audit_record.h revision 168782
1/*
2 * Copyright (c) 2005 Apple Computer, Inc.
3 * All rights reserved.
4 *
5 * @APPLE_BSD_LICENSE_HEADER_START@
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 *
11 * 1.  Redistributions of source code must retain the above copyright
12 *     notice, this list of conditions and the following disclaimer.
13 * 2.  Redistributions in binary form must reproduce the above copyright
14 *     notice, this list of conditions and the following disclaimer in the
15 *     documentation and/or other materials provided with the distribution.
16 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
17 *     its contributors may be used to endorse or promote products derived
18 *     from this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
21 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
22 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
23 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
24 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
25 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
26 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
27 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 *
31 * @APPLE_BSD_LICENSE_HEADER_END@
32 *
33 * $P4: //depot/projects/trustedbsd/audit3/sys/bsm/audit_record.h#24 $
34 * $FreeBSD: head/sys/bsm/audit_record.h 168782 2007-04-16 16:13:10Z rwatson $
35 */
36
37#ifndef _BSM_AUDIT_RECORD_H_
38#define _BSM_AUDIT_RECORD_H_
39
40#include <sys/time.h>			/* struct timeval */
41
42/*
43 * Token type identifiers.
44 */
45#define	AUT_INVALID		0x00
46#define	AUT_OTHER_FILE32	0x11
47#define	AUT_OHEADER		0x12
48#define	AUT_TRAILER		0x13
49#define	AUT_HEADER32		0x14
50#define	AUT_HEADER32_EX		0x15
51#define	AUT_DATA		0x21
52#define	AUT_IPC			0x22
53#define	AUT_PATH		0x23
54#define	AUT_SUBJECT32		0x24
55#define	AUT_SERVER32		0x25
56#define	AUT_PROCESS32		0x26
57#define	AUT_RETURN32		0x27
58#define	AUT_TEXT		0x28
59#define	AUT_OPAQUE		0x29
60#define	AUT_IN_ADDR		0x2a
61#define	AUT_IP			0x2b
62#define	AUT_IPORT		0x2c
63#define	AUT_ARG32		0x2d
64#define	AUT_SOCKET		0x2e
65#define	AUT_SEQ			0x2f
66#define	AUT_ACL			0x30
67#define	AUT_ATTR		0x31
68#define	AUT_IPC_PERM		0x32
69#define	AUT_LABEL		0x33
70#define	AUT_GROUPS		0x34
71#define	AUT_ILABEL		0x35
72#define	AUT_SLABEL		0x36
73#define	AUT_CLEAR		0x37
74#define	AUT_PRIV		0x38
75#define	AUT_UPRIV		0x39
76#define	AUT_LIAISON		0x3a
77#define	AUT_NEWGROUPS		0x3b
78#define	AUT_EXEC_ARGS		0x3c
79#define	AUT_EXEC_ENV		0x3d
80#define	AUT_ATTR32		0x3e
81/* #define	AUT_????	0x3f */
82#define	AUT_XATOM		0x40
83#define	AUT_XOBJ		0x41
84#define	AUT_XPROTO		0x42
85#define	AUT_XSELECT		0x43
86/* XXXRW: Additional X11 tokens not defined? */
87#define	AUT_CMD			0x51
88#define	AUT_EXIT		0x52
89#define	AUT_ZONENAME		0x60
90/* XXXRW: OpenBSM AUT_HOST 0x70? */
91#define	AUT_ARG64		0x71
92#define	AUT_RETURN64		0x72
93#define	AUT_ATTR64		0x73
94#define	AUT_HEADER64		0x74
95#define	AUT_SUBJECT64		0x75
96#define	AUT_SERVER64		0x76
97#define	AUT_PROCESS64		0x77
98#define	AUT_OTHER_FILE64	0x78
99#define	AUT_HEADER64_EX		0x79
100#define	AUT_SUBJECT32_EX	0x7a
101#define	AUT_PROCESS32_EX	0x7b
102#define	AUT_SUBJECT64_EX	0x7c
103#define	AUT_PROCESS64_EX	0x7d
104#define	AUT_IN_ADDR_EX		0x7e
105#define	AUT_SOCKET_EX		0x7f
106
107/*
108 * Pre-64-bit BSM, 32-bit tokens weren't explicitly named as '32'.  We have
109 * compatibility defines.
110 */
111#define	AUT_HEADER		AUT_HEADER32
112#define	AUT_ARG			AUT_ARG32
113#define	AUT_RETURN		AUT_RETURN32
114#define	AUT_SUBJECT		AUT_SUBJECT32
115#define	AUT_SERVER		AUT_SERVER32
116#define	AUT_PROCESS		AUT_PROCESS32
117#define	AUT_OTHER_FILE		AUT_OTHER_FILE32
118
119/*
120 * Darwin's bsm distribution uses the following non-BSM token name defines.
121 * We provide them for a single OpenBSM release for compatibility reasons.
122 */
123#define	AU_FILE_TOKEN		AUT_OTHER_FILE32
124#define	AU_TRAILER_TOKEN	AUT_TRAILER
125#define	AU_HEADER_32_TOKEN	AUT_HEADER32
126#define	AU_DATA_TOKEN		AUT_DATA
127#define	AU_ARB_TOKEN		AUT_DATA
128#define	AU_IPC_TOKEN		AUT_IPC
129#define	AU_PATH_TOKEN		AUT_PATH
130#define	AU_SUBJECT_32_TOKEN	AUT_SUBJECT32
131#define	AU_PROCESS_32_TOKEN	AUT_PROCESS32
132#define	AU_RETURN_32_TOKEN	AUT_RETURN32
133#define	AU_TEXT_TOKEN		AUT_TEXT
134#define	AU_OPAQUE_TOKEN		AUT_OPAQUE
135#define	AU_IN_ADDR_TOKEN	AUT_IN_ADDR
136#define	AU_IP_TOKEN		AUT_IP
137#define	AU_IPORT_TOKEN		AUT_IPORT
138#define	AU_ARG32_TOKEN		AUT_ARG32
139#define	AU_SOCK_TOKEN		AUT_SOCKET
140#define	AU_SEQ_TOKEN		AUT_SEQ
141#define	AU_ATTR_TOKEN		AUT_ATTR
142#define	AU_IPCPERM_TOKEN	AUT_IPC_PERM
143#define	AU_NEWGROUPS_TOKEN	AUT_NEWGROUPS
144#define	AU_EXEC_ARG_TOKEN	AUT_EXEC_ARGS
145#define	AU_EXEC_ENV_TOKEN	AUT_EXEC_ENV
146#define	AU_ATTR32_TOKEN		AUT_ATTR32
147#define	AU_CMD_TOKEN		AUT_CMD
148#define	AU_EXIT_TOKEN		AUT_EXIT
149#define	AU_ARG64_TOKEN		AUT_ARG64
150#define	AU_RETURN_64_TOKEN	AUT_RETURN64
151#define	AU_ATTR64_TOKEN		AUT_ATTR64
152#define	AU_HEADER_64_TOKEN	AUT_HEADER64
153#define	AU_SUBJECT_64_TOKEN	AUT_SUBJECT64
154#define	AU_PROCESS_64_TOKEN	AUT_PROCESS64
155#define	AU_HEADER_64_EX_TOKEN	AUT_HEADER64_EX
156#define	AU_SUBJECT_32_EX_TOKEN	AUT_SUBJECT32_EX
157#define	AU_PROCESS_32_EX_TOKEN	AUT_PROCESS32_EX
158#define	AU_SUBJECT_64_EX_TOKEN	AUT_SUBJECT64_EX
159#define	AU_PROCESS_64_EX_TOKEN	AUT_PROCESS64_EX
160#define	AU_IN_ADDR_EX_TOKEN	AUT_IN_ADDR_EX
161#define	AU_SOCK_32_EX_TOKEN	AUT_SOCKET_EX
162
163/*
164 * The values for the following token ids are not defined by BSM.
165 *
166 * XXXRW: Not sure how to handle these in OpenBSM yet, but I'll give them
167 * names more consistent with Sun's BSM.  These originally came from Apple's
168 * BSM.
169 */
170#define	AUT_SOCKINET32		0x80		/* XXX */
171#define	AUT_SOCKINET128		0x81		/* XXX */
172#define	AUT_SOCKUNIX		0x82		/* XXX */
173#define	AU_SOCK_INET_32_TOKEN	AUT_SOCKINET32
174#define	AU_SOCK_INET_128_TOKEN	AUT_SOCKINET128
175#define	AU_SOCK_UNIX_TOKEN	AUT_SOCKUNIX
176
177/* print values for the arbitrary token */
178#define AUP_BINARY      0
179#define AUP_OCTAL       1
180#define AUP_DECIMAL     2
181#define AUP_HEX         3
182#define AUP_STRING      4
183
184/* data-types for the arbitrary token */
185#define AUR_BYTE        0
186#define AUR_CHAR        AUR_BYTE
187#define AUR_SHORT       1
188#define AUR_INT32       2
189#define AUR_INT         AUR_INT32
190#define AUR_INT64       3
191
192/* ... and their sizes */
193#define AUR_BYTE_SIZE       sizeof(u_char)
194#define AUR_CHAR_SIZE       AUR_BYTE_SIZE
195#define AUR_SHORT_SIZE      sizeof(uint16_t)
196#define AUR_INT32_SIZE      sizeof(uint32_t)
197#define AUR_INT_SIZE        AUR_INT32_SIZE
198#define AUR_INT64_SIZE      sizeof(uint64_t)
199
200/* Modifiers for the header token */
201#define PAD_NOTATTR  0x4000   /* nonattributable event */
202#define PAD_FAILURE  0x8000   /* fail audit event */
203
204#define AUDIT_MAX_GROUPS      16
205
206/*
207 * A number of BSM versions are floating around and defined.  Here are
208 * constants for them.  OpenBSM uses the same token types, etc, used in the
209 * Solaris BSM version, but has a separate version number in order to
210 * identify a potentially different event identifier name space.
211 */
212#define	AUDIT_HEADER_VERSION_OLDDARWIN	1	/* In retrospect, a mistake. */
213#define	AUDIT_HEADER_VERSION_SOLARIS	2
214#define	AUDIT_HEADER_VERSION_TSOL25	3
215#define	AUDIT_HEADER_VERSION_TSOL	4
216#define	AUDIT_HEADER_VERSION_OPENBSM	10
217
218/*
219 * BSM define is AUT_TRAILER_MAGIC; Apple BSM define is TRAILER_PAD_MAGIC; we
220 * split the difference, will remove the Apple define for the next release.
221 */
222#define	AUT_TRAILER_MAGIC	0xb105
223#define	TRAILER_PAD_MAGIC	AUT_TRAILER_MAGIC
224
225/* BSM library calls */
226
227__BEGIN_DECLS
228
229struct in_addr;
230struct in6_addr;
231struct ip;
232struct ipc_perm;
233struct kevent;
234struct sockaddr_in;
235struct sockaddr_in6;
236struct sockaddr_un;
237#if defined(_KERNEL) || defined(KERNEL)
238struct vnode_au_info;
239#endif
240
241int	 au_open(void);
242int	 au_write(int d, token_t *m);
243int	 au_close(int d, int keep, short event);
244int	 au_close_buffer(int d, short event, u_char *buffer, size_t *buflen);
245int	 au_close_token(token_t *tok, u_char *buffer, size_t *buflen);
246
247token_t	*au_to_file(char *file, struct timeval tm);
248
249token_t	*au_to_header32_tm(int rec_size, au_event_t e_type, au_emod_t e_mod,
250	    struct timeval tm);
251token_t	*au_to_header64_tm(int rec_size, au_event_t e_type, au_emod_t e_mod,
252	    struct timeval tm);
253#if !defined(KERNEL) && !defined(_KERNEL)
254token_t	*au_to_header(int rec_size, au_event_t e_type, au_emod_t e_mod);
255token_t	*au_to_header32(int rec_size, au_event_t e_type, au_emod_t e_mod);
256token_t	*au_to_header64(int rec_size, au_event_t e_type, au_emod_t e_mod);
257#endif
258
259token_t	*au_to_me(void);
260token_t	*au_to_arg(char n, char *text, uint32_t v);
261token_t	*au_to_arg32(char n, char *text, uint32_t v);
262token_t	*au_to_arg64(char n, char *text, uint64_t v);
263
264#if defined(_KERNEL) || defined(KERNEL)
265token_t	*au_to_attr(struct vnode_au_info *vni);
266token_t	*au_to_attr32(struct vnode_au_info *vni);
267token_t	*au_to_attr64(struct vnode_au_info *vni);
268#endif
269
270token_t	*au_to_data(char unit_print, char unit_type, char unit_count,
271	    char *p);
272token_t	*au_to_exit(int retval, int err);
273token_t	*au_to_groups(int *groups);
274token_t	*au_to_newgroups(uint16_t n, gid_t *groups);
275token_t	*au_to_in_addr(struct in_addr *internet_addr);
276token_t	*au_to_in_addr_ex(struct in6_addr *internet_addr);
277token_t	*au_to_ip(struct ip *ip);
278token_t	*au_to_ipc(char type, int id);
279token_t	*au_to_ipc_perm(struct ipc_perm *perm);
280token_t	*au_to_iport(uint16_t iport);
281token_t	*au_to_opaque(char *data, uint16_t bytes);
282token_t	*au_to_path(char *path);
283token_t	*au_to_process(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
284	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
285token_t	*au_to_process32(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
286	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
287token_t	*au_to_process64(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
288	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
289token_t	*au_to_process_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
290	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
291token_t	*au_to_process32_ex(au_id_t auid, uid_t euid, gid_t egid,
292	    uid_t ruid, gid_t rgid, pid_t pid, au_asid_t sid,
293	    au_tid_addr_t *tid);
294token_t	*au_to_process64_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
295	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
296token_t	*au_to_return(char status, uint32_t ret);
297token_t	*au_to_return32(char status, uint32_t ret);
298token_t	*au_to_return64(char status, uint64_t ret);
299token_t	*au_to_seq(long audit_count);
300
301#if defined(_KERNEL) || defined(KERNEL)
302token_t	*au_to_socket(struct socket *so);
303token_t	*au_to_socket_ex_32(uint16_t lp, uint16_t rp, struct sockaddr *la,
304	    struct sockaddr *ta);
305token_t	*au_to_socket_ex_128(uint16_t lp, uint16_t rp, struct sockaddr *la,
306	    struct sockaddr *ta);
307#endif
308
309token_t	*au_to_sock_inet(struct sockaddr_in *so);
310token_t	*au_to_sock_inet32(struct sockaddr_in *so);
311token_t	*au_to_sock_inet128(struct sockaddr_in6 *so);
312token_t	*au_to_sock_unix(struct sockaddr_un *so);
313token_t	*au_to_subject(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
314	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
315token_t	*au_to_subject32(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
316	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
317token_t	*au_to_subject64(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
318	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
319token_t	*au_to_subject_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
320	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
321token_t	*au_to_subject32_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
322	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
323token_t	*au_to_subject64_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
324	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
325#if defined(_KERNEL) || defined(KERNEL)
326token_t	*au_to_exec_args(char *args, int argc);
327token_t	*au_to_exec_env(char *envs, int envc);
328#else
329token_t	*au_to_exec_args(char **argv);
330token_t	*au_to_exec_env(char **envp);
331#endif
332token_t	*au_to_text(char *text);
333token_t	*au_to_kevent(struct kevent *kev);
334token_t	*au_to_trailer(int rec_size);
335token_t	*au_to_zonename(char *zonename);
336
337__END_DECLS
338
339#endif /* ! _BSM_AUDIT_RECORD_H_ */
340