1 /* $KAME: pfkey_dump.c,v 1.45 2003/09/08 10:14:56 itojun Exp $ */ 2 3 /*- 4 * SPDX-License-Identifier: BSD-3-Clause 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 #include <sys/types.h> 35 #include <sys/param.h> 36 #include <sys/socket.h> 37 #include <net/if.h> 38 #include <net/pfkeyv2.h> 39 #include <netipsec/ipsec.h> 40 #include <netipsec/key_var.h> 41 #include <netipsec/key_debug.h> 42 43 #include <netinet/in.h> 44 #include <arpa/inet.h> 45 46 #include <stdbool.h> 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_NULL 59 #define SADB_X_AALG_NULL SADB_AALG_NULL 60 #endif 61 62 #ifndef SADB_X_EALG_RC5CBC 63 #ifdef SADB_EALG_RC5CBC 64 #define SADB_X_EALG_RC5CBC SADB_EALG_RC5CBC 65 #endif 66 #endif 67 68 #define GETMSGSTR(str, num) \ 69 do { \ 70 if (sizeof((str)[0]) == 0 \ 71 || num >= sizeof(str)/sizeof((str)[0])) \ 72 printf("%u ", (num)); \ 73 else if (strlen((str)[(num)]) == 0) \ 74 printf("%u ", (num)); \ 75 else \ 76 printf("%s ", (str)[(num)]); \ 77 } while (0) 78 79 #define GETMSGV2S(v2s, num) \ 80 do { \ 81 struct val2str *p; \ 82 for (p = (v2s); p && p->str; p++) { \ 83 if (p->val == (num)) \ 84 break; \ 85 } \ 86 if (p && p->str) \ 87 printf("%s ", p->str); \ 88 else \ 89 printf("%u ", (num)); \ 90 } while (0) 91 92 static char *str_ipaddr(struct sockaddr *); 93 static char *str_prefport(u_int, u_int, u_int, u_int); 94 static void str_upperspec(u_int, u_int, u_int); 95 static char *str_time(time_t); 96 static void str_lifetime_byte(struct sadb_lifetime *, char *); 97 98 struct val2str { 99 int val; 100 const char *str; 101 }; 102 103 /* 104 * Must to be re-written about following strings. 105 */ 106 static char *str_satype[] = { 107 "unspec", 108 "unknown", 109 "ah", 110 "esp", 111 "unknown", 112 "rsvp", 113 "ospfv2", 114 "ripv2", 115 "mip", 116 "ipcomp", 117 "policy", 118 "tcp" 119 }; 120 121 static char *str_mode[] = { 122 "any", 123 "transport", 124 "tunnel", 125 }; 126 127 static char *str_state[] = { 128 "larval", 129 "mature", 130 "dying", 131 "dead", 132 }; 133 134 static struct val2str str_alg_auth[] = { 135 { SADB_AALG_NONE, "none", }, 136 { SADB_AALG_SHA1HMAC, "hmac-sha1", }, 137 { SADB_X_AALG_NULL, "null", }, 138 { SADB_X_AALG_TCP_MD5, "tcp-md5", }, 139 #ifdef SADB_X_AALG_SHA2_256 140 { SADB_X_AALG_SHA2_256, "hmac-sha2-256", }, 141 #endif 142 #ifdef SADB_X_AALG_SHA2_384 143 { SADB_X_AALG_SHA2_384, "hmac-sha2-384", }, 144 #endif 145 #ifdef SADB_X_AALG_SHA2_512 146 { SADB_X_AALG_SHA2_512, "hmac-sha2-512", }, 147 #endif 148 #ifdef SADB_X_AALG_AES_XCBC_MAC 149 { SADB_X_AALG_AES_XCBC_MAC, "aes-xcbc-mac", }, 150 #endif 151 #ifdef SADB_X_AALG_CHACHA20POLY1305 152 { SADB_X_AALG_CHACHA20POLY1305, "chacha20-poly1305", }, 153 #endif 154 { -1, NULL, }, 155 }; 156 157 static struct val2str str_alg_enc[] = { 158 { SADB_EALG_NONE, "none", }, 159 { SADB_EALG_NULL, "null", }, 160 #ifdef SADB_X_EALG_RC5CBC 161 { SADB_X_EALG_RC5CBC, "rc5-cbc", }, 162 #endif 163 #ifdef SADB_X_EALG_AESCBC 164 { SADB_X_EALG_AESCBC, "aes-cbc", }, 165 #endif 166 #ifdef SADB_X_EALG_TWOFISHCBC 167 { SADB_X_EALG_TWOFISHCBC, "twofish-cbc", }, 168 #endif 169 #ifdef SADB_X_EALG_AESCTR 170 { SADB_X_EALG_AESCTR, "aes-ctr", }, 171 #endif 172 #ifdef SADB_X_EALG_AESGCM16 173 { SADB_X_EALG_AESGCM16, "aes-gcm-16", }, 174 #endif 175 #ifdef SADB_X_EALG_CHACHA20POLY1305 176 { SADB_X_EALG_CHACHA20POLY1305, "chacha20-poly1305", }, 177 #endif 178 { -1, NULL, }, 179 }; 180 181 static struct val2str str_alg_comp[] = { 182 { SADB_X_CALG_NONE, "none", }, 183 { SADB_X_CALG_OUI, "oui", }, 184 { SADB_X_CALG_DEFLATE, "deflate", }, 185 { SADB_X_CALG_LZS, "lzs", }, 186 { -1, NULL, }, 187 }; 188 189 static struct val2str str_sp_scope[] = { 190 { IPSEC_POLICYSCOPE_GLOBAL, "global" }, 191 { IPSEC_POLICYSCOPE_IFNET, "ifnet" }, 192 { IPSEC_POLICYSCOPE_PCB, "pcb"}, 193 { -1, NULL }, 194 }; 195 196 /* 197 * dump SADB_MSG formatted. For debugging, you should use kdebug_sadb(). 198 */ 199 void 200 pfkey_sadump(struct sadb_msg *m) 201 { 202 caddr_t mhp[SADB_EXT_MAX + 1]; 203 struct sadb_sa *m_sa; 204 struct sadb_x_sa2 *m_sa2; 205 struct sadb_lifetime *m_lftc, *m_lfth, *m_lfts, *m_lft_sw, *m_lft_hw; 206 struct sadb_address *m_saddr, *m_daddr, *m_paddr; 207 struct sadb_key *m_auth, *m_enc; 208 struct sadb_ident *m_sid, *m_did; 209 struct sadb_sens *m_sens; 210 struct sadb_x_sa_replay *m_sa_replay; 211 struct sadb_x_nat_t_type *natt_type; 212 struct sadb_x_nat_t_port *natt_sport, *natt_dport; 213 struct sadb_address *natt_oai, *natt_oar; 214 struct sadb_x_if_hw_offl *if_hw_offl; 215 caddr_t p, ep; 216 struct sadb_ext *ext; 217 bool first; 218 219 /* check pfkey message. */ 220 if (pfkey_align(m, mhp)) { 221 printf("%s\n", ipsec_strerror()); 222 return; 223 } 224 if (pfkey_check(mhp)) { 225 printf("%s\n", ipsec_strerror()); 226 return; 227 } 228 229 m_sa = (struct sadb_sa *)mhp[SADB_EXT_SA]; 230 m_sa2 = (struct sadb_x_sa2 *)mhp[SADB_X_EXT_SA2]; 231 m_lftc = (struct sadb_lifetime *)mhp[SADB_EXT_LIFETIME_CURRENT]; 232 m_lfth = (struct sadb_lifetime *)mhp[SADB_EXT_LIFETIME_HARD]; 233 m_lfts = (struct sadb_lifetime *)mhp[SADB_EXT_LIFETIME_SOFT]; 234 m_saddr = (struct sadb_address *)mhp[SADB_EXT_ADDRESS_SRC]; 235 m_daddr = (struct sadb_address *)mhp[SADB_EXT_ADDRESS_DST]; 236 m_paddr = (struct sadb_address *)mhp[SADB_EXT_ADDRESS_PROXY]; 237 m_auth = (struct sadb_key *)mhp[SADB_EXT_KEY_AUTH]; 238 m_enc = (struct sadb_key *)mhp[SADB_EXT_KEY_ENCRYPT]; 239 m_sid = (struct sadb_ident *)mhp[SADB_EXT_IDENTITY_SRC]; 240 m_did = (struct sadb_ident *)mhp[SADB_EXT_IDENTITY_DST]; 241 m_sens = (struct sadb_sens *)mhp[SADB_EXT_SENSITIVITY]; 242 m_sa_replay = (struct sadb_x_sa_replay *)mhp[SADB_X_EXT_SA_REPLAY]; 243 natt_type = (struct sadb_x_nat_t_type *)mhp[SADB_X_EXT_NAT_T_TYPE]; 244 natt_sport = (struct sadb_x_nat_t_port *)mhp[SADB_X_EXT_NAT_T_SPORT]; 245 natt_dport = (struct sadb_x_nat_t_port *)mhp[SADB_X_EXT_NAT_T_DPORT]; 246 natt_oai = (struct sadb_address *)mhp[SADB_X_EXT_NAT_T_OAI]; 247 natt_oar = (struct sadb_address *)mhp[SADB_X_EXT_NAT_T_OAR]; 248 m_lft_sw = (struct sadb_lifetime *)mhp[SADB_X_EXT_LFT_CUR_SW_OFFL]; 249 m_lft_hw = (struct sadb_lifetime *)mhp[SADB_X_EXT_LFT_CUR_HW_OFFL]; 250 if_hw_offl = (struct sadb_x_if_hw_offl *)mhp[SADB_X_EXT_IF_HW_OFFL]; 251 252 /* source address */ 253 if (m_saddr == NULL) { 254 printf("no ADDRESS_SRC extension.\n"); 255 return; 256 } 257 printf("%s", str_ipaddr((struct sockaddr *)(m_saddr + 1))); 258 if (natt_type != NULL && natt_sport != NULL) 259 printf("[%u]", ntohs(natt_sport->sadb_x_nat_t_port_port)); 260 261 /* destination address */ 262 if (m_daddr == NULL) { 263 printf("\nno ADDRESS_DST extension.\n"); 264 return; 265 } 266 printf(" %s", str_ipaddr((struct sockaddr *)(m_daddr + 1))); 267 if (natt_type != NULL && natt_dport != NULL) 268 printf("[%u]", ntohs(natt_dport->sadb_x_nat_t_port_port)); 269 270 /* SA type */ 271 if (m_sa == NULL) { 272 printf("\nno SA extension.\n"); 273 return; 274 } 275 if (m_sa2 == NULL) { 276 printf("\nno SA2 extension.\n"); 277 return; 278 } 279 printf("\n\t"); 280 281 if (m->sadb_msg_satype == SADB_SATYPE_ESP && natt_type != NULL) 282 printf("esp-udp "); 283 else 284 GETMSGSTR(str_satype, m->sadb_msg_satype); 285 286 printf("mode="); 287 GETMSGSTR(str_mode, m_sa2->sadb_x_sa2_mode); 288 289 printf("spi=%u(0x%08x) reqid=%u(0x%08x)\n", 290 (u_int32_t)ntohl(m_sa->sadb_sa_spi), 291 (u_int32_t)ntohl(m_sa->sadb_sa_spi), 292 (u_int32_t)m_sa2->sadb_x_sa2_reqid, 293 (u_int32_t)m_sa2->sadb_x_sa2_reqid); 294 295 /* other NAT-T information */ 296 if (natt_type != NULL && (natt_oai != NULL || natt_oar != NULL)) { 297 printf("\tNAT:"); 298 if (natt_oai != NULL) 299 printf(" OAI=%s", 300 str_ipaddr((struct sockaddr *)(natt_oai + 1))); 301 if (natt_oar != NULL) 302 printf(" OAR=%s", 303 str_ipaddr((struct sockaddr *)(natt_oar + 1))); 304 printf("\n"); 305 } 306 307 /* encryption key */ 308 if (m->sadb_msg_satype == SADB_X_SATYPE_IPCOMP) { 309 printf("\tC: "); 310 GETMSGV2S(str_alg_comp, m_sa->sadb_sa_encrypt); 311 } else if (m->sadb_msg_satype == SADB_SATYPE_ESP) { 312 if (m_enc != NULL) { 313 printf("\tE: "); 314 GETMSGV2S(str_alg_enc, m_sa->sadb_sa_encrypt); 315 ipsec_hexdump((caddr_t)m_enc + sizeof(*m_enc), 316 m_enc->sadb_key_bits / 8); 317 printf("\n"); 318 } 319 } 320 321 /* authentication key */ 322 if (m_auth != NULL) { 323 printf("\tA: "); 324 GETMSGV2S(str_alg_auth, m_sa->sadb_sa_auth); 325 ipsec_hexdump((caddr_t)m_auth + sizeof(*m_auth), 326 m_auth->sadb_key_bits / 8); 327 printf("\n"); 328 } 329 330 /* replay windoe size & flags */ 331 printf("\tseq=0x%08x replay=%u flags=0x%08x ", 332 m_sa2->sadb_x_sa2_sequence, 333 m_sa_replay ? (m_sa_replay->sadb_x_sa_replay_replay >> 3) : 334 m_sa->sadb_sa_replay, 335 m_sa->sadb_sa_flags); 336 337 /* state */ 338 printf("state="); 339 GETMSGSTR(str_state, m_sa->sadb_sa_state); 340 printf("\n"); 341 342 /* hw offload interface */ 343 if (if_hw_offl != NULL) { 344 p = (caddr_t)m; 345 ep = p + PFKEY_UNUNIT64(m->sadb_msg_len); 346 p += sizeof(struct sadb_msg); 347 printf("\thw offl if: "); 348 349 for (first = true; p < ep; p += PFKEY_EXTLEN(ext)) { 350 ext = (struct sadb_ext *)p; 351 if (ext->sadb_ext_type != SADB_X_EXT_IF_HW_OFFL) 352 continue; 353 if_hw_offl = (struct sadb_x_if_hw_offl *)ext; 354 if (first) 355 first = false; 356 else 357 printf(","); 358 printf("%s", if_hw_offl->sadb_x_if_hw_offl_if); 359 } 360 printf("\n"); 361 } 362 363 /* lifetime */ 364 if (m_lftc != NULL) { 365 time_t tmp_time = time(0); 366 367 printf("\tcreated: %s", 368 str_time(m_lftc->sadb_lifetime_addtime)); 369 printf("\tcurrent: %s\n", str_time(tmp_time)); 370 printf("\tdiff: %lu(s)", 371 (u_long)(m_lftc->sadb_lifetime_addtime == 0 ? 372 0 : (tmp_time - m_lftc->sadb_lifetime_addtime))); 373 374 printf("\thard: %lu(s)", 375 (u_long)(m_lfth == NULL ? 376 0 : m_lfth->sadb_lifetime_addtime)); 377 printf("\tsoft: %lu(s)\n", 378 (u_long)(m_lfts == NULL ? 379 0 : m_lfts->sadb_lifetime_addtime)); 380 381 printf("\tlast: %s", 382 str_time(m_lftc->sadb_lifetime_usetime)); 383 printf("\thard: %lu(s)", 384 (u_long)(m_lfth == NULL ? 385 0 : m_lfth->sadb_lifetime_usetime)); 386 printf("\tsoft: %lu(s)\n", 387 (u_long)(m_lfts == NULL ? 388 0 : m_lfts->sadb_lifetime_usetime)); 389 390 str_lifetime_byte(m_lftc, "current"); 391 str_lifetime_byte(m_lfth, "hard"); 392 str_lifetime_byte(m_lfts, "soft"); 393 printf("\n"); 394 395 printf("\tallocated: %lu", 396 (unsigned long)m_lftc->sadb_lifetime_allocations); 397 printf("\thard: %lu", 398 (u_long)(m_lfth == NULL ? 399 0 : m_lfth->sadb_lifetime_allocations)); 400 printf("\tsoft: %lu\n", 401 (u_long)(m_lfts == NULL ? 402 0 : m_lfts->sadb_lifetime_allocations)); 403 } 404 405 printf("\tsadb_seq=%lu pid=%lu ", 406 (u_long)m->sadb_msg_seq, 407 (u_long)m->sadb_msg_pid); 408 409 /* XXX DEBUG */ 410 printf("refcnt=%u\n", m->sadb_msg_reserved); 411 412 if (m_lft_sw != NULL) { 413 printf("\tsw offl use: %s", 414 str_time(m_lft_sw->sadb_lifetime_usetime)); 415 printf("\tsw offl allocated: %lu", 416 (unsigned long)m_lft_sw->sadb_lifetime_allocations); 417 str_lifetime_byte(m_lft_sw, "sw offl"); 418 printf("\n"); 419 } 420 421 if (m_lft_hw != NULL) { 422 printf("\thw offl use: %s", 423 str_time(m_lft_hw->sadb_lifetime_usetime)); 424 printf("\thw offl allocated: %lu", 425 (unsigned long)m_lft_hw->sadb_lifetime_allocations); 426 str_lifetime_byte(m_lft_hw, "hw offl"); 427 printf("\n"); 428 } 429 } 430 431 void 432 pfkey_spdump(struct sadb_msg *m) 433 { 434 char pbuf[NI_MAXSERV]; 435 caddr_t mhp[SADB_EXT_MAX + 1]; 436 struct sadb_address *m_saddr, *m_daddr; 437 struct sadb_x_policy *m_xpl; 438 struct sadb_lifetime *m_lftc = NULL, *m_lfth = NULL; 439 struct sockaddr *sa; 440 u_int16_t sport = 0, dport = 0; 441 442 /* check pfkey message. */ 443 if (pfkey_align(m, mhp)) { 444 printf("%s\n", ipsec_strerror()); 445 return; 446 } 447 if (pfkey_check(mhp)) { 448 printf("%s\n", ipsec_strerror()); 449 return; 450 } 451 452 m_saddr = (struct sadb_address *)mhp[SADB_EXT_ADDRESS_SRC]; 453 m_daddr = (struct sadb_address *)mhp[SADB_EXT_ADDRESS_DST]; 454 m_xpl = (struct sadb_x_policy *)mhp[SADB_X_EXT_POLICY]; 455 m_lftc = (struct sadb_lifetime *)mhp[SADB_EXT_LIFETIME_CURRENT]; 456 m_lfth = (struct sadb_lifetime *)mhp[SADB_EXT_LIFETIME_HARD]; 457 458 if (m_saddr && m_daddr) { 459 /* source address */ 460 sa = (struct sockaddr *)(m_saddr + 1); 461 switch (sa->sa_family) { 462 case AF_INET: 463 case AF_INET6: 464 if (getnameinfo(sa, sa->sa_len, NULL, 0, 465 pbuf, sizeof(pbuf), NI_NUMERICSERV) != 0) 466 sport = 0; /*XXX*/ 467 else 468 sport = atoi(pbuf); 469 printf("%s%s ", str_ipaddr(sa), 470 str_prefport(sa->sa_family, 471 m_saddr->sadb_address_prefixlen, sport, 472 m_saddr->sadb_address_proto)); 473 break; 474 default: 475 printf("unknown-af "); 476 break; 477 } 478 479 /* destination address */ 480 sa = (struct sockaddr *)(m_daddr + 1); 481 switch (sa->sa_family) { 482 case AF_INET: 483 case AF_INET6: 484 if (getnameinfo(sa, sa->sa_len, NULL, 0, 485 pbuf, sizeof(pbuf), NI_NUMERICSERV) != 0) 486 dport = 0; /*XXX*/ 487 else 488 dport = atoi(pbuf); 489 printf("%s%s ", str_ipaddr(sa), 490 str_prefport(sa->sa_family, 491 m_daddr->sadb_address_prefixlen, dport, 492 m_saddr->sadb_address_proto)); 493 break; 494 default: 495 printf("unknown-af "); 496 break; 497 } 498 499 /* upper layer protocol */ 500 if (m_saddr->sadb_address_proto != 501 m_daddr->sadb_address_proto) { 502 printf("upper layer protocol mismatched.\n"); 503 return; 504 } 505 str_upperspec(m_saddr->sadb_address_proto, sport, dport); 506 } 507 else 508 printf("(no selector, probably per-socket policy) "); 509 510 /* policy */ 511 { 512 char *d_xpl; 513 514 if (m_xpl == NULL) { 515 printf("no X_POLICY extension.\n"); 516 return; 517 } 518 d_xpl = ipsec_dump_policy((char *)m_xpl, "\n\t"); 519 520 /* dump SPD */ 521 printf("\n\t%s\n", d_xpl); 522 free(d_xpl); 523 } 524 525 /* lifetime */ 526 if (m_lftc) { 527 printf("\tcreated: %s ", 528 str_time(m_lftc->sadb_lifetime_addtime)); 529 printf("lastused: %s\n", 530 str_time(m_lftc->sadb_lifetime_usetime)); 531 } 532 if (m_lfth) { 533 printf("\tlifetime: %lu(s) ", 534 (u_long)m_lfth->sadb_lifetime_addtime); 535 printf("validtime: %lu(s)\n", 536 (u_long)m_lfth->sadb_lifetime_usetime); 537 } 538 539 540 printf("\tspid=%ld seq=%ld pid=%ld scope=", 541 (u_long)m_xpl->sadb_x_policy_id, 542 (u_long)m->sadb_msg_seq, 543 (u_long)m->sadb_msg_pid); 544 GETMSGV2S(str_sp_scope, m_xpl->sadb_x_policy_scope); 545 if (m_xpl->sadb_x_policy_scope == IPSEC_POLICYSCOPE_IFNET && 546 if_indextoname(m_xpl->sadb_x_policy_ifindex, pbuf) != NULL) 547 printf("ifname=%s", pbuf); 548 printf("\n"); 549 550 /* XXX TEST */ 551 printf("\trefcnt=%u\n", m->sadb_msg_reserved); 552 553 return; 554 } 555 556 /* 557 * set "ipaddress" to buffer. 558 */ 559 static char * 560 str_ipaddr(struct sockaddr *sa) 561 { 562 static char buf[NI_MAXHOST]; 563 const int niflag = NI_NUMERICHOST; 564 565 if (sa == NULL) 566 return ""; 567 568 if (getnameinfo(sa, sa->sa_len, buf, sizeof(buf), NULL, 0, niflag) == 0) 569 return buf; 570 return NULL; 571 } 572 573 /* 574 * set "/prefix[port number]" to buffer. 575 */ 576 static char * 577 str_prefport(u_int family, u_int pref, u_int port, u_int ulp) 578 { 579 static char buf[128]; 580 char prefbuf[128]; 581 char portbuf[128]; 582 int plen; 583 584 switch (family) { 585 case AF_INET: 586 plen = sizeof(struct in_addr) << 3; 587 break; 588 case AF_INET6: 589 plen = sizeof(struct in6_addr) << 3; 590 break; 591 default: 592 return "?"; 593 } 594 595 if (pref == plen) 596 prefbuf[0] = '\0'; 597 else 598 snprintf(prefbuf, sizeof(prefbuf), "/%u", pref); 599 600 if (ulp == IPPROTO_ICMPV6) 601 memset(portbuf, 0, sizeof(portbuf)); 602 else { 603 if (port == IPSEC_PORT_ANY) 604 snprintf(portbuf, sizeof(portbuf), "[%s]", "any"); 605 else 606 snprintf(portbuf, sizeof(portbuf), "[%u]", port); 607 } 608 609 snprintf(buf, sizeof(buf), "%s%s", prefbuf, portbuf); 610 611 return buf; 612 } 613 614 static void 615 str_upperspec(u_int ulp, u_int p1, u_int p2) 616 { 617 if (ulp == IPSEC_ULPROTO_ANY) 618 printf("any"); 619 else if (ulp == IPPROTO_ICMPV6) { 620 printf("icmp6"); 621 if (!(p1 == IPSEC_PORT_ANY && p2 == IPSEC_PORT_ANY)) 622 printf(" %u,%u", p1, p2); 623 } else { 624 struct protoent *ent; 625 626 switch (ulp) { 627 case IPPROTO_IPV4: 628 printf("ip4"); 629 break; 630 default: 631 ent = getprotobynumber(ulp); 632 if (ent) 633 printf("%s", ent->p_name); 634 else 635 printf("%u", ulp); 636 637 endprotoent(); 638 break; 639 } 640 } 641 } 642 643 /* 644 * set "Mon Day Time Year" to buffer 645 */ 646 static char * 647 str_time(time_t t) 648 { 649 static char buf[128]; 650 651 if (t == 0) { 652 int i = 0; 653 for (;i < 20;) buf[i++] = ' '; 654 } else { 655 char *t0; 656 t0 = ctime(&t); 657 memcpy(buf, t0 + 4, 20); 658 } 659 660 buf[20] = '\0'; 661 662 return(buf); 663 } 664 665 static void 666 str_lifetime_byte(struct sadb_lifetime *x, char *str) 667 { 668 double y; 669 char *unit; 670 int w; 671 672 if (x == NULL) { 673 printf("\t%s: 0(bytes)", str); 674 return; 675 } 676 677 #if 0 678 if ((x->sadb_lifetime_bytes) / 1024 / 1024) { 679 y = (x->sadb_lifetime_bytes) * 1.0 / 1024 / 1024; 680 unit = "M"; 681 w = 1; 682 } else if ((x->sadb_lifetime_bytes) / 1024) { 683 y = (x->sadb_lifetime_bytes) * 1.0 / 1024; 684 unit = "K"; 685 w = 1; 686 } else { 687 y = (x->sadb_lifetime_bytes) * 1.0; 688 unit = ""; 689 w = 0; 690 } 691 #else 692 y = (x->sadb_lifetime_bytes) * 1.0; 693 unit = ""; 694 w = 0; 695 #endif 696 printf("\t%s: %.*f(%sbytes)", str, w, y, unit); 697 } 698