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 * $FreeBSD$
30 */
31
32#ifndef _BSM_AUDIT_RECORD_H_
33#define _BSM_AUDIT_RECORD_H_
34
35#include <sys/types.h>
36#include <sys/time.h>			/* struct timeval */
37
38/*
39 * Token type identifiers.
40 */
41#define	AUT_INVALID		0x00
42#define	AUT_OTHER_FILE32	0x11
43#define	AUT_OHEADER		0x12
44#define	AUT_TRAILER		0x13
45#define	AUT_HEADER32		0x14
46#define	AUT_HEADER32_EX		0x15
47#define	AUT_DATA		0x21
48#define	AUT_IPC			0x22
49#define	AUT_PATH		0x23
50#define	AUT_SUBJECT32		0x24
51#define	AUT_XATPATH		0x25
52#define	AUT_PROCESS32		0x26
53#define	AUT_RETURN32		0x27
54#define	AUT_TEXT		0x28
55#define	AUT_OPAQUE		0x29
56#define	AUT_IN_ADDR		0x2a
57#define	AUT_IP			0x2b
58#define	AUT_IPORT		0x2c
59#define	AUT_ARG32		0x2d
60#define	AUT_SOCKET		0x2e
61#define	AUT_SEQ			0x2f
62#define	AUT_ACL			0x30
63#define	AUT_ATTR		0x31
64#define	AUT_IPC_PERM		0x32
65#define	AUT_LABEL		0x33
66#define	AUT_GROUPS		0x34
67#define	AUT_ACE			0x35
68#define	AUT_PRIV		0x38
69#define	AUT_UPRIV		0x39
70#define	AUT_LIAISON		0x3a
71#define	AUT_NEWGROUPS		0x3b
72#define	AUT_EXEC_ARGS		0x3c
73#define	AUT_EXEC_ENV		0x3d
74#define	AUT_ATTR32		0x3e
75#define	AUT_UNAUTH		0x3f
76#define	AUT_XATOM		0x40
77#define	AUT_XOBJ		0x41
78#define	AUT_XPROTO		0x42
79#define	AUT_XSELECT		0x43
80#define	AUT_XCOLORMAP		0x44
81#define	AUT_XCURSOR		0x45
82#define	AUT_XFONT		0x46
83#define	AUT_XGC			0x47
84#define	AUT_XPIXMAP		0x48
85#define	AUT_XPROPERTY		0x49
86#define	AUT_XWINDOW		0x4a
87#define	AUT_XCLIENT		0x4b
88#define	AUT_CMD			0x51
89#define	AUT_EXIT		0x52
90#define	AUT_ZONENAME		0x60
91#define	AUT_HOST		0x70
92#define	AUT_ARG64		0x71
93#define	AUT_RETURN64		0x72
94#define	AUT_ATTR64		0x73
95#define	AUT_HEADER64		0x74
96#define	AUT_SUBJECT64		0x75
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_PROCESS		AUT_PROCESS32
116#define	AUT_OTHER_FILE		AUT_OTHER_FILE32
117
118/*
119 * The values for the following token ids are not defined by BSM.
120 *
121 * XXXRW: Not sure how to handle these in OpenBSM yet, but I'll give them
122 * names more consistent with Sun's BSM.  These originally came from Apple's
123 * BSM.
124 */
125#define	AUT_SOCKINET32		0x80		/* XXX */
126#define	AUT_SOCKINET128		0x81		/* XXX */
127#define	AUT_SOCKUNIX		0x82		/* XXX */
128
129#define	AUT_RIGHTS		0x83
130
131/* print values for the arbitrary token */
132#define AUP_BINARY      0
133#define AUP_OCTAL       1
134#define AUP_DECIMAL     2
135#define AUP_HEX         3
136#define AUP_STRING      4
137
138/* data-types for the arbitrary token */
139#define AUR_BYTE        0
140#define AUR_CHAR        AUR_BYTE
141#define AUR_SHORT       1
142#define AUR_INT32       2
143#define AUR_INT         AUR_INT32
144#define AUR_INT64       3
145
146/* ... and their sizes */
147#define AUR_BYTE_SIZE       sizeof(u_char)
148#define AUR_CHAR_SIZE       AUR_BYTE_SIZE
149#define AUR_SHORT_SIZE      sizeof(uint16_t)
150#define AUR_INT32_SIZE      sizeof(uint32_t)
151#define AUR_INT_SIZE        AUR_INT32_SIZE
152#define AUR_INT64_SIZE      sizeof(uint64_t)
153
154/* Modifiers for the header token */
155#define PAD_NOTATTR  0x4000   /* nonattributable event */
156#define PAD_FAILURE  0x8000   /* fail audit event */
157
158#define AUDIT_MAX_GROUPS      16
159
160/*
161 * A number of BSM versions are floating around and defined.  Here are
162 * constants for them.  OpenBSM uses the same token types, etc, used in the
163 * Solaris BSM version, but has a separate version number in order to
164 * identify a potentially different event identifier name space.
165 */
166#define	AUDIT_HEADER_VERSION_OLDDARWIN	1	/* In retrospect, a mistake. */
167#define	AUDIT_HEADER_VERSION_SOLARIS	2
168#define	AUDIT_HEADER_VERSION_TSOL25	3
169#define	AUDIT_HEADER_VERSION_TSOL	4
170#define	AUDIT_HEADER_VERSION_OPENBSM10	10
171#define	AUDIT_HEADER_VERSION_OPENBSM11	11
172#define	AUDIT_HEADER_VERSION_OPENBSM	AUDIT_HEADER_VERSION_OPENBSM11
173
174#define	AUT_TRAILER_MAGIC	0xb105
175
176/* BSM library calls */
177
178__BEGIN_DECLS
179
180struct in_addr;
181struct in6_addr;
182struct ip;
183struct ipc_perm;
184struct kevent;
185struct sockaddr;
186struct sockaddr_in;
187struct sockaddr_in6;
188struct sockaddr_un;
189#if defined(_KERNEL) || defined(KERNEL)
190struct vnode_au_info;
191#endif
192
193#ifndef	_CAP_RIGHTS_T_DECLARED
194#define	_CAP_RIGHTS_T_DECLARED
195struct cap_rights;
196
197typedef	struct cap_rights	cap_rights_t;
198#endif
199
200int	 au_open(void);
201int	 au_write(int d, token_t *m);
202int	 au_close(int d, int keep, short event);
203int	 au_close_buffer(int d, short event, u_char *buffer, size_t *buflen);
204int	 au_close_token(token_t *tok, u_char *buffer, size_t *buflen);
205
206token_t	*au_to_file(const char *file, struct timeval tm);
207
208token_t	*au_to_header32_tm(int rec_size, au_event_t e_type, au_emod_t e_mod,
209	    struct timeval tm);
210token_t	*au_to_header32_ex_tm(int rec_size, au_event_t e_type, au_emod_t e_mod,
211	    struct timeval tm, struct auditinfo_addr *aia);
212token_t	*au_to_header64_tm(int rec_size, au_event_t e_type, au_emod_t e_mod,
213	    struct timeval tm);
214#if !defined(KERNEL) && !defined(_KERNEL)
215token_t	*au_to_header(int rec_size, au_event_t e_type, au_emod_t e_mod);
216token_t	*au_to_header_ex(int rec_size, au_event_t e_type, au_emod_t e_mod);
217token_t	*au_to_header32(int rec_size, au_event_t e_type, au_emod_t e_mod);
218token_t	*au_to_header64(int rec_size, au_event_t e_type, au_emod_t e_mod);
219token_t	*au_to_header32_ex(int rec_size, au_event_t e_type, au_emod_t e_mod);
220#endif
221
222token_t	*au_to_me(void);
223token_t	*au_to_arg(char n, const char *text, uint32_t v);
224token_t	*au_to_arg32(char n, const char *text, uint32_t v);
225token_t	*au_to_arg64(char n, const char *text, uint64_t v);
226
227#if defined(_KERNEL) || defined(KERNEL)
228token_t	*au_to_attr(struct vnode_au_info *vni);
229token_t	*au_to_attr32(struct vnode_au_info *vni);
230token_t	*au_to_attr64(struct vnode_au_info *vni);
231#endif
232
233token_t	*au_to_data(char unit_print, char unit_type, char unit_count,
234	    const char *p);
235token_t	*au_to_exit(int retval, int err);
236token_t	*au_to_groups(int *groups);
237token_t	*au_to_newgroups(uint16_t n, gid_t *groups);
238token_t	*au_to_in_addr(struct in_addr *internet_addr);
239token_t	*au_to_in_addr_ex(struct in6_addr *internet_addr);
240token_t	*au_to_ip(struct ip *ip);
241token_t	*au_to_ipc(char type, int id);
242token_t	*au_to_ipc_perm(struct ipc_perm *perm);
243token_t	*au_to_iport(uint16_t iport);
244token_t	*au_to_opaque(const char *data, uint16_t bytes);
245token_t	*au_to_path(const char *path);
246token_t	*au_to_privset(char *privtypestr, char *privstr);
247token_t	*au_to_process(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
248	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
249token_t	*au_to_process32(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
250	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
251token_t	*au_to_process64(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
252	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
253token_t	*au_to_process_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
254	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
255token_t	*au_to_process32_ex(au_id_t auid, uid_t euid, gid_t egid,
256	    uid_t ruid, gid_t rgid, pid_t pid, au_asid_t sid,
257	    au_tid_addr_t *tid);
258token_t	*au_to_process64_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
259	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
260token_t	*au_to_rights(cap_rights_t *rightsp);
261token_t	*au_to_return(char status, uint32_t ret);
262token_t	*au_to_return32(char status, uint32_t ret);
263token_t	*au_to_return64(char status, uint64_t ret);
264token_t	*au_to_seq(long audit_count);
265token_t	*au_to_socket_ex(u_short so_domain, u_short so_type,
266	    struct sockaddr *sa_local, struct sockaddr *sa_remote);
267token_t	*au_to_sock_inet(struct sockaddr_in *so);
268token_t	*au_to_sock_inet32(struct sockaddr_in *so);
269token_t	*au_to_sock_inet128(struct sockaddr_in6 *so);
270token_t	*au_to_sock_unix(struct sockaddr_un *so);
271token_t	*au_to_subject(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
272	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
273token_t	*au_to_subject32(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
274	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
275token_t	*au_to_subject64(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
276	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_t *tid);
277token_t	*au_to_subject_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
278	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
279token_t	*au_to_subject32_ex(au_id_t auid, uid_t euid, gid_t egid, uid_t ruid,
280	    gid_t rgid, pid_t pid, au_asid_t sid, au_tid_addr_t *tid);
281token_t	*au_to_subject64_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);
283#if defined(_KERNEL) || defined(KERNEL)
284token_t	*au_to_exec_args(char *args, int argc);
285token_t	*au_to_exec_env(char *envs, int envc);
286#else
287token_t	*au_to_exec_args(char **argv);
288token_t	*au_to_exec_env(char **envp);
289#endif
290token_t	*au_to_text(const char *text);
291token_t	*au_to_kevent(struct kevent *kev);
292token_t	*au_to_trailer(int rec_size);
293token_t	*au_to_upriv(char sorf, char *priv);
294token_t	*au_to_zonename(const char *zonename);
295
296/*
297 * BSM library routines for converting between local and BSM constant spaces.
298 */
299int	 au_bsm_to_domain(u_short bsm_domain, int *local_domainp);
300int	 au_bsm_to_errno(u_char bsm_error, int *errorp);
301int	 au_bsm_to_fcntl_cmd(u_short bsm_fcntl_cmd, int *local_fcntl_cmdp);
302int	 au_bsm_to_socket_type(u_short bsm_socket_type,
303	    int *local_socket_typep);
304u_short	 au_domain_to_bsm(int local_domain);
305u_char	 au_errno_to_bsm(int local_errno);
306u_short	 au_fcntl_cmd_to_bsm(int local_fcntl_command);
307u_short	 au_socket_type_to_bsm(int local_socket_type);
308
309__END_DECLS
310
311#endif /* ! _BSM_AUDIT_RECORD_H_ */
312