testdisk/src/partmac.h

118 lines
4.3 KiB
C

/*
File: partmac.c
Copyright (C) 2005 Christophe GRENIER <grenier@cgsecurity.org>
Some information has been found in mac-fdisk software
This software 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 program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write the Free Software Foundation, Inc., 51
Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef _PARTMAC_H
#define _PARTMAC_H
#ifdef __cplusplus
extern "C" {
#endif
#if !defined(SINGLE_PARTITION_TYPE) || defined(SINGLE_PARTITION_MAC)
#define BLOCK0_SIGNATURE 0x4552 /* Signature value. */
#define DPISTRLEN 32
#define DPME_SIGNATURE 0x504D
#define PBLOCK_SIZE 512
// Physical block zero of the disk has this format
struct Block0 {
uint16_t sbSig; /* unique value for SCSI block 0 */
uint16_t sbBlkSize; /* block size of device */
uint32_t sbBlkCount; /* number of blocks on device */
uint16_t sbDevType; /* device type */
uint16_t sbDevId; /* device id */
uint32_t sbData; /* not used */
uint16_t sbDrvrCount; /* driver descriptor count */
uint16_t sbMap[247]; /* descriptor map */
};
typedef struct Block0 mac_Block0;
// Where &sbMap[0] is actually an array DDMap[sbDrvrCount]
// kludge to get around alignment junk
struct DDMap {
uint32_t ddBlock; /* 1st driver's starting block */
uint16_t ddSize; /* size of 1st driver (512-byte blks) */
uint16_t ddType; /* system type (1 for Mac+) */
};
typedef struct DDMap mac_DDMap;
// Each partition map entry (blocks 1 through n) has this format
struct dpme {
uint16_t dpme_signature ;
uint16_t dpme_reserved_1 ;
uint32_t dpme_map_entries ;
uint32_t dpme_pblock_start ;
uint32_t dpme_pblocks ;
char dpme_name[DPISTRLEN] ; /* name of partition */
char dpme_type[DPISTRLEN] ; /* type of partition */
uint32_t dpme_lblock_start ;
uint32_t dpme_lblocks ;
uint32_t dpme_flags;
#if 0
uint32_t dpme_reserved_2 : 23 ; /* Bit 9 through 31. */
uint32_t dpme_os_specific_1 : 1 ; /* Bit 8. */
uint32_t dpme_os_specific_2 : 1 ; /* Bit 7. */
uint32_t dpme_os_pic_code : 1 ; /* Bit 6. */
uint32_t dpme_writable : 1 ; /* Bit 5. */
uint32_t dpme_readable : 1 ; /* Bit 4. */
uint32_t dpme_bootable : 1 ; /* Bit 3. */
uint32_t dpme_in_use : 1 ; /* Bit 2. */
uint32_t dpme_allocated : 1 ; /* Bit 1. */
uint32_t dpme_valid : 1 ; /* Bit 0. */
#endif
uint32_t dpme_boot_block ;
uint32_t dpme_boot_bytes ;
uint32_t dpme_load_addr ;
uint32_t dpme_load_addr_2 ;
uint32_t dpme_goto_addr ;
uint32_t dpme_goto_addr_2 ;
uint32_t dpme_checksum ;
char dpme_process_id[16] ;
uint32_t dpme_boot_args[32] ;
uint32_t dpme_reserved_3[62] ;
} __attribute__ ((gcc_struct, __packed__));
typedef struct dpme mac_DPME;
/*@
@ requires valid_list_part(list_part);
@*/
int test_structure_mac(const list_part_t *list_part);
/*@
@ requires valid_disk(disk_car);
@ requires \valid_read(disk_car);
@ requires valid_list_part(list_part);
@ requires \valid(current_cmd);
@ requires separation: \separated(disk_car, list_part, current_cmd, *current_cmd);
@ requires valid_read_string(*current_cmd);
@*/
// ensures valid_list_part(\result);
// ensures valid_read_string(*current_cmd);
list_part_t *add_partition_mac_cli(disk_t *disk_car,list_part_t *list_part, char **current_cmd);
#endif
#ifdef __cplusplus
} /* closing brace for extern "C" */
#endif
#endif