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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2007 Dave Chapman
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <fcntl.h>
#include <stdlib.h>
#ifndef O_BINARY
#define O_BINARY 0
#endif
static off_t filesize(int fd)
{
struct stat buf;
fstat(fd,&buf);
return buf.st_size;
}
static int write_cfile(unsigned char* buf, off_t len, char* cname)
{
char filename[256];
FILE* fp;
int i;
snprintf(filename,256,"%s.c",cname);
fp = fopen(filename,"w+");
if (fp == NULL) {
fprintf(stderr,"Couldn't open %s\n",filename);
return -1;
}
fprintf(fp,"/* Generated by bin2c */\n\n");
fprintf(fp,"unsigned char %s[] = {",cname);
for (i=0;i<len;i++) {
if ((i % 16) == 0) {
fprintf(fp,"\n ");
}
if (i == (len-1)) {
fprintf(fp,"0x%02x",buf[i]);
} else {
fprintf(fp,"0x%02x, ",buf[i]);
}
}
fprintf(fp,"\n};\n");
fclose(fp);
return 0;
}
static int write_hfile(off_t len, char* cname)
{
char filename[256];
FILE* fp;
snprintf(filename,256,"%s.h",cname);
fp = fopen(filename,"w+");
if (fp == NULL) {
fprintf(stderr,"Couldn't open %s\n",filename);
return -1;
}
fprintf(fp,"/* Generated by bin2c */\n\n");
fprintf(fp,"#define LEN_%s %d\n",cname,(int)len);
fprintf(fp,"extern unsigned char %s[];\n",cname);
fclose(fp);
return 0;
}
int main (int argc, char* argv[])
{
char* infile;
char* cname;
int fd;
unsigned char* buf;
int len;
int n;
if (argc != 3) {
fprintf(stderr,"Usage: bin2c file cname\n");
return 0;
}
infile=argv[1];
cname=argv[2];
fd = open(infile,O_RDONLY|O_BINARY);
if (fd < 0) {
fprintf(stderr,"Can not open %s\n",infile);
return 0;
}
len = filesize(fd);
buf = malloc(len);
n = read(fd,buf,len);
if (n < len) {
fprintf(stderr,"Short read, aborting\n");
return 0;
}
close(fd);
if (write_cfile(buf,len,cname) < 0) {
return -1;
}
if (write_hfile(len,cname) < 0) {
return -1;
}
return 0;
}
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