xref: /illumos-gate/usr/src/uts/common/c2/audit_event.c (revision 802b83c445ef5ffc9777155491dfe4fcd9793946)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 /*
30  * This file contains the audit event table used to control the production
31  * of audit records for each system call.
32  */
33 
34 #include <sys/policy.h>
35 #include <sys/cred.h>
36 #include <sys/types.h>
37 #include <sys/systm.h>
38 #include <sys/systeminfo.h>	/* for sysinfo auditing */
39 #include <sys/utsname.h>	/* for sysinfo auditing */
40 #include <sys/proc.h>
41 #include <sys/vnode.h>
42 #include <sys/mman.h>		/* for mmap(2) auditing etc. */
43 #include <sys/fcntl.h>
44 #include <sys/modctl.h>		/* for modctl auditing */
45 #include <sys/vnode.h>
46 #include <sys/user.h>
47 #include <sys/types.h>
48 #include <sys/processor.h>
49 #include <sys/procset.h>
50 #include <sys/acl.h>
51 #include <sys/ipc.h>
52 #include <sys/door.h>
53 #include <sys/sem.h>
54 #include <sys/msg.h>
55 #include <sys/shm.h>
56 #include <sys/kmem.h>
57 #include <sys/file.h>		/* for accept */
58 #include <sys/utssys.h>		/* for fuser */
59 #include <sys/tsol/label.h>
60 #include <c2/audit.h>
61 #include <c2/audit_kernel.h>
62 #include <c2/audit_kevents.h>
63 #include <c2/audit_record.h>
64 #include <sys/procset.h>
65 #include <nfs/mount.h>
66 #include <sys/param.h>
67 #include <sys/debug.h>
68 #include <sys/sysmacros.h>
69 #include <sys/stream.h>
70 #include <sys/strsubr.h>
71 #include <sys/stropts.h>
72 #include <sys/tihdr.h>
73 #include <sys/socket.h>
74 #include <sys/socketvar.h>
75 #include <netinet/in.h>
76 #include <sys/ddi.h>
77 #include <sys/port_impl.h>
78 
79 
80 int	au_naevent;
81 char	_depends_on[] = "fs/sockfs";
82 
83 static au_event_t	aui_null(au_event_t);
84 static au_event_t	aui_open(au_event_t);
85 static au_event_t	aui_fsat(au_event_t);
86 static au_event_t	aui_msgsys(au_event_t);
87 static au_event_t	aui_shmsys(au_event_t);
88 static au_event_t	aui_semsys(au_event_t);
89 static au_event_t	aui_utssys(au_event_t);
90 static au_event_t	aui_fcntl(au_event_t);
91 static au_event_t	aui_execv(au_event_t);
92 static au_event_t	aui_execve(au_event_t);
93 static au_event_t	aui_memcntl(au_event_t);
94 static au_event_t	aui_sysinfo(au_event_t);
95 static au_event_t	aui_portfs(au_event_t);
96 static au_event_t	aui_auditsys(au_event_t);
97 static au_event_t	aui_modctl(au_event_t);
98 static au_event_t	aui_acl(au_event_t);
99 static au_event_t	aui_doorfs(au_event_t);
100 static au_event_t	aui_privsys(au_event_t);
101 static au_event_t	aui_forksys(au_event_t);
102 
103 static void	aus_null(struct t_audit_data *);
104 static void	aus_open(struct t_audit_data *);
105 static void	aus_acl(struct t_audit_data *);
106 static void	aus_acct(struct t_audit_data *);
107 static void	aus_chown(struct t_audit_data *);
108 static void	aus_fchown(struct t_audit_data *);
109 static void	aus_lchown(struct t_audit_data *);
110 static void	aus_chmod(struct t_audit_data *);
111 static void	aus_facl(struct t_audit_data *);
112 static void	aus_fchmod(struct t_audit_data *);
113 static void	aus_fcntl(struct t_audit_data *);
114 static void	aus_fsat(struct t_audit_data *);
115 static void	aus_mkdir(struct t_audit_data *);
116 static void	aus_mknod(struct t_audit_data *);
117 static void	aus_mount(struct t_audit_data *);
118 static void	aus_umount(struct t_audit_data *);
119 static void	aus_umount2(struct t_audit_data *);
120 static void	aus_msgsys(struct t_audit_data *);
121 static void	aus_semsys(struct t_audit_data *);
122 static void	aus_close(struct t_audit_data *);
123 static void	aus_fstatfs(struct t_audit_data *);
124 static void	aus_setgid(struct t_audit_data *);
125 static void	aus_setuid(struct t_audit_data *);
126 static void	aus_shmsys(struct t_audit_data *);
127 static void	aus_doorfs(struct t_audit_data *);
128 static void	aus_ioctl(struct t_audit_data *);
129 static void	aus_memcntl(struct t_audit_data *);
130 static void	aus_mmap(struct t_audit_data *);
131 static void	aus_munmap(struct t_audit_data *);
132 static void	aus_priocntlsys(struct t_audit_data *);
133 static void	aus_setegid(struct t_audit_data *);
134 static void	aus_setgroups(struct t_audit_data *);
135 static void	aus_seteuid(struct t_audit_data *);
136 static void	aus_putmsg(struct t_audit_data *);
137 static void	aus_putpmsg(struct t_audit_data *);
138 static void	aus_getmsg(struct t_audit_data *);
139 static void	aus_getpmsg(struct t_audit_data *);
140 static void	aus_auditsys(struct t_audit_data *);
141 static void	aus_sysinfo(struct t_audit_data *);
142 static void	aus_modctl(struct t_audit_data *);
143 static void	aus_kill(struct t_audit_data *);
144 static void	aus_xmknod(struct t_audit_data *);
145 static void	aus_setregid(struct t_audit_data *);
146 static void	aus_setreuid(struct t_audit_data *);
147 
148 static void	auf_null(struct t_audit_data *, int, rval_t *);
149 static void	auf_mknod(struct t_audit_data *, int, rval_t *);
150 static void	auf_msgsys(struct t_audit_data *, int, rval_t *);
151 static void	auf_semsys(struct t_audit_data *, int, rval_t *);
152 static void	auf_shmsys(struct t_audit_data *, int, rval_t *);
153 #if 0
154 static void	auf_open(struct t_audit_data *, int, rval_t *);
155 #endif
156 static void	auf_xmknod(struct t_audit_data *, int, rval_t *);
157 static void	auf_read(struct t_audit_data *, int, rval_t *);
158 static void	auf_write(struct t_audit_data *, int, rval_t *);
159 
160 static void	aus_sigqueue(struct t_audit_data *);
161 static void	aus_p_online(struct t_audit_data *);
162 static void	aus_processor_bind(struct t_audit_data *);
163 static void	aus_inst_sync(struct t_audit_data *);
164 static void	aus_brandsys(struct t_audit_data *);
165 
166 static void	auf_accept(struct t_audit_data *, int, rval_t *);
167 
168 static void	auf_bind(struct t_audit_data *, int, rval_t *);
169 static void	auf_connect(struct t_audit_data *, int, rval_t *);
170 static void	aus_shutdown(struct t_audit_data *);
171 static void	auf_setsockopt(struct t_audit_data *, int, rval_t *);
172 static void	aus_sockconfig(struct t_audit_data *);
173 static void	auf_recv(struct t_audit_data *, int, rval_t *);
174 static void	auf_recvmsg(struct t_audit_data *, int, rval_t *);
175 static void	auf_send(struct t_audit_data *, int, rval_t *);
176 static void	auf_sendmsg(struct t_audit_data *, int, rval_t *);
177 static void	auf_recvfrom(struct t_audit_data *, int, rval_t *);
178 static void	auf_sendto(struct t_audit_data *, int, rval_t *);
179 static void	aus_socket(struct t_audit_data *);
180 /*
181  * This table contains mapping information for converting system call numbers
182  * to audit event IDs. In several cases it is necessary to map a single system
183  * call to several events.
184  */
185 
186 struct audit_s2e audit_s2e[] =
187 {
188 /*
189  * ----------	---------- 	----------	----------
190  * INITIAL	AUDIT		START		SYSTEM
191  * PROCESSING	EVENT		PROCESSING	CALL
192  * ----------	----------	----------	-----------
193  *		FINISH		EVENT
194  *		PROCESSING	CONTROL
195  * ----------------------------------------------------------
196  */
197 aui_null,	AUE_NULL,	aus_null,	/* 0 unused (indirect) */
198 		auf_null,	0,
199 aui_null,	AUE_EXIT,	aus_null,	/* 1 exit */
200 		auf_null,	S2E_NPT,
201 aui_null,	AUE_FORKALL,	aus_null,	/* 2 forkall */
202 		auf_null,	0,
203 aui_null,	AUE_READ,	aus_null,	/* 3 read */
204 		auf_read,	S2E_PUB,
205 aui_null,	AUE_WRITE,	aus_null,	/* 4 write */
206 		auf_write,	0,
207 aui_open,	AUE_OPEN,	aus_open,	/* 5 open */
208 		auf_null,	S2E_SP,
209 aui_null,	AUE_CLOSE,	aus_close,	/* 6 close */
210 		auf_null,	0,
211 aui_null,	AUE_NULL,	aus_null,	/* 7 wait */
212 		auf_null,	0,
213 aui_null,	AUE_CREAT,	aus_null,	/* 8 create */
214 		auf_null,	S2E_SP,
215 aui_null,	AUE_LINK,	aus_null,	/* 9 link */
216 		auf_null,	0,
217 aui_null,	AUE_UNLINK,	aus_null,	/* 10 unlink */
218 		auf_null,	0,
219 aui_execv,	AUE_EXEC,	aus_null,	/* 11 exec */
220 		auf_null,	S2E_MLD,
221 aui_null,	AUE_CHDIR,	aus_null,	/* 12 chdir */
222 		auf_null,	S2E_SP,
223 aui_null,	AUE_NULL,	aus_null,	/* 13 time */
224 		auf_null,	0,
225 aui_null,	AUE_MKNOD,	aus_mknod,	/* 14 mknod */
226 		auf_mknod,	0,
227 aui_null,	AUE_CHMOD,	aus_chmod,	/* 15 chmod */
228 		auf_null,	0,
229 aui_null,	AUE_CHOWN,	aus_chown,	/* 16 chown */
230 		auf_null,	0,
231 aui_null,	AUE_NULL,	aus_null,	/* 17 brk */
232 		auf_null,	0,
233 aui_null,	AUE_STAT,	aus_null,	/* 18 stat */
234 		auf_null,	S2E_PUB,
235 aui_null,	AUE_NULL,	aus_null,	/* 19 lseek */
236 		auf_null,	0,
237 aui_null,	AUE_NULL,	aus_null,	/* 20 getpid */
238 		auf_null,	0,
239 aui_null,	AUE_MOUNT,	aus_mount,	/* 21 mount */
240 		auf_null,	S2E_MLD,
241 aui_null,	AUE_UMOUNT,	aus_umount,	/* 22 umount */
242 		auf_null,	0,
243 aui_null,	AUE_SETUID,	aus_setuid,	/* 23 setuid */
244 		auf_null,	0,
245 aui_null,	AUE_NULL,	aus_null,	/* 24 getuid */
246 		auf_null,	0,
247 aui_null,	AUE_STIME,	aus_null,	/* 25 stime */
248 		auf_null,	0,
249 aui_null,	AUE_NULL,	aus_null,	/* 26 (loadable) was ptrace */
250 		auf_null,	0,
251 aui_null,	AUE_NULL,	aus_null,	/* 27 alarm */
252 		auf_null,	0,
253 aui_null,	AUE_NULL,	aus_null,	/* 28 fstat */
254 		auf_null,	0,
255 aui_null,	AUE_NULL,	aus_null,	/* 29 pause */
256 		auf_null,	0,
257 aui_null,	AUE_UTIME,	aus_null,	/* 30 utime */
258 		auf_null,	0,
259 aui_null,	AUE_NULL,	aus_null,	/* 31 stty (TIOCSETP-audit?) */
260 		auf_null,	0,
261 aui_null,	AUE_NULL,	aus_null,	/* 32 gtty */
262 		auf_null,	0,
263 aui_null,	AUE_ACCESS,	aus_null,	/* 33 access */
264 		auf_null,	S2E_PUB,
265 aui_null,	AUE_NICE,	aus_null,	/* 34 nice */
266 		auf_null,	0,
267 aui_null,	AUE_STATFS,	aus_null,	/* 35 statfs */
268 		auf_null,	S2E_PUB,
269 aui_null,	AUE_NULL,	aus_null,	/* 36 sync */
270 		auf_null,	0,
271 aui_null,	AUE_KILL,	aus_kill,	/* 37 kill */
272 		auf_null,	0,
273 aui_null,	AUE_FSTATFS,	aus_fstatfs,	/* 38 fstatfs */
274 		auf_null,	S2E_PUB,
275 aui_null,	AUE_SETPGRP,	aus_null,	/* 39 setpgrp */
276 		auf_null,	0,
277 aui_null,	AUE_NULL,	aus_null,	/* 40 uucopystr */
278 		auf_null,	0,
279 aui_null,	AUE_NULL,	aus_null,	/* 41 dup */
280 		auf_null,	0,
281 aui_null,	AUE_PIPE,	aus_null,	/* 42 pipe */
282 		auf_null,	0,
283 aui_null,	AUE_NULL,	aus_null,	/* 43 times */
284 		auf_null,	0,
285 aui_null,	AUE_NULL,	aus_null,	/* 44 profil */
286 		auf_null,	0,
287 aui_null,	AUE_NULL,	aus_null,	/* 45 (loadable) */
288 						/*	was proc lock */
289 		auf_null,	0,
290 aui_null,	AUE_SETGID,	aus_setgid,	/* 46 setgid */
291 		auf_null,	0,
292 aui_null,	AUE_NULL,	aus_null,	/* 47 getgid */
293 		auf_null,	0,
294 aui_null,	AUE_NULL,	aus_null,	/* 48 sig */
295 		auf_null,	0,
296 aui_msgsys,	AUE_MSGSYS,	aus_msgsys,	/* 49 (loadable) was msgsys */
297 		auf_msgsys,	0,
298 #if defined(__x86)
299 aui_null,	AUE_NULL,	aus_null,	/* 50 sysi86 */
300 		auf_null,	0,
301 #else
302 aui_null,	AUE_NULL,	aus_null,	/* 50 (loadable) was sys3b */
303 		auf_null,	0,
304 #endif /* __x86 */
305 aui_null,	AUE_ACCT,	aus_acct,	/* 51 acct */
306 		auf_null,	0,
307 aui_shmsys,	AUE_SHMSYS,	aus_shmsys,	/* 52 shared memory */
308 		auf_shmsys,	0,
309 aui_semsys,	AUE_SEMSYS,	aus_semsys,	/* 53 IPC semaphores */
310 		auf_semsys,	0,
311 aui_null,	AUE_IOCTL,	aus_ioctl,	/* 54 ioctl */
312 		auf_null,	0,
313 aui_null,	AUE_NULL,	aus_null,	/* 55 uadmin */
314 		auf_null,	0,
315 aui_null,	AUE_NULL,	aus_null,	/* 56 (loadable) was uexch */
316 		auf_null,	0,
317 aui_utssys,	AUE_FUSERS,	aus_null,	/* 57 utssys */
318 		auf_null,	0,
319 aui_null,	AUE_NULL,	aus_null,	/* 58 fsync */
320 		auf_null,	0,
321 aui_execve,	AUE_EXECVE,	aus_null,	/* 59 exece */
322 		auf_null,	S2E_MLD,
323 aui_null,	AUE_NULL,	aus_null,	/* 60 umask */
324 		auf_null,	0,
325 aui_null,	AUE_CHROOT,	aus_null,	/* 61 chroot */
326 		auf_null,	S2E_SP,
327 aui_fcntl,	AUE_FCNTL,	aus_fcntl,	/* 62 fcntl */
328 		auf_null,	0,
329 aui_null,	AUE_NULL,	aus_null,	/* 63 ulimit */
330 		auf_null,	0,
331 aui_null,	AUE_NULL,	aus_null,	/* 64 (loadable) */
332 		auf_null,	0,
333 aui_null,	AUE_NULL,	aus_null,	/* 65 (loadable) */
334 		auf_null,	0,
335 aui_null,	AUE_NULL,	aus_null,	/* 66 (loadable) */
336 		auf_null,	0,
337 aui_null,	AUE_NULL,	aus_null,	/* 67 (loadable) */
338 						/*	file locking call */
339 		auf_null,	0,
340 aui_null,	AUE_NULL,	aus_null,	/* 68 (loadable) */
341 						/*	local system calls */
342 		auf_null,	0,
343 aui_null,	AUE_NULL,	aus_null,	/* 69 (loadable) inode open */
344 		auf_null,	0,
345 aui_null,	AUE_NULL,	aus_null,	/* 70 (loadable) was advfs */
346 		auf_null,	0,
347 aui_null,	AUE_NULL,	aus_null,	/* 71 (loadable) was unadvfs */
348 		auf_null,	0,
349 aui_null,	AUE_NULL,	aus_null,	/* 72 (loadable) was notused */
350 		auf_null,	0,
351 aui_null,	AUE_NULL,	aus_null,	/* 73 (loadable) was notused */
352 		auf_null,	0,
353 aui_null,	AUE_NULL,	aus_null,	/* 74 (loadable) was notused */
354 		auf_null,	0,
355 aui_null,	AUE_NULL,	aus_null,	/* 75 sidsys */
356 						/*	was sigret (SunOS) */
357 		auf_null,	0,
358 aui_fsat,	AUE_FSAT,	aus_fsat,	/* 76 fsat */
359 		auf_null,	0,
360 aui_null,	AUE_NULL,	aus_null,	/* 77 (loadable) was rfstop */
361 		auf_null,	0,
362 aui_null,	AUE_NULL,	aus_null,	/* 78 (loadable) was rfssys */
363 		auf_null,	0,
364 aui_null,	AUE_RMDIR,	aus_null,	/* 79 rmdir */
365 		auf_null,	0,
366 aui_null,	AUE_MKDIR,	aus_mkdir,	/* 80 mkdir */
367 		auf_null,	0,
368 aui_null,	AUE_NULL,	aus_null,	/* 81 getdents */
369 		auf_null,	0,
370 aui_privsys,	AUE_NULL,	aus_null,	/* 82 privsys */
371 						/*	was libattach */
372 		auf_null,	0,
373 aui_null,	AUE_NULL,	aus_null,	/* 83 (loadable) */
374 						/*	was libdetach */
375 		auf_null,	0,
376 aui_null,	AUE_NULL,	aus_null,	/* 84 sysfs */
377 		auf_null,	0,
378 aui_null,	AUE_GETMSG,	aus_getmsg,	/* 85 getmsg */
379 		auf_null,	0,
380 aui_null,	AUE_PUTMSG,	aus_putmsg,	/* 86 putmsg */
381 		auf_null,	0,
382 aui_null,	AUE_NULL,	aus_null,	/* 87 poll */
383 		auf_null,	0,
384 aui_null,	AUE_LSTAT,	aus_null,	/* 88 lstat */
385 		auf_null,	S2E_PUB,
386 aui_null,	AUE_SYMLINK,	aus_null,	/* 89 symlink */
387 		auf_null,	0,
388 aui_null,	AUE_READLINK,	aus_null,	/* 90 readlink */
389 		auf_null,	S2E_PUB,
390 aui_null,	AUE_SETGROUPS,	aus_setgroups,	/* 91 setgroups */
391 		auf_null,	0,
392 aui_null,	AUE_NULL,	aus_null,	/* 92 getgroups */
393 		auf_null,	0,
394 aui_null,	AUE_FCHMOD,	aus_fchmod,	/* 93 fchmod */
395 		auf_null,	0,
396 aui_null,	AUE_FCHOWN,	aus_fchown,	/* 94 fchown */
397 		auf_null,	0,
398 aui_null,	AUE_NULL,	aus_null,	/* 95 sigprocmask */
399 		auf_null,	0,
400 aui_null,	AUE_NULL,	aus_null,	/* 96 sigsuspend */
401 		auf_null,	0,
402 aui_null,	AUE_NULL,	aus_null,	/* 97 sigaltstack */
403 		auf_null,	0,
404 aui_null,	AUE_NULL,	aus_null,	/* 98 sigaction */
405 		auf_null,	0,
406 aui_null,	AUE_NULL,	aus_null,	/* 99 sigpending */
407 		auf_null,	0,
408 aui_null,	AUE_NULL,	aus_null,	/* 100 setcontext */
409 		auf_null,	0,
410 aui_null,	AUE_NULL,	aus_null,	/* 101 (loadable) was evsys */
411 		auf_null,	0,
412 aui_null,	AUE_NULL,	aus_null,	/* 102 (loadable) */
413 						/*	was evtrapret */
414 		auf_null,	0,
415 aui_null,	AUE_STATVFS,	aus_null,	/* 103 statvfs */
416 		auf_null,	S2E_PUB,
417 aui_null,	AUE_NULL,	aus_null,	/* 104 fstatvfs */
418 		auf_null,	0,
419 aui_null,	AUE_NULL,	aus_null,	/* 105 (loadable) */
420 		auf_null,	0,
421 aui_null,	AUE_NULL,	aus_null,	/* 106 nfssys */
422 		auf_null,	0,
423 aui_null,	AUE_NULL,	aus_null,	/* 107 waitset */
424 		auf_null,	0,
425 aui_null,	AUE_NULL,	aus_null,	/* 108 sigsendset */
426 		auf_null,	0,
427 #if defined(__x86)
428 aui_null,	AUE_NULL,	aus_null,	/* 109 hrtsys */
429 		auf_null,	0,
430 #else
431 aui_null,	AUE_NULL,	aus_null,	/* 109 (loadable) */
432 		auf_null,	0,
433 #endif /* __x86 */
434 aui_null,	AUE_NULL,	aus_null,	/* 110 (loadable) was acancel */
435 		auf_null,	0,
436 aui_null,	AUE_NULL,	aus_null,	/* 111 (loadable) was async */
437 		auf_null,	0,
438 aui_null,	AUE_PRIOCNTLSYS,	aus_priocntlsys,
439 		auf_null,	0,		/* 112 priocntlsys */
440 aui_null,	AUE_PATHCONF,	aus_null,	/* 113 pathconf */
441 		auf_null,	S2E_PUB,
442 aui_null,	AUE_NULL,	aus_null,	/* 114 mincore */
443 		auf_null,	0,
444 aui_null,	AUE_MMAP,	aus_mmap,	/* 115 mmap */
445 		auf_null,	0,
446 aui_null,	AUE_NULL,	aus_null,	/* 116 mprotect */
447 		auf_null,	0,
448 aui_null,	AUE_MUNMAP,	aus_munmap,	/* 117 munmap */
449 		auf_null,	0,
450 aui_null,	AUE_NULL,	aus_null,	/* 118 fpathconf */
451 		auf_null,	0,
452 aui_null,	AUE_VFORK,	aus_null,	/* 119 vfork */
453 		auf_null,	0,
454 aui_null,	AUE_FCHDIR,	aus_null,	/* 120 fchdir */
455 		auf_null,	0,
456 aui_null,	AUE_READ,	aus_null,	/* 121 readv */
457 		auf_read,	S2E_PUB,
458 aui_null,	AUE_WRITE,	aus_null,	/* 122 writev */
459 		auf_write,	0,
460 aui_null,	AUE_STAT,	aus_null,	/* 123 xstat (x86) */
461 		auf_null,	S2E_PUB,
462 aui_null,	AUE_LSTAT,	aus_null,	/* 124 lxstat (x86) */
463 		auf_null,	S2E_PUB,
464 aui_null,	AUE_NULL,	aus_null,	/* 125 fxstat (x86) */
465 		auf_null,	0,
466 aui_null,	AUE_MKNOD,	aus_xmknod,	/* 126 xmknod (x86) */
467 		auf_xmknod,	0,
468 aui_null,	AUE_NULL,	aus_null,	/* 127 (loadable) was clocal */
469 		auf_null,	0,
470 aui_null,	AUE_SETRLIMIT,	aus_null,	/* 128 setrlimit */
471 		auf_null,	0,
472 aui_null,	AUE_NULL,	aus_null,	/* 129 getrlimit */
473 		auf_null,	0,
474 aui_null,	AUE_LCHOWN,	aus_lchown,	/* 130 lchown */
475 		auf_null,	0,
476 aui_memcntl,	AUE_MEMCNTL,	aus_memcntl,	/* 131 memcntl */
477 		auf_null,	0,
478 aui_null,	AUE_GETPMSG,	aus_getpmsg,	/* 132 getpmsg */
479 		auf_null,	0,
480 aui_null,	AUE_PUTPMSG,	aus_putpmsg,	/* 133 putpmsg */
481 		auf_null,	0,
482 aui_null,	AUE_RENAME,	aus_null,	/* 134 rename */
483 		auf_null,	0,
484 aui_null,	AUE_NULL,	aus_null,	/* 135 uname */
485 		auf_null,	0,
486 aui_null,	AUE_SETEGID,	aus_setegid,	/* 136 setegid */
487 		auf_null,	0,
488 aui_null,	AUE_NULL,	aus_null,	/* 137 sysconfig */
489 		auf_null,	0,
490 aui_null,	AUE_ADJTIME,	aus_null,	/* 138 adjtime */
491 		auf_null,	0,
492 aui_sysinfo,	AUE_SYSINFO,	aus_sysinfo,	/* 139 systeminfo */
493 		auf_null,	0,
494 aui_null,	AUE_NULL,	aus_null,	/* 140 reserved */
495 		auf_null,	0,
496 aui_null,	AUE_SETEUID,	aus_seteuid,	/* 141 seteuid */
497 		auf_null,	0,
498 aui_forksys,	AUE_NULL,	aus_null,	/* 142 forksys */
499 		auf_null,	0,
500 aui_null,	AUE_FORK1,	aus_null,	/* 143 fork1 */
501 		auf_null,	0,
502 aui_null,	AUE_NULL,	aus_null,	/* 144 sigwait */
503 		auf_null,	0,
504 aui_null,	AUE_NULL,	aus_null,	/* 145 lwp_info */
505 		auf_null,	0,
506 aui_null,	AUE_NULL,	aus_null,	/* 146 yield */
507 		auf_null,	0,
508 aui_null,	AUE_NULL,	aus_null,	/* 147 lwp_sema_wait */
509 		auf_null,	0,
510 aui_null,	AUE_NULL,	aus_null,	/* 148 lwp_sema_post */
511 		auf_null,	0,
512 aui_null,	AUE_NULL,	aus_null,	/* 149 lwp_sema_trywait */
513 		auf_null,	0,
514 aui_null,	AUE_NULL,	aus_null,	/* 150 (loadable reserved) */
515 		auf_null,	0,
516 aui_null,	AUE_NULL,	aus_null,	/* 151 (loadable reserved) */
517 		auf_null,	0,
518 aui_modctl,	AUE_MODCTL,	aus_modctl,	/* 152 modctl */
519 		auf_null,	0,
520 aui_null,	AUE_FCHROOT,	aus_null,	/* 153 fchroot */
521 		auf_null,	0,
522 aui_null,	AUE_UTIMES,	aus_null,	/* 154 utimes */
523 		auf_null,	0,
524 aui_null,	AUE_NULL,	aus_null,	/* 155 vhangup */
525 		auf_null,	0,
526 aui_null,	AUE_NULL,	aus_null,	/* 156 gettimeofday */
527 		auf_null,	0,
528 aui_null,	AUE_NULL,	aus_null,	/* 157 getitimer */
529 		auf_null,	0,
530 aui_null,	AUE_NULL,	aus_null,	/* 158 setitimer */
531 		auf_null,	0,
532 aui_null,	AUE_NULL,	aus_null,	/* 159 lwp_create */
533 		auf_null,	0,
534 aui_null,	AUE_NULL,	aus_null,	/* 160 lwp_exit */
535 		auf_null,	0,
536 aui_null,	AUE_NULL,	aus_null,	/* 161 lwp_suspend */
537 		auf_null,	0,
538 aui_null,	AUE_NULL,	aus_null,	/* 162 lwp_continue */
539 		auf_null,	0,
540 aui_null,	AUE_NULL,	aus_null,	/* 163 lwp_kill */
541 		auf_null,	0,
542 aui_null,	AUE_NULL,	aus_null,	/* 164 lwp_self */
543 		auf_null,	0,
544 aui_null,	AUE_NULL,	aus_null,	/* 165 (loadable) */
545 						/*	was lwp_setprivate */
546 		auf_null,	0,
547 aui_null,	AUE_NULL,	aus_null,	/* 166 (loadable) */
548 						/*	was lwp_getprivate */
549 		auf_null,	0,
550 aui_null,	AUE_NULL,	aus_null,	/* 167 lwp_wait */
551 		auf_null,	0,
552 aui_null,	AUE_NULL,	aus_null,	/* 168 lwp_mutex_wakeup  */
553 		auf_null,	0,
554 aui_null,	AUE_NULL,	aus_null,	/* 169 lwp_mutex_lock */
555 		auf_null,	0,
556 aui_null,	AUE_NULL,	aus_null,	/* 170 lwp_cond_wait */
557 		auf_null,	0,
558 aui_null,	AUE_NULL,	aus_null,	/* 171 lwp_cond_signal */
559 		auf_null,	0,
560 aui_null,	AUE_NULL,	aus_null,	/* 172 lwp_cond_broadcast */
561 		auf_null,	0,
562 aui_null,	AUE_READ,	aus_null,	/* 173 pread */
563 		auf_read,	S2E_PUB,
564 aui_null,	AUE_WRITE,	aus_null,	/* 174 pwrite */
565 		auf_write,	0,
566 aui_null,	AUE_NULL,	aus_null,	/* 175 llseek */
567 		auf_null,	0,
568 aui_null,	AUE_INST_SYNC,	aus_inst_sync,  /* 176 (loadable) */
569 						/* aus_inst_sync */
570 		auf_null,	0,
571 aui_null,	AUE_BRANDSYS,	aus_brandsys,	/* 177 brandsys */
572 		auf_null,	0,
573 aui_null,	AUE_NULL,	aus_null,	/* 178 (loadable) */
574 		auf_null,	0,
575 aui_null,	AUE_NULL,	aus_null,	/* 179 (loadable) */
576 		auf_null,	0,
577 aui_null,	AUE_NULL,	aus_null,	/* 180 (loadable) kaio */
578 		auf_null,	0,
579 aui_null,	AUE_NULL,	aus_null,	/* 181 (loadable) */
580 		auf_null,	0,
581 aui_portfs,	AUE_PORTFS,	aus_null,	/* 182 (loadable) portfs */
582 		auf_null,	0,
583 aui_null,	AUE_NULL,	aus_null,	/* 183 (loadable) */
584 		auf_null,	0,
585 aui_null,	AUE_NULL,	aus_null,	/* 184 (loadable) tsolsys */
586 		auf_null,	0,
587 aui_acl,	AUE_ACLSET,	aus_acl,	/* 185 acl */
588 		auf_null,	0,
589 aui_auditsys,	AUE_AUDITSYS,	aus_auditsys,	/* 186 auditsys  */
590 		auf_null,	0,
591 aui_null,	AUE_PROCESSOR_BIND,	aus_processor_bind,
592 		auf_null,	0,		/* 187 processor_bind */
593 aui_null,	AUE_NULL,	aus_null,	/* 188 processor_info */
594 		auf_null,	0,
595 aui_null,	AUE_P_ONLINE,	aus_p_online,	/* 189 p_online */
596 		auf_null,	0,
597 aui_null,	AUE_NULL,	aus_sigqueue,	/* 190 sigqueue */
598 		auf_null,	0,
599 aui_null,	AUE_NULL,	aus_null,	/* 191 clock_gettime */
600 		auf_null,	0,
601 aui_null,	AUE_CLOCK_SETTIME,	aus_null,	/* 192 clock_settime */
602 		auf_null,	0,
603 aui_null,	AUE_NULL,	aus_null,	/* 193 clock_getres */
604 		auf_null,	0,
605 aui_null,	AUE_NULL,	aus_null,	/* 194 timer_create */
606 		auf_null,	0,
607 aui_null,	AUE_NULL,	aus_null,	/* 195 timer_delete */
608 		auf_null,	0,
609 aui_null,	AUE_NULL,	aus_null,	/* 196 timer_settime */
610 		auf_null,	0,
611 aui_null,	AUE_NULL,	aus_null,	/* 197 timer_gettime */
612 		auf_null,	0,
613 aui_null,	AUE_NULL,	aus_null,	/* 198 timer_getoverrun */
614 		auf_null,	0,
615 aui_null,	AUE_NULL,	aus_null,	/* 199 nanosleep */
616 		auf_null,	0,
617 aui_acl,	AUE_FACLSET,	aus_facl,	/* 200 facl */
618 		auf_null,	0,
619 aui_doorfs,	AUE_DOORFS,	aus_doorfs,	/* 201 (loadable) doorfs */
620 		auf_null,	0,
621 aui_null,	AUE_SETREUID,	aus_setreuid,	/* 202 setreuid */
622 		auf_null,	0,
623 aui_null,	AUE_SETREGID,	aus_setregid,	/* 203 setregid */
624 		auf_null,	0,
625 aui_null,	AUE_NULL,	aus_null,	/* 204 install_utrap */
626 		auf_null,	0,
627 aui_null,	AUE_NULL,	aus_null,	/* 205 signotify */
628 		auf_null,	0,
629 aui_null,	AUE_NULL,	aus_null,	/* 206 schedctl */
630 		auf_null,	0,
631 aui_null,	AUE_NULL,	aus_null,	/* 207 (loadable) pset */
632 		auf_null,	0,
633 aui_null,	AUE_NULL,	aus_null,	/* 208 (loadable) */
634 		auf_null,	0,
635 aui_null,	AUE_NULL,	aus_null,	/* 209 resolvepath */
636 		auf_null,	0,
637 aui_null,	AUE_NULL,	aus_null,	/* 210 lwp_mutex_timedlock */
638 		auf_null,	0,
639 aui_null,	AUE_NULL,	aus_null,	/* 211 lwp_sema_timedwait */
640 		auf_null,	0,
641 aui_null,	AUE_NULL,	aus_null,	/* 212 lwp_rwlock_sys */
642 		auf_null,	0,
643 aui_null,	AUE_NULL,	aus_null,	/* 213 getdents64 (__ppc) */
644 		auf_null,	0,
645 aui_null,	AUE_MMAP,	aus_mmap,	/* 214 mmap64 */
646 		auf_null,	0,
647 aui_null,	AUE_STAT,	aus_null,	/* 215 stat64 */
648 		auf_null,	S2E_PUB,
649 aui_null,	AUE_LSTAT,	aus_null,	/* 216 lstat64 */
650 		auf_null,	S2E_PUB,
651 aui_null,	AUE_NULL,	aus_null,	/* 217 fstat64 */
652 		auf_null,	0,
653 aui_null,	AUE_STATVFS,	aus_null,	/* 218 statvfs64 */
654 		auf_null,	S2E_PUB,
655 aui_null,	AUE_NULL,	aus_null,	/* 219 fstatvfs64 */
656 		auf_null,	0,
657 aui_null,	AUE_SETRLIMIT,	aus_null,	/* 220 setrlimit64 */
658 		auf_null,	0,
659 aui_null,	AUE_NULL,	aus_null,	/* 221 getrlimit64 */
660 		auf_null,	0,
661 aui_null,	AUE_READ,	aus_null,	/* 222 pread64  */
662 		auf_read,	S2E_PUB,
663 aui_null,	AUE_WRITE,	aus_null,	/* 223 pwrite64 */
664 		auf_write,	0,
665 aui_null,	AUE_CREAT,	aus_null,	/* 224 creat64 */
666 		auf_null,	S2E_SP,
667 aui_open,	AUE_OPEN,	aus_open,	/* 225 open64 */
668 		auf_null,	S2E_SP,
669 aui_null,	AUE_NULL,	aus_null,	/* 226 (loadable) rpcsys */
670 		auf_null,	0,
671 aui_null,	AUE_NULL,	aus_null,	/* 227 (loadable) */
672 		auf_null,	0,
673 aui_null,	AUE_NULL,	aus_null,	/* 228 (loadable) */
674 		auf_null,	0,
675 aui_null,	AUE_NULL,	aus_null,	/* 229 (loadable) */
676 		auf_null,	0,
677 aui_null,	AUE_SOCKET,	aus_socket,	/* 230 so_socket */
678 		auf_null,	0,
679 aui_null,	AUE_NULL,	aus_null,	/* 231 so_socketpair */
680 		auf_null,	0,
681 aui_null,	AUE_BIND,	aus_null,	/* 232 bind */
682 		auf_bind,	0,
683 aui_null,	AUE_NULL,	aus_null,	/* 233 listen */
684 		auf_null,	0,
685 aui_null,	AUE_ACCEPT,	aus_null,	/* 234 accept */
686 		auf_accept,	0,
687 aui_null,	AUE_CONNECT,	aus_null,	/* 235 connect */
688 		auf_connect,	0,
689 aui_null,	AUE_SHUTDOWN,	aus_shutdown,	/* 236 shutdown */
690 		auf_null,	0,
691 aui_null,	AUE_READ,	aus_null,	/* 237 recv */
692 		auf_recv,	0,
693 aui_null,	AUE_RECVFROM,	aus_null,	/* 238 recvfrom */
694 		auf_recvfrom,	0,
695 aui_null,	AUE_RECVMSG,	aus_null,	/* 239 recvmsg */
696 		auf_recvmsg,	0,
697 aui_null,	AUE_WRITE,	aus_null,	/* 240 send */
698 		auf_send,	0,
699 aui_null,	AUE_SENDMSG,	aus_null,	/* 241 sendmsg */
700 		auf_sendmsg,	0,
701 aui_null,	AUE_SENDTO,	aus_null,	/* 242 sendto */
702 		auf_sendto,	0,
703 aui_null,	AUE_NULL,	aus_null,	/* 243 getpeername */
704 		auf_null,	0,
705 aui_null,	AUE_NULL,	aus_null,	/* 244 getsockname */
706 		auf_null,	0,
707 aui_null,	AUE_NULL,	aus_null,	/* 245 getsockopt */
708 		auf_null,	0,
709 aui_null,	AUE_SETSOCKOPT,	aus_null,	/* 246 setsockopt */
710 		auf_setsockopt,	0,
711 aui_null,	AUE_SOCKCONFIG,	aus_sockconfig,	/* 247 sockconfig */
712 		auf_null,	0,
713 aui_null,	AUE_NULL,	aus_null,	/* 248 ntp_gettime */
714 		auf_null,	0,
715 aui_null,	AUE_NTP_ADJTIME,	aus_null,	/* 249 ntp_adjtime */
716 		auf_null,	0,
717 aui_null,	AUE_NULL,	aus_null,	/* 250 lwp_mutex_unlock */
718 		auf_null,	0,
719 aui_null,	AUE_NULL,	aus_null,	/* 251 lwp_mutex_trylock */
720 		auf_null,	0,
721 aui_null,	AUE_NULL,	aus_null,	/* 252 lwp_mutex_register */
722 		auf_null,	0,
723 aui_null,	AUE_NULL,	aus_null,	/* 253 cladm */
724 		auf_null,	0,
725 aui_null,	AUE_NULL,	aus_null,	/* 254 uucopy */
726 		auf_null,	0,
727 aui_null,	AUE_UMOUNT2,	aus_umount2,	/* 255 umount2 */
728 		auf_null,	0
729 };
730 
731 uint_t num_syscall = sizeof (audit_s2e) / sizeof (struct audit_s2e);
732 
733 /* null start function */
734 /*ARGSUSED*/
735 static void
736 aus_null(struct t_audit_data *tad)
737 {
738 }
739 
740 /* acct start function */
741 /*ARGSUSED*/
742 static void
743 aus_acct(struct t_audit_data *tad)
744 {
745 	klwp_t *clwp = ttolwp(curthread);
746 	uintptr_t fname;
747 
748 	struct a {
749 		long	fname;		/* char * */
750 	} *uap = (struct a *)clwp->lwp_ap;
751 
752 	fname = (uintptr_t)uap->fname;
753 
754 	if (fname == 0)
755 		au_uwrite(au_to_arg32(1, "accounting off", (uint32_t)0));
756 }
757 
758 /* chown start function */
759 /*ARGSUSED*/
760 static void
761 aus_chown(struct t_audit_data *tad)
762 {
763 	klwp_t *clwp = ttolwp(curthread);
764 	uint32_t uid, gid;
765 
766 	struct a {
767 		long	fname;		/* char * */
768 		long	uid;
769 		long	gid;
770 	} *uap = (struct a *)clwp->lwp_ap;
771 
772 	uid = (uint32_t)uap->uid;
773 	gid = (uint32_t)uap->gid;
774 
775 	au_uwrite(au_to_arg32(2, "new file uid", uid));
776 	au_uwrite(au_to_arg32(3, "new file gid", gid));
777 }
778 
779 /* fchown start function */
780 /*ARGSUSED*/
781 static void
782 aus_fchown(struct t_audit_data *tad)
783 {
784 	klwp_t *clwp = ttolwp(curthread);
785 	uint32_t uid, gid, fd;
786 	struct file  *fp;
787 	struct vnode *vp;
788 	struct f_audit_data *fad;
789 
790 	struct a {
791 		long fd;
792 		long uid;
793 		long gid;
794 	} *uap = (struct a *)clwp->lwp_ap;
795 
796 	fd  = (uint32_t)uap->fd;
797 	uid = (uint32_t)uap->uid;
798 	gid = (uint32_t)uap->gid;
799 
800 	au_uwrite(au_to_arg32(2, "new file uid", uid));
801 	au_uwrite(au_to_arg32(3, "new file gid", gid));
802 
803 		/*
804 		 * convert file pointer to file descriptor
805 		 *   Note: fd ref count incremented here.
806 		 */
807 	if ((fp = getf(fd)) == NULL)
808 		return;
809 
810 	/* get path from file struct here */
811 	fad = F2A(fp);
812 	if (fad->fad_aupath != NULL) {
813 		au_uwrite(au_to_path(fad->fad_aupath));
814 	} else {
815 		au_uwrite(au_to_arg32(1, "no path: fd", fd));
816 	}
817 
818 	vp = fp->f_vnode;
819 	audit_attributes(vp);
820 
821 	/* decrement file descriptor reference count */
822 	releasef(fd);
823 }
824 
825 /*ARGSUSED*/
826 static void
827 aus_lchown(struct t_audit_data *tad)
828 {
829 	klwp_t *clwp = ttolwp(curthread);
830 	uint32_t uid, gid;
831 
832 
833 	struct a {
834 		long	fname;		/* char	* */
835 		long	uid;
836 		long	gid;
837 	} *uap = (struct a *)clwp->lwp_ap;
838 
839 	uid = (uint32_t)uap->uid;
840 	gid = (uint32_t)uap->gid;
841 
842 	au_uwrite(au_to_arg32(2, "new file uid", uid));
843 	au_uwrite(au_to_arg32(3, "new file gid", gid));
844 }
845 
846 /* chmod start function */
847 /*ARGSUSED*/
848 static void
849 aus_chmod(struct t_audit_data *tad)
850 {
851 	klwp_t *clwp = ttolwp(curthread);
852 	uint32_t fmode;
853 
854 	struct a {
855 		long	fname;		/* char	* */
856 		long	fmode;
857 	} *uap = (struct a *)clwp->lwp_ap;
858 
859 	fmode = (uint32_t)uap->fmode;
860 
861 	au_uwrite(au_to_arg32(2, "new file mode", fmode&07777));
862 }
863 
864 /* chmod start function */
865 /*ARGSUSED*/
866 static void
867 aus_fchmod(struct t_audit_data *tad)
868 {
869 	klwp_t *clwp = ttolwp(curthread);
870 	uint32_t fmode, fd;
871 	struct file  *fp;
872 	struct vnode *vp;
873 	struct f_audit_data *fad;
874 
875 	struct a {
876 		long	fd;
877 		long	fmode;
878 	} *uap = (struct a *)clwp->lwp_ap;
879 
880 	fd = (uint32_t)uap->fd;
881 	fmode = (uint32_t)uap->fmode;
882 
883 	au_uwrite(au_to_arg32(2, "new file mode", fmode&07777));
884 
885 		/*
886 		 * convert file pointer to file descriptor
887 		 *   Note: fd ref count incremented here.
888 		 */
889 	if ((fp = getf(fd)) == NULL)
890 		return;
891 
892 		/* get path from file struct here */
893 	fad = F2A(fp);
894 	if (fad->fad_aupath != NULL) {
895 		au_uwrite(au_to_path(fad->fad_aupath));
896 	} else {
897 		au_uwrite(au_to_arg32(1, "no path: fd", fd));
898 	}
899 
900 	vp = fp->f_vnode;
901 	audit_attributes(vp);
902 
903 	/* decrement file descriptor reference count */
904 	releasef(fd);
905 }
906 
907 /* null function */
908 /*ARGSUSED*/
909 static void
910 auf_null(struct t_audit_data *tad, int error, rval_t *rval)
911 {
912 }
913 
914 /* null function */
915 static au_event_t
916 aui_null(au_event_t e)
917 {
918 	return (e);
919 }
920 
921 /* convert open to appropriate event */
922 static au_event_t
923 aui_open(au_event_t e)
924 {
925 	klwp_t *clwp = ttolwp(curthread);
926 	uint_t fm;
927 
928 	struct a {
929 		long	fnamep;		/* char	* */
930 		long	fmode;
931 		long	cmode;
932 	} *uap = (struct a *)clwp->lwp_ap;
933 
934 	fm = (uint_t)uap->fmode;
935 
936 	if (fm & O_WRONLY)
937 		e = AUE_OPEN_W;
938 	else if (fm & O_RDWR)
939 		e = AUE_OPEN_RW;
940 	else
941 		e = AUE_OPEN_R;
942 
943 	if (fm & O_CREAT)
944 		e += 1;
945 	if (fm & O_TRUNC)
946 		e += 2;
947 
948 	return (e);
949 }
950 
951 /*ARGSUSED*/
952 static void
953 aus_open(struct t_audit_data *tad)
954 {
955 	klwp_t *clwp = ttolwp(curthread);
956 	uint_t fm;
957 
958 	struct a {
959 		long	fnamep;		/* char	* */
960 		long	fmode;
961 		long	cmode;
962 	} *uap = (struct a *)clwp->lwp_ap;
963 
964 	fm = (uint_t)uap->fmode;
965 
966 	/* If no write, create, or trunc modes, mark as a public op */
967 	if (!(fm & (O_WRONLY|O_RDWR|O_CREAT|O_TRUNC)))
968 		tad->tad_ctrl |= PAD_PUBLIC_EV;
969 }
970 
971 /* convert openat(2) to appropriate event */
972 static au_event_t
973 aui_fsat(au_event_t e)
974 {
975 	t_audit_data_t	*tad = U2A(u);
976 	klwp_t *clwp = ttolwp(curthread);
977 	uint_t fmcode, fm;
978 	struct a {
979 		long id;
980 		long arg1;
981 		long arg2;
982 		long arg3;
983 		long arg4;
984 		long arg5;
985 	} *uap = (struct a *)clwp->lwp_ap;
986 
987 	fmcode  = (uint_t)uap->id;
988 
989 	switch (fmcode) {
990 
991 	case 0: /* openat */
992 	case 1: /* openat64 */
993 		fm = (uint_t)uap->arg3;
994 		if (fm & O_WRONLY)
995 			e = AUE_OPENAT_W;
996 		else if (fm & O_RDWR)
997 			e = AUE_OPENAT_RW;
998 		else
999 			e = AUE_OPENAT_R;
1000 
1001 		/*
1002 		 * openat modes are defined in the following order:
1003 		 * Read only
1004 		 * Read|Create
1005 		 * Read|Trunc
1006 		 * Read|Create|Trunc
1007 		 * Write Only
1008 		 * Write|Create
1009 		 * Write|Trunc
1010 		 * Write|Create|Trunc * RW Only
1011 		 * RW|Create
1012 		 * RW|Trunc
1013 		 * RW|Create|Trunc
1014 		 */
1015 		if (fm & O_CREAT)
1016 			e += 1;		/* increment to include CREAT in mode */
1017 		if (fm & O_TRUNC)
1018 			e += 2;		/* increment to include TRUNC in mode */
1019 
1020 		/* convert to appropriate au_ctrl */
1021 		tad->tad_ctrl |= PAD_SAVPATH;
1022 		if (fm & FXATTR)
1023 			tad->tad_ctrl |= PAD_ATPATH;
1024 
1025 
1026 		break;
1027 	case 2: /* fstatat64 */
1028 	case 3: /* fstatat */
1029 		e = AUE_FSTATAT;
1030 		break;
1031 	case 4: /* fchownat */
1032 		e = AUE_FCHOWNAT;
1033 		break;
1034 	case 5: /* unlinkat */
1035 		e = AUE_UNLINKAT;
1036 		break;
1037 	case 6: /* futimesat */
1038 		e = AUE_FUTIMESAT;
1039 		break;
1040 	case 7: /* renameat */
1041 		e = AUE_RENAMEAT;
1042 		break;
1043 	default:
1044 		e = AUE_NULL;
1045 		break;
1046 	}
1047 
1048 	return (e);
1049 }
1050 
1051 /*ARGSUSED*/
1052 static void
1053 aus_fsat(struct t_audit_data *tad)
1054 {
1055 	klwp_t *clwp = ttolwp(curthread);
1056 	uint_t fmcode, fm;
1057 	struct a {
1058 		long id;
1059 		long arg1;
1060 		long arg2;
1061 		long arg3;
1062 		long arg4;
1063 		long arg5;
1064 	} *uap = (struct a *)clwp->lwp_ap;
1065 
1066 	fmcode  = (uint_t)uap->id;
1067 
1068 	switch (fmcode) {
1069 
1070 	case 0: /* openat */
1071 	case 1: /* openat64 */
1072 		fm = (uint_t)uap->arg3;
1073 		/* If no write, create, or trunc modes, mark as a public op */
1074 		if (!(fm & (O_WRONLY|O_RDWR|O_CREAT|O_TRUNC)))
1075 			tad->tad_ctrl |= PAD_PUBLIC_EV;
1076 
1077 		break;
1078 	case 2: /* fstatat64 */
1079 	case 3: /* fstatat */
1080 		tad->tad_ctrl |= PAD_PUBLIC_EV;
1081 		break;
1082 	default:
1083 		break;
1084 	}
1085 }
1086 
1087 /* msgsys */
1088 static au_event_t
1089 aui_msgsys(au_event_t e)
1090 {
1091 	klwp_t *clwp = ttolwp(curthread);
1092 	uint_t fm;
1093 
1094 	struct a {
1095 		long	id;	/* function code id */
1096 		long	ap;	/* arg pointer for recvmsg */
1097 	} *uap = (struct a *)clwp->lwp_ap;
1098 
1099 	struct b {
1100 		long	msgid;
1101 		long	cmd;
1102 		long	buf;	/* struct msqid_ds * */
1103 	} *uap1 = (struct b *)&clwp->lwp_ap[1];
1104 
1105 	fm  = (uint_t)uap->id;
1106 
1107 	switch (fm) {
1108 	case 0:		/* msgget */
1109 		e = AUE_MSGGET;
1110 		break;
1111 	case 1:		/* msgctl */
1112 		switch ((uint_t)uap1->cmd) {
1113 		case IPC_RMID:
1114 			e = AUE_MSGCTL_RMID;
1115 			break;
1116 		case IPC_SET:
1117 			e = AUE_MSGCTL_SET;
1118 			break;
1119 		case IPC_STAT:
1120 			e = AUE_MSGCTL_STAT;
1121 			break;
1122 		default:
1123 			e = AUE_MSGCTL;
1124 			break;
1125 		}
1126 		break;
1127 	case 2:		/* msgrcv */
1128 		e = AUE_MSGRCV;
1129 		break;
1130 	case 3:		/* msgsnd */
1131 		e = AUE_MSGSND;
1132 		break;
1133 	default:	/* illegal system call */
1134 		e = AUE_NULL;
1135 		break;
1136 	}
1137 
1138 	return (e);
1139 }
1140 
1141 
1142 /* shmsys */
1143 static au_event_t
1144 aui_shmsys(au_event_t e)
1145 {
1146 	klwp_t *clwp = ttolwp(curthread);
1147 	int fm;
1148 
1149 	struct a {		/* shmsys */
1150 		long	id;	/* function code id */
1151 	} *uap = (struct a *)clwp->lwp_ap;
1152 
1153 	struct b {		/* ctrl */
1154 		long	shmid;
1155 		long	cmd;
1156 		long	arg;		/* struct shmid_ds * */
1157 	} *uap1 = (struct b *)&clwp->lwp_ap[1];
1158 	fm  = (uint_t)uap->id;
1159 
1160 	switch (fm) {
1161 	case 0:		/* shmat */
1162 		e = AUE_SHMAT;
1163 		break;
1164 	case 1:		/* shmctl */
1165 		switch ((uint_t)uap1->cmd) {
1166 		case IPC_RMID:
1167 			e = AUE_SHMCTL_RMID;
1168 			break;
1169 		case IPC_SET:
1170 			e = AUE_SHMCTL_SET;
1171 			break;
1172 		case IPC_STAT:
1173 			e = AUE_SHMCTL_STAT;
1174 			break;
1175 		default:
1176 			e = AUE_SHMCTL;
1177 			break;
1178 		}
1179 		break;
1180 	case 2:		/* shmdt */
1181 		e = AUE_SHMDT;
1182 		break;
1183 	case 3:		/* shmget */
1184 		e = AUE_SHMGET;
1185 		break;
1186 	default:	/* illegal system call */
1187 		e = AUE_NULL;
1188 		break;
1189 	}
1190 
1191 	return (e);
1192 }
1193 
1194 
1195 /* semsys */
1196 static au_event_t
1197 aui_semsys(au_event_t e)
1198 {
1199 	klwp_t *clwp = ttolwp(curthread);
1200 	uint_t fm;
1201 
1202 	struct a {		/* semsys */
1203 		long	id;
1204 	} *uap = (struct a *)clwp->lwp_ap;
1205 
1206 	struct b {		/* ctrl */
1207 		long	semid;
1208 		long	semnum;
1209 		long	cmd;
1210 		long	arg;
1211 	} *uap1 = (struct b *)&clwp->lwp_ap[1];
1212 
1213 	fm = (uint_t)uap->id;
1214 
1215 	switch (fm) {
1216 	case 0:		/* semctl */
1217 		switch ((uint_t)uap1->cmd) {
1218 		case IPC_RMID:
1219 			e = AUE_SEMCTL_RMID;
1220 			break;
1221 		case IPC_SET:
1222 			e = AUE_SEMCTL_SET;
1223 			break;
1224 		case IPC_STAT:
1225 			e = AUE_SEMCTL_STAT;
1226 			break;
1227 		case GETNCNT:
1228 			e = AUE_SEMCTL_GETNCNT;
1229 			break;
1230 		case GETPID:
1231 			e = AUE_SEMCTL_GETPID;
1232 			break;
1233 		case GETVAL:
1234 			e = AUE_SEMCTL_GETVAL;
1235 			break;
1236 		case GETALL:
1237 			e = AUE_SEMCTL_GETALL;
1238 			break;
1239 		case GETZCNT:
1240 			e = AUE_SEMCTL_GETZCNT;
1241 			break;
1242 		case SETVAL:
1243 			e = AUE_SEMCTL_SETVAL;
1244 			break;
1245 		case SETALL:
1246 			e = AUE_SEMCTL_SETALL;
1247 			break;
1248 		default:
1249 			e = AUE_SEMCTL;
1250 			break;
1251 		}
1252 		break;
1253 	case 1:		/* semget */
1254 		e = AUE_SEMGET;
1255 		break;
1256 	case 2:		/* semop */
1257 		e = AUE_SEMOP;
1258 		break;
1259 	default:	/* illegal system call */
1260 		e = AUE_NULL;
1261 		break;
1262 	}
1263 
1264 	return (e);
1265 }
1266 
1267 /* utssys - uname(2), ustat(2), fusers(2) */
1268 static au_event_t
1269 aui_utssys(au_event_t e)
1270 {
1271 	klwp_t *clwp = ttolwp(curthread);
1272 	uint_t type;
1273 
1274 	struct a {
1275 		union {
1276 			long	cbuf;		/* char * */
1277 			long	ubuf;		/* struct stat * */
1278 		} ub;
1279 		union {
1280 			long	mv;	/* for USTAT */
1281 			long	flags;	/* for FUSERS */
1282 		} un;
1283 		long	type;
1284 		long	outbp;		/* char * for FUSERS */
1285 	} *uap = (struct a *)clwp->lwp_ap;
1286 
1287 	type = (uint_t)uap->type;
1288 
1289 	if (type == UTS_FUSERS)
1290 		return (e);
1291 	else
1292 		return ((au_event_t)AUE_NULL);
1293 }
1294 
1295 static au_event_t
1296 aui_fcntl(au_event_t e)
1297 {
1298 	klwp_t *clwp = ttolwp(curthread);
1299 	uint_t cmd;
1300 
1301 	struct a {
1302 		long	fdes;
1303 		long	cmd;
1304 		long	arg;
1305 	} *uap = (struct a *)clwp->lwp_ap;
1306 
1307 	cmd = (uint_t)uap->cmd;
1308 
1309 	switch (cmd) {
1310 	case F_GETLK:
1311 	case F_SETLK:
1312 	case F_SETLKW:
1313 		break;
1314 	case F_SETFL:
1315 	case F_GETFL:
1316 	case F_GETFD:
1317 		break;
1318 	default:
1319 		e = (au_event_t)AUE_NULL;
1320 		break;
1321 	}
1322 	return ((au_event_t)e);
1323 }
1324 
1325 /* null function for now */
1326 static au_event_t
1327 aui_execv(au_event_t e)
1328 {
1329 	return (e);
1330 }
1331 
1332 /* null function for now */
1333 static au_event_t
1334 aui_execve(au_event_t e)
1335 {
1336 	return (e);
1337 }
1338 
1339 /*ARGSUSED*/
1340 static void
1341 aus_fcntl(struct t_audit_data *tad)
1342 {
1343 	klwp_t *clwp = ttolwp(curthread);
1344 	uint32_t cmd, fd;
1345 	struct file  *fp;
1346 	struct vnode *vp;
1347 	struct f_audit_data *fad;
1348 
1349 	struct a {
1350 		long	fd;
1351 		long	cmd;
1352 		long	arg;
1353 	} *uap = (struct a *)clwp->lwp_ap;
1354 
1355 	cmd = (uint32_t)uap->cmd;
1356 	fd  = (uint32_t)uap->fd;
1357 
1358 	au_uwrite(au_to_arg32(2, "cmd", cmd));
1359 
1360 		/*
1361 		 * convert file pointer to file descriptor
1362 		 *   Note: fd ref count incremented here.
1363 		 */
1364 	if ((fp = getf(fd)) == NULL)
1365 		return;
1366 
1367 	/* get path from file struct here */
1368 	fad = F2A(fp);
1369 	if (fad->fad_aupath != NULL) {
1370 		au_uwrite(au_to_path(fad->fad_aupath));
1371 	} else {
1372 		au_uwrite(au_to_arg32(1, "no path: fd", fd));
1373 	}
1374 
1375 	vp = fp->f_vnode;
1376 	audit_attributes(vp);
1377 
1378 	/* decrement file descriptor reference count */
1379 	releasef(fd);
1380 }
1381 
1382 /*ARGSUSED*/
1383 static void
1384 aus_kill(struct t_audit_data *tad)
1385 {
1386 	klwp_t *clwp = ttolwp(curthread);
1387 	struct proc *p;
1388 	uint32_t signo;
1389 	uid_t uid, ruid;
1390 	gid_t gid, rgid;
1391 	pid_t pid;
1392 	const auditinfo_addr_t *ainfo;
1393 	cred_t *cr;
1394 
1395 	struct a {
1396 		long	pid;
1397 		long	signo;
1398 	} *uap = (struct a *)clwp->lwp_ap;
1399 
1400 	pid   = (pid_t)uap->pid;
1401 	signo = (uint32_t)uap->signo;
1402 
1403 	au_uwrite(au_to_arg32(2, "signal", signo));
1404 	if (pid > 0) {
1405 		mutex_enter(&pidlock);
1406 		if (((p = prfind(pid)) == (struct proc *)0) ||
1407 		    (p->p_stat == SIDL)) {
1408 			mutex_exit(&pidlock);
1409 			au_uwrite(au_to_arg32(1, "process", (uint32_t)pid));
1410 			return;
1411 		}
1412 		mutex_enter(&p->p_lock); /* so process doesn't go away */
1413 		mutex_exit(&pidlock);
1414 
1415 		mutex_enter(&p->p_crlock);
1416 		crhold(cr = p->p_cred);
1417 		mutex_exit(&p->p_crlock);
1418 		mutex_exit(&p->p_lock);
1419 
1420 		ainfo = crgetauinfo(cr);
1421 		if (ainfo == NULL) {
1422 			crfree(cr);
1423 			au_uwrite(au_to_arg32(1, "process", (uint32_t)pid));
1424 			return;
1425 		}
1426 
1427 		uid  = crgetuid(cr);
1428 		gid  = crgetgid(cr);
1429 		ruid = crgetruid(cr);
1430 		rgid = crgetrgid(cr);
1431 		au_uwrite(au_to_process(uid, gid, ruid, rgid, pid,
1432 		    ainfo->ai_auid, ainfo->ai_asid, &ainfo->ai_termid));
1433 
1434 		if (is_system_labeled())
1435 			au_uwrite(au_to_label(CR_SL(cr)));
1436 
1437 		crfree(cr);
1438 	}
1439 	else
1440 		au_uwrite(au_to_arg32(1, "process", (uint32_t)pid));
1441 }
1442 
1443 /*ARGSUSED*/
1444 static void
1445 aus_mkdir(struct t_audit_data *tad)
1446 {
1447 	klwp_t *clwp = ttolwp(curthread);
1448 	uint32_t dmode;
1449 
1450 	struct a {
1451 		long	dirnamep;		/* char * */
1452 		long	dmode;
1453 	} *uap = (struct a *)clwp->lwp_ap;
1454 
1455 	dmode = (uint32_t)uap->dmode;
1456 
1457 	au_uwrite(au_to_arg32(2, "mode", dmode));
1458 }
1459 
1460 /*ARGSUSED*/
1461 static void
1462 aus_mknod(struct t_audit_data *tad)
1463 {
1464 	klwp_t *clwp = ttolwp(curthread);
1465 	uint32_t fmode;
1466 	dev_t dev;
1467 
1468 	struct a {
1469 		long	pnamep;		/* char * */
1470 		long	fmode;
1471 		long	dev;
1472 	} *uap = (struct a *)clwp->lwp_ap;
1473 
1474 	fmode = (uint32_t)uap->fmode;
1475 	dev   = (dev_t)uap->dev;
1476 
1477 	au_uwrite(au_to_arg32(2, "mode", fmode));
1478 #ifdef _LP64
1479 	au_uwrite(au_to_arg64(3, "dev", dev));
1480 #else
1481 	au_uwrite(au_to_arg32(3, "dev", dev));
1482 #endif
1483 }
1484 
1485 /*ARGSUSED*/
1486 static void
1487 aus_xmknod(struct t_audit_data *tad)
1488 {
1489 	klwp_t *clwp = ttolwp(curthread);
1490 	uint32_t fmode;
1491 	dev_t dev;
1492 
1493 	struct a {
1494 		long	version;	/* version */
1495 		long	pnamep;		/* char * */
1496 		long	fmode;
1497 		long	dev;
1498 	} *uap = (struct a *)clwp->lwp_ap;
1499 
1500 	fmode = (uint32_t)uap->fmode;
1501 	dev   = (dev_t)uap->dev;
1502 
1503 	au_uwrite(au_to_arg32(2, "mode", fmode));
1504 #ifdef _LP64
1505 	au_uwrite(au_to_arg64(3, "dev", dev));
1506 #else
1507 	au_uwrite(au_to_arg32(3, "dev", dev));
1508 #endif
1509 }
1510 
1511 /*ARGSUSED*/
1512 static void
1513 auf_mknod(struct t_audit_data *tad, int error, rval_t *rval)
1514 {
1515 	klwp_t *clwp = ttolwp(curthread);
1516 	vnode_t	*dvp;
1517 	caddr_t pnamep;
1518 
1519 	struct a {
1520 		long	pnamep;		/* char * */
1521 		long	fmode;
1522 		long	dev;
1523 	} *uap = (struct a *)clwp->lwp_ap;
1524 
1525 	/* no error, then already path token in audit record */
1526 	if (error != EPERM)
1527 		return;
1528 
1529 	/* not auditing this event, nothing then to do */
1530 	if (tad->tad_flag == 0)
1531 		return;
1532 
1533 	/* do the lookup to force generation of path token */
1534 	pnamep = (caddr_t)uap->pnamep;
1535 	tad->tad_ctrl |= PAD_NOATTRB;
1536 	error = lookupname(pnamep, UIO_USERSPACE, NO_FOLLOW, &dvp, NULLVPP);
1537 	if (error == 0)
1538 		VN_RELE(dvp);
1539 }
1540 
1541 /*ARGSUSED*/
1542 static void
1543 auf_xmknod(struct t_audit_data *tad, int error, rval_t *rval)
1544 {
1545 	klwp_t *clwp = ttolwp(curthread);
1546 	vnode_t	*dvp;
1547 	caddr_t pnamep;
1548 
1549 	struct a {
1550 		long	version;	/* version */
1551 		long	pnamep;		/* char * */
1552 		long	fmode;
1553 		long	dev;
1554 	} *uap = (struct a *)clwp->lwp_arg;
1555 
1556 
1557 	/* no error, then already path token in audit record */
1558 	if (error != EPERM)
1559 		return;
1560 
1561 	/* not auditing this event, nothing then to do */
1562 	if (tad->tad_flag == 0)
1563 		return;
1564 
1565 	/* do the lookup to force generation of path token */
1566 	pnamep = (caddr_t)uap->pnamep;
1567 	tad->tad_ctrl |= PAD_NOATTRB;
1568 	error = lookupname(pnamep, UIO_USERSPACE, NO_FOLLOW, &dvp, NULLVPP);
1569 	if (error == 0)
1570 		VN_RELE(dvp);
1571 }
1572 
1573 /*ARGSUSED*/
1574 static void
1575 aus_mount(struct t_audit_data *tad)
1576 {	/* AUS_START */
1577 	klwp_t *clwp = ttolwp(curthread);
1578 	uint32_t flags;
1579 	uintptr_t u_fstype, dataptr;
1580 	STRUCT_DECL(nfs_args, nfsargs);
1581 	size_t len;
1582 	char *fstype, *hostname;
1583 
1584 	struct a {
1585 		long	spec;		/* char    * */
1586 		long	dir;		/* char    * */
1587 		long	flags;
1588 		long	fstype;		/* char    * */
1589 		long	dataptr;	/* char    * */
1590 		long	datalen;
1591 	} *uap = (struct a *)clwp->lwp_ap;
1592 
1593 	u_fstype = (uintptr_t)uap->fstype;
1594 	flags    = (uint32_t)uap->flags;
1595 	dataptr  = (uintptr_t)uap->dataptr;
1596 
1597 	fstype = kmem_alloc(MAXNAMELEN, KM_SLEEP);
1598 	if (copyinstr((caddr_t)u_fstype, (caddr_t)fstype, MAXNAMELEN, &len))
1599 		goto mount_free_fstype;
1600 
1601 	au_uwrite(au_to_arg32(3, "flags", flags));
1602 	au_uwrite(au_to_text(fstype));
1603 
1604 	if (strncmp(fstype, "nfs", 3) == 0) {
1605 
1606 		STRUCT_INIT(nfsargs, get_udatamodel());
1607 		bzero(STRUCT_BUF(nfsargs), STRUCT_SIZE(nfsargs));
1608 
1609 		if (copyin((caddr_t)dataptr,
1610 				STRUCT_BUF(nfsargs),
1611 				MIN(uap->datalen, STRUCT_SIZE(nfsargs)))) {
1612 			/* DEBUG debug_enter((char *)NULL); */
1613 			goto mount_free_fstype;
1614 		}
1615 		hostname = kmem_alloc(MAXNAMELEN, KM_SLEEP);
1616 		if (copyinstr(STRUCT_FGETP(nfsargs, hostname),
1617 				(caddr_t)hostname,
1618 				MAXNAMELEN, &len)) {
1619 			goto mount_free_hostname;
1620 		}
1621 		au_uwrite(au_to_text(hostname));
1622 		au_uwrite(au_to_arg32(3, "internal flags",
1623 			(uint_t)STRUCT_FGET(nfsargs, flags)));
1624 
1625 mount_free_hostname:
1626 		kmem_free(hostname, MAXNAMELEN);
1627 	}
1628 
1629 mount_free_fstype:
1630 	kmem_free(fstype, MAXNAMELEN);
1631 }	/* AUS_MOUNT */
1632 
1633 static void
1634 aus_umount_path(caddr_t umount_dir)
1635 {
1636 	char			*dir_path;
1637 	struct audit_path	*path;
1638 	size_t			path_len, dir_len;
1639 
1640 	/* length alloc'd for two string pointers */
1641 	path_len = sizeof (struct audit_path) + sizeof (char *);
1642 	path = kmem_alloc(path_len, KM_SLEEP);
1643 	dir_path = kmem_alloc(MAXPATHLEN, KM_SLEEP);
1644 
1645 	if (copyinstr(umount_dir, (caddr_t)dir_path,
1646 	    MAXPATHLEN, &dir_len))
1647 		goto umount2_free_dir;
1648 
1649 	/*
1650 	 * the audit_path struct assumes that the buffer pointed to
1651 	 * by audp_sect[n] contains string 0 immediatedly followed
1652 	 * by string 1.
1653 	 */
1654 	path->audp_sect[0] = dir_path;
1655 	path->audp_sect[1] = dir_path + strlen(dir_path) + 1;
1656 	path->audp_size = path_len;
1657 	path->audp_ref = 1;		/* not used */
1658 	path->audp_cnt = 1;		/* one path string */
1659 
1660 	au_uwrite(au_to_path(path));
1661 
1662 umount2_free_dir:
1663 	kmem_free(dir_path, MAXPATHLEN);
1664 	kmem_free(path, path_len);
1665 }
1666 
1667 /*
1668  * the umount syscall is implemented as a call to umount2, but the args
1669  * are different...
1670  */
1671 
1672 /*ARGSUSED*/
1673 static void
1674 aus_umount(struct t_audit_data *tad)
1675 {
1676 	klwp_t			*clwp = ttolwp(curthread);
1677 	struct a {
1678 		long	dir;		/* char    * */
1679 	} *uap = (struct a *)clwp->lwp_ap;
1680 
1681 	aus_umount_path((caddr_t)uap->dir);
1682 }
1683 
1684 /*ARGSUSED*/
1685 static void
1686 aus_umount2(struct t_audit_data *tad)
1687 {
1688 	klwp_t			*clwp = ttolwp(curthread);
1689 	struct a {
1690 		long	dir;		/* char    * */
1691 		long	flags;
1692 	} *uap = (struct a *)clwp->lwp_ap;
1693 
1694 	aus_umount_path((caddr_t)uap->dir);
1695 
1696 	au_uwrite(au_to_arg32(2, "flags", (uint32_t)uap->flags));
1697 }
1698 
1699 static void
1700 aus_msgsys(struct t_audit_data *tad)
1701 {
1702 	klwp_t *clwp = ttolwp(curthread);
1703 	uint32_t msgid;
1704 
1705 	struct b {
1706 		long	msgid;
1707 		long	cmd;
1708 		long	buf;		/* struct msqid_ds * */
1709 	} *uap1 = (struct b *)&clwp->lwp_ap[1];
1710 
1711 	msgid = (uint32_t)uap1->msgid;
1712 
1713 
1714 	switch (tad->tad_event) {
1715 	case AUE_MSGGET:		/* msgget */
1716 		au_uwrite(au_to_arg32(1, "msg key", msgid));
1717 		break;
1718 	case AUE_MSGCTL:		/* msgctl */
1719 	case AUE_MSGCTL_RMID:		/* msgctl */
1720 	case AUE_MSGCTL_STAT:		/* msgctl */
1721 	case AUE_MSGRCV:		/* msgrcv */
1722 	case AUE_MSGSND:		/* msgsnd */
1723 		au_uwrite(au_to_arg32(1, "msg ID", msgid));
1724 		break;
1725 	case AUE_MSGCTL_SET:		/* msgctl */
1726 		au_uwrite(au_to_arg32(1, "msg ID", msgid));
1727 		break;
1728 	}
1729 }
1730 
1731 /*ARGSUSED*/
1732 static void
1733 auf_msgsys(struct t_audit_data *tad, int error, rval_t *rval)
1734 {
1735 	int id;
1736 
1737 	if (error != 0)
1738 		return;
1739 	if (tad->tad_event == AUE_MSGGET) {
1740 		uint32_t scid;
1741 		uint32_t sy_flags;
1742 
1743 		/* need to determine type of executing binary */
1744 		scid = tad->tad_scid;
1745 #ifdef _SYSCALL32_IMPL
1746 		if (lwp_getdatamodel(ttolwp(curthread)) == DATAMODEL_NATIVE)
1747 			sy_flags = sysent[scid].sy_flags & SE_RVAL_MASK;
1748 		else
1749 			sy_flags = sysent32[scid].sy_flags & SE_RVAL_MASK;
1750 #else
1751 		sy_flags = sysent[scid].sy_flags & SE_RVAL_MASK;
1752 #endif
1753 		if (sy_flags == SE_32RVAL1)
1754 			id = rval->r_val1;
1755 		if (sy_flags == (SE_32RVAL2|SE_32RVAL1))
1756 			id = rval->r_val1;
1757 		if (sy_flags == SE_64RVAL)
1758 			id = (int)rval->r_vals;
1759 
1760 		au_uwrite(au_to_ipc(AT_IPC_MSG, id));
1761 	}
1762 }
1763 
1764 static void
1765 aus_semsys(struct t_audit_data *tad)
1766 {
1767 	klwp_t *clwp = ttolwp(curthread);
1768 	uint32_t semid;
1769 
1770 	struct b {		/* ctrl */
1771 		long	semid;
1772 		long	semnum;
1773 		long	cmd;
1774 		long	arg;
1775 	} *uap1 = (struct b *)&clwp->lwp_ap[1];
1776 
1777 	semid = (uint32_t)uap1->semid;
1778 
1779 	switch (tad->tad_event) {
1780 	case AUE_SEMCTL_RMID:
1781 	case AUE_SEMCTL_STAT:
1782 	case AUE_SEMCTL_GETNCNT:
1783 	case AUE_SEMCTL_GETPID:
1784 	case AUE_SEMCTL_GETVAL:
1785 	case AUE_SEMCTL_GETALL:
1786 	case AUE_SEMCTL_GETZCNT:
1787 	case AUE_SEMCTL_SETVAL:
1788 	case AUE_SEMCTL_SETALL:
1789 	case AUE_SEMCTL:
1790 	case AUE_SEMOP:
1791 		au_uwrite(au_to_arg32(1, "sem ID", semid));
1792 		break;
1793 	case AUE_SEMCTL_SET:
1794 		au_uwrite(au_to_arg32(1, "sem ID", semid));
1795 		break;
1796 	case AUE_SEMGET:
1797 		au_uwrite(au_to_arg32(1, "sem key", semid));
1798 		break;
1799 	}
1800 }
1801 
1802 /*ARGSUSED*/
1803 static void
1804 auf_semsys(struct t_audit_data *tad, int error, rval_t *rval)
1805 {
1806 	int id;
1807 
1808 	if (error != 0)
1809 		return;
1810 	if (tad->tad_event == AUE_SEMGET) {
1811 		uint32_t scid;
1812 		uint32_t sy_flags;
1813 
1814 		/* need to determine type of executing binary */
1815 		scid = tad->tad_scid;
1816 #ifdef _SYSCALL32_IMPL
1817 		if (lwp_getdatamodel(ttolwp(curthread)) == DATAMODEL_NATIVE)
1818 			sy_flags = sysent[scid].sy_flags & SE_RVAL_MASK;
1819 		else
1820 			sy_flags = sysent32[scid].sy_flags & SE_RVAL_MASK;
1821 #else
1822 		sy_flags = sysent[scid].sy_flags & SE_RVAL_MASK;
1823 #endif
1824 		if (sy_flags == SE_32RVAL1)
1825 			id = rval->r_val1;
1826 		if (sy_flags == (SE_32RVAL2|SE_32RVAL1))
1827 			id = rval->r_val1;
1828 		if (sy_flags == SE_64RVAL)
1829 			id = (int)rval->r_vals;
1830 
1831 		au_uwrite(au_to_ipc(AT_IPC_SEM, id));
1832 	}
1833 }
1834 
1835 /*ARGSUSED*/
1836 static void
1837 aus_close(struct t_audit_data *tad)
1838 {
1839 	klwp_t *clwp = ttolwp(curthread);
1840 	uint32_t fd;
1841 	struct file *fp;
1842 	struct f_audit_data *fad;
1843 	struct vnode *vp;
1844 	struct vattr attr;
1845 	au_kcontext_t	*kctx = GET_KCTX_PZ;
1846 
1847 	struct a {
1848 		long	i;
1849 	} *uap = (struct a *)clwp->lwp_ap;
1850 
1851 	fd = (uint32_t)uap->i;
1852 
1853 	attr.va_mask = 0;
1854 	au_uwrite(au_to_arg32(1, "fd", fd));
1855 
1856 		/*
1857 		 * convert file pointer to file descriptor
1858 		 *   Note: fd ref count incremented here.
1859 		 */
1860 	if ((fp = getf(fd)) == NULL)
1861 		return;
1862 
1863 	fad = F2A(fp);
1864 	tad->tad_evmod = (short)fad->fad_flags;
1865 	if (fad->fad_aupath != NULL) {
1866 		au_uwrite(au_to_path(fad->fad_aupath));
1867 		if ((vp = fp->f_vnode) != NULL) {
1868 			attr.va_mask = AT_ALL;
1869 			if (VOP_GETATTR(vp, &attr, 0, CRED()) == 0) {
1870 				/*
1871 				 * When write was not used and the file can be
1872 				 * considered public, skip the audit.
1873 				 */
1874 				if (((fp->f_flag & FWRITE) == 0) &&
1875 				    file_is_public(&attr)) {
1876 					tad->tad_flag = 0;
1877 					tad->tad_evmod = 0;
1878 					/* free any residual audit data */
1879 					au_close(kctx, &(u_ad), 0, 0, 0);
1880 					releasef(fd);
1881 					return;
1882 				}
1883 				au_uwrite(au_to_attr(&attr));
1884 				audit_sec_attributes(&(u_ad), vp);
1885 			}
1886 		}
1887 	}
1888 
1889 	/* decrement file descriptor reference count */
1890 	releasef(fd);
1891 }
1892 
1893 /*ARGSUSED*/
1894 static void
1895 aus_fstatfs(struct t_audit_data *tad)
1896 {
1897 	klwp_t *clwp = ttolwp(curthread);
1898 	uint32_t fd;
1899 	struct file  *fp;
1900 	struct vnode *vp;
1901 	struct f_audit_data *fad;
1902 
1903 	struct a {
1904 		long	fd;
1905 		long	buf;		/* struct statfs * */
1906 	} *uap = (struct a *)clwp->lwp_ap;
1907 
1908 	fd = (uint_t)uap->fd;
1909 
1910 		/*
1911 		 * convert file pointer to file descriptor
1912 		 *   Note: fd ref count incremented here.
1913 		 */
1914 	if ((fp = getf(fd)) == NULL)
1915 		return;
1916 
1917 		/* get path from file struct here */
1918 	fad = F2A(fp);
1919 	if (fad->fad_aupath != NULL) {
1920 		au_uwrite(au_to_path(fad->fad_aupath));
1921 	} else {
1922 		au_uwrite(au_to_arg32(1, "no path: fd", fd));
1923 	}
1924 
1925 	vp = fp->f_vnode;
1926 	audit_attributes(vp);
1927 
1928 	/* decrement file descriptor reference count */
1929 	releasef(fd);
1930 }
1931 
1932 #ifdef NOTYET
1933 /*ARGSUSED*/
1934 static void
1935 aus_setpgrp(struct t_audit_data *tad)
1936 {
1937 	klwp_t *clwp = ttolwp(curthread);
1938 	uint32_t pgrp;
1939 	struct proc *p;
1940 	uid_t uid, ruid;
1941 	gid_t gid, rgid;
1942 	pid_t pid;
1943 	const auditinfo_addr_t *ainfo;
1944 	cred_t *cr;
1945 
1946 	struct a {
1947 		long	pid;
1948 		long	pgrp;
1949 	} *uap = (struct a *)clwp->lwp_ap;
1950 
1951 	pid  = (pid_t)uap->pid;
1952 	pgrp = (uint32_t)uap->pgrp;
1953 
1954 		/* current process? */
1955 	if (pid == 0)
1956 		(return);
1957 
1958 	mutex_enter(&pidlock);
1959 	p = prfind(pid);
1960 	if (p == NULL || p->p_as == &kas) {
1961 		mutex_exit(&pidlock);
1962 		return;
1963 	}
1964 	mutex_enter(&p->p_lock);	/* so process doesn't go away */
1965 	mutex_exit(&pidlock);
1966 
1967 	mutex_enter(&p->p_crlock);
1968 	crhold(cr = p->p_cred);
1969 	mutex_exit(&p->p_crlock);
1970 	mutex_exit(&p->p_lock);
1971 
1972 	ainfo = crgetauinfo(cr);
1973 	if (ainfo == NULL) {
1974 		crfree(cr);
1975 		return;
1976 	}
1977 
1978 	uid  = crgetuid(cr);
1979 	gid  = crgetgid(cr);
1980 	ruid = crgetruid(cr);
1981 	rgid = crgetrgid(cr);
1982 	au_uwrite(au_to_process(uid, gid, ruid, rgid, pid,
1983 	    ainfo->ai_auid, ainfo->ai_asid, &ainfo->ai_termid));
1984 	crfree(cr);
1985 	au_uwrite(au_to_arg32(2, "pgrp", pgrp));
1986 }
1987 #endif
1988 
1989 /*ARGSUSED*/
1990 static void
1991 aus_setregid(struct t_audit_data *tad)
1992 {
1993 	klwp_t *clwp = ttolwp(curthread);
1994 	uint32_t rgid, egid;
1995 
1996 	struct a {
1997 		long	 rgid;
1998 		long	 egid;
1999 	} *uap = (struct a *)clwp->lwp_ap;
2000 
2001 	rgid  = (uint32_t)uap->rgid;
2002 	egid  = (uint32_t)uap->egid;
2003 
2004 	au_uwrite(au_to_arg32(1, "rgid", rgid));
2005 	au_uwrite(au_to_arg32(2, "egid", egid));
2006 }
2007 
2008 /*ARGSUSED*/
2009 static void
2010 aus_setgid(struct t_audit_data *tad)
2011 {
2012 	klwp_t *clwp = ttolwp(curthread);
2013 	uint32_t gid;
2014 
2015 	struct a {
2016 		long	gid;
2017 	} *uap = (struct a *)clwp->lwp_ap;
2018 
2019 	gid = (uint32_t)uap->gid;
2020 
2021 	au_uwrite(au_to_arg32(1, "gid", gid));
2022 }
2023 
2024 
2025 /*ARGSUSED*/
2026 static void
2027 aus_setreuid(struct t_audit_data *tad)
2028 {
2029 	klwp_t *clwp = ttolwp(curthread);
2030 	uint32_t ruid, euid;
2031 
2032 	struct a {
2033 		long	ruid;
2034 		long	euid;
2035 	} *uap = (struct a *)clwp->lwp_ap;
2036 
2037 	ruid = (uint32_t)uap->ruid;
2038 	euid  = (uint32_t)uap->euid;
2039 
2040 	au_uwrite(au_to_arg32(1, "ruid", ruid));
2041 	au_uwrite(au_to_arg32(2, "euid", euid));
2042 }
2043 
2044 
2045 /*ARGSUSED*/
2046 static void
2047 aus_setuid(struct t_audit_data *tad)
2048 {
2049 	klwp_t *clwp = ttolwp(curthread);
2050 	uint32_t uid;
2051 
2052 	struct a {
2053 		long	uid;
2054 	} *uap = (struct a *)clwp->lwp_ap;
2055 
2056 	uid = (uint32_t)uap->uid;
2057 
2058 	au_uwrite(au_to_arg32(1, "uid", uid));
2059 }
2060 
2061 /*ARGSUSED*/
2062 static void
2063 aus_shmsys(struct t_audit_data *tad)
2064 {
2065 	klwp_t *clwp = ttolwp(curthread);
2066 	uint32_t id, cmd;
2067 
2068 	struct b {
2069 		long	id;
2070 		long	cmd;
2071 		long	buf;		/* struct shmid_ds * */
2072 	} *uap1 = (struct b *)&clwp->lwp_ap[1];
2073 
2074 	id  = (uint32_t)uap1->id;
2075 	cmd = (uint32_t)uap1->cmd;
2076 
2077 	switch (tad->tad_event) {
2078 	case AUE_SHMGET:			/* shmget */
2079 		au_uwrite(au_to_arg32(1, "shm key", id));
2080 		break;
2081 	case AUE_SHMCTL:			/* shmctl */
2082 	case AUE_SHMCTL_RMID:			/* shmctl */
2083 	case AUE_SHMCTL_STAT:			/* shmctl */
2084 	case AUE_SHMCTL_SET:			/* shmctl */
2085 		au_uwrite(au_to_arg32(1, "shm ID", id));
2086 		break;
2087 	case AUE_SHMDT:				/* shmdt */
2088 		au_uwrite(au_to_arg32(1, "shm adr", id));
2089 		break;
2090 	case AUE_SHMAT:				/* shmat */
2091 		au_uwrite(au_to_arg32(1, "shm ID", id));
2092 		au_uwrite(au_to_arg32(2, "shm adr", cmd));
2093 		break;
2094 	}
2095 }
2096 
2097 /*ARGSUSED*/
2098 static void
2099 auf_shmsys(struct t_audit_data *tad, int error, rval_t *rval)
2100 {
2101 	int id;
2102 
2103 	if (error != 0)
2104 		return;
2105 	if (tad->tad_event == AUE_SHMGET) {
2106 		uint32_t scid;
2107 		uint32_t sy_flags;
2108 
2109 		/* need to determine type of executing binary */
2110 		scid = tad->tad_scid;
2111 #ifdef _SYSCALL32_IMPL
2112 		if (lwp_getdatamodel(ttolwp(curthread)) == DATAMODEL_NATIVE)
2113 			sy_flags = sysent[scid].sy_flags & SE_RVAL_MASK;
2114 		else
2115 			sy_flags = sysent32[scid].sy_flags & SE_RVAL_MASK;
2116 #else
2117 		sy_flags = sysent[scid].sy_flags & SE_RVAL_MASK;
2118 #endif
2119 		if (sy_flags == SE_32RVAL1)
2120 			id = rval->r_val1;
2121 		if (sy_flags == (SE_32RVAL2|SE_32RVAL1))
2122 			id = rval->r_val1;
2123 		if (sy_flags == SE_64RVAL)
2124 			id = (int)rval->r_vals;
2125 		au_uwrite(au_to_ipc(AT_IPC_SHM, id));
2126 	}
2127 }
2128 
2129 
2130 /*ARGSUSED*/
2131 static void
2132 aus_ioctl(struct t_audit_data *tad)
2133 {
2134 	klwp_t *clwp = ttolwp(curthread);
2135 	struct file *fp;
2136 	struct vnode *vp;
2137 	struct f_audit_data *fad;
2138 	uint32_t fd, cmd;
2139 	uintptr_t cmarg;
2140 
2141 	/* XX64 */
2142 	struct a {
2143 		long	fd;
2144 		long	cmd;
2145 		long	cmarg;		/* caddr_t */
2146 	} *uap = (struct a *)clwp->lwp_ap;
2147 
2148 	fd    = (uint32_t)uap->fd;
2149 	cmd   = (uint32_t)uap->cmd;
2150 	cmarg = (uintptr_t)uap->cmarg;
2151 
2152 		/*
2153 		 * convert file pointer to file descriptor
2154 		 *   Note: fd ref count incremented here.
2155 		 */
2156 	if ((fp = getf(fd)) == NULL) {
2157 		au_uwrite(au_to_arg32(1, "fd", fd));
2158 		au_uwrite(au_to_arg32(2, "cmd", cmd));
2159 #ifndef _LP64
2160 			au_uwrite(au_to_arg32(3, "arg", (uint32_t)cmarg));
2161 #else
2162 			au_uwrite(au_to_arg64(3, "arg", (uint64_t)cmarg));
2163 #endif
2164 		return;
2165 	}
2166 
2167 	/* get path from file struct here */
2168 	fad = F2A(fp);
2169 	if (fad->fad_aupath != NULL) {
2170 		au_uwrite(au_to_path(fad->fad_aupath));
2171 	} else {
2172 		au_uwrite(au_to_arg32(1, "no path: fd", fd));
2173 	}
2174 
2175 	vp = fp->f_vnode;
2176 	audit_attributes(vp);
2177 
2178 	/* decrement file descriptor reference count */
2179 	releasef(fd);
2180 
2181 	au_uwrite(au_to_arg32(2, "cmd", cmd));
2182 #ifndef _LP64
2183 		au_uwrite(au_to_arg32(3, "arg", (uint32_t)cmarg));
2184 #else
2185 		au_uwrite(au_to_arg64(3, "arg", (uint64_t)cmarg));
2186 #endif
2187 }
2188 
2189 /*
2190  * null function for memcntl for now. We might want to limit memcntl()
2191  * auditing to commands: MC_LOCKAS, MC_LOCK, MC_UNLOCKAS, MC_UNLOCK which
2192  * require privileges.
2193  */
2194 static au_event_t
2195 aui_memcntl(au_event_t e)
2196 {
2197 	return (e);
2198 }
2199 
2200 /*ARGSUSED*/
2201 static au_event_t
2202 aui_privsys(au_event_t e)
2203 {
2204 	klwp_t *clwp = ttolwp(curthread);
2205 
2206 	struct a {
2207 		long	opcode;
2208 	} *uap = (struct a *)clwp->lwp_ap;
2209 
2210 	switch (uap->opcode) {
2211 	case PRIVSYS_SETPPRIV:
2212 		return (AUE_SETPPRIV);
2213 	default:
2214 		return (AUE_NULL);
2215 	}
2216 }
2217 
2218 /*ARGSUSED*/
2219 static void
2220 aus_memcntl(struct t_audit_data *tad)
2221 {
2222 	klwp_t *clwp = ttolwp(curthread);
2223 
2224 	struct a {
2225 		long	addr;
2226 		long	len;
2227 		long	cmd;
2228 		long	arg;
2229 		long	attr;
2230 		long	mask;
2231 	} *uap = (struct a *)clwp->lwp_ap;
2232 
2233 #ifdef _LP64
2234 	au_uwrite(au_to_arg64(1, "base", (uint64_t)uap->addr));
2235 	au_uwrite(au_to_arg64(2, "len", (uint64_t)uap->len));
2236 #else
2237 	au_uwrite(au_to_arg32(1, "base", (uint32_t)uap->addr));
2238 	au_uwrite(au_to_arg32(2, "len", (uint32_t)uap->len));
2239 #endif
2240 	au_uwrite(au_to_arg32(3, "cmd", (uint_t)uap->cmd));
2241 #ifdef _LP64
2242 	au_uwrite(au_to_arg64(4, "arg", (uint64_t)uap->arg));
2243 #else
2244 	au_uwrite(au_to_arg32(4, "arg", (uint32_t)uap->arg));
2245 #endif
2246 	au_uwrite(au_to_arg32(5, "attr", (uint_t)uap->attr));
2247 	au_uwrite(au_to_arg32(6, "mask", (uint_t)uap->mask));
2248 }
2249 
2250 /*ARGSUSED*/
2251 static void
2252 aus_mmap(struct t_audit_data *tad)
2253 {
2254 	klwp_t *clwp = ttolwp(curthread);
2255 	struct file *fp;
2256 	struct f_audit_data *fad;
2257 	struct vnode *vp;
2258 	uint32_t fd;
2259 
2260 	struct a {
2261 		long	addr;
2262 		long	len;
2263 		long	prot;
2264 		long	flags;
2265 		long	fd;
2266 		long	pos;
2267 	} *uap = (struct a *)clwp->lwp_ap;
2268 
2269 	fd = (uint32_t)uap->fd;
2270 
2271 #ifdef _LP64
2272 	au_uwrite(au_to_arg64(1, "addr", (uint64_t)uap->addr));
2273 	au_uwrite(au_to_arg64(2, "len", (uint64_t)uap->len));
2274 #else
2275 	au_uwrite(au_to_arg32(1, "addr", (uint32_t)uap->addr));
2276 	au_uwrite(au_to_arg32(2, "len", (uint32_t)uap->len));
2277 #endif
2278 
2279 	if ((fp = getf(fd)) == NULL) {
2280 		au_uwrite(au_to_arg32(5, "fd", (uint32_t)uap->fd));
2281 		return;
2282 	}
2283 
2284 	/*
2285 	 * Mark in the tad if write access is NOT requested... if
2286 	 * this is later detected (in audit_attributes) to be a
2287 	 * public object, the mmap event may be discarded.
2288 	 */
2289 	if (((uap->prot) & PROT_WRITE) == 0) {
2290 		tad->tad_ctrl |= PAD_PUBLIC_EV;
2291 	}
2292 
2293 	fad = F2A(fp);
2294 	if (fad->fad_aupath != NULL) {
2295 		au_uwrite(au_to_path(fad->fad_aupath));
2296 	} else {
2297 		au_uwrite(au_to_arg32(1, "no path: fd", fd));
2298 	}
2299 
2300 	vp = (struct vnode *)fp->f_vnode;
2301 	audit_attributes(vp);
2302 
2303 	/* mark READ/WRITE since we can't predict access */
2304 	if (uap->prot & PROT_READ)
2305 		fad->fad_flags |= FAD_READ;
2306 	if (uap->prot & PROT_WRITE)
2307 		fad->fad_flags |= FAD_WRITE;
2308 
2309 	/* decrement file descriptor reference count */
2310 	releasef(fd);
2311 
2312 }	/* AUS_MMAP */
2313 
2314 
2315 
2316 
2317 /*ARGSUSED*/
2318 static void
2319 aus_munmap(struct t_audit_data *tad)
2320 {
2321 	klwp_t *clwp = ttolwp(curthread);
2322 
2323 	struct a {
2324 		long	addr;
2325 		long	len;
2326 	} *uap = (struct a *)clwp->lwp_ap;
2327 
2328 #ifdef _LP64
2329 	au_uwrite(au_to_arg64(1, "addr", (uint64_t)uap->addr));
2330 	au_uwrite(au_to_arg64(2, "len", (uint64_t)uap->len));
2331 #else
2332 	au_uwrite(au_to_arg32(1, "addr", (uint32_t)uap->addr));
2333 	au_uwrite(au_to_arg32(2, "len", (uint32_t)uap->len));
2334 #endif
2335 
2336 }	/* AUS_MUNMAP */
2337 
2338 
2339 
2340 
2341 
2342 
2343 
2344 /*ARGSUSED*/
2345 static void
2346 aus_priocntlsys(struct t_audit_data *tad)
2347 {
2348 	klwp_t *clwp = ttolwp(curthread);
2349 
2350 	struct a {
2351 		long	pc_version;
2352 		long	psp;		/* procset_t */
2353 		long	cmd;
2354 		long	arg;
2355 	} *uap = (struct a *)clwp->lwp_ap;
2356 
2357 	au_uwrite(au_to_arg32(1, "pc_version", (uint32_t)uap->pc_version));
2358 	au_uwrite(au_to_arg32(3, "cmd", (uint32_t)uap->cmd));
2359 
2360 }	/* AUS_PRIOCNTLSYS */
2361 
2362 
2363 /*ARGSUSED*/
2364 static void
2365 aus_setegid(struct t_audit_data *tad)
2366 {
2367 	klwp_t *clwp = ttolwp(curthread);
2368 	uint32_t gid;
2369 
2370 	struct a {
2371 		long	gid;
2372 	} *uap = (struct a *)clwp->lwp_ap;
2373 
2374 	gid = (uint32_t)uap->gid;
2375 
2376 	au_uwrite(au_to_arg32(1, "gid", gid));
2377 }	/* AUS_SETEGID */
2378 
2379 
2380 
2381 
2382 /*ARGSUSED*/
2383 static void
2384 aus_setgroups(struct t_audit_data *tad)
2385 {
2386 	klwp_t *clwp = ttolwp(curthread);
2387 	int i;
2388 	int gidsetsize;
2389 	uintptr_t gidset;
2390 	gid_t *gidlist;
2391 
2392 	struct a {
2393 		long	gidsetsize;
2394 		long	gidset;
2395 	} *uap = (struct a *)clwp->lwp_ap;
2396 
2397 	gidsetsize = (uint_t)uap->gidsetsize;
2398 	gidset = (uintptr_t)uap->gidset;
2399 
2400 	if ((gidsetsize > NGROUPS_MAX_DEFAULT) || (gidsetsize < 0))
2401 		return;
2402 	if (gidsetsize != 0) {
2403 		gidlist = kmem_alloc(gidsetsize * sizeof (gid_t),
2404 		    KM_SLEEP);
2405 		if (copyin((caddr_t)gidset, gidlist,
2406 		    gidsetsize * sizeof (gid_t)) == 0)
2407 			for (i = 0; i < gidsetsize; i++)
2408 				au_uwrite(au_to_arg32(1, "setgroups",
2409 				    (uint32_t)gidlist[i]));
2410 		kmem_free(gidlist, gidsetsize * sizeof (gid_t));
2411 	} else
2412 		au_uwrite(au_to_arg32(1, "setgroups", (uint32_t)0));
2413 
2414 }	/* AUS_SETGROUPS */
2415 
2416 
2417 
2418 
2419 
2420 /*ARGSUSED*/
2421 static void
2422 aus_seteuid(struct t_audit_data *tad)
2423 {
2424 	klwp_t *clwp = ttolwp(curthread);
2425 	uint32_t uid;
2426 
2427 	struct a {
2428 		long	uid;
2429 	} *uap = (struct a *)clwp->lwp_ap;
2430 
2431 	uid = (uint32_t)uap->uid;
2432 
2433 	au_uwrite(au_to_arg32(1, "euid", uid));
2434 
2435 }	/* AUS_SETEUID */
2436 
2437 /*ARGSUSED*/
2438 static void
2439 aus_putmsg(struct t_audit_data *tad)
2440 {
2441 	klwp_t *clwp = ttolwp(curthread);
2442 	uint32_t fd, pri;
2443 	struct file *fp;
2444 	struct f_audit_data *fad;
2445 
2446 	struct a {
2447 		long	fdes;
2448 		long	ctl;		/* struct strbuf * */
2449 		long	data;		/* struct strbuf * */
2450 		long	pri;
2451 	} *uap = (struct a *)clwp->lwp_ap;
2452 
2453 	fd  = (uint32_t)uap->fdes;
2454 	pri = (uint32_t)uap->pri;
2455 
2456 	au_uwrite(au_to_arg32(1, "fd", fd));
2457 
2458 	if ((fp = getf(fd)) != NULL) {
2459 		fad = F2A(fp);
2460 
2461 		fad->fad_flags |= FAD_WRITE;
2462 
2463 		/* add path name to audit record */
2464 		if (fad->fad_aupath != NULL) {
2465 			au_uwrite(au_to_path(fad->fad_aupath));
2466 		}
2467 		audit_attributes(fp->f_vnode);
2468 
2469 		releasef(fd);
2470 	}
2471 
2472 	au_uwrite(au_to_arg32(4, "pri", pri));
2473 }
2474 
2475 /*ARGSUSED*/
2476 static void
2477 aus_putpmsg(struct t_audit_data *tad)
2478 {
2479 	klwp_t *clwp = ttolwp(curthread);
2480 	uint32_t fd, pri, flags;
2481 	struct file *fp;
2482 	struct f_audit_data *fad;
2483 
2484 	struct a {
2485 		long	fdes;
2486 		long	ctl;		/* struct strbuf * */
2487 		long	data;		/* struct strbuf * */
2488 		long	pri;
2489 		long	flags;
2490 	} *uap = (struct a *)clwp->lwp_ap;
2491 
2492 	fd = (uint32_t)uap->fdes;
2493 	pri  = (uint32_t)uap->pri;
2494 	flags  = (uint32_t)uap->flags;
2495 
2496 	au_uwrite(au_to_arg32(1, "fd", fd));
2497 
2498 	if ((fp = getf(fd)) != NULL) {
2499 		fad = F2A(fp);
2500 
2501 		fad->fad_flags |= FAD_WRITE;
2502 
2503 		/* add path name to audit record */
2504 		if (fad->fad_aupath != NULL) {
2505 			au_uwrite(au_to_path(fad->fad_aupath));
2506 		}
2507 		audit_attributes(fp->f_vnode);
2508 
2509 		releasef(fd);
2510 	}
2511 
2512 
2513 	au_uwrite(au_to_arg32(4, "pri", pri));
2514 	au_uwrite(au_to_arg32(5, "flags", flags));
2515 }
2516 
2517 /*ARGSUSED*/
2518 static void
2519 aus_getmsg(struct t_audit_data *tad)
2520 {
2521 	klwp_t *clwp = ttolwp(curthread);
2522 	uint32_t fd, pri;
2523 	struct file *fp;
2524 	struct f_audit_data *fad;
2525 
2526 	struct a {
2527 		long	fdes;
2528 		long	ctl;		/* struct strbuf * */
2529 		long	data;		/* struct strbuf * */
2530 		long	pri;
2531 	} *uap = (struct a *)clwp->lwp_ap;
2532 
2533 	fd  = (uint32_t)uap->fdes;
2534 	pri = (uint32_t)uap->pri;
2535 
2536 	au_uwrite(au_to_arg32(1, "fd", fd));
2537 
2538 	if ((fp = getf(fd)) != NULL) {
2539 		fad = F2A(fp);
2540 
2541 		/*
2542 		 * read operation on this object
2543 		 */
2544 		fad->fad_flags |= FAD_READ;
2545 
2546 		/* add path name to audit record */
2547 		if (fad->fad_aupath != NULL) {
2548 			au_uwrite(au_to_path(fad->fad_aupath));
2549 		}
2550 		audit_attributes(fp->f_vnode);
2551 
2552 		releasef(fd);
2553 	}
2554 
2555 	au_uwrite(au_to_arg32(4, "pri", pri));
2556 }
2557 
2558 /*ARGSUSED*/
2559 static void
2560 aus_getpmsg(struct t_audit_data *tad)
2561 {
2562 	klwp_t *clwp = ttolwp(curthread);
2563 	uint32_t fd;
2564 	struct file *fp;
2565 	struct f_audit_data *fad;
2566 
2567 	struct a {
2568 		long	fdes;
2569 		long	ctl;		/* struct strbuf * */
2570 		long	data;		/* struct strbuf * */
2571 		long	pri;
2572 		long	flags;
2573 	} *uap = (struct a *)clwp->lwp_ap;
2574 
2575 	fd = (uint32_t)uap->fdes;
2576 
2577 	au_uwrite(au_to_arg32(1, "fd", fd));
2578 
2579 	if ((fp = getf(fd)) != NULL) {
2580 		fad = F2A(fp);
2581 
2582 		/*
2583 		 * read operation on this object
2584 		 */
2585 		fad->fad_flags |= FAD_READ;
2586 
2587 		/* add path name to audit record */
2588 		if (fad->fad_aupath != NULL) {
2589 			au_uwrite(au_to_path(fad->fad_aupath));
2590 		}
2591 		audit_attributes(fp->f_vnode);
2592 
2593 		releasef(fd);
2594 	}
2595 }
2596 
2597 static au_event_t
2598 aui_auditsys(au_event_t e)
2599 {
2600 	klwp_t *clwp = ttolwp(curthread);
2601 	uint32_t code;
2602 
2603 	struct a {
2604 		long	code;
2605 		long	a1;
2606 		long	a2;
2607 		long	a3;
2608 		long	a4;
2609 		long	a5;
2610 		long	a6;
2611 		long	a7;
2612 	} *uap = (struct a *)clwp->lwp_ap;
2613 
2614 	code = (uint32_t)uap->code;
2615 
2616 	switch (code) {
2617 
2618 	case BSM_GETAUID:
2619 		e = AUE_GETAUID;
2620 		break;
2621 	case BSM_SETAUID:
2622 		e = AUE_SETAUID;
2623 		break;
2624 	case BSM_GETAUDIT:
2625 		e = AUE_GETAUDIT;
2626 		break;
2627 	case BSM_GETAUDIT_ADDR:
2628 		e = AUE_GETAUDIT_ADDR;
2629 		break;
2630 	case BSM_SETAUDIT:
2631 		e = AUE_SETAUDIT;
2632 		break;
2633 	case BSM_SETAUDIT_ADDR:
2634 		e = AUE_SETAUDIT_ADDR;
2635 		break;
2636 	case BSM_AUDIT:
2637 		e = AUE_AUDIT;
2638 		break;
2639 	case BSM_AUDITSVC:
2640 		e = AUE_AUDITSVC;
2641 		break;
2642 	case BSM_GETPORTAUDIT:
2643 		e = AUE_GETPORTAUDIT;
2644 		break;
2645 	case BSM_AUDITON:
2646 	case BSM_AUDITCTL:
2647 
2648 		switch ((uint_t)uap->a1) {
2649 
2650 		case A_GETPOLICY:
2651 			e = AUE_AUDITON_GPOLICY;
2652 			break;
2653 		case A_SETPOLICY:
2654 			e = AUE_AUDITON_SPOLICY;
2655 			break;
2656 		case A_GETKMASK:
2657 			e = AUE_AUDITON_GETKMASK;
2658 			break;
2659 		case A_SETKMASK:
2660 			e = AUE_AUDITON_SETKMASK;
2661 			break;
2662 		case A_GETQCTRL:
2663 			e = AUE_AUDITON_GQCTRL;
2664 			break;
2665 		case A_SETQCTRL:
2666 			e = AUE_AUDITON_SQCTRL;
2667 			break;
2668 		case A_GETCWD:
2669 			e = AUE_AUDITON_GETCWD;
2670 			break;
2671 		case A_GETCAR:
2672 			e = AUE_AUDITON_GETCAR;
2673 			break;
2674 		case A_GETSTAT:
2675 			e = AUE_AUDITON_GETSTAT;
2676 			break;
2677 		case A_SETSTAT:
2678 			e = AUE_AUDITON_SETSTAT;
2679 			break;
2680 		case A_SETUMASK:
2681 			e = AUE_AUDITON_SETUMASK;
2682 			break;
2683 		case A_SETSMASK:
2684 			e = AUE_AUDITON_SETSMASK;
2685 			break;
2686 		case A_GETCOND:
2687 			e = AUE_AUDITON_GETCOND;
2688 			break;
2689 		case A_SETCOND:
2690 			e = AUE_AUDITON_SETCOND;
2691 			break;
2692 		case A_GETCLASS:
2693 			e = AUE_AUDITON_GETCLASS;
2694 			break;
2695 		case A_SETCLASS:
2696 			e = AUE_AUDITON_SETCLASS;
2697 			break;
2698 		default:
2699 			e = AUE_NULL;
2700 			break;
2701 		}
2702 		break;
2703 	default:
2704 		e = AUE_NULL;
2705 		break;
2706 	}
2707 
2708 	return (e);
2709 
2710 
2711 
2712 
2713 }	/* AUI_AUDITSYS */
2714 
2715 
2716 
2717 
2718 
2719 
2720 
2721 static void
2722 aus_auditsys(struct t_audit_data *tad)
2723 {
2724 	klwp_t *clwp = ttolwp(curthread);
2725 	uintptr_t a1, a2;
2726 	struct file *fp;
2727 	struct f_audit_data *fad;
2728 	struct vnode *vp;
2729 	STRUCT_DECL(auditinfo, ainfo);
2730 	STRUCT_DECL(auditinfo_addr, ainfo_addr);
2731 	au_evclass_map_t event;
2732 	au_mask_t mask;
2733 	int auditstate, policy;
2734 	au_id_t auid;
2735 
2736 
2737 	struct a {
2738 		long	code;
2739 		long	a1;
2740 		long	a2;
2741 		long	a3;
2742 		long	a4;
2743 		long	a5;
2744 		long	a6;
2745 		long	a7;
2746 	} *uap = (struct a *)clwp->lwp_ap;
2747 
2748 	a1   = (uintptr_t)uap->a1;
2749 	a2   = (uintptr_t)uap->a2;
2750 
2751 	switch (tad->tad_event) {
2752 	case AUE_SETAUID:
2753 		if (copyin((caddr_t)a1, &auid, sizeof (au_id_t)))
2754 				return;
2755 		au_uwrite(au_to_arg32(2, "setauid", auid));
2756 		break;
2757 	case AUE_SETAUDIT:
2758 		STRUCT_INIT(ainfo, get_udatamodel());
2759 		if (copyin((caddr_t)a1, STRUCT_BUF(ainfo),
2760 		    STRUCT_SIZE(ainfo))) {
2761 				return;
2762 		}
2763 		au_uwrite(au_to_arg32((char)1, "setaudit:auid",
2764 		    (uint32_t)STRUCT_FGET(ainfo, ai_auid)));
2765 #ifdef _LP64
2766 		au_uwrite(au_to_arg64((char)1, "setaudit:port",
2767 		    (uint64_t)STRUCT_FGET(ainfo, ai_termid.port)));
2768 #else
2769 		au_uwrite(au_to_arg32((char)1, "setaudit:port",
2770 		    (uint32_t)STRUCT_FGET(ainfo, ai_termid.port)));
2771 #endif
2772 		au_uwrite(au_to_arg32((char)1, "setaudit:machine",
2773 		    (uint32_t)STRUCT_FGET(ainfo, ai_termid.machine)));
2774 		au_uwrite(au_to_arg32((char)1, "setaudit:as_success",
2775 		    (uint32_t)STRUCT_FGET(ainfo, ai_mask.as_success)));
2776 		au_uwrite(au_to_arg32((char)1, "setaudit:as_failure",
2777 		    (uint32_t)STRUCT_FGET(ainfo, ai_mask.as_failure)));
2778 		au_uwrite(au_to_arg32((char)1, "setaudit:asid",
2779 		    (uint32_t)STRUCT_FGET(ainfo, ai_asid)));
2780 		break;
2781 	case AUE_SETAUDIT_ADDR:
2782 		STRUCT_INIT(ainfo_addr, get_udatamodel());
2783 		if (copyin((caddr_t)a1, STRUCT_BUF(ainfo_addr),
2784 		    STRUCT_SIZE(ainfo_addr))) {
2785 				return;
2786 		}
2787 		au_uwrite(au_to_arg32((char)1, "auid",
2788 		    (uint32_t)STRUCT_FGET(ainfo_addr, ai_auid)));
2789 #ifdef _LP64
2790 		au_uwrite(au_to_arg64((char)1, "port",
2791 		    (uint64_t)STRUCT_FGET(ainfo_addr, ai_termid.at_port)));
2792 #else
2793 		au_uwrite(au_to_arg32((char)1, "port",
2794 		    (uint32_t)STRUCT_FGET(ainfo_addr, ai_termid.at_port)));
2795 #endif
2796 		au_uwrite(au_to_arg32((char)1, "type",
2797 		    (uint32_t)STRUCT_FGET(ainfo_addr, ai_termid.at_type)));
2798 		if ((uint32_t)STRUCT_FGET(ainfo_addr, ai_termid.at_type) ==
2799 		    AU_IPv4) {
2800 			au_uwrite(au_to_in_addr(
2801 			    (struct in_addr *)STRUCT_FGETP(ainfo_addr,
2802 			    ai_termid.at_addr)));
2803 		} else {
2804 			au_uwrite(au_to_in_addr_ex(
2805 			    (int32_t *)STRUCT_FGETP(ainfo_addr,
2806 			    ai_termid.at_addr)));
2807 		}
2808 		au_uwrite(au_to_arg32((char)1, "as_success",
2809 		    (uint32_t)STRUCT_FGET(ainfo_addr, ai_mask.as_success)));
2810 		au_uwrite(au_to_arg32((char)1, "as_failure",
2811 		    (uint32_t)STRUCT_FGET(ainfo_addr, ai_mask.as_failure)));
2812 		au_uwrite(au_to_arg32((char)1, "asid",
2813 		    (uint32_t)STRUCT_FGET(ainfo_addr, ai_asid)));
2814 		break;
2815 	case AUE_AUDITSVC:
2816 		/*
2817 		 * convert file pointer to file descriptor
2818 		 * Note: fd ref count incremented here
2819 		 */
2820 		if ((fp = getf((uint_t)a1)) == NULL)
2821 			return;
2822 		fad = F2A(fp);
2823 		if (fad->fad_aupath != NULL) {
2824 			au_uwrite(au_to_path(fad->fad_aupath));
2825 		} else {
2826 			au_uwrite(au_to_arg32(2, "no path: fd", (uint32_t)a1));
2827 		}
2828 
2829 		vp = fp->f_vnode;	/* include vnode attributes */
2830 		audit_attributes(vp);
2831 
2832 		/* decrement file descriptor ref count */
2833 		releasef((uint_t)a1);
2834 
2835 		au_uwrite(au_to_arg32(3, "limit", (uint32_t)a2));
2836 		break;
2837 	case AUE_AUDITON_SETKMASK:
2838 		if (copyin((caddr_t)a2, &mask, sizeof (au_mask_t)))
2839 				return;
2840 		au_uwrite(au_to_arg32(
2841 		    2, "setkmask:as_success", (uint32_t)mask.as_success));
2842 		au_uwrite(au_to_arg32(
2843 		    2, "setkmask:as_failure", (uint32_t)mask.as_failure));
2844 		break;
2845 	case AUE_AUDITON_SPOLICY:
2846 		if (copyin((caddr_t)a2, &policy, sizeof (int)))
2847 			return;
2848 		au_uwrite(au_to_arg32(3, "setpolicy", (uint32_t)policy));
2849 		break;
2850 	case AUE_AUDITON_SQCTRL: {
2851 		STRUCT_DECL(au_qctrl, qctrl);
2852 		model_t model;
2853 
2854 		model = get_udatamodel();
2855 		STRUCT_INIT(qctrl, model);
2856 		if (copyin((caddr_t)a2, STRUCT_BUF(qctrl), STRUCT_SIZE(qctrl)))
2857 				return;
2858 		if (model == DATAMODEL_ILP32) {
2859 			au_uwrite(au_to_arg32(
2860 			    3, "setqctrl:aq_hiwater",
2861 			    (uint32_t)STRUCT_FGET(qctrl, aq_hiwater)));
2862 			au_uwrite(au_to_arg32(
2863 			    3, "setqctrl:aq_lowater",
2864 			    (uint32_t)STRUCT_FGET(qctrl, aq_lowater)));
2865 			au_uwrite(au_to_arg32(
2866 			    3, "setqctrl:aq_bufsz",
2867 			    (uint32_t)STRUCT_FGET(qctrl, aq_bufsz)));
2868 			au_uwrite(au_to_arg32(
2869 			    3, "setqctrl:aq_delay",
2870 			    (uint32_t)STRUCT_FGET(qctrl, aq_delay)));
2871 		} else {
2872 			au_uwrite(au_to_arg64(
2873 			    3, "setqctrl:aq_hiwater",
2874 			    (uint64_t)STRUCT_FGET(qctrl, aq_hiwater)));
2875 			au_uwrite(au_to_arg64(
2876 			    3, "setqctrl:aq_lowater",
2877 			    (uint64_t)STRUCT_FGET(qctrl, aq_lowater)));
2878 			au_uwrite(au_to_arg64(
2879 			    3, "setqctrl:aq_bufsz",
2880 			    (uint64_t)STRUCT_FGET(qctrl, aq_bufsz)));
2881 			au_uwrite(au_to_arg64(
2882 			    3, "setqctrl:aq_delay",
2883 			    (uint64_t)STRUCT_FGET(qctrl, aq_delay)));
2884 		}
2885 		break;
2886 	}
2887 	case AUE_AUDITON_SETUMASK:
2888 		STRUCT_INIT(ainfo, get_udatamodel());
2889 		if (copyin((caddr_t)uap->a2, STRUCT_BUF(ainfo),
2890 		    STRUCT_SIZE(ainfo))) {
2891 			return;
2892 		}
2893 		au_uwrite(au_to_arg32(3, "setumask:as_success",
2894 		    (uint32_t)STRUCT_FGET(ainfo, ai_mask.as_success)));
2895 		au_uwrite(au_to_arg32(3, "setumask:as_failure",
2896 		    (uint32_t)STRUCT_FGET(ainfo, ai_mask.as_failure)));
2897 		break;
2898 	case AUE_AUDITON_SETSMASK:
2899 		STRUCT_INIT(ainfo, get_udatamodel());
2900 		if (copyin((caddr_t)uap->a2, STRUCT_BUF(ainfo),
2901 		    STRUCT_SIZE(ainfo))) {
2902 			return;
2903 		}
2904 		au_uwrite(au_to_arg32(3, "setsmask:as_success",
2905 		    (uint32_t)STRUCT_FGET(ainfo, ai_mask.as_success)));
2906 		au_uwrite(au_to_arg32(3, "setsmask:as_failure",
2907 		    (uint32_t)STRUCT_FGET(ainfo, ai_mask.as_failure)));
2908 		break;
2909 	case AUE_AUDITON_SETCOND:
2910 		if (copyin((caddr_t)a2, &auditstate, sizeof (int)))
2911 			return;
2912 		au_uwrite(au_to_arg32(3, "setcond", (uint32_t)auditstate));
2913 		break;
2914 	case AUE_AUDITON_SETCLASS:
2915 		if (copyin((caddr_t)a2, &event, sizeof (au_evclass_map_t)))
2916 			return;
2917 		au_uwrite(au_to_arg32(
2918 		    2, "setclass:ec_event", (uint32_t)event.ec_number));
2919 		au_uwrite(au_to_arg32(
2920 		    3, "setclass:ec_class", (uint32_t)event.ec_class));
2921 		break;
2922 	case AUE_GETAUID:
2923 	case AUE_GETAUDIT:
2924 	case AUE_GETAUDIT_ADDR:
2925 	case AUE_AUDIT:
2926 	case AUE_GETPORTAUDIT:
2927 	case AUE_AUDITON_GPOLICY:
2928 	case AUE_AUDITON_GQCTRL:
2929 	case AUE_AUDITON_GETKMASK:
2930 	case AUE_AUDITON_GETCWD:
2931 	case AUE_AUDITON_GETCAR:
2932 	case AUE_AUDITON_GETSTAT:
2933 	case AUE_AUDITON_SETSTAT:
2934 	case AUE_AUDITON_GETCOND:
2935 	case AUE_AUDITON_GETCLASS:
2936 		break;
2937 	default:
2938 		break;
2939 	}
2940 
2941 }	/* AUS_AUDITSYS */
2942 
2943 
2944 /* only audit privileged operations for systeminfo(2) system call */
2945 static au_event_t
2946 aui_sysinfo(au_event_t e)
2947 {
2948 	klwp_t *clwp = ttolwp(curthread);
2949 	uint32_t command;
2950 
2951 	struct a {
2952 		long	command;
2953 		long	buf;		/* char * */
2954 		long	count;
2955 	} *uap = (struct a *)clwp->lwp_ap;
2956 
2957 	command = (uint32_t)uap->command;
2958 
2959 	switch (command) {
2960 	case SI_SET_HOSTNAME:
2961 	case SI_SET_SRPC_DOMAIN:
2962 		e = (au_event_t)AUE_SYSINFO;
2963 		break;
2964 	default:
2965 		e = (au_event_t)AUE_NULL;
2966 		break;
2967 	}
2968 	return (e);
2969 }
2970 
2971 /*ARGSUSED*/
2972 static void
2973 aus_sysinfo(struct t_audit_data *tad)
2974 {
2975 	klwp_t *clwp = ttolwp(curthread);
2976 	uint32_t command;
2977 	size_t len, maxlen;
2978 	char *name;
2979 	uintptr_t buf;
2980 
2981 	struct a {
2982 		long	command;
2983 		long	buf;		/* char * */
2984 		long	count;
2985 	} *uap = (struct a *)clwp->lwp_ap;
2986 
2987 	command = (uint32_t)uap->command;
2988 	buf = (uintptr_t)uap->buf;
2989 
2990 	au_uwrite(au_to_arg32(1, "cmd", command));
2991 
2992 	switch (command) {
2993 	case SI_SET_HOSTNAME:
2994 	{
2995 		if (secpolicy_sys_config(CRED(), B_TRUE) != 0)
2996 			return;
2997 
2998 		maxlen = SYS_NMLN;
2999 		name = kmem_alloc(maxlen, KM_SLEEP);
3000 		if (copyinstr((caddr_t)buf, name, SYS_NMLN, &len))
3001 			break;
3002 
3003 		/*
3004 		 * Must be non-NULL string and string
3005 		 * must be less than SYS_NMLN chars.
3006 		 */
3007 		if (len < 2 || (len == SYS_NMLN && name[SYS_NMLN - 1] != '\0'))
3008 			break;
3009 
3010 		au_uwrite(au_to_text(name));
3011 		break;
3012 	}
3013 
3014 	case SI_SET_SRPC_DOMAIN:
3015 	{
3016 		if (secpolicy_sys_config(CRED(), B_TRUE) != 0)
3017 			return;
3018 
3019 		maxlen = SYS_NMLN;
3020 		name = kmem_alloc(maxlen, KM_SLEEP);
3021 		if (copyinstr((caddr_t)buf, name, SYS_NMLN, &len))
3022 			break;
3023 
3024 		/*
3025 		 * If string passed in is longer than length
3026 		 * allowed for domain name, fail.
3027 		 */
3028 		if (len == SYS_NMLN && name[SYS_NMLN - 1] != '\0')
3029 			break;
3030 
3031 		au_uwrite(au_to_text(name));
3032 		break;
3033 	}
3034 
3035 	default:
3036 		return;
3037 	}
3038 
3039 	kmem_free(name, maxlen);
3040 }
3041 
3042 static au_event_t
3043 aui_modctl(au_event_t e)
3044 {
3045 	klwp_t *clwp = ttolwp(curthread);
3046 	uint_t cmd;
3047 
3048 	struct a {
3049 		long	cmd;
3050 	} *uap = (struct a *)clwp->lwp_ap;
3051 
3052 	cmd = (uint_t)uap->cmd;
3053 
3054 	switch (cmd) {
3055 	case MODLOAD:
3056 		e = AUE_MODLOAD;
3057 		break;
3058 	case MODUNLOAD:
3059 		e = AUE_MODUNLOAD;
3060 		break;
3061 	case MODADDMAJBIND:
3062 		e = AUE_MODADDMAJ;
3063 		break;
3064 	case MODSETDEVPOLICY:
3065 		e = AUE_MODDEVPLCY;
3066 		break;
3067 	case MODALLOCPRIV:
3068 		e = AUE_MODADDPRIV;
3069 		break;
3070 	default:
3071 		e = AUE_NULL;
3072 		break;
3073 	}
3074 	return (e);
3075 }
3076 
3077 
3078 /*ARGSUSED*/
3079 static void
3080 aus_modctl(struct t_audit_data *tad)
3081 {
3082 	klwp_t *clwp = ttolwp(curthread);
3083 	void *a	= clwp->lwp_ap;
3084 	uint_t use_path;
3085 
3086 	switch (tad->tad_event) {
3087 	case AUE_MODLOAD: {
3088 		typedef struct {
3089 			long	cmd;
3090 			long	use_path;
3091 			long	filename;		/* char * */
3092 		} modloada_t;
3093 
3094 		char *filenamep;
3095 		uintptr_t fname;
3096 		extern char *default_path;
3097 
3098 		fname = (uintptr_t)((modloada_t *)a)->filename;
3099 		use_path = (uint_t)((modloada_t *)a)->use_path;
3100 
3101 			/* space to hold path */
3102 		filenamep = kmem_alloc(MOD_MAXPATH, KM_SLEEP);
3103 			/* get string */
3104 		if (copyinstr((caddr_t)fname, filenamep, MOD_MAXPATH, 0)) {
3105 				/* free allocated path */
3106 			kmem_free(filenamep, MOD_MAXPATH);
3107 			return;
3108 		}
3109 			/* ensure it's null terminated */
3110 		filenamep[MOD_MAXPATH - 1] = 0;
3111 
3112 		if (use_path)
3113 			au_uwrite(au_to_text(default_path));
3114 		au_uwrite(au_to_text(filenamep));
3115 
3116 			/* release temporary memory */
3117 		kmem_free(filenamep, MOD_MAXPATH);
3118 		break;
3119 	}
3120 	case AUE_MODUNLOAD: {
3121 		typedef struct {
3122 			long	cmd;
3123 			long	id;
3124 		} modunloada_t;
3125 
3126 		uint32_t id = (uint32_t)((modunloada_t *)a)->id;
3127 
3128 		au_uwrite(au_to_arg32(1, "id", id));
3129 		break;
3130 	}
3131 	case AUE_MODADDMAJ: {
3132 		STRUCT_DECL(modconfig, mc);
3133 		typedef struct {
3134 			long	cmd;
3135 			long	subcmd;
3136 			long	data;		/* int * */
3137 		} modconfiga_t;
3138 
3139 		STRUCT_DECL(aliases, alias);
3140 		caddr_t ap;
3141 		int i, num_aliases;
3142 		char *drvname, *mc_drvname;
3143 		char *name;
3144 		extern char *ddi_major_to_name(major_t);
3145 		model_t model;
3146 
3147 		uintptr_t data = (uintptr_t)((modconfiga_t *)a)->data;
3148 
3149 		model = get_udatamodel();
3150 		STRUCT_INIT(mc, model);
3151 			/* sanitize buffer */
3152 		bzero((caddr_t)STRUCT_BUF(mc), STRUCT_SIZE(mc));
3153 			/* get user arguments */
3154 		if (copyin((caddr_t)data, (caddr_t)STRUCT_BUF(mc),
3155 		    STRUCT_SIZE(mc)) != 0)
3156 			return;
3157 
3158 		mc_drvname = STRUCT_FGET(mc, drvname);
3159 		if ((drvname = ddi_major_to_name(
3160 		    (major_t)STRUCT_FGET(mc, major))) != NULL &&
3161 		    strncmp(drvname, mc_drvname, MAXMODCONFNAME) != 0) {
3162 				/* safety */
3163 			if (mc_drvname[0] != '\0') {
3164 				mc_drvname[MAXMODCONFNAME-1] = '\0';
3165 				au_uwrite(au_to_text(mc_drvname));
3166 			}
3167 				/* drvname != NULL from test above */
3168 			au_uwrite(au_to_text(drvname));
3169 			return;
3170 		}
3171 
3172 		if (mc_drvname[0] != '\0') {
3173 				/* safety */
3174 			mc_drvname[MAXMODCONFNAME-1] = '\0';
3175 			au_uwrite(au_to_text(mc_drvname));
3176 		} else
3177 			au_uwrite(au_to_text("no drvname"));
3178 
3179 		num_aliases = STRUCT_FGET(mc, num_aliases);
3180 		au_uwrite(au_to_arg32(5, "", (uint32_t)num_aliases));
3181 		ap = (caddr_t)STRUCT_FGETP(mc, ap);
3182 		name = kmem_alloc(MAXMODCONFNAME, KM_SLEEP);
3183 		STRUCT_INIT(alias, model);
3184 		for (i = 0; i < num_aliases; i++) {
3185 			bzero((caddr_t)STRUCT_BUF(alias),
3186 			    STRUCT_SIZE(alias));
3187 			if (copyin((caddr_t)ap, (caddr_t)STRUCT_BUF(alias),
3188 			    STRUCT_SIZE(alias)) != 0)
3189 				break;
3190 			if (copyinstr(STRUCT_FGETP(alias, a_name), name,
3191 			    MAXMODCONFNAME, NULL) != 0) {
3192 				break;
3193 			}
3194 
3195 			au_uwrite(au_to_text(name));
3196 			ap = (caddr_t)STRUCT_FGETP(alias, a_next);
3197 		}
3198 		kmem_free(name, MAXMODCONFNAME);
3199 		break;
3200 	}
3201 	default:
3202 		break;
3203 	}
3204 }
3205 
3206 
3207 /*ARGSUSED*/
3208 static void
3209 auf_accept(
3210 	struct t_audit_data *tad,
3211 	int	error,
3212 	rval_t	*rval)
3213 {
3214 	uint32_t scid;
3215 	uint32_t sy_flags;
3216 	int fd;
3217 	struct sonode *so;
3218 	char so_laddr[sizeof (struct sockaddr_in6)];
3219 	char so_faddr[sizeof (struct sockaddr_in6)];
3220 	int err;
3221 	int len;
3222 	short so_family, so_type;
3223 	int add_sock_token = 0;
3224 
3225 	/* need to determine type of executing binary */
3226 	scid = tad->tad_scid;
3227 #ifdef _SYSCALL32_IMPL
3228 	if (lwp_getdatamodel(ttolwp(curthread)) == DATAMODEL_NATIVE)
3229 		sy_flags = sysent[scid].sy_flags & SE_RVAL_MASK;
3230 	else
3231 		sy_flags = sysent32[scid].sy_flags & SE_RVAL_MASK;
3232 #else
3233 	sy_flags = sysent[scid].sy_flags & SE_RVAL_MASK;
3234 #endif
3235 	if (sy_flags == SE_32RVAL1)
3236 		fd = rval->r_val1;
3237 	if (sy_flags == (SE_32RVAL2|SE_32RVAL1))
3238 		fd = rval->r_val1;
3239 	if (sy_flags == SE_64RVAL)
3240 		fd = (int)rval->r_vals;
3241 
3242 	if (error) {
3243 		/* can't trust socket contents. Just return */
3244 		au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
3245 		return;
3246 	}
3247 
3248 	if ((so = getsonode(fd, &err, NULL)) == NULL) {
3249 		/*
3250 		 * not security relevant if doing a accept from non socket
3251 		 * so no extra tokens. Should probably turn off audit record
3252 		 * generation here.
3253 		 */
3254 		return;
3255 	}
3256 
3257 	so_family = so->so_family;
3258 	so_type   = so->so_type;
3259 
3260 	switch (so_family) {
3261 	case AF_INET:
3262 	case AF_INET6:
3263 		/*
3264 		 * XXX - what about other socket types for AF_INET (e.g. DGRAM)
3265 		 */
3266 		if (so->so_type == SOCK_STREAM) {
3267 
3268 			bzero((void *)so_laddr, sizeof (so_laddr));
3269 			bzero((void *)so_faddr, sizeof (so_faddr));
3270 
3271 			/*
3272 			 * no local address then need to get it from lower
3273 			 * levels. only put out record on first read ala
3274 			 * AUE_WRITE.
3275 			 */
3276 			if (so->so_state & SS_ISBOUND) {
3277 				/* only done once on a connection */
3278 				(void) SOP_GETSOCKNAME(so);
3279 				(void) SOP_GETPEERNAME(so);
3280 
3281 				/* get local and foreign addresses */
3282 				mutex_enter(&so->so_lock);
3283 				len = min(so->so_laddr_len, sizeof (so_laddr));
3284 				bcopy(so->so_laddr_sa, so_laddr, len);
3285 				len = min(so->so_faddr_len, sizeof (so_faddr));
3286 				bcopy(so->so_faddr_sa, so_faddr, len);
3287 				mutex_exit(&so->so_lock);
3288 			}
3289 
3290 			add_sock_token = 1;
3291 		}
3292 		break;
3293 
3294 	default:
3295 		/* AF_UNIX, AF_ROUTE, AF_KEY do not support accept */
3296 		break;
3297 	}
3298 
3299 	releasef(fd);
3300 
3301 	au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
3302 
3303 	if (add_sock_token == 0) {
3304 		au_uwrite(au_to_arg32(0, "family", (uint32_t)(so_family)));
3305 		au_uwrite(au_to_arg32(0, "type", (uint32_t)(so_type)));
3306 		return;
3307 	}
3308 
3309 	au_uwrite(au_to_socket_ex(so_family, so_type, so_laddr, so_faddr));
3310 
3311 }
3312 
3313 /*ARGSUSED*/
3314 static void
3315 auf_bind(struct t_audit_data *tad, int error, rval_t *rvp)
3316 {
3317 	struct a {
3318 		long	fd;
3319 		long	addr;
3320 		long	len;
3321 	} *uap = (struct a *)ttolwp(curthread)->lwp_ap;
3322 
3323 	struct sonode *so;
3324 	char so_laddr[sizeof (struct sockaddr_in6)];
3325 	char so_faddr[sizeof (struct sockaddr_in6)];
3326 	int err, fd;
3327 	int len;
3328 	short so_family, so_type;
3329 	int add_sock_token = 0;
3330 
3331 	fd = (int)uap->fd;
3332 
3333 	/*
3334 	 * bind failed, then nothing extra to add to audit record.
3335 	 */
3336 	if (error) {
3337 		au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
3338 		/* XXX may want to add failed address some day */
3339 		return;
3340 	}
3341 
3342 	if ((so = getsonode(fd, &err, NULL)) == NULL) {
3343 		/*
3344 		 * not security relevant if doing a bind from non socket
3345 		 * so no extra tokens. Should probably turn off audit record
3346 		 * generation here.
3347 		 */
3348 		return;
3349 	}
3350 
3351 	so_family = so->so_family;
3352 	so_type   = so->so_type;
3353 
3354 	switch (so_family) {
3355 	case AF_INET:
3356 	case AF_INET6:
3357 
3358 		bzero(so_faddr, sizeof (so_faddr));
3359 
3360 		if (so->so_state & SS_ISBOUND) {
3361 			/* only done once on a connection */
3362 			(void) SOP_GETSOCKNAME(so);
3363 		}
3364 
3365 		mutex_enter(&so->so_lock);
3366 		len = min(so->so_laddr_len, sizeof (so_laddr));
3367 		bcopy(so->so_laddr_sa, so_laddr, len);
3368 		mutex_exit(&so->so_lock);
3369 
3370 		add_sock_token = 1;
3371 
3372 		break;
3373 
3374 	case AF_UNIX:
3375 		/* token added by lookup */
3376 		break;
3377 	default:
3378 		/* AF_ROUTE, AF_KEY do not support accept */
3379 		break;
3380 	}
3381 
3382 	releasef(fd);
3383 
3384 	au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
3385 
3386 	if (add_sock_token == 0) {
3387 		au_uwrite(au_to_arg32(1, "family", (uint32_t)(so_family)));
3388 		au_uwrite(au_to_arg32(1, "type", (uint32_t)(so_type)));
3389 		return;
3390 	}
3391 
3392 	au_uwrite(au_to_socket_ex(so_family, so_type, so_laddr, so_faddr));
3393 
3394 }
3395 
3396 /*ARGSUSED*/
3397 static void
3398 auf_connect(struct t_audit_data *tad, int error, rval_t *rval)
3399 {
3400 	struct a {
3401 		long	fd;
3402 		long	addr;
3403 		long	len;
3404 	} *uap = (struct a *)ttolwp(curthread)->lwp_ap;
3405 
3406 	struct sonode *so;
3407 	char so_laddr[sizeof (struct sockaddr_in6)];
3408 	char so_faddr[sizeof (struct sockaddr_in6)];
3409 	int err, fd;
3410 	int len;
3411 	short so_family, so_type;
3412 	int add_sock_token = 0;
3413 
3414 	fd = (int)uap->fd;
3415 
3416 
3417 	if ((so = getsonode(fd, &err, NULL)) == NULL) {
3418 		/*
3419 		 * not security relevant if doing a connect from non socket
3420 		 * so no extra tokens. Should probably turn off audit record
3421 		 * generation here.
3422 		 */
3423 		return;
3424 	}
3425 
3426 	so_family = so->so_family;
3427 	so_type   = so->so_type;
3428 
3429 	switch (so_family) {
3430 	case AF_INET:
3431 	case AF_INET6:
3432 		/*
3433 		 * no local address then need to get it from lower
3434 		 * levels.
3435 		 */
3436 		if (so->so_state & SS_ISBOUND) {
3437 			/* only done once on a connection */
3438 			(void) SOP_GETSOCKNAME(so);
3439 			(void) SOP_GETPEERNAME(so);
3440 		}
3441 
3442 		bzero(so_laddr, sizeof (so_laddr));
3443 		bzero(so_faddr, sizeof (so_faddr));
3444 
3445 		mutex_enter(&so->so_lock);
3446 		len = min(so->so_laddr_len, sizeof (so_laddr));
3447 		bcopy(so->so_laddr_sa, so_laddr, len);
3448 		if (error) {
3449 			mutex_exit(&so->so_lock);
3450 			if (uap->addr == NULL)
3451 				break;
3452 			if (uap->len <= 0)
3453 				break;
3454 			len = min(uap->len, sizeof (so_faddr));
3455 			if (copyin((caddr_t)(uap->addr), so_faddr, len) != 0)
3456 				break;
3457 #ifdef NOTYET
3458 			au_uwrite(au_to_data(AUP_HEX, AUR_CHAR, len, so_faddr));
3459 #endif
3460 		} else {
3461 			/* sanity check on length */
3462 			len = min(so->so_faddr_len, sizeof (so_faddr));
3463 			bcopy(so->so_faddr_sa, so_faddr, len);
3464 			mutex_exit(&so->so_lock);
3465 		}
3466 
3467 		add_sock_token = 1;
3468 
3469 		break;
3470 
3471 	case AF_UNIX:
3472 		/* does a lookup on name */
3473 		break;
3474 
3475 	default:
3476 		/* AF_ROUTE, AF_KEY do not support accept */
3477 		break;
3478 	}
3479 
3480 	releasef(fd);
3481 
3482 	au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
3483 
3484 	if (add_sock_token == 0) {
3485 		au_uwrite(au_to_arg32(1, "family", (uint32_t)(so_family)));
3486 		au_uwrite(au_to_arg32(1, "type", (uint32_t)(so_type)));
3487 		return;
3488 	}
3489 
3490 	au_uwrite(au_to_socket_ex(so_family, so_type, so_laddr, so_faddr));
3491 
3492 }
3493 
3494 /*ARGSUSED*/
3495 static void
3496 aus_shutdown(struct t_audit_data *tad)
3497 {
3498 	struct a {
3499 		long	fd;
3500 		long	how;
3501 	} *uap = (struct a *)ttolwp(curthread)->lwp_ap;
3502 
3503 	struct sonode *so;
3504 	char so_laddr[sizeof (struct sockaddr_in6)];
3505 	char so_faddr[sizeof (struct sockaddr_in6)];
3506 	int err, fd;
3507 	int len;
3508 	short so_family, so_type;
3509 	int add_sock_token = 0;
3510 	file_t *fp;				/* unix domain sockets */
3511 	struct f_audit_data *fad;		/* unix domain sockets */
3512 
3513 	fd = (int)uap->fd;
3514 
3515 	if ((so = getsonode(fd, &err, &fp)) == NULL) {
3516 		/*
3517 		 * not security relevant if doing a shutdown using non socket
3518 		 * so no extra tokens. Should probably turn off audit record
3519 		 * generation here.
3520 		 */
3521 		return;
3522 	}
3523 
3524 	so_family = so->so_family;
3525 	so_type   = so->so_type;
3526 
3527 	switch (so_family) {
3528 	case AF_INET:
3529 	case AF_INET6:
3530 
3531 		bzero(so_laddr, sizeof (so_laddr));
3532 		bzero(so_faddr, sizeof (so_faddr));
3533 
3534 		if (so->so_state & SS_ISBOUND) {
3535 			/*
3536 			 * no local address then need to get it from lower
3537 			 * levels.
3538 			 */
3539 			if (so->so_laddr_len == 0)
3540 				(void) SOP_GETSOCKNAME(so);
3541 			if (so->so_faddr_len == 0)
3542 				(void) SOP_GETPEERNAME(so);
3543 		}
3544 
3545 		mutex_enter(&so->so_lock);
3546 		len = min(so->so_laddr_len, sizeof (so_laddr));
3547 		bcopy(so->so_laddr_sa, so_laddr, len);
3548 		len = min(so->so_faddr_len, sizeof (so_faddr));
3549 		bcopy(so->so_faddr_sa, so_faddr, len);
3550 		mutex_exit(&so->so_lock);
3551 
3552 		add_sock_token = 1;
3553 
3554 		break;
3555 
3556 	case AF_UNIX:
3557 
3558 		/* get path from file struct here */
3559 		fad = F2A(fp);
3560 		ASSERT(fad);
3561 
3562 		if (fad->fad_aupath != NULL) {
3563 			au_uwrite(au_to_path(fad->fad_aupath));
3564 		} else {
3565 			au_uwrite(au_to_arg32(1, "no path: fd", fd));
3566 		}
3567 
3568 		audit_attributes(fp->f_vnode);
3569 
3570 		break;
3571 
3572 	default:
3573 		/*
3574 		 * AF_KEY and AF_ROUTE support shutdown. No socket token
3575 		 * added.
3576 		 */
3577 		break;
3578 	}
3579 
3580 	releasef(fd);
3581 
3582 	au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
3583 
3584 	if (add_sock_token == 0) {
3585 		au_uwrite(au_to_arg32(1, "family", (uint32_t)(so_family)));
3586 		au_uwrite(au_to_arg32(1, "type", (uint32_t)(so_type)));
3587 		au_uwrite(au_to_arg32(2, "how", (uint32_t)(uap->how)));
3588 		return;
3589 	}
3590 
3591 	au_uwrite(au_to_arg32(2, "how", (uint32_t)(uap->how)));
3592 
3593 	au_uwrite(au_to_socket_ex(so_family, so_type, so_laddr, so_faddr));
3594 
3595 }
3596 
3597 /*ARGSUSED*/
3598 static void
3599 auf_setsockopt(struct t_audit_data *tad, int error, rval_t *rval)
3600 {
3601 	struct a {
3602 		long	fd;
3603 		long	level;
3604 		long	optname;
3605 		long	*optval;
3606 		long	optlen;
3607 	} *uap = (struct a *)ttolwp(curthread)->lwp_ap;
3608 
3609 	struct sonode	*so;
3610 	char so_laddr[sizeof (struct sockaddr_in6)];
3611 	char so_faddr[sizeof (struct sockaddr_in6)];
3612 	char		val[AU_BUFSIZE];
3613 	int		err, fd;
3614 	int		len;
3615 	short so_family, so_type;
3616 	int		add_sock_token = 0;
3617 	file_t *fp;				/* unix domain sockets */
3618 	struct f_audit_data *fad;		/* unix domain sockets */
3619 
3620 	fd = (int)uap->fd;
3621 
3622 	if (error) {
3623 		au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
3624 		au_uwrite(au_to_arg32(2, "level", (uint32_t)uap->level));
3625 		/* XXX may want to include other arguments */
3626 		return;
3627 	}
3628 
3629 	if ((so = getsonode(fd, &err, &fp)) == NULL) {
3630 		/*
3631 		 * not security relevant if doing a setsockopt from non socket
3632 		 * so no extra tokens. Should probably turn off audit record
3633 		 * generation here.
3634 		 */
3635 		return;
3636 	}
3637 
3638 	so_family = so->so_family;
3639 	so_type   = so->so_type;
3640 
3641 	switch (so_family) {
3642 	case AF_INET:
3643 	case AF_INET6:
3644 
3645 		bzero((void *)so_laddr, sizeof (so_laddr));
3646 		bzero((void *)so_faddr, sizeof (so_faddr));
3647 
3648 		if (so->so_state & SS_ISBOUND) {
3649 			if (so->so_laddr_len == 0)
3650 				(void) SOP_GETSOCKNAME(so);
3651 			if (so->so_faddr_len == 0)
3652 				(void) SOP_GETPEERNAME(so);
3653 		}
3654 
3655 		/* get local and foreign addresses */
3656 		mutex_enter(&so->so_lock);
3657 		len = min(so->so_laddr_len, sizeof (so_laddr));
3658 		bcopy(so->so_laddr_sa, so_laddr, len);
3659 		len = min(so->so_faddr_len, sizeof (so_faddr));
3660 		bcopy(so->so_faddr_sa, so_faddr, len);
3661 		mutex_exit(&so->so_lock);
3662 
3663 		add_sock_token = 1;
3664 
3665 		break;
3666 
3667 	case AF_UNIX:
3668 
3669 		/* get path from file struct here */
3670 		fad = F2A(fp);
3671 		ASSERT(fad);
3672 
3673 		if (fad->fad_aupath != NULL) {
3674 			au_uwrite(au_to_path(fad->fad_aupath));
3675 		} else {
3676 			au_uwrite(au_to_arg32(1, "no path: fd", fd));
3677 		}
3678 
3679 		audit_attributes(fp->f_vnode);
3680 
3681 		break;
3682 
3683 	default:
3684 		/*
3685 		 * AF_KEY and AF_ROUTE support setsockopt. No socket token
3686 		 * added.
3687 		 */
3688 		break;
3689 	}
3690 
3691 	releasef(fd);
3692 
3693 	au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
3694 
3695 	if (add_sock_token == 0) {
3696 		au_uwrite(au_to_arg32(1, "family", (uint32_t)(so_family)));
3697 		au_uwrite(au_to_arg32(1, "type", (uint32_t)(so_type)));
3698 	}
3699 	au_uwrite(au_to_arg32(2, "level", (uint32_t)(uap->level)));
3700 	au_uwrite(au_to_arg32(3, "optname", (uint32_t)(uap->optname)));
3701 
3702 	bzero(val, sizeof (val));
3703 	len = min(uap->optlen, sizeof (val));
3704 	if ((len > 0) &&
3705 	    (copyin((caddr_t)(uap->optval), (caddr_t)val, len) == 0)) {
3706 		au_uwrite(au_to_arg32(5, "optlen", (uint32_t)(uap->optlen)));
3707 		au_uwrite(au_to_data(AUP_HEX, AUR_BYTE, len, val));
3708 	}
3709 
3710 	if (add_sock_token == 0)
3711 		return;
3712 
3713 	au_uwrite(au_to_socket_ex(so_family, so_type, so_laddr, so_faddr));
3714 
3715 }
3716 
3717 /*ARGSUSED*/
3718 static void
3719 aus_sockconfig(tad)
3720 	struct t_audit_data *tad;
3721 {
3722 	struct a {
3723 		long	domain;
3724 		long	type;
3725 		long	protocol;
3726 		long	devpath;
3727 	} *uap = (struct a *)ttolwp(curthread)->lwp_ap;
3728 
3729 	char	*kdevpath;
3730 	int	kdevpathlen = MAXPATHLEN + 1;
3731 	size_t	size;
3732 
3733 	au_uwrite(au_to_arg32(1, "domain", (uint32_t)uap->domain));
3734 	au_uwrite(au_to_arg32(2, "type", (uint32_t)uap->type));
3735 	au_uwrite(au_to_arg32(3, "protocol", (uint32_t)uap->protocol));
3736 
3737 	if (uap->devpath == 0) {
3738 		au_uwrite(au_to_arg32(3, "devpath", (uint32_t)0));
3739 	} else {
3740 		kdevpath = kmem_alloc(kdevpathlen, KM_SLEEP);
3741 
3742 		if (copyinstr((caddr_t)uap->devpath, kdevpath, kdevpathlen,
3743 			&size)) {
3744 			kmem_free(kdevpath, kdevpathlen);
3745 			return;
3746 		}
3747 
3748 		if (size > MAXPATHLEN) {
3749 			kmem_free(kdevpath, kdevpathlen);
3750 			return;
3751 		}
3752 
3753 		au_uwrite(au_to_text(kdevpath));
3754 		kmem_free(kdevpath, kdevpathlen);
3755 	}
3756 }
3757 
3758 /*
3759  * only audit recvmsg when the system call represents the creation of a new
3760  * circuit. This effectively occurs for all UDP packets and may occur for
3761  * special TCP situations where the local host has not set a local address
3762  * in the socket structure.
3763  */
3764 /*ARGSUSED*/
3765 static void
3766 auf_recvmsg(
3767 	struct t_audit_data *tad,
3768 	int error,
3769 	rval_t *rvp)
3770 {
3771 	struct a {
3772 		long	fd;
3773 		long	msg;	/* struct msghdr */
3774 		long	flags;
3775 	} *uap = (struct a *)ttolwp(curthread)->lwp_ap;
3776 
3777 	struct sonode	*so;
3778 	STRUCT_DECL(msghdr, msg);
3779 	caddr_t msg_name;
3780 	socklen_t msg_namelen;
3781 	int fd;
3782 	int err;
3783 	char so_laddr[sizeof (struct sockaddr_in6)];
3784 	char so_faddr[sizeof (struct sockaddr_in6)];
3785 	int len;
3786 	file_t *fp;				/* unix domain sockets */
3787 	struct f_audit_data *fad;		/* unix domain sockets */
3788 	short so_family, so_type;
3789 	int add_sock_token = 0;
3790 	au_kcontext_t	*kctx = GET_KCTX_PZ;
3791 
3792 	fd = (int)uap->fd;
3793 
3794 	/* bail if an error */
3795 	if (error) {
3796 		au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
3797 		au_uwrite(au_to_arg32(3, "flags", (uint32_t)(uap->flags)));
3798 		return;
3799 	}
3800 
3801 	if ((so = getsonode(fd, &err, &fp)) == NULL) {
3802 		/*
3803 		 * not security relevant if doing a recvmsg from non socket
3804 		 * so no extra tokens. Should probably turn off audit record
3805 		 * generation here.
3806 		 */
3807 		return;
3808 	}
3809 
3810 	so_family = so->so_family;
3811 	so_type   = so->so_type;
3812 
3813 	/*
3814 	 * only putout SOCKET_EX token if INET/INET6 family.
3815 	 * XXX - what do we do about other families?
3816 	 */
3817 
3818 	switch (so_family) {
3819 	case AF_INET:
3820 	case AF_INET6:
3821 
3822 		/*
3823 		 * if datagram type socket, then just use what is in
3824 		 * socket structure for local address.
3825 		 * XXX - what do we do for other types?
3826 		 */
3827 		if ((so->so_type == SOCK_DGRAM) ||
3828 		    (so->so_type == SOCK_RAW)) {
3829 			add_sock_token = 1;
3830 
3831 			bzero((void *)so_laddr, sizeof (so_laddr));
3832 			bzero((void *)so_faddr, sizeof (so_faddr));
3833 
3834 			/* get local address */
3835 			mutex_enter(&so->so_lock);
3836 			len = min(so->so_laddr_len, sizeof (so_laddr));
3837 			bcopy(so->so_laddr_sa, so_laddr, len);
3838 			mutex_exit(&so->so_lock);
3839 
3840 			/* get peer address */
3841 			STRUCT_INIT(msg, get_udatamodel());
3842 
3843 			if (copyin((caddr_t)(uap->msg),
3844 			    (caddr_t)STRUCT_BUF(msg), STRUCT_SIZE(msg)) != 0) {
3845 				break;
3846 			}
3847 			msg_name = (caddr_t)STRUCT_FGETP(msg, msg_name);
3848 			if (msg_name == NULL) {
3849 				break;
3850 			}
3851 
3852 			/* length is value from recvmsg - sanity check */
3853 			msg_namelen = (socklen_t)STRUCT_FGET(msg, msg_namelen);
3854 			if (msg_namelen == 0) {
3855 				break;
3856 			}
3857 			if (copyin(msg_name, so_faddr,
3858 			    sizeof (so_faddr)) != 0) {
3859 				break;
3860 			}
3861 
3862 		} else if (so->so_type == SOCK_STREAM) {
3863 
3864 			/* get path from file struct here */
3865 			fad = F2A(fp);
3866 			ASSERT(fad);
3867 
3868 			/*
3869 			 * already processed this file for read attempt
3870 			 */
3871 			if (fad->fad_flags & FAD_READ) {
3872 				/* don't want to audit every recvmsg attempt */
3873 				tad->tad_flag = 0;
3874 				/* free any residual audit data */
3875 				au_close(kctx, &(u_ad), 0, 0, 0);
3876 				releasef(fd);
3877 				return;
3878 			}
3879 			/*
3880 			 * mark things so we know what happened and don't
3881 			 * repeat things
3882 			 */
3883 			fad->fad_flags |= FAD_READ;
3884 
3885 			bzero((void *)so_laddr, sizeof (so_laddr));
3886 			bzero((void *)so_faddr, sizeof (so_faddr));
3887 
3888 			if (so->so_state & SS_ISBOUND) {
3889 
3890 				if (so->so_laddr_len == 0)
3891 					(void) SOP_GETSOCKNAME(so);
3892 				if (so->so_faddr_len == 0)
3893 					(void) SOP_GETPEERNAME(so);
3894 
3895 				/* get local and foreign addresses */
3896 				mutex_enter(&so->so_lock);
3897 				len = min(so->so_laddr_len, sizeof (so_laddr));
3898 				bcopy(so->so_laddr_sa, so_laddr, len);
3899 				len = min(so->so_faddr_len, sizeof (so_faddr));
3900 				bcopy(so->so_faddr_sa, so_faddr, len);
3901 				mutex_exit(&so->so_lock);
3902 			}
3903 
3904 			add_sock_token = 1;
3905 		}
3906 
3907 		/* XXX - what about SOCK_RDM/SOCK_SEQPACKET ??? */
3908 
3909 		break;
3910 
3911 	case AF_UNIX:
3912 		/*
3913 		 * first check if this is first time through. Too much
3914 		 * duplicate code to put this in an aui_ routine.
3915 		 */
3916 
3917 		/* get path from file struct here */
3918 		fad = F2A(fp);
3919 		ASSERT(fad);
3920 
3921 		/*
3922 		 * already processed this file for read attempt
3923 		 */
3924 		if (fad->fad_flags & FAD_READ) {
3925 			releasef(fd);
3926 			/* don't want to audit every recvmsg attempt */
3927 			tad->tad_flag = 0;
3928 			/* free any residual audit data */
3929 			au_close(kctx, &(u_ad), 0, 0, 0);
3930 			return;
3931 		}
3932 		/*
3933 		 * mark things so we know what happened and don't
3934 		 * repeat things
3935 		 */
3936 		fad->fad_flags |= FAD_READ;
3937 
3938 		if (fad->fad_aupath != NULL) {
3939 			au_uwrite(au_to_path(fad->fad_aupath));
3940 		} else {
3941 			au_uwrite(au_to_arg32(1, "no path: fd", fd));
3942 		}
3943 
3944 		audit_attributes(fp->f_vnode);
3945 
3946 		releasef(fd);
3947 
3948 		return;
3949 
3950 	default:
3951 		break;
3952 
3953 	}
3954 
3955 	releasef(fd);
3956 
3957 	au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
3958 
3959 	if (add_sock_token == 0) {
3960 		au_uwrite(au_to_arg32(1, "family", (uint32_t)so_family));
3961 		au_uwrite(au_to_arg32(1, "type", (uint32_t)so_type));
3962 		au_uwrite(au_to_arg32(3, "flags", (uint32_t)(uap->flags)));
3963 		return;
3964 	}
3965 
3966 	au_uwrite(au_to_arg32(3, "flags", (uint32_t)(uap->flags)));
3967 
3968 	au_uwrite(au_to_socket_ex(so_family, so_type, so_laddr, so_faddr));
3969 
3970 }
3971 
3972 /*ARGSUSED*/
3973 static void
3974 auf_recvfrom(
3975 	struct t_audit_data *tad,
3976 	int error,
3977 	rval_t *rvp)
3978 {
3979 
3980 	struct a {
3981 		long	fd;
3982 		long	msg;	/* char */
3983 		long	len;
3984 		long	flags;
3985 		long	from;	/* struct sockaddr */
3986 		long	fromlen;
3987 	} *uap = (struct a *)ttolwp(curthread)->lwp_ap;
3988 
3989 	socklen_t	fromlen;
3990 	struct sonode	*so;
3991 	char so_laddr[sizeof (struct sockaddr_in6)];
3992 	char so_faddr[sizeof (struct sockaddr_in6)];
3993 	int		fd;
3994 	short so_family, so_type;
3995 	int add_sock_token = 0;
3996 	int len;
3997 	int err;
3998 	struct file *fp;
3999 	struct f_audit_data *fad;		/* unix domain sockets */
4000 	au_kcontext_t	*kctx = GET_KCTX_PZ;
4001 
4002 	fd = (int)uap->fd;
4003 
4004 	/* bail if an error */
4005 	if (error) {
4006 		au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
4007 		au_uwrite(au_to_arg32(3, "flags", (uint32_t)(uap->flags)));
4008 		return;
4009 	}
4010 
4011 	if ((so = getsonode(fd, &err, &fp)) == NULL) {
4012 		/*
4013 		 * not security relevant if doing a recvmsg from non socket
4014 		 * so no extra tokens. Should probably turn off audit record
4015 		 * generation here.
4016 		 */
4017 		return;
4018 	}
4019 
4020 	so_family = so->so_family;
4021 	so_type   = so->so_type;
4022 
4023 	/*
4024 	 * only putout SOCKET_EX token if INET/INET6 family.
4025 	 * XXX - what do we do about other families?
4026 	 */
4027 
4028 	switch (so_family) {
4029 	case AF_INET:
4030 	case AF_INET6:
4031 
4032 		/*
4033 		 * if datagram type socket, then just use what is in
4034 		 * socket structure for local address.
4035 		 * XXX - what do we do for other types?
4036 		 */
4037 		if ((so->so_type == SOCK_DGRAM) ||
4038 		    (so->so_type == SOCK_RAW)) {
4039 			add_sock_token = 1;
4040 
4041 			/* get local address */
4042 			mutex_enter(&so->so_lock);
4043 			len = min(so->so_laddr_len, sizeof (so_laddr));
4044 			bcopy(so->so_laddr_sa, so_laddr, len);
4045 			mutex_exit(&so->so_lock);
4046 
4047 			/* get peer address */
4048 			bzero((void *)so_faddr, sizeof (so_faddr));
4049 
4050 			/* sanity check */
4051 			if (uap->from == NULL)
4052 				break;
4053 
4054 			/* sanity checks */
4055 			if (uap->fromlen == 0)
4056 				break;
4057 
4058 			if (copyin((caddr_t)(uap->fromlen), (caddr_t)&fromlen,
4059 			    sizeof (fromlen)) != 0)
4060 				break;
4061 
4062 			if (fromlen == 0)
4063 				break;
4064 
4065 			/* enforce maximum size */
4066 			if (fromlen > sizeof (so_faddr))
4067 				fromlen = sizeof (so_faddr);
4068 
4069 			if (copyin((caddr_t)(uap->from), so_faddr,
4070 			    fromlen) != 0)
4071 				break;
4072 
4073 		} else if (so->so_type == SOCK_STREAM) {
4074 
4075 			/* get path from file struct here */
4076 			fad = F2A(fp);
4077 			ASSERT(fad);
4078 
4079 			/*
4080 			 * already processed this file for read attempt
4081 			 */
4082 			if (fad->fad_flags & FAD_READ) {
4083 				/* don't want to audit every recvfrom attempt */
4084 				tad->tad_flag = 0;
4085 				/* free any residual audit data */
4086 				au_close(kctx, &(u_ad), 0, 0, 0);
4087 				releasef(fd);
4088 				return;
4089 			}
4090 			/*
4091 			 * mark things so we know what happened and don't
4092 			 * repeat things
4093 			 */
4094 			fad->fad_flags |= FAD_READ;
4095 
4096 			bzero((void *)so_laddr, sizeof (so_laddr));
4097 			bzero((void *)so_faddr, sizeof (so_faddr));
4098 
4099 			if (so->so_state & SS_ISBOUND) {
4100 
4101 				if (so->so_laddr_len == 0)
4102 					(void) SOP_GETSOCKNAME(so);
4103 				if (so->so_faddr_len == 0)
4104 					(void) SOP_GETPEERNAME(so);
4105 
4106 				/* get local and foreign addresses */
4107 				mutex_enter(&so->so_lock);
4108 				len = min(so->so_laddr_len, sizeof (so_laddr));
4109 				bcopy(so->so_laddr_sa, so_laddr, len);
4110 				len = min(so->so_faddr_len, sizeof (so_faddr));
4111 				bcopy(so->so_faddr_sa, so_faddr, len);
4112 				mutex_exit(&so->so_lock);
4113 			}
4114 
4115 			add_sock_token = 1;
4116 		}
4117 
4118 		/* XXX - what about SOCK_RDM/SOCK_SEQPACKET ??? */
4119 
4120 		break;
4121 
4122 	case AF_UNIX:
4123 		/*
4124 		 * first check if this is first time through. Too much
4125 		 * duplicate code to put this in an aui_ routine.
4126 		 */
4127 
4128 		/* get path from file struct here */
4129 		fad = F2A(fp);
4130 		ASSERT(fad);
4131 
4132 		/*
4133 		 * already processed this file for read attempt
4134 		 */
4135 		if (fad->fad_flags & FAD_READ) {
4136 			/* don't want to audit every recvfrom attempt */
4137 			tad->tad_flag = 0;
4138 			/* free any residual audit data */
4139 			au_close(kctx, &(u_ad), 0, 0, 0);
4140 			releasef(fd);
4141 			return;
4142 		}
4143 		/*
4144 		 * mark things so we know what happened and don't
4145 		 * repeat things
4146 		 */
4147 		fad->fad_flags |= FAD_READ;
4148 
4149 		if (fad->fad_aupath != NULL) {
4150 			au_uwrite(au_to_path(fad->fad_aupath));
4151 		} else {
4152 			au_uwrite(au_to_arg32(1, "no path: fd", fd));
4153 		}
4154 
4155 		audit_attributes(fp->f_vnode);
4156 
4157 		releasef(fd);
4158 
4159 		return;
4160 
4161 	default:
4162 		break;
4163 
4164 	}
4165 
4166 	releasef(fd);
4167 
4168 	au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
4169 
4170 	if (add_sock_token == 0) {
4171 		au_uwrite(au_to_arg32(1, "family", (uint32_t)so_family));
4172 		au_uwrite(au_to_arg32(1, "type", (uint32_t)so_type));
4173 		au_uwrite(au_to_arg32(3, "flags", (uint32_t)(uap->flags)));
4174 		return;
4175 	}
4176 
4177 	au_uwrite(au_to_arg32(3, "flags", (uint32_t)(uap->flags)));
4178 
4179 	au_uwrite(au_to_socket_ex(so_family, so_type, so_laddr, so_faddr));
4180 }
4181 
4182 /*ARGSUSED*/
4183 static void
4184 auf_sendmsg(struct t_audit_data *tad, int error, rval_t *rval)
4185 {
4186 	struct a {
4187 		long	fd;
4188 		long	msg;	/* struct msghdr */
4189 		long	flags;
4190 	} *uap = (struct a *)ttolwp(curthread)->lwp_ap;
4191 
4192 	struct sonode	*so;
4193 	char so_laddr[sizeof (struct sockaddr_in6)];
4194 	char so_faddr[sizeof (struct sockaddr_in6)];
4195 	int		err;
4196 	int		fd;
4197 	short so_family, so_type;
4198 	int		add_sock_token = 0;
4199 	int		len;
4200 	struct file	*fp;
4201 	struct f_audit_data *fad;
4202 	caddr_t		msg_name;
4203 	socklen_t	msg_namelen;
4204 	STRUCT_DECL(msghdr, msg);
4205 	au_kcontext_t	*kctx = GET_KCTX_PZ;
4206 
4207 	fd = (int)uap->fd;
4208 
4209 	/* bail if an error */
4210 	if (error) {
4211 		/* XXX include destination address from system call arguments */
4212 		au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
4213 		au_uwrite(au_to_arg32(3, "flags", (uint32_t)(uap->flags)));
4214 		return;
4215 	}
4216 
4217 	if ((so = getsonode(fd, &err, &fp)) == NULL) {
4218 		/*
4219 		 * not security relevant if doing a sendmsg from non socket
4220 		 * so no extra tokens. Should probably turn off audit record
4221 		 * generation here.
4222 		 */
4223 		return;
4224 	}
4225 
4226 	so_family = so->so_family;
4227 	so_type   = so->so_type;
4228 
4229 	switch (so_family) {
4230 	case AF_INET:
4231 	case AF_INET6:
4232 		/*
4233 		 * if datagram type socket, then just use what is in
4234 		 * socket structure for local address.
4235 		 * XXX - what do we do for other types?
4236 		 */
4237 		if ((so->so_type == SOCK_DGRAM) ||
4238 		    (so->so_type == SOCK_RAW)) {
4239 
4240 			bzero((void *)so_laddr, sizeof (so_laddr));
4241 			bzero((void *)so_faddr, sizeof (so_faddr));
4242 
4243 			/* get local address */
4244 			mutex_enter(&so->so_lock);
4245 			len = min(so->so_laddr_len, sizeof (so_laddr));
4246 			bcopy(so->so_laddr_sa, so_laddr, len);
4247 			mutex_exit(&so->so_lock);
4248 
4249 			/* get peer address */
4250 			STRUCT_INIT(msg, get_udatamodel());
4251 
4252 			if (copyin((caddr_t)(uap->msg),
4253 			    (caddr_t)STRUCT_BUF(msg), STRUCT_SIZE(msg)) != 0) {
4254 				break;
4255 			}
4256 			msg_name = (caddr_t)STRUCT_FGETP(msg, msg_name);
4257 			if (msg_name == NULL)
4258 				break;
4259 
4260 			msg_namelen = (socklen_t)STRUCT_FGET(msg, msg_namelen);
4261 			/* length is value from recvmsg - sanity check */
4262 			if (msg_namelen == 0)
4263 				break;
4264 
4265 			if (copyin(msg_name, so_faddr,
4266 			    sizeof (so_faddr)) != 0)
4267 				break;
4268 
4269 			add_sock_token = 1;
4270 
4271 		} else if (so->so_type == SOCK_STREAM) {
4272 
4273 			/* get path from file struct here */
4274 			fad = F2A(fp);
4275 			ASSERT(fad);
4276 
4277 			/*
4278 			 * already processed this file for write attempt
4279 			 */
4280 			if (fad->fad_flags & FAD_WRITE) {
4281 				releasef(fd);
4282 				/* don't want to audit every sendmsg attempt */
4283 				tad->tad_flag = 0;
4284 				/* free any residual audit data */
4285 				au_close(kctx, &(u_ad), 0, 0, 0);
4286 				return;
4287 			}
4288 
4289 			/*
4290 			 * mark things so we know what happened and don't
4291 			 * repeat things
4292 			 */
4293 			fad->fad_flags |= FAD_WRITE;
4294 
4295 			bzero((void *)so_laddr, sizeof (so_laddr));
4296 			bzero((void *)so_faddr, sizeof (so_faddr));
4297 
4298 			if (so->so_state & SS_ISBOUND) {
4299 
4300 				if (so->so_laddr_len == 0)
4301 					(void) SOP_GETSOCKNAME(so);
4302 				if (so->so_faddr_len == 0)
4303 					(void) SOP_GETPEERNAME(so);
4304 
4305 				/* get local and foreign addresses */
4306 				mutex_enter(&so->so_lock);
4307 				len = min(so->so_laddr_len, sizeof (so_laddr));
4308 				bcopy(so->so_laddr_sa, so_laddr, len);
4309 				len = min(so->so_faddr_len, sizeof (so_faddr));
4310 				bcopy(so->so_faddr_sa, so_faddr, len);
4311 				mutex_exit(&so->so_lock);
4312 			}
4313 
4314 			add_sock_token = 1;
4315 		}
4316 
4317 		/* XXX - what about SOCK_RAW/SOCK_RDM/SOCK_SEQPACKET ??? */
4318 
4319 		break;
4320 
4321 	case AF_UNIX:
4322 		/*
4323 		 * first check if this is first time through. Too much
4324 		 * duplicate code to put this in an aui_ routine.
4325 		 */
4326 
4327 		/* get path from file struct here */
4328 		fad = F2A(fp);
4329 		ASSERT(fad);
4330 
4331 		/*
4332 		 * already processed this file for write attempt
4333 		 */
4334 		if (fad->fad_flags & FAD_WRITE) {
4335 			releasef(fd);
4336 			/* don't want to audit every sendmsg attempt */
4337 			tad->tad_flag = 0;
4338 			/* free any residual audit data */
4339 			au_close(kctx, &(u_ad), 0, 0, 0);
4340 			return;
4341 		}
4342 		/*
4343 		 * mark things so we know what happened and don't
4344 		 * repeat things
4345 		 */
4346 		fad->fad_flags |= FAD_WRITE;
4347 
4348 		if (fad->fad_aupath != NULL) {
4349 			au_uwrite(au_to_path(fad->fad_aupath));
4350 		} else {
4351 			au_uwrite(au_to_arg32(1, "no path: fd", fd));
4352 		}
4353 
4354 		audit_attributes(fp->f_vnode);
4355 
4356 		releasef(fd);
4357 
4358 		return;
4359 
4360 	default:
4361 		break;
4362 	}
4363 
4364 	releasef(fd);
4365 
4366 	au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
4367 
4368 	if (add_sock_token == 0) {
4369 		au_uwrite(au_to_arg32(1, "family", (uint32_t)so_family));
4370 		au_uwrite(au_to_arg32(1, "type", (uint32_t)so_type));
4371 		au_uwrite(au_to_arg32(3, "flags", (uint32_t)(uap->flags)));
4372 		return;
4373 	}
4374 
4375 	au_uwrite(au_to_arg32(3, "flags", (uint32_t)(uap->flags)));
4376 
4377 	au_uwrite(au_to_socket_ex(so_family, so_type, so_laddr, so_faddr));
4378 }
4379 
4380 /*ARGSUSED*/
4381 static void
4382 auf_sendto(struct t_audit_data *tad, int error, rval_t *rval)
4383 {
4384 	struct a {
4385 		long	fd;
4386 		long	msg;	/* char */
4387 		long	len;
4388 		long	flags;
4389 		long	to;	/* struct sockaddr */
4390 		long	tolen;
4391 	} *uap = (struct a *)ttolwp(curthread)->lwp_ap;
4392 
4393 	struct sonode	*so;
4394 	char so_laddr[sizeof (struct sockaddr_in6)];
4395 	char so_faddr[sizeof (struct sockaddr_in6)];
4396 	socklen_t	tolen;
4397 	int		err;
4398 	int		fd;
4399 	int		len;
4400 	short so_family, so_type;
4401 	int		add_sock_token = 0;
4402 	struct file	*fp;
4403 	struct f_audit_data *fad;
4404 	au_kcontext_t	*kctx = GET_KCTX_PZ;
4405 
4406 	fd = (int)uap->fd;
4407 
4408 	/* bail if an error */
4409 	if (error) {
4410 		au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
4411 		au_uwrite(au_to_arg32(3, "flags", (uint32_t)(uap->flags)));
4412 		/* XXX include destination address from system call arguments */
4413 		return;
4414 	}
4415 
4416 	if ((so = getsonode(fd, &err, &fp)) == NULL) {
4417 		/*
4418 		 * not security relevant if doing a sendto using non socket
4419 		 * so no extra tokens. Should probably turn off audit record
4420 		 * generation here.
4421 		 */
4422 		return;
4423 	}
4424 
4425 	so_family = so->so_family;
4426 	so_type   = so->so_type;
4427 
4428 	/*
4429 	 * only putout SOCKET_EX token if INET/INET6 family.
4430 	 * XXX - what do we do about other families?
4431 	 */
4432 
4433 	switch (so_family) {
4434 	case AF_INET:
4435 	case AF_INET6:
4436 
4437 		/*
4438 		 * if datagram type socket, then just use what is in
4439 		 * socket structure for local address.
4440 		 * XXX - what do we do for other types?
4441 		 */
4442 		if ((so->so_type == SOCK_DGRAM) ||
4443 		    (so->so_type == SOCK_RAW)) {
4444 
4445 			bzero((void *)so_laddr, sizeof (so_laddr));
4446 			bzero((void *)so_faddr, sizeof (so_faddr));
4447 
4448 			/* get local address */
4449 			mutex_enter(&so->so_lock);
4450 			len = min(so->so_laddr_len, sizeof (so_laddr));
4451 			bcopy(so->so_laddr_sa, so_laddr, len);
4452 			mutex_exit(&so->so_lock);
4453 
4454 			/* get peer address */
4455 
4456 			/* sanity check */
4457 			if (uap->to == NULL)
4458 				break;
4459 
4460 			/* sanity checks */
4461 			if (uap->tolen == 0)
4462 				break;
4463 
4464 			tolen = (socklen_t)uap->tolen;
4465 
4466 			/* enforce maximum size */
4467 			if (tolen > sizeof (so_faddr))
4468 				tolen = sizeof (so_faddr);
4469 
4470 			if (copyin((caddr_t)(uap->to), so_faddr, tolen) != 0)
4471 				break;
4472 
4473 			add_sock_token = 1;
4474 		} else {
4475 			/*
4476 			 * check if this is first time through.
4477 			 */
4478 
4479 			/* get path from file struct here */
4480 			fad = F2A(fp);
4481 			ASSERT(fad);
4482 
4483 			/*
4484 			 * already processed this file for write attempt
4485 			 */
4486 			if (fad->fad_flags & FAD_WRITE) {
4487 				/* don't want to audit every sendto attempt */
4488 				tad->tad_flag = 0;
4489 				/* free any residual audit data */
4490 				au_close(kctx, &(u_ad), 0, 0, 0);
4491 				releasef(fd);
4492 				return;
4493 			}
4494 			/*
4495 			 * mark things so we know what happened and don't
4496 			 * repeat things
4497 			 */
4498 			fad->fad_flags |= FAD_WRITE;
4499 
4500 			bzero((void *)so_laddr, sizeof (so_laddr));
4501 			bzero((void *)so_faddr, sizeof (so_faddr));
4502 
4503 			if (so->so_state & SS_ISBOUND) {
4504 
4505 				if (so->so_laddr_len == 0)
4506 					(void) SOP_GETSOCKNAME(so);
4507 				if (so->so_faddr_len == 0)
4508 					(void) SOP_GETPEERNAME(so);
4509 
4510 				/* get local and foreign addresses */
4511 				mutex_enter(&so->so_lock);
4512 				len = min(so->so_laddr_len, sizeof (so_laddr));
4513 				bcopy(so->so_laddr_sa, so_laddr, len);
4514 				len = min(so->so_faddr_len, sizeof (so_faddr));
4515 				bcopy(so->so_faddr_sa, so_faddr, len);
4516 				mutex_exit(&so->so_lock);
4517 			}
4518 
4519 			add_sock_token = 1;
4520 		}
4521 
4522 		/* XXX - what about SOCK_RDM/SOCK_SEQPACKET ??? */
4523 
4524 		break;
4525 
4526 	case AF_UNIX:
4527 		/*
4528 		 * first check if this is first time through. Too much
4529 		 * duplicate code to put this in an aui_ routine.
4530 		 */
4531 
4532 		/* get path from file struct here */
4533 		fad = F2A(fp);
4534 		ASSERT(fad);
4535 
4536 		/*
4537 		 * already processed this file for write attempt
4538 		 */
4539 		if (fad->fad_flags & FAD_WRITE) {
4540 			/* don't want to audit every sendto attempt */
4541 			tad->tad_flag = 0;
4542 			/* free any residual audit data */
4543 			au_close(kctx, &(u_ad), 0, 0, 0);
4544 			releasef(fd);
4545 			return;
4546 		}
4547 		/*
4548 		 * mark things so we know what happened and don't
4549 		 * repeat things
4550 		 */
4551 		fad->fad_flags |= FAD_WRITE;
4552 
4553 		if (fad->fad_aupath != NULL) {
4554 			au_uwrite(au_to_path(fad->fad_aupath));
4555 		} else {
4556 			au_uwrite(au_to_arg32(1, "no path: fd", fd));
4557 		}
4558 
4559 		audit_attributes(fp->f_vnode);
4560 
4561 		releasef(fd);
4562 
4563 		return;
4564 
4565 	default:
4566 		break;
4567 
4568 	}
4569 
4570 	releasef(fd);
4571 
4572 	au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
4573 
4574 	if (add_sock_token == 0) {
4575 		au_uwrite(au_to_arg32(1, "family", (uint32_t)so_family));
4576 		au_uwrite(au_to_arg32(1, "type", (uint32_t)so_type));
4577 		au_uwrite(au_to_arg32(3, "flags", (uint32_t)(uap->flags)));
4578 		return;
4579 	}
4580 
4581 	au_uwrite(au_to_arg32(3, "flags", (uint32_t)(uap->flags)));
4582 
4583 	au_uwrite(au_to_socket_ex(so_family, so_type, so_laddr, so_faddr));
4584 
4585 }
4586 
4587 /*
4588  * XXX socket(2) may be equivilent to open(2) on a unix domain
4589  * socket. This needs investigation.
4590  */
4591 
4592 /*ARGSUSED*/
4593 static void
4594 aus_socket(struct t_audit_data *tad)
4595 {
4596 	struct a {
4597 		long	domain;
4598 		long	type;
4599 		long	protocol;
4600 	} *uap = (struct a *)ttolwp(curthread)->lwp_ap;
4601 
4602 	au_uwrite(au_to_arg32(1, "domain", (uint32_t)uap->domain));
4603 	au_uwrite(au_to_arg32(2, "type", (uint32_t)uap->type));
4604 	au_uwrite(au_to_arg32(3, "protocol", (uint32_t)uap->protocol));
4605 }
4606 
4607 /*ARGSUSED*/
4608 static void
4609 aus_sigqueue(struct t_audit_data *tad)
4610 {
4611 	struct a {
4612 		long	pid;
4613 		long	signo;
4614 		long	*val;
4615 	} *uap = (struct a *)ttolwp(curthread)->lwp_ap;
4616 	struct proc *p;
4617 	uid_t uid, ruid;
4618 	gid_t gid, rgid;
4619 	pid_t pid;
4620 	const auditinfo_addr_t *ainfo;
4621 	cred_t *cr;
4622 
4623 	pid = (pid_t)uap->pid;
4624 
4625 	au_uwrite(au_to_arg32(2, "signal", (uint32_t)uap->signo));
4626 	if (pid > 0) {
4627 		mutex_enter(&pidlock);
4628 		if ((p = prfind(pid)) == (struct proc *)0) {
4629 			mutex_exit(&pidlock);
4630 			return;
4631 		}
4632 		mutex_enter(&p->p_lock); /* so process doesn't go away */
4633 		mutex_exit(&pidlock);
4634 
4635 		mutex_enter(&p->p_crlock);
4636 		crhold(cr = p->p_cred);
4637 		mutex_exit(&p->p_crlock);
4638 		mutex_exit(&p->p_lock);
4639 
4640 		ainfo = crgetauinfo(cr);
4641 		if (ainfo == NULL) {
4642 			crfree(cr);
4643 			return;
4644 		}
4645 
4646 		uid  = crgetuid(cr);
4647 		gid  = crgetgid(cr);
4648 		ruid = crgetruid(cr);
4649 		rgid = crgetrgid(cr);
4650 		au_uwrite(au_to_process(uid, gid, ruid, rgid, pid,
4651 		    ainfo->ai_auid, ainfo->ai_asid, &ainfo->ai_termid));
4652 		crfree(cr);
4653 	}
4654 	else
4655 		au_uwrite(au_to_arg32(1, "process ID", (uint32_t)pid));
4656 }
4657 
4658 /*ARGSUSED*/
4659 static void
4660 aus_inst_sync(struct t_audit_data *tad)
4661 {
4662 	struct a {
4663 		long	name;	/* char */
4664 		long	flags;
4665 	} *uap = (struct a *)ttolwp(curthread)->lwp_ap;
4666 
4667 	au_uwrite(au_to_arg32(2, "flags", (uint32_t)uap->flags));
4668 }
4669 
4670 /*ARGSUSED*/
4671 static void
4672 aus_brandsys(struct t_audit_data *tad)
4673 {
4674 	klwp_t *clwp = ttolwp(curthread);
4675 
4676 	struct a {
4677 		long	cmd;
4678 		long	arg1;
4679 		long	arg2;
4680 		long	arg3;
4681 		long	arg4;
4682 		long	arg5;
4683 		long	arg6;
4684 	} *uap = (struct a *)clwp->lwp_ap;
4685 
4686 	au_uwrite(au_to_arg32(1, "cmd", (uint_t)uap->cmd));
4687 #ifdef _LP64
4688 	au_uwrite(au_to_arg64(2, "arg1", (uint64_t)uap->arg1));
4689 	au_uwrite(au_to_arg64(3, "arg2", (uint64_t)uap->arg2));
4690 	au_uwrite(au_to_arg64(4, "arg3", (uint64_t)uap->arg3));
4691 	au_uwrite(au_to_arg64(5, "arg4", (uint64_t)uap->arg4));
4692 	au_uwrite(au_to_arg64(6, "arg5", (uint64_t)uap->arg5));
4693 	au_uwrite(au_to_arg64(7, "arg6", (uint64_t)uap->arg6));
4694 #else
4695 	au_uwrite(au_to_arg32(2, "arg1", (uint32_t)uap->arg1));
4696 	au_uwrite(au_to_arg32(3, "arg2", (uint32_t)uap->arg2));
4697 	au_uwrite(au_to_arg32(4, "arg3", (uint32_t)uap->arg3));
4698 	au_uwrite(au_to_arg32(5, "arg4", (uint32_t)uap->arg4));
4699 	au_uwrite(au_to_arg32(6, "arg5", (uint32_t)uap->arg5));
4700 	au_uwrite(au_to_arg32(7, "arg6", (uint32_t)uap->arg6));
4701 #endif
4702 }
4703 
4704 /*ARGSUSED*/
4705 static void
4706 aus_p_online(struct t_audit_data *tad)
4707 {
4708 	struct a {
4709 		long	processor_id;
4710 		long	flag;
4711 	} *uap = (struct a *)ttolwp(curthread)->lwp_ap;
4712 
4713 	struct flags {
4714 			int	flag;
4715 			char	*cflag;
4716 	} aflags[6] = {
4717 			{ P_ONLINE, "P_ONLINE"},
4718 			{ P_OFFLINE, "P_OFFLINE"},
4719 			{ P_NOINTR, "P_NOINTR"},
4720 			{ P_SPARE, "P_SPARE"},
4721 			{ P_FAULTED, "P_FAULTED"},
4722 			{ P_STATUS, "P_STATUS"}
4723 	};
4724 	int i;
4725 	char *cflag;
4726 
4727 	au_uwrite(au_to_arg32(1, "processor ID", (uint32_t)uap->processor_id));
4728 	au_uwrite(au_to_arg32(2, "flag", (uint32_t)uap->flag));
4729 
4730 	for (i = 0; i < 6; i++) {
4731 		if (aflags[i].flag == uap->flag)
4732 			break;
4733 	}
4734 	cflag = (i == 6) ? "bad flag":aflags[i].cflag;
4735 
4736 	au_uwrite(au_to_text(cflag));
4737 }
4738 
4739 /*ARGSUSED*/
4740 static void
4741 aus_processor_bind(struct t_audit_data *tad)
4742 {
4743 	struct a {
4744 		long	id_type;
4745 		long	id;
4746 		long	processor_id;
4747 		long	obind;
4748 	} *uap = (struct a *)ttolwp(curthread)->lwp_ap;
4749 
4750 	struct proc *p;
4751 	int lwpcnt;
4752 	uid_t uid, ruid;
4753 	gid_t gid, rgid;
4754 	pid_t pid;
4755 	const auditinfo_addr_t *ainfo;
4756 	cred_t *cr;
4757 
4758 	au_uwrite(au_to_arg32(1, "ID type", (uint32_t)uap->id_type));
4759 	au_uwrite(au_to_arg32(2, "ID", (uint32_t)uap->id));
4760 	if (uap->processor_id == PBIND_NONE)
4761 		au_uwrite(au_to_text("PBIND_NONE"));
4762 	else
4763 		au_uwrite(au_to_arg32(3, "processor_id",
4764 		    (uint32_t)uap->processor_id));
4765 
4766 	switch (uap->id_type) {
4767 	case P_MYID:
4768 	case P_LWPID:
4769 		mutex_enter(&pidlock);
4770 		p = ttoproc(curthread);
4771 		if (p == NULL || p->p_as == &kas) {
4772 			mutex_exit(&pidlock);
4773 			return;
4774 		}
4775 		mutex_enter(&p->p_lock);
4776 		mutex_exit(&pidlock);
4777 		lwpcnt = p->p_lwpcnt;
4778 		pid  = p->p_pid;
4779 
4780 		mutex_enter(&p->p_crlock);
4781 		crhold(cr = p->p_cred);
4782 		mutex_exit(&p->p_crlock);
4783 		mutex_exit(&p->p_lock);
4784 
4785 		ainfo = crgetauinfo(cr);
4786 		if (ainfo == NULL) {
4787 			crfree(cr);
4788 			return;
4789 		}
4790 
4791 		uid  = crgetuid(cr);
4792 		gid  = crgetgid(cr);
4793 		ruid = crgetruid(cr);
4794 		rgid = crgetrgid(cr);
4795 		au_uwrite(au_to_process(uid, gid, ruid, rgid, pid,
4796 		    ainfo->ai_auid, ainfo->ai_asid, &ainfo->ai_termid));
4797 		crfree(cr);
4798 		break;
4799 	case P_PID:
4800 		mutex_enter(&pidlock);
4801 		p = prfind(uap->id);
4802 		if (p == NULL || p->p_as == &kas) {
4803 			mutex_exit(&pidlock);
4804 			return;
4805 		}
4806 		mutex_enter(&p->p_lock);
4807 		mutex_exit(&pidlock);
4808 		lwpcnt = p->p_lwpcnt;
4809 		pid  = p->p_pid;
4810 
4811 		mutex_enter(&p->p_crlock);
4812 		crhold(cr = p->p_cred);
4813 		mutex_exit(&p->p_crlock);
4814 		mutex_exit(&p->p_lock);
4815 
4816 		ainfo = crgetauinfo(cr);
4817 		if (ainfo == NULL) {
4818 			crfree(cr);
4819 			return;
4820 		}
4821 
4822 		uid  = crgetuid(cr);
4823 		gid  = crgetgid(cr);
4824 		ruid = crgetruid(cr);
4825 		rgid = crgetrgid(cr);
4826 		au_uwrite(au_to_process(uid, gid, ruid, rgid, pid,
4827 		    ainfo->ai_auid, ainfo->ai_asid, &ainfo->ai_termid));
4828 		crfree(cr);
4829 
4830 		break;
4831 	default:
4832 		return;
4833 	}
4834 
4835 	if (uap->processor_id == PBIND_NONE &&
4836 	    (!(uap->id_type == P_LWPID && lwpcnt > 1)))
4837 		au_uwrite(au_to_text("PBIND_NONE for process"));
4838 	else
4839 		au_uwrite(au_to_arg32(3, "processor_id",
4840 		    (uint32_t)uap->processor_id));
4841 }
4842 
4843 /*ARGSUSED*/
4844 static au_event_t
4845 aui_doorfs(au_event_t e)
4846 {
4847 	uint32_t code;
4848 
4849 	struct a {		/* doorfs */
4850 		long	a1;
4851 		long	a2;
4852 		long	a3;
4853 		long	a4;
4854 		long	a5;
4855 		long	code;
4856 	} *uap = (struct a *)ttolwp(curthread)->lwp_ap;
4857 
4858 	/*
4859 	 *	audit formats for several of the
4860 	 *	door calls have not yet been determined
4861 	 */
4862 	code = (uint32_t)uap->code;
4863 	switch (code) {
4864 	case DOOR_CALL:
4865 		e = AUE_DOORFS_DOOR_CALL;
4866 		break;
4867 	case DOOR_RETURN:
4868 		e = AUE_NULL;
4869 		break;
4870 	case DOOR_CREATE:
4871 		e = AUE_DOORFS_DOOR_CREATE;
4872 		break;
4873 	case DOOR_REVOKE:
4874 		e = AUE_DOORFS_DOOR_REVOKE;
4875 		break;
4876 	case DOOR_INFO:
4877 		e = AUE_NULL;
4878 		break;
4879 	case DOOR_UCRED:
4880 		e = AUE_NULL;
4881 		break;
4882 	case DOOR_BIND:
4883 		e = AUE_NULL;
4884 		break;
4885 	case DOOR_UNBIND:
4886 		e = AUE_NULL;
4887 		break;
4888 	case DOOR_GETPARAM:
4889 		e = AUE_NULL;
4890 		break;
4891 	case DOOR_SETPARAM:
4892 		e = AUE_NULL;
4893 		break;
4894 	default:	/* illegal system call */
4895 		e = AUE_NULL;
4896 		break;
4897 	}
4898 
4899 	return (e);
4900 }
4901 
4902 static door_node_t *
4903 au_door_lookup(int did)
4904 {
4905 	vnode_t	*vp;
4906 	file_t *fp;
4907 
4908 	if ((fp = getf(did)) == NULL)
4909 		return (NULL);
4910 	/*
4911 	 * Use the underlying vnode (we may be namefs mounted)
4912 	 */
4913 	if (VOP_REALVP(fp->f_vnode, &vp))
4914 		vp = fp->f_vnode;
4915 
4916 	if (vp == NULL || vp->v_type != VDOOR) {
4917 		releasef(did);
4918 		return (NULL);
4919 	}
4920 
4921 	return (VTOD(vp));
4922 }
4923 
4924 /*ARGSUSED*/
4925 static void
4926 aus_doorfs(struct t_audit_data *tad)
4927 {
4928 
4929 	struct a {		/* doorfs */
4930 		long	a1;
4931 		long	a2;
4932 		long	a3;
4933 		long	a4;
4934 		long	a5;
4935 		long	code;
4936 	} *uap = (struct a *)ttolwp(curthread)->lwp_ap;
4937 
4938 	door_node_t	*dp;
4939 	struct proc	*p;
4940 	uint32_t	did;
4941 	uid_t uid, ruid;
4942 	gid_t gid, rgid;
4943 	pid_t pid;
4944 	const auditinfo_addr_t *ainfo;
4945 	cred_t *cr;
4946 
4947 	did = (uint32_t)uap->a1;
4948 
4949 	switch (tad->tad_event) {
4950 	case AUE_DOORFS_DOOR_CALL:
4951 		au_uwrite(au_to_arg32(1, "door ID", (uint32_t)did));
4952 		if ((dp = au_door_lookup(did)) == NULL)
4953 			break;
4954 
4955 		if (DOOR_INVALID(dp)) {
4956 			releasef(did);
4957 			break;
4958 		}
4959 
4960 		if ((p = dp->door_target) == NULL) {
4961 			releasef(did);
4962 			break;
4963 		}
4964 		mutex_enter(&p->p_lock);
4965 		releasef(did);
4966 
4967 		pid  = p->p_pid;
4968 
4969 		mutex_enter(&p->p_crlock);
4970 		crhold(cr = p->p_cred);
4971 		mutex_exit(&p->p_crlock);
4972 		mutex_exit(&p->p_lock);
4973 
4974 		ainfo = crgetauinfo(cr);
4975 		if (ainfo == NULL) {
4976 			crfree(cr);
4977 			return;
4978 		}
4979 		uid  = crgetuid(cr);
4980 		gid  = crgetgid(cr);
4981 		ruid = crgetruid(cr);
4982 		rgid = crgetrgid(cr);
4983 		au_uwrite(au_to_process(uid, gid, ruid, rgid, pid,
4984 		    ainfo->ai_auid, ainfo->ai_asid, &ainfo->ai_termid));
4985 		crfree(cr);
4986 		break;
4987 	case AUE_DOORFS_DOOR_RETURN:
4988 		/*
4989 		 * We may want to write information about
4990 		 * all doors (if any) which will be copied
4991 		 * by this call to the user space
4992 		 */
4993 		break;
4994 	case AUE_DOORFS_DOOR_CREATE:
4995 		au_uwrite(au_to_arg32(3, "door attr", (uint32_t)uap->a3));
4996 		break;
4997 	case AUE_DOORFS_DOOR_REVOKE:
4998 		au_uwrite(au_to_arg32(1, "door ID", (uint32_t)did));
4999 		break;
5000 	case AUE_DOORFS_DOOR_INFO:
5001 		break;
5002 	case AUE_DOORFS_DOOR_CRED:
5003 		break;
5004 	case AUE_DOORFS_DOOR_BIND:
5005 		break;
5006 	case AUE_DOORFS_DOOR_UNBIND: {
5007 		break;
5008 	}
5009 	default:	/* illegal system call */
5010 		break;
5011 	}
5012 }
5013 
5014 /*ARGSUSED*/
5015 static au_event_t
5016 aui_acl(au_event_t e)
5017 {
5018 	struct a {
5019 		union {
5020 			long	name;	/* char */
5021 			long	fd;
5022 		}		obj;
5023 
5024 		long		cmd;
5025 		long		nentries;
5026 		long		arg;	/* aclent_t */
5027 	} *uap = (struct a *)ttolwp(curthread)->lwp_ap;
5028 
5029 	switch (uap->cmd) {
5030 	case SETACL:
5031 		/* ok, acl(SETACL, ...) and facl(SETACL, ...)  are expected. */
5032 		break;
5033 	case GETACL:
5034 	case GETACLCNT:
5035 		/* do nothing for these two values. */
5036 		e = AUE_NULL;
5037 		break;
5038 	default:
5039 		/* illegal system call */
5040 		break;
5041 	}
5042 
5043 	return (e);
5044 }
5045 
5046 
5047 /*ARGSUSED*/
5048 static void
5049 aus_acl(struct t_audit_data *tad)
5050 {
5051 	struct a {
5052 		long	fname;
5053 		long	cmd;
5054 		long	nentries;
5055 		long	aclbufp;
5056 	} *uap = (struct a *)ttolwp(curthread)->lwp_ap;
5057 	struct acl *aclbufp;
5058 
5059 	au_uwrite(au_to_arg32(2, "cmd", (uint32_t)uap->cmd));
5060 	au_uwrite(au_to_arg32(3, "nentries", (uint32_t)uap->nentries));
5061 
5062 	switch (uap->cmd) {
5063 	case GETACL:
5064 	case GETACLCNT:
5065 		break;
5066 	case SETACL:
5067 		if (uap->nentries < 3)
5068 			break;
5069 		else {
5070 			size_t a_size = uap->nentries * sizeof (struct acl);
5071 			int i;
5072 
5073 			aclbufp = kmem_alloc(a_size, KM_SLEEP);
5074 			if (copyin((caddr_t)(uap->aclbufp), aclbufp, a_size)) {
5075 				kmem_free(aclbufp, a_size);
5076 				break;
5077 			}
5078 			for (i = 0; i < uap->nentries; i++) {
5079 				au_uwrite(au_to_acl(aclbufp + i));
5080 			}
5081 			kmem_free(aclbufp, a_size);
5082 			break;
5083 		}
5084 	default:
5085 		break;
5086 	}
5087 }
5088 
5089 /*ARGSUSED*/
5090 static void
5091 aus_facl(struct t_audit_data *tad)
5092 {
5093 	struct a {
5094 		long	fd;
5095 		long	cmd;
5096 		long	nentries;
5097 		long	aclbufp;
5098 	} *uap = (struct a *)ttolwp(curthread)->lwp_ap;
5099 	struct file  *fp;
5100 	struct vnode *vp;
5101 	struct f_audit_data *fad;
5102 	struct acl *aclbufp;
5103 	int fd;
5104 
5105 	au_uwrite(au_to_arg32(2, "cmd", (uint32_t)uap->cmd));
5106 	au_uwrite(au_to_arg32(3, "nentries", (uint32_t)uap->nentries));
5107 
5108 	fd = (int)uap->fd;
5109 
5110 	if ((fp = getf(fd)) == NULL)
5111 		return;
5112 
5113 	/* get path from file struct here */
5114 	fad = F2A(fp);
5115 	if (fad->fad_aupath != NULL) {
5116 		au_uwrite(au_to_path(fad->fad_aupath));
5117 	} else {
5118 		au_uwrite(au_to_arg32(1, "no path: fd", (uint32_t)fd));
5119 	}
5120 
5121 	vp = fp->f_vnode;
5122 	audit_attributes(vp);
5123 
5124 	/* decrement file descriptor reference count */
5125 	releasef(fd);
5126 
5127 	switch (uap->cmd) {
5128 	case GETACL:
5129 	case GETACLCNT:
5130 		break;
5131 	case SETACL:
5132 		if (uap->nentries < 3)
5133 			break;
5134 		else {
5135 			size_t a_size = uap->nentries * sizeof (struct acl);
5136 			int i;
5137 
5138 			aclbufp = kmem_alloc(a_size, KM_SLEEP);
5139 			if (copyin((caddr_t)(uap->aclbufp), aclbufp, a_size)) {
5140 				kmem_free(aclbufp, a_size);
5141 				break;
5142 			}
5143 			for (i = 0; i < uap->nentries; i++) {
5144 				au_uwrite(au_to_acl(aclbufp + i));
5145 			}
5146 			kmem_free(aclbufp, a_size);
5147 			break;
5148 		}
5149 	default:
5150 		break;
5151 	}
5152 }
5153 
5154 /*ARGSUSED*/
5155 static void
5156 auf_read(tad, error, rval)
5157 	struct t_audit_data *tad;
5158 	int error;
5159 	rval_t *rval;
5160 {
5161 	struct file *fp;
5162 	struct f_audit_data *fad;
5163 	int fd;
5164 	register struct a {
5165 		long	fd;
5166 	} *uap = (struct a *)ttolwp(curthread)->lwp_ap;
5167 	au_kcontext_t	*kctx = GET_KCTX_PZ;
5168 
5169 	fd = (int)uap->fd;
5170 
5171 	/*
5172 	 * convert file pointer to file descriptor
5173 	 *   Note: fd ref count incremented here.
5174 	 */
5175 	if ((fp = getf(fd)) == NULL)
5176 		return;
5177 
5178 	/* get path from file struct here */
5179 	fad = F2A(fp);
5180 	ASSERT(fad);
5181 
5182 	/*
5183 	 * already processed this file for read attempt
5184 	 *
5185 	 * XXX might be better to turn off auditing in a aui_read() routine.
5186 	 */
5187 	if (fad->fad_flags & FAD_READ) {
5188 		/* don't really want to audit every read attempt */
5189 		tad->tad_flag = 0;
5190 		/* free any residual audit data */
5191 		au_close(kctx, &(u_ad), 0, 0, 0);
5192 		releasef(fd);
5193 		return;
5194 	}
5195 	/* mark things so we know what happened and don't repeat things */
5196 	fad->fad_flags |= FAD_READ;
5197 
5198 	if (fad->fad_aupath != NULL) {
5199 		au_uwrite(au_to_path(fad->fad_aupath));
5200 	} else {
5201 		au_uwrite(au_to_arg32(1, "no path: fd", (uint32_t)fd));
5202 	}
5203 
5204 	/* include attributes */
5205 	audit_attributes(fp->f_vnode);
5206 
5207 	/* decrement file descriptor reference count */
5208 	releasef(fd);
5209 }
5210 
5211 /*ARGSUSED*/
5212 static void
5213 auf_write(tad, error, rval)
5214 	struct t_audit_data *tad;
5215 	int error;
5216 	rval_t *rval;
5217 {
5218 	struct file *fp;
5219 	struct f_audit_data *fad;
5220 	int fd;
5221 	register struct a {
5222 		long	fd;
5223 	} *uap = (struct a *)ttolwp(curthread)->lwp_ap;
5224 	au_kcontext_t	*kctx = GET_KCTX_PZ;
5225 
5226 	fd = (int)uap->fd;
5227 
5228 	/*
5229 	 * convert file pointer to file descriptor
5230 	 *   Note: fd ref count incremented here.
5231 	 */
5232 	if ((fp = getf(fd)) == NULL)
5233 		return;
5234 
5235 	/* get path from file struct here */
5236 	fad = F2A(fp);
5237 	ASSERT(fad);
5238 
5239 	/*
5240 	 * already processed this file for write attempt
5241 	 *
5242 	 * XXX might be better to turn off auditing in a aus_write() routine.
5243 	 */
5244 	if (fad->fad_flags & FAD_WRITE) {
5245 		/* don't really want to audit every write attempt */
5246 		tad->tad_flag = 0;
5247 		/* free any residual audit data */
5248 		au_close(kctx, &(u_ad), 0, 0, 0);
5249 		releasef(fd);
5250 		return;
5251 	}
5252 	/* mark things so we know what happened and don't repeat things */
5253 	fad->fad_flags |= FAD_WRITE;
5254 
5255 	if (fad->fad_aupath != NULL) {
5256 		au_uwrite(au_to_path(fad->fad_aupath));
5257 	} else {
5258 		au_uwrite(au_to_arg32(1, "no path: fd", (uint32_t)fd));
5259 	}
5260 
5261 	/* include attributes */
5262 	audit_attributes(fp->f_vnode);
5263 
5264 	/* decrement file descriptor reference count */
5265 	releasef(fd);
5266 }
5267 
5268 /*ARGSUSED*/
5269 static void
5270 auf_recv(tad, error, rval)
5271 	struct t_audit_data *tad;
5272 	int error;
5273 	rval_t *rval;
5274 {
5275 	struct sonode *so;
5276 	char so_laddr[sizeof (struct sockaddr_in6)];
5277 	char so_faddr[sizeof (struct sockaddr_in6)];
5278 	struct file *fp;
5279 	struct f_audit_data *fad;
5280 	int fd;
5281 	int err;
5282 	int len;
5283 	short so_family, so_type;
5284 	register struct a {
5285 		long	fd;
5286 	} *uap = (struct a *)ttolwp(curthread)->lwp_ap;
5287 	au_kcontext_t	*kctx = GET_KCTX_PZ;
5288 
5289 	/*
5290 	 * If there was an error, then nothing to do. Only generate
5291 	 * audit record on first successful recv.
5292 	 */
5293 	if (error) {
5294 		/* Turn off audit record generation here. */
5295 		tad->tad_flag = 0;
5296 		/* free any residual audit data */
5297 		au_close(kctx, &(u_ad), 0, 0, 0);
5298 		return;
5299 	}
5300 
5301 	fd = (int)uap->fd;
5302 
5303 	if ((so = getsonode(fd, &err, &fp)) == NULL) {
5304 		/* Turn off audit record generation here. */
5305 		tad->tad_flag = 0;
5306 		/* free any residual audit data */
5307 		au_close(kctx, &(u_ad), 0, 0, 0);
5308 		return;
5309 	}
5310 
5311 	/* get path from file struct here */
5312 	fad = F2A(fp);
5313 	ASSERT(fad);
5314 
5315 	/*
5316 	 * already processed this file for read attempt
5317 	 */
5318 	if (fad->fad_flags & FAD_READ) {
5319 		releasef(fd);
5320 		/* don't really want to audit every recv call */
5321 		tad->tad_flag = 0;
5322 		/* free any residual audit data */
5323 		au_close(kctx, &(u_ad), 0, 0, 0);
5324 		return;
5325 	}
5326 
5327 	/* mark things so we know what happened and don't repeat things */
5328 	fad->fad_flags |= FAD_READ;
5329 
5330 	so_family = so->so_family;
5331 	so_type   = so->so_type;
5332 
5333 	switch (so_family) {
5334 	case AF_INET:
5335 	case AF_INET6:
5336 		/*
5337 		 * Only for connections.
5338 		 * XXX - do we need to worry about SOCK_DGRAM or other types???
5339 		 */
5340 		if (so->so_state & SS_ISBOUND) {
5341 
5342 			bzero((void *)so_laddr, sizeof (so_laddr));
5343 			bzero((void *)so_faddr, sizeof (so_faddr));
5344 
5345 			/* only done once on a connection */
5346 			(void) SOP_GETSOCKNAME(so);
5347 			(void) SOP_GETPEERNAME(so);
5348 
5349 			/* get local and foreign addresses */
5350 			mutex_enter(&so->so_lock);
5351 			len = min(so->so_laddr_len, sizeof (so_laddr));
5352 			bcopy(so->so_laddr_sa, so_laddr, len);
5353 			len = min(so->so_faddr_len, sizeof (so_faddr));
5354 			bcopy(so->so_faddr_sa, so_faddr, len);
5355 			mutex_exit(&so->so_lock);
5356 
5357 			/*
5358 			 * only way to drop out of switch. Note that we
5359 			 * we release fd below.
5360 			 */
5361 
5362 			break;
5363 		}
5364 
5365 		releasef(fd);
5366 
5367 		/* don't really want to audit every recv call */
5368 		tad->tad_flag = 0;
5369 		/* free any residual audit data */
5370 		au_close(kctx, &(u_ad), 0, 0, 0);
5371 
5372 		return;
5373 
5374 	case AF_UNIX:
5375 
5376 		if (fad->fad_aupath != NULL) {
5377 			au_uwrite(au_to_path(fad->fad_aupath));
5378 		} else {
5379 			au_uwrite(au_to_arg32(1, "no path: fd", fd));
5380 		}
5381 
5382 		audit_attributes(fp->f_vnode);
5383 
5384 		releasef(fd);
5385 
5386 		return;
5387 
5388 	default:
5389 		releasef(fd);
5390 
5391 		au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
5392 		au_uwrite(au_to_arg32(1, "family", (uint32_t)so_family));
5393 		au_uwrite(au_to_arg32(1, "type", (uint32_t)so_type));
5394 
5395 		return;
5396 	}
5397 
5398 	releasef(fd);
5399 
5400 	au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
5401 
5402 	au_uwrite(au_to_socket_ex(so_family, so_type, so_laddr, so_faddr));
5403 
5404 }
5405 
5406 /*ARGSUSED*/
5407 static void
5408 auf_send(tad, error, rval)
5409 	struct t_audit_data *tad;
5410 	int error;
5411 	rval_t *rval;
5412 {
5413 	struct sonode *so;
5414 	char so_laddr[sizeof (struct sockaddr_in6)];
5415 	char so_faddr[sizeof (struct sockaddr_in6)];
5416 	struct file *fp;
5417 	struct f_audit_data *fad;
5418 	int fd;
5419 	int err;
5420 	int len;
5421 	short so_family, so_type;
5422 	register struct a {
5423 		long	fd;
5424 	} *uap = (struct a *)ttolwp(curthread)->lwp_ap;
5425 	au_kcontext_t	*kctx = GET_KCTX_PZ;
5426 
5427 	fd = (int)uap->fd;
5428 
5429 	/*
5430 	 * If there was an error, then nothing to do. Only generate
5431 	 * audit record on first successful send.
5432 	 */
5433 	if (error != 0) {
5434 		/* Turn off audit record generation here. */
5435 		tad->tad_flag = 0;
5436 		/* free any residual audit data */
5437 		au_close(kctx, &(u_ad), 0, 0, 0);
5438 		return;
5439 	}
5440 
5441 	fd = (int)uap->fd;
5442 
5443 	if ((so = getsonode(fd, &err, &fp)) == NULL) {
5444 		/* Turn off audit record generation here. */
5445 		tad->tad_flag = 0;
5446 		/* free any residual audit data */
5447 		au_close(kctx, &(u_ad), 0, 0, 0);
5448 		return;
5449 	}
5450 
5451 	/* get path from file struct here */
5452 	fad = F2A(fp);
5453 	ASSERT(fad);
5454 
5455 	/*
5456 	 * already processed this file for write attempt
5457 	 */
5458 	if (fad->fad_flags & FAD_WRITE) {
5459 		releasef(fd);
5460 		/* don't really want to audit every send call */
5461 		tad->tad_flag = 0;
5462 		/* free any residual audit data */
5463 		au_close(kctx, &(u_ad), 0, 0, 0);
5464 		return;
5465 	}
5466 
5467 	/* mark things so we know what happened and don't repeat things */
5468 	fad->fad_flags |= FAD_WRITE;
5469 
5470 	so_family = so->so_family;
5471 	so_type   = so->so_type;
5472 
5473 	switch (so_family) {
5474 	case AF_INET:
5475 	case AF_INET6:
5476 		/*
5477 		 * Only for connections.
5478 		 * XXX - do we need to worry about SOCK_DGRAM or other types???
5479 		 */
5480 		if (so->so_state & SS_ISBOUND) {
5481 
5482 			bzero((void *)so_laddr, sizeof (so_laddr));
5483 			bzero((void *)so_faddr, sizeof (so_faddr));
5484 
5485 			/* only done once on a connection */
5486 			(void) SOP_GETSOCKNAME(so);
5487 			(void) SOP_GETPEERNAME(so);
5488 
5489 			/* get local and foreign addresses */
5490 			mutex_enter(&so->so_lock);
5491 			len = min(so->so_laddr_len, sizeof (so_laddr));
5492 			bcopy(so->so_laddr_sa, so_laddr, len);
5493 			len = min(so->so_faddr_len, sizeof (so_faddr));
5494 			bcopy(so->so_faddr_sa, so_faddr, len);
5495 			mutex_exit(&so->so_lock);
5496 
5497 			/*
5498 			 * only way to drop out of switch. Note that we
5499 			 * we release fd below.
5500 			 */
5501 
5502 			break;
5503 		}
5504 
5505 		releasef(fd);
5506 		/* don't really want to audit every send call */
5507 		tad->tad_flag = 0;
5508 		/* free any residual audit data */
5509 		au_close(kctx, &(u_ad), 0, 0, 0);
5510 
5511 		return;
5512 
5513 	case AF_UNIX:
5514 
5515 		if (fad->fad_aupath != NULL) {
5516 			au_uwrite(au_to_path(fad->fad_aupath));
5517 		} else {
5518 			au_uwrite(au_to_arg32(1, "no path: fd", fd));
5519 		}
5520 
5521 		audit_attributes(fp->f_vnode);
5522 
5523 		releasef(fd);
5524 
5525 		return;
5526 
5527 	default:
5528 		releasef(fd);
5529 
5530 		au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
5531 		au_uwrite(au_to_arg32(1, "family", (uint32_t)so_family));
5532 		au_uwrite(au_to_arg32(1, "type", (uint32_t)so_type));
5533 
5534 		return;
5535 	}
5536 
5537 	releasef(fd);
5538 
5539 	au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
5540 
5541 	au_uwrite(au_to_socket_ex(so_family, so_type, so_laddr, so_faddr));
5542 }
5543 
5544 static au_event_t
5545 aui_forksys(au_event_t e)
5546 {
5547 	struct a {
5548 		long	subcode;
5549 		long	flags;
5550 	} *uap = (struct a *)ttolwp(curthread)->lwp_ap;
5551 
5552 	switch ((uint_t)uap->subcode) {
5553 	case 0:
5554 		e = AUE_FORK1;
5555 		break;
5556 	case 1:
5557 		e = AUE_FORKALL;
5558 		break;
5559 	case 2:
5560 		e = AUE_VFORK;
5561 		break;
5562 	default:
5563 		e = AUE_NULL;
5564 		break;
5565 	}
5566 
5567 	return (e);
5568 }
5569 
5570 /*ARGSUSED*/
5571 static au_event_t
5572 aui_portfs(au_event_t e)
5573 {
5574 	struct a {		/* portfs */
5575 		long	a1;
5576 		long	a2;
5577 		long	a3;
5578 	} *uap = (struct a *)ttolwp(curthread)->lwp_ap;
5579 
5580 	/*
5581 	 * check opcode
5582 	 */
5583 	switch (((uint_t)uap->a1) & PORT_CODE_MASK) {
5584 	case PORT_ASSOCIATE:
5585 	case PORT_DISSOCIATE:
5586 		/*
5587 		 * check source
5588 		 */
5589 		if ((uint_t)uap->a3 == PORT_SOURCE_FILE) {
5590 			e = AUE_PORTFS;
5591 		} else {
5592 			e = AUE_NULL;
5593 		}
5594 		break;
5595 	default:
5596 		e = AUE_NULL;
5597 	}
5598 	return (e);
5599 }
5600