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1 /*
2 * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved.
3 * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved
4 * Copyright 2005 Nokia. All rights reserved.
5 *
6 * Licensed under the OpenSSL license (the "License"). You may not use
7 * this file except in compliance with the License. You can obtain a copy
8 * in the file LICENSE in the source distribution or at
9 * https://www.openssl.org/source/license.html
10 */
11
12 #include "e_os.h"
13
14 /* Or gethostname won't be declared properly on Linux and GNU platforms. */
15 #ifndef _BSD_SOURCE
16 # define _BSD_SOURCE 1
17 #endif
18 #ifndef _DEFAULT_SOURCE
19 # define _DEFAULT_SOURCE 1
20 #endif
21
22 #include <assert.h>
23 #include <errno.h>
24 #include <limits.h>
25 #include <stdio.h>
26 #include <stdlib.h>
27 #include <string.h>
28 #include <time.h>
29
30 #include "internal/nelem.h"
31
32 #ifdef OPENSSL_SYS_VMS
33 /*
34 * Or isascii won't be declared properly on VMS (at least with DECompHP C).
35 */
36 # define _XOPEN_SOURCE 500
37 #endif
38
39 #include <ctype.h>
40
41 #include <openssl/bio.h>
42 #include <openssl/crypto.h>
43 #include <openssl/evp.h>
44 #include <openssl/x509.h>
45 #include <openssl/x509v3.h>
46 #include <openssl/ssl.h>
47 #include <openssl/err.h>
48 #include <openssl/rand.h>
49 #ifndef OPENSSL_NO_RSA
50 # include <openssl/rsa.h>
51 #endif
52 #ifndef OPENSSL_NO_DSA
53 # include <openssl/dsa.h>
54 #endif
55 #ifndef OPENSSL_NO_DH
56 # include <openssl/dh.h>
57 #endif
58 #include <openssl/bn.h>
59 #ifndef OPENSSL_NO_CT
60 # include <openssl/ct.h>
61 #endif
62
63 /*
64 * Or gethostname won't be declared properly
65 * on Compaq platforms (at least with DEC C).
66 * Do not try to put it earlier, or IPv6 includes
67 * get screwed...
68 */
69 #define _XOPEN_SOURCE_EXTENDED 1
70
71 #ifdef OPENSSL_SYS_WINDOWS
72 # include <winsock.h>
73 #else
74 # include OPENSSL_UNISTD
75 #endif
76
77 static SSL_CTX *s_ctx = NULL;
78 static SSL_CTX *s_ctx2 = NULL;
79
80 /*
81 * There is really no standard for this, so let's assign something
82 * only for this test
83 */
84 #define COMP_ZLIB 1
85
86 static int verify_callback(int ok, X509_STORE_CTX *ctx);
87 static int app_verify_callback(X509_STORE_CTX *ctx, void *arg);
88 #define APP_CALLBACK_STRING "Test Callback Argument"
89 struct app_verify_arg {
90 char *string;
91 int app_verify;
92 };
93
94 #ifndef OPENSSL_NO_DH
95 static DH *get_dh512(void);
96 static DH *get_dh1024(void);
97 static DH *get_dh1024dsa(void);
98 #endif
99
100 static char *psk_key = NULL; /* by default PSK is not used */
101 #ifndef OPENSSL_NO_PSK
102 static unsigned int psk_client_callback(SSL *ssl, const char *hint,
103 char *identity,
104 unsigned int max_identity_len,
105 unsigned char *psk,
106 unsigned int max_psk_len);
107 static unsigned int psk_server_callback(SSL *ssl, const char *identity,
108 unsigned char *psk,
109 unsigned int max_psk_len);
110 #endif
111
112 static BIO *bio_err = NULL;
113 static BIO *bio_stdout = NULL;
114
115 #ifndef OPENSSL_NO_NEXTPROTONEG
116 /* Note that this code assumes that this is only a one element list: */
117 static const char NEXT_PROTO_STRING[] = "\x09testproto";
118 static int npn_client = 0;
119 static int npn_server = 0;
120 static int npn_server_reject = 0;
121
122 static int cb_client_npn(SSL *s, unsigned char **out, unsigned char *outlen,
123 const unsigned char *in, unsigned int inlen,
124 void *arg)
125 {
126 /*
127 * This callback only returns the protocol string, rather than a length
128 * prefixed set. We assume that NEXT_PROTO_STRING is a one element list
129 * and remove the first byte to chop off the length prefix.
130 */
131 *out = (unsigned char *)NEXT_PROTO_STRING + 1;
132 *outlen = sizeof(NEXT_PROTO_STRING) - 2;
133 return SSL_TLSEXT_ERR_OK;
134 }
135
136 static int cb_server_npn(SSL *s, const unsigned char **data,
137 unsigned int *len, void *arg)
138 {
139 *data = (const unsigned char *)NEXT_PROTO_STRING;
140 *len = sizeof(NEXT_PROTO_STRING) - 1;
141 return SSL_TLSEXT_ERR_OK;
142 }
143
144 static int cb_server_rejects_npn(SSL *s, const unsigned char **data,
145 unsigned int *len, void *arg)
146 {
147 return SSL_TLSEXT_ERR_NOACK;
148 }
149
150 static int verify_npn(SSL *client, SSL *server)
151 {
152 const unsigned char *client_s;
153 unsigned client_len;
154 const unsigned char *server_s;
155 unsigned server_len;
156
157 SSL_get0_next_proto_negotiated(client, &client_s, &client_len);
158 SSL_get0_next_proto_negotiated(server, &server_s, &server_len);
159
160 if (client_len) {
161 BIO_printf(bio_stdout, "Client NPN: ");
162 BIO_write(bio_stdout, client_s, client_len);
163 BIO_printf(bio_stdout, "\n");
164 }
165
166 if (server_len) {
167 BIO_printf(bio_stdout, "Server NPN: ");
168 BIO_write(bio_stdout, server_s, server_len);
169 BIO_printf(bio_stdout, "\n");
170 }
171
172 /*
173 * If an NPN string was returned, it must be the protocol that we
174 * expected to negotiate.
175 */
176 if (client_len && (client_len != sizeof(NEXT_PROTO_STRING) - 2 ||
177 memcmp(client_s, NEXT_PROTO_STRING + 1, client_len)))
178 return -1;
179 if (server_len && (server_len != sizeof(NEXT_PROTO_STRING) - 2 ||
180 memcmp(server_s, NEXT_PROTO_STRING + 1, server_len)))
181 return -1;
182
183 if (!npn_client && client_len)
184 return -1;
185 if (!npn_server && server_len)
186 return -1;
187 if (npn_server_reject && server_len)
188 return -1;
189 if (npn_client && npn_server && (!client_len || !server_len))
190 return -1;
191
192 return 0;
193 }
194 #endif
195
196 static const char *alpn_client;
197 static char *alpn_server;
198 static char *alpn_server2;
199 static const char *alpn_expected;
200 static unsigned char *alpn_selected;
201 static const char *server_min_proto;
202 static const char *server_max_proto;
203 static const char *client_min_proto;
204 static const char *client_max_proto;
205 static const char *should_negotiate;
206 static const char *sn_client;
207 static const char *sn_server1;
208 static const char *sn_server2;
209 static int sn_expect = 0;
210 static const char *server_sess_out;
211 static const char *server_sess_in;
212 static const char *client_sess_out;
213 static const char *client_sess_in;
214 static SSL_SESSION *server_sess;
215 static SSL_SESSION *client_sess;
216
217 static int servername_cb(SSL *s, int *ad, void *arg)
218 {
219 const char *servername = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
220 if (sn_server2 == NULL) {
221 BIO_printf(bio_stdout, "Servername 2 is NULL\n");
222 return SSL_TLSEXT_ERR_NOACK;
223 }
224
225 if (servername) {
226 if (s_ctx2 != NULL && sn_server2 != NULL &&
227 !strcasecmp(servername, sn_server2)) {
228 BIO_printf(bio_stdout, "Switching server context.\n");
229 SSL_set_SSL_CTX(s, s_ctx2);
230 }
231 }
232 return SSL_TLSEXT_ERR_OK;
233 }
234 static int verify_servername(SSL *client, SSL *server)
235 {
236 /* just need to see if sn_context is what we expect */
237 SSL_CTX* ctx = SSL_get_SSL_CTX(server);
238 if (sn_expect == 0)
239 return 0;
240 if (sn_expect == 1 && ctx == s_ctx)
241 return 0;
242 if (sn_expect == 2 && ctx == s_ctx2)
243 return 0;
244 BIO_printf(bio_stdout, "Servername: expected context %d\n", sn_expect);
245 if (ctx == s_ctx2)
246 BIO_printf(bio_stdout, "Servername: context is 2\n");
247 else if (ctx == s_ctx)
248 BIO_printf(bio_stdout, "Servername: context is 1\n");
249 else
250 BIO_printf(bio_stdout, "Servername: context is unknown\n");
251 return -1;
252 }
253
254
255 /*-
256 * next_protos_parse parses a comma separated list of strings into a string
257 * in a format suitable for passing to SSL_CTX_set_next_protos_advertised.
258 * outlen: (output) set to the length of the resulting buffer on success.
259 * in: a NUL terminated string like "abc,def,ghi"
260 *
261 * returns: a malloced buffer or NULL on failure.
262 */
263 static unsigned char *next_protos_parse(size_t *outlen,
264 const char *in)
265 {
266 size_t len;
267 unsigned char *out;
268 size_t i, start = 0;
269
270 len = strlen(in);
271 if (len >= 65535)
272 return NULL;
273
274 out = OPENSSL_malloc(strlen(in) + 1);
275 if (!out)
276 return NULL;
277
278 for (i = 0; i <= len; ++i) {
279 if (i == len || in[i] == ',') {
280 if (i - start > 255) {
281 OPENSSL_free(out);
282 return NULL;
283 }
284 out[start] = (unsigned char)(i - start);
285 start = i + 1;
286 } else
287 out[i + 1] = in[i];
288 }
289
290 *outlen = len + 1;
291 return out;
292 }
293
294 static int cb_server_alpn(SSL *s, const unsigned char **out,
295 unsigned char *outlen, const unsigned char *in,
296 unsigned int inlen, void *arg)
297 {
298 unsigned char *protos;
299 size_t protos_len;
300 char* alpn_str = arg;
301
302 protos = next_protos_parse(&protos_len, alpn_str);
303 if (protos == NULL) {
304 fprintf(stderr, "failed to parser ALPN server protocol string: %s\n",
305 alpn_str);
306 abort();
307 }
308
309 if (SSL_select_next_proto
310 ((unsigned char **)out, outlen, protos, protos_len, in,
311 inlen) != OPENSSL_NPN_NEGOTIATED) {
312 OPENSSL_free(protos);
313 return SSL_TLSEXT_ERR_NOACK;
314 }
315
316 /*
317 * Make a copy of the selected protocol which will be freed in
318 * verify_alpn.
319 */
320 alpn_selected = OPENSSL_malloc(*outlen);
321 memcpy(alpn_selected, *out, *outlen);
322 *out = alpn_selected;
323
324 OPENSSL_free(protos);
325 return SSL_TLSEXT_ERR_OK;
326 }
327
328 static int verify_alpn(SSL *client, SSL *server)
329 {
330 const unsigned char *client_proto, *server_proto;
331 unsigned int client_proto_len = 0, server_proto_len = 0;
332 SSL_get0_alpn_selected(client, &client_proto, &client_proto_len);
333 SSL_get0_alpn_selected(server, &server_proto, &server_proto_len);
334
335 OPENSSL_free(alpn_selected);
336 alpn_selected = NULL;
337
338 if (client_proto_len != server_proto_len) {
339 BIO_printf(bio_stdout, "ALPN selected protocols differ!\n");
340 goto err;
341 }
342
343 if (client_proto != NULL &&
344 memcmp(client_proto, server_proto, client_proto_len) != 0) {
345 BIO_printf(bio_stdout, "ALPN selected protocols differ!\n");
346 goto err;
347 }
348
349 if (client_proto_len > 0 && alpn_expected == NULL) {
350 BIO_printf(bio_stdout, "ALPN unexpectedly negotiated\n");
351 goto err;
352 }
353
354 if (alpn_expected != NULL &&
355 (client_proto_len != strlen(alpn_expected) ||
356 memcmp(client_proto, alpn_expected, client_proto_len) != 0)) {
357 BIO_printf(bio_stdout,
358 "ALPN selected protocols not equal to expected protocol: %s\n",
359 alpn_expected);
360 goto err;
361 }
362
363 return 0;
364
365 err:
366 BIO_printf(bio_stdout, "ALPN results: client: '");
367 BIO_write(bio_stdout, client_proto, client_proto_len);
368 BIO_printf(bio_stdout, "', server: '");
369 BIO_write(bio_stdout, server_proto, server_proto_len);
370 BIO_printf(bio_stdout, "'\n");
371 BIO_printf(bio_stdout, "ALPN configured: client: '%s', server: '",
372 alpn_client);
373 if (SSL_get_SSL_CTX(server) == s_ctx2) {
374 BIO_printf(bio_stdout, "%s'\n",
375 alpn_server2);
376 } else {
377 BIO_printf(bio_stdout, "%s'\n",
378 alpn_server);
379 }
380 return -1;
381 }
382
383 /*
384 * WARNING : below extension types are *NOT* IETF assigned, and could
385 * conflict if these types are reassigned and handled specially by OpenSSL
386 * in the future
387 */
388 #define TACK_EXT_TYPE 62208
389 #define CUSTOM_EXT_TYPE_0 1000
390 #define CUSTOM_EXT_TYPE_1 1001
391 #define CUSTOM_EXT_TYPE_2 1002
392 #define CUSTOM_EXT_TYPE_3 1003
393
394 static const char custom_ext_cli_string[] = "abc";
395 static const char custom_ext_srv_string[] = "defg";
396
397 /* These set from cmdline */
398 static char *serverinfo_file = NULL;
399 static int serverinfo_sct = 0;
400 static int serverinfo_tack = 0;
401
402 /* These set based on extension callbacks */
403 static int serverinfo_sct_seen = 0;
404 static int serverinfo_tack_seen = 0;
405 static int serverinfo_other_seen = 0;
406
407 /* This set from cmdline */
408 static int custom_ext = 0;
409
410 /* This set based on extension callbacks */
411 static int custom_ext_error = 0;
412
413 static int serverinfo_cli_parse_cb(SSL *s, unsigned int ext_type,
414 const unsigned char *in, size_t inlen,
415 int *al, void *arg)
416 {
417 if (ext_type == TLSEXT_TYPE_signed_certificate_timestamp)
418 serverinfo_sct_seen++;
419 else if (ext_type == TACK_EXT_TYPE)
420 serverinfo_tack_seen++;
421 else
422 serverinfo_other_seen++;
423 return 1;
424 }
425
426 static int verify_serverinfo()
427 {
428 if (serverinfo_sct != serverinfo_sct_seen)
429 return -1;
430 if (serverinfo_tack != serverinfo_tack_seen)
431 return -1;
432 if (serverinfo_other_seen)
433 return -1;
434 return 0;
435 }
436
437 /*-
438 * Four test cases for custom extensions:
439 * 0 - no ClientHello extension or ServerHello response
440 * 1 - ClientHello with "abc", no response
441 * 2 - ClientHello with "abc", empty response
442 * 3 - ClientHello with "abc", "defg" response
443 */
444
445 static int custom_ext_0_cli_add_cb(SSL *s, unsigned int ext_type,
446 const unsigned char **out,
447 size_t *outlen, int *al, void *arg)
448 {
449 if (ext_type != CUSTOM_EXT_TYPE_0)
450 custom_ext_error = 1;
451 return 0; /* Don't send an extension */
452 }
453
454 static int custom_ext_0_cli_parse_cb(SSL *s, unsigned int ext_type,
455 const unsigned char *in,
456 size_t inlen, int *al, void *arg)
457 {
458 return 1;
459 }
460
461 static int custom_ext_1_cli_add_cb(SSL *s, unsigned int ext_type,
462 const unsigned char **out,
463 size_t *outlen, int *al, void *arg)
464 {
465 if (ext_type != CUSTOM_EXT_TYPE_1)
466 custom_ext_error = 1;
467 *out = (const unsigned char *)custom_ext_cli_string;
468 *outlen = strlen(custom_ext_cli_string);
469 return 1; /* Send "abc" */
470 }
471
472 static int custom_ext_1_cli_parse_cb(SSL *s, unsigned int ext_type,
473 const unsigned char *in,
474 size_t inlen, int *al, void *arg)
475 {
476 return 1;
477 }
478
479 static int custom_ext_2_cli_add_cb(SSL *s, unsigned int ext_type,
480 const unsigned char **out,
481 size_t *outlen, int *al, void *arg)
482 {
483 if (ext_type != CUSTOM_EXT_TYPE_2)
484 custom_ext_error = 1;
485 *out = (const unsigned char *)custom_ext_cli_string;
486 *outlen = strlen(custom_ext_cli_string);
487 return 1; /* Send "abc" */
488 }
489
490 static int custom_ext_2_cli_parse_cb(SSL *s, unsigned int ext_type,
491 const unsigned char *in,
492 size_t inlen, int *al, void *arg)
493 {
494 if (ext_type != CUSTOM_EXT_TYPE_2)
495 custom_ext_error = 1;
496 if (inlen != 0)
497 custom_ext_error = 1; /* Should be empty response */
498 return 1;
499 }
500
501 static int custom_ext_3_cli_add_cb(SSL *s, unsigned int ext_type,
502 const unsigned char **out,
503 size_t *outlen, int *al, void *arg)
504 {
505 if (ext_type != CUSTOM_EXT_TYPE_3)
506 custom_ext_error = 1;
507 *out = (const unsigned char *)custom_ext_cli_string;
508 *outlen = strlen(custom_ext_cli_string);
509 return 1; /* Send "abc" */
510 }
511
512 static int custom_ext_3_cli_parse_cb(SSL *s, unsigned int ext_type,
513 const unsigned char *in,
514 size_t inlen, int *al, void *arg)
515 {
516 if (ext_type != CUSTOM_EXT_TYPE_3)
517 custom_ext_error = 1;
518 if (inlen != strlen(custom_ext_srv_string))
519 custom_ext_error = 1;
520 if (memcmp(custom_ext_srv_string, in, inlen) != 0)
521 custom_ext_error = 1; /* Check for "defg" */
522 return 1;
523 }
524
525 /*
526 * custom_ext_0_cli_add_cb returns 0 - the server won't receive a callback
527 * for this extension
528 */
529 static int custom_ext_0_srv_parse_cb(SSL *s, unsigned int ext_type,
530 const unsigned char *in,
531 size_t inlen, int *al, void *arg)
532 {
533 custom_ext_error = 1;
534 return 1;
535 }
536
537 /* 'add' callbacks are only called if the 'parse' callback is called */
538 static int custom_ext_0_srv_add_cb(SSL *s, unsigned int ext_type,
539 const unsigned char **out,
540 size_t *outlen, int *al, void *arg)
541 {
542 /* Error: should not have been called */
543 custom_ext_error = 1;
544 return 0; /* Don't send an extension */
545 }
546
547 static int custom_ext_1_srv_parse_cb(SSL *s, unsigned int ext_type,
548 const unsigned char *in,
549 size_t inlen, int *al, void *arg)
550 {
551 if (ext_type != CUSTOM_EXT_TYPE_1)
552 custom_ext_error = 1;
553 /* Check for "abc" */
554 if (inlen != strlen(custom_ext_cli_string))
555 custom_ext_error = 1;
556 if (memcmp(in, custom_ext_cli_string, inlen) != 0)
557 custom_ext_error = 1;
558 return 1;
559 }
560
561 static int custom_ext_1_srv_add_cb(SSL *s, unsigned int ext_type,
562 const unsigned char **out,
563 size_t *outlen, int *al, void *arg)
564 {
565 return 0; /* Don't send an extension */
566 }
567
568 static int custom_ext_2_srv_parse_cb(SSL *s, unsigned int ext_type,
569 const unsigned char *in,
570 size_t inlen, int *al, void *arg)
571 {
572 if (ext_type != CUSTOM_EXT_TYPE_2)
573 custom_ext_error = 1;
574 /* Check for "abc" */
575 if (inlen != strlen(custom_ext_cli_string))
576 custom_ext_error = 1;
577 if (memcmp(in, custom_ext_cli_string, inlen) != 0)
578 custom_ext_error = 1;
579 return 1;
580 }
581
582 static int custom_ext_2_srv_add_cb(SSL *s, unsigned int ext_type,
583 const unsigned char **out,
584 size_t *outlen, int *al, void *arg)
585 {
586 *out = NULL;
587 *outlen = 0;
588 return 1; /* Send empty extension */
589 }
590
591 static int custom_ext_3_srv_parse_cb(SSL *s, unsigned int ext_type,
592 const unsigned char *in,
593 size_t inlen, int *al, void *arg)
594 {
595 if (ext_type != CUSTOM_EXT_TYPE_3)
596 custom_ext_error = 1;
597 /* Check for "abc" */
598 if (inlen != strlen(custom_ext_cli_string))
599 custom_ext_error = 1;
600 if (memcmp(in, custom_ext_cli_string, inlen) != 0)
601 custom_ext_error = 1;
602 return 1;
603 }
604
605 static int custom_ext_3_srv_add_cb(SSL *s, unsigned int ext_type,
606 const unsigned char **out,
607 size_t *outlen, int *al, void *arg)
608 {
609 *out = (const unsigned char *)custom_ext_srv_string;
610 *outlen = strlen(custom_ext_srv_string);
611 return 1; /* Send "defg" */
612 }
613
614 static char *cipher = NULL;
615 static char *ciphersuites = NULL;
616 static int verbose = 0;
617 static int debug = 0;
618
619 int doit_localhost(SSL *s_ssl, SSL *c_ssl, int family,
620 long bytes, clock_t *s_time, clock_t *c_time);
621 int doit_biopair(SSL *s_ssl, SSL *c_ssl, long bytes, clock_t *s_time,
622 clock_t *c_time);
623 int doit(SSL *s_ssl, SSL *c_ssl, long bytes);
624
625 static void sv_usage(void)
626 {
627 fprintf(stderr, "usage: ssltest [args ...]\n");
628 fprintf(stderr, "\n");
629 fprintf(stderr, " -server_auth - check server certificate\n");
630 fprintf(stderr, " -client_auth - do client authentication\n");
631 fprintf(stderr, " -v - more output\n");
632 fprintf(stderr, " -d - debug output\n");
633 fprintf(stderr, " -reuse - use session-id reuse\n");
634 fprintf(stderr, " -num <val> - number of connections to perform\n");
635 fprintf(stderr,
636 " -bytes <val> - number of bytes to swap between client/server\n");
637 #ifndef OPENSSL_NO_DH
638 fprintf(stderr,
639 " -dhe512 - use 512 bit key for DHE (to test failure)\n");
640 fprintf(stderr,
641 " -dhe1024 - use 1024 bit key (safe prime) for DHE (default, no-op)\n");
642 fprintf(stderr,
643 " -dhe1024dsa - use 1024 bit key (with 160-bit subprime) for DHE\n");
644 fprintf(stderr, " -no_dhe - disable DHE\n");
645 #endif
646 #ifndef OPENSSL_NO_EC
647 fprintf(stderr, " -no_ecdhe - disable ECDHE\nTODO(openssl-team): no_ecdhe was broken by auto ecdh. Make this work again.\n");
648 #endif
649 #ifndef OPENSSL_NO_PSK
650 fprintf(stderr, " -psk arg - PSK in hex (without 0x)\n");
651 #endif
652 #ifndef OPENSSL_NO_SSL3
653 fprintf(stderr, " -ssl3 - use SSLv3\n");
654 #endif
655 #ifndef OPENSSL_NO_TLS1
656 fprintf(stderr, " -tls1 - use TLSv1\n");
657 #endif
658 #ifndef OPENSSL_NO_DTLS
659 fprintf(stderr, " -dtls - use DTLS\n");
660 #ifndef OPENSSL_NO_DTLS1
661 fprintf(stderr, " -dtls1 - use DTLSv1\n");
662 #endif
663 #ifndef OPENSSL_NO_DTLS1_2
664 fprintf(stderr, " -dtls12 - use DTLSv1.2\n");
665 #endif
666 #endif
667 fprintf(stderr, " -CApath arg - PEM format directory of CA's\n");
668 fprintf(stderr, " -CAfile arg - PEM format file of CA's\n");
669 fprintf(stderr, " -cert arg - Server certificate file\n");
670 fprintf(stderr,
671 " -key arg - Server key file (default: same as -cert)\n");
672 fprintf(stderr, " -c_cert arg - Client certificate file\n");
673 fprintf(stderr,
674 " -c_key arg - Client key file (default: same as -c_cert)\n");
675 fprintf(stderr, " -cipher arg - The TLSv1.2 and below cipher list\n");
676 fprintf(stderr, " -ciphersuites arg - The TLSv1.3 ciphersuites\n");
677 fprintf(stderr, " -bio_pair - Use BIO pairs\n");
678 fprintf(stderr, " -ipv4 - Use IPv4 connection on localhost\n");
679 fprintf(stderr, " -ipv6 - Use IPv6 connection on localhost\n");
680 fprintf(stderr, " -f - Test even cases that can't work\n");
681 fprintf(stderr,
682 " -time - measure processor time used by client and server\n");
683 fprintf(stderr, " -zlib - use zlib compression\n");
684 #ifndef OPENSSL_NO_NEXTPROTONEG
685 fprintf(stderr, " -npn_client - have client side offer NPN\n");
686 fprintf(stderr, " -npn_server - have server side offer NPN\n");
687 fprintf(stderr, " -npn_server_reject - have server reject NPN\n");
688 #endif
689 fprintf(stderr, " -serverinfo_file file - have server use this file\n");
690 fprintf(stderr, " -serverinfo_sct - have client offer and expect SCT\n");
691 fprintf(stderr,
692 " -serverinfo_tack - have client offer and expect TACK\n");
693 fprintf(stderr,
694 " -custom_ext - try various custom extension callbacks\n");
695 fprintf(stderr, " -alpn_client <string> - have client side offer ALPN\n");
696 fprintf(stderr, " -alpn_server <string> - have server side offer ALPN\n");
697 fprintf(stderr, " -alpn_server1 <string> - alias for -alpn_server\n");
698 fprintf(stderr, " -alpn_server2 <string> - have server side context 2 offer ALPN\n");
699 fprintf(stderr,
700 " -alpn_expected <string> - the ALPN protocol that should be negotiated\n");
701 fprintf(stderr, " -server_min_proto <string> - Minimum version the server should support\n");
702 fprintf(stderr, " -server_max_proto <string> - Maximum version the server should support\n");
703 fprintf(stderr, " -client_min_proto <string> - Minimum version the client should support\n");
704 fprintf(stderr, " -client_max_proto <string> - Maximum version the client should support\n");
705 fprintf(stderr, " -should_negotiate <string> - The version that should be negotiated, fail-client or fail-server\n");
706 #ifndef OPENSSL_NO_CT
707 fprintf(stderr, " -noct - no certificate transparency\n");
708 fprintf(stderr, " -requestct - request certificate transparency\n");
709 fprintf(stderr, " -requirect - require certificate transparency\n");
710 #endif
711 fprintf(stderr, " -sn_client <string> - have client request this servername\n");
712 fprintf(stderr, " -sn_server1 <string> - have server context 1 respond to this servername\n");
713 fprintf(stderr, " -sn_server2 <string> - have server context 2 respond to this servername\n");
714 fprintf(stderr, " -sn_expect1 - expected server 1\n");
715 fprintf(stderr, " -sn_expect2 - expected server 2\n");
716 fprintf(stderr, " -server_sess_out <file> - Save the server session to a file\n");
717 fprintf(stderr, " -server_sess_in <file> - Read the server session from a file\n");
718 fprintf(stderr, " -client_sess_out <file> - Save the client session to a file\n");
719 fprintf(stderr, " -client_sess_in <file> - Read the client session from a file\n");
720 fprintf(stderr, " -should_reuse <number> - The expected state of reusing the session\n");
721 fprintf(stderr, " -no_ticket - do not issue TLS session ticket\n");
722 }
723
724 static void print_key_details(BIO *out, EVP_PKEY *key)
725 {
726 int keyid = EVP_PKEY_id(key);
727 #ifndef OPENSSL_NO_EC
728 if (keyid == EVP_PKEY_EC) {
729 EC_KEY *ec = EVP_PKEY_get1_EC_KEY(key);
730 int nid;
731 const char *cname;
732 nid = EC_GROUP_get_curve_name(EC_KEY_get0_group(ec));
733 EC_KEY_free(ec);
734 cname = EC_curve_nid2nist(nid);
735 if (!cname)
736 cname = OBJ_nid2sn(nid);
737 BIO_printf(out, "%d bits EC (%s)", EVP_PKEY_bits(key), cname);
738 } else
739 #endif
740 {
741 const char *algname;
742 switch (keyid) {
743 case EVP_PKEY_RSA:
744 algname = "RSA";
745 break;
746 case EVP_PKEY_DSA:
747 algname = "DSA";
748 break;
749 case EVP_PKEY_DH:
750 algname = "DH";
751 break;
752 default:
753 algname = OBJ_nid2sn(keyid);
754 break;
755 }
756 BIO_printf(out, "%d bits %s", EVP_PKEY_bits(key), algname);
757 }
758 }
759
760 static void print_details(SSL *c_ssl, const char *prefix)
761 {
762 const SSL_CIPHER *ciph;
763 int mdnid;
764 X509 *cert;
765 EVP_PKEY *pkey;
766
767 ciph = SSL_get_current_cipher(c_ssl);
768 BIO_printf(bio_stdout, "%s%s, cipher %s %s",
769 prefix,
770 SSL_get_version(c_ssl),
771 SSL_CIPHER_get_version(ciph), SSL_CIPHER_get_name(ciph));
772 cert = SSL_get_peer_certificate(c_ssl);
773 if (cert != NULL) {
774 EVP_PKEY* pubkey = X509_get0_pubkey(cert);
775
776 if (pubkey != NULL) {
777 BIO_puts(bio_stdout, ", ");
778 print_key_details(bio_stdout, pubkey);
779 }
780 X509_free(cert);
781 }
782 if (SSL_get_server_tmp_key(c_ssl, &pkey)) {
783 BIO_puts(bio_stdout, ", temp key: ");
784 print_key_details(bio_stdout, pkey);
785 EVP_PKEY_free(pkey);
786 }
787 if (SSL_get_peer_signature_nid(c_ssl, &mdnid))
788 BIO_printf(bio_stdout, ", digest=%s", OBJ_nid2sn(mdnid));
789 BIO_printf(bio_stdout, "\n");
790 }
791
792 /*
793 * protocol_from_string - converts a protocol version string to a number
794 *
795 * Returns -1 on failure or the version on success
796 */
797 static int protocol_from_string(const char *value)
798 {
799 struct protocol_versions {
800 const char *name;
801 int version;
802 };
803 static const struct protocol_versions versions[] = {
804 {"ssl3", SSL3_VERSION},
805 {"tls1", TLS1_VERSION},
806 {"tls1.1", TLS1_1_VERSION},
807 {"tls1.2", TLS1_2_VERSION},
808 {"tls1.3", TLS1_3_VERSION},
809 {"dtls1", DTLS1_VERSION},
810 {"dtls1.2", DTLS1_2_VERSION}};
811 size_t i;
812 size_t n = OSSL_NELEM(versions);
813
814 for (i = 0; i < n; i++)
815 if (strcmp(versions[i].name, value) == 0)
816 return versions[i].version;
817 return -1;
818 }
819
820 static SSL_SESSION *read_session(const char *filename)
821 {
822 SSL_SESSION *sess;
823 BIO *f = BIO_new_file(filename, "r");
824
825 if (f == NULL) {
826 BIO_printf(bio_err, "Can't open session file %s\n", filename);
827 ERR_print_errors(bio_err);
828 return NULL;
829 }
830 sess = PEM_read_bio_SSL_SESSION(f, NULL, 0, NULL);
831 if (sess == NULL) {
832 BIO_printf(bio_err, "Can't parse session file %s\n", filename);
833 ERR_print_errors(bio_err);
834 }
835 BIO_free(f);
836 return sess;
837 }
838
839 static int write_session(const char *filename, SSL_SESSION *sess)
840 {
841 BIO *f = BIO_new_file(filename, "w");
842
843 if (sess == NULL) {
844 BIO_printf(bio_err, "No session information\n");
845 return 0;
846 }
847 if (f == NULL) {
848 BIO_printf(bio_err, "Can't open session file %s\n", filename);
849 ERR_print_errors(bio_err);
850 return 0;
851 }
852 PEM_write_bio_SSL_SESSION(f, sess);
853 BIO_free(f);
854 return 1;
855 }
856
857 /*
858 * set_protocol_version - Sets protocol version minimum or maximum
859 *
860 * Returns 0 on failure and 1 on success
861 */
862 static int set_protocol_version(const char *version, SSL *ssl, int setting)
863 {
864 if (version != NULL) {
865 int ver = protocol_from_string(version);
866 if (ver < 0) {
867 BIO_printf(bio_err, "Error parsing: %s\n", version);
868 return 0;
869 }
870 return SSL_ctrl(ssl, setting, ver, NULL);
871 }
872 return 1;
873 }
874
875 int main(int argc, char *argv[])
876 {
877 const char *CApath = NULL, *CAfile = NULL;
878 int badop = 0;
879 enum { BIO_MEM, BIO_PAIR, BIO_IPV4, BIO_IPV6 } bio_type = BIO_MEM;
880 int force = 0;
881 int dtls1 = 0, dtls12 = 0, dtls = 0, tls1 = 0, tls1_2 = 0, ssl3 = 0;
882 int ret = EXIT_FAILURE;
883 int client_auth = 0;
884 int server_auth = 0, i;
885 struct app_verify_arg app_verify_arg =
886 { APP_CALLBACK_STRING, 0 };
887 char *p;
888 SSL_CTX *c_ctx = NULL;
889 const SSL_METHOD *meth = NULL;
890 SSL *c_ssl, *s_ssl;
891 int number = 1, reuse = 0;
892 int should_reuse = -1;
893 int no_ticket = 0;
894 long bytes = 256L;
895 #ifndef OPENSSL_NO_DH
896 DH *dh;
897 int dhe512 = 0, dhe1024dsa = 0;
898 #endif
899 int no_dhe = 0;
900 int no_psk = 0;
901 int print_time = 0;
902 clock_t s_time = 0, c_time = 0;
903 #ifndef OPENSSL_NO_COMP
904 int n, comp = 0;
905 COMP_METHOD *cm = NULL;
906 STACK_OF(SSL_COMP) *ssl_comp_methods = NULL;
907 #endif
908 int no_protocol;
909 int min_version = 0, max_version = 0;
910 #ifndef OPENSSL_NO_CT
911 /*
912 * Disable CT validation by default, because it will interfere with
913 * anything using custom extension handlers to deal with SCT extensions.
914 */
915 int ct_validation = 0;
916 #endif
917 SSL_CONF_CTX *s_cctx = NULL, *c_cctx = NULL, *s_cctx2 = NULL;
918 STACK_OF(OPENSSL_STRING) *conf_args = NULL;
919 char *arg = NULL, *argn = NULL;
920
921 verbose = 0;
922 debug = 0;
923
924 bio_err = BIO_new_fp(stderr, BIO_NOCLOSE | BIO_FP_TEXT);
925
926 p = getenv("OPENSSL_DEBUG_MEMORY");
927 if (p != NULL && strcmp(p, "on") == 0)
928 CRYPTO_set_mem_debug(1);
929 CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
930
931 bio_stdout = BIO_new_fp(stdout, BIO_NOCLOSE | BIO_FP_TEXT);
932
933 s_cctx = SSL_CONF_CTX_new();
934 s_cctx2 = SSL_CONF_CTX_new();
935 c_cctx = SSL_CONF_CTX_new();
936
937 if (!s_cctx || !c_cctx || !s_cctx2) {
938 ERR_print_errors(bio_err);
939 goto end;
940 }
941
942 SSL_CONF_CTX_set_flags(s_cctx,
943 SSL_CONF_FLAG_CMDLINE | SSL_CONF_FLAG_SERVER |
944 SSL_CONF_FLAG_CERTIFICATE |
945 SSL_CONF_FLAG_REQUIRE_PRIVATE);
946 SSL_CONF_CTX_set_flags(s_cctx2,
947 SSL_CONF_FLAG_CMDLINE | SSL_CONF_FLAG_SERVER |
948 SSL_CONF_FLAG_CERTIFICATE |
949 SSL_CONF_FLAG_REQUIRE_PRIVATE);
950 if (!SSL_CONF_CTX_set1_prefix(s_cctx, "-s_")) {
951 ERR_print_errors(bio_err);
952 goto end;
953 }
954 if (!SSL_CONF_CTX_set1_prefix(s_cctx2, "-s_")) {
955 ERR_print_errors(bio_err);
956 goto end;
957 }
958
959 SSL_CONF_CTX_set_flags(c_cctx,
960 SSL_CONF_FLAG_CMDLINE | SSL_CONF_FLAG_CLIENT |
961 SSL_CONF_FLAG_CERTIFICATE |
962 SSL_CONF_FLAG_REQUIRE_PRIVATE);
963 if (!SSL_CONF_CTX_set1_prefix(c_cctx, "-c_")) {
964 ERR_print_errors(bio_err);
965 goto end;
966 }
967
968 argc--;
969 argv++;
970
971 while (argc >= 1) {
972 if (strcmp(*argv, "-F") == 0) {
973 fprintf(stderr,
974 "not compiled with FIPS support, so exiting without running.\n");
975 EXIT(0);
976 } else if (strcmp(*argv, "-server_auth") == 0)
977 server_auth = 1;
978 else if (strcmp(*argv, "-client_auth") == 0)
979 client_auth = 1;
980 else if (strcmp(*argv, "-v") == 0)
981 verbose = 1;
982 else if (strcmp(*argv, "-d") == 0)
983 debug = 1;
984 else if (strcmp(*argv, "-reuse") == 0)
985 reuse = 1;
986 else if (strcmp(*argv, "-dhe512") == 0) {
987 #ifndef OPENSSL_NO_DH
988 dhe512 = 1;
989 #else
990 fprintf(stderr,
991 "ignoring -dhe512, since I'm compiled without DH\n");
992 #endif
993 } else if (strcmp(*argv, "-dhe1024dsa") == 0) {
994 #ifndef OPENSSL_NO_DH
995 dhe1024dsa = 1;
996 #else
997 fprintf(stderr,
998 "ignoring -dhe1024dsa, since I'm compiled without DH\n");
999 #endif
1000 } else if (strcmp(*argv, "-no_dhe") == 0)
1001 no_dhe = 1;
1002 else if (strcmp(*argv, "-no_ecdhe") == 0)
1003 /* obsolete */;
1004 else if (strcmp(*argv, "-psk") == 0) {
1005 if (--argc < 1)
1006 goto bad;
1007 psk_key = *(++argv);
1008 #ifndef OPENSSL_NO_PSK
1009 if (strspn(psk_key, "abcdefABCDEF1234567890") != strlen(psk_key)) {
1010 BIO_printf(bio_err, "Not a hex number '%s'\n", *argv);
1011 goto bad;
1012 }
1013 #else
1014 no_psk = 1;
1015 #endif
1016 }
1017 else if (strcmp(*argv, "-tls1_2") == 0) {
1018 tls1_2 = 1;
1019 } else if (strcmp(*argv, "-tls1") == 0) {
1020 tls1 = 1;
1021 } else if (strcmp(*argv, "-ssl3") == 0) {
1022 ssl3 = 1;
1023 } else if (strcmp(*argv, "-dtls1") == 0) {
1024 dtls1 = 1;
1025 } else if (strcmp(*argv, "-dtls12") == 0) {
1026 dtls12 = 1;
1027 } else if (strcmp(*argv, "-dtls") == 0) {
1028 dtls = 1;
1029 } else if (strncmp(*argv, "-num", 4) == 0) {
1030 if (--argc < 1)
1031 goto bad;
1032 number = atoi(*(++argv));
1033 if (number == 0)
1034 number = 1;
1035 } else if (strcmp(*argv, "-bytes") == 0) {
1036 if (--argc < 1)
1037 goto bad;
1038 bytes = atol(*(++argv));
1039 if (bytes == 0L)
1040 bytes = 1L;
1041 i = strlen(argv[0]);
1042 if (argv[0][i - 1] == 'k')
1043 bytes *= 1024L;
1044 if (argv[0][i - 1] == 'm')
1045 bytes *= 1024L * 1024L;
1046 } else if (strcmp(*argv, "-cipher") == 0) {
1047 if (--argc < 1)
1048 goto bad;
1049 cipher = *(++argv);
1050 } else if (strcmp(*argv, "-ciphersuites") == 0) {
1051 if (--argc < 1)
1052 goto bad;
1053 ciphersuites = *(++argv);
1054 } else if (strcmp(*argv, "-CApath") == 0) {
1055 if (--argc < 1)
1056 goto bad;
1057 CApath = *(++argv);
1058 } else if (strcmp(*argv, "-CAfile") == 0) {
1059 if (--argc < 1)
1060 goto bad;
1061 CAfile = *(++argv);
1062 } else if (strcmp(*argv, "-bio_pair") == 0) {
1063 bio_type = BIO_PAIR;
1064 }
1065 #ifndef OPENSSL_NO_SOCK
1066 else if (strcmp(*argv, "-ipv4") == 0) {
1067 bio_type = BIO_IPV4;
1068 } else if (strcmp(*argv, "-ipv6") == 0) {
1069 bio_type = BIO_IPV6;
1070 }
1071 #endif
1072 else if (strcmp(*argv, "-f") == 0) {
1073 force = 1;
1074 } else if (strcmp(*argv, "-time") == 0) {
1075 print_time = 1;
1076 }
1077 #ifndef OPENSSL_NO_CT
1078 else if (strcmp(*argv, "-noct") == 0) {
1079 ct_validation = 0;
1080 }
1081 else if (strcmp(*argv, "-ct") == 0) {
1082 ct_validation = 1;
1083 }
1084 #endif
1085 #ifndef OPENSSL_NO_COMP
1086 else if (strcmp(*argv, "-zlib") == 0) {
1087 comp = COMP_ZLIB;
1088 }
1089 #endif
1090 else if (strcmp(*argv, "-app_verify") == 0) {
1091 app_verify_arg.app_verify = 1;
1092 }
1093 #ifndef OPENSSL_NO_NEXTPROTONEG
1094 else if (strcmp(*argv, "-npn_client") == 0) {
1095 npn_client = 1;
1096 } else if (strcmp(*argv, "-npn_server") == 0) {
1097 npn_server = 1;
1098 } else if (strcmp(*argv, "-npn_server_reject") == 0) {
1099 npn_server_reject = 1;
1100 }
1101 #endif
1102 else if (strcmp(*argv, "-serverinfo_sct") == 0) {
1103 serverinfo_sct = 1;
1104 } else if (strcmp(*argv, "-serverinfo_tack") == 0) {
1105 serverinfo_tack = 1;
1106 } else if (strcmp(*argv, "-serverinfo_file") == 0) {
1107 if (--argc < 1)
1108 goto bad;
1109 serverinfo_file = *(++argv);
1110 } else if (strcmp(*argv, "-custom_ext") == 0) {
1111 custom_ext = 1;
1112 } else if (strcmp(*argv, "-alpn_client") == 0) {
1113 if (--argc < 1)
1114 goto bad;
1115 alpn_client = *(++argv);
1116 } else if (strcmp(*argv, "-alpn_server") == 0 ||
1117 strcmp(*argv, "-alpn_server1") == 0) {
1118 if (--argc < 1)
1119 goto bad;
1120 alpn_server = *(++argv);
1121 } else if (strcmp(*argv, "-alpn_server2") == 0) {
1122 if (--argc < 1)
1123 goto bad;
1124 alpn_server2 = *(++argv);
1125 } else if (strcmp(*argv, "-alpn_expected") == 0) {
1126 if (--argc < 1)
1127 goto bad;
1128 alpn_expected = *(++argv);
1129 } else if (strcmp(*argv, "-server_min_proto") == 0) {
1130 if (--argc < 1)
1131 goto bad;
1132 server_min_proto = *(++argv);
1133 } else if (strcmp(*argv, "-server_max_proto") == 0) {
1134 if (--argc < 1)
1135 goto bad;
1136 server_max_proto = *(++argv);
1137 } else if (strcmp(*argv, "-client_min_proto") == 0) {
1138 if (--argc < 1)
1139 goto bad;
1140 client_min_proto = *(++argv);
1141 } else if (strcmp(*argv, "-client_max_proto") == 0) {
1142 if (--argc < 1)
1143 goto bad;
1144 client_max_proto = *(++argv);
1145 } else if (strcmp(*argv, "-should_negotiate") == 0) {
1146 if (--argc < 1)
1147 goto bad;
1148 should_negotiate = *(++argv);
1149 } else if (strcmp(*argv, "-sn_client") == 0) {
1150 if (--argc < 1)
1151 goto bad;
1152 sn_client = *(++argv);
1153 } else if (strcmp(*argv, "-sn_server1") == 0) {
1154 if (--argc < 1)
1155 goto bad;
1156 sn_server1 = *(++argv);
1157 } else if (strcmp(*argv, "-sn_server2") == 0) {
1158 if (--argc < 1)
1159 goto bad;
1160 sn_server2 = *(++argv);
1161 } else if (strcmp(*argv, "-sn_expect1") == 0) {
1162 sn_expect = 1;
1163 } else if (strcmp(*argv, "-sn_expect2") == 0) {
1164 sn_expect = 2;
1165 } else if (strcmp(*argv, "-server_sess_out") == 0) {
1166 if (--argc < 1)
1167 goto bad;
1168 server_sess_out = *(++argv);
1169 } else if (strcmp(*argv, "-server_sess_in") == 0) {
1170 if (--argc < 1)
1171 goto bad;
1172 server_sess_in = *(++argv);
1173 } else if (strcmp(*argv, "-client_sess_out") == 0) {
1174 if (--argc < 1)
1175 goto bad;
1176 client_sess_out = *(++argv);
1177 } else if (strcmp(*argv, "-client_sess_in") == 0) {
1178 if (--argc < 1)
1179 goto bad;
1180 client_sess_in = *(++argv);
1181 } else if (strcmp(*argv, "-should_reuse") == 0) {
1182 if (--argc < 1)
1183 goto bad;
1184 should_reuse = !!atoi(*(++argv));
1185 } else if (strcmp(*argv, "-no_ticket") == 0) {
1186 no_ticket = 1;
1187 } else {
1188 int rv;
1189 arg = argv[0];
1190 argn = argv[1];
1191 /* Try to process command using SSL_CONF */
1192 rv = SSL_CONF_cmd_argv(c_cctx, &argc, &argv);
1193 /* If not processed try server */
1194 if (rv == 0)
1195 rv = SSL_CONF_cmd_argv(s_cctx, &argc, &argv);
1196 /* Recognised: store it for later use */
1197 if (rv > 0) {
1198 if (rv == 1)
1199 argn = NULL;
1200 if (!conf_args) {
1201 conf_args = sk_OPENSSL_STRING_new_null();
1202 if (!conf_args)
1203 goto end;
1204 }
1205 if (!sk_OPENSSL_STRING_push(conf_args, arg))
1206 goto end;
1207 if (!sk_OPENSSL_STRING_push(conf_args, argn))
1208 goto end;
1209 continue;
1210 }
1211 if (rv == -3)
1212 BIO_printf(bio_err, "Missing argument for %s\n", arg);
1213 else if (rv < 0)
1214 BIO_printf(bio_err, "Error with command %s\n", arg);
1215 else if (rv == 0)
1216 BIO_printf(bio_err, "unknown option %s\n", arg);
1217 badop = 1;
1218 break;
1219 }
1220 argc--;
1221 argv++;
1222 }
1223 if (badop) {
1224 bad:
1225 sv_usage();
1226 goto end;
1227 }
1228
1229 if (ssl3 + tls1 + tls1_2 + dtls + dtls1 + dtls12 > 1) {
1230 fprintf(stderr, "At most one of -ssl3, -tls1, -tls1_2, -dtls, -dtls1 or -dtls12 should "
1231 "be requested.\n");
1232 EXIT(1);
1233 }
1234
1235 #ifdef OPENSSL_NO_SSL3
1236 if (ssl3)
1237 no_protocol = 1;
1238 else
1239 #endif
1240 #ifdef OPENSSL_NO_TLS1
1241 if (tls1)
1242 no_protocol = 1;
1243 else
1244 #endif
1245 #ifdef OPENSSL_NO_TLS1_2
1246 if (tls1_2)
1247 no_protocol = 1;
1248 else
1249 #endif
1250 #if defined(OPENSSL_NO_DTLS) || defined(OPENSSL_NO_DTLS1)
1251 if (dtls1)
1252 no_protocol = 1;
1253 else
1254 #endif
1255 #if defined(OPENSSL_NO_DTLS) || defined(OPENSSL_NO_DTLS1_2)
1256 if (dtls12)
1257 no_protocol = 1;
1258 else
1259 #endif
1260 no_protocol = 0;
1261
1262 /*
1263 * Testing was requested for a compiled-out protocol (e.g. SSLv3).
1264 * Ideally, we would error out, but the generic test wrapper can't know
1265 * when to expect failure. So we do nothing and return success.
1266 */
1267 if (no_protocol) {
1268 fprintf(stderr, "Testing was requested for a disabled protocol. "
1269 "Skipping tests.\n");
1270 ret = EXIT_SUCCESS;
1271 goto end;
1272 }
1273
1274 if (!ssl3 && !tls1 && !tls1_2 && !dtls && !dtls1 && !dtls12 && number > 1
1275 && !reuse && !force) {
1276 fprintf(stderr, "This case cannot work. Use -f to perform "
1277 "the test anyway (and\n-d to see what happens), "
1278 "or add one of -ssl3, -tls1, -tls1_2, -dtls, -dtls1, -dtls12, -reuse\n"
1279 "to avoid protocol mismatch.\n");
1280 EXIT(1);
1281 }
1282
1283 if (print_time) {
1284 if (bio_type != BIO_PAIR) {
1285 fprintf(stderr, "Using BIO pair (-bio_pair)\n");
1286 bio_type = BIO_PAIR;
1287 }
1288 if (number < 50 && !force)
1289 fprintf(stderr,
1290 "Warning: For accurate timings, use more connections (e.g. -num 1000)\n");
1291 }
1292
1293 #ifndef OPENSSL_NO_COMP
1294 if (comp == COMP_ZLIB)
1295 cm = COMP_zlib();
1296 if (cm != NULL) {
1297 if (COMP_get_type(cm) != NID_undef) {
1298 if (SSL_COMP_add_compression_method(comp, cm) != 0) {
1299 fprintf(stderr, "Failed to add compression method\n");
1300 ERR_print_errors_fp(stderr);
1301 }
1302 } else {
1303 fprintf(stderr,
1304 "Warning: %s compression not supported\n",
1305 comp == COMP_ZLIB ? "zlib" : "unknown");
1306 ERR_print_errors_fp(stderr);
1307 }
1308 }
1309 ssl_comp_methods = SSL_COMP_get_compression_methods();
1310 n = sk_SSL_COMP_num(ssl_comp_methods);
1311 if (n) {
1312 int j;
1313 printf("Available compression methods:");
1314 for (j = 0; j < n; j++) {
1315 SSL_COMP *c = sk_SSL_COMP_value(ssl_comp_methods, j);
1316 printf(" %s:%d", SSL_COMP_get0_name(c), SSL_COMP_get_id(c));
1317 }
1318 printf("\n");
1319 }
1320 #endif
1321
1322 #ifndef OPENSSL_NO_TLS
1323 meth = TLS_method();
1324 if (ssl3) {
1325 min_version = SSL3_VERSION;
1326 max_version = SSL3_VERSION;
1327 } else if (tls1) {
1328 min_version = TLS1_VERSION;
1329 max_version = TLS1_VERSION;
1330 } else if (tls1_2) {
1331 min_version = TLS1_2_VERSION;
1332 max_version = TLS1_2_VERSION;
1333 } else {
1334 min_version = SSL3_VERSION;
1335 max_version = TLS_MAX_VERSION;
1336 }
1337 #endif
1338 #ifndef OPENSSL_NO_DTLS
1339 if (dtls || dtls1 || dtls12) {
1340 meth = DTLS_method();
1341 if (dtls1) {
1342 min_version = DTLS1_VERSION;
1343 max_version = DTLS1_VERSION;
1344 } else if (dtls12) {
1345 min_version = DTLS1_2_VERSION;
1346 max_version = DTLS1_2_VERSION;
1347 } else {
1348 min_version = DTLS_MIN_VERSION;
1349 max_version = DTLS_MAX_VERSION;
1350 }
1351 }
1352 #endif
1353
1354 c_ctx = SSL_CTX_new(meth);
1355 s_ctx = SSL_CTX_new(meth);
1356 s_ctx2 = SSL_CTX_new(meth); /* no SSL_CTX_dup! */
1357 if ((c_ctx == NULL) || (s_ctx == NULL) || (s_ctx2 == NULL)) {
1358 ERR_print_errors(bio_err);
1359 goto end;
1360 }
1361 /*
1362 * Since we will use low security ciphersuites and keys for testing set
1363 * security level to zero by default. Tests can override this by adding
1364 * "@SECLEVEL=n" to the cipher string.
1365 */
1366 SSL_CTX_set_security_level(c_ctx, 0);
1367 SSL_CTX_set_security_level(s_ctx, 0);
1368 SSL_CTX_set_security_level(s_ctx2, 0);
1369
1370 if (no_ticket) {
1371 SSL_CTX_set_options(c_ctx, SSL_OP_NO_TICKET);
1372 SSL_CTX_set_options(s_ctx, SSL_OP_NO_TICKET);
1373 }
1374
1375 if (SSL_CTX_set_min_proto_version(c_ctx, min_version) == 0)
1376 goto end;
1377 if (SSL_CTX_set_max_proto_version(c_ctx, max_version) == 0)
1378 goto end;
1379 if (SSL_CTX_set_min_proto_version(s_ctx, min_version) == 0)
1380 goto end;
1381 if (SSL_CTX_set_max_proto_version(s_ctx, max_version) == 0)
1382 goto end;
1383
1384 if (cipher != NULL) {
1385 if (!SSL_CTX_set_cipher_list(c_ctx, cipher)
1386 || !SSL_CTX_set_cipher_list(s_ctx, cipher)
1387 || !SSL_CTX_set_cipher_list(s_ctx2, cipher)) {
1388 ERR_print_errors(bio_err);
1389 goto end;
1390 }
1391 }
1392 if (ciphersuites != NULL) {
1393 if (!SSL_CTX_set_ciphersuites(c_ctx, ciphersuites)
1394 || !SSL_CTX_set_ciphersuites(s_ctx, ciphersuites)
1395 || !SSL_CTX_set_ciphersuites(s_ctx2, ciphersuites)) {
1396 ERR_print_errors(bio_err);
1397 goto end;
1398 }
1399 }
1400
1401 #ifndef OPENSSL_NO_CT
1402 if (ct_validation &&
1403 !SSL_CTX_enable_ct(c_ctx, SSL_CT_VALIDATION_STRICT)) {
1404 ERR_print_errors(bio_err);
1405 goto end;
1406 }
1407 #endif
1408
1409 /* Process SSL_CONF arguments */
1410 SSL_CONF_CTX_set_ssl_ctx(c_cctx, c_ctx);
1411 SSL_CONF_CTX_set_ssl_ctx(s_cctx, s_ctx);
1412 SSL_CONF_CTX_set_ssl_ctx(s_cctx2, s_ctx2);
1413
1414 for (i = 0; i < sk_OPENSSL_STRING_num(conf_args); i += 2) {
1415 int rv;
1416 arg = sk_OPENSSL_STRING_value(conf_args, i);
1417 argn = sk_OPENSSL_STRING_value(conf_args, i + 1);
1418 rv = SSL_CONF_cmd(c_cctx, arg, argn);
1419 /* If not recognised use server context */
1420 if (rv == -2) {
1421 rv = SSL_CONF_cmd(s_cctx2, arg, argn);
1422 if (rv > 0)
1423 rv = SSL_CONF_cmd(s_cctx, arg, argn);
1424 }
1425 if (rv <= 0) {
1426 BIO_printf(bio_err, "Error processing %s %s\n",
1427 arg, argn ? argn : "");
1428 ERR_print_errors(bio_err);
1429 goto end;
1430 }
1431 }
1432
1433 if (!SSL_CONF_CTX_finish(s_cctx) || !SSL_CONF_CTX_finish(c_cctx) || !SSL_CONF_CTX_finish(s_cctx2)) {
1434 BIO_puts(bio_err, "Error finishing context\n");
1435 ERR_print_errors(bio_err);
1436 goto end;
1437 }
1438 #ifndef OPENSSL_NO_DH
1439 if (!no_dhe) {
1440 if (dhe1024dsa) {
1441 dh = get_dh1024dsa();
1442 } else if (dhe512)
1443 dh = get_dh512();
1444 else
1445 dh = get_dh1024();
1446 SSL_CTX_set_tmp_dh(s_ctx, dh);
1447 SSL_CTX_set_tmp_dh(s_ctx2, dh);
1448 DH_free(dh);
1449 }
1450 #else
1451 (void)no_dhe;
1452 #endif
1453
1454 if ((!SSL_CTX_load_verify_locations(s_ctx, CAfile, CApath)) ||
1455 (!SSL_CTX_set_default_verify_paths(s_ctx)) ||
1456 (!SSL_CTX_load_verify_locations(s_ctx2, CAfile, CApath)) ||
1457 (!SSL_CTX_set_default_verify_paths(s_ctx2)) ||
1458 (!SSL_CTX_load_verify_locations(c_ctx, CAfile, CApath)) ||
1459 (!SSL_CTX_set_default_verify_paths(c_ctx))) {
1460 ERR_print_errors(bio_err);
1461 }
1462
1463 #ifndef OPENSSL_NO_CT
1464 if (!SSL_CTX_set_default_ctlog_list_file(s_ctx) ||
1465 !SSL_CTX_set_default_ctlog_list_file(s_ctx2) ||
1466 !SSL_CTX_set_default_ctlog_list_file(c_ctx)) {
1467 ERR_print_errors(bio_err);
1468 }
1469 #endif
1470
1471 if (client_auth) {
1472 printf("client authentication\n");
1473 SSL_CTX_set_verify(s_ctx,
1474 SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT,
1475 verify_callback);
1476 SSL_CTX_set_verify(s_ctx2,
1477 SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT,
1478 verify_callback);
1479 SSL_CTX_set_cert_verify_callback(s_ctx, app_verify_callback,
1480 &app_verify_arg);
1481 SSL_CTX_set_cert_verify_callback(s_ctx2, app_verify_callback,
1482 &app_verify_arg);
1483 }
1484 if (server_auth) {
1485 printf("server authentication\n");
1486 SSL_CTX_set_verify(c_ctx, SSL_VERIFY_PEER, verify_callback);
1487 SSL_CTX_set_cert_verify_callback(c_ctx, app_verify_callback,
1488 &app_verify_arg);
1489 }
1490
1491 {
1492 int session_id_context = 0;
1493 if (!SSL_CTX_set_session_id_context(s_ctx, (void *)&session_id_context,
1494 sizeof(session_id_context)) ||
1495 !SSL_CTX_set_session_id_context(s_ctx2, (void *)&session_id_context,
1496 sizeof(session_id_context))) {
1497 ERR_print_errors(bio_err);
1498 goto end;
1499 }
1500 }
1501
1502 /* Use PSK only if PSK key is given */
1503 if (psk_key != NULL) {
1504 /*
1505 * no_psk is used to avoid putting psk command to openssl tool
1506 */
1507 if (no_psk) {
1508 /*
1509 * if PSK is not compiled in and psk key is given, do nothing and
1510 * exit successfully
1511 */
1512 ret = EXIT_SUCCESS;
1513 goto end;
1514 }
1515 #ifndef OPENSSL_NO_PSK
1516 SSL_CTX_set_psk_client_callback(c_ctx, psk_client_callback);
1517 SSL_CTX_set_psk_server_callback(s_ctx, psk_server_callback);
1518 SSL_CTX_set_psk_server_callback(s_ctx2, psk_server_callback);
1519 if (debug)
1520 BIO_printf(bio_err, "setting PSK identity hint to s_ctx\n");
1521 if (!SSL_CTX_use_psk_identity_hint(s_ctx, "ctx server identity_hint") ||
1522 !SSL_CTX_use_psk_identity_hint(s_ctx2, "ctx server identity_hint")) {
1523 BIO_printf(bio_err, "error setting PSK identity hint to s_ctx\n");
1524 ERR_print_errors(bio_err);
1525 goto end;
1526 }
1527 #endif
1528 }
1529
1530 #ifndef OPENSSL_NO_NEXTPROTONEG
1531 if (npn_client) {
1532 SSL_CTX_set_next_proto_select_cb(c_ctx, cb_client_npn, NULL);
1533 }
1534 if (npn_server) {
1535 if (npn_server_reject) {
1536 BIO_printf(bio_err,
1537 "Can't have both -npn_server and -npn_server_reject\n");
1538 goto end;
1539 }
1540 SSL_CTX_set_npn_advertised_cb(s_ctx, cb_server_npn, NULL);
1541 SSL_CTX_set_npn_advertised_cb(s_ctx2, cb_server_npn, NULL);
1542 }
1543 if (npn_server_reject) {
1544 SSL_CTX_set_npn_advertised_cb(s_ctx, cb_server_rejects_npn, NULL);
1545 SSL_CTX_set_npn_advertised_cb(s_ctx2, cb_server_rejects_npn, NULL);
1546 }
1547 #endif
1548
1549 if (serverinfo_sct) {
1550 if (!SSL_CTX_add_client_custom_ext(c_ctx,
1551 TLSEXT_TYPE_signed_certificate_timestamp,
1552 NULL, NULL, NULL,
1553 serverinfo_cli_parse_cb, NULL)) {
1554 BIO_printf(bio_err, "Error adding SCT extension\n");
1555 goto end;
1556 }
1557 }
1558 if (serverinfo_tack) {
1559 if (!SSL_CTX_add_client_custom_ext(c_ctx, TACK_EXT_TYPE,
1560 NULL, NULL, NULL,
1561 serverinfo_cli_parse_cb, NULL)) {
1562 BIO_printf(bio_err, "Error adding TACK extension\n");
1563 goto end;
1564 }
1565 }
1566 if (serverinfo_file)
1567 if (!SSL_CTX_use_serverinfo_file(s_ctx, serverinfo_file) ||
1568 !SSL_CTX_use_serverinfo_file(s_ctx2, serverinfo_file)) {
1569 BIO_printf(bio_err, "missing serverinfo file\n");
1570 goto end;
1571 }
1572
1573 if (custom_ext) {
1574 if (!SSL_CTX_add_client_custom_ext(c_ctx, CUSTOM_EXT_TYPE_0,
1575 custom_ext_0_cli_add_cb,
1576 NULL, NULL,
1577 custom_ext_0_cli_parse_cb, NULL)
1578 || !SSL_CTX_add_client_custom_ext(c_ctx, CUSTOM_EXT_TYPE_1,
1579 custom_ext_1_cli_add_cb,
1580 NULL, NULL,
1581 custom_ext_1_cli_parse_cb, NULL)
1582 || !SSL_CTX_add_client_custom_ext(c_ctx, CUSTOM_EXT_TYPE_2,
1583 custom_ext_2_cli_add_cb,
1584 NULL, NULL,
1585 custom_ext_2_cli_parse_cb, NULL)
1586 || !SSL_CTX_add_client_custom_ext(c_ctx, CUSTOM_EXT_TYPE_3,
1587 custom_ext_3_cli_add_cb,
1588 NULL, NULL,
1589 custom_ext_3_cli_parse_cb, NULL)
1590 || !SSL_CTX_add_server_custom_ext(s_ctx, CUSTOM_EXT_TYPE_0,
1591 custom_ext_0_srv_add_cb,
1592 NULL, NULL,
1593 custom_ext_0_srv_parse_cb, NULL)
1594 || !SSL_CTX_add_server_custom_ext(s_ctx2, CUSTOM_EXT_TYPE_0,
1595 custom_ext_0_srv_add_cb,
1596 NULL, NULL,
1597 custom_ext_0_srv_parse_cb, NULL)
1598 || !SSL_CTX_add_server_custom_ext(s_ctx, CUSTOM_EXT_TYPE_1,
1599 custom_ext_1_srv_add_cb,
1600 NULL, NULL,
1601 custom_ext_1_srv_parse_cb, NULL)
1602 || !SSL_CTX_add_server_custom_ext(s_ctx2, CUSTOM_EXT_TYPE_1,
1603 custom_ext_1_srv_add_cb,
1604 NULL, NULL,
1605 custom_ext_1_srv_parse_cb, NULL)
1606 || !SSL_CTX_add_server_custom_ext(s_ctx, CUSTOM_EXT_TYPE_2,
1607 custom_ext_2_srv_add_cb,
1608 NULL, NULL,
1609 custom_ext_2_srv_parse_cb, NULL)
1610 || !SSL_CTX_add_server_custom_ext(s_ctx2, CUSTOM_EXT_TYPE_2,
1611 custom_ext_2_srv_add_cb,
1612 NULL, NULL,
1613 custom_ext_2_srv_parse_cb, NULL)
1614 || !SSL_CTX_add_server_custom_ext(s_ctx, CUSTOM_EXT_TYPE_3,
1615 custom_ext_3_srv_add_cb,
1616 NULL, NULL,
1617 custom_ext_3_srv_parse_cb, NULL)
1618 || !SSL_CTX_add_server_custom_ext(s_ctx2, CUSTOM_EXT_TYPE_3,
1619 custom_ext_3_srv_add_cb,
1620 NULL, NULL,
1621 custom_ext_3_srv_parse_cb, NULL)) {
1622 BIO_printf(bio_err, "Error setting custom extensions\n");
1623 goto end;
1624 }
1625 }
1626
1627 if (alpn_server)
1628 SSL_CTX_set_alpn_select_cb(s_ctx, cb_server_alpn, alpn_server);
1629 if (alpn_server2)
1630 SSL_CTX_set_alpn_select_cb(s_ctx2, cb_server_alpn, alpn_server2);
1631
1632 if (alpn_client) {
1633 size_t alpn_len;
1634 unsigned char *alpn = next_protos_parse(&alpn_len, alpn_client);
1635
1636 if (alpn == NULL) {
1637 BIO_printf(bio_err, "Error parsing -alpn_client argument\n");
1638 goto end;
1639 }
1640 /* Returns 0 on success!! */
1641 if (SSL_CTX_set_alpn_protos(c_ctx, alpn, alpn_len)) {
1642 BIO_printf(bio_err, "Error setting ALPN\n");
1643 OPENSSL_free(alpn);
1644 goto end;
1645 }
1646 OPENSSL_free(alpn);
1647 }
1648
1649 if (server_sess_in != NULL) {
1650 server_sess = read_session(server_sess_in);
1651 if (server_sess == NULL)
1652 goto end;
1653 }
1654 if (client_sess_in != NULL) {
1655 client_sess = read_session(client_sess_in);
1656 if (client_sess == NULL)
1657 goto end;
1658 }
1659
1660 if (server_sess_out != NULL || server_sess_in != NULL) {
1661 char *keys;
1662 long size;
1663
1664 /* Use a fixed key so that we can decrypt the ticket. */
1665 size = SSL_CTX_set_tlsext_ticket_keys(s_ctx, NULL, 0);
1666 keys = OPENSSL_zalloc(size);
1667 SSL_CTX_set_tlsext_ticket_keys(s_ctx, keys, size);
1668 OPENSSL_free(keys);
1669 }
1670
1671 if (sn_server1 != NULL || sn_server2 != NULL)
1672 SSL_CTX_set_tlsext_servername_callback(s_ctx, servername_cb);
1673
1674 c_ssl = SSL_new(c_ctx);
1675 s_ssl = SSL_new(s_ctx);
1676
1677 if (sn_client)
1678 SSL_set_tlsext_host_name(c_ssl, sn_client);
1679
1680 if (!set_protocol_version(server_min_proto, s_ssl, SSL_CTRL_SET_MIN_PROTO_VERSION))
1681 goto end;
1682 if (!set_protocol_version(server_max_proto, s_ssl, SSL_CTRL_SET_MAX_PROTO_VERSION))
1683 goto end;
1684 if (!set_protocol_version(client_min_proto, c_ssl, SSL_CTRL_SET_MIN_PROTO_VERSION))
1685 goto end;
1686 if (!set_protocol_version(client_max_proto, c_ssl, SSL_CTRL_SET_MAX_PROTO_VERSION))
1687 goto end;
1688
1689 if (server_sess) {
1690 if (SSL_CTX_add_session(s_ctx, server_sess) == 0) {
1691 BIO_printf(bio_err, "Can't add server session\n");
1692 ERR_print_errors(bio_err);
1693 goto end;
1694 }
1695 }
1696
1697 BIO_printf(bio_stdout, "Doing handshakes=%d bytes=%ld\n", number, bytes);
1698 for (i = 0; i < number; i++) {
1699 if (!reuse) {
1700 if (!SSL_set_session(c_ssl, NULL)) {
1701 BIO_printf(bio_err, "Failed to set session\n");
1702 goto end;
1703 }
1704 }
1705 if (client_sess_in != NULL) {
1706 if (SSL_set_session(c_ssl, client_sess) == 0) {
1707 BIO_printf(bio_err, "Can't set client session\n");
1708 ERR_print_errors(bio_err);
1709 goto end;
1710 }
1711 }
1712 switch (bio_type) {
1713 case BIO_MEM:
1714 ret = doit(s_ssl, c_ssl, bytes);
1715 break;
1716 case BIO_PAIR:
1717 ret = doit_biopair(s_ssl, c_ssl, bytes, &s_time, &c_time);
1718 break;
1719 #ifndef OPENSSL_NO_SOCK
1720 case BIO_IPV4:
1721 ret = doit_localhost(s_ssl, c_ssl, BIO_FAMILY_IPV4,
1722 bytes, &s_time, &c_time);
1723 break;
1724 case BIO_IPV6:
1725 ret = doit_localhost(s_ssl, c_ssl, BIO_FAMILY_IPV6,
1726 bytes, &s_time, &c_time);
1727 break;
1728 #else
1729 case BIO_IPV4:
1730 case BIO_IPV6:
1731 ret = EXIT_FAILURE;
1732 goto err;
1733 #endif
1734 }
1735 if (ret != EXIT_SUCCESS) break;
1736 }
1737
1738 if (should_negotiate && ret == EXIT_SUCCESS &&
1739 strcmp(should_negotiate, "fail-server") != 0 &&
1740 strcmp(should_negotiate, "fail-client") != 0) {
1741 int version = protocol_from_string(should_negotiate);
1742 if (version < 0) {
1743 BIO_printf(bio_err, "Error parsing: %s\n", should_negotiate);
1744 ret = EXIT_FAILURE;
1745 goto err;
1746 }
1747 if (SSL_version(c_ssl) != version) {
1748 BIO_printf(bio_err, "Unexpected version negotiated. "
1749 "Expected: %s, got %s\n", should_negotiate, SSL_get_version(c_ssl));
1750 ret = EXIT_FAILURE;
1751 goto err;
1752 }
1753 }
1754
1755 if (should_reuse != -1) {
1756 if (SSL_session_reused(s_ssl) != should_reuse ||
1757 SSL_session_reused(c_ssl) != should_reuse) {
1758 BIO_printf(bio_err, "Unexpected session reuse state. "
1759 "Expected: %d, server: %d, client: %d\n", should_reuse,
1760 SSL_session_reused(s_ssl), SSL_session_reused(c_ssl));
1761 ret = EXIT_FAILURE;
1762 goto err;
1763 }
1764 }
1765
1766 if (server_sess_out != NULL) {
1767 if (write_session(server_sess_out, SSL_get_session(s_ssl)) == 0) {
1768 ret = EXIT_FAILURE;
1769 goto err;
1770 }
1771 }
1772 if (client_sess_out != NULL) {
1773 if (write_session(client_sess_out, SSL_get_session(c_ssl)) == 0) {
1774 ret = EXIT_FAILURE;
1775 goto err;
1776 }
1777 }
1778
1779 if (!verbose) {
1780 print_details(c_ssl, "");
1781 }
1782 if (print_time) {
1783 #ifdef CLOCKS_PER_SEC
1784 /*
1785 * "To determine the time in seconds, the value returned by the clock
1786 * function should be divided by the value of the macro
1787 * CLOCKS_PER_SEC." -- ISO/IEC 9899
1788 */
1789 BIO_printf(bio_stdout, "Approximate total server time: %6.2f s\n"
1790 "Approximate total client time: %6.2f s\n",
1791 (double)s_time / CLOCKS_PER_SEC,
1792 (double)c_time / CLOCKS_PER_SEC);
1793 #else
1794 BIO_printf(bio_stdout,
1795 "Approximate total server time: %6.2f units\n"
1796 "Approximate total client time: %6.2f units\n",
1797 (double)s_time, (double)c_time);
1798 #endif
1799 }
1800
1801 err:
1802 SSL_free(s_ssl);
1803 SSL_free(c_ssl);
1804
1805 end:
1806 SSL_CTX_free(s_ctx);
1807 SSL_CTX_free(s_ctx2);
1808 SSL_CTX_free(c_ctx);
1809 SSL_CONF_CTX_free(s_cctx);
1810 SSL_CONF_CTX_free(s_cctx2);
1811 SSL_CONF_CTX_free(c_cctx);
1812 sk_OPENSSL_STRING_free(conf_args);
1813
1814 BIO_free(bio_stdout);
1815
1816 SSL_SESSION_free(server_sess);
1817 SSL_SESSION_free(client_sess);
1818
1819 #ifndef OPENSSL_NO_CRYPTO_MDEBUG
1820 if (CRYPTO_mem_leaks(bio_err) <= 0)
1821 ret = EXIT_FAILURE;
1822 #endif
1823 BIO_free(bio_err);
1824 EXIT(ret);
1825 }
1826
1827 #ifndef OPENSSL_NO_SOCK
1828 int doit_localhost(SSL *s_ssl, SSL *c_ssl, int family, long count,
1829 clock_t *s_time, clock_t *c_time)
1830 {
1831 long cw_num = count, cr_num = count, sw_num = count, sr_num = count;
1832 BIO *s_ssl_bio = NULL, *c_ssl_bio = NULL;
1833 BIO *acpt = NULL, *server = NULL, *client = NULL;
1834 char addr_str[40];
1835 int ret = EXIT_FAILURE;
1836 int err_in_client = 0;
1837 int err_in_server = 0;
1838
1839 acpt = BIO_new_accept("0");
1840 if (acpt == NULL)
1841 goto err;
1842 BIO_set_accept_ip_family(acpt, family);
1843 BIO_set_bind_mode(acpt, BIO_SOCK_NONBLOCK | BIO_SOCK_REUSEADDR);
1844 if (BIO_do_accept(acpt) <= 0)
1845 goto err;
1846
1847 BIO_snprintf(addr_str, sizeof(addr_str), ":%s", BIO_get_accept_port(acpt));
1848
1849 client = BIO_new_connect(addr_str);
1850 BIO_set_conn_ip_family(client, family);
1851 if (!client)
1852 goto err;
1853
1854 if (BIO_set_nbio(client, 1) <= 0)
1855 goto err;
1856 if (BIO_set_nbio(acpt, 1) <= 0)
1857 goto err;
1858
1859 {
1860 int st_connect = 0, st_accept = 0;
1861
1862 while(!st_connect || !st_accept) {
1863 if (!st_connect) {
1864 if (BIO_do_connect(client) <= 0) {
1865 if (!BIO_should_retry(client))
1866 goto err;
1867 } else {
1868 st_connect = 1;
1869 }
1870 }
1871 if (!st_accept) {
1872 if (BIO_do_accept(acpt) <= 0) {
1873 if (!BIO_should_retry(acpt))
1874 goto err;
1875 } else {
1876 st_accept = 1;
1877 }
1878 }
1879 }
1880 }
1881 /* We're not interested in accepting further connects */
1882 server = BIO_pop(acpt);
1883 BIO_free_all(acpt);
1884 acpt = NULL;
1885
1886 s_ssl_bio = BIO_new(BIO_f_ssl());
1887 if (!s_ssl_bio)
1888 goto err;
1889
1890 c_ssl_bio = BIO_new(BIO_f_ssl());
1891 if (!c_ssl_bio)
1892 goto err;
1893
1894 SSL_set_connect_state(c_ssl);
1895 SSL_set_bio(c_ssl, client, client);
1896 (void)BIO_set_ssl(c_ssl_bio, c_ssl, BIO_NOCLOSE);
1897
1898 SSL_set_accept_state(s_ssl);
1899 SSL_set_bio(s_ssl, server, server);
1900 (void)BIO_set_ssl(s_ssl_bio, s_ssl, BIO_NOCLOSE);
1901
1902 do {
1903 /*-
1904 * c_ssl_bio: SSL filter BIO
1905 *
1906 * client: I/O for SSL library
1907 *
1908 *
1909 * server: I/O for SSL library
1910 *
1911 * s_ssl_bio: SSL filter BIO
1912 */
1913
1914 /*
1915 * We have non-blocking behaviour throughout this test program, but
1916 * can be sure that there is *some* progress in each iteration; so we
1917 * don't have to worry about ..._SHOULD_READ or ..._SHOULD_WRITE --
1918 * we just try everything in each iteration
1919 */
1920
1921 {
1922 /* CLIENT */
1923
1924 char cbuf[1024 * 8];
1925 int i, r;
1926 clock_t c_clock = clock();
1927
1928 memset(cbuf, 0, sizeof(cbuf));
1929
1930 if (debug)
1931 if (SSL_in_init(c_ssl))
1932 printf("client waiting in SSL_connect - %s\n",
1933 SSL_state_string_long(c_ssl));
1934
1935 if (cw_num > 0) {
1936 /* Write to server. */
1937
1938 if (cw_num > (long)sizeof(cbuf))
1939 i = sizeof(cbuf);
1940 else
1941 i = (int)cw_num;
1942 r = BIO_write(c_ssl_bio, cbuf, i);
1943 if (r < 0) {
1944 if (!BIO_should_retry(c_ssl_bio)) {
1945 fprintf(stderr, "ERROR in CLIENT\n");
1946 err_in_client = 1;
1947 goto err;
1948 }
1949 /*
1950 * BIO_should_retry(...) can just be ignored here. The
1951 * library expects us to call BIO_write with the same
1952 * arguments again, and that's what we will do in the
1953 * next iteration.
1954 */
1955 } else if (r == 0) {
1956 fprintf(stderr, "SSL CLIENT STARTUP FAILED\n");
1957 goto err;
1958 } else {
1959 if (debug)
1960 printf("client wrote %d\n", r);
1961 cw_num -= r;
1962 }
1963 }
1964
1965 if (cr_num > 0) {
1966 /* Read from server. */
1967
1968 r = BIO_read(c_ssl_bio, cbuf, sizeof(cbuf));
1969 if (r < 0) {
1970 if (!BIO_should_retry(c_ssl_bio)) {
1971 fprintf(stderr, "ERROR in CLIENT\n");
1972 err_in_client = 1;
1973 goto err;
1974 }
1975 /*
1976 * Again, "BIO_should_retry" can be ignored.
1977 */
1978 } else if (r == 0) {
1979 fprintf(stderr, "SSL CLIENT STARTUP FAILED\n");
1980 goto err;
1981 } else {
1982 if (debug)
1983 printf("client read %d\n", r);
1984 cr_num -= r;
1985 }
1986 }
1987
1988 /*
1989 * c_time and s_time increments will typically be very small
1990 * (depending on machine speed and clock tick intervals), but
1991 * sampling over a large number of connections should result in
1992 * fairly accurate figures. We cannot guarantee a lot, however
1993 * -- if each connection lasts for exactly one clock tick, it
1994 * will be counted only for the client or only for the server or
1995 * even not at all.
1996 */
1997 *c_time += (clock() - c_clock);
1998 }
1999
2000 {
2001 /* SERVER */
2002
2003 char sbuf[1024 * 8];
2004 int i, r;
2005 clock_t s_clock = clock();
2006
2007 memset(sbuf, 0, sizeof(sbuf));
2008
2009 if (debug)
2010 if (SSL_in_init(s_ssl))
2011 printf("server waiting in SSL_accept - %s\n",
2012 SSL_state_string_long(s_ssl));
2013
2014 if (sw_num > 0) {
2015 /* Write to client. */
2016
2017 if (sw_num > (long)sizeof(sbuf))
2018 i = sizeof(sbuf);
2019 else
2020 i = (int)sw_num;
2021 r = BIO_write(s_ssl_bio, sbuf, i);
2022 if (r < 0) {
2023 if (!BIO_should_retry(s_ssl_bio)) {
2024 fprintf(stderr, "ERROR in SERVER\n");
2025 err_in_server = 1;
2026 goto err;
2027 }
2028 /* Ignore "BIO_should_retry". */
2029 } else if (r == 0) {
2030 fprintf(stderr, "SSL SERVER STARTUP FAILED\n");
2031 goto err;
2032 } else {
2033 if (debug)
2034 printf("server wrote %d\n", r);
2035 sw_num -= r;
2036 }
2037 }
2038
2039 if (sr_num > 0) {
2040 /* Read from client. */
2041
2042 r = BIO_read(s_ssl_bio, sbuf, sizeof(sbuf));
2043 if (r < 0) {
2044 if (!BIO_should_retry(s_ssl_bio)) {
2045 fprintf(stderr, "ERROR in SERVER\n");
2046 err_in_server = 1;
2047 goto err;
2048 }
2049 /* blah, blah */
2050 } else if (r == 0) {
2051 fprintf(stderr, "SSL SERVER STARTUP FAILED\n");
2052 goto err;
2053 } else {
2054 if (debug)
2055 printf("server read %d\n", r);
2056 sr_num -= r;
2057 }
2058 }
2059
2060 *s_time += (clock() - s_clock);
2061 }
2062 }
2063 while (cw_num > 0 || cr_num > 0 || sw_num > 0 || sr_num > 0);
2064
2065 if (verbose)
2066 print_details(c_ssl, "DONE via TCP connect: ");
2067 # ifndef OPENSSL_NO_NEXTPROTONEG
2068 if (verify_npn(c_ssl, s_ssl) < 0)
2069 goto end;
2070 # endif
2071 if (verify_serverinfo() < 0) {
2072 fprintf(stderr, "Server info verify error\n");
2073 goto err;
2074 }
2075 if (verify_alpn(c_ssl, s_ssl) < 0
2076 || verify_servername(c_ssl, s_ssl) < 0)
2077 goto err;
2078
2079 if (custom_ext_error) {
2080 fprintf(stderr, "Custom extension error\n");
2081 goto err;
2082 }
2083
2084 # ifndef OPENSSL_NO_NEXTPROTONEG
2085 end:
2086 # endif
2087 ret = EXIT_SUCCESS;
2088
2089 err:
2090 ERR_print_errors(bio_err);
2091
2092 BIO_free_all(acpt);
2093 BIO_free(server);
2094 BIO_free(client);
2095 BIO_free(s_ssl_bio);
2096 BIO_free(c_ssl_bio);
2097
2098 if (should_negotiate != NULL && strcmp(should_negotiate, "fail-client") == 0)
2099 ret = (err_in_client != 0) ? EXIT_SUCCESS : EXIT_FAILURE;
2100 else if (should_negotiate != NULL && strcmp(should_negotiate, "fail-server") == 0)
2101 ret = (err_in_server != 0) ? EXIT_SUCCESS : EXIT_FAILURE;
2102
2103 return ret;
2104 }
2105 #endif
2106
2107 int doit_biopair(SSL *s_ssl, SSL *c_ssl, long count,
2108 clock_t *s_time, clock_t *c_time)
2109 {
2110 long cw_num = count, cr_num = count, sw_num = count, sr_num = count;
2111 BIO *s_ssl_bio = NULL, *c_ssl_bio = NULL;
2112 BIO *server = NULL, *server_io = NULL, *client = NULL, *client_io = NULL;
2113 int ret = EXIT_FAILURE;
2114 int err_in_client = 0;
2115 int err_in_server = 0;
2116
2117 size_t bufsiz = 256; /* small buffer for testing */
2118
2119 if (!BIO_new_bio_pair(&server, bufsiz, &server_io, bufsiz))
2120 goto err;
2121 if (!BIO_new_bio_pair(&client, bufsiz, &client_io, bufsiz))
2122 goto err;
2123
2124 s_ssl_bio = BIO_new(BIO_f_ssl());
2125 if (!s_ssl_bio)
2126 goto err;
2127
2128 c_ssl_bio = BIO_new(BIO_f_ssl());
2129 if (!c_ssl_bio)
2130 goto err;
2131
2132 SSL_set_connect_state(c_ssl);
2133 SSL_set_bio(c_ssl, client, client);
2134 (void)BIO_set_ssl(c_ssl_bio, c_ssl, BIO_NOCLOSE);
2135
2136 SSL_set_accept_state(s_ssl);
2137 SSL_set_bio(s_ssl, server, server);
2138 (void)BIO_set_ssl(s_ssl_bio, s_ssl, BIO_NOCLOSE);
2139
2140 do {
2141 /*-
2142 * c_ssl_bio: SSL filter BIO
2143 *
2144 * client: pseudo-I/O for SSL library
2145 *
2146 * client_io: client's SSL communication; usually to be
2147 * relayed over some I/O facility, but in this
2148 * test program, we're the server, too:
2149 *
2150 * server_io: server's SSL communication
2151 *
2152 * server: pseudo-I/O for SSL library
2153 *
2154 * s_ssl_bio: SSL filter BIO
2155 *
2156 * The client and the server each employ a "BIO pair":
2157 * client + client_io, server + server_io.
2158 * BIO pairs are symmetric. A BIO pair behaves similar
2159 * to a non-blocking socketpair (but both endpoints must
2160 * be handled by the same thread).
2161 * [Here we could connect client and server to the ends
2162 * of a single BIO pair, but then this code would be less
2163 * suitable as an example for BIO pairs in general.]
2164 *
2165 * Useful functions for querying the state of BIO pair endpoints:
2166 *
2167 * BIO_ctrl_pending(bio) number of bytes we can read now
2168 * BIO_ctrl_get_read_request(bio) number of bytes needed to fulfill
2169 * other side's read attempt
2170 * BIO_ctrl_get_write_guarantee(bio) number of bytes we can write now
2171 *
2172 * ..._read_request is never more than ..._write_guarantee;
2173 * it depends on the application which one you should use.
2174 */
2175
2176 /*
2177 * We have non-blocking behaviour throughout this test program, but
2178 * can be sure that there is *some* progress in each iteration; so we
2179 * don't have to worry about ..._SHOULD_READ or ..._SHOULD_WRITE --
2180 * we just try everything in each iteration
2181 */
2182
2183 {
2184 /* CLIENT */
2185
2186 char cbuf[1024 * 8];
2187 int i, r;
2188 clock_t c_clock = clock();
2189
2190 memset(cbuf, 0, sizeof(cbuf));
2191
2192 if (debug)
2193 if (SSL_in_init(c_ssl))
2194 printf("client waiting in SSL_connect - %s\n",
2195 SSL_state_string_long(c_ssl));
2196
2197 if (cw_num > 0) {
2198 /* Write to server. */
2199
2200 if (cw_num > (long)sizeof(cbuf))
2201 i = sizeof(cbuf);
2202 else
2203 i = (int)cw_num;
2204 r = BIO_write(c_ssl_bio, cbuf, i);
2205 if (r < 0) {
2206 if (!BIO_should_retry(c_ssl_bio)) {
2207 fprintf(stderr, "ERROR in CLIENT\n");
2208 err_in_client = 1;
2209 goto err;
2210 }
2211 /*
2212 * BIO_should_retry(...) can just be ignored here. The
2213 * library expects us to call BIO_write with the same
2214 * arguments again, and that's what we will do in the
2215 * next iteration.
2216 */
2217 } else if (r == 0) {
2218 fprintf(stderr, "SSL CLIENT STARTUP FAILED\n");
2219 goto err;
2220 } else {
2221 if (debug)
2222 printf("client wrote %d\n", r);
2223 cw_num -= r;
2224 }
2225 }
2226
2227 if (cr_num > 0) {
2228 /* Read from server. */
2229
2230 r = BIO_read(c_ssl_bio, cbuf, sizeof(cbuf));
2231 if (r < 0) {
2232 if (!BIO_should_retry(c_ssl_bio)) {
2233 fprintf(stderr, "ERROR in CLIENT\n");
2234 err_in_client = 1;
2235 goto err;
2236 }
2237 /*
2238 * Again, "BIO_should_retry" can be ignored.
2239 */
2240 } else if (r == 0) {
2241 fprintf(stderr, "SSL CLIENT STARTUP FAILED\n");
2242 goto err;
2243 } else {
2244 if (debug)
2245 printf("client read %d\n", r);
2246 cr_num -= r;
2247 }
2248 }
2249
2250 /*
2251 * c_time and s_time increments will typically be very small
2252 * (depending on machine speed and clock tick intervals), but
2253 * sampling over a large number of connections should result in
2254 * fairly accurate figures. We cannot guarantee a lot, however
2255 * -- if each connection lasts for exactly one clock tick, it
2256 * will be counted only for the client or only for the server or
2257 * even not at all.
2258 */
2259 *c_time += (clock() - c_clock);
2260 }
2261
2262 {
2263 /* SERVER */
2264
2265 char sbuf[1024 * 8];
2266 int i, r;
2267 clock_t s_clock = clock();
2268
2269 memset(sbuf, 0, sizeof(sbuf));
2270
2271 if (debug)
2272 if (SSL_in_init(s_ssl))
2273 printf("server waiting in SSL_accept - %s\n",
2274 SSL_state_string_long(s_ssl));
2275
2276 if (sw_num > 0) {
2277 /* Write to client. */
2278
2279 if (sw_num > (long)sizeof(sbuf))
2280 i = sizeof(sbuf);
2281 else
2282 i = (int)sw_num;
2283 r = BIO_write(s_ssl_bio, sbuf, i);
2284 if (r < 0) {
2285 if (!BIO_should_retry(s_ssl_bio)) {
2286 fprintf(stderr, "ERROR in SERVER\n");
2287 err_in_server = 1;
2288 goto err;
2289 }
2290 /* Ignore "BIO_should_retry". */
2291 } else if (r == 0) {
2292 fprintf(stderr, "SSL SERVER STARTUP FAILED\n");
2293 goto err;
2294 } else {
2295 if (debug)
2296 printf("server wrote %d\n", r);
2297 sw_num -= r;
2298 }
2299 }
2300
2301 if (sr_num > 0) {
2302 /* Read from client. */
2303
2304 r = BIO_read(s_ssl_bio, sbuf, sizeof(sbuf));
2305 if (r < 0) {
2306 if (!BIO_should_retry(s_ssl_bio)) {
2307 fprintf(stderr, "ERROR in SERVER\n");
2308 err_in_server = 1;
2309 goto err;
2310 }
2311 /* blah, blah */
2312 } else if (r == 0) {
2313 fprintf(stderr, "SSL SERVER STARTUP FAILED\n");
2314 goto err;
2315 } else {
2316 if (debug)
2317 printf("server read %d\n", r);
2318 sr_num -= r;
2319 }
2320 }
2321
2322 *s_time += (clock() - s_clock);
2323 }
2324
2325 {
2326 /* "I/O" BETWEEN CLIENT AND SERVER. */
2327
2328 size_t r1, r2;
2329 BIO *io1 = server_io, *io2 = client_io;
2330 /*
2331 * we use the non-copying interface for io1 and the standard
2332 * BIO_write/BIO_read interface for io2
2333 */
2334
2335 static int prev_progress = 1;
2336 int progress = 0;
2337
2338 /* io1 to io2 */
2339 do {
2340 size_t num;
2341 int r;
2342
2343 r1 = BIO_ctrl_pending(io1);
2344 r2 = BIO_ctrl_get_write_guarantee(io2);
2345
2346 num = r1;
2347 if (r2 < num)
2348 num = r2;
2349 if (num) {
2350 char *dataptr;
2351
2352 if (INT_MAX < num) /* yeah, right */
2353 num = INT_MAX;
2354
2355 r = BIO_nread(io1, &dataptr, (int)num);
2356 assert(r > 0);
2357 assert(r <= (int)num);
2358 /*
2359 * possibly r < num (non-contiguous data)
2360 */
2361 num = r;
2362 r = BIO_write(io2, dataptr, (int)num);
2363 if (r != (int)num) { /* can't happen */
2364 fprintf(stderr, "ERROR: BIO_write could not write "
2365 "BIO_ctrl_get_write_guarantee() bytes");
2366 goto err;
2367 }
2368 progress = 1;
2369
2370 if (debug)
2371 printf((io1 == client_io) ?
2372 "C->S relaying: %d bytes\n" :
2373 "S->C relaying: %d bytes\n", (int)num);
2374 }
2375 }
2376 while (r1 && r2);
2377
2378 /* io2 to io1 */
2379 {
2380 size_t num;
2381 int r;
2382
2383 r1 = BIO_ctrl_pending(io2);
2384 r2 = BIO_ctrl_get_read_request(io1);
2385 /*
2386 * here we could use ..._get_write_guarantee instead of
2387 * ..._get_read_request, but by using the latter we test
2388 * restartability of the SSL implementation more thoroughly
2389 */
2390 num = r1;
2391 if (r2 < num)
2392 num = r2;
2393 if (num) {
2394 char *dataptr;
2395
2396 if (INT_MAX < num)
2397 num = INT_MAX;
2398
2399 if (num > 1)
2400 --num; /* test restartability even more thoroughly */
2401
2402 r = BIO_nwrite0(io1, &dataptr);
2403 assert(r > 0);
2404 if (r < (int)num)
2405 num = r;
2406 r = BIO_read(io2, dataptr, (int)num);
2407 if (r != (int)num) { /* can't happen */
2408 fprintf(stderr, "ERROR: BIO_read could not read "
2409 "BIO_ctrl_pending() bytes");
2410 goto err;
2411 }
2412 progress = 1;
2413 r = BIO_nwrite(io1, &dataptr, (int)num);
2414 if (r != (int)num) { /* can't happen */
2415 fprintf(stderr, "ERROR: BIO_nwrite() did not accept "
2416 "BIO_nwrite0() bytes");
2417 goto err;
2418 }
2419
2420 if (debug)
2421 printf((io2 == client_io) ?
2422 "C->S relaying: %d bytes\n" :
2423 "S->C relaying: %d bytes\n", (int)num);
2424 }
2425 } /* no loop, BIO_ctrl_get_read_request now
2426 * returns 0 anyway */
2427
2428 if (!progress && !prev_progress)
2429 if (cw_num > 0 || cr_num > 0 || sw_num > 0 || sr_num > 0) {
2430 fprintf(stderr, "ERROR: got stuck\n");
2431 fprintf(stderr, " ERROR.\n");
2432 goto err;
2433 }
2434 prev_progress = progress;
2435 }
2436 }
2437 while (cw_num > 0 || cr_num > 0 || sw_num > 0 || sr_num > 0);
2438
2439 if (verbose)
2440 print_details(c_ssl, "DONE via BIO pair: ");
2441 #ifndef OPENSSL_NO_NEXTPROTONEG
2442 if (verify_npn(c_ssl, s_ssl) < 0)
2443 goto end;
2444 #endif
2445 if (verify_serverinfo() < 0) {
2446 fprintf(stderr, "Server info verify error\n");
2447 goto err;
2448 }
2449 if (verify_alpn(c_ssl, s_ssl) < 0
2450 || verify_servername(c_ssl, s_ssl) < 0)
2451 goto err;
2452
2453 if (custom_ext_error) {
2454 fprintf(stderr, "Custom extension error\n");
2455 goto err;
2456 }
2457
2458 #ifndef OPENSSL_NO_NEXTPROTONEG
2459 end:
2460 #endif
2461 ret = EXIT_SUCCESS;
2462
2463 err:
2464 ERR_print_errors(bio_err);
2465
2466 BIO_free(server);
2467 BIO_free(server_io);
2468 BIO_free(client);
2469 BIO_free(client_io);
2470 BIO_free(s_ssl_bio);
2471 BIO_free(c_ssl_bio);
2472
2473 if (should_negotiate != NULL && strcmp(should_negotiate, "fail-client") == 0)
2474 ret = (err_in_client != 0) ? EXIT_SUCCESS : EXIT_FAILURE;
2475 else if (should_negotiate != NULL && strcmp(should_negotiate, "fail-server") == 0)
2476 ret = (err_in_server != 0) ? EXIT_SUCCESS : EXIT_FAILURE;
2477
2478 return ret;
2479 }
2480
2481 #define W_READ 1
2482 #define W_WRITE 2
2483 #define C_DONE 1
2484 #define S_DONE 2
2485
2486 int doit(SSL *s_ssl, SSL *c_ssl, long count)
2487 {
2488 char *cbuf = NULL, *sbuf = NULL;
2489 long bufsiz;
2490 long cw_num = count, cr_num = count;
2491 long sw_num = count, sr_num = count;
2492 int ret = EXIT_FAILURE;
2493 BIO *c_to_s = NULL;
2494 BIO *s_to_c = NULL;
2495 BIO *c_bio = NULL;
2496 BIO *s_bio = NULL;
2497 int c_r, c_w, s_r, s_w;
2498 int i, j;
2499 int done = 0;
2500 int c_write, s_write;
2501 int do_server = 0, do_client = 0;
2502 int max_frag = 5 * 1024;
2503 int err_in_client = 0;
2504 int err_in_server = 0;
2505
2506 bufsiz = count > 40 * 1024 ? 40 * 1024 : count;
2507
2508 if ((cbuf = OPENSSL_zalloc(bufsiz)) == NULL)
2509 goto err;
2510 if ((sbuf = OPENSSL_zalloc(bufsiz)) == NULL)
2511 goto err;
2512
2513 c_to_s = BIO_new(BIO_s_mem());
2514 s_to_c = BIO_new(BIO_s_mem());
2515 if ((s_to_c == NULL) || (c_to_s == NULL)) {
2516 ERR_print_errors(bio_err);
2517 goto err;
2518 }
2519
2520 c_bio = BIO_new(BIO_f_ssl());
2521 s_bio = BIO_new(BIO_f_ssl());
2522 if ((c_bio == NULL) || (s_bio == NULL)) {
2523 ERR_print_errors(bio_err);
2524 goto err;
2525 }
2526
2527 SSL_set_connect_state(c_ssl);
2528 SSL_set_bio(c_ssl, s_to_c, c_to_s);
2529 SSL_set_max_send_fragment(c_ssl, max_frag);
2530 BIO_set_ssl(c_bio, c_ssl, BIO_NOCLOSE);
2531
2532 /*
2533 * We've just given our ref to these BIOs to c_ssl. We need another one to
2534 * give to s_ssl
2535 */
2536 if (!BIO_up_ref(c_to_s)) {
2537 /* c_to_s and s_to_c will get freed when we free c_ssl */
2538 c_to_s = NULL;
2539 s_to_c = NULL;
2540 goto err;
2541 }
2542 if (!BIO_up_ref(s_to_c)) {
2543 /* s_to_c will get freed when we free c_ssl */
2544 s_to_c = NULL;
2545 goto err;
2546 }
2547
2548 SSL_set_accept_state(s_ssl);
2549 SSL_set_bio(s_ssl, c_to_s, s_to_c);
2550
2551 /* We've used up all our refs to these now */
2552 c_to_s = NULL;
2553 s_to_c = NULL;
2554
2555 SSL_set_max_send_fragment(s_ssl, max_frag);
2556 BIO_set_ssl(s_bio, s_ssl, BIO_NOCLOSE);
2557
2558 c_r = 0;
2559 s_r = 1;
2560 c_w = 1;
2561 s_w = 0;
2562 c_write = 1, s_write = 0;
2563
2564 /* We can always do writes */
2565 for (;;) {
2566 do_server = 0;
2567 do_client = 0;
2568
2569 i = (int)BIO_pending(s_bio);
2570 if ((i && s_r) || s_w)
2571 do_server = 1;
2572
2573 i = (int)BIO_pending(c_bio);
2574 if ((i && c_r) || c_w)
2575 do_client = 1;
2576
2577 if (do_server && debug) {
2578 if (SSL_in_init(s_ssl))
2579 printf("server waiting in SSL_accept - %s\n",
2580 SSL_state_string_long(s_ssl));
2581 }
2582
2583 if (do_client && debug) {
2584 if (SSL_in_init(c_ssl))
2585 printf("client waiting in SSL_connect - %s\n",
2586 SSL_state_string_long(c_ssl));
2587 }
2588
2589 if (!do_client && !do_server) {
2590 fprintf(stdout, "ERROR IN STARTUP\n");
2591 ERR_print_errors(bio_err);
2592 goto err;
2593 }
2594 if (do_client && !(done & C_DONE)) {
2595 if (c_write) {
2596 j = (cw_num > bufsiz) ? (int)bufsiz : (int)cw_num;
2597 i = BIO_write(c_bio, cbuf, j);
2598 if (i < 0) {
2599 c_r = 0;
2600 c_w = 0;
2601 if (BIO_should_retry(c_bio)) {
2602 if (BIO_should_read(c_bio))
2603 c_r = 1;
2604 if (BIO_should_write(c_bio))
2605 c_w = 1;
2606 } else {
2607 fprintf(stderr, "ERROR in CLIENT\n");
2608 err_in_client = 1;
2609 ERR_print_errors(bio_err);
2610 goto err;
2611 }
2612 } else if (i == 0) {
2613 fprintf(stderr, "SSL CLIENT STARTUP FAILED\n");
2614 goto err;
2615 } else {
2616 if (debug)
2617 printf("client wrote %d\n", i);
2618 /* ok */
2619 s_r = 1;
2620 c_write = 0;
2621 cw_num -= i;
2622 if (max_frag > 1029)
2623 SSL_set_max_send_fragment(c_ssl, max_frag -= 5);
2624 }
2625 } else {
2626 i = BIO_read(c_bio, cbuf, bufsiz);
2627 if (i < 0) {
2628 c_r = 0;
2629 c_w = 0;
2630 if (BIO_should_retry(c_bio)) {
2631 if (BIO_should_read(c_bio))
2632 c_r = 1;
2633 if (BIO_should_write(c_bio))
2634 c_w = 1;
2635 } else {
2636 fprintf(stderr, "ERROR in CLIENT\n");
2637 err_in_client = 1;
2638 ERR_print_errors(bio_err);
2639 goto err;
2640 }
2641 } else if (i == 0) {
2642 fprintf(stderr, "SSL CLIENT STARTUP FAILED\n");
2643 goto err;
2644 } else {
2645 if (debug)
2646 printf("client read %d\n", i);
2647 cr_num -= i;
2648 if (sw_num > 0) {
2649 s_write = 1;
2650 s_w = 1;
2651 }
2652 if (cr_num <= 0) {
2653 s_write = 1;
2654 s_w = 1;
2655 done = S_DONE | C_DONE;
2656 }
2657 }
2658 }
2659 }
2660
2661 if (do_server && !(done & S_DONE)) {
2662 if (!s_write) {
2663 i = BIO_read(s_bio, sbuf, bufsiz);
2664 if (i < 0) {
2665 s_r = 0;
2666 s_w = 0;
2667 if (BIO_should_retry(s_bio)) {
2668 if (BIO_should_read(s_bio))
2669 s_r = 1;
2670 if (BIO_should_write(s_bio))
2671 s_w = 1;
2672 } else {
2673 fprintf(stderr, "ERROR in SERVER\n");
2674 err_in_server = 1;
2675 ERR_print_errors(bio_err);
2676 goto err;
2677 }
2678 } else if (i == 0) {
2679 ERR_print_errors(bio_err);
2680 fprintf(stderr,
2681 "SSL SERVER STARTUP FAILED in SSL_read\n");
2682 goto err;
2683 } else {
2684 if (debug)
2685 printf("server read %d\n", i);
2686 sr_num -= i;
2687 if (cw_num > 0) {
2688 c_write = 1;
2689 c_w = 1;
2690 }
2691 if (sr_num <= 0) {
2692 s_write = 1;
2693 s_w = 1;
2694 c_write = 0;
2695 }
2696 }
2697 } else {
2698 j = (sw_num > bufsiz) ? (int)bufsiz : (int)sw_num;
2699 i = BIO_write(s_bio, sbuf, j);
2700 if (i < 0) {
2701 s_r = 0;
2702 s_w = 0;
2703 if (BIO_should_retry(s_bio)) {
2704 if (BIO_should_read(s_bio))
2705 s_r = 1;
2706 if (BIO_should_write(s_bio))
2707 s_w = 1;
2708 } else {
2709 fprintf(stderr, "ERROR in SERVER\n");
2710 err_in_server = 1;
2711 ERR_print_errors(bio_err);
2712 goto err;
2713 }
2714 } else if (i == 0) {
2715 ERR_print_errors(bio_err);
2716 fprintf(stderr,
2717 "SSL SERVER STARTUP FAILED in SSL_write\n");
2718 goto err;
2719 } else {
2720 if (debug)
2721 printf("server wrote %d\n", i);
2722 sw_num -= i;
2723 s_write = 0;
2724 c_r = 1;
2725 if (sw_num <= 0)
2726 done |= S_DONE;
2727 if (max_frag > 1029)
2728 SSL_set_max_send_fragment(s_ssl, max_frag -= 5);
2729 }
2730 }
2731 }
2732
2733 if ((done & S_DONE) && (done & C_DONE))
2734 break;
2735 }
2736
2737 if (verbose)
2738 print_details(c_ssl, "DONE: ");
2739 #ifndef OPENSSL_NO_NEXTPROTONEG
2740 if (verify_npn(c_ssl, s_ssl) < 0)
2741 goto err;
2742 #endif
2743 if (verify_serverinfo() < 0) {
2744 fprintf(stderr, "Server info verify error\n");
2745 goto err;
2746 }
2747 if (custom_ext_error) {
2748 fprintf(stderr, "Custom extension error\n");
2749 goto err;
2750 }
2751 ret = EXIT_SUCCESS;
2752 err:
2753 BIO_free(c_to_s);
2754 BIO_free(s_to_c);
2755 BIO_free_all(c_bio);
2756 BIO_free_all(s_bio);
2757 OPENSSL_free(cbuf);
2758 OPENSSL_free(sbuf);
2759
2760 if (should_negotiate != NULL && strcmp(should_negotiate, "fail-client") == 0)
2761 ret = (err_in_client != 0) ? EXIT_SUCCESS : EXIT_FAILURE;
2762 else if (should_negotiate != NULL && strcmp(should_negotiate, "fail-server") == 0)
2763 ret = (err_in_server != 0) ? EXIT_SUCCESS : EXIT_FAILURE;
2764
2765 return ret;
2766 }
2767
2768 static int verify_callback(int ok, X509_STORE_CTX *ctx)
2769 {
2770 char *s, buf[256];
2771
2772 s = X509_NAME_oneline(X509_get_subject_name(X509_STORE_CTX_get_current_cert(ctx)),
2773 buf, sizeof(buf));
2774 if (s != NULL) {
2775 if (ok)
2776 printf("depth=%d %s\n", X509_STORE_CTX_get_error_depth(ctx), buf);
2777 else {
2778 fprintf(stderr, "depth=%d error=%d %s\n",
2779 X509_STORE_CTX_get_error_depth(ctx),
2780 X509_STORE_CTX_get_error(ctx), buf);
2781 }
2782 }
2783
2784 if (ok == 0) {
2785 int i = X509_STORE_CTX_get_error(ctx);
2786
2787 switch (i) {
2788 default:
2789 fprintf(stderr, "Error string: %s\n",
2790 X509_verify_cert_error_string(i));
2791 break;
2792 case X509_V_ERR_CERT_NOT_YET_VALID:
2793 case X509_V_ERR_CERT_HAS_EXPIRED:
2794 case X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT:
2795 ok = 1;
2796 break;
2797 }
2798 }
2799
2800 return ok;
2801 }
2802
2803 static int app_verify_callback(X509_STORE_CTX *ctx, void *arg)
2804 {
2805 int ok = 1;
2806 struct app_verify_arg *cb_arg = arg;
2807
2808 if (cb_arg->app_verify) {
2809 char *s = NULL, buf[256];
2810 X509 *c = X509_STORE_CTX_get0_cert(ctx);
2811
2812 printf("In app_verify_callback, allowing cert. ");
2813 printf("Arg is: %s\n", cb_arg->string);
2814 printf("Finished printing do we have a context? 0x%p a cert? 0x%p\n",
2815 (void *)ctx, (void *)c);
2816 if (c)
2817 s = X509_NAME_oneline(X509_get_subject_name(c), buf, 256);
2818 if (s != NULL) {
2819 printf("cert depth=%d %s\n",
2820 X509_STORE_CTX_get_error_depth(ctx), buf);
2821 }
2822 return 1;
2823 }
2824
2825 ok = X509_verify_cert(ctx);
2826
2827 return ok;
2828 }
2829
2830 #ifndef OPENSSL_NO_DH
2831 /*-
2832 * These DH parameters have been generated as follows:
2833 * $ openssl dhparam -C -noout 512
2834 * $ openssl dhparam -C -noout 1024
2835 * $ openssl dhparam -C -noout -dsaparam 1024
2836 * (The third function has been renamed to avoid name conflicts.)
2837 */
2838 static DH *get_dh512()
2839 {
2840 static unsigned char dh512_p[] = {
2841 0xCB, 0xC8, 0xE1, 0x86, 0xD0, 0x1F, 0x94, 0x17, 0xA6, 0x99, 0xF0,
2842 0xC6,
2843 0x1F, 0x0D, 0xAC, 0xB6, 0x25, 0x3E, 0x06, 0x39, 0xCA, 0x72, 0x04,
2844 0xB0,
2845 0x6E, 0xDA, 0xC0, 0x61, 0xE6, 0x7A, 0x77, 0x25, 0xE8, 0x3B, 0xB9,
2846 0x5F,
2847 0x9A, 0xB6, 0xB5, 0xFE, 0x99, 0x0B, 0xA1, 0x93, 0x4E, 0x35, 0x33,
2848 0xB8,
2849 0xE1, 0xF1, 0x13, 0x4F, 0x59, 0x1A, 0xD2, 0x57, 0xC0, 0x26, 0x21,
2850 0x33,
2851 0x02, 0xC5, 0xAE, 0x23,
2852 };
2853 static unsigned char dh512_g[] = {
2854 0x02,
2855 };
2856 DH *dh;
2857 BIGNUM *p, *g;
2858
2859 if ((dh = DH_new()) == NULL)
2860 return NULL;
2861 p = BN_bin2bn(dh512_p, sizeof(dh512_p), NULL);
2862 g = BN_bin2bn(dh512_g, sizeof(dh512_g), NULL);
2863 if ((p == NULL) || (g == NULL) || !DH_set0_pqg(dh, p, NULL, g)) {
2864 DH_free(dh);
2865 BN_free(p);
2866 BN_free(g);
2867 return NULL;
2868 }
2869 return dh;
2870 }
2871
2872 static DH *get_dh1024()
2873 {
2874 static unsigned char dh1024_p[] = {
2875 0xF8, 0x81, 0x89, 0x7D, 0x14, 0x24, 0xC5, 0xD1, 0xE6, 0xF7, 0xBF,
2876 0x3A,
2877 0xE4, 0x90, 0xF4, 0xFC, 0x73, 0xFB, 0x34, 0xB5, 0xFA, 0x4C, 0x56,
2878 0xA2,
2879 0xEA, 0xA7, 0xE9, 0xC0, 0xC0, 0xCE, 0x89, 0xE1, 0xFA, 0x63, 0x3F,
2880 0xB0,
2881 0x6B, 0x32, 0x66, 0xF1, 0xD1, 0x7B, 0xB0, 0x00, 0x8F, 0xCA, 0x87,
2882 0xC2,
2883 0xAE, 0x98, 0x89, 0x26, 0x17, 0xC2, 0x05, 0xD2, 0xEC, 0x08, 0xD0,
2884 0x8C,
2885 0xFF, 0x17, 0x52, 0x8C, 0xC5, 0x07, 0x93, 0x03, 0xB1, 0xF6, 0x2F,
2886 0xB8,
2887 0x1C, 0x52, 0x47, 0x27, 0x1B, 0xDB, 0xD1, 0x8D, 0x9D, 0x69, 0x1D,
2888 0x52,
2889 0x4B, 0x32, 0x81, 0xAA, 0x7F, 0x00, 0xC8, 0xDC, 0xE6, 0xD9, 0xCC,
2890 0xC1,
2891 0x11, 0x2D, 0x37, 0x34, 0x6C, 0xEA, 0x02, 0x97, 0x4B, 0x0E, 0xBB,
2892 0xB1,
2893 0x71, 0x33, 0x09, 0x15, 0xFD, 0xDD, 0x23, 0x87, 0x07, 0x5E, 0x89,
2894 0xAB,
2895 0x6B, 0x7C, 0x5F, 0xEC, 0xA6, 0x24, 0xDC, 0x53,
2896 };
2897 static unsigned char dh1024_g[] = {
2898 0x02,
2899 };
2900 DH *dh;
2901 BIGNUM *p, *g;
2902
2903 if ((dh = DH_new()) == NULL)
2904 return NULL;
2905 p = BN_bin2bn(dh1024_p, sizeof(dh1024_p), NULL);
2906 g = BN_bin2bn(dh1024_g, sizeof(dh1024_g), NULL);
2907 if ((p == NULL) || (g == NULL) || !DH_set0_pqg(dh, p, NULL, g)) {
2908 DH_free(dh);
2909 BN_free(p);
2910 BN_free(g);
2911 return NULL;
2912 }
2913 return dh;
2914 }
2915
2916 static DH *get_dh1024dsa()
2917 {
2918 static unsigned char dh1024_p[] = {
2919 0xC8, 0x00, 0xF7, 0x08, 0x07, 0x89, 0x4D, 0x90, 0x53, 0xF3, 0xD5,
2920 0x00,
2921 0x21, 0x1B, 0xF7, 0x31, 0xA6, 0xA2, 0xDA, 0x23, 0x9A, 0xC7, 0x87,
2922 0x19,
2923 0x3B, 0x47, 0xB6, 0x8C, 0x04, 0x6F, 0xFF, 0xC6, 0x9B, 0xB8, 0x65,
2924 0xD2,
2925 0xC2, 0x5F, 0x31, 0x83, 0x4A, 0xA7, 0x5F, 0x2F, 0x88, 0x38, 0xB6,
2926 0x55,
2927 0xCF, 0xD9, 0x87, 0x6D, 0x6F, 0x9F, 0xDA, 0xAC, 0xA6, 0x48, 0xAF,
2928 0xFC,
2929 0x33, 0x84, 0x37, 0x5B, 0x82, 0x4A, 0x31, 0x5D, 0xE7, 0xBD, 0x52,
2930 0x97,
2931 0xA1, 0x77, 0xBF, 0x10, 0x9E, 0x37, 0xEA, 0x64, 0xFA, 0xCA, 0x28,
2932 0x8D,
2933 0x9D, 0x3B, 0xD2, 0x6E, 0x09, 0x5C, 0x68, 0xC7, 0x45, 0x90, 0xFD,
2934 0xBB,
2935 0x70, 0xC9, 0x3A, 0xBB, 0xDF, 0xD4, 0x21, 0x0F, 0xC4, 0x6A, 0x3C,
2936 0xF6,
2937 0x61, 0xCF, 0x3F, 0xD6, 0x13, 0xF1, 0x5F, 0xBC, 0xCF, 0xBC, 0x26,
2938 0x9E,
2939 0xBC, 0x0B, 0xBD, 0xAB, 0x5D, 0xC9, 0x54, 0x39,
2940 };
2941 static unsigned char dh1024_g[] = {
2942 0x3B, 0x40, 0x86, 0xE7, 0xF3, 0x6C, 0xDE, 0x67, 0x1C, 0xCC, 0x80,
2943 0x05,
2944 0x5A, 0xDF, 0xFE, 0xBD, 0x20, 0x27, 0x74, 0x6C, 0x24, 0xC9, 0x03,
2945 0xF3,
2946 0xE1, 0x8D, 0xC3, 0x7D, 0x98, 0x27, 0x40, 0x08, 0xB8, 0x8C, 0x6A,
2947 0xE9,
2948 0xBB, 0x1A, 0x3A, 0xD6, 0x86, 0x83, 0x5E, 0x72, 0x41, 0xCE, 0x85,
2949 0x3C,
2950 0xD2, 0xB3, 0xFC, 0x13, 0xCE, 0x37, 0x81, 0x9E, 0x4C, 0x1C, 0x7B,
2951 0x65,
2952 0xD3, 0xE6, 0xA6, 0x00, 0xF5, 0x5A, 0x95, 0x43, 0x5E, 0x81, 0xCF,
2953 0x60,
2954 0xA2, 0x23, 0xFC, 0x36, 0xA7, 0x5D, 0x7A, 0x4C, 0x06, 0x91, 0x6E,
2955 0xF6,
2956 0x57, 0xEE, 0x36, 0xCB, 0x06, 0xEA, 0xF5, 0x3D, 0x95, 0x49, 0xCB,
2957 0xA7,
2958 0xDD, 0x81, 0xDF, 0x80, 0x09, 0x4A, 0x97, 0x4D, 0xA8, 0x22, 0x72,
2959 0xA1,
2960 0x7F, 0xC4, 0x70, 0x56, 0x70, 0xE8, 0x20, 0x10, 0x18, 0x8F, 0x2E,
2961 0x60,
2962 0x07, 0xE7, 0x68, 0x1A, 0x82, 0x5D, 0x32, 0xA2,
2963 };
2964 DH *dh;
2965 BIGNUM *p, *g;
2966
2967 if ((dh = DH_new()) == NULL)
2968 return NULL;
2969 p = BN_bin2bn(dh1024_p, sizeof(dh1024_p), NULL);
2970 g = BN_bin2bn(dh1024_g, sizeof(dh1024_g), NULL);
2971 if ((p == NULL) || (g == NULL) || !DH_set0_pqg(dh, p, NULL, g)) {
2972 DH_free(dh);
2973 BN_free(p);
2974 BN_free(g);
2975 return NULL;
2976 }
2977 DH_set_length(dh, 160);
2978 return dh;
2979 }
2980 #endif
2981
2982 #ifndef OPENSSL_NO_PSK
2983 /* convert the PSK key (psk_key) in ascii to binary (psk) */
2984 static int psk_key2bn(const char *pskkey, unsigned char *psk,
2985 unsigned int max_psk_len)
2986 {
2987 int ret;
2988 BIGNUM *bn = NULL;
2989
2990 ret = BN_hex2bn(&bn, pskkey);
2991 if (!ret) {
2992 BIO_printf(bio_err, "Could not convert PSK key '%s' to BIGNUM\n",
2993 pskkey);
2994 BN_free(bn);
2995 return 0;
2996 }
2997 if (BN_num_bytes(bn) > (int)max_psk_len) {
2998 BIO_printf(bio_err,
2999 "psk buffer of callback is too small (%d) for key (%d)\n",
3000 max_psk_len, BN_num_bytes(bn));
3001 BN_free(bn);
3002 return 0;
3003 }
3004 ret = BN_bn2bin(bn, psk);
3005 BN_free(bn);
3006 return ret;
3007 }
3008
3009 static unsigned int psk_client_callback(SSL *ssl, const char *hint,
3010 char *identity,
3011 unsigned int max_identity_len,
3012 unsigned char *psk,
3013 unsigned int max_psk_len)
3014 {
3015 int ret;
3016 unsigned int psk_len = 0;
3017
3018 ret = BIO_snprintf(identity, max_identity_len, "Client_identity");
3019 if (ret < 0)
3020 goto out_err;
3021 if (debug)
3022 fprintf(stderr, "client: created identity '%s' len=%d\n", identity,
3023 ret);
3024 ret = psk_key2bn(psk_key, psk, max_psk_len);
3025 if (ret < 0)
3026 goto out_err;
3027 psk_len = ret;
3028 out_err:
3029 return psk_len;
3030 }
3031
3032 static unsigned int psk_server_callback(SSL *ssl, const char *identity,
3033 unsigned char *psk,
3034 unsigned int max_psk_len)
3035 {
3036 unsigned int psk_len = 0;
3037
3038 if (strcmp(identity, "Client_identity") != 0) {
3039 BIO_printf(bio_err, "server: PSK error: client identity not found\n");
3040 return 0;
3041 }
3042 psk_len = psk_key2bn(psk_key, psk, max_psk_len);
3043 return psk_len;
3044 }
3045 #endif
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