bsm_fcntl.c revision 293161 
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
30#include <sys/param.h>
31#include <sys/fcntl.h>
32
33#include <config/config.h>
34
35#include <bsm/audit_fcntl.h>
36#include <bsm/libbsm.h>
37
38struct bsm_fcntl_cmd {
39	u_short	bfc_bsm_fcntl_cmd;
40	int	bfc_local_fcntl_cmd;
41};
42typedef struct bsm_fcntl_cmd	bsm_fcntl_cmd_t;
43
44static const bsm_fcntl_cmd_t bsm_fcntl_cmdtab[] = {
45	{ BSM_F_DUPFD, 		F_DUPFD },
46	{ BSM_F_GETFD,		F_GETFD },
47	{ BSM_F_SETFD,		F_SETFD	},
48	{ BSM_F_GETFL,		F_GETFL },
49	{ BSM_F_SETFL,		F_SETFL },
50#ifdef	F_O_GETLK
51	{ BSM_F_O_GETLK,	F_O_GETLK },
52#endif
53	{ BSM_F_SETLK,		F_SETLK },
54	{ BSM_F_SETLKW,		F_SETLK },
55#ifdef	F_CHFL
56	{ BSM_F_CHKFL,		F_CHKFL },
57#endif
58#ifdef 	F_DUP2FD
59	{ BSM_F_DUP2FD,		F_DUP2FD },
60#endif
61#ifdef	F_ALLOCSP
62	{ BSM_F_ALLOCSP,	F_ALLOCSP },
63#endif
64#ifdef	F_FREESP
65	{ BSM_F_FREESP,		F_FREESP },
66#endif
67#ifdef	F_ISSTREAM
68	{ BSM_F_ISSTREAM,	F_ISSTREAM},
69#endif
70	{ BSM_F_GETLK,		F_GETLK },
71#ifdef 	F_PRIV
72	{ BSM_F_PRIV,		F_PRIV },
73#endif
74#ifdef	F_NPRIV
75	{ BSM_F_NPRIV,		F_NPRIV },
76#endif
77#ifdef 	F_QUOTACTL
78	{ BSM_F_QUOTACTL,	F_QUOTACTL },
79#endif
80#ifdef	F_BLOCKS
81	{ BSM_F_BLOCKS,		F_BLOCKS },
82#endif
83#ifdef	F_BLKSIZE
84	{ BSM_F_BLKSIZE,	F_BLKSIZE },
85#endif
86	{ BSM_F_GETOWN,		F_GETOWN },
87	{ BSM_F_SETOWN,		F_SETOWN },
88#ifdef	F_REVOKE
89	{ BSM_F_REVOKE,		F_REVOKE },
90#endif
91#ifdef 	F_HASREMOTEBLOCKS
92	{ BSM_F_HASREMOTEBLOCKS,
93				F_HASREMOTEBLOCKS },
94#endif
95#ifdef 	F_FREESP
96	{ BSM_F_FREESP,		F_FREESP },
97#endif
98#ifdef 	F_ALLOCSP
99	{ BSM_F_ALLOCSP,	F_ALLOCSP },
100#endif
101#ifdef	F_FREESP64
102	{ BSM_F_FREESP64,	F_FREESP64 },
103#endif
104#ifdef 	F_ALLOCSP64
105	{ BSM_F_ALLOCSP64,	F_ALLOCSP64 },
106#endif
107#ifdef	F_GETLK64
108	{ BSM_F_GETLK64, 	F_GETLK64 },
109#endif
110#ifdef	F_SETLK64
111	{ BSM_F_SETLK64, 	F_SETLK64 },
112#endif
113#ifdef	F_SETLKW64
114	{ BSM_F_SETLKW64, 	F_SETLKW64 },
115#endif
116#ifdef	F_SHARE
117	{ BSM_F_SHARE,		F_SHARE },
118#endif
119#ifdef	F_UNSHARE
120	{ BSM_F_UNSHARE,	F_UNSHARE },
121#endif
122#ifdef	F_SETLK_NBMAND
123	{ BSM_F_SETLK_NBMAND,	F_SETLK_NBMAND },
124#endif
125#ifdef	F_SHARE_NBMAND
126	{ BSM_F_SHARE_NBMAND,	F_SHARE_NBMAND },
127#endif
128#ifdef	F_SETLK64_NBMAND
129	{ BSM_F_SETLK64_NBMAND,	F_SETLK64_NBMAND },
130#endif
131#ifdef	F_GETXFL
132	{ BSM_F_GETXFL,		F_GETXFL },
133#endif
134#ifdef	F_BADFD
135	{ BSM_F_BADFD,		F_BADFD },
136#endif
137#ifdef	F_OGETLK
138	{ BSM_F_OGETLK,		F_OGETLK },
139#endif
140#ifdef	F_OSETLK
141	{ BSM_F_OSETLK,		F_OSETLK },
142#endif
143#ifdef	F_OSETLKW
144	{ BSM_F_OSETLKW,	F_OSETLKW },
145#endif
146#ifdef	F_SETLK_REMOTE
147	{ BSM_F_SETLK_REMOTE,	F_SETLK_REMOTE },
148#endif
149
150#ifdef	F_SETSIG
151	{ BSM_F_SETSIG,		F_SETSIG },
152#endif
153#ifdef	F_GETSIG
154	{ BSM_F_GETSIG,		F_GETSIG },
155#endif
156
157#ifdef	F_CHKCLEAN
158	{ BSM_F_CHKCLEAN,	F_CHKCLEAN },
159#endif
160#ifdef	F_PREALLOCATE
161	{ BSM_F_PREALLOCATE,	F_PREALLOCATE },
162#endif
163#ifdef	F_SETSIZE
164	{ BSM_F_SETSIZE,	F_SETSIZE },
165#endif
166#ifdef	F_RDADVISE
167	{ BSM_F_RDADVISE,	F_RDADVISE },
168#endif
169#ifdef	F_RDAHEAD
170	{ BSM_F_RDAHEAD,	F_RDAHEAD },
171#endif
172#ifdef	F_READBOOTSTRAP
173	{ BSM_F_READBOOTSTRAP,	F_READBOOTSTRAP },
174#endif
175#ifdef	F_WRITEBOOTSTRAP
176	{ BSM_F_WRITEBOOTSTRAP,	F_WRITEBOOTSTRAP },
177#endif
178#ifdef	F_NOCACHE
179	{ BSM_F_NOCACHE,	F_NOCACHE },
180#endif
181#ifdef	F_LOG2PHYS
182	{ BSM_F_LOG2PHYS,	F_LOG2PHYS },
183#endif
184#ifdef	F_GETPATH
185	{ BSM_F_GETPATH,	F_GETPATH },
186#endif
187#ifdef	F_FULLFSYNC
188	{ BSM_F_FULLFSYNC,	F_FULLFSYNC },
189#endif
190#ifdef	F_PATHPKG_CHECK
191	{ BSM_F_PATHPKG_CHECK,	F_PATHPKG_CHECK },
192#endif
193#ifdef	F_FREEZE_FS
194	{ BSM_F_FREEZE_FS,	F_FREEZE_FS },
195#endif
196#ifdef	F_THAW_FS
197	{ BSM_F_THAW_FS,	F_THAW_FS },
198#endif
199#ifdef	F_GLOBAL_NOCACHE
200	{ BSM_F_GLOBAL_NOCACHE,	F_GLOBAL_NOCACHE },
201#endif
202#ifdef	F_OPENFROM
203	{ BSM_F_OPENFROM,	F_OPENFROM },
204#endif
205#ifdef	F_UNLINKFROM
206	{ BSM_F_UNLINKFROM,	F_UNLINKFROM },
207#endif
208#ifdef	F_CHECK_OPENEVT
209	{ BSM_F_CHECK_OPENEVT,	F_CHECK_OPENEVT },
210#endif
211#ifdef	F_ADDSIGS
212	{ BSM_F_ADDSIGS,	F_ADDSIGS },
213#endif
214#ifdef	F_MARKDEPENDENCY
215	{ BSM_F_MARKDEPENDENCY,	F_MARKDEPENDENCY },
216#endif
217
218#ifdef	FCNTL_FS_SPECIFIC_BASE
219	{ BSM_F_FS_SPECIFIC_0,	FCNTL_FS_SPECIFIC_BASE},
220	{ BSM_F_FS_SPECIFIC_1,	FCNTL_FS_SPECIFIC_BASE + 1},
221	{ BSM_F_FS_SPECIFIC_2,	FCNTL_FS_SPECIFIC_BASE + 2},
222	{ BSM_F_FS_SPECIFIC_3,	FCNTL_FS_SPECIFIC_BASE + 3},
223	{ BSM_F_FS_SPECIFIC_4,	FCNTL_FS_SPECIFIC_BASE + 4},
224	{ BSM_F_FS_SPECIFIC_5,	FCNTL_FS_SPECIFIC_BASE + 5},
225	{ BSM_F_FS_SPECIFIC_6,	FCNTL_FS_SPECIFIC_BASE + 6},
226	{ BSM_F_FS_SPECIFIC_7,	FCNTL_FS_SPECIFIC_BASE + 7},
227	{ BSM_F_FS_SPECIFIC_8,	FCNTL_FS_SPECIFIC_BASE + 8},
228	{ BSM_F_FS_SPECIFIC_9,	FCNTL_FS_SPECIFIC_BASE + 9},
229	{ BSM_F_FS_SPECIFIC_10,	FCNTL_FS_SPECIFIC_BASE + 10},
230	{ BSM_F_FS_SPECIFIC_11,	FCNTL_FS_SPECIFIC_BASE + 11},
231	{ BSM_F_FS_SPECIFIC_12,	FCNTL_FS_SPECIFIC_BASE + 12},
232	{ BSM_F_FS_SPECIFIC_13,	FCNTL_FS_SPECIFIC_BASE + 13},
233	{ BSM_F_FS_SPECIFIC_14,	FCNTL_FS_SPECIFIC_BASE + 14},
234	{ BSM_F_FS_SPECIFIC_15,	FCNTL_FS_SPECIFIC_BASE + 15},
235#endif	/* FCNTL_FS_SPECIFIC_BASE */
236};
237static const int bsm_fcntl_cmd_count = sizeof(bsm_fcntl_cmdtab) /
238	    sizeof(bsm_fcntl_cmdtab[0]);
239
240static const bsm_fcntl_cmd_t *
241bsm_lookup_local_fcntl_cmd(int local_fcntl_cmd)
242{
243	int i;
244
245	for (i = 0; i < bsm_fcntl_cmd_count; i++) {
246		if (bsm_fcntl_cmdtab[i].bfc_local_fcntl_cmd ==
247		    local_fcntl_cmd)
248			return (&bsm_fcntl_cmdtab[i]);
249	}
250	return (NULL);
251}
252
253u_short
254au_fcntl_cmd_to_bsm(int local_fcntl_cmd)
255{
256	const bsm_fcntl_cmd_t *bfcp;
257
258	bfcp = bsm_lookup_local_fcntl_cmd(local_fcntl_cmd);
259	if (bfcp == NULL)
260		return (BSM_F_UNKNOWN);
261	return (bfcp->bfc_bsm_fcntl_cmd);
262}
263
264static const bsm_fcntl_cmd_t *
265bsm_lookup_bsm_fcntl_cmd(u_short bsm_fcntl_cmd)
266{
267	int i;
268
269	for (i = 0; i < bsm_fcntl_cmd_count; i++) {
270		if (bsm_fcntl_cmdtab[i].bfc_bsm_fcntl_cmd ==
271		    bsm_fcntl_cmd)
272			return (&bsm_fcntl_cmdtab[i]);
273	}
274	return (NULL);
275}
276
277int
278au_bsm_to_fcntl_cmd(u_short bsm_fcntl_cmd, int *local_fcntl_cmdp)
279{
280	const bsm_fcntl_cmd_t *bfcp;
281
282	bfcp = bsm_lookup_bsm_fcntl_cmd(bsm_fcntl_cmd);
283	if (bfcp == NULL || bfcp->bfc_local_fcntl_cmd)
284		return (-1);
285	*local_fcntl_cmdp = bfcp->bfc_local_fcntl_cmd;
286	return (0);
287}
288