- Rewrite Buffer object to maintain only write pointer. There is no
[dragonfly.git] / sys / netproto / key / key_debug.c
1 /*      $FreeBSD: src/sys/netkey/key_debug.c,v 1.10.2.5 2002/04/28 05:40:28 suz Exp $   */
2 /*      $DragonFly: src/sys/netproto/key/key_debug.c,v 1.5 2004/07/29 08:46:22 dillon 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 "opt_inet.h"
36 #include "opt_inet6.h"
37 #include "opt_ipsec.h"
38 #endif
39
40 #include <sys/types.h>
41 #include <sys/param.h>
42 #ifdef _KERNEL
43 #include <sys/systm.h>
44 #include <sys/mbuf.h>
45 #include <sys/queue.h>
46 #endif
47 #include <sys/socket.h>
48
49 #include <net/route.h>
50
51 #include "key_var.h"
52 #include "key_debug.h"
53
54 #include <netinet/in.h>
55 #include <netinet6/ipsec.h>
56
57 #ifndef _KERNEL
58 #include <ctype.h>
59 #include <stdio.h>
60 #include <stdlib.h>
61 #endif /* !_KERNEL */
62
63 static void kdebug_sadb_prop (struct sadb_ext *);
64 static void kdebug_sadb_identity (struct sadb_ext *);
65 static void kdebug_sadb_supported (struct sadb_ext *);
66 static void kdebug_sadb_lifetime (struct sadb_ext *);
67 static void kdebug_sadb_sa (struct sadb_ext *);
68 static void kdebug_sadb_address (struct sadb_ext *);
69 static void kdebug_sadb_key (struct sadb_ext *);
70 static void kdebug_sadb_x_sa2 (struct sadb_ext *);
71
72 #ifdef _KERNEL
73 static void kdebug_secreplay (struct secreplay *);
74 #endif
75
76 #ifndef _KERNEL
77 #define panic(param)    { printf(param); exit(-1); }
78 #endif
79
80 /* NOTE: host byte order */
81
82 /* %%%: about struct sadb_msg */
83 void
84 kdebug_sadb(base)
85         struct sadb_msg *base;
86 {
87         struct sadb_ext *ext;
88         int tlen, extlen;
89
90         /* sanity check */
91         if (base == NULL)
92                 panic("kdebug_sadb: NULL pointer was passed.\n");
93
94         printf("sadb_msg{ version=%u type=%u errno=%u satype=%u\n",
95             base->sadb_msg_version, base->sadb_msg_type,
96             base->sadb_msg_errno, base->sadb_msg_satype);
97         printf("  len=%u reserved=%u seq=%u pid=%u\n",
98             base->sadb_msg_len, base->sadb_msg_reserved,
99             base->sadb_msg_seq, base->sadb_msg_pid);
100
101         tlen = PFKEY_UNUNIT64(base->sadb_msg_len) - sizeof(struct sadb_msg);
102         ext = (struct sadb_ext *)((caddr_t)base + sizeof(struct sadb_msg));
103
104         while (tlen > 0) {
105                 printf("sadb_ext{ len=%u type=%u }\n",
106                     ext->sadb_ext_len, ext->sadb_ext_type);
107
108                 if (ext->sadb_ext_len == 0) {
109                         printf("kdebug_sadb: invalid ext_len=0 was passed.\n");
110                         return;
111                 }
112                 if (ext->sadb_ext_len > tlen) {
113                         printf("kdebug_sadb: ext_len exceeds end of buffer.\n");
114                         return;
115                 }
116
117                 switch (ext->sadb_ext_type) {
118                 case SADB_EXT_SA:
119                         kdebug_sadb_sa(ext);
120                         break;
121                 case SADB_EXT_LIFETIME_CURRENT:
122                 case SADB_EXT_LIFETIME_HARD:
123                 case SADB_EXT_LIFETIME_SOFT:
124                         kdebug_sadb_lifetime(ext);
125                         break;
126                 case SADB_EXT_ADDRESS_SRC:
127                 case SADB_EXT_ADDRESS_DST:
128                 case SADB_EXT_ADDRESS_PROXY:
129                         kdebug_sadb_address(ext);
130                         break;
131                 case SADB_EXT_KEY_AUTH:
132                 case SADB_EXT_KEY_ENCRYPT:
133                         kdebug_sadb_key(ext);
134                         break;
135                 case SADB_EXT_IDENTITY_SRC:
136                 case SADB_EXT_IDENTITY_DST:
137                         kdebug_sadb_identity(ext);
138                         break;
139                 case SADB_EXT_SENSITIVITY:
140                         break;
141                 case SADB_EXT_PROPOSAL:
142                         kdebug_sadb_prop(ext);
143                         break;
144                 case SADB_EXT_SUPPORTED_AUTH:
145                 case SADB_EXT_SUPPORTED_ENCRYPT:
146                         kdebug_sadb_supported(ext);
147                         break;
148                 case SADB_EXT_SPIRANGE:
149                 case SADB_X_EXT_KMPRIVATE:
150                         break;
151                 case SADB_X_EXT_POLICY:
152                         kdebug_sadb_x_policy(ext);
153                         break;
154                 case SADB_X_EXT_SA2:
155                         kdebug_sadb_x_sa2(ext);
156                         break;
157                 default:
158                         printf("kdebug_sadb: invalid ext_type %u was passed.\n",
159                             ext->sadb_ext_type);
160                         return;
161                 }
162
163                 extlen = PFKEY_UNUNIT64(ext->sadb_ext_len);
164                 tlen -= extlen;
165                 ext = (struct sadb_ext *)((caddr_t)ext + extlen);
166         }
167
168         return;
169 }
170
171 static void
172 kdebug_sadb_prop(ext)
173         struct sadb_ext *ext;
174 {
175         struct sadb_prop *prop = (struct sadb_prop *)ext;
176         struct sadb_comb *comb;
177         int len;
178
179         /* sanity check */
180         if (ext == NULL)
181                 panic("kdebug_sadb_prop: NULL pointer was passed.\n");
182
183         len = (PFKEY_UNUNIT64(prop->sadb_prop_len) - sizeof(*prop))
184                 / sizeof(*comb);
185         comb = (struct sadb_comb *)(prop + 1);
186         printf("sadb_prop{ replay=%u\n", prop->sadb_prop_replay);
187
188         while (len--) {
189                 printf("sadb_comb{ auth=%u encrypt=%u "
190                         "flags=0x%04x reserved=0x%08x\n",
191                         comb->sadb_comb_auth, comb->sadb_comb_encrypt,
192                         comb->sadb_comb_flags, comb->sadb_comb_reserved);
193
194                 printf("  auth_minbits=%u auth_maxbits=%u "
195                         "encrypt_minbits=%u encrypt_maxbits=%u\n",
196                         comb->sadb_comb_auth_minbits,
197                         comb->sadb_comb_auth_maxbits,
198                         comb->sadb_comb_encrypt_minbits,
199                         comb->sadb_comb_encrypt_maxbits);
200
201                 printf("  soft_alloc=%u hard_alloc=%u "
202                         "soft_bytes=%lu hard_bytes=%lu\n",
203                         comb->sadb_comb_soft_allocations,
204                         comb->sadb_comb_hard_allocations,
205                         (unsigned long)comb->sadb_comb_soft_bytes,
206                         (unsigned long)comb->sadb_comb_hard_bytes);
207
208                 printf("  soft_alloc=%lu hard_alloc=%lu "
209                         "soft_bytes=%lu hard_bytes=%lu }\n",
210                         (unsigned long)comb->sadb_comb_soft_addtime,
211                         (unsigned long)comb->sadb_comb_hard_addtime,
212                         (unsigned long)comb->sadb_comb_soft_usetime,
213                         (unsigned long)comb->sadb_comb_hard_usetime);
214                 comb++;
215         }
216         printf("}\n");
217
218         return;
219 }
220
221 static void
222 kdebug_sadb_identity(ext)
223         struct sadb_ext *ext;
224 {
225         struct sadb_ident *id = (struct sadb_ident *)ext;
226         int len;
227
228         /* sanity check */
229         if (ext == NULL)
230                 panic("kdebug_sadb_identity: NULL pointer was passed.\n");
231
232         len = PFKEY_UNUNIT64(id->sadb_ident_len) - sizeof(*id);
233         printf("sadb_ident_%s{",
234             id->sadb_ident_exttype == SADB_EXT_IDENTITY_SRC ? "src" : "dst");
235         switch (id->sadb_ident_type) {
236         default:
237                 printf(" type=%d id=%lu",
238                         id->sadb_ident_type, (u_long)id->sadb_ident_id);
239                 if (len) {
240 #ifdef _KERNEL
241                         ipsec_hexdump((caddr_t)(id + 1), len); /*XXX cast ?*/
242 #else
243                         char *p, *ep;
244                         printf("\n  str=\"");
245                         p = (char *)(id + 1);
246                         ep = p + len;
247                         for (/*nothing*/; *p && p < ep; p++) {
248                                 if (isprint(*p))
249                                         printf("%c", *p & 0xff);
250                                 else
251                                         printf("\\%03o", *p & 0xff);
252                         }
253 #endif
254                         printf("\"");
255                 }
256                 break;
257         }
258
259         printf(" }\n");
260
261         return;
262 }
263
264 static void
265 kdebug_sadb_supported(ext)
266         struct sadb_ext *ext;
267 {
268         struct sadb_supported *sup = (struct sadb_supported *)ext;
269         struct sadb_alg *alg;
270         int len;
271
272         /* sanity check */
273         if (ext == NULL)
274                 panic("kdebug_sadb_supported: NULL pointer was passed.\n");
275
276         len = (PFKEY_UNUNIT64(sup->sadb_supported_len) - sizeof(*sup))
277                 / sizeof(*alg);
278         alg = (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
291 static void
292 kdebug_sadb_lifetime(ext)
293         struct sadb_ext *ext;
294 {
295         struct sadb_lifetime *lft = (struct sadb_lifetime *)ext;
296
297         /* sanity check */
298         if (ext == NULL)
299                 printf("kdebug_sadb_lifetime: NULL pointer was passed.\n");
300
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);
307
308         return;
309 }
310
311 static void
312 kdebug_sadb_sa(ext)
313         struct sadb_ext *ext;
314 {
315         struct sadb_sa *sa = (struct sadb_sa *)ext;
316
317         /* sanity check */
318         if (ext == NULL)
319                 panic("kdebug_sadb_sa: NULL pointer was passed.\n");
320
321         printf("sadb_sa{ spi=%u replay=%u state=%u\n",
322             (u_int32_t)ntohl(sa->sadb_sa_spi), sa->sadb_sa_replay,
323             sa->sadb_sa_state);
324         printf("  auth=%u encrypt=%u flags=0x%08x }\n",
325             sa->sadb_sa_auth, sa->sadb_sa_encrypt, sa->sadb_sa_flags);
326
327         return;
328 }
329
330 static void
331 kdebug_sadb_address(ext)
332         struct sadb_ext *ext;
333 {
334         struct sadb_address *addr = (struct sadb_address *)ext;
335
336         /* sanity check */
337         if (ext == NULL)
338                 panic("kdebug_sadb_address: NULL pointer was passed.\n");
339
340         printf("sadb_address{ proto=%u prefixlen=%u reserved=0x%02x%02x }\n",
341             addr->sadb_address_proto, addr->sadb_address_prefixlen,
342             ((u_char *)&addr->sadb_address_reserved)[0],
343             ((u_char *)&addr->sadb_address_reserved)[1]);
344
345         kdebug_sockaddr((struct sockaddr *)((caddr_t)ext + sizeof(*addr)));
346
347         return;
348 }
349
350 static void
351 kdebug_sadb_key(ext)
352         struct sadb_ext *ext;
353 {
354         struct sadb_key *key = (struct sadb_key *)ext;
355
356         /* sanity check */
357         if (ext == NULL)
358                 panic("kdebug_sadb_key: NULL pointer was passed.\n");
359
360         printf("sadb_key{ bits=%u reserved=%u\n",
361             key->sadb_key_bits, key->sadb_key_reserved);
362         printf("  key=");
363
364         /* sanity check 2 */
365         if ((key->sadb_key_bits >> 3) >
366                 (PFKEY_UNUNIT64(key->sadb_key_len) - sizeof(struct sadb_key))) {
367                 printf("kdebug_sadb_key: key length mismatch, bit:%d len:%ld.\n",
368                         key->sadb_key_bits >> 3,
369                         (long)PFKEY_UNUNIT64(key->sadb_key_len) - sizeof(struct sadb_key));
370         }
371
372         ipsec_hexdump((caddr_t)key + sizeof(struct sadb_key),
373                       key->sadb_key_bits >> 3);
374         printf(" }\n");
375         return;
376 }
377
378 static void
379 kdebug_sadb_x_sa2(ext)
380         struct sadb_ext *ext;
381 {
382         struct sadb_x_sa2 *sa2 = (struct sadb_x_sa2 *)ext;
383
384         /* sanity check */
385         if (ext == NULL)
386                 panic("kdebug_sadb_x_sa2: NULL pointer was passed.\n");
387
388         printf("sadb_x_sa2{ mode=%u reqid=%u\n",
389             sa2->sadb_x_sa2_mode, sa2->sadb_x_sa2_reqid);
390         printf("  reserved1=%u reserved2=%u sequence=%u }\n",
391             sa2->sadb_x_sa2_reserved1, sa2->sadb_x_sa2_reserved2,
392             sa2->sadb_x_sa2_sequence);
393
394         return;
395 }
396
397 void
398 kdebug_sadb_x_policy(ext)
399         struct sadb_ext *ext;
400 {
401         struct sadb_x_policy *xpl = (struct sadb_x_policy *)ext;
402         struct sockaddr *addr;
403
404         /* sanity check */
405         if (ext == NULL)
406                 panic("kdebug_sadb_x_policy: NULL pointer was passed.\n");
407
408         printf("sadb_x_policy{ type=%u dir=%u id=%x }\n",
409                 xpl->sadb_x_policy_type, xpl->sadb_x_policy_dir,
410                 xpl->sadb_x_policy_id);
411
412         if (xpl->sadb_x_policy_type == IPSEC_POLICY_IPSEC) {
413                 int tlen;
414                 struct sadb_x_ipsecrequest *xisr;
415
416                 tlen = PFKEY_UNUNIT64(xpl->sadb_x_policy_len) - sizeof(*xpl);
417                 xisr = (struct sadb_x_ipsecrequest *)(xpl + 1);
418
419                 while (tlen > 0) {
420                         printf(" { len=%u proto=%u mode=%u level=%u reqid=%u\n",
421                                 xisr->sadb_x_ipsecrequest_len,
422                                 xisr->sadb_x_ipsecrequest_proto,
423                                 xisr->sadb_x_ipsecrequest_mode,
424                                 xisr->sadb_x_ipsecrequest_level,
425                                 xisr->sadb_x_ipsecrequest_reqid);
426
427                         if (xisr->sadb_x_ipsecrequest_len > sizeof(*xisr)) {
428                                 addr = (struct sockaddr *)(xisr + 1);
429                                 kdebug_sockaddr(addr);
430                                 addr = (struct sockaddr *)((caddr_t)addr
431                                                         + addr->sa_len);
432                                 kdebug_sockaddr(addr);
433                         }
434
435                         printf(" }\n");
436
437                         /* prevent infinite loop */
438                         if (xisr->sadb_x_ipsecrequest_len <= 0) {
439                                 printf("kdebug_sadb_x_policy: wrong policy struct.\n");
440                                 return;
441                         }
442                         /* prevent overflow */
443                         if (xisr->sadb_x_ipsecrequest_len > tlen) {
444                                 printf("invalid ipsec policy length\n");
445                                 return;
446                         }
447
448                         tlen -= xisr->sadb_x_ipsecrequest_len;
449
450                         xisr = (struct sadb_x_ipsecrequest *)((caddr_t)xisr
451                                         + xisr->sadb_x_ipsecrequest_len);
452                 }
453
454                 if (tlen != 0)
455                         panic("kdebug_sadb_x_policy: wrong policy struct.\n");
456         }
457
458         return;
459 }
460
461 #ifdef _KERNEL
462 /* %%%: about SPD and SAD */
463 void
464 kdebug_secpolicy(sp)
465         struct secpolicy *sp;
466 {
467         /* sanity check */
468         if (sp == NULL)
469                 panic("kdebug_secpolicy: NULL pointer was passed.\n");
470
471         printf("secpolicy{ refcnt=%u state=%u policy=%u\n",
472                 sp->refcnt, sp->state, sp->policy);
473
474         kdebug_secpolicyindex(&sp->spidx);
475
476         switch (sp->policy) {
477         case IPSEC_POLICY_DISCARD:
478                 printf("  type=discard }\n");
479                 break;
480         case IPSEC_POLICY_NONE:
481                 printf("  type=none }\n");
482                 break;
483         case IPSEC_POLICY_IPSEC:
484             {
485                 struct ipsecrequest *isr;
486                 for (isr = sp->req; isr != NULL; isr = isr->next) {
487
488                         printf("  level=%u\n", isr->level);
489                         kdebug_secasindex(&isr->saidx);
490
491                         if (isr->sav != NULL)
492                                 kdebug_secasv(isr->sav);
493                 }
494                 printf("  }\n");
495             }
496                 break;
497         case IPSEC_POLICY_BYPASS:
498                 printf("  type=bypass }\n");
499                 break;
500         case IPSEC_POLICY_ENTRUST:
501                 printf("  type=entrust }\n");
502                 break;
503         default:
504                 printf("kdebug_secpolicy: Invalid policy found. %d\n",
505                         sp->policy);
506                 break;
507         }
508
509         return;
510 }
511
512 void
513 kdebug_secpolicyindex(spidx)
514         struct secpolicyindex *spidx;
515 {
516         /* sanity check */
517         if (spidx == NULL)
518                 panic("kdebug_secpolicyindex: NULL pointer was passed.\n");
519
520         printf("secpolicyindex{ dir=%u prefs=%u prefd=%u ul_proto=%u\n",
521                 spidx->dir, spidx->prefs, spidx->prefd, spidx->ul_proto);
522
523         ipsec_hexdump((caddr_t)&spidx->src,
524                 ((struct sockaddr *)&spidx->src)->sa_len);
525         printf("\n");
526         ipsec_hexdump((caddr_t)&spidx->dst,
527                 ((struct sockaddr *)&spidx->dst)->sa_len);
528         printf("}\n");
529
530         return;
531 }
532
533 void
534 kdebug_secasindex(saidx)
535         struct secasindex *saidx;
536 {
537         /* sanity check */
538         if (saidx == NULL)
539                 panic("kdebug_secpolicyindex: NULL pointer was passed.\n");
540
541         printf("secasindex{ mode=%u proto=%u\n",
542                 saidx->mode, saidx->proto);
543
544         ipsec_hexdump((caddr_t)&saidx->src,
545                 ((struct sockaddr *)&saidx->src)->sa_len);
546         printf("\n");
547         ipsec_hexdump((caddr_t)&saidx->dst,
548                 ((struct sockaddr *)&saidx->dst)->sa_len);
549         printf("\n");
550
551         return;
552 }
553
554 void
555 kdebug_secasv(sav)
556         struct secasvar *sav;
557 {
558         /* sanity check */
559         if (sav == NULL)
560                 panic("kdebug_secasv: NULL pointer was passed.\n");
561
562         printf("secas{");
563         kdebug_secasindex(&sav->sah->saidx);
564
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);
569
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);
574         if (sav->iv != NULL) {
575                 printf("  iv=");
576                 ipsec_hexdump(sav->iv, sav->ivlen ? sav->ivlen : 8);
577                 printf("\n");
578         }
579
580         if (sav->replay != NULL)
581                 kdebug_secreplay(sav->replay);
582         if (sav->lft_c != NULL)
583                 kdebug_sadb_lifetime((struct sadb_ext *)sav->lft_c);
584         if (sav->lft_h != NULL)
585                 kdebug_sadb_lifetime((struct sadb_ext *)sav->lft_h);
586         if (sav->lft_s != NULL)
587                 kdebug_sadb_lifetime((struct sadb_ext *)sav->lft_s);
588
589 #if notyet
590         /* XXX: misc[123] ? */
591 #endif
592
593         return;
594 }
595
596 static void
597 kdebug_secreplay(rpl)
598         struct secreplay *rpl;
599 {
600         int len, l;
601
602         /* sanity check */
603         if (rpl == NULL)
604                 panic("kdebug_secreplay: NULL pointer was passed.\n");
605
606         printf(" secreplay{ count=%u wsize=%u seq=%u lastseq=%u",
607             rpl->count, rpl->wsize, rpl->seq, rpl->lastseq);
608
609         if (rpl->bitmap == NULL) {
610                 printf(" }\n");
611                 return;
612         }
613
614         printf("\n   bitmap { ");
615
616         for (len = 0; len < rpl->wsize; len++) {
617                 for (l = 7; l >= 0; l--)
618                         printf("%u", (((rpl->bitmap)[len] >> l) & 1) ? 1 : 0);
619         }
620         printf(" }\n");
621
622         return;
623 }
624
625 void
626 kdebug_mbufhdr(m)
627         struct mbuf *m;
628 {
629         /* sanity check */
630         if (m == NULL)
631                 return;
632
633         printf("mbuf(%p){ m_next:%p m_nextpkt:%p m_data:%p "
634                "m_len:%d m_type:0x%02x m_flags:0x%02x }\n",
635                 m, m->m_next, m->m_nextpkt, m->m_data,
636                 m->m_len, m->m_type, m->m_flags);
637
638         if (m->m_flags & M_PKTHDR) {
639                 printf("  m_pkthdr{ len:%d rcvif:%p }\n",
640                     m->m_pkthdr.len, m->m_pkthdr.rcvif);
641         }
642
643         if (m->m_flags & M_EXT) {
644                 printf("  m_ext{ ext_buf:%p ext_free:%p "
645                        "ext_size:%u ext_ref:%p }\n",
646                         m->m_ext.ext_buf, m->m_ext.ext_nfree.any,
647                         m->m_ext.ext_size, m->m_ext.ext_nref.any);
648         }
649
650         return;
651 }
652
653 void
654 kdebug_mbuf(m0)
655         struct mbuf *m0;
656 {
657         struct mbuf *m = m0;
658         int i, j;
659
660         for (j = 0; m; m = m->m_next) {
661                 kdebug_mbufhdr(m);
662                 printf("  m_data:\n");
663                 for (i = 0; i < m->m_len; i++) {
664                         if (i && i % 32 == 0)
665                                 printf("\n");
666                         if (i % 4 == 0)
667                                 printf(" ");
668                         printf("%02x", mtod(m, u_char *)[i]);
669                         j++;
670                 }
671                 printf("\n");
672         }
673
674         return;
675 }
676 #endif /* _KERNEL */
677
678 void
679 kdebug_sockaddr(addr)
680         struct sockaddr *addr;
681 {
682         struct sockaddr_in *sin4;
683 #ifdef INET6
684         struct sockaddr_in6 *sin6;
685 #endif
686
687         /* sanity check */
688         if (addr == NULL)
689                 panic("kdebug_sockaddr: NULL pointer was passed.\n");
690
691         /* NOTE: We deal with port number as host byte order. */
692         printf("sockaddr{ len=%u family=%u", addr->sa_len, addr->sa_family);
693
694         switch (addr->sa_family) {
695         case AF_INET:
696                 sin4 = (struct sockaddr_in *)addr;
697                 printf(" port=%u\n", ntohs(sin4->sin_port));
698                 ipsec_hexdump((caddr_t)&sin4->sin_addr, sizeof(sin4->sin_addr));
699                 break;
700 #ifdef INET6
701         case AF_INET6:
702                 sin6 = (struct sockaddr_in6 *)addr;
703                 printf(" port=%u\n", ntohs(sin6->sin6_port));
704                 printf("  flowinfo=0x%08x, scope_id=0x%08x\n",
705                     sin6->sin6_flowinfo, sin6->sin6_scope_id);
706                 ipsec_hexdump((caddr_t)&sin6->sin6_addr,
707                     sizeof(sin6->sin6_addr));
708                 break;
709 #endif
710         }
711
712         printf("  }\n");
713
714         return;
715 }
716
717 void
718 ipsec_bindump(buf, len)
719         caddr_t buf;
720         int len;
721 {
722         int i;
723
724         for (i = 0; i < len; i++)
725                 printf("%c", (unsigned char)buf[i]);
726
727         return;
728 }
729
730
731 void
732 ipsec_hexdump(buf, len)
733         caddr_t buf;
734         int len;
735 {
736         int i;
737
738         for (i = 0; i < len; i++) {
739                 if (i != 0 && i % 32 == 0) printf("\n");
740                 if (i % 4 == 0) printf(" ");
741                 printf("%02x", (unsigned char)buf[i]);
742         }
743 #if 0
744         if (i % 32 != 0) printf("\n");
745 #endif
746
747         return;
748 }