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", },
153 #ifdef SADB_X_AALG_CHACHA20POLY1305
154 { SADB_X_AALG_CHACHA20POLY1305, "chacha20-poly1305", },
159 static struct val2str str_alg_enc[] = {
160 { SADB_EALG_NONE, "none", },
161 { SADB_EALG_NULL, "null", },
162 #ifdef SADB_X_EALG_RC5CBC
163 { SADB_X_EALG_RC5CBC, "rc5-cbc", },
165 #ifdef SADB_X_EALG_AESCBC
166 { SADB_X_EALG_AESCBC, "aes-cbc", },
168 #ifdef SADB_X_EALG_TWOFISHCBC
169 { SADB_X_EALG_TWOFISHCBC, "twofish-cbc", },
171 #ifdef SADB_X_EALG_AESCTR
172 { SADB_X_EALG_AESCTR, "aes-ctr", },
174 #ifdef SADB_X_EALG_AESGCM16
175 { SADB_X_EALG_AESGCM16, "aes-gcm-16", },
177 #ifdef SADB_X_EALG_CHACHA20POLY1305
178 { SADB_X_EALG_CHACHA20POLY1305, "chacha20-poly1305", },
183 static struct val2str str_alg_comp[] = {
184 { SADB_X_CALG_NONE, "none", },
185 { SADB_X_CALG_OUI, "oui", },
186 { SADB_X_CALG_DEFLATE, "deflate", },
187 { SADB_X_CALG_LZS, "lzs", },
191 static struct val2str str_sp_scope[] = {
192 { IPSEC_POLICYSCOPE_GLOBAL, "global" },
193 { IPSEC_POLICYSCOPE_IFNET, "ifnet" },
194 { IPSEC_POLICYSCOPE_PCB, "pcb"},
199 * dump SADB_MSG formatted. For debugging, you should use kdebug_sadb().
202 pfkey_sadump(struct sadb_msg *m)
204 caddr_t mhp[SADB_EXT_MAX + 1];
205 struct sadb_sa *m_sa;
206 struct sadb_x_sa2 *m_sa2;
207 struct sadb_lifetime *m_lftc, *m_lfth, *m_lfts;
208 struct sadb_address *m_saddr, *m_daddr, *m_paddr;
209 struct sadb_key *m_auth, *m_enc;
210 struct sadb_ident *m_sid, *m_did;
211 struct sadb_sens *m_sens;
212 struct sadb_x_sa_replay *m_sa_replay;
213 struct sadb_x_nat_t_type *natt_type;
214 struct sadb_x_nat_t_port *natt_sport, *natt_dport;
215 struct sadb_address *natt_oai, *natt_oar;
217 /* check pfkey message. */
218 if (pfkey_align(m, mhp)) {
219 printf("%s\n", ipsec_strerror());
222 if (pfkey_check(mhp)) {
223 printf("%s\n", ipsec_strerror());
227 m_sa = (struct sadb_sa *)mhp[SADB_EXT_SA];
228 m_sa2 = (struct sadb_x_sa2 *)mhp[SADB_X_EXT_SA2];
229 m_lftc = (struct sadb_lifetime *)mhp[SADB_EXT_LIFETIME_CURRENT];
230 m_lfth = (struct sadb_lifetime *)mhp[SADB_EXT_LIFETIME_HARD];
231 m_lfts = (struct sadb_lifetime *)mhp[SADB_EXT_LIFETIME_SOFT];
232 m_saddr = (struct sadb_address *)mhp[SADB_EXT_ADDRESS_SRC];
233 m_daddr = (struct sadb_address *)mhp[SADB_EXT_ADDRESS_DST];
234 m_paddr = (struct sadb_address *)mhp[SADB_EXT_ADDRESS_PROXY];
235 m_auth = (struct sadb_key *)mhp[SADB_EXT_KEY_AUTH];
236 m_enc = (struct sadb_key *)mhp[SADB_EXT_KEY_ENCRYPT];
237 m_sid = (struct sadb_ident *)mhp[SADB_EXT_IDENTITY_SRC];
238 m_did = (struct sadb_ident *)mhp[SADB_EXT_IDENTITY_DST];
239 m_sens = (struct sadb_sens *)mhp[SADB_EXT_SENSITIVITY];
240 m_sa_replay = (struct sadb_x_sa_replay *)mhp[SADB_X_EXT_SA_REPLAY];
241 natt_type = (struct sadb_x_nat_t_type *)mhp[SADB_X_EXT_NAT_T_TYPE];
242 natt_sport = (struct sadb_x_nat_t_port *)mhp[SADB_X_EXT_NAT_T_SPORT];
243 natt_dport = (struct sadb_x_nat_t_port *)mhp[SADB_X_EXT_NAT_T_DPORT];
244 natt_oai = (struct sadb_address *)mhp[SADB_X_EXT_NAT_T_OAI];
245 natt_oar = (struct sadb_address *)mhp[SADB_X_EXT_NAT_T_OAR];
249 if (m_saddr == NULL) {
250 printf("no ADDRESS_SRC extension.\n");
253 printf("%s", str_ipaddr((struct sockaddr *)(m_saddr + 1)));
254 if (natt_type != NULL && natt_sport != NULL)
255 printf("[%u]", ntohs(natt_sport->sadb_x_nat_t_port_port));
257 /* destination address */
258 if (m_daddr == NULL) {
259 printf("\nno ADDRESS_DST extension.\n");
262 printf(" %s", str_ipaddr((struct sockaddr *)(m_daddr + 1)));
263 if (natt_type != NULL && natt_dport != NULL)
264 printf("[%u]", ntohs(natt_dport->sadb_x_nat_t_port_port));
268 printf("\nno SA extension.\n");
272 printf("\nno SA2 extension.\n");
277 if (m->sadb_msg_satype == SADB_SATYPE_ESP && natt_type != NULL)
280 GETMSGSTR(str_satype, m->sadb_msg_satype);
283 GETMSGSTR(str_mode, m_sa2->sadb_x_sa2_mode);
285 printf("spi=%u(0x%08x) reqid=%u(0x%08x)\n",
286 (u_int32_t)ntohl(m_sa->sadb_sa_spi),
287 (u_int32_t)ntohl(m_sa->sadb_sa_spi),
288 (u_int32_t)m_sa2->sadb_x_sa2_reqid,
289 (u_int32_t)m_sa2->sadb_x_sa2_reqid);
291 /* other NAT-T information */
292 if (natt_type != NULL && (natt_oai != NULL || natt_oar != NULL)) {
294 if (natt_oai != NULL)
296 str_ipaddr((struct sockaddr *)(natt_oai + 1)));
297 if (natt_oar != NULL)
299 str_ipaddr((struct sockaddr *)(natt_oar + 1)));
304 if (m->sadb_msg_satype == SADB_X_SATYPE_IPCOMP) {
306 GETMSGV2S(str_alg_comp, m_sa->sadb_sa_encrypt);
307 } else if (m->sadb_msg_satype == SADB_SATYPE_ESP) {
310 GETMSGV2S(str_alg_enc, m_sa->sadb_sa_encrypt);
311 ipsec_hexdump((caddr_t)m_enc + sizeof(*m_enc),
312 m_enc->sadb_key_bits / 8);
317 /* authentication key */
318 if (m_auth != NULL) {
320 GETMSGV2S(str_alg_auth, m_sa->sadb_sa_auth);
321 ipsec_hexdump((caddr_t)m_auth + sizeof(*m_auth),
322 m_auth->sadb_key_bits / 8);
326 /* replay windoe size & flags */
327 printf("\tseq=0x%08x replay=%u flags=0x%08x ",
328 m_sa2->sadb_x_sa2_sequence,
329 m_sa_replay ? (m_sa_replay->sadb_x_sa_replay_replay >> 3) :
330 m_sa->sadb_sa_replay,
331 m_sa->sadb_sa_flags);
335 GETMSGSTR(str_state, m_sa->sadb_sa_state);
339 if (m_lftc != NULL) {
340 time_t tmp_time = time(0);
342 printf("\tcreated: %s",
343 str_time(m_lftc->sadb_lifetime_addtime));
344 printf("\tcurrent: %s\n", str_time(tmp_time));
345 printf("\tdiff: %lu(s)",
346 (u_long)(m_lftc->sadb_lifetime_addtime == 0 ?
347 0 : (tmp_time - m_lftc->sadb_lifetime_addtime)));
349 printf("\thard: %lu(s)",
350 (u_long)(m_lfth == NULL ?
351 0 : m_lfth->sadb_lifetime_addtime));
352 printf("\tsoft: %lu(s)\n",
353 (u_long)(m_lfts == NULL ?
354 0 : m_lfts->sadb_lifetime_addtime));
357 str_time(m_lftc->sadb_lifetime_usetime));
358 printf("\thard: %lu(s)",
359 (u_long)(m_lfth == NULL ?
360 0 : m_lfth->sadb_lifetime_usetime));
361 printf("\tsoft: %lu(s)\n",
362 (u_long)(m_lfts == NULL ?
363 0 : m_lfts->sadb_lifetime_usetime));
365 str_lifetime_byte(m_lftc, "current");
366 str_lifetime_byte(m_lfth, "hard");
367 str_lifetime_byte(m_lfts, "soft");
370 printf("\tallocated: %lu",
371 (unsigned long)m_lftc->sadb_lifetime_allocations);
372 printf("\thard: %lu",
373 (u_long)(m_lfth == NULL ?
374 0 : m_lfth->sadb_lifetime_allocations));
375 printf("\tsoft: %lu\n",
376 (u_long)(m_lfts == NULL ?
377 0 : m_lfts->sadb_lifetime_allocations));
380 printf("\tsadb_seq=%lu pid=%lu ",
381 (u_long)m->sadb_msg_seq,
382 (u_long)m->sadb_msg_pid);
385 printf("refcnt=%u\n", m->sadb_msg_reserved);
391 pfkey_spdump(struct sadb_msg *m)
393 char pbuf[NI_MAXSERV];
394 caddr_t mhp[SADB_EXT_MAX + 1];
395 struct sadb_address *m_saddr, *m_daddr;
396 struct sadb_x_policy *m_xpl;
397 struct sadb_lifetime *m_lftc = NULL, *m_lfth = NULL;
399 u_int16_t sport = 0, dport = 0;
401 /* check pfkey message. */
402 if (pfkey_align(m, mhp)) {
403 printf("%s\n", ipsec_strerror());
406 if (pfkey_check(mhp)) {
407 printf("%s\n", ipsec_strerror());
411 m_saddr = (struct sadb_address *)mhp[SADB_EXT_ADDRESS_SRC];
412 m_daddr = (struct sadb_address *)mhp[SADB_EXT_ADDRESS_DST];
413 m_xpl = (struct sadb_x_policy *)mhp[SADB_X_EXT_POLICY];
414 m_lftc = (struct sadb_lifetime *)mhp[SADB_EXT_LIFETIME_CURRENT];
415 m_lfth = (struct sadb_lifetime *)mhp[SADB_EXT_LIFETIME_HARD];
417 if (m_saddr && m_daddr) {
419 sa = (struct sockaddr *)(m_saddr + 1);
420 switch (sa->sa_family) {
423 if (getnameinfo(sa, sa->sa_len, NULL, 0,
424 pbuf, sizeof(pbuf), NI_NUMERICSERV) != 0)
428 printf("%s%s ", str_ipaddr(sa),
429 str_prefport(sa->sa_family,
430 m_saddr->sadb_address_prefixlen, sport,
431 m_saddr->sadb_address_proto));
434 printf("unknown-af ");
438 /* destination address */
439 sa = (struct sockaddr *)(m_daddr + 1);
440 switch (sa->sa_family) {
443 if (getnameinfo(sa, sa->sa_len, NULL, 0,
444 pbuf, sizeof(pbuf), NI_NUMERICSERV) != 0)
448 printf("%s%s ", str_ipaddr(sa),
449 str_prefport(sa->sa_family,
450 m_daddr->sadb_address_prefixlen, dport,
451 m_saddr->sadb_address_proto));
454 printf("unknown-af ");
458 /* upper layer protocol */
459 if (m_saddr->sadb_address_proto !=
460 m_daddr->sadb_address_proto) {
461 printf("upper layer protocol mismatched.\n");
464 str_upperspec(m_saddr->sadb_address_proto, sport, dport);
467 printf("(no selector, probably per-socket policy) ");
474 printf("no X_POLICY extension.\n");
477 d_xpl = ipsec_dump_policy((char *)m_xpl, "\n\t");
480 printf("\n\t%s\n", d_xpl);
486 printf("\tcreated: %s ",
487 str_time(m_lftc->sadb_lifetime_addtime));
488 printf("lastused: %s\n",
489 str_time(m_lftc->sadb_lifetime_usetime));
492 printf("\tlifetime: %lu(s) ",
493 (u_long)m_lfth->sadb_lifetime_addtime);
494 printf("validtime: %lu(s)\n",
495 (u_long)m_lfth->sadb_lifetime_usetime);
499 printf("\tspid=%ld seq=%ld pid=%ld scope=",
500 (u_long)m_xpl->sadb_x_policy_id,
501 (u_long)m->sadb_msg_seq,
502 (u_long)m->sadb_msg_pid);
503 GETMSGV2S(str_sp_scope, m_xpl->sadb_x_policy_scope);
504 if (m_xpl->sadb_x_policy_scope == IPSEC_POLICYSCOPE_IFNET &&
505 if_indextoname(m_xpl->sadb_x_policy_ifindex, pbuf) != NULL)
506 printf("ifname=%s", pbuf);
510 printf("\trefcnt=%u\n", m->sadb_msg_reserved);
516 * set "ipaddress" to buffer.
519 str_ipaddr(struct sockaddr *sa)
521 static char buf[NI_MAXHOST];
522 const int niflag = NI_NUMERICHOST;
527 if (getnameinfo(sa, sa->sa_len, buf, sizeof(buf), NULL, 0, niflag) == 0)
533 * set "/prefix[port number]" to buffer.
536 str_prefport(u_int family, u_int pref, u_int port, u_int ulp)
538 static char buf[128];
545 plen = sizeof(struct in_addr) << 3;
548 plen = sizeof(struct in6_addr) << 3;
557 snprintf(prefbuf, sizeof(prefbuf), "/%u", pref);
559 if (ulp == IPPROTO_ICMPV6)
560 memset(portbuf, 0, sizeof(portbuf));
562 if (port == IPSEC_PORT_ANY)
563 snprintf(portbuf, sizeof(portbuf), "[%s]", "any");
565 snprintf(portbuf, sizeof(portbuf), "[%u]", port);
568 snprintf(buf, sizeof(buf), "%s%s", prefbuf, portbuf);
574 str_upperspec(u_int ulp, u_int p1, u_int p2)
576 if (ulp == IPSEC_ULPROTO_ANY)
578 else if (ulp == IPPROTO_ICMPV6) {
580 if (!(p1 == IPSEC_PORT_ANY && p2 == IPSEC_PORT_ANY))
581 printf(" %u,%u", p1, p2);
583 struct protoent *ent;
590 ent = getprotobynumber(ulp);
592 printf("%s", ent->p_name);
603 * set "Mon Day Time Year" to buffer
608 static char buf[128];
612 for (;i < 20;) buf[i++] = ' ';
616 memcpy(buf, t0 + 4, 20);
625 str_lifetime_byte(struct sadb_lifetime *x, char *str)
632 printf("\t%s: 0(bytes)", str);
637 if ((x->sadb_lifetime_bytes) / 1024 / 1024) {
638 y = (x->sadb_lifetime_bytes) * 1.0 / 1024 / 1024;
641 } else if ((x->sadb_lifetime_bytes) / 1024) {
642 y = (x->sadb_lifetime_bytes) * 1.0 / 1024;
646 y = (x->sadb_lifetime_bytes) * 1.0;
651 y = (x->sadb_lifetime_bytes) * 1.0;
655 printf("\t%s: %.*f(%sbytes)", str, w, y, unit);