[apple/xnu.git] / bsd / netkey / key_debug.c

/*
 * 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.
 */

#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_refs);
	}

	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
1c79356b A	1	/*
	2	* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
	3	* All rights reserved.
9bccf70c	4	*
1c79356b A	5	* Redistribution and use in source and binary forms, with or without
	6	* modification, are permitted provided that the following conditions
	7	* are met:
	8	* 1. Redistributions of source code must retain the above copyright
	9	* notice, this list of conditions and the following disclaimer.
	10	* 2. Redistributions in binary form must reproduce the above copyright
	11	* notice, this list of conditions and the following disclaimer in the
	12	* documentation and/or other materials provided with the distribution.
	13	* 3. Neither the name of the project nor the names of its contributors
	14	* may be used to endorse or promote products derived from this software
	15	* without specific prior written permission.
9bccf70c	16	*
1c79356b A	17	* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
	18	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	19	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	20	* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
	21	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	22	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	23	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	24	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	25	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	26	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	27	* SUCH DAMAGE.
	28	*/
	29
1c79356b A	30	#include <sys/types.h>
1c79356b A	31	#include <sys/param.h>
9bccf70c	32	#ifdef KERNEL
1c79356b A	33	#include <sys/systm.h>
1c79356b A	34	#include <sys/mbuf.h>
9bccf70c	35	#include <sys/queue.h>
1c79356b A	36	#endif
	37	#include <sys/socket.h>
	38
	39	#include <net/route.h>
	40
	41	#include <netkey/key_var.h>
	42	#include <netkey/key_debug.h>
	43
	44	#include <netinet/in.h>
	45	#include <netinet6/ipsec.h>
	46
9bccf70c	47	#ifndef KERNEL
1c79356b A	48	#include <ctype.h>
	49	#include <stdio.h>
	50	#include <stdlib.h>
9bccf70c	51	#endif /* !KERNEL */
1c79356b	52
9bccf70c	53	#if !defined(KERNEL) \|\| (defined(KERNEL) && defined(IPSEC_DEBUG))
1c79356b A	54
	55	static void kdebug_sadb_prop __P((struct sadb_ext *));
	56	static void kdebug_sadb_identity __P((struct sadb_ext *));
	57	static void kdebug_sadb_supported __P((struct sadb_ext *));
	58	static void kdebug_sadb_lifetime __P((struct sadb_ext *));
	59	static void kdebug_sadb_sa __P((struct sadb_ext *));
	60	static void kdebug_sadb_address __P((struct sadb_ext *));
	61	static void kdebug_sadb_key __P((struct sadb_ext *));
9bccf70c	62	static void kdebug_sadb_x_sa2 __P((struct sadb_ext *));
1c79356b A	63
	64	#ifdef KERNEL
	65	static void kdebug_secreplay __P((struct secreplay *));
	66	#endif
	67
	68	#ifndef KERNEL
	69	#define panic(param) { printf(param); exit(-1); }
	70	#endif
	71
	72	/* NOTE: host byte order */
	73
	74	/* %%%: about struct sadb_msg */
	75	void
	76	kdebug_sadb(base)
	77	struct sadb_msg *base;
	78	{
	79	struct sadb_ext *ext;
	80	int tlen, extlen;
	81
	82	/* sanity check */
	83	if (base == NULL)
	84	panic("kdebug_sadb: NULL pointer was passed.\n");
	85
	86	printf("sadb_msg{ version=%u type=%u errno=%u satype=%u\n",
	87	base->sadb_msg_version, base->sadb_msg_type,
	88	base->sadb_msg_errno, base->sadb_msg_satype);
9bccf70c A	89	printf(" len=%u reserved=%u seq=%u pid=%u\n",
	90	base->sadb_msg_len, base->sadb_msg_reserved,
	91	base->sadb_msg_seq, base->sadb_msg_pid);
1c79356b A	92
	93	tlen = PFKEY_UNUNIT64(base->sadb_msg_len) - sizeof(struct sadb_msg);
	94	ext = (struct sadb_ext *)((caddr_t)base + sizeof(struct sadb_msg));
	95
	96	while (tlen > 0) {
	97	printf("sadb_ext{ len=%u type=%u }\n",
	98	ext->sadb_ext_len, ext->sadb_ext_type);
	99
	100	if (ext->sadb_ext_len == 0) {
	101	printf("kdebug_sadb: invalid ext_len=0 was passed.\n");
	102	return;
	103	}
	104	if (ext->sadb_ext_len > tlen) {
	105	printf("kdebug_sadb: ext_len exceeds end of buffer.\n");
	106	return;
	107	}
	108
	109	switch (ext->sadb_ext_type) {
	110	case SADB_EXT_SA:
	111	kdebug_sadb_sa(ext);
	112	break;
	113	case SADB_EXT_LIFETIME_CURRENT:
	114	case SADB_EXT_LIFETIME_HARD:
	115	case SADB_EXT_LIFETIME_SOFT:
	116	kdebug_sadb_lifetime(ext);
	117	break;
	118	case SADB_EXT_ADDRESS_SRC:
	119	case SADB_EXT_ADDRESS_DST:
	120	case SADB_EXT_ADDRESS_PROXY:
	121	kdebug_sadb_address(ext);
	122	break;
	123	case SADB_EXT_KEY_AUTH:
	124	case SADB_EXT_KEY_ENCRYPT:
	125	kdebug_sadb_key(ext);
	126	break;
	127	case SADB_EXT_IDENTITY_SRC:
	128	case SADB_EXT_IDENTITY_DST:
	129	kdebug_sadb_identity(ext);
	130	break;
	131	case SADB_EXT_SENSITIVITY:
	132	break;
	133	case SADB_EXT_PROPOSAL:
	134	kdebug_sadb_prop(ext);
	135	break;
	136	case SADB_EXT_SUPPORTED_AUTH:
	137	case SADB_EXT_SUPPORTED_ENCRYPT:
	138	kdebug_sadb_supported(ext);
	139	break;
	140	case SADB_EXT_SPIRANGE:
	141	case SADB_X_EXT_KMPRIVATE:
	142	break;
	143	case SADB_X_EXT_POLICY:
	144	kdebug_sadb_x_policy(ext);
	145	break;
9bccf70c A	146	case SADB_X_EXT_SA2:
	147	kdebug_sadb_x_sa2(ext);
	148	break;
1c79356b A	149	default:
	150	printf("kdebug_sadb: invalid ext_type %u was passed.\n",
	151	ext->sadb_ext_type);
	152	return;
	153	}
	154
	155	extlen = PFKEY_UNUNIT64(ext->sadb_ext_len);
	156	tlen -= extlen;
	157	ext = (struct sadb_ext *)((caddr_t)ext + extlen);
	158	}
	159
	160	return;
	161	}
	162
	163	static void
	164	kdebug_sadb_prop(ext)
	165	struct sadb_ext *ext;
	166	{
	167	struct sadb_prop prop = (struct sadb_prop )ext;
	168	struct sadb_comb *comb;
	169	int len;
	170
	171	/* sanity check */
	172	if (ext == NULL)
	173	panic("kdebug_sadb_prop: NULL pointer was passed.\n");
	174
	175	len = (PFKEY_UNUNIT64(prop->sadb_prop_len) - sizeof(*prop))
	176	/ sizeof(*comb);
	177	comb = (struct sadb_comb *)(prop + 1);
	178	printf("sadb_prop{ replay=%u\n", prop->sadb_prop_replay);
	179
	180	while (len--) {
	181	printf("sadb_comb{ auth=%u encrypt=%u "
	182	"flags=0x%04x reserved=0x%08x\n",
	183	comb->sadb_comb_auth, comb->sadb_comb_encrypt,
	184	comb->sadb_comb_flags, comb->sadb_comb_reserved);
	185
	186	printf(" auth_minbits=%u auth_maxbits=%u "
	187	"encrypt_minbits=%u encrypt_maxbits=%u\n",
	188	comb->sadb_comb_auth_minbits,
	189	comb->sadb_comb_auth_maxbits,
	190	comb->sadb_comb_encrypt_minbits,
	191	comb->sadb_comb_encrypt_maxbits);
	192
	193	printf(" soft_alloc=%u hard_alloc=%u "
	194	"soft_bytes=%lu hard_bytes=%lu\n",
	195	comb->sadb_comb_soft_allocations,
	196	comb->sadb_comb_hard_allocations,
	197	(unsigned long)comb->sadb_comb_soft_bytes,
	198	(unsigned long)comb->sadb_comb_hard_bytes);
	199
	200	printf(" soft_alloc=%lu hard_alloc=%lu "
	201	"soft_bytes=%lu hard_bytes=%lu }\n",
	202	(unsigned long)comb->sadb_comb_soft_addtime,
	203	(unsigned long)comb->sadb_comb_hard_addtime,
	204	(unsigned long)comb->sadb_comb_soft_usetime,
	205	(unsigned long)comb->sadb_comb_hard_usetime);
	206	comb++;
	207	}
	208	printf("}\n");
	209
	210	return;
	211	}
	212
213	static void
214	kdebug_sadb_identity(ext)
215	struct sadb_ext *ext;
216	{
217	struct sadb_ident id = (struct sadb_ident )ext;
218	int len;
1c79356b A	219
	220	/* sanity check */
	221	if (ext == NULL)
	222	panic("kdebug_sadb_identity: NULL pointer was passed.\n");
	223
	224	len = PFKEY_UNUNIT64(id->sadb_ident_len) - sizeof(*id);
	225	printf("sadb_ident_%s{",
	226	id->sadb_ident_exttype == SADB_EXT_IDENTITY_SRC ? "src" : "dst");
	227	switch (id->sadb_ident_type) {
1c79356b A	228	default:
	229	printf(" type=%d id=%lu",
	230	id->sadb_ident_type, (u_long)id->sadb_ident_id);
	231	if (len) {
	232	#ifdef KERNEL
	233	ipsec_hexdump((caddr_t)(id + 1), len); /XXX cast ?/
	234	#else
	235	char p, ep;
	236	printf("\n str=\"");
	237	p = (char *)(id + 1);
	238	ep = p + len;
	239	for (/nothing/; *p && p < ep; p++) {
	240	if (isprint(*p))
	241	printf("%c", *p & 0xff);
	242	else
	243	printf("\\%03o", *p & 0xff);
	244	}
	245	#endif
	246	printf("\"");
	247	}
	248	break;
	249	}
	250
	251	printf(" }\n");
	252
	253	return;
	254	}
	255
	256	static void
	257	kdebug_sadb_supported(ext)
	258	struct sadb_ext *ext;
	259	{
	260	struct sadb_supported sup = (struct sadb_supported )ext;
	261	struct sadb_alg *alg;
	262	int len;
	263
	264	/* sanity check */
	265	if (ext == NULL)
	266	panic("kdebug_sadb_supported: NULL pointer was passed.\n");
	267
	268	len = (PFKEY_UNUNIT64(sup->sadb_supported_len) - sizeof(*sup))
	269	/ sizeof(*alg);
	270	alg = (struct sadb_alg *)(sup + 1);
	271	printf("sadb_sup{\n");
	272	while (len--) {
	273	printf(" { id=%d ivlen=%d min=%d max=%d }\n",
	274	alg->sadb_alg_id, alg->sadb_alg_ivlen,
	275	alg->sadb_alg_minbits, alg->sadb_alg_maxbits);
	276	alg++;
	277	}
	278	printf("}\n");
	279
	280	return;
	281	}
	282
	283	static void
	284	kdebug_sadb_lifetime(ext)
	285	struct sadb_ext *ext;
	286	{
	287	struct sadb_lifetime lft = (struct sadb_lifetime )ext;
	288
	289	/* sanity check */
	290	if (ext == NULL)
	291	printf("kdebug_sadb_lifetime: NULL pointer was passed.\n");
292
293	printf("sadb_lifetime{ alloc=%u, bytes=%u\n",
294	lft->sadb_lifetime_allocations,
295	(u_int32_t)lft->sadb_lifetime_bytes);
296	printf(" addtime=%u, usetime=%u }\n",
297	(u_int32_t)lft->sadb_lifetime_addtime,
298	(u_int32_t)lft->sadb_lifetime_usetime);
299
300	return;
301	}
302
303	static void
304	kdebug_sadb_sa(ext)
305	struct sadb_ext *ext;
306	{
307	struct sadb_sa sa = (struct sadb_sa )ext;
308
309	/* sanity check */
310	if (ext == NULL)
311	panic("kdebug_sadb_sa: NULL pointer was passed.\n");
312
313	printf("sadb_sa{ spi=%u replay=%u state=%u\n",
314	(u_int32_t)ntohl(sa->sadb_sa_spi), sa->sadb_sa_replay,
315	sa->sadb_sa_state);
316	printf(" auth=%u encrypt=%u flags=0x%08x }\n",
317	sa->sadb_sa_auth, sa->sadb_sa_encrypt, sa->sadb_sa_flags);
318
319	return;
320	}
321
322	static void
323	kdebug_sadb_address(ext)
324	struct sadb_ext *ext;
325	{
326	struct sadb_address addr = (struct sadb_address )ext;
327
328	/* sanity check */
329	if (ext == NULL)
330	panic("kdebug_sadb_address: NULL pointer was passed.\n");
331
332	printf("sadb_address{ proto=%u prefixlen=%u reserved=0x%02x%02x }\n",
333	addr->sadb_address_proto, addr->sadb_address_prefixlen,
334	((u_char *)&addr->sadb_address_reserved)[0],
335	((u_char *)&addr->sadb_address_reserved)[1]);
336
337	kdebug_sockaddr((struct sockaddr )((caddr_t)ext + sizeof(addr)));
338
339	return;
340	}
341
342	static void
343	kdebug_sadb_key(ext)
344	struct sadb_ext *ext;
345	{
346	struct sadb_key key = (struct sadb_key )ext;
347
348	/* sanity check */
349	if (ext == NULL)
350	panic("kdebug_sadb_key: NULL pointer was passed.\n");
351
352	printf("sadb_key{ bits=%u reserved=%u\n",
353	key->sadb_key_bits, key->sadb_key_reserved);
354	printf(" key=");
355
356	/* sanity check 2 */
357	if ((key->sadb_key_bits >> 3) >
358	(PFKEY_UNUNIT64(key->sadb_key_len) - sizeof(struct sadb_key))) {
359	printf("kdebug_sadb_key: key length mismatch, bit:%d len:%ld.\n",
360	key->sadb_key_bits >> 3,
361	(long)PFKEY_UNUNIT64(key->sadb_key_len) - sizeof(struct sadb_key));
362	}
363
364	ipsec_hexdump((caddr_t)key + sizeof(struct sadb_key),
365	key->sadb_key_bits >> 3);
366	printf(" }\n");
367	return;
368	}
369
9bccf70c A	370	static void
	371	kdebug_sadb_x_sa2(ext)
	372	struct sadb_ext *ext;
	373	{
	374	struct sadb_x_sa2 sa2 = (struct sadb_x_sa2 )ext;
	375
	376	/* sanity check */
	377	if (ext == NULL)
	378	panic("kdebug_sadb_x_sa2: NULL pointer was passed.\n");
	379
	380	printf("sadb_x_sa2{ mode=%u reqid=%u\n",
	381	sa2->sadb_x_sa2_mode, sa2->sadb_x_sa2_reqid);
	382	printf(" reserved1=%u reserved2=%u reserved3=%u }\n",
	383	sa2->sadb_x_sa2_reserved1, sa2->sadb_x_sa2_reserved1,
	384	sa2->sadb_x_sa2_reserved1);
	385
	386	return;
	387	}
	388
1c79356b A	389	void
	390	kdebug_sadb_x_policy(ext)
	391	struct sadb_ext *ext;
	392	{
	393	struct sadb_x_policy xpl = (struct sadb_x_policy )ext;
	394	struct sockaddr *addr;
	395
	396	/* sanity check */
	397	if (ext == NULL)
	398	panic("kdebug_sadb_x_policy: NULL pointer was passed.\n");
	399
9bccf70c	400	printf("sadb_x_policy{ type=%u dir=%u id=%x }\n",
1c79356b	401	xpl->sadb_x_policy_type, xpl->sadb_x_policy_dir,
9bccf70c	402	xpl->sadb_x_policy_id);
1c79356b A	403
	404	if (xpl->sadb_x_policy_type == IPSEC_POLICY_IPSEC) {
	405	int tlen;
	406	struct sadb_x_ipsecrequest *xisr;
	407
	408	tlen = PFKEY_UNUNIT64(xpl->sadb_x_policy_len) - sizeof(*xpl);
	409	xisr = (struct sadb_x_ipsecrequest *)(xpl + 1);
	410
	411	while (tlen > 0) {
	412	printf(" { len=%u proto=%u mode=%u level=%u reqid=%u\n",
	413	xisr->sadb_x_ipsecrequest_len,
	414	xisr->sadb_x_ipsecrequest_proto,
	415	xisr->sadb_x_ipsecrequest_mode,
	416	xisr->sadb_x_ipsecrequest_level,
	417	xisr->sadb_x_ipsecrequest_reqid);
	418
	419	if (xisr->sadb_x_ipsecrequest_len > sizeof(*xisr)) {
	420	addr = (struct sockaddr *)(xisr + 1);
	421	kdebug_sockaddr(addr);
	422	addr = (struct sockaddr *)((caddr_t)addr
	423	+ addr->sa_len);
	424	kdebug_sockaddr(addr);
	425	}
	426
	427	printf(" }\n");
	428
	429	/* prevent infinite loop */
	430	if (xisr->sadb_x_ipsecrequest_len <= 0) {
	431	printf("kdebug_sadb_x_policy: wrong policy struct.\n");
	432	return;
	433	}
	434	/* prevent overflow */
	435	if (xisr->sadb_x_ipsecrequest_len > tlen) {
	436	printf("invalid ipsec policy length\n");
	437	return;
	438	}
	439
	440	tlen -= xisr->sadb_x_ipsecrequest_len;
	441
	442	xisr = (struct sadb_x_ipsecrequest *)((caddr_t)xisr
	443	+ xisr->sadb_x_ipsecrequest_len);
	444	}
	445
	446	if (tlen != 0)
	447	panic("kdebug_sadb_x_policy: wrong policy struct.\n");
	448	}
	449
	450	return;
	451	}
	452
	453	#ifdef KERNEL
	454	/* %%%: about SPD and SAD */
	455	void
	456	kdebug_secpolicy(sp)
	457	struct secpolicy *sp;
	458	{
	459	/* sanity check */
	460	if (sp == NULL)
	461	panic("kdebug_secpolicy: NULL pointer was passed.\n");
	462
	463	printf("secpolicy{ refcnt=%u state=%u policy=%u\n",
	464	sp->refcnt, sp->state, sp->policy);
	465
	466	kdebug_secpolicyindex(&sp->spidx);
467
468	switch (sp->policy) {
469	case IPSEC_POLICY_DISCARD:
470	printf(" type=discard }\n");
471	break;
472	case IPSEC_POLICY_NONE:
473	printf(" type=none }\n");
474	break;
475	case IPSEC_POLICY_IPSEC:
476	{
477	struct ipsecrequest *isr;
478	for (isr = sp->req; isr != NULL; isr = isr->next) {
479
480	printf(" level=%u\n", isr->level);
481	kdebug_secasindex(&isr->saidx);
482
483	if (isr->sav != NULL)
484	kdebug_secasv(isr->sav);
485	}
486	printf(" }\n");
487	}
488	break;
489	case IPSEC_POLICY_BYPASS:
490	printf(" type=bypass }\n");
491	break;
492	case IPSEC_POLICY_ENTRUST:
493	printf(" type=entrust }\n");
494	break;
495	default:
496	printf("kdebug_secpolicy: Invalid policy found. %d\n",
497	sp->policy);
498	break;
499	}
500
501	return;
502	}
503
504	void
505	kdebug_secpolicyindex(spidx)
506	struct secpolicyindex *spidx;
507	{
508	/* sanity check */
509	if (spidx == NULL)
510	panic("kdebug_secpolicyindex: NULL pointer was passed.\n");
511
512	printf("secpolicyindex{ dir=%u prefs=%u prefd=%u ul_proto=%u\n",
513	spidx->dir, spidx->prefs, spidx->prefd, spidx->ul_proto);
514
515	ipsec_hexdump((caddr_t)&spidx->src,
516	((struct sockaddr *)&spidx->src)->sa_len);
517	printf("\n");
518	ipsec_hexdump((caddr_t)&spidx->dst,
519	((struct sockaddr *)&spidx->dst)->sa_len);
520	printf("}\n");
521
522	return;
523	}
524
525	void
526	kdebug_secasindex(saidx)
527	struct secasindex *saidx;
528	{
529	/* sanity check */
530	if (saidx == NULL)
531	panic("kdebug_secpolicyindex: NULL pointer was passed.\n");
532
533	printf("secasindex{ mode=%u proto=%u\n",
534	saidx->mode, saidx->proto);
535
536	ipsec_hexdump((caddr_t)&saidx->src,
537	((struct sockaddr *)&saidx->src)->sa_len);
538	printf("\n");
539	ipsec_hexdump((caddr_t)&saidx->dst,
540	((struct sockaddr *)&saidx->dst)->sa_len);
541	printf("\n");
542
543	return;
544	}
545
546	void
547	kdebug_secasv(sav)
548	struct secasvar *sav;
549	{
550	/* sanity check */
551	if (sav == NULL)
552	panic("kdebug_secasv: NULL pointer was passed.\n");
553
554	printf("secas{");
555	kdebug_secasindex(&sav->sah->saidx);
556
557	printf(" refcnt=%u state=%u auth=%u enc=%u\n",
558	sav->refcnt, sav->state, sav->alg_auth, sav->alg_enc);
559	printf(" spi=%u flags=%u\n",
560	(u_int32_t)ntohl(sav->spi), sav->flags);
561
562	if (sav->key_auth != NULL)
563	kdebug_sadb_key((struct sadb_ext *)sav->key_auth);
564	if (sav->key_enc != NULL)
565	kdebug_sadb_key((struct sadb_ext *)sav->key_enc);
566	if (sav->iv != NULL) {
567	printf(" iv=");
568	ipsec_hexdump(sav->iv, sav->ivlen ? sav->ivlen : 8);
569	printf("\n");
570	}
571
572	if (sav->replay != NULL)
573	kdebug_secreplay(sav->replay);
574	if (sav->lft_c != NULL)
575	kdebug_sadb_lifetime((struct sadb_ext *)sav->lft_c);
576	if (sav->lft_h != NULL)
577	kdebug_sadb_lifetime((struct sadb_ext *)sav->lft_h);
578	if (sav->lft_s != NULL)
579	kdebug_sadb_lifetime((struct sadb_ext *)sav->lft_s);
580
581	#if notyet
582	/* XXX: misc[123] ? */
583	#endif
584
585	return;
586	}
587
588	static void
589	kdebug_secreplay(rpl)
590	struct secreplay *rpl;
591	{
592	int len, l;
593
594	/* sanity check */
595	if (rpl == NULL)
596	panic("kdebug_secreplay: NULL pointer was passed.\n");
597
598	printf(" secreplay{ count=%u wsize=%u seq=%u lastseq=%u",
599	rpl->count, rpl->wsize, rpl->seq, rpl->lastseq);
600
601	if (rpl->bitmap == NULL) {
602	printf(" }\n");
603	return;
604	}
605
9bccf70c	606	printf("\n bitmap { ");
1c79356b A	607
	608	for (len = 0; len < rpl->wsize; len++) {
	609	for (l = 7; l >= 0; l--)
	610	printf("%u", (((rpl->bitmap)[len] >> l) & 1) ? 1 : 0);
	611	}
	612	printf(" }\n");
	613
	614	return;
	615	}
	616
	617	void
	618	kdebug_mbufhdr(m)
	619	struct mbuf *m;
	620	{
	621	/* sanity check */
	622	if (m == NULL)
9bccf70c	623	return;
1c79356b A	624
	625	printf("mbuf(%p){ m_next:%p m_nextpkt:%p m_data:%p "
	626	"m_len:%d m_type:0x%02x m_flags:0x%02x }\n",
	627	m, m->m_next, m->m_nextpkt, m->m_data,
	628	m->m_len, m->m_type, m->m_flags);
	629
	630	if (m->m_flags & M_PKTHDR) {
	631	printf(" m_pkthdr{ len:%d rcvif:%p }\n",
	632	m->m_pkthdr.len, m->m_pkthdr.rcvif);
	633	}
	634
1c79356b A	635	if (m->m_flags & M_EXT) {
	636	printf(" m_ext{ ext_buf:%p ext_free:%p "
	637	"ext_size:%u ext_ref:%p }\n",
	638	m->m_ext.ext_buf, m->m_ext.ext_free,
9bccf70c	639	m->m_ext.ext_size, m->m_ext.ext_refs);
1c79356b	640	}
1c79356b A	641
	642	return;
	643	}
	644
	645	void
	646	kdebug_mbuf(m0)
	647	struct mbuf *m0;
	648	{
	649	struct mbuf *m = m0;
	650	int i, j;
	651
1c79356b	652	for (j = 0; m; m = m->m_next) {
9bccf70c A	653	kdebug_mbufhdr(m);
9bccf70c A	654	printf(" m_data:\n");
1c79356b	655	for (i = 0; i < m->m_len; i++) {
9bccf70c A	656	if (i && i % 32 == 0)
	657	printf("\n");
	658	if (i % 4 == 0)
	659	printf(" ");
1c79356b A	660	printf("%02x", mtod(m, u_char *)[i]);
	661	j++;
	662	}
9bccf70c	663	printf("\n");
1c79356b A	664	}
1c79356b A	665
1c79356b A	666	return;
	667	}
	668	#endif /* KERNEL */
	669
	670	void
	671	kdebug_sockaddr(addr)
	672	struct sockaddr *addr;
	673	{
9bccf70c A	674	struct sockaddr_in *sin;
	675	#ifdef INET6
	676	struct sockaddr_in6 *sin6;
	677	#endif
	678
1c79356b A	679	/* sanity check */
	680	if (addr == NULL)
	681	panic("kdebug_sockaddr: NULL pointer was passed.\n");
	682
	683	/* NOTE: We deal with port number as host byte order. */
9bccf70c	684	printf("sockaddr{ len=%u family=%u", addr->sa_len, addr->sa_family);
1c79356b	685
9bccf70c A	686	switch (addr->sa_family) {
	687	case AF_INET:
	688	sin = (struct sockaddr_in *)addr;
	689	printf(" port=%u\n", ntohs(sin->sin_port));
	690	ipsec_hexdump((caddr_t)&sin->sin_addr, sizeof(sin->sin_addr));
	691	break;
1c79356b	692	#ifdef INET6
9bccf70c A	693	case AF_INET6:
	694	sin6 = (struct sockaddr_in6 *)addr;
	695	printf(" port=%u\n", ntohs(sin6->sin6_port));
1c79356b	696	printf(" flowinfo=0x%08x, scope_id=0x%08x\n",
9bccf70c A	697	sin6->sin6_flowinfo, sin6->sin6_scope_id);
	698	ipsec_hexdump((caddr_t)&sin6->sin6_addr,
	699	sizeof(sin6->sin6_addr));
	700	break;
1c79356b	701	#endif
9bccf70c	702	}
1c79356b A	703
	704	printf(" }\n");
	705
	706	return;
	707	}
	708
1c79356b A	709	void
	710	ipsec_bindump(buf, len)
	711	caddr_t buf;
	712	int len;
	713	{
	714	int i;
	715
	716	for (i = 0; i < len; i++)
	717	printf("%c", (unsigned char)buf[i]);
	718
	719	return;
	720	}
	721
	722
	723	void
	724	ipsec_hexdump(buf, len)
	725	caddr_t buf;
	726	int len;
	727	{
	728	int i;
	729
	730	for (i = 0; i < len; i++) {
	731	if (i != 0 && i % 32 == 0) printf("\n");
	732	if (i % 4 == 0) printf(" ");
	733	printf("%02x", (unsigned char)buf[i]);
	734	}
	735	#if 0
	736	if (i % 32 != 0) printf("\n");
	737	#endif
	738
	739	return;
	740	}
	741
9bccf70c	742	#endif /* !defined(KERNEL) \|\| (defined(KERNEL) && defined(IPSEC_DEBUG)) */