sys/security/audit/audit_bsm.c

   1 /*
   2  * SPDX-License-Identifier: BSD-3-Clause
   3  *
   4  * Copyright (c) 1999-2009 Apple Inc.
   5  * Copyright (c) 2016-2017 Robert N. M. Watson
   6  * All rights reserved.
   7  *
   8  * Portions of this software were developed by BAE Systems, the University of
   9  * Cambridge Computer Laboratory, and Memorial University under DARPA/AFRL
  10  * contract FA8650-15-C-7558 ("CADETS"), as part of the DARPA Transparent
  11  * Computing (TC) research program.
  12  *
  13  * Redistribution and use in source and binary forms, with or without
  14  * modification, are permitted provided that the following conditions
  15  * are met:
  16  * 1.  Redistributions of source code must retain the above copyright
  17  *     notice, this list of conditions and the following disclaimer.
  18  * 2.  Redistributions in binary form must reproduce the above copyright
  19  *     notice, this list of conditions and the following disclaimer in the
  20  *     documentation and/or other materials provided with the distribution.
  21  * 3.  Neither the name of Apple Inc. ("Apple") nor the names of
  22  *     its contributors may be used to endorse or promote products derived
  23  *     from this software without specific prior written permission.
  24  *
  25  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND
  26  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  27  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  28  * ARE DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR
  29  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  30  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  31  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  32  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  33  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
  34  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  35  * POSSIBILITY OF SUCH DAMAGE.
  36  */
  37
  38 #include <sys/cdefs.h>
  39 __FBSDID("$FreeBSD$");
  40
  41 #include <sys/param.h>
  42 #include <sys/vnode.h>
  43 #include <sys/ipc.h>
  44 #include <sys/lock.h>
  45 #include <sys/malloc.h>
  46 #include <sys/mutex.h>
  47 #include <sys/socket.h>
  48 #include <sys/extattr.h>
  49 #include <sys/fcntl.h>
  50 #include <sys/user.h>
  51 #include <sys/systm.h>
  52
  53 #include <bsm/audit.h>
  54 #include <bsm/audit_internal.h>
  55 #include <bsm/audit_record.h>
  56 #include <bsm/audit_kevents.h>
  57
  58 #include <security/audit/audit.h>
  59 #include <security/audit/audit_private.h>
  60
  61 #include <netinet/in_systm.h>
  62 #include <netinet/in.h>
  63 #include <netinet/ip.h>
  64
  65 MALLOC_DEFINE(M_AUDITBSM, "audit_bsm", "Audit BSM data");
  66
  67 static void     audit_sys_auditon(struct audit_record *ar,
  68                     struct au_record *rec);
  69
  70 /*
  71  * Initialize the BSM auditing subsystem.
  72  */
  73 void
  74 kau_init(void)
  75 {
  76
  77         au_evclassmap_init();
  78         au_evnamemap_init();
  79 }
  80
  81 /*
  82  * This call reserves memory for the audit record.  Memory must be guaranteed
  83  * before any auditable event can be generated.  The au_record structure
  84  * maintains a reference to the memory allocated above and also the list of
  85  * tokens associated with this record.
  86  */
  87 static struct au_record *
  88 kau_open(void)
  89 {
  90         struct au_record *rec;
  91
  92         rec = malloc(sizeof(*rec), M_AUDITBSM, M_WAITOK);
  93         rec->data = NULL;
  94         TAILQ_INIT(&rec->token_q);
  95         rec->len = 0;
  96         rec->used = 1;
  97
  98         return (rec);
  99 }
 100
 101 /*
 102  * Store the token with the record descriptor.
 103  */
 104 static void
 105 kau_write(struct au_record *rec, struct au_token *tok)
 106 {
 107
 108         KASSERT(tok != NULL, ("kau_write: tok == NULL"));
 109
 110         TAILQ_INSERT_TAIL(&rec->token_q, tok, tokens);
 111         rec->len += tok->len;
 112 }
 113
 114 /*
 115  * Close out the audit record by adding the header token, identifying any
 116  * missing tokens.  Write out the tokens to the record memory.
 117  */
 118 static void
 119 kau_close(struct au_record *rec, struct timespec *ctime, short event)
 120 {
 121         u_char *dptr;
 122         size_t tot_rec_size;
 123         token_t *cur, *hdr, *trail;
 124         struct timeval tm;
 125         size_t hdrsize;
 126         struct auditinfo_addr ak;
 127         struct in6_addr *ap;
 128
 129         audit_get_kinfo(&ak);
 130         hdrsize = 0;
 131         switch (ak.ai_termid.at_type) {
 132         case AU_IPv4:
 133                 hdrsize = (ak.ai_termid.at_addr[0] == INADDR_ANY) ?
 134                     AUDIT_HEADER_SIZE : AUDIT_HEADER_EX_SIZE(&ak);
 135                 break;
 136         case AU_IPv6:
 137                 ap = (struct in6_addr *)&ak.ai_termid.at_addr[0];
 138                 hdrsize = (IN6_IS_ADDR_UNSPECIFIED(ap)) ? AUDIT_HEADER_SIZE :
 139                     AUDIT_HEADER_EX_SIZE(&ak);
 140                 break;
 141         default:
 142                 panic("kau_close: invalid address family");
 143         }
 144         tot_rec_size = rec->len + hdrsize + AUDIT_TRAILER_SIZE;
 145         rec->data = malloc(tot_rec_size, M_AUDITBSM, M_WAITOK | M_ZERO);
 146
 147         tm.tv_usec = ctime->tv_nsec / 1000;
 148         tm.tv_sec = ctime->tv_sec;
 149         if (hdrsize != AUDIT_HEADER_SIZE)
 150                 hdr = au_to_header32_ex_tm(tot_rec_size, event, 0, tm, &ak);
 151         else
 152                 hdr = au_to_header32_tm(tot_rec_size, event, 0, tm);
 153         TAILQ_INSERT_HEAD(&rec->token_q, hdr, tokens);
 154
 155         trail = au_to_trailer(tot_rec_size);
 156         TAILQ_INSERT_TAIL(&rec->token_q, trail, tokens);
 157
 158         rec->len = tot_rec_size;
 159         dptr = rec->data;
 160         TAILQ_FOREACH(cur, &rec->token_q, tokens) {
 161                 memcpy(dptr, cur->t_data, cur->len);
 162                 dptr += cur->len;
 163         }
 164 }
 165
 166 /*
 167  * Free a BSM audit record by releasing all the tokens and clearing the audit
 168  * record information.
 169  */
 170 void
 171 kau_free(struct au_record *rec)
 172 {
 173         struct au_token *tok;
 174
 175         /* Free the token list. */
 176         while ((tok = TAILQ_FIRST(&rec->token_q))) {
 177                 TAILQ_REMOVE(&rec->token_q, tok, tokens);
 178                 free(tok->t_data, M_AUDITBSM);
 179                 free(tok, M_AUDITBSM);
 180         }
 181
 182         rec->used = 0;
 183         rec->len = 0;
 184         free(rec->data, M_AUDITBSM);
 185         free(rec, M_AUDITBSM);
 186 }
 187
 188 /*
 189  * XXX: May want turn some (or all) of these macros into functions in order
 190  * to reduce the generated code size.
 191  *
 192  * XXXAUDIT: These macros assume that 'kar', 'ar', 'rec', and 'tok' in the
 193  * caller are OK with this.
 194  */
 195 #define ATFD1_TOKENS(argnum) do {                                       \
 196         if (ARG_IS_VALID(kar, ARG_ATFD1)) {                             \
 197                 tok = au_to_arg32(argnum, "at fd 1", ar->ar_arg_atfd1); \
 198                 kau_write(rec, tok);                                    \
 199         }                                                               \
 200 } while (0)
 201
 202 #define ATFD2_TOKENS(argnum) do {                                       \
 203         if (ARG_IS_VALID(kar, ARG_ATFD2)) {                             \
 204                 tok = au_to_arg32(argnum, "at fd 2", ar->ar_arg_atfd2); \
 205                 kau_write(rec, tok);                                    \
 206         }                                                               \
 207 } while (0)
 208
 209 #define UPATH1_TOKENS do {                                              \
 210         if (ARG_IS_VALID(kar, ARG_UPATH1)) {                            \
 211                 tok = au_to_path(ar->ar_arg_upath1);                    \
 212                 kau_write(rec, tok);                                    \
 213         }                                                               \
 214 } while (0)
 215
 216 #define UPATH2_TOKENS do {                                              \
 217         if (ARG_IS_VALID(kar, ARG_UPATH2)) {                            \
 218                 tok = au_to_path(ar->ar_arg_upath2);                    \
 219                 kau_write(rec, tok);                                    \
 220         }                                                               \
 221 } while (0)
 222
 223 #define VNODE1_TOKENS do {                                              \
 224         if (ARG_IS_VALID(kar, ARG_ATFD)) {                              \
 225                 tok = au_to_arg32(1, "at fd", ar->ar_arg_atfd);         \
 226                 kau_write(rec, tok);                                    \
 227         }                                                               \
 228         if (ARG_IS_VALID(kar, ARG_VNODE1)) {                            \
 229                 tok = au_to_attr32(&ar->ar_arg_vnode1);                 \
 230                 kau_write(rec, tok);                                    \
 231         }                                                               \
 232 } while (0)
 233
 234 #define UPATH1_VNODE1_TOKENS do {                                       \
 235         UPATH1_TOKENS;                                                  \
 236         if (ARG_IS_VALID(kar, ARG_VNODE1)) {                            \
 237                 tok = au_to_attr32(&ar->ar_arg_vnode1);                 \
 238                 kau_write(rec, tok);                                    \
 239         }                                                               \
 240 } while (0)
 241
 242 #define VNODE2_TOKENS do {                                              \
 243         if (ARG_IS_VALID(kar, ARG_VNODE2)) {                            \
 244                 tok = au_to_attr32(&ar->ar_arg_vnode2);                 \
 245                 kau_write(rec, tok);                                    \
 246         }                                                               \
 247 } while (0)
 248
 249 #define FD_VNODE1_TOKENS do {                                           \
 250         if (ARG_IS_VALID(kar, ARG_VNODE1)) {                            \
 251                 if (ARG_IS_VALID(kar, ARG_FD)) {                        \
 252                         tok = au_to_arg32(1, "fd", ar->ar_arg_fd);      \
 253                         kau_write(rec, tok);                            \
 254                 }                                                       \
 255                 tok = au_to_attr32(&ar->ar_arg_vnode1);                 \
 256                 kau_write(rec, tok);                                    \
 257         } else {                                                        \
 258                 if (ARG_IS_VALID(kar, ARG_FD)) {                        \
 259                         tok = au_to_arg32(1, "non-file: fd",            \
 260                             ar->ar_arg_fd);                             \
 261                         kau_write(rec, tok);                            \
 262                 }                                                       \
 263         }                                                               \
 264 } while (0)
 265
 266 #define PROCESS_PID_TOKENS(argn) do {                                   \
 267         if ((ar->ar_arg_pid > 0) /* Reference a single process */       \
 268             && (ARG_IS_VALID(kar, ARG_PROCESS))) {                      \
 269                 tok = au_to_process32_ex(ar->ar_arg_auid,               \
 270                     ar->ar_arg_euid, ar->ar_arg_egid,                   \
 271                     ar->ar_arg_ruid, ar->ar_arg_rgid,                   \
 272                     ar->ar_arg_pid, ar->ar_arg_asid,                    \
 273                     &ar->ar_arg_termid_addr);                           \
 274                 kau_write(rec, tok);                                    \
 275         } else if (ARG_IS_VALID(kar, ARG_PID)) {                        \
 276                 tok = au_to_arg32(argn, "process", ar->ar_arg_pid);     \
 277                 kau_write(rec, tok);                                    \
 278         }                                                               \
 279 } while (0)
 280
 281 #define EXTATTR_TOKENS(namespace_argnum) do {                           \
 282         if (ARG_IS_VALID(kar, ARG_VALUE)) {                             \
 283                 switch (ar->ar_arg_value) {                             \
 284                 case EXTATTR_NAMESPACE_USER:                            \
 285                         tok = au_to_text(EXTATTR_NAMESPACE_USER_STRING);\
 286                         break;                                          \
 287                 case EXTATTR_NAMESPACE_SYSTEM:                          \
 288                         tok = au_to_text(EXTATTR_NAMESPACE_SYSTEM_STRING);\
 289                         break;                                          \
 290                 default:                                                \
 291                         tok = au_to_arg32((namespace_argnum),           \
 292                             "attrnamespace", ar->ar_arg_value);         \
 293                         break;                                          \
 294                 }                                                       \
 295                 kau_write(rec, tok);                                    \
 296         }                                                               \
 297         /* attrname is in the text field */                             \
 298         if (ARG_IS_VALID(kar, ARG_TEXT)) {                              \
 299                 tok = au_to_text(ar->ar_arg_text);                      \
 300                 kau_write(rec, tok);                                    \
 301         }                                                               \
 302 } while (0)
 303
 304 /*
 305  * Not all pointer arguments to system calls are of interest, but in some
 306  * cases they reflect delegation of rights, such as mmap(2) followed by
 307  * minherit(2) before execve(2), so do the best we can.
 308  */
 309 #define ADDR_TOKEN(argnum, argname) do {                                \
 310         if (ARG_IS_VALID(kar, ARG_ADDR)) {                              \
 311                 if (sizeof(void *) == sizeof(uint32_t))                 \
 312                         tok = au_to_arg32((argnum), (argname),          \
 313                             (uint32_t)(uintptr_t)ar->ar_arg_addr);      \
 314                 else                                                    \
 315                         tok = au_to_arg64((argnum), (argname),          \
 316                             (uint64_t)(uintptr_t)ar->ar_arg_addr);      \
 317                 kau_write(rec, tok);                                    \
 318         }                                                               \
 319 } while (0)
 320
 321
 322 /*
 323  * Implement auditing for the auditon() system call. The audit tokens that
 324  * are generated depend on the command that was sent into the auditon()
 325  * system call.
 326  */
 327 static void
 328 audit_sys_auditon(struct audit_record *ar, struct au_record *rec)
 329 {
 330         struct au_token *tok;
 331
 332         tok = au_to_arg32(3, "length", ar->ar_arg_len);
 333         kau_write(rec, tok);
 334         switch (ar->ar_arg_cmd) {
 335         case A_OLDSETPOLICY:
 336                 if ((size_t)ar->ar_arg_len == sizeof(int64_t)) {
 337                         tok = au_to_arg64(2, "policy",
 338                             ar->ar_arg_auditon.au_policy64);
 339                         kau_write(rec, tok);
 340                         break;
 341                 }
 342                 /* FALLTHROUGH */
 343
 344         case A_SETPOLICY:
 345                 tok = au_to_arg32(2, "policy", ar->ar_arg_auditon.au_policy);
 346                 kau_write(rec, tok);
 347                 break;
 348
 349         case A_SETKMASK:
 350                 tok = au_to_arg32(2, "setkmask:as_success",
 351                     ar->ar_arg_auditon.au_mask.am_success);
 352                 kau_write(rec, tok);
 353                 tok = au_to_arg32(2, "setkmask:as_failure",
 354                     ar->ar_arg_auditon.au_mask.am_failure);
 355                 kau_write(rec, tok);
 356                 break;
 357
 358         case A_OLDSETQCTRL:
 359                 if ((size_t)ar->ar_arg_len == sizeof(au_qctrl64_t)) {
 360                         tok = au_to_arg64(2, "setqctrl:aq_hiwater",
 361                             ar->ar_arg_auditon.au_qctrl64.aq64_hiwater);
 362                         kau_write(rec, tok);
 363                         tok = au_to_arg64(2, "setqctrl:aq_lowater",
 364                             ar->ar_arg_auditon.au_qctrl64.aq64_lowater);
 365                         kau_write(rec, tok);
 366                         tok = au_to_arg64(2, "setqctrl:aq_bufsz",
 367                             ar->ar_arg_auditon.au_qctrl64.aq64_bufsz);
 368                         kau_write(rec, tok);
 369                         tok = au_to_arg64(2, "setqctrl:aq_delay",
 370                             ar->ar_arg_auditon.au_qctrl64.aq64_delay);
 371                         kau_write(rec, tok);
 372                         tok = au_to_arg64(2, "setqctrl:aq_minfree",
 373                             ar->ar_arg_auditon.au_qctrl64.aq64_minfree);
 374                         kau_write(rec, tok);
 375                         break;
 376                 }
 377                 /* FALLTHROUGH */
 378
 379         case A_SETQCTRL:
 380                 tok = au_to_arg32(2, "setqctrl:aq_hiwater",
 381                     ar->ar_arg_auditon.au_qctrl.aq_hiwater);
 382                 kau_write(rec, tok);
 383                 tok = au_to_arg32(2, "setqctrl:aq_lowater",
 384                     ar->ar_arg_auditon.au_qctrl.aq_lowater);
 385                 kau_write(rec, tok);
 386                 tok = au_to_arg32(2, "setqctrl:aq_bufsz",
 387                     ar->ar_arg_auditon.au_qctrl.aq_bufsz);
 388                 kau_write(rec, tok);
 389                 tok = au_to_arg32(2, "setqctrl:aq_delay",
 390                     ar->ar_arg_auditon.au_qctrl.aq_delay);
 391                 kau_write(rec, tok);
 392                 tok = au_to_arg32(2, "setqctrl:aq_minfree",
 393                     ar->ar_arg_auditon.au_qctrl.aq_minfree);
 394                 kau_write(rec, tok);
 395                 break;
 396
 397         case A_SETUMASK:
 398                 tok = au_to_arg32(2, "setumask:as_success",
 399                     ar->ar_arg_auditon.au_auinfo.ai_mask.am_success);
 400                 kau_write(rec, tok);
 401                 tok = au_to_arg32(2, "setumask:as_failure",
 402                     ar->ar_arg_auditon.au_auinfo.ai_mask.am_failure);
 403                 kau_write(rec, tok);
 404                 break;
 405
 406         case A_SETSMASK:
 407                 tok = au_to_arg32(2, "setsmask:as_success",
 408                     ar->ar_arg_auditon.au_auinfo.ai_mask.am_success);
 409                 kau_write(rec, tok);
 410                 tok = au_to_arg32(2, "setsmask:as_failure",
 411                     ar->ar_arg_auditon.au_auinfo.ai_mask.am_failure);
 412                 kau_write(rec, tok);
 413                 break;
 414
 415         case A_OLDSETCOND:
 416                 if ((size_t)ar->ar_arg_len == sizeof(int64_t)) {
 417                         tok = au_to_arg64(2, "setcond",
 418                             ar->ar_arg_auditon.au_cond64);
 419                         kau_write(rec, tok);
 420                         break;
 421                 }
 422                 /* FALLTHROUGH */
 423
 424         case A_SETCOND:
 425                 tok = au_to_arg32(2, "setcond", ar->ar_arg_auditon.au_cond);
 426                 kau_write(rec, tok);
 427                 break;
 428
 429         case A_SETCLASS:
 430                 tok = au_to_arg32(2, "setclass:ec_event",
 431                     ar->ar_arg_auditon.au_evclass.ec_number);
 432                 kau_write(rec, tok);
 433                 tok = au_to_arg32(2, "setclass:ec_class",
 434                     ar->ar_arg_auditon.au_evclass.ec_class);
 435                 kau_write(rec, tok);
 436                 break;
 437
 438         case A_SETPMASK:
 439                 tok = au_to_arg32(2, "setpmask:as_success",
 440                     ar->ar_arg_auditon.au_aupinfo.ap_mask.am_success);
 441                 kau_write(rec, tok);
 442                 tok = au_to_arg32(2, "setpmask:as_failure",
 443                     ar->ar_arg_auditon.au_aupinfo.ap_mask.am_failure);
 444                 kau_write(rec, tok);
 445                 break;
 446
 447         case A_SETFSIZE:
 448                 tok = au_to_arg32(2, "setfsize:filesize",
 449                     ar->ar_arg_auditon.au_fstat.af_filesz);
 450                 kau_write(rec, tok);
 451                 break;
 452
 453         default:
 454                 break;
 455         }
 456 }
 457
 458 /*
 459  * Convert an internal kernel audit record to a BSM record and return a
 460  * success/failure indicator. The BSM record is passed as an out parameter to
 461  * this function.
 462  *
 463  * Return conditions:
 464  *   BSM_SUCCESS: The BSM record is valid
 465  *   BSM_FAILURE: Failure; the BSM record is NULL.
 466  *   BSM_NOAUDIT: The event is not auditable for BSM; the BSM record is NULL.
 467  */
 468 int
 469 kaudit_to_bsm(struct kaudit_record *kar, struct au_record **pau)
 470 {
 471         struct au_token *tok, *subj_tok, *jail_tok;
 472         struct au_record *rec;
 473         au_tid_t tid;
 474         struct audit_record *ar;
 475         int ctr;
 476
 477         KASSERT(kar != NULL, ("kaudit_to_bsm: kar == NULL"));
 478
 479         *pau = NULL;
 480         ar = &kar->k_ar;
 481         rec = kau_open();
 482
 483         /*
 484          * Create the subject token.  If this credential was jailed be sure to
 485          * generate a zonename token.
 486          */
 487         if (ar->ar_jailname[0] != '\0')
 488                 jail_tok = au_to_zonename(ar->ar_jailname);
 489         else
 490                 jail_tok = NULL;
 491         switch (ar->ar_subj_term_addr.at_type) {
 492         case AU_IPv4:
 493                 tid.port = ar->ar_subj_term_addr.at_port;
 494                 tid.machine = ar->ar_subj_term_addr.at_addr[0];
 495                 subj_tok = au_to_subject32(ar->ar_subj_auid,  /* audit ID */
 496                     ar->ar_subj_cred.cr_uid, /* eff uid */
 497                     ar->ar_subj_egid,   /* eff group id */
 498                     ar->ar_subj_ruid,   /* real uid */
 499                     ar->ar_subj_rgid,   /* real group id */
 500                     ar->ar_subj_pid,    /* process id */
 501                     ar->ar_subj_asid,   /* session ID */
 502                     &tid);
 503                 break;
 504         case AU_IPv6:
 505                 subj_tok = au_to_subject32_ex(ar->ar_subj_auid,
 506                     ar->ar_subj_cred.cr_uid,
 507                     ar->ar_subj_egid,
 508                     ar->ar_subj_ruid,
 509                     ar->ar_subj_rgid,
 510                     ar->ar_subj_pid,
 511                     ar->ar_subj_asid,
 512                     &ar->ar_subj_term_addr);
 513                 break;
 514         default:
 515                 bzero(&tid, sizeof(tid));
 516                 subj_tok = au_to_subject32(ar->ar_subj_auid,
 517                     ar->ar_subj_cred.cr_uid,
 518                     ar->ar_subj_egid,
 519                     ar->ar_subj_ruid,
 520                     ar->ar_subj_rgid,
 521                     ar->ar_subj_pid,
 522                     ar->ar_subj_asid,
 523                     &tid);
 524         }
 525
 526         /*
 527          * The logic inside each case fills in the tokens required for the
 528          * event, except for the header, trailer, and return tokens.  The
 529          * header and trailer tokens are added by the kau_close() function.
 530          * The return token is added outside of the switch statement.
 531          */
 532         switch(ar->ar_event) {
 533         case AUE_ACCEPT:
 534                 if (ARG_IS_VALID(kar, ARG_FD)) {
 535                         tok = au_to_arg32(1, "fd", ar->ar_arg_fd);
 536                         kau_write(rec, tok);
 537                 }
 538                 if (ARG_IS_VALID(kar, ARG_SADDRINET)) {
 539                         tok = au_to_sock_inet((struct sockaddr_in *)
 540                             &ar->ar_arg_sockaddr);
 541                         kau_write(rec, tok);
 542                 }
 543                 if (ARG_IS_VALID(kar, ARG_SADDRUNIX)) {
 544                         tok = au_to_sock_unix((struct sockaddr_un *)
 545                             &ar->ar_arg_sockaddr);
 546                         kau_write(rec, tok);
 547                         UPATH1_TOKENS;
 548                 }
 549                 break;
 550
 551         case AUE_BIND:
 552         case AUE_LISTEN:
 553         case AUE_CONNECT:
 554         case AUE_RECV:
 555         case AUE_RECVFROM:
 556         case AUE_RECVMSG:
 557         case AUE_SEND:
 558         case AUE_SENDMSG:
 559         case AUE_SENDTO:
 560                 /*
 561                  * Socket-related events.
 562                  */
 563                 if (ARG_IS_VALID(kar, ARG_FD)) {
 564                         tok = au_to_arg32(1, "fd", ar->ar_arg_fd);
 565                         kau_write(rec, tok);
 566                 }
 567                 if (ARG_IS_VALID(kar, ARG_SADDRINET)) {
 568                         tok = au_to_sock_inet((struct sockaddr_in *)
 569                             &ar->ar_arg_sockaddr);
 570                         kau_write(rec, tok);
 571                 }
 572                 if (ARG_IS_VALID(kar, ARG_SADDRUNIX)) {
 573                         tok = au_to_sock_unix((struct sockaddr_un *)
 574                             &ar->ar_arg_sockaddr);
 575                         kau_write(rec, tok);
 576                         UPATH1_TOKENS;
 577                 }
 578                 /* XXX Need to handle ARG_SADDRINET6 */
 579                 break;
 580
 581         case AUE_BINDAT:
 582         case AUE_CONNECTAT:
 583                 ATFD1_TOKENS(1);
 584                 if (ARG_IS_VALID(kar, ARG_FD)) {
 585                         tok = au_to_arg32(2, "fd", ar->ar_arg_fd);
 586                         kau_write(rec, tok);
 587                 }
 588                 if (ARG_IS_VALID(kar, ARG_SADDRUNIX)) {
 589                         tok = au_to_sock_unix((struct sockaddr_un *)
 590                             &ar->ar_arg_sockaddr);
 591                         kau_write(rec, tok);
 592                         UPATH1_TOKENS;
 593                 }
 594                 break;
 595
 596         case AUE_SENDFILE:
 597                 FD_VNODE1_TOKENS;
 598                 if (ARG_IS_VALID(kar, ARG_SADDRINET)) {
 599                         tok = au_to_sock_inet((struct sockaddr_in *)
 600                             &ar->ar_arg_sockaddr);
 601                         kau_write(rec, tok);
 602                 }
 603                 if (ARG_IS_VALID(kar, ARG_SADDRUNIX)) {
 604                         tok = au_to_sock_unix((struct sockaddr_un *)
 605                             &ar->ar_arg_sockaddr);
 606                         kau_write(rec, tok);
 607                         UPATH1_TOKENS;
 608                 }
 609                 /* XXX Need to handle ARG_SADDRINET6 */
 610                 break;
 611
 612         case AUE_SOCKET:
 613         case AUE_SOCKETPAIR:
 614                 if (ARG_IS_VALID(kar, ARG_SOCKINFO)) {
 615                         tok = au_to_arg32(1, "domain",
 616                             ar->ar_arg_sockinfo.so_domain);
 617                         kau_write(rec, tok);
 618                         tok = au_to_arg32(2, "type",
 619                             ar->ar_arg_sockinfo.so_type);
 620                         kau_write(rec, tok);
 621                         tok = au_to_arg32(3, "protocol",
 622                             ar->ar_arg_sockinfo.so_protocol);
 623                         kau_write(rec, tok);
 624                 }
 625                 break;
 626
 627         case AUE_SETSOCKOPT:
 628         case AUE_SHUTDOWN:
 629                 if (ARG_IS_VALID(kar, ARG_FD)) {
 630                         tok = au_to_arg32(1, "fd", ar->ar_arg_fd);
 631                         kau_write(rec, tok);
 632                 }
 633                 break;
 634
 635         case AUE_ACCT:
 636                 if (ARG_IS_VALID(kar, ARG_UPATH1)) {
 637                         UPATH1_VNODE1_TOKENS;
 638                 } else {
 639                         tok = au_to_arg32(1, "accounting off", 0);
 640                         kau_write(rec, tok);
 641                 }
 642                 break;
 643
 644         case AUE_SETAUID:
 645                 if (ARG_IS_VALID(kar, ARG_AUID)) {
 646                         tok = au_to_arg32(2, "setauid", ar->ar_arg_auid);
 647                         kau_write(rec, tok);
 648                 }
 649                 break;
 650
 651         case AUE_SETAUDIT:
 652                 if (ARG_IS_VALID(kar, ARG_AUID) &&
 653                     ARG_IS_VALID(kar, ARG_ASID) &&
 654                     ARG_IS_VALID(kar, ARG_AMASK) &&
 655                     ARG_IS_VALID(kar, ARG_TERMID)) {
 656                         tok = au_to_arg32(1, "setaudit:auid",
 657                             ar->ar_arg_auid);
 658                         kau_write(rec, tok);
 659                         tok = au_to_arg32(1, "setaudit:port",
 660                             ar->ar_arg_termid.port);
 661                         kau_write(rec, tok);
 662                         tok = au_to_arg32(1, "setaudit:machine",
 663                             ar->ar_arg_termid.machine);
 664                         kau_write(rec, tok);
 665                         tok = au_to_arg32(1, "setaudit:as_success",
 666                             ar->ar_arg_amask.am_success);
 667                         kau_write(rec, tok);
 668                         tok = au_to_arg32(1, "setaudit:as_failure",
 669                             ar->ar_arg_amask.am_failure);
 670                         kau_write(rec, tok);
 671                         tok = au_to_arg32(1, "setaudit:asid",
 672                             ar->ar_arg_asid);
 673                         kau_write(rec, tok);
 674                 }
 675                 break;
 676
 677         case AUE_SETAUDIT_ADDR:
 678                 if (ARG_IS_VALID(kar, ARG_AUID) &&
 679                     ARG_IS_VALID(kar, ARG_ASID) &&
 680                     ARG_IS_VALID(kar, ARG_AMASK) &&
 681                     ARG_IS_VALID(kar, ARG_TERMID_ADDR)) {
 682                         tok = au_to_arg32(1, "setaudit_addr:auid",
 683                             ar->ar_arg_auid);
 684                         kau_write(rec, tok);
 685                         tok = au_to_arg32(1, "setaudit_addr:as_success",
 686                             ar->ar_arg_amask.am_success);
 687                         kau_write(rec, tok);
 688                         tok = au_to_arg32(1, "setaudit_addr:as_failure",
 689                             ar->ar_arg_amask.am_failure);
 690                         kau_write(rec, tok);
 691                         tok = au_to_arg32(1, "setaudit_addr:asid",
 692                             ar->ar_arg_asid);
 693                         kau_write(rec, tok);
 694                         tok = au_to_arg32(1, "setaudit_addr:type",
 695                             ar->ar_arg_termid_addr.at_type);
 696                         kau_write(rec, tok);
 697                         tok = au_to_arg32(1, "setaudit_addr:port",
 698                             ar->ar_arg_termid_addr.at_port);
 699                         kau_write(rec, tok);
 700                         if (ar->ar_arg_termid_addr.at_type == AU_IPv6)
 701                                 tok = au_to_in_addr_ex((struct in6_addr *)
 702                                     &ar->ar_arg_termid_addr.at_addr[0]);
 703                         if (ar->ar_arg_termid_addr.at_type == AU_IPv4)
 704                                 tok = au_to_in_addr((struct in_addr *)
 705                                     &ar->ar_arg_termid_addr.at_addr[0]);
 706                         kau_write(rec, tok);
 707                 }
 708                 break;
 709
 710         case AUE_AUDITON:
 711                 /*
 712                  * For AUDITON commands without own event, audit the cmd.
 713                  */
 714                 if (ARG_IS_VALID(kar, ARG_CMD)) {
 715                         tok = au_to_arg32(1, "cmd", ar->ar_arg_cmd);
 716                         kau_write(rec, tok);
 717                 }
 718                 /* FALLTHROUGH */
 719
 720         case AUE_AUDITON_GETCAR:
 721         case AUE_AUDITON_GETCLASS:
 722         case AUE_AUDITON_GETCOND:
 723         case AUE_AUDITON_GETCWD:
 724         case AUE_AUDITON_GETKMASK:
 725         case AUE_AUDITON_GETSTAT:
 726         case AUE_AUDITON_GPOLICY:
 727         case AUE_AUDITON_GQCTRL:
 728         case AUE_AUDITON_SETCLASS:
 729         case AUE_AUDITON_SETCOND:
 730         case AUE_AUDITON_SETKMASK:
 731         case AUE_AUDITON_SETSMASK:
 732         case AUE_AUDITON_SETSTAT:
 733         case AUE_AUDITON_SETUMASK:
 734         case AUE_AUDITON_SPOLICY:
 735         case AUE_AUDITON_SQCTRL:
 736                 if (ARG_IS_VALID(kar, ARG_AUDITON))
 737                         audit_sys_auditon(ar, rec);
 738                 break;
 739
 740         case AUE_AUDITCTL:
 741                 UPATH1_VNODE1_TOKENS;
 742                 break;
 743
 744         case AUE_EXIT:
 745                 if (ARG_IS_VALID(kar, ARG_EXIT)) {
 746                         tok = au_to_exit(ar->ar_arg_exitretval,
 747                             ar->ar_arg_exitstatus);
 748                         kau_write(rec, tok);
 749                 }
 750                 break;
 751
 752         case AUE_ADJTIME:
 753         case AUE_CLOCK_SETTIME:
 754         case AUE_AUDIT:
 755         case AUE_DUP2:
 756         case AUE_GETAUDIT:
 757         case AUE_GETAUDIT_ADDR:
 758         case AUE_GETAUID:
 759         case AUE_GETCWD:
 760         case AUE_GETFSSTAT:
 761         case AUE_GETRESUID:
 762         case AUE_GETRESGID:
 763         case AUE_KQUEUE:
 764         case AUE_MODLOAD:
 765         case AUE_MODUNLOAD:
 766         case AUE_MSGSYS:
 767         case AUE_NTP_ADJTIME:
 768         case AUE_PIPE:
 769         case AUE_POSIX_OPENPT:
 770         case AUE_PROFILE:
 771         case AUE_RTPRIO:
 772         case AUE_SEMSYS:
 773         case AUE_SHMSYS:
 774         case AUE_SETPGRP:
 775         case AUE_SETRLIMIT:
 776         case AUE_SETSID:
 777         case AUE_SETTIMEOFDAY:
 778         case AUE_SYSARCH:
 779
 780                 /*
 781                  * Header, subject, and return tokens added at end.
 782                  */
 783                 break;
 784
 785         case AUE_ACL_DELETE_FD:
 786         case AUE_ACL_DELETE_FILE:
 787         case AUE_ACL_CHECK_FD:
 788         case AUE_ACL_CHECK_FILE:
 789         case AUE_ACL_CHECK_LINK:
 790         case AUE_ACL_DELETE_LINK:
 791         case AUE_ACL_GET_FD:
 792         case AUE_ACL_GET_FILE:
 793         case AUE_ACL_GET_LINK:
 794         case AUE_ACL_SET_FD:
 795         case AUE_ACL_SET_FILE:
 796         case AUE_ACL_SET_LINK:
 797                 if (ARG_IS_VALID(kar, ARG_VALUE)) {
 798                         tok = au_to_arg32(1, "type", ar->ar_arg_value);
 799                         kau_write(rec, tok);
 800                 }
 801                 ATFD1_TOKENS(1);
 802                 UPATH1_VNODE1_TOKENS;
 803                 break;
 804
 805         case AUE_CHDIR:
 806         case AUE_CHROOT:
 807         case AUE_FSTATAT:
 808         case AUE_FUTIMESAT:
 809         case AUE_GETATTRLIST:
 810         case AUE_JAIL:
 811         case AUE_LUTIMES:
 812         case AUE_NFS_GETFH:
 813         case AUE_LSTAT:
 814         case AUE_LPATHCONF:
 815         case AUE_PATHCONF:
 816         case AUE_READLINK:
 817         case AUE_READLINKAT:
 818         case AUE_REVOKE:
 819         case AUE_RMDIR:
 820         case AUE_SEARCHFS:
 821         case AUE_SETATTRLIST:
 822         case AUE_STAT:
 823         case AUE_STATFS:
 824         case AUE_SWAPON:
 825         case AUE_SWAPOFF:
 826         case AUE_TRUNCATE:
 827         case AUE_UNDELETE:
 828         case AUE_UNLINK:
 829         case AUE_UNLINKAT:
 830         case AUE_UTIMES:
 831                 ATFD1_TOKENS(1);
 832                 UPATH1_VNODE1_TOKENS;
 833                 break;
 834
 835         case AUE_ACCESS:
 836         case AUE_EACCESS:
 837         case AUE_FACCESSAT:
 838                 ATFD1_TOKENS(1);
 839                 UPATH1_VNODE1_TOKENS;
 840                 if (ARG_IS_VALID(kar, ARG_VALUE)) {
 841                         tok = au_to_arg32(2, "mode", ar->ar_arg_value);
 842                         kau_write(rec, tok);
 843                 }
 844                 break;
 845
 846         case AUE_FHSTATFS:
 847         case AUE_FHOPEN:
 848         case AUE_FHSTAT:
 849                 /* XXXRW: Need to audit vnode argument. */
 850                 break;
 851
 852         case AUE_CHFLAGS:
 853         case AUE_LCHFLAGS:
 854                 if (ARG_IS_VALID(kar, ARG_FFLAGS)) {
 855                         tok = au_to_arg32(2, "flags", ar->ar_arg_fflags);
 856                         kau_write(rec, tok);
 857                 }
 858                 UPATH1_VNODE1_TOKENS;
 859                 break;
 860
 861         case AUE_CHMOD:
 862         case AUE_LCHMOD:
 863                 if (ARG_IS_VALID(kar, ARG_MODE)) {
 864                         tok = au_to_arg32(2, "new file mode",
 865                             ar->ar_arg_mode);
 866                         kau_write(rec, tok);
 867                 }
 868                 UPATH1_VNODE1_TOKENS;
 869                 break;
 870
 871         case AUE_FCHMODAT:
 872                 ATFD1_TOKENS(1);
 873                 if (ARG_IS_VALID(kar, ARG_MODE)) {
 874                         tok = au_to_arg32(3, "new file mode",
 875                             ar->ar_arg_mode);
 876                         kau_write(rec, tok);
 877                 }
 878                 UPATH1_VNODE1_TOKENS;
 879                 break;
 880
 881         case AUE_CHOWN:
 882         case AUE_LCHOWN:
 883                 if (ARG_IS_VALID(kar, ARG_UID)) {
 884                         tok = au_to_arg32(2, "new file uid", ar->ar_arg_uid);
 885                         kau_write(rec, tok);
 886                 }
 887                 if (ARG_IS_VALID(kar, ARG_GID)) {
 888                         tok = au_to_arg32(3, "new file gid", ar->ar_arg_gid);
 889                         kau_write(rec, tok);
 890                 }
 891                 UPATH1_VNODE1_TOKENS;
 892                 break;
 893
 894         case AUE_FCHOWNAT:
 895                 ATFD1_TOKENS(1);
 896                 if (ARG_IS_VALID(kar, ARG_UID)) {
 897                         tok = au_to_arg32(3, "new file uid", ar->ar_arg_uid);
 898                         kau_write(rec, tok);
 899                 }
 900                 if (ARG_IS_VALID(kar, ARG_GID)) {
 901                         tok = au_to_arg32(4, "new file gid", ar->ar_arg_gid);
 902                         kau_write(rec, tok);
 903                 }
 904                 UPATH1_VNODE1_TOKENS;
 905                 break;
 906
 907         case AUE_EXCHANGEDATA:
 908                 UPATH1_VNODE1_TOKENS;
 909                 UPATH2_TOKENS;
 910                 break;
 911
 912         case AUE_CLOSE:
 913                 if (ARG_IS_VALID(kar, ARG_FD)) {
 914                         tok = au_to_arg32(1, "fd", ar->ar_arg_fd);
 915                         kau_write(rec, tok);
 916                 }
 917                 UPATH1_VNODE1_TOKENS;
 918                 break;
 919
 920         case AUE_CLOSEFROM:
 921                 if (ARG_IS_VALID(kar, ARG_FD)) {
 922                         tok = au_to_arg32(1, "fd", ar->ar_arg_fd);
 923                         kau_write(rec, tok);
 924                 }
 925                 break;
 926
 927         case AUE_CORE:
 928                 if (ARG_IS_VALID(kar, ARG_SIGNUM)) {
 929                         tok = au_to_arg32(1, "signal", ar->ar_arg_signum);
 930                         kau_write(rec, tok);
 931                 }
 932                 UPATH1_VNODE1_TOKENS;
 933                 break;
 934
 935         case AUE_EXTATTRCTL:
 936                 UPATH1_VNODE1_TOKENS;
 937                 if (ARG_IS_VALID(kar, ARG_CMD)) {
 938                         tok = au_to_arg32(2, "cmd", ar->ar_arg_cmd);
 939                         kau_write(rec, tok);
 940                 }
 941                 /* extattrctl(2) filename parameter is in upath2/vnode2 */
 942                 UPATH2_TOKENS;
 943                 VNODE2_TOKENS;
 944                 EXTATTR_TOKENS(4);
 945                 break;
 946
 947         case AUE_EXTATTR_GET_FILE:
 948         case AUE_EXTATTR_SET_FILE:
 949         case AUE_EXTATTR_LIST_FILE:
 950         case AUE_EXTATTR_DELETE_FILE:
 951         case AUE_EXTATTR_GET_LINK:
 952         case AUE_EXTATTR_SET_LINK:
 953         case AUE_EXTATTR_LIST_LINK:
 954         case AUE_EXTATTR_DELETE_LINK:
 955                 UPATH1_VNODE1_TOKENS;
 956                 EXTATTR_TOKENS(2);
 957                 break;
 958
 959         case AUE_EXTATTR_GET_FD:
 960         case AUE_EXTATTR_SET_FD:
 961         case AUE_EXTATTR_LIST_FD:
 962         case AUE_EXTATTR_DELETE_FD:
 963                 if (ARG_IS_VALID(kar, ARG_FD)) {
 964                         tok = au_to_arg32(2, "fd", ar->ar_arg_fd);
 965                         kau_write(rec, tok);
 966                 }
 967                 EXTATTR_TOKENS(2);
 968                 break;
 969
 970         case AUE_FEXECVE:
 971                 if (ARG_IS_VALID(kar, ARG_FD)) {
 972                         tok = au_to_arg32(1, "fd", ar->ar_arg_fd);
 973                         kau_write(rec, tok);
 974                 }
 975                 /* FALLTHROUGH */
 976
 977         case AUE_EXECVE:
 978         case AUE_MAC_EXECVE:
 979                 if (ARG_IS_VALID(kar, ARG_ARGV)) {
 980                         tok = au_to_exec_args(ar->ar_arg_argv,
 981                             ar->ar_arg_argc);
 982                         kau_write(rec, tok);
 983                 }
 984                 if (ARG_IS_VALID(kar, ARG_ENVV)) {
 985                         tok = au_to_exec_env(ar->ar_arg_envv,
 986                             ar->ar_arg_envc);
 987                         kau_write(rec, tok);
 988                 }
 989                 UPATH1_VNODE1_TOKENS;
 990                 break;
 991
 992         case AUE_FCHMOD:
 993                 if (ARG_IS_VALID(kar, ARG_MODE)) {
 994                         tok = au_to_arg32(2, "new file mode",
 995                             ar->ar_arg_mode);
 996                         kau_write(rec, tok);
 997                 }
 998                 FD_VNODE1_TOKENS;
 999                 break;
1000
1001         /*
1002          * XXXRW: Some of these need to handle non-vnode cases as well.
1003          */
1004         case AUE_FCHDIR:
1005         case AUE_FPATHCONF:
1006         case AUE_FSTAT:
1007         case AUE_FSTATFS:
1008         case AUE_FSYNC:
1009         case AUE_FTRUNCATE:
1010         case AUE_FUTIMES:
1011         case AUE_GETDIRENTRIES:
1012         case AUE_GETDIRENTRIESATTR:
1013         case AUE_LSEEK:
1014         case AUE_POLL:
1015         case AUE_POSIX_FALLOCATE:
1016         case AUE_PREAD:
1017         case AUE_PWRITE:
1018         case AUE_READ:
1019         case AUE_READV:
1020         case AUE_WRITE:
1021         case AUE_WRITEV:
1022                 FD_VNODE1_TOKENS;
1023                 break;
1024
1025         case AUE_FCHOWN:
1026                 if (ARG_IS_VALID(kar, ARG_UID)) {
1027                         tok = au_to_arg32(2, "new file uid", ar->ar_arg_uid);
1028                         kau_write(rec, tok);
1029                 }
1030                 if (ARG_IS_VALID(kar, ARG_GID)) {
1031                         tok = au_to_arg32(3, "new file gid", ar->ar_arg_gid);
1032                         kau_write(rec, tok);
1033                 }
1034                 FD_VNODE1_TOKENS;
1035                 break;
1036
1037         case AUE_FCNTL:
1038                 if (ARG_IS_VALID(kar, ARG_CMD)) {
1039                         tok = au_to_arg32(2, "cmd",
1040                             au_fcntl_cmd_to_bsm(ar->ar_arg_cmd));
1041                         kau_write(rec, tok);
1042                 }
1043                 FD_VNODE1_TOKENS;
1044                 break;
1045
1046         case AUE_FCHFLAGS:
1047                 if (ARG_IS_VALID(kar, ARG_FFLAGS)) {
1048                         tok = au_to_arg32(2, "flags", ar->ar_arg_fflags);
1049                         kau_write(rec, tok);
1050                 }
1051                 FD_VNODE1_TOKENS;
1052                 break;
1053
1054         case AUE_FLOCK:
1055                 if (ARG_IS_VALID(kar, ARG_CMD)) {
1056                         tok = au_to_arg32(2, "operation", ar->ar_arg_cmd);
1057                         kau_write(rec, tok);
1058                 }
1059                 FD_VNODE1_TOKENS;
1060                 break;
1061
1062         case AUE_RFORK:
1063                 if (ARG_IS_VALID(kar, ARG_FFLAGS)) {
1064                         tok = au_to_arg32(1, "flags", ar->ar_arg_fflags);
1065                         kau_write(rec, tok);
1066                 }
1067                 /* FALLTHROUGH */
1068
1069         case AUE_FORK:
1070         case AUE_VFORK:
1071                 if (ARG_IS_VALID(kar, ARG_PID)) {
1072                         tok = au_to_arg32(0, "child PID", ar->ar_arg_pid);
1073                         kau_write(rec, tok);
1074                 }
1075                 break;
1076
1077         case AUE_IOCTL:
1078                 if (ARG_IS_VALID(kar, ARG_CMD)) {
1079                         tok = au_to_arg32(2, "cmd", ar->ar_arg_cmd);
1080                         kau_write(rec, tok);
1081                 }
1082                 if (ARG_IS_VALID(kar, ARG_VNODE1))
1083                         FD_VNODE1_TOKENS;
1084                 else {
1085                         if (ARG_IS_VALID(kar, ARG_SOCKINFO)) {
1086                                 tok = kau_to_socket(&ar->ar_arg_sockinfo);
1087                                 kau_write(rec, tok);
1088                         } else {
1089                                 if (ARG_IS_VALID(kar, ARG_FD)) {
1090                                         tok = au_to_arg32(1, "fd",
1091                                             ar->ar_arg_fd);
1092                                         kau_write(rec, tok);
1093                                 }
1094                         }
1095                 }
1096                 break;
1097
1098         case AUE_KILL:
1099         case AUE_KILLPG:
1100                 if (ARG_IS_VALID(kar, ARG_SIGNUM)) {
1101                         tok = au_to_arg32(2, "signal", ar->ar_arg_signum);
1102                         kau_write(rec, tok);
1103                 }
1104                 PROCESS_PID_TOKENS(1);
1105                 break;
1106
1107         case AUE_KTRACE:
1108                 if (ARG_IS_VALID(kar, ARG_CMD)) {
1109                         tok = au_to_arg32(2, "ops", ar->ar_arg_cmd);
1110                         kau_write(rec, tok);
1111                 }
1112                 if (ARG_IS_VALID(kar, ARG_VALUE)) {
1113                         tok = au_to_arg32(3, "trpoints", ar->ar_arg_value);
1114                         kau_write(rec, tok);
1115                 }
1116                 PROCESS_PID_TOKENS(4);
1117                 UPATH1_VNODE1_TOKENS;
1118                 break;
1119
1120         case AUE_LINK:
1121         case AUE_LINKAT:
1122         case AUE_RENAME:
1123         case AUE_RENAMEAT:
1124                 ATFD1_TOKENS(1);
1125                 UPATH1_VNODE1_TOKENS;
1126                 ATFD2_TOKENS(3);
1127                 UPATH2_TOKENS;
1128                 break;
1129
1130         case AUE_LOADSHFILE:
1131                 ADDR_TOKEN(4, "base addr");
1132                 UPATH1_VNODE1_TOKENS;
1133                 break;
1134
1135         case AUE_MKDIR:
1136         case AUE_MKDIRAT:
1137         case AUE_MKFIFO:
1138         case AUE_MKFIFOAT:
1139                 ATFD1_TOKENS(1);
1140                 if (ARG_IS_VALID(kar, ARG_MODE)) {
1141                         tok = au_to_arg32(2, "mode", ar->ar_arg_mode);
1142                         kau_write(rec, tok);
1143                 }
1144                 UPATH1_VNODE1_TOKENS;
1145                 break;
1146
1147         case AUE_MKNOD:
1148         case AUE_MKNODAT:
1149                 ATFD1_TOKENS(1);
1150                 if (ARG_IS_VALID(kar, ARG_MODE)) {
1151                         tok = au_to_arg32(2, "mode", ar->ar_arg_mode);
1152                         kau_write(rec, tok);
1153                 }
1154                 if (ARG_IS_VALID(kar, ARG_DEV)) {
1155                         tok = au_to_arg32(3, "dev", ar->ar_arg_dev);
1156                         kau_write(rec, tok);
1157                 }
1158                 UPATH1_VNODE1_TOKENS;
1159                 break;
1160
1161         case AUE_MMAP:
1162         case AUE_MUNMAP:
1163         case AUE_MPROTECT:
1164         case AUE_MLOCK:
1165         case AUE_MUNLOCK:
1166         case AUE_MINHERIT:
1167                 ADDR_TOKEN(1, "addr");
1168                 if (ARG_IS_VALID(kar, ARG_LEN)) {
1169                         tok = au_to_arg32(2, "len", ar->ar_arg_len);
1170                         kau_write(rec, tok);
1171                 }
1172                 if (ar->ar_event == AUE_MMAP)
1173                         FD_VNODE1_TOKENS;
1174                 if (ar->ar_event == AUE_MPROTECT) {
1175                         if (ARG_IS_VALID(kar, ARG_VALUE)) {
1176                                 tok = au_to_arg32(3, "protection",
1177                                     ar->ar_arg_value);
1178                                 kau_write(rec, tok);
1179                         }
1180                 }
1181                 if (ar->ar_event == AUE_MINHERIT) {
1182                         if (ARG_IS_VALID(kar, ARG_VALUE)) {
1183                                 tok = au_to_arg32(3, "inherit",
1184                                     ar->ar_arg_value);
1185                                 kau_write(rec, tok);
1186                         }
1187                 }
1188                 break;
1189
1190         case AUE_MOUNT:
1191         case AUE_NMOUNT:
1192                 /* XXX Need to handle NFS mounts */
1193                 if (ARG_IS_VALID(kar, ARG_FFLAGS)) {
1194                         tok = au_to_arg32(3, "flags", ar->ar_arg_fflags);
1195                         kau_write(rec, tok);
1196                 }
1197                 if (ARG_IS_VALID(kar, ARG_TEXT)) {
1198                         tok = au_to_text(ar->ar_arg_text);
1199                         kau_write(rec, tok);
1200                 }
1201                 /* FALLTHROUGH */
1202
1203         case AUE_NFS_SVC:
1204                 if (ARG_IS_VALID(kar, ARG_CMD)) {
1205                         tok = au_to_arg32(1, "flags", ar->ar_arg_cmd);
1206                         kau_write(rec, tok);
1207                 }
1208                 break;
1209
1210         case AUE_UMOUNT:
1211                 if (ARG_IS_VALID(kar, ARG_VALUE)) {
1212                         tok = au_to_arg32(2, "flags", ar->ar_arg_value);
1213                         kau_write(rec, tok);
1214                 }
1215                 UPATH1_VNODE1_TOKENS;
1216                 if (ARG_IS_VALID(kar, ARG_TEXT)) {
1217                         tok = au_to_text(ar->ar_arg_text);
1218                         kau_write(rec, tok);
1219                 }
1220                 break;
1221
1222         case AUE_MSGCTL:
1223                 ar->ar_event = audit_msgctl_to_event(ar->ar_arg_svipc_cmd);
1224                 /* Fall through */
1225
1226         case AUE_MSGRCV:
1227         case AUE_MSGSND:
1228                 tok = au_to_arg32(1, "msg ID", ar->ar_arg_svipc_id);
1229                 kau_write(rec, tok);
1230                 if (ar->ar_errno != EINVAL) {
1231                         tok = au_to_ipc(AT_IPC_MSG, ar->ar_arg_svipc_id);
1232                         kau_write(rec, tok);
1233                 }
1234                 break;
1235
1236         case AUE_MSGGET:
1237                 if (ar->ar_errno == 0) {
1238                         if (ARG_IS_VALID(kar, ARG_SVIPC_ID)) {
1239                                 tok = au_to_ipc(AT_IPC_MSG,
1240                                     ar->ar_arg_svipc_id);
1241                                 kau_write(rec, tok);
1242                         }
1243                 }
1244                 break;
1245
1246         case AUE_RESETSHFILE:
1247                 ADDR_TOKEN(1, "base addr");
1248                 break;
1249
1250         case AUE_OPEN_RC:
1251         case AUE_OPEN_RTC:
1252         case AUE_OPEN_RWC:
1253         case AUE_OPEN_RWTC:
1254         case AUE_OPEN_WC:
1255         case AUE_OPEN_WTC:
1256         case AUE_CREAT:
1257                 if (ARG_IS_VALID(kar, ARG_MODE)) {
1258                         tok = au_to_arg32(3, "mode", ar->ar_arg_mode);
1259                         kau_write(rec, tok);
1260                 }
1261                 /* FALLTHROUGH */
1262
1263         case AUE_OPEN_R:
1264         case AUE_OPEN_RT:
1265         case AUE_OPEN_RW:
1266         case AUE_OPEN_RWT:
1267         case AUE_OPEN_W:
1268         case AUE_OPEN_WT:
1269                 if (ARG_IS_VALID(kar, ARG_FFLAGS)) {
1270                         tok = au_to_arg32(2, "flags", ar->ar_arg_fflags);
1271                         kau_write(rec, tok);
1272                 }
1273                 UPATH1_VNODE1_TOKENS;
1274                 break;
1275
1276         case AUE_OPENAT_RC:
1277         case AUE_OPENAT_RTC:
1278         case AUE_OPENAT_RWC:
1279         case AUE_OPENAT_RWTC:
1280         case AUE_OPENAT_WC:
1281         case AUE_OPENAT_WTC:
1282                 if (ARG_IS_VALID(kar, ARG_MODE)) {
1283                         tok = au_to_arg32(3, "mode", ar->ar_arg_mode);
1284                         kau_write(rec, tok);
1285                 }
1286                 /* FALLTHROUGH */
1287
1288         case AUE_OPENAT_R:
1289         case AUE_OPENAT_RT:
1290         case AUE_OPENAT_RW:
1291         case AUE_OPENAT_RWT:
1292         case AUE_OPENAT_W:
1293         case AUE_OPENAT_WT:
1294                 if (ARG_IS_VALID(kar, ARG_FFLAGS)) {
1295                         tok = au_to_arg32(2, "flags", ar->ar_arg_fflags);
1296                         kau_write(rec, tok);
1297                 }
1298                 ATFD1_TOKENS(1);
1299                 UPATH1_VNODE1_TOKENS;
1300                 break;
1301
1302         case AUE_PROCCTL:
1303                 if (ARG_IS_VALID(kar, ARG_VALUE)) {
1304                         tok = au_to_arg32(1, "idtype", ar->ar_arg_value);
1305                         kau_write(rec, tok);
1306                 }
1307                 if (ARG_IS_VALID(kar, ARG_CMD)) {
1308                         tok = au_to_arg32(2, "com", ar->ar_arg_cmd);
1309                         kau_write(rec, tok);
1310                 }
1311                 PROCESS_PID_TOKENS(3);
1312                 break;
1313
1314         case AUE_PTRACE:
1315                 if (ARG_IS_VALID(kar, ARG_CMD)) {
1316                         tok = au_to_arg32(1, "request", ar->ar_arg_cmd);
1317                         kau_write(rec, tok);
1318                 }
1319                 if (ARG_IS_VALID(kar, ARG_VALUE)) {
1320                         tok = au_to_arg32(4, "data", ar->ar_arg_value);
1321                         kau_write(rec, tok);
1322                 }
1323                 PROCESS_PID_TOKENS(2);
1324                 break;
1325
1326         case AUE_QUOTACTL:
1327                 if (ARG_IS_VALID(kar, ARG_CMD)) {
1328                         tok = au_to_arg32(2, "command", ar->ar_arg_cmd);
1329                         kau_write(rec, tok);
1330                 }
1331                 if (ARG_IS_VALID(kar, ARG_UID)) {
1332                         tok = au_to_arg32(3, "uid", ar->ar_arg_uid);
1333                         kau_write(rec, tok);
1334                 }
1335                 if (ARG_IS_VALID(kar, ARG_GID)) {
1336                         tok = au_to_arg32(3, "gid", ar->ar_arg_gid);
1337                         kau_write(rec, tok);
1338                 }
1339                 UPATH1_VNODE1_TOKENS;
1340                 break;
1341
1342         case AUE_REBOOT:
1343                 if (ARG_IS_VALID(kar, ARG_CMD)) {
1344                         tok = au_to_arg32(1, "howto", ar->ar_arg_cmd);
1345                         kau_write(rec, tok);
1346                 }
1347                 break;
1348
1349         case AUE_SEMCTL:
1350                 ar->ar_event = audit_semctl_to_event(ar->ar_arg_svipc_cmd);
1351                 /* Fall through */
1352
1353         case AUE_SEMOP:
1354                 if (ARG_IS_VALID(kar, ARG_SVIPC_ID)) {
1355                         tok = au_to_arg32(1, "sem ID", ar->ar_arg_svipc_id);
1356                         kau_write(rec, tok);
1357                         if (ar->ar_errno != EINVAL) {
1358                                 tok = au_to_ipc(AT_IPC_SEM,
1359                                     ar->ar_arg_svipc_id);
1360                                 kau_write(rec, tok);
1361                         }
1362                 }
1363                 break;
1364
1365         case AUE_SEMGET:
1366                 if (ar->ar_errno == 0) {
1367                         if (ARG_IS_VALID(kar, ARG_SVIPC_ID)) {
1368                                 tok = au_to_ipc(AT_IPC_SEM,
1369                                     ar->ar_arg_svipc_id);
1370                                 kau_write(rec, tok);
1371                         }
1372                 }
1373                 break;
1374
1375         case AUE_SETEGID:
1376                 if (ARG_IS_VALID(kar, ARG_EGID)) {
1377                         tok = au_to_arg32(1, "egid", ar->ar_arg_egid);
1378                         kau_write(rec, tok);
1379                 }
1380                 break;
1381
1382         case AUE_SETEUID:
1383                 if (ARG_IS_VALID(kar, ARG_EUID)) {
1384                         tok = au_to_arg32(1, "euid", ar->ar_arg_euid);
1385                         kau_write(rec, tok);
1386                 }
1387                 break;
1388
1389         case AUE_SETREGID:
1390                 if (ARG_IS_VALID(kar, ARG_RGID)) {
1391                         tok = au_to_arg32(1, "rgid", ar->ar_arg_rgid);
1392                         kau_write(rec, tok);
1393                 }
1394                 if (ARG_IS_VALID(kar, ARG_EGID)) {
1395                         tok = au_to_arg32(2, "egid", ar->ar_arg_egid);
1396                         kau_write(rec, tok);
1397                 }
1398                 break;
1399
1400         case AUE_SETREUID:
1401                 if (ARG_IS_VALID(kar, ARG_RUID)) {
1402                         tok = au_to_arg32(1, "ruid", ar->ar_arg_ruid);
1403                         kau_write(rec, tok);
1404                 }
1405                 if (ARG_IS_VALID(kar, ARG_EUID)) {
1406                         tok = au_to_arg32(2, "euid", ar->ar_arg_euid);
1407                         kau_write(rec, tok);
1408                 }
1409                 break;
1410
1411         case AUE_SETRESGID:
1412                 if (ARG_IS_VALID(kar, ARG_RGID)) {
1413                         tok = au_to_arg32(1, "rgid", ar->ar_arg_rgid);
1414                         kau_write(rec, tok);
1415                 }
1416                 if (ARG_IS_VALID(kar, ARG_EGID)) {
1417                         tok = au_to_arg32(2, "egid", ar->ar_arg_egid);
1418                         kau_write(rec, tok);
1419                 }
1420                 if (ARG_IS_VALID(kar, ARG_SGID)) {
1421                         tok = au_to_arg32(3, "sgid", ar->ar_arg_sgid);
1422                         kau_write(rec, tok);
1423                 }
1424                 break;
1425
1426         case AUE_SETRESUID:
1427                 if (ARG_IS_VALID(kar, ARG_RUID)) {
1428                         tok = au_to_arg32(1, "ruid", ar->ar_arg_ruid);
1429                         kau_write(rec, tok);
1430                 }
1431                 if (ARG_IS_VALID(kar, ARG_EUID)) {
1432                         tok = au_to_arg32(2, "euid", ar->ar_arg_euid);
1433                         kau_write(rec, tok);
1434                 }
1435                 if (ARG_IS_VALID(kar, ARG_SUID)) {
1436                         tok = au_to_arg32(3, "suid", ar->ar_arg_suid);
1437                         kau_write(rec, tok);
1438                 }
1439                 break;
1440
1441         case AUE_SETGID:
1442                 if (ARG_IS_VALID(kar, ARG_GID)) {
1443                         tok = au_to_arg32(1, "gid", ar->ar_arg_gid);
1444                         kau_write(rec, tok);
1445                 }
1446                 break;
1447
1448         case AUE_SETUID:
1449                 if (ARG_IS_VALID(kar, ARG_UID)) {
1450                         tok = au_to_arg32(1, "uid", ar->ar_arg_uid);
1451                         kau_write(rec, tok);
1452                 }
1453                 break;
1454
1455         case AUE_SETGROUPS:
1456                 if (ARG_IS_VALID(kar, ARG_GROUPSET)) {
1457                         for(ctr = 0; ctr < ar->ar_arg_groups.gidset_size; ctr++)
1458                         {
1459                                 tok = au_to_arg32(1, "setgroups",
1460                                     ar->ar_arg_groups.gidset[ctr]);
1461                                 kau_write(rec, tok);
1462                         }
1463                 }
1464                 break;
1465
1466         case AUE_SETLOGIN:
1467                 if (ARG_IS_VALID(kar, ARG_LOGIN)) {
1468                         tok = au_to_text(ar->ar_arg_login);
1469                         kau_write(rec, tok);
1470                 }
1471                 break;
1472
1473         case AUE_SETPRIORITY:
1474                 if (ARG_IS_VALID(kar, ARG_CMD)) {
1475                         tok = au_to_arg32(1, "which", ar->ar_arg_cmd);
1476                         kau_write(rec, tok);
1477                 }
1478                 if (ARG_IS_VALID(kar, ARG_UID)) {
1479                         tok = au_to_arg32(2, "who", ar->ar_arg_uid);
1480                         kau_write(rec, tok);
1481                 }
1482                 PROCESS_PID_TOKENS(2);
1483                 if (ARG_IS_VALID(kar, ARG_VALUE)) {
1484                         tok = au_to_arg32(3, "priority", ar->ar_arg_value);
1485                         kau_write(rec, tok);
1486                 }
1487                 break;
1488
1489         case AUE_SETPRIVEXEC:
1490                 if (ARG_IS_VALID(kar, ARG_VALUE)) {
1491                         tok = au_to_arg32(1, "flag", ar->ar_arg_value);
1492                         kau_write(rec, tok);
1493                 }
1494                 break;
1495
1496         /* AUE_SHMAT, AUE_SHMCTL, AUE_SHMDT and AUE_SHMGET are SysV IPC */
1497         case AUE_SHMAT:
1498                 if (ARG_IS_VALID(kar, ARG_SVIPC_ID)) {
1499                         tok = au_to_arg32(1, "shmid", ar->ar_arg_svipc_id);
1500                         kau_write(rec, tok);
1501                         /* XXXAUDIT: Does having the ipc token make sense? */
1502                         tok = au_to_ipc(AT_IPC_SHM, ar->ar_arg_svipc_id);
1503                         kau_write(rec, tok);
1504                 }
1505                 if (ARG_IS_VALID(kar, ARG_SVIPC_ADDR)) {
1506                         tok = au_to_arg32(2, "shmaddr",
1507                             (int)(uintptr_t)ar->ar_arg_svipc_addr);
1508                         kau_write(rec, tok);
1509                 }
1510                 if (ARG_IS_VALID(kar, ARG_SVIPC_PERM)) {
1511                         tok = au_to_ipc_perm(&ar->ar_arg_svipc_perm);
1512                         kau_write(rec, tok);
1513                 }
1514                 break;
1515
1516         case AUE_SHMCTL:
1517                 if (ARG_IS_VALID(kar, ARG_SVIPC_ID)) {
1518                         tok = au_to_arg32(1, "shmid", ar->ar_arg_svipc_id);
1519                         kau_write(rec, tok);
1520                         /* XXXAUDIT: Does having the ipc token make sense? */
1521                         tok = au_to_ipc(AT_IPC_SHM, ar->ar_arg_svipc_id);
1522                         kau_write(rec, tok);
1523                 }
1524                 switch (ar->ar_arg_svipc_cmd) {
1525                 case IPC_STAT:
1526                         ar->ar_event = AUE_SHMCTL_STAT;
1527                         break;
1528                 case IPC_RMID:
1529                         ar->ar_event = AUE_SHMCTL_RMID;
1530                         break;
1531                 case IPC_SET:
1532                         ar->ar_event = AUE_SHMCTL_SET;
1533                         if (ARG_IS_VALID(kar, ARG_SVIPC_PERM)) {
1534                                 tok = au_to_ipc_perm(&ar->ar_arg_svipc_perm);
1535                                 kau_write(rec, tok);
1536                         }
1537                         break;
1538                 default:
1539                         break;  /* We will audit a bad command */
1540                 }
1541                 break;
1542
1543         case AUE_SHMDT:
1544                 if (ARG_IS_VALID(kar, ARG_SVIPC_ADDR)) {
1545                         tok = au_to_arg32(1, "shmaddr",
1546                             (int)(uintptr_t)ar->ar_arg_svipc_addr);
1547                         kau_write(rec, tok);
1548                 }
1549                 break;
1550
1551         case AUE_SHMGET:
1552                 /* This is unusual; the return value is in an argument token */
1553                 if (ARG_IS_VALID(kar, ARG_SVIPC_ID)) {
1554                         tok = au_to_arg32(0, "shmid", ar->ar_arg_svipc_id);
1555                         kau_write(rec, tok);
1556                         tok = au_to_ipc(AT_IPC_SHM, ar->ar_arg_svipc_id);
1557                         kau_write(rec, tok);
1558                 }
1559                 if (ARG_IS_VALID(kar, ARG_SVIPC_PERM)) {
1560                         tok = au_to_ipc_perm(&ar->ar_arg_svipc_perm);
1561                         kau_write(rec, tok);
1562                 }
1563                 break;
1564
1565         /* AUE_SHMOPEN, AUE_SHMUNLINK, AUE_SEMOPEN, AUE_SEMCLOSE
1566          * and AUE_SEMUNLINK are Posix IPC */
1567         case AUE_SHMOPEN:
1568                 if (ARG_IS_VALID(kar, ARG_FFLAGS)) {
1569                         tok = au_to_arg32(2, "flags", ar->ar_arg_fflags);
1570                         kau_write(rec, tok);
1571                 }
1572                 if (ARG_IS_VALID(kar, ARG_MODE)) {
1573                         tok = au_to_arg32(3, "mode", ar->ar_arg_mode);
1574                         kau_write(rec, tok);
1575                 }
1576                 /* FALLTHROUGH */
1577
1578         case AUE_SHMUNLINK:
1579                 UPATH1_TOKENS;
1580                 if (ARG_IS_VALID(kar, ARG_POSIX_IPC_PERM)) {
1581                         struct ipc_perm perm;
1582
1583                         perm.uid = ar->ar_arg_pipc_perm.pipc_uid;
1584                         perm.gid = ar->ar_arg_pipc_perm.pipc_gid;
1585                         perm.cuid = ar->ar_arg_pipc_perm.pipc_uid;
1586                         perm.cgid = ar->ar_arg_pipc_perm.pipc_gid;
1587                         perm.mode = ar->ar_arg_pipc_perm.pipc_mode;
1588                         perm.seq = 0;
1589                         perm.key = 0;
1590                         tok = au_to_ipc_perm(&perm);
1591                         kau_write(rec, tok);
1592                 }
1593                 break;
1594
1595         case AUE_SEMOPEN:
1596                 if (ARG_IS_VALID(kar, ARG_FFLAGS)) {
1597                         tok = au_to_arg32(2, "flags", ar->ar_arg_fflags);
1598                         kau_write(rec, tok);
1599                 }
1600                 if (ARG_IS_VALID(kar, ARG_MODE)) {
1601                         tok = au_to_arg32(3, "mode", ar->ar_arg_mode);
1602                         kau_write(rec, tok);
1603                 }
1604                 if (ARG_IS_VALID(kar, ARG_VALUE)) {
1605                         tok = au_to_arg32(4, "value", ar->ar_arg_value);
1606                         kau_write(rec, tok);
1607                 }
1608                 /* FALLTHROUGH */
1609
1610         case AUE_SEMUNLINK:
1611                 if (ARG_IS_VALID(kar, ARG_TEXT)) {
1612                         tok = au_to_text(ar->ar_arg_text);
1613                         kau_write(rec, tok);
1614                 }
1615                 if (ARG_IS_VALID(kar, ARG_POSIX_IPC_PERM)) {
1616                         struct ipc_perm perm;
1617
1618                         perm.uid = ar->ar_arg_pipc_perm.pipc_uid;
1619                         perm.gid = ar->ar_arg_pipc_perm.pipc_gid;
1620                         perm.cuid = ar->ar_arg_pipc_perm.pipc_uid;
1621                         perm.cgid = ar->ar_arg_pipc_perm.pipc_gid;
1622                         perm.mode = ar->ar_arg_pipc_perm.pipc_mode;
1623                         perm.seq = 0;
1624                         perm.key = 0;
1625                         tok = au_to_ipc_perm(&perm);
1626                         kau_write(rec, tok);
1627                 }
1628                 break;
1629
1630         case AUE_SEMCLOSE:
1631                 if (ARG_IS_VALID(kar, ARG_FD)) {
1632                         tok = au_to_arg32(1, "sem", ar->ar_arg_fd);
1633                         kau_write(rec, tok);
1634                 }
1635                 break;
1636
1637         case AUE_SYMLINK:
1638         case AUE_SYMLINKAT:
1639                 if (ARG_IS_VALID(kar, ARG_TEXT)) {
1640                         tok = au_to_text(ar->ar_arg_text);
1641                         kau_write(rec, tok);
1642                 }
1643                 ATFD1_TOKENS(1);
1644                 UPATH1_VNODE1_TOKENS;
1645                 break;
1646
1647         case AUE_SYSCTL:
1648         case AUE_SYSCTL_NONADMIN:
1649                 if (ARG_IS_VALID(kar, ARG_CTLNAME | ARG_LEN)) {
1650                         for (ctr = 0; ctr < ar->ar_arg_len; ctr++) {
1651                                 tok = au_to_arg32(1, "name",
1652                                     ar->ar_arg_ctlname[ctr]);
1653                                 kau_write(rec, tok);
1654                         }
1655                 }
1656                 if (ARG_IS_VALID(kar, ARG_VALUE)) {
1657                         tok = au_to_arg32(5, "newval", ar->ar_arg_value);
1658                         kau_write(rec, tok);
1659                 }
1660                 if (ARG_IS_VALID(kar, ARG_TEXT)) {
1661                         tok = au_to_text(ar->ar_arg_text);
1662                         kau_write(rec, tok);
1663                 }
1664                 break;
1665
1666         case AUE_UMASK:
1667                 if (ARG_IS_VALID(kar, ARG_MASK)) {
1668                         tok = au_to_arg32(1, "new mask", ar->ar_arg_mask);
1669                         kau_write(rec, tok);
1670                 }
1671                 tok = au_to_arg32(0, "prev mask", ar->ar_retval);
1672                 kau_write(rec, tok);
1673                 break;
1674
1675         case AUE_WAIT4:
1676         case AUE_WAIT6:
1677                 PROCESS_PID_TOKENS(1);
1678                 if (ARG_IS_VALID(kar, ARG_VALUE)) {
1679                         tok = au_to_arg32(3, "options", ar->ar_arg_value);
1680                         kau_write(rec, tok);
1681                 }
1682                 break;
1683
1684         case AUE_CAP_RIGHTS_LIMIT:
1685                 /*
1686                  * XXXRW/XXXJA: Would be nice to audit socket/etc information.
1687                  */
1688                 FD_VNODE1_TOKENS;
1689                 if (ARG_IS_VALID(kar, ARG_RIGHTS)) {
1690                         tok = au_to_rights(&ar->ar_arg_rights);
1691                         kau_write(rec, tok);
1692                 }
1693                 break;
1694
1695         case AUE_CAP_FCNTLS_GET:
1696         case AUE_CAP_IOCTLS_GET:
1697         case AUE_CAP_IOCTLS_LIMIT:
1698         case AUE_CAP_RIGHTS_GET:
1699                 if (ARG_IS_VALID(kar, ARG_FD)) {
1700                         tok = au_to_arg32(1, "fd", ar->ar_arg_fd);
1701                         kau_write(rec, tok);
1702                 }
1703                 break;
1704
1705         case AUE_CAP_FCNTLS_LIMIT:
1706                 FD_VNODE1_TOKENS;
1707                 if (ARG_IS_VALID(kar, ARG_FCNTL_RIGHTS)) {
1708                         tok = au_to_arg32(2, "fcntlrights",
1709                             ar->ar_arg_fcntl_rights);
1710                         kau_write(rec, tok);
1711                 }
1712                 break;
1713
1714         case AUE_CAP_ENTER:
1715         case AUE_CAP_GETMODE:
1716                 break;
1717
1718         case AUE_NULL:
1719         default:
1720                 printf("BSM conversion requested for unknown event %d\n",
1721                     ar->ar_event);
1722
1723                 /*
1724                  * Write the subject token so it is properly freed here.
1725                  */
1726                 if (jail_tok != NULL)
1727                         kau_write(rec, jail_tok);
1728                 kau_write(rec, subj_tok);
1729                 kau_free(rec);
1730                 return (BSM_NOAUDIT);
1731         }
1732
1733         if (jail_tok != NULL)
1734                 kau_write(rec, jail_tok);
1735         kau_write(rec, subj_tok);
1736         tok = au_to_return32(au_errno_to_bsm(ar->ar_errno), ar->ar_retval);
1737         kau_write(rec, tok);  /* Every record gets a return token */
1738
1739         kau_close(rec, &ar->ar_endtime, ar->ar_event);
1740
1741         *pau = rec;
1742         return (BSM_SUCCESS);
1743 }
1744
1745 /*
1746  * Verify that a record is a valid BSM record. This verification is simple
1747  * now, but may be expanded on sometime in the future.  Return 1 if the
1748  * record is good, 0 otherwise.
1749  */
1750 int
1751 bsm_rec_verify(void *rec)
1752 {
1753         char c = *(char *)rec;
1754
1755         /*
1756          * Check the token ID of the first token; it has to be a header
1757          * token.
1758          *
1759          * XXXAUDIT There needs to be a token structure to map a token.
1760          * XXXAUDIT 'Shouldn't be simply looking at the first char.
1761          */
1762         if ((c != AUT_HEADER32) && (c != AUT_HEADER32_EX) &&
1763             (c != AUT_HEADER64) && (c != AUT_HEADER64_EX))
1764                 return (0);
1765         return (1);
1766 }