xref: /freebsd/contrib/openbsm/sys/bsm/audit_record.h (revision 298cf604ccf133b101c6fad42d1a078a1fac58ca)
1 /*-
2  * Copyright (c) 2005-2009 Apple Inc.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  *
9  * 1.  Redistributions of source code must retain the above copyright
10  *     notice, this list of conditions and the following disclaimer.
11  * 2.  Redistributions in binary form must reproduce the above copyright
12  *     notice, this list of conditions and the following disclaimer in the
13  *     documentation and/or other materials provided with the distribution.
14  * 3.  Neither the name of Apple Inc. ("Apple") nor the names of
15  *     its contributors may be used to endorse or promote products derived
16  *     from this software without specific prior written permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
19  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
20  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
21  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
22  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
23  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
24  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
25  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28  *
29  * $P4: //depot/projects/trustedbsd/openbsm/sys/bsm/audit_record.h#12 $
30  */
31 
32 #ifndef _BSM_AUDIT_RECORD_H_
33 #define _BSM_AUDIT_RECORD_H_
34 
35 #include <sys/time.h>			/* struct timeval */
36 
37 /*
38  * Token type identifiers.
39  */
40 #define	AUT_INVALID		0x00
41 #define	AUT_OTHER_FILE32	0x11
42 #define	AUT_OHEADER		0x12
43 #define	AUT_TRAILER		0x13
44 #define	AUT_HEADER32		0x14
45 #define	AUT_HEADER32_EX		0x15
46 #define	AUT_DATA		0x21
47 #define	AUT_IPC			0x22
48 #define	AUT_PATH		0x23
49 #define	AUT_SUBJECT32		0x24
50 #define	AUT_XATPATH		0x25
51 #define	AUT_PROCESS32		0x26
52 #define	AUT_RETURN32		0x27
53 #define	AUT_TEXT		0x28
54 #define	AUT_OPAQUE		0x29
55 #define	AUT_IN_ADDR		0x2a
56 #define	AUT_IP			0x2b
57 #define	AUT_IPORT		0x2c
58 #define	AUT_ARG32		0x2d
59 #define	AUT_SOCKET		0x2e
60 #define	AUT_SEQ			0x2f
61 #define	AUT_ACL			0x30
62 #define	AUT_ATTR		0x31
63 #define	AUT_IPC_PERM		0x32
64 #define	AUT_LABEL		0x33
65 #define	AUT_GROUPS		0x34
66 #define	AUT_ACE			0x35
67 #define	AUT_PRIV		0x38
68 #define	AUT_UPRIV		0x39
69 #define	AUT_LIAISON		0x3a
70 #define	AUT_NEWGROUPS		0x3b
71 #define	AUT_EXEC_ARGS		0x3c
72 #define	AUT_EXEC_ENV		0x3d
73 #define	AUT_ATTR32		0x3e
74 #define	AUT_UNAUTH		0x3f
75 #define	AUT_XATOM		0x40
76 #define	AUT_XOBJ		0x41
77 #define	AUT_XPROTO		0x42
78 #define	AUT_XSELECT		0x43
79 #define	AUT_XCOLORMAP		0x44
80 #define	AUT_XCURSOR		0x45
81 #define	AUT_XFONT		0x46
82 #define	AUT_XGC			0x47
83 #define	AUT_XPIXMAP		0x48
84 #define	AUT_XPROPERTY		0x49
85 #define	AUT_XWINDOW		0x4a
86 #define	AUT_XCLIENT		0x4b
87 #define	AUT_CMD			0x51
88 #define	AUT_EXIT		0x52
89 #define	AUT_ZONENAME		0x60
90 #define	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_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_PROCESS		AUT_PROCESS32
115 #define	AUT_OTHER_FILE		AUT_OTHER_FILE32
116 
117 /*
118  * The values for the following token ids are not defined by BSM.
119  *
120  * XXXRW: Not sure how to handle these in OpenBSM yet, but I'll give them
121  * names more consistent with Sun's BSM.  These originally came from Apple's
122  * BSM.
123  */
124 #define	AUT_SOCKINET32		0x80		/* XXX */
125 #define	AUT_SOCKINET128		0x81		/* XXX */
126 #define	AUT_SOCKUNIX		0x82		/* XXX */
127 
128 /* print values for the arbitrary token */
129 #define AUP_BINARY      0
130 #define AUP_OCTAL       1
131 #define AUP_DECIMAL     2
132 #define AUP_HEX         3
133 #define AUP_STRING      4
134 
135 /* data-types for the arbitrary token */
136 #define AUR_BYTE        0
137 #define AUR_CHAR        AUR_BYTE
138 #define AUR_SHORT       1
139 #define AUR_INT32       2
140 #define AUR_INT         AUR_INT32
141 #define AUR_INT64       3
142 
143 /* ... and their sizes */
144 #define AUR_BYTE_SIZE       sizeof(u_char)
145 #define AUR_CHAR_SIZE       AUR_BYTE_SIZE
146 #define AUR_SHORT_SIZE      sizeof(uint16_t)
147 #define AUR_INT32_SIZE      sizeof(uint32_t)
148 #define AUR_INT_SIZE        AUR_INT32_SIZE
149 #define AUR_INT64_SIZE      sizeof(uint64_t)
150 
151 /* Modifiers for the header token */
152 #define PAD_NOTATTR  0x4000   /* nonattributable event */
153 #define PAD_FAILURE  0x8000   /* fail audit event */
154 
155 #define AUDIT_MAX_GROUPS      16
156 
157 /*
158  * A number of BSM versions are floating around and defined.  Here are
159  * constants for them.  OpenBSM uses the same token types, etc, used in the
160  * Solaris BSM version, but has a separate version number in order to
161  * identify a potentially different event identifier name space.
162  */
163 #define	AUDIT_HEADER_VERSION_OLDDARWIN	1	/* In retrospect, a mistake. */
164 #define	AUDIT_HEADER_VERSION_SOLARIS	2
165 #define	AUDIT_HEADER_VERSION_TSOL25	3
166 #define	AUDIT_HEADER_VERSION_TSOL	4
167 #define	AUDIT_HEADER_VERSION_OPENBSM10	10
168 #define	AUDIT_HEADER_VERSION_OPENBSM11	11
169 #define	AUDIT_HEADER_VERSION_OPENBSM	AUDIT_HEADER_VERSION_OPENBSM11
170 
171 #define	AUT_TRAILER_MAGIC	0xb105
172 
173 /* BSM library calls */
174 
175 __BEGIN_DECLS
176 
177 struct in_addr;
178 struct in6_addr;
179 struct ip;
180 struct ipc_perm;
181 struct kevent;
182 struct sockaddr;
183 struct sockaddr_in;
184 struct sockaddr_in6;
185 struct sockaddr_un;
186 #if defined(_KERNEL) || defined(KERNEL)
187 struct vnode_au_info;
188 #endif
189 
190 int	 au_open(void);
191 int	 au_write(int d, token_t *m);
192 int	 au_close(int d, int keep, short event);
193 int	 au_close_buffer(int d, short event, u_char *buffer, size_t *buflen);
194 int	 au_close_token(token_t *tok, u_char *buffer, size_t *buflen);
195 
196 token_t	*au_to_file(const char *file, struct timeval tm);
197 
198 token_t	*au_to_header32_tm(int rec_size, au_event_t e_type, au_emod_t e_mod,
199 	    struct timeval tm);
200 token_t	*au_to_header32_ex_tm(int rec_size, au_event_t e_type, au_emod_t e_mod,
201 	    struct timeval tm, struct auditinfo_addr *aia);
202 token_t	*au_to_header64_tm(int rec_size, au_event_t e_type, au_emod_t e_mod,
203 	    struct timeval tm);
204 #if !defined(KERNEL) && !defined(_KERNEL)
205 token_t	*au_to_header(int rec_size, au_event_t e_type, au_emod_t e_mod);
206 token_t	*au_to_header_ex(int rec_size, au_event_t e_type, au_emod_t e_mod);
207 token_t	*au_to_header32(int rec_size, au_event_t e_type, au_emod_t e_mod);
208 token_t	*au_to_header64(int rec_size, au_event_t e_type, au_emod_t e_mod);
209 token_t	*au_to_header32_ex(int rec_size, au_event_t e_type, au_emod_t e_mod);
210 #endif
211 
212 token_t	*au_to_me(void);
213 token_t	*au_to_arg(char n, const char *text, uint32_t v);
214 token_t	*au_to_arg32(char n, const char *text, uint32_t v);
215 token_t	*au_to_arg64(char n, const char *text, uint64_t v);
216 
217 #if defined(_KERNEL) || defined(KERNEL)
218 token_t	*au_to_attr(struct vnode_au_info *vni);
219 token_t	*au_to_attr32(struct vnode_au_info *vni);
220 token_t	*au_to_attr64(struct vnode_au_info *vni);
221 #endif
222 
223 token_t	*au_to_data(char unit_print, char unit_type, char unit_count,
224 	    const char *p);
225 token_t	*au_to_exit(int retval, int err);
226 token_t	*au_to_groups(int *groups);
227 token_t	*au_to_newgroups(uint16_t n, gid_t *groups);
228 token_t	*au_to_in_addr(struct in_addr *internet_addr);
229 token_t	*au_to_in_addr_ex(struct in6_addr *internet_addr);
230 token_t	*au_to_ip(struct ip *ip);
231 token_t	*au_to_ipc(char type, int id);
232 token_t	*au_to_ipc_perm(struct ipc_perm *perm);
233 token_t	*au_to_iport(uint16_t iport);
234 token_t	*au_to_opaque(const char *data, uint16_t bytes);
235 token_t	*au_to_path(const char *path);
236 token_t	*au_to_privset(char *privtypestr, char *privstr);
237 token_t	*au_to_process(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
238 	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
239 token_t	*au_to_process32(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
240 	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
241 token_t	*au_to_process64(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
242 	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
243 token_t	*au_to_process_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
244 	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
245 token_t	*au_to_process32_ex(au_id_t auid, uid_t euid, gid_t egid,
246 	    uid_t ruid, gid_t rgid, pid_t pid, au_asid_t sid,
247 	    au_tid_addr_t *tid);
248 token_t	*au_to_process64_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
249 	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
250 token_t	*au_to_return(char status, uint32_t ret);
251 token_t	*au_to_return32(char status, uint32_t ret);
252 token_t	*au_to_return64(char status, uint64_t ret);
253 token_t	*au_to_seq(long audit_count);
254 token_t	*au_to_socket_ex(u_short so_domain, u_short so_type,
255 	    struct sockaddr *sa_local, struct sockaddr *sa_remote);
256 token_t	*au_to_sock_inet(struct sockaddr_in *so);
257 token_t	*au_to_sock_inet32(struct sockaddr_in *so);
258 token_t	*au_to_sock_inet128(struct sockaddr_in6 *so);
259 token_t	*au_to_sock_unix(struct sockaddr_un *so);
260 token_t	*au_to_subject(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
261 	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
262 token_t	*au_to_subject32(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
263 	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
264 token_t	*au_to_subject64(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
265 	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
266 token_t	*au_to_subject_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
267 	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
268 token_t	*au_to_subject32_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
269 	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
270 token_t	*au_to_subject64_ex(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_addr_t *tid);
272 #if defined(_KERNEL) || defined(KERNEL)
273 token_t	*au_to_exec_args(char *args, int argc);
274 token_t	*au_to_exec_env(char *envs, int envc);
275 #else
276 token_t	*au_to_exec_args(char **argv);
277 token_t	*au_to_exec_env(char **envp);
278 #endif
279 token_t	*au_to_text(const char *text);
280 token_t	*au_to_kevent(struct kevent *kev);
281 token_t	*au_to_trailer(int rec_size);
282 token_t	*au_to_upriv(char sorf, char *priv);
283 token_t	*au_to_zonename(const char *zonename);
284 
285 /*
286  * BSM library routines for converting between local and BSM constant spaces.
287  */
288 int	 au_bsm_to_domain(u_short bsm_domain, int *local_domainp);
289 int	 au_bsm_to_errno(u_char bsm_error, int *errorp);
290 int	 au_bsm_to_fcntl_cmd(u_short bsm_fcntl_cmd, int *local_fcntl_cmdp);
291 int	 au_bsm_to_socket_type(u_short bsm_socket_type,
292 	    int *local_socket_typep);
293 u_short	 au_domain_to_bsm(int local_domain);
294 u_char	 au_errno_to_bsm(int local_errno);
295 u_short	 au_fcntl_cmd_to_bsm(int local_fcntl_command);
296 u_short	 au_socket_type_to_bsm(int local_socket_type);
297 
298 __END_DECLS
299 
300 #endif /* ! _BSM_AUDIT_RECORD_H_ */
301