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/fanotify.h> 17 18 #define AUDIT_INO_UNSET ((unsigned long)-1) 19 #define AUDIT_DEV_UNSET ((dev_t)-1) 20 21 struct audit_sig_info { 22 uid_t uid; 23 pid_t pid; 24 char ctx[]; 25 }; 26 27 struct audit_buffer; 28 struct audit_context; 29 struct inode; 30 struct netlink_skb_parms; 31 struct path; 32 struct linux_binprm; 33 struct mq_attr; 34 struct mqstat; 35 struct audit_watch; 36 struct audit_tree; 37 struct sk_buff; 38 struct kern_ipc_perm; 39 struct lsm_id; 40 struct lsm_prop; 41 42 struct audit_krule { 43 u32 pflags; 44 u32 flags; 45 u32 listnr; 46 u32 action; 47 u32 mask[AUDIT_BITMASK_SIZE]; 48 u32 buflen; /* for data alloc on list rules */ 49 u32 field_count; 50 char *filterkey; /* ties events to rules */ 51 struct audit_field *fields; 52 struct audit_field *arch_f; /* quick access to arch field */ 53 struct audit_field *inode_f; /* quick access to an inode field */ 54 struct audit_watch *watch; /* associated watch */ 55 struct audit_tree *tree; /* associated watched tree */ 56 struct audit_fsnotify_mark *exe; 57 struct list_head rlist; /* entry in audit_{watch,tree}.rules list */ 58 struct list_head list; /* for AUDIT_LIST* purposes only */ 59 u64 prio; 60 }; 61 62 /* Flag to indicate legacy AUDIT_LOGINUID unset usage */ 63 #define AUDIT_LOGINUID_LEGACY 0x1 64 65 struct audit_field { 66 u32 type; 67 union { 68 u32 val; 69 kuid_t uid; 70 kgid_t gid; 71 struct { 72 char *lsm_str; 73 void *lsm_rule; 74 }; 75 }; 76 u32 op; 77 }; 78 79 enum audit_ntp_type { 80 AUDIT_NTP_OFFSET, 81 AUDIT_NTP_FREQ, 82 AUDIT_NTP_STATUS, 83 AUDIT_NTP_TAI, 84 AUDIT_NTP_TICK, 85 AUDIT_NTP_ADJUST, 86 87 AUDIT_NTP_NVALS /* count */ 88 }; 89 90 #ifdef CONFIG_AUDITSYSCALL 91 struct audit_ntp_val { 92 long long oldval, newval; 93 }; 94 95 struct audit_ntp_data { 96 struct audit_ntp_val vals[AUDIT_NTP_NVALS]; 97 }; 98 #else 99 struct audit_ntp_data {}; 100 #endif 101 102 enum audit_nfcfgop { 103 AUDIT_XT_OP_REGISTER, 104 AUDIT_XT_OP_REPLACE, 105 AUDIT_XT_OP_UNREGISTER, 106 AUDIT_NFT_OP_TABLE_REGISTER, 107 AUDIT_NFT_OP_TABLE_UNREGISTER, 108 AUDIT_NFT_OP_CHAIN_REGISTER, 109 AUDIT_NFT_OP_CHAIN_UNREGISTER, 110 AUDIT_NFT_OP_RULE_REGISTER, 111 AUDIT_NFT_OP_RULE_UNREGISTER, 112 AUDIT_NFT_OP_SET_REGISTER, 113 AUDIT_NFT_OP_SET_UNREGISTER, 114 AUDIT_NFT_OP_SETELEM_REGISTER, 115 AUDIT_NFT_OP_SETELEM_UNREGISTER, 116 AUDIT_NFT_OP_GEN_REGISTER, 117 AUDIT_NFT_OP_OBJ_REGISTER, 118 AUDIT_NFT_OP_OBJ_UNREGISTER, 119 AUDIT_NFT_OP_OBJ_RESET, 120 AUDIT_NFT_OP_FLOWTABLE_REGISTER, 121 AUDIT_NFT_OP_FLOWTABLE_UNREGISTER, 122 AUDIT_NFT_OP_SETELEM_RESET, 123 AUDIT_NFT_OP_RULE_RESET, 124 AUDIT_NFT_OP_INVALID, 125 }; 126 127 extern int __init audit_register_class(int class, unsigned *list); 128 extern int audit_classify_syscall(int abi, unsigned syscall); 129 extern int audit_classify_arch(int arch); 130 131 /* audit_names->type values */ 132 #define AUDIT_TYPE_UNKNOWN 0 /* we don't know yet */ 133 #define AUDIT_TYPE_NORMAL 1 /* a "normal" audit record */ 134 #define AUDIT_TYPE_PARENT 2 /* a parent audit record */ 135 #define AUDIT_TYPE_CHILD_DELETE 3 /* a child being deleted */ 136 #define AUDIT_TYPE_CHILD_CREATE 4 /* a child being created */ 137 138 /* maximized args number that audit_socketcall can process */ 139 #define AUDITSC_ARGS 6 140 141 /* bit values for ->signal->audit_tty */ 142 #define AUDIT_TTY_ENABLE BIT(0) 143 #define AUDIT_TTY_LOG_PASSWD BIT(1) 144 145 /* bit values for audit_cfg_lsm */ 146 #define AUDIT_CFG_LSM_SECCTX_SUBJECT BIT(0) 147 #define AUDIT_CFG_LSM_SECCTX_OBJECT BIT(1) 148 149 struct filename; 150 151 #define AUDIT_OFF 0 152 #define AUDIT_ON 1 153 #define AUDIT_LOCKED 2 154 #ifdef CONFIG_AUDIT 155 /* These are defined in audit.c */ 156 /* Public API */ 157 extern __printf(4, 5) 158 void audit_log(struct audit_context *ctx, gfp_t gfp_mask, int type, 159 const char *fmt, ...); 160 161 extern struct audit_buffer *audit_log_start(struct audit_context *ctx, gfp_t gfp_mask, int type); 162 extern __printf(2, 3) 163 void audit_log_format(struct audit_buffer *ab, const char *fmt, ...); 164 extern void audit_log_end(struct audit_buffer *ab); 165 extern bool audit_string_contains_control(const char *string, 166 size_t len); 167 extern void audit_log_n_hex(struct audit_buffer *ab, 168 const unsigned char *buf, 169 size_t len); 170 extern void audit_log_n_string(struct audit_buffer *ab, 171 const char *buf, 172 size_t n); 173 extern void audit_log_n_untrustedstring(struct audit_buffer *ab, 174 const char *string, 175 size_t n); 176 extern void audit_log_untrustedstring(struct audit_buffer *ab, 177 const char *string); 178 extern void audit_log_d_path(struct audit_buffer *ab, 179 const char *prefix, 180 const struct path *path); 181 extern void audit_log_key(struct audit_buffer *ab, 182 char *key); 183 extern void audit_log_path_denied(int type, 184 const char *operation); 185 extern void audit_log_lost(const char *message); 186 187 extern int audit_log_subj_ctx(struct audit_buffer *ab, struct lsm_prop *prop); 188 extern int audit_log_obj_ctx(struct audit_buffer *ab, struct lsm_prop *prop); 189 extern int audit_log_task_context(struct audit_buffer *ab); 190 extern void audit_log_task_info(struct audit_buffer *ab); 191 extern int audit_log_nf_skb(struct audit_buffer *ab, 192 const struct sk_buff *skb, u8 nfproto); 193 194 extern int audit_update_lsm_rules(void); 195 196 /* Private API (for audit.c only) */ 197 extern int audit_rule_change(int type, int seq, void *data, size_t datasz); 198 extern int audit_list_rules_send(struct sk_buff *request_skb, int seq); 199 200 extern int audit_set_loginuid(kuid_t loginuid); 201 202 static inline kuid_t audit_get_loginuid(struct task_struct *tsk) 203 { 204 return tsk->loginuid; 205 } 206 207 static inline unsigned int audit_get_sessionid(struct task_struct *tsk) 208 { 209 return tsk->sessionid; 210 } 211 212 extern u32 audit_enabled; 213 214 extern int audit_signal_info(int sig, struct task_struct *t); 215 216 extern void audit_cfg_lsm(const struct lsm_id *lsmid, int flags); 217 218 #else /* CONFIG_AUDIT */ 219 static inline __printf(4, 5) 220 void audit_log(struct audit_context *ctx, gfp_t gfp_mask, int type, 221 const char *fmt, ...) 222 { } 223 static inline struct audit_buffer *audit_log_start(struct audit_context *ctx, 224 gfp_t gfp_mask, int type) 225 { 226 return NULL; 227 } 228 static inline __printf(2, 3) 229 void audit_log_format(struct audit_buffer *ab, const char *fmt, ...) 230 { } 231 static inline void audit_log_end(struct audit_buffer *ab) 232 { } 233 static inline void audit_log_n_hex(struct audit_buffer *ab, 234 const unsigned char *buf, size_t len) 235 { } 236 static inline void audit_log_n_string(struct audit_buffer *ab, 237 const char *buf, size_t n) 238 { } 239 static inline void audit_log_n_untrustedstring(struct audit_buffer *ab, 240 const char *string, size_t n) 241 { } 242 static inline void audit_log_untrustedstring(struct audit_buffer *ab, 243 const char *string) 244 { } 245 static inline void audit_log_d_path(struct audit_buffer *ab, 246 const char *prefix, 247 const struct path *path) 248 { } 249 static inline void audit_log_key(struct audit_buffer *ab, char *key) 250 { } 251 static inline void audit_log_path_denied(int type, const char *operation) 252 { } 253 static inline int audit_log_subj_ctx(struct audit_buffer *ab, 254 struct lsm_prop *prop) 255 { 256 return 0; 257 } 258 static inline int audit_log_obj_ctx(struct audit_buffer *ab, 259 struct lsm_prop *prop) 260 { 261 return 0; 262 } 263 static inline int audit_log_task_context(struct audit_buffer *ab) 264 { 265 return 0; 266 } 267 static inline void audit_log_task_info(struct audit_buffer *ab) 268 { } 269 270 static inline int audit_log_nf_skb(struct audit_buffer *ab, 271 const struct sk_buff *skb, u8 nfproto) 272 { 273 return 0; 274 } 275 276 static inline kuid_t audit_get_loginuid(struct task_struct *tsk) 277 { 278 return INVALID_UID; 279 } 280 281 static inline unsigned int audit_get_sessionid(struct task_struct *tsk) 282 { 283 return AUDIT_SID_UNSET; 284 } 285 286 #define audit_enabled AUDIT_OFF 287 288 static inline int audit_signal_info(int sig, struct task_struct *t) 289 { 290 return 0; 291 } 292 293 static inline void audit_cfg_lsm(const struct lsm_id *lsmid, int flags) 294 { } 295 296 #endif /* CONFIG_AUDIT */ 297 298 #ifdef CONFIG_AUDIT_COMPAT_GENERIC 299 #define audit_is_compat(arch) (!((arch) & __AUDIT_ARCH_64BIT)) 300 #else 301 #define audit_is_compat(arch) false 302 #endif 303 304 #define AUDIT_INODE_PARENT 1 /* dentry represents the parent */ 305 #define AUDIT_INODE_HIDDEN 2 /* audit record should be hidden */ 306 #define AUDIT_INODE_NOEVAL 4 /* audit record incomplete */ 307 308 #ifdef CONFIG_AUDITSYSCALL 309 #include <asm/syscall.h> /* for syscall_get_arch() */ 310 311 /* These are defined in auditsc.c */ 312 /* Public API */ 313 extern int audit_alloc(struct task_struct *task); 314 extern void __audit_free(struct task_struct *task); 315 extern void __audit_uring_entry(u8 op); 316 extern void __audit_uring_exit(int success, long code); 317 extern void __audit_syscall_entry(int major, unsigned long a0, unsigned long a1, 318 unsigned long a2, unsigned long a3); 319 extern void __audit_syscall_exit(int ret_success, long ret_value); 320 extern void __audit_getname(struct filename *name); 321 extern void __audit_inode(struct filename *name, const struct dentry *dentry, 322 unsigned int flags); 323 extern void __audit_file(const struct file *); 324 extern void __audit_inode_child(struct inode *parent, 325 const struct dentry *dentry, 326 const unsigned char type); 327 extern void audit_seccomp(unsigned long syscall, long signr, int code); 328 extern void audit_seccomp_actions_logged(const char *names, 329 const char *old_names, int res); 330 extern void __audit_ptrace(struct task_struct *t); 331 332 static inline void audit_set_context(struct task_struct *task, struct audit_context *ctx) 333 { 334 task->audit_context = ctx; 335 } 336 337 static inline struct audit_context *audit_context(void) 338 { 339 return current->audit_context; 340 } 341 342 static inline bool audit_dummy_context(void) 343 { 344 void *p = audit_context(); 345 return !p || *(int *)p; 346 } 347 static inline void audit_free(struct task_struct *task) 348 { 349 if (unlikely(task->audit_context)) 350 __audit_free(task); 351 } 352 static inline void audit_uring_entry(u8 op) 353 { 354 /* 355 * We intentionally check audit_context() before audit_enabled as most 356 * Linux systems (as of ~2021) rely on systemd which forces audit to 357 * be enabled regardless of the user's audit configuration. 358 */ 359 if (unlikely(audit_context() && audit_enabled)) 360 __audit_uring_entry(op); 361 } 362 static inline void audit_uring_exit(int success, long code) 363 { 364 if (unlikely(audit_context())) 365 __audit_uring_exit(success, code); 366 } 367 static inline void audit_syscall_entry(int major, unsigned long a0, 368 unsigned long a1, unsigned long a2, 369 unsigned long a3) 370 { 371 if (unlikely(audit_context())) 372 __audit_syscall_entry(major, a0, a1, a2, a3); 373 } 374 static inline void audit_syscall_exit(void *pt_regs) 375 { 376 if (unlikely(audit_context())) { 377 int success = is_syscall_success(pt_regs); 378 long return_code = regs_return_value(pt_regs); 379 380 __audit_syscall_exit(success, return_code); 381 } 382 } 383 static inline void audit_getname(struct filename *name) 384 { 385 if (unlikely(!audit_dummy_context())) 386 __audit_getname(name); 387 } 388 static inline void audit_inode(struct filename *name, 389 const struct dentry *dentry, 390 unsigned int aflags) { 391 if (unlikely(!audit_dummy_context())) 392 __audit_inode(name, dentry, aflags); 393 } 394 static inline void audit_file(struct file *file) 395 { 396 if (unlikely(!audit_dummy_context())) 397 __audit_file(file); 398 } 399 static inline void audit_inode_parent_hidden(struct filename *name, 400 const struct dentry *dentry) 401 { 402 if (unlikely(!audit_dummy_context())) 403 __audit_inode(name, dentry, 404 AUDIT_INODE_PARENT | AUDIT_INODE_HIDDEN); 405 } 406 static inline void audit_inode_child(struct inode *parent, 407 const struct dentry *dentry, 408 const unsigned char type) { 409 if (unlikely(!audit_dummy_context())) 410 __audit_inode_child(parent, dentry, type); 411 } 412 void audit_core_dumps(long signr); 413 414 static inline void audit_ptrace(struct task_struct *t) 415 { 416 if (unlikely(!audit_dummy_context())) 417 __audit_ptrace(t); 418 } 419 420 /* Private API (for audit.c only) */ 421 extern void __audit_ipc_obj(struct kern_ipc_perm *ipcp); 422 extern void __audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, umode_t mode); 423 extern void __audit_bprm(struct linux_binprm *bprm); 424 extern int __audit_socketcall(int nargs, unsigned long *args); 425 extern int __audit_sockaddr(int len, void *addr); 426 extern void __audit_fd_pair(int fd1, int fd2); 427 extern void __audit_mq_open(int oflag, umode_t mode, struct mq_attr *attr); 428 extern void __audit_mq_sendrecv(mqd_t mqdes, size_t msg_len, unsigned int msg_prio, const struct timespec64 *abs_timeout); 429 extern void __audit_mq_notify(mqd_t mqdes, const struct sigevent *notification); 430 extern void __audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat); 431 extern int __audit_log_bprm_fcaps(struct linux_binprm *bprm, 432 const struct cred *new, 433 const struct cred *old); 434 extern void __audit_log_capset(const struct cred *new, const struct cred *old); 435 extern void __audit_mmap_fd(int fd, int flags); 436 extern void __audit_openat2_how(struct open_how *how); 437 extern void __audit_log_kern_module(const char *name); 438 extern void __audit_fanotify(u32 response, struct fanotify_response_info_audit_rule *friar); 439 extern void __audit_tk_injoffset(struct timespec64 offset); 440 extern void __audit_ntp_log(const struct audit_ntp_data *ad); 441 extern void __audit_log_nfcfg(const char *name, u8 af, unsigned int nentries, 442 enum audit_nfcfgop op, gfp_t gfp); 443 444 static inline void audit_ipc_obj(struct kern_ipc_perm *ipcp) 445 { 446 if (unlikely(!audit_dummy_context())) 447 __audit_ipc_obj(ipcp); 448 } 449 static inline void audit_fd_pair(int fd1, int fd2) 450 { 451 if (unlikely(!audit_dummy_context())) 452 __audit_fd_pair(fd1, fd2); 453 } 454 static inline void audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, umode_t mode) 455 { 456 if (unlikely(!audit_dummy_context())) 457 __audit_ipc_set_perm(qbytes, uid, gid, mode); 458 } 459 static inline void audit_bprm(struct linux_binprm *bprm) 460 { 461 if (unlikely(!audit_dummy_context())) 462 __audit_bprm(bprm); 463 } 464 static inline int audit_socketcall(int nargs, unsigned long *args) 465 { 466 if (unlikely(!audit_dummy_context())) 467 return __audit_socketcall(nargs, args); 468 return 0; 469 } 470 471 static inline int audit_socketcall_compat(int nargs, u32 *args) 472 { 473 unsigned long a[AUDITSC_ARGS]; 474 int i; 475 476 if (audit_dummy_context()) 477 return 0; 478 479 for (i = 0; i < nargs; i++) 480 a[i] = (unsigned long)args[i]; 481 return __audit_socketcall(nargs, a); 482 } 483 484 static inline int audit_sockaddr(int len, void *addr) 485 { 486 if (unlikely(!audit_dummy_context())) 487 return __audit_sockaddr(len, addr); 488 return 0; 489 } 490 static inline void audit_mq_open(int oflag, umode_t mode, struct mq_attr *attr) 491 { 492 if (unlikely(!audit_dummy_context())) 493 __audit_mq_open(oflag, mode, attr); 494 } 495 static inline void audit_mq_sendrecv(mqd_t mqdes, size_t msg_len, unsigned int msg_prio, const struct timespec64 *abs_timeout) 496 { 497 if (unlikely(!audit_dummy_context())) 498 __audit_mq_sendrecv(mqdes, msg_len, msg_prio, abs_timeout); 499 } 500 static inline void audit_mq_notify(mqd_t mqdes, const struct sigevent *notification) 501 { 502 if (unlikely(!audit_dummy_context())) 503 __audit_mq_notify(mqdes, notification); 504 } 505 static inline void audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat) 506 { 507 if (unlikely(!audit_dummy_context())) 508 __audit_mq_getsetattr(mqdes, mqstat); 509 } 510 511 static inline int audit_log_bprm_fcaps(struct linux_binprm *bprm, 512 const struct cred *new, 513 const struct cred *old) 514 { 515 if (unlikely(!audit_dummy_context())) 516 return __audit_log_bprm_fcaps(bprm, new, old); 517 return 0; 518 } 519 520 static inline void audit_log_capset(const struct cred *new, 521 const struct cred *old) 522 { 523 if (unlikely(!audit_dummy_context())) 524 __audit_log_capset(new, old); 525 } 526 527 static inline void audit_mmap_fd(int fd, int flags) 528 { 529 if (unlikely(!audit_dummy_context())) 530 __audit_mmap_fd(fd, flags); 531 } 532 533 static inline void audit_openat2_how(struct open_how *how) 534 { 535 if (unlikely(!audit_dummy_context())) 536 __audit_openat2_how(how); 537 } 538 539 static inline void audit_log_kern_module(const char *name) 540 { 541 if (!audit_dummy_context()) 542 __audit_log_kern_module(name); 543 } 544 545 static inline void audit_fanotify(u32 response, struct fanotify_response_info_audit_rule *friar) 546 { 547 if (audit_enabled) 548 __audit_fanotify(response, friar); 549 } 550 551 static inline void audit_tk_injoffset(struct timespec64 offset) 552 { 553 /* ignore no-op events */ 554 if (offset.tv_sec == 0 && offset.tv_nsec == 0) 555 return; 556 557 if (!audit_dummy_context()) 558 __audit_tk_injoffset(offset); 559 } 560 561 static inline void audit_ntp_init(struct audit_ntp_data *ad) 562 { 563 memset(ad, 0, sizeof(*ad)); 564 } 565 566 static inline void audit_ntp_set_old(struct audit_ntp_data *ad, 567 enum audit_ntp_type type, long long val) 568 { 569 ad->vals[type].oldval = val; 570 } 571 572 static inline void audit_ntp_set_new(struct audit_ntp_data *ad, 573 enum audit_ntp_type type, long long val) 574 { 575 ad->vals[type].newval = val; 576 } 577 578 static inline void audit_ntp_log(const struct audit_ntp_data *ad) 579 { 580 if (!audit_dummy_context()) 581 __audit_ntp_log(ad); 582 } 583 584 static inline void audit_log_nfcfg(const char *name, u8 af, 585 unsigned int nentries, 586 enum audit_nfcfgop op, gfp_t gfp) 587 { 588 if (audit_enabled) 589 __audit_log_nfcfg(name, af, nentries, op, gfp); 590 } 591 592 extern int audit_n_rules; 593 extern int audit_signals; 594 #else /* CONFIG_AUDITSYSCALL */ 595 static inline int audit_alloc(struct task_struct *task) 596 { 597 return 0; 598 } 599 static inline void audit_free(struct task_struct *task) 600 { } 601 static inline void audit_uring_entry(u8 op) 602 { } 603 static inline void audit_uring_exit(int success, long code) 604 { } 605 static inline void audit_syscall_entry(int major, unsigned long a0, 606 unsigned long a1, unsigned long a2, 607 unsigned long a3) 608 { } 609 static inline void audit_syscall_exit(void *pt_regs) 610 { } 611 static inline bool audit_dummy_context(void) 612 { 613 return true; 614 } 615 static inline void audit_set_context(struct task_struct *task, struct audit_context *ctx) 616 { } 617 static inline struct audit_context *audit_context(void) 618 { 619 return NULL; 620 } 621 static inline void audit_getname(struct filename *name) 622 { } 623 static inline void audit_inode(struct filename *name, 624 const struct dentry *dentry, 625 unsigned int aflags) 626 { } 627 static inline void audit_file(struct file *file) 628 { 629 } 630 static inline void audit_inode_parent_hidden(struct filename *name, 631 const struct dentry *dentry) 632 { } 633 static inline void audit_inode_child(struct inode *parent, 634 const struct dentry *dentry, 635 const unsigned char type) 636 { } 637 static inline void audit_core_dumps(long signr) 638 { } 639 static inline void audit_seccomp(unsigned long syscall, long signr, int code) 640 { } 641 static inline void audit_seccomp_actions_logged(const char *names, 642 const char *old_names, int res) 643 { } 644 static inline void audit_ipc_obj(struct kern_ipc_perm *ipcp) 645 { } 646 static inline void audit_ipc_set_perm(unsigned long qbytes, uid_t uid, 647 gid_t gid, umode_t mode) 648 { } 649 static inline void audit_bprm(struct linux_binprm *bprm) 650 { } 651 static inline int audit_socketcall(int nargs, unsigned long *args) 652 { 653 return 0; 654 } 655 656 static inline int audit_socketcall_compat(int nargs, u32 *args) 657 { 658 return 0; 659 } 660 661 static inline void audit_fd_pair(int fd1, int fd2) 662 { } 663 static inline int audit_sockaddr(int len, void *addr) 664 { 665 return 0; 666 } 667 static inline void audit_mq_open(int oflag, umode_t mode, struct mq_attr *attr) 668 { } 669 static inline void audit_mq_sendrecv(mqd_t mqdes, size_t msg_len, 670 unsigned int msg_prio, 671 const struct timespec64 *abs_timeout) 672 { } 673 static inline void audit_mq_notify(mqd_t mqdes, 674 const struct sigevent *notification) 675 { } 676 static inline void audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat) 677 { } 678 static inline int audit_log_bprm_fcaps(struct linux_binprm *bprm, 679 const struct cred *new, 680 const struct cred *old) 681 { 682 return 0; 683 } 684 static inline void audit_log_capset(const struct cred *new, 685 const struct cred *old) 686 { } 687 static inline void audit_mmap_fd(int fd, int flags) 688 { } 689 690 static inline void audit_openat2_how(struct open_how *how) 691 { } 692 693 static inline void audit_log_kern_module(const char *name) 694 { } 695 696 static inline void audit_fanotify(u32 response, struct fanotify_response_info_audit_rule *friar) 697 { } 698 699 static inline void audit_tk_injoffset(struct timespec64 offset) 700 { } 701 702 static inline void audit_ntp_init(struct audit_ntp_data *ad) 703 { } 704 705 static inline void audit_ntp_set_old(struct audit_ntp_data *ad, 706 enum audit_ntp_type type, long long val) 707 { } 708 709 static inline void audit_ntp_set_new(struct audit_ntp_data *ad, 710 enum audit_ntp_type type, long long val) 711 { } 712 713 static inline void audit_ntp_log(const struct audit_ntp_data *ad) 714 { } 715 716 static inline void audit_ptrace(struct task_struct *t) 717 { } 718 719 static inline void audit_log_nfcfg(const char *name, u8 af, 720 unsigned int nentries, 721 enum audit_nfcfgop op, gfp_t gfp) 722 { } 723 724 #define audit_n_rules 0 725 #define audit_signals 0 726 #endif /* CONFIG_AUDITSYSCALL */ 727 728 static inline bool audit_loginuid_set(struct task_struct *tsk) 729 { 730 return uid_valid(audit_get_loginuid(tsk)); 731 } 732 733 #endif 734