cregit-Linux how code gets into the kernel

Release 4.7 include/uapi/linux/audit.h

/* audit.h -- Auditing support
 *
 * Copyright 2003-2004 Red Hat Inc., Durham, North Carolina.
 * All Rights Reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * Written by Rickard E. (Rik) Faith <faith@redhat.com>
 *
 */

#ifndef _UAPI_LINUX_AUDIT_H_

#define _UAPI_LINUX_AUDIT_H_

#include <linux/types.h>
#include <linux/elf-em.h>

/* The netlink messages for the audit system is divided into blocks:
 * 1000 - 1099 are for commanding the audit system
 * 1100 - 1199 user space trusted application messages
 * 1200 - 1299 messages internal to the audit daemon
 * 1300 - 1399 audit event messages
 * 1400 - 1499 SE Linux use
 * 1500 - 1599 kernel LSPP events
 * 1600 - 1699 kernel crypto events
 * 1700 - 1799 kernel anomaly records
 * 1800 - 1899 kernel integrity events
 * 1900 - 1999 future kernel use
 * 2000 is for otherwise unclassified kernel audit messages (legacy)
 * 2001 - 2099 unused (kernel)
 * 2100 - 2199 user space anomaly records
 * 2200 - 2299 user space actions taken in response to anomalies
 * 2300 - 2399 user space generated LSPP events
 * 2400 - 2499 user space crypto events
 * 2500 - 2999 future user space (maybe integrity labels and related events)
 *
 * Messages from 1000-1199 are bi-directional. 1200-1299 & 2100 - 2999 are
 * exclusively user space. 1300-2099 is kernel --> user space 
 * communication.
 */

#define AUDIT_GET		1000	
/* Get status */

#define AUDIT_SET		1001	
/* Set status (enable/disable/auditd) */

#define AUDIT_LIST		1002	
/* List syscall rules -- deprecated */

#define AUDIT_ADD		1003	
/* Add syscall rule -- deprecated */

#define AUDIT_DEL		1004	
/* Delete syscall rule -- deprecated */

#define AUDIT_USER		1005	
/* Message from userspace -- deprecated */

#define AUDIT_LOGIN		1006	
/* Define the login id and information */

#define AUDIT_WATCH_INS		1007	
/* Insert file/dir watch entry */

#define AUDIT_WATCH_REM		1008	
/* Remove file/dir watch entry */

#define AUDIT_WATCH_LIST	1009	
/* List all file/dir watches */

#define AUDIT_SIGNAL_INFO	1010	
/* Get info about sender of signal to auditd */

#define AUDIT_ADD_RULE		1011	
/* Add syscall filtering rule */

#define AUDIT_DEL_RULE		1012	
/* Delete syscall filtering rule */

#define AUDIT_LIST_RULES	1013	
/* List syscall filtering rules */

#define AUDIT_TRIM		1014	
/* Trim junk from watched tree */

#define AUDIT_MAKE_EQUIV	1015	
/* Append to watched tree */

#define AUDIT_TTY_GET		1016	
/* Get TTY auditing status */

#define AUDIT_TTY_SET		1017	
/* Set TTY auditing status */

#define AUDIT_SET_FEATURE	1018	
/* Turn an audit feature on or off */

#define AUDIT_GET_FEATURE	1019	
/* Get which features are enabled */


#define AUDIT_FIRST_USER_MSG	1100	
/* Userspace messages mostly uninteresting to kernel */

#define AUDIT_USER_AVC		1107	
/* We filter this differently */

#define AUDIT_USER_TTY		1124	
/* Non-ICANON TTY input meaning */

#define AUDIT_LAST_USER_MSG	1199

#define AUDIT_FIRST_USER_MSG2	2100	
/* More user space messages */

#define AUDIT_LAST_USER_MSG2	2999
 

#define AUDIT_DAEMON_START      1200    
/* Daemon startup record */

#define AUDIT_DAEMON_END        1201    
/* Daemon normal stop record */

#define AUDIT_DAEMON_ABORT      1202    
/* Daemon error stop record */

#define AUDIT_DAEMON_CONFIG     1203    
/* Daemon config change */


#define AUDIT_SYSCALL		1300	
/* Syscall event */
/* #define AUDIT_FS_WATCH       1301     * Deprecated */

#define AUDIT_PATH		1302	
/* Filename path information */

#define AUDIT_IPC		1303	
/* IPC record */

#define AUDIT_SOCKETCALL	1304	
/* sys_socketcall arguments */

#define AUDIT_CONFIG_CHANGE	1305	
/* Audit system configuration change */

#define AUDIT_SOCKADDR		1306	
/* sockaddr copied as syscall arg */

#define AUDIT_CWD		1307	
/* Current working directory */

#define AUDIT_EXECVE		1309	
/* execve arguments */

#define AUDIT_IPC_SET_PERM	1311	
/* IPC new permissions record type */

#define AUDIT_MQ_OPEN		1312	
/* POSIX MQ open record type */

#define AUDIT_MQ_SENDRECV	1313	
/* POSIX MQ send/receive record type */

#define AUDIT_MQ_NOTIFY		1314	
/* POSIX MQ notify record type */

#define AUDIT_MQ_GETSETATTR	1315	
/* POSIX MQ get/set attribute record type */

#define AUDIT_KERNEL_OTHER	1316	
/* For use by 3rd party modules */

#define AUDIT_FD_PAIR		1317    
/* audit record for pipe/socketpair */

#define AUDIT_OBJ_PID		1318	
/* ptrace target */

#define AUDIT_TTY		1319	
/* Input on an administrative TTY */

#define AUDIT_EOE		1320	
/* End of multi-record event */

#define AUDIT_BPRM_FCAPS	1321	
/* Information about fcaps increasing perms */

#define AUDIT_CAPSET		1322	
/* Record showing argument to sys_capset */

#define AUDIT_MMAP		1323	
/* Record showing descriptor and flags in mmap */

#define AUDIT_NETFILTER_PKT	1324	
/* Packets traversing netfilter chains */

#define AUDIT_NETFILTER_CFG	1325	
/* Netfilter chain modifications */

#define AUDIT_SECCOMP		1326	
/* Secure Computing event */

#define AUDIT_PROCTITLE		1327	
/* Proctitle emit event */

#define AUDIT_FEATURE_CHANGE	1328	
/* audit log listing feature changes */

#define AUDIT_REPLACE		1329	
/* Replace auditd if this packet unanswerd */


#define AUDIT_AVC		1400	
/* SE Linux avc denial or grant */

#define AUDIT_SELINUX_ERR	1401	
/* Internal SE Linux Errors */

#define AUDIT_AVC_PATH		1402	
/* dentry, vfsmount pair from avc */

#define AUDIT_MAC_POLICY_LOAD	1403	
/* Policy file load */

#define AUDIT_MAC_STATUS	1404	
/* Changed enforcing,permissive,off */

#define AUDIT_MAC_CONFIG_CHANGE	1405	
/* Changes to booleans */

#define AUDIT_MAC_UNLBL_ALLOW	1406	
/* NetLabel: allow unlabeled traffic */

#define AUDIT_MAC_CIPSOV4_ADD	1407	
/* NetLabel: add CIPSOv4 DOI entry */

#define AUDIT_MAC_CIPSOV4_DEL	1408	
/* NetLabel: del CIPSOv4 DOI entry */

#define AUDIT_MAC_MAP_ADD	1409	
/* NetLabel: add LSM domain mapping */

#define AUDIT_MAC_MAP_DEL	1410	
/* NetLabel: del LSM domain mapping */

#define AUDIT_MAC_IPSEC_ADDSA	1411	
/* Not used */

#define AUDIT_MAC_IPSEC_DELSA	1412	
/* Not used  */

#define AUDIT_MAC_IPSEC_ADDSPD	1413	
/* Not used */

#define AUDIT_MAC_IPSEC_DELSPD	1414	
/* Not used */

#define AUDIT_MAC_IPSEC_EVENT	1415	
/* Audit an IPSec event */

#define AUDIT_MAC_UNLBL_STCADD	1416	
/* NetLabel: add a static label */

#define AUDIT_MAC_UNLBL_STCDEL	1417	
/* NetLabel: del a static label */


#define AUDIT_FIRST_KERN_ANOM_MSG   1700

#define AUDIT_LAST_KERN_ANOM_MSG    1799

#define AUDIT_ANOM_PROMISCUOUS      1700 
/* Device changed promiscuous mode */

#define AUDIT_ANOM_ABEND            1701 
/* Process ended abnormally */

#define AUDIT_ANOM_LINK		    1702 
/* Suspicious use of file links */

#define AUDIT_INTEGRITY_DATA	    1800 
/* Data integrity verification */

#define AUDIT_INTEGRITY_METADATA    1801 
/* Metadata integrity verification */

#define AUDIT_INTEGRITY_STATUS	    1802 
/* Integrity enable status */

#define AUDIT_INTEGRITY_HASH	    1803 
/* Integrity HASH type */

#define AUDIT_INTEGRITY_PCR	    1804 
/* PCR invalidation msgs */

#define AUDIT_INTEGRITY_RULE	    1805 
/* policy rule */


#define AUDIT_KERNEL		2000	
/* Asynchronous audit record. NOT A REQUEST. */

/* Rule flags */

#define AUDIT_FILTER_USER	0x00	
/* Apply rule to user-generated messages */

#define AUDIT_FILTER_TASK	0x01	
/* Apply rule at task creation (not syscall) */

#define AUDIT_FILTER_ENTRY	0x02	
/* Apply rule at syscall entry */

#define AUDIT_FILTER_WATCH	0x03	
/* Apply rule to file system watches */

#define AUDIT_FILTER_EXIT	0x04	
/* Apply rule at syscall exit */

#define AUDIT_FILTER_TYPE	0x05	
/* Apply rule at audit_log_start */


#define AUDIT_NR_FILTERS	6


#define AUDIT_FILTER_PREPEND	0x10	
/* Prepend to front of list */

/* Rule actions */

#define AUDIT_NEVER    0	
/* Do not build context if rule matches */

#define AUDIT_POSSIBLE 1	
/* Build context if rule matches  */

#define AUDIT_ALWAYS   2	
/* Generate audit record if rule matches */

/* Rule structure sizes -- if these change, different AUDIT_ADD and
 * AUDIT_LIST commands must be implemented. */

#define AUDIT_MAX_FIELDS   64

#define AUDIT_MAX_KEY_LEN  256

#define AUDIT_BITMASK_SIZE 64

#define AUDIT_WORD(nr) ((__u32)((nr)/32))

#define AUDIT_BIT(nr)  (1 << ((nr) - AUDIT_WORD(nr)*32))


#define AUDIT_SYSCALL_CLASSES 16

#define AUDIT_CLASS_DIR_WRITE 0

#define AUDIT_CLASS_DIR_WRITE_32 1

#define AUDIT_CLASS_CHATTR 2

#define AUDIT_CLASS_CHATTR_32 3

#define AUDIT_CLASS_READ 4

#define AUDIT_CLASS_READ_32 5

#define AUDIT_CLASS_WRITE 6

#define AUDIT_CLASS_WRITE_32 7

#define AUDIT_CLASS_SIGNAL 8

#define AUDIT_CLASS_SIGNAL_32 9

/* This bitmask is used to validate user input.  It represents all bits that
 * are currently used in an audit field constant understood by the kernel.
 * If you are adding a new #define AUDIT_<whatever>, please ensure that
 * AUDIT_UNUSED_BITS is updated if need be. */

#define AUDIT_UNUSED_BITS	0x07FFFC00

/* AUDIT_FIELD_COMPARE rule list */

#define AUDIT_COMPARE_UID_TO_OBJ_UID	1

#define AUDIT_COMPARE_GID_TO_OBJ_GID	2

#define AUDIT_COMPARE_EUID_TO_OBJ_UID	3

#define AUDIT_COMPARE_EGID_TO_OBJ_GID	4

#define AUDIT_COMPARE_AUID_TO_OBJ_UID	5

#define AUDIT_COMPARE_SUID_TO_OBJ_UID	6

#define AUDIT_COMPARE_SGID_TO_OBJ_GID	7

#define AUDIT_COMPARE_FSUID_TO_OBJ_UID	8

#define AUDIT_COMPARE_FSGID_TO_OBJ_GID	9


#define AUDIT_COMPARE_UID_TO_AUID	10

#define AUDIT_COMPARE_UID_TO_EUID	11

#define AUDIT_COMPARE_UID_TO_FSUID	12

#define AUDIT_COMPARE_UID_TO_SUID	13


#define AUDIT_COMPARE_AUID_TO_FSUID	14

#define AUDIT_COMPARE_AUID_TO_SUID	15

#define AUDIT_COMPARE_AUID_TO_EUID	16


#define AUDIT_COMPARE_EUID_TO_SUID	17

#define AUDIT_COMPARE_EUID_TO_FSUID	18


#define AUDIT_COMPARE_SUID_TO_FSUID	19


#define AUDIT_COMPARE_GID_TO_EGID	20

#define AUDIT_COMPARE_GID_TO_FSGID	21

#define AUDIT_COMPARE_GID_TO_SGID	22


#define AUDIT_COMPARE_EGID_TO_FSGID	23

#define AUDIT_COMPARE_EGID_TO_SGID	24

#define AUDIT_COMPARE_SGID_TO_FSGID	25


#define AUDIT_MAX_FIELD_COMPARE		AUDIT_COMPARE_SGID_TO_FSGID

/* Rule fields */
				/* These are useful when checking the
                                 * task structure at task creation time
                                 * (AUDIT_PER_TASK).  */

#define AUDIT_PID	0

#define AUDIT_UID	1

#define AUDIT_EUID	2

#define AUDIT_SUID	3

#define AUDIT_FSUID	4

#define AUDIT_GID	5

#define AUDIT_EGID	6

#define AUDIT_SGID	7

#define AUDIT_FSGID	8

#define AUDIT_LOGINUID	9

#define AUDIT_PERS	10

#define AUDIT_ARCH	11

#define AUDIT_MSGTYPE	12

#define AUDIT_SUBJ_USER	13	
/* security label user */

#define AUDIT_SUBJ_ROLE	14	
/* security label role */

#define AUDIT_SUBJ_TYPE	15	
/* security label type */

#define AUDIT_SUBJ_SEN	16	
/* security label sensitivity label */

#define AUDIT_SUBJ_CLR	17	
/* security label clearance label */

#define AUDIT_PPID	18

#define AUDIT_OBJ_USER	19

#define AUDIT_OBJ_ROLE	20

#define AUDIT_OBJ_TYPE	21

#define AUDIT_OBJ_LEV_LOW	22

#define AUDIT_OBJ_LEV_HIGH	23

#define AUDIT_LOGINUID_SET	24

				/* These are ONLY useful when checking
                                 * at syscall exit time (AUDIT_AT_EXIT). */

#define AUDIT_DEVMAJOR	100

#define AUDIT_DEVMINOR	101

#define AUDIT_INODE	102

#define AUDIT_EXIT	103

#define AUDIT_SUCCESS   104	
/* exit >= 0; value ignored */

#define AUDIT_WATCH	105

#define AUDIT_PERM	106

#define AUDIT_DIR	107

#define AUDIT_FILETYPE	108

#define AUDIT_OBJ_UID	109

#define AUDIT_OBJ_GID	110

#define AUDIT_FIELD_COMPARE	111

#define AUDIT_EXE	112


#define AUDIT_ARG0      200

#define AUDIT_ARG1      (AUDIT_ARG0+1)

#define AUDIT_ARG2      (AUDIT_ARG0+2)

#define AUDIT_ARG3      (AUDIT_ARG0+3)


#define AUDIT_FILTERKEY	210


#define AUDIT_NEGATE			0x80000000

/* These are the supported operators.
 *      4  2  1  8
 *      =  >  <  ?
 *      ----------
 *      0  0  0  0      00      nonsense
 *      0  0  0  1      08      &  bit mask
 *      0  0  1  0      10      <
 *      0  1  0  0      20      >
 *      0  1  1  0      30      !=
 *      1  0  0  0      40      =
 *      1  0  0  1      48      &=  bit test
 *      1  0  1  0      50      <=
 *      1  1  0  0      60      >=
 *      1  1  1  1      78      all operators
 */

#define AUDIT_BIT_MASK			0x08000000

#define AUDIT_LESS_THAN			0x10000000

#define AUDIT_GREATER_THAN		0x20000000

#define AUDIT_NOT_EQUAL			0x30000000

#define AUDIT_EQUAL			0x40000000

#define AUDIT_BIT_TEST			(AUDIT_BIT_MASK|AUDIT_EQUAL)

#define AUDIT_LESS_THAN_OR_EQUAL	(AUDIT_LESS_THAN|AUDIT_EQUAL)

#define AUDIT_GREATER_THAN_OR_EQUAL	(AUDIT_GREATER_THAN|AUDIT_EQUAL)

#define AUDIT_OPERATORS			(AUDIT_EQUAL|AUDIT_NOT_EQUAL|AUDIT_BIT_MASK)

enum {
	
Audit_equal,
	
Audit_not_equal,
	
Audit_bitmask,
	
Audit_bittest,
	
Audit_lt,
	
Audit_gt,
	
Audit_le,
	
Audit_ge,
	
Audit_bad
};

/* Status symbols */
				/* Mask values */

#define AUDIT_STATUS_ENABLED		0x0001

#define AUDIT_STATUS_FAILURE		0x0002

#define AUDIT_STATUS_PID		0x0004

#define AUDIT_STATUS_RATE_LIMIT		0x0008

#define AUDIT_STATUS_BACKLOG_LIMIT	0x0010

#define AUDIT_STATUS_BACKLOG_WAIT_TIME	0x0020


#define AUDIT_FEATURE_BITMAP_BACKLOG_LIMIT	0x00000001

#define AUDIT_FEATURE_BITMAP_BACKLOG_WAIT_TIME	0x00000002

#define AUDIT_FEATURE_BITMAP_EXECUTABLE_PATH	0x00000004

#define AUDIT_FEATURE_BITMAP_ALL (AUDIT_FEATURE_BITMAP_BACKLOG_LIMIT | \
                                  AUDIT_FEATURE_BITMAP_BACKLOG_WAIT_TIME | \
                                  AUDIT_FEATURE_BITMAP_EXECUTABLE_PATH)

/* deprecated: AUDIT_VERSION_* */

#define AUDIT_VERSION_LATEST 		AUDIT_FEATURE_BITMAP_ALL

#define AUDIT_VERSION_BACKLOG_LIMIT	AUDIT_FEATURE_BITMAP_BACKLOG_LIMIT

#define AUDIT_VERSION_BACKLOG_WAIT_TIME	AUDIT_FEATURE_BITMAP_BACKLOG_WAIT_TIME

				/* Failure-to-log actions */

#define AUDIT_FAIL_SILENT	0

#define AUDIT_FAIL_PRINTK	1

#define AUDIT_FAIL_PANIC	2

/*
 * These bits disambiguate different calling conventions that share an
 * ELF machine type, bitness, and endianness
 */

#define __AUDIT_ARCH_CONVENTION_MASK 0x30000000

#define __AUDIT_ARCH_CONVENTION_MIPS64_N32 0x20000000

/* distinguish syscall tables */

#define __AUDIT_ARCH_64BIT 0x80000000

#define __AUDIT_ARCH_LE	   0x40000000


#define AUDIT_ARCH_AARCH64	(EM_AARCH64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)

#define AUDIT_ARCH_ALPHA	(EM_ALPHA|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)

#define AUDIT_ARCH_ARM		(EM_ARM|__AUDIT_ARCH_LE)

#define AUDIT_ARCH_ARMEB	(EM_ARM)

#define AUDIT_ARCH_CRIS		(EM_CRIS|__AUDIT_ARCH_LE)

#define AUDIT_ARCH_FRV		(EM_FRV)

#define AUDIT_ARCH_I386		(EM_386|__AUDIT_ARCH_LE)

#define AUDIT_ARCH_IA64		(EM_IA_64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)

#define AUDIT_ARCH_M32R		(EM_M32R)

#define AUDIT_ARCH_M68K		(EM_68K)

#define AUDIT_ARCH_MICROBLAZE	(EM_MICROBLAZE)

#define AUDIT_ARCH_MIPS		(EM_MIPS)

#define AUDIT_ARCH_MIPSEL	(EM_MIPS|__AUDIT_ARCH_LE)

#define AUDIT_ARCH_MIPS64	(EM_MIPS|__AUDIT_ARCH_64BIT)

#define AUDIT_ARCH_MIPS64N32	(EM_MIPS|__AUDIT_ARCH_64BIT|\
                                 __AUDIT_ARCH_CONVENTION_MIPS64_N32)

#define AUDIT_ARCH_MIPSEL64	(EM_MIPS|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)

#define AUDIT_ARCH_MIPSEL64N32	(EM_MIPS|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE|\
                                 __AUDIT_ARCH_CONVENTION_MIPS64_N32)

#define AUDIT_ARCH_OPENRISC	(EM_OPENRISC)

#define AUDIT_ARCH_PARISC	(EM_PARISC)

#define AUDIT_ARCH_PARISC64	(EM_PARISC|__AUDIT_ARCH_64BIT)

#define AUDIT_ARCH_PPC		(EM_PPC)
/* do not define AUDIT_ARCH_PPCLE since it is not supported by audit */

#define AUDIT_ARCH_PPC64	(EM_PPC64|__AUDIT_ARCH_64BIT)

#define AUDIT_ARCH_PPC64LE	(EM_PPC64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)

#define AUDIT_ARCH_S390		(EM_S390)

#define AUDIT_ARCH_S390X	(EM_S390|__AUDIT_ARCH_64BIT)

#define AUDIT_ARCH_SH		(EM_SH)

#define AUDIT_ARCH_SHEL		(EM_SH|__AUDIT_ARCH_LE)

#define AUDIT_ARCH_SH64		(EM_SH|__AUDIT_ARCH_64BIT)

#define AUDIT_ARCH_SHEL64	(EM_SH|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)

#define AUDIT_ARCH_SPARC	(EM_SPARC)

#define AUDIT_ARCH_SPARC64	(EM_SPARCV9|__AUDIT_ARCH_64BIT)

#define AUDIT_ARCH_TILEGX	(EM_TILEGX|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)

#define AUDIT_ARCH_TILEGX32	(EM_TILEGX|__AUDIT_ARCH_LE)

#define AUDIT_ARCH_TILEPRO	(EM_TILEPRO|__AUDIT_ARCH_LE)

#define AUDIT_ARCH_X86_64	(EM_X86_64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)


#define AUDIT_PERM_EXEC		1

#define AUDIT_PERM_WRITE	2

#define AUDIT_PERM_READ		4

#define AUDIT_PERM_ATTR		8

/* MAX_AUDIT_MESSAGE_LENGTH is set in audit:lib/libaudit.h as:
 * 8970 // PATH_MAX*2+CONTEXT_SIZE*2+11+256+1
 * max header+body+tailer: 44 + 29 + 32 + 262 + 7 + pad
 */

#define AUDIT_MESSAGE_TEXT_MAX	8560

/* Multicast Netlink socket groups (default up to 32) */

enum audit_nlgrps {
	
AUDIT_NLGRP_NONE,	/* Group 0 not used */
	
AUDIT_NLGRP_READLOG,	/* "best effort" read only socket */
	
__AUDIT_NLGRP_MAX
};

#define AUDIT_NLGRP_MAX                (__AUDIT_NLGRP_MAX - 1)


struct audit_status {
	
__u32		mask;		/* Bit mask for valid entries */
	
__u32		enabled;	/* 1 = enabled, 0 = disabled */
	
__u32		failure;	/* Failure-to-log action */
	
__u32		pid;		/* pid of auditd process */
	
__u32		rate_limit;	/* messages rate limit (per second) */
	
__u32		backlog_limit;	/* waiting messages limit */
	
__u32		lost;		/* messages lost */
	
__u32		backlog;	/* messages waiting in queue */
	union {
		
__u32	version;	/* deprecated: audit api version num */
		
__u32	feature_bitmap;	/* bitmap of kernel audit features */
	};
	
__u32		backlog_wait_time;/* message queue wait timeout */
};


struct audit_features {

#define AUDIT_FEATURE_VERSION	1
	
__u32	vers;
	
__u32	mask;		/* which bits we are dealing with */
	
__u32	features;	/* which feature to enable/disable */
	
__u32	lock;		/* which features to lock */
};


#define AUDIT_FEATURE_ONLY_UNSET_LOGINUID	0

#define AUDIT_FEATURE_LOGINUID_IMMUTABLE	1

#define AUDIT_LAST_FEATURE			AUDIT_FEATURE_LOGINUID_IMMUTABLE


#define audit_feature_valid(x)		((x) >= 0 && (x) <= AUDIT_LAST_FEATURE)

#define AUDIT_FEATURE_TO_MASK(x)	(1 << ((x) & 31)) 
/* mask for __u32 */


struct audit_tty_status {
	
__u32		enabled;	/* 1 = enabled, 0 = disabled */
	
__u32		log_passwd;	/* 1 = enabled, 0 = disabled */
};


#define AUDIT_UID_UNSET (unsigned int)-1

/* audit_rule_data supports filter rules with both integer and string
 * fields.  It corresponds with AUDIT_ADD_RULE, AUDIT_DEL_RULE and
 * AUDIT_LIST_RULES requests.
 */

struct audit_rule_data {
	
__u32		flags;	/* AUDIT_PER_{TASK,CALL}, AUDIT_PREPEND */
	
__u32		action;	/* AUDIT_NEVER, AUDIT_POSSIBLE, AUDIT_ALWAYS */
	
__u32		field_count;
	
__u32		mask[AUDIT_BITMASK_SIZE]; /* syscall(s) affected */
	
__u32		fields[AUDIT_MAX_FIELDS];
	
__u32		values[AUDIT_MAX_FIELDS];
	
__u32		fieldflags[AUDIT_MAX_FIELDS];
	
__u32		buflen;	/* total length of string fields */
	
char		buf[0];	/* string fields buffer */
};

#endif /* _UAPI_LINUX_AUDIT_H_ */

Overall Contributors

PersonTokensPropCommitsCommitProp
david howellsdavid howells115884.65%14.17%
richard guy briggsrichard guy briggs866.29%1041.67%
eric pariseric paris775.63%625.00%
markos chandrasmarkos chandras161.17%14.17%
chris metcalfchris metcalf120.88%14.17%
william robertswilliam roberts50.37%14.17%
kees cookkees cook50.37%14.17%
eric w. biedermaneric w. biederman40.29%14.17%
akashi takahiroakashi takahiro40.29%14.17%
huacai chenhuacai chen10.07%14.17%
Total1368100.00%24100.00%
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