1/*	$NetBSD: key_debug.c,v 1.7.6.1 2007/08/01 11:52:18 vanhu Exp $	*/
2
3/*	$KAME: key_debug.c,v 1.29 2001/08/16 14:25:41 itojun Exp $	*/
4
5/*
6 * Copyright (C) 1995, 1996, 1997, and 1998 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#ifdef _KERNEL
39#if defined(__FreeBSD__) && __FreeBSD__ >= 3
40#include "opt_inet.h"
41#include "opt_inet6.h"
42#include "opt_ipsec.h"
43#endif
44#ifdef __NetBSD__
45#include "opt_inet.h"
46#endif
47#endif
48
49#if HAVE_STDINT_H
50#include <stdint.h>
51#endif
52
53#include <sys/types.h>
54#include <sys/param.h>
55#ifdef _KERNEL
56#include <sys/systm.h>
57#include <sys/mbuf.h>
58#include <sys/queue.h>
59#endif
60#include <sys/socket.h>
61
62#include <netinet/in.h>
63#include PATH_IPSEC_H
64
65#ifndef _KERNEL
66#include <ctype.h>
67#include <stdio.h>
68#include <stdlib.h>
69#endif /* !_KERNEL */
70
71#include "config.h"
72#include "libpfkey.h"
73
74static void kdebug_sadb_prop __P((struct sadb_ext *));
75static void kdebug_sadb_identity __P((struct sadb_ext *));
76static void kdebug_sadb_supported __P((struct sadb_ext *));
77static void kdebug_sadb_lifetime __P((struct sadb_ext *));
78static void kdebug_sadb_sa __P((struct sadb_ext *));
79static void kdebug_sadb_address __P((struct sadb_ext *));
80static void kdebug_sadb_key __P((struct sadb_ext *));
81static void kdebug_sadb_x_sa2 __P((struct sadb_ext *));
82static void kdebug_sadb_x_policy __P((struct sadb_ext *ext));
83static void kdebug_sockaddr __P((struct sockaddr *addr));
84
85#ifdef SADB_X_EXT_NAT_T_TYPE
86static void kdebug_sadb_x_nat_t_type __P((struct sadb_ext *ext));
87static void kdebug_sadb_x_nat_t_port __P((struct sadb_ext *ext));
88#endif
89
90#ifdef SADB_X_EXT_PACKET
91static void kdebug_sadb_x_packet __P((struct sadb_ext *));
92#endif
93
94#ifdef _KERNEL
95static void kdebug_secreplay __P((struct secreplay *));
96#endif
97
98#ifndef _KERNEL
99#define panic(param)	{ printf(param); exit(1); }
100#endif
101
102#include "libpfkey.h"
103/* NOTE: host byte order */
104
105/* %%%: about struct sadb_msg */
106void
107kdebug_sadb(base)
108	struct sadb_msg *base;
109{
110	struct sadb_ext *ext;
111	int tlen, extlen;
112
113	/* sanity check */
114	if (base == NULL)
115		panic("kdebug_sadb: NULL pointer was passed.\n");
116
117	printf("sadb_msg{ version=%u type=%u errno=%u satype=%u\n",
118	    base->sadb_msg_version, base->sadb_msg_type,
119	    base->sadb_msg_errno, base->sadb_msg_satype);
120	printf("  len=%u reserved=%u seq=%u pid=%u\n",
121	    base->sadb_msg_len, base->sadb_msg_reserved,
122	    base->sadb_msg_seq, base->sadb_msg_pid);
123
124	tlen = PFKEY_UNUNIT64(base->sadb_msg_len) - sizeof(struct sadb_msg);
125	ext = (void *)((caddr_t)(void *)base + sizeof(struct sadb_msg));
126
127	while (tlen > 0) {
128		printf("sadb_ext{ len=%u type=%u }\n",
129		    ext->sadb_ext_len, ext->sadb_ext_type);
130
131		if (ext->sadb_ext_len == 0) {
132			printf("kdebug_sadb: invalid ext_len=0 was passed.\n");
133			return;
134		}
135		if (ext->sadb_ext_len > tlen) {
136			printf("kdebug_sadb: ext_len exceeds end of buffer.\n");
137			return;
138		}
139
140		switch (ext->sadb_ext_type) {
141		case SADB_EXT_SA:
142			kdebug_sadb_sa(ext);
143			break;
144		case SADB_EXT_LIFETIME_CURRENT:
145		case SADB_EXT_LIFETIME_HARD:
146		case SADB_EXT_LIFETIME_SOFT:
147			kdebug_sadb_lifetime(ext);
148			break;
149		case SADB_EXT_ADDRESS_SRC:
150		case SADB_EXT_ADDRESS_DST:
151		case SADB_EXT_ADDRESS_PROXY:
152			kdebug_sadb_address(ext);
153			break;
154		case SADB_EXT_KEY_AUTH:
155		case SADB_EXT_KEY_ENCRYPT:
156			kdebug_sadb_key(ext);
157			break;
158		case SADB_EXT_IDENTITY_SRC:
159		case SADB_EXT_IDENTITY_DST:
160			kdebug_sadb_identity(ext);
161			break;
162		case SADB_EXT_SENSITIVITY:
163			break;
164		case SADB_EXT_PROPOSAL:
165			kdebug_sadb_prop(ext);
166			break;
167		case SADB_EXT_SUPPORTED_AUTH:
168		case SADB_EXT_SUPPORTED_ENCRYPT:
169			kdebug_sadb_supported(ext);
170			break;
171		case SADB_EXT_SPIRANGE:
172		case SADB_X_EXT_KMPRIVATE:
173			break;
174		case SADB_X_EXT_POLICY:
175			kdebug_sadb_x_policy(ext);
176			break;
177		case SADB_X_EXT_SA2:
178			kdebug_sadb_x_sa2(ext);
179			break;
180#ifdef SADB_X_EXT_NAT_T_TYPE
181		case SADB_X_EXT_NAT_T_TYPE:
182			kdebug_sadb_x_nat_t_type(ext);
183			break;
184		case SADB_X_EXT_NAT_T_SPORT:
185		case SADB_X_EXT_NAT_T_DPORT:
186			kdebug_sadb_x_nat_t_port(ext);
187			break;
188		case SADB_X_EXT_NAT_T_OA:
189			kdebug_sadb_address(ext);
190			break;
191#endif
192#ifdef SADB_X_EXT_PACKET
193		case SADB_X_EXT_PACKET:
194			kdebug_sadb_x_packet(ext);
195			break;
196#endif
197		default:
198			printf("kdebug_sadb: invalid ext_type %u was passed.\n",
199			    ext->sadb_ext_type);
200			return;
201		}
202
203		extlen = PFKEY_UNUNIT64(ext->sadb_ext_len);
204		tlen -= extlen;
205		ext = (void *)((caddr_t)(void *)ext + extlen);
206	}
207
208	return;
209}
210
211static void
212kdebug_sadb_prop(ext)
213	struct sadb_ext *ext;
214{
215	struct sadb_prop *prop = (void *)ext;
216	struct sadb_comb *comb;
217	int len;
218
219	/* sanity check */
220	if (ext == NULL)
221		panic("kdebug_sadb_prop: NULL pointer was passed.\n");
222
223	len = (PFKEY_UNUNIT64(prop->sadb_prop_len) - sizeof(*prop))
224		/ sizeof(*comb);
225	comb = (void *)(prop + 1);
226	printf("sadb_prop{ replay=%u\n", prop->sadb_prop_replay);
227
228	while (len--) {
229		printf("sadb_comb{ auth=%u encrypt=%u "
230			"flags=0x%04x reserved=0x%08x\n",
231			comb->sadb_comb_auth, comb->sadb_comb_encrypt,
232			comb->sadb_comb_flags, comb->sadb_comb_reserved);
233
234		printf("  auth_minbits=%u auth_maxbits=%u "
235			"encrypt_minbits=%u encrypt_maxbits=%u\n",
236			comb->sadb_comb_auth_minbits,
237			comb->sadb_comb_auth_maxbits,
238			comb->sadb_comb_encrypt_minbits,
239			comb->sadb_comb_encrypt_maxbits);
240
241		printf("  soft_alloc=%u hard_alloc=%u "
242			"soft_bytes=%lu hard_bytes=%lu\n",
243			comb->sadb_comb_soft_allocations,
244			comb->sadb_comb_hard_allocations,
245			(unsigned long)comb->sadb_comb_soft_bytes,
246			(unsigned long)comb->sadb_comb_hard_bytes);
247
248		printf("  soft_alloc=%lu hard_alloc=%lu "
249			"soft_bytes=%lu hard_bytes=%lu }\n",
250			(unsigned long)comb->sadb_comb_soft_addtime,
251			(unsigned long)comb->sadb_comb_hard_addtime,
252			(unsigned long)comb->sadb_comb_soft_usetime,
253			(unsigned long)comb->sadb_comb_hard_usetime);
254		comb++;
255	}
256	printf("}\n");
257
258	return;
259}
260
261static void
262kdebug_sadb_identity(ext)
263	struct sadb_ext *ext;
264{
265	struct sadb_ident *id = (void *)ext;
266	int len;
267
268	/* sanity check */
269	if (ext == NULL)
270		panic("kdebug_sadb_identity: NULL pointer was passed.\n");
271
272	len = PFKEY_UNUNIT64(id->sadb_ident_len) - sizeof(*id);
273	printf("sadb_ident_%s{",
274	    id->sadb_ident_exttype == SADB_EXT_IDENTITY_SRC ? "src" : "dst");
275	switch (id->sadb_ident_type) {
276	default:
277		printf(" type=%d id=%lu",
278			id->sadb_ident_type, (u_long)id->sadb_ident_id);
279		if (len) {
280#ifdef _KERNEL
281			ipsec_hexdump((caddr_t)(id + 1), len); /*XXX cast ?*/
282#else
283			char *p, *ep;
284			printf("\n  str=\"");
285			p = (void *)(id + 1);
286			ep = p + len;
287			for (/*nothing*/; *p && p < ep; p++) {
288				if (isprint((int)*p))
289					printf("%c", *p & 0xff);
290				else
291					printf("\\%03o", *p & 0xff);
292			}
293#endif
294			printf("\"");
295		}
296		break;
297	}
298
299	printf(" }\n");
300
301	return;
302}
303
304static void
305kdebug_sadb_supported(ext)
306	struct sadb_ext *ext;
307{
308	struct sadb_supported *sup = (void *)ext;
309	struct sadb_alg *alg;
310	int len;
311
312	/* sanity check */
313	if (ext == NULL)
314		panic("kdebug_sadb_supported: NULL pointer was passed.\n");
315
316	len = (PFKEY_UNUNIT64(sup->sadb_supported_len) - sizeof(*sup))
317		/ sizeof(*alg);
318	alg = (void *)(sup + 1);
319	printf("sadb_sup{\n");
320	while (len--) {
321		printf("  { id=%d ivlen=%d min=%d max=%d }\n",
322			alg->sadb_alg_id, alg->sadb_alg_ivlen,
323			alg->sadb_alg_minbits, alg->sadb_alg_maxbits);
324		alg++;
325	}
326	printf("}\n");
327
328	return;
329}
330
331static void
332kdebug_sadb_lifetime(ext)
333	struct sadb_ext *ext;
334{
335	struct sadb_lifetime *lft = (void *)ext;
336
337	/* sanity check */
338	if (ext == NULL)
339		printf("kdebug_sadb_lifetime: NULL pointer was passed.\n");
340
341	printf("sadb_lifetime{ alloc=%u, bytes=%u\n",
342		lft->sadb_lifetime_allocations,
343		(u_int32_t)lft->sadb_lifetime_bytes);
344	printf("  addtime=%u, usetime=%u }\n",
345		(u_int32_t)lft->sadb_lifetime_addtime,
346		(u_int32_t)lft->sadb_lifetime_usetime);
347
348	return;
349}
350
351static void
352kdebug_sadb_sa(ext)
353	struct sadb_ext *ext;
354{
355	struct sadb_sa *sa = (void *)ext;
356
357	/* sanity check */
358	if (ext == NULL)
359		panic("kdebug_sadb_sa: NULL pointer was passed.\n");
360
361	printf("sadb_sa{ spi=%u replay=%u state=%u\n",
362	    (u_int32_t)ntohl(sa->sadb_sa_spi), sa->sadb_sa_replay,
363	    sa->sadb_sa_state);
364	printf("  auth=%u encrypt=%u flags=0x%08x }\n",
365	    sa->sadb_sa_auth, sa->sadb_sa_encrypt, sa->sadb_sa_flags);
366
367	return;
368}
369
370static void
371kdebug_sadb_address(ext)
372	struct sadb_ext *ext;
373{
374	struct sadb_address *addr = (void *)ext;
375
376	/* sanity check */
377	if (ext == NULL)
378		panic("kdebug_sadb_address: NULL pointer was passed.\n");
379
380	printf("sadb_address{ proto=%u prefixlen=%u reserved=0x%02x%02x }\n",
381	    addr->sadb_address_proto, addr->sadb_address_prefixlen,
382	    ((u_char *)(void *)&addr->sadb_address_reserved)[0],
383	    ((u_char *)(void *)&addr->sadb_address_reserved)[1]);
384
385	kdebug_sockaddr((void *)((caddr_t)(void *)ext + sizeof(*addr)));
386
387	return;
388}
389
390static void
391kdebug_sadb_key(ext)
392	struct sadb_ext *ext;
393{
394	struct sadb_key *key = (void *)ext;
395
396	/* sanity check */
397	if (ext == NULL)
398		panic("kdebug_sadb_key: NULL pointer was passed.\n");
399
400	printf("sadb_key{ bits=%u reserved=%u\n",
401	    key->sadb_key_bits, key->sadb_key_reserved);
402	printf("  key=");
403
404	/* sanity check 2 */
405	if (((uint32_t)key->sadb_key_bits >> 3) >
406		(PFKEY_UNUNIT64(key->sadb_key_len) - sizeof(struct sadb_key))) {
407		printf("kdebug_sadb_key: key length mismatch, bit:%d len:%ld.\n",
408			(uint32_t)key->sadb_key_bits >> 3,
409			(long)PFKEY_UNUNIT64(key->sadb_key_len) - sizeof(struct sadb_key));
410	}
411
412	ipsec_hexdump(key + sizeof(struct sadb_key),
413	              (int)((uint32_t)key->sadb_key_bits >> 3));
414	printf(" }\n");
415	return;
416}
417
418static void
419kdebug_sadb_x_sa2(ext)
420	struct sadb_ext *ext;
421{
422	struct sadb_x_sa2 *sa2 = (void *)ext;
423
424	/* sanity check */
425	if (ext == NULL)
426		panic("kdebug_sadb_x_sa2: NULL pointer was passed.\n");
427
428	printf("sadb_x_sa2{ mode=%u reqid=%u\n",
429	    sa2->sadb_x_sa2_mode, sa2->sadb_x_sa2_reqid);
430	printf("  reserved1=%u reserved2=%u sequence=%u }\n",
431	    sa2->sadb_x_sa2_reserved1, sa2->sadb_x_sa2_reserved2,
432	    sa2->sadb_x_sa2_sequence);
433
434	return;
435}
436
437void
438kdebug_sadb_x_policy(ext)
439	struct sadb_ext *ext;
440{
441	struct sadb_x_policy *xpl = (void *)ext;
442	struct sockaddr *addr;
443
444	/* sanity check */
445	if (ext == NULL)
446		panic("kdebug_sadb_x_policy: NULL pointer was passed.\n");
447
448#ifdef HAVE_PFKEY_POLICY_PRIORITY
449	printf("sadb_x_policy{ type=%u dir=%u id=%x priority=%u }\n",
450#else
451	printf("sadb_x_policy{ type=%u dir=%u id=%x }\n",
452#endif
453		xpl->sadb_x_policy_type, xpl->sadb_x_policy_dir,
454#ifdef HAVE_PFKEY_POLICY_PRIORITY
455		xpl->sadb_x_policy_id, xpl->sadb_x_policy_priority);
456#else
457		xpl->sadb_x_policy_id);
458#endif
459
460	if (xpl->sadb_x_policy_type == IPSEC_POLICY_IPSEC) {
461		int tlen;
462		struct sadb_x_ipsecrequest *xisr;
463
464		tlen = PFKEY_UNUNIT64(xpl->sadb_x_policy_len) - sizeof(*xpl);
465		xisr = (void *)(xpl + 1);
466
467		while (tlen > 0) {
468			printf(" { len=%u proto=%u mode=%u level=%u reqid=%u\n",
469				xisr->sadb_x_ipsecrequest_len,
470				xisr->sadb_x_ipsecrequest_proto,
471				xisr->sadb_x_ipsecrequest_mode,
472				xisr->sadb_x_ipsecrequest_level,
473				xisr->sadb_x_ipsecrequest_reqid);
474
475			if (xisr->sadb_x_ipsecrequest_len > sizeof(*xisr)) {
476				addr = (void *)(xisr + 1);
477				kdebug_sockaddr(addr);
478				addr = (void *)((caddr_t)(void *)addr
479							+ sysdep_sa_len(addr));
480				kdebug_sockaddr(addr);
481			}
482
483			printf(" }\n");
484
485			/* prevent infinite loop */
486			if (xisr->sadb_x_ipsecrequest_len == 0) {
487				printf("kdebug_sadb_x_policy: wrong policy struct.\n");
488				return;
489			}
490			/* prevent overflow */
491			if (xisr->sadb_x_ipsecrequest_len > tlen) {
492				printf("invalid ipsec policy length\n");
493				return;
494			}
495
496			tlen -= xisr->sadb_x_ipsecrequest_len;
497
498			xisr = (void *)((caddr_t)(void *)xisr
499			                + xisr->sadb_x_ipsecrequest_len);
500		}
501
502		if (tlen != 0)
503			panic("kdebug_sadb_x_policy: wrong policy struct.\n");
504	}
505
506	return;
507}
508
509#ifdef SADB_X_EXT_NAT_T_TYPE
510static void
511kdebug_sadb_x_nat_t_type(struct sadb_ext *ext)
512{
513	struct sadb_x_nat_t_type *ntt = (void *)ext;
514
515	/* sanity check */
516	if (ext == NULL)
517		panic("kdebug_sadb_x_nat_t_type: NULL pointer was passed.\n");
518
519	printf("sadb_x_nat_t_type{ type=%u }\n", ntt->sadb_x_nat_t_type_type);
520
521	return;
522}
523
524static void
525kdebug_sadb_x_nat_t_port(struct sadb_ext *ext)
526{
527	struct sadb_x_nat_t_port *ntp = (void *)ext;
528
529	/* sanity check */
530	if (ext == NULL)
531		panic("kdebug_sadb_x_nat_t_port: NULL pointer was passed.\n");
532
533	printf("sadb_x_nat_t_port{ port=%u }\n", ntohs(ntp->sadb_x_nat_t_port_port));
534
535	return;
536}
537#endif
538
539#ifdef SADB_X_EXT_PACKET
540static void
541kdebug_sadb_x_packet(ext)
542	struct sadb_ext *ext;
543{
544	struct sadb_x_packet *pkt = (struct sadb_x_packet *)ext;
545
546	/* sanity check */
547	if (ext == NULL)
548		panic("kdebug_sadb_x_packet: NULL pointer was passed.\n");
549
550	printf("sadb_x_packet{ copylen=%u\n", pkt->sadb_x_packet_copylen);
551	printf("  packet=");
552	ipsec_hexdump((caddr_t)pkt + sizeof(struct sadb_x_packet),
553		      pkt->sadb_x_packet_copylen);
554	printf(" }\n");
555	return;
556}
557#endif
558
559
560#ifdef _KERNEL
561/* %%%: about SPD and SAD */
562void
563kdebug_secpolicy(sp)
564	struct secpolicy *sp;
565{
566	/* sanity check */
567	if (sp == NULL)
568		panic("kdebug_secpolicy: NULL pointer was passed.\n");
569
570	printf("secpolicy{ refcnt=%u state=%u policy=%u\n",
571		sp->refcnt, sp->state, sp->policy);
572
573	kdebug_secpolicyindex(&sp->spidx);
574
575	switch (sp->policy) {
576	case IPSEC_POLICY_DISCARD:
577		printf("  type=discard }\n");
578		break;
579	case IPSEC_POLICY_NONE:
580		printf("  type=none }\n");
581		break;
582	case IPSEC_POLICY_IPSEC:
583	    {
584		struct ipsecrequest *isr;
585		for (isr = sp->req; isr != NULL; isr = isr->next) {
586
587			printf("  level=%u\n", isr->level);
588			kdebug_secasindex(&isr->saidx);
589
590			if (isr->sav != NULL)
591				kdebug_secasv(isr->sav);
592		}
593		printf("  }\n");
594	    }
595		break;
596	case IPSEC_POLICY_BYPASS:
597		printf("  type=bypass }\n");
598		break;
599	case IPSEC_POLICY_ENTRUST:
600		printf("  type=entrust }\n");
601		break;
602	default:
603		printf("kdebug_secpolicy: Invalid policy found. %d\n",
604			sp->policy);
605		break;
606	}
607
608	return;
609}
610
611void
612kdebug_secpolicyindex(spidx)
613	struct secpolicyindex *spidx;
614{
615	/* sanity check */
616	if (spidx == NULL)
617		panic("kdebug_secpolicyindex: NULL pointer was passed.\n");
618
619	printf("secpolicyindex{ dir=%u prefs=%u prefd=%u ul_proto=%u\n",
620		spidx->dir, spidx->prefs, spidx->prefd, spidx->ul_proto);
621
622	ipsec_hexdump((caddr_t)&spidx->src,
623		sysdep_sa_len((struct sockaddr *)&spidx->src));
624	printf("\n");
625	ipsec_hexdump((caddr_t)&spidx->dst,
626		sysdep_sa_len((struct sockaddr *)&spidx->dst));
627	printf("}\n");
628
629	return;
630}
631
632void
633kdebug_secasindex(saidx)
634	struct secasindex *saidx;
635{
636	/* sanity check */
637	if (saidx == NULL)
638		panic("kdebug_secpolicyindex: NULL pointer was passed.\n");
639
640	printf("secasindex{ mode=%u proto=%u\n",
641		saidx->mode, saidx->proto);
642
643	ipsec_hexdump((caddr_t)&saidx->src,
644		sysdep_sa_len((struct sockaddr *)&saidx->src));
645	printf("\n");
646	ipsec_hexdump((caddr_t)&saidx->dst,
647		sysdep_sa_len((struct sockaddr *)&saidx->dst));
648	printf("\n");
649
650	return;
651}
652
653void
654kdebug_secasv(sav)
655	struct secasvar *sav;
656{
657	/* sanity check */
658	if (sav == NULL)
659		panic("kdebug_secasv: NULL pointer was passed.\n");
660
661	printf("secas{");
662	kdebug_secasindex(&sav->sah->saidx);
663
664	printf("  refcnt=%u state=%u auth=%u enc=%u\n",
665	    sav->refcnt, sav->state, sav->alg_auth, sav->alg_enc);
666	printf("  spi=%u flags=%u\n",
667	    (u_int32_t)ntohl(sav->spi), sav->flags);
668
669	if (sav->key_auth != NULL)
670		kdebug_sadb_key((struct sadb_ext *)sav->key_auth);
671	if (sav->key_enc != NULL)
672		kdebug_sadb_key((struct sadb_ext *)sav->key_enc);
673	if (sav->iv != NULL) {
674		printf("  iv=");
675		ipsec_hexdump(sav->iv, sav->ivlen ? sav->ivlen : 8);
676		printf("\n");
677	}
678
679	if (sav->replay != NULL)
680		kdebug_secreplay(sav->replay);
681	if (sav->lft_c != NULL)
682		kdebug_sadb_lifetime((struct sadb_ext *)sav->lft_c);
683	if (sav->lft_h != NULL)
684		kdebug_sadb_lifetime((struct sadb_ext *)sav->lft_h);
685	if (sav->lft_s != NULL)
686		kdebug_sadb_lifetime((struct sadb_ext *)sav->lft_s);
687
688#if notyet
689	/* XXX: misc[123] ? */
690#endif
691
692	return;
693}
694
695static void
696kdebug_secreplay(rpl)
697	struct secreplay *rpl;
698{
699	int len, l;
700
701	/* sanity check */
702	if (rpl == NULL)
703		panic("kdebug_secreplay: NULL pointer was passed.\n");
704
705	printf(" secreplay{ count=%u wsize=%u seq=%u lastseq=%u",
706	    rpl->count, rpl->wsize, rpl->seq, rpl->lastseq);
707
708	if (rpl->bitmap == NULL) {
709		printf(" }\n");
710		return;
711	}
712
713	printf("\n   bitmap { ");
714
715	for (len = 0; len < rpl->wsize; len++) {
716		for (l = 7; l >= 0; l--)
717			printf("%u", (((rpl->bitmap)[len] >> l) & 1) ? 1 : 0);
718	}
719	printf(" }\n");
720
721	return;
722}
723
724void
725kdebug_mbufhdr(m)
726	struct mbuf *m;
727{
728	/* sanity check */
729	if (m == NULL)
730		return;
731
732	printf("mbuf(%p){ m_next:%p m_nextpkt:%p m_data:%p "
733	       "m_len:%d m_type:0x%02x m_flags:0x%02x }\n",
734		m, m->m_next, m->m_nextpkt, m->m_data,
735		m->m_len, m->m_type, m->m_flags);
736
737	if (m->m_flags & M_PKTHDR) {
738		printf("  m_pkthdr{ len:%d rcvif:%p }\n",
739		    m->m_pkthdr.len, m->m_pkthdr.rcvif);
740	}
741
742#ifdef __FreeBSD__
743	if (m->m_flags & M_EXT) {
744		printf("  m_ext{ ext_buf:%p ext_free:%p "
745		       "ext_size:%u ext_ref:%p }\n",
746			m->m_ext.ext_buf, m->m_ext.ext_free,
747			m->m_ext.ext_size, m->m_ext.ext_ref);
748	}
749#endif
750
751	return;
752}
753
754void
755kdebug_mbuf(m0)
756	struct mbuf *m0;
757{
758	struct mbuf *m = m0;
759	int i, j;
760
761	for (j = 0; m; m = m->m_next) {
762		kdebug_mbufhdr(m);
763		printf("  m_data:\n");
764		for (i = 0; i < m->m_len; i++) {
765			if (i && i % 32 == 0)
766				printf("\n");
767			if (i % 4 == 0)
768				printf(" ");
769			printf("%02x", mtod(m, u_char *)[i]);
770			j++;
771		}
772		printf("\n");
773	}
774
775	return;
776}
777#endif /* _KERNEL */
778
779static void
780kdebug_sockaddr(addr)
781	struct sockaddr *addr;
782{
783	struct sockaddr_in *sin4;
784#ifdef INET6
785	struct sockaddr_in6 *sin6;
786#endif
787
788	/* sanity check */
789	if (addr == NULL)
790		panic("kdebug_sockaddr: NULL pointer was passed.\n");
791
792	/* NOTE: We deal with port number as host byte order. */
793	printf("sockaddr{ len=%u family=%u", sysdep_sa_len(addr), addr->sa_family);
794
795	switch (addr->sa_family) {
796	case AF_INET:
797		sin4 = (void *)addr;
798		printf(" port=%u\n", ntohs(sin4->sin_port));
799		ipsec_hexdump(&sin4->sin_addr, sizeof(sin4->sin_addr));
800		break;
801#ifdef INET6
802	case AF_INET6:
803		sin6 = (void *)addr;
804		printf(" port=%u\n", ntohs(sin6->sin6_port));
805		printf("  flowinfo=0x%08x, scope_id=0x%08x\n",
806		    sin6->sin6_flowinfo, sin6->sin6_scope_id);
807		ipsec_hexdump(&sin6->sin6_addr, sizeof(sin6->sin6_addr));
808		break;
809#endif
810	}
811
812	printf("  }\n");
813
814	return;
815}
816
817void
818ipsec_bindump(buf, len)
819	caddr_t buf;
820	int len;
821{
822	int i;
823
824	for (i = 0; i < len; i++)
825		printf("%c", (unsigned char)buf[i]);
826
827	return;
828}
829
830
831void
832ipsec_hexdump(buf, len)
833	const void *buf;
834	int len;
835{
836	int i;
837
838	for (i = 0; i < len; i++) {
839		if (i != 0 && i % 32 == 0) printf("\n");
840		if (i % 4 == 0) printf(" ");
841		printf("%02x", ((const unsigned char *)buf)[i]);
842	}
843#if 0
844	if (i % 32 != 0) printf("\n");
845#endif
846
847	return;
848}
849