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Git conversion: Make reactos the root directory, move rosapps, rostests, wallpapers into modules, and delete rossubsys.
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Colin Finck
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24198 changed files with 0 additions and 37285 deletions
251
sdk/lib/fslib/vfatlib/check/fsck.fat.h
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sdk/lib/fslib/vfatlib/check/fsck.fat.h
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/* fsck.fat.h - Common data structures and global variables
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Copyright (C) 1993 Werner Almesberger <werner.almesberger@lrc.di.epfl.ch>
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Copyright (C) 1998 Roman Hodek <Roman.Hodek@informatik.uni-erlangen.de>
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Copyright (C) 2008-2014 Daniel Baumann <mail@daniel-baumann.ch>
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Copyright (C) 2015 Andreas Bombe <aeb@debian.org>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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The complete text of the GNU General Public License
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can be found in /usr/share/common-licenses/GPL-3 file.
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*/
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/* FAT32, VFAT, Atari format support, and various fixes additions May 1998
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* by Roman Hodek <Roman.Hodek@informatik.uni-erlangen.de> */
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#ifndef _DOSFSCK_H
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#define _DOSFSCK_H
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//#include "types.h"
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#include <stdint.h>
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#ifdef _WIN32
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typedef unsigned int __u32;
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typedef unsigned __int64 __u64;
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#define le16toh(v) (v)
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#define le32toh(v) (v)
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#define htole16(v) (v)
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#define htole32(v) (v)
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#endif
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#ifdef _M_IX86
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#include "byteorder.h"
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#endif
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#if 0
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#undef le16toh
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#undef le32toh
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#undef htole16
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#undef htole32
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#endif
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#if __BYTE_ORDER == __BIG_ENDIAN
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#include "byteswap.h"
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#if 0
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#define le16toh(v) bswap_16(v)
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#define le32toh(v) bswap_32(v)
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#define htole16(v) le16toh(v)
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#define htole32(v) le32toh(v)
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#endif
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#if 0
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#define le16toh(v) le16_to_cpu(v)
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#define le32toh(v) le32_to_cpu(v)
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#define htole16(v) cpu_to_le16(v)
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#define htole32(v) cpu_to_le32(v)
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#endif
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#else
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#define le16toh(v) (v)
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#define le32toh(v) (v)
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#define htole16(v) (v)
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#define htole32(v) (v)
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#endif /* __BIG_ENDIAN */
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// #include "endian_compat.h"
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#ifndef offsetof
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#define offsetof(t,e) ((int)&(((t *)0)->e))
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#endif
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// extern int interactive, rw, list, verbose, test, write_immed;
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// extern int atari_format;
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// extern unsigned n_files;
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// extern void *mem_queue;
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#include "rosglue.h"
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#include "msdos_fs.h"
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#define VFAT_LN_ATTR (ATTR_RO | ATTR_HIDDEN | ATTR_SYS | ATTR_VOLUME)
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#define FAT_STATE_DIRTY 0x01
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#include <pshpack1.h>
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/* ++roman: Use own definition of boot sector structure -- the kernel headers'
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* name for it is msdos_boot_sector in 2.0 and fat_boot_sector in 2.1 ... */
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struct boot_sector {
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uint8_t ignored[3]; /* Boot strap short or near jump */
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uint8_t system_id[8]; /* Name - can be used to special case
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partition manager volumes */
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uint8_t sector_size[2]; /* bytes per logical sector */
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uint8_t cluster_size; /* sectors/cluster */
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uint16_t reserved; /* reserved sectors */
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uint8_t fats; /* number of FATs */
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uint8_t dir_entries[2]; /* root directory entries */
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uint8_t sectors[2]; /* number of sectors */
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uint8_t media; /* media code (unused) */
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uint16_t fat_length; /* sectors/FAT */
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uint16_t secs_track; /* sectors per track */
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uint16_t heads; /* number of heads */
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uint32_t hidden; /* hidden sectors (unused) */
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uint32_t total_sect; /* number of sectors (if sectors == 0) */
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/* The following fields are only used by FAT32 */
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uint32_t fat32_length; /* sectors/FAT */
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uint16_t flags; /* bit 8: fat mirroring, low 4: active fat */
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uint8_t version[2]; /* major, minor filesystem version */
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uint32_t root_cluster; /* first cluster in root directory */
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uint16_t info_sector; /* filesystem info sector */
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uint16_t backup_boot; /* backup boot sector */
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uint8_t reserved2[12]; /* Unused */
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uint8_t drive_number; /* Logical Drive Number */
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uint8_t reserved3; /* Unused */
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uint8_t extended_sig; /* Extended Signature (0x29) */
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uint32_t serial; /* Serial number */
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uint8_t label[11]; /* FS label */
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uint8_t fs_type[8]; /* FS Type */
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/* fill up to 512 bytes */
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uint8_t junk[422];
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} __attribute__ ((packed));
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struct boot_sector_16 {
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uint8_t ignored[3]; /* Boot strap short or near jump */
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uint8_t system_id[8]; /* Name - can be used to special case
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partition manager volumes */
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uint8_t sector_size[2]; /* bytes per logical sector */
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uint8_t cluster_size; /* sectors/cluster */
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uint16_t reserved; /* reserved sectors */
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uint8_t fats; /* number of FATs */
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uint8_t dir_entries[2]; /* root directory entries */
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uint8_t sectors[2]; /* number of sectors */
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uint8_t media; /* media code (unused) */
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uint16_t fat_length; /* sectors/FAT */
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uint16_t secs_track; /* sectors per track */
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uint16_t heads; /* number of heads */
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uint32_t hidden; /* hidden sectors (unused) */
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uint32_t total_sect; /* number of sectors (if sectors == 0) */
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uint8_t drive_number; /* Logical Drive Number */
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uint8_t reserved2; /* Unused */
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uint8_t extended_sig; /* Extended Signature (0x29) */
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uint32_t serial; /* Serial number */
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uint8_t label[11]; /* FS label */
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uint8_t fs_type[8]; /* FS Type */
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/* fill up to 512 bytes */
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uint8_t junk[450];
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} __attribute__ ((packed));
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struct info_sector {
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uint32_t magic; /* Magic for info sector ('RRaA') */
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uint8_t junk[0x1dc];
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uint32_t reserved1; /* Nothing as far as I can tell */
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uint32_t signature; /* 0x61417272 ('rrAa') */
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uint32_t free_clusters; /* Free cluster count. -1 if unknown */
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uint32_t next_cluster; /* Most recently allocated cluster. */
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uint32_t reserved2[3];
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uint16_t reserved3;
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uint16_t boot_sign;
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};
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typedef struct {
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uint8_t name[MSDOS_NAME]; /* name including extension */
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uint8_t attr; /* attribute bits */
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uint8_t lcase; /* Case for base and extension */
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uint8_t ctime_ms; /* Creation time, milliseconds */
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uint16_t ctime; /* Creation time */
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uint16_t cdate; /* Creation date */
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uint16_t adate; /* Last access date */
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uint16_t starthi; /* High 16 bits of cluster in FAT32 */
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uint16_t time, date, start; /* time, date and first cluster */
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uint32_t size; /* file size (in bytes) */
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} __attribute__ ((packed)) DIR_ENT;
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#include <poppack.h>
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typedef struct _dos_file {
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DIR_ENT dir_ent;
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char *lfn;
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off_t offset;
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off_t lfn_offset;
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struct _dos_file *parent; /* parent directory */
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struct _dos_file *next; /* next entry */
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struct _dos_file *first; /* first entry (directory only) */
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} DOS_FILE;
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typedef struct {
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uint32_t value;
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uint32_t reserved;
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} FAT_ENTRY;
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typedef struct {
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int nfats;
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off_t fat_start;
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unsigned int fat_size; /* unit is bytes */
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unsigned int fat_bits; /* size of a FAT entry */
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unsigned int eff_fat_bits; /* # of used bits in a FAT entry */
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uint32_t root_cluster; /* 0 for old-style root dir */
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off_t root_start;
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unsigned int root_entries;
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off_t data_start;
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unsigned int cluster_size;
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uint32_t data_clusters; /* not including two reserved cluster numbers */
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off_t fsinfo_start; /* 0 if not present */
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long free_clusters;
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off_t backupboot_start; /* 0 if not present */
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unsigned char *fat;
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DOS_FILE **cluster_owner;
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char *label;
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} DOS_FS;
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/* value to use as end-of-file marker */
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#define FAT_EOF(fs) ((atari_format ? 0xfff : 0xff8) | FAT_EXTD(fs))
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#define FAT_IS_EOF(fs,v) ((uint32_t)(v) >= (0xff8|FAT_EXTD(fs)))
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/* value to mark bad clusters */
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#define FAT_BAD(fs) (0xff7 | FAT_EXTD(fs))
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/* range of values used for bad clusters */
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#define FAT_MIN_BAD(fs) ((atari_format ? 0xff0 : 0xff7) | FAT_EXTD(fs))
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#define FAT_MAX_BAD(fs) ((atari_format ? 0xff7 : 0xff7) | FAT_EXTD(fs))
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#define FAT_IS_BAD(fs,v) ((v) >= FAT_MIN_BAD(fs) && (v) <= FAT_MAX_BAD(fs))
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/* return -16 as a number with fs->fat_bits bits */
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#define FAT_EXTD(fs) (((1 << fs->eff_fat_bits)-1) & ~0xf)
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/* marker for files with no 8.3 name */
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#define FAT_NO_83NAME 32
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#endif
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