/*
 * Module_ProduceUtils.c
 *
 *  Created on: 2020-02-10
 *      Author: Folus Wen
 */
#include    <sys/types.h>
#include    <sys/stat.h>
#include 	<sys/time.h>
#include 	<sys/timeb.h>
#include 	<sys/ipc.h>
#include 	<sys/shm.h>
#include 	<sys/mman.h>
#include 	<sys/socket.h>
#include 	<netinet/in.h>

#include 	<unistd.h>
#include 	<stdarg.h>
#include    <stdio.h>
#include    <stdlib.h>
#include    <unistd.h>
#include    <fcntl.h>
#include    <termios.h>
#include    <errno.h>
#include 	<errno.h>
#include 	<string.h>
#include	<time.h>
#include	<ctype.h>
#include	<signal.h>
#include	"define.h"
#include	"Module_ProduceUtils.h"

#define Debug
#define ARRAY_SIZE(A)			(sizeof(A) / sizeof(A[0]))
#define PASS					1
#define FAIL					0
#define ON						1
#define OFF						0
#define MtdBlockSize			0x300000

#define LISTEN_PORT				8234
#define	CONNECTION_LIMIT		3

#define PROTOCOL_ADDR			0xff

struct SysConfigAndInfo			*ShmSysConfigAndInfo;
struct StatusCodeData 			*ShmStatusCodeData;
struct OCPP16Data				*ShmOCPP16Data;

int StoreLogMsg(const char *fmt, ...)
{
	char Buf[4096+256];
	char buffer[4096];
	time_t CurrentTime;
	struct tm *tm;
	va_list args;

	va_start(args, fmt);
	int rc = vsnprintf(buffer, sizeof(buffer), fmt, args);
	va_end(args);

	memset(Buf,0,sizeof(Buf));
	CurrentTime = time(NULL);
	tm=localtime(&CurrentTime);
	sprintf(Buf,"echo -n \"[%04d.%02d.%02d %02d:%02d:%02d] - %s\" >> /Storage/SystemLog/[%04d.%02d]ProduceUtils_SystemLog",
			tm->tm_year+1900,tm->tm_mon+1,tm->tm_mday,tm->tm_hour,tm->tm_min,tm->tm_sec,
			buffer,
			tm->tm_year+1900,tm->tm_mon+1);
#ifdef SystemLogMessage
	system(Buf);
#endif

#ifdef ConsloePrintLog
	printf("[%04d.%02d.%02d %02d:%02d:%02d] - %s", tm->tm_year+1900,tm->tm_mon+1,tm->tm_mday,tm->tm_hour,tm->tm_min,tm->tm_sec, buffer);
#endif

	return rc;
}

int runShellCmd(const char*cmd)
{
	int result = FAIL;
	char buf[256];
	FILE *fp;

	fp = popen(cmd, "r");
	if(fp != NULL)
	{
		while(fgets(buf, sizeof(buf), fp) != NULL)
		{
			DEBUG_INFO("%s\n", buf);
		}

		result = PASS;
	}
	pclose(fp);

	return result;
}

int DiffTimeb(struct timeb ST, struct timeb ET)
{
	//return milli-second
	unsigned int StartTime,StopTime;

	StartTime=(unsigned int)ST.time;
	StopTime=(unsigned int)ET.time;
	return (StopTime-StartTime)*1000+ET.millitm-ST.millitm;
}

//==========================================
// Init all share memory
//==========================================
int InitShareMemory()
{
	int result = PASS;
	int MeterSMId;

	//creat ShmSysConfigAndInfo
	if ((MeterSMId = shmget(ShmSysConfigAndInfoKey, sizeof(struct SysConfigAndInfo),  0777)) < 0)
    {
		#ifdef SystemLogMessage
		DEBUG_ERROR("shmget ShmSysConfigAndInfo NG\n");
		#endif
		result = FAIL;
	}
    else if ((ShmSysConfigAndInfo = shmat(MeterSMId, NULL, 0)) == (void *) -1)
    {
    	#ifdef SystemLogMessage
    	DEBUG_ERROR("shmat ShmSysConfigAndInfo NG\n");
		#endif
    	result = FAIL;
   	 }
    else
    {}

	//creat ShmStatusCodeData
	if ((MeterSMId = shmget(ShmStatusCodeKey, sizeof(struct StatusCodeData),  0777)) < 0)
	{
		#ifdef SystemLogMessage
		DEBUG_ERROR("shmget ShmStatusCodeData NG\n");
		#endif
		result = FAIL;
	}
	else if ((ShmStatusCodeData = shmat(MeterSMId, NULL, 0)) == (void *) -1)
	{
		#ifdef SystemLogMessage
		DEBUG_ERROR("shmat ShmStatusCodeData NG\n");
		#endif
		result = FAIL;
	}
	else
	{}

	//creat ShmOCPP16Data
	if ((MeterSMId = shmget(ShmOcppModuleKey, sizeof(struct OCPP16Data),  0777)) < 0)
	{
		#ifdef SystemLogMessage
		DEBUG_ERROR("shmget ShmOCPP16Data NG");
		#endif
		result = FAIL;
	}
	else if ((ShmOCPP16Data = shmat(MeterSMId, NULL, 0)) == (void *) -1)
	{
		#ifdef SystemLogMessage
		DEBUG_ERROR("shmat ShmOCPP16Data NG");
		#endif
		result = FAIL;
	}
	else
	{}

   	return result;
}

//==========================================
// Common routine
//==========================================
void trim(char *s)
{
    int i=0, j, k, l=0;

    while((s[i]==' ')||(s[i]=='\t')||(s[i]=='\n'))
        i++;

    j = strlen(s)-1;
    while((s[j]==' ')||(s[j]=='\t')||(s[j]=='\n'))
        j--;

    if(i==0 && j==strlen(s)-1) { }
    else if(i==0) s[j+1] = '\0';
    else {
        for(k=i; k<=j; k++) s[l++] = s[k];
        s[l] = '\0';
    }
}

void substr(char *dest, const char* src, unsigned int start, unsigned int cnt)
{
	strncpy(dest, src + start, cnt);
	dest[cnt] = 0;
}

int StoreUsrConfigData(struct SysConfigData *UsrData)
{
	int result = PASS;
		int fd,wrd;
		unsigned int i,Chk;
		unsigned char *ptr, *BufTmp;

		Chk=0;
		ptr=(unsigned char *)UsrData;
		if((BufTmp=malloc(MtdBlockSize))!=NULL)
		{
			memset(BufTmp,0,MtdBlockSize);
			memcpy(BufTmp,ptr,sizeof(struct SysConfigData));
			for(i=ARRAY_SIZE(UsrData->CsuBootLoadFwRev);i<MtdBlockSize-4;i++)
				Chk+=*(BufTmp+i);
			memcpy(BufTmp+MtdBlockSize-4, &Chk, 4);

			// Output configuration to file.
			fd = open("/mnt/EvseConfig.bin", O_RDWR|O_CREAT);
			if (fd < 0)
			{
				DEBUG_ERROR("open /mnt/EvseConfig.bin NG\n");

				free(BufTmp);
				return 0;
			}
			wrd=write(fd, BufTmp, MtdBlockSize);
			close(fd);
			if(wrd<MtdBlockSize)
			{
				DEBUG_ERROR("write /mnt/EvseConfig.bin NG\n");

				free(BufTmp);
				return 0;
			}
			DEBUG_INFO("EvseConfig write to file in /mnt OK.\n");


			DEBUG_INFO("Erase /dev/mtd10.\n");
			runShellCmd("flash_erase /dev/mtd10 0 0");
			DEBUG_INFO("Write /dev/mtd10.\n");
			runShellCmd("nandwrite -p /dev/mtd10 /mnt/EvseConfig.bin");

			DEBUG_INFO("Erase /dev/mtd11.\n");
			runShellCmd("flash_erase /dev/mtd11 0 0");
			DEBUG_INFO("Write /dev/mtd11.\n");
			runShellCmd("nandwrite -p /dev/mtd11 /mnt/EvseConfig.bin");


			system("rm -f /mnt/EvseConfig.bin");
			DEBUG_INFO("EvseConfig write to flash OK\n");
		}
		else
		{
			DEBUG_ERROR("alloc BlockSize NG\r\n");
	    		result = FAIL;
		}

		if(BufTmp!=NULL)
			free(BufTmp);

		return result;
}

int isValidCheckSum(uint8_t *message)
{
	uint8_t	chksum=0;

	for(int idx = 0;idx<((message[4] | message[5]<<8)>1024?1024:(message[4] | message[5]<<8));idx++)
	{
		chksum ^= message[6+idx];
	}

	return ((chksum == message[6+((message[4] | message[5]<<8)>1024?1024:(message[4] | message[5]<<8))]) ? PASS : FAIL);
}

//==========================================
// Main process
//==========================================
int main(void)
{
	int 				sockFd = 0;
	int 				clientSockFd = 0;
	uint8_t 			inputBuffer[2048] = {};
	uint8_t 			outBuffer[2048] = {};
	uint8_t				cmdBuf[128];
	uint8_t				chksum;
	int8_t 				read_size;
	int8_t				tx_size;
	struct sockaddr_in 	serverInfo, clientInfo;
	socklen_t 			addrlen = sizeof(clientInfo);

	struct timeb csuTime;
	struct tm *tmCSU;

	signal(SIGCHLD,SIG_IGN);
	if(InitShareMemory() == FAIL)
	{
		DEBUG_ERROR("InitShareMemory NG\n");

		if(ShmStatusCodeData!=NULL)
		{
			ShmStatusCodeData->AlarmCode.AlarmEvents.bits.FailToCreateShareMemory=1;
		}
		sleep(5);
		return FAIL;
	}

	sockFd = socket(AF_INET , SOCK_STREAM , 0);
	if(sockFd == -1)
	{
		DEBUG_ERROR("InitSocketServer NG\n");
		sleep(5);
		return 0;
	}

	bzero(&serverInfo,sizeof(serverInfo));
	serverInfo.sin_family = PF_INET;
	serverInfo.sin_addr.s_addr = htonl(INADDR_ANY);
	serverInfo.sin_port = htons(LISTEN_PORT);

	if(bind(sockFd, (struct sockaddr *)&serverInfo, sizeof(serverInfo))<0)
	{
		DEBUG_ERROR("Socket bind error.\n");
		sleep(5);
		return 0;
	}

	if(listen(sockFd, CONNECTION_LIMIT)<0)
	{
		DEBUG_ERROR("Socket listen error.\n");
		sleep(5);
		return 0;
	}

	// Main loop
	for(;;)
	{
		clientSockFd = accept(sockFd, (struct sockaddr*) &clientInfo, &addrlen);
		DEBUG_INFO("Client connect in.\n");

		if(fork()==0)
		{
			// Child process
			while((read_size = recv(clientSockFd, inputBuffer, sizeof(inputBuffer), 0)) > 0)
			{
				if(isValidCheckSum(inputBuffer))
				{
					chksum = 0;
					memset(outBuffer, 0x00, sizeof(outBuffer));

					switch(inputBuffer[3])
					{
						case CMD_QUERY_FW_VER:
							DEBUG_INFO("Query firmware version: %s.\n", (char*)ShmSysConfigAndInfo->SysInfo.CsuRootFsFwRev);
							tx_size= 7 + (strlen((char*)ShmSysConfigAndInfo->SysInfo.CsuRootFsFwRev));
							outBuffer[0] = 0xaa;
							outBuffer[1] = PROTOCOL_ADDR;
							outBuffer[2] = inputBuffer[1];
							outBuffer[3] = CMD_QUERY_FW_VER;
							outBuffer[4] = strlen((char*)ShmSysConfigAndInfo->SysInfo.CsuRootFsFwRev)&0xff;
							outBuffer[5] = (strlen((char*)ShmSysConfigAndInfo->SysInfo.CsuRootFsFwRev)>>0x08) & 0xff;
							for(uint8_t idx=0;idx<strlen((char*)ShmSysConfigAndInfo->SysInfo.CsuRootFsFwRev);idx++)
							{
								outBuffer[6+idx] = ShmSysConfigAndInfo->SysInfo.CsuRootFsFwRev[idx];
							}

							for(uint16_t idx=0;idx<(outBuffer[4] | (outBuffer[5]<<8));idx++)
							{
							  chksum ^= outBuffer[6 + idx];
							}
							outBuffer[6+(outBuffer[4] | (outBuffer[5]<<8))] = chksum;

							break;
						case CMD_QUERY_HW_VER:
							DEBUG_INFO("Query hardware version: %s.\n", (char*)ShmSysConfigAndInfo->SysInfo.CsuHwRev);
							tx_size = 7 + strlen((char*)ShmSysConfigAndInfo->SysInfo.CsuHwRev);
							outBuffer[0] = 0xaa;
							outBuffer[1] = PROTOCOL_ADDR;
							outBuffer[2] = inputBuffer[1];
							outBuffer[3] = CMD_QUERY_HW_VER;
							outBuffer[4] = strlen((char*)ShmSysConfigAndInfo->SysInfo.CsuHwRev) & 0xff;
							outBuffer[5] = (strlen((char*)ShmSysConfigAndInfo->SysInfo.CsuHwRev)>>0x08) & 0xff;
							for(uint8_t idx=0;idx<strlen((char*)ShmSysConfigAndInfo->SysInfo.CsuHwRev);idx++)
							{
								outBuffer[6+idx] = (char)ShmSysConfigAndInfo->SysInfo.CsuHwRev[idx];
							}

							for(uint16_t idx=0;idx<(outBuffer[4] | (outBuffer[5]<<8));idx++)
							{
							  chksum ^= outBuffer[6 + idx];
							}
							outBuffer[6+(outBuffer[4] | (outBuffer[5]<<8))] = chksum;
							break;
						case CMD_QUERY_PRESENT_INPUTVOLTAGE:
							DEBUG_INFO("Query present input voltage.\n");
							DEBUG_INFO("  -Input R: %.2f.\n", ShmSysConfigAndInfo->SysInfo.InputVoltageR);
							DEBUG_INFO("  -Input S: %.2f.\n", ShmSysConfigAndInfo->SysInfo.InputVoltageS);
							DEBUG_INFO("  -Input T: %.2f.\n", ShmSysConfigAndInfo->SysInfo.InputVoltageT);
							tx_size = 14;
							outBuffer[0] = 0xaa;
							outBuffer[1] = PROTOCOL_ADDR;
							outBuffer[2] = inputBuffer[1];
							outBuffer[3] = CMD_QUERY_PRESENT_INPUTVOLTAGE;
							outBuffer[4] = 0x07;
							outBuffer[5] = 0x00;
							outBuffer[6] = 0x00;
							outBuffer[7] = (((int)(ShmSysConfigAndInfo->SysInfo.InputVoltageR*10)>>0) & 0xff);
							outBuffer[8] = (((int)(ShmSysConfigAndInfo->SysInfo.InputVoltageR*10)>>8) & 0xff);
							outBuffer[9] = (((int)(ShmSysConfigAndInfo->SysInfo.InputVoltageS*10)>>0) & 0xff);
							outBuffer[10] = (((int)(ShmSysConfigAndInfo->SysInfo.InputVoltageS*10)>>8) & 0xff);
							outBuffer[11] = (((int)(ShmSysConfigAndInfo->SysInfo.InputVoltageT*10)>>0) & 0xff);
							outBuffer[12] = (((int)(ShmSysConfigAndInfo->SysInfo.InputVoltageT*10)>>8) & 0xff);

							for(uint16_t idx=0;idx<(outBuffer[4] | (outBuffer[5]<<8));idx++)
							{
							  chksum ^= outBuffer[6 + idx];
							}
							outBuffer[13] = chksum;
							break;
						case CMD_QUERY_PRESENT_OUTPUTVOLTAGE:
							break;
						case CMD_QUERY_FAN_SPEED:
							break;
						case CMD_QUERY_TEMPERATURE:
							DEBUG_INFO("Query temperature.\n");
							DEBUG_INFO("  -SystemAmbientTemp: %d\n", ShmSysConfigAndInfo->SysInfo.SystemAmbientTemp);
							DEBUG_INFO("  -CcsConnectorTemp: %d\n", ShmSysConfigAndInfo->SysInfo.CcsConnectorTemp);
							tx_size = 15;
							outBuffer[0] = 0xaa;
							outBuffer[1] = PROTOCOL_ADDR;
							outBuffer[2] = inputBuffer[1];
							outBuffer[3] = CMD_QUERY_TEMPERATURE;
							outBuffer[4] = 0x08;
							outBuffer[5] = 0x00;
							outBuffer[6] = (((ShmSysConfigAndInfo->SysInfo.SystemAmbientTemp+60)>>0) & 0xff);
							outBuffer[7] = (((ShmSysConfigAndInfo->SysInfo.CcsConnectorTemp+60)>>0) & 0xff);
							outBuffer[8] = 0x00;
							outBuffer[9] = 0x00;
							outBuffer[10] = 0x00;
							outBuffer[11] = 0x00;
							outBuffer[12] = 0x00;
							outBuffer[13] = 0x00;

							for(uint16_t idx=0;idx<(outBuffer[4] | (outBuffer[5]<<8));idx++)
							{
							  chksum ^= outBuffer[6 + idx];
							}
							outBuffer[14] = chksum;
							break;
						case CMD_QUERY_AUX_POWERVOLTAGE:
							break;
						case CMD_QUERY_RELAY_OUTPUT:

							break;
						case CMD_QUERY_GFD_ADC:
							break;
						case CMD_QUERY_GPIO_INPUT:
							break;
						case CMD_QUERY_ALARM_LOG:
							break;
						case CMD_QUERY_SN:
							ftime(&csuTime);
							tmCSU = localtime(&csuTime.time);
							DEBUG_INFO("Query serial number: %s\n", (char*)ShmSysConfigAndInfo->SysConfig.SerialNumber);
							tx_size = 15 + strlen((char*)ShmSysConfigAndInfo->SysConfig.SerialNumber);
							outBuffer[0] = 0xaa;
							outBuffer[1] = PROTOCOL_ADDR;
							outBuffer[2] = inputBuffer[1];
							outBuffer[3] = CMD_QUERY_SN;
							outBuffer[4] = (strlen((char*)ShmSysConfigAndInfo->SysConfig.SerialNumber)+8)&0xff;
							outBuffer[5] = ((strlen((char*)ShmSysConfigAndInfo->SysConfig.SerialNumber)+8)>>0x08) & 0xff;
							outBuffer[6] = ((tmCSU->tm_year+1900)/1000)+'0';
							outBuffer[7] = (((tmCSU->tm_year+1900)%1000)/100)+'0';
							outBuffer[8] = (((tmCSU->tm_year+1900)%100)/10)+'0';
							outBuffer[9] = ((tmCSU->tm_year+1900)%10) +'0';
							outBuffer[10] = ((tmCSU->tm_mon+1)/10) +'0';
							outBuffer[11] = ((tmCSU->tm_mon+1)%10) +'0';
							outBuffer[12] = (tmCSU->tm_mday/10) +'0';
							outBuffer[13] = (tmCSU->tm_mday%10) +'0';

							for(uint8_t idx=0;idx<strlen((char*)ShmSysConfigAndInfo->SysConfig.SerialNumber);idx++)
							{
								outBuffer[14+idx] = (char)ShmSysConfigAndInfo->SysConfig.SerialNumber[idx];
							}

							for(uint16_t idx=0;idx<(outBuffer[4] | (outBuffer[5]<<8));idx++)
							{
							  chksum ^= outBuffer[6 + idx];
							}
							outBuffer[6+(outBuffer[4] | (outBuffer[5]<<8))] = chksum;
							break;
						case CMD_QUERY_MODEL_NAME:
							DEBUG_INFO("Query model name: %s\n", (char*)ShmSysConfigAndInfo->SysConfig.ModelName);
							tx_size = 7 + strlen((char*)ShmSysConfigAndInfo->SysConfig.ModelName);
							outBuffer[0] = 0xaa;
							outBuffer[1] = PROTOCOL_ADDR;
							outBuffer[2] = inputBuffer[1];
							outBuffer[3] = CMD_QUERY_MODEL_NAME;
							outBuffer[4] = strlen((char*)ShmSysConfigAndInfo->SysConfig.ModelName)&0xff;
							outBuffer[5] = (strlen((char*)ShmSysConfigAndInfo->SysConfig.ModelName)>>0x08) & 0xff;
							for(uint8_t idx=0;idx<strlen((char*)ShmSysConfigAndInfo->SysConfig.ModelName);idx++)
							{
								outBuffer[6+idx] = (char)ShmSysConfigAndInfo->SysConfig.ModelName[idx];
							}

							for(uint16_t idx=0;idx<(outBuffer[4] | (outBuffer[5]<<8));idx++)
							{
							  chksum ^= outBuffer[6 + idx];
							}
							outBuffer[6+(outBuffer[4] | (outBuffer[5]<<8))] = chksum;
							break;
						case CMD_QUERY_PARAMETER:
							break;
						case CMD_QUERY_RTC:
							DEBUG_INFO("Query system time.\n");
							ftime(&csuTime);
							tmCSU = localtime(&csuTime.time);

							tx_size = 21;
							outBuffer[0] = 0xaa;
							outBuffer[1] = PROTOCOL_ADDR;
							outBuffer[2] = inputBuffer[1];
							outBuffer[3] = CMD_QUERY_RTC;
							outBuffer[4] = 0x0e;
							outBuffer[5] = 0x00;
							outBuffer[6] = ((tmCSU->tm_year+1900)/1000)+'0';
							outBuffer[7] = (((tmCSU->tm_year+1900)%1000)/100)+'0';
							outBuffer[8] = (((tmCSU->tm_year+1900)%100)/10)+'0';
							outBuffer[9] = ((tmCSU->tm_year+1900)%10) +'0';
							outBuffer[10] = ((tmCSU->tm_mon+1)/10) +'0';
							outBuffer[11] = ((tmCSU->tm_mon+1)%10) +'0';
							outBuffer[12] = (tmCSU->tm_mday/10) +'0';
							outBuffer[13] = (tmCSU->tm_mday%10) +'0';
							outBuffer[14] = (tmCSU->tm_hour/10) +'0';
							outBuffer[15] = (tmCSU->tm_hour%10) +'0';
							outBuffer[16] = (tmCSU->tm_min/10) +'0';
							outBuffer[17] = (tmCSU->tm_min%10) +'0';
							outBuffer[18] = (tmCSU->tm_sec/10) +'0';
							outBuffer[19] = (tmCSU->tm_sec%10) +'0';

							for(uint16_t idx=0;idx<(outBuffer[4] | (outBuffer[5]<<8));idx++)
							{
							  chksum ^= outBuffer[6 + idx];
							}
							outBuffer[20] = chksum;
							break;
						case CMD_QUERY_4G_REVISION:
							DEBUG_INFO("Query 4G module revision: %s\n", (char*)ShmSysConfigAndInfo->SysConfig.TelecomInterface.TelcomSoftwareVer);
							tx_size = 7 + strlen((char*)ShmSysConfigAndInfo->SysConfig.TelecomInterface.TelcomSoftwareVer);
							outBuffer[0] = 0xaa;
							outBuffer[1] = PROTOCOL_ADDR;
							outBuffer[2] = inputBuffer[1];
							outBuffer[3] = CMD_QUERY_4G_REVISION;
							outBuffer[4] = strlen((char*)ShmSysConfigAndInfo->SysConfig.TelecomInterface.TelcomSoftwareVer)&0xff;
							outBuffer[5] = (strlen((char*)ShmSysConfigAndInfo->SysConfig.TelecomInterface.TelcomSoftwareVer)>>0x08) & 0xff;
							for(uint8_t idx=0;idx<strlen((char*)ShmSysConfigAndInfo->SysConfig.TelecomInterface.TelcomSoftwareVer);idx++)
							{
								outBuffer[6+idx] = (char)ShmSysConfigAndInfo->SysConfig.TelecomInterface.TelcomSoftwareVer[idx];
							}

							for(uint16_t idx=0;idx<(outBuffer[4] | (outBuffer[5]<<8));idx++)
							{
							  chksum ^= outBuffer[6 + idx];
							}
							outBuffer[6+(outBuffer[4] | (outBuffer[5]<<8))] = chksum;
							break;
						case CMD_QUERY_4G_SIM_INFO:
							DEBUG_INFO("Query 4G SIM install status: %d\n", ShmSysConfigAndInfo->SysConfig.TelecomInterface.TelcomSimStatus);
							DEBUG_INFO("Query 4G SIM ICCID: %s\n", ShmSysConfigAndInfo->SysConfig.TelecomInterface.TelcomSimIccid);
							DEBUG_INFO("Query 4G SIM IMSI: %s\n", ShmSysConfigAndInfo->SysConfig.TelecomInterface.TelcomSimImsi);

							tx_size = 46;
							outBuffer[0] = 0xaa;
							outBuffer[1] = PROTOCOL_ADDR;
							outBuffer[2] = inputBuffer[1];
							outBuffer[3] = CMD_QUERY_4G_SIM_INFO;
							outBuffer[4] = 0x27&0xff;
							outBuffer[5] = (0x27>>0x08) & 0xff;
							outBuffer[6] = ShmSysConfigAndInfo->SysConfig.TelecomInterface.TelcomSimStatus;

							for(uint8_t idx=0;idx<ARRAY_SIZE(ShmSysConfigAndInfo->SysConfig.TelecomInterface.TelcomSimIccid);idx++)
							{
								outBuffer[7+idx] = (char)ShmSysConfigAndInfo->SysConfig.TelecomInterface.TelcomSimIccid[idx];
							}

							for(uint8_t idx=0;idx<ARRAY_SIZE(ShmSysConfigAndInfo->SysConfig.TelecomInterface.TelcomSimImsi);idx++)
							{
								outBuffer[(7+ARRAY_SIZE(ShmSysConfigAndInfo->SysConfig.TelecomInterface.TelcomSimIccid))+idx] = (char)ShmSysConfigAndInfo->SysConfig.TelecomInterface.TelcomSimImsi[idx];
							}

							outBuffer[6+(outBuffer[4] | (outBuffer[5]<<8))] = chksum;

							break;
						case CMD_QUERY_AC_STATUS:
							break;
						case CMD_QUERY_AC_ALARM:
							break;
						case CMD_QUERY_BLE_CONFIG_DATA:
							break;
						case CMD_QUERY_POWER_CONSUMPTION:
							break;
						case CMD_QUERY_GUN_PLUGIN_TIMES:
							break;
						case CMD_CONFIG_FAN_SPEED:
							break;
						case CMD_CONFIG_SERIAL_NUMBER:
							memset(ShmSysConfigAndInfo->SysConfig.SerialNumber, 0x00, ARRAY_SIZE(ShmSysConfigAndInfo->SysConfig.SerialNumber));
							memset(ShmSysConfigAndInfo->SysConfig.SystemId, 0x00, ARRAY_SIZE(ShmSysConfigAndInfo->SysConfig.SystemId));

							for(uint16_t idx=0;idx<((inputBuffer[4] | (inputBuffer[5]<<8))-8);idx++)
							{
								ShmSysConfigAndInfo->SysConfig.SerialNumber[idx] = inputBuffer[14+idx];
							}
							ShmSysConfigAndInfo->SysConfig.SerialNumber[(inputBuffer[4] | (inputBuffer[5]<<8))-8] = '\0';
							memcpy(ShmSysConfigAndInfo->SysConfig.SystemId, ShmSysConfigAndInfo->SysConfig.ModelName, strlen((char*)ShmSysConfigAndInfo->SysConfig.ModelName));
							memcpy(&ShmSysConfigAndInfo->SysConfig.SystemId[strlen((char*)ShmSysConfigAndInfo->SysConfig.ModelName)], ShmSysConfigAndInfo->SysConfig.SerialNumber, (inputBuffer[4] | (inputBuffer[5]<<8)));

							tx_size = 8;
							outBuffer[0] = 0xaa;
							outBuffer[1] = PROTOCOL_ADDR;
							outBuffer[2] =  inputBuffer[1];
							outBuffer[3] = CMD_CONFIG_SERIAL_NUMBER;
							outBuffer[4] = 0x01;
							outBuffer[5] = 0x00;
							outBuffer[6] = 0x01;
							outBuffer[7] = outBuffer[6];

							DEBUG_INFO("Config serial number: %s\n", (char*)ShmSysConfigAndInfo->SysConfig.SerialNumber);

							break;
						case CMD_CONFIG_MODEL_NAME:
							memset(ShmSysConfigAndInfo->SysConfig.SerialNumber, 0x00, ARRAY_SIZE(ShmSysConfigAndInfo->SysConfig.SerialNumber));
							memset(ShmSysConfigAndInfo->SysConfig.SystemId, 0x00, ARRAY_SIZE(ShmSysConfigAndInfo->SysConfig.SystemId));

							for(uint16_t idx=0;idx<(inputBuffer[4] | (inputBuffer[5]<<8));idx++)
							{
								ShmSysConfigAndInfo->SysConfig.ModelName[idx] = inputBuffer[6+idx];
							}
							ShmSysConfigAndInfo->SysConfig.ModelName[(inputBuffer[4] | (inputBuffer[5]<<8))] = '\0';
							memcpy(ShmSysConfigAndInfo->SysConfig.SystemId, ShmSysConfigAndInfo->SysConfig.ModelName, strlen((char*)ShmSysConfigAndInfo->SysConfig.ModelName));
							memcpy(&ShmSysConfigAndInfo->SysConfig.SystemId[strlen((char*)ShmSysConfigAndInfo->SysConfig.ModelName)], ShmSysConfigAndInfo->SysConfig.SerialNumber, (inputBuffer[4] | (inputBuffer[5]<<8)));

							tx_size = 8;
							outBuffer[0] = 0xaa;
							outBuffer[1] = PROTOCOL_ADDR;
							outBuffer[2] =  inputBuffer[1];
							outBuffer[3] = CMD_CONFIG_MODEL_NAME;
							outBuffer[4] = 0x01;
							outBuffer[5] = 0x00;
							outBuffer[6] = 0x01;
							outBuffer[7] = outBuffer[6];
							DEBUG_INFO("Config model name: %s\n", (char*)ShmSysConfigAndInfo->SysConfig.ModelName);
							break;
						case CMD_CONFIG_RELAY_OUTPUT:
							break;
						case CMD_CONFIG_GPIO_OUTPUT:
							break;
						case CMD_CONFIG_RTC:
							DEBUG_INFO("Config system time.\n");
							tx_size = 8;
							outBuffer[0] = 0xaa;
							outBuffer[1] = PROTOCOL_ADDR;
							outBuffer[2] =  inputBuffer[1];
							outBuffer[3] = CMD_CONFIG_RTC;
							outBuffer[4] = 0x01;
							outBuffer[5] = 0x00;
							outBuffer[6] = 0x01;
							outBuffer[7] = 0x01;

							sprintf((char*)cmdBuf, "date -u -s \"%04d-%02d-%02d %02d:%02d:%02d\"", (inputBuffer[6]-'0')*1000 + (inputBuffer[7]-'0')*100 + (inputBuffer[8]-'0')*10 + (inputBuffer[9]-'0'),
																							(inputBuffer[10]-'0')*10+ (inputBuffer[11]-'0'),
																							(inputBuffer[12]-'0')*10 + (inputBuffer[13]-'0'),
																							(inputBuffer[14]-'0')*10 + (inputBuffer[15]-'0'),
																							(inputBuffer[16]-'0')*10 + (inputBuffer[17]-'0'),
																							(inputBuffer[18]-'0')*10 + (inputBuffer[19]-'0'));
							system((char*)cmdBuf);
							system("hwclock -w -u");
							system("hwclock -s");

							break;
						case CMD_CONFIG_AC_LED:
							break;
						case CMD_CONFIG_CURRENT_LINIT:
							break;
						case CMD_CONFIG_MCU_MODE:
							break;
						case CMD_CONFIG_MCU_RESET_REQUEST:
							break;
						case CMD_CONFIG_BREATHE_LED_TIMING:
							break;
						case CMD_CONFIG_SAVE_CONFIGURATION:
							tx_size = 8;
							outBuffer[0] = 0xaa;
							outBuffer[1] = PROTOCOL_ADDR;
							outBuffer[2] =  inputBuffer[1];
							outBuffer[3] = CMD_CONFIG_SAVE_CONFIGURATION;
							outBuffer[4] = 0x01;
							outBuffer[5] = 0x00;
							outBuffer[6] = (StoreUsrConfigData(&ShmSysConfigAndInfo->SysConfig)!=0x01?0x00:0x01);
							outBuffer[7] = outBuffer[6];
							DEBUG_INFO("Save configuration\n");

							if((outBuffer[6] == PASS))
							{
								sprintf((char*)ShmOCPP16Data->Reset.Type, "Soft");
								ShmOCPP16Data->MsMsg.bits.ResetReq = ON;
							}

							break;
						case CMD_UPDATE_START:
							DEBUG_INFO("Upgrade firmware request.\n");
							tx_size = 8;
							outBuffer[0] = 0xaa;
							outBuffer[1] = PROTOCOL_ADDR;
							outBuffer[2] =  inputBuffer[1];
							outBuffer[3] = CMD_UPDATE_START;
							outBuffer[4] = 0x01;
							outBuffer[5] = 0x00;
							outBuffer[6] = 0x01;
							outBuffer[7] = outBuffer[6];
							ShmSysConfigAndInfo->SysInfo.FirmwareUpdate = ON;

							break;
						case CMD_UPDATE_ABOARD:
							break;
						case CMD_UPDATE_TRANSFER:
							break;
						case CMD_UPDATE_END:
							break;
						default:
							break;
					}
				}
				else
				{
					tx_size = 9;
					outBuffer[0] = 0xaa;
					outBuffer[1] = PROTOCOL_ADDR;
					outBuffer[2] = inputBuffer[1];
					outBuffer[3] = inputBuffer[3];
					outBuffer[4] = 0x01;
					outBuffer[5] = 0x00;
					outBuffer[6] = 0x00;
					outBuffer[7] = 0x00;
				}

				send(clientSockFd, outBuffer, tx_size, 0);
			}

			if(read_size == 0)
			{
				close(clientSockFd);
				DEBUG_INFO("Client disconnected.\n");
				fflush(stdout);
			}
			else if(read_size == -1)
			{
				close(clientSockFd);
				DEBUG_ERROR("Socket recv failed.\n");
			}

			exit(0);
		}
		else
		{
			// Parent process
			close(clientSockFd);
		}

		sleep(1);
	}
}