minix/servers/iso9660fs/const.h

70 lines
2.2 KiB
C
Raw Normal View History

#define GETDENTS_BUFSIZ 257
#define ISO9660_STANDARD_ID "CD001" /* Standard code for ISO9660 filesystems */
#define NR_DIR_RECORDS 256 /* Number of dir records to use at the same
* time. */
#define NR_ATTR_RECS 256 /* Number of extended attributes that is
* possible to use at the same time */
/* #define NR_ID_INODES 1024 */ /* The ISO9660 doesn't save the inode numbers.
* There is a table that assign to every inode
* a particular id. This number defines the
* maximum number of ids the filesystem can
* handle */
#define NO_ADDRESS -1 /* Error constants */
#define NO_FREE_INODES -1
#define PATH_PENULTIMATE 001 /* parse_path stops at last but one name */
#define PATH_NONSYMBOLIC 004 /* parse_path scans final name if symbolic */
#define DIR_ENTRY_SIZE sizeof (struct direct)
#define NR_DIR_ENTRIES(b) ((b)/DIR_ENTRY_SIZE)
/* Below there are constant of the ISO9660 fs */
#define ISO9660_SUPER_BLOCK_POSITION (32768)
#define ISO9660_MIN_BLOCK_SIZE 2048
/* SIZES FIELDS ISO9660 STRUCTURES */
#define ISO9660_SIZE_STANDARD_ID 5
#define ISO9660_SIZE_BOOT_SYS_ID 32
#define ISO9660_SIZE_BOOT_ID 32
#define ISO9660_SIZE_SYS_ID 32
#define ISO9660_SIZE_VOLUME_ID 32
#define ISO9660_SIZE_VOLUME_SET_ID 128
#define ISO9660_SIZE_PUBLISHER_ID 128
#define ISO9660_SIZE_DATA_PREP_ID 128
#define ISO9660_SIZE_APPL_ID 128
#define ISO9660_SIZE_COPYRIGHT_FILE_ID 37
#define ISO9660_SIZE_ABSTRACT_FILE_ID 37
#define ISO9660_SIZE_BIBL_FILE_ID 37
#define ISO9660_SIZE_VOL_CRE_DATE 17
#define ISO9660_SIZE_VOL_MOD_DATE 17
#define ISO9660_SIZE_VOL_EXP_DATE 17
#define ISO9660_SIZE_VOL_EFF_DATE 17
#define ISO9660_SIZE_ESCAPE_SQC 32
#define ISO9660_SIZE_PART_ID 32
#define ISO9660_SIZE_SYSTEM_USE 64
/* maximum size of length of name file used in dir records */
#define ISO9660_MAX_FILE_ID_LEN 32
#define MFS_DEV_READ 10001
#define MFS_DEV_WRITE 10002
#define MFS_DEV_SCATTER 10003
#define MFS_DEV_GATHER 10004
#define END_OF_FILE (-104) /* eof detected */
#define offsetof(type, field) ((size_t)(&((type *)0)->field))
/* Miscellaneous constants */
#define SYS_UID ((uid_t) 0) /* uid_t for processes MM and INIT */
#define SYS_GID ((gid_t) 0) /* gid_t for processes MM and INIT */