db/dquot.c

   1 /*
   2  * Copyright (c) 2000-2001,2005 Silicon Graphics, Inc.
   3  * All Rights Reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License as
   7  * published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it would be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write the Free Software Foundation,
  16  * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  17  */
  18
  19 #include <xfs/libxfs.h>
  20 #include "bit.h"
  21 #include "bmap.h"
  22 #include "command.h"
  23 #include "type.h"
  24 #include "faddr.h"
  25 #include "fprint.h"
  26 #include "field.h"
  27 #include "inode.h"
  28 #include "io.h"
  29 #include "init.h"
  30 #include "output.h"
  31 #include "dquot.h"
  32
  33 static int      dquot_f(int argc, char **argv);
  34 static void     dquot_help(void);
  35
  36 static const cmdinfo_t  dquot_cmd =
  37         { "dquot", NULL, dquot_f, 1, 2, 1, "[projid|gid|uid]",
  38           "set current address to project, group or user quota block", dquot_help };
  39
  40 const field_t   dqblk_hfld[] = {
  41         { "", FLDT_DQBLK, OI(0), C1, 0, TYP_NONE },
  42         { NULL }
  43 };
  44
  45 #define DDOFF(f)        bitize(offsetof(xfs_dqblk_t, dd_ ## f))
  46 #define DDSZC(f)        szcount(xfs_dqblk_t, dd_ ## f)
  47 const field_t   dqblk_flds[] = {
  48         { "diskdq", FLDT_DISK_DQUOT, OI(DDOFF(diskdq)), C1, 0, TYP_NONE },
  49         { "fill", FLDT_CHARS, OI(DDOFF(fill)), CI(DDSZC(fill)), FLD_SKIPALL,
  50           TYP_NONE },
  51         { NULL }
  52 };
  53
  54 #define DOFF(f)         bitize(offsetof(xfs_disk_dquot_t, d_ ## f))
  55 const field_t   disk_dquot_flds[] = {
  56         { "magic", FLDT_UINT16X, OI(DOFF(magic)), C1, 0, TYP_NONE },
  57         { "version", FLDT_UINT8X, OI(DOFF(version)), C1, 0, TYP_NONE },
  58         { "flags", FLDT_UINT8X, OI(DOFF(flags)), C1, 0, TYP_NONE },
  59         { "id", FLDT_DQID, OI(DOFF(id)), C1, 0, TYP_NONE },
  60         { "blk_hardlimit", FLDT_QCNT, OI(DOFF(blk_hardlimit)), C1, 0,
  61           TYP_NONE },
  62         { "blk_softlimit", FLDT_QCNT, OI(DOFF(blk_softlimit)), C1, 0,
  63           TYP_NONE },
  64         { "ino_hardlimit", FLDT_QCNT, OI(DOFF(ino_hardlimit)), C1, 0,
  65           TYP_NONE },
  66         { "ino_softlimit", FLDT_QCNT, OI(DOFF(ino_softlimit)), C1, 0,
  67           TYP_NONE },
  68         { "bcount", FLDT_QCNT, OI(DOFF(bcount)), C1, 0, TYP_NONE },
  69         { "icount", FLDT_QCNT, OI(DOFF(icount)), C1, 0, TYP_NONE },
  70         { "itimer", FLDT_INT32D, OI(DOFF(itimer)), C1, 0, TYP_NONE },
  71         { "btimer", FLDT_INT32D, OI(DOFF(btimer)), C1, 0, TYP_NONE },
  72         { "iwarns", FLDT_QWARNCNT, OI(DOFF(iwarns)), C1, 0, TYP_NONE },
  73         { "bwarns", FLDT_QWARNCNT, OI(DOFF(bwarns)), C1, 0, TYP_NONE },
  74         { "pad0", FLDT_INT32D, OI(DOFF(pad0)), C1, FLD_SKIPALL, TYP_NONE },
  75         { "rtb_hardlimit", FLDT_QCNT, OI(DOFF(rtb_hardlimit)), C1, 0,
  76           TYP_NONE },
  77         { "rtb_softlimit", FLDT_QCNT, OI(DOFF(rtb_softlimit)), C1, 0,
  78           TYP_NONE },
  79         { "rtbcount", FLDT_QCNT, OI(DOFF(rtbcount)), C1, 0, TYP_NONE },
  80         { "rtbtimer", FLDT_INT32D, OI(DOFF(rtbtimer)), C1, 0, TYP_NONE },
  81         { "rtbwarns", FLDT_QWARNCNT, OI(DOFF(rtbwarns)), C1, 0, TYP_NONE },
  82         { "pad", FLDT_UINT16X, OI(DOFF(pad)), C1, FLD_SKIPALL, TYP_NONE },
  83         { NULL }
  84 };
  85
  86 static void
  87 dquot_help(void)
  88 {
  89 }
  90
  91 static int
  92 dquot_f(
  93         int             argc,
  94         char            **argv)
  95 {
  96         bmap_ext_t      bm;
  97         int             c;
  98         int             dogrp;
  99         int             doprj;
 100         xfs_dqid_t      id;
 101         xfs_ino_t       ino;
 102         int             nex;
 103         char            *p;
 104         int             perblock;
 105         xfs_fileoff_t   qbno;
 106         int             qoff;
 107         char            *s;
 108
 109         dogrp = doprj = optind = 0;
 110         while ((c = getopt(argc, argv, "gpu")) != EOF) {
 111                 switch (c) {
 112                 case 'g':
 113                         dogrp = 1;
 114                         doprj = 0;
 115                         break;
 116                 case 'p':
 117                         doprj = 1;
 118                         dogrp = 0;
 119                         break;
 120                 case 'u':
 121                         dogrp = doprj = 0;
 122                         break;
 123                 default:
 124                         dbprintf("bad option for dquot command\n");
 125                         return 0;
 126                 }
 127         }
 128         s = doprj ? "project" : dogrp ? "group" : "user";
 129         if (optind != argc - 1) {
 130                 dbprintf("dquot command requires one %s id argument\n", s);
 131                 return 0;
 132         }
 133         ino = (dogrp || doprj) ? mp->m_sb.sb_gquotino : mp->m_sb.sb_uquotino;
 134         if (ino == 0 || ino == NULLFSINO ||
 135             (dogrp && (mp->m_sb.sb_qflags & XFS_PQUOTA_ACCT)) ||
 136             (doprj && (mp->m_sb.sb_qflags & XFS_GQUOTA_ACCT))) {
 137                 dbprintf("no %s quota inode present\n", s);
 138                 return 0;
 139         }
 140         id = (xfs_dqid_t)strtol(argv[optind], &p, 0);
 141         if (*p != '\0') {
 142                 dbprintf("bad %s id for dquot %s\n", s, argv[optind]);
 143                 return 0;
 144         }
 145         perblock = (int)(mp->m_sb.sb_blocksize / sizeof(xfs_dqblk_t));
 146         qbno = (xfs_fileoff_t)id / perblock;
 147         qoff = (int)(id % perblock);
 148         push_cur();
 149         set_cur_inode(ino);
 150         nex = 1;
 151         bmap(qbno, 1, XFS_DATA_FORK, &nex, &bm);
 152         pop_cur();
 153         if (nex == 0) {
 154                 dbprintf("no %s quota data for id %d\n", s, id);
 155                 return 0;
 156         }
 157         set_cur(&typtab[TYP_DQBLK], XFS_FSB_TO_DADDR(mp, bm.startblock), blkbb,
 158                 DB_RING_IGN, NULL);
 159         off_cur(qoff * (int)sizeof(xfs_dqblk_t), sizeof(xfs_dqblk_t));
 160         ring_add();
 161         return 0;
 162 }
 163
 164 void
 165 dquot_init(void)
 166 {
 167         add_command(&dquot_cmd);
 168 }