1 /* 2 * 3 * Header file for disk format of new quotafile format 4 * 5 */ 6 7 #ifndef GUARD_QUOTAIO_V2_H 8 #define GUARD_QUOTAIO_V2_H 9 10 #include <sys/types.h> 11 #include "quotaio.h" 12 13 /* Offset of info header in file */ 14 #define V2_DQINFOOFF sizeof(struct v2_disk_dqheader) 15 /* Supported version of quota-tree format */ 16 #define V2_VERSION 1 17 18 struct v2_disk_dqheader { 19 __le32 dqh_magic; /* Magic number identifying file */ 20 __le32 dqh_version; /* File version */ 21 }; 22 23 static_assert(sizeof(struct v2_disk_dqheader) == 8, ""); 24 25 /* Flags for version specific files */ 26 #define V2_DQF_MASK 0x0000 /* Mask for all valid ondisk flags */ 27 28 /* Header with type and version specific information */ 29 struct v2_disk_dqinfo { 30 __le32 dqi_bgrace; /* Time before block soft limit becomes 31 * hard limit */ 32 __le32 dqi_igrace; /* Time before inode soft limit becomes 33 * hard limit */ 34 __le32 dqi_flags; /* Flags for quotafile (DQF_*) */ 35 __le32 dqi_blocks; /* Number of blocks in file */ 36 __le32 dqi_free_blk; /* Number of first free block in the list */ 37 __le32 dqi_free_entry; /* Number of block with at least one 38 * free entry */ 39 }; 40 41 static_assert(sizeof(struct v2_disk_dqinfo) == 24, ""); 42 43 struct v2r1_disk_dqblk { 44 __le32 dqb_id; /* id this quota applies to */ 45 __le32 dqb_pad; 46 __le64 dqb_ihardlimit; /* absolute limit on allocated inodes */ 47 __le64 dqb_isoftlimit; /* preferred inode limit */ 48 __le64 dqb_curinodes; /* current # allocated inodes */ 49 __le64 dqb_bhardlimit; /* absolute limit on disk space 50 * (in QUOTABLOCK_SIZE) */ 51 __le64 dqb_bsoftlimit; /* preferred limit on disk space 52 * (in QUOTABLOCK_SIZE) */ 53 __le64 dqb_curspace; /* current space occupied (in bytes) */ 54 __le64 dqb_btime; /* time limit for excessive disk use */ 55 __le64 dqb_itime; /* time limit for excessive inode use */ 56 }; 57 58 static_assert(sizeof(struct v2r1_disk_dqblk) == 72, ""); 59 60 #endif 61