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Viewing changes to source/lib/sysquotas_xfs.c

  • Committer: jerry
  • Date: 2006-07-14 21:48:39 UTC
  • Revision ID: vcs-imports@canonical.com-20060714214839-586d8c489a8fcead
gutting trunk to move to svn:externals

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source/lib/sysquotas_xfs.c
1
 
/* 
2
 
   Unix SMB/CIFS implementation.
3
 
   System QUOTA function wrappers for XFS
4
 
   Copyright (C) Stefan (metze) Metzmacher      2003
5
 
   
6
 
   This program is free software; you can redistribute it and/or modify
7
 
   it under the terms of the GNU General Public License as published by
8
 
   the Free Software Foundation; either version 2 of the License, or
9
 
   (at your option) any later version.
10
 
   
11
 
   This program is distributed in the hope that it will be useful,
12
 
   but WITHOUT ANY WARRANTY; without even the implied warranty of
13
 
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14
 
   GNU General Public License for more details.
15
 
   
16
 
   You should have received a copy of the GNU General Public License
17
 
   along with this program; if not, write to the Free Software
18
 
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19
 
*/
20
 
 
21
 
 
22
 
#include "includes.h"
23
 
 
24
 
#undef DBGC_CLASS
25
 
#define DBGC_CLASS DBGC_QUOTA
26
 
 
27
 
#ifndef HAVE_SYS_QUOTAS
28
 
#ifdef HAVE_XFS_QUOTAS
29
 
#undef HAVE_XFS_QUOTAS
30
 
#endif
31
 
#endif
32
 
 
33
 
#ifdef HAVE_XFS_QUOTAS
34
 
 
35
 
#ifdef HAVE_LINUX_XFS_QUOTAS
36
 
#include "samba_linux_quota.h"
37
 
#include "samba_xfs_quota.h"
38
 
#define HAVE_GROUP_QUOTA
39
 
#else /* IRIX */
40
 
#include <sys/quota.h> 
41
 
#endif
42
 
 
43
 
/* on IRIX */
44
 
#ifndef Q_XQUOTAON
45
 
#define Q_XQUOTAON Q_QUOTAON
46
 
#endif /* Q_XQUOTAON */
47
 
#ifndef Q_XQUOTAOFF
48
 
#define Q_XQUOTAOFF Q_QUOTAOFF
49
 
#endif /* Q_XQUOTAOFF */
50
 
#ifndef Q_XGETQSTAT
51
 
#define Q_XGETQSTAT Q_GETQSTAT
52
 
#endif /* Q_XGETQSTAT */
53
 
 
54
 
/* currently doesn't support Group and Project quotas on IRIX 
55
 
 */
56
 
 
57
 
#ifndef QCMD
58
 
#define QCMD(x,y) x
59
 
#endif
60
 
 
61
 
/*
62
 
 * IRIX has BBSIZE in <sys/param.h>
63
 
 */
64
 
#ifndef BBSHIFT
65
 
#define BBSHIFT         9
66
 
#endif /* BBSHIFT */
67
 
#ifndef BBSIZE
68
 
#define BBSIZE          (1<<BBSHIFT)
69
 
#endif /* BBSIZE */
70
 
 
71
 
/****************************************************************************
72
 
 Abstract out the XFS Quota Manager quota get call.
73
 
****************************************************************************/
74
 
int sys_get_xfs_quota(const char *path, const char *bdev, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *dp)
75
 
{
76
 
        int ret = -1;
77
 
        uint32 qflags = 0;
78
 
        SMB_BIG_UINT bsize = (SMB_BIG_UINT)BBSIZE;
79
 
        struct fs_disk_quota D;
80
 
        struct fs_quota_stat F;
81
 
        ZERO_STRUCT(D);
82
 
        ZERO_STRUCT(F);
83
 
 
84
 
        if (!bdev||!dp)
85
 
                smb_panic("sys_get_xfs_quota: called with NULL pointer");
86
 
                
87
 
        ZERO_STRUCT(*dp);
88
 
        dp->qtype = qtype;
89
 
                
90
 
        switch (qtype) {
91
 
                case SMB_USER_QUOTA_TYPE:
92
 
                        DEBUG(10,("sys_get_xfs_quota: path[%s] bdev[%s] SMB_USER_QUOTA_TYPE uid[%u]\n",
93
 
                                path, bdev, (unsigned)id.uid));
94
 
 
95
 
                        if ((ret=quotactl(QCMD(Q_XGETQUOTA,USRQUOTA), bdev, id.uid, (caddr_t)&D)))
96
 
                                return ret;
97
 
                        break;
98
 
#ifdef HAVE_GROUP_QUOTA
99
 
                case SMB_GROUP_QUOTA_TYPE:
100
 
                        DEBUG(10,("sys_get_xfs_quota: path[%s] bdev[%s] SMB_GROUP_QUOTA_TYPE gid[%u]\n",
101
 
                                path, bdev, (unsigned)id.gid));
102
 
 
103
 
                        if ((ret=quotactl(QCMD(Q_XGETQUOTA,GRPQUOTA), bdev, id.gid, (caddr_t)&D)))
104
 
                                return ret;
105
 
                        break;
106
 
#endif /* HAVE_GROUP_QUOTA */
107
 
                case SMB_USER_FS_QUOTA_TYPE:
108
 
                        DEBUG(10,("sys_get_xfs_quota: path[%s] bdev[%s] SMB_USER_FS_QUOTA_TYPE (uid[%u])\n",
109
 
                                path, bdev, (unsigned)id.uid));
110
 
 
111
 
                        quotactl(QCMD(Q_XGETQSTAT,USRQUOTA), bdev, -1, (caddr_t)&F);
112
 
 
113
 
                        if (F.qs_flags & XFS_QUOTA_UDQ_ENFD) {
114
 
                                qflags |= QUOTAS_DENY_DISK;
115
 
                        }
116
 
                        else if (F.qs_flags & XFS_QUOTA_UDQ_ACCT) {
117
 
                                qflags |= QUOTAS_ENABLED;
118
 
                        }
119
 
 
120
 
                        ret = 0;
121
 
 
122
 
                        break;
123
 
#ifdef HAVE_GROUP_QUOTA
124
 
                case SMB_GROUP_FS_QUOTA_TYPE:
125
 
                        DEBUG(10,("sys_get_xfs_quota: path[%s] bdev[%s] SMB_GROUP_FS_QUOTA_TYPE (gid[%u])\n",
126
 
                                path, bdev, (unsigned)id.gid));
127
 
 
128
 
                        quotactl(QCMD(Q_XGETQSTAT,GRPQUOTA), bdev, -1, (caddr_t)&F);
129
 
 
130
 
                        if (F.qs_flags & XFS_QUOTA_GDQ_ENFD) {
131
 
                                qflags |= QUOTAS_DENY_DISK;
132
 
                        }
133
 
                        else if (F.qs_flags & XFS_QUOTA_GDQ_ACCT) {
134
 
                                qflags |= QUOTAS_ENABLED;
135
 
                        }
136
 
 
137
 
                        ret = 0;
138
 
 
139
 
                        break;
140
 
#endif /* HAVE_GROUP_QUOTA */
141
 
                default:
142
 
                        errno = ENOSYS;
143
 
                        return -1;
144
 
        }
145
 
 
146
 
        dp->bsize = bsize;
147
 
        dp->softlimit = (SMB_BIG_UINT)D.d_blk_softlimit;
148
 
        dp->hardlimit = (SMB_BIG_UINT)D.d_blk_hardlimit;
149
 
        dp->ihardlimit = (SMB_BIG_UINT)D.d_ino_hardlimit;
150
 
        dp->isoftlimit = (SMB_BIG_UINT)D.d_ino_softlimit;
151
 
        dp->curinodes = (SMB_BIG_UINT)D.d_icount;
152
 
        dp->curblocks = (SMB_BIG_UINT)D.d_bcount;
153
 
        dp->qflags = qflags;
154
 
 
155
 
        return ret;
156
 
}
157
 
 
158
 
/****************************************************************************
159
 
 Abstract out the XFS Quota Manager quota set call.
160
 
****************************************************************************/
161
 
int sys_set_xfs_quota(const char *path, const char *bdev, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *dp)
162
 
{
163
 
        int ret = -1;
164
 
        uint32 qflags = 0;
165
 
        SMB_BIG_UINT bsize = (SMB_BIG_UINT)BBSIZE;
166
 
        struct fs_disk_quota D;
167
 
        struct fs_quota_stat F;
168
 
        int q_on = 0;
169
 
        int q_off = 0;
170
 
        ZERO_STRUCT(D);
171
 
        ZERO_STRUCT(F);
172
 
 
173
 
        if (!bdev||!dp)
174
 
                smb_panic("sys_set_xfs_quota: called with NULL pointer");
175
 
        
176
 
        if (bsize == dp->bsize) {
177
 
                D.d_blk_softlimit = dp->softlimit;
178
 
                D.d_blk_hardlimit = dp->hardlimit;
179
 
                D.d_ino_hardlimit = dp->ihardlimit;
180
 
                D.d_ino_softlimit = dp->isoftlimit;
181
 
        } else {
182
 
                D.d_blk_softlimit = (dp->softlimit*dp->bsize)/bsize;
183
 
                D.d_blk_hardlimit = (dp->hardlimit*dp->bsize)/bsize;
184
 
                D.d_ino_hardlimit = (dp->ihardlimit*dp->bsize)/bsize;
185
 
                D.d_ino_softlimit = (dp->isoftlimit*dp->bsize)/bsize;           
186
 
        }
187
 
 
188
 
        qflags = dp->qflags;
189
 
 
190
 
        switch (qtype) {
191
 
                case SMB_USER_QUOTA_TYPE:
192
 
                        DEBUG(10,("sys_set_xfs_quota: path[%s] bdev[%s] SMB_USER_QUOTA_TYPE uid[%u]\n",
193
 
                                path, bdev, (unsigned)id.uid));
194
 
 
195
 
                        D.d_fieldmask |= FS_DQ_LIMIT_MASK;
196
 
                        ret = quotactl(QCMD(Q_XSETQLIM,USRQUOTA), bdev, id.uid, (caddr_t)&D);
197
 
                        break;
198
 
#ifdef HAVE_GROUP_QUOTA
199
 
                case SMB_GROUP_QUOTA_TYPE:
200
 
                        DEBUG(10,("sys_set_xfs_quota: path[%s] bdev[%s] SMB_GROUP_QUOTA_TYPE gid[%u]\n",
201
 
                                path, bdev, (unsigned)id.gid));
202
 
 
203
 
                        D.d_fieldmask |= FS_DQ_LIMIT_MASK;
204
 
                        ret = quotactl(QCMD(Q_XSETQLIM,GRPQUOTA), bdev, id.gid, (caddr_t)&D);
205
 
                        break;
206
 
#endif /* HAVE_GROUP_QUOTA */
207
 
                case SMB_USER_FS_QUOTA_TYPE:
208
 
                        DEBUG(10,("sys_set_xfs_quota: path[%s] bdev[%s] SMB_USER_FS_QUOTA_TYPE (uid[%u])\n",
209
 
                                path, bdev, (unsigned)id.uid));
210
 
 
211
 
                        quotactl(QCMD(Q_XGETQSTAT,USRQUOTA), bdev, -1, (caddr_t)&F);
212
 
                        
213
 
                        if (qflags & QUOTAS_DENY_DISK) {
214
 
                                if (!(F.qs_flags & XFS_QUOTA_UDQ_ENFD))
215
 
                                        q_on |= XFS_QUOTA_UDQ_ENFD;
216
 
                                if (!(F.qs_flags & XFS_QUOTA_UDQ_ACCT))
217
 
                                        q_on |= XFS_QUOTA_UDQ_ACCT;
218
 
                                
219
 
                                if (q_on != 0) {
220
 
                                        ret = quotactl(QCMD(Q_XQUOTAON,USRQUOTA),bdev, -1, (caddr_t)&q_on);
221
 
                                } else {
222
 
                                        ret = 0;
223
 
                                }
224
 
 
225
 
                        } else if (qflags & QUOTAS_ENABLED) {
226
 
                                if (F.qs_flags & XFS_QUOTA_UDQ_ENFD)
227
 
                                        q_off |= XFS_QUOTA_UDQ_ENFD;
228
 
 
229
 
                                if (q_off != 0) {
230
 
                                        ret = quotactl(QCMD(Q_XQUOTAOFF,USRQUOTA),bdev, -1, (caddr_t)&q_off);
231
 
                                } else {
232
 
                                        ret = 0;
233
 
                                }
234
 
 
235
 
                                if (!(F.qs_flags & XFS_QUOTA_UDQ_ACCT))
236
 
                                        q_on |= XFS_QUOTA_UDQ_ACCT;
237
 
 
238
 
                                if (q_on != 0) {
239
 
                                        ret = quotactl(QCMD(Q_XQUOTAON,USRQUOTA),bdev, -1, (caddr_t)&q_on);
240
 
                                } else {
241
 
                                        ret = 0;
242
 
                                }
243
 
                        } else {
244
 
#if 0
245
 
                        /* Switch on XFS_QUOTA_UDQ_ACCT didn't work!
246
 
                         * only swittching off XFS_QUOTA_UDQ_ACCT work
247
 
                         */
248
 
                                if (F.qs_flags & XFS_QUOTA_UDQ_ENFD)
249
 
                                        q_off |= XFS_QUOTA_UDQ_ENFD;
250
 
                                if (F.qs_flags & XFS_QUOTA_UDQ_ACCT)
251
 
                                        q_off |= XFS_QUOTA_UDQ_ACCT;
252
 
 
253
 
                                if (q_off !=0) {
254
 
                                        ret = quotactl(QCMD(Q_XQUOTAOFF,USRQUOTA),bdev, -1, (caddr_t)&q_off);
255
 
                                } else {
256
 
                                        ret = 0;
257
 
                                }
258
 
#else
259
 
                                ret = -1;
260
 
#endif
261
 
                        }
262
 
 
263
 
                        break;
264
 
#ifdef HAVE_GROUP_QUOTA
265
 
                case SMB_GROUP_FS_QUOTA_TYPE:
266
 
                        DEBUG(10,("sys_set_xfs_quota: path[%s] bdev[%s] SMB_GROUP_FS_QUOTA_TYPE (gid[%u])\n",
267
 
                                path, bdev, (unsigned)id.gid));
268
 
 
269
 
                        quotactl(QCMD(Q_XGETQSTAT,GRPQUOTA), bdev, -1, (caddr_t)&F);
270
 
                        
271
 
                        if (qflags & QUOTAS_DENY_DISK) {
272
 
                                if (!(F.qs_flags & XFS_QUOTA_GDQ_ENFD))
273
 
                                        q_on |= XFS_QUOTA_GDQ_ENFD;
274
 
                                if (!(F.qs_flags & XFS_QUOTA_GDQ_ACCT))
275
 
                                        q_on |= XFS_QUOTA_GDQ_ACCT;
276
 
                                
277
 
                                if (q_on != 0) {
278
 
                                        ret = quotactl(QCMD(Q_XQUOTAON,GRPQUOTA),bdev, -1, (caddr_t)&q_on);
279
 
                                } else {
280
 
                                        ret = 0;
281
 
                                }
282
 
 
283
 
                        } else if (qflags & QUOTAS_ENABLED) {
284
 
                                if (F.qs_flags & XFS_QUOTA_GDQ_ENFD)
285
 
                                        q_off |= XFS_QUOTA_GDQ_ENFD;
286
 
 
287
 
                                if (q_off != 0) {
288
 
                                        ret = quotactl(QCMD(Q_XQUOTAOFF,GRPQUOTA),bdev, -1, (caddr_t)&q_off);
289
 
                                } else {
290
 
                                        ret = 0;
291
 
                                }
292
 
 
293
 
                                if (!(F.qs_flags & XFS_QUOTA_GDQ_ACCT))
294
 
                                        q_on |= XFS_QUOTA_GDQ_ACCT;
295
 
 
296
 
                                if (q_on != 0) {
297
 
                                        ret = quotactl(QCMD(Q_XQUOTAON,GRPQUOTA),bdev, -1, (caddr_t)&q_on);
298
 
                                } else {
299
 
                                        ret = 0;
300
 
                                }
301
 
                        } else {
302
 
#if 0
303
 
                        /* Switch on XFS_QUOTA_UDQ_ACCT didn't work!
304
 
                         * only swittching off XFS_QUOTA_UDQ_ACCT work
305
 
                         */
306
 
                                if (F.qs_flags & XFS_QUOTA_GDQ_ENFD)
307
 
                                        q_off |= XFS_QUOTA_GDQ_ENFD;
308
 
                                if (F.qs_flags & XFS_QUOTA_GDQ_ACCT)
309
 
                                        q_off |= XFS_QUOTA_GDQ_ACCT;
310
 
 
311
 
                                if (q_off !=0) {
312
 
                                        ret = quotactl(QCMD(Q_XQUOTAOFF,GRPQUOTA),bdev, -1, (caddr_t)&q_off);
313
 
                                } else {
314
 
                                        ret = 0;
315
 
                                }
316
 
#else
317
 
                                ret = -1;
318
 
#endif
319
 
                        }
320
 
 
321
 
                        break;
322
 
#endif /* HAVE_GROUP_QUOTA */
323
 
                default:
324
 
                        errno = ENOSYS;
325
 
                        return -1;
326
 
        }
327
 
 
328
 
        return ret;
329
 
}
330
 
 
331
 
#else /* HAVE_XFS_QUOTAS */
332
 
 void dummy_sysquotas_xfs(void);
333
 
 
334
 
 void dummy_sysquotas_xfs(void){}
335
 
#endif /* HAVE_XFS_QUOTAS */