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
pfkey_sadump(struct sadb_msg * m)225 pfkey_sadump(struct sadb_msg *m)
226 {
227 pfkey_sadump1(m, 0);
228 }
229
230 void
pfkey_sadump_withports(struct sadb_msg * m)231 pfkey_sadump_withports(struct sadb_msg *m)
232 {
233 pfkey_sadump1(m, 1);
234 }
235
236 void
pfkey_sadump1(struct sadb_msg * m,int withports)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
pfkey_spdump(struct sadb_msg * m)483 pfkey_spdump(struct sadb_msg *m)
484 {
485 pfkey_spdump1(m, 0);
486 }
487
488 void
pfkey_spdump_withports(struct sadb_msg * m)489 pfkey_spdump_withports(struct sadb_msg *m)
490 {
491 pfkey_spdump1(m, 1);
492 }
493
494 static void
pfkey_spdump1(struct sadb_msg * m,int withports)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 *
str_ipaddr(struct sockaddr * sa)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 *
str_ipport(struct sockaddr * sa)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 *
str_prefport(u_int family,u_int pref,u_int port,u_int ulp)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
str_upperspec(u_int ulp,u_int p1,u_int p2)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 *
str_time(time_t t)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
str_lifetime_byte(struct sadb_lifetime * x,const char * str)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