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85c8721f | 1 | /* audit.h -- Auditing support |
1da177e4 LT |
2 | * |
3 | * Copyright 2003-2004 Red Hat Inc., Durham, North Carolina. | |
4 | * All Rights Reserved. | |
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
19 | * | |
20 | * Written by Rickard E. (Rik) Faith <faith@redhat.com> | |
21 | * | |
22 | */ | |
23 | ||
24 | #ifndef _LINUX_AUDIT_H_ | |
25 | #define _LINUX_AUDIT_H_ | |
26 | ||
2fd6f58b DW |
27 | #include <linux/sched.h> |
28 | #include <linux/elf.h> | |
29 | ||
c0404993 SG |
30 | /* The netlink messages for the audit system is divided into blocks: |
31 | * 1000 - 1099 are for commanding the audit system | |
32 | * 1100 - 1199 user space trusted application messages | |
33 | * 1200 - 1299 messages internal to the audit daemon | |
34 | * 1300 - 1399 audit event messages | |
35 | * 1400 - 1499 SE Linux use | |
90d526c0 SG |
36 | * 1500 - 1599 kernel LSPP events |
37 | * 1600 - 1699 kernel crypto events | |
5bdb9886 SG |
38 | * 1700 - 1799 kernel anomaly records |
39 | * 1800 - 1999 future kernel use (maybe integrity labels and related events) | |
90d526c0 SG |
40 | * 2000 is for otherwise unclassified kernel audit messages (legacy) |
41 | * 2001 - 2099 unused (kernel) | |
42 | * 2100 - 2199 user space anomaly records | |
43 | * 2200 - 2299 user space actions taken in response to anomalies | |
44 | * 2300 - 2399 user space generated LSPP events | |
45 | * 2400 - 2499 user space crypto events | |
46 | * 2500 - 2999 future user space (maybe integrity labels and related events) | |
c0404993 | 47 | * |
90d526c0 SG |
48 | * Messages from 1000-1199 are bi-directional. 1200-1299 & 2100 - 2999 are |
49 | * exclusively user space. 1300-2099 is kernel --> user space | |
50 | * communication. | |
c0404993 | 51 | */ |
c2f0c7c3 SG |
52 | #define AUDIT_GET 1000 /* Get status */ |
53 | #define AUDIT_SET 1001 /* Set status (enable/disable/auditd) */ | |
93315ed6 AG |
54 | #define AUDIT_LIST 1002 /* List syscall rules -- deprecated */ |
55 | #define AUDIT_ADD 1003 /* Add syscall rule -- deprecated */ | |
56 | #define AUDIT_DEL 1004 /* Delete syscall rule -- deprecated */ | |
c0404993 | 57 | #define AUDIT_USER 1005 /* Message from userspace -- deprecated */ |
c2f0c7c3 | 58 | #define AUDIT_LOGIN 1006 /* Define the login id and information */ |
c0404993 SG |
59 | #define AUDIT_WATCH_INS 1007 /* Insert file/dir watch entry */ |
60 | #define AUDIT_WATCH_REM 1008 /* Remove file/dir watch entry */ | |
61 | #define AUDIT_WATCH_LIST 1009 /* List all file/dir watches */ | |
62 | #define AUDIT_SIGNAL_INFO 1010 /* Get info about sender of signal to auditd */ | |
93315ed6 AG |
63 | #define AUDIT_ADD_RULE 1011 /* Add syscall filtering rule */ |
64 | #define AUDIT_DEL_RULE 1012 /* Delete syscall filtering rule */ | |
65 | #define AUDIT_LIST_RULES 1013 /* List syscall filtering rules */ | |
c0404993 | 66 | |
4a4cd633 DW |
67 | #define AUDIT_FIRST_USER_MSG 1100 /* Userspace messages mostly uninteresting to kernel */ |
68 | #define AUDIT_USER_AVC 1107 /* We filter this differently */ | |
209aba03 | 69 | #define AUDIT_LAST_USER_MSG 1199 |
90d526c0 SG |
70 | #define AUDIT_FIRST_USER_MSG2 2100 /* More user space messages */ |
71 | #define AUDIT_LAST_USER_MSG2 2999 | |
c0404993 SG |
72 | |
73 | #define AUDIT_DAEMON_START 1200 /* Daemon startup record */ | |
74 | #define AUDIT_DAEMON_END 1201 /* Daemon normal stop record */ | |
75 | #define AUDIT_DAEMON_ABORT 1202 /* Daemon error stop record */ | |
76 | #define AUDIT_DAEMON_CONFIG 1203 /* Daemon config change */ | |
77 | ||
78 | #define AUDIT_SYSCALL 1300 /* Syscall event */ | |
79 | #define AUDIT_FS_WATCH 1301 /* Filesystem watch event */ | |
8f37d47c | 80 | #define AUDIT_PATH 1302 /* Filename path information */ |
c0404993 | 81 | #define AUDIT_IPC 1303 /* IPC record */ |
3ec3b2fb | 82 | #define AUDIT_SOCKETCALL 1304 /* sys_socketcall arguments */ |
c0404993 | 83 | #define AUDIT_CONFIG_CHANGE 1305 /* Audit system configuration change */ |
3ec3b2fb | 84 | #define AUDIT_SOCKADDR 1306 /* sockaddr copied as syscall arg */ |
8f37d47c | 85 | #define AUDIT_CWD 1307 /* Current working directory */ |
c0404993 SG |
86 | |
87 | #define AUDIT_AVC 1400 /* SE Linux avc denial or grant */ | |
88 | #define AUDIT_SELINUX_ERR 1401 /* Internal SE Linux Errors */ | |
01116105 | 89 | #define AUDIT_AVC_PATH 1402 /* dentry, vfsmount pair from avc */ |
af601e46 SG |
90 | #define AUDIT_MAC_POLICY_LOAD 1403 /* Policy file load */ |
91 | #define AUDIT_MAC_STATUS 1404 /* Changed enforcing,permissive,off */ | |
92 | #define AUDIT_MAC_CONFIG_CHANGE 1405 /* Changes to booleans */ | |
c2f0c7c3 | 93 | |
5bdb9886 SG |
94 | #define AUDIT_FIRST_KERN_ANOM_MSG 1700 |
95 | #define AUDIT_LAST_KERN_ANOM_MSG 1799 | |
96 | #define AUDIT_ANOM_PROMISCUOUS 1700 /* Device changed promiscuous mode */ | |
97 | ||
c2f0c7c3 | 98 | #define AUDIT_KERNEL 2000 /* Asynchronous audit record. NOT A REQUEST. */ |
1da177e4 LT |
99 | |
100 | /* Rule flags */ | |
0f45aa18 DW |
101 | #define AUDIT_FILTER_USER 0x00 /* Apply rule to user-generated messages */ |
102 | #define AUDIT_FILTER_TASK 0x01 /* Apply rule at task creation (not syscall) */ | |
103 | #define AUDIT_FILTER_ENTRY 0x02 /* Apply rule at syscall entry */ | |
104 | #define AUDIT_FILTER_WATCH 0x03 /* Apply rule to file system watches */ | |
105 | #define AUDIT_FILTER_EXIT 0x04 /* Apply rule at syscall exit */ | |
c8edc80c | 106 | #define AUDIT_FILTER_TYPE 0x05 /* Apply rule at audit_log_start */ |
0f45aa18 | 107 | |
c8edc80c | 108 | #define AUDIT_NR_FILTERS 6 |
0f45aa18 DW |
109 | |
110 | #define AUDIT_FILTER_PREPEND 0x10 /* Prepend to front of list */ | |
1da177e4 LT |
111 | |
112 | /* Rule actions */ | |
113 | #define AUDIT_NEVER 0 /* Do not build context if rule matches */ | |
114 | #define AUDIT_POSSIBLE 1 /* Build context if rule matches */ | |
115 | #define AUDIT_ALWAYS 2 /* Generate audit record if rule matches */ | |
116 | ||
117 | /* Rule structure sizes -- if these change, different AUDIT_ADD and | |
118 | * AUDIT_LIST commands must be implemented. */ | |
119 | #define AUDIT_MAX_FIELDS 64 | |
120 | #define AUDIT_BITMASK_SIZE 64 | |
121 | #define AUDIT_WORD(nr) ((__u32)((nr)/32)) | |
122 | #define AUDIT_BIT(nr) (1 << ((nr) - AUDIT_WORD(nr)*32)) | |
123 | ||
b63862f4 DK |
124 | /* This bitmask is used to validate user input. It represents all bits that |
125 | * are currently used in an audit field constant understood by the kernel. | |
126 | * If you are adding a new #define AUDIT_<whatever>, please ensure that | |
127 | * AUDIT_UNUSED_BITS is updated if need be. */ | |
128 | #define AUDIT_UNUSED_BITS 0x0FFFFC00 | |
129 | ||
130 | ||
1da177e4 LT |
131 | /* Rule fields */ |
132 | /* These are useful when checking the | |
133 | * task structure at task creation time | |
134 | * (AUDIT_PER_TASK). */ | |
135 | #define AUDIT_PID 0 | |
136 | #define AUDIT_UID 1 | |
137 | #define AUDIT_EUID 2 | |
138 | #define AUDIT_SUID 3 | |
139 | #define AUDIT_FSUID 4 | |
140 | #define AUDIT_GID 5 | |
141 | #define AUDIT_EGID 6 | |
142 | #define AUDIT_SGID 7 | |
143 | #define AUDIT_FSGID 8 | |
144 | #define AUDIT_LOGINUID 9 | |
145 | #define AUDIT_PERS 10 | |
2fd6f58b | 146 | #define AUDIT_ARCH 11 |
c8edc80c | 147 | #define AUDIT_MSGTYPE 12 |
1da177e4 LT |
148 | |
149 | /* These are ONLY useful when checking | |
150 | * at syscall exit time (AUDIT_AT_EXIT). */ | |
151 | #define AUDIT_DEVMAJOR 100 | |
152 | #define AUDIT_DEVMINOR 101 | |
153 | #define AUDIT_INODE 102 | |
154 | #define AUDIT_EXIT 103 | |
155 | #define AUDIT_SUCCESS 104 /* exit >= 0; value ignored */ | |
156 | ||
157 | #define AUDIT_ARG0 200 | |
158 | #define AUDIT_ARG1 (AUDIT_ARG0+1) | |
159 | #define AUDIT_ARG2 (AUDIT_ARG0+2) | |
160 | #define AUDIT_ARG3 (AUDIT_ARG0+3) | |
161 | ||
b63862f4 DK |
162 | #define AUDIT_NEGATE 0x80000000 |
163 | ||
164 | /* These are the supported operators. | |
165 | * 4 2 1 | |
166 | * = > < | |
167 | * ------- | |
168 | * 0 0 0 0 nonsense | |
169 | * 0 0 1 1 < | |
170 | * 0 1 0 2 > | |
171 | * 0 1 1 3 != | |
172 | * 1 0 0 4 = | |
173 | * 1 0 1 5 <= | |
174 | * 1 1 0 6 >= | |
175 | * 1 1 1 7 all operators | |
176 | */ | |
177 | #define AUDIT_LESS_THAN 0x10000000 | |
178 | #define AUDIT_GREATER_THAN 0x20000000 | |
179 | #define AUDIT_NOT_EQUAL 0x30000000 | |
180 | #define AUDIT_EQUAL 0x40000000 | |
181 | #define AUDIT_LESS_THAN_OR_EQUAL (AUDIT_LESS_THAN|AUDIT_EQUAL) | |
182 | #define AUDIT_GREATER_THAN_OR_EQUAL (AUDIT_GREATER_THAN|AUDIT_EQUAL) | |
183 | #define AUDIT_OPERATORS (AUDIT_EQUAL|AUDIT_NOT_EQUAL) | |
1da177e4 LT |
184 | |
185 | /* Status symbols */ | |
186 | /* Mask values */ | |
187 | #define AUDIT_STATUS_ENABLED 0x0001 | |
188 | #define AUDIT_STATUS_FAILURE 0x0002 | |
189 | #define AUDIT_STATUS_PID 0x0004 | |
190 | #define AUDIT_STATUS_RATE_LIMIT 0x0008 | |
191 | #define AUDIT_STATUS_BACKLOG_LIMIT 0x0010 | |
192 | /* Failure-to-log actions */ | |
193 | #define AUDIT_FAIL_SILENT 0 | |
194 | #define AUDIT_FAIL_PRINTK 1 | |
195 | #define AUDIT_FAIL_PANIC 2 | |
196 | ||
2fd6f58b DW |
197 | /* distinguish syscall tables */ |
198 | #define __AUDIT_ARCH_64BIT 0x80000000 | |
199 | #define __AUDIT_ARCH_LE 0x40000000 | |
200 | #define AUDIT_ARCH_ALPHA (EM_ALPHA|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE) | |
201 | #define AUDIT_ARCH_ARM (EM_ARM|__AUDIT_ARCH_LE) | |
202 | #define AUDIT_ARCH_ARMEB (EM_ARM) | |
203 | #define AUDIT_ARCH_CRIS (EM_CRIS|__AUDIT_ARCH_LE) | |
204 | #define AUDIT_ARCH_FRV (EM_FRV) | |
205 | #define AUDIT_ARCH_H8300 (EM_H8_300) | |
206 | #define AUDIT_ARCH_I386 (EM_386|__AUDIT_ARCH_LE) | |
207 | #define AUDIT_ARCH_IA64 (EM_IA_64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE) | |
208 | #define AUDIT_ARCH_M32R (EM_M32R) | |
209 | #define AUDIT_ARCH_M68K (EM_68K) | |
210 | #define AUDIT_ARCH_MIPS (EM_MIPS) | |
211 | #define AUDIT_ARCH_MIPSEL (EM_MIPS|__AUDIT_ARCH_LE) | |
212 | #define AUDIT_ARCH_MIPS64 (EM_MIPS|__AUDIT_ARCH_64BIT) | |
213 | #define AUDIT_ARCH_MIPSEL64 (EM_MIPS|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE) | |
214 | #define AUDIT_ARCH_PARISC (EM_PARISC) | |
215 | #define AUDIT_ARCH_PARISC64 (EM_PARISC|__AUDIT_ARCH_64BIT) | |
216 | #define AUDIT_ARCH_PPC (EM_PPC) | |
217 | #define AUDIT_ARCH_PPC64 (EM_PPC64|__AUDIT_ARCH_64BIT) | |
218 | #define AUDIT_ARCH_S390 (EM_S390) | |
219 | #define AUDIT_ARCH_S390X (EM_S390|__AUDIT_ARCH_64BIT) | |
220 | #define AUDIT_ARCH_SH (EM_SH) | |
221 | #define AUDIT_ARCH_SHEL (EM_SH|__AUDIT_ARCH_LE) | |
222 | #define AUDIT_ARCH_SH64 (EM_SH|__AUDIT_ARCH_64BIT) | |
223 | #define AUDIT_ARCH_SHEL64 (EM_SH|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE) | |
224 | #define AUDIT_ARCH_SPARC (EM_SPARC) | |
f7ceba36 | 225 | #define AUDIT_ARCH_SPARC64 (EM_SPARCV9|__AUDIT_ARCH_64BIT) |
2fd6f58b DW |
226 | #define AUDIT_ARCH_V850 (EM_V850|__AUDIT_ARCH_LE) |
227 | #define AUDIT_ARCH_X86_64 (EM_X86_64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE) | |
228 | ||
1da177e4 LT |
229 | struct audit_status { |
230 | __u32 mask; /* Bit mask for valid entries */ | |
23f32d18 | 231 | __u32 enabled; /* 1 = enabled, 0 = disabled */ |
1da177e4 LT |
232 | __u32 failure; /* Failure-to-log action */ |
233 | __u32 pid; /* pid of auditd process */ | |
234 | __u32 rate_limit; /* messages rate limit (per second) */ | |
235 | __u32 backlog_limit; /* waiting messages limit */ | |
236 | __u32 lost; /* messages lost */ | |
237 | __u32 backlog; /* messages waiting in queue */ | |
238 | }; | |
239 | ||
93315ed6 AG |
240 | /* audit_rule_data supports filter rules with both integer and string |
241 | * fields. It corresponds with AUDIT_ADD_RULE, AUDIT_DEL_RULE and | |
242 | * AUDIT_LIST_RULES requests. | |
243 | */ | |
244 | struct audit_rule_data { | |
245 | __u32 flags; /* AUDIT_PER_{TASK,CALL}, AUDIT_PREPEND */ | |
246 | __u32 action; /* AUDIT_NEVER, AUDIT_POSSIBLE, AUDIT_ALWAYS */ | |
247 | __u32 field_count; | |
5d330108 | 248 | __u32 mask[AUDIT_BITMASK_SIZE]; /* syscall(s) affected */ |
93315ed6 AG |
249 | __u32 fields[AUDIT_MAX_FIELDS]; |
250 | __u32 values[AUDIT_MAX_FIELDS]; | |
251 | __u32 fieldflags[AUDIT_MAX_FIELDS]; | |
252 | __u32 buflen; /* total length of string fields */ | |
253 | char buf[0]; /* string fields buffer */ | |
254 | }; | |
255 | ||
256 | /* audit_rule is supported to maintain backward compatibility with | |
257 | * userspace. It supports integer fields only and corresponds to | |
258 | * AUDIT_ADD, AUDIT_DEL and AUDIT_LIST requests. | |
259 | */ | |
1da177e4 LT |
260 | struct audit_rule { /* for AUDIT_LIST, AUDIT_ADD, and AUDIT_DEL */ |
261 | __u32 flags; /* AUDIT_PER_{TASK,CALL}, AUDIT_PREPEND */ | |
262 | __u32 action; /* AUDIT_NEVER, AUDIT_POSSIBLE, AUDIT_ALWAYS */ | |
263 | __u32 field_count; | |
264 | __u32 mask[AUDIT_BITMASK_SIZE]; | |
265 | __u32 fields[AUDIT_MAX_FIELDS]; | |
266 | __u32 values[AUDIT_MAX_FIELDS]; | |
267 | }; | |
268 | ||
269 | #ifdef __KERNEL__ | |
270 | ||
c2f0c7c3 SG |
271 | struct audit_sig_info { |
272 | uid_t uid; | |
273 | pid_t pid; | |
274 | }; | |
275 | ||
1da177e4 LT |
276 | struct audit_buffer; |
277 | struct audit_context; | |
278 | struct inode; | |
5bb289b5 | 279 | struct netlink_skb_parms; |
1da177e4 | 280 | |
2fd6f58b DW |
281 | #define AUDITSC_INVALID 0 |
282 | #define AUDITSC_SUCCESS 1 | |
283 | #define AUDITSC_FAILURE 2 | |
284 | #define AUDITSC_RESULT(x) ( ((long)(x))<0?AUDITSC_FAILURE:AUDITSC_SUCCESS ) | |
1da177e4 LT |
285 | #ifdef CONFIG_AUDITSYSCALL |
286 | /* These are defined in auditsc.c */ | |
287 | /* Public API */ | |
288 | extern int audit_alloc(struct task_struct *task); | |
289 | extern void audit_free(struct task_struct *task); | |
2fd6f58b | 290 | extern void audit_syscall_entry(struct task_struct *task, int arch, |
1da177e4 LT |
291 | int major, unsigned long a0, unsigned long a1, |
292 | unsigned long a2, unsigned long a3); | |
2fd6f58b | 293 | extern void audit_syscall_exit(struct task_struct *task, int failed, long return_code); |
1da177e4 LT |
294 | extern void audit_getname(const char *name); |
295 | extern void audit_putname(const char *name); | |
73241ccc AG |
296 | extern void __audit_inode(const char *name, const struct inode *inode, unsigned flags); |
297 | extern void __audit_inode_child(const char *dname, const struct inode *inode, | |
298 | unsigned long pino); | |
299 | static inline void audit_inode(const char *name, const struct inode *inode, | |
300 | unsigned flags) { | |
301 | if (unlikely(current->audit_context)) | |
302 | __audit_inode(name, inode, flags); | |
303 | } | |
304 | static inline void audit_inode_child(const char *dname, | |
305 | const struct inode *inode, | |
306 | unsigned long pino) { | |
307 | if (unlikely(current->audit_context)) | |
308 | __audit_inode_child(dname, inode, pino); | |
309 | } | |
1da177e4 LT |
310 | |
311 | /* Private API (for audit.c only) */ | |
bfb4496e DW |
312 | extern unsigned int audit_serial(void); |
313 | extern void auditsc_get_stamp(struct audit_context *ctx, | |
314 | struct timespec *t, unsigned int *serial); | |
456be6cd | 315 | extern int audit_set_loginuid(struct task_struct *task, uid_t loginuid); |
1da177e4 | 316 | extern uid_t audit_get_loginuid(struct audit_context *ctx); |
8c8570fb | 317 | extern int audit_ipc_perms(unsigned long qbytes, uid_t uid, gid_t gid, mode_t mode, struct kern_ipc_perm *ipcp); |
3ec3b2fb DW |
318 | extern int audit_socketcall(int nargs, unsigned long *args); |
319 | extern int audit_sockaddr(int len, void *addr); | |
01116105 | 320 | extern int audit_avc_path(struct dentry *dentry, struct vfsmount *mnt); |
c2f0c7c3 | 321 | extern void audit_signal_info(int sig, struct task_struct *t); |
8c8570fb | 322 | extern int audit_set_macxattr(const char *name); |
1da177e4 LT |
323 | #else |
324 | #define audit_alloc(t) ({ 0; }) | |
325 | #define audit_free(t) do { ; } while (0) | |
2fd6f58b DW |
326 | #define audit_syscall_entry(t,ta,a,b,c,d,e) do { ; } while (0) |
327 | #define audit_syscall_exit(t,f,r) do { ; } while (0) | |
1da177e4 LT |
328 | #define audit_getname(n) do { ; } while (0) |
329 | #define audit_putname(n) do { ; } while (0) | |
73241ccc AG |
330 | #define __audit_inode(n,i,f) do { ; } while (0) |
331 | #define __audit_inode_child(d,i,p) do { ; } while (0) | |
ae7b961b | 332 | #define audit_inode(n,i,f) do { ; } while (0) |
73241ccc | 333 | #define audit_inode_child(d,i,p) do { ; } while (0) |
bfb4496e | 334 | #define auditsc_get_stamp(c,t,s) do { BUG(); } while (0) |
1da177e4 | 335 | #define audit_get_loginuid(c) ({ -1; }) |
8c8570fb | 336 | #define audit_ipc_perms(q,u,g,m,i) ({ 0; }) |
3ec3b2fb DW |
337 | #define audit_socketcall(n,a) ({ 0; }) |
338 | #define audit_sockaddr(len, addr) ({ 0; }) | |
01116105 | 339 | #define audit_avc_path(dentry, mnt) ({ 0; }) |
c2f0c7c3 | 340 | #define audit_signal_info(s,t) do { ; } while (0) |
8c8570fb | 341 | #define audit_set_macxattr(n) do { ; } while (0) |
1da177e4 LT |
342 | #endif |
343 | ||
344 | #ifdef CONFIG_AUDIT | |
345 | /* These are defined in audit.c */ | |
346 | /* Public API */ | |
9796fdd8 | 347 | extern void audit_log(struct audit_context *ctx, gfp_t gfp_mask, |
9ad9ad38 DW |
348 | int type, const char *fmt, ...) |
349 | __attribute__((format(printf,4,5))); | |
1da177e4 | 350 | |
9796fdd8 | 351 | extern struct audit_buffer *audit_log_start(struct audit_context *ctx, gfp_t gfp_mask, int type); |
1da177e4 LT |
352 | extern void audit_log_format(struct audit_buffer *ab, |
353 | const char *fmt, ...) | |
354 | __attribute__((format(printf,2,3))); | |
355 | extern void audit_log_end(struct audit_buffer *ab); | |
83c7d091 DW |
356 | extern void audit_log_hex(struct audit_buffer *ab, |
357 | const unsigned char *buf, | |
358 | size_t len); | |
359 | extern void audit_log_untrustedstring(struct audit_buffer *ab, | |
360 | const char *string); | |
1da177e4 LT |
361 | extern void audit_log_d_path(struct audit_buffer *ab, |
362 | const char *prefix, | |
363 | struct dentry *dentry, | |
364 | struct vfsmount *vfsmnt); | |
fe7752ba DW |
365 | /* Private API (for audit.c only) */ |
366 | extern int audit_filter_user(struct netlink_skb_parms *cb, int type); | |
367 | extern int audit_filter_type(int type); | |
368 | extern int audit_receive_filter(int type, int pid, int uid, int seq, | |
93315ed6 | 369 | void *data, size_t datasz, uid_t loginuid); |
1da177e4 | 370 | #else |
7b430437 | 371 | #define audit_log(c,g,t,f,...) do { ; } while (0) |
13774024 | 372 | #define audit_log_start(c,g,t) ({ NULL; }) |
1da177e4 LT |
373 | #define audit_log_vformat(b,f,a) do { ; } while (0) |
374 | #define audit_log_format(b,f,...) do { ; } while (0) | |
375 | #define audit_log_end(b) do { ; } while (0) | |
83c7d091 DW |
376 | #define audit_log_hex(a,b,l) do { ; } while (0) |
377 | #define audit_log_untrustedstring(a,s) do { ; } while (0) | |
1da177e4 | 378 | #define audit_log_d_path(b,p,d,v) do { ; } while (0) |
8c8570fb | 379 | #define audit_panic(m) do { ; } while (0) |
1da177e4 LT |
380 | #endif |
381 | #endif | |
382 | #endif |