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[thirdparty/openssl.git] / test / ssl_old_test.c
1 /*
2 * Copyright 1995-2021 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 #include "internal/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 #include <openssl/rsa.h>
50 #ifndef OPENSSL_NO_DSA
51 # include <openssl/dsa.h>
52 #endif
53 #include <openssl/bn.h>
54 #ifndef OPENSSL_NO_CT
55 # include <openssl/ct.h>
56 #endif
57 #include <openssl/provider.h>
58 #include "testutil.h"
59
60 /*
61 * Or gethostname won't be declared properly
62 * on Compaq platforms (at least with DEC C).
63 * Do not try to put it earlier, or IPv6 includes
64 * get screwed...
65 */
66 #define _XOPEN_SOURCE_EXTENDED 1
67
68 #ifdef OPENSSL_SYS_WINDOWS
69 # include <winsock.h>
70 #else
71 # include <unistd.h>
72 #endif
73
74 #include "helpers/predefined_dhparams.h"
75
76 static SSL_CTX *s_ctx = NULL;
77 static SSL_CTX *s_ctx2 = NULL;
78
79 /*
80 * There is really no standard for this, so let's assign something
81 * only for this test
82 */
83 #define COMP_ZLIB 1
84
85 static int verify_callback(int ok, X509_STORE_CTX *ctx);
86 static int app_verify_callback(X509_STORE_CTX *ctx, void *arg);
87 #define APP_CALLBACK_STRING "Test Callback Argument"
88 struct app_verify_arg {
89 char *string;
90 int app_verify;
91 };
92
93 static char *psk_key = NULL; /* by default PSK is not used */
94 #ifndef OPENSSL_NO_PSK
95 static unsigned int psk_client_callback(SSL *ssl, const char *hint,
96 char *identity,
97 unsigned int max_identity_len,
98 unsigned char *psk,
99 unsigned int max_psk_len);
100 static unsigned int psk_server_callback(SSL *ssl, const char *identity,
101 unsigned char *psk,
102 unsigned int max_psk_len);
103 #endif
104
105 static BIO *bio_stdout = NULL;
106
107 #ifndef OPENSSL_NO_NEXTPROTONEG
108 /* Note that this code assumes that this is only a one element list: */
109 static const char NEXT_PROTO_STRING[] = "\x09testproto";
110 static int npn_client = 0;
111 static int npn_server = 0;
112 static int npn_server_reject = 0;
113
114 static int cb_client_npn(SSL *s, unsigned char **out, unsigned char *outlen,
115 const unsigned char *in, unsigned int inlen,
116 void *arg)
117 {
118 /*
119 * This callback only returns the protocol string, rather than a length
120 * prefixed set. We assume that NEXT_PROTO_STRING is a one element list
121 * and remove the first byte to chop off the length prefix.
122 */
123 *out = (unsigned char *)NEXT_PROTO_STRING + 1;
124 *outlen = sizeof(NEXT_PROTO_STRING) - 2;
125 return SSL_TLSEXT_ERR_OK;
126 }
127
128 static int cb_server_npn(SSL *s, const unsigned char **data,
129 unsigned int *len, void *arg)
130 {
131 *data = (const unsigned char *)NEXT_PROTO_STRING;
132 *len = sizeof(NEXT_PROTO_STRING) - 1;
133 return SSL_TLSEXT_ERR_OK;
134 }
135
136 static int cb_server_rejects_npn(SSL *s, const unsigned char **data,
137 unsigned int *len, void *arg)
138 {
139 return SSL_TLSEXT_ERR_NOACK;
140 }
141
142 static int verify_npn(SSL *client, SSL *server)
143 {
144 const unsigned char *client_s;
145 unsigned client_len;
146 const unsigned char *server_s;
147 unsigned server_len;
148
149 SSL_get0_next_proto_negotiated(client, &client_s, &client_len);
150 SSL_get0_next_proto_negotiated(server, &server_s, &server_len);
151
152 if (client_len) {
153 BIO_printf(bio_stdout, "Client NPN: ");
154 BIO_write(bio_stdout, client_s, client_len);
155 BIO_printf(bio_stdout, "\n");
156 }
157
158 if (server_len) {
159 BIO_printf(bio_stdout, "Server NPN: ");
160 BIO_write(bio_stdout, server_s, server_len);
161 BIO_printf(bio_stdout, "\n");
162 }
163
164 /*
165 * If an NPN string was returned, it must be the protocol that we
166 * expected to negotiate.
167 */
168 if (client_len && (client_len != sizeof(NEXT_PROTO_STRING) - 2 ||
169 memcmp(client_s, NEXT_PROTO_STRING + 1, client_len)))
170 return -1;
171 if (server_len && (server_len != sizeof(NEXT_PROTO_STRING) - 2 ||
172 memcmp(server_s, NEXT_PROTO_STRING + 1, server_len)))
173 return -1;
174
175 if (!npn_client && client_len)
176 return -1;
177 if (!npn_server && server_len)
178 return -1;
179 if (npn_server_reject && server_len)
180 return -1;
181 if (npn_client && npn_server && (!client_len || !server_len))
182 return -1;
183
184 return 0;
185 }
186 #endif
187
188 static const char *alpn_client;
189 static char *alpn_server;
190 static char *alpn_server2;
191 static const char *alpn_expected;
192 static unsigned char *alpn_selected;
193 static const char *server_min_proto;
194 static const char *server_max_proto;
195 static const char *client_min_proto;
196 static const char *client_max_proto;
197 static const char *should_negotiate;
198 static const char *sn_client;
199 static const char *sn_server1;
200 static const char *sn_server2;
201 static int sn_expect = 0;
202 static const char *server_sess_out;
203 static const char *server_sess_in;
204 static const char *client_sess_out;
205 static const char *client_sess_in;
206 static SSL_SESSION *server_sess;
207 static SSL_SESSION *client_sess;
208
209 static int servername_cb(SSL *s, int *ad, void *arg)
210 {
211 const char *servername = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
212 if (sn_server2 == NULL) {
213 BIO_printf(bio_stdout, "Servername 2 is NULL\n");
214 return SSL_TLSEXT_ERR_NOACK;
215 }
216
217 if (servername) {
218 if (s_ctx2 != NULL && sn_server2 != NULL &&
219 !OPENSSL_strcasecmp(servername, sn_server2)) {
220 BIO_printf(bio_stdout, "Switching server context.\n");
221 SSL_set_SSL_CTX(s, s_ctx2);
222 }
223 }
224 return SSL_TLSEXT_ERR_OK;
225 }
226 static int verify_servername(SSL *client, SSL *server)
227 {
228 /* just need to see if sn_context is what we expect */
229 SSL_CTX* ctx = SSL_get_SSL_CTX(server);
230 if (sn_expect == 0)
231 return 0;
232 if (sn_expect == 1 && ctx == s_ctx)
233 return 0;
234 if (sn_expect == 2 && ctx == s_ctx2)
235 return 0;
236 BIO_printf(bio_stdout, "Servername: expected context %d\n", sn_expect);
237 if (ctx == s_ctx2)
238 BIO_printf(bio_stdout, "Servername: context is 2\n");
239 else if (ctx == s_ctx)
240 BIO_printf(bio_stdout, "Servername: context is 1\n");
241 else
242 BIO_printf(bio_stdout, "Servername: context is unknown\n");
243 return -1;
244 }
245
246
247 /*-
248 * next_protos_parse parses a comma separated list of strings into a string
249 * in a format suitable for passing to SSL_CTX_set_next_protos_advertised.
250 * outlen: (output) set to the length of the resulting buffer on success.
251 * in: a NUL terminated string like "abc,def,ghi"
252 *
253 * returns: a malloced buffer or NULL on failure.
254 */
255 static unsigned char *next_protos_parse(size_t *outlen,
256 const char *in)
257 {
258 size_t len;
259 unsigned char *out;
260 size_t i, start = 0;
261
262 len = strlen(in);
263 if (len >= 65535)
264 return NULL;
265
266 out = OPENSSL_malloc(strlen(in) + 1);
267 if (!out)
268 return NULL;
269
270 for (i = 0; i <= len; ++i) {
271 if (i == len || in[i] == ',') {
272 if (i - start > 255) {
273 OPENSSL_free(out);
274 return NULL;
275 }
276 out[start] = (unsigned char)(i - start);
277 start = i + 1;
278 } else
279 out[i + 1] = in[i];
280 }
281
282 *outlen = len + 1;
283 return out;
284 }
285
286 static int cb_server_alpn(SSL *s, const unsigned char **out,
287 unsigned char *outlen, const unsigned char *in,
288 unsigned int inlen, void *arg)
289 {
290 unsigned char *protos;
291 size_t protos_len;
292 char* alpn_str = arg;
293
294 protos = next_protos_parse(&protos_len, alpn_str);
295 if (protos == NULL) {
296 fprintf(stderr, "failed to parser ALPN server protocol string: %s\n",
297 alpn_str);
298 abort();
299 }
300
301 if (SSL_select_next_proto
302 ((unsigned char **)out, outlen, protos, protos_len, in,
303 inlen) != OPENSSL_NPN_NEGOTIATED) {
304 OPENSSL_free(protos);
305 return SSL_TLSEXT_ERR_NOACK;
306 }
307
308 /*
309 * Make a copy of the selected protocol which will be freed in
310 * verify_alpn.
311 */
312 alpn_selected = OPENSSL_malloc(*outlen);
313 memcpy(alpn_selected, *out, *outlen);
314 *out = alpn_selected;
315
316 OPENSSL_free(protos);
317 return SSL_TLSEXT_ERR_OK;
318 }
319
320 static int verify_alpn(SSL *client, SSL *server)
321 {
322 const unsigned char *client_proto, *server_proto;
323 unsigned int client_proto_len = 0, server_proto_len = 0;
324 SSL_get0_alpn_selected(client, &client_proto, &client_proto_len);
325 SSL_get0_alpn_selected(server, &server_proto, &server_proto_len);
326
327 OPENSSL_free(alpn_selected);
328 alpn_selected = NULL;
329
330 if (client_proto_len != server_proto_len) {
331 BIO_printf(bio_stdout, "ALPN selected protocols differ!\n");
332 goto err;
333 }
334
335 if (client_proto != NULL &&
336 memcmp(client_proto, server_proto, client_proto_len) != 0) {
337 BIO_printf(bio_stdout, "ALPN selected protocols differ!\n");
338 goto err;
339 }
340
341 if (client_proto_len > 0 && alpn_expected == NULL) {
342 BIO_printf(bio_stdout, "ALPN unexpectedly negotiated\n");
343 goto err;
344 }
345
346 if (alpn_expected != NULL &&
347 (client_proto_len != strlen(alpn_expected) ||
348 memcmp(client_proto, alpn_expected, client_proto_len) != 0)) {
349 BIO_printf(bio_stdout,
350 "ALPN selected protocols not equal to expected protocol: %s\n",
351 alpn_expected);
352 goto err;
353 }
354
355 return 0;
356
357 err:
358 BIO_printf(bio_stdout, "ALPN results: client: '");
359 BIO_write(bio_stdout, client_proto, client_proto_len);
360 BIO_printf(bio_stdout, "', server: '");
361 BIO_write(bio_stdout, server_proto, server_proto_len);
362 BIO_printf(bio_stdout, "'\n");
363 BIO_printf(bio_stdout, "ALPN configured: client: '%s', server: '",
364 alpn_client);
365 if (SSL_get_SSL_CTX(server) == s_ctx2) {
366 BIO_printf(bio_stdout, "%s'\n",
367 alpn_server2);
368 } else {
369 BIO_printf(bio_stdout, "%s'\n",
370 alpn_server);
371 }
372 return -1;
373 }
374
375 /*
376 * WARNING : below extension types are *NOT* IETF assigned, and could
377 * conflict if these types are reassigned and handled specially by OpenSSL
378 * in the future
379 */
380 #define TACK_EXT_TYPE 62208
381 #define CUSTOM_EXT_TYPE_0 1000
382 #define CUSTOM_EXT_TYPE_1 1001
383 #define CUSTOM_EXT_TYPE_2 1002
384 #define CUSTOM_EXT_TYPE_3 1003
385
386 static const char custom_ext_cli_string[] = "abc";
387 static const char custom_ext_srv_string[] = "defg";
388
389 /* These set from cmdline */
390 static char *serverinfo_file = NULL;
391 static int serverinfo_sct = 0;
392 static int serverinfo_tack = 0;
393
394 /* These set based on extension callbacks */
395 static int serverinfo_sct_seen = 0;
396 static int serverinfo_tack_seen = 0;
397 static int serverinfo_other_seen = 0;
398
399 /* This set from cmdline */
400 static int custom_ext = 0;
401
402 /* This set based on extension callbacks */
403 static int custom_ext_error = 0;
404
405 static int serverinfo_cli_parse_cb(SSL *s, unsigned int ext_type,
406 const unsigned char *in, size_t inlen,
407 int *al, void *arg)
408 {
409 if (ext_type == TLSEXT_TYPE_signed_certificate_timestamp)
410 serverinfo_sct_seen++;
411 else if (ext_type == TACK_EXT_TYPE)
412 serverinfo_tack_seen++;
413 else
414 serverinfo_other_seen++;
415 return 1;
416 }
417
418 static int verify_serverinfo(void)
419 {
420 if (serverinfo_sct != serverinfo_sct_seen)
421 return -1;
422 if (serverinfo_tack != serverinfo_tack_seen)
423 return -1;
424 if (serverinfo_other_seen)
425 return -1;
426 return 0;
427 }
428
429 /*-
430 * Four test cases for custom extensions:
431 * 0 - no ClientHello extension or ServerHello response
432 * 1 - ClientHello with "abc", no response
433 * 2 - ClientHello with "abc", empty response
434 * 3 - ClientHello with "abc", "defg" response
435 */
436
437 static int custom_ext_0_cli_add_cb(SSL *s, unsigned int ext_type,
438 const unsigned char **out,
439 size_t *outlen, int *al, void *arg)
440 {
441 if (ext_type != CUSTOM_EXT_TYPE_0)
442 custom_ext_error = 1;
443 return 0; /* Don't send an extension */
444 }
445
446 static int custom_ext_0_cli_parse_cb(SSL *s, unsigned int ext_type,
447 const unsigned char *in,
448 size_t inlen, int *al, void *arg)
449 {
450 return 1;
451 }
452
453 static int custom_ext_1_cli_add_cb(SSL *s, unsigned int ext_type,
454 const unsigned char **out,
455 size_t *outlen, int *al, void *arg)
456 {
457 if (ext_type != CUSTOM_EXT_TYPE_1)
458 custom_ext_error = 1;
459 *out = (const unsigned char *)custom_ext_cli_string;
460 *outlen = strlen(custom_ext_cli_string);
461 return 1; /* Send "abc" */
462 }
463
464 static int custom_ext_1_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_2_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_2)
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_2_cli_parse_cb(SSL *s, unsigned int ext_type,
483 const unsigned char *in,
484 size_t inlen, int *al, void *arg)
485 {
486 if (ext_type != CUSTOM_EXT_TYPE_2)
487 custom_ext_error = 1;
488 if (inlen != 0)
489 custom_ext_error = 1; /* Should be empty response */
490 return 1;
491 }
492
493 static int custom_ext_3_cli_add_cb(SSL *s, unsigned int ext_type,
494 const unsigned char **out,
495 size_t *outlen, int *al, void *arg)
496 {
497 if (ext_type != CUSTOM_EXT_TYPE_3)
498 custom_ext_error = 1;
499 *out = (const unsigned char *)custom_ext_cli_string;
500 *outlen = strlen(custom_ext_cli_string);
501 return 1; /* Send "abc" */
502 }
503
504 static int custom_ext_3_cli_parse_cb(SSL *s, unsigned int ext_type,
505 const unsigned char *in,
506 size_t inlen, int *al, void *arg)
507 {
508 if (ext_type != CUSTOM_EXT_TYPE_3)
509 custom_ext_error = 1;
510 if (inlen != strlen(custom_ext_srv_string))
511 custom_ext_error = 1;
512 if (memcmp(custom_ext_srv_string, in, inlen) != 0)
513 custom_ext_error = 1; /* Check for "defg" */
514 return 1;
515 }
516
517 /*
518 * custom_ext_0_cli_add_cb returns 0 - the server won't receive a callback
519 * for this extension
520 */
521 static int custom_ext_0_srv_parse_cb(SSL *s, unsigned int ext_type,
522 const unsigned char *in,
523 size_t inlen, int *al, void *arg)
524 {
525 custom_ext_error = 1;
526 return 1;
527 }
528
529 /* 'add' callbacks are only called if the 'parse' callback is called */
530 static int custom_ext_0_srv_add_cb(SSL *s, unsigned int ext_type,
531 const unsigned char **out,
532 size_t *outlen, int *al, void *arg)
533 {
534 /* Error: should not have been called */
535 custom_ext_error = 1;
536 return 0; /* Don't send an extension */
537 }
538
539 static int custom_ext_1_srv_parse_cb(SSL *s, unsigned int ext_type,
540 const unsigned char *in,
541 size_t inlen, int *al, void *arg)
542 {
543 if (ext_type != CUSTOM_EXT_TYPE_1)
544 custom_ext_error = 1;
545 /* Check for "abc" */
546 if (inlen != strlen(custom_ext_cli_string))
547 custom_ext_error = 1;
548 if (memcmp(in, custom_ext_cli_string, inlen) != 0)
549 custom_ext_error = 1;
550 return 1;
551 }
552
553 static int custom_ext_1_srv_add_cb(SSL *s, unsigned int ext_type,
554 const unsigned char **out,
555 size_t *outlen, int *al, void *arg)
556 {
557 return 0; /* Don't send an extension */
558 }
559
560 static int custom_ext_2_srv_parse_cb(SSL *s, unsigned int ext_type,
561 const unsigned char *in,
562 size_t inlen, int *al, void *arg)
563 {
564 if (ext_type != CUSTOM_EXT_TYPE_2)
565 custom_ext_error = 1;
566 /* Check for "abc" */
567 if (inlen != strlen(custom_ext_cli_string))
568 custom_ext_error = 1;
569 if (memcmp(in, custom_ext_cli_string, inlen) != 0)
570 custom_ext_error = 1;
571 return 1;
572 }
573
574 static int custom_ext_2_srv_add_cb(SSL *s, unsigned int ext_type,
575 const unsigned char **out,
576 size_t *outlen, int *al, void *arg)
577 {
578 *out = NULL;
579 *outlen = 0;
580 return 1; /* Send empty extension */
581 }
582
583 static int custom_ext_3_srv_parse_cb(SSL *s, unsigned int ext_type,
584 const unsigned char *in,
585 size_t inlen, int *al, void *arg)
586 {
587 if (ext_type != CUSTOM_EXT_TYPE_3)
588 custom_ext_error = 1;
589 /* Check for "abc" */
590 if (inlen != strlen(custom_ext_cli_string))
591 custom_ext_error = 1;
592 if (memcmp(in, custom_ext_cli_string, inlen) != 0)
593 custom_ext_error = 1;
594 return 1;
595 }
596
597 static int custom_ext_3_srv_add_cb(SSL *s, unsigned int ext_type,
598 const unsigned char **out,
599 size_t *outlen, int *al, void *arg)
600 {
601 *out = (const unsigned char *)custom_ext_srv_string;
602 *outlen = strlen(custom_ext_srv_string);
603 return 1; /* Send "defg" */
604 }
605
606 static char *cipher = NULL;
607 static char *ciphersuites = NULL;
608 static int verbose = 0;
609 static int debug = 0;
610
611 int doit_localhost(SSL *s_ssl, SSL *c_ssl, int family,
612 long bytes, clock_t *s_time, clock_t *c_time);
613 int doit_biopair(SSL *s_ssl, SSL *c_ssl, long bytes, clock_t *s_time,
614 clock_t *c_time);
615 int doit(SSL *s_ssl, SSL *c_ssl, long bytes);
616
617 static void sv_usage(void)
618 {
619 fprintf(stderr, "usage: ssltest [args ...]\n");
620 fprintf(stderr, "\n");
621 fprintf(stderr, " -server_auth - check server certificate\n");
622 fprintf(stderr, " -client_auth - do client authentication\n");
623 fprintf(stderr, " -v - more output\n");
624 fprintf(stderr, " -d - debug output\n");
625 fprintf(stderr, " -reuse - use session-id reuse\n");
626 fprintf(stderr, " -num <val> - number of connections to perform\n");
627 fprintf(stderr,
628 " -bytes <val> - number of bytes to swap between client/server\n");
629 #ifndef OPENSSL_NO_DH
630 fprintf(stderr,
631 " -dhe512 - use 512 bit key for DHE (to test failure)\n");
632 fprintf(stderr,
633 " -dhe1024dsa - use 1024 bit key (with 160-bit subprime) for DHE\n");
634 fprintf(stderr,
635 " -dhe2048 - use 2048 bit key (safe prime) for DHE (default, no-op)\n");
636 fprintf(stderr,
637 " -dhe4096 - use 4096 bit key (safe prime) for DHE\n");
638 #endif
639 fprintf(stderr, " -no_dhe - disable DHE\n");
640 #ifndef OPENSSL_NO_EC
641 fprintf(stderr, " -no_ecdhe - disable ECDHE\n");
642 #endif
643 #ifndef OPENSSL_NO_PSK
644 fprintf(stderr, " -psk arg - PSK in hex (without 0x)\n");
645 #endif
646 #ifndef OPENSSL_NO_SSL3
647 fprintf(stderr, " -ssl3 - use SSLv3\n");
648 #endif
649 #ifndef OPENSSL_NO_TLS1
650 fprintf(stderr, " -tls1 - use TLSv1\n");
651 #endif
652 #ifndef OPENSSL_NO_TLS1_1
653 fprintf(stderr, " -tls1_1 - use TLSv1.1\n");
654 #endif
655 #ifndef OPENSSL_NO_TLS1_2
656 fprintf(stderr, " -tls1_2 - use TLSv1.2\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 fprintf(stderr, " -client_ktls - try to enable client KTLS\n");
723 fprintf(stderr, " -server_ktls - try to enable server KTLS\n");
724 fprintf(stderr, " -provider <name> - Load the given provider into the library context\n");
725 fprintf(stderr, " -config <cnf> - Load the given config file into the library context\n");
726 }
727
728 static void print_key_details(BIO *out, EVP_PKEY *key)
729 {
730 int keyid = EVP_PKEY_get_id(key);
731
732 #ifndef OPENSSL_NO_EC
733 if (keyid == EVP_PKEY_EC) {
734 char group[80];
735 size_t size;
736
737 if (!EVP_PKEY_get_group_name(key, group, sizeof(group), &size))
738 strcpy(group, "unknown group");
739 BIO_printf(out, "%d bits EC (%s)", EVP_PKEY_get_bits(key), group);
740 } else
741 #endif
742 {
743 const char *algname;
744 switch (keyid) {
745 case EVP_PKEY_RSA:
746 algname = "RSA";
747 break;
748 case EVP_PKEY_DSA:
749 algname = "DSA";
750 break;
751 case EVP_PKEY_DH:
752 algname = "DH";
753 break;
754 default:
755 algname = OBJ_nid2sn(keyid);
756 break;
757 }
758 BIO_printf(out, "%d bits %s", EVP_PKEY_get_bits(key), algname);
759 }
760 }
761
762 static void print_details(SSL *c_ssl, const char *prefix)
763 {
764 const SSL_CIPHER *ciph;
765 int mdnid;
766 X509 *cert;
767 EVP_PKEY *pkey;
768
769 ciph = SSL_get_current_cipher(c_ssl);
770 BIO_printf(bio_stdout, "%s%s, cipher %s %s",
771 prefix,
772 SSL_get_version(c_ssl),
773 SSL_CIPHER_get_version(ciph), SSL_CIPHER_get_name(ciph));
774 cert = SSL_get0_peer_certificate(c_ssl);
775 if (cert != NULL) {
776 EVP_PKEY* pubkey = X509_get0_pubkey(cert);
777
778 if (pubkey != NULL) {
779 BIO_puts(bio_stdout, ", ");
780 print_key_details(bio_stdout, pubkey);
781 }
782 }
783 if (SSL_get_peer_tmp_key(c_ssl, &pkey)) {
784 BIO_puts(bio_stdout, ", temp key: ");
785 print_key_details(bio_stdout, pkey);
786 EVP_PKEY_free(pkey);
787 }
788 if (SSL_get_peer_signature_nid(c_ssl, &mdnid))
789 BIO_printf(bio_stdout, ", digest=%s", OBJ_nid2sn(mdnid));
790 BIO_printf(bio_stdout, "\n");
791 }
792
793 /*
794 * protocol_from_string - converts a protocol version string to a number
795 *
796 * Returns -1 on failure or the version on success
797 */
798 static int protocol_from_string(const char *value)
799 {
800 struct protocol_versions {
801 const char *name;
802 int version;
803 };
804 static const struct protocol_versions versions[] = {
805 {"ssl3", SSL3_VERSION},
806 {"tls1", TLS1_VERSION},
807 {"tls1.1", TLS1_1_VERSION},
808 {"tls1.2", TLS1_2_VERSION},
809 {"tls1.3", TLS1_3_VERSION},
810 {"dtls1", DTLS1_VERSION},
811 {"dtls1.2", DTLS1_2_VERSION}};
812 size_t i;
813 size_t n = OSSL_NELEM(versions);
814
815 for (i = 0; i < n; i++)
816 if (strcmp(versions[i].name, value) == 0)
817 return versions[i].version;
818 return -1;
819 }
820
821 static SSL_SESSION *read_session(const char *filename)
822 {
823 SSL_SESSION *sess;
824 BIO *f = BIO_new_file(filename, "r");
825
826 if (f == NULL) {
827 BIO_printf(bio_err, "Can't open session file %s\n", filename);
828 ERR_print_errors(bio_err);
829 return NULL;
830 }
831 sess = PEM_read_bio_SSL_SESSION(f, NULL, 0, NULL);
832 if (sess == NULL) {
833 BIO_printf(bio_err, "Can't parse session file %s\n", filename);
834 ERR_print_errors(bio_err);
835 }
836 BIO_free(f);
837 return sess;
838 }
839
840 static int write_session(const char *filename, SSL_SESSION *sess)
841 {
842 BIO *f;
843
844 if (sess == NULL) {
845 BIO_printf(bio_err, "No session information\n");
846 return 0;
847 }
848
849 f = BIO_new_file(filename, "w");
850 if (f == NULL) {
851 BIO_printf(bio_err, "Can't open session file %s\n", filename);
852 ERR_print_errors(bio_err);
853 return 0;
854 }
855 PEM_write_bio_SSL_SESSION(f, sess);
856 BIO_free(f);
857 return 1;
858 }
859
860 /*
861 * set_protocol_version - Sets protocol version minimum or maximum
862 *
863 * Returns 0 on failure and 1 on success
864 */
865 static int set_protocol_version(const char *version, SSL *ssl, int setting)
866 {
867 if (version != NULL) {
868 int ver = protocol_from_string(version);
869 if (ver < 0) {
870 BIO_printf(bio_err, "Error parsing: %s\n", version);
871 return 0;
872 }
873 return SSL_ctrl(ssl, setting, ver, NULL);
874 }
875 return 1;
876 }
877
878 int main(int argc, char *argv[])
879 {
880 const char *CApath = NULL, *CAfile = NULL;
881 int badop = 0;
882 enum { BIO_MEM, BIO_PAIR, BIO_IPV4, BIO_IPV6 } bio_type = BIO_MEM;
883 int force = 0;
884 int dtls1 = 0, dtls12 = 0, dtls = 0, tls1 = 0, tls1_1 = 0, tls1_2 = 0, ssl3 = 0;
885 int ret = EXIT_FAILURE;
886 int client_auth = 0;
887 int server_auth = 0, i;
888 struct app_verify_arg app_verify_arg =
889 { APP_CALLBACK_STRING, 0 };
890 SSL_CTX *c_ctx = NULL;
891 const SSL_METHOD *meth = NULL;
892 SSL *c_ssl, *s_ssl;
893 int number = 1, reuse = 0;
894 int should_reuse = -1;
895 int no_ticket = 0;
896 int client_ktls = 0, server_ktls = 0;
897 long bytes = 256L;
898 #ifndef OPENSSL_NO_DH
899 EVP_PKEY *dhpkey;
900 int dhe512 = 0, dhe1024dsa = 0, dhe4096 = 0;
901 int no_dhe = 0;
902 #endif
903 int no_psk = 0;
904 int print_time = 0;
905 clock_t s_time = 0, c_time = 0;
906 #ifndef OPENSSL_NO_COMP
907 int n, comp = 0;
908 COMP_METHOD *cm = NULL;
909 STACK_OF(SSL_COMP) *ssl_comp_methods = NULL;
910 #endif
911 int no_protocol;
912 int min_version = 0, max_version = 0;
913 #ifndef OPENSSL_NO_CT
914 /*
915 * Disable CT validation by default, because it will interfere with
916 * anything using custom extension handlers to deal with SCT extensions.
917 */
918 int ct_validation = 0;
919 #endif
920 SSL_CONF_CTX *s_cctx = NULL, *c_cctx = NULL, *s_cctx2 = NULL;
921 STACK_OF(OPENSSL_STRING) *conf_args = NULL;
922 char *arg = NULL, *argn = NULL;
923 const char *provider = NULL, *config = NULL;
924 OSSL_PROVIDER *thisprov = NULL, *defctxnull = NULL;
925 OSSL_LIB_CTX *libctx = NULL;
926
927 verbose = 0;
928 debug = 0;
929
930 bio_err = BIO_new_fp(stderr, BIO_NOCLOSE | BIO_FP_TEXT);
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, "-no_dhe") == 0)
987 #ifdef OPENSSL_NO_DH
988 /* unused in this case */;
989 #else
990 no_dhe = 1;
991 else if (strcmp(*argv, "-dhe512") == 0)
992 dhe512 = 1;
993 else if (strcmp(*argv, "-dhe1024dsa") == 0)
994 dhe1024dsa = 1;
995 else if (strcmp(*argv, "-dhe4096") == 0)
996 dhe4096 = 1;
997 #endif
998 else if (strcmp(*argv, "-no_ecdhe") == 0)
999 /* obsolete */;
1000 else if (strcmp(*argv, "-psk") == 0) {
1001 if (--argc < 1)
1002 goto bad;
1003 psk_key = *(++argv);
1004 #ifndef OPENSSL_NO_PSK
1005 if (strspn(psk_key, "abcdefABCDEF1234567890") != strlen(psk_key)) {
1006 BIO_printf(bio_err, "Not a hex number '%s'\n", *argv);
1007 goto bad;
1008 }
1009 #else
1010 no_psk = 1;
1011 #endif
1012 }
1013 else if (strcmp(*argv, "-tls1_2") == 0) {
1014 tls1_2 = 1;
1015 } else if (strcmp(*argv, "-tls1_1") == 0) {
1016 tls1_1 = 1;
1017 } else if (strcmp(*argv, "-tls1") == 0) {
1018 tls1 = 1;
1019 } else if (strcmp(*argv, "-ssl3") == 0) {
1020 ssl3 = 1;
1021 } else if (strcmp(*argv, "-dtls1") == 0) {
1022 dtls1 = 1;
1023 } else if (strcmp(*argv, "-dtls12") == 0) {
1024 dtls12 = 1;
1025 } else if (strcmp(*argv, "-dtls") == 0) {
1026 dtls = 1;
1027 } else if (HAS_PREFIX(*argv, "-num")) {
1028 if (--argc < 1)
1029 goto bad;
1030 number = atoi(*(++argv));
1031 if (number == 0)
1032 number = 1;
1033 } else if (strcmp(*argv, "-bytes") == 0) {
1034 if (--argc < 1)
1035 goto bad;
1036 bytes = atol(*(++argv));
1037 if (bytes == 0L)
1038 bytes = 1L;
1039 i = strlen(argv[0]);
1040 if (argv[0][i - 1] == 'k')
1041 bytes *= 1024L;
1042 if (argv[0][i - 1] == 'm')
1043 bytes *= 1024L * 1024L;
1044 } else if (strcmp(*argv, "-cipher") == 0) {
1045 if (--argc < 1)
1046 goto bad;
1047 cipher = *(++argv);
1048 } else if (strcmp(*argv, "-ciphersuites") == 0) {
1049 if (--argc < 1)
1050 goto bad;
1051 ciphersuites = *(++argv);
1052 } else if (strcmp(*argv, "-CApath") == 0) {
1053 if (--argc < 1)
1054 goto bad;
1055 CApath = *(++argv);
1056 } else if (strcmp(*argv, "-CAfile") == 0) {
1057 if (--argc < 1)
1058 goto bad;
1059 CAfile = *(++argv);
1060 } else if (strcmp(*argv, "-bio_pair") == 0) {
1061 bio_type = BIO_PAIR;
1062 }
1063 #ifndef OPENSSL_NO_SOCK
1064 else if (strcmp(*argv, "-ipv4") == 0) {
1065 bio_type = BIO_IPV4;
1066 } else if (strcmp(*argv, "-ipv6") == 0) {
1067 bio_type = BIO_IPV6;
1068 }
1069 #endif
1070 else if (strcmp(*argv, "-f") == 0) {
1071 force = 1;
1072 } else if (strcmp(*argv, "-time") == 0) {
1073 print_time = 1;
1074 }
1075 #ifndef OPENSSL_NO_CT
1076 else if (strcmp(*argv, "-noct") == 0) {
1077 ct_validation = 0;
1078 }
1079 else if (strcmp(*argv, "-ct") == 0) {
1080 ct_validation = 1;
1081 }
1082 #endif
1083 #ifndef OPENSSL_NO_COMP
1084 else if (strcmp(*argv, "-zlib") == 0) {
1085 comp = COMP_ZLIB;
1086 }
1087 #endif
1088 else if (strcmp(*argv, "-app_verify") == 0) {
1089 app_verify_arg.app_verify = 1;
1090 }
1091 #ifndef OPENSSL_NO_NEXTPROTONEG
1092 else if (strcmp(*argv, "-npn_client") == 0) {
1093 npn_client = 1;
1094 } else if (strcmp(*argv, "-npn_server") == 0) {
1095 npn_server = 1;
1096 } else if (strcmp(*argv, "-npn_server_reject") == 0) {
1097 npn_server_reject = 1;
1098 }
1099 #endif
1100 else if (strcmp(*argv, "-serverinfo_sct") == 0) {
1101 serverinfo_sct = 1;
1102 } else if (strcmp(*argv, "-serverinfo_tack") == 0) {
1103 serverinfo_tack = 1;
1104 } else if (strcmp(*argv, "-serverinfo_file") == 0) {
1105 if (--argc < 1)
1106 goto bad;
1107 serverinfo_file = *(++argv);
1108 } else if (strcmp(*argv, "-custom_ext") == 0) {
1109 custom_ext = 1;
1110 } else if (strcmp(*argv, "-alpn_client") == 0) {
1111 if (--argc < 1)
1112 goto bad;
1113 alpn_client = *(++argv);
1114 } else if (strcmp(*argv, "-alpn_server") == 0 ||
1115 strcmp(*argv, "-alpn_server1") == 0) {
1116 if (--argc < 1)
1117 goto bad;
1118 alpn_server = *(++argv);
1119 } else if (strcmp(*argv, "-alpn_server2") == 0) {
1120 if (--argc < 1)
1121 goto bad;
1122 alpn_server2 = *(++argv);
1123 } else if (strcmp(*argv, "-alpn_expected") == 0) {
1124 if (--argc < 1)
1125 goto bad;
1126 alpn_expected = *(++argv);
1127 } else if (strcmp(*argv, "-server_min_proto") == 0) {
1128 if (--argc < 1)
1129 goto bad;
1130 server_min_proto = *(++argv);
1131 } else if (strcmp(*argv, "-server_max_proto") == 0) {
1132 if (--argc < 1)
1133 goto bad;
1134 server_max_proto = *(++argv);
1135 } else if (strcmp(*argv, "-client_min_proto") == 0) {
1136 if (--argc < 1)
1137 goto bad;
1138 client_min_proto = *(++argv);
1139 } else if (strcmp(*argv, "-client_max_proto") == 0) {
1140 if (--argc < 1)
1141 goto bad;
1142 client_max_proto = *(++argv);
1143 } else if (strcmp(*argv, "-should_negotiate") == 0) {
1144 if (--argc < 1)
1145 goto bad;
1146 should_negotiate = *(++argv);
1147 } else if (strcmp(*argv, "-sn_client") == 0) {
1148 if (--argc < 1)
1149 goto bad;
1150 sn_client = *(++argv);
1151 } else if (strcmp(*argv, "-sn_server1") == 0) {
1152 if (--argc < 1)
1153 goto bad;
1154 sn_server1 = *(++argv);
1155 } else if (strcmp(*argv, "-sn_server2") == 0) {
1156 if (--argc < 1)
1157 goto bad;
1158 sn_server2 = *(++argv);
1159 } else if (strcmp(*argv, "-sn_expect1") == 0) {
1160 sn_expect = 1;
1161 } else if (strcmp(*argv, "-sn_expect2") == 0) {
1162 sn_expect = 2;
1163 } else if (strcmp(*argv, "-server_sess_out") == 0) {
1164 if (--argc < 1)
1165 goto bad;
1166 server_sess_out = *(++argv);
1167 } else if (strcmp(*argv, "-server_sess_in") == 0) {
1168 if (--argc < 1)
1169 goto bad;
1170 server_sess_in = *(++argv);
1171 } else if (strcmp(*argv, "-client_sess_out") == 0) {
1172 if (--argc < 1)
1173 goto bad;
1174 client_sess_out = *(++argv);
1175 } else if (strcmp(*argv, "-client_sess_in") == 0) {
1176 if (--argc < 1)
1177 goto bad;
1178 client_sess_in = *(++argv);
1179 } else if (strcmp(*argv, "-should_reuse") == 0) {
1180 if (--argc < 1)
1181 goto bad;
1182 should_reuse = !!atoi(*(++argv));
1183 } else if (strcmp(*argv, "-no_ticket") == 0) {
1184 no_ticket = 1;
1185 } else if (strcmp(*argv, "-client_ktls") == 0) {
1186 client_ktls = 1;
1187 } else if (strcmp(*argv, "-server_ktls") == 0) {
1188 server_ktls = 1;
1189 } else if (strcmp(*argv, "-provider") == 0) {
1190 if (--argc < 1)
1191 goto bad;
1192 provider = *(++argv);
1193 } else if (strcmp(*argv, "-config") == 0) {
1194 if (--argc < 1)
1195 goto bad;
1196 config = *(++argv);
1197 } else {
1198 int rv;
1199 arg = argv[0];
1200 argn = argv[1];
1201 /* Try to process command using SSL_CONF */
1202 rv = SSL_CONF_cmd_argv(c_cctx, &argc, &argv);
1203 /* If not processed try server */
1204 if (rv == 0)
1205 rv = SSL_CONF_cmd_argv(s_cctx, &argc, &argv);
1206 /* Recognised: store it for later use */
1207 if (rv > 0) {
1208 if (rv == 1)
1209 argn = NULL;
1210 if (!conf_args) {
1211 conf_args = sk_OPENSSL_STRING_new_null();
1212 if (!conf_args)
1213 goto end;
1214 }
1215 if (!sk_OPENSSL_STRING_push(conf_args, arg))
1216 goto end;
1217 if (!sk_OPENSSL_STRING_push(conf_args, argn))
1218 goto end;
1219 continue;
1220 }
1221 if (rv == -3)
1222 BIO_printf(bio_err, "Missing argument for %s\n", arg);
1223 else if (rv < 0)
1224 BIO_printf(bio_err, "Error with command %s\n", arg);
1225 else if (rv == 0)
1226 BIO_printf(bio_err, "unknown option %s\n", arg);
1227 badop = 1;
1228 break;
1229 }
1230 argc--;
1231 argv++;
1232 }
1233 if (badop) {
1234 bad:
1235 sv_usage();
1236 goto end;
1237 }
1238
1239 if (ssl3 + tls1 + tls1_1 + tls1_2 + dtls + dtls1 + dtls12 > 1) {
1240 fprintf(stderr, "At most one of -ssl3, -tls1, -tls1_1, -tls1_2, -dtls, -dtls1 or -dtls12 should "
1241 "be requested.\n");
1242 EXIT(1);
1243 }
1244
1245 #ifdef OPENSSL_NO_SSL3
1246 if (ssl3)
1247 no_protocol = 1;
1248 else
1249 #endif
1250 #ifdef OPENSSL_NO_TLS1
1251 if (tls1)
1252 no_protocol = 1;
1253 else
1254 #endif
1255 #ifdef OPENSSL_NO_TLS1_1
1256 if (tls1_1)
1257 no_protocol = 1;
1258 else
1259 #endif
1260 #ifdef OPENSSL_NO_TLS1_2
1261 if (tls1_2)
1262 no_protocol = 1;
1263 else
1264 #endif
1265 #if defined(OPENSSL_NO_DTLS) || defined(OPENSSL_NO_DTLS1)
1266 if (dtls1)
1267 no_protocol = 1;
1268 else
1269 #endif
1270 #if defined(OPENSSL_NO_DTLS) || defined(OPENSSL_NO_DTLS1_2)
1271 if (dtls12)
1272 no_protocol = 1;
1273 else
1274 #endif
1275 no_protocol = 0;
1276
1277 /*
1278 * Testing was requested for a compiled-out protocol (e.g. SSLv3).
1279 * Ideally, we would error out, but the generic test wrapper can't know
1280 * when to expect failure. So we do nothing and return success.
1281 */
1282 if (no_protocol) {
1283 fprintf(stderr, "Testing was requested for a disabled protocol. "
1284 "Skipping tests.\n");
1285 ret = EXIT_SUCCESS;
1286 goto end;
1287 }
1288
1289 if (!ssl3 && !tls1 && !tls1_1 && !tls1_2 && !dtls && !dtls1 && !dtls12 && number > 1
1290 && !reuse && !force) {
1291 fprintf(stderr, "This case cannot work. Use -f to perform "
1292 "the test anyway (and\n-d to see what happens), "
1293 "or add one of -ssl3, -tls1, -tls1_1, -tls1_2, -dtls, -dtls1, -dtls12, -reuse\n"
1294 "to avoid protocol mismatch.\n");
1295 EXIT(1);
1296 }
1297
1298 if (print_time) {
1299 if (bio_type != BIO_PAIR) {
1300 fprintf(stderr, "Using BIO pair (-bio_pair)\n");
1301 bio_type = BIO_PAIR;
1302 }
1303 if (number < 50 && !force)
1304 fprintf(stderr,
1305 "Warning: For accurate timings, use more connections (e.g. -num 1000)\n");
1306 }
1307
1308 #ifndef OPENSSL_NO_COMP
1309 if (comp == COMP_ZLIB)
1310 cm = COMP_zlib();
1311 if (cm != NULL) {
1312 if (COMP_get_type(cm) != NID_undef) {
1313 if (SSL_COMP_add_compression_method(comp, cm) != 0) {
1314 fprintf(stderr, "Failed to add compression method\n");
1315 ERR_print_errors_fp(stderr);
1316 }
1317 } else {
1318 fprintf(stderr,
1319 "Warning: %s compression not supported\n",
1320 comp == COMP_ZLIB ? "zlib" : "unknown");
1321 ERR_print_errors_fp(stderr);
1322 }
1323 }
1324 ssl_comp_methods = SSL_COMP_get_compression_methods();
1325 n = sk_SSL_COMP_num(ssl_comp_methods);
1326 if (n) {
1327 int j;
1328 printf("Available compression methods:");
1329 for (j = 0; j < n; j++) {
1330 SSL_COMP *c = sk_SSL_COMP_value(ssl_comp_methods, j);
1331 printf(" %s:%d", SSL_COMP_get0_name(c), SSL_COMP_get_id(c));
1332 }
1333 printf("\n");
1334 }
1335 #endif
1336
1337 #ifndef OPENSSL_NO_TLS
1338 meth = TLS_method();
1339 if (ssl3) {
1340 min_version = SSL3_VERSION;
1341 max_version = SSL3_VERSION;
1342 } else if (tls1) {
1343 min_version = TLS1_VERSION;
1344 max_version = TLS1_VERSION;
1345 } else if (tls1_1) {
1346 min_version = TLS1_1_VERSION;
1347 max_version = TLS1_1_VERSION;
1348 } else if (tls1_2) {
1349 min_version = TLS1_2_VERSION;
1350 max_version = TLS1_2_VERSION;
1351 } else {
1352 min_version = 0;
1353 # if defined(OPENSSL_NO_EC) && defined(OPENSSL_NO_DH)
1354 /* We only have ec and dh based built-in groups for TLSv1.3 */
1355 max_version = TLS1_2_VERSION;
1356 # else
1357 max_version = 0;
1358 # endif
1359 }
1360 #endif
1361 #ifndef OPENSSL_NO_DTLS
1362 if (dtls || dtls1 || dtls12) {
1363 meth = DTLS_method();
1364 if (dtls1) {
1365 min_version = DTLS1_VERSION;
1366 max_version = DTLS1_VERSION;
1367 } else if (dtls12) {
1368 min_version = DTLS1_2_VERSION;
1369 max_version = DTLS1_2_VERSION;
1370 } else {
1371 min_version = 0;
1372 max_version = 0;
1373 }
1374 }
1375 #endif
1376
1377 if (provider != NULL
1378 && !test_get_libctx(&libctx, &defctxnull, config, &thisprov, provider))
1379 goto end;
1380
1381 c_ctx = SSL_CTX_new_ex(libctx, NULL, meth);
1382 s_ctx = SSL_CTX_new_ex(libctx, NULL, meth);
1383 s_ctx2 = SSL_CTX_new_ex(libctx, NULL, meth); /* no SSL_CTX_dup! */
1384 if ((c_ctx == NULL) || (s_ctx == NULL) || (s_ctx2 == NULL)) {
1385 ERR_print_errors(bio_err);
1386 goto end;
1387 }
1388 /*
1389 * Since we will use low security ciphersuites and keys for testing set
1390 * security level to zero by default. Tests can override this by adding
1391 * "@SECLEVEL=n" to the cipher string.
1392 */
1393 SSL_CTX_set_security_level(c_ctx, 0);
1394 SSL_CTX_set_security_level(s_ctx, 0);
1395 SSL_CTX_set_security_level(s_ctx2, 0);
1396
1397 if (no_ticket) {
1398 SSL_CTX_set_options(c_ctx, SSL_OP_NO_TICKET);
1399 SSL_CTX_set_options(s_ctx, SSL_OP_NO_TICKET);
1400 }
1401
1402 if (SSL_CTX_set_min_proto_version(c_ctx, min_version) == 0)
1403 goto end;
1404 if (SSL_CTX_set_max_proto_version(c_ctx, max_version) == 0)
1405 goto end;
1406 if (SSL_CTX_set_min_proto_version(s_ctx, min_version) == 0)
1407 goto end;
1408 if (SSL_CTX_set_max_proto_version(s_ctx, max_version) == 0)
1409 goto end;
1410
1411 if (cipher != NULL) {
1412 if (strcmp(cipher, "") == 0) {
1413 if (!SSL_CTX_set_cipher_list(c_ctx, cipher)) {
1414 if (ERR_GET_REASON(ERR_peek_error()) == SSL_R_NO_CIPHER_MATCH) {
1415 ERR_clear_error();
1416 } else {
1417 ERR_print_errors(bio_err);
1418 goto end;
1419 }
1420 } else {
1421 /* Should have failed when clearing all TLSv1.2 ciphers. */
1422 fprintf(stderr, "CLEARING ALL TLSv1.2 CIPHERS SHOULD FAIL\n");
1423 goto end;
1424 }
1425
1426 if (!SSL_CTX_set_cipher_list(s_ctx, cipher)) {
1427 if (ERR_GET_REASON(ERR_peek_error()) == SSL_R_NO_CIPHER_MATCH) {
1428 ERR_clear_error();
1429 } else {
1430 ERR_print_errors(bio_err);
1431 goto end;
1432 }
1433 } else {
1434 /* Should have failed when clearing all TLSv1.2 ciphers. */
1435 fprintf(stderr, "CLEARING ALL TLSv1.2 CIPHERS SHOULD FAIL\n");
1436 goto end;
1437 }
1438
1439 if (!SSL_CTX_set_cipher_list(s_ctx2, cipher)) {
1440 if (ERR_GET_REASON(ERR_peek_error()) == SSL_R_NO_CIPHER_MATCH) {
1441 ERR_clear_error();
1442 } else {
1443 ERR_print_errors(bio_err);
1444 goto end;
1445 }
1446 } else {
1447 /* Should have failed when clearing all TLSv1.2 ciphers. */
1448 fprintf(stderr, "CLEARING ALL TLSv1.2 CIPHERS SHOULD FAIL\n");
1449 goto end;
1450 }
1451 } else {
1452 if (!SSL_CTX_set_cipher_list(c_ctx, cipher)
1453 || !SSL_CTX_set_cipher_list(s_ctx, cipher)
1454 || !SSL_CTX_set_cipher_list(s_ctx2, cipher)) {
1455 ERR_print_errors(bio_err);
1456 goto end;
1457 }
1458 }
1459 }
1460 if (ciphersuites != NULL) {
1461 if (!SSL_CTX_set_ciphersuites(c_ctx, ciphersuites)
1462 || !SSL_CTX_set_ciphersuites(s_ctx, ciphersuites)
1463 || !SSL_CTX_set_ciphersuites(s_ctx2, ciphersuites)) {
1464 ERR_print_errors(bio_err);
1465 goto end;
1466 }
1467 }
1468
1469 #ifndef OPENSSL_NO_CT
1470 if (ct_validation &&
1471 !SSL_CTX_enable_ct(c_ctx, SSL_CT_VALIDATION_STRICT)) {
1472 ERR_print_errors(bio_err);
1473 goto end;
1474 }
1475 #endif
1476
1477 /* Process SSL_CONF arguments */
1478 SSL_CONF_CTX_set_ssl_ctx(c_cctx, c_ctx);
1479 SSL_CONF_CTX_set_ssl_ctx(s_cctx, s_ctx);
1480 SSL_CONF_CTX_set_ssl_ctx(s_cctx2, s_ctx2);
1481
1482 for (i = 0; i < sk_OPENSSL_STRING_num(conf_args); i += 2) {
1483 int rv;
1484 arg = sk_OPENSSL_STRING_value(conf_args, i);
1485 argn = sk_OPENSSL_STRING_value(conf_args, i + 1);
1486 rv = SSL_CONF_cmd(c_cctx, arg, argn);
1487 /* If not recognised use server context */
1488 if (rv == -2) {
1489 rv = SSL_CONF_cmd(s_cctx2, arg, argn);
1490 if (rv > 0)
1491 rv = SSL_CONF_cmd(s_cctx, arg, argn);
1492 }
1493 if (rv <= 0) {
1494 BIO_printf(bio_err, "Error processing %s %s\n",
1495 arg, argn ? argn : "");
1496 ERR_print_errors(bio_err);
1497 goto end;
1498 }
1499 }
1500
1501 if (!SSL_CONF_CTX_finish(s_cctx) || !SSL_CONF_CTX_finish(c_cctx) || !SSL_CONF_CTX_finish(s_cctx2)) {
1502 BIO_puts(bio_err, "Error finishing context\n");
1503 ERR_print_errors(bio_err);
1504 goto end;
1505 }
1506 #ifndef OPENSSL_NO_DH
1507 if (!no_dhe) {
1508 if (dhe1024dsa)
1509 dhpkey = get_dh1024dsa(libctx);
1510 else if (dhe512)
1511 dhpkey = get_dh512(libctx);
1512 else if (dhe4096)
1513 dhpkey = get_dh4096(libctx);
1514 else
1515 dhpkey = get_dh2048(libctx);
1516
1517 if (dhpkey == NULL || !EVP_PKEY_up_ref(dhpkey)) {
1518 EVP_PKEY_free(dhpkey);
1519 BIO_puts(bio_err, "Error getting DH parameters\n");
1520 ERR_print_errors(bio_err);
1521 goto end;
1522 }
1523 SSL_CTX_set0_tmp_dh_pkey(s_ctx, dhpkey);
1524 SSL_CTX_set0_tmp_dh_pkey(s_ctx2, dhpkey);
1525 }
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 if (client_ktls)
1757 SSL_set_options(c_ssl, SSL_OP_ENABLE_KTLS);
1758 if (server_ktls)
1759 SSL_set_options(s_ssl, SSL_OP_ENABLE_KTLS);
1760
1761 if (!set_protocol_version(server_min_proto, s_ssl, SSL_CTRL_SET_MIN_PROTO_VERSION))
1762 goto end;
1763 if (!set_protocol_version(server_max_proto, s_ssl, SSL_CTRL_SET_MAX_PROTO_VERSION))
1764 goto end;
1765 if (!set_protocol_version(client_min_proto, c_ssl, SSL_CTRL_SET_MIN_PROTO_VERSION))
1766 goto end;
1767 if (!set_protocol_version(client_max_proto, c_ssl, SSL_CTRL_SET_MAX_PROTO_VERSION))
1768 goto end;
1769
1770 if (server_sess) {
1771 if (SSL_CTX_add_session(s_ctx, server_sess) == 0) {
1772 BIO_printf(bio_err, "Can't add server session\n");
1773 ERR_print_errors(bio_err);
1774 goto end;
1775 }
1776 }
1777
1778 BIO_printf(bio_stdout, "Doing handshakes=%d bytes=%ld\n", number, bytes);
1779 for (i = 0; i < number; i++) {
1780 if (!reuse) {
1781 if (!SSL_set_session(c_ssl, NULL)) {
1782 BIO_printf(bio_err, "Failed to set session\n");
1783 goto end;
1784 }
1785 }
1786 if (client_sess_in != NULL) {
1787 if (SSL_set_session(c_ssl, client_sess) == 0) {
1788 BIO_printf(bio_err, "Can't set client session\n");
1789 ERR_print_errors(bio_err);
1790 goto end;
1791 }
1792 }
1793 switch (bio_type) {
1794 case BIO_MEM:
1795 ret = doit(s_ssl, c_ssl, bytes);
1796 break;
1797 case BIO_PAIR:
1798 ret = doit_biopair(s_ssl, c_ssl, bytes, &s_time, &c_time);
1799 break;
1800 #ifndef OPENSSL_NO_SOCK
1801 case BIO_IPV4:
1802 ret = doit_localhost(s_ssl, c_ssl, BIO_FAMILY_IPV4,
1803 bytes, &s_time, &c_time);
1804 break;
1805 case BIO_IPV6:
1806 ret = doit_localhost(s_ssl, c_ssl, BIO_FAMILY_IPV6,
1807 bytes, &s_time, &c_time);
1808 break;
1809 #else
1810 case BIO_IPV4:
1811 case BIO_IPV6:
1812 ret = EXIT_FAILURE;
1813 goto err;
1814 #endif
1815 }
1816 if (ret != EXIT_SUCCESS) break;
1817 }
1818
1819 if (should_negotiate && ret == EXIT_SUCCESS &&
1820 strcmp(should_negotiate, "fail-server") != 0 &&
1821 strcmp(should_negotiate, "fail-client") != 0) {
1822 int version = protocol_from_string(should_negotiate);
1823 if (version < 0) {
1824 BIO_printf(bio_err, "Error parsing: %s\n", should_negotiate);
1825 ret = EXIT_FAILURE;
1826 goto err;
1827 }
1828 if (SSL_version(c_ssl) != version) {
1829 BIO_printf(bio_err, "Unexpected version negotiated. "
1830 "Expected: %s, got %s\n", should_negotiate, SSL_get_version(c_ssl));
1831 ret = EXIT_FAILURE;
1832 goto err;
1833 }
1834 }
1835
1836 if (should_reuse != -1) {
1837 if (SSL_session_reused(s_ssl) != should_reuse ||
1838 SSL_session_reused(c_ssl) != should_reuse) {
1839 BIO_printf(bio_err, "Unexpected session reuse state. "
1840 "Expected: %d, server: %d, client: %d\n", should_reuse,
1841 SSL_session_reused(s_ssl), SSL_session_reused(c_ssl));
1842 ret = EXIT_FAILURE;
1843 goto err;
1844 }
1845 }
1846
1847 if (server_sess_out != NULL) {
1848 if (write_session(server_sess_out, SSL_get_session(s_ssl)) == 0) {
1849 ret = EXIT_FAILURE;
1850 goto err;
1851 }
1852 }
1853 if (client_sess_out != NULL) {
1854 if (write_session(client_sess_out, SSL_get_session(c_ssl)) == 0) {
1855 ret = EXIT_FAILURE;
1856 goto err;
1857 }
1858 }
1859
1860 if (!verbose) {
1861 print_details(c_ssl, "");
1862 }
1863 if (print_time) {
1864 #ifdef CLOCKS_PER_SEC
1865 /*
1866 * "To determine the time in seconds, the value returned by the clock
1867 * function should be divided by the value of the macro
1868 * CLOCKS_PER_SEC." -- ISO/IEC 9899
1869 */
1870 BIO_printf(bio_stdout, "Approximate total server time: %6.2f s\n"
1871 "Approximate total client time: %6.2f s\n",
1872 (double)s_time / CLOCKS_PER_SEC,
1873 (double)c_time / CLOCKS_PER_SEC);
1874 #else
1875 BIO_printf(bio_stdout,
1876 "Approximate total server time: %6.2f units\n"
1877 "Approximate total client time: %6.2f units\n",
1878 (double)s_time, (double)c_time);
1879 #endif
1880 }
1881
1882 err:
1883 SSL_free(s_ssl);
1884 SSL_free(c_ssl);
1885
1886 end:
1887 SSL_CTX_free(s_ctx);
1888 SSL_CTX_free(s_ctx2);
1889 SSL_CTX_free(c_ctx);
1890 SSL_CONF_CTX_free(s_cctx);
1891 SSL_CONF_CTX_free(s_cctx2);
1892 SSL_CONF_CTX_free(c_cctx);
1893 sk_OPENSSL_STRING_free(conf_args);
1894
1895 BIO_free(bio_stdout);
1896
1897 SSL_SESSION_free(server_sess);
1898 SSL_SESSION_free(client_sess);
1899
1900 OSSL_PROVIDER_unload(defctxnull);
1901 OSSL_PROVIDER_unload(thisprov);
1902 OSSL_LIB_CTX_free(libctx);
1903
1904 BIO_free(bio_err);
1905 EXIT(ret);
1906 }
1907
1908 #ifndef OPENSSL_NO_SOCK
1909 int doit_localhost(SSL *s_ssl, SSL *c_ssl, int family, long count,
1910 clock_t *s_time, clock_t *c_time)
1911 {
1912 long cw_num = count, cr_num = count, sw_num = count, sr_num = count;
1913 BIO *s_ssl_bio = NULL, *c_ssl_bio = NULL;
1914 BIO *acpt = NULL, *server = NULL, *client = NULL;
1915 char addr_str[40];
1916 int ret = EXIT_FAILURE;
1917 int err_in_client = 0;
1918 int err_in_server = 0;
1919
1920 acpt = BIO_new_accept(family == BIO_FAMILY_IPV4 ? "127.0.0.1:0"
1921 : "[::1]:0");
1922 if (acpt == NULL)
1923 goto err;
1924 BIO_set_accept_ip_family(acpt, family);
1925 BIO_set_bind_mode(acpt, BIO_SOCK_NONBLOCK | BIO_SOCK_REUSEADDR);
1926 if (BIO_do_accept(acpt) <= 0)
1927 goto err;
1928
1929 BIO_snprintf(addr_str, sizeof(addr_str), ":%s", BIO_get_accept_port(acpt));
1930
1931 client = BIO_new_connect(addr_str);
1932 if (!client)
1933 goto err;
1934 BIO_set_conn_ip_family(client, family);
1935
1936 if (BIO_set_nbio(client, 1) <= 0)
1937 goto err;
1938 if (BIO_set_nbio(acpt, 1) <= 0)
1939 goto err;
1940
1941 {
1942 int st_connect = 0, st_accept = 0;
1943
1944 while (!st_connect || !st_accept) {
1945 if (!st_connect) {
1946 if (BIO_do_connect(client) <= 0) {
1947 if (!BIO_should_retry(client))
1948 goto err;
1949 } else {
1950 st_connect = 1;
1951 }
1952 }
1953 if (!st_accept) {
1954 if (BIO_do_accept(acpt) <= 0) {
1955 if (!BIO_should_retry(acpt))
1956 goto err;
1957 } else {
1958 st_accept = 1;
1959 }
1960 }
1961 }
1962 }
1963 /* We're not interested in accepting further connects */
1964 server = BIO_pop(acpt);
1965 BIO_free_all(acpt);
1966 acpt = NULL;
1967
1968 s_ssl_bio = BIO_new(BIO_f_ssl());
1969 if (!s_ssl_bio)
1970 goto err;
1971
1972 c_ssl_bio = BIO_new(BIO_f_ssl());
1973 if (!c_ssl_bio)
1974 goto err;
1975
1976 SSL_set_connect_state(c_ssl);
1977 SSL_set_bio(c_ssl, client, client);
1978 (void)BIO_set_ssl(c_ssl_bio, c_ssl, BIO_NOCLOSE);
1979
1980 SSL_set_accept_state(s_ssl);
1981 SSL_set_bio(s_ssl, server, server);
1982 (void)BIO_set_ssl(s_ssl_bio, s_ssl, BIO_NOCLOSE);
1983
1984 do {
1985 /*-
1986 * c_ssl_bio: SSL filter BIO
1987 *
1988 * client: I/O for SSL library
1989 *
1990 *
1991 * server: I/O for SSL library
1992 *
1993 * s_ssl_bio: SSL filter BIO
1994 */
1995
1996 /*
1997 * We have non-blocking behaviour throughout this test program, but
1998 * can be sure that there is *some* progress in each iteration; so we
1999 * don't have to worry about ..._SHOULD_READ or ..._SHOULD_WRITE --
2000 * we just try everything in each iteration
2001 */
2002
2003 {
2004 /* CLIENT */
2005
2006 char cbuf[1024 * 8];
2007 int i, r;
2008 clock_t c_clock = clock();
2009
2010 memset(cbuf, 0, sizeof(cbuf));
2011
2012 if (debug)
2013 if (SSL_in_init(c_ssl))
2014 printf("client waiting in SSL_connect - %s\n",
2015 SSL_state_string_long(c_ssl));
2016
2017 if (cw_num > 0) {
2018 /* Write to server. */
2019
2020 if (cw_num > (long)sizeof(cbuf))
2021 i = sizeof(cbuf);
2022 else
2023 i = (int)cw_num;
2024 r = BIO_write(c_ssl_bio, cbuf, i);
2025 if (r < 0) {
2026 if (!BIO_should_retry(c_ssl_bio)) {
2027 fprintf(stderr, "ERROR in CLIENT\n");
2028 err_in_client = 1;
2029 goto err;
2030 }
2031 /*
2032 * BIO_should_retry(...) can just be ignored here. The
2033 * library expects us to call BIO_write with the same
2034 * arguments again, and that's what we will do in the
2035 * next iteration.
2036 */
2037 } else if (r == 0) {
2038 fprintf(stderr, "SSL CLIENT STARTUP FAILED\n");
2039 goto err;
2040 } else {
2041 if (debug)
2042 printf("client wrote %d\n", r);
2043 cw_num -= r;
2044 }
2045 }
2046
2047 if (cr_num > 0) {
2048 /* Read from server. */
2049
2050 r = BIO_read(c_ssl_bio, cbuf, sizeof(cbuf));
2051 if (r < 0) {
2052 if (!BIO_should_retry(c_ssl_bio)) {
2053 fprintf(stderr, "ERROR in CLIENT\n");
2054 err_in_client = 1;
2055 goto err;
2056 }
2057 /*
2058 * Again, "BIO_should_retry" can be ignored.
2059 */
2060 } else if (r == 0) {
2061 fprintf(stderr, "SSL CLIENT STARTUP FAILED\n");
2062 goto err;
2063 } else {
2064 if (debug)
2065 printf("client read %d\n", r);
2066 cr_num -= r;
2067 }
2068 }
2069
2070 /*
2071 * c_time and s_time increments will typically be very small
2072 * (depending on machine speed and clock tick intervals), but
2073 * sampling over a large number of connections should result in
2074 * fairly accurate figures. We cannot guarantee a lot, however
2075 * -- if each connection lasts for exactly one clock tick, it
2076 * will be counted only for the client or only for the server or
2077 * even not at all.
2078 */
2079 *c_time += (clock() - c_clock);
2080 }
2081
2082 {
2083 /* SERVER */
2084
2085 char sbuf[1024 * 8];
2086 int i, r;
2087 clock_t s_clock = clock();
2088
2089 memset(sbuf, 0, sizeof(sbuf));
2090
2091 if (debug)
2092 if (SSL_in_init(s_ssl))
2093 printf("server waiting in SSL_accept - %s\n",
2094 SSL_state_string_long(s_ssl));
2095
2096 if (sw_num > 0) {
2097 /* Write to client. */
2098
2099 if (sw_num > (long)sizeof(sbuf))
2100 i = sizeof(sbuf);
2101 else
2102 i = (int)sw_num;
2103 r = BIO_write(s_ssl_bio, sbuf, i);
2104 if (r < 0) {
2105 if (!BIO_should_retry(s_ssl_bio)) {
2106 fprintf(stderr, "ERROR in SERVER\n");
2107 err_in_server = 1;
2108 goto err;
2109 }
2110 /* Ignore "BIO_should_retry". */
2111 } else if (r == 0) {
2112 fprintf(stderr, "SSL SERVER STARTUP FAILED\n");
2113 goto err;
2114 } else {
2115 if (debug)
2116 printf("server wrote %d\n", r);
2117 sw_num -= r;
2118 }
2119 }
2120
2121 if (sr_num > 0) {
2122 /* Read from client. */
2123
2124 r = BIO_read(s_ssl_bio, sbuf, sizeof(sbuf));
2125 if (r < 0) {
2126 if (!BIO_should_retry(s_ssl_bio)) {
2127 fprintf(stderr, "ERROR in SERVER\n");
2128 err_in_server = 1;
2129 goto err;
2130 }
2131 /* blah, blah */
2132 } else if (r == 0) {
2133 fprintf(stderr, "SSL SERVER STARTUP FAILED\n");
2134 goto err;
2135 } else {
2136 if (debug)
2137 printf("server read %d\n", r);
2138 sr_num -= r;
2139 }
2140 }
2141
2142 *s_time += (clock() - s_clock);
2143 }
2144 }
2145 while (cw_num > 0 || cr_num > 0 || sw_num > 0 || sr_num > 0);
2146
2147 if (verbose)
2148 print_details(c_ssl, "DONE via TCP connect: ");
2149 # ifndef OPENSSL_NO_NEXTPROTONEG
2150 if (verify_npn(c_ssl, s_ssl) < 0)
2151 goto end;
2152 # endif
2153 if (verify_serverinfo() < 0) {
2154 fprintf(stderr, "Server info verify error\n");
2155 goto err;
2156 }
2157 if (verify_alpn(c_ssl, s_ssl) < 0
2158 || verify_servername(c_ssl, s_ssl) < 0)
2159 goto err;
2160
2161 if (custom_ext_error) {
2162 fprintf(stderr, "Custom extension error\n");
2163 goto err;
2164 }
2165
2166 # ifndef OPENSSL_NO_NEXTPROTONEG
2167 end:
2168 # endif
2169 ret = EXIT_SUCCESS;
2170
2171 err:
2172 ERR_print_errors(bio_err);
2173
2174 BIO_free_all(acpt);
2175 BIO_free(server);
2176 BIO_free(client);
2177 BIO_free(s_ssl_bio);
2178 BIO_free(c_ssl_bio);
2179
2180 if (should_negotiate != NULL && strcmp(should_negotiate, "fail-client") == 0)
2181 ret = (err_in_client != 0) ? EXIT_SUCCESS : EXIT_FAILURE;
2182 else if (should_negotiate != NULL && strcmp(should_negotiate, "fail-server") == 0)
2183 ret = (err_in_server != 0) ? EXIT_SUCCESS : EXIT_FAILURE;
2184
2185 return ret;
2186 }
2187 #endif
2188
2189 int doit_biopair(SSL *s_ssl, SSL *c_ssl, long count,
2190 clock_t *s_time, clock_t *c_time)
2191 {
2192 long cw_num = count, cr_num = count, sw_num = count, sr_num = count;
2193 BIO *s_ssl_bio = NULL, *c_ssl_bio = NULL;
2194 BIO *server = NULL, *server_io = NULL, *client = NULL, *client_io = NULL;
2195 int ret = EXIT_FAILURE;
2196 int err_in_client = 0;
2197 int err_in_server = 0;
2198
2199 size_t bufsiz = 256; /* small buffer for testing */
2200
2201 if (!BIO_new_bio_pair(&server, bufsiz, &server_io, bufsiz))
2202 goto err;
2203 if (!BIO_new_bio_pair(&client, bufsiz, &client_io, bufsiz))
2204 goto err;
2205
2206 s_ssl_bio = BIO_new(BIO_f_ssl());
2207 if (!s_ssl_bio)
2208 goto err;
2209
2210 c_ssl_bio = BIO_new(BIO_f_ssl());
2211 if (!c_ssl_bio)
2212 goto err;
2213
2214 SSL_set_connect_state(c_ssl);
2215 SSL_set_bio(c_ssl, client, client);
2216 (void)BIO_set_ssl(c_ssl_bio, c_ssl, BIO_NOCLOSE);
2217
2218 SSL_set_accept_state(s_ssl);
2219 SSL_set_bio(s_ssl, server, server);
2220 (void)BIO_set_ssl(s_ssl_bio, s_ssl, BIO_NOCLOSE);
2221
2222 do {
2223 /*-
2224 * c_ssl_bio: SSL filter BIO
2225 *
2226 * client: pseudo-I/O for SSL library
2227 *
2228 * client_io: client's SSL communication; usually to be
2229 * relayed over some I/O facility, but in this
2230 * test program, we're the server, too:
2231 *
2232 * server_io: server's SSL communication
2233 *
2234 * server: pseudo-I/O for SSL library
2235 *
2236 * s_ssl_bio: SSL filter BIO
2237 *
2238 * The client and the server each employ a "BIO pair":
2239 * client + client_io, server + server_io.
2240 * BIO pairs are symmetric. A BIO pair behaves similar
2241 * to a non-blocking socketpair (but both endpoints must
2242 * be handled by the same thread).
2243 * [Here we could connect client and server to the ends
2244 * of a single BIO pair, but then this code would be less
2245 * suitable as an example for BIO pairs in general.]
2246 *
2247 * Useful functions for querying the state of BIO pair endpoints:
2248 *
2249 * BIO_ctrl_pending(bio) number of bytes we can read now
2250 * BIO_ctrl_get_read_request(bio) number of bytes needed to fulfill
2251 * other side's read attempt
2252 * BIO_ctrl_get_write_guarantee(bio) number of bytes we can write now
2253 *
2254 * ..._read_request is never more than ..._write_guarantee;
2255 * it depends on the application which one you should use.
2256 */
2257
2258 /*
2259 * We have non-blocking behaviour throughout this test program, but
2260 * can be sure that there is *some* progress in each iteration; so we
2261 * don't have to worry about ..._SHOULD_READ or ..._SHOULD_WRITE --
2262 * we just try everything in each iteration
2263 */
2264
2265 {
2266 /* CLIENT */
2267
2268 char cbuf[1024 * 8];
2269 int i, r;
2270 clock_t c_clock = clock();
2271
2272 memset(cbuf, 0, sizeof(cbuf));
2273
2274 if (debug)
2275 if (SSL_in_init(c_ssl))
2276 printf("client waiting in SSL_connect - %s\n",
2277 SSL_state_string_long(c_ssl));
2278
2279 if (cw_num > 0) {
2280 /* Write to server. */
2281
2282 if (cw_num > (long)sizeof(cbuf))
2283 i = sizeof(cbuf);
2284 else
2285 i = (int)cw_num;
2286 r = BIO_write(c_ssl_bio, cbuf, i);
2287 if (r < 0) {
2288 if (!BIO_should_retry(c_ssl_bio)) {
2289 fprintf(stderr, "ERROR in CLIENT\n");
2290 err_in_client = 1;
2291 goto err;
2292 }
2293 /*
2294 * BIO_should_retry(...) can just be ignored here. The
2295 * library expects us to call BIO_write with the same
2296 * arguments again, and that's what we will do in the
2297 * next iteration.
2298 */
2299 } else if (r == 0) {
2300 fprintf(stderr, "SSL CLIENT STARTUP FAILED\n");
2301 goto err;
2302 } else {
2303 if (debug)
2304 printf("client wrote %d\n", r);
2305 cw_num -= r;
2306 }
2307 }
2308
2309 if (cr_num > 0) {
2310 /* Read from server. */
2311
2312 r = BIO_read(c_ssl_bio, cbuf, sizeof(cbuf));
2313 if (r < 0) {
2314 if (!BIO_should_retry(c_ssl_bio)) {
2315 fprintf(stderr, "ERROR in CLIENT\n");
2316 err_in_client = 1;
2317 goto err;
2318 }
2319 /*
2320 * Again, "BIO_should_retry" can be ignored.
2321 */
2322 } else if (r == 0) {
2323 fprintf(stderr, "SSL CLIENT STARTUP FAILED\n");
2324 goto err;
2325 } else {
2326 if (debug)
2327 printf("client read %d\n", r);
2328 cr_num -= r;
2329 }
2330 }
2331
2332 /*
2333 * c_time and s_time increments will typically be very small
2334 * (depending on machine speed and clock tick intervals), but
2335 * sampling over a large number of connections should result in
2336 * fairly accurate figures. We cannot guarantee a lot, however
2337 * -- if each connection lasts for exactly one clock tick, it
2338 * will be counted only for the client or only for the server or
2339 * even not at all.
2340 */
2341 *c_time += (clock() - c_clock);
2342 }
2343
2344 {
2345 /* SERVER */
2346
2347 char sbuf[1024 * 8];
2348 int i, r;
2349 clock_t s_clock = clock();
2350
2351 memset(sbuf, 0, sizeof(sbuf));
2352
2353 if (debug)
2354 if (SSL_in_init(s_ssl))
2355 printf("server waiting in SSL_accept - %s\n",
2356 SSL_state_string_long(s_ssl));
2357
2358 if (sw_num > 0) {
2359 /* Write to client. */
2360
2361 if (sw_num > (long)sizeof(sbuf))
2362 i = sizeof(sbuf);
2363 else
2364 i = (int)sw_num;
2365 r = BIO_write(s_ssl_bio, sbuf, i);
2366 if (r < 0) {
2367 if (!BIO_should_retry(s_ssl_bio)) {
2368 fprintf(stderr, "ERROR in SERVER\n");
2369 err_in_server = 1;
2370 goto err;
2371 }
2372 /* Ignore "BIO_should_retry". */
2373 } else if (r == 0) {
2374 fprintf(stderr, "SSL SERVER STARTUP FAILED\n");
2375 goto err;
2376 } else {
2377 if (debug)
2378 printf("server wrote %d\n", r);
2379 sw_num -= r;
2380 }
2381 }
2382
2383 if (sr_num > 0) {
2384 /* Read from client. */
2385
2386 r = BIO_read(s_ssl_bio, sbuf, sizeof(sbuf));
2387 if (r < 0) {
2388 if (!BIO_should_retry(s_ssl_bio)) {
2389 fprintf(stderr, "ERROR in SERVER\n");
2390 err_in_server = 1;
2391 goto err;
2392 }
2393 /* blah, blah */
2394 } else if (r == 0) {
2395 fprintf(stderr, "SSL SERVER STARTUP FAILED\n");
2396 goto err;
2397 } else {
2398 if (debug)
2399 printf("server read %d\n", r);
2400 sr_num -= r;
2401 }
2402 }
2403
2404 *s_time += (clock() - s_clock);
2405 }
2406
2407 {
2408 /* "I/O" BETWEEN CLIENT AND SERVER. */
2409
2410 size_t r1, r2;
2411 BIO *io1 = server_io, *io2 = client_io;
2412 /*
2413 * we use the non-copying interface for io1 and the standard
2414 * BIO_write/BIO_read interface for io2
2415 */
2416
2417 static int prev_progress = 1;
2418 int progress = 0;
2419
2420 /* io1 to io2 */
2421 do {
2422 size_t num;
2423 int r;
2424
2425 r1 = BIO_ctrl_pending(io1);
2426 r2 = BIO_ctrl_get_write_guarantee(io2);
2427
2428 num = r1;
2429 if (r2 < num)
2430 num = r2;
2431 if (num) {
2432 char *dataptr;
2433
2434 if (INT_MAX < num) /* yeah, right */
2435 num = INT_MAX;
2436
2437 r = BIO_nread(io1, &dataptr, (int)num);
2438 assert(r > 0);
2439 assert(r <= (int)num);
2440 /*
2441 * possibly r < num (non-contiguous data)
2442 */
2443 num = r;
2444 r = BIO_write(io2, dataptr, (int)num);
2445 if (r != (int)num) { /* can't happen */
2446 fprintf(stderr, "ERROR: BIO_write could not write "
2447 "BIO_ctrl_get_write_guarantee() bytes");
2448 goto err;
2449 }
2450 progress = 1;
2451
2452 if (debug)
2453 printf((io1 == client_io) ?
2454 "C->S relaying: %d bytes\n" :
2455 "S->C relaying: %d bytes\n", (int)num);
2456 }
2457 }
2458 while (r1 && r2);
2459
2460 /* io2 to io1 */
2461 {
2462 size_t num;
2463 int r;
2464
2465 r1 = BIO_ctrl_pending(io2);
2466 r2 = BIO_ctrl_get_read_request(io1);
2467 /*
2468 * here we could use ..._get_write_guarantee instead of
2469 * ..._get_read_request, but by using the latter we test
2470 * restartability of the SSL implementation more thoroughly
2471 */
2472 num = r1;
2473 if (r2 < num)
2474 num = r2;
2475 if (num) {
2476 char *dataptr;
2477
2478 if (INT_MAX < num)
2479 num = INT_MAX;
2480
2481 if (num > 1)
2482 --num; /* test restartability even more thoroughly */
2483
2484 r = BIO_nwrite0(io1, &dataptr);
2485 assert(r > 0);
2486 if (r < (int)num)
2487 num = r;
2488 r = BIO_read(io2, dataptr, (int)num);
2489 if (r != (int)num) { /* can't happen */
2490 fprintf(stderr, "ERROR: BIO_read could not read "
2491 "BIO_ctrl_pending() bytes");
2492 goto err;
2493 }
2494 progress = 1;
2495 r = BIO_nwrite(io1, &dataptr, (int)num);
2496 if (r != (int)num) { /* can't happen */
2497 fprintf(stderr, "ERROR: BIO_nwrite() did not accept "
2498 "BIO_nwrite0() bytes");
2499 goto err;
2500 }
2501
2502 if (debug)
2503 printf((io2 == client_io) ?
2504 "C->S relaying: %d bytes\n" :
2505 "S->C relaying: %d bytes\n", (int)num);
2506 }
2507 } /* no loop, BIO_ctrl_get_read_request now
2508 * returns 0 anyway */
2509
2510 if (!progress && !prev_progress)
2511 if (cw_num > 0 || cr_num > 0 || sw_num > 0 || sr_num > 0) {
2512 fprintf(stderr, "ERROR: got stuck\n");
2513 fprintf(stderr, " ERROR.\n");
2514 goto err;
2515 }
2516 prev_progress = progress;
2517 }
2518 }
2519 while (cw_num > 0 || cr_num > 0 || sw_num > 0 || sr_num > 0);
2520
2521 if (verbose)
2522 print_details(c_ssl, "DONE via BIO pair: ");
2523 #ifndef OPENSSL_NO_NEXTPROTONEG
2524 if (verify_npn(c_ssl, s_ssl) < 0)
2525 goto end;
2526 #endif
2527 if (verify_serverinfo() < 0) {
2528 fprintf(stderr, "Server info verify error\n");
2529 goto err;
2530 }
2531 if (verify_alpn(c_ssl, s_ssl) < 0
2532 || verify_servername(c_ssl, s_ssl) < 0)
2533 goto err;
2534
2535 if (custom_ext_error) {
2536 fprintf(stderr, "Custom extension error\n");
2537 goto err;
2538 }
2539
2540 #ifndef OPENSSL_NO_NEXTPROTONEG
2541 end:
2542 #endif
2543 ret = EXIT_SUCCESS;
2544
2545 err:
2546 ERR_print_errors(bio_err);
2547
2548 BIO_free(server);
2549 BIO_free(server_io);
2550 BIO_free(client);
2551 BIO_free(client_io);
2552 BIO_free(s_ssl_bio);
2553 BIO_free(c_ssl_bio);
2554
2555 if (should_negotiate != NULL && strcmp(should_negotiate, "fail-client") == 0)
2556 ret = (err_in_client != 0) ? EXIT_SUCCESS : EXIT_FAILURE;
2557 else if (should_negotiate != NULL && strcmp(should_negotiate, "fail-server") == 0)
2558 ret = (err_in_server != 0) ? EXIT_SUCCESS : EXIT_FAILURE;
2559
2560 return ret;
2561 }
2562
2563 #define W_READ 1
2564 #define W_WRITE 2
2565 #define C_DONE 1
2566 #define S_DONE 2
2567
2568 int doit(SSL *s_ssl, SSL *c_ssl, long count)
2569 {
2570 char *cbuf = NULL, *sbuf = NULL;
2571 long bufsiz;
2572 long cw_num = count, cr_num = count;
2573 long sw_num = count, sr_num = count;
2574 int ret = EXIT_FAILURE;
2575 BIO *c_to_s = NULL;
2576 BIO *s_to_c = NULL;
2577 BIO *c_bio = NULL;
2578 BIO *s_bio = NULL;
2579 int c_r, c_w, s_r, s_w;
2580 int i, j;
2581 int done = 0;
2582 int c_write, s_write;
2583 int do_server = 0, do_client = 0;
2584 int max_frag = 5 * 1024;
2585 int err_in_client = 0;
2586 int err_in_server = 0;
2587
2588 bufsiz = count > 40 * 1024 ? 40 * 1024 : count;
2589
2590 if ((cbuf = OPENSSL_zalloc(bufsiz)) == NULL)
2591 goto err;
2592 if ((sbuf = OPENSSL_zalloc(bufsiz)) == NULL)
2593 goto err;
2594
2595 c_to_s = BIO_new(BIO_s_mem());
2596 s_to_c = BIO_new(BIO_s_mem());
2597 if ((s_to_c == NULL) || (c_to_s == NULL)) {
2598 ERR_print_errors(bio_err);
2599 goto err;
2600 }
2601
2602 c_bio = BIO_new(BIO_f_ssl());
2603 s_bio = BIO_new(BIO_f_ssl());
2604 if ((c_bio == NULL) || (s_bio == NULL)) {
2605 ERR_print_errors(bio_err);
2606 goto err;
2607 }
2608
2609 SSL_set_connect_state(c_ssl);
2610 SSL_set_bio(c_ssl, s_to_c, c_to_s);
2611 SSL_set_max_send_fragment(c_ssl, max_frag);
2612 BIO_set_ssl(c_bio, c_ssl, BIO_NOCLOSE);
2613
2614 /*
2615 * We've just given our ref to these BIOs to c_ssl. We need another one to
2616 * give to s_ssl
2617 */
2618 if (!BIO_up_ref(c_to_s)) {
2619 /* c_to_s and s_to_c will get freed when we free c_ssl */
2620 c_to_s = NULL;
2621 s_to_c = NULL;
2622 goto err;
2623 }
2624 if (!BIO_up_ref(s_to_c)) {
2625 /* s_to_c will get freed when we free c_ssl */
2626 s_to_c = NULL;
2627 goto err;
2628 }
2629
2630 SSL_set_accept_state(s_ssl);
2631 SSL_set_bio(s_ssl, c_to_s, s_to_c);
2632
2633 /* We've used up all our refs to these now */
2634 c_to_s = NULL;
2635 s_to_c = NULL;
2636
2637 SSL_set_max_send_fragment(s_ssl, max_frag);
2638 BIO_set_ssl(s_bio, s_ssl, BIO_NOCLOSE);
2639
2640 c_r = 0;
2641 s_r = 1;
2642 c_w = 1;
2643 s_w = 0;
2644 c_write = 1, s_write = 0;
2645
2646 /* We can always do writes */
2647 for (;;) {
2648 do_server = 0;
2649 do_client = 0;
2650
2651 i = (int)BIO_pending(s_bio);
2652 if ((i && s_r) || s_w)
2653 do_server = 1;
2654
2655 i = (int)BIO_pending(c_bio);
2656 if ((i && c_r) || c_w)
2657 do_client = 1;
2658
2659 if (do_server && debug) {
2660 if (SSL_in_init(s_ssl))
2661 printf("server waiting in SSL_accept - %s\n",
2662 SSL_state_string_long(s_ssl));
2663 }
2664
2665 if (do_client && debug) {
2666 if (SSL_in_init(c_ssl))
2667 printf("client waiting in SSL_connect - %s\n",
2668 SSL_state_string_long(c_ssl));
2669 }
2670
2671 if (!do_client && !do_server) {
2672 fprintf(stdout, "ERROR IN STARTUP\n");
2673 ERR_print_errors(bio_err);
2674 goto err;
2675 }
2676 if (do_client && !(done & C_DONE)) {
2677 if (c_write) {
2678 j = (cw_num > bufsiz) ? (int)bufsiz : (int)cw_num;
2679 i = BIO_write(c_bio, cbuf, j);
2680 if (i < 0) {
2681 c_r = 0;
2682 c_w = 0;
2683 if (BIO_should_retry(c_bio)) {
2684 if (BIO_should_read(c_bio))
2685 c_r = 1;
2686 if (BIO_should_write(c_bio))
2687 c_w = 1;
2688 } else {
2689 fprintf(stderr, "ERROR in CLIENT\n");
2690 err_in_client = 1;
2691 ERR_print_errors(bio_err);
2692 goto err;
2693 }
2694 } else if (i == 0) {
2695 fprintf(stderr, "SSL CLIENT STARTUP FAILED\n");
2696 goto err;
2697 } else {
2698 if (debug)
2699 printf("client wrote %d\n", i);
2700 /* ok */
2701 s_r = 1;
2702 c_write = 0;
2703 cw_num -= i;
2704 if (max_frag > 1029)
2705 SSL_set_max_send_fragment(c_ssl, max_frag -= 5);
2706 }
2707 } else {
2708 i = BIO_read(c_bio, cbuf, bufsiz);
2709 if (i < 0) {
2710 c_r = 0;
2711 c_w = 0;
2712 if (BIO_should_retry(c_bio)) {
2713 if (BIO_should_read(c_bio))
2714 c_r = 1;
2715 if (BIO_should_write(c_bio))
2716 c_w = 1;
2717 } else {
2718 fprintf(stderr, "ERROR in CLIENT\n");
2719 err_in_client = 1;
2720 ERR_print_errors(bio_err);
2721 goto err;
2722 }
2723 } else if (i == 0) {
2724 fprintf(stderr, "SSL CLIENT STARTUP FAILED\n");
2725 goto err;
2726 } else {
2727 if (debug)
2728 printf("client read %d\n", i);
2729 cr_num -= i;
2730 if (sw_num > 0) {
2731 s_write = 1;
2732 s_w = 1;
2733 }
2734 if (cr_num <= 0) {
2735 s_write = 1;
2736 s_w = 1;
2737 done = S_DONE | C_DONE;
2738 }
2739 }
2740 }
2741 }
2742
2743 if (do_server && !(done & S_DONE)) {
2744 if (!s_write) {
2745 i = BIO_read(s_bio, sbuf, bufsiz);
2746 if (i < 0) {
2747 s_r = 0;
2748 s_w = 0;
2749 if (BIO_should_retry(s_bio)) {
2750 if (BIO_should_read(s_bio))
2751 s_r = 1;
2752 if (BIO_should_write(s_bio))
2753 s_w = 1;
2754 } else {
2755 fprintf(stderr, "ERROR in SERVER\n");
2756 err_in_server = 1;
2757 ERR_print_errors(bio_err);
2758 goto err;
2759 }
2760 } else if (i == 0) {
2761 ERR_print_errors(bio_err);
2762 fprintf(stderr,
2763 "SSL SERVER STARTUP FAILED in SSL_read\n");
2764 goto err;
2765 } else {
2766 if (debug)
2767 printf("server read %d\n", i);
2768 sr_num -= i;
2769 if (cw_num > 0) {
2770 c_write = 1;
2771 c_w = 1;
2772 }
2773 if (sr_num <= 0) {
2774 s_write = 1;
2775 s_w = 1;
2776 c_write = 0;
2777 }
2778 }
2779 } else {
2780 j = (sw_num > bufsiz) ? (int)bufsiz : (int)sw_num;
2781 i = BIO_write(s_bio, sbuf, j);
2782 if (i < 0) {
2783 s_r = 0;
2784 s_w = 0;
2785 if (BIO_should_retry(s_bio)) {
2786 if (BIO_should_read(s_bio))
2787 s_r = 1;
2788 if (BIO_should_write(s_bio))
2789 s_w = 1;
2790 } else {
2791 fprintf(stderr, "ERROR in SERVER\n");
2792 err_in_server = 1;
2793 ERR_print_errors(bio_err);
2794 goto err;
2795 }
2796 } else if (i == 0) {
2797 ERR_print_errors(bio_err);
2798 fprintf(stderr,
2799 "SSL SERVER STARTUP FAILED in SSL_write\n");
2800 goto err;
2801 } else {
2802 if (debug)
2803 printf("server wrote %d\n", i);
2804 sw_num -= i;
2805 s_write = 0;
2806 c_r = 1;
2807 if (sw_num <= 0)
2808 done |= S_DONE;
2809 if (max_frag > 1029)
2810 SSL_set_max_send_fragment(s_ssl, max_frag -= 5);
2811 }
2812 }
2813 }
2814
2815 if ((done & S_DONE) && (done & C_DONE))
2816 break;
2817 }
2818
2819 if (verbose)
2820 print_details(c_ssl, "DONE: ");
2821 #ifndef OPENSSL_NO_NEXTPROTONEG
2822 if (verify_npn(c_ssl, s_ssl) < 0)
2823 goto err;
2824 #endif
2825 if (verify_serverinfo() < 0) {
2826 fprintf(stderr, "Server info verify error\n");
2827 goto err;
2828 }
2829 if (custom_ext_error) {
2830 fprintf(stderr, "Custom extension error\n");
2831 goto err;
2832 }
2833 ret = EXIT_SUCCESS;
2834 err:
2835 BIO_free(c_to_s);
2836 BIO_free(s_to_c);
2837 BIO_free_all(c_bio);
2838 BIO_free_all(s_bio);
2839 OPENSSL_free(cbuf);
2840 OPENSSL_free(sbuf);
2841
2842 if (should_negotiate != NULL && strcmp(should_negotiate, "fail-client") == 0)
2843 ret = (err_in_client != 0) ? EXIT_SUCCESS : EXIT_FAILURE;
2844 else if (should_negotiate != NULL && strcmp(should_negotiate, "fail-server") == 0)
2845 ret = (err_in_server != 0) ? EXIT_SUCCESS : EXIT_FAILURE;
2846
2847 return ret;
2848 }
2849
2850 static int verify_callback(int ok, X509_STORE_CTX *ctx)
2851 {
2852 char *s, buf[256];
2853
2854 s = X509_NAME_oneline(X509_get_subject_name(X509_STORE_CTX_get_current_cert(ctx)),
2855 buf, sizeof(buf));
2856 if (s != NULL) {
2857 if (ok)
2858 printf("depth=%d %s\n", X509_STORE_CTX_get_error_depth(ctx), buf);
2859 else {
2860 fprintf(stderr, "depth=%d error=%d %s\n",
2861 X509_STORE_CTX_get_error_depth(ctx),
2862 X509_STORE_CTX_get_error(ctx), buf);
2863 }
2864 }
2865
2866 if (ok == 0) {
2867 int i = X509_STORE_CTX_get_error(ctx);
2868
2869 switch (i) {
2870 default:
2871 fprintf(stderr, "Error string: %s\n",
2872 X509_verify_cert_error_string(i));
2873 break;
2874 case X509_V_ERR_CERT_NOT_YET_VALID:
2875 case X509_V_ERR_CERT_HAS_EXPIRED:
2876 case X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT:
2877 ok = 1;
2878 break;
2879 }
2880 }
2881
2882 return ok;
2883 }
2884
2885 static int app_verify_callback(X509_STORE_CTX *ctx, void *arg)
2886 {
2887 int ok = 1;
2888 struct app_verify_arg *cb_arg = arg;
2889
2890 if (cb_arg->app_verify) {
2891 char *s = NULL, buf[256];
2892 X509 *c = X509_STORE_CTX_get0_cert(ctx);
2893
2894 printf("In app_verify_callback, allowing cert. ");
2895 printf("Arg is: %s\n", cb_arg->string);
2896 printf("Finished printing do we have a context? 0x%p a cert? 0x%p\n",
2897 (void *)ctx, (void *)c);
2898 if (c)
2899 s = X509_NAME_oneline(X509_get_subject_name(c), buf, 256);
2900 if (s != NULL) {
2901 printf("cert depth=%d %s\n",
2902 X509_STORE_CTX_get_error_depth(ctx), buf);
2903 }
2904 return 1;
2905 }
2906
2907 ok = X509_verify_cert(ctx);
2908
2909 return ok;
2910 }
2911
2912 #ifndef OPENSSL_NO_PSK
2913 /* convert the PSK key (psk_key) in ascii to binary (psk) */
2914 static int psk_key2bn(const char *pskkey, unsigned char *psk,
2915 unsigned int max_psk_len)
2916 {
2917 int ret;
2918 BIGNUM *bn = NULL;
2919
2920 ret = BN_hex2bn(&bn, pskkey);
2921 if (!ret) {
2922 BIO_printf(bio_err, "Could not convert PSK key '%s' to BIGNUM\n",
2923 pskkey);
2924 BN_free(bn);
2925 return 0;
2926 }
2927 if (BN_num_bytes(bn) > (int)max_psk_len) {
2928 BIO_printf(bio_err,
2929 "psk buffer of callback is too small (%d) for key (%d)\n",
2930 max_psk_len, BN_num_bytes(bn));
2931 BN_free(bn);
2932 return 0;
2933 }
2934 ret = BN_bn2bin(bn, psk);
2935 BN_free(bn);
2936 return ret;
2937 }
2938
2939 static unsigned int psk_client_callback(SSL *ssl, const char *hint,
2940 char *identity,
2941 unsigned int max_identity_len,
2942 unsigned char *psk,
2943 unsigned int max_psk_len)
2944 {
2945 int ret;
2946 unsigned int psk_len = 0;
2947
2948 ret = BIO_snprintf(identity, max_identity_len, "Client_identity");
2949 if (ret < 0)
2950 goto out_err;
2951 if (debug)
2952 fprintf(stderr, "client: created identity '%s' len=%d\n", identity,
2953 ret);
2954 ret = psk_key2bn(psk_key, psk, max_psk_len);
2955 if (ret < 0)
2956 goto out_err;
2957 psk_len = ret;
2958 out_err:
2959 return psk_len;
2960 }
2961
2962 static unsigned int psk_server_callback(SSL *ssl, const char *identity,
2963 unsigned char *psk,
2964 unsigned int max_psk_len)
2965 {
2966 unsigned int psk_len = 0;
2967
2968 if (strcmp(identity, "Client_identity") != 0) {
2969 BIO_printf(bio_err, "server: PSK error: client identity not found\n");
2970 return 0;
2971 }
2972 psk_len = psk_key2bn(psk_key, psk, max_psk_len);
2973 return psk_len;
2974 }
2975 #endif
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