1 /* $KAME: pfkey_dump.c,v 1.45 2003/09/08 10:14:56 itojun Exp $ */
4 * SPDX-License-Identifier: BSD-3-Clause
6 * Copyright (C) 1995, 1996, 1997, 1998, and 1999 WIDE Project.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
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.
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
34 #include <sys/cdefs.h>
35 __FBSDID("$FreeBSD$");
37 #include <sys/types.h>
38 #include <sys/param.h>
39 #include <sys/socket.h>
41 #include <net/pfkeyv2.h>
42 #include <netipsec/ipsec.h>
43 #include <netipsec/key_var.h>
44 #include <netipsec/key_debug.h>
46 #include <netinet/in.h>
47 #include <arpa/inet.h>
56 #include "ipsec_strerror.h"
59 /* cope with old kame headers - ugly */
60 #ifndef SADB_X_AALG_NULL
61 #define SADB_X_AALG_NULL SADB_AALG_NULL
64 #ifndef SADB_X_EALG_RC5CBC
65 #ifdef SADB_EALG_RC5CBC
66 #define SADB_X_EALG_RC5CBC SADB_EALG_RC5CBC
70 #define GETMSGSTR(str, num) \
72 if (sizeof((str)[0]) == 0 \
73 || num >= sizeof(str)/sizeof((str)[0])) \
74 printf("%u ", (num)); \
75 else if (strlen((str)[(num)]) == 0) \
76 printf("%u ", (num)); \
78 printf("%s ", (str)[(num)]); \
81 #define GETMSGV2S(v2s, num) \
84 for (p = (v2s); p && p->str; p++) { \
85 if (p->val == (num)) \
89 printf("%s ", p->str); \
91 printf("%u ", (num)); \
94 static char *str_ipaddr(struct sockaddr *);
95 static char *str_prefport(u_int, u_int, u_int, u_int);
96 static void str_upperspec(u_int, u_int, u_int);
97 static char *str_time(time_t);
98 static void str_lifetime_byte(struct sadb_lifetime *, char *);
106 * Must to be re-written about following strings.
108 static char *str_satype[] = {
123 static char *str_mode[] = {
129 static char *str_state[] = {
136 static struct val2str str_alg_auth[] = {
137 { SADB_AALG_NONE, "none", },
138 { SADB_AALG_SHA1HMAC, "hmac-sha1", },
139 { SADB_X_AALG_NULL, "null", },
140 { SADB_X_AALG_TCP_MD5, "tcp-md5", },
141 #ifdef SADB_X_AALG_SHA2_256
142 { SADB_X_AALG_SHA2_256, "hmac-sha2-256", },
144 #ifdef SADB_X_AALG_SHA2_384
145 { SADB_X_AALG_SHA2_384, "hmac-sha2-384", },
147 #ifdef SADB_X_AALG_SHA2_512
148 { SADB_X_AALG_SHA2_512, "hmac-sha2-512", },
150 #ifdef SADB_X_AALG_AES_XCBC_MAC
151 { SADB_X_AALG_AES_XCBC_MAC, "aes-xcbc-mac", },
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", },
162 #ifdef SADB_X_EALG_AESCBC
163 { SADB_X_EALG_AESCBC, "aes-cbc", },
165 #ifdef SADB_X_EALG_TWOFISHCBC
166 { SADB_X_EALG_TWOFISHCBC, "twofish-cbc", },
168 #ifdef SADB_X_EALG_AESCTR
169 { SADB_X_EALG_AESCTR, "aes-ctr", },
171 #ifdef SADB_X_EALG_AESGCM16
172 { SADB_X_EALG_AESGCM16, "aes-gcm-16", },
177 static struct val2str str_alg_comp[] = {
178 { SADB_X_CALG_NONE, "none", },
179 { SADB_X_CALG_OUI, "oui", },
180 { SADB_X_CALG_DEFLATE, "deflate", },
181 { SADB_X_CALG_LZS, "lzs", },
185 static struct val2str str_sp_scope[] = {
186 { IPSEC_POLICYSCOPE_GLOBAL, "global" },
187 { IPSEC_POLICYSCOPE_IFNET, "ifnet" },
188 { IPSEC_POLICYSCOPE_PCB, "pcb"},
193 * dump SADB_MSG formated. For debugging, you should use kdebug_sadb().
199 caddr_t mhp[SADB_EXT_MAX + 1];
200 struct sadb_sa *m_sa;
201 struct sadb_x_sa2 *m_sa2;
202 struct sadb_lifetime *m_lftc, *m_lfth, *m_lfts;
203 struct sadb_address *m_saddr, *m_daddr, *m_paddr;
204 struct sadb_key *m_auth, *m_enc;
205 struct sadb_ident *m_sid, *m_did;
206 struct sadb_sens *m_sens;
207 struct sadb_x_sa_replay *m_sa_replay;
208 struct sadb_x_nat_t_type *natt_type;
209 struct sadb_x_nat_t_port *natt_sport, *natt_dport;
210 struct sadb_address *natt_oai, *natt_oar;
212 /* check pfkey message. */
213 if (pfkey_align(m, mhp)) {
214 printf("%s\n", ipsec_strerror());
217 if (pfkey_check(mhp)) {
218 printf("%s\n", ipsec_strerror());
222 m_sa = (struct sadb_sa *)mhp[SADB_EXT_SA];
223 m_sa2 = (struct sadb_x_sa2 *)mhp[SADB_X_EXT_SA2];
224 m_lftc = (struct sadb_lifetime *)mhp[SADB_EXT_LIFETIME_CURRENT];
225 m_lfth = (struct sadb_lifetime *)mhp[SADB_EXT_LIFETIME_HARD];
226 m_lfts = (struct sadb_lifetime *)mhp[SADB_EXT_LIFETIME_SOFT];
227 m_saddr = (struct sadb_address *)mhp[SADB_EXT_ADDRESS_SRC];
228 m_daddr = (struct sadb_address *)mhp[SADB_EXT_ADDRESS_DST];
229 m_paddr = (struct sadb_address *)mhp[SADB_EXT_ADDRESS_PROXY];
230 m_auth = (struct sadb_key *)mhp[SADB_EXT_KEY_AUTH];
231 m_enc = (struct sadb_key *)mhp[SADB_EXT_KEY_ENCRYPT];
232 m_sid = (struct sadb_ident *)mhp[SADB_EXT_IDENTITY_SRC];
233 m_did = (struct sadb_ident *)mhp[SADB_EXT_IDENTITY_DST];
234 m_sens = (struct sadb_sens *)mhp[SADB_EXT_SENSITIVITY];
235 m_sa_replay = (struct sadb_x_sa_replay *)mhp[SADB_X_EXT_SA_REPLAY];
236 natt_type = (struct sadb_x_nat_t_type *)mhp[SADB_X_EXT_NAT_T_TYPE];
237 natt_sport = (struct sadb_x_nat_t_port *)mhp[SADB_X_EXT_NAT_T_SPORT];
238 natt_dport = (struct sadb_x_nat_t_port *)mhp[SADB_X_EXT_NAT_T_DPORT];
239 natt_oai = (struct sadb_address *)mhp[SADB_X_EXT_NAT_T_OAI];
240 natt_oar = (struct sadb_address *)mhp[SADB_X_EXT_NAT_T_OAR];
244 if (m_saddr == NULL) {
245 printf("no ADDRESS_SRC extension.\n");
248 printf("%s", str_ipaddr((struct sockaddr *)(m_saddr + 1)));
249 if (natt_type != NULL && natt_sport != NULL)
250 printf("[%u]", ntohs(natt_sport->sadb_x_nat_t_port_port));
252 /* destination address */
253 if (m_daddr == NULL) {
254 printf("\nno ADDRESS_DST extension.\n");
257 printf(" %s", str_ipaddr((struct sockaddr *)(m_daddr + 1)));
258 if (natt_type != NULL && natt_dport != NULL)
259 printf("[%u]", ntohs(natt_dport->sadb_x_nat_t_port_port));
263 printf("\nno SA extension.\n");
267 printf("\nno SA2 extension.\n");
272 if (m->sadb_msg_satype == SADB_SATYPE_ESP && natt_type != NULL)
275 GETMSGSTR(str_satype, m->sadb_msg_satype);
278 GETMSGSTR(str_mode, m_sa2->sadb_x_sa2_mode);
280 printf("spi=%u(0x%08x) reqid=%u(0x%08x)\n",
281 (u_int32_t)ntohl(m_sa->sadb_sa_spi),
282 (u_int32_t)ntohl(m_sa->sadb_sa_spi),
283 (u_int32_t)m_sa2->sadb_x_sa2_reqid,
284 (u_int32_t)m_sa2->sadb_x_sa2_reqid);
286 /* other NAT-T information */
287 if (natt_type != NULL && (natt_oai != NULL || natt_oar != NULL)) {
289 if (natt_oai != NULL)
291 str_ipaddr((struct sockaddr *)(natt_oai + 1)));
292 if (natt_oar != NULL)
294 str_ipaddr((struct sockaddr *)(natt_oar + 1)));
299 if (m->sadb_msg_satype == SADB_X_SATYPE_IPCOMP) {
301 GETMSGV2S(str_alg_comp, m_sa->sadb_sa_encrypt);
302 } else if (m->sadb_msg_satype == SADB_SATYPE_ESP) {
305 GETMSGV2S(str_alg_enc, m_sa->sadb_sa_encrypt);
306 ipsec_hexdump((caddr_t)m_enc + sizeof(*m_enc),
307 m_enc->sadb_key_bits / 8);
312 /* authentication key */
313 if (m_auth != NULL) {
315 GETMSGV2S(str_alg_auth, m_sa->sadb_sa_auth);
316 ipsec_hexdump((caddr_t)m_auth + sizeof(*m_auth),
317 m_auth->sadb_key_bits / 8);
321 /* replay windoe size & flags */
322 printf("\tseq=0x%08x replay=%u flags=0x%08x ",
323 m_sa2->sadb_x_sa2_sequence,
324 m_sa_replay ? (m_sa_replay->sadb_x_sa_replay_replay >> 3) :
325 m_sa->sadb_sa_replay,
326 m_sa->sadb_sa_flags);
330 GETMSGSTR(str_state, m_sa->sadb_sa_state);
334 if (m_lftc != NULL) {
335 time_t tmp_time = time(0);
337 printf("\tcreated: %s",
338 str_time(m_lftc->sadb_lifetime_addtime));
339 printf("\tcurrent: %s\n", str_time(tmp_time));
340 printf("\tdiff: %lu(s)",
341 (u_long)(m_lftc->sadb_lifetime_addtime == 0 ?
342 0 : (tmp_time - m_lftc->sadb_lifetime_addtime)));
344 printf("\thard: %lu(s)",
345 (u_long)(m_lfth == NULL ?
346 0 : m_lfth->sadb_lifetime_addtime));
347 printf("\tsoft: %lu(s)\n",
348 (u_long)(m_lfts == NULL ?
349 0 : m_lfts->sadb_lifetime_addtime));
352 str_time(m_lftc->sadb_lifetime_usetime));
353 printf("\thard: %lu(s)",
354 (u_long)(m_lfth == NULL ?
355 0 : m_lfth->sadb_lifetime_usetime));
356 printf("\tsoft: %lu(s)\n",
357 (u_long)(m_lfts == NULL ?
358 0 : m_lfts->sadb_lifetime_usetime));
360 str_lifetime_byte(m_lftc, "current");
361 str_lifetime_byte(m_lfth, "hard");
362 str_lifetime_byte(m_lfts, "soft");
365 printf("\tallocated: %lu",
366 (unsigned long)m_lftc->sadb_lifetime_allocations);
367 printf("\thard: %lu",
368 (u_long)(m_lfth == NULL ?
369 0 : m_lfth->sadb_lifetime_allocations));
370 printf("\tsoft: %lu\n",
371 (u_long)(m_lfts == NULL ?
372 0 : m_lfts->sadb_lifetime_allocations));
375 printf("\tsadb_seq=%lu pid=%lu ",
376 (u_long)m->sadb_msg_seq,
377 (u_long)m->sadb_msg_pid);
380 printf("refcnt=%u\n", m->sadb_msg_reserved);
386 pfkey_spdump(struct sadb_msg *m)
388 char pbuf[NI_MAXSERV];
389 caddr_t mhp[SADB_EXT_MAX + 1];
390 struct sadb_address *m_saddr, *m_daddr;
391 struct sadb_x_policy *m_xpl;
392 struct sadb_lifetime *m_lftc = NULL, *m_lfth = NULL;
394 u_int16_t sport = 0, dport = 0;
396 /* check pfkey message. */
397 if (pfkey_align(m, mhp)) {
398 printf("%s\n", ipsec_strerror());
401 if (pfkey_check(mhp)) {
402 printf("%s\n", ipsec_strerror());
406 m_saddr = (struct sadb_address *)mhp[SADB_EXT_ADDRESS_SRC];
407 m_daddr = (struct sadb_address *)mhp[SADB_EXT_ADDRESS_DST];
408 m_xpl = (struct sadb_x_policy *)mhp[SADB_X_EXT_POLICY];
409 m_lftc = (struct sadb_lifetime *)mhp[SADB_EXT_LIFETIME_CURRENT];
410 m_lfth = (struct sadb_lifetime *)mhp[SADB_EXT_LIFETIME_HARD];
412 if (m_saddr && m_daddr) {
414 sa = (struct sockaddr *)(m_saddr + 1);
415 switch (sa->sa_family) {
418 if (getnameinfo(sa, sa->sa_len, NULL, 0,
419 pbuf, sizeof(pbuf), NI_NUMERICSERV) != 0)
423 printf("%s%s ", str_ipaddr(sa),
424 str_prefport(sa->sa_family,
425 m_saddr->sadb_address_prefixlen, sport,
426 m_saddr->sadb_address_proto));
429 printf("unknown-af ");
433 /* destination address */
434 sa = (struct sockaddr *)(m_daddr + 1);
435 switch (sa->sa_family) {
438 if (getnameinfo(sa, sa->sa_len, NULL, 0,
439 pbuf, sizeof(pbuf), NI_NUMERICSERV) != 0)
443 printf("%s%s ", str_ipaddr(sa),
444 str_prefport(sa->sa_family,
445 m_daddr->sadb_address_prefixlen, dport,
446 m_saddr->sadb_address_proto));
449 printf("unknown-af ");
453 /* upper layer protocol */
454 if (m_saddr->sadb_address_proto !=
455 m_daddr->sadb_address_proto) {
456 printf("upper layer protocol mismatched.\n");
459 str_upperspec(m_saddr->sadb_address_proto, sport, dport);
462 printf("(no selector, probably per-socket policy) ");
469 printf("no X_POLICY extension.\n");
472 d_xpl = ipsec_dump_policy((char *)m_xpl, "\n\t");
475 printf("\n\t%s\n", d_xpl);
481 printf("\tcreated: %s ",
482 str_time(m_lftc->sadb_lifetime_addtime));
483 printf("lastused: %s\n",
484 str_time(m_lftc->sadb_lifetime_usetime));
487 printf("\tlifetime: %lu(s) ",
488 (u_long)m_lfth->sadb_lifetime_addtime);
489 printf("validtime: %lu(s)\n",
490 (u_long)m_lfth->sadb_lifetime_usetime);
494 printf("\tspid=%ld seq=%ld pid=%ld scope=",
495 (u_long)m_xpl->sadb_x_policy_id,
496 (u_long)m->sadb_msg_seq,
497 (u_long)m->sadb_msg_pid);
498 GETMSGV2S(str_sp_scope, m_xpl->sadb_x_policy_scope);
499 if (m_xpl->sadb_x_policy_scope == IPSEC_POLICYSCOPE_IFNET &&
500 if_indextoname(m_xpl->sadb_x_policy_ifindex, pbuf) != NULL)
501 printf("ifname=%s", pbuf);
505 printf("\trefcnt=%u\n", m->sadb_msg_reserved);
511 * set "ipaddress" to buffer.
517 static char buf[NI_MAXHOST];
518 const int niflag = NI_NUMERICHOST;
523 if (getnameinfo(sa, sa->sa_len, buf, sizeof(buf), NULL, 0, niflag) == 0)
529 * set "/prefix[port number]" to buffer.
532 str_prefport(family, pref, port, ulp)
533 u_int family, pref, port, ulp;
535 static char buf[128];
542 plen = sizeof(struct in_addr) << 3;
545 plen = sizeof(struct in6_addr) << 3;
554 snprintf(prefbuf, sizeof(prefbuf), "/%u", pref);
556 if (ulp == IPPROTO_ICMPV6)
557 memset(portbuf, 0, sizeof(portbuf));
559 if (port == IPSEC_PORT_ANY)
560 snprintf(portbuf, sizeof(portbuf), "[%s]", "any");
562 snprintf(portbuf, sizeof(portbuf), "[%u]", port);
565 snprintf(buf, sizeof(buf), "%s%s", prefbuf, portbuf);
571 str_upperspec(ulp, p1, p2)
574 if (ulp == IPSEC_ULPROTO_ANY)
576 else if (ulp == IPPROTO_ICMPV6) {
578 if (!(p1 == IPSEC_PORT_ANY && p2 == IPSEC_PORT_ANY))
579 printf(" %u,%u", p1, p2);
581 struct protoent *ent;
588 ent = getprotobynumber(ulp);
590 printf("%s", ent->p_name);
601 * set "Mon Day Time Year" to buffer
607 static char buf[128];
611 for (;i < 20;) buf[i++] = ' ';
615 memcpy(buf, t0 + 4, 20);
624 str_lifetime_byte(x, str)
625 struct sadb_lifetime *x;
633 printf("\t%s: 0(bytes)", str);
638 if ((x->sadb_lifetime_bytes) / 1024 / 1024) {
639 y = (x->sadb_lifetime_bytes) * 1.0 / 1024 / 1024;
642 } else if ((x->sadb_lifetime_bytes) / 1024) {
643 y = (x->sadb_lifetime_bytes) * 1.0 / 1024;
647 y = (x->sadb_lifetime_bytes) * 1.0;
652 y = (x->sadb_lifetime_bytes) * 1.0;
656 printf("\t%s: %.*f(%sbytes)", str, w, y, unit);