1/*	$KAME: pfkey_dump.c,v 1.45 2003/09/08 10:14:56 itojun Exp $	*/
2
3/*-
4 * SPDX-License-Identifier: BSD-3-Clause
5 *
6 * Copyright (C) 1995, 1996, 1997, 1998, and 1999 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#include <sys/cdefs.h>
35__FBSDID("$FreeBSD$");
36
37#include <sys/types.h>
38#include <sys/param.h>
39#include <sys/socket.h>
40#include <net/if.h>
41#include <net/pfkeyv2.h>
42#include <netipsec/ipsec.h>
43#include <netipsec/key_var.h>
44#include <netipsec/key_debug.h>
45
46#include <netinet/in.h>
47#include <arpa/inet.h>
48
49#include <stdlib.h>
50#include <unistd.h>
51#include <stdio.h>
52#include <string.h>
53#include <time.h>
54#include <netdb.h>
55
56#include "ipsec_strerror.h"
57#include "libpfkey.h"
58
59/* cope with old kame headers - ugly */
60#ifndef SADB_X_AALG_NULL
61#define SADB_X_AALG_NULL	SADB_AALG_NULL
62#endif
63
64#ifndef SADB_X_EALG_RC5CBC
65#ifdef SADB_EALG_RC5CBC
66#define SADB_X_EALG_RC5CBC	SADB_EALG_RC5CBC
67#endif
68#endif
69
70#define GETMSGSTR(str, num) \
71do { \
72	if (sizeof((str)[0]) == 0 \
73	 || num >= sizeof(str)/sizeof((str)[0])) \
74		printf("%u ", (num)); \
75	else if (strlen((str)[(num)]) == 0) \
76		printf("%u ", (num)); \
77	else \
78		printf("%s ", (str)[(num)]); \
79} while (0)
80
81#define GETMSGV2S(v2s, num) \
82do { \
83	struct val2str *p;  \
84	for (p = (v2s); p && p->str; p++) { \
85		if (p->val == (num)) \
86			break; \
87	} \
88	if (p && p->str) \
89		printf("%s ", p->str); \
90	else \
91		printf("%u ", (num)); \
92} while (0)
93
94static char *str_ipaddr(struct sockaddr *);
95static char *str_prefport(u_int, u_int, u_int, u_int);
96static void str_upperspec(u_int, u_int, u_int);
97static char *str_time(time_t);
98static void str_lifetime_byte(struct sadb_lifetime *, char *);
99
100struct val2str {
101	int val;
102	const char *str;
103};
104
105/*
106 * Must to be re-written about following strings.
107 */
108static char *str_satype[] = {
109	"unspec",
110	"unknown",
111	"ah",
112	"esp",
113	"unknown",
114	"rsvp",
115	"ospfv2",
116	"ripv2",
117	"mip",
118	"ipcomp",
119	"policy",
120	"tcp"
121};
122
123static char *str_mode[] = {
124	"any",
125	"transport",
126	"tunnel",
127};
128
129static char *str_state[] = {
130	"larval",
131	"mature",
132	"dying",
133	"dead",
134};
135
136static struct val2str str_alg_auth[] = {
137	{ SADB_AALG_NONE, "none", },
138	{ SADB_AALG_SHA1HMAC, "hmac-sha1", },
139	{ SADB_X_AALG_NULL, "null", },
140	{ SADB_X_AALG_TCP_MD5, "tcp-md5", },
141#ifdef SADB_X_AALG_SHA2_256
142	{ SADB_X_AALG_SHA2_256, "hmac-sha2-256", },
143#endif
144#ifdef SADB_X_AALG_SHA2_384
145	{ SADB_X_AALG_SHA2_384, "hmac-sha2-384", },
146#endif
147#ifdef SADB_X_AALG_SHA2_512
148	{ SADB_X_AALG_SHA2_512, "hmac-sha2-512", },
149#endif
150#ifdef SADB_X_AALG_AES_XCBC_MAC
151	{ SADB_X_AALG_AES_XCBC_MAC, "aes-xcbc-mac", },
152#endif
153	{ -1, NULL, },
154};
155
156static struct val2str str_alg_enc[] = {
157	{ SADB_EALG_NONE, "none", },
158	{ SADB_EALG_NULL, "null", },
159#ifdef SADB_X_EALG_RC5CBC
160	{ SADB_X_EALG_RC5CBC, "rc5-cbc", },
161#endif
162#ifdef SADB_X_EALG_RIJNDAELCBC
163	{ SADB_X_EALG_RIJNDAELCBC, "rijndael-cbc", },
164#endif
165#ifdef SADB_X_EALG_TWOFISHCBC
166	{ SADB_X_EALG_TWOFISHCBC, "twofish-cbc", },
167#endif
168#ifdef SADB_X_EALG_AESCTR
169	{ SADB_X_EALG_AESCTR, "aes-ctr", },
170#endif
171#ifdef SADB_X_EALG_AESGCM16
172	{ SADB_X_EALG_AESGCM16, "aes-gcm-16", },
173#endif
174	{ -1, NULL, },
175};
176
177static struct val2str str_alg_comp[] = {
178	{ SADB_X_CALG_NONE, "none", },
179	{ SADB_X_CALG_OUI, "oui", },
180	{ SADB_X_CALG_DEFLATE, "deflate", },
181	{ SADB_X_CALG_LZS, "lzs", },
182	{ -1, NULL, },
183};
184
185static struct val2str str_sp_scope[] = {
186	{ IPSEC_POLICYSCOPE_GLOBAL, "global" },
187	{ IPSEC_POLICYSCOPE_IFNET, "ifnet" },
188	{ IPSEC_POLICYSCOPE_PCB, "pcb"},
189	{ -1, NULL },
190};
191
192/*
193 * dump SADB_MSG formated.  For debugging, you should use kdebug_sadb().
194 */
195void
196pfkey_sadump(m)
197	struct sadb_msg *m;
198{
199	caddr_t mhp[SADB_EXT_MAX + 1];
200	struct sadb_sa *m_sa;
201	struct sadb_x_sa2 *m_sa2;
202	struct sadb_lifetime *m_lftc, *m_lfth, *m_lfts;
203	struct sadb_address *m_saddr, *m_daddr, *m_paddr;
204	struct sadb_key *m_auth, *m_enc;
205	struct sadb_ident *m_sid, *m_did;
206	struct sadb_sens *m_sens;
207	struct sadb_x_sa_replay *m_sa_replay;
208	struct sadb_x_nat_t_type *natt_type;
209	struct sadb_x_nat_t_port *natt_sport, *natt_dport;
210	struct sadb_address *natt_oai, *natt_oar;
211
212	/* check pfkey message. */
213	if (pfkey_align(m, mhp)) {
214		printf("%s\n", ipsec_strerror());
215		return;
216	}
217	if (pfkey_check(mhp)) {
218		printf("%s\n", ipsec_strerror());
219		return;
220	}
221
222	m_sa = (struct sadb_sa *)mhp[SADB_EXT_SA];
223	m_sa2 = (struct sadb_x_sa2 *)mhp[SADB_X_EXT_SA2];
224	m_lftc = (struct sadb_lifetime *)mhp[SADB_EXT_LIFETIME_CURRENT];
225	m_lfth = (struct sadb_lifetime *)mhp[SADB_EXT_LIFETIME_HARD];
226	m_lfts = (struct sadb_lifetime *)mhp[SADB_EXT_LIFETIME_SOFT];
227	m_saddr = (struct sadb_address *)mhp[SADB_EXT_ADDRESS_SRC];
228	m_daddr = (struct sadb_address *)mhp[SADB_EXT_ADDRESS_DST];
229	m_paddr = (struct sadb_address *)mhp[SADB_EXT_ADDRESS_PROXY];
230	m_auth = (struct sadb_key *)mhp[SADB_EXT_KEY_AUTH];
231	m_enc = (struct sadb_key *)mhp[SADB_EXT_KEY_ENCRYPT];
232	m_sid = (struct sadb_ident *)mhp[SADB_EXT_IDENTITY_SRC];
233	m_did = (struct sadb_ident *)mhp[SADB_EXT_IDENTITY_DST];
234	m_sens = (struct sadb_sens *)mhp[SADB_EXT_SENSITIVITY];
235	m_sa_replay = (struct sadb_x_sa_replay *)mhp[SADB_X_EXT_SA_REPLAY];
236	natt_type = (struct sadb_x_nat_t_type *)mhp[SADB_X_EXT_NAT_T_TYPE];
237	natt_sport = (struct sadb_x_nat_t_port *)mhp[SADB_X_EXT_NAT_T_SPORT];
238	natt_dport = (struct sadb_x_nat_t_port *)mhp[SADB_X_EXT_NAT_T_DPORT];
239	natt_oai = (struct sadb_address *)mhp[SADB_X_EXT_NAT_T_OAI];
240	natt_oar = (struct sadb_address *)mhp[SADB_X_EXT_NAT_T_OAR];
241
242
243	/* source address */
244	if (m_saddr == NULL) {
245		printf("no ADDRESS_SRC extension.\n");
246		return;
247	}
248	printf("%s", str_ipaddr((struct sockaddr *)(m_saddr + 1)));
249	if (natt_type != NULL && natt_sport != NULL)
250		printf("[%u]", ntohs(natt_sport->sadb_x_nat_t_port_port));
251
252	/* destination address */
253	if (m_daddr == NULL) {
254		printf("\nno ADDRESS_DST extension.\n");
255		return;
256	}
257	printf(" %s", str_ipaddr((struct sockaddr *)(m_daddr + 1)));
258	if (natt_type != NULL && natt_dport != NULL)
259		printf("[%u]", ntohs(natt_dport->sadb_x_nat_t_port_port));
260
261	/* SA type */
262	if (m_sa == NULL) {
263		printf("\nno SA extension.\n");
264		return;
265	}
266	if (m_sa2 == NULL) {
267		printf("\nno SA2 extension.\n");
268		return;
269	}
270	printf("\n\t");
271
272	if (m->sadb_msg_satype == SADB_SATYPE_ESP && natt_type != NULL)
273		printf("esp-udp ");
274	else
275		GETMSGSTR(str_satype, m->sadb_msg_satype);
276
277	printf("mode=");
278	GETMSGSTR(str_mode, m_sa2->sadb_x_sa2_mode);
279
280	printf("spi=%u(0x%08x) reqid=%u(0x%08x)\n",
281		(u_int32_t)ntohl(m_sa->sadb_sa_spi),
282		(u_int32_t)ntohl(m_sa->sadb_sa_spi),
283		(u_int32_t)m_sa2->sadb_x_sa2_reqid,
284		(u_int32_t)m_sa2->sadb_x_sa2_reqid);
285
286	/* other NAT-T information */
287	if (natt_type != NULL && (natt_oai != NULL || natt_oar != NULL)) {
288		printf("\tNAT:");
289		if (natt_oai != NULL)
290			printf(" OAI=%s",
291			    str_ipaddr((struct sockaddr *)(natt_oai + 1)));
292		if (natt_oar != NULL)
293			printf(" OAR=%s",
294			    str_ipaddr((struct sockaddr *)(natt_oar + 1)));
295		printf("\n");
296	}
297
298	/* encryption key */
299	if (m->sadb_msg_satype == SADB_X_SATYPE_IPCOMP) {
300		printf("\tC: ");
301		GETMSGV2S(str_alg_comp, m_sa->sadb_sa_encrypt);
302	} else if (m->sadb_msg_satype == SADB_SATYPE_ESP) {
303		if (m_enc != NULL) {
304			printf("\tE: ");
305			GETMSGV2S(str_alg_enc, m_sa->sadb_sa_encrypt);
306			ipsec_hexdump((caddr_t)m_enc + sizeof(*m_enc),
307				      m_enc->sadb_key_bits / 8);
308			printf("\n");
309		}
310	}
311
312	/* authentication key */
313	if (m_auth != NULL) {
314		printf("\tA: ");
315		GETMSGV2S(str_alg_auth, m_sa->sadb_sa_auth);
316		ipsec_hexdump((caddr_t)m_auth + sizeof(*m_auth),
317		              m_auth->sadb_key_bits / 8);
318		printf("\n");
319	}
320
321	/* replay windoe size & flags */
322	printf("\tseq=0x%08x replay=%u flags=0x%08x ",
323		m_sa2->sadb_x_sa2_sequence,
324		m_sa_replay ? (m_sa_replay->sadb_x_sa_replay_replay >> 3) :
325			m_sa->sadb_sa_replay,
326		m_sa->sadb_sa_flags);
327
328	/* state */
329	printf("state=");
330	GETMSGSTR(str_state, m_sa->sadb_sa_state);
331	printf("\n");
332
333	/* lifetime */
334	if (m_lftc != NULL) {
335		time_t tmp_time = time(0);
336
337		printf("\tcreated: %s",
338			str_time(m_lftc->sadb_lifetime_addtime));
339		printf("\tcurrent: %s\n", str_time(tmp_time));
340		printf("\tdiff: %lu(s)",
341			(u_long)(m_lftc->sadb_lifetime_addtime == 0 ?
342			0 : (tmp_time - m_lftc->sadb_lifetime_addtime)));
343
344		printf("\thard: %lu(s)",
345			(u_long)(m_lfth == NULL ?
346			0 : m_lfth->sadb_lifetime_addtime));
347		printf("\tsoft: %lu(s)\n",
348			(u_long)(m_lfts == NULL ?
349			0 : m_lfts->sadb_lifetime_addtime));
350
351		printf("\tlast: %s",
352			str_time(m_lftc->sadb_lifetime_usetime));
353		printf("\thard: %lu(s)",
354			(u_long)(m_lfth == NULL ?
355			0 : m_lfth->sadb_lifetime_usetime));
356		printf("\tsoft: %lu(s)\n",
357			(u_long)(m_lfts == NULL ?
358			0 : m_lfts->sadb_lifetime_usetime));
359
360		str_lifetime_byte(m_lftc, "current");
361		str_lifetime_byte(m_lfth, "hard");
362		str_lifetime_byte(m_lfts, "soft");
363		printf("\n");
364
365		printf("\tallocated: %lu",
366			(unsigned long)m_lftc->sadb_lifetime_allocations);
367		printf("\thard: %lu",
368			(u_long)(m_lfth == NULL ?
369			0 : m_lfth->sadb_lifetime_allocations));
370		printf("\tsoft: %lu\n",
371			(u_long)(m_lfts == NULL ?
372			0 : m_lfts->sadb_lifetime_allocations));
373	}
374
375	printf("\tsadb_seq=%lu pid=%lu ",
376		(u_long)m->sadb_msg_seq,
377		(u_long)m->sadb_msg_pid);
378
379	/* XXX DEBUG */
380	printf("refcnt=%u\n", m->sadb_msg_reserved);
381
382	return;
383}
384
385void
386pfkey_spdump(struct sadb_msg *m)
387{
388	char pbuf[NI_MAXSERV];
389	caddr_t mhp[SADB_EXT_MAX + 1];
390	struct sadb_address *m_saddr, *m_daddr;
391	struct sadb_x_policy *m_xpl;
392	struct sadb_lifetime *m_lftc = NULL, *m_lfth = NULL;
393	struct sockaddr *sa;
394	u_int16_t sport = 0, dport = 0;
395
396	/* check pfkey message. */
397	if (pfkey_align(m, mhp)) {
398		printf("%s\n", ipsec_strerror());
399		return;
400	}
401	if (pfkey_check(mhp)) {
402		printf("%s\n", ipsec_strerror());
403		return;
404	}
405
406	m_saddr = (struct sadb_address *)mhp[SADB_EXT_ADDRESS_SRC];
407	m_daddr = (struct sadb_address *)mhp[SADB_EXT_ADDRESS_DST];
408	m_xpl = (struct sadb_x_policy *)mhp[SADB_X_EXT_POLICY];
409	m_lftc = (struct sadb_lifetime *)mhp[SADB_EXT_LIFETIME_CURRENT];
410	m_lfth = (struct sadb_lifetime *)mhp[SADB_EXT_LIFETIME_HARD];
411
412	if (m_saddr && m_daddr) {
413		/* source address */
414		sa = (struct sockaddr *)(m_saddr + 1);
415		switch (sa->sa_family) {
416		case AF_INET:
417		case AF_INET6:
418			if (getnameinfo(sa, sa->sa_len, NULL, 0,
419			    pbuf, sizeof(pbuf), NI_NUMERICSERV) != 0)
420				sport = 0;	/*XXX*/
421			else
422				sport = atoi(pbuf);
423			printf("%s%s ", str_ipaddr(sa),
424				str_prefport(sa->sa_family,
425				    m_saddr->sadb_address_prefixlen, sport,
426				    m_saddr->sadb_address_proto));
427			break;
428		default:
429			printf("unknown-af ");
430			break;
431		}
432
433		/* destination address */
434		sa = (struct sockaddr *)(m_daddr + 1);
435		switch (sa->sa_family) {
436		case AF_INET:
437		case AF_INET6:
438			if (getnameinfo(sa, sa->sa_len, NULL, 0,
439			    pbuf, sizeof(pbuf), NI_NUMERICSERV) != 0)
440				dport = 0;	/*XXX*/
441			else
442				dport = atoi(pbuf);
443			printf("%s%s ", str_ipaddr(sa),
444				str_prefport(sa->sa_family,
445				    m_daddr->sadb_address_prefixlen, dport,
446				    m_saddr->sadb_address_proto));
447			break;
448		default:
449			printf("unknown-af ");
450			break;
451		}
452
453		/* upper layer protocol */
454		if (m_saddr->sadb_address_proto !=
455		    m_daddr->sadb_address_proto) {
456			printf("upper layer protocol mismatched.\n");
457			return;
458		}
459		str_upperspec(m_saddr->sadb_address_proto, sport, dport);
460	}
461	else
462		printf("(no selector, probably per-socket policy) ");
463
464	/* policy */
465    {
466	char *d_xpl;
467
468	if (m_xpl == NULL) {
469		printf("no X_POLICY extension.\n");
470		return;
471	}
472	d_xpl = ipsec_dump_policy((char *)m_xpl, "\n\t");
473
474	/* dump SPD */
475	printf("\n\t%s\n", d_xpl);
476	free(d_xpl);
477    }
478
479	/* lifetime */
480	if (m_lftc) {
481		printf("\tcreated: %s  ",
482			str_time(m_lftc->sadb_lifetime_addtime));
483		printf("lastused: %s\n",
484			str_time(m_lftc->sadb_lifetime_usetime));
485	}
486	if (m_lfth) {
487		printf("\tlifetime: %lu(s) ",
488			(u_long)m_lfth->sadb_lifetime_addtime);
489		printf("validtime: %lu(s)\n",
490			(u_long)m_lfth->sadb_lifetime_usetime);
491	}
492
493
494	printf("\tspid=%ld seq=%ld pid=%ld scope=",
495		(u_long)m_xpl->sadb_x_policy_id,
496		(u_long)m->sadb_msg_seq,
497		(u_long)m->sadb_msg_pid);
498	GETMSGV2S(str_sp_scope, m_xpl->sadb_x_policy_scope);
499	if (m_xpl->sadb_x_policy_scope == IPSEC_POLICYSCOPE_IFNET &&
500	    if_indextoname(m_xpl->sadb_x_policy_ifindex, pbuf) != NULL)
501		printf("ifname=%s", pbuf);
502	printf("\n");
503
504	/* XXX TEST */
505	printf("\trefcnt=%u\n", m->sadb_msg_reserved);
506
507	return;
508}
509
510/*
511 * set "ipaddress" to buffer.
512 */
513static char *
514str_ipaddr(sa)
515	struct sockaddr *sa;
516{
517	static char buf[NI_MAXHOST];
518	const int niflag = NI_NUMERICHOST;
519
520	if (sa == NULL)
521		return "";
522
523	if (getnameinfo(sa, sa->sa_len, buf, sizeof(buf), NULL, 0, niflag) == 0)
524		return buf;
525	return NULL;
526}
527
528/*
529 * set "/prefix[port number]" to buffer.
530 */
531static char *
532str_prefport(family, pref, port, ulp)
533	u_int family, pref, port, ulp;
534{
535	static char buf[128];
536	char prefbuf[128];
537	char portbuf[128];
538	int plen;
539
540	switch (family) {
541	case AF_INET:
542		plen = sizeof(struct in_addr) << 3;
543		break;
544	case AF_INET6:
545		plen = sizeof(struct in6_addr) << 3;
546		break;
547	default:
548		return "?";
549	}
550
551	if (pref == plen)
552		prefbuf[0] = '\0';
553	else
554		snprintf(prefbuf, sizeof(prefbuf), "/%u", pref);
555
556	if (ulp == IPPROTO_ICMPV6)
557		memset(portbuf, 0, sizeof(portbuf));
558	else {
559		if (port == IPSEC_PORT_ANY)
560			snprintf(portbuf, sizeof(portbuf), "[%s]", "any");
561		else
562			snprintf(portbuf, sizeof(portbuf), "[%u]", port);
563	}
564
565	snprintf(buf, sizeof(buf), "%s%s", prefbuf, portbuf);
566
567	return buf;
568}
569
570static void
571str_upperspec(ulp, p1, p2)
572	u_int ulp, p1, p2;
573{
574	if (ulp == IPSEC_ULPROTO_ANY)
575		printf("any");
576	else if (ulp == IPPROTO_ICMPV6) {
577		printf("icmp6");
578		if (!(p1 == IPSEC_PORT_ANY && p2 == IPSEC_PORT_ANY))
579			printf(" %u,%u", p1, p2);
580	} else {
581		struct protoent *ent;
582
583		switch (ulp) {
584		case IPPROTO_IPV4:
585			printf("ip4");
586			break;
587		default:
588			ent = getprotobynumber(ulp);
589			if (ent)
590				printf("%s", ent->p_name);
591			else
592				printf("%u", ulp);
593
594			endprotoent();
595			break;
596		}
597	}
598}
599
600/*
601 * set "Mon Day Time Year" to buffer
602 */
603static char *
604str_time(t)
605	time_t t;
606{
607	static char buf[128];
608
609	if (t == 0) {
610		int i = 0;
611		for (;i < 20;) buf[i++] = ' ';
612	} else {
613		char *t0;
614		t0 = ctime(&t);
615		memcpy(buf, t0 + 4, 20);
616	}
617
618	buf[20] = '\0';
619
620	return(buf);
621}
622
623static void
624str_lifetime_byte(x, str)
625	struct sadb_lifetime *x;
626	char *str;
627{
628	double y;
629	char *unit;
630	int w;
631
632	if (x == NULL) {
633		printf("\t%s: 0(bytes)", str);
634		return;
635	}
636
637#if 0
638	if ((x->sadb_lifetime_bytes) / 1024 / 1024) {
639		y = (x->sadb_lifetime_bytes) * 1.0 / 1024 / 1024;
640		unit = "M";
641		w = 1;
642	} else if ((x->sadb_lifetime_bytes) / 1024) {
643		y = (x->sadb_lifetime_bytes) * 1.0 / 1024;
644		unit = "K";
645		w = 1;
646	} else {
647		y = (x->sadb_lifetime_bytes) * 1.0;
648		unit = "";
649		w = 0;
650	}
651#else
652	y = (x->sadb_lifetime_bytes) * 1.0;
653	unit = "";
654	w = 0;
655#endif
656	printf("\t%s: %.*f(%sbytes)", str, w, y, unit);
657}
658