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[thirdparty/openssl.git] / test / ssltest_old.c
1 /*
2 * Copyright 1995-2020 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 Apache License 2.0 (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 /*
13 * DH low level APIs are deprecated for public use, but still ok for
14 * internal use.
15 */
16 #include "internal/deprecated.h"
17
18 #include "e_os.h"
19
20 /* Or gethostname won't be declared properly on Linux and GNU platforms. */
21 #ifndef _BSD_SOURCE
22 # define _BSD_SOURCE 1
23 #endif
24 #ifndef _DEFAULT_SOURCE
25 # define _DEFAULT_SOURCE 1
26 #endif
27
28 #include <assert.h>
29 #include <errno.h>
30 #include <limits.h>
31 #include <stdio.h>
32 #include <stdlib.h>
33 #include <string.h>
34 #include <time.h>
35
36 #include "internal/nelem.h"
37
38 #ifdef OPENSSL_SYS_VMS
39 /*
40 * Or isascii won't be declared properly on VMS (at least with DECompHP C).
41 */
42 # define _XOPEN_SOURCE 500
43 #endif
44
45 #include <ctype.h>
46
47 #include <openssl/bio.h>
48 #include <openssl/crypto.h>
49 #include <openssl/evp.h>
50 #include <openssl/x509.h>
51 #include <openssl/x509v3.h>
52 #include <openssl/ssl.h>
53 #include <openssl/err.h>
54 #include <openssl/rand.h>
55 #ifndef OPENSSL_NO_RSA
56 # include <openssl/rsa.h>
57 #endif
58 #ifndef OPENSSL_NO_DSA
59 # include <openssl/dsa.h>
60 #endif
61 #ifndef OPENSSL_NO_DH
62 # include <openssl/dh.h>
63 #endif
64 #include <openssl/bn.h>
65 #ifndef OPENSSL_NO_CT
66 # include <openssl/ct.h>
67 #endif
68 #include <openssl/provider.h>
69
70 /*
71 * Or gethostname won't be declared properly
72 * on Compaq platforms (at least with DEC C).
73 * Do not try to put it earlier, or IPv6 includes
74 * get screwed...
75 */
76 #define _XOPEN_SOURCE_EXTENDED 1
77
78 #ifdef OPENSSL_SYS_WINDOWS
79 # include <winsock.h>
80 #else
81 # include <unistd.h>
82 #endif
83
84 DEFINE_STACK_OF(SSL_COMP)
85 DEFINE_STACK_OF_STRING()
86
87 static SSL_CTX *s_ctx = NULL;
88 static SSL_CTX *s_ctx2 = NULL;
89
90 /*
91 * There is really no standard for this, so let's assign something
92 * only for this test
93 */
94 #define COMP_ZLIB 1
95
96 static int verify_callback(int ok, X509_STORE_CTX *ctx);
97 static int app_verify_callback(X509_STORE_CTX *ctx, void *arg);
98 #define APP_CALLBACK_STRING "Test Callback Argument"
99 struct app_verify_arg {
100 char *string;
101 int app_verify;
102 };
103
104 #ifndef OPENSSL_NO_DH
105 static DH *get_dh512(void);
106 static DH *get_dh1024(void);
107 static DH *get_dh1024dsa(void);
108 #endif
109
110 static char *psk_key = NULL; /* by default PSK is not used */
111 #ifndef OPENSSL_NO_PSK
112 static unsigned int psk_client_callback(SSL *ssl, const char *hint,
113 char *identity,
114 unsigned int max_identity_len,
115 unsigned char *psk,
116 unsigned int max_psk_len);
117 static unsigned int psk_server_callback(SSL *ssl, const char *identity,
118 unsigned char *psk,
119 unsigned int max_psk_len);
120 #endif
121
122 static BIO *bio_err = NULL;
123 static BIO *bio_stdout = NULL;
124
125 #ifndef OPENSSL_NO_NEXTPROTONEG
126 /* Note that this code assumes that this is only a one element list: */
127 static const char NEXT_PROTO_STRING[] = "\x09testproto";
128 static int npn_client = 0;
129 static int npn_server = 0;
130 static int npn_server_reject = 0;
131
132 static int cb_client_npn(SSL *s, unsigned char **out, unsigned char *outlen,
133 const unsigned char *in, unsigned int inlen,
134 void *arg)
135 {
136 /*
137 * This callback only returns the protocol string, rather than a length
138 * prefixed set. We assume that NEXT_PROTO_STRING is a one element list
139 * and remove the first byte to chop off the length prefix.
140 */
141 *out = (unsigned char *)NEXT_PROTO_STRING + 1;
142 *outlen = sizeof(NEXT_PROTO_STRING) - 2;
143 return SSL_TLSEXT_ERR_OK;
144 }
145
146 static int cb_server_npn(SSL *s, const unsigned char **data,
147 unsigned int *len, void *arg)
148 {
149 *data = (const unsigned char *)NEXT_PROTO_STRING;
150 *len = sizeof(NEXT_PROTO_STRING) - 1;
151 return SSL_TLSEXT_ERR_OK;
152 }
153
154 static int cb_server_rejects_npn(SSL *s, const unsigned char **data,
155 unsigned int *len, void *arg)
156 {
157 return SSL_TLSEXT_ERR_NOACK;
158 }
159
160 static int verify_npn(SSL *client, SSL *server)
161 {
162 const unsigned char *client_s;
163 unsigned client_len;
164 const unsigned char *server_s;
165 unsigned server_len;
166
167 SSL_get0_next_proto_negotiated(client, &client_s, &client_len);
168 SSL_get0_next_proto_negotiated(server, &server_s, &server_len);
169
170 if (client_len) {
171 BIO_printf(bio_stdout, "Client NPN: ");
172 BIO_write(bio_stdout, client_s, client_len);
173 BIO_printf(bio_stdout, "\n");
174 }
175
176 if (server_len) {
177 BIO_printf(bio_stdout, "Server NPN: ");
178 BIO_write(bio_stdout, server_s, server_len);
179 BIO_printf(bio_stdout, "\n");
180 }
181
182 /*
183 * If an NPN string was returned, it must be the protocol that we
184 * expected to negotiate.
185 */
186 if (client_len && (client_len != sizeof(NEXT_PROTO_STRING) - 2 ||
187 memcmp(client_s, NEXT_PROTO_STRING + 1, client_len)))
188 return -1;
189 if (server_len && (server_len != sizeof(NEXT_PROTO_STRING) - 2 ||
190 memcmp(server_s, NEXT_PROTO_STRING + 1, server_len)))
191 return -1;
192
193 if (!npn_client && client_len)
194 return -1;
195 if (!npn_server && server_len)
196 return -1;
197 if (npn_server_reject && server_len)
198 return -1;
199 if (npn_client && npn_server && (!client_len || !server_len))
200 return -1;
201
202 return 0;
203 }
204 #endif
205
206 static const char *alpn_client;
207 static char *alpn_server;
208 static char *alpn_server2;
209 static const char *alpn_expected;
210 static unsigned char *alpn_selected;
211 static const char *server_min_proto;
212 static const char *server_max_proto;
213 static const char *client_min_proto;
214 static const char *client_max_proto;
215 static const char *should_negotiate;
216 static const char *sn_client;
217 static const char *sn_server1;
218 static const char *sn_server2;
219 static int sn_expect = 0;
220 static const char *server_sess_out;
221 static const char *server_sess_in;
222 static const char *client_sess_out;
223 static const char *client_sess_in;
224 static SSL_SESSION *server_sess;
225 static SSL_SESSION *client_sess;
226
227 static int servername_cb(SSL *s, int *ad, void *arg)
228 {
229 const char *servername = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
230 if (sn_server2 == NULL) {
231 BIO_printf(bio_stdout, "Servername 2 is NULL\n");
232 return SSL_TLSEXT_ERR_NOACK;
233 }
234
235 if (servername) {
236 if (s_ctx2 != NULL && sn_server2 != NULL &&
237 !strcasecmp(servername, sn_server2)) {
238 BIO_printf(bio_stdout, "Switching server context.\n");
239 SSL_set_SSL_CTX(s, s_ctx2);
240 }
241 }
242 return SSL_TLSEXT_ERR_OK;
243 }
244 static int verify_servername(SSL *client, SSL *server)
245 {
246 /* just need to see if sn_context is what we expect */
247 SSL_CTX* ctx = SSL_get_SSL_CTX(server);
248 if (sn_expect == 0)
249 return 0;
250 if (sn_expect == 1 && ctx == s_ctx)
251 return 0;
252 if (sn_expect == 2 && ctx == s_ctx2)
253 return 0;
254 BIO_printf(bio_stdout, "Servername: expected context %d\n", sn_expect);
255 if (ctx == s_ctx2)
256 BIO_printf(bio_stdout, "Servername: context is 2\n");
257 else if (ctx == s_ctx)
258 BIO_printf(bio_stdout, "Servername: context is 1\n");
259 else
260 BIO_printf(bio_stdout, "Servername: context is unknown\n");
261 return -1;
262 }
263
264
265 /*-
266 * next_protos_parse parses a comma separated list of strings into a string
267 * in a format suitable for passing to SSL_CTX_set_next_protos_advertised.
268 * outlen: (output) set to the length of the resulting buffer on success.
269 * in: a NUL terminated string like "abc,def,ghi"
270 *
271 * returns: a malloced buffer or NULL on failure.
272 */
273 static unsigned char *next_protos_parse(size_t *outlen,
274 const char *in)
275 {
276 size_t len;
277 unsigned char *out;
278 size_t i, start = 0;
279
280 len = strlen(in);
281 if (len >= 65535)
282 return NULL;
283
284 out = OPENSSL_malloc(strlen(in) + 1);
285 if (!out)
286 return NULL;
287
288 for (i = 0; i <= len; ++i) {
289 if (i == len || in[i] == ',') {
290 if (i - start > 255) {
291 OPENSSL_free(out);
292 return NULL;
293 }
294 out[start] = (unsigned char)(i - start);
295 start = i + 1;
296 } else
297 out[i + 1] = in[i];
298 }
299
300 *outlen = len + 1;
301 return out;
302 }
303
304 static int cb_server_alpn(SSL *s, const unsigned char **out,
305 unsigned char *outlen, const unsigned char *in,
306 unsigned int inlen, void *arg)
307 {
308 unsigned char *protos;
309 size_t protos_len;
310 char* alpn_str = arg;
311
312 protos = next_protos_parse(&protos_len, alpn_str);
313 if (protos == NULL) {
314 fprintf(stderr, "failed to parser ALPN server protocol string: %s\n",
315 alpn_str);
316 abort();
317 }
318
319 if (SSL_select_next_proto
320 ((unsigned char **)out, outlen, protos, protos_len, in,
321 inlen) != OPENSSL_NPN_NEGOTIATED) {
322 OPENSSL_free(protos);
323 return SSL_TLSEXT_ERR_NOACK;
324 }
325
326 /*
327 * Make a copy of the selected protocol which will be freed in
328 * verify_alpn.
329 */
330 alpn_selected = OPENSSL_malloc(*outlen);
331 memcpy(alpn_selected, *out, *outlen);
332 *out = alpn_selected;
333
334 OPENSSL_free(protos);
335 return SSL_TLSEXT_ERR_OK;
336 }
337
338 static int verify_alpn(SSL *client, SSL *server)
339 {
340 const unsigned char *client_proto, *server_proto;
341 unsigned int client_proto_len = 0, server_proto_len = 0;
342 SSL_get0_alpn_selected(client, &client_proto, &client_proto_len);
343 SSL_get0_alpn_selected(server, &server_proto, &server_proto_len);
344
345 OPENSSL_free(alpn_selected);
346 alpn_selected = NULL;
347
348 if (client_proto_len != server_proto_len) {
349 BIO_printf(bio_stdout, "ALPN selected protocols differ!\n");
350 goto err;
351 }
352
353 if (client_proto != NULL &&
354 memcmp(client_proto, server_proto, client_proto_len) != 0) {
355 BIO_printf(bio_stdout, "ALPN selected protocols differ!\n");
356 goto err;
357 }
358
359 if (client_proto_len > 0 && alpn_expected == NULL) {
360 BIO_printf(bio_stdout, "ALPN unexpectedly negotiated\n");
361 goto err;
362 }
363
364 if (alpn_expected != NULL &&
365 (client_proto_len != strlen(alpn_expected) ||
366 memcmp(client_proto, alpn_expected, client_proto_len) != 0)) {
367 BIO_printf(bio_stdout,
368 "ALPN selected protocols not equal to expected protocol: %s\n",
369 alpn_expected);
370 goto err;
371 }
372
373 return 0;
374
375 err:
376 BIO_printf(bio_stdout, "ALPN results: client: '");
377 BIO_write(bio_stdout, client_proto, client_proto_len);
378 BIO_printf(bio_stdout, "', server: '");
379 BIO_write(bio_stdout, server_proto, server_proto_len);
380 BIO_printf(bio_stdout, "'\n");
381 BIO_printf(bio_stdout, "ALPN configured: client: '%s', server: '",
382 alpn_client);
383 if (SSL_get_SSL_CTX(server) == s_ctx2) {
384 BIO_printf(bio_stdout, "%s'\n",
385 alpn_server2);
386 } else {
387 BIO_printf(bio_stdout, "%s'\n",
388 alpn_server);
389 }
390 return -1;
391 }
392
393 /*
394 * WARNING : below extension types are *NOT* IETF assigned, and could
395 * conflict if these types are reassigned and handled specially by OpenSSL
396 * in the future
397 */
398 #define TACK_EXT_TYPE 62208
399 #define CUSTOM_EXT_TYPE_0 1000
400 #define CUSTOM_EXT_TYPE_1 1001
401 #define CUSTOM_EXT_TYPE_2 1002
402 #define CUSTOM_EXT_TYPE_3 1003
403
404 static const char custom_ext_cli_string[] = "abc";
405 static const char custom_ext_srv_string[] = "defg";
406
407 /* These set from cmdline */
408 static char *serverinfo_file = NULL;
409 static int serverinfo_sct = 0;
410 static int serverinfo_tack = 0;
411
412 /* These set based on extension callbacks */
413 static int serverinfo_sct_seen = 0;
414 static int serverinfo_tack_seen = 0;
415 static int serverinfo_other_seen = 0;
416
417 /* This set from cmdline */
418 static int custom_ext = 0;
419
420 /* This set based on extension callbacks */
421 static int custom_ext_error = 0;
422
423 static int serverinfo_cli_parse_cb(SSL *s, unsigned int ext_type,
424 const unsigned char *in, size_t inlen,
425 int *al, void *arg)
426 {
427 if (ext_type == TLSEXT_TYPE_signed_certificate_timestamp)
428 serverinfo_sct_seen++;
429 else if (ext_type == TACK_EXT_TYPE)
430 serverinfo_tack_seen++;
431 else
432 serverinfo_other_seen++;
433 return 1;
434 }
435
436 static int verify_serverinfo(void)
437 {
438 if (serverinfo_sct != serverinfo_sct_seen)
439 return -1;
440 if (serverinfo_tack != serverinfo_tack_seen)
441 return -1;
442 if (serverinfo_other_seen)
443 return -1;
444 return 0;
445 }
446
447 /*-
448 * Four test cases for custom extensions:
449 * 0 - no ClientHello extension or ServerHello response
450 * 1 - ClientHello with "abc", no response
451 * 2 - ClientHello with "abc", empty response
452 * 3 - ClientHello with "abc", "defg" response
453 */
454
455 static int custom_ext_0_cli_add_cb(SSL *s, unsigned int ext_type,
456 const unsigned char **out,
457 size_t *outlen, int *al, void *arg)
458 {
459 if (ext_type != CUSTOM_EXT_TYPE_0)
460 custom_ext_error = 1;
461 return 0; /* Don't send an extension */
462 }
463
464 static int custom_ext_0_cli_parse_cb(SSL *s, unsigned int ext_type,
465 const unsigned char *in,
466 size_t inlen, int *al, void *arg)
467 {
468 return 1;
469 }
470
471 static int custom_ext_1_cli_add_cb(SSL *s, unsigned int ext_type,
472 const unsigned char **out,
473 size_t *outlen, int *al, void *arg)
474 {
475 if (ext_type != CUSTOM_EXT_TYPE_1)
476 custom_ext_error = 1;
477 *out = (const unsigned char *)custom_ext_cli_string;
478 *outlen = strlen(custom_ext_cli_string);
479 return 1; /* Send "abc" */
480 }
481
482 static int custom_ext_1_cli_parse_cb(SSL *s, unsigned int ext_type,
483 const unsigned char *in,
484 size_t inlen, int *al, void *arg)
485 {
486 return 1;
487 }
488
489 static int custom_ext_2_cli_add_cb(SSL *s, unsigned int ext_type,
490 const unsigned char **out,
491 size_t *outlen, int *al, void *arg)
492 {
493 if (ext_type != CUSTOM_EXT_TYPE_2)
494 custom_ext_error = 1;
495 *out = (const unsigned char *)custom_ext_cli_string;
496 *outlen = strlen(custom_ext_cli_string);
497 return 1; /* Send "abc" */
498 }
499
500 static int custom_ext_2_cli_parse_cb(SSL *s, unsigned int ext_type,
501 const unsigned char *in,
502 size_t inlen, int *al, void *arg)
503 {
504 if (ext_type != CUSTOM_EXT_TYPE_2)
505 custom_ext_error = 1;
506 if (inlen != 0)
507 custom_ext_error = 1; /* Should be empty response */
508 return 1;
509 }
510
511 static int custom_ext_3_cli_add_cb(SSL *s, unsigned int ext_type,
512 const unsigned char **out,
513 size_t *outlen, int *al, void *arg)
514 {
515 if (ext_type != CUSTOM_EXT_TYPE_3)
516 custom_ext_error = 1;
517 *out = (const unsigned char *)custom_ext_cli_string;
518 *outlen = strlen(custom_ext_cli_string);
519 return 1; /* Send "abc" */
520 }
521
522 static int custom_ext_3_cli_parse_cb(SSL *s, unsigned int ext_type,
523 const unsigned char *in,
524 size_t inlen, int *al, void *arg)
525 {
526 if (ext_type != CUSTOM_EXT_TYPE_3)
527 custom_ext_error = 1;
528 if (inlen != strlen(custom_ext_srv_string))
529 custom_ext_error = 1;
530 if (memcmp(custom_ext_srv_string, in, inlen) != 0)
531 custom_ext_error = 1; /* Check for "defg" */
532 return 1;
533 }
534
535 /*
536 * custom_ext_0_cli_add_cb returns 0 - the server won't receive a callback
537 * for this extension
538 */
539 static int custom_ext_0_srv_parse_cb(SSL *s, unsigned int ext_type,
540 const unsigned char *in,
541 size_t inlen, int *al, void *arg)
542 {
543 custom_ext_error = 1;
544 return 1;
545 }
546
547 /* 'add' callbacks are only called if the 'parse' callback is called */
548 static int custom_ext_0_srv_add_cb(SSL *s, unsigned int ext_type,
549 const unsigned char **out,
550 size_t *outlen, int *al, void *arg)
551 {
552 /* Error: should not have been called */
553 custom_ext_error = 1;
554 return 0; /* Don't send an extension */
555 }
556
557 static int custom_ext_1_srv_parse_cb(SSL *s, unsigned int ext_type,
558 const unsigned char *in,
559 size_t inlen, int *al, void *arg)
560 {
561 if (ext_type != CUSTOM_EXT_TYPE_1)
562 custom_ext_error = 1;
563 /* Check for "abc" */
564 if (inlen != strlen(custom_ext_cli_string))
565 custom_ext_error = 1;
566 if (memcmp(in, custom_ext_cli_string, inlen) != 0)
567 custom_ext_error = 1;
568 return 1;
569 }
570
571 static int custom_ext_1_srv_add_cb(SSL *s, unsigned int ext_type,
572 const unsigned char **out,
573 size_t *outlen, int *al, void *arg)
574 {
575 return 0; /* Don't send an extension */
576 }
577
578 static int custom_ext_2_srv_parse_cb(SSL *s, unsigned int ext_type,
579 const unsigned char *in,
580 size_t inlen, int *al, void *arg)
581 {
582 if (ext_type != CUSTOM_EXT_TYPE_2)
583 custom_ext_error = 1;
584 /* Check for "abc" */
585 if (inlen != strlen(custom_ext_cli_string))
586 custom_ext_error = 1;
587 if (memcmp(in, custom_ext_cli_string, inlen) != 0)
588 custom_ext_error = 1;
589 return 1;
590 }
591
592 static int custom_ext_2_srv_add_cb(SSL *s, unsigned int ext_type,
593 const unsigned char **out,
594 size_t *outlen, int *al, void *arg)
595 {
596 *out = NULL;
597 *outlen = 0;
598 return 1; /* Send empty extension */
599 }
600
601 static int custom_ext_3_srv_parse_cb(SSL *s, unsigned int ext_type,
602 const unsigned char *in,
603 size_t inlen, int *al, void *arg)
604 {
605 if (ext_type != CUSTOM_EXT_TYPE_3)
606 custom_ext_error = 1;
607 /* Check for "abc" */
608 if (inlen != strlen(custom_ext_cli_string))
609 custom_ext_error = 1;
610 if (memcmp(in, custom_ext_cli_string, inlen) != 0)
611 custom_ext_error = 1;
612 return 1;
613 }
614
615 static int custom_ext_3_srv_add_cb(SSL *s, unsigned int ext_type,
616 const unsigned char **out,
617 size_t *outlen, int *al, void *arg)
618 {
619 *out = (const unsigned char *)custom_ext_srv_string;
620 *outlen = strlen(custom_ext_srv_string);
621 return 1; /* Send "defg" */
622 }
623
624 static char *cipher = NULL;
625 static char *ciphersuites = NULL;
626 static int verbose = 0;
627 static int debug = 0;
628
629 int doit_localhost(SSL *s_ssl, SSL *c_ssl, int family,
630 long bytes, clock_t *s_time, clock_t *c_time);
631 int doit_biopair(SSL *s_ssl, SSL *c_ssl, long bytes, clock_t *s_time,
632 clock_t *c_time);
633 int doit(SSL *s_ssl, SSL *c_ssl, long bytes);
634
635 static void sv_usage(void)
636 {
637 fprintf(stderr, "usage: ssltest [args ...]\n");
638 fprintf(stderr, "\n");
639 fprintf(stderr, " -server_auth - check server certificate\n");
640 fprintf(stderr, " -client_auth - do client authentication\n");
641 fprintf(stderr, " -v - more output\n");
642 fprintf(stderr, " -d - debug output\n");
643 fprintf(stderr, " -reuse - use session-id reuse\n");
644 fprintf(stderr, " -num <val> - number of connections to perform\n");
645 fprintf(stderr,
646 " -bytes <val> - number of bytes to swap between client/server\n");
647 #ifndef OPENSSL_NO_DH
648 fprintf(stderr,
649 " -dhe512 - use 512 bit key for DHE (to test failure)\n");
650 fprintf(stderr,
651 " -dhe1024 - use 1024 bit key (safe prime) for DHE (default, no-op)\n");
652 fprintf(stderr,
653 " -dhe1024dsa - use 1024 bit key (with 160-bit subprime) for DHE\n");
654 fprintf(stderr, " -no_dhe - disable DHE\n");
655 #endif
656 #ifndef OPENSSL_NO_EC
657 fprintf(stderr, " -no_ecdhe - disable ECDHE\nTODO(openssl-team): no_ecdhe was broken by auto ecdh. Make this work again.\n");
658 #endif
659 #ifndef OPENSSL_NO_PSK
660 fprintf(stderr, " -psk arg - PSK in hex (without 0x)\n");
661 #endif
662 #ifndef OPENSSL_NO_SSL3
663 fprintf(stderr, " -ssl3 - use SSLv3\n");
664 #endif
665 #ifndef OPENSSL_NO_TLS1
666 fprintf(stderr, " -tls1 - use TLSv1\n");
667 #endif
668 #ifndef OPENSSL_NO_DTLS
669 fprintf(stderr, " -dtls - use DTLS\n");
670 #ifndef OPENSSL_NO_DTLS1
671 fprintf(stderr, " -dtls1 - use DTLSv1\n");
672 #endif
673 #ifndef OPENSSL_NO_DTLS1_2
674 fprintf(stderr, " -dtls12 - use DTLSv1.2\n");
675 #endif
676 #endif
677 fprintf(stderr, " -CApath arg - PEM format directory of CA's\n");
678 fprintf(stderr, " -CAfile arg - PEM format file of CA's\n");
679 fprintf(stderr, " -cert arg - Server certificate file\n");
680 fprintf(stderr,
681 " -key arg - Server key file (default: same as -cert)\n");
682 fprintf(stderr, " -c_cert arg - Client certificate file\n");
683 fprintf(stderr,
684 " -c_key arg - Client key file (default: same as -c_cert)\n");
685 fprintf(stderr, " -cipher arg - The TLSv1.2 and below cipher list\n");
686 fprintf(stderr, " -ciphersuites arg - The TLSv1.3 ciphersuites\n");
687 fprintf(stderr, " -bio_pair - Use BIO pairs\n");
688 fprintf(stderr, " -ipv4 - Use IPv4 connection on localhost\n");
689 fprintf(stderr, " -ipv6 - Use IPv6 connection on localhost\n");
690 fprintf(stderr, " -f - Test even cases that can't work\n");
691 fprintf(stderr,
692 " -time - measure processor time used by client and server\n");
693 fprintf(stderr, " -zlib - use zlib compression\n");
694 #ifndef OPENSSL_NO_NEXTPROTONEG
695 fprintf(stderr, " -npn_client - have client side offer NPN\n");
696 fprintf(stderr, " -npn_server - have server side offer NPN\n");
697 fprintf(stderr, " -npn_server_reject - have server reject NPN\n");
698 #endif
699 fprintf(stderr, " -serverinfo_file file - have server use this file\n");
700 fprintf(stderr, " -serverinfo_sct - have client offer and expect SCT\n");
701 fprintf(stderr,
702 " -serverinfo_tack - have client offer and expect TACK\n");
703 fprintf(stderr,
704 " -custom_ext - try various custom extension callbacks\n");
705 fprintf(stderr, " -alpn_client <string> - have client side offer ALPN\n");
706 fprintf(stderr, " -alpn_server <string> - have server side offer ALPN\n");
707 fprintf(stderr, " -alpn_server1 <string> - alias for -alpn_server\n");
708 fprintf(stderr, " -alpn_server2 <string> - have server side context 2 offer ALPN\n");
709 fprintf(stderr,
710 " -alpn_expected <string> - the ALPN protocol that should be negotiated\n");
711 fprintf(stderr, " -server_min_proto <string> - Minimum version the server should support\n");
712 fprintf(stderr, " -server_max_proto <string> - Maximum version the server should support\n");
713 fprintf(stderr, " -client_min_proto <string> - Minimum version the client should support\n");
714 fprintf(stderr, " -client_max_proto <string> - Maximum version the client should support\n");
715 fprintf(stderr, " -should_negotiate <string> - The version that should be negotiated, fail-client or fail-server\n");
716 #ifndef OPENSSL_NO_CT
717 fprintf(stderr, " -noct - no certificate transparency\n");
718 fprintf(stderr, " -requestct - request certificate transparency\n");
719 fprintf(stderr, " -requirect - require certificate transparency\n");
720 #endif
721 fprintf(stderr, " -sn_client <string> - have client request this servername\n");
722 fprintf(stderr, " -sn_server1 <string> - have server context 1 respond to this servername\n");
723 fprintf(stderr, " -sn_server2 <string> - have server context 2 respond to this servername\n");
724 fprintf(stderr, " -sn_expect1 - expected server 1\n");
725 fprintf(stderr, " -sn_expect2 - expected server 2\n");
726 fprintf(stderr, " -server_sess_out <file> - Save the server session to a file\n");
727 fprintf(stderr, " -server_sess_in <file> - Read the server session from a file\n");
728 fprintf(stderr, " -client_sess_out <file> - Save the client session to a file\n");
729 fprintf(stderr, " -client_sess_in <file> - Read the client session from a file\n");
730 fprintf(stderr, " -should_reuse <number> - The expected state of reusing the session\n");
731 fprintf(stderr, " -no_ticket - do not issue TLS session ticket\n");
732 fprintf(stderr, " -provider <name> - Load the given provider into the library context\n");
733 fprintf(stderr, " -config <cnf> - Load the given config file into the library context\n");
734 }
735
736 static void print_key_details(BIO *out, EVP_PKEY *key)
737 {
738 int keyid = EVP_PKEY_id(key);
739 #ifndef OPENSSL_NO_EC
740 if (keyid == EVP_PKEY_EC) {
741 EC_KEY *ec = EVP_PKEY_get1_EC_KEY(key);
742 int nid;
743 const char *cname;
744 nid = EC_GROUP_get_curve_name(EC_KEY_get0_group(ec));
745 EC_KEY_free(ec);
746 cname = EC_curve_nid2nist(nid);
747 if (!cname)
748 cname = OBJ_nid2sn(nid);
749 BIO_printf(out, "%d bits EC (%s)", EVP_PKEY_bits(key), cname);
750 } else
751 #endif
752 {
753 const char *algname;
754 switch (keyid) {
755 case EVP_PKEY_RSA:
756 algname = "RSA";
757 break;
758 case EVP_PKEY_DSA:
759 algname = "DSA";
760 break;
761 case EVP_PKEY_DH:
762 algname = "DH";
763 break;
764 default:
765 algname = OBJ_nid2sn(keyid);
766 break;
767 }
768 BIO_printf(out, "%d bits %s", EVP_PKEY_bits(key), algname);
769 }
770 }
771
772 static void print_details(SSL *c_ssl, const char *prefix)
773 {
774 const SSL_CIPHER *ciph;
775 int mdnid;
776 X509 *cert;
777 EVP_PKEY *pkey;
778
779 ciph = SSL_get_current_cipher(c_ssl);
780 BIO_printf(bio_stdout, "%s%s, cipher %s %s",
781 prefix,
782 SSL_get_version(c_ssl),
783 SSL_CIPHER_get_version(ciph), SSL_CIPHER_get_name(ciph));
784 cert = SSL_get_peer_certificate(c_ssl);
785 if (cert != NULL) {
786 EVP_PKEY* pubkey = X509_get0_pubkey(cert);
787
788 if (pubkey != NULL) {
789 BIO_puts(bio_stdout, ", ");
790 print_key_details(bio_stdout, pubkey);
791 }
792 X509_free(cert);
793 }
794 if (SSL_get_peer_tmp_key(c_ssl, &pkey)) {
795 BIO_puts(bio_stdout, ", temp key: ");
796 print_key_details(bio_stdout, pkey);
797 EVP_PKEY_free(pkey);
798 }
799 if (SSL_get_peer_signature_nid(c_ssl, &mdnid))
800 BIO_printf(bio_stdout, ", digest=%s", OBJ_nid2sn(mdnid));
801 BIO_printf(bio_stdout, "\n");
802 }
803
804 /*
805 * protocol_from_string - converts a protocol version string to a number
806 *
807 * Returns -1 on failure or the version on success
808 */
809 static int protocol_from_string(const char *value)
810 {
811 struct protocol_versions {
812 const char *name;
813 int version;
814 };
815 static const struct protocol_versions versions[] = {
816 {"ssl3", SSL3_VERSION},
817 {"tls1", TLS1_VERSION},
818 {"tls1.1", TLS1_1_VERSION},
819 {"tls1.2", TLS1_2_VERSION},
820 {"tls1.3", TLS1_3_VERSION},
821 {"dtls1", DTLS1_VERSION},
822 {"dtls1.2", DTLS1_2_VERSION}};
823 size_t i;
824 size_t n = OSSL_NELEM(versions);
825
826 for (i = 0; i < n; i++)
827 if (strcmp(versions[i].name, value) == 0)
828 return versions[i].version;
829 return -1;
830 }
831
832 static SSL_SESSION *read_session(const char *filename)
833 {
834 SSL_SESSION *sess;
835 BIO *f = BIO_new_file(filename, "r");
836
837 if (f == NULL) {
838 BIO_printf(bio_err, "Can't open session file %s\n", filename);
839 ERR_print_errors(bio_err);
840 return NULL;
841 }
842 sess = PEM_read_bio_SSL_SESSION(f, NULL, 0, NULL);
843 if (sess == NULL) {
844 BIO_printf(bio_err, "Can't parse session file %s\n", filename);
845 ERR_print_errors(bio_err);
846 }
847 BIO_free(f);
848 return sess;
849 }
850
851 static int write_session(const char *filename, SSL_SESSION *sess)
852 {
853 BIO *f = BIO_new_file(filename, "w");
854
855 if (sess == NULL) {
856 BIO_printf(bio_err, "No session information\n");
857 return 0;
858 }
859 if (f == NULL) {
860 BIO_printf(bio_err, "Can't open session file %s\n", filename);
861 ERR_print_errors(bio_err);
862 return 0;
863 }
864 PEM_write_bio_SSL_SESSION(f, sess);
865 BIO_free(f);
866 return 1;
867 }
868
869 /*
870 * set_protocol_version - Sets protocol version minimum or maximum
871 *
872 * Returns 0 on failure and 1 on success
873 */
874 static int set_protocol_version(const char *version, SSL *ssl, int setting)
875 {
876 if (version != NULL) {
877 int ver = protocol_from_string(version);
878 if (ver < 0) {
879 BIO_printf(bio_err, "Error parsing: %s\n", version);
880 return 0;
881 }
882 return SSL_ctrl(ssl, setting, ver, NULL);
883 }
884 return 1;
885 }
886
887 int main(int argc, char *argv[])
888 {
889 const char *CApath = NULL, *CAfile = NULL;
890 int badop = 0;
891 enum { BIO_MEM, BIO_PAIR, BIO_IPV4, BIO_IPV6 } bio_type = BIO_MEM;
892 int force = 0;
893 int dtls1 = 0, dtls12 = 0, dtls = 0, tls1 = 0, tls1_2 = 0, ssl3 = 0;
894 int ret = EXIT_FAILURE;
895 int client_auth = 0;
896 int server_auth = 0, i;
897 struct app_verify_arg app_verify_arg =
898 { APP_CALLBACK_STRING, 0 };
899 SSL_CTX *c_ctx = NULL;
900 const SSL_METHOD *meth = NULL;
901 SSL *c_ssl, *s_ssl;
902 int number = 1, reuse = 0;
903 int should_reuse = -1;
904 int no_ticket = 0;
905 long bytes = 256L;
906 #ifndef OPENSSL_NO_DH
907 DH *dh;
908 int dhe512 = 0, dhe1024dsa = 0;
909 #endif
910 int no_dhe = 0;
911 int no_psk = 0;
912 int print_time = 0;
913 clock_t s_time = 0, c_time = 0;
914 #ifndef OPENSSL_NO_COMP
915 int n, comp = 0;
916 COMP_METHOD *cm = NULL;
917 STACK_OF(SSL_COMP) *ssl_comp_methods = NULL;
918 #endif
919 int no_protocol;
920 int min_version = 0, max_version = 0;
921 #ifndef OPENSSL_NO_CT
922 /*
923 * Disable CT validation by default, because it will interfere with
924 * anything using custom extension handlers to deal with SCT extensions.
925 */
926 int ct_validation = 0;
927 #endif
928 SSL_CONF_CTX *s_cctx = NULL, *c_cctx = NULL, *s_cctx2 = NULL;
929 STACK_OF(OPENSSL_STRING) *conf_args = NULL;
930 char *arg = NULL, *argn = NULL;
931 const char *provider = NULL, *config = NULL;
932 OSSL_PROVIDER *thisprov = NULL, *defctxnull = NULL;
933 OPENSSL_CTX *libctx = NULL;
934
935 verbose = 0;
936 debug = 0;
937
938 bio_err = BIO_new_fp(stderr, BIO_NOCLOSE | BIO_FP_TEXT);
939 bio_stdout = BIO_new_fp(stdout, BIO_NOCLOSE | BIO_FP_TEXT);
940
941 s_cctx = SSL_CONF_CTX_new();
942 s_cctx2 = SSL_CONF_CTX_new();
943 c_cctx = SSL_CONF_CTX_new();
944
945 if (!s_cctx || !c_cctx || !s_cctx2) {
946 ERR_print_errors(bio_err);
947 goto end;
948 }
949
950 SSL_CONF_CTX_set_flags(s_cctx,
951 SSL_CONF_FLAG_CMDLINE | SSL_CONF_FLAG_SERVER |
952 SSL_CONF_FLAG_CERTIFICATE |
953 SSL_CONF_FLAG_REQUIRE_PRIVATE);
954 SSL_CONF_CTX_set_flags(s_cctx2,
955 SSL_CONF_FLAG_CMDLINE | SSL_CONF_FLAG_SERVER |
956 SSL_CONF_FLAG_CERTIFICATE |
957 SSL_CONF_FLAG_REQUIRE_PRIVATE);
958 if (!SSL_CONF_CTX_set1_prefix(s_cctx, "-s_")) {
959 ERR_print_errors(bio_err);
960 goto end;
961 }
962 if (!SSL_CONF_CTX_set1_prefix(s_cctx2, "-s_")) {
963 ERR_print_errors(bio_err);
964 goto end;
965 }
966
967 SSL_CONF_CTX_set_flags(c_cctx,
968 SSL_CONF_FLAG_CMDLINE | SSL_CONF_FLAG_CLIENT |
969 SSL_CONF_FLAG_CERTIFICATE |
970 SSL_CONF_FLAG_REQUIRE_PRIVATE);
971 if (!SSL_CONF_CTX_set1_prefix(c_cctx, "-c_")) {
972 ERR_print_errors(bio_err);
973 goto end;
974 }
975
976 argc--;
977 argv++;
978
979 while (argc >= 1) {
980 if (strcmp(*argv, "-F") == 0) {
981 fprintf(stderr,
982 "not compiled with FIPS support, so exiting without running.\n");
983 EXIT(0);
984 } else if (strcmp(*argv, "-server_auth") == 0)
985 server_auth = 1;
986 else if (strcmp(*argv, "-client_auth") == 0)
987 client_auth = 1;
988 else if (strcmp(*argv, "-v") == 0)
989 verbose = 1;
990 else if (strcmp(*argv, "-d") == 0)
991 debug = 1;
992 else if (strcmp(*argv, "-reuse") == 0)
993 reuse = 1;
994 else if (strcmp(*argv, "-dhe512") == 0) {
995 #ifndef OPENSSL_NO_DH
996 dhe512 = 1;
997 #else
998 fprintf(stderr,
999 "ignoring -dhe512, since I'm compiled without DH\n");
1000 #endif
1001 } else if (strcmp(*argv, "-dhe1024dsa") == 0) {
1002 #ifndef OPENSSL_NO_DH
1003 dhe1024dsa = 1;
1004 #else
1005 fprintf(stderr,
1006 "ignoring -dhe1024dsa, since I'm compiled without DH\n");
1007 #endif
1008 } else if (strcmp(*argv, "-no_dhe") == 0)
1009 no_dhe = 1;
1010 else if (strcmp(*argv, "-no_ecdhe") == 0)
1011 /* obsolete */;
1012 else if (strcmp(*argv, "-psk") == 0) {
1013 if (--argc < 1)
1014 goto bad;
1015 psk_key = *(++argv);
1016 #ifndef OPENSSL_NO_PSK
1017 if (strspn(psk_key, "abcdefABCDEF1234567890") != strlen(psk_key)) {
1018 BIO_printf(bio_err, "Not a hex number '%s'\n", *argv);
1019 goto bad;
1020 }
1021 #else
1022 no_psk = 1;
1023 #endif
1024 }
1025 else if (strcmp(*argv, "-tls1_2") == 0) {
1026 tls1_2 = 1;
1027 } else if (strcmp(*argv, "-tls1") == 0) {
1028 tls1 = 1;
1029 } else if (strcmp(*argv, "-ssl3") == 0) {
1030 ssl3 = 1;
1031 } else if (strcmp(*argv, "-dtls1") == 0) {
1032 dtls1 = 1;
1033 } else if (strcmp(*argv, "-dtls12") == 0) {
1034 dtls12 = 1;
1035 } else if (strcmp(*argv, "-dtls") == 0) {
1036 dtls = 1;
1037 } else if (strncmp(*argv, "-num", 4) == 0) {
1038 if (--argc < 1)
1039 goto bad;
1040 number = atoi(*(++argv));
1041 if (number == 0)
1042 number = 1;
1043 } else if (strcmp(*argv, "-bytes") == 0) {
1044 if (--argc < 1)
1045 goto bad;
1046 bytes = atol(*(++argv));
1047 if (bytes == 0L)
1048 bytes = 1L;
1049 i = strlen(argv[0]);
1050 if (argv[0][i - 1] == 'k')
1051 bytes *= 1024L;
1052 if (argv[0][i - 1] == 'm')
1053 bytes *= 1024L * 1024L;
1054 } else if (strcmp(*argv, "-cipher") == 0) {
1055 if (--argc < 1)
1056 goto bad;
1057 cipher = *(++argv);
1058 } else if (strcmp(*argv, "-ciphersuites") == 0) {
1059 if (--argc < 1)
1060 goto bad;
1061 ciphersuites = *(++argv);
1062 } else if (strcmp(*argv, "-CApath") == 0) {
1063 if (--argc < 1)
1064 goto bad;
1065 CApath = *(++argv);
1066 } else if (strcmp(*argv, "-CAfile") == 0) {
1067 if (--argc < 1)
1068 goto bad;
1069 CAfile = *(++argv);
1070 } else if (strcmp(*argv, "-bio_pair") == 0) {
1071 bio_type = BIO_PAIR;
1072 }
1073 #ifndef OPENSSL_NO_SOCK
1074 else if (strcmp(*argv, "-ipv4") == 0) {
1075 bio_type = BIO_IPV4;
1076 } else if (strcmp(*argv, "-ipv6") == 0) {
1077 bio_type = BIO_IPV6;
1078 }
1079 #endif
1080 else if (strcmp(*argv, "-f") == 0) {
1081 force = 1;
1082 } else if (strcmp(*argv, "-time") == 0) {
1083 print_time = 1;
1084 }
1085 #ifndef OPENSSL_NO_CT
1086 else if (strcmp(*argv, "-noct") == 0) {
1087 ct_validation = 0;
1088 }
1089 else if (strcmp(*argv, "-ct") == 0) {
1090 ct_validation = 1;
1091 }
1092 #endif
1093 #ifndef OPENSSL_NO_COMP
1094 else if (strcmp(*argv, "-zlib") == 0) {
1095 comp = COMP_ZLIB;
1096 }
1097 #endif
1098 else if (strcmp(*argv, "-app_verify") == 0) {
1099 app_verify_arg.app_verify = 1;
1100 }
1101 #ifndef OPENSSL_NO_NEXTPROTONEG
1102 else if (strcmp(*argv, "-npn_client") == 0) {
1103 npn_client = 1;
1104 } else if (strcmp(*argv, "-npn_server") == 0) {
1105 npn_server = 1;
1106 } else if (strcmp(*argv, "-npn_server_reject") == 0) {
1107 npn_server_reject = 1;
1108 }
1109 #endif
1110 else if (strcmp(*argv, "-serverinfo_sct") == 0) {
1111 serverinfo_sct = 1;
1112 } else if (strcmp(*argv, "-serverinfo_tack") == 0) {
1113 serverinfo_tack = 1;
1114 } else if (strcmp(*argv, "-serverinfo_file") == 0) {
1115 if (--argc < 1)
1116 goto bad;
1117 serverinfo_file = *(++argv);
1118 } else if (strcmp(*argv, "-custom_ext") == 0) {
1119 custom_ext = 1;
1120 } else if (strcmp(*argv, "-alpn_client") == 0) {
1121 if (--argc < 1)
1122 goto bad;
1123 alpn_client = *(++argv);
1124 } else if (strcmp(*argv, "-alpn_server") == 0 ||
1125 strcmp(*argv, "-alpn_server1") == 0) {
1126 if (--argc < 1)
1127 goto bad;
1128 alpn_server = *(++argv);
1129 } else if (strcmp(*argv, "-alpn_server2") == 0) {
1130 if (--argc < 1)
1131 goto bad;
1132 alpn_server2 = *(++argv);
1133 } else if (strcmp(*argv, "-alpn_expected") == 0) {
1134 if (--argc < 1)
1135 goto bad;
1136 alpn_expected = *(++argv);
1137 } else if (strcmp(*argv, "-server_min_proto") == 0) {
1138 if (--argc < 1)
1139 goto bad;
1140 server_min_proto = *(++argv);
1141 } else if (strcmp(*argv, "-server_max_proto") == 0) {
1142 if (--argc < 1)
1143 goto bad;
1144 server_max_proto = *(++argv);
1145 } else if (strcmp(*argv, "-client_min_proto") == 0) {
1146 if (--argc < 1)
1147 goto bad;
1148 client_min_proto = *(++argv);
1149 } else if (strcmp(*argv, "-client_max_proto") == 0) {
1150 if (--argc < 1)
1151 goto bad;
1152 client_max_proto = *(++argv);
1153 } else if (strcmp(*argv, "-should_negotiate") == 0) {
1154 if (--argc < 1)
1155 goto bad;
1156 should_negotiate = *(++argv);
1157 } else if (strcmp(*argv, "-sn_client") == 0) {
1158 if (--argc < 1)
1159 goto bad;
1160 sn_client = *(++argv);
1161 } else if (strcmp(*argv, "-sn_server1") == 0) {
1162 if (--argc < 1)
1163 goto bad;
1164 sn_server1 = *(++argv);
1165 } else if (strcmp(*argv, "-sn_server2") == 0) {
1166 if (--argc < 1)
1167 goto bad;
1168 sn_server2 = *(++argv);
1169 } else if (strcmp(*argv, "-sn_expect1") == 0) {
1170 sn_expect = 1;
1171 } else if (strcmp(*argv, "-sn_expect2") == 0) {
1172 sn_expect = 2;
1173 } else if (strcmp(*argv, "-server_sess_out") == 0) {
1174 if (--argc < 1)
1175 goto bad;
1176 server_sess_out = *(++argv);
1177 } else if (strcmp(*argv, "-server_sess_in") == 0) {
1178 if (--argc < 1)
1179 goto bad;
1180 server_sess_in = *(++argv);
1181 } else if (strcmp(*argv, "-client_sess_out") == 0) {
1182 if (--argc < 1)
1183 goto bad;
1184 client_sess_out = *(++argv);
1185 } else if (strcmp(*argv, "-client_sess_in") == 0) {
1186 if (--argc < 1)
1187 goto bad;
1188 client_sess_in = *(++argv);
1189 } else if (strcmp(*argv, "-should_reuse") == 0) {
1190 if (--argc < 1)
1191 goto bad;
1192 should_reuse = !!atoi(*(++argv));
1193 } else if (strcmp(*argv, "-no_ticket") == 0) {
1194 no_ticket = 1;
1195 } else if (strcmp(*argv, "-provider") == 0) {
1196 if (--argc < 1)
1197 goto bad;
1198 provider = *(++argv);
1199 } else if (strcmp(*argv, "-config") == 0) {
1200 if (--argc < 1)
1201 goto bad;
1202 config = *(++argv);
1203 } else {
1204 int rv;
1205 arg = argv[0];
1206 argn = argv[1];
1207 /* Try to process command using SSL_CONF */
1208 rv = SSL_CONF_cmd_argv(c_cctx, &argc, &argv);
1209 /* If not processed try server */
1210 if (rv == 0)
1211 rv = SSL_CONF_cmd_argv(s_cctx, &argc, &argv);
1212 /* Recognised: store it for later use */
1213 if (rv > 0) {
1214 if (rv == 1)
1215 argn = NULL;
1216 if (!conf_args) {
1217 conf_args = sk_OPENSSL_STRING_new_null();
1218 if (!conf_args)
1219 goto end;
1220 }
1221 if (!sk_OPENSSL_STRING_push(conf_args, arg))
1222 goto end;
1223 if (!sk_OPENSSL_STRING_push(conf_args, argn))
1224 goto end;
1225 continue;
1226 }
1227 if (rv == -3)
1228 BIO_printf(bio_err, "Missing argument for %s\n", arg);
1229 else if (rv < 0)
1230 BIO_printf(bio_err, "Error with command %s\n", arg);
1231 else if (rv == 0)
1232 BIO_printf(bio_err, "unknown option %s\n", arg);
1233 badop = 1;
1234 break;
1235 }
1236 argc--;
1237 argv++;
1238 }
1239 if (badop) {
1240 bad:
1241 sv_usage();
1242 goto end;
1243 }
1244
1245 if (ssl3 + tls1 + tls1_2 + dtls + dtls1 + dtls12 > 1) {
1246 fprintf(stderr, "At most one of -ssl3, -tls1, -tls1_2, -dtls, -dtls1 or -dtls12 should "
1247 "be requested.\n");
1248 EXIT(1);
1249 }
1250
1251 #ifdef OPENSSL_NO_SSL3
1252 if (ssl3)
1253 no_protocol = 1;
1254 else
1255 #endif
1256 #ifdef OPENSSL_NO_TLS1
1257 if (tls1)
1258 no_protocol = 1;
1259 else
1260 #endif
1261 #ifdef OPENSSL_NO_TLS1_2
1262 if (tls1_2)
1263 no_protocol = 1;
1264 else
1265 #endif
1266 #if defined(OPENSSL_NO_DTLS) || defined(OPENSSL_NO_DTLS1)
1267 if (dtls1)
1268 no_protocol = 1;
1269 else
1270 #endif
1271 #if defined(OPENSSL_NO_DTLS) || defined(OPENSSL_NO_DTLS1_2)
1272 if (dtls12)
1273 no_protocol = 1;
1274 else
1275 #endif
1276 no_protocol = 0;
1277
1278 /*
1279 * Testing was requested for a compiled-out protocol (e.g. SSLv3).
1280 * Ideally, we would error out, but the generic test wrapper can't know
1281 * when to expect failure. So we do nothing and return success.
1282 */
1283 if (no_protocol) {
1284 fprintf(stderr, "Testing was requested for a disabled protocol. "
1285 "Skipping tests.\n");
1286 ret = EXIT_SUCCESS;
1287 goto end;
1288 }
1289
1290 if (!ssl3 && !tls1 && !tls1_2 && !dtls && !dtls1 && !dtls12 && number > 1
1291 && !reuse && !force) {
1292 fprintf(stderr, "This case cannot work. Use -f to perform "
1293 "the test anyway (and\n-d to see what happens), "
1294 "or add one of -ssl3, -tls1, -tls1_2, -dtls, -dtls1, -dtls12, -reuse\n"
1295 "to avoid protocol mismatch.\n");
1296 EXIT(1);
1297 }
1298
1299 if (print_time) {
1300 if (bio_type != BIO_PAIR) {
1301 fprintf(stderr, "Using BIO pair (-bio_pair)\n");
1302 bio_type = BIO_PAIR;
1303 }
1304 if (number < 50 && !force)
1305 fprintf(stderr,
1306 "Warning: For accurate timings, use more connections (e.g. -num 1000)\n");
1307 }
1308
1309 #ifndef OPENSSL_NO_COMP
1310 if (comp == COMP_ZLIB)
1311 cm = COMP_zlib();
1312 if (cm != NULL) {
1313 if (COMP_get_type(cm) != NID_undef) {
1314 if (SSL_COMP_add_compression_method(comp, cm) != 0) {
1315 fprintf(stderr, "Failed to add compression method\n");
1316 ERR_print_errors_fp(stderr);
1317 }
1318 } else {
1319 fprintf(stderr,
1320 "Warning: %s compression not supported\n",
1321 comp == COMP_ZLIB ? "zlib" : "unknown");
1322 ERR_print_errors_fp(stderr);
1323 }
1324 }
1325 ssl_comp_methods = SSL_COMP_get_compression_methods();
1326 n = sk_SSL_COMP_num(ssl_comp_methods);
1327 if (n) {
1328 int j;
1329 printf("Available compression methods:");
1330 for (j = 0; j < n; j++) {
1331 SSL_COMP *c = sk_SSL_COMP_value(ssl_comp_methods, j);
1332 printf(" %s:%d", SSL_COMP_get0_name(c), SSL_COMP_get_id(c));
1333 }
1334 printf("\n");
1335 }
1336 #endif
1337
1338 #ifndef OPENSSL_NO_TLS
1339 meth = TLS_method();
1340 if (ssl3) {
1341 min_version = SSL3_VERSION;
1342 max_version = SSL3_VERSION;
1343 } else if (tls1) {
1344 min_version = TLS1_VERSION;
1345 max_version = TLS1_VERSION;
1346 } else if (tls1_2) {
1347 min_version = TLS1_2_VERSION;
1348 max_version = TLS1_2_VERSION;
1349 } else {
1350 min_version = 0;
1351 max_version = 0;
1352 }
1353 #endif
1354 #ifndef OPENSSL_NO_DTLS
1355 if (dtls || dtls1 || dtls12) {
1356 meth = DTLS_method();
1357 if (dtls1) {
1358 min_version = DTLS1_VERSION;
1359 max_version = DTLS1_VERSION;
1360 } else if (dtls12) {
1361 min_version = DTLS1_2_VERSION;
1362 max_version = DTLS1_2_VERSION;
1363 } else {
1364 min_version = 0;
1365 max_version = 0;
1366 }
1367 }
1368 #endif
1369
1370 if (provider != NULL) {
1371 defctxnull = OSSL_PROVIDER_load(NULL, "null");
1372 if (defctxnull == NULL)
1373 goto end;
1374 libctx = OPENSSL_CTX_new();
1375 if (libctx == NULL)
1376 goto end;
1377
1378 if (config != NULL
1379 && !OPENSSL_CTX_load_config(libctx, config))
1380 goto end;
1381
1382 thisprov = OSSL_PROVIDER_load(libctx, provider);
1383 if (thisprov == NULL)
1384 goto end;
1385 }
1386
1387 c_ctx = SSL_CTX_new_with_libctx(libctx, NULL, meth);
1388 s_ctx = SSL_CTX_new_with_libctx(libctx, NULL, meth);
1389 s_ctx2 = SSL_CTX_new_with_libctx(libctx, NULL, meth); /* no SSL_CTX_dup! */
1390 if ((c_ctx == NULL) || (s_ctx == NULL) || (s_ctx2 == NULL)) {
1391 ERR_print_errors(bio_err);
1392 goto end;
1393 }
1394 /*
1395 * Since we will use low security ciphersuites and keys for testing set
1396 * security level to zero by default. Tests can override this by adding
1397 * "@SECLEVEL=n" to the cipher string.
1398 */
1399 SSL_CTX_set_security_level(c_ctx, 0);
1400 SSL_CTX_set_security_level(s_ctx, 0);
1401 SSL_CTX_set_security_level(s_ctx2, 0);
1402
1403 if (no_ticket) {
1404 SSL_CTX_set_options(c_ctx, SSL_OP_NO_TICKET);
1405 SSL_CTX_set_options(s_ctx, SSL_OP_NO_TICKET);
1406 }
1407
1408 if (SSL_CTX_set_min_proto_version(c_ctx, min_version) == 0)
1409 goto end;
1410 if (SSL_CTX_set_max_proto_version(c_ctx, max_version) == 0)
1411 goto end;
1412 if (SSL_CTX_set_min_proto_version(s_ctx, min_version) == 0)
1413 goto end;
1414 if (SSL_CTX_set_max_proto_version(s_ctx, max_version) == 0)
1415 goto end;
1416
1417 if (cipher != NULL) {
1418 if (strcmp(cipher, "") == 0) {
1419 if (!SSL_CTX_set_cipher_list(c_ctx, cipher)) {
1420 if (ERR_GET_REASON(ERR_peek_error()) == SSL_R_NO_CIPHER_MATCH) {
1421 ERR_clear_error();
1422 } else {
1423 ERR_print_errors(bio_err);
1424 goto end;
1425 }
1426 } else {
1427 /* Should have failed when clearing all TLSv1.2 ciphers. */
1428 fprintf(stderr, "CLEARING ALL TLSv1.2 CIPHERS SHOULD FAIL\n");
1429 goto end;
1430 }
1431
1432 if (!SSL_CTX_set_cipher_list(s_ctx, cipher)) {
1433 if (ERR_GET_REASON(ERR_peek_error()) == SSL_R_NO_CIPHER_MATCH) {
1434 ERR_clear_error();
1435 } else {
1436 ERR_print_errors(bio_err);
1437 goto end;
1438 }
1439 } else {
1440 /* Should have failed when clearing all TLSv1.2 ciphers. */
1441 fprintf(stderr, "CLEARING ALL TLSv1.2 CIPHERS SHOULD FAIL\n");
1442 goto end;
1443 }
1444
1445 if (!SSL_CTX_set_cipher_list(s_ctx2, cipher)) {
1446 if (ERR_GET_REASON(ERR_peek_error()) == SSL_R_NO_CIPHER_MATCH) {
1447 ERR_clear_error();
1448 } else {
1449 ERR_print_errors(bio_err);
1450 goto end;
1451 }
1452 } else {
1453 /* Should have failed when clearing all TLSv1.2 ciphers. */
1454 fprintf(stderr, "CLEARING ALL TLSv1.2 CIPHERS SHOULD FAIL\n");
1455 goto end;
1456 }
1457 } else {
1458 if (!SSL_CTX_set_cipher_list(c_ctx, cipher)
1459 || !SSL_CTX_set_cipher_list(s_ctx, cipher)
1460 || !SSL_CTX_set_cipher_list(s_ctx2, cipher)) {
1461 ERR_print_errors(bio_err);
1462 goto end;
1463 }
1464 }
1465 }
1466 if (ciphersuites != NULL) {
1467 if (!SSL_CTX_set_ciphersuites(c_ctx, ciphersuites)
1468 || !SSL_CTX_set_ciphersuites(s_ctx, ciphersuites)
1469 || !SSL_CTX_set_ciphersuites(s_ctx2, ciphersuites)) {
1470 ERR_print_errors(bio_err);
1471 goto end;
1472 }
1473 }
1474
1475 #ifndef OPENSSL_NO_CT
1476 if (ct_validation &&
1477 !SSL_CTX_enable_ct(c_ctx, SSL_CT_VALIDATION_STRICT)) {
1478 ERR_print_errors(bio_err);
1479 goto end;
1480 }
1481 #endif
1482
1483 /* Process SSL_CONF arguments */
1484 SSL_CONF_CTX_set_ssl_ctx(c_cctx, c_ctx);
1485 SSL_CONF_CTX_set_ssl_ctx(s_cctx, s_ctx);
1486 SSL_CONF_CTX_set_ssl_ctx(s_cctx2, s_ctx2);
1487
1488 for (i = 0; i < sk_OPENSSL_STRING_num(conf_args); i += 2) {
1489 int rv;
1490 arg = sk_OPENSSL_STRING_value(conf_args, i);
1491 argn = sk_OPENSSL_STRING_value(conf_args, i + 1);
1492 rv = SSL_CONF_cmd(c_cctx, arg, argn);
1493 /* If not recognised use server context */
1494 if (rv == -2) {
1495 rv = SSL_CONF_cmd(s_cctx2, arg, argn);
1496 if (rv > 0)
1497 rv = SSL_CONF_cmd(s_cctx, arg, argn);
1498 }
1499 if (rv <= 0) {
1500 BIO_printf(bio_err, "Error processing %s %s\n",
1501 arg, argn ? argn : "");
1502 ERR_print_errors(bio_err);
1503 goto end;
1504 }
1505 }
1506
1507 if (!SSL_CONF_CTX_finish(s_cctx) || !SSL_CONF_CTX_finish(c_cctx) || !SSL_CONF_CTX_finish(s_cctx2)) {
1508 BIO_puts(bio_err, "Error finishing context\n");
1509 ERR_print_errors(bio_err);
1510 goto end;
1511 }
1512 #ifndef OPENSSL_NO_DH
1513 if (!no_dhe) {
1514 if (dhe1024dsa) {
1515 dh = get_dh1024dsa();
1516 } else if (dhe512)
1517 dh = get_dh512();
1518 else
1519 dh = get_dh1024();
1520 SSL_CTX_set_tmp_dh(s_ctx, dh);
1521 SSL_CTX_set_tmp_dh(s_ctx2, dh);
1522 DH_free(dh);
1523 }
1524 #else
1525 (void)no_dhe;
1526 #endif
1527
1528 if (!(SSL_CTX_load_verify_file(s_ctx, CAfile)
1529 || SSL_CTX_load_verify_dir(s_ctx, CApath))
1530 || !SSL_CTX_set_default_verify_paths(s_ctx)
1531 || !(SSL_CTX_load_verify_file(s_ctx2, CAfile)
1532 || SSL_CTX_load_verify_dir(s_ctx2, CApath))
1533 || !SSL_CTX_set_default_verify_paths(s_ctx2)
1534 || !(SSL_CTX_load_verify_file(c_ctx, CAfile)
1535 || SSL_CTX_load_verify_dir(c_ctx, CApath))
1536 || !SSL_CTX_set_default_verify_paths(c_ctx)) {
1537 ERR_print_errors(bio_err);
1538 }
1539
1540 #ifndef OPENSSL_NO_CT
1541 if (!SSL_CTX_set_default_ctlog_list_file(s_ctx) ||
1542 !SSL_CTX_set_default_ctlog_list_file(s_ctx2) ||
1543 !SSL_CTX_set_default_ctlog_list_file(c_ctx)) {
1544 ERR_print_errors(bio_err);
1545 }
1546 #endif
1547
1548 if (client_auth) {
1549 printf("client authentication\n");
1550 SSL_CTX_set_verify(s_ctx,
1551 SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT,
1552 verify_callback);
1553 SSL_CTX_set_verify(s_ctx2,
1554 SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT,
1555 verify_callback);
1556 SSL_CTX_set_cert_verify_callback(s_ctx, app_verify_callback,
1557 &app_verify_arg);
1558 SSL_CTX_set_cert_verify_callback(s_ctx2, app_verify_callback,
1559 &app_verify_arg);
1560 }
1561 if (server_auth) {
1562 printf("server authentication\n");
1563 SSL_CTX_set_verify(c_ctx, SSL_VERIFY_PEER, verify_callback);
1564 SSL_CTX_set_cert_verify_callback(c_ctx, app_verify_callback,
1565 &app_verify_arg);
1566 }
1567
1568 {
1569 int session_id_context = 0;
1570 if (!SSL_CTX_set_session_id_context(s_ctx, (void *)&session_id_context,
1571 sizeof(session_id_context)) ||
1572 !SSL_CTX_set_session_id_context(s_ctx2, (void *)&session_id_context,
1573 sizeof(session_id_context))) {
1574 ERR_print_errors(bio_err);
1575 goto end;
1576 }
1577 }
1578
1579 /* Use PSK only if PSK key is given */
1580 if (psk_key != NULL) {
1581 /*
1582 * no_psk is used to avoid putting psk command to openssl tool
1583 */
1584 if (no_psk) {
1585 /*
1586 * if PSK is not compiled in and psk key is given, do nothing and
1587 * exit successfully
1588 */
1589 ret = EXIT_SUCCESS;
1590 goto end;
1591 }
1592 #ifndef OPENSSL_NO_PSK
1593 SSL_CTX_set_psk_client_callback(c_ctx, psk_client_callback);
1594 SSL_CTX_set_psk_server_callback(s_ctx, psk_server_callback);
1595 SSL_CTX_set_psk_server_callback(s_ctx2, psk_server_callback);
1596 if (debug)
1597 BIO_printf(bio_err, "setting PSK identity hint to s_ctx\n");
1598 if (!SSL_CTX_use_psk_identity_hint(s_ctx, "ctx server identity_hint") ||
1599 !SSL_CTX_use_psk_identity_hint(s_ctx2, "ctx server identity_hint")) {
1600 BIO_printf(bio_err, "error setting PSK identity hint to s_ctx\n");
1601 ERR_print_errors(bio_err);
1602 goto end;
1603 }
1604 #endif
1605 }
1606
1607 #ifndef OPENSSL_NO_NEXTPROTONEG
1608 if (npn_client) {
1609 SSL_CTX_set_next_proto_select_cb(c_ctx, cb_client_npn, NULL);
1610 }
1611 if (npn_server) {
1612 if (npn_server_reject) {
1613 BIO_printf(bio_err,
1614 "Can't have both -npn_server and -npn_server_reject\n");
1615 goto end;
1616 }
1617 SSL_CTX_set_npn_advertised_cb(s_ctx, cb_server_npn, NULL);
1618 SSL_CTX_set_npn_advertised_cb(s_ctx2, cb_server_npn, NULL);
1619 }
1620 if (npn_server_reject) {
1621 SSL_CTX_set_npn_advertised_cb(s_ctx, cb_server_rejects_npn, NULL);
1622 SSL_CTX_set_npn_advertised_cb(s_ctx2, cb_server_rejects_npn, NULL);
1623 }
1624 #endif
1625
1626 if (serverinfo_sct) {
1627 if (!SSL_CTX_add_client_custom_ext(c_ctx,
1628 TLSEXT_TYPE_signed_certificate_timestamp,
1629 NULL, NULL, NULL,
1630 serverinfo_cli_parse_cb, NULL)) {
1631 BIO_printf(bio_err, "Error adding SCT extension\n");
1632 goto end;
1633 }
1634 }
1635 if (serverinfo_tack) {
1636 if (!SSL_CTX_add_client_custom_ext(c_ctx, TACK_EXT_TYPE,
1637 NULL, NULL, NULL,
1638 serverinfo_cli_parse_cb, NULL)) {
1639 BIO_printf(bio_err, "Error adding TACK extension\n");
1640 goto end;
1641 }
1642 }
1643 if (serverinfo_file)
1644 if (!SSL_CTX_use_serverinfo_file(s_ctx, serverinfo_file) ||
1645 !SSL_CTX_use_serverinfo_file(s_ctx2, serverinfo_file)) {
1646 BIO_printf(bio_err, "missing serverinfo file\n");
1647 goto end;
1648 }
1649
1650 if (custom_ext) {
1651 if (!SSL_CTX_add_client_custom_ext(c_ctx, CUSTOM_EXT_TYPE_0,
1652 custom_ext_0_cli_add_cb,
1653 NULL, NULL,
1654 custom_ext_0_cli_parse_cb, NULL)
1655 || !SSL_CTX_add_client_custom_ext(c_ctx, CUSTOM_EXT_TYPE_1,
1656 custom_ext_1_cli_add_cb,
1657 NULL, NULL,
1658 custom_ext_1_cli_parse_cb, NULL)
1659 || !SSL_CTX_add_client_custom_ext(c_ctx, CUSTOM_EXT_TYPE_2,
1660 custom_ext_2_cli_add_cb,
1661 NULL, NULL,
1662 custom_ext_2_cli_parse_cb, NULL)
1663 || !SSL_CTX_add_client_custom_ext(c_ctx, CUSTOM_EXT_TYPE_3,
1664 custom_ext_3_cli_add_cb,
1665 NULL, NULL,
1666 custom_ext_3_cli_parse_cb, NULL)
1667 || !SSL_CTX_add_server_custom_ext(s_ctx, CUSTOM_EXT_TYPE_0,
1668 custom_ext_0_srv_add_cb,
1669 NULL, NULL,
1670 custom_ext_0_srv_parse_cb, NULL)
1671 || !SSL_CTX_add_server_custom_ext(s_ctx2, CUSTOM_EXT_TYPE_0,
1672 custom_ext_0_srv_add_cb,
1673 NULL, NULL,
1674 custom_ext_0_srv_parse_cb, NULL)
1675 || !SSL_CTX_add_server_custom_ext(s_ctx, CUSTOM_EXT_TYPE_1,
1676 custom_ext_1_srv_add_cb,
1677 NULL, NULL,
1678 custom_ext_1_srv_parse_cb, NULL)
1679 || !SSL_CTX_add_server_custom_ext(s_ctx2, CUSTOM_EXT_TYPE_1,
1680 custom_ext_1_srv_add_cb,
1681 NULL, NULL,
1682 custom_ext_1_srv_parse_cb, NULL)
1683 || !SSL_CTX_add_server_custom_ext(s_ctx, CUSTOM_EXT_TYPE_2,
1684 custom_ext_2_srv_add_cb,
1685 NULL, NULL,
1686 custom_ext_2_srv_parse_cb, NULL)
1687 || !SSL_CTX_add_server_custom_ext(s_ctx2, CUSTOM_EXT_TYPE_2,
1688 custom_ext_2_srv_add_cb,
1689 NULL, NULL,
1690 custom_ext_2_srv_parse_cb, NULL)
1691 || !SSL_CTX_add_server_custom_ext(s_ctx, CUSTOM_EXT_TYPE_3,
1692 custom_ext_3_srv_add_cb,
1693 NULL, NULL,
1694 custom_ext_3_srv_parse_cb, NULL)
1695 || !SSL_CTX_add_server_custom_ext(s_ctx2, CUSTOM_EXT_TYPE_3,
1696 custom_ext_3_srv_add_cb,
1697 NULL, NULL,
1698 custom_ext_3_srv_parse_cb, NULL)) {
1699 BIO_printf(bio_err, "Error setting custom extensions\n");
1700 goto end;
1701 }
1702 }
1703
1704 if (alpn_server)
1705 SSL_CTX_set_alpn_select_cb(s_ctx, cb_server_alpn, alpn_server);
1706 if (alpn_server2)
1707 SSL_CTX_set_alpn_select_cb(s_ctx2, cb_server_alpn, alpn_server2);
1708
1709 if (alpn_client) {
1710 size_t alpn_len;
1711 unsigned char *alpn = next_protos_parse(&alpn_len, alpn_client);
1712
1713 if (alpn == NULL) {
1714 BIO_printf(bio_err, "Error parsing -alpn_client argument\n");
1715 goto end;
1716 }
1717 /* Returns 0 on success!! */
1718 if (SSL_CTX_set_alpn_protos(c_ctx, alpn, alpn_len)) {
1719 BIO_printf(bio_err, "Error setting ALPN\n");
1720 OPENSSL_free(alpn);
1721 goto end;
1722 }
1723 OPENSSL_free(alpn);
1724 }
1725
1726 if (server_sess_in != NULL) {
1727 server_sess = read_session(server_sess_in);
1728 if (server_sess == NULL)
1729 goto end;
1730 }
1731 if (client_sess_in != NULL) {
1732 client_sess = read_session(client_sess_in);
1733 if (client_sess == NULL)
1734 goto end;
1735 }
1736
1737 if (server_sess_out != NULL || server_sess_in != NULL) {
1738 char *keys;
1739 long size;
1740
1741 /* Use a fixed key so that we can decrypt the ticket. */
1742 size = SSL_CTX_set_tlsext_ticket_keys(s_ctx, NULL, 0);
1743 keys = OPENSSL_zalloc(size);
1744 SSL_CTX_set_tlsext_ticket_keys(s_ctx, keys, size);
1745 OPENSSL_free(keys);
1746 }
1747
1748 if (sn_server1 != NULL || sn_server2 != NULL)
1749 SSL_CTX_set_tlsext_servername_callback(s_ctx, servername_cb);
1750
1751 c_ssl = SSL_new(c_ctx);
1752 s_ssl = SSL_new(s_ctx);
1753
1754 if (sn_client)
1755 SSL_set_tlsext_host_name(c_ssl, sn_client);
1756
1757 if (!set_protocol_version(server_min_proto, s_ssl, SSL_CTRL_SET_MIN_PROTO_VERSION))
1758 goto end;
1759 if (!set_protocol_version(server_max_proto, s_ssl, SSL_CTRL_SET_MAX_PROTO_VERSION))
1760 goto end;
1761 if (!set_protocol_version(client_min_proto, c_ssl, SSL_CTRL_SET_MIN_PROTO_VERSION))
1762 goto end;
1763 if (!set_protocol_version(client_max_proto, c_ssl, SSL_CTRL_SET_MAX_PROTO_VERSION))
1764 goto end;
1765
1766 if (server_sess) {
1767 if (SSL_CTX_add_session(s_ctx, server_sess) == 0) {
1768 BIO_printf(bio_err, "Can't add server session\n");
1769 ERR_print_errors(bio_err);
1770 goto end;
1771 }
1772 }
1773
1774 BIO_printf(bio_stdout, "Doing handshakes=%d bytes=%ld\n", number, bytes);
1775 for (i = 0; i < number; i++) {
1776 if (!reuse) {
1777 if (!SSL_set_session(c_ssl, NULL)) {
1778 BIO_printf(bio_err, "Failed to set session\n");
1779 goto end;
1780 }
1781 }
1782 if (client_sess_in != NULL) {
1783 if (SSL_set_session(c_ssl, client_sess) == 0) {
1784 BIO_printf(bio_err, "Can't set client session\n");
1785 ERR_print_errors(bio_err);
1786 goto end;
1787 }
1788 }
1789 switch (bio_type) {
1790 case BIO_MEM:
1791 ret = doit(s_ssl, c_ssl, bytes);
1792 break;
1793 case BIO_PAIR:
1794 ret = doit_biopair(s_ssl, c_ssl, bytes, &s_time, &c_time);
1795 break;
1796 #ifndef OPENSSL_NO_SOCK
1797 case BIO_IPV4:
1798 ret = doit_localhost(s_ssl, c_ssl, BIO_FAMILY_IPV4,
1799 bytes, &s_time, &c_time);
1800 break;
1801 case BIO_IPV6:
1802 ret = doit_localhost(s_ssl, c_ssl, BIO_FAMILY_IPV6,
1803 bytes, &s_time, &c_time);
1804 break;
1805 #else
1806 case BIO_IPV4:
1807 case BIO_IPV6:
1808 ret = EXIT_FAILURE;
1809 goto err;
1810 #endif
1811 }
1812 if (ret != EXIT_SUCCESS) break;
1813 }
1814
1815 if (should_negotiate && ret == EXIT_SUCCESS &&
1816 strcmp(should_negotiate, "fail-server") != 0 &&
1817 strcmp(should_negotiate, "fail-client") != 0) {
1818 int version = protocol_from_string(should_negotiate);
1819 if (version < 0) {
1820 BIO_printf(bio_err, "Error parsing: %s\n", should_negotiate);
1821 ret = EXIT_FAILURE;
1822 goto err;
1823 }
1824 if (SSL_version(c_ssl) != version) {
1825 BIO_printf(bio_err, "Unexpected version negotiated. "
1826 "Expected: %s, got %s\n", should_negotiate, SSL_get_version(c_ssl));
1827 ret = EXIT_FAILURE;
1828 goto err;
1829 }
1830 }
1831
1832 if (should_reuse != -1) {
1833 if (SSL_session_reused(s_ssl) != should_reuse ||
1834 SSL_session_reused(c_ssl) != should_reuse) {
1835 BIO_printf(bio_err, "Unexpected session reuse state. "
1836 "Expected: %d, server: %d, client: %d\n", should_reuse,
1837 SSL_session_reused(s_ssl), SSL_session_reused(c_ssl));
1838 ret = EXIT_FAILURE;
1839 goto err;
1840 }
1841 }
1842
1843 if (server_sess_out != NULL) {
1844 if (write_session(server_sess_out, SSL_get_session(s_ssl)) == 0) {
1845 ret = EXIT_FAILURE;
1846 goto err;
1847 }
1848 }
1849 if (client_sess_out != NULL) {
1850 if (write_session(client_sess_out, SSL_get_session(c_ssl)) == 0) {
1851 ret = EXIT_FAILURE;
1852 goto err;
1853 }
1854 }
1855
1856 if (!verbose) {
1857 print_details(c_ssl, "");
1858 }
1859 if (print_time) {
1860 #ifdef CLOCKS_PER_SEC
1861 /*
1862 * "To determine the time in seconds, the value returned by the clock
1863 * function should be divided by the value of the macro
1864 * CLOCKS_PER_SEC." -- ISO/IEC 9899
1865 */
1866 BIO_printf(bio_stdout, "Approximate total server time: %6.2f s\n"
1867 "Approximate total client time: %6.2f s\n",
1868 (double)s_time / CLOCKS_PER_SEC,
1869 (double)c_time / CLOCKS_PER_SEC);
1870 #else
1871 BIO_printf(bio_stdout,
1872 "Approximate total server time: %6.2f units\n"
1873 "Approximate total client time: %6.2f units\n",
1874 (double)s_time, (double)c_time);
1875 #endif
1876 }
1877
1878 err:
1879 SSL_free(s_ssl);
1880 SSL_free(c_ssl);
1881
1882 end:
1883 SSL_CTX_free(s_ctx);
1884 SSL_CTX_free(s_ctx2);
1885 SSL_CTX_free(c_ctx);
1886 SSL_CONF_CTX_free(s_cctx);
1887 SSL_CONF_CTX_free(s_cctx2);
1888 SSL_CONF_CTX_free(c_cctx);
1889 sk_OPENSSL_STRING_free(conf_args);
1890
1891 BIO_free(bio_stdout);
1892
1893 SSL_SESSION_free(server_sess);
1894 SSL_SESSION_free(client_sess);
1895
1896 OSSL_PROVIDER_unload(defctxnull);
1897 OSSL_PROVIDER_unload(thisprov);
1898 OPENSSL_CTX_free(libctx);
1899
1900 BIO_free(bio_err);
1901 EXIT(ret);
1902 }
1903
1904 #ifndef OPENSSL_NO_SOCK
1905 int doit_localhost(SSL *s_ssl, SSL *c_ssl, int family, long count,
1906 clock_t *s_time, clock_t *c_time)
1907 {
1908 long cw_num = count, cr_num = count, sw_num = count, sr_num = count;
1909 BIO *s_ssl_bio = NULL, *c_ssl_bio = NULL;
1910 BIO *acpt = NULL, *server = NULL, *client = NULL;
1911 char addr_str[40];
1912 int ret = EXIT_FAILURE;
1913 int err_in_client = 0;
1914 int err_in_server = 0;
1915
1916 acpt = BIO_new_accept(family == BIO_FAMILY_IPV4 ? "127.0.0.1:0"
1917 : "[::1]:0");
1918 if (acpt == NULL)
1919 goto err;
1920 BIO_set_accept_ip_family(acpt, family);
1921 BIO_set_bind_mode(acpt, BIO_SOCK_NONBLOCK | BIO_SOCK_REUSEADDR);
1922 if (BIO_do_accept(acpt) <= 0)
1923 goto err;
1924
1925 BIO_snprintf(addr_str, sizeof(addr_str), ":%s", BIO_get_accept_port(acpt));
1926
1927 client = BIO_new_connect(addr_str);
1928 BIO_set_conn_ip_family(client, family);
1929 if (!client)
1930 goto err;
1931
1932 if (BIO_set_nbio(client, 1) <= 0)
1933 goto err;
1934 if (BIO_set_nbio(acpt, 1) <= 0)
1935 goto err;
1936
1937 {
1938 int st_connect = 0, st_accept = 0;
1939
1940 while(!st_connect || !st_accept) {
1941 if (!st_connect) {
1942 if (BIO_do_connect(client) <= 0) {
1943 if (!BIO_should_retry(client))
1944 goto err;
1945 } else {
1946 st_connect = 1;
1947 }
1948 }
1949 if (!st_accept) {
1950 if (BIO_do_accept(acpt) <= 0) {
1951 if (!BIO_should_retry(acpt))
1952 goto err;
1953 } else {
1954 st_accept = 1;
1955 }
1956 }
1957 }
1958 }
1959 /* We're not interested in accepting further connects */
1960 server = BIO_pop(acpt);
1961 BIO_free_all(acpt);
1962 acpt = NULL;
1963
1964 s_ssl_bio = BIO_new(BIO_f_ssl());
1965 if (!s_ssl_bio)
1966 goto err;
1967
1968 c_ssl_bio = BIO_new(BIO_f_ssl());
1969 if (!c_ssl_bio)
1970 goto err;
1971
1972 SSL_set_connect_state(c_ssl);
1973 SSL_set_bio(c_ssl, client, client);
1974 (void)BIO_set_ssl(c_ssl_bio, c_ssl, BIO_NOCLOSE);
1975
1976 SSL_set_accept_state(s_ssl);
1977 SSL_set_bio(s_ssl, server, server);
1978 (void)BIO_set_ssl(s_ssl_bio, s_ssl, BIO_NOCLOSE);
1979
1980 do {
1981 /*-
1982 * c_ssl_bio: SSL filter BIO
1983 *
1984 * client: I/O for SSL library
1985 *
1986 *
1987 * server: I/O for SSL library
1988 *
1989 * s_ssl_bio: SSL filter BIO
1990 */
1991
1992 /*
1993 * We have non-blocking behaviour throughout this test program, but
1994 * can be sure that there is *some* progress in each iteration; so we
1995 * don't have to worry about ..._SHOULD_READ or ..._SHOULD_WRITE --
1996 * we just try everything in each iteration
1997 */
1998
1999 {
2000 /* CLIENT */
2001
2002 char cbuf[1024 * 8];
2003 int i, r;
2004 clock_t c_clock = clock();
2005
2006 memset(cbuf, 0, sizeof(cbuf));
2007
2008 if (debug)
2009 if (SSL_in_init(c_ssl))
2010 printf("client waiting in SSL_connect - %s\n",
2011 SSL_state_string_long(c_ssl));
2012
2013 if (cw_num > 0) {
2014 /* Write to server. */
2015
2016 if (cw_num > (long)sizeof(cbuf))
2017 i = sizeof(cbuf);
2018 else
2019 i = (int)cw_num;
2020 r = BIO_write(c_ssl_bio, cbuf, i);
2021 if (r < 0) {
2022 if (!BIO_should_retry(c_ssl_bio)) {
2023 fprintf(stderr, "ERROR in CLIENT\n");
2024 err_in_client = 1;
2025 goto err;
2026 }
2027 /*
2028 * BIO_should_retry(...) can just be ignored here. The
2029 * library expects us to call BIO_write with the same
2030 * arguments again, and that's what we will do in the
2031 * next iteration.
2032 */
2033 } else if (r == 0) {
2034 fprintf(stderr, "SSL CLIENT STARTUP FAILED\n");
2035 goto err;
2036 } else {
2037 if (debug)
2038 printf("client wrote %d\n", r);
2039 cw_num -= r;
2040 }
2041 }
2042
2043 if (cr_num > 0) {
2044 /* Read from server. */
2045
2046 r = BIO_read(c_ssl_bio, cbuf, sizeof(cbuf));
2047 if (r < 0) {
2048 if (!BIO_should_retry(c_ssl_bio)) {
2049 fprintf(stderr, "ERROR in CLIENT\n");
2050 err_in_client = 1;
2051 goto err;
2052 }
2053 /*
2054 * Again, "BIO_should_retry" can be ignored.
2055 */
2056 } else if (r == 0) {
2057 fprintf(stderr, "SSL CLIENT STARTUP FAILED\n");
2058 goto err;
2059 } else {
2060 if (debug)
2061 printf("client read %d\n", r);
2062 cr_num -= r;
2063 }
2064 }
2065
2066 /*
2067 * c_time and s_time increments will typically be very small
2068 * (depending on machine speed and clock tick intervals), but
2069 * sampling over a large number of connections should result in
2070 * fairly accurate figures. We cannot guarantee a lot, however
2071 * -- if each connection lasts for exactly one clock tick, it
2072 * will be counted only for the client or only for the server or
2073 * even not at all.
2074 */
2075 *c_time += (clock() - c_clock);
2076 }
2077
2078 {
2079 /* SERVER */
2080
2081 char sbuf[1024 * 8];
2082 int i, r;
2083 clock_t s_clock = clock();
2084
2085 memset(sbuf, 0, sizeof(sbuf));
2086
2087 if (debug)
2088 if (SSL_in_init(s_ssl))
2089 printf("server waiting in SSL_accept - %s\n",
2090 SSL_state_string_long(s_ssl));
2091
2092 if (sw_num > 0) {
2093 /* Write to client. */
2094
2095 if (sw_num > (long)sizeof(sbuf))
2096 i = sizeof(sbuf);
2097 else
2098 i = (int)sw_num;
2099 r = BIO_write(s_ssl_bio, sbuf, i);
2100 if (r < 0) {
2101 if (!BIO_should_retry(s_ssl_bio)) {
2102 fprintf(stderr, "ERROR in SERVER\n");
2103 err_in_server = 1;
2104 goto err;
2105 }
2106 /* Ignore "BIO_should_retry". */
2107 } else if (r == 0) {
2108 fprintf(stderr, "SSL SERVER STARTUP FAILED\n");
2109 goto err;
2110 } else {
2111 if (debug)
2112 printf("server wrote %d\n", r);
2113 sw_num -= r;
2114 }
2115 }
2116
2117 if (sr_num > 0) {
2118 /* Read from client. */
2119
2120 r = BIO_read(s_ssl_bio, sbuf, sizeof(sbuf));
2121 if (r < 0) {
2122 if (!BIO_should_retry(s_ssl_bio)) {
2123 fprintf(stderr, "ERROR in SERVER\n");
2124 err_in_server = 1;
2125 goto err;
2126 }
2127 /* blah, blah */
2128 } else if (r == 0) {
2129 fprintf(stderr, "SSL SERVER STARTUP FAILED\n");
2130 goto err;
2131 } else {
2132 if (debug)
2133 printf("server read %d\n", r);
2134 sr_num -= r;
2135 }
2136 }
2137
2138 *s_time += (clock() - s_clock);
2139 }
2140 }
2141 while (cw_num > 0 || cr_num > 0 || sw_num > 0 || sr_num > 0);
2142
2143 if (verbose)
2144 print_details(c_ssl, "DONE via TCP connect: ");
2145 # ifndef OPENSSL_NO_NEXTPROTONEG
2146 if (verify_npn(c_ssl, s_ssl) < 0)
2147 goto end;
2148 # endif
2149 if (verify_serverinfo() < 0) {
2150 fprintf(stderr, "Server info verify error\n");
2151 goto err;
2152 }
2153 if (verify_alpn(c_ssl, s_ssl) < 0
2154 || verify_servername(c_ssl, s_ssl) < 0)
2155 goto err;
2156
2157 if (custom_ext_error) {
2158 fprintf(stderr, "Custom extension error\n");
2159 goto err;
2160 }
2161
2162 # ifndef OPENSSL_NO_NEXTPROTONEG
2163 end:
2164 # endif
2165 ret = EXIT_SUCCESS;
2166
2167 err:
2168 ERR_print_errors(bio_err);
2169
2170 BIO_free_all(acpt);
2171 BIO_free(server);
2172 BIO_free(client);
2173 BIO_free(s_ssl_bio);
2174 BIO_free(c_ssl_bio);
2175
2176 if (should_negotiate != NULL && strcmp(should_negotiate, "fail-client") == 0)
2177 ret = (err_in_client != 0) ? EXIT_SUCCESS : EXIT_FAILURE;
2178 else if (should_negotiate != NULL && strcmp(should_negotiate, "fail-server") == 0)
2179 ret = (err_in_server != 0) ? EXIT_SUCCESS : EXIT_FAILURE;
2180
2181 return ret;
2182 }
2183 #endif
2184
2185 int doit_biopair(SSL *s_ssl, SSL *c_ssl, long count,
2186 clock_t *s_time, clock_t *c_time)
2187 {
2188 long cw_num = count, cr_num = count, sw_num = count, sr_num = count;
2189 BIO *s_ssl_bio = NULL, *c_ssl_bio = NULL;
2190 BIO *server = NULL, *server_io = NULL, *client = NULL, *client_io = NULL;
2191 int ret = EXIT_FAILURE;
2192 int err_in_client = 0;
2193 int err_in_server = 0;
2194
2195 size_t bufsiz = 256; /* small buffer for testing */
2196
2197 if (!BIO_new_bio_pair(&server, bufsiz, &server_io, bufsiz))
2198 goto err;
2199 if (!BIO_new_bio_pair(&client, bufsiz, &client_io, bufsiz))
2200 goto err;
2201
2202 s_ssl_bio = BIO_new(BIO_f_ssl());
2203 if (!s_ssl_bio)
2204 goto err;
2205
2206 c_ssl_bio = BIO_new(BIO_f_ssl());
2207 if (!c_ssl_bio)
2208 goto err;
2209
2210 SSL_set_connect_state(c_ssl);
2211 SSL_set_bio(c_ssl, client, client);
2212 (void)BIO_set_ssl(c_ssl_bio, c_ssl, BIO_NOCLOSE);
2213
2214 SSL_set_accept_state(s_ssl);
2215 SSL_set_bio(s_ssl, server, server);
2216 (void)BIO_set_ssl(s_ssl_bio, s_ssl, BIO_NOCLOSE);
2217
2218 do {
2219 /*-
2220 * c_ssl_bio: SSL filter BIO
2221 *
2222 * client: pseudo-I/O for SSL library
2223 *
2224 * client_io: client's SSL communication; usually to be
2225 * relayed over some I/O facility, but in this
2226 * test program, we're the server, too:
2227 *
2228 * server_io: server's SSL communication
2229 *
2230 * server: pseudo-I/O for SSL library
2231 *
2232 * s_ssl_bio: SSL filter BIO
2233 *
2234 * The client and the server each employ a "BIO pair":
2235 * client + client_io, server + server_io.
2236 * BIO pairs are symmetric. A BIO pair behaves similar
2237 * to a non-blocking socketpair (but both endpoints must
2238 * be handled by the same thread).
2239 * [Here we could connect client and server to the ends
2240 * of a single BIO pair, but then this code would be less
2241 * suitable as an example for BIO pairs in general.]
2242 *
2243 * Useful functions for querying the state of BIO pair endpoints:
2244 *
2245 * BIO_ctrl_pending(bio) number of bytes we can read now
2246 * BIO_ctrl_get_read_request(bio) number of bytes needed to fulfill
2247 * other side's read attempt
2248 * BIO_ctrl_get_write_guarantee(bio) number of bytes we can write now
2249 *
2250 * ..._read_request is never more than ..._write_guarantee;
2251 * it depends on the application which one you should use.
2252 */
2253
2254 /*
2255 * We have non-blocking behaviour throughout this test program, but
2256 * can be sure that there is *some* progress in each iteration; so we
2257 * don't have to worry about ..._SHOULD_READ or ..._SHOULD_WRITE --
2258 * we just try everything in each iteration
2259 */
2260
2261 {
2262 /* CLIENT */
2263
2264 char cbuf[1024 * 8];
2265 int i, r;
2266 clock_t c_clock = clock();
2267
2268 memset(cbuf, 0, sizeof(cbuf));
2269
2270 if (debug)
2271 if (SSL_in_init(c_ssl))
2272 printf("client waiting in SSL_connect - %s\n",
2273 SSL_state_string_long(c_ssl));
2274
2275 if (cw_num > 0) {
2276 /* Write to server. */
2277
2278 if (cw_num > (long)sizeof(cbuf))
2279 i = sizeof(cbuf);
2280 else
2281 i = (int)cw_num;
2282 r = BIO_write(c_ssl_bio, cbuf, i);
2283 if (r < 0) {
2284 if (!BIO_should_retry(c_ssl_bio)) {
2285 fprintf(stderr, "ERROR in CLIENT\n");
2286 err_in_client = 1;
2287 goto err;
2288 }
2289 /*
2290 * BIO_should_retry(...) can just be ignored here. The
2291 * library expects us to call BIO_write with the same
2292 * arguments again, and that's what we will do in the
2293 * next iteration.
2294 */
2295 } else if (r == 0) {
2296 fprintf(stderr, "SSL CLIENT STARTUP FAILED\n");
2297 goto err;
2298 } else {
2299 if (debug)
2300 printf("client wrote %d\n", r);
2301 cw_num -= r;
2302 }
2303 }
2304
2305 if (cr_num > 0) {
2306 /* Read from server. */
2307
2308 r = BIO_read(c_ssl_bio, cbuf, sizeof(cbuf));
2309 if (r < 0) {
2310 if (!BIO_should_retry(c_ssl_bio)) {
2311 fprintf(stderr, "ERROR in CLIENT\n");
2312 err_in_client = 1;
2313 goto err;
2314 }
2315 /*
2316 * Again, "BIO_should_retry" can be ignored.
2317 */
2318 } else if (r == 0) {
2319 fprintf(stderr, "SSL CLIENT STARTUP FAILED\n");
2320 goto err;
2321 } else {
2322 if (debug)
2323 printf("client read %d\n", r);
2324 cr_num -= r;
2325 }
2326 }
2327
2328 /*
2329 * c_time and s_time increments will typically be very small
2330 * (depending on machine speed and clock tick intervals), but
2331 * sampling over a large number of connections should result in
2332 * fairly accurate figures. We cannot guarantee a lot, however
2333 * -- if each connection lasts for exactly one clock tick, it
2334 * will be counted only for the client or only for the server or
2335 * even not at all.
2336 */
2337 *c_time += (clock() - c_clock);
2338 }
2339
2340 {
2341 /* SERVER */
2342
2343 char sbuf[1024 * 8];
2344 int i, r;
2345 clock_t s_clock = clock();
2346
2347 memset(sbuf, 0, sizeof(sbuf));
2348
2349 if (debug)
2350 if (SSL_in_init(s_ssl))
2351 printf("server waiting in SSL_accept - %s\n",
2352 SSL_state_string_long(s_ssl));
2353
2354 if (sw_num > 0) {
2355 /* Write to client. */
2356
2357 if (sw_num > (long)sizeof(sbuf))
2358 i = sizeof(sbuf);
2359 else
2360 i = (int)sw_num;
2361 r = BIO_write(s_ssl_bio, sbuf, i);
2362 if (r < 0) {
2363 if (!BIO_should_retry(s_ssl_bio)) {
2364 fprintf(stderr, "ERROR in SERVER\n");
2365 err_in_server = 1;
2366 goto err;
2367 }
2368 /* Ignore "BIO_should_retry". */
2369 } else if (r == 0) {
2370 fprintf(stderr, "SSL SERVER STARTUP FAILED\n");
2371 goto err;
2372 } else {
2373 if (debug)
2374 printf("server wrote %d\n", r);
2375 sw_num -= r;
2376 }
2377 }
2378
2379 if (sr_num > 0) {
2380 /* Read from client. */
2381
2382 r = BIO_read(s_ssl_bio, sbuf, sizeof(sbuf));
2383 if (r < 0) {
2384 if (!BIO_should_retry(s_ssl_bio)) {
2385 fprintf(stderr, "ERROR in SERVER\n");
2386 err_in_server = 1;
2387 goto err;
2388 }
2389 /* blah, blah */
2390 } else if (r == 0) {
2391 fprintf(stderr, "SSL SERVER STARTUP FAILED\n");
2392 goto err;
2393 } else {
2394 if (debug)
2395 printf("server read %d\n", r);
2396 sr_num -= r;
2397 }
2398 }
2399
2400 *s_time += (clock() - s_clock);
2401 }
2402
2403 {
2404 /* "I/O" BETWEEN CLIENT AND SERVER. */
2405
2406 size_t r1, r2;
2407 BIO *io1 = server_io, *io2 = client_io;
2408 /*
2409 * we use the non-copying interface for io1 and the standard
2410 * BIO_write/BIO_read interface for io2
2411 */
2412
2413 static int prev_progress = 1;
2414 int progress = 0;
2415
2416 /* io1 to io2 */
2417 do {
2418 size_t num;
2419 int r;
2420
2421 r1 = BIO_ctrl_pending(io1);
2422 r2 = BIO_ctrl_get_write_guarantee(io2);
2423
2424 num = r1;
2425 if (r2 < num)
2426 num = r2;
2427 if (num) {
2428 char *dataptr;
2429
2430 if (INT_MAX < num) /* yeah, right */
2431 num = INT_MAX;
2432
2433 r = BIO_nread(io1, &dataptr, (int)num);
2434 assert(r > 0);
2435 assert(r <= (int)num);
2436 /*
2437 * possibly r < num (non-contiguous data)
2438 */
2439 num = r;
2440 r = BIO_write(io2, dataptr, (int)num);
2441 if (r != (int)num) { /* can't happen */
2442 fprintf(stderr, "ERROR: BIO_write could not write "
2443 "BIO_ctrl_get_write_guarantee() bytes");
2444 goto err;
2445 }
2446 progress = 1;
2447
2448 if (debug)
2449 printf((io1 == client_io) ?
2450 "C->S relaying: %d bytes\n" :
2451 "S->C relaying: %d bytes\n", (int)num);
2452 }
2453 }
2454 while (r1 && r2);
2455
2456 /* io2 to io1 */
2457 {
2458 size_t num;
2459 int r;
2460
2461 r1 = BIO_ctrl_pending(io2);
2462 r2 = BIO_ctrl_get_read_request(io1);
2463 /*
2464 * here we could use ..._get_write_guarantee instead of
2465 * ..._get_read_request, but by using the latter we test
2466 * restartability of the SSL implementation more thoroughly
2467 */
2468 num = r1;
2469 if (r2 < num)
2470 num = r2;
2471 if (num) {
2472 char *dataptr;
2473
2474 if (INT_MAX < num)
2475 num = INT_MAX;
2476
2477 if (num > 1)
2478 --num; /* test restartability even more thoroughly */
2479
2480 r = BIO_nwrite0(io1, &dataptr);
2481 assert(r > 0);
2482 if (r < (int)num)
2483 num = r;
2484 r = BIO_read(io2, dataptr, (int)num);
2485 if (r != (int)num) { /* can't happen */
2486 fprintf(stderr, "ERROR: BIO_read could not read "
2487 "BIO_ctrl_pending() bytes");
2488 goto err;
2489 }
2490 progress = 1;
2491 r = BIO_nwrite(io1, &dataptr, (int)num);
2492 if (r != (int)num) { /* can't happen */
2493 fprintf(stderr, "ERROR: BIO_nwrite() did not accept "
2494 "BIO_nwrite0() bytes");
2495 goto err;
2496 }
2497
2498 if (debug)
2499 printf((io2 == client_io) ?
2500 "C->S relaying: %d bytes\n" :
2501 "S->C relaying: %d bytes\n", (int)num);
2502 }
2503 } /* no loop, BIO_ctrl_get_read_request now
2504 * returns 0 anyway */
2505
2506 if (!progress && !prev_progress)
2507 if (cw_num > 0 || cr_num > 0 || sw_num > 0 || sr_num > 0) {
2508 fprintf(stderr, "ERROR: got stuck\n");
2509 fprintf(stderr, " ERROR.\n");
2510 goto err;
2511 }
2512 prev_progress = progress;
2513 }
2514 }
2515 while (cw_num > 0 || cr_num > 0 || sw_num > 0 || sr_num > 0);
2516
2517 if (verbose)
2518 print_details(c_ssl, "DONE via BIO pair: ");
2519 #ifndef OPENSSL_NO_NEXTPROTONEG
2520 if (verify_npn(c_ssl, s_ssl) < 0)
2521 goto end;
2522 #endif
2523 if (verify_serverinfo() < 0) {
2524 fprintf(stderr, "Server info verify error\n");
2525 goto err;
2526 }
2527 if (verify_alpn(c_ssl, s_ssl) < 0
2528 || verify_servername(c_ssl, s_ssl) < 0)
2529 goto err;
2530
2531 if (custom_ext_error) {
2532 fprintf(stderr, "Custom extension error\n");
2533 goto err;
2534 }
2535
2536 #ifndef OPENSSL_NO_NEXTPROTONEG
2537 end:
2538 #endif
2539 ret = EXIT_SUCCESS;
2540
2541 err:
2542 ERR_print_errors(bio_err);
2543
2544 BIO_free(server);
2545 BIO_free(server_io);
2546 BIO_free(client);
2547 BIO_free(client_io);
2548 BIO_free(s_ssl_bio);
2549 BIO_free(c_ssl_bio);
2550
2551 if (should_negotiate != NULL && strcmp(should_negotiate, "fail-client") == 0)
2552 ret = (err_in_client != 0) ? EXIT_SUCCESS : EXIT_FAILURE;
2553 else if (should_negotiate != NULL && strcmp(should_negotiate, "fail-server") == 0)
2554 ret = (err_in_server != 0) ? EXIT_SUCCESS : EXIT_FAILURE;
2555
2556 return ret;
2557 }
2558
2559 #define W_READ 1
2560 #define W_WRITE 2
2561 #define C_DONE 1
2562 #define S_DONE 2
2563
2564 int doit(SSL *s_ssl, SSL *c_ssl, long count)
2565 {
2566 char *cbuf = NULL, *sbuf = NULL;
2567 long bufsiz;
2568 long cw_num = count, cr_num = count;
2569 long sw_num = count, sr_num = count;
2570 int ret = EXIT_FAILURE;
2571 BIO *c_to_s = NULL;
2572 BIO *s_to_c = NULL;
2573 BIO *c_bio = NULL;
2574 BIO *s_bio = NULL;
2575 int c_r, c_w, s_r, s_w;
2576 int i, j;
2577 int done = 0;
2578 int c_write, s_write;
2579 int do_server = 0, do_client = 0;
2580 int max_frag = 5 * 1024;
2581 int err_in_client = 0;
2582 int err_in_server = 0;
2583
2584 bufsiz = count > 40 * 1024 ? 40 * 1024 : count;
2585
2586 if ((cbuf = OPENSSL_zalloc(bufsiz)) == NULL)
2587 goto err;
2588 if ((sbuf = OPENSSL_zalloc(bufsiz)) == NULL)
2589 goto err;
2590
2591 c_to_s = BIO_new(BIO_s_mem());
2592 s_to_c = BIO_new(BIO_s_mem());
2593 if ((s_to_c == NULL) || (c_to_s == NULL)) {
2594 ERR_print_errors(bio_err);
2595 goto err;
2596 }
2597
2598 c_bio = BIO_new(BIO_f_ssl());
2599 s_bio = BIO_new(BIO_f_ssl());
2600 if ((c_bio == NULL) || (s_bio == NULL)) {
2601 ERR_print_errors(bio_err);
2602 goto err;
2603 }
2604
2605 SSL_set_connect_state(c_ssl);
2606 SSL_set_bio(c_ssl, s_to_c, c_to_s);
2607 SSL_set_max_send_fragment(c_ssl, max_frag);
2608 BIO_set_ssl(c_bio, c_ssl, BIO_NOCLOSE);
2609
2610 /*
2611 * We've just given our ref to these BIOs to c_ssl. We need another one to
2612 * give to s_ssl
2613 */
2614 if (!BIO_up_ref(c_to_s)) {
2615 /* c_to_s and s_to_c will get freed when we free c_ssl */
2616 c_to_s = NULL;
2617 s_to_c = NULL;
2618 goto err;
2619 }
2620 if (!BIO_up_ref(s_to_c)) {
2621 /* s_to_c will get freed when we free c_ssl */
2622 s_to_c = NULL;
2623 goto err;
2624 }
2625
2626 SSL_set_accept_state(s_ssl);
2627 SSL_set_bio(s_ssl, c_to_s, s_to_c);
2628
2629 /* We've used up all our refs to these now */
2630 c_to_s = NULL;
2631 s_to_c = NULL;
2632
2633 SSL_set_max_send_fragment(s_ssl, max_frag);
2634 BIO_set_ssl(s_bio, s_ssl, BIO_NOCLOSE);
2635
2636 c_r = 0;
2637 s_r = 1;
2638 c_w = 1;
2639 s_w = 0;
2640 c_write = 1, s_write = 0;
2641
2642 /* We can always do writes */
2643 for (;;) {
2644 do_server = 0;
2645 do_client = 0;
2646
2647 i = (int)BIO_pending(s_bio);
2648 if ((i && s_r) || s_w)
2649 do_server = 1;
2650
2651 i = (int)BIO_pending(c_bio);
2652 if ((i && c_r) || c_w)
2653 do_client = 1;
2654
2655 if (do_server && debug) {
2656 if (SSL_in_init(s_ssl))
2657 printf("server waiting in SSL_accept - %s\n",
2658 SSL_state_string_long(s_ssl));
2659 }
2660
2661 if (do_client && debug) {
2662 if (SSL_in_init(c_ssl))
2663 printf("client waiting in SSL_connect - %s\n",
2664 SSL_state_string_long(c_ssl));
2665 }
2666
2667 if (!do_client && !do_server) {
2668 fprintf(stdout, "ERROR IN STARTUP\n");
2669 ERR_print_errors(bio_err);
2670 goto err;
2671 }
2672 if (do_client && !(done & C_DONE)) {
2673 if (c_write) {
2674 j = (cw_num > bufsiz) ? (int)bufsiz : (int)cw_num;
2675 i = BIO_write(c_bio, cbuf, j);
2676 if (i < 0) {
2677 c_r = 0;
2678 c_w = 0;
2679 if (BIO_should_retry(c_bio)) {
2680 if (BIO_should_read(c_bio))
2681 c_r = 1;
2682 if (BIO_should_write(c_bio))
2683 c_w = 1;
2684 } else {
2685 fprintf(stderr, "ERROR in CLIENT\n");
2686 err_in_client = 1;
2687 ERR_print_errors(bio_err);
2688 goto err;
2689 }
2690 } else if (i == 0) {
2691 fprintf(stderr, "SSL CLIENT STARTUP FAILED\n");
2692 goto err;
2693 } else {
2694 if (debug)
2695 printf("client wrote %d\n", i);
2696 /* ok */
2697 s_r = 1;
2698 c_write = 0;
2699 cw_num -= i;
2700 if (max_frag > 1029)
2701 SSL_set_max_send_fragment(c_ssl, max_frag -= 5);
2702 }
2703 } else {
2704 i = BIO_read(c_bio, cbuf, bufsiz);
2705 if (i < 0) {
2706 c_r = 0;
2707 c_w = 0;
2708 if (BIO_should_retry(c_bio)) {
2709 if (BIO_should_read(c_bio))
2710 c_r = 1;
2711 if (BIO_should_write(c_bio))
2712 c_w = 1;
2713 } else {
2714 fprintf(stderr, "ERROR in CLIENT\n");
2715 err_in_client = 1;
2716 ERR_print_errors(bio_err);
2717 goto err;
2718 }
2719 } else if (i == 0) {
2720 fprintf(stderr, "SSL CLIENT STARTUP FAILED\n");
2721 goto err;
2722 } else {
2723 if (debug)
2724 printf("client read %d\n", i);
2725 cr_num -= i;
2726 if (sw_num > 0) {
2727 s_write = 1;
2728 s_w = 1;
2729 }
2730 if (cr_num <= 0) {
2731 s_write = 1;
2732 s_w = 1;
2733 done = S_DONE | C_DONE;
2734 }
2735 }
2736 }
2737 }
2738
2739 if (do_server && !(done & S_DONE)) {
2740 if (!s_write) {
2741 i = BIO_read(s_bio, sbuf, bufsiz);
2742 if (i < 0) {
2743 s_r = 0;
2744 s_w = 0;
2745 if (BIO_should_retry(s_bio)) {
2746 if (BIO_should_read(s_bio))
2747 s_r = 1;
2748 if (BIO_should_write(s_bio))
2749 s_w = 1;
2750 } else {
2751 fprintf(stderr, "ERROR in SERVER\n");
2752 err_in_server = 1;
2753 ERR_print_errors(bio_err);
2754 goto err;
2755 }
2756 } else if (i == 0) {
2757 ERR_print_errors(bio_err);
2758 fprintf(stderr,
2759 "SSL SERVER STARTUP FAILED in SSL_read\n");
2760 goto err;
2761 } else {
2762 if (debug)
2763 printf("server read %d\n", i);
2764 sr_num -= i;
2765 if (cw_num > 0) {
2766 c_write = 1;
2767 c_w = 1;
2768 }
2769 if (sr_num <= 0) {
2770 s_write = 1;
2771 s_w = 1;
2772 c_write = 0;
2773 }
2774 }
2775 } else {
2776 j = (sw_num > bufsiz) ? (int)bufsiz : (int)sw_num;
2777 i = BIO_write(s_bio, sbuf, j);
2778 if (i < 0) {
2779 s_r = 0;
2780 s_w = 0;
2781 if (BIO_should_retry(s_bio)) {
2782 if (BIO_should_read(s_bio))
2783 s_r = 1;
2784 if (BIO_should_write(s_bio))
2785 s_w = 1;
2786 } else {
2787 fprintf(stderr, "ERROR in SERVER\n");
2788 err_in_server = 1;
2789 ERR_print_errors(bio_err);
2790 goto err;
2791 }
2792 } else if (i == 0) {
2793 ERR_print_errors(bio_err);
2794 fprintf(stderr,
2795 "SSL SERVER STARTUP FAILED in SSL_write\n");
2796 goto err;
2797 } else {
2798 if (debug)
2799 printf("server wrote %d\n", i);
2800 sw_num -= i;
2801 s_write = 0;
2802 c_r = 1;
2803 if (sw_num <= 0)
2804 done |= S_DONE;
2805 if (max_frag > 1029)
2806 SSL_set_max_send_fragment(s_ssl, max_frag -= 5);
2807 }
2808 }
2809 }
2810
2811 if ((done & S_DONE) && (done & C_DONE))
2812 break;
2813 }
2814
2815 if (verbose)
2816 print_details(c_ssl, "DONE: ");
2817 #ifndef OPENSSL_NO_NEXTPROTONEG
2818 if (verify_npn(c_ssl, s_ssl) < 0)
2819 goto err;
2820 #endif
2821 if (verify_serverinfo() < 0) {
2822 fprintf(stderr, "Server info verify error\n");
2823 goto err;
2824 }
2825 if (custom_ext_error) {
2826 fprintf(stderr, "Custom extension error\n");
2827 goto err;
2828 }
2829 ret = EXIT_SUCCESS;
2830 err:
2831 BIO_free(c_to_s);
2832 BIO_free(s_to_c);
2833 BIO_free_all(c_bio);
2834 BIO_free_all(s_bio);
2835 OPENSSL_free(cbuf);
2836 OPENSSL_free(sbuf);
2837
2838 if (should_negotiate != NULL && strcmp(should_negotiate, "fail-client") == 0)
2839 ret = (err_in_client != 0) ? EXIT_SUCCESS : EXIT_FAILURE;
2840 else if (should_negotiate != NULL && strcmp(should_negotiate, "fail-server") == 0)
2841 ret = (err_in_server != 0) ? EXIT_SUCCESS : EXIT_FAILURE;
2842
2843 return ret;
2844 }
2845
2846 static int verify_callback(int ok, X509_STORE_CTX *ctx)
2847 {
2848 char *s, buf[256];
2849
2850 s = X509_NAME_oneline(X509_get_subject_name(X509_STORE_CTX_get_current_cert(ctx)),
2851 buf, sizeof(buf));
2852 if (s != NULL) {
2853 if (ok)
2854 printf("depth=%d %s\n", X509_STORE_CTX_get_error_depth(ctx), buf);
2855 else {
2856 fprintf(stderr, "depth=%d error=%d %s\n",
2857 X509_STORE_CTX_get_error_depth(ctx),
2858 X509_STORE_CTX_get_error(ctx), buf);
2859 }
2860 }
2861
2862 if (ok == 0) {
2863 int i = X509_STORE_CTX_get_error(ctx);
2864
2865 switch (i) {
2866 default:
2867 fprintf(stderr, "Error string: %s\n",
2868 X509_verify_cert_error_string(i));
2869 break;
2870 case X509_V_ERR_CERT_NOT_YET_VALID:
2871 case X509_V_ERR_CERT_HAS_EXPIRED:
2872 case X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT:
2873 ok = 1;
2874 break;
2875 }
2876 }
2877
2878 return ok;
2879 }
2880
2881 static int app_verify_callback(X509_STORE_CTX *ctx, void *arg)
2882 {
2883 int ok = 1;
2884 struct app_verify_arg *cb_arg = arg;
2885
2886 if (cb_arg->app_verify) {
2887 char *s = NULL, buf[256];
2888 X509 *c = X509_STORE_CTX_get0_cert(ctx);
2889
2890 printf("In app_verify_callback, allowing cert. ");
2891 printf("Arg is: %s\n", cb_arg->string);
2892 printf("Finished printing do we have a context? 0x%p a cert? 0x%p\n",
2893 (void *)ctx, (void *)c);
2894 if (c)
2895 s = X509_NAME_oneline(X509_get_subject_name(c), buf, 256);
2896 if (s != NULL) {
2897 printf("cert depth=%d %s\n",
2898 X509_STORE_CTX_get_error_depth(ctx), buf);
2899 }
2900 return 1;
2901 }
2902
2903 ok = X509_verify_cert(ctx);
2904
2905 return ok;
2906 }
2907
2908 #ifndef OPENSSL_NO_DH
2909 /*-
2910 * These DH parameters have been generated as follows:
2911 * $ openssl dhparam -C -noout 512
2912 * $ openssl dhparam -C -noout 1024
2913 * $ openssl dhparam -C -noout -dsaparam 1024
2914 * (The third function has been renamed to avoid name conflicts.)
2915 */
2916 static DH *get_dh512(void)
2917 {
2918 static unsigned char dh512_p[] = {
2919 0xCB, 0xC8, 0xE1, 0x86, 0xD0, 0x1F, 0x94, 0x17, 0xA6, 0x99, 0xF0,
2920 0xC6,
2921 0x1F, 0x0D, 0xAC, 0xB6, 0x25, 0x3E, 0x06, 0x39, 0xCA, 0x72, 0x04,
2922 0xB0,
2923 0x6E, 0xDA, 0xC0, 0x61, 0xE6, 0x7A, 0x77, 0x25, 0xE8, 0x3B, 0xB9,
2924 0x5F,
2925 0x9A, 0xB6, 0xB5, 0xFE, 0x99, 0x0B, 0xA1, 0x93, 0x4E, 0x35, 0x33,
2926 0xB8,
2927 0xE1, 0xF1, 0x13, 0x4F, 0x59, 0x1A, 0xD2, 0x57, 0xC0, 0x26, 0x21,
2928 0x33,
2929 0x02, 0xC5, 0xAE, 0x23,
2930 };
2931 static unsigned char dh512_g[] = {
2932 0x02,
2933 };
2934 DH *dh;
2935 BIGNUM *p, *g;
2936
2937 if ((dh = DH_new()) == NULL)
2938 return NULL;
2939 p = BN_bin2bn(dh512_p, sizeof(dh512_p), NULL);
2940 g = BN_bin2bn(dh512_g, sizeof(dh512_g), NULL);
2941 if ((p == NULL) || (g == NULL) || !DH_set0_pqg(dh, p, NULL, g)) {
2942 DH_free(dh);
2943 BN_free(p);
2944 BN_free(g);
2945 return NULL;
2946 }
2947 return dh;
2948 }
2949
2950 static DH *get_dh1024(void)
2951 {
2952 static unsigned char dh1024_p[] = {
2953 0xF8, 0x81, 0x89, 0x7D, 0x14, 0x24, 0xC5, 0xD1, 0xE6, 0xF7, 0xBF,
2954 0x3A,
2955 0xE4, 0x90, 0xF4, 0xFC, 0x73, 0xFB, 0x34, 0xB5, 0xFA, 0x4C, 0x56,
2956 0xA2,
2957 0xEA, 0xA7, 0xE9, 0xC0, 0xC0, 0xCE, 0x89, 0xE1, 0xFA, 0x63, 0x3F,
2958 0xB0,
2959 0x6B, 0x32, 0x66, 0xF1, 0xD1, 0x7B, 0xB0, 0x00, 0x8F, 0xCA, 0x87,
2960 0xC2,
2961 0xAE, 0x98, 0x89, 0x26, 0x17, 0xC2, 0x05, 0xD2, 0xEC, 0x08, 0xD0,
2962 0x8C,
2963 0xFF, 0x17, 0x52, 0x8C, 0xC5, 0x07, 0x93, 0x03, 0xB1, 0xF6, 0x2F,
2964 0xB8,
2965 0x1C, 0x52, 0x47, 0x27, 0x1B, 0xDB, 0xD1, 0x8D, 0x9D, 0x69, 0x1D,
2966 0x52,
2967 0x4B, 0x32, 0x81, 0xAA, 0x7F, 0x00, 0xC8, 0xDC, 0xE6, 0xD9, 0xCC,
2968 0xC1,
2969 0x11, 0x2D, 0x37, 0x34, 0x6C, 0xEA, 0x02, 0x97, 0x4B, 0x0E, 0xBB,
2970 0xB1,
2971 0x71, 0x33, 0x09, 0x15, 0xFD, 0xDD, 0x23, 0x87, 0x07, 0x5E, 0x89,
2972 0xAB,
2973 0x6B, 0x7C, 0x5F, 0xEC, 0xA6, 0x24, 0xDC, 0x53,
2974 };
2975 static unsigned char dh1024_g[] = {
2976 0x02,
2977 };
2978 DH *dh;
2979 BIGNUM *p, *g;
2980
2981 if ((dh = DH_new()) == NULL)
2982 return NULL;
2983 p = BN_bin2bn(dh1024_p, sizeof(dh1024_p), NULL);
2984 g = BN_bin2bn(dh1024_g, sizeof(dh1024_g), NULL);
2985 if ((p == NULL) || (g == NULL) || !DH_set0_pqg(dh, p, NULL, g)) {
2986 DH_free(dh);
2987 BN_free(p);
2988 BN_free(g);
2989 return NULL;
2990 }
2991 return dh;
2992 }
2993
2994 static DH *get_dh1024dsa(void)
2995 {
2996 static unsigned char dh1024_p[] = {
2997 0xC8, 0x00, 0xF7, 0x08, 0x07, 0x89, 0x4D, 0x90, 0x53, 0xF3, 0xD5,
2998 0x00,
2999 0x21, 0x1B, 0xF7, 0x31, 0xA6, 0xA2, 0xDA, 0x23, 0x9A, 0xC7, 0x87,
3000 0x19,
3001 0x3B, 0x47, 0xB6, 0x8C, 0x04, 0x6F, 0xFF, 0xC6, 0x9B, 0xB8, 0x65,
3002 0xD2,
3003 0xC2, 0x5F, 0x31, 0x83, 0x4A, 0xA7, 0x5F, 0x2F, 0x88, 0x38, 0xB6,
3004 0x55,
3005 0xCF, 0xD9, 0x87, 0x6D, 0x6F, 0x9F, 0xDA, 0xAC, 0xA6, 0x48, 0xAF,
3006 0xFC,
3007 0x33, 0x84, 0x37, 0x5B, 0x82, 0x4A, 0x31, 0x5D, 0xE7, 0xBD, 0x52,
3008 0x97,
3009 0xA1, 0x77, 0xBF, 0x10, 0x9E, 0x37, 0xEA, 0x64, 0xFA, 0xCA, 0x28,
3010 0x8D,
3011 0x9D, 0x3B, 0xD2, 0x6E, 0x09, 0x5C, 0x68, 0xC7, 0x45, 0x90, 0xFD,
3012 0xBB,
3013 0x70, 0xC9, 0x3A, 0xBB, 0xDF, 0xD4, 0x21, 0x0F, 0xC4, 0x6A, 0x3C,
3014 0xF6,
3015 0x61, 0xCF, 0x3F, 0xD6, 0x13, 0xF1, 0x5F, 0xBC, 0xCF, 0xBC, 0x26,
3016 0x9E,
3017 0xBC, 0x0B, 0xBD, 0xAB, 0x5D, 0xC9, 0x54, 0x39,
3018 };
3019 static unsigned char dh1024_g[] = {
3020 0x3B, 0x40, 0x86, 0xE7, 0xF3, 0x6C, 0xDE, 0x67, 0x1C, 0xCC, 0x80,
3021 0x05,
3022 0x5A, 0xDF, 0xFE, 0xBD, 0x20, 0x27, 0x74, 0x6C, 0x24, 0xC9, 0x03,
3023 0xF3,
3024 0xE1, 0x8D, 0xC3, 0x7D, 0x98, 0x27, 0x40, 0x08, 0xB8, 0x8C, 0x6A,
3025 0xE9,
3026 0xBB, 0x1A, 0x3A, 0xD6, 0x86, 0x83, 0x5E, 0x72, 0x41, 0xCE, 0x85,
3027 0x3C,
3028 0xD2, 0xB3, 0xFC, 0x13, 0xCE, 0x37, 0x81, 0x9E, 0x4C, 0x1C, 0x7B,
3029 0x65,
3030 0xD3, 0xE6, 0xA6, 0x00, 0xF5, 0x5A, 0x95, 0x43, 0x5E, 0x81, 0xCF,
3031 0x60,
3032 0xA2, 0x23, 0xFC, 0x36, 0xA7, 0x5D, 0x7A, 0x4C, 0x06, 0x91, 0x6E,
3033 0xF6,
3034 0x57, 0xEE, 0x36, 0xCB, 0x06, 0xEA, 0xF5, 0x3D, 0x95, 0x49, 0xCB,
3035 0xA7,
3036 0xDD, 0x81, 0xDF, 0x80, 0x09, 0x4A, 0x97, 0x4D, 0xA8, 0x22, 0x72,
3037 0xA1,
3038 0x7F, 0xC4, 0x70, 0x56, 0x70, 0xE8, 0x20, 0x10, 0x18, 0x8F, 0x2E,
3039 0x60,
3040 0x07, 0xE7, 0x68, 0x1A, 0x82, 0x5D, 0x32, 0xA2,
3041 };
3042 DH *dh;
3043 BIGNUM *p, *g;
3044
3045 if ((dh = DH_new()) == NULL)
3046 return NULL;
3047 p = BN_bin2bn(dh1024_p, sizeof(dh1024_p), NULL);
3048 g = BN_bin2bn(dh1024_g, sizeof(dh1024_g), NULL);
3049 if ((p == NULL) || (g == NULL) || !DH_set0_pqg(dh, p, NULL, g)) {
3050 DH_free(dh);
3051 BN_free(p);
3052 BN_free(g);
3053 return NULL;
3054 }
3055 DH_set_length(dh, 160);
3056 return dh;
3057 }
3058 #endif
3059
3060 #ifndef OPENSSL_NO_PSK
3061 /* convert the PSK key (psk_key) in ascii to binary (psk) */
3062 static int psk_key2bn(const char *pskkey, unsigned char *psk,
3063 unsigned int max_psk_len)
3064 {
3065 int ret;
3066 BIGNUM *bn = NULL;
3067
3068 ret = BN_hex2bn(&bn, pskkey);
3069 if (!ret) {
3070 BIO_printf(bio_err, "Could not convert PSK key '%s' to BIGNUM\n",
3071 pskkey);
3072 BN_free(bn);
3073 return 0;
3074 }
3075 if (BN_num_bytes(bn) > (int)max_psk_len) {
3076 BIO_printf(bio_err,
3077 "psk buffer of callback is too small (%d) for key (%d)\n",
3078 max_psk_len, BN_num_bytes(bn));
3079 BN_free(bn);
3080 return 0;
3081 }
3082 ret = BN_bn2bin(bn, psk);
3083 BN_free(bn);
3084 return ret;
3085 }
3086
3087 static unsigned int psk_client_callback(SSL *ssl, const char *hint,
3088 char *identity,
3089 unsigned int max_identity_len,
3090 unsigned char *psk,
3091 unsigned int max_psk_len)
3092 {
3093 int ret;
3094 unsigned int psk_len = 0;
3095
3096 ret = BIO_snprintf(identity, max_identity_len, "Client_identity");
3097 if (ret < 0)
3098 goto out_err;
3099 if (debug)
3100 fprintf(stderr, "client: created identity '%s' len=%d\n", identity,
3101 ret);
3102 ret = psk_key2bn(psk_key, psk, max_psk_len);
3103 if (ret < 0)
3104 goto out_err;
3105 psk_len = ret;
3106 out_err:
3107 return psk_len;
3108 }
3109
3110 static unsigned int psk_server_callback(SSL *ssl, const char *identity,
3111 unsigned char *psk,
3112 unsigned int max_psk_len)
3113 {
3114 unsigned int psk_len = 0;
3115
3116 if (strcmp(identity, "Client_identity") != 0) {
3117 BIO_printf(bio_err, "server: PSK error: client identity not found\n");
3118 return 0;
3119 }
3120 psk_len = psk_key2bn(psk_key, psk, max_psk_len);
3121 return psk_len;
3122 }
3123 #endif
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