audit_bsm.c revision 195280
1/* 2 * Copyright (c) 1999-2009 Apple Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 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 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: head/sys/security/audit/audit_bsm.c 195280 2009-07-02 09:15:30Z rwatson $"); 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 57MALLOC_DEFINE(M_AUDITBSM, "audit_bsm", "Audit BSM data"); 58 59static void audit_sys_auditon(struct audit_record *ar, 60 struct au_record *rec); 61 62/* 63 * Initialize the BSM auditing subsystem. 64 */ 65void 66kau_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 */ 78static struct au_record * 79kau_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 */ 95static void 96kau_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 */ 109static void 110kau_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 size_t hdrsize; 117 struct auditinfo_addr ak; 118 struct in6_addr *ap; 119 120 audit_get_kinfo(&ak); 121 hdrsize = 0; 122 switch (ak.ai_termid.at_type) { 123 case AU_IPv4: 124 hdrsize = (ak.ai_termid.at_addr[0] == INADDR_ANY) ? 125 AUDIT_HEADER_SIZE : AUDIT_HEADER_EX_SIZE(&ak); 126 break; 127 case AU_IPv6: 128 ap = (struct in6_addr *)&ak.ai_termid.at_addr[0]; 129 hdrsize = (IN6_IS_ADDR_UNSPECIFIED(ap)) ? AUDIT_HEADER_SIZE : 130 AUDIT_HEADER_EX_SIZE(&ak); 131 break; 132 default: 133 panic("kau_close: invalid address family"); 134 } 135 tot_rec_size = rec->len + hdrsize + AUDIT_TRAILER_SIZE; 136 rec->data = malloc(tot_rec_size, M_AUDITBSM, M_WAITOK | M_ZERO); 137 138 tm.tv_usec = ctime->tv_nsec / 1000; 139 tm.tv_sec = ctime->tv_sec; 140 if (hdrsize != AUDIT_HEADER_SIZE) 141 hdr = au_to_header32_ex_tm(tot_rec_size, event, 0, tm, &ak); 142 else 143 hdr = au_to_header32_tm(tot_rec_size, event, 0, tm); 144 TAILQ_INSERT_HEAD(&rec->token_q, hdr, tokens); 145 146 trail = au_to_trailer(tot_rec_size); 147 TAILQ_INSERT_TAIL(&rec->token_q, trail, tokens); 148 149 rec->len = tot_rec_size; 150 dptr = rec->data; 151 TAILQ_FOREACH(cur, &rec->token_q, tokens) { 152 memcpy(dptr, cur->t_data, cur->len); 153 dptr += cur->len; 154 } 155} 156 157/* 158 * Free a BSM audit record by releasing all the tokens and clearing the audit 159 * record information. 160 */ 161void 162kau_free(struct au_record *rec) 163{ 164 struct au_token *tok; 165 166 /* Free the token list. */ 167 while ((tok = TAILQ_FIRST(&rec->token_q))) { 168 TAILQ_REMOVE(&rec->token_q, tok, tokens); 169 free(tok->t_data, M_AUDITBSM); 170 free(tok, M_AUDITBSM); 171 } 172 173 rec->used = 0; 174 rec->len = 0; 175 free(rec->data, M_AUDITBSM); 176 free(rec, M_AUDITBSM); 177} 178 179/* 180 * XXX: May want turn some (or all) of these macros into functions in order 181 * to reduce the generated code size. 182 * 183 * XXXAUDIT: These macros assume that 'kar', 'ar', 'rec', and 'tok' in the 184 * caller are OK with this. 185 */ 186#define UPATH1_TOKENS do { \ 187 if (ARG_IS_VALID(kar, ARG_UPATH1)) { \ 188 tok = au_to_path(ar->ar_arg_upath1); \ 189 kau_write(rec, tok); \ 190 } \ 191} while (0) 192 193#define UPATH2_TOKENS do { \ 194 if (ARG_IS_VALID(kar, ARG_UPATH2)) { \ 195 tok = au_to_path(ar->ar_arg_upath2); \ 196 kau_write(rec, tok); \ 197 } \ 198} while (0) 199 200#define VNODE1_TOKENS do { \ 201 if (ARG_IS_VALID(kar, ARG_VNODE1)) { \ 202 tok = au_to_attr32(&ar->ar_arg_vnode1); \ 203 kau_write(rec, tok); \ 204 } \ 205} while (0) 206 207#define UPATH1_VNODE1_TOKENS do { \ 208 if (ARG_IS_VALID(kar, ARG_UPATH1)) { \ 209 UPATH1_TOKENS; \ 210 } \ 211 if (ARG_IS_VALID(kar, ARG_VNODE1)) { \ 212 tok = au_to_attr32(&ar->ar_arg_vnode1); \ 213 kau_write(rec, tok); \ 214 } \ 215} while (0) 216 217#define VNODE2_TOKENS do { \ 218 if (ARG_IS_VALID(kar, ARG_VNODE2)) { \ 219 tok = au_to_attr32(&ar->ar_arg_vnode2); \ 220 kau_write(rec, tok); \ 221 } \ 222} while (0) 223 224#define FD_VNODE1_TOKENS do { \ 225 if (ARG_IS_VALID(kar, ARG_VNODE1)) { \ 226 if (ARG_IS_VALID(kar, ARG_FD)) { \ 227 tok = au_to_arg32(1, "fd", ar->ar_arg_fd); \ 228 kau_write(rec, tok); \ 229 } \ 230 tok = au_to_attr32(&ar->ar_arg_vnode1); \ 231 kau_write(rec, tok); \ 232 } else { \ 233 if (ARG_IS_VALID(kar, ARG_FD)) { \ 234 tok = au_to_arg32(1, "non-file: fd", \ 235 ar->ar_arg_fd); \ 236 kau_write(rec, tok); \ 237 } \ 238 } \ 239} while (0) 240 241#define PROCESS_PID_TOKENS(argn) do { \ 242 if ((ar->ar_arg_pid > 0) /* Reference a single process */ \ 243 && (ARG_IS_VALID(kar, ARG_PROCESS))) { \ 244 tok = au_to_process32_ex(ar->ar_arg_auid, \ 245 ar->ar_arg_euid, ar->ar_arg_egid, \ 246 ar->ar_arg_ruid, ar->ar_arg_rgid, \ 247 ar->ar_arg_pid, ar->ar_arg_asid, \ 248 &ar->ar_arg_termid_addr); \ 249 kau_write(rec, tok); \ 250 } else if (ARG_IS_VALID(kar, ARG_PID)) { \ 251 tok = au_to_arg32(argn, "process", ar->ar_arg_pid); \ 252 kau_write(rec, tok); \ 253 } \ 254} while (0) 255 256#define EXTATTR_TOKENS(namespace_argnum) do { \ 257 if (ARG_IS_VALID(kar, ARG_VALUE)) { \ 258 switch (ar->ar_arg_value) { \ 259 case EXTATTR_NAMESPACE_USER: \ 260 tok = au_to_text(EXTATTR_NAMESPACE_USER_STRING);\ 261 break; \ 262 case EXTATTR_NAMESPACE_SYSTEM: \ 263 tok = au_to_text(EXTATTR_NAMESPACE_SYSTEM_STRING);\ 264 break; \ 265 default: \ 266 tok = au_to_arg32((namespace_argnum), \ 267 "attrnamespace", ar->ar_arg_value); \ 268 break; \ 269 } \ 270 kau_write(rec, tok); \ 271 } \ 272 /* attrname is in the text field */ \ 273 if (ARG_IS_VALID(kar, ARG_TEXT)) { \ 274 tok = au_to_text(ar->ar_arg_text); \ 275 kau_write(rec, tok); \ 276 } \ 277} while (0) 278 279/* 280 * Not all pointer arguments to system calls are of interest, but in some 281 * cases they reflect delegation of rights, such as mmap(2) falled by 282 * minherit(2) before execve(2), so do the best we can. 283 */ 284#define ADDR_TOKEN(argnum, argname) do { \ 285 if (ARG_IS_VALID(kar, ARG_ADDR)) { \ 286 if (sizeof(void *) == sizeof(uint32_t)) \ 287 tok = au_to_arg32((argnum), (argname), \ 288 (uint32_t)(uintptr_t)ar->ar_arg_addr); \ 289 else \ 290 tok = au_to_arg64((argnum), (argname), \ 291 (uint64_t)(uintptr_t)ar->ar_arg_addr); \ 292 kau_write(rec, tok); \ 293 } \ 294} while (0) 295 296 297/* 298 * Implement auditing for the auditon() system call. The audit tokens that 299 * are generated depend on the command that was sent into the auditon() 300 * system call. 301 */ 302static void 303audit_sys_auditon(struct audit_record *ar, struct au_record *rec) 304{ 305 struct au_token *tok; 306 307 tok = au_to_arg32(3, "length", ar->ar_arg_len); 308 kau_write(rec, tok); 309 switch (ar->ar_arg_cmd) { 310 case A_OLDSETPOLICY: 311 if ((size_t)ar->ar_arg_len == sizeof(int64_t)) { 312 tok = au_to_arg64(2, "policy", 313 ar->ar_arg_auditon.au_policy64); 314 kau_write(rec, tok); 315 break; 316 } 317 /* FALLTHROUGH */ 318 319 case A_SETPOLICY: 320 tok = au_to_arg32(2, "policy", ar->ar_arg_auditon.au_policy); 321 kau_write(rec, tok); 322 break; 323 324 case A_SETKMASK: 325 tok = au_to_arg32(2, "setkmask:as_success", 326 ar->ar_arg_auditon.au_mask.am_success); 327 kau_write(rec, tok); 328 tok = au_to_arg32(2, "setkmask:as_failure", 329 ar->ar_arg_auditon.au_mask.am_failure); 330 kau_write(rec, tok); 331 break; 332 333 case A_OLDSETQCTRL: 334 if ((size_t)ar->ar_arg_len == sizeof(au_qctrl64_t)) { 335 tok = au_to_arg64(2, "setqctrl:aq_hiwater", 336 ar->ar_arg_auditon.au_qctrl64.aq64_hiwater); 337 kau_write(rec, tok); 338 tok = au_to_arg64(2, "setqctrl:aq_lowater", 339 ar->ar_arg_auditon.au_qctrl64.aq64_lowater); 340 kau_write(rec, tok); 341 tok = au_to_arg64(2, "setqctrl:aq_bufsz", 342 ar->ar_arg_auditon.au_qctrl64.aq64_bufsz); 343 kau_write(rec, tok); 344 tok = au_to_arg64(2, "setqctrl:aq_delay", 345 ar->ar_arg_auditon.au_qctrl64.aq64_delay); 346 kau_write(rec, tok); 347 tok = au_to_arg64(2, "setqctrl:aq_minfree", 348 ar->ar_arg_auditon.au_qctrl64.aq64_minfree); 349 kau_write(rec, tok); 350 break; 351 } 352 /* FALLTHROUGH */ 353 354 case A_SETQCTRL: 355 tok = au_to_arg32(2, "setqctrl:aq_hiwater", 356 ar->ar_arg_auditon.au_qctrl.aq_hiwater); 357 kau_write(rec, tok); 358 tok = au_to_arg32(2, "setqctrl:aq_lowater", 359 ar->ar_arg_auditon.au_qctrl.aq_lowater); 360 kau_write(rec, tok); 361 tok = au_to_arg32(2, "setqctrl:aq_bufsz", 362 ar->ar_arg_auditon.au_qctrl.aq_bufsz); 363 kau_write(rec, tok); 364 tok = au_to_arg32(2, "setqctrl:aq_delay", 365 ar->ar_arg_auditon.au_qctrl.aq_delay); 366 kau_write(rec, tok); 367 tok = au_to_arg32(2, "setqctrl:aq_minfree", 368 ar->ar_arg_auditon.au_qctrl.aq_minfree); 369 kau_write(rec, tok); 370 break; 371 372 case A_SETUMASK: 373 tok = au_to_arg32(2, "setumask:as_success", 374 ar->ar_arg_auditon.au_auinfo.ai_mask.am_success); 375 kau_write(rec, tok); 376 tok = au_to_arg32(2, "setumask:as_failure", 377 ar->ar_arg_auditon.au_auinfo.ai_mask.am_failure); 378 kau_write(rec, tok); 379 break; 380 381 case A_SETSMASK: 382 tok = au_to_arg32(2, "setsmask:as_success", 383 ar->ar_arg_auditon.au_auinfo.ai_mask.am_success); 384 kau_write(rec, tok); 385 tok = au_to_arg32(2, "setsmask:as_failure", 386 ar->ar_arg_auditon.au_auinfo.ai_mask.am_failure); 387 kau_write(rec, tok); 388 break; 389 390 case A_OLDSETCOND: 391 if ((size_t)ar->ar_arg_len == sizeof(int64_t)) { 392 tok = au_to_arg64(2, "setcond", 393 ar->ar_arg_auditon.au_cond64); 394 kau_write(rec, tok); 395 break; 396 } 397 /* FALLTHROUGH */ 398 399 case A_SETCOND: 400 tok = au_to_arg32(2, "setcond", ar->ar_arg_auditon.au_cond); 401 kau_write(rec, tok); 402 break; 403 404 case A_SETCLASS: 405 kau_write(rec, tok); 406 tok = au_to_arg32(2, "setclass:ec_event", 407 ar->ar_arg_auditon.au_evclass.ec_number); 408 kau_write(rec, tok); 409 tok = au_to_arg32(2, "setclass:ec_class", 410 ar->ar_arg_auditon.au_evclass.ec_class); 411 kau_write(rec, tok); 412 break; 413 414 case A_SETPMASK: 415 tok = au_to_arg32(2, "setpmask:as_success", 416 ar->ar_arg_auditon.au_aupinfo.ap_mask.am_success); 417 kau_write(rec, tok); 418 tok = au_to_arg32(2, "setpmask:as_failure", 419 ar->ar_arg_auditon.au_aupinfo.ap_mask.am_failure); 420 kau_write(rec, tok); 421 break; 422 423 case A_SETFSIZE: 424 tok = au_to_arg32(2, "setfsize:filesize", 425 ar->ar_arg_auditon.au_fstat.af_filesz); 426 kau_write(rec, tok); 427 break; 428 429 default: 430 break; 431 } 432} 433 434/* 435 * Convert an internal kernel audit record to a BSM record and return a 436 * success/failure indicator. The BSM record is passed as an out parameter to 437 * this function. 438 * 439 * Return conditions: 440 * BSM_SUCCESS: The BSM record is valid 441 * BSM_FAILURE: Failure; the BSM record is NULL. 442 * BSM_NOAUDIT: The event is not auditable for BSM; the BSM record is NULL. 443 */ 444int 445kaudit_to_bsm(struct kaudit_record *kar, struct au_record **pau) 446{ 447 struct au_token *tok, *subj_tok; 448 struct au_record *rec; 449 au_tid_t tid; 450 struct audit_record *ar; 451 int ctr; 452 453 KASSERT(kar != NULL, ("kaudit_to_bsm: kar == NULL")); 454 455 *pau = NULL; 456 ar = &kar->k_ar; 457 rec = kau_open(); 458 459 /* 460 * Create the subject token. 461 */ 462 switch (ar->ar_subj_term_addr.at_type) { 463 case AU_IPv4: 464 tid.port = ar->ar_subj_term_addr.at_port; 465 tid.machine = ar->ar_subj_term_addr.at_addr[0]; 466 subj_tok = au_to_subject32(ar->ar_subj_auid, /* audit ID */ 467 ar->ar_subj_cred.cr_uid, /* eff uid */ 468 ar->ar_subj_egid, /* eff group id */ 469 ar->ar_subj_ruid, /* real uid */ 470 ar->ar_subj_rgid, /* real group id */ 471 ar->ar_subj_pid, /* process id */ 472 ar->ar_subj_asid, /* session ID */ 473 &tid); 474 break; 475 case AU_IPv6: 476 subj_tok = au_to_subject32_ex(ar->ar_subj_auid, 477 ar->ar_subj_cred.cr_uid, 478 ar->ar_subj_egid, 479 ar->ar_subj_ruid, 480 ar->ar_subj_rgid, 481 ar->ar_subj_pid, 482 ar->ar_subj_asid, 483 &ar->ar_subj_term_addr); 484 break; 485 default: 486 bzero(&tid, sizeof(tid)); 487 subj_tok = au_to_subject32(ar->ar_subj_auid, 488 ar->ar_subj_cred.cr_uid, 489 ar->ar_subj_egid, 490 ar->ar_subj_ruid, 491 ar->ar_subj_rgid, 492 ar->ar_subj_pid, 493 ar->ar_subj_asid, 494 &tid); 495 } 496 497 /* 498 * The logic inside each case fills in the tokens required for the 499 * event, except for the header, trailer, and return tokens. The 500 * header and trailer tokens are added by the kau_close() function. 501 * The return token is added outside of the switch statement. 502 */ 503 switch(ar->ar_event) { 504 case AUE_ACCEPT: 505 case AUE_BIND: 506 case AUE_LISTEN: 507 case AUE_CONNECT: 508 case AUE_RECV: 509 case AUE_RECVFROM: 510 case AUE_RECVMSG: 511 case AUE_SEND: 512 case AUE_SENDFILE: 513 case AUE_SENDMSG: 514 case AUE_SENDTO: 515 /* 516 * Socket-related events. 517 */ 518 if (ARG_IS_VALID(kar, ARG_FD)) { 519 tok = au_to_arg32(1, "fd", ar->ar_arg_fd); 520 kau_write(rec, tok); 521 } 522 if (ARG_IS_VALID(kar, ARG_SADDRINET)) { 523 tok = au_to_sock_inet((struct sockaddr_in *) 524 &ar->ar_arg_sockaddr); 525 kau_write(rec, tok); 526 } 527 if (ARG_IS_VALID(kar, ARG_SADDRUNIX)) { 528 tok = au_to_sock_unix((struct sockaddr_un *) 529 &ar->ar_arg_sockaddr); 530 kau_write(rec, tok); 531 UPATH1_TOKENS; 532 } 533 /* XXX Need to handle ARG_SADDRINET6 */ 534 break; 535 536 case AUE_SOCKET: 537 case AUE_SOCKETPAIR: 538 if (ARG_IS_VALID(kar, ARG_SOCKINFO)) { 539 tok = au_to_arg32(1, "domain", 540 ar->ar_arg_sockinfo.so_domain); 541 kau_write(rec, tok); 542 tok = au_to_arg32(2, "type", 543 ar->ar_arg_sockinfo.so_type); 544 kau_write(rec, tok); 545 tok = au_to_arg32(3, "protocol", 546 ar->ar_arg_sockinfo.so_protocol); 547 kau_write(rec, tok); 548 } 549 break; 550 551 case AUE_SETSOCKOPT: 552 case AUE_SHUTDOWN: 553 if (ARG_IS_VALID(kar, ARG_FD)) { 554 tok = au_to_arg32(1, "fd", ar->ar_arg_fd); 555 kau_write(rec, tok); 556 } 557 break; 558 559 case AUE_ACCT: 560 if (ARG_IS_VALID(kar, ARG_UPATH1)) { 561 UPATH1_VNODE1_TOKENS; 562 } else { 563 tok = au_to_arg32(1, "accounting off", 0); 564 kau_write(rec, tok); 565 } 566 break; 567 568 case AUE_SETAUID: 569 if (ARG_IS_VALID(kar, ARG_AUID)) { 570 tok = au_to_arg32(2, "setauid", ar->ar_arg_auid); 571 kau_write(rec, tok); 572 } 573 break; 574 575 case AUE_SETAUDIT: 576 if (ARG_IS_VALID(kar, ARG_AUID) && 577 ARG_IS_VALID(kar, ARG_ASID) && 578 ARG_IS_VALID(kar, ARG_AMASK) && 579 ARG_IS_VALID(kar, ARG_TERMID)) { 580 tok = au_to_arg32(1, "setaudit:auid", 581 ar->ar_arg_auid); 582 kau_write(rec, tok); 583 tok = au_to_arg32(1, "setaudit:port", 584 ar->ar_arg_termid.port); 585 kau_write(rec, tok); 586 tok = au_to_arg32(1, "setaudit:machine", 587 ar->ar_arg_termid.machine); 588 kau_write(rec, tok); 589 tok = au_to_arg32(1, "setaudit:as_success", 590 ar->ar_arg_amask.am_success); 591 kau_write(rec, tok); 592 tok = au_to_arg32(1, "setaudit:as_failure", 593 ar->ar_arg_amask.am_failure); 594 kau_write(rec, tok); 595 tok = au_to_arg32(1, "setaudit:asid", 596 ar->ar_arg_asid); 597 kau_write(rec, tok); 598 } 599 break; 600 601 case AUE_SETAUDIT_ADDR: 602 if (ARG_IS_VALID(kar, ARG_AUID) && 603 ARG_IS_VALID(kar, ARG_ASID) && 604 ARG_IS_VALID(kar, ARG_AMASK) && 605 ARG_IS_VALID(kar, ARG_TERMID_ADDR)) { 606 tok = au_to_arg32(1, "setaudit_addr:auid", 607 ar->ar_arg_auid); 608 kau_write(rec, tok); 609 tok = au_to_arg32(1, "setaudit_addr:as_success", 610 ar->ar_arg_amask.am_success); 611 kau_write(rec, tok); 612 tok = au_to_arg32(1, "setaudit_addr:as_failure", 613 ar->ar_arg_amask.am_failure); 614 kau_write(rec, tok); 615 tok = au_to_arg32(1, "setaudit_addr:asid", 616 ar->ar_arg_asid); 617 kau_write(rec, tok); 618 tok = au_to_arg32(1, "setaudit_addr:type", 619 ar->ar_arg_termid_addr.at_type); 620 kau_write(rec, tok); 621 tok = au_to_arg32(1, "setaudit_addr:port", 622 ar->ar_arg_termid_addr.at_port); 623 kau_write(rec, tok); 624 if (ar->ar_arg_termid_addr.at_type == AU_IPv6) 625 tok = au_to_in_addr_ex((struct in6_addr *) 626 &ar->ar_arg_termid_addr.at_addr[0]); 627 if (ar->ar_arg_termid_addr.at_type == AU_IPv4) 628 tok = au_to_in_addr((struct in_addr *) 629 &ar->ar_arg_termid_addr.at_addr[0]); 630 kau_write(rec, tok); 631 } 632 break; 633 634 case AUE_AUDITON: 635 /* 636 * For AUDITON commands without own event, audit the cmd. 637 */ 638 if (ARG_IS_VALID(kar, ARG_CMD)) { 639 tok = au_to_arg32(1, "cmd", ar->ar_arg_cmd); 640 kau_write(rec, tok); 641 } 642 /* FALLTHROUGH */ 643 644 case AUE_AUDITON_GETCAR: 645 case AUE_AUDITON_GETCLASS: 646 case AUE_AUDITON_GETCOND: 647 case AUE_AUDITON_GETCWD: 648 case AUE_AUDITON_GETKMASK: 649 case AUE_AUDITON_GETSTAT: 650 case AUE_AUDITON_GPOLICY: 651 case AUE_AUDITON_GQCTRL: 652 case AUE_AUDITON_SETCLASS: 653 case AUE_AUDITON_SETCOND: 654 case AUE_AUDITON_SETKMASK: 655 case AUE_AUDITON_SETSMASK: 656 case AUE_AUDITON_SETSTAT: 657 case AUE_AUDITON_SETUMASK: 658 case AUE_AUDITON_SPOLICY: 659 case AUE_AUDITON_SQCTRL: 660 if (ARG_IS_VALID(kar, ARG_AUDITON)) 661 audit_sys_auditon(ar, rec); 662 break; 663 664 case AUE_AUDITCTL: 665 UPATH1_VNODE1_TOKENS; 666 break; 667 668 case AUE_EXIT: 669 if (ARG_IS_VALID(kar, ARG_EXIT)) { 670 tok = au_to_exit(ar->ar_arg_exitretval, 671 ar->ar_arg_exitstatus); 672 kau_write(rec, tok); 673 } 674 break; 675 676 case AUE_ADJTIME: 677 case AUE_CLOCK_SETTIME: 678 case AUE_AUDIT: 679 case AUE_DUP2: 680 case AUE_GETAUDIT: 681 case AUE_GETAUDIT_ADDR: 682 case AUE_GETAUID: 683 case AUE_GETCWD: 684 case AUE_GETFSSTAT: 685 case AUE_GETRESUID: 686 case AUE_GETRESGID: 687 case AUE_KQUEUE: 688 case AUE_MODLOAD: 689 case AUE_MODUNLOAD: 690 case AUE_MSGSYS: 691 case AUE_NTP_ADJTIME: 692 case AUE_PIPE: 693 case AUE_PROFILE: 694 case AUE_RTPRIO: 695 case AUE_SEMSYS: 696 case AUE_SHMSYS: 697 case AUE_SETPGRP: 698 case AUE_SETRLIMIT: 699 case AUE_SETSID: 700 case AUE_SETTIMEOFDAY: 701 case AUE_SYSARCH: 702 703 /* 704 * Header, subject, and return tokens added at end. 705 */ 706 break; 707 708 case AUE_MKFIFO: 709 if (ARG_IS_VALID(kar, ARG_MODE)) { 710 tok = au_to_arg32(2, "mode", ar->ar_arg_mode); 711 kau_write(rec, tok); 712 } 713 /* FALLTHROUGH */ 714 715 case AUE_CHDIR: 716 case AUE_CHROOT: 717 case AUE_GETATTRLIST: 718 case AUE_JAIL: 719 case AUE_LUTIMES: 720 case AUE_NFS_GETFH: 721 case AUE_LSTAT: 722 case AUE_PATHCONF: 723 case AUE_READLINK: 724 case AUE_REVOKE: 725 case AUE_RMDIR: 726 case AUE_SEARCHFS: 727 case AUE_SETATTRLIST: 728 case AUE_STAT: 729 case AUE_STATFS: 730 case AUE_SWAPON: 731 case AUE_SWAPOFF: 732 case AUE_TRUNCATE: 733 case AUE_UNDELETE: 734 case AUE_UNLINK: 735 case AUE_UTIMES: 736 UPATH1_VNODE1_TOKENS; 737 break; 738 739 case AUE_ACCESS: 740 case AUE_EACCESS: 741 UPATH1_VNODE1_TOKENS; 742 if (ARG_IS_VALID(kar, ARG_VALUE)) { 743 tok = au_to_arg32(2, "mode", ar->ar_arg_value); 744 kau_write(rec, tok); 745 } 746 break; 747 748 case AUE_FHSTATFS: 749 case AUE_FHOPEN: 750 case AUE_FHSTAT: 751 /* XXXRW: Need to audit vnode argument. */ 752 break; 753 754 case AUE_CHFLAGS: 755 case AUE_LCHFLAGS: 756 if (ARG_IS_VALID(kar, ARG_FFLAGS)) { 757 tok = au_to_arg32(2, "flags", ar->ar_arg_fflags); 758 kau_write(rec, tok); 759 } 760 UPATH1_VNODE1_TOKENS; 761 break; 762 763 case AUE_CHMOD: 764 case AUE_LCHMOD: 765 if (ARG_IS_VALID(kar, ARG_MODE)) { 766 tok = au_to_arg32(2, "new file mode", 767 ar->ar_arg_mode); 768 kau_write(rec, tok); 769 } 770 UPATH1_VNODE1_TOKENS; 771 break; 772 773 case AUE_CHOWN: 774 case AUE_LCHOWN: 775 if (ARG_IS_VALID(kar, ARG_UID)) { 776 tok = au_to_arg32(2, "new file uid", ar->ar_arg_uid); 777 kau_write(rec, tok); 778 } 779 if (ARG_IS_VALID(kar, ARG_GID)) { 780 tok = au_to_arg32(3, "new file gid", ar->ar_arg_gid); 781 kau_write(rec, tok); 782 } 783 UPATH1_VNODE1_TOKENS; 784 break; 785 786 case AUE_EXCHANGEDATA: 787 UPATH1_VNODE1_TOKENS; 788 UPATH2_TOKENS; 789 break; 790 791 case AUE_CLOSE: 792 if (ARG_IS_VALID(kar, ARG_FD)) { 793 tok = au_to_arg32(1, "fd", ar->ar_arg_fd); 794 kau_write(rec, tok); 795 } 796 UPATH1_VNODE1_TOKENS; 797 break; 798 799 case AUE_CORE: 800 if (ARG_IS_VALID(kar, ARG_SIGNUM)) { 801 tok = au_to_arg32(1, "signal", ar->ar_arg_signum); 802 kau_write(rec, tok); 803 } 804 UPATH1_VNODE1_TOKENS; 805 break; 806 807 case AUE_EXTATTRCTL: 808 UPATH1_VNODE1_TOKENS; 809 if (ARG_IS_VALID(kar, ARG_CMD)) { 810 tok = au_to_arg32(2, "cmd", ar->ar_arg_cmd); 811 kau_write(rec, tok); 812 } 813 /* extattrctl(2) filename parameter is in upath2/vnode2 */ 814 UPATH2_TOKENS; 815 VNODE2_TOKENS; 816 EXTATTR_TOKENS(4); 817 break; 818 819 case AUE_EXTATTR_GET_FILE: 820 case AUE_EXTATTR_SET_FILE: 821 case AUE_EXTATTR_LIST_FILE: 822 case AUE_EXTATTR_DELETE_FILE: 823 case AUE_EXTATTR_GET_LINK: 824 case AUE_EXTATTR_SET_LINK: 825 case AUE_EXTATTR_LIST_LINK: 826 case AUE_EXTATTR_DELETE_LINK: 827 UPATH1_VNODE1_TOKENS; 828 EXTATTR_TOKENS(2); 829 break; 830 831 case AUE_EXTATTR_GET_FD: 832 case AUE_EXTATTR_SET_FD: 833 case AUE_EXTATTR_LIST_FD: 834 case AUE_EXTATTR_DELETE_FD: 835 if (ARG_IS_VALID(kar, ARG_FD)) { 836 tok = au_to_arg32(2, "fd", ar->ar_arg_fd); 837 kau_write(rec, tok); 838 } 839 EXTATTR_TOKENS(2); 840 break; 841 842 case AUE_FEXECVE: 843 if (ARG_IS_VALID(kar, ARG_FD)) { 844 tok = au_to_arg32(1, "fd", ar->ar_arg_fd); 845 kau_write(rec, tok); 846 } 847 /* FALLTHROUGH */ 848 849 case AUE_EXECVE: 850 case AUE_MAC_EXECVE: 851 if (ARG_IS_VALID(kar, ARG_ARGV)) { 852 tok = au_to_exec_args(ar->ar_arg_argv, 853 ar->ar_arg_argc); 854 kau_write(rec, tok); 855 } 856 if (ARG_IS_VALID(kar, ARG_ENVV)) { 857 tok = au_to_exec_env(ar->ar_arg_envv, 858 ar->ar_arg_envc); 859 kau_write(rec, tok); 860 } 861 UPATH1_VNODE1_TOKENS; 862 break; 863 864 case AUE_FCHMOD: 865 if (ARG_IS_VALID(kar, ARG_MODE)) { 866 tok = au_to_arg32(2, "new file mode", 867 ar->ar_arg_mode); 868 kau_write(rec, tok); 869 } 870 FD_VNODE1_TOKENS; 871 break; 872 873 /* 874 * XXXRW: Some of these need to handle non-vnode cases as well. 875 */ 876 case AUE_FCHDIR: 877 case AUE_FPATHCONF: 878 case AUE_FSTAT: 879 case AUE_FSTATFS: 880 case AUE_FSYNC: 881 case AUE_FTRUNCATE: 882 case AUE_FUTIMES: 883 case AUE_GETDIRENTRIES: 884 case AUE_GETDIRENTRIESATTR: 885 case AUE_LSEEK: 886 case AUE_POLL: 887 case AUE_READ: 888 case AUE_READV: 889 case AUE_WRITE: 890 case AUE_WRITEV: 891 FD_VNODE1_TOKENS; 892 break; 893 894 case AUE_FCHOWN: 895 if (ARG_IS_VALID(kar, ARG_UID)) { 896 tok = au_to_arg32(2, "new file uid", ar->ar_arg_uid); 897 kau_write(rec, tok); 898 } 899 if (ARG_IS_VALID(kar, ARG_GID)) { 900 tok = au_to_arg32(3, "new file gid", ar->ar_arg_gid); 901 kau_write(rec, tok); 902 } 903 FD_VNODE1_TOKENS; 904 break; 905 906 case AUE_FCNTL: 907 if (ARG_IS_VALID(kar, ARG_CMD)) { 908 tok = au_to_arg32(2, "cmd", 909 au_fcntl_cmd_to_bsm(ar->ar_arg_cmd)); 910 kau_write(rec, tok); 911 } 912 if (ar->ar_arg_cmd == F_GETLK || ar->ar_arg_cmd == F_SETLK || 913 ar->ar_arg_cmd == F_SETLKW) { 914 FD_VNODE1_TOKENS; 915 } 916 break; 917 918 case AUE_FCHFLAGS: 919 if (ARG_IS_VALID(kar, ARG_FFLAGS)) { 920 tok = au_to_arg32(2, "flags", ar->ar_arg_fflags); 921 kau_write(rec, tok); 922 } 923 FD_VNODE1_TOKENS; 924 break; 925 926 case AUE_FLOCK: 927 if (ARG_IS_VALID(kar, ARG_CMD)) { 928 tok = au_to_arg32(2, "operation", ar->ar_arg_cmd); 929 kau_write(rec, tok); 930 } 931 FD_VNODE1_TOKENS; 932 break; 933 934 case AUE_RFORK: 935 if (ARG_IS_VALID(kar, ARG_FFLAGS)) { 936 tok = au_to_arg32(1, "flags", ar->ar_arg_fflags); 937 kau_write(rec, tok); 938 } 939 /* FALLTHROUGH */ 940 941 case AUE_FORK: 942 case AUE_VFORK: 943 if (ARG_IS_VALID(kar, ARG_PID)) { 944 tok = au_to_arg32(0, "child PID", ar->ar_arg_pid); 945 kau_write(rec, tok); 946 } 947 break; 948 949 case AUE_IOCTL: 950 if (ARG_IS_VALID(kar, ARG_CMD)) { 951 tok = au_to_arg32(2, "cmd", ar->ar_arg_cmd); 952 kau_write(rec, tok); 953 } 954 if (ARG_IS_VALID(kar, ARG_VNODE1)) 955 FD_VNODE1_TOKENS; 956 else { 957 if (ARG_IS_VALID(kar, ARG_SOCKINFO)) { 958 tok = kau_to_socket(&ar->ar_arg_sockinfo); 959 kau_write(rec, tok); 960 } else { 961 if (ARG_IS_VALID(kar, ARG_FD)) { 962 tok = au_to_arg32(1, "fd", 963 ar->ar_arg_fd); 964 kau_write(rec, tok); 965 } 966 } 967 } 968 break; 969 970 case AUE_KILL: 971 case AUE_KILLPG: 972 if (ARG_IS_VALID(kar, ARG_SIGNUM)) { 973 tok = au_to_arg32(2, "signal", ar->ar_arg_signum); 974 kau_write(rec, tok); 975 } 976 PROCESS_PID_TOKENS(1); 977 break; 978 979 case AUE_KTRACE: 980 if (ARG_IS_VALID(kar, ARG_CMD)) { 981 tok = au_to_arg32(2, "ops", ar->ar_arg_cmd); 982 kau_write(rec, tok); 983 } 984 if (ARG_IS_VALID(kar, ARG_VALUE)) { 985 tok = au_to_arg32(3, "trpoints", ar->ar_arg_value); 986 kau_write(rec, tok); 987 } 988 PROCESS_PID_TOKENS(4); 989 UPATH1_VNODE1_TOKENS; 990 break; 991 992 case AUE_LINK: 993 case AUE_RENAME: 994 UPATH1_VNODE1_TOKENS; 995 UPATH2_TOKENS; 996 break; 997 998 case AUE_LOADSHFILE: 999 ADDR_TOKEN(4, "base addr"); 1000 UPATH1_VNODE1_TOKENS; 1001 break; 1002 1003 case AUE_MKDIR: 1004 if (ARG_IS_VALID(kar, ARG_MODE)) { 1005 tok = au_to_arg32(2, "mode", ar->ar_arg_mode); 1006 kau_write(rec, tok); 1007 } 1008 UPATH1_VNODE1_TOKENS; 1009 break; 1010 1011 case AUE_MKNOD: 1012 if (ARG_IS_VALID(kar, ARG_MODE)) { 1013 tok = au_to_arg32(2, "mode", ar->ar_arg_mode); 1014 kau_write(rec, tok); 1015 } 1016 if (ARG_IS_VALID(kar, ARG_DEV)) { 1017 tok = au_to_arg32(3, "dev", ar->ar_arg_dev); 1018 kau_write(rec, tok); 1019 } 1020 UPATH1_VNODE1_TOKENS; 1021 break; 1022 1023 case AUE_MMAP: 1024 case AUE_MUNMAP: 1025 case AUE_MPROTECT: 1026 case AUE_MLOCK: 1027 case AUE_MUNLOCK: 1028 case AUE_MINHERIT: 1029 ADDR_TOKEN(1, "addr"); 1030 if (ARG_IS_VALID(kar, ARG_LEN)) { 1031 tok = au_to_arg32(2, "len", ar->ar_arg_len); 1032 kau_write(rec, tok); 1033 } 1034 if (ar->ar_event == AUE_MMAP) 1035 FD_VNODE1_TOKENS; 1036 if (ar->ar_event == AUE_MPROTECT) { 1037 if (ARG_IS_VALID(kar, ARG_VALUE)) { 1038 tok = au_to_arg32(3, "protection", 1039 ar->ar_arg_value); 1040 kau_write(rec, tok); 1041 } 1042 } 1043 if (ar->ar_event == AUE_MINHERIT) { 1044 if (ARG_IS_VALID(kar, ARG_VALUE)) { 1045 tok = au_to_arg32(3, "inherit", 1046 ar->ar_arg_value); 1047 kau_write(rec, tok); 1048 } 1049 } 1050 break; 1051 1052 case AUE_MOUNT: 1053 case AUE_NMOUNT: 1054 /* XXX Need to handle NFS mounts */ 1055 if (ARG_IS_VALID(kar, ARG_FFLAGS)) { 1056 tok = au_to_arg32(3, "flags", ar->ar_arg_fflags); 1057 kau_write(rec, tok); 1058 } 1059 if (ARG_IS_VALID(kar, ARG_TEXT)) { 1060 tok = au_to_text(ar->ar_arg_text); 1061 kau_write(rec, tok); 1062 } 1063 /* FALLTHROUGH */ 1064 1065 case AUE_NFS_SVC: 1066 if (ARG_IS_VALID(kar, ARG_CMD)) { 1067 tok = au_to_arg32(1, "flags", ar->ar_arg_cmd); 1068 kau_write(rec, tok); 1069 } 1070 break; 1071 1072 case AUE_UMOUNT: 1073 if (ARG_IS_VALID(kar, ARG_VALUE)) { 1074 tok = au_to_arg32(2, "flags", ar->ar_arg_value); 1075 kau_write(rec, tok); 1076 } 1077 UPATH1_VNODE1_TOKENS; 1078 if (ARG_IS_VALID(kar, ARG_TEXT)) { 1079 tok = au_to_text(ar->ar_arg_text); 1080 kau_write(rec, tok); 1081 } 1082 break; 1083 1084 case AUE_MSGCTL: 1085 ar->ar_event = audit_msgctl_to_event(ar->ar_arg_svipc_cmd); 1086 /* Fall through */ 1087 1088 case AUE_MSGRCV: 1089 case AUE_MSGSND: 1090 tok = au_to_arg32(1, "msg ID", ar->ar_arg_svipc_id); 1091 kau_write(rec, tok); 1092 if (ar->ar_errno != EINVAL) { 1093 tok = au_to_ipc(AT_IPC_MSG, ar->ar_arg_svipc_id); 1094 kau_write(rec, tok); 1095 } 1096 break; 1097 1098 case AUE_MSGGET: 1099 if (ar->ar_errno == 0) { 1100 if (ARG_IS_VALID(kar, ARG_SVIPC_ID)) { 1101 tok = au_to_ipc(AT_IPC_MSG, 1102 ar->ar_arg_svipc_id); 1103 kau_write(rec, tok); 1104 } 1105 } 1106 break; 1107 1108 case AUE_RESETSHFILE: 1109 ADDR_TOKEN(1, "base addr"); 1110 break; 1111 1112 case AUE_OPEN_RC: 1113 case AUE_OPEN_RTC: 1114 case AUE_OPEN_RWC: 1115 case AUE_OPEN_RWTC: 1116 case AUE_OPEN_WC: 1117 case AUE_OPEN_WTC: 1118 case AUE_CREAT: 1119 if (ARG_IS_VALID(kar, ARG_MODE)) { 1120 tok = au_to_arg32(3, "mode", ar->ar_arg_mode); 1121 kau_write(rec, tok); 1122 } 1123 /* FALLTHROUGH */ 1124 1125 case AUE_OPEN_R: 1126 case AUE_OPEN_RT: 1127 case AUE_OPEN_RW: 1128 case AUE_OPEN_RWT: 1129 case AUE_OPEN_W: 1130 case AUE_OPEN_WT: 1131 if (ARG_IS_VALID(kar, ARG_FFLAGS)) { 1132 tok = au_to_arg32(2, "flags", ar->ar_arg_fflags); 1133 kau_write(rec, tok); 1134 } 1135 UPATH1_VNODE1_TOKENS; 1136 break; 1137 1138 case AUE_PTRACE: 1139 if (ARG_IS_VALID(kar, ARG_CMD)) { 1140 tok = au_to_arg32(1, "request", ar->ar_arg_cmd); 1141 kau_write(rec, tok); 1142 } 1143 if (ARG_IS_VALID(kar, ARG_VALUE)) { 1144 tok = au_to_arg32(4, "data", ar->ar_arg_value); 1145 kau_write(rec, tok); 1146 } 1147 PROCESS_PID_TOKENS(2); 1148 break; 1149 1150 case AUE_QUOTACTL: 1151 if (ARG_IS_VALID(kar, ARG_CMD)) { 1152 tok = au_to_arg32(2, "command", ar->ar_arg_cmd); 1153 kau_write(rec, tok); 1154 } 1155 if (ARG_IS_VALID(kar, ARG_UID)) { 1156 tok = au_to_arg32(3, "uid", ar->ar_arg_uid); 1157 kau_write(rec, tok); 1158 } 1159 if (ARG_IS_VALID(kar, ARG_GID)) { 1160 tok = au_to_arg32(3, "gid", ar->ar_arg_gid); 1161 kau_write(rec, tok); 1162 } 1163 UPATH1_VNODE1_TOKENS; 1164 break; 1165 1166 case AUE_REBOOT: 1167 if (ARG_IS_VALID(kar, ARG_CMD)) { 1168 tok = au_to_arg32(1, "howto", ar->ar_arg_cmd); 1169 kau_write(rec, tok); 1170 } 1171 break; 1172 1173 case AUE_SEMCTL: 1174 ar->ar_event = audit_semctl_to_event(ar->ar_arg_svipc_cmd); 1175 /* Fall through */ 1176 1177 case AUE_SEMOP: 1178 if (ARG_IS_VALID(kar, ARG_SVIPC_ID)) { 1179 tok = au_to_arg32(1, "sem ID", ar->ar_arg_svipc_id); 1180 kau_write(rec, tok); 1181 if (ar->ar_errno != EINVAL) { 1182 tok = au_to_ipc(AT_IPC_SEM, 1183 ar->ar_arg_svipc_id); 1184 kau_write(rec, tok); 1185 } 1186 } 1187 break; 1188 1189 case AUE_SEMGET: 1190 if (ar->ar_errno == 0) { 1191 if (ARG_IS_VALID(kar, ARG_SVIPC_ID)) { 1192 tok = au_to_ipc(AT_IPC_SEM, 1193 ar->ar_arg_svipc_id); 1194 kau_write(rec, tok); 1195 } 1196 } 1197 break; 1198 1199 case AUE_SETEGID: 1200 if (ARG_IS_VALID(kar, ARG_EGID)) { 1201 tok = au_to_arg32(1, "egid", ar->ar_arg_egid); 1202 kau_write(rec, tok); 1203 } 1204 break; 1205 1206 case AUE_SETEUID: 1207 if (ARG_IS_VALID(kar, ARG_EUID)) { 1208 tok = au_to_arg32(1, "euid", ar->ar_arg_euid); 1209 kau_write(rec, tok); 1210 } 1211 break; 1212 1213 case AUE_SETREGID: 1214 if (ARG_IS_VALID(kar, ARG_RGID)) { 1215 tok = au_to_arg32(1, "rgid", ar->ar_arg_rgid); 1216 kau_write(rec, tok); 1217 } 1218 if (ARG_IS_VALID(kar, ARG_EGID)) { 1219 tok = au_to_arg32(2, "egid", ar->ar_arg_egid); 1220 kau_write(rec, tok); 1221 } 1222 break; 1223 1224 case AUE_SETREUID: 1225 if (ARG_IS_VALID(kar, ARG_RUID)) { 1226 tok = au_to_arg32(1, "ruid", ar->ar_arg_ruid); 1227 kau_write(rec, tok); 1228 } 1229 if (ARG_IS_VALID(kar, ARG_EUID)) { 1230 tok = au_to_arg32(2, "euid", ar->ar_arg_euid); 1231 kau_write(rec, tok); 1232 } 1233 break; 1234 1235 case AUE_SETRESGID: 1236 if (ARG_IS_VALID(kar, ARG_RGID)) { 1237 tok = au_to_arg32(1, "rgid", ar->ar_arg_rgid); 1238 kau_write(rec, tok); 1239 } 1240 if (ARG_IS_VALID(kar, ARG_EGID)) { 1241 tok = au_to_arg32(2, "egid", ar->ar_arg_egid); 1242 kau_write(rec, tok); 1243 } 1244 if (ARG_IS_VALID(kar, ARG_SGID)) { 1245 tok = au_to_arg32(3, "sgid", ar->ar_arg_sgid); 1246 kau_write(rec, tok); 1247 } 1248 break; 1249 1250 case AUE_SETRESUID: 1251 if (ARG_IS_VALID(kar, ARG_RUID)) { 1252 tok = au_to_arg32(1, "ruid", ar->ar_arg_ruid); 1253 kau_write(rec, tok); 1254 } 1255 if (ARG_IS_VALID(kar, ARG_EUID)) { 1256 tok = au_to_arg32(2, "euid", ar->ar_arg_euid); 1257 kau_write(rec, tok); 1258 } 1259 if (ARG_IS_VALID(kar, ARG_SUID)) { 1260 tok = au_to_arg32(3, "suid", ar->ar_arg_suid); 1261 kau_write(rec, tok); 1262 } 1263 break; 1264 1265 case AUE_SETGID: 1266 if (ARG_IS_VALID(kar, ARG_GID)) { 1267 tok = au_to_arg32(1, "gid", ar->ar_arg_gid); 1268 kau_write(rec, tok); 1269 } 1270 break; 1271 1272 case AUE_SETUID: 1273 if (ARG_IS_VALID(kar, ARG_UID)) { 1274 tok = au_to_arg32(1, "uid", ar->ar_arg_uid); 1275 kau_write(rec, tok); 1276 } 1277 break; 1278 1279 case AUE_SETGROUPS: 1280 if (ARG_IS_VALID(kar, ARG_GROUPSET)) { 1281 for(ctr = 0; ctr < ar->ar_arg_groups.gidset_size; ctr++) 1282 { 1283 tok = au_to_arg32(1, "setgroups", 1284 ar->ar_arg_groups.gidset[ctr]); 1285 kau_write(rec, tok); 1286 } 1287 } 1288 break; 1289 1290 case AUE_SETLOGIN: 1291 if (ARG_IS_VALID(kar, ARG_TEXT)) { 1292 tok = au_to_text(ar->ar_arg_text); 1293 kau_write(rec, tok); 1294 } 1295 break; 1296 1297 case AUE_SETPRIORITY: 1298 if (ARG_IS_VALID(kar, ARG_CMD)) { 1299 tok = au_to_arg32(1, "which", ar->ar_arg_cmd); 1300 kau_write(rec, tok); 1301 } 1302 if (ARG_IS_VALID(kar, ARG_UID)) { 1303 tok = au_to_arg32(2, "who", ar->ar_arg_uid); 1304 kau_write(rec, tok); 1305 } 1306 PROCESS_PID_TOKENS(2); 1307 if (ARG_IS_VALID(kar, ARG_VALUE)) { 1308 tok = au_to_arg32(3, "priority", ar->ar_arg_value); 1309 kau_write(rec, tok); 1310 } 1311 break; 1312 1313 case AUE_SETPRIVEXEC: 1314 if (ARG_IS_VALID(kar, ARG_VALUE)) { 1315 tok = au_to_arg32(1, "flag", ar->ar_arg_value); 1316 kau_write(rec, tok); 1317 } 1318 break; 1319 1320 /* AUE_SHMAT, AUE_SHMCTL, AUE_SHMDT and AUE_SHMGET are SysV IPC */ 1321 case AUE_SHMAT: 1322 if (ARG_IS_VALID(kar, ARG_SVIPC_ID)) { 1323 tok = au_to_arg32(1, "shmid", ar->ar_arg_svipc_id); 1324 kau_write(rec, tok); 1325 /* XXXAUDIT: Does having the ipc token make sense? */ 1326 tok = au_to_ipc(AT_IPC_SHM, ar->ar_arg_svipc_id); 1327 kau_write(rec, tok); 1328 } 1329 if (ARG_IS_VALID(kar, ARG_SVIPC_ADDR)) { 1330 tok = au_to_arg32(2, "shmaddr", 1331 (int)(uintptr_t)ar->ar_arg_svipc_addr); 1332 kau_write(rec, tok); 1333 } 1334 if (ARG_IS_VALID(kar, ARG_SVIPC_PERM)) { 1335 tok = au_to_ipc_perm(&ar->ar_arg_svipc_perm); 1336 kau_write(rec, tok); 1337 } 1338 break; 1339 1340 case AUE_SHMCTL: 1341 if (ARG_IS_VALID(kar, ARG_SVIPC_ID)) { 1342 tok = au_to_arg32(1, "shmid", ar->ar_arg_svipc_id); 1343 kau_write(rec, tok); 1344 /* XXXAUDIT: Does having the ipc token make sense? */ 1345 tok = au_to_ipc(AT_IPC_SHM, ar->ar_arg_svipc_id); 1346 kau_write(rec, tok); 1347 } 1348 switch (ar->ar_arg_svipc_cmd) { 1349 case IPC_STAT: 1350 ar->ar_event = AUE_SHMCTL_STAT; 1351 break; 1352 case IPC_RMID: 1353 ar->ar_event = AUE_SHMCTL_RMID; 1354 break; 1355 case IPC_SET: 1356 ar->ar_event = AUE_SHMCTL_SET; 1357 if (ARG_IS_VALID(kar, ARG_SVIPC_PERM)) { 1358 tok = au_to_ipc_perm(&ar->ar_arg_svipc_perm); 1359 kau_write(rec, tok); 1360 } 1361 break; 1362 default: 1363 break; /* We will audit a bad command */ 1364 } 1365 break; 1366 1367 case AUE_SHMDT: 1368 if (ARG_IS_VALID(kar, ARG_SVIPC_ADDR)) { 1369 tok = au_to_arg32(1, "shmaddr", 1370 (int)(uintptr_t)ar->ar_arg_svipc_addr); 1371 kau_write(rec, tok); 1372 } 1373 break; 1374 1375 case AUE_SHMGET: 1376 /* This is unusual; the return value is in an argument token */ 1377 if (ARG_IS_VALID(kar, ARG_SVIPC_ID)) { 1378 tok = au_to_arg32(0, "shmid", ar->ar_arg_svipc_id); 1379 kau_write(rec, tok); 1380 tok = au_to_ipc(AT_IPC_SHM, ar->ar_arg_svipc_id); 1381 kau_write(rec, tok); 1382 } 1383 if (ARG_IS_VALID(kar, ARG_SVIPC_PERM)) { 1384 tok = au_to_ipc_perm(&ar->ar_arg_svipc_perm); 1385 kau_write(rec, tok); 1386 } 1387 break; 1388 1389 /* AUE_SHMOPEN, AUE_SHMUNLINK, AUE_SEMOPEN, AUE_SEMCLOSE 1390 * and AUE_SEMUNLINK are Posix IPC */ 1391 case AUE_SHMOPEN: 1392 if (ARG_IS_VALID(kar, ARG_SVIPC_ADDR)) { 1393 tok = au_to_arg32(2, "flags", ar->ar_arg_fflags); 1394 kau_write(rec, tok); 1395 } 1396 if (ARG_IS_VALID(kar, ARG_MODE)) { 1397 tok = au_to_arg32(3, "mode", ar->ar_arg_mode); 1398 kau_write(rec, tok); 1399 } 1400 /* FALLTHROUGH */ 1401 1402 case AUE_SHMUNLINK: 1403 if (ARG_IS_VALID(kar, ARG_TEXT)) { 1404 tok = au_to_text(ar->ar_arg_text); 1405 kau_write(rec, tok); 1406 } 1407 if (ARG_IS_VALID(kar, ARG_POSIX_IPC_PERM)) { 1408 struct ipc_perm perm; 1409 1410 perm.uid = ar->ar_arg_pipc_perm.pipc_uid; 1411 perm.gid = ar->ar_arg_pipc_perm.pipc_gid; 1412 perm.cuid = ar->ar_arg_pipc_perm.pipc_uid; 1413 perm.cgid = ar->ar_arg_pipc_perm.pipc_gid; 1414 perm.mode = ar->ar_arg_pipc_perm.pipc_mode; 1415 perm.seq = 0; 1416 perm.key = 0; 1417 tok = au_to_ipc_perm(&perm); 1418 kau_write(rec, tok); 1419 } 1420 break; 1421 1422 case AUE_SEMOPEN: 1423 if (ARG_IS_VALID(kar, ARG_FFLAGS)) { 1424 tok = au_to_arg32(2, "flags", ar->ar_arg_fflags); 1425 kau_write(rec, tok); 1426 } 1427 if (ARG_IS_VALID(kar, ARG_MODE)) { 1428 tok = au_to_arg32(3, "mode", ar->ar_arg_mode); 1429 kau_write(rec, tok); 1430 } 1431 if (ARG_IS_VALID(kar, ARG_VALUE)) { 1432 tok = au_to_arg32(4, "value", ar->ar_arg_value); 1433 kau_write(rec, tok); 1434 } 1435 /* FALLTHROUGH */ 1436 1437 case AUE_SEMUNLINK: 1438 if (ARG_IS_VALID(kar, ARG_TEXT)) { 1439 tok = au_to_text(ar->ar_arg_text); 1440 kau_write(rec, tok); 1441 } 1442 if (ARG_IS_VALID(kar, ARG_POSIX_IPC_PERM)) { 1443 struct ipc_perm perm; 1444 1445 perm.uid = ar->ar_arg_pipc_perm.pipc_uid; 1446 perm.gid = ar->ar_arg_pipc_perm.pipc_gid; 1447 perm.cuid = ar->ar_arg_pipc_perm.pipc_uid; 1448 perm.cgid = ar->ar_arg_pipc_perm.pipc_gid; 1449 perm.mode = ar->ar_arg_pipc_perm.pipc_mode; 1450 perm.seq = 0; 1451 perm.key = 0; 1452 tok = au_to_ipc_perm(&perm); 1453 kau_write(rec, tok); 1454 } 1455 break; 1456 1457 case AUE_SEMCLOSE: 1458 if (ARG_IS_VALID(kar, ARG_FD)) { 1459 tok = au_to_arg32(1, "sem", ar->ar_arg_fd); 1460 kau_write(rec, tok); 1461 } 1462 break; 1463 1464 case AUE_SYMLINK: 1465 if (ARG_IS_VALID(kar, ARG_TEXT)) { 1466 tok = au_to_text(ar->ar_arg_text); 1467 kau_write(rec, tok); 1468 } 1469 UPATH1_VNODE1_TOKENS; 1470 break; 1471 1472 case AUE_SYSCTL: 1473 case AUE_SYSCTL_NONADMIN: 1474 if (ARG_IS_VALID(kar, ARG_CTLNAME | ARG_LEN)) { 1475 for (ctr = 0; ctr < ar->ar_arg_len; ctr++) { 1476 tok = au_to_arg32(1, "name", 1477 ar->ar_arg_ctlname[ctr]); 1478 kau_write(rec, tok); 1479 } 1480 } 1481 if (ARG_IS_VALID(kar, ARG_VALUE)) { 1482 tok = au_to_arg32(5, "newval", ar->ar_arg_value); 1483 kau_write(rec, tok); 1484 } 1485 if (ARG_IS_VALID(kar, ARG_TEXT)) { 1486 tok = au_to_text(ar->ar_arg_text); 1487 kau_write(rec, tok); 1488 } 1489 break; 1490 1491 case AUE_UMASK: 1492 if (ARG_IS_VALID(kar, ARG_MASK)) { 1493 tok = au_to_arg32(1, "new mask", ar->ar_arg_mask); 1494 kau_write(rec, tok); 1495 } 1496 tok = au_to_arg32(0, "prev mask", ar->ar_retval); 1497 kau_write(rec, tok); 1498 break; 1499 1500 case AUE_WAIT4: 1501 PROCESS_PID_TOKENS(1); 1502 if (ARG_IS_VALID(kar, ARG_VALUE)) { 1503 tok = au_to_arg32(3, "options", ar->ar_arg_value); 1504 kau_write(rec, tok); 1505 } 1506 break; 1507 1508 case AUE_NULL: 1509 default: 1510 printf("BSM conversion requested for unknown event %d\n", 1511 ar->ar_event); 1512 1513 /* 1514 * Write the subject token so it is properly freed here. 1515 */ 1516 kau_write(rec, subj_tok); 1517 kau_free(rec); 1518 return (BSM_NOAUDIT); 1519 } 1520 1521 kau_write(rec, subj_tok); 1522 tok = au_to_return32(au_errno_to_bsm(ar->ar_errno), ar->ar_retval); 1523 kau_write(rec, tok); /* Every record gets a return token */ 1524 1525 kau_close(rec, &ar->ar_endtime, ar->ar_event); 1526 1527 *pau = rec; 1528 return (BSM_SUCCESS); 1529} 1530 1531/* 1532 * Verify that a record is a valid BSM record. This verification is simple 1533 * now, but may be expanded on sometime in the future. Return 1 if the 1534 * record is good, 0 otherwise. 1535 */ 1536int 1537bsm_rec_verify(void *rec) 1538{ 1539 char c = *(char *)rec; 1540 1541 /* 1542 * Check the token ID of the first token; it has to be a header 1543 * token. 1544 * 1545 * XXXAUDIT There needs to be a token structure to map a token. 1546 * XXXAUDIT 'Shouldn't be simply looking at the first char. 1547 */ 1548 if ((c != AUT_HEADER32) && (c != AUT_HEADER32_EX) && 1549 (c != AUT_HEADER64) && (c != AUT_HEADER64_EX)) 1550 return (0); 1551 return (1); 1552} 1553