csu3_am335x/EVSE/GPL/plc-utils.LNX.2.1.20/source/pib/xml2pib.c

/*====================================================================*
*
*   Copyright (c) 2013 Qualcomm Atheros, Inc.
*
*   All rights reserved.
*
*====================================================================*/

/*====================================================================*
 *
 *   xml2pib.c - 
 *
 *   Contributor(s):
 *      Charles Maier <cmaier@qca.qualcomm.com>
 *
 *--------------------------------------------------------------------*/

/*====================================================================*
 *   system header files;
 *--------------------------------------------------------------------*/

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>
#include <errno.h>

/*====================================================================*
 *   custom header files;
 *--------------------------------------------------------------------*/

#include "../tools/getoptv.h"
#include "../tools/flags.h"
#include "../tools/error.h"
#include "../tools/files.h"
#include "../nodes/node.h"
#include "../key/HPAVKey.h"
#include "../nvm/nvm.h"
#include "../pib/pib.h"

/*====================================================================*
 *   custom source files;
 *--------------------------------------------------------------------*/

#ifndef MAKEFILE
#include "../tools/getoptv.c"
#include "../tools/putoptv.c"
#include "../tools/version.c"
#include "../tools/checksum32.c"
#include "../tools/fdchecksum32.c"
#include "../tools/checksum32.c"
#include "../tools/hexstring.c"
#include "../tools/hexdecode.c"
#include "../tools/strfbits.c"
#include "../tools/todigit.c"
#include "../tools/output.c"
#include "../tools/emalloc.c"
#include "../tools/error.c"
#endif

#ifndef MAKEFILE
#include "../key/SHA256Reset.c"
#include "../key/SHA256Block.c"
#include "../key/SHA256Write.c"
#include "../key/SHA256Fetch.c"
#include "../key/HPAVKeyNID.c"
#include "../key/keys.c"
#endif

#ifndef MAKEFILE
#include "../nodes/xmlopen.c"
#include "../nodes/xmlnode.c"
#include "../nodes/xmlscan.c"
#include "../nodes/xmledit.c"
#include "../nodes/xmltree.c"
#include "../nodes/xmlfree.c"
#endif

/*====================================================================*
 *
 *   signed pibedit1 (struct node const * node, void * memory, size_t extent);
 *
 *   Contributor(s):
 *	Charles Maier <cmaier@qca.qualcomm.com>
 *
 *--------------------------------------------------------------------*/

static signed pibedit1 (struct node const * node, void * memory, size_t extent) 

{ 
	struct simple_pib * simple_pib = (struct simple_pib *) (memory); 
	xmledit (node, memory, extent); 
	checksum32 (memory, extent, simple_pib->CHECKSUM); 
	return (0); 
} 

/*====================================================================*
 *
 *   signed pibedit2 (char const * filename, struct node const * node, char * memory, size_t extent);
 *
 *   search a panther/lynx image chain looking for PIB images and
 *   verify each one; return 0 on success or -1 on error; errors
 *   occur due to an invalid image chain or a bad parameter block;
 *
 *   this implementation reads the parameter block from file into
 *   into memory and checks it there;
 *   
 *   Contributor(s):
 *	Charles Maier <cmaier@qca.qualcomm.com>
 *
 *--------------------------------------------------------------------*/

static signed pibedit2 (char const * filename, struct node const * node, char * memory, size_t extent) 

{ 
	struct panther_nvm_header * header; 
	uint32_t origin = ~ 0; 
	uint32_t offset = 0; 
	unsigned length = 0; 
	unsigned module = 0; 
	do 
	{ 
		header = (struct panther_nvm_header *) (memory +  offset); 
		if (LE16TOH (header->MajorVersion) != 1) 
		{ 
			error (1, 0, NVM_HDR_VERSION, filename, module); 
		} 
		if (LE16TOH (header->MinorVersion) != 1) 
		{ 
			error (1, 0, NVM_HDR_VERSION, filename, module); 
		} 
		if (LE32TOH (header->PrevHeader) != origin) 
		{ 
			error (1, 0, NVM_HDR_LINK, filename, module); 
		} 
		if (checksum32 (header, sizeof (* header), 0)) 
		{ 
			error (1, 0, NVM_HDR_CHECKSUM, filename, module); 
		} 
		origin = offset; 
		offset += sizeof (* header); 
		extent -= sizeof (* header); 
		length = LE32TOH (header->ImageLength); 
		if (checksum32 (memory +  offset, length, header->ImageChecksum)) 
		{ 
			error (1, 0, NVM_IMG_CHECKSUM, filename, module); 
		} 
		if (LE32TOH (header->ImageType) == NVM_IMAGE_PIB) 
		{ 
			xmledit (node, memory +  offset, length); 
			header->ImageChecksum = checksum32 (memory +  offset, length, 0); 
			header->HeaderChecksum = checksum32 (header, sizeof (* header), header->HeaderChecksum); 
			return (0); 
		} 
		offset += length; 
		extent -= length; 
		module++; 
	} 
	while (~ header->NextHeader); 
	return (- 1); 
} 

/*====================================================================*
 *
 *   signed function (char const * filename);
 *
 *   determine the type of file and call appropriate functions;            
 *   
 *   Contributor(s):
 *	Charles Maier <cmaier@qca.qualcomm.com>
 *
 *--------------------------------------------------------------------*/

static signed function (char const * filename, struct node const * node) 

{ 
	char * memory = 0; 
	signed extent = 0; 
	signed fd; 
	if ((fd = open (filename, O_BINARY | O_RDWR)) == - 1) 
	{ 
		error (1, errno, FILE_CANTOPEN, filename); 
	} 
	if ((extent = lseek (fd, 0, SEEK_END)) == - 1) 
	{ 
		error (1, errno, FILE_CANTSIZE, filename); 
	} 
	if (! (memory = (char *) (malloc (extent)))) 
	{ 
		error (1, errno, FILE_CANTLOAD, filename); 
	} 
	if (lseek (fd, 0, SEEK_SET)) 
	{ 
		error (1, errno, FILE_CANTHOME, filename); 
	} 
	if (read (fd, memory, extent) != extent) 
	{ 
		error (1, errno, FILE_CANTREAD, filename); 
	} 
	if (LE32TOH (* (uint32_t *) (memory)) == 0x60000000) 
	{ 
		error (1, 0, FILE_WONTREAD, filename); 
	} 
	if (LE32TOH (* (uint32_t *) (memory)) == 0x00010001) 
	{ 
		pibedit2 (filename, node, memory, extent); 
	} 
	else 
	{ 
		pibedit1 (node, memory, extent); 
	} 
	if (lseek (fd, 0, SEEK_SET)) 
	{ 
		error (1, errno, FILE_CANTHOME, filename); 
	} 
	if (write (fd, memory, extent) != extent) 
	{ 
		error (1, errno, FILE_CANTSAVE, filename); 
	} 
	close (fd); 
	return (0); 
} 

/*====================================================================*
 *   
 *   int main (int argc, char const * argv []);
 *
 *   
 *   Contributor(s):
 *	Charles Maier <cmaier@qca.qualcomm.com>
 *
 *--------------------------------------------------------------------*/

int main (int argc, char const * argv []) 

{ 
	static char const * optv [] = 
	{ 
		"f:qv", 
		"pib-file [pib-file] [...]", 
		"Qualcomm Atheros PLC Parameter File Editor", 
		"f f\txmlfile is (f)", 
		"q\tquiet", 
		"v\tverbose", 
		(char const *) (0)
	}; 
	struct node * node = (struct node *) (0); 
	flag_t flags = (flag_t) (0); 
	signed c; 
	optind = 1; 
	while (~ (c = getoptv (argc, argv, optv))) 
	{ 
		switch (c) 
		{ 
		case 'f': 
			node = xmlopen (optarg); 
			break; 
		case 'm': 
			_setbits (flags, PIB_MANIFEST); 
			break; 
		case 'q': 
			_setbits (flags, PIB_SILENCE); 
			break; 
		case 'v': 
			_setbits (flags, PIB_VERBOSE); 
			break; 
		default: 
			break; 
		} 
	} 
	argc -= optind; 
	argv += optind; 
	while ((argc) && (* argv)) 
	{ 
		function (* argv, node); 
		argc--; 
		argv++; 
	} 
	if (_anyset (flags, PIB_VERBOSE)) 
	{ 
		xmltree (node); 
	} 
	xmlfree (node); 
	return (0); 
}