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1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/* audit.h -- Auditing support
3 *
4 * Copyright 2003-2004 Red Hat Inc., Durham, North Carolina.
5 * All Rights Reserved.
6 *
7 * Written by Rickard E. (Rik) Faith <faith@redhat.com>
8 */
9#ifndef _LINUX_AUDIT_H_
10#define _LINUX_AUDIT_H_
11
12#include <linux/sched.h>
13#include <linux/ptrace.h>
14#include <linux/audit_arch.h>
15#include <uapi/linux/audit.h>
16#include <uapi/linux/netfilter/nf_tables.h>
17
18#define AUDIT_INO_UNSET ((unsigned long)-1)
19#define AUDIT_DEV_UNSET ((dev_t)-1)
20
21struct audit_sig_info {
22 uid_t uid;
23 pid_t pid;
24 char ctx[];
25};
26
27struct audit_buffer;
28struct audit_context;
29struct inode;
30struct netlink_skb_parms;
31struct path;
32struct linux_binprm;
33struct mq_attr;
34struct mqstat;
35struct audit_watch;
36struct audit_tree;
37struct sk_buff;
38
39struct audit_krule {
40 u32 pflags;
41 u32 flags;
42 u32 listnr;
43 u32 action;
44 u32 mask[AUDIT_BITMASK_SIZE];
45 u32 buflen; /* for data alloc on list rules */
46 u32 field_count;
47 char *filterkey; /* ties events to rules */
48 struct audit_field *fields;
49 struct audit_field *arch_f; /* quick access to arch field */
50 struct audit_field *inode_f; /* quick access to an inode field */
51 struct audit_watch *watch; /* associated watch */
52 struct audit_tree *tree; /* associated watched tree */
53 struct audit_fsnotify_mark *exe;
54 struct list_head rlist; /* entry in audit_{watch,tree}.rules list */
55 struct list_head list; /* for AUDIT_LIST* purposes only */
56 u64 prio;
57};
58
59/* Flag to indicate legacy AUDIT_LOGINUID unset usage */
60#define AUDIT_LOGINUID_LEGACY 0x1
61
62struct audit_field {
63 u32 type;
64 union {
65 u32 val;
66 kuid_t uid;
67 kgid_t gid;
68 struct {
69 char *lsm_str;
70 void *lsm_rule;
71 };
72 };
73 u32 op;
74};
75
76enum audit_ntp_type {
77 AUDIT_NTP_OFFSET,
78 AUDIT_NTP_FREQ,
79 AUDIT_NTP_STATUS,
80 AUDIT_NTP_TAI,
81 AUDIT_NTP_TICK,
82 AUDIT_NTP_ADJUST,
83
84 AUDIT_NTP_NVALS /* count */
85};
86
87#ifdef CONFIG_AUDITSYSCALL
88struct audit_ntp_val {
89 long long oldval, newval;
90};
91
92struct audit_ntp_data {
93 struct audit_ntp_val vals[AUDIT_NTP_NVALS];
94};
95#else
96struct audit_ntp_data {};
97#endif
98
99enum audit_nfcfgop {
100 AUDIT_XT_OP_REGISTER,
101 AUDIT_XT_OP_REPLACE,
102 AUDIT_XT_OP_UNREGISTER,
103 AUDIT_NFT_OP_TABLE_REGISTER,
104 AUDIT_NFT_OP_TABLE_UNREGISTER,
105 AUDIT_NFT_OP_CHAIN_REGISTER,
106 AUDIT_NFT_OP_CHAIN_UNREGISTER,
107 AUDIT_NFT_OP_RULE_REGISTER,
108 AUDIT_NFT_OP_RULE_UNREGISTER,
109 AUDIT_NFT_OP_SET_REGISTER,
110 AUDIT_NFT_OP_SET_UNREGISTER,
111 AUDIT_NFT_OP_SETELEM_REGISTER,
112 AUDIT_NFT_OP_SETELEM_UNREGISTER,
113 AUDIT_NFT_OP_GEN_REGISTER,
114 AUDIT_NFT_OP_OBJ_REGISTER,
115 AUDIT_NFT_OP_OBJ_UNREGISTER,
116 AUDIT_NFT_OP_OBJ_RESET,
117 AUDIT_NFT_OP_FLOWTABLE_REGISTER,
118 AUDIT_NFT_OP_FLOWTABLE_UNREGISTER,
119 AUDIT_NFT_OP_INVALID,
120};
121
122extern int is_audit_feature_set(int which);
123
124extern int __init audit_register_class(int class, unsigned *list);
125extern int audit_classify_syscall(int abi, unsigned syscall);
126extern int audit_classify_arch(int arch);
127/* only for compat system calls */
128extern unsigned compat_write_class[];
129extern unsigned compat_read_class[];
130extern unsigned compat_dir_class[];
131extern unsigned compat_chattr_class[];
132extern unsigned compat_signal_class[];
133
134extern int audit_classify_compat_syscall(int abi, unsigned syscall);
135
136/* audit_names->type values */
137#define AUDIT_TYPE_UNKNOWN 0 /* we don't know yet */
138#define AUDIT_TYPE_NORMAL 1 /* a "normal" audit record */
139#define AUDIT_TYPE_PARENT 2 /* a parent audit record */
140#define AUDIT_TYPE_CHILD_DELETE 3 /* a child being deleted */
141#define AUDIT_TYPE_CHILD_CREATE 4 /* a child being created */
142
143/* maximized args number that audit_socketcall can process */
144#define AUDITSC_ARGS 6
145
146/* bit values for ->signal->audit_tty */
147#define AUDIT_TTY_ENABLE BIT(0)
148#define AUDIT_TTY_LOG_PASSWD BIT(1)
149
150struct filename;
151
152#define AUDIT_OFF 0
153#define AUDIT_ON 1
154#define AUDIT_LOCKED 2
155#ifdef CONFIG_AUDIT
156/* These are defined in audit.c */
157 /* Public API */
158extern __printf(4, 5)
159void audit_log(struct audit_context *ctx, gfp_t gfp_mask, int type,
160 const char *fmt, ...);
161
162extern struct audit_buffer *audit_log_start(struct audit_context *ctx, gfp_t gfp_mask, int type);
163extern __printf(2, 3)
164void audit_log_format(struct audit_buffer *ab, const char *fmt, ...);
165extern void audit_log_end(struct audit_buffer *ab);
166extern bool audit_string_contains_control(const char *string,
167 size_t len);
168extern void audit_log_n_hex(struct audit_buffer *ab,
169 const unsigned char *buf,
170 size_t len);
171extern void audit_log_n_string(struct audit_buffer *ab,
172 const char *buf,
173 size_t n);
174extern void audit_log_n_untrustedstring(struct audit_buffer *ab,
175 const char *string,
176 size_t n);
177extern void audit_log_untrustedstring(struct audit_buffer *ab,
178 const char *string);
179extern void audit_log_d_path(struct audit_buffer *ab,
180 const char *prefix,
181 const struct path *path);
182extern void audit_log_key(struct audit_buffer *ab,
183 char *key);
184extern void audit_log_path_denied(int type,
185 const char *operation);
186extern void audit_log_lost(const char *message);
187
188extern int audit_log_task_context(struct audit_buffer *ab);
189extern void audit_log_task_info(struct audit_buffer *ab);
190
191extern int audit_update_lsm_rules(void);
192
193 /* Private API (for audit.c only) */
194extern int audit_rule_change(int type, int seq, void *data, size_t datasz);
195extern int audit_list_rules_send(struct sk_buff *request_skb, int seq);
196
197extern int audit_set_loginuid(kuid_t loginuid);
198
199static inline kuid_t audit_get_loginuid(struct task_struct *tsk)
200{
201 return tsk->loginuid;
202}
203
204static inline unsigned int audit_get_sessionid(struct task_struct *tsk)
205{
206 return tsk->sessionid;
207}
208
209extern u32 audit_enabled;
210
211extern int audit_signal_info(int sig, struct task_struct *t);
212
213#else /* CONFIG_AUDIT */
214static inline __printf(4, 5)
215void audit_log(struct audit_context *ctx, gfp_t gfp_mask, int type,
216 const char *fmt, ...)
217{ }
218static inline struct audit_buffer *audit_log_start(struct audit_context *ctx,
219 gfp_t gfp_mask, int type)
220{
221 return NULL;
222}
223static inline __printf(2, 3)
224void audit_log_format(struct audit_buffer *ab, const char *fmt, ...)
225{ }
226static inline void audit_log_end(struct audit_buffer *ab)
227{ }
228static inline void audit_log_n_hex(struct audit_buffer *ab,
229 const unsigned char *buf, size_t len)
230{ }
231static inline void audit_log_n_string(struct audit_buffer *ab,
232 const char *buf, size_t n)
233{ }
234static inline void audit_log_n_untrustedstring(struct audit_buffer *ab,
235 const char *string, size_t n)
236{ }
237static inline void audit_log_untrustedstring(struct audit_buffer *ab,
238 const char *string)
239{ }
240static inline void audit_log_d_path(struct audit_buffer *ab,
241 const char *prefix,
242 const struct path *path)
243{ }
244static inline void audit_log_key(struct audit_buffer *ab, char *key)
245{ }
246static inline void audit_log_path_denied(int type, const char *operation)
247{ }
248static inline int audit_log_task_context(struct audit_buffer *ab)
249{
250 return 0;
251}
252static inline void audit_log_task_info(struct audit_buffer *ab)
253{ }
254
255static inline kuid_t audit_get_loginuid(struct task_struct *tsk)
256{
257 return INVALID_UID;
258}
259
260static inline unsigned int audit_get_sessionid(struct task_struct *tsk)
261{
262 return AUDIT_SID_UNSET;
263}
264
265#define audit_enabled AUDIT_OFF
266
267static inline int audit_signal_info(int sig, struct task_struct *t)
268{
269 return 0;
270}
271
272#endif /* CONFIG_AUDIT */
273
274#ifdef CONFIG_AUDIT_COMPAT_GENERIC
275#define audit_is_compat(arch) (!((arch) & __AUDIT_ARCH_64BIT))
276#else
277#define audit_is_compat(arch) false
278#endif
279
280#define AUDIT_INODE_PARENT 1 /* dentry represents the parent */
281#define AUDIT_INODE_HIDDEN 2 /* audit record should be hidden */
282#define AUDIT_INODE_NOEVAL 4 /* audit record incomplete */
283
284#ifdef CONFIG_AUDITSYSCALL
285#include <asm/syscall.h> /* for syscall_get_arch() */
286
287/* These are defined in auditsc.c */
288 /* Public API */
289extern int audit_alloc(struct task_struct *task);
290extern int audit_alloc_kernel(struct task_struct *task);
291extern void __audit_free(struct task_struct *task);
292extern void __audit_uring_entry(u8 op);
293extern void __audit_uring_exit(int success, long code);
294extern void __audit_syscall_entry(int major, unsigned long a0, unsigned long a1,
295 unsigned long a2, unsigned long a3);
296extern void __audit_syscall_exit(int ret_success, long ret_value);
297extern struct filename *__audit_reusename(const __user char *uptr);
298extern void __audit_getname(struct filename *name);
299extern void __audit_inode(struct filename *name, const struct dentry *dentry,
300 unsigned int flags);
301extern void __audit_file(const struct file *);
302extern void __audit_inode_child(struct inode *parent,
303 const struct dentry *dentry,
304 const unsigned char type);
305extern void audit_seccomp(unsigned long syscall, long signr, int code);
306extern void audit_seccomp_actions_logged(const char *names,
307 const char *old_names, int res);
308extern void __audit_ptrace(struct task_struct *t);
309
310static inline void audit_set_context(struct task_struct *task, struct audit_context *ctx)
311{
312 task->audit_context = ctx;
313}
314
315static inline struct audit_context *audit_context(void)
316{
317 return current->audit_context;
318}
319
320static inline bool audit_dummy_context(void)
321{
322 void *p = audit_context();
323 return !p || *(int *)p;
324}
325static inline void audit_free(struct task_struct *task)
326{
327 if (unlikely(task->audit_context))
328 __audit_free(task);
329}
330static inline void audit_uring_entry(u8 op)
331{
332 /*
333 * We intentionally check audit_context() before audit_enabled as most
334 * Linux systems (as of ~2021) rely on systemd which forces audit to
335 * be enabled regardless of the user's audit configuration.
336 */
337 if (unlikely(audit_context() && audit_enabled))
338 __audit_uring_entry(op);
339}
340static inline void audit_uring_exit(int success, long code)
341{
342 if (unlikely(audit_context()))
343 __audit_uring_exit(success, code);
344}
345static inline void audit_syscall_entry(int major, unsigned long a0,
346 unsigned long a1, unsigned long a2,
347 unsigned long a3)
348{
349 if (unlikely(audit_context()))
350 __audit_syscall_entry(major, a0, a1, a2, a3);
351}
352static inline void audit_syscall_exit(void *pt_regs)
353{
354 if (unlikely(audit_context())) {
355 int success = is_syscall_success(pt_regs);
356 long return_code = regs_return_value(pt_regs);
357
358 __audit_syscall_exit(success, return_code);
359 }
360}
361static inline struct filename *audit_reusename(const __user char *name)
362{
363 if (unlikely(!audit_dummy_context()))
364 return __audit_reusename(name);
365 return NULL;
366}
367static inline void audit_getname(struct filename *name)
368{
369 if (unlikely(!audit_dummy_context()))
370 __audit_getname(name);
371}
372static inline void audit_inode(struct filename *name,
373 const struct dentry *dentry,
374 unsigned int aflags) {
375 if (unlikely(!audit_dummy_context()))
376 __audit_inode(name, dentry, aflags);
377}
378static inline void audit_file(struct file *file)
379{
380 if (unlikely(!audit_dummy_context()))
381 __audit_file(file);
382}
383static inline void audit_inode_parent_hidden(struct filename *name,
384 const struct dentry *dentry)
385{
386 if (unlikely(!audit_dummy_context()))
387 __audit_inode(name, dentry,
388 AUDIT_INODE_PARENT | AUDIT_INODE_HIDDEN);
389}
390static inline void audit_inode_child(struct inode *parent,
391 const struct dentry *dentry,
392 const unsigned char type) {
393 if (unlikely(!audit_dummy_context()))
394 __audit_inode_child(parent, dentry, type);
395}
396void audit_core_dumps(long signr);
397
398static inline void audit_ptrace(struct task_struct *t)
399{
400 if (unlikely(!audit_dummy_context()))
401 __audit_ptrace(t);
402}
403
404 /* Private API (for audit.c only) */
405extern void __audit_ipc_obj(struct kern_ipc_perm *ipcp);
406extern void __audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, umode_t mode);
407extern void __audit_bprm(struct linux_binprm *bprm);
408extern int __audit_socketcall(int nargs, unsigned long *args);
409extern int __audit_sockaddr(int len, void *addr);
410extern void __audit_fd_pair(int fd1, int fd2);
411extern void __audit_mq_open(int oflag, umode_t mode, struct mq_attr *attr);
412extern void __audit_mq_sendrecv(mqd_t mqdes, size_t msg_len, unsigned int msg_prio, const struct timespec64 *abs_timeout);
413extern void __audit_mq_notify(mqd_t mqdes, const struct sigevent *notification);
414extern void __audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat);
415extern int __audit_log_bprm_fcaps(struct linux_binprm *bprm,
416 const struct cred *new,
417 const struct cred *old);
418extern void __audit_log_capset(const struct cred *new, const struct cred *old);
419extern void __audit_mmap_fd(int fd, int flags);
420extern void __audit_openat2_how(struct open_how *how);
421extern void __audit_log_kern_module(char *name);
422extern void __audit_fanotify(unsigned int response);
423extern void __audit_tk_injoffset(struct timespec64 offset);
424extern void __audit_ntp_log(const struct audit_ntp_data *ad);
425extern void __audit_log_nfcfg(const char *name, u8 af, unsigned int nentries,
426 enum audit_nfcfgop op, gfp_t gfp);
427
428static inline void audit_ipc_obj(struct kern_ipc_perm *ipcp)
429{
430 if (unlikely(!audit_dummy_context()))
431 __audit_ipc_obj(ipcp);
432}
433static inline void audit_fd_pair(int fd1, int fd2)
434{
435 if (unlikely(!audit_dummy_context()))
436 __audit_fd_pair(fd1, fd2);
437}
438static inline void audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, umode_t mode)
439{
440 if (unlikely(!audit_dummy_context()))
441 __audit_ipc_set_perm(qbytes, uid, gid, mode);
442}
443static inline void audit_bprm(struct linux_binprm *bprm)
444{
445 if (unlikely(!audit_dummy_context()))
446 __audit_bprm(bprm);
447}
448static inline int audit_socketcall(int nargs, unsigned long *args)
449{
450 if (unlikely(!audit_dummy_context()))
451 return __audit_socketcall(nargs, args);
452 return 0;
453}
454
455static inline int audit_socketcall_compat(int nargs, u32 *args)
456{
457 unsigned long a[AUDITSC_ARGS];
458 int i;
459
460 if (audit_dummy_context())
461 return 0;
462
463 for (i = 0; i < nargs; i++)
464 a[i] = (unsigned long)args[i];
465 return __audit_socketcall(nargs, a);
466}
467
468static inline int audit_sockaddr(int len, void *addr)
469{
470 if (unlikely(!audit_dummy_context()))
471 return __audit_sockaddr(len, addr);
472 return 0;
473}
474static inline void audit_mq_open(int oflag, umode_t mode, struct mq_attr *attr)
475{
476 if (unlikely(!audit_dummy_context()))
477 __audit_mq_open(oflag, mode, attr);
478}
479static inline void audit_mq_sendrecv(mqd_t mqdes, size_t msg_len, unsigned int msg_prio, const struct timespec64 *abs_timeout)
480{
481 if (unlikely(!audit_dummy_context()))
482 __audit_mq_sendrecv(mqdes, msg_len, msg_prio, abs_timeout);
483}
484static inline void audit_mq_notify(mqd_t mqdes, const struct sigevent *notification)
485{
486 if (unlikely(!audit_dummy_context()))
487 __audit_mq_notify(mqdes, notification);
488}
489static inline void audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat)
490{
491 if (unlikely(!audit_dummy_context()))
492 __audit_mq_getsetattr(mqdes, mqstat);
493}
494
495static inline int audit_log_bprm_fcaps(struct linux_binprm *bprm,
496 const struct cred *new,
497 const struct cred *old)
498{
499 if (unlikely(!audit_dummy_context()))
500 return __audit_log_bprm_fcaps(bprm, new, old);
501 return 0;
502}
503
504static inline void audit_log_capset(const struct cred *new,
505 const struct cred *old)
506{
507 if (unlikely(!audit_dummy_context()))
508 __audit_log_capset(new, old);
509}
510
511static inline void audit_mmap_fd(int fd, int flags)
512{
513 if (unlikely(!audit_dummy_context()))
514 __audit_mmap_fd(fd, flags);
515}
516
517static inline void audit_openat2_how(struct open_how *how)
518{
519 if (unlikely(!audit_dummy_context()))
520 __audit_openat2_how(how);
521}
522
523static inline void audit_log_kern_module(char *name)
524{
525 if (!audit_dummy_context())
526 __audit_log_kern_module(name);
527}
528
529static inline void audit_fanotify(unsigned int response)
530{
531 if (!audit_dummy_context())
532 __audit_fanotify(response);
533}
534
535static inline void audit_tk_injoffset(struct timespec64 offset)
536{
537 /* ignore no-op events */
538 if (offset.tv_sec == 0 && offset.tv_nsec == 0)
539 return;
540
541 if (!audit_dummy_context())
542 __audit_tk_injoffset(offset);
543}
544
545static inline void audit_ntp_init(struct audit_ntp_data *ad)
546{
547 memset(ad, 0, sizeof(*ad));
548}
549
550static inline void audit_ntp_set_old(struct audit_ntp_data *ad,
551 enum audit_ntp_type type, long long val)
552{
553 ad->vals[type].oldval = val;
554}
555
556static inline void audit_ntp_set_new(struct audit_ntp_data *ad,
557 enum audit_ntp_type type, long long val)
558{
559 ad->vals[type].newval = val;
560}
561
562static inline void audit_ntp_log(const struct audit_ntp_data *ad)
563{
564 if (!audit_dummy_context())
565 __audit_ntp_log(ad);
566}
567
568static inline void audit_log_nfcfg(const char *name, u8 af,
569 unsigned int nentries,
570 enum audit_nfcfgop op, gfp_t gfp)
571{
572 if (audit_enabled)
573 __audit_log_nfcfg(name, af, nentries, op, gfp);
574}
575
576extern int audit_n_rules;
577extern int audit_signals;
578#else /* CONFIG_AUDITSYSCALL */
579static inline int audit_alloc(struct task_struct *task)
580{
581 return 0;
582}
583static inline int audit_alloc_kernel(struct task_struct *task)
584{
585 return 0;
586}
587static inline void audit_free(struct task_struct *task)
588{ }
589static inline void audit_uring_entry(u8 op)
590{ }
591static inline void audit_uring_exit(int success, long code)
592{ }
593static inline void audit_syscall_entry(int major, unsigned long a0,
594 unsigned long a1, unsigned long a2,
595 unsigned long a3)
596{ }
597static inline void audit_syscall_exit(void *pt_regs)
598{ }
599static inline bool audit_dummy_context(void)
600{
601 return true;
602}
603static inline void audit_set_context(struct task_struct *task, struct audit_context *ctx)
604{ }
605static inline struct audit_context *audit_context(void)
606{
607 return NULL;
608}
609static inline struct filename *audit_reusename(const __user char *name)
610{
611 return NULL;
612}
613static inline void audit_getname(struct filename *name)
614{ }
615static inline void audit_inode(struct filename *name,
616 const struct dentry *dentry,
617 unsigned int aflags)
618{ }
619static inline void audit_file(struct file *file)
620{
621}
622static inline void audit_inode_parent_hidden(struct filename *name,
623 const struct dentry *dentry)
624{ }
625static inline void audit_inode_child(struct inode *parent,
626 const struct dentry *dentry,
627 const unsigned char type)
628{ }
629static inline void audit_core_dumps(long signr)
630{ }
631static inline void audit_seccomp(unsigned long syscall, long signr, int code)
632{ }
633static inline void audit_seccomp_actions_logged(const char *names,
634 const char *old_names, int res)
635{ }
636static inline void audit_ipc_obj(struct kern_ipc_perm *ipcp)
637{ }
638static inline void audit_ipc_set_perm(unsigned long qbytes, uid_t uid,
639 gid_t gid, umode_t mode)
640{ }
641static inline void audit_bprm(struct linux_binprm *bprm)
642{ }
643static inline int audit_socketcall(int nargs, unsigned long *args)
644{
645 return 0;
646}
647
648static inline int audit_socketcall_compat(int nargs, u32 *args)
649{
650 return 0;
651}
652
653static inline void audit_fd_pair(int fd1, int fd2)
654{ }
655static inline int audit_sockaddr(int len, void *addr)
656{
657 return 0;
658}
659static inline void audit_mq_open(int oflag, umode_t mode, struct mq_attr *attr)
660{ }
661static inline void audit_mq_sendrecv(mqd_t mqdes, size_t msg_len,
662 unsigned int msg_prio,
663 const struct timespec64 *abs_timeout)
664{ }
665static inline void audit_mq_notify(mqd_t mqdes,
666 const struct sigevent *notification)
667{ }
668static inline void audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat)
669{ }
670static inline int audit_log_bprm_fcaps(struct linux_binprm *bprm,
671 const struct cred *new,
672 const struct cred *old)
673{
674 return 0;
675}
676static inline void audit_log_capset(const struct cred *new,
677 const struct cred *old)
678{ }
679static inline void audit_mmap_fd(int fd, int flags)
680{ }
681
682static inline void audit_openat2_how(struct open_how *how)
683{ }
684
685static inline void audit_log_kern_module(char *name)
686{
687}
688
689static inline void audit_fanotify(unsigned int response)
690{ }
691
692static inline void audit_tk_injoffset(struct timespec64 offset)
693{ }
694
695static inline void audit_ntp_init(struct audit_ntp_data *ad)
696{ }
697
698static inline void audit_ntp_set_old(struct audit_ntp_data *ad,
699 enum audit_ntp_type type, long long val)
700{ }
701
702static inline void audit_ntp_set_new(struct audit_ntp_data *ad,
703 enum audit_ntp_type type, long long val)
704{ }
705
706static inline void audit_ntp_log(const struct audit_ntp_data *ad)
707{ }
708
709static inline void audit_ptrace(struct task_struct *t)
710{ }
711
712static inline void audit_log_nfcfg(const char *name, u8 af,
713 unsigned int nentries,
714 enum audit_nfcfgop op, gfp_t gfp)
715{ }
716
717#define audit_n_rules 0
718#define audit_signals 0
719#endif /* CONFIG_AUDITSYSCALL */
720
721static inline bool audit_loginuid_set(struct task_struct *tsk)
722{
723 return uid_valid(audit_get_loginuid(tsk));
724}
725
726#endif