1 /* $NetBSD: quota_schema.c,v 1.7 2012/02/01 05:46:46 dholland Exp $ */
2 /*-
3 * Copyright (c) 2011 The NetBSD Foundation, Inc.
4 * All rights reserved.
5 *
6 * This code is derived from software contributed to The NetBSD Foundation
7 * by David A. Holland.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
19 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
20 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
21 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
22 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28 * POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #include <sys/cdefs.h>
32 __RCSID("$NetBSD: quota_schema.c,v 1.7 2012/02/01 05:46:46 dholland Exp $");
33
34 #include <sys/types.h>
35 #include <sys/statvfs.h>
36 #include <stdlib.h>
37 #include <string.h>
38 #include <errno.h>
39
40 #include <quota.h>
41 #include "quotapvt.h"
42
43 /*
44 * Functions for getting information about idtypes and such.
45 */
46
47 const char *
quota_getimplname(struct quotahandle * qh)48 quota_getimplname(struct quotahandle *qh)
49 {
50 switch (qh->qh_mode) {
51 case QUOTA_MODE_NFS:
52 /* XXX this should maybe report the rquotad protocol version */
53 return "nfs via rquotad";
54
55 case QUOTA_MODE_OLDFILES:
56 return __quota_oldfiles_getimplname(qh);
57
58 case QUOTA_MODE_KERNEL:
59 return __quota_kernel_getimplname(qh);
60
61 default:
62 break;
63 }
64 errno = EINVAL;
65 return NULL;
66 }
67
68 unsigned
quota_getrestrictions(struct quotahandle * qh)69 quota_getrestrictions(struct quotahandle *qh)
70 {
71 switch (qh->qh_mode) {
72 case QUOTA_MODE_NFS:
73 /* XXX this should maybe report the rquotad protocol version */
74 return QUOTA_RESTRICT_32BIT | QUOTA_RESTRICT_READONLY;
75
76 case QUOTA_MODE_OLDFILES:
77 return QUOTA_RESTRICT_NEEDSQUOTACHECK |
78 QUOTA_RESTRICT_UNIFORMGRACE |
79 QUOTA_RESTRICT_32BIT;
80
81 case QUOTA_MODE_KERNEL:
82 return __quota_kernel_getrestrictions(qh);
83
84 default:
85 break;
86 }
87 errno = EINVAL;
88 return 0;
89 }
90
91 int
quota_getnumidtypes(struct quotahandle * qh)92 quota_getnumidtypes(struct quotahandle *qh)
93 {
94 switch (qh->qh_mode) {
95 case QUOTA_MODE_NFS:
96 /* XXX for old rquotad versions this should be 1... */
97 return 2;
98
99 case QUOTA_MODE_KERNEL:
100 return __quota_kernel_getnumidtypes(qh);
101
102 case QUOTA_MODE_OLDFILES:
103 default:
104 break;
105 }
106 return 2;
107 }
108
109 const char *
quota_idtype_getname(struct quotahandle * qh,int idtype)110 quota_idtype_getname(struct quotahandle *qh, int idtype)
111 {
112 switch (qh->qh_mode) {
113 case QUOTA_MODE_KERNEL:
114 return __quota_kernel_idtype_getname(qh, idtype);
115
116 case QUOTA_MODE_NFS:
117 case QUOTA_MODE_OLDFILES:
118 break;
119 }
120
121 switch (idtype) {
122 case QUOTA_IDTYPE_USER:
123 return "user";
124
125 case QUOTA_IDTYPE_GROUP:
126 return "group";
127
128 default:
129 break;
130 }
131 errno = EINVAL;
132 return "???";
133 }
134
135 int
quota_getnumobjtypes(struct quotahandle * qh)136 quota_getnumobjtypes(struct quotahandle *qh)
137 {
138 switch (qh->qh_mode) {
139 case QUOTA_MODE_KERNEL:
140 return __quota_kernel_getnumobjtypes(qh);
141
142 case QUOTA_MODE_NFS:
143 case QUOTA_MODE_OLDFILES:
144 default:
145 break;
146 }
147 return 2;
148 }
149
150 const char *
quota_objtype_getname(struct quotahandle * qh,int objtype)151 quota_objtype_getname(struct quotahandle *qh, int objtype)
152 {
153 switch (qh->qh_mode) {
154 case QUOTA_MODE_KERNEL:
155 return __quota_kernel_objtype_getname(qh, objtype);
156 case QUOTA_MODE_NFS:
157 case QUOTA_MODE_OLDFILES:
158 default:
159 break;
160 }
161
162 switch (objtype) {
163 case QUOTA_OBJTYPE_BLOCKS:
164 return "block";
165 case QUOTA_OBJTYPE_FILES:
166 return "file";
167 default:
168 break;
169 }
170 errno = EINVAL;
171 return "???"; /* ? */
172 }
173
174 int
quota_objtype_isbytes(struct quotahandle * qh,int objtype)175 quota_objtype_isbytes(struct quotahandle *qh, int objtype)
176 {
177 switch (qh->qh_mode) {
178 case QUOTA_MODE_KERNEL:
179 return __quota_kernel_objtype_isbytes(qh, objtype);
180 case QUOTA_MODE_NFS:
181 case QUOTA_MODE_OLDFILES:
182 default:
183 break;
184 }
185
186 switch (objtype) {
187 case QUOTA_OBJTYPE_BLOCKS:
188 return 1;
189 case QUOTA_OBJTYPE_FILES:
190 return 0;
191 default:
192 break;
193 }
194 errno = EINVAL;
195 return 0; /* ? */
196 }
197