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