testdisk/src/ntfs.h
2009-02-03 09:29:29 +01:00

77 lines
3.9 KiB
C

/*
File: ntfs.h
Copyright (C) 1998-2006,2008 Christophe GRENIER <grenier@cgsecurity.org>
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.
*/
#ifdef __cplusplus
extern "C" {
#endif
#define NTFS_BOOT_SECTOR_SIZE 0x200
struct ntfs_boot_sector {
uint8_t ignored[3]; /* 0x00 Boot strap short or near jump */
int8_t system_id[8]; /* 0x03 Name : NTFS */
uint8_t sector_size[2]; /* 0x0B bytes per logical sector */
uint8_t sectors_per_cluster; /* 0x0D sectors/cluster */
uint16_t reserved; /* 0x0E reserved sectors = 0 */
uint8_t fats; /* 0x10 number of FATs = 0 */
uint8_t dir_entries[2]; /* 0x11 root directory entries = 0 */
uint8_t sectors[2]; /* 0x13 number of sectors = 0 */
uint8_t media; /* 0x15 media code (unused) */
uint16_t fat_length; /* 0x16 sectors/FAT = 0 */
uint16_t secs_track; /* 0x18 sectors per track */
uint16_t heads; /* 0x1A number of heads */
uint32_t hidden; /* 0x1C hidden sectors (unused) */
uint32_t total_sect; /* 0x20 number of sectors = 0 */
uint8_t physical_drive; /* 0x24 physical drive number */
uint8_t unused; /* 0x25 */
uint16_t reserved2; /* 0x26 usually 0x80 */
uint64_t sectors_nbr; /* 0x28 total sectors nbr */
uint64_t mft_lcn; /* 0x30 Cluster location of mft data.*/
uint64_t mftmirr_lcn; /* 0x38 Cluster location of copy of mft.*/
int8_t clusters_per_mft_record; /* 0x40 */
uint8_t reserved0[3]; /* zero */
int8_t clusters_per_index_record; /* 0x44 clusters per index block */
uint8_t reserved1[3]; /* zero */
uint64_t volume_serial_number; /* 0x48 Irrelevant (serial number). */
uint32_t checksum; /* 0x50 Boot sector checksum. */
uint8_t bootstrap[426]; /* 0x54 Irrelevant (boot up code). */
uint16_t marker; /* 0x1FE */
} __attribute__ ((__packed__));
int check_NTFS(disk_t *disk_car,partition_t *partition,const int verbose,const int dump_ind);
int log_ntfs2_info(const struct ntfs_boot_sector *nh1, const struct ntfs_boot_sector *nh2);
int log_ntfs_info(const struct ntfs_boot_sector *ntfs_header);
int is_ntfs(const partition_t *partition);
int is_part_ntfs(const partition_t *partition);
int ntfs_get_attr(const char *mft_record, const int my_type, partition_t *partition, const char *end, const int verbose, const char*file_name_to_find);
int recover_NTFS(disk_t *disk_car, const struct ntfs_boot_sector*ntfs_header,partition_t *partition,const int verbose, const int dump_ind, const int backup);
int test_NTFS(const disk_t *disk_car,const struct ntfs_boot_sector*ntfs_header, partition_t *partition,const int verbose, const int dump_ind);
#define NTFS_GETU8(p) (*(const uint8_t*)(p))
#define NTFS_GETU16(p) (le16(*(const uint16_t*)(p)))
#define NTFS_GETU32(p) (le32(*(const uint32_t*)(p)))
#define NTFS_GETU64(p) (le64(*(const uint64_t*)(p)))
unsigned int ntfs_sector_size(const struct ntfs_boot_sector *ntfs_header);
int rebuild_NTFS_BS(disk_t *disk_car,partition_t *partition, const int verbose, const int interface, const unsigned int expert, char**current_cmd);
int repair_MFT(disk_t *disk_car, partition_t *partition, const int verbose, const unsigned int expert);
int repair_MFT_Vol(disk_t *disk_car, partition_t *partition, const int verbose);
#ifdef __cplusplus
} /* closing brace for extern "C" */
#endif