am eaa54338: Merge "Add audit.h to the kernel headers."
* commit 'eaa543380213be9ea457f745bada3d6fab680e25':
Add audit.h to the kernel headers.
diff --git a/original/linux/audit.h b/original/linux/audit.h
new file mode 100644
index 0000000..22f292a
--- /dev/null
+++ b/original/linux/audit.h
@@ -0,0 +1,723 @@
+/* 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 _LINUX_AUDIT_H_
+#define _LINUX_AUDIT_H_
+
+#include <linux/types.h>
+#include <linux/elf-em.h>
+#include <linux/ptrace.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_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_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_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
+
+ /* 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_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
+ /* Failure-to-log actions */
+#define AUDIT_FAIL_SILENT 0
+#define AUDIT_FAIL_PRINTK 1
+#define AUDIT_FAIL_PANIC 2
+
+/* distinguish syscall tables */
+#define __AUDIT_ARCH_64BIT 0x80000000
+#define __AUDIT_ARCH_LE 0x40000000
+#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_H8300 (EM_H8_300)
+#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_MIPS (EM_MIPS)
+#define AUDIT_ARCH_MIPSEL (EM_MIPS|__AUDIT_ARCH_LE)
+#define AUDIT_ARCH_MIPS64 (EM_MIPS|__AUDIT_ARCH_64BIT)
+#define AUDIT_ARCH_MIPSEL64 (EM_MIPS|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)
+#define AUDIT_ARCH_PARISC (EM_PARISC)
+#define AUDIT_ARCH_PARISC64 (EM_PARISC|__AUDIT_ARCH_64BIT)
+#define AUDIT_ARCH_PPC (EM_PPC)
+#define AUDIT_ARCH_PPC64 (EM_PPC64|__AUDIT_ARCH_64BIT)
+#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_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
+
+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 */
+};
+
+struct audit_tty_status {
+ __u32 enabled; /* 1 = enabled, 0 = disabled */
+};
+
+/* 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 */
+};
+
+/* audit_rule is supported to maintain backward compatibility with
+ * userspace. It supports integer fields only and corresponds to
+ * AUDIT_ADD, AUDIT_DEL and AUDIT_LIST requests.
+ */
+struct audit_rule { /* for AUDIT_LIST, AUDIT_ADD, and AUDIT_DEL */
+ __u32 flags; /* AUDIT_PER_{TASK,CALL}, AUDIT_PREPEND */
+ __u32 action; /* AUDIT_NEVER, AUDIT_POSSIBLE, AUDIT_ALWAYS */
+ __u32 field_count;
+ __u32 mask[AUDIT_BITMASK_SIZE];
+ __u32 fields[AUDIT_MAX_FIELDS];
+ __u32 values[AUDIT_MAX_FIELDS];
+};
+
+#ifdef __KERNEL__
+#include <linux/sched.h>
+
+struct audit_sig_info {
+ uid_t uid;
+ pid_t pid;
+ char ctx[0];
+};
+
+struct audit_buffer;
+struct audit_context;
+struct inode;
+struct netlink_skb_parms;
+struct path;
+struct linux_binprm;
+struct mq_attr;
+struct mqstat;
+struct audit_watch;
+struct audit_tree;
+
+struct audit_krule {
+ int vers_ops;
+ u32 flags;
+ u32 listnr;
+ u32 action;
+ u32 mask[AUDIT_BITMASK_SIZE];
+ u32 buflen; /* for data alloc on list rules */
+ u32 field_count;
+ char *filterkey; /* ties events to rules */
+ struct audit_field *fields;
+ struct audit_field *arch_f; /* quick access to arch field */
+ struct audit_field *inode_f; /* quick access to an inode field */
+ struct audit_watch *watch; /* associated watch */
+ struct audit_tree *tree; /* associated watched tree */
+ struct list_head rlist; /* entry in audit_{watch,tree}.rules list */
+ struct list_head list; /* for AUDIT_LIST* purposes only */
+ u64 prio;
+};
+
+struct audit_field {
+ u32 type;
+ u32 val;
+ u32 op;
+ char *lsm_str;
+ void *lsm_rule;
+};
+
+extern int __init audit_register_class(int class, unsigned *list);
+extern int audit_classify_syscall(int abi, unsigned syscall);
+extern int audit_classify_arch(int arch);
+#ifdef CONFIG_AUDITSYSCALL
+/* These are defined in auditsc.c */
+ /* Public API */
+extern int audit_alloc(struct task_struct *task);
+extern void __audit_free(struct task_struct *task);
+extern void __audit_syscall_entry(int arch,
+ int major, unsigned long a0, unsigned long a1,
+ unsigned long a2, unsigned long a3);
+extern void __audit_syscall_exit(int ret_success, long ret_value);
+extern void __audit_getname(const char *name);
+extern void audit_putname(const char *name);
+extern void __audit_inode(const char *name, const struct dentry *dentry);
+extern void __audit_inode_child(const struct dentry *dentry,
+ const struct inode *parent);
+extern void __audit_seccomp(unsigned long syscall, long signr, int code);
+extern void __audit_ptrace(struct task_struct *t);
+
+static inline int audit_dummy_context(void)
+{
+ void *p = current->audit_context;
+ return !p || *(int *)p;
+}
+static inline void audit_free(struct task_struct *task)
+{
+ if (unlikely(task->audit_context))
+ __audit_free(task);
+}
+static inline void audit_syscall_entry(int arch, int major, unsigned long a0,
+ unsigned long a1, unsigned long a2,
+ unsigned long a3)
+{
+ if (unlikely(!audit_dummy_context()))
+ __audit_syscall_entry(arch, major, a0, a1, a2, a3);
+}
+static inline void audit_syscall_exit(void *pt_regs)
+{
+ if (unlikely(current->audit_context)) {
+ int success = is_syscall_success(pt_regs);
+ int return_code = regs_return_value(pt_regs);
+
+ __audit_syscall_exit(success, return_code);
+ }
+}
+static inline void audit_getname(const char *name)
+{
+ if (unlikely(!audit_dummy_context()))
+ __audit_getname(name);
+}
+static inline void audit_inode(const char *name, const struct dentry *dentry) {
+ if (unlikely(!audit_dummy_context()))
+ __audit_inode(name, dentry);
+}
+static inline void audit_inode_child(const struct dentry *dentry,
+ const struct inode *parent) {
+ if (unlikely(!audit_dummy_context()))
+ __audit_inode_child(dentry, parent);
+}
+void audit_core_dumps(long signr);
+
+static inline void audit_seccomp(unsigned long syscall, long signr, int code)
+{
+ if (unlikely(!audit_dummy_context()))
+ __audit_seccomp(syscall, signr, code);
+}
+
+static inline void audit_ptrace(struct task_struct *t)
+{
+ if (unlikely(!audit_dummy_context()))
+ __audit_ptrace(t);
+}
+
+ /* Private API (for audit.c only) */
+extern unsigned int audit_serial(void);
+extern int auditsc_get_stamp(struct audit_context *ctx,
+ struct timespec *t, unsigned int *serial);
+extern int audit_set_loginuid(uid_t loginuid);
+#define audit_get_loginuid(t) ((t)->loginuid)
+#define audit_get_sessionid(t) ((t)->sessionid)
+extern void audit_log_task_context(struct audit_buffer *ab);
+extern void __audit_ipc_obj(struct kern_ipc_perm *ipcp);
+extern void __audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, umode_t mode);
+extern int __audit_bprm(struct linux_binprm *bprm);
+extern void __audit_socketcall(int nargs, unsigned long *args);
+extern int __audit_sockaddr(int len, void *addr);
+extern void __audit_fd_pair(int fd1, int fd2);
+extern void __audit_mq_open(int oflag, umode_t mode, struct mq_attr *attr);
+extern void __audit_mq_sendrecv(mqd_t mqdes, size_t msg_len, unsigned int msg_prio, const struct timespec *abs_timeout);
+extern void __audit_mq_notify(mqd_t mqdes, const struct sigevent *notification);
+extern void __audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat);
+extern int __audit_log_bprm_fcaps(struct linux_binprm *bprm,
+ const struct cred *new,
+ const struct cred *old);
+extern void __audit_log_capset(pid_t pid, const struct cred *new, const struct cred *old);
+extern void __audit_mmap_fd(int fd, int flags);
+
+static inline void audit_ipc_obj(struct kern_ipc_perm *ipcp)
+{
+ if (unlikely(!audit_dummy_context()))
+ __audit_ipc_obj(ipcp);
+}
+static inline void audit_fd_pair(int fd1, int fd2)
+{
+ if (unlikely(!audit_dummy_context()))
+ __audit_fd_pair(fd1, fd2);
+}
+static inline void audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, umode_t mode)
+{
+ if (unlikely(!audit_dummy_context()))
+ __audit_ipc_set_perm(qbytes, uid, gid, mode);
+}
+static inline int audit_bprm(struct linux_binprm *bprm)
+{
+ if (unlikely(!audit_dummy_context()))
+ return __audit_bprm(bprm);
+ return 0;
+}
+static inline void audit_socketcall(int nargs, unsigned long *args)
+{
+ if (unlikely(!audit_dummy_context()))
+ __audit_socketcall(nargs, args);
+}
+static inline int audit_sockaddr(int len, void *addr)
+{
+ if (unlikely(!audit_dummy_context()))
+ return __audit_sockaddr(len, addr);
+ return 0;
+}
+static inline void audit_mq_open(int oflag, umode_t mode, struct mq_attr *attr)
+{
+ if (unlikely(!audit_dummy_context()))
+ __audit_mq_open(oflag, mode, attr);
+}
+static inline void audit_mq_sendrecv(mqd_t mqdes, size_t msg_len, unsigned int msg_prio, const struct timespec *abs_timeout)
+{
+ if (unlikely(!audit_dummy_context()))
+ __audit_mq_sendrecv(mqdes, msg_len, msg_prio, abs_timeout);
+}
+static inline void audit_mq_notify(mqd_t mqdes, const struct sigevent *notification)
+{
+ if (unlikely(!audit_dummy_context()))
+ __audit_mq_notify(mqdes, notification);
+}
+static inline void audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat)
+{
+ if (unlikely(!audit_dummy_context()))
+ __audit_mq_getsetattr(mqdes, mqstat);
+}
+
+static inline int audit_log_bprm_fcaps(struct linux_binprm *bprm,
+ const struct cred *new,
+ const struct cred *old)
+{
+ if (unlikely(!audit_dummy_context()))
+ return __audit_log_bprm_fcaps(bprm, new, old);
+ return 0;
+}
+
+static inline void audit_log_capset(pid_t pid, const struct cred *new,
+ const struct cred *old)
+{
+ if (unlikely(!audit_dummy_context()))
+ __audit_log_capset(pid, new, old);
+}
+
+static inline void audit_mmap_fd(int fd, int flags)
+{
+ if (unlikely(!audit_dummy_context()))
+ __audit_mmap_fd(fd, flags);
+}
+
+extern int audit_n_rules;
+extern int audit_signals;
+#else /* CONFIG_AUDITSYSCALL */
+#define audit_alloc(t) ({ 0; })
+#define audit_free(t) do { ; } while (0)
+#define audit_syscall_entry(ta,a,b,c,d,e) do { ; } while (0)
+#define audit_syscall_exit(r) do { ; } while (0)
+#define audit_dummy_context() 1
+#define audit_getname(n) do { ; } while (0)
+#define audit_putname(n) do { ; } while (0)
+#define __audit_inode(n,d) do { ; } while (0)
+#define __audit_inode_child(i,p) do { ; } while (0)
+#define audit_inode(n,d) do { (void)(d); } while (0)
+#define audit_inode_child(i,p) do { ; } while (0)
+#define audit_core_dumps(i) do { ; } while (0)
+#define audit_seccomp(i,s,c) do { ; } while (0)
+#define auditsc_get_stamp(c,t,s) (0)
+#define audit_get_loginuid(t) (-1)
+#define audit_get_sessionid(t) (-1)
+#define audit_log_task_context(b) do { ; } while (0)
+#define audit_ipc_obj(i) ((void)0)
+#define audit_ipc_set_perm(q,u,g,m) ((void)0)
+#define audit_bprm(p) ({ 0; })
+#define audit_socketcall(n,a) ((void)0)
+#define audit_fd_pair(n,a) ((void)0)
+#define audit_sockaddr(len, addr) ({ 0; })
+#define audit_mq_open(o,m,a) ((void)0)
+#define audit_mq_sendrecv(d,l,p,t) ((void)0)
+#define audit_mq_notify(d,n) ((void)0)
+#define audit_mq_getsetattr(d,s) ((void)0)
+#define audit_log_bprm_fcaps(b, ncr, ocr) ({ 0; })
+#define audit_log_capset(pid, ncr, ocr) ((void)0)
+#define audit_mmap_fd(fd, flags) ((void)0)
+#define audit_ptrace(t) ((void)0)
+#define audit_n_rules 0
+#define audit_signals 0
+#endif /* CONFIG_AUDITSYSCALL */
+
+#ifdef CONFIG_AUDIT
+/* These are defined in audit.c */
+ /* Public API */
+extern __printf(4, 5)
+void audit_log(struct audit_context *ctx, gfp_t gfp_mask, int type,
+ const char *fmt, ...);
+
+extern struct audit_buffer *audit_log_start(struct audit_context *ctx, gfp_t gfp_mask, int type);
+extern __printf(2, 3)
+void audit_log_format(struct audit_buffer *ab, const char *fmt, ...);
+extern void audit_log_end(struct audit_buffer *ab);
+extern int audit_string_contains_control(const char *string,
+ size_t len);
+extern void audit_log_n_hex(struct audit_buffer *ab,
+ const unsigned char *buf,
+ size_t len);
+extern void audit_log_n_string(struct audit_buffer *ab,
+ const char *buf,
+ size_t n);
+#define audit_log_string(a,b) audit_log_n_string(a, b, strlen(b));
+extern void audit_log_n_untrustedstring(struct audit_buffer *ab,
+ const char *string,
+ size_t n);
+extern void audit_log_untrustedstring(struct audit_buffer *ab,
+ const char *string);
+extern void audit_log_d_path(struct audit_buffer *ab,
+ const char *prefix,
+ const struct path *path);
+extern void audit_log_key(struct audit_buffer *ab,
+ char *key);
+extern void audit_log_lost(const char *message);
+#ifdef CONFIG_SECURITY
+extern void audit_log_secctx(struct audit_buffer *ab, u32 secid);
+#else
+#define audit_log_secctx(b,s) do { ; } while (0)
+#endif
+
+extern int audit_update_lsm_rules(void);
+
+ /* Private API (for audit.c only) */
+extern int audit_filter_user(struct netlink_skb_parms *cb);
+extern int audit_filter_type(int type);
+extern int audit_receive_filter(int type, int pid, int uid, int seq,
+ void *data, size_t datasz, uid_t loginuid,
+ u32 sessionid, u32 sid);
+extern int audit_enabled;
+#else
+#define audit_log(c,g,t,f,...) do { ; } while (0)
+#define audit_log_start(c,g,t) ({ NULL; })
+#define audit_log_vformat(b,f,a) do { ; } while (0)
+#define audit_log_format(b,f,...) do { ; } while (0)
+#define audit_log_end(b) do { ; } while (0)
+#define audit_log_n_hex(a,b,l) do { ; } while (0)
+#define audit_log_n_string(a,c,l) do { ; } while (0)
+#define audit_log_string(a,c) do { ; } while (0)
+#define audit_log_n_untrustedstring(a,n,s) do { ; } while (0)
+#define audit_log_untrustedstring(a,s) do { ; } while (0)
+#define audit_log_d_path(b, p, d) do { ; } while (0)
+#define audit_log_key(b, k) do { ; } while (0)
+#define audit_log_secctx(b,s) do { ; } while (0)
+#define audit_enabled 0
+#endif
+#endif
+#endif
