1 /*-
2 * Copyright (c) 2008-2009 Apple Inc.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of Apple Inc. ("Apple") nor the names of
14 * its contributors may be used to endorse or promote products derived
15 * from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR
21 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
25 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
26 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27 * POSSIBILITY OF SUCH DAMAGE.
28 *
29 * P4: //depot/projects/trustedbsd/openbsm/libbsm/bsm_fcntl.c#2
30 */
31
32 #include <sys/cdefs.h>
33 __FBSDID("$FreeBSD: releng/8.1/sys/security/audit/audit_bsm_fcntl.c 191270 2009-04-19 14:53:17Z rwatson $");
34
35 #include <sys/param.h>
36 #include <sys/fcntl.h>
37
38 #include <security/audit/audit.h>
39
40 #include <bsm/audit_fcntl.h>
41 #include <bsm/audit_record.h>
42
43 struct bsm_fcntl_cmd {
44 u_short bfc_bsm_fcntl_cmd;
45 int bfc_local_fcntl_cmd;
46 };
47 typedef struct bsm_fcntl_cmd bsm_fcntl_cmd_t;
48
49 static const bsm_fcntl_cmd_t bsm_fcntl_cmdtab[] = {
50 { BSM_F_DUPFD, F_DUPFD },
51 { BSM_F_GETFD, F_GETFD },
52 { BSM_F_SETFD, F_SETFD },
53 { BSM_F_GETFL, F_GETFL },
54 { BSM_F_SETFL, F_SETFL },
55 #ifdef F_O_GETLK
56 { BSM_F_O_GETLK, F_O_GETLK },
57 #endif
58 { BSM_F_SETLK, F_SETLK },
59 { BSM_F_SETLKW, F_SETLK },
60 #ifdef F_CHFL
61 { BSM_F_CHKFL, F_CHKFL },
62 #endif
63 #ifdef F_DUP2FD
64 { BSM_F_DUP2FD, F_DUP2FD },
65 #endif
66 #ifdef F_ALLOCSP
67 { BSM_F_ALLOCSP, F_ALLOCSP },
68 #endif
69 #ifdef F_FREESP
70 { BSM_F_FREESP, F_FREESP },
71 #endif
72 #ifdef F_ISSTREAM
73 { BSM_F_ISSTREAM, F_ISSTREAM},
74 #endif
75 { BSM_F_GETLK, F_GETLK },
76 #ifdef F_PRIV
77 { BSM_F_PRIV, F_PRIV },
78 #endif
79 #ifdef F_NPRIV
80 { BSM_F_NPRIV, F_NPRIV },
81 #endif
82 #ifdef F_QUOTACTL
83 { BSM_F_QUOTACTL, F_QUOTACTL },
84 #endif
85 #ifdef F_BLOCKS
86 { BSM_F_BLOCKS, F_BLOCKS },
87 #endif
88 #ifdef F_BLKSIZE
89 { BSM_F_BLKSIZE, F_BLKSIZE },
90 #endif
91 { BSM_F_GETOWN, F_GETOWN },
92 { BSM_F_SETOWN, F_SETOWN },
93 #ifdef F_REVOKE
94 { BSM_F_REVOKE, F_REVOKE },
95 #endif
96 #ifdef F_HASREMOTEBLOCKS
97 { BSM_F_HASREMOTEBLOCKS,
98 F_HASREMOTEBLOCKS },
99 #endif
100 #ifdef F_FREESP
101 { BSM_F_FREESP, F_FREESP },
102 #endif
103 #ifdef F_ALLOCSP
104 { BSM_F_ALLOCSP, F_ALLOCSP },
105 #endif
106 #ifdef F_FREESP64
107 { BSM_F_FREESP64, F_FREESP64 },
108 #endif
109 #ifdef F_ALLOCSP64
110 { BSM_F_ALLOCSP64, F_ALLOCSP64 },
111 #endif
112 #ifdef F_GETLK64
113 { BSM_F_GETLK64, F_GETLK64 },
114 #endif
115 #ifdef F_SETLK64
116 { BSM_F_SETLK64, F_SETLK64 },
117 #endif
118 #ifdef F_SETLKW64
119 { BSM_F_SETLKW64, F_SETLKW64 },
120 #endif
121 #ifdef F_SHARE
122 { BSM_F_SHARE, F_SHARE },
123 #endif
124 #ifdef F_UNSHARE
125 { BSM_F_UNSHARE, F_UNSHARE },
126 #endif
127 #ifdef F_SETLK_NBMAND
128 { BSM_F_SETLK_NBMAND, F_SETLK_NBMAND },
129 #endif
130 #ifdef F_SHARE_NBMAND
131 { BSM_F_SHARE_NBMAND, F_SHARE_NBMAND },
132 #endif
133 #ifdef F_SETLK64_NBMAND
134 { BSM_F_SETLK64_NBMAND, F_SETLK64_NBMAND },
135 #endif
136 #ifdef F_GETXFL
137 { BSM_F_GETXFL, F_GETXFL },
138 #endif
139 #ifdef F_BADFD
140 { BSM_F_BADFD, F_BADFD },
141 #endif
142 #ifdef F_OGETLK
143 { BSM_F_OGETLK, F_OGETLK },
144 #endif
145 #ifdef F_OSETLK
146 { BSM_F_OSETLK, F_OSETLK },
147 #endif
148 #ifdef F_OSETLKW
149 { BSM_F_OSETLKW, F_OSETLKW },
150 #endif
151 #ifdef F_SETLK_REMOTE
152 { BSM_F_SETLK_REMOTE, F_SETLK_REMOTE },
153 #endif
154
155 #ifdef F_SETSIG
156 { BSM_F_SETSIG, F_SETSIG },
157 #endif
158 #ifdef F_GETSIG
159 { BSM_F_GETSIG, F_GETSIG },
160 #endif
161
162 #ifdef F_CHKCLEAN
163 { BSM_F_CHKCLEAN, F_CHKCLEAN },
164 #endif
165 #ifdef F_PREALLOCATE
166 { BSM_F_PREALLOCATE, F_PREALLOCATE },
167 #endif
168 #ifdef F_SETSIZE
169 { BSM_F_SETSIZE, F_SETSIZE },
170 #endif
171 #ifdef F_RDADVISE
172 { BSM_F_RDADVISE, F_RDADVISE },
173 #endif
174 #ifdef F_RDAHEAD
175 { BSM_F_RDAHEAD, F_RDAHEAD },
176 #endif
177 #ifdef F_READBOOTSTRAP
178 { BSM_F_READBOOTSTRAP, F_READBOOTSTRAP },
179 #endif
180 #ifdef F_WRITEBOOTSTRAP
181 { BSM_F_WRITEBOOTSTRAP, F_WRITEBOOTSTRAP },
182 #endif
183 #ifdef F_NOCACHE
184 { BSM_F_NOCACHE, F_NOCACHE },
185 #endif
186 #ifdef F_LOG2PHYS
187 { BSM_F_LOG2PHYS, F_LOG2PHYS },
188 #endif
189 #ifdef F_GETPATH
190 { BSM_F_GETPATH, F_GETPATH },
191 #endif
192 #ifdef F_FULLFSYNC
193 { BSM_F_FULLFSYNC, F_FULLFSYNC },
194 #endif
195 #ifdef F_PATHPKG_CHECK
196 { BSM_F_PATHPKG_CHECK, F_PATHPKG_CHECK },
197 #endif
198 #ifdef F_FREEZE_FS
199 { BSM_F_FREEZE_FS, F_FREEZE_FS },
200 #endif
201 #ifdef F_THAW_FS
202 { BSM_F_THAW_FS, F_THAW_FS },
203 #endif
204 #ifdef F_GLOBAL_NOCACHE
205 { BSM_F_GLOBAL_NOCACHE, F_GLOBAL_NOCACHE },
206 #endif
207 #ifdef F_OPENFROM
208 { BSM_F_OPENFROM, F_OPENFROM },
209 #endif
210 #ifdef F_UNLINKFROM
211 { BSM_F_UNLINKFROM, F_UNLINKFROM },
212 #endif
213 #ifdef F_CHECK_OPENEVT
214 { BSM_F_CHECK_OPENEVT, F_CHECK_OPENEVT },
215 #endif
216 #ifdef F_ADDSIGS
217 { BSM_F_ADDSIGS, F_ADDSIGS },
218 #endif
219 #ifdef F_MARKDEPENDENCY
220 { BSM_F_MARKDEPENDENCY, F_MARKDEPENDENCY },
221 #endif
222
223 #ifdef FCNTL_FS_SPECIFIC_BASE
224 { BSM_F_FS_SPECIFIC_0, FCNTL_FS_SPECIFIC_BASE},
225 { BSM_F_FS_SPECIFIC_1, FCNTL_FS_SPECIFIC_BASE + 1},
226 { BSM_F_FS_SPECIFIC_2, FCNTL_FS_SPECIFIC_BASE + 2},
227 { BSM_F_FS_SPECIFIC_3, FCNTL_FS_SPECIFIC_BASE + 3},
228 { BSM_F_FS_SPECIFIC_4, FCNTL_FS_SPECIFIC_BASE + 4},
229 { BSM_F_FS_SPECIFIC_5, FCNTL_FS_SPECIFIC_BASE + 5},
230 { BSM_F_FS_SPECIFIC_6, FCNTL_FS_SPECIFIC_BASE + 6},
231 { BSM_F_FS_SPECIFIC_7, FCNTL_FS_SPECIFIC_BASE + 7},
232 { BSM_F_FS_SPECIFIC_8, FCNTL_FS_SPECIFIC_BASE + 8},
233 { BSM_F_FS_SPECIFIC_9, FCNTL_FS_SPECIFIC_BASE + 9},
234 { BSM_F_FS_SPECIFIC_10, FCNTL_FS_SPECIFIC_BASE + 10},
235 { BSM_F_FS_SPECIFIC_11, FCNTL_FS_SPECIFIC_BASE + 11},
236 { BSM_F_FS_SPECIFIC_12, FCNTL_FS_SPECIFIC_BASE + 12},
237 { BSM_F_FS_SPECIFIC_13, FCNTL_FS_SPECIFIC_BASE + 13},
238 { BSM_F_FS_SPECIFIC_14, FCNTL_FS_SPECIFIC_BASE + 14},
239 { BSM_F_FS_SPECIFIC_15, FCNTL_FS_SPECIFIC_BASE + 15},
240 #endif /* FCNTL_FS_SPECIFIC_BASE */
241 };
242 static const int bsm_fcntl_cmd_count = sizeof(bsm_fcntl_cmdtab) /
243 sizeof(bsm_fcntl_cmdtab[0]);
244
245 static const bsm_fcntl_cmd_t *
246 bsm_lookup_local_fcntl_cmd(int local_fcntl_cmd)
247 {
248 int i;
249
250 for (i = 0; i < bsm_fcntl_cmd_count; i++) {
251 if (bsm_fcntl_cmdtab[i].bfc_local_fcntl_cmd ==
252 local_fcntl_cmd)
253 return (&bsm_fcntl_cmdtab[i]);
254 }
255 return (NULL);
256 }
257
258 u_short
259 au_fcntl_cmd_to_bsm(int local_fcntl_cmd)
260 {
261 const bsm_fcntl_cmd_t *bfcp;
262
263 bfcp = bsm_lookup_local_fcntl_cmd(local_fcntl_cmd);
264 if (bfcp == NULL)
265 return (BSM_F_UNKNOWN);
266 return (bfcp->bfc_bsm_fcntl_cmd);
267 }
268
269 static const bsm_fcntl_cmd_t *
270 bsm_lookup_bsm_fcntl_cmd(u_short bsm_fcntl_cmd)
271 {
272 int i;
273
274 for (i = 0; i < bsm_fcntl_cmd_count; i++) {
275 if (bsm_fcntl_cmdtab[i].bfc_bsm_fcntl_cmd ==
276 bsm_fcntl_cmd)
277 return (&bsm_fcntl_cmdtab[i]);
278 }
279 return (NULL);
280 }
281
282 int
283 au_bsm_to_fcntl_cmd(u_short bsm_fcntl_cmd, int *local_fcntl_cmdp)
284 {
285 const bsm_fcntl_cmd_t *bfcp;
286
287 bfcp = bsm_lookup_bsm_fcntl_cmd(bsm_fcntl_cmd);
288 if (bfcp == NULL || bfcp->bfc_local_fcntl_cmd)
289 return (-1);
290 *local_fcntl_cmdp = bfcp->bfc_local_fcntl_cmd;
291 return (0);
292 }
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