2 /* $KAME: key_debug.c,v 1.26 2001/06/27 10:46:50 sakane Exp $ */
5 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. Neither the name of the project nor the names of its contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
20 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 #include "opt_inet6.h"
36 #include "opt_ipsec.h"
39 #include <sys/param.h>
41 #include <sys/systm.h>
43 #include <sys/malloc.h>
45 #include <sys/mutex.h>
46 #include <sys/queue.h>
48 #include <sys/socket.h>
52 #include <netipsec/key_var.h>
53 #include <netipsec/key_debug.h>
55 #include <netinet/in.h>
56 #include <netipsec/ipsec.h>
58 #include <netipsec/keydb.h>
67 static void kdebug_sadb_prop(struct sadb_ext *);
68 static void kdebug_sadb_identity(struct sadb_ext *);
69 static void kdebug_sadb_supported(struct sadb_ext *);
70 static void kdebug_sadb_lifetime(struct sadb_ext *);
71 static void kdebug_sadb_sa(struct sadb_ext *);
72 static void kdebug_sadb_address(struct sadb_ext *);
73 static void kdebug_sadb_key(struct sadb_ext *);
74 static void kdebug_sadb_x_sa2(struct sadb_ext *);
77 static void kdebug_secreplay(struct secreplay *);
81 #define panic(fmt, ...) { printf(fmt, ## __VA_ARGS__); exit(-1); }
84 /* NOTE: host byte order */
86 /* %%%: about struct sadb_msg */
88 kdebug_sadb(struct sadb_msg *base)
95 panic("%s: NULL pointer was passed.\n", __func__);
97 printf("sadb_msg{ version=%u type=%u errno=%u satype=%u\n",
98 base->sadb_msg_version, base->sadb_msg_type,
99 base->sadb_msg_errno, base->sadb_msg_satype);
100 printf(" len=%u reserved=%u seq=%u pid=%u\n",
101 base->sadb_msg_len, base->sadb_msg_reserved,
102 base->sadb_msg_seq, base->sadb_msg_pid);
104 tlen = PFKEY_UNUNIT64(base->sadb_msg_len) - sizeof(struct sadb_msg);
105 ext = (struct sadb_ext *)((caddr_t)base + sizeof(struct sadb_msg));
108 printf("sadb_ext{ len=%u type=%u }\n",
109 ext->sadb_ext_len, ext->sadb_ext_type);
111 if (ext->sadb_ext_len == 0) {
112 printf("%s: invalid ext_len=0 was passed.\n", __func__);
115 if (ext->sadb_ext_len > tlen) {
116 printf("%s: ext_len too big (%u > %u).\n",
117 __func__, ext->sadb_ext_len, tlen);
121 switch (ext->sadb_ext_type) {
125 case SADB_EXT_LIFETIME_CURRENT:
126 case SADB_EXT_LIFETIME_HARD:
127 case SADB_EXT_LIFETIME_SOFT:
128 kdebug_sadb_lifetime(ext);
130 case SADB_EXT_ADDRESS_SRC:
131 case SADB_EXT_ADDRESS_DST:
132 case SADB_EXT_ADDRESS_PROXY:
133 kdebug_sadb_address(ext);
135 case SADB_EXT_KEY_AUTH:
136 case SADB_EXT_KEY_ENCRYPT:
137 kdebug_sadb_key(ext);
139 case SADB_EXT_IDENTITY_SRC:
140 case SADB_EXT_IDENTITY_DST:
141 kdebug_sadb_identity(ext);
143 case SADB_EXT_SENSITIVITY:
145 case SADB_EXT_PROPOSAL:
146 kdebug_sadb_prop(ext);
148 case SADB_EXT_SUPPORTED_AUTH:
149 case SADB_EXT_SUPPORTED_ENCRYPT:
150 kdebug_sadb_supported(ext);
152 case SADB_EXT_SPIRANGE:
153 case SADB_X_EXT_KMPRIVATE:
155 case SADB_X_EXT_POLICY:
156 kdebug_sadb_x_policy(ext);
159 kdebug_sadb_x_sa2(ext);
162 printf("%s: invalid ext_type %u\n", __func__,
167 extlen = PFKEY_UNUNIT64(ext->sadb_ext_len);
169 ext = (struct sadb_ext *)((caddr_t)ext + extlen);
176 kdebug_sadb_prop(struct sadb_ext *ext)
178 struct sadb_prop *prop = (struct sadb_prop *)ext;
179 struct sadb_comb *comb;
184 panic("%s: NULL pointer was passed.\n", __func__);
186 len = (PFKEY_UNUNIT64(prop->sadb_prop_len) - sizeof(*prop))
188 comb = (struct sadb_comb *)(prop + 1);
189 printf("sadb_prop{ replay=%u\n", prop->sadb_prop_replay);
192 printf("sadb_comb{ auth=%u encrypt=%u "
193 "flags=0x%04x reserved=0x%08x\n",
194 comb->sadb_comb_auth, comb->sadb_comb_encrypt,
195 comb->sadb_comb_flags, comb->sadb_comb_reserved);
197 printf(" auth_minbits=%u auth_maxbits=%u "
198 "encrypt_minbits=%u encrypt_maxbits=%u\n",
199 comb->sadb_comb_auth_minbits,
200 comb->sadb_comb_auth_maxbits,
201 comb->sadb_comb_encrypt_minbits,
202 comb->sadb_comb_encrypt_maxbits);
204 printf(" soft_alloc=%u hard_alloc=%u "
205 "soft_bytes=%lu hard_bytes=%lu\n",
206 comb->sadb_comb_soft_allocations,
207 comb->sadb_comb_hard_allocations,
208 (unsigned long)comb->sadb_comb_soft_bytes,
209 (unsigned long)comb->sadb_comb_hard_bytes);
211 printf(" soft_alloc=%lu hard_alloc=%lu "
212 "soft_bytes=%lu hard_bytes=%lu }\n",
213 (unsigned long)comb->sadb_comb_soft_addtime,
214 (unsigned long)comb->sadb_comb_hard_addtime,
215 (unsigned long)comb->sadb_comb_soft_usetime,
216 (unsigned long)comb->sadb_comb_hard_usetime);
225 kdebug_sadb_identity(struct sadb_ext *ext)
227 struct sadb_ident *id = (struct sadb_ident *)ext;
232 panic("%s: NULL pointer was passed.\n", __func__);
234 len = PFKEY_UNUNIT64(id->sadb_ident_len) - sizeof(*id);
235 printf("sadb_ident_%s{",
236 id->sadb_ident_exttype == SADB_EXT_IDENTITY_SRC ? "src" : "dst");
237 switch (id->sadb_ident_type) {
239 printf(" type=%d id=%lu",
240 id->sadb_ident_type, (u_long)id->sadb_ident_id);
243 ipsec_hexdump((caddr_t)(id + 1), len); /*XXX cast ?*/
247 p = (char *)(id + 1);
249 for (/*nothing*/; *p && p < ep; p++) {
251 printf("%c", *p & 0xff);
253 printf("\\%03o", *p & 0xff);
267 kdebug_sadb_supported(struct sadb_ext *ext)
269 struct sadb_supported *sup = (struct sadb_supported *)ext;
270 struct sadb_alg *alg;
275 panic("%s: NULL pointer was passed.\n", __func__);
277 len = (PFKEY_UNUNIT64(sup->sadb_supported_len) - sizeof(*sup))
279 alg = (struct sadb_alg *)(sup + 1);
280 printf("sadb_sup{\n");
282 printf(" { id=%d ivlen=%d min=%d max=%d }\n",
283 alg->sadb_alg_id, alg->sadb_alg_ivlen,
284 alg->sadb_alg_minbits, alg->sadb_alg_maxbits);
293 kdebug_sadb_lifetime(struct sadb_ext *ext)
295 struct sadb_lifetime *lft = (struct sadb_lifetime *)ext;
299 panic("%s: NULL pointer was passed.\n", __func__);
301 printf("sadb_lifetime{ alloc=%u, bytes=%u\n",
302 lft->sadb_lifetime_allocations,
303 (u_int32_t)lft->sadb_lifetime_bytes);
304 printf(" addtime=%u, usetime=%u }\n",
305 (u_int32_t)lft->sadb_lifetime_addtime,
306 (u_int32_t)lft->sadb_lifetime_usetime);
312 kdebug_sadb_sa(struct sadb_ext *ext)
314 struct sadb_sa *sa = (struct sadb_sa *)ext;
318 panic("%s: NULL pointer was passed.\n", __func__);
320 printf("sadb_sa{ spi=%u replay=%u state=%u\n",
321 (u_int32_t)ntohl(sa->sadb_sa_spi), sa->sadb_sa_replay,
323 printf(" auth=%u encrypt=%u flags=0x%08x }\n",
324 sa->sadb_sa_auth, sa->sadb_sa_encrypt, sa->sadb_sa_flags);
330 kdebug_sadb_address(struct sadb_ext *ext)
332 struct sadb_address *addr = (struct sadb_address *)ext;
336 panic("%s: NULL pointer was passed.\n", __func__);
338 printf("sadb_address{ proto=%u prefixlen=%u reserved=0x%02x%02x }\n",
339 addr->sadb_address_proto, addr->sadb_address_prefixlen,
340 ((u_char *)&addr->sadb_address_reserved)[0],
341 ((u_char *)&addr->sadb_address_reserved)[1]);
343 kdebug_sockaddr((struct sockaddr *)((caddr_t)ext + sizeof(*addr)));
349 kdebug_sadb_key(struct sadb_ext *ext)
351 struct sadb_key *key = (struct sadb_key *)ext;
355 panic("%s: NULL pointer was passed.\n", __func__);
357 printf("sadb_key{ bits=%u reserved=%u\n",
358 key->sadb_key_bits, key->sadb_key_reserved);
362 if ((key->sadb_key_bits >> 3) >
363 (PFKEY_UNUNIT64(key->sadb_key_len) - sizeof(struct sadb_key))) {
364 printf("%s: key length mismatch, bit:%d len:%ld.\n",
366 key->sadb_key_bits >> 3,
367 (long)PFKEY_UNUNIT64(key->sadb_key_len) - sizeof(struct sadb_key));
370 ipsec_hexdump((caddr_t)key + sizeof(struct sadb_key),
371 key->sadb_key_bits >> 3);
377 kdebug_sadb_x_sa2(struct sadb_ext *ext)
379 struct sadb_x_sa2 *sa2 = (struct sadb_x_sa2 *)ext;
383 panic("%s: NULL pointer was passed.\n", __func__);
385 printf("sadb_x_sa2{ mode=%u reqid=%u\n",
386 sa2->sadb_x_sa2_mode, sa2->sadb_x_sa2_reqid);
387 printf(" reserved1=%u reserved2=%u sequence=%u }\n",
388 sa2->sadb_x_sa2_reserved1, sa2->sadb_x_sa2_reserved2,
389 sa2->sadb_x_sa2_sequence);
395 kdebug_sadb_x_policy(struct sadb_ext *ext)
397 struct sadb_x_policy *xpl = (struct sadb_x_policy *)ext;
398 struct sockaddr *addr;
402 panic("%s: NULL pointer was passed.\n", __func__);
404 printf("sadb_x_policy{ type=%u dir=%u id=%x }\n",
405 xpl->sadb_x_policy_type, xpl->sadb_x_policy_dir,
406 xpl->sadb_x_policy_id);
408 if (xpl->sadb_x_policy_type == IPSEC_POLICY_IPSEC) {
410 struct sadb_x_ipsecrequest *xisr;
412 tlen = PFKEY_UNUNIT64(xpl->sadb_x_policy_len) - sizeof(*xpl);
413 xisr = (struct sadb_x_ipsecrequest *)(xpl + 1);
416 printf(" { len=%u proto=%u mode=%u level=%u reqid=%u\n",
417 xisr->sadb_x_ipsecrequest_len,
418 xisr->sadb_x_ipsecrequest_proto,
419 xisr->sadb_x_ipsecrequest_mode,
420 xisr->sadb_x_ipsecrequest_level,
421 xisr->sadb_x_ipsecrequest_reqid);
423 if (xisr->sadb_x_ipsecrequest_len > sizeof(*xisr)) {
424 addr = (struct sockaddr *)(xisr + 1);
425 kdebug_sockaddr(addr);
426 addr = (struct sockaddr *)((caddr_t)addr
428 kdebug_sockaddr(addr);
433 /* prevent infinite loop */
434 if (xisr->sadb_x_ipsecrequest_len <= 0) {
435 printf("%s: wrong policy struct.\n", __func__);
438 /* prevent overflow */
439 if (xisr->sadb_x_ipsecrequest_len > tlen) {
440 printf("%s: invalid ipsec policy length "
441 "(%u > %u)\n", __func__,
442 xisr->sadb_x_ipsecrequest_len, tlen);
446 tlen -= xisr->sadb_x_ipsecrequest_len;
448 xisr = (struct sadb_x_ipsecrequest *)((caddr_t)xisr
449 + xisr->sadb_x_ipsecrequest_len);
453 panic("%s: wrong policy struct.\n", __func__);
460 /* %%%: about SPD and SAD */
462 kdebug_secpolicy(struct secpolicy *sp)
466 panic("%s: NULL pointer was passed.\n", __func__);
468 printf("secpolicy{ refcnt=%u policy=%u\n",
469 sp->refcnt, sp->policy);
471 kdebug_secpolicyindex(&sp->spidx);
473 switch (sp->policy) {
474 case IPSEC_POLICY_DISCARD:
475 printf(" type=discard }\n");
477 case IPSEC_POLICY_NONE:
478 printf(" type=none }\n");
480 case IPSEC_POLICY_IPSEC:
482 struct ipsecrequest *isr;
483 for (isr = sp->req; isr != NULL; isr = isr->next) {
485 printf(" level=%u\n", isr->level);
486 kdebug_secasindex(&isr->saidx);
488 if (isr->sav != NULL)
489 kdebug_secasv(isr->sav);
494 case IPSEC_POLICY_BYPASS:
495 printf(" type=bypass }\n");
497 case IPSEC_POLICY_ENTRUST:
498 printf(" type=entrust }\n");
501 printf("%s: Invalid policy found. %d\n", __func__, sp->policy);
509 kdebug_secpolicyindex(struct secpolicyindex *spidx)
511 char buf[INET6_ADDRSTRLEN];
515 panic("%s: NULL pointer was passed.\n", __func__);
517 printf("secpolicyindex{ dir=%u prefs=%u prefd=%u ul_proto=%u\n",
518 spidx->dir, spidx->prefs, spidx->prefd, spidx->ul_proto);
520 printf("%s -> ", ipsec_address(&spidx->src, buf, sizeof(buf)));
521 printf("%s }\n", ipsec_address(&spidx->dst, buf, sizeof(buf)));
525 kdebug_secasindex(struct secasindex *saidx)
527 char buf[INET6_ADDRSTRLEN];
531 panic("%s: NULL pointer was passed.\n", __func__);
533 printf("secasindex{ mode=%u proto=%u\n",
534 saidx->mode, saidx->proto);
536 printf("%s -> ", ipsec_address(&saidx->src, buf, sizeof(buf)));
537 printf("%s }\n", ipsec_address(&saidx->dst, buf, sizeof(buf)));
541 kdebug_sec_lifetime(struct seclifetime *lft)
545 panic("%s: NULL pointer was passed.\n", __func__);
547 printf("sec_lifetime{ alloc=%u, bytes=%u\n",
548 lft->allocations, (u_int32_t)lft->bytes);
549 printf(" addtime=%u, usetime=%u }\n",
550 (u_int32_t)lft->addtime, (u_int32_t)lft->usetime);
556 kdebug_secasv(struct secasvar *sav)
560 panic("%s: NULL pointer was passed.\n", __func__);
563 kdebug_secasindex(&sav->sah->saidx);
565 printf(" refcnt=%u state=%u auth=%u enc=%u\n",
566 sav->refcnt, sav->state, sav->alg_auth, sav->alg_enc);
567 printf(" spi=%u flags=%u\n",
568 (u_int32_t)ntohl(sav->spi), sav->flags);
570 if (sav->key_auth != NULL)
571 kdebug_sadb_key((struct sadb_ext *)sav->key_auth);
572 if (sav->key_enc != NULL)
573 kdebug_sadb_key((struct sadb_ext *)sav->key_enc);
575 if (sav->replay != NULL) {
577 kdebug_secreplay(sav->replay);
578 SECASVAR_UNLOCK(sav);
580 if (sav->lft_c != NULL)
581 kdebug_sec_lifetime(sav->lft_c);
582 if (sav->lft_h != NULL)
583 kdebug_sec_lifetime(sav->lft_h);
584 if (sav->lft_s != NULL)
585 kdebug_sec_lifetime(sav->lft_s);
588 /* XXX: misc[123] ? */
595 kdebug_secreplay(struct secreplay *rpl)
601 panic("%s: NULL pointer was passed.\n", __func__);
603 printf(" secreplay{ count=%u bitmap_size=%u wsize=%u seq=%u lastseq=%u",
604 rpl->count, rpl->bitmap_size, rpl->wsize, rpl->seq, rpl->lastseq);
606 if (rpl->bitmap == NULL) {
611 printf("\n bitmap { ");
613 for (len = 0; len < rpl->bitmap_size*4; len++) {
614 for (l = 7; l >= 0; l--)
615 printf("%u", (((rpl->bitmap)[len] >> l) & 1) ? 1 : 0);
623 kdebug_mbufhdr(const struct mbuf *m)
629 printf("mbuf(%p){ m_next:%p m_nextpkt:%p m_data:%p "
630 "m_len:%d m_type:0x%02x m_flags:0x%02x }\n",
631 m, m->m_next, m->m_nextpkt, m->m_data,
632 m->m_len, m->m_type, m->m_flags);
634 if (m->m_flags & M_PKTHDR) {
635 printf(" m_pkthdr{ len:%d rcvif:%p }\n",
636 m->m_pkthdr.len, m->m_pkthdr.rcvif);
639 if (m->m_flags & M_EXT) {
640 printf(" m_ext{ ext_buf:%p ext_free:%p "
641 "ext_size:%u ext_cnt:%p }\n",
642 m->m_ext.ext_buf, m->m_ext.ext_free,
643 m->m_ext.ext_size, m->m_ext.ext_cnt);
650 kdebug_mbuf(const struct mbuf *m0)
652 const struct mbuf *m = m0;
655 for (j = 0; m; m = m->m_next) {
657 printf(" m_data:\n");
658 for (i = 0; i < m->m_len; i++) {
659 if (i && i % 32 == 0)
663 printf("%02x", mtod(m, const u_char *)[i]);
674 kdebug_sockaddr(struct sockaddr *addr)
676 struct sockaddr_in *sin4;
678 struct sockaddr_in6 *sin6;
683 panic("%s: NULL pointer was passed.\n", __func__);
685 /* NOTE: We deal with port number as host byte order. */
686 printf("sockaddr{ len=%u family=%u", addr->sa_len, addr->sa_family);
688 switch (addr->sa_family) {
690 sin4 = (struct sockaddr_in *)addr;
691 printf(" port=%u\n", ntohs(sin4->sin_port));
692 ipsec_hexdump((caddr_t)&sin4->sin_addr, sizeof(sin4->sin_addr));
696 sin6 = (struct sockaddr_in6 *)addr;
697 printf(" port=%u\n", ntohs(sin6->sin6_port));
698 printf(" flowinfo=0x%08x, scope_id=0x%08x\n",
699 sin6->sin6_flowinfo, sin6->sin6_scope_id);
700 ipsec_hexdump((caddr_t)&sin6->sin6_addr,
701 sizeof(sin6->sin6_addr));
712 ipsec_bindump(caddr_t buf, int len)
716 for (i = 0; i < len; i++)
717 printf("%c", (unsigned char)buf[i]);
724 ipsec_hexdump(caddr_t buf, int len)
728 for (i = 0; i < len; i++) {
729 if (i != 0 && i % 32 == 0) printf("\n");
730 if (i % 4 == 0) printf(" ");
731 printf("%02x", (unsigned char)buf[i]);
734 if (i % 32 != 0) printf("\n");