1 /* $NetBSD: pfkey_dump.c,v 1.24 2018/05/28 20:45:38 maxv Exp $ */ 2 3 /* $KAME: pfkey_dump.c,v 1.45 2003/09/08 10:14:56 itojun Exp $ */ 4 5 /* 6 * Copyright (C) 1995, 1996, 1997, 1998, and 1999 WIDE Project. 7 * All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. Neither the name of the project nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34 #ifdef HAVE_CONFIG_H 35 #include "config.h" 36 #endif 37 38 #include <sys/types.h> 39 #include <sys/param.h> 40 #include <sys/socket.h> 41 #include PATH_IPSEC_H 42 #include <net/pfkeyv2.h> 43 44 #include <netinet/in.h> 45 #include <arpa/inet.h> 46 47 #include <stdlib.h> 48 #include <unistd.h> 49 #include <stdio.h> 50 #include <string.h> 51 #include <time.h> 52 #include <netdb.h> 53 54 #include "ipsec_strerror.h" 55 #include "libpfkey.h" 56 57 /* cope with old kame headers - ugly */ 58 #ifndef SADB_X_AALG_MD5 59 #define SADB_X_AALG_MD5 SADB_AALG_MD5 60 #endif 61 #ifndef SADB_X_AALG_SHA 62 #define SADB_X_AALG_SHA SADB_AALG_SHA 63 #endif 64 #ifndef SADB_X_AALG_NULL 65 #define SADB_X_AALG_NULL SADB_AALG_NULL 66 #endif 67 68 #ifndef SADB_X_EALG_BLOWFISHCBC 69 #define SADB_X_EALG_BLOWFISHCBC SADB_EALG_BLOWFISHCBC 70 #endif 71 #ifndef SADB_X_EALG_CAST128CBC 72 #define SADB_X_EALG_CAST128CBC SADB_EALG_CAST128CBC 73 #endif 74 #ifndef SADB_X_EALG_RC5CBC 75 #ifdef SADB_EALG_RC5CBC 76 #define SADB_X_EALG_RC5CBC SADB_EALG_RC5CBC 77 #endif 78 #endif 79 #if defined(SADB_X_EALG_AES) && ! defined(SADB_X_EALG_AESCBC) 80 #define SADB_X_EALG_AESCBC SADB_X_EALG_AES 81 #endif 82 83 #define GETMSGSTR(str, num) \ 84 do { \ 85 /*CONSTCOND*/ \ 86 if (sizeof((str)[0]) == 0 \ 87 || num >= sizeof(str)/sizeof((str)[0])) \ 88 printf("%u ", (num)); \ 89 else if (strlen((str)[(num)]) == 0) \ 90 printf("%u ", (num)); \ 91 else \ 92 printf("%s ", (str)[(num)]); \ 93 } while (/*CONSTCOND*/0) 94 95 #define GETMSGV2S(v2s, num) \ 96 do { \ 97 struct val2str *p; \ 98 for (p = (v2s); p && p->str; p++) { \ 99 if (p->val == (num)) \ 100 break; \ 101 } \ 102 if (p && p->str) \ 103 printf("%s ", p->str); \ 104 else \ 105 printf("%u ", (num)); \ 106 } while (/*CONSTCOND*/0) 107 108 static const char *str_ipaddr(struct sockaddr *); 109 static const char *str_ipport(struct sockaddr *); 110 static const char *str_prefport(u_int, u_int, u_int, u_int); 111 static void str_upperspec(u_int, u_int, u_int); 112 static char *str_time(time_t); 113 static void str_lifetime_byte(struct sadb_lifetime *, const char *); 114 static void pfkey_sadump1(struct sadb_msg *, int); 115 static void pfkey_spdump1(struct sadb_msg *, int); 116 117 struct val2str { 118 int val; 119 const char *str; 120 }; 121 122 /* 123 * Must to be re-written about following strings. 124 */ 125 static const char *str_satype[] = { 126 "unspec", 127 "unknown", 128 "ah", 129 "esp", 130 "unknown", 131 "rsvp", 132 "ospfv2", 133 "ripv2", 134 "mip", 135 "ipcomp", 136 "policy", 137 "tcp", 138 }; 139 140 static const char *str_mode[] = { 141 "any", 142 "transport", 143 "tunnel", 144 }; 145 146 static const char *str_state[] = { 147 "larval", 148 "mature", 149 "dying", 150 "dead", 151 }; 152 153 static struct val2str str_alg_auth[] = { 154 { SADB_AALG_NONE, "none", }, 155 { SADB_AALG_MD5HMAC, "hmac-md5", }, 156 { SADB_AALG_SHA1HMAC, "hmac-sha1", }, 157 { SADB_X_AALG_MD5, "md5", }, 158 { SADB_X_AALG_SHA, "sha", }, 159 { SADB_X_AALG_NULL, "null", }, 160 #ifdef SADB_X_AALG_TCP_MD5 161 { SADB_X_AALG_TCP_MD5, "tcp-md5", }, 162 #endif 163 #ifdef SADB_X_AALG_SHA2_256 164 { SADB_X_AALG_SHA2_256, "hmac-sha256", }, 165 #endif 166 #ifdef SADB_X_AALG_SHA2_384 167 { SADB_X_AALG_SHA2_384, "hmac-sha384", }, 168 #endif 169 #ifdef SADB_X_AALG_SHA2_512 170 { SADB_X_AALG_SHA2_512, "hmac-sha512", }, 171 #endif 172 #ifdef SADB_X_AALG_RIPEMD160HMAC 173 { SADB_X_AALG_RIPEMD160HMAC, "hmac-ripemd160", }, 174 #endif 175 #ifdef SADB_X_AALG_AES_XCBC_MAC 176 { SADB_X_AALG_AES_XCBC_MAC, "aes-xcbc-mac", }, 177 #endif 178 { -1, NULL, }, 179 }; 180 181 static struct val2str str_alg_enc[] = { 182 { SADB_EALG_NONE, "none", }, 183 { SADB_EALG_DESCBC, "des-cbc", }, 184 { SADB_EALG_3DESCBC, "3des-cbc", }, 185 { SADB_EALG_NULL, "null", }, 186 #ifdef SADB_X_EALG_RC5CBC 187 { SADB_X_EALG_RC5CBC, "rc5-cbc", }, 188 #endif 189 { SADB_X_EALG_CAST128CBC, "cast128-cbc", }, 190 { SADB_X_EALG_BLOWFISHCBC, "blowfish-cbc", }, 191 #ifdef SADB_X_EALG_AESCBC 192 { SADB_X_EALG_AESCBC, "aes-cbc", }, 193 #endif 194 #ifdef SADB_X_EALG_TWOFISHCBC 195 { SADB_X_EALG_TWOFISHCBC, "twofish-cbc", }, 196 #endif 197 #ifdef SADB_X_EALG_AESCTR 198 { SADB_X_EALG_AESCTR, "aes-ctr", }, 199 #endif 200 #ifdef SADB_X_EALG_AESGCM16 201 { SADB_X_EALG_AESGCM16, "aes-gcm-16", }, 202 #endif 203 #ifdef SADB_X_EALG_AESGMAC 204 { SADB_X_EALG_AESGMAC, "aes-gmac", }, 205 #endif 206 #ifdef SADB_X_EALG_CAMELLIACBC 207 { SADB_X_EALG_CAMELLIACBC, "camellia-cbc", }, 208 #endif 209 { -1, NULL, }, 210 }; 211 212 static struct val2str str_alg_comp[] = { 213 { SADB_X_CALG_NONE, "none", }, 214 { SADB_X_CALG_OUI, "oui", }, 215 { SADB_X_CALG_DEFLATE, "deflate", }, 216 { SADB_X_CALG_LZS, "lzs", }, 217 { -1, NULL, }, 218 }; 219 220 /* 221 * dump SADB_MSG formated. For debugging, you should use kdebug_sadb(). 222 */ 223 224 void 225 pfkey_sadump(struct sadb_msg *m) 226 { 227 pfkey_sadump1(m, 0); 228 } 229 230 void 231 pfkey_sadump_withports(struct sadb_msg *m) 232 { 233 pfkey_sadump1(m, 1); 234 } 235 236 void 237 pfkey_sadump1(struct sadb_msg *m, int withports) 238 { 239 caddr_t mhp[SADB_EXT_MAX + 1]; 240 struct sadb_sa *m_sa; 241 struct sadb_x_sa2 *m_sa2; 242 struct sadb_lifetime *m_lftc, *m_lfth, *m_lfts; 243 struct sadb_address *m_saddr, *m_daddr; 244 #ifdef notdef 245 struct sadb_address *m_paddr; 246 #endif 247 struct sadb_key *m_auth, *m_enc; 248 #ifdef notdef 249 struct sadb_ident *m_sid, *m_did; 250 struct sadb_sens *m_sens; 251 #endif 252 #ifdef SADB_X_EXT_SEC_CTX 253 struct sadb_x_sec_ctx *m_sec_ctx; 254 #endif 255 #ifdef SADB_X_EXT_NAT_T_TYPE 256 struct sadb_x_nat_t_type *natt_type; 257 struct sadb_x_nat_t_port *natt_sport, *natt_dport; 258 struct sadb_address *natt_oa; 259 #ifdef SADB_X_EXT_NAT_T_FRAG 260 struct sadb_x_nat_t_frag *esp_frag; 261 #endif 262 263 int use_natt = 0; 264 #endif 265 struct sockaddr *sa; 266 267 /* check pfkey message. */ 268 if (pfkey_align(m, mhp)) { 269 printf("%s\n", ipsec_strerror()); 270 return; 271 } 272 if (pfkey_check(mhp)) { 273 printf("%s\n", ipsec_strerror()); 274 return; 275 } 276 277 m_sa = (void *)mhp[SADB_EXT_SA]; 278 m_sa2 = (void *)mhp[SADB_X_EXT_SA2]; 279 m_lftc = (void *)mhp[SADB_EXT_LIFETIME_CURRENT]; 280 m_lfth = (void *)mhp[SADB_EXT_LIFETIME_HARD]; 281 m_lfts = (void *)mhp[SADB_EXT_LIFETIME_SOFT]; 282 m_saddr = (void *)mhp[SADB_EXT_ADDRESS_SRC]; 283 m_daddr = (void *)mhp[SADB_EXT_ADDRESS_DST]; 284 #ifdef notdef 285 m_paddr = (void *)mhp[SADB_EXT_ADDRESS_PROXY]; 286 #endif 287 m_auth = (void *)mhp[SADB_EXT_KEY_AUTH]; 288 m_enc = (void *)mhp[SADB_EXT_KEY_ENCRYPT]; 289 #ifdef notdef 290 m_sid = (void *)mhp[SADB_EXT_IDENTITY_SRC]; 291 m_did = (void *)mhp[SADB_EXT_IDENTITY_DST]; 292 m_sens = (void *)mhp[SADB_EXT_SENSITIVITY]; 293 #endif 294 #ifdef SADB_X_EXT_SEC_CTX 295 m_sec_ctx = (struct sadb_x_sec_ctx *)mhp[SADB_X_EXT_SEC_CTX]; 296 #endif 297 #ifdef SADB_X_EXT_NAT_T_TYPE 298 natt_type = (void *)mhp[SADB_X_EXT_NAT_T_TYPE]; 299 natt_sport = (void *)mhp[SADB_X_EXT_NAT_T_SPORT]; 300 natt_dport = (void *)mhp[SADB_X_EXT_NAT_T_DPORT]; 301 natt_oa = (void *)mhp[SADB_X_EXT_NAT_T_OA]; 302 #ifdef SADB_X_EXT_NAT_T_FRAG 303 esp_frag = (void *)mhp[SADB_X_EXT_NAT_T_FRAG]; 304 #endif 305 306 if (natt_type && natt_type->sadb_x_nat_t_type_type) 307 use_natt = 1; 308 #endif 309 /* source address */ 310 if (m_saddr == NULL) { 311 printf("no ADDRESS_SRC extension.\n"); 312 return; 313 } 314 sa = (void *)(m_saddr + 1); 315 if (withports) 316 printf("%s[%s]", str_ipaddr(sa), str_ipport(sa)); 317 else 318 printf("%s", str_ipaddr(sa)); 319 #ifdef SADB_X_EXT_NAT_T_TYPE 320 if (use_natt && natt_sport) 321 printf("[%u]", ntohs(natt_sport->sadb_x_nat_t_port_port)); 322 #endif 323 printf(" "); 324 325 /* destination address */ 326 if (m_daddr == NULL) { 327 printf(" no ADDRESS_DST extension.\n"); 328 return; 329 } 330 sa = (void *)(m_daddr + 1); 331 if (withports) 332 printf("%s[%s]", str_ipaddr(sa), str_ipport(sa)); 333 else 334 printf("%s", str_ipaddr(sa)); 335 #ifdef SADB_X_EXT_NAT_T_TYPE 336 if (use_natt && natt_dport) 337 printf("[%u]", ntohs(natt_dport->sadb_x_nat_t_port_port)); 338 #endif 339 printf(" "); 340 341 /* SA type */ 342 if (m_sa == NULL) { 343 printf("no SA extension.\n"); 344 return; 345 } 346 if (m_sa2 == NULL) { 347 printf("no SA2 extension.\n"); 348 return; 349 } 350 printf("\n\t"); 351 352 #ifdef SADB_X_EXT_NAT_T_TYPE 353 if (use_natt && m->sadb_msg_satype == SADB_SATYPE_ESP) 354 printf("esp-udp "); 355 else if (use_natt) 356 printf("natt+"); 357 358 if (!use_natt || m->sadb_msg_satype != SADB_SATYPE_ESP) 359 #endif 360 GETMSGSTR(str_satype, m->sadb_msg_satype); 361 362 printf("mode="); 363 GETMSGSTR(str_mode, m_sa2->sadb_x_sa2_mode); 364 365 printf("spi=%u(0x%08x) reqid=%u(0x%08x)\n", 366 (u_int32_t)ntohl(m_sa->sadb_sa_spi), 367 (u_int32_t)ntohl(m_sa->sadb_sa_spi), 368 (u_int32_t)m_sa2->sadb_x_sa2_reqid, 369 (u_int32_t)m_sa2->sadb_x_sa2_reqid); 370 371 #ifdef SADB_X_EXT_NAT_T_TYPE 372 /* other NAT-T information */ 373 if (use_natt && natt_oa) 374 printf("\tNAT OA=%s\n", 375 str_ipaddr((void *)(natt_oa + 1))); 376 377 #ifdef SADB_X_EXT_NAT_T_FRAG 378 if (use_natt && esp_frag && esp_frag->sadb_x_nat_t_frag_fraglen != 0) 379 printf("\tNAT-T esp_frag=%u\n", esp_frag->sadb_x_nat_t_frag_fraglen); 380 #endif 381 #endif 382 383 /* encryption key */ 384 if (m->sadb_msg_satype == SADB_X_SATYPE_IPCOMP) { 385 printf("\tC: "); 386 GETMSGV2S(str_alg_comp, m_sa->sadb_sa_encrypt); 387 } else if (m->sadb_msg_satype == SADB_SATYPE_ESP) { 388 if (m_enc != NULL) { 389 printf("\tE: "); 390 GETMSGV2S(str_alg_enc, m_sa->sadb_sa_encrypt); 391 ipsec_hexdump((caddr_t)(void *)m_enc + sizeof(*m_enc), 392 m_enc->sadb_key_bits / 8); 393 printf("\n"); 394 } 395 } 396 397 /* authentication key */ 398 if (m_auth != NULL) { 399 printf("\tA: "); 400 GETMSGV2S(str_alg_auth, m_sa->sadb_sa_auth); 401 ipsec_hexdump((caddr_t)(void *)m_auth + sizeof(*m_auth), 402 m_auth->sadb_key_bits / 8); 403 printf("\n"); 404 } 405 406 /* replay windoe size & flags */ 407 printf("\tseq=0x%08x replay=%u flags=0x%08x ", 408 m_sa2->sadb_x_sa2_sequence, 409 m_sa->sadb_sa_replay, 410 m_sa->sadb_sa_flags); 411 412 /* state */ 413 printf("state="); 414 GETMSGSTR(str_state, m_sa->sadb_sa_state); 415 printf("\n"); 416 417 /* lifetime */ 418 if (m_lftc != NULL) { 419 time_t tmp_time = time(0); 420 421 printf("\tcreated: %s", 422 str_time((long)m_lftc->sadb_lifetime_addtime)); 423 printf("\tcurrent: %s\n", str_time(tmp_time)); 424 printf("\tdiff: %lu(s)", 425 (u_long)(m_lftc->sadb_lifetime_addtime == 0 ? 426 0 : (tmp_time - m_lftc->sadb_lifetime_addtime))); 427 428 printf("\thard: %lu(s)", 429 (u_long)(m_lfth == NULL ? 430 0 : m_lfth->sadb_lifetime_addtime)); 431 printf("\tsoft: %lu(s)\n", 432 (u_long)(m_lfts == NULL ? 433 0 : m_lfts->sadb_lifetime_addtime)); 434 435 printf("\tlast: %s", 436 str_time((long)m_lftc->sadb_lifetime_usetime)); 437 printf("\thard: %lu(s)", 438 (u_long)(m_lfth == NULL ? 439 0 : m_lfth->sadb_lifetime_usetime)); 440 printf("\tsoft: %lu(s)\n", 441 (u_long)(m_lfts == NULL ? 442 0 : m_lfts->sadb_lifetime_usetime)); 443 444 str_lifetime_byte(m_lftc, "current"); 445 str_lifetime_byte(m_lfth, "hard"); 446 str_lifetime_byte(m_lfts, "soft"); 447 printf("\n"); 448 449 printf("\tallocated: %lu", 450 (unsigned long)m_lftc->sadb_lifetime_allocations); 451 printf("\thard: %lu", 452 (u_long)(m_lfth == NULL ? 453 0 : m_lfth->sadb_lifetime_allocations)); 454 printf("\tsoft: %lu\n", 455 (u_long)(m_lfts == NULL ? 456 0 : m_lfts->sadb_lifetime_allocations)); 457 } 458 459 #ifdef SADB_X_EXT_SEC_CTX 460 if (m_sec_ctx != NULL) { 461 printf("\tsecurity context doi: %u\n", 462 m_sec_ctx->sadb_x_ctx_doi); 463 printf("\tsecurity context algorithm: %u\n", 464 m_sec_ctx->sadb_x_ctx_alg); 465 printf("\tsecurity context length: %u\n", 466 m_sec_ctx->sadb_x_ctx_len); 467 printf("\tsecurity context: %s\n", 468 (char *)m_sec_ctx + sizeof(struct sadb_x_sec_ctx)); 469 } 470 #endif 471 472 printf("\tsadb_seq=%lu pid=%lu ", 473 (u_long)m->sadb_msg_seq, 474 (u_long)m->sadb_msg_pid); 475 476 /* XXX DEBUG */ 477 printf("refcnt=%u\n", m->sadb_msg_reserved); 478 479 return; 480 } 481 482 void 483 pfkey_spdump(struct sadb_msg *m) 484 { 485 pfkey_spdump1(m, 0); 486 } 487 488 void 489 pfkey_spdump_withports(struct sadb_msg *m) 490 { 491 pfkey_spdump1(m, 1); 492 } 493 494 static void 495 pfkey_spdump1(struct sadb_msg *m, int withports) 496 { 497 char pbuf[NI_MAXSERV]; 498 caddr_t mhp[SADB_EXT_MAX + 1]; 499 struct sadb_address *m_saddr, *m_daddr; 500 #ifdef SADB_X_EXT_TAG 501 struct sadb_x_tag *m_tag; 502 #endif 503 struct sadb_x_policy *m_xpl; 504 struct sadb_lifetime *m_lftc = NULL, *m_lfth = NULL; 505 #ifdef SADB_X_EXT_SEC_CTX 506 struct sadb_x_sec_ctx *m_sec_ctx; 507 #endif 508 struct sockaddr *sa; 509 u_int16_t sport = 0, dport = 0; 510 511 /* check pfkey message. */ 512 if (pfkey_align(m, mhp)) { 513 printf("%s\n", ipsec_strerror()); 514 return; 515 } 516 if (pfkey_check(mhp)) { 517 printf("%s\n", ipsec_strerror()); 518 return; 519 } 520 521 m_saddr = (void *)mhp[SADB_EXT_ADDRESS_SRC]; 522 m_daddr = (void *)mhp[SADB_EXT_ADDRESS_DST]; 523 #ifdef SADB_X_EXT_TAG 524 m_tag = (void *)mhp[SADB_X_EXT_TAG]; 525 #endif 526 m_xpl = (void *)mhp[SADB_X_EXT_POLICY]; 527 m_lftc = (void *)mhp[SADB_EXT_LIFETIME_CURRENT]; 528 m_lfth = (void *)mhp[SADB_EXT_LIFETIME_HARD]; 529 530 #ifdef SADB_X_EXT_SEC_CTX 531 m_sec_ctx = (struct sadb_x_sec_ctx *)mhp[SADB_X_EXT_SEC_CTX]; 532 #endif 533 #ifdef __linux__ 534 /* *bsd indicates per-socket policies by omiting src and dst 535 * extensions. Linux always includes them, but we can catch it 536 * by checkin for policy id. 537 */ 538 if (m_xpl->sadb_x_policy_id % 8 >= 3) { 539 printf("(per-socket policy) "); 540 } else 541 #endif 542 if (m_saddr && m_daddr) { 543 /* source address */ 544 sa = (void *)(m_saddr + 1); 545 switch (sa->sa_family) { 546 case AF_INET: 547 case AF_INET6: 548 if (getnameinfo(sa, (socklen_t)sysdep_sa_len(sa), NULL, 549 0, pbuf, sizeof(pbuf), NI_NUMERICSERV) != 0) 550 sport = 0; /*XXX*/ 551 else 552 sport = atoi(pbuf); 553 printf("%s%s ", str_ipaddr(sa), 554 str_prefport((u_int)sa->sa_family, 555 (u_int)m_saddr->sadb_address_prefixlen, 556 (u_int)sport, 557 (u_int)m_saddr->sadb_address_proto)); 558 break; 559 default: 560 printf("unknown-af "); 561 break; 562 } 563 564 /* destination address */ 565 sa = (void *)(m_daddr + 1); 566 switch (sa->sa_family) { 567 case AF_INET: 568 case AF_INET6: 569 if (getnameinfo(sa, (socklen_t)sysdep_sa_len(sa), NULL, 570 0, pbuf, sizeof(pbuf), NI_NUMERICSERV) != 0) 571 dport = 0; /*XXX*/ 572 else 573 dport = atoi(pbuf); 574 printf("%s%s ", str_ipaddr(sa), 575 str_prefport((u_int)sa->sa_family, 576 (u_int)m_daddr->sadb_address_prefixlen, 577 (u_int)dport, 578 (u_int)m_saddr->sadb_address_proto)); 579 break; 580 default: 581 printf("unknown-af "); 582 break; 583 } 584 585 /* upper layer protocol */ 586 if (m_saddr->sadb_address_proto != 587 m_daddr->sadb_address_proto) { 588 printf("upper layer protocol mismatched.\n"); 589 return; 590 } 591 str_upperspec((u_int)m_saddr->sadb_address_proto, (u_int)sport, 592 (u_int)dport); 593 } 594 #ifdef SADB_X_EXT_TAG 595 else if (m_tag) 596 printf("tagged \"%s\" ", m_tag->sadb_x_tag_name); 597 #endif 598 else 599 printf("(no selector, probably per-socket policy) "); 600 601 /* policy */ 602 { 603 char *d_xpl; 604 605 if (m_xpl == NULL) { 606 printf("no X_POLICY extension.\n"); 607 return; 608 } 609 if (withports) 610 d_xpl = ipsec_dump_policy_withports(m_xpl, "\n\t"); 611 else 612 d_xpl = ipsec_dump_policy((ipsec_policy_t)m_xpl, "\n\t"); 613 614 if (!d_xpl) 615 printf("\n\tPolicy:[%s]\n", ipsec_strerror()); 616 else { 617 /* dump SPD */ 618 printf("\n\t%s\n", d_xpl); 619 free(d_xpl); 620 } 621 } 622 623 /* lifetime */ 624 if (m_lftc) { 625 printf("\tcreated: %s ", 626 str_time((long)m_lftc->sadb_lifetime_addtime)); 627 printf("lastused: %s\n", 628 str_time((long)m_lftc->sadb_lifetime_usetime)); 629 } 630 if (m_lfth) { 631 printf("\tlifetime: %lu(s) ", 632 (u_long)m_lfth->sadb_lifetime_addtime); 633 printf("validtime: %lu(s)\n", 634 (u_long)m_lfth->sadb_lifetime_usetime); 635 } 636 637 #ifdef SADB_X_EXT_SEC_CTX 638 if (m_sec_ctx != NULL) { 639 printf("\tsecurity context doi: %u\n", 640 m_sec_ctx->sadb_x_ctx_doi); 641 printf("\tsecurity context algorithm: %u\n", 642 m_sec_ctx->sadb_x_ctx_alg); 643 printf("\tsecurity context length: %u\n", 644 m_sec_ctx->sadb_x_ctx_len); 645 printf("\tsecurity context: %s\n", 646 (char *)m_sec_ctx + sizeof(struct sadb_x_sec_ctx)); 647 } 648 #endif 649 650 printf("\tspid=%ld seq=%ld pid=%ld\n", 651 (u_long)m_xpl->sadb_x_policy_id, 652 (u_long)m->sadb_msg_seq, 653 (u_long)m->sadb_msg_pid); 654 655 /* XXX TEST */ 656 printf("\trefcnt=%u\n", m->sadb_msg_reserved); 657 658 return; 659 } 660 661 /* 662 * set "ipaddress" to buffer. 663 */ 664 static const char * 665 str_ipaddr(struct sockaddr *sa) 666 { 667 static char buf[NI_MAXHOST]; 668 const int niflag = NI_NUMERICHOST; 669 670 if (sa == NULL) 671 return ""; 672 673 if (getnameinfo(sa, (socklen_t)sysdep_sa_len(sa), buf, sizeof(buf), 674 NULL, 0, niflag) == 0) 675 return buf; 676 return NULL; 677 } 678 679 /* 680 * set "port" to buffer. 681 */ 682 static const char * 683 str_ipport(struct sockaddr *sa) 684 { 685 static char buf[NI_MAXHOST]; 686 const int niflag = NI_NUMERICSERV; 687 688 if (sa == NULL) 689 return ""; 690 691 if (getnameinfo(sa, (socklen_t)sysdep_sa_len(sa), NULL, 0, 692 buf, sizeof(buf), niflag) == 0) 693 return buf; 694 return NULL; 695 } 696 697 698 /* 699 * set "/prefix[port number]" to buffer. 700 */ 701 static const char * 702 str_prefport(u_int family, u_int pref, u_int port, u_int ulp) 703 { 704 static char buf[128]; 705 char prefbuf[128]; 706 char portbuf[128]; 707 int plen; 708 709 switch (family) { 710 case AF_INET: 711 plen = sizeof(struct in_addr) << 3; 712 break; 713 case AF_INET6: 714 plen = sizeof(struct in6_addr) << 3; 715 break; 716 default: 717 return "?"; 718 } 719 720 if (pref == plen) 721 prefbuf[0] = '\0'; 722 else 723 snprintf(prefbuf, sizeof(prefbuf), "/%u", pref); 724 725 switch (ulp) { 726 case IPPROTO_ICMP: 727 case IPPROTO_ICMPV6: 728 case IPPROTO_MH: 729 case IPPROTO_GRE: 730 memset(portbuf, 0, sizeof(portbuf)); 731 break; 732 default: 733 if (port == IPSEC_PORT_ANY) 734 strcpy(portbuf, "[any]"); 735 else 736 snprintf(portbuf, sizeof(portbuf), "[%u]", port); 737 break; 738 } 739 740 snprintf(buf, sizeof(buf), "%s%s", prefbuf, portbuf); 741 742 return buf; 743 } 744 745 static void 746 str_upperspec(u_int ulp, u_int p1, u_int p2) 747 { 748 struct protoent *ent; 749 750 ent = getprotobynumber((int)ulp); 751 if (ent) 752 printf("%u(%s)", ulp, ent->p_name); 753 else 754 printf("%u", ulp); 755 756 if (p1 == IPSEC_PORT_ANY && p2 == IPSEC_PORT_ANY) 757 return; 758 759 switch (ulp) { 760 case IPPROTO_ICMP: 761 case IPPROTO_ICMPV6: 762 case IPPROTO_MH: 763 printf(" %u,%u", p1, p2); 764 break; 765 case IPPROTO_GRE: 766 printf(" %u", (p1 << 16) + p2); 767 break; 768 } 769 } 770 771 /* 772 * set "Mon Day Time Year" to buffer 773 */ 774 static char * 775 str_time(time_t t) 776 { 777 static char buf[128]; 778 779 if (t == 0) { 780 int i = 0; 781 for (;i < 20;) buf[i++] = ' '; 782 } else { 783 char *t0; 784 if ((t0 = ctime(&t)) == NULL) 785 memset(buf, '?', 20); 786 else 787 memcpy(buf, t0 + 4, 20); 788 } 789 790 buf[20] = '\0'; 791 792 return(buf); 793 } 794 795 static void 796 str_lifetime_byte(struct sadb_lifetime *x, const char *str) 797 { 798 double y; 799 const char *unit; 800 int w; 801 802 if (x == NULL) { 803 printf("\t%s: 0(bytes)", str); 804 return; 805 } 806 807 #if 0 808 if ((x->sadb_lifetime_bytes) / 1024 / 1024) { 809 y = (x->sadb_lifetime_bytes) * 1.0 / 1024 / 1024; 810 unit = "M"; 811 w = 1; 812 } else if ((x->sadb_lifetime_bytes) / 1024) { 813 y = (x->sadb_lifetime_bytes) * 1.0 / 1024; 814 unit = "K"; 815 w = 1; 816 } else { 817 y = (x->sadb_lifetime_bytes) * 1.0; 818 unit = ""; 819 w = 0; 820 } 821 #else 822 y = (x->sadb_lifetime_bytes) * 1.0; 823 unit = ""; 824 w = 0; 825 #endif 826 printf("\t%s: %.*f(%sbytes)", str, w, y, unit); 827 } 828