The Design and Implementation of the FreeBSD Operating System, Second Edition
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FreeBSD/Linux Kernel Cross Reference
sys/netipsec/key_debug.c

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    1 /*      $NetBSD: key_debug.c,v 1.5 2005/12/11 12:25:06 christos 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 1.5 2005/12/11 12:25:06 christos 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 __P((struct sadb_ext *));
   69 static void kdebug_sadb_identity __P((struct sadb_ext *));
   70 static void kdebug_sadb_supported __P((struct sadb_ext *));
   71 static void kdebug_sadb_lifetime __P((struct sadb_ext *));
   72 static void kdebug_sadb_sa __P((struct sadb_ext *));
   73 static void kdebug_sadb_address __P((struct sadb_ext *));
   74 static void kdebug_sadb_key __P((struct sadb_ext *));
   75 static void kdebug_sadb_x_sa2 __P((struct sadb_ext *));
   76 
   77 #ifdef _KERNEL
   78 static void kdebug_secreplay __P((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(base)
   90         struct sadb_msg *base;
   91 {
   92         struct sadb_ext *ext;
   93         int tlen, extlen;
   94 
   95         /* sanity check */
   96         if (base == NULL)
   97                 panic("kdebug_sadb: NULL pointer was passed");
   98 
   99         printf("sadb_msg{ version=%u type=%u errno=%u satype=%u\n",
  100             base->sadb_msg_version, base->sadb_msg_type,
  101             base->sadb_msg_errno, base->sadb_msg_satype);
  102         printf("  len=%u reserved=%u seq=%u pid=%u\n",
  103             base->sadb_msg_len, base->sadb_msg_reserved,
  104             base->sadb_msg_seq, base->sadb_msg_pid);
  105 
  106         tlen = PFKEY_UNUNIT64(base->sadb_msg_len) - sizeof(struct sadb_msg);
  107         ext = (struct sadb_ext *)((caddr_t)base + sizeof(struct sadb_msg));
  108 
  109         while (tlen > 0) {
  110                 printf("sadb_ext{ len=%u type=%u }\n",
  111                     ext->sadb_ext_len, ext->sadb_ext_type);
  112 
  113                 if (ext->sadb_ext_len == 0) {
  114                         printf("kdebug_sadb: invalid ext_len=0 was passed.\n");
  115                         return;
  116                 }
  117                 if (ext->sadb_ext_len > tlen) {
  118                         printf("kdebug_sadb: ext_len exceeds end of buffer.\n");
  119                         return;
  120                 }
  121 
  122                 switch (ext->sadb_ext_type) {
  123                 case SADB_EXT_SA:
  124                         kdebug_sadb_sa(ext);
  125                         break;
  126                 case SADB_EXT_LIFETIME_CURRENT:
  127                 case SADB_EXT_LIFETIME_HARD:
  128                 case SADB_EXT_LIFETIME_SOFT:
  129                         kdebug_sadb_lifetime(ext);
  130                         break;
  131                 case SADB_EXT_ADDRESS_SRC:
  132                 case SADB_EXT_ADDRESS_DST:
  133                 case SADB_EXT_ADDRESS_PROXY:
  134                         kdebug_sadb_address(ext);
  135                         break;
  136                 case SADB_EXT_KEY_AUTH:
  137                 case SADB_EXT_KEY_ENCRYPT:
  138                         kdebug_sadb_key(ext);
  139                         break;
  140                 case SADB_EXT_IDENTITY_SRC:
  141                 case SADB_EXT_IDENTITY_DST:
  142                         kdebug_sadb_identity(ext);
  143                         break;
  144                 case SADB_EXT_SENSITIVITY:
  145                         break;
  146                 case SADB_EXT_PROPOSAL:
  147                         kdebug_sadb_prop(ext);
  148                         break;
  149                 case SADB_EXT_SUPPORTED_AUTH:
  150                 case SADB_EXT_SUPPORTED_ENCRYPT:
  151                         kdebug_sadb_supported(ext);
  152                         break;
  153                 case SADB_EXT_SPIRANGE:
  154                 case SADB_X_EXT_KMPRIVATE:
  155                         break;
  156                 case SADB_X_EXT_POLICY:
  157                         kdebug_sadb_x_policy(ext);
  158                         break;
  159                 case SADB_X_EXT_SA2:
  160                         kdebug_sadb_x_sa2(ext);
  161                         break;
  162                 default:
  163                         printf("kdebug_sadb: invalid ext_type %u was passed.\n",
  164                             ext->sadb_ext_type);
  165                         return;
  166                 }
  167 
  168                 extlen = PFKEY_UNUNIT64(ext->sadb_ext_len);
  169                 tlen -= extlen;
  170                 ext = (struct sadb_ext *)((caddr_t)ext + extlen);
  171         }
  172 
  173         return;
  174 }
  175 
  176 static void
  177 kdebug_sadb_prop(ext)
  178         struct sadb_ext *ext;
  179 {
  180         struct sadb_prop *prop = (struct sadb_prop *)ext;
  181         struct sadb_comb *comb;
  182         int len;
  183 
  184         /* sanity check */
  185         if (ext == NULL)
  186                 panic("kdebug_sadb_prop: NULL pointer was passed");
  187 
  188         len = (PFKEY_UNUNIT64(prop->sadb_prop_len) - sizeof(*prop))
  189                 / sizeof(*comb);
  190         comb = (struct sadb_comb *)(prop + 1);
  191         printf("sadb_prop{ replay=%u\n", prop->sadb_prop_replay);
  192 
  193         while (len--) {
  194                 printf("sadb_comb{ auth=%u encrypt=%u "
  195                         "flags=0x%04x reserved=0x%08x\n",
  196                         comb->sadb_comb_auth, comb->sadb_comb_encrypt,
  197                         comb->sadb_comb_flags, comb->sadb_comb_reserved);
  198 
  199                 printf("  auth_minbits=%u auth_maxbits=%u "
  200                         "encrypt_minbits=%u encrypt_maxbits=%u\n",
  201                         comb->sadb_comb_auth_minbits,
  202                         comb->sadb_comb_auth_maxbits,
  203                         comb->sadb_comb_encrypt_minbits,
  204                         comb->sadb_comb_encrypt_maxbits);
  205 
  206                 printf("  soft_alloc=%u hard_alloc=%u "
  207                         "soft_bytes=%lu hard_bytes=%lu\n",
  208                         comb->sadb_comb_soft_allocations,
  209                         comb->sadb_comb_hard_allocations,
  210                         (unsigned long)comb->sadb_comb_soft_bytes,
  211                         (unsigned long)comb->sadb_comb_hard_bytes);
  212 
  213                 printf("  soft_alloc=%lu hard_alloc=%lu "
  214                         "soft_bytes=%lu hard_bytes=%lu }\n",
  215                         (unsigned long)comb->sadb_comb_soft_addtime,
  216                         (unsigned long)comb->sadb_comb_hard_addtime,
  217                         (unsigned long)comb->sadb_comb_soft_usetime,
  218                         (unsigned long)comb->sadb_comb_hard_usetime);
  219                 comb++;
  220         }
  221         printf("}\n");
  222 
  223         return;
  224 }
  225 
  226 static void
  227 kdebug_sadb_identity(ext)
  228         struct sadb_ext *ext;
  229 {
  230         struct sadb_ident *id = (struct sadb_ident *)ext;
  231         int len;
  232 
  233         /* sanity check */
  234         if (ext == NULL)
  235                 panic("kdebug_sadb_identity: NULL pointer was passed");
  236 
  237         len = PFKEY_UNUNIT64(id->sadb_ident_len) - sizeof(*id);
  238         printf("sadb_ident_%s{",
  239             id->sadb_ident_exttype == SADB_EXT_IDENTITY_SRC ? "src" : "dst");
  240         switch (id->sadb_ident_type) {
  241         default:
  242                 printf(" type=%d id=%lu",
  243                         id->sadb_ident_type, (u_long)id->sadb_ident_id);
  244                 if (len) {
  245 #ifdef _KERNEL
  246                         ipsec_hexdump((caddr_t)(id + 1), len); /*XXX cast ?*/
  247 #else
  248                         char *p, *ep;
  249                         printf("\n  str=\"");
  250                         p = (char *)(id + 1);
  251                         ep = p + len;
  252                         for (/*nothing*/; *p && p < ep; p++) {
  253                                 if (isprint(*p))
  254                                         printf("%c", *p & 0xff);
  255                                 else
  256                                         printf("\\%03o", *p & 0xff);
  257                         }
  258 #endif
  259                         printf("\"");
  260                 }
  261                 break;
  262         }
  263 
  264         printf(" }\n");
  265 
  266         return;
  267 }
  268 
  269 static void
  270 kdebug_sadb_supported(ext)
  271         struct sadb_ext *ext;
  272 {
  273         struct sadb_supported *sup = (struct sadb_supported *)ext;
  274         struct sadb_alg *alg;
  275         int len;
  276 
  277         /* sanity check */
  278         if (ext == NULL)
  279                 panic("kdebug_sadb_supported: NULL pointer was passed");
  280 
  281         len = (PFKEY_UNUNIT64(sup->sadb_supported_len) - sizeof(*sup))
  282                 / sizeof(*alg);
  283         alg = (struct sadb_alg *)(sup + 1);
  284         printf("sadb_sup{\n");
  285         while (len--) {
  286                 printf("  { id=%d ivlen=%d min=%d max=%d }\n",
  287                         alg->sadb_alg_id, alg->sadb_alg_ivlen,
  288                         alg->sadb_alg_minbits, alg->sadb_alg_maxbits);
  289                 alg++;
  290         }
  291         printf("}\n");
  292 
  293         return;
  294 }
  295 
  296 static void
  297 kdebug_sadb_lifetime(ext)
  298         struct sadb_ext *ext;
  299 {
  300         struct sadb_lifetime *lft = (struct sadb_lifetime *)ext;
  301 
  302         /* sanity check */
  303         if (ext == NULL)
  304                 printf("kdebug_sadb_lifetime: NULL pointer was passed.\n");
  305 
  306         printf("sadb_lifetime{ alloc=%u, bytes=%u\n",
  307                 lft->sadb_lifetime_allocations,
  308                 (u_int32_t)lft->sadb_lifetime_bytes);
  309         printf("  addtime=%u, usetime=%u }\n",
  310                 (u_int32_t)lft->sadb_lifetime_addtime,
  311                 (u_int32_t)lft->sadb_lifetime_usetime);
  312 
  313         return;
  314 }
  315 
  316 static void
  317 kdebug_sadb_sa(ext)
  318         struct sadb_ext *ext;
  319 {
  320         struct sadb_sa *sa = (struct sadb_sa *)ext;
  321 
  322         /* sanity check */
  323         if (ext == NULL)
  324                 panic("kdebug_sadb_sa: NULL pointer was passed");
  325 
  326         printf("sadb_sa{ spi=%u replay=%u state=%u\n",
  327             (u_int32_t)ntohl(sa->sadb_sa_spi), sa->sadb_sa_replay,
  328             sa->sadb_sa_state);
  329         printf("  auth=%u encrypt=%u flags=0x%08x }\n",
  330             sa->sadb_sa_auth, sa->sadb_sa_encrypt, sa->sadb_sa_flags);
  331 
  332         return;
  333 }
  334 
  335 static void
  336 kdebug_sadb_address(ext)
  337         struct sadb_ext *ext;
  338 {
  339         struct sadb_address *addr = (struct sadb_address *)ext;
  340 
  341         /* sanity check */
  342         if (ext == NULL)
  343                 panic("kdebug_sadb_address: NULL pointer was passed");
  344 
  345         printf("sadb_address{ proto=%u prefixlen=%u reserved=0x%02x%02x }\n",
  346             addr->sadb_address_proto, addr->sadb_address_prefixlen,
  347             ((u_char *)&addr->sadb_address_reserved)[0],
  348             ((u_char *)&addr->sadb_address_reserved)[1]);
  349 
  350         kdebug_sockaddr((struct sockaddr *)((caddr_t)ext + sizeof(*addr)));
  351 
  352         return;
  353 }
  354 
  355 static void
  356 kdebug_sadb_key(ext)
  357         struct sadb_ext *ext;
  358 {
  359         struct sadb_key *key = (struct sadb_key *)ext;
  360 
  361         /* sanity check */
  362         if (ext == NULL)
  363                 panic("kdebug_sadb_key: NULL pointer was passed");
  364 
  365         printf("sadb_key{ bits=%u reserved=%u\n",
  366             key->sadb_key_bits, key->sadb_key_reserved);
  367         printf("  key=");
  368 
  369         /* sanity check 2 */
  370         if ((key->sadb_key_bits >> 3) >
  371                 (PFKEY_UNUNIT64(key->sadb_key_len) - sizeof(struct sadb_key))) {
  372                 printf("kdebug_sadb_key: key length mismatch, bit:%d len:%ld.\n",
  373                         key->sadb_key_bits >> 3,
  374                         (long)PFKEY_UNUNIT64(key->sadb_key_len) - sizeof(struct sadb_key));
  375         }
  376 
  377         ipsec_hexdump((caddr_t)key + sizeof(struct sadb_key),
  378                       key->sadb_key_bits >> 3);
  379         printf(" }\n");
  380         return;
  381 }
  382 
  383 static void
  384 kdebug_sadb_x_sa2(ext)
  385         struct sadb_ext *ext;
  386 {
  387         struct sadb_x_sa2 *sa2 = (struct sadb_x_sa2 *)ext;
  388 
  389         /* sanity check */
  390         if (ext == NULL)
  391                 panic("kdebug_sadb_x_sa2: NULL pointer was passed");
  392 
  393         printf("sadb_x_sa2{ mode=%u reqid=%u\n",
  394             sa2->sadb_x_sa2_mode, sa2->sadb_x_sa2_reqid);
  395         printf("  reserved1=%u reserved2=%u sequence=%u }\n",
  396             sa2->sadb_x_sa2_reserved1, sa2->sadb_x_sa2_reserved2,
  397             sa2->sadb_x_sa2_sequence);
  398 
  399         return;
  400 }
  401 
  402 void
  403 kdebug_sadb_x_policy(ext)
  404         struct sadb_ext *ext;
  405 {
  406         struct sadb_x_policy *xpl = (struct sadb_x_policy *)ext;
  407         struct sockaddr *addr;
  408 
  409         /* sanity check */
  410         if (ext == NULL)
  411                 panic("kdebug_sadb_x_policy: NULL pointer was passed");
  412 
  413         printf("sadb_x_policy{ type=%u dir=%u id=%x }\n",
  414                 xpl->sadb_x_policy_type, xpl->sadb_x_policy_dir,
  415                 xpl->sadb_x_policy_id);
  416 
  417         if (xpl->sadb_x_policy_type == IPSEC_POLICY_IPSEC) {
  418                 int tlen;
  419                 struct sadb_x_ipsecrequest *xisr;
  420 
  421                 tlen = PFKEY_UNUNIT64(xpl->sadb_x_policy_len) - sizeof(*xpl);
  422                 xisr = (struct sadb_x_ipsecrequest *)(xpl + 1);
  423 
  424                 while (tlen > 0) {
  425                         printf(" { len=%u proto=%u mode=%u level=%u reqid=%u\n",
  426                                 xisr->sadb_x_ipsecrequest_len,
  427                                 xisr->sadb_x_ipsecrequest_proto,
  428                                 xisr->sadb_x_ipsecrequest_mode,
  429                                 xisr->sadb_x_ipsecrequest_level,
  430                                 xisr->sadb_x_ipsecrequest_reqid);
  431 
  432                         if (xisr->sadb_x_ipsecrequest_len > sizeof(*xisr)) {
  433                                 addr = (struct sockaddr *)(xisr + 1);
  434                                 kdebug_sockaddr(addr);
  435                                 addr = (struct sockaddr *)((caddr_t)addr
  436                                                         + addr->sa_len);
  437                                 kdebug_sockaddr(addr);
  438                         }
  439 
  440                         printf(" }\n");
  441 
  442                         /* prevent infinite loop */
  443                         if (xisr->sadb_x_ipsecrequest_len <= 0) {
  444                                 printf("kdebug_sadb_x_policy: wrong policy struct.\n");
  445                                 return;
  446                         }
  447                         /* prevent overflow */
  448                         if (xisr->sadb_x_ipsecrequest_len > tlen) {
  449                                 printf("invalid ipsec policy length\n");
  450                                 return;
  451                         }
  452 
  453                         tlen -= xisr->sadb_x_ipsecrequest_len;
  454 
  455                         xisr = (struct sadb_x_ipsecrequest *)((caddr_t)xisr
  456                                         + xisr->sadb_x_ipsecrequest_len);
  457                 }
  458 
  459                 if (tlen != 0)
  460                         panic("kdebug_sadb_x_policy: wrong policy struct");
  461         }
  462 
  463         return;
  464 }
  465 
  466 #ifdef _KERNEL
  467 /* %%%: about SPD and SAD */
  468 void
  469 kdebug_secpolicy(sp)
  470         struct secpolicy *sp;
  471 {
  472         /* sanity check */
  473         if (sp == NULL)
  474                 panic("kdebug_secpolicy: NULL pointer was passed");
  475 
  476         printf("secpolicy{ refcnt=%u state=%u policy=%u\n",
  477                 sp->refcnt, sp->state, sp->policy);
  478 
  479         kdebug_secpolicyindex(&sp->spidx);
  480 
  481         switch (sp->policy) {
  482         case IPSEC_POLICY_DISCARD:
  483                 printf("  type=discard }\n");
  484                 break;
  485         case IPSEC_POLICY_NONE:
  486                 printf("  type=none }\n");
  487                 break;
  488         case IPSEC_POLICY_IPSEC:
  489             {
  490                 struct ipsecrequest *isr;
  491                 for (isr = sp->req; isr != NULL; isr = isr->next) {
  492 
  493                         printf("  level=%u\n", isr->level);
  494                         kdebug_secasindex(&isr->saidx);
  495 
  496                         if (isr->sav != NULL)
  497                                 kdebug_secasv(isr->sav);
  498                 }
  499                 printf("  }\n");
  500             }
  501                 break;
  502         case IPSEC_POLICY_BYPASS:
  503                 printf("  type=bypass }\n");
  504                 break;
  505         case IPSEC_POLICY_ENTRUST:
  506                 printf("  type=entrust }\n");
  507                 break;
  508         default:
  509                 printf("kdebug_secpolicy: Invalid policy found. %d\n",
  510                         sp->policy);
  511                 break;
  512         }
  513 
  514         return;
  515 }
  516 
  517 void
  518 kdebug_secpolicyindex(spidx)
  519         struct secpolicyindex *spidx;
  520 {
  521         /* sanity check */
  522         if (spidx == NULL)
  523                 panic("kdebug_secpolicyindex: NULL pointer was passed");
  524 
  525         printf("secpolicyindex{ dir=%u prefs=%u prefd=%u ul_proto=%u\n",
  526                 spidx->dir, spidx->prefs, spidx->prefd, spidx->ul_proto);
  527 
  528         ipsec_hexdump((caddr_t)&spidx->src,
  529                 ((struct sockaddr *)&spidx->src)->sa_len);
  530         printf("\n");
  531         ipsec_hexdump((caddr_t)&spidx->dst,
  532                 ((struct sockaddr *)&spidx->dst)->sa_len);
  533         printf("}\n");
  534 
  535         return;
  536 }
  537 
  538 void
  539 kdebug_secasindex(saidx)
  540         struct secasindex *saidx;
  541 {
  542         /* sanity check */
  543         if (saidx == NULL)
  544                 panic("kdebug_secpolicyindex: NULL pointer was passed");
  545 
  546         printf("secasindex{ mode=%u proto=%u\n",
  547                 saidx->mode, saidx->proto);
  548 
  549         ipsec_hexdump((caddr_t)&saidx->src,
  550                 ((struct sockaddr *)&saidx->src)->sa_len);
  551         printf("\n");
  552         ipsec_hexdump((caddr_t)&saidx->dst,
  553                 ((struct sockaddr *)&saidx->dst)->sa_len);
  554         printf("\n");
  555 
  556         return;
  557 }
  558 
  559 void
  560 kdebug_secasv(sav)
  561         struct secasvar *sav;
  562 {
  563         /* sanity check */
  564         if (sav == NULL)
  565                 panic("kdebug_secasv: NULL pointer was passed");
  566 
  567         printf("secas{");
  568         kdebug_secasindex(&sav->sah->saidx);
  569 
  570         printf("  refcnt=%u state=%u auth=%u enc=%u\n",
  571             sav->refcnt, sav->state, sav->alg_auth, sav->alg_enc);
  572         printf("  spi=%u flags=%u\n",
  573             (u_int32_t)ntohl(sav->spi), sav->flags);
  574 
  575         if (sav->key_auth != NULL)
  576                 kdebug_sadb_key((struct sadb_ext *)sav->key_auth);
  577         if (sav->key_enc != NULL)
  578                 kdebug_sadb_key((struct sadb_ext *)sav->key_enc);
  579         if (sav->iv != NULL) {
  580                 printf("  iv=");
  581                 ipsec_hexdump(sav->iv, sav->ivlen ? sav->ivlen : 8);
  582                 printf("\n");
  583         }
  584 
  585         if (sav->replay != NULL)
  586                 kdebug_secreplay(sav->replay);
  587         if (sav->lft_c != NULL)
  588                 kdebug_sadb_lifetime((struct sadb_ext *)sav->lft_c);
  589         if (sav->lft_h != NULL)
  590                 kdebug_sadb_lifetime((struct sadb_ext *)sav->lft_h);
  591         if (sav->lft_s != NULL)
  592                 kdebug_sadb_lifetime((struct sadb_ext *)sav->lft_s);
  593 
  594 #if notyet
  595         /* XXX: misc[123] ? */
  596 #endif
  597 
  598         return;
  599 }
  600 
  601 static void
  602 kdebug_secreplay(rpl)
  603         struct secreplay *rpl;
  604 {
  605         int len, l;
  606 
  607         /* sanity check */
  608         if (rpl == NULL)
  609                 panic("kdebug_secreplay: NULL pointer was passed");
  610 
  611         printf(" secreplay{ count=%u wsize=%u seq=%u lastseq=%u",
  612             rpl->count, rpl->wsize, rpl->seq, rpl->lastseq);
  613 
  614         if (rpl->bitmap == NULL) {
  615                 printf(" }\n");
  616                 return;
  617         }
  618 
  619         printf("\n   bitmap { ");
  620 
  621         for (len = 0; len < rpl->wsize; len++) {
  622                 for (l = 7; l >= 0; l--)
  623                         printf("%u", (((rpl->bitmap)[len] >> l) & 1) ? 1 : 0);
  624         }
  625         printf(" }\n");
  626 
  627         return;
  628 }
  629 
  630 void
  631 kdebug_mbufhdr(m)
  632         struct mbuf *m;
  633 {
  634         /* sanity check */
  635         if (m == NULL)
  636                 return;
  637 
  638         printf("mbuf(%p){ m_next:%p m_nextpkt:%p m_data:%p "
  639                "m_len:%d m_type:0x%02x m_flags:0x%02x }\n",
  640                 m, m->m_next, m->m_nextpkt, m->m_data,
  641                 m->m_len, m->m_type, m->m_flags);
  642 
  643         if (m->m_flags & M_PKTHDR) {
  644                 printf("  m_pkthdr{ len:%d rcvif:%p }\n",
  645                     m->m_pkthdr.len, m->m_pkthdr.rcvif);
  646         }
  647 
  648         if (m->m_flags & M_EXT) {
  649 #ifdef __FreeBSD__ /* mbuf differences */
  650                 printf("  m_ext{ ext_buf:%p ext_free:%p "
  651                        "ext_size:%u ext_ref:%p }\n",
  652                         m->m_ext.ext_buf, m->m_ext.ext_free,
  653                         m->m_ext.ext_size, m->m_ext.ext_ref);
  654 #endif /* __FreeBSD__ */
  655         }
  656 
  657         return;
  658 }
  659 
  660 void
  661 kdebug_mbuf(m0)
  662         struct mbuf *m0;
  663 {
  664         struct mbuf *m = m0;
  665         int i, j;
  666 
  667         for (j = 0; m; m = m->m_next) {
  668                 kdebug_mbufhdr(m);
  669                 printf("  m_data:\n");
  670                 for (i = 0; i < m->m_len; i++) {
  671                         if (i && i % 32 == 0)
  672                                 printf("\n");
  673                         if (i % 4 == 0)
  674                                 printf(" ");
  675                         printf("%02x", mtod(m, u_char *)[i]);
  676                         j++;
  677                 }
  678                 printf("\n");
  679         }
  680 
  681         return;
  682 }
  683 #endif /* _KERNEL */
  684 
  685 void
  686 kdebug_sockaddr(addr)
  687         struct sockaddr *addr;
  688 {
  689         struct sockaddr_in *sin4;
  690 #ifdef INET6
  691         struct sockaddr_in6 *sin6;
  692 #endif
  693 
  694         /* sanity check */
  695         if (addr == NULL)
  696                 panic("kdebug_sockaddr: NULL pointer was passed");
  697 
  698         /* NOTE: We deal with port number as host byte order. */
  699         printf("sockaddr{ len=%u family=%u", addr->sa_len, addr->sa_family);
  700 
  701         switch (addr->sa_family) {
  702         case AF_INET:
  703                 sin4 = (struct sockaddr_in *)addr;
  704                 printf(" port=%u\n", ntohs(sin4->sin_port));
  705                 ipsec_hexdump((caddr_t)&sin4->sin_addr, sizeof(sin4->sin_addr));
  706                 break;
  707 #ifdef INET6
  708         case AF_INET6:
  709                 sin6 = (struct sockaddr_in6 *)addr;
  710                 printf(" port=%u\n", ntohs(sin6->sin6_port));
  711                 printf("  flowinfo=0x%08x, scope_id=0x%08x\n",
  712                     sin6->sin6_flowinfo, sin6->sin6_scope_id);
  713                 ipsec_hexdump((caddr_t)&sin6->sin6_addr,
  714                     sizeof(sin6->sin6_addr));
  715                 break;
  716 #endif
  717         }
  718 
  719         printf("  }\n");
  720 
  721         return;
  722 }
  723 
  724 void
  725 ipsec_bindump(buf, len)
  726         caddr_t buf;
  727         int len;
  728 {
  729         int i;
  730 
  731         for (i = 0; i < len; i++)
  732                 printf("%c", (unsigned char)buf[i]);
  733 
  734         return;
  735 }
  736 
  737 
  738 void
  739 ipsec_hexdump(buf, len)
  740         caddr_t buf;
  741         int len;
  742 {
  743         int i;
  744 
  745         for (i = 0; i < len; i++) {
  746                 if (i != 0 && i % 32 == 0) printf("\n");
  747                 if (i % 4 == 0) printf(" ");
  748                 printf("%02x", (unsigned char)buf[i]);
  749         }
  750 #if 0
  751         if (i % 32 != 0) printf("\n");
  752 #endif
  753 
  754         return;
  755 }

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