1e2be04c7SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ 2607ca46eSDavid Howells /* audit.h -- Auditing support 3607ca46eSDavid Howells * 4607ca46eSDavid Howells * Copyright 2003-2004 Red Hat Inc., Durham, North Carolina. 5607ca46eSDavid Howells * All Rights Reserved. 6607ca46eSDavid Howells * 7607ca46eSDavid Howells * This program is free software; you can redistribute it and/or modify 8607ca46eSDavid Howells * it under the terms of the GNU General Public License as published by 9607ca46eSDavid Howells * the Free Software Foundation; either version 2 of the License, or 10607ca46eSDavid Howells * (at your option) any later version. 11607ca46eSDavid Howells * 12607ca46eSDavid Howells * This program is distributed in the hope that it will be useful, 13607ca46eSDavid Howells * but WITHOUT ANY WARRANTY; without even the implied warranty of 14607ca46eSDavid Howells * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15607ca46eSDavid Howells * GNU General Public License for more details. 16607ca46eSDavid Howells * 17607ca46eSDavid Howells * You should have received a copy of the GNU General Public License 18607ca46eSDavid Howells * along with this program; if not, write to the Free Software 19607ca46eSDavid Howells * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 20607ca46eSDavid Howells * 21607ca46eSDavid Howells * Written by Rickard E. (Rik) Faith <faith@redhat.com> 22607ca46eSDavid Howells * 23607ca46eSDavid Howells */ 24607ca46eSDavid Howells 25607ca46eSDavid Howells #ifndef _UAPI_LINUX_AUDIT_H_ 26607ca46eSDavid Howells #define _UAPI_LINUX_AUDIT_H_ 27607ca46eSDavid Howells 28607ca46eSDavid Howells #include <linux/types.h> 29607ca46eSDavid Howells #include <linux/elf-em.h> 30607ca46eSDavid Howells 31607ca46eSDavid Howells /* The netlink messages for the audit system is divided into blocks: 32607ca46eSDavid Howells * 1000 - 1099 are for commanding the audit system 33607ca46eSDavid Howells * 1100 - 1199 user space trusted application messages 34607ca46eSDavid Howells * 1200 - 1299 messages internal to the audit daemon 35607ca46eSDavid Howells * 1300 - 1399 audit event messages 36607ca46eSDavid Howells * 1400 - 1499 SE Linux use 37607ca46eSDavid Howells * 1500 - 1599 kernel LSPP events 38607ca46eSDavid Howells * 1600 - 1699 kernel crypto events 39607ca46eSDavid Howells * 1700 - 1799 kernel anomaly records 40607ca46eSDavid Howells * 1800 - 1899 kernel integrity events 41607ca46eSDavid Howells * 1900 - 1999 future kernel use 42607ca46eSDavid Howells * 2000 is for otherwise unclassified kernel audit messages (legacy) 43607ca46eSDavid Howells * 2001 - 2099 unused (kernel) 44607ca46eSDavid Howells * 2100 - 2199 user space anomaly records 45607ca46eSDavid Howells * 2200 - 2299 user space actions taken in response to anomalies 46607ca46eSDavid Howells * 2300 - 2399 user space generated LSPP events 47607ca46eSDavid Howells * 2400 - 2499 user space crypto events 48607ca46eSDavid Howells * 2500 - 2999 future user space (maybe integrity labels and related events) 49607ca46eSDavid Howells * 50607ca46eSDavid Howells * Messages from 1000-1199 are bi-directional. 1200-1299 & 2100 - 2999 are 51607ca46eSDavid Howells * exclusively user space. 1300-2099 is kernel --> user space 52607ca46eSDavid Howells * communication. 53607ca46eSDavid Howells */ 54607ca46eSDavid Howells #define AUDIT_GET 1000 /* Get status */ 55607ca46eSDavid Howells #define AUDIT_SET 1001 /* Set status (enable/disable/auditd) */ 56607ca46eSDavid Howells #define AUDIT_LIST 1002 /* List syscall rules -- deprecated */ 57607ca46eSDavid Howells #define AUDIT_ADD 1003 /* Add syscall rule -- deprecated */ 58607ca46eSDavid Howells #define AUDIT_DEL 1004 /* Delete syscall rule -- deprecated */ 59607ca46eSDavid Howells #define AUDIT_USER 1005 /* Message from userspace -- deprecated */ 60607ca46eSDavid Howells #define AUDIT_LOGIN 1006 /* Define the login id and information */ 61607ca46eSDavid Howells #define AUDIT_WATCH_INS 1007 /* Insert file/dir watch entry */ 62607ca46eSDavid Howells #define AUDIT_WATCH_REM 1008 /* Remove file/dir watch entry */ 63607ca46eSDavid Howells #define AUDIT_WATCH_LIST 1009 /* List all file/dir watches */ 64607ca46eSDavid Howells #define AUDIT_SIGNAL_INFO 1010 /* Get info about sender of signal to auditd */ 65607ca46eSDavid Howells #define AUDIT_ADD_RULE 1011 /* Add syscall filtering rule */ 66607ca46eSDavid Howells #define AUDIT_DEL_RULE 1012 /* Delete syscall filtering rule */ 67607ca46eSDavid Howells #define AUDIT_LIST_RULES 1013 /* List syscall filtering rules */ 68607ca46eSDavid Howells #define AUDIT_TRIM 1014 /* Trim junk from watched tree */ 69607ca46eSDavid Howells #define AUDIT_MAKE_EQUIV 1015 /* Append to watched tree */ 70607ca46eSDavid Howells #define AUDIT_TTY_GET 1016 /* Get TTY auditing status */ 71607ca46eSDavid Howells #define AUDIT_TTY_SET 1017 /* Set TTY auditing status */ 72b0fed402SEric Paris #define AUDIT_SET_FEATURE 1018 /* Turn an audit feature on or off */ 73b0fed402SEric Paris #define AUDIT_GET_FEATURE 1019 /* Get which features are enabled */ 74607ca46eSDavid Howells 75607ca46eSDavid Howells #define AUDIT_FIRST_USER_MSG 1100 /* Userspace messages mostly uninteresting to kernel */ 76607ca46eSDavid Howells #define AUDIT_USER_AVC 1107 /* We filter this differently */ 77607ca46eSDavid Howells #define AUDIT_USER_TTY 1124 /* Non-ICANON TTY input meaning */ 78607ca46eSDavid Howells #define AUDIT_LAST_USER_MSG 1199 79607ca46eSDavid Howells #define AUDIT_FIRST_USER_MSG2 2100 /* More user space messages */ 80607ca46eSDavid Howells #define AUDIT_LAST_USER_MSG2 2999 81607ca46eSDavid Howells 82607ca46eSDavid Howells #define AUDIT_DAEMON_START 1200 /* Daemon startup record */ 83607ca46eSDavid Howells #define AUDIT_DAEMON_END 1201 /* Daemon normal stop record */ 84607ca46eSDavid Howells #define AUDIT_DAEMON_ABORT 1202 /* Daemon error stop record */ 85607ca46eSDavid Howells #define AUDIT_DAEMON_CONFIG 1203 /* Daemon config change */ 86607ca46eSDavid Howells 87607ca46eSDavid Howells #define AUDIT_SYSCALL 1300 /* Syscall event */ 88607ca46eSDavid Howells /* #define AUDIT_FS_WATCH 1301 * Deprecated */ 89607ca46eSDavid Howells #define AUDIT_PATH 1302 /* Filename path information */ 90607ca46eSDavid Howells #define AUDIT_IPC 1303 /* IPC record */ 91607ca46eSDavid Howells #define AUDIT_SOCKETCALL 1304 /* sys_socketcall arguments */ 92607ca46eSDavid Howells #define AUDIT_CONFIG_CHANGE 1305 /* Audit system configuration change */ 93607ca46eSDavid Howells #define AUDIT_SOCKADDR 1306 /* sockaddr copied as syscall arg */ 94607ca46eSDavid Howells #define AUDIT_CWD 1307 /* Current working directory */ 95607ca46eSDavid Howells #define AUDIT_EXECVE 1309 /* execve arguments */ 96607ca46eSDavid Howells #define AUDIT_IPC_SET_PERM 1311 /* IPC new permissions record type */ 97607ca46eSDavid Howells #define AUDIT_MQ_OPEN 1312 /* POSIX MQ open record type */ 98607ca46eSDavid Howells #define AUDIT_MQ_SENDRECV 1313 /* POSIX MQ send/receive record type */ 99607ca46eSDavid Howells #define AUDIT_MQ_NOTIFY 1314 /* POSIX MQ notify record type */ 100607ca46eSDavid Howells #define AUDIT_MQ_GETSETATTR 1315 /* POSIX MQ get/set attribute record type */ 101607ca46eSDavid Howells #define AUDIT_KERNEL_OTHER 1316 /* For use by 3rd party modules */ 102607ca46eSDavid Howells #define AUDIT_FD_PAIR 1317 /* audit record for pipe/socketpair */ 103607ca46eSDavid Howells #define AUDIT_OBJ_PID 1318 /* ptrace target */ 104607ca46eSDavid Howells #define AUDIT_TTY 1319 /* Input on an administrative TTY */ 105607ca46eSDavid Howells #define AUDIT_EOE 1320 /* End of multi-record event */ 106607ca46eSDavid Howells #define AUDIT_BPRM_FCAPS 1321 /* Information about fcaps increasing perms */ 107607ca46eSDavid Howells #define AUDIT_CAPSET 1322 /* Record showing argument to sys_capset */ 108607ca46eSDavid Howells #define AUDIT_MMAP 1323 /* Record showing descriptor and flags in mmap */ 109607ca46eSDavid Howells #define AUDIT_NETFILTER_PKT 1324 /* Packets traversing netfilter chains */ 110607ca46eSDavid Howells #define AUDIT_NETFILTER_CFG 1325 /* Netfilter chain modifications */ 1117b9205bdSKees Cook #define AUDIT_SECCOMP 1326 /* Secure Computing event */ 1123f1c8250SWilliam Roberts #define AUDIT_PROCTITLE 1327 /* Proctitle emit event */ 113ab9705f3SEric Paris #define AUDIT_FEATURE_CHANGE 1328 /* audit log listing feature changes */ 114133e1e5aSRichard Guy Briggs #define AUDIT_REPLACE 1329 /* Replace auditd if this packet unanswerd */ 115ca86cad7SRichard Guy Briggs #define AUDIT_KERN_MODULE 1330 /* Kernel Module events */ 116de8cd83eSSteve Grubb #define AUDIT_FANOTIFY 1331 /* Fanotify access decision */ 1172d87a067SOndrej Mosnacek #define AUDIT_TIME_INJOFFSET 1332 /* Timekeeping offset injected */ 1187e8eda73SOndrej Mosnacek #define AUDIT_TIME_ADJNTPVAL 1333 /* NTP value adjustment */ 119bae141f5SDaniel Borkmann #define AUDIT_BPF 1334 /* BPF subsystem */ 1209d2161beSRichard Guy Briggs #define AUDIT_EVENT_LISTENER 1335 /* Task joined multicast read socket */ 1215bd2182dSPaul Moore #define AUDIT_URINGOP 1336 /* io_uring operation */ 122571e5c0eSRichard Guy Briggs #define AUDIT_OPENAT2 1337 /* Record showing openat2 how args */ 1232cc1ae48SMichael Weiß #define AUDIT_DM_CTRL 1338 /* Device Mapper target control */ 1242cc1ae48SMichael Weiß #define AUDIT_DM_EVENT 1339 /* Device Mapper events */ 125607ca46eSDavid Howells 126607ca46eSDavid Howells #define AUDIT_AVC 1400 /* SE Linux avc denial or grant */ 127607ca46eSDavid Howells #define AUDIT_SELINUX_ERR 1401 /* Internal SE Linux Errors */ 128607ca46eSDavid Howells #define AUDIT_AVC_PATH 1402 /* dentry, vfsmount pair from avc */ 129607ca46eSDavid Howells #define AUDIT_MAC_POLICY_LOAD 1403 /* Policy file load */ 130607ca46eSDavid Howells #define AUDIT_MAC_STATUS 1404 /* Changed enforcing,permissive,off */ 131607ca46eSDavid Howells #define AUDIT_MAC_CONFIG_CHANGE 1405 /* Changes to booleans */ 132607ca46eSDavid Howells #define AUDIT_MAC_UNLBL_ALLOW 1406 /* NetLabel: allow unlabeled traffic */ 133607ca46eSDavid Howells #define AUDIT_MAC_CIPSOV4_ADD 1407 /* NetLabel: add CIPSOv4 DOI entry */ 134607ca46eSDavid Howells #define AUDIT_MAC_CIPSOV4_DEL 1408 /* NetLabel: del CIPSOv4 DOI entry */ 135607ca46eSDavid Howells #define AUDIT_MAC_MAP_ADD 1409 /* NetLabel: add LSM domain mapping */ 136607ca46eSDavid Howells #define AUDIT_MAC_MAP_DEL 1410 /* NetLabel: del LSM domain mapping */ 137607ca46eSDavid Howells #define AUDIT_MAC_IPSEC_ADDSA 1411 /* Not used */ 138607ca46eSDavid Howells #define AUDIT_MAC_IPSEC_DELSA 1412 /* Not used */ 139607ca46eSDavid Howells #define AUDIT_MAC_IPSEC_ADDSPD 1413 /* Not used */ 140607ca46eSDavid Howells #define AUDIT_MAC_IPSEC_DELSPD 1414 /* Not used */ 141607ca46eSDavid Howells #define AUDIT_MAC_IPSEC_EVENT 1415 /* Audit an IPSec event */ 142607ca46eSDavid Howells #define AUDIT_MAC_UNLBL_STCADD 1416 /* NetLabel: add a static label */ 143607ca46eSDavid Howells #define AUDIT_MAC_UNLBL_STCDEL 1417 /* NetLabel: del a static label */ 144cb72d382SHuw Davies #define AUDIT_MAC_CALIPSO_ADD 1418 /* NetLabel: add CALIPSO DOI entry */ 145cb72d382SHuw Davies #define AUDIT_MAC_CALIPSO_DEL 1419 /* NetLabel: del CALIPSO DOI entry */ 146607ca46eSDavid Howells 147607ca46eSDavid Howells #define AUDIT_FIRST_KERN_ANOM_MSG 1700 148607ca46eSDavid Howells #define AUDIT_LAST_KERN_ANOM_MSG 1799 149607ca46eSDavid Howells #define AUDIT_ANOM_PROMISCUOUS 1700 /* Device changed promiscuous mode */ 150607ca46eSDavid Howells #define AUDIT_ANOM_ABEND 1701 /* Process ended abnormally */ 151607ca46eSDavid Howells #define AUDIT_ANOM_LINK 1702 /* Suspicious use of file links */ 152245d7369SKees Cook #define AUDIT_ANOM_CREAT 1703 /* Suspicious file creation */ 153607ca46eSDavid Howells #define AUDIT_INTEGRITY_DATA 1800 /* Data integrity verification */ 154607ca46eSDavid Howells #define AUDIT_INTEGRITY_METADATA 1801 /* Metadata integrity verification */ 155607ca46eSDavid Howells #define AUDIT_INTEGRITY_STATUS 1802 /* Integrity enable status */ 156607ca46eSDavid Howells #define AUDIT_INTEGRITY_HASH 1803 /* Integrity HASH type */ 157607ca46eSDavid Howells #define AUDIT_INTEGRITY_PCR 1804 /* PCR invalidation msgs */ 158607ca46eSDavid Howells #define AUDIT_INTEGRITY_RULE 1805 /* policy rule */ 159fa516b66SMatthew Garrett #define AUDIT_INTEGRITY_EVM_XATTR 1806 /* New EVM-covered xattr */ 160dba31ee7SStefan Berger #define AUDIT_INTEGRITY_POLICY_RULE 1807 /* IMA policy rules */ 161607ca46eSDavid Howells 162607ca46eSDavid Howells #define AUDIT_KERNEL 2000 /* Asynchronous audit record. NOT A REQUEST. */ 163607ca46eSDavid Howells 164607ca46eSDavid Howells /* Rule flags */ 165607ca46eSDavid Howells #define AUDIT_FILTER_USER 0x00 /* Apply rule to user-generated messages */ 166607ca46eSDavid Howells #define AUDIT_FILTER_TASK 0x01 /* Apply rule at task creation (not syscall) */ 167607ca46eSDavid Howells #define AUDIT_FILTER_ENTRY 0x02 /* Apply rule at syscall entry */ 168607ca46eSDavid Howells #define AUDIT_FILTER_WATCH 0x03 /* Apply rule to file system watches */ 169607ca46eSDavid Howells #define AUDIT_FILTER_EXIT 0x04 /* Apply rule at syscall exit */ 170d904ac03SRichard Guy Briggs #define AUDIT_FILTER_EXCLUDE 0x05 /* Apply rule before record creation */ 171d904ac03SRichard Guy Briggs #define AUDIT_FILTER_TYPE AUDIT_FILTER_EXCLUDE /* obsolete misleading naming */ 17242d5e376SRichard Guy Briggs #define AUDIT_FILTER_FS 0x06 /* Apply rule at __audit_inode_child */ 17367daf270SPaul Moore #define AUDIT_FILTER_URING_EXIT 0x07 /* Apply rule at io_uring op exit */ 174607ca46eSDavid Howells 17567daf270SPaul Moore #define AUDIT_NR_FILTERS 8 176607ca46eSDavid Howells 177607ca46eSDavid Howells #define AUDIT_FILTER_PREPEND 0x10 /* Prepend to front of list */ 178607ca46eSDavid Howells 179607ca46eSDavid Howells /* Rule actions */ 180607ca46eSDavid Howells #define AUDIT_NEVER 0 /* Do not build context if rule matches */ 181607ca46eSDavid Howells #define AUDIT_POSSIBLE 1 /* Build context if rule matches */ 182607ca46eSDavid Howells #define AUDIT_ALWAYS 2 /* Generate audit record if rule matches */ 183607ca46eSDavid Howells 184607ca46eSDavid Howells /* Rule structure sizes -- if these change, different AUDIT_ADD and 185607ca46eSDavid Howells * AUDIT_LIST commands must be implemented. */ 186607ca46eSDavid Howells #define AUDIT_MAX_FIELDS 64 187607ca46eSDavid Howells #define AUDIT_MAX_KEY_LEN 256 188607ca46eSDavid Howells #define AUDIT_BITMASK_SIZE 64 189607ca46eSDavid Howells #define AUDIT_WORD(nr) ((__u32)((nr)/32)) 190*986d93f5SGaosheng Cui #define AUDIT_BIT(nr) (1U << ((nr) - AUDIT_WORD(nr)*32)) 191607ca46eSDavid Howells 192607ca46eSDavid Howells #define AUDIT_SYSCALL_CLASSES 16 193607ca46eSDavid Howells #define AUDIT_CLASS_DIR_WRITE 0 194607ca46eSDavid Howells #define AUDIT_CLASS_DIR_WRITE_32 1 195607ca46eSDavid Howells #define AUDIT_CLASS_CHATTR 2 196607ca46eSDavid Howells #define AUDIT_CLASS_CHATTR_32 3 197607ca46eSDavid Howells #define AUDIT_CLASS_READ 4 198607ca46eSDavid Howells #define AUDIT_CLASS_READ_32 5 199607ca46eSDavid Howells #define AUDIT_CLASS_WRITE 6 200607ca46eSDavid Howells #define AUDIT_CLASS_WRITE_32 7 201607ca46eSDavid Howells #define AUDIT_CLASS_SIGNAL 8 202607ca46eSDavid Howells #define AUDIT_CLASS_SIGNAL_32 9 203607ca46eSDavid Howells 204607ca46eSDavid Howells /* This bitmask is used to validate user input. It represents all bits that 205607ca46eSDavid Howells * are currently used in an audit field constant understood by the kernel. 206607ca46eSDavid Howells * If you are adding a new #define AUDIT_<whatever>, please ensure that 207607ca46eSDavid Howells * AUDIT_UNUSED_BITS is updated if need be. */ 208607ca46eSDavid Howells #define AUDIT_UNUSED_BITS 0x07FFFC00 209607ca46eSDavid Howells 210607ca46eSDavid Howells /* AUDIT_FIELD_COMPARE rule list */ 211607ca46eSDavid Howells #define AUDIT_COMPARE_UID_TO_OBJ_UID 1 212607ca46eSDavid Howells #define AUDIT_COMPARE_GID_TO_OBJ_GID 2 213607ca46eSDavid Howells #define AUDIT_COMPARE_EUID_TO_OBJ_UID 3 214607ca46eSDavid Howells #define AUDIT_COMPARE_EGID_TO_OBJ_GID 4 215607ca46eSDavid Howells #define AUDIT_COMPARE_AUID_TO_OBJ_UID 5 216607ca46eSDavid Howells #define AUDIT_COMPARE_SUID_TO_OBJ_UID 6 217607ca46eSDavid Howells #define AUDIT_COMPARE_SGID_TO_OBJ_GID 7 218607ca46eSDavid Howells #define AUDIT_COMPARE_FSUID_TO_OBJ_UID 8 219607ca46eSDavid Howells #define AUDIT_COMPARE_FSGID_TO_OBJ_GID 9 220607ca46eSDavid Howells 221607ca46eSDavid Howells #define AUDIT_COMPARE_UID_TO_AUID 10 222607ca46eSDavid Howells #define AUDIT_COMPARE_UID_TO_EUID 11 223607ca46eSDavid Howells #define AUDIT_COMPARE_UID_TO_FSUID 12 224607ca46eSDavid Howells #define AUDIT_COMPARE_UID_TO_SUID 13 225607ca46eSDavid Howells 226607ca46eSDavid Howells #define AUDIT_COMPARE_AUID_TO_FSUID 14 227607ca46eSDavid Howells #define AUDIT_COMPARE_AUID_TO_SUID 15 228607ca46eSDavid Howells #define AUDIT_COMPARE_AUID_TO_EUID 16 229607ca46eSDavid Howells 230607ca46eSDavid Howells #define AUDIT_COMPARE_EUID_TO_SUID 17 231607ca46eSDavid Howells #define AUDIT_COMPARE_EUID_TO_FSUID 18 232607ca46eSDavid Howells 233607ca46eSDavid Howells #define AUDIT_COMPARE_SUID_TO_FSUID 19 234607ca46eSDavid Howells 235607ca46eSDavid Howells #define AUDIT_COMPARE_GID_TO_EGID 20 236607ca46eSDavid Howells #define AUDIT_COMPARE_GID_TO_FSGID 21 237607ca46eSDavid Howells #define AUDIT_COMPARE_GID_TO_SGID 22 238607ca46eSDavid Howells 239607ca46eSDavid Howells #define AUDIT_COMPARE_EGID_TO_FSGID 23 240607ca46eSDavid Howells #define AUDIT_COMPARE_EGID_TO_SGID 24 241607ca46eSDavid Howells #define AUDIT_COMPARE_SGID_TO_FSGID 25 242607ca46eSDavid Howells 243607ca46eSDavid Howells #define AUDIT_MAX_FIELD_COMPARE AUDIT_COMPARE_SGID_TO_FSGID 244607ca46eSDavid Howells 245607ca46eSDavid Howells /* Rule fields */ 246607ca46eSDavid Howells /* These are useful when checking the 247607ca46eSDavid Howells * task structure at task creation time 248607ca46eSDavid Howells * (AUDIT_PER_TASK). */ 249607ca46eSDavid Howells #define AUDIT_PID 0 250607ca46eSDavid Howells #define AUDIT_UID 1 251607ca46eSDavid Howells #define AUDIT_EUID 2 252607ca46eSDavid Howells #define AUDIT_SUID 3 253607ca46eSDavid Howells #define AUDIT_FSUID 4 254607ca46eSDavid Howells #define AUDIT_GID 5 255607ca46eSDavid Howells #define AUDIT_EGID 6 256607ca46eSDavid Howells #define AUDIT_SGID 7 257607ca46eSDavid Howells #define AUDIT_FSGID 8 258607ca46eSDavid Howells #define AUDIT_LOGINUID 9 259607ca46eSDavid Howells #define AUDIT_PERS 10 260607ca46eSDavid Howells #define AUDIT_ARCH 11 261607ca46eSDavid Howells #define AUDIT_MSGTYPE 12 262607ca46eSDavid Howells #define AUDIT_SUBJ_USER 13 /* security label user */ 263607ca46eSDavid Howells #define AUDIT_SUBJ_ROLE 14 /* security label role */ 264607ca46eSDavid Howells #define AUDIT_SUBJ_TYPE 15 /* security label type */ 265607ca46eSDavid Howells #define AUDIT_SUBJ_SEN 16 /* security label sensitivity label */ 266607ca46eSDavid Howells #define AUDIT_SUBJ_CLR 17 /* security label clearance label */ 267607ca46eSDavid Howells #define AUDIT_PPID 18 268607ca46eSDavid Howells #define AUDIT_OBJ_USER 19 269607ca46eSDavid Howells #define AUDIT_OBJ_ROLE 20 270607ca46eSDavid Howells #define AUDIT_OBJ_TYPE 21 271607ca46eSDavid Howells #define AUDIT_OBJ_LEV_LOW 22 272607ca46eSDavid Howells #define AUDIT_OBJ_LEV_HIGH 23 273780a7654SEric W. Biederman #define AUDIT_LOGINUID_SET 24 2748fae4770SRichard Guy Briggs #define AUDIT_SESSIONID 25 /* Session ID */ 27542d5e376SRichard Guy Briggs #define AUDIT_FSTYPE 26 /* FileSystem Type */ 276607ca46eSDavid Howells 277607ca46eSDavid Howells /* These are ONLY useful when checking 278607ca46eSDavid Howells * at syscall exit time (AUDIT_AT_EXIT). */ 279607ca46eSDavid Howells #define AUDIT_DEVMAJOR 100 280607ca46eSDavid Howells #define AUDIT_DEVMINOR 101 281607ca46eSDavid Howells #define AUDIT_INODE 102 282607ca46eSDavid Howells #define AUDIT_EXIT 103 283607ca46eSDavid Howells #define AUDIT_SUCCESS 104 /* exit >= 0; value ignored */ 284607ca46eSDavid Howells #define AUDIT_WATCH 105 285607ca46eSDavid Howells #define AUDIT_PERM 106 286607ca46eSDavid Howells #define AUDIT_DIR 107 287607ca46eSDavid Howells #define AUDIT_FILETYPE 108 288607ca46eSDavid Howells #define AUDIT_OBJ_UID 109 289607ca46eSDavid Howells #define AUDIT_OBJ_GID 110 290607ca46eSDavid Howells #define AUDIT_FIELD_COMPARE 111 29134d99af5SRichard Guy Briggs #define AUDIT_EXE 112 292bf361231SRichard Guy Briggs #define AUDIT_SADDR_FAM 113 293607ca46eSDavid Howells 294607ca46eSDavid Howells #define AUDIT_ARG0 200 295607ca46eSDavid Howells #define AUDIT_ARG1 (AUDIT_ARG0+1) 296607ca46eSDavid Howells #define AUDIT_ARG2 (AUDIT_ARG0+2) 297607ca46eSDavid Howells #define AUDIT_ARG3 (AUDIT_ARG0+3) 298607ca46eSDavid Howells 299607ca46eSDavid Howells #define AUDIT_FILTERKEY 210 300607ca46eSDavid Howells 301607ca46eSDavid Howells #define AUDIT_NEGATE 0x80000000 302607ca46eSDavid Howells 303607ca46eSDavid Howells /* These are the supported operators. 304607ca46eSDavid Howells * 4 2 1 8 305607ca46eSDavid Howells * = > < ? 306607ca46eSDavid Howells * ---------- 307607ca46eSDavid Howells * 0 0 0 0 00 nonsense 308607ca46eSDavid Howells * 0 0 0 1 08 & bit mask 309607ca46eSDavid Howells * 0 0 1 0 10 < 310607ca46eSDavid Howells * 0 1 0 0 20 > 311607ca46eSDavid Howells * 0 1 1 0 30 != 312607ca46eSDavid Howells * 1 0 0 0 40 = 313607ca46eSDavid Howells * 1 0 0 1 48 &= bit test 314607ca46eSDavid Howells * 1 0 1 0 50 <= 315607ca46eSDavid Howells * 1 1 0 0 60 >= 316607ca46eSDavid Howells * 1 1 1 1 78 all operators 317607ca46eSDavid Howells */ 318607ca46eSDavid Howells #define AUDIT_BIT_MASK 0x08000000 319607ca46eSDavid Howells #define AUDIT_LESS_THAN 0x10000000 320607ca46eSDavid Howells #define AUDIT_GREATER_THAN 0x20000000 321607ca46eSDavid Howells #define AUDIT_NOT_EQUAL 0x30000000 322607ca46eSDavid Howells #define AUDIT_EQUAL 0x40000000 323607ca46eSDavid Howells #define AUDIT_BIT_TEST (AUDIT_BIT_MASK|AUDIT_EQUAL) 324607ca46eSDavid Howells #define AUDIT_LESS_THAN_OR_EQUAL (AUDIT_LESS_THAN|AUDIT_EQUAL) 325607ca46eSDavid Howells #define AUDIT_GREATER_THAN_OR_EQUAL (AUDIT_GREATER_THAN|AUDIT_EQUAL) 326607ca46eSDavid Howells #define AUDIT_OPERATORS (AUDIT_EQUAL|AUDIT_NOT_EQUAL|AUDIT_BIT_MASK) 327607ca46eSDavid Howells 328607ca46eSDavid Howells enum { 329607ca46eSDavid Howells Audit_equal, 330607ca46eSDavid Howells Audit_not_equal, 331607ca46eSDavid Howells Audit_bitmask, 332607ca46eSDavid Howells Audit_bittest, 333607ca46eSDavid Howells Audit_lt, 334607ca46eSDavid Howells Audit_gt, 335607ca46eSDavid Howells Audit_le, 336607ca46eSDavid Howells Audit_ge, 337607ca46eSDavid Howells Audit_bad 338607ca46eSDavid Howells }; 339607ca46eSDavid Howells 340607ca46eSDavid Howells /* Status symbols */ 341607ca46eSDavid Howells /* Mask values */ 342607ca46eSDavid Howells #define AUDIT_STATUS_ENABLED 0x0001 343607ca46eSDavid Howells #define AUDIT_STATUS_FAILURE 0x0002 344607ca46eSDavid Howells #define AUDIT_STATUS_PID 0x0004 345607ca46eSDavid Howells #define AUDIT_STATUS_RATE_LIMIT 0x0008 346607ca46eSDavid Howells #define AUDIT_STATUS_BACKLOG_LIMIT 0x0010 34751cc83f0SRichard Guy Briggs #define AUDIT_STATUS_BACKLOG_WAIT_TIME 0x0020 34892c82e8aSRichard Guy Briggs #define AUDIT_STATUS_LOST 0x0040 349b43870c7SMax Englander #define AUDIT_STATUS_BACKLOG_WAIT_TIME_ACTUAL 0x0080 35070249a9cSEric Paris 3510288d718SRichard Guy Briggs #define AUDIT_FEATURE_BITMAP_BACKLOG_LIMIT 0x00000001 3520288d718SRichard Guy Briggs #define AUDIT_FEATURE_BITMAP_BACKLOG_WAIT_TIME 0x00000002 35334d99af5SRichard Guy Briggs #define AUDIT_FEATURE_BITMAP_EXECUTABLE_PATH 0x00000004 3547ff89ac6SRichard Guy Briggs #define AUDIT_FEATURE_BITMAP_EXCLUDE_EXTEND 0x00000008 3558fae4770SRichard Guy Briggs #define AUDIT_FEATURE_BITMAP_SESSIONID_FILTER 0x00000010 35692c82e8aSRichard Guy Briggs #define AUDIT_FEATURE_BITMAP_LOST_RESET 0x00000020 35742d5e376SRichard Guy Briggs #define AUDIT_FEATURE_BITMAP_FILTER_FS 0x00000040 35892c82e8aSRichard Guy Briggs 3590288d718SRichard Guy Briggs #define AUDIT_FEATURE_BITMAP_ALL (AUDIT_FEATURE_BITMAP_BACKLOG_LIMIT | \ 36034d99af5SRichard Guy Briggs AUDIT_FEATURE_BITMAP_BACKLOG_WAIT_TIME | \ 3617ff89ac6SRichard Guy Briggs AUDIT_FEATURE_BITMAP_EXECUTABLE_PATH | \ 362dcdaa2f9SLinus Torvalds AUDIT_FEATURE_BITMAP_EXCLUDE_EXTEND | \ 36392c82e8aSRichard Guy Briggs AUDIT_FEATURE_BITMAP_SESSIONID_FILTER | \ 36442d5e376SRichard Guy Briggs AUDIT_FEATURE_BITMAP_LOST_RESET | \ 36542d5e376SRichard Guy Briggs AUDIT_FEATURE_BITMAP_FILTER_FS) 3660288d718SRichard Guy Briggs 3670288d718SRichard Guy Briggs /* deprecated: AUDIT_VERSION_* */ 3680288d718SRichard Guy Briggs #define AUDIT_VERSION_LATEST AUDIT_FEATURE_BITMAP_ALL 3690288d718SRichard Guy Briggs #define AUDIT_VERSION_BACKLOG_LIMIT AUDIT_FEATURE_BITMAP_BACKLOG_LIMIT 3700288d718SRichard Guy Briggs #define AUDIT_VERSION_BACKLOG_WAIT_TIME AUDIT_FEATURE_BITMAP_BACKLOG_WAIT_TIME 37170249a9cSEric Paris 372607ca46eSDavid Howells /* Failure-to-log actions */ 373607ca46eSDavid Howells #define AUDIT_FAIL_SILENT 0 374607ca46eSDavid Howells #define AUDIT_FAIL_PRINTK 1 375607ca46eSDavid Howells #define AUDIT_FAIL_PANIC 2 376607ca46eSDavid Howells 377f2d0801fSMarkos Chandras /* 378f2d0801fSMarkos Chandras * These bits disambiguate different calling conventions that share an 379f2d0801fSMarkos Chandras * ELF machine type, bitness, and endianness 380f2d0801fSMarkos Chandras */ 381f2d0801fSMarkos Chandras #define __AUDIT_ARCH_CONVENTION_MASK 0x30000000 382f2d0801fSMarkos Chandras #define __AUDIT_ARCH_CONVENTION_MIPS64_N32 0x20000000 383f2d0801fSMarkos Chandras 384607ca46eSDavid Howells /* distinguish syscall tables */ 385607ca46eSDavid Howells #define __AUDIT_ARCH_64BIT 0x80000000 386607ca46eSDavid Howells #define __AUDIT_ARCH_LE 0x40000000 387f2d0801fSMarkos Chandras 388875cbf3eSAKASHI Takahiro #define AUDIT_ARCH_AARCH64 (EM_AARCH64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE) 389607ca46eSDavid Howells #define AUDIT_ARCH_ALPHA (EM_ALPHA|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE) 39067f2a8a2SDmitry V. Levin #define AUDIT_ARCH_ARCOMPACT (EM_ARCOMPACT|__AUDIT_ARCH_LE) 39167f2a8a2SDmitry V. Levin #define AUDIT_ARCH_ARCOMPACTBE (EM_ARCOMPACT) 39267f2a8a2SDmitry V. Levin #define AUDIT_ARCH_ARCV2 (EM_ARCV2|__AUDIT_ARCH_LE) 39367f2a8a2SDmitry V. Levin #define AUDIT_ARCH_ARCV2BE (EM_ARCV2) 394607ca46eSDavid Howells #define AUDIT_ARCH_ARM (EM_ARM|__AUDIT_ARCH_LE) 395607ca46eSDavid Howells #define AUDIT_ARCH_ARMEB (EM_ARM) 396a43e6647SDmitry V. Levin #define AUDIT_ARCH_C6X (EM_TI_C6000|__AUDIT_ARCH_LE) 397a43e6647SDmitry V. Levin #define AUDIT_ARCH_C6XBE (EM_TI_C6000) 398607ca46eSDavid Howells #define AUDIT_ARCH_CRIS (EM_CRIS|__AUDIT_ARCH_LE) 399d770b256SDmitry V. Levin #define AUDIT_ARCH_CSKY (EM_CSKY|__AUDIT_ARCH_LE) 400607ca46eSDavid Howells #define AUDIT_ARCH_FRV (EM_FRV) 401122a43b1SDmitry V. Levin #define AUDIT_ARCH_H8300 (EM_H8_300) 402d0931534SDmitry V. Levin #define AUDIT_ARCH_HEXAGON (EM_HEXAGON) 403607ca46eSDavid Howells #define AUDIT_ARCH_I386 (EM_386|__AUDIT_ARCH_LE) 404607ca46eSDavid Howells #define AUDIT_ARCH_IA64 (EM_IA_64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE) 405607ca46eSDavid Howells #define AUDIT_ARCH_M32R (EM_M32R) 406607ca46eSDavid Howells #define AUDIT_ARCH_M68K (EM_68K) 407ce5d1128SEric Paris #define AUDIT_ARCH_MICROBLAZE (EM_MICROBLAZE) 408607ca46eSDavid Howells #define AUDIT_ARCH_MIPS (EM_MIPS) 409607ca46eSDavid Howells #define AUDIT_ARCH_MIPSEL (EM_MIPS|__AUDIT_ARCH_LE) 410607ca46eSDavid Howells #define AUDIT_ARCH_MIPS64 (EM_MIPS|__AUDIT_ARCH_64BIT) 411f2d0801fSMarkos Chandras #define AUDIT_ARCH_MIPS64N32 (EM_MIPS|__AUDIT_ARCH_64BIT|\ 412f2d0801fSMarkos Chandras __AUDIT_ARCH_CONVENTION_MIPS64_N32) 413607ca46eSDavid Howells #define AUDIT_ARCH_MIPSEL64 (EM_MIPS|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE) 414dc93f7b6SHuacai Chen #define AUDIT_ARCH_MIPSEL64N32 (EM_MIPS|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE|\ 415f2d0801fSMarkos Chandras __AUDIT_ARCH_CONVENTION_MIPS64_N32) 416fa562447SDmitry V. Levin #define AUDIT_ARCH_NDS32 (EM_NDS32|__AUDIT_ARCH_LE) 417fa562447SDmitry V. Levin #define AUDIT_ARCH_NDS32BE (EM_NDS32) 4181660aac4SDmitry V. Levin #define AUDIT_ARCH_NIOS2 (EM_ALTERA_NIOS2|__AUDIT_ARCH_LE) 419607ca46eSDavid Howells #define AUDIT_ARCH_OPENRISC (EM_OPENRISC) 420607ca46eSDavid Howells #define AUDIT_ARCH_PARISC (EM_PARISC) 421607ca46eSDavid Howells #define AUDIT_ARCH_PARISC64 (EM_PARISC|__AUDIT_ARCH_64BIT) 422607ca46eSDavid Howells #define AUDIT_ARCH_PPC (EM_PPC) 42363f13448SRichard Guy Briggs /* do not define AUDIT_ARCH_PPCLE since it is not supported by audit */ 424607ca46eSDavid Howells #define AUDIT_ARCH_PPC64 (EM_PPC64|__AUDIT_ARCH_64BIT) 42563f13448SRichard Guy Briggs #define AUDIT_ARCH_PPC64LE (EM_PPC64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE) 426efe75c49SDavid Abdurachmanov #define AUDIT_ARCH_RISCV32 (EM_RISCV|__AUDIT_ARCH_LE) 427efe75c49SDavid Abdurachmanov #define AUDIT_ARCH_RISCV64 (EM_RISCV|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE) 428607ca46eSDavid Howells #define AUDIT_ARCH_S390 (EM_S390) 429607ca46eSDavid Howells #define AUDIT_ARCH_S390X (EM_S390|__AUDIT_ARCH_64BIT) 430607ca46eSDavid Howells #define AUDIT_ARCH_SH (EM_SH) 431607ca46eSDavid Howells #define AUDIT_ARCH_SHEL (EM_SH|__AUDIT_ARCH_LE) 432607ca46eSDavid Howells #define AUDIT_ARCH_SH64 (EM_SH|__AUDIT_ARCH_64BIT) 433607ca46eSDavid Howells #define AUDIT_ARCH_SHEL64 (EM_SH|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE) 434607ca46eSDavid Howells #define AUDIT_ARCH_SPARC (EM_SPARC) 435607ca46eSDavid Howells #define AUDIT_ARCH_SPARC64 (EM_SPARCV9|__AUDIT_ARCH_64BIT) 436a0ddef81SChris Metcalf #define AUDIT_ARCH_TILEGX (EM_TILEGX|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE) 437a0ddef81SChris Metcalf #define AUDIT_ARCH_TILEGX32 (EM_TILEGX|__AUDIT_ARCH_LE) 438a0ddef81SChris Metcalf #define AUDIT_ARCH_TILEPRO (EM_TILEPRO|__AUDIT_ARCH_LE) 439b15fe94aSDmitry V. Levin #define AUDIT_ARCH_UNICORE (EM_UNICORE|__AUDIT_ARCH_LE) 440607ca46eSDavid Howells #define AUDIT_ARCH_X86_64 (EM_X86_64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE) 44198c3115aSDmitry V. Levin #define AUDIT_ARCH_XTENSA (EM_XTENSA) 44208145b08SHuacai Chen #define AUDIT_ARCH_LOONGARCH32 (EM_LOONGARCH|__AUDIT_ARCH_LE) 44308145b08SHuacai Chen #define AUDIT_ARCH_LOONGARCH64 (EM_LOONGARCH|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE) 444607ca46eSDavid Howells 445607ca46eSDavid Howells #define AUDIT_PERM_EXEC 1 446607ca46eSDavid Howells #define AUDIT_PERM_WRITE 2 447607ca46eSDavid Howells #define AUDIT_PERM_READ 4 448607ca46eSDavid Howells #define AUDIT_PERM_ATTR 8 449607ca46eSDavid Howells 450b50eba7eSRichard Guy Briggs /* MAX_AUDIT_MESSAGE_LENGTH is set in audit:lib/libaudit.h as: 451b50eba7eSRichard Guy Briggs * 8970 // PATH_MAX*2+CONTEXT_SIZE*2+11+256+1 452b50eba7eSRichard Guy Briggs * max header+body+tailer: 44 + 29 + 32 + 262 + 7 + pad 453b50eba7eSRichard Guy Briggs */ 454b50eba7eSRichard Guy Briggs #define AUDIT_MESSAGE_TEXT_MAX 8560 455b50eba7eSRichard Guy Briggs 456451f9216SRichard Guy Briggs /* Multicast Netlink socket groups (default up to 32) */ 457451f9216SRichard Guy Briggs enum audit_nlgrps { 458451f9216SRichard Guy Briggs AUDIT_NLGRP_NONE, /* Group 0 not used */ 459451f9216SRichard Guy Briggs AUDIT_NLGRP_READLOG, /* "best effort" read only socket */ 460451f9216SRichard Guy Briggs __AUDIT_NLGRP_MAX 461451f9216SRichard Guy Briggs }; 462451f9216SRichard Guy Briggs #define AUDIT_NLGRP_MAX (__AUDIT_NLGRP_MAX - 1) 463451f9216SRichard Guy Briggs 464607ca46eSDavid Howells struct audit_status { 465607ca46eSDavid Howells __u32 mask; /* Bit mask for valid entries */ 466607ca46eSDavid Howells __u32 enabled; /* 1 = enabled, 0 = disabled */ 467607ca46eSDavid Howells __u32 failure; /* Failure-to-log action */ 468607ca46eSDavid Howells __u32 pid; /* pid of auditd process */ 469607ca46eSDavid Howells __u32 rate_limit; /* messages rate limit (per second) */ 470607ca46eSDavid Howells __u32 backlog_limit; /* waiting messages limit */ 471607ca46eSDavid Howells __u32 lost; /* messages lost */ 472607ca46eSDavid Howells __u32 backlog; /* messages waiting in queue */ 4730288d718SRichard Guy Briggs union { 4740288d718SRichard Guy Briggs __u32 version; /* deprecated: audit api version num */ 4750288d718SRichard Guy Briggs __u32 feature_bitmap; /* bitmap of kernel audit features */ 4760288d718SRichard Guy Briggs }; 47751cc83f0SRichard Guy Briggs __u32 backlog_wait_time;/* message queue wait timeout */ 478b43870c7SMax Englander __u32 backlog_wait_time_actual;/* time spent waiting while 479b43870c7SMax Englander * message limit exceeded 480b43870c7SMax Englander */ 481607ca46eSDavid Howells }; 482607ca46eSDavid Howells 483b0fed402SEric Paris struct audit_features { 484b0fed402SEric Paris #define AUDIT_FEATURE_VERSION 1 485b0fed402SEric Paris __u32 vers; 486b0fed402SEric Paris __u32 mask; /* which bits we are dealing with */ 487b0fed402SEric Paris __u32 features; /* which feature to enable/disable */ 488b0fed402SEric Paris __u32 lock; /* which features to lock */ 489b0fed402SEric Paris }; 490b0fed402SEric Paris 491d040e5afSEric Paris #define AUDIT_FEATURE_ONLY_UNSET_LOGINUID 0 49221b85c31SEric Paris #define AUDIT_FEATURE_LOGINUID_IMMUTABLE 1 49321b85c31SEric Paris #define AUDIT_LAST_FEATURE AUDIT_FEATURE_LOGINUID_IMMUTABLE 494b0fed402SEric Paris 495b0fed402SEric Paris #define audit_feature_valid(x) ((x) >= 0 && (x) <= AUDIT_LAST_FEATURE) 496b0fed402SEric Paris #define AUDIT_FEATURE_TO_MASK(x) (1 << ((x) & 31)) /* mask for __u32 */ 497b0fed402SEric Paris 498607ca46eSDavid Howells struct audit_tty_status { 499607ca46eSDavid Howells __u32 enabled; /* 1 = enabled, 0 = disabled */ 50046e959eaSRichard Guy Briggs __u32 log_passwd; /* 1 = enabled, 0 = disabled */ 501607ca46eSDavid Howells }; 502607ca46eSDavid Howells 50342f74461SRichard Guy Briggs #define AUDIT_UID_UNSET (unsigned int)-1 504f0b75216SRichard Guy Briggs #define AUDIT_SID_UNSET ((unsigned int)-1) 50542f74461SRichard Guy Briggs 506607ca46eSDavid Howells /* audit_rule_data supports filter rules with both integer and string 507607ca46eSDavid Howells * fields. It corresponds with AUDIT_ADD_RULE, AUDIT_DEL_RULE and 508607ca46eSDavid Howells * AUDIT_LIST_RULES requests. 509607ca46eSDavid Howells */ 510607ca46eSDavid Howells struct audit_rule_data { 511607ca46eSDavid Howells __u32 flags; /* AUDIT_PER_{TASK,CALL}, AUDIT_PREPEND */ 512607ca46eSDavid Howells __u32 action; /* AUDIT_NEVER, AUDIT_POSSIBLE, AUDIT_ALWAYS */ 513607ca46eSDavid Howells __u32 field_count; 514607ca46eSDavid Howells __u32 mask[AUDIT_BITMASK_SIZE]; /* syscall(s) affected */ 515607ca46eSDavid Howells __u32 fields[AUDIT_MAX_FIELDS]; 516607ca46eSDavid Howells __u32 values[AUDIT_MAX_FIELDS]; 517607ca46eSDavid Howells __u32 fieldflags[AUDIT_MAX_FIELDS]; 518607ca46eSDavid Howells __u32 buflen; /* total length of string fields */ 519ed98ea21SXiu Jianfeng char buf[]; /* string fields buffer */ 520607ca46eSDavid Howells }; 521607ca46eSDavid Howells 522607ca46eSDavid Howells #endif /* _UAPI_LINUX_AUDIT_H_ */ 523