1 /* audit.h -- Auditing support 2 * 3 * Copyright 2003-2004 Red Hat Inc., Durham, North Carolina. 4 * All Rights Reserved. 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19 * 20 * Written by Rickard E. (Rik) Faith <faith@redhat.com> 21 * 22 */ 23 24 #ifndef _LINUX_AUDIT_H_ 25 #define _LINUX_AUDIT_H_ 26 27 #include <linux/elf-em.h> 28 29 /* The netlink messages for the audit system is divided into blocks: 30 * 1000 - 1099 are for commanding the audit system 31 * 1100 - 1199 user space trusted application messages 32 * 1200 - 1299 messages internal to the audit daemon 33 * 1300 - 1399 audit event messages 34 * 1400 - 1499 SE Linux use 35 * 1500 - 1599 kernel LSPP events 36 * 1600 - 1699 kernel crypto events 37 * 1700 - 1799 kernel anomaly records 38 * 1800 - 1999 future kernel use (maybe integrity labels and related events) 39 * 2000 is for otherwise unclassified kernel audit messages (legacy) 40 * 2001 - 2099 unused (kernel) 41 * 2100 - 2199 user space anomaly records 42 * 2200 - 2299 user space actions taken in response to anomalies 43 * 2300 - 2399 user space generated LSPP events 44 * 2400 - 2499 user space crypto events 45 * 2500 - 2999 future user space (maybe integrity labels and related events) 46 * 47 * Messages from 1000-1199 are bi-directional. 1200-1299 & 2100 - 2999 are 48 * exclusively user space. 1300-2099 is kernel --> user space 49 * communication. 50 */ 51 #define AUDIT_GET 1000 /* Get status */ 52 #define AUDIT_SET 1001 /* Set status (enable/disable/auditd) */ 53 #define AUDIT_LIST 1002 /* List syscall rules -- deprecated */ 54 #define AUDIT_ADD 1003 /* Add syscall rule -- deprecated */ 55 #define AUDIT_DEL 1004 /* Delete syscall rule -- deprecated */ 56 #define AUDIT_USER 1005 /* Message from userspace -- deprecated */ 57 #define AUDIT_LOGIN 1006 /* Define the login id and information */ 58 #define AUDIT_WATCH_INS 1007 /* Insert file/dir watch entry */ 59 #define AUDIT_WATCH_REM 1008 /* Remove file/dir watch entry */ 60 #define AUDIT_WATCH_LIST 1009 /* List all file/dir watches */ 61 #define AUDIT_SIGNAL_INFO 1010 /* Get info about sender of signal to auditd */ 62 #define AUDIT_ADD_RULE 1011 /* Add syscall filtering rule */ 63 #define AUDIT_DEL_RULE 1012 /* Delete syscall filtering rule */ 64 #define AUDIT_LIST_RULES 1013 /* List syscall filtering rules */ 65 66 #define AUDIT_FIRST_USER_MSG 1100 /* Userspace messages mostly uninteresting to kernel */ 67 #define AUDIT_USER_AVC 1107 /* We filter this differently */ 68 #define AUDIT_LAST_USER_MSG 1199 69 #define AUDIT_FIRST_USER_MSG2 2100 /* More user space messages */ 70 #define AUDIT_LAST_USER_MSG2 2999 71 72 #define AUDIT_DAEMON_START 1200 /* Daemon startup record */ 73 #define AUDIT_DAEMON_END 1201 /* Daemon normal stop record */ 74 #define AUDIT_DAEMON_ABORT 1202 /* Daemon error stop record */ 75 #define AUDIT_DAEMON_CONFIG 1203 /* Daemon config change */ 76 77 #define AUDIT_SYSCALL 1300 /* Syscall event */ 78 #define AUDIT_FS_WATCH 1301 /* Filesystem watch event */ 79 #define AUDIT_PATH 1302 /* Filename path information */ 80 #define AUDIT_IPC 1303 /* IPC record */ 81 #define AUDIT_SOCKETCALL 1304 /* sys_socketcall arguments */ 82 #define AUDIT_CONFIG_CHANGE 1305 /* Audit system configuration change */ 83 #define AUDIT_SOCKADDR 1306 /* sockaddr copied as syscall arg */ 84 #define AUDIT_CWD 1307 /* Current working directory */ 85 #define AUDIT_EXECVE 1309 /* execve arguments */ 86 #define AUDIT_IPC_SET_PERM 1311 /* IPC new permissions record type */ 87 #define AUDIT_MQ_OPEN 1312 /* POSIX MQ open record type */ 88 #define AUDIT_MQ_SENDRECV 1313 /* POSIX MQ send/receive record type */ 89 #define AUDIT_MQ_NOTIFY 1314 /* POSIX MQ notify record type */ 90 #define AUDIT_MQ_GETSETATTR 1315 /* POSIX MQ get/set attribute record type */ 91 92 #define AUDIT_AVC 1400 /* SE Linux avc denial or grant */ 93 #define AUDIT_SELINUX_ERR 1401 /* Internal SE Linux Errors */ 94 #define AUDIT_AVC_PATH 1402 /* dentry, vfsmount pair from avc */ 95 #define AUDIT_MAC_POLICY_LOAD 1403 /* Policy file load */ 96 #define AUDIT_MAC_STATUS 1404 /* Changed enforcing,permissive,off */ 97 #define AUDIT_MAC_CONFIG_CHANGE 1405 /* Changes to booleans */ 98 #define AUDIT_MAC_UNLBL_ALLOW 1406 /* NetLabel: allow unlabeled traffic */ 99 #define AUDIT_MAC_CIPSOV4_ADD 1407 /* NetLabel: add CIPSOv4 DOI entry */ 100 #define AUDIT_MAC_CIPSOV4_DEL 1408 /* NetLabel: del CIPSOv4 DOI entry */ 101 #define AUDIT_MAC_MAP_ADD 1409 /* NetLabel: add LSM domain mapping */ 102 #define AUDIT_MAC_MAP_DEL 1410 /* NetLabel: del LSM domain mapping */ 103 104 #define AUDIT_FIRST_KERN_ANOM_MSG 1700 105 #define AUDIT_LAST_KERN_ANOM_MSG 1799 106 #define AUDIT_ANOM_PROMISCUOUS 1700 /* Device changed promiscuous mode */ 107 108 #define AUDIT_KERNEL 2000 /* Asynchronous audit record. NOT A REQUEST. */ 109 110 /* Rule flags */ 111 #define AUDIT_FILTER_USER 0x00 /* Apply rule to user-generated messages */ 112 #define AUDIT_FILTER_TASK 0x01 /* Apply rule at task creation (not syscall) */ 113 #define AUDIT_FILTER_ENTRY 0x02 /* Apply rule at syscall entry */ 114 #define AUDIT_FILTER_WATCH 0x03 /* Apply rule to file system watches */ 115 #define AUDIT_FILTER_EXIT 0x04 /* Apply rule at syscall exit */ 116 #define AUDIT_FILTER_TYPE 0x05 /* Apply rule at audit_log_start */ 117 118 #define AUDIT_NR_FILTERS 6 119 120 #define AUDIT_FILTER_PREPEND 0x10 /* Prepend to front of list */ 121 122 /* Rule actions */ 123 #define AUDIT_NEVER 0 /* Do not build context if rule matches */ 124 #define AUDIT_POSSIBLE 1 /* Build context if rule matches */ 125 #define AUDIT_ALWAYS 2 /* Generate audit record if rule matches */ 126 127 /* Rule structure sizes -- if these change, different AUDIT_ADD and 128 * AUDIT_LIST commands must be implemented. */ 129 #define AUDIT_MAX_FIELDS 64 130 #define AUDIT_MAX_KEY_LEN 32 131 #define AUDIT_BITMASK_SIZE 64 132 #define AUDIT_WORD(nr) ((__u32)((nr)/32)) 133 #define AUDIT_BIT(nr) (1 << ((nr) - AUDIT_WORD(nr)*32)) 134 135 #define AUDIT_SYSCALL_CLASSES 16 136 #define AUDIT_CLASS_DIR_WRITE 0 137 #define AUDIT_CLASS_DIR_WRITE_32 1 138 #define AUDIT_CLASS_CHATTR 2 139 #define AUDIT_CLASS_CHATTR_32 3 140 #define AUDIT_CLASS_READ 4 141 #define AUDIT_CLASS_READ_32 5 142 #define AUDIT_CLASS_WRITE 6 143 #define AUDIT_CLASS_WRITE_32 7 144 145 /* This bitmask is used to validate user input. It represents all bits that 146 * are currently used in an audit field constant understood by the kernel. 147 * If you are adding a new #define AUDIT_<whatever>, please ensure that 148 * AUDIT_UNUSED_BITS is updated if need be. */ 149 #define AUDIT_UNUSED_BITS 0x0FFFFC00 150 151 152 /* Rule fields */ 153 /* These are useful when checking the 154 * task structure at task creation time 155 * (AUDIT_PER_TASK). */ 156 #define AUDIT_PID 0 157 #define AUDIT_UID 1 158 #define AUDIT_EUID 2 159 #define AUDIT_SUID 3 160 #define AUDIT_FSUID 4 161 #define AUDIT_GID 5 162 #define AUDIT_EGID 6 163 #define AUDIT_SGID 7 164 #define AUDIT_FSGID 8 165 #define AUDIT_LOGINUID 9 166 #define AUDIT_PERS 10 167 #define AUDIT_ARCH 11 168 #define AUDIT_MSGTYPE 12 169 #define AUDIT_SUBJ_USER 13 /* security label user */ 170 #define AUDIT_SUBJ_ROLE 14 /* security label role */ 171 #define AUDIT_SUBJ_TYPE 15 /* security label type */ 172 #define AUDIT_SUBJ_SEN 16 /* security label sensitivity label */ 173 #define AUDIT_SUBJ_CLR 17 /* security label clearance label */ 174 #define AUDIT_PPID 18 175 #define AUDIT_OBJ_USER 19 176 #define AUDIT_OBJ_ROLE 20 177 #define AUDIT_OBJ_TYPE 21 178 #define AUDIT_OBJ_LEV_LOW 22 179 #define AUDIT_OBJ_LEV_HIGH 23 180 181 /* These are ONLY useful when checking 182 * at syscall exit time (AUDIT_AT_EXIT). */ 183 #define AUDIT_DEVMAJOR 100 184 #define AUDIT_DEVMINOR 101 185 #define AUDIT_INODE 102 186 #define AUDIT_EXIT 103 187 #define AUDIT_SUCCESS 104 /* exit >= 0; value ignored */ 188 #define AUDIT_WATCH 105 189 #define AUDIT_PERM 106 190 191 #define AUDIT_ARG0 200 192 #define AUDIT_ARG1 (AUDIT_ARG0+1) 193 #define AUDIT_ARG2 (AUDIT_ARG0+2) 194 #define AUDIT_ARG3 (AUDIT_ARG0+3) 195 196 #define AUDIT_FILTERKEY 210 197 198 #define AUDIT_NEGATE 0x80000000 199 200 /* These are the supported operators. 201 * 4 2 1 202 * = > < 203 * ------- 204 * 0 0 0 0 nonsense 205 * 0 0 1 1 < 206 * 0 1 0 2 > 207 * 0 1 1 3 != 208 * 1 0 0 4 = 209 * 1 0 1 5 <= 210 * 1 1 0 6 >= 211 * 1 1 1 7 all operators 212 */ 213 #define AUDIT_LESS_THAN 0x10000000 214 #define AUDIT_GREATER_THAN 0x20000000 215 #define AUDIT_NOT_EQUAL 0x30000000 216 #define AUDIT_EQUAL 0x40000000 217 #define AUDIT_LESS_THAN_OR_EQUAL (AUDIT_LESS_THAN|AUDIT_EQUAL) 218 #define AUDIT_GREATER_THAN_OR_EQUAL (AUDIT_GREATER_THAN|AUDIT_EQUAL) 219 #define AUDIT_OPERATORS (AUDIT_EQUAL|AUDIT_NOT_EQUAL) 220 221 /* Status symbols */ 222 /* Mask values */ 223 #define AUDIT_STATUS_ENABLED 0x0001 224 #define AUDIT_STATUS_FAILURE 0x0002 225 #define AUDIT_STATUS_PID 0x0004 226 #define AUDIT_STATUS_RATE_LIMIT 0x0008 227 #define AUDIT_STATUS_BACKLOG_LIMIT 0x0010 228 /* Failure-to-log actions */ 229 #define AUDIT_FAIL_SILENT 0 230 #define AUDIT_FAIL_PRINTK 1 231 #define AUDIT_FAIL_PANIC 2 232 233 /* distinguish syscall tables */ 234 #define __AUDIT_ARCH_64BIT 0x80000000 235 #define __AUDIT_ARCH_LE 0x40000000 236 #define AUDIT_ARCH_ALPHA (EM_ALPHA|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE) 237 #define AUDIT_ARCH_ARM (EM_ARM|__AUDIT_ARCH_LE) 238 #define AUDIT_ARCH_ARMEB (EM_ARM) 239 #define AUDIT_ARCH_CRIS (EM_CRIS|__AUDIT_ARCH_LE) 240 #define AUDIT_ARCH_FRV (EM_FRV) 241 #define AUDIT_ARCH_H8300 (EM_H8_300) 242 #define AUDIT_ARCH_I386 (EM_386|__AUDIT_ARCH_LE) 243 #define AUDIT_ARCH_IA64 (EM_IA_64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE) 244 #define AUDIT_ARCH_M32R (EM_M32R) 245 #define AUDIT_ARCH_M68K (EM_68K) 246 #define AUDIT_ARCH_MIPS (EM_MIPS) 247 #define AUDIT_ARCH_MIPSEL (EM_MIPS|__AUDIT_ARCH_LE) 248 #define AUDIT_ARCH_MIPS64 (EM_MIPS|__AUDIT_ARCH_64BIT) 249 #define AUDIT_ARCH_MIPSEL64 (EM_MIPS|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE) 250 #define AUDIT_ARCH_PARISC (EM_PARISC) 251 #define AUDIT_ARCH_PARISC64 (EM_PARISC|__AUDIT_ARCH_64BIT) 252 #define AUDIT_ARCH_PPC (EM_PPC) 253 #define AUDIT_ARCH_PPC64 (EM_PPC64|__AUDIT_ARCH_64BIT) 254 #define AUDIT_ARCH_S390 (EM_S390) 255 #define AUDIT_ARCH_S390X (EM_S390|__AUDIT_ARCH_64BIT) 256 #define AUDIT_ARCH_SH (EM_SH) 257 #define AUDIT_ARCH_SHEL (EM_SH|__AUDIT_ARCH_LE) 258 #define AUDIT_ARCH_SH64 (EM_SH|__AUDIT_ARCH_64BIT) 259 #define AUDIT_ARCH_SHEL64 (EM_SH|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE) 260 #define AUDIT_ARCH_SPARC (EM_SPARC) 261 #define AUDIT_ARCH_SPARC64 (EM_SPARCV9|__AUDIT_ARCH_64BIT) 262 #define AUDIT_ARCH_V850 (EM_V850|__AUDIT_ARCH_LE) 263 #define AUDIT_ARCH_X86_64 (EM_X86_64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE) 264 265 #define AUDIT_PERM_EXEC 1 266 #define AUDIT_PERM_WRITE 2 267 #define AUDIT_PERM_READ 4 268 #define AUDIT_PERM_ATTR 8 269 270 struct audit_status { 271 __u32 mask; /* Bit mask for valid entries */ 272 __u32 enabled; /* 1 = enabled, 0 = disabled */ 273 __u32 failure; /* Failure-to-log action */ 274 __u32 pid; /* pid of auditd process */ 275 __u32 rate_limit; /* messages rate limit (per second) */ 276 __u32 backlog_limit; /* waiting messages limit */ 277 __u32 lost; /* messages lost */ 278 __u32 backlog; /* messages waiting in queue */ 279 }; 280 281 /* audit_rule_data supports filter rules with both integer and string 282 * fields. It corresponds with AUDIT_ADD_RULE, AUDIT_DEL_RULE and 283 * AUDIT_LIST_RULES requests. 284 */ 285 struct audit_rule_data { 286 __u32 flags; /* AUDIT_PER_{TASK,CALL}, AUDIT_PREPEND */ 287 __u32 action; /* AUDIT_NEVER, AUDIT_POSSIBLE, AUDIT_ALWAYS */ 288 __u32 field_count; 289 __u32 mask[AUDIT_BITMASK_SIZE]; /* syscall(s) affected */ 290 __u32 fields[AUDIT_MAX_FIELDS]; 291 __u32 values[AUDIT_MAX_FIELDS]; 292 __u32 fieldflags[AUDIT_MAX_FIELDS]; 293 __u32 buflen; /* total length of string fields */ 294 char buf[0]; /* string fields buffer */ 295 }; 296 297 /* audit_rule is supported to maintain backward compatibility with 298 * userspace. It supports integer fields only and corresponds to 299 * AUDIT_ADD, AUDIT_DEL and AUDIT_LIST requests. 300 */ 301 struct audit_rule { /* for AUDIT_LIST, AUDIT_ADD, and AUDIT_DEL */ 302 __u32 flags; /* AUDIT_PER_{TASK,CALL}, AUDIT_PREPEND */ 303 __u32 action; /* AUDIT_NEVER, AUDIT_POSSIBLE, AUDIT_ALWAYS */ 304 __u32 field_count; 305 __u32 mask[AUDIT_BITMASK_SIZE]; 306 __u32 fields[AUDIT_MAX_FIELDS]; 307 __u32 values[AUDIT_MAX_FIELDS]; 308 }; 309 310 #ifdef __KERNEL__ 311 #include <linux/sched.h> 312 313 struct audit_sig_info { 314 uid_t uid; 315 pid_t pid; 316 char ctx[0]; 317 }; 318 319 struct audit_buffer; 320 struct audit_context; 321 struct inode; 322 struct netlink_skb_parms; 323 struct linux_binprm; 324 struct mq_attr; 325 struct mqstat; 326 327 #define AUDITSC_INVALID 0 328 #define AUDITSC_SUCCESS 1 329 #define AUDITSC_FAILURE 2 330 #define AUDITSC_RESULT(x) ( ((long)(x))<0?AUDITSC_FAILURE:AUDITSC_SUCCESS ) 331 extern int __init audit_register_class(int class, unsigned *list); 332 extern int audit_classify_syscall(int abi, unsigned syscall); 333 #ifdef CONFIG_AUDITSYSCALL 334 /* These are defined in auditsc.c */ 335 /* Public API */ 336 extern int audit_alloc(struct task_struct *task); 337 extern void audit_free(struct task_struct *task); 338 extern void audit_syscall_entry(int arch, 339 int major, unsigned long a0, unsigned long a1, 340 unsigned long a2, unsigned long a3); 341 extern void audit_syscall_exit(int failed, long return_code); 342 extern void __audit_getname(const char *name); 343 extern void audit_putname(const char *name); 344 extern void __audit_inode(const char *name, const struct inode *inode); 345 extern void __audit_inode_child(const char *dname, const struct inode *inode, 346 const struct inode *parent); 347 extern void __audit_inode_update(const struct inode *inode); 348 static inline int audit_dummy_context(void) 349 { 350 void *p = current->audit_context; 351 return !p || *(int *)p; 352 } 353 static inline void audit_getname(const char *name) 354 { 355 if (unlikely(!audit_dummy_context())) 356 __audit_getname(name); 357 } 358 static inline void audit_inode(const char *name, const struct inode *inode) { 359 if (unlikely(!audit_dummy_context())) 360 __audit_inode(name, inode); 361 } 362 static inline void audit_inode_child(const char *dname, 363 const struct inode *inode, 364 const struct inode *parent) { 365 if (unlikely(!audit_dummy_context())) 366 __audit_inode_child(dname, inode, parent); 367 } 368 static inline void audit_inode_update(const struct inode *inode) { 369 if (unlikely(!audit_dummy_context())) 370 __audit_inode_update(inode); 371 } 372 373 /* Private API (for audit.c only) */ 374 extern unsigned int audit_serial(void); 375 extern void auditsc_get_stamp(struct audit_context *ctx, 376 struct timespec *t, unsigned int *serial); 377 extern int audit_set_loginuid(struct task_struct *task, uid_t loginuid); 378 extern uid_t audit_get_loginuid(struct audit_context *ctx); 379 extern int __audit_ipc_obj(struct kern_ipc_perm *ipcp); 380 extern int __audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, mode_t mode); 381 extern int audit_bprm(struct linux_binprm *bprm); 382 extern int audit_socketcall(int nargs, unsigned long *args); 383 extern int audit_sockaddr(int len, void *addr); 384 extern int audit_avc_path(struct dentry *dentry, struct vfsmount *mnt); 385 extern int audit_set_macxattr(const char *name); 386 extern int __audit_mq_open(int oflag, mode_t mode, struct mq_attr __user *u_attr); 387 extern int __audit_mq_timedsend(mqd_t mqdes, size_t msg_len, unsigned int msg_prio, const struct timespec __user *u_abs_timeout); 388 extern int __audit_mq_timedreceive(mqd_t mqdes, size_t msg_len, unsigned int __user *u_msg_prio, const struct timespec __user *u_abs_timeout); 389 extern int __audit_mq_notify(mqd_t mqdes, const struct sigevent __user *u_notification); 390 extern int __audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat); 391 392 static inline int audit_ipc_obj(struct kern_ipc_perm *ipcp) 393 { 394 if (unlikely(!audit_dummy_context())) 395 return __audit_ipc_obj(ipcp); 396 return 0; 397 } 398 static inline int audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, mode_t mode) 399 { 400 if (unlikely(!audit_dummy_context())) 401 return __audit_ipc_set_perm(qbytes, uid, gid, mode); 402 return 0; 403 } 404 static inline int audit_mq_open(int oflag, mode_t mode, struct mq_attr __user *u_attr) 405 { 406 if (unlikely(!audit_dummy_context())) 407 return __audit_mq_open(oflag, mode, u_attr); 408 return 0; 409 } 410 static inline int audit_mq_timedsend(mqd_t mqdes, size_t msg_len, unsigned int msg_prio, const struct timespec __user *u_abs_timeout) 411 { 412 if (unlikely(!audit_dummy_context())) 413 return __audit_mq_timedsend(mqdes, msg_len, msg_prio, u_abs_timeout); 414 return 0; 415 } 416 static inline int audit_mq_timedreceive(mqd_t mqdes, size_t msg_len, unsigned int __user *u_msg_prio, const struct timespec __user *u_abs_timeout) 417 { 418 if (unlikely(!audit_dummy_context())) 419 return __audit_mq_timedreceive(mqdes, msg_len, u_msg_prio, u_abs_timeout); 420 return 0; 421 } 422 static inline int audit_mq_notify(mqd_t mqdes, const struct sigevent __user *u_notification) 423 { 424 if (unlikely(!audit_dummy_context())) 425 return __audit_mq_notify(mqdes, u_notification); 426 return 0; 427 } 428 static inline int audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat) 429 { 430 if (unlikely(!audit_dummy_context())) 431 return __audit_mq_getsetattr(mqdes, mqstat); 432 return 0; 433 } 434 extern int audit_n_rules; 435 #else 436 #define audit_alloc(t) ({ 0; }) 437 #define audit_free(t) do { ; } while (0) 438 #define audit_syscall_entry(ta,a,b,c,d,e) do { ; } while (0) 439 #define audit_syscall_exit(f,r) do { ; } while (0) 440 #define audit_dummy_context() 1 441 #define audit_getname(n) do { ; } while (0) 442 #define audit_putname(n) do { ; } while (0) 443 #define __audit_inode(n,i) do { ; } while (0) 444 #define __audit_inode_child(d,i,p) do { ; } while (0) 445 #define __audit_inode_update(i) do { ; } while (0) 446 #define audit_inode(n,i) do { ; } while (0) 447 #define audit_inode_child(d,i,p) do { ; } while (0) 448 #define audit_inode_update(i) do { ; } while (0) 449 #define auditsc_get_stamp(c,t,s) do { BUG(); } while (0) 450 #define audit_get_loginuid(c) ({ -1; }) 451 #define audit_ipc_obj(i) ({ 0; }) 452 #define audit_ipc_set_perm(q,u,g,m) ({ 0; }) 453 #define audit_bprm(p) ({ 0; }) 454 #define audit_socketcall(n,a) ({ 0; }) 455 #define audit_sockaddr(len, addr) ({ 0; }) 456 #define audit_avc_path(dentry, mnt) ({ 0; }) 457 #define audit_set_macxattr(n) do { ; } while (0) 458 #define audit_mq_open(o,m,a) ({ 0; }) 459 #define audit_mq_timedsend(d,l,p,t) ({ 0; }) 460 #define audit_mq_timedreceive(d,l,p,t) ({ 0; }) 461 #define audit_mq_notify(d,n) ({ 0; }) 462 #define audit_mq_getsetattr(d,s) ({ 0; }) 463 #define audit_n_rules 0 464 #endif 465 466 #ifdef CONFIG_AUDIT 467 /* These are defined in audit.c */ 468 /* Public API */ 469 extern void audit_log(struct audit_context *ctx, gfp_t gfp_mask, 470 int type, const char *fmt, ...) 471 __attribute__((format(printf,4,5))); 472 473 extern struct audit_buffer *audit_log_start(struct audit_context *ctx, gfp_t gfp_mask, int type); 474 extern void audit_log_format(struct audit_buffer *ab, 475 const char *fmt, ...) 476 __attribute__((format(printf,2,3))); 477 extern void audit_log_end(struct audit_buffer *ab); 478 extern void audit_log_hex(struct audit_buffer *ab, 479 const unsigned char *buf, 480 size_t len); 481 extern const char * audit_log_untrustedstring(struct audit_buffer *ab, 482 const char *string); 483 extern const char * audit_log_n_untrustedstring(struct audit_buffer *ab, 484 size_t n, 485 const char *string); 486 extern void audit_log_d_path(struct audit_buffer *ab, 487 const char *prefix, 488 struct dentry *dentry, 489 struct vfsmount *vfsmnt); 490 /* Private API (for audit.c only) */ 491 extern int audit_filter_user(struct netlink_skb_parms *cb, int type); 492 extern int audit_filter_type(int type); 493 extern int audit_receive_filter(int type, int pid, int uid, int seq, 494 void *data, size_t datasz, uid_t loginuid, u32 sid); 495 #else 496 #define audit_log(c,g,t,f,...) do { ; } while (0) 497 #define audit_log_start(c,g,t) ({ NULL; }) 498 #define audit_log_vformat(b,f,a) do { ; } while (0) 499 #define audit_log_format(b,f,...) do { ; } while (0) 500 #define audit_log_end(b) do { ; } while (0) 501 #define audit_log_hex(a,b,l) do { ; } while (0) 502 #define audit_log_untrustedstring(a,s) do { ; } while (0) 503 #define audit_log_n_untrustedstring(a,n,s) do { ; } while (0) 504 #define audit_log_d_path(b,p,d,v) do { ; } while (0) 505 #endif 506 #endif 507 #endif 508