8ae8351e11
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@12567 a1c6a512-1295-4272-9138-f99709370657
139 lines
3.2 KiB
C
139 lines
3.2 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: ipodio-win32.c 12205 2007-02-05 01:20:20Z dave $
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*
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* Copyright (C) 2007 Dave Chapman
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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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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#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 int write_cfile(unsigned char* buf, off_t len, char* cname)
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{
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char filename[256];
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FILE* fp;
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int i;
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snprintf(filename,256,"%s.c",cname);
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fp = fopen(filename,"w+");
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if (fp == NULL) {
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fprintf(stderr,"Couldn't open %s\n",filename);
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return -1;
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}
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fprintf(fp,"/* Generated by ipod2c */\n\n");
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fprintf(fp,"unsigned char %s[] = {",cname);
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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 {
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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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fclose(fp);
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return 0;
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}
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static int write_hfile(unsigned char* buf, off_t len, char* cname)
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{
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char filename[256];
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FILE* fp;
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snprintf(filename,256,"%s.h",cname);
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fp = fopen(filename,"w+");
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if (fp == NULL) {
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fprintf(stderr,"Couldn't open %s\n",filename);
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return -1;
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}
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fprintf(fp,"/* Generated by ipod2c */\n\n");
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fprintf(fp,"#define LEN_%s %d\n",cname,(int)len);
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fprintf(fp,"extern unsigned char %s[];\n",cname);
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fclose(fp);
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return 0;
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}
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int main (int argc, char* argv[])
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{
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char* infile;
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char* cname;
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int fd;
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unsigned char* buf;
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int len;
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int n;
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if (argc != 3) {
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fprintf(stderr,"Usage: ipod2c file.ipod cname\n");
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return 0;
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}
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infile=argv[1];
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cname=argv[2];
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fd = open(infile,O_RDONLY|O_BINARY);
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if (fd < 0) {
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fprintf(stderr,"Can not open %s\n",infile);
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return 0;
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}
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len = filesize(fd) - 8;
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n = lseek(fd,8,SEEK_SET);
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if (n != 8) {
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fprintf(stderr,"Seek failed\n");
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return 0;
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}
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buf = malloc(len);
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n = read(fd,buf,len);
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if (n < len) {
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fprintf(stderr,"Short read, aborting\n");
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return 0;
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}
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close(fd);
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if (write_cfile(buf,len,cname) < 0) {
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return -1;
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}
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if (write_hfile(buf,len,cname) < 0) {
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return -1;
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}
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return 0;
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}
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