2cc80f502e
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@14066 a1c6a512-1295-4272-9138-f99709370657
99 lines
2.8 KiB
C
99 lines
2.8 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) 2006-2007 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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#ifndef __IPODIO_H
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#define __IPODIO_H
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#include <stdint.h>
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#include <unistd.h>
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#ifdef __WIN32__
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#include <windows.h>
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#else
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#define HANDLE int
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#define O_BINARY 0
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#endif
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/* The maximum number of images in a firmware partition - a guess... */
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#define MAX_IMAGES 10
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enum firmwaretype_t {
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FTYPE_OSOS = 0,
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FTYPE_RSRC,
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FTYPE_AUPD,
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FTYPE_HIBE
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};
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struct ipod_directory_t {
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enum firmwaretype_t ftype;
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int id;
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uint32_t devOffset; /* Offset of image relative to one sector into bootpart*/
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uint32_t len;
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uint32_t addr;
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uint32_t entryOffset;
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uint32_t chksum;
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uint32_t vers;
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uint32_t loadAddr;
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};
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/* A fake partition type - DOS partition tables can't include HFS partitions */
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#define PARTTYPE_HFS 0xffff
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struct partinfo_t {
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uint32_t start; /* first sector (LBA) */
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uint32_t size; /* number of sectors */
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uint32_t type;
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};
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struct ipod_t {
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HANDLE dh;
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char diskname[4096];
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int sector_size;
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int sectors_per_track;
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int num_heads;
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struct ipod_directory_t ipod_directory[MAX_IMAGES];
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int nimages;
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off_t diroffset;
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off_t start; /* Offset in bytes of firmware partition from start of disk */
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off_t fwoffset; /* Offset in bytes of start of firmware images from start of disk */
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struct partinfo_t pinfo[4];
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int modelnum;
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char* modelname;
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char* modelstr;
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char* targetname;
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int macpod;
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#ifdef WITH_BOOTOBJS
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unsigned char* bootloader;
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int bootloader_len;
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#endif
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};
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void print_error(char* msg);
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int ipod_open(struct ipod_t* ipod, int silent);
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int ipod_reopen_rw(struct ipod_t* ipod);
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int ipod_close(struct ipod_t* ipod);
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int ipod_seek(struct ipod_t* ipod, unsigned long pos);
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ssize_t ipod_read(struct ipod_t* ipod, unsigned char* buf, int nbytes);
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ssize_t ipod_write(struct ipod_t* ipod, unsigned char* buf, int nbytes);
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int ipod_alloc_buffer(unsigned char** sectorbuf, int bufsize);
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/* In fat32format.c */
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int format_partition(struct ipod_t* ipod, int partition);
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#endif
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