sys/netipsec/key_debug.c

   1 /*      $NetBSD: key_debug.c,v 1.8 2007/03/04 21:17:55 degroote 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 1.8 2007/03/04 21:17:55 degroote Exp $");
  37 #endif
  38
  39 #include "opt_inet.h"
  40 #ifdef __FreeBSD__
  41 #include "opt_inet6.h"
  42 #endif
  43 #include "opt_ipsec.h"
  44
  45 #include <sys/types.h>
  46 #include <sys/param.h>
  47 #ifdef _KERNEL
  48 #include <sys/systm.h>
  49 #include <sys/mbuf.h>
  50 #include <sys/queue.h>
  51 #endif
  52 #include <sys/socket.h>
  53
  54 #include <net/route.h>
  55
  56 #include <netipsec/key_var.h>
  57 #include <netipsec/key_debug.h>
  58
  59 #include <netinet/in.h>
  60 #include <netipsec/ipsec.h>
  61
  62 #ifndef _KERNEL
  63 #include <ctype.h>
  64 #include <stdio.h>
  65 #include <stdlib.h>
  66 #endif /* !_KERNEL */
  67
  68 static void kdebug_sadb_prop (struct sadb_ext *);
  69 static void kdebug_sadb_identity (struct sadb_ext *);
  70 static void kdebug_sadb_supported (struct sadb_ext *);
  71 static void kdebug_sadb_lifetime (struct sadb_ext *);
  72 static void kdebug_sadb_sa (struct sadb_ext *);
  73 static void kdebug_sadb_address (struct sadb_ext *);
  74 static void kdebug_sadb_key (struct sadb_ext *);
  75 static void kdebug_sadb_x_sa2 (struct sadb_ext *);
  76
  77 #ifdef _KERNEL
  78 static void kdebug_secreplay (struct secreplay *);
  79 #endif
  80
  81 #ifndef _KERNEL
  82 #define panic(param)    { printf(param); exit(-1); }
  83 #endif
  84
  85 /* NOTE: host byte order */
  86
  87 /* %%%: about struct sadb_msg */
  88 void
  89 kdebug_sadb(struct sadb_msg *base)
  90 {
  91         struct sadb_ext *ext;
  92         int tlen, extlen;
  93
  94         /* sanity check */
  95         if (base == NULL)
  96                 panic("kdebug_sadb: NULL pointer was passed");
  97
  98         printf("sadb_msg{ version=%u type=%u errno=%u satype=%u\n",
  99             base->sadb_msg_version, base->sadb_msg_type,
 100             base->sadb_msg_errno, base->sadb_msg_satype);
 101         printf("  len=%u reserved=%u seq=%u pid=%u\n",
 102             base->sadb_msg_len, base->sadb_msg_reserved,
 103             base->sadb_msg_seq, base->sadb_msg_pid);
 104
 105         tlen = PFKEY_UNUNIT64(base->sadb_msg_len) - sizeof(struct sadb_msg);
 106         ext = (struct sadb_ext *)((char *)base + sizeof(struct sadb_msg));
 107
 108         while (tlen > 0) {
 109                 printf("sadb_ext{ len=%u type=%u }\n",
 110                     ext->sadb_ext_len, ext->sadb_ext_type);
 111
 112                 if (ext->sadb_ext_len == 0) {
 113                         printf("kdebug_sadb: invalid ext_len=0 was passed.\n");
 114                         return;
 115                 }
 116                 if (ext->sadb_ext_len > tlen) {
 117                         printf("kdebug_sadb: ext_len exceeds end of buffer.\n");
 118                         return;
 119                 }
 120
 121                 switch (ext->sadb_ext_type) {
 122                 case SADB_EXT_SA:
 123                         kdebug_sadb_sa(ext);
 124                         break;
 125                 case SADB_EXT_LIFETIME_CURRENT:
 126                 case SADB_EXT_LIFETIME_HARD:
 127                 case SADB_EXT_LIFETIME_SOFT:
 128                         kdebug_sadb_lifetime(ext);
 129                         break;
 130                 case SADB_EXT_ADDRESS_SRC:
 131                 case SADB_EXT_ADDRESS_DST:
 132                 case SADB_EXT_ADDRESS_PROXY:
 133                         kdebug_sadb_address(ext);
 134                         break;
 135                 case SADB_EXT_KEY_AUTH:
 136                 case SADB_EXT_KEY_ENCRYPT:
 137                         kdebug_sadb_key(ext);
 138                         break;
 139                 case SADB_EXT_IDENTITY_SRC:
 140                 case SADB_EXT_IDENTITY_DST:
 141                         kdebug_sadb_identity(ext);
 142                         break;
 143                 case SADB_EXT_SENSITIVITY:
 144                         break;
 145                 case SADB_EXT_PROPOSAL:
 146                         kdebug_sadb_prop(ext);
 147                         break;
 148                 case SADB_EXT_SUPPORTED_AUTH:
 149                 case SADB_EXT_SUPPORTED_ENCRYPT:
 150                         kdebug_sadb_supported(ext);
 151                         break;
 152                 case SADB_EXT_SPIRANGE:
 153                 case SADB_X_EXT_KMPRIVATE:
 154                         break;
 155                 case SADB_X_EXT_POLICY:
 156                         kdebug_sadb_x_policy(ext);
 157                         break;
 158                 case SADB_X_EXT_SA2:
 159                         kdebug_sadb_x_sa2(ext);
 160                         break;
 161                 default:
 162                         printf("kdebug_sadb: invalid ext_type %u was passed.\n",
 163                             ext->sadb_ext_type);
 164                         return;
 165                 }
 166
 167                 extlen = PFKEY_UNUNIT64(ext->sadb_ext_len);
 168                 tlen -= extlen;
 169                 ext = (struct sadb_ext *)((char *)ext + extlen);
 170         }
 171
 172         return;
 173 }
 174
 175 static void
 176 kdebug_sadb_prop(struct sadb_ext *ext)
 177 {
 178         struct sadb_prop *prop = (struct sadb_prop *)ext;
 179         struct sadb_comb *comb;
 180         int len;
 181
 182         /* sanity check */
 183         if (ext == NULL)
 184                 panic("kdebug_sadb_prop: NULL pointer was passed");
 185
 186         len = (PFKEY_UNUNIT64(prop->sadb_prop_len) - sizeof(*prop))
 187                 / sizeof(*comb);
 188         comb = (struct sadb_comb *)(prop + 1);
 189         printf("sadb_prop{ replay=%u\n", prop->sadb_prop_replay);
 190
 191         while (len--) {
 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);
 196
 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);
 203
 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);
 210
 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);
 217                 comb++;
 218         }
 219         printf("}\n");
 220
 221         return;
 222 }
 223
 224 static void
 225 kdebug_sadb_identity(struct sadb_ext *ext)
 226 {
 227         struct sadb_ident *id = (struct sadb_ident *)ext;
 228         int len;
 229
 230         /* sanity check */
 231         if (ext == NULL)
 232                 panic("kdebug_sadb_identity: NULL pointer was passed");
 233
 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) {
 238         default:
 239                 printf(" type=%d id=%lu",
 240                         id->sadb_ident_type, (u_long)id->sadb_ident_id);
 241                 if (len) {
 242 #ifdef _KERNEL
 243                         ipsec_hexdump((char *)(id + 1), len); /*XXX cast ?*/
 244 #else
 245                         char *p, *ep;
 246                         printf("\n  str=\"");
 247                         p = (char *)(id + 1);
 248                         ep = p + len;
 249                         for (/*nothing*/; *p && p < ep; p++) {
 250                                 if (isprint(*p))
 251                                         printf("%c", *p & 0xff);
 252                                 else
 253                                         printf("\\%03o", *p & 0xff);
 254                         }
 255 #endif
 256                         printf("\"");
 257                 }
 258                 break;
 259         }
 260
 261         printf(" }\n");
 262
 263         return;
 264 }
 265
 266 static void
 267 kdebug_sadb_supported(struct sadb_ext *ext)
 268 {
 269         struct sadb_supported *sup = (struct sadb_supported *)ext;
 270         struct sadb_alg *alg;
 271         int len;
 272
 273         /* sanity check */
 274         if (ext == NULL)
 275                 panic("kdebug_sadb_supported: NULL pointer was passed");
 276
 277         len = (PFKEY_UNUNIT64(sup->sadb_supported_len) - sizeof(*sup))
 278                 / sizeof(*alg);
 279         alg = (struct sadb_alg *)(sup + 1);
 280         printf("sadb_sup{\n");
 281         while (len--) {
 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);
 285                 alg++;
 286         }
 287         printf("}\n");
 288
 289         return;
 290 }
 291
 292 static void
 293 kdebug_sadb_lifetime(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(struct sadb_ext *ext)
 313 {
 314         struct sadb_sa *sa = (struct sadb_sa *)ext;
 315
 316         /* sanity check */
 317         if (ext == NULL)
 318                 panic("kdebug_sadb_sa: NULL pointer was passed");
 319
 320         printf("sadb_sa{ spi=%u replay=%u state=%u\n",
 321             (u_int32_t)ntohl(sa->sadb_sa_spi), sa->sadb_sa_replay,
 322             sa->sadb_sa_state);
 323         printf("  auth=%u encrypt=%u flags=0x%08x }\n",
 324             sa->sadb_sa_auth, sa->sadb_sa_encrypt, sa->sadb_sa_flags);
 325
 326         return;
 327 }
 328
 329 static void
 330 kdebug_sadb_address(struct sadb_ext *ext)
 331 {
 332         struct sadb_address *addr = (struct sadb_address *)ext;
 333
 334         /* sanity check */
 335         if (ext == NULL)
 336                 panic("kdebug_sadb_address: NULL pointer was passed");
 337
 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]);
 342
 343         kdebug_sockaddr((struct sockaddr *)((char *)ext + sizeof(*addr)));
 344
 345         return;
 346 }
 347
 348 static void
 349 kdebug_sadb_key(struct sadb_ext *ext)
 350 {
 351         struct sadb_key *key = (struct sadb_key *)ext;
 352
 353         /* sanity check */
 354         if (ext == NULL)
 355                 panic("kdebug_sadb_key: NULL pointer was passed");
 356
 357         printf("sadb_key{ bits=%u reserved=%u\n",
 358             key->sadb_key_bits, key->sadb_key_reserved);
 359         printf("  key=");
 360
 361         /* sanity check 2 */
 362         if ((key->sadb_key_bits >> 3) >
 363                 (PFKEY_UNUNIT64(key->sadb_key_len) - sizeof(struct sadb_key))) {
 364                 printf("kdebug_sadb_key: key length mismatch, bit:%d len:%ld.\n",
 365                         key->sadb_key_bits >> 3,
 366                         (long)PFKEY_UNUNIT64(key->sadb_key_len) - sizeof(struct sadb_key));
 367         }
 368
 369         ipsec_hexdump((char *)key + sizeof(struct sadb_key),
 370                       key->sadb_key_bits >> 3);
 371         printf(" }\n");
 372         return;
 373 }
 374
 375 static void
 376 kdebug_sadb_x_sa2(struct sadb_ext *ext)
 377 {
 378         struct sadb_x_sa2 *sa2 = (struct sadb_x_sa2 *)ext;
 379
 380         /* sanity check */
 381         if (ext == NULL)
 382                 panic("kdebug_sadb_x_sa2: NULL pointer was passed");
 383
 384         printf("sadb_x_sa2{ mode=%u reqid=%u\n",
 385             sa2->sadb_x_sa2_mode, sa2->sadb_x_sa2_reqid);
 386         printf("  reserved1=%u reserved2=%u sequence=%u }\n",
 387             sa2->sadb_x_sa2_reserved1, sa2->sadb_x_sa2_reserved2,
 388             sa2->sadb_x_sa2_sequence);
 389
 390         return;
 391 }
 392
 393 void
 394 kdebug_sadb_x_policy(struct sadb_ext *ext)
 395 {
 396         struct sadb_x_policy *xpl = (struct sadb_x_policy *)ext;
 397         struct sockaddr *addr;
 398
 399         /* sanity check */
 400         if (ext == NULL)
 401                 panic("kdebug_sadb_x_policy: NULL pointer was passed");
 402
 403         printf("sadb_x_policy{ type=%u dir=%u id=%x }\n",
 404                 xpl->sadb_x_policy_type, xpl->sadb_x_policy_dir,
 405                 xpl->sadb_x_policy_id);
 406
 407         if (xpl->sadb_x_policy_type == IPSEC_POLICY_IPSEC) {
 408                 int tlen;
 409                 struct sadb_x_ipsecrequest *xisr;
 410
 411                 tlen = PFKEY_UNUNIT64(xpl->sadb_x_policy_len) - sizeof(*xpl);
 412                 xisr = (struct sadb_x_ipsecrequest *)(xpl + 1);
 413
 414                 while (tlen > 0) {
 415                         printf(" { len=%u proto=%u mode=%u level=%u reqid=%u\n",
 416                                 xisr->sadb_x_ipsecrequest_len,
 417                                 xisr->sadb_x_ipsecrequest_proto,
 418                                 xisr->sadb_x_ipsecrequest_mode,
 419                                 xisr->sadb_x_ipsecrequest_level,
 420                                 xisr->sadb_x_ipsecrequest_reqid);
 421
 422                         if (xisr->sadb_x_ipsecrequest_len > sizeof(*xisr)) {
 423                                 addr = (struct sockaddr *)(xisr + 1);
 424                                 kdebug_sockaddr(addr);
 425                                 addr = (struct sockaddr *)((char *)addr
 426                                                         + addr->sa_len);
 427                                 kdebug_sockaddr(addr);
 428                         }
 429
 430                         printf(" }\n");
 431
 432                         /* prevent infinite loop */
 433                         if (xisr->sadb_x_ipsecrequest_len <= 0) {
 434                                 printf("kdebug_sadb_x_policy: wrong policy struct.\n");
 435                                 return;
 436                         }
 437                         /* prevent overflow */
 438                         if (xisr->sadb_x_ipsecrequest_len > tlen) {
 439                                 printf("invalid ipsec policy length\n");
 440                                 return;
 441                         }
 442
 443                         tlen -= xisr->sadb_x_ipsecrequest_len;
 444
 445                         xisr = (struct sadb_x_ipsecrequest *)((char *)xisr
 446                                         + xisr->sadb_x_ipsecrequest_len);
 447                 }
 448
 449                 if (tlen != 0)
 450                         panic("kdebug_sadb_x_policy: wrong policy struct");
 451         }
 452
 453         return;
 454 }
 455
 456 #ifdef _KERNEL
 457 /* %%%: about SPD and SAD */
 458 void
 459 kdebug_secpolicy(struct secpolicy *sp)
 460 {
 461         /* sanity check */
 462         if (sp == NULL)
 463                 panic("kdebug_secpolicy: NULL pointer was passed");
 464
 465         printf("secpolicy{ refcnt=%u state=%u policy=%u\n",
 466                 sp->refcnt, sp->state, sp->policy);
 467
 468         kdebug_secpolicyindex(&sp->spidx);
 469
 470         switch (sp->policy) {
 471         case IPSEC_POLICY_DISCARD:
 472                 printf("  type=discard }\n");
 473                 break;
 474         case IPSEC_POLICY_NONE:
 475                 printf("  type=none }\n");
 476                 break;
 477         case IPSEC_POLICY_IPSEC:
 478             {
 479                 struct ipsecrequest *isr;
 480                 for (isr = sp->req; isr != NULL; isr = isr->next) {
 481
 482                         printf("  level=%u\n", isr->level);
 483                         kdebug_secasindex(&isr->saidx);
 484
 485                         if (isr->sav != NULL)
 486                                 kdebug_secasv(isr->sav);
 487                 }
 488                 printf("  }\n");
 489             }
 490                 break;
 491         case IPSEC_POLICY_BYPASS:
 492                 printf("  type=bypass }\n");
 493                 break;
 494         case IPSEC_POLICY_ENTRUST:
 495                 printf("  type=entrust }\n");
 496                 break;
 497         default:
 498                 printf("kdebug_secpolicy: Invalid policy found. %d\n",
 499                         sp->policy);
 500                 break;
 501         }
 502
 503         return;
 504 }
 505
 506 void
 507 kdebug_secpolicyindex(struct secpolicyindex *spidx)
 508 {
 509         /* sanity check */
 510         if (spidx == NULL)
 511                 panic("kdebug_secpolicyindex: NULL pointer was passed");
 512
 513         printf("secpolicyindex{ dir=%u prefs=%u prefd=%u ul_proto=%u\n",
 514                 spidx->dir, spidx->prefs, spidx->prefd, spidx->ul_proto);
 515
 516         ipsec_hexdump((char *)&spidx->src,
 517                 ((struct sockaddr *)&spidx->src)->sa_len);
 518         printf("\n");
 519         ipsec_hexdump((char *)&spidx->dst,
 520                 ((struct sockaddr *)&spidx->dst)->sa_len);
 521         printf("}\n");
 522
 523         return;
 524 }
 525
 526 void
 527 kdebug_secasindex(struct secasindex *saidx)
 528 {
 529         /* sanity check */
 530         if (saidx == NULL)
 531                 panic("kdebug_secpolicyindex: NULL pointer was passed");
 532
 533         printf("secasindex{ mode=%u proto=%u\n",
 534                 saidx->mode, saidx->proto);
 535
 536         ipsec_hexdump((char *)&saidx->src,
 537                 ((struct sockaddr *)&saidx->src)->sa_len);
 538         printf("\n");
 539         ipsec_hexdump((char *)&saidx->dst,
 540                 ((struct sockaddr *)&saidx->dst)->sa_len);
 541         printf("\n");
 542
 543         return;
 544 }
 545
 546 void
 547 kdebug_secasv(struct secasvar *sav)
 548 {
 549         /* sanity check */
 550         if (sav == NULL)
 551                 panic("kdebug_secasv: NULL pointer was passed");
 552
 553         printf("secas{");
 554         kdebug_secasindex(&sav->sah->saidx);
 555
 556         printf("  refcnt=%u state=%u auth=%u enc=%u\n",
 557             sav->refcnt, sav->state, sav->alg_auth, sav->alg_enc);
 558         printf("  spi=%u flags=%u\n",
 559             (u_int32_t)ntohl(sav->spi), sav->flags);
 560
 561         if (sav->key_auth != NULL)
 562                 kdebug_sadb_key((struct sadb_ext *)sav->key_auth);
 563         if (sav->key_enc != NULL)
 564                 kdebug_sadb_key((struct sadb_ext *)sav->key_enc);
 565         if (sav->iv != NULL) {
 566                 printf("  iv=");
 567                 ipsec_hexdump((char *)sav->iv, sav->ivlen ? sav->ivlen : 8);
 568                 printf("\n");
 569         }
 570
 571         if (sav->replay != NULL)
 572                 kdebug_secreplay(sav->replay);
 573         if (sav->lft_c != NULL)
 574                 kdebug_sadb_lifetime((struct sadb_ext *)sav->lft_c);
 575         if (sav->lft_h != NULL)
 576                 kdebug_sadb_lifetime((struct sadb_ext *)sav->lft_h);
 577         if (sav->lft_s != NULL)
 578                 kdebug_sadb_lifetime((struct sadb_ext *)sav->lft_s);
 579
 580 #if notyet
 581         /* XXX: misc[123] ? */
 582 #endif
 583
 584         return;
 585 }
 586
 587 static void
 588 kdebug_secreplay(struct secreplay *rpl)
 589 {
 590         int len, l;
 591
 592         /* sanity check */
 593         if (rpl == NULL)
 594                 panic("kdebug_secreplay: NULL pointer was passed");
 595
 596         printf(" secreplay{ count=%u wsize=%u seq=%u lastseq=%u",
 597             rpl->count, rpl->wsize, rpl->seq, rpl->lastseq);
 598
 599         if (rpl->bitmap == NULL) {
 600                 printf(" }\n");
 601                 return;
 602         }
 603
 604         printf("\n   bitmap { ");
 605
 606         for (len = 0; len < rpl->wsize; len++) {
 607                 for (l = 7; l >= 0; l--)
 608                         printf("%u", (((rpl->bitmap)[len] >> l) & 1) ? 1 : 0);
 609         }
 610         printf(" }\n");
 611
 612         return;
 613 }
 614
 615 void
 616 kdebug_mbufhdr(struct mbuf *m)
 617 {
 618         /* sanity check */
 619         if (m == NULL)
 620                 return;
 621
 622         printf("mbuf(%p){ m_next:%p m_nextpkt:%p m_data:%p "
 623                "m_len:%d m_type:0x%02x m_flags:0x%02x }\n",
 624                 m, m->m_next, m->m_nextpkt, m->m_data,
 625                 m->m_len, m->m_type, m->m_flags);
 626
 627         if (m->m_flags & M_PKTHDR) {
 628                 printf("  m_pkthdr{ len:%d rcvif:%p }\n",
 629                     m->m_pkthdr.len, m->m_pkthdr.rcvif);
 630         }
 631
 632         if (m->m_flags & M_EXT) {
 633 #ifdef __FreeBSD__ /* mbuf differences */
 634                 printf("  m_ext{ ext_buf:%p ext_free:%p "
 635                        "ext_size:%u ext_ref:%p }\n",
 636                         m->m_ext.ext_buf, m->m_ext.ext_free,
 637                         m->m_ext.ext_size, m->m_ext.ext_ref);
 638 #endif /* __FreeBSD__ */
 639         }
 640
 641         return;
 642 }
 643
 644 void
 645 kdebug_mbuf(struct mbuf *m0)
 646 {
 647         struct mbuf *m = m0;
 648         int i, j;
 649
 650         for (j = 0; m; m = m->m_next) {
 651                 kdebug_mbufhdr(m);
 652                 printf("  m_data:\n");
 653                 for (i = 0; i < m->m_len; i++) {
 654                         if (i && i % 32 == 0)
 655                                 printf("\n");
 656                         if (i % 4 == 0)
 657                                 printf(" ");
 658                         printf("%02x", mtod(m, u_char *)[i]);
 659                         j++;
 660                 }
 661                 printf("\n");
 662         }
 663
 664         return;
 665 }
 666 #endif /* _KERNEL */
 667
 668 void
 669 kdebug_sockaddr(struct sockaddr *addr)
 670 {
 671         struct sockaddr_in *sin4;
 672 #ifdef INET6
 673         struct sockaddr_in6 *sin6;
 674 #endif
 675
 676         /* sanity check */
 677         if (addr == NULL)
 678                 panic("kdebug_sockaddr: NULL pointer was passed");
 679
 680         /* NOTE: We deal with port number as host byte order. */
 681         printf("sockaddr{ len=%u family=%u", addr->sa_len, addr->sa_family);
 682
 683         switch (addr->sa_family) {
 684         case AF_INET:
 685                 sin4 = (struct sockaddr_in *)addr;
 686                 printf(" port=%u\n", ntohs(sin4->sin_port));
 687                 ipsec_hexdump((char *)&sin4->sin_addr, sizeof(sin4->sin_addr));
 688                 break;
 689 #ifdef INET6
 690         case AF_INET6:
 691                 sin6 = (struct sockaddr_in6 *)addr;
 692                 printf(" port=%u\n", ntohs(sin6->sin6_port));
 693                 printf("  flowinfo=0x%08x, scope_id=0x%08x\n",
 694                     sin6->sin6_flowinfo, sin6->sin6_scope_id);
 695                 ipsec_hexdump((char *)&sin6->sin6_addr, sizeof(sin6->sin6_addr));
 696                 break;
 697 #endif
 698         }
 699
 700         printf("  }\n");
 701
 702         return;
 703 }
 704
 705 void
 706 ipsec_bindump(char *buf, int len)
 707 {
 708         int i;
 709
 710         for (i = 0; i < len; i++)
 711                 printf("%c", (unsigned char)buf[i]);
 712
 713         return;
 714 }
 715
 716
 717 void
 718 ipsec_hexdump(char *buf, int len)
 719 {
 720         int i;
 721
 722         for (i = 0; i < len; i++) {
 723                 if (i != 0 && i % 32 == 0) printf("\n");
 724                 if (i % 4 == 0) printf(" ");
 725                 printf("%02x", (unsigned char)buf[i]);
 726         }
 727 #if 0
 728         if (i % 32 != 0) printf("\n");
 729 #endif
 730
 731         return;
 732 }