ccefc95d8e
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@25071 a1c6a512-1295-4272-9138-f99709370657
140 lines
3.6 KiB
C
140 lines
3.6 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2007 Dave Chapman
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include <stdio.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <stdlib.h>
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#include <libgen.h>
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#ifndef O_BINARY
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#define O_BINARY 0
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#endif
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static off_t filesize(int fd)
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{
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struct stat buf;
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fstat(fd,&buf);
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return buf.st_size;
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}
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static void write_cfile(const unsigned char* buf, off_t len, FILE* fp, const char *name)
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{
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int i;
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fprintf(fp,"unsigned char %s[%ld] = {",name,len);
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for (i=0;i<len;i++) {
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if ((i % 16) == 0) {
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fprintf(fp,"\n ");
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}
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if (i == (len-1)) {
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fprintf(fp,"0x%02x",buf[i]);
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} else if ((i % 16) == 15) {
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fprintf(fp,"0x%02x,",buf[i]);
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} else {
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fprintf(fp,"0x%02x, ",buf[i]);
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}
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}
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fprintf(fp,"\n};\n");
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}
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int main (int argc, char* argv[])
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{
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char* cname;
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int i;
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FILE *cfile, *hfile;
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char cfilename[256], hfilename[256];
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if (argc < 3) {
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fprintf(stderr,"Usage: bin2c cname file1 [file2 [file3 ...]]\n");
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return 1;
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}
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cname=argv[1];
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snprintf(cfilename,256,"%s.c",cname);
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cfile = fopen(cfilename,"w+");
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if (cfile == NULL) {
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fprintf(stderr,"Couldn't open %s\n",cfilename);
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return 2;
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}
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snprintf(hfilename,256,"%s.h",cname);
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hfile = fopen(hfilename,"w+");
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if (hfile == NULL) {
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fprintf(stderr,"Couldn't open %s\n",hfilename);
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fclose(cfile);
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return 3;
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}
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fprintf(cfile,"/* Generated by bin2c */\n\n");
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fprintf(cfile,"#include \"%s\"\n\n", basename(hfilename));
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fprintf(hfile,"/* Generated by bin2c */\n\n");
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for(i=0; i < argc - 2; i++) {
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unsigned char* buf;
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off_t len;
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off_t orig_len;
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char *ext;
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char *array = argv[2+i];
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int fd = open(array,O_RDONLY|O_BINARY);
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if (fd < 0) {
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fprintf(stderr,"Can not open %s\n",argv[2+i]);
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fclose(cfile);
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fclose(hfile);
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return 4;
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}
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orig_len = filesize(fd);
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/* pad to 32bit */
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len = (orig_len + 3) & ~3;
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buf = malloc(len);
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if (read(fd,buf,orig_len) < orig_len) {
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fprintf(stderr,"Short read, aborting\n");
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return 5;
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}
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/* pad to 32bit with zeros */
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if (len > orig_len)
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memset(buf+orig_len, 0, len-orig_len);
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/* remove file extension */
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ext = strchr (array, '.');
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if (ext != NULL)
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*ext = '\0';
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write_cfile (buf, len, cfile, array);
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fprintf(hfile,"extern unsigned char %s[%ld];\n",array,len);
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close(fd);
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}
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fclose(cfile);
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fclose(hfile);
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return 0;
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}
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