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 22 struct audit_sig_info { 23 uid_t uid; 24 pid_t pid; 25 char ctx[]; 26 }; 27 28 struct audit_buffer; 29 struct audit_context; 30 struct inode; 31 struct netlink_skb_parms; 32 struct path; 33 struct linux_binprm; 34 struct mq_attr; 35 struct mqstat; 36 struct audit_watch; 37 struct audit_tree; 38 struct sk_buff; 39 struct kern_ipc_perm; 40 struct lsm_id; 41 struct lsm_prop; 42 43 struct audit_krule { 44 u32 pflags; 45 u32 flags; 46 u32 listnr; 47 u32 action; 48 u32 mask[AUDIT_BITMASK_SIZE]; 49 u32 buflen; /* for data alloc on list rules */ 50 u32 field_count; 51 char *filterkey; /* ties events to rules */ 52 struct audit_field *fields; 53 struct audit_field *arch_f; /* quick access to arch field */ 54 struct audit_field *inode_f; /* quick access to an inode field */ 55 struct audit_watch *watch; /* associated watch */ 56 struct audit_tree *tree; /* associated watched tree */ 57 struct audit_fsnotify_mark *exe; 58 struct list_head rlist; /* entry in audit_{watch,tree}.rules list */ 59 struct list_head list; /* for AUDIT_LIST* purposes only */ 60 u64 prio; 61 }; 62 63 /* Flag to indicate legacy AUDIT_LOGINUID unset usage */ 64 #define AUDIT_LOGINUID_LEGACY 0x1 65 66 struct audit_field { 67 u32 type; 68 union { 69 u32 val; 70 kuid_t uid; 71 kgid_t gid; 72 struct { 73 char *lsm_str; 74 void *lsm_rule; 75 }; 76 }; 77 u32 op; 78 }; 79 80 enum audit_ntp_type { 81 AUDIT_NTP_OFFSET, 82 AUDIT_NTP_FREQ, 83 AUDIT_NTP_STATUS, 84 AUDIT_NTP_TAI, 85 AUDIT_NTP_TICK, 86 AUDIT_NTP_ADJUST, 87 88 AUDIT_NTP_NVALS /* count */ 89 }; 90 91 #ifdef CONFIG_AUDITSYSCALL 92 struct audit_ntp_val { 93 long long oldval, newval; 94 }; 95 96 struct audit_ntp_data { 97 struct audit_ntp_val vals[AUDIT_NTP_NVALS]; 98 }; 99 #else 100 struct audit_ntp_data {}; 101 #endif 102 103 enum audit_nfcfgop { 104 AUDIT_XT_OP_REGISTER, 105 AUDIT_XT_OP_REPLACE, 106 AUDIT_XT_OP_UNREGISTER, 107 AUDIT_NFT_OP_TABLE_REGISTER, 108 AUDIT_NFT_OP_TABLE_UNREGISTER, 109 AUDIT_NFT_OP_CHAIN_REGISTER, 110 AUDIT_NFT_OP_CHAIN_UNREGISTER, 111 AUDIT_NFT_OP_RULE_REGISTER, 112 AUDIT_NFT_OP_RULE_UNREGISTER, 113 AUDIT_NFT_OP_SET_REGISTER, 114 AUDIT_NFT_OP_SET_UNREGISTER, 115 AUDIT_NFT_OP_SETELEM_REGISTER, 116 AUDIT_NFT_OP_SETELEM_UNREGISTER, 117 AUDIT_NFT_OP_GEN_REGISTER, 118 AUDIT_NFT_OP_OBJ_REGISTER, 119 AUDIT_NFT_OP_OBJ_UNREGISTER, 120 AUDIT_NFT_OP_OBJ_RESET, 121 AUDIT_NFT_OP_FLOWTABLE_REGISTER, 122 AUDIT_NFT_OP_FLOWTABLE_UNREGISTER, 123 AUDIT_NFT_OP_SETELEM_RESET, 124 AUDIT_NFT_OP_RULE_RESET, 125 AUDIT_NFT_OP_INVALID, 126 }; 127 128 extern int __init audit_register_class(int class, unsigned *list); 129 extern int audit_classify_syscall(int abi, unsigned syscall); 130 extern int audit_classify_arch(int arch); 131 132 /* audit_names->type values */ 133 #define AUDIT_TYPE_UNKNOWN 0 /* we don't know yet */ 134 #define AUDIT_TYPE_NORMAL 1 /* a "normal" audit record */ 135 #define AUDIT_TYPE_PARENT 2 /* a parent audit record */ 136 #define AUDIT_TYPE_CHILD_DELETE 3 /* a child being deleted */ 137 #define AUDIT_TYPE_CHILD_CREATE 4 /* a child being created */ 138 139 /* maximized args number that audit_socketcall can process */ 140 #define AUDITSC_ARGS 6 141 142 /* bit values for ->signal->audit_tty */ 143 #define AUDIT_TTY_ENABLE BIT(0) 144 #define AUDIT_TTY_LOG_PASSWD BIT(1) 145 146 /* bit values for audit_cfg_lsm */ 147 #define AUDIT_CFG_LSM_SECCTX_SUBJECT BIT(0) 148 #define AUDIT_CFG_LSM_SECCTX_OBJECT BIT(1) 149 150 struct 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 */ 158 extern __printf(4, 5) 159 void audit_log(struct audit_context *ctx, gfp_t gfp_mask, int type, 160 const char *fmt, ...); 161 162 extern struct audit_buffer *audit_log_start(struct audit_context *ctx, gfp_t gfp_mask, int type); 163 extern __printf(2, 3) 164 void audit_log_format(struct audit_buffer *ab, const char *fmt, ...); 165 extern void audit_log_end(struct audit_buffer *ab); 166 extern bool audit_string_contains_control(const char *string, 167 size_t len); 168 extern void audit_log_n_hex(struct audit_buffer *ab, 169 const unsigned char *buf, 170 size_t len); 171 extern void audit_log_n_string(struct audit_buffer *ab, 172 const char *buf, 173 size_t n); 174 extern void audit_log_n_untrustedstring(struct audit_buffer *ab, 175 const char *string, 176 size_t n); 177 extern void audit_log_untrustedstring(struct audit_buffer *ab, 178 const char *string); 179 extern void audit_log_d_path(struct audit_buffer *ab, 180 const char *prefix, 181 const struct path *path); 182 extern void audit_log_key(struct audit_buffer *ab, 183 char *key); 184 extern void audit_log_path_denied(int type, 185 const char *operation); 186 extern void audit_log_lost(const char *message); 187 188 extern int audit_log_subj_ctx(struct audit_buffer *ab, struct lsm_prop *prop); 189 extern int audit_log_obj_ctx(struct audit_buffer *ab, struct lsm_prop *prop); 190 extern int audit_log_task_context(struct audit_buffer *ab); 191 extern void audit_log_task_info(struct audit_buffer *ab); 192 extern int audit_log_nf_skb(struct audit_buffer *ab, 193 const struct sk_buff *skb, u8 nfproto); 194 195 extern int audit_update_lsm_rules(void); 196 197 /* Private API (for audit.c only) */ 198 extern int audit_rule_change(int type, int seq, void *data, size_t datasz); 199 extern int audit_list_rules_send(struct sk_buff *request_skb, int seq); 200 201 extern int audit_set_loginuid(kuid_t loginuid); 202 203 static inline kuid_t audit_get_loginuid(struct task_struct *tsk) 204 { 205 return tsk->loginuid; 206 } 207 208 static inline unsigned int audit_get_sessionid(struct task_struct *tsk) 209 { 210 return tsk->sessionid; 211 } 212 213 extern u32 audit_enabled; 214 215 extern int audit_signal_info(int sig, struct task_struct *t); 216 217 extern void audit_cfg_lsm(const struct lsm_id *lsmid, int flags); 218 219 #else /* CONFIG_AUDIT */ 220 static inline __printf(4, 5) 221 void audit_log(struct audit_context *ctx, gfp_t gfp_mask, int type, 222 const char *fmt, ...) 223 { } 224 static inline struct audit_buffer *audit_log_start(struct audit_context *ctx, 225 gfp_t gfp_mask, int type) 226 { 227 return NULL; 228 } 229 static inline __printf(2, 3) 230 void audit_log_format(struct audit_buffer *ab, const char *fmt, ...) 231 { } 232 static inline void audit_log_end(struct audit_buffer *ab) 233 { } 234 static inline void audit_log_n_hex(struct audit_buffer *ab, 235 const unsigned char *buf, size_t len) 236 { } 237 static inline void audit_log_n_string(struct audit_buffer *ab, 238 const char *buf, size_t n) 239 { } 240 static inline void audit_log_n_untrustedstring(struct audit_buffer *ab, 241 const char *string, size_t n) 242 { } 243 static inline void audit_log_untrustedstring(struct audit_buffer *ab, 244 const char *string) 245 { } 246 static inline void audit_log_d_path(struct audit_buffer *ab, 247 const char *prefix, 248 const struct path *path) 249 { } 250 static inline void audit_log_key(struct audit_buffer *ab, char *key) 251 { } 252 static inline void audit_log_path_denied(int type, const char *operation) 253 { } 254 static inline int audit_log_subj_ctx(struct audit_buffer *ab, 255 struct lsm_prop *prop) 256 { 257 return 0; 258 } 259 static inline int audit_log_obj_ctx(struct audit_buffer *ab, 260 struct lsm_prop *prop) 261 { 262 return 0; 263 } 264 static inline int audit_log_task_context(struct audit_buffer *ab) 265 { 266 return 0; 267 } 268 static inline void audit_log_task_info(struct audit_buffer *ab) 269 { } 270 271 static inline int audit_log_nf_skb(struct audit_buffer *ab, 272 const struct sk_buff *skb, u8 nfproto) 273 { 274 return 0; 275 } 276 277 static inline kuid_t audit_get_loginuid(struct task_struct *tsk) 278 { 279 return INVALID_UID; 280 } 281 282 static inline unsigned int audit_get_sessionid(struct task_struct *tsk) 283 { 284 return AUDIT_SID_UNSET; 285 } 286 287 #define audit_enabled AUDIT_OFF 288 289 static inline int audit_signal_info(int sig, struct task_struct *t) 290 { 291 return 0; 292 } 293 294 static inline void audit_cfg_lsm(const struct lsm_id *lsmid, int flags) 295 { } 296 297 #endif /* CONFIG_AUDIT */ 298 299 #ifdef CONFIG_AUDIT_COMPAT_GENERIC 300 #define audit_is_compat(arch) (!((arch) & __AUDIT_ARCH_64BIT)) 301 #else 302 #define audit_is_compat(arch) false 303 #endif 304 305 #define AUDIT_INODE_PARENT 1 /* dentry represents the parent */ 306 #define AUDIT_INODE_HIDDEN 2 /* audit record should be hidden */ 307 #define AUDIT_INODE_NOEVAL 4 /* audit record incomplete */ 308 309 #ifdef CONFIG_AUDITSYSCALL 310 #include <asm/syscall.h> /* for syscall_get_arch() */ 311 312 /* These are defined in auditsc.c */ 313 /* Public API */ 314 extern int audit_alloc(struct task_struct *task); 315 extern void __audit_free(struct task_struct *task); 316 extern void __audit_uring_entry(u8 op); 317 extern void __audit_uring_exit(int success, long code); 318 extern void __audit_syscall_entry(int major, unsigned long a0, unsigned long a1, 319 unsigned long a2, unsigned long a3); 320 extern void __audit_syscall_exit(int ret_success, long ret_value); 321 extern void __audit_getname(struct filename *name); 322 extern void __audit_inode(struct filename *name, const struct dentry *dentry, 323 unsigned int flags); 324 extern void __audit_file(const struct file *); 325 extern void __audit_inode_child(struct inode *parent, 326 const struct dentry *dentry, 327 const unsigned char type); 328 extern void audit_seccomp(unsigned long syscall, long signr, int code); 329 extern void audit_seccomp_actions_logged(const char *names, 330 const char *old_names, int res); 331 extern void __audit_ptrace(struct task_struct *t); 332 333 static inline void audit_set_context(struct task_struct *task, struct audit_context *ctx) 334 { 335 task->audit_context = ctx; 336 } 337 338 static inline struct audit_context *audit_context(void) 339 { 340 return current->audit_context; 341 } 342 343 static inline bool audit_dummy_context(void) 344 { 345 void *p = audit_context(); 346 return !p || *(int *)p; 347 } 348 static inline void audit_free(struct task_struct *task) 349 { 350 if (unlikely(task->audit_context)) 351 __audit_free(task); 352 } 353 static inline void audit_uring_entry(u8 op) 354 { 355 /* 356 * We intentionally check audit_context() before audit_enabled as most 357 * Linux systems (as of ~2021) rely on systemd which forces audit to 358 * be enabled regardless of the user's audit configuration. 359 */ 360 if (unlikely(audit_context() && audit_enabled)) 361 __audit_uring_entry(op); 362 } 363 static inline void audit_uring_exit(int success, long code) 364 { 365 if (unlikely(audit_context())) 366 __audit_uring_exit(success, code); 367 } 368 static inline void audit_syscall_entry(int major, unsigned long a0, 369 unsigned long a1, unsigned long a2, 370 unsigned long a3) 371 { 372 if (unlikely(audit_context())) 373 __audit_syscall_entry(major, a0, a1, a2, a3); 374 } 375 static inline void audit_syscall_exit(void *pt_regs) 376 { 377 if (unlikely(audit_context())) { 378 int success = is_syscall_success(pt_regs); 379 long return_code = regs_return_value(pt_regs); 380 381 __audit_syscall_exit(success, return_code); 382 } 383 } 384 static inline void audit_getname(struct filename *name) 385 { 386 if (unlikely(!audit_dummy_context())) 387 __audit_getname(name); 388 } 389 static inline void audit_inode(struct filename *name, 390 const struct dentry *dentry, 391 unsigned int aflags) { 392 if (unlikely(!audit_dummy_context())) 393 __audit_inode(name, dentry, aflags); 394 } 395 static inline void audit_file(struct file *file) 396 { 397 if (unlikely(!audit_dummy_context())) 398 __audit_file(file); 399 } 400 static inline void audit_inode_parent_hidden(struct filename *name, 401 const struct dentry *dentry) 402 { 403 if (unlikely(!audit_dummy_context())) 404 __audit_inode(name, dentry, 405 AUDIT_INODE_PARENT | AUDIT_INODE_HIDDEN); 406 } 407 static inline void audit_inode_child(struct inode *parent, 408 const struct dentry *dentry, 409 const unsigned char type) { 410 if (unlikely(!audit_dummy_context())) 411 __audit_inode_child(parent, dentry, type); 412 } 413 void audit_core_dumps(long signr); 414 415 static inline void audit_ptrace(struct task_struct *t) 416 { 417 if (unlikely(!audit_dummy_context())) 418 __audit_ptrace(t); 419 } 420 421 /* Private API (for audit.c only) */ 422 extern void __audit_ipc_obj(struct kern_ipc_perm *ipcp); 423 extern void __audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, umode_t mode); 424 extern void __audit_bprm(struct linux_binprm *bprm); 425 extern int __audit_socketcall(int nargs, unsigned long *args); 426 extern int __audit_sockaddr(int len, void *addr); 427 extern void __audit_fd_pair(int fd1, int fd2); 428 extern void __audit_mq_open(int oflag, umode_t mode, struct mq_attr *attr); 429 extern void __audit_mq_sendrecv(mqd_t mqdes, size_t msg_len, unsigned int msg_prio, const struct timespec64 *abs_timeout); 430 extern void __audit_mq_notify(mqd_t mqdes, const struct sigevent *notification); 431 extern void __audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat); 432 extern int __audit_log_bprm_fcaps(struct linux_binprm *bprm, 433 const struct cred *new, 434 const struct cred *old); 435 extern void __audit_log_capset(const struct cred *new, const struct cred *old); 436 extern void __audit_mmap_fd(int fd, int flags); 437 extern void __audit_openat2_how(struct open_how *how); 438 extern void __audit_log_kern_module(const char *name); 439 extern void __audit_fanotify(u32 response, struct fanotify_response_info_audit_rule *friar); 440 extern void __audit_tk_injoffset(struct timespec64 offset); 441 extern void __audit_ntp_log(const struct audit_ntp_data *ad); 442 extern void __audit_log_nfcfg(const char *name, u8 af, unsigned int nentries, 443 enum audit_nfcfgop op, gfp_t gfp); 444 445 static inline void audit_ipc_obj(struct kern_ipc_perm *ipcp) 446 { 447 if (unlikely(!audit_dummy_context())) 448 __audit_ipc_obj(ipcp); 449 } 450 static inline void audit_fd_pair(int fd1, int fd2) 451 { 452 if (unlikely(!audit_dummy_context())) 453 __audit_fd_pair(fd1, fd2); 454 } 455 static inline void audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, umode_t mode) 456 { 457 if (unlikely(!audit_dummy_context())) 458 __audit_ipc_set_perm(qbytes, uid, gid, mode); 459 } 460 static inline void audit_bprm(struct linux_binprm *bprm) 461 { 462 if (unlikely(!audit_dummy_context())) 463 __audit_bprm(bprm); 464 } 465 static inline int audit_socketcall(int nargs, unsigned long *args) 466 { 467 if (unlikely(!audit_dummy_context())) 468 return __audit_socketcall(nargs, args); 469 return 0; 470 } 471 472 static inline int audit_socketcall_compat(int nargs, u32 *args) 473 { 474 unsigned long a[AUDITSC_ARGS]; 475 int i; 476 477 if (audit_dummy_context()) 478 return 0; 479 480 for (i = 0; i < nargs; i++) 481 a[i] = (unsigned long)args[i]; 482 return __audit_socketcall(nargs, a); 483 } 484 485 static inline int audit_sockaddr(int len, void *addr) 486 { 487 if (unlikely(!audit_dummy_context())) 488 return __audit_sockaddr(len, addr); 489 return 0; 490 } 491 static inline void audit_mq_open(int oflag, umode_t mode, struct mq_attr *attr) 492 { 493 if (unlikely(!audit_dummy_context())) 494 __audit_mq_open(oflag, mode, attr); 495 } 496 static inline void audit_mq_sendrecv(mqd_t mqdes, size_t msg_len, unsigned int msg_prio, const struct timespec64 *abs_timeout) 497 { 498 if (unlikely(!audit_dummy_context())) 499 __audit_mq_sendrecv(mqdes, msg_len, msg_prio, abs_timeout); 500 } 501 static inline void audit_mq_notify(mqd_t mqdes, const struct sigevent *notification) 502 { 503 if (unlikely(!audit_dummy_context())) 504 __audit_mq_notify(mqdes, notification); 505 } 506 static inline void audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat) 507 { 508 if (unlikely(!audit_dummy_context())) 509 __audit_mq_getsetattr(mqdes, mqstat); 510 } 511 512 static inline int audit_log_bprm_fcaps(struct linux_binprm *bprm, 513 const struct cred *new, 514 const struct cred *old) 515 { 516 if (unlikely(!audit_dummy_context())) 517 return __audit_log_bprm_fcaps(bprm, new, old); 518 return 0; 519 } 520 521 static inline void audit_log_capset(const struct cred *new, 522 const struct cred *old) 523 { 524 if (unlikely(!audit_dummy_context())) 525 __audit_log_capset(new, old); 526 } 527 528 static inline void audit_mmap_fd(int fd, int flags) 529 { 530 if (unlikely(!audit_dummy_context())) 531 __audit_mmap_fd(fd, flags); 532 } 533 534 static inline void audit_openat2_how(struct open_how *how) 535 { 536 if (unlikely(!audit_dummy_context())) 537 __audit_openat2_how(how); 538 } 539 540 static inline void audit_log_kern_module(const char *name) 541 { 542 if (!audit_dummy_context()) 543 __audit_log_kern_module(name); 544 } 545 546 static inline void audit_fanotify(u32 response, struct fanotify_response_info_audit_rule *friar) 547 { 548 if (audit_enabled) 549 __audit_fanotify(response, friar); 550 } 551 552 static inline void audit_tk_injoffset(struct timespec64 offset) 553 { 554 /* ignore no-op events */ 555 if (offset.tv_sec == 0 && offset.tv_nsec == 0) 556 return; 557 558 if (!audit_dummy_context()) 559 __audit_tk_injoffset(offset); 560 } 561 562 static inline void audit_ntp_init(struct audit_ntp_data *ad) 563 { 564 memset(ad, 0, sizeof(*ad)); 565 } 566 567 static inline void audit_ntp_set_old(struct audit_ntp_data *ad, 568 enum audit_ntp_type type, long long val) 569 { 570 ad->vals[type].oldval = val; 571 } 572 573 static inline void audit_ntp_set_new(struct audit_ntp_data *ad, 574 enum audit_ntp_type type, long long val) 575 { 576 ad->vals[type].newval = val; 577 } 578 579 static inline void audit_ntp_log(const struct audit_ntp_data *ad) 580 { 581 if (!audit_dummy_context()) 582 __audit_ntp_log(ad); 583 } 584 585 static inline void audit_log_nfcfg(const char *name, u8 af, 586 unsigned int nentries, 587 enum audit_nfcfgop op, gfp_t gfp) 588 { 589 if (audit_enabled) 590 __audit_log_nfcfg(name, af, nentries, op, gfp); 591 } 592 593 extern int audit_n_rules; 594 extern int audit_signals; 595 #else /* CONFIG_AUDITSYSCALL */ 596 static inline int audit_alloc(struct task_struct *task) 597 { 598 return 0; 599 } 600 static inline void audit_free(struct task_struct *task) 601 { } 602 static inline void audit_uring_entry(u8 op) 603 { } 604 static inline void audit_uring_exit(int success, long code) 605 { } 606 static inline void audit_syscall_entry(int major, unsigned long a0, 607 unsigned long a1, unsigned long a2, 608 unsigned long a3) 609 { } 610 static inline void audit_syscall_exit(void *pt_regs) 611 { } 612 static inline bool audit_dummy_context(void) 613 { 614 return true; 615 } 616 static inline void audit_set_context(struct task_struct *task, struct audit_context *ctx) 617 { } 618 static inline struct audit_context *audit_context(void) 619 { 620 return NULL; 621 } 622 static inline void audit_getname(struct filename *name) 623 { } 624 static inline void audit_inode(struct filename *name, 625 const struct dentry *dentry, 626 unsigned int aflags) 627 { } 628 static inline void audit_file(struct file *file) 629 { 630 } 631 static inline void audit_inode_parent_hidden(struct filename *name, 632 const struct dentry *dentry) 633 { } 634 static inline void audit_inode_child(struct inode *parent, 635 const struct dentry *dentry, 636 const unsigned char type) 637 { } 638 static inline void audit_core_dumps(long signr) 639 { } 640 static inline void audit_seccomp(unsigned long syscall, long signr, int code) 641 { } 642 static inline void audit_seccomp_actions_logged(const char *names, 643 const char *old_names, int res) 644 { } 645 static inline void audit_ipc_obj(struct kern_ipc_perm *ipcp) 646 { } 647 static inline void audit_ipc_set_perm(unsigned long qbytes, uid_t uid, 648 gid_t gid, umode_t mode) 649 { } 650 static inline void audit_bprm(struct linux_binprm *bprm) 651 { } 652 static inline int audit_socketcall(int nargs, unsigned long *args) 653 { 654 return 0; 655 } 656 657 static inline int audit_socketcall_compat(int nargs, u32 *args) 658 { 659 return 0; 660 } 661 662 static inline void audit_fd_pair(int fd1, int fd2) 663 { } 664 static inline int audit_sockaddr(int len, void *addr) 665 { 666 return 0; 667 } 668 static inline void audit_mq_open(int oflag, umode_t mode, struct mq_attr *attr) 669 { } 670 static inline void audit_mq_sendrecv(mqd_t mqdes, size_t msg_len, 671 unsigned int msg_prio, 672 const struct timespec64 *abs_timeout) 673 { } 674 static inline void audit_mq_notify(mqd_t mqdes, 675 const struct sigevent *notification) 676 { } 677 static inline void audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat) 678 { } 679 static inline int audit_log_bprm_fcaps(struct linux_binprm *bprm, 680 const struct cred *new, 681 const struct cred *old) 682 { 683 return 0; 684 } 685 static inline void audit_log_capset(const struct cred *new, 686 const struct cred *old) 687 { } 688 static inline void audit_mmap_fd(int fd, int flags) 689 { } 690 691 static inline void audit_openat2_how(struct open_how *how) 692 { } 693 694 static inline void audit_log_kern_module(const char *name) 695 { } 696 697 static inline void audit_fanotify(u32 response, struct fanotify_response_info_audit_rule *friar) 698 { } 699 700 static inline void audit_tk_injoffset(struct timespec64 offset) 701 { } 702 703 static inline void audit_ntp_init(struct audit_ntp_data *ad) 704 { } 705 706 static inline void audit_ntp_set_old(struct audit_ntp_data *ad, 707 enum audit_ntp_type type, long long val) 708 { } 709 710 static inline void audit_ntp_set_new(struct audit_ntp_data *ad, 711 enum audit_ntp_type type, long long val) 712 { } 713 714 static inline void audit_ntp_log(const struct audit_ntp_data *ad) 715 { } 716 717 static inline void audit_ptrace(struct task_struct *t) 718 { } 719 720 static inline void audit_log_nfcfg(const char *name, u8 af, 721 unsigned int nentries, 722 enum audit_nfcfgop op, gfp_t gfp) 723 { } 724 725 #define audit_n_rules 0 726 #define audit_signals 0 727 #endif /* CONFIG_AUDITSYSCALL */ 728 729 static inline bool audit_loginuid_set(struct task_struct *tsk) 730 { 731 return uid_valid(audit_get_loginuid(tsk)); 732 } 733 734 #endif 735