quotaio_v2.h

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/*
 *
 *  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 */
};
 
static_assert(sizeof(struct v2_disk_dqheader) == 8, "");
 
/* 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 */
};
 
static_assert(sizeof(struct v2_disk_dqinfo) == 24, "");
 
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 */
};
 
static_assert(sizeof(struct v2r1_disk_dqblk) == 72, "");
 
#endif