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pfkey_dump.c @ b376ae1

55-freebsd-126-freebsd-12

Last change on this file since b376ae1 was b376ae1, checked in by Christian Mauderer <christian.mauderer@…>, on 05/03/18 at 12:15:11

ipsec-tools: Port libipsec, setkey and racoon.

Note that this replaces the libipsec from FreeBSD with the one provided
by ipsec-tools.

Property mode set to 100644

File size: 19.4 KB

Line
1	#include <machine/rtems-bsd-user-space.h>
2
3	/* $NetBSD: pfkey_dump.c,v 1.18 2010/12/03 14:32:52 tteras Exp $ */
4
5	/* $KAME: pfkey_dump.c,v 1.45 2003/09/08 10:14:56 itojun Exp $ */
6
7	/*
8	* Copyright (C) 1995, 1996, 1997, 1998, and 1999 WIDE Project.
9	* All rights reserved.
10	*
11	* Redistribution and use in source and binary forms, with or without
12	* modification, are permitted provided that the following conditions
13	* are met:
14	* 1. Redistributions of source code must retain the above copyright
15	* notice, this list of conditions and the following disclaimer.
16	* 2. Redistributions in binary form must reproduce the above copyright
17	* notice, this list of conditions and the following disclaimer in the
18	* documentation and/or other materials provided with the distribution.
19	* 3. Neither the name of the project nor the names of its contributors
20	* may be used to endorse or promote products derived from this software
21	* without specific prior written permission.
22	*
23	* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
24	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26	* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
27	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33	* SUCH DAMAGE.
34	*/
35
36	#ifdef HAVE_CONFIG_H
37	#include "config.h"
38	#endif
39
40	#include <sys/types.h>
41	#include <sys/param.h>
42	#include <sys/socket.h>
43	#include PATH_IPSEC_H
44	#include <net/pfkeyv2.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_MD5
61	#define SADB_X_AALG_MD5 SADB_AALG_MD5
62	#endif
63	#ifndef SADB_X_AALG_SHA
64	#define SADB_X_AALG_SHA SADB_AALG_SHA
65	#endif
66	#ifndef SADB_X_AALG_NULL
67	#define SADB_X_AALG_NULL SADB_AALG_NULL
68	#endif
69
70	#ifndef SADB_X_EALG_BLOWFISHCBC
71	#define SADB_X_EALG_BLOWFISHCBC SADB_EALG_BLOWFISHCBC
72	#endif
73	#ifndef SADB_X_EALG_CAST128CBC
74	#define SADB_X_EALG_CAST128CBC SADB_EALG_CAST128CBC
75	#endif
76	#ifndef SADB_X_EALG_RC5CBC
77	#ifdef SADB_EALG_RC5CBC
78	#define SADB_X_EALG_RC5CBC SADB_EALG_RC5CBC
79	#endif
80	#endif
81	#if defined(SADB_X_EALG_AES) && ! defined(SADB_X_EALG_AESCBC)
82	#define SADB_X_EALG_AESCBC SADB_X_EALG_AES
83	#endif
84
85	#define GETMSGSTR(str, num) \
86	do { \
87	/CONSTCOND/ \
88	if (sizeof((str)[0]) == 0 \
89	\|\| num >= sizeof(str)/sizeof((str)[0])) \
90	printf("%u ", (num)); \
91	else if (strlen((str)[(num)]) == 0) \
92	printf("%u ", (num)); \
93	else \
94	printf("%s ", (str)[(num)]); \
95	} while (/CONSTCOND/0)
96
97	#define GETMSGV2S(v2s, num) \
98	do { \
99	struct val2str *p; \
100	for (p = (v2s); p && p->str; p++) { \
101	if (p->val == (num)) \
102	break; \
103	} \
104	if (p && p->str) \
105	printf("%s ", p->str); \
106	else \
107	printf("%u ", (num)); \
108	} while (/CONSTCOND/0)
109
110	static char str_ipaddr __P((struct sockaddr ));
111	static char str_ipport __P((struct sockaddr ));
112	static char *str_prefport __P((u_int, u_int, u_int, u_int));
113	static void str_upperspec __P((u_int, u_int, u_int));
114	static char *str_time __P((time_t));
115	static void str_lifetime_byte __P((struct sadb_lifetime , char ));
116	static void pfkey_sadump1(struct sadb_msg *, int);
117	static void pfkey_spdump1(struct sadb_msg *, int);
118
119	struct val2str {
120	int val;
121	const char *str;
122	};
123
124	/*
125	* Must to be re-written about following strings.
126	*/
127	#ifndef __rtems__
128	static char *str_satype[] = {
129	#else /* __rtems__ */
130	static const char *str_satype[] = {
131	#endif /* __rtems__ */
132	"unspec",
133	"unknown",
134	"ah",
135	"esp",
136	"unknown",
137	"rsvp",
138	"ospfv2",
139	"ripv2",
140	"mip",
141	"ipcomp",
142	"policy",
143	"tcp",
144	};
145
146	#ifndef __rtems__
147	static char *str_mode[] = {
148	#else /* __rtems__ */
149	static const char *str_mode[] = {
150	#endif /* __rtems__ */
151	"any",
152	"transport",
153	"tunnel",
154	};
155
156	#ifndef __rtems__
157	static char *str_state[] = {
158	#else /* __rtems__ */
159	static const char *str_state[] = {
160	#endif /* __rtems__ */
161	"larval",
162	"mature",
163	"dying",
164	"dead",
165	};
166
167	#ifndef __rtems__
168	static struct val2str str_alg_auth[] = {
169	#else /* __rtems__ */
170	static const struct val2str str_alg_auth[] = {
171	#endif /* __rtems__ */
172	{ SADB_AALG_NONE, "none", },
173	{ SADB_AALG_MD5HMAC, "hmac-md5", },
174	{ SADB_AALG_SHA1HMAC, "hmac-sha1", },
175	{ SADB_X_AALG_MD5, "md5", },
176	{ SADB_X_AALG_SHA, "sha", },
177	{ SADB_X_AALG_NULL, "null", },
178	#ifdef SADB_X_AALG_TCP_MD5
179	{ SADB_X_AALG_TCP_MD5, "tcp-md5", },
180	#endif
181	#ifdef SADB_X_AALG_SHA2_256
182	{ SADB_X_AALG_SHA2_256, "hmac-sha256", },
183	#endif
184	#ifdef SADB_X_AALG_SHA2_384
185	{ SADB_X_AALG_SHA2_384, "hmac-sha384", },
186	#endif
187	#ifdef SADB_X_AALG_SHA2_512
188	{ SADB_X_AALG_SHA2_512, "hmac-sha512", },
189	#endif
190	#ifdef SADB_X_AALG_RIPEMD160HMAC
191	{ SADB_X_AALG_RIPEMD160HMAC, "hmac-ripemd160", },
192	#endif
193	#ifdef SADB_X_AALG_AES_XCBC_MAC
194	{ SADB_X_AALG_AES_XCBC_MAC, "aes-xcbc-mac", },
195	#endif
196	{ -1, NULL, },
197	};
198
199	#ifndef __rtems__
200	static struct val2str str_alg_enc[] = {
201	#else /* __rtems__ */
202	static const struct val2str str_alg_enc[] = {
203	#endif /* __rtems__ */
204	{ SADB_EALG_NONE, "none", },
205	{ SADB_EALG_DESCBC, "des-cbc", },
206	{ SADB_EALG_3DESCBC, "3des-cbc", },
207	{ SADB_EALG_NULL, "null", },
208	#ifdef SADB_X_EALG_RC5CBC
209	{ SADB_X_EALG_RC5CBC, "rc5-cbc", },
210	#endif
211	{ SADB_X_EALG_CAST128CBC, "cast128-cbc", },
212	{ SADB_X_EALG_BLOWFISHCBC, "blowfish-cbc", },
213	#ifdef SADB_X_EALG_AESCBC
214	{ SADB_X_EALG_AESCBC, "aes-cbc", },
215	#endif
216	#ifdef SADB_X_EALG_TWOFISHCBC
217	{ SADB_X_EALG_TWOFISHCBC, "twofish-cbc", },
218	#endif
219	#ifdef SADB_X_EALG_AESCTR
220	{ SADB_X_EALG_AESCTR, "aes-ctr", },
221	#endif
222	#ifdef SADB_X_EALG_CAMELLIACBC
223	{ SADB_X_EALG_CAMELLIACBC, "camellia-cbc", },
224	#endif
225	{ -1, NULL, },
226	};
227
228	#ifndef __rtems__
229	static struct val2str str_alg_comp[] = {
230	#else /* __rtems__ */
231	static const struct val2str str_alg_comp[] = {
232	#endif /* __rtems__ */
233	{ SADB_X_CALG_NONE, "none", },
234	{ SADB_X_CALG_OUI, "oui", },
235	{ SADB_X_CALG_DEFLATE, "deflate", },
236	{ SADB_X_CALG_LZS, "lzs", },
237	{ -1, NULL, },
238	};
239
240	/*
241	* dump SADB_MSG formated. For debugging, you should use kdebug_sadb().
242	*/
243
244	void
245	pfkey_sadump(m)
246	struct sadb_msg *m;
247	{
248	pfkey_sadump1(m, 0);
249	}
250
251	void
252	pfkey_sadump_withports(m)
253	struct sadb_msg *m;
254	{
255	pfkey_sadump1(m, 1);
256	}
257
258	void
259	pfkey_sadump1(m, withports)
260	struct sadb_msg *m;
261	int withports;
262	{
263	caddr_t mhp[SADB_EXT_MAX + 1];
264	struct sadb_sa *m_sa;
265	struct sadb_x_sa2 *m_sa2;
266	struct sadb_lifetime m_lftc, m_lfth, *m_lfts;
267	struct sadb_address m_saddr, m_daddr;
268	#ifdef notdef
269	struct sadb_address *m_paddr;
270	#endif
271	struct sadb_key m_auth, m_enc;
272	#ifdef notdef
273	struct sadb_ident m_sid, m_did;
274	struct sadb_sens *m_sens;
275	#endif
276	#ifdef SADB_X_EXT_SEC_CTX
277	struct sadb_x_sec_ctx *m_sec_ctx;
278	#endif
279	#ifdef SADB_X_EXT_NAT_T_TYPE
280	struct sadb_x_nat_t_type *natt_type;
281	struct sadb_x_nat_t_port natt_sport, natt_dport;
282	struct sadb_address *natt_oa;
283
284	int use_natt = 0;
285	#endif
286	struct sockaddr *sa;
287
288	/* check pfkey message. */
289	if (pfkey_align(m, mhp)) {
290	printf("%s\n", ipsec_strerror());
291	return;
292	}
293	if (pfkey_check(mhp)) {
294	printf("%s\n", ipsec_strerror());
295	return;
296	}
297
298	m_sa = (void *)mhp[SADB_EXT_SA];
299	m_sa2 = (void *)mhp[SADB_X_EXT_SA2];
300	m_lftc = (void *)mhp[SADB_EXT_LIFETIME_CURRENT];
301	m_lfth = (void *)mhp[SADB_EXT_LIFETIME_HARD];
302	m_lfts = (void *)mhp[SADB_EXT_LIFETIME_SOFT];
303	m_saddr = (void *)mhp[SADB_EXT_ADDRESS_SRC];
304	m_daddr = (void *)mhp[SADB_EXT_ADDRESS_DST];
305	#ifdef notdef
306	m_paddr = (void *)mhp[SADB_EXT_ADDRESS_PROXY];
307	#endif
308	m_auth = (void *)mhp[SADB_EXT_KEY_AUTH];
309	m_enc = (void *)mhp[SADB_EXT_KEY_ENCRYPT];
310	#ifdef notdef
311	m_sid = (void *)mhp[SADB_EXT_IDENTITY_SRC];
312	m_did = (void *)mhp[SADB_EXT_IDENTITY_DST];
313	m_sens = (void *)mhp[SADB_EXT_SENSITIVITY];
314	#endif
315	#ifdef SADB_X_EXT_SEC_CTX
316	m_sec_ctx = (struct sadb_x_sec_ctx *)mhp[SADB_X_EXT_SEC_CTX];
317	#endif
318	#ifdef SADB_X_EXT_NAT_T_TYPE
319	natt_type = (void *)mhp[SADB_X_EXT_NAT_T_TYPE];
320	natt_sport = (void *)mhp[SADB_X_EXT_NAT_T_SPORT];
321	natt_dport = (void *)mhp[SADB_X_EXT_NAT_T_DPORT];
322	natt_oa = (void *)mhp[SADB_X_EXT_NAT_T_OA];
323
324	if (natt_type && natt_type->sadb_x_nat_t_type_type)
325	use_natt = 1;
326	#endif
327	/* source address */
328	if (m_saddr == NULL) {
329	printf("no ADDRESS_SRC extension.\n");
330	return;
331	}
332	sa = (void *)(m_saddr + 1);
333	if (withports)
334	printf("%s[%s]", str_ipaddr(sa), str_ipport(sa));
335	else
336	printf("%s", str_ipaddr(sa));
337	#ifdef SADB_X_EXT_NAT_T_TYPE
338	if (use_natt && natt_sport)
339	printf("[%u]", ntohs(natt_sport->sadb_x_nat_t_port_port));
340	#endif
341	printf(" ");
342
343	/* destination address */
344	if (m_daddr == NULL) {
345	printf(" no ADDRESS_DST extension.\n");
346	return;
347	}
348	sa = (void *)(m_daddr + 1);
349	if (withports)
350	printf("%s[%s]", str_ipaddr(sa), str_ipport(sa));
351	else
352	printf("%s", str_ipaddr(sa));
353	#ifdef SADB_X_EXT_NAT_T_TYPE
354	if (use_natt && natt_dport)
355	printf("[%u]", ntohs(natt_dport->sadb_x_nat_t_port_port));
356	#endif
357	printf(" ");
358
359	/* SA type */
360	if (m_sa == NULL) {
361	printf("no SA extension.\n");
362	return;
363	}
364	if (m_sa2 == NULL) {
365	printf("no SA2 extension.\n");
366	return;
367	}
368	printf("\n\t");
369
370	#ifdef SADB_X_EXT_NAT_T_TYPE
371	if (use_natt && m->sadb_msg_satype == SADB_SATYPE_ESP)
372	printf("esp-udp ");
373	else if (use_natt)
374	printf("natt+");
375
376	if (!use_natt \|\| m->sadb_msg_satype != SADB_SATYPE_ESP)
377	#endif
378	GETMSGSTR(str_satype, m->sadb_msg_satype);
379
380	printf("mode=");
381	GETMSGSTR(str_mode, m_sa2->sadb_x_sa2_mode);
382
383	printf("spi=%u(0x%08x) reqid=%u(0x%08x)\n",
384	(u_int32_t)ntohl(m_sa->sadb_sa_spi),
385	(u_int32_t)ntohl(m_sa->sadb_sa_spi),
386	(u_int32_t)m_sa2->sadb_x_sa2_reqid,
387	(u_int32_t)m_sa2->sadb_x_sa2_reqid);
388
389	#ifdef SADB_X_EXT_NAT_T_TYPE
390	/* other NAT-T information */
391	if (use_natt && natt_oa)
392	printf("\tNAT OA=%s\n",
393	str_ipaddr((void *)(natt_oa + 1)));
394	#endif
395
396	/* encryption key */
397	if (m->sadb_msg_satype == SADB_X_SATYPE_IPCOMP) {
398	printf("\tC: ");
399	GETMSGV2S(str_alg_comp, m_sa->sadb_sa_encrypt);
400	} else if (m->sadb_msg_satype == SADB_SATYPE_ESP) {
401	if (m_enc != NULL) {
402	printf("\tE: ");
403	GETMSGV2S(str_alg_enc, m_sa->sadb_sa_encrypt);
404	ipsec_hexdump((caddr_t)(void )m_enc + sizeof(m_enc),
405	m_enc->sadb_key_bits / 8);
406	printf("\n");
407	}
408	}
409
410	/* authentication key */
411	if (m_auth != NULL) {
412	printf("\tA: ");
413	GETMSGV2S(str_alg_auth, m_sa->sadb_sa_auth);
414	ipsec_hexdump((caddr_t)(void )m_auth + sizeof(m_auth),
415	m_auth->sadb_key_bits / 8);
416	printf("\n");
417	}
418
419	/* replay windoe size & flags */
420	printf("\tseq=0x%08x replay=%u flags=0x%08x ",
421	m_sa2->sadb_x_sa2_sequence,
422	m_sa->sadb_sa_replay,
423	m_sa->sadb_sa_flags);
424
425	/* state */
426	printf("state=");
427	GETMSGSTR(str_state, m_sa->sadb_sa_state);
428	printf("\n");
429
430	/* lifetime */
431	if (m_lftc != NULL) {
432	time_t tmp_time = time(0);
433
434	printf("\tcreated: %s",
435	str_time((long)m_lftc->sadb_lifetime_addtime));
436	printf("\tcurrent: %s\n", str_time(tmp_time));
437	printf("\tdiff: %lu(s)",
438	(u_long)(m_lftc->sadb_lifetime_addtime == 0 ?
439	0 : (tmp_time - m_lftc->sadb_lifetime_addtime)));
440
441	printf("\thard: %lu(s)",
442	(u_long)(m_lfth == NULL ?
443	0 : m_lfth->sadb_lifetime_addtime));
444	printf("\tsoft: %lu(s)\n",
445	(u_long)(m_lfts == NULL ?
446	0 : m_lfts->sadb_lifetime_addtime));
447
448	printf("\tlast: %s",
449	str_time((long)m_lftc->sadb_lifetime_usetime));
450	printf("\thard: %lu(s)",
451	(u_long)(m_lfth == NULL ?
452	0 : m_lfth->sadb_lifetime_usetime));
453	printf("\tsoft: %lu(s)\n",
454	(u_long)(m_lfts == NULL ?
455	0 : m_lfts->sadb_lifetime_usetime));
456
457	str_lifetime_byte(m_lftc, "current");
458	str_lifetime_byte(m_lfth, "hard");
459	str_lifetime_byte(m_lfts, "soft");
460	printf("\n");
461
462	printf("\tallocated: %lu",
463	(unsigned long)m_lftc->sadb_lifetime_allocations);
464	printf("\thard: %lu",
465	(u_long)(m_lfth == NULL ?
466	0 : m_lfth->sadb_lifetime_allocations));
467	printf("\tsoft: %lu\n",
468	(u_long)(m_lfts == NULL ?
469	0 : m_lfts->sadb_lifetime_allocations));
470	}
471
472	#ifdef SADB_X_EXT_SEC_CTX
473	if (m_sec_ctx != NULL) {
474	printf("\tsecurity context doi: %u\n",
475	m_sec_ctx->sadb_x_ctx_doi);
476	printf("\tsecurity context algorithm: %u\n",
477	m_sec_ctx->sadb_x_ctx_alg);
478	printf("\tsecurity context length: %u\n",
479	m_sec_ctx->sadb_x_ctx_len);
480	printf("\tsecurity context: %s\n",
481	(char *)m_sec_ctx + sizeof(struct sadb_x_sec_ctx));
482	}
483	#endif
484
485	printf("\tsadb_seq=%lu pid=%lu ",
486	(u_long)m->sadb_msg_seq,
487	(u_long)m->sadb_msg_pid);
488
489	/* XXX DEBUG */
490	printf("refcnt=%u\n", m->sadb_msg_reserved);
491
492	return;
493	}
494
495	void
496	pfkey_spdump(m)
497	struct sadb_msg *m;
498	{
499	pfkey_spdump1(m, 0);
500	}
501
502	void
503	pfkey_spdump_withports(m)
504	struct sadb_msg *m;
505	{
506	pfkey_spdump1(m, 1);
507	}
508
509	static void
510	pfkey_spdump1(m, withports)
511	struct sadb_msg *m;
512	int withports;
513	{
514	char pbuf[NI_MAXSERV];
515	caddr_t mhp[SADB_EXT_MAX + 1];
516	struct sadb_address m_saddr, m_daddr;
517	#ifdef SADB_X_EXT_TAG
518	struct sadb_x_tag *m_tag;
519	#endif
520	struct sadb_x_policy *m_xpl;
521	struct sadb_lifetime m_lftc = NULL, m_lfth = NULL;
522	#ifdef SADB_X_EXT_SEC_CTX
523	struct sadb_x_sec_ctx *m_sec_ctx;
524	#endif
525	struct sockaddr *sa;
526	u_int16_t sport = 0, dport = 0;
527
528	/* check pfkey message. */
529	if (pfkey_align(m, mhp)) {
530	printf("%s\n", ipsec_strerror());
531	return;
532	}
533	if (pfkey_check(mhp)) {
534	printf("%s\n", ipsec_strerror());
535	return;
536	}
537
538	m_saddr = (void *)mhp[SADB_EXT_ADDRESS_SRC];
539	m_daddr = (void *)mhp[SADB_EXT_ADDRESS_DST];
540	#ifdef SADB_X_EXT_TAG
541	m_tag = (void *)mhp[SADB_X_EXT_TAG];
542	#endif
543	m_xpl = (void *)mhp[SADB_X_EXT_POLICY];
544	m_lftc = (void *)mhp[SADB_EXT_LIFETIME_CURRENT];
545	m_lfth = (void *)mhp[SADB_EXT_LIFETIME_HARD];
546
547	#ifdef SADB_X_EXT_SEC_CTX
548	m_sec_ctx = (struct sadb_x_sec_ctx *)mhp[SADB_X_EXT_SEC_CTX];
549	#endif
550	#ifdef __linux__
551	/* *bsd indicates per-socket policies by omiting src and dst
552	* extensions. Linux always includes them, but we can catch it
553	* by checkin for policy id.
554	*/
555	if (m_xpl->sadb_x_policy_id % 8 >= 3) {
556	printf("(per-socket policy) ");
557	} else
558	#endif
559	if (m_saddr && m_daddr) {
560	/* source address */
561	sa = (void *)(m_saddr + 1);
562	switch (sa->sa_family) {
563	case AF_INET:
564	case AF_INET6:
565	if (getnameinfo(sa, (socklen_t)sysdep_sa_len(sa), NULL,
566	0, pbuf, sizeof(pbuf), NI_NUMERICSERV) != 0)
567	sport = 0; /XXX/
568	else
569	sport = atoi(pbuf);
570	printf("%s%s ", str_ipaddr(sa),
571	str_prefport((u_int)sa->sa_family,
572	(u_int)m_saddr->sadb_address_prefixlen,
573	(u_int)sport,
574	(u_int)m_saddr->sadb_address_proto));
575	break;
576	default:
577	printf("unknown-af ");
578	break;
579	}
580
581	/* destination address */
582	sa = (void *)(m_daddr + 1);
583	switch (sa->sa_family) {
584	case AF_INET:
585	case AF_INET6:
586	if (getnameinfo(sa, (socklen_t)sysdep_sa_len(sa), NULL,
587	0, pbuf, sizeof(pbuf), NI_NUMERICSERV) != 0)
588	dport = 0; /XXX/
589	else
590	dport = atoi(pbuf);
591	printf("%s%s ", str_ipaddr(sa),
592	str_prefport((u_int)sa->sa_family,
593	(u_int)m_daddr->sadb_address_prefixlen,
594	(u_int)dport,
595	(u_int)m_saddr->sadb_address_proto));
596	break;
597	default:
598	printf("unknown-af ");
599	break;
600	}
601
602	/* upper layer protocol */
603	if (m_saddr->sadb_address_proto !=
604	m_daddr->sadb_address_proto) {
605	printf("upper layer protocol mismatched.\n");
606	return;
607	}
608	str_upperspec((u_int)m_saddr->sadb_address_proto, (u_int)sport,
609	(u_int)dport);
610	}
611	#ifdef SADB_X_EXT_TAG
612	else if (m_tag)
613	printf("tagged \"%s\" ", m_tag->sadb_x_tag_name);
614	#endif
615	else
616	printf("(no selector, probably per-socket policy) ");
617
618	/* policy */
619	{
620	char *d_xpl;
621
622	if (m_xpl == NULL) {
623	printf("no X_POLICY extension.\n");
624	return;
625	}
626	if (withports)
627	d_xpl = ipsec_dump_policy_withports(m_xpl, "\n\t");
628	else
629	d_xpl = ipsec_dump_policy((ipsec_policy_t)m_xpl, "\n\t");
630
631	if (!d_xpl)
632	printf("\n\tPolicy:[%s]\n", ipsec_strerror());
633	else {
634	/* dump SPD */
635	printf("\n\t%s\n", d_xpl);
636	free(d_xpl);
637	}
638	}
639
640	/* lifetime */
641	if (m_lftc) {
642	printf("\tcreated: %s ",
643	str_time((long)m_lftc->sadb_lifetime_addtime));
644	printf("lastused: %s\n",
645	str_time((long)m_lftc->sadb_lifetime_usetime));
646	}
647	if (m_lfth) {
648	printf("\tlifetime: %lu(s) ",
649	(u_long)m_lfth->sadb_lifetime_addtime);
650	printf("validtime: %lu(s)\n",
651	(u_long)m_lfth->sadb_lifetime_usetime);
652	}
653
654	#ifdef SADB_X_EXT_SEC_CTX
655	if (m_sec_ctx != NULL) {
656	printf("\tsecurity context doi: %u\n",
657	m_sec_ctx->sadb_x_ctx_doi);
658	printf("\tsecurity context algorithm: %u\n",
659	m_sec_ctx->sadb_x_ctx_alg);
660	printf("\tsecurity context length: %u\n",
661	m_sec_ctx->sadb_x_ctx_len);
662	printf("\tsecurity context: %s\n",
663	(char *)m_sec_ctx + sizeof(struct sadb_x_sec_ctx));
664	}
665	#endif
666
667	printf("\tspid=%ld seq=%ld pid=%ld\n",
668	(u_long)m_xpl->sadb_x_policy_id,
669	(u_long)m->sadb_msg_seq,
670	(u_long)m->sadb_msg_pid);
671
672	/* XXX TEST */
673	printf("\trefcnt=%u\n", m->sadb_msg_reserved);
674
675	return;
676	}
677
678	/*
679	* set "ipaddress" to buffer.
680	*/
681	static char *
682	str_ipaddr(sa)
683	struct sockaddr *sa;
684	{
685	static char buf[NI_MAXHOST];
686	const int niflag = NI_NUMERICHOST;
687
688	if (sa == NULL)
689	return "";
690
691	if (getnameinfo(sa, (socklen_t)sysdep_sa_len(sa), buf, sizeof(buf),
692	NULL, 0, niflag) == 0)
693	return buf;
694	return NULL;
695	}
696
697	/*
698	* set "port" to buffer.
699	*/
700	static char *
701	str_ipport(sa)
702	struct sockaddr *sa;
703	{
704	static char buf[NI_MAXHOST];
705	const int niflag = NI_NUMERICSERV;
706
707	if (sa == NULL)
708	return "";
709
710	if (getnameinfo(sa, (socklen_t)sysdep_sa_len(sa), NULL, 0,
711	buf, sizeof(buf), niflag) == 0)
712	return buf;
713	return NULL;
714	}
715
716
717	/*
718	* set "/prefix[port number]" to buffer.
719	*/
720	static char *
721	str_prefport(family, pref, port, ulp)
722	u_int family, pref, port, ulp;
723	{
724	static char buf[128];
725	char prefbuf[128];
726	char portbuf[128];
727	int plen;
728
729	switch (family) {
730	case AF_INET:
731	plen = sizeof(struct in_addr) << 3;
732	break;
733	case AF_INET6:
734	plen = sizeof(struct in6_addr) << 3;
735	break;
736	default:
737	return "?";
738	}
739
740	if (pref == plen)
741	prefbuf[0] = '\0';
742	else
743	snprintf(prefbuf, sizeof(prefbuf), "/%u", pref);
744
745	switch (ulp) {
746	case IPPROTO_ICMP:
747	case IPPROTO_ICMPV6:
748	case IPPROTO_MH:
749	case IPPROTO_GRE:
750	memset(portbuf, 0, sizeof(portbuf));
751	break;
752	default:
753	if (port == IPSEC_PORT_ANY)
754	strcpy(portbuf, "[any]");
755	else
756	snprintf(portbuf, sizeof(portbuf), "[%u]", port);
757	break;
758	}
759
760	snprintf(buf, sizeof(buf), "%s%s", prefbuf, portbuf);
761
762	return buf;
763	}
764
765	static void
766	str_upperspec(ulp, p1, p2)
767	u_int ulp, p1, p2;
768	{
769	struct protoent *ent;
770
771	ent = getprotobynumber((int)ulp);
772	if (ent)
773	printf("%s", ent->p_name);
774	else
775	printf("%u", ulp);
776
777	if (p1 == IPSEC_PORT_ANY && p2 == IPSEC_PORT_ANY)
778	return;
779
780	switch (ulp) {
781	case IPPROTO_ICMP:
782	case IPPROTO_ICMPV6:
783	case IPPROTO_MH:
784	printf(" %u,%u", p1, p2);
785	break;
786	case IPPROTO_GRE:
787	printf(" %u", (p1 << 16) + p2);
788	break;
789	}
790	}
791
792	/*
793	* set "Mon Day Time Year" to buffer
794	*/
795	static char *
796	str_time(t)
797	time_t t;
798	{
799	static char buf[128];
800
801	if (t == 0) {
802	int i = 0;
803	for (;i < 20;) buf[i++] = ' ';
804	} else {
805	char *t0;
806	if ((t0 = ctime(&t)) == NULL)
807	memset(buf, '?', 20);
808	else
809	memcpy(buf, t0 + 4, 20);
810	}
811
812	buf[20] = '\0';
813
814	return(buf);
815	}
816
817	static void
818	str_lifetime_byte(x, str)
819	struct sadb_lifetime *x;
820	char *str;
821	{
822	double y;
823	char *unit;
824	int w;
825
826	if (x == NULL) {
827	printf("\t%s: 0(bytes)", str);
828	return;
829	}
830
831	#if 0
832	if ((x->sadb_lifetime_bytes) / 1024 / 1024) {
833	y = (x->sadb_lifetime_bytes) * 1.0 / 1024 / 1024;
834	unit = "M";
835	w = 1;
836	} else if ((x->sadb_lifetime_bytes) / 1024) {
837	y = (x->sadb_lifetime_bytes) * 1.0 / 1024;
838	unit = "K";
839	w = 1;
840	} else {
841	y = (x->sadb_lifetime_bytes) * 1.0;
842	unit = "";
843	w = 0;
844	}
845	#else
846	y = (x->sadb_lifetime_bytes) * 1.0;
847	unit = "";
848	w = 0;
849	#endif
850	printf("\t%s: %.*f(%sbytes)", str, w, y, unit);
851	}

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source: rtems-libbsd/ipsec-tools/src/libipsec/pfkey_dump.c @ b376ae1

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