audit_record.h revision 160084
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#13 $
34 * $FreeBSD: head/sys/bsm/audit_record.h 160084 2006-07-03 14:44:13Z 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/* XXXRW: OpenBSM AUT_HOST 0x70? */
90#define	AUT_ARG64		0x71
91#define	AUT_RETURN64		0x72
92#define	AUT_ATTR64		0x73
93#define	AUT_HEADER64		0x74
94#define	AUT_SUBJECT64		0x75
95#define	AUT_SERVER64		0x76
96#define	AUT_PROCESS64		0x77
97#define	AUT_OTHER_FILE64	0x78
98#define	AUT_HEADER64_EX		0x79
99#define	AUT_SUBJECT32_EX	0x7a
100#define	AUT_PROCESS32_EX	0x7b
101#define	AUT_SUBJECT64_EX	0x7c
102#define	AUT_PROCESS64_EX	0x7d
103#define	AUT_IN_ADDR_EX		0x7e
104#define	AUT_SOCKET_EX		0x7f
105
106/*
107 * Pre-64-bit BSM, 32-bit tokens weren't explicitly named as '32'.  We have
108 * compatibility defines.
109 */
110#define	AUT_HEADER		AUT_HEADER32
111#define	AUT_ARG			AUT_ARG32
112#define	AUT_RETURN		AUT_RETURN32
113#define	AUT_SUBJECT		AUT_SUBJECT32
114#define	AUT_SERVER		AUT_SERVER32
115#define	AUT_PROCESS		AUT_PROCESS32
116#define	AUT_OTHER_FILE		AUT_OTHER_FILE32
117
118/*
119 * Darwin's bsm distribution uses the following non-BSM token name defines.
120 * We provide them for a single OpenBSM release for compatibility reasons.
121 */
122#define	AU_FILE_TOKEN		AUT_OTHER_FILE32
123#define	AU_TRAILER_TOKEN	AUT_TRAILER
124#define	AU_HEADER_32_TOKEN	AUT_HEADER32
125#define	AU_DATA_TOKEN		AUT_DATA
126#define	AU_ARB_TOKEN		AUT_DATA
127#define	AU_IPC_TOKEN		AUT_IPC
128#define	AU_PATH_TOKEN		AUT_PATH
129#define	AU_SUBJECT_32_TOKEN	AUT_SUBJECT32
130#define	AU_PROCESS_32_TOKEN	AUT_PROCESS32
131#define	AU_RETURN_32_TOKEN	AUT_RETURN32
132#define	AU_TEXT_TOKEN		AUT_TEXT
133#define	AU_OPAQUE_TOKEN		AUT_OPAQUE
134#define	AU_IN_ADDR_TOKEN	AUT_IN_ADDR
135#define	AU_IP_TOKEN		AUT_IP
136#define	AU_IPORT_TOKEN		AUT_IPORT
137#define	AU_ARG32_TOKEN		AUT_ARG32
138#define	AU_SOCK_TOKEN		AUT_SOCKET
139#define	AU_SEQ_TOKEN		AUT_SEQ
140#define	AU_ATTR_TOKEN		AUT_ATTR
141#define	AU_IPCPERM_TOKEN	AUT_IPC_PERM
142#define	AU_NEWGROUPS_TOKEN	AUT_NEWGROUPS
143#define	AU_EXEC_ARG_TOKEN	AUT_EXEC_ARGS
144#define	AU_EXEC_ENV_TOKEN	AUT_EXEC_ENV
145#define	AU_ATTR32_TOKEN		AUT_ATTR32
146#define	AU_CMD_TOKEN		AUT_CMD
147#define	AU_EXIT_TOKEN		AUT_EXIT
148#define	AU_ARG64_TOKEN		AUT_ARG64
149#define	AU_RETURN_64_TOKEN	AUT_RETURN64
150#define	AU_ATTR64_TOKEN		AUT_ATTR64
151#define	AU_HEADER_64_TOKEN	AUT_HEADER64
152#define	AU_SUBJECT_64_TOKEN	AUT_SUBJECT64
153#define	AU_PROCESS_64_TOKEN	AUT_PROCESS64
154#define	AU_HEADER_64_EX_TOKEN	AUT_HEADER64_EX
155#define	AU_SUBJECT_32_EX_TOKEN	AUT_SUBJECT32_EX
156#define	AU_PROCESS_32_EX_TOKEN	AUT_PROCESS32_EX
157#define	AU_SUBJECT_64_EX_TOKEN	AUT_SUBJECT64_EX
158#define	AU_PROCESS_64_EX_TOKEN	AUT_PROCESS64_EX
159#define	AU_IN_ADDR_EX_TOKEN	AUT_IN_ADDR_EX
160#define	AU_SOCK_32_EX_TOKEN	AUT_SOCKET_EX
161
162/*
163 * The values for the following token ids are not defined by BSM.
164 *
165 * XXXRW: Not sure how to handle these in OpenBSM yet, but I'll give them
166 * names more consistent with Sun's BSM.  These originally came from Apple's
167 * BSM.
168 */
169#define	AUT_SOCKINET32		0x80		/* XXX */
170#define	AUT_SOCKINET128		0x81		/* XXX */
171#define	AUT_SOCKUNIX		0x82		/* XXX */
172#define	AU_SOCK_INET_32_TOKEN	AUT_SOCKINET32
173#define	AU_SOCK_INET_128_TOKEN	AUT_SOCKINET128
174#define	AU_SOCK_UNIX_TOKEN	AUT_SOCKUNIX
175
176/* print values for the arbitrary token */
177#define AUP_BINARY      0
178#define AUP_OCTAL       1
179#define AUP_DECIMAL     2
180#define AUP_HEX         3
181#define AUP_STRING      4
182
183/* data-types for the arbitrary token */
184#define AUR_BYTE        0
185#define AUR_CHAR        AUR_BYTE
186#define AUR_SHORT       1
187#define AUR_INT32       2
188#define AUR_INT         AUR_INT
189#define AUR_INT64       3
190
191/* ... and their sizes */
192#define AUR_BYTE_SIZE       sizeof(u_char)
193#define AUR_CHAR_SIZE       AUR_BYTE_SIZE
194#define AUR_SHORT_SIZE      sizeof(uint16_t)
195#define AUR_INT32_SIZE      sizeof(uint32_t)
196#define AUR_INT_SIZE        AUR_INT32_SIZE
197#define AUR_INT64_SIZE      sizeof(uint64_t)
198
199/* Modifiers for the header token */
200#define PAD_NOTATTR  0x4000   /* nonattributable event */
201#define PAD_FAILURE  0x8000   /* fail audit event */
202
203
204#define BSM_MAX_GROUPS      16
205#define HEADER_VERSION      1
206
207/*
208 * BSM define is AUT_TRAILER_MAGIC; Apple BSM define is TRAILER_PAD_MAGIC; we
209 * split the difference, will remove the Apple define for the next release.
210 */
211#define	AUT_TRAILER_MAGIC	0xb105
212#define	TRAILER_PAD_MAGIC	AUT_TRAILER_MAGIC
213
214/* BSM library calls */
215
216__BEGIN_DECLS
217
218struct in_addr;
219struct in6_addr;
220struct ip;
221struct ipc_perm;
222struct kevent;
223struct sockaddr_in;
224struct sockaddr_in6;
225struct sockaddr_un;
226#if defined(_KERNEL) || defined(KERNEL)
227struct vnode_au_info;
228#endif
229
230int	 au_open(void);
231int	 au_write(int d, token_t *m);
232int	 au_close(int d, int keep, short event);
233int	 au_close_buffer(int d, short event, u_char *buffer, size_t *buflen);
234int	 au_close_token(token_t *tok, u_char *buffer, size_t *buflen);
235
236token_t	*au_to_file(char *file, struct timeval tm);
237
238token_t	*au_to_header32_tm(int rec_size, au_event_t e_type, au_emod_t e_mod,
239	    struct timeval tm);
240#if !defined(KERNEL) && !defined(_KERNEL)
241token_t	*au_to_header(int rec_size, au_event_t e_type, au_emod_t e_mod);
242token_t	*au_to_header32(int rec_size, au_event_t e_type, au_emod_t e_mod);
243token_t	*au_to_header64(int rec_size, au_event_t e_type, au_emod_t e_mod);
244#endif
245
246token_t	*au_to_me(void);
247token_t	*au_to_arg(char n, char *text, uint32_t v);
248token_t	*au_to_arg32(char n, char *text, uint32_t v);
249token_t	*au_to_arg64(char n, char *text, uint64_t v);
250
251#if defined(_KERNEL) || defined(KERNEL)
252token_t	*au_to_attr(struct vnode_au_info *vni);
253token_t	*au_to_attr32(struct vnode_au_info *vni);
254token_t	*au_to_attr64(struct vnode_au_info *vni);
255#endif
256
257token_t	*au_to_data(char unit_print, char unit_type, char unit_count,
258	    char *p);
259token_t	*au_to_exit(int retval, int err);
260token_t	*au_to_groups(int *groups);
261token_t	*au_to_newgroups(uint16_t n, gid_t *groups);
262token_t	*au_to_in_addr(struct in_addr *internet_addr);
263token_t	*au_to_in_addr_ex(struct in6_addr *internet_addr);
264token_t	*au_to_ip(struct ip *ip);
265token_t	*au_to_ipc(char type, int id);
266token_t	*au_to_ipc_perm(struct ipc_perm *perm);
267token_t	*au_to_iport(uint16_t iport);
268token_t	*au_to_opaque(char *data, uint16_t bytes);
269token_t	*au_to_path(char *path);
270token_t	*au_to_process(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
271	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
272token_t	*au_to_process32(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
273	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
274token_t	*au_to_process64(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
275	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
276token_t	*au_to_process_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
277	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
278token_t	*au_to_process32_ex(au_id_t auid, uid_t euid, gid_t egid,
279	    uid_t ruid, gid_t rgid, pid_t pid, au_asid_t sid,
280	    au_tid_addr_t *tid);
281token_t	*au_to_process64_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
282	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
283token_t	*au_to_return(char status, uint32_t ret);
284token_t	*au_to_return32(char status, uint32_t ret);
285token_t	*au_to_return64(char status, uint64_t ret);
286token_t	*au_to_seq(long audit_count);
287
288#if defined(_KERNEL) || defined(KERNEL)
289token_t	*au_to_socket(struct socket *so);
290token_t	*au_to_socket_ex_32(uint16_t lp, uint16_t rp, struct sockaddr *la,
291	    struct sockaddr *ta);
292token_t	*au_to_socket_ex_128(uint16_t lp, uint16_t rp, struct sockaddr *la,
293	    struct sockaddr *ta);
294#endif
295
296token_t	*au_to_sock_inet(struct sockaddr_in *so);
297token_t	*au_to_sock_inet32(struct sockaddr_in *so);
298token_t	*au_to_sock_inet128(struct sockaddr_in6 *so);
299token_t	*au_to_sock_unix(struct sockaddr_un *so);
300token_t	*au_to_subject(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
301	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
302token_t	*au_to_subject32(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
303	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
304token_t	*au_to_subject64(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
305	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
306token_t	*au_to_subject_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
307	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
308token_t	*au_to_subject32_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
309	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
310token_t	*au_to_subject64_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
311	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
312token_t	*au_to_exec_args(const char **);
313token_t	*au_to_exec_env(const char **);
314token_t	*au_to_text(char *text);
315token_t	*au_to_kevent(struct kevent *kev);
316token_t	*au_to_trailer(int rec_size);
317
318__END_DECLS
319
320#endif /* ! _BSM_AUDIT_RECORD_H_ */
321