[v7,2/2,v7,2/2] tools: addfwhrd Linksys E8350v1 FW header genarator

Signed-off-by: Todor Colov <todorcolov@abv.bg>
---
 tools/firmware-utils/Makefile       |   1 +
 tools/firmware-utils/src/addfwhdr.c | 233 ++++++++++++++++++++++++++++
 2 files changed, 234 insertions(+)
 create mode 100644 tools/firmware-utils/src/addfwhdr.c

On 1/24/21 5:20 PM, Todor Colov wrote:
> Signed-off-by: Todor Colov <todorcolov@abv.bg>
> ---
>   tools/firmware-utils/Makefile       |   1 +
>   tools/firmware-utils/src/addfwhdr.c | 233 ++++++++++++++++++++++++++++
>   2 files changed, 234 insertions(+)
>   create mode 100644 tools/firmware-utils/src/addfwhdr.c
> 
> diff --git a/tools/firmware-utils/Makefile b/tools/firmware-utils/Makefile
> index e4a31b6fd0..34a857c6e5 100644
> --- a/tools/firmware-utils/Makefile
> +++ b/tools/firmware-utils/Makefile
> @@ -25,6 +25,7 @@ endef
>   define Host/Compile
>   	mkdir -p $(HOST_BUILD_DIR)/bin
>   	$(call cc,add_header)
> +	$(call cc,addfwhdr cyg_crc32)
>   	$(call cc,addpattern)
>   	$(call cc,asustrx)
>   	$(call cc,bcm4908asus,-Wall)
> diff --git a/tools/firmware-utils/src/addfwhdr.c b/tools/firmware-utils/src/addfwhdr.c
> new file mode 100644
> index 0000000000..ada56e6abf
> --- /dev/null
> +++ b/tools/firmware-utils/src/addfwhdr.c
> @@ -0,0 +1,233 @@
> +/*
> +	Linksys e8350 v1 firmware header generator
> +*/
> +#include <stdio.h>
> +#include <string.h>
> +#include <stdlib.h>
> +#include <fcntl.h>
> +#include <unistd.h>
> +#include <sys/stat.h>
> +#include <stdarg.h>
> +#include <getopt.h>
> +#include <time.h>
> +#include <sys/time.h>
> +
> +#include "cyg_crc.h"
> +#define AC2350          20
> +#define USA             1
> +
> +#if LOCALE == USA
> +	#define CYBERTAN_VERSION        "v1.0.03"
> +	#define SERIAL_NUMBER   "003"
> +	#define MINOR_VERSION   ""
> +	#define BUILD_KEYWORD   " B"
> +	#define BUILD_NUMBER    SERIAL_NUMBER
> +	#define BETA_VERSION    " "
> +	#define CYBERTAN_UBOOT_VERSION      "v1.0"
> +#else   // ETSI
> +	#define CYBERTAN_VERSION    "v1.0.00"
> +	#define SERIAL_NUMBER       "01"
> +	#define MINOR_VERSION       ""
> +	#define BUILD_KEYWORD   " B"
> +	#define BUILD_NUMBER    SERIAL_NUMBER
> +	#define BETA_VERSION    " "
> +	#define CYBERTAN_UBOOT_VERSION      "v1.0"
> +#endif

It looks like these defines are not used.
Please remove this if it is not needed, having this as a compile time 
option will also cause problems in OpenWrt when we want to build images 
for both variants.

> +
> +//add for AC2350 F/W header
> +#define FWHDR_MAGIC_STR "CHDR"
> +#define FWHDR_MAGIC 0X52444843
> +struct cbt_fw_header
> +{
> +	unsigned int magic;             /* "CHDR" */
> +	unsigned int len;               /* Length of file including header */
> +	unsigned int crc32;             /* 32-bit CRC */
> +	unsigned int res;
> +};
> +
> +#define MAX_BUF	1024
> +#define CRC32_INIT_VALUE 0xffffffff	/* Initial CRC32 checksum value */
> +
> +#ifndef TYPEDEF_UINT8
> +typedef unsigned char   uint8;
> +#endif
> +
> +#ifndef TYPEDEF_UINT16
> +typedef unsigned short  uint16;
> +#endif
> +
> +#ifndef TYPEDEF_UINT32
> +typedef unsigned int    uint32;
> +#endif
> +
> +typedef uint32_t cyg_uint32;
> +typedef uint16_t cyg_uint16;
> +
> +extern cyg_uint32 cyg_crc32_accumulate(cyg_uint32 crc32val, unsigned char *s, int len);
> +//extern uint32 crc32(uint8 *pdata, uint nbytes, uint32 crc);
> +
> +int fd, fd_w;
> +
> +void die(const char * str, ...)
> +{
> +	va_list args;
> +	va_start(args, str);
> +	vfprintf(stderr, str, args);
> +	fputc('\n', stderr);
> +	exit(1);
> +}
> +
> +int fill_null0(int size)
> +{
> +	unsigned char buf[1];
> +	int i;
> +
> +	fprintf(stderr,"Fill null\n");
> +
> +	buf[0] = 0xff;
> +	for (i=0 ; i< size; i++ )
> +		if (write(fd_w, buf, 1) != 1)
> +			return 0;
> +
> +	return 1;
> +}
> +
> +long file_open(const char *name)
> +{
> +	struct stat sb;
> +	if ((fd = open(name, O_RDONLY, 0)) < 0){
> +		die("Unable to open `%s' : %m", name);
> +	}
> +
> +	if (fstat (fd, &sb))
> +		die("Unable to stat `%s' : %m", name);
> +
> +	return sb.st_size;
> +}
> +
> +void usage(void)
> +{
> +	die("Usage: addfwhdr [-i|--input] sysupgrade.o [-o|--output] code.bin\n");
> +}
> +
> +int main(int argc, char ** argv)
> +{
> +	uint input_size,c;
> +	char *input_file=NULL, *output_file=NULL;
> +	int opt;
> +	int option_index=0;
> +	int garbage = 0;
> +	char *buf = NULL;
> +	extern char *optarg;
> +	extern int optind, opterr, optopt;
> +	
> +	struct cbt_fw_header *fwhdr;
> +	uint32 crc;	
> +
> +	static struct option long_options[] =
> +	{
> +		{"input", 1, 0, 'i'},
> +		{"output", 1, 0, 'o'},
> +		{"garbage", 0, 0, 'g'},
> +		{0, 0, 0, 0}
> +	};
> +
> +	printf("\n---------- add fw header --------\n");
> +
> +	fwhdr  = malloc(sizeof(struct cbt_fw_header));
> +	memset(fwhdr, 0, sizeof(struct cbt_fw_header));	
> +
> +	while(1){
> +		opt = getopt_long(argc, argv, "i:o:g",long_options, &option_index);
> +		if(opt == -1)
> +			break;
> +		switch(opt){
> +			case 'h' :
> +				usage(); break;
> +			case 'i' :
> +				input_file = optarg;
> +				printf("input file is [%s]\n",input_file); break;
> +			case 'o' :
> +				output_file = optarg;
> +				printf("output file is [%s]\n",output_file); break;
> +			case 'g' :
> +				garbage = 1; break;
> +			default :
> +				usage();
> +		}
> +	}
> +
> +	if(!input_file || !output_file)
> +	{
> +		printf("You must specify the input and output file!\n");
> +		usage();
> +	}
> +
> +	
> +	unlink(output_file);
> +	if ((fd_w = open(output_file,O_RDWR|O_CREAT, S_IREAD | S_IWRITE)) < 0){
> +		die("Unable to open `%s' : %m", output_file);
> +	}
> +	
> +	fwhdr = malloc(sizeof(struct cbt_fw_header));
> +	memset(fwhdr, 0, sizeof(struct cbt_fw_header));	
> +	
> +	memcpy((char *)&fwhdr->magic, FWHDR_MAGIC_STR, sizeof(fwhdr->magic));
> +	
> +	input_size = file_open(input_file);
> +	if(!(buf = malloc(input_size)))
> +	{
> +		perror("malloc");
> +		goto fail;
> +	}
> +	c = read(fd, buf, input_size);
> +	fwhdr->len = input_size + sizeof(struct cbt_fw_header);
> +
> +	fwhdr->res = fwhdr->res | 0x1;
> +	
> +	//junzhao add fw build date in cbt_fw_header for calculate MD5
> +	#if 0
> +	{
> +	       static char *months[] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
> +	       int year, day, mon=1;
> +	char temp[10]={0};
> +	       unsigned char *p_date = (unsigned char *)&fwhdr->res;
> +	int j;
> +
> +	sscanf(__DATE__, "%s %d %d", temp, &day, &year);
> +
> +	for(j=0;j<12;j++) {
> +		if(!strcmp(temp, months[j])) {
> +			mon = j+1;
> +			break;
> +		}
> +	}
> +	p_date[0]= year-2000;
> +	p_date[1]= mon;
> +	p_date[2]= day;
> +
> +	       printf("%s: Build date(20%d-%d-%d)\n", __FUNCTION__, p_date[0], p_date[1], p_date[2]);
> +
> +	}
> +	#endif
> +	//end
> +
> +	crc = cyg_crc32_accumulate(CRC32_INIT_VALUE,(uint8 *)&fwhdr->res, 4);
> +	crc = cyg_crc32_accumulate(crc,(uint8 *)&buf[0], input_size);
> +	
> +	fwhdr->crc32 = crc;
> +
> +	/* write code pattern header */
> +	write(fd_w, fwhdr, sizeof(struct cbt_fw_header));
> +
> +	if(write(fd_w, buf, c)!=c)
> +		die("Write call failed!\n");
> +	
> +fail:
> +	if(buf)
> +		free(buf);
> +	close (fd);
> +	close (fd_w);
> +	
> +	return 0;
> +}
>