Commit | Line | Data |
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1a59d1b8 | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
85c8721f | 2 | /* audit.h -- Auditing support |
1da177e4 LT |
3 | * |
4 | * Copyright 2003-2004 Red Hat Inc., Durham, North Carolina. | |
5 | * All Rights Reserved. | |
6 | * | |
1da177e4 | 7 | * Written by Rickard E. (Rik) Faith <faith@redhat.com> |
1da177e4 | 8 | */ |
1da177e4 LT |
9 | #ifndef _LINUX_AUDIT_H_ |
10 | #define _LINUX_AUDIT_H_ | |
11 | ||
f001e47f | 12 | #include <linux/sched.h> |
c0a3a20b | 13 | #include <linux/ptrace.h> |
57d46577 | 14 | #include <linux/namei.h> /* LOOKUP_* */ |
607ca46e | 15 | #include <uapi/linux/audit.h> |
1da177e4 | 16 | |
84cb777e RGB |
17 | #define AUDIT_INO_UNSET ((unsigned long)-1) |
18 | #define AUDIT_DEV_UNSET ((dev_t)-1) | |
19 | ||
c2f0c7c3 SG |
20 | struct audit_sig_info { |
21 | uid_t uid; | |
22 | pid_t pid; | |
e1396065 | 23 | char ctx[0]; |
c2f0c7c3 SG |
24 | }; |
25 | ||
1da177e4 LT |
26 | struct audit_buffer; |
27 | struct audit_context; | |
28 | struct inode; | |
5bb289b5 | 29 | struct netlink_skb_parms; |
37721e1b | 30 | struct path; |
473ae30b | 31 | struct linux_binprm; |
20ca73bc GW |
32 | struct mq_attr; |
33 | struct mqstat; | |
9d57a7f9 AD |
34 | struct audit_watch; |
35 | struct audit_tree; | |
099dd235 | 36 | struct sk_buff; |
9d57a7f9 AD |
37 | |
38 | struct audit_krule { | |
041d7b98 | 39 | u32 pflags; |
9d57a7f9 AD |
40 | u32 flags; |
41 | u32 listnr; | |
42 | u32 action; | |
43 | u32 mask[AUDIT_BITMASK_SIZE]; | |
44 | u32 buflen; /* for data alloc on list rules */ | |
45 | u32 field_count; | |
46 | char *filterkey; /* ties events to rules */ | |
47 | struct audit_field *fields; | |
48 | struct audit_field *arch_f; /* quick access to arch field */ | |
49 | struct audit_field *inode_f; /* quick access to an inode field */ | |
50 | struct audit_watch *watch; /* associated watch */ | |
51 | struct audit_tree *tree; /* associated watched tree */ | |
34d99af5 | 52 | struct audit_fsnotify_mark *exe; |
9d57a7f9 | 53 | struct list_head rlist; /* entry in audit_{watch,tree}.rules list */ |
e45aa212 | 54 | struct list_head list; /* for AUDIT_LIST* purposes only */ |
0590b933 | 55 | u64 prio; |
9d57a7f9 AD |
56 | }; |
57 | ||
041d7b98 RGB |
58 | /* Flag to indicate legacy AUDIT_LOGINUID unset usage */ |
59 | #define AUDIT_LOGINUID_LEGACY 0x1 | |
60 | ||
9d57a7f9 AD |
61 | struct audit_field { |
62 | u32 type; | |
219ca394 RGB |
63 | union { |
64 | u32 val; | |
65 | kuid_t uid; | |
66 | kgid_t gid; | |
67 | struct { | |
68 | char *lsm_str; | |
69 | void *lsm_rule; | |
70 | }; | |
71 | }; | |
9d57a7f9 | 72 | u32 op; |
9d57a7f9 | 73 | }; |
1da177e4 | 74 | |
7e8eda73 OM |
75 | enum audit_ntp_type { |
76 | AUDIT_NTP_OFFSET, | |
77 | AUDIT_NTP_FREQ, | |
78 | AUDIT_NTP_STATUS, | |
79 | AUDIT_NTP_TAI, | |
80 | AUDIT_NTP_TICK, | |
81 | AUDIT_NTP_ADJUST, | |
82 | ||
83 | AUDIT_NTP_NVALS /* count */ | |
84 | }; | |
85 | ||
86 | #ifdef CONFIG_AUDITSYSCALL | |
87 | struct audit_ntp_val { | |
88 | long long oldval, newval; | |
89 | }; | |
90 | ||
91 | struct audit_ntp_data { | |
92 | struct audit_ntp_val vals[AUDIT_NTP_NVALS]; | |
93 | }; | |
94 | #else | |
95 | struct audit_ntp_data {}; | |
96 | #endif | |
97 | ||
b0fed402 EP |
98 | extern int is_audit_feature_set(int which); |
99 | ||
b915543b | 100 | extern int __init audit_register_class(int class, unsigned *list); |
55669bfa | 101 | extern int audit_classify_syscall(int abi, unsigned syscall); |
e54dc243 | 102 | extern int audit_classify_arch(int arch); |
4b588411 AT |
103 | /* only for compat system calls */ |
104 | extern unsigned compat_write_class[]; | |
105 | extern unsigned compat_read_class[]; | |
106 | extern unsigned compat_dir_class[]; | |
107 | extern unsigned compat_chattr_class[]; | |
108 | extern unsigned compat_signal_class[]; | |
109 | ||
9e8beeb7 | 110 | extern int audit_classify_compat_syscall(int abi, unsigned syscall); |
78e2e802 JL |
111 | |
112 | /* audit_names->type values */ | |
113 | #define AUDIT_TYPE_UNKNOWN 0 /* we don't know yet */ | |
114 | #define AUDIT_TYPE_NORMAL 1 /* a "normal" audit record */ | |
bfcec708 | 115 | #define AUDIT_TYPE_PARENT 2 /* a parent audit record */ |
4fa6b5ec JL |
116 | #define AUDIT_TYPE_CHILD_DELETE 3 /* a child being deleted */ |
117 | #define AUDIT_TYPE_CHILD_CREATE 4 /* a child being created */ | |
78e2e802 | 118 | |
2950fa9d CG |
119 | /* maximized args number that audit_socketcall can process */ |
120 | #define AUDITSC_ARGS 6 | |
121 | ||
2e28d38a PH |
122 | /* bit values for ->signal->audit_tty */ |
123 | #define AUDIT_TTY_ENABLE BIT(0) | |
124 | #define AUDIT_TTY_LOG_PASSWD BIT(1) | |
125 | ||
91a27b2a JL |
126 | struct filename; |
127 | ||
f7859590 RGB |
128 | #define AUDIT_OFF 0 |
129 | #define AUDIT_ON 1 | |
130 | #define AUDIT_LOCKED 2 | |
96368701 PM |
131 | #ifdef CONFIG_AUDIT |
132 | /* These are defined in audit.c */ | |
133 | /* Public API */ | |
134 | extern __printf(4, 5) | |
135 | void audit_log(struct audit_context *ctx, gfp_t gfp_mask, int type, | |
136 | const char *fmt, ...); | |
137 | ||
138 | extern struct audit_buffer *audit_log_start(struct audit_context *ctx, gfp_t gfp_mask, int type); | |
139 | extern __printf(2, 3) | |
140 | void audit_log_format(struct audit_buffer *ab, const char *fmt, ...); | |
141 | extern void audit_log_end(struct audit_buffer *ab); | |
142 | extern bool audit_string_contains_control(const char *string, | |
143 | size_t len); | |
144 | extern void audit_log_n_hex(struct audit_buffer *ab, | |
145 | const unsigned char *buf, | |
146 | size_t len); | |
147 | extern void audit_log_n_string(struct audit_buffer *ab, | |
148 | const char *buf, | |
149 | size_t n); | |
150 | extern void audit_log_n_untrustedstring(struct audit_buffer *ab, | |
151 | const char *string, | |
152 | size_t n); | |
153 | extern void audit_log_untrustedstring(struct audit_buffer *ab, | |
154 | const char *string); | |
155 | extern void audit_log_d_path(struct audit_buffer *ab, | |
156 | const char *prefix, | |
157 | const struct path *path); | |
158 | extern void audit_log_key(struct audit_buffer *ab, | |
159 | char *key); | |
94b9d9b7 | 160 | extern void audit_log_link_denied(const char *operation); |
96368701 | 161 | extern void audit_log_lost(const char *message); |
96368701 PM |
162 | |
163 | extern int audit_log_task_context(struct audit_buffer *ab); | |
2a1fe215 | 164 | extern void audit_log_task_info(struct audit_buffer *ab); |
96368701 PM |
165 | |
166 | extern int audit_update_lsm_rules(void); | |
167 | ||
168 | /* Private API (for audit.c only) */ | |
45a0642b | 169 | extern int audit_rule_change(int type, int seq, void *data, size_t datasz); |
96368701 PM |
170 | extern int audit_list_rules_send(struct sk_buff *request_skb, int seq); |
171 | ||
4b7d248b RGB |
172 | extern int audit_set_loginuid(kuid_t loginuid); |
173 | ||
174 | static inline kuid_t audit_get_loginuid(struct task_struct *tsk) | |
175 | { | |
176 | return tsk->loginuid; | |
177 | } | |
178 | ||
179 | static inline unsigned int audit_get_sessionid(struct task_struct *tsk) | |
180 | { | |
181 | return tsk->sessionid; | |
182 | } | |
183 | ||
96368701 PM |
184 | extern u32 audit_enabled; |
185 | #else /* CONFIG_AUDIT */ | |
186 | static inline __printf(4, 5) | |
187 | void audit_log(struct audit_context *ctx, gfp_t gfp_mask, int type, | |
188 | const char *fmt, ...) | |
189 | { } | |
190 | static inline struct audit_buffer *audit_log_start(struct audit_context *ctx, | |
191 | gfp_t gfp_mask, int type) | |
192 | { | |
193 | return NULL; | |
194 | } | |
195 | static inline __printf(2, 3) | |
196 | void audit_log_format(struct audit_buffer *ab, const char *fmt, ...) | |
197 | { } | |
198 | static inline void audit_log_end(struct audit_buffer *ab) | |
199 | { } | |
200 | static inline void audit_log_n_hex(struct audit_buffer *ab, | |
201 | const unsigned char *buf, size_t len) | |
202 | { } | |
203 | static inline void audit_log_n_string(struct audit_buffer *ab, | |
204 | const char *buf, size_t n) | |
205 | { } | |
206 | static inline void audit_log_n_untrustedstring(struct audit_buffer *ab, | |
207 | const char *string, size_t n) | |
208 | { } | |
209 | static inline void audit_log_untrustedstring(struct audit_buffer *ab, | |
210 | const char *string) | |
211 | { } | |
212 | static inline void audit_log_d_path(struct audit_buffer *ab, | |
213 | const char *prefix, | |
214 | const struct path *path) | |
215 | { } | |
216 | static inline void audit_log_key(struct audit_buffer *ab, char *key) | |
217 | { } | |
94b9d9b7 | 218 | static inline void audit_log_link_denied(const char *string) |
96368701 | 219 | { } |
96368701 PM |
220 | static inline int audit_log_task_context(struct audit_buffer *ab) |
221 | { | |
222 | return 0; | |
223 | } | |
2a1fe215 | 224 | static inline void audit_log_task_info(struct audit_buffer *ab) |
96368701 | 225 | { } |
4b7d248b RGB |
226 | |
227 | static inline kuid_t audit_get_loginuid(struct task_struct *tsk) | |
228 | { | |
229 | return INVALID_UID; | |
230 | } | |
231 | ||
232 | static inline unsigned int audit_get_sessionid(struct task_struct *tsk) | |
233 | { | |
234 | return AUDIT_SID_UNSET; | |
235 | } | |
236 | ||
f7859590 | 237 | #define audit_enabled AUDIT_OFF |
96368701 PM |
238 | #endif /* CONFIG_AUDIT */ |
239 | ||
312103d6 | 240 | #ifdef CONFIG_AUDIT_COMPAT_GENERIC |
356750e3 EP |
241 | #define audit_is_compat(arch) (!((arch) & __AUDIT_ARCH_64BIT)) |
242 | #else | |
243 | #define audit_is_compat(arch) false | |
244 | #endif | |
245 | ||
1da177e4 | 246 | #ifdef CONFIG_AUDITSYSCALL |
a9ebe0b9 EP |
247 | #include <asm/syscall.h> /* for syscall_get_arch() */ |
248 | ||
1da177e4 LT |
249 | /* These are defined in auditsc.c */ |
250 | /* Public API */ | |
251 | extern int audit_alloc(struct task_struct *task); | |
a4ff8dba | 252 | extern void __audit_free(struct task_struct *task); |
b4f0d375 | 253 | extern void __audit_syscall_entry(int major, unsigned long a0, unsigned long a1, |
b05d8447 | 254 | unsigned long a2, unsigned long a3); |
d7e7528b | 255 | extern void __audit_syscall_exit(int ret_success, long ret_value); |
7ac86265 | 256 | extern struct filename *__audit_reusename(const __user char *uptr); |
91a27b2a | 257 | extern void __audit_getname(struct filename *name); |
79f6530c JL |
258 | |
259 | #define AUDIT_INODE_PARENT 1 /* dentry represents the parent */ | |
260 | #define AUDIT_INODE_HIDDEN 2 /* audit record should be hidden */ | |
57d46577 | 261 | #define AUDIT_INODE_NOEVAL 4 /* audit record incomplete */ |
adb5c247 | 262 | extern void __audit_inode(struct filename *name, const struct dentry *dentry, |
79f6530c | 263 | unsigned int flags); |
9f45f5bf | 264 | extern void __audit_file(const struct file *); |
d6335d77 | 265 | extern void __audit_inode_child(struct inode *parent, |
4fa6b5ec JL |
266 | const struct dentry *dentry, |
267 | const unsigned char type); | |
326bee02 | 268 | extern void audit_seccomp(unsigned long syscall, long signr, int code); |
ea6eca77 TH |
269 | extern void audit_seccomp_actions_logged(const char *names, |
270 | const char *old_names, int res); | |
a5cb013d AV |
271 | extern void __audit_ptrace(struct task_struct *t); |
272 | ||
c0b0ae8a RGB |
273 | static inline void audit_set_context(struct task_struct *task, struct audit_context *ctx) |
274 | { | |
275 | task->audit_context = ctx; | |
276 | } | |
277 | ||
cdfb6b34 RGB |
278 | static inline struct audit_context *audit_context(void) |
279 | { | |
280 | return current->audit_context; | |
281 | } | |
282 | ||
36734810 | 283 | static inline bool audit_dummy_context(void) |
d51374ad | 284 | { |
cdfb6b34 | 285 | void *p = audit_context(); |
d51374ad AV |
286 | return !p || *(int *)p; |
287 | } | |
a4ff8dba EP |
288 | static inline void audit_free(struct task_struct *task) |
289 | { | |
290 | if (unlikely(task->audit_context)) | |
291 | __audit_free(task); | |
292 | } | |
91397401 | 293 | static inline void audit_syscall_entry(int major, unsigned long a0, |
b05d8447 EP |
294 | unsigned long a1, unsigned long a2, |
295 | unsigned long a3) | |
296 | { | |
cdfb6b34 | 297 | if (unlikely(audit_context())) |
b4f0d375 | 298 | __audit_syscall_entry(major, a0, a1, a2, a3); |
b05d8447 | 299 | } |
d7e7528b EP |
300 | static inline void audit_syscall_exit(void *pt_regs) |
301 | { | |
cdfb6b34 | 302 | if (unlikely(audit_context())) { |
d7e7528b | 303 | int success = is_syscall_success(pt_regs); |
06bdadd7 | 304 | long return_code = regs_return_value(pt_regs); |
d7e7528b EP |
305 | |
306 | __audit_syscall_exit(success, return_code); | |
307 | } | |
308 | } | |
7ac86265 JL |
309 | static inline struct filename *audit_reusename(const __user char *name) |
310 | { | |
311 | if (unlikely(!audit_dummy_context())) | |
312 | return __audit_reusename(name); | |
313 | return NULL; | |
314 | } | |
91a27b2a | 315 | static inline void audit_getname(struct filename *name) |
d8945bb5 | 316 | { |
5ac3a9c2 | 317 | if (unlikely(!audit_dummy_context())) |
d8945bb5 AV |
318 | __audit_getname(name); |
319 | } | |
79f6530c JL |
320 | static inline void audit_inode(struct filename *name, |
321 | const struct dentry *dentry, | |
57d46577 | 322 | unsigned int flags) { |
79f6530c | 323 | if (unlikely(!audit_dummy_context())) { |
57d46577 RGB |
324 | unsigned int aflags = 0; |
325 | ||
326 | if (flags & LOOKUP_PARENT) | |
327 | aflags |= AUDIT_INODE_PARENT; | |
328 | if (flags & LOOKUP_NO_EVAL) | |
329 | aflags |= AUDIT_INODE_NOEVAL; | |
330 | __audit_inode(name, dentry, aflags); | |
79f6530c JL |
331 | } |
332 | } | |
9f45f5bf AV |
333 | static inline void audit_file(struct file *file) |
334 | { | |
335 | if (unlikely(!audit_dummy_context())) | |
336 | __audit_file(file); | |
337 | } | |
79f6530c JL |
338 | static inline void audit_inode_parent_hidden(struct filename *name, |
339 | const struct dentry *dentry) | |
340 | { | |
5ac3a9c2 | 341 | if (unlikely(!audit_dummy_context())) |
79f6530c JL |
342 | __audit_inode(name, dentry, |
343 | AUDIT_INODE_PARENT | AUDIT_INODE_HIDDEN); | |
73241ccc | 344 | } |
d6335d77 | 345 | static inline void audit_inode_child(struct inode *parent, |
4fa6b5ec JL |
346 | const struct dentry *dentry, |
347 | const unsigned char type) { | |
5ac3a9c2 | 348 | if (unlikely(!audit_dummy_context())) |
4fa6b5ec | 349 | __audit_inode_child(parent, dentry, type); |
73241ccc | 350 | } |
0a4ff8c2 | 351 | void audit_core_dumps(long signr); |
1da177e4 | 352 | |
a5cb013d AV |
353 | static inline void audit_ptrace(struct task_struct *t) |
354 | { | |
355 | if (unlikely(!audit_dummy_context())) | |
356 | __audit_ptrace(t); | |
357 | } | |
358 | ||
1da177e4 | 359 | /* Private API (for audit.c only) */ |
a33e6751 | 360 | extern void __audit_ipc_obj(struct kern_ipc_perm *ipcp); |
2570ebbd | 361 | extern void __audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, umode_t mode); |
d9cfea91 | 362 | extern void __audit_bprm(struct linux_binprm *bprm); |
2950fa9d | 363 | extern int __audit_socketcall(int nargs, unsigned long *args); |
07c49417 | 364 | extern int __audit_sockaddr(int len, void *addr); |
157cf649 | 365 | extern void __audit_fd_pair(int fd1, int fd2); |
df0a4283 | 366 | extern void __audit_mq_open(int oflag, umode_t mode, struct mq_attr *attr); |
b9047726 | 367 | extern void __audit_mq_sendrecv(mqd_t mqdes, size_t msg_len, unsigned int msg_prio, const struct timespec64 *abs_timeout); |
20114f71 | 368 | extern void __audit_mq_notify(mqd_t mqdes, const struct sigevent *notification); |
7392906e | 369 | extern void __audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat); |
d84f4f99 DH |
370 | extern int __audit_log_bprm_fcaps(struct linux_binprm *bprm, |
371 | const struct cred *new, | |
372 | const struct cred *old); | |
ca24a23e | 373 | extern void __audit_log_capset(const struct cred *new, const struct cred *old); |
120a795d | 374 | extern void __audit_mmap_fd(int fd, int flags); |
ca86cad7 | 375 | extern void __audit_log_kern_module(char *name); |
de8cd83e | 376 | extern void __audit_fanotify(unsigned int response); |
2d87a067 | 377 | extern void __audit_tk_injoffset(struct timespec64 offset); |
7e8eda73 | 378 | extern void __audit_ntp_log(const struct audit_ntp_data *ad); |
d8945bb5 | 379 | |
a33e6751 | 380 | static inline void audit_ipc_obj(struct kern_ipc_perm *ipcp) |
d8945bb5 | 381 | { |
5ac3a9c2 | 382 | if (unlikely(!audit_dummy_context())) |
a33e6751 | 383 | __audit_ipc_obj(ipcp); |
db349509 | 384 | } |
157cf649 | 385 | static inline void audit_fd_pair(int fd1, int fd2) |
d8945bb5 | 386 | { |
5ac3a9c2 | 387 | if (unlikely(!audit_dummy_context())) |
157cf649 | 388 | __audit_fd_pair(fd1, fd2); |
d8945bb5 | 389 | } |
2570ebbd | 390 | static inline void audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, umode_t mode) |
20ca73bc | 391 | { |
5ac3a9c2 | 392 | if (unlikely(!audit_dummy_context())) |
e816f370 | 393 | __audit_ipc_set_perm(qbytes, uid, gid, mode); |
20ca73bc | 394 | } |
9410d228 | 395 | static inline void audit_bprm(struct linux_binprm *bprm) |
07c49417 EP |
396 | { |
397 | if (unlikely(!audit_dummy_context())) | |
d9cfea91 | 398 | __audit_bprm(bprm); |
07c49417 | 399 | } |
2950fa9d | 400 | static inline int audit_socketcall(int nargs, unsigned long *args) |
07c49417 EP |
401 | { |
402 | if (unlikely(!audit_dummy_context())) | |
2950fa9d CG |
403 | return __audit_socketcall(nargs, args); |
404 | return 0; | |
07c49417 | 405 | } |
62bc306e RGB |
406 | |
407 | static inline int audit_socketcall_compat(int nargs, u32 *args) | |
408 | { | |
409 | unsigned long a[AUDITSC_ARGS]; | |
410 | int i; | |
411 | ||
412 | if (audit_dummy_context()) | |
413 | return 0; | |
414 | ||
415 | for (i = 0; i < nargs; i++) | |
416 | a[i] = (unsigned long)args[i]; | |
417 | return __audit_socketcall(nargs, a); | |
418 | } | |
419 | ||
07c49417 EP |
420 | static inline int audit_sockaddr(int len, void *addr) |
421 | { | |
422 | if (unlikely(!audit_dummy_context())) | |
423 | return __audit_sockaddr(len, addr); | |
424 | return 0; | |
425 | } | |
df0a4283 | 426 | static inline void audit_mq_open(int oflag, umode_t mode, struct mq_attr *attr) |
20ca73bc | 427 | { |
5ac3a9c2 | 428 | if (unlikely(!audit_dummy_context())) |
564f6993 | 429 | __audit_mq_open(oflag, mode, attr); |
20ca73bc | 430 | } |
b9047726 | 431 | static inline void audit_mq_sendrecv(mqd_t mqdes, size_t msg_len, unsigned int msg_prio, const struct timespec64 *abs_timeout) |
20ca73bc | 432 | { |
5ac3a9c2 | 433 | if (unlikely(!audit_dummy_context())) |
c32c8af4 | 434 | __audit_mq_sendrecv(mqdes, msg_len, msg_prio, abs_timeout); |
20ca73bc | 435 | } |
20114f71 | 436 | static inline void audit_mq_notify(mqd_t mqdes, const struct sigevent *notification) |
20ca73bc | 437 | { |
5ac3a9c2 | 438 | if (unlikely(!audit_dummy_context())) |
20114f71 | 439 | __audit_mq_notify(mqdes, notification); |
20ca73bc | 440 | } |
7392906e | 441 | static inline void audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat) |
20ca73bc | 442 | { |
5ac3a9c2 | 443 | if (unlikely(!audit_dummy_context())) |
7392906e | 444 | __audit_mq_getsetattr(mqdes, mqstat); |
20ca73bc | 445 | } |
3fc689e9 | 446 | |
d84f4f99 DH |
447 | static inline int audit_log_bprm_fcaps(struct linux_binprm *bprm, |
448 | const struct cred *new, | |
449 | const struct cred *old) | |
3fc689e9 EP |
450 | { |
451 | if (unlikely(!audit_dummy_context())) | |
d84f4f99 DH |
452 | return __audit_log_bprm_fcaps(bprm, new, old); |
453 | return 0; | |
3fc689e9 EP |
454 | } |
455 | ||
ca24a23e | 456 | static inline void audit_log_capset(const struct cred *new, |
d84f4f99 | 457 | const struct cred *old) |
e68b75a0 EP |
458 | { |
459 | if (unlikely(!audit_dummy_context())) | |
ca24a23e | 460 | __audit_log_capset(new, old); |
e68b75a0 EP |
461 | } |
462 | ||
120a795d AV |
463 | static inline void audit_mmap_fd(int fd, int flags) |
464 | { | |
465 | if (unlikely(!audit_dummy_context())) | |
466 | __audit_mmap_fd(fd, flags); | |
467 | } | |
468 | ||
ca86cad7 RGB |
469 | static inline void audit_log_kern_module(char *name) |
470 | { | |
471 | if (!audit_dummy_context()) | |
472 | __audit_log_kern_module(name); | |
473 | } | |
474 | ||
de8cd83e SG |
475 | static inline void audit_fanotify(unsigned int response) |
476 | { | |
477 | if (!audit_dummy_context()) | |
478 | __audit_fanotify(response); | |
479 | } | |
480 | ||
2d87a067 OM |
481 | static inline void audit_tk_injoffset(struct timespec64 offset) |
482 | { | |
483 | /* ignore no-op events */ | |
484 | if (offset.tv_sec == 0 && offset.tv_nsec == 0) | |
485 | return; | |
486 | ||
487 | if (!audit_dummy_context()) | |
488 | __audit_tk_injoffset(offset); | |
489 | } | |
490 | ||
7e8eda73 OM |
491 | static inline void audit_ntp_init(struct audit_ntp_data *ad) |
492 | { | |
493 | memset(ad, 0, sizeof(*ad)); | |
494 | } | |
495 | ||
496 | static inline void audit_ntp_set_old(struct audit_ntp_data *ad, | |
497 | enum audit_ntp_type type, long long val) | |
498 | { | |
499 | ad->vals[type].oldval = val; | |
500 | } | |
501 | ||
502 | static inline void audit_ntp_set_new(struct audit_ntp_data *ad, | |
503 | enum audit_ntp_type type, long long val) | |
504 | { | |
505 | ad->vals[type].newval = val; | |
506 | } | |
507 | ||
508 | static inline void audit_ntp_log(const struct audit_ntp_data *ad) | |
509 | { | |
510 | if (!audit_dummy_context()) | |
511 | __audit_ntp_log(ad); | |
512 | } | |
513 | ||
471a5c7c | 514 | extern int audit_n_rules; |
e54dc243 | 515 | extern int audit_signals; |
d7e7528b | 516 | #else /* CONFIG_AUDITSYSCALL */ |
9321d526 KC |
517 | static inline int audit_alloc(struct task_struct *task) |
518 | { | |
519 | return 0; | |
520 | } | |
521 | static inline void audit_free(struct task_struct *task) | |
522 | { } | |
91397401 | 523 | static inline void audit_syscall_entry(int major, unsigned long a0, |
9321d526 KC |
524 | unsigned long a1, unsigned long a2, |
525 | unsigned long a3) | |
526 | { } | |
527 | static inline void audit_syscall_exit(void *pt_regs) | |
528 | { } | |
36734810 | 529 | static inline bool audit_dummy_context(void) |
9321d526 | 530 | { |
36734810 | 531 | return true; |
9321d526 | 532 | } |
c0b0ae8a RGB |
533 | static inline void audit_set_context(struct task_struct *task, struct audit_context *ctx) |
534 | { } | |
cdfb6b34 RGB |
535 | static inline struct audit_context *audit_context(void) |
536 | { | |
537 | return NULL; | |
538 | } | |
7ac86265 JL |
539 | static inline struct filename *audit_reusename(const __user char *name) |
540 | { | |
541 | return NULL; | |
542 | } | |
91a27b2a | 543 | static inline void audit_getname(struct filename *name) |
9321d526 | 544 | { } |
adb5c247 JL |
545 | static inline void __audit_inode(struct filename *name, |
546 | const struct dentry *dentry, | |
79f6530c | 547 | unsigned int flags) |
9321d526 | 548 | { } |
d6335d77 | 549 | static inline void __audit_inode_child(struct inode *parent, |
4fa6b5ec JL |
550 | const struct dentry *dentry, |
551 | const unsigned char type) | |
9321d526 | 552 | { } |
adb5c247 JL |
553 | static inline void audit_inode(struct filename *name, |
554 | const struct dentry *dentry, | |
bfcec708 | 555 | unsigned int parent) |
9321d526 | 556 | { } |
9f45f5bf AV |
557 | static inline void audit_file(struct file *file) |
558 | { | |
559 | } | |
79f6530c JL |
560 | static inline void audit_inode_parent_hidden(struct filename *name, |
561 | const struct dentry *dentry) | |
562 | { } | |
d6335d77 | 563 | static inline void audit_inode_child(struct inode *parent, |
4fa6b5ec JL |
564 | const struct dentry *dentry, |
565 | const unsigned char type) | |
9321d526 KC |
566 | { } |
567 | static inline void audit_core_dumps(long signr) | |
568 | { } | |
9321d526 KC |
569 | static inline void audit_seccomp(unsigned long syscall, long signr, int code) |
570 | { } | |
ea6eca77 TH |
571 | static inline void audit_seccomp_actions_logged(const char *names, |
572 | const char *old_names, int res) | |
573 | { } | |
9321d526 KC |
574 | static inline void audit_ipc_obj(struct kern_ipc_perm *ipcp) |
575 | { } | |
576 | static inline void audit_ipc_set_perm(unsigned long qbytes, uid_t uid, | |
577 | gid_t gid, umode_t mode) | |
578 | { } | |
9410d228 RGB |
579 | static inline void audit_bprm(struct linux_binprm *bprm) |
580 | { } | |
2950fa9d CG |
581 | static inline int audit_socketcall(int nargs, unsigned long *args) |
582 | { | |
583 | return 0; | |
584 | } | |
62bc306e RGB |
585 | |
586 | static inline int audit_socketcall_compat(int nargs, u32 *args) | |
587 | { | |
588 | return 0; | |
589 | } | |
590 | ||
9321d526 KC |
591 | static inline void audit_fd_pair(int fd1, int fd2) |
592 | { } | |
593 | static inline int audit_sockaddr(int len, void *addr) | |
594 | { | |
595 | return 0; | |
596 | } | |
597 | static inline void audit_mq_open(int oflag, umode_t mode, struct mq_attr *attr) | |
598 | { } | |
599 | static inline void audit_mq_sendrecv(mqd_t mqdes, size_t msg_len, | |
600 | unsigned int msg_prio, | |
b9047726 | 601 | const struct timespec64 *abs_timeout) |
9321d526 KC |
602 | { } |
603 | static inline void audit_mq_notify(mqd_t mqdes, | |
604 | const struct sigevent *notification) | |
605 | { } | |
606 | static inline void audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat) | |
607 | { } | |
608 | static inline int audit_log_bprm_fcaps(struct linux_binprm *bprm, | |
609 | const struct cred *new, | |
610 | const struct cred *old) | |
611 | { | |
612 | return 0; | |
613 | } | |
ca24a23e EB |
614 | static inline void audit_log_capset(const struct cred *new, |
615 | const struct cred *old) | |
9321d526 KC |
616 | { } |
617 | static inline void audit_mmap_fd(int fd, int flags) | |
618 | { } | |
ca86cad7 RGB |
619 | |
620 | static inline void audit_log_kern_module(char *name) | |
621 | { | |
622 | } | |
623 | ||
de8cd83e SG |
624 | static inline void audit_fanotify(unsigned int response) |
625 | { } | |
626 | ||
2d87a067 OM |
627 | static inline void audit_tk_injoffset(struct timespec64 offset) |
628 | { } | |
629 | ||
7e8eda73 OM |
630 | static inline void audit_ntp_init(struct audit_ntp_data *ad) |
631 | { } | |
632 | ||
633 | static inline void audit_ntp_set_old(struct audit_ntp_data *ad, | |
634 | enum audit_ntp_type type, long long val) | |
635 | { } | |
636 | ||
637 | static inline void audit_ntp_set_new(struct audit_ntp_data *ad, | |
638 | enum audit_ntp_type type, long long val) | |
639 | { } | |
640 | ||
641 | static inline void audit_ntp_log(const struct audit_ntp_data *ad) | |
642 | { } | |
643 | ||
9321d526 KC |
644 | static inline void audit_ptrace(struct task_struct *t) |
645 | { } | |
471a5c7c | 646 | #define audit_n_rules 0 |
e54dc243 | 647 | #define audit_signals 0 |
d7e7528b | 648 | #endif /* CONFIG_AUDITSYSCALL */ |
1da177e4 | 649 | |
780a7654 EB |
650 | static inline bool audit_loginuid_set(struct task_struct *tsk) |
651 | { | |
652 | return uid_valid(audit_get_loginuid(tsk)); | |
653 | } | |
654 | ||
9321d526 KC |
655 | static inline void audit_log_string(struct audit_buffer *ab, const char *buf) |
656 | { | |
657 | audit_log_n_string(ab, buf, strlen(buf)); | |
658 | } | |
659 | ||
1da177e4 | 660 | #endif |