| /*************************************************************************** |
| * __________ __ ___. |
| * Open \______ \ ____ ____ | | _\_ |__ _______ ___ |
| * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / |
| * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < |
| * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ |
| * \/ \/ \/ \/ \/ |
| * $Id$ |
| * |
| * Copyright (C) 2006-2007 Dave Chapman |
| * |
| * All files in this archive are subject to the GNU General Public License. |
| * See the file COPYING in the source tree root for full license agreement. |
| * |
| * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY |
| * KIND, either express or implied. |
| * |
| ****************************************************************************/ |
| |
| #ifndef __IPODIO_H |
| #define __IPODIO_H |
| |
| #include <stdint.h> |
| #include <unistd.h> |
| |
| #ifdef __WIN32__ |
| #include <windows.h> |
| #else |
| #define HANDLE int |
| #define O_BINARY 0 |
| #endif |
| |
| /* The maximum number of images in a firmware partition - a guess... */ |
| #define MAX_IMAGES 10 |
| |
| enum firmwaretype_t { |
| FTYPE_OSOS = 0, |
| FTYPE_RSRC, |
| FTYPE_AUPD, |
| FTYPE_HIBE |
| }; |
| |
| struct ipod_directory_t { |
| enum firmwaretype_t ftype; |
| int id; |
| uint32_t devOffset; /* Offset of image relative to one sector into bootpart*/ |
| uint32_t len; |
| uint32_t addr; |
| uint32_t entryOffset; |
| uint32_t chksum; |
| uint32_t vers; |
| uint32_t loadAddr; |
| }; |
| |
| /* A fake partition type - DOS partition tables can't include HFS partitions */ |
| #define PARTTYPE_HFS 0xffff |
| |
| struct partinfo_t { |
| uint32_t start; /* first sector (LBA) */ |
| uint32_t size; /* number of sectors */ |
| uint32_t type; |
| }; |
| |
| struct ipod_t { |
| HANDLE dh; |
| char diskname[4096]; |
| int sector_size; |
| int sectors_per_track; |
| int num_heads; |
| struct ipod_directory_t ipod_directory[MAX_IMAGES]; |
| int nimages; |
| off_t diroffset; |
| off_t start; /* Offset in bytes of firmware partition from start of disk */ |
| off_t fwoffset; /* Offset in bytes of start of firmware images from start of disk */ |
| struct partinfo_t pinfo[4]; |
| int modelnum; |
| char* modelname; |
| char* modelstr; |
| char* targetname; |
| int macpod; |
| #ifdef WITH_BOOTOBJS |
| unsigned char* bootloader; |
| int bootloader_len; |
| #endif |
| }; |
| |
| void print_error(char* msg); |
| int ipod_open(struct ipod_t* ipod, int silent); |
| int ipod_reopen_rw(struct ipod_t* ipod); |
| int ipod_close(struct ipod_t* ipod); |
| int ipod_seek(struct ipod_t* ipod, unsigned long pos); |
| ssize_t ipod_read(struct ipod_t* ipod, unsigned char* buf, int nbytes); |
| ssize_t ipod_write(struct ipod_t* ipod, unsigned char* buf, int nbytes); |
| int ipod_alloc_buffer(unsigned char** sectorbuf, int bufsize); |
| |
| /* In fat32format.c */ |
| int format_partition(struct ipod_t* ipod, int partition); |
| |
| #endif |