1/* $NetBSD: key_debug.c,v 1.13 2016/06/10 13:31:44 ozaki-r Exp $ */
2/* $FreeBSD: src/sys/netipsec/key_debug.c,v 1.1.4.1 2003/01/24 05:11:36 sam Exp $ */
3/* $KAME: key_debug.c,v 1.26 2001/06/27 10:46:50 sakane 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 _KERNEL
35#include <sys/cdefs.h>
36__KERNEL_RCSID(0, "$NetBSD: key_debug.c,v 1.13 2016/06/10 13:31:44 ozaki-r Exp $");
37#endif
38
39#include "opt_inet.h"
40#ifdef __FreeBSD__
41#include "opt_inet6.h"
42#endif
43
44#include <sys/types.h>
45#include <sys/param.h>
46#ifdef _KERNEL
47#include <sys/systm.h>
48#include <sys/mbuf.h>
49#include <sys/queue.h>
50#endif
51#include <sys/socket.h>
52
53#include <net/route.h>
54
55#include <netipsec/key_var.h>
56#include <netipsec/key_debug.h>
57
58#include <netinet/in.h>
59#include <netipsec/ipsec.h>
60
61#ifndef _KERNEL
62#include <ctype.h>
63#include <stdio.h>
64#include <stdlib.h>
65#endif /* !_KERNEL */
66
67static void kdebug_sadb_prop (const struct sadb_ext *);
68static void kdebug_sadb_identity (const struct sadb_ext *);
69static void kdebug_sadb_supported (const struct sadb_ext *);
70static void kdebug_sadb_lifetime (const struct sadb_ext *);
71static void kdebug_sadb_sa (const struct sadb_ext *);
72static void kdebug_sadb_address (const struct sadb_ext *);
73static void kdebug_sadb_key (const struct sadb_ext *);
74static void kdebug_sadb_x_sa2 (const struct sadb_ext *);
75
76#ifdef _KERNEL
77static void kdebug_secreplay (const struct secreplay *);
78#endif
79
80#ifndef _KERNEL
81#define panic(param) { printf(param); exit(-1); }
82#endif
83
84/* NOTE: host byte order */
85
86/* %%%: about struct sadb_msg */
87void
88kdebug_sadb(const struct sadb_msg *base)
89{
90 const struct sadb_ext *ext;
91 int tlen, extlen;
92
93 /* sanity check */
94 if (base == NULL)
95 panic("kdebug_sadb: NULL pointer was passed");
96
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);
103
104 tlen = PFKEY_UNUNIT64(base->sadb_msg_len) - sizeof(struct sadb_msg);
105 ext = (const struct sadb_ext *)((const char *)base + sizeof(struct sadb_msg));
106
107 while (tlen > 0) {
108 printf("sadb_ext{ len=%u type=%u }\n",
109 ext->sadb_ext_len, ext->sadb_ext_type);
110
111 if (ext->sadb_ext_len == 0) {
112 printf("kdebug_sadb: invalid ext_len=0 was passed.\n");
113 return;
114 }
115 if (ext->sadb_ext_len > tlen) {
116 printf("kdebug_sadb: ext_len exceeds end of buffer.\n");
117 return;
118 }
119
120 switch (ext->sadb_ext_type) {
121 case SADB_EXT_SA:
122 kdebug_sadb_sa(ext);
123 break;
124 case SADB_EXT_LIFETIME_CURRENT:
125 case SADB_EXT_LIFETIME_HARD:
126 case SADB_EXT_LIFETIME_SOFT:
127 kdebug_sadb_lifetime(ext);
128 break;
129 case SADB_EXT_ADDRESS_SRC:
130 case SADB_EXT_ADDRESS_DST:
131 case SADB_EXT_ADDRESS_PROXY:
132 kdebug_sadb_address(ext);
133 break;
134 case SADB_EXT_KEY_AUTH:
135 case SADB_EXT_KEY_ENCRYPT:
136 kdebug_sadb_key(ext);
137 break;
138 case SADB_EXT_IDENTITY_SRC:
139 case SADB_EXT_IDENTITY_DST:
140 kdebug_sadb_identity(ext);
141 break;
142 case SADB_EXT_SENSITIVITY:
143 break;
144 case SADB_EXT_PROPOSAL:
145 kdebug_sadb_prop(ext);
146 break;
147 case SADB_EXT_SUPPORTED_AUTH:
148 case SADB_EXT_SUPPORTED_ENCRYPT:
149 kdebug_sadb_supported(ext);
150 break;
151 case SADB_EXT_SPIRANGE:
152 case SADB_X_EXT_KMPRIVATE:
153 break;
154 case SADB_X_EXT_POLICY:
155 kdebug_sadb_x_policy(ext);
156 break;
157 case SADB_X_EXT_SA2:
158 kdebug_sadb_x_sa2(ext);
159 break;
160 default:
161 printf("kdebug_sadb: invalid ext_type %u was passed.\n",
162 ext->sadb_ext_type);
163 return;
164 }
165
166 extlen = PFKEY_UNUNIT64(ext->sadb_ext_len);
167 tlen -= extlen;
168 ext = (const struct sadb_ext *)((const char *)ext + extlen);
169 }
170
171 return;
172}
173
174static void
175kdebug_sadb_prop(const struct sadb_ext *ext)
176{
177 const struct sadb_prop *prop = (const struct sadb_prop *)ext;
178 const struct sadb_comb *comb;
179 int len;
180
181 /* sanity check */
182 if (ext == NULL)
183 panic("kdebug_sadb_prop: NULL pointer was passed");
184
185 len = (PFKEY_UNUNIT64(prop->sadb_prop_len) - sizeof(*prop))
186 / sizeof(*comb);
187 comb = (const struct sadb_comb *)(prop + 1);
188 printf("sadb_prop{ replay=%u\n", prop->sadb_prop_replay);
189
190 while (len--) {
191 printf("sadb_comb{ auth=%u encrypt=%u "
192 "flags=0x%04x reserved=0x%08x\n",
193 comb->sadb_comb_auth, comb->sadb_comb_encrypt,
194 comb->sadb_comb_flags, comb->sadb_comb_reserved);
195
196 printf(" auth_minbits=%u auth_maxbits=%u "
197 "encrypt_minbits=%u encrypt_maxbits=%u\n",
198 comb->sadb_comb_auth_minbits,
199 comb->sadb_comb_auth_maxbits,
200 comb->sadb_comb_encrypt_minbits,
201 comb->sadb_comb_encrypt_maxbits);
202
203 printf(" soft_alloc=%u hard_alloc=%u "
204 "soft_bytes=%lu hard_bytes=%lu\n",
205 comb->sadb_comb_soft_allocations,
206 comb->sadb_comb_hard_allocations,
207 (unsigned long)comb->sadb_comb_soft_bytes,
208 (unsigned long)comb->sadb_comb_hard_bytes);
209
210 printf(" soft_alloc=%lu hard_alloc=%lu "
211 "soft_bytes=%lu hard_bytes=%lu }\n",
212 (unsigned long)comb->sadb_comb_soft_addtime,
213 (unsigned long)comb->sadb_comb_hard_addtime,
214 (unsigned long)comb->sadb_comb_soft_usetime,
215 (unsigned long)comb->sadb_comb_hard_usetime);
216 comb++;
217 }
218 printf("}\n");
219
220 return;
221}
222
223static void
224kdebug_sadb_identity(const struct sadb_ext *ext)
225{
226 const struct sadb_ident *id = (const struct sadb_ident *)ext;
227 int len;
228
229 /* sanity check */
230 if (ext == NULL)
231 panic("kdebug_sadb_identity: NULL pointer was passed");
232
233 len = PFKEY_UNUNIT64(id->sadb_ident_len) - sizeof(*id);
234 printf("sadb_ident_%s{",
235 id->sadb_ident_exttype == SADB_EXT_IDENTITY_SRC ? "src" : "dst");
236 switch (id->sadb_ident_type) {
237 default:
238 printf(" type=%d id=%lu",
239 id->sadb_ident_type, (u_long)id->sadb_ident_id);
240 if (len) {
241#ifdef _KERNEL
242 ipsec_hexdump((const char *)(id + 1), len); /*XXX cast ?*/
243#else
244 const char *p, *ep;
245 printf("\n str=\"");
246 p = (const char *)(id + 1);
247 ep = p + len;
248 for (/*nothing*/; *p && p < ep; p++) {
249 if (isprint(*p))
250 printf("%c", *p & 0xff);
251 else
252 printf("\\%03o", *p & 0xff);
253 }
254#endif
255 printf("\"");
256 }
257 break;
258 }
259
260 printf(" }\n");
261
262 return;
263}
264
265static void
266kdebug_sadb_supported(const struct sadb_ext *ext)
267{
268 const struct sadb_supported *sup = (const struct sadb_supported *)ext;
269 const struct sadb_alg *alg;
270 int len;
271
272 /* sanity check */
273 if (ext == NULL)
274 panic("kdebug_sadb_supported: NULL pointer was passed");
275
276 len = (PFKEY_UNUNIT64(sup->sadb_supported_len) - sizeof(*sup))
277 / sizeof(*alg);
278 alg = (const struct sadb_alg *)(sup + 1);
279 printf("sadb_sup{\n");
280 while (len--) {
281 printf(" { id=%d ivlen=%d min=%d max=%d }\n",
282 alg->sadb_alg_id, alg->sadb_alg_ivlen,
283 alg->sadb_alg_minbits, alg->sadb_alg_maxbits);
284 alg++;
285 }
286 printf("}\n");
287
288 return;
289}
290
291static void
292kdebug_sadb_lifetime(const struct sadb_ext *ext)
293{
294 const struct sadb_lifetime *lft = (const struct sadb_lifetime *)ext;
295
296 /* sanity check */
297 if (ext == NULL)
298 printf("kdebug_sadb_lifetime: NULL pointer was passed.\n");
299
300 printf("sadb_lifetime{ alloc=%u, bytes=%u\n",
301 lft->sadb_lifetime_allocations,
302 (u_int32_t)lft->sadb_lifetime_bytes);
303 printf(" addtime=%u, usetime=%u }\n",
304 (u_int32_t)lft->sadb_lifetime_addtime,
305 (u_int32_t)lft->sadb_lifetime_usetime);
306
307 return;
308}
309
310static void
311kdebug_sadb_sa(const struct sadb_ext *ext)
312{
313 const struct sadb_sa *sa = (const struct sadb_sa *)ext;
314
315 /* sanity check */
316 if (ext == NULL)
317 panic("kdebug_sadb_sa: NULL pointer was passed");
318
319 printf("sadb_sa{ spi=%u replay=%u state=%u\n",
320 (u_int32_t)ntohl(sa->sadb_sa_spi), sa->sadb_sa_replay,
321 sa->sadb_sa_state);
322 printf(" auth=%u encrypt=%u flags=0x%08x }\n",
323 sa->sadb_sa_auth, sa->sadb_sa_encrypt, sa->sadb_sa_flags);
324
325 return;
326}
327
328static void
329kdebug_sadb_address(const struct sadb_ext *ext)
330{
331 const struct sadb_address *addr = (const struct sadb_address *)ext;
332
333 /* sanity check */
334 if (ext == NULL)
335 panic("kdebug_sadb_address: NULL pointer was passed");
336
337 printf("sadb_address{ proto=%u prefixlen=%u reserved=0x%02x%02x }\n",
338 addr->sadb_address_proto, addr->sadb_address_prefixlen,
339 ((const u_char *)&addr->sadb_address_reserved)[0],
340 ((const u_char *)&addr->sadb_address_reserved)[1]);
341
342 kdebug_sockaddr((const struct sockaddr *)((const char *)ext + sizeof(*addr)));
343
344 return;
345}
346
347static void
348kdebug_sadb_key(const struct sadb_ext *ext)
349{
350 const struct sadb_key *key = (const struct sadb_key *)ext;
351
352 /* sanity check */
353 if (ext == NULL)
354 panic("kdebug_sadb_key: NULL pointer was passed");
355
356 printf("sadb_key{ bits=%u reserved=%u\n",
357 key->sadb_key_bits, key->sadb_key_reserved);
358 printf(" key=");
359
360 /* sanity check 2 */
361 if ((key->sadb_key_bits >> 3) >
362 (PFKEY_UNUNIT64(key->sadb_key_len) - sizeof(struct sadb_key))) {
363 printf("kdebug_sadb_key: key length mismatch, bit:%d len:%ld.\n",
364 key->sadb_key_bits >> 3,
365 (long)PFKEY_UNUNIT64(key->sadb_key_len) - sizeof(struct sadb_key));
366 }
367
368 ipsec_hexdump((const char *)key + sizeof(struct sadb_key),
369 key->sadb_key_bits >> 3);
370 printf(" }\n");
371 return;
372}
373
374static void
375kdebug_sadb_x_sa2(const struct sadb_ext *ext)
376{
377 const struct sadb_x_sa2 *sa2 = (const struct sadb_x_sa2 *)ext;
378
379 /* sanity check */
380 if (ext == NULL)
381 panic("kdebug_sadb_x_sa2: NULL pointer was passed");
382
383 printf("sadb_x_sa2{ mode=%u reqid=%u\n",
384 sa2->sadb_x_sa2_mode, sa2->sadb_x_sa2_reqid);
385 printf(" reserved1=%u reserved2=%u sequence=%u }\n",
386 sa2->sadb_x_sa2_reserved1, sa2->sadb_x_sa2_reserved2,
387 sa2->sadb_x_sa2_sequence);
388
389 return;
390}
391
392void
393kdebug_sadb_x_policy(const struct sadb_ext *ext)
394{
395 const struct sadb_x_policy *xpl = (const struct sadb_x_policy *)ext;
396 const struct sockaddr *addr;
397
398 /* sanity check */
399 if (ext == NULL)
400 panic("kdebug_sadb_x_policy: NULL pointer was passed");
401
402 printf("sadb_x_policy{ type=%u dir=%u id=%x }\n",
403 xpl->sadb_x_policy_type, xpl->sadb_x_policy_dir,
404 xpl->sadb_x_policy_id);
405
406 if (xpl->sadb_x_policy_type == IPSEC_POLICY_IPSEC) {
407 int tlen;
408 const struct sadb_x_ipsecrequest *xisr;
409
410 tlen = PFKEY_UNUNIT64(xpl->sadb_x_policy_len) - sizeof(*xpl);
411 xisr = (const struct sadb_x_ipsecrequest *)(xpl + 1);
412
413 while (tlen > 0) {
414 printf(" { len=%u proto=%u mode=%u level=%u reqid=%u\n",
415 xisr->sadb_x_ipsecrequest_len,
416 xisr->sadb_x_ipsecrequest_proto,
417 xisr->sadb_x_ipsecrequest_mode,
418 xisr->sadb_x_ipsecrequest_level,
419 xisr->sadb_x_ipsecrequest_reqid);
420
421 if (xisr->sadb_x_ipsecrequest_len > sizeof(*xisr)) {
422 addr = (const struct sockaddr *)(xisr + 1);
423 kdebug_sockaddr(addr);
424 addr = (const struct sockaddr *)((const char *)addr
425 + addr->sa_len);
426 kdebug_sockaddr(addr);
427 }
428
429 printf(" }\n");
430
431 /* prevent infinite loop */
432 if (xisr->sadb_x_ipsecrequest_len <= 0) {
433 printf("kdebug_sadb_x_policy: wrong policy struct.\n");
434 return;
435 }
436 /* prevent overflow */
437 if (xisr->sadb_x_ipsecrequest_len > tlen) {
438 printf("invalid ipsec policy length\n");
439 return;
440 }
441
442 tlen -= xisr->sadb_x_ipsecrequest_len;
443
444 xisr = (const struct sadb_x_ipsecrequest *)((const char *)xisr
445 + xisr->sadb_x_ipsecrequest_len);
446 }
447
448 if (tlen != 0)
449 panic("kdebug_sadb_x_policy: wrong policy struct");
450 }
451
452 return;
453}
454
455#ifdef _KERNEL
456/* %%%: about SPD and SAD */
457void
458kdebug_secpolicy(const struct secpolicy *sp)
459{
460 /* sanity check */
461 if (sp == NULL)
462 panic("kdebug_secpolicy: NULL pointer was passed");
463
464 printf("secpolicy{ refcnt=%u state=%u policy=%u\n",
465 sp->refcnt, sp->state, sp->policy);
466
467 kdebug_secpolicyindex(&sp->spidx);
468
469 switch (sp->policy) {
470 case IPSEC_POLICY_DISCARD:
471 printf(" type=discard }\n");
472 break;
473 case IPSEC_POLICY_NONE:
474 printf(" type=none }\n");
475 break;
476 case IPSEC_POLICY_IPSEC:
477 {
478 struct ipsecrequest *isr;
479 for (isr = sp->req; isr != NULL; isr = isr->next) {
480
481 printf(" level=%u\n", isr->level);
482 kdebug_secasindex(&isr->saidx);
483
484 if (isr->sav != NULL)
485 kdebug_secasv(isr->sav);
486 }
487 printf(" }\n");
488 }
489 break;
490 case IPSEC_POLICY_BYPASS:
491 printf(" type=bypass }\n");
492 break;
493 case IPSEC_POLICY_ENTRUST:
494 printf(" type=entrust }\n");
495 break;
496 default:
497 printf("kdebug_secpolicy: Invalid policy found. %d\n",
498 sp->policy);
499 break;
500 }
501
502 return;
503}
504
505void
506kdebug_secpolicyindex(const struct secpolicyindex *spidx)
507{
508 /* sanity check */
509 if (spidx == NULL)
510 panic("kdebug_secpolicyindex: NULL pointer was passed");
511
512 printf("secpolicyindex{ dir=%u prefs=%u prefd=%u ul_proto=%u\n",
513 spidx->dir, spidx->prefs, spidx->prefd, spidx->ul_proto);
514
515 ipsec_hexdump((const char *)&spidx->src,
516 spidx->src.sa.sa_len);
517 printf("\n");
518 ipsec_hexdump((const char *)&spidx->dst,
519 spidx->dst.sa.sa_len);
520 printf("}\n");
521
522 return;
523}
524
525void
526kdebug_secasindex(const struct secasindex *saidx)
527{
528 /* sanity check */
529 if (saidx == NULL)
530 panic("kdebug_secpolicyindex: NULL pointer was passed");
531
532 printf("secasindex{ mode=%u proto=%u\n",
533 saidx->mode, saidx->proto);
534
535 ipsec_hexdump((const char *)&saidx->src,
536 saidx->src.sa.sa_len);
537 printf("\n");
538 ipsec_hexdump((const char *)&saidx->dst,
539 saidx->dst.sa.sa_len);
540 printf("\n");
541
542 return;
543}
544
545void
546kdebug_secasv(const struct secasvar *sav)
547{
548 /* sanity check */
549 if (sav == NULL)
550 panic("kdebug_secasv: NULL pointer was passed");
551
552 printf("secas{");
553 kdebug_secasindex(&sav->sah->saidx);
554
555 printf(" refcnt=%u state=%u auth=%u enc=%u\n",
556 sav->refcnt, sav->state, sav->alg_auth, sav->alg_enc);
557 printf(" spi=%u flags=%u\n",
558 (u_int32_t)ntohl(sav->spi), sav->flags);
559
560 if (sav->key_auth != NULL)
561 kdebug_sadb_key((struct sadb_ext *)sav->key_auth);
562 if (sav->key_enc != NULL)
563 kdebug_sadb_key((struct sadb_ext *)sav->key_enc);
564
565 if (sav->replay != NULL)
566 kdebug_secreplay(sav->replay);
567 if (sav->lft_c != NULL)
568 kdebug_sadb_lifetime((struct sadb_ext *)sav->lft_c);
569 if (sav->lft_h != NULL)
570 kdebug_sadb_lifetime((struct sadb_ext *)sav->lft_h);
571 if (sav->lft_s != NULL)
572 kdebug_sadb_lifetime((struct sadb_ext *)sav->lft_s);
573
574#if notyet
575 /* XXX: misc[123] ? */
576#endif
577
578 return;
579}
580
581static void
582kdebug_secreplay(const struct secreplay *rpl)
583{
584 int len, l;
585
586 /* sanity check */
587 if (rpl == NULL)
588 panic("kdebug_secreplay: NULL pointer was passed");
589
590 printf(" secreplay{ count=%u wsize=%u seq=%u lastseq=%u",
591 rpl->count, rpl->wsize, rpl->seq, rpl->lastseq);
592
593 if (rpl->bitmap == NULL) {
594 printf(" }\n");
595 return;
596 }
597
598 printf("\n bitmap { ");
599
600 for (len = 0; len < rpl->wsize; len++) {
601 for (l = 7; l >= 0; l--)
602 printf("%u", (((rpl->bitmap)[len] >> l) & 1) ? 1 : 0);
603 }
604 printf(" }\n");
605
606 return;
607}
608
609void
610kdebug_mbufhdr(const struct mbuf *m)
611{
612 /* sanity check */
613 if (m == NULL)
614 return;
615
616 printf("mbuf(%p){ m_next:%p m_nextpkt:%p m_data:%p "
617 "m_len:%d m_type:0x%02x m_flags:0x%02x }\n",
618 m, m->m_next, m->m_nextpkt, m->m_data,
619 m->m_len, m->m_type, m->m_flags);
620
621 if (m->m_flags & M_PKTHDR) {
622 printf(" m_pkthdr{ len:%d rcvif:%p }\n",
623 m->m_pkthdr.len, m_get_rcvif_NOMPSAFE(m));
624 }
625
626 if (m->m_flags & M_EXT) {
627#ifdef __FreeBSD__ /* mbuf differences */
628 printf(" m_ext{ ext_buf:%p ext_free:%p "
629 "ext_size:%u ext_ref:%p }\n",
630 m->m_ext.ext_buf, m->m_ext.ext_free,
631 m->m_ext.ext_size, m->m_ext.ext_ref);
632#endif /* __FreeBSD__ */
633 }
634
635 return;
636}
637
638void
639kdebug_mbuf(const struct mbuf *m0)
640{
641 const struct mbuf *m = m0;
642 int i, j;
643
644 for (j = 0; m; m = m->m_next) {
645 kdebug_mbufhdr(m);
646 printf(" m_data:\n");
647 for (i = 0; i < m->m_len; i++) {
648 if (i && i % 32 == 0)
649 printf("\n");
650 if (i % 4 == 0)
651 printf(" ");
652 printf("%02x", mtod(m, u_char *)[i]);
653 j++;
654 }
655 printf("\n");
656 }
657
658 return;
659}
660#endif /* _KERNEL */
661
662void
663kdebug_sockaddr(const struct sockaddr *addr)
664{
665 const struct sockaddr_in *sin4;
666#ifdef INET6
667 const struct sockaddr_in6 *sin6;
668#endif
669
670 /* sanity check */
671 if (addr == NULL)
672 panic("kdebug_sockaddr: NULL pointer was passed");
673
674 /* NOTE: We deal with port number as host byte order. */
675 printf("sockaddr{ len=%u family=%u", addr->sa_len, addr->sa_family);
676
677 switch (addr->sa_family) {
678 case AF_INET:
679 sin4 = (const struct sockaddr_in *)addr;
680 printf(" port=%u\n", ntohs(sin4->sin_port));
681 ipsec_hexdump((const char *)&sin4->sin_addr, sizeof(sin4->sin_addr));
682 break;
683#ifdef INET6
684 case AF_INET6:
685 sin6 = (const struct sockaddr_in6 *)addr;
686 printf(" port=%u\n", ntohs(sin6->sin6_port));
687 printf(" flowinfo=0x%08x, scope_id=0x%08x\n",
688 sin6->sin6_flowinfo, sin6->sin6_scope_id);
689 ipsec_hexdump((const char *)&sin6->sin6_addr, sizeof(sin6->sin6_addr));
690 break;
691#endif
692 }
693
694 printf(" }\n");
695
696 return;
697}
698
699void
700ipsec_bindump(const char *buf, int len)
701{
702 int i;
703
704 for (i = 0; i < len; i++)
705 printf("%c", (unsigned char)buf[i]);
706
707 return;
708}
709
710
711void
712ipsec_hexdump(const char *buf, int len)
713{
714 int i;
715
716 for (i = 0; i < len; i++) {
717 if (i != 0 && i % 32 == 0) printf("\n");
718 if (i % 4 == 0) printf(" ");
719 printf("%02x", (unsigned char)buf[i]);
720 }
721#if 0
722 if (i % 32 != 0) printf("\n");
723#endif
724
725 return;
726}
727