[apple/network_cmds.git] / racoon.tproj / key_debug.c

/*	$FreeBSD: src/sys/netkey/key_debug.c,v 1.10.2.2 2001/07/03 11:01:59 ume Exp $	*/
/*	$KAME: key_debug.c,v 1.25 2000/07/24 13:23:12 itojun Exp $	*/

/*
 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the project nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#ifdef _KERNEL
#include "opt_inet.h"
#include "opt_inet6.h"
#include "opt_ipsec.h"
#endif

#include <sys/types.h>
#include <sys/param.h>
#ifdef _KERNEL
#include <sys/systm.h>
#include <sys/mbuf.h>
#include <sys/queue.h>
#endif
#include <sys/socket.h>

#include <net/route.h>

#include <netkey/key_var.h>
#include <netkey/key_debug.h>

#include <netinet/in.h>
#include <netinet6/ipsec.h>

#ifndef _KERNEL
#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
#endif /* !_KERNEL */

#if !defined(_KERNEL) || (defined(_KERNEL) && defined(IPSEC_DEBUG))

static void kdebug_sadb_prop __P((struct sadb_ext *));
static void kdebug_sadb_identity __P((struct sadb_ext *));
static void kdebug_sadb_supported __P((struct sadb_ext *));
static void kdebug_sadb_lifetime __P((struct sadb_ext *));
static void kdebug_sadb_sa __P((struct sadb_ext *));
static void kdebug_sadb_address __P((struct sadb_ext *));
static void kdebug_sadb_key __P((struct sadb_ext *));
static void kdebug_sadb_x_sa2 __P((struct sadb_ext *));

#ifdef _KERNEL
static void kdebug_secreplay __P((struct secreplay *));
#endif

#ifndef _KERNEL
#define panic(param)	{ printf(param); exit(-1); }
#endif

/* NOTE: host byte order */

/* %%%: about struct sadb_msg */
void
kdebug_sadb(base)
	struct sadb_msg *base;
{
	struct sadb_ext *ext;
	int tlen, extlen;

	/* sanity check */
	if (base == NULL)
		panic("kdebug_sadb: NULL pointer was passed.\n");

	printf("sadb_msg{ version=%u type=%u errno=%u satype=%u\n",
	    base->sadb_msg_version, base->sadb_msg_type,
	    base->sadb_msg_errno, base->sadb_msg_satype);
	printf("  len=%u reserved=%u seq=%u pid=%u\n",
	    base->sadb_msg_len, base->sadb_msg_reserved,
	    base->sadb_msg_seq, base->sadb_msg_pid);

	tlen = PFKEY_UNUNIT64(base->sadb_msg_len) - sizeof(struct sadb_msg);
	ext = (struct sadb_ext *)((caddr_t)base + sizeof(struct sadb_msg));

	while (tlen > 0) {
		printf("sadb_ext{ len=%u type=%u }\n",
		    ext->sadb_ext_len, ext->sadb_ext_type);

		if (ext->sadb_ext_len == 0) {
			printf("kdebug_sadb: invalid ext_len=0 was passed.\n");
			return;
		}
		if (ext->sadb_ext_len > tlen) {
			printf("kdebug_sadb: ext_len exceeds end of buffer.\n");
			return;
		}

		switch (ext->sadb_ext_type) {
		case SADB_EXT_SA:
			kdebug_sadb_sa(ext);
			break;
		case SADB_EXT_LIFETIME_CURRENT:
		case SADB_EXT_LIFETIME_HARD:
		case SADB_EXT_LIFETIME_SOFT:
			kdebug_sadb_lifetime(ext);
			break;
		case SADB_EXT_ADDRESS_SRC:
		case SADB_EXT_ADDRESS_DST:
		case SADB_EXT_ADDRESS_PROXY:
			kdebug_sadb_address(ext);
			break;
		case SADB_EXT_KEY_AUTH:
		case SADB_EXT_KEY_ENCRYPT:
			kdebug_sadb_key(ext);
			break;
		case SADB_EXT_IDENTITY_SRC:
		case SADB_EXT_IDENTITY_DST:
			kdebug_sadb_identity(ext);
			break;
		case SADB_EXT_SENSITIVITY:
			break;
		case SADB_EXT_PROPOSAL:
			kdebug_sadb_prop(ext);
			break;
		case SADB_EXT_SUPPORTED_AUTH:
		case SADB_EXT_SUPPORTED_ENCRYPT:
			kdebug_sadb_supported(ext);
			break;
		case SADB_EXT_SPIRANGE:
		case SADB_X_EXT_KMPRIVATE:
			break;
		case SADB_X_EXT_POLICY:
			kdebug_sadb_x_policy(ext);
			break;
		case SADB_X_EXT_SA2:
			kdebug_sadb_x_sa2(ext);
			break;
		default:
			printf("kdebug_sadb: invalid ext_type %u was passed.\n",
			    ext->sadb_ext_type);
			return;
		}

		extlen = PFKEY_UNUNIT64(ext->sadb_ext_len);
		tlen -= extlen;
		ext = (struct sadb_ext *)((caddr_t)ext + extlen);
	}

	return;
}

static void
kdebug_sadb_prop(ext)
	struct sadb_ext *ext;
{
	struct sadb_prop *prop = (struct sadb_prop *)ext;
	struct sadb_comb *comb;
	int len;

	/* sanity check */
	if (ext == NULL)
		panic("kdebug_sadb_prop: NULL pointer was passed.\n");

	len = (PFKEY_UNUNIT64(prop->sadb_prop_len) - sizeof(*prop))
		/ sizeof(*comb);
	comb = (struct sadb_comb *)(prop + 1);
	printf("sadb_prop{ replay=%u\n", prop->sadb_prop_replay);

	while (len--) {
		printf("sadb_comb{ auth=%u encrypt=%u "
			"flags=0x%04x reserved=0x%08x\n",
			comb->sadb_comb_auth, comb->sadb_comb_encrypt,
			comb->sadb_comb_flags, comb->sadb_comb_reserved);

		printf("  auth_minbits=%u auth_maxbits=%u "
			"encrypt_minbits=%u encrypt_maxbits=%u\n",
			comb->sadb_comb_auth_minbits,
			comb->sadb_comb_auth_maxbits,
			comb->sadb_comb_encrypt_minbits,
			comb->sadb_comb_encrypt_maxbits);

		printf("  soft_alloc=%u hard_alloc=%u "
			"soft_bytes=%lu hard_bytes=%lu\n",
			comb->sadb_comb_soft_allocations,
			comb->sadb_comb_hard_allocations,
			(unsigned long)comb->sadb_comb_soft_bytes,
			(unsigned long)comb->sadb_comb_hard_bytes);

		printf("  soft_alloc=%lu hard_alloc=%lu "
			"soft_bytes=%lu hard_bytes=%lu }\n",
			(unsigned long)comb->sadb_comb_soft_addtime,
			(unsigned long)comb->sadb_comb_hard_addtime,
			(unsigned long)comb->sadb_comb_soft_usetime,
			(unsigned long)comb->sadb_comb_hard_usetime);
		comb++;
	}
	printf("}\n");

	return;
}

static void
kdebug_sadb_identity(ext)
	struct sadb_ext *ext;
{
	struct sadb_ident *id = (struct sadb_ident *)ext;
	int len;

	/* sanity check */
	if (ext == NULL)
		panic("kdebug_sadb_identity: NULL pointer was passed.\n");

	len = PFKEY_UNUNIT64(id->sadb_ident_len) - sizeof(*id);
	printf("sadb_ident_%s{",
	    id->sadb_ident_exttype == SADB_EXT_IDENTITY_SRC ? "src" : "dst");
	switch (id->sadb_ident_type) {
	default:
		printf(" type=%d id=%lu",
			id->sadb_ident_type, (u_long)id->sadb_ident_id);
		if (len) {
#ifdef _KERNEL
			ipsec_hexdump((caddr_t)(id + 1), len); /*XXX cast ?*/
#else
			char *p, *ep;
			printf("\n  str=\"");
			p = (char *)(id + 1);
			ep = p + len;
			for (/*nothing*/; *p && p < ep; p++) {
				if (isprint(*p))
					printf("%c", *p & 0xff);
				else
					printf("\\%03o", *p & 0xff);
			}
#endif
			printf("\"");
		}
		break;
	}

	printf(" }\n");

	return;
}

static void
kdebug_sadb_supported(ext)
	struct sadb_ext *ext;
{
	struct sadb_supported *sup = (struct sadb_supported *)ext;
	struct sadb_alg *alg;
	int len;

	/* sanity check */
	if (ext == NULL)
		panic("kdebug_sadb_supported: NULL pointer was passed.\n");

	len = (PFKEY_UNUNIT64(sup->sadb_supported_len) - sizeof(*sup))
		/ sizeof(*alg);
	alg = (struct sadb_alg *)(sup + 1);
	printf("sadb_sup{\n");
	while (len--) {
		printf("  { id=%d ivlen=%d min=%d max=%d }\n",
			alg->sadb_alg_id, alg->sadb_alg_ivlen,
			alg->sadb_alg_minbits, alg->sadb_alg_maxbits);
		alg++;
	}
	printf("}\n");

	return;
}

static void
kdebug_sadb_lifetime(ext)
	struct sadb_ext *ext;
{
	struct sadb_lifetime *lft = (struct sadb_lifetime *)ext;

	/* sanity check */
	if (ext == NULL)
		printf("kdebug_sadb_lifetime: NULL pointer was passed.\n");

	printf("sadb_lifetime{ alloc=%u, bytes=%u\n",
		lft->sadb_lifetime_allocations,
		(u_int32_t)lft->sadb_lifetime_bytes);
	printf("  addtime=%u, usetime=%u }\n",
		(u_int32_t)lft->sadb_lifetime_addtime,
		(u_int32_t)lft->sadb_lifetime_usetime);

	return;
}

static void
kdebug_sadb_sa(ext)
	struct sadb_ext *ext;
{
	struct sadb_sa *sa = (struct sadb_sa *)ext;

	/* sanity check */
	if (ext == NULL)
		panic("kdebug_sadb_sa: NULL pointer was passed.\n");

	printf("sadb_sa{ spi=%u replay=%u state=%u\n",
	    (u_int32_t)ntohl(sa->sadb_sa_spi), sa->sadb_sa_replay,
	    sa->sadb_sa_state);
	printf("  auth=%u encrypt=%u flags=0x%08x }\n",
	    sa->sadb_sa_auth, sa->sadb_sa_encrypt, sa->sadb_sa_flags);

	return;
}

static void
kdebug_sadb_address(ext)
	struct sadb_ext *ext;
{
	struct sadb_address *addr = (struct sadb_address *)ext;

	/* sanity check */
	if (ext == NULL)
		panic("kdebug_sadb_address: NULL pointer was passed.\n");

	printf("sadb_address{ proto=%u prefixlen=%u reserved=0x%02x%02x }\n",
	    addr->sadb_address_proto, addr->sadb_address_prefixlen,
	    ((u_char *)&addr->sadb_address_reserved)[0],
	    ((u_char *)&addr->sadb_address_reserved)[1]);

	kdebug_sockaddr((struct sockaddr *)((caddr_t)ext + sizeof(*addr)));

	return;
}

static void
kdebug_sadb_key(ext)
	struct sadb_ext *ext;
{
	struct sadb_key *key = (struct sadb_key *)ext;

	/* sanity check */
	if (ext == NULL)
		panic("kdebug_sadb_key: NULL pointer was passed.\n");

	printf("sadb_key{ bits=%u reserved=%u\n",
	    key->sadb_key_bits, key->sadb_key_reserved);
	printf("  key=");

	/* sanity check 2 */
	if ((key->sadb_key_bits >> 3) >
		(PFKEY_UNUNIT64(key->sadb_key_len) - sizeof(struct sadb_key))) {
		printf("kdebug_sadb_key: key length mismatch, bit:%d len:%ld.\n",
			key->sadb_key_bits >> 3,
			(long)PFKEY_UNUNIT64(key->sadb_key_len) - sizeof(struct sadb_key));
	}

	ipsec_hexdump((caddr_t)key + sizeof(struct sadb_key),
	              key->sadb_key_bits >> 3);
	printf(" }\n");
	return;
}

static void
kdebug_sadb_x_sa2(ext)
	struct sadb_ext *ext;
{
	struct sadb_x_sa2 *sa2 = (struct sadb_x_sa2 *)ext;

	/* sanity check */
	if (ext == NULL)
		panic("kdebug_sadb_x_sa2: NULL pointer was passed.\n");

	printf("sadb_x_sa2{ mode=%u reqid=%u\n",
	    sa2->sadb_x_sa2_mode, sa2->sadb_x_sa2_reqid);
	printf("  reserved1=%u reserved2=%u reserved3=%u }\n",
	    sa2->sadb_x_sa2_reserved1, sa2->sadb_x_sa2_reserved1,
	    sa2->sadb_x_sa2_reserved1);

	return;
}

void
kdebug_sadb_x_policy(ext)
	struct sadb_ext *ext;
{
	struct sadb_x_policy *xpl = (struct sadb_x_policy *)ext;
	struct sockaddr *addr;

	/* sanity check */
	if (ext == NULL)
		panic("kdebug_sadb_x_policy: NULL pointer was passed.\n");

	printf("sadb_x_policy{ type=%u dir=%u id=%x }\n",
		xpl->sadb_x_policy_type, xpl->sadb_x_policy_dir,
		xpl->sadb_x_policy_id);

	if (xpl->sadb_x_policy_type == IPSEC_POLICY_IPSEC) {
		int tlen;
		struct sadb_x_ipsecrequest *xisr;

		tlen = PFKEY_UNUNIT64(xpl->sadb_x_policy_len) - sizeof(*xpl);
		xisr = (struct sadb_x_ipsecrequest *)(xpl + 1);

		while (tlen > 0) {
			printf(" { len=%u proto=%u mode=%u level=%u reqid=%u\n",
				xisr->sadb_x_ipsecrequest_len,
				xisr->sadb_x_ipsecrequest_proto,
				xisr->sadb_x_ipsecrequest_mode,
				xisr->sadb_x_ipsecrequest_level,
				xisr->sadb_x_ipsecrequest_reqid);

			if (xisr->sadb_x_ipsecrequest_len > sizeof(*xisr)) {
				addr = (struct sockaddr *)(xisr + 1);
				kdebug_sockaddr(addr);
				addr = (struct sockaddr *)((caddr_t)addr
							+ addr->sa_len);
				kdebug_sockaddr(addr);
			}

			printf(" }\n");

			/* prevent infinite loop */
			if (xisr->sadb_x_ipsecrequest_len <= 0) {
				printf("kdebug_sadb_x_policy: wrong policy struct.\n");
				return;
			}
			/* prevent overflow */
			if (xisr->sadb_x_ipsecrequest_len > tlen) {
				printf("invalid ipsec policy length\n");
				return;
			}

			tlen -= xisr->sadb_x_ipsecrequest_len;

			xisr = (struct sadb_x_ipsecrequest *)((caddr_t)xisr
			                + xisr->sadb_x_ipsecrequest_len);
		}

		if (tlen != 0)
			panic("kdebug_sadb_x_policy: wrong policy struct.\n");
	}

	return;
}

#ifdef _KERNEL
/* %%%: about SPD and SAD */
void
kdebug_secpolicy(sp)
	struct secpolicy *sp;
{
	/* sanity check */
	if (sp == NULL)
		panic("kdebug_secpolicy: NULL pointer was passed.\n");

	printf("secpolicy{ refcnt=%u state=%u policy=%u\n",
		sp->refcnt, sp->state, sp->policy);

	kdebug_secpolicyindex(&sp->spidx);

	switch (sp->policy) {
	case IPSEC_POLICY_DISCARD:
		printf("  type=discard }\n");
		break;
	case IPSEC_POLICY_NONE:
		printf("  type=none }\n");
		break;
	case IPSEC_POLICY_IPSEC:
	    {
		struct ipsecrequest *isr;
		for (isr = sp->req; isr != NULL; isr = isr->next) {

			printf("  level=%u\n", isr->level);
			kdebug_secasindex(&isr->saidx);

			if (isr->sav != NULL)
				kdebug_secasv(isr->sav);
		}
		printf("  }\n");
	    }
		break;
	case IPSEC_POLICY_BYPASS:
		printf("  type=bypass }\n");
		break;
	case IPSEC_POLICY_ENTRUST:
		printf("  type=entrust }\n");
		break;
	default:
		printf("kdebug_secpolicy: Invalid policy found. %d\n",
			sp->policy);
		break;
	}

	return;
}

void
kdebug_secpolicyindex(spidx)
	struct secpolicyindex *spidx;
{
	/* sanity check */
	if (spidx == NULL)
		panic("kdebug_secpolicyindex: NULL pointer was passed.\n");

	printf("secpolicyindex{ dir=%u prefs=%u prefd=%u ul_proto=%u\n",
		spidx->dir, spidx->prefs, spidx->prefd, spidx->ul_proto);

	ipsec_hexdump((caddr_t)&spidx->src,
		((struct sockaddr *)&spidx->src)->sa_len);
	printf("\n");
	ipsec_hexdump((caddr_t)&spidx->dst,
		((struct sockaddr *)&spidx->dst)->sa_len);
	printf("}\n");

	return;
}

void
kdebug_secasindex(saidx)
	struct secasindex *saidx;
{
	/* sanity check */
	if (saidx == NULL)
		panic("kdebug_secpolicyindex: NULL pointer was passed.\n");

	printf("secasindex{ mode=%u proto=%u\n",
		saidx->mode, saidx->proto);

	ipsec_hexdump((caddr_t)&saidx->src,
		((struct sockaddr *)&saidx->src)->sa_len);
	printf("\n");
	ipsec_hexdump((caddr_t)&saidx->dst,
		((struct sockaddr *)&saidx->dst)->sa_len);
	printf("\n");

	return;
}

void
kdebug_secasv(sav)
	struct secasvar *sav;
{
	/* sanity check */
	if (sav == NULL)
		panic("kdebug_secasv: NULL pointer was passed.\n");

	printf("secas{");
	kdebug_secasindex(&sav->sah->saidx);

	printf("  refcnt=%u state=%u auth=%u enc=%u\n",
	    sav->refcnt, sav->state, sav->alg_auth, sav->alg_enc);
	printf("  spi=%u flags=%u\n",
	    (u_int32_t)ntohl(sav->spi), sav->flags);

	if (sav->key_auth != NULL)
		kdebug_sadb_key((struct sadb_ext *)sav->key_auth);
	if (sav->key_enc != NULL)
		kdebug_sadb_key((struct sadb_ext *)sav->key_enc);
	if (sav->iv != NULL) {
		printf("  iv=");
		ipsec_hexdump(sav->iv, sav->ivlen ? sav->ivlen : 8);
		printf("\n");
	}

	if (sav->replay != NULL)
		kdebug_secreplay(sav->replay);
	if (sav->lft_c != NULL)
		kdebug_sadb_lifetime((struct sadb_ext *)sav->lft_c);
	if (sav->lft_h != NULL)
		kdebug_sadb_lifetime((struct sadb_ext *)sav->lft_h);
	if (sav->lft_s != NULL)
		kdebug_sadb_lifetime((struct sadb_ext *)sav->lft_s);

#if notyet
	/* XXX: misc[123] ? */
#endif

	return;
}

static void
kdebug_secreplay(rpl)
	struct secreplay *rpl;
{
	int len, l;

	/* sanity check */
	if (rpl == NULL)
		panic("kdebug_secreplay: NULL pointer was passed.\n");

	printf(" secreplay{ count=%u wsize=%u seq=%u lastseq=%u",
	    rpl->count, rpl->wsize, rpl->seq, rpl->lastseq);

	if (rpl->bitmap == NULL) {
		printf(" }\n");
		return;
	}

	printf("\n   bitmap { ");

	for (len = 0; len < rpl->wsize; len++) {
		for (l = 7; l >= 0; l--)
			printf("%u", (((rpl->bitmap)[len] >> l) & 1) ? 1 : 0);
	}
	printf(" }\n");

	return;
}

void
kdebug_mbufhdr(m)
	struct mbuf *m;
{
	/* sanity check */
	if (m == NULL)
		return;

	printf("mbuf(%p){ m_next:%p m_nextpkt:%p m_data:%p "
	       "m_len:%d m_type:0x%02x m_flags:0x%02x }\n",
		m, m->m_next, m->m_nextpkt, m->m_data,
		m->m_len, m->m_type, m->m_flags);

	if (m->m_flags & M_PKTHDR) {
		printf("  m_pkthdr{ len:%d rcvif:%p }\n",
		    m->m_pkthdr.len, m->m_pkthdr.rcvif);
	}

	if (m->m_flags & M_EXT) {
		printf("  m_ext{ ext_buf:%p ext_free:%p "
		       "ext_size:%u ext_ref:%p }\n",
			m->m_ext.ext_buf, m->m_ext.ext_free,
			m->m_ext.ext_size, m->m_ext.ext_ref);
	}

	return;
}

void
kdebug_mbuf(m0)
	struct mbuf *m0;
{
	struct mbuf *m = m0;
	int i, j;

	for (j = 0; m; m = m->m_next) {
		kdebug_mbufhdr(m);
		printf("  m_data:\n");
		for (i = 0; i < m->m_len; i++) {
			if (i && i % 32 == 0)
				printf("\n");
			if (i % 4 == 0)
				printf(" ");
			printf("%02x", mtod(m, u_char *)[i]);
			j++;
		}
		printf("\n");
	}

	return;
}
#endif /* _KERNEL */

void
kdebug_sockaddr(addr)
	struct sockaddr *addr;
{
	struct sockaddr_in *sin;
#ifdef INET6
	struct sockaddr_in6 *sin6;
#endif

	/* sanity check */
	if (addr == NULL)
		panic("kdebug_sockaddr: NULL pointer was passed.\n");

	/* NOTE: We deal with port number as host byte order. */
	printf("sockaddr{ len=%u family=%u", addr->sa_len, addr->sa_family);

	switch (addr->sa_family) {
	case AF_INET:
		sin = (struct sockaddr_in *)addr;
		printf(" port=%u\n", ntohs(sin->sin_port));
		ipsec_hexdump((caddr_t)&sin->sin_addr, sizeof(sin->sin_addr));
		break;
#ifdef INET6
	case AF_INET6:
		sin6 = (struct sockaddr_in6 *)addr;
		printf(" port=%u\n", ntohs(sin6->sin6_port));
		printf("  flowinfo=0x%08x, scope_id=0x%08x\n",
		    sin6->sin6_flowinfo, sin6->sin6_scope_id);
		ipsec_hexdump((caddr_t)&sin6->sin6_addr,
		    sizeof(sin6->sin6_addr));
		break;
#endif
	}

	printf("  }\n");

	return;
}

void
ipsec_bindump(buf, len)
	caddr_t buf;
	int len;
{
	int i;

	for (i = 0; i < len; i++)
		printf("%c", (unsigned char)buf[i]);

	return;
}


void
ipsec_hexdump(buf, len)
	caddr_t buf;
	int len;
{
	int i;

	for (i = 0; i < len; i++) {
		if (i != 0 && i % 32 == 0) printf("\n");
		if (i % 4 == 0) printf(" ");
		printf("%02x", (unsigned char)buf[i]);
	}
#if 0
	if (i % 32 != 0) printf("\n");
#endif

	return;
}

#endif /* !defined(_KERNEL) || (defined(_KERNEL) && defined(IPSEC_DEBUG)) */
Commit	Line	Data
7ba0088d A	1	/* $FreeBSD: src/sys/netkey/key_debug.c,v 1.10.2.2 2001/07/03 11:01:59 ume Exp $ */
	2	/* $KAME: key_debug.c,v 1.25 2000/07/24 13:23:12 itojun Exp $ */
	3
	4	/*
	5	* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
	6	* All rights reserved.
	7	*
	8	* Redistribution and use in source and binary forms, with or without
	9	* modification, are permitted provided that the following conditions
	10	* are met:
	11	* 1. Redistributions of source code must retain the above copyright
	12	* notice, this list of conditions and the following disclaimer.
	13	* 2. Redistributions in binary form must reproduce the above copyright
	14	* notice, this list of conditions and the following disclaimer in the
	15	* documentation and/or other materials provided with the distribution.
	16	* 3. Neither the name of the project nor the names of its contributors
	17	* may be used to endorse or promote products derived from this software
	18	* without specific prior written permission.
	19	*
	20	* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
	21	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	22	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	23	* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
	24	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	25	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	26	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	27	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	28	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	29	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	30	* SUCH DAMAGE.
	31	*/
	32
	33	#ifdef _KERNEL
	34	#include "opt_inet.h"
	35	#include "opt_inet6.h"
	36	#include "opt_ipsec.h"
	37	#endif
	38
	39	#include <sys/types.h>
	40	#include <sys/param.h>
	41	#ifdef _KERNEL
	42	#include <sys/systm.h>
	43	#include <sys/mbuf.h>
	44	#include <sys/queue.h>
	45	#endif
	46	#include <sys/socket.h>
	47
	48	#include <net/route.h>
	49
	50	#include <netkey/key_var.h>
	51	#include <netkey/key_debug.h>
	52
	53	#include <netinet/in.h>
	54	#include <netinet6/ipsec.h>
	55
	56	#ifndef _KERNEL
	57	#include <ctype.h>
	58	#include <stdio.h>
	59	#include <stdlib.h>
	60	#endif /* !_KERNEL */
	61
	62	#if !defined(_KERNEL) \|\| (defined(_KERNEL) && defined(IPSEC_DEBUG))
	63
	64	static void kdebug_sadb_prop __P((struct sadb_ext *));
65	static void kdebug_sadb_identity __P((struct sadb_ext *));
66	static void kdebug_sadb_supported __P((struct sadb_ext *));
67	static void kdebug_sadb_lifetime __P((struct sadb_ext *));
68	static void kdebug_sadb_sa __P((struct sadb_ext *));
69	static void kdebug_sadb_address __P((struct sadb_ext *));
70	static void kdebug_sadb_key __P((struct sadb_ext *));
71	static void kdebug_sadb_x_sa2 __P((struct sadb_ext *));
72
73	#ifdef _KERNEL
74	static void kdebug_secreplay __P((struct secreplay *));
75	#endif
76
77	#ifndef _KERNEL
78	#define panic(param) { printf(param); exit(-1); }
79	#endif
80
81	/* NOTE: host byte order */
82
83	/* %%%: about struct sadb_msg */
84	void
85	kdebug_sadb(base)
86	struct sadb_msg *base;
87	{
88	struct sadb_ext *ext;
89	int tlen, extlen;
90
91	/* sanity check */
92	if (base == NULL)
93	panic("kdebug_sadb: NULL pointer was passed.\n");
94
95	printf("sadb_msg{ version=%u type=%u errno=%u satype=%u\n",
96	base->sadb_msg_version, base->sadb_msg_type,
97	base->sadb_msg_errno, base->sadb_msg_satype);
98	printf(" len=%u reserved=%u seq=%u pid=%u\n",
99	base->sadb_msg_len, base->sadb_msg_reserved,
100	base->sadb_msg_seq, base->sadb_msg_pid);
101
102	tlen = PFKEY_UNUNIT64(base->sadb_msg_len) - sizeof(struct sadb_msg);
103	ext = (struct sadb_ext *)((caddr_t)base + sizeof(struct sadb_msg));
104
105	while (tlen > 0) {
106	printf("sadb_ext{ len=%u type=%u }\n",
107	ext->sadb_ext_len, ext->sadb_ext_type);
108
109	if (ext->sadb_ext_len == 0) {
110	printf("kdebug_sadb: invalid ext_len=0 was passed.\n");
111	return;
112	}
113	if (ext->sadb_ext_len > tlen) {
114	printf("kdebug_sadb: ext_len exceeds end of buffer.\n");
115	return;
116	}
117
118	switch (ext->sadb_ext_type) {
119	case SADB_EXT_SA:
120	kdebug_sadb_sa(ext);
121	break;
122	case SADB_EXT_LIFETIME_CURRENT:
123	case SADB_EXT_LIFETIME_HARD:
124	case SADB_EXT_LIFETIME_SOFT:
125	kdebug_sadb_lifetime(ext);
126	break;
127	case SADB_EXT_ADDRESS_SRC:
128	case SADB_EXT_ADDRESS_DST:
129	case SADB_EXT_ADDRESS_PROXY:
130	kdebug_sadb_address(ext);
131	break;
132	case SADB_EXT_KEY_AUTH:
133	case SADB_EXT_KEY_ENCRYPT:
134	kdebug_sadb_key(ext);
135	break;
136	case SADB_EXT_IDENTITY_SRC:
137	case SADB_EXT_IDENTITY_DST:
138	kdebug_sadb_identity(ext);
139	break;
140	case SADB_EXT_SENSITIVITY:
141	break;
142	case SADB_EXT_PROPOSAL:
143	kdebug_sadb_prop(ext);
144	break;
145	case SADB_EXT_SUPPORTED_AUTH:
146	case SADB_EXT_SUPPORTED_ENCRYPT:
147	kdebug_sadb_supported(ext);
148	break;
149	case SADB_EXT_SPIRANGE:
150	case SADB_X_EXT_KMPRIVATE:
151	break;
152	case SADB_X_EXT_POLICY:
153	kdebug_sadb_x_policy(ext);
154	break;
155	case SADB_X_EXT_SA2:
156	kdebug_sadb_x_sa2(ext);
157	break;
158	default:
159	printf("kdebug_sadb: invalid ext_type %u was passed.\n",
160	ext->sadb_ext_type);
161	return;
162	}
163
164	extlen = PFKEY_UNUNIT64(ext->sadb_ext_len);
165	tlen -= extlen;
166	ext = (struct sadb_ext *)((caddr_t)ext + extlen);
167	}
168
169	return;
170	}
171
172	static void
173	kdebug_sadb_prop(ext)
174	struct sadb_ext *ext;
175	{
176	struct sadb_prop prop = (struct sadb_prop )ext;
177	struct sadb_comb *comb;
178	int len;
179
180	/* sanity check */
181	if (ext == NULL)
182	panic("kdebug_sadb_prop: NULL pointer was passed.\n");
183
184	len = (PFKEY_UNUNIT64(prop->sadb_prop_len) - sizeof(*prop))
185	/ sizeof(*comb);
186	comb = (struct sadb_comb *)(prop + 1);
187	printf("sadb_prop{ replay=%u\n", prop->sadb_prop_replay);
188
189	while (len--) {
190	printf("sadb_comb{ auth=%u encrypt=%u "
191	"flags=0x%04x reserved=0x%08x\n",
192	comb->sadb_comb_auth, comb->sadb_comb_encrypt,
193	comb->sadb_comb_flags, comb->sadb_comb_reserved);
194
195	printf(" auth_minbits=%u auth_maxbits=%u "
196	"encrypt_minbits=%u encrypt_maxbits=%u\n",
197	comb->sadb_comb_auth_minbits,
198	comb->sadb_comb_auth_maxbits,
199	comb->sadb_comb_encrypt_minbits,
200	comb->sadb_comb_encrypt_maxbits);
201
202	printf(" soft_alloc=%u hard_alloc=%u "
203	"soft_bytes=%lu hard_bytes=%lu\n",
204	comb->sadb_comb_soft_allocations,
205	comb->sadb_comb_hard_allocations,
206	(unsigned long)comb->sadb_comb_soft_bytes,
207	(unsigned long)comb->sadb_comb_hard_bytes);
208
209	printf(" soft_alloc=%lu hard_alloc=%lu "
210	"soft_bytes=%lu hard_bytes=%lu }\n",
211	(unsigned long)comb->sadb_comb_soft_addtime,
212	(unsigned long)comb->sadb_comb_hard_addtime,
213	(unsigned long)comb->sadb_comb_soft_usetime,
214	(unsigned long)comb->sadb_comb_hard_usetime);
215	comb++;
216	}
217	printf("}\n");
218
219	return;
220	}
221
222	static void
223	kdebug_sadb_identity(ext)
224	struct sadb_ext *ext;
225	{
226	struct sadb_ident id = (struct sadb_ident )ext;
227	int len;
228
229	/* sanity check */
230	if (ext == NULL)
231	panic("kdebug_sadb_identity: NULL pointer was passed.\n");
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((caddr_t)(id + 1), len); /XXX cast ?/
243	#else
244	char p, ep;
245	printf("\n str=\"");
246	p = (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
265	static void
266	kdebug_sadb_supported(ext)
267	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.\n");
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(ext)
294	struct sadb_ext *ext;
295	{
296	struct sadb_lifetime lft = (struct sadb_lifetime )ext;
297
298	/* sanity check */
299	if (ext == NULL)
300	printf("kdebug_sadb_lifetime: NULL pointer was passed.\n");
301
302	printf("sadb_lifetime{ alloc=%u, bytes=%u\n",
303	lft->sadb_lifetime_allocations,
304	(u_int32_t)lft->sadb_lifetime_bytes);
305	printf(" addtime=%u, usetime=%u }\n",
306	(u_int32_t)lft->sadb_lifetime_addtime,
307	(u_int32_t)lft->sadb_lifetime_usetime);
308
309	return;
310	}
311
312	static void
313	kdebug_sadb_sa(ext)
314	struct sadb_ext *ext;
315	{
316	struct sadb_sa sa = (struct sadb_sa )ext;
317
318	/* sanity check */
319	if (ext == NULL)
320	panic("kdebug_sadb_sa: NULL pointer was passed.\n");
321
322	printf("sadb_sa{ spi=%u replay=%u state=%u\n",
323	(u_int32_t)ntohl(sa->sadb_sa_spi), sa->sadb_sa_replay,
324	sa->sadb_sa_state);
325	printf(" auth=%u encrypt=%u flags=0x%08x }\n",
326	sa->sadb_sa_auth, sa->sadb_sa_encrypt, sa->sadb_sa_flags);
327
328	return;
329	}
330
331	static void
332	kdebug_sadb_address(ext)
333	struct sadb_ext *ext;
334	{
335	struct sadb_address addr = (struct sadb_address )ext;
336
337	/* sanity check */
338	if (ext == NULL)
339	panic("kdebug_sadb_address: NULL pointer was passed.\n");
340
341	printf("sadb_address{ proto=%u prefixlen=%u reserved=0x%02x%02x }\n",
342	addr->sadb_address_proto, addr->sadb_address_prefixlen,
343	((u_char *)&addr->sadb_address_reserved)[0],
344	((u_char *)&addr->sadb_address_reserved)[1]);
345
346	kdebug_sockaddr((struct sockaddr )((caddr_t)ext + sizeof(addr)));
347
348	return;
349	}
350
351	static void
352	kdebug_sadb_key(ext)
353	struct sadb_ext *ext;
354	{
355	struct sadb_key key = (struct sadb_key )ext;
356
357	/* sanity check */
358	if (ext == NULL)
359	panic("kdebug_sadb_key: NULL pointer was passed.\n");
360
361	printf("sadb_key{ bits=%u reserved=%u\n",
362	key->sadb_key_bits, key->sadb_key_reserved);
363	printf(" key=");
364
365	/* sanity check 2 */
366	if ((key->sadb_key_bits >> 3) >
367	(PFKEY_UNUNIT64(key->sadb_key_len) - sizeof(struct sadb_key))) {
368	printf("kdebug_sadb_key: key length mismatch, bit:%d len:%ld.\n",
369	key->sadb_key_bits >> 3,
370	(long)PFKEY_UNUNIT64(key->sadb_key_len) - sizeof(struct sadb_key));
371	}
372
373	ipsec_hexdump((caddr_t)key + sizeof(struct sadb_key),
374	key->sadb_key_bits >> 3);
375	printf(" }\n");
376	return;
377	}
378
379	static void
380	kdebug_sadb_x_sa2(ext)
381	struct sadb_ext *ext;
382	{
383	struct sadb_x_sa2 sa2 = (struct sadb_x_sa2 )ext;
384
385	/* sanity check */
386	if (ext == NULL)
387	panic("kdebug_sadb_x_sa2: NULL pointer was passed.\n");
388
389	printf("sadb_x_sa2{ mode=%u reqid=%u\n",
390	sa2->sadb_x_sa2_mode, sa2->sadb_x_sa2_reqid);
391	printf(" reserved1=%u reserved2=%u reserved3=%u }\n",
392	sa2->sadb_x_sa2_reserved1, sa2->sadb_x_sa2_reserved1,
393	sa2->sadb_x_sa2_reserved1);
394
395	return;
396	}
397
398	void
399	kdebug_sadb_x_policy(ext)
400	struct sadb_ext *ext;
401	{
402	struct sadb_x_policy xpl = (struct sadb_x_policy )ext;
403	struct sockaddr *addr;
404
405	/* sanity check */
406	if (ext == NULL)
407	panic("kdebug_sadb_x_policy: NULL pointer was passed.\n");
408
409	printf("sadb_x_policy{ type=%u dir=%u id=%x }\n",
410	xpl->sadb_x_policy_type, xpl->sadb_x_policy_dir,
411	xpl->sadb_x_policy_id);
412
413	if (xpl->sadb_x_policy_type == IPSEC_POLICY_IPSEC) {
414	int tlen;
415	struct sadb_x_ipsecrequest *xisr;
416
417	tlen = PFKEY_UNUNIT64(xpl->sadb_x_policy_len) - sizeof(*xpl);
418	xisr = (struct sadb_x_ipsecrequest *)(xpl + 1);
419
420	while (tlen > 0) {
421	printf(" { len=%u proto=%u mode=%u level=%u reqid=%u\n",
422	xisr->sadb_x_ipsecrequest_len,
423	xisr->sadb_x_ipsecrequest_proto,
424	xisr->sadb_x_ipsecrequest_mode,
425	xisr->sadb_x_ipsecrequest_level,
426	xisr->sadb_x_ipsecrequest_reqid);
427
428	if (xisr->sadb_x_ipsecrequest_len > sizeof(*xisr)) {
429	addr = (struct sockaddr *)(xisr + 1);
430	kdebug_sockaddr(addr);
431	addr = (struct sockaddr *)((caddr_t)addr
432	+ addr->sa_len);
433	kdebug_sockaddr(addr);
434	}
435
436	printf(" }\n");
437
438	/* prevent infinite loop */
439	if (xisr->sadb_x_ipsecrequest_len <= 0) {
440	printf("kdebug_sadb_x_policy: wrong policy struct.\n");
441	return;
442	}
443	/* prevent overflow */
444	if (xisr->sadb_x_ipsecrequest_len > tlen) {
445	printf("invalid ipsec policy length\n");
446	return;
447	}
448
449	tlen -= xisr->sadb_x_ipsecrequest_len;
450
451	xisr = (struct sadb_x_ipsecrequest *)((caddr_t)xisr
452	+ xisr->sadb_x_ipsecrequest_len);
453	}
454
455	if (tlen != 0)
456	panic("kdebug_sadb_x_policy: wrong policy struct.\n");
457	}
458
459	return;
460	}
461
462	#ifdef _KERNEL
463	/* %%%: about SPD and SAD */
464	void
465	kdebug_secpolicy(sp)
466	struct secpolicy *sp;
467	{
468	/* sanity check */
469	if (sp == NULL)
470	panic("kdebug_secpolicy: NULL pointer was passed.\n");
471
472	printf("secpolicy{ refcnt=%u state=%u policy=%u\n",
473	sp->refcnt, sp->state, sp->policy);
474
475	kdebug_secpolicyindex(&sp->spidx);
476
477	switch (sp->policy) {
478	case IPSEC_POLICY_DISCARD:
479	printf(" type=discard }\n");
480	break;
481	case IPSEC_POLICY_NONE:
482	printf(" type=none }\n");
483	break;
484	case IPSEC_POLICY_IPSEC:
485	{
486	struct ipsecrequest *isr;
487	for (isr = sp->req; isr != NULL; isr = isr->next) {
488
489	printf(" level=%u\n", isr->level);
490	kdebug_secasindex(&isr->saidx);
491
492	if (isr->sav != NULL)
493	kdebug_secasv(isr->sav);
494	}
495	printf(" }\n");
496	}
497	break;
498	case IPSEC_POLICY_BYPASS:
499	printf(" type=bypass }\n");
500	break;
501	case IPSEC_POLICY_ENTRUST:
502	printf(" type=entrust }\n");
503	break;
504	default:
505	printf("kdebug_secpolicy: Invalid policy found. %d\n",
506	sp->policy);
507	break;
508	}
509
510	return;
511	}
512
513	void
514	kdebug_secpolicyindex(spidx)
515	struct secpolicyindex *spidx;
516	{
517	/* sanity check */
518	if (spidx == NULL)
519	panic("kdebug_secpolicyindex: NULL pointer was passed.\n");
520
521	printf("secpolicyindex{ dir=%u prefs=%u prefd=%u ul_proto=%u\n",
522	spidx->dir, spidx->prefs, spidx->prefd, spidx->ul_proto);
523
524	ipsec_hexdump((caddr_t)&spidx->src,
525	((struct sockaddr *)&spidx->src)->sa_len);
526	printf("\n");
527	ipsec_hexdump((caddr_t)&spidx->dst,
528	((struct sockaddr *)&spidx->dst)->sa_len);
529	printf("}\n");
530
531	return;
532	}
533
534	void
535	kdebug_secasindex(saidx)
536	struct secasindex *saidx;
537	{
538	/* sanity check */
539	if (saidx == NULL)
540	panic("kdebug_secpolicyindex: NULL pointer was passed.\n");
541
542	printf("secasindex{ mode=%u proto=%u\n",
543	saidx->mode, saidx->proto);
544
545	ipsec_hexdump((caddr_t)&saidx->src,
546	((struct sockaddr *)&saidx->src)->sa_len);
547	printf("\n");
548	ipsec_hexdump((caddr_t)&saidx->dst,
549	((struct sockaddr *)&saidx->dst)->sa_len);
550	printf("\n");
551
552	return;
553	}
554
555	void
556	kdebug_secasv(sav)
557	struct secasvar *sav;
558	{
559	/* sanity check */
560	if (sav == NULL)
561	panic("kdebug_secasv: NULL pointer was passed.\n");
562
563	printf("secas{");
564	kdebug_secasindex(&sav->sah->saidx);
565
566	printf(" refcnt=%u state=%u auth=%u enc=%u\n",
567	sav->refcnt, sav->state, sav->alg_auth, sav->alg_enc);
568	printf(" spi=%u flags=%u\n",
569	(u_int32_t)ntohl(sav->spi), sav->flags);
570
571	if (sav->key_auth != NULL)
572	kdebug_sadb_key((struct sadb_ext *)sav->key_auth);
573	if (sav->key_enc != NULL)
574	kdebug_sadb_key((struct sadb_ext *)sav->key_enc);
575	if (sav->iv != NULL) {
576	printf(" iv=");
577	ipsec_hexdump(sav->iv, sav->ivlen ? sav->ivlen : 8);
578	printf("\n");
579	}
580
581	if (sav->replay != NULL)
582	kdebug_secreplay(sav->replay);
583	if (sav->lft_c != NULL)
584	kdebug_sadb_lifetime((struct sadb_ext *)sav->lft_c);
585	if (sav->lft_h != NULL)
586	kdebug_sadb_lifetime((struct sadb_ext *)sav->lft_h);
587	if (sav->lft_s != NULL)
588	kdebug_sadb_lifetime((struct sadb_ext *)sav->lft_s);
589
590	#if notyet
591	/* XXX: misc[123] ? */
592	#endif
593
594	return;
595	}
596
597	static void
598	kdebug_secreplay(rpl)
599	struct secreplay *rpl;
600	{
601	int len, l;
602
603	/* sanity check */
604	if (rpl == NULL)
605	panic("kdebug_secreplay: NULL pointer was passed.\n");
606
607	printf(" secreplay{ count=%u wsize=%u seq=%u lastseq=%u",
608	rpl->count, rpl->wsize, rpl->seq, rpl->lastseq);
609
610	if (rpl->bitmap == NULL) {
611	printf(" }\n");
612	return;
613	}
614
615	printf("\n bitmap { ");
616
617	for (len = 0; len < rpl->wsize; len++) {
618	for (l = 7; l >= 0; l--)
619	printf("%u", (((rpl->bitmap)[len] >> l) & 1) ? 1 : 0);
620	}
621	printf(" }\n");
622
623	return;
624	}
625
626	void
627	kdebug_mbufhdr(m)
628	struct mbuf *m;
629	{
630	/* sanity check */
631	if (m == NULL)
632	return;
633
634	printf("mbuf(%p){ m_next:%p m_nextpkt:%p m_data:%p "
635	"m_len:%d m_type:0x%02x m_flags:0x%02x }\n",
636	m, m->m_next, m->m_nextpkt, m->m_data,
637	m->m_len, m->m_type, m->m_flags);
638
639	if (m->m_flags & M_PKTHDR) {
640	printf(" m_pkthdr{ len:%d rcvif:%p }\n",
641	m->m_pkthdr.len, m->m_pkthdr.rcvif);
642	}
643
644	if (m->m_flags & M_EXT) {
645	printf(" m_ext{ ext_buf:%p ext_free:%p "
646	"ext_size:%u ext_ref:%p }\n",
647	m->m_ext.ext_buf, m->m_ext.ext_free,
648	m->m_ext.ext_size, m->m_ext.ext_ref);
649	}
650
651	return;
652	}
653
654	void
655	kdebug_mbuf(m0)
656	struct mbuf *m0;
657	{
658	struct mbuf *m = m0;
659	int i, j;
660
661	for (j = 0; m; m = m->m_next) {
662	kdebug_mbufhdr(m);
663	printf(" m_data:\n");
664	for (i = 0; i < m->m_len; i++) {
665	if (i && i % 32 == 0)
666	printf("\n");
667	if (i % 4 == 0)
668	printf(" ");
669	printf("%02x", mtod(m, u_char *)[i]);
670	j++;
671	}
672	printf("\n");
673	}
674
675	return;
676	}
677	#endif /* _KERNEL */
678
679	void
680	kdebug_sockaddr(addr)
681	struct sockaddr *addr;
682	{
683	struct sockaddr_in *sin;
684	#ifdef INET6
685	struct sockaddr_in6 *sin6;
686	#endif
687
688	/* sanity check */
689	if (addr == NULL)
690	panic("kdebug_sockaddr: NULL pointer was passed.\n");
691
692	/* NOTE: We deal with port number as host byte order. */
693	printf("sockaddr{ len=%u family=%u", addr->sa_len, addr->sa_family);
694
695	switch (addr->sa_family) {
696	case AF_INET:
697	sin = (struct sockaddr_in *)addr;
698	printf(" port=%u\n", ntohs(sin->sin_port));
699	ipsec_hexdump((caddr_t)&sin->sin_addr, sizeof(sin->sin_addr));
700	break;
701	#ifdef INET6
702	case AF_INET6:
703	sin6 = (struct sockaddr_in6 *)addr;
704	printf(" port=%u\n", ntohs(sin6->sin6_port));
705	printf(" flowinfo=0x%08x, scope_id=0x%08x\n",
706	sin6->sin6_flowinfo, sin6->sin6_scope_id);
707	ipsec_hexdump((caddr_t)&sin6->sin6_addr,
708	sizeof(sin6->sin6_addr));
709	break;
710	#endif
711	}
712
713	printf(" }\n");
714
715	return;
716	}
717
718	void
719	ipsec_bindump(buf, len)
720	caddr_t buf;
721	int len;
722	{
723	int i;
724
725	for (i = 0; i < len; i++)
726	printf("%c", (unsigned char)buf[i]);
727
728	return;
729	}
730
731
732	void
733	ipsec_hexdump(buf, len)
734	caddr_t buf;
735	int len;
736	{
737	int i;
738
739	for (i = 0; i < len; i++) {
740	if (i != 0 && i % 32 == 0) printf("\n");
741	if (i % 4 == 0) printf(" ");
742	printf("%02x", (unsigned char)buf[i]);
743	}
744	#if 0
745	if (i % 32 != 0) printf("\n");
746	#endif
747
748	return;
749	}
750
751	#endif /* !defined(_KERNEL) \|\| (defined(_KERNEL) && defined(IPSEC_DEBUG)) */