X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/39236c6e673c41db228275375ab7fdb0f837b292..4ba76501152d51ccb5647018f3192c6096367d48:/bsd/bsm/audit.h?ds=sidebyside

diff --git a/bsd/bsm/audit.h b/bsd/bsm/audit.h
index 525363788..2bac16e91 100644
--- a/bsd/bsm/audit.h
+++ b/bsd/bsm/audit.h
@@ -29,17 +29,17 @@
  * $P4: //depot/projects/trustedbsd/openbsm/sys/bsm/audit.h#10 $
  */
 
-#ifndef	_BSM_AUDIT_H
-#define	_BSM_AUDIT_H
+#ifndef _BSM_AUDIT_H
+#define _BSM_AUDIT_H
 
 #include <sys/param.h>
 #include <sys/types.h>
 
-#define	AUDIT_RECORD_MAGIC	0x828a0f1b
-#define	MAX_AUDIT_RECORDS	20
-#define	MAXAUDITDATA		(0x8000 - 1)
-#define	MAX_AUDIT_RECORD_SIZE	MAXAUDITDATA
-#define	MIN_AUDIT_FILE_SIZE	(512 * 1024)
+#define AUDIT_RECORD_MAGIC      0x828a0f1b
+#define MAX_AUDIT_RECORDS       20
+#define MAXAUDITDATA            (0x8000 - 1)
+#define MAX_AUDIT_RECORD_SIZE   MAXAUDITDATA
+#define MIN_AUDIT_FILE_SIZE     (512 * 1024)
 
 /*
  * Minimum noumber of free blocks on the filesystem containing the audit
@@ -47,272 +47,302 @@
  * as the kernel does an unsigned compare, plus we want to leave a few blocks
  * free so userspace can terminate the log, etc.
  */
-#define	AUDIT_HARD_LIMIT_FREE_BLOCKS	4
+#define AUDIT_HARD_LIMIT_FREE_BLOCKS    4
 
 /*
  * Triggers for the audit daemon.
  */
-#define	AUDIT_TRIGGER_MIN		1
-#define	AUDIT_TRIGGER_LOW_SPACE		1	/* Below low watermark. */
-#define	AUDIT_TRIGGER_ROTATE_KERNEL	2	/* Kernel requests rotate. */
-#define	AUDIT_TRIGGER_READ_FILE		3	/* Re-read config file. */
-#define	AUDIT_TRIGGER_CLOSE_AND_DIE	4	/* Terminate audit. */
-#define	AUDIT_TRIGGER_NO_SPACE		5	/* Below min free space. */
-#define	AUDIT_TRIGGER_ROTATE_USER	6	/* User requests rotate. */
-#define	AUDIT_TRIGGER_INITIALIZE	7	/* User initialize of auditd. */
-#define	AUDIT_TRIGGER_EXPIRE_TRAILS	8	/* User expiration of trails. */
-#define	AUDIT_TRIGGER_MAX		8
+#define AUDIT_TRIGGER_MIN               1
+#define AUDIT_TRIGGER_LOW_SPACE         1       /* Below low watermark. */
+#define AUDIT_TRIGGER_ROTATE_KERNEL     2       /* Kernel requests rotate. */
+#define AUDIT_TRIGGER_READ_FILE         3       /* Re-read config file. */
+#define AUDIT_TRIGGER_CLOSE_AND_DIE     4       /* Terminate audit. */
+#define AUDIT_TRIGGER_NO_SPACE          5       /* Below min free space. */
+#define AUDIT_TRIGGER_ROTATE_USER       6       /* User requests rotate. */
+#define AUDIT_TRIGGER_INITIALIZE        7       /* User initialize of auditd. */
+#define AUDIT_TRIGGER_EXPIRE_TRAILS     8       /* User expiration of trails. */
+#define AUDIT_TRIGGER_MAX               8
 
 /*
  * The special device filename (FreeBSD).
  */
-#define	AUDITDEV_FILENAME	"audit"
-#define	AUDIT_TRIGGER_FILE	("/dev/" AUDITDEV_FILENAME)
+#define AUDITDEV_FILENAME       "audit"
+#define AUDIT_TRIGGER_FILE      ("/dev/" AUDITDEV_FILENAME)
 
 /*
  * Pre-defined audit IDs
  */
-#define	AU_DEFAUDITID	(uid_t)(-1)
-#define	AU_DEFAUDITSID	 0
-#define	AU_ASSIGN_ASID	-1
+#define AU_DEFAUDITID   (uid_t)(-1)
+#define AU_DEFAUDITSID   0
+#define AU_ASSIGN_ASID  -1
 
 /*
  * IPC types.
  */
-#define	AT_IPC_MSG	((u_char)1)	/* Message IPC id. */
-#define	AT_IPC_SEM	((u_char)2)	/* Semaphore IPC id. */
-#define	AT_IPC_SHM	((u_char)3)	/* Shared mem IPC id. */
+#define AT_IPC_MSG      ((unsigned char)1)      /* Message IPC id. */
+#define AT_IPC_SEM      ((unsigned char)2)      /* Semaphore IPC id. */
+#define AT_IPC_SHM      ((unsigned char)3)      /* Shared mem IPC id. */
 
 /*
  * Audit conditions.
  */
-#define	AUC_UNSET		0
-#define	AUC_AUDITING		1
-#define	AUC_NOAUDIT		2
-#define	AUC_DISABLED		-1
+#define AUC_UNSET               0
+#define AUC_AUDITING            1
+#define AUC_NOAUDIT             2
+#define AUC_DISABLED            -1
 
 /*
  * auditon(2) commands.
  */
-#define	A_OLDGETPOLICY	2
-#define	A_OLDSETPOLICY	3
-#define	A_GETKMASK	4
-#define	A_SETKMASK	5
-#define	A_OLDGETQCTRL	6
-#define	A_OLDSETQCTRL	7
-#define	A_GETCWD	8
-#define	A_GETCAR	9
-#define	A_GETSTAT	12
-#define	A_SETSTAT	13
-#define	A_SETUMASK	14
-#define	A_SETSMASK	15
-#define	A_OLDGETCOND	20
-#define	A_OLDSETCOND	21
-#define	A_GETCLASS	22
-#define	A_SETCLASS	23
-#define	A_GETPINFO	24
-#define	A_SETPMASK	25
-#define	A_SETFSIZE	26
-#define	A_GETFSIZE	27
-#define	A_GETPINFO_ADDR	28
-#define	A_GETKAUDIT	29
-#define	A_SETKAUDIT	30
-#define	A_SENDTRIGGER	31
-#define	A_GETSINFO_ADDR	32
-#define	A_GETPOLICY	33
-#define	A_SETPOLICY	34
-#define	A_GETQCTRL	35
-#define	A_SETQCTRL	36
-#define	A_GETCOND	37
-#define	A_SETCOND	38
-#define	A_GETSFLAGS	39
-#define	A_SETSFLAGS	40
+#define A_OLDGETPOLICY  2
+#define A_OLDSETPOLICY  3
+#define A_GETKMASK      4
+#define A_SETKMASK      5
+#define A_OLDGETQCTRL   6
+#define A_OLDSETQCTRL   7
+#define A_GETCWD        8
+#define A_GETCAR        9
+#define A_GETSTAT       12
+#define A_SETSTAT       13
+#define A_SETUMASK      14
+#define A_SETSMASK      15
+#define A_OLDGETCOND    20
+#define A_OLDSETCOND    21
+#define A_GETCLASS      22
+#define A_SETCLASS      23
+#define A_GETPINFO      24
+#define A_SETPMASK      25
+#define A_SETFSIZE      26
+#define A_GETFSIZE      27
+#define A_GETPINFO_ADDR 28
+#define A_GETKAUDIT     29
+#define A_SETKAUDIT     30
+#define A_SENDTRIGGER   31
+#define A_GETSINFO_ADDR 32
+#define A_GETPOLICY     33
+#define A_SETPOLICY     34
+#define A_GETQCTRL      35
+#define A_SETQCTRL      36
+#define A_GETCOND       37
+#define A_SETCOND       38
+#define A_GETSFLAGS     39
+#define A_SETSFLAGS     40
+#define A_GETCTLMODE    41
+#define A_SETCTLMODE    42
+#define A_GETEXPAFTER   43
+#define A_SETEXPAFTER   44
 
 /*
  * Audit policy controls.
  */
-#define	AUDIT_CNT	0x0001
-#define	AUDIT_AHLT	0x0002
-#define	AUDIT_ARGV	0x0004
-#define	AUDIT_ARGE	0x0008
-#define	AUDIT_SEQ	0x0010
-#define	AUDIT_WINDATA	0x0020
-#define	AUDIT_USER	0x0040
-#define	AUDIT_GROUP	0x0080
-#define	AUDIT_TRAIL	0x0100
-#define	AUDIT_PATH	0x0200
-#define	AUDIT_SCNT	0x0400
-#define	AUDIT_PUBLIC	0x0800
-#define	AUDIT_ZONENAME	0x1000
-#define	AUDIT_PERZONE	0x2000
+#define AUDIT_CNT       0x0001
+#define AUDIT_AHLT      0x0002
+#define AUDIT_ARGV      0x0004
+#define AUDIT_ARGE      0x0008
+#define AUDIT_SEQ       0x0010
+#define AUDIT_WINDATA   0x0020
+#define AUDIT_USER      0x0040
+#define AUDIT_GROUP     0x0080
+#define AUDIT_TRAIL     0x0100
+#define AUDIT_PATH      0x0200
+#define AUDIT_SCNT      0x0400
+#define AUDIT_PUBLIC    0x0800
+#define AUDIT_ZONENAME  0x1000
+#define AUDIT_PERZONE   0x2000
 
 /*
  * Default audit queue control parameters.
  */
-#define	AQ_HIWATER	100
-#define	AQ_MAXHIGH	10000
-#define	AQ_LOWATER	10
-#define	AQ_BUFSZ	MAXAUDITDATA
-#define	AQ_MAXBUFSZ	1048576
+#define AQ_HIWATER      100
+#define AQ_MAXHIGH      10000
+#define AQ_LOWATER      10
+#define AQ_BUFSZ        MAXAUDITDATA
+#define AQ_MAXBUFSZ     1048576
 
 /*
  * Default minimum percentage free space on file system.
  */
-#define	AU_FS_MINFREE	20
+#define AU_FS_MINFREE   20
 
 /*
  * Type definitions used indicating the length of variable length addresses
  * in tokens containing addresses, such as header fields.
  */
-#define	AU_IPv4		4
-#define	AU_IPv6		16
+#define AU_IPv4         4
+#define AU_IPv6         16
+
+/*
+ * Reserved audit class mask indicating which classes are unable to have
+ * events added or removed by unentitled processes.
+ */
+#define AU_CLASS_MASK_RESERVED 0x10000000
+
+/*
+ * Audit control modes
+ */
+#define AUDIT_CTLMODE_NORMAL ((unsigned char)1)
+#define AUDIT_CTLMODE_EXTERNAL ((unsigned char)2)
+
+/*
+ * Audit file expire_after op modes
+ */
+#define AUDIT_EXPIRE_OP_AND ((unsigned char)0)
+#define AUDIT_EXPIRE_OP_OR ((unsigned char)1)
 
 __BEGIN_DECLS
 
-typedef	uid_t		au_id_t;
-typedef	pid_t		au_asid_t;
-typedef	u_int16_t	au_event_t;
-typedef	u_int16_t	au_emod_t;
-typedef	u_int32_t	au_class_t;
-typedef	u_int64_t	au_asflgs_t __attribute__ ((aligned (8)));
+typedef uid_t           au_id_t;
+typedef pid_t           au_asid_t;
+typedef u_int16_t       au_event_t;
+typedef u_int16_t       au_emod_t;
+typedef u_int32_t       au_class_t;
+typedef u_int64_t       au_asflgs_t __attribute__ ((aligned(8)));
+typedef unsigned char   au_ctlmode_t;
 
 struct au_tid {
-	dev_t		port;
-	u_int32_t	machine;
+	dev_t           port;
+	u_int32_t       machine;
 };
-typedef	struct au_tid	au_tid_t;
+typedef struct au_tid   au_tid_t;
 
 struct au_tid_addr {
-	dev_t		at_port;
-	u_int32_t	at_type;
-	u_int32_t	at_addr[4];
+	dev_t           at_port;
+	u_int32_t       at_type;
+	u_int32_t       at_addr[4];
 };
-typedef	struct au_tid_addr	au_tid_addr_t;
+typedef struct au_tid_addr      au_tid_addr_t;
 
 struct au_mask {
 	unsigned int    am_success;     /* Success bits. */
 	unsigned int    am_failure;     /* Failure bits. */
 };
-typedef	struct au_mask	au_mask_t;
+typedef struct au_mask  au_mask_t;
 
 struct auditinfo {
-	au_id_t		ai_auid;	/* Audit user ID. */
-	au_mask_t	ai_mask;	/* Audit masks. */
-	au_tid_t	ai_termid;	/* Terminal ID. */
-	au_asid_t	ai_asid;	/* Audit session ID. */
+	au_id_t         ai_auid;        /* Audit user ID. */
+	au_mask_t       ai_mask;        /* Audit masks. */
+	au_tid_t        ai_termid;      /* Terminal ID. */
+	au_asid_t       ai_asid;        /* Audit session ID. */
 };
-typedef	struct auditinfo	auditinfo_t;
+typedef struct auditinfo        auditinfo_t;
 
 struct auditinfo_addr {
-	au_id_t		ai_auid;	/* Audit user ID. */
-	au_mask_t	ai_mask;	/* Audit masks. */
-	au_tid_addr_t	ai_termid;	/* Terminal ID. */
-	au_asid_t	ai_asid;	/* Audit session ID. */
-	au_asflgs_t	ai_flags;	/* Audit session flags. */
+	au_id_t         ai_auid;        /* Audit user ID. */
+	au_mask_t       ai_mask;        /* Audit masks. */
+	au_tid_addr_t   ai_termid;      /* Terminal ID. */
+	au_asid_t       ai_asid;        /* Audit session ID. */
+	au_asflgs_t     ai_flags;       /* Audit session flags. */
 };
-typedef	struct auditinfo_addr	auditinfo_addr_t;
+typedef struct auditinfo_addr   auditinfo_addr_t;
 
 struct auditpinfo {
-	pid_t		ap_pid;		/* ID of target process. */
-	au_id_t		ap_auid;	/* Audit user ID. */
-	au_mask_t	ap_mask;	/* Audit masks. */
-	au_tid_t	ap_termid;	/* Terminal ID. */
-	au_asid_t	ap_asid;	/* Audit session ID. */
+	pid_t           ap_pid;         /* ID of target process. */
+	au_id_t         ap_auid;        /* Audit user ID. */
+	au_mask_t       ap_mask;        /* Audit masks. */
+	au_tid_t        ap_termid;      /* Terminal ID. */
+	au_asid_t       ap_asid;        /* Audit session ID. */
 };
-typedef	struct auditpinfo	auditpinfo_t;
+typedef struct auditpinfo       auditpinfo_t;
 
 struct auditpinfo_addr {
-	pid_t		ap_pid;		/* ID of target process. */
-	au_id_t		ap_auid;	/* Audit user ID. */
-	au_mask_t	ap_mask;	/* Audit masks. */
-	au_tid_addr_t	ap_termid;	/* Terminal ID. */
-	au_asid_t	ap_asid;	/* Audit session ID. */
-	au_asflgs_t	ap_flags;	/* Audit session flags. */
+	pid_t           ap_pid;         /* ID of target process. */
+	au_id_t         ap_auid;        /* Audit user ID. */
+	au_mask_t       ap_mask;        /* Audit masks. */
+	au_tid_addr_t   ap_termid;      /* Terminal ID. */
+	au_asid_t       ap_asid;        /* Audit session ID. */
+	au_asflgs_t     ap_flags;       /* Audit session flags. */
 };
-typedef	struct auditpinfo_addr	auditpinfo_addr_t;
+typedef struct auditpinfo_addr  auditpinfo_addr_t;
 
 struct au_session {
-	auditinfo_addr_t	*as_aia_p;	/* Ptr to full audit info. */
-	au_mask_t		 as_mask;	/* Process Audit Masks. */
+	auditinfo_addr_t        *as_aia_p;      /* Ptr to full audit info. */
+	au_mask_t                as_mask;       /* Process Audit Masks. */
 };
 typedef struct au_session       au_session_t;
 
+struct au_expire_after {
+	time_t age;             /* Age after which trail files should be expired */
+	size_t size;    /* Aggregate trail size when files should be expired */
+	unsigned char op_type; /* Operator used with the above values to determine when files should be expired */
+};
+typedef struct au_expire_after au_expire_after_t;
+
 /*
  * Contents of token_t are opaque outside of libbsm.
  */
-typedef	struct au_token	token_t;
+typedef struct au_token token_t;
 
 /*
  * Kernel audit queue control parameters:
- * 			Default:		Maximum:
- * 	aq_hiwater:	AQ_HIWATER (100)	AQ_MAXHIGH (10000) 
- * 	aq_lowater:	AQ_LOWATER (10)		<aq_hiwater
- * 	aq_bufsz:	AQ_BUFSZ (32767)	AQ_MAXBUFSZ (1048576)
- * 	aq_delay:	20			20000 (not used) 
+ *                      Default:		Maximum:
+ *      aq_hiwater:	AQ_HIWATER (100)	AQ_MAXHIGH (10000)
+ *      aq_lowater:	AQ_LOWATER (10)		<aq_hiwater
+ *      aq_bufsz:	AQ_BUFSZ (32767)	AQ_MAXBUFSZ (1048576)
+ *      aq_delay:	20			20000 (not used)
  */
 struct au_qctrl {
-	int	aq_hiwater;	/* Max # of audit recs in queue when */
-				/* threads with new ARs get blocked. */ 
+	int     aq_hiwater;     /* Max # of audit recs in queue when */
+	                        /* threads with new ARs get blocked. */
 
-	int	aq_lowater;	/* # of audit recs in queue when */
-				/* blocked threads get unblocked. */
+	int     aq_lowater;     /* # of audit recs in queue when */
+	                        /* blocked threads get unblocked. */
 
-	int	aq_bufsz;	/* Max size of audit record for audit(2). */
-	int	aq_delay;	/* Queue delay (not used). */
-	int	aq_minfree;	/* Minimum filesystem percent free space. */
+	int     aq_bufsz;       /* Max size of audit record for audit(2). */
+	int     aq_delay;       /* Queue delay (not used). */
+	int     aq_minfree;     /* Minimum filesystem percent free space. */
 };
-typedef	struct au_qctrl	au_qctrl_t;
+typedef struct au_qctrl au_qctrl_t;
 
 /*
  * Structure for the audit statistics.
  */
 struct audit_stat {
-	unsigned int	as_version;
-	unsigned int	as_numevent;
-	int		as_generated;
-	int		as_nonattrib;
-	int		as_kernel;
-	int		as_audit;
-	int		as_auditctl;
-	int		as_enqueue;
-	int		as_written;
-	int		as_wblocked;
-	int		as_rblocked;
-	int		as_dropped;
-	int		as_totalsize;
-	unsigned int	as_memused;
+	unsigned int    as_version;
+	unsigned int    as_numevent;
+	int             as_generated;
+	int             as_nonattrib;
+	int             as_kernel;
+	int             as_audit;
+	int             as_auditctl;
+	int             as_enqueue;
+	int             as_written;
+	int             as_wblocked;
+	int             as_rblocked;
+	int             as_dropped;
+	int             as_totalsize;
+	unsigned int    as_memused;
 };
-typedef	struct audit_stat	au_stat_t;
+typedef struct audit_stat       au_stat_t;
 
 /*
  * Structure for the audit file statistics.
  */
 struct audit_fstat {
-	u_int64_t	af_filesz;
-	u_int64_t	af_currsz;
+	u_int64_t       af_filesz;
+	u_int64_t       af_currsz;
 };
-typedef	struct audit_fstat	au_fstat_t;
+typedef struct audit_fstat      au_fstat_t;
 
 /*
  * Audit to event class mapping.
  */
 struct au_evclass_map {
-	au_event_t	ec_number;
-	au_class_t	ec_class;
+	au_event_t      ec_number;
+	au_class_t      ec_class;
 };
-typedef	struct au_evclass_map	au_evclass_map_t;
+typedef struct au_evclass_map   au_evclass_map_t;
 
 /*
  * Audit system calls.
  */
 #if !defined(_KERNEL) && !defined(KERNEL)
-int	audit(const void *, int);
-int	auditon(int, void *, int);
-int	auditctl(const char *);
-int	getauid(au_id_t *);
-int	setauid(const au_id_t *);
-int	getaudit_addr(struct auditinfo_addr *, int);
-int	setaudit_addr(const struct auditinfo_addr *, int);
+int     audit(const void *, int);
+int     auditon(int, void *, int);
+int     auditctl(const char *);
+int     getauid(au_id_t *);
+int     setauid(const au_id_t *);
+int     getaudit_addr(struct auditinfo_addr *, int);
+int     setaudit_addr(const struct auditinfo_addr *, int);
 
 #if defined(__APPLE__)
 #include <Availability.h>
@@ -322,23 +352,23 @@ int	setaudit_addr(const struct auditinfo_addr *, int);
  * wrappers to the getaudit_addr()/setaudit_addr() syscalls above.
  */
 
-int	getaudit(struct auditinfo *)
-		__OSX_AVAILABLE_BUT_DEPRECATED(__MAC_10_0, __MAC_10_8,
-		    __IPHONE_2_0, __IPHONE_6_0);
-int	setaudit(const struct auditinfo *)
-		__OSX_AVAILABLE_BUT_DEPRECATED(__MAC_10_0, __MAC_10_8,
-		    __IPHONE_2_0, __IPHONE_6_0);
+int     getaudit(struct auditinfo *)
+__OSX_AVAILABLE_BUT_DEPRECATED(__MAC_10_0, __MAC_10_8,
+    __IPHONE_2_0, __IPHONE_6_0);
+int     setaudit(const struct auditinfo *)
+__OSX_AVAILABLE_BUT_DEPRECATED(__MAC_10_0, __MAC_10_8,
+    __IPHONE_2_0, __IPHONE_6_0);
 #else
 
-int	getaudit(struct auditinfo *);
-int	setaudit(const struct auditinfo *);
+int     getaudit(struct auditinfo *);
+int     setaudit(const struct auditinfo *);
 #endif /* !__APPLE__ */
 
 #ifdef __APPLE_API_PRIVATE
 #include <mach/port.h>
 mach_port_name_t audit_session_self(void);
-au_asid_t	 audit_session_join(mach_port_name_t port);
-int		 audit_session_port(au_asid_t asid, mach_port_name_t *portname);
+au_asid_t        audit_session_join(mach_port_name_t port);
+int              audit_session_port(au_asid_t asid, mach_port_name_t *portname);
 #endif /* __APPLE_API_PRIVATE */
 
 #endif /* defined(_KERNEL) || defined(KERNEL) */