rockbox/rbutil/ipodpatcher/main.c

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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2006-2007 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 <unistd.h>
#include <fcntl.h>
#include <string.h>
#include <stdlib.h>
#include <inttypes.h>
#include <sys/types.h>
#include <sys/stat.h>
#include "ipodpatcher.h"
#include "ipodio.h"
#ifdef RELEASE
#undef VERSION
#define VERSION "5.0 with v4.0 bootloaders (v1.0 for 2nd Gen Nano)"
#endif
enum {
NONE,
#ifdef WITH_BOOTOBJS
INSTALL,
#endif
INTERACTIVE,
SHOW_INFO,
LIST_IMAGES,
DELETE_BOOTLOADER,
ADD_BOOTLOADER,
READ_FIRMWARE,
WRITE_FIRMWARE,
READ_AUPD,
WRITE_AUPD,
READ_PARTITION,
WRITE_PARTITION,
FORMAT_PARTITION,
DUMP_XML,
CONVERT_TO_FAT32
};
void print_macpod_warning(void)
{
printf("[INFO] ************************************************************************\n");
printf("[INFO] *** WARNING FOR ROCKBOX USERS\n");
printf("[INFO] *** You must convert this ipod to FAT32 format (aka a \"winpod\")\n");
printf("[INFO] *** if you want to run Rockbox. Rockbox WILL NOT work on this ipod.\n");
printf("[INFO] *** See http://www.rockbox.org/twiki/bin/view/Main/IpodConversionToFAT32\n");
printf("[INFO] ************************************************************************\n");
}
void print_usage(void)
{
fprintf(stderr,"Usage: ipodpatcher --scan\n");
#ifdef __WIN32__
fprintf(stderr," or ipodpatcher [DISKNO] [action]\n");
#else
fprintf(stderr," or ipodpatcher [device] [action]\n");
#endif
fprintf(stderr,"\n");
fprintf(stderr,"Where [action] is one of the following options:\n");
#ifdef WITH_BOOTOBJS
fprintf(stderr," --install\n");
#endif
fprintf(stderr," -l, --list\n");
fprintf(stderr," -r, --read-partition bootpartition.bin\n");
fprintf(stderr," -w, --write-partition bootpartition.bin\n");
fprintf(stderr," -rf, --read-firmware filename.ipod[x]\n");
fprintf(stderr," -rfb, --read-firmware-bin filename.bin\n");
fprintf(stderr," -wf, --write-firmware filename.ipod[x]\n");
fprintf(stderr," -wfb, --write-firmware-bin filename.bin\n");
#ifdef WITH_BOOTOBJS
fprintf(stderr," -we, --write-embedded\n");
#endif
fprintf(stderr," -a, --add-bootloader filename.ipod[x]\n");
fprintf(stderr," -ab, --add-bootloader-bin filename.bin\n");
fprintf(stderr," -d, --delete-bootloader\n");
fprintf(stderr," -f, --format\n");
fprintf(stderr," -c, --convert\n");
fprintf(stderr," --read-aupd filename.bin\n");
fprintf(stderr," --write-aupd filename.bin\n");
fprintf(stderr," -x --dump-xml filename.xml\n");
fprintf(stderr,"\n");
fprintf(stderr,"The .ipodx extension is used for encrypted images for the 2nd Gen Nano.\n\n");
#ifdef __WIN32__
fprintf(stderr,"DISKNO is the number (e.g. 2) Windows has assigned to your ipod's hard disk.\n");
fprintf(stderr,"The first hard disk in your computer (i.e. C:\\) will be disk 0, the next disk\n");
fprintf(stderr,"will be disk 1 etc. ipodpatcher will refuse to access a disk unless it\n");
fprintf(stderr,"can identify it as being an ipod.\n");
fprintf(stderr,"\n");
#else
#if defined(linux) || defined (__linux)
fprintf(stderr,"\"device\" is the device node (e.g. /dev/sda) assigned to your ipod.\n");
#elif defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
fprintf(stderr,"\"device\" is the device node (e.g. /dev/da1) assigned to your ipod.\n");
#elif defined(__APPLE__) && defined(__MACH__)
fprintf(stderr,"\"device\" is the device node (e.g. /dev/disk1) assigned to your ipod.\n");
#endif
fprintf(stderr,"ipodpatcher will refuse to access a disk unless it can identify it as being\n");
fprintf(stderr,"an ipod.\n");
#endif
}
void display_partinfo(struct ipod_t* ipod)
{
int i;
double sectors_per_MB = (1024.0*1024.0)/ipod->sector_size;
printf("[INFO] Part Start Sector End Sector Size (MB) Type\n");
for ( i = 0; i < 4; i++ ) {
if (ipod->pinfo[i].start != 0) {
printf("[INFO] %d %10ld %10ld %10.1f %s (0x%02x)\n",
i,
(long int)ipod->pinfo[i].start,
(long int)ipod->pinfo[i].start+ipod->pinfo[i].size-1,
ipod->pinfo[i].size/sectors_per_MB,
get_parttype(ipod->pinfo[i].type),
(int)ipod->pinfo[i].type);
}
}
}
int main(int argc, char* argv[])
{
char yesno[4];
int i;
int n;
int infile, outfile;
unsigned int inputsize;
char* filename;
int action = SHOW_INFO;
int type;
struct ipod_t ipod;
fprintf(stderr,"ipodpatcher " VERSION "\n");
fprintf(stderr,"(C) Dave Chapman 2006-2009\n");
fprintf(stderr,"This is free software; see the source for copying conditions. There is NO\n");
fprintf(stderr,"warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\n");
if ((argc > 1) && ((strcmp(argv[1],"-h")==0) || (strcmp(argv[1],"--help")==0))) {
print_usage();
return 1;
}
if (ipod_alloc_buffer(&ipod,BUFFER_SIZE) < 0) {
fprintf(stderr,"Failed to allocate memory buffer\n");
}
if ((argc > 1) && (strcmp(argv[1],"--scan")==0)) {
if (ipod_scan(&ipod) == 0)
fprintf(stderr,"[ERR] No ipods found.\n");
return 0;
}
/* If the first parameter doesn't start with -, then we interpret it as a device */
if ((argc > 1) && (argv[1][0] != '-')) {
ipod.diskname[0]=0;
#ifdef __WIN32__
snprintf(ipod.diskname,sizeof(ipod.diskname),"\\\\.\\PhysicalDrive%s",argv[1]);
#else
strncpy(ipod.diskname,argv[1],sizeof(ipod.diskname));
#endif
i = 2;
} else {
/* Autoscan for ipods */
n = ipod_scan(&ipod);
if (n==0) {
fprintf(stderr,"[ERR] No ipods found, aborting\n");
fprintf(stderr,"[ERR] Please connect your ipod and ensure it is in disk mode\n");
#if defined(__APPLE__) && defined(__MACH__)
fprintf(stderr,"[ERR] Also ensure that itunes is closed, and that your ipod is not mounted.\n");
#elif !defined(__WIN32__)
if (geteuid()!=0) {
fprintf(stderr,"[ERR] You may also need to run ipodpatcher as root.\n");
}
#endif
fprintf(stderr,"[ERR] Please refer to the Rockbox manual if you continue to have problems.\n");
} else if (n > 1) {
fprintf(stderr,"[ERR] %d ipods found, aborting\n",n);
fprintf(stderr,"[ERR] Please connect only one ipod and re-run ipodpatcher.\n");
}
if (n != 1) {
#ifdef WITH_BOOTOBJS
if (argc==1) {
printf("\nPress ENTER to exit ipodpatcher :");
fgets(yesno,4,stdin);
}
#endif
return 0;
}
i = 1;
}
#ifdef WITH_BOOTOBJS
action = INTERACTIVE;
#else
action = NONE;
#endif
while (i < argc) {
if ((strcmp(argv[i],"-l")==0) || (strcmp(argv[i],"--list")==0)) {
action = LIST_IMAGES;
i++;
#ifdef WITH_BOOTOBJS
} else if (strcmp(argv[i],"--install")==0) {
action = INSTALL;
i++;
#endif
} else if ((strcmp(argv[i],"-d")==0) ||
(strcmp(argv[i],"--delete-bootloader")==0)) {
action = DELETE_BOOTLOADER;
i++;
} else if ((strcmp(argv[i],"-a")==0) ||
(strcmp(argv[i],"--add-bootloader")==0)) {
action = ADD_BOOTLOADER;
type = FILETYPE_DOT_IPOD;
i++;
if (i == argc) { print_usage(); return 1; }
filename=argv[i];
i++;
} else if ((strcmp(argv[i],"-ab")==0) ||
(strcmp(argv[i],"--add-bootloader-bin")==0)) {
action = ADD_BOOTLOADER;
type = FILETYPE_DOT_BIN;
i++;
if (i == argc) { print_usage(); return 1; }
filename=argv[i];
i++;
} else if ((strcmp(argv[i],"-rf")==0) ||
(strcmp(argv[i],"--read-firmware")==0)) {
action = READ_FIRMWARE;
type = FILETYPE_DOT_IPOD;
i++;
if (i == argc) { print_usage(); return 1; }
filename=argv[i];
i++;
} else if ((strcmp(argv[i],"-rfb")==0) ||
(strcmp(argv[i],"--read-firmware-bin")==0)) {
action = READ_FIRMWARE;
type = FILETYPE_DOT_BIN;
i++;
if (i == argc) { print_usage(); return 1; }
filename=argv[i];
i++;
#ifdef WITH_BOOTOBJS
} else if ((strcmp(argv[i],"-we")==0) ||
(strcmp(argv[i],"--write-embedded")==0)) {
action = WRITE_FIRMWARE;
type = FILETYPE_INTERNAL;
filename="[embedded bootloader]"; /* Only displayed for user */
i++;
#endif
} else if ((strcmp(argv[i],"-wf")==0) ||
(strcmp(argv[i],"--write-firmware")==0)) {
action = WRITE_FIRMWARE;
type = FILETYPE_DOT_IPOD;
i++;
if (i == argc) { print_usage(); return 1; }
filename=argv[i];
i++;
} else if ((strcmp(argv[i],"-wfb")==0) ||
(strcmp(argv[i],"--write-firmware-bin")==0)) {
action = WRITE_FIRMWARE;
type = FILETYPE_DOT_BIN;
i++;
if (i == argc) { print_usage(); return 1; }
filename=argv[i];
i++;
} else if ((strcmp(argv[i],"-r")==0) ||
(strcmp(argv[i],"--read-partition")==0)) {
action = READ_PARTITION;
i++;
if (i == argc) { print_usage(); return 1; }
filename=argv[i];
i++;
} else if ((strcmp(argv[i],"-w")==0) ||
(strcmp(argv[i],"--write-partition")==0)) {
action = WRITE_PARTITION;
i++;
if (i == argc) { print_usage(); return 1; }
filename=argv[i];
i++;
} else if ((strcmp(argv[i],"-v")==0) ||
(strcmp(argv[i],"--verbose")==0)) {
ipod_verbose++;
i++;
} else if ((strcmp(argv[i],"-f")==0) ||
(strcmp(argv[i],"--format")==0)) {
action = FORMAT_PARTITION;
i++;
} else if (strcmp(argv[i],"--read-aupd")==0) {
action = READ_AUPD;
i++;
if (i == argc) { print_usage(); return 1; }
filename=argv[i];
i++;
} else if (strcmp(argv[i],"--write-aupd")==0) {
action = WRITE_AUPD;
i++;
if (i == argc) { print_usage(); return 1; }
filename=argv[i];
i++;
} else if ((strcmp(argv[i],"-x")==0) ||
(strcmp(argv[i],"--dump-xml")==0)) {
action = DUMP_XML;
i++;
if (i == argc) { print_usage(); return 1; }
filename=argv[i];
i++;
} else if ((strcmp(argv[i],"-c")==0) ||
(strcmp(argv[i],"--convert")==0)) {
action = CONVERT_TO_FAT32;
i++;
} else {
print_usage(); return 1;
}
}
if (ipod.diskname[0]==0) {
print_usage();
return 1;
}
if (ipod_open(&ipod, 0) < 0) {
return 1;
}
fprintf(stderr,"[INFO] Reading partition table from %s\n",ipod.diskname);
fprintf(stderr,"[INFO] Sector size is %d bytes\n",ipod.sector_size);
if (read_partinfo(&ipod,0) < 0) {
return 2;
}
display_partinfo(&ipod);
if (ipod.pinfo[0].start==0) {
fprintf(stderr,"[ERR] No partition 0 on disk:\n");
display_partinfo(&ipod);
return 3;
}
read_directory(&ipod);
if (ipod.nimages <= 0) {
fprintf(stderr,"[ERR] Failed to read firmware directory - nimages=%d\n",ipod.nimages);
return 1;
}
if (getmodel(&ipod,(ipod.ipod_directory[ipod.ososimage].vers>>8)) < 0) {
fprintf(stderr,"[ERR] Unknown version number in firmware (%08x)\n",
ipod.ipod_directory[ipod.ososimage].vers);
return -1;
}
#ifdef __WIN32__
/* Windows requires the ipod in R/W mode for SCSI Inquiry */
if (ipod_reopen_rw(&ipod) < 0) {
return 5;
}
#endif
/* Read the XML info, and if successful, look for the ramsize
(only available for some models - set to 0 if not known) */
ipod.ramsize = 0;
if (ipod_get_xmlinfo(&ipod) == 0) {
ipod_get_ramsize(&ipod);
}
printf("[INFO] Ipod model: %s ",ipod.modelstr);
if (ipod.ramsize > 0) { printf("(%dMB RAM) ",ipod.ramsize); }
printf("(\"%s\")\n",ipod.macpod ? "macpod" : "winpod");
if (ipod.macpod) {
print_macpod_warning();
}
if (action==LIST_IMAGES) {
list_images(&ipod);
#ifdef WITH_BOOTOBJS
} else if (action==INTERACTIVE) {
printf("Enter i to install the Rockbox bootloader, u to uninstall\n or c to cancel and do nothing (i/u/c) :");
if (fgets(yesno,4,stdin)) {
if (yesno[0]=='i') {
if (ipod_reopen_rw(&ipod) < 0) {
return 5;
}
if (add_bootloader(&ipod, NULL, FILETYPE_INTERNAL)==0) {
fprintf(stderr,"[INFO] Bootloader installed successfully.\n");
} else {
fprintf(stderr,"[ERR] --install failed.\n");
}
} else if (yesno[0]=='u') {
if (ipod_reopen_rw(&ipod) < 0) {
return 5;
}
if (delete_bootloader(&ipod)==0) {
fprintf(stderr,"[INFO] Bootloader removed.\n");
} else {
fprintf(stderr,"[ERR] Bootloader removal failed.\n");
}
}
}
#endif
} else if (action==DELETE_BOOTLOADER) {
if (ipod_reopen_rw(&ipod) < 0) {
return 5;
}
if (ipod.ipod_directory[0].entryOffset==0) {
fprintf(stderr,"[ERR] No bootloader detected.\n");
} else {
if (delete_bootloader(&ipod)==0) {
fprintf(stderr,"[INFO] Bootloader removed.\n");
} else {
fprintf(stderr,"[ERR] --delete-bootloader failed.\n");
}
}
} else if (action==ADD_BOOTLOADER) {
if (ipod_reopen_rw(&ipod) < 0) {
return 5;
}
if (add_bootloader(&ipod, filename, type)==0) {
fprintf(stderr,"[INFO] Bootloader %s written to device.\n",filename);
} else {
fprintf(stderr,"[ERR] --add-bootloader failed.\n");
}
#ifdef WITH_BOOTOBJS
} else if (action==INSTALL) {
if (ipod_reopen_rw(&ipod) < 0) {
return 5;
}
if (add_bootloader(&ipod, NULL, FILETYPE_INTERNAL)==0) {
fprintf(stderr,"[INFO] Bootloader installed successfully.\n");
} else {
fprintf(stderr,"[ERR] --install failed.\n");
}
#endif
} else if (action==WRITE_FIRMWARE) {
if (ipod_reopen_rw(&ipod) < 0) {
return 5;
}
if (write_firmware(&ipod, filename,type)==0) {
fprintf(stderr,"[INFO] Firmware %s written to device.\n",filename);
} else {
fprintf(stderr,"[ERR] --write-firmware failed.\n");
}
} else if (action==READ_FIRMWARE) {
if (read_firmware(&ipod, filename, type)==0) {
fprintf(stderr,"[INFO] Firmware read to file %s.\n",filename);
} else {
fprintf(stderr,"[ERR] --read-firmware failed.\n");
}
} else if (action==READ_AUPD) {
if (read_aupd(&ipod, filename)==0) {
fprintf(stderr,"[INFO] AUPD image read to file %s.\n",filename);
} else {
fprintf(stderr,"[ERR] --read-aupd failed.\n");
}
} else if (action==WRITE_AUPD) {
if (ipod_reopen_rw(&ipod) < 0) {
return 5;
}
if (write_aupd(&ipod, filename)==0) {
fprintf(stderr,"[INFO] AUPD image %s written to device.\n",filename);
} else {
fprintf(stderr,"[ERR] --write-aupd failed.\n");
}
} else if (action==DUMP_XML) {
if (ipod.xmlinfo == NULL) {
fprintf(stderr,"[ERR] No XML to write\n");
return 1;
}
outfile = open(filename,O_CREAT|O_TRUNC|O_WRONLY|O_BINARY,S_IREAD|S_IWRITE);
if (outfile < 0) {
perror(filename);
return 4;
}
if (write(outfile, ipod.xmlinfo, ipod.xmlinfo_len) < 0) {
fprintf(stderr,"[ERR] --dump-xml failed.\n");
} else {
fprintf(stderr,"[INFO] XML info written to %s.\n",filename);
}
close(outfile);
} else if (action==READ_PARTITION) {
outfile = open(filename,O_CREAT|O_TRUNC|O_WRONLY|O_BINARY,S_IREAD|S_IWRITE);
if (outfile < 0) {
perror(filename);
return 4;
}
if (read_partition(&ipod, outfile) < 0) {
fprintf(stderr,"[ERR] --read-partition failed.\n");
} else {
fprintf(stderr,"[INFO] Partition extracted to %s.\n",filename);
}
close(outfile);
} else if (action==WRITE_PARTITION) {
if (ipod_reopen_rw(&ipod) < 0) {
return 5;
}
infile = open(filename,O_RDONLY|O_BINARY);
if (infile < 0) {
perror(filename);
return 2;
}
/* Check filesize is <= partition size */
inputsize=filesize(infile);
if (inputsize > 0) {
if (inputsize <= (ipod.pinfo[0].size*ipod.sector_size)) {
fprintf(stderr,"[INFO] Input file is %u bytes\n",inputsize);
if (write_partition(&ipod,infile) < 0) {
fprintf(stderr,"[ERR] --write-partition failed.\n");
} else {
fprintf(stderr,"[INFO] %s restored to partition\n",filename);
}
} else {
fprintf(stderr,"[ERR] File is too large for firmware partition, aborting.\n");
}
}
close(infile);
} else if (action==FORMAT_PARTITION) {
printf("WARNING!!! YOU ARE ABOUT TO USE AN EXPERIMENTAL FEATURE.\n");
printf("ALL DATA ON YOUR IPOD WILL BE ERASED.\n");
printf("Are you sure you want to format your ipod? (y/n):");
if (fgets(yesno,4,stdin)) {
if (yesno[0]=='y') {
if (ipod_reopen_rw(&ipod) < 0) {
return 5;
}
if (format_partition(&ipod,1) < 0) {
fprintf(stderr,"[ERR] Format failed.\n");
}
} else {
fprintf(stderr,"[INFO] Format cancelled.\n");
}
}
} else if (action==CONVERT_TO_FAT32) {
if (!ipod.macpod) {
printf("[ERR] Ipod is already FAT32, aborting\n");
} else {
printf("WARNING!!! YOU ARE ABOUT TO USE AN EXPERIMENTAL FEATURE.\n");
printf("ALL DATA ON YOUR IPOD WILL BE ERASED.\n");
printf("Are you sure you want to convert your ipod to FAT32? (y/n):");
if (fgets(yesno,4,stdin)) {
if (yesno[0]=='y') {
if (ipod_reopen_rw(&ipod) < 0) {
return 5;
}
if (write_dos_partition_table(&ipod) < 0) {
fprintf(stderr,"[ERR] Partition conversion failed.\n");
}
if (format_partition(&ipod,1) < 0) {
fprintf(stderr,"[ERR] Format failed.\n");
}
} else {
fprintf(stderr,"[INFO] Format cancelled.\n");
}
}
}
}
ipod_close(&ipod);
#ifdef WITH_BOOTOBJS
if (action==INTERACTIVE) {
printf("Press ENTER to exit ipodpatcher :");
fgets(yesno,4,stdin);
}
#endif
ipod_dealloc_buffer(&ipod);
return 0;
}