1 /*
   2  *
   3  * CDDL HEADER START
   4  *
   5  * The contents of this file are subject to the terms of the
   6  * Common Development and Distribution License (the "License").
   7  * You may not use this file except in compliance with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  * Copyright 2012 Milan Juri. All rights reserved.
  26  * Copyright 2017 Joyent, Inc.
  27  */
  28 
  29 #include <unistd.h>
  30 #include <stdio.h>
  31 #include <stdlib.h>
  32 #include <stdarg.h>
  33 #include <sys/types.h>
  34 #include <sys/stat.h>
  35 #include <fcntl.h>
  36 #include <sys/sysconf.h>
  37 #include <strings.h>
  38 #include <ctype.h>
  39 #include <errno.h>
  40 #include <sys/socket.h>
  41 #include <netdb.h>
  42 #include <netinet/in.h>
  43 #include <arpa/inet.h>
  44 #include <net/pfkeyv2.h>
  45 #include <net/pfpolicy.h>
  46 #include <libintl.h>
  47 #include <setjmp.h>
  48 #include <libgen.h>
  49 #include <libscf.h>
  50 
  51 #include "ipsec_util.h"
  52 #include "ikedoor.h"
  53 
  54 /*
  55  * This file contains support functions that are shared by the ipsec
  56  * utilities and daemons including ipseckey(1m), ikeadm(1m) and in.iked(1m).
  57  */
  58 
  59 
  60 #define EFD(file) (((file) == stdout) ? stderr : (file))
  61 
  62 /* Limits for interactive mode. */
  63 #define MAX_LINE_LEN    IBUF_SIZE
  64 #define MAX_CMD_HIST    64000   /* in bytes */
  65 
  66 /* Set standard default/initial values for globals... */
  67 boolean_t pflag = B_FALSE;      /* paranoid w.r.t. printing keying material */
  68 boolean_t nflag = B_FALSE;      /* avoid nameservice? */
  69 boolean_t interactive = B_FALSE;        /* util not running on cmdline */
  70 boolean_t readfile = B_FALSE;   /* cmds are being read from a file */
  71 uint_t  lineno = 0;             /* track location if reading cmds from file */
  72 uint_t  lines_added = 0;
  73 uint_t  lines_parsed = 0;
  74 jmp_buf env;            /* for error recovery in interactive/readfile modes */
  75 char *my_fmri = NULL;
  76 FILE *debugfile = stderr;
  77 static GetLine *gl = NULL;      /* for interactive mode */
  78 
  79 /*
  80  * Print errno and exit if cmdline or readfile, reset state if interactive
  81  * The error string *what should be dgettext()'d before calling bail().
  82  */
  83 void
  84 bail(char *what)
  85 {
  86         if (errno != 0)
  87                 warn(what);
  88         else
  89                 warnx(dgettext(TEXT_DOMAIN, "Error: %s"), what);
  90         if (readfile) {
  91                 return;
  92         }
  93         if (interactive && !readfile)
  94                 longjmp(env, 2);
  95         EXIT_FATAL(NULL);
  96 }
  97 
  98 /*
  99  * Print caller-supplied variable-arg error msg, then exit if cmdline or
 100  * readfile, or reset state if interactive.
 101  */
 102 /*PRINTFLIKE1*/
 103 void
 104 bail_msg(char *fmt, ...)
 105 {
 106         va_list ap;
 107         char    msgbuf[BUFSIZ];
 108 
 109         va_start(ap, fmt);
 110         (void) vsnprintf(msgbuf, BUFSIZ, fmt, ap);
 111         va_end(ap);
 112         if (readfile)
 113                 warnx(dgettext(TEXT_DOMAIN,
 114                     "ERROR on line %u:\n%s\n"), lineno,  msgbuf);
 115         else
 116                 warnx(dgettext(TEXT_DOMAIN, "ERROR: %s\n"), msgbuf);
 117 
 118         if (interactive && !readfile)
 119                 longjmp(env, 1);
 120 
 121         EXIT_FATAL(NULL);
 122 }
 123 
 124 /*
 125  * bytecnt2str() wrapper. Zeroes out the input buffer and if the number
 126  * of bytes to be converted is more than 1K, it will produce readable string
 127  * in parentheses, store it in the original buffer and return the pointer to it.
 128  * Maximum length of the returned string is 14 characters (not including
 129  * the terminating zero).
 130  */
 131 char *
 132 bytecnt2out(uint64_t num, char *buf, size_t bufsiz, int flags)
 133 {
 134         char *str;
 135 
 136         (void) memset(buf, '\0', bufsiz);
 137 
 138         if (num > 1024) {
 139                 /* Return empty string in case of out-of-memory. */
 140                 if ((str = malloc(bufsiz)) == NULL)
 141                         return (buf);
 142 
 143                 (void) bytecnt2str(num, str, bufsiz);
 144                 /* Detect overflow. */
 145                 if (strlen(str) == 0) {
 146                         free(str);
 147                         return (buf);
 148                 }
 149 
 150                 /* Emit nothing in case of overflow. */
 151                 if (snprintf(buf, bufsiz, "%s(%sB)%s",
 152                     flags & SPC_BEGIN ? " " : "", str,
 153                     flags & SPC_END ? " " : "") >= bufsiz)
 154                         (void) memset(buf, '\0', bufsiz);
 155 
 156                 free(str);
 157         }
 158 
 159         return (buf);
 160 }
 161 
 162 /*
 163  * Convert 64-bit number to human readable string. Useful mainly for the
 164  * byte lifetime counters. Returns pointer to the user supplied buffer.
 165  * Able to convert up to Exabytes. Maximum length of the string produced
 166  * is 9 characters (not counting the terminating zero).
 167  */
 168 char *
 169 bytecnt2str(uint64_t num, char *buf, size_t buflen)
 170 {
 171         uint64_t n = num;
 172         char u;
 173         int index = 0;
 174 
 175         while (n >= 1024) {
 176                 n /= 1024;
 177                 index++;
 178         }
 179 
 180         /* The field has all units this function can represent. */
 181         u = " KMGTPE"[index];
 182 
 183         if (index == 0) {
 184                 /* Less than 1K */
 185                 if (snprintf(buf, buflen, "%llu ", num) >= buflen)
 186                         (void) memset(buf, '\0', buflen);
 187         } else {
 188                 /* Otherwise display 2 precision digits. */
 189                 if (snprintf(buf, buflen, "%.2f %c",
 190                     (double)num / (1ULL << index * 10), u) >= buflen)
 191                         (void) memset(buf, '\0', buflen);
 192         }
 193 
 194         return (buf);
 195 }
 196 
 197 /*
 198  * secs2str() wrapper. Zeroes out the input buffer and if the number of
 199  * seconds to be converted is more than minute, it will produce readable
 200  * string in parentheses, store it in the original buffer and return the
 201  * pointer to it.
 202  */
 203 char *
 204 secs2out(unsigned int secs, char *buf, int bufsiz, int flags)
 205 {
 206         char *str;
 207 
 208         (void) memset(buf, '\0', bufsiz);
 209 
 210         if (secs > 60) {
 211                 /* Return empty string in case of out-of-memory. */
 212                 if ((str = malloc(bufsiz)) == NULL)
 213                         return (buf);
 214 
 215                 (void) secs2str(secs, str, bufsiz);
 216                 /* Detect overflow. */
 217                 if (strlen(str) == 0) {
 218                         free(str);
 219                         return (buf);
 220                 }
 221 
 222                 /* Emit nothing in case of overflow. */
 223                 if (snprintf(buf, bufsiz, "%s(%s)%s",
 224                     flags & SPC_BEGIN ? " " : "", str,
 225                     flags & SPC_END ? " " : "") >= bufsiz)
 226                         (void) memset(buf, '\0', bufsiz);
 227 
 228                 free(str);
 229         }
 230 
 231         return (buf);
 232 }
 233 
 234 /*
 235  * Convert number of seconds to human readable string. Useful mainly for
 236  * the lifetime counters. Returns pointer to the user supplied buffer.
 237  * Able to convert up to days.
 238  */
 239 char *
 240 secs2str(unsigned int secs, char *buf, int bufsiz)
 241 {
 242         double val = secs;
 243         char *unit = "second";
 244 
 245         if (val >= 24*60*60) {
 246                 val /= 86400;
 247                 unit = "day";
 248         } else if (val >= 60*60) {
 249                 val /= 60*60;
 250                 unit = "hour";
 251         } else if (val >= 60) {
 252                 val /= 60;
 253                 unit = "minute";
 254         }
 255 
 256         /* Emit nothing in case of overflow. */
 257         if (snprintf(buf, bufsiz, "%.2f %s%s", val, unit,
 258             val >= 2 ? "s" : "") >= bufsiz)
 259                 (void) memset(buf, '\0', bufsiz);
 260 
 261         return (buf);
 262 }
 263 
 264 /*
 265  * dump_XXX functions produce ASCII output from various structures.
 266  *
 267  * Because certain errors need to do this to stderr, dump_XXX functions
 268  * take a FILE pointer.
 269  *
 270  * If an error occured while writing to the specified file, these
 271  * functions return -1, zero otherwise.
 272  */
 273 
 274 int
 275 dump_sockaddr(struct sockaddr *sa, uint8_t prefixlen, boolean_t addr_only,
 276     FILE *where, boolean_t ignore_nss)
 277 {
 278         struct sockaddr_in      *sin;
 279         struct sockaddr_in6     *sin6;
 280         char                    *printable_addr, *protocol;
 281         uint8_t                 *addrptr;
 282         /* Add 4 chars to hold '/nnn' for prefixes. */
 283         char                    storage[INET6_ADDRSTRLEN + 4];
 284         uint16_t                port;
 285         boolean_t               unspec;
 286         struct hostent          *hp;
 287         int                     getipnode_errno, addrlen;
 288 
 289         switch (sa->sa_family) {
 290         case AF_INET:
 291                 /* LINTED E_BAD_PTR_CAST_ALIGN */
 292                 sin = (struct sockaddr_in *)sa;
 293                 addrptr = (uint8_t *)&sin->sin_addr;
 294                 port = sin->sin_port;
 295                 protocol = "AF_INET";
 296                 unspec = (sin->sin_addr.s_addr == 0);
 297                 addrlen = sizeof (sin->sin_addr);
 298                 break;
 299         case AF_INET6:
 300                 /* LINTED E_BAD_PTR_CAST_ALIGN */
 301                 sin6 = (struct sockaddr_in6 *)sa;
 302                 addrptr = (uint8_t *)&sin6->sin6_addr;
 303                 port = sin6->sin6_port;
 304                 protocol = "AF_INET6";
 305                 unspec = IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr);
 306                 addrlen = sizeof (sin6->sin6_addr);
 307                 break;
 308         default:
 309                 return (0);
 310         }
 311 
 312         if (inet_ntop(sa->sa_family, addrptr, storage, INET6_ADDRSTRLEN) ==
 313             NULL) {
 314                 printable_addr = dgettext(TEXT_DOMAIN, "Invalid IP address.");
 315         } else {
 316                 char prefix[5]; /* "/nnn" with terminator. */
 317 
 318                 (void) snprintf(prefix, sizeof (prefix), "/%d", prefixlen);
 319                 printable_addr = storage;
 320                 if (prefixlen != 0) {
 321                         (void) strlcat(printable_addr, prefix,
 322                             sizeof (storage));
 323                 }
 324         }
 325         if (addr_only) {
 326                 if (fprintf(where, "%s", printable_addr) < 0)
 327                         return (-1);
 328         } else {
 329                 if (fprintf(where, dgettext(TEXT_DOMAIN,
 330                     "%s: port %d, %s"), protocol,
 331                     ntohs(port), printable_addr) < 0)
 332                         return (-1);
 333                 if (ignore_nss == B_FALSE) {
 334                         /*
 335                          * Do AF_independent reverse hostname lookup here.
 336                          */
 337                         if (unspec) {
 338                                 if (fprintf(where,
 339                                     dgettext(TEXT_DOMAIN,
 340                                     " <unspecified>")) < 0)
 341                                         return (-1);
 342                         } else {
 343                                 hp = getipnodebyaddr((char *)addrptr, addrlen,
 344                                     sa->sa_family, &getipnode_errno);
 345                                 if (hp != NULL) {
 346                                         if (fprintf(where,
 347                                             " (%s)", hp->h_name) < 0)
 348                                                 return (-1);
 349                                         freehostent(hp);
 350                                 } else {
 351                                         if (fprintf(where,
 352                                             dgettext(TEXT_DOMAIN,
 353                                             " <unknown>")) < 0)
 354                                                 return (-1);
 355                                 }
 356                         }
 357                 }
 358                 if (fputs(".\n", where) == EOF)
 359                         return (-1);
 360         }
 361         return (0);
 362 }
 363 
 364 /*
 365  * Dump a key, any salt and bitlen.
 366  * The key is made up of a stream of bits. If the algorithm requires a salt
 367  * value, this will also be part of the dumped key. The last "saltbits" of the
 368  * key string, reading left to right will be the salt value. To make it easier
 369  * to see which bits make up the key, the salt value is enclosed in []'s.
 370  * This function can also be called when ipseckey(1m) -s is run, this "saves"
 371  * the SAs, including the key to a file. When this is the case, the []'s are
 372  * not printed.
 373  *
 374  * The implementation allows the kernel to be told about the length of the salt
 375  * in whole bytes only. If this changes, this function will need to be updated.
 376  */
 377 int
 378 dump_key(uint8_t *keyp, uint_t bitlen, uint_t saltbits, FILE *where,
 379     boolean_t separate_salt)
 380 {
 381         int     numbytes, saltbytes;
 382 
 383         numbytes = SADB_1TO8(bitlen);
 384         saltbytes = SADB_1TO8(saltbits);
 385         numbytes += saltbytes;
 386 
 387         /* The & 0x7 is to check for leftover bits. */
 388         if ((bitlen & 0x7) != 0)
 389                 numbytes++;
 390 
 391         while (numbytes-- != 0) {
 392                 if (pflag) {
 393                         /* Print no keys if paranoid */
 394                         if (fprintf(where, "XX") < 0)
 395                                 return (-1);
 396                 } else {
 397                         if (fprintf(where, "%02x", *keyp++) < 0)
 398                                 return (-1);
 399                 }
 400                 if (separate_salt && saltbytes != 0 &&
 401                     numbytes == saltbytes) {
 402                         if (fprintf(where, "[") < 0)
 403                                 return (-1);
 404                 }
 405         }
 406 
 407         if (separate_salt && saltbits != 0) {
 408                 if (fprintf(where, "]/%u+%u", bitlen, saltbits) < 0)
 409                         return (-1);
 410         } else {
 411                 if (fprintf(where, "/%u", bitlen + saltbits) < 0)
 412                         return (-1);
 413         }
 414 
 415         return (0);
 416 }
 417 
 418 /*
 419  * Print an authentication or encryption algorithm
 420  */
 421 static int
 422 dump_generic_alg(uint8_t alg_num, int proto_num, FILE *where)
 423 {
 424         struct ipsecalgent *alg;
 425 
 426         alg = getipsecalgbynum(alg_num, proto_num, NULL);
 427         if (alg == NULL) {
 428                 if (fprintf(where, dgettext(TEXT_DOMAIN,
 429                     "<unknown %u>"), alg_num) < 0)
 430                         return (-1);
 431                 return (0);
 432         }
 433 
 434         /*
 435          * Special-case <none> for backward output compat.
 436          * Assume that SADB_AALG_NONE == SADB_EALG_NONE.
 437          */
 438         if (alg_num == SADB_AALG_NONE) {
 439                 if (fputs(dgettext(TEXT_DOMAIN,
 440                     "<none>"), where) == EOF)
 441                         return (-1);
 442         } else {
 443                 if (fputs(alg->a_names[0], where) == EOF)
 444                         return (-1);
 445         }
 446 
 447         freeipsecalgent(alg);
 448         return (0);
 449 }
 450 
 451 int
 452 dump_aalg(uint8_t aalg, FILE *where)
 453 {
 454         return (dump_generic_alg(aalg, IPSEC_PROTO_AH, where));
 455 }
 456 
 457 int
 458 dump_ealg(uint8_t ealg, FILE *where)
 459 {
 460         return (dump_generic_alg(ealg, IPSEC_PROTO_ESP, where));
 461 }
 462 
 463 /*
 464  * Print an SADB_IDENTTYPE string
 465  *
 466  * Also return TRUE if the actual ident may be printed, FALSE if not.
 467  *
 468  * If rc is not NULL, set its value to -1 if an error occured while writing
 469  * to the specified file, zero otherwise.
 470  */
 471 boolean_t
 472 dump_sadb_idtype(uint8_t idtype, FILE *where, int *rc)
 473 {
 474         boolean_t canprint = B_TRUE;
 475         int rc_val = 0;
 476 
 477         switch (idtype) {
 478         case SADB_IDENTTYPE_PREFIX:
 479                 if (fputs(dgettext(TEXT_DOMAIN, "prefix"), where) == EOF)
 480                         rc_val = -1;
 481                 break;
 482         case SADB_IDENTTYPE_FQDN:
 483                 if (fputs(dgettext(TEXT_DOMAIN, "FQDN"), where) == EOF)
 484                         rc_val = -1;
 485                 break;
 486         case SADB_IDENTTYPE_USER_FQDN:
 487                 if (fputs(dgettext(TEXT_DOMAIN,
 488                     "user-FQDN (mbox)"), where) == EOF)
 489                         rc_val = -1;
 490                 break;
 491         case SADB_X_IDENTTYPE_DN:
 492                 if (fputs(dgettext(TEXT_DOMAIN, "ASN.1 DER Distinguished Name"),
 493                     where) == EOF)
 494                         rc_val = -1;
 495                 canprint = B_FALSE;
 496                 break;
 497         case SADB_X_IDENTTYPE_GN:
 498                 if (fputs(dgettext(TEXT_DOMAIN, "ASN.1 DER Generic Name"),
 499                     where) == EOF)
 500                         rc_val = -1;
 501                 canprint = B_FALSE;
 502                 break;
 503         case SADB_X_IDENTTYPE_KEY_ID:
 504                 if (fputs(dgettext(TEXT_DOMAIN, "Generic key id"),
 505                     where) == EOF)
 506                         rc_val = -1;
 507                 break;
 508         case SADB_X_IDENTTYPE_ADDR_RANGE:
 509                 if (fputs(dgettext(TEXT_DOMAIN, "Address range"), where) == EOF)
 510                         rc_val = -1;
 511                 break;
 512         default:
 513                 if (fprintf(where, dgettext(TEXT_DOMAIN,
 514                     "<unknown %u>"), idtype) < 0)
 515                         rc_val = -1;
 516                 break;
 517         }
 518 
 519         if (rc != NULL)
 520                 *rc = rc_val;
 521 
 522         return (canprint);
 523 }
 524 
 525 /*
 526  * Slice an argv/argc vector from an interactive line or a read-file line.
 527  */
 528 static int
 529 create_argv(char *ibuf, int *newargc, char ***thisargv)
 530 {
 531         unsigned int argvlen = START_ARG;
 532         char **current;
 533         boolean_t firstchar = B_TRUE;
 534         boolean_t inquotes = B_FALSE;
 535 
 536         *thisargv = malloc(sizeof (char *) * argvlen);
 537         if ((*thisargv) == NULL)
 538                 return (MEMORY_ALLOCATION);
 539         current = *thisargv;
 540         *current = NULL;
 541 
 542         for (; *ibuf != '\0'; ibuf++) {
 543                 if (isspace(*ibuf)) {
 544                         if (inquotes) {
 545                                 continue;
 546                         }
 547                         if (*current != NULL) {
 548                                 *ibuf = '\0';
 549                                 current++;
 550                                 if (*thisargv + argvlen == current) {
 551                                         /* Regrow ***thisargv. */
 552                                         if (argvlen == TOO_MANY_ARGS) {
 553                                                 free(*thisargv);
 554                                                 return (TOO_MANY_TOKENS);
 555                                         }
 556                                         /* Double the allocation. */
 557                                         current = realloc(*thisargv,
 558                                             sizeof (char *) * (argvlen << 1));
 559                                         if (current == NULL) {
 560                                                 free(*thisargv);
 561                                                 return (MEMORY_ALLOCATION);
 562                                         }
 563                                         *thisargv = current;
 564                                         current += argvlen;
 565                                         argvlen <<= 1;    /* Double the size. */
 566                                 }
 567                                 *current = NULL;
 568                         }
 569                 } else {
 570                         if (firstchar) {
 571                                 firstchar = B_FALSE;
 572                                 if (*ibuf == COMMENT_CHAR || *ibuf == '\n') {
 573                                         free(*thisargv);
 574                                         return (COMMENT_LINE);
 575                                 }
 576                         }
 577                         if (*ibuf == QUOTE_CHAR) {
 578                                 if (inquotes) {
 579                                         inquotes = B_FALSE;
 580                                         *ibuf = '\0';
 581                                 } else {
 582                                         inquotes = B_TRUE;
 583                                 }
 584                                 continue;
 585                         }
 586                         if (*current == NULL) {
 587                                 *current = ibuf;
 588                                 (*newargc)++;
 589                         }
 590                 }
 591         }
 592 
 593         /*
 594          * Tricky corner case...
 595          * I've parsed _exactly_ the amount of args as I have space.  It
 596          * won't return NULL-terminated, and bad things will happen to
 597          * the caller.
 598          */
 599         if (argvlen == *newargc) {
 600                 current = realloc(*thisargv, sizeof (char *) * (argvlen + 1));
 601                 if (current == NULL) {
 602                         free(*thisargv);
 603                         return (MEMORY_ALLOCATION);
 604                 }
 605                 *thisargv = current;
 606                 current[argvlen] = NULL;
 607         }
 608 
 609         return (SUCCESS);
 610 }
 611 
 612 /*
 613  * init interactive mode if needed and not yet initialized
 614  */
 615 static void
 616 init_interactive(FILE *infile, CplMatchFn *match_fn)
 617 {
 618         if (infile == stdin) {
 619                 if (gl == NULL) {
 620                         if ((gl = new_GetLine(MAX_LINE_LEN,
 621                             MAX_CMD_HIST)) == NULL)
 622                                 errx(1, dgettext(TEXT_DOMAIN,
 623                                     "tecla initialization failed"));
 624 
 625                         if (gl_customize_completion(gl, NULL,
 626                             match_fn) != 0) {
 627                                 (void) del_GetLine(gl);
 628                                 errx(1, dgettext(TEXT_DOMAIN,
 629                                     "tab completion failed to initialize"));
 630                         }
 631 
 632                         /*
 633                          * In interactive mode we only want to terminate
 634                          * when explicitly requested (e.g. by a command).
 635                          */
 636                         (void) sigset(SIGINT, SIG_IGN);
 637                 }
 638         } else {
 639                 readfile = B_TRUE;
 640         }
 641 }
 642 
 643 /*
 644  * free tecla data structure
 645  */
 646 static void
 647 fini_interactive(void)
 648 {
 649         if (gl != NULL)
 650                 (void) del_GetLine(gl);
 651 }
 652 
 653 /*
 654  * Get single input line, wrapping around interactive and non-interactive
 655  * mode.
 656  */
 657 static char *
 658 do_getstr(FILE *infile, char *prompt, char *ibuf, size_t ibuf_size)
 659 {
 660         char    *line;
 661 
 662         if (infile != stdin)
 663                 return (fgets(ibuf, ibuf_size, infile));
 664 
 665         /*
 666          * If the user hits ^C then we want to catch it and
 667          * start over.  If the user hits EOF then we want to
 668          * bail out.
 669          */
 670 once_again:
 671         line = gl_get_line(gl, prompt, NULL, -1);
 672         if (gl_return_status(gl) == GLR_SIGNAL) {
 673                 gl_abandon_line(gl);
 674                 goto once_again;
 675         } else if (gl_return_status(gl) == GLR_ERROR) {
 676                 gl_abandon_line(gl);
 677                 errx(1, dgettext(TEXT_DOMAIN, "Error reading terminal: %s\n"),
 678                     gl_error_message(gl, NULL, 0));
 679         } else {
 680                 if (line != NULL) {
 681                         if (strlcpy(ibuf, line, ibuf_size) >= ibuf_size)
 682                                 warnx(dgettext(TEXT_DOMAIN,
 683                                     "Line too long (max=%d chars)"),
 684                                     ibuf_size);
 685                         line = ibuf;
 686                 }
 687         }
 688 
 689         return (line);
 690 }
 691 
 692 /*
 693  * Enter a mode where commands are read from a file.  Treat stdin special.
 694  */
 695 void
 696 do_interactive(FILE *infile, char *configfile, char *promptstring,
 697     char *my_fmri, parse_cmdln_fn parseit, CplMatchFn *match_fn)
 698 {
 699         char            ibuf[IBUF_SIZE], holder[IBUF_SIZE];
 700         char            *volatile hptr, **thisargv, *ebuf;
 701         int             thisargc;
 702         volatile boolean_t      continue_in_progress = B_FALSE;
 703         char            *s;
 704 
 705         (void) setjmp(env);
 706 
 707         ebuf = NULL;
 708         interactive = B_TRUE;
 709         bzero(ibuf, IBUF_SIZE);
 710 
 711         /* panics for us */
 712         init_interactive(infile, match_fn);
 713 
 714         while ((s = do_getstr(infile, promptstring, ibuf, IBUF_SIZE)) != NULL) {
 715                 if (readfile)
 716                         lineno++;
 717                 thisargc = 0;
 718                 thisargv = NULL;
 719 
 720                 /*
 721                  * Check byte IBUF_SIZE - 2, because byte IBUF_SIZE - 1 will
 722                  * be null-terminated because of fgets().
 723                  */
 724                 if (ibuf[IBUF_SIZE - 2] != '\0') {
 725                         if (infile == stdin) {
 726                                 /* do_getstr() issued a warning already */
 727                                 bzero(ibuf, IBUF_SIZE);
 728                                 continue;
 729                         } else {
 730                                 ipsecutil_exit(SERVICE_FATAL, my_fmri,
 731                                     debugfile, dgettext(TEXT_DOMAIN,
 732                                     "Line %d too big."), lineno);
 733                         }
 734                 }
 735 
 736                 if (!continue_in_progress) {
 737                         /* Use -2 because of \n from fgets. */
 738                         if (ibuf[strlen(ibuf) - 2] == CONT_CHAR) {
 739                                 /*
 740                                  * Can use strcpy here, I've checked the
 741                                  * length already.
 742                                  */
 743                                 (void) strcpy(holder, ibuf);
 744                                 hptr = &(holder[strlen(holder)]);
 745 
 746                                 /* Remove the CONT_CHAR from the string. */
 747                                 hptr[-2] = ' ';
 748 
 749                                 continue_in_progress = B_TRUE;
 750                                 bzero(ibuf, IBUF_SIZE);
 751                                 continue;
 752                         }
 753                 } else {
 754                         /* Handle continuations... */
 755                         (void) strncpy(hptr, ibuf,
 756                             (size_t)(&(holder[IBUF_SIZE]) - hptr));
 757                         if (holder[IBUF_SIZE - 1] != '\0') {
 758                                 ipsecutil_exit(SERVICE_FATAL, my_fmri,
 759                                     debugfile, dgettext(TEXT_DOMAIN,
 760                                     "Command buffer overrun."));
 761                         }
 762                         /* Use - 2 because of \n from fgets. */
 763                         if (hptr[strlen(hptr) - 2] == CONT_CHAR) {
 764                                 bzero(ibuf, IBUF_SIZE);
 765                                 hptr += strlen(hptr);
 766 
 767                                 /* Remove the CONT_CHAR from the string. */
 768                                 hptr[-2] = ' ';
 769 
 770                                 continue;
 771                         } else {
 772                                 continue_in_progress = B_FALSE;
 773                                 /*
 774                                  * I've already checked the length...
 775                                  */
 776                                 (void) strcpy(ibuf, holder);
 777                         }
 778                 }
 779 
 780                 /*
 781                  * Just in case the command fails keep a copy of the
 782                  * command buffer for diagnostic output.
 783                  */
 784                 if (readfile) {
 785                         /*
 786                          * The error buffer needs to be big enough to
 787                          * hold the longest command string, plus
 788                          * some extra text, see below.
 789                          */
 790                         ebuf = calloc((IBUF_SIZE * 2), sizeof (char));
 791                         if (ebuf == NULL) {
 792                                 ipsecutil_exit(SERVICE_FATAL, my_fmri,
 793                                     debugfile, dgettext(TEXT_DOMAIN,
 794                                     "Memory allocation error."));
 795                         } else {
 796                                 (void) snprintf(ebuf, (IBUF_SIZE * 2),
 797                                     dgettext(TEXT_DOMAIN,
 798                                     "Config file entry near line %u "
 799                                     "caused error(s) or warnings:\n\n%s\n\n"),
 800                                     lineno, ibuf);
 801                         }
 802                 }
 803 
 804                 switch (create_argv(ibuf, &thisargc, &thisargv)) {
 805                 case TOO_MANY_TOKENS:
 806                         ipsecutil_exit(SERVICE_BADCONF, my_fmri, debugfile,
 807                             dgettext(TEXT_DOMAIN, "Too many input tokens."));
 808                         break;
 809                 case MEMORY_ALLOCATION:
 810                         ipsecutil_exit(SERVICE_BADCONF, my_fmri, debugfile,
 811                             dgettext(TEXT_DOMAIN, "Memory allocation error."));
 812                         break;
 813                 case COMMENT_LINE:
 814                         /* Comment line. */
 815                         free(ebuf);
 816                         break;
 817                 default:
 818                         if (thisargc != 0) {
 819                                 lines_parsed++;
 820                                 /* ebuf consumed */
 821                                 parseit(thisargc, thisargv, ebuf, readfile);
 822                         } else {
 823                                 free(ebuf);
 824                         }
 825                         free(thisargv);
 826                         if (infile == stdin) {
 827                                 (void) printf("%s", promptstring);
 828                                 (void) fflush(stdout);
 829                         }
 830                         break;
 831                 }
 832                 bzero(ibuf, IBUF_SIZE);
 833         }
 834 
 835         /*
 836          * The following code is ipseckey specific. This should never be
 837          * used by ikeadm which also calls this function because ikeadm
 838          * only runs interactively. If this ever changes this code block
 839          * sould be revisited.
 840          */
 841         if (readfile) {
 842                 if (lines_parsed != 0 && lines_added == 0) {
 843                         ipsecutil_exit(SERVICE_BADCONF, my_fmri, debugfile,
 844                             dgettext(TEXT_DOMAIN, "Configuration file did not "
 845                             "contain any valid SAs"));
 846                 }
 847 
 848                 /*
 849                  * There were errors. Putting the service in maintenance mode.
 850                  * When svc.startd(1M) allows services to degrade themselves,
 851                  * this should be revisited.
 852                  *
 853                  * If this function was called from a program running as a
 854                  * smf_method(5), print a warning message. Don't spew out the
 855                  * errors as these will end up in the smf(5) log file which is
 856                  * publically readable, the errors may contain sensitive
 857                  * information.
 858                  */
 859                 if ((lines_added < lines_parsed) && (configfile != NULL)) {
 860                         if (my_fmri != NULL) {
 861                                 ipsecutil_exit(SERVICE_BADCONF, my_fmri,
 862                                     debugfile, dgettext(TEXT_DOMAIN,
 863                                     "The configuration file contained %d "
 864                                     "errors.\n"
 865                                     "Manually check the configuration with:\n"
 866                                     "ipseckey -c %s\n"
 867                                     "Use svcadm(1M) to clear maintenance "
 868                                     "condition when errors are resolved.\n"),
 869                                     lines_parsed - lines_added, configfile);
 870                         } else {
 871                                 EXIT_BADCONFIG(NULL);
 872                         }
 873                 } else {
 874                         if (my_fmri != NULL)
 875                                 ipsecutil_exit(SERVICE_EXIT_OK, my_fmri,
 876                                     debugfile, dgettext(TEXT_DOMAIN,
 877                                     "%d actions successfully processed."),
 878                                     lines_added);
 879                 }
 880         } else {
 881                 /* no newline upon Ctrl-D */
 882                 if (s != NULL)
 883                         (void) putchar('\n');
 884                 (void) fflush(stdout);
 885         }
 886 
 887         fini_interactive();
 888 
 889         EXIT_OK(NULL);
 890 }
 891 
 892 /*
 893  * Functions to parse strings that represent a debug or privilege level.
 894  * These functions are copied from main.c and door.c in usr.lib/in.iked/common.
 895  * If this file evolves into a common library that may be used by in.iked
 896  * as well as the usr.sbin utilities, those duplicate functions should be
 897  * deleted.
 898  *
 899  * A privilege level may be represented by a simple keyword, corresponding
 900  * to one of the possible levels.  A debug level may be represented by a
 901  * series of keywords, separated by '+' or '-', indicating categories to
 902  * be added or removed from the set of categories in the debug level.
 903  * For example, +all-op corresponds to level 0xfffffffb (all flags except
 904  * for D_OP set); while p1+p2+pfkey corresponds to level 0x38.  Note that
 905  * the leading '+' is implicit; the first keyword in the list must be for
 906  * a category that is to be added.
 907  *
 908  * These parsing functions make use of a local version of strtok, strtok_d,
 909  * which includes an additional parameter, char *delim.  This param is filled
 910  * in with the character which ends the returned token.  In other words,
 911  * this version of strtok, in addition to returning the token, also returns
 912  * the single character delimiter from the original string which marked the
 913  * end of the token.
 914  */
 915 static char *
 916 strtok_d(char *string, const char *sepset, char *delim)
 917 {
 918         static char     *lasts;
 919         char            *q, *r;
 920 
 921         /* first or subsequent call */
 922         if (string == NULL)
 923                 string = lasts;
 924 
 925         if (string == 0)                /* return if no tokens remaining */
 926                 return (NULL);
 927 
 928         q = string + strspn(string, sepset);    /* skip leading separators */
 929 
 930         if (*q == '\0')                 /* return if no tokens remaining */
 931                 return (NULL);
 932 
 933         if ((r = strpbrk(q, sepset)) == NULL) {         /* move past token */
 934                 lasts = 0;      /* indicate that this is last token */
 935         } else {
 936                 *delim = *r;    /* save delimitor */
 937                 *r = '\0';
 938                 lasts = r + 1;
 939         }
 940         return (q);
 941 }
 942 
 943 static keywdtab_t       privtab[] = {
 944         { IKE_PRIV_MINIMUM,     "base" },
 945         { IKE_PRIV_MODKEYS,     "modkeys" },
 946         { IKE_PRIV_KEYMAT,      "keymat" },
 947         { IKE_PRIV_MINIMUM,     "0" },
 948 };
 949 
 950 int
 951 privstr2num(char *str)
 952 {
 953         keywdtab_t      *pp;
 954         char            *endp;
 955         int              priv;
 956 
 957         for (pp = privtab; pp < A_END(privtab); pp++) {
 958                 if (strcasecmp(str, pp->kw_str) == 0)
 959                         return (pp->kw_tag);
 960         }
 961 
 962         priv = strtol(str, &endp, 0);
 963         if (*endp == '\0')
 964                 return (priv);
 965 
 966         return (-1);
 967 }
 968 
 969 static keywdtab_t       dbgtab[] = {
 970         { D_CERT,       "cert" },
 971         { D_KEY,        "key" },
 972         { D_OP,         "op" },
 973         { D_P1,         "p1" },
 974         { D_P1,         "phase1" },
 975         { D_P2,         "p2" },
 976         { D_P2,         "phase2" },
 977         { D_PFKEY,      "pfkey" },
 978         { D_POL,        "pol" },
 979         { D_POL,        "policy" },
 980         { D_PROP,       "prop" },
 981         { D_DOOR,       "door" },
 982         { D_CONFIG,     "config" },
 983         { D_LABEL,      "label" },
 984         { D_ALL,        "all" },
 985         { 0,            "0" },
 986 };
 987 
 988 int
 989 dbgstr2num(char *str)
 990 {
 991         keywdtab_t      *dp;
 992 
 993         for (dp = dbgtab; dp < A_END(dbgtab); dp++) {
 994                 if (strcasecmp(str, dp->kw_str) == 0)
 995                         return (dp->kw_tag);
 996         }
 997         return (D_INVALID);
 998 }
 999 
1000 int
1001 parsedbgopts(char *optarg)
1002 {
1003         char    *argp, *endp, op, nextop;
1004         int     mask = 0, new;
1005 
1006         mask = strtol(optarg, &endp, 0);
1007         if (*endp == '\0')
1008                 return (mask);
1009 
1010         op = optarg[0];
1011         if (op != '-')
1012                 op = '+';
1013         argp = strtok_d(optarg, "+-", &nextop);
1014         do {
1015                 new = dbgstr2num(argp);
1016                 if (new == D_INVALID) {
1017                         /* we encountered an invalid keywd */
1018                         return (new);
1019                 }
1020                 if (op == '+') {
1021                         mask |= new;
1022                 } else {
1023                         mask &= ~new;
1024                 }
1025                 op = nextop;
1026         } while ((argp = strtok_d(NULL, "+-", &nextop)) != NULL);
1027 
1028         return (mask);
1029 }
1030 
1031 
1032 /*
1033  * functions to manipulate the kmcookie-label mapping file
1034  */
1035 
1036 /*
1037  * Open, lockf, fdopen the given file, returning a FILE * on success,
1038  * or NULL on failure.
1039  */
1040 FILE *
1041 kmc_open_and_lock(char *name)
1042 {
1043         int     fd, rtnerr;
1044         FILE    *fp;
1045 
1046         if ((fd = open(name, O_RDWR | O_CREAT, S_IRUSR | S_IWUSR)) < 0) {
1047                 return (NULL);
1048         }
1049         if (lockf(fd, F_LOCK, 0) < 0) {
1050                 return (NULL);
1051         }
1052         if ((fp = fdopen(fd, "a+")) == NULL) {
1053                 return (NULL);
1054         }
1055         if (fseek(fp, 0, SEEK_SET) < 0) {
1056                 /* save errno in case fclose changes it */
1057                 rtnerr = errno;
1058                 (void) fclose(fp);
1059                 errno = rtnerr;
1060                 return (NULL);
1061         }
1062         return (fp);
1063 }
1064 
1065 /*
1066  * Extract an integer cookie and string label from a line from the
1067  * kmcookie-label file.  Return -1 on failure, 0 on success.
1068  */
1069 int
1070 kmc_parse_line(char *line, int *cookie, char **label)
1071 {
1072         char    *cookiestr;
1073 
1074         *cookie = 0;
1075         *label = NULL;
1076 
1077         cookiestr = strtok(line, " \t\n");
1078         if (cookiestr == NULL) {
1079                 return (-1);
1080         }
1081 
1082         /* Everything that follows, up to the newline, is the label. */
1083         *label = strtok(NULL, "\n");
1084         if (*label == NULL) {
1085                 return (-1);
1086         }
1087 
1088         *cookie = atoi(cookiestr);
1089         return (0);
1090 }
1091 
1092 /*
1093  * Insert a mapping into the file (if it's not already there), given the
1094  * new label.  Return the assigned cookie, or -1 on error.
1095  */
1096 int
1097 kmc_insert_mapping(char *label)
1098 {
1099         FILE    *map;
1100         char    linebuf[IBUF_SIZE];
1101         char    *cur_label;
1102         int     max_cookie = 0, cur_cookie, rtn_cookie;
1103         int     rtnerr = 0;
1104         boolean_t       found = B_FALSE;
1105 
1106         /* open and lock the file; will sleep until lock is available */
1107         if ((map = kmc_open_and_lock(KMCFILE)) == NULL) {
1108                 /* kmc_open_and_lock() sets errno appropriately */
1109                 return (-1);
1110         }
1111 
1112         while (fgets(linebuf, sizeof (linebuf), map) != NULL) {
1113 
1114                 /* Skip blank lines, which often come near EOF. */
1115                 if (strlen(linebuf) == 0)
1116                         continue;
1117 
1118                 if (kmc_parse_line(linebuf, &cur_cookie, &cur_label) < 0) {
1119                         rtnerr = EINVAL;
1120                         goto error;
1121                 }
1122 
1123                 if (cur_cookie > max_cookie)
1124                         max_cookie = cur_cookie;
1125 
1126                 if ((!found) && (strcmp(cur_label, label) == 0)) {
1127                         found = B_TRUE;
1128                         rtn_cookie = cur_cookie;
1129                 }
1130         }
1131 
1132         if (!found) {
1133                 rtn_cookie = ++max_cookie;
1134                 if ((fprintf(map, "%u\t%s\n", rtn_cookie, label) < 0) ||
1135                     (fflush(map) < 0)) {
1136                         rtnerr = errno;
1137                         goto error;
1138                 }
1139         }
1140         (void) fclose(map);
1141 
1142         return (rtn_cookie);
1143 
1144 error:
1145         (void) fclose(map);
1146         errno = rtnerr;
1147         return (-1);
1148 }
1149 
1150 /*
1151  * Lookup the given cookie and return its corresponding label.  Return
1152  * a pointer to the label on success, NULL on error (or if the label is
1153  * not found).  Note that the returned label pointer points to a static
1154  * string, so the label will be overwritten by a subsequent call to the
1155  * function; the function is also not thread-safe as a result.
1156  *
1157  * Because this is possibly publically exported, do not change its name,
1158  * but this is for all intents and purposes an IKEv1/in.iked function.
1159  */
1160 char *
1161 kmc_lookup_by_cookie(int cookie)
1162 {
1163         FILE            *map;
1164         static char     linebuf[IBUF_SIZE];
1165         char            *cur_label;
1166         int             cur_cookie;
1167 
1168         if ((map = kmc_open_and_lock(KMCFILE)) == NULL) {
1169                 return (NULL);
1170         }
1171 
1172         while (fgets(linebuf, sizeof (linebuf), map) != NULL) {
1173 
1174                 if (kmc_parse_line(linebuf, &cur_cookie, &cur_label) < 0) {
1175                         (void) fclose(map);
1176                         return (NULL);
1177                 }
1178 
1179                 if (cookie == cur_cookie) {
1180                         (void) fclose(map);
1181                         return (cur_label);
1182                 }
1183         }
1184         (void) fclose(map);
1185 
1186         return (NULL);
1187 }
1188 
1189 /*
1190  * Parse basic extension headers and return in the passed-in pointer vector.
1191  * Return values include:
1192  *
1193  *      KGE_OK  Everything's nice and parsed out.
1194  *              If there are no extensions, place NULL in extv[0].
1195  *      KGE_DUP There is a duplicate extension.
1196  *              First instance in appropriate bin.  First duplicate in
1197  *              extv[0].
1198  *      KGE_UNK Unknown extension type encountered.  extv[0] contains
1199  *              unknown header.
1200  *      KGE_LEN Extension length error.
1201  *      KGE_CHK High-level reality check failed on specific extension.
1202  *
1203  * My apologies for some of the pointer arithmetic in here.  I'm thinking
1204  * like an assembly programmer, yet trying to make the compiler happy.
1205  */
1206 int
1207 spdsock_get_ext(spd_ext_t *extv[], spd_msg_t *basehdr, uint_t msgsize,
1208     char *diag_buf, uint_t diag_buf_len)
1209 {
1210         int i;
1211 
1212         if (diag_buf != NULL)
1213                 diag_buf[0] = '\0';
1214 
1215         for (i = 1; i <= SPD_EXT_MAX; i++)
1216                 extv[i] = NULL;
1217 
1218         i = 0;
1219         /* Use extv[0] as the "current working pointer". */
1220 
1221         extv[0] = (spd_ext_t *)(basehdr + 1);
1222         msgsize = SPD_64TO8(msgsize);
1223 
1224         while ((char *)extv[0] < ((char *)basehdr + msgsize)) {
1225                 /* Check for unknown headers. */
1226                 i++;
1227                 if (extv[0]->spd_ext_type == 0 ||
1228                     extv[0]->spd_ext_type > SPD_EXT_MAX) {
1229                         if (diag_buf != NULL) {
1230                                 (void) snprintf(diag_buf, diag_buf_len,
1231                                     "spdsock ext 0x%X unknown: 0x%X",
1232                                     i, extv[0]->spd_ext_type);
1233                         }
1234                         return (KGE_UNK);
1235                 }
1236 
1237                 /*
1238                  * Check length.  Use uint64_t because extlen is in units
1239                  * of 64-bit words.  If length goes beyond the msgsize,
1240                  * return an error.  (Zero length also qualifies here.)
1241                  */
1242                 if (extv[0]->spd_ext_len == 0 ||
1243                     (uint8_t *)((uint64_t *)extv[0] + extv[0]->spd_ext_len) >
1244                     (uint8_t *)((uint8_t *)basehdr + msgsize))
1245                         return (KGE_LEN);
1246 
1247                 /* Check for redundant headers. */
1248                 if (extv[extv[0]->spd_ext_type] != NULL)
1249                         return (KGE_DUP);
1250 
1251                 /* If I make it here, assign the appropriate bin. */
1252                 extv[extv[0]->spd_ext_type] = extv[0];
1253 
1254                 /* Advance pointer (See above for uint64_t ptr reasoning.) */
1255                 extv[0] = (spd_ext_t *)
1256                     ((uint64_t *)extv[0] + extv[0]->spd_ext_len);
1257         }
1258 
1259         /* Everything's cool. */
1260 
1261         /*
1262          * If extv[0] == NULL, then there are no extension headers in this
1263          * message.  Ensure that this is the case.
1264          */
1265         if (extv[0] == (spd_ext_t *)(basehdr + 1))
1266                 extv[0] = NULL;
1267 
1268         return (KGE_OK);
1269 }
1270 
1271 const char *
1272 spdsock_diag(int diagnostic)
1273 {
1274         switch (diagnostic) {
1275         case SPD_DIAGNOSTIC_NONE:
1276                 return (dgettext(TEXT_DOMAIN, "no error"));
1277         case SPD_DIAGNOSTIC_UNKNOWN_EXT:
1278                 return (dgettext(TEXT_DOMAIN, "unknown extension"));
1279         case SPD_DIAGNOSTIC_BAD_EXTLEN:
1280                 return (dgettext(TEXT_DOMAIN, "bad extension length"));
1281         case SPD_DIAGNOSTIC_NO_RULE_EXT:
1282                 return (dgettext(TEXT_DOMAIN, "no rule extension"));
1283         case SPD_DIAGNOSTIC_BAD_ADDR_LEN:
1284                 return (dgettext(TEXT_DOMAIN, "bad address len"));
1285         case SPD_DIAGNOSTIC_MIXED_AF:
1286                 return (dgettext(TEXT_DOMAIN, "mixed address family"));
1287         case SPD_DIAGNOSTIC_ADD_NO_MEM:
1288                 return (dgettext(TEXT_DOMAIN, "add: no memory"));
1289         case SPD_DIAGNOSTIC_ADD_WRONG_ACT_COUNT:
1290                 return (dgettext(TEXT_DOMAIN, "add: wrong action count"));
1291         case SPD_DIAGNOSTIC_ADD_BAD_TYPE:
1292                 return (dgettext(TEXT_DOMAIN, "add: bad type"));
1293         case SPD_DIAGNOSTIC_ADD_BAD_FLAGS:
1294                 return (dgettext(TEXT_DOMAIN, "add: bad flags"));
1295         case SPD_DIAGNOSTIC_ADD_INCON_FLAGS:
1296                 return (dgettext(TEXT_DOMAIN, "add: inconsistent flags"));
1297         case SPD_DIAGNOSTIC_MALFORMED_LCLPORT:
1298                 return (dgettext(TEXT_DOMAIN, "malformed local port"));
1299         case SPD_DIAGNOSTIC_DUPLICATE_LCLPORT:
1300                 return (dgettext(TEXT_DOMAIN, "duplicate local port"));
1301         case SPD_DIAGNOSTIC_MALFORMED_REMPORT:
1302                 return (dgettext(TEXT_DOMAIN, "malformed remote port"));
1303         case SPD_DIAGNOSTIC_DUPLICATE_REMPORT:
1304                 return (dgettext(TEXT_DOMAIN, "duplicate remote port"));
1305         case SPD_DIAGNOSTIC_MALFORMED_PROTO:
1306                 return (dgettext(TEXT_DOMAIN, "malformed proto"));
1307         case SPD_DIAGNOSTIC_DUPLICATE_PROTO:
1308                 return (dgettext(TEXT_DOMAIN, "duplicate proto"));
1309         case SPD_DIAGNOSTIC_MALFORMED_LCLADDR:
1310                 return (dgettext(TEXT_DOMAIN, "malformed local address"));
1311         case SPD_DIAGNOSTIC_DUPLICATE_LCLADDR:
1312                 return (dgettext(TEXT_DOMAIN, "duplicate local address"));
1313         case SPD_DIAGNOSTIC_MALFORMED_REMADDR:
1314                 return (dgettext(TEXT_DOMAIN, "malformed remote address"));
1315         case SPD_DIAGNOSTIC_DUPLICATE_REMADDR:
1316                 return (dgettext(TEXT_DOMAIN, "duplicate remote address"));
1317         case SPD_DIAGNOSTIC_MALFORMED_ACTION:
1318                 return (dgettext(TEXT_DOMAIN, "malformed action"));
1319         case SPD_DIAGNOSTIC_DUPLICATE_ACTION:
1320                 return (dgettext(TEXT_DOMAIN, "duplicate action"));
1321         case SPD_DIAGNOSTIC_MALFORMED_RULE:
1322                 return (dgettext(TEXT_DOMAIN, "malformed rule"));
1323         case SPD_DIAGNOSTIC_DUPLICATE_RULE:
1324                 return (dgettext(TEXT_DOMAIN, "duplicate rule"));
1325         case SPD_DIAGNOSTIC_MALFORMED_RULESET:
1326                 return (dgettext(TEXT_DOMAIN, "malformed ruleset"));
1327         case SPD_DIAGNOSTIC_DUPLICATE_RULESET:
1328                 return (dgettext(TEXT_DOMAIN, "duplicate ruleset"));
1329         case SPD_DIAGNOSTIC_INVALID_RULE_INDEX:
1330                 return (dgettext(TEXT_DOMAIN, "invalid rule index"));
1331         case SPD_DIAGNOSTIC_BAD_SPDID:
1332                 return (dgettext(TEXT_DOMAIN, "bad spdid"));
1333         case SPD_DIAGNOSTIC_BAD_MSG_TYPE:
1334                 return (dgettext(TEXT_DOMAIN, "bad message type"));
1335         case SPD_DIAGNOSTIC_UNSUPP_AH_ALG:
1336                 return (dgettext(TEXT_DOMAIN, "unsupported AH algorithm"));
1337         case SPD_DIAGNOSTIC_UNSUPP_ESP_ENCR_ALG:
1338                 return (dgettext(TEXT_DOMAIN,
1339                     "unsupported ESP encryption algorithm"));
1340         case SPD_DIAGNOSTIC_UNSUPP_ESP_AUTH_ALG:
1341                 return (dgettext(TEXT_DOMAIN,
1342                     "unsupported ESP authentication algorithm"));
1343         case SPD_DIAGNOSTIC_UNSUPP_AH_KEYSIZE:
1344                 return (dgettext(TEXT_DOMAIN, "unsupported AH key size"));
1345         case SPD_DIAGNOSTIC_UNSUPP_ESP_ENCR_KEYSIZE:
1346                 return (dgettext(TEXT_DOMAIN,
1347                     "unsupported ESP encryption key size"));
1348         case SPD_DIAGNOSTIC_UNSUPP_ESP_AUTH_KEYSIZE:
1349                 return (dgettext(TEXT_DOMAIN,
1350                     "unsupported ESP authentication key size"));
1351         case SPD_DIAGNOSTIC_NO_ACTION_EXT:
1352                 return (dgettext(TEXT_DOMAIN, "No ACTION extension"));
1353         case SPD_DIAGNOSTIC_ALG_ID_RANGE:
1354                 return (dgettext(TEXT_DOMAIN, "invalid algorithm identifer"));
1355         case SPD_DIAGNOSTIC_ALG_NUM_KEY_SIZES:
1356                 return (dgettext(TEXT_DOMAIN,
1357                     "number of key sizes inconsistent"));
1358         case SPD_DIAGNOSTIC_ALG_NUM_BLOCK_SIZES:
1359                 return (dgettext(TEXT_DOMAIN,
1360                     "number of block sizes inconsistent"));
1361         case SPD_DIAGNOSTIC_ALG_MECH_NAME_LEN:
1362                 return (dgettext(TEXT_DOMAIN, "invalid mechanism name length"));
1363         case SPD_DIAGNOSTIC_NOT_GLOBAL_OP:
1364                 return (dgettext(TEXT_DOMAIN,
1365                     "operation not applicable to all policies"));
1366         case SPD_DIAGNOSTIC_NO_TUNNEL_SELECTORS:
1367                 return (dgettext(TEXT_DOMAIN,
1368                     "using selectors on a transport-mode tunnel"));
1369         default:
1370                 return (dgettext(TEXT_DOMAIN, "unknown diagnostic"));
1371         }
1372 }
1373 
1374 /*
1375  * PF_KEY Diagnostic table.
1376  *
1377  * PF_KEY NOTE:  If you change pfkeyv2.h's SADB_X_DIAGNOSTIC_* space, this is
1378  * where you need to add new messages.
1379  */
1380 
1381 const char *
1382 keysock_diag(int diagnostic)
1383 {
1384         switch (diagnostic) {
1385         case SADB_X_DIAGNOSTIC_NONE:
1386                 return (dgettext(TEXT_DOMAIN, "No diagnostic"));
1387         case SADB_X_DIAGNOSTIC_UNKNOWN_MSG:
1388                 return (dgettext(TEXT_DOMAIN, "Unknown message type"));
1389         case SADB_X_DIAGNOSTIC_UNKNOWN_EXT:
1390                 return (dgettext(TEXT_DOMAIN, "Unknown extension type"));
1391         case SADB_X_DIAGNOSTIC_BAD_EXTLEN:
1392                 return (dgettext(TEXT_DOMAIN, "Bad extension length"));
1393         case SADB_X_DIAGNOSTIC_UNKNOWN_SATYPE:
1394                 return (dgettext(TEXT_DOMAIN,
1395                     "Unknown Security Association type"));
1396         case SADB_X_DIAGNOSTIC_SATYPE_NEEDED:
1397                 return (dgettext(TEXT_DOMAIN,
1398                     "Specific Security Association type needed"));
1399         case SADB_X_DIAGNOSTIC_NO_SADBS:
1400                 return (dgettext(TEXT_DOMAIN,
1401                     "No Security Association Databases present"));
1402         case SADB_X_DIAGNOSTIC_NO_EXT:
1403                 return (dgettext(TEXT_DOMAIN,
1404                     "No extensions needed for message"));
1405         case SADB_X_DIAGNOSTIC_BAD_SRC_AF:
1406                 return (dgettext(TEXT_DOMAIN, "Bad source address family"));
1407         case SADB_X_DIAGNOSTIC_BAD_DST_AF:
1408                 return (dgettext(TEXT_DOMAIN,
1409                     "Bad destination address family"));
1410         case SADB_X_DIAGNOSTIC_BAD_PROXY_AF:
1411                 return (dgettext(TEXT_DOMAIN,
1412                     "Bad inner-source address family"));
1413         case SADB_X_DIAGNOSTIC_AF_MISMATCH:
1414                 return (dgettext(TEXT_DOMAIN,
1415                     "Source/destination address family mismatch"));
1416         case SADB_X_DIAGNOSTIC_BAD_SRC:
1417                 return (dgettext(TEXT_DOMAIN, "Bad source address value"));
1418         case SADB_X_DIAGNOSTIC_BAD_DST:
1419                 return (dgettext(TEXT_DOMAIN, "Bad destination address value"));
1420         case SADB_X_DIAGNOSTIC_ALLOC_HSERR:
1421                 return (dgettext(TEXT_DOMAIN,
1422                     "Soft allocations limit more than hard limit"));
1423         case SADB_X_DIAGNOSTIC_BYTES_HSERR:
1424                 return (dgettext(TEXT_DOMAIN,
1425                     "Soft bytes limit more than hard limit"));
1426         case SADB_X_DIAGNOSTIC_ADDTIME_HSERR:
1427                 return (dgettext(TEXT_DOMAIN, "Soft add expiration time later "
1428                     "than hard expiration time"));
1429         case SADB_X_DIAGNOSTIC_USETIME_HSERR:
1430                 return (dgettext(TEXT_DOMAIN, "Soft use expiration time later "
1431                     "than hard expiration time"));
1432         case SADB_X_DIAGNOSTIC_MISSING_SRC:
1433                 return (dgettext(TEXT_DOMAIN, "Missing source address"));
1434         case SADB_X_DIAGNOSTIC_MISSING_DST:
1435                 return (dgettext(TEXT_DOMAIN, "Missing destination address"));
1436         case SADB_X_DIAGNOSTIC_MISSING_SA:
1437                 return (dgettext(TEXT_DOMAIN, "Missing SA extension"));
1438         case SADB_X_DIAGNOSTIC_MISSING_EKEY:
1439                 return (dgettext(TEXT_DOMAIN, "Missing encryption key"));
1440         case SADB_X_DIAGNOSTIC_MISSING_AKEY:
1441                 return (dgettext(TEXT_DOMAIN, "Missing authentication key"));
1442         case SADB_X_DIAGNOSTIC_MISSING_RANGE:
1443                 return (dgettext(TEXT_DOMAIN, "Missing SPI range"));
1444         case SADB_X_DIAGNOSTIC_DUPLICATE_SRC:
1445                 return (dgettext(TEXT_DOMAIN, "Duplicate source address"));
1446         case SADB_X_DIAGNOSTIC_DUPLICATE_DST:
1447                 return (dgettext(TEXT_DOMAIN, "Duplicate destination address"));
1448         case SADB_X_DIAGNOSTIC_DUPLICATE_SA:
1449                 return (dgettext(TEXT_DOMAIN, "Duplicate SA extension"));
1450         case SADB_X_DIAGNOSTIC_DUPLICATE_EKEY:
1451                 return (dgettext(TEXT_DOMAIN, "Duplicate encryption key"));
1452         case SADB_X_DIAGNOSTIC_DUPLICATE_AKEY:
1453                 return (dgettext(TEXT_DOMAIN, "Duplicate authentication key"));
1454         case SADB_X_DIAGNOSTIC_DUPLICATE_RANGE:
1455                 return (dgettext(TEXT_DOMAIN, "Duplicate SPI range"));
1456         case SADB_X_DIAGNOSTIC_MALFORMED_SRC:
1457                 return (dgettext(TEXT_DOMAIN, "Malformed source address"));
1458         case SADB_X_DIAGNOSTIC_MALFORMED_DST:
1459                 return (dgettext(TEXT_DOMAIN, "Malformed destination address"));
1460         case SADB_X_DIAGNOSTIC_MALFORMED_SA:
1461                 return (dgettext(TEXT_DOMAIN, "Malformed SA extension"));
1462         case SADB_X_DIAGNOSTIC_MALFORMED_EKEY:
1463                 return (dgettext(TEXT_DOMAIN, "Malformed encryption key"));
1464         case SADB_X_DIAGNOSTIC_MALFORMED_AKEY:
1465                 return (dgettext(TEXT_DOMAIN, "Malformed authentication key"));
1466         case SADB_X_DIAGNOSTIC_MALFORMED_RANGE:
1467                 return (dgettext(TEXT_DOMAIN, "Malformed SPI range"));
1468         case SADB_X_DIAGNOSTIC_AKEY_PRESENT:
1469                 return (dgettext(TEXT_DOMAIN, "Authentication key not needed"));
1470         case SADB_X_DIAGNOSTIC_EKEY_PRESENT:
1471                 return (dgettext(TEXT_DOMAIN, "Encryption key not needed"));
1472         case SADB_X_DIAGNOSTIC_PROP_PRESENT:
1473                 return (dgettext(TEXT_DOMAIN, "Proposal extension not needed"));
1474         case SADB_X_DIAGNOSTIC_SUPP_PRESENT:
1475                 return (dgettext(TEXT_DOMAIN,
1476                     "Supported algorithms extension not needed"));
1477         case SADB_X_DIAGNOSTIC_BAD_AALG:
1478                 return (dgettext(TEXT_DOMAIN,
1479                     "Unsupported authentication algorithm"));
1480         case SADB_X_DIAGNOSTIC_BAD_EALG:
1481                 return (dgettext(TEXT_DOMAIN,
1482                     "Unsupported encryption algorithm"));
1483         case SADB_X_DIAGNOSTIC_BAD_SAFLAGS:
1484                 return (dgettext(TEXT_DOMAIN, "Invalid SA flags"));
1485         case SADB_X_DIAGNOSTIC_BAD_SASTATE:
1486                 return (dgettext(TEXT_DOMAIN, "Invalid SA state"));
1487         case SADB_X_DIAGNOSTIC_BAD_AKEYBITS:
1488                 return (dgettext(TEXT_DOMAIN,
1489                     "Bad number of authentication bits"));
1490         case SADB_X_DIAGNOSTIC_BAD_EKEYBITS:
1491                 return (dgettext(TEXT_DOMAIN,
1492                     "Bad number of encryption bits"));
1493         case SADB_X_DIAGNOSTIC_ENCR_NOTSUPP:
1494                 return (dgettext(TEXT_DOMAIN,
1495                     "Encryption not supported for this SA type"));
1496         case SADB_X_DIAGNOSTIC_WEAK_EKEY:
1497                 return (dgettext(TEXT_DOMAIN, "Weak encryption key"));
1498         case SADB_X_DIAGNOSTIC_WEAK_AKEY:
1499                 return (dgettext(TEXT_DOMAIN, "Weak authentication key"));
1500         case SADB_X_DIAGNOSTIC_DUPLICATE_KMP:
1501                 return (dgettext(TEXT_DOMAIN,
1502                     "Duplicate key management protocol"));
1503         case SADB_X_DIAGNOSTIC_DUPLICATE_KMC:
1504                 return (dgettext(TEXT_DOMAIN,
1505                     "Duplicate key management cookie"));
1506         case SADB_X_DIAGNOSTIC_MISSING_NATT_LOC:
1507                 return (dgettext(TEXT_DOMAIN, "Missing NAT-T local address"));
1508         case SADB_X_DIAGNOSTIC_MISSING_NATT_REM:
1509                 return (dgettext(TEXT_DOMAIN, "Missing NAT-T remote address"));
1510         case SADB_X_DIAGNOSTIC_DUPLICATE_NATT_LOC:
1511                 return (dgettext(TEXT_DOMAIN, "Duplicate NAT-T local address"));
1512         case SADB_X_DIAGNOSTIC_DUPLICATE_NATT_REM:
1513                 return (dgettext(TEXT_DOMAIN,
1514                     "Duplicate NAT-T remote address"));
1515         case SADB_X_DIAGNOSTIC_MALFORMED_NATT_LOC:
1516                 return (dgettext(TEXT_DOMAIN, "Malformed NAT-T local address"));
1517         case SADB_X_DIAGNOSTIC_MALFORMED_NATT_REM:
1518                 return (dgettext(TEXT_DOMAIN,
1519                     "Malformed NAT-T remote address"));
1520         case SADB_X_DIAGNOSTIC_DUPLICATE_NATT_PORTS:
1521                 return (dgettext(TEXT_DOMAIN, "Duplicate NAT-T ports"));
1522         case SADB_X_DIAGNOSTIC_MISSING_INNER_SRC:
1523                 return (dgettext(TEXT_DOMAIN, "Missing inner source address"));
1524         case SADB_X_DIAGNOSTIC_MISSING_INNER_DST:
1525                 return (dgettext(TEXT_DOMAIN,
1526                     "Missing inner destination address"));
1527         case SADB_X_DIAGNOSTIC_DUPLICATE_INNER_SRC:
1528                 return (dgettext(TEXT_DOMAIN,
1529                     "Duplicate inner source address"));
1530         case SADB_X_DIAGNOSTIC_DUPLICATE_INNER_DST:
1531                 return (dgettext(TEXT_DOMAIN,
1532                     "Duplicate inner destination address"));
1533         case SADB_X_DIAGNOSTIC_MALFORMED_INNER_SRC:
1534                 return (dgettext(TEXT_DOMAIN,
1535                     "Malformed inner source address"));
1536         case SADB_X_DIAGNOSTIC_MALFORMED_INNER_DST:
1537                 return (dgettext(TEXT_DOMAIN,
1538                     "Malformed inner destination address"));
1539         case SADB_X_DIAGNOSTIC_PREFIX_INNER_SRC:
1540                 return (dgettext(TEXT_DOMAIN,
1541                     "Invalid inner-source prefix length "));
1542         case SADB_X_DIAGNOSTIC_PREFIX_INNER_DST:
1543                 return (dgettext(TEXT_DOMAIN,
1544                     "Invalid inner-destination prefix length"));
1545         case SADB_X_DIAGNOSTIC_BAD_INNER_DST_AF:
1546                 return (dgettext(TEXT_DOMAIN,
1547                     "Bad inner-destination address family"));
1548         case SADB_X_DIAGNOSTIC_INNER_AF_MISMATCH:
1549                 return (dgettext(TEXT_DOMAIN,
1550                     "Inner source/destination address family mismatch"));
1551         case SADB_X_DIAGNOSTIC_BAD_NATT_REM_AF:
1552                 return (dgettext(TEXT_DOMAIN,
1553                     "Bad NAT-T remote address family"));
1554         case SADB_X_DIAGNOSTIC_BAD_NATT_LOC_AF:
1555                 return (dgettext(TEXT_DOMAIN,
1556                     "Bad NAT-T local address family"));
1557         case SADB_X_DIAGNOSTIC_PROTO_MISMATCH:
1558                 return (dgettext(TEXT_DOMAIN,
1559                     "Source/desination protocol mismatch"));
1560         case SADB_X_DIAGNOSTIC_INNER_PROTO_MISMATCH:
1561                 return (dgettext(TEXT_DOMAIN,
1562                     "Inner source/desination protocol mismatch"));
1563         case SADB_X_DIAGNOSTIC_DUAL_PORT_SETS:
1564                 return (dgettext(TEXT_DOMAIN,
1565                     "Both inner ports and outer ports are set"));
1566         case SADB_X_DIAGNOSTIC_PAIR_INAPPROPRIATE:
1567                 return (dgettext(TEXT_DOMAIN,
1568                     "Pairing failed, target SA unsuitable for pairing"));
1569         case SADB_X_DIAGNOSTIC_PAIR_ADD_MISMATCH:
1570                 return (dgettext(TEXT_DOMAIN,
1571                     "Source/destination address differs from pair SA"));
1572         case SADB_X_DIAGNOSTIC_PAIR_ALREADY:
1573                 return (dgettext(TEXT_DOMAIN,
1574                     "Already paired with another security association"));
1575         case SADB_X_DIAGNOSTIC_PAIR_SA_NOTFOUND:
1576                 return (dgettext(TEXT_DOMAIN,
1577                     "Command failed, pair security association not found"));
1578         case SADB_X_DIAGNOSTIC_BAD_SA_DIRECTION:
1579                 return (dgettext(TEXT_DOMAIN,
1580                     "Inappropriate SA direction"));
1581         case SADB_X_DIAGNOSTIC_SA_NOTFOUND:
1582                 return (dgettext(TEXT_DOMAIN,
1583                     "Security association not found"));
1584         case SADB_X_DIAGNOSTIC_SA_EXPIRED:
1585                 return (dgettext(TEXT_DOMAIN,
1586                     "Security association is not valid"));
1587         case SADB_X_DIAGNOSTIC_BAD_CTX:
1588                 return (dgettext(TEXT_DOMAIN,
1589                     "Algorithm invalid or not supported by Crypto Framework"));
1590         case SADB_X_DIAGNOSTIC_INVALID_REPLAY:
1591                 return (dgettext(TEXT_DOMAIN,
1592                     "Invalid Replay counter"));
1593         case SADB_X_DIAGNOSTIC_MISSING_LIFETIME:
1594                 return (dgettext(TEXT_DOMAIN,
1595                     "Inappropriate lifetimes"));
1596         default:
1597                 return (dgettext(TEXT_DOMAIN, "Unknown diagnostic code"));
1598         }
1599 }
1600 
1601 /*
1602  * Convert an IPv6 mask to a prefix len.  I assume all IPv6 masks are
1603  * contiguous, so I stop at the first zero bit!
1604  */
1605 int
1606 in_masktoprefix(uint8_t *mask, boolean_t is_v4mapped)
1607 {
1608         int rc = 0;
1609         uint8_t last;
1610         int limit = IPV6_ABITS;
1611 
1612         if (is_v4mapped) {
1613                 mask += ((IPV6_ABITS - IP_ABITS)/8);
1614                 limit = IP_ABITS;
1615         }
1616 
1617         while (*mask == 0xff) {
1618                 rc += 8;
1619                 if (rc == limit)
1620                         return (limit);
1621                 mask++;
1622         }
1623 
1624         last = *mask;
1625         while (last != 0) {
1626                 rc++;
1627                 last = (last << 1) & 0xff;
1628         }
1629 
1630         return (rc);
1631 }
1632 
1633 /*
1634  * Expand the diagnostic code into a message.
1635  */
1636 void
1637 print_diagnostic(FILE *file, uint16_t diagnostic)
1638 {
1639         /* Use two spaces so above strings can fit on the line. */
1640         (void) fprintf(file, dgettext(TEXT_DOMAIN,
1641             "  Diagnostic code %u:  %s.\n"),
1642             diagnostic, keysock_diag(diagnostic));
1643 }
1644 
1645 /*
1646  * Prints the base PF_KEY message.
1647  */
1648 void
1649 print_sadb_msg(FILE *file, struct sadb_msg *samsg, time_t wallclock,
1650     boolean_t vflag)
1651 {
1652         if (wallclock != 0)
1653                 printsatime(file, wallclock, dgettext(TEXT_DOMAIN,
1654                     "%sTimestamp: %s\n"), "", NULL,
1655                     vflag);
1656 
1657         (void) fprintf(file, dgettext(TEXT_DOMAIN,
1658             "Base message (version %u) type "),
1659             samsg->sadb_msg_version);
1660         switch (samsg->sadb_msg_type) {
1661         case SADB_RESERVED:
1662                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
1663                     "RESERVED (warning: set to 0)"));
1664                 break;
1665         case SADB_GETSPI:
1666                 (void) fprintf(file, "GETSPI");
1667                 break;
1668         case SADB_UPDATE:
1669                 (void) fprintf(file, "UPDATE");
1670                 break;
1671         case SADB_X_UPDATEPAIR:
1672                 (void) fprintf(file, "UPDATE PAIR");
1673                 break;
1674         case SADB_ADD:
1675                 (void) fprintf(file, "ADD");
1676                 break;
1677         case SADB_DELETE:
1678                 (void) fprintf(file, "DELETE");
1679                 break;
1680         case SADB_X_DELPAIR:
1681                 (void) fprintf(file, "DELETE PAIR");
1682                 break;
1683         case SADB_GET:
1684                 (void) fprintf(file, "GET");
1685                 break;
1686         case SADB_ACQUIRE:
1687                 (void) fprintf(file, "ACQUIRE");
1688                 break;
1689         case SADB_REGISTER:
1690                 (void) fprintf(file, "REGISTER");
1691                 break;
1692         case SADB_EXPIRE:
1693                 (void) fprintf(file, "EXPIRE");
1694                 break;
1695         case SADB_FLUSH:
1696                 (void) fprintf(file, "FLUSH");
1697                 break;
1698         case SADB_DUMP:
1699                 (void) fprintf(file, "DUMP");
1700                 break;
1701         case SADB_X_PROMISC:
1702                 (void) fprintf(file, "X_PROMISC");
1703                 break;
1704         case SADB_X_INVERSE_ACQUIRE:
1705                 (void) fprintf(file, "X_INVERSE_ACQUIRE");
1706                 break;
1707         default:
1708                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
1709                     "Unknown (%u)"), samsg->sadb_msg_type);
1710                 break;
1711         }
1712         (void) fprintf(file, dgettext(TEXT_DOMAIN, ", SA type "));
1713 
1714         switch (samsg->sadb_msg_satype) {
1715         case SADB_SATYPE_UNSPEC:
1716                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
1717                     "<unspecified/all>"));
1718                 break;
1719         case SADB_SATYPE_AH:
1720                 (void) fprintf(file, "AH");
1721                 break;
1722         case SADB_SATYPE_ESP:
1723                 (void) fprintf(file, "ESP");
1724                 break;
1725         case SADB_SATYPE_RSVP:
1726                 (void) fprintf(file, "RSVP");
1727                 break;
1728         case SADB_SATYPE_OSPFV2:
1729                 (void) fprintf(file, "OSPFv2");
1730                 break;
1731         case SADB_SATYPE_RIPV2:
1732                 (void) fprintf(file, "RIPv2");
1733                 break;
1734         case SADB_SATYPE_MIP:
1735                 (void) fprintf(file, dgettext(TEXT_DOMAIN, "Mobile IP"));
1736                 break;
1737         default:
1738                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
1739                     "<unknown %u>"), samsg->sadb_msg_satype);
1740                 break;
1741         }
1742 
1743         (void) fprintf(file, ".\n");
1744 
1745         if (samsg->sadb_msg_errno != 0) {
1746                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
1747                     "Error %s from PF_KEY.\n"),
1748                     strerror(samsg->sadb_msg_errno));
1749                 print_diagnostic(file, samsg->sadb_x_msg_diagnostic);
1750         }
1751 
1752         (void) fprintf(file, dgettext(TEXT_DOMAIN,
1753             "Message length %u bytes, seq=%u, pid=%u.\n"),
1754             SADB_64TO8(samsg->sadb_msg_len), samsg->sadb_msg_seq,
1755             samsg->sadb_msg_pid);
1756 }
1757 
1758 /*
1759  * Print the SA extension for PF_KEY.
1760  */
1761 void
1762 print_sa(FILE *file, char *prefix, struct sadb_sa *assoc)
1763 {
1764         if (assoc->sadb_sa_len != SADB_8TO64(sizeof (*assoc))) {
1765                 warnxfp(EFD(file), dgettext(TEXT_DOMAIN,
1766                     "WARNING: SA info extension length (%u) is bad."),
1767                     SADB_64TO8(assoc->sadb_sa_len));
1768         }
1769 
1770         (void) fprintf(file, dgettext(TEXT_DOMAIN,
1771             "%sSADB_ASSOC spi=0x%x, replay window size=%u, state="),
1772             prefix, ntohl(assoc->sadb_sa_spi), assoc->sadb_sa_replay);
1773         switch (assoc->sadb_sa_state) {
1774         case SADB_SASTATE_LARVAL:
1775                 (void) fprintf(file, dgettext(TEXT_DOMAIN, "LARVAL"));
1776                 break;
1777         case SADB_SASTATE_MATURE:
1778                 (void) fprintf(file, dgettext(TEXT_DOMAIN, "MATURE"));
1779                 break;
1780         case SADB_SASTATE_DYING:
1781                 (void) fprintf(file, dgettext(TEXT_DOMAIN, "DYING"));
1782                 break;
1783         case SADB_SASTATE_DEAD:
1784                 (void) fprintf(file, dgettext(TEXT_DOMAIN, "DEAD"));
1785                 break;
1786         case SADB_X_SASTATE_ACTIVE_ELSEWHERE:
1787                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
1788                     "ACTIVE_ELSEWHERE"));
1789                 break;
1790         case SADB_X_SASTATE_IDLE:
1791                 (void) fprintf(file, dgettext(TEXT_DOMAIN, "IDLE"));
1792                 break;
1793         default:
1794                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
1795                     "<unknown %u>"), assoc->sadb_sa_state);
1796         }
1797 
1798         if (assoc->sadb_sa_auth != SADB_AALG_NONE) {
1799                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
1800                     "\n%sAuthentication algorithm = "),
1801                     prefix);
1802                 (void) dump_aalg(assoc->sadb_sa_auth, file);
1803         }
1804 
1805         if (assoc->sadb_sa_encrypt != SADB_EALG_NONE) {
1806                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
1807                     "\n%sEncryption algorithm = "), prefix);
1808                 (void) dump_ealg(assoc->sadb_sa_encrypt, file);
1809         }
1810 
1811         (void) fprintf(file, dgettext(TEXT_DOMAIN, "\n%sflags=0x%x < "), prefix,
1812             assoc->sadb_sa_flags);
1813         if (assoc->sadb_sa_flags & SADB_SAFLAGS_PFS)
1814                 (void) fprintf(file, "PFS ");
1815         if (assoc->sadb_sa_flags & SADB_SAFLAGS_NOREPLAY)
1816                 (void) fprintf(file, "NOREPLAY ");
1817 
1818         /* BEGIN Solaris-specific flags. */
1819         if (assoc->sadb_sa_flags & SADB_X_SAFLAGS_USED)
1820                 (void) fprintf(file, "X_USED ");
1821         if (assoc->sadb_sa_flags & SADB_X_SAFLAGS_PAIRED)
1822                 (void) fprintf(file, "X_PAIRED ");
1823         if (assoc->sadb_sa_flags & SADB_X_SAFLAGS_OUTBOUND)
1824                 (void) fprintf(file, "X_OUTBOUND ");
1825         if (assoc->sadb_sa_flags & SADB_X_SAFLAGS_INBOUND)
1826                 (void) fprintf(file, "X_INBOUND ");
1827         if (assoc->sadb_sa_flags & SADB_X_SAFLAGS_UNIQUE)
1828                 (void) fprintf(file, "X_UNIQUE ");
1829         if (assoc->sadb_sa_flags & SADB_X_SAFLAGS_AALG1)
1830                 (void) fprintf(file, "X_AALG1 ");
1831         if (assoc->sadb_sa_flags & SADB_X_SAFLAGS_AALG2)
1832                 (void) fprintf(file, "X_AALG2 ");
1833         if (assoc->sadb_sa_flags & SADB_X_SAFLAGS_EALG1)
1834                 (void) fprintf(file, "X_EALG1 ");
1835         if (assoc->sadb_sa_flags & SADB_X_SAFLAGS_EALG2)
1836                 (void) fprintf(file, "X_EALG2 ");
1837         if (assoc->sadb_sa_flags & SADB_X_SAFLAGS_NATT_LOC)
1838                 (void) fprintf(file, "X_NATT_LOC ");
1839         if (assoc->sadb_sa_flags & SADB_X_SAFLAGS_NATT_REM)
1840                 (void) fprintf(file, "X_NATT_REM ");
1841         if (assoc->sadb_sa_flags & SADB_X_SAFLAGS_TUNNEL)
1842                 (void) fprintf(file, "X_TUNNEL ");
1843         if (assoc->sadb_sa_flags & SADB_X_SAFLAGS_NATTED)
1844                 (void) fprintf(file, "X_NATTED ");
1845         /* END Solaris-specific flags. */
1846 
1847         (void) fprintf(file, ">\n");
1848 }
1849 
1850 void
1851 printsatime(FILE *file, int64_t lt, const char *msg, const char *pfx,
1852     const char *pfx2, boolean_t vflag)
1853 {
1854         char tbuf[TBUF_SIZE]; /* For strftime() call. */
1855         const char *tp = tbuf;
1856         time_t t = lt;
1857         struct tm res;
1858 
1859         if (t != lt) {
1860                 if (lt > 0)
1861                         t = LONG_MAX;
1862                 else
1863                         t = LONG_MIN;
1864         }
1865 
1866         if (strftime(tbuf, TBUF_SIZE, NULL, localtime_r(&t, &res)) == 0)
1867                 tp = dgettext(TEXT_DOMAIN, "<time conversion failed>");
1868         (void) fprintf(file, msg, pfx, tp);
1869         if (vflag && (pfx2 != NULL))
1870                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
1871                     "%s\t(raw time value %" PRIu64 ")\n"), pfx2, lt);
1872 }
1873 
1874 /*
1875  * Print the SA lifetime information.  (An SADB_EXT_LIFETIME_* extension.)
1876  */
1877 void
1878 print_lifetimes(FILE *file, time_t wallclock, struct sadb_lifetime *current,
1879     struct sadb_lifetime *hard, struct sadb_lifetime *soft,
1880     struct sadb_lifetime *idle, boolean_t vflag)
1881 {
1882         int64_t scratch;
1883         char *soft_prefix = dgettext(TEXT_DOMAIN, "SLT: ");
1884         char *hard_prefix = dgettext(TEXT_DOMAIN, "HLT: ");
1885         char *current_prefix = dgettext(TEXT_DOMAIN, "CLT: ");
1886         char *idle_prefix = dgettext(TEXT_DOMAIN, "ILT: ");
1887         char byte_str[BYTE_STR_SIZE]; /* byte lifetime string representation */
1888         char secs_str[SECS_STR_SIZE]; /* buffer for seconds representation */
1889 
1890         if (current != NULL &&
1891             current->sadb_lifetime_len != SADB_8TO64(sizeof (*current))) {
1892                 warnxfp(EFD(file), dgettext(TEXT_DOMAIN,
1893                     "WARNING: CURRENT lifetime extension length (%u) is bad."),
1894                     SADB_64TO8(current->sadb_lifetime_len));
1895         }
1896 
1897         if (hard != NULL &&
1898             hard->sadb_lifetime_len != SADB_8TO64(sizeof (*hard))) {
1899                 warnxfp(EFD(file), dgettext(TEXT_DOMAIN,
1900                     "WARNING: HARD lifetime extension length (%u) is bad."),
1901                     SADB_64TO8(hard->sadb_lifetime_len));
1902         }
1903 
1904         if (soft != NULL &&
1905             soft->sadb_lifetime_len != SADB_8TO64(sizeof (*soft))) {
1906                 warnxfp(EFD(file), dgettext(TEXT_DOMAIN,
1907                     "WARNING: SOFT lifetime extension length (%u) is bad."),
1908                     SADB_64TO8(soft->sadb_lifetime_len));
1909         }
1910 
1911         if (idle != NULL &&
1912             idle->sadb_lifetime_len != SADB_8TO64(sizeof (*idle))) {
1913                 warnxfp(EFD(file), dgettext(TEXT_DOMAIN,
1914                     "WARNING: IDLE lifetime extension length (%u) is bad."),
1915                     SADB_64TO8(idle->sadb_lifetime_len));
1916         }
1917 
1918         (void) fprintf(file, " LT: Lifetime information\n");
1919         if (current != NULL) {
1920                 /* Express values as current values. */
1921                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
1922                     "%sCurrent lifetime information:\n"),
1923                     current_prefix);
1924                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
1925                     "%s%" PRIu64 " bytes %sprotected, %u allocations "
1926                     "used.\n"), current_prefix,
1927                     current->sadb_lifetime_bytes,
1928                     bytecnt2out(current->sadb_lifetime_bytes, byte_str,
1929                     sizeof (byte_str), SPC_END),
1930                     current->sadb_lifetime_allocations);
1931                 printsatime(file, current->sadb_lifetime_addtime,
1932                     dgettext(TEXT_DOMAIN, "%sSA added at time: %s\n"),
1933                     current_prefix, current_prefix, vflag);
1934                 if (current->sadb_lifetime_usetime != 0) {
1935                         printsatime(file, current->sadb_lifetime_usetime,
1936                             dgettext(TEXT_DOMAIN,
1937                             "%sSA first used at time %s\n"),
1938                             current_prefix, current_prefix, vflag);
1939                 }
1940                 printsatime(file, wallclock, dgettext(TEXT_DOMAIN,
1941                     "%sTime now is %s\n"), current_prefix, current_prefix,
1942                     vflag);
1943         }
1944 
1945         if (soft != NULL) {
1946                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
1947                     "%sSoft lifetime information:\n"),
1948                     soft_prefix);
1949                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
1950                     "%s%" PRIu64 " bytes %sof lifetime, %u allocations.\n"),
1951                     soft_prefix,
1952                     soft->sadb_lifetime_bytes,
1953                     bytecnt2out(soft->sadb_lifetime_bytes, byte_str,
1954                     sizeof (byte_str), SPC_END),
1955                     soft->sadb_lifetime_allocations);
1956                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
1957                     "%s%" PRIu64 " seconds %sof post-add lifetime.\n"),
1958                     soft_prefix, soft->sadb_lifetime_addtime,
1959                     secs2out(soft->sadb_lifetime_addtime, secs_str,
1960                     sizeof (secs_str), SPC_END));
1961                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
1962                     "%s%" PRIu64 " seconds %sof post-use lifetime.\n"),
1963                     soft_prefix, soft->sadb_lifetime_usetime,
1964                     secs2out(soft->sadb_lifetime_usetime, secs_str,
1965                     sizeof (secs_str), SPC_END));
1966                 /* If possible, express values as time remaining. */
1967                 if (current != NULL) {
1968                         if (soft->sadb_lifetime_bytes != 0)
1969                                 (void) fprintf(file, dgettext(TEXT_DOMAIN, "%s"
1970                                     "%" PRIu64 " bytes %smore can be "
1971                                     "protected.\n"), soft_prefix,
1972                                     (soft->sadb_lifetime_bytes >
1973                                     current->sadb_lifetime_bytes) ?
1974                                     soft->sadb_lifetime_bytes -
1975                                     current->sadb_lifetime_bytes : 0,
1976                                     (soft->sadb_lifetime_bytes >
1977                                     current->sadb_lifetime_bytes) ?
1978                                     bytecnt2out(soft->sadb_lifetime_bytes -
1979                                     current->sadb_lifetime_bytes, byte_str,
1980                                     sizeof (byte_str), SPC_END) : "");
1981                         if (soft->sadb_lifetime_addtime != 0 ||
1982                             (soft->sadb_lifetime_usetime != 0 &&
1983                             current->sadb_lifetime_usetime != 0)) {
1984                                 int64_t adddelta, usedelta;
1985 
1986                                 if (soft->sadb_lifetime_addtime != 0) {
1987                                         adddelta =
1988                                             current->sadb_lifetime_addtime +
1989                                             soft->sadb_lifetime_addtime -
1990                                             wallclock;
1991                                 } else {
1992                                         adddelta = TIME_MAX;
1993                                 }
1994 
1995                                 if (soft->sadb_lifetime_usetime != 0 &&
1996                                     current->sadb_lifetime_usetime != 0) {
1997                                         usedelta =
1998                                             current->sadb_lifetime_usetime +
1999                                             soft->sadb_lifetime_usetime -
2000                                             wallclock;
2001                                 } else {
2002                                         usedelta = TIME_MAX;
2003                                 }
2004                                 (void) fprintf(file, "%s", soft_prefix);
2005                                 scratch = MIN(adddelta, usedelta);
2006                                 if (scratch >= 0) {
2007                                         (void) fprintf(file,
2008                                             dgettext(TEXT_DOMAIN,
2009                                             "Soft expiration occurs in %"
2010                                             PRId64 " seconds%s\n"), scratch,
2011                                             secs2out(scratch, secs_str,
2012                                             sizeof (secs_str), SPC_BEGIN));
2013                                 } else {
2014                                         (void) fprintf(file,
2015                                             dgettext(TEXT_DOMAIN,
2016                                             "Soft expiration occurred\n"));
2017                                 }
2018                                 scratch += wallclock;
2019                                 printsatime(file, scratch, dgettext(TEXT_DOMAIN,
2020                                     "%sTime of expiration: %s.\n"),
2021                                     soft_prefix, soft_prefix, vflag);
2022                         }
2023                 }
2024         }
2025 
2026         if (hard != NULL) {
2027                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2028                     "%sHard lifetime information:\n"), hard_prefix);
2029                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2030                     "%s%" PRIu64 " bytes %sof lifetime, %u allocations.\n"),
2031                     hard_prefix,
2032                     hard->sadb_lifetime_bytes,
2033                     bytecnt2out(hard->sadb_lifetime_bytes, byte_str,
2034                     sizeof (byte_str), SPC_END),
2035                     hard->sadb_lifetime_allocations);
2036                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2037                     "%s%" PRIu64 " seconds %sof post-add lifetime.\n"),
2038                     hard_prefix, hard->sadb_lifetime_addtime,
2039                     secs2out(hard->sadb_lifetime_addtime, secs_str,
2040                     sizeof (secs_str), SPC_END));
2041                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2042                     "%s%" PRIu64 " seconds %sof post-use lifetime.\n"),
2043                     hard_prefix, hard->sadb_lifetime_usetime,
2044                     secs2out(hard->sadb_lifetime_usetime, secs_str,
2045                     sizeof (secs_str), SPC_END));
2046                 /* If possible, express values as time remaining. */
2047                 if (current != NULL) {
2048                         if (hard->sadb_lifetime_bytes != 0)
2049                                 (void) fprintf(file, dgettext(TEXT_DOMAIN, "%s"
2050                                     "%" PRIu64 " bytes %smore can be "
2051                                     "protected.\n"), hard_prefix,
2052                                     (hard->sadb_lifetime_bytes >
2053                                     current->sadb_lifetime_bytes) ?
2054                                     hard->sadb_lifetime_bytes -
2055                                     current->sadb_lifetime_bytes : 0,
2056                                     (hard->sadb_lifetime_bytes >
2057                                     current->sadb_lifetime_bytes) ?
2058                                     bytecnt2out(hard->sadb_lifetime_bytes -
2059                                     current->sadb_lifetime_bytes, byte_str,
2060                                     sizeof (byte_str), SPC_END) : "");
2061                         if (hard->sadb_lifetime_addtime != 0 ||
2062                             (hard->sadb_lifetime_usetime != 0 &&
2063                             current->sadb_lifetime_usetime != 0)) {
2064                                 int64_t adddelta, usedelta;
2065 
2066                                 if (hard->sadb_lifetime_addtime != 0) {
2067                                         adddelta =
2068                                             current->sadb_lifetime_addtime +
2069                                             hard->sadb_lifetime_addtime -
2070                                             wallclock;
2071                                 } else {
2072                                         adddelta = TIME_MAX;
2073                                 }
2074 
2075                                 if (hard->sadb_lifetime_usetime != 0 &&
2076                                     current->sadb_lifetime_usetime != 0) {
2077                                         usedelta =
2078                                             current->sadb_lifetime_usetime +
2079                                             hard->sadb_lifetime_usetime -
2080                                             wallclock;
2081                                 } else {
2082                                         usedelta = TIME_MAX;
2083                                 }
2084                                 (void) fprintf(file, "%s", hard_prefix);
2085                                 scratch = MIN(adddelta, usedelta);
2086                                 if (scratch >= 0) {
2087                                         (void) fprintf(file,
2088                                             dgettext(TEXT_DOMAIN,
2089                                             "Hard expiration occurs in %"
2090                                             PRId64 " seconds%s\n"), scratch,
2091                                             secs2out(scratch, secs_str,
2092                                             sizeof (secs_str), SPC_BEGIN));
2093                                 } else {
2094                                         (void) fprintf(file,
2095                                             dgettext(TEXT_DOMAIN,
2096                                             "Hard expiration occurred\n"));
2097                                 }
2098                                 scratch += wallclock;
2099                                 printsatime(file, scratch, dgettext(TEXT_DOMAIN,
2100                                     "%sTime of expiration: %s.\n"),
2101                                     hard_prefix, hard_prefix, vflag);
2102                         }
2103                 }
2104         }
2105         if (idle != NULL) {
2106                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2107                     "%sIdle lifetime information:\n"), idle_prefix);
2108                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2109                     "%s%" PRIu64 " seconds %sof post-add lifetime.\n"),
2110                     idle_prefix, idle->sadb_lifetime_addtime,
2111                     secs2out(idle->sadb_lifetime_addtime, secs_str,
2112                     sizeof (secs_str), SPC_END));
2113                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2114                     "%s%" PRIu64 " seconds %sof post-use lifetime.\n"),
2115                     idle_prefix, idle->sadb_lifetime_usetime,
2116                     secs2out(idle->sadb_lifetime_usetime, secs_str,
2117                     sizeof (secs_str), SPC_END));
2118         }
2119 }
2120 
2121 /*
2122  * Print an SADB_EXT_ADDRESS_* extension.
2123  */
2124 void
2125 print_address(FILE *file, char *prefix, struct sadb_address *addr,
2126     boolean_t ignore_nss)
2127 {
2128         struct protoent *pe;
2129 
2130         (void) fprintf(file, "%s", prefix);
2131         switch (addr->sadb_address_exttype) {
2132         case SADB_EXT_ADDRESS_SRC:
2133                 (void) fprintf(file, dgettext(TEXT_DOMAIN, "Source address "));
2134                 break;
2135         case SADB_X_EXT_ADDRESS_INNER_SRC:
2136                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2137                     "Inner source address "));
2138                 break;
2139         case SADB_EXT_ADDRESS_DST:
2140                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2141                     "Destination address "));
2142                 break;
2143         case SADB_X_EXT_ADDRESS_INNER_DST:
2144                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2145                     "Inner destination address "));
2146                 break;
2147         case SADB_X_EXT_ADDRESS_NATT_LOC:
2148                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2149                     "NAT-T local address "));
2150                 break;
2151         case SADB_X_EXT_ADDRESS_NATT_REM:
2152                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2153                     "NAT-T remote address "));
2154                 break;
2155         }
2156 
2157         (void) fprintf(file, dgettext(TEXT_DOMAIN,
2158             "(proto=%d"), addr->sadb_address_proto);
2159         if (ignore_nss == B_FALSE) {
2160                 if (addr->sadb_address_proto == 0) {
2161                         (void) fprintf(file, dgettext(TEXT_DOMAIN,
2162                             "/<unspecified>"));
2163                 } else if ((pe = getprotobynumber(addr->sadb_address_proto))
2164                     != NULL) {
2165                         (void) fprintf(file, "/%s", pe->p_name);
2166                 } else {
2167                         (void) fprintf(file, dgettext(TEXT_DOMAIN,
2168                             "/<unknown>"));
2169                 }
2170         }
2171         (void) fprintf(file, dgettext(TEXT_DOMAIN, ")\n%s"), prefix);
2172         (void) dump_sockaddr((struct sockaddr *)(addr + 1),
2173             addr->sadb_address_prefixlen, B_FALSE, file, ignore_nss);
2174 }
2175 
2176 /*
2177  * Print an SADB_EXT_KEY extension.
2178  */
2179 void
2180 print_key(FILE *file, char *prefix, struct sadb_key *key)
2181 {
2182         (void) fprintf(file, "%s", prefix);
2183 
2184         switch (key->sadb_key_exttype) {
2185         case SADB_EXT_KEY_AUTH:
2186                 (void) fprintf(file, dgettext(TEXT_DOMAIN, "Authentication"));
2187                 break;
2188         case SADB_EXT_KEY_ENCRYPT:
2189                 (void) fprintf(file, dgettext(TEXT_DOMAIN, "Encryption"));
2190                 break;
2191         }
2192 
2193         (void) fprintf(file, dgettext(TEXT_DOMAIN, " key.\n%s"), prefix);
2194         (void) dump_key((uint8_t *)(key + 1), key->sadb_key_bits,
2195             key->sadb_key_reserved, file, B_TRUE);
2196         (void) fprintf(file, "\n");
2197 }
2198 
2199 /*
2200  * Print an SADB_EXT_IDENTITY_* extension.
2201  */
2202 void
2203 print_ident(FILE *file, char *prefix, struct sadb_ident *id)
2204 {
2205         boolean_t canprint = B_TRUE;
2206 
2207         (void) fprintf(file, "%s", prefix);
2208         switch (id->sadb_ident_exttype) {
2209         case SADB_EXT_IDENTITY_SRC:
2210                 (void) fprintf(file, dgettext(TEXT_DOMAIN, "Source"));
2211                 break;
2212         case SADB_EXT_IDENTITY_DST:
2213                 (void) fprintf(file, dgettext(TEXT_DOMAIN, "Destination"));
2214                 break;
2215         }
2216 
2217         (void) fprintf(file, dgettext(TEXT_DOMAIN,
2218             " identity, uid=%d, type "), id->sadb_ident_id);
2219         canprint = dump_sadb_idtype(id->sadb_ident_type, file, NULL);
2220         (void) fprintf(file, "\n%s", prefix);
2221         if (canprint) {
2222                 (void) fprintf(file, "%s\n", (char *)(id + 1));
2223         } else {
2224                 print_asn1_name(file, (const unsigned char *)(id + 1),
2225                     SADB_64TO8(id->sadb_ident_len) - sizeof (sadb_ident_t));
2226         }
2227 }
2228 
2229 /*
2230  * Convert sadb_sens extension into binary security label.
2231  */
2232 
2233 #include <tsol/label.h>
2234 #include <sys/tsol/tndb.h>
2235 #include <sys/tsol/label_macro.h>
2236 
2237 void
2238 ipsec_convert_sens_to_bslabel(const struct sadb_sens *sens, bslabel_t *sl)
2239 {
2240         uint64_t *bitmap = (uint64_t *)(sens + 1);
2241         int bitmap_len = SADB_64TO8(sens->sadb_sens_sens_len);
2242 
2243         bsllow(sl);
2244         LCLASS_SET((_bslabel_impl_t *)sl, sens->sadb_sens_sens_level);
2245         bcopy(bitmap, &((_bslabel_impl_t *)sl)->compartments,
2246             bitmap_len);
2247 }
2248 
2249 void
2250 ipsec_convert_bslabel_to_string(bslabel_t *sl, char **plabel)
2251 {
2252         if (label_to_str(sl, plabel, M_LABEL, DEF_NAMES) != 0) {
2253                 *plabel = strdup(dgettext(TEXT_DOMAIN,
2254                     "** Label conversion failed **"));
2255         }
2256 }
2257 
2258 void
2259 ipsec_convert_bslabel_to_hex(bslabel_t *sl, char **plabel)
2260 {
2261         if (label_to_str(sl, plabel, M_INTERNAL, DEF_NAMES) != 0) {
2262                 *plabel = strdup(dgettext(TEXT_DOMAIN,
2263                     "** Label conversion failed **"));
2264         }
2265 }
2266 
2267 int
2268 ipsec_convert_sl_to_sens(int doi, bslabel_t *sl, sadb_sens_t *sens)
2269 {
2270         uint8_t *bitmap;
2271         int sens_len = sizeof (sadb_sens_t) + _C_LEN * 4;
2272 
2273 
2274         if (sens == NULL)
2275                 return (sens_len);
2276 
2277 
2278         (void) memset(sens, 0, sens_len);
2279 
2280         sens->sadb_sens_exttype = SADB_EXT_SENSITIVITY;
2281         sens->sadb_sens_len = SADB_8TO64(sens_len);
2282         sens->sadb_sens_dpd = doi;
2283 
2284         sens->sadb_sens_sens_level = LCLASS(sl);
2285         sens->sadb_sens_integ_level = 0;
2286         sens->sadb_sens_sens_len = _C_LEN >> 1;
2287         sens->sadb_sens_integ_len = 0;
2288 
2289         sens->sadb_x_sens_flags = 0;
2290 
2291         bitmap = (uint8_t *)(sens + 1);
2292         bcopy(&(((_bslabel_impl_t *)sl)->compartments), bitmap, _C_LEN * 4);
2293 
2294         return (sens_len);
2295 }
2296 
2297 
2298 /*
2299  * Print an SADB_SENSITIVITY extension.
2300  */
2301 void
2302 print_sens(FILE *file, char *prefix, const struct sadb_sens *sens,
2303     boolean_t ignore_nss)
2304 {
2305         char *plabel;
2306         char *hlabel;
2307         uint64_t *bitmap = (uint64_t *)(sens + 1);
2308         bslabel_t sl;
2309         int i;
2310         int sens_len = sens->sadb_sens_sens_len;
2311         int integ_len = sens->sadb_sens_integ_len;
2312         boolean_t inner = (sens->sadb_sens_exttype == SADB_EXT_SENSITIVITY);
2313         const char *sensname = inner ?
2314             dgettext(TEXT_DOMAIN, "Plaintext Sensitivity") :
2315             dgettext(TEXT_DOMAIN, "Ciphertext Sensitivity");
2316 
2317         ipsec_convert_sens_to_bslabel(sens, &sl);
2318 
2319         (void) fprintf(file, dgettext(TEXT_DOMAIN,
2320             "%s%s DPD %d, sens level=%d, integ level=%d, flags=%x\n"),
2321             prefix, sensname, sens->sadb_sens_dpd, sens->sadb_sens_sens_level,
2322             sens->sadb_sens_integ_level, sens->sadb_x_sens_flags);
2323 
2324         ipsec_convert_bslabel_to_hex(&sl, &hlabel);
2325 
2326         if (ignore_nss) {
2327                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2328                     "%s %s Label: %s\n"), prefix, sensname, hlabel);
2329 
2330                 for (i = 0; i < sens_len; i++, bitmap++)
2331                         (void) fprintf(file, dgettext(TEXT_DOMAIN,
2332                             "%s %s BM extended word %d 0x%" PRIx64 "\n"),
2333                             prefix, sensname, i, *bitmap);
2334 
2335         } else {
2336                 ipsec_convert_bslabel_to_string(&sl, &plabel);
2337 
2338                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2339                     "%s %s Label: %s (%s)\n"),
2340                     prefix, sensname, plabel, hlabel);
2341                 free(plabel);
2342 
2343         }
2344         free(hlabel);
2345 
2346         bitmap = (uint64_t *)(sens + 1 + sens_len);
2347 
2348         for (i = 0; i < integ_len; i++, bitmap++)
2349                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2350                     "%s Integrity BM extended word %d 0x%" PRIx64 "\n"),
2351                     prefix, i, *bitmap);
2352 }
2353 
2354 /*
2355  * Print an SADB_EXT_PROPOSAL extension.
2356  */
2357 void
2358 print_prop(FILE *file, char *prefix, struct sadb_prop *prop)
2359 {
2360         struct sadb_comb *combs;
2361         int i, numcombs;
2362 
2363         (void) fprintf(file, dgettext(TEXT_DOMAIN,
2364             "%sProposal, replay counter = %u.\n"), prefix,
2365             prop->sadb_prop_replay);
2366 
2367         numcombs = prop->sadb_prop_len - SADB_8TO64(sizeof (*prop));
2368         numcombs /= SADB_8TO64(sizeof (*combs));
2369 
2370         combs = (struct sadb_comb *)(prop + 1);
2371 
2372         for (i = 0; i < numcombs; i++) {
2373                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2374                     "%s Combination #%u "), prefix, i + 1);
2375                 if (combs[i].sadb_comb_auth != SADB_AALG_NONE) {
2376                         (void) fprintf(file, dgettext(TEXT_DOMAIN,
2377                             "Authentication = "));
2378                         (void) dump_aalg(combs[i].sadb_comb_auth, file);
2379                         (void) fprintf(file, dgettext(TEXT_DOMAIN,
2380                             "  minbits=%u, maxbits=%u.\n%s "),
2381                             combs[i].sadb_comb_auth_minbits,
2382                             combs[i].sadb_comb_auth_maxbits, prefix);
2383                 }
2384 
2385                 if (combs[i].sadb_comb_encrypt != SADB_EALG_NONE) {
2386                         (void) fprintf(file, dgettext(TEXT_DOMAIN,
2387                             "Encryption = "));
2388                         (void) dump_ealg(combs[i].sadb_comb_encrypt, file);
2389                         (void) fprintf(file, dgettext(TEXT_DOMAIN,
2390                             "  minbits=%u, maxbits=%u.\n%s "),
2391                             combs[i].sadb_comb_encrypt_minbits,
2392                             combs[i].sadb_comb_encrypt_maxbits, prefix);
2393                 }
2394 
2395                 (void) fprintf(file, dgettext(TEXT_DOMAIN, "HARD: "));
2396                 if (combs[i].sadb_comb_hard_allocations)
2397                         (void) fprintf(file, dgettext(TEXT_DOMAIN, "alloc=%u "),
2398                             combs[i].sadb_comb_hard_allocations);
2399                 if (combs[i].sadb_comb_hard_bytes)
2400                         (void) fprintf(file, dgettext(TEXT_DOMAIN, "bytes=%"
2401                             PRIu64 " "), combs[i].sadb_comb_hard_bytes);
2402                 if (combs[i].sadb_comb_hard_addtime)
2403                         (void) fprintf(file, dgettext(TEXT_DOMAIN,
2404                             "post-add secs=%" PRIu64 " "),
2405                             combs[i].sadb_comb_hard_addtime);
2406                 if (combs[i].sadb_comb_hard_usetime)
2407                         (void) fprintf(file, dgettext(TEXT_DOMAIN,
2408                             "post-use secs=%" PRIu64 ""),
2409                             combs[i].sadb_comb_hard_usetime);
2410 
2411                 (void) fprintf(file, dgettext(TEXT_DOMAIN, "\n%s SOFT: "),
2412                     prefix);
2413                 if (combs[i].sadb_comb_soft_allocations)
2414                         (void) fprintf(file, dgettext(TEXT_DOMAIN, "alloc=%u "),
2415                             combs[i].sadb_comb_soft_allocations);
2416                 if (combs[i].sadb_comb_soft_bytes)
2417                         (void) fprintf(file, dgettext(TEXT_DOMAIN, "bytes=%"
2418                             PRIu64 " "), combs[i].sadb_comb_soft_bytes);
2419                 if (combs[i].sadb_comb_soft_addtime)
2420                         (void) fprintf(file, dgettext(TEXT_DOMAIN,
2421                             "post-add secs=%" PRIu64 " "),
2422                             combs[i].sadb_comb_soft_addtime);
2423                 if (combs[i].sadb_comb_soft_usetime)
2424                         (void) fprintf(file, dgettext(TEXT_DOMAIN,
2425                             "post-use secs=%" PRIu64 ""),
2426                             combs[i].sadb_comb_soft_usetime);
2427                 (void) fprintf(file, "\n");
2428         }
2429 }
2430 
2431 /*
2432  * Print an extended proposal (SADB_X_EXT_EPROP).
2433  */
2434 void
2435 print_eprop(FILE *file, char *prefix, struct sadb_prop *eprop)
2436 {
2437         uint64_t *sofar;
2438         struct sadb_x_ecomb *ecomb;
2439         struct sadb_x_algdesc *algdesc;
2440         int i, j;
2441 
2442         (void) fprintf(file, dgettext(TEXT_DOMAIN,
2443             "%sExtended Proposal, replay counter = %u, "), prefix,
2444             eprop->sadb_prop_replay);
2445         (void) fprintf(file, dgettext(TEXT_DOMAIN,
2446             "number of combinations = %u.\n"), eprop->sadb_x_prop_numecombs);
2447 
2448         sofar = (uint64_t *)(eprop + 1);
2449         ecomb = (struct sadb_x_ecomb *)sofar;
2450 
2451         for (i = 0; i < eprop->sadb_x_prop_numecombs; ) {
2452                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2453                     "%s Extended combination #%u:\n"), prefix, ++i);
2454 
2455                 (void) fprintf(file, dgettext(TEXT_DOMAIN, "%s HARD: "),
2456                     prefix);
2457                 (void) fprintf(file, dgettext(TEXT_DOMAIN, "alloc=%u, "),
2458                     ecomb->sadb_x_ecomb_hard_allocations);
2459                 (void) fprintf(file, dgettext(TEXT_DOMAIN, "bytes=%" PRIu64
2460                     ", "), ecomb->sadb_x_ecomb_hard_bytes);
2461                 (void) fprintf(file, dgettext(TEXT_DOMAIN, "post-add secs=%"
2462                     PRIu64 ", "), ecomb->sadb_x_ecomb_hard_addtime);
2463                 (void) fprintf(file, dgettext(TEXT_DOMAIN, "post-use secs=%"
2464                     PRIu64 "\n"), ecomb->sadb_x_ecomb_hard_usetime);
2465 
2466                 (void) fprintf(file, dgettext(TEXT_DOMAIN, "%s SOFT: "),
2467                     prefix);
2468                 (void) fprintf(file, dgettext(TEXT_DOMAIN, "alloc=%u, "),
2469                     ecomb->sadb_x_ecomb_soft_allocations);
2470                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2471                     "bytes=%" PRIu64 ", "), ecomb->sadb_x_ecomb_soft_bytes);
2472                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2473                     "post-add secs=%" PRIu64 ", "),
2474                     ecomb->sadb_x_ecomb_soft_addtime);
2475                 (void) fprintf(file, dgettext(TEXT_DOMAIN, "post-use secs=%"
2476                     PRIu64 "\n"), ecomb->sadb_x_ecomb_soft_usetime);
2477 
2478                 sofar = (uint64_t *)(ecomb + 1);
2479                 algdesc = (struct sadb_x_algdesc *)sofar;
2480 
2481                 for (j = 0; j < ecomb->sadb_x_ecomb_numalgs; ) {
2482                         (void) fprintf(file, dgettext(TEXT_DOMAIN,
2483                             "%s Alg #%u "), prefix, ++j);
2484                         switch (algdesc->sadb_x_algdesc_satype) {
2485                         case SADB_SATYPE_ESP:
2486                                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2487                                     "for ESP "));
2488                                 break;
2489                         case SADB_SATYPE_AH:
2490                                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2491                                     "for AH "));
2492                                 break;
2493                         default:
2494                                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2495                                     "for satype=%d "),
2496                                     algdesc->sadb_x_algdesc_satype);
2497                         }
2498                         switch (algdesc->sadb_x_algdesc_algtype) {
2499                         case SADB_X_ALGTYPE_CRYPT:
2500                                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2501                                     "Encryption = "));
2502                                 (void) dump_ealg(algdesc->sadb_x_algdesc_alg,
2503                                     file);
2504                                 break;
2505                         case SADB_X_ALGTYPE_AUTH:
2506                                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2507                                     "Authentication = "));
2508                                 (void) dump_aalg(algdesc->sadb_x_algdesc_alg,
2509                                     file);
2510                                 break;
2511                         default:
2512                                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2513                                     "algtype(%d) = alg(%d)"),
2514                                     algdesc->sadb_x_algdesc_algtype,
2515                                     algdesc->sadb_x_algdesc_alg);
2516                                 break;
2517                         }
2518 
2519                         (void) fprintf(file, dgettext(TEXT_DOMAIN,
2520                             "  minbits=%u, maxbits=%u, saltbits=%u\n"),
2521                             algdesc->sadb_x_algdesc_minbits,
2522                             algdesc->sadb_x_algdesc_maxbits,
2523                             algdesc->sadb_x_algdesc_reserved);
2524 
2525                         sofar = (uint64_t *)(++algdesc);
2526                 }
2527                 ecomb = (struct sadb_x_ecomb *)sofar;
2528         }
2529 }
2530 
2531 /*
2532  * Print an SADB_EXT_SUPPORTED extension.
2533  */
2534 void
2535 print_supp(FILE *file, char *prefix, struct sadb_supported *supp)
2536 {
2537         struct sadb_alg *algs;
2538         int i, numalgs;
2539 
2540         (void) fprintf(file, dgettext(TEXT_DOMAIN, "%sSupported "), prefix);
2541         switch (supp->sadb_supported_exttype) {
2542         case SADB_EXT_SUPPORTED_AUTH:
2543                 (void) fprintf(file, dgettext(TEXT_DOMAIN, "authentication"));
2544                 break;
2545         case SADB_EXT_SUPPORTED_ENCRYPT:
2546                 (void) fprintf(file, dgettext(TEXT_DOMAIN, "encryption"));
2547                 break;
2548         }
2549         (void) fprintf(file, dgettext(TEXT_DOMAIN, " algorithms.\n"));
2550 
2551         algs = (struct sadb_alg *)(supp + 1);
2552         numalgs = supp->sadb_supported_len - SADB_8TO64(sizeof (*supp));
2553         numalgs /= SADB_8TO64(sizeof (*algs));
2554         for (i = 0; i < numalgs; i++) {
2555                 uint16_t exttype = supp->sadb_supported_exttype;
2556 
2557                 (void) fprintf(file, "%s", prefix);
2558                 switch (exttype) {
2559                 case SADB_EXT_SUPPORTED_AUTH:
2560                         (void) dump_aalg(algs[i].sadb_alg_id, file);
2561                         break;
2562                 case SADB_EXT_SUPPORTED_ENCRYPT:
2563                         (void) dump_ealg(algs[i].sadb_alg_id, file);
2564                         break;
2565                 }
2566                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2567                     " minbits=%u, maxbits=%u, ivlen=%u, saltbits=%u"),
2568                     algs[i].sadb_alg_minbits, algs[i].sadb_alg_maxbits,
2569                     algs[i].sadb_alg_ivlen, algs[i].sadb_x_alg_saltbits);
2570                 if (exttype == SADB_EXT_SUPPORTED_ENCRYPT)
2571                         (void) fprintf(file, dgettext(TEXT_DOMAIN,
2572                             ", increment=%u"), algs[i].sadb_x_alg_increment);
2573                 (void) fprintf(file, dgettext(TEXT_DOMAIN, ".\n"));
2574         }
2575 }
2576 
2577 /*
2578  * Print an SADB_EXT_SPIRANGE extension.
2579  */
2580 void
2581 print_spirange(FILE *file, char *prefix, struct sadb_spirange *range)
2582 {
2583         (void) fprintf(file, dgettext(TEXT_DOMAIN,
2584             "%sSPI Range, min=0x%x, max=0x%x\n"), prefix,
2585             htonl(range->sadb_spirange_min),
2586             htonl(range->sadb_spirange_max));
2587 }
2588 
2589 /*
2590  * Print an SADB_X_EXT_KM_COOKIE extension.
2591  */
2592 
2593 void
2594 print_kmc(FILE *file, char *prefix, struct sadb_x_kmc *kmc)
2595 {
2596         char *cookie_label;
2597 
2598         switch (kmc->sadb_x_kmc_proto) {
2599         case SADB_X_KMP_IKE:
2600                 cookie_label = kmc_lookup_by_cookie(kmc->sadb_x_kmc_cookie);
2601                 if (cookie_label == NULL)
2602                         cookie_label =
2603                             dgettext(TEXT_DOMAIN, "<Label not found.>");
2604                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2605                     "%sProtocol %u, cookie=\"%s\" (%u)\n"), prefix,
2606                     kmc->sadb_x_kmc_proto, cookie_label,
2607                     kmc->sadb_x_kmc_cookie);
2608                 return;
2609         case SADB_X_KMP_MANUAL:
2610                 cookie_label = dgettext(TEXT_DOMAIN, "Manual SA with cookie");
2611                 break;
2612         /* case SADB_X_KMP_IKEV2: */
2613         default:
2614                 cookie_label =
2615                     dgettext(TEXT_DOMAIN, "<unknown KM protocol>");
2616                 break;
2617         }
2618 
2619         /* XXX KEBE ASKS... htonll() on generic kmc_cookie? */
2620         (void) fprintf(file, dgettext(TEXT_DOMAIN,
2621             "%sProtocol %u, cookie=\"%s\" (0x%"PRIx64"/%"PRIu64")\n"),
2622             prefix, kmc->sadb_x_kmc_proto, cookie_label,
2623             kmc->sadb_x_kmc_cookie64, kmc->sadb_x_kmc_cookie64);
2624 }
2625 
2626 /*
2627  * Print an SADB_X_EXT_REPLAY_CTR extension.
2628  */
2629 
2630 void
2631 print_replay(FILE *file, char *prefix, sadb_x_replay_ctr_t *repl)
2632 {
2633         (void) fprintf(file, dgettext(TEXT_DOMAIN,
2634             "%sReplay Value "), prefix);
2635         if ((repl->sadb_x_rc_replay32 == 0) &&
2636             (repl->sadb_x_rc_replay64 == 0)) {
2637                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2638                     "<Value not found.>"));
2639         }
2640         /*
2641          * We currently do not support a 64-bit replay value.
2642          * RFC 4301 will require one, however, and we have a field
2643          * in place when 4301 is built.
2644          */
2645         (void) fprintf(file, "% " PRIu64 "\n",
2646             ((repl->sadb_x_rc_replay32 == 0) ?
2647             repl->sadb_x_rc_replay64 : repl->sadb_x_rc_replay32));
2648 }
2649 /*
2650  * Print an SADB_X_EXT_PAIR extension.
2651  */
2652 static void
2653 print_pair(FILE *file, char *prefix, struct sadb_x_pair *pair)
2654 {
2655         (void) fprintf(file, dgettext(TEXT_DOMAIN, "%sPaired with spi=0x%x\n"),
2656             prefix, ntohl(pair->sadb_x_pair_spi));
2657 }
2658 
2659 /*
2660  * Take a PF_KEY message pointed to buffer and print it.  Useful for DUMP
2661  * and GET.
2662  */
2663 void
2664 print_samsg(FILE *file, uint64_t *buffer, boolean_t want_timestamp,
2665     boolean_t vflag, boolean_t ignore_nss)
2666 {
2667         uint64_t *current;
2668         struct sadb_msg *samsg = (struct sadb_msg *)buffer;
2669         struct sadb_ext *ext;
2670         struct sadb_lifetime *currentlt = NULL, *hardlt = NULL, *softlt = NULL;
2671         struct sadb_lifetime *idlelt = NULL;
2672         int i;
2673         time_t wallclock;
2674 
2675         (void) time(&wallclock);
2676 
2677         print_sadb_msg(file, samsg, want_timestamp ? wallclock : 0, vflag);
2678         current = (uint64_t *)(samsg + 1);
2679         while (current - buffer < samsg->sadb_msg_len) {
2680                 int lenbytes;
2681 
2682                 ext = (struct sadb_ext *)current;
2683                 lenbytes = SADB_64TO8(ext->sadb_ext_len);
2684                 switch (ext->sadb_ext_type) {
2685                 case SADB_EXT_SA:
2686                         print_sa(file, dgettext(TEXT_DOMAIN,
2687                             "SA: "), (struct sadb_sa *)current);
2688                         break;
2689                 /*
2690                  * Pluck out lifetimes and print them at the end.  This is
2691                  * to show relative lifetimes.
2692                  */
2693                 case SADB_EXT_LIFETIME_CURRENT:
2694                         currentlt = (struct sadb_lifetime *)current;
2695                         break;
2696                 case SADB_EXT_LIFETIME_HARD:
2697                         hardlt = (struct sadb_lifetime *)current;
2698                         break;
2699                 case SADB_EXT_LIFETIME_SOFT:
2700                         softlt = (struct sadb_lifetime *)current;
2701                         break;
2702                 case SADB_X_EXT_LIFETIME_IDLE:
2703                         idlelt = (struct sadb_lifetime *)current;
2704                         break;
2705 
2706                 case SADB_EXT_ADDRESS_SRC:
2707                         print_address(file, dgettext(TEXT_DOMAIN, "SRC: "),
2708                             (struct sadb_address *)current, ignore_nss);
2709                         break;
2710                 case SADB_X_EXT_ADDRESS_INNER_SRC:
2711                         print_address(file, dgettext(TEXT_DOMAIN, "INS: "),
2712                             (struct sadb_address *)current, ignore_nss);
2713                         break;
2714                 case SADB_EXT_ADDRESS_DST:
2715                         print_address(file, dgettext(TEXT_DOMAIN, "DST: "),
2716                             (struct sadb_address *)current, ignore_nss);
2717                         break;
2718                 case SADB_X_EXT_ADDRESS_INNER_DST:
2719                         print_address(file, dgettext(TEXT_DOMAIN, "IND: "),
2720                             (struct sadb_address *)current, ignore_nss);
2721                         break;
2722                 case SADB_EXT_KEY_AUTH:
2723                         print_key(file, dgettext(TEXT_DOMAIN,
2724                             "AKY: "), (struct sadb_key *)current);
2725                         break;
2726                 case SADB_EXT_KEY_ENCRYPT:
2727                         print_key(file, dgettext(TEXT_DOMAIN,
2728                             "EKY: "), (struct sadb_key *)current);
2729                         break;
2730                 case SADB_EXT_IDENTITY_SRC:
2731                         print_ident(file, dgettext(TEXT_DOMAIN, "SID: "),
2732                             (struct sadb_ident *)current);
2733                         break;
2734                 case SADB_EXT_IDENTITY_DST:
2735                         print_ident(file, dgettext(TEXT_DOMAIN, "DID: "),
2736                             (struct sadb_ident *)current);
2737                         break;
2738                 case SADB_EXT_SENSITIVITY:
2739                         print_sens(file, dgettext(TEXT_DOMAIN, "SNS: "),
2740                             (struct sadb_sens *)current, ignore_nss);
2741                         break;
2742                 case SADB_EXT_PROPOSAL:
2743                         print_prop(file, dgettext(TEXT_DOMAIN, "PRP: "),
2744                             (struct sadb_prop *)current);
2745                         break;
2746                 case SADB_EXT_SUPPORTED_AUTH:
2747                         print_supp(file, dgettext(TEXT_DOMAIN, "SUA: "),
2748                             (struct sadb_supported *)current);
2749                         break;
2750                 case SADB_EXT_SUPPORTED_ENCRYPT:
2751                         print_supp(file, dgettext(TEXT_DOMAIN, "SUE: "),
2752                             (struct sadb_supported *)current);
2753                         break;
2754                 case SADB_EXT_SPIRANGE:
2755                         print_spirange(file, dgettext(TEXT_DOMAIN, "SPR: "),
2756                             (struct sadb_spirange *)current);
2757                         break;
2758                 case SADB_X_EXT_EPROP:
2759                         print_eprop(file, dgettext(TEXT_DOMAIN, "EPR: "),
2760                             (struct sadb_prop *)current);
2761                         break;
2762                 case SADB_X_EXT_KM_COOKIE:
2763                         print_kmc(file, dgettext(TEXT_DOMAIN, "KMC: "),
2764                             (struct sadb_x_kmc *)current);
2765                         break;
2766                 case SADB_X_EXT_ADDRESS_NATT_REM:
2767                         print_address(file, dgettext(TEXT_DOMAIN, "NRM: "),
2768                             (struct sadb_address *)current, ignore_nss);
2769                         break;
2770                 case SADB_X_EXT_ADDRESS_NATT_LOC:
2771                         print_address(file, dgettext(TEXT_DOMAIN, "NLC: "),
2772                             (struct sadb_address *)current, ignore_nss);
2773                         break;
2774                 case SADB_X_EXT_PAIR:
2775                         print_pair(file, dgettext(TEXT_DOMAIN, "OTH: "),
2776                             (struct sadb_x_pair *)current);
2777                         break;
2778                 case SADB_X_EXT_OUTER_SENS:
2779                         print_sens(file, dgettext(TEXT_DOMAIN, "OSN: "),
2780                             (struct sadb_sens *)current, ignore_nss);
2781                         break;
2782                 case SADB_X_EXT_REPLAY_VALUE:
2783                         (void) print_replay(file, dgettext(TEXT_DOMAIN,
2784                             "RPL: "), (sadb_x_replay_ctr_t *)current);
2785                         break;
2786                 default:
2787                         (void) fprintf(file, dgettext(TEXT_DOMAIN,
2788                             "UNK: Unknown ext. %d, len %d.\n"),
2789                             ext->sadb_ext_type, lenbytes);
2790                         for (i = 0; i < ext->sadb_ext_len; i++)
2791                                 (void) fprintf(file, dgettext(TEXT_DOMAIN,
2792                                     "UNK: 0x%" PRIx64 "\n"),
2793                                     ((uint64_t *)ext)[i]);
2794                         break;
2795                 }
2796                 current += (lenbytes == 0) ?
2797                     SADB_8TO64(sizeof (struct sadb_ext)) : ext->sadb_ext_len;
2798         }
2799         /*
2800          * Print lifetimes NOW.
2801          */
2802         if (currentlt != NULL || hardlt != NULL || softlt != NULL ||
2803             idlelt != NULL)
2804                 print_lifetimes(file, wallclock, currentlt, hardlt,
2805                     softlt, idlelt, vflag);
2806 
2807         if (current - buffer != samsg->sadb_msg_len) {
2808                 warnxfp(EFD(file), dgettext(TEXT_DOMAIN,
2809                     "WARNING: insufficient buffer space or corrupt message."));
2810         }
2811 
2812         (void) fflush(file);    /* Make sure our message is out there. */
2813 }
2814 
2815 /*
2816  * save_XXX functions are used when "saving" the SA tables to either a
2817  * file or standard output.  They use the dump_XXX functions where needed,
2818  * but mostly they use the rparseXXX functions.
2819  */
2820 
2821 /*
2822  * Print save information for a lifetime extension.
2823  *
2824  * NOTE : It saves the lifetime in absolute terms.  For example, if you
2825  * had a hard_usetime of 60 seconds, you'll save it as 60 seconds, even though
2826  * there may have been 59 seconds burned off the clock.
2827  */
2828 boolean_t
2829 save_lifetime(struct sadb_lifetime *lifetime, FILE *ofile)
2830 {
2831         char *prefix;
2832 
2833         switch (lifetime->sadb_lifetime_exttype) {
2834         case SADB_EXT_LIFETIME_HARD:
2835                 prefix = "hard";
2836                 break;
2837         case SADB_EXT_LIFETIME_SOFT:
2838                 prefix = "soft";
2839                 break;
2840         case SADB_X_EXT_LIFETIME_IDLE:
2841                 prefix = "idle";
2842                 break;
2843         }
2844 
2845         if (putc('\t', ofile) == EOF)
2846                 return (B_FALSE);
2847 
2848         if (lifetime->sadb_lifetime_allocations != 0 && fprintf(ofile,
2849             "%s_alloc %u ", prefix, lifetime->sadb_lifetime_allocations) < 0)
2850                 return (B_FALSE);
2851 
2852         if (lifetime->sadb_lifetime_bytes != 0 && fprintf(ofile,
2853             "%s_bytes %" PRIu64 " ", prefix, lifetime->sadb_lifetime_bytes) < 0)
2854                 return (B_FALSE);
2855 
2856         if (lifetime->sadb_lifetime_addtime != 0 && fprintf(ofile,
2857             "%s_addtime %" PRIu64 " ", prefix,
2858             lifetime->sadb_lifetime_addtime) < 0)
2859                 return (B_FALSE);
2860 
2861         if (lifetime->sadb_lifetime_usetime != 0 && fprintf(ofile,
2862             "%s_usetime %" PRIu64 " ", prefix,
2863             lifetime->sadb_lifetime_usetime) < 0)
2864                 return (B_FALSE);
2865 
2866         return (B_TRUE);
2867 }
2868 
2869 /*
2870  * Print save information for an address extension.
2871  */
2872 boolean_t
2873 save_address(struct sadb_address *addr, FILE *ofile)
2874 {
2875         char *printable_addr, buf[INET6_ADDRSTRLEN];
2876         const char *prefix, *pprefix;
2877         struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)(addr + 1);
2878         struct sockaddr_in *sin = (struct sockaddr_in *)sin6;
2879         int af = sin->sin_family;
2880 
2881         /*
2882          * Address-family reality check.
2883          */
2884         if (af != AF_INET6 && af != AF_INET)
2885                 return (B_FALSE);
2886 
2887         switch (addr->sadb_address_exttype) {
2888         case SADB_EXT_ADDRESS_SRC:
2889                 prefix = "src";
2890                 pprefix = "sport";
2891                 break;
2892         case SADB_X_EXT_ADDRESS_INNER_SRC:
2893                 prefix = "isrc";
2894                 pprefix = "isport";
2895                 break;
2896         case SADB_EXT_ADDRESS_DST:
2897                 prefix = "dst";
2898                 pprefix = "dport";
2899                 break;
2900         case SADB_X_EXT_ADDRESS_INNER_DST:
2901                 prefix = "idst";
2902                 pprefix = "idport";
2903                 break;
2904         case SADB_X_EXT_ADDRESS_NATT_LOC:
2905                 prefix = "nat_loc ";
2906                 pprefix = "nat_lport";
2907                 break;
2908         case SADB_X_EXT_ADDRESS_NATT_REM:
2909                 prefix = "nat_rem ";
2910                 pprefix = "nat_rport";
2911                 break;
2912         }
2913 
2914         if (fprintf(ofile, "    %s ", prefix) < 0)
2915                 return (B_FALSE);
2916 
2917         /*
2918          * Do not do address-to-name translation, given that we live in
2919          * an age of names that explode into many addresses.
2920          */
2921         printable_addr = (char *)inet_ntop(af,
2922             (af == AF_INET) ? (char *)&sin->sin_addr : (char *)&sin6->sin6_addr,
2923             buf, sizeof (buf));
2924         if (printable_addr == NULL)
2925                 printable_addr = "Invalid IP address.";
2926         if (fprintf(ofile, "%s", printable_addr) < 0)
2927                 return (B_FALSE);
2928         if (addr->sadb_address_prefixlen != 0 &&
2929             !((addr->sadb_address_prefixlen == 32 && af == AF_INET) ||
2930             (addr->sadb_address_prefixlen == 128 && af == AF_INET6))) {
2931                 if (fprintf(ofile, "/%d", addr->sadb_address_prefixlen) < 0)
2932                         return (B_FALSE);
2933         }
2934 
2935         /*
2936          * The port is in the same position for struct sockaddr_in and
2937          * struct sockaddr_in6.  We exploit that property here.
2938          */
2939         if ((pprefix != NULL) && (sin->sin_port != 0))
2940                 (void) fprintf(ofile, " %s %d", pprefix, ntohs(sin->sin_port));
2941 
2942         return (B_TRUE);
2943 }
2944 
2945 /*
2946  * Print save information for a key extension. Returns whether writing
2947  * to the specified output file was successful or not.
2948  */
2949 boolean_t
2950 save_key(struct sadb_key *key, FILE *ofile)
2951 {
2952         char *prefix;
2953 
2954         if (putc('\t', ofile) == EOF)
2955                 return (B_FALSE);
2956 
2957         prefix = (key->sadb_key_exttype == SADB_EXT_KEY_AUTH) ? "auth" : "encr";
2958 
2959         if (fprintf(ofile, "%skey ", prefix) < 0)
2960                 return (B_FALSE);
2961 
2962         if (dump_key((uint8_t *)(key + 1), key->sadb_key_bits,
2963             key->sadb_key_reserved, ofile, B_FALSE) == -1)
2964                 return (B_FALSE);
2965 
2966         return (B_TRUE);
2967 }
2968 
2969 /*
2970  * Print save information for an identity extension.
2971  */
2972 boolean_t
2973 save_ident(struct sadb_ident *ident, FILE *ofile)
2974 {
2975         char *prefix;
2976 
2977         if (putc('\t', ofile) == EOF)
2978                 return (B_FALSE);
2979 
2980         prefix = (ident->sadb_ident_exttype == SADB_EXT_IDENTITY_SRC) ? "src" :
2981             "dst";
2982 
2983         if (fprintf(ofile, "%sidtype %s ", prefix,
2984             rparseidtype(ident->sadb_ident_type)) < 0)
2985                 return (B_FALSE);
2986 
2987         if (ident->sadb_ident_type == SADB_X_IDENTTYPE_DN ||
2988             ident->sadb_ident_type == SADB_X_IDENTTYPE_GN) {
2989                 if (fprintf(ofile, dgettext(TEXT_DOMAIN,
2990                     "<can-not-print>")) < 0)
2991                         return (B_FALSE);
2992         } else {
2993                 if (fprintf(ofile, "%s", (char *)(ident + 1)) < 0)
2994                         return (B_FALSE);
2995         }
2996 
2997         return (B_TRUE);
2998 }
2999 
3000 boolean_t
3001 save_sens(struct sadb_sens *sens, FILE *ofile)
3002 {
3003         char *prefix;
3004         char *hlabel;
3005         bslabel_t sl;
3006 
3007         if (putc('\t', ofile) == EOF)
3008                 return (B_FALSE);
3009 
3010         if (sens->sadb_sens_exttype == SADB_EXT_SENSITIVITY)
3011                 prefix = "label";
3012         else if ((sens->sadb_x_sens_flags & SADB_X_SENS_IMPLICIT) == 0)
3013                 prefix = "outer-label";
3014         else
3015                 prefix = "implicit-label";
3016 
3017         ipsec_convert_sens_to_bslabel(sens, &sl);
3018         ipsec_convert_bslabel_to_hex(&sl, &hlabel);
3019 
3020         if (fprintf(ofile, "%s %s ", prefix, hlabel) < 0) {
3021                 free(hlabel);
3022                 return (B_FALSE);
3023         }
3024         free(hlabel);
3025 
3026         return (B_TRUE);
3027 }
3028 
3029 /*
3030  * "Save" a security association to an output file.
3031  *
3032  * NOTE the lack of calls to dgettext() because I'm outputting parseable stuff.
3033  * ALSO NOTE that if you change keywords (see parsecmd()), you'll have to
3034  * change them here as well.
3035  */
3036 void
3037 save_assoc(uint64_t *buffer, FILE *ofile)
3038 {
3039         int terrno;
3040         boolean_t seen_proto = B_FALSE, seen_iproto = B_FALSE;
3041         uint64_t *current;
3042         struct sadb_address *addr;
3043         struct sadb_x_replay_ctr *repl;
3044         struct sadb_msg *samsg = (struct sadb_msg *)buffer;
3045         struct sadb_ext *ext;
3046 
3047 #define tidyup() \
3048         terrno = errno; (void) fclose(ofile); errno = terrno; \
3049         interactive = B_FALSE
3050 
3051 #define savenl() if (fputs(" \\\n", ofile) == EOF) \
3052         { bail(dgettext(TEXT_DOMAIN, "savenl")); }
3053 
3054         if (fputs("# begin assoc\n", ofile) == EOF)
3055                 bail(dgettext(TEXT_DOMAIN,
3056                     "save_assoc: Opening comment of SA"));
3057         if (fprintf(ofile, "add %s ", rparsesatype(samsg->sadb_msg_satype)) < 0)
3058                 bail(dgettext(TEXT_DOMAIN, "save_assoc: First line of SA"));
3059         savenl();
3060 
3061         current = (uint64_t *)(samsg + 1);
3062         while (current - buffer < samsg->sadb_msg_len) {
3063                 struct sadb_sa *assoc;
3064 
3065                 ext = (struct sadb_ext *)current;
3066                 addr = (struct sadb_address *)ext;  /* Just in case... */
3067                 switch (ext->sadb_ext_type) {
3068                 case SADB_EXT_SA:
3069                         assoc = (struct sadb_sa *)ext;
3070                         if (assoc->sadb_sa_state != SADB_SASTATE_MATURE) {
3071                                 if (fprintf(ofile, "# WARNING: SA was dying "
3072                                     "or dead.\n") < 0) {
3073                                         tidyup();
3074                                         bail(dgettext(TEXT_DOMAIN,
3075                                             "save_assoc: fprintf not mature"));
3076                                 }
3077                         }
3078                         if (fprintf(ofile, "    spi 0x%x ",
3079                             ntohl(assoc->sadb_sa_spi)) < 0) {
3080                                 tidyup();
3081                                 bail(dgettext(TEXT_DOMAIN,
3082                                     "save_assoc: fprintf spi"));
3083                         }
3084                         if (assoc->sadb_sa_encrypt != SADB_EALG_NONE) {
3085                                 if (fprintf(ofile, "encr_alg %s ",
3086                                     rparsealg(assoc->sadb_sa_encrypt,
3087                                     IPSEC_PROTO_ESP)) < 0) {
3088                                         tidyup();
3089                                         bail(dgettext(TEXT_DOMAIN,
3090                                             "save_assoc: fprintf encrypt"));
3091                                 }
3092                         }
3093                         if (assoc->sadb_sa_auth != SADB_AALG_NONE) {
3094                                 if (fprintf(ofile, "auth_alg %s ",
3095                                     rparsealg(assoc->sadb_sa_auth,
3096                                     IPSEC_PROTO_AH)) < 0) {
3097                                         tidyup();
3098                                         bail(dgettext(TEXT_DOMAIN,
3099                                             "save_assoc: fprintf auth"));
3100                                 }
3101                         }
3102                         if (fprintf(ofile, "replay %d ",
3103                             assoc->sadb_sa_replay) < 0) {
3104                                 tidyup();
3105                                 bail(dgettext(TEXT_DOMAIN,
3106                                     "save_assoc: fprintf replay"));
3107                         }
3108                         if (assoc->sadb_sa_flags & (SADB_X_SAFLAGS_NATT_LOC |
3109                             SADB_X_SAFLAGS_NATT_REM)) {
3110                                 if (fprintf(ofile, "encap udp") < 0) {
3111                                         tidyup();
3112                                         bail(dgettext(TEXT_DOMAIN,
3113                                             "save_assoc: fprintf encap"));
3114                                 }
3115                         }
3116                         savenl();
3117                         break;
3118                 case SADB_EXT_LIFETIME_HARD:
3119                 case SADB_EXT_LIFETIME_SOFT:
3120                 case SADB_X_EXT_LIFETIME_IDLE:
3121                         if (!save_lifetime((struct sadb_lifetime *)ext,
3122                             ofile)) {
3123                                 tidyup();
3124                                 bail(dgettext(TEXT_DOMAIN, "save_lifetime"));
3125                         }
3126                         savenl();
3127                         break;
3128                 case SADB_X_EXT_ADDRESS_INNER_SRC:
3129                 case SADB_X_EXT_ADDRESS_INNER_DST:
3130                         if (!seen_iproto && addr->sadb_address_proto) {
3131                                 (void) fprintf(ofile, "    iproto %d",
3132                                     addr->sadb_address_proto);
3133                                 savenl();
3134                                 seen_iproto = B_TRUE;
3135                         }
3136                         goto skip_srcdst;  /* Hack to avoid cases below... */
3137                         /* FALLTHRU */
3138                 case SADB_EXT_ADDRESS_SRC:
3139                 case SADB_EXT_ADDRESS_DST:
3140                         if (!seen_proto && addr->sadb_address_proto) {
3141                                 (void) fprintf(ofile, "    proto %d",
3142                                     addr->sadb_address_proto);
3143                                 savenl();
3144                                 seen_proto = B_TRUE;
3145                         }
3146                         /* FALLTHRU */
3147                 case SADB_X_EXT_ADDRESS_NATT_REM:
3148                 case SADB_X_EXT_ADDRESS_NATT_LOC:
3149 skip_srcdst:
3150                         if (!save_address(addr, ofile)) {
3151                                 tidyup();
3152                                 bail(dgettext(TEXT_DOMAIN, "save_address"));
3153                         }
3154                         savenl();
3155                         break;
3156                 case SADB_EXT_KEY_AUTH:
3157                 case SADB_EXT_KEY_ENCRYPT:
3158                         if (!save_key((struct sadb_key *)ext, ofile)) {
3159                                 tidyup();
3160                                 bail(dgettext(TEXT_DOMAIN, "save_address"));
3161                         }
3162                         savenl();
3163                         break;
3164                 case SADB_EXT_IDENTITY_SRC:
3165                 case SADB_EXT_IDENTITY_DST:
3166                         if (!save_ident((struct sadb_ident *)ext, ofile)) {
3167                                 tidyup();
3168                                 bail(dgettext(TEXT_DOMAIN, "save_address"));
3169                         }
3170                         savenl();
3171                         break;
3172                 case SADB_X_EXT_REPLAY_VALUE:
3173                         repl = (sadb_x_replay_ctr_t *)ext;
3174                         if ((repl->sadb_x_rc_replay32 == 0) &&
3175                             (repl->sadb_x_rc_replay64 == 0)) {
3176                                 tidyup();
3177                                 bail(dgettext(TEXT_DOMAIN, "Replay Value"));
3178                         }
3179                         if (fprintf(ofile, "replay_value %" PRIu64 "",
3180                             (repl->sadb_x_rc_replay32 == 0 ?
3181                             repl->sadb_x_rc_replay64 :
3182                             repl->sadb_x_rc_replay32)) < 0) {
3183                                 tidyup();
3184                                 bail(dgettext(TEXT_DOMAIN,
3185                                     "save_assoc: fprintf replay value"));
3186                         }
3187                         savenl();
3188                         break;
3189                 case SADB_EXT_SENSITIVITY:
3190                 case SADB_X_EXT_OUTER_SENS:
3191                         if (!save_sens((struct sadb_sens *)ext, ofile)) {
3192                                 tidyup();
3193                                 bail(dgettext(TEXT_DOMAIN, "save_sens"));
3194                         }
3195                         savenl();
3196                         break;
3197                 default:
3198                         /* Skip over irrelevant extensions. */
3199                         break;
3200                 }
3201                 current += ext->sadb_ext_len;
3202         }
3203 
3204         if (fputs(dgettext(TEXT_DOMAIN, "\n# end assoc\n\n"), ofile) == EOF) {
3205                 tidyup();
3206                 bail(dgettext(TEXT_DOMAIN, "save_assoc: last fputs"));
3207         }
3208 }
3209 
3210 /*
3211  * Open the output file for the "save" command.
3212  */
3213 FILE *
3214 opensavefile(char *filename)
3215 {
3216         int fd;
3217         FILE *retval;
3218         struct stat buf;
3219 
3220         /*
3221          * If the user specifies "-" or doesn't give a filename, then
3222          * dump to stdout.  Make sure to document the dangers of files
3223          * that are NFS, directing your output to strange places, etc.
3224          */
3225         if (filename == NULL || strcmp("-", filename) == 0)
3226                 return (stdout);
3227 
3228         /*
3229          * open the file with the create bits set.  Since I check for
3230          * real UID == root in main(), I won't worry about the ownership
3231          * problem.
3232          */
3233         fd = open(filename, O_WRONLY | O_EXCL | O_CREAT | O_TRUNC, S_IRUSR);
3234         if (fd == -1) {
3235                 if (errno != EEXIST)
3236                         bail_msg("%s %s: %s", filename, dgettext(TEXT_DOMAIN,
3237                             "open error"),
3238                             strerror(errno));
3239                 fd = open(filename, O_WRONLY | O_TRUNC, 0);
3240                 if (fd == -1)
3241                         bail_msg("%s %s: %s", filename, dgettext(TEXT_DOMAIN,
3242                             "open error"), strerror(errno));
3243                 if (fstat(fd, &buf) == -1) {
3244                         (void) close(fd);
3245                         bail_msg("%s fstat: %s", filename, strerror(errno));
3246                 }
3247                 if (S_ISREG(buf.st_mode) &&
3248                     ((buf.st_mode & S_IAMB) != S_IRUSR)) {
3249                         warnx(dgettext(TEXT_DOMAIN,
3250                             "WARNING: Save file already exists with "
3251                             "permission %o."), buf.st_mode & S_IAMB);
3252                         warnx(dgettext(TEXT_DOMAIN,
3253                             "Normal users may be able to read IPsec "
3254                             "keying material."));
3255                 }
3256         }
3257 
3258         /* Okay, we have an FD.  Assign it to a stdio FILE pointer. */
3259         retval = fdopen(fd, "w");
3260         if (retval == NULL) {
3261                 (void) close(fd);
3262                 bail_msg("%s %s: %s", filename, dgettext(TEXT_DOMAIN,
3263                     "fdopen error"), strerror(errno));
3264         }
3265         return (retval);
3266 }
3267 
3268 const char *
3269 do_inet_ntop(const void *addr, char *cp, size_t size)
3270 {
3271         boolean_t isv4;
3272         struct in6_addr *inaddr6 = (struct in6_addr *)addr;
3273         struct in_addr inaddr;
3274 
3275         if ((isv4 = IN6_IS_ADDR_V4MAPPED(inaddr6)) == B_TRUE) {
3276                 IN6_V4MAPPED_TO_INADDR(inaddr6, &inaddr);
3277         }
3278 
3279         return (inet_ntop(isv4 ? AF_INET : AF_INET6,
3280             isv4 ? (void *)&inaddr : inaddr6, cp, size));
3281 }
3282 
3283 char numprint[NBUF_SIZE];
3284 
3285 /*
3286  * Parse and reverse parse a specific SA type (AH, ESP, etc.).
3287  */
3288 static struct typetable {
3289         char *type;
3290         int token;
3291 } type_table[] = {
3292         {"all", SADB_SATYPE_UNSPEC},
3293         {"ah",  SADB_SATYPE_AH},
3294         {"esp", SADB_SATYPE_ESP},
3295         /* PF_KEY NOTE:  More to come if net/pfkeyv2.h gets updated. */
3296         {NULL, 0}       /* Token value is irrelevant for this entry. */
3297 };
3298 
3299 char *
3300 rparsesatype(int type)
3301 {
3302         struct typetable *tt = type_table;
3303 
3304         while (tt->type != NULL && type != tt->token)
3305                 tt++;
3306 
3307         if (tt->type == NULL) {
3308                 (void) snprintf(numprint, NBUF_SIZE, "%d", type);
3309         } else {
3310                 return (tt->type);
3311         }
3312 
3313         return (numprint);
3314 }
3315 
3316 
3317 /*
3318  * Return a string containing the name of the specified numerical algorithm
3319  * identifier.
3320  */
3321 char *
3322 rparsealg(uint8_t alg, int proto_num)
3323 {
3324         static struct ipsecalgent *holder = NULL; /* we're single-threaded */
3325 
3326         if (holder != NULL)
3327                 freeipsecalgent(holder);
3328 
3329         holder = getipsecalgbynum(alg, proto_num, NULL);
3330         if (holder == NULL) {
3331                 (void) snprintf(numprint, NBUF_SIZE, "%d", alg);
3332                 return (numprint);
3333         }
3334 
3335         return (*(holder->a_names));
3336 }
3337 
3338 /*
3339  * Parse and reverse parse out a source/destination ID type.
3340  */
3341 static struct idtypes {
3342         char *idtype;
3343         uint8_t retval;
3344 } idtypes[] = {
3345         {"prefix",      SADB_IDENTTYPE_PREFIX},
3346         {"fqdn",        SADB_IDENTTYPE_FQDN},
3347         {"domain",      SADB_IDENTTYPE_FQDN},
3348         {"domainname",  SADB_IDENTTYPE_FQDN},
3349         {"user_fqdn",   SADB_IDENTTYPE_USER_FQDN},
3350         {"mailbox",     SADB_IDENTTYPE_USER_FQDN},
3351         {"der_dn",      SADB_X_IDENTTYPE_DN},
3352         {"der_gn",      SADB_X_IDENTTYPE_GN},
3353         {NULL,          0}
3354 };
3355 
3356 char *
3357 rparseidtype(uint16_t type)
3358 {
3359         struct idtypes *idp;
3360 
3361         for (idp = idtypes; idp->idtype != NULL; idp++) {
3362                 if (type == idp->retval)
3363                         return (idp->idtype);
3364         }
3365 
3366         (void) snprintf(numprint, NBUF_SIZE, "%d", type);
3367         return (numprint);
3368 }
3369 
3370 /*
3371  * This is a general purpose exit function, calling functions can specify an
3372  * error type. If the command calling this function was started by smf(5) the
3373  * error type could be used as a hint to the restarter. In the future this
3374  * function could be used to do something more intelligent with a process that
3375  * encounters an error. If exit() is called with an error code other than those
3376  * defined by smf(5), the program will just get restarted. Unless restarting
3377  * is likely to resolve the error condition, its probably sensible to just
3378  * log the error and keep running.
3379  *
3380  * The SERVICE_* exit_types mean nothing if the command was run from the
3381  * command line, just exit(). There are two special cases:
3382  *
3383  * SERVICE_DEGRADE - Not implemented in smf(5), one day it could hint that
3384  *                   the service is not running as well is it could. For
3385  *                   now, don't do anything, just record the error.
3386  * DEBUG_FATAL - Something happened, if the command was being run in debug
3387  *               mode, exit() as you really want to know something happened,
3388  *               otherwise just keep running. This is ignored when running
3389  *               under smf(5).
3390  *
3391  * The function will handle an optional variable args error message, this
3392  * will be written to the error stream, typically a log file or stderr.
3393  */
3394 void
3395 ipsecutil_exit(exit_type_t type, char *fmri, FILE *fp, const char *fmt, ...)
3396 {
3397         int exit_status;
3398         va_list args;
3399 
3400         if (fp == NULL)
3401                 fp = stderr;
3402         if (fmt != NULL) {
3403                 va_start(args, fmt);
3404                 vwarnxfp(fp, fmt, args);
3405                 va_end(args);
3406         }
3407 
3408         if (fmri == NULL) {
3409                 /* Command being run directly from a shell. */
3410                 switch (type) {
3411                 case SERVICE_EXIT_OK:
3412                         exit_status = 0;
3413                         break;
3414                 case SERVICE_DEGRADE:
3415                         return;
3416                 case SERVICE_BADPERM:
3417                 case SERVICE_BADCONF:
3418                 case SERVICE_MAINTAIN:
3419                 case SERVICE_DISABLE:
3420                 case SERVICE_FATAL:
3421                 case SERVICE_RESTART:
3422                 case DEBUG_FATAL:
3423                         warnxfp(fp, "Fatal error - exiting.");
3424                         exit_status = 1;
3425                         break;
3426                 }
3427         } else {
3428                 /* Command being run as a smf(5) method. */
3429                 switch (type) {
3430                 case SERVICE_EXIT_OK:
3431                         exit_status = SMF_EXIT_OK;
3432                         break;
3433                 case SERVICE_DEGRADE: /* Not implemented yet. */
3434                 case DEBUG_FATAL:
3435                         /* Keep running, don't exit(). */
3436                         return;
3437                 case SERVICE_BADPERM:
3438                         warnxfp(fp, dgettext(TEXT_DOMAIN,
3439                             "Permission error with %s."), fmri);
3440                         exit_status = SMF_EXIT_ERR_PERM;
3441                         break;
3442                 case SERVICE_BADCONF:
3443                         warnxfp(fp, dgettext(TEXT_DOMAIN,
3444                             "Bad configuration of service %s."), fmri);
3445                         exit_status = SMF_EXIT_ERR_FATAL;
3446                         break;
3447                 case SERVICE_MAINTAIN:
3448                         warnxfp(fp, dgettext(TEXT_DOMAIN,
3449                             "Service %s needs maintenance."), fmri);
3450                         exit_status = SMF_EXIT_ERR_FATAL;
3451                         break;
3452                 case SERVICE_DISABLE:
3453                         exit_status = SMF_EXIT_ERR_FATAL;
3454                         break;
3455                 case SERVICE_FATAL:
3456                         warnxfp(fp, dgettext(TEXT_DOMAIN,
3457                             "Service %s fatal error."), fmri);
3458                         exit_status = SMF_EXIT_ERR_FATAL;
3459                         break;
3460                 case SERVICE_RESTART:
3461                         exit_status = 1;
3462                         break;
3463                 }
3464         }
3465         (void) fflush(fp);
3466         (void) fclose(fp);
3467         exit(exit_status);
3468 }