csu3_am335x/EVSE/Projects/AX80/Apps/CCS/Module_CCS.c

/*
 * Module_CCS.c
 *
 *  Created on: 2020/03/16
 *      Author: foluswen
 */
#include "Module_CCS.h"
#include "define_ccs.h"
#include "main.h"

enum MsgFlowStatus V2gFlowStatus;

struct SysConfigAndInfo *ShmSysConfigAndInfo;
struct StatusCodeData 	*ShmStatusCodeData;
struct CcsData	 		*ShmCcsData;
struct InternalComm 	*ShmInternalComm;
struct DISPENSER 		*ShmDispenser;

struct V2G_OBJECT
{
	struct appHandEXIDocument appHandshake;
	struct dinEXIDocument DIN;
	struct iso1EXIDocument ISO1;
	struct iso2EXIDocument ISO2;
}v2gObject;

struct V2G_BUFFER
{
	unsigned char rx[V2GTP_MSG_RX_BUFFER_SIZE];
	unsigned char tx[V2GTP_MSG_TX_BUFFER_SIZE];
}v2gBuffer;

struct SOCKET_HANDLE
{
	int Raw;
	int Udp;
	int Tcp;
	int TcpAccept;
}socketFd;

struct PID_T
{
	pid_t CP_Detection;
	pid_t PP_Detection;
	pid_t Error_Monitor;
}pid;

struct MAC
{
	unsigned char eth0[6];
	unsigned char eth1[6];
	unsigned char qca[6];
	unsigned char evcc[6];
}macAddr;

struct QCA_INFO
{
	struct MmeHeader SendMmePacket;
	struct sockaddr_ll DestSocketAddress;

	int SendMmePacketSize;
	unsigned char SlacRunId[8];
	struct ifreq Req;
	unsigned char AagGroupsNum;
	unsigned char MnbcSoundNum;
	unsigned char AttenProfileCnt;
	unsigned char NewNmkKey[16];
	unsigned char Nid[7];
}qcaInfo;

struct TIMER
{
	unsigned int PwmStart;
	struct timeb SeqStart;
	struct timeb SeqEnd;
}timerStart;


/**
 *
 * @param statusCode
 * @param statusName
 * @return
 */
uint8_t get_V2G_Status_Name(uint8_t statusCode, char *statusName)
{
	int result = PASS;

	switch(statusCode)
	{
		case IDLE:
			sprintf(statusName, "IDLE");
			break;
		case CM_SLAC_PARM_REQ:
			sprintf(statusName, "CM_SLAC_PARM_REQ");
			break;
		case CM_SLAC_PARM_CONF:
			sprintf(statusName, "CM_SLAC_PARM_CONF");
			break;
		case CM_START_ATTEN_CHAR_IND:
			sprintf(statusName, "CM_START_ATTEN_CHAR_IND");
			break;
		case CM_MNBC_SOUND_IND:
			sprintf(statusName, "CM_MNBC_SOUND_IND");
			break;
		case CM_ATTEN_CHAR_IND:
			sprintf(statusName, "CM_ATTEN_CHAR_IND");
			break;
		case CM_ATTEN_CHAR_RSP:
			sprintf(statusName, "CM_ATTEN_CHAR_RSP");
			break;
		case CM_VALIDATE_REQ:
			sprintf(statusName, "CM_VALIDATE_REQ");
			break;
		case CM_VALIDATE_CNF:
			sprintf(statusName, "CM_VALIDATE_CNF");
			break;
		case CM_SLAC_MATCH_REQ:
			sprintf(statusName, "CM_SLAC_MATCH_REQ");
			break;
		case CM_SLAC_MATCH_CNF:
			sprintf(statusName, "CM_SLAC_MATCH_CNF");
			break;
		case CM_AMP_MAP_REQ:
			sprintf(statusName, "CM_AMP_MAP_REQ");
			break;
		case CM_AMP_MAP_CNF:
			sprintf(statusName, "CM_AMP_MAP_CNF");
			break;
		case CM_SET_KEY_REQ:
			sprintf(statusName, "CM_SET_KEY_REQ");
			break;
		case CM_SET_KEY_CNF:
			sprintf(statusName, "CM_SET_KEY_CNF");
			break;
		case SLACC_SDP_UDP_Connection:
			sprintf(statusName, "SLACC_SDP_UDP_Connection");
			break;
		case SLACC_SDP_TCP_Connection:
			sprintf(statusName, "SLACC_SDP_TCP_Connection");
			break;
		case SupportedAppProtocolRequest:
			sprintf(statusName, "SupportedAppProtocolReq");
			break;
		case SupportedAppProtocolResponse:
			sprintf(statusName, "SupportedAppProtocolRes");
			break;
		case SessionSetupRequest:
			sprintf(statusName, "SessionSetupReq");
			break;
		case SessionSetupResponse:
			sprintf(statusName, "UnSessionSetupResknown");
			break;
		case ServiceDiscoveryRequest:
			sprintf(statusName, "ServiceDiscoveryReq");
			break;
		case ServiceDiscoveryResponse:
			sprintf(statusName, "ServiceDiscoveryRes");
			break;
		case ServiceDetailRequest:
			sprintf(statusName, "ServiceDetailReq");
			break;
		case ServiceDetailResponse:
			sprintf(statusName, "ServiceDetailRes");
			break;
		case ServiceAndPaymentSelectionRequest:
			sprintf(statusName, "ServiceAndPaymentSelectionReq");
			break;
		case ServiceAndPaymentSelectionResponse:
			sprintf(statusName, "ServiceAndPaymentSelectionRes");
			break;
		case PaymentDetailsRequest:
			sprintf(statusName, "PaymentDetailsReq");
			break;
		case PaymentDetailsResponse:
			sprintf(statusName, "PaymentDetailsRes");
			break;
		case AuthorizationRequest:
			sprintf(statusName, "AuthorizationReq");
			break;
		case AuthorizationResponse:
			sprintf(statusName, "AuthorizationRes");
			break;
		case CertificateUpdateRequest:
			sprintf(statusName, "CertificateUpdateReq");
			break;
		case CertificateUpdateResponse:
			sprintf(statusName, "CertificateUpdateRes");
			break;
		case CertificateInstallationRequest:
			sprintf(statusName, "CertificateInstallationReq");
			break;
		case CertificateInstallationResponse:
			sprintf(statusName, "CertificateInstallationRes");
			break;
		case ChargeParameterDiscoveryRequest:
			sprintf(statusName, "ChargeParameterDiscoveryReq");
			break;
		case ChargeParameterDiscoveryResponse:
			sprintf(statusName, "ChargeParameterDiscoveryRes");
			break;
		case CableCheckRequest:
			sprintf(statusName, "CableCheckReq");
			break;
		case CableCheckResponse:
			sprintf(statusName, "CableCheckRes");
			break;
		case PreChargeRequest:
			sprintf(statusName, "PreChargeReq");
			break;
		case PreChargeResponse:
			sprintf(statusName, "PreChargeRes");
			break;
		case PowerDeliveryRequestStart:
			sprintf(statusName, "PowerDeliveryReqStart");
			break;
		case PowerDeliveryResponsetStart:
			sprintf(statusName, "PowerDeliveryResStart");
			break;
		case ChargingStatusRequest:
			sprintf(statusName, "ChargingStatusReq");
			break;
		case ChargingStatusResponse:
			sprintf(statusName, "ChargingStatusRes");
			break;
		case CurrentDemandRequest:
			sprintf(statusName, "CurrentDemandReq");
			break;
		case CurrentDemandResponse:
			sprintf(statusName, "CurrentDemandRes");
			break;
		case MeteringReceiptRequest:
			sprintf(statusName, "MeteringReceiptReq");
			break;
		case MeteringReceiptResponse:
			sprintf(statusName, "MeteringReceiptRes");
			break;
		case PowerDeliveryRequestStop:
			sprintf(statusName, "PowerDeliveryReqStop");
			break;
		case PowerDeliveryResponseStop:
			sprintf(statusName, "PowerDeliveryResStop");
			break;
		case WeldingDetectionRequest:
			sprintf(statusName, "WeldingDetectionReq");
			break;
		case WeldingDetectionResponse:
			sprintf(statusName, "WeldingDetectionRes");
			break;
		case SessionStopRequest:
			sprintf(statusName, "SessionStopReq");
			break;
		case SessionStopResponse:
			sprintf(statusName, "SessionStopRes");
			break;
		case Performance_Timeout:
			sprintf(statusName, "Performance_Timeout");
			break;
		case Sequence_Timeout:
			sprintf(statusName, "Sequence_Timeout");
			break;
		case Other_Fault:
			sprintf(statusName, "Other_Fault");
			break;
		default:
			sprintf(statusName, "Unknown");
			result = FAIL;
			break;
	}

	return result;
}

/**
 *
 * @return
 */
unsigned char Get_V2G_Status()
{
    unsigned char result = 0;

    switch (ShmCcsData->CommProtocol)
    {
        case V2GT_MSG_PROTOCOL_DIN70121:        //0
        {
            result = ShmCcsData->V2GMessage_DIN70121.PresentMsgFlowStatus;
            break;
        }

        case V2GT_MSG_PROTOCOL_ISO15118_2014:   //1
        {
            result = ShmCcsData->V2GMessage_ISO15118_2014.PresentMsgFlowStatus;
            break;
        }

        case V2GT_MSG_PROTOCOL_ISO15118_2018:   //2
        {
            result = ShmCcsData->V2GMessage_ISO15118_2018.PresentMsgFlowStatus;
            break;
        }

        default:
            break;
    }

    return result;
}

/**
 *
 * @return
 */
unsigned char Get_V2G_Status_pre()
{
    unsigned char result = 0;

    switch (ShmCcsData->CommProtocol)
    {
        case V2GT_MSG_PROTOCOL_DIN70121:        //0
        {
            result = ShmCcsData->V2GMessage_DIN70121.PresentMsgFlowStatus_pre;
            break;
        }

        case V2GT_MSG_PROTOCOL_ISO15118_2014:   //1
        {
            result = ShmCcsData->V2GMessage_ISO15118_2014.PresentMsgFlowStatus_pre;
            break;
        }

        case V2GT_MSG_PROTOCOL_ISO15118_2018:   //2
        {
            result = ShmCcsData->V2GMessage_ISO15118_2018.PresentMsgFlowStatus_pre;
            break;
        }

        default:
            break;
    }
    return result;
}

/**
 *
 * @param Fd
 * @param MsgId
 * @param SlaveAddress
 * @param DataLength
 * @param SendData
 * @return
 */
int CAN_Tx_MSG(int Fd, unsigned int MsgId, unsigned char SlaveAddress, unsigned char DataLength, unsigned char *SendData)
{
#if 0
    struct can_frame frame;
    struct timeb StartTime, EndTime;
    unsigned int tmp = 0;
    int nbytes = 0;
    int i = 0;

    //Protection: To avoid unexpected length for CAN bus payload.
    if (DataLength > 8)
    {
        DataLength = 8;
    }

    memset(&frame, 0, sizeof(struct can_frame));
    frame.can_id = 0x80000000 | CAN_SEND_DIRECTION | MsgId | SlaveAddress;  //0x80000000: extension ID format
    frame.can_dlc = DataLength;
    memcpy(frame.data, SendData, DataLength);
    nbytes = write(Fd, &frame, sizeof(struct can_frame));

    return nbytes;
#else
    return -1;
#endif
}

/**
 *
 * @param Fd
 * @return
 */
int Proc_EVStopRes(int Fd)
{
    int nbytes;
    unsigned char Buffer[8];

    memset(Buffer, 0, sizeof(Buffer));
    if (CSUCOMMDC_TASK_FLAG.EV_Stop_Type_Emergency == TRUE)
    {
        Buffer[0] = EV_EMERGENCY_STOP;  //2
    }
    else
    {
        Buffer[0] = EV_NORMAL_STOP;     //1
    }

    Buffer[1] = ShmStatusCodeData->PresentStatusCode[0][0];
    Buffer[2] = ShmStatusCodeData->PresentStatusCode[0][1];
    Buffer[3] = ShmStatusCodeData->PresentStatusCode[0][2];
    Buffer[4] = ShmStatusCodeData->PresentStatusCode[0][3];
    Buffer[5] = ShmStatusCodeData->PresentStatusCode[0][4];
    Buffer[6] = ShmStatusCodeData->PresentStatusCode[0][5];


    nbytes = CAN_Tx_MSG(Fd, CAN_CMD_EV_STOP_EVENT, ShmInternalComm->SlaveAddress, 7, Buffer);
    //system("echo 1000000 > /sys/class/pwm/pwmchip0/pwm0/duty_cycle"); //for test only
    //system("echo 0 > /sys/class/gpio/gpio89/value");    //for test

    DEBUG_INFO("Sending STOP Command to CSU\n");

    CSUCOMMDC_TASK_FLAG.Send_EVStopReq = FALSE;

    return nbytes;
}

/**
 *
 * @param cmd
 * @return
 */
int Sniffer_Candump(char cmd)
{
#if (CANDUMP_PACKETS_SNIFFER_SWITCH == ENABLE)
    if (cmd == ENABLE)
    {
        DEBUG_INFO("Candump init\n");
        system("cd /mnt/;rm -rf candump/");
        system("cd /mnt/;mkdir candump");
        DEBUG_INFO("Candump on\n");
        system("cd /mnt/candump;candump -l can0 &");
        return 0;
    }
    else if (cmd == DISABLE)
    {
        DEBUG_INFO("Candump off\n");
        system("killall candump");

        DEBUG_INFO("Candump save\n");
        system("cd /;cp -rfv /mnt/candump /Storage/SystemLog/");
        return 0;
    }
    else
    {
        DEBUG_INFO("Candump unexpected cmd(%d)\n", cmd);
        return -1;
    }
#endif

    return 0;
}

/**
 *
 * @param cmd
 * @return
 */
int Sniffer_Tcpdump(char cmd)
{
    #if (TCPDUMP_PACKETS_SNIFFER_SWITCH == ENABLE)
    if (cmd == ENABLE)
    {
        DEBUG_INFO("Tcpdump init...\n");
        system("cd /mnt/;rm -rf tcpdump/");
        system("cd /mnt/;mkdir tcpdump");

        unsigned char cmdBuf[256];
        time_t CurrentTime;
        struct tm *tm;
        struct timeval tv;

        memset(cmdBuf, 0, sizeof(cmdBuf));
        CurrentTime = time(NULL);
        tm = localtime(&CurrentTime);
        gettimeofday(&tv, NULL); // get microseconds, 10^-6
        sprintf((char*)cmdBuf, "tcpdump -i eth1 -p \"udp or ether proto 0x88e1\" -w /mnt/tcpdump/[%04d.%02d]CCS_SlacPackets_%02X%02X%02X%02X%02X%02X%02X%02X.log &",
								(tm->tm_year+1900),
								(tm->tm_mon+1),
								EVCOMM_SYS_INFO.SessionID[0],
								EVCOMM_SYS_INFO.SessionID[1],
								EVCOMM_SYS_INFO.SessionID[2],
								EVCOMM_SYS_INFO.SessionID[3],
								EVCOMM_SYS_INFO.SessionID[4],
								EVCOMM_SYS_INFO.SessionID[5],
								EVCOMM_SYS_INFO.SessionID[6],
								EVCOMM_SYS_INFO.SessionID[7]);
        DEBUG_INFO("Tcpdump on\n");
        system((char*)cmdBuf);

        return 0;
    }
    else if (cmd == DISABLE)
    {
        DEBUG_INFO("Tcpdump off\n");
        system("killall tcpdump");
        for(int idx=2;idx>0;idx--)
        {
			DEBUG_INFO("Tcpdump wait: %ds\n", idx);
			sleep(1);
        }
        DEBUG_INFO("Tcpdump save\n");
        system("cd /;cp -rfv /mnt/tcpdump/* /Storage/SystemLog/");
        system("cd /mnt/;rm -rf tcpdump/");
        return 0;
    }
    else
    {
        DEBUG_INFO("Tcpdump unexpected cmd(%d)\n", cmd);

        return -1;
    }
    #endif

    return 0;
}
/**
 *
 * @param state_new
 * @return
 */
int Update_V2G_Status(unsigned int state_new)
{
    unsigned char state_now;
    char nameNow[64], nameNew[64];

    state_now = Get_V2G_Status();
    get_V2G_Status_Name(state_now, nameNow);
    get_V2G_Status_Name(state_new, nameNew);

    if (EVCOMM_SYS_INFO.End_Process_inused == TRUE ||
        CSUCOMMDC_TASK_FLAG.FW_Update_Task_inused == TRUE)
    {
        if (state_now != Performance_Timeout &&     //253
            state_now != Sequence_Timeout &&        //254
            state_now != Other_Fault)               //255
        {
        	DEBUG_WARN("state-%s(%d) change: ignored (End_Process_inused:%d, FW_Update_Task_inused:%d)\n",
						nameNew, state_new,
						EVCOMM_SYS_INFO.End_Process_inused,
						CSUCOMMDC_TASK_FLAG.FW_Update_Task_inused);
            return -1;
        }
    }
    if (state_now != state_new)
    {
        //Step 1: Check if Error Occours
        if (state_now == Performance_Timeout ||     //253
            state_now == Sequence_Timeout ||        //254
            state_now == Other_Fault)               //255
        {
            if (state_new != IDLE)
            {
                if (EVCOMM_SYS_INFO.State_Change_Ignored_Notice == FALSE)
                {
                    EVCOMM_SYS_INFO.State_Change_Ignored_Notice = TRUE;
                    DEBUG_WARN("state-%s(%d) change: ignored(now in error state-%s(%d))\n", nameNow, state_new, nameNew, state_now);
                }
                return -1;
            }
        }

        //Updating the state formally.
        DEBUG_INFO("%s(%02d) > %s(%02d)\n", nameNow, state_now, nameNew, state_new);

        V2gFlowStatus = state_new;
        state_now = state_new;

        switch (ShmCcsData->CommProtocol)
        {
            case V2GT_MSG_PROTOCOL_DIN70121:        //0
            {
                ShmCcsData->V2GMessage_DIN70121.PresentMsgFlowStatus_pre = ShmCcsData->V2GMessage_DIN70121.PresentMsgFlowStatus;
                ShmCcsData->V2GMessage_DIN70121.PresentMsgFlowStatus = V2gFlowStatus;
                break;
            }

            case V2GT_MSG_PROTOCOL_ISO15118_2014:   //1
            {
                ShmCcsData->V2GMessage_ISO15118_2014.PresentMsgFlowStatus_pre = ShmCcsData->V2GMessage_ISO15118_2014.PresentMsgFlowStatus;
                ShmCcsData->V2GMessage_ISO15118_2014.PresentMsgFlowStatus = V2gFlowStatus;
                break;
            }

            case V2GT_MSG_PROTOCOL_ISO15118_2018:   //2
            {
                ShmCcsData->V2GMessage_ISO15118_2018.PresentMsgFlowStatus_pre = ShmCcsData->V2GMessage_ISO15118_2018.PresentMsgFlowStatus;
                ShmCcsData->V2GMessage_ISO15118_2018.PresentMsgFlowStatus = V2gFlowStatus;
                break;
            }

            default:
                break;
        }
    }

    return 0;
}

/**
 *
 * @param ST
 * @param ET
 * @return
 */

double DiffTimeb(struct timeb ST, struct timeb ET)
{
    //return milli-second
    double StartTime, EndTime;
    double t_diff;

    StartTime = ((double)ST.time)*1000 + (double)ST.millitm;
    EndTime = ((double)ET.time)*1000 + (double)ET.millitm;
    t_diff = EndTime - StartTime;

    if (t_diff < 0)
    {
        return -1;
    }
    return t_diff;
}


/**
 *
 * @param ST
 * @param ET
 * @return
 */
double DiffTimeb_fork1_Error_Monitor(struct timeb ST, struct timeb ET)
{
    //return milli-second
    static double StartTime, EndTime;
    static double t_diff;

    StartTime = ((double)ST.time)*1000 + (double)ST.millitm;
    EndTime = ((double)ET.time)*1000 + (double)ET.millitm;
    t_diff = EndTime - StartTime;

    if (t_diff < 0)
    {
        return -1;
    }
    return t_diff;
}


/**
 *
 * @param ST
 * @param ET
 * @return
 */
double DiffTimeb_fork2_Error_Monitor(struct timeb ST, struct timeb ET)
{
    //return milli-second
    static double StartTime, EndTime;
    static double t_diff;

    StartTime = ((double)ST.time)*1000 + (double)ST.millitm;
    EndTime = ((double)ET.time)*1000 + (double)ET.millitm;
    t_diff = EndTime - StartTime;

    if (t_diff < 0)
    {
        return -1;
    }
    return t_diff;
}

/**
 *
 * @return
 */
int ShareMemory_Init()
{
    int MeterSMId;

    //create ShmSysConfigAndInfo
    if ((MeterSMId = shmget(ShmSysConfigAndInfoKey, sizeof(struct SysConfigAndInfo), IPC_CREAT | 0777)) < 0)
    {
    	DEBUG_ERROR("shmget ShmSysConfigAndInfo NG\n");
        return 0;
    }
    else if ((ShmSysConfigAndInfo = shmat(MeterSMId, NULL, 0)) == (void *) -1)
    {
    	DEBUG_ERROR("shmat ShmSysConfigAndInfo NG\n");
        return 0;
    }

    //create ShmStatusCodeData
    if ((MeterSMId = shmget(ShmStatusCodeKey, sizeof(struct StatusCodeData),  IPC_CREAT | 0777)) < 0)
    {
    	DEBUG_ERROR("shmget ShmStatusCodeData NG\n");
        return 0;
    }
    else if ((ShmStatusCodeData = shmat(MeterSMId, NULL, 0)) == (void *) -1)
    {
    	DEBUG_ERROR("shmat ShmStatusCodeData NG\n");
        return 0;
    }

    //create ShmCcsData
    if ((MeterSMId = shmget(ShmCcsCommKey, sizeof(struct CcsData),  IPC_CREAT | 0777)) < 0)
    {
    	DEBUG_ERROR("shmget ShmCcsData NG\n");
        return 0;
    }
    else if ((ShmCcsData = shmat(MeterSMId, NULL, 0)) == (void *) -1)
    {
    	DEBUG_ERROR("shmat ShmCcsData NG\n");
        return 0;
    }

    //create ShmInternalComm
    if ((MeterSMId = shmget(ShmInternalCommKey, sizeof(struct InternalComm),   IPC_CREAT | 0777)) < 0)
    {
    	DEBUG_ERROR("shmget ShmInternalComm NG\n");
        return 0;
    }
    else if ((ShmInternalComm = shmat(MeterSMId, NULL, 0)) == (void *) -1)
    {
    	DEBUG_ERROR("shmat ShmInternalComm NG\n");
        return 0;
    }

	//Initial ShmSDispenser
    if ((MeterSMId = shmget(ShmDispenserKey, sizeof(struct DISPENSER), 0777)) < 0)
	{
		DEBUG_ERROR("shmget ShmDispenser NG %d\n", MeterSMId);
		return 0;
	}
	else if ((ShmDispenser = shmat(MeterSMId, NULL, 0)) == (void *) -1)
	{
		DEBUG_ERROR("shmat ShmDispenser NG\n");
		return 0;
	}

    //[To-Do] The initialization here is reduntant and should be removed partially.
    //SHM_Init_supportedAppProtocolRes(ShmCcsData);
    //SHM_Init_din_SessionSetupRes(ShmCcsData);
    //SHM_Init_din_ServiceDiscoveryRes(ShmCcsData);
    //SHM_Init_din_ServiceAndPaymentSelectionRes(ShmCcsData);
    //SHM_Init_din_ContractAuthenticationRes(ShmCcsData);
    SHM_Init_din_ChargeParameterDiscoveryRes(ShmCcsData);
    SHM_Init_din_CableCheckRes(ShmCcsData);
    SHM_Init_din_PreChargeRes(ShmCcsData);
    SHM_Init_din_PowerDeliveryRes(ShmCcsData);
    SHM_Init_din_CurrentDemandRes(ShmCcsData);
    SHM_Init_din_WeldingDetectionRes(ShmCcsData);
    SHM_Init_din_SessionStopRes(ShmCcsData);

    return 1;
}

/**
 *  1. Accessing current CsuMac address, if Eth = eth1
    2. The address of eth1(for QCA7000) is a random number, which will be modified
       after each time of booting up system.
 * @param Eth
 * @param mac
 * @return
 */
int GetEthMac(unsigned char *Eth, unsigned char *mac)
{
    //Parameters:MAC,IP,Mask,Gateway
    int fd;
    unsigned char addr[18], Buffer[128];

    memset(Buffer, 0, sizeof(Buffer));
    sprintf((char*)Buffer, "cat /sys/class/net/%s/address > /mnt/GetEthInfo", Eth);    //CsuMac (Eth = eth1)
    system((char*)Buffer);
    fd = open("/mnt/GetEthInfo", O_RDONLY);
    if(fd < 0)
    {
        system("rm -f /mnt/GetEthInfo");
        DEBUG_ERROR("GetEthMac: MAC Address open error\n");
        return 0;
    }
    memset(mac, 0, 6);
    memset(addr, 0, sizeof(addr));
    read(fd, addr, 17);
    close(fd);
    system("rm -f /mnt/GetEthInfo");
    sscanf((char*)addr, "%02x:%02x:%02x:%02x:%02x:%02x", (uint32_t *)&mac[0], (uint32_t *)&mac[1], (uint32_t *)&mac[2], (uint32_t *)&mac[3], (uint32_t *)&mac[4], (uint32_t *)&mac[5]);    //CsuMac (Eth = eth1)
    DEBUG_INFO("EVSE MAC address(%s): %02X:%02X:%02X:%02X:%02X:%02X\n", Eth, mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
    return 1;
}

/**
 *
 * @param AdcChannel
 * @return
 */
float ReadAdcVolt(unsigned char AdcChannel)
{
    //AIN0=CCS GUN Temp 1
    //AIN1=CCS GUN Temp 2
    //AIN2=CCS_Proximity/2
    //AIN3=pilot voltage
#if ((CCS_ENERGY_TRANSFER_MODE == MODE_AC_SINGLE_PHASE_CORE) || (CCS_ENERGY_TRANSFER_MODE == MODE_AC_THREE_PHASE_CORE))
	return 0;
#else
	if(AdcChannel == 3)
	{
		int fd,count,AvgTimes;
		unsigned char SampleBuf[4];
		float TmpVolt, MinSample, AvgSample = 0;

		fd = open("/sys/bus/iio/devices/iio\\:device0/in_voltage3_raw", O_RDONLY);
        if(fd > 0)
        {
            //system("echo 1 > /sys/class/gpio/gpio89/value");    //for test
            for(AvgTimes = 0; AvgTimes < 3; AvgTimes++) //period = 60~91 ms(renice -10, , CurrentDemand()) /*+++ 20200909, vern, extend detection time for interference ---*/
            {
                count = 0;
                MinSample = 2306;
                //system("echo 1 > /sys/class/gpio/gpio89/value");    //for test
                while(count < 40)  //period = 21~42ms (renice -10, CurrentDemand()) /*+++ 20200909, vern, extend detection time for interference ---*/
                {
                    //re-sampling period = 3~13ms (renice -10, SLAC())
                    //system("echo 1 > /sys/class/gpio/gpio89/value");    //for test
                    read(fd, SampleBuf, 4); //period = 3.2~10ms (renice -10, SLAC())
                    //system("echo 0 > /sys/class/gpio/gpio89/value");    //for test
                    TmpVolt = atoi((char*)SampleBuf);

                    if((TmpVolt < 2306) && (TmpVolt > 0))//positive voltage
                    {
                        if(TmpVolt < MinSample)
                        {
                            MinSample = TmpVolt;
                        }
                        count++;
                    }
                    lseek(fd, 0, SEEK_SET);
                }
                //system("echo 0 > /sys/class/gpio/gpio89/value");    //for test
                AvgSample += MinSample;
            }
            AvgSample /= AvgTimes;
            close(fd);
            //system("echo 0 > /sys/class/gpio/gpio89/value");    //for test
            return ((0.954-(1.8*AvgSample/4095))/0.06);
        }
		else
		{
			return -1;
		}
	}
	else
	{
		FILE *fp;
		unsigned char str[64];
		unsigned char AdcValue[8];

		if(AdcChannel > 7)
		{
		    return -1;
		}

		memset(str,0,sizeof(str));
		memset(AdcValue,0,sizeof(AdcValue));
		sprintf((char*)str, "cat /sys/bus/iio/devices/iio\\:device0/in_voltage%d_raw", AdcChannel);
		fp=popen((char*)str, "r");
		if(fgets((char*)AdcValue,sizeof(AdcValue),fp) == NULL)
		{
		    pclose(fp);
		    return -1;
		}
		pclose(fp);
		//Vin =  Vref *D / (2^n - 1)
		return ((float)1.8*(float)atoi((char*)AdcValue))/4095;
	}
#endif

}

/**
 *
 * @return
 */
float ReadAdcVolt_PP_fork3()
{
#if ((CCS_ENERGY_TRANSFER_MODE == MODE_AC_SINGLE_PHASE_CORE) || (CCS_ENERGY_TRANSFER_MODE == MODE_AC_THREE_PHASE_CORE))
	return 0;
#else
    int fd, AvgTimes;
    unsigned char SampleBuf[4];
    float TmpVolt = 0;
    float AvgSample = 0;
    float V_pp = 0;

    fd = open("/sys/bus/iio/devices/iio\\:device0/in_voltage2_raw", O_RDONLY); //PP
    if(fd > 0)
    {
        for(AvgTimes = 0; AvgTimes < 5; AvgTimes++) //get 5 samples
        {
            read(fd, SampleBuf, 4);
            TmpVolt = atoi((char*)SampleBuf);
            lseek(fd, 0, SEEK_SET);

            AvgSample += TmpVolt;
        }
        close(fd);
        AvgSample /= AvgTimes;
        V_pp = (3.6*AvgSample)/4095;    //PP

        usleep(20000);  //20ms

        return V_pp;
    }
    else
    {
        return -1;
    }
#endif
}

/**
 *
 */
void Qca7kPowerReset()
{
	DEBUG_INFO("QCA7000 reset...\n");
	system("ifconfig eth1 down");
	usleep(500000);
    system("echo 0 > /sys/class/gpio/gpio115/value");
    usleep(500000);
    system("echo 1 > /sys/class/gpio/gpio115/value");
    usleep(500000);
    system("ifconfig eth1 up");
    usleep(500000);
}

/**
 *
 * @param OnOff
 * @return
 */
int SwitchCpStateE(unsigned char OnOff)
{
	/*
	 *	TODO: Request CP change to state E
	 */
    if((OnOff != ENABLE) && (OnOff != DISABLE))
    {
        return -1;
    }

    struct ChargingInfoData *ccs;
    ccs = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    ccs->SwitchCpStateE_status = OnOff;

    //OnOff = 1 => switch State to E
    //OnOff = 0 => return noraml
    #if ((CCS_ENERGY_TRANSFER_MODE == MODE_AC_SINGLE_PHASE_CORE) || (CCS_ENERGY_TRANSFER_MODE == MODE_AC_THREE_PHASE_CORE))
    {
        if(OnOff == DISABLE)
        {
            //DEBUG_INFO("SwitchCpStateE: released\n");
            CSUCOMMAC_SHM.CpSetStateE = DISABLE;
        }
        else
        {
            OutputCpPwmDuty(100); //set CP duty as 100, firstly.
            CSUCOMMAC_SHM.CpSetStateE = ENABLE;
            //DEBUG_INFO("SwitchCpStateE: enabled!\n");
        }
    }
    #else //CCS_ENERGY_TRANSFER_MODE == MODE_DC_EXTENDED
    {
        if(OnOff == DISABLE)
        {
            //DEBUG_INFO("SwitchCpStateE: released\n");
            system("echo 0 > /sys/class/gpio/gpio86/value");
        }
        else
        {
            OutputCpPwmDuty(100); //set CP duty as 100, firstly.
            system("echo 1 > /sys/class/gpio/gpio86/value");
            //DEBUG_INFO("SwitchCpStateE: enabled!\n");
        }
    }
    #endif

    if (ccs->SwitchCpStateE_status_pre != ccs->SwitchCpStateE_status)
    {
        DEBUG_INFO("SwitchCpStateE: %d >> %d\n",
								ccs->SwitchCpStateE_status_pre,
								ccs->SwitchCpStateE_status);
        ccs->SwitchCpStateE_status_pre = ccs->SwitchCpStateE_status;
    }

    return 0;
}

/**
 *
 * @param Duty
 * @return
 */
int OutputCpPwmDuty(unsigned char Duty)
{
#if ((CCS_ENERGY_TRANSFER_MODE != MODE_AC_SINGLE_PHASE_CORE) && (CCS_ENERGY_TRANSFER_MODE != MODE_AC_THREE_PHASE_CORE))
	char cmdBuf[1024];
    int DutyInNanoSec;
#endif
    struct ChargingInfoData *ccs;
    ccs = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    if((Duty < 0)||(Duty > 100))
    {
        return -1;
    }

#if ((CCS_ENERGY_TRANSFER_MODE == MODE_AC_SINGLE_PHASE_CORE) || (CCS_ENERGY_TRANSFER_MODE == MODE_AC_THREE_PHASE_CORE))
    {
        CSUCOMMAC_SHM.CpSetPWMDuty = Duty;
    }
#else //CCS_ENERGY_TRANSFER_MODE == MODE_DC_EXTENDED
    {
        DutyInNanoSec = 10000 * Duty;
        sprintf((char*)cmdBuf, "echo %d > /sys/class/pwm/pwmchip0/pwm0/duty_cycle", DutyInNanoSec);//nanoseconds
        system((char*)cmdBuf);
    }
#endif

    ccs->CpDuty = Duty;

    //CP Duty
    if (ccs->CpDuty != ccs->CpDuty_pre)
    {
        DEBUG_INFO("CP Duty: %d%% >> %d%%\n", ccs->CpDuty_pre, ccs->CpDuty);

        ccs->CpDuty_pre = ccs->CpDuty;
    }

    return 0;
}

/**
 *
 * @param ccs
 */
//#if DEBUG_INFO_SWITCH == ENABLE
void Check_Plugin_Status_Update(struct ChargingInfoData *ccs)
{
    if (ccs->ConnectorPlugIn != ccs->ConnectorPlugIn_new)
    {
        DEBUG_INFO("[fork1]Plugin: %d >> %d (CP=%.2fV, PP=%.2fV)\n",
								ccs->ConnectorPlugIn,
								ccs->ConnectorPlugIn_new,
								ccs->CpVoltage,
								ccs->PpVoltage);

        ccs->ConnectorPlugIn_pre = ccs->ConnectorPlugIn;
        ccs->ConnectorPlugIn = ccs->ConnectorPlugIn_new;
        //ccs->CpVoltage_pre = ccs->CpVoltage;
    }
}
//#endif

/**
 *
 * @return
 */
int CheckConnectorPlugIn()
{
#if (CP_PROTECTION_MECHANISM == ENABLE)
    return ((ShmDispenser->gun_info.primaryMcuState.cp_state == CP_STATE_B) || (ShmDispenser->gun_info.primaryMcuState.cp_state == CP_STATE_C) || (ShmDispenser->gun_info.primaryMcuState.cp_state == CP_STATE_D) ? TRUE : FALSE);
#else
    return TRUE;
#endif
}

/**
 *
 * @param ccs
 * @return
 */
int Check_CP_State_Error(struct ChargingInfoData *ccs)
{
#if (CP_PROTECTION_MECHANISM == DISABLE)
    {
        return -1;
    }
#endif

    unsigned char state = 0;
#if ((CCS_ENERGY_TRANSFER_MODE != MODE_AC_SINGLE_PHASE_CORE) && (CCS_ENERGY_TRANSFER_MODE != MODE_AC_THREE_PHASE_CORE))
    double time_diff = 0;
#endif
    state = Get_V2G_Status();

    //SLAC, SLAAC, SDP, ..., ChargeParameterDiscovery
    if (state >= CM_SLAC_PARM_CONF &&   //by considering 15118(SLAC first)
        state < ChargeParameterDiscoveryRequest &&
        state != IDLE &&
        state != CM_SET_KEY_REQ &&
        state != CM_SET_KEY_CNF &&
        state != CM_VALIDATE_REQ &&
        state != CM_VALIDATE_CNF)
    {
        #if (SLAC_FIRST_RESPONSE_METHOD == SET_5_PWM_ONCE_GET_PERMISSION_IN_AUTHORIZATIONRES)
        {
#ifdef TEST_WITH_ETH0
        	if((ShmCcsData->EnergyTransferMode == MODE_DC_EXTENDED) && ((ccs->CpState != CCS_CP_STATE_B1) && (ccs->CpState != CCS_CP_STATE_B2)))
#else
            if((ccs->CpState != CCS_CP_STATE_B1) && (ccs->CpState != CCS_CP_STATE_B2))
#endif
            {
                if (ccs->CpState_err == FALSE)
                {
                    DEBUG_ERROR("[fork1][CP]before CPD\n");    //CPD: ChargeParameterDiscoveryRequest
                    //CPD: ChargeParameterDiscovery
                }
                ccs->CpState_err = TRUE;
            }
        }
        #else
        {
            if(ccs->CpState != CCS_CP_STATE_B2)
            {
                if (ccs->CpState_err == FALSE)
                {
                	DEBUG_ERROR("[fork1][CP]]before CPD\n");    //CPD: ChargeParameterDiscoveryRequest
                    //CPD: ChargeParameterDiscovery
                }
                ccs->CpState_err = TRUE;
            }
        }
        #endif
    }

    #if ((CCS_ENERGY_TRANSFER_MODE == MODE_AC_SINGLE_PHASE_CORE) || (CCS_ENERGY_TRANSFER_MODE == MODE_AC_THREE_PHASE_CORE))
    {
        //ChargeParameterDiscovery
        if(state >= ChargeParameterDiscoveryRequest &&        //35
           state <= ChargeParameterDiscoveryResponse)         //36
        {
#ifdef TEST_WITH_ETH0
        	if((ccs->CpState != CCS_CP_STATE_B2) && ((ShmCcsData->EnergyTransferMode != MODE_DC_EXTENDED) && (ccs->CpState != CCS_CP_STATE_C)))
#else
            if(ccs->CpState != CCS_CP_STATE_B2)
#endif
            {
                if (ccs->CpState_err == FALSE)
                {
                	DEBUG_ERROR("[fork1][CP]]CPD\n");
                    //PRC: Precharge
                    //CUD: CurrentDemand
                }
                ccs->CpState_err = TRUE;
            }
        }

        //ChargingStatus
        if(state >= ChargingStatusRequest &&        //43
           state <= ChargingStatusResponse)         //44
        {
            if((ccs->CpState != CCS_CP_STATE_B2) && (ccs->CpState != CCS_CP_STATE_C) && (ccs->CpState != CCS_CP_STATE_D))
            {
                if (ccs->CpState_err == FALSE)
                {
                	DEBUG_ERROR("[fork1][CP]CGS\n");
                    //PRC: Precharge
                    //CUD: CurrentDemand
                }
                ccs->CpState_err = TRUE;
            }
        }
    }
    #else //CCS_ENERGY_TRANSFER_MODE == MODE_DC_EXTENDED
    {
        //ChargeParameterDiscovery, CableCheck
        if (state >= ChargeParameterDiscoveryRequest &&     //35
            state <= CableCheckResponse)                    //38
        {
            if(ccs->CableCheckPreCountDownDone == FALSE &&
            state >= CableCheckRequest)
            {
                ftime(&EVCOMM_SYS_INFO.V2G_SECC_CableCheck_Timer_End);
                time_diff = DiffTimeb_fork1_Error_Monitor(EVCOMM_SYS_INFO.V2G_SECC_CableCheck_Timer_Start, EVCOMM_SYS_INFO.V2G_SECC_CableCheck_Timer_End);
                if(time_diff >= V2G_SECC_CP_Timeout_CableCheck)   //2 sec
                {
                    DEBUG_INFO("[fork1][CP]check C(4),D(5): ON (%.02lf of %dms)\n", time_diff, V2G_SECC_CP_Timeout_CableCheck);
                    ccs->CableCheckPreCountDownDone = TRUE;
                }
            }

            if(ccs->CableCheckPreCountDownDone == TRUE)
            {
                if(ccs->CpState != CCS_CP_STATE_C && ccs->CpState != CCS_CP_STATE_D)
                {
                    if (ccs->CpState_err == FALSE)
                    {
                    	DEBUG_ERROR("[fork1][CP]]CPD and CCK (after CNT)\n");
                        //CPD: ChargeParameterDiscovery
                        //CCK: CableCheck
                        //CNT: count down
                    }
                    ccs->CpState_err = TRUE;
                }
            }
            else
            {
                if((ccs->CpState != CCS_CP_STATE_B2) && (ccs->CpState != CCS_CP_STATE_C) && (ccs->CpState != CCS_CP_STATE_D))
                {
                    if (ccs->CpState_err == FALSE)
                    {
                    	DEBUG_ERROR("[fork1][CP]CPD and CCK (before CNT)\n");
                        //CPD: ChargeParameterDiscovery
                        //CCK: CableCheck
                        //CNT: count down
                    }
                    ccs->CpState_err = TRUE;
                }
            }
        }

        //Precharge, CurrentDemand
        if(state >= PreChargeRequest &&      //39
        state <= CurrentDemandResponse)   //46
        {
            if((ccs->CpState != CCS_CP_STATE_C) && (ccs->CpState != CCS_CP_STATE_D))
            {
                if (ccs->CpState_err == FALSE)
                {
                	DEBUG_ERROR("[fork1][CP]PRC and CUD\n");
                    //PRC: Precharge
                    //CUD: CurrentDemand
                }
                ccs->CpState_err = TRUE;
            }
        }
    }
    #endif

    if(ccs->CpState_err == TRUE && ccs->CpState_err_logged == FALSE)
    {
        OutputCpPwmDuty(100);
        //system("echo 1 > /sys/class/gpio/gpio89/value");    //for test

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_CP_State_Error (023889)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 8;
        ShmStatusCodeData->PresentStatusCode[0][4] = 8;
        ShmStatusCodeData->PresentStatusCode[0][5] = 9;
        CSUCOMMDC_TASK_FLAG.EV_Stop_Type_Emergency = TRUE;

        Proc_EVStopRes(ShmInternalComm->FD_CAN_Socket);
        DEBUG_ERROR("[fork1]CP(%d) Error in state %d(%d)\n", ccs->CpState, state, ccs->CableCheckPreCountDownDone);
        ccs->CpState_err_logged = TRUE;
    }
    return 0;
}

/**
 *
 * @param ccs
 */
void Check_CP_State_Update(struct ChargingInfoData *ccs)
{
    //CP State
    if (ccs->CpState != ccs->CpState_pre)
    {
        DEBUG_INFO("[fork1]CP State: %d >> %d (%.2fV)\n",
								ccs->CpState_pre,
								ccs->CpState,
								ccs->CpVoltage);

        ccs->CpState_pre = ccs->CpState;
    }
}

/**
 *
 */
void CP_Detection()
{
    pid_t tmp = 0;
#if ((CCS_ENERGY_TRANSFER_MODE != MODE_AC_SINGLE_PHASE_CORE) && (CCS_ENERGY_TRANSFER_MODE != MODE_AC_THREE_PHASE_CORE))
    unsigned char Statetmp;
    float TotalTmpVolt;
#endif
    struct ChargingInfoData *ccs;

    ccs = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    if(pid.CP_Detection == 0)
    {
        tmp = fork();
        if(tmp > 0)
        {
        	pid.CP_Detection = tmp;

            #if 1
            unsigned char buf[64];
            memset(buf, 0, sizeof(buf));
            //sprintf((char*)buf, "renice -20 -p %d", tmp);
            sprintf((char*)buf, "renice -10 -p %d", tmp);
            system((char*)buf);
            #endif

            return;
        }
    }

    while(1)
    {
        //ADC_Voltage = (1+RE62/RE63)*0.9 - (RE62/RE63)*Pilot_Voltage,  RE62/RE63=0.06
        //=>Pilot_Voltage=(0.954-ADC_Voltage)/0.06

        #if ((CCS_ENERGY_TRANSFER_MODE == MODE_AC_SINGLE_PHASE_CORE) || (CCS_ENERGY_TRANSFER_MODE == MODE_AC_THREE_PHASE_CORE))
        {
            ccs->CpVoltage = ShmInternalComm->AC_CpPositiveVoltage;
            ccs->CpState = ShmInternalComm->AC_CpPresentState;
        }
        #else //CCS_ENERGY_TRANSFER_MODE == MODE_DC_EXTENDED
        {
            TotalTmpVolt = ReadAdcVolt(3);

            ccs->CpVoltage = TotalTmpVolt;

            if (ccs->CpVoltage_pre != ccs->CpVoltage)
            {
                ccs->CpVoltage_pre = ccs->CpVoltage;
            }

            //printf("TotalTmpVolt = %.02f\n", TotalTmpVolt);

            //If CP voltage is higer than 13.5V
            if(TotalTmpVolt >= 13.5)
            {
                //Pilot Error
                if((ccs->CpState == CCS_CP_STATE_A) &&
                (TotalTmpVolt < 13.75))
                {
                    //V_cp = 13.5 ~ 13.75
                    Statetmp = 1;
                }
                else
                {
                    //V_cp = 13.5 ~
                    Statetmp = 8;
                }
            }
            else if((TotalTmpVolt >= 10.5) && (TotalTmpVolt < 13.5)) //V_cp = 10.5 ~ 13.5
            {
                //State A (12V)
                if((ccs->CpState >= CCS_CP_STATE_B1) &&
                (ccs->CpState <= CCS_CP_STATE_B2) &&
                (TotalTmpVolt < 10.75))
                {
                    if((ccs->CpDuty >= 5) &&
                    (ccs->CpDuty < 100))
                    {
                        Statetmp = 3;
                    }
                    else
                    {
                        Statetmp = 2;
                    }
                }
                else if((ccs->CpState == CCS_CP_STATE_G) &&
                        (TotalTmpVolt >= 13.25))
                {
                    Statetmp = 8;
                }
                else
                {
                    Statetmp = 1;
                }
            }
            else if((TotalTmpVolt >= 7.5) && (TotalTmpVolt < 10.5))
            {
                //State B (9V)
                if((ccs->CpState == CCS_CP_STATE_C) && (TotalTmpVolt < 7.75))
                {
                    Statetmp = 4;
                }
                else if((ccs->CpState == CCS_CP_STATE_A) && (TotalTmpVolt >= 10.25))
                {
                    Statetmp = 1;
                }
                else
                {
                    if((ccs->CpDuty >= 5) && (ccs->CpDuty < 100))
                    {
                        Statetmp = 3;
                    }
                    else
                    {
                        Statetmp = 2;
                    }
                }
            }
            else if((TotalTmpVolt >= 4.5) && (TotalTmpVolt < 7.5))
            {
                //State C (6V)
                if((ccs->CpState == CCS_CP_STATE_D) && (TotalTmpVolt < 4.75))
                {
                    Statetmp = 5;
                }
                else if((ccs->CpState >= CCS_CP_STATE_B1) && (ccs->CpState <= CCS_CP_STATE_B2) && (TotalTmpVolt >= 7.25))
                {
                    if((ccs->CpDuty >= 5)&&(ccs->CpDuty < 100))
                    {
                        Statetmp = 3;
                    }
                    else
                    {
                        Statetmp = 2;
                    }
                }
                else
                {
                    Statetmp = 4;
                }
            }
            else if((TotalTmpVolt >= 1.5) && (TotalTmpVolt < 4.5))
            {
                //State D (3V)
                if((ccs->CpState == CCS_CP_STATE_E)&&(TotalTmpVolt < 1.75))
                {
                    Statetmp = 6;
                }
                else if((ccs->CpState == CCS_CP_STATE_C)&&(TotalTmpVolt >= 4.25))
                {
                    Statetmp = 4;
                }
                else
                {
                    Statetmp = 5;
                }
            }
            else if((TotalTmpVolt >= -1.5) && (TotalTmpVolt < 1.5)) //V_cp = -1.5V ~ 1.5V
            {
                //State E (0V)
                if((ccs->CpState == CCS_CP_STATE_G) &&
                (TotalTmpVolt < -1.25))
                {
                    Statetmp = 8;
                }
                else if((ccs->CpState == CCS_CP_STATE_D) &&
                        (TotalTmpVolt >= 1.25))
                {
                    Statetmp = 5;
                }
                else
                {
                    Statetmp = 6;
                }
            }
            else if((TotalTmpVolt >= -13.5) && (TotalTmpVolt < -10.5)) //V_cp = -10.5V ~ -13.5V
            {
                //State F (-12V)
                if((ccs->CpState == CCS_CP_STATE_G) &&
                (TotalTmpVolt >= -10.75))
                {
                    Statetmp = 8;
                }
                else
                {
                    Statetmp = 7;
                }
            }
            else
            {
                //null
            }

            ccs->CpState = Statetmp;
        }
        #endif

        Check_CP_State_Update(ccs);
        Check_CP_State_Error(ccs);

        //Updating Plugin status
	#if (PP_PROTECTION_MECHANISM == ENABLE)
        if((ccs->CpState >= CCS_CP_STATE_B1 ) && (ccs->CpState <= CCS_CP_STATE_D ) && (ccs->PpVoltage >= 1.0)) //PP >= 1.0V
	#else
        if((ccs->CpState >= CCS_CP_STATE_B1 ) && (ccs->CpState <= CCS_CP_STATE_D ))
	#endif
        {
            ccs->ConnectorPlugIn_new = TRUE;
        }
        else
        {
            ccs->ConnectorPlugIn_new = FALSE;
            OutputCpPwmDuty(100);
        }

        Check_Plugin_Status_Update(ccs);

        usleep(1000);
    }//while
}

/**
 *  1. In order to detect CP in efficient response time, we create an independent
 *     thread for this procedure.
    2. The priority of this thread is set as the same as other tasks.
 */
void PP_Detection()
{
    pid_t tmp = 0;
 //   struct timeb StartTime, EndTime;
#if ((CCS_ENERGY_TRANSFER_MODE == MODE_DC_EXTENDED))
    //unsigned char Statetmp;
#endif
    float TotalTmpVolt;

    if(pid.PP_Detection == 0)
    {
        tmp = fork();
        if(tmp > 0)
        {
            pid.PP_Detection = tmp;

            #if 0
            unsigned char buf[64];
            memset(buf, 0, sizeof(buf));
            sprintf((char*)buf, "renice -20 -p %d", tmp);
            system(buf);
            #endif

            return;
        }
    }

    while(1)
    {
        TotalTmpVolt = ReadAdcVolt_PP_fork3();

        EVCOMM_SYS_INFO.PpVoltage = TotalTmpVolt;

        if (EVCOMM_SYS_INFO.PpVoltage_pre != EVCOMM_SYS_INFO.PpVoltage)
        {
            if ((EVCOMM_SYS_INFO.PpVoltage_pre < 0.5 && EVCOMM_SYS_INFO.PpVoltage >= 1.0) ||
                 (EVCOMM_SYS_INFO.PpVoltage_pre >= 1.0 && EVCOMM_SYS_INFO.PpVoltage < 0.5))
            {
                DEBUG_INFO("[fork3]PP(%.2f >> %.2fV)\n", EVCOMM_SYS_INFO.PpVoltage_pre, EVCOMM_SYS_INFO.PpVoltage);
                EVCOMM_SYS_INFO.PpVoltage_pre = EVCOMM_SYS_INFO.PpVoltage;
            }
        }

        usleep(1000);
    }//while
}

/**
 *
 */
void Error_Monitor()
{
    pid_t tmp = 0;
    double time_diff = 0;
    unsigned char status = 0;
    struct ChargingInfoData *ccs;
    ccs = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    if(pid.Error_Monitor == 0)
    {
        tmp = fork();   //SeccComm fork2
        if(tmp > 0)
        {
        	pid.Error_Monitor = tmp;

            #if 0
            unsigned char buf[64];
            memset(buf, 0, sizeof(buf));
            sprintf((char*)buf, "renice -20 -p %d", tmp);
            system(buf);
            #endif

            return;
        }
    }

    for(;;)
    {
        //Step 0
        if (EVCOMM_SYS_INFO.End_Process_inused == TRUE)
        {
            //If the End_Process is in processing, disable Error_Monitor.
            continue;
        }

        //Step1 1: Check and Response to Plugin Status
        if(CheckConnectorPlugIn() == FALSE)
        {
            status = Get_V2G_Status();
            if (status > IDLE &&
                status < Performance_Timeout &&
                status != CM_SET_KEY_REQ &&
                status != CM_SET_KEY_CNF &&
                EVCOMM_SYS_INFO.End_Process_inused == FALSE)
            {
			#if (CP_PROTECTION_MECHANISM == ENABLE)
                //DEBUG_INFO("[fork2] Emergency Stop (due to Connector is plugged out during communication.)\n");
                DEBUG_ERROR("[fork2]Plug out Error => End_Process\n");
                //Update_ShmStatusCode(); //[To-Do] to be implemented
                //CCS_SECC_CP_State_Error (023889)
                ShmStatusCodeData->PresentStatusCode[0][0] = 0;
                ShmStatusCodeData->PresentStatusCode[0][1] = 2;
                ShmStatusCodeData->PresentStatusCode[0][2] = 3;
                ShmStatusCodeData->PresentStatusCode[0][3] = 8;
                ShmStatusCodeData->PresentStatusCode[0][4] = 8;
                ShmStatusCodeData->PresentStatusCode[0][5] = 9;
                CSUCOMMDC_TASK_FLAG.EV_Stop_Type_Emergency = TRUE;
                End_Process();
			#else
                //DEBUG_INFO("CP_PROTECTION_MECHANISM is disabled. Emergency Stop: skipped\n");
			#endif
            }
        }


        //Step 2: Check for V2G_SECC_Sequence_Timeout
        //#if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
        status = Get_V2G_Status();
        if (status >= SupportedAppProtocolRequest &&
            status < SessionStopRequest)
        {
            ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_End);
            time_diff = DiffTimeb_fork2_Error_Monitor(EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start, EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_End);
            if(time_diff > V2G_SECC_Sequence_Timeout)   //60s
            {
            	DEBUG_ERROR("[fork2]V2G_SECC_Sequence_Timeout in state %d - (%.02lf of %d ms)\n", status, time_diff, V2G_SECC_Sequence_Timeout);
                Update_V2G_Status(Sequence_Timeout);
                //Update_ShmStatusCode(); //[To-Do] to be implemented
                //CCS_SECC_TIMEOUT_V2G_Sequence_Time (023844)
                ShmStatusCodeData->PresentStatusCode[0][0] = 0;
                ShmStatusCodeData->PresentStatusCode[0][1] = 2;
                ShmStatusCodeData->PresentStatusCode[0][2] = 3;
                ShmStatusCodeData->PresentStatusCode[0][3] = 8;
                ShmStatusCodeData->PresentStatusCode[0][4] = 4;
                ShmStatusCodeData->PresentStatusCode[0][5] = 4;
                End_Process();
                break;
            }
            else if (time_diff > 4000) //4s
            {
                //Check for CSU command of "Stop by EVSE"
                if (EVCOMM_SYS_INFO.DC_EVSEStatus == EVSE_Shutdown)
                {
                    DEBUG_INFO("[Error_Monitor]EVSE_Shutdown\n");
                    Update_V2G_Status(Other_Fault);
                }
                else if (EVCOMM_SYS_INFO.DC_EVSEStatus == EVSE_EmergencyShutdown)
                {
                    DEBUG_INFO("[Error_Monitor]EVSE_EmergencyShutdown\n");
                    Update_V2G_Status(Other_Fault);
                }
                else if (ShmInternalComm->ChargingPermission == FALSE)
                {
                    if (status >= ChargeParameterDiscoveryRequest)  //&& status < SessionStopRequest
                    {
                        DEBUG_INFO("[Error_Monitor]ChargingPermission = FALSE\n");
                        Update_V2G_Status(Other_Fault);
                    }
                }
                else
                {
                    //null
                }
            }
            else
            {
                //null
            }
        }


        //Step 3: Check and Response to Error V2gFlowStatus
        status = Get_V2G_Status();
        if (status == Performance_Timeout ||
            status == Sequence_Timeout ||
            status == Other_Fault)
        {
        	//Normal Stop
        	DEBUG_ERROR("[fork2]Timeout or Fault State(%d) => End_Process\n", status);
            End_Process();
        }

        //Step 4: Check and Response to CP State Error
        if(ccs->CpState_err == TRUE)
        {
        	DEBUG_ERROR("[fork2]CP Error => End_Process\n");
            Update_V2G_Status(Other_Fault);
            //Update_ShmStatusCode(); //[To-Do] to be implemented
            //CCS_SECC_CP_State_Error (023889)
            ShmStatusCodeData->PresentStatusCode[0][0] = 0;
            ShmStatusCodeData->PresentStatusCode[0][1] = 2;
            ShmStatusCodeData->PresentStatusCode[0][2] = 3;
            ShmStatusCodeData->PresentStatusCode[0][3] = 8;
            ShmStatusCodeData->PresentStatusCode[0][4] = 8;
            ShmStatusCodeData->PresentStatusCode[0][5] = 9;
            CSUCOMMDC_TASK_FLAG.EV_Stop_Type_Emergency = TRUE;
            End_Process();
        }


        //Step 5: Check and Response to Shutdown Commnad from CSU
        if (EVCOMM_SYS_INFO.DC_EVSEStatus == EVSE_Shutdown ||
            EVCOMM_SYS_INFO.DC_EVSEStatus == EVSE_EmergencyShutdown)
        {
            if (Get_V2G_Status() <= SLACC_SDP_TCP_Connection)
            {
                DEBUG_INFO("[fork2]EVSE Shutdown(%d) => End_Process\n", EVCOMM_SYS_INFO.DC_EVSEStatus);
                Update_V2G_Status(Other_Fault);
                End_Process();
            }
        }

        //Step 6: Check and Response to SessionStop
        status = Get_V2G_Status();
        if (status == SessionStopResponse)
        {
            DEBUG_INFO("[fork2]SessionStopResponse => End_Process\n");
            End_Process();
        }

        //Step 7: Check for ChargingPermission from TRUE to FALSE before V2G Messages
        /*+++ 20200808, vern, sync with Tesla CHAdeMO adaptor, 2 for start communication(not yet auth),  1 for star charging (authorized)  ---*/
        if ((ShmInternalComm->ChargingPermission == FALSE) &&
            (ShmInternalComm->ChargingPermission_pre >= 1) &&
            (ccs->CpState >= CCS_CP_STATE_B2) && (ccs->CpState <= CCS_CP_STATE_D))
        {
            if (status >= CM_SLAC_PARM_REQ &&
                status != CM_SET_KEY_REQ &&
                status != CM_SET_KEY_CNF &&
                status <= SLACC_SDP_TCP_Connection)
            {
                DEBUG_INFO("[fork2]Permission OFF before V2G msg(%d) => End_Process\n", ShmInternalComm->ChargingPermission);
                Update_V2G_Status(Other_Fault);
                End_Process();
            }
        }

        //Step 8: DC OVP Protection
        if (CCS_ENERGY_TRANSFER_MODE == MODE_DC_EXTENDED &&
            status > CableCheckResponse &&
            status <= SessionStopRequest &&
            status != ChargingStatusRequest &&
            status != ChargingStatusResponse &&
            EVCOMM_SYS_INFO.EvBatteryMaxVoltage != 0)
        {
            //Part A: OVP Protection
            if (EVCOMM_SYS_INFO.PresentChargingVoltage >= (EVCOMM_SYS_INFO.EvBatteryMaxVoltage * 1.02)) // 2%
            {
            	DEBUG_ERROR("[fork2]OVP => End_Process (%.02f > %.02f)\n",
										EVCOMM_SYS_INFO.PresentChargingVoltage,
										(EVCOMM_SYS_INFO.EvBatteryMaxVoltage * 1.02));

                Update_V2G_Status(Other_Fault);
                //Update_ShmStatusCode(); //[To-Do] to be implemented
                //System CCS output OVP (012219)
                ShmStatusCodeData->PresentStatusCode[0][0] = 0;
                ShmStatusCodeData->PresentStatusCode[0][1] = 1;
                ShmStatusCodeData->PresentStatusCode[0][2] = 2;
                ShmStatusCodeData->PresentStatusCode[0][3] = 2;
                ShmStatusCodeData->PresentStatusCode[0][4] = 1;
                ShmStatusCodeData->PresentStatusCode[0][5] = 9;
                CSUCOMMDC_TASK_FLAG.EV_Stop_Type_Emergency = TRUE;
                Proc_EVStopRes(ShmInternalComm->FD_CAN_Socket);
                End_Process();
            }

            //Part B: Over Voltage Request Protection
            if (EVCOMM_SYS_INFO.EvBatterytargetVoltage >= (EVCOMM_SYS_INFO.EvBatteryMaxVoltage * 1.02))
            {
                DEBUG_INFO("[fork2]Over V Req => End_Process (%.02f > %.02f)\n",
										EVCOMM_SYS_INFO.EvBatterytargetVoltage,
										(EVCOMM_SYS_INFO.EvBatteryMaxVoltage * 1.02));

                Update_V2G_Status(Other_Fault);
                //Update_ShmStatusCode(); //[To-Do] to be implemented
                //System CCS output OVP (012219)
                ShmStatusCodeData->PresentStatusCode[0][0] = 0;
                ShmStatusCodeData->PresentStatusCode[0][1] = 1;
                ShmStatusCodeData->PresentStatusCode[0][2] = 2;
                ShmStatusCodeData->PresentStatusCode[0][3] = 2;
                ShmStatusCodeData->PresentStatusCode[0][4] = 1;
                ShmStatusCodeData->PresentStatusCode[0][5] = 9;
                CSUCOMMDC_TASK_FLAG.EV_Stop_Type_Emergency = TRUE;
                Proc_EVStopRes(ShmInternalComm->FD_CAN_Socket);
                End_Process();
            }
        }

        //Step 9: Check 60V
        /*+++ 20200808, vern, sync with Tesla CHAdeMO adaptor, 2 for start communication(not yet auth), 1 for star charging (authorized)  ---*/
        if (CCS_ENERGY_TRANSFER_MODE == MODE_DC_EXTENDED &&
            ShmInternalComm->ChargingPermission >= 1 &&
            status < CableCheckRequest)
        {
            if (EVCOMM_SYS_INFO.PresentChargingVoltage >= 60)  //60V
            {
                DEBUG_INFO("[fork2]DC Output Voltage is over 60V => End_Process\n");
                Update_V2G_Status(Other_Fault);
                //Update_ShmStatusCode(); //[To-Do] to be implemented
                //CCS_SECC_Unexpected_60V_Before_Charing_Error (023890)
                ShmStatusCodeData->PresentStatusCode[0][0] = 0;
                ShmStatusCodeData->PresentStatusCode[0][1] = 2;
                ShmStatusCodeData->PresentStatusCode[0][2] = 3;
                ShmStatusCodeData->PresentStatusCode[0][3] = 8;
                ShmStatusCodeData->PresentStatusCode[0][4] = 9;
                ShmStatusCodeData->PresentStatusCode[0][5] = 0;
                CSUCOMMDC_TASK_FLAG.EV_Stop_Type_Emergency = TRUE;
                //Proc_EVStopRes(ShmInternalComm->FD_CAN_Socket);
                End_Process();
            }
        }

        //Step 10: Check if the connector is unplug from plugin
        if (EVCOMM_SYS_INFO.ConnectorPlugIn_pre == TRUE && EVCOMM_SYS_INFO.ConnectorPlugIn == FALSE)
        {
            DEBUG_INFO("[fork2]Unplug Reset => End_Process\n");
            Update_V2G_Status(Other_Fault);
            End_Process();
        }
        usleep(1000);
    }//while
}

/**
 *
 * @return
 */
int SendSetKey()
{
    unsigned char nRandValue = 0x0;
    unsigned char ConstString[16] = "PhihongKey000000";

    memset(&qcaInfo.SendMmePacket, 0, sizeof(struct MmeHeader));
    memcpy(qcaInfo.SendMmePacket.ODA, macAddr.qca, 6);
    memcpy(qcaInfo.SendMmePacket.OSA, macAddr.eth1, 6);
    qcaInfo.SendMmePacket.MTYPE = htons(EtherType_HomePlug);
    qcaInfo.SendMmePacket.MMV = 0x01;
    qcaInfo.SendMmePacket.MMTYPE = MMTYPE_CM_SET_KEY_REQ;
    qcaInfo.SendMmePacket.FMI[0] = qcaInfo.SendMmePacket.FMI[1] = 0;
    qcaInfo.SendMmePacketSize = 0;
    qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = 0x01;//Fixed value (0x01) to indicate ��NMK��
    memset(qcaInfo.SendMmePacket.MMENTRY+qcaInfo.SendMmePacketSize, 0, 4);//My Nonce, Fixed value(0x00000000), encrypted payload not used
    qcaInfo.SendMmePacketSize += 4;
    memset(qcaInfo.SendMmePacket.MMENTRY+qcaInfo.SendMmePacketSize, 0, 4);//Your Nonce, Fixed value(0x00000000), encrypted payload not used
    qcaInfo.SendMmePacketSize += 4;
    qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = 0x04;//PID, Fixed value (0x04) to indicate ��HLE protocol��
    memset(qcaInfo.SendMmePacket.MMENTRY+qcaInfo.SendMmePacketSize, 0, 2);//PRN, Fixed value(0x00), encrypted payload not used
    qcaInfo.SendMmePacketSize += 2;
    qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = 0x00;//PMN, Fixed value(0x00) encrypted payload not used
    qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = 0x01;//CCo Capablility
    srand(time(NULL));
    for(int i = 10; i < 16; i++)
    {
        nRandValue = (rand()%62) + 1;
        if((nRandValue>=0)&&(nRandValue<=9))  // 0 ~ 9
        {
            ConstString[i]= nRandValue + 0x30;
        }
        else if((nRandValue>=10)&&(nRandValue<=35)) // A ~ Z
        {
            ConstString[i]= nRandValue -10 + 0x41;
        }
        else if((nRandValue>=36)&&(nRandValue<=61)) // a ~ z
        {
            ConstString[i]= nRandValue -37 + 0x61;
        }
        else
        {
            ConstString[i]= 0x30;
        }
    }

    memset(qcaInfo.NewNmkKey, 0, sizeof(qcaInfo.NewNmkKey));
    memset(qcaInfo.Nid, 0, sizeof(qcaInfo.Nid));
    HPAVKeyNMK(qcaInfo.NewNmkKey, (char*)ConstString);
    HPAVKeyNID(qcaInfo.Nid, qcaInfo.NewNmkKey, DEFAULT_LEVEL);
    memcpy(qcaInfo.SendMmePacket.MMENTRY+qcaInfo.SendMmePacketSize, qcaInfo.Nid, sizeof(qcaInfo.Nid));    //NID, 54 LSBs contain the NID 2 MSBs = 0b00
    qcaInfo.SendMmePacketSize += sizeof(qcaInfo.Nid);
    qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = 0x01;//NewEKS,Fixed value (0x01)to indicate ��NMK��
    memcpy(qcaInfo.SendMmePacket.MMENTRY+qcaInfo.SendMmePacketSize, qcaInfo.NewNmkKey,sizeof(qcaInfo.NewNmkKey));//NewKey
    qcaInfo.SendMmePacketSize += sizeof(qcaInfo.NewNmkKey);
    qcaInfo.SendMmePacketSize += 19;  //the size before MMENTRY

    DEBUG_INFO("QCA7000 [TX]CM_SET_KEY_REQ\n");
    DEBUG_INFO("SendSetKey: send size: %d\n", sendto(socketFd.Raw, &qcaInfo.SendMmePacket, qcaInfo.SendMmePacketSize, 0, (struct sockaddr*)&qcaInfo.DestSocketAddress, sizeof(struct sockaddr_ll)));

    Update_V2G_Status(CM_SET_KEY_REQ);

    return 0;
}

/**
 *
 * @return
 */
int GetQca7kMac()
{
    struct QcaVendorMmeHeader SendPacket;

    DEBUG_INFO("Req for QCA7K MacAddr\n");

    memset(&SendPacket, 0, sizeof(struct QcaVendorMmeHeader));
    memset(SendPacket.ODA, 0xFF, 6);    //broadcast
    memcpy(SendPacket.OSA, macAddr.eth1, 6);
    SendPacket.MTYPE = htons(EtherType_HomePlug);
    SendPacket.MMV = 0x00;
    SendPacket.MMTYPE = MMTYPE_VENDOR_VS_NW_INFO;
    SendPacket.OUI[0] = 0x00;
    SendPacket.OUI[1] = 0xB0;
    SendPacket.OUI[2] = 0x52;

    DEBUG_INFO("GetQca7kMac: send size: %d\n", sendto(socketFd.Raw, &SendPacket, 20, 0, (struct sockaddr*)&qcaInfo.DestSocketAddress, sizeof(struct sockaddr_ll)));

    return 0;
}

/**
 *
 * @param ptr
 * @param size
 * @return
 */
int Array_Check_All_Zero(unsigned char *ptr, int size)
{
    int result = TRUE;
    int i = 0;

    for (i = 0; i < size; i++)
    {
        if (ptr[i] != 0)
        {
            result = FALSE;
            break;
        }
    }
    return result;
}

/**
 *
 * @param ptrA
 * @param ptrB
 * @param size
 * @return
 */
int Array_Compare_Identity(unsigned char *ptrA, unsigned char *ptrB, int size)
{
    int result = TRUE;
    int i = 0;

    for (i = 0; i < size; i++)
    {
        if (ptrA[i] != ptrB[i])
        {
            result = FALSE;

            #if 0
            DEBUG_INFO("[Array_Compare_Identity]%02X%02X%02X%02X%02X%02X,%02X%02X%02X%02X%02X%02X(%d)\n",
						ptrA[0], ptrA[1], ptrA[2], ptrA[3], ptrA[4], ptrA[5],
						ptrB[0], ptrB[1], ptrB[2], ptrB[3], ptrB[4], ptrB[5],
						result);
            #endif
            break;
        }
    }
    return result;
}

/**
 *
 * @param evcc
 * @param EvMac_in
 * @return
 */
int SLAC_DB_Search_EvMac_idx(struct EVCC_SLAC_DATA_TYPE *evcc, unsigned char *EvMac_in)
{
    int idx = -1;
    int i = 0;

    if (evcc->arrayLen == 0)
    {
        //printf("[SLAC_DB_Search_EvMac_idx]arrayLen is empty (%d)\n", evcc->arrayLen);
        //no need to search
    }
    else if (evcc->arrayLen > EVCC_SLAC_DATA_ARRAY_TYPE_ARRAY_SIZE)
    {
        //error
        DEBUG_ERROR("DB length(%d) > %d\n", evcc->arrayLen, EVCC_SLAC_DATA_ARRAY_TYPE_ARRAY_SIZE);
        evcc->arrayLen = 0; //reset
    }
    else
    {
        //start searching
        for (i = 0; i < evcc->arrayLen; i++)
        {
            //printf("[SLAC_DB_Search_EvMac_idx]checking DB[%d]...\n", i);
            if (Array_Compare_Identity(evcc->array[i].EvMac, EvMac_in, SLAC_EVMAC_LENGTH) == TRUE)
            {
                //printf("[SLAC_DB_Search_EvMac_idx]identical at DB[%d]...\n", i);
                idx = i;
                break;
            }
        }
    }

    //printf("[SLAC_DB_Search_EvMac_idx]return = %d\n", idx);
    return idx;
}

/**
 *
 * @param evcc
 * @param EvMac_in
 * @param RunID_in
 * @return
 */
int SLAC_DB_Check_EvMac_RunID_Matching(struct EVCC_SLAC_DATA_TYPE *evcc, unsigned char *EvMac_in, unsigned char *RunID_in)
{
    int res = FALSE;
    int idx = -1;

    idx = SLAC_DB_Search_EvMac_idx(evcc, EvMac_in);

    if (idx >= 0)
    {
        res = Array_Compare_Identity(evcc->array[idx].RunID, RunID_in, SLAC_RUNID_LENGTH);
    }
    else
    {
        //not found the EvMac data in DB
        res = FALSE;
    }

    return res;
}

/**
 *
 * @param EvMac_in
 * @param RunID_in
 * @return
 */
int SLAC_DB_Add(unsigned char *EvMac_in, unsigned char *RunID_in)
{
    int idx = -1;

    //Search if this EvMac and RunID already exists
    idx = SLAC_DB_Search_EvMac_idx(&SLAC_INFO, EvMac_in);

    if (idx < 0)   //not exist, yet.
    {
        if (SLAC_INFO.arrayLen < EVCC_SLAC_DATA_ARRAY_TYPE_ARRAY_SIZE)  //20
        {
            DEBUG_PRINTF_EVCOMM_DETAIL("data does not exist => added to %d-th\n", SLAC_INFO.arrayLen);

            if (SLAC_INFO.arrayLen >= 0)
            {
                memset(&SLAC_INFO.array[SLAC_INFO.arrayLen], 0, sizeof(struct EVCC_SLAC_DATA_ARRAY_TYPE));
                memcpy(SLAC_INFO.array[SLAC_INFO.arrayLen].EvMac, EvMac_in, SLAC_EVMAC_LENGTH);
                memcpy(SLAC_INFO.array[SLAC_INFO.arrayLen].RunID, RunID_in, SLAC_RUNID_LENGTH);
                idx = SLAC_INFO.arrayLen;
                SLAC_INFO.arrayLen++;
            }
            else
            {
                DEBUG_PRINTF_EVCOMM_DETAIL("[ERROR]arrayLen: unexpected(%d)\n", SLAC_INFO.arrayLen);

                SLAC_INFO.arrayLen = 0;
            }
        }
        else
        {
            //DB is full
            DEBUG_PRINTF_EVCOMM_DETAIL("DB is full(%d) => bypass\n", SLAC_INFO.arrayLen);
        }
    }
    else
    {
        #if 0
        DEBUG_INFO("EvMac: existed (%d)\n", idx);
        #endif

        //Check RunID
        if (Array_Compare_Identity(SLAC_INFO.array[idx].RunID, RunID_in, SLAC_RUNID_LENGTH) == TRUE)
        {
            //RunID is the same
            //DEBUG_INFO("RunID: same\n");
        }
        else
        {
            DEBUG_INFO("RunID: diff\n");
        }

        //Reset all corresponding parameters
        #if 0
        DEBUG_INFO("EvMac: reset para(%d)\n", idx);
        #endif

        memset(&SLAC_INFO.array[idx], 0, sizeof(struct EVCC_SLAC_DATA_ARRAY_TYPE));
        memcpy(SLAC_INFO.array[idx].EvMac, EvMac_in, SLAC_EVMAC_LENGTH);
        memcpy(SLAC_INFO.array[idx].RunID, RunID_in, SLAC_RUNID_LENGTH);
    }
    return idx;
}

/**
 *
 * @return
 */
int SLAC_DB_Reset()
{
    memset(&SLAC_INFO, 0, sizeof(struct EVCC_SLAC_DATA_TYPE));
    DEBUG_INFO("DONE\n");

    return 0;
}

/**
 *
 * @param Buffer
 * @param DataLength
 * @return
 */
int MmeProcess(unsigned char *Buffer, int DataLength)
{
    //struct ethhdr	*EthPacket;
    struct MmeHeader *MmePacket;
    static unsigned char counter;
    unsigned char state = 0;
    unsigned char tmpBuf[2048]={0};
    int Rtn = 0;
    int idx = 0;
    unsigned char *EvMac_in;
    unsigned char *RunID_in;

    MmePacket = (struct MmeHeader *)Buffer;
    state = Get_V2G_Status();

	DEBUG_PRINTF_EVCOMM_DETAIL("***********************************\n");
	DEBUG_PRINTF_EVCOMM_DETAIL("******* Received MME Packet *******\n");
	DEBUG_PRINTF_EVCOMM_DETAIL("***********************************\n");
	DEBUG_PRINTF_EVCOMM_DETAIL("DataLength=%d\n",DataLength);
	DEBUG_PRINTF_EVCOMM_DETAIL("ODA: %02x:%02x:%02x:%02x:%02x:%02x\n", //Destination MAC Address
								MmePacket->ODA[0], MmePacket->ODA[1],
								MmePacket->ODA[2], MmePacket->ODA[3],
								MmePacket->ODA[4], MmePacket->ODA[5]);
	DEBUG_PRINTF_EVCOMM_DETAIL("OSA: %02x:%02x:%02x:%02x:%02x:%02x\n", //Source MAC Address (EV MAC)
								MmePacket->OSA[0], MmePacket->OSA[1],
								MmePacket->OSA[2], MmePacket->OSA[3],
								MmePacket->OSA[4], MmePacket->OSA[5]);
	DEBUG_PRINTF_EVCOMM_DETAIL("MTYPE: 0x%x\n", htons(MmePacket->MTYPE));
	DEBUG_PRINTF_EVCOMM_DETAIL("MMV: 0x%x\n", MmePacket->MMV);
	DEBUG_PRINTF_EVCOMM_DETAIL("MMTYPE: 0x%x\n", MmePacket->MMTYPE);
	DEBUG_PRINTF_EVCOMM_DETAIL("FMI 0x%x, 0x%x\n", MmePacket->FMI[0],MmePacket->FMI[1]);


    #if (SLAC_FIRST_RESPONSE_METHOD == SET_NO_PWM_IF_NOT_GET_PERMISSION)
    {
        //Check CP as 5%
        if (EVCOMM_SYS_INFO.CpState != 3 &&
            EVCOMM_SYS_INFO.CpState != 4 &&
            MmePacket->MMTYPE != MMTYPE_CM_SET_KEY_CNF &&
            MmePacket->MMTYPE != MMTYPE_VENDOR_VS_HOST_ACTION &&
            MmePacket->MMTYPE != MMTYPE_VENDOR_ATTEN_CHAR &&
            MmePacket->MMTYPE != MMTYPE_VENDOR_VS_NW_INFO_CNF
           )
        {
            //DEBUG_INFO("[SLAC]ignored(wrong CP state)\n");
            return 0;
        }
    }
    #endif

    //[To-Do] Adding a pre-check filter mechanism for Source and Destination MAC Address

    //check if the destination address is broadcast or EVSE itself, it can be ignore if not belong to itself.
    switch(MmePacket->MMTYPE)
    {
	    case MMTYPE_CM_SET_KEY_CNF:
		{
	        DEBUG_PRINTF_EVCOMM_DETAIL("--- MMTYPE_CM_SET_KEY_CNF ---\n");
	        DEBUG_PRINTF_EVCOMM_DETAIL("Result: 0x%02x\n", MmePacket->MMENTRY[0]);

            DEBUG_INFO("CM_SET_KEY_CNF (SetKey: DONE)\n");
            Update_V2G_Status(CM_SET_KEY_CNF);
	        break;
		}

	    case MMTYPE_CM_SLAC_PARM_REQ:
		{
            //Check QCA7000 status
            if (EVCOMM_SYS_INFO.QCA7K_SetKeyDone == FALSE)
            {
                //DEBUG_WARN("[SLAC][RX]CM_SLAC_PARM_REQ: ignored(QCA7K init...)\n");
                break;
            }

            //Check error state
            state = Get_V2G_Status();
            if (state == Performance_Timeout ||     //253
                state == Sequence_Timeout ||        //254
                state == Other_Fault)               //255
            {
                DEBUG_WARN("CM_SLAC_PARM_REQ: ignored(in error state)\n");
				break;
            }

            //Printing EV MAC Address
            DEBUG_INFO("CM_SLAC_PARM_REQ\n");

            //Avoid Coupled SLAC_PARM_REQ
            if (CheckConnectorPlugIn() == FALSE)  //12V(State 1)
            {
                #if 0
                DEBUG_WARN("[SLAC][RX]CM_SLAC_PARM_REQ: ignored(coupled SLAC,%d)\n", CheckConnectorPlugIn());
                #endif
                break;
            }

            //[TC_SECC_VTB_CmSlacParm_003] SECURITY_TYPE needs to be 0x00 (no security)
            if (MmePacket->MMENTRY[1] != 0)
            {
                DEBUG_INFO("CM_SLAC_PARM_REQ: ignored(invalid SECURITY_TYPE,%d)\n", //Source MAC Address (EV MAC)
                						MmePacket->MMENTRY[1]);
                break;
            }

            //=================== Legal CM_SLAC_PARM_REQ Zone =================

            Update_V2G_Status(CM_SLAC_PARM_REQ);

            #if (SLAC_FIRST_RESPONSE_METHOD == SET_5_PWM_ONCE_RX_CM_SLAC_PARM_REQ)
            {
                //Once receiving CM_SLAC_PARM_REQ, set PWM as 5%
                SwitchCpStateE(DISABLE);
                OutputCpPwmDuty(5);
            }
            #endif

            //Checking if this SLAC Req comes before 5% PWM (for 15118)
            if(ShmInternalComm->ChargingPermission == FALSE)
            {
                //Sniffer_Tcpdump(ENABLE);
                DEBUG_INFO("Check Permission: %d (SLAC first => START)\n", ShmInternalComm->ChargingPermission);
            }

			DEBUG_PRINTF_EVCOMM_DETAIL("--- MMTYPE_CM_SLAC_PARM_REQ ---\n");
			DEBUG_PRINTF_EVCOMM_DETAIL("APPLICATION_TYPE: 0x%x\n", MmePacket->MMENTRY[0]);
			DEBUG_PRINTF_EVCOMM_DETAIL("SECURITY_TYPE: 0x%x\n", MmePacket->MMENTRY[1]);
			DEBUG_PRINTF_EVCOMM_DETAIL("RunID: %02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x\n",
										MmePacket->MMENTRY[2], MmePacket->MMENTRY[3],
										MmePacket->MMENTRY[4], MmePacket->MMENTRY[5],
										MmePacket->MMENTRY[6], MmePacket->MMENTRY[7],
										MmePacket->MMENTRY[8], MmePacket->MMENTRY[9]);
			DEBUG_PRINTF_EVCOMM_DETAIL("CipherSuiteSetSize: 0x%x\n", MmePacket->MMENTRY[10]);
			DEBUG_PRINTF_EVCOMM_DETAIL("CipherSuite [1]: 0x%x,0x%x\n", MmePacket->MMENTRY[11], MmePacket->MMENTRY[12]);


			//Saving each CM_SLAC_PARM_REQ data into EVCC database
			EvMac_in = &MmePacket->OSA[0];
			RunID_in = &MmePacket->MMENTRY[2];
			idx = SLAC_DB_Add(EvMac_in, RunID_in); //(EvMac, RunID)

			if (idx < 0)
			{
				DEBUG_WARN("DB is full or errors occour(%d) => ignore\n", idx);
				break;
			}

			//Select the 1st EV MAC address
			if (SLAC_INFO.arrayLen == 1)   //1st Req
			{
				DEBUG_INFO("CM_SLAC_PARM_REQ[%d](%02X:%02X:%02X:%02X:%02X:%02X, %02X%02X%02X%02X%02X%02X%02X%02X):selected\n",
							(idx + 1),
							MmePacket->OSA[0], MmePacket->OSA[1], MmePacket->OSA[2], MmePacket->OSA[3], MmePacket->OSA[4], MmePacket->OSA[5],
							MmePacket->MMENTRY[2], MmePacket->MMENTRY[3], MmePacket->MMENTRY[4], MmePacket->MMENTRY[5],
							MmePacket->MMENTRY[6], MmePacket->MMENTRY[7], MmePacket->MMENTRY[8], MmePacket->MMENTRY[9]);
			}
			else    //2nd Req
			{
				DEBUG_INFO("CM_SLAC_PARM_REQ[%d](%02X:%02X:%02X:%02X:%02X:%02X, %02X%02X%02X%02X%02X%02X%02X%02X):not selected\n",
							(idx + 1),
							MmePacket->OSA[0], MmePacket->OSA[1], MmePacket->OSA[2], MmePacket->OSA[3], MmePacket->OSA[4], MmePacket->OSA[5],
							MmePacket->MMENTRY[2], MmePacket->MMENTRY[3], MmePacket->MMENTRY[4], MmePacket->MMENTRY[5],
							MmePacket->MMENTRY[6], MmePacket->MMENTRY[7], MmePacket->MMENTRY[8], MmePacket->MMENTRY[9]);
			}
			memcpy(macAddr.evcc, MmePacket->OSA, sizeof(macAddr.evcc));
			memcpy(qcaInfo.DestSocketAddress.sll_addr, MmePacket->OSA, SLAC_EVMAC_LENGTH);
			memcpy(qcaInfo.SlacRunId, MmePacket->MMENTRY + 2, SLAC_RUNID_LENGTH);
			memset(&qcaInfo.SendMmePacket, 0, sizeof(struct MmeHeader));
			memcpy(qcaInfo.SendMmePacket.ODA, MmePacket->OSA, 6);
			memcpy(qcaInfo.SendMmePacket.OSA, macAddr.eth1, 6);
			qcaInfo.SendMmePacket.MTYPE = htons(EtherType_HomePlug);
			qcaInfo.SendMmePacket.MMV = MmePacket->MMV;
			qcaInfo.SendMmePacket.MMTYPE = MMTYPE_CM_SLAC_PARM_CNF;
			qcaInfo.SendMmePacket.FMI[0] = qcaInfo.SendMmePacket.FMI[1] = 0;
			qcaInfo.SendMmePacketSize = 0;
			memset(qcaInfo.SendMmePacket.MMENTRY, 0xFF, 6); //M-SOUND_TARGET(6-byte:0xFFFFFFFFFFFF): Fixed value indicating that M-Sounds to be sent as Ethernet broadcast
			qcaInfo.SendMmePacketSize += 6;
			qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = C_EV_match_MNBC; //NUM_SOUNDS(0x0A): Number of M-Sounds to be transmitted by the EV GP Station during the SLAC process
			qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = 6; //Time_Out(0x06): unit = 100ms
			qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = 0x01; //RESP_TYPE(0x01): Fixed value indicating ��Other GP station��, 0x00 �V HLE of the STA, 0x01 �V Another GP STA, 0x02 �V 0xFF �V Reserved
			memcpy(qcaInfo.SendMmePacket.MMENTRY + qcaInfo.SendMmePacketSize, SLAC_INFO.array[idx].EvMac, 6); //FORWARDING_STA(MAC Address of the EV HLE)
			qcaInfo.SendMmePacketSize += 6;
			qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = 0; //APPLICATION_TYPE(0x00): 0x00(PEV-EVSE Association), 0x01-0xFF(Reserved)
			qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = 0; //SECURITY_TYPE(0x00): 0x00(No Security), 0x01(Public Key Signature), 0x02-0xFF(Reserved)
			memcpy(qcaInfo.SendMmePacket.MMENTRY + qcaInfo.SendMmePacketSize, qcaInfo.SlacRunId, SLAC_RUNID_LENGTH); //RunID (8-byte)
			qcaInfo.SendMmePacketSize += SLAC_RUNID_LENGTH;
			qcaInfo.SendMmePacketSize += 19;      //the size before MMENTRY

			DEBUG_PRINTF_EVCOMM_DETAIL("***** Response MME Packet *****\n");
			DEBUG_PRINTF_EVCOMM_DETAIL("SendMmePacket.ODA: %02x:%02x:%02x:%02x:%02x:%02x:\n",
										qcaInfo.SendMmePacket.ODA[0],qcaInfo.SendMmePacket.ODA[1],qcaInfo.SendMmePacket.ODA[2],qcaInfo.SendMmePacket.ODA[3],qcaInfo.SendMmePacket.ODA[4],qcaInfo.SendMmePacket.ODA[5]);
			DEBUG_PRINTF_EVCOMM_DETAIL("SendMmePacket.OSA: %02x:%02x:%02x:%02x:%02x:%02x:\n",
										qcaInfo.SendMmePacket.OSA[0],qcaInfo.SendMmePacket.OSA[1],qcaInfo.SendMmePacket.OSA[2],qcaInfo.SendMmePacket.OSA[3],qcaInfo.SendMmePacket.OSA[4],qcaInfo.SendMmePacket.OSA[5]);
			DEBUG_PRINTF_EVCOMM_DETAIL("MTYPE: 0x%x\n", htons(qcaInfo.SendMmePacket.MTYPE));
			DEBUG_PRINTF_EVCOMM_DETAIL("MMV: 0x%x\n", qcaInfo.SendMmePacket.MMV);
			DEBUG_PRINTF_EVCOMM_DETAIL("MMTYPE: 0x%x\n", qcaInfo.SendMmePacket.MMTYPE);
			DEBUG_PRINTF_EVCOMM_DETAIL("FMI 0x%x, 0x%x\n", qcaInfo.SendMmePacket.FMI[0],qcaInfo.SendMmePacket.FMI[1]);
			DEBUG_PRINTF_EVCOMM_DETAIL("--- CM_SLAC_PARM_CNF ---\n");
			DEBUG_PRINTF_EVCOMM_DETAIL("M-SOUND_TARGET: %02x:%02x:%02x:%02x:%02x:%02x\n",
										qcaInfo.SendMmePacket.MMENTRY[0],qcaInfo.SendMmePacket.MMENTRY[1],qcaInfo.SendMmePacket.MMENTRY[2],qcaInfo.SendMmePacket.MMENTRY[3],qcaInfo.SendMmePacket.MMENTRY[4],qcaInfo.SendMmePacket.MMENTRY[5]);
			DEBUG_PRINTF_EVCOMM_DETAIL("NUM_SOUNDS: 0x%x\n", qcaInfo.SendMmePacket.MMENTRY[6]);
			DEBUG_PRINTF_EVCOMM_DETAIL("Time_Out: 0x%x\n", qcaInfo.SendMmePacket.MMENTRY[7]);
			DEBUG_PRINTF_EVCOMM_DETAIL("RESP_TYPE: 0x%x\n", qcaInfo.SendMmePacket.MMENTRY[8]);
			DEBUG_PRINTF_EVCOMM_DETAIL("M-FORWARDING_STA: %02x:%02x:%02x:%02x:%02x:%02x:\n",
										qcaInfo.SendMmePacket.MMENTRY[9],qcaInfo.SendMmePacket.MMENTRY[10],qcaInfo.SendMmePacket.MMENTRY[11],qcaInfo.SendMmePacket.MMENTRY[12],qcaInfo.SendMmePacket.MMENTRY[13],qcaInfo.SendMmePacket.MMENTRY[14]);
			DEBUG_PRINTF_EVCOMM_DETAIL("APPLICATION_TYPE: 0x%x\n", qcaInfo.SendMmePacket.MMENTRY[15]);
			DEBUG_PRINTF_EVCOMM_DETAIL("SECURITY_TYPE: 0x%x\n", qcaInfo.SendMmePacket.MMENTRY[16]);
			DEBUG_PRINTF_EVCOMM_DETAIL("RunID: %02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x\n",
										qcaInfo.SendMmePacket.MMENTRY[17],qcaInfo.SendMmePacket.MMENTRY[18],qcaInfo.SendMmePacket.MMENTRY[19],qcaInfo.SendMmePacket.MMENTRY[20],qcaInfo.SendMmePacket.MMENTRY[21],qcaInfo.SendMmePacket.MMENTRY[22],qcaInfo.SendMmePacket.MMENTRY[23],qcaInfo.SendMmePacket.MMENTRY[24]);

			Update_V2G_Status(CM_SLAC_PARM_CONF);
			Rtn = sendto(socketFd.Raw, &qcaInfo.SendMmePacket, qcaInfo.SendMmePacketSize, 0, (struct sockaddr*)&qcaInfo.DestSocketAddress, sizeof(struct sockaddr_ll));

			DEBUG_PRINTF_EVCOMM_DETAIL("SendMmePacketSize=%d, Rtn=%d\n", qcaInfo.SendMmePacketSize,Rtn);

			ftime(&timerStart.SeqStart);
			counter = 0;
			break;
		}

	    case MMTYPE_CM_START_ATTEN_CHAR_IND:
		{
            if(V2gFlowStatus >= CM_ATTEN_CHAR_IND)
            {
                DEBUG_INFO("CM_START_ATTEN_CHAR_IND: ignored(time up)\n");
                break;
            }

            //Avoid Coupled CM_START_ATTEN_CHAR_IND
            if (CheckConnectorPlugIn() == FALSE)  //12V(State 1)
            {
                DEBUG_INFO("CM_START_ATTEN_CHAR_IND: ignored(coupled SLAC,%d)\n", CheckConnectorPlugIn());
                break;
            }

			DEBUG_PRINTF_EVCOMM_DETAIL("--- MMTYPE_CM_START_ATTEN_CHAR_IND (counter : %d/3 ) ---\n", counter);
			DEBUG_PRINTF_EVCOMM_DETAIL("APPLICATION_TYPE: 0x%x\n", MmePacket->MMENTRY[0]);
			DEBUG_PRINTF_EVCOMM_DETAIL("SECURITY_TYPE: 0x%x\n", MmePacket->MMENTRY[1]);
			DEBUG_PRINTF_EVCOMM_DETAIL("NUM_SOUNDS: 0x%x\n", MmePacket->MMENTRY[2]);
			DEBUG_PRINTF_EVCOMM_DETAIL("Time_Out 0x%x\n", MmePacket->MMENTRY[3]);
			DEBUG_PRINTF_EVCOMM_DETAIL("RESP_TYPE 0x%x\n", MmePacket->MMENTRY[4]);    //Fixed value (0x01) indicating ��other Green PHY station��
			DEBUG_PRINTF_EVCOMM_DETAIL("FORWARDING_STA: %02x:%02x:%02x:%02x:%02x:%02x\n", MmePacket->MMENTRY[5],MmePacket->MMENTRY[6],MmePacket->MMENTRY[7],MmePacket->MMENTRY[8], MmePacket->MMENTRY[9],MmePacket->MMENTRY[10]);
			DEBUG_PRINTF_EVCOMM_DETAIL("RunID: %02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x\n", MmePacket->MMENTRY[11],MmePacket->MMENTRY[12],MmePacket->MMENTRY[13],MmePacket->MMENTRY[14], MmePacket->MMENTRY[15],MmePacket->MMENTRY[16],MmePacket->MMENTRY[17],MmePacket->MMENTRY[18]);

			EvMac_in = &MmePacket->OSA[0];
			RunID_in = &MmePacket->MMENTRY[11];
			idx = SLAC_DB_Search_EvMac_idx(&SLAC_INFO, EvMac_in);

			if (idx >= 0)
			{
				Update_V2G_Status(CM_START_ATTEN_CHAR_IND);
				counter++;
				//[TC_SECC_VTB_AttenuationCharacterization_013]
				if (MmePacket->MMENTRY[0] != 0) //APPLICATION_TYPE must be 0x00(EV-EVSE Matching)
				{
					DEBUG_INFO("[CM_START_ATTEN_CHAR_IND]APPLICATION_TYPE(%d): invalid => ignore Req\n", MmePacket->MMENTRY[0]);
					break;
				}

				//[TC_SECC_VTB_AttenuationCharacterization_014]
				if (MmePacket->MMENTRY[1] != 0) //SECURITY_TYPE must be 0x00(No Security)
				{
					DEBUG_INFO("[CM_START_ATTEN_CHAR_IND]SECURITY_TYPE(%d): invalid => ignore Req\n", MmePacket->MMENTRY[1]);
					break;
				}

				//[TC_SECC_VTB_AttenuationCharacterization_017]
				if (MmePacket->MMENTRY[4] != 0x01) //RESP_TYPE must be 0x01(Send to another GP STA(EV))
				{
					DEBUG_INFO("[CM_START_ATTEN_CHAR_IND]RESP_TYPE(%d): invalid => ignore Req\n", MmePacket->MMENTRY[4]);
					break;
				}

				//[TC_SECC_VTB_AttenuationCharacterization_021]
				//FORWARDING_STA: MAC Address of the EV HLE (station which the measurement results shall be sent to)
				if (Array_Compare_Identity(EvMac_in, &MmePacket->MMENTRY[5], SLAC_EVMAC_LENGTH) == FALSE)
				{
					DEBUG_INFO("[CM_START_ATTEN_CHAR_IND]FORWARDING_STA(%02X:%02X:%02X:%02X:%02X:%02X): invalid => ignore Req\n",
											MmePacket->MMENTRY[5], MmePacket->MMENTRY[6],
											MmePacket->MMENTRY[7], MmePacket->MMENTRY[8],
											MmePacket->MMENTRY[9], MmePacket->MMENTRY[10]);

					SLAC_INFO.array[idx].StartAttenCharErr = TRUE;
					break;
				}

				//Check RunID
				if (SLAC_DB_Check_EvMac_RunID_Matching(&SLAC_INFO, EvMac_in, RunID_in) == TRUE)
				{
					SLAC_INFO.array[idx].MnbcSoundNum = MmePacket->MMENTRY[2];
					SLAC_INFO.array[idx].StartAttenCharCnt++;

					if (SLAC_INFO.array[idx].StartAttenCharCnt == 1)
					{
						memset(SLAC_INFO.array[idx].AAG, 0, sizeof(SLAC_INFO.array[idx].AAG));
						SLAC_INFO.array[idx].AttenProfileCnt = 0;
						ftime(&timerStart.SeqStart);       //start TT_EVSE_match_MNBC
					}
					else if (SLAC_INFO.array[idx].StartAttenCharCnt >= 3)
					{
						DEBUG_INFO("[CM_START_ATTEN_CHAR_IND]counter(%d): unexpected \n", SLAC_INFO.array[idx].StartAttenCharCnt);
					}
					else
					{
						//null
					}
				}
				else
				{
					//This RunID is not matched with this EvMac,
					//or this RunID is not found in DB.
					DEBUG_INFO("[CM_START_ATTEN_CHAR_IND]EvMac-RunID: unmatched => ignore Req\n");

					//Response: ignore
				}
			}
			else
			{
				//this msg source is not in database
				//ignore
			}
			break;
		}

	    case MMTYPE_CM_MNBC_SOUND_IND:
		{
	        if(V2gFlowStatus >= CM_ATTEN_CHAR_IND)
	        {
                DEBUG_INFO("CM_MNBC_SOUND_IND: ignored(timeup)\n");
                break;
            }

            //Avoid Coupled CM_MNBC_SOUND_IND
            if (CheckConnectorPlugIn() == FALSE)  //12V(State 1)
            {
            	DEBUG_INFO("CM_MNBC_SOUND_IND: ignored(coupled SLAC,%d)\n", CheckConnectorPlugIn());
                break;
            }

            if(V2gFlowStatus == CM_START_ATTEN_CHAR_IND)
            {
            	counter = 0;
            }

			DEBUG_PRINTF_EVCOMM_DETAIL("--- MMTYPE_CM_MNBC_SOUND_IND (counter : %d/%d) ---\n", counter, SLAC_INFO.array[idx].MnbcSoundNum);
			DEBUG_PRINTF_EVCOMM_DETAIL("APPLICATION_TYPE: 0x%x\n", MmePacket->MMENTRY[0]);
			DEBUG_PRINTF_EVCOMM_DETAIL("SECURITY_TYPE: 0x%x\n", MmePacket->MMENTRY[1]);
			DEBUG_PRINTF_EVCOMM_DETAIL("SenderID: %02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x\n",
									   MmePacket->MMENTRY[2],MmePacket->MMENTRY[3],MmePacket->MMENTRY[4],MmePacket->MMENTRY[5],
									   MmePacket->MMENTRY[6],MmePacket->MMENTRY[7],MmePacket->MMENTRY[8],MmePacket->MMENTRY[9],
									   MmePacket->MMENTRY[10],MmePacket->MMENTRY[11],MmePacket->MMENTRY[12],MmePacket->MMENTRY[13],
									   MmePacket->MMENTRY[14],MmePacket->MMENTRY[15],MmePacket->MMENTRY[16],MmePacket->MMENTRY[17],
									   MmePacket->MMENTRY[18]);
			DEBUG_PRINTF_EVCOMM_DETAIL("Cnt: 0x%x\n", MmePacket->MMENTRY[19]);
			DEBUG_PRINTF_EVCOMM_DETAIL("RunID: %02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x\n",
									   MmePacket->MMENTRY[20],MmePacket->MMENTRY[21],MmePacket->MMENTRY[22],MmePacket->MMENTRY[23],
									   MmePacket->MMENTRY[24],MmePacket->MMENTRY[25],MmePacket->MMENTRY[26],MmePacket->MMENTRY[27]);
			DEBUG_PRINTF_EVCOMM_DETAIL("RSVD: %02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x\n",
									   MmePacket->MMENTRY[28],MmePacket->MMENTRY[29],MmePacket->MMENTRY[30],MmePacket->MMENTRY[31],
									   MmePacket->MMENTRY[32],MmePacket->MMENTRY[33],MmePacket->MMENTRY[34],MmePacket->MMENTRY[35]);
			DEBUG_PRINTF_EVCOMM_DETAIL("Rnd: %02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x\n",
									   MmePacket->MMENTRY[36],MmePacket->MMENTRY[37],MmePacket->MMENTRY[38],MmePacket->MMENTRY[39],
									   MmePacket->MMENTRY[40],MmePacket->MMENTRY[41],MmePacket->MMENTRY[42],MmePacket->MMENTRY[43],
									   MmePacket->MMENTRY[44],MmePacket->MMENTRY[45],MmePacket->MMENTRY[46],MmePacket->MMENTRY[47],
									   MmePacket->MMENTRY[48],MmePacket->MMENTRY[49],MmePacket->MMENTRY[50],MmePacket->MMENTRY[51]);

			EvMac_in = &MmePacket->OSA[0];
			RunID_in = &MmePacket->MMENTRY[20];
			idx = SLAC_DB_Search_EvMac_idx(&SLAC_INFO, EvMac_in);

			if (idx >= 0)
			{
				Update_V2G_Status(CM_MNBC_SOUND_IND);
				counter++;

				//Check for RunID
				if (SLAC_DB_Check_EvMac_RunID_Matching(&SLAC_INFO, EvMac_in, RunID_in) == TRUE)
				{
					SLAC_INFO.array[idx].MnbcSoundCnt++;
				}
				else
				{
					//RunID is not matched or does not exist.
					DEBUG_INFO("CM_MNBC_SOUND_IND]EvMac-RunID: unmatched\n");
				}
			}
			else
			{
				//ignore
				DEBUG_INFO("CM_MNBC_SOUND_IND]EvMac does not exist\n");
			}
			break;
		}

	    case MMTYPE_CM_ATTEN_PROFILE_IND:
		{
	        if(V2gFlowStatus >= CM_ATTEN_CHAR_IND)
	        {
                DEBUG_INFO("CM_ATTEN_PROFILE_IND: ignore(timeup)\n");
				break;
			}

			DEBUG_PRINTF_EVCOMM_DETAIL("--- MMTYPE_CM_ATTEN_PROFILE_IND (counter : %d/%d) ---\n", counter, SLAC_INFO.array[idx].MnbcSoundNum);
			DEBUG_PRINTF_EVCOMM_DETAIL("EV MAC: %02x:%02x:%02x:%02x:%02x:%02x\n", MmePacket->MMENTRY[0], MmePacket->MMENTRY[1], MmePacket->MMENTRY[2], MmePacket->MMENTRY[3], MmePacket->MMENTRY[4], MmePacket->MMENTRY[5]);
			DEBUG_PRINTF_EVCOMM_DETAIL("NumGroups: 0x%x\n", MmePacket->MMENTRY[6]);  //NumGroups, Number of AAG Groups (ex: 0x3A = 58)
			//NumGroups: Number of OFDM carrier groups used for the SLAC signal characterization.
			//AAG[i]: Average Attenuation of Group i (i = 1 ~ 58)
			DEBUG_PRINTF_EVCOMM_DETAIL("RSVD: 0x%x\n", MmePacket->MMENTRY[7]);

			memset(tmpBuf, 0x00, ARRAY_SIZE(tmpBuf));
			for(Rtn = 0; Rtn < MmePacket->MMENTRY[6]; Rtn++)
			{
				sprintf((char*)tmpBuf, "%s%02x,", tmpBuf, MmePacket->MMENTRY[8 + Rtn]);
			}
			DEBUG_PRINTF_EVCOMM_DETAIL("AAG: %s\n", tmpBuf);

			EvMac_in = &MmePacket->MMENTRY[0]; //[CAUTION] The EvMac address is not &MmePacket->OSA[0]
			//[CAUTION] There is no RunID information of CM_ATTEN_PROFILE_IND
			//          packet, which means SECC cannot use the RunID to
			//          distinguish those SLAC request with identical EvMac
			//          but with different RunID.
			idx = SLAC_DB_Search_EvMac_idx(&SLAC_INFO, EvMac_in);

			if (idx >= 0)
			{
				SLAC_INFO.array[idx].AttenProfileCnt++;
				SLAC_INFO.array[idx].AagGroupsNum = MmePacket->MMENTRY[6];
				////NumGroups, Number of AAG Groups (ex: 0x3A = 58)

				for(Rtn = 0; Rtn < SLAC_INFO.array[idx].AagGroupsNum; Rtn++) //ex:58
				{
					SLAC_INFO.array[idx].AAG[Rtn] += MmePacket->MMENTRY[8 + Rtn];
				}

				Update_V2G_Status(CM_MNBC_SOUND_IND);
				break;
			}
			else
			{
				//The EvMac is not in the database
				//ignore
				DEBUG_INFO("[CM_ATTEN_PROFILE_IND]EvMac(%02X%02X%02X%02X%02X%02X): not exist => ignore\n", EvMac_in[0], EvMac_in[1], EvMac_in[2], EvMac_in[3], EvMac_in[4], EvMac_in[5]);
				break;
			}
		}

	    case MMTYPE_CM_ATTEN_CHAR_RSP:
		{
			DEBUG_PRINTF_EVCOMM_DETAIL("--- MMTYPE_CM_ATTEN_CHAR_RSP ---\n");
			DEBUG_PRINTF_EVCOMM_DETAIL("APPLICATION_TYPE: 0x%x\n", MmePacket->MMENTRY[0]);
			DEBUG_PRINTF_EVCOMM_DETAIL("SECURITY_TYPE: 0x%x\n", MmePacket->MMENTRY[1]);
			DEBUG_PRINTF_EVCOMM_DETAIL("SOURCE_ADDRESS: %02x:%02x:%02x:%02x:%02x:%02x\n", MmePacket->MMENTRY[2],MmePacket->MMENTRY[3],MmePacket->MMENTRY[4],MmePacket->MMENTRY[5], MmePacket->MMENTRY[6],MmePacket->MMENTRY[7]);
			DEBUG_PRINTF_EVCOMM_DETAIL("RunID: %02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x\n", MmePacket->MMENTRY[8],MmePacket->MMENTRY[9],MmePacket->MMENTRY[10],MmePacket->MMENTRY[11], MmePacket->MMENTRY[12],MmePacket->MMENTRY[13],MmePacket->MMENTRY[14],MmePacket->MMENTRY[15]);

			memset(tmpBuf, 0x00, ARRAY_SIZE(tmpBuf));
			for(Rtn = 0; Rtn < 17; Rtn++)
			{
				sprintf((char*)tmpBuf, "%s%02x,", tmpBuf, MmePacket->MMENTRY[16 + Rtn]);
			}
			DEBUG_PRINTF_EVCOMM_DETAIL("SOURCE_ID: %s\n", tmpBuf);
							;
			memset(tmpBuf, 0x00, ARRAY_SIZE(tmpBuf));
			for(Rtn = 0; Rtn < 17; Rtn++)
			{
				sprintf((char*)tmpBuf, "%s%02x,", tmpBuf, MmePacket->MMENTRY[33 + Rtn]);
			}
			DEBUG_PRINTF_EVCOMM_DETAIL("RESP_ID: %s\n", tmpBuf);
			DEBUG_PRINTF_EVCOMM_DETAIL("Result: 0x%x\n", MmePacket->MMENTRY[50]);    //Fixed value of 0x00 indicates a successful SLAC process

			//Check ODA (Destination Address)
			if (Array_Compare_Identity(macAddr.eth1, MmePacket->ODA, SLAC_EVSE_MAC_LENGTH) == FALSE)
			{
				DEBUG_INFO("[CM_ATTEN_CHAR_RSP]wrong ODA: ignore\n");
				break;
			}

			EvMac_in = &MmePacket->OSA[0];
			RunID_in = &MmePacket->MMENTRY[8];
			idx = SLAC_DB_Search_EvMac_idx(&SLAC_INFO, EvMac_in);

			//Check Parameters
			if ((MmePacket->MMENTRY[0] != 0) ||   //[TC_SECC_VTB_AttenuationCharacterization_005] applicationType must be 0x00
				(MmePacket->MMENTRY[1] != 0) ||   //[TC_SECC_VTB_AttenuationCharacterization_006] securityType must be 0x00
				(SLAC_DB_Search_EvMac_idx(&SLAC_INFO, EvMac_in) < 0) || //[TC_SECC_VTB_AttenuationCharacterization_007] sourceAddress cannot not be all zero
				(SLAC_DB_Check_EvMac_RunID_Matching(&SLAC_INFO, EvMac_in, RunID_in) == FALSE) ||    //[TC_SECC_VTB_AttenuationCharacterization_008] check for invalid runID
				(Array_Check_All_Zero(&MmePacket->MMENTRY[16], 17) == FALSE) ||  //[TC_SECC_VTB_AttenuationCharacterization_009] SourceID(17 bytes) must be all zero.
				(Array_Check_All_Zero(&MmePacket->MMENTRY[33], 17) == FALSE) ||  //[TC_SECC_VTB_AttenuationCharacterization_009] RESP_ID (17 bytes) must be all zero.
				(MmePacket->MMENTRY[50] != 0)   //Result:  must be 0x00(Success)
				)
			{
				EVCOMM_SYS_INFO.CM_ATTEN_CHAR_IND_retry++;

				DEBUG_WARN("[SLAC][RX]CM_ATTEN_CHAR_RSP:invalid para(%d,%d,%d,%d,%d) => %d-th retry\n",
							MmePacket->MMENTRY[0],  //applicationType must be 0x00
							MmePacket->MMENTRY[1],  //securityType must be 0x00
							SLAC_DB_Search_EvMac_idx(&SLAC_INFO, EvMac_in),
							SLAC_DB_Check_EvMac_RunID_Matching(&SLAC_INFO, EvMac_in, RunID_in),
							MmePacket->MMENTRY[50],
							EVCOMM_SYS_INFO.CM_ATTEN_CHAR_IND_retry
							);

				if (EVCOMM_SYS_INFO.CM_ATTEN_CHAR_IND_retry <= 2)   //limited to 2 retries
				{
					Update_V2G_Status(CM_MNBC_SOUND_IND);
					ftime(&timerStart.SeqStart);
					break;
				}
				else
				{
					DEBUG_ERROR("[SLAC][RX]CM_ATTEN_CHAR_RSP:invalid para => 2-retry fail => End_Process\n");
					Update_V2G_Status(Other_Fault);
					break;
				}
			}
			else
			{
				//The CM_ATTEN_CHAR_IND is legal
				SLAC_INFO.array[idx].AttenCharRspCnt++;

				DEBUG_INFO("[SLAC][RX]CM_ATTEN_CHAR_RSP[%d]:%d-th\n", (idx + 1), SLAC_INFO.array[idx].AttenCharRspCnt);

				EVCOMM_SYS_INFO.CM_ATTEN_CHAR_IND_retry = 0;
				Update_V2G_Status(CM_ATTEN_CHAR_RSP);
				ftime(&timerStart.SeqStart);
				break;
			}
		}

	    case MMTYPE_CM_VALIDATE_REQ:   //BCB Toggle
		{
			DEBUG_PRINTF_EVCOMM_DETAIL("--- MMTYPE_CM_VALIDATE_REQ ---\n");
			DEBUG_PRINTF_EVCOMM_DETAIL("Signal Type: 0x%x\n", MmePacket->MMENTRY[0]);    //Fixed value (0x00) to indicate ��PEV S2 toggles on control pilot line��
			DEBUG_PRINTF_EVCOMM_DETAIL("Timer: 0x%x\n", MmePacket->MMENTRY[1]);    //Fixed value In the first VALIDATE Request-Response exchange, the Timer field shall be set to zero.
			DEBUG_PRINTF_EVCOMM_DETAIL("Result: 0x%x\n", MmePacket->MMENTRY[2]);    //Fixed value In the first VALIDATE Request-Response exchange, the Result field shall be set to 0x01 = ��ready��.

			counter = 0;

			EvMac_in = &MmePacket->OSA[0];
			idx = SLAC_DB_Search_EvMac_idx(&SLAC_INFO, EvMac_in);

			if (idx >= 0)
			{
				Update_V2G_Status(CM_VALIDATE_CNF);
				SLAC_INFO.array[idx].ValidateReqCnt++;

				DEBUG_INFO("[SLAC][RX]CM_VALIDATE_REQ[%d]:%d-th\n", (idx + 1), SLAC_INFO.array[idx].ValidateReqCnt);

				//TODO:
				//	1. Protection

				memset(&qcaInfo.SendMmePacket, 0, sizeof(struct MmeHeader));
				memcpy(qcaInfo.SendMmePacket.ODA, EvMac_in, SLAC_EVMAC_LENGTH);
				memcpy(qcaInfo.SendMmePacket.OSA, macAddr.eth1, 6);
				qcaInfo.SendMmePacket.MTYPE = htons(EtherType_HomePlug);
				qcaInfo.SendMmePacket.MMV = 0x01;
				qcaInfo.SendMmePacket.MMTYPE = MMTYPE_CM_VALIDATE_CNF;
				qcaInfo.SendMmePacket.FMI[0] = qcaInfo.SendMmePacket.FMI[1] = 0;
				qcaInfo.SendMmePacketSize = 0;

				if(counter == 0)
				{
					//The First MMTYPE_CM_VALIDATE_REQ because Unicast
					qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = 0;    //SignalType(0x00): Fixed value to indicate "EV S2 toggles on control pilot line"
					qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = 0;    //ToggleNum(0x00): Fixed value. In the first VALIDATE Request-Response exchange, the ToggleNum field shall be set to zero.

					#if (SUPPORT_BCB_TOGGLE_FUNCTION == ENABLE)
						qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = 1;    //0x01 = Ready
					#else
						qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = 4;    //0x04 = Not Required
					#endif
				}
				else
				{
					//The Second MMTYPE_CM_VALIDATE_REQ because Broadcast
					unsigned char PreStatus = 3;
					unsigned char ToggleNum = 0;
					ftime(&timerStart.SeqStart);
					while(1)
					{
						if((EVCOMM_SYS_INFO.CpState == 4) && (PreStatus == 3))
						{
							ToggleNum++;
							PreStatus = 4;
						}
						else
						{
							PreStatus = 3;
						}

						ftime(&timerStart.SeqEnd);
						if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) >= (qcaInfo.SendMmePacket.MMENTRY[1]*100 + 100))
						{
							qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = 0;    //Fixed value to indicate "PEV S2 toggles on control pilot line"
							qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = ToggleNum;

							#if (SUPPORT_BCB_TOGGLE_FUNCTION == ENABLE)
							qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = 2;    //0x02 = Success
							#else
								qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = 4;    //0x04 = Not Required
							#endif

							break;
						}
						usleep(1000);
					}
				}
				qcaInfo.SendMmePacketSize += 19;      //the size before MMENTRY
				Rtn = sendto(socketFd.Raw, &qcaInfo.SendMmePacket, qcaInfo.SendMmePacketSize, 0, (struct sockaddr*)&qcaInfo.DestSocketAddress, sizeof(struct sockaddr_ll));
				ftime(&timerStart.SeqStart);
			}
			else
			{
				//EvMac does not exist.
				//ignore
			}
			break;
		}

	    case MMTYPE_CM_SLAC_MATCH_REQ:
		{
			char buf[512];
			DEBUG_PRINTF_EVCOMM_DETAIL("--- MMTYPE_CM_SLAC_MATCH_REQ ---\n");
			DEBUG_PRINTF_EVCOMM_DETAIL("APPLICATION_TYPE: 0x%x\n", MmePacket->MMENTRY[0]);
			DEBUG_PRINTF_EVCOMM_DETAIL("SECURITY_TYPE: 0x%x\n", MmePacket->MMENTRY[1]);
			DEBUG_PRINTF_EVCOMM_DETAIL("MVFLength: 0x%x, 0x%x\n", MmePacket->MMENTRY[2],MmePacket->MMENTRY[3]);    //Fixed value (0x3E) for matching
			memset(buf, 0x00, ARRAY_SIZE(buf));
			for(Rtn=0; Rtn<17; Rtn++)
			{
				sprintf(buf, "%s%02x ", buf, MmePacket->MMENTRY[4+Rtn]);
			}
			DEBUG_PRINTF_EVCOMM_DETAIL("PEV ID: %s\n", buf);

			memset(buf, 0x00, ARRAY_SIZE(buf));
			for(Rtn=0; Rtn<6; Rtn++)
			{
				sprintf(buf, "%s%02x ", buf, MmePacket->MMENTRY[21+Rtn]);
			}
			DEBUG_PRINTF_EVCOMM_DETAIL("PEV MAC: %s\n", buf);

			memset(buf, 0x00, ARRAY_SIZE(buf));
			for(Rtn=0; Rtn<17; Rtn++)
			{
				sprintf(buf, "%s%02x ", buf, MmePacket->MMENTRY[27+Rtn]);
			}
			DEBUG_PRINTF_EVCOMM_DETAIL("EVSE ID: %d\n", buf);

			memset(buf, 0x00, ARRAY_SIZE(buf));
			for(Rtn=0; Rtn<6; Rtn++)
			{
				sprintf(buf, "%s%02x ", buf, MmePacket->MMENTRY[44+Rtn]);
			}
			DEBUG_PRINTF_EVCOMM_DETAIL("EVSE MAC: %s\n", buf);

			memset(buf, 0x00, ARRAY_SIZE(buf));
			for(Rtn=0; Rtn<8; Rtn++)
			{
				sprintf(buf, "%s%02x ", buf, MmePacket->MMENTRY[50+Rtn]);
			}
			DEBUG_PRINTF_EVCOMM_DETAIL("RunID: %s\n", buf);

			memset(buf, 0x00, ARRAY_SIZE(buf));
			for(Rtn=0; Rtn<8; Rtn++)
			{
				sprintf(buf, "%s%02x ", buf, MmePacket->MMENTRY[58+Rtn]);
			}
			DEBUG_PRINTF_EVCOMM_DETAIL("RSVD: %s\n", buf);


			//Check ODA (Destination Address)
			if (Array_Compare_Identity(macAddr.eth1, MmePacket->ODA, SLAC_EVSE_MAC_LENGTH) == FALSE)
			{
				DEBUG_WARN("[CM_SLAC_MATCH_REQ]wrong ODA: ignore");
				//break; //patch for DEKRA I2SE EVCC (another EVSE MAC Address protection comes as below.)
			}

			EvMac_in = &MmePacket->OSA[0];
			RunID_in = &MmePacket->MMENTRY[50];
			idx = SLAC_DB_Search_EvMac_idx(&SLAC_INFO, EvMac_in);
			if (idx >= 0)
			{
				Update_V2G_Status(CM_SLAC_MATCH_REQ);

				SLAC_INFO.array[idx].MatchReqNum++;

				DEBUG_INFO("CM_SLAC_MATCH_REQ[%d]:%d-th\n", (idx + 1), SLAC_INFO.array[idx].MatchReqNum);

				//[TC_SECC_VTB_CmSlacMatch_007] APPLICATION_TYPE must be 0x00(EV-EVSE Matching)
				//[TC_SECC_VTB_CmSlacMatch_008]
				if (MmePacket->MMENTRY[0] != 0)
				{
					DEBUG_WARN("CM_SLAC_MATCH_REQ[%d]:wrong APPLICATION_TYPE(%d)\n", (idx + 1), MmePacket->MMENTRY[0]);
					break;
				}

				//[TC_SECC_VTB_CmSlacMatch_009] SECURITY_TYPE must be 0x00(No Security)
				//[TC_SECC_VTB_CmSlacMatch_010]
				if (MmePacket->MMENTRY[1] != 0)
				{
					DEBUG_WARN("CM_SLAC_MATCH_REQ[%d]:wrong SECURITY_TYPE(%d)\n", (idx + 1), MmePacket->MMENTRY[1]);
					break;
				}

				//[TC_SECC_VTB_CmSlacMatch_011] MVFLength must be 0x3E(MatchVarField Length)
				//[TC_SECC_VTB_CmSlacMatch_012]
				if (MmePacket->MMENTRY[2] != 0x3E || MmePacket->MMENTRY[3] != 0x00)
				{
					DEBUG_WARN("CM_SLAC_MATCH_REQ[%d]:wrong MVFLength(%d,%d)\n", (idx + 1), MmePacket->MMENTRY[2], MmePacket->MMENTRY[3]);
					break;
				}

				//[TC_SECC_VTB_CmSlacMatch_013] EV ID (muxt be all zero)
				//[TC_SECC_VTB_CmSlacMatch_014]
				if (Array_Check_All_Zero(&MmePacket->MMENTRY[4], 17) == FALSE)
				{
					DEBUG_WARN("CM_SLAC_MATCH_REQ[%d]: wrong EV ID\n", (idx + 1));
					break;
				}

				//[TC_SECC_VTB_CmSlacMatch_015] EV MAC
				//[TC_SECC_VTB_CmSlacMatch_016]
				if (Array_Compare_Identity(EvMac_in, &MmePacket->MMENTRY[21], SLAC_EVMAC_LENGTH) == FALSE)
				{
					DEBUG_WARN("CM_SLAC_MATCH_REQ[%d]: wrong EV MAC(%02X:%02X:%02X:%02X:%02X:%02X)\n",
											(idx + 1),
											MmePacket->MMENTRY[21], MmePacket->MMENTRY[22], MmePacket->MMENTRY[23],
											MmePacket->MMENTRY[24], MmePacket->MMENTRY[25], MmePacket->MMENTRY[26]);
					break;
				}

				//[TC_SECC_VTB_CmSlacMatch_017] EVSE ID should be all zero
				//[TC_SECC_VTB_CmSlacMatch_018]
				if (Array_Check_All_Zero(&MmePacket->MMENTRY[27], 17) == FALSE)
				{
					DEBUG_WARN("CM_SLAC_MATCH_REQ[%d]: wrong EVSE ID\n", (idx + 1));
					break;
				}

				//[TC_SECC_VTB_CmSlacMatch_019] EVSE MAC
				//[TC_SECC_VTB_CmSlacMatch_020]
				if (Array_Compare_Identity(macAddr.eth1, &MmePacket->MMENTRY[44], SLAC_EVSE_MAC_LENGTH) == FALSE)
				{
					DEBUG_WARN("CM_SLAC_MATCH_REQ[%d]: wrong EVSE MAC(%02X:%02X:%02X:%02X:%02X:%02X)\n",
											(idx + 1),
											MmePacket->MMENTRY[44], MmePacket->MMENTRY[45], MmePacket->MMENTRY[46],
											MmePacket->MMENTRY[47], MmePacket->MMENTRY[48], MmePacket->MMENTRY[49]);
					break;
				}

				//[TC_SECC_VTB_CmSlacMatch_021]runID: Check RunID
				//[TC_SECC_VTB_CmSlacMatch_022]
				if (SLAC_DB_Check_EvMac_RunID_Matching(&SLAC_INFO, EvMac_in, RunID_in) == TRUE &&
				   (idx == 0)) //only setup a successful link establishment with the first SLAC Req instance
				{
					memset(&qcaInfo.SendMmePacket, 0, sizeof(struct MmeHeader));
					memcpy(qcaInfo.SendMmePacket.ODA, MmePacket->OSA, 6);
					memcpy(qcaInfo.SendMmePacket.OSA, macAddr.eth1, 6);
					qcaInfo.SendMmePacket.MTYPE = htons(EtherType_HomePlug);
					qcaInfo.SendMmePacket.MMV = MmePacket->MMV;
					qcaInfo.SendMmePacket.MMTYPE = MMTYPE_CM_SLAC_MATCH_CNF;
					qcaInfo.SendMmePacket.FMI[0] = qcaInfo.SendMmePacket.FMI[1] = 0;
					qcaInfo.SendMmePacketSize = 0;
					qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = 0x00;    //APPLICATION_TYPE: Fixed value (0x00: EV-EVSE matching)
					qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = 0x00;    //SECURITY_TYPE: Fixed value (0x00: No Security)
					qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = 0x56;    //MVFLength: MatchVarField Length (Fixed value: 0x0056)
					qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = 0x00;    //MVFLength: MatchVarField Length (Fixed value: 0x0056)
					memset(qcaInfo.SendMmePacket.MMENTRY + qcaInfo.SendMmePacketSize, 0, 17);         //EV ID
					qcaInfo.SendMmePacketSize += 17;
					memcpy(qcaInfo.SendMmePacket.MMENTRY + qcaInfo.SendMmePacketSize, EvMac_in, SLAC_EVMAC_LENGTH); //EV MAC
					qcaInfo.SendMmePacketSize += 6;
					memset(qcaInfo.SendMmePacket.MMENTRY + qcaInfo.SendMmePacketSize, 0, 17);         //EVSE ID
					qcaInfo.SendMmePacketSize += 17;
					memcpy(qcaInfo.SendMmePacket.MMENTRY + qcaInfo.SendMmePacketSize, macAddr.eth1, 6);     //EVSE MAC
					qcaInfo.SendMmePacketSize += 6;
					memcpy(qcaInfo.SendMmePacket.MMENTRY + qcaInfo.SendMmePacketSize, RunID_in, SLAC_RUNID_LENGTH);
					qcaInfo.SendMmePacketSize += SLAC_RUNID_LENGTH;
					memset(qcaInfo.SendMmePacket.MMENTRY + qcaInfo.SendMmePacketSize, 0, 8);    //RSVD
					qcaInfo.SendMmePacketSize += 8;
					memcpy(qcaInfo.SendMmePacket.MMENTRY + qcaInfo.SendMmePacketSize, qcaInfo.Nid, sizeof(qcaInfo.Nid));   //NID: Network ID given by the CCo(EVSE)
					qcaInfo.SendMmePacketSize += sizeof(qcaInfo.Nid);                                      //NID caculated from the random NMK that will be set.
					qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = 0x00;          //RSVD
					memcpy(qcaInfo.SendMmePacket.MMENTRY + qcaInfo.SendMmePacketSize, qcaInfo.NewNmkKey, sizeof(qcaInfo.NewNmkKey)); //NMK: Random value
					qcaInfo.SendMmePacketSize += sizeof(qcaInfo.NewNmkKey);                                          //NMK: Private NMK of the EVSE (random value)
					qcaInfo.SendMmePacketSize += 19;      //the size before MMENTRY

					DEBUG_PRINTF_EVCOMM_DETAIL("***** Response MME Packet *****\n");
					DEBUG_PRINTF_EVCOMM_DETAIL("SendMmePacket.ODA: %02x:%02x:%02x:%02x:%02x:%02x:\n",
												qcaInfo.SendMmePacket.ODA[0],qcaInfo.SendMmePacket.ODA[1],qcaInfo.SendMmePacket.ODA[2],qcaInfo.SendMmePacket.ODA[3],qcaInfo.SendMmePacket.ODA[4],qcaInfo.SendMmePacket.ODA[5]);
					DEBUG_PRINTF_EVCOMM_DETAIL("SendMmePacket.OSA: %02x:%02x:%02x:%02x:%02x:%02x:\n",
												qcaInfo.SendMmePacket.OSA[0],qcaInfo.SendMmePacket.OSA[1],qcaInfo.SendMmePacket.OSA[2],qcaInfo.SendMmePacket.OSA[3],qcaInfo.SendMmePacket.OSA[4],qcaInfo.SendMmePacket.OSA[5]);
					DEBUG_PRINTF_EVCOMM_DETAIL("MTYPE: 0x%x\n", htons(qcaInfo.SendMmePacket.MTYPE));
					DEBUG_PRINTF_EVCOMM_DETAIL("MMV: 0x%x\n", qcaInfo.SendMmePacket.MMV);
					DEBUG_PRINTF_EVCOMM_DETAIL("MMTYPE: 0x%x\n", qcaInfo.SendMmePacket.MMTYPE);
					DEBUG_PRINTF_EVCOMM_DETAIL("FMI 0x%x, 0x%x\n", qcaInfo.SendMmePacket.FMI[0],qcaInfo.SendMmePacket.FMI[1]);
					DEBUG_PRINTF_EVCOMM_DETAIL("--- CM_SLAC_MATCH_CNF ---\n");
					DEBUG_PRINTF_EVCOMM_DETAIL("APPLICATION_TYPE: 0x%x\n", qcaInfo.SendMmePacket.MMENTRY[0]);
					DEBUG_PRINTF_EVCOMM_DETAIL("SECURITY_TYPE: 0x%x\n", qcaInfo.SendMmePacket.MMENTRY[1]);
					DEBUG_PRINTF_EVCOMM_DETAIL("MVFLength: 0x%x, 0x%x\n", qcaInfo.SendMmePacket.MMENTRY[2],qcaInfo.SendMmePacket.MMENTRY[3]);

					memset(buf, 0x00, ARRAY_SIZE(buf));
					for(Rtn=0; Rtn<17; Rtn++)
					{
						sprintf(buf, "%s%02x ", buf, qcaInfo.SendMmePacket.MMENTRY[4+Rtn]);
					}
					DEBUG_PRINTF_EVCOMM_DETAIL("PEV ID: %d\n", buf);

					memset(buf, 0x00, ARRAY_SIZE(buf));
					for(Rtn=0; Rtn<6; Rtn++)
					{
						sprintf(buf, "%s%02x ", buf, qcaInfo.SendMmePacket.MMENTRY[21+Rtn]);
					}
					DEBUG_PRINTF_EVCOMM_DETAIL("PEV MAC: %s\n", buf);

					memset(buf, 0x00, ARRAY_SIZE(buf));
					for(Rtn=0; Rtn<17; Rtn++)
					{
						sprintf(buf, "%s%02x ", buf, qcaInfo.SendMmePacket.MMENTRY[27+Rtn]);
					}
					DEBUG_PRINTF_EVCOMM_DETAIL("EVSE ID: %s\n", buf);

					memset(buf, 0x00, ARRAY_SIZE(buf));
					for(Rtn=0; Rtn<6; Rtn++)
					{
						sprintf(buf, "%s%02x ", buf, qcaInfo.SendMmePacket.MMENTRY[44+Rtn]);
					}
					DEBUG_PRINTF_EVCOMM_DETAIL("EVSE MAC: %s\n", buf);

					memset(buf, 0x00, ARRAY_SIZE(buf));
					for(Rtn=0; Rtn<8; Rtn++)
					{
						sprintf(buf, "%s%02x ", buf, qcaInfo.SendMmePacket.MMENTRY[50+Rtn]);
					}
					DEBUG_PRINTF_EVCOMM_DETAIL("RunID: %s\n", buf);

					memset(buf, 0x00, ARRAY_SIZE(buf));
					for(Rtn=0; Rtn<8; Rtn++)
					{
						sprintf(buf, "%s%02x ", buf, qcaInfo.SendMmePacket.MMENTRY[58+Rtn]);
					}
					DEBUG_PRINTF_EVCOMM_DETAIL("RSVD: %s\n", buf);

					memset(buf, 0x00, ARRAY_SIZE(buf));
					for(Rtn=0; Rtn<7; Rtn++)
					{
						sprintf(buf, "%s%02x ", buf, qcaInfo.SendMmePacket.MMENTRY[66+Rtn]);
					}
					DEBUG_PRINTF_EVCOMM_DETAIL("NID: %s\n", buf);

					DEBUG_PRINTF_EVCOMM_DETAIL("RSVD: 0x%02x\n", qcaInfo.SendMmePacket.MMENTRY[73]);

					memset(buf, 0x00, ARRAY_SIZE(buf));
					for(Rtn=0; Rtn<16; Rtn++)
					{
						sprintf(buf, "%s%02x ", buf, qcaInfo.SendMmePacket.MMENTRY[74+Rtn]);
					}
					DEBUG_PRINTF_EVCOMM_DETAIL("NMK: \n");

					Update_V2G_Status(CM_SLAC_MATCH_CNF);
					Rtn = sendto(socketFd.Raw, &qcaInfo.SendMmePacket, qcaInfo.SendMmePacketSize, 0, (struct sockaddr*)&qcaInfo.DestSocketAddress, sizeof(struct sockaddr_ll));
					DEBUG_PRINTF_EVCOMM_DETAIL("SendMmePacketSize=%d,Rtn=%d\n", qcaInfo.SendMmePacketSize,Rtn);
					DEBUG_INFO( "CM_SLAC_MATCH_CNF[%d]\n", (idx + 1));

					ftime(&timerStart.SeqStart);
				}
				else
				{
					//RunID does not match and it's not the first SLAC request
					//Reset the SLAC database to embrace SLAC retry
					DEBUG_INFO("[CM_SLAC_MATCH_REQ]No Real MATCH_REQ\n");
					SLAC_DB_Reset();
				}
			}
			else
			{
				//OSA(EvMac) does not exist
			}
			break;
		}

	    case MMTYPE_VENDOR_VS_HOST_ACTION:
	    {
	        struct QcaVendorMmeHeader *RecvPacket;
	        RecvPacket = (struct QcaVendorMmeHeader *)Buffer;

	        DEBUG_PRINTF_EVCOMM_DETAIL("--- MMTYPE_VENDOR_VS_HOST_ACTION ---\n");

	        switch (RecvPacket->MBODY[0])
	        {
		        case 0x00:
		            //Loader (Device Softloader or Bootloader) ready
		            DEBUG_PRINTF_EVCOMM_DETAIL("QCA7K: Loader Ready\n");
		            break;

		        case 0x01:
		            //Firmware Upgrade Ready
		            DEBUG_PRINTF_EVCOMM_DETAIL("QCA7K: Firmware Upgrade Ready\n");
		            break;

		        case 0x02:
		            //PIB Update Ready
		            DEBUG_PRINTF_EVCOMM_DETAIL("QCA7K: PIB Update Ready\n");
		            break;

		        case 0x03:
		            //Firmware Upgrade and PIB Update ready
		            DEBUG_PRINTF_EVCOMM_DETAIL("QCA7K: Firmware Upgrade and PIB Update ready\n");
		            break;

		        case 0x04:
		            //Loader (Bootloader) ready to receive SDRAM configuration.
		            DEBUG_PRINTF_EVCOMM_DETAIL("QCA7K: Loader ready to receive SDRAM configuration\n");
		            break;

		        case 0x05:
		            //Reset to Factory Defaults.
		            DEBUG_PRINTF_EVCOMM_DETAIL("QCA7K: Reset to Factory Defaults\n");
		            break;

		        default:
		            //Reserved
		            DEBUG_PRINTF_EVCOMM_DETAIL("QCA7K: Reserved\n");
		            break;
	        }
			break;
	    }

	    case MMTYPE_VENDOR_ATTEN_CHAR:
		{
	        DEBUG_PRINTF_EVCOMM_DETAIL("--- MMTYPE_VENDOR_ATTEN_CHAR ---\n");
	        break;
		}

	    case MMTYPE_VENDOR_VS_NW_INFO_CNF:
		{
			// Only Set key for local QCA7000
			if((MmePacket->OSA[0] == MmePacket->MMENTRY[12]) &&
			   (MmePacket->OSA[1] == MmePacket->MMENTRY[13]) &&
			   (MmePacket->OSA[2] == MmePacket->MMENTRY[14]) &&
			   (MmePacket->OSA[3] == MmePacket->MMENTRY[15]) &&
			   (MmePacket->OSA[4] == MmePacket->MMENTRY[16]) &&
			   (MmePacket->OSA[5] == MmePacket->MMENTRY[17]))
			{
				memcpy(macAddr.qca, MmePacket->OSA, 6);

				DEBUG_PRINTF_EVCOMM_DETAIL("--- MMTYPE_VENDOR_VS_NW_INFO_CNF ---\n");
				DEBUG_INFO("EVSE MAC address(QCA): %02X:%02X:%02X:%02X:%02X:%02X(comm:OK)\n",
							macAddr.qca[0],  macAddr.qca[1],  macAddr.qca[2],  macAddr.qca[3],  macAddr.qca[4],  macAddr.qca[5]);

				Update_V2G_Status(CM_SET_KEY_REQ);
				ftime(&timerStart.SeqStart);
			}

            break;
		}

	    case MMTYPE_VENDOR_VS_PL_LNK_STATUS_CNF:
		{
			struct QcaVendorMmeHeader *RecvPacket;
			RecvPacket = (struct QcaVendorMmeHeader *)Buffer;

			if(RecvPacket->MBODY[1]==0)
			{
				//PLC disconnected
				DEBUG_INFO("[MMTYPE_VENDOR_VS_PL_LNK_STATUS_CNF]Got PLC Link Status:%d\n", RecvPacket->MBODY[1]);
				Update_V2G_Status(Other_Fault);
			}
			else
				Update_V2G_Status(CM_SET_KEY_REQ);

			ftime(&timerStart.SeqStart);
			break;
		}

	    default:
		{
	        break;
		}
    }

    return 0;
}

/**
 *
 * @return
 */
int SlacComm()
{
    static unsigned char qca7k_comm_retry = 0;
    double t_diff = 0;
    int packet_size = 0;
    int count = 0;
    unsigned char tmpBuf[2048]={0};
    unsigned char *EvMac_in;
    unsigned char *RunID_in;
    int i = 0;

    if(socketFd.Raw >= 0)
    {
        memset(v2gBuffer.rx, 0, V2GTP_MSG_RX_BUFFER_SIZE);
        packet_size = recvfrom(socketFd.Raw, v2gBuffer.rx, V2GTP_MSG_RX_BUFFER_SIZE, 0, NULL, NULL);
        if(packet_size > 0)
        {
            MmeProcess(v2gBuffer.rx, packet_size);
        }
    }

    switch(Get_V2G_Status())
    {
	    case IDLE:
		{
	        if(socketFd.Raw < 0)
	        {
	        	socketFd.Raw = socket(PF_PACKET, SOCK_RAW, htons(EtherType_HomePlug));
                DEBUG_INFO("[RawSock]opened(%d)\n", socketFd.Raw);

	            if(socketFd.Raw == -1)
	            {
	                DEBUG_ERROR("SlacComm:Failed to create socket\n");
	                Update_V2G_Status(Other_Fault);
	                return -1;
	            }

	            if (setsockopt(socketFd.Raw, SOL_SOCKET, SO_BINDTODEVICE, QcaInterface, 4) < 0)
	            {
                    DEBUG_ERROR("SlacComm:Set SO_BINDTODEVICE NG\n");
                    Update_V2G_Status(Other_Fault);
                    return -1;
                }

                struct timeval tv;
	            tv.tv_sec = 0;
		        tv.tv_usec = 100000;  //100ms (Rx timeout)
	            if (setsockopt(socketFd.Raw, SOL_SOCKET, SO_RCVTIMEO, (char *)&tv, sizeof(struct	timeval)) < 0)
	            {
	                DEBUG_ERROR("SlacComm:Set SO_RCVTIMEO NG\n");
	                Update_V2G_Status(Other_Fault);
	                return -1;
	            }

                tv.tv_usec = 100000;  //100ms (Tx timeout)
                if (setsockopt(socketFd.Raw, SOL_SOCKET, SO_SNDTIMEO, (char *)&tv, sizeof(struct	timeval)) < 0)
	            {
	                DEBUG_ERROR("SlacComm:Set SO_SNDTIMEO NG\n");
	                Update_V2G_Status(Other_Fault);
	                return -1;
	            }

	            memset(&qcaInfo.Req, 0, sizeof(struct ifreq));
	            strcpy( (char*)qcaInfo.Req.ifr_name, QcaInterface);

	            if (ioctl(socketFd.Raw, SIOCGIFINDEX, &qcaInfo.Req) < 0)
	            {
	                DEBUG_ERROR("SlacComm: ioctl NG\n");
	                Update_V2G_Status(Other_Fault);
	                return -1;
	            }

	            memset(&qcaInfo.DestSocketAddress, 0, sizeof(struct sockaddr_ll));
	            qcaInfo.DestSocketAddress.sll_ifindex = qcaInfo.Req.ifr_ifindex;
	            qcaInfo.DestSocketAddress.sll_halen = ETH_ALEN;

	            timerStart.PwmStart = 0;

                EVCOMM_SYS_INFO.QCA7K_SetKeyDone = FALSE;
                DEBUG_INFO("QCA7000 connecting...\n");
                //Get QCA7K MAC address
                GetQca7kMac();
                ftime(&timerStart.SeqStart);
                break;
	        }
	        else   //RawSock: opened
	        {
                if(EVCOMM_SYS_INFO.QCA7K_SetKeyDone == FALSE)
                {
                    ftime(&timerStart.SeqEnd);
                    t_diff = DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd);

                    if (t_diff > V2G_SECC_QCA7000_GET_MAC_ADDR_REQ_RETRY_PERIOD)   //3 secs
                    {
                        qca7k_comm_retry++;
                        DEBUG_INFO("Re-try connecting...(%.02lf/%dms)\n", t_diff, V2G_SECC_QCA7000_GET_MAC_ADDR_REQ_RETRY_PERIOD);

                        GetQca7kMac(); //re-send req
                        ftime(&timerStart.SeqStart);
                        break;
                    }
                    else
                    {}

                    //Retry by 3 times
                    if (qca7k_comm_retry >= 3)
                    {
                    	DEBUG_ERROR("Comm: fail (retry by %d times)\n", qca7k_comm_retry);

                        //Update_ShmStatusCode(); //[To-Do] to be implemented
                        //CCS_SECCC_TIMEOUT_QCA7000_COMM (023892): The firmware code of QCA7000 may not be installed, yet
                        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
                        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
                        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
                        ShmStatusCodeData->PresentStatusCode[0][3] = 8;
                        ShmStatusCodeData->PresentStatusCode[0][4] = 9;
                        ShmStatusCodeData->PresentStatusCode[0][5] = 2;
                        CSUCOMMDC_TASK_FLAG.EV_Stop_Type_Emergency = FALSE;
                        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
                        Proc_EVStopRes(ShmInternalComm->FD_CAN_Socket);

                        Update_V2G_Status(Sequence_Timeout);
                        qca7k_comm_retry = 0;
                        break;
                    }
                }
                else    //RawSock: opened; Set Key: DONE
                {
                	/*+++ 20200808, vern, sync with Tesla CHAdeMO adaptor, 2 for start communication(not yet auth), 1 for star charging (authorized)  ---*/
                    if((CheckConnectorPlugIn() == TRUE) && (ShmInternalComm->ChargingPermission >= 1))
                    {
                        if(timerStart.PwmStart <= 0)
                        {
                            //Sniffer_Tcpdump(ENABLE);
                            //#if (TCPDUMP_PACKETS_SNIFFER_SWITCH == ENABLE)
                            //sleep(1);   //wait for tcpdump to be ready.
                            //#endif
                            SwitchCpStateE(DISABLE);
                            OutputCpPwmDuty(5);
                            timerStart.PwmStart = time(NULL);
#ifdef TEST_WITH_ETH0
                            Update_V2G_Status(SLACC_SDP_UDP_Connection);
#endif
                        }
                        else
                        {
                            if((time(NULL) - timerStart.PwmStart) > TT_EVSE_SLAC_init)
                            {
                            	DEBUG_ERROR("SlacComm: Wait CM_SLAC_PARM_REQ Timeout - TT_EVSE_SLAC_init, NowTime(%ld)-timerStart.PwmStart(%d)>%d (sec)\n", time(NULL), timerStart.PwmStart, TT_EVSE_SLAC_init);

                                //Update_ShmStatusCode(); //[To-Do] to be implemented
                                //CCS_SECC_TIMEOUT_SLAC_TT_EVSE_SLAC_init (023809)
                                ShmStatusCodeData->PresentStatusCode[0][0] = 0;
                                ShmStatusCodeData->PresentStatusCode[0][1] = 2;
                                ShmStatusCodeData->PresentStatusCode[0][2] = 3;
                                ShmStatusCodeData->PresentStatusCode[0][3] = 8;
                                ShmStatusCodeData->PresentStatusCode[0][4] = 0;
                                ShmStatusCodeData->PresentStatusCode[0][5] = 9;
                                CSUCOMMDC_TASK_FLAG.EV_Stop_Type_Emergency = TRUE;
                                Update_V2G_Status(Sequence_Timeout);
                                timerStart.PwmStart = 0;
                                return -1;
                            }
                            else
                            {
                                //waiting for CM_SLAC_PARM_REQ
                            }
                        }
                    }
                    else
                    {
                        timerStart.PwmStart = 0;
                    }
                }
	        }
	        break;
		}

	    case CM_SET_KEY_REQ:   //13
		{
	        //CM_SET_KEY_REQ
            //DEBUG_INFO("QCA7000 [RX]CM_SET_KEY_REQ\n");
            ftime(&timerStart.SeqEnd);
            t_diff = DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd);
            if (t_diff > V2G_SECC_QCA7000_COMM_TIMEOUT)   //10 seconds
            {
            	DEBUG_ERROR("QCA7000 Failed on SetKey => End_Process (%.02lf/%dms)\n", t_diff, V2G_SECC_QCA7000_COMM_TIMEOUT);

                //Update_ShmStatusCode(); //[To-Do] to be implemented
                //CCS_SECCC_TIMEOUT_QCA7000_COMM (023892): The firmware code of QCA7000 may not be installed, yet
                ShmStatusCodeData->PresentStatusCode[0][0] = 0;
                ShmStatusCodeData->PresentStatusCode[0][1] = 2;
                ShmStatusCodeData->PresentStatusCode[0][2] = 3;
                ShmStatusCodeData->PresentStatusCode[0][3] = 8;
                ShmStatusCodeData->PresentStatusCode[0][4] = 9;
                ShmStatusCodeData->PresentStatusCode[0][5] = 2;
                CSUCOMMDC_TASK_FLAG.EV_Stop_Type_Emergency = FALSE;
                CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;

                Update_V2G_Status(Sequence_Timeout);
            }
            else if (t_diff > V2G_SECC_QCA7000_SEND_SET_KEY_PERIOD)  //2 seconds
            {
                DEBUG_INFO("QCA7000 SetKey: proceed (%.02lf/%dms)\n", t_diff, V2G_SECC_QCA7000_SEND_SET_KEY_PERIOD);

                SendSetKey();
                ftime(&timerStart.SeqStart);
            }
            else
            {
                //null
            }
	        break;
		}

	    case CM_SET_KEY_CNF:   //14
		{
            DEBUG_INFO("Wait: plugin(%d), matached(%d), permission(%d)...\n", CheckConnectorPlugIn(), CSUCOMMDC_TASK_FLAG.matched, ShmInternalComm->ChargingPermission);

            EVCOMM_SYS_INFO.QCA7K_SetKeyDone = TRUE;
            timerStart.PwmStart = 0;
            Update_V2G_Status(IDLE);
	        break;
		}

	    case CM_SLAC_PARM_CONF:
		{
	        ftime(&timerStart.SeqEnd);
	        if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > TT_match_sequence)
	        {
	        	DEBUG_ERROR("SlacComm: Wait CM_START_ATTEN_CHAR_IND Timeout - TT_match_sequence (%.02lf of %dms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), TT_match_sequence);

                //Update_ShmStatusCode(); //[To-Do] to be implemented
                //CCS_SECC_TIMEOUT_CM_START_ATTEN_CHAR_IND (023811):
                //[Possible Reason] CCS Board image might not be updated properly. The 2nd reboot process is not finished.
                //[Verification Method] By tying reboot command to the terminal and see if it could be executed immediately.
                ShmStatusCodeData->PresentStatusCode[0][0] = 0;
                ShmStatusCodeData->PresentStatusCode[0][1] = 2;
                ShmStatusCodeData->PresentStatusCode[0][2] = 3;
                ShmStatusCodeData->PresentStatusCode[0][3] = 8;
                ShmStatusCodeData->PresentStatusCode[0][4] = 1;
                ShmStatusCodeData->PresentStatusCode[0][5] = 1;
                CSUCOMMDC_TASK_FLAG.EV_Stop_Type_Emergency = FALSE;
                CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;

	            Update_V2G_Status(Sequence_Timeout);
	            return -1;
	        }
	        break;
		}

	    case CM_START_ATTEN_CHAR_IND:
		{
	        ftime(&timerStart.SeqEnd);
	        if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > (TP_EV_batch_msg_interval))    //one more time interval for tolerance
	        {
	        	DEBUG_ERROR("SlacComm: Wait CM_MNBC_SOUND_IND Timeout - TP_EV_batch_msg_interval (%.02lf of %dms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), TP_EV_batch_msg_interval);

                //Update_ShmStatusCode(); //[To-Do] to be implemented
                //CCS_SECC_TIMEOUT_SLAC_CM_MNBC_SOUND_IND (023818):
                //[Possible Reason] CCS Board image might not be updated properly. The 2nd reboot process is not finished.
                //[Verification Method] By tying reboot command to the terminal and see if it could be executed immediately.
                ShmStatusCodeData->PresentStatusCode[0][0] = 0;
                ShmStatusCodeData->PresentStatusCode[0][1] = 2;
                ShmStatusCodeData->PresentStatusCode[0][2] = 3;
                ShmStatusCodeData->PresentStatusCode[0][3] = 8;
                ShmStatusCodeData->PresentStatusCode[0][4] = 1;
                ShmStatusCodeData->PresentStatusCode[0][5] = 8;
                CSUCOMMDC_TASK_FLAG.EV_Stop_Type_Emergency = FALSE;
                CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;

	            Update_V2G_Status(Sequence_Timeout);
	            return -1;
	        }
	        break;
		}

	    case CM_MNBC_SOUND_IND:
		{
			ftime(&timerStart.SeqEnd);
			t_diff = DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd);
			//printf("time:%.02lf, profilNum:%d\n",DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd),AttenProfileCnt);  //added by Vern
			if(t_diff > TT_EVSE_match_MNBC ||
			  (SLAC_INFO.array[0].AttenProfileCnt >= SLAC_INFO.array[0].MnbcSoundNum) ||
			  (EVCOMM_SYS_INFO.CM_ATTEN_CHAR_IND_retry > 0)) //TC_SECC_VTB_AttenuationCharacterization_003
			{
				//Wait for other SLAC Req sets
				if ((SLAC_INFO.arrayLen >= 2) &&
					(t_diff < TT_EVSE_match_MNBC) &&
					(EVCOMM_SYS_INFO.CM_ATTEN_CHAR_IND_retry == 0)) //not a retry
				{
					break;
				}

				//Check if it is a timeup response
				if (t_diff > TT_EVSE_match_MNBC)
				{
					DEBUG_WARN("[SLAC][TX]CM_ATTEN_CHAR_IND[%d]: timeup(%.2f/%dms) => send\n", (i + 1), t_diff, TT_EVSE_match_MNBC);
				}

				//Sending all CM_ATTEN_CHAR_IND according to all corresponding SLAC Req sets
				for (i = 0; i < SLAC_INFO.arrayLen; i++)
				{
					if ((SLAC_INFO.array[i].AttenProfileCnt == 0) ||
						(SLAC_INFO.array[i].AagGroupsNum == 0) ||
						(SLAC_INFO.array[i].StartAttenCharCnt == 0) ||
						(SLAC_INFO.array[i].MnbcSoundNum != 10) || //received in CM_START_ATTEN_CHAR_IND
						(SLAC_INFO.array[i].StartAttenCharErr == TRUE)
					   )
					{
						//Ignoring those SLAC request sets without sending CM_MNBC_SOUND_IND(CM_ATTEN_PROFILE_IND)
						DEBUG_WARN("[SLAC][TX]CM_ATTEN_CHAR_IND[%d]: para err(%d,%d,%d,%d,%d) => canceled\n",
								(i + 1), SLAC_INFO.array[i].AttenProfileCnt, SLAC_INFO.array[i].AagGroupsNum, SLAC_INFO.array[i].StartAttenCharCnt, SLAC_INFO.array[i].MnbcSoundNum, SLAC_INFO.array[i].StartAttenCharErr);
						continue;
					}

					//In CM_ATTEN_CHAR_IND retry process, here only re-send this message according to the 1st coming SLAC request
					if ((EVCOMM_SYS_INFO.CM_ATTEN_CHAR_IND_retry > 0) && (i != 0))
					{
						DEBUG_INFO("[SLAC][TX]CM_ATTEN_CHAR_IND[%d]: canceled\n", (i + 1));
						break;
					}

					EvMac_in = SLAC_INFO.array[i].EvMac;
					RunID_in = SLAC_INFO.array[i].RunID;

					memset(&qcaInfo.SendMmePacket, 0, sizeof(struct MmeHeader));
					memcpy(qcaInfo.SendMmePacket.ODA, EvMac_in, SLAC_EVMAC_LENGTH);
					memcpy(qcaInfo.SendMmePacket.OSA, macAddr.eth1, 6);
					qcaInfo.SendMmePacket.MTYPE = htons(EtherType_HomePlug);
					qcaInfo.SendMmePacket.MMV = 0x01;
					qcaInfo.SendMmePacket.MMTYPE = MMTYPE_CM_ATTEN_CHAR_IND;
					qcaInfo.SendMmePacket.FMI[0] = qcaInfo.SendMmePacket.FMI[1] = 0;
					qcaInfo.SendMmePacketSize = 0;
					qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = 0;    //APPLICATION_TYPE(0x00: EV-EVSE Matching)
					qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = 0;    //SECURITY_TYPE(0x00: No Security)
					memcpy(qcaInfo.SendMmePacket.MMENTRY + qcaInfo.SendMmePacketSize, EvMac_in, SLAC_EVMAC_LENGTH); //SOURCE_ADDRESS, MAC address of the EV Host
					qcaInfo.SendMmePacketSize += SLAC_EVMAC_LENGTH;
					memcpy(qcaInfo.SendMmePacket.MMENTRY + qcaInfo.SendMmePacketSize, RunID_in, SLAC_RUNID_LENGTH);
					qcaInfo.SendMmePacketSize += SLAC_RUNID_LENGTH;
					memset(qcaInfo.SendMmePacket.MMENTRY + qcaInfo.SendMmePacketSize, 0, 17); //SOURCE_ID(0x00)
					qcaInfo.SendMmePacketSize += 17;
					memset(qcaInfo.SendMmePacket.MMENTRY + qcaInfo.SendMmePacketSize, 0, 17); //RESP_ID(0x00)
					qcaInfo.SendMmePacketSize += 17;
					qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = SLAC_INFO.array[i].AttenProfileCnt; //NumSounds: Number of M-Sounds used for generation of the ATTEN_PROFILE
					qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = SLAC_INFO.array[i].AagGroupsNum;    //NumGroups

					for(count = 0; count < SLAC_INFO.array[i].AagGroupsNum; count++)
					{
						unsigned char TmpAag;
						TmpAag = ((SLAC_INFO.array[i].AAG[count] / SLAC_INFO.array[i].AttenProfileCnt) & 0xFF);
						SLAC_INFO.array[i].AAG_quality_ori += (float) TmpAag;   //original signal quality

						#if (SUDO_PSD_PARAMETER_MECHANISM == ENABLE)    //default: ENABLE
							#if 1
							//TC_SECC_VTB_AttenuationCharacterization_019
							TmpAag = TmpAag >> 1;   //new method proposed by Joseph (divided by 2)
							#else
							if(TmpAag >= 39)        //original method proposed by Vern
							{
								TmpAag = 37;
							}
							#endif
						#endif
						qcaInfo.SendMmePacket.MMENTRY[qcaInfo.SendMmePacketSize++] = TmpAag;
						SLAC_INFO.array[i].AAG_quality_refined += (float) TmpAag;   //refined signal quality
					}
					qcaInfo.SendMmePacketSize += 19;      //the size before MMENTRY


					DEBUG_PRINTF_EVCOMM_DETAIL("***** Send MME Packet *****\n");
					DEBUG_PRINTF_EVCOMM_DETAIL("SendMmePacket.ODA: %02x:%02x:%02x:%02x:%02x:%02x:\n", qcaInfo.SendMmePacket.ODA[0],qcaInfo.SendMmePacket.ODA[1],qcaInfo.SendMmePacket.ODA[2],qcaInfo.SendMmePacket.ODA[3],qcaInfo.SendMmePacket.ODA[4],qcaInfo.SendMmePacket.ODA[5]);
					DEBUG_PRINTF_EVCOMM_DETAIL("SendMmePacket.OSA: %02x:%02x:%02x:%02x:%02x:%02x:\n", qcaInfo.SendMmePacket.OSA[0],qcaInfo.SendMmePacket.OSA[1],qcaInfo.SendMmePacket.OSA[2],qcaInfo.SendMmePacket.OSA[3],qcaInfo.SendMmePacket.OSA[4],qcaInfo.SendMmePacket.OSA[5]);
					DEBUG_PRINTF_EVCOMM_DETAIL("MTYPE: 0x%x\n", htons(qcaInfo.SendMmePacket.MTYPE));
					DEBUG_PRINTF_EVCOMM_DETAIL("MMV: 0x%x\n", qcaInfo.SendMmePacket.MMV);
					DEBUG_PRINTF_EVCOMM_DETAIL("MMTYPE: 0x%x\n", qcaInfo.SendMmePacket.MMTYPE);
					DEBUG_PRINTF_EVCOMM_DETAIL("FMI 0x%x, 0x%x\n", qcaInfo.SendMmePacket.FMI[0],qcaInfo.SendMmePacket.FMI[1]);
					DEBUG_PRINTF_EVCOMM_DETAIL("--- CM_ATTEN_CHAR_IND ---\n");
					DEBUG_PRINTF_EVCOMM_DETAIL("APPLICATION_TYPE: 0x%x\n", qcaInfo.SendMmePacket.MMENTRY[0]);
					DEBUG_PRINTF_EVCOMM_DETAIL("SECURITY_TYPE: 0x%x\n", qcaInfo.SendMmePacket.MMENTRY[1]);
					DEBUG_PRINTF_EVCOMM_DETAIL("SOURCE_ADDRESS: %02x:%02x:%02x:%02x:%02x:%02x\n", qcaInfo.SendMmePacket.MMENTRY[2],qcaInfo.SendMmePacket.MMENTRY[3],qcaInfo.SendMmePacket.MMENTRY[4],qcaInfo.SendMmePacket.MMENTRY[5],qcaInfo.SendMmePacket.MMENTRY[6],qcaInfo.SendMmePacket.MMENTRY[7]);
					DEBUG_PRINTF_EVCOMM_DETAIL("RunID: %02x,%02x,%02x,%02x,%02x,%02x,%02x,%02x\n", qcaInfo.SendMmePacket.MMENTRY[8],qcaInfo.SendMmePacket.MMENTRY[9],qcaInfo.SendMmePacket.MMENTRY[10],qcaInfo.SendMmePacket.MMENTRY[11],qcaInfo.SendMmePacket.MMENTRY[12],qcaInfo.SendMmePacket.MMENTRY[13],qcaInfo.SendMmePacket.MMENTRY[14],qcaInfo.SendMmePacket.MMENTRY[15]);

					memset(tmpBuf, 0x00, ARRAY_SIZE(tmpBuf));
					for(count=0; count<17; count++)
					{
						sprintf((char*)tmpBuf, "%s%02x,", tmpBuf, qcaInfo.SendMmePacket.MMENTRY[16+count]);
					}
					DEBUG_PRINTF_EVCOMM_DETAIL("SOURCE_ID: %s\n", tmpBuf);

					memset(tmpBuf, 0x00, ARRAY_SIZE(tmpBuf));
					for(count=0; count<17; count++)
					{
						sprintf((char*)tmpBuf, "%s%02x,", tmpBuf, qcaInfo.SendMmePacket.MMENTRY[33+count]);
					}
					DEBUG_PRINTF_EVCOMM_DETAIL("RESP_ID: %s\n", tmpBuf);

					DEBUG_PRINTF_EVCOMM_DETAIL("NumSounds: 0x%x\n", qcaInfo.SendMmePacket.MMENTRY[50]);

					memset(tmpBuf, 0x00, ARRAY_SIZE(tmpBuf));
					for(count=0; count<qcaInfo.AagGroupsNum; count++)
					{
						sprintf((char*)tmpBuf, "%s%02x,", tmpBuf, qcaInfo.SendMmePacket.MMENTRY[51+count]);
					}
					DEBUG_PRINTF_EVCOMM_DETAIL("ATTEN_PROFILE: %s\n", tmpBuf);

					count = sendto(socketFd.Raw, &qcaInfo.SendMmePacket, qcaInfo.SendMmePacketSize, 0, (struct sockaddr*)&qcaInfo.DestSocketAddress, sizeof(struct sockaddr_ll));

					SLAC_INFO.array[i].AAG_quality_ori /= SLAC_INFO.array[i].AagGroupsNum;
					SLAC_INFO.array[i].AAG_quality_refined /= SLAC_INFO.array[i].AagGroupsNum;

					//Print log if this CM_ATTEN_CHAR_IND belongs to RETRY Tx message.
					if (EVCOMM_SYS_INFO.CM_ATTEN_CHAR_IND_retry > 0)
					{
						DEBUG_INFO("[SLAC][TX]CM_ATTEN_CHAR_IND[%d]: %d-th resend (Q=%.2f/%.2f)(%d/%d)\n",
																														(i + 1),
																														EVCOMM_SYS_INFO.CM_ATTEN_CHAR_IND_retry,
																														SLAC_INFO.array[i].AAG_quality_refined,
																														SLAC_INFO.array[i].AAG_quality_ori,
																														SLAC_INFO.array[i].AttenProfileCnt,
																														SLAC_INFO.array[i].MnbcSoundNum);
					}
					else if (EVCOMM_SYS_INFO.CM_ATTEN_CHAR_IND_retry == 0)
					{
						DEBUG_INFO("[SLAC][TX]CM_ATTEN_CHAR_IND[%d]: Q=%.2f/%.2f(%d/%d)\n",
																										(i + 1),
																										SLAC_INFO.array[i].AAG_quality_refined,
																										SLAC_INFO.array[i].AAG_quality_ori,
																										SLAC_INFO.array[i].AttenProfileCnt,
																										SLAC_INFO.array[i].MnbcSoundNum);
					}
					else
					{
						DEBUG_INFO("[SLAC][TX]CM_ATTEN_CHAR_IND[%d]: unexpected CM_ATTEN_CHAR_IND_retry(%d))\n", i, EVCOMM_SYS_INFO.CM_ATTEN_CHAR_IND_retry);
					}

					DEBUG_PRINTF_EVCOMM_DETAIL("SendMmePacketSize=%d,Rtn=%d\n", qcaInfo.SendMmePacketSize, count);
				} //end of for loop

				Update_V2G_Status(CM_ATTEN_CHAR_IND);
				ftime(&timerStart.SeqStart);
			}
			break;
		}

	    case CM_ATTEN_CHAR_IND:
		{
	        ftime(&timerStart.SeqEnd);
	        //if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd)>TT_match_response)
	        if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > TT_match_response)     //extended to 400ms due to the response of CM_ATTEN_CHAR.RSP of some EVCC is slower than 200ms.
	        {
	        	DEBUG_ERROR("SlacComm: Wait CM_ATTEN_CHAR_RSP Timeout - TT_match_response (%.02lf of %dms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), TT_match_response);

                //Update_ShmStatusCode(); //[To-Do] to be implemented
                //CCS_SECC_TIMEOUT_SLAC_CM_ATTEN_CHAR_RSP (023814):
                //[Possible Reason] Frequent on BMW i3, need to drive the EV a bit.
                ShmStatusCodeData->PresentStatusCode[0][0] = 0;
                ShmStatusCodeData->PresentStatusCode[0][1] = 2;
                ShmStatusCodeData->PresentStatusCode[0][2] = 3;
                ShmStatusCodeData->PresentStatusCode[0][3] = 8;
                ShmStatusCodeData->PresentStatusCode[0][4] = 1;
                ShmStatusCodeData->PresentStatusCode[0][5] = 4;
                CSUCOMMDC_TASK_FLAG.EV_Stop_Type_Emergency = FALSE;
                CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;

	            Update_V2G_Status(Sequence_Timeout);
	            return -1;
	        }
	        break;
		}

	    case CM_ATTEN_CHAR_RSP:
		{
	        ftime(&timerStart.SeqEnd);
	        if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > TT_EVSE_match_session)
	        {
	        	DEBUG_ERROR("SlacComm: Wait CM_VALIDATE_REQ_1ST or CM_SLAC_MATCH_REQ Timeout - TT_EVSE_match_session (%.02lf of %dms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), TT_EVSE_match_session);

                //Update_ShmStatusCode(); //[To-Do] to be implemented
                //CCS_SECC_TIMEOUT_SLAC_CM_VALIDATE_REQ_1ST__CM_SLAC_MATCH_REQ (023815):
                //[Possible Reason] Frequent on BMW i3, need to drive the EV a bit.
                ShmStatusCodeData->PresentStatusCode[0][0] = 0;
                ShmStatusCodeData->PresentStatusCode[0][1] = 2;
                ShmStatusCodeData->PresentStatusCode[0][2] = 3;
                ShmStatusCodeData->PresentStatusCode[0][3] = 8;
                ShmStatusCodeData->PresentStatusCode[0][4] = 1;
                ShmStatusCodeData->PresentStatusCode[0][5] = 5;
                CSUCOMMDC_TASK_FLAG.EV_Stop_Type_Emergency = FALSE;
                CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;

	            Update_V2G_Status(Sequence_Timeout);
	            return -1;
	        }
	        break;
		}

	    case CM_VALIDATE_CNF:
		{
	        ftime(&timerStart.SeqEnd);
	        if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > TT_match_sequence)
	        {
	        	DEBUG_ERROR("SlacComm: Wait CM_VALIDATE_REQ_2ND or CM_SLAC_MATCH_REQ Timeout - TT_match_sequence (%.02lf of %dms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), TT_match_sequence);

                //Update_ShmStatusCode(); //[To-Do] to be implemented
                //CCS_SECC_TIMEOUT_SLAC_CM_VALIDATE_REQ_2ND__CM_SLAC_MATCH_REQ (023819):
                //[Possible Reason] Frequent on BMW i3, need to drive the EV a bit.
                ShmStatusCodeData->PresentStatusCode[0][0] = 0;
                ShmStatusCodeData->PresentStatusCode[0][1] = 2;
                ShmStatusCodeData->PresentStatusCode[0][2] = 3;
                ShmStatusCodeData->PresentStatusCode[0][3] = 8;
                ShmStatusCodeData->PresentStatusCode[0][4] = 1;
                ShmStatusCodeData->PresentStatusCode[0][5] = 9;
                CSUCOMMDC_TASK_FLAG.EV_Stop_Type_Emergency = FALSE;
                CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;

	            Update_V2G_Status(Sequence_Timeout);
	            return -1;
	        }
	        break;
		}

	    case CM_SLAC_MATCH_CNF:
		{
	        if(socketFd.Udp > 0)
	        {
	            close(socketFd.Udp);
	            socketFd.Udp = -1;
	        }
	        if(socketFd.Tcp > 0)
	        {
	            close(socketFd.Tcp);
	            socketFd.Tcp = -1;
	        }
	        ftime(&timerStart.SeqStart);
            V2gTcpConnected();
            Update_V2G_Status(SLACC_SDP_UDP_Connection);
            DEBUG_INFO("SLAAC, SDP, UDP: connecting...\n");
	        break;
		}

		default:
		{
		    break;
		}
    }
    return 0;
}

/**
*	1. Decode the V2GTP messages inside "msg" and save the decoded
   	   messages in v2gObject.DIN, v2gObject.ISO1, and v2gObject.ISO2,
   	   respectively.

	2. After decoding, V2gMsg_Process() could then use
	   v2gObject.DIN, v2gObject.ISO1, or v2gObject.ISO2
   to deal with the corresponding Response messages, respectively.
 * @param msg
 * @param msg_length
 * @param v2g_state
 * @return
 */
int V2gMsgDecoder(unsigned char *msg, unsigned int msg_length, unsigned int v2g_state)
{
    int errn = 0;

    //Checking the minimum Header size requirement
    if(msg_length < V2GTP_MSG_HEADER_LENGTH)   //The minimum requirement should be 8-byte header.
    {
        errn = -1;
        return errn;
    }

    //Decode the 1st V2GMSG: AppProtocol
    if(v2g_state == SupportedAppProtocolRequest)   //17
    {
        if ((errn = API_V2GMSG_EXI_Decoder_AppProtocol(msg, msg_length, &v2gObject.appHandshake)) < 0)
        {
            DEBUG_PRINTF_EVCOMM_DETAIL("[ERROR = %d (DEC)]V2gMsgDecoder: SupportedAppProtocolRequest()\n", errn);
        }
        else    //decoded successfully.
        {
            //PRINT_XML_DOC_supportedAppProtocolReq(&v2gObject.appHandshake);
        }
    }
    //Decode the subsequent V2GMSG (DIN 70121, ISO 15118-2, ISO 15118-20)
    else if(v2g_state > SupportedAppProtocolRequest && v2g_state <= SessionStopResponse)
    {
        //Decoding according to its own protocol
        switch (ShmCcsData->CommProtocol)
        {
            case V2GT_MSG_PROTOCOL_DIN70121:        //0
            {
                //DIN
                if((errn = API_V2GMSG_EXI_Decoder_DIN(msg, msg_length, &v2gObject.DIN)) < 0)
                {
                	DEBUG_INFO("[ERROR = %d (DEC)]V2gMsgDecoder: API_V2GMSG_EXI_Decoder_DIN()\n", errn);
                }
                break;
            }

            case V2GT_MSG_PROTOCOL_ISO15118_2014:   //1
            {
                //ISO1
                if((errn = API_V2GMSG_EXI_Decoder_ISO1(msg, msg_length, &v2gObject.ISO1)) < 0)
                {
                	DEBUG_INFO("[ERROR = %d (DEC)]V2gMsgDecoder: API_V2GMSG_EXI_Decoder_ISO1()\n", errn);
                }
                break;
            }

            case V2GT_MSG_PROTOCOL_ISO15118_2018:   //2
            {
                //ISO2
                if((errn = API_V2GMSG_EXI_Decoder_ISO2(msg, msg_length, &v2gObject.ISO2)) < 0)
                {
                	DEBUG_INFO("[ERROR = %d (DEC)]V2gMsgDecoder: API_V2GMSG_EXI_Decoder_ISO2()\n", errn);
                }
                break;
            }

            default:
                break;
        }
    }
    else
    {
        DEBUG_PRINTF_EVCOMM_DETAIL("[ERROR = %d (DEC)]V2gMsgDecoder: Unexpected v2g_state\n", errn);
        errn = -1;
    }
    return errn;
}

/**
 *
 * @param v2g_tx_stream
 * @param v2gObject
 * @return
 */
int encode_din_V2GTP_stream(bitstream_t *v2g_tx_stream, struct dinEXIDocument *v2gObject)
{
    int errn = 0;
    *v2g_tx_stream->pos = V2GTP_HEADER_LENGTH;

    errn = encode_dinExiDocument(v2g_tx_stream, v2gObject);
    if (errn == 0)
    {
        //successfully encoded
        errn = write_v2gtpHeader(v2g_tx_stream->data, (*v2g_tx_stream->pos) - V2GTP_HEADER_LENGTH, V2GTP_EXI_TYPE);
        v2g_tx_stream->size = *v2g_tx_stream->pos;	//total length of the encoded V2GMSG.

        if (errn != 0)
        {
            DEBUG_PRINTF_EVCOMM_DETAIL("[ERROR][SeccComm]write_v2gtpHeader(): %d (DEC)\n", errn);
        }
    }
    else
    {
        DEBUG_PRINTF_EVCOMM_DETAIL("[ERROR][SeccComm]encode_dinExiDocument(): %d (DEC)\n", errn);
    }
    return errn;
}

/**
 *
 * @param v2g_tx_stream
 * @param v2gObject
 * @return
 */
int encode_iso1_V2GTP_stream(bitstream_t *v2g_tx_stream, struct iso1EXIDocument *v2gObject)
{
    int errn = 0;
    *v2g_tx_stream->pos = V2GTP_HEADER_LENGTH;

    errn = encode_iso1ExiDocument(v2g_tx_stream, v2gObject);
    if (errn == 0)
    {
        //successfully encoded
        errn = write_v2gtpHeader(v2g_tx_stream->data, (*v2g_tx_stream->pos) - V2GTP_HEADER_LENGTH, V2GTP_EXI_TYPE);
        v2g_tx_stream->size = *v2g_tx_stream->pos;	//total length of the encoded V2GMSG.

        if (errn != 0)
        {
            DEBUG_PRINTF_EVCOMM_DETAIL("[ERROR][SeccComm]write_v2gtpHeader(): %d (DEC)\n", errn);
        }
    }
    else
    {
        DEBUG_PRINTF_EVCOMM_DETAIL("[ERROR][SeccComm]encode_iso1ExiDocument(): %d (DEC)\n", errn);
    }
    return errn;
}

/**
 *
 * @param v2g_tx_stream
 * @param v2gObject
 * @return
 */
int encode_iso2_V2GTP_stream(bitstream_t *v2g_tx_stream, struct iso2EXIDocument *v2gObject)
{
    int errn = 0;
    *v2g_tx_stream->pos = V2GTP_HEADER_LENGTH;

    errn = encode_iso2ExiDocument(v2g_tx_stream, v2gObject);
    if (errn == 0)
    {
        //successfully encoded
        errn = write_v2gtpHeader(v2g_tx_stream->data, (*v2g_tx_stream->pos) - V2GTP_HEADER_LENGTH, V2GTP_EXI_TYPE);
        v2g_tx_stream->size = *v2g_tx_stream->pos;	//total length of the encoded V2GMSG.

        if (errn != 0)
        {
            DEBUG_PRINTF_EVCOMM_DETAIL("[ERROR][SeccComm]write_v2gtpHeader(): %d (DEC)\n", errn);
        }
    }
    else
    {
        DEBUG_PRINTF_EVCOMM_DETAIL("[ERROR][SeccComm]encode_iso2ExiDocument(): %d (DEC)\n", errn);
    }
    return errn;
}


/**
 *
 * @param AcceptFd
 * @param v2g_tx_stream
 * @param v2gObject
 * @return
 */
int send_encoded_din_V2GTP_Stream(int AcceptFd, bitstream_t *v2g_tx_stream, struct dinEXIDocument *v2gObject)
{
    int errn = 0;

    // STEP 1: =========== Encoding into EXI and Composing into V2GTP Stream ==========
    errn = encode_din_V2GTP_stream(v2g_tx_stream, v2gObject);

    // STEP 2: =========== Send Response Packet  ===========
    int rtn = 0;
    rtn = send(AcceptFd, v2g_tx_stream->data, v2g_tx_stream->size, 0);

	if (rtn == v2g_tx_stream->size)
    {
        /*
        DEBUG_PRINTF_EVCOMM_DETAIL("Response Message is sent ( %d / %d ). (Bytes, DEC): OK\n",
                rtn, v2g_tx_stream->size);
        */

        //Reset all EXI doc Req/Res _isUsed Flags after each Res Tx

    }
    else if (rtn >= 0)
    {
        DEBUG_PRINTF_EVCOMM_DETAIL("[ERROR]Incomplete Tx ( %d / %d ). (Bytes, DEC): FAIL\n", rtn, v2g_tx_stream->size);
    }
    else
    {
        errn = rtn;
        DEBUG_PRINTF_EVCOMM_DETAIL("[ERROR]send(): %d (DEC)\n", errn);
    }

    //STEP 3: ========= Reset V2G MSG Flags ==========
    init_dinBodyType(&v2gObject->V2G_Message.Body);
    return errn;
}

/**
 *
 * @param AcceptFd
 * @param v2g_tx_stream
 * @param v2gObject
 * @return
 */
int send_encoded_iso1_V2GTP_Stream(int AcceptFd, bitstream_t *v2g_tx_stream, struct iso1EXIDocument *v2gObject)
{
    int errn = 0;

    // STEP 1: =========== Encoding into EXI and Composing into V2GTP Stream ==========
    errn = encode_iso1_V2GTP_stream(v2g_tx_stream, v2gObject);

    // STEP 2: =========== Send Response Packet  ===========
    int rtn = 0;
    rtn = send(AcceptFd, v2g_tx_stream->data, v2g_tx_stream->size, 0);

	if (rtn == v2g_tx_stream->size)
    {
        //DEBUG_PRINTF_EVCOMM_DETAIL("Response message sent (%d/%d)(Bytes, DEC): OK\n", rtn, v2g_tx_stream->size);

        //Reset all EXI doc Req/Res _isUsed Flags after each Res Tx

    }
    else if (rtn >= 0)
    {
        DEBUG_PRINTF_EVCOMM_DETAIL("[ERROR]Incomplete Tx (%d/%d)(Bytes, DEC): FAIL\n", rtn, v2g_tx_stream->size);
    }
    else
    {
        errn = rtn;
        DEBUG_PRINTF_EVCOMM_DETAIL("[ERROR]send(): %d(DEC)\n", errn);
    }

    //STEP 3: ========= Reset V2G MSG Flags ==========
    init_iso1BodyType(&v2gObject->V2G_Message.Body);
    return errn;
}

/**
 *
 * @param AcceptFd
 * @param v2g_tx_stream
 * @param v2gObject
 * @return
 */
int send_encoded_iso2_V2GTP_Stream(int AcceptFd, bitstream_t *v2g_tx_stream, struct iso2EXIDocument *v2gObject)
{
    int errn = 0;

    // STEP 1: =========== Encoding into EXI and Composing into V2GTP Stream ==========
    errn = encode_iso2_V2GTP_stream(v2g_tx_stream, v2gObject);

    // STEP 2: =========== Send Response Packet  ===========
    int rtn = 0;
    rtn = send(AcceptFd, v2g_tx_stream->data, v2g_tx_stream->size, 0);

	if (rtn == v2g_tx_stream->size)
    {
        /*
        DEBUG_PRINTF_EVCOMM_DETAIL("Response Message is sent ( %d / %d ). (Bytes, DEC): OK\n",
                rtn, v2g_tx_stream->size);
        */

        //Reset all EXI doc Req/Res _isUsed Flags after each Res Tx

    }
    else if (rtn >= 0)
    {
        DEBUG_PRINTF_EVCOMM_DETAIL("[ERROR]Incomplete Tx ( %d / %d ). (Bytes, DEC): FAIL\n",
                                    rtn, v2g_tx_stream->size);
    }
    else
    {
        errn = rtn;
        DEBUG_PRINTF_EVCOMM_DETAIL("[ERROR]send(): %d (DEC)\n", errn);
    }

    //STEP 3: ========= Reset V2G MSG Flags ==========
    init_iso2BodyType(&v2gObject->V2G_Message.Body);
    return errn;
}

/**
 *
 * @param exi_doc_DIN
 * @return
 */
int Check_din_V2G_Rx_MSG_SessionID(struct dinEXIDocument *exi_doc_DIN)
{
    int i = 0;
    int leng = 0;
    int errn = 0;
    leng = exi_doc_DIN->V2G_Message.Header.SessionID.bytesLen;

    //Step 1: Check SessionID Length
    if (leng != 8)  //8-byte
    {
    	DEBUG_ERROR("SessionID: incorrect length(%d)\n", leng);
        errn = -1;
    }
    else
    {
        //Step 2-1: Check SessionID content
        for (i = 0; i < leng; i++)
        {
            if (exi_doc_DIN->V2G_Message.Header.SessionID.bytes[i] != EVCOMM_SYS_INFO.SessionID[i])
            {
                errn = -2;
                break;
            }
        }
    }

    //Step 2-2: Print Incorrect ID
    if (errn == -2) //incorrect ID
    {
    	DEBUG_ERROR("SessionID: incorrect ID(RX:%02X%02X%02X%02X%02X%02X%02X%02X, ORI:%02X%02X%02X%02X%02X%02X%02X%02X)\n",
					exi_doc_DIN->V2G_Message.Header.SessionID.bytes[0],
					exi_doc_DIN->V2G_Message.Header.SessionID.bytes[1],
					exi_doc_DIN->V2G_Message.Header.SessionID.bytes[2],
					exi_doc_DIN->V2G_Message.Header.SessionID.bytes[3],
					exi_doc_DIN->V2G_Message.Header.SessionID.bytes[4],
					exi_doc_DIN->V2G_Message.Header.SessionID.bytes[5],
					exi_doc_DIN->V2G_Message.Header.SessionID.bytes[6],
					exi_doc_DIN->V2G_Message.Header.SessionID.bytes[7],
					EVCOMM_SYS_INFO.SessionID[0],
					EVCOMM_SYS_INFO.SessionID[1],
					EVCOMM_SYS_INFO.SessionID[2],
					EVCOMM_SYS_INFO.SessionID[3],
					EVCOMM_SYS_INFO.SessionID[4],
					EVCOMM_SYS_INFO.SessionID[5],
					EVCOMM_SYS_INFO.SessionID[6],
					EVCOMM_SYS_INFO.SessionID[7]);
    }

    //Step 3: Correct SessionID for Res Message
    if (errn != 0)
    {
        exi_doc_DIN->V2G_Message.Header.SessionID.bytesLen = 8;
        memset(exi_doc_DIN->V2G_Message.Header.SessionID.bytes, 0, 8);
        memcpy(exi_doc_DIN->V2G_Message.Header.SessionID.bytes, EVCOMM_SYS_INFO.SessionID, 8);
    }

    return errn;
}

/**
 *
 * @param exi_doc_ISO1
 * @return
 */
int Check_iso1_V2G_Rx_MSG_SessionID(struct iso1EXIDocument *exi_doc_ISO1)
{
    int i = 0;
    int leng = 0;
    int errn = 0;
    leng = exi_doc_ISO1->V2G_Message.Header.SessionID.bytesLen;

    //Step 1: Check SessionID Length
    if (leng != 8)  //8-byte
    {
        DEBUG_ERROR("SessionID: incorrect length(%d)\n", leng);
        errn = -1;
    }
    else
    {
        //Step 2-1: Check SessionID content
        for (i = 0; i < leng; i++)
        {
            if (exi_doc_ISO1->V2G_Message.Header.SessionID.bytes[i] != EVCOMM_SYS_INFO.SessionID[i])
            {
                errn = -2;
                break;
            }
        }
    }

    //Step 2-2: Print Incorrect ID
    if (errn == -2) //incorrect ID
    {
    	DEBUG_ERROR("SessionID: incorrect ID (RX:%02X%02X%02X%02X%02X%02X%02X%02X, ORI:%02X%02X%02X%02X%02X%02X%02X%02X)\n",
					exi_doc_ISO1->V2G_Message.Header.SessionID.bytes[0],
					exi_doc_ISO1->V2G_Message.Header.SessionID.bytes[1],
					exi_doc_ISO1->V2G_Message.Header.SessionID.bytes[2],
					exi_doc_ISO1->V2G_Message.Header.SessionID.bytes[3],
					exi_doc_ISO1->V2G_Message.Header.SessionID.bytes[4],
					exi_doc_ISO1->V2G_Message.Header.SessionID.bytes[5],
					exi_doc_ISO1->V2G_Message.Header.SessionID.bytes[6],
					exi_doc_ISO1->V2G_Message.Header.SessionID.bytes[7],
					EVCOMM_SYS_INFO.SessionID[0],
					EVCOMM_SYS_INFO.SessionID[1],
					EVCOMM_SYS_INFO.SessionID[2],
					EVCOMM_SYS_INFO.SessionID[3],
					EVCOMM_SYS_INFO.SessionID[4],
					EVCOMM_SYS_INFO.SessionID[5],
					EVCOMM_SYS_INFO.SessionID[6],
					EVCOMM_SYS_INFO.SessionID[7]);
    }

    //Step 3: Correct SessionID for Res Message
    if (errn != 0)
    {
        exi_doc_ISO1->V2G_Message.Header.SessionID.bytesLen = 8;
        memset(exi_doc_ISO1->V2G_Message.Header.SessionID.bytes, 0, 8);
        memcpy(exi_doc_ISO1->V2G_Message.Header.SessionID.bytes, EVCOMM_SYS_INFO.SessionID, 8);
    }

    return errn;
}

/**
 *
 * @param exi_doc_ISO2
 * @return
 */
int Check_iso2_V2G_Rx_MSG_SessionID(struct iso2EXIDocument *exi_doc_ISO2)
{
    int i = 0;
    int leng = 0;
    int errn = 0;
    leng = exi_doc_ISO2->V2G_Message.Header.SessionID.bytesLen;

    //Step 1: Check SessionID Length
    if (leng != 8)  //8-byte
    {
    	DEBUG_ERROR("SessionID: incorrect length(%d)\n", leng);
        errn = -1;
    }
    else
    {
        //Step 2-1: Check SessionID content
        for (i = 0; i < leng; i++)
        {
            if (exi_doc_ISO2->V2G_Message.Header.SessionID.bytes[i] != EVCOMM_SYS_INFO.SessionID[i])
            {
                errn = -2;
                break;
            }
        }
    }

    //Step 2-2: Print Incorrect ID
    if (errn == -2) //incorrect ID
    {
    	DEBUG_ERROR("SessionID: incorrect ID(RX:%02X%02X%02X%02X%02X%02X%02X%02X, ORI:%02X%02X%02X%02X%02X%02X%02X%02X)\n",
					exi_doc_ISO2->V2G_Message.Header.SessionID.bytes[0],
					exi_doc_ISO2->V2G_Message.Header.SessionID.bytes[1],
					exi_doc_ISO2->V2G_Message.Header.SessionID.bytes[2],
					exi_doc_ISO2->V2G_Message.Header.SessionID.bytes[3],
					exi_doc_ISO2->V2G_Message.Header.SessionID.bytes[4],
					exi_doc_ISO2->V2G_Message.Header.SessionID.bytes[5],
					exi_doc_ISO2->V2G_Message.Header.SessionID.bytes[6],
					exi_doc_ISO2->V2G_Message.Header.SessionID.bytes[7],
					EVCOMM_SYS_INFO.SessionID[0],
					EVCOMM_SYS_INFO.SessionID[1],
					EVCOMM_SYS_INFO.SessionID[2],
					EVCOMM_SYS_INFO.SessionID[3],
					EVCOMM_SYS_INFO.SessionID[4],
					EVCOMM_SYS_INFO.SessionID[5],
					EVCOMM_SYS_INFO.SessionID[6],
					EVCOMM_SYS_INFO.SessionID[7]);
    }

    //Step 3: Correct SessionID for Res Message
    if (errn != 0)
    {
        exi_doc_ISO2->V2G_Message.Header.SessionID.bytesLen = 8;
        memset(exi_doc_ISO2->V2G_Message.Header.SessionID.bytes, 0, 8);
        memcpy(exi_doc_ISO2->V2G_Message.Header.SessionID.bytes, EVCOMM_SYS_INFO.SessionID, 8);
    }

    return errn;
}

/**
*   1. Get the SchemaID accroding to the input target
        *V2GT_MSG_PROTOCOL_DIN70121: choose DIN 70121
        *V2GT_MSG_PROTOCOL_ISO15118_2014: choose ISO 15118-2 (ed1)
        *V2GT_MSG_PROTOCOL_ISO15118_2018: choose ISO 15118-20 (ed2)
        *V2GT_MSG_PROTOCOL_HIGHEST_PRIORITY: choose the one with the highest priority

    2. [To-do] Checking Major and Minor version
    3. The parsing method will not support those private protocols,
       such as "usr:tesla...," since "tesla" is 5 bytes but "din" and "iso" are 3 bytes.

    4. [To-do] If the target is selected as DIN," but there is no DIN.
               However, if EV and EVSE all support ISO, how to use ISO instead?
 * @param target
 * @return
 */
int GetSchemaID_of_Protocol(unsigned char target)
{
    int i = 0;
    int ii = 0;
    int id = 0;
    unsigned char pri = 20; //priority = 1(highest)~20(lowerest)
    char num[10];

    //Choose the 1st protocol as default.
    id = -1;
    ShmCcsData->CommProtocol = V2GT_MSG_PROTOCOL_DIN70121;
    for(i = 0; i < CCS_HANDSHAKE_PROTOCOLS.arrayLen; i++)
    {
        //Checking for <ProtocolNamespace>urn:din:70121:2012:MsgDef</ProtocolNamespace>
        //[To-Do] Ignoring the priority from EV and force DIN 70121 as our only option. (for temp)

        //[CAUTION] The parsing method will not support those private protocols, such as "usr:tesla..."
        num[0] = CCS_HANDSHAKE_PROTOCOLS.array[i].ProtocolNamespace.characters[8];
        num[1] = CCS_HANDSHAKE_PROTOCOLS.array[i].ProtocolNamespace.characters[9];
        num[2] = CCS_HANDSHAKE_PROTOCOLS.array[i].ProtocolNamespace.characters[10];
        num[3] = CCS_HANDSHAKE_PROTOCOLS.array[i].ProtocolNamespace.characters[11];
        num[4] = CCS_HANDSHAKE_PROTOCOLS.array[i].ProtocolNamespace.characters[12];
        num[5] = '\0';

        if (atoi(num) == 70121)
        {
        	DEBUG_INFO("support(%d/%d): DIN 70121(%d:v%d.%d;id=%d,pri=%d)\n",
						(i+1),
						CCS_HANDSHAKE_PROTOCOLS.arrayLen,
						atoi(num),
						CCS_HANDSHAKE_PROTOCOLS.array[i].VersionNumberMajor,
						CCS_HANDSHAKE_PROTOCOLS.array[i].VersionNumberMinor,
						CCS_HANDSHAKE_PROTOCOLS.array[i].SchemaID,
						CCS_HANDSHAKE_PROTOCOLS.array[i].Priority);

            if (target == V2GT_MSG_PROTOCOL_DIN70121)
            {
            	DEBUG_INFO("select(%d/%d): DIN 70121(%d:v%d.%d;id=%d,pri=%d)\n",
							(i+1),
							CCS_HANDSHAKE_PROTOCOLS.arrayLen,
							atoi(num),
							CCS_HANDSHAKE_PROTOCOLS.array[i].VersionNumberMajor,
							CCS_HANDSHAKE_PROTOCOLS.array[i].VersionNumberMinor,
							CCS_HANDSHAKE_PROTOCOLS.array[i].SchemaID,
							CCS_HANDSHAKE_PROTOCOLS.array[i].Priority);

                if (CCS_HANDSHAKE_PROTOCOLS.array[i].VersionNumberMajor == DIN_SPEC_70121_2012_VersionNumberMajor)
                {
                    if (CCS_HANDSHAKE_PROTOCOLS.array[i].VersionNumberMinor == DIN_SPEC_70121_2012_VersionNumberMinor)
                    {
                        EVCOMM_SYS_INFO.SupportedAppProtocol_result = appHandresponseCodeType_OK_SuccessfulNegotiation;
                    }
                    else
                    {   //[TC_SECC_VTB_SupportedAppProtocol_005]
                        EVCOMM_SYS_INFO.SupportedAppProtocol_result = appHandresponseCodeType_OK_SuccessfulNegotiationWithMinorDeviation;
                    }
                    id = CCS_HANDSHAKE_PROTOCOLS.array[i].SchemaID;
                    ShmCcsData->CommProtocol = V2GT_MSG_PROTOCOL_DIN70121;
                    return id;
                }
                else
                {
                    //keep looking for the suitable protocol
                }
            }
            else if (target == V2GT_MSG_PROTOCOL_HIGHEST_PRIORITY)
            {
                if (pri > CCS_HANDSHAKE_PROTOCOLS.array[i].Priority)
                {
                    ii = i;
                    id = CCS_HANDSHAKE_PROTOCOLS.array[i].SchemaID;
                    pri = CCS_HANDSHAKE_PROTOCOLS.array[i].Priority;
                    ShmCcsData->CommProtocol = V2GT_MSG_PROTOCOL_DIN70121;
                }
                else
                {
                    //not using this SchemaID, and keep looking for that SchemaID with higer priority
                }
            }
            else
            {
                //null
            }
        }
        else if (atoi(num) == 15118)
        {
            //urn:din:70121:2012:MsgDef
            //urn:iso:15118:2:2013:MsgDef
            memset(num, 0, sizeof(num));
            num[0] = CCS_HANDSHAKE_PROTOCOLS.array[i].ProtocolNamespace.characters[16];
            num[1] = CCS_HANDSHAKE_PROTOCOLS.array[i].ProtocolNamespace.characters[17];
            num[2] = CCS_HANDSHAKE_PROTOCOLS.array[i].ProtocolNamespace.characters[18];
            num[3] = CCS_HANDSHAKE_PROTOCOLS.array[i].ProtocolNamespace.characters[19];
            num[4] = '\0';

            if (atoi(num) < 2018 && atoi(num) >= 2010)
            {
            	DEBUG_INFO("support(%d/%d): ISO 15118-2(ed1,%d:v%d.%d;id=%d,pri=%d)\n",
							(i+1),
							CCS_HANDSHAKE_PROTOCOLS.arrayLen,
							atoi(num),
							CCS_HANDSHAKE_PROTOCOLS.array[i].VersionNumberMajor,
							CCS_HANDSHAKE_PROTOCOLS.array[i].VersionNumberMinor,
							CCS_HANDSHAKE_PROTOCOLS.array[i].SchemaID,
							CCS_HANDSHAKE_PROTOCOLS.array[i].Priority);

                if (target == V2GT_MSG_PROTOCOL_ISO15118_2014)
                {
                	DEBUG_INFO("select(%d/%d): ISO 15118-2,ed1(%d:v%d.%d;id=%d,pri=%d)\n",
								(i+1),
								CCS_HANDSHAKE_PROTOCOLS.arrayLen,
								atoi(num),
								CCS_HANDSHAKE_PROTOCOLS.array[i].VersionNumberMajor,
								CCS_HANDSHAKE_PROTOCOLS.array[i].VersionNumberMinor,
								CCS_HANDSHAKE_PROTOCOLS.array[i].SchemaID,
								CCS_HANDSHAKE_PROTOCOLS.array[i].Priority);

                    if (CCS_HANDSHAKE_PROTOCOLS.array[i].VersionNumberMajor == ISO1_15118_2013_VersionNumberMajor)
                    {
                        if (CCS_HANDSHAKE_PROTOCOLS.array[i].VersionNumberMinor == ISO1_15118_2013_VersionNumberMinor)
                        {
                            EVCOMM_SYS_INFO.SupportedAppProtocol_result = appHandresponseCodeType_OK_SuccessfulNegotiation;
                        }
                        else
                        {
                            EVCOMM_SYS_INFO.SupportedAppProtocol_result = appHandresponseCodeType_OK_SuccessfulNegotiationWithMinorDeviation;
                        }
                        id = CCS_HANDSHAKE_PROTOCOLS.array[i].SchemaID;
                        ShmCcsData->CommProtocol = V2GT_MSG_PROTOCOL_ISO15118_2014;
                        return id;
                    }
                    else
                    {
                        //keep looking for the suitable protocol
                    }
                }
                else if (target == V2GT_MSG_PROTOCOL_HIGHEST_PRIORITY)
                {
                    if (pri > CCS_HANDSHAKE_PROTOCOLS.array[i].Priority)
                    {
                        ii = i;
                        id = CCS_HANDSHAKE_PROTOCOLS.array[i].SchemaID;
                        pri = CCS_HANDSHAKE_PROTOCOLS.array[i].Priority;
                        ShmCcsData->CommProtocol = V2GT_MSG_PROTOCOL_ISO15118_2014;
                    }
                    else
                    {
                        //not using this SchemaID, and keep looking for that SchemaID with higer priority
                    }
                }
                else
                {
                    //null
                }
            }
            else if (atoi(num) >= 2018 && atoi(num) <= 2100)    // >= 2018
            {
            	DEBUG_INFO("support(%d/%d): ISO 15118-20(ed2,%d:v%d.%d;id=%d,pri=%d)\n",
							(i+1),
							CCS_HANDSHAKE_PROTOCOLS.arrayLen,
							atoi(num),
							CCS_HANDSHAKE_PROTOCOLS.array[i].VersionNumberMajor,
							CCS_HANDSHAKE_PROTOCOLS.array[i].VersionNumberMinor,
							CCS_HANDSHAKE_PROTOCOLS.array[i].SchemaID,
							CCS_HANDSHAKE_PROTOCOLS.array[i].Priority);

                if (target == V2GT_MSG_PROTOCOL_ISO15118_2018)
                {
                	DEBUG_INFO("select(%d/%d): ISO 15118-20,ed2(%d:v%d.%d;id=%d,pri=%d)\n",
								(i+1),
								CCS_HANDSHAKE_PROTOCOLS.arrayLen,
								atoi(num),
								CCS_HANDSHAKE_PROTOCOLS.array[i].VersionNumberMajor,
								CCS_HANDSHAKE_PROTOCOLS.array[i].VersionNumberMinor,
								CCS_HANDSHAKE_PROTOCOLS.array[i].SchemaID,
								CCS_HANDSHAKE_PROTOCOLS.array[i].Priority);

                    if (CCS_HANDSHAKE_PROTOCOLS.array[i].VersionNumberMajor == ISO2_15118_2018_VersionNumberMajor)
                    {
                        if (CCS_HANDSHAKE_PROTOCOLS.array[i].VersionNumberMinor == ISO2_15118_2018_VersionNumberMinor)
                        {
                            EVCOMM_SYS_INFO.SupportedAppProtocol_result = appHandresponseCodeType_OK_SuccessfulNegotiation;
                        }
                        else
                        {
                            EVCOMM_SYS_INFO.SupportedAppProtocol_result = appHandresponseCodeType_OK_SuccessfulNegotiationWithMinorDeviation;
                        }
                        id = CCS_HANDSHAKE_PROTOCOLS.array[i].SchemaID;
                        ShmCcsData->CommProtocol = V2GT_MSG_PROTOCOL_ISO15118_2018;
                        return id;
                    }
                    else
                    {
                        //keep looking for the suitable protocol
                    }
                }
                else if (target == V2GT_MSG_PROTOCOL_HIGHEST_PRIORITY)
                {
                    if (pri > CCS_HANDSHAKE_PROTOCOLS.array[i].Priority)
                    {
                        ii = i;
                        id = CCS_HANDSHAKE_PROTOCOLS.array[i].SchemaID;
                        pri = CCS_HANDSHAKE_PROTOCOLS.array[i].Priority;
                        ShmCcsData->CommProtocol = V2GT_MSG_PROTOCOL_ISO15118_2018;
                    }
                    else
                    {
                        //not using this SchemaID, and keep looking for that SchemaID with higer priority
                    }
                }
                else
                {
                    //null
                }
            }
            else
            {
                //Unexpected Year
            	DEBUG_INFO("unsupport(%d/%d): ISO 15118-X(unexpected year:%d,v%d.%d),id=%d,pri=%d\n",
							(i+1),
							CCS_HANDSHAKE_PROTOCOLS.arrayLen,
							atoi(num),
							CCS_HANDSHAKE_PROTOCOLS.array[i].VersionNumberMajor,
							CCS_HANDSHAKE_PROTOCOLS.array[i].VersionNumberMinor,
							CCS_HANDSHAKE_PROTOCOLS.array[i].SchemaID,
							CCS_HANDSHAKE_PROTOCOLS.array[i].Priority);
            }
        }
        else
        {
        	DEBUG_INFO("unsupport protocol(%d/%d)(%d:v%d.%d;id=%d,pri=%d)\n",
						(i+1),
						CCS_HANDSHAKE_PROTOCOLS.arrayLen,
						atoi(num),
						CCS_HANDSHAKE_PROTOCOLS.array[i].VersionNumberMajor,
						CCS_HANDSHAKE_PROTOCOLS.array[i].VersionNumberMinor,
						CCS_HANDSHAKE_PROTOCOLS.array[i].SchemaID,
						CCS_HANDSHAKE_PROTOCOLS.array[i].Priority);
        }
    }

    //The final result of highest priority protocol
    DEBUG_INFO("select(%d/%d): pro=%d(0:DIN,1:ISO1,2:ISO2);id=%d,pri=%d\n",
				(ii+1),
				CCS_HANDSHAKE_PROTOCOLS.arrayLen,
				ShmCcsData->CommProtocol,
				id,
				pri);

    if (id < 0)
    {
        EVCOMM_SYS_INFO.SupportedAppProtocol_result = appHandresponseCodeType_Failed_NoNegotiation;
    }

    return id;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_supportedAppProtocolRes(int AcceptFd)
{
    int errn = 0;
    bitstream_t v2g_tx_stream;
    static struct ChargingInfoData *sys;
    sys = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    //STEP 1: =========== Setting the Response Message ===========
	init_appHandEXIDocument(&v2gObject.appHandshake);
    v2gObject.appHandshake.supportedAppProtocolRes.ResponseCode = appHandresponseCodeType_OK_SuccessfulNegotiation;
	v2gObject.appHandshake.supportedAppProtocolRes_isUsed = 1u;

    //select the 1st one as the default
    v2gObject.appHandshake.supportedAppProtocolRes.SchemaID = CCS_HANDSHAKE_PROTOCOLS.array[0].SchemaID;
    v2gObject.appHandshake.supportedAppProtocolRes.SchemaID_isUsed = 1u;
    int id = 0;
    /*+++ 20200808, vern, support both DIN and ISO +++*/
    //id = GetSchemaID_of_Protocol(V2GT_MSG_PROTOCOL_PREFERENCE); //output: EVCOMM_SYS_INFO.SupportedAppProtocol_result
    id = GetSchemaID_of_Protocol(V2GT_MSG_PROTOCOL_HIGHEST_PRIORITY); //output: EVCOMM_SYS_INFO.SupportedAppProtocol_result
    /*--- 20200808, vern, support both DIN and ISO ---*/
    v2gObject.appHandshake.supportedAppProtocolRes.ResponseCode = EVCOMM_SYS_INFO.SupportedAppProtocol_result;   //updating the response code
    if (id < 0)
    {
    	DEBUG_ERROR("No available CCS protocol (id = %d, preference = %d)\n", id, V2GT_MSG_PROTOCOL_PREFERENCE);
    }
    else
    {
        //selected SchemaID
        v2gObject.appHandshake.supportedAppProtocolRes.SchemaID = (unsigned char) id;
    }


    if (sys->DC_EVSEStatus == EVSE_Shutdown)
    {
        DEBUG_INFO("EVSE_Shutdown => End_Process\n");
        v2gObject.appHandshake.supportedAppProtocolRes.ResponseCode = appHandresponseCodeType_Failed_NoNegotiation;
        errn = -1;
    }
    else if (sys->DC_EVSEStatus == EVSE_EmergencyShutdown)
    {
        DEBUG_INFO("EVSE_EmergencyShutdown => End_Process\n");
        v2gObject.appHandshake.supportedAppProtocolRes.ResponseCode = appHandresponseCodeType_Failed_NoNegotiation;
        errn = -1;
    }
    else
    {
        //null
    }

    //Check for Permission Changing from TRUE to FALSE
    /*+++ 20200808, vern, sync with Tesla CHAdeMO adaptor, 2 for start communication(not yet auth), 1 for star charging (authorized)  ---*/
    if (ShmInternalComm->ChargingPermission_pre >= 1 &&
        ShmInternalComm->ChargingPermission == FALSE)
    {
    	DEBUG_ERROR("[DIN][supportedAppProtocolRes]Permission OFF\n");
        v2gObject.appHandshake.supportedAppProtocolRes.ResponseCode = appHandresponseCodeType_Failed_NoNegotiation;
        //errn = -1;
    }

    #if (CP_PROTECTION_MECHANISM == ENABLE)
    {
        #if (SLAC_FIRST_RESPONSE_METHOD == SET_5_PWM_ONCE_GET_PERMISSION_IN_AUTHORIZATIONRES)
        {
            //Detect for CP State should be 9V with 5% PWM or 100%PWM (State B1, B2)
            if (sys->CpState != 2 && sys->CpState != 3)  //State B1, B2
            {
                v2gObject.appHandshake.supportedAppProtocolRes.ResponseCode = appHandresponseCodeType_Failed_NoNegotiation;
                CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
                Update_V2G_Status(Other_Fault);
                DEBUG_INFO("Emergency Stop by CP Error (%d, %.02f V)\n",
										sys->CpState,
										sys->CpVoltage);
            }
        }
        #else
        {
            //Detect for CP State should be 9V (State B)
            if (sys->CpState != 3)  //B2
            {
                v2gObject.appHandshake.supportedAppProtocolRes.ResponseCode = appHandresponseCodeType_Failed_NoNegotiation;
                CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
                Update_V2G_Status(Other_Fault);
                DEBUG_INFO("Emergency Stop by CP Error (%d, %.02f V)\n",
										sys->CpState,
										sys->CpVoltage);
            }
        }
        #endif
    }
    #endif


    //STEP 2: =========== Encode into EXI ===========
    if ((errn = API_V2GMSG_EXI_Encoder_AppProtocol(&v2gObject.appHandshake, &v2g_tx_stream)) !=0)
    {
        DEBUG_PRINTF_EVCOMM_DETAIL("[Error]API_V2GMSG_EXI_Encoder_AppProtocol\n");
        return errn;
    }

    //STEP 3: =========== Send Response Packet ===========
    int Rtn = 0;
	Rtn = send(AcceptFd, v2g_tx_stream.data, v2g_tx_stream.size, 0);
    //Rtn = send(6, v2g_tx_stream.data, v2g_tx_stream.size, 0);

    DEBUG_PRINTF_EVCOMM_DETAIL("Send V2GTP Packet Size = %d, Rtn = %d (Bytes, DEC)\n", v2g_tx_stream.size, Rtn);

    if (Rtn < 0)
    {
        return Rtn;
    }

    //STEP 4: =========== Save into Share Memory =========
	//[ To-Do] Adding a mechanism to choose DIN 70121 as our 1st priority. (for multiple protocols)

    //STEP 5: =========== Updating the Flow State Flag =========
    if (id < 0)
    {
        errn = -1;
    }

    //STEP 6: ===========  Reset Flags ============
    //Reset all EXI doc Req/Res _isUsed Flags after each Res Tx
    init_appHandEXIDocument(&v2gObject.appHandshake);

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_supportedAppProtocolReq(int AcceptFd)
{
    //[ To-Do] analysis on Req message and choose the prefered protocol
    //Default: DIN 70121 (find SchemaID)
    int errn = 0;

    DEBUG_INFO("Request in.\n");
    SHM_Save_din_supportedAppProtocolReq(ShmCcsData, &v2gObject.appHandshake, ShmSysConfigAndInfo);

    errn = Proc_supportedAppProtocolRes(AcceptFd);
    if (errn == 0)
    {
        DEBUG_INFO("Response out.\n");
    }
    else
    {
        DEBUG_ERROR("Proc_supportedAppProtocolRes(): %d (DEC)\n", errn);
    }
    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_din_SessionSetupRes(int AcceptFd)
{
    //int i = 0;
    int errn = 0;
    bitstream_t v2g_tx_stream;
    static struct ChargingInfoData *sys;
    sys = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    size_t pos = 0;
    v2g_tx_stream.pos = &pos;
    v2g_tx_stream.size = V2GTP_MSG_TX_BUFFER_SIZE;	//(64*1024)   //65,536 = 65.5KB
    v2g_tx_stream.data = v2gBuffer.tx;

    init_dinBodyType(&v2gObject.DIN.V2G_Message.Body);
    init_dinSessionSetupResType(&v2gObject.DIN.V2G_Message.Body.SessionSetupRes);


    // ====== [BODY (1/2) ResponseCode ======
    v2gObject.DIN.V2G_Message.Body.SessionSetupRes_isUsed = 1u;
    v2gObject.DIN.V2G_Message.Body.SessionSetupRes.ResponseCode = dinresponseCodeType_OK_NewSessionEstablished;


    //[HEADER] Assign Res SessionID
    v2gObject.DIN.V2G_Message.Header.SessionID.bytesLen = 8;
    memset(v2gObject.DIN.V2G_Message.Header.SessionID.bytes, 0, 8);
    memcpy(v2gObject.DIN.V2G_Message.Header.SessionID.bytes, EVCOMM_SYS_INFO.SessionID, 8);


    //Check for SequenceError
    if (EVCOMM_SYS_INFO.SequenceError == TRUE)
    {
        v2gObject.DIN.V2G_Message.Body.SessionSetupRes.ResponseCode = dinresponseCodeType_FAILED_SequenceError;
        DEBUG_ERROR("SequenceError => End_Process\n");
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_SequenceError (023758)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 5;
        ShmStatusCodeData->PresentStatusCode[0][5] = 8;
    }

    //#if PARAMETER_NORMAL_MODE == ENABLE
    //SHM_Read_din_V2GMSG_Header(&v2gObject.DIN, ShmCcsData);
    //#endif


    //Detect for CP State should be 9V (State B)
    if ((sys->CpState != 2) && (sys->CpState != 3))  //State B1, B2
    {
	#if CP_PROTECTION_MECHANISM == ENABLE
        v2gObject.DIN.V2G_Message.Body.SessionSetupRes.ResponseCode = dinresponseCodeType_FAILED;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        Update_V2G_Status(Other_Fault);
        errn = -1;

        DEBUG_INFO("Emergency Stop by CP Error (%d)\n", sys->CpState);
	#else
        DEBUG_INFO("Emergency Stop by CP Error (%d): ignored\n", sys->CpState);
	#endif
    }

    //Check for shutdown commands from EVSE(DC Main Board)
    if (sys->DC_EVSEStatus == EVSE_Shutdown ||
        sys->DC_EVSEStatus == EVSE_EmergencyShutdown)
    {
        v2gObject.DIN.V2G_Message.Body.SessionSetupRes.ResponseCode = dinresponseCodeType_FAILED;
        DEBUG_INFO("Stop by EVSE(%d:normal, %d:emergency): (%d)\n", EVSE_Shutdown, EVSE_EmergencyShutdown, sys->DC_EVSEStatus);
        errn = -1;
    }

    //Check for Permission Changing from TRUE to FALSE
    /*+++ 20200808, vern, sync with Tesla CHAdeMO adaptor, 2 for start communication(not yet auth), 1 for star charging (authorized)  ---*/
    if (ShmInternalComm->ChargingPermission_pre >= 1 &&
        ShmInternalComm->ChargingPermission == FALSE)
    {
    	DEBUG_ERROR("[DIN]Permission OFF");
        v2gObject.DIN.V2G_Message.Body.SessionSetupRes.ResponseCode = dinresponseCodeType_FAILED;
        errn = -1;
    }

    // ====== [BODY (2/3) EVSEID ======
    //EVSEID = all zero
    memset(v2gObject.DIN.V2G_Message.Body.SessionSetupRes.EVSEID.bytes, 0, sizeof(v2gObject.DIN.V2G_Message.Body.SessionSetupRes.EVSEID.bytes));
    //vern, should be encode  by SN
    v2gObject.DIN.V2G_Message.Body.SessionSetupRes.EVSEID.bytesLen = 1;  //max: DIN = 32, ISO1/ISO2 = 37 bytes

    // ====== [BODY (3/3) DateTimeNow ======
    v2gObject.DIN.V2G_Message.Body.SessionSetupRes.DateTimeNow_isUsed = 1u;
    v2gObject.DIN.V2G_Message.Body.SessionSetupRes.DateTimeNow = (int64_t)time(NULL);   //[Joseph] Format: Unix Time Stamp

    #if PARAMETER_NORMAL_MODE == ENABLE
    ///////////SHM_Read_din_SessionSetupRes(&v2gObject.DIN, ShmCcsData);
    #endif

    // ============ Encode and Send Response Message ===========
    if (send_encoded_din_V2GTP_Stream(AcceptFd, &v2g_tx_stream, &v2gObject.DIN) != 0)
    {
    	DEBUG_ERROR("Tx encoded msg error\n");
        errn = -1;
    }

    return errn;

}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso1_SessionSetupRes(int AcceptFd)
{
    //int i = 0;
    int errn = 0;
    bitstream_t v2g_tx_stream;
    static struct ChargingInfoData *sys;
    sys = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    size_t pos = 0;
    v2g_tx_stream.pos = &pos;
    v2g_tx_stream.size = V2GTP_MSG_TX_BUFFER_SIZE;	//(64*1024)   //65,536 = 65.5KB
    v2g_tx_stream.data = v2gBuffer.tx;

    init_iso1BodyType(&v2gObject.ISO1.V2G_Message.Body);
    init_iso1SessionSetupResType(&v2gObject.ISO1.V2G_Message.Body.SessionSetupRes);

    // ====== [BODY (1/2) ResponseCode ======
    v2gObject.ISO1.V2G_Message.Body.SessionSetupRes_isUsed = 1u;
    v2gObject.ISO1.V2G_Message.Body.SessionSetupRes.ResponseCode = iso1responseCodeType_OK_NewSessionEstablished;


    //[HEADER] Assign Res SessionID
    v2gObject.ISO1.V2G_Message.Header.SessionID.bytesLen = 8;
    memset(v2gObject.ISO1.V2G_Message.Header.SessionID.bytes, 0, 8);
    memcpy(v2gObject.ISO1.V2G_Message.Header.SessionID.bytes, EVCOMM_SYS_INFO.SessionID, 8);

    //Check for SequenceError
    if (EVCOMM_SYS_INFO.SequenceError == TRUE)
    {
        v2gObject.ISO1.V2G_Message.Body.SessionSetupRes.ResponseCode = iso1responseCodeType_FAILED_SequenceError; //5
        DEBUG_ERROR("SequenceError => End_Process\n");
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_SequenceError (023758)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 5;
        ShmStatusCodeData->PresentStatusCode[0][5] = 8;
    }

    //#if PARAMETER_NORMAL_MODE == ENABLE
    //SHM_Read_iso1_V2GMSG_Header(&v2gObject.ISO1, ShmCcsData);
    //#endif

    //Detect for CP State should be 9V (State B)
    if ((sys->CpState != 2) && (sys->CpState != 3))  //State B1, B2
    {
	#if CP_PROTECTION_MECHANISM == ENABLE
        v2gObject.ISO1.V2G_Message.Body.SessionSetupRes.ResponseCode = iso1responseCodeType_FAILED;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        Update_V2G_Status(Other_Fault);
        errn = -1;

        DEBUG_INFO("Emergency Stop by CP Error (%d)\n", sys->CpState);
	#else
        DEBUG_INFO("Emergency Stop by CP Error (%d): ignored\n", sys->CpState);
	#endif
    }

    //Check for shutdown commands from EVSE(DC Main Board)
    if (sys->DC_EVSEStatus == EVSE_Shutdown ||
        sys->DC_EVSEStatus == EVSE_EmergencyShutdown)
    {
        v2gObject.ISO1.V2G_Message.Body.SessionSetupRes.ResponseCode = iso1responseCodeType_FAILED;
        DEBUG_INFO("Stop by EVSE(%d:normal, %d:emergency): (%d)\n",
								EVSE_Shutdown,
								EVSE_EmergencyShutdown,
								sys->DC_EVSEStatus);
        errn = -1;
    }

    //Check for Permission Changing from TRUE to FALSE
    if (ShmInternalComm->ChargingPermission_pre == TRUE &&
        ShmInternalComm->ChargingPermission == FALSE)
    {
    	DEBUG_ERROR("Permission OFF\n");
        v2gObject.DIN.V2G_Message.Body.SessionSetupRes.ResponseCode = iso1responseCodeType_FAILED;
        errn = -1;
    }

    // ====== [BODY (2/3) EVSEID ======
    //EVSEID = all zero
    memset(v2gObject.ISO1.V2G_Message.Body.SessionSetupRes.EVSEID.characters, 0, sizeof(v2gObject.ISO1.V2G_Message.Body.SessionSetupRes.EVSEID.characters));
    /*+++ 20200808, vern, set default EVSEID +++*/
    //vern, should be encoded  by SN
    v2gObject.ISO1.V2G_Message.Body.SessionSetupRes.EVSEID.characters[0]='Z';
    v2gObject.ISO1.V2G_Message.Body.SessionSetupRes.EVSEID.characters[1]='Z';
    v2gObject.ISO1.V2G_Message.Body.SessionSetupRes.EVSEID.characters[2]='0';
    v2gObject.ISO1.V2G_Message.Body.SessionSetupRes.EVSEID.characters[3]='0';
    v2gObject.ISO1.V2G_Message.Body.SessionSetupRes.EVSEID.characters[4]='0';
    v2gObject.ISO1.V2G_Message.Body.SessionSetupRes.EVSEID.characters[5]='0';
    v2gObject.ISO1.V2G_Message.Body.SessionSetupRes.EVSEID.characters[6]='0';
    v2gObject.ISO1.V2G_Message.Body.SessionSetupRes.EVSEID.charactersLen = 7;  //max: DIN = 32, ISO1/ISO2 = 37 bytes
    /*--- 20200808, vern, set default EVSEID ---*/

    // ====== [BODY (3/3) DateTimeNow ======
    v2gObject.ISO1.V2G_Message.Body.SessionSetupRes.EVSETimeStamp_isUsed = 1u;
    v2gObject.ISO1.V2G_Message.Body.SessionSetupRes.EVSETimeStamp = (int64_t)time(NULL);   //[Joseph] Format: Unix Time Stamp

    #if PARAMETER_NORMAL_MODE == ENABLE
    ///////////SHM_Read_iso1_SessionSetupRes(&v2gObject.ISO1, ShmCcsData);
    #endif


    // ============ Encode and Send Response Message ===========
    if (send_encoded_iso1_V2GTP_Stream(AcceptFd, &v2g_tx_stream, &v2gObject.ISO1) != 0)
    {
    	DEBUG_ERROR("Tx encoded msg error\n");
        errn = -1;
    }

    return errn;

}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso2_SessionSetupRes(int AcceptFd)
{
    //int i = 0;
    int errn = 0;
    bitstream_t v2g_tx_stream;
    static struct ChargingInfoData *sys;
    sys = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    size_t pos = 0;
    v2g_tx_stream.pos = &pos;
    v2g_tx_stream.size = V2GTP_MSG_TX_BUFFER_SIZE;	//(64*1024)   //65,536 = 65.5KB
    v2g_tx_stream.data = v2gBuffer.tx;

    init_iso2BodyType(&v2gObject.ISO2.V2G_Message.Body);
    init_iso2SessionSetupResType(&v2gObject.ISO2.V2G_Message.Body.SessionSetupRes);

    // ====== [BODY (1/2) ResponseCode ======
    v2gObject.ISO2.V2G_Message.Body.SessionSetupRes_isUsed = 1u;
    v2gObject.ISO2.V2G_Message.Body.SessionSetupRes.ResponseCode = iso2responseCodeType_OK_NewSessionEstablished;


    //[HEADER] Assign Res SessionID
    v2gObject.ISO2.V2G_Message.Header.SessionID.bytesLen = 8;
    memset(v2gObject.ISO2.V2G_Message.Header.SessionID.bytes, 0, 8);
    memcpy(v2gObject.ISO2.V2G_Message.Header.SessionID.bytes, EVCOMM_SYS_INFO.SessionID, 8);

    //Check for SequenceError
    if (EVCOMM_SYS_INFO.SequenceError == TRUE)
    {
        v2gObject.ISO1.V2G_Message.Body.SessionSetupRes.ResponseCode = iso1responseCodeType_FAILED_SequenceError; //5
        DEBUG_ERROR("SequenceError => End_Process\n");
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_SequenceError (023758)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 5;
        ShmStatusCodeData->PresentStatusCode[0][5] = 8;
    }

    //#if PARAMETER_NORMAL_MODE == ENABLE
    //SHM_Read_iso2_V2GMSG_Header(&v2gObject.ISO2, ShmCcsData);
    //#endif

    //Detect for CP State should be 9V (State B)
    if ((sys->CpState != 2) && (sys->CpState != 3))  //State B1, B2
    {
	#if CP_PROTECTION_MECHANISM == ENABLE
        v2gObject.ISO2.V2G_Message.Body.SessionSetupRes.ResponseCode = iso2responseCodeType_FAILED;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        Update_V2G_Status(Other_Fault);
        errn = -1;

        DEBUG_INFO("Emergency Stop by CP Error (%d)\n", sys->CpState);
	#else
        DEBUG_INFO("Emergency Stop by CP Error (%d): ignored\n", sys->CpState);
	#endif
    }

    //Check for shutdown commands from EVSE(DC Main Board)
    if (sys->DC_EVSEStatus == EVSE_Shutdown ||
        sys->DC_EVSEStatus == EVSE_EmergencyShutdown)
    {
        v2gObject.ISO2.V2G_Message.Body.SessionSetupRes.ResponseCode = iso2responseCodeType_FAILED;
        DEBUG_INFO("Stop by EVSE(%d:normal, %d:emergency): (%d)\n",
								EVSE_Shutdown,
								EVSE_EmergencyShutdown,
								sys->DC_EVSEStatus);
        errn = -1;
    }

    //Check for Permission Changing from TRUE to FALSE
    /*+++ 20200808, vern, sync with Tesla CHAdeMO adaptor, 2 for start communication(not yet auth), 1 for star charging (authorized)  ---*/
    if (ShmInternalComm->ChargingPermission_pre >= 1 &&
        ShmInternalComm->ChargingPermission == FALSE)
    {
    	DEBUG_ERROR("Permission OFF\n");
        v2gObject.DIN.V2G_Message.Body.SessionSetupRes.ResponseCode = iso2responseCodeType_FAILED;
        errn = -1;
    }

    // ====== [BODY (2/3) EVSEID ======
    //EVSEID = all zero
    memset(v2gObject.ISO2.V2G_Message.Body.SessionSetupRes.EVSEID.characters, 0, sizeof(v2gObject.ISO2.V2G_Message.Body.SessionSetupRes.EVSEID.characters));
    v2gObject.ISO2.V2G_Message.Body.SessionSetupRes.EVSEID.charactersLen = 15;  //max: DIN = 32, ISO1/ISO2 = 37 bytes

    // ====== [BODY (3/3) DateTimeNow ======
    v2gObject.ISO2.V2G_Message.Body.SessionSetupRes.EVSETimeStamp_isUsed = 1u;
    v2gObject.ISO2.V2G_Message.Body.SessionSetupRes.EVSETimeStamp = (int64_t)time(NULL);   //[Joseph] Format: Unix Time Stamp

    #if PARAMETER_NORMAL_MODE == ENABLE
    ///////////SHM_Read_iso2_SessionSetupRes(&v2gObject.ISO2, ShmCcsData);
    #endif


    // ============ Encode and Send Response Message ===========
    if (send_encoded_iso2_V2GTP_Stream(AcceptFd, &v2g_tx_stream, &v2gObject.ISO2) != 0)
    {
    	DEBUG_ERROR("Tx encoded msg error\n");
        errn = -1;
    }

    return errn;

}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_din_SessionSetupReq(int AcceptFd)
{
    int errn = 0;

    DEBUG_INFO("Request in.\n");

    //Print the decoded XML Document
    PRINT_XML_DOC_DIN_SessionSetupReq(&v2gObject.DIN);

    //Save into Share Memory
    SHM_Save_din_SessionSetupReq(ShmCcsData, &v2gObject.DIN, ShmSysConfigAndInfo);

    errn = Proc_din_SessionSetupRes(AcceptFd);
    if (errn == 0)
    {
    	//successfully send response.
        DEBUG_INFO("Response out.\n");
    }
    else
    {
    	DEBUG_ERROR("Proc_din_SessionSetupRes(): %d (DEC)\n", errn);
    }

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso1_SessionSetupReq(int AcceptFd)
{
    int errn = 0;
    DEBUG_INFO("Request in.\n");

    //Print the decoded XML Document
    PRINT_XML_DOC_ISO1_SessionSetupReq(&v2gObject.ISO1);

    //Save into Share Memory
    SHM_Save_iso1_SessionSetupReq(ShmCcsData, &v2gObject.ISO1, ShmSysConfigAndInfo);

    errn = Proc_iso1_SessionSetupRes(AcceptFd);
    if (errn == 0)
    {
        //successfully send response.
        DEBUG_INFO("Response out.\n");
    }
    else
    {
    	DEBUG_ERROR("Proc_iso1_SessionSetupRes(): %d (DEC)\n", errn);
    }
    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso2_SessionSetupReq(int AcceptFd)
{
    int errn = 0;
    DEBUG_INFO("Request in.\n");

    //Print the decoded XML Document
    PRINT_XML_DOC_ISO2_SessionSetupReq(&v2gObject.ISO2);

    //Save into Share Memory
    SHM_Save_iso2_SessionSetupReq(ShmCcsData, &v2gObject.ISO2, ShmSysConfigAndInfo);

    errn = Proc_iso2_SessionSetupRes(AcceptFd);
    if (errn == 0)
    {
        //successfully send response.
        DEBUG_INFO("Response out.\n");
    }
    else
    {
    	DEBUG_ERROR("Proc_iso2_SessionSetupRes(): %d (DEC)\n", errn);
    }
    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_din_ServiceDiscoveryRes(int AcceptFd)
{
    //[ To-Do] Check SessionID of ServiceDiscoveryReq,
    //if it is not the same, the packet should be ignored.
    //int i = 0;
    int errn = 0;
    bitstream_t v2g_tx_stream;
    struct ChargingInfoData *sys;
    //struct ServiceDiscoveryRequest_DIN70121 *req;
    struct ServiceDiscoveryResponse_DIN70121 *res;


    size_t pos = 0;
    v2g_tx_stream.pos = &pos;
    v2g_tx_stream.size = V2GTP_MSG_TX_BUFFER_SIZE;	//(64*1024)   //65,536 = 65.5KB
    v2g_tx_stream.data = v2gBuffer.tx;
    sys = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];
    //req = &ShmCcsData->V2GMessage_DIN70121.ServiceDiscoveryRequest;
    res = &ShmCcsData->V2GMessage_DIN70121.ServiceDiscoveryResponse;


    init_dinBodyType(&v2gObject.DIN.V2G_Message.Body);
    init_dinServiceDiscoveryResType(&v2gObject.DIN.V2G_Message.Body.ServiceDiscoveryRes);

    //[1/4] Response Code
    v2gObject.DIN.V2G_Message.Body.ServiceDiscoveryRes_isUsed = 1u;
    v2gObject.DIN.V2G_Message.Body.ServiceDiscoveryRes.ResponseCode = dinresponseCodeType_OK;

    //[HEADER] Check Req SessionID
    if (Check_din_V2G_Rx_MSG_SessionID(&v2gObject.DIN) < 0)
    {
        v2gObject.DIN.V2G_Message.Body.ServiceDiscoveryRes.ResponseCode = dinresponseCodeType_FAILED_UnknownSession; //6
        DEBUG_ERROR("unmatched SessionID => End_Process\n");
        errn = -1;
    }

    //Check for SequenceError
    if (EVCOMM_SYS_INFO.SequenceError == TRUE)
    {
        v2gObject.DIN.V2G_Message.Body.ServiceDiscoveryRes.ResponseCode = dinresponseCodeType_FAILED_SequenceError; //5
        DEBUG_ERROR("SequenceError => End_Process\n");
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_SequenceError (023758)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 5;
        ShmStatusCodeData->PresentStatusCode[0][5] = 8;
    }


    //Detect for CP State should be 9V (State B)
    if ((sys->CpState != 2) && (sys->CpState != 3))  //State B1, B2
    {
	#if CP_PROTECTION_MECHANISM == ENABLE
        v2gObject.DIN.V2G_Message.Body.ServiceDiscoveryRes.ResponseCode =  dinresponseCodeType_FAILED;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        Update_V2G_Status(Other_Fault);
	    errn = -1;
	    DEBUG_INFO("Emergency Stop by CP Error (%d)\n", sys->CpState);
	#else
	    DEBUG_INFO("Emergency Stop by CP Error (%d): ignored\n", sys->CpState);
	#endif
    }

    if (sys->DC_EVSEStatus == EVSE_Shutdown ||
        sys->DC_EVSEStatus == EVSE_EmergencyShutdown)
    {
        v2gObject.DIN.V2G_Message.Body.ServiceDiscoveryRes.ResponseCode = dinresponseCodeType_FAILED;
        DEBUG_INFO("shutdown by EVSE\n");
        errn = -1;
    }

    //Check for Permission Changing from TRUE to FALSE
    /*+++ 20200808, vern, sync with Tesla CHAdeMO adaptor, 2 for start communication(not yet auth), 1 for star charging (authorized)  ---*/
    if (ShmInternalComm->ChargingPermission_pre >= 1 &&
        ShmInternalComm->ChargingPermission == FALSE)
    {
    	DEBUG_ERROR("[DIN]Permission OFF\n");
        v2gObject.DIN.V2G_Message.Body.ServiceDiscoveryRes.ResponseCode = dinresponseCodeType_FAILED;
        errn = -1;
    }

    //[2/4] PaymentOptions
    v2gObject.DIN.V2G_Message.Body.ServiceDiscoveryRes.PaymentOptions.PaymentOption.arrayLen = 1u;
    v2gObject.DIN.V2G_Message.Body.ServiceDiscoveryRes.PaymentOptions.PaymentOption.array[0] = dinpaymentOptionType_ExternalPayment; //1

    //[3/4] Charge Service
    res->ChargeService_DIN70121.Services.ServiceTag.ServiceID = 1;
    v2gObject.DIN.V2G_Message.Body.ServiceDiscoveryRes.ChargeService.ServiceTag.ServiceID = (unsigned short) res->ChargeService_DIN70121.Services.ServiceTag.ServiceID;
    v2gObject.DIN.V2G_Message.Body.ServiceDiscoveryRes.ChargeService.ServiceTag.ServiceCategory = dinserviceCategoryType_EVCharging;
    v2gObject.DIN.V2G_Message.Body.ServiceDiscoveryRes.ChargeService.FreeService = 1; //[Joseph] for test
    v2gObject.DIN.V2G_Message.Body.ServiceDiscoveryRes.ChargeService.EnergyTransferType = dinEVSESupportedEnergyTransferType_DC_extended;

    //[4/4] Service List (null, not be uesed for now.)
    //#if PARAMETER_NORMAL_MODE == ENABLE
    ///////////////SHM_Read_din_ServiceDiscoveryRes(&v2gObject.DIN, ShmCcsData);
    //#endif

    // ============ Encode and Send Response Message ===========
    if (send_encoded_din_V2GTP_Stream(AcceptFd, &v2g_tx_stream, &v2gObject.DIN) != 0)
    {
    	DEBUG_ERROR("Tx encoded msg error\n");
        errn = -1;
    }

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso1_ServiceDiscoveryRes(int AcceptFd)
{
    //[ To-Do] Check SessionID of ServiceDiscoveryReq,
    //if it is not the same, the packet should be ignored.
    //int i = 0;
    int errn = 0;
    bitstream_t v2g_tx_stream;
    struct ChargingInfoData *sys;
    //struct ServiceDiscoveryRequest_ISO15118_2014 *req;
    struct ServiceDiscoveryResponse_ISO15118_2014 *res;

    size_t pos = 0;
    v2g_tx_stream.pos = &pos;
    v2g_tx_stream.size = V2GTP_MSG_TX_BUFFER_SIZE;	//(64*1024)   //65,536 = 65.5KB
    v2g_tx_stream.data = v2gBuffer.tx;
    sys = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];
    //req = &ShmCcsData->V2GMessage_ISO15118_2014.ServiceDiscoveryRequest;
    res = &ShmCcsData->V2GMessage_ISO15118_2014.ServiceDiscoveryResponse;

    init_iso1BodyType(&v2gObject.ISO1.V2G_Message.Body);
    init_iso1ServiceDiscoveryResType(&v2gObject.ISO1.V2G_Message.Body.ServiceDiscoveryRes);

    //[1/4] Response Code
    v2gObject.ISO1.V2G_Message.Body.ServiceDiscoveryRes_isUsed = 1u;
    v2gObject.ISO1.V2G_Message.Body.ServiceDiscoveryRes.ResponseCode = iso1responseCodeType_OK;


    //[HEADER] Check Req SessionID
    if (Check_iso1_V2G_Rx_MSG_SessionID(&v2gObject.ISO1) < 0)
    {
        v2gObject.ISO1.V2G_Message.Body.ServiceDiscoveryRes.ResponseCode = iso1responseCodeType_FAILED_UnknownSession; //6
        DEBUG_ERROR("unmatched SessionID => End_Process\n");
        errn = -1;
    }

    //Check for SequenceError
    if (EVCOMM_SYS_INFO.SequenceError == TRUE)
    {
        v2gObject.ISO1.V2G_Message.Body.ServiceDiscoveryRes.ResponseCode = iso1responseCodeType_FAILED_SequenceError; //5
        DEBUG_ERROR("SequenceError => End_Process\n");
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_SequenceError (023758)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 5;
        ShmStatusCodeData->PresentStatusCode[0][5] = 8;
    }


    //Detect for CP State should be 9V (State B)
    if ((sys->CpState != 2) && (sys->CpState != 3))  //State B1, B2
    {
	#if CP_PROTECTION_MECHANISM == ENABLE
        v2gObject.ISO1.V2G_Message.Body.ServiceDiscoveryRes.ResponseCode = iso1responseCodeType_FAILED;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        Update_V2G_Status(Other_Fault);
        errn = -1;
        DEBUG_INFO("Emergency Stop by CP Error (%d)\n", sys->CpState);
	#else
        DEBUG_INFO("Emergency Stop by CP Error (%d): ignored", sys->CpState);
	#endif
    }

    if (sys->DC_EVSEStatus == EVSE_Shutdown ||
        sys->DC_EVSEStatus == EVSE_EmergencyShutdown)
    {
        v2gObject.ISO1.V2G_Message.Body.ServiceDiscoveryRes.ResponseCode = iso1responseCodeType_FAILED;
        DEBUG_INFO("shutdown by EVSE\n");
        errn = -1;
    }

    //Check for Permission Changing from TRUE to FALSE
    /*+++ 20200808, vern, sync with Tesla CHAdeMO adaptor, 2 for start communication(not yet auth), 1 for star charging (authorized)  ---*/
    if (ShmInternalComm->ChargingPermission_pre >= 1 &&
        ShmInternalComm->ChargingPermission == FALSE)
    {
    	DEBUG_ERROR("Permission OFF\n");
        v2gObject.DIN.V2G_Message.Body.ServiceDiscoveryRes.ResponseCode = iso1responseCodeType_FAILED;
        errn = -1;
    }

    //[2/4] PaymentOptionList
    v2gObject.ISO1.V2G_Message.Body.ServiceDiscoveryRes.PaymentOptionList.PaymentOption.arrayLen = 1u;
    v2gObject.ISO1.V2G_Message.Body.ServiceDiscoveryRes.PaymentOptionList.PaymentOption.array[0] = iso1paymentOptionType_ExternalPayment; //1

    //[3/4] Charge Service
    res->ChargeService.Services.ServiceID = 1;
    v2gObject.ISO1.V2G_Message.Body.ServiceDiscoveryRes.ChargeService.ServiceID = (unsigned short) res->ChargeService.Services.ServiceID;
    //v2gObject.ISO1.V2G_Message.Body.ServiceDiscoveryRes.ChargeService.ServiceName_isUsed = 1;   //new in ISO1, not be used, yet.
    //v2gObject.ISO1.V2G_Message.Body.ServiceDiscoveryRes.ChargeService.ServiceName.charactersLen = xxx;
    //v2gObject.ISO1.V2G_Message.Body.ServiceDiscoveryRes.ChargeService.ServiceName.characters[i] = xxx;
    v2gObject.ISO1.V2G_Message.Body.ServiceDiscoveryRes.ChargeService.ServiceCategory = iso1serviceCategoryType_EVCharging;
    v2gObject.ISO1.V2G_Message.Body.ServiceDiscoveryRes.ChargeService.FreeService = 1; //[Joseph] for test
    v2gObject.ISO1.V2G_Message.Body.ServiceDiscoveryRes.ChargeService.SupportedEnergyTransferMode.EnergyTransferMode.arrayLen = 1u;    // max = 6

    switch (ShmCcsData->EnergyTransferMode)
    {
        case DC_extended:
        {
            v2gObject.ISO1.V2G_Message.Body.ServiceDiscoveryRes.ChargeService.SupportedEnergyTransferMode.EnergyTransferMode.array[0] = iso1EnergyTransferModeType_DC_extended;
            break;
        }

        case AC_single_phase_core:
        {
            v2gObject.ISO1.V2G_Message.Body.ServiceDiscoveryRes.ChargeService.SupportedEnergyTransferMode.EnergyTransferMode.array[0] = iso1EnergyTransferModeType_AC_single_phase_core;
            break;
        }

        case AC_three_phase_core:
        {
            v2gObject.ISO1.V2G_Message.Body.ServiceDiscoveryRes.ChargeService.SupportedEnergyTransferMode.EnergyTransferMode.array[0] = iso1EnergyTransferModeType_AC_three_phase_core;
            break;
        }

        default:
        {
        	DEBUG_WARN("unexpected EnergyTransferMode(%d)\n", ShmCcsData->EnergyTransferMode);
            break;
        }
    }


    //[4/4] Service List (null, not be uesed for now.)
    //#if PARAMETER_NORMAL_MODE == ENABLE
    ///////////////SHM_Read_iso1_ServiceDiscoveryRes(&v2gObject.ISO1, ShmCcsData);
    //#endif


    // ============ Encode and Send Response Message ===========
    if (send_encoded_iso1_V2GTP_Stream(AcceptFd, &v2g_tx_stream, &v2gObject.ISO1) != 0)
    {
    	DEBUG_ERROR("Tx encoded msg error\n");
        errn = -1;
    }

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_din_ServiceDiscoveryReq(int AcceptFd)
{
    int errn = 0;
    DEBUG_INFO("Request in.\n");

    //Print the decoded XML Document
    PRINT_XML_DOC_DIN_ServiceDiscoveryReq(&v2gObject.DIN);

    //Save into Share Memory
    SHM_Save_din_ServiceDiscoveryReq(ShmCcsData, &v2gObject.DIN, ShmSysConfigAndInfo);

    errn = Proc_din_ServiceDiscoveryRes(AcceptFd);
    if (errn == 0)
    {
        //send response successfully.
        DEBUG_INFO("Response out.\n");
    }
    else
    {
    	DEBUG_ERROR("Proc_din_ServiceDiscoveryRes(): %d (DEC)\n", errn);
    }
    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso1_ServiceDiscoveryReq(int AcceptFd)
{
    int errn = 0;
    DEBUG_INFO("Request in.\n");

    //Print the decoded XML Document
    PRINT_XML_DOC_ISO1_ServiceDiscoveryReq(&v2gObject.ISO1);

    //Save into Share Memory
    SHM_Save_iso1_ServiceDiscoveryReq(ShmCcsData, &v2gObject.ISO1, ShmSysConfigAndInfo);

    errn = Proc_iso1_ServiceDiscoveryRes(AcceptFd);
    if (errn == 0)
    {
        //send response successfully.
        DEBUG_INFO("Response out.\n");
    }
    else
    {
    	DEBUG_ERROR("Proc_iso1_ServiceDiscoveryRes(): %d (DEC)\n", errn);
    }
    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_din_ServiceAndPaymentSelectionRes(int AcceptFd)
{
    //[ To-Do] Check SessionID of ServiceDiscoveryReq,
    //if it is not the same, the packet should be ignored.
    //int i = 0;
    int errn = 0;
    bitstream_t v2g_tx_stream;
    struct ServiceAndPaymentSelectionRequest_DIN70121 *req;
    //struct ServiceAndPaymentSelectionResponse_DIN70121 *res;
    struct ServiceDiscoveryResponse_DIN70121 *sd_res;
    struct ChargingInfoData *sys;


    size_t pos = 0;
    v2g_tx_stream.pos = &pos;
    v2g_tx_stream.size = V2GTP_MSG_TX_BUFFER_SIZE;	//(64*1024)   //65,536 = 65.5KB
    v2g_tx_stream.data = v2gBuffer.tx;
    req = &ShmCcsData->V2GMessage_DIN70121.ServiceAndPaymentSelectionRequest;
    //res = &ShmCcsData->V2GMessage_DIN70121.ServiceAndPaymentSelectionResponse;
    sd_res = &ShmCcsData->V2GMessage_DIN70121.ServiceDiscoveryResponse;
    sys = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];


    init_dinBodyType(&v2gObject.DIN.V2G_Message.Body);
    init_dinServicePaymentSelectionResType(&v2gObject.DIN.V2G_Message.Body.ServicePaymentSelectionRes);

    //[1/1] Response Code
    v2gObject.DIN.V2G_Message.Body.ServicePaymentSelectionRes_isUsed = 1u;
    v2gObject.DIN.V2G_Message.Body.ServicePaymentSelectionRes.ResponseCode = dinresponseCodeType_OK;


    //[HEADER] Check Req SessionID
    if (Check_din_V2G_Rx_MSG_SessionID(&v2gObject.DIN) < 0)
    {
        v2gObject.DIN.V2G_Message.Body.ServicePaymentSelectionRes.ResponseCode = dinresponseCodeType_FAILED_UnknownSession; //6
        DEBUG_ERROR("unmatched SessionID => End_Process\n");
        errn = -1;
    }

    //Check for SequenceError
    if (EVCOMM_SYS_INFO.SequenceError == TRUE)
    {
        v2gObject.DIN.V2G_Message.Body.ServicePaymentSelectionRes.ResponseCode = dinresponseCodeType_FAILED_SequenceError; //5
        DEBUG_ERROR("SequenceError => End_Process\n");
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_SequenceError (023758)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 5;
        ShmStatusCodeData->PresentStatusCode[0][5] = 8;
    }

    //Check for SelectedPaymentOption (TC_SECC_VTB_ServicePaymentSelection_007)
    if (req->SelectedPaymentOption != ExternalPayment)  //1
    {
        v2gObject.DIN.V2G_Message.Body.ServicePaymentSelectionRes.ResponseCode = dinresponseCodeType_FAILED_PaymentSelectionInvalid;
        DEBUG_ERROR("unexpected SelectedPaymentOption(%d) => End_Process (EIM only, no PnC, yet.)\n", req->SelectedPaymentOption);
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_Payment SelectionInvalid (023762)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 6;
        ShmStatusCodeData->PresentStatusCode[0][5] = 2;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
    }

    //Check for ServiceID (TC_SECC_VTB_ServicePaymentSelection_004)
    if (req->SelectedServiceList.SelectedService[0].ServiceID != sd_res->ChargeService_DIN70121.Services.ServiceTag.ServiceID)
    {
        v2gObject.DIN.V2G_Message.Body.ServicePaymentSelectionRes.ResponseCode = dinresponseCodeType_FAILED_ServiceSelectionInvalid;  //8
        DEBUG_ERROR("Wrong selected ServiceID(%d) => End_Process\n", req->SelectedServiceList.SelectedService[0].ServiceID);
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_ServiceSelectionInvalid (023764)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 6;
        ShmStatusCodeData->PresentStatusCode[0][5] = 4;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
    }


    //Detect for CP State should be 9V (State B)
    if ((sys->CpState != 2) && (sys->CpState != 3))  //State B1, B2
    {
	#if CP_PROTECTION_MECHANISM == ENABLE
        v2gObject.DIN.V2G_Message.Body.ServicePaymentSelectionRes.ResponseCode = dinresponseCodeType_FAILED;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        Update_V2G_Status(Other_Fault);
        errn = -1;
        DEBUG_INFO("Emergency Stop by CP Error (%d)\n", sys->CpState);
	#else
        DEBUG_INFO("Emergency Stop by CP Error (%d): ignored due to function is disabled\n", sys->CpState);
	#endif
    }

    if (sys->DC_EVSEStatus == EVSE_Shutdown ||
        sys->DC_EVSEStatus == EVSE_EmergencyShutdown)
    {
        DEBUG_INFO("shutdown by EVSE\n");
        v2gObject.DIN.V2G_Message.Body.ServicePaymentSelectionRes.ResponseCode = dinresponseCodeType_FAILED;
        errn = -1;
    }

    //Check for Permission Changing from TRUE to FALSE
    /*+++ 20200808, vern, sync with Tesla CHAdeMO adaptor, 2 for start communication(not yet auth), 1 for star charging (authorized)  ---*/
    if (ShmInternalComm->ChargingPermission_pre >= 1 &&
        ShmInternalComm->ChargingPermission == FALSE)
    {
    	DEBUG_ERROR("Permission OFF\n");
        v2gObject.DIN.V2G_Message.Body.ServicePaymentSelectionRes.ResponseCode = dinresponseCodeType_FAILED;
        errn = -1;
    }

    // ============ Encode and Send Response Message ===========
    if (send_encoded_din_V2GTP_Stream(AcceptFd, &v2g_tx_stream, &v2gObject.DIN) != 0)
    {
    	DEBUG_ERROR("Tx encoded msg error\n");
        errn = -1;
    }

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso1_ServiceAndPaymentSelectionRes(int AcceptFd)
{
    //[ To-Do] Check SessionID of ServiceDiscoveryReq,
    //if it is not the same, the packet should be ignored.
    //int i = 0;
    int errn = 0;
    bitstream_t v2g_tx_stream;
    struct ServiceAndPaymentSelectionRequest_ISO15118_2014 *req;
    //struct ServiceAndPaymentSelectionResponse_ISO15118_2014 *res;
    struct ServiceDiscoveryResponse_ISO15118_2014 *sd_res;
    static struct ChargingInfoData *sys;

    size_t pos = 0;
    v2g_tx_stream.pos = &pos;
    v2g_tx_stream.size = V2GTP_MSG_TX_BUFFER_SIZE;	//(64*1024)   //65,536 = 65.5KB
    v2g_tx_stream.data = v2gBuffer.tx;
    req = &ShmCcsData->V2GMessage_ISO15118_2014.ServiceAndPaymentSelectionRequest;
    //res = &ShmCcsData->V2GMessage_ISO15118_2014.ServiceAndPaymentSelectionResponse;
    sd_res = &ShmCcsData->V2GMessage_ISO15118_2014.ServiceDiscoveryResponse;
    sys = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    init_iso1BodyType(&v2gObject.ISO1.V2G_Message.Body);
    init_iso1PaymentServiceSelectionResType(&v2gObject.ISO1.V2G_Message.Body.PaymentServiceSelectionRes);

    //[1/1] Response Code
    v2gObject.ISO1.V2G_Message.Body.PaymentServiceSelectionRes_isUsed = 1u;
    v2gObject.ISO1.V2G_Message.Body.PaymentServiceSelectionRes.ResponseCode = iso1responseCodeType_OK;


    //[HEADER] Check Req SessionID
    if (Check_iso1_V2G_Rx_MSG_SessionID(&v2gObject.ISO1) < 0)
    {
        v2gObject.ISO1.V2G_Message.Body.PaymentServiceSelectionRes.ResponseCode = iso1responseCodeType_FAILED_UnknownSession; //6
        DEBUG_ERROR("unmatched SessionID => End_Process\n");
        errn = -1;
    }

    //Check for SequenceError
    if (EVCOMM_SYS_INFO.SequenceError == TRUE)
    {
        v2gObject.ISO1.V2G_Message.Body.PaymentServiceSelectionRes.ResponseCode = iso1responseCodeType_FAILED_SequenceError; //5
        DEBUG_ERROR("SequenceError => End_Process\n");
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_SequenceError (023758)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 5;
        ShmStatusCodeData->PresentStatusCode[0][5] = 8;
    }

    //Check for SelectedPaymentOption (TC_SECC_VTB_ServicePaymentSelection_007)
    if (req->SelectedPaymentOption != ExternalPayment)  //1
    {
        v2gObject.ISO1.V2G_Message.Body.PaymentServiceSelectionRes.ResponseCode = iso1responseCodeType_FAILED_PaymentSelectionInvalid;
        DEBUG_ERROR("unexpected SelectedPaymentOption(%d) => End_Process (EIM only, no PnC, yet.)\n", req->SelectedPaymentOption);
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_Payment SelectionInvalid (023762)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 6;
        ShmStatusCodeData->PresentStatusCode[0][5] = 2;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
    }


    //Check for ServiceID (TC_SECC_VTB_ServicePaymentSelection_004)
    if (req->SelectedServiceList.SelectedService[0].ServiceID != sd_res->ChargeService.Services.ServiceID)
    {
        v2gObject.ISO1.V2G_Message.Body.PaymentServiceSelectionRes.ResponseCode = iso1responseCodeType_FAILED_ServiceSelectionInvalid;  //8
        DEBUG_ERROR("Wrong selected ServiceID(%d) => End_Process\n", req->SelectedServiceList.SelectedService[0].ServiceID);
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_ServiceSelectionInvalid (023764)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 6;
        ShmStatusCodeData->PresentStatusCode[0][5] = 4;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
    }


    //Detect for CP State should be 9V (State B)
    if ((sys->CpState != 2) && (sys->CpState != 3))  //State B1, B2
    {
        #if CP_PROTECTION_MECHANISM == ENABLE
        v2gObject.ISO1.V2G_Message.Body.PaymentServiceSelectionRes.ResponseCode = iso1responseCodeType_FAILED;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        Update_V2G_Status(Other_Fault);
        errn = -1;
        DEBUG_INFO("Emergency Stop by CP Error (%d)\n", sys->CpState);
        #else
        DEBUG_INFO("Emergency Stop by CP Error (%d): ignored due to function is disabled\n", sys->CpState);
        #endif
    }

    if (sys->DC_EVSEStatus == EVSE_Shutdown ||
        sys->DC_EVSEStatus == EVSE_EmergencyShutdown)
    {
        DEBUG_INFO("shutdown by EVSE\n");
        v2gObject.ISO1.V2G_Message.Body.PaymentServiceSelectionRes.ResponseCode = iso1responseCodeType_FAILED;
        errn = -1;
    }

    //Check for Permission Changing from TRUE to FALSE
    /*+++ 20200808, vern, sync with Tesla CHAdeMO adaptor, 2 for start communication(not yet auth), 1 for star charging (authorized)  ---*/
    if (ShmInternalComm->ChargingPermission_pre >= 1 &&
        ShmInternalComm->ChargingPermission == FALSE)
    {
    	DEBUG_ERROR("Permission OFF\n");
        v2gObject.ISO1.V2G_Message.Body.PaymentServiceSelectionRes.ResponseCode = iso1responseCodeType_FAILED;
        errn = -1;
    }

    // ============ Encode and Send Response Message ===========
    if (send_encoded_iso1_V2GTP_Stream(AcceptFd, &v2g_tx_stream, &v2gObject.ISO1) != 0)
    {
    	DEBUG_ERROR("Tx encoded msg error\n");
        errn = -1;
    }

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_din_ServiceAndPaymentSelectionReq(int AcceptFd)
{
    int errn = 0;
    DEBUG_INFO("Request in.\n");
    //Print the decoded XML Document
    PRINT_XML_DOC_DIN_ServiceAndPaymentSelectionReq(&v2gObject.DIN);

    //Save into Share Memory
    SHM_Save_din_ServiceAndPaymentSelectionReq(ShmCcsData, &v2gObject.DIN, ShmSysConfigAndInfo);

    errn = Proc_din_ServiceAndPaymentSelectionRes(AcceptFd);
    if (errn == 0)
    {
        //send response successfully.
        DEBUG_INFO("Response out.\n");
    }
    else
    {
    	DEBUG_ERROR("Proc_din_ServiceAndPaymentSelectionRes(): %d (DEC)\n", errn);
    }
    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso1_ServiceAndPaymentSelectionReq(int AcceptFd)
{
    int errn = 0;
    DEBUG_INFO("Request in.\n");

    //Print the decoded XML Document
    PRINT_XML_DOC_ISO1_ServiceAndPaymentSelectionReq(&v2gObject.ISO1);

    //Save into Share Memory
    SHM_Save_iso1_ServiceAndPaymentSelectionReq(ShmCcsData, &v2gObject.ISO1, ShmSysConfigAndInfo);

    errn = Proc_iso1_ServiceAndPaymentSelectionRes(AcceptFd);
    if (errn == 0)
    {
        //send response successfully.
        DEBUG_INFO("Response out.\n");
    }
    else
    {
    	DEBUG_ERROR("Proc_iso1_ServiceAndPaymentSelectionRes(): %d (DEC)\n", errn);
    }
    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_din_ContractAuthenticationRes(int AcceptFd)
{
    //[ To-Do] Check SessionID of ServiceDiscoveryReq,
    //if it is not the same, the packet should be ignored.
    //int i = 0;
    int errn = 0;
    bitstream_t v2g_tx_stream;
    static struct ChargingInfoData *sys;
    sys = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    size_t pos = 0;
    v2g_tx_stream.pos = &pos;
    v2g_tx_stream.size = V2GTP_MSG_TX_BUFFER_SIZE;	//(64*1024)   //65,536 = 65.5KB
    v2g_tx_stream.data = v2gBuffer.tx;

    init_dinBodyType(&v2gObject.DIN.V2G_Message.Body);
    init_dinContractAuthenticationResType(&v2gObject.DIN.V2G_Message.Body.ContractAuthenticationRes);

    v2gObject.DIN.V2G_Message.Body.ContractAuthenticationRes_isUsed = 1u;

    //[BODY (1/2)] ResponseCode
    v2gObject.DIN.V2G_Message.Body.ContractAuthenticationRes.ResponseCode = dinresponseCodeType_OK;
    v2gObject.DIN.V2G_Message.Body.ContractAuthenticationRes.EVSEProcessing = dinEVSEProcessingType_Ongoing; //0


    //[HEADER] Check Req SessionID
    if (Check_din_V2G_Rx_MSG_SessionID(&v2gObject.DIN) < 0)
    {
        v2gObject.DIN.V2G_Message.Body.ContractAuthenticationRes.ResponseCode = dinresponseCodeType_FAILED_UnknownSession; //6
        DEBUG_ERROR("unmatched SessionID => End_Process\n");
        errn = -1;
    }

    //Check for SequenceError
    if (EVCOMM_SYS_INFO.SequenceError == TRUE)
    {
        v2gObject.DIN.V2G_Message.Body.ContractAuthenticationRes.ResponseCode = dinresponseCodeType_FAILED_SequenceError; //5
        DEBUG_ERROR("SequenceError => End_Process\n");
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_SequenceError (023758)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 5;
        ShmStatusCodeData->PresentStatusCode[0][5] = 8;
    }

    //Detect for CP State should be 9V (State B)
    #if CP_PROTECTION_MECHANISM == ENABLE
    if ((sys->CpState != 2) && (sys->CpState != 3))  //State B1, B2
    {
        v2gObject.DIN.V2G_Message.Body.ContractAuthenticationRes.ResponseCode = dinresponseCodeType_FAILED;
        v2gObject.DIN.V2G_Message.Body.ContractAuthenticationRes.EVSEProcessing =  dinEVSEProcessingType_Finished;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        Update_V2G_Status(Other_Fault);
        errn = -1;
        DEBUG_INFO("Emergency Stop by CP Error (%d)\n", sys->CpState);
    }
    #endif

    //Check for CSU command of "Stop by EVSE"
    if (sys->DC_EVSEStatus == EVSE_Shutdown)
    {
        v2gObject.DIN.V2G_Message.Body.ContractAuthenticationRes.ResponseCode = dinresponseCodeType_FAILED;
        v2gObject.DIN.V2G_Message.Body.ContractAuthenticationRes.EVSEProcessing =  dinEVSEProcessingType_Finished;
        errn = -1;
    }
    else if (sys->DC_EVSEStatus == EVSE_EmergencyShutdown)
    {
        v2gObject.DIN.V2G_Message.Body.ContractAuthenticationRes.ResponseCode = dinresponseCodeType_FAILED;
        v2gObject.DIN.V2G_Message.Body.ContractAuthenticationRes.EVSEProcessing =  dinEVSEProcessingType_Finished;
        errn = -1;
    }

    //[BODY (2/2)] EVSEProcessing
    if(ShmInternalComm->ChargingPermission == TRUE)
    {
        v2gObject.DIN.V2G_Message.Body.ContractAuthenticationRes.EVSEProcessing = dinEVSEProcessingType_Finished; //0
        DEBUG_INFO("CSU Permission: OK\n");

        #if (SLAC_FIRST_RESPONSE_METHOD == SET_5_PWM_ONCE_GET_PERMISSION_IN_AUTHORIZATIONRES)
        {
            //Set PWM as 5% (for SLAC first case)
            DEBUG_INFO("Set PWM as 5%%\n");
            SwitchCpStateE(DISABLE);
            OutputCpPwmDuty(5);
        }
        #endif
    }

    //Check for Permission Changing from TRUE to FALSE
    if (ShmInternalComm->ChargingPermission_pre == TRUE &&
        ShmInternalComm->ChargingPermission == FALSE)
    {
    	DEBUG_ERROR("Permission OFF\n");
        v2gObject.DIN.V2G_Message.Body.ContractAuthenticationRes.ResponseCode = dinresponseCodeType_FAILED;
        v2gObject.DIN.V2G_Message.Body.ContractAuthenticationRes.EVSEProcessing =  dinEVSEProcessingType_Finished;
        errn = -1;
    }

    #if PARAMETER_NORMAL_MODE == ENABLE
    ////////////SHM_Read_din_ContractAuthenticationRes(&v2gObject.DIN, ShmCcsData);
    #endif


    // ============ Encode and Send Response Message ===========
    if (send_encoded_din_V2GTP_Stream(AcceptFd, &v2g_tx_stream, &v2gObject.DIN) != 0)
    {
    	DEBUG_ERROR("Tx encoded msg error\n");
        errn = -1;
    }

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso1_AuthorizationRes(int AcceptFd)
{
    //[ To-Do] Check SessionID of ServiceDiscoveryReq,
    //if it is not the same, the packet should be ignored.
    //int i = 0;
    int errn = 0;
    bitstream_t v2g_tx_stream;
    static struct ChargingInfoData *sys;
    sys = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    size_t pos = 0;
    v2g_tx_stream.pos = &pos;
    v2g_tx_stream.size = V2GTP_MSG_TX_BUFFER_SIZE;	//(64*1024)   //65,536 = 65.5KB
    v2g_tx_stream.data = v2gBuffer.tx;

    init_iso1BodyType(&v2gObject.ISO1.V2G_Message.Body);
    init_iso1AuthorizationResType(&v2gObject.ISO1.V2G_Message.Body.AuthorizationRes);

    v2gObject.ISO1.V2G_Message.Body.AuthorizationRes_isUsed = 1u;

    //[BODY (1/2)] ResponseCode
    v2gObject.ISO1.V2G_Message.Body.AuthorizationRes.ResponseCode = iso1responseCodeType_OK;
    /*+++ 20200808, vern, EVSEProcessing should be waiting for Customer during authrization +++*/
    v2gObject.ISO1.V2G_Message.Body.AuthorizationRes.EVSEProcessing = iso1EVSEProcessingType_Ongoing_WaitingForCustomerInteraction; //0
    /*--- 20200808, vern, should be waiting for Customer during authrization ---*/

    //[HEADER] Check Req SessionID
    if (Check_iso1_V2G_Rx_MSG_SessionID(&v2gObject.ISO1) < 0)
    {
        v2gObject.ISO1.V2G_Message.Body.AuthorizationRes.ResponseCode = iso1responseCodeType_FAILED_UnknownSession; //6
        DEBUG_ERROR("unmatched SessionID => End_Process\n");
        errn = -1;
    }

    //Check for SequenceError
    if (EVCOMM_SYS_INFO.SequenceError == TRUE)
    {
        v2gObject.ISO1.V2G_Message.Body.AuthorizationRes.ResponseCode = iso1responseCodeType_FAILED_SequenceError; //5
        DEBUG_ERROR("SequenceError => End_Process\n");
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_SequenceError (023758)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 5;
        ShmStatusCodeData->PresentStatusCode[0][5] = 8;
    }


    //Detect for CP State should be 9V (State B)
    #if CP_PROTECTION_MECHANISM == ENABLE
    if ((sys->CpState != 2) && (sys->CpState != 3))  //State B1, B2
    {
        v2gObject.ISO1.V2G_Message.Body.AuthorizationRes.ResponseCode = iso1responseCodeType_FAILED;
        v2gObject.ISO1.V2G_Message.Body.AuthorizationRes.EVSEProcessing =  iso1EVSEProcessingType_Finished;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        Update_V2G_Status(Other_Fault);
        errn = -1;

        DEBUG_INFO("Emergency Stop by CP Error (%d)\n", sys->CpState);
    }
    #endif

    //Check for CSU command of "Stop by EVSE"
    if (sys->DC_EVSEStatus == EVSE_Shutdown)
    {
        v2gObject.ISO1.V2G_Message.Body.AuthorizationRes.ResponseCode = FAILED_ISO15118_2014;
        v2gObject.ISO1.V2G_Message.Body.AuthorizationRes.EVSEProcessing =  iso1EVSEProcessingType_Finished;
        errn = -1;
    }
    else if (sys->DC_EVSEStatus == EVSE_EmergencyShutdown)
    {
        v2gObject.ISO1.V2G_Message.Body.AuthorizationRes.ResponseCode = FAILED_ISO15118_2014;
        v2gObject.ISO1.V2G_Message.Body.AuthorizationRes.EVSEProcessing =  iso1EVSEProcessingType_Finished;
        errn = -1;
    }
    //[BODY (2/2)] EVSEProcessing
    //Check for Permission from CSU
    if(ShmInternalComm->ChargingPermission == TRUE)
    {
        v2gObject.ISO1.V2G_Message.Body.AuthorizationRes.EVSEProcessing = iso1EVSEProcessingType_Finished; //0
        DEBUG_INFO("CSU Permission: OK\n");

        #if (SLAC_FIRST_RESPONSE_METHOD == SET_5_PWM_ONCE_GET_PERMISSION_IN_AUTHORIZATIONRES)
        {
            //Set PWM as 5% (for SLAC first case)
            DEBUG_INFO("Set PWM as 5%%\n");
            SwitchCpStateE(DISABLE);
            OutputCpPwmDuty(5);
        }
        #endif
    }

    //Check for Permission Changing from TRUE to FALSE
    /*+++ 20200808, vern, sync with Tesla CHAdeMO adaptor, 2 for start communication(not yet auth), 1 for star charging (authorized)  ---*/
    if (ShmInternalComm->ChargingPermission_pre >= 1 &&
        ShmInternalComm->ChargingPermission == FALSE)
    {
    	DEBUG_ERROR("Permission OFF\n");
        v2gObject.ISO1.V2G_Message.Body.AuthorizationRes.ResponseCode = FAILED_ISO15118_2014;
        v2gObject.ISO1.V2G_Message.Body.AuthorizationRes.EVSEProcessing =  iso1EVSEProcessingType_Finished;
        errn = -1;
    }

    #if PARAMETER_NORMAL_MODE == ENABLE
    ////////////SHM_Read_iso1_AuthorizationRes(&v2gObject.ISO1, ShmCcsData);
    #endif


    // ============ Encode and Send Response Message ===========
    if (send_encoded_iso1_V2GTP_Stream(AcceptFd, &v2g_tx_stream, &v2gObject.ISO1) != 0)
    {
    	DEBUG_ERROR("Tx encoded msg error\n");
        errn = -1;
    }

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_din_ContractAuthenticationReq(int AcceptFd)
{
    int errn = 0;

    DEBUG_INFO("Request in.\n");

	//Print the decoded XML Document
	PRINT_XML_DOC_DIN_ContractAuthenticationReq(&v2gObject.DIN);

	//Save into Share Memory
	SHM_Save_din_ContractAuthenticationReq(ShmCcsData, &v2gObject.DIN, ShmSysConfigAndInfo);

	errn = Proc_din_ContractAuthenticationRes(AcceptFd);
	if (errn == 0)
	{
		//send response successfully.
		DEBUG_INFO("Resonse out.\n");
	}
	else
	{
		DEBUG_ERROR("Proc_din_ContractAuthenticationRes(): %d (DEC)\n", errn);
	}

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso1_AuthenticationReq(int AcceptFd)
{
    int errn = 0;
    DEBUG_INFO("Request in.\n");


    //Print the decoded XML Document
    PRINT_XML_DOC_ISO1_AuthorizationReq(&v2gObject.ISO1);

    //Save into Share Memory
    SHM_Save_iso1_AuthorizationReq(ShmCcsData, &v2gObject.ISO1, ShmSysConfigAndInfo);

    errn = Proc_iso1_AuthorizationRes(AcceptFd);
    if (errn == 0)
    {
        //send response successfully.
        DEBUG_INFO("Response out.\n");
    }
    else
    {
    	DEBUG_ERROR("Proc_iso1_AuthorizationRes(): %d (DEC)\n", errn);
    }
    return errn;
}

/**
 *
 * @param in
 */
void SHM_Init_dinDC_EVSEStatusType(struct DC_EVSEStatusType_DIN70121 *in)
{
	in->EVSEIsolationStatus = dinisolationLevelType_Valid;
	//	dinisolationLevelType_Invalid = 0,
	//	dinisolationLevelType_Valid = 1, (default)
	//	dinisolationLevelType_Warning = 2,
	//	dinisolationLevelType_Fault = 3

	in->EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Ready;
	// dinDC_EVSEStatusCodeType_EVSE_NotReady = 0,
	// dinDC_EVSEStatusCodeType_EVSE_Ready = 1, (default)
	// dinDC_EVSEStatusCodeType_EVSE_Shutdown = 2,
	// dinDC_EVSEStatusCodeType_EVSE_UtilityInterruptEvent = 3,
	// dinDC_EVSEStatusCodeType_EVSE_IsolationMonitoringActive = 4,
	// dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown = 5,
	// dinDC_EVSEStatusCodeType_EVSE_Malfunction = 6,
	// dinDC_EVSEStatusCodeType_Reserved_8 = 7,
	// dinDC_EVSEStatusCodeType_Reserved_9 = 8,
	// dinDC_EVSEStatusCodeType_Reserved_A = 9,
	// dinDC_EVSEStatusCodeType_Reserved_B = 10,
	// dinDC_EVSEStatusCodeType_Reserved_C = 11

	in->EVSENotification = dinEVSENotificationType_None;
	// dinEVSENotificationType_None = 0, (default)
	// dinEVSENotificationType_StopCharging = 1,
	// dinEVSENotificationType_ReNegotiation = 2
}

/**
 *
 * @param obj
 * @param value
 * @param multiplier
 * @param unit
 */
void SHM_Save_dinPhysicalValueType(struct PhysicalValueType_DIN70121 *obj, short value, int multiplier, unsigned char unit)
{
    obj->Value = value;
    obj->Multiplier = multiplier;
    obj->Unit =unit;
}

/**
 *
 * @param shm_ccs
 */
void SHM_Init_din_ChargeParameterDiscoveryRes(struct CcsData *shm_ccs)
{
	struct ChargeParameterDiscoveryResponse_DIN70121 *in;

	in = &shm_ccs->V2GMessage_DIN70121.ChargeParameterDiscoveryResponse;

	//----- [BODY (1/5)] ResponseCode -----
    in->ResponseCode = dinresponseCodeType_OK;

    //----- [BODY (2/5)] EVSEProcessing -----
    in->EVSEProcessing = dinEVSEProcessingType_Ongoing;    //0
    // 	dinEVSEProcessingType_Finished = 0,
    //	dinEVSEProcessingType_Ongoing = 1

    //----- [BODY (3/5)] SAScheduleList of SASchedules -----
	//be fixed in another function.

    //-----  [BODY (4/5)] AC_EVSEChargeParameter of EVSEChargeParameter -----
    //ignore, since DIN doesn't support AC

    //----- [BODY (5/5)] DC_EVSEChargeParameter of EVSEChargeParameter -----
	struct DC_EVSEChargeParameterType_DIN70121 *in_para;
	in_para = &in->DC_EVSEChargeParameter;

    //DC_EVSEStatus
	SHM_Init_dinDC_EVSEStatusType(&in_para->DC_EVSEStatus);
    in_para->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Invalid;

    short value = 0; int multiplier = 0; unsigned char unit = 0;

    //EVSEMaximumCurrentLimit
    value = 600; multiplier = -1; unit = A_DIN70121;    //60A
	SHM_Save_dinPhysicalValueType(&in_para->EVSEMaximumCurrentLimit, value, multiplier, unit);

    //EVSEMaximumPowerLimit
    value = 3000; multiplier = 1; unit = W_DIN70121;    //30KW
	SHM_Save_dinPhysicalValueType(&in_para->EVSEMaximumPowerLimit, value, multiplier, unit);

    //EVSEMaximumVoltageLimit
    value = 7500; multiplier = -1; unit = V_DIN70121;   //750V
	SHM_Save_dinPhysicalValueType(&in_para->EVSEMaximumVoltageLimit, value, multiplier, unit);

    //EVSEMinimumVoltageLimit
    value = 1500; multiplier = -1; unit = V_DIN70121;   //150V
	SHM_Save_dinPhysicalValueType(&in_para->EVSEMinimumVoltageLimit, value, multiplier, unit);


    //EVSEMinimumCurrentLimit
    value = 10; multiplier = -1; unit = A_DIN70121;     //1A
	SHM_Save_dinPhysicalValueType(&in_para->EVSEMinimumCurrentLimit, value, multiplier, unit);

    //EVSECurrentRegulationTolerance
    value = 10; multiplier = -1; unit = A_DIN70121;      //1A
	SHM_Save_dinPhysicalValueType(&in_para->EVSECurrentRegulationTolerance, value, multiplier, unit);

    //EVSEPeakCurrentRipple
    value = 2; multiplier = -1; unit = A_DIN70121;      //0.2A
	SHM_Save_dinPhysicalValueType(&in_para->EVSEPeakCurrentRipple, value, multiplier, unit);

    //EVSEEnergyToBeDelivered (optional)
    //SHM_Save_dinPhysicalValueType(&out_para->EVSEEnergyToBeDelivered, &in_para->EVSEEnergyToBeDelivered);
}

/**
 *
 */
void Sudo_Parameter_din_ChargeParameterDiscoveryRes()
{
    init_dinBodyType(&v2gObject.DIN.V2G_Message.Body);
    init_dinChargeParameterDiscoveryResType(&v2gObject.DIN.V2G_Message.Body.ChargeParameterDiscoveryRes);

    v2gObject.DIN.V2G_Message.Body.ChargeParameterDiscoveryRes_isUsed = 1u;

    //----- [BODY (1/5)] ResponseCode -----
    struct dinChargeParameterDiscoveryResType *res;
    res = &v2gObject.DIN.V2G_Message.Body.ChargeParameterDiscoveryRes;
    res->ResponseCode = dinresponseCodeType_OK;

    //----- [BODY (2/5)] EVSEProcessing -----
    res->EVSEProcessing = dinEVSEProcessingType_Finished; //0
    // 	dinEVSEProcessingType_Finished = 0,
    //	dinEVSEProcessingType_Ongoing = 1

    //----- [BODY (3/5)] SAScheduleList of SASchedules -----
    res->SAScheduleList_isUsed = 1u;
    struct dinSAScheduleListType *list;
    list = &res->SAScheduleList;
    //
    list->SAScheduleTuple.arrayLen = 1;
    list->SAScheduleTuple.array[0].SAScheduleTupleID = 0;
    list->SAScheduleTuple.array[0].PMaxSchedule.PMaxScheduleID = 0;
    list->SAScheduleTuple.array[0].PMaxSchedule.PMaxScheduleEntry.arrayLen = 1;
    list->SAScheduleTuple.array[0].PMaxSchedule.PMaxScheduleEntry.array[0].RelativeTimeInterval_isUsed = 1u;
    list->SAScheduleTuple.array[0].PMaxSchedule.PMaxScheduleEntry.array[0].RelativeTimeInterval.start = 0;
    //list->SAScheduleTuple.array[0].PMaxSchedule.PMaxScheduleEntry.array[0].RelativeTimeInterval.duration = xxx
    //list->SAScheduleTuple.array[0].PMaxSchedule.PMaxScheduleEntry.array[0].RelativeTimeInterval.duration_isUsed = 1u;
    //list->SAScheduleTuple.array[0].PMaxSchedule.PMaxScheduleEntry.array[0].TimeInterval_isUsed = 0u;
    //list->SAScheduleTuple.array[0].PMaxSchedule.PMaxScheduleEntry.array[0].TimeInterval.xxx
    //list->SAScheduleTuple.array[0].SalesTariff.xxx
    //list->SAScheduleTuple.array[0].SalesTariff_isUsed = 0u;


    //-----  [BODY (4/5)] AC_EVSEChargeParameter of EVSEChargeParameter -----
    //ignore, since DIN doesn't support AC

    //----- [BODY (5/5)] DC_EVSEChargeParameter of EVSEChargeParameter -----
    res->DC_EVSEChargeParameter_isUsed = 1u;
    struct dinDC_EVSEChargeParameterType *para;
    para = &res->DC_EVSEChargeParameter;

    //DC_EVSEStatus
    para->DC_EVSEStatus.EVSEIsolationStatus_isUsed = 1u;
    para->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Invalid;
    //	dinisolationLevelType_Invalid = 0,
    //	dinisolationLevelType_Valid = 1,
    //	dinisolationLevelType_Warning = 2,
    //	dinisolationLevelType_Fault = 3

    para->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Ready;
    // dinDC_EVSEStatusCodeType_EVSE_NotReady = 0,
    // dinDC_EVSEStatusCodeType_EVSE_Ready = 1,
    // dinDC_EVSEStatusCodeType_EVSE_Shutdown = 2,
    // dinDC_EVSEStatusCodeType_EVSE_UtilityInterruptEvent = 3,
    // dinDC_EVSEStatusCodeType_EVSE_IsolationMonitoringActive = 4,
    // dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown = 5,
    // dinDC_EVSEStatusCodeType_EVSE_Malfunction = 6,
    // dinDC_EVSEStatusCodeType_Reserved_8 = 7,
    // dinDC_EVSEStatusCodeType_Reserved_9 = 8,
    // dinDC_EVSEStatusCodeType_Reserved_A = 9,
    // dinDC_EVSEStatusCodeType_Reserved_B = 10,
    // dinDC_EVSEStatusCodeType_Reserved_C = 11

    para->DC_EVSEStatus.NotificationMaxDelay = 0u;

    para->DC_EVSEStatus.EVSENotification = dinEVSENotificationType_None;
    // dinEVSENotificationType_None = 0,
    // dinEVSENotificationType_StopCharging = 1,
    // dinEVSENotificationType_ReNegotiation = 2

    //EVSEMaximumCurrentLimit
    para->EVSEMaximumCurrentLimit.Value = 2400;
    para->EVSEMaximumCurrentLimit.Multiplier = -1;
    para->EVSEMaximumCurrentLimit.Unit_isUsed = 1u;
    para->EVSEMaximumCurrentLimit.Unit = dinunitSymbolType_A;
    //	dinunitSymbolType_h = 0,
    //	dinunitSymbolType_m = 1,
    //	dinunitSymbolType_s = 2,
    //	dinunitSymbolType_A = 3,
    //	dinunitSymbolType_Ah = 4,
    //	dinunitSymbolType_V = 5,
    //	dinunitSymbolType_VA = 6,
    //	dinunitSymbolType_W = 7,
    //	dinunitSymbolType_W_s = 8,
    //	dinunitSymbolType_Wh = 9

    //EVSEMaximumPowerLimit
    para->EVSEMaximumPowerLimit.Value = 6000;
    para->EVSEMaximumPowerLimit.Multiplier = 1;
    para->EVSEMaximumPowerLimit.Unit_isUsed = 1u;
    para->EVSEMaximumPowerLimit.Unit = dinunitSymbolType_W;


    //EVSEMaximumVoltageLimit
    para->EVSEMaximumVoltageLimit.Value = 7500;
    para->EVSEMaximumVoltageLimit.Multiplier = -1;
    para->EVSEMaximumVoltageLimit.Unit_isUsed = 1u;
    para->EVSEMaximumVoltageLimit.Unit = dinunitSymbolType_V;

    //EVSEMinimumVoltageLimit
    para->EVSEMinimumVoltageLimit.Value = 1500;
    para->EVSEMinimumVoltageLimit.Multiplier = -1;
    para->EVSEMinimumVoltageLimit.Unit_isUsed = 1u;
    para->EVSEMinimumVoltageLimit.Unit = dinunitSymbolType_V;


    //EVSEMinimumCurrentLimit
    para->EVSEMinimumCurrentLimit.Value = 20;
    para->EVSEMinimumCurrentLimit.Multiplier = -1;
    para->EVSEMinimumCurrentLimit.Unit_isUsed = 1u;
    para->EVSEMinimumCurrentLimit.Unit = dinunitSymbolType_A;

    //EVSECurrentRegulationTolerance_isUsed
    para->EVSECurrentRegulationTolerance_isUsed = 1u;
    //EVSECurrentRegulationTolerance
    para->EVSECurrentRegulationTolerance.Value = 10;
    para->EVSECurrentRegulationTolerance.Multiplier = -1;
    para->EVSECurrentRegulationTolerance.Unit_isUsed = 1u;
    para->EVSECurrentRegulationTolerance.Unit = dinunitSymbolType_A;


    //EVSEEnergyToBeDelivered_isUsed
    para->EVSEEnergyToBeDelivered_isUsed = 1u;
    //EVSEPeakCurrentRipple
    para->EVSEPeakCurrentRipple.Value = 2;
    para->EVSEPeakCurrentRipple.Multiplier = -1;
    para->EVSEPeakCurrentRipple.Unit_isUsed = 1u;
    para->EVSEPeakCurrentRipple.Unit = dinunitSymbolType_A;


    //EVSEEnergyToBeDelivered (optional)
    /*
    para->EVSEEnergyToBeDelivered.Value = 360;
    para->EVSEEnergyToBeDelivered.Multiplier = 3;
    para->EVSEEnergyToBeDelivered.Unit_isUsed = 1u;
    para->EVSEEnergyToBeDelivered.Unit = dinunitSymbolType_Wh;
    */
}

/**
 *
 */
void Sudo_Parameter_iso1_ChargeParameterDiscoveryRes()
{
    init_iso1BodyType(&v2gObject.ISO1.V2G_Message.Body);
    init_iso1ChargeParameterDiscoveryResType(&v2gObject.ISO1.V2G_Message.Body.ChargeParameterDiscoveryRes);

    v2gObject.ISO1.V2G_Message.Body.ChargeParameterDiscoveryRes_isUsed = 1u;

    //----- [BODY (1/5)] ResponseCode -----
    struct iso1ChargeParameterDiscoveryResType *res;
    res = &v2gObject.ISO1.V2G_Message.Body.ChargeParameterDiscoveryRes;
    res->ResponseCode = iso1responseCodeType_OK;

    //----- [BODY (2/5)] EVSEProcessing -----
    res->EVSEProcessing = iso1EVSEProcessingType_Finished; //0
    // 	iso1EVSEProcessingType_Finished = 0,
    //	iso1EVSEProcessingType_Ongoing = 1

    //----- [BODY (3/5)] SAScheduleList of SASchedules -----
    res->SAScheduleList_isUsed = 1u;
    struct iso1SAScheduleListType *list;
    list = &res->SAScheduleList;
    //
    list->SAScheduleTuple.arrayLen = 1;
    list->SAScheduleTuple.array[0].SAScheduleTupleID = 0;
    list->SAScheduleTuple.array[0].PMaxSchedule.PMaxScheduleEntry.arrayLen = 1;
    list->SAScheduleTuple.array[0].PMaxSchedule.PMaxScheduleEntry.array[0].RelativeTimeInterval_isUsed = 1u;
    list->SAScheduleTuple.array[0].PMaxSchedule.PMaxScheduleEntry.array[0].RelativeTimeInterval.start = 0;
    //list->SAScheduleTuple.array[0].PMaxSchedule.PMaxScheduleEntry.array[0].RelativeTimeInterval.duration = xxx
    //list->SAScheduleTuple.array[0].PMaxSchedule.PMaxScheduleEntry.array[0].RelativeTimeInterval.duration_isUsed = 1u;
    //list->SAScheduleTuple.array[0].PMaxSchedule.PMaxScheduleEntry.array[0].TimeInterval_isUsed = 0u;
    //list->SAScheduleTuple.array[0].PMaxSchedule.PMaxScheduleEntry.array[0].TimeInterval.xxx
    //list->SAScheduleTuple.array[0].SalesTariff.xxx
    //list->SAScheduleTuple.array[0].SalesTariff_isUsed = 0u;


    //-----  [BODY (4/5)] AC_EVSEChargeParameter of EVSEChargeParameter -----
    //ignore, since our ISO1 doesn't support AC, yet

    //----- [BODY (5/5)] DC_EVSEChargeParameter of EVSEChargeParameter -----
    res->DC_EVSEChargeParameter_isUsed = 1u;
    struct iso1DC_EVSEChargeParameterType *para;
    para = &res->DC_EVSEChargeParameter;

    //DC_EVSEStatus
    para->DC_EVSEStatus.EVSEIsolationStatus_isUsed = 1u;
    para->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Invalid;
    //	iso1isolationLevelType_Invalid = 0,
    //	iso1isolationLevelType_Valid = 1,
    //	iso1isolationLevelType_Warning = 2,
    //	iso1isolationLevelType_Fault = 3

    para->DC_EVSEStatus.EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Ready;
    // iso1DC_EVSEStatusCodeType_EVSE_NotReady = 0,
    // iso1DC_EVSEStatusCodeType_EVSE_Ready = 1,
    // iso1DC_EVSEStatusCodeType_EVSE_Shutdown = 2,
    // iso1DC_EVSEStatusCodeType_EVSE_UtilityInterruptEvent = 3,
    // iso1DC_EVSEStatusCodeType_EVSE_IsolationMonitoringActive = 4,
    // iso1DC_EVSEStatusCodeType_EVSE_EmergencyShutdown = 5,
    // iso1DC_EVSEStatusCodeType_EVSE_Malfunction = 6,
    // iso1DC_EVSEStatusCodeType_Reserved_8 = 7,
    // iso1DC_EVSEStatusCodeType_Reserved_9 = 8,
    // iso1DC_EVSEStatusCodeType_Reserved_A = 9,
    // iso1DC_EVSEStatusCodeType_Reserved_B = 10,
    // iso1DC_EVSEStatusCodeType_Reserved_C = 11

    para->DC_EVSEStatus.NotificationMaxDelay = 0u;

    para->DC_EVSEStatus.EVSENotification = iso1EVSENotificationType_None;
    // iso1EVSENotificationType_None = 0,
    // iso1EVSENotificationType_StopCharging = 1,
    // iso1EVSENotificationType_ReNegotiation = 2

    //EVSEMaximumCurrentLimit
    para->EVSEMaximumCurrentLimit.Value = 2400;
    para->EVSEMaximumCurrentLimit.Multiplier = -1;
    //para->EVSEMaximumCurrentLimit.Unit_isUsed = 1u;
    para->EVSEMaximumCurrentLimit.Unit = iso1unitSymbolType_A;
    //iso1unitSymbolType_h = 0,
	//iso1unitSymbolType_m = 1,
	//iso1unitSymbolType_s = 2,
	//iso1unitSymbolType_A = 3,
	//iso1unitSymbolType_V = 4,
	//iso1unitSymbolType_W = 5,
	//iso1unitSymbolType_Wh = 6

    //EVSEMaximumPowerLimit
    para->EVSEMaximumPowerLimit.Value = 6000;
    para->EVSEMaximumPowerLimit.Multiplier = 1;
    //para->EVSEMaximumPowerLimit.Unit_isUsed = 1u;
    para->EVSEMaximumPowerLimit.Unit = iso1unitSymbolType_W;


    //EVSEMaximumVoltageLimit
    para->EVSEMaximumVoltageLimit.Value = 7500;
    para->EVSEMaximumVoltageLimit.Multiplier = -1;
    //para->EVSEMaximumVoltageLimit.Unit_isUsed = 1u;
    para->EVSEMaximumVoltageLimit.Unit = iso1unitSymbolType_V;

    //EVSEMinimumVoltageLimit
    para->EVSEMinimumVoltageLimit.Value = 1500;
    para->EVSEMinimumVoltageLimit.Multiplier = -1;
    //para->EVSEMinimumVoltageLimit.Unit_isUsed = 1u;
    para->EVSEMinimumVoltageLimit.Unit = iso1unitSymbolType_V;


    //EVSEMinimumCurrentLimit
    para->EVSEMinimumCurrentLimit.Value = 20;
    para->EVSEMinimumCurrentLimit.Multiplier = -1;
    //para->EVSEMinimumCurrentLimit.Unit_isUsed = 1u;
    para->EVSEMinimumCurrentLimit.Unit = iso1unitSymbolType_A;

    //EVSECurrentRegulationTolerance_isUsed
    para->EVSECurrentRegulationTolerance_isUsed = 1u;
    //EVSECurrentRegulationTolerance
    para->EVSECurrentRegulationTolerance.Value = 10;
    para->EVSECurrentRegulationTolerance.Multiplier = -1;
    //para->EVSECurrentRegulationTolerance.Unit_isUsed = 1u;
    para->EVSECurrentRegulationTolerance.Unit = iso1unitSymbolType_A;


    //EVSEEnergyToBeDelivered_isUsed
    para->EVSEEnergyToBeDelivered_isUsed = 1u;
    //EVSEPeakCurrentRipple
    para->EVSEPeakCurrentRipple.Value = 2;
    para->EVSEPeakCurrentRipple.Multiplier = -1;
    //para->EVSEPeakCurrentRipple.Unit_isUsed = 1u;
    para->EVSEPeakCurrentRipple.Unit = iso1unitSymbolType_A;


    //EVSEEnergyToBeDelivered (optional)
    /*
    para->EVSEEnergyToBeDelivered.Value = 360;
    para->EVSEEnergyToBeDelivered.Multiplier = 3;
    para->EVSEEnergyToBeDelivered.Unit_isUsed = 1u;
    para->EVSEEnergyToBeDelivered.Unit = iso1unitSymbolType_Wh;
    */
}


/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_din_ChargeParameterDiscoveryRes(int AcceptFd)
{
    //[ To-Do] Check SessionID of ServiceDiscoveryReq,
    //if it is not the same, the packet should be ignored.

    //STEP 1: ============ Initialize ============
    int errn = 0;
    bitstream_t v2g_tx_stream;
    struct ChargeParameterDiscoveryResponse_DIN70121 *res;
    struct ChargeParameterDiscoveryRequest_DIN70121 *req;
    struct DC_EVSEChargeParameterType_DIN70121 *dc_para;
    struct ChargingInfoData *sys;

    size_t pos = 0;
    v2g_tx_stream.pos = &pos;
    v2g_tx_stream.size = V2GTP_MSG_TX_BUFFER_SIZE;	//(64*1024)   //65,536 = 65.5KB
    v2g_tx_stream.data = v2gBuffer.tx;
    res = &ShmCcsData->V2GMessage_DIN70121.ChargeParameterDiscoveryResponse;
    req = &ShmCcsData->V2GMessage_DIN70121.ChargeParameterDiscoveryRequest;
    dc_para = &ShmCcsData->V2GMessage_DIN70121.ChargeParameterDiscoveryResponse.DC_EVSEChargeParameter;
    sys = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    res->ResponseCode = OK_DIN70121;
    res->EVSEProcessing =  Ongoing_DIN70121;
    dc_para->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Ready;    //1


    //[HEADER] Check Req SessionID
    if (Check_din_V2G_Rx_MSG_SessionID(&v2gObject.DIN) < 0)
    {
        res->ResponseCode = dinresponseCodeType_FAILED_UnknownSession; //6
        DEBUG_ERROR("unmatched SessionID => End_Process\n");
        errn = -1;
    }

    //Check for SequenceError
    if (EVCOMM_SYS_INFO.SequenceError == TRUE)
    {
        res->ResponseCode = dinresponseCodeType_FAILED_SequenceError; //5
        DEBUG_ERROR("SequenceError => End_Process\n");
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_SequenceError (023758)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 5;
        ShmStatusCodeData->PresentStatusCode[0][5] = 8;
    }


    //[TC_SECC_VTB_ChargeParameterDiscovery_005]
    if (sys->EvBatteryMaxCurrent < 0)
    {
    	DEBUG_ERROR("EvBatteryMaxCurrent is negative(%.02f) => End_Process\n", sys->EvBatteryMaxCurrent);

        res->ResponseCode = dinresponseCodeType_FAILED_WrongChargeParameter;    //16
        res->EVSEProcessing = Finished_DIN70121;
        dc_para->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Shutdown;
        errn = -1;
        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_WrongChargeParameter (023775)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 7;
        ShmStatusCodeData->PresentStatusCode[0][5] = 5;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
    }


    //STEP 2: ============ Modify Parameters of ShmCcsData ============
    SAVE_PhysicalValueType_DIN70121(&dc_para->EVSEMaximumPowerLimit, (int) (sys->AvailableChargingPower * 10), W_DIN70121);
    SAVE_PhysicalValueType_DIN70121(&dc_para->EVSEMaximumCurrentLimit, (int) (sys->AvailableChargingCurrent * 10), A_DIN70121);
    SAVE_PhysicalValueType_DIN70121(&dc_para->EVSEMaximumVoltageLimit, (int) (sys->MaximumChargingVoltage * 10), V_DIN70121);

    SAVE_PhysicalValueType_DIN70121(&dc_para->EVSEMinimumVoltageLimit, 1500, V_DIN70121); //150V
    SAVE_PhysicalValueType_DIN70121(&dc_para->EVSEMinimumCurrentLimit, 10, A_DIN70121); //1A
    SAVE_PhysicalValueType_DIN70121(&dc_para->EVSECurrentRegulationTolerance, 10, A_DIN70121); //1A
    SAVE_PhysicalValueType_DIN70121(&dc_para->EVSEPeakCurrentRipple, 2, A_DIN70121);   //0.2A
    //SAVE_PhysicalValueType_DIN70121(&dc_para->EVSEEnergyToBeDelivered, 0, WH_DIN70121); //optional

    #if PATCH_FOR_BMW_I3_BUG_EVSEMAXIMUMVOLTAGELIMIT_599V == ENABLE
    if (sys->EvBatteryMaxVoltage <= 500)
    {
        SAVE_PhysicalValueType_DIN70121(&dc_para->EVSEMaximumVoltageLimit, (int) (500 * 10), V_DIN70121);  //500V
    }
    #endif

    //for test with Tesla Model 3, 10A
    //SAVE_PhysicalValueType_DIN70121(&dc_para->EVSEMaximumCurrentLimit, (int) (10 * 10), A_DIN70121);   //10A, for testing with Tesla Model 3


    //Check for EnergyTransferMode [TC_SECC_VTB_ChargeParameterDiscovery_004]
    if (req->EVRequestedEnergyTransferType != DC_extended)
    {
    	DEBUG_ERROR("Wrong EVRequestedEnergyTransferType(%d,%d)\n", req->EVRequestedEnergyTransferType, dinEVSESupportedEnergyTransferType_DC_extended);
        res->ResponseCode = FAILED_WrongEnergyTransferType_DIN70121;
        res->EVSEProcessing = Finished_DIN70121;
        dc_para->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Shutdown;
        errn = -1;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        Update_V2G_Status(Other_Fault);
        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_WrongEnergyTransferMode (023774)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 7;
        ShmStatusCodeData->PresentStatusCode[0][5] = 4;
    }


    //Check for CSU command of "Stop by EVSE"
    if (sys->DC_EVSEStatus == EVSE_Shutdown)
    {
        DEBUG_INFO("EVSE_Shutdown\n");
        res->ResponseCode = FAILED_DIN70121;
        res->EVSEProcessing = Finished_DIN70121;
        dc_para->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Shutdown;
        errn = -1;
    }
    else if (sys->DC_EVSEStatus == EVSE_EmergencyShutdown)
    {
        DEBUG_INFO("EVSE_EmergencyShutdown\n");
        res->ResponseCode = FAILED_DIN70121;
        res->EVSEProcessing = Finished_DIN70121;
        dc_para->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        errn = -1;
    }

    //Detect for CP State should be 9V (State B)
    #if CP_PROTECTION_MECHANISM == ENABLE
    if (sys->CpState != 3)  //State B1, B2
    {
        res->ResponseCode = FAILED_DIN70121;
        dc_para->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        res->EVSEProcessing = Finished_DIN70121;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        Update_V2G_Status(Other_Fault);
        errn = -1;

        DEBUG_INFO("Emergency Stop by CP Error (%d, %.02f V)\n", sys->CpState, sys->CpVoltage);
    }
    #endif

    //Check for Permission from CSU
    if (ShmInternalComm->ChargingPermission == TRUE)
    {
        res->EVSEProcessing = Finished_DIN70121;
    }

    //Check for Permission Off
    if (ShmInternalComm->ChargingPermission == FALSE)
    {
    	DEBUG_ERROR("Permission OFF\n");
        res->ResponseCode = FAILED_DIN70121;
        res->EVSEProcessing = Finished_DIN70121;
        dc_para->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Shutdown;
        errn = -1;
    }

    //STEP 3: ============ Save Parameters from ShmCcsData to EXI Engine Buffer ============
    #if PARAMETER_NORMAL_MODE == ENABLE
    SHM_Read_din_ChargeParameterDiscoveryRes(&v2gObject.DIN, ShmCcsData);
    #else
    Sudo_Parameter_din_ChargeParameterDiscoveryRes();
    #endif

    //STEP 4: ============ Encode and Send Response Message ===========
    if (send_encoded_din_V2GTP_Stream(AcceptFd, &v2g_tx_stream, &v2gObject.DIN) != 0)
    {
    	DEBUG_ERROR("Tx encoded msg error\n");
        errn = -1;
    }

    //STPE 5: ============ Update Flags ============

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso1_ChargeParameterDiscoveryRes(int AcceptFd)
{
    //[ To-Do] Check SessionID of ServiceDiscoveryReq,
    //if it is not the same, the packet should be ignored.

    //STEP 1: ============ Initialize ============
    int errn = 0;
    bitstream_t v2g_tx_stream;
    struct ChargeParameterDiscoveryResponse_ISO15118_2014 *res;
    struct ChargeParameterDiscoveryRequest_ISO15118_2014 *req;
    struct DC_EVSEChargeParameterType_ISO15118_2014 *dc_para;
    struct AC_EVSEChargeParameterType_ISO15118_2014 *ac_para;
    struct ChargingInfoData *sys;

    size_t pos = 0;
    v2g_tx_stream.pos = &pos;
    v2g_tx_stream.size = V2GTP_MSG_TX_BUFFER_SIZE;	//(64*1024)   //65,536 = 65.5KB
    v2g_tx_stream.data = v2gBuffer.tx;
    res = &ShmCcsData->V2GMessage_ISO15118_2014.ChargeParameterDiscoveryResponse;
    req = &ShmCcsData->V2GMessage_ISO15118_2014.ChargeParameterDiscoveryRequest;
    dc_para = &ShmCcsData->V2GMessage_ISO15118_2014.ChargeParameterDiscoveryResponse.DC_EVSEChargeParameter;
    ac_para = &ShmCcsData->V2GMessage_ISO15118_2014.ChargeParameterDiscoveryResponse.AC_EVSEChargeParameter;
    sys = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    res->ResponseCode = OK_ISO15118_2014;
    /*+++ 20200808, vern, EVSEProcessing should be on-going during ChargeParameterDiscovery +++*/
    res->EVSEProcessing =  iso1EVSEProcessingType_Ongoing;
    /*--- 20200808, vern, EVSEProcessing should be on-going during ChargeParameterDiscovery ---*/
    dc_para->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Ready;    //1
    ac_para->AC_EVSEStatus.RCD = ShmInternalComm->AC_RcdStatus; //0:no error, 1:error
    ac_para->AC_EVSEStatus.NotificationMaxDelay = 10;  //unit: 1s
    ac_para->AC_EVSEStatus.EVSENotification = ShmInternalComm->AC_EVSENotification; //0:none, 1:StopCharging, 2:RenNgotiation


    //[HEADER] Check Req SessionID
    if (Check_iso1_V2G_Rx_MSG_SessionID(&v2gObject.ISO1) < 0)
    {
        res->ResponseCode = iso1responseCodeType_FAILED_UnknownSession; //6
        DEBUG_ERROR("unmatched SessionID => End_Process\n");
        errn = -1;
    }

    //Check for SequenceError
    if (EVCOMM_SYS_INFO.SequenceError == TRUE)
    {
        res->ResponseCode = iso1responseCodeType_FAILED_SequenceError; //5
        DEBUG_ERROR("SequenceError => End_Process\n");
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_SequenceError (023758)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 5;
        ShmStatusCodeData->PresentStatusCode[0][5] = 8;
    }


    //[TC_SECC_VTB_ChargeParameterDiscovery_005]
    /*+++ 20200808, vern, should check the voltage and current to see if the range of battery parameter is accepted by charger ---*/

    if((ShmCcsData->EnergyTransferMode == MODE_DC_EXTENDED) && ((sys->EvBatteryMaxCurrent < 0) || (sys->EvBatteryMaxVoltage<150)))
    {
        DEBUG_ERROR("EvBatteryMaxCurrent is negative(%.02f) or EvBatteryMaxVoltage is under 150(%.02f)=> End_Process\n", sys->EvBatteryMaxCurrent, sys->EvBatteryMaxVoltage);

        res->ResponseCode = iso1responseCodeType_FAILED_WrongChargeParameter;   //16
        res->EVSEProcessing = Finished_ISO15118_2014;
        dc_para->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Shutdown;
        ac_para->AC_EVSEStatus.EVSENotification = iso1EVSENotificationType_StopCharging;
        errn = -1;
        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_WrongChargeParameter (023775)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 7;
        ShmStatusCodeData->PresentStatusCode[0][5] = 5;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
    }


    //STEP 2: ============ Modify Parameters of ShmCcsData ============
    if(ShmCcsData->EnergyTransferMode == MODE_DC_EXTENDED)
    {
    	//DC
		SAVE_PhysicalValueType_ISO15118_2014(&dc_para->EVSEMaximumPowerLimit, (int) (sys->AvailableChargingPower * 10), W_ISO15118_2014);
		SAVE_PhysicalValueType_ISO15118_2014(&dc_para->EVSEMaximumCurrentLimit, (int) (sys->AvailableChargingCurrent * 10), A_ISO15118_2014);
		SAVE_PhysicalValueType_ISO15118_2014(&dc_para->EVSEMaximumVoltageLimit, (int) (sys->MaximumChargingVoltage * 10), V_ISO15118_2014);
		SAVE_PhysicalValueType_ISO15118_2014(&dc_para->EVSEMinimumVoltageLimit, 1500, V_ISO15118_2014); //150V
		SAVE_PhysicalValueType_ISO15118_2014(&dc_para->EVSEMinimumCurrentLimit, 10, A_ISO15118_2014); //1A
		SAVE_PhysicalValueType_ISO15118_2014(&dc_para->EVSECurrentRegulationTolerance, 10, A_ISO15118_2014); //1A
		SAVE_PhysicalValueType_ISO15118_2014(&dc_para->EVSEPeakCurrentRipple, 2, A_ISO15118_2014);   //0.2A
		//SAVE_PhysicalValueType_ISO15118_2014(&dc_para->EVSEEnergyToBeDelivered, 0, Wh_ISO15118_2014); //optional

#if PATCH_FOR_BMW_I3_BUG_EVSEMAXIMUMVOLTAGELIMIT_599V == ENABLE
		if (sys->EvBatteryMaxVoltage <= 500)
		{
			SAVE_PhysicalValueType_ISO15118_2014(&dc_para->EVSEMaximumVoltageLimit, (int) (500 * 10), V_ISO15118_2014);  //500V
		}
#endif

		//for test with Tesla Model 3, 10A
	    //SAVE_PhysicalValueType_ISO15118_2014(&dc_para->EVSEMaximumCurrentLimit, (int) (10 * 10), A_ISO15118_2014);   //10A, for testing with Tesla Model 3
    }
    else
    {
    	//AC
    	SAVE_PhysicalValueType_ISO15118_2014(&ac_para->EVSENominalVoltage, (int) (220 * 10), V_ISO15118_2014);
    	SAVE_PhysicalValueType_ISO15118_2014(&ac_para->EVSEMaxCurrent, (int) (sys->AvailableChargingCurrent * 10), A_ISO15118_2014);
    }

    //Check for EnergyTransferMode
    if(req->RequestedEnergyTransferMode != ShmCcsData->EnergyTransferMode) //[CAUTION] Their table should be kept as the same.
    {
        DEBUG_ERROR("Unmatched RequestedEnergyTransferMode(%d,%d)\n", req->RequestedEnergyTransferMode, ShmCcsData->EnergyTransferMode);
        res->ResponseCode = FAILED_WrongEnergyTransferMode_ISO15118_2014;
        res->EVSEProcessing = iso1EVSEProcessingType_Finished;
        dc_para->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Shutdown;
        ac_para->AC_EVSEStatus.EVSENotification = iso1EVSENotificationType_StopCharging;
        errn = -1;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        Update_V2G_Status(Other_Fault);
        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_WrongEnergyTransferMode (023774)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 7;
        ShmStatusCodeData->PresentStatusCode[0][5] = 4;
    }

    //Check for CSU command of "Stop by EVSE"
    if (sys->DC_EVSEStatus == EVSE_Shutdown)
    {
        DEBUG_INFO("EVSE_Shutdown\n");
        res->ResponseCode = FAILED_ISO15118_2014;
        res->EVSEProcessing = iso1EVSEProcessingType_Finished;
        dc_para->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Shutdown;
        ac_para->AC_EVSEStatus.EVSENotification = iso1EVSENotificationType_StopCharging;
        errn = -1;
    }
    else if (sys->DC_EVSEStatus == EVSE_EmergencyShutdown)
    {
        DEBUG_INFO("EVSE_EmergencyShutdown\n");
        res->ResponseCode = FAILED_ISO15118_2014;
        res->EVSEProcessing =  iso1EVSEProcessingType_Finished;
        dc_para->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        ac_para->AC_EVSEStatus.EVSENotification = iso1EVSENotificationType_StopCharging;
        errn = -1;
    }

    //Detect for CP State should be 9V (State B)
    #if CP_PROTECTION_MECHANISM == ENABLE
    if ((sys->CpState != CCS_CP_STATE_B1) && (sys->CpState != CCS_CP_STATE_B2) && (sys->CpState != CCS_CP_STATE_C))  //State B1, B2
    {
        res->ResponseCode = FAILED_ISO15118_2014;
        dc_para->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        ac_para->AC_EVSEStatus.EVSENotification = iso1EVSENotificationType_StopCharging;
        res->EVSEProcessing = iso1EVSEProcessingType_Finished;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        Update_V2G_Status(Other_Fault);
        errn = -1;

        DEBUG_INFO("Emergency Stop by CP Error (%d, %.02f V)\n", sys->CpState, sys->CpVoltage);
    }
    #endif

    //Check for Permission from CSU
    if(ShmInternalComm->ChargingPermission == TRUE)
    {
        res->EVSEProcessing = iso1EVSEProcessingType_Finished;
    }

    //Check for Permission Off
    if (ShmInternalComm->ChargingPermission == FALSE)
    {
    	DEBUG_ERROR("Permission OFF\n");
        res->ResponseCode = FAILED_ISO15118_2014;
        res->EVSEProcessing = iso1EVSEProcessingType_Finished;
        dc_para->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Shutdown;
        ac_para->AC_EVSEStatus.EVSENotification = iso1EVSENotificationType_StopCharging;
        errn = -1;
    }

    //STEP 3: ============ Save Parameters from ShmCcsData to EXI Engine Buffer ============
    #if PARAMETER_NORMAL_MODE == ENABLE
    SHM_Read_iso1_ChargeParameterDiscoveryRes(&v2gObject.ISO1, ShmCcsData);
    #else
    Sudo_Parameter_iso1_ChargeParameterDiscoveryRes();
    #endif

    //STEP 4: ============ Encode and Send Response Message ===========
    if (send_encoded_iso1_V2GTP_Stream(AcceptFd, &v2g_tx_stream, &v2gObject.ISO1) != 0)
    {
    	DEBUG_ERROR("Tx encoded msg error\n");
        errn = -1;
    }

    //STPE 5: ============ Update Flags ============

    return errn;
}
/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_din_ChargeParameterDiscoveryReq(int AcceptFd)
{
    int errn = 0;

	DEBUG_INFO("Request in.\n");

	//ftime(&timerStart.SeqStart);
	//Print the decoded XML Document
	PRINT_XML_DOC_DIN_ChargeParameterDiscoveryReq(&v2gObject.DIN);

	//Save into Share Memory
	SHM_Save_din_ChargeParameterDiscoveryReq(ShmCcsData, &v2gObject.DIN, ShmSysConfigAndInfo);

	//Check for EV Error Code
	Check_EVErrorCode(ShmCcsData->V2GMessage_DIN70121.ChargeParameterDiscoveryRequest.DC_EVChargeParameter.DC_EVStatus.EVErrorCode);

	errn = Proc_din_ChargeParameterDiscoveryRes(AcceptFd);
	//ftime(&timerStart.SeqEnd);
	//DEBUG_PRINTF_EVCOMM_DETAIL("\ndelta = %.02lf ms\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd));
	if ( errn == 0)
	{
		//send response successfully.
		DEBUG_INFO("Response out.\n");
	}
	else
	{
		DEBUG_ERROR("Proc_din_ChargeParameterDiscoveryRes() fail: %d (DEC)\n",errn);
	}

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso1_ChargeParameterDiscoveryReq(int AcceptFd)
{
    int errn = 0;
    DEBUG_INFO("Request in.\n");

    //ftime(&timerStart.SeqStart);
    //Print the decoded XML Document
    PRINT_XML_DOC_ISO1_ChargeParameterDiscoveryReq(&v2gObject.ISO1);

    //Save into Share Memory
    SHM_Save_iso1_ChargeParameterDiscoveryReq(ShmCcsData, &v2gObject.ISO1, ShmSysConfigAndInfo);

    //Check for EV Error Code
    Check_EVErrorCode(ShmCcsData->V2GMessage_ISO15118_2014.ChargeParameterDiscoveryRequest.DC_EVChargeParameter.DC_EVStatus.EVErrorCode);

    errn = Proc_iso1_ChargeParameterDiscoveryRes(AcceptFd);
    //ftime(&timerStart.SeqEnd);
    //DEBUG_PRINTF_EVCOMM_DETAIL("\ndelta = %.02lf ms\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd));
    if (errn == 0)
    {
        //send response successfully.
        DEBUG_INFO("Response out.\n");
    }
    else
    {
    	DEBUG_ERROR("Proc_iso1_ChargeParameterDiscoveryRes() fail: %d (DEC)\n", errn);
    }
    return errn;
}

/**
 *
 * @param shm_ccs
 */
void SHM_Init_din_CableCheckRes(struct CcsData *shm_ccs)
{
	struct CableCheckResponse_DIN70121 *in;

	in = &shm_ccs->V2GMessage_DIN70121.CableCheckResponse;

	//----- [BODY (1/3)] ResponseCode -----
    in->ResponseCode = dinresponseCodeType_OK;

    //----- [BODY (2/3)] EVSEProcessing -----
	//in->EVSEProcessing = dinEVSEProcessingType_Finished; //for test
    in->EVSEProcessing = dinEVSEProcessingType_Ongoing; //default
    // 	dinEVSEProcessingType_Finished = 0,
    //	dinEVSEProcessingType_Ongoing = 1

    //----- [BODY (3/3)] DC_EVSEStatus -----
	SHM_Init_dinDC_EVSEStatusType(&in->DC_EVSEStatus);
    in->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Invalid;    //0 (default)
    //	dinisolationLevelType_Invalid = 0,
    //	dinisolationLevelType_Valid = 1, (default)
    //	dinisolationLevelType_Warning = 2,
    //	dinisolationLevelType_Fault = 3
}

/**
 *
 */
void Sudo_Parameter_din_CableCheckRes()
{
    init_dinBodyType(&v2gObject.DIN.V2G_Message.Body);
    init_dinCableCheckResType(&v2gObject.DIN.V2G_Message.Body.CableCheckRes);

    v2gObject.DIN.V2G_Message.Body.CableCheckRes_isUsed = 1u;

    //----- [BODY (1/3)] ResponseCode -----
    struct dinCableCheckResType *res;
    res = &v2gObject.DIN.V2G_Message.Body.CableCheckRes;
    res->ResponseCode = dinresponseCodeType_OK;

    //----- [BODY (2/3)] EVSEProcessing -----
    res->EVSEProcessing = dinEVSEProcessingType_Finished; //0
    // 	dinEVSEProcessingType_Finished = 0,
    //	dinEVSEProcessingType_Ongoing = 1

    //----- [BODY (3/3)] DC_EVSEStatus -----
    res->DC_EVSEStatus.EVSEIsolationStatus_isUsed = 1u;
    res->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Valid;
    //	dinisolationLevelType_Invalid = 0,
    //	dinisolationLevelType_Valid = 1,
    //	dinisolationLevelType_Warning = 2,
    //	dinisolationLevelType_Fault = 3

    res->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Ready;
    // dinDC_EVSEStatusCodeType_EVSE_NotReady = 0,
    // dinDC_EVSEStatusCodeType_EVSE_Ready = 1,
    // dinDC_EVSEStatusCodeType_EVSE_Shutdown = 2,
    // dinDC_EVSEStatusCodeType_EVSE_UtilityInterruptEvent = 3,
    // dinDC_EVSEStatusCodeType_EVSE_IsolationMonitoringActive = 4,
    // dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown = 5,
    // dinDC_EVSEStatusCodeType_EVSE_Malfunction = 6,
    // dinDC_EVSEStatusCodeType_Reserved_8 = 7,
    // dinDC_EVSEStatusCodeType_Reserved_9 = 8,
    // dinDC_EVSEStatusCodeType_Reserved_A = 9,
    // dinDC_EVSEStatusCodeType_Reserved_B = 10,
    // dinDC_EVSEStatusCodeType_Reserved_C = 11

    res->DC_EVSEStatus.NotificationMaxDelay = 0u;

    res->DC_EVSEStatus.EVSENotification = dinEVSENotificationType_None;
    // dinEVSENotificationType_None = 0,
    // dinEVSENotificationType_StopCharging = 1,
    // dinEVSENotificationType_ReNegotiation = 2
}

/**
 *
 */
void Sudo_Parameter_iso1_CableCheckRes()
{
    init_iso1BodyType(&v2gObject.ISO1.V2G_Message.Body);
    init_iso1CableCheckResType(&v2gObject.ISO1.V2G_Message.Body.CableCheckRes);

    v2gObject.ISO1.V2G_Message.Body.CableCheckRes_isUsed = 1u;

    //----- [BODY (1/3)] ResponseCode -----
    struct iso1CableCheckResType *res;
    res = &v2gObject.ISO1.V2G_Message.Body.CableCheckRes;
    res->ResponseCode = iso1responseCodeType_OK;

    //----- [BODY (2/3)] EVSEProcessing -----
    res->EVSEProcessing = iso1EVSEProcessingType_Finished; //0
    //iso1EVSEProcessingType_Finished = 0,
	//iso1EVSEProcessingType_Ongoing = 1,
	//iso1EVSEProcessingType_Ongoing_WaitingForCustomerInteraction = 2

    //----- [BODY (3/3)] DC_EVSEStatus -----
    res->DC_EVSEStatus.EVSEIsolationStatus_isUsed = 1u;
    res->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Valid;
    //iso1isolationLevelType_Invalid = 0,
	//iso1isolationLevelType_Valid = 1,
	//iso1isolationLevelType_Warning = 2,
	//iso1isolationLevelType_Fault = 3,
	//iso1isolationLevelType_No_IMD = 4

    res->DC_EVSEStatus.EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Ready;
    //iso1DC_EVSEStatusCodeType_EVSE_NotReady = 0,
	//iso1DC_EVSEStatusCodeType_EVSE_Ready = 1,
	//iso1DC_EVSEStatusCodeType_EVSE_Shutdown = 2,
	//iso1DC_EVSEStatusCodeType_EVSE_UtilityInterruptEvent = 3,
	//iso1DC_EVSEStatusCodeType_EVSE_IsolationMonitoringActive = 4,
	//iso1DC_EVSEStatusCodeType_EVSE_EmergencyShutdown = 5,
	//iso1DC_EVSEStatusCodeType_EVSE_Malfunction = 6,
	//iso1DC_EVSEStatusCodeType_Reserved_8 = 7,
	//iso1DC_EVSEStatusCodeType_Reserved_9 = 8,
	//iso1DC_EVSEStatusCodeType_Reserved_A = 9,
	//iso1DC_EVSEStatusCodeType_Reserved_B = 10,
	//iso1DC_EVSEStatusCodeType_Reserved_C = 11

    res->DC_EVSEStatus.NotificationMaxDelay = 0u;

    res->DC_EVSEStatus.EVSENotification = iso1EVSENotificationType_None;
    //iso1EVSENotificationType_None = 0,
	//iso1EVSENotificationType_StopCharging = 1,
	//iso1EVSENotificationType_ReNegotiation = 2
}


/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_din_CableCheckRes(int AcceptFd)
{
    //[ To-Do] Check SessionID of ServiceDiscoveryReq,
    //if it is not the same, the packet should be ignored.

    //STEP 1: ============ Initialize ============
    //int i = 0;
    int errn = 0;
    bitstream_t v2g_tx_stream;
    static struct CableCheckResponse_DIN70121 *cab;
    static struct ChargingInfoData *sys;

    size_t pos = 0;
    v2g_tx_stream.pos = &pos;
    v2g_tx_stream.size = V2GTP_MSG_TX_BUFFER_SIZE;	//(64*1024)   //65,536 = 65.5KB
    v2g_tx_stream.data = v2gBuffer.tx;
    cab = &ShmCcsData->V2GMessage_DIN70121.CableCheckResponse;
    sys = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    cab->ResponseCode = OK_DIN70121;
    cab->cnt++;

    DEBUG_PRINTF_EVCOMM_DETAIL("CP_State = %d (%.02f V), V_now = %.02f, Isolation Status = %d, EVSEProcessing = %d\n",
            sys->CpState,
            sys->CpVoltage,
            sys->PresentChargingVoltage,
            sys->IsolationStatus,
            cab->EVSEProcessing);

    //[HEADER] Check Req SessionID
    if (Check_din_V2G_Rx_MSG_SessionID(&v2gObject.DIN) < 0)
    {
        cab->ResponseCode = dinresponseCodeType_FAILED_UnknownSession; //6
        DEBUG_ERROR("unmatched SessionID => End_Process\n");
        errn = -1;
    }

    //Check for SequenceError
    if (EVCOMM_SYS_INFO.SequenceError == TRUE)
    {
        cab->ResponseCode = dinresponseCodeType_FAILED_SequenceError; //5
        DEBUG_ERROR("SequenceError => End_Process\n");
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_SequenceError (023758)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 5;
        ShmStatusCodeData->PresentStatusCode[0][5] = 8;
    }

    //STEP 2: ============ Modifiy Parameter of ShmCcsData ============
    if (sys->IsolationStatus == GFD_Invalid)  //0: on going
    {
        //For PSU
        sys->EvBatterytargetVoltage = CABLECHECK_TARGET_VOLTAGE;	//500V	//[To-Do] this should be modified to auto decision.
        sys->EvBatterytargetCurrent = CABLECHECK_TARGET_CURRENT;	//2A(default), unit: 1A

        cab->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Invalid;
        cab->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_IsolationMonitoringActive;    //4
        cab->EVSEProcessing = dinEVSEProcessingType_Ongoing;
    }
    else if ((sys->IsolationStatus == GFD_Valid) || (sys->IsolationStatus == GFD_Warning)) //1: valid, 2: warning
    {
        //For PSU
        sys->EvBatterytargetVoltage = 0;	//0V, asking PSU to discharge to 0V
        sys->EvBatterytargetCurrent = 0;	//0A, unit: 1A

        if (sys->PresentChargingVoltage < 60)  // < 60V
        {
        	DEBUG_INFO("[V2G][CableCheck]Pass (V_now = %.02f, Isolated = %d)\n", sys->PresentChargingVoltage, sys->IsolationStatus);

            //IsolationStatus
            if (sys->IsolationStatus == GFD_Valid)
            {
                cab->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Valid;
            }
            else if (sys->IsolationStatus == GFD_Warning)
            {
                cab->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Warning;
            }
            else
            {
            	DEBUG_WARN("unexpected IsolationStatus(%d)\n", sys->IsolationStatus);
            }
            cab->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Ready;
            cab->EVSEProcessing = dinEVSEProcessingType_Finished;
        }
        else
        {
            cab->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Invalid;
            cab->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_IsolationMonitoringActive;
            cab->EVSEProcessing = dinEVSEProcessingType_Ongoing;
        }
    }
    else if (sys->IsolationStatus == GFD_Fault) //3: fault
    {
        //For PSU
        sys->EvBatterytargetVoltage = 0;	//0V, asking PSU to discharge to 0V
        sys->EvBatterytargetCurrent = 0;	//0A, unit: 1A

        cab->ResponseCode = FAILED_DIN70121;
        cab->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Fault;
        cab->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_NotReady;
        cab->EVSEProcessing = dinEVSEProcessingType_Finished;
        DEBUG_INFO("IsolationStatus = 3 (fault)\n");
        errn = -1;
    }
    else
    {
        //For PSU
        sys->EvBatterytargetVoltage = 0;	//0V, asking PSU to discharge to 0V
        sys->EvBatterytargetCurrent = 0;	//0A, unit: 1A

        cab->ResponseCode = FAILED_DIN70121;
        cab->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Invalid;
        cab->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_NotReady;
        cab->EVSEProcessing = dinEVSEProcessingType_Finished;
        DEBUG_INFO("Undefined Isolation Status(%d)\n", sys->IsolationStatus);
    }

    //Check for CSU command of "Stop by EVSE"
    if (sys->DC_EVSEStatus == EVSE_Shutdown)
    {
        cab->ResponseCode = FAILED_DIN70121;
        cab->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Shutdown;
        cab->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Fault;
        cab->EVSEProcessing = dinEVSEProcessingType_Finished;
	    errn = -1;
        DEBUG_INFO("EVSE_Shutdown\n");
    }
    else if (sys->DC_EVSEStatus == EVSE_EmergencyShutdown)
    {
        cab->ResponseCode = FAILED_DIN70121;
        cab->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        cab->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Fault;
        cab->EVSEProcessing = dinEVSEProcessingType_Finished;
	    errn = -1;
        DEBUG_INFO("EVSE_EmergencyShutdown\n");
    }
    else if (ShmInternalComm->ChargingPermission == FALSE)
    {
        cab->ResponseCode = FAILED_DIN70121;
        cab->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Shutdown;
        cab->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Fault;
        cab->EVSEProcessing = dinEVSEProcessingType_Finished;
	    errn = -1;
	    DEBUG_ERROR("ChargingPermission = FALSE\n");
    }
    else
    {
        //null
    }

    //Response to CP Error
    #if CP_PROTECTION_MECHANISM == ENABLE
    //#if 1
    if (sys->CableCheckPreCountDownDone == TRUE)   //[To-Do] Here should be modified to 2 seconds
    {
        if ((sys->CpState != 4) && (sys->CpState != 5))  //State C (6V), D (3V)
        {
            cab->ResponseCode = FAILED_DIN70121;
            cab->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
            CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
            Update_V2G_Status(Other_Fault);
            errn = -1;

            //Update_ShmStatusCode(); //[To-Do] to be implemented
            //CCS_SECC_CP_State_Error (023889)
            ShmStatusCodeData->PresentStatusCode[0][0] = 0;
            ShmStatusCodeData->PresentStatusCode[0][1] = 2;
            ShmStatusCodeData->PresentStatusCode[0][2] = 3;
            ShmStatusCodeData->PresentStatusCode[0][3] = 8;
            ShmStatusCodeData->PresentStatusCode[0][4] = 8;
            ShmStatusCodeData->PresentStatusCode[0][5] = 9;
            CSUCOMMDC_TASK_FLAG.EV_Stop_Type_Emergency = TRUE;

            DEBUG_INFO("Emergency Stop by CP Error (%d, %.02f V, %d)\n", sys->CpState, sys->CpVoltage, cab->cnt );
            //cab->cnt = 0;
        }
    }
    #endif

    //STEP 3: ============ Save Parameters from ShmCcsData to EXI Engine Buffer ============
    #if PARAMETER_NORMAL_MODE == ENABLE
    SHM_Read_din_CableCheckRes(&v2gObject.DIN, ShmCcsData);
    #else
    Sudo_Parameter_din_CableCheckRes();
    #endif


    //STEP 4: ============ Encode and Send Response Message ===========
    if (send_encoded_din_V2GTP_Stream(AcceptFd, &v2g_tx_stream, &v2gObject.DIN) != 0)
    {
    	DEBUG_ERROR("Tx encoded msg error\n");
    	errn = -1;
    }

    //STEP 5: ============ Update Flags ===========
    sys->ConnectorLocked = TRUE;    //Inicating EVSE that the CCS Connector is Locked.

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso1_CableCheckRes(int AcceptFd)
{
    //[ To-Do] Check SessionID of ServiceDiscoveryReq,
    //if it is not the same, the packet should be ignored.

    //STEP 1: ============ Initialize ============
    //int i = 0;
    int errn = 0;
    bitstream_t v2g_tx_stream;
    static struct CableCheckResponse_ISO15118_2014 *cab;
    static struct ChargingInfoData *sys;

    size_t pos = 0;
    v2g_tx_stream.pos = &pos;
    v2g_tx_stream.size = V2GTP_MSG_TX_BUFFER_SIZE;	//(64*1024)   //65,536 = 65.5KB
    v2g_tx_stream.data = v2gBuffer.tx;
    cab = &ShmCcsData->V2GMessage_ISO15118_2014.CableCheckResponse;
    sys = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    cab->ResponseCode = OK_ISO15118_2014;
    cab->cnt++;

    DEBUG_PRINTF_EVCOMM_DETAIL("CP_State = %d (%.02f V), V_now = %.02f, Isolation Status = %d, EVSEProcessing = %d\n",
            sys->CpState,
            sys->CpVoltage,
            sys->PresentChargingVoltage,
            sys->IsolationStatus,
            cab->EVSEProcessing);


    //[HEADER] Check Req SessionID
    if (Check_iso1_V2G_Rx_MSG_SessionID(&v2gObject.ISO1) < 0)
    {
        cab->ResponseCode = iso1responseCodeType_FAILED_UnknownSession; //6
        DEBUG_ERROR("unmatched SessionID => End_Process\n");
        errn = -1;
    }

    //Check for SequenceError
    if (EVCOMM_SYS_INFO.SequenceError == TRUE)
    {
        cab->ResponseCode = iso1responseCodeType_FAILED_SequenceError; //5
        DEBUG_ERROR("SequenceError => End_Process\n");
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_SequenceError (023758)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 5;
        ShmStatusCodeData->PresentStatusCode[0][5] = 8;
    }

    //STEP 2: ============ Modifiy Parameter of ShmCcsData ============
    if (sys->IsolationStatus == GFD_Invalid)  //0: invalid (on going)
    {
        //For PSU
        sys->EvBatterytargetVoltage = CABLECHECK_TARGET_VOLTAGE;	//500V	//[To-Do] this should be modified to auto decision.
        sys->EvBatterytargetCurrent = CABLECHECK_TARGET_CURRENT;	//2A(default), unit: 1A

        cab->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Invalid;
        cab->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_IsolationMonitoringActive;
        cab->EVSEProcessing = iso1EVSEProcessingType_Ongoing;
    }
    else if ((sys->IsolationStatus == GFD_Valid) || (sys->IsolationStatus == GFD_Warning)) //1: valid, 2:waring
    {
        //For PSU
        sys->EvBatterytargetVoltage = 0;	//0V, asking PSU to discharge to 0V
        sys->EvBatterytargetCurrent = 0;	//0A, unit: 1A

        if (sys->PresentChargingVoltage < 60)  // < 60V
        {
        	DEBUG_INFO( "[V2G][CableCheck]Pass (V_now = %.02f, Isolated = %d)\n", sys->PresentChargingVoltage, sys->IsolationStatus);

            //IsolationStatus
            if (sys->IsolationStatus == GFD_Valid)
            {
                cab->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Valid;
            }
            else if (sys->IsolationStatus == GFD_Warning)
            {
                cab->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Warning;
            }
            else
            {
            	DEBUG_WARN("unexpected IsolationStatus(%d)\n", sys->IsolationStatus);
            }

            cab->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Ready;
            cab->EVSEProcessing = iso1EVSEProcessingType_Finished;
        }
        else
        {
            cab->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Invalid;
            cab->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_IsolationMonitoringActive;
            cab->EVSEProcessing = iso1EVSEProcessingType_Ongoing;
        }
    }
    else if (sys->IsolationStatus == GFD_Fault) //3: fault
    {
        //For PSU
        sys->EvBatterytargetVoltage = 0;	//0V, asking PSU to discharge to 0V
        sys->EvBatterytargetCurrent = 0;	//0A, unit: 1A

        cab->ResponseCode = FAILED_ISO15118_2014;
        cab->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Fault;
        cab->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_NotReady;
        cab->EVSEProcessing = iso1EVSEProcessingType_Finished;
        DEBUG_INFO("IsolationStatus = 3 (fault)\n");
        errn = -1;
    }
    //else if (sys->IsolationStatus == GFD_No_IMD){}    //only for ISO15118
    else
    {
        //For PSU
        sys->EvBatterytargetVoltage = 0;	//0V, asking PSU to discharge to 0V
        sys->EvBatterytargetCurrent = 0;	//0A, unit: 1A

        cab->ResponseCode = FAILED_ISO15118_2014;
        cab->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Fault;
        cab->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_NotReady;
        cab->EVSEProcessing = iso1EVSEProcessingType_Finished;
        DEBUG_INFO("Undefined Isolation Status.\n");
    }

    //Check for CSU command of "Stop by EVSE"
    if (sys->DC_EVSEStatus == EVSE_Shutdown)
    {
        cab->ResponseCode = FAILED_ISO15118_2014;
        cab->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Shutdown;
        cab->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Fault;
        cab->EVSEProcessing = iso1EVSEProcessingType_Finished;
        errn = -1;
        DEBUG_INFO("EVSE_Shutdown\n");
    }
    else if (sys->DC_EVSEStatus == EVSE_EmergencyShutdown)
    {
        cab->ResponseCode = FAILED_ISO15118_2014;
        cab->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        cab->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Fault;
        cab->EVSEProcessing = iso1EVSEProcessingType_Finished;
        errn = -1;
        DEBUG_INFO("EVSE_EmergencyShutdown\n");
    }
    else if (ShmInternalComm->ChargingPermission == FALSE)
    {
        cab->ResponseCode = FAILED_ISO15118_2014;
        cab->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Shutdown;
        cab->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Fault;
        cab->EVSEProcessing = iso1EVSEProcessingType_Finished;
        errn = -1;
        DEBUG_ERROR("ChargingPermission = FALSE\n");
    }
    else
    {
        //null
    }

    //Response to CP Error
    #if CP_PROTECTION_MECHANISM == ENABLE
    if (sys->CableCheckPreCountDownDone == TRUE)   //[To-Do] Here should be modified to 2 seconds
    {
        if ((sys->CpState != 4) && (sys->CpState != 5))  //State C (6V), D (3V)
        {
            cab->ResponseCode = FAILED_ISO15118_2014;
            cab->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
            CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
            Update_V2G_Status(Other_Fault);
            errn = -1;

            //Update_ShmStatusCode(); //[To-Do] to be implemented
            //CCS_SECC_CP_State_Error (023889)
            ShmStatusCodeData->PresentStatusCode[0][0] = 0;
            ShmStatusCodeData->PresentStatusCode[0][1] = 2;
            ShmStatusCodeData->PresentStatusCode[0][2] = 3;
            ShmStatusCodeData->PresentStatusCode[0][3] = 8;
            ShmStatusCodeData->PresentStatusCode[0][4] = 8;
            ShmStatusCodeData->PresentStatusCode[0][5] = 9;
            CSUCOMMDC_TASK_FLAG.EV_Stop_Type_Emergency = TRUE;

            DEBUG_INFO("Emergency Stop by CP Error (%d, %.02f V, %d)\n", sys->CpState, sys->CpVoltage, cab->cnt);
            //cab->cnt = 0;
        }
    }
    #endif

    //STEP 3: ============ Save Parameters from ShmCcsData to EXI Engine Buffer ============
    #if PARAMETER_NORMAL_MODE == ENABLE
    SHM_Read_iso1_CableCheckRes(&v2gObject.ISO1, ShmCcsData);
    #else
    Sudo_Parameter_iso1_CableCheckRes();
    #endif


    //STEP 4: ============ Encode and Send Response Message ===========
    if (send_encoded_iso1_V2GTP_Stream(AcceptFd, &v2g_tx_stream, &v2gObject.ISO1) != 0)
    {
    	DEBUG_ERROR("Tx encoded msg error\n");
        errn = -1;
    }

    //STEP 5: ============ Update Flags ===========
    sys->ConnectorLocked = TRUE;    //Inicating EVSE that the CCS Connector is Locked.

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_din_CableCheckReq(int AcceptFd)
{
    int errn = 0;
    DEBUG_INFO("Request in.\n");


    //Print the decoded XML Document
    PRINT_XML_DOC_DIN_CableCheckReq(&v2gObject.DIN);

    //Save into Share Memory
    SHM_Save_din_CableCheckReq(ShmCcsData, &v2gObject.DIN, ShmSysConfigAndInfo);

    //Check for EV Error Code
    Check_EVErrorCode(ShmCcsData->V2GMessage_DIN70121.CableCheckRequest.DC_EVStatus.EVErrorCode);

    errn = Proc_din_CableCheckRes(AcceptFd);
    if (errn == 0)
    {
        //send response successfully.
        DEBUG_INFO("Response out.\n");
    }
    else
    {
    	DEBUG_ERROR("Proc_din_CableCheckRes() fail: %d (DEC)", errn);
    }
    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso1_CableCheckReq(int AcceptFd)
{
    int errn = 0;
    DEBUG_INFO("Request in.\n");

    //Print the decoded XML Document
    PRINT_XML_DOC_ISO1_CableCheckReq(&v2gObject.ISO1);

    //Save into Share Memory
    SHM_Save_iso1_CableCheckReq(ShmCcsData, &v2gObject.ISO1, ShmSysConfigAndInfo);

    //Check for EV Error Code
    Check_EVErrorCode(ShmCcsData->V2GMessage_ISO15118_2014.CableCheckRequest.DC_EVStatus.EVErrorCode);

    errn = Proc_iso1_CableCheckRes(AcceptFd);
    if (errn == 0)
    {
        //send response successfully.
        DEBUG_INFO("Response out.\n");
    }
    else
    {
    	DEBUG_ERROR("Proc_iso1_CableCheckRes() fail: %d (DEC)\n", errn);
    }
    return errn;
}

/**
 *
 * @param shm_ccs
 */
void SHM_Init_din_PreChargeRes(struct CcsData *shm_ccs)
{
	struct PreChargeResponse_DIN70121 *in;

	in = &shm_ccs->V2GMessage_DIN70121.PreChargeResponse;

	//----- [BODY (1/3)] ResponseCode -----
    in->ResponseCode = dinresponseCodeType_OK;


    //----- [BODY (2/3)] EVSEPresentVoltage -----
    short value = 0; int multiplier = 0; unsigned char unit = 0;
    //value = 3820; multiplier = -1; unit = V_DIN70121;    //382V, for Test
    value = 0; multiplier = 0; unit = V_DIN70121; //waiting for CsuComm to update V to fit EV Target
	SHM_Save_dinPhysicalValueType(&in->EVSEPresentVoltage, value, multiplier, unit);

    //----- [BODY (3/3)] DC_EVSEStatus -----
	SHM_Init_dinDC_EVSEStatusType(&in->DC_EVSEStatus);
}

/**
 *
 */
void Sudo_Parameter_din_PreChargeRes()
{
    init_dinBodyType(&v2gObject.DIN.V2G_Message.Body);
    init_dinPreChargeResType(&v2gObject.DIN.V2G_Message.Body.PreChargeRes);

    v2gObject.DIN.V2G_Message.Body.PreChargeRes_isUsed = 1u;

    //----- [BODY (1/3)] ResponseCode -----
    struct dinPreChargeResType *res;
    res = &v2gObject.DIN.V2G_Message.Body.PreChargeRes;
    res->ResponseCode = dinresponseCodeType_OK;


    //----- [BODY (2/3)] EVSEPresentVoltage -----
    res->EVSEPresentVoltage.Value = 3820;
    res->EVSEPresentVoltage.Multiplier = -1;
    res->EVSEPresentVoltage.Unit_isUsed = 1u;
    res->EVSEPresentVoltage.Unit = dinunitSymbolType_V;
    //	dinunitSymbolType_h = 0,
    //	dinunitSymbolType_m = 1,
    //	dinunitSymbolType_s = 2,
    //	dinunitSymbolType_A = 3,
    //	dinunitSymbolType_Ah = 4,
    //	dinunitSymbolType_V = 5,
    //	dinunitSymbolType_VA = 6,
    //	dinunitSymbolType_W = 7,
    //	dinunitSymbolType_W_s = 8,
    //	dinunitSymbolType_Wh = 9


    //----- [BODY (3/3)] DC_EVSEStatus -----
    res->DC_EVSEStatus.EVSEIsolationStatus_isUsed = 1u;
    res->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Valid;
    //	dinisolationLevelType_Invalid = 0,
    //	dinisolationLevelType_Valid = 1,
    //	dinisolationLevelType_Warning = 2,
    //	dinisolationLevelType_Fault = 3

    res->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Ready;
    // dinDC_EVSEStatusCodeType_EVSE_NotReady = 0,
    // dinDC_EVSEStatusCodeType_EVSE_Ready = 1,
    // dinDC_EVSEStatusCodeType_EVSE_Shutdown = 2,
    // dinDC_EVSEStatusCodeType_EVSE_UtilityInterruptEvent = 3,
    // dinDC_EVSEStatusCodeType_EVSE_IsolationMonitoringActive = 4,
    // dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown = 5,
    // dinDC_EVSEStatusCodeType_EVSE_Malfunction = 6,
    // dinDC_EVSEStatusCodeType_Reserved_8 = 7,
    // dinDC_EVSEStatusCodeType_Reserved_9 = 8,
    // dinDC_EVSEStatusCodeType_Reserved_A = 9,
    // dinDC_EVSEStatusCodeType_Reserved_B = 10,
    // dinDC_EVSEStatusCodeType_Reserved_C = 11

    res->DC_EVSEStatus.NotificationMaxDelay = 0u;

    res->DC_EVSEStatus.EVSENotification = dinEVSENotificationType_None;
    // dinEVSENotificationType_None = 0,
    // dinEVSENotificationType_StopCharging = 1,
    // dinEVSENotificationType_ReNegotiation = 2
}

/**
 *
 */
void Sudo_Parameter_iso1_PreChargeRes()
{
    init_iso1BodyType(&v2gObject.ISO1.V2G_Message.Body);
    init_iso1PreChargeResType(&v2gObject.ISO1.V2G_Message.Body.PreChargeRes);

    v2gObject.ISO1.V2G_Message.Body.PreChargeRes_isUsed = 1u;

    //----- [BODY (1/3)] ResponseCode -----
    struct iso1PreChargeResType *res;
    res = &v2gObject.ISO1.V2G_Message.Body.PreChargeRes;
    res->ResponseCode = iso1responseCodeType_OK;


    //----- [BODY (2/3)] EVSEPresentVoltage -----
    res->EVSEPresentVoltage.Value = 3820;
    res->EVSEPresentVoltage.Multiplier = -1;
    //res->EVSEPresentVoltage.Unit_isUsed = 1u;
    res->EVSEPresentVoltage.Unit = iso1unitSymbolType_V;
    //iso1unitSymbolType_h = 0,
	//iso1unitSymbolType_m = 1,
	//iso1unitSymbolType_s = 2,
	//iso1unitSymbolType_A = 3,
	//iso1unitSymbolType_V = 4,
	//iso1unitSymbolType_W = 5,
	//iso1unitSymbolType_Wh = 6


    //----- [BODY (3/3)] DC_EVSEStatus -----
    res->DC_EVSEStatus.EVSEIsolationStatus_isUsed = 1u;
    res->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Valid;
    //iso1isolationLevelType_Invalid = 0,
	//iso1isolationLevelType_Valid = 1,
	//iso1isolationLevelType_Warning = 2,
	//iso1isolationLevelType_Fault = 3,
	//iso1isolationLevelType_No_IMD = 4

    res->DC_EVSEStatus.EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Ready;
    //iso1DC_EVSEStatusCodeType_EVSE_NotReady = 0,
	//iso1DC_EVSEStatusCodeType_EVSE_Ready = 1,
	//iso1DC_EVSEStatusCodeType_EVSE_Shutdown = 2,
	//iso1DC_EVSEStatusCodeType_EVSE_UtilityInterruptEvent = 3,
	//iso1DC_EVSEStatusCodeType_EVSE_IsolationMonitoringActive = 4,
	//iso1DC_EVSEStatusCodeType_EVSE_EmergencyShutdown = 5,
	//iso1DC_EVSEStatusCodeType_EVSE_Malfunction = 6,
	//iso1DC_EVSEStatusCodeType_Reserved_8 = 7,
	//iso1DC_EVSEStatusCodeType_Reserved_9 = 8,
	//iso1DC_EVSEStatusCodeType_Reserved_A = 9,
	//iso1DC_EVSEStatusCodeType_Reserved_B = 10,
	//iso1DC_EVSEStatusCodeType_Reserved_C = 11

    res->DC_EVSEStatus.NotificationMaxDelay = 0u;

    res->DC_EVSEStatus.EVSENotification = iso1EVSENotificationType_None;
    //iso1EVSENotificationType_None = 0,
	//iso1EVSENotificationType_StopCharging = 1,
	//iso1EVSENotificationType_ReNegotiation = 2
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_din_PreChargeRes(int AcceptFd)
{
    //[ To-Do] Check SessionID of ServiceDiscoveryReq,
    //if it is not the same, the packet should be ignored.

    //STEP 1: ============ Initialize ============
    //int i = 0;
    int errn = 0;
    bitstream_t v2g_tx_stream;
    static struct PreChargeResponse_DIN70121 *pre;
    static struct ChargingInfoData *sys;

    size_t pos = 0;
    v2g_tx_stream.pos = &pos;
    v2g_tx_stream.size = V2GTP_MSG_TX_BUFFER_SIZE;	//(64*1024)   //65,536 = 65.5KB
    v2g_tx_stream.data = v2gBuffer.tx;
    pre = &ShmCcsData->V2GMessage_DIN70121.PreChargeResponse;
    sys = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    pre->ResponseCode = OK_DIN70121;

    //EVSE Status Code
    pre->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Ready;

    //[HEADER] Check Req SessionID
    if (Check_din_V2G_Rx_MSG_SessionID(&v2gObject.DIN) < 0)
    {
        pre->ResponseCode = dinresponseCodeType_FAILED_UnknownSession; //6
        DEBUG_ERROR("unmatched SessionID => End_Process\n");
        errn = -1;
    }

    //Check for SequenceError
    if (EVCOMM_SYS_INFO.SequenceError == TRUE)
    {
        pre->ResponseCode = dinresponseCodeType_FAILED_SequenceError; //5
        DEBUG_ERROR("SequenceError => End_Process\n");
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_SequenceError (023758)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 5;
        ShmStatusCodeData->PresentStatusCode[0][5] = 8;
    }

    //STEP 2: ============ Modifiy Parameter of ShmCcsData ============
    SAVE_PhysicalValueType_DIN70121(&pre->EVSEPresentVoltage, (int) (sys->PresentChargingVoltage * 10), V_DIN70121);

    //Isolation Status
    if (sys->IsolationStatus == GFD_Invalid)  //0: invalid
    {
        pre->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Invalid; //0
        pre->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        Update_V2G_Status(Other_Fault);
        errn = -1;
        DEBUG_ERROR("IsolationStatus = %d\n", sys->IsolationStatus);
    }
    else if (sys->IsolationStatus == GFD_Valid) //1: valid
    {
        pre->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Valid;  //1
    }
    else if (sys->IsolationStatus == GFD_Warning) //2: warning
    {
        pre->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Warning;  //2
    }
    else if (sys->IsolationStatus == GFD_Fault) //3: fault
    {
    	DEBUG_ERROR("GFD_Fault => Emergency Shutdown\n");
        pre->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Fault;  //3
        pre->ResponseCode = FAILED_DIN70121;
        pre->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        errn = -1;
    }
    else    //GFD_No_IMD or other unexpected status
    {
        pre->ResponseCode = FAILED_DIN70121;
        pre->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Fault;  //3
        pre->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        Update_V2G_Status(Other_Fault);
        errn = -1;
        DEBUG_ERROR("IsolationStatus = %d (undefined)\n", sys->IsolationStatus);
    }

    //Check for CSU command of "Stop by EVSE"
    if (sys->DC_EVSEStatus == EVSE_Shutdown)
    {
        //Check for Alarm Code: CCS GFD trip (012235)
        if (ShmInternalComm->EVSEStopChargingReq.alarmcode[0] == 0 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[1] == 1 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[2] == 2 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[3] == 2 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[4] == 3 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[5] == 5)
        {
        	DEBUG_ERROR("CCS GFD trip => EVSE_Shutdown\n");
            pre->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Fault;
        }
        else
        {
        	DEBUG_ERROR("EVSE_Shutdown\n");
            pre->DC_EVSEStatus.EVSEIsolationStatus = (unsigned char)sys->IsolationStatus;
        }

        pre->ResponseCode = FAILED_DIN70121;
        pre->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Shutdown;
        errn = -1;
    }
    else if (sys->DC_EVSEStatus == EVSE_EmergencyShutdown)
    {
        //Check for Alarm Code: CCS GFD trip (012235)
        if (ShmInternalComm->EVSEStopChargingReq.alarmcode[0] == 0 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[1] == 1 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[2] == 2 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[3] == 2 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[4] == 3 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[5] == 5)
        {
        	DEBUG_ERROR("CCS GFD trip => EVSE_EmergencyShutdown\n");
            pre->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Fault;
        }
        else
        {
        	DEBUG_ERROR("EVSE_EmergencyShutdown\n");
            pre->DC_EVSEStatus.EVSEIsolationStatus = (unsigned char)sys->IsolationStatus;
        }

        pre->ResponseCode = FAILED_DIN70121;
        pre->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        errn = -1;
    }
    else if (ShmInternalComm->ChargingPermission == FALSE)
    {
    	DEBUG_ERROR("ChargingPermission = FALSE\n");
        pre->ResponseCode = FAILED_DIN70121;
        pre->DC_EVSEStatus.EVSEIsolationStatus = (unsigned char)sys->IsolationStatus;
        pre->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Shutdown;
        errn = -1;
    }
    else
    {
        //null
    }

    //Response to CP Error
    #if CP_PROTECTION_MECHANISM == ENABLE
    if ((sys->CpState != 4) && (sys->CpState != 5))  //State C (6V), D (3V)
    {
        pre->ResponseCode = FAILED_DIN70121;
        pre->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        Update_V2G_Status(Other_Fault);
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_CP_State_Error (023889)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 8;
        ShmStatusCodeData->PresentStatusCode[0][4] = 8;
        ShmStatusCodeData->PresentStatusCode[0][5] = 9;
        CSUCOMMDC_TASK_FLAG.EV_Stop_Type_Emergency = TRUE;

        DEBUG_ERROR("Emergency Stop by CP Error (%d, %.02f V)\n", sys->CpState, sys->CpVoltage);
    }
    #endif

    //STEP 3: ============ Save Parameters from ShmCcsData to EXI Engine Buffer ============
    #if PARAMETER_NORMAL_MODE == ENABLE
    SHM_Read_din_PreChargeRes(&v2gObject.DIN, ShmCcsData);
    #else
    Sudo_Parameter_din_PreChargeRes();
    #endif

    //STEP 4: ============ Encode and Send Response Message ===========
    if (send_encoded_din_V2GTP_Stream(AcceptFd, &v2g_tx_stream, &v2gObject.DIN) != 0)
    {
    	DEBUG_ERROR("Tx encoded msg error\n");
        errn = -1;
    }

    //STEP 5: ============ Update Flags ===========

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso1_PreChargeRes(int AcceptFd)
{
    //[ To-Do] Check SessionID of ServiceDiscoveryReq,
    //if it is not the same, the packet should be ignored.

    //STEP 1: ============ Initialize ============
    //int i = 0;
    int errn = 0;
    bitstream_t v2g_tx_stream;
    static struct PreChargeResponse_ISO15118_2014 *pre;
    static struct ChargingInfoData *sys;

    size_t pos = 0;
    v2g_tx_stream.pos = &pos;
    v2g_tx_stream.size = V2GTP_MSG_TX_BUFFER_SIZE;	//(64*1024)   //65,536 = 65.5KB
    v2g_tx_stream.data = v2gBuffer.tx;
    pre = &ShmCcsData->V2GMessage_ISO15118_2014.PreChargeResponse;
    sys = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    pre->ResponseCode = OK_ISO15118_2014;

    //EVSE Status Code
    pre->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Ready;

    //[HEADER] Check Req SessionID
    if (Check_iso1_V2G_Rx_MSG_SessionID(&v2gObject.ISO1) < 0)
    {
        pre->ResponseCode = iso1responseCodeType_FAILED_UnknownSession; //6
        DEBUG_ERROR("unmatched SessionID => End_Process\n");
        errn = -1;
    }

    //Check for SequenceError
    if (EVCOMM_SYS_INFO.SequenceError == TRUE)
    {
        pre->ResponseCode = iso1responseCodeType_FAILED_SequenceError; //5
        DEBUG_ERROR("SequenceError => End_Process\n");
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_SequenceError (023758)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 5;
        ShmStatusCodeData->PresentStatusCode[0][5] = 8;
    }

    //STEP 2: ============ Modifiy Parameter of ShmCcsData ============
    SAVE_PhysicalValueType_ISO15118_2014(&pre->EVSEPresentVoltage, (int) (sys->PresentChargingVoltage * 10), V_ISO15118_2014);


    //Isolation Status
    if (sys->IsolationStatus == GFD_Invalid)    //0: invalid(on going)
    {
        pre->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Invalid; //0
        pre->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        Update_V2G_Status(Other_Fault);
        errn = -1;

        DEBUG_ERROR("IsolationStatus = %d\n", sys->IsolationStatus);
    }
    else if (sys->IsolationStatus == GFD_Valid) //1: valid
    {
        pre->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Valid;  //1
    }
    else if (sys->IsolationStatus == GFD_Warning) //2: waring
    {
        pre->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Warning;  //1
    }
    else if (sys->IsolationStatus == GFD_Fault) //3: fault
    {
    	DEBUG_ERROR("GFD_Fault => Emergency Shutdown\n");
        pre->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Fault;  //3
        pre->ResponseCode = FAILED_ISO15118_2014;
        pre->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        errn = -1;
    }
    else
    {
        pre->ResponseCode = FAILED_ISO15118_2014;
        pre->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Fault;  //3
        pre->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        Update_V2G_Status(Other_Fault);
        errn = -1;

        DEBUG_ERROR("IsolationStatus = %d (undefined)\n", sys->IsolationStatus);

    }

    //Check for CSU command of "Stop by EVSE"
    if (sys->DC_EVSEStatus == EVSE_Shutdown)
    {
        //Check for Alarm Code: CCS GFD trip (012235)
        if (ShmInternalComm->EVSEStopChargingReq.alarmcode[0] == 0 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[1] == 1 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[2] == 2 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[3] == 2 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[4] == 3 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[5] == 5)
        {
        	DEBUG_ERROR("CCS GFD trip => EVSE_Shutdown\n");
            pre->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Fault;
        }
        else
        {
        	DEBUG_ERROR("EVSE_Shutdown\n");
            pre->DC_EVSEStatus.EVSEIsolationStatus = (unsigned char)sys->IsolationStatus;
        }

        pre->ResponseCode = FAILED_ISO15118_2014;
        pre->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Shutdown;
        errn = -1;
    }
    else if (sys->DC_EVSEStatus == EVSE_EmergencyShutdown)
    {
        //Check for Alarm Code: CCS GFD trip (012235)
        if (ShmInternalComm->EVSEStopChargingReq.alarmcode[0] == 0 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[1] == 1 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[2] == 2 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[3] == 2 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[4] == 3 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[5] == 5)
        {
        	DEBUG_ERROR("CCS GFD trip => EVSE_EmergencyShutdown\n");
            pre->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Fault;
        }
        else
        {
        	DEBUG_ERROR("EVSE_EmergencyShutdown\n");
            pre->DC_EVSEStatus.EVSEIsolationStatus = (unsigned char)sys->IsolationStatus;
        }

        pre->ResponseCode = FAILED_ISO15118_2014;
        pre->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        errn = -1;
    }
    else if (ShmInternalComm->ChargingPermission == FALSE)
    {
    	DEBUG_ERROR("ChargingPermission = FALSE\n");
        pre->ResponseCode = FAILED_ISO15118_2014;
        pre->DC_EVSEStatus.EVSEIsolationStatus = (unsigned char)sys->IsolationStatus;
        pre->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Shutdown;
        errn = -1;
    }
    else
    {
        //null
    }

    //Response to CP Error
    #if CP_PROTECTION_MECHANISM == ENABLE
    if ((sys->CpState != 4) && (sys->CpState != 5))  //State C (6V), D (3V)
    {
        pre->ResponseCode = FAILED_ISO15118_2014;
        pre->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        Update_V2G_Status(Other_Fault);
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_CP_State_Error (023889)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 8;
        ShmStatusCodeData->PresentStatusCode[0][4] = 8;
        ShmStatusCodeData->PresentStatusCode[0][5] = 9;
        CSUCOMMDC_TASK_FLAG.EV_Stop_Type_Emergency = TRUE;

        DEBUG_ERROR("Emergency Stop by CP Error (%d, %.02f V)\n", sys->CpState, sys->CpVoltage);
    }
    #endif

    //STEP 3: ============ Save Parameters from ShmCcsData to EXI Engine Buffer ============
    #if PARAMETER_NORMAL_MODE == ENABLE
    SHM_Read_iso1_PreChargeRes(&v2gObject.ISO1, ShmCcsData);
    #else
    Sudo_Parameter_iso1_PreChargeRes();
    #endif

    //STEP 4: ============ Encode and Send Response Message ===========
    if (send_encoded_iso1_V2GTP_Stream(AcceptFd, &v2g_tx_stream, &v2gObject.ISO1) != 0)
    {
    	DEBUG_ERROR("Tx encoded msg error\n");
        errn = -1;
    }

    //STEP 5: ============ Update Flags ===========

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_din_PreChargeReq(int AcceptFd)
{
    int errn = 0;
    DEBUG_INFO("Request in.\n");

    //Print the decoded XML Document
    PRINT_XML_DOC_DIN_PreChargeReq(&v2gObject.DIN);

    //Save into Share Memory
    SHM_Save_din_PreChargeReq(ShmCcsData, &v2gObject.DIN, ShmSysConfigAndInfo);

    //Check for EV Error Code
    Check_EVErrorCode(ShmCcsData->V2GMessage_DIN70121.PreChargeRequest.DC_EVStatus.EVErrorCode);

    errn = Proc_din_PreChargeRes(AcceptFd);
    if (errn == 0)
    {
        //send response successfully.
        DEBUG_INFO("Response out.\n");
    }
    else
    {
    	DEBUG_ERROR("Proc_din_PreChargeRes() fail: %d (DEC)\n", errn);
    }
    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso1_PreChargeReq(int AcceptFd)
{
    int errn = 0;
    DEBUG_INFO("Request in.\n");

    //Print the decoded XML Document
    PRINT_XML_DOC_ISO1_PreChargeReq(&v2gObject.ISO1);

    //Save into Share Memory
    SHM_Save_iso1_PreChargeReq(ShmCcsData, &v2gObject.ISO1, ShmSysConfigAndInfo);

    //Check for EV Error Code
    Check_EVErrorCode(ShmCcsData->V2GMessage_ISO15118_2014.PreChargeRequest.DC_EVStatus.EVErrorCode);

    errn = Proc_iso1_PreChargeRes(AcceptFd);
    if (errn == 0)
    {
        //send response successfully.
        DEBUG_INFO("Response out.\n");
    }
    else
    {
    	DEBUG_ERROR("Proc_iso1_PreChargeRes() fail: %d (DEC)\n", errn);
    }
    return errn;
}

/**
 *
 * @param shm_ccs
 */
void SHM_Init_din_PowerDeliveryRes(struct CcsData *shm_ccs)
{
	struct PowerDeliveryResponse_DIN70121 *in;

	in = &shm_ccs->V2GMessage_DIN70121.PowerDeliveryResponse;


	//----- [BODY (1/3)] ResponseCode -----
    in->ResponseCode = dinresponseCodeType_OK;


    //----- [BODY (2/3)] AC_EVSEStatus -----
    //ignore, since DIN 70121 doesn't support AC, yet.


    //----- [BODY (2/3)] DC_EVSEStatus -----
	SHM_Init_dinDC_EVSEStatusType(&in->DC_EVSEStatus);
}

/**
 *
 */
void Sudo_Parameter_din_PowerDeliveryRes()
{
    init_dinBodyType(&v2gObject.DIN.V2G_Message.Body);
    init_dinPowerDeliveryResType(&v2gObject.DIN.V2G_Message.Body.PowerDeliveryRes);

    v2gObject.DIN.V2G_Message.Body.PowerDeliveryRes_isUsed = 1u;

    //----- [BODY (1/3)] ResponseCode -----
    struct dinPowerDeliveryResType *res;
    res = &v2gObject.DIN.V2G_Message.Body.PowerDeliveryRes;
    res->ResponseCode = dinresponseCodeType_OK;


    //----- [BODY (2/3)] AC_EVSEStatus -----
    //ignore, since DIN 70121 doesn't support AC, yet.


    //----- [BODY (2/3)] DC_EVSEStatus -----
    res->DC_EVSEStatus_isUsed = 1u;
    res->DC_EVSEStatus.EVSEIsolationStatus_isUsed = 1u;
    res->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Valid;
    //	dinisolationLevelType_Invalid = 0,
    //	dinisolationLevelType_Valid = 1,
    //	dinisolationLevelType_Warning = 2,
    //	dinisolationLevelType_Fault = 3

    res->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Ready;
    // dinDC_EVSEStatusCodeType_EVSE_NotReady = 0,
    // dinDC_EVSEStatusCodeType_EVSE_Ready = 1,
    // dinDC_EVSEStatusCodeType_EVSE_Shutdown = 2,
    // dinDC_EVSEStatusCodeType_EVSE_UtilityInterruptEvent = 3,
    // dinDC_EVSEStatusCodeType_EVSE_IsolationMonitoringActive = 4,
    // dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown = 5,
    // dinDC_EVSEStatusCodeType_EVSE_Malfunction = 6,
    // dinDC_EVSEStatusCodeType_Reserved_8 = 7,
    // dinDC_EVSEStatusCodeType_Reserved_9 = 8,
    // dinDC_EVSEStatusCodeType_Reserved_A = 9,
    // dinDC_EVSEStatusCodeType_Reserved_B = 10,
    // dinDC_EVSEStatusCodeType_Reserved_C = 11

    res->DC_EVSEStatus.NotificationMaxDelay = 0u;

    res->DC_EVSEStatus.EVSENotification = dinEVSENotificationType_None;
    // dinEVSENotificationType_None = 0,
    // dinEVSENotificationType_StopCharging = 1,
    // dinEVSENotificationType_ReNegotiation = 2
}

/**
 *
 */
void Sudo_Parameter_iso1_PowerDeliveryRes()
{
    init_iso1BodyType(&v2gObject.ISO1.V2G_Message.Body);
    init_iso1PowerDeliveryResType(&v2gObject.ISO1.V2G_Message.Body.PowerDeliveryRes);

    v2gObject.ISO1.V2G_Message.Body.PowerDeliveryRes_isUsed = 1u;

    //----- [BODY (1/3)] ResponseCode -----
    struct iso1PowerDeliveryResType *res;
    res = &v2gObject.ISO1.V2G_Message.Body.PowerDeliveryRes;
    res->ResponseCode = iso1responseCodeType_OK;


    //----- [BODY (2/3)] AC_EVSEStatus -----
    //ignore, since our ISO1 70121 doesn't support AC, yet.


    //----- [BODY (2/3)] DC_EVSEStatus -----
    res->DC_EVSEStatus_isUsed = 1u;
    res->DC_EVSEStatus.EVSEIsolationStatus_isUsed = 1u;
    res->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Valid;
    //iso1isolationLevelType_Invalid = 0,
	//iso1isolationLevelType_Valid = 1,
	//iso1isolationLevelType_Warning = 2,
	//iso1isolationLevelType_Fault = 3,
	//iso1isolationLevelType_No_IMD = 4

    res->DC_EVSEStatus.EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Ready;
    //iso1DC_EVSEStatusCodeType_EVSE_NotReady = 0,
	//iso1DC_EVSEStatusCodeType_EVSE_Ready = 1,
	//iso1DC_EVSEStatusCodeType_EVSE_Shutdown = 2,
	//iso1DC_EVSEStatusCodeType_EVSE_UtilityInterruptEvent = 3,
	//iso1DC_EVSEStatusCodeType_EVSE_IsolationMonitoringActive = 4,
	//iso1DC_EVSEStatusCodeType_EVSE_EmergencyShutdown = 5,
	//iso1DC_EVSEStatusCodeType_EVSE_Malfunction = 6,
	//iso1DC_EVSEStatusCodeType_Reserved_8 = 7,
	//iso1DC_EVSEStatusCodeType_Reserved_9 = 8,
	//iso1DC_EVSEStatusCodeType_Reserved_A = 9,
	//iso1DC_EVSEStatusCodeType_Reserved_B = 10,
	//iso1DC_EVSEStatusCodeType_Reserved_C = 11

    res->DC_EVSEStatus.NotificationMaxDelay = 0u;

    res->DC_EVSEStatus.EVSENotification = iso1EVSENotificationType_None;
    //iso1EVSENotificationType_None = 0,
	//iso1EVSENotificationType_StopCharging = 1,
	//iso1EVSENotificationType_ReNegotiation = 2
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_din_PowerDeliveryStartRes(int AcceptFd)
{
    //[ To-Do] Check SessionID of ServiceDiscoveryReq,
    //if it is not the same, the packet should be ignored.

    //STEP 1: ============ Initialize ============
    //int i = 0;
    int errn = 0;
    bitstream_t v2g_tx_stream;
    struct dinPowerDeliveryResType *res;
    struct ChargingInfoData *sys;

    size_t pos = 0;
    v2g_tx_stream.pos = &pos;
    v2g_tx_stream.size = V2GTP_MSG_TX_BUFFER_SIZE;	//(64*1024)   //65,536 = 65.5KB
    v2g_tx_stream.data = v2gBuffer.tx;
    res = &v2gObject.DIN.V2G_Message.Body.PowerDeliveryRes;
    sys = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    res->ResponseCode = OK_DIN70121;

    //[HEADER] Check Req SessionID
    if (Check_din_V2G_Rx_MSG_SessionID(&v2gObject.DIN) < 0)
    {
        res->ResponseCode = dinresponseCodeType_FAILED_UnknownSession; //6
        DEBUG_ERROR("unmatched SessionID => End_Process\n");
        errn = -1;
    }

    //Check for SequenceError
    if (EVCOMM_SYS_INFO.SequenceError == TRUE)
    {
        res->ResponseCode = dinresponseCodeType_FAILED_SequenceError; //5
        DEBUG_ERROR("SequenceError => End_Process\n");
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_SequenceError (023758)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 5;
        ShmStatusCodeData->PresentStatusCode[0][5] = 8;
    }


    //STEP 2: ============ Modifiy Parameter of ShmCcsData ============

    //STEP 3: ============ Save Parameters from ShmCcsData to EXI Engine Buffer ============
    #if PARAMETER_NORMAL_MODE == ENABLE
    SHM_Read_din_PowerDeliveryRes(&v2gObject.DIN, ShmCcsData);
    #else
    Sudo_Parameter_din_PowerDeliveryRes();
    #endif

    //EVSE Status Code
    res->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Valid;  //1
    res->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Ready;

    //Check for CSU command of "Stop by EVSE"
    if (sys->DC_EVSEStatus == EVSE_Shutdown)
    {
        //res->ResponseCode = FAILED_DIN70121;
        res->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Shutdown;
    }
    else if (sys->DC_EVSEStatus == EVSE_EmergencyShutdown)
    {
        //res->ResponseCode = FAILED_DIN70121;
        res->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
    }
    else if (ShmInternalComm->ChargingPermission == FALSE)
    {
        //res->ResponseCode = FAILED_DIN70121;
        res->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Shutdown;
    }

    //STEP 4: ============ Encode and Send Response Message ===========
    if (send_encoded_din_V2GTP_Stream(AcceptFd, &v2g_tx_stream, &v2gObject.DIN) != 0)
    {
    	DEBUG_ERROR("Tx encoded msg error\n");
        errn = -1;
    }

    //STEP 5: ============ Update Flags ===========

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso1_PowerDeliveryStartRes(int AcceptFd)
{
    //[ To-Do] Check SessionID of ServiceDiscoveryReq,
    //if it is not the same, the packet should be ignored.

    //STEP 1: ============ Initialize ============
    //int i = 0;
    int errn = 0;
    bitstream_t v2g_tx_stream;
    struct iso1PowerDeliveryResType *res;
    struct ChargingInfoData *sys;

    size_t pos = 0;
    v2g_tx_stream.pos = &pos;
    v2g_tx_stream.size = V2GTP_MSG_TX_BUFFER_SIZE;	//(64*1024)   //65,536 = 65.5KB
    v2g_tx_stream.data = v2gBuffer.tx;
    res = &v2gObject.ISO1.V2G_Message.Body.PowerDeliveryRes;
    sys = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    res->ResponseCode = OK_ISO15118_2014;

    //[HEADER] Check Req SessionID
    if (Check_iso1_V2G_Rx_MSG_SessionID(&v2gObject.ISO1) < 0)
    {
        res->ResponseCode = iso1responseCodeType_FAILED_UnknownSession; //6
        DEBUG_ERROR("unmatched SessionID => End_Process\n");
        errn = -1;
    }


    //STEP 2: ============ Modifiy Parameter of ShmCcsData ============

    //STEP 3: ============ Save Parameters from ShmCcsData to EXI Engine Buffer ============
    #if PARAMETER_NORMAL_MODE == ENABLE
    SHM_Read_iso1_PowerDeliveryRes(&v2gObject.ISO1, ShmCcsData);
    #else
    Sudo_Parameter_iso1_PowerDeliveryRes();
    #endif

    //EVSE Status Code
    res->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Valid;  //1
    res->DC_EVSEStatus.EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Ready;

    //Check for CSU command of "Stop by EVSE"
    if (sys->DC_EVSEStatus == EVSE_Shutdown)
    {
        //res->ResponseCode = FAILED_ISO15118_2014;
        res->DC_EVSEStatus.EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Shutdown;
    }
    else if (sys->DC_EVSEStatus == EVSE_EmergencyShutdown)
    {
        //res->ResponseCode = FAILED_ISO15118_2014;
        res->DC_EVSEStatus.EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
    }
    else if (ShmInternalComm->ChargingPermission == FALSE)
    {
        //res->ResponseCode = FAILED_ISO15118_2014;
        res->DC_EVSEStatus.EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Shutdown;
    }

    //STEP 4: ============ Encode and Send Response Message ===========
    if (send_encoded_iso1_V2GTP_Stream(AcceptFd, &v2g_tx_stream, &v2gObject.ISO1) != 0)
    {
    	DEBUG_ERROR("Tx encoded msg error\n");
        errn = -1;
    }

    //STEP 5: ============ Update Flags ===========

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_din_PowerDeliveryStartReq(int AcceptFd)
{
    int errn = 0;
    DEBUG_INFO("Request in.\n");


    //Print the decoded XML Document
    PRINT_XML_DOC_DIN_PowerDeliveryReq(&v2gObject.DIN);

    //Save into Share Memory
    SHM_Save_din_PowerDeliveryReq(ShmCcsData, &v2gObject.DIN, ShmSysConfigAndInfo);

    //Check for EV Error Code
    Check_EVErrorCode(ShmCcsData->V2GMessage_DIN70121.PowerDeliveryRequest.DC_EVPowerDeliveryParameter.DC_EVStatus.EVErrorCode);

    errn = Proc_din_PowerDeliveryStartRes(AcceptFd);
    if (errn == 0)
    {
        //send response successfully.
        DEBUG_INFO("Response out.\n");
    }
    else
    {
    	DEBUG_ERROR("Proc_din_PowerDeliveryStartRes() fail: %d (DEC)\n", errn);
    }
    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso1_PowerDeliveryStartReq(int AcceptFd)
{
    int errn = 0;
    DEBUG_INFO("Request in.\n");

    //Print the decoded XML Document
    PRINT_XML_DOC_ISO1_PowerDeliveryReq(&v2gObject.ISO1);

    //Save into Share Memory
    SHM_Save_iso1_PowerDeliveryReq(ShmCcsData, &v2gObject.ISO1, ShmSysConfigAndInfo);

    //Check for EV Error Code
    Check_EVErrorCode(ShmCcsData->V2GMessage_ISO15118_2014.PowerDeliveryRequest.DC_EVPowerDeliveryParameter.DC_EVStatus.EVErrorCode);

    errn = Proc_iso1_PowerDeliveryStartRes(AcceptFd);
    if (errn == 0)
    {
        //send response successfully.
        DEBUG_INFO("Response out.\n");
    }
    else
    {
    	DEBUG_ERROR("Proc_iso1_PowerDeliveryStartRes() fail: %d (DEC)\n", errn);
    }
    return errn;
}

/**
 *
 * @param shm_ccs
 */
void SHM_Init_din_CurrentDemandRes(struct CcsData *shm_ccs)
{
	struct CurrentDemandResponse_DIN70121 *in;

	in = &shm_ccs->V2GMessage_DIN70121.CurrentDemandResponse;


	//----- [BODY (1/10)] ResponseCode -----
    in->ResponseCode = dinresponseCodeType_OK;

    //----- [BODY (2/10)] DC_EVSEStatus -----
    SHM_Init_dinDC_EVSEStatusType(&in->DC_EVSEStatus);


    //----- [BODY (3/10)] EVSEPresentVoltage -----
    short value = 0; int multiplier = 0; unsigned char unit = 0;

    //value = 3820; multiplier = -1; unit = V_DIN70121;    //382V, for test only.
    value = 0; multiplier = 0; unit = V_DIN70121;
	SHM_Save_dinPhysicalValueType(&in->EVSEPresentVoltage, value, multiplier, unit);


    //----- [BODY (4/10)] EVSEPresentCurrent -----
    //value = 600; multiplier = -1; unit = A_DIN70121;    //60A, for test only.
    value = 0; multiplier = 0; unit = A_DIN70121;
    SHM_Save_dinPhysicalValueType(&in->EVSEPresentCurrent, value, multiplier, unit);


    //----- [BODY (5/10)] EVSECurrentLimitAchieved -----
    in->EVSECurrentLimitAchieved = FALSE;

    //----- [BODY (6/10)] EVSEVoltageLimitAchieved -----
    in->EVSEVoltageLimitAchieved = FALSE;

    //----- [BODY (7/10)] EVSEPowerLimitAchieved -----
    in->EVSEPowerLimitAchieved = FALSE;

    //----- [BODY (8/10)] EVSEMaximumVoltageLimit -----
    //value = 7500; multiplier = -1; unit = V_DIN70121;    //750V
    value = 5000; multiplier = -1; unit = V_DIN70121;    //500V
    SHM_Save_dinPhysicalValueType(&in->EVSEMaximumVoltageLimit, value, multiplier, unit);

    //----- [BODY (9/10)] EVSEMaximumCurrentLimit -----
    value = 600; multiplier = -1; unit = A_DIN70121;    //60A
    SHM_Save_dinPhysicalValueType(&in->EVSEMaximumCurrentLimit, value, multiplier, unit);

    //----- [BODY (10/10)] EVSEMaximumPowerLimit -----
    value = 3000; multiplier = 1; unit = W_DIN70121;    //30KW
    SHM_Save_dinPhysicalValueType(&in->EVSEMaximumPowerLimit, value, multiplier, unit);
}

/**
 *
 */
void Sudo_Parameter_din_CurrentDemandRes()
{
    init_dinBodyType(&v2gObject.DIN.V2G_Message.Body);
    init_dinCurrentDemandResType(&v2gObject.DIN.V2G_Message.Body.CurrentDemandRes);

    v2gObject.DIN.V2G_Message.Body.CurrentDemandRes_isUsed = 1u;

    //----- [BODY (1/10)] ResponseCode -----
    struct dinCurrentDemandResType *res;
    res = &v2gObject.DIN.V2G_Message.Body.CurrentDemandRes;
    res->ResponseCode = dinresponseCodeType_OK;

    //----- [BODY (2/10)] DC_EVSEStatus -----
    res->DC_EVSEStatus.EVSEIsolationStatus_isUsed = 1u;
    res->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Invalid;
    //	dinisolationLevelType_Invalid = 0,
    //	dinisolationLevelType_Valid = 1,
    //	dinisolationLevelType_Warning = 2,
    //	dinisolationLevelType_Fault = 3

    res->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Ready;
    // dinDC_EVSEStatusCodeType_EVSE_NotReady = 0,
    // dinDC_EVSEStatusCodeType_EVSE_Ready = 1,
    // dinDC_EVSEStatusCodeType_EVSE_Shutdown = 2,
    // dinDC_EVSEStatusCodeType_EVSE_UtilityInterruptEvent = 3,
    // dinDC_EVSEStatusCodeType_EVSE_IsolationMonitoringActive = 4,
    // dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown = 5,
    // dinDC_EVSEStatusCodeType_EVSE_Malfunction = 6,
    // dinDC_EVSEStatusCodeType_Reserved_8 = 7,
    // dinDC_EVSEStatusCodeType_Reserved_9 = 8,
    // dinDC_EVSEStatusCodeType_Reserved_A = 9,
    // dinDC_EVSEStatusCodeType_Reserved_B = 10,
    // dinDC_EVSEStatusCodeType_Reserved_C = 11

    res->DC_EVSEStatus.NotificationMaxDelay = 0u;
    res->DC_EVSEStatus.EVSENotification = dinEVSENotificationType_None;
    // dinEVSENotificationType_None = 0,
    // dinEVSENotificationType_StopCharging = 1,
    // dinEVSENotificationType_ReNegotiation = 2



    //----- [BODY (3/10)] EVSEPresentVoltage -----
    res->EVSEPresentVoltage.Value = 3820;
    res->EVSEPresentVoltage.Multiplier = -1;
    res->EVSEPresentVoltage.Unit_isUsed = 1u;
    res->EVSEPresentVoltage.Unit = dinunitSymbolType_V;


    //----- [BODY (4/10)] EVSEPresentCurrent -----
    res->EVSEPresentCurrent.Value = 1200;
    res->EVSEPresentCurrent.Multiplier = -1;
    res->EVSEPresentCurrent.Unit_isUsed = 1u;
    res->EVSEPresentCurrent.Unit = dinunitSymbolType_A;


    //----- [BODY (5/10)] EVSECurrentLimitAchieved -----
    res->EVSECurrentLimitAchieved = 0;

    //----- [BODY (6/10)] EVSEVoltageLimitAchieved -----
    res->EVSEVoltageLimitAchieved = 0;

    //----- [BODY (7/10)] EVSEPowerLimitAchieved -----
    res->EVSEPowerLimitAchieved = 0;

    //----- [BODY (8/10)] EVSEMaximumVoltageLimit -----
    res->EVSEMaximumVoltageLimit_isUsed = 1u;
    res->EVSEMaximumVoltageLimit.Value = 7500;
    res->EVSEMaximumVoltageLimit.Multiplier = -1;
    res->EVSEMaximumVoltageLimit.Unit_isUsed = 1u;
    res->EVSEMaximumVoltageLimit.Unit = dinunitSymbolType_V;

    //----- [BODY (9/10)] EVSEMaximumCurrentLimit -----
    res->EVSEMaximumCurrentLimit_isUsed = 1u;
    res->EVSEMaximumCurrentLimit.Value = 1200;
    res->EVSEMaximumCurrentLimit.Multiplier = -1;
    res->EVSEMaximumCurrentLimit.Unit_isUsed = 1u;
    res->EVSEMaximumCurrentLimit.Unit = dinunitSymbolType_A;

    //----- [BODY (10/10)] EVSEMaximumPowerLimit -----
    res->EVSEMaximumPowerLimit_isUsed = 1u;
    res->EVSEMaximumPowerLimit.Value = 6000;
    res->EVSEMaximumPowerLimit.Multiplier = 1;
    res->EVSEMaximumPowerLimit.Unit_isUsed = 1u;
    res->EVSEMaximumPowerLimit.Unit = dinunitSymbolType_W;
}

/**
 *
 */
void Sudo_Parameter_iso1_CurrentDemandRes()
{
    init_iso1BodyType(&v2gObject.ISO1.V2G_Message.Body);
    init_iso1CurrentDemandResType(&v2gObject.ISO1.V2G_Message.Body.CurrentDemandRes);

    v2gObject.ISO1.V2G_Message.Body.CurrentDemandRes_isUsed = 1u;

    //----- [BODY (1/10)] ResponseCode -----
    struct iso1CurrentDemandResType *res;
    res = &v2gObject.ISO1.V2G_Message.Body.CurrentDemandRes;
    res->ResponseCode = iso1responseCodeType_OK;

    //----- [BODY (2/10)] DC_EVSEStatus -----
    res->DC_EVSEStatus.EVSEIsolationStatus_isUsed = 1u;
    res->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Invalid;
    //iso1isolationLevelType_Invalid = 0,
	//iso1isolationLevelType_Valid = 1,
	//iso1isolationLevelType_Warning = 2,
	//iso1isolationLevelType_Fault = 3,
	//iso1isolationLevelType_No_IMD = 4

    res->DC_EVSEStatus.EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Ready;
    //iso1DC_EVSEStatusCodeType_EVSE_NotReady = 0,
	//iso1DC_EVSEStatusCodeType_EVSE_Ready = 1,
	//iso1DC_EVSEStatusCodeType_EVSE_Shutdown = 2,
	//iso1DC_EVSEStatusCodeType_EVSE_UtilityInterruptEvent = 3,
	//iso1DC_EVSEStatusCodeType_EVSE_IsolationMonitoringActive = 4,
	//iso1DC_EVSEStatusCodeType_EVSE_EmergencyShutdown = 5,
	//iso1DC_EVSEStatusCodeType_EVSE_Malfunction = 6,
	//iso1DC_EVSEStatusCodeType_Reserved_8 = 7,
	//iso1DC_EVSEStatusCodeType_Reserved_9 = 8,
	//iso1DC_EVSEStatusCodeType_Reserved_A = 9,
	//iso1DC_EVSEStatusCodeType_Reserved_B = 10,
	//iso1DC_EVSEStatusCodeType_Reserved_C = 11

    res->DC_EVSEStatus.NotificationMaxDelay = 0u;
    res->DC_EVSEStatus.EVSENotification = iso1EVSENotificationType_None;
    //iso1EVSENotificationType_None = 0,
	//iso1EVSENotificationType_StopCharging = 1,
	//iso1EVSENotificationType_ReNegotiation = 2



    //----- [BODY (3/10)] EVSEPresentVoltage -----
    res->EVSEPresentVoltage.Value = 3820;
    res->EVSEPresentVoltage.Multiplier = -1;
    //res->EVSEPresentVoltage.Unit_isUsed = 1u;
    res->EVSEPresentVoltage.Unit = iso1unitSymbolType_V;


    //----- [BODY (4/10)] EVSEPresentCurrent -----
    res->EVSEPresentCurrent.Value = 1200;
    res->EVSEPresentCurrent.Multiplier = -1;
    //res->EVSEPresentCurrent.Unit_isUsed = 1u;
    res->EVSEPresentCurrent.Unit = iso1unitSymbolType_A;


    //----- [BODY (5/10)] EVSECurrentLimitAchieved -----
    res->EVSECurrentLimitAchieved = 0;

    //----- [BODY (6/10)] EVSEVoltageLimitAchieved -----
    res->EVSEVoltageLimitAchieved = 0;

    //----- [BODY (7/10)] EVSEPowerLimitAchieved -----
    res->EVSEPowerLimitAchieved = 0;

    //----- [BODY (8/10)] EVSEMaximumVoltageLimit -----
    res->EVSEMaximumVoltageLimit_isUsed = 1u;
    res->EVSEMaximumVoltageLimit.Value = 7500;
    res->EVSEMaximumVoltageLimit.Multiplier = -1;
    //res->EVSEMaximumVoltageLimit.Unit_isUsed = 1u;
    res->EVSEMaximumVoltageLimit.Unit = iso1unitSymbolType_V;

    //----- [BODY (9/10)] EVSEMaximumCurrentLimit -----
    res->EVSEMaximumCurrentLimit_isUsed = 1u;
    res->EVSEMaximumCurrentLimit.Value = 1200;
    res->EVSEMaximumCurrentLimit.Multiplier = -1;
    //res->EVSEMaximumCurrentLimit.Unit_isUsed = 1u;
    res->EVSEMaximumCurrentLimit.Unit = iso1unitSymbolType_A;

    //----- [BODY (10/10)] EVSEMaximumPowerLimit -----
    res->EVSEMaximumPowerLimit_isUsed = 1u;
    res->EVSEMaximumPowerLimit.Value = 6000;
    res->EVSEMaximumPowerLimit.Multiplier = 1;
    //res->EVSEMaximumPowerLimit.Unit_isUsed = 1u;
    res->EVSEMaximumPowerLimit.Unit = iso1unitSymbolType_W;
}

/**
 *
 */
void Sudo_Parameter_iso1_ChargingStatusRes()
{
    //int i = 0;
	struct iso1ChargingStatusResType *res;
	init_iso1BodyType(&v2gObject.ISO1.V2G_Message.Body);
	init_iso1ChargingStatusResType(&v2gObject.ISO1.V2G_Message.Body.ChargingStatusRes);

	res = &v2gObject.ISO1.V2G_Message.Body.ChargingStatusRes;
	v2gObject.ISO1.V2G_Message.Body.ChargingStatusRes_isUsed = 1u;


	//----- [BODY (1/10)] ResponseCode -----
    res->ResponseCode = OK_ISO15118_2014;

    //----- [BODY (2/10)] AC_EVSEStatus -----
    res->AC_EVSEStatus.RCD = FALSE;     //FALSE(no error), TRUE(error is detected)
    res->AC_EVSEStatus.NotificationMaxDelay = 0;
    res->AC_EVSEStatus.EVSENotification = iso1EVSENotificationType_None;
    //	iso1EVSENotificationType_None = 0,
    //	iso1EVSENotificationType_StopCharging = 1,
    //	iso1EVSENotificationType_ReNegotiation = 2

    //----- [BODY (3/10)] EVSEMaxCurrent -----
	res->EVSEMaxCurrent_isUsed = 1u;
	res->EVSEMaxCurrent.Value = 32;
	res->EVSEMaxCurrent.Multiplier = 0;
	res->EVSEMaxCurrent.Unit = iso1unitSymbolType_A;

    //----- [BODY (4/10)] SAScheduleTupleID -----
	res->SAScheduleTupleID = 0;

    //----- [BODY (5/10)] EVSEID -----
    res->EVSEID.charactersLen = 37;
    memset(res->EVSEID.characters, 0, sizeof(res->EVSEID.characters));
    //sprintf((char*)res->EVSEID.characters, CCS_AC_EVSEID);

    //----- [BODY (6/10)] MeterInfo -----
    res->MeterInfo_isUsed = 1u;
    memset(res->MeterInfo.MeterID.characters, 0, sizeof(res->MeterInfo.MeterID.characters));
    memset(res->MeterInfo.SigMeterReading.bytes, 0, sizeof(res->MeterInfo.SigMeterReading.bytes));

    //[MeterInfo][1/5] MeterID
    //sprintf((char*)res->MeterInfo.MeterID , CCS_AC_METER_ID);

    //[MeterInfo][2/5] SigMeterReading (optional)
    //sprintf((char*)res->MeterInfo.SigMeterReading , CCS_AC_SIG_METER_READING);

    //[MeterInfo][3/5] MeterStatus (optional)
    res->MeterInfo.MeterStatus = 0;

    //[MeterInfo][4/5] MeterReading (optional)
    res->MeterInfo.MeterReading = 12345;

    //[MeterInfo][5/5] TMeter (optional)
    res->MeterInfo.TMeter = 1586243587; //Unix Time Stamp format


    //----- [BODY (7/10)] ReceiptRequired -----
    res->ReceiptRequired_isUsed = 1u;
    res->ReceiptRequired = FALSE;       //optional
}

/**
 *
 * @param code
 */
void Check_EVErrorCode(int code)
{
    if (code != NO_ERROR)	//NO_ERROR = 0
    {
        //Asking CSU to Stop
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        //Update_V2G_Status(Other_Fault);

        DEBUG_INFO("Stop by EV (EVErrorCode = %d (DEC))\n", code);
    }
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_din_CurrentDemandRes(int AcceptFd)
{
    //[ To-Do] Check SessionID of ServiceDiscoveryReq,
    //if it is not the same, the packet should be ignored.

    //STEP 1: ============ Initialize ============
    int errn = 0;
    bitstream_t v2g_tx_stream;
    static struct CurrentDemandResponse_DIN70121 *cur;
    static struct ChargingInfoData *sys;

//    int i = 0;
//    static int EVSE_max_current;
//    int tmp = 0;

    size_t pos = 0;
    v2g_tx_stream.pos = &pos;
    v2g_tx_stream.size = V2GTP_MSG_TX_BUFFER_SIZE;	//(64*1024)   //65,536 = 65.5KB
    v2g_tx_stream.data = v2gBuffer.tx;
    cur = &ShmCcsData->V2GMessage_DIN70121.CurrentDemandResponse;
    sys = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    cur->ResponseCode = OK_DIN70121;

    //EVSE Status Code
    cur->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Ready;

    //[HEADER] Check Req SessionID
    if (Check_din_V2G_Rx_MSG_SessionID(&v2gObject.DIN) < 0)
    {
        cur->ResponseCode = dinresponseCodeType_FAILED_UnknownSession; //6
        DEBUG_ERROR("unmatched SessionID => End_Process\n");
        errn = -1;
    }

    //Check for SequenceError
    if (EVCOMM_SYS_INFO.SequenceError == TRUE)
    {
        cur->ResponseCode = dinresponseCodeType_FAILED_SequenceError; //5
        DEBUG_ERROR("SequenceError => End_Process\n");
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_SequenceError (023758)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 5;
        ShmStatusCodeData->PresentStatusCode[0][5] = 8;
    }

    //Check for negative EvBatteryMaxCurrent
    if (sys->EvBatteryMaxCurrent < 0)
    {
    	DEBUG_ERROR("EvBatteryMaxCurrent is negative(%.02f) => End_Process\n", sys->EvBatteryMaxCurrent);

        cur->DC_EVSEStatus.EVSEStatusCode = dinresponseCodeType_FAILED_WrongChargeParameter;    //16
        cur->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Shutdown;
        errn = -1;
        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_WrongChargeParameter (023775)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 7;
        ShmStatusCodeData->PresentStatusCode[0][5] = 5;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
    }

    //STEP 2: ============ Modifiy Parameter of ShmCcsData ============
    SAVE_PhysicalValueType_DIN70121(&cur->EVSEPresentCurrent, (int) (sys->PresentChargingCurrent * 10), A_DIN70121);
    SAVE_PhysicalValueType_DIN70121(&cur->EVSEPresentVoltage, (int) (sys->PresentChargingVoltage * 10), V_DIN70121);
    #if TESLA_SLOW_INCREASE_CURRENT_FUNCTION == DISABLE
    SAVE_PhysicalValueType_DIN70121(&cur->EVSEMaximumCurrentLimit, (int) (sys->AvailableChargingCurrent * 10), A_DIN70121);
    #endif
    SAVE_PhysicalValueType_DIN70121(&cur->EVSEMaximumPowerLimit, (int) (sys->AvailableChargingPower * 10), W_DIN70121);
    SAVE_PhysicalValueType_DIN70121(&cur->EVSEMaximumVoltageLimit, (int) (sys->MaximumChargingVoltage * 10), V_DIN70121);


    #if PATCH_FOR_BMW_I3_BUG_EVSEMAXIMUMVOLTAGELIMIT_599V == ENABLE
    if (sys->EvBatteryMaxVoltage <= 500)
    {
        SAVE_PhysicalValueType_DIN70121(&cur->EVSEMaximumVoltageLimit, (int) (500 * 10), V_DIN70121);   //500V
    }
    #endif

    //Limit the EVTargetCurrent should be under EVSEMaximumCurrentLimit
    if (sys->EvBatterytargetCurrent > sys->AvailableChargingCurrent)
    {
        sys->EvBatterytargetCurrent = sys->AvailableChargingCurrent;

        //[To-Do] Limit is achieved flag
    }

    //Isolation Status
    if (sys->IsolationStatus == GFD_Invalid)  //0:invalid (on going)
    {
        cur->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Invalid; //0
        cur->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        DEBUG_ERROR("IsolationStatus = %d\n", sys->IsolationStatus);
        Update_V2G_Status(Other_Fault);
        errn = -1;

    }
    else if (sys->IsolationStatus == GFD_Valid) //1: valid
    {
        cur->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Valid;  //1
    }
    else if (sys->IsolationStatus == GFD_Warning) //2: warning
    {
        cur->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Warning; //2
    }
    else if (sys->IsolationStatus == GFD_Fault) //3: fault
    {
        cur->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Fault;  //3
        cur->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        DEBUG_ERROR("GFD_Fault => Emergency Shutdown\n");
        Update_V2G_Status(Other_Fault);
        errn = -1;
    }
    else //GFD_No_IMD or other unexpected status
    {
        cur->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Fault;  //3
        cur->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        DEBUG_ERROR("IsolationStatus = %d(undefined)\n", sys->IsolationStatus);
        Update_V2G_Status(Other_Fault);
        errn = -1;
    }

    //For testing with Tesla Model 3
    #if TESLA_SLOW_INCREASE_CURRENT_FUNCTION == ENABLE
    //[CAUTION][To-Do] Decresement of Current is not implemented.
    //SAVE_PhysicalValueType_DIN70121(&cur->EVSEMaximumCurrentLimit, 10, A_DIN70121);
    if (sys->EvBatterytargetCurrent <= 0)
    {
        EVSE_max_current =  50;   //10A
        cur->EVSEMaximumCurrentLimit.Value = 50;   //10A
        /*
          DEBUG_PRINTF_EVCOMM_DETAIL("1PresentChargingCurrent = %.02f, EvBatterytargetCurrent = %.02f, EVSE_max_current = %d, EVSEMaximumCurrentLimit = %d\n",
                    sys->PresentChargingCurrent,
                    sys->EvBatterytargetCurrent,
                    EVSE_max_current,
                    cur->EVSEMaximumCurrentLimit.Value
                );
        */
    }
    else //1A
    {
        /*
    	  DEBUG_PRINTF_EVCOMM_DETAIL("2PresentChargingCurrent = %.02f, EvBatterytargetCurrent = %.02f, EVSE_max_current = %d, EVSEMaximumCurrentLimit = %d\n",
                    sys->PresentChargingCurrent,
                    sys->EvBatterytargetCurrent,
                    EVSE_max_current,
                    cur->EVSEMaximumCurrentLimit.Value
                );
        */
        if ((abs((int)sys->PresentChargingCurrent - (int)sys->EvBatterytargetCurrent) < 3)&&(abs((int)(EVSE_max_current/10) - (int)sys->EvBatterytargetCurrent) < 3))
        {
            tmp = EVSE_max_current + 50; //10A

            if (tmp <= (int)(sys->AvailableChargingCurrent * 10))
            {
             cur->EVSEMaximumCurrentLimit.Value = (int)tmp;
                EVSE_max_current = tmp;
            }
            else
            {
                cur->EVSEMaximumCurrentLimit.Value = (int) (sys->AvailableChargingCurrent * 10);   //max is set to 40A
                 EVSE_max_current =  (int) (sys->AvailableChargingCurrent * 10);
            }
        }
    }
    #endif

    //Check for CSU command of "Stop by EVSE"
    if (sys->DC_EVSEStatus == EVSE_Shutdown)
    {
        //Check for Alarm Code: CCS GFD trip (012235)
        if (ShmInternalComm->EVSEStopChargingReq.alarmcode[0] == 0 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[1] == 1 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[2] == 2 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[3] == 2 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[4] == 3 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[5] == 5)
        {
        	DEBUG_ERROR("[DIN]CCS GFD trip => EVSE_Shutdown\n");
            cur->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Fault;
        }
        else
        {
        	DEBUG_ERROR("[DIN]]EVSE_Shutdown\n");
            cur->DC_EVSEStatus.EVSEIsolationStatus = (unsigned char)sys->IsolationStatus;
        }

        //cur->ResponseCode = FAILED_DIN70121;
        cur->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Shutdown;
        //errn = -1;
    }
    else if (sys->DC_EVSEStatus == EVSE_EmergencyShutdown)
    {
        //Check for Alarm Code: CCS GFD trip (012235)
        if (ShmInternalComm->EVSEStopChargingReq.alarmcode[0] == 0 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[1] == 1 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[2] == 2 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[3] == 2 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[4] == 3 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[5] == 5)
        {
            DEBUG_INFO("[DIN]]CCS GFD trip => EVSE_EmergencyShutdown\n");
            cur->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Fault;
        }
        else
        {
        	DEBUG_ERROR("[DIN]EVSE_EmergencyShutdown\n");
            cur->DC_EVSEStatus.EVSEIsolationStatus = (unsigned char)sys->IsolationStatus;
        }

        //cur->ResponseCode = FAILED_DIN70121;
        cur->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        //errn = -1;
    }
    else if (ShmInternalComm->ChargingPermission == FALSE)
    {
    	DEBUG_ERROR("[DIN]Permission OFF\n");
        //cur->ResponseCode = FAILED_DIN70121;
        cur->DC_EVSEStatus.EVSEIsolationStatus = (unsigned char)sys->IsolationStatus;
        cur->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Shutdown;
        //errn = -1;
    }
    else
    {
        //null
    }

    //Response to CP Error
    #if CP_PROTECTION_MECHANISM == ENABLE
    if ((sys->CpState != 4) && (sys->CpState != 5))  //State C (6V), D (3V)
    {
        cur->ResponseCode = FAILED_DIN70121;
        cur->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        Update_V2G_Status(Other_Fault);

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_CP_State_Error (023889)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 8;
        ShmStatusCodeData->PresentStatusCode[0][4] = 8;
        ShmStatusCodeData->PresentStatusCode[0][5] = 9;
        CSUCOMMDC_TASK_FLAG.EV_Stop_Type_Emergency = TRUE;

        DEBUG_INFO("Emergency Stop by CP Error (%d, %.02f V)\n", sys->CpState, sys->CpVoltage);
    }
    #endif


    //STEP 3: ============ Save Parameters from ShmCcsData to EXI Engine Buffer ============
    #if PARAMETER_NORMAL_MODE == ENABLE
    SHM_Read_din_CurrentDemandRes(&v2gObject.DIN, ShmCcsData);
    #else
    Sudo_Parameter_din_CurrentDemandRes();
    #endif

    //STEP 4: ============ Encode and Send Response Message ===========
    if (send_encoded_din_V2GTP_Stream(AcceptFd, &v2g_tx_stream, &v2gObject.DIN) != 0)
    {
    	DEBUG_ERROR("Tx encoded msg error\n");
        errn = -1;
    }

    //STEP 5: ============ Update Flags ===========

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso1_CurrentDemandRes(int AcceptFd)
{
    //[ To-Do] Check SessionID of ServiceDiscoveryReq,
    //if it is not the same, the packet should be ignored.

    //STEP 1: ============ Initialize ============
    int errn = 0;
    bitstream_t v2g_tx_stream;
    static struct CurrentDemandResponse_ISO15118_2014 *cur;
    static struct ChargingInfoData *sys;
//    int i = 0;
//    static int EVSE_max_current;
//    int tmp = 0;

    size_t pos = 0;
    v2g_tx_stream.pos = &pos;
    v2g_tx_stream.size = V2GTP_MSG_TX_BUFFER_SIZE;	//(64*1024)   //65,536 = 65.5KB
    v2g_tx_stream.data = v2gBuffer.tx;
    cur = &ShmCcsData->V2GMessage_ISO15118_2014.CurrentDemandResponse;
    sys = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    cur->ResponseCode = OK_ISO15118_2014;

    //EVSE Status Code
    cur->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Ready;

    //[HEADER] Check Req SessionID
    if (Check_iso1_V2G_Rx_MSG_SessionID(&v2gObject.ISO1) < 0)
    {
        cur->ResponseCode = iso1responseCodeType_FAILED_UnknownSession; //6
        DEBUG_ERROR("unmatched SessionID => End_Process\n");
        errn = -1;
    }

    //Check for SequenceError
    if (EVCOMM_SYS_INFO.SequenceError == TRUE)
    {
        cur->ResponseCode = iso1responseCodeType_FAILED_SequenceError; //5
        DEBUG_ERROR("SequenceError => End_Process\n");
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_SequenceError (023758)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 5;
        ShmStatusCodeData->PresentStatusCode[0][5] = 8;
    }

    //Check for negative EvBatteryMaxCurrent
    if (sys->EvBatteryMaxCurrent < 0)
    {
    	DEBUG_ERROR("EvBatteryMaxCurrent is negative(%.02f) => End_Process\n", sys->EvBatteryMaxCurrent);

        cur->ResponseCode = iso1responseCodeType_FAILED_WrongChargeParameter;   //16
        cur->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Shutdown;
        errn = -1;
        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_WrongChargeParameter (023775)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 7;
        ShmStatusCodeData->PresentStatusCode[0][5] = 5;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
    }


    //STEP 2: ============ Modifiy Parameter of ShmCcsData ============
    SAVE_PhysicalValueType_ISO15118_2014(&cur->EVSEPresentCurrent, (int) (sys->PresentChargingCurrent * 10), A_ISO15118_2014);
    SAVE_PhysicalValueType_ISO15118_2014(&cur->EVSEPresentVoltage, (int) (sys->PresentChargingVoltage * 10), V_ISO15118_2014);
    #if TESLA_SLOW_INCREASE_CURRENT_FUNCTION == DISABLE
    SAVE_PhysicalValueType_ISO15118_2014(&cur->EVSEMaximumCurrentLimit, (int) (sys->AvailableChargingCurrent * 10), A_ISO15118_2014);
    #endif
    SAVE_PhysicalValueType_ISO15118_2014(&cur->EVSEMaximumPowerLimit, (int) (sys->AvailableChargingPower * 10), W_ISO15118_2014);
    SAVE_PhysicalValueType_ISO15118_2014(&cur->EVSEMaximumVoltageLimit, (int) (sys->MaximumChargingVoltage * 10), V_ISO15118_2014);


    #if PATCH_FOR_BMW_I3_BUG_EVSEMAXIMUMVOLTAGELIMIT_599V == ENABLE
    if (sys->EvBatteryMaxVoltage <= 500)
    {
        SAVE_PhysicalValueType_ISO15118_2014(&cur->EVSEMaximumVoltageLimit, (int) (500 * 10), V_ISO15118_2014);   //500V
    }
    #endif

    //Limit the EVTargetCurrent should be under EVSEMaximumCurrentLimit
    if (sys->EvBatterytargetCurrent > sys->AvailableChargingCurrent)
    {
        sys->EvBatterytargetCurrent = sys->AvailableChargingCurrent;

        //[To-Do] Limit is achieved flag
    }

    //Isolation Status
    if (sys->IsolationStatus == GFD_Invalid) //0: invalid (on going)
    {
        cur->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Invalid; //0
        cur->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        DEBUG_ERROR("IsolationStatus = %d\n", sys->IsolationStatus);
        Update_V2G_Status(Other_Fault);
        errn = -1;
    }
    else if (sys->IsolationStatus == GFD_Valid) //1: valid
    {
        cur->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Valid;  //1
    }
    else if (sys->IsolationStatus == GFD_Warning) //2: warning
    {
        cur->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Warning; //2
    }
    else if (sys->IsolationStatus == GFD_Fault) //3: fault
    {
        cur->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Fault;  //3
        cur->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        DEBUG_ERROR("GFD_Fault => EmergencyShutdown\n");
        Update_V2G_Status(Other_Fault);
        errn = -1;
    }
    else
    {
        cur->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Fault;  //3
        cur->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        DEBUG_ERROR("IsolationStatus = %d(undefined)\n", sys->IsolationStatus);
        Update_V2G_Status(Other_Fault);
        errn = -1;
    }

    //For testing with Tesla Model 3
    #if TESLA_SLOW_INCREASE_CURRENT_FUNCTION == ENABLE
    //[CAUTION][To-Do] Decresement of Current is not implemented.
    //SAVE_PhysicalValueType_ISO15118_2014(&cur->EVSEMaximumCurrentLimit, 10, A_ISO15118_2014);
    if (sys->EvBatterytargetCurrent <= 0)
    {
        EVSE_max_current =  50;   //10A
        cur->EVSEMaximumCurrentLimit.Value = 50;   //10A
        /*
          DEBUG_PRINTF_EVCOMM_DETAIL("1PresentChargingCurrent = %.02f, EvBatterytargetCurrent = %.02f, EVSE_max_current = %d, EVSEMaximumCurrentLimit = %d\n",
                    sys->PresentChargingCurrent,
                    sys->EvBatterytargetCurrent,
                    EVSE_max_current,
                    cur->EVSEMaximumCurrentLimit.Value
                );
        */
    }
    else //1A
    {
        /*
    	  DEBUG_PRINTF_EVCOMM_DETAIL("2PresentChargingCurrent = %.02f, EvBatterytargetCurrent = %.02f, EVSE_max_current = %d, EVSEMaximumCurrentLimit = %d\n",
                    sys->PresentChargingCurrent,
                    sys->EvBatterytargetCurrent,
                    EVSE_max_current,
                    cur->EVSEMaximumCurrentLimit.Value
                );
        */
        if ((abs((int)sys->PresentChargingCurrent - (int)sys->EvBatterytargetCurrent) < 3)&&(abs((int)(EVSE_max_current/10) - (int)sys->EvBatterytargetCurrent) < 3))
        {
            tmp = EVSE_max_current + 50; //10A

            if (tmp <= (int)(sys->AvailableChargingCurrent * 10))
            {
             cur->EVSEMaximumCurrentLimit.Value = (int)tmp;
                EVSE_max_current = tmp;
            }
            else
            {
                cur->EVSEMaximumCurrentLimit.Value = (int) (sys->AvailableChargingCurrent * 10);   //max is set to 40A
                 EVSE_max_current =  (int) (sys->AvailableChargingCurrent * 10);
            }
        }
    }
    #endif

    //Check for CSU command of "Stop by EVSE"
    if (sys->DC_EVSEStatus == EVSE_Shutdown)
    {
        //Check for Alarm Code: CCS GFD trip (012235)
        if (ShmInternalComm->EVSEStopChargingReq.alarmcode[0] == 0 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[1] == 1 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[2] == 2 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[3] == 2 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[4] == 3 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[5] == 5)
        {
        	DEBUG_ERROR("CCS GFD trip => EVSE_Shutdown\n");
            cur->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Fault;
        }
        else
        {
        	DEBUG_ERROR("EVSE_Shutdown\n");
            cur->DC_EVSEStatus.EVSEIsolationStatus = (unsigned char)sys->IsolationStatus;
        }

        //cur->ResponseCode = FAILED_ISO15118_2014;
        cur->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Shutdown;
        //errn = -1;
    }
    else if (sys->DC_EVSEStatus == EVSE_EmergencyShutdown)
    {
        //Check for Alarm Code: CCS GFD trip (012235)
        if (ShmInternalComm->EVSEStopChargingReq.alarmcode[0] == 0 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[1] == 1 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[2] == 2 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[3] == 2 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[4] == 3 &&
            ShmInternalComm->EVSEStopChargingReq.alarmcode[5] == 5)
        {
        	DEBUG_ERROR("CCS GFD trip => EVSE_EmergencyShutdown\n");
            cur->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Fault;
        }
        else
        {
        	DEBUG_ERROR("EVSE_EmergencyShutdown\n");
            cur->DC_EVSEStatus.EVSEIsolationStatus = (unsigned char)sys->IsolationStatus;
        }

        //cur->ResponseCode = FAILED_ISO15118_2014;
        cur->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        //errn = -1;
    }
    else if (ShmInternalComm->ChargingPermission == FALSE)
    {
    	DEBUG_ERROR("Permission OFF\n");
        //cur->ResponseCode = FAILED_ISO15118_2014;
        cur->DC_EVSEStatus.EVSEIsolationStatus = (unsigned char)sys->IsolationStatus;
        cur->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Shutdown;
        //errn = -1;
    }
    else
    {
        //null
    }

    //Response to CP Error
    #if CP_PROTECTION_MECHANISM == ENABLE
    if ((sys->CpState != 4) && (sys->CpState != 5))  //State C (6V), D (3V)
    {
        cur->ResponseCode = FAILED_ISO15118_2014;
        cur->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        Update_V2G_Status(Other_Fault);

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_CP_State_Error (023889)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 8;
        ShmStatusCodeData->PresentStatusCode[0][4] = 8;
        ShmStatusCodeData->PresentStatusCode[0][5] = 9;
        CSUCOMMDC_TASK_FLAG.EV_Stop_Type_Emergency = TRUE;

        DEBUG_INFO("[CurrentDemand]Emergency Stop by CP Error (%d, %.02f V)\n", sys->CpState, sys->CpVoltage);
    }
    #endif

    //STEP 3: ============ Save Parameters from ShmCcsData to EXI Engine Buffer ============
    #if PARAMETER_NORMAL_MODE == ENABLE
    SHM_Read_iso1_CurrentDemandRes(&v2gObject.ISO1, ShmCcsData);
    #else
    Sudo_Parameter_iso1_CurrentDemandRes();
    #endif

    //STEP 4: ============ Encode and Send Response Message ===========
    if (send_encoded_iso1_V2GTP_Stream(AcceptFd, &v2g_tx_stream, &v2gObject.ISO1) != 0)
    {
    	DEBUG_ERROR("Tx encoded msg error\n");
        errn = -1;
    }

    //STEP 5: ============ Update Flags ===========

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso1_ChargingStatusRes(int AcceptFd)
{
    //[ To-Do] Check SessionID of ServiceDiscoveryReq,
    //if it is not the same, the packet should be ignored.

    //STEP 1: ============ Initialize ============
    //int i = 0;
    int errn = 0;
    bitstream_t v2g_tx_stream;
    static struct ChargingStatusResponse_ISO15118_2014 *res;
    static struct ChargingInfoData *sys;

    size_t pos = 0;
    v2g_tx_stream.pos = &pos;
    v2g_tx_stream.size = V2GTP_MSG_TX_BUFFER_SIZE;	//(64*1024)   //65,536 = 65.5KB
    v2g_tx_stream.data = v2gBuffer.tx;
    res = &ShmCcsData->V2GMessage_ISO15118_2014.ChargingStatusResponse;
    sys = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    //Init
    res->ResponseCode = OK_ISO15118_2014;
    res->ReceiptRequired = FALSE;       //optional
    res->SAScheduleTupleID = 0;
    res->AC_EVSEStatus.RCD = FALSE;     //FALSE(no error), TRUE(error is detected)
    res->AC_EVSEStatus.NotificationMaxDelay = 0;
    res->AC_EVSEStatus.EVSENotification = iso1EVSENotificationType_None;
    //	iso1EVSENotificationType_None = 0,
    //	iso1EVSENotificationType_StopCharging = 1,
    //	iso1EVSENotificationType_ReNegotiation = 2

    //[HEADER] Check Req SessionID
    if (Check_iso1_V2G_Rx_MSG_SessionID(&v2gObject.ISO1) < 0)
    {
        res->ResponseCode = iso1responseCodeType_FAILED_UnknownSession; //6
        DEBUG_ERROR("unmatched SessionID => End_Process\n");
        errn = -1;
    }

    //Check for SequenceError
    if (EVCOMM_SYS_INFO.SequenceError == TRUE)
    {
        res->ResponseCode = iso1responseCodeType_FAILED_SequenceError; //5
        DEBUG_ERROR("SequenceError => End_Process\n");
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_SequenceError (023758)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 5;
        ShmStatusCodeData->PresentStatusCode[0][5] = 8;
    }

    //EVSE ID
    memset(res->EVSEID, 0, sizeof(res->EVSEID));
    sprintf((char*)res->EVSEID, CCS_AC_EVSEID);

    //[MeterInfo][0/5] init
    //memset(res->MeterInfo.MeterID, 0, sizeof(res->MeterInfo.MeterID));
    //memset(res->MeterInfo.SigMeterReading, 0, sizeof(res->MeterInfo.SigMeterReading));

    //[MeterInfo][1/5] MeterID
    //sprintf((char*)res->MeterInfo.MeterID, CCS_AC_METER_ID);

    //[MeterInfo][2/5] SigMeterReading (optional)
    //sprintf((char*)res->MeterInfo.SigMeterReading , CCS_AC_SIG_METER_READING);

    //[MeterInfo][3/5] MeterStatus (optional)
    res->MeterInfo.MeterStatus = 0;

    //[MeterInfo][4/5] MeterReading (optional)
    res->MeterInfo.MeterReading = 12345;

    //[MeterInfo][5/5] TMeter (optional)
    res->MeterInfo.TMeter = 1586243587; //Unix Time Stamp format

    //STEP 2: ============ Modify Parameter of ShmCcsData ============
    if(ShmCcsData->EnergyTransferMode == MODE_DC_EXTENDED)
    {
    	SAVE_PhysicalValueType_ISO15118_2014(&res->EVSEMaxCurrent, (int)(sys->AvailableChargingCurrent * 10), A_ISO15118_2014);

        //Isolation Status (RCD)
        if (sys->IsolationStatus == 0)  //Isolation is invalid
        {
            res->AC_EVSEStatus.RCD = TRUE;     //FALSE(no error), TRUE(error is detected)
            res->AC_EVSEStatus.EVSENotification = iso1EVSENotificationType_StopCharging;
            CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
            DEBUG_ERROR("IsolationStatus: %d\n", sys->IsolationStatus);
            Update_V2G_Status(Other_Fault);
            errn = -1;
        }
        else if (sys->IsolationStatus == 1) //Isolation is valid
        {
            res->AC_EVSEStatus.RCD = FALSE;     //FALSE(no error), TRUE(error is detected)
            res->AC_EVSEStatus.EVSENotification = iso1EVSENotificationType_None;
        }
        else
        {
            res->AC_EVSEStatus.RCD = TRUE;     //FALSE(no error), TRUE(error is detected)
            res->AC_EVSEStatus.EVSENotification = iso1EVSENotificationType_StopCharging;
            CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
            DEBUG_ERROR("IsolationStatus = %d(undefined)\n", sys->IsolationStatus);
            Update_V2G_Status(Other_Fault);
            errn = -1;
        }

        //Check for CSU command of "Stop by EVSE"
        if (sys->DC_EVSEStatus == EVSE_Shutdown)
        {
            //res->ResponseCode = FAILED_ISO15118_2014;
            res->AC_EVSEStatus.EVSENotification = iso1EVSENotificationType_StopCharging;
            //errn = -1;
        }
        else if (sys->DC_EVSEStatus == EVSE_EmergencyShutdown)
        {
            //res->ResponseCode = FAILED_ISO15118_2014;
            res->AC_EVSEStatus.EVSENotification = iso1EVSENotificationType_StopCharging;
            //errn = -1;
        }
        else if (ShmInternalComm->ChargingPermission == FALSE)
        {
            //res->ResponseCode = FAILED_ISO15118_2014;
            res->AC_EVSEStatus.EVSENotification = iso1EVSENotificationType_StopCharging;
            //errn = -1;
        }

        //Response to CP Error
        #if CP_PROTECTION_MECHANISM == ENABLE
        if ((sys->CpState != 4) && (sys->CpState != 5))  //State C (6V), D (3V)
        {
            res->ResponseCode = FAILED_ISO15118_2014;
            res->AC_EVSEStatus.EVSENotification = iso1EVSENotificationType_StopCharging;
            CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
            Update_V2G_Status(Other_Fault);

            //Update_ShmStatusCode(); //[To-Do] to be implemented
            //CCS_SECC_CP_State_Error (023889)
            ShmStatusCodeData->PresentStatusCode[0][0] = 0;
            ShmStatusCodeData->PresentStatusCode[0][1] = 2;
            ShmStatusCodeData->PresentStatusCode[0][2] = 3;
            ShmStatusCodeData->PresentStatusCode[0][3] = 8;
            ShmStatusCodeData->PresentStatusCode[0][4] = 8;
            ShmStatusCodeData->PresentStatusCode[0][5] = 9;
            CSUCOMMDC_TASK_FLAG.EV_Stop_Type_Emergency = TRUE;

            DEBUG_INFO("Emergency Stop by CP Error (%d, %.02f V)\n", sys->CpState, sys->CpVoltage);
        }
        #endif
    }
    else
    {
    	SAVE_PhysicalValueType_ISO15118_2014(&res->EVSEMaxCurrent, (int)(sys->AvailableChargingCurrent * 10), A_ISO15118_2014);

        //Isolation Status (RCD)
		res->AC_EVSEStatus.RCD = FALSE;     //FALSE(no error), TRUE(error is detected)
		res->AC_EVSEStatus.EVSENotification = iso1EVSENotificationType_None;

		//Check for CSU command of "Stop by EVSE"
        if (ShmInternalComm->ChargingPermission == FALSE)
        {
            //res->ResponseCode = FAILED_ISO15118_2014;
            res->AC_EVSEStatus.EVSENotification = iso1EVSENotificationType_StopCharging;
            //errn = -1;
        }

        //Response to CP Error
#if CP_PROTECTION_MECHANISM == ENABLE
        if((sys->CpState != 3) && (sys->CpState != 4) && (sys->CpState != 5))  //State C (6V), D (3V)
        {
            res->ResponseCode = FAILED_ISO15118_2014;
            res->AC_EVSEStatus.EVSENotification = iso1EVSENotificationType_StopCharging;
            CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
            Update_V2G_Status(Other_Fault);

            //Update_ShmStatusCode(); //[To-Do] to be implemented
            //CCS_SECC_CP_State_Error (023889)
            ShmStatusCodeData->PresentStatusCode[0][0] = 0;
            ShmStatusCodeData->PresentStatusCode[0][1] = 2;
            ShmStatusCodeData->PresentStatusCode[0][2] = 3;
            ShmStatusCodeData->PresentStatusCode[0][3] = 8;
            ShmStatusCodeData->PresentStatusCode[0][4] = 8;
            ShmStatusCodeData->PresentStatusCode[0][5] = 9;
            CSUCOMMDC_TASK_FLAG.EV_Stop_Type_Emergency = TRUE;

            DEBUG_ERROR("Emergency Stop by CP Error (%d, %.02f V)\n", sys->CpState, sys->CpVoltage);
        }
#endif
    }

    //STEP 3: ============ Save Parameters from ShmCcsData to EXI Engine Buffer ============
#if PARAMETER_NORMAL_MODE == ENABLE
    SHM_Read_iso1_ChargingStatusRes(&v2gObject.ISO1, ShmCcsData);
#else
    Sudo_Parameter_iso1_ChargingStatusRes();
    #endif

    //STEP 4: ============ Encode and Send Response Message ===========
    if (send_encoded_iso1_V2GTP_Stream(AcceptFd, &v2g_tx_stream, &v2gObject.ISO1) != 0)
    {
    	DEBUG_ERROR("Tx encoded msg error\n");
        errn = -1;
    }

    //STEP 5: ============ Update Flags ===========

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_din_CurrentDemandReq(int AcceptFd)
{
    int errn = 0;
    DEBUG_INFO("[V2G[RX]]CurrentDemandReq\n");

    //Print the decoded XML Document
    PRINT_XML_DOC_DIN_CurrentDemandReq(&v2gObject.DIN);

    //Save into Share Memory
    SHM_Save_din_CurrentDemandReq(ShmCcsData, &v2gObject.DIN, ShmSysConfigAndInfo);

    //Check for EV Error Code
    Check_EVErrorCode(ShmCcsData->V2GMessage_DIN70121.CurrentDemandRequest.DC_EVStatus.EVErrorCode);

    errn = Proc_din_CurrentDemandRes(AcceptFd);
    if (errn == 0)
    {
        //Response is sent successfully.
        DEBUG_INFO("[V2G][TX]CurrentDemandRes\n");
    }
    else
    {
    	DEBUG_ERROR("Proc_din_CurrentDemandRes fail: (%d,DEC)\n", errn);
    }
    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso1_CurrentDemandReq(int AcceptFd)
{
    int errn = 0;
    DEBUG_INFO("Request in.\n");

    //Print the decoded XML Document
    PRINT_XML_DOC_ISO1_CurrentDemandReq(&v2gObject.ISO1);

    //Save into Share Memory
    SHM_Save_iso1_CurrentDemandReq(ShmCcsData, &v2gObject.ISO1, ShmSysConfigAndInfo);

    //Check for EV Error Code
    Check_EVErrorCode(ShmCcsData->V2GMessage_ISO15118_2014.CurrentDemandRequest.DC_EVStatus.EVErrorCode);

    errn = Proc_iso1_CurrentDemandRes(AcceptFd);
    if (errn == 0)
    {
        //Response is sent successfully.
        DEBUG_INFO("Response out.\n");
    }
    else
    {
    	DEBUG_ERROR("Proc_iso1_CurrentDemandRes fail: (%d,DEC)\n", errn);
    }
    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso1_ChargingStatusReq(int AcceptFd)
{
    int errn = 0;
    DEBUG_INFO("Request in.\n");

    //Print the decoded XML Document
    PRINT_XML_DOC_ISO1_ChargingStatusReq(&v2gObject.ISO1);

    //Save into Share Memory
    SHM_Save_iso1_ChargingStatusReq(ShmCcsData, &v2gObject.ISO1, ShmSysConfigAndInfo);

    //Check for EV Error Code
    //no content in ISO1

    errn = Proc_iso1_ChargingStatusRes(AcceptFd);
    if (errn == 0)
    {
        //Response is sent successfully.
        DEBUG_INFO("Response out.\n");
    }
    else
    {
    	DEBUG_ERROR("Proc_iso1_ChargingStatusRes() fail: (%d,DEC)\n", errn);
    }
    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_din_PowerDeliveryStopRes(int AcceptFd)
{
    //[ To-Do] Check SessionID of ServiceDiscoveryReq,
    //if it is not the same, the packet should be ignored.

    //STEP 1: ============ Initialize ============
    //int i = 0;
    int errn = 0;
    bitstream_t v2g_tx_stream;
    struct dinPowerDeliveryResType *res;
    struct ChargingInfoData *sys;

    size_t pos = 0;
    v2g_tx_stream.pos = &pos;
    v2g_tx_stream.size = V2GTP_MSG_TX_BUFFER_SIZE;	//(64*1024)   //65,536 = 65.5KB
    v2g_tx_stream.data = v2gBuffer.tx;
    res = &v2gObject.DIN.V2G_Message.Body.PowerDeliveryRes;
    sys = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    res->ResponseCode = OK_DIN70121;

    //[HEADER] Check Req SessionID
    if (Check_din_V2G_Rx_MSG_SessionID(&v2gObject.DIN) < 0)
    {
        res->ResponseCode = dinresponseCodeType_FAILED_UnknownSession; //6
        DEBUG_ERROR("unmatched SessionID => End_Process\n");
        errn = -1;
    }

    //Check for SequenceError
    if (EVCOMM_SYS_INFO.SequenceError == TRUE)
    {
        res->ResponseCode = dinresponseCodeType_FAILED_SequenceError; //5
        DEBUG_ERROR("SequenceError => End_Process\n");
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_SequenceError (023758)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 5;
        ShmStatusCodeData->PresentStatusCode[0][5] = 8;
    }

    //STEP 2: ============ Modifiy Parameter of ShmCcsData ============


    //STEP 3: ============ Save Parameters from ShmCcsData to EXI Engine Buffer ============
    #if PARAMETER_NORMAL_MODE == ENABLE
    ShmCcsData->V2GMessage_DIN70121.PowerDeliveryResponse.DC_EVSEStatus.EVSEStatusCode = EVSE_NotReady;
    SHM_Read_din_PowerDeliveryRes(&v2gObject.DIN, ShmCcsData);
    #else
    Sudo_Parameter_din_PreChargeRes();
    #endif

    //EVSE Status Code
    res->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Ready;

    //Check for CSU command of "Stop by EVSE"
    if (sys->DC_EVSEStatus == EVSE_Shutdown)
    {
        //res->ResponseCode = FAILED_DIN70121;
        res->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Shutdown;
    }
    else if (sys->DC_EVSEStatus == EVSE_EmergencyShutdown)
    {
        //res->ResponseCode = FAILED_DIN70121;
        res->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
    }
    else if (ShmInternalComm->ChargingPermission == FALSE)
    {
        //res->ResponseCode = FAILED_DIN70121;
        res->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Shutdown;
    }

    //STEP 4: ============ Encode and Send Response Message ===========
    if (send_encoded_din_V2GTP_Stream(AcceptFd, &v2g_tx_stream, &v2gObject.DIN) != 0)
    {
    	DEBUG_ERROR("Tx encoded msg error\n");
        errn = -1;
    }

    //STEP 5: ============ Update Flags ===========

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso1_PowerDeliveryStopRes(int AcceptFd)
{
    //[ To-Do] Check SessionID of ServiceDiscoveryReq,
    //if it is not the same, the packet should be ignored.

    //STEP 1: ============ Initialize ============
    //int i = 0;
    int errn = 0;
    bitstream_t v2g_tx_stream;
    struct iso1PowerDeliveryResType *res;
    struct ChargingInfoData *sys;

    size_t pos = 0;
    v2g_tx_stream.pos = &pos;
    v2g_tx_stream.size = V2GTP_MSG_TX_BUFFER_SIZE;	//(64*1024)   //65,536 = 65.5KB
    v2g_tx_stream.data = v2gBuffer.tx;
    res = &v2gObject.ISO1.V2G_Message.Body.PowerDeliveryRes;
    sys = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    res->ResponseCode = OK_ISO15118_2014;

    //[HEADER] Check Req SessionID
    if (Check_iso1_V2G_Rx_MSG_SessionID(&v2gObject.ISO1) < 0)
    {
        res->ResponseCode = iso1responseCodeType_FAILED_UnknownSession; //6
        DEBUG_ERROR("unmatched SessionID => End_Process\n");
        errn = -1;
    }

    //Check for SequenceError
    if (EVCOMM_SYS_INFO.SequenceError == TRUE)
    {
        res->ResponseCode = iso1responseCodeType_FAILED_SequenceError; //5
        DEBUG_ERROR("SequenceError => End_Process\n");
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_SequenceError (023758)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 5;
        ShmStatusCodeData->PresentStatusCode[0][5] = 8;
    }

    //STEP 2: ============ Modifiy Parameter of ShmCcsData ============


    //STEP 3: ============ Save Parameters from ShmCcsData to EXI Engine Buffer ============
    if(ShmCcsData->EnergyTransferMode == MODE_DC_EXTENDED)
    {
#if PARAMETER_NORMAL_MODE == ENABLE
		ShmCcsData->V2GMessage_ISO15118_2014.PowerDeliveryResponse.DC_EVSEStatus.DC_EVSEStatusCode = EVSE_NotReady;
		SHM_Read_iso1_PowerDeliveryRes(&v2gObject.ISO1, ShmCcsData);
#else
		Sudo_Parameter_iso1_PreChargeRes();
#endif

        //EVSE Status Code
        res->DC_EVSEStatus.EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Ready;
        res->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Valid;  //1 /*+++ 20200808, vern, Isolation Status should be valid during 2nd PowerDelivert ---*/

        //Check for CSU command of "Stop by EVSE"
        if (sys->DC_EVSEStatus == EVSE_Shutdown)
        {
            //res->ResponseCode = FAILED_ISO15118_2014;
        	res->DC_EVSEStatus.EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Ready; /*+++ 20200808, vern, Isolation Status should be valid during 2nd PowerDelivert ---*/
        }
        else if (sys->DC_EVSEStatus == EVSE_EmergencyShutdown)
        {
            //res->ResponseCode = FAILED_ISO15118_2014;
            res->DC_EVSEStatus.EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        }
        else if (ShmInternalComm->ChargingPermission == FALSE)
        {
            //res->ResponseCode = FAILED_ISO15118_2014;
        	res->DC_EVSEStatus.EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Ready; /*+++ 20200808, vern, Isolation Status should be valid during 2nd PowerDelivert ---*/
        }
    }
    else
    {
#if PARAMETER_NORMAL_MODE == ENABLE
		SHM_Read_iso1_PowerDeliveryRes(&v2gObject.ISO1, ShmCcsData);
#endif

        //EVSE Status Code
		res->AC_EVSEStatus.RCD = 0;
        res->AC_EVSEStatus.EVSENotification = iso1EVSENotificationType_None;
        res->AC_EVSEStatus.NotificationMaxDelay = 10;

    }

    //STEP 4: ============ Encode and Send Response Message ===========
    if (send_encoded_iso1_V2GTP_Stream(AcceptFd, &v2g_tx_stream, &v2gObject.ISO1) != 0)
    {
    	DEBUG_ERROR("Tx encoded msg error\n");
        errn = -1;
    }

    //STEP 5: ============ Update Flags ===========

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_din_PowerDeliveryStopReq(int AcceptFd)
{
    int errn = 0;
    //Request CSU to STOP
    //This should be reponsed as soon as possible once this message is received.
    CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
    EVCOMM_SYS_INFO.EvBatterytargetVoltage = 0;
    EVCOMM_SYS_INFO.EvBatterytargetCurrent = 0;

    DEBUG_INFO("Request in.\n");

    //Print the decoded XML Document
    PRINT_XML_DOC_DIN_PowerDeliveryReq(&v2gObject.DIN);

    //Save into Share Memory
    SHM_Save_din_PowerDeliveryReq(ShmCcsData, &v2gObject.DIN, ShmSysConfigAndInfo);

    //Check for EV Error Code
    Check_EVErrorCode(ShmCcsData->V2GMessage_DIN70121.PowerDeliveryRequest.DC_EVPowerDeliveryParameter.DC_EVStatus.EVErrorCode);

    //[To-Do] Sending response after the EVSE output voltage decreases to under 60V
    usleep(1500000);    //1.5 seconds
    //sleep(1);   //1 second

    errn = Proc_din_PowerDeliveryStopRes(AcceptFd);
    if (errn == 0)
    {
        //send response successfully.
        DEBUG_INFO("Response out.\n");
    }
    else
    {
    	DEBUG_ERROR("Proc_din_PowerDeliveryStopRes() fail: %d (DEC)\n", errn);
    }
    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso1_PowerDeliveryStopReq(int AcceptFd)
{
    int errn = 0;
    //Request CSU to STOP
    //This should be reponsed as soon as possible once this message is received.
    CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
    EVCOMM_SYS_INFO.EvBatterytargetVoltage = 0;
    EVCOMM_SYS_INFO.EvBatterytargetCurrent = 0;

    DEBUG_INFO("Request in.\n");

    //Print the decoded XML Document
    PRINT_XML_DOC_ISO1_PowerDeliveryReq(&v2gObject.ISO1);

    //Save into Share Memory
    SHM_Save_iso1_PowerDeliveryReq(ShmCcsData, &v2gObject.ISO1, ShmSysConfigAndInfo);

    //Check for EV Error Code
    Check_EVErrorCode(ShmCcsData->V2GMessage_ISO15118_2014.PowerDeliveryRequest.DC_EVPowerDeliveryParameter.DC_EVStatus.EVErrorCode);

    //[To-Do] Sending response after the EVSE output voltage decreases to under 60V
    usleep(1500000);    //1.5 seconds
    //sleep(1);   //1 second
    errn = Proc_iso1_PowerDeliveryStopRes(AcceptFd);
    if (errn == 0)
    {
        //send response successfully.
        DEBUG_INFO("Response out.\n");
    }
    else
    {
    	DEBUG_ERROR("Proc_iso1_PowerDeliveryStopRes fail(): %d (DEC)\n", errn);
    }
    return errn;
}

/**
 *
 * @param shm_ccs
 */
void SHM_Init_din_WeldingDetectionRes(struct CcsData *shm_ccs)
{
	struct WeldingDetectionResponse_DIN70121 *in;

	in = &shm_ccs->V2GMessage_DIN70121.WeldingDetectionResponse;


	//----- [BODY (1/3)] ResponseCode -----
    in->ResponseCode = dinresponseCodeType_OK;

    //----- [BODY (2/3)] EVSEPresentVoltage -----
    short value = 0; int multiplier = 0; unsigned char unit = 0;

    //value = 3820; multiplier = -1; unit = V_DIN70121;    //382V, for test only.
    value = 0; multiplier = 0; unit = V_DIN70121;
	SHM_Save_dinPhysicalValueType(&in->EVSEPresentVoltage, value, multiplier, unit);

    //----- [BODY (3/3)] DC_EVSEStatus -----
    SHM_Init_dinDC_EVSEStatusType(&in->DC_EVSEStatus);
}

/**
 *
 */
void Sudo_Parameter_din_WeldingDetectionRes()
{
    init_dinBodyType(&v2gObject.DIN.V2G_Message.Body);
    init_dinWeldingDetectionResType(&v2gObject.DIN.V2G_Message.Body.WeldingDetectionRes);

    v2gObject.DIN.V2G_Message.Body.WeldingDetectionRes_isUsed = 1u;

    //----- [BODY (1/3)] ResponseCode -----
    struct dinWeldingDetectionResType *res;
    res = &v2gObject.DIN.V2G_Message.Body.WeldingDetectionRes;
    res->ResponseCode = dinresponseCodeType_OK;


    //----- [BODY (2/3)] EVSEPresentVoltage -----
    res->EVSEPresentVoltage.Value = 3820;
    res->EVSEPresentVoltage.Multiplier = -1;
    res->EVSEPresentVoltage.Unit_isUsed = 1u;
    res->EVSEPresentVoltage.Unit = dinunitSymbolType_V;
    //	dinunitSymbolType_h = 0,
    //	dinunitSymbolType_m = 1,
    //	dinunitSymbolType_s = 2,
    //	dinunitSymbolType_A = 3,
    //	dinunitSymbolType_Ah = 4,
    //	dinunitSymbolType_V = 5,
    //	dinunitSymbolType_VA = 6,
    //	dinunitSymbolType_W = 7,
    //	dinunitSymbolType_W_s = 8,
    //	dinunitSymbolType_Wh = 9


    //----- [BODY (3/3)] DC_EVSEStatus -----
    res->DC_EVSEStatus.EVSEIsolationStatus_isUsed = 1u;
    res->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Valid;
    //	dinisolationLevelType_Invalid = 0,
    //	dinisolationLevelType_Valid = 1,
    //	dinisolationLevelType_Warning = 2,
    //	dinisolationLevelType_Fault = 3

    res->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Ready;
    // dinDC_EVSEStatusCodeType_EVSE_NotReady = 0,
    // dinDC_EVSEStatusCodeType_EVSE_Ready = 1,
    // dinDC_EVSEStatusCodeType_EVSE_Shutdown = 2,
    // dinDC_EVSEStatusCodeType_EVSE_UtilityInterruptEvent = 3,
    // dinDC_EVSEStatusCodeType_EVSE_IsolationMonitoringActive = 4,
    // dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown = 5,
    // dinDC_EVSEStatusCodeType_EVSE_Malfunction = 6,
    // dinDC_EVSEStatusCodeType_Reserved_8 = 7,
    // dinDC_EVSEStatusCodeType_Reserved_9 = 8,
    // dinDC_EVSEStatusCodeType_Reserved_A = 9,
    // dinDC_EVSEStatusCodeType_Reserved_B = 10,
    // dinDC_EVSEStatusCodeType_Reserved_C = 11

    res->DC_EVSEStatus.NotificationMaxDelay = 0u;

    res->DC_EVSEStatus.EVSENotification = dinEVSENotificationType_None;
    // dinEVSENotificationType_None = 0,
    // dinEVSENotificationType_StopCharging = 1,
    // dinEVSENotificationType_ReNegotiation = 2
}

/**
 *
 */
void Sudo_Parameter_iso1_WeldingDetectionRes()
{
    init_iso1BodyType(&v2gObject.ISO1.V2G_Message.Body);
    init_iso1WeldingDetectionResType(&v2gObject.ISO1.V2G_Message.Body.WeldingDetectionRes);

    v2gObject.ISO1.V2G_Message.Body.WeldingDetectionRes_isUsed = 1u;

    //----- [BODY (1/3)] ResponseCode -----
    struct iso1WeldingDetectionResType *res;
    res = &v2gObject.ISO1.V2G_Message.Body.WeldingDetectionRes;
    res->ResponseCode = iso1responseCodeType_OK;


    //----- [BODY (2/3)] EVSEPresentVoltage -----
    res->EVSEPresentVoltage.Value = 3820;
    res->EVSEPresentVoltage.Multiplier = -1;
    //res->EVSEPresentVoltage.Unit_isUsed = 1u;
    res->EVSEPresentVoltage.Unit = iso1unitSymbolType_V;
    //iso1unitSymbolType_h = 0,
	//iso1unitSymbolType_m = 1,
	//iso1unitSymbolType_s = 2,
	//iso1unitSymbolType_A = 3,
	//iso1unitSymbolType_V = 4,
	//iso1unitSymbolType_W = 5,
	//iso1unitSymbolType_Wh = 6


    //----- [BODY (3/3)] DC_EVSEStatus -----
    res->DC_EVSEStatus.EVSEIsolationStatus_isUsed = 1u;
    res->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Valid;
    //iso1isolationLevelType_Invalid = 0,
	//iso1isolationLevelType_Valid = 1,
	//iso1isolationLevelType_Warning = 2,
	//iso1isolationLevelType_Fault = 3,
	//iso1isolationLevelType_No_IMD = 4

    res->DC_EVSEStatus.EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Ready;
    //iso1DC_EVSEStatusCodeType_EVSE_NotReady = 0,
	//iso1DC_EVSEStatusCodeType_EVSE_Ready = 1,
	//iso1DC_EVSEStatusCodeType_EVSE_Shutdown = 2,
	//iso1DC_EVSEStatusCodeType_EVSE_UtilityInterruptEvent = 3,
	//iso1DC_EVSEStatusCodeType_EVSE_IsolationMonitoringActive = 4,
	//iso1DC_EVSEStatusCodeType_EVSE_EmergencyShutdown = 5,
	//iso1DC_EVSEStatusCodeType_EVSE_Malfunction = 6,
	//iso1DC_EVSEStatusCodeType_Reserved_8 = 7,
	//iso1DC_EVSEStatusCodeType_Reserved_9 = 8,
	//iso1DC_EVSEStatusCodeType_Reserved_A = 9,
	//iso1DC_EVSEStatusCodeType_Reserved_B = 10,
	//iso1DC_EVSEStatusCodeType_Reserved_C = 11

    res->DC_EVSEStatus.NotificationMaxDelay = 0u;

    res->DC_EVSEStatus.EVSENotification = iso1EVSENotificationType_None;
    //iso1EVSENotificationType_None = 0,
	//iso1EVSENotificationType_StopCharging = 1,
	//iso1EVSENotificationType_ReNegotiation = 2
}


/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_din_WeldingDetectionRes(int AcceptFd)
{
    //[ To-Do] Check SessionID of ServiceDiscoveryReq,
    //if it is not the same, the packet should be ignored.

    //STEP 1: ============ Initialize ============
    //int i = 0;
    int errn = 0;
    bitstream_t v2g_tx_stream;
    static struct WeldingDetectionResponse_DIN70121 *wel;
    static struct ChargingInfoData *sys;

    size_t pos = 0;
    v2g_tx_stream.pos = &pos;
    v2g_tx_stream.size = V2GTP_MSG_TX_BUFFER_SIZE;	//(64*1024)   //65,536 = 65.5KB
    v2g_tx_stream.data = v2gBuffer.tx;
    wel = &ShmCcsData->V2GMessage_DIN70121.WeldingDetectionResponse;
    sys = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    wel->ResponseCode = OK_DIN70121;

    //[HEADER] Check Req SessionID
    if (Check_din_V2G_Rx_MSG_SessionID(&v2gObject.DIN) < 0)
    {
        wel->ResponseCode = dinresponseCodeType_FAILED_UnknownSession; //6
        DEBUG_ERROR("unmatched SessionID => End_Process\n");
        errn = -1;
    }

    //Check for SequenceError
    if (EVCOMM_SYS_INFO.SequenceError == TRUE)
    {
        wel->ResponseCode = dinresponseCodeType_FAILED_SequenceError; //5
        DEBUG_ERROR("SequenceError => End_Process\n");
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_SequenceError (023758)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 5;
        ShmStatusCodeData->PresentStatusCode[0][5] = 8;
    }


    //STEP 2: ============ Modifiy Parameter of ShmCcsData ============
    SAVE_PhysicalValueType_DIN70121(&wel->EVSEPresentVoltage, (int) (sys->PresentChargingVoltage * 10), V_DIN70121);

    //EVSE Status Code
    wel->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Ready;

    //Check for CSU command of "Stop by EVSE"
    if (sys->DC_EVSEStatus == EVSE_Shutdown)
    {
        //wel->ResponseCode = FAILED_DIN70121;
        wel->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Shutdown;
    }
    else if (sys->DC_EVSEStatus == EVSE_EmergencyShutdown)
    {
        //wel->ResponseCode = FAILED_DIN70121;
        wel->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
    }
    else if (ShmInternalComm->ChargingPermission == FALSE)
    {
        //wel->ResponseCode = FAILED_DIN70121;
        wel->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_Shutdown;
    }

    //Isolation Status
    if (sys->IsolationStatus == GFD_Invalid)  //0:invalid (on going)
    {
        wel->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Invalid; //0
        wel->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        DEBUG_ERROR("IsolationStatus = %d\n", sys->IsolationStatus);
        Update_V2G_Status(Other_Fault);
        errn = -1;

    }
    else if (sys->IsolationStatus == GFD_Valid) //1: valid
    {
        wel->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Valid;  //1
    }
    else if (sys->IsolationStatus == GFD_Warning) //2: warning
    {
        wel->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Warning; //2
    }
    else if (sys->IsolationStatus == GFD_Fault) //3: fault
    {
        wel->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Fault;  //3
        wel->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        DEBUG_ERROR("GFD_Fault => Emergency Shutdown\n");
        Update_V2G_Status(Other_Fault);
        errn = -1;
    }
    else //GFD_No_IMD or other unexpected status
    {
        wel->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Fault;  //3
        wel->DC_EVSEStatus.EVSEStatusCode = dinDC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        DEBUG_ERROR("IsolationStatus = %d(undefined)\n", sys->IsolationStatus);
        Update_V2G_Status(Other_Fault);
        errn = -1;
    }

    //STEP 3: ============ Save Parameters from ShmCcsData to EXI Engine Buffer ============
    #if PARAMETER_NORMAL_MODE == ENABLE
    SHM_Read_din_WeldingDetectionRes(&v2gObject.DIN, ShmCcsData);
    #else
    Sudo_Parameter_din_WeldingDetectionRes();
    #endif

    //STEP 4: ============ Encode and Send Response Message ===========
    if (send_encoded_din_V2GTP_Stream(AcceptFd, &v2g_tx_stream, &v2gObject.DIN) != 0)
    {
    	DEBUG_ERROR("Tx encoded msg error\n");
        errn = -1;
    }

    //STEP 5: ============ Update Flags ===========

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso1_WeldingDetectionRes(int AcceptFd)
{
    //[ To-Do] Check SessionID of ServiceDiscoveryReq,
    //if it is not the same, the packet should be ignored.

    //STEP 1: ============ Initialize ============
    //int i = 0;
    int errn = 0;
    bitstream_t v2g_tx_stream;
    static struct WeldingDetectionResponse_ISO15118_2014 *wel;
    static struct ChargingInfoData *sys;

    size_t pos = 0;
    v2g_tx_stream.pos = &pos;
    v2g_tx_stream.size = V2GTP_MSG_TX_BUFFER_SIZE;	//(64*1024)   //65,536 = 65.5KB
    v2g_tx_stream.data = v2gBuffer.tx;
    wel = &ShmCcsData->V2GMessage_ISO15118_2014.WeldingDetectionResponse;
    sys = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    wel->ResponseCode = OK_ISO15118_2014;

    //[HEADER] Check Req SessionID
    if (Check_iso1_V2G_Rx_MSG_SessionID(&v2gObject.ISO1) < 0)
    {
        wel->ResponseCode = iso1responseCodeType_FAILED_UnknownSession; //6
        DEBUG_ERROR("unmatched SessionID => End_Process\n");
        errn = -1;
    }

    //Check for SequenceError
    if (EVCOMM_SYS_INFO.SequenceError == TRUE)
    {
        wel->ResponseCode = iso1responseCodeType_FAILED_SequenceError; //5
        DEBUG_ERROR("SequenceError => End_Process\n");
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_SequenceError (023758)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 5;
        ShmStatusCodeData->PresentStatusCode[0][5] = 8;
    }

    //STEP 2: ============ Modifiy Parameter of ShmCcsData ============
    SAVE_PhysicalValueType_ISO15118_2014(&wel->EVSEPresentVoltage, (int) (sys->PresentChargingVoltage * 10), V_ISO15118_2014);

    //EVSE Status Code
    wel->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Ready;

    //Check for CSU command of "Stop by EVSE"
    if (sys->DC_EVSEStatus == EVSE_Shutdown)
    {
        //wel->ResponseCode = FAILED_ISO15118_2014;
        wel->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Shutdown;
    }
    else if (sys->DC_EVSEStatus == EVSE_EmergencyShutdown)
    {
        //wel->ResponseCode = FAILED_ISO15118_2014;
        wel->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
    }
    else if (ShmInternalComm->ChargingPermission == FALSE)
    {
        //wel->ResponseCode = FAILED_ISO15118_2014;
        wel->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_Shutdown;
    }

    //Isolation Status
    if (sys->IsolationStatus == GFD_Invalid) //0: invalid (on going)
    {
        wel->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Invalid; //0
        wel->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        DEBUG_ERROR("IsolationStatus = %d\n", sys->IsolationStatus);
        Update_V2G_Status(Other_Fault);
        errn = -1;
    }
    else if (sys->IsolationStatus == GFD_Valid) //1: valid
    {
        wel->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Valid;  //1
    }
    else if (sys->IsolationStatus == GFD_Warning) //2: warning
    {
        wel->DC_EVSEStatus.EVSEIsolationStatus = dinisolationLevelType_Warning; //2
    }
    else if (sys->IsolationStatus == GFD_Fault) //3: fault
    {
        wel->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Fault;  //3
        wel->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        DEBUG_ERROR("GFD_Fault => EmergencyShutdown\n");
        Update_V2G_Status(Other_Fault);
        errn = -1;
    }
    else
    {
        wel->DC_EVSEStatus.EVSEIsolationStatus = iso1isolationLevelType_Fault;  //3
        wel->DC_EVSEStatus.DC_EVSEStatusCode = iso1DC_EVSEStatusCodeType_EVSE_EmergencyShutdown;
        CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
        DEBUG_ERROR("IsolationStatus = %d(undefined)\n", sys->IsolationStatus);
        Update_V2G_Status(Other_Fault);
        errn = -1;
    }

    //STEP 3: ============ Save Parameters from ShmCcsData to EXI Engine Buffer ============
    #if PARAMETER_NORMAL_MODE == ENABLE
    SHM_Read_iso1_WeldingDetectionRes(&v2gObject.ISO1, ShmCcsData);
    #else
    Sudo_Parameter_iso1_WeldingDetectionRes();
    #endif

    //STEP 4: ============ Encode and Send Response Message ===========
    if (send_encoded_iso1_V2GTP_Stream(AcceptFd, &v2g_tx_stream, &v2gObject.ISO1) != 0)
    {
    	DEBUG_ERROR("Tx encoded msg error\n");
        errn = -1;
    }

    //STEP 5: ============ Update Flags ===========

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_din_WeldingDetectionReq(int AcceptFd)
{
    int errn = 0;
    DEBUG_INFO("Request in.\n");

    //Print the decoded XML Document
    PRINT_XML_DOC_DIN_WeldingDetectionReq(&v2gObject.DIN);

    //Save into Share Memory
    SHM_Save_din_WeldingDetectionReq(ShmCcsData, &v2gObject.DIN, ShmSysConfigAndInfo);

    //Check for EV Error Code
    Check_EVErrorCode(ShmCcsData->V2GMessage_DIN70121.WeldingDetectionRequest.DC_EVStatus.EVErrorCode);

    errn = Proc_din_WeldingDetectionRes(AcceptFd);
    if (errn == 0)
    {
        //send response successfully.
        DEBUG_INFO("Response out.\n");
    }
    else
    {
    	DEBUG_ERROR("Proc_din_WeldingDetectionRes() fail: %d (DEC)\n", errn);
    }
    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso1_WeldingDetectionReq(int AcceptFd)
{
    int errn = 0;
    DEBUG_INFO("Request in.\n");


    //Print the decoded XML Document
    PRINT_XML_DOC_ISO1_WeldingDetectionReq(&v2gObject.ISO1);

    //Save into Share Memory
    SHM_Save_iso1_WeldingDetectionReq(ShmCcsData, &v2gObject.ISO1, ShmSysConfigAndInfo);

    //Check for EV Error Code
    Check_EVErrorCode(ShmCcsData->V2GMessage_ISO15118_2014.WeldingDetectionRequest.DC_EVStatus.EVErrorCode);

    errn = Proc_iso1_WeldingDetectionRes(AcceptFd);
    if (errn == 0)
    {
        //send response successfully.
        DEBUG_INFO("Response out.\n");
    }
    else
    {
    	DEBUG_ERROR("Proc_iso1_WeldingDetectionRes() fail: %d (DEC)", errn);
    }
    return errn;
}

/**
 *
 * @param shm_ccs
 */
void SHM_Init_din_SessionStopRes(struct CcsData *shm_ccs)
{
	struct SessionStopResponse_DIN70121 *in;

	in = &shm_ccs->V2GMessage_DIN70121.SessionStopResponse;

	//----- [BODY (1/3)] ResponseCode -----
    in->ResponseCode = dinresponseCodeType_OK;
}

/**
 *
 */
void Sudo_Parameter_din_SessionStopRes()
{
    init_dinBodyType(&v2gObject.DIN.V2G_Message.Body);
    init_dinSessionStopResType(&v2gObject.DIN.V2G_Message.Body.SessionStopRes);

    v2gObject.DIN.V2G_Message.Body.SessionStopRes_isUsed = 1u;

    //----- [BODY (1/3)] ResponseCode -----
    struct dinSessionStopResType *res;
    res = &v2gObject.DIN.V2G_Message.Body.SessionStopRes;
    res->ResponseCode = dinresponseCodeType_OK;
}

/**
 *
 */
void Sudo_Parameter_iso1_SessionStopRes()
{
    init_iso1BodyType(&v2gObject.ISO1.V2G_Message.Body);
    init_iso1SessionStopResType(&v2gObject.ISO1.V2G_Message.Body.SessionStopRes);

    v2gObject.ISO1.V2G_Message.Body.SessionStopRes_isUsed = 1u;

    //----- [BODY (1/3)] ResponseCode -----
    struct iso1SessionStopResType *res;
    res = &v2gObject.ISO1.V2G_Message.Body.SessionStopRes;
    res->ResponseCode = iso1responseCodeType_OK;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_din_SessionStopRes(int AcceptFd)
{
    //[ To-Do] Check SessionID of ServiceDiscoveryReq,
    //if it is not the same, the packet should be ignored.

    //STEP 1: ============ Initialize ============
    //int i = 0;
    int errn = 0;
    bitstream_t v2g_tx_stream;
    struct SessionStopResponse_DIN70121 *stp;

    size_t pos = 0;
    v2g_tx_stream.pos = &pos;
    v2g_tx_stream.size = V2GTP_MSG_TX_BUFFER_SIZE;	//(64*1024)   //65,536 = 65.5KB
    v2g_tx_stream.data = v2gBuffer.tx;
    stp = &ShmCcsData->V2GMessage_DIN70121.SessionStopResponse;

    stp->ResponseCode = OK_DIN70121;

    //[HEADER] Check Req SessionID
    if (Check_din_V2G_Rx_MSG_SessionID(&v2gObject.DIN) < 0)
    {
        stp->ResponseCode = dinresponseCodeType_FAILED_UnknownSession; //6
        DEBUG_ERROR("unmatched SessionID => End_Process\n");
        errn = -1;
    }

    //Check for SequenceError
    if (EVCOMM_SYS_INFO.SequenceError == TRUE)
    {
        stp->ResponseCode = dinresponseCodeType_FAILED_SequenceError; //5
        DEBUG_ERROR("SequenceError => End_Process\n");
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_SequenceError (023758)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 5;
        ShmStatusCodeData->PresentStatusCode[0][5] = 8;
    }

    //STEP 2: ============ Modifiy Parameter of ShmCcsData ============


    //STEP 3: ============ Save Parameters from ShmCcsData to EXI Engine Buffer ============
    #if PARAMETER_NORMAL_MODE == ENABLE
    SHM_Read_din_SessionStopRes(&v2gObject.DIN, ShmCcsData);
    #else
    Sudo_Parameter_din_SessionStopRes();
    #endif


    //STEP 4: ============ Encode and Send Response Message ===========
    if (send_encoded_din_V2GTP_Stream(AcceptFd, &v2g_tx_stream, &v2gObject.DIN) != 0)
    {
    	DEBUG_ERROR("Tx encoded msg error\n");
        errn = -1;
    }


    //STEP 5: ============ Update Flags ===========
    EVCOMM_SYS_INFO.ConnectorLocked = FALSE;   //Indicating CSU that the Connector is unlocked.
                                               //Once this is set, the CSU should

    // =========== Annouce to CSU [To-Be Implemented]=============
    CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;    //This should be also added to EV Error events.


    // =========== Re-initialized [To-Be Implemented]=============
    //Keep 5% PWM for 2 seconds
    for(int idx=3;idx>0;idx++)
    {
		DEBUG_INFO("PWM 5\%% countdown: %d\n", idx);
		sleep(1);
    }
    OutputCpPwmDuty(100);

    //[To-Do] Reset All Share memory

    //[To-Do] CCS Module enter "idle" mode and CSU should check for this state.

    //system("reboot -f");
    //sleep(5);
    //system("reboot -f");

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso1_SessionStopRes(int AcceptFd)
{
    //[To-Do] Check SessionID of ServiceDiscoveryReq,
    //if it is not the same, the packet should be ignored.

    //STEP 1: ============ Initialize ============
    //int i = 0;
    int errn = 0;
    bitstream_t v2g_tx_stream;
    struct SessionStopResponse_ISO15118_2014 *stp;
    //struct ChargingInfoData *sys;

    size_t pos = 0;
    v2g_tx_stream.pos = &pos;
    v2g_tx_stream.size = V2GTP_MSG_TX_BUFFER_SIZE;	//(64*1024)   //65,536 = 65.5KB
    v2g_tx_stream.data = v2gBuffer.tx;
    stp = &ShmCcsData->V2GMessage_ISO15118_2014.SessionStopResponse;
    //sys = &ShmSysConfigAndInfo->SysInfo.CcsChargingData[0];

    stp->ResponseCode = OK_ISO15118_2014;

    //[HEADER] Check Req SessionID
    if (Check_iso1_V2G_Rx_MSG_SessionID(&v2gObject.ISO1) < 0)
    {
        stp->ResponseCode = iso1responseCodeType_FAILED_UnknownSession; //6
        DEBUG_ERROR("unmatched SessionID => End_Process\n");
        errn = -1;
    }

    //Check for SequenceError
    if (EVCOMM_SYS_INFO.SequenceError == TRUE)
    {
        stp->ResponseCode = iso1responseCodeType_FAILED_SequenceError; //5
        DEBUG_ERROR("SequenceError => End_Process\n");
        errn = -1;

        //Update_ShmStatusCode(); //[To-Do] to be implemented
        //CCS_SECC_ResponseCode_FAILED_SequenceError (023758)
        ShmStatusCodeData->PresentStatusCode[0][0] = 0;
        ShmStatusCodeData->PresentStatusCode[0][1] = 2;
        ShmStatusCodeData->PresentStatusCode[0][2] = 3;
        ShmStatusCodeData->PresentStatusCode[0][3] = 7;
        ShmStatusCodeData->PresentStatusCode[0][4] = 5;
        ShmStatusCodeData->PresentStatusCode[0][5] = 8;
    }

    //STEP 2: ============ Modifiy Parameter of ShmCcsData ============


    //STEP 3: ============ Save Parameters from ShmCcsData to EXI Engine Buffer ============
    #if PARAMETER_NORMAL_MODE == ENABLE
    SHM_Read_iso1_SessionStopRes(&v2gObject.ISO1, ShmCcsData);
    #else
    Sudo_Parameter_iso1_SessionStopRes();
    #endif


    //STEP 4: ============ Encode and Send Response Message ===========
    if (send_encoded_iso1_V2GTP_Stream(AcceptFd, &v2g_tx_stream, &v2gObject.ISO1) != 0)
    {
    	DEBUG_ERROR("Tx encoded msg error\n");
        errn = -1;
    }

    //STEP 5: ============ Update Flags ===========
    EVCOMM_SYS_INFO.ConnectorLocked = FALSE;   //Indicating CSU that the Connector is unlocked.
                                               //Once this is set, the CSU should

    // =========== Annouce to CSU [To-Be Implemented]=============
    CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;    //This should be also added to EV Error events.


    // =========== Re-initialized [To-Be Implemented]=============
    //Keep 5% PWM for 2 seconds
    for(int idx=2;idx>0;idx--)
    {
    	DEBUG_INFO("PWM 5\%% count down: %d\n", idx);
    	sleep(1);
    }

    OutputCpPwmDuty(100);

    //[To-Do] Reset All Share memory

    //[To-Do] CCS Module enter "idle" mode and CSU should check for this state.

    //system("reboot -f");
    //sleep(5);
    //system("reboot -f");

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_din_SessionStopReq(int AcceptFd)
{
    int errn = 0;
    DEBUG_INFO("Request in.\n");

    //Print the decoded XML Document
    PRINT_XML_DOC_DIN_SessionStopReq(&v2gObject.DIN);

    //Save into Share Memory
    SHM_Save_din_SessionStopReq(ShmCcsData, &v2gObject.DIN, ShmSysConfigAndInfo);

    errn = Proc_din_SessionStopRes(AcceptFd);
    if (errn == 0)
    {
        //send response successfully.
    	DEBUG_INFO("Response out.\n");
    }
    else
    {
    	DEBUG_ERROR("Proc_din_SessionStopRes() fail: %d (DEC)", errn);
    }
    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int Proc_iso1_SessionStopReq(int AcceptFd)
{
    int errn = 0;
    DEBUG_INFO("Request in.\n");

    //Print the decoded XML Document
    PRINT_XML_DOC_ISO1_SessionStopReq(&v2gObject.ISO1);

    //Save into Share Memory
    SHM_Save_iso1_SessionStopReq(ShmCcsData, &v2gObject.ISO1, ShmSysConfigAndInfo);

    errn = Proc_iso1_SessionStopRes(AcceptFd);
    if (errn == 0)
    {
        //send response successfully.
    	DEBUG_INFO("Response out.\n");
    }
    else
    {
    	DEBUG_ERROR("Proc_iso1_SessionStopRes() fail: %d (DEC)\n", errn);
    }
    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int V2gMsg_Process_din(int AcceptFd)
{
    unsigned char req_is_responsed = FALSE;
    while (req_is_responsed == FALSE)
    {
        //Check if it is in End_Process
        if (EVCOMM_SYS_INFO.End_Process_inused == TRUE)
        {
            break;
        }

        switch(V2gFlowStatus)
        {
            //-------------------------------------------
            case SupportedAppProtocolRequest:
            {
                if (v2gObject.appHandshake.supportedAppProtocolReq_isUsed == 1u)
                {
                    v2gObject.appHandshake.supportedAppProtocolReq_isUsed = 0;
                    if (Proc_supportedAppProtocolReq(AcceptFd) == 0)   //0: no error
                    {
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                        Update_V2G_Status(SupportedAppProtocolResponse);
                    }
                    else
                    {
                    	DEBUG_ERROR("supportedAppProtocolResReq: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                }
                req_is_responsed = TRUE;
                break;
            }
            case SupportedAppProtocolResponse:
            {
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == SessionSetupRequest)
                {
                    Update_V2G_Status(SessionSetupRequest);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {

                }

                break;
            }
            //-------------------------------------------
            case SessionSetupRequest:               //19
            {
                if (Proc_din_SessionSetupReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(SessionSetupResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("SessionSetupReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case SessionSetupResponse:              //20
            {
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == ServiceDiscoveryRequest)
                {
                    Update_V2G_Status(ServiceDiscoveryRequest);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {

                }

                break;
            }
            //-------------------------------------------
            case ServiceDiscoveryRequest:           //21
            {
                if (Proc_din_ServiceDiscoveryReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(ServiceDiscoveryResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("ServiceDiscoveryReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case ServiceDiscoveryResponse:          //22
            {
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == ServiceAndPaymentSelectionRequest)
                {
                    Update_V2G_Status(ServiceAndPaymentSelectionRequest);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {

                }

                break;
            }
            //-------------------------------------------
            case ServiceAndPaymentSelectionRequest:     //25
            {
                if (Proc_din_ServiceAndPaymentSelectionReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(ServiceAndPaymentSelectionResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("ServiceAndPaymentSelectionReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case ServiceAndPaymentSelectionResponse:    //26
            {
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == AuthorizationRequest)
                {
                    Update_V2G_Status(AuthorizationRequest);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {

                }

                break;
            }
            //-------------------------------------------
            //case ContractAuthenticationReq:
            case AuthorizationRequest:              //29
            {
                if (Proc_din_ContractAuthenticationReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(AuthorizationResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("AuthorizationReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case AuthorizationResponse:             //30
            {
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == AuthorizationRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    if (Proc_din_ContractAuthenticationReq(AcceptFd) == 0)
                    {
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("AuthorizationReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                    req_is_responsed = TRUE;
                }
                //Check for ChargeParameterDiscoveryReq
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg == ChargeParameterDiscoveryRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                    Update_V2G_Status(ChargeParameterDiscoveryRequest);

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {

                }

                break;
            }
            //-------------------------------------------
            case ChargeParameterDiscoveryRequest:   //35
            {
                if (Proc_din_ChargeParameterDiscoveryReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(ChargeParameterDiscoveryResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("ChargeParameterDiscoveryReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case ChargeParameterDiscoveryResponse:
            {
                //STEP 1: Check for Process Timeout
                #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                ftime(&timerStart.SeqEnd);
                if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > V2G_SECC_ChargingParameter_Performance_Time)  //60 seconds
                {
                	DEBUG_ERROR("ChargingParameter Timeout - (%.02lf of %d ms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), V2G_SECC_ChargingParameter_Performance_Time);
                    Update_V2G_Status(Sequence_Timeout);
                    break;
                }
                #endif

                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == ChargeParameterDiscoveryRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    if (Proc_din_ChargeParameterDiscoveryReq(AcceptFd) == 0)
                    {
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("ChargeParameterDiscoveryReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                    req_is_responsed = TRUE;
                    break;
                }
                //STEP 2: Check for CableCheckReq message
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg == CableCheckRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                    DEBUG_INFO("[V2G][RX]CableCheckReqReq: isolated?\n");

                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_CableCheck_Timer_Start);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_CableCheck_Timer_End);

                    Update_V2G_Status(CableCheckRequest);

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif
                }
                //STEP 3: Wait for PowerDeliveryReq Message
                else if((EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStop) ||
                        (EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStart))
                {
                    Update_V2G_Status(PowerDeliveryRequestStop);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    //ftime(&EVCOMM_SYS_INFO.V2G_SECC_ChargeParameterDiscovery_Timer_End);

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif

                    if (Proc_din_PowerDeliveryStopReq(AcceptFd) == 0)
                    {
                        Update_V2G_Status(PowerDeliveryResponseStop);
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("PowerDeliveryStopReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {

                }

                break;
            }
            //-------------------------------------------
            case CableCheckRequest:                 //37
            {
                //STEP 3: Execute Cable Check Process
                if (Proc_din_CableCheckReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(CableCheckResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("CableCheckReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case CableCheckResponse:                //38
            {
                //STEP 1: Check for Process Timeout
                #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                ftime(&timerStart.SeqEnd);
                if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > V2G_SECC_CableCheck_Performance_Time)  //38 seconds
                {
                    //DEBUG_INFO("[CableCheck] end counting...\n");
                	DEBUG_ERROR("CableCheck Timeout - (%.02lf of %d ms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), V2G_SECC_CableCheck_Performance_Time);
                    Update_V2G_Status(Sequence_Timeout);

                    //Update_ShmStatusCode(); //[To-Do] to be implemented
                    //CCS_SECC_TIMEOUT_V2G_CableCheck_Performance_Time (023847)
                    ShmStatusCodeData->PresentStatusCode[0][0] = 0;
                    ShmStatusCodeData->PresentStatusCode[0][1] = 2;
                    ShmStatusCodeData->PresentStatusCode[0][2] = 3;
                    ShmStatusCodeData->PresentStatusCode[0][3] = 8;
                    ShmStatusCodeData->PresentStatusCode[0][4] = 4;
                    ShmStatusCodeData->PresentStatusCode[0][5] = 7;
                    break;
                }
                #endif

                //STEP 2: Check for CableCheckReq message
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == CableCheckRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    //STEP 3: Execute Cable Check Process
                    if (Proc_din_CableCheckReq(AcceptFd) == 0)
                    {
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("CableCheckReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                    req_is_responsed = TRUE;
                }
                //STEP 3: Check for PreChargeReq message
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg == PreChargeRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                    Update_V2G_Status(PreChargeRequest);
                    DEBUG_INFO("[V2G][RX]PreChargeReqReq: waiting for pre-charge voltage...\n");

                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_CableCheck_Timer_End);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Precharge_Timer_Start);

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif
                }
                //STEP 3: Wait for PowerDeliveryReq Message
                else if((EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStop) ||
                        (EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStart))
                {
                    Update_V2G_Status(PowerDeliveryRequestStop);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    //ftime(&EVCOMM_SYS_INFO.V2G_SECC_ChargeParameterDiscovery_Timer_End);

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif

                    if (Proc_din_PowerDeliveryStopReq(AcceptFd) == 0)
                    {
                        Update_V2G_Status(PowerDeliveryResponseStop);
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("PowerDeliveryStopReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {

                }

                break;
            }
            //-------------------------------------------
            case PreChargeRequest:                  //39
            {
                if (Proc_din_PreChargeReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(PreChargeResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("PreChargeReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case PreChargeResponse:                 //40
            {
                //STEP 1: Check for Process Timeout
                #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                ftime(&timerStart.SeqEnd);
                if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > V2G_SECC_PreCharge_Performance_Time)  //5 seconds
                {
                	DEBUG_ERROR("Precharge Timeout - (%.02lf of %d ms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), V2G_SECC_PreCharge_Performance_Time);
                    Update_V2G_Status(Sequence_Timeout);

                    //Update_ShmStatusCode(); //[To-Do] to be implemented
                    //CCS_SECC_TIMEOUT_V2G_PreCharge_Performace_Time (023850)
                    ShmStatusCodeData->PresentStatusCode[0][0] = 0;
                    ShmStatusCodeData->PresentStatusCode[0][1] = 2;
                    ShmStatusCodeData->PresentStatusCode[0][2] = 3;
                    ShmStatusCodeData->PresentStatusCode[0][3] = 8;
                    ShmStatusCodeData->PresentStatusCode[0][4] = 5;
                    ShmStatusCodeData->PresentStatusCode[0][5] = 0;
                    break;
                }
                #endif

                //STEP 2: Check for PreChargeReq message
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == PreChargeRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    if (Proc_din_PreChargeReq(AcceptFd) == 0)
                    {
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("PreChargeReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                    req_is_responsed = TRUE;
                }
                //STEP 3: Check for PowerDeliveryReq message
                else if((EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStop) ||
                        (EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStart))
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                    Update_V2G_Status(PowerDeliveryRequestStart);

                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Precharge_Timer_End);

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {

                }

                break;
            }
            //-------------------------------------------
            case PowerDeliveryRequestStart:         //41
            {
                if (Proc_din_PowerDeliveryStartReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(PowerDeliveryResponsetStart);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("PowerDeliveryStartReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case PowerDeliveryResponsetStart:        //42
            {
                //STEP 1: Check for Process Timeout
                #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                if (v2gObject.DIN.V2G_Message.Body.PowerDeliveryReq_isUsed == 1u)
                {
                    ftime(&timerStart.SeqEnd);
                    if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > 2000)  //5 seconds
                    {
                    	DEBUG_ERROR("Wait for CurrentDemandReq Timeout - (%.02lf of %d ms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), 2000);
                        Update_V2G_Status(Sequence_Timeout);
                    }
                    break;
                }
                #endif

                //STEP 2: Wait for CurrentDemandReq Message
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == CurrentDemandRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                    Update_V2G_Status(CurrentDemandRequest);
                    DEBUG_INFO("[V2G][RX]CurrentDemandReqReq: energy transfering...\n");

                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_CurrentDemand_Timer_Start);
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {

                }

                break;
            }
            //-------------------------------------------
            case CurrentDemandRequest:              //45,
            {
                if (Proc_din_CurrentDemandReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(CurrentDemandResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("CurrentDemandReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case CurrentDemandResponse:             //46,
            {
                //STEP 1: Wait for CurrentDemandReq Message
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == CurrentDemandRequest)
                {
                   EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                    if (Proc_din_CurrentDemandReq(AcceptFd) == 0)
                    {
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("CurrentDemandReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                    req_is_responsed = TRUE;
                    break;
                }

                //STEP 2: Wait for PowerDeliveryReq Message
                else if((EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStop) ||
                        (EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStart))
                {
                    Update_V2G_Status(PowerDeliveryRequestStop);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_CurrentDemand_Timer_End);

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {

                }

                break;
            }
            //-------------------------------------------
            case PowerDeliveryRequestStop:          //49,
            {
                if (Proc_din_PowerDeliveryStopReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(PowerDeliveryResponseStop);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif
                }
                else
                {
                	DEBUG_ERROR("PowerDeliveryStopReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case PowerDeliveryResponseStop:        //50,
            {
                //STEP 1: Check for Process Timeout
                #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                ftime(&timerStart.SeqEnd);
                if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > 2000)  //2 seconds
                {
                	DEBUG_ERROR("Wait for WeldingDetectionReq or SessionStopReq Timeout - (%.02lf of %d ms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), 2000);
                    Update_V2G_Status(Sequence_Timeout);
                    break;
                }
                #endif

                //STEP 2: Check for WeldingDetectionReq Message
                if(EVCOMM_SYS_INFO.V2G_Rx_Msg == WeldingDetectionRequest)
                {
                   EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                    Update_V2G_Status(WeldingDetectionRequest);
                    DEBUG_INFO("[V2G][RX]WeldingDetectionReq: ongoing...\n");

                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_WeldingDetection_Timer_Start);

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif
                }
                else if(EVCOMM_SYS_INFO.V2G_Rx_Msg == SessionStopRequest)
                {
                    Update_V2G_Status(SessionStopRequest);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    if (Proc_din_SessionStopReq(AcceptFd) == 0)
                    {
                        Update_V2G_Status(SessionStopResponse);
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("SessionStopReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                    break;
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {

                }

                break;
            }
            //-------------------------------------------
            case WeldingDetectionRequest:           //51,
            {
                if (Proc_din_WeldingDetectionReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(WeldingDetectionResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("WeldingDetectionReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case WeldingDetectionResponse:          //52,
            {
                //STEP 1: Check for Process Timeout
                #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                ftime(&timerStart.SeqEnd);
                if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > V2G_SECC_WeldingDetection_Performance_Time)  //20 seconds
                {
                	DEBUG_ERROR("Wait for SessionStopReq Timeout - (%.02lf of %d ms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), V2G_SECC_WeldingDetection_Performance_Time);
                    Update_V2G_Status(Sequence_Timeout);
                    break;
                }
                #endif

                //STEP 2: Check for WeldingDetectionReq Message
                if(EVCOMM_SYS_INFO.V2G_Rx_Msg == WeldingDetectionRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                    if (Proc_din_WeldingDetectionReq(AcceptFd) == 0)
                    {
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("WeldingDetectionReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                    req_is_responsed = TRUE;
                }
                //STEP 3: Check for SessionStopReq Message
                else if(EVCOMM_SYS_INFO.V2G_Rx_Msg == SessionStopRequest)
                {
                    Update_V2G_Status(SessionStopRequest);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_WeldingDetection_Timer_End);
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {

                }

                break;
            }
            //-------------------------------------------
            case SessionStopRequest:                //53,
            {
                if (Proc_din_SessionStopReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(SessionStopResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("SessionStopReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case SessionStopResponse:               //54,
            {
                break;
            }
            //-------------------------------------------
            default:
            {
                break;
            }
        }
        usleep(1000);
    }

    return 0;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int V2gMsg_Process_iso1_DC(int AcceptFd)
{
    unsigned char req_is_responsed = FALSE;

    while (req_is_responsed == FALSE)
    {
        //Check if it is in End_Process
        if (EVCOMM_SYS_INFO.End_Process_inused == TRUE)
        {
            break;
        }

        switch(V2gFlowStatus)
        {
            //-------------------------------------------
            case SupportedAppProtocolRequest:
            {
                if (v2gObject.appHandshake.supportedAppProtocolReq_isUsed == 1u)
                {
                    v2gObject.appHandshake.supportedAppProtocolReq_isUsed = 0;
                    if (Proc_supportedAppProtocolReq(AcceptFd) == 0)   //0: no error
                    {
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                        Update_V2G_Status(SupportedAppProtocolResponse);
                    }
                    else
                    {
                    	DEBUG_ERROR("supportedAppProtocolResReq: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                }
                req_is_responsed = TRUE;
                break;
            }
            case SupportedAppProtocolResponse:
            {
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == SessionSetupRequest)
                {
                    Update_V2G_Status(SessionSetupRequest);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {

                }

                break;
            }
            //-------------------------------------------
            case SessionSetupRequest:               //19
            {
                if (Proc_iso1_SessionSetupReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(SessionSetupResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("SessionSetupReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case SessionSetupResponse:              //20
            {
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == ServiceDiscoveryRequest)
                {
                    Update_V2G_Status(ServiceDiscoveryRequest);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {

                }

                break;
            }
            //-------------------------------------------
            case ServiceDiscoveryRequest:           //21
            {
                if (Proc_iso1_ServiceDiscoveryReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(ServiceDiscoveryResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("ServiceDiscoveryReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case ServiceDiscoveryResponse:          //22
            {
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == ServiceAndPaymentSelectionRequest)
                {
                    Update_V2G_Status(ServiceAndPaymentSelectionRequest);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {

                }

                break;
            }
            //-------------------------------------------
            case ServiceAndPaymentSelectionRequest:     //25
            {
                if (Proc_iso1_ServiceAndPaymentSelectionReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(ServiceAndPaymentSelectionResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("ServiceAndPaymentSelectionReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case ServiceAndPaymentSelectionResponse:    //26
            {
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == AuthorizationRequest)
                {
                    Update_V2G_Status(AuthorizationRequest);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {

                }

                break;
            }
            //-------------------------------------------
            //case ContractAuthenticationReq:
            case AuthorizationRequest:              //29
            {
                if (Proc_iso1_AuthenticationReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(AuthorizationResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("AuthorizationReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case AuthorizationResponse:             //30
            {
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == AuthorizationRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    if (Proc_iso1_AuthenticationReq(AcceptFd) == 0)
                    {
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("AuthorizationReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                    req_is_responsed = TRUE;
                }
                //Check for ChargeParameterDiscoveryReq
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg == ChargeParameterDiscoveryRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                    Update_V2G_Status(ChargeParameterDiscoveryRequest);
                    DEBUG_INFO("[V2G][RX]ChargeParameterDiscoveryReq: CSU Permission?\n");

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {

                }

                break;
            }
            //-------------------------------------------
            case ChargeParameterDiscoveryRequest:   //35
            {
                if (Proc_iso1_ChargeParameterDiscoveryReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(ChargeParameterDiscoveryResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("ChargeParameterDiscoveryReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case ChargeParameterDiscoveryResponse:
            {
                //STEP 1: Check for Process Timeout
                #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                ftime(&timerStart.SeqEnd);
                if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > V2G_SECC_ChargingParameter_Performance_Time)  //60 seconds
                {
                	DEBUG_ERROR("ChargingParameter Timeout - (%.02lf of %d ms)\n",
											DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd),
											V2G_SECC_ChargingParameter_Performance_Time);
                    Update_V2G_Status(Sequence_Timeout);
                    break;
                }
                #endif

                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == ChargeParameterDiscoveryRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    if (Proc_iso1_ChargeParameterDiscoveryReq(AcceptFd) == 0)
                    {
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("ChargeParameterDiscoveryReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                    req_is_responsed = TRUE;
                }
                //STEP 2: Check for CableCheckReq message
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg == CableCheckRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    DEBUG_INFO("[V2G][RX]CableCheckReqReq: isolated?\n");

                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_CableCheck_Timer_Start);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_CableCheck_Timer_End);

                    Update_V2G_Status(CableCheckRequest);

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif
                }
                //STEP 3: Wait for PowerDeliveryReq Message
                else if((EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStop) ||
                        (EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStart))
                {
                    Update_V2G_Status(PowerDeliveryRequestStop);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    //ftime(&EVCOMM_SYS_INFO.V2G_SECC_ChargeParameterDiscovery_Timer_End);

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif

                    if (Proc_iso1_PowerDeliveryStopReq(AcceptFd) == 0)
                    {
                        Update_V2G_Status(PowerDeliveryResponseStop);
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("PowerDeliveryStopReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                    break;
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {

                }
                break;
            }
            //-------------------------------------------
            case CableCheckRequest:                 //37
            {
                //STEP 3: Execute Cable Check Process
                if (Proc_iso1_CableCheckReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(CableCheckResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("CableCheckReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case CableCheckResponse:                //38
            {
                //STEP 1: Check for Process Timeout
                #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                ftime(&timerStart.SeqEnd);
                if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > V2G_SECC_CableCheck_Performance_Time)  //38 seconds
                {
                    //DEBUG_INFO("[CableCheck] end counting...\n");
                	DEBUG_ERROR("CableCheck Timeout - (%.02lf of %d ms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), V2G_SECC_CableCheck_Performance_Time);
                    Update_V2G_Status(Sequence_Timeout);

                    //Update_ShmStatusCode(); //[To-Do] to be implemented
                    //CCS_SECC_TIMEOUT_V2G_CableCheck_Performance_Time (023847)
                    ShmStatusCodeData->PresentStatusCode[0][0] = 0;
                    ShmStatusCodeData->PresentStatusCode[0][1] = 2;
                    ShmStatusCodeData->PresentStatusCode[0][2] = 3;
                    ShmStatusCodeData->PresentStatusCode[0][3] = 8;
                    ShmStatusCodeData->PresentStatusCode[0][4] = 4;
                    ShmStatusCodeData->PresentStatusCode[0][5] = 7;
                    break;
                }
                #endif

                //STEP 2: Check for CableCheckReq message
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == CableCheckRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    //STEP 3: Execute Cable Check Process
                    if (Proc_iso1_CableCheckReq(AcceptFd) == 0)
                    {
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("CableCheckReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                    req_is_responsed = TRUE;
                }
                //STEP 3: Check for PreChargeReq message
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg == PreChargeRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                    Update_V2G_Status(PreChargeRequest);
                    DEBUG_INFO("[V2G][RX]PreChargeReqReq: waiting for pre-charge voltage...\n");

                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_CableCheck_Timer_End);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Precharge_Timer_Start);

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif
                }
                //STEP 3: Wait for PowerDeliveryReq Message
                else if((EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStop) ||
                        (EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStart))
                {
                    Update_V2G_Status(PowerDeliveryRequestStop);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    //ftime(&EVCOMM_SYS_INFO.V2G_SECC_ChargeParameterDiscovery_Timer_End);

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif

                    if (Proc_iso1_PowerDeliveryStopReq(AcceptFd) == 0)
                    {
                        Update_V2G_Status(PowerDeliveryResponseStop);
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("PowerDeliveryStopReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {

                }

                break;
            }
            //-------------------------------------------
            case PreChargeRequest:                  //39
            {
                if (Proc_iso1_PreChargeReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(PreChargeResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("PreChargeReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case PreChargeResponse:                 //40
            {
                //STEP 1: Check for Process Timeout
                #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                ftime(&timerStart.SeqEnd);
                if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > V2G_SECC_PreCharge_Performance_Time)  //5 seconds
                {
                	DEBUG_ERROR("Precharge Timeout - (%.02lf of %d ms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), V2G_SECC_PreCharge_Performance_Time);
                    Update_V2G_Status(Sequence_Timeout);

                    //Update_ShmStatusCode(); //[To-Do] to be implemented
                    //CCS_SECC_TIMEOUT_V2G_PreCharge_Performace_Time (023850)
                    ShmStatusCodeData->PresentStatusCode[0][0] = 0;
                    ShmStatusCodeData->PresentStatusCode[0][1] = 2;
                    ShmStatusCodeData->PresentStatusCode[0][2] = 3;
                    ShmStatusCodeData->PresentStatusCode[0][3] = 8;
                    ShmStatusCodeData->PresentStatusCode[0][4] = 5;
                    ShmStatusCodeData->PresentStatusCode[0][5] = 0;
                    break;
                }
                #endif

                //STEP 2: Check for PreChargeReq message
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == PreChargeRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    if (Proc_iso1_PreChargeReq(AcceptFd) == 0)
                    {
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("PreChargeReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                    req_is_responsed = TRUE;
                }
                //STEP 3: Check for PowerDeliveryReq message
                else if((EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStop) ||
                        (EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStart))
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                    Update_V2G_Status(PowerDeliveryRequestStart);

                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Precharge_Timer_End);

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {

                }

                break;
            }
            //-------------------------------------------
            case PowerDeliveryRequestStart:         //41
            {
                if (Proc_iso1_PowerDeliveryStartReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(PowerDeliveryResponsetStart);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("PowerDeliveryStartReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case PowerDeliveryResponsetStart:        //42
            {
                //STEP 1: Check for Process Timeout
                #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                if (v2gObject.ISO1.V2G_Message.Body.PowerDeliveryReq_isUsed == 1u)
                {
                    ftime(&timerStart.SeqEnd);
                    if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > 2000)  //5 seconds
                    {
                    	DEBUG_ERROR("Wait for CurrentDemandReq Timeout - (%.02lf of %d ms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), 2000);
                        Update_V2G_Status(Sequence_Timeout);
                    }
                    break;
                }
                #endif

                //STEP 2: Wait for CurrentDemandReq Message
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == CurrentDemandRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                    Update_V2G_Status(CurrentDemandRequest);
                    DEBUG_INFO("[V2G][RX]CurrentDemandReqReq: energy transfering...\n");

                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_CurrentDemand_Timer_Start);
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {}
                break;
            }
            //-------------------------------------------
            case CurrentDemandRequest:              //45,
            {
                if (Proc_iso1_CurrentDemandReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(CurrentDemandResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("CurrentDemandReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case CurrentDemandResponse:             //46,
            {
                //STEP 1: Wait for CurrentDemandReq Message
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == CurrentDemandRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                    if (Proc_iso1_CurrentDemandReq(AcceptFd) == 0)
                    {
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("CurrentDemandReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                    req_is_responsed = TRUE;
                }
                //STEP 2: Wait for PowerDeliveryReq Message
                else if((EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStop) ||
                        (EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStart))
                {
                    Update_V2G_Status(PowerDeliveryRequestStop);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_CurrentDemand_Timer_End);

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {

                }

                break;
            }
            //-------------------------------------------
            case PowerDeliveryRequestStop:          //49,
            {
                if (Proc_iso1_PowerDeliveryStopReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(PowerDeliveryResponseStop);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif
                }
                else
                {
                	DEBUG_ERROR("PowerDeliveryStopReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case PowerDeliveryResponseStop:        //50,
            {
                //STEP 1: Check for Process Timeout
                #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                ftime(&timerStart.SeqEnd);
                if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > 2000)  //2 seconds
                {
                	DEBUG_ERROR("Wait for WeldingDetectionReq or SessionStopReq Timeout - (%.02lf of %d ms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), 2000);
                    Update_V2G_Status(Sequence_Timeout);
                    break;
                }
                #endif

                //STEP 2: Check for WeldingDetectionReq Message
                if(EVCOMM_SYS_INFO.V2G_Rx_Msg == WeldingDetectionRequest)
                {
                   EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                    Update_V2G_Status(WeldingDetectionRequest);
                    DEBUG_INFO("[V2G][RX]WeldingDetectionReq: ongoing...\n");

                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_WeldingDetection_Timer_Start);

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif
                }
                else if(EVCOMM_SYS_INFO.V2G_Rx_Msg == SessionStopRequest)
                {
                    Update_V2G_Status(SessionStopRequest);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    if (Proc_iso1_SessionStopReq(AcceptFd) == 0)
                    {
                        Update_V2G_Status(SessionStopResponse);
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("SessionStopReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {

                }

                break;
            }
            //-------------------------------------------
            case WeldingDetectionRequest:           //51,
            {
                if (Proc_iso1_WeldingDetectionReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(WeldingDetectionResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("WeldingDetectionReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case WeldingDetectionResponse:          //52,
            {
                //STEP 1: Check for Process Timeout
                #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                ftime(&timerStart.SeqEnd);
                if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > V2G_SECC_WeldingDetection_Performance_Time)  //20 seconds
                {
                	DEBUG_ERROR("Wait for SessionStopReq Timeout - (%.02lf of %d ms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), V2G_SECC_WeldingDetection_Performance_Time);
                    Update_V2G_Status(Sequence_Timeout);
                    break;
                }
                #endif

                //STEP 2: Check for WeldingDetectionReq Message
                if(EVCOMM_SYS_INFO.V2G_Rx_Msg == WeldingDetectionRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                    if (Proc_iso1_WeldingDetectionReq(AcceptFd) == 0)
                    {
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("WeldingDetectionReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                    req_is_responsed = TRUE;
                }
                //STEP 3: Check for SessionStopReq Message
                else if(EVCOMM_SYS_INFO.V2G_Rx_Msg == SessionStopRequest)
                {
                    Update_V2G_Status(SessionStopRequest);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_WeldingDetection_Timer_End);
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {

                }

                break;
            }
            //-------------------------------------------
            case SessionStopRequest:                //53,
            {
                if (Proc_iso1_SessionStopReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(SessionStopResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("SessionStopReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case SessionStopResponse:               //54,
            {
                break;
            }
            //-------------------------------------------
            default:
            {
                break;
            }
        }
        usleep(1000);
    }

    return 0;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int V2gMsg_Process_iso1_AC(int AcceptFd)
{
    unsigned char req_is_responsed = FALSE;

    while (req_is_responsed == FALSE)
    {
        //Check if it is in End_Process
        if (EVCOMM_SYS_INFO.End_Process_inused == TRUE)
        {
            break;
        }

        switch(V2gFlowStatus)
        {
            //-------------------------------------------
            case SupportedAppProtocolRequest:       //17
            {
                if (v2gObject.appHandshake.supportedAppProtocolReq_isUsed == 1u)
                {
                    v2gObject.appHandshake.supportedAppProtocolReq_isUsed = 0;
                    if (Proc_supportedAppProtocolReq(AcceptFd) == 0)   //0: no error
                    {
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                        Update_V2G_Status(SupportedAppProtocolResponse);
                    }
                    else
                    {
                    	DEBUG_ERROR("supportedAppProtocolResReq: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                }
                req_is_responsed = TRUE;
                break;
            }
            case SupportedAppProtocolResponse:      //18
            {
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == SessionSetupRequest)
                {
                    Update_V2G_Status(SessionSetupRequest);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n",EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {}

                break;
            }
            //-------------------------------------------
            case SessionSetupRequest:               //19
            {
                if (Proc_iso1_SessionSetupReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(SessionSetupResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("SessionSetupReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case SessionSetupResponse:              //20
            {
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == ServiceDiscoveryRequest)
                {
                    Update_V2G_Status(ServiceDiscoveryRequest);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {}

                break;
            }
            //-------------------------------------------
            case ServiceDiscoveryRequest:           //21
            {
                if (Proc_iso1_ServiceDiscoveryReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(ServiceDiscoveryResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("ServiceDiscoveryReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case ServiceDiscoveryResponse:          //22
            {
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == ServiceAndPaymentSelectionRequest)
                {
                    Update_V2G_Status(ServiceAndPaymentSelectionRequest);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {}

                break;
            }
            //-------------------------------------------
            case ServiceAndPaymentSelectionRequest: //25
            {
                if (Proc_iso1_ServiceAndPaymentSelectionReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(ServiceAndPaymentSelectionResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("ServiceAndPaymentSelectionReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case ServiceAndPaymentSelectionResponse://26
            {
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == AuthorizationRequest)
                {
                    Update_V2G_Status(AuthorizationRequest);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {}

                break;
            }
            //-------------------------------------------
            //case ContractAuthenticationReq:
            case AuthorizationRequest:              //29
            {
                if (Proc_iso1_AuthenticationReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(AuthorizationResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("AuthorizationReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case AuthorizationResponse:             //30
            {
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == AuthorizationRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    if (Proc_iso1_AuthenticationReq(AcceptFd) == 0)
                    {
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("AuthorizationReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                    req_is_responsed = TRUE;
                }
                //Check for ChargeParameterDiscoveryReq
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg == ChargeParameterDiscoveryRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                    Update_V2G_Status(ChargeParameterDiscoveryRequest);

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {}

                break;
            }
            //-------------------------------------------
            case ChargeParameterDiscoveryRequest:   //35
            {
                if (Proc_iso1_ChargeParameterDiscoveryReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(ChargeParameterDiscoveryResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("ChargeParameterDiscoveryReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case ChargeParameterDiscoveryResponse:  //36
            {
                //STEP 1: Check for Process Timeout
                #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
    	        ftime(&timerStart.SeqEnd);
    	        if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > V2G_SECC_ChargingParameter_Performance_Time)  //60 seconds
    	        {
    	        	DEBUG_ERROR("ChargingParameter Timeout - (%.02lf of %d ms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), V2G_SECC_ChargingParameter_Performance_Time);
    	            Update_V2G_Status(Sequence_Timeout);
                    break;
    	        }
                #endif

                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == ChargeParameterDiscoveryRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    if (Proc_iso1_ChargeParameterDiscoveryReq(AcceptFd) == 0)
                    {
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("ChargeParameterDiscoveryReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                    req_is_responsed = TRUE;
                }

                //STEP 3: Wait for PowerDeliveryReq Message
                else if((EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStop) ||
                        (EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStart))
                {
                    Update_V2G_Status(PowerDeliveryRequestStart);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    //ftime(&EVCOMM_SYS_INFO.V2G_SECC_ChargeParameterDiscovery_Timer_End);

			#if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
			#endif
/*
                    if(Proc_iso1_PowerDeliveryStopReq(AcceptFd) == 0)
                    {
                        Update_V2G_Status(PowerDeliveryResponseStop);
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                        DEBUG_ERROR("PowerDeliveryStopReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }*/
    		#if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
            #endif
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {

                }
                break;
            }
            //-------------------------------------------
            case PowerDeliveryRequestStart:         //41
            {
                if (Proc_iso1_PowerDeliveryStartReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(PowerDeliveryResponsetStart);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("PowerDeliveryStartReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case PowerDeliveryResponsetStart:       //42
            {
                //STEP 1: Check for Process Timeout
			#if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                if (v2gObject.ISO1.V2G_Message.Body.PowerDeliveryReq_isUsed == 1u)
                {
                    ftime(&timerStart.SeqEnd);
                    if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > 2000)  //5 seconds
                    {
                    	DEBUG_ERROR("Wait for ChargingStatusReq Timeout - (%.02lf of %d ms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), 2000);
                        Update_V2G_Status(Sequence_Timeout);
                    }
                    break;
                }
			#endif

                //STEP 2: Wait for ChargingStatusReq Message
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == ChargingStatusRequest)
                {
    	            EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                    Update_V2G_Status(ChargingStatusRequest);
                    DEBUG_INFO("[V2G][RX]ChargingStatusReq: energy transfering...\n");

                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_ChargingStatus_Timer_Start);
                }
                else
                {}

                break;
            }
            //-------------------------------------------
            case ChargingStatusRequest:             //43
            {
                if (Proc_iso1_ChargingStatusReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(ChargingStatusResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("ChargingStatusRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case ChargingStatusResponse:            //44
            {
                //STEP 1: Wait for ChargingStatusReq Message
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == ChargingStatusRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                    if (Proc_iso1_ChargingStatusReq(AcceptFd) == 0)
                    {
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("ChargingStatusRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                    req_is_responsed = TRUE;
                }
                //STEP 2: Wait for PowerDeliveryReq Message
                else if((EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStop) ||
                        (EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStart))
                {
                    Update_V2G_Status(PowerDeliveryRequestStop);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_ChargingStatus_Timer_End);

				#if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
				#endif
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {}

                break;
            }
            //-------------------------------------------
            case PowerDeliveryRequestStop:          //49
            {
                if (Proc_iso1_PowerDeliveryStopReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(PowerDeliveryResponseStop);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);

				#if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
				#endif
                }
                else
                {
                	DEBUG_ERROR("PowerDeliveryStopReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case PowerDeliveryResponseStop:         //50
            {
                //STEP 1: Check for Process Timeout
			#if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                ftime(&timerStart.SeqEnd);
                if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > 2000)  //2 seconds
                {
                	DEBUG_ERROR("Wait for SessionStopReq Timeout - (%.02lf of %d ms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), 2000);
                    Update_V2G_Status(Sequence_Timeout);
                    break;
                }
			#endif

                //STEP 3: Check for SessionStopReq Message
                else if(EVCOMM_SYS_INFO.V2G_Rx_Msg == SessionStopRequest)
                {
                    Update_V2G_Status(SessionStopRequest);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else if ((EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest) &&
                         (EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest))
                {
                	if((EVCOMM_SYS_INFO.V2G_Rx_Msg != ChargeParameterDiscoveryRequest))
                	{
						DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
						EVCOMM_SYS_INFO.SequenceError = TRUE;
                	}

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {}

                break;
            }
            case SessionStopRequest:                //53
            {
                if (Proc_iso1_SessionStopReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(SessionStopResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("SessionStopReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case SessionStopResponse:               //54
            {
                break;
            }
            default:
            {
                break;
            }
        }
        usleep(1000);
    }

    return 0;
}

/**
 *
 * @param AcceptFd
 * @param EnergyTransferMode
 * @return
 */
int V2gMsg_Process_iso1(int AcceptFd, unsigned char EnergyTransferMode)
{
    switch (EnergyTransferMode)
    {
        case DC_extended:
        {
        	//DEBUG_INFO("EnergyTransferMode: DC_extended\n");
            V2gMsg_Process_iso1_DC(AcceptFd);
            break;
        }

        case AC_single_phase_core:
        case AC_three_phase_core:
        {
        	//DEBUG_INFO("EnergyTransferMode: AC_single_phase_core or AC_three_phase_core\n");
            V2gMsg_Process_iso1_AC(AcceptFd);
            break;
        }

        default:
        {
        	DEBUG_WARN("Unexpected EnergyTransferMode: (%d)\n", EnergyTransferMode);
            break;
        }
    }

    return 0;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int V2gMsg_Process_iso2_DC(int AcceptFd)
{
    unsigned char req_is_responsed = FALSE;
    while (req_is_responsed == FALSE)
    {
        //Check if it is in End_Process
        if (EVCOMM_SYS_INFO.End_Process_inused == TRUE)
        {
            break;
        }

        switch(V2gFlowStatus)
        {
            //-------------------------------------------
            case SupportedAppProtocolRequest:
            {
                if (v2gObject.appHandshake.supportedAppProtocolReq_isUsed == 1u)
                {
                    v2gObject.appHandshake.supportedAppProtocolReq_isUsed = 0;
                    if (Proc_supportedAppProtocolReq(AcceptFd) == 0)   //0: no error
                    {
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                        Update_V2G_Status(SupportedAppProtocolResponse);
                    }
                    else
                    {
                    	DEBUG_ERROR("supportedAppProtocolResReq: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                }
                req_is_responsed = TRUE;
                break;
            }
            case SupportedAppProtocolResponse:
            {
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == SessionSetupRequest)
                {
                    Update_V2G_Status(SessionSetupRequest);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {}

                break;
            }
            //-------------------------------------------
            case SessionSetupRequest:               //19
            {
                if (Proc_iso2_SessionSetupReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(SessionSetupResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("SessionSetupReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case SessionSetupResponse:              //20
            {
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == ServiceDiscoveryRequest)
                {
                    Update_V2G_Status(ServiceDiscoveryRequest);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {}

                break;
            }
    #if 0
            //-------------------------------------------
            case ServiceDiscoveryRequest:           //21
            {
                if (Proc_iso2_ServiceDiscoveryReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(ServiceDiscoveryResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("ServiceDiscoveryReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case ServiceDiscoveryResponse:          //22
            {
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == ServiceAndPaymentSelectionRequest)
                {
                    Update_V2G_Status(ServiceAndPaymentSelectionRequest);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {
                    break;
                }
            }
            //-------------------------------------------
            case ServiceAndPaymentSelectionRequest:     //25
            {
                if (Proc_iso2_ServiceAndPaymentSelectionReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(ServiceAndPaymentSelectionResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("ServiceAndPaymentSelectionReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case ServiceAndPaymentSelectionResponse:    //26
            {
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == AuthorizationRequest)
                {
                    Update_V2G_Status(AuthorizationRequest);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {
                    break;
                }
            }
            //-------------------------------------------
            //case ContractAuthenticationReq:
            case AuthorizationRequest:              //29
            {
                if (Proc_iso2_AuthenticationReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(AuthorizationResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("AuthorizationReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case AuthorizationResponse:             //30
            {
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == AuthorizationRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    if (Proc_iso2_AuthenticationReq(AcceptFd) == 0)
                    {
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("AuthorizationReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                    req_is_responsed = TRUE;
                    break;
                }

                //Check for ChargeParameterDiscoveryReq
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg == ChargeParameterDiscoveryRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                    Update_V2G_Status(ChargeParameterDiscoveryRequest);
                    DEBUG_INFO("[V2G][RX]ChargeParameterDiscoveryReq: CSU Permission?\n");

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {
                    break;
                }
            }
            //-------------------------------------------
            case ChargeParameterDiscoveryRequest:   //35
            {
                if (Proc_iso2_ChargeParameterDiscoveryReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(ChargeParameterDiscoveryResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("ChargeParameterDiscoveryReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case ChargeParameterDiscoveryResponse:
            {
                //STEP 1: Check for Process Timeout
                #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                ftime(&timerStart.SeqEnd);
                if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > V2G_SECC_ChargingParameter_Performance_Time)  //60 seconds
                {
                	DEBUG_ERROR("ChargingParameter Timeout - (%.02lf of %d ms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), V2G_SECC_ChargingParameter_Performance_Time);
                    Update_V2G_Status(Sequence_Timeout);
                    break;
                }
                #endif

                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == ChargeParameterDiscoveryRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    if (Proc_iso2_ChargeParameterDiscoveryReq(AcceptFd) == 0)
                    {
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("ChargeParameterDiscoveryReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                    req_is_responsed = TRUE;
                    break;
                }
                //STEP 2: Check for CableCheckReq message
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg == CableCheckRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                    Update_V2G_Status(CableCheckRequest);
                    DEBUG_INFO("[V2G][RX]CableCheckReqReq: isolated?\n");

                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_CableCheck_Timer_Start);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_CableCheck_Timer_End);

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif
                }
                //STEP 3: Wait for PowerDeliveryReq Message
                else if((EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStop) ||
                        (EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStart))
                {
                    Update_V2G_Status(PowerDeliveryRequestStop);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    //ftime(&EVCOMM_SYS_INFO.V2G_SECC_ChargeParameterDiscovery_Timer_End);

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif

                    if (Proc_iso2_PowerDeliveryStopReq(AcceptFd) == 0)
                    {
                        Update_V2G_Status(PowerDeliveryResponseStop);
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("PowerDeliveryStopReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                    break;
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {
                    break;
                }
            }
            //-------------------------------------------
            case CableCheckRequest:                 //37
            {
                //STEP 3: Execute Cable Check Process
                if (Proc_iso2_CableCheckReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(CableCheckResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("CableCheckReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case CableCheckResponse:                //38
            {
                //STEP 1: Check for Process Timeout
                #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                ftime(&timerStart.SeqEnd);
                if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > V2G_SECC_CableCheck_Performance_Time)  //38 seconds
                {
                    //DEBUG_INFO("[CableCheck] end counting...\n");
                	DEBUG_ERROR("CableCheck Timeout - (%.02lf of %d ms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), V2G_SECC_CableCheck_Performance_Time);
                    Update_V2G_Status(Sequence_Timeout);

                    //Update_ShmStatusCode(); //[To-Do] to be implemented
                    //CCS_SECC_TIMEOUT_V2G_CableCheck_Performance_Time (023847)
                    ShmStatusCodeData->PresentStatusCode[0][0] = 0;
                    ShmStatusCodeData->PresentStatusCode[0][1] = 2;
                    ShmStatusCodeData->PresentStatusCode[0][2] = 3;
                    ShmStatusCodeData->PresentStatusCode[0][3] = 8;
                    ShmStatusCodeData->PresentStatusCode[0][4] = 4;
                    ShmStatusCodeData->PresentStatusCode[0][5] = 7;
                    break;
                }
                #endif

                //STEP 2: Check for CableCheckReq message
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == CableCheckRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    //STEP 3: Execute Cable Check Process
                    if (Proc_iso2_CableCheckReq(AcceptFd) == 0)
                    {
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("CableCheckReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                    req_is_responsed = TRUE;
                    break;
                }
                //STEP 3: Check for PreChargeReq message
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg == PreChargeRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                    Update_V2G_Status(PreChargeRequest);
                    DEBUG_INFO("[V2G][RX]PreChargeReqReq: waiting for pre-charge voltage...\n");

                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_CableCheck_Timer_End);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Precharge_Timer_Start);

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif
                }
                //STEP 3: Wait for PowerDeliveryReq Message
                else if((EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStop) ||
                        (EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStart))
                {
                    Update_V2G_Status(PowerDeliveryRequestStop);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    //ftime(&EVCOMM_SYS_INFO.V2G_SECC_ChargeParameterDiscovery_Timer_End);

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif

                    if (Proc_iso2_PowerDeliveryStopReq(AcceptFd) == 0)
                    {
                        Update_V2G_Status(PowerDeliveryResponseStop);
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("PowerDeliveryStopReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                    break;
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {
                    break;
                }
            }
            //-------------------------------------------
            case PreChargeRequest:                  //39
            {
                if (Proc_iso2_PreChargeReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(PreChargeResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("PreChargeReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case PreChargeResponse:                 //40
            {
                //STEP 1: Check for Process Timeout
                #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                ftime(&timerStart.SeqEnd);
                if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > V2G_SECC_PreCharge_Performance_Time)  //5 seconds
                {
                	DEBUG_ERROR("Pre-charge Timeout - (%.02lf of %d ms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), V2G_SECC_PreCharge_Performance_Time);
                    Update_V2G_Status(Sequence_Timeout);

                    //Update_ShmStatusCode(); //[To-Do] to be implemented
                    //CCS_SECC_TIMEOUT_V2G_PreCharge_Performace_Time (023850)
                    ShmStatusCodeData->PresentStatusCode[0][0] = 0;
                    ShmStatusCodeData->PresentStatusCode[0][1] = 2;
                    ShmStatusCodeData->PresentStatusCode[0][2] = 3;
                    ShmStatusCodeData->PresentStatusCode[0][3] = 8;
                    ShmStatusCodeData->PresentStatusCode[0][4] = 5;
                    ShmStatusCodeData->PresentStatusCode[0][5] = 0;
                    break;
                }
                #endif

                //STEP 2: Check for PreChargeReq message
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == PreChargeRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    if (Proc_iso2_PreChargeReq(AcceptFd) == 0)
                    {
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("PreChargeReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                    req_is_responsed = TRUE;
                    break;
                }
                //STEP 3: Check for PowerDeliveryReq message
                else if((EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStop) ||
                        (EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStart))
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                    Update_V2G_Status(PowerDeliveryRequestStart);

                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Precharge_Timer_End);

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {
                    break;
                }
            }
            //-------------------------------------------
            case PowerDeliveryRequestStart:         //41
            {
                if (Proc_iso2_PowerDeliveryStartReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(PowerDeliveryResponsetStart);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("PowerDeliveryStartReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case PowerDeliveryResponsetStart:        //42
            {
                //STEP 1: Check for Process Timeout
                #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                if (v2gObject.ISO2.V2G_Message.Body.PowerDeliveryReq_isUsed == 1u)
                {
                    ftime(&timerStart.SeqEnd);
                    if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > 2000)  //5 seconds
                    {
                    	DEBUG_ERROR("Wait for CurrentDemandReq Timeout - (%.02lf of %d ms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), 2000);
                        Update_V2G_Status(Sequence_Timeout);
                    }
                    break;
                }
                #endif

                //STEP 2: Wait for CurrentDemandReq Message
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == CurrentDemandRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                    Update_V2G_Status(CurrentDemandRequest);
                    DEBUG_INFO("[V2G][RX]CurrentDemandReqReq: energy transfering...\n");

                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_CurrentDemand_Timer_Start);
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {
                    break;
                }
            }
            //-------------------------------------------
            case CurrentDemandRequest:              //45,
            {
                if (Proc_iso2_CurrentDemandReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(CurrentDemandResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("CurrentDemandReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case CurrentDemandResponse:             //46,
            {
                //STEP 1: Wait for CurrentDemandReq Message
                if (EVCOMM_SYS_INFO.V2G_Rx_Msg == CurrentDemandRequest)
                {
                     EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                    if (Proc_iso2_CurrentDemandReq(AcceptFd) == 0)
                    {
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("CurrentDemandReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                    req_is_responsed = TRUE;
                    break;
                }
                //STEP 2: Wait for PowerDeliveryReq Message
                else if((EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStop) ||
                        (EVCOMM_SYS_INFO.V2G_Rx_Msg == PowerDeliveryRequestStart))
                {
                    Update_V2G_Status(PowerDeliveryRequestStop);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_CurrentDemand_Timer_End);

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {
                    break;
                }
            }
            //-------------------------------------------
            case PowerDeliveryRequestStop:          //49,
            {
                if (Proc_iso2_PowerDeliveryStopReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(PowerDeliveryResponseStop);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif
                }
                else
                {
                	DEBUG_ERROR("PowerDeliveryStopReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case PowerDeliveryResponseStop:        //50,
            {
                //STEP 1: Check for Process Timeout
                #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                ftime(&timerStart.SeqEnd);
                if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > 2000)  //2 seconds
                {
                	DEBUG_ERROR("Wait for WeldingDetectionReq or SessionStopReq Timeout - (%.02lf of %d ms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), 2000);
                    Update_V2G_Status(Sequence_Timeout);
                    break;
                }
                #endif

                //STEP 2: Check for WeldingDetectionReq Message
                if(EVCOMM_SYS_INFO.V2G_Rx_Msg == WeldingDetectionRequest)
                {
                   EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                    Update_V2G_Status(WeldingDetectionRequest);
                    DEBUG_INFO("[V2G][RX]WeldingDetectionReq: ongoing...\n");

                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_WeldingDetection_Timer_Start);

                    #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                    ftime(&timerStart.SeqStart);
                    #endif
                }
                else if(EVCOMM_SYS_INFO.V2G_Rx_Msg == SessionStopRequest)
                {
                    Update_V2G_Status(SessionStopRequest);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    if (Proc_iso2_SessionStopReq(AcceptFd) == 0)
                    {
                        Update_V2G_Status(SessionStopResponse);
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("SessionStopReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                    break;
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {
                    break;
                }
            }
            //-------------------------------------------
            case WeldingDetectionRequest:           //51,
            {
                if (Proc_iso2_WeldingDetectionReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(WeldingDetectionResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("WeldingDetectionReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                break;
            }
            case WeldingDetectionResponse:          //52,
            {
                //STEP 1: Check for Process Timeout
                #if V2G_SECC_TIMEOUT_PROTECTION == ENABLE
                ftime(&timerStart.SeqEnd);
                if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > V2G_SECC_WeldingDetection_Performance_Time)  //20 seconds
                {
                	DEBUG_ERROR("Wait for SessionStopReq Timeout - (%.02lf of %d ms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), V2G_SECC_WeldingDetection_Performance_Time);
                    Update_V2G_Status(Sequence_Timeout);
                    break;
                }
                #endif

                //STEP 2: Check for WeldingDetectionReq Message
                if(EVCOMM_SYS_INFO.V2G_Rx_Msg == WeldingDetectionRequest)
                {
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                    if (Proc_iso1_WeldingDetectionReq(AcceptFd) == 0)
                    {
                        ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                    }
                    else
                    {
                    	DEBUG_ERROR("WeldingDetectionReqRes: fail\n");
                        Update_V2G_Status(Other_Fault);
                    }
                    req_is_responsed = TRUE;
                    break;
                }
                //STEP 3: Check for SessionStopReq Message
                else if(EVCOMM_SYS_INFO.V2G_Rx_Msg == SessionStopRequest)
                {
                    Update_V2G_Status(SessionStopRequest);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;

                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_WeldingDetection_Timer_End);
                }
                else if (EVCOMM_SYS_INFO.V2G_Rx_Msg >= SupportedAppProtocolRequest &&
                         EVCOMM_SYS_INFO.V2G_Rx_Msg <= SessionStopRequest)
                {
                	DEBUG_ERROR("SequenceError(%d) => Tx Res MSG\n", EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.SequenceError = TRUE;

                    Update_V2G_Status(EVCOMM_SYS_INFO.V2G_Rx_Msg);
                    EVCOMM_SYS_INFO.V2G_Rx_Msg = 0;
                }
                else
                {
                    break;
                }
            }
            //-------------------------------------------
            case SessionStopRequest:                //53,
            {
                if (Proc_iso2_SessionStopReq(AcceptFd) == 0)
                {
                    Update_V2G_Status(SessionStopResponse);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);
                }
                else
                {
                	DEBUG_ERROR("SessionStopReqRes: fail\n");
                    Update_V2G_Status(Other_Fault);
                }
                req_is_responsed = TRUE;
                //break;
            }
            case SessionStopResponse:               //54,
            {
                break;
            }
    #endif
            //-------------------------------------------
            default:
            {
                break;
            }
        }
        usleep(1000);
    }

    return 0;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int V2gMsg_Process_iso2_AC(int AcceptFd)
{

	return 0;
}

/**
 *
 * @param AcceptFd
 * @param EnergyTransferMode
 * @return
 */
int V2gMsg_Process_iso2(int AcceptFd, unsigned char EnergyTransferMode)
{
    switch (EnergyTransferMode)
    {
        case DC_extended:
        {
            V2gMsg_Process_iso2_DC(AcceptFd);
            break;
        }

        case AC_single_phase_core:
        case AC_three_phase_core:
        {
            V2gMsg_Process_iso2_AC(AcceptFd);
            break;
        }

        default:
        {
        	DEBUG_WARN("Unexpected EnergyTransferMode: (%d)\n", EnergyTransferMode);
            break;
        }
    }

    return 0;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int V2gMsg_Process(int AcceptFd)
{
    int errn = 0;

    switch (ShmCcsData->CommProtocol)
    {
        case V2GT_MSG_PROTOCOL_DIN70121:        //0
        {
            V2gMsg_Process_din(AcceptFd);
            break;
        }

        case V2GT_MSG_PROTOCOL_ISO15118_2014:   //1
        {
            V2gMsg_Process_iso1(AcceptFd, ShmCcsData->EnergyTransferMode);
            break;
        }

        case V2GT_MSG_PROTOCOL_ISO15118_2018:   //2
        {
            V2gMsg_Process_iso2(AcceptFd, ShmCcsData->EnergyTransferMode);
            break;
        }

        default:
        {
        	DEBUG_WARN("Unexpected Communication Protocol: (%d)\n", ShmCcsData->CommProtocol);
            break;
        }
    }

    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int V2gMsg_Rx(int AcceptFd)
{
    int errn = 0;
    unsigned int packet_size = 0;

    memset(v2gBuffer.rx, 0, V2GTP_MSG_RX_BUFFER_SIZE);
    packet_size = recv(AcceptFd, v2gBuffer.rx, V2GTP_MSG_RX_BUFFER_SIZE, 0);
    //[CAUTION] Everytime recv() is called, it will take a default time to wait for TCP packets.
    //The more time you call recv(), the more time you will waste here.
    //Here it is suggested that response immediatedly once you receive any packets.
    //For configuring the Rx waiting time, please use setsockopt().

    if(packet_size > 0) //[Joseph] If there is no data, ignore. (TBD)
    {
        //DEBUG_PRINTF_EVCOMM_DETAIL("\n\n Got TCP V2GTP Message: size = %d Bytes\n", packet_size);
        errn = V2gMsgDecoder(v2gBuffer.rx, packet_size, V2gFlowStatus);
        if (errn < 0)
        {
        	DEBUG_ERROR("V2gMsgDecoder fail: (%d)\n", errn);
        }
    }
    return errn;
}

/**
 *
 * @param AcceptFd
 * @return
 */
int V2gComm(int AcceptFd)
{
    int errn = 0;

    if (V2gMsg_Rx(AcceptFd) < 0)
    {
        Update_V2G_Status(Other_Fault);
        errn = -1;
    }

    //following are the response message handling according to status flag
    if (V2gMsg_Process(AcceptFd) < 0)
    {
        errn = -1;
    }

    //Error Check
    //V2G_Error_Monitor();

    return errn;
}

/**
 *
 * @return
 */
int SdpUdpConnected()
{
    int packet_size,Rtn;
    struct sockaddr_in6 ServerAddr,ClientAddr;
    struct V2gtpHeader *header;
    unsigned char *payload;

    // UDP server initial
    if(socketFd.Udp <= 0)
    {
        if ((socketFd.Udp = socket(AF_INET6, SOCK_DGRAM, 0)) < 0)
        {
        	DEBUG_ERROR("Fail to open UdpSock\n");
            return 0;
        }

        memset(&ServerAddr,0, sizeof(struct sockaddr_in));
        ServerAddr.sin6_family = AF_INET6;
        ServerAddr.sin6_addr = in6addr_any;
        ServerAddr.sin6_port = htons(SdpUdpServerPort);
        if(bind(socketFd.Udp, (struct sockaddr *)&ServerAddr, sizeof(struct sockaddr_in6)) < 0)
        {
        	DEBUG_ERROR("Fail to bind UdpSock(%d)\n", socketFd.Udp);

            close(socketFd.Udp);
            socketFd.Udp = -1;
            return 0;
        }

        DEBUG_INFO("[UDP] opened(%d), port: %d\n", socketFd.Udp, SdpUdpServerPort);
        DEBUG_INFO("[UDP] Wait connect request from EVCC\n");
    }

    // Receive packet from udp server
    memset(v2gBuffer.rx, 0, V2GTP_MSG_RX_BUFFER_SIZE);
    memset(&ClientAddr, 0, sizeof(struct sockaddr_in));
    Rtn = sizeof(struct sockaddr_in6);
    packet_size = recvfrom(socketFd.Udp, v2gBuffer.rx, V2GTP_MSG_RX_BUFFER_SIZE, MSG_DONTWAIT, (struct sockaddr *)&ClientAddr, (socklen_t *)&Rtn);
    if(packet_size > 0)
    {
    	char buf[128];
        header = (struct V2gtpHeader *) v2gBuffer.rx;
        payload = v2gBuffer.rx+sizeof(struct V2gtpHeader);

		DEBUG_PRINTF_EVCOMM_DETAIL("Got UDP packet_size: %d (Bytes)\n", packet_size);
		DEBUG_PRINTF_EVCOMM_DETAIL("***********************************\n");
		DEBUG_PRINTF_EVCOMM_DETAIL("***** Received SDP Packet *****\n");
		DEBUG_PRINTF_EVCOMM_DETAIL("***********************************\n");

		memset(buf, 0x00, ARRAY_SIZE(buf));
		for(Rtn = 0; Rtn < 16; Rtn += 2)
		{
			sprintf(buf, "%s%02x%02x:", buf, ClientAddr.sin6_addr.s6_addr[Rtn],ClientAddr.sin6_addr.s6_addr[Rtn+1]);
		}
		DEBUG_PRINTF_EVCOMM_DETAIL("ClientAddress: %s\n", buf);
		DEBUG_PRINTF_EVCOMM_DETAIL("ClientPort: %d\n",ClientAddr.sin6_port);
		DEBUG_PRINTF_EVCOMM_DETAIL("ProtocolVersion: %d\n",header->ProtocolVersion);
		DEBUG_PRINTF_EVCOMM_DETAIL("InverseProtocolVersion: 0x%x\n",header->InverseProtocolVersion);
		DEBUG_PRINTF_EVCOMM_DETAIL("PayloadType: 0x%x\n",htons(header->PayloadType));
		DEBUG_PRINTF_EVCOMM_DETAIL("PayloadLength: 0x%x\n",htonl(header->PayloadLength));
		DEBUG_PRINTF_EVCOMM_DETAIL("htons(header->PayloadType): 0x%x\n",htons(header->PayloadType));

        if( (header->ProtocolVersion == 0x01) &&
            (header->InverseProtocolVersion == 0xFE) &&
            (htons(header->PayloadType) == V2GTP_PAYLOAD_TYPE_SDP_REQUEST))
        {
            DEBUG_INFO("[UDP] Get connect request from EVCC: (%d)\n", socketFd.Udp);
            DEBUG_PRINTF_EVCOMM_DETAIL("Security: 0x%02X\n", *(payload + 0));
            DEBUG_PRINTF_EVCOMM_DETAIL("TransportProtocol: 0x%02X\n", *(payload + 1));

            header->PayloadType = htons(V2GTP_PAYLOAD_TYPE_SDP_RESPONSE);
            header->PayloadLength = htonl(20);    //Fixed Length=20
            memset(payload, 0, 20);
            // MAC address[0:2] + FFFE + MAC address[3:5]
            payload[0] = (IPV6_LINK_LOCAL_PREFIX>>8) & 0xFF;
            payload[1] = IPV6_LINK_LOCAL_PREFIX & 0xFF;
#ifdef TEST_WITH_ETH0
            payload[8] = macAddr.eth0[0];
			payload[8] ^= 0x02;// bit 1 should complemented.
			payload[9] = macAddr.eth0[1];
			payload[10] = macAddr.eth0[2];
			payload[11] = 0xFF;
			payload[12] = 0xFE;
			payload[13] = macAddr.eth0[3];
			payload[14] = macAddr.eth0[4];
			payload[15] = macAddr.eth0[5];
#else

            payload[8] = macAddr.eth1[0];
            payload[8] ^= 0x02;// bit 1 should complemented.
            payload[9] = macAddr.eth1[1];
            payload[10] = macAddr.eth1[2];
            payload[11] = 0xFF;
            payload[12] = 0xFE;
            payload[13] = macAddr.eth1[3];
            payload[14] = macAddr.eth1[4];
            payload[15] = macAddr.eth1[5];
#endif
            // Report TCP port
            payload[16] = (EVCOMM_SYS_INFO.SDP_TCP_Server_Port_active>>8) & 0xFF;
            payload[17] = EVCOMM_SYS_INFO.SDP_TCP_Server_Port_active & 0xFF;
            payload[18] = SDP_PAYLOAD_SECURITY_NONE;      //Security
            payload[19] = SDP_PAYLOAD_TRANS_PROTOCOL_TCP; //Transport protocol

            // TODO:
            // 	Setup the TCP in advance to receive the coming TCP handshake messages after SDP response.
            Rtn = sendto(socketFd.Udp, v2gBuffer.rx, sizeof(struct V2gtpHeader) + htonl(header->PayloadLength), 0, (struct sockaddr *)&ClientAddr, sizeof(struct sockaddr_in6));
            DEBUG_INFO("[UDP] Response to EVCC\n");
			DEBUG_PRINTF_EVCOMM_DETAIL("***** Response SDP Packet *****\n");
			DEBUG_PRINTF_EVCOMM_DETAIL("Send size: %d\n", Rtn);

			memset(buf, 0x00, ARRAY_SIZE(buf));
			for(Rtn = 0; Rtn < 16; Rtn++)
			{
				sprintf(buf, "%s%02x ", buf, ClientAddr.sin6_addr.s6_addr[Rtn]);
			}
			DEBUG_PRINTF_EVCOMM_DETAIL("Destination Address: %s\n", buf);
			DEBUG_PRINTF_EVCOMM_DETAIL("Destination Port: %d\n", ClientAddr.sin6_port);
			DEBUG_PRINTF_EVCOMM_DETAIL("ProtocolVersion: %d\n", header->ProtocolVersion);
			DEBUG_PRINTF_EVCOMM_DETAIL("InverseProtocolVersion: 0x%x\n", header->InverseProtocolVersion);
			DEBUG_PRINTF_EVCOMM_DETAIL("PayloadType: 0x%x\n", htons(header->PayloadType));
			DEBUG_PRINTF_EVCOMM_DETAIL("PayloadLength: 0x%x\n", htonl(header->PayloadLength));

			memset(buf, 0x00, ARRAY_SIZE(buf));
			for(Rtn = 0; Rtn < 16; Rtn++)
			{
				sprintf(buf, "%s%02x:", buf, payload[Rtn]);
			}
			DEBUG_PRINTF_EVCOMM_DETAIL("SECC Ipv6 Address: %s\n", buf);
			DEBUG_PRINTF_EVCOMM_DETAIL("SECC Port: %d\n", (payload[16]<<8 | payload[17]));
			DEBUG_PRINTF_EVCOMM_DETAIL("Security: 0x%x\n", payload[19]);
			DEBUG_PRINTF_EVCOMM_DETAIL("TransportProtocol: 0x%x\n", payload[20]);

            if(Rtn > 0)
            {
                return 1;
            }
        }
    }

    return 0;
}

/**
 *
 * @return
 */
int V2gTcpConnected()
{
    int Rtn,AcceptFd;
    char buf[128];
    struct sockaddr_in6 ServerAddr,ClientAddr;

    // Initial TCP server
    if(socketFd.Tcp <= 0)
    {
        if ((socketFd.Tcp = socket(PF_INET6, SOCK_STREAM, 0)) < 0)
        {
        	DEBUG_ERROR("Fail to open TcpSock (%s)\n", strerror(errno));
            usleep(100000);

            return 0;
        }
        fcntl(socketFd.Tcp, F_SETFL, O_NONBLOCK);    //set to O_NONBLOCK
        DEBUG_INFO("[TCP]Socket set: DONE.\n");

        memset(&ServerAddr,0, sizeof(struct sockaddr_in));
        ServerAddr.sin6_family = PF_INET6;
        ServerAddr.sin6_addr = in6addr_any;
        ServerAddr.sin6_port = htons(EVCOMM_SYS_INFO.SDP_TCP_Server_Port_active);
        if(bind(socketFd.Tcp, (struct sockaddr *)&ServerAddr, sizeof(struct sockaddr_in6)) < 0)
        {
        	DEBUG_ERROR("Fail to bind TcpSock(%s), SdpTcpServerPort: %d\n", strerror(errno), EVCOMM_SYS_INFO.SDP_TCP_Server_Port_active);

            if(bind(socketFd.Tcp, (struct sockaddr *)&ServerAddr, sizeof(struct sockaddr_in6)) < 0)
            {
                DEBUG_INFO("[Error Fail to bind TcpSock(%s), SdpTcpServerPort: %d\n", strerror(errno), EVCOMM_SYS_INFO.SDP_TCP_Server_Port_active);
                usleep(100000);
                close(socketFd.Tcp);
                socketFd.Tcp = -1;

                return 0;
            }
            DEBUG_INFO("[TCP]bind: DONE\n");
        }


        DEBUG_INFO("[TCP]listen: START\n");
        if(listen(socketFd.Tcp, 1) == -1)     //only accept one connection
        {
        	DEBUG_ERROR("Fail to listen TcpSock(%s)", strerror(errno));
            usleep(100000);
            close(socketFd.Tcp);
            socketFd.Tcp = -1;

            return 0;
        }
        DEBUG_INFO("[TCP]listen: DONE\n");
        DEBUG_INFO("[TCP]TcpSock: opened(%d), port=%d\n", socketFd.Tcp, htons(ServerAddr.sin6_port));
        DEBUG_INFO("[TCP]accept: START\n");
    }

    // Wait connection in
    Rtn = sizeof(struct sockaddr_in6);
    if((AcceptFd = accept(socketFd.Tcp, (struct sockaddr *)&ClientAddr, (socklen_t *)&Rtn)) == -1)
    {
        static BOOL tmp = 0;
        if (tmp == 0)
        {
            DEBUG_INFO("[TCP]Wait TCP connection...\n");
            tmp = 1;
        }
        else
        {
            //DEBUG_PRINTF_EVCOMM_DETAIL(".");
        }
        return 0;
    }
    DEBUG_INFO("[TCP]Accept: DONE\n");

	DEBUG_PRINTF_EVCOMM_DETAIL("Accept one TCP connection:\n");
	DEBUG_PRINTF_EVCOMM_DETAIL("AcceptFd: %d\n",AcceptFd);

	memset(buf, 0x00, ARRAY_SIZE(buf));
	for(Rtn = 0; Rtn < 16; Rtn += 2)
	{
		sprintf(buf, "%s%02x%02x:", buf, ClientAddr.sin6_addr.s6_addr[Rtn], ClientAddr.sin6_addr.s6_addr[Rtn+1]);
	}
	DEBUG_PRINTF_EVCOMM_DETAIL("ClientAddress: %s\n", buf);
	DEBUG_PRINTF_EVCOMM_DETAIL("ClientPort: %d\n", ClientAddr.sin6_port);

    return AcceptFd;
}

/**
 *
 * @return
 */
int End_Process()
{
    if(EVCOMM_SYS_INFO.End_Process_inused == TRUE)
    {
        DEBUG_INFO("End_Process has been triggered by another event.\n");
        return -1;
    }
    DEBUG_INFO("Entering...\n");

    //STEP 1: Ask CSU to Stop
    EVCOMM_SYS_INFO.End_Process_inused = TRUE;
    CSUCOMMDC_TASK_FLAG.Send_EVStopReq = TRUE;
    EVCOMM_SYS_INFO.ConnectorLocked = FALSE;
    ShmInternalComm->ChargingPermission = FALSE;

    //Step 2: Close sockets
    DEBUG_INFO("Close RAW, UDP, TCP sockets...\n");
    if(socketFd.Raw > 0)
    {
        close(socketFd.Raw);
    }
    if(socketFd.Udp > 0)
    {
        close(socketFd.Udp);
    }
    if(socketFd.Tcp > 0)
    {
        close(socketFd.Tcp);
        close(socketFd.TcpAccept);
    }
    socketFd.Raw = socketFd.Udp = socketFd.Tcp = socketFd.TcpAccept = -1;

    //STEP 3: Switch to State E
    //SwitchCpStateE(ENABLE);

    //STEP 4: Close tcpdump
    Sniffer_Tcpdump(DISABLE);

    //STEP 5: Keep 100% PWM for 5 seconds
    OutputCpPwmDuty(100);
    for(int idx=5;idx>0;idx--)
    {
    	DEBUG_INFO("Wait PWM switch to 100%% count down: %d\n", idx);
    	sleep(1);
    }

    qcaInfo.AttenProfileCnt = 0;
    init_appHandEXIDocument(&v2gObject.appHandshake);
    // Qca7kPowerReset();  //reset QCA7000 /* +++ 20200808, vern, should disconnected PLC connection after session stop ---*/

    #if (FIRMWARE_VERSION_COMPILE_SETTING_RELEASE_MODE == DISABLE)
    {
        system("sync");
    }
    #endif

    //STEP 4: Switch to State E
    //Keep State E for 5 seconds
    #if 0
    SwitchCpStateE(ENABLE); //Set PWM Duty as 0 and set State as E (0V)
    for(uint8_t idx=5;idx>0;idx--)
    {
    	DEBUG_INFO("Wait CP change to State E count down: %d\n", idx);
    	sleep(1);
    }
    #endif

    //Reset Memory
    unsigned char SlaveAddress_backup;
    unsigned int matched_backup;
    //unsigned char state_backup;

    #if (FIRMWARE_VERSION_COMPILE_SETTING_RELEASE_MODE == DISABLE)
    {
        system("sync");
    }
    #endif

    sleep(1);

    //Backup CsuComm flags
    SlaveAddress_backup = ShmInternalComm->SlaveAddress;
    matched_backup = CSUCOMMDC_TASK_FLAG.matched;
    //state_backup = Get_V2G_Status();

    memset(v2gBuffer.rx, 0, V2GTP_MSG_RX_BUFFER_SIZE);
    memset(v2gBuffer.tx, 0, V2GTP_MSG_TX_BUFFER_SIZE);
    memset(&v2gObject.appHandshake, 0, sizeof(struct appHandEXIDocument));
    memset(&v2gObject.DIN, 0, sizeof(struct dinEXIDocument));
    memset(ShmStatusCodeData, 0, sizeof(struct StatusCodeData));
    memset(ShmInternalComm, 0, sizeof(struct InternalComm));
    memset(ShmCcsData, 0, sizeof(struct CcsData));

    //Resume CsuComm flags
    ShmInternalComm->SlaveAddress = SlaveAddress_backup;
    CSUCOMMDC_TASK_FLAG.matched = matched_backup;
    Sniffer_Candump(DISABLE);
    Sniffer_Candump(ENABLE);

    DEBUG_INFO("---------------------------------------------\n");
    DEBUG_INFO("--               EVCOMM: END               --\n");
    DEBUG_INFO("---------------------------------------------\n");
    system("pkill Module_CCS");
    while(1)
    {
        //wait for CSU confirm
    	usleep(1000);
    }
}

/**
 *
 * @return
 */
int Parameters_Init()
{
    //Step 0: Generate random number
    unsigned int value_random;
    struct timeb time_seed;
    ftime(&time_seed);
    srand(time_seed.millitm);

    //Step 1: Init SDP TCP Port
    srand(time(NULL));
    value_random = rand();
    EVCOMM_SYS_INFO.SDP_TCP_Server_Port_active = (unsigned short)(SdpTcpServerPort + (value_random % 10000) + 1);
    DEBUG_INFO("TCP Port assign: %d\n", EVCOMM_SYS_INFO.SDP_TCP_Server_Port_active);

    //Step 2: Init SessionID
    srand(time(NULL));
    value_random = rand();
    memcpy(&EVCOMM_SYS_INFO.SessionID[0], &value_random, 4);

    srand(time(NULL));
    value_random = rand();
    memcpy(&EVCOMM_SYS_INFO.SessionID[4], &value_random, 4);

    DEBUG_INFO("SessionID: (%02X%02X%02X%02X%02X%02X%02X%02X)\n",
							EVCOMM_SYS_INFO.SessionID[0],
							EVCOMM_SYS_INFO.SessionID[1],
							EVCOMM_SYS_INFO.SessionID[2],
							EVCOMM_SYS_INFO.SessionID[3],
							EVCOMM_SYS_INFO.SessionID[4],
							EVCOMM_SYS_INFO.SessionID[5],
							EVCOMM_SYS_INFO.SessionID[6],
							EVCOMM_SYS_INFO.SessionID[7]);

    return 0;
}

/**
 *
 * @return
 */
int SyncAcShreaMemory()
{
#if ((CCS_ENERGY_TRANSFER_MODE == MODE_AC_SINGLE_PHASE_CORE) || (CCS_ENERGY_TRANSFER_MODE == MODE_AC_THREE_PHASE_CORE))
	pid_t pid;

	pid = fork();
	if(pid == 0)
	{
		for(;;)
		{
			if(!EVCOMM_SYS_INFO.End_Process_inused)
			{
				//========================================
				// CSU -> CCS setting
				//========================================
				// Heart beat
				ShmDispenser->gun_info.acCcsInfo.CcsHeartBeat++;

				// Permission
				if(ShmInternalComm->ChargingPermission != ShmDispenser->gun_info.acCcsInfo.ChargingPermission)
				{
					DEBUG_INFO("AC permission: %d -> %d\n", ShmInternalComm->ChargingPermission, ShmDispenser->gun_info.acCcsInfo.ChargingPermission);
					ShmInternalComm->ChargingPermission_new = ShmDispenser->gun_info.acCcsInfo.ChargingPermission;
					ShmInternalComm->ChargingPermission_pre = ShmInternalComm->ChargingPermission;
					ShmInternalComm->ChargingPermission = ShmInternalComm->ChargingPermission_new;
				}

				// CP
				ShmInternalComm->AC_CpPositiveVoltage = ShmDispenser->gun_info.acCcsInfo.CpPositiveVoltage;
				if(ShmInternalComm->AC_CpPresentState != ShmDispenser->gun_info.acCcsInfo.CpPresentState)
				{
					DEBUG_INFO("CP state: %d -> %d\n", ShmInternalComm->AC_CpPresentState, ShmDispenser->gun_info.acCcsInfo.CpPresentState);
					ShmInternalComm->AC_CpPresentState = ShmDispenser->gun_info.acCcsInfo.CpPresentState;
				}

				// Charging parameter
				ShmSysConfigAndInfo->SysInfo.CcsChargingData[0].AvailableChargingCurrent = ShmInternalComm->AvailableChargingCurrent = ShmDispenser->gun_info.targetCurrent;

				// RCD status sync
				ShmInternalComm->AC_RcdStatus = 0;

				// EVSENotification
				ShmInternalComm->AC_EVSENotification = 0;//ShmCharger->gun_info[gun_index].acCcsInfo.EVSENotification;

				//========================================
				// CCS -> CSU check
				//========================================
				// V2G message flow status
				if(ShmDispenser->gun_info.acCcsInfo.PresentMsgFlowStatus != Get_V2G_Status())
				{
					//DEBUG_INFO("PresentMsgFlowStatus: %d -> %d\n", ShmCharger->gun_info[gun_index].acCcsInfo.PresentMsgFlowStatus, Get_V2G_Status());
					ShmDispenser->gun_info.acCcsInfo.PresentMsgFlowStatus = Get_V2G_Status();

					switch(ShmDispenser->gun_info.acCcsInfo.PresentMsgFlowStatus)
					{
						case PowerDeliveryRequestStart ... SessionStopRequest:
							ShmDispenser->gun_info.acCcsInfo.EVChargeProgress = HLC_START_MODE;
							break;
						case CM_SLAC_PARM_REQ ... PreChargeResponse:
							ShmDispenser->gun_info.acCcsInfo.EVChargeProgress = HLC_STANDBY_MODE;
							break;
						default:
							ShmDispenser->gun_info.acCcsInfo.EVChargeProgress = HLC_STOP_MODE;
							break;
					}
				}
			}


			usleep(1000);
		}
	}
#endif

	return 0;
}

/**
 *
 * @param argc
 * @param argv
 * @return
 */
int main(int argc, char *argv[])
{
    DEBUG_INFO("---------------------------------------------\n");
    DEBUG_INFO("--               EVCOMM: START             --\n");
    DEBUG_INFO("---------------------------------------------\n");
    // QCA7000 chip reset
	Qca7kPowerReset();

    // Share memory Initialization
    ShareMemory_Init();
    memset(ShmSysConfigAndInfo, 0, sizeof(struct SysConfigAndInfo));

    // Release socket handler
    if(socketFd.Raw > 0)
    {
        close(socketFd.Raw);
    }
    if(socketFd.Udp > 0)
    {
        close(socketFd.Udp);
    }
    if(socketFd.Tcp > 0)
    {
        close(socketFd.Tcp);
    }

    socketFd.Raw = socketFd.Udp = socketFd.Tcp = -1;
    Update_V2G_Status(IDLE);


    //Init V2G TCP/IPv6 packets buffer
    memset(v2gBuffer.rx, 0, V2GTP_MSG_RX_BUFFER_SIZE);
    memset(v2gBuffer.tx, 0, V2GTP_MSG_TX_BUFFER_SIZE);

    //Release State E Control
    SwitchCpStateE(DISABLE);
    OutputCpPwmDuty(100);

    //start to detect CP pilot state
    pid.CP_Detection = 0;
    CP_Detection();     //fork1
    DEBUG_INFO("[fork1]CP Detection: ON\n");

    //start to detect errors
    Error_Monitor();    //fork2
    DEBUG_INFO("[fork2]Error Monitor: ON\n");

    //start to detect PP
    pid.PP_Detection = 0;
#if (PP_PROTECTION_MECHANISM == ENABLE)
    PP_Detection();
    DEBUG_INFO("[fork3]PP Detection: ON\n");
#else
    DEBUG_INFO("[fork3]PP Detection: OFF\n");
#endif

    // Get network interface MAC address
    GetEthMac((uint8_t*)"eth0", macAddr.eth0);
    GetEthMac((uint8_t*)QcaInterface, macAddr.eth1);

    // XML parser initialization
    qcaInfo.AttenProfileCnt = 0;
    init_appHandEXIDocument(&v2gObject.appHandshake);

    // Init Energy transfer mode
    // TODO:
    // 	1. Parsing Model Name
    ShmCcsData->EnergyTransferMode = CCS_ENERGY_TRANSFER_MODE;

    Parameters_Init();
    Sniffer_Tcpdump(TCPDUMP_PACKETS_SNIFFER_SWITCH);
#if (TCPDUMP_PACKETS_SNIFFER_SWITCH == ENABLE)
    sleep(1); //wait for TCP dump getting ready
#endif

    // AC share memory exchange
    SyncAcShreaMemory();
    DEBUG_INFO("[fork4]AC share memory exchange: ON\n");

    DEBUG_INFO("Module_CCS initialize OK.\n");

    for(;;)
    {
        if(!EVCOMM_SYS_INFO.End_Process_inused)
        {
            if(V2gFlowStatus < SLACC_SDP_UDP_Connection)
            {
                SlacComm();
            }
            else if(V2gFlowStatus == SLACC_SDP_UDP_Connection)
            {
                if(SdpUdpConnected() == 1)
                {
                	Update_V2G_Status(SLACC_SDP_TCP_Connection);
                	continue;
                }
                SlacComm(); //TC_SECC_VTB_CmSlacMatch_004
                ftime(&timerStart.SeqEnd);
                if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > TT_match_join)
                {
                	DEBUG_ERROR("Wait SLACC_SDP_UDP_Connection Timeout - TT_match_join (%.02lf of %d ms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), TT_match_join);
                    Update_V2G_Status(Sequence_Timeout);
                    //Update_ShmStatusCode(); //[To-Do] to be implemented
                    //CCS_SECC_TIMEOUT_SLACC_SDP_UDP_TT_match_join (023823)
                    ShmStatusCodeData->PresentStatusCode[0][0] = 0;
                    ShmStatusCodeData->PresentStatusCode[0][1] = 2;
                    ShmStatusCodeData->PresentStatusCode[0][2] = 3;
                    ShmStatusCodeData->PresentStatusCode[0][3] = 8;
                    ShmStatusCodeData->PresentStatusCode[0][4] = 2;
                    ShmStatusCodeData->PresentStatusCode[0][5] = 3;
                    //CSUCOMMDC_TASK_FLAG.EV_Stop_Type_Emergency = TRUE;
                    Proc_EVStopRes(ShmInternalComm->FD_CAN_Socket);
                }
            }
            else if(V2gFlowStatus == SLACC_SDP_TCP_Connection)
            {
                if((socketFd.TcpAccept = V2gTcpConnected()) > 0)
                {
                    Update_V2G_Status(SupportedAppProtocolRequest);
                    ftime(&EVCOMM_SYS_INFO.V2G_SECC_Sequence_Timer_Start);

                    continue;
                }
                SlacComm();
                ftime(&timerStart.SeqEnd);

                if(DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd) > TT_match_join)
                {
                	DEBUG_ERROR("Wait SLACC_SDP_TCP_Connection Timeout - TT_match_join (%.02lf / %d ms)\n", DiffTimeb(timerStart.SeqStart, timerStart.SeqEnd), TT_match_join);
                    Update_V2G_Status(Sequence_Timeout);
                    //Update_ShmStatusCode(); //[To-Do] to be implemented
                    //CCS_SECC_TIMEOUT_SLACC_SDP_TCP_TT_match_join (023824)
                    ShmStatusCodeData->PresentStatusCode[0][0] = 0;
                    ShmStatusCodeData->PresentStatusCode[0][1] = 2;
                    ShmStatusCodeData->PresentStatusCode[0][2] = 3;
                    ShmStatusCodeData->PresentStatusCode[0][3] = 8;
                    ShmStatusCodeData->PresentStatusCode[0][4] = 2;
                    ShmStatusCodeData->PresentStatusCode[0][5] = 4;
                    //CSUCOMMDC_TASK_FLAG.EV_Stop_Type_Emergency = TRUE;
                    Proc_EVStopRes(ShmInternalComm->FD_CAN_Socket);
                }
            }
            else if(V2gFlowStatus <= SessionStopResponse)
            {
                if (V2gComm(socketFd.TcpAccept) < 0)
                {
                    //error occurs
                }
            }
            else if (V2gFlowStatus >= Performance_Timeout)
            {
                //End_Process
            }
            else
            {}
        }
        else
        {
        	// TODO:
        	//	1. After complete or error occur task do not need to end

        	//Update_V2G_Status(IDLE);
            //SwitchCpStateE(DISABLE);
            //OutputCpPwmDuty(100);
        }

        usleep(1000);
    } //while
}//main while