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 <stdlib.h> 47 #include <unistd.h> 48 #include <stdio.h> 49 #include <string.h> 50 #include <time.h> 51 #include <netdb.h> 52 53 #include "ipsec_strerror.h" 54 #include "libpfkey.h" 55 56 /* cope with old kame headers - ugly */ 57 #ifndef SADB_X_AALG_NULL 58 #define SADB_X_AALG_NULL SADB_AALG_NULL 59 #endif 60 61 #ifndef SADB_X_EALG_RC5CBC 62 #ifdef SADB_EALG_RC5CBC 63 #define SADB_X_EALG_RC5CBC SADB_EALG_RC5CBC 64 #endif 65 #endif 66 67 #define GETMSGSTR(str, num) \ 68 do { \ 69 if (sizeof((str)[0]) == 0 \ 70 || num >= sizeof(str)/sizeof((str)[0])) \ 71 printf("%u ", (num)); \ 72 else if (strlen((str)[(num)]) == 0) \ 73 printf("%u ", (num)); \ 74 else \ 75 printf("%s ", (str)[(num)]); \ 76 } while (0) 77 78 #define GETMSGV2S(v2s, num) \ 79 do { \ 80 struct val2str *p; \ 81 for (p = (v2s); p && p->str; p++) { \ 82 if (p->val == (num)) \ 83 break; \ 84 } \ 85 if (p && p->str) \ 86 printf("%s ", p->str); \ 87 else \ 88 printf("%u ", (num)); \ 89 } while (0) 90 91 static char *str_ipaddr(struct sockaddr *); 92 static char *str_prefport(u_int, u_int, u_int, u_int); 93 static void str_upperspec(u_int, u_int, u_int); 94 static char *str_time(time_t); 95 static void str_lifetime_byte(struct sadb_lifetime *, char *); 96 97 struct val2str { 98 int val; 99 const char *str; 100 }; 101 102 /* 103 * Must to be re-written about following strings. 104 */ 105 static char *str_satype[] = { 106 "unspec", 107 "unknown", 108 "ah", 109 "esp", 110 "unknown", 111 "rsvp", 112 "ospfv2", 113 "ripv2", 114 "mip", 115 "ipcomp", 116 "policy", 117 "tcp" 118 }; 119 120 static char *str_mode[] = { 121 "any", 122 "transport", 123 "tunnel", 124 }; 125 126 static char *str_state[] = { 127 "larval", 128 "mature", 129 "dying", 130 "dead", 131 }; 132 133 static struct val2str str_alg_auth[] = { 134 { SADB_AALG_NONE, "none", }, 135 { SADB_AALG_SHA1HMAC, "hmac-sha1", }, 136 { SADB_X_AALG_NULL, "null", }, 137 { SADB_X_AALG_TCP_MD5, "tcp-md5", }, 138 #ifdef SADB_X_AALG_SHA2_256 139 { SADB_X_AALG_SHA2_256, "hmac-sha2-256", }, 140 #endif 141 #ifdef SADB_X_AALG_SHA2_384 142 { SADB_X_AALG_SHA2_384, "hmac-sha2-384", }, 143 #endif 144 #ifdef SADB_X_AALG_SHA2_512 145 { SADB_X_AALG_SHA2_512, "hmac-sha2-512", }, 146 #endif 147 #ifdef SADB_X_AALG_AES_XCBC_MAC 148 { SADB_X_AALG_AES_XCBC_MAC, "aes-xcbc-mac", }, 149 #endif 150 #ifdef SADB_X_AALG_CHACHA20POLY1305 151 { SADB_X_AALG_CHACHA20POLY1305, "chacha20-poly1305", }, 152 #endif 153 { -1, NULL, }, 154 }; 155 156 static struct val2str str_alg_enc[] = { 157 { SADB_EALG_NONE, "none", }, 158 { SADB_EALG_NULL, "null", }, 159 #ifdef SADB_X_EALG_RC5CBC 160 { SADB_X_EALG_RC5CBC, "rc5-cbc", }, 161 #endif 162 #ifdef SADB_X_EALG_AESCBC 163 { SADB_X_EALG_AESCBC, "aes-cbc", }, 164 #endif 165 #ifdef SADB_X_EALG_TWOFISHCBC 166 { SADB_X_EALG_TWOFISHCBC, "twofish-cbc", }, 167 #endif 168 #ifdef SADB_X_EALG_AESCTR 169 { SADB_X_EALG_AESCTR, "aes-ctr", }, 170 #endif 171 #ifdef SADB_X_EALG_AESGCM16 172 { SADB_X_EALG_AESGCM16, "aes-gcm-16", }, 173 #endif 174 #ifdef SADB_X_EALG_CHACHA20POLY1305 175 { SADB_X_EALG_CHACHA20POLY1305, "chacha20-poly1305", }, 176 #endif 177 { -1, NULL, }, 178 }; 179 180 static struct val2str str_alg_comp[] = { 181 { SADB_X_CALG_NONE, "none", }, 182 { SADB_X_CALG_OUI, "oui", }, 183 { SADB_X_CALG_DEFLATE, "deflate", }, 184 { SADB_X_CALG_LZS, "lzs", }, 185 { -1, NULL, }, 186 }; 187 188 static struct val2str str_sp_scope[] = { 189 { IPSEC_POLICYSCOPE_GLOBAL, "global" }, 190 { IPSEC_POLICYSCOPE_IFNET, "ifnet" }, 191 { IPSEC_POLICYSCOPE_PCB, "pcb"}, 192 { -1, NULL }, 193 }; 194 195 /* 196 * dump SADB_MSG formatted. For debugging, you should use kdebug_sadb(). 197 */ 198 void 199 pfkey_sadump(struct sadb_msg *m) 200 { 201 caddr_t mhp[SADB_EXT_MAX + 1]; 202 struct sadb_sa *m_sa; 203 struct sadb_x_sa2 *m_sa2; 204 struct sadb_lifetime *m_lftc, *m_lfth, *m_lfts; 205 struct sadb_address *m_saddr, *m_daddr, *m_paddr; 206 struct sadb_key *m_auth, *m_enc; 207 struct sadb_ident *m_sid, *m_did; 208 struct sadb_sens *m_sens; 209 struct sadb_x_sa_replay *m_sa_replay; 210 struct sadb_x_nat_t_type *natt_type; 211 struct sadb_x_nat_t_port *natt_sport, *natt_dport; 212 struct sadb_address *natt_oai, *natt_oar; 213 214 /* check pfkey message. */ 215 if (pfkey_align(m, mhp)) { 216 printf("%s\n", ipsec_strerror()); 217 return; 218 } 219 if (pfkey_check(mhp)) { 220 printf("%s\n", ipsec_strerror()); 221 return; 222 } 223 224 m_sa = (struct sadb_sa *)mhp[SADB_EXT_SA]; 225 m_sa2 = (struct sadb_x_sa2 *)mhp[SADB_X_EXT_SA2]; 226 m_lftc = (struct sadb_lifetime *)mhp[SADB_EXT_LIFETIME_CURRENT]; 227 m_lfth = (struct sadb_lifetime *)mhp[SADB_EXT_LIFETIME_HARD]; 228 m_lfts = (struct sadb_lifetime *)mhp[SADB_EXT_LIFETIME_SOFT]; 229 m_saddr = (struct sadb_address *)mhp[SADB_EXT_ADDRESS_SRC]; 230 m_daddr = (struct sadb_address *)mhp[SADB_EXT_ADDRESS_DST]; 231 m_paddr = (struct sadb_address *)mhp[SADB_EXT_ADDRESS_PROXY]; 232 m_auth = (struct sadb_key *)mhp[SADB_EXT_KEY_AUTH]; 233 m_enc = (struct sadb_key *)mhp[SADB_EXT_KEY_ENCRYPT]; 234 m_sid = (struct sadb_ident *)mhp[SADB_EXT_IDENTITY_SRC]; 235 m_did = (struct sadb_ident *)mhp[SADB_EXT_IDENTITY_DST]; 236 m_sens = (struct sadb_sens *)mhp[SADB_EXT_SENSITIVITY]; 237 m_sa_replay = (struct sadb_x_sa_replay *)mhp[SADB_X_EXT_SA_REPLAY]; 238 natt_type = (struct sadb_x_nat_t_type *)mhp[SADB_X_EXT_NAT_T_TYPE]; 239 natt_sport = (struct sadb_x_nat_t_port *)mhp[SADB_X_EXT_NAT_T_SPORT]; 240 natt_dport = (struct sadb_x_nat_t_port *)mhp[SADB_X_EXT_NAT_T_DPORT]; 241 natt_oai = (struct sadb_address *)mhp[SADB_X_EXT_NAT_T_OAI]; 242 natt_oar = (struct sadb_address *)mhp[SADB_X_EXT_NAT_T_OAR]; 243 244 245 /* source address */ 246 if (m_saddr == NULL) { 247 printf("no ADDRESS_SRC extension.\n"); 248 return; 249 } 250 printf("%s", str_ipaddr((struct sockaddr *)(m_saddr + 1))); 251 if (natt_type != NULL && natt_sport != NULL) 252 printf("[%u]", ntohs(natt_sport->sadb_x_nat_t_port_port)); 253 254 /* destination address */ 255 if (m_daddr == NULL) { 256 printf("\nno ADDRESS_DST extension.\n"); 257 return; 258 } 259 printf(" %s", str_ipaddr((struct sockaddr *)(m_daddr + 1))); 260 if (natt_type != NULL && natt_dport != NULL) 261 printf("[%u]", ntohs(natt_dport->sadb_x_nat_t_port_port)); 262 263 /* SA type */ 264 if (m_sa == NULL) { 265 printf("\nno SA extension.\n"); 266 return; 267 } 268 if (m_sa2 == NULL) { 269 printf("\nno SA2 extension.\n"); 270 return; 271 } 272 printf("\n\t"); 273 274 if (m->sadb_msg_satype == SADB_SATYPE_ESP && natt_type != NULL) 275 printf("esp-udp "); 276 else 277 GETMSGSTR(str_satype, m->sadb_msg_satype); 278 279 printf("mode="); 280 GETMSGSTR(str_mode, m_sa2->sadb_x_sa2_mode); 281 282 printf("spi=%u(0x%08x) reqid=%u(0x%08x)\n", 283 (u_int32_t)ntohl(m_sa->sadb_sa_spi), 284 (u_int32_t)ntohl(m_sa->sadb_sa_spi), 285 (u_int32_t)m_sa2->sadb_x_sa2_reqid, 286 (u_int32_t)m_sa2->sadb_x_sa2_reqid); 287 288 /* other NAT-T information */ 289 if (natt_type != NULL && (natt_oai != NULL || natt_oar != NULL)) { 290 printf("\tNAT:"); 291 if (natt_oai != NULL) 292 printf(" OAI=%s", 293 str_ipaddr((struct sockaddr *)(natt_oai + 1))); 294 if (natt_oar != NULL) 295 printf(" OAR=%s", 296 str_ipaddr((struct sockaddr *)(natt_oar + 1))); 297 printf("\n"); 298 } 299 300 /* encryption key */ 301 if (m->sadb_msg_satype == SADB_X_SATYPE_IPCOMP) { 302 printf("\tC: "); 303 GETMSGV2S(str_alg_comp, m_sa->sadb_sa_encrypt); 304 } else if (m->sadb_msg_satype == SADB_SATYPE_ESP) { 305 if (m_enc != NULL) { 306 printf("\tE: "); 307 GETMSGV2S(str_alg_enc, m_sa->sadb_sa_encrypt); 308 ipsec_hexdump((caddr_t)m_enc + sizeof(*m_enc), 309 m_enc->sadb_key_bits / 8); 310 printf("\n"); 311 } 312 } 313 314 /* authentication key */ 315 if (m_auth != NULL) { 316 printf("\tA: "); 317 GETMSGV2S(str_alg_auth, m_sa->sadb_sa_auth); 318 ipsec_hexdump((caddr_t)m_auth + sizeof(*m_auth), 319 m_auth->sadb_key_bits / 8); 320 printf("\n"); 321 } 322 323 /* replay windoe size & flags */ 324 printf("\tseq=0x%08x replay=%u flags=0x%08x ", 325 m_sa2->sadb_x_sa2_sequence, 326 m_sa_replay ? (m_sa_replay->sadb_x_sa_replay_replay >> 3) : 327 m_sa->sadb_sa_replay, 328 m_sa->sadb_sa_flags); 329 330 /* state */ 331 printf("state="); 332 GETMSGSTR(str_state, m_sa->sadb_sa_state); 333 printf("\n"); 334 335 /* lifetime */ 336 if (m_lftc != NULL) { 337 time_t tmp_time = time(0); 338 339 printf("\tcreated: %s", 340 str_time(m_lftc->sadb_lifetime_addtime)); 341 printf("\tcurrent: %s\n", str_time(tmp_time)); 342 printf("\tdiff: %lu(s)", 343 (u_long)(m_lftc->sadb_lifetime_addtime == 0 ? 344 0 : (tmp_time - m_lftc->sadb_lifetime_addtime))); 345 346 printf("\thard: %lu(s)", 347 (u_long)(m_lfth == NULL ? 348 0 : m_lfth->sadb_lifetime_addtime)); 349 printf("\tsoft: %lu(s)\n", 350 (u_long)(m_lfts == NULL ? 351 0 : m_lfts->sadb_lifetime_addtime)); 352 353 printf("\tlast: %s", 354 str_time(m_lftc->sadb_lifetime_usetime)); 355 printf("\thard: %lu(s)", 356 (u_long)(m_lfth == NULL ? 357 0 : m_lfth->sadb_lifetime_usetime)); 358 printf("\tsoft: %lu(s)\n", 359 (u_long)(m_lfts == NULL ? 360 0 : m_lfts->sadb_lifetime_usetime)); 361 362 str_lifetime_byte(m_lftc, "current"); 363 str_lifetime_byte(m_lfth, "hard"); 364 str_lifetime_byte(m_lfts, "soft"); 365 printf("\n"); 366 367 printf("\tallocated: %lu", 368 (unsigned long)m_lftc->sadb_lifetime_allocations); 369 printf("\thard: %lu", 370 (u_long)(m_lfth == NULL ? 371 0 : m_lfth->sadb_lifetime_allocations)); 372 printf("\tsoft: %lu\n", 373 (u_long)(m_lfts == NULL ? 374 0 : m_lfts->sadb_lifetime_allocations)); 375 } 376 377 printf("\tsadb_seq=%lu pid=%lu ", 378 (u_long)m->sadb_msg_seq, 379 (u_long)m->sadb_msg_pid); 380 381 /* XXX DEBUG */ 382 printf("refcnt=%u\n", m->sadb_msg_reserved); 383 384 return; 385 } 386 387 void 388 pfkey_spdump(struct sadb_msg *m) 389 { 390 char pbuf[NI_MAXSERV]; 391 caddr_t mhp[SADB_EXT_MAX + 1]; 392 struct sadb_address *m_saddr, *m_daddr; 393 struct sadb_x_policy *m_xpl; 394 struct sadb_lifetime *m_lftc = NULL, *m_lfth = NULL; 395 struct sockaddr *sa; 396 u_int16_t sport = 0, dport = 0; 397 398 /* check pfkey message. */ 399 if (pfkey_align(m, mhp)) { 400 printf("%s\n", ipsec_strerror()); 401 return; 402 } 403 if (pfkey_check(mhp)) { 404 printf("%s\n", ipsec_strerror()); 405 return; 406 } 407 408 m_saddr = (struct sadb_address *)mhp[SADB_EXT_ADDRESS_SRC]; 409 m_daddr = (struct sadb_address *)mhp[SADB_EXT_ADDRESS_DST]; 410 m_xpl = (struct sadb_x_policy *)mhp[SADB_X_EXT_POLICY]; 411 m_lftc = (struct sadb_lifetime *)mhp[SADB_EXT_LIFETIME_CURRENT]; 412 m_lfth = (struct sadb_lifetime *)mhp[SADB_EXT_LIFETIME_HARD]; 413 414 if (m_saddr && m_daddr) { 415 /* source address */ 416 sa = (struct sockaddr *)(m_saddr + 1); 417 switch (sa->sa_family) { 418 case AF_INET: 419 case AF_INET6: 420 if (getnameinfo(sa, sa->sa_len, NULL, 0, 421 pbuf, sizeof(pbuf), NI_NUMERICSERV) != 0) 422 sport = 0; /*XXX*/ 423 else 424 sport = atoi(pbuf); 425 printf("%s%s ", str_ipaddr(sa), 426 str_prefport(sa->sa_family, 427 m_saddr->sadb_address_prefixlen, sport, 428 m_saddr->sadb_address_proto)); 429 break; 430 default: 431 printf("unknown-af "); 432 break; 433 } 434 435 /* destination address */ 436 sa = (struct sockaddr *)(m_daddr + 1); 437 switch (sa->sa_family) { 438 case AF_INET: 439 case AF_INET6: 440 if (getnameinfo(sa, sa->sa_len, NULL, 0, 441 pbuf, sizeof(pbuf), NI_NUMERICSERV) != 0) 442 dport = 0; /*XXX*/ 443 else 444 dport = atoi(pbuf); 445 printf("%s%s ", str_ipaddr(sa), 446 str_prefport(sa->sa_family, 447 m_daddr->sadb_address_prefixlen, dport, 448 m_saddr->sadb_address_proto)); 449 break; 450 default: 451 printf("unknown-af "); 452 break; 453 } 454 455 /* upper layer protocol */ 456 if (m_saddr->sadb_address_proto != 457 m_daddr->sadb_address_proto) { 458 printf("upper layer protocol mismatched.\n"); 459 return; 460 } 461 str_upperspec(m_saddr->sadb_address_proto, sport, dport); 462 } 463 else 464 printf("(no selector, probably per-socket policy) "); 465 466 /* policy */ 467 { 468 char *d_xpl; 469 470 if (m_xpl == NULL) { 471 printf("no X_POLICY extension.\n"); 472 return; 473 } 474 d_xpl = ipsec_dump_policy((char *)m_xpl, "\n\t"); 475 476 /* dump SPD */ 477 printf("\n\t%s\n", d_xpl); 478 free(d_xpl); 479 } 480 481 /* lifetime */ 482 if (m_lftc) { 483 printf("\tcreated: %s ", 484 str_time(m_lftc->sadb_lifetime_addtime)); 485 printf("lastused: %s\n", 486 str_time(m_lftc->sadb_lifetime_usetime)); 487 } 488 if (m_lfth) { 489 printf("\tlifetime: %lu(s) ", 490 (u_long)m_lfth->sadb_lifetime_addtime); 491 printf("validtime: %lu(s)\n", 492 (u_long)m_lfth->sadb_lifetime_usetime); 493 } 494 495 496 printf("\tspid=%ld seq=%ld pid=%ld scope=", 497 (u_long)m_xpl->sadb_x_policy_id, 498 (u_long)m->sadb_msg_seq, 499 (u_long)m->sadb_msg_pid); 500 GETMSGV2S(str_sp_scope, m_xpl->sadb_x_policy_scope); 501 if (m_xpl->sadb_x_policy_scope == IPSEC_POLICYSCOPE_IFNET && 502 if_indextoname(m_xpl->sadb_x_policy_ifindex, pbuf) != NULL) 503 printf("ifname=%s", pbuf); 504 printf("\n"); 505 506 /* XXX TEST */ 507 printf("\trefcnt=%u\n", m->sadb_msg_reserved); 508 509 return; 510 } 511 512 /* 513 * set "ipaddress" to buffer. 514 */ 515 static char * 516 str_ipaddr(struct sockaddr *sa) 517 { 518 static char buf[NI_MAXHOST]; 519 const int niflag = NI_NUMERICHOST; 520 521 if (sa == NULL) 522 return ""; 523 524 if (getnameinfo(sa, sa->sa_len, buf, sizeof(buf), NULL, 0, niflag) == 0) 525 return buf; 526 return NULL; 527 } 528 529 /* 530 * set "/prefix[port number]" to buffer. 531 */ 532 static char * 533 str_prefport(u_int family, u_int pref, u_int port, u_int ulp) 534 { 535 static char buf[128]; 536 char prefbuf[128]; 537 char portbuf[128]; 538 int plen; 539 540 switch (family) { 541 case AF_INET: 542 plen = sizeof(struct in_addr) << 3; 543 break; 544 case AF_INET6: 545 plen = sizeof(struct in6_addr) << 3; 546 break; 547 default: 548 return "?"; 549 } 550 551 if (pref == plen) 552 prefbuf[0] = '\0'; 553 else 554 snprintf(prefbuf, sizeof(prefbuf), "/%u", pref); 555 556 if (ulp == IPPROTO_ICMPV6) 557 memset(portbuf, 0, sizeof(portbuf)); 558 else { 559 if (port == IPSEC_PORT_ANY) 560 snprintf(portbuf, sizeof(portbuf), "[%s]", "any"); 561 else 562 snprintf(portbuf, sizeof(portbuf), "[%u]", port); 563 } 564 565 snprintf(buf, sizeof(buf), "%s%s", prefbuf, portbuf); 566 567 return buf; 568 } 569 570 static void 571 str_upperspec(u_int ulp, u_int p1, u_int p2) 572 { 573 if (ulp == IPSEC_ULPROTO_ANY) 574 printf("any"); 575 else if (ulp == IPPROTO_ICMPV6) { 576 printf("icmp6"); 577 if (!(p1 == IPSEC_PORT_ANY && p2 == IPSEC_PORT_ANY)) 578 printf(" %u,%u", p1, p2); 579 } else { 580 struct protoent *ent; 581 582 switch (ulp) { 583 case IPPROTO_IPV4: 584 printf("ip4"); 585 break; 586 default: 587 ent = getprotobynumber(ulp); 588 if (ent) 589 printf("%s", ent->p_name); 590 else 591 printf("%u", ulp); 592 593 endprotoent(); 594 break; 595 } 596 } 597 } 598 599 /* 600 * set "Mon Day Time Year" to buffer 601 */ 602 static char * 603 str_time(time_t t) 604 { 605 static char buf[128]; 606 607 if (t == 0) { 608 int i = 0; 609 for (;i < 20;) buf[i++] = ' '; 610 } else { 611 char *t0; 612 t0 = ctime(&t); 613 memcpy(buf, t0 + 4, 20); 614 } 615 616 buf[20] = '\0'; 617 618 return(buf); 619 } 620 621 static void 622 str_lifetime_byte(struct sadb_lifetime *x, char *str) 623 { 624 double y; 625 char *unit; 626 int w; 627 628 if (x == NULL) { 629 printf("\t%s: 0(bytes)", str); 630 return; 631 } 632 633 #if 0 634 if ((x->sadb_lifetime_bytes) / 1024 / 1024) { 635 y = (x->sadb_lifetime_bytes) * 1.0 / 1024 / 1024; 636 unit = "M"; 637 w = 1; 638 } else if ((x->sadb_lifetime_bytes) / 1024) { 639 y = (x->sadb_lifetime_bytes) * 1.0 / 1024; 640 unit = "K"; 641 w = 1; 642 } else { 643 y = (x->sadb_lifetime_bytes) * 1.0; 644 unit = ""; 645 w = 0; 646 } 647 #else 648 y = (x->sadb_lifetime_bytes) * 1.0; 649 unit = ""; 650 w = 0; 651 #endif 652 printf("\t%s: %.*f(%sbytes)", str, w, y, unit); 653 } 654