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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */#ifndef _LINUX_MINIX_FS_H#define _LINUX_MINIX_FS_H
#include <linux/types.h>#include <linux/magic.h>
/* * The minix filesystem constants/structures */
/* * Thanks to Kees J Bot for sending me the definitions of the new * minix filesystem (aka V2) with bigger inodes and 32-bit block * pointers. */
#define MINIX_ROOT_INO 1
/* Not the same as the bogus LINK_MAX in <linux/limits.h>. Oh well. */#define MINIX_LINK_MAX 250#define MINIX2_LINK_MAX 65530
#define MINIX_I_MAP_SLOTS 8#define MINIX_Z_MAP_SLOTS 64#define MINIX_VALID_FS 0x0001 /* Clean fs. */#define MINIX_ERROR_FS 0x0002 /* fs has errors. */
#define MINIX_INODES_PER_BLOCK ((BLOCK_SIZE)/(sizeof (struct minix_inode)))
/* * This is the original minix inode layout on disk. * Note the 8-bit gid and atime and ctime. */struct minix_inode { __u16 i_mode; __u16 i_uid; __u32 i_size; __u32 i_time; __u8 i_gid; __u8 i_nlinks; __u16 i_zone[9];};
/* * The new minix inode has all the time entries, as well as * long block numbers and a third indirect block (7+1+1+1 * instead of 7+1+1). Also, some previously 8-bit values are * now 16-bit. The inode is now 64 bytes instead of 32. */struct minix2_inode { __u16 i_mode; __u16 i_nlinks; __u16 i_uid; __u16 i_gid; __u32 i_size; __u32 i_atime; __u32 i_mtime; __u32 i_ctime; __u32 i_zone[10];};
/* * minix super-block data on disk */struct minix_super_block { __u16 s_ninodes; __u16 s_nzones; __u16 s_imap_blocks; __u16 s_zmap_blocks; __u16 s_firstdatazone; __u16 s_log_zone_size; __u32 s_max_size; __u16 s_magic; __u16 s_state; __u32 s_zones;};
/* * V3 minix super-block data on disk */struct minix3_super_block { __u32 s_ninodes; __u16 s_pad0; __u16 s_imap_blocks; __u16 s_zmap_blocks; __u16 s_firstdatazone; __u16 s_log_zone_size; __u16 s_pad1; __u32 s_max_size; __u32 s_zones; __u16 s_magic; __u16 s_pad2; __u16 s_blocksize; __u8 s_disk_version;};
struct minix_dir_entry { __u16 inode; char name[];};
struct minix3_dir_entry { __u32 inode; char name[];};#endif