1 /* $KAME: test-pfkey.c,v 1.4 2000/06/07 00:29:14 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/types.h>
35 #include <sys/param.h>
36 #include <sys/socket.h>
37 #include <net/route.h>
38 #include <net/pfkeyv2.h>
39 #include <netinet/in.h>
40 #include <netipsec/keydb.h>
41 #include <netipsec/key_var.h>
42 #include <netipsec/key_debug.h>
43
44 #include <stdio.h>
45 #include <stdlib.h>
46 #include <limits.h>
47 #include <string.h>
48 #include <ctype.h>
49 #include <unistd.h>
50 #include <errno.h>
51 #include <netdb.h>
52
53 u_char m_buf[BUFSIZ];
54 u_int m_len;
55 char *pname;
56
57 void Usage(void);
58 int sendkeymsg(void);
59 void key_setsadbmsg(u_int);
60 void key_setsadbsens(void);
61 void key_setsadbprop(void);
62 void key_setsadbid(u_int, caddr_t);
63 void key_setsadblft(u_int, u_int);
64 void key_setspirange(void);
65 void key_setsadbkey(u_int, caddr_t);
66 void key_setsadbsa(void);
67 void key_setsadbaddr(u_int, u_int, caddr_t);
68 void key_setsadbextbuf(caddr_t, int, caddr_t, int, caddr_t, int);
69
70 void
Usage()71 Usage()
72 {
73 printf("Usage:\t%s number\n", pname);
74 exit(0);
75 }
76
77 int
main(ac,av)78 main(ac, av)
79 int ac;
80 char **av;
81 {
82 pname = *av;
83
84 if (ac == 1) Usage();
85
86 key_setsadbmsg(atoi(*(av+1)));
87 sendkeymsg();
88
89 exit(0);
90 }
91
92 /* %%% */
93 int
sendkeymsg()94 sendkeymsg()
95 {
96 u_char rbuf[1024 * 32]; /* XXX: Enough ? Should I do MSG_PEEK ? */
97 int so, len;
98
99 if ((so = socket(PF_KEY, SOCK_RAW, PF_KEY_V2)) < 0) {
100 perror("socket(PF_KEY)");
101 goto end;
102 }
103 #if 0
104 {
105 #include <sys/time.h>
106 struct timeval tv;
107 tv.tv_sec = 1;
108 tv.tv_usec = 0;
109 if (setsockopt(so, SOL_SOCKET, SO_RCVTIMEO, &tv, sizeof(tv)) < 0) {
110 perror("setsockopt");
111 goto end;
112 }
113 }
114 #endif
115
116 pfkey_sadump((struct sadb_msg *)m_buf);
117
118 if ((len = send(so, m_buf, m_len, 0)) < 0) {
119 perror("send");
120 goto end;
121 }
122
123 if ((len = recv(so, rbuf, sizeof(rbuf), 0)) < 0) {
124 perror("recv");
125 goto end;
126 }
127
128 pfkey_sadump((struct sadb_msg *)rbuf);
129
130 end:
131 (void)close(so);
132 return(0);
133 }
134
135 void
key_setsadbmsg(type)136 key_setsadbmsg(type)
137 u_int type;
138 {
139 struct sadb_msg m_msg;
140
141 memset(&m_msg, 0, sizeof(m_msg));
142 m_msg.sadb_msg_version = PF_KEY_V2;
143 m_msg.sadb_msg_type = type;
144 m_msg.sadb_msg_errno = 0;
145 m_msg.sadb_msg_satype = SADB_SATYPE_ESP;
146 #if 0
147 m_msg.sadb_msg_reserved = 0;
148 #endif
149 m_msg.sadb_msg_seq = 0;
150 m_msg.sadb_msg_pid = getpid();
151
152 m_len = sizeof(struct sadb_msg);
153 memcpy(m_buf, &m_msg, m_len);
154
155 switch (type) {
156 case SADB_GETSPI:
157 /*<base, address(SD), SPI range>*/
158 key_setsadbaddr(SADB_EXT_ADDRESS_SRC, AF_INET, "10.0.3.4");
159 key_setsadbaddr(SADB_EXT_ADDRESS_DST, AF_INET, "127.0.0.1");
160 key_setspirange();
161 /*<base, SA(*), address(SD)>*/
162 break;
163
164 case SADB_ADD:
165 /* <base, SA, (lifetime(HSC),) address(SD), (address(P),)
166 key(AE), (identity(SD),) (sensitivity)> */
167 key_setsadbaddr(SADB_EXT_ADDRESS_PROXY, AF_INET6, "3ffe::1");
168 case SADB_UPDATE:
169 key_setsadbsa();
170 key_setsadblft(SADB_EXT_LIFETIME_HARD, 10);
171 key_setsadblft(SADB_EXT_LIFETIME_SOFT, 5);
172 key_setsadbaddr(SADB_EXT_ADDRESS_SRC, AF_INET, "192.168.1.1");
173 key_setsadbaddr(SADB_EXT_ADDRESS_DST, AF_INET, "10.0.3.4");
174 /* XXX key_setsadbkey(SADB_EXT_KEY_AUTH, "abcde"); */
175 key_setsadbkey(SADB_EXT_KEY_AUTH, "1234567812345678");
176 key_setsadbkey(SADB_EXT_KEY_ENCRYPT, "12345678");
177 key_setsadbid(SADB_EXT_IDENTITY_SRC, "hoge1234@hoge.com");
178 key_setsadbid(SADB_EXT_IDENTITY_DST, "hage5678@hage.net");
179 key_setsadbsens();
180 /* <base, SA, (lifetime(HSC),) address(SD), (address(P),)
181 (identity(SD),) (sensitivity)> */
182 break;
183
184 case SADB_DELETE:
185 /* <base, SA(*), address(SDP)> */
186 key_setsadbsa();
187 key_setsadbaddr(SADB_EXT_ADDRESS_SRC, AF_INET, "192.168.1.1");
188 key_setsadbaddr(SADB_EXT_ADDRESS_DST, AF_INET, "10.0.3.4");
189 key_setsadbaddr(SADB_EXT_ADDRESS_PROXY, AF_INET6, "3ffe::1");
190 /* <base, SA(*), address(SDP)> */
191 break;
192
193 case SADB_GET:
194 /* <base, SA(*), address(SDP)> */
195 key_setsadbsa();
196 key_setsadbaddr(SADB_EXT_ADDRESS_SRC, AF_INET, "192.168.1.1");
197 key_setsadbaddr(SADB_EXT_ADDRESS_DST, AF_INET, "10.0.3.4");
198 key_setsadbaddr(SADB_EXT_ADDRESS_PROXY, AF_INET6, "3ffe::1");
199 /* <base, SA, (lifetime(HSC),) address(SD), (address(P),)
200 key(AE), (identity(SD),) (sensitivity)> */
201 break;
202
203 case SADB_ACQUIRE:
204 /* <base, address(SD), (address(P),) (identity(SD),)
205 (sensitivity,) proposal> */
206 key_setsadbaddr(SADB_EXT_ADDRESS_SRC, AF_INET, "192.168.1.1");
207 key_setsadbaddr(SADB_EXT_ADDRESS_DST, AF_INET, "10.0.3.4");
208 key_setsadbaddr(SADB_EXT_ADDRESS_PROXY, AF_INET6, "3ffe::1");
209 key_setsadbid(SADB_EXT_IDENTITY_SRC, "hoge1234@hoge.com");
210 key_setsadbid(SADB_EXT_IDENTITY_DST, "hage5678@hage.net");
211 key_setsadbsens();
212 key_setsadbprop();
213 /* <base, address(SD), (address(P),) (identity(SD),)
214 (sensitivity,) proposal> */
215 break;
216
217 case SADB_REGISTER:
218 /* <base> */
219 /* <base, supported> */
220 break;
221
222 case SADB_EXPIRE:
223 case SADB_FLUSH:
224 break;
225
226 case SADB_DUMP:
227 break;
228
229 case SADB_X_PROMISC:
230 /* <base> */
231 /* <base, base(, others)> */
232 break;
233
234 case SADB_X_PCHANGE:
235 break;
236
237 /* for SPD management */
238 case SADB_X_SPDFLUSH:
239 case SADB_X_SPDDUMP:
240 break;
241
242 case SADB_X_SPDADD:
243 #if 0
244 {
245 struct sadb_x_policy m_policy;
246
247 m_policy.sadb_x_policy_len = PFKEY_UNIT64(sizeof(m_policy));
248 m_policy.sadb_x_policy_exttype = SADB_X_EXT_POLICY;
249 m_policy.sadb_x_policy_type = SADB_X_PL_IPSEC;
250 m_policy.sadb_x_policy_esp_trans = 1;
251 m_policy.sadb_x_policy_ah_trans = 2;
252 m_policy.sadb_x_policy_esp_network = 3;
253 m_policy.sadb_x_policy_ah_network = 4;
254 m_policy.sadb_x_policy_reserved = 0;
255
256 memcpy(m_buf + m_len, &m_policy, sizeof(struct sadb_x_policy));
257 m_len += sizeof(struct sadb_x_policy);
258 }
259 #endif
260
261 case SADB_X_SPDDELETE:
262 key_setsadbaddr(SADB_EXT_ADDRESS_SRC, AF_INET, "192.168.1.1");
263 key_setsadbaddr(SADB_EXT_ADDRESS_DST, AF_INET, "10.0.3.4");
264 break;
265 }
266
267 ((struct sadb_msg *)m_buf)->sadb_msg_len = PFKEY_UNIT64(m_len);
268
269 return;
270 }
271
272 void
key_setsadbsens()273 key_setsadbsens()
274 {
275 struct sadb_sens m_sens;
276 u_char buf[64];
277 u_int s, i, slen, ilen, len;
278
279 /* make sens & integ */
280 s = htonl(0x01234567);
281 i = htonl(0x89abcdef);
282 slen = sizeof(s);
283 ilen = sizeof(i);
284 memcpy(buf, &s, slen);
285 memcpy(buf + slen, &i, ilen);
286
287 len = sizeof(m_sens) + PFKEY_ALIGN8(slen) + PFKEY_ALIGN8(ilen);
288 m_sens.sadb_sens_len = PFKEY_UNIT64(len);
289 m_sens.sadb_sens_exttype = SADB_EXT_SENSITIVITY;
290 m_sens.sadb_sens_dpd = 1;
291 m_sens.sadb_sens_sens_level = 2;
292 m_sens.sadb_sens_sens_len = PFKEY_ALIGN8(slen);
293 m_sens.sadb_sens_integ_level = 3;
294 m_sens.sadb_sens_integ_len = PFKEY_ALIGN8(ilen);
295 m_sens.sadb_sens_reserved = 0;
296
297 key_setsadbextbuf(m_buf, m_len,
298 (caddr_t)&m_sens, sizeof(struct sadb_sens),
299 buf, slen + ilen);
300 m_len += len;
301
302 return;
303 }
304
305 void
key_setsadbprop()306 key_setsadbprop()
307 {
308 struct sadb_prop m_prop;
309 struct sadb_comb *m_comb;
310 u_char buf[256];
311 u_int len = sizeof(m_prop) + sizeof(m_comb) * 2;
312
313 /* make prop & comb */
314 m_prop.sadb_prop_len = PFKEY_UNIT64(len);
315 m_prop.sadb_prop_exttype = SADB_EXT_PROPOSAL;
316 m_prop.sadb_prop_replay = 0;
317 m_prop.sadb_prop_reserved[0] = 0;
318 m_prop.sadb_prop_reserved[1] = 0;
319 m_prop.sadb_prop_reserved[2] = 0;
320
321 /* the 1st is ESP AES-GCM-16 */
322 m_comb = (struct sadb_comb *)buf;
323 m_comb->sadb_comb_auth = SADB_AALG_NONE;
324 m_comb->sadb_comb_encrypt = SADB_X_EALG_AESGCM16;
325 m_comb->sadb_comb_flags = 0;
326 m_comb->sadb_comb_auth_minbits = 0;
327 m_comb->sadb_comb_auth_maxbits = 0;
328 m_comb->sadb_comb_encrypt_minbits = 128;
329 m_comb->sadb_comb_encrypt_maxbits = 256;
330 m_comb->sadb_comb_reserved = 0;
331 m_comb->sadb_comb_soft_allocations = 0;
332 m_comb->sadb_comb_hard_allocations = 0;
333 m_comb->sadb_comb_soft_bytes = 0;
334 m_comb->sadb_comb_hard_bytes = 0;
335 m_comb->sadb_comb_soft_addtime = 0;
336 m_comb->sadb_comb_hard_addtime = 0;
337 m_comb->sadb_comb_soft_usetime = 0;
338 m_comb->sadb_comb_hard_usetime = 0;
339
340 /* the 2nd is ESP AES-CBC and AH HMAC-SHA2-256 */
341 m_comb = (struct sadb_comb *)(buf + sizeof(*m_comb));
342 m_comb->sadb_comb_auth = SADB_X_AALG_SHA2_256;
343 m_comb->sadb_comb_encrypt = SADB_X_EALG_RIJNDAELCBC;
344 m_comb->sadb_comb_flags = 0;
345 m_comb->sadb_comb_auth_minbits = 256;
346 m_comb->sadb_comb_auth_maxbits = 256;
347 m_comb->sadb_comb_encrypt_minbits = 128;
348 m_comb->sadb_comb_encrypt_maxbits = 256;
349 m_comb->sadb_comb_reserved = 0;
350 m_comb->sadb_comb_soft_allocations = 0;
351 m_comb->sadb_comb_hard_allocations = 0;
352 m_comb->sadb_comb_soft_bytes = 0;
353 m_comb->sadb_comb_hard_bytes = 0;
354 m_comb->sadb_comb_soft_addtime = 0;
355 m_comb->sadb_comb_hard_addtime = 0;
356 m_comb->sadb_comb_soft_usetime = 0;
357 m_comb->sadb_comb_hard_usetime = 0;
358
359 key_setsadbextbuf(m_buf, m_len,
360 (caddr_t)&m_prop, sizeof(struct sadb_prop),
361 buf, sizeof(*m_comb) * 2);
362 m_len += len;
363
364 return;
365 }
366
367 void
key_setsadbid(ext,str)368 key_setsadbid(ext, str)
369 u_int ext;
370 caddr_t str;
371 {
372 struct sadb_ident m_id;
373 u_int idlen = strlen(str), len;
374
375 len = sizeof(m_id) + PFKEY_ALIGN8(idlen);
376 m_id.sadb_ident_len = PFKEY_UNIT64(len);
377 m_id.sadb_ident_exttype = ext;
378 m_id.sadb_ident_type = SADB_IDENTTYPE_USERFQDN;
379 m_id.sadb_ident_reserved = 0;
380 m_id.sadb_ident_id = getpid();
381
382 key_setsadbextbuf(m_buf, m_len,
383 (caddr_t)&m_id, sizeof(struct sadb_ident),
384 str, idlen);
385 m_len += len;
386
387 return;
388 }
389
390 void
key_setsadblft(ext,time)391 key_setsadblft(ext, time)
392 u_int ext, time;
393 {
394 struct sadb_lifetime m_lft;
395
396 m_lft.sadb_lifetime_len = PFKEY_UNIT64(sizeof(m_lft));
397 m_lft.sadb_lifetime_exttype = ext;
398 m_lft.sadb_lifetime_allocations = 0x2;
399 m_lft.sadb_lifetime_bytes = 0x1000;
400 m_lft.sadb_lifetime_addtime = time;
401 m_lft.sadb_lifetime_usetime = 0x0020;
402
403 memcpy(m_buf + m_len, &m_lft, sizeof(struct sadb_lifetime));
404 m_len += sizeof(struct sadb_lifetime);
405
406 return;
407 }
408
409 void
key_setspirange()410 key_setspirange()
411 {
412 struct sadb_spirange m_spi;
413
414 m_spi.sadb_spirange_len = PFKEY_UNIT64(sizeof(m_spi));
415 m_spi.sadb_spirange_exttype = SADB_EXT_SPIRANGE;
416 m_spi.sadb_spirange_min = 0x00001000;
417 m_spi.sadb_spirange_max = 0x00002000;
418 m_spi.sadb_spirange_reserved = 0;
419
420 memcpy(m_buf + m_len, &m_spi, sizeof(struct sadb_spirange));
421 m_len += sizeof(struct sadb_spirange);
422
423 return;
424 }
425
426 void
key_setsadbkey(ext,str)427 key_setsadbkey(ext, str)
428 u_int ext;
429 caddr_t str;
430 {
431 struct sadb_key m_key;
432 u_int keylen = strlen(str);
433 u_int len;
434
435 len = sizeof(struct sadb_key) + PFKEY_ALIGN8(keylen);
436 m_key.sadb_key_len = PFKEY_UNIT64(len);
437 m_key.sadb_key_exttype = ext;
438 m_key.sadb_key_bits = keylen * 8;
439 m_key.sadb_key_reserved = 0;
440
441 key_setsadbextbuf(m_buf, m_len,
442 (caddr_t)&m_key, sizeof(struct sadb_key),
443 str, keylen);
444 m_len += len;
445
446 return;
447 }
448
449 void
key_setsadbsa()450 key_setsadbsa()
451 {
452 struct sadb_sa m_sa;
453
454 m_sa.sadb_sa_len = PFKEY_UNIT64(sizeof(struct sadb_sa));
455 m_sa.sadb_sa_exttype = SADB_EXT_SA;
456 m_sa.sadb_sa_spi = htonl(0x12345678);
457 m_sa.sadb_sa_replay = 4;
458 m_sa.sadb_sa_state = 0;
459 m_sa.sadb_sa_auth = SADB_AALG_NONE;
460 m_sa.sadb_sa_encrypt = SADB_X_EALG_AESGCM16;
461 m_sa.sadb_sa_flags = 0;
462
463 memcpy(m_buf + m_len, &m_sa, sizeof(struct sadb_sa));
464 m_len += sizeof(struct sadb_sa);
465
466 return;
467 }
468
469 void
key_setsadbaddr(ext,af,str)470 key_setsadbaddr(ext, af, str)
471 u_int ext, af;
472 caddr_t str;
473 {
474 struct sadb_address m_addr;
475 u_int len;
476 struct addrinfo hints, *res;
477 const char *serv;
478 int plen;
479
480 switch (af) {
481 case AF_INET:
482 plen = sizeof(struct in_addr) << 3;
483 break;
484 case AF_INET6:
485 plen = sizeof(struct in6_addr) << 3;
486 break;
487 default:
488 /* XXX bark */
489 exit(1);
490 }
491
492 /* make sockaddr buffer */
493 memset(&hints, 0, sizeof(hints));
494 hints.ai_family = af;
495 hints.ai_socktype = SOCK_DGRAM; /*dummy*/
496 hints.ai_flags = AI_NUMERICHOST;
497 serv = (ext == SADB_EXT_ADDRESS_PROXY ? "0" : "4660"); /*0x1234*/
498 if (getaddrinfo(str, serv, &hints, &res) != 0 || res->ai_next) {
499 /* XXX bark */
500 exit(1);
501 }
502
503 len = sizeof(struct sadb_address) + PFKEY_ALIGN8(res->ai_addrlen);
504 m_addr.sadb_address_len = PFKEY_UNIT64(len);
505 m_addr.sadb_address_exttype = ext;
506 m_addr.sadb_address_proto =
507 (ext == SADB_EXT_ADDRESS_PROXY ? 0 : IPPROTO_TCP);
508 m_addr.sadb_address_prefixlen = plen;
509 m_addr.sadb_address_reserved = 0;
510
511 key_setsadbextbuf(m_buf, m_len,
512 (caddr_t)&m_addr, sizeof(struct sadb_address),
513 (caddr_t)res->ai_addr, res->ai_addrlen);
514 m_len += len;
515
516 freeaddrinfo(res);
517
518 return;
519 }
520
521 void
key_setsadbextbuf(dst,off,ebuf,elen,vbuf,vlen)522 key_setsadbextbuf(dst, off, ebuf, elen, vbuf, vlen)
523 caddr_t dst, ebuf, vbuf;
524 int off, elen, vlen;
525 {
526 memset(dst + off, 0, elen + vlen);
527 memcpy(dst + off, (caddr_t)ebuf, elen);
528 memcpy(dst + off + elen, vbuf, vlen);
529
530 return;
531 }
532
533