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 "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, N_("[-g|-p|-u] id"),
  38 N_("set current address to a group, project or user quota block for given ID"),
  39         dquot_help,
  40 };
  41
  42 const field_t   dqblk_hfld[] = {
  43         { "", FLDT_DQBLK, OI(0), C1, 0, TYP_NONE },
  44         { NULL }
  45 };
  46
  47 #define DDOFF(f)        bitize(offsetof(xfs_dqblk_t, dd_ ## f))
  48 #define DDSZC(f)        szcount(xfs_dqblk_t, dd_ ## f)
  49 const field_t   dqblk_flds[] = {
  50         { "diskdq", FLDT_DISK_DQUOT, OI(DDOFF(diskdq)), C1, 0, TYP_NONE },
  51         { "fill", FLDT_CHARS, OI(DDOFF(fill)), CI(DDSZC(fill)), FLD_SKIPALL,
  52           TYP_NONE },
  53         { "crc", FLDT_CRC, OI(DDOFF(crc)), C1, 0, TYP_NONE },
  54         { "lsn", FLDT_UINT64X, OI(DDOFF(lsn)), C1, 0, TYP_NONE },
  55         { "uuid", FLDT_UUID, OI(DDOFF(uuid)), C1, 0, TYP_NONE },
  56         { NULL }
  57 };
  58
  59 #define DOFF(f)         bitize(offsetof(xfs_disk_dquot_t, d_ ## f))
  60 const field_t   disk_dquot_flds[] = {
  61         { "magic", FLDT_UINT16X, OI(DOFF(magic)), C1, 0, TYP_NONE },
  62         { "version", FLDT_UINT8X, OI(DOFF(version)), C1, 0, TYP_NONE },
  63         { "flags", FLDT_UINT8X, OI(DOFF(flags)), C1, 0, TYP_NONE },
  64         { "id", FLDT_DQID, OI(DOFF(id)), C1, 0, TYP_NONE },
  65         { "blk_hardlimit", FLDT_QCNT, OI(DOFF(blk_hardlimit)), C1, 0,
  66           TYP_NONE },
  67         { "blk_softlimit", FLDT_QCNT, OI(DOFF(blk_softlimit)), C1, 0,
  68           TYP_NONE },
  69         { "ino_hardlimit", FLDT_QCNT, OI(DOFF(ino_hardlimit)), C1, 0,
  70           TYP_NONE },
  71         { "ino_softlimit", FLDT_QCNT, OI(DOFF(ino_softlimit)), C1, 0,
  72           TYP_NONE },
  73         { "bcount", FLDT_QCNT, OI(DOFF(bcount)), C1, 0, TYP_NONE },
  74         { "icount", FLDT_QCNT, OI(DOFF(icount)), C1, 0, TYP_NONE },
  75         { "itimer", FLDT_INT32D, OI(DOFF(itimer)), C1, 0, TYP_NONE },
  76         { "btimer", FLDT_INT32D, OI(DOFF(btimer)), C1, 0, TYP_NONE },
  77         { "iwarns", FLDT_QWARNCNT, OI(DOFF(iwarns)), C1, 0, TYP_NONE },
  78         { "bwarns", FLDT_QWARNCNT, OI(DOFF(bwarns)), C1, 0, TYP_NONE },
  79         { "pad0", FLDT_INT32D, OI(DOFF(pad0)), C1, FLD_SKIPALL, TYP_NONE },
  80         { "rtb_hardlimit", FLDT_QCNT, OI(DOFF(rtb_hardlimit)), C1, 0,
  81           TYP_NONE },
  82         { "rtb_softlimit", FLDT_QCNT, OI(DOFF(rtb_softlimit)), C1, 0,
  83           TYP_NONE },
  84         { "rtbcount", FLDT_QCNT, OI(DOFF(rtbcount)), C1, 0, TYP_NONE },
  85         { "rtbtimer", FLDT_INT32D, OI(DOFF(rtbtimer)), C1, 0, TYP_NONE },
  86         { "rtbwarns", FLDT_QWARNCNT, OI(DOFF(rtbwarns)), C1, 0, TYP_NONE },
  87         { "pad", FLDT_UINT16X, OI(DOFF(pad)), C1, FLD_SKIPALL, TYP_NONE },
  88         { NULL }
  89 };
  90
  91 static void
  92 dquot_help(void)
  93 {
  94 }
  95
  96 static int
  97 dquot_f(
  98         int             argc,
  99         char            **argv)
 100 {
 101         bmap_ext_t      bm;
 102         int             c;
 103         int             dogrp;
 104         int             doprj;
 105         xfs_dqid_t      id;
 106         xfs_ino_t       ino;
 107         int             nex;
 108         char            *p;
 109         int             perblock;
 110         xfs_fileoff_t   qbno;
 111         int             qoff;
 112         char            *s;
 113
 114         dogrp = doprj = optind = 0;
 115         while ((c = getopt(argc, argv, "gpu")) != EOF) {
 116                 switch (c) {
 117                 case 'g':
 118                         dogrp = 1;
 119                         doprj = 0;
 120                         break;
 121                 case 'p':
 122                         doprj = 1;
 123                         dogrp = 0;
 124                         break;
 125                 case 'u':
 126                         dogrp = doprj = 0;
 127                         break;
 128                 default:
 129                         dbprintf(_("bad option for dquot command\n"));
 130                         return 0;
 131                 }
 132         }
 133         s = doprj ? _("project") : dogrp ? _("group") : _("user");
 134         if (optind != argc - 1) {
 135                 dbprintf(_("dquot command requires one %s id argument\n"), s);
 136                 return 0;
 137         }
 138         ino = mp->m_sb.sb_uquotino;
 139         if (doprj)
 140                 ino = mp->m_sb.sb_pquotino;
 141         else if (dogrp)
 142                 ino = mp->m_sb.sb_gquotino;
 143
 144         if (ino == 0 || ino == NULLFSINO) {
 145                 dbprintf(_("no %s quota inode present\n"), s);
 146                 return 0;
 147         }
 148         id = (xfs_dqid_t)strtol(argv[optind], &p, 0);
 149         if (*p != '\0') {
 150                 dbprintf(_("bad %s id for dquot %s\n"), s, argv[optind]);
 151                 return 0;
 152         }
 153         perblock = (int)(mp->m_sb.sb_blocksize / sizeof(xfs_dqblk_t));
 154         qbno = (xfs_fileoff_t)id / perblock;
 155         qoff = (int)(id % perblock);
 156         push_cur();
 157         set_cur_inode(ino);
 158         nex = 1;
 159         bmap(qbno, 1, XFS_DATA_FORK, &nex, &bm);
 160         pop_cur();
 161         if (nex == 0) {
 162                 dbprintf(_("no %s quota data for id %d\n"), s, id);
 163                 return 0;
 164         }
 165         set_cur(&typtab[TYP_DQBLK], XFS_FSB_TO_DADDR(mp, bm.startblock), blkbb,
 166                 DB_RING_IGN, NULL);
 167         iocur_top->dquot_buf = 1;
 168         off_cur(qoff * (int)sizeof(xfs_dqblk_t), sizeof(xfs_dqblk_t));
 169         ring_add();
 170         return 0;
 171 }
 172
 173 void
 174 dquot_init(void)
 175 {
 176         add_command(&dquot_cmd);
 177 }