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                 kau_write(rec, tok);
 431                 tok = au_to_arg32(2, "setclass:ec_event",
 432                     ar->ar_arg_auditon.au_evclass.ec_number);
 433                 kau_write(rec, tok);
 434                 tok = au_to_arg32(2, "setclass:ec_class",
 435                     ar->ar_arg_auditon.au_evclass.ec_class);
 436                 kau_write(rec, tok);
 437                 break;
 438
 439         case A_SETPMASK:
 440                 tok = au_to_arg32(2, "setpmask:as_success",
 441                     ar->ar_arg_auditon.au_aupinfo.ap_mask.am_success);
 442                 kau_write(rec, tok);
 443                 tok = au_to_arg32(2, "setpmask:as_failure",
 444                     ar->ar_arg_auditon.au_aupinfo.ap_mask.am_failure);
 445                 kau_write(rec, tok);
 446                 break;
 447
 448         case A_SETFSIZE:
 449                 tok = au_to_arg32(2, "setfsize:filesize",
 450                     ar->ar_arg_auditon.au_fstat.af_filesz);
 451                 kau_write(rec, tok);
 452                 break;
 453
 454         default:
 455                 break;
 456         }
 457 }
 458
 459 /*
 460  * Convert an internal kernel audit record to a BSM record and return a
 461  * success/failure indicator. The BSM record is passed as an out parameter to
 462  * this function.
 463  *
 464  * Return conditions:
 465  *   BSM_SUCCESS: The BSM record is valid
 466  *   BSM_FAILURE: Failure; the BSM record is NULL.
 467  *   BSM_NOAUDIT: The event is not auditable for BSM; the BSM record is NULL.
 468  */
 469 int
 470 kaudit_to_bsm(struct kaudit_record *kar, struct au_record **pau)
 471 {
 472         struct au_token *tok, *subj_tok, *jail_tok;
 473         struct au_record *rec;
 474         au_tid_t tid;
 475         struct audit_record *ar;
 476         int ctr;
 477
 478         KASSERT(kar != NULL, ("kaudit_to_bsm: kar == NULL"));
 479
 480         *pau = NULL;
 481         ar = &kar->k_ar;
 482         rec = kau_open();
 483
 484         /*
 485          * Create the subject token.  If this credential was jailed be sure to
 486          * generate a zonename token.
 487          */
 488         if (ar->ar_jailname[0] != '\0')
 489                 jail_tok = au_to_zonename(ar->ar_jailname);
 490         else
 491                 jail_tok = NULL;
 492         switch (ar->ar_subj_term_addr.at_type) {
 493         case AU_IPv4:
 494                 tid.port = ar->ar_subj_term_addr.at_port;
 495                 tid.machine = ar->ar_subj_term_addr.at_addr[0];
 496                 subj_tok = au_to_subject32(ar->ar_subj_auid,  /* audit ID */
 497                     ar->ar_subj_cred.cr_uid, /* eff uid */
 498                     ar->ar_subj_egid,   /* eff group id */
 499                     ar->ar_subj_ruid,   /* real uid */
 500                     ar->ar_subj_rgid,   /* real group id */
 501                     ar->ar_subj_pid,    /* process id */
 502                     ar->ar_subj_asid,   /* session ID */
 503                     &tid);
 504                 break;
 505         case AU_IPv6:
 506                 subj_tok = au_to_subject32_ex(ar->ar_subj_auid,
 507                     ar->ar_subj_cred.cr_uid,
 508                     ar->ar_subj_egid,
 509                     ar->ar_subj_ruid,
 510                     ar->ar_subj_rgid,
 511                     ar->ar_subj_pid,
 512                     ar->ar_subj_asid,
 513                     &ar->ar_subj_term_addr);
 514                 break;
 515         default:
 516                 bzero(&tid, sizeof(tid));
 517                 subj_tok = au_to_subject32(ar->ar_subj_auid,
 518                     ar->ar_subj_cred.cr_uid,
 519                     ar->ar_subj_egid,
 520                     ar->ar_subj_ruid,
 521                     ar->ar_subj_rgid,
 522                     ar->ar_subj_pid,
 523                     ar->ar_subj_asid,
 524                     &tid);
 525         }
 526
 527         /*
 528          * The logic inside each case fills in the tokens required for the
 529          * event, except for the header, trailer, and return tokens.  The
 530          * header and trailer tokens are added by the kau_close() function.
 531          * The return token is added outside of the switch statement.
 532          */
 533         switch(ar->ar_event) {
 534         case AUE_ACCEPT:
 535                 if (ARG_IS_VALID(kar, ARG_FD)) {
 536                         tok = au_to_arg32(1, "fd", ar->ar_arg_fd);
 537                         kau_write(rec, tok);
 538                 }
 539                 if (ARG_IS_VALID(kar, ARG_SADDRINET)) {
 540                         tok = au_to_sock_inet((struct sockaddr_in *)
 541                             &ar->ar_arg_sockaddr);
 542                         kau_write(rec, tok);
 543                 }
 544                 if (ARG_IS_VALID(kar, ARG_SADDRUNIX)) {
 545                         tok = au_to_sock_unix((struct sockaddr_un *)
 546                             &ar->ar_arg_sockaddr);
 547                         kau_write(rec, tok);
 548                         UPATH1_TOKENS;
 549                 }
 550                 break;
 551
 552         case AUE_BIND:
 553         case AUE_LISTEN:
 554         case AUE_CONNECT:
 555         case AUE_RECV:
 556         case AUE_RECVFROM:
 557         case AUE_RECVMSG:
 558         case AUE_SEND:
 559         case AUE_SENDMSG:
 560         case AUE_SENDTO:
 561                 /*
 562                  * Socket-related events.
 563                  */
 564                 if (ARG_IS_VALID(kar, ARG_FD)) {
 565                         tok = au_to_arg32(1, "fd", ar->ar_arg_fd);
 566                         kau_write(rec, tok);
 567                 }
 568                 if (ARG_IS_VALID(kar, ARG_SADDRINET)) {
 569                         tok = au_to_sock_inet((struct sockaddr_in *)
 570                             &ar->ar_arg_sockaddr);
 571                         kau_write(rec, tok);
 572                 }
 573                 if (ARG_IS_VALID(kar, ARG_SADDRUNIX)) {
 574                         tok = au_to_sock_unix((struct sockaddr_un *)
 575                             &ar->ar_arg_sockaddr);
 576                         kau_write(rec, tok);
 577                         UPATH1_TOKENS;
 578                 }
 579                 /* XXX Need to handle ARG_SADDRINET6 */
 580                 break;
 581
 582         case AUE_BINDAT:
 583         case AUE_CONNECTAT:
 584                 ATFD1_TOKENS(1);
 585                 if (ARG_IS_VALID(kar, ARG_FD)) {
 586                         tok = au_to_arg32(2, "fd", ar->ar_arg_fd);
 587                         kau_write(rec, tok);
 588                 }
 589                 if (ARG_IS_VALID(kar, ARG_SADDRUNIX)) {
 590                         tok = au_to_sock_unix((struct sockaddr_un *)
 591                             &ar->ar_arg_sockaddr);
 592                         kau_write(rec, tok);
 593                         UPATH1_TOKENS;
 594                 }
 595                 break;
 596
 597         case AUE_SENDFILE:
 598                 FD_VNODE1_TOKENS;
 599                 if (ARG_IS_VALID(kar, ARG_SADDRINET)) {
 600                         tok = au_to_sock_inet((struct sockaddr_in *)
 601                             &ar->ar_arg_sockaddr);
 602                         kau_write(rec, tok);
 603                 }
 604                 if (ARG_IS_VALID(kar, ARG_SADDRUNIX)) {
 605                         tok = au_to_sock_unix((struct sockaddr_un *)
 606                             &ar->ar_arg_sockaddr);
 607                         kau_write(rec, tok);
 608                         UPATH1_TOKENS;
 609                 }
 610                 /* XXX Need to handle ARG_SADDRINET6 */
 611                 break;
 612
 613         case AUE_SOCKET:
 614         case AUE_SOCKETPAIR:
 615                 if (ARG_IS_VALID(kar, ARG_SOCKINFO)) {
 616                         tok = au_to_arg32(1, "domain",
 617                             ar->ar_arg_sockinfo.so_domain);
 618                         kau_write(rec, tok);
 619                         tok = au_to_arg32(2, "type",
 620                             ar->ar_arg_sockinfo.so_type);
 621                         kau_write(rec, tok);
 622                         tok = au_to_arg32(3, "protocol",
 623                             ar->ar_arg_sockinfo.so_protocol);
 624                         kau_write(rec, tok);
 625                 }
 626                 break;
 627
 628         case AUE_SETSOCKOPT:
 629         case AUE_SHUTDOWN:
 630                 if (ARG_IS_VALID(kar, ARG_FD)) {
 631                         tok = au_to_arg32(1, "fd", ar->ar_arg_fd);
 632                         kau_write(rec, tok);
 633                 }
 634                 break;
 635
 636         case AUE_ACCT:
 637                 if (ARG_IS_VALID(kar, ARG_UPATH1)) {
 638                         UPATH1_VNODE1_TOKENS;
 639                 } else {
 640                         tok = au_to_arg32(1, "accounting off", 0);
 641                         kau_write(rec, tok);
 642                 }
 643                 break;
 644
 645         case AUE_SETAUID:
 646                 if (ARG_IS_VALID(kar, ARG_AUID)) {
 647                         tok = au_to_arg32(2, "setauid", ar->ar_arg_auid);
 648                         kau_write(rec, tok);
 649                 }
 650                 break;
 651
 652         case AUE_SETAUDIT:
 653                 if (ARG_IS_VALID(kar, ARG_AUID) &&
 654                     ARG_IS_VALID(kar, ARG_ASID) &&
 655                     ARG_IS_VALID(kar, ARG_AMASK) &&
 656                     ARG_IS_VALID(kar, ARG_TERMID)) {
 657                         tok = au_to_arg32(1, "setaudit:auid",
 658                             ar->ar_arg_auid);
 659                         kau_write(rec, tok);
 660                         tok = au_to_arg32(1, "setaudit:port",
 661                             ar->ar_arg_termid.port);
 662                         kau_write(rec, tok);
 663                         tok = au_to_arg32(1, "setaudit:machine",
 664                             ar->ar_arg_termid.machine);
 665                         kau_write(rec, tok);
 666                         tok = au_to_arg32(1, "setaudit:as_success",
 667                             ar->ar_arg_amask.am_success);
 668                         kau_write(rec, tok);
 669                         tok = au_to_arg32(1, "setaudit:as_failure",
 670                             ar->ar_arg_amask.am_failure);
 671                         kau_write(rec, tok);
 672                         tok = au_to_arg32(1, "setaudit:asid",
 673                             ar->ar_arg_asid);
 674                         kau_write(rec, tok);
 675                 }
 676                 break;
 677
 678         case AUE_SETAUDIT_ADDR:
 679                 if (ARG_IS_VALID(kar, ARG_AUID) &&
 680                     ARG_IS_VALID(kar, ARG_ASID) &&
 681                     ARG_IS_VALID(kar, ARG_AMASK) &&
 682                     ARG_IS_VALID(kar, ARG_TERMID_ADDR)) {
 683                         tok = au_to_arg32(1, "setaudit_addr:auid",
 684                             ar->ar_arg_auid);
 685                         kau_write(rec, tok);
 686                         tok = au_to_arg32(1, "setaudit_addr:as_success",
 687                             ar->ar_arg_amask.am_success);
 688                         kau_write(rec, tok);
 689                         tok = au_to_arg32(1, "setaudit_addr:as_failure",
 690                             ar->ar_arg_amask.am_failure);
 691                         kau_write(rec, tok);
 692                         tok = au_to_arg32(1, "setaudit_addr:asid",
 693                             ar->ar_arg_asid);
 694                         kau_write(rec, tok);
 695                         tok = au_to_arg32(1, "setaudit_addr:type",
 696                             ar->ar_arg_termid_addr.at_type);
 697                         kau_write(rec, tok);
 698                         tok = au_to_arg32(1, "setaudit_addr:port",
 699                             ar->ar_arg_termid_addr.at_port);
 700                         kau_write(rec, tok);
 701                         if (ar->ar_arg_termid_addr.at_type == AU_IPv6)
 702                                 tok = au_to_in_addr_ex((struct in6_addr *)
 703                                     &ar->ar_arg_termid_addr.at_addr[0]);
 704                         if (ar->ar_arg_termid_addr.at_type == AU_IPv4)
 705                                 tok = au_to_in_addr((struct in_addr *)
 706                                     &ar->ar_arg_termid_addr.at_addr[0]);
 707                         kau_write(rec, tok);
 708                 }
 709                 break;
 710
 711         case AUE_AUDITON:
 712                 /*
 713                  * For AUDITON commands without own event, audit the cmd.
 714                  */
 715                 if (ARG_IS_VALID(kar, ARG_CMD)) {
 716                         tok = au_to_arg32(1, "cmd", ar->ar_arg_cmd);
 717                         kau_write(rec, tok);
 718                 }
 719                 /* FALLTHROUGH */
 720
 721         case AUE_AUDITON_GETCAR:
 722         case AUE_AUDITON_GETCLASS:
 723         case AUE_AUDITON_GETCOND:
 724         case AUE_AUDITON_GETCWD:
 725         case AUE_AUDITON_GETKMASK:
 726         case AUE_AUDITON_GETSTAT:
 727         case AUE_AUDITON_GPOLICY:
 728         case AUE_AUDITON_GQCTRL:
 729         case AUE_AUDITON_SETCLASS:
 730         case AUE_AUDITON_SETCOND:
 731         case AUE_AUDITON_SETKMASK:
 732         case AUE_AUDITON_SETSMASK:
 733         case AUE_AUDITON_SETSTAT:
 734         case AUE_AUDITON_SETUMASK:
 735         case AUE_AUDITON_SPOLICY:
 736         case AUE_AUDITON_SQCTRL:
 737                 if (ARG_IS_VALID(kar, ARG_AUDITON))
 738                         audit_sys_auditon(ar, rec);
 739                 break;
 740
 741         case AUE_AUDITCTL:
 742                 UPATH1_VNODE1_TOKENS;
 743                 break;
 744
 745         case AUE_EXIT:
 746                 if (ARG_IS_VALID(kar, ARG_EXIT)) {
 747                         tok = au_to_exit(ar->ar_arg_exitretval,
 748                             ar->ar_arg_exitstatus);
 749                         kau_write(rec, tok);
 750                 }
 751                 break;
 752
 753         case AUE_ADJTIME:
 754         case AUE_CLOCK_SETTIME:
 755         case AUE_AUDIT:
 756         case AUE_DUP2:
 757         case AUE_GETAUDIT:
 758         case AUE_GETAUDIT_ADDR:
 759         case AUE_GETAUID:
 760         case AUE_GETCWD:
 761         case AUE_GETFSSTAT:
 762         case AUE_GETRESUID:
 763         case AUE_GETRESGID:
 764         case AUE_KQUEUE:
 765         case AUE_MODLOAD:
 766         case AUE_MODUNLOAD:
 767         case AUE_MSGSYS:
 768         case AUE_NTP_ADJTIME:
 769         case AUE_PIPE:
 770         case AUE_POSIX_OPENPT:
 771         case AUE_PROFILE:
 772         case AUE_RTPRIO:
 773         case AUE_SEMSYS:
 774         case AUE_SHMSYS:
 775         case AUE_SETPGRP:
 776         case AUE_SETRLIMIT:
 777         case AUE_SETSID:
 778         case AUE_SETTIMEOFDAY:
 779         case AUE_SYSARCH:
 780
 781                 /*
 782                  * Header, subject, and return tokens added at end.
 783                  */
 784                 break;
 785
 786         case AUE_ACL_DELETE_FD:
 787         case AUE_ACL_DELETE_FILE:
 788         case AUE_ACL_CHECK_FD:
 789         case AUE_ACL_CHECK_FILE:
 790         case AUE_ACL_CHECK_LINK:
 791         case AUE_ACL_DELETE_LINK:
 792         case AUE_ACL_GET_FD:
 793         case AUE_ACL_GET_FILE:
 794         case AUE_ACL_GET_LINK:
 795         case AUE_ACL_SET_FD:
 796         case AUE_ACL_SET_FILE:
 797         case AUE_ACL_SET_LINK:
 798                 if (ARG_IS_VALID(kar, ARG_VALUE)) {
 799                         tok = au_to_arg32(1, "type", ar->ar_arg_value);
 800                         kau_write(rec, tok);
 801                 }
 802                 ATFD1_TOKENS(1);
 803                 UPATH1_VNODE1_TOKENS;
 804                 break;
 805
 806         case AUE_CHDIR:
 807         case AUE_CHROOT:
 808         case AUE_FSTATAT:
 809         case AUE_FUTIMESAT:
 810         case AUE_GETATTRLIST:
 811         case AUE_JAIL:
 812         case AUE_LUTIMES:
 813         case AUE_NFS_GETFH:
 814         case AUE_LSTAT:
 815         case AUE_LPATHCONF:
 816         case AUE_PATHCONF:
 817         case AUE_READLINK:
 818         case AUE_READLINKAT:
 819         case AUE_REVOKE:
 820         case AUE_RMDIR:
 821         case AUE_SEARCHFS:
 822         case AUE_SETATTRLIST:
 823         case AUE_STAT:
 824         case AUE_STATFS:
 825         case AUE_SWAPON:
 826         case AUE_SWAPOFF:
 827         case AUE_TRUNCATE:
 828         case AUE_UNDELETE:
 829         case AUE_UNLINK:
 830         case AUE_UNLINKAT:
 831         case AUE_UTIMES:
 832                 ATFD1_TOKENS(1);
 833                 UPATH1_VNODE1_TOKENS;
 834                 break;
 835
 836         case AUE_ACCESS:
 837         case AUE_EACCESS:
 838         case AUE_FACCESSAT:
 839                 ATFD1_TOKENS(1);
 840                 UPATH1_VNODE1_TOKENS;
 841                 if (ARG_IS_VALID(kar, ARG_VALUE)) {
 842                         tok = au_to_arg32(2, "mode", ar->ar_arg_value);
 843                         kau_write(rec, tok);
 844                 }
 845                 break;
 846
 847         case AUE_FHSTATFS:
 848         case AUE_FHOPEN:
 849         case AUE_FHSTAT:
 850                 /* XXXRW: Need to audit vnode argument. */
 851                 break;
 852
 853         case AUE_CHFLAGS:
 854         case AUE_LCHFLAGS:
 855                 if (ARG_IS_VALID(kar, ARG_FFLAGS)) {
 856                         tok = au_to_arg32(2, "flags", ar->ar_arg_fflags);
 857                         kau_write(rec, tok);
 858                 }
 859                 UPATH1_VNODE1_TOKENS;
 860                 break;
 861
 862         case AUE_CHMOD:
 863         case AUE_LCHMOD:
 864                 if (ARG_IS_VALID(kar, ARG_MODE)) {
 865                         tok = au_to_arg32(2, "new file mode",
 866                             ar->ar_arg_mode);
 867                         kau_write(rec, tok);
 868                 }
 869                 UPATH1_VNODE1_TOKENS;
 870                 break;
 871
 872         case AUE_FCHMODAT:
 873                 ATFD1_TOKENS(1);
 874                 if (ARG_IS_VALID(kar, ARG_MODE)) {
 875                         tok = au_to_arg32(3, "new file mode",
 876                             ar->ar_arg_mode);
 877                         kau_write(rec, tok);
 878                 }
 879                 UPATH1_VNODE1_TOKENS;
 880                 break;
 881
 882         case AUE_CHOWN:
 883         case AUE_LCHOWN:
 884                 if (ARG_IS_VALID(kar, ARG_UID)) {
 885                         tok = au_to_arg32(2, "new file uid", ar->ar_arg_uid);
 886                         kau_write(rec, tok);
 887                 }
 888                 if (ARG_IS_VALID(kar, ARG_GID)) {
 889                         tok = au_to_arg32(3, "new file gid", ar->ar_arg_gid);
 890                         kau_write(rec, tok);
 891                 }
 892                 UPATH1_VNODE1_TOKENS;
 893                 break;
 894
 895         case AUE_FCHOWNAT:
 896                 ATFD1_TOKENS(1);
 897                 if (ARG_IS_VALID(kar, ARG_UID)) {
 898                         tok = au_to_arg32(3, "new file uid", ar->ar_arg_uid);
 899                         kau_write(rec, tok);
 900                 }
 901                 if (ARG_IS_VALID(kar, ARG_GID)) {
 902                         tok = au_to_arg32(4, "new file gid", ar->ar_arg_gid);
 903                         kau_write(rec, tok);
 904                 }
 905                 UPATH1_VNODE1_TOKENS;
 906                 break;
 907
 908         case AUE_EXCHANGEDATA:
 909                 UPATH1_VNODE1_TOKENS;
 910                 UPATH2_TOKENS;
 911                 break;
 912
 913         case AUE_CLOSE:
 914                 if (ARG_IS_VALID(kar, ARG_FD)) {
 915                         tok = au_to_arg32(1, "fd", ar->ar_arg_fd);
 916                         kau_write(rec, tok);
 917                 }
 918                 UPATH1_VNODE1_TOKENS;
 919                 break;
 920
 921         case AUE_CLOSEFROM:
 922                 if (ARG_IS_VALID(kar, ARG_FD)) {
 923                         tok = au_to_arg32(1, "fd", ar->ar_arg_fd);
 924                         kau_write(rec, tok);
 925                 }
 926                 break;
 927
 928         case AUE_CORE:
 929                 if (ARG_IS_VALID(kar, ARG_SIGNUM)) {
 930                         tok = au_to_arg32(1, "signal", ar->ar_arg_signum);
 931                         kau_write(rec, tok);
 932                 }
 933                 UPATH1_VNODE1_TOKENS;
 934                 break;
 935
 936         case AUE_EXTATTRCTL:
 937                 UPATH1_VNODE1_TOKENS;
 938                 if (ARG_IS_VALID(kar, ARG_CMD)) {
 939                         tok = au_to_arg32(2, "cmd", ar->ar_arg_cmd);
 940                         kau_write(rec, tok);
 941                 }
 942                 /* extattrctl(2) filename parameter is in upath2/vnode2 */
 943                 UPATH2_TOKENS;
 944                 VNODE2_TOKENS;
 945                 EXTATTR_TOKENS(4);
 946                 break;
 947
 948         case AUE_EXTATTR_GET_FILE:
 949         case AUE_EXTATTR_SET_FILE:
 950         case AUE_EXTATTR_LIST_FILE:
 951         case AUE_EXTATTR_DELETE_FILE:
 952         case AUE_EXTATTR_GET_LINK:
 953         case AUE_EXTATTR_SET_LINK:
 954         case AUE_EXTATTR_LIST_LINK:
 955         case AUE_EXTATTR_DELETE_LINK:
 956                 UPATH1_VNODE1_TOKENS;
 957                 EXTATTR_TOKENS(2);
 958                 break;
 959
 960         case AUE_EXTATTR_GET_FD:
 961         case AUE_EXTATTR_SET_FD:
 962         case AUE_EXTATTR_LIST_FD:
 963         case AUE_EXTATTR_DELETE_FD:
 964                 if (ARG_IS_VALID(kar, ARG_FD)) {
 965                         tok = au_to_arg32(2, "fd", ar->ar_arg_fd);
 966                         kau_write(rec, tok);
 967                 }
 968                 EXTATTR_TOKENS(2);
 969                 break;
 970
 971         case AUE_FEXECVE:
 972                 if (ARG_IS_VALID(kar, ARG_FD)) {
 973                         tok = au_to_arg32(1, "fd", ar->ar_arg_fd);
 974                         kau_write(rec, tok);
 975                 }
 976                 /* FALLTHROUGH */
 977
 978         case AUE_EXECVE:
 979         case AUE_MAC_EXECVE:
 980                 if (ARG_IS_VALID(kar, ARG_ARGV)) {
 981                         tok = au_to_exec_args(ar->ar_arg_argv,
 982                             ar->ar_arg_argc);
 983                         kau_write(rec, tok);
 984                 }
 985                 if (ARG_IS_VALID(kar, ARG_ENVV)) {
 986                         tok = au_to_exec_env(ar->ar_arg_envv,
 987                             ar->ar_arg_envc);
 988                         kau_write(rec, tok);
 989                 }
 990                 UPATH1_VNODE1_TOKENS;
 991                 break;
 992
 993         case AUE_FCHMOD:
 994                 if (ARG_IS_VALID(kar, ARG_MODE)) {
 995                         tok = au_to_arg32(2, "new file mode",
 996                             ar->ar_arg_mode);
 997                         kau_write(rec, tok);
 998                 }
 999                 FD_VNODE1_TOKENS;
1000                 break;
1001
1002         /*
1003          * XXXRW: Some of these need to handle non-vnode cases as well.
1004          */
1005         case AUE_FCHDIR:
1006         case AUE_FPATHCONF:
1007         case AUE_FSTAT:
1008         case AUE_FSTATFS:
1009         case AUE_FSYNC:
1010         case AUE_FTRUNCATE:
1011         case AUE_FUTIMES:
1012         case AUE_GETDIRENTRIES:
1013         case AUE_GETDIRENTRIESATTR:
1014         case AUE_LSEEK:
1015         case AUE_POLL:
1016         case AUE_POSIX_FALLOCATE:
1017         case AUE_PREAD:
1018         case AUE_PWRITE:
1019         case AUE_READ:
1020         case AUE_READV:
1021         case AUE_WRITE:
1022         case AUE_WRITEV:
1023                 FD_VNODE1_TOKENS;
1024                 break;
1025
1026         case AUE_FCHOWN:
1027                 if (ARG_IS_VALID(kar, ARG_UID)) {
1028                         tok = au_to_arg32(2, "new file uid", ar->ar_arg_uid);
1029                         kau_write(rec, tok);
1030                 }
1031                 if (ARG_IS_VALID(kar, ARG_GID)) {
1032                         tok = au_to_arg32(3, "new file gid", ar->ar_arg_gid);
1033                         kau_write(rec, tok);
1034                 }
1035                 FD_VNODE1_TOKENS;
1036                 break;
1037
1038         case AUE_FCNTL:
1039                 if (ARG_IS_VALID(kar, ARG_CMD)) {
1040                         tok = au_to_arg32(2, "cmd",
1041                             au_fcntl_cmd_to_bsm(ar->ar_arg_cmd));
1042                         kau_write(rec, tok);
1043                 }
1044                 FD_VNODE1_TOKENS;
1045                 break;
1046
1047         case AUE_FCHFLAGS:
1048                 if (ARG_IS_VALID(kar, ARG_FFLAGS)) {
1049                         tok = au_to_arg32(2, "flags", ar->ar_arg_fflags);
1050                         kau_write(rec, tok);
1051                 }
1052                 FD_VNODE1_TOKENS;
1053                 break;
1054
1055         case AUE_FLOCK:
1056                 if (ARG_IS_VALID(kar, ARG_CMD)) {
1057                         tok = au_to_arg32(2, "operation", ar->ar_arg_cmd);
1058                         kau_write(rec, tok);
1059                 }
1060                 FD_VNODE1_TOKENS;
1061                 break;
1062
1063         case AUE_RFORK:
1064                 if (ARG_IS_VALID(kar, ARG_FFLAGS)) {
1065                         tok = au_to_arg32(1, "flags", ar->ar_arg_fflags);
1066                         kau_write(rec, tok);
1067                 }
1068                 /* FALLTHROUGH */
1069
1070         case AUE_FORK:
1071         case AUE_VFORK:
1072                 if (ARG_IS_VALID(kar, ARG_PID)) {
1073                         tok = au_to_arg32(0, "child PID", ar->ar_arg_pid);
1074                         kau_write(rec, tok);
1075                 }
1076                 break;
1077
1078         case AUE_IOCTL:
1079                 if (ARG_IS_VALID(kar, ARG_CMD)) {
1080                         tok = au_to_arg32(2, "cmd", ar->ar_arg_cmd);
1081                         kau_write(rec, tok);
1082                 }
1083                 if (ARG_IS_VALID(kar, ARG_VNODE1))
1084                         FD_VNODE1_TOKENS;
1085                 else {
1086                         if (ARG_IS_VALID(kar, ARG_SOCKINFO)) {
1087                                 tok = kau_to_socket(&ar->ar_arg_sockinfo);
1088                                 kau_write(rec, tok);
1089                         } else {
1090                                 if (ARG_IS_VALID(kar, ARG_FD)) {
1091                                         tok = au_to_arg32(1, "fd",
1092                                             ar->ar_arg_fd);
1093                                         kau_write(rec, tok);
1094                                 }
1095                         }
1096                 }
1097                 break;
1098
1099         case AUE_KILL:
1100         case AUE_KILLPG:
1101                 if (ARG_IS_VALID(kar, ARG_SIGNUM)) {
1102                         tok = au_to_arg32(2, "signal", ar->ar_arg_signum);
1103                         kau_write(rec, tok);
1104                 }
1105                 PROCESS_PID_TOKENS(1);
1106                 break;
1107
1108         case AUE_KTRACE:
1109                 if (ARG_IS_VALID(kar, ARG_CMD)) {
1110                         tok = au_to_arg32(2, "ops", ar->ar_arg_cmd);
1111                         kau_write(rec, tok);
1112                 }
1113                 if (ARG_IS_VALID(kar, ARG_VALUE)) {
1114                         tok = au_to_arg32(3, "trpoints", ar->ar_arg_value);
1115                         kau_write(rec, tok);
1116                 }
1117                 PROCESS_PID_TOKENS(4);
1118                 UPATH1_VNODE1_TOKENS;
1119                 break;
1120
1121         case AUE_LINK:
1122         case AUE_LINKAT:
1123         case AUE_RENAME:
1124         case AUE_RENAMEAT:
1125                 ATFD1_TOKENS(1);
1126                 UPATH1_VNODE1_TOKENS;
1127                 ATFD2_TOKENS(3);
1128                 UPATH2_TOKENS;
1129                 break;
1130
1131         case AUE_LOADSHFILE:
1132                 ADDR_TOKEN(4, "base addr");
1133                 UPATH1_VNODE1_TOKENS;
1134                 break;
1135
1136         case AUE_MKDIR:
1137         case AUE_MKDIRAT:
1138         case AUE_MKFIFO:
1139         case AUE_MKFIFOAT:
1140                 ATFD1_TOKENS(1);
1141                 if (ARG_IS_VALID(kar, ARG_MODE)) {
1142                         tok = au_to_arg32(2, "mode", ar->ar_arg_mode);
1143                         kau_write(rec, tok);
1144                 }
1145                 UPATH1_VNODE1_TOKENS;
1146                 break;
1147
1148         case AUE_MKNOD:
1149         case AUE_MKNODAT:
1150                 ATFD1_TOKENS(1);
1151                 if (ARG_IS_VALID(kar, ARG_MODE)) {
1152                         tok = au_to_arg32(2, "mode", ar->ar_arg_mode);
1153                         kau_write(rec, tok);
1154                 }
1155                 if (ARG_IS_VALID(kar, ARG_DEV)) {
1156                         tok = au_to_arg32(3, "dev", ar->ar_arg_dev);
1157                         kau_write(rec, tok);
1158                 }
1159                 UPATH1_VNODE1_TOKENS;
1160                 break;
1161
1162         case AUE_MMAP:
1163         case AUE_MUNMAP:
1164         case AUE_MPROTECT:
1165         case AUE_MLOCK:
1166         case AUE_MUNLOCK:
1167         case AUE_MINHERIT:
1168                 ADDR_TOKEN(1, "addr");
1169                 if (ARG_IS_VALID(kar, ARG_LEN)) {
1170                         tok = au_to_arg32(2, "len", ar->ar_arg_len);
1171                         kau_write(rec, tok);
1172                 }
1173                 if (ar->ar_event == AUE_MMAP)
1174                         FD_VNODE1_TOKENS;
1175                 if (ar->ar_event == AUE_MPROTECT) {
1176                         if (ARG_IS_VALID(kar, ARG_VALUE)) {
1177                                 tok = au_to_arg32(3, "protection",
1178                                     ar->ar_arg_value);
1179                                 kau_write(rec, tok);
1180                         }
1181                 }
1182                 if (ar->ar_event == AUE_MINHERIT) {
1183                         if (ARG_IS_VALID(kar, ARG_VALUE)) {
1184                                 tok = au_to_arg32(3, "inherit",
1185                                     ar->ar_arg_value);
1186                                 kau_write(rec, tok);
1187                         }
1188                 }
1189                 break;
1190
1191         case AUE_MOUNT:
1192         case AUE_NMOUNT:
1193                 /* XXX Need to handle NFS mounts */
1194                 if (ARG_IS_VALID(kar, ARG_FFLAGS)) {
1195                         tok = au_to_arg32(3, "flags", ar->ar_arg_fflags);
1196                         kau_write(rec, tok);
1197                 }
1198                 if (ARG_IS_VALID(kar, ARG_TEXT)) {
1199                         tok = au_to_text(ar->ar_arg_text);
1200                         kau_write(rec, tok);
1201                 }
1202                 /* FALLTHROUGH */
1203
1204         case AUE_NFS_SVC:
1205                 if (ARG_IS_VALID(kar, ARG_CMD)) {
1206                         tok = au_to_arg32(1, "flags", ar->ar_arg_cmd);
1207                         kau_write(rec, tok);
1208                 }
1209                 break;
1210
1211         case AUE_UMOUNT:
1212                 if (ARG_IS_VALID(kar, ARG_VALUE)) {
1213                         tok = au_to_arg32(2, "flags", ar->ar_arg_value);
1214                         kau_write(rec, tok);
1215                 }
1216                 UPATH1_VNODE1_TOKENS;
1217                 if (ARG_IS_VALID(kar, ARG_TEXT)) {
1218                         tok = au_to_text(ar->ar_arg_text);
1219                         kau_write(rec, tok);
1220                 }
1221                 break;
1222
1223         case AUE_MSGCTL:
1224                 ar->ar_event = audit_msgctl_to_event(ar->ar_arg_svipc_cmd);
1225                 /* Fall through */
1226
1227         case AUE_MSGRCV:
1228         case AUE_MSGSND:
1229                 tok = au_to_arg32(1, "msg ID", ar->ar_arg_svipc_id);
1230                 kau_write(rec, tok);
1231                 if (ar->ar_errno != EINVAL) {
1232                         tok = au_to_ipc(AT_IPC_MSG, ar->ar_arg_svipc_id);
1233                         kau_write(rec, tok);
1234                 }
1235                 break;
1236
1237         case AUE_MSGGET:
1238                 if (ar->ar_errno == 0) {
1239                         if (ARG_IS_VALID(kar, ARG_SVIPC_ID)) {
1240                                 tok = au_to_ipc(AT_IPC_MSG,
1241                                     ar->ar_arg_svipc_id);
1242                                 kau_write(rec, tok);
1243                         }
1244                 }
1245                 break;
1246
1247         case AUE_RESETSHFILE:
1248                 ADDR_TOKEN(1, "base addr");
1249                 break;
1250
1251         case AUE_OPEN_RC:
1252         case AUE_OPEN_RTC:
1253         case AUE_OPEN_RWC:
1254         case AUE_OPEN_RWTC:
1255         case AUE_OPEN_WC:
1256         case AUE_OPEN_WTC:
1257         case AUE_CREAT:
1258                 if (ARG_IS_VALID(kar, ARG_MODE)) {
1259                         tok = au_to_arg32(3, "mode", ar->ar_arg_mode);
1260                         kau_write(rec, tok);
1261                 }
1262                 /* FALLTHROUGH */
1263
1264         case AUE_OPEN_R:
1265         case AUE_OPEN_RT:
1266         case AUE_OPEN_RW:
1267         case AUE_OPEN_RWT:
1268         case AUE_OPEN_W:
1269         case AUE_OPEN_WT:
1270                 if (ARG_IS_VALID(kar, ARG_FFLAGS)) {
1271                         tok = au_to_arg32(2, "flags", ar->ar_arg_fflags);
1272                         kau_write(rec, tok);
1273                 }
1274                 UPATH1_VNODE1_TOKENS;
1275                 break;
1276
1277         case AUE_OPENAT_RC:
1278         case AUE_OPENAT_RTC:
1279         case AUE_OPENAT_RWC:
1280         case AUE_OPENAT_RWTC:
1281         case AUE_OPENAT_WC:
1282         case AUE_OPENAT_WTC:
1283                 if (ARG_IS_VALID(kar, ARG_MODE)) {
1284                         tok = au_to_arg32(3, "mode", ar->ar_arg_mode);
1285                         kau_write(rec, tok);
1286                 }
1287                 /* FALLTHROUGH */
1288
1289         case AUE_OPENAT_R:
1290         case AUE_OPENAT_RT:
1291         case AUE_OPENAT_RW:
1292         case AUE_OPENAT_RWT:
1293         case AUE_OPENAT_W:
1294         case AUE_OPENAT_WT:
1295                 if (ARG_IS_VALID(kar, ARG_FFLAGS)) {
1296                         tok = au_to_arg32(2, "flags", ar->ar_arg_fflags);
1297                         kau_write(rec, tok);
1298                 }
1299                 ATFD1_TOKENS(1);
1300                 UPATH1_VNODE1_TOKENS;
1301                 break;
1302
1303         case AUE_PROCCTL:
1304                 if (ARG_IS_VALID(kar, ARG_VALUE)) {
1305                         tok = au_to_arg32(1, "idtype", ar->ar_arg_value);
1306                         kau_write(rec, tok);
1307                 }
1308                 if (ARG_IS_VALID(kar, ARG_CMD)) {
1309                         tok = au_to_arg32(2, "com", ar->ar_arg_cmd);
1310                         kau_write(rec, tok);
1311                 }
1312                 PROCESS_PID_TOKENS(3);
1313                 break;
1314
1315         case AUE_PTRACE:
1316                 if (ARG_IS_VALID(kar, ARG_CMD)) {
1317                         tok = au_to_arg32(1, "request", ar->ar_arg_cmd);
1318                         kau_write(rec, tok);
1319                 }
1320                 if (ARG_IS_VALID(kar, ARG_VALUE)) {
1321                         tok = au_to_arg32(4, "data", ar->ar_arg_value);
1322                         kau_write(rec, tok);
1323                 }
1324                 PROCESS_PID_TOKENS(2);
1325                 break;
1326
1327         case AUE_QUOTACTL:
1328                 if (ARG_IS_VALID(kar, ARG_CMD)) {
1329                         tok = au_to_arg32(2, "command", ar->ar_arg_cmd);
1330                         kau_write(rec, tok);
1331                 }
1332                 if (ARG_IS_VALID(kar, ARG_UID)) {
1333                         tok = au_to_arg32(3, "uid", ar->ar_arg_uid);
1334                         kau_write(rec, tok);
1335                 }
1336                 if (ARG_IS_VALID(kar, ARG_GID)) {
1337                         tok = au_to_arg32(3, "gid", ar->ar_arg_gid);
1338                         kau_write(rec, tok);
1339                 }
1340                 UPATH1_VNODE1_TOKENS;
1341                 break;
1342
1343         case AUE_REBOOT:
1344                 if (ARG_IS_VALID(kar, ARG_CMD)) {
1345                         tok = au_to_arg32(1, "howto", ar->ar_arg_cmd);
1346                         kau_write(rec, tok);
1347                 }
1348                 break;
1349
1350         case AUE_SEMCTL:
1351                 ar->ar_event = audit_semctl_to_event(ar->ar_arg_svipc_cmd);
1352                 /* Fall through */
1353
1354         case AUE_SEMOP:
1355                 if (ARG_IS_VALID(kar, ARG_SVIPC_ID)) {
1356                         tok = au_to_arg32(1, "sem ID", ar->ar_arg_svipc_id);
1357                         kau_write(rec, tok);
1358                         if (ar->ar_errno != EINVAL) {
1359                                 tok = au_to_ipc(AT_IPC_SEM,
1360                                     ar->ar_arg_svipc_id);
1361                                 kau_write(rec, tok);
1362                         }
1363                 }
1364                 break;
1365
1366         case AUE_SEMGET:
1367                 if (ar->ar_errno == 0) {
1368                         if (ARG_IS_VALID(kar, ARG_SVIPC_ID)) {
1369                                 tok = au_to_ipc(AT_IPC_SEM,
1370                                     ar->ar_arg_svipc_id);
1371                                 kau_write(rec, tok);
1372                         }
1373                 }
1374                 break;
1375
1376         case AUE_SETEGID:
1377                 if (ARG_IS_VALID(kar, ARG_EGID)) {
1378                         tok = au_to_arg32(1, "egid", ar->ar_arg_egid);
1379                         kau_write(rec, tok);
1380                 }
1381                 break;
1382
1383         case AUE_SETEUID:
1384                 if (ARG_IS_VALID(kar, ARG_EUID)) {
1385                         tok = au_to_arg32(1, "euid", ar->ar_arg_euid);
1386                         kau_write(rec, tok);
1387                 }
1388                 break;
1389
1390         case AUE_SETREGID:
1391                 if (ARG_IS_VALID(kar, ARG_RGID)) {
1392                         tok = au_to_arg32(1, "rgid", ar->ar_arg_rgid);
1393                         kau_write(rec, tok);
1394                 }
1395                 if (ARG_IS_VALID(kar, ARG_EGID)) {
1396                         tok = au_to_arg32(2, "egid", ar->ar_arg_egid);
1397                         kau_write(rec, tok);
1398                 }
1399                 break;
1400
1401         case AUE_SETREUID:
1402                 if (ARG_IS_VALID(kar, ARG_RUID)) {
1403                         tok = au_to_arg32(1, "ruid", ar->ar_arg_ruid);
1404                         kau_write(rec, tok);
1405                 }
1406                 if (ARG_IS_VALID(kar, ARG_EUID)) {
1407                         tok = au_to_arg32(2, "euid", ar->ar_arg_euid);
1408                         kau_write(rec, tok);
1409                 }
1410                 break;
1411
1412         case AUE_SETRESGID:
1413                 if (ARG_IS_VALID(kar, ARG_RGID)) {
1414                         tok = au_to_arg32(1, "rgid", ar->ar_arg_rgid);
1415                         kau_write(rec, tok);
1416                 }
1417                 if (ARG_IS_VALID(kar, ARG_EGID)) {
1418                         tok = au_to_arg32(2, "egid", ar->ar_arg_egid);
1419                         kau_write(rec, tok);
1420                 }
1421                 if (ARG_IS_VALID(kar, ARG_SGID)) {
1422                         tok = au_to_arg32(3, "sgid", ar->ar_arg_sgid);
1423                         kau_write(rec, tok);
1424                 }
1425                 break;
1426
1427         case AUE_SETRESUID:
1428                 if (ARG_IS_VALID(kar, ARG_RUID)) {
1429                         tok = au_to_arg32(1, "ruid", ar->ar_arg_ruid);
1430                         kau_write(rec, tok);
1431                 }
1432                 if (ARG_IS_VALID(kar, ARG_EUID)) {
1433                         tok = au_to_arg32(2, "euid", ar->ar_arg_euid);
1434                         kau_write(rec, tok);
1435                 }
1436                 if (ARG_IS_VALID(kar, ARG_SUID)) {
1437                         tok = au_to_arg32(3, "suid", ar->ar_arg_suid);
1438                         kau_write(rec, tok);
1439                 }
1440                 break;
1441
1442         case AUE_SETGID:
1443                 if (ARG_IS_VALID(kar, ARG_GID)) {
1444                         tok = au_to_arg32(1, "gid", ar->ar_arg_gid);
1445                         kau_write(rec, tok);
1446                 }
1447                 break;
1448
1449         case AUE_SETUID:
1450                 if (ARG_IS_VALID(kar, ARG_UID)) {
1451                         tok = au_to_arg32(1, "uid", ar->ar_arg_uid);
1452                         kau_write(rec, tok);
1453                 }
1454                 break;
1455
1456         case AUE_SETGROUPS:
1457                 if (ARG_IS_VALID(kar, ARG_GROUPSET)) {
1458                         for(ctr = 0; ctr < ar->ar_arg_groups.gidset_size; ctr++)
1459                         {
1460                                 tok = au_to_arg32(1, "setgroups",
1461                                     ar->ar_arg_groups.gidset[ctr]);
1462                                 kau_write(rec, tok);
1463                         }
1464                 }
1465                 break;
1466
1467         case AUE_SETLOGIN:
1468                 if (ARG_IS_VALID(kar, ARG_LOGIN)) {
1469                         tok = au_to_text(ar->ar_arg_login);
1470                         kau_write(rec, tok);
1471                 }
1472                 break;
1473
1474         case AUE_SETPRIORITY:
1475                 if (ARG_IS_VALID(kar, ARG_CMD)) {
1476                         tok = au_to_arg32(1, "which", ar->ar_arg_cmd);
1477                         kau_write(rec, tok);
1478                 }
1479                 if (ARG_IS_VALID(kar, ARG_UID)) {
1480                         tok = au_to_arg32(2, "who", ar->ar_arg_uid);
1481                         kau_write(rec, tok);
1482                 }
1483                 PROCESS_PID_TOKENS(2);
1484                 if (ARG_IS_VALID(kar, ARG_VALUE)) {
1485                         tok = au_to_arg32(3, "priority", ar->ar_arg_value);
1486                         kau_write(rec, tok);
1487                 }
1488                 break;
1489
1490         case AUE_SETPRIVEXEC:
1491                 if (ARG_IS_VALID(kar, ARG_VALUE)) {
1492                         tok = au_to_arg32(1, "flag", ar->ar_arg_value);
1493                         kau_write(rec, tok);
1494                 }
1495                 break;
1496
1497         /* AUE_SHMAT, AUE_SHMCTL, AUE_SHMDT and AUE_SHMGET are SysV IPC */
1498         case AUE_SHMAT:
1499                 if (ARG_IS_VALID(kar, ARG_SVIPC_ID)) {
1500                         tok = au_to_arg32(1, "shmid", ar->ar_arg_svipc_id);
1501                         kau_write(rec, tok);
1502                         /* XXXAUDIT: Does having the ipc token make sense? */
1503                         tok = au_to_ipc(AT_IPC_SHM, ar->ar_arg_svipc_id);
1504                         kau_write(rec, tok);
1505                 }
1506                 if (ARG_IS_VALID(kar, ARG_SVIPC_ADDR)) {
1507                         tok = au_to_arg32(2, "shmaddr",
1508                             (int)(uintptr_t)ar->ar_arg_svipc_addr);
1509                         kau_write(rec, tok);
1510                 }
1511                 if (ARG_IS_VALID(kar, ARG_SVIPC_PERM)) {
1512                         tok = au_to_ipc_perm(&ar->ar_arg_svipc_perm);
1513                         kau_write(rec, tok);
1514                 }
1515                 break;
1516
1517         case AUE_SHMCTL:
1518                 if (ARG_IS_VALID(kar, ARG_SVIPC_ID)) {
1519                         tok = au_to_arg32(1, "shmid", ar->ar_arg_svipc_id);
1520                         kau_write(rec, tok);
1521                         /* XXXAUDIT: Does having the ipc token make sense? */
1522                         tok = au_to_ipc(AT_IPC_SHM, ar->ar_arg_svipc_id);
1523                         kau_write(rec, tok);
1524                 }
1525                 switch (ar->ar_arg_svipc_cmd) {
1526                 case IPC_STAT:
1527                         ar->ar_event = AUE_SHMCTL_STAT;
1528                         break;
1529                 case IPC_RMID:
1530                         ar->ar_event = AUE_SHMCTL_RMID;
1531                         break;
1532                 case IPC_SET:
1533                         ar->ar_event = AUE_SHMCTL_SET;
1534                         if (ARG_IS_VALID(kar, ARG_SVIPC_PERM)) {
1535                                 tok = au_to_ipc_perm(&ar->ar_arg_svipc_perm);
1536                                 kau_write(rec, tok);
1537                         }
1538                         break;
1539                 default:
1540                         break;  /* We will audit a bad command */
1541                 }
1542                 break;
1543
1544         case AUE_SHMDT:
1545                 if (ARG_IS_VALID(kar, ARG_SVIPC_ADDR)) {
1546                         tok = au_to_arg32(1, "shmaddr",
1547                             (int)(uintptr_t)ar->ar_arg_svipc_addr);
1548                         kau_write(rec, tok);
1549                 }
1550                 break;
1551
1552         case AUE_SHMGET:
1553                 /* This is unusual; the return value is in an argument token */
1554                 if (ARG_IS_VALID(kar, ARG_SVIPC_ID)) {
1555                         tok = au_to_arg32(0, "shmid", ar->ar_arg_svipc_id);
1556                         kau_write(rec, tok);
1557                         tok = au_to_ipc(AT_IPC_SHM, ar->ar_arg_svipc_id);
1558                         kau_write(rec, tok);
1559                 }
1560                 if (ARG_IS_VALID(kar, ARG_SVIPC_PERM)) {
1561                         tok = au_to_ipc_perm(&ar->ar_arg_svipc_perm);
1562                         kau_write(rec, tok);
1563                 }
1564                 break;
1565
1566         /* AUE_SHMOPEN, AUE_SHMUNLINK, AUE_SEMOPEN, AUE_SEMCLOSE
1567          * and AUE_SEMUNLINK are Posix IPC */
1568         case AUE_SHMOPEN:
1569                 if (ARG_IS_VALID(kar, ARG_FFLAGS)) {
1570                         tok = au_to_arg32(2, "flags", ar->ar_arg_fflags);
1571                         kau_write(rec, tok);
1572                 }
1573                 if (ARG_IS_VALID(kar, ARG_MODE)) {
1574                         tok = au_to_arg32(3, "mode", ar->ar_arg_mode);
1575                         kau_write(rec, tok);
1576                 }
1577                 /* FALLTHROUGH */
1578
1579         case AUE_SHMUNLINK:
1580                 UPATH1_TOKENS;
1581                 if (ARG_IS_VALID(kar, ARG_POSIX_IPC_PERM)) {
1582                         struct ipc_perm perm;
1583
1584                         perm.uid = ar->ar_arg_pipc_perm.pipc_uid;
1585                         perm.gid = ar->ar_arg_pipc_perm.pipc_gid;
1586                         perm.cuid = ar->ar_arg_pipc_perm.pipc_uid;
1587                         perm.cgid = ar->ar_arg_pipc_perm.pipc_gid;
1588                         perm.mode = ar->ar_arg_pipc_perm.pipc_mode;
1589                         perm.seq = 0;
1590                         perm.key = 0;
1591                         tok = au_to_ipc_perm(&perm);
1592                         kau_write(rec, tok);
1593                 }
1594                 break;
1595
1596         case AUE_SEMOPEN:
1597                 if (ARG_IS_VALID(kar, ARG_FFLAGS)) {
1598                         tok = au_to_arg32(2, "flags", ar->ar_arg_fflags);
1599                         kau_write(rec, tok);
1600                 }
1601                 if (ARG_IS_VALID(kar, ARG_MODE)) {
1602                         tok = au_to_arg32(3, "mode", ar->ar_arg_mode);
1603                         kau_write(rec, tok);
1604                 }
1605                 if (ARG_IS_VALID(kar, ARG_VALUE)) {
1606                         tok = au_to_arg32(4, "value", ar->ar_arg_value);
1607                         kau_write(rec, tok);
1608                 }
1609                 /* FALLTHROUGH */
1610
1611         case AUE_SEMUNLINK:
1612                 if (ARG_IS_VALID(kar, ARG_TEXT)) {
1613                         tok = au_to_text(ar->ar_arg_text);
1614                         kau_write(rec, tok);
1615                 }
1616                 if (ARG_IS_VALID(kar, ARG_POSIX_IPC_PERM)) {
1617                         struct ipc_perm perm;
1618
1619                         perm.uid = ar->ar_arg_pipc_perm.pipc_uid;
1620                         perm.gid = ar->ar_arg_pipc_perm.pipc_gid;
1621                         perm.cuid = ar->ar_arg_pipc_perm.pipc_uid;
1622                         perm.cgid = ar->ar_arg_pipc_perm.pipc_gid;
1623                         perm.mode = ar->ar_arg_pipc_perm.pipc_mode;
1624                         perm.seq = 0;
1625                         perm.key = 0;
1626                         tok = au_to_ipc_perm(&perm);
1627                         kau_write(rec, tok);
1628                 }
1629                 break;
1630
1631         case AUE_SEMCLOSE:
1632                 if (ARG_IS_VALID(kar, ARG_FD)) {
1633                         tok = au_to_arg32(1, "sem", ar->ar_arg_fd);
1634                         kau_write(rec, tok);
1635                 }
1636                 break;
1637
1638         case AUE_SYMLINK:
1639         case AUE_SYMLINKAT:
1640                 if (ARG_IS_VALID(kar, ARG_TEXT)) {
1641                         tok = au_to_text(ar->ar_arg_text);
1642                         kau_write(rec, tok);
1643                 }
1644                 ATFD1_TOKENS(1);
1645                 UPATH1_VNODE1_TOKENS;
1646                 break;
1647
1648         case AUE_SYSCTL:
1649         case AUE_SYSCTL_NONADMIN:
1650                 if (ARG_IS_VALID(kar, ARG_CTLNAME | ARG_LEN)) {
1651                         for (ctr = 0; ctr < ar->ar_arg_len; ctr++) {
1652                                 tok = au_to_arg32(1, "name",
1653                                     ar->ar_arg_ctlname[ctr]);
1654                                 kau_write(rec, tok);
1655                         }
1656                 }
1657                 if (ARG_IS_VALID(kar, ARG_VALUE)) {
1658                         tok = au_to_arg32(5, "newval", ar->ar_arg_value);
1659                         kau_write(rec, tok);
1660                 }
1661                 if (ARG_IS_VALID(kar, ARG_TEXT)) {
1662                         tok = au_to_text(ar->ar_arg_text);
1663                         kau_write(rec, tok);
1664                 }
1665                 break;
1666
1667         case AUE_UMASK:
1668                 if (ARG_IS_VALID(kar, ARG_MASK)) {
1669                         tok = au_to_arg32(1, "new mask", ar->ar_arg_mask);
1670                         kau_write(rec, tok);
1671                 }
1672                 tok = au_to_arg32(0, "prev mask", ar->ar_retval);
1673                 kau_write(rec, tok);
1674                 break;
1675
1676         case AUE_WAIT4:
1677         case AUE_WAIT6:
1678                 PROCESS_PID_TOKENS(1);
1679                 if (ARG_IS_VALID(kar, ARG_VALUE)) {
1680                         tok = au_to_arg32(3, "options", ar->ar_arg_value);
1681                         kau_write(rec, tok);
1682                 }
1683                 break;
1684
1685         case AUE_CAP_RIGHTS_LIMIT:
1686                 /*
1687                  * XXXRW/XXXJA: Would be nice to audit socket/etc information.
1688                  */
1689                 FD_VNODE1_TOKENS;
1690                 if (ARG_IS_VALID(kar, ARG_RIGHTS)) {
1691                         tok = au_to_rights(&ar->ar_arg_rights);
1692                         kau_write(rec, tok);
1693                 }
1694                 break;
1695
1696         case AUE_CAP_FCNTLS_GET:
1697         case AUE_CAP_IOCTLS_GET:
1698         case AUE_CAP_IOCTLS_LIMIT:
1699         case AUE_CAP_RIGHTS_GET:
1700                 if (ARG_IS_VALID(kar, ARG_FD)) {
1701                         tok = au_to_arg32(1, "fd", ar->ar_arg_fd);
1702                         kau_write(rec, tok);
1703                 }
1704                 break;
1705
1706         case AUE_CAP_FCNTLS_LIMIT:
1707                 FD_VNODE1_TOKENS;
1708                 if (ARG_IS_VALID(kar, ARG_FCNTL_RIGHTS)) {
1709                         tok = au_to_arg32(2, "fcntlrights",
1710                             ar->ar_arg_fcntl_rights);
1711                         kau_write(rec, tok);
1712                 }
1713                 break;
1714
1715         case AUE_CAP_ENTER:
1716         case AUE_CAP_GETMODE:
1717                 break;
1718
1719         case AUE_NULL:
1720         default:
1721                 printf("BSM conversion requested for unknown event %d\n",
1722                     ar->ar_event);
1723
1724                 /*
1725                  * Write the subject token so it is properly freed here.
1726                  */
1727                 if (jail_tok != NULL)
1728                         kau_write(rec, jail_tok);
1729                 kau_write(rec, subj_tok);
1730                 kau_free(rec);
1731                 return (BSM_NOAUDIT);
1732         }
1733
1734         if (jail_tok != NULL)
1735                 kau_write(rec, jail_tok);
1736         kau_write(rec, subj_tok);
1737         tok = au_to_return32(au_errno_to_bsm(ar->ar_errno), ar->ar_retval);
1738         kau_write(rec, tok);  /* Every record gets a return token */
1739
1740         kau_close(rec, &ar->ar_endtime, ar->ar_event);
1741
1742         *pau = rec;
1743         return (BSM_SUCCESS);
1744 }
1745
1746 /*
1747  * Verify that a record is a valid BSM record. This verification is simple
1748  * now, but may be expanded on sometime in the future.  Return 1 if the
1749  * record is good, 0 otherwise.
1750  */
1751 int
1752 bsm_rec_verify(void *rec)
1753 {
1754         char c = *(char *)rec;
1755
1756         /*
1757          * Check the token ID of the first token; it has to be a header
1758          * token.
1759          *
1760          * XXXAUDIT There needs to be a token structure to map a token.
1761          * XXXAUDIT 'Shouldn't be simply looking at the first char.
1762          */
1763         if ((c != AUT_HEADER32) && (c != AUT_HEADER32_EX) &&
1764             (c != AUT_HEADER64) && (c != AUT_HEADER64_EX))
1765                 return (0);
1766         return (1);
1767 }