devs/foxbox
1
0
Fork 0
forked from len0rd/rockbox
Code Pull requests Activity

iaudio is not used

Browse source 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@9277 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Daniel Stenberg 2006-03-27 08:23:00 +00:00
parent ea07cd5d7f
commit ee1ab2ee11
2 changed files with 1 additions and 111 deletions
Download patch file Download diff file Expand all files Collapse all files

4
tools/Makefile
View file

@ -9,7 +9,7 @@
CFLAGS := -O -ansi -g CFLAGS := -O -ansi -g
LDFLAGS := -g LDFLAGS := -g
CLEANALL := scramble descramble iriver iaudio sh2d bmp2rb rdf2binary convbdf \ CLEANALL := scramble descramble iriver sh2d bmp2rb rdf2binary convbdf \
generate_rocklatin mkboot ipod_fw codepages uclpack generate_rocklatin mkboot ipod_fw codepages uclpack
all: all:
@ -17,12 +17,10 @@ all:
scramble: scramble.o iriver.o scramble: scramble.o iriver.o
descramble: descramble.o iriver.o descramble: descramble.o iriver.o
iaudio: iaudio.o
scramble.o: scramble.c iriver.h scramble.o: scramble.c iriver.h
descramble.o: descramble.c iriver.h descramble.o: descramble.c iriver.h
iriver.o: iriver.c iriver.h iriver.o: iriver.c iriver.h
iaudio.o: iaudio.c
sh2d: sh2d.c sh2d: sh2d.c

108
tools/iaudio.c
View file

@ -1,108 +0,0 @@
/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2005 by Christian Gmeiner
*
* This particular source code file is licensed under the X11 license. See the
* bottom of the COPYING file for details on this license.
*
****************************************************************************/
/* This little application updates the checksum of a modifized iAudio x5
firmware bin.
And this is how it works:
The byte at offset 0x102b contains the 8-bit sum of all the bytes starting with the one at 0x1030.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define CHECKSUM_BIT 0x102b
#define CHECKSUM_START 0x1030
void usage(void) {
printf("usage: iaudio <input file> <output file>\n");
printf("\n\nThis tool updates the checksum of an iaudio fw bin\n");
exit(1);
}
int main (int argc, char* argv[]) {
char byte = '\0';
char checksum = '\0';
unsigned long length, i;
unsigned char* inbuf;
char* iname = argv[1];
char* oname = argv[2];
FILE* pFile;
if (argc < 2) {
usage();
}
/* open file */
pFile = fopen(iname, "rb");
if (!pFile) {
perror(oname);
return -1;
}
/* print old checksum */
fseek (pFile, CHECKSUM_BIT, SEEK_SET);
byte = fgetc(pFile);
printf("Old checksum: 0x%02x\n", byte & 0xff);
/* get file size*/
fseek(pFile,0,SEEK_END);
length = ftell(pFile);
fseek(pFile,0,SEEK_SET);
/* try to allocate memory */
inbuf = malloc(length);
if (!inbuf) {
printf("out of memory!\n");
return -1;
}
/* read file */
i = fread(inbuf, 1, length, pFile);
if (!i) {
perror(iname);
return -1;
}
fclose(pFile);
/* calculate new checksum */
for (i = CHECKSUM_START; i < length; i++) {
checksum += inbuf[i];
}
printf("New checksum: 0x%02x\n", checksum & 0xff);
/* save new checksum */
inbuf[CHECKSUM_BIT] = (unsigned char) checksum;
/* save inbuf */
pFile = fopen(oname,"wb");
if (!pFile) {
perror(oname);
return -1;
}
i = fwrite(inbuf, 1, length, pFile);
if (!i) {
perror(oname);
return -1;
}
fclose(pFile);
return 0;
}