1 /* 2 * Copyright (c) 1999-2005 Apple Computer, Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of 14 * its contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR 21 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 25 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 26 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 27 * POSSIBILITY OF SUCH DAMAGE. 28 */ 29 30 #include <sys/cdefs.h> 31 __FBSDID("$FreeBSD$"); 32 33 #include <sys/param.h> 34 #include <sys/vnode.h> 35 #include <sys/ipc.h> 36 #include <sys/lock.h> 37 #include <sys/malloc.h> 38 #include <sys/mutex.h> 39 #include <sys/socket.h> 40 #include <sys/extattr.h> 41 #include <sys/fcntl.h> 42 #include <sys/user.h> 43 #include <sys/systm.h> 44 45 #include <bsm/audit.h> 46 #include <bsm/audit_internal.h> 47 #include <bsm/audit_record.h> 48 #include <bsm/audit_kevents.h> 49 50 #include <security/audit/audit.h> 51 #include <security/audit/audit_private.h> 52 53 #include <netinet/in_systm.h> 54 #include <netinet/in.h> 55 #include <netinet/ip.h> 56 57 MALLOC_DEFINE(M_AUDITBSM, "audit_bsm", "Audit BSM data"); 58 59 static void audit_sys_auditon(struct audit_record *ar, 60 struct au_record *rec); 61 62 /* 63 * Initialize the BSM auditing subsystem. 64 */ 65 void 66 kau_init(void) 67 { 68 69 au_evclassmap_init(); 70 } 71 72 /* 73 * This call reserves memory for the audit record. Memory must be guaranteed 74 * before any auditable event can be generated. The au_record structure 75 * maintains a reference to the memory allocated above and also the list of 76 * tokens associated with this record 77 */ 78 static struct au_record * 79 kau_open(void) 80 { 81 struct au_record *rec; 82 83 rec = malloc(sizeof(*rec), M_AUDITBSM, M_WAITOK); 84 rec->data = NULL; 85 TAILQ_INIT(&rec->token_q); 86 rec->len = 0; 87 rec->used = 1; 88 89 return (rec); 90 } 91 92 /* 93 * Store the token with the record descriptor. 94 */ 95 static void 96 kau_write(struct au_record *rec, struct au_token *tok) 97 { 98 99 KASSERT(tok != NULL, ("kau_write: tok == NULL")); 100 101 TAILQ_INSERT_TAIL(&rec->token_q, tok, tokens); 102 rec->len += tok->len; 103 } 104 105 /* 106 * Close out the audit record by adding the header token, identifying any 107 * missing tokens. Write out the tokens to the record memory. 108 */ 109 static void 110 kau_close(struct au_record *rec, struct timespec *ctime, short event) 111 { 112 u_char *dptr; 113 size_t tot_rec_size; 114 token_t *cur, *hdr, *trail; 115 struct timeval tm; 116 117 tot_rec_size = rec->len + AUDIT_HEADER_SIZE + AUDIT_TRAILER_SIZE; 118 rec->data = malloc(tot_rec_size, M_AUDITBSM, M_WAITOK | M_ZERO); 119 120 tm.tv_usec = ctime->tv_nsec / 1000; 121 tm.tv_sec = ctime->tv_sec; 122 hdr = au_to_header32_tm(tot_rec_size, event, 0, tm); 123 TAILQ_INSERT_HEAD(&rec->token_q, hdr, tokens); 124 125 trail = au_to_trailer(tot_rec_size); 126 TAILQ_INSERT_TAIL(&rec->token_q, trail, tokens); 127 128 rec->len = tot_rec_size; 129 dptr = rec->data; 130 TAILQ_FOREACH(cur, &rec->token_q, tokens) { 131 memcpy(dptr, cur->t_data, cur->len); 132 dptr += cur->len; 133 } 134 } 135 136 /* 137 * Free a BSM audit record by releasing all the tokens and clearing the audit 138 * record information. 139 */ 140 void 141 kau_free(struct au_record *rec) 142 { 143 struct au_token *tok; 144 145 /* Free the token list. */ 146 while ((tok = TAILQ_FIRST(&rec->token_q))) { 147 TAILQ_REMOVE(&rec->token_q, tok, tokens); 148 free(tok->t_data, M_AUDITBSM); 149 free(tok, M_AUDITBSM); 150 } 151 152 rec->used = 0; 153 rec->len = 0; 154 free(rec->data, M_AUDITBSM); 155 free(rec, M_AUDITBSM); 156 } 157 158 /* 159 * XXX: May want turn some (or all) of these macros into functions in order 160 * to reduce the generated code sized. 161 * 162 * XXXAUDIT: These macros assume that 'kar', 'ar', 'rec', and 'tok' in the 163 * caller are OK with this. 164 */ 165 #define UPATH1_TOKENS do { \ 166 if (ARG_IS_VALID(kar, ARG_UPATH1)) { \ 167 tok = au_to_path(ar->ar_arg_upath1); \ 168 kau_write(rec, tok); \ 169 } \ 170 } while (0) 171 172 #define UPATH2_TOKENS do { \ 173 if (ARG_IS_VALID(kar, ARG_UPATH2)) { \ 174 tok = au_to_path(ar->ar_arg_upath2); \ 175 kau_write(rec, tok); \ 176 } \ 177 } while (0) 178 179 #define VNODE1_TOKENS do { \ 180 if (ARG_IS_VALID(kar, ARG_VNODE1)) { \ 181 tok = au_to_attr32(&ar->ar_arg_vnode1); \ 182 kau_write(rec, tok); \ 183 } \ 184 } while (0) 185 186 #define UPATH1_VNODE1_TOKENS do { \ 187 if (ARG_IS_VALID(kar, ARG_UPATH1)) { \ 188 UPATH1_TOKENS; \ 189 } \ 190 if (ARG_IS_VALID(kar, ARG_VNODE1)) { \ 191 tok = au_to_attr32(&ar->ar_arg_vnode1); \ 192 kau_write(rec, tok); \ 193 } \ 194 } while (0) 195 196 #define VNODE2_TOKENS do { \ 197 if (ARG_IS_VALID(kar, ARG_VNODE2)) { \ 198 tok = au_to_attr32(&ar->ar_arg_vnode2); \ 199 kau_write(rec, tok); \ 200 } \ 201 } while (0) 202 203 #define FD_VNODE1_TOKENS do { \ 204 if (ARG_IS_VALID(kar, ARG_VNODE1)) { \ 205 if (ARG_IS_VALID(kar, ARG_FD)) { \ 206 tok = au_to_arg32(1, "fd", ar->ar_arg_fd); \ 207 kau_write(rec, tok); \ 208 } \ 209 tok = au_to_attr32(&ar->ar_arg_vnode1); \ 210 kau_write(rec, tok); \ 211 } else { \ 212 if (ARG_IS_VALID(kar, ARG_FD)) { \ 213 tok = au_to_arg32(1, "non-file: fd", \ 214 ar->ar_arg_fd); \ 215 kau_write(rec, tok); \ 216 } \ 217 } \ 218 } while (0) 219 220 #define PROCESS_PID_TOKENS(argn) do { \ 221 if ((ar->ar_arg_pid > 0) /* Reference a single process */ \ 222 && (ARG_IS_VALID(kar, ARG_PROCESS))) { \ 223 tok = au_to_process32_ex(ar->ar_arg_auid, \ 224 ar->ar_arg_euid, ar->ar_arg_egid, \ 225 ar->ar_arg_ruid, ar->ar_arg_rgid, \ 226 ar->ar_arg_pid, ar->ar_arg_asid, \ 227 &ar->ar_arg_termid_addr); \ 228 kau_write(rec, tok); \ 229 } else if (ARG_IS_VALID(kar, ARG_PID)) { \ 230 tok = au_to_arg32(argn, "process", ar->ar_arg_pid); \ 231 kau_write(rec, tok); \ 232 } \ 233 } while (0) \ 234 235 #define EXTATTR_TOKENS do { \ 236 if (ARG_IS_VALID(kar, ARG_VALUE)) { \ 237 switch (ar->ar_arg_value) { \ 238 case EXTATTR_NAMESPACE_USER: \ 239 tok = au_to_text(EXTATTR_NAMESPACE_USER_STRING);\ 240 break; \ 241 case EXTATTR_NAMESPACE_SYSTEM: \ 242 tok = au_to_text(EXTATTR_NAMESPACE_SYSTEM_STRING);\ 243 break; \ 244 default: \ 245 tok = au_to_arg32(3, "attrnamespace", \ 246 ar->ar_arg_value); \ 247 break; \ 248 } \ 249 kau_write(rec, tok); \ 250 } \ 251 /* attrname is in the text field */ \ 252 if (ARG_IS_VALID(kar, ARG_TEXT)) { \ 253 tok = au_to_text(ar->ar_arg_text); \ 254 kau_write(rec, tok); \ 255 } \ 256 } while (0) 257 258 /* 259 * Implement auditing for the auditon() system call. The audit tokens that 260 * are generated depend on the command that was sent into the auditon() 261 * system call. 262 */ 263 static void 264 audit_sys_auditon(struct audit_record *ar, struct au_record *rec) 265 { 266 struct au_token *tok; 267 268 switch (ar->ar_arg_cmd) { 269 case A_SETPOLICY: 270 if (sizeof(ar->ar_arg_auditon.au_flags) > 4) 271 tok = au_to_arg64(1, "policy", 272 ar->ar_arg_auditon.au_flags); 273 else 274 tok = au_to_arg32(1, "policy", 275 ar->ar_arg_auditon.au_flags); 276 kau_write(rec, tok); 277 break; 278 279 case A_SETKMASK: 280 tok = au_to_arg32(2, "setkmask:as_success", 281 ar->ar_arg_auditon.au_mask.am_success); 282 kau_write(rec, tok); 283 tok = au_to_arg32(2, "setkmask:as_failure", 284 ar->ar_arg_auditon.au_mask.am_failure); 285 kau_write(rec, tok); 286 break; 287 288 case A_SETQCTRL: 289 tok = au_to_arg32(3, "setqctrl:aq_hiwater", 290 ar->ar_arg_auditon.au_qctrl.aq_hiwater); 291 kau_write(rec, tok); 292 tok = au_to_arg32(3, "setqctrl:aq_lowater", 293 ar->ar_arg_auditon.au_qctrl.aq_lowater); 294 kau_write(rec, tok); 295 tok = au_to_arg32(3, "setqctrl:aq_bufsz", 296 ar->ar_arg_auditon.au_qctrl.aq_bufsz); 297 kau_write(rec, tok); 298 tok = au_to_arg32(3, "setqctrl:aq_delay", 299 ar->ar_arg_auditon.au_qctrl.aq_delay); 300 kau_write(rec, tok); 301 tok = au_to_arg32(3, "setqctrl:aq_minfree", 302 ar->ar_arg_auditon.au_qctrl.aq_minfree); 303 kau_write(rec, tok); 304 break; 305 306 case A_SETUMASK: 307 tok = au_to_arg32(3, "setumask:as_success", 308 ar->ar_arg_auditon.au_auinfo.ai_mask.am_success); 309 kau_write(rec, tok); 310 tok = au_to_arg32(3, "setumask:as_failure", 311 ar->ar_arg_auditon.au_auinfo.ai_mask.am_failure); 312 kau_write(rec, tok); 313 break; 314 315 case A_SETSMASK: 316 tok = au_to_arg32(3, "setsmask:as_success", 317 ar->ar_arg_auditon.au_auinfo.ai_mask.am_success); 318 kau_write(rec, tok); 319 tok = au_to_arg32(3, "setsmask:as_failure", 320 ar->ar_arg_auditon.au_auinfo.ai_mask.am_failure); 321 kau_write(rec, tok); 322 break; 323 324 case A_SETCOND: 325 if (sizeof(ar->ar_arg_auditon.au_cond) > 4) 326 tok = au_to_arg64(3, "setcond", 327 ar->ar_arg_auditon.au_cond); 328 else 329 tok = au_to_arg32(3, "setcond", 330 ar->ar_arg_auditon.au_cond); 331 kau_write(rec, tok); 332 break; 333 334 case A_SETCLASS: 335 tok = au_to_arg32(2, "setclass:ec_event", 336 ar->ar_arg_auditon.au_evclass.ec_number); 337 kau_write(rec, tok); 338 tok = au_to_arg32(3, "setclass:ec_class", 339 ar->ar_arg_auditon.au_evclass.ec_class); 340 kau_write(rec, tok); 341 break; 342 343 case A_SETPMASK: 344 tok = au_to_arg32(2, "setpmask:as_success", 345 ar->ar_arg_auditon.au_aupinfo.ap_mask.am_success); 346 kau_write(rec, tok); 347 tok = au_to_arg32(2, "setpmask:as_failure", 348 ar->ar_arg_auditon.au_aupinfo.ap_mask.am_failure); 349 kau_write(rec, tok); 350 break; 351 352 case A_SETFSIZE: 353 tok = au_to_arg32(2, "setfsize:filesize", 354 ar->ar_arg_auditon.au_fstat.af_filesz); 355 kau_write(rec, tok); 356 break; 357 358 default: 359 break; 360 } 361 } 362 363 /* 364 * Convert an internal kernel audit record to a BSM record and return a 365 * success/failure indicator. The BSM record is passed as an out parameter to 366 * this function. 367 * 368 * Return conditions: 369 * BSM_SUCCESS: The BSM record is valid 370 * BSM_FAILURE: Failure; the BSM record is NULL. 371 * BSM_NOAUDIT: The event is not auditable for BSM; the BSM record is NULL. 372 */ 373 int 374 kaudit_to_bsm(struct kaudit_record *kar, struct au_record **pau) 375 { 376 struct au_token *tok, *subj_tok; 377 struct au_record *rec; 378 au_tid_t tid; 379 struct audit_record *ar; 380 int ctr; 381 382 KASSERT(kar != NULL, ("kaudit_to_bsm: kar == NULL")); 383 384 *pau = NULL; 385 ar = &kar->k_ar; 386 rec = kau_open(); 387 388 /* Create the subject token */ 389 switch (ar->ar_subj_term_addr.at_type) { 390 case AU_IPv4: 391 tid.port = ar->ar_subj_term_addr.at_port; 392 tid.machine = ar->ar_subj_term_addr.at_addr[0]; 393 subj_tok = au_to_subject32(ar->ar_subj_auid, /* audit ID */ 394 ar->ar_subj_cred.cr_uid, /* eff uid */ 395 ar->ar_subj_egid, /* eff group id */ 396 ar->ar_subj_ruid, /* real uid */ 397 ar->ar_subj_rgid, /* real group id */ 398 ar->ar_subj_pid, /* process id */ 399 ar->ar_subj_asid, /* session ID */ 400 &tid); 401 break; 402 case AU_IPv6: 403 subj_tok = au_to_subject32_ex(ar->ar_subj_auid, 404 ar->ar_subj_cred.cr_uid, 405 ar->ar_subj_egid, 406 ar->ar_subj_ruid, 407 ar->ar_subj_rgid, 408 ar->ar_subj_pid, 409 ar->ar_subj_asid, 410 &ar->ar_subj_term_addr); 411 break; 412 default: 413 bzero(&tid, sizeof(tid)); 414 subj_tok = au_to_subject32(ar->ar_subj_auid, 415 ar->ar_subj_cred.cr_uid, 416 ar->ar_subj_egid, 417 ar->ar_subj_ruid, 418 ar->ar_subj_rgid, 419 ar->ar_subj_pid, 420 ar->ar_subj_asid, 421 &tid); 422 } 423 424 /* 425 * The logic inside each case fills in the tokens required for the 426 * event, except for the header, trailer, and return tokens. The 427 * header and trailer tokens are added by the kau_close() function. 428 * The return token is added outside of the switch statement. 429 */ 430 switch(ar->ar_event) { 431 case AUE_ACCEPT: 432 case AUE_BIND: 433 case AUE_LISTEN: 434 case AUE_CONNECT: 435 case AUE_RECV: 436 case AUE_RECVFROM: 437 case AUE_RECVMSG: 438 case AUE_SEND: 439 case AUE_SENDFILE: 440 case AUE_SENDMSG: 441 case AUE_SENDTO: 442 /* 443 * Socket-related events. 444 */ 445 if (ARG_IS_VALID(kar, ARG_FD)) { 446 tok = au_to_arg32(1, "fd", ar->ar_arg_fd); 447 kau_write(rec, tok); 448 } 449 if (ARG_IS_VALID(kar, ARG_SADDRINET)) { 450 tok = au_to_sock_inet((struct sockaddr_in *) 451 &ar->ar_arg_sockaddr); 452 kau_write(rec, tok); 453 } 454 if (ARG_IS_VALID(kar, ARG_SADDRUNIX)) { 455 tok = au_to_sock_unix((struct sockaddr_un *) 456 &ar->ar_arg_sockaddr); 457 kau_write(rec, tok); 458 UPATH1_TOKENS; 459 } 460 /* XXX Need to handle ARG_SADDRINET6 */ 461 break; 462 463 case AUE_SOCKET: 464 case AUE_SOCKETPAIR: 465 if (ARG_IS_VALID(kar, ARG_SOCKINFO)) { 466 tok = au_to_arg32(1,"domain", 467 ar->ar_arg_sockinfo.so_domain); 468 kau_write(rec, tok); 469 tok = au_to_arg32(2,"type", 470 ar->ar_arg_sockinfo.so_type); 471 kau_write(rec, tok); 472 tok = au_to_arg32(3,"protocol", 473 ar->ar_arg_sockinfo.so_protocol); 474 kau_write(rec, tok); 475 } 476 break; 477 478 case AUE_SETSOCKOPT: 479 case AUE_SHUTDOWN: 480 if (ARG_IS_VALID(kar, ARG_FD)) { 481 tok = au_to_arg32(1, "fd", ar->ar_arg_fd); 482 kau_write(rec, tok); 483 } 484 break; 485 486 case AUE_ACCT: 487 if (ARG_IS_VALID(kar, ARG_UPATH1)) { 488 UPATH1_VNODE1_TOKENS; 489 } else { 490 tok = au_to_arg32(1, "accounting off", 0); 491 kau_write(rec, tok); 492 } 493 break; 494 495 case AUE_SETAUID: 496 if (ARG_IS_VALID(kar, ARG_AUID)) { 497 tok = au_to_arg32(2, "setauid", ar->ar_arg_auid); 498 kau_write(rec, tok); 499 } 500 break; 501 502 case AUE_SETAUDIT: 503 if (ARG_IS_VALID(kar, ARG_AUID) && 504 ARG_IS_VALID(kar, ARG_ASID) && 505 ARG_IS_VALID(kar, ARG_AMASK) && 506 ARG_IS_VALID(kar, ARG_TERMID)) { 507 tok = au_to_arg32(1, "setaudit:auid", 508 ar->ar_arg_auid); 509 kau_write(rec, tok); 510 tok = au_to_arg32(1, "setaudit:port", 511 ar->ar_arg_termid.port); 512 kau_write(rec, tok); 513 tok = au_to_arg32(1, "setaudit:machine", 514 ar->ar_arg_termid.machine); 515 kau_write(rec, tok); 516 tok = au_to_arg32(1, "setaudit:as_success", 517 ar->ar_arg_amask.am_success); 518 kau_write(rec, tok); 519 tok = au_to_arg32(1, "setaudit:as_failure", 520 ar->ar_arg_amask.am_failure); 521 kau_write(rec, tok); 522 tok = au_to_arg32(1, "setaudit:asid", 523 ar->ar_arg_asid); 524 kau_write(rec, tok); 525 } 526 break; 527 528 case AUE_SETAUDIT_ADDR: 529 if (ARG_IS_VALID(kar, ARG_AUID) && 530 ARG_IS_VALID(kar, ARG_ASID) && 531 ARG_IS_VALID(kar, ARG_AMASK) && 532 ARG_IS_VALID(kar, ARG_TERMID_ADDR)) { 533 tok = au_to_arg32(1, "setaudit_addr:auid", 534 ar->ar_arg_auid); 535 kau_write(rec, tok); 536 tok = au_to_arg32(1, "setaudit_addr:as_success", 537 ar->ar_arg_amask.am_success); 538 kau_write(rec, tok); 539 tok = au_to_arg32(1, "setaudit_addr:as_failure", 540 ar->ar_arg_amask.am_failure); 541 kau_write(rec, tok); 542 tok = au_to_arg32(1, "setaudit_addr:asid", 543 ar->ar_arg_asid); 544 kau_write(rec, tok); 545 tok = au_to_arg32(1, "setaudit_addr:type", 546 ar->ar_arg_termid_addr.at_type); 547 kau_write(rec, tok); 548 tok = au_to_arg32(1, "setaudit_addr:port", 549 ar->ar_arg_termid_addr.at_port); 550 kau_write(rec, tok); 551 if (ar->ar_arg_termid_addr.at_type == AU_IPv6) 552 tok = au_to_in_addr_ex((struct in6_addr *) 553 &ar->ar_arg_termid_addr.at_addr[0]); 554 if (ar->ar_arg_termid_addr.at_type == AU_IPv4) 555 tok = au_to_in_addr((struct in_addr *) 556 &ar->ar_arg_termid_addr.at_addr[0]); 557 kau_write(rec, tok); 558 } 559 break; 560 561 case AUE_AUDITON: 562 /* 563 * For AUDITON commands without own event, audit the cmd. 564 */ 565 if (ARG_IS_VALID(kar, ARG_CMD)) { 566 tok = au_to_arg32(1, "cmd", ar->ar_arg_cmd); 567 kau_write(rec, tok); 568 } 569 /* fall thru */ 570 571 case AUE_AUDITON_GETCAR: 572 case AUE_AUDITON_GETCLASS: 573 case AUE_AUDITON_GETCOND: 574 case AUE_AUDITON_GETCWD: 575 case AUE_AUDITON_GETKMASK: 576 case AUE_AUDITON_GETSTAT: 577 case AUE_AUDITON_GPOLICY: 578 case AUE_AUDITON_GQCTRL: 579 case AUE_AUDITON_SETCLASS: 580 case AUE_AUDITON_SETCOND: 581 case AUE_AUDITON_SETKMASK: 582 case AUE_AUDITON_SETSMASK: 583 case AUE_AUDITON_SETSTAT: 584 case AUE_AUDITON_SETUMASK: 585 case AUE_AUDITON_SPOLICY: 586 case AUE_AUDITON_SQCTRL: 587 if (ARG_IS_VALID(kar, ARG_AUDITON)) 588 audit_sys_auditon(ar, rec); 589 break; 590 591 case AUE_AUDITCTL: 592 UPATH1_VNODE1_TOKENS; 593 break; 594 595 case AUE_EXIT: 596 if (ARG_IS_VALID(kar, ARG_EXIT)) { 597 tok = au_to_exit(ar->ar_arg_exitretval, 598 ar->ar_arg_exitstatus); 599 kau_write(rec, tok); 600 } 601 break; 602 603 case AUE_ADJTIME: 604 case AUE_CLOCK_SETTIME: 605 case AUE_AUDIT: 606 case AUE_DUP2: 607 case AUE_GETAUDIT: 608 case AUE_GETAUDIT_ADDR: 609 case AUE_GETAUID: 610 case AUE_GETCWD: 611 case AUE_GETFSSTAT: 612 case AUE_GETRESUID: 613 case AUE_GETRESGID: 614 case AUE_KQUEUE: 615 case AUE_LSEEK: 616 case AUE_MODLOAD: 617 case AUE_MODUNLOAD: 618 case AUE_MSGSYS: 619 case AUE_NFS_SVC: 620 case AUE_NTP_ADJTIME: 621 case AUE_PIPE: 622 case AUE_PROFILE: 623 case AUE_RTPRIO: 624 case AUE_SEMSYS: 625 case AUE_SHMSYS: 626 case AUE_SETPGRP: 627 case AUE_SETRLIMIT: 628 case AUE_SETSID: 629 case AUE_SETTIMEOFDAY: 630 case AUE_SYSARCH: 631 632 /* 633 * Header, subject, and return tokens added at end. 634 */ 635 break; 636 637 case AUE_MKFIFO: 638 if (ARG_IS_VALID(kar, ARG_MODE)) { 639 tok = au_to_arg32(2, "mode", ar->ar_arg_mode); 640 kau_write(rec, tok); 641 } 642 /* fall through */ 643 case AUE_ACCESS: 644 case AUE_CHDIR: 645 case AUE_CHROOT: 646 case AUE_EACCESS: 647 case AUE_GETATTRLIST: 648 case AUE_JAIL: 649 case AUE_LUTIMES: 650 case AUE_NFS_GETFH: 651 case AUE_LSTAT: 652 case AUE_PATHCONF: 653 case AUE_READLINK: 654 case AUE_REVOKE: 655 case AUE_RMDIR: 656 case AUE_SEARCHFS: 657 case AUE_SETATTRLIST: 658 case AUE_STAT: 659 case AUE_STATFS: 660 case AUE_SWAPON: 661 case AUE_SWAPOFF: 662 case AUE_TRUNCATE: 663 case AUE_UNDELETE: 664 case AUE_UNLINK: 665 case AUE_UTIMES: 666 UPATH1_VNODE1_TOKENS; 667 break; 668 669 case AUE_FHSTATFS: 670 case AUE_FHOPEN: 671 case AUE_FHSTAT: 672 /* XXXRW: Need to audit vnode argument. */ 673 break; 674 675 case AUE_CHFLAGS: 676 case AUE_LCHFLAGS: 677 if (ARG_IS_VALID(kar, ARG_FFLAGS)) { 678 tok = au_to_arg32(2, "flags", ar->ar_arg_fflags); 679 kau_write(rec, tok); 680 } 681 UPATH1_VNODE1_TOKENS; 682 break; 683 684 case AUE_CHMOD: 685 case AUE_LCHMOD: 686 if (ARG_IS_VALID(kar, ARG_MODE)) { 687 tok = au_to_arg32(2, "new file mode", 688 ar->ar_arg_mode); 689 kau_write(rec, tok); 690 } 691 UPATH1_VNODE1_TOKENS; 692 break; 693 694 case AUE_CHOWN: 695 case AUE_LCHOWN: 696 if (ARG_IS_VALID(kar, ARG_UID)) { 697 tok = au_to_arg32(2, "new file uid", ar->ar_arg_uid); 698 kau_write(rec, tok); 699 } 700 if (ARG_IS_VALID(kar, ARG_GID)) { 701 tok = au_to_arg32(3, "new file gid", ar->ar_arg_gid); 702 kau_write(rec, tok); 703 } 704 UPATH1_VNODE1_TOKENS; 705 break; 706 707 case AUE_EXCHANGEDATA: 708 UPATH1_VNODE1_TOKENS; 709 UPATH2_TOKENS; 710 break; 711 712 case AUE_CLOSE: 713 if (ARG_IS_VALID(kar, ARG_FD)) { 714 tok = au_to_arg32(2, "fd", ar->ar_arg_fd); 715 kau_write(rec, tok); 716 } 717 UPATH1_VNODE1_TOKENS; 718 break; 719 720 case AUE_CORE: 721 if (ARG_IS_VALID(kar, ARG_SIGNUM)) { 722 tok = au_to_arg32(0, "signal", ar->ar_arg_signum); 723 kau_write(rec, tok); 724 } 725 UPATH1_VNODE1_TOKENS; 726 break; 727 728 case AUE_EXTATTRCTL: 729 UPATH1_VNODE1_TOKENS; 730 if (ARG_IS_VALID(kar, ARG_CMD)) { 731 tok = au_to_arg32(2, "cmd", ar->ar_arg_cmd); 732 kau_write(rec, tok); 733 } 734 /* extattrctl(2) filename parameter is in upath2/vnode2 */ 735 UPATH2_TOKENS; 736 VNODE2_TOKENS; 737 EXTATTR_TOKENS; 738 break; 739 740 case AUE_EXTATTR_GET_FILE: 741 case AUE_EXTATTR_SET_FILE: 742 case AUE_EXTATTR_LIST_FILE: 743 case AUE_EXTATTR_DELETE_FILE: 744 case AUE_EXTATTR_GET_LINK: 745 case AUE_EXTATTR_SET_LINK: 746 case AUE_EXTATTR_LIST_LINK: 747 case AUE_EXTATTR_DELETE_LINK: 748 UPATH1_VNODE1_TOKENS; 749 EXTATTR_TOKENS; 750 break; 751 752 case AUE_EXTATTR_GET_FD: 753 case AUE_EXTATTR_SET_FD: 754 case AUE_EXTATTR_LIST_FD: 755 case AUE_EXTATTR_DELETE_FD: 756 if (ARG_IS_VALID(kar, ARG_FD)) { 757 tok = au_to_arg32(2, "fd", ar->ar_arg_fd); 758 kau_write(rec, tok); 759 } 760 EXTATTR_TOKENS; 761 break; 762 763 case AUE_EXECVE: 764 if (ARG_IS_VALID(kar, ARG_ARGV)) { 765 tok = au_to_exec_args(ar->ar_arg_argv, 766 ar->ar_arg_argc); 767 kau_write(rec, tok); 768 } 769 if (ARG_IS_VALID(kar, ARG_ENVV)) { 770 tok = au_to_exec_env(ar->ar_arg_envv, 771 ar->ar_arg_envc); 772 kau_write(rec, tok); 773 } 774 UPATH1_VNODE1_TOKENS; 775 break; 776 777 case AUE_FCHMOD: 778 if (ARG_IS_VALID(kar, ARG_MODE)) { 779 tok = au_to_arg32(2, "new file mode", 780 ar->ar_arg_mode); 781 kau_write(rec, tok); 782 } 783 FD_VNODE1_TOKENS; 784 break; 785 786 /* 787 * XXXRW: Some of these need to handle non-vnode cases as well. 788 */ 789 case AUE_FCHDIR: 790 case AUE_FPATHCONF: 791 case AUE_FSTAT: 792 case AUE_FSTATFS: 793 case AUE_FSYNC: 794 case AUE_FTRUNCATE: 795 case AUE_FUTIMES: 796 case AUE_GETDIRENTRIES: 797 case AUE_GETDIRENTRIESATTR: 798 case AUE_POLL: 799 case AUE_READ: 800 case AUE_READV: 801 case AUE_WRITE: 802 case AUE_WRITEV: 803 FD_VNODE1_TOKENS; 804 break; 805 806 case AUE_FCHOWN: 807 if (ARG_IS_VALID(kar, ARG_UID)) { 808 tok = au_to_arg32(2, "new file uid", ar->ar_arg_uid); 809 kau_write(rec, tok); 810 } 811 if (ARG_IS_VALID(kar, ARG_GID)) { 812 tok = au_to_arg32(3, "new file gid", ar->ar_arg_gid); 813 kau_write(rec, tok); 814 } 815 FD_VNODE1_TOKENS; 816 break; 817 818 case AUE_FCNTL: 819 if (ar->ar_arg_cmd == F_GETLK || ar->ar_arg_cmd == F_SETLK || 820 ar->ar_arg_cmd == F_SETLKW) { 821 if (ARG_IS_VALID(kar, ARG_CMD)) { 822 tok = au_to_arg32(2, "cmd", ar->ar_arg_cmd); 823 kau_write(rec, tok); 824 } 825 FD_VNODE1_TOKENS; 826 } 827 break; 828 829 case AUE_FCHFLAGS: 830 if (ARG_IS_VALID(kar, ARG_FFLAGS)) { 831 tok = au_to_arg32(2, "flags", ar->ar_arg_fflags); 832 kau_write(rec, tok); 833 } 834 FD_VNODE1_TOKENS; 835 break; 836 837 case AUE_FLOCK: 838 if (ARG_IS_VALID(kar, ARG_CMD)) { 839 tok = au_to_arg32(2, "operation", ar->ar_arg_cmd); 840 kau_write(rec, tok); 841 } 842 FD_VNODE1_TOKENS; 843 break; 844 845 case AUE_RFORK: 846 if (ARG_IS_VALID(kar, ARG_FFLAGS)) { 847 tok = au_to_arg32(1, "flags", ar->ar_arg_fflags); 848 kau_write(rec, tok); 849 } 850 /* fall through */ 851 case AUE_FORK: 852 case AUE_VFORK: 853 if (ARG_IS_VALID(kar, ARG_PID)) { 854 tok = au_to_arg32(0, "child PID", ar->ar_arg_pid); 855 kau_write(rec, tok); 856 } 857 break; 858 859 case AUE_IOCTL: 860 if (ARG_IS_VALID(kar, ARG_CMD)) { 861 tok = au_to_arg32(2, "cmd", ar->ar_arg_cmd); 862 kau_write(rec, tok); 863 } 864 if (ARG_IS_VALID(kar, ARG_ADDR)) { 865 tok = au_to_arg32(1, "arg", 866 (u_int32_t)(uintptr_t)ar->ar_arg_addr); 867 kau_write(rec, tok); 868 } 869 if (ARG_IS_VALID(kar, ARG_VNODE1)) 870 FD_VNODE1_TOKENS; 871 else { 872 if (ARG_IS_VALID(kar, ARG_SOCKINFO)) { 873 tok = kau_to_socket(&ar->ar_arg_sockinfo); 874 kau_write(rec, tok); 875 } else { 876 if (ARG_IS_VALID(kar, ARG_FD)) { 877 tok = au_to_arg32(1, "fd", 878 ar->ar_arg_fd); 879 kau_write(rec, tok); 880 } 881 } 882 } 883 break; 884 885 case AUE_KILL: 886 case AUE_KILLPG: 887 if (ARG_IS_VALID(kar, ARG_SIGNUM)) { 888 tok = au_to_arg32(2, "signal", ar->ar_arg_signum); 889 kau_write(rec, tok); 890 } 891 PROCESS_PID_TOKENS(1); 892 break; 893 894 case AUE_KTRACE: 895 if (ARG_IS_VALID(kar, ARG_CMD)) { 896 tok = au_to_arg32(2, "ops", ar->ar_arg_cmd); 897 kau_write(rec, tok); 898 } 899 if (ARG_IS_VALID(kar, ARG_VALUE)) { 900 tok = au_to_arg32(3, "trpoints", ar->ar_arg_value); 901 kau_write(rec, tok); 902 } 903 PROCESS_PID_TOKENS(4); 904 UPATH1_VNODE1_TOKENS; 905 break; 906 907 case AUE_LINK: 908 case AUE_RENAME: 909 UPATH1_VNODE1_TOKENS; 910 UPATH2_TOKENS; 911 break; 912 913 case AUE_LOADSHFILE: 914 if (ARG_IS_VALID(kar, ARG_ADDR)) { 915 tok = au_to_arg32(4, "base addr", 916 (u_int32_t)(uintptr_t)ar->ar_arg_addr); 917 kau_write(rec, tok); 918 } 919 UPATH1_VNODE1_TOKENS; 920 break; 921 922 case AUE_MKDIR: 923 if (ARG_IS_VALID(kar, ARG_MODE)) { 924 tok = au_to_arg32(2, "mode", ar->ar_arg_mode); 925 kau_write(rec, tok); 926 } 927 UPATH1_VNODE1_TOKENS; 928 break; 929 930 case AUE_MKNOD: 931 if (ARG_IS_VALID(kar, ARG_MODE)) { 932 tok = au_to_arg32(2, "mode", ar->ar_arg_mode); 933 kau_write(rec, tok); 934 } 935 if (ARG_IS_VALID(kar, ARG_DEV)) { 936 tok = au_to_arg32(3, "dev", ar->ar_arg_dev); 937 kau_write(rec, tok); 938 } 939 UPATH1_VNODE1_TOKENS; 940 break; 941 942 case AUE_MMAP: 943 case AUE_MUNMAP: 944 case AUE_MPROTECT: 945 case AUE_MLOCK: 946 case AUE_MUNLOCK: 947 case AUE_MINHERIT: 948 if (ARG_IS_VALID(kar, ARG_ADDR)) { 949 tok = au_to_arg32(1, "addr", 950 (u_int32_t)(uintptr_t)ar->ar_arg_addr); 951 kau_write(rec, tok); 952 } 953 if (ARG_IS_VALID(kar, ARG_LEN)) { 954 tok = au_to_arg32(2, "len", ar->ar_arg_len); 955 kau_write(rec, tok); 956 } 957 if (ar->ar_event == AUE_MMAP) 958 FD_VNODE1_TOKENS; 959 if (ar->ar_event == AUE_MPROTECT) { 960 if (ARG_IS_VALID(kar, ARG_VALUE)) { 961 tok = au_to_arg32(3, "protection", 962 ar->ar_arg_value); 963 kau_write(rec, tok); 964 } 965 } 966 if (ar->ar_event == AUE_MINHERIT) { 967 if (ARG_IS_VALID(kar, ARG_VALUE)) { 968 tok = au_to_arg32(3, "inherit", 969 ar->ar_arg_value); 970 kau_write(rec, tok); 971 } 972 } 973 break; 974 975 case AUE_MOUNT: 976 case AUE_NMOUNT: 977 /* XXX Need to handle NFS mounts */ 978 if (ARG_IS_VALID(kar, ARG_FFLAGS)) { 979 tok = au_to_arg32(3, "flags", ar->ar_arg_fflags); 980 kau_write(rec, tok); 981 } 982 if (ARG_IS_VALID(kar, ARG_TEXT)) { 983 tok = au_to_text(ar->ar_arg_text); 984 kau_write(rec, tok); 985 } 986 /* fall through */ 987 988 case AUE_UMOUNT: 989 UPATH1_VNODE1_TOKENS; 990 break; 991 992 case AUE_MSGCTL: 993 ar->ar_event = audit_msgctl_to_event(ar->ar_arg_svipc_cmd); 994 /* Fall through */ 995 996 case AUE_MSGRCV: 997 case AUE_MSGSND: 998 tok = au_to_arg32(1, "msg ID", ar->ar_arg_svipc_id); 999 kau_write(rec, tok); 1000 if (ar->ar_errno != EINVAL) { 1001 tok = au_to_ipc(AT_IPC_MSG, ar->ar_arg_svipc_id); 1002 kau_write(rec, tok); 1003 } 1004 break; 1005 1006 case AUE_MSGGET: 1007 if (ar->ar_errno == 0) { 1008 if (ARG_IS_VALID(kar, ARG_SVIPC_ID)) { 1009 tok = au_to_ipc(AT_IPC_MSG, 1010 ar->ar_arg_svipc_id); 1011 kau_write(rec, tok); 1012 } 1013 } 1014 break; 1015 1016 case AUE_RESETSHFILE: 1017 if (ARG_IS_VALID(kar, ARG_ADDR)) { 1018 tok = au_to_arg32(1, "base addr", 1019 (u_int32_t)(uintptr_t)ar->ar_arg_addr); 1020 kau_write(rec, tok); 1021 } 1022 break; 1023 1024 case AUE_OPEN_RC: 1025 case AUE_OPEN_RTC: 1026 case AUE_OPEN_RWC: 1027 case AUE_OPEN_RWTC: 1028 case AUE_OPEN_WC: 1029 case AUE_OPEN_WTC: 1030 case AUE_CREAT: 1031 if (ARG_IS_VALID(kar, ARG_MODE)) { 1032 tok = au_to_arg32(3, "mode", ar->ar_arg_mode); 1033 kau_write(rec, tok); 1034 } 1035 /* fall through */ 1036 1037 case AUE_OPEN_R: 1038 case AUE_OPEN_RT: 1039 case AUE_OPEN_RW: 1040 case AUE_OPEN_RWT: 1041 case AUE_OPEN_W: 1042 case AUE_OPEN_WT: 1043 if (ARG_IS_VALID(kar, ARG_FFLAGS)) { 1044 tok = au_to_arg32(2, "flags", ar->ar_arg_fflags); 1045 kau_write(rec, tok); 1046 } 1047 UPATH1_VNODE1_TOKENS; 1048 break; 1049 1050 case AUE_PTRACE: 1051 if (ARG_IS_VALID(kar, ARG_CMD)) { 1052 tok = au_to_arg32(1, "request", ar->ar_arg_cmd); 1053 kau_write(rec, tok); 1054 } 1055 if (ARG_IS_VALID(kar, ARG_ADDR)) { 1056 tok = au_to_arg32(3, "addr", 1057 (u_int32_t)(uintptr_t)ar->ar_arg_addr); 1058 kau_write(rec, tok); 1059 } 1060 if (ARG_IS_VALID(kar, ARG_VALUE)) { 1061 tok = au_to_arg32(4, "data", ar->ar_arg_value); 1062 kau_write(rec, tok); 1063 } 1064 PROCESS_PID_TOKENS(2); 1065 break; 1066 1067 case AUE_QUOTACTL: 1068 if (ARG_IS_VALID(kar, ARG_CMD)) { 1069 tok = au_to_arg32(2, "command", ar->ar_arg_cmd); 1070 kau_write(rec, tok); 1071 } 1072 if (ARG_IS_VALID(kar, ARG_UID)) { 1073 tok = au_to_arg32(3, "uid", ar->ar_arg_uid); 1074 kau_write(rec, tok); 1075 } 1076 UPATH1_VNODE1_TOKENS; 1077 break; 1078 1079 case AUE_REBOOT: 1080 if (ARG_IS_VALID(kar, ARG_CMD)) { 1081 tok = au_to_arg32(1, "howto", ar->ar_arg_cmd); 1082 kau_write(rec, tok); 1083 } 1084 break; 1085 1086 case AUE_SEMCTL: 1087 ar->ar_event = audit_semctl_to_event(ar->ar_arg_svipc_cmd); 1088 /* Fall through */ 1089 1090 case AUE_SEMOP: 1091 if (ARG_IS_VALID(kar, ARG_SVIPC_ID)) { 1092 tok = au_to_arg32(1, "sem ID", ar->ar_arg_svipc_id); 1093 kau_write(rec, tok); 1094 if (ar->ar_errno != EINVAL) { 1095 tok = au_to_ipc(AT_IPC_SEM, 1096 ar->ar_arg_svipc_id); 1097 kau_write(rec, tok); 1098 } 1099 } 1100 break; 1101 1102 case AUE_SEMGET: 1103 if (ar->ar_errno == 0) { 1104 if (ARG_IS_VALID(kar, ARG_SVIPC_ID)) { 1105 tok = au_to_ipc(AT_IPC_SEM, 1106 ar->ar_arg_svipc_id); 1107 kau_write(rec, tok); 1108 } 1109 } 1110 break; 1111 1112 case AUE_SETEGID: 1113 if (ARG_IS_VALID(kar, ARG_EGID)) { 1114 tok = au_to_arg32(1, "gid", ar->ar_arg_egid); 1115 kau_write(rec, tok); 1116 } 1117 break; 1118 1119 case AUE_SETEUID: 1120 if (ARG_IS_VALID(kar, ARG_EUID)) { 1121 tok = au_to_arg32(1, "uid", ar->ar_arg_euid); 1122 kau_write(rec, tok); 1123 } 1124 break; 1125 1126 case AUE_SETREGID: 1127 if (ARG_IS_VALID(kar, ARG_RGID)) { 1128 tok = au_to_arg32(1, "rgid", ar->ar_arg_rgid); 1129 kau_write(rec, tok); 1130 } 1131 if (ARG_IS_VALID(kar, ARG_EGID)) { 1132 tok = au_to_arg32(2, "egid", ar->ar_arg_egid); 1133 kau_write(rec, tok); 1134 } 1135 break; 1136 1137 case AUE_SETREUID: 1138 if (ARG_IS_VALID(kar, ARG_RUID)) { 1139 tok = au_to_arg32(1, "ruid", ar->ar_arg_ruid); 1140 kau_write(rec, tok); 1141 } 1142 if (ARG_IS_VALID(kar, ARG_EUID)) { 1143 tok = au_to_arg32(2, "euid", ar->ar_arg_euid); 1144 kau_write(rec, tok); 1145 } 1146 break; 1147 1148 case AUE_SETRESGID: 1149 if (ARG_IS_VALID(kar, ARG_RGID)) { 1150 tok = au_to_arg32(1, "rgid", ar->ar_arg_rgid); 1151 kau_write(rec, tok); 1152 } 1153 if (ARG_IS_VALID(kar, ARG_EGID)) { 1154 tok = au_to_arg32(2, "egid", ar->ar_arg_egid); 1155 kau_write(rec, tok); 1156 } 1157 if (ARG_IS_VALID(kar, ARG_SGID)) { 1158 tok = au_to_arg32(3, "sgid", ar->ar_arg_sgid); 1159 kau_write(rec, tok); 1160 } 1161 break; 1162 1163 case AUE_SETRESUID: 1164 if (ARG_IS_VALID(kar, ARG_RUID)) { 1165 tok = au_to_arg32(1, "ruid", ar->ar_arg_ruid); 1166 kau_write(rec, tok); 1167 } 1168 if (ARG_IS_VALID(kar, ARG_EUID)) { 1169 tok = au_to_arg32(2, "euid", ar->ar_arg_euid); 1170 kau_write(rec, tok); 1171 } 1172 if (ARG_IS_VALID(kar, ARG_SUID)) { 1173 tok = au_to_arg32(3, "suid", ar->ar_arg_suid); 1174 kau_write(rec, tok); 1175 } 1176 break; 1177 1178 case AUE_SETGID: 1179 if (ARG_IS_VALID(kar, ARG_GID)) { 1180 tok = au_to_arg32(1, "gid", ar->ar_arg_gid); 1181 kau_write(rec, tok); 1182 } 1183 break; 1184 1185 case AUE_SETUID: 1186 if (ARG_IS_VALID(kar, ARG_UID)) { 1187 tok = au_to_arg32(1, "uid", ar->ar_arg_uid); 1188 kau_write(rec, tok); 1189 } 1190 break; 1191 1192 case AUE_SETGROUPS: 1193 if (ARG_IS_VALID(kar, ARG_GROUPSET)) { 1194 for(ctr = 0; ctr < ar->ar_arg_groups.gidset_size; ctr++) 1195 { 1196 tok = au_to_arg32(1, "setgroups", 1197 ar->ar_arg_groups.gidset[ctr]); 1198 kau_write(rec, tok); 1199 } 1200 } 1201 break; 1202 1203 case AUE_SETLOGIN: 1204 if (ARG_IS_VALID(kar, ARG_TEXT)) { 1205 tok = au_to_text(ar->ar_arg_text); 1206 kau_write(rec, tok); 1207 } 1208 break; 1209 1210 case AUE_SETPRIORITY: 1211 if (ARG_IS_VALID(kar, ARG_CMD)) { 1212 tok = au_to_arg32(1, "which", ar->ar_arg_cmd); 1213 kau_write(rec, tok); 1214 } 1215 if (ARG_IS_VALID(kar, ARG_UID)) { 1216 tok = au_to_arg32(2, "who", ar->ar_arg_uid); 1217 kau_write(rec, tok); 1218 } 1219 if (ARG_IS_VALID(kar, ARG_VALUE)) { 1220 tok = au_to_arg32(2, "priority", ar->ar_arg_value); 1221 kau_write(rec, tok); 1222 } 1223 break; 1224 1225 case AUE_SETPRIVEXEC: 1226 if (ARG_IS_VALID(kar, ARG_VALUE)) { 1227 tok = au_to_arg32(1, "flag", ar->ar_arg_value); 1228 kau_write(rec, tok); 1229 } 1230 break; 1231 1232 /* AUE_SHMAT, AUE_SHMCTL, AUE_SHMDT and AUE_SHMGET are SysV IPC */ 1233 case AUE_SHMAT: 1234 if (ARG_IS_VALID(kar, ARG_SVIPC_ID)) { 1235 tok = au_to_arg32(1, "shmid", ar->ar_arg_svipc_id); 1236 kau_write(rec, tok); 1237 /* XXXAUDIT: Does having the ipc token make sense? */ 1238 tok = au_to_ipc(AT_IPC_SHM, ar->ar_arg_svipc_id); 1239 kau_write(rec, tok); 1240 } 1241 if (ARG_IS_VALID(kar, ARG_SVIPC_ADDR)) { 1242 tok = au_to_arg32(2, "shmaddr", 1243 (int)(uintptr_t)ar->ar_arg_svipc_addr); 1244 kau_write(rec, tok); 1245 } 1246 if (ARG_IS_VALID(kar, ARG_SVIPC_PERM)) { 1247 tok = au_to_ipc_perm(&ar->ar_arg_svipc_perm); 1248 kau_write(rec, tok); 1249 } 1250 break; 1251 1252 case AUE_SHMCTL: 1253 if (ARG_IS_VALID(kar, ARG_SVIPC_ID)) { 1254 tok = au_to_arg32(1, "shmid", ar->ar_arg_svipc_id); 1255 kau_write(rec, tok); 1256 /* XXXAUDIT: Does having the ipc token make sense? */ 1257 tok = au_to_ipc(AT_IPC_SHM, ar->ar_arg_svipc_id); 1258 kau_write(rec, tok); 1259 } 1260 switch (ar->ar_arg_svipc_cmd) { 1261 case IPC_STAT: 1262 ar->ar_event = AUE_SHMCTL_STAT; 1263 break; 1264 case IPC_RMID: 1265 ar->ar_event = AUE_SHMCTL_RMID; 1266 break; 1267 case IPC_SET: 1268 ar->ar_event = AUE_SHMCTL_SET; 1269 if (ARG_IS_VALID(kar, ARG_SVIPC_PERM)) { 1270 tok = au_to_ipc_perm(&ar->ar_arg_svipc_perm); 1271 kau_write(rec, tok); 1272 } 1273 break; 1274 default: 1275 break; /* We will audit a bad command */ 1276 } 1277 break; 1278 1279 case AUE_SHMDT: 1280 if (ARG_IS_VALID(kar, ARG_SVIPC_ADDR)) { 1281 tok = au_to_arg32(1, "shmaddr", 1282 (int)(uintptr_t)ar->ar_arg_svipc_addr); 1283 kau_write(rec, tok); 1284 } 1285 break; 1286 1287 case AUE_SHMGET: 1288 /* This is unusual; the return value is in an argument token */ 1289 if (ARG_IS_VALID(kar, ARG_SVIPC_ID)) { 1290 tok = au_to_arg32(0, "shmid", ar->ar_arg_svipc_id); 1291 kau_write(rec, tok); 1292 tok = au_to_ipc(AT_IPC_SHM, ar->ar_arg_svipc_id); 1293 kau_write(rec, tok); 1294 } 1295 if (ARG_IS_VALID(kar, ARG_SVIPC_PERM)) { 1296 tok = au_to_ipc_perm(&ar->ar_arg_svipc_perm); 1297 kau_write(rec, tok); 1298 } 1299 break; 1300 1301 /* AUE_SHMOPEN, AUE_SHMUNLINK, AUE_SEMOPEN, AUE_SEMCLOSE 1302 * and AUE_SEMUNLINK are Posix IPC */ 1303 case AUE_SHMOPEN: 1304 if (ARG_IS_VALID(kar, ARG_SVIPC_ADDR)) { 1305 tok = au_to_arg32(2, "flags", ar->ar_arg_fflags); 1306 kau_write(rec, tok); 1307 } 1308 if (ARG_IS_VALID(kar, ARG_MODE)) { 1309 tok = au_to_arg32(3, "mode", ar->ar_arg_mode); 1310 kau_write(rec, tok); 1311 } 1312 case AUE_SHMUNLINK: 1313 if (ARG_IS_VALID(kar, ARG_TEXT)) { 1314 tok = au_to_text(ar->ar_arg_text); 1315 kau_write(rec, tok); 1316 } 1317 if (ARG_IS_VALID(kar, ARG_POSIX_IPC_PERM)) { 1318 /* Create an ipc_perm token */ 1319 struct ipc_perm perm; 1320 perm.uid = ar->ar_arg_pipc_perm.pipc_uid; 1321 perm.gid = ar->ar_arg_pipc_perm.pipc_gid; 1322 perm.cuid = ar->ar_arg_pipc_perm.pipc_uid; 1323 perm.cgid = ar->ar_arg_pipc_perm.pipc_gid; 1324 perm.mode = ar->ar_arg_pipc_perm.pipc_mode; 1325 perm.seq = 0; 1326 perm.key = 0; 1327 tok = au_to_ipc_perm(&perm); 1328 kau_write(rec, tok); 1329 } 1330 break; 1331 1332 case AUE_SEMOPEN: 1333 if (ARG_IS_VALID(kar, ARG_FFLAGS)) { 1334 tok = au_to_arg32(2, "flags", ar->ar_arg_fflags); 1335 kau_write(rec, tok); 1336 } 1337 if (ARG_IS_VALID(kar, ARG_MODE)) { 1338 tok = au_to_arg32(3, "mode", ar->ar_arg_mode); 1339 kau_write(rec, tok); 1340 } 1341 if (ARG_IS_VALID(kar, ARG_VALUE)) { 1342 tok = au_to_arg32(4, "value", ar->ar_arg_value); 1343 kau_write(rec, tok); 1344 } 1345 /* fall through */ 1346 1347 case AUE_SEMUNLINK: 1348 if (ARG_IS_VALID(kar, ARG_TEXT)) { 1349 tok = au_to_text(ar->ar_arg_text); 1350 kau_write(rec, tok); 1351 } 1352 if (ARG_IS_VALID(kar, ARG_POSIX_IPC_PERM)) { 1353 /* Create an ipc_perm token */ 1354 struct ipc_perm perm; 1355 perm.uid = ar->ar_arg_pipc_perm.pipc_uid; 1356 perm.gid = ar->ar_arg_pipc_perm.pipc_gid; 1357 perm.cuid = ar->ar_arg_pipc_perm.pipc_uid; 1358 perm.cgid = ar->ar_arg_pipc_perm.pipc_gid; 1359 perm.mode = ar->ar_arg_pipc_perm.pipc_mode; 1360 perm.seq = 0; 1361 perm.key = 0; 1362 tok = au_to_ipc_perm(&perm); 1363 kau_write(rec, tok); 1364 } 1365 break; 1366 1367 case AUE_SEMCLOSE: 1368 if (ARG_IS_VALID(kar, ARG_FD)) { 1369 tok = au_to_arg32(1, "sem", ar->ar_arg_fd); 1370 kau_write(rec, tok); 1371 } 1372 break; 1373 1374 case AUE_SYMLINK: 1375 if (ARG_IS_VALID(kar, ARG_TEXT)) { 1376 tok = au_to_text(ar->ar_arg_text); 1377 kau_write(rec, tok); 1378 } 1379 UPATH1_VNODE1_TOKENS; 1380 break; 1381 1382 case AUE_SYSCTL: 1383 if (ARG_IS_VALID(kar, ARG_CTLNAME | ARG_LEN)) { 1384 for (ctr = 0; ctr < ar->ar_arg_len; ctr++) { 1385 tok = au_to_arg32(1, "name", 1386 ar->ar_arg_ctlname[ctr]); 1387 kau_write(rec, tok); 1388 } 1389 } 1390 if (ARG_IS_VALID(kar, ARG_VALUE)) { 1391 tok = au_to_arg32(5, "newval", ar->ar_arg_value); 1392 kau_write(rec, tok); 1393 } 1394 if (ARG_IS_VALID(kar, ARG_TEXT)) { 1395 tok = au_to_text(ar->ar_arg_text); 1396 kau_write(rec, tok); 1397 } 1398 break; 1399 1400 case AUE_UMASK: 1401 if (ARG_IS_VALID(kar, ARG_MASK)) { 1402 tok = au_to_arg32(1, "new mask", ar->ar_arg_mask); 1403 kau_write(rec, tok); 1404 } 1405 tok = au_to_arg32(0, "prev mask", ar->ar_retval); 1406 kau_write(rec, tok); 1407 break; 1408 1409 case AUE_WAIT4: 1410 if (ARG_IS_VALID(kar, ARG_PID)) { 1411 tok = au_to_arg32(0, "pid", ar->ar_arg_pid); 1412 kau_write(rec, tok); 1413 } 1414 break; 1415 1416 case AUE_NULL: 1417 default: 1418 printf("BSM conversion requested for unknown event %d\n", 1419 ar->ar_event); 1420 /* Write the subject token so it is properly freed here. */ 1421 kau_write(rec, subj_tok); 1422 kau_free(rec); 1423 return (BSM_NOAUDIT); 1424 } 1425 1426 kau_write(rec, subj_tok); 1427 tok = au_to_return32((char)ar->ar_errno, ar->ar_retval); 1428 kau_write(rec, tok); /* Every record gets a return token */ 1429 1430 kau_close(rec, &ar->ar_endtime, ar->ar_event); 1431 1432 *pau = rec; 1433 return (BSM_SUCCESS); 1434 } 1435 1436 /* 1437 * Verify that a record is a valid BSM record. This verification is simple 1438 * now, but may be expanded on sometime in the future. Return 1 if the 1439 * record is good, 0 otherwise. 1440 */ 1441 int 1442 bsm_rec_verify(void *rec) 1443 { 1444 char c = *(char *)rec; 1445 1446 /* 1447 * Check the token ID of the first token; it has to be a header 1448 * token. 1449 * 1450 * XXXAUDIT There needs to be a token structure to map a token. 1451 * XXXAUDIT 'Shouldn't be simply looking at the first char. 1452 */ 1453 if ((c != AUT_HEADER32) && (c != AUT_HEADER32_EX) && 1454 (c != AUT_HEADER64) && (c != AUT_HEADER64_EX)) 1455 return (0); 1456 return (1); 1457 } 1458