third_party_f2fs-tools/fsck/quotaio_v2.h
Hyojun Kim 6c6bb35c89 fsck.f2fs: support quota
This patch let fsck to check and fix quota file contents.

Signed-off-by: Hyojun Kim <hyojun@google.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@google.com>
2017-11-06 20:07:40 -08:00

55 lines
1.7 KiB
C

/*
*
* Header file for disk format of new quotafile format
*
*/
#ifndef GUARD_QUOTAIO_V2_H
#define GUARD_QUOTAIO_V2_H
#include <sys/types.h>
#include "quotaio.h"
/* Offset of info header in file */
#define V2_DQINFOOFF sizeof(struct v2_disk_dqheader)
/* Supported version of quota-tree format */
#define V2_VERSION 1
struct v2_disk_dqheader {
__le32 dqh_magic; /* Magic number identifying file */
__le32 dqh_version; /* File version */
} __attribute__ ((packed));
/* Flags for version specific files */
#define V2_DQF_MASK 0x0000 /* Mask for all valid ondisk flags */
/* Header with type and version specific information */
struct v2_disk_dqinfo {
__le32 dqi_bgrace; /* Time before block soft limit becomes
* hard limit */
__le32 dqi_igrace; /* Time before inode soft limit becomes
* hard limit */
__le32 dqi_flags; /* Flags for quotafile (DQF_*) */
__le32 dqi_blocks; /* Number of blocks in file */
__le32 dqi_free_blk; /* Number of first free block in the list */
__le32 dqi_free_entry; /* Number of block with at least one
* free entry */
} __attribute__ ((packed));
struct v2r1_disk_dqblk {
__le32 dqb_id; /* id this quota applies to */
__le32 dqb_pad;
__le64 dqb_ihardlimit; /* absolute limit on allocated inodes */
__le64 dqb_isoftlimit; /* preferred inode limit */
__le64 dqb_curinodes; /* current # allocated inodes */
__le64 dqb_bhardlimit; /* absolute limit on disk space
* (in QUOTABLOCK_SIZE) */
__le64 dqb_bsoftlimit; /* preferred limit on disk space
* (in QUOTABLOCK_SIZE) */
__le64 dqb_curspace; /* current space occupied (in bytes) */
__le64 dqb_btime; /* time limit for excessive disk use */
__le64 dqb_itime; /* time limit for excessive inode use */
} __attribute__ ((packed));
#endif