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 (c) 1992, 2010, Oracle and/or its affiliates. All rights reserved.
24 * Copyright (c) 2011 Bayard G. Bell. All rights reserved.
25 * Copyright (c) 2018, Joyent, Inc.
26 */
27
28 /*
29 * This file contains the audit event table used to control the production
30 * of audit records for each system call.
31 */
32
33 #include <sys/policy.h>
34 #include <sys/cred.h>
35 #include <sys/types.h>
36 #include <sys/systm.h>
37 #include <sys/systeminfo.h> /* for sysinfo auditing */
38 #include <sys/utsname.h> /* for sysinfo auditing */
39 #include <sys/proc.h>
40 #include <sys/vnode.h>
41 #include <sys/mman.h> /* for mmap(2) auditing etc. */
42 #include <sys/fcntl.h>
43 #include <sys/modctl.h> /* for modctl auditing */
44 #include <sys/vnode.h>
45 #include <sys/user.h>
46 #include <sys/types.h>
47 #include <sys/processor.h>
48 #include <sys/procset.h>
49 #include <sys/acl.h>
50 #include <sys/ipc.h>
51 #include <sys/door.h>
52 #include <sys/sem.h>
53 #include <sys/msg.h>
54 #include <sys/shm.h>
55 #include <sys/kmem.h>
56 #include <sys/file.h> /* for accept */
57 #include <sys/utssys.h> /* for fuser */
58 #include <sys/tsol/label.h>
59 #include <sys/tsol/tndb.h>
60 #include <sys/tsol/tsyscall.h>
61 #include <c2/audit.h>
62 #include <c2/audit_kernel.h>
63 #include <c2/audit_kevents.h>
64 #include <c2/audit_record.h>
65 #include <sys/procset.h>
66 #include <nfs/mount.h>
67 #include <sys/param.h>
68 #include <sys/debug.h>
69 #include <sys/sysmacros.h>
70 #include <sys/stream.h>
71 #include <sys/strsubr.h>
72 #include <sys/stropts.h>
73 #include <sys/tihdr.h>
74 #include <sys/socket.h>
75 #include <sys/socketvar.h>
76 #include <sys/vfs_opreg.h>
77 #include <fs/sockfs/sockcommon.h>
78 #include <netinet/in.h>
79 #include <sys/ddi.h>
80 #include <sys/port_impl.h>
81 #include <sys/secflags.h>
82
83 static au_event_t aui_fchownat(au_event_t);
84 static au_event_t aui_fchmodat(au_event_t);
85 static au_event_t aui_open(au_event_t);
86 static au_event_t aui_openat(au_event_t);
87 static au_event_t aui_unlinkat(au_event_t);
88 static au_event_t aui_fstatat(au_event_t);
89 static au_event_t aui_msgsys(au_event_t);
90 static au_event_t aui_shmsys(au_event_t);
91 static au_event_t aui_semsys(au_event_t);
92 static au_event_t aui_utssys(au_event_t);
93 static au_event_t aui_fcntl(au_event_t);
94 static au_event_t aui_execve(au_event_t);
95 static au_event_t aui_memcntl(au_event_t);
96 static au_event_t aui_sysinfo(au_event_t);
97 static au_event_t aui_portfs(au_event_t);
98 static au_event_t aui_auditsys(au_event_t);
99 static au_event_t aui_modctl(au_event_t);
100 static au_event_t aui_acl(au_event_t);
101 static au_event_t aui_doorfs(au_event_t);
102 static au_event_t aui_privsys(au_event_t);
103 static au_event_t aui_forksys(au_event_t);
104 static au_event_t aui_labelsys(au_event_t);
105 static au_event_t aui_setpgrp(au_event_t);
106
107
108 static void aus_exit(struct t_audit_data *);
109 static void aus_open(struct t_audit_data *);
110 static void aus_openat(struct t_audit_data *);
111 static void aus_acl(struct t_audit_data *);
112 static void aus_acct(struct t_audit_data *);
113 static void aus_chown(struct t_audit_data *);
114 static void aus_fchown(struct t_audit_data *);
115 static void aus_lchown(struct t_audit_data *);
116 static void aus_fchownat(struct t_audit_data *);
117 static void aus_chmod(struct t_audit_data *);
118 static void aus_facl(struct t_audit_data *);
119 static void aus_fchmod(struct t_audit_data *);
120 static void aus_fchmodat(struct t_audit_data *);
121 static void aus_fcntl(struct t_audit_data *);
122 static void aus_mkdir(struct t_audit_data *);
123 static void aus_mkdirat(struct t_audit_data *);
124 static void aus_mknod(struct t_audit_data *);
125 static void aus_mknodat(struct t_audit_data *);
126 static void aus_mount(struct t_audit_data *);
127 static void aus_umount2(struct t_audit_data *);
128 static void aus_msgsys(struct t_audit_data *);
129 static void aus_semsys(struct t_audit_data *);
130 static void aus_close(struct t_audit_data *);
131 static void aus_fstatfs(struct t_audit_data *);
132 static void aus_setgid(struct t_audit_data *);
133 static void aus_setpgrp(struct t_audit_data *);
134 static void aus_setuid(struct t_audit_data *);
135 static void aus_shmsys(struct t_audit_data *);
136 static void aus_doorfs(struct t_audit_data *);
137 static void aus_ioctl(struct t_audit_data *);
138 static void aus_memcntl(struct t_audit_data *);
139 static void aus_mmap(struct t_audit_data *);
140 static void aus_munmap(struct t_audit_data *);
141 static void aus_priocntlsys(struct t_audit_data *);
142 static void aus_setegid(struct t_audit_data *);
143 static void aus_setgroups(struct t_audit_data *);
144 static void aus_seteuid(struct t_audit_data *);
145 static void aus_putmsg(struct t_audit_data *);
146 static void aus_putpmsg(struct t_audit_data *);
147 static void aus_getmsg(struct t_audit_data *);
148 static void aus_getpmsg(struct t_audit_data *);
149 static void aus_auditsys(struct t_audit_data *);
150 static void aus_sysinfo(struct t_audit_data *);
151 static void aus_modctl(struct t_audit_data *);
152 static void aus_kill(struct t_audit_data *);
153 static void aus_setregid(struct t_audit_data *);
154 static void aus_setreuid(struct t_audit_data *);
155 static void aus_labelsys(struct t_audit_data *);
156
157 static void auf_mknod(struct t_audit_data *, int, rval_t *);
158 static void auf_mknodat(struct t_audit_data *, int, rval_t *);
159 static void auf_msgsys(struct t_audit_data *, int, rval_t *);
160 static void auf_semsys(struct t_audit_data *, int, rval_t *);
161 static void auf_shmsys(struct t_audit_data *, int, rval_t *);
162 static void auf_read(struct t_audit_data *, int, rval_t *);
163 static void auf_write(struct t_audit_data *, int, rval_t *);
164
165 static void aus_sigqueue(struct t_audit_data *);
166 static void aus_p_online(struct t_audit_data *);
167 static void aus_processor_bind(struct t_audit_data *);
168 static void aus_inst_sync(struct t_audit_data *);
169 static void aus_brandsys(struct t_audit_data *);
170
171 static void auf_accept(struct t_audit_data *, int, rval_t *);
172
173 static void auf_bind(struct t_audit_data *, int, rval_t *);
174 static void auf_connect(struct t_audit_data *, int, rval_t *);
175 static void aus_shutdown(struct t_audit_data *);
176 static void auf_setsockopt(struct t_audit_data *, int, rval_t *);
177 static void aus_sockconfig(struct t_audit_data *);
178 static void auf_recv(struct t_audit_data *, int, rval_t *);
179 static void auf_recvmsg(struct t_audit_data *, int, rval_t *);
180 static void auf_send(struct t_audit_data *, int, rval_t *);
181 static void auf_sendmsg(struct t_audit_data *, int, rval_t *);
182 static void auf_recvfrom(struct t_audit_data *, int, rval_t *);
183 static void auf_sendto(struct t_audit_data *, int, rval_t *);
184 static void aus_socket(struct t_audit_data *);
185 /*
186 * This table contains mapping information for converting system call numbers
187 * to audit event IDs. In several cases it is necessary to map a single system
188 * call to several events.
189 */
190
191 #define aui_null NULL /* NULL initialize function */
192 #define aus_null NULL /* NULL start function */
193 #define auf_null NULL /* NULL finish function */
194
195 struct audit_s2e audit_s2e[] =
196 {
197 /*
198 * ---------- ---------- ---------- ----------
199 * INITIAL AUDIT START SYSTEM
200 * PROCESSING EVENT PROCESSING CALL
201 * ---------- ---------- ---------- -----------
202 * FINISH EVENT
203 * PROCESSING CONTROL
204 * ----------------------------------------------------------
205 */
206 aui_null, AUE_NULL, aus_null, /* 0 unused (indirect) */
207 auf_null, 0,
208 aui_null, AUE_EXIT, aus_exit, /* 1 exit */
209 auf_null, S2E_NPT,
210 aui_null, AUE_PSECFLAGS, aus_null, /* 2 psecflags */
211 auf_null, 0,
212 aui_null, AUE_READ, aus_null, /* 3 read */
213 auf_read, S2E_PUB,
214 aui_null, AUE_WRITE, aus_null, /* 4 write */
215 auf_write, 0,
216 aui_open, AUE_OPEN, aus_open, /* 5 open */
217 auf_null, S2E_SP,
218 aui_null, AUE_CLOSE, aus_close, /* 6 close */
219 auf_null, 0,
220 aui_null, AUE_LINK, aus_null, /* 7 linkat */
221 auf_null, 0,
222 aui_null, AUE_NULL, aus_null, /* 8 (loadable) was creat */
223 auf_null, 0,
224 aui_null, AUE_LINK, aus_null, /* 9 link */
225 auf_null, 0,
226 aui_null, AUE_UNLINK, aus_null, /* 10 unlink */
227 auf_null, 0,
228 aui_null, AUE_SYMLINK, aus_null, /* 11 symlinkat */
229 auf_null, 0,
230 aui_null, AUE_CHDIR, aus_null, /* 12 chdir */
231 auf_null, S2E_SP,
232 aui_null, AUE_NULL, aus_null, /* 13 time */
233 auf_null, 0,
234 aui_null, AUE_MKNOD, aus_mknod, /* 14 mknod */
235 auf_mknod, S2E_MLD,
236 aui_null, AUE_CHMOD, aus_chmod, /* 15 chmod */
237 auf_null, 0,
238 aui_null, AUE_CHOWN, aus_chown, /* 16 chown */
239 auf_null, 0,
240 aui_null, AUE_NULL, aus_null, /* 17 brk */
241 auf_null, 0,
242 aui_null, AUE_STAT, aus_null, /* 18 stat */
243 auf_null, S2E_PUB,
244 aui_null, AUE_NULL, aus_null, /* 19 lseek */
245 auf_null, 0,
246 aui_null, AUE_NULL, aus_null, /* 20 getpid */
247 auf_null, 0,
248 aui_null, AUE_MOUNT, aus_mount, /* 21 mount */
249 auf_null, S2E_MLD,
250 aui_null, AUE_READLINK, aus_null, /* 22 readlinkat */
251 auf_null, S2E_PUB,
252 aui_null, AUE_SETUID, aus_setuid, /* 23 setuid */
253 auf_null, 0,
254 aui_null, AUE_NULL, aus_null, /* 24 getuid */
255 auf_null, 0,
256 aui_null, AUE_STIME, aus_null, /* 25 stime */
257 auf_null, 0,
258 aui_null, AUE_NULL, aus_null, /* 26 pcsample */
259 auf_null, 0,
260 aui_null, AUE_NULL, aus_null, /* 27 alarm */
261 auf_null, 0,
262 aui_null, AUE_NULL, aus_null, /* 28 fstat */
263 auf_null, 0,
264 aui_null, AUE_NULL, aus_null, /* 29 pause */
265 auf_null, 0,
266 aui_null, AUE_NULL, aus_null, /* 30 (loadable) was utime */
267 auf_null, 0,
268 aui_null, AUE_NULL, aus_null, /* 31 stty (TIOCSETP-audit?) */
269 auf_null, 0,
270 aui_null, AUE_NULL, aus_null, /* 32 gtty */
271 auf_null, 0,
272 aui_null, AUE_ACCESS, aus_null, /* 33 access */
273 auf_null, S2E_PUB,
274 aui_null, AUE_NICE, aus_null, /* 34 nice */
275 auf_null, 0,
276 aui_null, AUE_STATFS, aus_null, /* 35 statfs */
277 auf_null, S2E_PUB,
278 aui_null, AUE_NULL, aus_null, /* 36 sync */
279 auf_null, 0,
280 aui_null, AUE_KILL, aus_kill, /* 37 kill */
281 auf_null, 0,
282 aui_null, AUE_FSTATFS, aus_fstatfs, /* 38 fstatfs */
283 auf_null, S2E_PUB,
284 aui_setpgrp, AUE_SETPGRP, aus_setpgrp, /* 39 setpgrp */
285 auf_null, 0,
286 aui_null, AUE_NULL, aus_null, /* 40 uucopystr */
287 auf_null, 0,
288 aui_null, AUE_NULL, aus_null, /* 41 (loadable) was dup */
289 auf_null, 0,
290 aui_null, AUE_PIPE, aus_null, /* 42 (loadable) pipe */
291 auf_null, 0,
292 aui_null, AUE_NULL, aus_null, /* 43 times */
293 auf_null, 0,
294 aui_null, AUE_NULL, aus_null, /* 44 profil */
295 auf_null, 0,
296 aui_null, AUE_ACCESS, aus_null, /* 45 faccessat */
297 auf_null, S2E_PUB,
298 aui_null, AUE_SETGID, aus_setgid, /* 46 setgid */
299 auf_null, 0,
300 aui_null, AUE_NULL, aus_null, /* 47 getgid */
301 auf_null, 0,
302 aui_null, AUE_MKNOD, aus_mknodat, /* 48 mknodat */
303 auf_mknodat, S2E_MLD,
304 aui_msgsys, AUE_MSGSYS, aus_msgsys, /* 49 (loadable) msgsys */
305 auf_msgsys, 0,
306 #if defined(__x86)
307 aui_null, AUE_NULL, aus_null, /* 50 sysi86 */
308 auf_null, 0,
309 #else
310 aui_null, AUE_NULL, aus_null, /* 50 (loadable) was sys3b */
311 auf_null, 0,
312 #endif /* __x86 */
313 aui_null, AUE_ACCT, aus_acct, /* 51 (loadable) sysacct */
314 auf_null, 0,
315 aui_shmsys, AUE_SHMSYS, aus_shmsys, /* 52 (loadable) shmsys */
316 auf_shmsys, 0,
317 aui_semsys, AUE_SEMSYS, aus_semsys, /* 53 (loadable) semsys */
318 auf_semsys, 0,
319 aui_null, AUE_IOCTL, aus_ioctl, /* 54 ioctl */
320 auf_null, 0,
321 aui_null, AUE_NULL, aus_null, /* 55 uadmin */
322 auf_null, 0,
323 aui_fchownat, AUE_NULL, aus_fchownat, /* 56 fchownat */
324 auf_null, 0,
325 aui_utssys, AUE_FUSERS, aus_null, /* 57 utssys */
326 auf_null, 0,
327 aui_null, AUE_NULL, aus_null, /* 58 fsync */
328 auf_null, 0,
329 aui_execve, AUE_EXECVE, aus_null, /* 59 exece */
330 auf_null, S2E_MLD,
331 aui_null, AUE_NULL, aus_null, /* 60 umask */
332 auf_null, 0,
333 aui_null, AUE_CHROOT, aus_null, /* 61 chroot */
334 auf_null, S2E_SP,
335 aui_fcntl, AUE_FCNTL, aus_fcntl, /* 62 fcntl */
336 auf_null, 0,
337 aui_null, AUE_NULL, aus_null, /* 63 ulimit */
338 auf_null, 0,
339 aui_null, AUE_RENAME, aus_null, /* 64 renameat */
340 auf_null, 0,
341 aui_unlinkat, AUE_NULL, aus_null, /* 65 unlinkat */
342 auf_null, 0,
343 aui_fstatat, AUE_NULL, aus_null, /* 66 fstatat */
344 auf_null, S2E_PUB,
345 aui_fstatat, AUE_NULL, aus_null, /* 67 fstatat64 */
346 auf_null, S2E_PUB,
347 aui_openat, AUE_OPEN, aus_openat, /* 68 openat */
348 auf_null, S2E_SP,
349 aui_openat, AUE_OPEN, aus_openat, /* 69 openat64 */
350 auf_null, S2E_SP,
351 aui_null, AUE_NULL, aus_null, /* 70 tasksys */
352 auf_null, 0,
353 aui_null, AUE_NULL, aus_null, /* 71 (loadable) acctctl */
354 auf_null, 0,
355 aui_null, AUE_NULL, aus_null, /* 72 (loadable) exacct */
356 auf_null, 0,
357 aui_null, AUE_NULL, aus_null, /* 73 getpagesizes */
358 auf_null, 0,
359 aui_null, AUE_NULL, aus_null, /* 74 rctlsys */
360 auf_null, 0,
361 aui_null, AUE_NULL, aus_null, /* 75 sidsys */
362 auf_null, 0,
363 aui_null, AUE_NULL, aus_null, /* 76 (loadable) was fsat */
364 auf_null, 0,
365 aui_null, AUE_NULL, aus_null, /* 77 syslwp_park */
366 auf_null, 0,
367 aui_null, AUE_NULL, aus_null, /* 78 sendfilev */
368 auf_null, 0,
369 aui_null, AUE_RMDIR, aus_null, /* 79 rmdir */
370 auf_null, 0,
371 aui_null, AUE_MKDIR, aus_mkdir, /* 80 mkdir */
372 auf_null, 0,
373 aui_null, AUE_NULL, aus_null, /* 81 getdents */
374 auf_null, 0,
375 aui_privsys, AUE_NULL, aus_null, /* 82 privsys */
376 auf_null, 0,
377 aui_null, AUE_NULL, aus_null, /* 83 ucredsys */
378 auf_null, 0,
379 aui_null, AUE_NULL, aus_null, /* 84 sysfs */
380 auf_null, 0,
381 aui_null, AUE_GETMSG, aus_getmsg, /* 85 getmsg */
382 auf_null, 0,
383 aui_null, AUE_PUTMSG, aus_putmsg, /* 86 putmsg */
384 auf_null, 0,
385 aui_null, AUE_NULL, aus_null, /* 87 (loadable) was poll */
386 auf_null, 0,
387 aui_null, AUE_LSTAT, aus_null, /* 88 lstat */
388 auf_null, S2E_PUB,
389 aui_null, AUE_SYMLINK, aus_null, /* 89 symlink */
390 auf_null, 0,
391 aui_null, AUE_READLINK, aus_null, /* 90 readlink */
392 auf_null, S2E_PUB,
393 aui_null, AUE_SETGROUPS, aus_setgroups, /* 91 setgroups */
394 auf_null, 0,
395 aui_null, AUE_NULL, aus_null, /* 92 getgroups */
396 auf_null, 0,
397 aui_null, AUE_FCHMOD, aus_fchmod, /* 93 fchmod */
398 auf_null, 0,
399 aui_null, AUE_FCHOWN, aus_fchown, /* 94 fchown */
400 auf_null, 0,
401 aui_null, AUE_NULL, aus_null, /* 95 sigprocmask */
402 auf_null, 0,
403 aui_null, AUE_NULL, aus_null, /* 96 sigsuspend */
404 auf_null, 0,
405 aui_null, AUE_NULL, aus_null, /* 97 sigaltstack */
406 auf_null, 0,
407 aui_null, AUE_NULL, aus_null, /* 98 sigaction */
408 auf_null, 0,
409 aui_null, AUE_NULL, aus_null, /* 99 sigpending */
410 auf_null, 0,
411 aui_null, AUE_NULL, aus_null, /* 100 setcontext */
412 auf_null, 0,
413 aui_fchmodat, AUE_NULL, aus_fchmodat, /* 101 fchmodat */
414 auf_null, 0,
415 aui_null, AUE_MKDIR, aus_mkdirat, /* 102 mkdirat */
416 auf_null, 0,
417 aui_null, AUE_STATVFS, aus_null, /* 103 statvfs */
418 auf_null, S2E_PUB,
419 aui_null, AUE_NULL, aus_null, /* 104 fstatvfs */
420 auf_null, 0,
421 aui_null, AUE_NULL, aus_null, /* 105 getloadavg */
422 auf_null, 0,
423 aui_null, AUE_NULL, aus_null, /* 106 nfssys */
424 auf_null, 0,
425 aui_null, AUE_NULL, aus_null, /* 107 waitsys */
426 auf_null, 0,
427 aui_null, AUE_NULL, aus_null, /* 108 sigsendsys */
428 auf_null, 0,
429 #if defined(__x86)
430 aui_null, AUE_NULL, aus_null, /* 109 hrtsys */
431 auf_null, 0,
432 #else
433 aui_null, AUE_NULL, aus_null, /* 109 (loadable) */
434 auf_null, 0,
435 #endif /* __x86 */
436 aui_null, AUE_UTIMES, aus_null, /* 110 utimesys */
437 auf_null, 0,
438 aui_null, AUE_NULL, aus_null, /* 111 sigresend */
439 auf_null, 0,
440 aui_null, AUE_PRIOCNTLSYS, aus_priocntlsys, /* 112 priocntlsys */
441 auf_null, 0,
442 aui_null, AUE_PATHCONF, aus_null, /* 113 pathconf */
443 auf_null, S2E_PUB,
444 aui_null, AUE_NULL, aus_null, /* 114 mincore */
445 auf_null, 0,
446 aui_null, AUE_MMAP, aus_mmap, /* 115 mmap */
447 auf_null, 0,
448 aui_null, AUE_NULL, aus_null, /* 116 mprotect */
449 auf_null, 0,
450 aui_null, AUE_MUNMAP, aus_munmap, /* 117 munmap */
451 auf_null, 0,
452 aui_null, AUE_NULL, aus_null, /* 118 fpathconf */
453 auf_null, 0,
454 aui_null, AUE_VFORK, aus_null, /* 119 vfork */
455 auf_null, 0,
456 aui_null, AUE_FCHDIR, aus_null, /* 120 fchdir */
457 auf_null, 0,
458 aui_null, AUE_READ, aus_null, /* 121 readv */
459 auf_read, S2E_PUB,
460 aui_null, AUE_WRITE, aus_null, /* 122 writev */
461 auf_write, 0,
462 aui_null, AUE_NULL, aus_null, /* 123 (loadable) was xstat */
463 auf_null, 0,
464 aui_null, AUE_NULL, aus_null, /* 124 (loadable) was lxstat */
465 auf_null, 0,
466 aui_null, AUE_NULL, aus_null, /* 125 (loadable) was fxstat */
467 auf_null, 0,
468 aui_null, AUE_NULL, aus_null, /* 126 (loadable) was xmknod */
469 auf_null, 0,
470 aui_null, AUE_NULL, aus_null, /* 127 mmapobj */
471 auf_null, 0,
472 aui_null, AUE_SETRLIMIT, aus_null, /* 128 setrlimit */
473 auf_null, 0,
474 aui_null, AUE_NULL, aus_null, /* 129 getrlimit */
475 auf_null, 0,
476 aui_null, AUE_LCHOWN, aus_lchown, /* 130 lchown */
477 auf_null, 0,
478 aui_memcntl, AUE_MEMCNTL, aus_memcntl, /* 131 memcntl */
479 auf_null, 0,
480 aui_null, AUE_GETPMSG, aus_getpmsg, /* 132 getpmsg */
481 auf_null, 0,
482 aui_null, AUE_PUTPMSG, aus_putpmsg, /* 133 putpmsg */
483 auf_null, 0,
484 aui_null, AUE_RENAME, aus_null, /* 134 rename */
485 auf_null, 0,
486 aui_null, AUE_NULL, aus_null, /* 135 uname */
487 auf_null, 0,
488 aui_null, AUE_SETEGID, aus_setegid, /* 136 setegid */
489 auf_null, 0,
490 aui_null, AUE_NULL, aus_null, /* 137 sysconfig */
491 auf_null, 0,
492 aui_null, AUE_ADJTIME, aus_null, /* 138 adjtime */
493 auf_null, 0,
494 aui_sysinfo, AUE_SYSINFO, aus_sysinfo, /* 139 systeminfo */
495 auf_null, 0,
496 aui_null, AUE_NULL, aus_null, /* 140 (loadable) sharefs */
497 auf_null, 0,
498 aui_null, AUE_SETEUID, aus_seteuid, /* 141 seteuid */
499 auf_null, 0,
500 aui_forksys, AUE_NULL, aus_null, /* 142 forksys */
501 auf_null, 0,
502 aui_null, AUE_NULL, aus_null, /* 143 (loadable) was fork1 */
503 auf_null, 0,
504 aui_null, AUE_NULL, aus_null, /* 144 sigwait */
505 auf_null, 0,
506 aui_null, AUE_NULL, aus_null, /* 145 lwp_info */
507 auf_null, 0,
508 aui_null, AUE_NULL, aus_null, /* 146 yield */
509 auf_null, 0,
510 aui_null, AUE_NULL, aus_null, /* 147 (loadable) */
511 /* was lwp_sema_wait */
512 auf_null, 0,
513 aui_null, AUE_NULL, aus_null, /* 148 lwp_sema_post */
514 auf_null, 0,
515 aui_null, AUE_NULL, aus_null, /* 149 lwp_sema_trywait */
516 auf_null, 0,
517 aui_null, AUE_NULL, aus_null, /* 150 lwp_detach */
518 auf_null, 0,
519 aui_null, AUE_NULL, aus_null, /* 151 corectl */
520 auf_null, 0,
521 aui_modctl, AUE_MODCTL, aus_modctl, /* 152 modctl */
522 auf_null, 0,
523 aui_null, AUE_FCHROOT, aus_null, /* 153 fchroot */
524 auf_null, 0,
525 aui_null, AUE_NULL, aus_null, /* 154 (loadable) was utimes */
526 auf_null, 0,
527 aui_null, AUE_NULL, aus_null, /* 155 vhangup */
528 auf_null, 0,
529 aui_null, AUE_NULL, aus_null, /* 156 gettimeofday */
530 auf_null, 0,
531 aui_null, AUE_NULL, aus_null, /* 157 getitimer */
532 auf_null, 0,
533 aui_null, AUE_NULL, aus_null, /* 158 setitimer */
534 auf_null, 0,
535 aui_null, AUE_NULL, aus_null, /* 159 lwp_create */
536 auf_null, 0,
537 aui_null, AUE_NULL, aus_null, /* 160 lwp_exit */
538 auf_null, 0,
539 aui_null, AUE_NULL, aus_null, /* 161 lwp_suspend */
540 auf_null, 0,
541 aui_null, AUE_NULL, aus_null, /* 162 lwp_continue */
542 auf_null, 0,
543 aui_null, AUE_NULL, aus_null, /* 163 lwp_kill */
544 auf_null, 0,
545 aui_null, AUE_NULL, aus_null, /* 164 lwp_self */
546 auf_null, 0,
547 aui_null, AUE_NULL, aus_null, /* 165 lwp_sigmask */
548 auf_null, 0,
549 aui_null, AUE_NULL, aus_null, /* 166 lwp_private */
550 auf_null, 0,
551 aui_null, AUE_NULL, aus_null, /* 167 lwp_wait */
552 auf_null, 0,
553 aui_null, AUE_NULL, aus_null, /* 168 lwp_mutex_wakeup */
554 auf_null, 0,
555 aui_null, AUE_NULL, aus_null, /* 169 (loadable) */
556 /* was lwp_mutex_lock */
557 auf_null, 0,
558 aui_null, AUE_NULL, aus_null, /* 170 lwp_cond_wait */
559 auf_null, 0,
560 aui_null, AUE_NULL, aus_null, /* 171 lwp_cond_signal */
561 auf_null, 0,
562 aui_null, AUE_NULL, aus_null, /* 172 lwp_cond_broadcast */
563 auf_null, 0,
564 aui_null, AUE_READ, aus_null, /* 173 pread */
565 auf_read, S2E_PUB,
566 aui_null, AUE_WRITE, aus_null, /* 174 pwrite */
567 auf_write, 0,
568 aui_null, AUE_NULL, aus_null, /* 175 llseek */
569 auf_null, 0,
570 aui_null, AUE_INST_SYNC, aus_inst_sync, /* 176 (loadable) inst_sync */
571 auf_null, 0,
572 aui_null, AUE_BRANDSYS, aus_brandsys, /* 177 brandsys */
573 auf_null, 0,
574 aui_null, AUE_NULL, aus_null, /* 178 (loadable) kaio */
575 auf_null, 0,
576 aui_null, AUE_NULL, aus_null, /* 179 (loadable) cpc */
577 auf_null, 0,
578 aui_null, AUE_NULL, aus_null, /* 180 lgrpsys */
579 auf_null, 0,
580 aui_null, AUE_NULL, aus_null, /* 181 rusagesys */
581 auf_null, 0,
582 aui_portfs, AUE_PORTFS, aus_null, /* 182 (loadable) portfs */
583 auf_null, S2E_MLD,
584 aui_null, AUE_NULL, aus_null, /* 183 pollsys */
585 auf_null, 0,
586 aui_labelsys, AUE_NULL, aus_labelsys, /* 184 labelsys */
587 auf_null, 0,
588 aui_acl, AUE_ACLSET, aus_acl, /* 185 acl */
589 auf_null, 0,
590 aui_auditsys, AUE_AUDITSYS, aus_auditsys, /* 186 auditsys */
591 auf_null, 0,
592 aui_null, AUE_PROCESSOR_BIND, aus_processor_bind, /* 187 processor_bind */
593 auf_null, 0,
594 aui_null, AUE_NULL, aus_null, /* 188 processor_info */
595 auf_null, 0,
596 aui_null, AUE_P_ONLINE, aus_p_online, /* 189 p_online */
597 auf_null, 0,
598 aui_null, AUE_NULL, aus_sigqueue, /* 190 sigqueue */
599 auf_null, 0,
600 aui_null, AUE_NULL, aus_null, /* 191 clock_gettime */
601 auf_null, 0,
602 aui_null, AUE_CLOCK_SETTIME, aus_null, /* 192 clock_settime */
603 auf_null, 0,
604 aui_null, AUE_NULL, aus_null, /* 193 clock_getres */
605 auf_null, 0,
606 aui_null, AUE_NULL, aus_null, /* 194 timer_create */
607 auf_null, 0,
608 aui_null, AUE_NULL, aus_null, /* 195 timer_delete */
609 auf_null, 0,
610 aui_null, AUE_NULL, aus_null, /* 196 timer_settime */
611 auf_null, 0,
612 aui_null, AUE_NULL, aus_null, /* 197 timer_gettime */
613 auf_null, 0,
614 aui_null, AUE_NULL, aus_null, /* 198 timer_getoverrun */
615 auf_null, 0,
616 aui_null, AUE_NULL, aus_null, /* 199 nanosleep */
617 auf_null, 0,
618 aui_acl, AUE_FACLSET, aus_facl, /* 200 facl */
619 auf_null, 0,
620 aui_doorfs, AUE_DOORFS, aus_doorfs, /* 201 (loadable) doorfs */
621 auf_null, 0,
622 aui_null, AUE_SETREUID, aus_setreuid, /* 202 setreuid */
623 auf_null, 0,
624 aui_null, AUE_SETREGID, aus_setregid, /* 203 setregid */
625 auf_null, 0,
626 aui_null, AUE_NULL, aus_null, /* 204 install_utrap */
627 auf_null, 0,
628 aui_null, AUE_NULL, aus_null, /* 205 signotify */
629 auf_null, 0,
630 aui_null, AUE_NULL, aus_null, /* 206 schedctl */
631 auf_null, 0,
632 aui_null, AUE_NULL, aus_null, /* 207 (loadable) pset */
633 auf_null, 0,
634 aui_null, AUE_NULL, aus_null, /* 208 sparc_utrap_install */
635 auf_null, 0,
636 aui_null, AUE_NULL, aus_null, /* 209 resolvepath */
637 auf_null, 0,
638 aui_null, AUE_NULL, aus_null, /* 210 lwp_mutex_timedlock */
639 auf_null, 0,
640 aui_null, AUE_NULL, aus_null, /* 211 lwp_sema_timedwait */
641 auf_null, 0,
642 aui_null, AUE_NULL, aus_null, /* 212 lwp_rwlock_sys */
643 auf_null, 0,
644 aui_null, AUE_NULL, aus_null, /* 213 getdents64 */
645 auf_null, 0,
646 aui_null, AUE_MMAP, aus_mmap, /* 214 mmap64 */
647 auf_null, 0,
648 aui_null, AUE_STAT, aus_null, /* 215 stat64 */
649 auf_null, S2E_PUB,
650 aui_null, AUE_LSTAT, aus_null, /* 216 lstat64 */
651 auf_null, S2E_PUB,
652 aui_null, AUE_NULL, aus_null, /* 217 fstat64 */
653 auf_null, 0,
654 aui_null, AUE_STATVFS, aus_null, /* 218 statvfs64 */
655 auf_null, S2E_PUB,
656 aui_null, AUE_NULL, aus_null, /* 219 fstatvfs64 */
657 auf_null, 0,
658 aui_null, AUE_SETRLIMIT, aus_null, /* 220 setrlimit64 */
659 auf_null, 0,
660 aui_null, AUE_NULL, aus_null, /* 221 getrlimit64 */
661 auf_null, 0,
662 aui_null, AUE_READ, aus_null, /* 222 pread64 */
663 auf_read, S2E_PUB,
664 aui_null, AUE_WRITE, aus_null, /* 223 pwrite64 */
665 auf_write, 0,
666 aui_null, AUE_NULL, aus_null, /* 224 (loadable) was creat64 */
667 auf_null, 0,
668 aui_open, AUE_OPEN, aus_open, /* 225 open64 */
669 auf_null, S2E_SP,
670 aui_null, AUE_NULL, aus_null, /* 226 (loadable) rpcsys */
671 auf_null, 0,
672 aui_null, AUE_NULL, aus_null, /* 227 zone */
673 auf_null, 0,
674 aui_null, AUE_NULL, aus_null, /* 228 (loadable) autofssys */
675 auf_null, 0,
676 aui_null, AUE_NULL, aus_null, /* 229 getcwd */
677 auf_null, 0,
678 aui_null, AUE_SOCKET, aus_socket, /* 230 so_socket */
679 auf_null, 0,
680 aui_null, AUE_NULL, aus_null, /* 231 so_socketpair */
681 auf_null, 0,
682 aui_null, AUE_BIND, aus_null, /* 232 bind */
683 auf_bind, 0,
684 aui_null, AUE_NULL, aus_null, /* 233 listen */
685 auf_null, 0,
686 aui_null, AUE_ACCEPT, aus_null, /* 234 accept */
687 auf_accept, 0,
688 aui_null, AUE_CONNECT, aus_null, /* 235 connect */
689 auf_connect, 0,
690 aui_null, AUE_SHUTDOWN, aus_shutdown, /* 236 shutdown */
691 auf_null, 0,
692 aui_null, AUE_READ, aus_null, /* 237 recv */
693 auf_recv, 0,
694 aui_null, AUE_RECVFROM, aus_null, /* 238 recvfrom */
695 auf_recvfrom, 0,
696 aui_null, AUE_RECVMSG, aus_null, /* 239 recvmsg */
697 auf_recvmsg, 0,
698 aui_null, AUE_WRITE, aus_null, /* 240 send */
699 auf_send, 0,
700 aui_null, AUE_SENDMSG, aus_null, /* 241 sendmsg */
701 auf_sendmsg, 0,
702 aui_null, AUE_SENDTO, aus_null, /* 242 sendto */
703 auf_sendto, 0,
704 aui_null, AUE_NULL, aus_null, /* 243 getpeername */
705 auf_null, 0,
706 aui_null, AUE_NULL, aus_null, /* 244 getsockname */
707 auf_null, 0,
708 aui_null, AUE_NULL, aus_null, /* 245 getsockopt */
709 auf_null, 0,
710 aui_null, AUE_SETSOCKOPT, aus_null, /* 246 setsockopt */
711 auf_setsockopt, 0,
712 aui_null, AUE_SOCKCONFIG, aus_sockconfig, /* 247 sockconfig */
713 auf_null, 0,
714 aui_null, AUE_NULL, aus_null, /* 248 ntp_gettime */
715 auf_null, 0,
716 aui_null, AUE_NTP_ADJTIME, aus_null, /* 249 ntp_adjtime */
717 auf_null, 0,
718 aui_null, AUE_NULL, aus_null, /* 250 lwp_mutex_unlock */
719 auf_null, 0,
720 aui_null, AUE_NULL, aus_null, /* 251 lwp_mutex_trylock */
721 auf_null, 0,
722 aui_null, AUE_NULL, aus_null, /* 252 lwp_mutex_register */
723 auf_null, 0,
724 aui_null, AUE_NULL, aus_null, /* 253 cladm */
725 auf_null, 0,
726 aui_null, AUE_NULL, aus_null, /* 254 uucopy */
727 auf_null, 0,
728 aui_null, AUE_UMOUNT2, aus_umount2, /* 255 umount2 */
729 auf_null, 0
730 };
731
732 uint_t num_syscall = sizeof (audit_s2e) / sizeof (struct audit_s2e);
733
734
735 /* exit start function */
736 /*ARGSUSED*/
737 static void
738 aus_exit(struct t_audit_data *tad)
739 {
740 uint32_t rval;
741 struct a {
742 long rval;
743 } *uap = (struct a *)ttolwp(curthread)->lwp_ap;
744
745 rval = (uint32_t)uap->rval;
746 au_uwrite(au_to_arg32(1, "exit status", rval));
747 }
748
749
750 /* acct start function */
751 /*ARGSUSED*/
752 static void
753 aus_acct(struct t_audit_data *tad)
754 {
755 klwp_t *clwp = ttolwp(curthread);
756 uintptr_t fname;
757
758 struct a {
759 long fname; /* char * */
760 } *uap = (struct a *)clwp->lwp_ap;
761
762 fname = (uintptr_t)uap->fname;
763
764 if (fname == 0)
765 au_uwrite(au_to_arg32(1, "accounting off", (uint32_t)0));
766 }
767
768 /* chown start function */
769 /*ARGSUSED*/
770 static void
771 aus_chown(struct t_audit_data *tad)
772 {
773 klwp_t *clwp = ttolwp(curthread);
774 uint32_t uid, gid;
775
776 struct a {
777 long fname; /* char * */
778 long uid;
779 long gid;
780 } *uap = (struct a *)clwp->lwp_ap;
781
782 uid = (uint32_t)uap->uid;
783 gid = (uint32_t)uap->gid;
784
785 au_uwrite(au_to_arg32(2, "new file uid", uid));
786 au_uwrite(au_to_arg32(3, "new file gid", gid));
787 }
788
789 /* fchown start function */
790 /*ARGSUSED*/
791 static void
792 aus_fchown(struct t_audit_data *tad)
793 {
794 klwp_t *clwp = ttolwp(curthread);
795 uint32_t uid, gid, fd;
796 struct file *fp;
797 struct vnode *vp;
798 struct f_audit_data *fad;
799
800 struct a {
801 long fd;
802 long uid;
803 long gid;
804 } *uap = (struct a *)clwp->lwp_ap;
805
806 fd = (uint32_t)uap->fd;
807 uid = (uint32_t)uap->uid;
808 gid = (uint32_t)uap->gid;
809
810 au_uwrite(au_to_arg32(2, "new file uid", uid));
811 au_uwrite(au_to_arg32(3, "new file gid", gid));
812
813 /*
814 * convert file pointer to file descriptor
815 * Note: fd ref count incremented here.
816 */
817 if ((fp = getf(fd)) == NULL)
818 return;
819
820 /* get path from file struct here */
821 fad = F2A(fp);
822 if (fad->fad_aupath != NULL) {
823 au_uwrite(au_to_path(fad->fad_aupath));
824 } else {
825 au_uwrite(au_to_arg32(1, "no path: fd", fd));
826 }
827
828 vp = fp->f_vnode;
829 audit_attributes(vp);
830
831 /* decrement file descriptor reference count */
832 releasef(fd);
833 }
834
835 /*ARGSUSED*/
836 static void
837 aus_lchown(struct t_audit_data *tad)
838 {
839 klwp_t *clwp = ttolwp(curthread);
840 uint32_t uid, gid;
841
842
843 struct a {
844 long fname; /* char * */
845 long uid;
846 long gid;
847 } *uap = (struct a *)clwp->lwp_ap;
848
849 uid = (uint32_t)uap->uid;
850 gid = (uint32_t)uap->gid;
851
852 au_uwrite(au_to_arg32(2, "new file uid", uid));
853 au_uwrite(au_to_arg32(3, "new file gid", gid));
854 }
855
856 static au_event_t
857 aui_fchownat(au_event_t e)
858 {
859 klwp_t *clwp = ttolwp(curthread);
860
861 struct a {
862 long fd;
863 long fname; /* char * */
864 long uid;
865 long gid;
866 long flags;
867 } *uap = (struct a *)clwp->lwp_ap;
868
869 if (uap->fname == 0)
870 e = AUE_FCHOWN;
871 else if (uap->flags & AT_SYMLINK_NOFOLLOW)
872 e = AUE_LCHOWN;
873 else
874 e = AUE_CHOWN;
875
876 return (e);
877 }
878
879 /*ARGSUSED*/
880 static void
881 aus_fchownat(struct t_audit_data *tad)
882 {
883 klwp_t *clwp = ttolwp(curthread);
884 uint32_t uid, gid;
885
886 struct a {
887 long fd;
888 long fname; /* char * */
889 long uid;
890 long gid;
891 long flags;
892 } *uap = (struct a *)clwp->lwp_ap;
893
894 uid = (uint32_t)uap->uid;
895 gid = (uint32_t)uap->gid;
896
897 au_uwrite(au_to_arg32(3, "new file uid", uid));
898 au_uwrite(au_to_arg32(4, "new file gid", gid));
899 }
900
901 /*ARGSUSED*/
902 static void
903 aus_chmod(struct t_audit_data *tad)
904 {
905 klwp_t *clwp = ttolwp(curthread);
906 uint32_t fmode;
907
908 struct a {
909 long fname; /* char * */
910 long fmode;
911 } *uap = (struct a *)clwp->lwp_ap;
912
913 fmode = (uint32_t)uap->fmode;
914
915 au_uwrite(au_to_arg32(2, "new file mode", fmode&07777));
916 }
917
918 /*ARGSUSED*/
919 static void
920 aus_fchmod(struct t_audit_data *tad)
921 {
922 klwp_t *clwp = ttolwp(curthread);
923 uint32_t fmode, fd;
924 struct file *fp;
925 struct vnode *vp;
926 struct f_audit_data *fad;
927
928 struct a {
929 long fd;
930 long fmode;
931 } *uap = (struct a *)clwp->lwp_ap;
932
933 fd = (uint32_t)uap->fd;
934 fmode = (uint32_t)uap->fmode;
935
936 au_uwrite(au_to_arg32(2, "new file mode", fmode&07777));
937
938 /*
939 * convert file pointer to file descriptor
940 * Note: fd ref count incremented here.
941 */
942 if ((fp = getf(fd)) == NULL)
943 return;
944
945 /* get path from file struct here */
946 fad = F2A(fp);
947 if (fad->fad_aupath != NULL) {
948 au_uwrite(au_to_path(fad->fad_aupath));
949 } else {
950 au_uwrite(au_to_arg32(1, "no path: fd", fd));
951 }
952
953 vp = fp->f_vnode;
954 audit_attributes(vp);
955
956 /* decrement file descriptor reference count */
957 releasef(fd);
958 }
959
960 static au_event_t
961 aui_fchmodat(au_event_t e)
962 {
963 klwp_t *clwp = ttolwp(curthread);
964
965 struct a {
966 long fd;
967 long fname; /* char * */
968 long fmode;
969 long flag;
970 } *uap = (struct a *)clwp->lwp_ap;
971
972 if (uap->fname == 0)
973 e = AUE_FCHMOD;
974 else
975 e = AUE_CHMOD;
976
977 return (e);
978 }
979
980 /*ARGSUSED*/
981 static void
982 aus_fchmodat(struct t_audit_data *tad)
983 {
984 klwp_t *clwp = ttolwp(curthread);
985 uint32_t fmode;
986 uint32_t fd;
987 struct file *fp;
988 struct vnode *vp;
989 struct f_audit_data *fad;
990
991 struct a {
992 long fd;
993 long fname; /* char * */
994 long fmode;
995 long flag;
996 } *uap = (struct a *)clwp->lwp_ap;
997
998 fd = (uint32_t)uap->fd;
999 fmode = (uint32_t)uap->fmode;
1000
1001 au_uwrite(au_to_arg32(2, "new file mode", fmode&07777));
1002
1003 if (fd == AT_FDCWD || uap->fname != 0) /* same as chmod() */
1004 return;
1005
1006 /*
1007 * convert file pointer to file descriptor
1008 * Note: fd ref count incremented here.
1009 */
1010 if ((fp = getf(fd)) == NULL)
1011 return;
1012
1013 /* get path from file struct here */
1014 fad = F2A(fp);
1015 if (fad->fad_aupath != NULL) {
1016 au_uwrite(au_to_path(fad->fad_aupath));
1017 } else {
1018 au_uwrite(au_to_arg32(1, "no path: fd", fd));
1019 }
1020
1021 vp = fp->f_vnode;
1022 audit_attributes(vp);
1023
1024 /* decrement file descriptor reference count */
1025 releasef(fd);
1026 }
1027
1028 /*
1029 * convert open mode to appropriate open event
1030 */
1031 au_event_t
1032 open_event(uint_t fm)
1033 {
1034 au_event_t e;
1035
1036 switch (fm & (O_ACCMODE | O_CREAT | O_TRUNC)) {
1037 case O_RDONLY:
1038 e = AUE_OPEN_R;
1039 break;
1040 case O_RDONLY | O_CREAT:
1041 e = AUE_OPEN_RC;
1042 break;
1043 case O_RDONLY | O_TRUNC:
1044 e = AUE_OPEN_RT;
1045 break;
1046 case O_RDONLY | O_TRUNC | O_CREAT:
1047 e = AUE_OPEN_RTC;
1048 break;
1049 case O_WRONLY:
1050 e = AUE_OPEN_W;
1051 break;
1052 case O_WRONLY | O_CREAT:
1053 e = AUE_OPEN_WC;
1054 break;
1055 case O_WRONLY | O_TRUNC:
1056 e = AUE_OPEN_WT;
1057 break;
1058 case O_WRONLY | O_TRUNC | O_CREAT:
1059 e = AUE_OPEN_WTC;
1060 break;
1061 case O_RDWR:
1062 e = AUE_OPEN_RW;
1063 break;
1064 case O_RDWR | O_CREAT:
1065 e = AUE_OPEN_RWC;
1066 break;
1067 case O_RDWR | O_TRUNC:
1068 e = AUE_OPEN_RWT;
1069 break;
1070 case O_RDWR | O_TRUNC | O_CREAT:
1071 e = AUE_OPEN_RWTC;
1072 break;
1073 case O_SEARCH:
1074 e = AUE_OPEN_S;
1075 break;
1076 case O_EXEC:
1077 e = AUE_OPEN_E;
1078 break;
1079 default:
1080 e = AUE_NULL;
1081 break;
1082 }
1083
1084 return (e);
1085 }
1086
1087 /* ARGSUSED */
1088 static au_event_t
1089 aui_open(au_event_t e)
1090 {
1091 klwp_t *clwp = ttolwp(curthread);
1092 uint_t fm;
1093
1094 struct a {
1095 long fnamep; /* char * */
1096 long fmode;
1097 long cmode;
1098 } *uap = (struct a *)clwp->lwp_ap;
1099
1100 fm = (uint_t)uap->fmode;
1101
1102 return (open_event(fm));
1103 }
1104
1105 static void
1106 aus_open(struct t_audit_data *tad)
1107 {
1108 klwp_t *clwp = ttolwp(curthread);
1109 uint_t fm;
1110
1111 struct a {
1112 long fnamep; /* char * */
1113 long fmode;
1114 long cmode;
1115 } *uap = (struct a *)clwp->lwp_ap;
1116
1117 fm = (uint_t)uap->fmode;
1118
1119 /* If no write, create, or trunc modes, mark as a public op */
1120 if ((fm & (O_RDONLY|O_WRONLY|O_RDWR|O_CREAT|O_TRUNC)) == O_RDONLY)
1121 tad->tad_ctrl |= TAD_PUBLIC_EV;
1122 }
1123
1124 /* ARGSUSED */
1125 static au_event_t
1126 aui_openat(au_event_t e)
1127 {
1128 t_audit_data_t *tad = T2A(curthread);
1129 klwp_t *clwp = ttolwp(curthread);
1130 uint_t fm;
1131
1132 struct a {
1133 long filedes;
1134 long fnamep; /* char * */
1135 long fmode;
1136 long cmode;
1137 } *uap = (struct a *)clwp->lwp_ap;
1138
1139 fm = (uint_t)uap->fmode;
1140
1141 /*
1142 * __openattrdirat() does an extra pathname lookup in order to
1143 * enter the extended system attribute namespace of the referenced
1144 * extended attribute filename.
1145 */
1146 if (fm & FXATTRDIROPEN)
1147 tad->tad_ctrl |= TAD_MLD;
1148
1149 return (open_event(fm));
1150 }
1151
1152 static void
1153 aus_openat(struct t_audit_data *tad)
1154 {
1155 klwp_t *clwp = ttolwp(curthread);
1156 uint_t fm;
1157
1158 struct a {
1159 long filedes;
1160 long fnamep; /* char * */
1161 long fmode;
1162 long cmode;
1163 } *uap = (struct a *)clwp->lwp_ap;
1164
1165 fm = (uint_t)uap->fmode;
1166
1167 /* If no write, create, or trunc modes, mark as a public op */
1168 if ((fm & (O_RDONLY|O_WRONLY|O_RDWR|O_CREAT|O_TRUNC)) == O_RDONLY)
1169 tad->tad_ctrl |= TAD_PUBLIC_EV;
1170 }
1171
1172 static au_event_t
1173 aui_unlinkat(au_event_t e)
1174 {
1175 klwp_t *clwp = ttolwp(curthread);
1176
1177 struct a {
1178 long filedes;
1179 long fnamep; /* char * */
1180 long flags;
1181 } *uap = (struct a *)clwp->lwp_ap;
1182
1183 if (uap->flags & AT_REMOVEDIR)
1184 e = AUE_RMDIR;
1185 else
1186 e = AUE_UNLINK;
1187
1188 return (e);
1189 }
1190
1191 static au_event_t
1192 aui_fstatat(au_event_t e)
1193 {
1194 klwp_t *clwp = ttolwp(curthread);
1195
1196 struct a {
1197 long filedes;
1198 long fnamep; /* char * */
1199 long statb;
1200 long flags;
1201 } *uap = (struct a *)clwp->lwp_ap;
1202
1203 if (uap->fnamep == 0)
1204 e = AUE_FSTAT;
1205 else if (uap->flags & AT_SYMLINK_NOFOLLOW)
1206 e = AUE_LSTAT;
1207 else
1208 e = AUE_STAT;
1209
1210 return (e);
1211 }
1212
1213 /* msgsys */
1214 static au_event_t
1215 aui_msgsys(au_event_t e)
1216 {
1217 klwp_t *clwp = ttolwp(curthread);
1218 uint_t fm;
1219
1220 struct a {
1221 long id; /* function code id */
1222 long ap; /* arg pointer for recvmsg */
1223 } *uap = (struct a *)clwp->lwp_ap;
1224
1225 struct b {
1226 long msgid;
1227 long cmd;
1228 long buf; /* struct msqid_ds * */
1229 } *uap1 = (struct b *)&clwp->lwp_ap[1];
1230
1231 fm = (uint_t)uap->id;
1232
1233 switch (fm) {
1234 case 0: /* msgget */
1235 e = AUE_MSGGET;
1236 break;
1237 case 1: /* msgctl */
1238 switch ((uint_t)uap1->cmd) {
1239 case IPC_RMID:
1240 e = AUE_MSGCTL_RMID;
1241 break;
1242 case IPC_SET:
1243 e = AUE_MSGCTL_SET;
1244 break;
1245 case IPC_STAT:
1246 e = AUE_MSGCTL_STAT;
1247 break;
1248 default:
1249 e = AUE_MSGCTL;
1250 break;
1251 }
1252 break;
1253 case 2: /* msgrcv */
1254 e = AUE_MSGRCV;
1255 break;
1256 case 3: /* msgsnd */
1257 e = AUE_MSGSND;
1258 break;
1259 default: /* illegal system call */
1260 e = AUE_NULL;
1261 break;
1262 }
1263
1264 return (e);
1265 }
1266
1267
1268 /* shmsys */
1269 static au_event_t
1270 aui_shmsys(au_event_t e)
1271 {
1272 klwp_t *clwp = ttolwp(curthread);
1273 int fm;
1274
1275 struct a { /* shmsys */
1276 long id; /* function code id */
1277 } *uap = (struct a *)clwp->lwp_ap;
1278
1279 struct b { /* ctrl */
1280 long shmid;
1281 long cmd;
1282 long arg; /* struct shmid_ds * */
1283 } *uap1 = (struct b *)&clwp->lwp_ap[1];
1284 fm = (uint_t)uap->id;
1285
1286 switch (fm) {
1287 case 0: /* shmat */
1288 e = AUE_SHMAT;
1289 break;
1290 case 1: /* shmctl */
1291 switch ((uint_t)uap1->cmd) {
1292 case IPC_RMID:
1293 e = AUE_SHMCTL_RMID;
1294 break;
1295 case IPC_SET:
1296 e = AUE_SHMCTL_SET;
1297 break;
1298 case IPC_STAT:
1299 e = AUE_SHMCTL_STAT;
1300 break;
1301 default:
1302 e = AUE_SHMCTL;
1303 break;
1304 }
1305 break;
1306 case 2: /* shmdt */
1307 e = AUE_SHMDT;
1308 break;
1309 case 3: /* shmget */
1310 e = AUE_SHMGET;
1311 break;
1312 default: /* illegal system call */
1313 e = AUE_NULL;
1314 break;
1315 }
1316
1317 return (e);
1318 }
1319
1320
1321 /* semsys */
1322 static au_event_t
1323 aui_semsys(au_event_t e)
1324 {
1325 klwp_t *clwp = ttolwp(curthread);
1326 uint_t fm;
1327
1328 struct a { /* semsys */
1329 long id;
1330 } *uap = (struct a *)clwp->lwp_ap;
1331
1332 struct b { /* ctrl */
1333 long semid;
1334 long semnum;
1335 long cmd;
1336 long arg;
1337 } *uap1 = (struct b *)&clwp->lwp_ap[1];
1338
1339 fm = (uint_t)uap->id;
1340
1341 switch (fm) {
1342 case 0: /* semctl */
1343 switch ((uint_t)uap1->cmd) {
1344 case IPC_RMID:
1345 e = AUE_SEMCTL_RMID;
1346 break;
1347 case IPC_SET:
1348 e = AUE_SEMCTL_SET;
1349 break;
1350 case IPC_STAT:
1351 e = AUE_SEMCTL_STAT;
1352 break;
1353 case GETNCNT:
1354 e = AUE_SEMCTL_GETNCNT;
1355 break;
1356 case GETPID:
1357 e = AUE_SEMCTL_GETPID;
1358 break;
1359 case GETVAL:
1360 e = AUE_SEMCTL_GETVAL;
1361 break;
1362 case GETALL:
1363 e = AUE_SEMCTL_GETALL;
1364 break;
1365 case GETZCNT:
1366 e = AUE_SEMCTL_GETZCNT;
1367 break;
1368 case SETVAL:
1369 e = AUE_SEMCTL_SETVAL;
1370 break;
1371 case SETALL:
1372 e = AUE_SEMCTL_SETALL;
1373 break;
1374 default:
1375 e = AUE_SEMCTL;
1376 break;
1377 }
1378 break;
1379 case 1: /* semget */
1380 e = AUE_SEMGET;
1381 break;
1382 case 2: /* semop */
1383 e = AUE_SEMOP;
1384 break;
1385 default: /* illegal system call */
1386 e = AUE_NULL;
1387 break;
1388 }
1389
1390 return (e);
1391 }
1392
1393 /* utssys - uname(2), ustat(2), fusers(2) */
1394 static au_event_t
1395 aui_utssys(au_event_t e)
1396 {
1397 klwp_t *clwp = ttolwp(curthread);
1398 uint_t type;
1399
1400 struct a {
1401 union {
1402 long cbuf; /* char * */
1403 long ubuf; /* struct stat * */
1404 } ub;
1405 union {
1406 long mv; /* for USTAT */
1407 long flags; /* for FUSERS */
1408 } un;
1409 long type;
1410 long outbp; /* char * for FUSERS */
1411 } *uap = (struct a *)clwp->lwp_ap;
1412
1413 type = (uint_t)uap->type;
1414
1415 if (type == UTS_FUSERS)
1416 return (e);
1417 else
1418 return ((au_event_t)AUE_NULL);
1419 }
1420
1421 static au_event_t
1422 aui_fcntl(au_event_t e)
1423 {
1424 klwp_t *clwp = ttolwp(curthread);
1425 uint_t cmd;
1426
1427 struct a {
1428 long fdes;
1429 long cmd;
1430 long arg;
1431 } *uap = (struct a *)clwp->lwp_ap;
1432
1433 cmd = (uint_t)uap->cmd;
1434
1435 switch (cmd) {
1436 case F_GETLK:
1437 case F_SETLK:
1438 case F_SETLKW:
1439 break;
1440 case F_SETFL:
1441 case F_GETFL:
1442 case F_GETFD:
1443 break;
1444 default:
1445 e = (au_event_t)AUE_NULL;
1446 break;
1447 }
1448 return ((au_event_t)e);
1449 }
1450
1451 /* null function for now */
1452 static au_event_t
1453 aui_execve(au_event_t e)
1454 {
1455 return (e);
1456 }
1457
1458 /*ARGSUSED*/
1459 static void
1460 aus_fcntl(struct t_audit_data *tad)
1461 {
1462 klwp_t *clwp = ttolwp(curthread);
1463 uint32_t cmd, fd, flags;
1464 struct file *fp;
1465 struct vnode *vp;
1466 struct f_audit_data *fad;
1467
1468 struct a {
1469 long fd;
1470 long cmd;
1471 long arg;
1472 } *uap = (struct a *)clwp->lwp_ap;
1473
1474 cmd = (uint32_t)uap->cmd;
1475 fd = (uint32_t)uap->fd;
1476 flags = (uint32_t)uap->arg;
1477
1478 au_uwrite(au_to_arg32(2, "cmd", cmd));
1479
1480 if (cmd == F_SETFL)
1481 au_uwrite(au_to_arg32(3, "flags", flags));
1482
1483 /*
1484 * convert file pointer to file descriptor
1485 * Note: fd ref count incremented here.
1486 */
1487 if ((fp = getf(fd)) == NULL)
1488 return;
1489
1490 /* get path from file struct here */
1491 fad = F2A(fp);
1492 if (fad->fad_aupath != NULL) {
1493 au_uwrite(au_to_path(fad->fad_aupath));
1494 } else {
1495 au_uwrite(au_to_arg32(1, "no path: fd", fd));
1496 }
1497
1498 vp = fp->f_vnode;
1499 audit_attributes(vp);
1500
1501 /* decrement file descriptor reference count */
1502 releasef(fd);
1503 }
1504
1505 /*ARGSUSED*/
1506 static void
1507 aus_kill(struct t_audit_data *tad)
1508 {
1509 klwp_t *clwp = ttolwp(curthread);
1510 struct proc *p;
1511 uint32_t signo;
1512 uid_t uid, ruid;
1513 gid_t gid, rgid;
1514 pid_t pid;
1515 const auditinfo_addr_t *ainfo;
1516 cred_t *cr;
1517
1518 struct a {
1519 long pid;
1520 long signo;
1521 } *uap = (struct a *)clwp->lwp_ap;
1522
1523 pid = (pid_t)uap->pid;
1524 signo = (uint32_t)uap->signo;
1525
1526 au_uwrite(au_to_arg32(2, "signal", signo));
1527 if (pid > 0) {
1528 mutex_enter(&pidlock);
1529 if (((p = prfind(pid)) == (struct proc *)0) ||
1530 (p->p_stat == SIDL)) {
1531 mutex_exit(&pidlock);
1532 au_uwrite(au_to_arg32(1, "process", (uint32_t)pid));
1533 return;
1534 }
1535 mutex_enter(&p->p_lock); /* so process doesn't go away */
1536 mutex_exit(&pidlock);
1537
1538 mutex_enter(&p->p_crlock);
1539 crhold(cr = p->p_cred);
1540 mutex_exit(&p->p_crlock);
1541 mutex_exit(&p->p_lock);
1542
1543 ainfo = crgetauinfo(cr);
1544 if (ainfo == NULL) {
1545 crfree(cr);
1546 au_uwrite(au_to_arg32(1, "process", (uint32_t)pid));
1547 return;
1548 }
1549
1550 uid = crgetuid(cr);
1551 gid = crgetgid(cr);
1552 ruid = crgetruid(cr);
1553 rgid = crgetrgid(cr);
1554 au_uwrite(au_to_process(uid, gid, ruid, rgid, pid,
1555 ainfo->ai_auid, ainfo->ai_asid, &ainfo->ai_termid));
1556
1557 if (is_system_labeled())
1558 au_uwrite(au_to_label(CR_SL(cr)));
1559
1560 crfree(cr);
1561 }
1562 else
1563 au_uwrite(au_to_arg32(1, "process", (uint32_t)pid));
1564 }
1565
1566 /*ARGSUSED*/
1567 static void
1568 aus_mkdir(struct t_audit_data *tad)
1569 {
1570 klwp_t *clwp = ttolwp(curthread);
1571 uint32_t dmode;
1572
1573 struct a {
1574 long dirnamep; /* char * */
1575 long dmode;
1576 } *uap = (struct a *)clwp->lwp_ap;
1577
1578 dmode = (uint32_t)uap->dmode;
1579
1580 au_uwrite(au_to_arg32(2, "mode", dmode));
1581 }
1582
1583 /*ARGSUSED*/
1584 static void
1585 aus_mkdirat(struct t_audit_data *tad)
1586 {
1587 klwp_t *clwp = ttolwp(curthread);
1588 uint32_t dmode;
1589
1590 struct a {
1591 long fd;
1592 long dirnamep; /* char * */
1593 long dmode;
1594 } *uap = (struct a *)clwp->lwp_ap;
1595
1596 dmode = (uint32_t)uap->dmode;
1597
1598 au_uwrite(au_to_arg32(2, "mode", dmode));
1599 }
1600
1601 /*ARGSUSED*/
1602 static void
1603 aus_mknod(struct t_audit_data *tad)
1604 {
1605 klwp_t *clwp = ttolwp(curthread);
1606 uint32_t fmode;
1607 dev_t dev;
1608
1609 struct a {
1610 long pnamep; /* char * */
1611 long fmode;
1612 long dev;
1613 } *uap = (struct a *)clwp->lwp_ap;
1614
1615 fmode = (uint32_t)uap->fmode;
1616 dev = (dev_t)uap->dev;
1617
1618 au_uwrite(au_to_arg32(2, "mode", fmode));
1619 #ifdef _LP64
1620 au_uwrite(au_to_arg64(3, "dev", dev));
1621 #else
1622 au_uwrite(au_to_arg32(3, "dev", dev));
1623 #endif
1624 }
1625
1626 /*ARGSUSED*/
1627 static void
1628 auf_mknod(struct t_audit_data *tad, int error, rval_t *rval)
1629 {
1630 klwp_t *clwp = ttolwp(curthread);
1631 vnode_t *dvp;
1632 caddr_t pnamep;
1633
1634 struct a {
1635 long pnamep; /* char * */
1636 long fmode;
1637 long dev;
1638 } *uap = (struct a *)clwp->lwp_ap;
1639
1640 /* no error, then already path token in audit record */
1641 if (error != EPERM && error != EINVAL)
1642 return;
1643
1644 /* do the lookup to force generation of path token */
1645 pnamep = (caddr_t)uap->pnamep;
1646 tad->tad_ctrl |= TAD_NOATTRB;
1647 error = lookupname(pnamep, UIO_USERSPACE, NO_FOLLOW, &dvp, NULLVPP);
1648 if (error == 0)
1649 VN_RELE(dvp);
1650 }
1651
1652 /*ARGSUSED*/
1653 static void
1654 aus_mknodat(struct t_audit_data *tad)
1655 {
1656 klwp_t *clwp = ttolwp(curthread);
1657 uint32_t fmode;
1658 dev_t dev;
1659
1660 struct a {
1661 long fd;
1662 long pnamep; /* char * */
1663 long fmode;
1664 long dev;
1665 } *uap = (struct a *)clwp->lwp_ap;
1666
1667 fmode = (uint32_t)uap->fmode;
1668 dev = (dev_t)uap->dev;
1669
1670 au_uwrite(au_to_arg32(2, "mode", fmode));
1671 #ifdef _LP64
1672 au_uwrite(au_to_arg64(3, "dev", dev));
1673 #else
1674 au_uwrite(au_to_arg32(3, "dev", dev));
1675 #endif
1676 }
1677
1678 /*ARGSUSED*/
1679 static void
1680 auf_mknodat(struct t_audit_data *tad, int error, rval_t *rval)
1681 {
1682 klwp_t *clwp = ttolwp(curthread);
1683 vnode_t *startvp;
1684 vnode_t *dvp;
1685 caddr_t pnamep;
1686 int fd;
1687
1688 struct a {
1689 long fd;
1690 long pnamep; /* char * */
1691 long fmode;
1692 long dev;
1693 } *uap = (struct a *)clwp->lwp_ap;
1694
1695 /* no error, then already path token in audit record */
1696 if (error != EPERM && error != EINVAL)
1697 return;
1698
1699 /* do the lookup to force generation of path token */
1700 fd = (int)uap->fd;
1701 pnamep = (caddr_t)uap->pnamep;
1702 if (pnamep == NULL ||
1703 fgetstartvp(fd, pnamep, &startvp) != 0)
1704 return;
1705 tad->tad_ctrl |= TAD_NOATTRB;
1706 error = lookupnameat(pnamep, UIO_USERSPACE, NO_FOLLOW, &dvp, NULLVPP,
1707 startvp);
1708 if (error == 0)
1709 VN_RELE(dvp);
1710 if (startvp != NULL)
1711 VN_RELE(startvp);
1712 }
1713
1714 /*ARGSUSED*/
1715 static void
1716 aus_mount(struct t_audit_data *tad)
1717 {
1718 /* AUS_START */
1719 klwp_t *clwp = ttolwp(curthread);
1720 uint32_t flags;
1721 uintptr_t u_fstype, dataptr;
1722 STRUCT_DECL(nfs_args, nfsargs);
1723 size_t len;
1724 char *fstype, *hostname;
1725
1726 struct a {
1727 long spec; /* char * */
1728 long dir; /* char * */
1729 long flags;
1730 long fstype; /* char * */
1731 long dataptr; /* char * */
1732 long datalen;
1733 } *uap = (struct a *)clwp->lwp_ap;
1734
1735 u_fstype = (uintptr_t)uap->fstype;
1736 flags = (uint32_t)uap->flags;
1737 dataptr = (uintptr_t)uap->dataptr;
1738
1739 fstype = kmem_alloc(MAXNAMELEN, KM_SLEEP);
1740 if (copyinstr((caddr_t)u_fstype, (caddr_t)fstype, MAXNAMELEN, &len))
1741 goto mount_free_fstype;
1742
1743 au_uwrite(au_to_arg32(3, "flags", flags));
1744 au_uwrite(au_to_text(fstype));
1745
1746 if (strncmp(fstype, "nfs", 3) == 0) {
1747
1748 STRUCT_INIT(nfsargs, get_udatamodel());
1749 bzero(STRUCT_BUF(nfsargs), STRUCT_SIZE(nfsargs));
1750
1751 if (copyin((caddr_t)dataptr, STRUCT_BUF(nfsargs),
1752 MIN(uap->datalen, STRUCT_SIZE(nfsargs)))) {
1753 /* DEBUG debug_enter((char *)NULL); */
1754 goto mount_free_fstype;
1755 }
1756 hostname = kmem_alloc(MAXNAMELEN, KM_SLEEP);
1757 if (copyinstr(STRUCT_FGETP(nfsargs, hostname),
1758 (caddr_t)hostname, MAXNAMELEN, &len)) {
1759 goto mount_free_hostname;
1760 }
1761 au_uwrite(au_to_text(hostname));
1762 au_uwrite(au_to_arg32(3, "internal flags",
1763 (uint_t)STRUCT_FGET(nfsargs, flags)));
1764
1765 mount_free_hostname:
1766 kmem_free(hostname, MAXNAMELEN);
1767 }
1768
1769 mount_free_fstype:
1770 kmem_free(fstype, MAXNAMELEN);
1771 } /* AUS_MOUNT */
1772
1773 static void
1774 aus_umount_path(caddr_t umount_dir)
1775 {
1776 char *dir_path;
1777 struct audit_path *path;
1778 size_t path_len, dir_len;
1779
1780 /* length alloc'd for two string pointers */
1781 path_len = sizeof (struct audit_path) + sizeof (char *);
1782 path = kmem_alloc(path_len, KM_SLEEP);
1783 dir_path = kmem_alloc(MAXPATHLEN, KM_SLEEP);
1784
1785 if (copyinstr(umount_dir, (caddr_t)dir_path,
1786 MAXPATHLEN, &dir_len))
1787 goto umount2_free_dir;
1788
1789 /*
1790 * the audit_path struct assumes that the buffer pointed to
1791 * by audp_sect[n] contains string 0 immediatedly followed
1792 * by string 1.
1793 */
1794 path->audp_sect[0] = dir_path;
1795 path->audp_sect[1] = dir_path + strlen(dir_path) + 1;
1796 path->audp_size = path_len;
1797 path->audp_ref = 1; /* not used */
1798 path->audp_cnt = 1; /* one path string */
1799
1800 au_uwrite(au_to_path(path));
1801
1802 umount2_free_dir:
1803 kmem_free(dir_path, MAXPATHLEN);
1804 kmem_free(path, path_len);
1805 }
1806
1807 /*ARGSUSED*/
1808 static void
1809 aus_umount2(struct t_audit_data *tad)
1810 {
1811 klwp_t *clwp = ttolwp(curthread);
1812 struct a {
1813 long dir; /* char * */
1814 long flags;
1815 } *uap = (struct a *)clwp->lwp_ap;
1816
1817 aus_umount_path((caddr_t)uap->dir);
1818
1819 au_uwrite(au_to_arg32(2, "flags", (uint32_t)uap->flags));
1820 }
1821
1822 static void
1823 aus_msgsys(struct t_audit_data *tad)
1824 {
1825 klwp_t *clwp = ttolwp(curthread);
1826 uint32_t msgid;
1827
1828 struct b {
1829 long msgid;
1830 long cmd;
1831 long buf; /* struct msqid_ds * */
1832 } *uap1 = (struct b *)&clwp->lwp_ap[1];
1833
1834 msgid = (uint32_t)uap1->msgid;
1835
1836
1837 switch (tad->tad_event) {
1838 case AUE_MSGGET: /* msgget */
1839 au_uwrite(au_to_arg32(1, "msg key", msgid));
1840 break;
1841 case AUE_MSGCTL: /* msgctl */
1842 case AUE_MSGCTL_RMID: /* msgctl */
1843 case AUE_MSGCTL_SET: /* msgctl */
1844 case AUE_MSGCTL_STAT: /* msgctl */
1845 case AUE_MSGRCV: /* msgrcv */
1846 case AUE_MSGSND: /* msgsnd */
1847 au_uwrite(au_to_arg32(1, "msg ID", msgid));
1848 break;
1849 }
1850 }
1851
1852 /*ARGSUSED*/
1853 static void
1854 auf_msgsys(struct t_audit_data *tad, int error, rval_t *rval)
1855 {
1856 int id;
1857
1858 if (error != 0)
1859 return;
1860 if (tad->tad_event == AUE_MSGGET) {
1861 uint32_t scid;
1862 uint32_t sy_flags;
1863
1864 /* need to determine type of executing binary */
1865 scid = tad->tad_scid;
1866 #ifdef _SYSCALL32_IMPL
1867 if (lwp_getdatamodel(ttolwp(curthread)) == DATAMODEL_NATIVE)
1868 sy_flags = sysent[scid].sy_flags & SE_RVAL_MASK;
1869 else
1870 sy_flags = sysent32[scid].sy_flags & SE_RVAL_MASK;
1871 #else
1872 sy_flags = sysent[scid].sy_flags & SE_RVAL_MASK;
1873 #endif
1874 if (sy_flags == SE_32RVAL1)
1875 id = rval->r_val1;
1876 if (sy_flags == (SE_32RVAL2|SE_32RVAL1))
1877 id = rval->r_val1;
1878 if (sy_flags == SE_64RVAL)
1879 id = (int)rval->r_vals;
1880
1881 au_uwrite(au_to_ipc(AT_IPC_MSG, id));
1882 }
1883 }
1884
1885 static void
1886 aus_semsys(struct t_audit_data *tad)
1887 {
1888 klwp_t *clwp = ttolwp(curthread);
1889 uint32_t semid;
1890
1891 struct b { /* ctrl */
1892 long semid;
1893 long semnum;
1894 long cmd;
1895 long arg;
1896 } *uap1 = (struct b *)&clwp->lwp_ap[1];
1897
1898 semid = (uint32_t)uap1->semid;
1899
1900 switch (tad->tad_event) {
1901 case AUE_SEMCTL_RMID:
1902 case AUE_SEMCTL_STAT:
1903 case AUE_SEMCTL_GETNCNT:
1904 case AUE_SEMCTL_GETPID:
1905 case AUE_SEMCTL_GETVAL:
1906 case AUE_SEMCTL_GETALL:
1907 case AUE_SEMCTL_GETZCNT:
1908 case AUE_SEMCTL_SET:
1909 case AUE_SEMCTL_SETVAL:
1910 case AUE_SEMCTL_SETALL:
1911 case AUE_SEMCTL:
1912 case AUE_SEMOP:
1913 au_uwrite(au_to_arg32(1, "sem ID", semid));
1914 break;
1915 case AUE_SEMGET:
1916 au_uwrite(au_to_arg32(1, "sem key", semid));
1917 break;
1918 }
1919 }
1920
1921 /*ARGSUSED*/
1922 static void
1923 auf_semsys(struct t_audit_data *tad, int error, rval_t *rval)
1924 {
1925 int id;
1926
1927 if (error != 0)
1928 return;
1929 if (tad->tad_event == AUE_SEMGET) {
1930 uint32_t scid;
1931 uint32_t sy_flags;
1932
1933 /* need to determine type of executing binary */
1934 scid = tad->tad_scid;
1935 #ifdef _SYSCALL32_IMPL
1936 if (lwp_getdatamodel(ttolwp(curthread)) == DATAMODEL_NATIVE)
1937 sy_flags = sysent[scid].sy_flags & SE_RVAL_MASK;
1938 else
1939 sy_flags = sysent32[scid].sy_flags & SE_RVAL_MASK;
1940 #else
1941 sy_flags = sysent[scid].sy_flags & SE_RVAL_MASK;
1942 #endif
1943 if (sy_flags == SE_32RVAL1)
1944 id = rval->r_val1;
1945 if (sy_flags == (SE_32RVAL2|SE_32RVAL1))
1946 id = rval->r_val1;
1947 if (sy_flags == SE_64RVAL)
1948 id = (int)rval->r_vals;
1949
1950 au_uwrite(au_to_ipc(AT_IPC_SEM, id));
1951 }
1952 }
1953
1954 /*ARGSUSED*/
1955 static void
1956 aus_close(struct t_audit_data *tad)
1957 {
1958 klwp_t *clwp = ttolwp(curthread);
1959 uint32_t fd;
1960 struct file *fp;
1961 struct f_audit_data *fad;
1962 struct vnode *vp;
1963 struct vattr attr;
1964 au_kcontext_t *kctx = GET_KCTX_PZ;
1965
1966 struct a {
1967 long i;
1968 } *uap = (struct a *)clwp->lwp_ap;
1969
1970 fd = (uint32_t)uap->i;
1971
1972 attr.va_mask = 0;
1973 au_uwrite(au_to_arg32(1, "fd", fd));
1974
1975 /*
1976 * convert file pointer to file descriptor
1977 * Note: fd ref count incremented here.
1978 */
1979 if ((fp = getf(fd)) == NULL)
1980 return;
1981
1982 fad = F2A(fp);
1983 tad->tad_evmod = (au_emod_t)fad->fad_flags;
1984 if (fad->fad_aupath != NULL) {
1985 au_uwrite(au_to_path(fad->fad_aupath));
1986 if ((vp = fp->f_vnode) != NULL) {
1987 attr.va_mask = AT_ALL;
1988 if (VOP_GETATTR(vp, &attr, 0, CRED(), NULL) == 0) {
1989 /*
1990 * When write was not used and the file can be
1991 * considered public, skip the audit.
1992 */
1993 if (((fp->f_flag & FWRITE) == 0) &&
1994 object_is_public(&attr)) {
1995 tad->tad_flag = 0;
1996 tad->tad_evmod = 0;
1997 /* free any residual audit data */
1998 au_close(kctx, &(u_ad), 0, 0, 0, NULL);
1999 releasef(fd);
2000 return;
2001 }
2002 au_uwrite(au_to_attr(&attr));
2003 audit_sec_attributes(&(u_ad), vp);
2004 }
2005 }
2006 }
2007
2008 /* decrement file descriptor reference count */
2009 releasef(fd);
2010 }
2011
2012 /*ARGSUSED*/
2013 static void
2014 aus_fstatfs(struct t_audit_data *tad)
2015 {
2016 klwp_t *clwp = ttolwp(curthread);
2017 uint32_t fd;
2018 struct file *fp;
2019 struct vnode *vp;
2020 struct f_audit_data *fad;
2021
2022 struct a {
2023 long fd;
2024 long buf; /* struct statfs * */
2025 } *uap = (struct a *)clwp->lwp_ap;
2026
2027 fd = (uint_t)uap->fd;
2028
2029 /*
2030 * convert file pointer to file descriptor
2031 * Note: fd ref count incremented here.
2032 */
2033 if ((fp = getf(fd)) == NULL)
2034 return;
2035
2036 /* get path from file struct here */
2037 fad = F2A(fp);
2038 if (fad->fad_aupath != NULL) {
2039 au_uwrite(au_to_path(fad->fad_aupath));
2040 } else {
2041 au_uwrite(au_to_arg32(1, "no path: fd", fd));
2042 }
2043
2044 vp = fp->f_vnode;
2045 audit_attributes(vp);
2046
2047 /* decrement file descriptor reference count */
2048 releasef(fd);
2049 }
2050
2051 static au_event_t
2052 aui_setpgrp(au_event_t e)
2053 {
2054 klwp_t *clwp = ttolwp(curthread);
2055 int flag;
2056
2057 struct a {
2058 long flag;
2059 long pid;
2060 long pgid;
2061 } *uap = (struct a *)clwp->lwp_ap;
2062
2063 flag = (int)uap->flag;
2064
2065
2066 switch (flag) {
2067
2068 case 1: /* setpgrp() */
2069 e = AUE_SETPGRP;
2070 break;
2071
2072 case 3: /* setsid() */
2073 e = AUE_SETSID;
2074 break;
2075
2076 case 5: /* setpgid() */
2077 e = AUE_SETPGID;
2078 break;
2079
2080 case 0: /* getpgrp() - not security relevant */
2081 case 2: /* getsid() - not security relevant */
2082 case 4: /* getpgid() - not security relevant */
2083 e = AUE_NULL;
2084 break;
2085
2086 default:
2087 e = AUE_NULL;
2088 break;
2089 }
2090
2091 return (e);
2092 }
2093
2094 /*ARGSUSED*/
2095 static void
2096 aus_setpgrp(struct t_audit_data *tad)
2097 {
2098 klwp_t *clwp = ttolwp(curthread);
2099 pid_t pgid;
2100 struct proc *p;
2101 uid_t uid, ruid;
2102 gid_t gid, rgid;
2103 pid_t pid;
2104 cred_t *cr;
2105 int flag;
2106 const auditinfo_addr_t *ainfo;
2107
2108 struct a {
2109 long flag;
2110 long pid;
2111 long pgid;
2112 } *uap = (struct a *)clwp->lwp_ap;
2113
2114 flag = (int)uap->flag;
2115 pid = (pid_t)uap->pid;
2116 pgid = (pid_t)uap->pgid;
2117
2118
2119 switch (flag) {
2120
2121 case 0: /* getpgrp() */
2122 case 1: /* setpgrp() */
2123 case 2: /* getsid() */
2124 case 3: /* setsid() */
2125 case 4: /* getpgid() */
2126 break;
2127
2128 case 5: /* setpgid() */
2129
2130 /* current process? */
2131 if (pid == 0) {
2132 return;
2133 }
2134
2135 mutex_enter(&pidlock);
2136 p = prfind(pid);
2137 if (p == NULL || p->p_as == &kas ||
2138 p->p_stat == SIDL || p->p_stat == SZOMB) {
2139 mutex_exit(&pidlock);
2140 return;
2141 }
2142 mutex_enter(&p->p_lock); /* so process doesn't go away */
2143 mutex_exit(&pidlock);
2144
2145 mutex_enter(&p->p_crlock);
2146 crhold(cr = p->p_cred);
2147 mutex_exit(&p->p_crlock);
2148 mutex_exit(&p->p_lock);
2149
2150 ainfo = crgetauinfo(cr);
2151 if (ainfo == NULL) {
2152 crfree(cr);
2153 return;
2154 }
2155
2156 uid = crgetuid(cr);
2157 gid = crgetgid(cr);
2158 ruid = crgetruid(cr);
2159 rgid = crgetrgid(cr);
2160 au_uwrite(au_to_process(uid, gid, ruid, rgid, pid,
2161 ainfo->ai_auid, ainfo->ai_asid, &ainfo->ai_termid));
2162 crfree(cr);
2163 au_uwrite(au_to_arg32(2, "pgid", pgid));
2164 break;
2165
2166 default:
2167 break;
2168 }
2169 }
2170
2171
2172 /*ARGSUSED*/
2173 static void
2174 aus_setregid(struct t_audit_data *tad)
2175 {
2176 klwp_t *clwp = ttolwp(curthread);
2177 uint32_t rgid, egid;
2178
2179 struct a {
2180 long rgid;
2181 long egid;
2182 } *uap = (struct a *)clwp->lwp_ap;
2183
2184 rgid = (uint32_t)uap->rgid;
2185 egid = (uint32_t)uap->egid;
2186
2187 au_uwrite(au_to_arg32(1, "rgid", rgid));
2188 au_uwrite(au_to_arg32(2, "egid", egid));
2189 }
2190
2191 /*ARGSUSED*/
2192 static void
2193 aus_setgid(struct t_audit_data *tad)
2194 {
2195 klwp_t *clwp = ttolwp(curthread);
2196 uint32_t gid;
2197
2198 struct a {
2199 long gid;
2200 } *uap = (struct a *)clwp->lwp_ap;
2201
2202 gid = (uint32_t)uap->gid;
2203
2204 au_uwrite(au_to_arg32(1, "gid", gid));
2205 }
2206
2207
2208 /*ARGSUSED*/
2209 static void
2210 aus_setreuid(struct t_audit_data *tad)
2211 {
2212 klwp_t *clwp = ttolwp(curthread);
2213 uint32_t ruid, euid;
2214
2215 struct a {
2216 long ruid;
2217 long euid;
2218 } *uap = (struct a *)clwp->lwp_ap;
2219
2220 ruid = (uint32_t)uap->ruid;
2221 euid = (uint32_t)uap->euid;
2222
2223 au_uwrite(au_to_arg32(1, "ruid", ruid));
2224 au_uwrite(au_to_arg32(2, "euid", euid));
2225 }
2226
2227
2228 /*ARGSUSED*/
2229 static void
2230 aus_setuid(struct t_audit_data *tad)
2231 {
2232 klwp_t *clwp = ttolwp(curthread);
2233 uint32_t uid;
2234
2235 struct a {
2236 long uid;
2237 } *uap = (struct a *)clwp->lwp_ap;
2238
2239 uid = (uint32_t)uap->uid;
2240
2241 au_uwrite(au_to_arg32(1, "uid", uid));
2242 }
2243
2244 /*ARGSUSED*/
2245 static void
2246 aus_shmsys(struct t_audit_data *tad)
2247 {
2248 klwp_t *clwp = ttolwp(curthread);
2249 uint32_t id, cmd;
2250
2251 struct b {
2252 long id;
2253 long cmd;
2254 long buf; /* struct shmid_ds * */
2255 } *uap1 = (struct b *)&clwp->lwp_ap[1];
2256
2257 id = (uint32_t)uap1->id;
2258 cmd = (uint32_t)uap1->cmd;
2259
2260 switch (tad->tad_event) {
2261 case AUE_SHMGET: /* shmget */
2262 au_uwrite(au_to_arg32(1, "shm key", id));
2263 break;
2264 case AUE_SHMCTL: /* shmctl */
2265 case AUE_SHMCTL_RMID: /* shmctl */
2266 case AUE_SHMCTL_STAT: /* shmctl */
2267 case AUE_SHMCTL_SET: /* shmctl */
2268 au_uwrite(au_to_arg32(1, "shm ID", id));
2269 break;
2270 case AUE_SHMDT: /* shmdt */
2271 au_uwrite(au_to_arg32(1, "shm adr", id));
2272 break;
2273 case AUE_SHMAT: /* shmat */
2274 au_uwrite(au_to_arg32(1, "shm ID", id));
2275 au_uwrite(au_to_arg32(2, "shm adr", cmd));
2276 break;
2277 }
2278 }
2279
2280 /*ARGSUSED*/
2281 static void
2282 auf_shmsys(struct t_audit_data *tad, int error, rval_t *rval)
2283 {
2284 int id;
2285
2286 if (error != 0)
2287 return;
2288 if (tad->tad_event == AUE_SHMGET) {
2289 uint32_t scid;
2290 uint32_t sy_flags;
2291
2292 /* need to determine type of executing binary */
2293 scid = tad->tad_scid;
2294 #ifdef _SYSCALL32_IMPL
2295 if (lwp_getdatamodel(ttolwp(curthread)) == DATAMODEL_NATIVE)
2296 sy_flags = sysent[scid].sy_flags & SE_RVAL_MASK;
2297 else
2298 sy_flags = sysent32[scid].sy_flags & SE_RVAL_MASK;
2299 #else
2300 sy_flags = sysent[scid].sy_flags & SE_RVAL_MASK;
2301 #endif
2302 if (sy_flags == SE_32RVAL1)
2303 id = rval->r_val1;
2304 if (sy_flags == (SE_32RVAL2|SE_32RVAL1))
2305 id = rval->r_val1;
2306 if (sy_flags == SE_64RVAL)
2307 id = (int)rval->r_vals;
2308 au_uwrite(au_to_ipc(AT_IPC_SHM, id));
2309 }
2310 }
2311
2312
2313 /*ARGSUSED*/
2314 static void
2315 aus_ioctl(struct t_audit_data *tad)
2316 {
2317 klwp_t *clwp = ttolwp(curthread);
2318 struct file *fp;
2319 struct vnode *vp;
2320 struct f_audit_data *fad;
2321 uint32_t fd, cmd;
2322 uintptr_t cmarg;
2323
2324 /* XX64 */
2325 struct a {
2326 long fd;
2327 long cmd;
2328 long cmarg; /* caddr_t */
2329 } *uap = (struct a *)clwp->lwp_ap;
2330
2331 fd = (uint32_t)uap->fd;
2332 cmd = (uint32_t)uap->cmd;
2333 cmarg = (uintptr_t)uap->cmarg;
2334
2335 /*
2336 * convert file pointer to file descriptor
2337 * Note: fd ref count incremented here.
2338 */
2339 if ((fp = getf(fd)) == NULL) {
2340 au_uwrite(au_to_arg32(1, "fd", fd));
2341 au_uwrite(au_to_arg32(2, "cmd", cmd));
2342 #ifndef _LP64
2343 au_uwrite(au_to_arg32(3, "arg", (uint32_t)cmarg));
2344 #else
2345 au_uwrite(au_to_arg64(3, "arg", (uint64_t)cmarg));
2346 #endif
2347 return;
2348 }
2349
2350 /* get path from file struct here */
2351 fad = F2A(fp);
2352 if (fad->fad_aupath != NULL) {
2353 au_uwrite(au_to_path(fad->fad_aupath));
2354 } else {
2355 au_uwrite(au_to_arg32(1, "no path: fd", fd));
2356 }
2357
2358 vp = fp->f_vnode;
2359 audit_attributes(vp);
2360
2361 /* decrement file descriptor reference count */
2362 releasef(fd);
2363
2364 au_uwrite(au_to_arg32(2, "cmd", cmd));
2365 #ifndef _LP64
2366 au_uwrite(au_to_arg32(3, "arg", (uint32_t)cmarg));
2367 #else
2368 au_uwrite(au_to_arg64(3, "arg", (uint64_t)cmarg));
2369 #endif
2370 }
2371
2372 /*
2373 * null function for memcntl for now. We might want to limit memcntl()
2374 * auditing to commands: MC_LOCKAS, MC_LOCK, MC_UNLOCKAS, MC_UNLOCK which
2375 * require privileges.
2376 */
2377 static au_event_t
2378 aui_memcntl(au_event_t e)
2379 {
2380 return (e);
2381 }
2382
2383 /*ARGSUSED*/
2384 static au_event_t
2385 aui_privsys(au_event_t e)
2386 {
2387 klwp_t *clwp = ttolwp(curthread);
2388
2389 struct a {
2390 long opcode;
2391 } *uap = (struct a *)clwp->lwp_ap;
2392
2393 switch (uap->opcode) {
2394 case PRIVSYS_SETPPRIV:
2395 return (AUE_SETPPRIV);
2396 default:
2397 return (AUE_NULL);
2398 }
2399 }
2400
2401 /*ARGSUSED*/
2402 static void
2403 aus_memcntl(struct t_audit_data *tad)
2404 {
2405 klwp_t *clwp = ttolwp(curthread);
2406
2407 struct a {
2408 long addr;
2409 long len;
2410 long cmd;
2411 long arg;
2412 long attr;
2413 long mask;
2414 } *uap = (struct a *)clwp->lwp_ap;
2415
2416 #ifdef _LP64
2417 au_uwrite(au_to_arg64(1, "base", (uint64_t)uap->addr));
2418 au_uwrite(au_to_arg64(2, "len", (uint64_t)uap->len));
2419 #else
2420 au_uwrite(au_to_arg32(1, "base", (uint32_t)uap->addr));
2421 au_uwrite(au_to_arg32(2, "len", (uint32_t)uap->len));
2422 #endif
2423 au_uwrite(au_to_arg32(3, "cmd", (uint_t)uap->cmd));
2424 #ifdef _LP64
2425 au_uwrite(au_to_arg64(4, "arg", (uint64_t)uap->arg));
2426 #else
2427 au_uwrite(au_to_arg32(4, "arg", (uint32_t)uap->arg));
2428 #endif
2429 au_uwrite(au_to_arg32(5, "attr", (uint_t)uap->attr));
2430 au_uwrite(au_to_arg32(6, "mask", (uint_t)uap->mask));
2431 }
2432
2433 /*ARGSUSED*/
2434 static void
2435 aus_mmap(struct t_audit_data *tad)
2436 {
2437 klwp_t *clwp = ttolwp(curthread);
2438 struct file *fp;
2439 struct f_audit_data *fad;
2440 struct vnode *vp;
2441 uint32_t fd;
2442
2443 struct a {
2444 long addr;
2445 long len;
2446 long prot;
2447 long flags;
2448 long fd;
2449 long pos;
2450 } *uap = (struct a *)clwp->lwp_ap;
2451
2452 fd = (uint32_t)uap->fd;
2453
2454 #ifdef _LP64
2455 au_uwrite(au_to_arg64(1, "addr", (uint64_t)uap->addr));
2456 au_uwrite(au_to_arg64(2, "len", (uint64_t)uap->len));
2457 #else
2458 au_uwrite(au_to_arg32(1, "addr", (uint32_t)uap->addr));
2459 au_uwrite(au_to_arg32(2, "len", (uint32_t)uap->len));
2460 #endif
2461
2462 if ((fp = getf(fd)) == NULL) {
2463 au_uwrite(au_to_arg32(5, "fd", (uint32_t)uap->fd));
2464 return;
2465 }
2466
2467 /*
2468 * Mark in the tad if write access is NOT requested... if
2469 * this is later detected (in audit_attributes) to be a
2470 * public object, the mmap event may be discarded.
2471 */
2472 if (((uap->prot) & PROT_WRITE) == 0) {
2473 tad->tad_ctrl |= TAD_PUBLIC_EV;
2474 }
2475
2476 fad = F2A(fp);
2477 if (fad->fad_aupath != NULL) {
2478 au_uwrite(au_to_path(fad->fad_aupath));
2479 } else {
2480 au_uwrite(au_to_arg32(1, "no path: fd", fd));
2481 }
2482
2483 vp = (struct vnode *)fp->f_vnode;
2484 audit_attributes(vp);
2485
2486 /* mark READ/WRITE since we can't predict access */
2487 if (uap->prot & PROT_READ)
2488 fad->fad_flags |= FAD_READ;
2489 if (uap->prot & PROT_WRITE)
2490 fad->fad_flags |= FAD_WRITE;
2491
2492 /* decrement file descriptor reference count */
2493 releasef(fd);
2494
2495 } /* AUS_MMAP */
2496
2497
2498
2499
2500 /*ARGSUSED*/
2501 static void
2502 aus_munmap(struct t_audit_data *tad)
2503 {
2504 klwp_t *clwp = ttolwp(curthread);
2505
2506 struct a {
2507 long addr;
2508 long len;
2509 } *uap = (struct a *)clwp->lwp_ap;
2510
2511 #ifdef _LP64
2512 au_uwrite(au_to_arg64(1, "addr", (uint64_t)uap->addr));
2513 au_uwrite(au_to_arg64(2, "len", (uint64_t)uap->len));
2514 #else
2515 au_uwrite(au_to_arg32(1, "addr", (uint32_t)uap->addr));
2516 au_uwrite(au_to_arg32(2, "len", (uint32_t)uap->len));
2517 #endif
2518
2519 } /* AUS_MUNMAP */
2520
2521
2522
2523
2524
2525
2526
2527 /*ARGSUSED*/
2528 static void
2529 aus_priocntlsys(struct t_audit_data *tad)
2530 {
2531 klwp_t *clwp = ttolwp(curthread);
2532
2533 struct a {
2534 long pc_version;
2535 long psp; /* procset_t */
2536 long cmd;
2537 long arg;
2538 } *uap = (struct a *)clwp->lwp_ap;
2539
2540 au_uwrite(au_to_arg32(1, "pc_version", (uint32_t)uap->pc_version));
2541 au_uwrite(au_to_arg32(3, "cmd", (uint32_t)uap->cmd));
2542
2543 } /* AUS_PRIOCNTLSYS */
2544
2545
2546 /*ARGSUSED*/
2547 static void
2548 aus_setegid(struct t_audit_data *tad)
2549 {
2550 klwp_t *clwp = ttolwp(curthread);
2551 uint32_t gid;
2552
2553 struct a {
2554 long gid;
2555 } *uap = (struct a *)clwp->lwp_ap;
2556
2557 gid = (uint32_t)uap->gid;
2558
2559 au_uwrite(au_to_arg32(1, "gid", gid));
2560 } /* AUS_SETEGID */
2561
2562
2563
2564
2565 /*ARGSUSED*/
2566 static void
2567 aus_setgroups(struct t_audit_data *tad)
2568 {
2569 klwp_t *clwp = ttolwp(curthread);
2570 int i;
2571 int gidsetsize;
2572 uintptr_t gidset;
2573 gid_t *gidlist;
2574
2575 struct a {
2576 long gidsetsize;
2577 long gidset;
2578 } *uap = (struct a *)clwp->lwp_ap;
2579
2580 gidsetsize = (uint_t)uap->gidsetsize;
2581 gidset = (uintptr_t)uap->gidset;
2582
2583 if ((gidsetsize > NGROUPS_MAX_DEFAULT) || (gidsetsize < 0))
2584 return;
2585 if (gidsetsize != 0) {
2586 gidlist = kmem_alloc(gidsetsize * sizeof (gid_t),
2587 KM_SLEEP);
2588 if (copyin((caddr_t)gidset, gidlist,
2589 gidsetsize * sizeof (gid_t)) == 0)
2590 for (i = 0; i < gidsetsize; i++)
2591 au_uwrite(au_to_arg32(1, "setgroups",
2592 (uint32_t)gidlist[i]));
2593 kmem_free(gidlist, gidsetsize * sizeof (gid_t));
2594 } else
2595 au_uwrite(au_to_arg32(1, "setgroups", (uint32_t)0));
2596
2597 } /* AUS_SETGROUPS */
2598
2599
2600
2601
2602
2603 /*ARGSUSED*/
2604 static void
2605 aus_seteuid(struct t_audit_data *tad)
2606 {
2607 klwp_t *clwp = ttolwp(curthread);
2608 uint32_t uid;
2609
2610 struct a {
2611 long uid;
2612 } *uap = (struct a *)clwp->lwp_ap;
2613
2614 uid = (uint32_t)uap->uid;
2615
2616 au_uwrite(au_to_arg32(1, "euid", uid));
2617
2618 } /* AUS_SETEUID */
2619
2620 /*ARGSUSED*/
2621 static void
2622 aus_putmsg(struct t_audit_data *tad)
2623 {
2624 klwp_t *clwp = ttolwp(curthread);
2625 uint32_t fd, pri;
2626 struct file *fp;
2627 struct f_audit_data *fad;
2628
2629 struct a {
2630 long fdes;
2631 long ctl; /* struct strbuf * */
2632 long data; /* struct strbuf * */
2633 long pri;
2634 } *uap = (struct a *)clwp->lwp_ap;
2635
2636 fd = (uint32_t)uap->fdes;
2637 pri = (uint32_t)uap->pri;
2638
2639 au_uwrite(au_to_arg32(1, "fd", fd));
2640
2641 if ((fp = getf(fd)) != NULL) {
2642 fad = F2A(fp);
2643
2644 fad->fad_flags |= FAD_WRITE;
2645
2646 /* add path name to audit record */
2647 if (fad->fad_aupath != NULL) {
2648 au_uwrite(au_to_path(fad->fad_aupath));
2649 }
2650 audit_attributes(fp->f_vnode);
2651
2652 releasef(fd);
2653 }
2654
2655 au_uwrite(au_to_arg32(4, "pri", pri));
2656 }
2657
2658 /*ARGSUSED*/
2659 static void
2660 aus_putpmsg(struct t_audit_data *tad)
2661 {
2662 klwp_t *clwp = ttolwp(curthread);
2663 uint32_t fd, pri, flags;
2664 struct file *fp;
2665 struct f_audit_data *fad;
2666
2667 struct a {
2668 long fdes;
2669 long ctl; /* struct strbuf * */
2670 long data; /* struct strbuf * */
2671 long pri;
2672 long flags;
2673 } *uap = (struct a *)clwp->lwp_ap;
2674
2675 fd = (uint32_t)uap->fdes;
2676 pri = (uint32_t)uap->pri;
2677 flags = (uint32_t)uap->flags;
2678
2679 au_uwrite(au_to_arg32(1, "fd", fd));
2680
2681 if ((fp = getf(fd)) != NULL) {
2682 fad = F2A(fp);
2683
2684 fad->fad_flags |= FAD_WRITE;
2685
2686 /* add path name to audit record */
2687 if (fad->fad_aupath != NULL) {
2688 au_uwrite(au_to_path(fad->fad_aupath));
2689 }
2690 audit_attributes(fp->f_vnode);
2691
2692 releasef(fd);
2693 }
2694
2695
2696 au_uwrite(au_to_arg32(4, "pri", pri));
2697 au_uwrite(au_to_arg32(5, "flags", flags));
2698 }
2699
2700 /*ARGSUSED*/
2701 static void
2702 aus_getmsg(struct t_audit_data *tad)
2703 {
2704 klwp_t *clwp = ttolwp(curthread);
2705 uint32_t fd, pri;
2706 struct file *fp;
2707 struct f_audit_data *fad;
2708
2709 struct a {
2710 long fdes;
2711 long ctl; /* struct strbuf * */
2712 long data; /* struct strbuf * */
2713 long pri;
2714 } *uap = (struct a *)clwp->lwp_ap;
2715
2716 fd = (uint32_t)uap->fdes;
2717 pri = (uint32_t)uap->pri;
2718
2719 au_uwrite(au_to_arg32(1, "fd", fd));
2720
2721 if ((fp = getf(fd)) != NULL) {
2722 fad = F2A(fp);
2723
2724 /*
2725 * read operation on this object
2726 */
2727 fad->fad_flags |= FAD_READ;
2728
2729 /* add path name to audit record */
2730 if (fad->fad_aupath != NULL) {
2731 au_uwrite(au_to_path(fad->fad_aupath));
2732 }
2733 audit_attributes(fp->f_vnode);
2734
2735 releasef(fd);
2736 }
2737
2738 au_uwrite(au_to_arg32(4, "pri", pri));
2739 }
2740
2741 /*ARGSUSED*/
2742 static void
2743 aus_getpmsg(struct t_audit_data *tad)
2744 {
2745 klwp_t *clwp = ttolwp(curthread);
2746 uint32_t fd;
2747 struct file *fp;
2748 struct f_audit_data *fad;
2749
2750 struct a {
2751 long fdes;
2752 long ctl; /* struct strbuf * */
2753 long data; /* struct strbuf * */
2754 long pri;
2755 long flags;
2756 } *uap = (struct a *)clwp->lwp_ap;
2757
2758 fd = (uint32_t)uap->fdes;
2759
2760 au_uwrite(au_to_arg32(1, "fd", fd));
2761
2762 if ((fp = getf(fd)) != NULL) {
2763 fad = F2A(fp);
2764
2765 /*
2766 * read operation on this object
2767 */
2768 fad->fad_flags |= FAD_READ;
2769
2770 /* add path name to audit record */
2771 if (fad->fad_aupath != NULL) {
2772 au_uwrite(au_to_path(fad->fad_aupath));
2773 }
2774 audit_attributes(fp->f_vnode);
2775
2776 releasef(fd);
2777 }
2778 }
2779
2780 static au_event_t
2781 aui_labelsys(au_event_t e)
2782 {
2783 klwp_t *clwp = ttolwp(curthread);
2784 uint32_t code;
2785 uint32_t cmd;
2786
2787 struct a {
2788 long code;
2789 long cmd;
2790 } *uap = (struct a *)clwp->lwp_ap;
2791
2792 code = (uint32_t)uap->code;
2793 cmd = (uint32_t)uap->cmd;
2794
2795 /* not security relevant if not changing kernel cache */
2796 if (cmd == TNDB_GET)
2797 return (AUE_NULL);
2798
2799 switch (code) {
2800 case TSOL_TNRH:
2801 e = AUE_LABELSYS_TNRH;
2802 break;
2803 case TSOL_TNRHTP:
2804 e = AUE_LABELSYS_TNRHTP;
2805 break;
2806 case TSOL_TNMLP:
2807 e = AUE_LABELSYS_TNMLP;
2808 break;
2809 default:
2810 e = AUE_NULL;
2811 break;
2812 }
2813
2814 return (e);
2815
2816 }
2817
2818 static void
2819 aus_labelsys(struct t_audit_data *tad)
2820 {
2821 klwp_t *clwp = ttolwp(curthread);
2822 uint32_t cmd;
2823 uintptr_t a2;
2824
2825 struct a {
2826 long code;
2827 long cmd;
2828 long a2;
2829 } *uap = (struct a *)clwp->lwp_ap;
2830
2831 cmd = (uint32_t)uap->cmd;
2832 a2 = (uintptr_t)uap->a2;
2833
2834 switch (tad->tad_event) {
2835 case AUE_LABELSYS_TNRH:
2836 {
2837 tsol_rhent_t *rhent;
2838 tnaddr_t *rh_addr;
2839
2840 au_uwrite(au_to_arg32(1, "cmd", cmd));
2841
2842 /* Remaining args don't apply for FLUSH, so skip */
2843 if (cmd == TNDB_FLUSH)
2844 break;
2845
2846 rhent = kmem_alloc(sizeof (tsol_rhent_t), KM_SLEEP);
2847 if (copyin((caddr_t)a2, rhent, sizeof (tsol_rhent_t))) {
2848 kmem_free(rhent, sizeof (tsol_rhent_t));
2849 return;
2850 }
2851
2852 rh_addr = &rhent->rh_address;
2853 if (rh_addr->ta_family == AF_INET) {
2854 struct in_addr *ipaddr;
2855
2856 ipaddr = &(rh_addr->ta_addr_v4);
2857 au_uwrite(au_to_in_addr(ipaddr));
2858 } else if (rh_addr->ta_family == AF_INET6) {
2859 int32_t *ipaddr;
2860
2861 ipaddr = (int32_t *)&(rh_addr->ta_addr_v6);
2862 au_uwrite(au_to_in_addr_ex(ipaddr));
2863 }
2864 au_uwrite(au_to_arg32(2, "prefix len", rhent->rh_prefix));
2865
2866 kmem_free(rhent, sizeof (tsol_rhent_t));
2867
2868 break;
2869 }
2870 case AUE_LABELSYS_TNRHTP:
2871 {
2872 tsol_tpent_t *tpent;
2873
2874 au_uwrite(au_to_arg32(1, "cmd", cmd));
2875
2876 /* Remaining args don't apply for FLUSH, so skip */
2877 if (cmd == TNDB_FLUSH)
2878 break;
2879
2880 tpent = kmem_alloc(sizeof (tsol_tpent_t), KM_SLEEP);
2881 if (copyin((caddr_t)a2, tpent, sizeof (tsol_tpent_t))) {
2882 kmem_free(tpent, sizeof (tsol_tpent_t));
2883 return;
2884 }
2885
2886 /* Make sure that the template name is null-terminated. */
2887 *(tpent->name + TNTNAMSIZ - 1) = '\0';
2888
2889 au_uwrite(au_to_text(tpent->name));
2890 kmem_free(tpent, sizeof (tsol_tpent_t));
2891
2892 break;
2893 }
2894 case AUE_LABELSYS_TNMLP:
2895 {
2896 tsol_mlpent_t *mlpent;
2897
2898 au_uwrite(au_to_arg32(1, "cmd", cmd));
2899
2900 mlpent = kmem_alloc(sizeof (tsol_mlpent_t), KM_SLEEP);
2901 if (copyin((caddr_t)a2, mlpent, sizeof (tsol_mlpent_t))) {
2902 kmem_free(mlpent, sizeof (tsol_mlpent_t));
2903 return;
2904 }
2905
2906 if (mlpent->tsme_flags & TSOL_MEF_SHARED) {
2907 au_uwrite(au_to_text("shared"));
2908 } else {
2909 zone_t *zone;
2910
2911 zone = zone_find_by_id(mlpent->tsme_zoneid);
2912 if (zone != NULL) {
2913 au_uwrite(au_to_text(zone->zone_name));
2914 zone_rele(zone);
2915 }
2916 }
2917
2918 /* Remaining args don't apply for FLUSH, so skip */
2919 if (cmd == TNDB_FLUSH) {
2920 kmem_free(mlpent, sizeof (tsol_mlpent_t));
2921 break;
2922 }
2923
2924 au_uwrite(au_to_arg32(2, "proto num",
2925 (uint32_t)mlpent->tsme_mlp.mlp_ipp));
2926 au_uwrite(au_to_arg32(2, "mlp_port",
2927 (uint32_t)mlpent->tsme_mlp.mlp_port));
2928
2929 if (mlpent->tsme_mlp.mlp_port_upper != 0)
2930 au_uwrite(au_to_arg32(2, "mlp_port_upper",
2931 (uint32_t)mlpent->tsme_mlp.mlp_port_upper));
2932
2933 kmem_free(mlpent, sizeof (tsol_mlpent_t));
2934
2935 break;
2936 }
2937 default:
2938 break;
2939 }
2940 }
2941
2942
2943 static au_event_t
2944 aui_auditsys(au_event_t e)
2945 {
2946 klwp_t *clwp = ttolwp(curthread);
2947 uint32_t code;
2948
2949 struct a {
2950 long code;
2951 long a1;
2952 long a2;
2953 long a3;
2954 long a4;
2955 long a5;
2956 long a6;
2957 long a7;
2958 } *uap = (struct a *)clwp->lwp_ap;
2959
2960 code = (uint32_t)uap->code;
2961
2962 switch (code) {
2963
2964 case BSM_GETAUID:
2965 e = AUE_GETAUID;
2966 break;
2967 case BSM_SETAUID:
2968 e = AUE_SETAUID;
2969 break;
2970 case BSM_GETAUDIT:
2971 e = AUE_GETAUDIT;
2972 break;
2973 case BSM_GETAUDIT_ADDR:
2974 e = AUE_GETAUDIT_ADDR;
2975 break;
2976 case BSM_SETAUDIT:
2977 e = AUE_SETAUDIT;
2978 break;
2979 case BSM_SETAUDIT_ADDR:
2980 e = AUE_SETAUDIT_ADDR;
2981 break;
2982 case BSM_AUDIT:
2983 e = AUE_AUDIT;
2984 break;
2985 case BSM_AUDITCTL:
2986 switch ((uint_t)uap->a1) {
2987
2988 case A_GETPOLICY:
2989 e = AUE_AUDITON_GPOLICY;
2990 break;
2991 case A_SETPOLICY:
2992 e = AUE_AUDITON_SPOLICY;
2993 break;
2994 case A_GETAMASK:
2995 e = AUE_AUDITON_GETAMASK;
2996 break;
2997 case A_SETAMASK:
2998 e = AUE_AUDITON_SETAMASK;
2999 break;
3000 case A_GETKMASK:
3001 e = AUE_AUDITON_GETKMASK;
3002 break;
3003 case A_SETKMASK:
3004 e = AUE_AUDITON_SETKMASK;
3005 break;
3006 case A_GETQCTRL:
3007 e = AUE_AUDITON_GQCTRL;
3008 break;
3009 case A_SETQCTRL:
3010 e = AUE_AUDITON_SQCTRL;
3011 break;
3012 case A_GETCWD:
3013 e = AUE_AUDITON_GETCWD;
3014 break;
3015 case A_GETCAR:
3016 e = AUE_AUDITON_GETCAR;
3017 break;
3018 case A_GETSTAT:
3019 e = AUE_AUDITON_GETSTAT;
3020 break;
3021 case A_SETSTAT:
3022 e = AUE_AUDITON_SETSTAT;
3023 break;
3024 case A_SETUMASK:
3025 e = AUE_AUDITON_SETUMASK;
3026 break;
3027 case A_SETSMASK:
3028 e = AUE_AUDITON_SETSMASK;
3029 break;
3030 case A_GETCOND:
3031 e = AUE_AUDITON_GETCOND;
3032 break;
3033 case A_SETCOND:
3034 e = AUE_AUDITON_SETCOND;
3035 break;
3036 case A_GETCLASS:
3037 e = AUE_AUDITON_GETCLASS;
3038 break;
3039 case A_SETCLASS:
3040 e = AUE_AUDITON_SETCLASS;
3041 break;
3042 default:
3043 e = AUE_NULL;
3044 break;
3045 }
3046 break;
3047 default:
3048 e = AUE_NULL;
3049 break;
3050 }
3051
3052 return (e);
3053
3054 } /* AUI_AUDITSYS */
3055
3056
3057 static void
3058 aus_auditsys(struct t_audit_data *tad)
3059 {
3060 klwp_t *clwp = ttolwp(curthread);
3061 uintptr_t a1, a2;
3062 STRUCT_DECL(auditinfo, ainfo);
3063 STRUCT_DECL(auditinfo_addr, ainfo_addr);
3064 au_evclass_map_t event;
3065 au_mask_t mask;
3066 int auditstate, policy;
3067 au_id_t auid;
3068
3069
3070 struct a {
3071 long code;
3072 long a1;
3073 long a2;
3074 long a3;
3075 long a4;
3076 long a5;
3077 long a6;
3078 long a7;
3079 } *uap = (struct a *)clwp->lwp_ap;
3080
3081 a1 = (uintptr_t)uap->a1;
3082 a2 = (uintptr_t)uap->a2;
3083
3084 switch (tad->tad_event) {
3085 case AUE_SETAUID:
3086 if (copyin((caddr_t)a1, &auid, sizeof (au_id_t)))
3087 return;
3088 au_uwrite(au_to_arg32(2, "setauid", auid));
3089 break;
3090 case AUE_SETAUDIT:
3091 STRUCT_INIT(ainfo, get_udatamodel());
3092 if (copyin((caddr_t)a1, STRUCT_BUF(ainfo),
3093 STRUCT_SIZE(ainfo))) {
3094 return;
3095 }
3096 au_uwrite(au_to_arg32((char)1, "setaudit:auid",
3097 (uint32_t)STRUCT_FGET(ainfo, ai_auid)));
3098 #ifdef _LP64
3099 au_uwrite(au_to_arg64((char)1, "setaudit:port",
3100 (uint64_t)STRUCT_FGET(ainfo, ai_termid.port)));
3101 #else
3102 au_uwrite(au_to_arg32((char)1, "setaudit:port",
3103 (uint32_t)STRUCT_FGET(ainfo, ai_termid.port)));
3104 #endif
3105 au_uwrite(au_to_arg32((char)1, "setaudit:machine",
3106 (uint32_t)STRUCT_FGET(ainfo, ai_termid.machine)));
3107 au_uwrite(au_to_arg32((char)1, "setaudit:as_success",
3108 (uint32_t)STRUCT_FGET(ainfo, ai_mask.as_success)));
3109 au_uwrite(au_to_arg32((char)1, "setaudit:as_failure",
3110 (uint32_t)STRUCT_FGET(ainfo, ai_mask.as_failure)));
3111 au_uwrite(au_to_arg32((char)1, "setaudit:asid",
3112 (uint32_t)STRUCT_FGET(ainfo, ai_asid)));
3113 break;
3114 case AUE_SETAUDIT_ADDR:
3115 STRUCT_INIT(ainfo_addr, get_udatamodel());
3116 if (copyin((caddr_t)a1, STRUCT_BUF(ainfo_addr),
3117 STRUCT_SIZE(ainfo_addr))) {
3118 return;
3119 }
3120 au_uwrite(au_to_arg32((char)1, "auid",
3121 (uint32_t)STRUCT_FGET(ainfo_addr, ai_auid)));
3122 #ifdef _LP64
3123 au_uwrite(au_to_arg64((char)1, "port",
3124 (uint64_t)STRUCT_FGET(ainfo_addr, ai_termid.at_port)));
3125 #else
3126 au_uwrite(au_to_arg32((char)1, "port",
3127 (uint32_t)STRUCT_FGET(ainfo_addr, ai_termid.at_port)));
3128 #endif
3129 au_uwrite(au_to_arg32((char)1, "type",
3130 (uint32_t)STRUCT_FGET(ainfo_addr, ai_termid.at_type)));
3131 if ((uint32_t)STRUCT_FGET(ainfo_addr, ai_termid.at_type) ==
3132 AU_IPv4) {
3133 au_uwrite(au_to_in_addr(
3134 (struct in_addr *)STRUCT_FGETP(ainfo_addr,
3135 ai_termid.at_addr)));
3136 } else {
3137 au_uwrite(au_to_in_addr_ex(
3138 (int32_t *)STRUCT_FGETP(ainfo_addr,
3139 ai_termid.at_addr)));
3140 }
3141 au_uwrite(au_to_arg32((char)1, "as_success",
3142 (uint32_t)STRUCT_FGET(ainfo_addr, ai_mask.as_success)));
3143 au_uwrite(au_to_arg32((char)1, "as_failure",
3144 (uint32_t)STRUCT_FGET(ainfo_addr, ai_mask.as_failure)));
3145 au_uwrite(au_to_arg32((char)1, "asid",
3146 (uint32_t)STRUCT_FGET(ainfo_addr, ai_asid)));
3147 break;
3148 case AUE_AUDITON_SETAMASK:
3149 if (copyin((caddr_t)a2, &mask, sizeof (au_mask_t)))
3150 return;
3151 au_uwrite(au_to_arg32(
3152 2, "setamask:as_success", (uint32_t)mask.as_success));
3153 au_uwrite(au_to_arg32(
3154 2, "setamask:as_failure", (uint32_t)mask.as_failure));
3155 break;
3156 case AUE_AUDITON_SETKMASK:
3157 if (copyin((caddr_t)a2, &mask, sizeof (au_mask_t)))
3158 return;
3159 au_uwrite(au_to_arg32(
3160 2, "setkmask:as_success", (uint32_t)mask.as_success));
3161 au_uwrite(au_to_arg32(
3162 2, "setkmask:as_failure", (uint32_t)mask.as_failure));
3163 break;
3164 case AUE_AUDITON_SPOLICY:
3165 if (copyin((caddr_t)a2, &policy, sizeof (int)))
3166 return;
3167 au_uwrite(au_to_arg32(3, "setpolicy", (uint32_t)policy));
3168 break;
3169 case AUE_AUDITON_SQCTRL: {
3170 STRUCT_DECL(au_qctrl, qctrl);
3171 model_t model;
3172
3173 model = get_udatamodel();
3174 STRUCT_INIT(qctrl, model);
3175 if (copyin((caddr_t)a2, STRUCT_BUF(qctrl), STRUCT_SIZE(qctrl)))
3176 return;
3177 if (model == DATAMODEL_ILP32) {
3178 au_uwrite(au_to_arg32(
3179 3, "setqctrl:aq_hiwater",
3180 (uint32_t)STRUCT_FGET(qctrl, aq_hiwater)));
3181 au_uwrite(au_to_arg32(
3182 3, "setqctrl:aq_lowater",
3183 (uint32_t)STRUCT_FGET(qctrl, aq_lowater)));
3184 au_uwrite(au_to_arg32(
3185 3, "setqctrl:aq_bufsz",
3186 (uint32_t)STRUCT_FGET(qctrl, aq_bufsz)));
3187 au_uwrite(au_to_arg32(
3188 3, "setqctrl:aq_delay",
3189 (uint32_t)STRUCT_FGET(qctrl, aq_delay)));
3190 } else {
3191 au_uwrite(au_to_arg64(
3192 3, "setqctrl:aq_hiwater",
3193 (uint64_t)STRUCT_FGET(qctrl, aq_hiwater)));
3194 au_uwrite(au_to_arg64(
3195 3, "setqctrl:aq_lowater",
3196 (uint64_t)STRUCT_FGET(qctrl, aq_lowater)));
3197 au_uwrite(au_to_arg64(
3198 3, "setqctrl:aq_bufsz",
3199 (uint64_t)STRUCT_FGET(qctrl, aq_bufsz)));
3200 au_uwrite(au_to_arg64(
3201 3, "setqctrl:aq_delay",
3202 (uint64_t)STRUCT_FGET(qctrl, aq_delay)));
3203 }
3204 break;
3205 }
3206 case AUE_AUDITON_SETUMASK:
3207 STRUCT_INIT(ainfo, get_udatamodel());
3208 if (copyin((caddr_t)uap->a2, STRUCT_BUF(ainfo),
3209 STRUCT_SIZE(ainfo))) {
3210 return;
3211 }
3212 au_uwrite(au_to_arg32(3, "setumask:as_success",
3213 (uint32_t)STRUCT_FGET(ainfo, ai_mask.as_success)));
3214 au_uwrite(au_to_arg32(3, "setumask:as_failure",
3215 (uint32_t)STRUCT_FGET(ainfo, ai_mask.as_failure)));
3216 break;
3217 case AUE_AUDITON_SETSMASK:
3218 STRUCT_INIT(ainfo, get_udatamodel());
3219 if (copyin((caddr_t)uap->a2, STRUCT_BUF(ainfo),
3220 STRUCT_SIZE(ainfo))) {
3221 return;
3222 }
3223 au_uwrite(au_to_arg32(3, "setsmask:as_success",
3224 (uint32_t)STRUCT_FGET(ainfo, ai_mask.as_success)));
3225 au_uwrite(au_to_arg32(3, "setsmask:as_failure",
3226 (uint32_t)STRUCT_FGET(ainfo, ai_mask.as_failure)));
3227 break;
3228 case AUE_AUDITON_SETCOND:
3229 if (copyin((caddr_t)a2, &auditstate, sizeof (int)))
3230 return;
3231 au_uwrite(au_to_arg32(3, "setcond", (uint32_t)auditstate));
3232 break;
3233 case AUE_AUDITON_SETCLASS:
3234 if (copyin((caddr_t)a2, &event, sizeof (au_evclass_map_t)))
3235 return;
3236 au_uwrite(au_to_arg32(
3237 2, "setclass:ec_event", (uint32_t)event.ec_number));
3238 au_uwrite(au_to_arg32(
3239 3, "setclass:ec_class", (uint32_t)event.ec_class));
3240 break;
3241 case AUE_GETAUID:
3242 case AUE_GETAUDIT:
3243 case AUE_GETAUDIT_ADDR:
3244 case AUE_AUDIT:
3245 case AUE_AUDITON_GPOLICY:
3246 case AUE_AUDITON_GQCTRL:
3247 case AUE_AUDITON_GETAMASK:
3248 case AUE_AUDITON_GETKMASK:
3249 case AUE_AUDITON_GETCWD:
3250 case AUE_AUDITON_GETCAR:
3251 case AUE_AUDITON_GETSTAT:
3252 case AUE_AUDITON_SETSTAT:
3253 case AUE_AUDITON_GETCOND:
3254 case AUE_AUDITON_GETCLASS:
3255 break;
3256 default:
3257 break;
3258 }
3259
3260 } /* AUS_AUDITSYS */
3261
3262
3263 /* only audit privileged operations for systeminfo(2) system call */
3264 static au_event_t
3265 aui_sysinfo(au_event_t e)
3266 {
3267 klwp_t *clwp = ttolwp(curthread);
3268 uint32_t command;
3269
3270 struct a {
3271 long command;
3272 long buf; /* char * */
3273 long count;
3274 } *uap = (struct a *)clwp->lwp_ap;
3275
3276 command = (uint32_t)uap->command;
3277
3278 switch (command) {
3279 case SI_SET_HOSTNAME:
3280 case SI_SET_SRPC_DOMAIN:
3281 e = (au_event_t)AUE_SYSINFO;
3282 break;
3283 default:
3284 e = (au_event_t)AUE_NULL;
3285 break;
3286 }
3287 return (e);
3288 }
3289
3290 /*ARGSUSED*/
3291 static void
3292 aus_sysinfo(struct t_audit_data *tad)
3293 {
3294 klwp_t *clwp = ttolwp(curthread);
3295 uint32_t command;
3296 size_t len, maxlen;
3297 char *name;
3298 uintptr_t buf;
3299
3300 struct a {
3301 long command;
3302 long buf; /* char * */
3303 long count;
3304 } *uap = (struct a *)clwp->lwp_ap;
3305
3306 command = (uint32_t)uap->command;
3307 buf = (uintptr_t)uap->buf;
3308
3309 au_uwrite(au_to_arg32(1, "cmd", command));
3310
3311 switch (command) {
3312 case SI_SET_HOSTNAME:
3313 {
3314 if (secpolicy_sys_config(CRED(), B_TRUE) != 0)
3315 return;
3316
3317 maxlen = SYS_NMLN;
3318 name = kmem_alloc(maxlen, KM_SLEEP);
3319 if (copyinstr((caddr_t)buf, name, SYS_NMLN, &len))
3320 break;
3321
3322 /*
3323 * Must be non-NULL string and string
3324 * must be less than SYS_NMLN chars.
3325 */
3326 if (len < 2 || (len == SYS_NMLN && name[SYS_NMLN - 1] != '\0'))
3327 break;
3328
3329 au_uwrite(au_to_text(name));
3330 break;
3331 }
3332
3333 case SI_SET_SRPC_DOMAIN:
3334 {
3335 if (secpolicy_sys_config(CRED(), B_TRUE) != 0)
3336 return;
3337
3338 maxlen = SYS_NMLN;
3339 name = kmem_alloc(maxlen, KM_SLEEP);
3340 if (copyinstr((caddr_t)buf, name, SYS_NMLN, &len))
3341 break;
3342
3343 /*
3344 * If string passed in is longer than length
3345 * allowed for domain name, fail.
3346 */
3347 if (len == SYS_NMLN && name[SYS_NMLN - 1] != '\0')
3348 break;
3349
3350 au_uwrite(au_to_text(name));
3351 break;
3352 }
3353
3354 default:
3355 return;
3356 }
3357
3358 kmem_free(name, maxlen);
3359 }
3360
3361 static au_event_t
3362 aui_modctl(au_event_t e)
3363 {
3364 klwp_t *clwp = ttolwp(curthread);
3365 uint_t cmd;
3366
3367 struct a {
3368 long cmd;
3369 } *uap = (struct a *)clwp->lwp_ap;
3370
3371 cmd = (uint_t)uap->cmd;
3372
3373 switch (cmd) {
3374 case MODLOAD:
3375 e = AUE_MODLOAD;
3376 break;
3377 case MODUNLOAD:
3378 e = AUE_MODUNLOAD;
3379 break;
3380 case MODADDMAJBIND:
3381 e = AUE_MODADDMAJ;
3382 break;
3383 case MODSETDEVPOLICY:
3384 e = AUE_MODDEVPLCY;
3385 break;
3386 case MODALLOCPRIV:
3387 e = AUE_MODADDPRIV;
3388 break;
3389 default:
3390 e = AUE_NULL;
3391 break;
3392 }
3393 return (e);
3394 }
3395
3396
3397 /*ARGSUSED*/
3398 static void
3399 aus_modctl(struct t_audit_data *tad)
3400 {
3401 klwp_t *clwp = ttolwp(curthread);
3402 void *a = clwp->lwp_ap;
3403 uint_t use_path;
3404
3405 switch (tad->tad_event) {
3406 case AUE_MODLOAD: {
3407 typedef struct {
3408 long cmd;
3409 long use_path;
3410 long filename; /* char * */
3411 } modloada_t;
3412
3413 char *filenamep;
3414 uintptr_t fname;
3415 extern char *default_path;
3416
3417 fname = (uintptr_t)((modloada_t *)a)->filename;
3418 use_path = (uint_t)((modloada_t *)a)->use_path;
3419
3420 /* space to hold path */
3421 filenamep = kmem_alloc(MOD_MAXPATH, KM_SLEEP);
3422 /* get string */
3423 if (copyinstr((caddr_t)fname, filenamep, MOD_MAXPATH, 0)) {
3424 /* free allocated path */
3425 kmem_free(filenamep, MOD_MAXPATH);
3426 return;
3427 }
3428 /* ensure it's null terminated */
3429 filenamep[MOD_MAXPATH - 1] = 0;
3430
3431 if (use_path)
3432 au_uwrite(au_to_text(default_path));
3433 au_uwrite(au_to_text(filenamep));
3434
3435 /* release temporary memory */
3436 kmem_free(filenamep, MOD_MAXPATH);
3437 break;
3438 }
3439 case AUE_MODUNLOAD: {
3440 typedef struct {
3441 long cmd;
3442 long id;
3443 } modunloada_t;
3444
3445 uint32_t id = (uint32_t)((modunloada_t *)a)->id;
3446
3447 au_uwrite(au_to_arg32(1, "id", id));
3448 break;
3449 }
3450 case AUE_MODADDMAJ: {
3451 STRUCT_DECL(modconfig, mc);
3452 typedef struct {
3453 long cmd;
3454 long subcmd;
3455 long data; /* int * */
3456 } modconfiga_t;
3457
3458 STRUCT_DECL(aliases, alias);
3459 caddr_t ap;
3460 int i, num_aliases;
3461 char *drvname, *mc_drvname;
3462 char *name;
3463 extern char *ddi_major_to_name(major_t);
3464 model_t model;
3465
3466 uintptr_t data = (uintptr_t)((modconfiga_t *)a)->data;
3467
3468 model = get_udatamodel();
3469 STRUCT_INIT(mc, model);
3470 /* sanitize buffer */
3471 bzero((caddr_t)STRUCT_BUF(mc), STRUCT_SIZE(mc));
3472 /* get user arguments */
3473 if (copyin((caddr_t)data, (caddr_t)STRUCT_BUF(mc),
3474 STRUCT_SIZE(mc)) != 0)
3475 return;
3476
3477 mc_drvname = STRUCT_FGET(mc, drvname);
3478 if ((drvname = ddi_major_to_name(
3479 (major_t)STRUCT_FGET(mc, major))) != NULL &&
3480 strncmp(drvname, mc_drvname, MAXMODCONFNAME) != 0) {
3481 /* safety */
3482 if (mc_drvname[0] != '\0') {
3483 mc_drvname[MAXMODCONFNAME-1] = '\0';
3484 au_uwrite(au_to_text(mc_drvname));
3485 }
3486 /* drvname != NULL from test above */
3487 au_uwrite(au_to_text(drvname));
3488 return;
3489 }
3490
3491 if (mc_drvname[0] != '\0') {
3492 /* safety */
3493 mc_drvname[MAXMODCONFNAME-1] = '\0';
3494 au_uwrite(au_to_text(mc_drvname));
3495 } else
3496 au_uwrite(au_to_text("no drvname"));
3497
3498 num_aliases = STRUCT_FGET(mc, num_aliases);
3499 au_uwrite(au_to_arg32(5, "", (uint32_t)num_aliases));
3500 ap = (caddr_t)STRUCT_FGETP(mc, ap);
3501 name = kmem_alloc(MAXMODCONFNAME, KM_SLEEP);
3502 STRUCT_INIT(alias, model);
3503 for (i = 0; i < num_aliases; i++) {
3504 bzero((caddr_t)STRUCT_BUF(alias),
3505 STRUCT_SIZE(alias));
3506 if (copyin((caddr_t)ap, (caddr_t)STRUCT_BUF(alias),
3507 STRUCT_SIZE(alias)) != 0)
3508 break;
3509 if (copyinstr(STRUCT_FGETP(alias, a_name), name,
3510 MAXMODCONFNAME, NULL) != 0) {
3511 break;
3512 }
3513
3514 au_uwrite(au_to_text(name));
3515 ap = (caddr_t)STRUCT_FGETP(alias, a_next);
3516 }
3517 kmem_free(name, MAXMODCONFNAME);
3518 break;
3519 }
3520 default:
3521 break;
3522 }
3523 }
3524
3525
3526 /*ARGSUSED*/
3527 static void
3528 auf_accept(
3529 struct t_audit_data *tad,
3530 int error,
3531 rval_t *rval)
3532 {
3533 uint32_t scid;
3534 uint32_t sy_flags;
3535 int fd;
3536 struct sonode *so;
3537 char so_laddr[sizeof (struct sockaddr_in6)];
3538 char so_faddr[sizeof (struct sockaddr_in6)];
3539 int err;
3540 short so_family, so_type;
3541 int add_sock_token = 0;
3542
3543 /* need to determine type of executing binary */
3544 scid = tad->tad_scid;
3545 #ifdef _SYSCALL32_IMPL
3546 if (lwp_getdatamodel(ttolwp(curthread)) == DATAMODEL_NATIVE)
3547 sy_flags = sysent[scid].sy_flags & SE_RVAL_MASK;
3548 else
3549 sy_flags = sysent32[scid].sy_flags & SE_RVAL_MASK;
3550 #else
3551 sy_flags = sysent[scid].sy_flags & SE_RVAL_MASK;
3552 #endif
3553 switch (sy_flags) {
3554 case SE_32RVAL1:
3555 /* FALLTHRU */
3556 case SE_32RVAL2|SE_32RVAL1:
3557 fd = rval->r_val1;
3558 break;
3559 case SE_64RVAL:
3560 fd = (int)rval->r_vals;
3561 break;
3562 default:
3563 /*
3564 * should never happen, seems to be an internal error
3565 * in sysent => no fd, nothing to audit here, returning
3566 */
3567 return;
3568 }
3569
3570 if (error) {
3571 /* can't trust socket contents. Just return */
3572 au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
3573 return;
3574 }
3575
3576 if ((so = getsonode(fd, &err, NULL)) == NULL) {
3577 /*
3578 * not security relevant if doing a accept from non socket
3579 * so no extra tokens. Should probably turn off audit record
3580 * generation here.
3581 */
3582 return;
3583 }
3584
3585 so_family = so->so_family;
3586 so_type = so->so_type;
3587
3588 switch (so_family) {
3589 case AF_INET:
3590 case AF_INET6:
3591 /*
3592 * XXX - what about other socket types for AF_INET (e.g. DGRAM)
3593 */
3594 if (so->so_type == SOCK_STREAM) {
3595 socklen_t len;
3596
3597 bzero((void *)so_laddr, sizeof (so_laddr));
3598 bzero((void *)so_faddr, sizeof (so_faddr));
3599
3600 len = sizeof (so_laddr);
3601 (void) socket_getsockname(so,
3602 (struct sockaddr *)so_laddr, &len, CRED());
3603 len = sizeof (so_faddr);
3604 (void) socket_getpeername(so,
3605 (struct sockaddr *)so_faddr, &len, B_FALSE, CRED());
3606
3607 add_sock_token = 1;
3608 }
3609 break;
3610
3611 default:
3612 /* AF_UNIX, AF_ROUTE, AF_KEY do not support accept */
3613 break;
3614 }
3615
3616 releasef(fd);
3617
3618 au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
3619
3620 if (add_sock_token == 0) {
3621 au_uwrite(au_to_arg32(0, "family", (uint32_t)(so_family)));
3622 au_uwrite(au_to_arg32(0, "type", (uint32_t)(so_type)));
3623 return;
3624 }
3625
3626 au_uwrite(au_to_socket_ex(so_family, so_type, so_laddr, so_faddr));
3627
3628 }
3629
3630 /*ARGSUSED*/
3631 static void
3632 auf_bind(struct t_audit_data *tad, int error, rval_t *rvp)
3633 {
3634 struct a {
3635 long fd;
3636 long addr;
3637 long len;
3638 } *uap = (struct a *)ttolwp(curthread)->lwp_ap;
3639
3640 struct sonode *so;
3641 char so_laddr[sizeof (struct sockaddr_in6)];
3642 char so_faddr[sizeof (struct sockaddr_in6)];
3643 int err, fd;
3644 socklen_t len;
3645 short so_family, so_type;
3646 int add_sock_token = 0;
3647
3648 fd = (int)uap->fd;
3649
3650 /*
3651 * bind failed, then nothing extra to add to audit record.
3652 */
3653 if (error) {
3654 au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
3655 /* XXX may want to add failed address some day */
3656 return;
3657 }
3658
3659 if ((so = getsonode(fd, &err, NULL)) == NULL) {
3660 /*
3661 * not security relevant if doing a bind from non socket
3662 * so no extra tokens. Should probably turn off audit record
3663 * generation here.
3664 */
3665 return;
3666 }
3667
3668 so_family = so->so_family;
3669 so_type = so->so_type;
3670
3671 switch (so_family) {
3672 case AF_INET:
3673 case AF_INET6:
3674
3675 bzero(so_faddr, sizeof (so_faddr));
3676 len = sizeof (so_faddr);
3677
3678 (void) socket_getpeername(so,
3679 (struct sockaddr *)so_faddr, &len, B_FALSE, CRED());
3680 add_sock_token = 1;
3681
3682 break;
3683
3684 case AF_UNIX:
3685 /* token added by lookup */
3686 break;
3687 default:
3688 /* AF_ROUTE, AF_KEY do not support accept */
3689 break;
3690 }
3691
3692 releasef(fd);
3693
3694 au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
3695
3696 if (add_sock_token == 0) {
3697 au_uwrite(au_to_arg32(1, "family", (uint32_t)(so_family)));
3698 au_uwrite(au_to_arg32(1, "type", (uint32_t)(so_type)));
3699 return;
3700 }
3701
3702 au_uwrite(au_to_socket_ex(so_family, so_type, so_laddr, so_faddr));
3703
3704 }
3705
3706 /*ARGSUSED*/
3707 static void
3708 auf_connect(struct t_audit_data *tad, int error, rval_t *rval)
3709 {
3710 struct a {
3711 long fd;
3712 long addr;
3713 long len;
3714 } *uap = (struct a *)ttolwp(curthread)->lwp_ap;
3715
3716 struct sonode *so;
3717 char so_laddr[sizeof (struct sockaddr_in6)];
3718 char so_faddr[sizeof (struct sockaddr_in6)];
3719 int err, fd;
3720 socklen_t len;
3721 short so_family, so_type;
3722 int add_sock_token = 0;
3723
3724 fd = (int)uap->fd;
3725
3726
3727 if ((so = getsonode(fd, &err, NULL)) == NULL) {
3728 /*
3729 * not security relevant if doing a connect from non socket
3730 * so no extra tokens. Should probably turn off audit record
3731 * generation here.
3732 */
3733 return;
3734 }
3735
3736 so_family = so->so_family;
3737 so_type = so->so_type;
3738
3739 switch (so_family) {
3740 case AF_INET:
3741 case AF_INET6:
3742
3743 bzero(so_laddr, sizeof (so_laddr));
3744 bzero(so_faddr, sizeof (so_faddr));
3745
3746 len = sizeof (so_laddr);
3747 (void) socket_getsockname(so, (struct sockaddr *)so_laddr,
3748 &len, CRED());
3749 if (error) {
3750 if (uap->addr == 0)
3751 break;
3752 if (uap->len <= 0)
3753 break;
3754 len = min(uap->len, sizeof (so_faddr));
3755 if (copyin((caddr_t)(uap->addr), so_faddr, len) != 0)
3756 break;
3757 #ifdef NOTYET
3758 au_uwrite(au_to_data(AUP_HEX, AUR_CHAR, len, so_faddr));
3759 #endif
3760 } else {
3761 /* sanity check on length */
3762 len = sizeof (so_faddr);
3763 (void) socket_getpeername(so,
3764 (struct sockaddr *)so_faddr, &len, B_FALSE, CRED());
3765 }
3766
3767 add_sock_token = 1;
3768
3769 break;
3770
3771 case AF_UNIX:
3772 /* does a lookup on name */
3773 break;
3774
3775 default:
3776 /* AF_ROUTE, AF_KEY do not support accept */
3777 break;
3778 }
3779
3780 releasef(fd);
3781
3782 au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
3783
3784 if (add_sock_token == 0) {
3785 au_uwrite(au_to_arg32(1, "family", (uint32_t)(so_family)));
3786 au_uwrite(au_to_arg32(1, "type", (uint32_t)(so_type)));
3787 return;
3788 }
3789
3790 au_uwrite(au_to_socket_ex(so_family, so_type, so_laddr, so_faddr));
3791
3792 }
3793
3794 /*ARGSUSED*/
3795 static void
3796 aus_shutdown(struct t_audit_data *tad)
3797 {
3798 struct a {
3799 long fd;
3800 long how;
3801 } *uap = (struct a *)ttolwp(curthread)->lwp_ap;
3802
3803 struct sonode *so;
3804 char so_laddr[sizeof (struct sockaddr_in6)];
3805 char so_faddr[sizeof (struct sockaddr_in6)];
3806 int err, fd;
3807 socklen_t len;
3808 short so_family, so_type;
3809 int add_sock_token = 0;
3810 file_t *fp; /* unix domain sockets */
3811 struct f_audit_data *fad; /* unix domain sockets */
3812
3813 fd = (int)uap->fd;
3814
3815 if ((so = getsonode(fd, &err, &fp)) == NULL) {
3816 /*
3817 * not security relevant if doing a shutdown using non socket
3818 * so no extra tokens. Should probably turn off audit record
3819 * generation here.
3820 */
3821 return;
3822 }
3823
3824 so_family = so->so_family;
3825 so_type = so->so_type;
3826
3827 switch (so_family) {
3828 case AF_INET:
3829 case AF_INET6:
3830
3831 bzero(so_laddr, sizeof (so_laddr));
3832 bzero(so_faddr, sizeof (so_faddr));
3833
3834 len = sizeof (so_laddr);
3835 (void) socket_getsockname(so,
3836 (struct sockaddr *)so_laddr, &len, CRED());
3837 len = sizeof (so_faddr);
3838 (void) socket_getpeername(so,
3839 (struct sockaddr *)so_faddr, &len, B_FALSE, CRED());
3840
3841 add_sock_token = 1;
3842
3843 break;
3844
3845 case AF_UNIX:
3846
3847 /* get path from file struct here */
3848 fad = F2A(fp);
3849 ASSERT(fad);
3850
3851 if (fad->fad_aupath != NULL) {
3852 au_uwrite(au_to_path(fad->fad_aupath));
3853 } else {
3854 au_uwrite(au_to_arg32(1, "no path: fd", fd));
3855 }
3856
3857 audit_attributes(fp->f_vnode);
3858
3859 break;
3860
3861 default:
3862 /*
3863 * AF_KEY and AF_ROUTE support shutdown. No socket token
3864 * added.
3865 */
3866 break;
3867 }
3868
3869 releasef(fd);
3870
3871 au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
3872
3873 if (add_sock_token == 0) {
3874 au_uwrite(au_to_arg32(1, "family", (uint32_t)(so_family)));
3875 au_uwrite(au_to_arg32(1, "type", (uint32_t)(so_type)));
3876 au_uwrite(au_to_arg32(2, "how", (uint32_t)(uap->how)));
3877 return;
3878 }
3879
3880 au_uwrite(au_to_arg32(2, "how", (uint32_t)(uap->how)));
3881
3882 au_uwrite(au_to_socket_ex(so_family, so_type, so_laddr, so_faddr));
3883
3884 }
3885
3886 /*ARGSUSED*/
3887 static void
3888 auf_setsockopt(struct t_audit_data *tad, int error, rval_t *rval)
3889 {
3890 struct a {
3891 long fd;
3892 long level;
3893 long optname;
3894 long *optval;
3895 long optlen;
3896 } *uap = (struct a *)ttolwp(curthread)->lwp_ap;
3897
3898 struct sonode *so;
3899 char so_laddr[sizeof (struct sockaddr_in6)];
3900 char so_faddr[sizeof (struct sockaddr_in6)];
3901 char val[AU_BUFSIZE];
3902 int err, fd;
3903 socklen_t len;
3904 short so_family, so_type;
3905 int add_sock_token = 0;
3906 file_t *fp; /* unix domain sockets */
3907 struct f_audit_data *fad; /* unix domain sockets */
3908
3909 fd = (int)uap->fd;
3910
3911 if (error) {
3912 au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
3913 au_uwrite(au_to_arg32(2, "level", (uint32_t)uap->level));
3914 /* XXX may want to include other arguments */
3915 return;
3916 }
3917
3918 if ((so = getsonode(fd, &err, &fp)) == NULL) {
3919 /*
3920 * not security relevant if doing a setsockopt from non socket
3921 * so no extra tokens. Should probably turn off audit record
3922 * generation here.
3923 */
3924 return;
3925 }
3926
3927 so_family = so->so_family;
3928 so_type = so->so_type;
3929
3930 switch (so_family) {
3931 case AF_INET:
3932 case AF_INET6:
3933 bzero((void *)so_laddr, sizeof (so_laddr));
3934 bzero((void *)so_faddr, sizeof (so_faddr));
3935
3936 /* get local and foreign addresses */
3937 len = sizeof (so_laddr);
3938 (void) socket_getsockname(so, (struct sockaddr *)so_laddr,
3939 &len, CRED());
3940 len = sizeof (so_faddr);
3941 (void) socket_getpeername(so, (struct sockaddr *)so_faddr,
3942 &len, B_FALSE, CRED());
3943
3944 add_sock_token = 1;
3945
3946 break;
3947
3948 case AF_UNIX:
3949
3950 /* get path from file struct here */
3951 fad = F2A(fp);
3952 ASSERT(fad);
3953
3954 if (fad->fad_aupath != NULL) {
3955 au_uwrite(au_to_path(fad->fad_aupath));
3956 } else {
3957 au_uwrite(au_to_arg32(1, "no path: fd", fd));
3958 }
3959
3960 audit_attributes(fp->f_vnode);
3961
3962 break;
3963
3964 default:
3965 /*
3966 * AF_KEY and AF_ROUTE support setsockopt. No socket token
3967 * added.
3968 */
3969 break;
3970 }
3971
3972 releasef(fd);
3973
3974 au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
3975
3976 if (add_sock_token == 0) {
3977 au_uwrite(au_to_arg32(1, "family", (uint32_t)(so_family)));
3978 au_uwrite(au_to_arg32(1, "type", (uint32_t)(so_type)));
3979 }
3980 au_uwrite(au_to_arg32(2, "level", (uint32_t)(uap->level)));
3981 au_uwrite(au_to_arg32(3, "optname", (uint32_t)(uap->optname)));
3982
3983 bzero(val, sizeof (val));
3984 len = min(uap->optlen, sizeof (val));
3985 if ((len > 0) &&
3986 (copyin((caddr_t)(uap->optval), (caddr_t)val, len) == 0)) {
3987 au_uwrite(au_to_arg32(5, "optlen", (uint32_t)(uap->optlen)));
3988 au_uwrite(au_to_data(AUP_HEX, AUR_BYTE, len, val));
3989 }
3990
3991 if (add_sock_token == 0)
3992 return;
3993
3994 au_uwrite(au_to_socket_ex(so_family, so_type, so_laddr, so_faddr));
3995
3996 }
3997
3998 /*ARGSUSED*/
3999 static void
4000 aus_sockconfig(struct t_audit_data *tad)
4001 {
4002 struct a {
4003 long cmd;
4004 long arg1;
4005 long arg2;
4006 long arg3;
4007 long arg4;
4008 } *uap = (struct a *)ttolwp(curthread)->lwp_ap;
4009
4010 char *buf;
4011 int buflen;
4012 size_t size;
4013
4014 au_uwrite(au_to_arg32(1, "cmd", (uint_t)uap->cmd));
4015 switch (uap->cmd) {
4016 case SOCKCONFIG_ADD_SOCK:
4017 case SOCKCONFIG_REMOVE_SOCK:
4018 au_uwrite(au_to_arg32(2, "domain", (uint32_t)uap->arg1));
4019 au_uwrite(au_to_arg32(3, "type", (uint32_t)uap->arg2));
4020 au_uwrite(au_to_arg32(4, "protocol", (uint32_t)uap->arg3));
4021
4022 if (uap->arg4 == 0) {
4023 au_uwrite(au_to_arg32(5, "devpath", (uint32_t)0));
4024 } else {
4025 buflen = MAXPATHLEN + 1;
4026 buf = kmem_alloc(buflen, KM_SLEEP);
4027 if (copyinstr((caddr_t)uap->arg4, buf, buflen,
4028 &size)) {
4029 kmem_free(buf, buflen);
4030 return;
4031 }
4032
4033 if (size > MAXPATHLEN) {
4034 kmem_free(buf, buflen);
4035 return;
4036 }
4037
4038 au_uwrite(au_to_text(buf));
4039 kmem_free(buf, buflen);
4040 }
4041 break;
4042 case SOCKCONFIG_ADD_FILTER:
4043 case SOCKCONFIG_REMOVE_FILTER:
4044 buflen = FILNAME_MAX;
4045 buf = kmem_alloc(buflen, KM_SLEEP);
4046
4047 if (copyinstr((caddr_t)uap->arg1, buf, buflen, &size)) {
4048 kmem_free(buf, buflen);
4049 return;
4050 }
4051
4052 au_uwrite(au_to_text(buf));
4053 kmem_free(buf, buflen);
4054 break;
4055 default:
4056 break;
4057 }
4058 }
4059
4060 /*
4061 * only audit recvmsg when the system call represents the creation of a new
4062 * circuit. This effectively occurs for all UDP packets and may occur for
4063 * special TCP situations where the local host has not set a local address
4064 * in the socket structure.
4065 */
4066 /*ARGSUSED*/
4067 static void
4068 auf_recvmsg(
4069 struct t_audit_data *tad,
4070 int error,
4071 rval_t *rvp)
4072 {
4073 struct a {
4074 long fd;
4075 long msg; /* struct msghdr */
4076 long flags;
4077 } *uap = (struct a *)ttolwp(curthread)->lwp_ap;
4078
4079 struct sonode *so;
4080 STRUCT_DECL(msghdr, msg);
4081 caddr_t msg_name;
4082 socklen_t msg_namelen;
4083 int fd;
4084 int err;
4085 char so_laddr[sizeof (struct sockaddr_in6)];
4086 char so_faddr[sizeof (struct sockaddr_in6)];
4087 socklen_t len;
4088 file_t *fp; /* unix domain sockets */
4089 struct f_audit_data *fad; /* unix domain sockets */
4090 short so_family, so_type;
4091 int add_sock_token = 0;
4092 au_kcontext_t *kctx = GET_KCTX_PZ;
4093
4094 fd = (int)uap->fd;
4095
4096 /* bail if an error */
4097 if (error) {
4098 au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
4099 au_uwrite(au_to_arg32(3, "flags", (uint32_t)(uap->flags)));
4100 return;
4101 }
4102
4103 if ((so = getsonode(fd, &err, &fp)) == NULL) {
4104 /*
4105 * not security relevant if doing a recvmsg from non socket
4106 * so no extra tokens. Should probably turn off audit record
4107 * generation here.
4108 */
4109 return;
4110 }
4111
4112 so_family = so->so_family;
4113 so_type = so->so_type;
4114
4115 /*
4116 * only putout SOCKET_EX token if INET/INET6 family.
4117 * XXX - what do we do about other families?
4118 */
4119
4120 switch (so_family) {
4121 case AF_INET:
4122 case AF_INET6:
4123
4124 /*
4125 * if datagram type socket, then just use what is in
4126 * socket structure for local address.
4127 * XXX - what do we do for other types?
4128 */
4129 if ((so->so_type == SOCK_DGRAM) ||
4130 (so->so_type == SOCK_RAW)) {
4131 add_sock_token = 1;
4132
4133 bzero((void *)so_laddr, sizeof (so_laddr));
4134 bzero((void *)so_faddr, sizeof (so_faddr));
4135
4136 /* get local address */
4137 len = sizeof (so_laddr);
4138 (void) socket_getsockname(so,
4139 (struct sockaddr *)so_laddr, &len, CRED());
4140
4141 /* get peer address */
4142 STRUCT_INIT(msg, get_udatamodel());
4143
4144 if (copyin((caddr_t)(uap->msg),
4145 (caddr_t)STRUCT_BUF(msg), STRUCT_SIZE(msg)) != 0) {
4146 break;
4147 }
4148 msg_name = (caddr_t)STRUCT_FGETP(msg, msg_name);
4149 if (msg_name == NULL) {
4150 break;
4151 }
4152
4153 /* length is value from recvmsg - sanity check */
4154 msg_namelen = (socklen_t)STRUCT_FGET(msg, msg_namelen);
4155 if (msg_namelen == 0) {
4156 break;
4157 }
4158 if (copyin(msg_name, so_faddr,
4159 sizeof (so_faddr)) != 0) {
4160 break;
4161 }
4162
4163 } else if (so->so_type == SOCK_STREAM) {
4164
4165 /* get path from file struct here */
4166 fad = F2A(fp);
4167 ASSERT(fad);
4168
4169 /*
4170 * already processed this file for read attempt
4171 */
4172 if (fad->fad_flags & FAD_READ) {
4173 /* don't want to audit every recvmsg attempt */
4174 tad->tad_flag = 0;
4175 /* free any residual audit data */
4176 au_close(kctx, &(u_ad), 0, 0, 0, NULL);
4177 releasef(fd);
4178 return;
4179 }
4180 /*
4181 * mark things so we know what happened and don't
4182 * repeat things
4183 */
4184 fad->fad_flags |= FAD_READ;
4185
4186 bzero((void *)so_laddr, sizeof (so_laddr));
4187 bzero((void *)so_faddr, sizeof (so_faddr));
4188
4189 /* get local and foreign addresses */
4190 len = sizeof (so_laddr);
4191 (void) socket_getsockname(so,
4192 (struct sockaddr *)so_laddr, &len, CRED());
4193 len = sizeof (so_faddr);
4194 (void) socket_getpeername(so,
4195 (struct sockaddr *)so_faddr, &len, B_FALSE, CRED());
4196
4197 add_sock_token = 1;
4198 }
4199
4200 /* XXX - what about SOCK_RDM/SOCK_SEQPACKET ??? */
4201
4202 break;
4203
4204 case AF_UNIX:
4205 /*
4206 * first check if this is first time through. Too much
4207 * duplicate code to put this in an aui_ routine.
4208 */
4209
4210 /* get path from file struct here */
4211 fad = F2A(fp);
4212 ASSERT(fad);
4213
4214 /*
4215 * already processed this file for read attempt
4216 */
4217 if (fad->fad_flags & FAD_READ) {
4218 releasef(fd);
4219 /* don't want to audit every recvmsg attempt */
4220 tad->tad_flag = 0;
4221 /* free any residual audit data */
4222 au_close(kctx, &(u_ad), 0, 0, 0, NULL);
4223 return;
4224 }
4225 /*
4226 * mark things so we know what happened and don't
4227 * repeat things
4228 */
4229 fad->fad_flags |= FAD_READ;
4230
4231 if (fad->fad_aupath != NULL) {
4232 au_uwrite(au_to_path(fad->fad_aupath));
4233 } else {
4234 au_uwrite(au_to_arg32(1, "no path: fd", fd));
4235 }
4236
4237 audit_attributes(fp->f_vnode);
4238
4239 releasef(fd);
4240
4241 return;
4242
4243 default:
4244 break;
4245
4246 }
4247
4248 releasef(fd);
4249
4250 au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
4251
4252 if (add_sock_token == 0) {
4253 au_uwrite(au_to_arg32(1, "family", (uint32_t)so_family));
4254 au_uwrite(au_to_arg32(1, "type", (uint32_t)so_type));
4255 au_uwrite(au_to_arg32(3, "flags", (uint32_t)(uap->flags)));
4256 return;
4257 }
4258
4259 au_uwrite(au_to_arg32(3, "flags", (uint32_t)(uap->flags)));
4260
4261 au_uwrite(au_to_socket_ex(so_family, so_type, so_laddr, so_faddr));
4262
4263 }
4264
4265 /*ARGSUSED*/
4266 static void
4267 auf_recvfrom(
4268 struct t_audit_data *tad,
4269 int error,
4270 rval_t *rvp)
4271 {
4272
4273 struct a {
4274 long fd;
4275 long msg; /* char */
4276 long len;
4277 long flags;
4278 long from; /* struct sockaddr */
4279 long fromlen;
4280 } *uap = (struct a *)ttolwp(curthread)->lwp_ap;
4281
4282 socklen_t fromlen;
4283 struct sonode *so;
4284 char so_laddr[sizeof (struct sockaddr_in6)];
4285 char so_faddr[sizeof (struct sockaddr_in6)];
4286 int fd;
4287 short so_family, so_type;
4288 int add_sock_token = 0;
4289 socklen_t len;
4290 int err;
4291 struct file *fp;
4292 struct f_audit_data *fad; /* unix domain sockets */
4293 au_kcontext_t *kctx = GET_KCTX_PZ;
4294
4295 fd = (int)uap->fd;
4296
4297 /* bail if an error */
4298 if (error) {
4299 au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
4300 au_uwrite(au_to_arg32(3, "flags", (uint32_t)(uap->flags)));
4301 return;
4302 }
4303
4304 if ((so = getsonode(fd, &err, &fp)) == NULL) {
4305 /*
4306 * not security relevant if doing a recvmsg from non socket
4307 * so no extra tokens. Should probably turn off audit record
4308 * generation here.
4309 */
4310 return;
4311 }
4312
4313 so_family = so->so_family;
4314 so_type = so->so_type;
4315
4316 /*
4317 * only putout SOCKET_EX token if INET/INET6 family.
4318 * XXX - what do we do about other families?
4319 */
4320
4321 switch (so_family) {
4322 case AF_INET:
4323 case AF_INET6:
4324
4325 /*
4326 * if datagram type socket, then just use what is in
4327 * socket structure for local address.
4328 * XXX - what do we do for other types?
4329 */
4330 if ((so->so_type == SOCK_DGRAM) ||
4331 (so->so_type == SOCK_RAW)) {
4332 add_sock_token = 1;
4333
4334 /* get local address */
4335 len = sizeof (so_laddr);
4336 (void) socket_getsockname(so,
4337 (struct sockaddr *)so_laddr, &len, CRED());
4338
4339 /* get peer address */
4340 bzero((void *)so_faddr, sizeof (so_faddr));
4341
4342 /* sanity check */
4343 if (uap->from == 0)
4344 break;
4345
4346 /* sanity checks */
4347 if (uap->fromlen == 0)
4348 break;
4349
4350 if (copyin((caddr_t)(uap->fromlen), (caddr_t)&fromlen,
4351 sizeof (fromlen)) != 0)
4352 break;
4353
4354 if (fromlen == 0)
4355 break;
4356
4357 /* enforce maximum size */
4358 if (fromlen > sizeof (so_faddr))
4359 fromlen = sizeof (so_faddr);
4360
4361 if (copyin((caddr_t)(uap->from), so_faddr,
4362 fromlen) != 0)
4363 break;
4364
4365 } else if (so->so_type == SOCK_STREAM) {
4366
4367 /* get path from file struct here */
4368 fad = F2A(fp);
4369 ASSERT(fad);
4370
4371 /*
4372 * already processed this file for read attempt
4373 */
4374 if (fad->fad_flags & FAD_READ) {
4375 /* don't want to audit every recvfrom attempt */
4376 tad->tad_flag = 0;
4377 /* free any residual audit data */
4378 au_close(kctx, &(u_ad), 0, 0, 0, NULL);
4379 releasef(fd);
4380 return;
4381 }
4382 /*
4383 * mark things so we know what happened and don't
4384 * repeat things
4385 */
4386 fad->fad_flags |= FAD_READ;
4387
4388 bzero((void *)so_laddr, sizeof (so_laddr));
4389 bzero((void *)so_faddr, sizeof (so_faddr));
4390
4391 /* get local and foreign addresses */
4392 len = sizeof (so_laddr);
4393 (void) socket_getsockname(so,
4394 (struct sockaddr *)so_laddr, &len, CRED());
4395 len = sizeof (so_faddr);
4396 (void) socket_getpeername(so,
4397 (struct sockaddr *)so_faddr, &len, B_FALSE, CRED());
4398
4399 add_sock_token = 1;
4400 }
4401
4402 /* XXX - what about SOCK_RDM/SOCK_SEQPACKET ??? */
4403
4404 break;
4405
4406 case AF_UNIX:
4407 /*
4408 * first check if this is first time through. Too much
4409 * duplicate code to put this in an aui_ routine.
4410 */
4411
4412 /* get path from file struct here */
4413 fad = F2A(fp);
4414 ASSERT(fad);
4415
4416 /*
4417 * already processed this file for read attempt
4418 */
4419 if (fad->fad_flags & FAD_READ) {
4420 /* don't want to audit every recvfrom attempt */
4421 tad->tad_flag = 0;
4422 /* free any residual audit data */
4423 au_close(kctx, &(u_ad), 0, 0, 0, NULL);
4424 releasef(fd);
4425 return;
4426 }
4427 /*
4428 * mark things so we know what happened and don't
4429 * repeat things
4430 */
4431 fad->fad_flags |= FAD_READ;
4432
4433 if (fad->fad_aupath != NULL) {
4434 au_uwrite(au_to_path(fad->fad_aupath));
4435 } else {
4436 au_uwrite(au_to_arg32(1, "no path: fd", fd));
4437 }
4438
4439 audit_attributes(fp->f_vnode);
4440
4441 releasef(fd);
4442
4443 return;
4444
4445 default:
4446 break;
4447
4448 }
4449
4450 releasef(fd);
4451
4452 au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
4453
4454 if (add_sock_token == 0) {
4455 au_uwrite(au_to_arg32(1, "family", (uint32_t)so_family));
4456 au_uwrite(au_to_arg32(1, "type", (uint32_t)so_type));
4457 au_uwrite(au_to_arg32(3, "flags", (uint32_t)(uap->flags)));
4458 return;
4459 }
4460
4461 au_uwrite(au_to_arg32(3, "flags", (uint32_t)(uap->flags)));
4462
4463 au_uwrite(au_to_socket_ex(so_family, so_type, so_laddr, so_faddr));
4464 }
4465
4466 /*ARGSUSED*/
4467 static void
4468 auf_sendmsg(struct t_audit_data *tad, int error, rval_t *rval)
4469 {
4470 struct a {
4471 long fd;
4472 long msg; /* struct msghdr */
4473 long flags;
4474 } *uap = (struct a *)ttolwp(curthread)->lwp_ap;
4475
4476 struct sonode *so;
4477 char so_laddr[sizeof (struct sockaddr_in6)];
4478 char so_faddr[sizeof (struct sockaddr_in6)];
4479 int err;
4480 int fd;
4481 short so_family, so_type;
4482 int add_sock_token = 0;
4483 socklen_t len;
4484 struct file *fp;
4485 struct f_audit_data *fad;
4486 caddr_t msg_name;
4487 socklen_t msg_namelen;
4488 STRUCT_DECL(msghdr, msg);
4489 au_kcontext_t *kctx = GET_KCTX_PZ;
4490
4491 fd = (int)uap->fd;
4492
4493 /* bail if an error */
4494 if (error) {
4495 /* XXX include destination address from system call arguments */
4496 au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
4497 au_uwrite(au_to_arg32(3, "flags", (uint32_t)(uap->flags)));
4498 return;
4499 }
4500
4501 if ((so = getsonode(fd, &err, &fp)) == NULL) {
4502 /*
4503 * not security relevant if doing a sendmsg from non socket
4504 * so no extra tokens. Should probably turn off audit record
4505 * generation here.
4506 */
4507 return;
4508 }
4509
4510 so_family = so->so_family;
4511 so_type = so->so_type;
4512
4513 switch (so_family) {
4514 case AF_INET:
4515 case AF_INET6:
4516 /*
4517 * if datagram type socket, then just use what is in
4518 * socket structure for local address.
4519 * XXX - what do we do for other types?
4520 */
4521 if ((so->so_type == SOCK_DGRAM) ||
4522 (so->so_type == SOCK_RAW)) {
4523
4524 bzero((void *)so_laddr, sizeof (so_laddr));
4525 bzero((void *)so_faddr, sizeof (so_faddr));
4526
4527 /* get local address */
4528 len = sizeof (so_laddr);
4529 (void) socket_getsockname(so,
4530 (struct sockaddr *)so_laddr, &len, CRED());
4531
4532 /* get peer address */
4533 STRUCT_INIT(msg, get_udatamodel());
4534
4535 if (copyin((caddr_t)(uap->msg),
4536 (caddr_t)STRUCT_BUF(msg), STRUCT_SIZE(msg)) != 0) {
4537 break;
4538 }
4539 msg_name = (caddr_t)STRUCT_FGETP(msg, msg_name);
4540 if (msg_name == NULL)
4541 break;
4542
4543 msg_namelen = (socklen_t)STRUCT_FGET(msg, msg_namelen);
4544 /* length is value from recvmsg - sanity check */
4545 if (msg_namelen == 0)
4546 break;
4547
4548 if (copyin(msg_name, so_faddr,
4549 sizeof (so_faddr)) != 0)
4550 break;
4551
4552 add_sock_token = 1;
4553
4554 } else if (so->so_type == SOCK_STREAM) {
4555
4556 /* get path from file struct here */
4557 fad = F2A(fp);
4558 ASSERT(fad);
4559
4560 /*
4561 * already processed this file for write attempt
4562 */
4563 if (fad->fad_flags & FAD_WRITE) {
4564 releasef(fd);
4565 /* don't want to audit every sendmsg attempt */
4566 tad->tad_flag = 0;
4567 /* free any residual audit data */
4568 au_close(kctx, &(u_ad), 0, 0, 0, NULL);
4569 return;
4570 }
4571
4572 /*
4573 * mark things so we know what happened and don't
4574 * repeat things
4575 */
4576 fad->fad_flags |= FAD_WRITE;
4577
4578 bzero((void *)so_laddr, sizeof (so_laddr));
4579 bzero((void *)so_faddr, sizeof (so_faddr));
4580
4581 /* get local and foreign addresses */
4582 len = sizeof (so_laddr);
4583 (void) socket_getsockname(so,
4584 (struct sockaddr *)so_laddr, &len, CRED());
4585 len = sizeof (so_faddr);
4586 (void) socket_getpeername(so,
4587 (struct sockaddr *)so_faddr, &len, B_FALSE, CRED());
4588
4589 add_sock_token = 1;
4590 }
4591
4592 /* XXX - what about SOCK_RAW/SOCK_RDM/SOCK_SEQPACKET ??? */
4593
4594 break;
4595
4596 case AF_UNIX:
4597 /*
4598 * first check if this is first time through. Too much
4599 * duplicate code to put this in an aui_ routine.
4600 */
4601
4602 /* get path from file struct here */
4603 fad = F2A(fp);
4604 ASSERT(fad);
4605
4606 /*
4607 * already processed this file for write attempt
4608 */
4609 if (fad->fad_flags & FAD_WRITE) {
4610 releasef(fd);
4611 /* don't want to audit every sendmsg attempt */
4612 tad->tad_flag = 0;
4613 /* free any residual audit data */
4614 au_close(kctx, &(u_ad), 0, 0, 0, NULL);
4615 return;
4616 }
4617 /*
4618 * mark things so we know what happened and don't
4619 * repeat things
4620 */
4621 fad->fad_flags |= FAD_WRITE;
4622
4623 if (fad->fad_aupath != NULL) {
4624 au_uwrite(au_to_path(fad->fad_aupath));
4625 } else {
4626 au_uwrite(au_to_arg32(1, "no path: fd", fd));
4627 }
4628
4629 audit_attributes(fp->f_vnode);
4630
4631 releasef(fd);
4632
4633 return;
4634
4635 default:
4636 break;
4637 }
4638
4639 releasef(fd);
4640
4641 au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
4642
4643 if (add_sock_token == 0) {
4644 au_uwrite(au_to_arg32(1, "family", (uint32_t)so_family));
4645 au_uwrite(au_to_arg32(1, "type", (uint32_t)so_type));
4646 au_uwrite(au_to_arg32(3, "flags", (uint32_t)(uap->flags)));
4647 return;
4648 }
4649
4650 au_uwrite(au_to_arg32(3, "flags", (uint32_t)(uap->flags)));
4651
4652 au_uwrite(au_to_socket_ex(so_family, so_type, so_laddr, so_faddr));
4653 }
4654
4655 /*ARGSUSED*/
4656 static void
4657 auf_sendto(struct t_audit_data *tad, int error, rval_t *rval)
4658 {
4659 struct a {
4660 long fd;
4661 long msg; /* char */
4662 long len;
4663 long flags;
4664 long to; /* struct sockaddr */
4665 long tolen;
4666 } *uap = (struct a *)ttolwp(curthread)->lwp_ap;
4667
4668 struct sonode *so;
4669 char so_laddr[sizeof (struct sockaddr_in6)];
4670 char so_faddr[sizeof (struct sockaddr_in6)];
4671 socklen_t tolen;
4672 int err;
4673 int fd;
4674 socklen_t len;
4675 short so_family, so_type;
4676 int add_sock_token = 0;
4677 struct file *fp;
4678 struct f_audit_data *fad;
4679 au_kcontext_t *kctx = GET_KCTX_PZ;
4680
4681 fd = (int)uap->fd;
4682
4683 /* bail if an error */
4684 if (error) {
4685 au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
4686 au_uwrite(au_to_arg32(3, "flags", (uint32_t)(uap->flags)));
4687 /* XXX include destination address from system call arguments */
4688 return;
4689 }
4690
4691 if ((so = getsonode(fd, &err, &fp)) == NULL) {
4692 /*
4693 * not security relevant if doing a sendto using non socket
4694 * so no extra tokens. Should probably turn off audit record
4695 * generation here.
4696 */
4697 return;
4698 }
4699
4700 so_family = so->so_family;
4701 so_type = so->so_type;
4702
4703 /*
4704 * only putout SOCKET_EX token if INET/INET6 family.
4705 * XXX - what do we do about other families?
4706 */
4707
4708 switch (so_family) {
4709 case AF_INET:
4710 case AF_INET6:
4711
4712 /*
4713 * if datagram type socket, then just use what is in
4714 * socket structure for local address.
4715 * XXX - what do we do for other types?
4716 */
4717 if ((so->so_type == SOCK_DGRAM) ||
4718 (so->so_type == SOCK_RAW)) {
4719
4720 bzero((void *)so_laddr, sizeof (so_laddr));
4721 bzero((void *)so_faddr, sizeof (so_faddr));
4722
4723 /* get local address */
4724 len = sizeof (so_laddr);
4725 (void) socket_getsockname(so,
4726 (struct sockaddr *)so_laddr, &len, CRED());
4727
4728 /* get peer address */
4729
4730 /* sanity check */
4731 if (uap->to == 0)
4732 break;
4733
4734 /* sanity checks */
4735 if (uap->tolen == 0)
4736 break;
4737
4738 tolen = (socklen_t)uap->tolen;
4739
4740 /* enforce maximum size */
4741 if (tolen > sizeof (so_faddr))
4742 tolen = sizeof (so_faddr);
4743
4744 if (copyin((caddr_t)(uap->to), so_faddr, tolen) != 0)
4745 break;
4746
4747 add_sock_token = 1;
4748 } else {
4749 /*
4750 * check if this is first time through.
4751 */
4752
4753 /* get path from file struct here */
4754 fad = F2A(fp);
4755 ASSERT(fad);
4756
4757 /*
4758 * already processed this file for write attempt
4759 */
4760 if (fad->fad_flags & FAD_WRITE) {
4761 /* don't want to audit every sendto attempt */
4762 tad->tad_flag = 0;
4763 /* free any residual audit data */
4764 au_close(kctx, &(u_ad), 0, 0, 0, NULL);
4765 releasef(fd);
4766 return;
4767 }
4768 /*
4769 * mark things so we know what happened and don't
4770 * repeat things
4771 */
4772 fad->fad_flags |= FAD_WRITE;
4773
4774 bzero((void *)so_laddr, sizeof (so_laddr));
4775 bzero((void *)so_faddr, sizeof (so_faddr));
4776
4777 /* get local and foreign addresses */
4778 len = sizeof (so_laddr);
4779 (void) socket_getsockname(so,
4780 (struct sockaddr *)so_laddr, &len, CRED());
4781 len = sizeof (so_faddr);
4782 (void) socket_getpeername(so,
4783 (struct sockaddr *)so_faddr, &len, B_FALSE, CRED());
4784
4785 add_sock_token = 1;
4786 }
4787
4788 /* XXX - what about SOCK_RDM/SOCK_SEQPACKET ??? */
4789
4790 break;
4791
4792 case AF_UNIX:
4793 /*
4794 * first check if this is first time through. Too much
4795 * duplicate code to put this in an aui_ routine.
4796 */
4797
4798 /* get path from file struct here */
4799 fad = F2A(fp);
4800 ASSERT(fad);
4801
4802 /*
4803 * already processed this file for write attempt
4804 */
4805 if (fad->fad_flags & FAD_WRITE) {
4806 /* don't want to audit every sendto attempt */
4807 tad->tad_flag = 0;
4808 /* free any residual audit data */
4809 au_close(kctx, &(u_ad), 0, 0, 0, NULL);
4810 releasef(fd);
4811 return;
4812 }
4813 /*
4814 * mark things so we know what happened and don't
4815 * repeat things
4816 */
4817 fad->fad_flags |= FAD_WRITE;
4818
4819 if (fad->fad_aupath != NULL) {
4820 au_uwrite(au_to_path(fad->fad_aupath));
4821 } else {
4822 au_uwrite(au_to_arg32(1, "no path: fd", fd));
4823 }
4824
4825 audit_attributes(fp->f_vnode);
4826
4827 releasef(fd);
4828
4829 return;
4830
4831 default:
4832 break;
4833
4834 }
4835
4836 releasef(fd);
4837
4838 au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
4839
4840 if (add_sock_token == 0) {
4841 au_uwrite(au_to_arg32(1, "family", (uint32_t)so_family));
4842 au_uwrite(au_to_arg32(1, "type", (uint32_t)so_type));
4843 au_uwrite(au_to_arg32(3, "flags", (uint32_t)(uap->flags)));
4844 return;
4845 }
4846
4847 au_uwrite(au_to_arg32(3, "flags", (uint32_t)(uap->flags)));
4848
4849 au_uwrite(au_to_socket_ex(so_family, so_type, so_laddr, so_faddr));
4850
4851 }
4852
4853 /*
4854 * XXX socket(2) may be equivalent to open(2) on a unix domain
4855 * socket. This needs investigation.
4856 */
4857
4858 /*ARGSUSED*/
4859 static void
4860 aus_socket(struct t_audit_data *tad)
4861 {
4862 struct a {
4863 long domain;
4864 long type;
4865 long protocol;
4866 } *uap = (struct a *)ttolwp(curthread)->lwp_ap;
4867
4868 au_uwrite(au_to_arg32(1, "domain", (uint32_t)uap->domain));
4869 au_uwrite(au_to_arg32(2, "type", (uint32_t)uap->type));
4870 au_uwrite(au_to_arg32(3, "protocol", (uint32_t)uap->protocol));
4871 }
4872
4873 /*ARGSUSED*/
4874 static void
4875 aus_sigqueue(struct t_audit_data *tad)
4876 {
4877 struct a {
4878 long pid;
4879 long signo;
4880 long *val;
4881 } *uap = (struct a *)ttolwp(curthread)->lwp_ap;
4882 struct proc *p;
4883 uid_t uid, ruid;
4884 gid_t gid, rgid;
4885 pid_t pid;
4886 const auditinfo_addr_t *ainfo;
4887 cred_t *cr;
4888
4889 pid = (pid_t)uap->pid;
4890
4891 au_uwrite(au_to_arg32(2, "signal", (uint32_t)uap->signo));
4892 if (pid > 0) {
4893 mutex_enter(&pidlock);
4894 if ((p = prfind(pid)) == (struct proc *)0) {
4895 mutex_exit(&pidlock);
4896 return;
4897 }
4898 mutex_enter(&p->p_lock); /* so process doesn't go away */
4899 mutex_exit(&pidlock);
4900
4901 mutex_enter(&p->p_crlock);
4902 crhold(cr = p->p_cred);
4903 mutex_exit(&p->p_crlock);
4904 mutex_exit(&p->p_lock);
4905
4906 ainfo = crgetauinfo(cr);
4907 if (ainfo == NULL) {
4908 crfree(cr);
4909 return;
4910 }
4911
4912 uid = crgetuid(cr);
4913 gid = crgetgid(cr);
4914 ruid = crgetruid(cr);
4915 rgid = crgetrgid(cr);
4916 au_uwrite(au_to_process(uid, gid, ruid, rgid, pid,
4917 ainfo->ai_auid, ainfo->ai_asid, &ainfo->ai_termid));
4918 crfree(cr);
4919 }
4920 else
4921 au_uwrite(au_to_arg32(1, "process ID", (uint32_t)pid));
4922 }
4923
4924 /*ARGSUSED*/
4925 static void
4926 aus_inst_sync(struct t_audit_data *tad)
4927 {
4928 struct a {
4929 long name; /* char */
4930 long flags;
4931 } *uap = (struct a *)ttolwp(curthread)->lwp_ap;
4932
4933 au_uwrite(au_to_arg32(2, "flags", (uint32_t)uap->flags));
4934 }
4935
4936 /*ARGSUSED*/
4937 static void
4938 aus_brandsys(struct t_audit_data *tad)
4939 {
4940 klwp_t *clwp = ttolwp(curthread);
4941
4942 struct a {
4943 long cmd;
4944 long arg1;
4945 long arg2;
4946 long arg3;
4947 long arg4;
4948 long arg5;
4949 long arg6;
4950 } *uap = (struct a *)clwp->lwp_ap;
4951
4952 au_uwrite(au_to_arg32(1, "cmd", (uint_t)uap->cmd));
4953 #ifdef _LP64
4954 au_uwrite(au_to_arg64(2, "arg1", (uint64_t)uap->arg1));
4955 au_uwrite(au_to_arg64(3, "arg2", (uint64_t)uap->arg2));
4956 au_uwrite(au_to_arg64(4, "arg3", (uint64_t)uap->arg3));
4957 au_uwrite(au_to_arg64(5, "arg4", (uint64_t)uap->arg4));
4958 au_uwrite(au_to_arg64(6, "arg5", (uint64_t)uap->arg5));
4959 au_uwrite(au_to_arg64(7, "arg6", (uint64_t)uap->arg6));
4960 #else
4961 au_uwrite(au_to_arg32(2, "arg1", (uint32_t)uap->arg1));
4962 au_uwrite(au_to_arg32(3, "arg2", (uint32_t)uap->arg2));
4963 au_uwrite(au_to_arg32(4, "arg3", (uint32_t)uap->arg3));
4964 au_uwrite(au_to_arg32(5, "arg4", (uint32_t)uap->arg4));
4965 au_uwrite(au_to_arg32(6, "arg5", (uint32_t)uap->arg5));
4966 au_uwrite(au_to_arg32(7, "arg6", (uint32_t)uap->arg6));
4967 #endif
4968 }
4969
4970 /*ARGSUSED*/
4971 static void
4972 aus_p_online(struct t_audit_data *tad)
4973 {
4974 struct a {
4975 long processor_id;
4976 long flag;
4977 } *uap = (struct a *)ttolwp(curthread)->lwp_ap;
4978
4979 struct flags {
4980 int flag;
4981 char *cflag;
4982 } aflags[6] = {
4983 { P_ONLINE, "P_ONLINE"},
4984 { P_OFFLINE, "P_OFFLINE"},
4985 { P_NOINTR, "P_NOINTR"},
4986 { P_SPARE, "P_SPARE"},
4987 { P_FAULTED, "P_FAULTED"},
4988 { P_STATUS, "P_STATUS"}
4989 };
4990 int i;
4991 char *cflag;
4992
4993 au_uwrite(au_to_arg32(1, "processor ID", (uint32_t)uap->processor_id));
4994 au_uwrite(au_to_arg32(2, "flag", (uint32_t)uap->flag));
4995
4996 for (i = 0; i < 6; i++) {
4997 if (aflags[i].flag == uap->flag)
4998 break;
4999 }
5000 cflag = (i == 6) ? "bad flag":aflags[i].cflag;
5001
5002 au_uwrite(au_to_text(cflag));
5003 }
5004
5005 /*ARGSUSED*/
5006 static void
5007 aus_processor_bind(struct t_audit_data *tad)
5008 {
5009 struct a {
5010 long id_type;
5011 long id;
5012 long processor_id;
5013 long obind;
5014 } *uap = (struct a *)ttolwp(curthread)->lwp_ap;
5015
5016 struct proc *p;
5017 int lwpcnt;
5018 uid_t uid, ruid;
5019 gid_t gid, rgid;
5020 pid_t pid;
5021 const auditinfo_addr_t *ainfo;
5022 cred_t *cr;
5023
5024 au_uwrite(au_to_arg32(1, "ID type", (uint32_t)uap->id_type));
5025 au_uwrite(au_to_arg32(2, "ID", (uint32_t)uap->id));
5026 if (uap->processor_id == PBIND_NONE)
5027 au_uwrite(au_to_text("PBIND_NONE"));
5028 else
5029 au_uwrite(au_to_arg32(3, "processor_id",
5030 (uint32_t)uap->processor_id));
5031
5032 switch (uap->id_type) {
5033 case P_MYID:
5034 case P_LWPID:
5035 mutex_enter(&pidlock);
5036 p = ttoproc(curthread);
5037 if (p == NULL || p->p_as == &kas) {
5038 mutex_exit(&pidlock);
5039 return;
5040 }
5041 mutex_enter(&p->p_lock);
5042 mutex_exit(&pidlock);
5043 lwpcnt = p->p_lwpcnt;
5044 pid = p->p_pid;
5045
5046 mutex_enter(&p->p_crlock);
5047 crhold(cr = p->p_cred);
5048 mutex_exit(&p->p_crlock);
5049 mutex_exit(&p->p_lock);
5050
5051 ainfo = crgetauinfo(cr);
5052 if (ainfo == NULL) {
5053 crfree(cr);
5054 return;
5055 }
5056
5057 uid = crgetuid(cr);
5058 gid = crgetgid(cr);
5059 ruid = crgetruid(cr);
5060 rgid = crgetrgid(cr);
5061 au_uwrite(au_to_process(uid, gid, ruid, rgid, pid,
5062 ainfo->ai_auid, ainfo->ai_asid, &ainfo->ai_termid));
5063 crfree(cr);
5064 break;
5065 case P_PID:
5066 mutex_enter(&pidlock);
5067 p = prfind(uap->id);
5068 if (p == NULL || p->p_as == &kas) {
5069 mutex_exit(&pidlock);
5070 return;
5071 }
5072 mutex_enter(&p->p_lock);
5073 mutex_exit(&pidlock);
5074 lwpcnt = p->p_lwpcnt;
5075 pid = p->p_pid;
5076
5077 mutex_enter(&p->p_crlock);
5078 crhold(cr = p->p_cred);
5079 mutex_exit(&p->p_crlock);
5080 mutex_exit(&p->p_lock);
5081
5082 ainfo = crgetauinfo(cr);
5083 if (ainfo == NULL) {
5084 crfree(cr);
5085 return;
5086 }
5087
5088 uid = crgetuid(cr);
5089 gid = crgetgid(cr);
5090 ruid = crgetruid(cr);
5091 rgid = crgetrgid(cr);
5092 au_uwrite(au_to_process(uid, gid, ruid, rgid, pid,
5093 ainfo->ai_auid, ainfo->ai_asid, &ainfo->ai_termid));
5094 crfree(cr);
5095
5096 break;
5097 default:
5098 return;
5099 }
5100
5101 if (uap->processor_id == PBIND_NONE &&
5102 (!(uap->id_type == P_LWPID && lwpcnt > 1)))
5103 au_uwrite(au_to_text("PBIND_NONE for process"));
5104 else
5105 au_uwrite(au_to_arg32(3, "processor_id",
5106 (uint32_t)uap->processor_id));
5107 }
5108
5109 /*ARGSUSED*/
5110 static au_event_t
5111 aui_doorfs(au_event_t e)
5112 {
5113 uint32_t code;
5114
5115 struct a { /* doorfs */
5116 long a1;
5117 long a2;
5118 long a3;
5119 long a4;
5120 long a5;
5121 long code;
5122 } *uap = (struct a *)ttolwp(curthread)->lwp_ap;
5123
5124 /*
5125 * audit formats for several of the
5126 * door calls have not yet been determined
5127 */
5128 code = (uint32_t)uap->code;
5129 switch (code) {
5130 case DOOR_CALL:
5131 e = AUE_DOORFS_DOOR_CALL;
5132 break;
5133 case DOOR_RETURN:
5134 e = AUE_NULL;
5135 break;
5136 case DOOR_CREATE:
5137 e = AUE_DOORFS_DOOR_CREATE;
5138 break;
5139 case DOOR_REVOKE:
5140 e = AUE_DOORFS_DOOR_REVOKE;
5141 break;
5142 case DOOR_INFO:
5143 e = AUE_NULL;
5144 break;
5145 case DOOR_UCRED:
5146 e = AUE_NULL;
5147 break;
5148 case DOOR_BIND:
5149 e = AUE_NULL;
5150 break;
5151 case DOOR_UNBIND:
5152 e = AUE_NULL;
5153 break;
5154 case DOOR_GETPARAM:
5155 e = AUE_NULL;
5156 break;
5157 case DOOR_SETPARAM:
5158 e = AUE_NULL;
5159 break;
5160 default: /* illegal system call */
5161 e = AUE_NULL;
5162 break;
5163 }
5164
5165 return (e);
5166 }
5167
5168 static door_node_t *
5169 au_door_lookup(int did)
5170 {
5171 vnode_t *vp;
5172 file_t *fp;
5173
5174 if ((fp = getf(did)) == NULL)
5175 return (NULL);
5176 /*
5177 * Use the underlying vnode (we may be namefs mounted)
5178 */
5179 if (VOP_REALVP(fp->f_vnode, &vp, NULL))
5180 vp = fp->f_vnode;
5181
5182 if (vp == NULL || vp->v_type != VDOOR) {
5183 releasef(did);
5184 return (NULL);
5185 }
5186
5187 return (VTOD(vp));
5188 }
5189
5190 /*ARGSUSED*/
5191 static void
5192 aus_doorfs(struct t_audit_data *tad)
5193 {
5194
5195 struct a { /* doorfs */
5196 long a1;
5197 long a2;
5198 long a3;
5199 long a4;
5200 long a5;
5201 long code;
5202 } *uap = (struct a *)ttolwp(curthread)->lwp_ap;
5203
5204 door_node_t *dp;
5205 struct proc *p;
5206 uint32_t did;
5207 uid_t uid, ruid;
5208 gid_t gid, rgid;
5209 pid_t pid;
5210 const auditinfo_addr_t *ainfo;
5211 cred_t *cr;
5212
5213 did = (uint32_t)uap->a1;
5214
5215 switch (tad->tad_event) {
5216 case AUE_DOORFS_DOOR_CALL:
5217 au_uwrite(au_to_arg32(1, "door ID", (uint32_t)did));
5218 if ((dp = au_door_lookup(did)) == NULL)
5219 break;
5220
5221 if (DOOR_INVALID(dp)) {
5222 releasef(did);
5223 break;
5224 }
5225
5226 if ((p = dp->door_target) == NULL) {
5227 releasef(did);
5228 break;
5229 }
5230 mutex_enter(&p->p_lock);
5231 releasef(did);
5232
5233 pid = p->p_pid;
5234
5235 mutex_enter(&p->p_crlock);
5236 crhold(cr = p->p_cred);
5237 mutex_exit(&p->p_crlock);
5238 mutex_exit(&p->p_lock);
5239
5240 ainfo = crgetauinfo(cr);
5241 if (ainfo == NULL) {
5242 crfree(cr);
5243 return;
5244 }
5245 uid = crgetuid(cr);
5246 gid = crgetgid(cr);
5247 ruid = crgetruid(cr);
5248 rgid = crgetrgid(cr);
5249 au_uwrite(au_to_process(uid, gid, ruid, rgid, pid,
5250 ainfo->ai_auid, ainfo->ai_asid, &ainfo->ai_termid));
5251 crfree(cr);
5252 break;
5253 case AUE_DOORFS_DOOR_RETURN:
5254 /*
5255 * We may want to write information about
5256 * all doors (if any) which will be copied
5257 * by this call to the user space
5258 */
5259 break;
5260 case AUE_DOORFS_DOOR_CREATE:
5261 au_uwrite(au_to_arg32(3, "door attr", (uint32_t)uap->a3));
5262 break;
5263 case AUE_DOORFS_DOOR_REVOKE:
5264 au_uwrite(au_to_arg32(1, "door ID", (uint32_t)did));
5265 break;
5266 case AUE_DOORFS_DOOR_INFO:
5267 break;
5268 case AUE_DOORFS_DOOR_CRED:
5269 break;
5270 case AUE_DOORFS_DOOR_BIND:
5271 break;
5272 case AUE_DOORFS_DOOR_UNBIND: {
5273 break;
5274 }
5275 default: /* illegal system call */
5276 break;
5277 }
5278 }
5279
5280 /*ARGSUSED*/
5281 static au_event_t
5282 aui_acl(au_event_t e)
5283 {
5284 struct a {
5285 union {
5286 long name; /* char */
5287 long fd;
5288 } obj;
5289
5290 long cmd;
5291 long nentries;
5292 long arg; /* aclent_t */
5293 } *uap = (struct a *)ttolwp(curthread)->lwp_ap;
5294
5295 switch (uap->cmd) {
5296 case SETACL:
5297 case ACE_SETACL:
5298 /*
5299 * acl(SETACL/ACE_SETACL, ...) and facl(SETACL/ACE_SETACL, ...)
5300 * are expected.
5301 */
5302 break;
5303 case GETACL:
5304 case GETACLCNT:
5305 case ACE_GETACL:
5306 case ACE_GETACLCNT:
5307 /* do nothing for these four values. */
5308 e = AUE_NULL;
5309 break;
5310 default:
5311 /* illegal system call */
5312 break;
5313 }
5314
5315 return (e);
5316 }
5317
5318 static void
5319 au_acl(int cmd, int nentries, caddr_t bufp)
5320 {
5321 size_t a_size;
5322 aclent_t *aclbufp;
5323 ace_t *acebufp;
5324 int i;
5325
5326 switch (cmd) {
5327 case GETACL:
5328 case GETACLCNT:
5329 break;
5330 case SETACL:
5331 if (nentries < 3)
5332 break;
5333
5334 a_size = nentries * sizeof (aclent_t);
5335
5336 if ((aclbufp = kmem_alloc(a_size, KM_SLEEP)) == NULL)
5337 break;
5338 if (copyin(bufp, aclbufp, a_size)) {
5339 kmem_free(aclbufp, a_size);
5340 break;
5341 }
5342 for (i = 0; i < nentries; i++) {
5343 au_uwrite(au_to_acl(aclbufp + i));
5344 }
5345 kmem_free(aclbufp, a_size);
5346 break;
5347
5348 case ACE_SETACL:
5349 if (nentries < 1 || nentries > MAX_ACL_ENTRIES)
5350 break;
5351
5352 a_size = nentries * sizeof (ace_t);
5353 if ((acebufp = kmem_alloc(a_size, KM_SLEEP)) == NULL)
5354 break;
5355 if (copyin(bufp, acebufp, a_size)) {
5356 kmem_free(acebufp, a_size);
5357 break;
5358 }
5359 for (i = 0; i < nentries; i++) {
5360 au_uwrite(au_to_ace(acebufp + i));
5361 }
5362 kmem_free(acebufp, a_size);
5363 break;
5364 default:
5365 break;
5366 }
5367 }
5368
5369 /*ARGSUSED*/
5370 static void
5371 aus_acl(struct t_audit_data *tad)
5372 {
5373 struct a {
5374 long fname;
5375 long cmd;
5376 long nentries;
5377 long aclbufp;
5378 } *uap = (struct a *)ttolwp(curthread)->lwp_ap;
5379
5380 au_uwrite(au_to_arg32(2, "cmd", (uint32_t)uap->cmd));
5381 au_uwrite(au_to_arg32(3, "nentries", (uint32_t)uap->nentries));
5382
5383 au_acl(uap->cmd, uap->nentries, (caddr_t)uap->aclbufp);
5384 }
5385
5386 /*ARGSUSED*/
5387 static void
5388 aus_facl(struct t_audit_data *tad)
5389 {
5390 struct a {
5391 long fd;
5392 long cmd;
5393 long nentries;
5394 long aclbufp;
5395 } *uap = (struct a *)ttolwp(curthread)->lwp_ap;
5396 struct file *fp;
5397 struct vnode *vp;
5398 struct f_audit_data *fad;
5399 int fd;
5400
5401 au_uwrite(au_to_arg32(2, "cmd", (uint32_t)uap->cmd));
5402 au_uwrite(au_to_arg32(3, "nentries", (uint32_t)uap->nentries));
5403
5404 fd = (int)uap->fd;
5405
5406 if ((fp = getf(fd)) == NULL)
5407 return;
5408
5409 /* get path from file struct here */
5410 fad = F2A(fp);
5411 if (fad->fad_aupath != NULL) {
5412 au_uwrite(au_to_path(fad->fad_aupath));
5413 } else {
5414 au_uwrite(au_to_arg32(1, "no path: fd", (uint32_t)fd));
5415 }
5416
5417 vp = fp->f_vnode;
5418 audit_attributes(vp);
5419
5420 /* decrement file descriptor reference count */
5421 releasef(fd);
5422
5423 au_acl(uap->cmd, uap->nentries, (caddr_t)uap->aclbufp);
5424 }
5425
5426 /*ARGSUSED*/
5427 static void
5428 auf_read(struct t_audit_data *tad, int error, rval_t *rval)
5429 {
5430 struct file *fp;
5431 struct f_audit_data *fad;
5432 int fd;
5433 register struct a {
5434 long fd;
5435 } *uap = (struct a *)ttolwp(curthread)->lwp_ap;
5436 au_kcontext_t *kctx = GET_KCTX_PZ;
5437
5438 fd = (int)uap->fd;
5439
5440 /*
5441 * convert file pointer to file descriptor
5442 * Note: fd ref count incremented here.
5443 */
5444 if ((fp = getf(fd)) == NULL)
5445 return;
5446
5447 /* get path from file struct here */
5448 fad = F2A(fp);
5449 ASSERT(fad);
5450
5451 /*
5452 * already processed this file for read attempt
5453 *
5454 * XXX might be better to turn off auditing in a aui_read() routine.
5455 */
5456 if (fad->fad_flags & FAD_READ) {
5457 /* don't really want to audit every read attempt */
5458 tad->tad_flag = 0;
5459 /* free any residual audit data */
5460 au_close(kctx, &(u_ad), 0, 0, 0, NULL);
5461 releasef(fd);
5462 return;
5463 }
5464 /* mark things so we know what happened and don't repeat things */
5465 fad->fad_flags |= FAD_READ;
5466
5467 if (fad->fad_aupath != NULL) {
5468 au_uwrite(au_to_path(fad->fad_aupath));
5469 } else {
5470 au_uwrite(au_to_arg32(1, "no path: fd", (uint32_t)fd));
5471 }
5472
5473 /* include attributes */
5474 audit_attributes(fp->f_vnode);
5475
5476 /* decrement file descriptor reference count */
5477 releasef(fd);
5478 }
5479
5480 /*ARGSUSED*/
5481 static void
5482 auf_write(struct t_audit_data *tad, int error, rval_t *rval)
5483 {
5484 struct file *fp;
5485 struct f_audit_data *fad;
5486 int fd;
5487 register struct a {
5488 long fd;
5489 } *uap = (struct a *)ttolwp(curthread)->lwp_ap;
5490 au_kcontext_t *kctx = GET_KCTX_PZ;
5491
5492 fd = (int)uap->fd;
5493
5494 /*
5495 * convert file pointer to file descriptor
5496 * Note: fd ref count incremented here.
5497 */
5498 if ((fp = getf(fd)) == NULL)
5499 return;
5500
5501 /* get path from file struct here */
5502 fad = F2A(fp);
5503 ASSERT(fad);
5504
5505 /*
5506 * already processed this file for write attempt
5507 *
5508 * XXX might be better to turn off auditing in a aus_write() routine.
5509 */
5510 if (fad->fad_flags & FAD_WRITE) {
5511 /* don't really want to audit every write attempt */
5512 tad->tad_flag = 0;
5513 /* free any residual audit data */
5514 au_close(kctx, &(u_ad), 0, 0, 0, NULL);
5515 releasef(fd);
5516 return;
5517 }
5518 /* mark things so we know what happened and don't repeat things */
5519 fad->fad_flags |= FAD_WRITE;
5520
5521 if (fad->fad_aupath != NULL) {
5522 au_uwrite(au_to_path(fad->fad_aupath));
5523 } else {
5524 au_uwrite(au_to_arg32(1, "no path: fd", (uint32_t)fd));
5525 }
5526
5527 /* include attributes */
5528 audit_attributes(fp->f_vnode);
5529
5530 /* decrement file descriptor reference count */
5531 releasef(fd);
5532 }
5533
5534 /*ARGSUSED*/
5535 static void
5536 auf_recv(struct t_audit_data *tad, int error, rval_t *rval)
5537 {
5538 struct sonode *so;
5539 char so_laddr[sizeof (struct sockaddr_in6)];
5540 char so_faddr[sizeof (struct sockaddr_in6)];
5541 struct file *fp;
5542 struct f_audit_data *fad;
5543 int fd;
5544 int err;
5545 socklen_t len;
5546 short so_family, so_type;
5547 register struct a {
5548 long fd;
5549 } *uap = (struct a *)ttolwp(curthread)->lwp_ap;
5550 au_kcontext_t *kctx = GET_KCTX_PZ;
5551
5552 /*
5553 * If there was an error, then nothing to do. Only generate
5554 * audit record on first successful recv.
5555 */
5556 if (error) {
5557 /* Turn off audit record generation here. */
5558 tad->tad_flag = 0;
5559 /* free any residual audit data */
5560 au_close(kctx, &(u_ad), 0, 0, 0, NULL);
5561 return;
5562 }
5563
5564 fd = (int)uap->fd;
5565
5566 if ((so = getsonode(fd, &err, &fp)) == NULL) {
5567 /* Turn off audit record generation here. */
5568 tad->tad_flag = 0;
5569 /* free any residual audit data */
5570 au_close(kctx, &(u_ad), 0, 0, 0, NULL);
5571 return;
5572 }
5573
5574 /* get path from file struct here */
5575 fad = F2A(fp);
5576 ASSERT(fad);
5577
5578 /*
5579 * already processed this file for read attempt
5580 */
5581 if (fad->fad_flags & FAD_READ) {
5582 releasef(fd);
5583 /* don't really want to audit every recv call */
5584 tad->tad_flag = 0;
5585 /* free any residual audit data */
5586 au_close(kctx, &(u_ad), 0, 0, 0, NULL);
5587 return;
5588 }
5589
5590 /* mark things so we know what happened and don't repeat things */
5591 fad->fad_flags |= FAD_READ;
5592
5593 so_family = so->so_family;
5594 so_type = so->so_type;
5595
5596 switch (so_family) {
5597 case AF_INET:
5598 case AF_INET6:
5599 /*
5600 * Only for connections.
5601 * XXX - do we need to worry about SOCK_DGRAM or other types???
5602 */
5603 if (so->so_state & SS_ISBOUND) {
5604
5605 bzero((void *)so_laddr, sizeof (so_laddr));
5606 bzero((void *)so_faddr, sizeof (so_faddr));
5607
5608 /* get local and foreign addresses */
5609 len = sizeof (so_laddr);
5610 (void) socket_getsockname(so,
5611 (struct sockaddr *)so_laddr, &len, CRED());
5612 len = sizeof (so_faddr);
5613 (void) socket_getpeername(so,
5614 (struct sockaddr *)so_faddr, &len, B_FALSE, CRED());
5615
5616 /*
5617 * only way to drop out of switch. Note that we
5618 * we release fd below.
5619 */
5620
5621 break;
5622 }
5623
5624 releasef(fd);
5625
5626 /* don't really want to audit every recv call */
5627 tad->tad_flag = 0;
5628 /* free any residual audit data */
5629 au_close(kctx, &(u_ad), 0, 0, 0, NULL);
5630
5631 return;
5632
5633 case AF_UNIX:
5634
5635 if (fad->fad_aupath != NULL) {
5636 au_uwrite(au_to_path(fad->fad_aupath));
5637 } else {
5638 au_uwrite(au_to_arg32(1, "no path: fd", fd));
5639 }
5640
5641 audit_attributes(fp->f_vnode);
5642
5643 releasef(fd);
5644
5645 return;
5646
5647 default:
5648 releasef(fd);
5649
5650 au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
5651 au_uwrite(au_to_arg32(1, "family", (uint32_t)so_family));
5652 au_uwrite(au_to_arg32(1, "type", (uint32_t)so_type));
5653
5654 return;
5655 }
5656
5657 releasef(fd);
5658
5659 au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
5660
5661 au_uwrite(au_to_socket_ex(so_family, so_type, so_laddr, so_faddr));
5662
5663 }
5664
5665 /*ARGSUSED*/
5666 static void
5667 auf_send(struct t_audit_data *tad, int error, rval_t *rval)
5668 {
5669 struct sonode *so;
5670 char so_laddr[sizeof (struct sockaddr_in6)];
5671 char so_faddr[sizeof (struct sockaddr_in6)];
5672 struct file *fp;
5673 struct f_audit_data *fad;
5674 int fd;
5675 int err;
5676 socklen_t len;
5677 short so_family, so_type;
5678 register struct a {
5679 long fd;
5680 } *uap = (struct a *)ttolwp(curthread)->lwp_ap;
5681 au_kcontext_t *kctx = GET_KCTX_PZ;
5682
5683 fd = (int)uap->fd;
5684
5685 /*
5686 * If there was an error, then nothing to do. Only generate
5687 * audit record on first successful send.
5688 */
5689 if (error != 0) {
5690 /* Turn off audit record generation here. */
5691 tad->tad_flag = 0;
5692 /* free any residual audit data */
5693 au_close(kctx, &(u_ad), 0, 0, 0, NULL);
5694 return;
5695 }
5696
5697 fd = (int)uap->fd;
5698
5699 if ((so = getsonode(fd, &err, &fp)) == NULL) {
5700 /* Turn off audit record generation here. */
5701 tad->tad_flag = 0;
5702 /* free any residual audit data */
5703 au_close(kctx, &(u_ad), 0, 0, 0, NULL);
5704 return;
5705 }
5706
5707 /* get path from file struct here */
5708 fad = F2A(fp);
5709 ASSERT(fad);
5710
5711 /*
5712 * already processed this file for write attempt
5713 */
5714 if (fad->fad_flags & FAD_WRITE) {
5715 releasef(fd);
5716 /* don't really want to audit every send call */
5717 tad->tad_flag = 0;
5718 /* free any residual audit data */
5719 au_close(kctx, &(u_ad), 0, 0, 0, NULL);
5720 return;
5721 }
5722
5723 /* mark things so we know what happened and don't repeat things */
5724 fad->fad_flags |= FAD_WRITE;
5725
5726 so_family = so->so_family;
5727 so_type = so->so_type;
5728
5729 switch (so_family) {
5730 case AF_INET:
5731 case AF_INET6:
5732 /*
5733 * Only for connections.
5734 * XXX - do we need to worry about SOCK_DGRAM or other types???
5735 */
5736 if (so->so_state & SS_ISBOUND) {
5737
5738 bzero((void *)so_laddr, sizeof (so_laddr));
5739 bzero((void *)so_faddr, sizeof (so_faddr));
5740
5741 /* get local and foreign addresses */
5742 len = sizeof (so_laddr);
5743 (void) socket_getsockname(so,
5744 (struct sockaddr *)so_laddr, &len, CRED());
5745 len = sizeof (so_faddr);
5746 (void) socket_getpeername(so,
5747 (struct sockaddr *)so_faddr, &len, B_FALSE, CRED());
5748
5749 /*
5750 * only way to drop out of switch. Note that we
5751 * we release fd below.
5752 */
5753
5754 break;
5755 }
5756
5757 releasef(fd);
5758 /* don't really want to audit every send call */
5759 tad->tad_flag = 0;
5760 /* free any residual audit data */
5761 au_close(kctx, &(u_ad), 0, 0, 0, NULL);
5762
5763 return;
5764
5765 case AF_UNIX:
5766
5767 if (fad->fad_aupath != NULL) {
5768 au_uwrite(au_to_path(fad->fad_aupath));
5769 } else {
5770 au_uwrite(au_to_arg32(1, "no path: fd", fd));
5771 }
5772
5773 audit_attributes(fp->f_vnode);
5774
5775 releasef(fd);
5776
5777 return;
5778
5779 default:
5780 releasef(fd);
5781
5782 au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
5783 au_uwrite(au_to_arg32(1, "family", (uint32_t)so_family));
5784 au_uwrite(au_to_arg32(1, "type", (uint32_t)so_type));
5785
5786 return;
5787 }
5788
5789 releasef(fd);
5790
5791 au_uwrite(au_to_arg32(1, "so", (uint32_t)fd));
5792
5793 au_uwrite(au_to_socket_ex(so_family, so_type, so_laddr, so_faddr));
5794 }
5795
5796 static au_event_t
5797 aui_forksys(au_event_t e)
5798 {
5799 struct a {
5800 long subcode;
5801 long flags;
5802 } *uap = (struct a *)ttolwp(curthread)->lwp_ap;
5803
5804 switch ((uint_t)uap->subcode) {
5805 case 0:
5806 e = AUE_FORK1;
5807 break;
5808 case 1:
5809 e = AUE_FORKALL;
5810 break;
5811 case 2:
5812 e = AUE_VFORK;
5813 break;
5814 default:
5815 e = AUE_NULL;
5816 break;
5817 }
5818
5819 return (e);
5820 }
5821
5822 /*ARGSUSED*/
5823 static au_event_t
5824 aui_portfs(au_event_t e)
5825 {
5826 struct a { /* portfs */
5827 long a1;
5828 long a2;
5829 long a3;
5830 } *uap = (struct a *)ttolwp(curthread)->lwp_ap;
5831
5832 /*
5833 * check opcode
5834 */
5835 switch (((uint_t)uap->a1) & PORT_CODE_MASK) {
5836 case PORT_ASSOCIATE:
5837 /* check source */
5838 if (((uint_t)uap->a3 == PORT_SOURCE_FILE) ||
5839 ((uint_t)uap->a3 == PORT_SOURCE_FD)) {
5840 e = AUE_PORTFS_ASSOCIATE;
5841 } else {
5842 e = AUE_NULL;
5843 }
5844 break;
5845 case PORT_DISSOCIATE:
5846 /* check source */
5847 if (((uint_t)uap->a3 == PORT_SOURCE_FILE) ||
5848 ((uint_t)uap->a3 == PORT_SOURCE_FD)) {
5849 e = AUE_PORTFS_DISSOCIATE;
5850 } else {
5851 e = AUE_NULL;
5852 }
5853 break;
5854 default:
5855 e = AUE_NULL;
5856 }
5857 return (e);
5858 }