5837abb24f9a5e52cf29d39ef83078f412f17081
[openssl.git] / ssl / ssltest.c
1 /* ssl/ssltest.c */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3  * All rights reserved.
4  *
5  * This package is an SSL implementation written
6  * by Eric Young (eay@cryptsoft.com).
7  * The implementation was written so as to conform with Netscapes SSL.
8  * 
9  * This library is free for commercial and non-commercial use as long as
10  * the following conditions are aheared to.  The following conditions
11  * apply to all code found in this distribution, be it the RC4, RSA,
12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
13  * included with this distribution is covered by the same copyright terms
14  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15  * 
16  * Copyright remains Eric Young's, and as such any Copyright notices in
17  * the code are not to be removed.
18  * If this package is used in a product, Eric Young should be given attribution
19  * as the author of the parts of the library used.
20  * This can be in the form of a textual message at program startup or
21  * in documentation (online or textual) provided with the package.
22  * 
23  * Redistribution and use in source and binary forms, with or without
24  * modification, are permitted provided that the following conditions
25  * are met:
26  * 1. Redistributions of source code must retain the copyright
27  *    notice, this list of conditions and the following disclaimer.
28  * 2. Redistributions in binary form must reproduce the above copyright
29  *    notice, this list of conditions and the following disclaimer in the
30  *    documentation and/or other materials provided with the distribution.
31  * 3. All advertising materials mentioning features or use of this software
32  *    must display the following acknowledgement:
33  *    "This product includes cryptographic software written by
34  *     Eric Young (eay@cryptsoft.com)"
35  *    The word 'cryptographic' can be left out if the rouines from the library
36  *    being used are not cryptographic related :-).
37  * 4. If you include any Windows specific code (or a derivative thereof) from 
38  *    the apps directory (application code) you must include an acknowledgement:
39  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40  * 
41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51  * SUCH DAMAGE.
52  * 
53  * The licence and distribution terms for any publically available version or
54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
55  * copied and put under another distribution licence
56  * [including the GNU Public Licence.]
57  */
58 /* ====================================================================
59  * Copyright (c) 1998-2000 The OpenSSL Project.  All rights reserved.
60  *
61  * Redistribution and use in source and binary forms, with or without
62  * modification, are permitted provided that the following conditions
63  * are met:
64  *
65  * 1. Redistributions of source code must retain the above copyright
66  *    notice, this list of conditions and the following disclaimer. 
67  *
68  * 2. Redistributions in binary form must reproduce the above copyright
69  *    notice, this list of conditions and the following disclaimer in
70  *    the documentation and/or other materials provided with the
71  *    distribution.
72  *
73  * 3. All advertising materials mentioning features or use of this
74  *    software must display the following acknowledgment:
75  *    "This product includes software developed by the OpenSSL Project
76  *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
77  *
78  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
79  *    endorse or promote products derived from this software without
80  *    prior written permission. For written permission, please contact
81  *    openssl-core@openssl.org.
82  *
83  * 5. Products derived from this software may not be called "OpenSSL"
84  *    nor may "OpenSSL" appear in their names without prior written
85  *    permission of the OpenSSL Project.
86  *
87  * 6. Redistributions of any form whatsoever must retain the following
88  *    acknowledgment:
89  *    "This product includes software developed by the OpenSSL Project
90  *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
91  *
92  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
93  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
94  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
95  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
96  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
97  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
98  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
99  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
100  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
101  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
102  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
103  * OF THE POSSIBILITY OF SUCH DAMAGE.
104  * ====================================================================
105  *
106  * This product includes cryptographic software written by Eric Young
107  * (eay@cryptsoft.com).  This product includes software written by Tim
108  * Hudson (tjh@cryptsoft.com).
109  *
110  */
111 /* ====================================================================
112  * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
113  * ECC cipher suite support in OpenSSL originally developed by 
114  * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
115  */
116 /* ====================================================================
117  * Copyright 2005 Nokia. All rights reserved.
118  *
119  * The portions of the attached software ("Contribution") is developed by
120  * Nokia Corporation and is licensed pursuant to the OpenSSL open source
121  * license.
122  *
123  * The Contribution, originally written by Mika Kousa and Pasi Eronen of
124  * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
125  * support (see RFC 4279) to OpenSSL.
126  *
127  * No patent licenses or other rights except those expressly stated in
128  * the OpenSSL open source license shall be deemed granted or received
129  * expressly, by implication, estoppel, or otherwise.
130  *
131  * No assurances are provided by Nokia that the Contribution does not
132  * infringe the patent or other intellectual property rights of any third
133  * party or that the license provides you with all the necessary rights
134  * to make use of the Contribution.
135  *
136  * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
137  * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
138  * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
139  * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
140  * OTHERWISE.
141  */
142
143 #define _BSD_SOURCE 1           /* Or gethostname won't be declared properly
144                                    on Linux and GNU platforms. */
145
146 #include <assert.h>
147 #include <errno.h>
148 #include <limits.h>
149 #include <stdio.h>
150 #include <stdlib.h>
151 #include <string.h>
152 #include <time.h>
153
154 #define USE_SOCKETS
155 #include "e_os.h"
156
157 #ifdef OPENSSL_SYS_VMS
158 #define _XOPEN_SOURCE 500       /* Or isascii won't be declared properly on
159                                    VMS (at least with DECompHP C).  */
160 #endif
161
162 #include <ctype.h>
163
164 #include <openssl/bio.h>
165 #include <openssl/crypto.h>
166 #include <openssl/evp.h>
167 #include <openssl/x509.h>
168 #include <openssl/x509v3.h>
169 #include <openssl/ssl.h>
170 #ifndef OPENSSL_NO_ENGINE
171 #include <openssl/engine.h>
172 #endif
173 #include <openssl/err.h>
174 #include <openssl/rand.h>
175 #ifndef OPENSSL_NO_RSA
176 #include <openssl/rsa.h>
177 #endif
178 #ifndef OPENSSL_NO_DSA
179 #include <openssl/dsa.h>
180 #endif
181 #ifndef OPENSSL_NO_DH
182 #include <openssl/dh.h>
183 #endif
184 #ifndef OPENSSL_NO_SRP
185 #include <openssl/srp.h>
186 #endif
187 #include <openssl/bn.h>
188
189 #define _XOPEN_SOURCE_EXTENDED  1 /* Or gethostname won't be declared properly
190                                      on Compaq platforms (at least with DEC C).
191                                      Do not try to put it earlier, or IPv6 includes
192                                      get screwed...
193                                   */
194
195 #ifdef OPENSSL_SYS_WINDOWS
196 #include <winsock.h>
197 #else
198 #include OPENSSL_UNISTD
199 #endif
200
201 #ifdef OPENSSL_SYS_VMS
202 #  define TEST_SERVER_CERT "SYS$DISK:[-.APPS]SERVER.PEM"
203 #  define TEST_CLIENT_CERT "SYS$DISK:[-.APPS]CLIENT.PEM"
204 #elif defined(OPENSSL_SYS_WINCE)
205 #  define TEST_SERVER_CERT "\\OpenSSL\\server.pem"
206 #  define TEST_CLIENT_CERT "\\OpenSSL\\client.pem"
207 #elif defined(OPENSSL_SYS_NETWARE)
208 #  define TEST_SERVER_CERT "\\openssl\\apps\\server.pem"
209 #  define TEST_CLIENT_CERT "\\openssl\\apps\\client.pem"
210 #else
211 #  define TEST_SERVER_CERT "../apps/server.pem"
212 #  define TEST_CLIENT_CERT "../apps/client.pem"
213 #endif
214
215 /* There is really no standard for this, so let's assign some tentative
216    numbers.  In any case, these numbers are only for this test */
217 #define COMP_RLE        255
218 #define COMP_ZLIB       1
219
220 static int MS_CALLBACK verify_callback(int ok, X509_STORE_CTX *ctx);
221 #ifndef OPENSSL_NO_RSA
222 static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export,int keylength);
223 static void free_tmp_rsa(void);
224 #endif
225 static int MS_CALLBACK app_verify_callback(X509_STORE_CTX *ctx, void *arg);
226 #define APP_CALLBACK_STRING "Test Callback Argument"
227 struct app_verify_arg
228         {
229         char *string;
230         int app_verify;
231         int allow_proxy_certs;
232         char *proxy_auth;
233         char *proxy_cond;
234         };
235
236 #ifndef OPENSSL_NO_DH
237 static DH *get_dh512(void);
238 static DH *get_dh1024(void);
239 static DH *get_dh1024dsa(void);
240 #endif
241
242
243 static char *psk_key=NULL; /* by default PSK is not used */
244 #ifndef OPENSSL_NO_PSK
245 static unsigned int psk_client_callback(SSL *ssl, const char *hint, char *identity,
246         unsigned int max_identity_len, unsigned char *psk,
247         unsigned int max_psk_len);
248 static unsigned int psk_server_callback(SSL *ssl, const char *identity, unsigned char *psk,
249         unsigned int max_psk_len);
250 #endif
251
252 #ifndef OPENSSL_NO_SRP
253 /* SRP client */
254 /* This is a context that we pass to all callbacks */
255 typedef struct srp_client_arg_st
256         {
257         char *srppassin;
258         char *srplogin;
259         } SRP_CLIENT_ARG;
260
261 #define PWD_STRLEN 1024
262
263 static char * MS_CALLBACK ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
264         {
265         SRP_CLIENT_ARG *srp_client_arg = (SRP_CLIENT_ARG *)arg;
266         return BUF_strdup((char *)srp_client_arg->srppassin);
267         }
268
269 /* SRP server */
270 /* This is a context that we pass to SRP server callbacks */
271 typedef struct srp_server_arg_st
272         {
273         char *expected_user;
274         char *pass;
275         } SRP_SERVER_ARG;
276
277 static int MS_CALLBACK ssl_srp_server_param_cb(SSL *s, int *ad, void *arg)
278         {
279         SRP_SERVER_ARG * p = (SRP_SERVER_ARG *) arg;
280
281         if (strcmp(p->expected_user, SSL_get_srp_username(s)) != 0)
282                 {
283                 fprintf(stderr, "User %s doesn't exist\n", SSL_get_srp_username(s));
284                 return SSL3_AL_FATAL;
285                 }
286         if (SSL_set_srp_server_param_pw(s,p->expected_user,p->pass,"1024")<0)
287                 {
288                 *ad = SSL_AD_INTERNAL_ERROR;
289                 return SSL3_AL_FATAL;
290                 }
291         return SSL_ERROR_NONE;
292         }
293 #endif
294
295 static BIO *bio_err=NULL;
296 static BIO *bio_stdout=NULL;
297
298 #ifndef OPENSSL_NO_NEXTPROTONEG
299 /* Note that this code assumes that this is only a one element list: */
300 static const char NEXT_PROTO_STRING[] = "\x09testproto";
301 int npn_client = 0;
302 int npn_server = 0;
303 int npn_server_reject = 0;
304
305 static int cb_client_npn(SSL *s, unsigned char **out, unsigned char *outlen, const unsigned char *in, unsigned int inlen, void *arg)
306         {
307         /* This callback only returns the protocol string, rather than a length
308            prefixed set. We assume that NEXT_PROTO_STRING is a one element list and
309            remove the first byte to chop off the length prefix. */
310         *out = (unsigned char*) NEXT_PROTO_STRING + 1;
311         *outlen = sizeof(NEXT_PROTO_STRING) - 2;
312         return SSL_TLSEXT_ERR_OK;
313         }
314
315 static int cb_server_npn(SSL *s, const unsigned char **data, unsigned int *len, void *arg)
316         {
317         *data = (const unsigned char *) NEXT_PROTO_STRING;
318         *len = sizeof(NEXT_PROTO_STRING) - 1;
319         return SSL_TLSEXT_ERR_OK;
320         }
321
322 static int cb_server_rejects_npn(SSL *s, const unsigned char **data, unsigned int *len, void *arg)
323         {
324         return SSL_TLSEXT_ERR_NOACK;
325         }
326
327 static int verify_npn(SSL *client, SSL *server)
328         {
329         const unsigned char *client_s;
330         unsigned client_len;
331         const unsigned char *server_s;
332         unsigned server_len;
333
334         SSL_get0_next_proto_negotiated(client, &client_s, &client_len);
335         SSL_get0_next_proto_negotiated(server, &server_s, &server_len);
336
337         if (client_len)
338                 {
339                 BIO_printf(bio_stdout, "Client NPN: ");
340                 BIO_write(bio_stdout, client_s, client_len);
341                 BIO_printf(bio_stdout, "\n");
342                 }
343
344         if (server_len)
345                 {
346                 BIO_printf(bio_stdout, "Server NPN: ");
347                 BIO_write(bio_stdout, server_s, server_len);
348                 BIO_printf(bio_stdout, "\n");
349                 }
350
351         /* If an NPN string was returned, it must be the protocol that we
352          * expected to negotiate. */
353         if (client_len && (client_len != sizeof(NEXT_PROTO_STRING) - 2 ||
354                            memcmp(client_s, NEXT_PROTO_STRING + 1, client_len)))
355                 return -1;
356         if (server_len && (server_len != sizeof(NEXT_PROTO_STRING) - 2 ||
357                            memcmp(server_s, NEXT_PROTO_STRING + 1, server_len)))
358                 return -1;
359
360         if (!npn_client && client_len)
361                 return -1;
362         if (!npn_server && server_len)
363                 return -1;
364         if (npn_server_reject && server_len)
365                 return -1;
366         if (npn_client && npn_server && (!client_len || !server_len))
367                 return -1;
368
369         return 0;
370         }
371 #endif
372
373 static const char *alpn_client;
374 static const char *alpn_server;
375 static const char *alpn_expected;
376 static unsigned char *alpn_selected;
377
378 /* next_protos_parse parses a comma separated list of strings into a string
379  * in a format suitable for passing to SSL_CTX_set_next_protos_advertised.
380  *   outlen: (output) set to the length of the resulting buffer on success.
381  *   err: (maybe NULL) on failure, an error message line is written to this BIO.
382  *   in: a NUL termianted string like "abc,def,ghi"
383  *
384  *   returns: a malloced buffer or NULL on failure.
385  */
386 static unsigned char *next_protos_parse(unsigned short *outlen, const char *in)
387         {
388         size_t len;
389         unsigned char *out;
390         size_t i, start = 0;
391
392         len = strlen(in);
393         if (len >= 65535)
394                 return NULL;
395
396         out = OPENSSL_malloc(strlen(in) + 1);
397         if (!out)
398                 return NULL;
399
400         for (i = 0; i <= len; ++i)
401                 {
402                 if (i == len || in[i] == ',')
403                         {
404                         if (i - start > 255)
405                                 {
406                                 OPENSSL_free(out);
407                                 return NULL;
408                                 }
409                         out[start] = i - start;
410                         start = i + 1;
411                         }
412                 else
413                         out[i+1] = in[i];
414                 }
415
416         *outlen = len + 1;
417         return out;
418         }
419
420 static int cb_server_alpn(SSL *s, const unsigned char **out, unsigned char *outlen, const unsigned char *in, unsigned int inlen, void *arg)
421         {
422         unsigned char *protos;
423         unsigned short protos_len;
424
425         protos = next_protos_parse(&protos_len, alpn_server);
426         if (protos == NULL)
427                 {
428                 fprintf(stderr, "failed to parser ALPN server protocol string: %s\n", alpn_server);
429                 abort();
430                 }
431
432         if (SSL_select_next_proto((unsigned char**) out, outlen, protos, protos_len, in, inlen) !=
433             OPENSSL_NPN_NEGOTIATED)
434                 {
435                 OPENSSL_free(protos);
436                 return SSL_TLSEXT_ERR_NOACK;
437                 }
438
439         /* Make a copy of the selected protocol which will be freed in verify_alpn. */
440         alpn_selected = OPENSSL_malloc(*outlen);
441         memcpy(alpn_selected, *out, *outlen);
442         *out = alpn_selected;
443
444         OPENSSL_free(protos);
445         return SSL_TLSEXT_ERR_OK;
446         }
447
448 static int verify_alpn(SSL *client, SSL *server)
449         {
450         const unsigned char *client_proto, *server_proto;
451         unsigned int client_proto_len = 0, server_proto_len = 0;
452         SSL_get0_alpn_selected(client, &client_proto, &client_proto_len);
453         SSL_get0_alpn_selected(server, &server_proto, &server_proto_len);
454
455         if (alpn_selected != NULL)
456                 {
457                 OPENSSL_free(alpn_selected);
458                 alpn_selected = NULL;
459                 }
460
461         if (client_proto_len != server_proto_len ||
462             memcmp(client_proto, server_proto, client_proto_len) != 0)
463                 {
464                 BIO_printf(bio_stdout, "ALPN selected protocols differ!\n");
465                 goto err;
466                 }
467
468         if (client_proto_len > 0 && alpn_expected == NULL)
469                 {
470                 BIO_printf(bio_stdout, "ALPN unexpectedly negotiated\n");
471                 goto err;
472                 }
473
474         if (alpn_expected != NULL &&
475             (client_proto_len != strlen(alpn_expected) ||
476              memcmp(client_proto, alpn_expected, client_proto_len) != 0))
477                 {
478                 BIO_printf(bio_stdout, "ALPN selected protocols not equal to expected protocol: %s\n", alpn_expected);
479                 goto err;
480                 }
481
482         return 0;
483
484 err:
485         BIO_printf(bio_stdout, "ALPN results: client: '");
486         BIO_write(bio_stdout, client_proto, client_proto_len);
487         BIO_printf(bio_stdout, "', server: '");
488         BIO_write(bio_stdout, server_proto, server_proto_len);
489         BIO_printf(bio_stdout, "'\n");
490         BIO_printf(bio_stdout, "ALPN configured: client: '%s', server: '%s'\n", alpn_client, alpn_server);
491         return -1;
492         }
493
494 #define SCT_EXT_TYPE 18
495
496 /* WARNING : below extension types are *NOT* IETF assigned, and 
497    could conflict if these types are reassigned and handled 
498    specially by OpenSSL in the future */
499 #define TACK_EXT_TYPE 62208
500 #define CUSTOM_EXT_TYPE_0 1000
501 #define CUSTOM_EXT_TYPE_1 1001
502 #define CUSTOM_EXT_TYPE_2 1002
503 #define CUSTOM_EXT_TYPE_3 1003
504
505 const char custom_ext_cli_string[] = "abc";
506 const char custom_ext_srv_string[] = "defg";
507
508 /* These set from cmdline */
509 char* serverinfo_file = NULL;
510 int serverinfo_sct = 0;
511 int serverinfo_tack = 0;
512
513 /* These set based on extension callbacks */
514 int serverinfo_sct_seen = 0;
515 int serverinfo_tack_seen = 0;
516 int serverinfo_other_seen = 0;
517
518 /* This set from cmdline */
519 int custom_ext = 0;
520
521 /* This set based on extension callbacks */
522 int custom_ext_error = 0;
523
524 static int serverinfo_cli_cb(SSL* s, unsigned int ext_type,
525                              const unsigned char* in, size_t inlen, 
526                              int* al, void* arg)
527         {
528         if (ext_type == SCT_EXT_TYPE)
529                 serverinfo_sct_seen++;
530         else if (ext_type == TACK_EXT_TYPE)
531                 serverinfo_tack_seen++;
532         else
533                 serverinfo_other_seen++;
534         return 1;
535         }
536
537 static int verify_serverinfo()
538         {
539         if (serverinfo_sct != serverinfo_sct_seen)
540                 return -1;
541         if (serverinfo_tack != serverinfo_tack_seen)
542                 return -1;
543         if (serverinfo_other_seen)
544                 return -1;
545         return 0;
546         }
547
548 /* Four test cases for custom extensions:
549  * 0 - no ClientHello extension or ServerHello response
550  * 1 - ClientHello with "abc", no response
551  * 2 - ClientHello with "abc", empty response
552  * 3 - ClientHello with "abc", "defg" response
553  */
554
555 static int custom_ext_0_cli_add_cb(SSL *s, unsigned int ext_type,
556                                      const unsigned char **out,
557                                      size_t *outlen, int *al, void *arg)
558         {
559         if (ext_type != CUSTOM_EXT_TYPE_0)
560                 custom_ext_error = 1;
561         return -1;  /* Don't send an extension */
562         }
563
564 static int custom_ext_0_cli_parse_cb(SSL *s, unsigned int ext_type,
565                                       const unsigned char *in,
566                                       size_t inlen, int *al,
567                                       void *arg)
568         {
569         return 1;
570         }
571
572 static int custom_ext_1_cli_add_cb(SSL *s, unsigned int ext_type,
573                                      const unsigned char **out,
574                                      size_t *outlen, int *al, void *arg)
575         {
576         if (ext_type != CUSTOM_EXT_TYPE_1)
577                 custom_ext_error = 1;
578         *out = (const unsigned char*)custom_ext_cli_string;
579         *outlen = strlen(custom_ext_cli_string);
580         return 1; /* Send "abc" */
581         }
582
583 static int custom_ext_1_cli_parse_cb(SSL *s, unsigned int ext_type,
584                                       const unsigned char *in,
585                                       size_t inlen, int *al,
586                                       void *arg)
587         {
588         return 1;
589         }
590
591 static int custom_ext_2_cli_add_cb(SSL *s, unsigned int ext_type,
592                                      const unsigned char **out,
593                                      size_t *outlen, int *al, void *arg)
594         {
595         if (ext_type != CUSTOM_EXT_TYPE_2)
596                 custom_ext_error = 1;
597         *out = (const unsigned char*)custom_ext_cli_string;
598         *outlen = strlen(custom_ext_cli_string);
599         return 1; /* Send "abc" */
600         }
601
602 static int custom_ext_2_cli_parse_cb(SSL *s, unsigned int ext_type,
603                                       const unsigned char *in,
604                                       size_t inlen, int *al,
605                                       void *arg)
606         {
607         if (ext_type != CUSTOM_EXT_TYPE_2)
608                 custom_ext_error = 1;
609         if (inlen != 0)
610                 custom_ext_error = 1; /* Should be empty response */
611         return 1;
612         }
613
614 static int custom_ext_3_cli_add_cb(SSL *s, unsigned int ext_type,
615                                      const unsigned char **out,
616                                      size_t *outlen, int *al, void *arg)
617         {
618         if (ext_type != CUSTOM_EXT_TYPE_3)
619                 custom_ext_error = 1;
620         *out = (const unsigned char*)custom_ext_cli_string;
621         *outlen = strlen(custom_ext_cli_string);
622         return 1; /* Send "abc" */
623         }
624
625 static int custom_ext_3_cli_parse_cb(SSL *s, unsigned int ext_type,
626                                       const unsigned char *in,
627                                       size_t inlen, int *al,
628                                       void *arg)
629         {
630         if (ext_type != CUSTOM_EXT_TYPE_3)
631                 custom_ext_error = 1;
632         if (inlen != strlen(custom_ext_srv_string))
633                 custom_ext_error = 1;
634         if (memcmp(custom_ext_srv_string, in, inlen) != 0)
635                 custom_ext_error = 1; /* Check for "defg" */
636         return 1;
637         }
638
639 /* custom_ext_0_cli_parse_cb returns -1 - the server won't receive a callback for this extension */
640 static int custom_ext_0_srv_parse_cb(SSL *s, unsigned int ext_type,
641                                      const unsigned char *in,
642                                      size_t inlen, int *al,
643                                      void *arg)
644         {
645         return 1;
646         }
647
648 /* 'generate' callbacks are always called, even if the 'receive' callback isn't called */
649 static int custom_ext_0_srv_add_cb(SSL *s, unsigned int ext_type,
650                                       const unsigned char **out,
651                                       size_t *outlen, int *al, void *arg)
652         {
653         return -1; /* Don't send an extension */
654         }
655
656 static int custom_ext_1_srv_parse_cb(SSL *s, unsigned int ext_type,
657                                 const unsigned char *in,
658                                 size_t inlen, int *al,
659                                 void *arg)
660         {
661         if (ext_type != CUSTOM_EXT_TYPE_1)
662                 custom_ext_error = 1;           
663          /* Check for "abc" */
664         if (inlen != strlen(custom_ext_cli_string))
665                 custom_ext_error = 1;
666         if (memcmp(in, custom_ext_cli_string, inlen) != 0)
667                 custom_ext_error = 1;
668         return 1;
669         }
670
671 static int custom_ext_1_srv_add_cb(SSL *s, unsigned int ext_type,
672                                       const unsigned char **out,
673                                       size_t *outlen, int *al, void *arg)
674         {
675         return -1; /* Don't send an extension */
676         }
677
678 static int custom_ext_2_srv_parse_cb(SSL *s, unsigned int ext_type,
679                                      const unsigned char *in,
680                                      size_t inlen, int *al,
681                                      void *arg)
682         {
683         if (ext_type != CUSTOM_EXT_TYPE_2)
684                 custom_ext_error = 1;           
685          /* Check for "abc" */
686         if (inlen != strlen(custom_ext_cli_string))
687                 custom_ext_error = 1;
688         if (memcmp(in, custom_ext_cli_string, inlen) != 0)
689                 custom_ext_error = 1;
690         return 1;
691         }
692
693 static int custom_ext_2_srv_add_cb(SSL *s, unsigned int ext_type,
694                                       const unsigned char **out,
695                                       size_t *outlen, int *al, void *arg)
696         {
697         *out = NULL;
698         *outlen = 0;
699         return 1; /* Send empty extension */
700         }
701
702 static int custom_ext_3_srv_parse_cb(SSL *s, unsigned int ext_type,
703                                      const unsigned char *in,
704                                      size_t inlen, int *al,
705                                      void *arg)
706         {
707         if (ext_type != CUSTOM_EXT_TYPE_3)
708                 custom_ext_error = 1;           
709          /* Check for "abc" */  
710         if (inlen != strlen(custom_ext_cli_string))
711                 custom_ext_error = 1;
712         if (memcmp(in, custom_ext_cli_string, inlen) != 0)
713                 custom_ext_error = 1;
714         return 1;
715         }
716
717 static int custom_ext_3_srv_add_cb(SSL *s, unsigned int ext_type,
718                                       const unsigned char **out,
719                                       size_t *outlen, int *al, void *arg)
720         {
721         *out = (const unsigned char*)custom_ext_srv_string;
722         *outlen = strlen(custom_ext_srv_string);
723         return 1; /* Send "defg" */
724         }
725
726 static char *cipher=NULL;
727 static int verbose=0;
728 static int debug=0;
729 #if 0
730 /* Not used yet. */
731 #ifdef FIONBIO
732 static int s_nbio=0;
733 #endif
734 #endif
735
736 static const char rnd_seed[] = "string to make the random number generator think it has entropy";
737
738 int doit_biopair(SSL *s_ssl,SSL *c_ssl,long bytes,clock_t *s_time,clock_t *c_time);
739 int doit(SSL *s_ssl,SSL *c_ssl,long bytes);
740 static int do_test_cipherlist(void);
741 static void sv_usage(void)
742         {
743         fprintf(stderr,"usage: ssltest [args ...]\n");
744         fprintf(stderr,"\n");
745 #ifdef OPENSSL_FIPS
746         fprintf(stderr,"-F             - run test in FIPS mode\n");
747 #endif
748         fprintf(stderr," -server_auth  - check server certificate\n");
749         fprintf(stderr," -client_auth  - do client authentication\n");
750         fprintf(stderr," -proxy        - allow proxy certificates\n");
751         fprintf(stderr," -proxy_auth <val> - set proxy policy rights\n");
752         fprintf(stderr," -proxy_cond <val> - experssion to test proxy policy rights\n");
753         fprintf(stderr," -v            - more output\n");
754         fprintf(stderr," -d            - debug output\n");
755         fprintf(stderr," -reuse        - use session-id reuse\n");
756         fprintf(stderr," -num <val>    - number of connections to perform\n");
757         fprintf(stderr," -bytes <val>  - number of bytes to swap between client/server\n");
758 #ifndef OPENSSL_NO_DH
759         fprintf(stderr," -dhe1024      - use 1024 bit key (safe prime) for DHE\n");
760         fprintf(stderr," -dhe1024dsa   - use 1024 bit key (with 160-bit subprime) for DHE\n");
761         fprintf(stderr," -no_dhe       - disable DHE\n");
762 #endif
763 #ifndef OPENSSL_NO_ECDH
764         fprintf(stderr," -no_ecdhe     - disable ECDHE\n");
765 #endif
766 #ifndef OPENSSL_NO_PSK
767         fprintf(stderr," -psk arg      - PSK in hex (without 0x)\n");
768 #endif
769 #ifndef OPENSSL_NO_SRP
770         fprintf(stderr," -srpuser user  - SRP username to use\n");
771         fprintf(stderr," -srppass arg   - password for 'user'\n");
772 #endif
773 #ifndef OPENSSL_NO_SSL2
774         fprintf(stderr," -ssl2         - use SSLv2\n");
775 #endif
776 #ifndef OPENSSL_NO_SSL3
777         fprintf(stderr," -ssl3         - use SSLv3\n");
778 #endif
779 #ifndef OPENSSL_NO_TLS1
780         fprintf(stderr," -tls1         - use TLSv1\n");
781 #endif
782         fprintf(stderr," -CApath arg   - PEM format directory of CA's\n");
783         fprintf(stderr," -CAfile arg   - PEM format file of CA's\n");
784         fprintf(stderr," -cert arg     - Server certificate file\n");
785         fprintf(stderr," -key arg      - Server key file (default: same as -cert)\n");
786         fprintf(stderr," -c_cert arg   - Client certificate file\n");
787         fprintf(stderr," -c_key arg    - Client key file (default: same as -c_cert)\n");
788         fprintf(stderr," -cipher arg   - The cipher list\n");
789         fprintf(stderr," -bio_pair     - Use BIO pairs\n");
790         fprintf(stderr," -f            - Test even cases that can't work\n");
791         fprintf(stderr," -time         - measure processor time used by client and server\n");
792         fprintf(stderr," -zlib         - use zlib compression\n");
793         fprintf(stderr," -rle          - use rle compression\n");
794 #ifndef OPENSSL_NO_ECDH
795         fprintf(stderr," -named_curve arg  - Elliptic curve name to use for ephemeral ECDH keys.\n" \
796                        "                 Use \"openssl ecparam -list_curves\" for all names\n"  \
797                        "                 (default is sect163r2).\n");
798 #endif
799         fprintf(stderr," -test_cipherlist - verifies the order of the ssl cipher lists\n");
800 #ifndef OPENSSL_NO_NEXTPROTONEG
801         fprintf(stderr," -npn_client - have client side offer NPN\n");
802         fprintf(stderr," -npn_server - have server side offer NPN\n");
803         fprintf(stderr," -npn_server_reject - have server reject NPN\n");
804 #endif
805         fprintf(stderr," -serverinfo_file file - have server use this file\n");
806         fprintf(stderr," -serverinfo_sct  - have client offer and expect SCT\n");
807         fprintf(stderr," -serverinfo_tack - have client offer and expect TACK\n");
808         fprintf(stderr," -custom_ext - try various custom extension callbacks\n");
809         fprintf(stderr," -alpn_client <string> - have client side offer ALPN\n");
810         fprintf(stderr," -alpn_server <string> - have server side offer ALPN\n");
811         fprintf(stderr," -alpn_expected <string> - the ALPN protocol that should be negotiated\n");
812         }
813
814 static void print_details(SSL *c_ssl, const char *prefix)
815         {
816         const SSL_CIPHER *ciph;
817         X509 *cert;
818                 
819         ciph=SSL_get_current_cipher(c_ssl);
820         BIO_printf(bio_stdout,"%s%s, cipher %s %s",
821                 prefix,
822                 SSL_get_version(c_ssl),
823                 SSL_CIPHER_get_version(ciph),
824                 SSL_CIPHER_get_name(ciph));
825         cert=SSL_get_peer_certificate(c_ssl);
826         if (cert != NULL)
827                 {
828                 EVP_PKEY *pkey = X509_get_pubkey(cert);
829                 if (pkey != NULL)
830                         {
831                         if (0) 
832                                 ;
833 #ifndef OPENSSL_NO_RSA
834                         else if (pkey->type == EVP_PKEY_RSA && pkey->pkey.rsa != NULL
835                                 && pkey->pkey.rsa->n != NULL)
836                                 {
837                                 BIO_printf(bio_stdout, ", %d bit RSA",
838                                         BN_num_bits(pkey->pkey.rsa->n));
839                                 }
840 #endif
841 #ifndef OPENSSL_NO_DSA
842                         else if (pkey->type == EVP_PKEY_DSA && pkey->pkey.dsa != NULL
843                                 && pkey->pkey.dsa->p != NULL)
844                                 {
845                                 BIO_printf(bio_stdout, ", %d bit DSA",
846                                         BN_num_bits(pkey->pkey.dsa->p));
847                                 }
848 #endif
849                         EVP_PKEY_free(pkey);
850                         }
851                 X509_free(cert);
852                 }
853         /* The SSL API does not allow us to look at temporary RSA/DH keys,
854          * otherwise we should print their lengths too */
855         BIO_printf(bio_stdout,"\n");
856         }
857
858 static void lock_dbg_cb(int mode, int type, const char *file, int line)
859         {
860         static int modes[CRYPTO_NUM_LOCKS]; /* = {0, 0, ... } */
861         const char *errstr = NULL;
862         int rw;
863         
864         rw = mode & (CRYPTO_READ|CRYPTO_WRITE);
865         if (!((rw == CRYPTO_READ) || (rw == CRYPTO_WRITE)))
866                 {
867                 errstr = "invalid mode";
868                 goto err;
869                 }
870
871         if (type < 0 || type >= CRYPTO_NUM_LOCKS)
872                 {
873                 errstr = "type out of bounds";
874                 goto err;
875                 }
876
877         if (mode & CRYPTO_LOCK)
878                 {
879                 if (modes[type])
880                         {
881                         errstr = "already locked";
882                         /* must not happen in a single-threaded program
883                          * (would deadlock) */
884                         goto err;
885                         }
886
887                 modes[type] = rw;
888                 }
889         else if (mode & CRYPTO_UNLOCK)
890                 {
891                 if (!modes[type])
892                         {
893                         errstr = "not locked";
894                         goto err;
895                         }
896                 
897                 if (modes[type] != rw)
898                         {
899                         errstr = (rw == CRYPTO_READ) ?
900                                 "CRYPTO_r_unlock on write lock" :
901                                 "CRYPTO_w_unlock on read lock";
902                         }
903
904                 modes[type] = 0;
905                 }
906         else
907                 {
908                 errstr = "invalid mode";
909                 goto err;
910                 }
911
912  err:
913         if (errstr)
914                 {
915                 /* we cannot use bio_err here */
916                 fprintf(stderr, "openssl (lock_dbg_cb): %s (mode=%d, type=%d) at %s:%d\n",
917                         errstr, mode, type, file, line);
918                 }
919         }
920
921 #ifdef TLSEXT_TYPE_opaque_prf_input
922 struct cb_info_st { void *input; size_t len; int ret; };
923 struct cb_info_st co1 = { "C", 1, 1 }; /* try to negotiate oqaque PRF input */
924 struct cb_info_st co2 = { "C", 1, 2 }; /* insist on oqaque PRF input */
925 struct cb_info_st so1 = { "S", 1, 1 }; /* try to negotiate oqaque PRF input */
926 struct cb_info_st so2 = { "S", 1, 2 }; /* insist on oqaque PRF input */
927
928 int opaque_prf_input_cb(SSL *ssl, void *peerinput, size_t len, void *arg_)
929         {
930         struct cb_info_st *arg = arg_;
931
932         if (arg == NULL)
933                 return 1;
934         
935         if (!SSL_set_tlsext_opaque_prf_input(ssl, arg->input, arg->len))
936                 return 0;
937         return arg->ret;
938         }
939 #endif
940
941 int main(int argc, char *argv[])
942         {
943         char *CApath=NULL,*CAfile=NULL;
944         int badop=0;
945         int bio_pair=0;
946         int force=0;
947         int tls1=0,ssl2=0,ssl3=0,ret=1;
948         int client_auth=0;
949         int server_auth=0,i;
950         struct app_verify_arg app_verify_arg =
951                 { APP_CALLBACK_STRING, 0, 0, NULL, NULL };
952         char *server_cert=TEST_SERVER_CERT;
953         char *server_key=NULL;
954         char *client_cert=TEST_CLIENT_CERT;
955         char *client_key=NULL;
956 #ifndef OPENSSL_NO_ECDH
957         char *named_curve = NULL;
958 #endif
959         SSL_CTX *s_ctx=NULL;
960         SSL_CTX *c_ctx=NULL;
961         const SSL_METHOD *meth=NULL;
962         SSL *c_ssl,*s_ssl;
963         int number=1,reuse=0;
964         long bytes=256L;
965 #ifndef OPENSSL_NO_DH
966         DH *dh;
967         int dhe1024 = 0, dhe1024dsa = 0;
968 #endif
969 #ifndef OPENSSL_NO_ECDH
970         EC_KEY *ecdh = NULL;
971 #endif
972 #ifndef OPENSSL_NO_SRP
973         /* client */
974         SRP_CLIENT_ARG srp_client_arg = {NULL,NULL};
975         /* server */
976         SRP_SERVER_ARG srp_server_arg = {NULL,NULL};
977 #endif
978         int no_dhe = 0;
979         int no_ecdhe = 0;
980         int no_psk = 0;
981         int print_time = 0;
982         clock_t s_time = 0, c_time = 0;
983 #ifndef OPENSSL_NO_COMP
984         int comp = 0;
985         COMP_METHOD *cm = NULL;
986         STACK_OF(SSL_COMP) *ssl_comp_methods = NULL;
987 #endif
988         int test_cipherlist = 0;
989 #ifdef OPENSSL_FIPS
990         int fips_mode=0;
991 #endif
992
993         verbose = 0;
994         debug = 0;
995         cipher = 0;
996
997         bio_err=BIO_new_fp(stderr,BIO_NOCLOSE|BIO_FP_TEXT);     
998
999         CRYPTO_set_locking_callback(lock_dbg_cb);
1000
1001         /* enable memory leak checking unless explicitly disabled */
1002         if (!((getenv("OPENSSL_DEBUG_MEMORY") != NULL) && (0 == strcmp(getenv("OPENSSL_DEBUG_MEMORY"), "off"))))
1003                 {
1004                 CRYPTO_malloc_debug_init();
1005                 CRYPTO_set_mem_debug_options(V_CRYPTO_MDEBUG_ALL);
1006                 }
1007         else
1008                 {
1009                 /* OPENSSL_DEBUG_MEMORY=off */
1010                 CRYPTO_set_mem_debug_functions(0, 0, 0, 0, 0);
1011                 }
1012         CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
1013
1014         RAND_seed(rnd_seed, sizeof rnd_seed);
1015
1016         bio_stdout=BIO_new_fp(stdout,BIO_NOCLOSE|BIO_FP_TEXT);
1017
1018         argc--;
1019         argv++;
1020
1021         while (argc >= 1)
1022                 {
1023                 if(!strcmp(*argv,"-F"))
1024                         {
1025 #ifdef OPENSSL_FIPS
1026                         fips_mode=1;
1027 #else
1028                         fprintf(stderr,"not compiled with FIPS support, so exitting without running.\n");
1029                         EXIT(0);
1030 #endif
1031                         }
1032                 else if (strcmp(*argv,"-server_auth") == 0)
1033                         server_auth=1;
1034                 else if (strcmp(*argv,"-client_auth") == 0)
1035                         client_auth=1;
1036                 else if (strcmp(*argv,"-proxy_auth") == 0)
1037                         {
1038                         if (--argc < 1) goto bad;
1039                         app_verify_arg.proxy_auth= *(++argv);
1040                         }
1041                 else if (strcmp(*argv,"-proxy_cond") == 0)
1042                         {
1043                         if (--argc < 1) goto bad;
1044                         app_verify_arg.proxy_cond= *(++argv);
1045                         }
1046                 else if (strcmp(*argv,"-v") == 0)
1047                         verbose=1;
1048                 else if (strcmp(*argv,"-d") == 0)
1049                         debug=1;
1050                 else if (strcmp(*argv,"-reuse") == 0)
1051                         reuse=1;
1052                 else if (strcmp(*argv,"-dhe1024") == 0)
1053                         {
1054 #ifndef OPENSSL_NO_DH
1055                         dhe1024=1;
1056 #else
1057                         fprintf(stderr,"ignoring -dhe1024, since I'm compiled without DH\n");
1058 #endif
1059                         }
1060                 else if (strcmp(*argv,"-dhe1024dsa") == 0)
1061                         {
1062 #ifndef OPENSSL_NO_DH
1063                         dhe1024dsa=1;
1064 #else
1065                         fprintf(stderr,"ignoring -dhe1024, since I'm compiled without DH\n");
1066 #endif
1067                         }
1068                 else if (strcmp(*argv,"-no_dhe") == 0)
1069                         no_dhe=1;
1070                 else if (strcmp(*argv,"-no_ecdhe") == 0)
1071                         no_ecdhe=1;
1072                 else if (strcmp(*argv,"-psk") == 0)
1073                         {
1074                         if (--argc < 1) goto bad;
1075                         psk_key=*(++argv);
1076 #ifndef OPENSSL_NO_PSK
1077                         if (strspn(psk_key, "abcdefABCDEF1234567890") != strlen(psk_key))
1078                                 {
1079                                 BIO_printf(bio_err,"Not a hex number '%s'\n",*argv);
1080                                 goto bad;
1081                                 }
1082 #else
1083                         no_psk=1;
1084 #endif
1085                         }
1086 #ifndef OPENSSL_NO_SRP
1087                 else if (strcmp(*argv,"-srpuser") == 0)
1088                         {
1089                         if (--argc < 1) goto bad;
1090                         srp_server_arg.expected_user = srp_client_arg.srplogin= *(++argv);
1091                         tls1=1;
1092                         }
1093                 else if (strcmp(*argv,"-srppass") == 0)
1094                         {
1095                         if (--argc < 1) goto bad;
1096                         srp_server_arg.pass = srp_client_arg.srppassin= *(++argv);
1097                         tls1=1;
1098                         }
1099 #endif
1100                 else if (strcmp(*argv,"-ssl2") == 0)
1101                         ssl2=1;
1102                 else if (strcmp(*argv,"-tls1") == 0)
1103                         tls1=1;
1104                 else if (strcmp(*argv,"-ssl3") == 0)
1105                         ssl3=1;
1106                 else if (strncmp(*argv,"-num",4) == 0)
1107                         {
1108                         if (--argc < 1) goto bad;
1109                         number= atoi(*(++argv));
1110                         if (number == 0) number=1;
1111                         }
1112                 else if (strcmp(*argv,"-bytes") == 0)
1113                         {
1114                         if (--argc < 1) goto bad;
1115                         bytes= atol(*(++argv));
1116                         if (bytes == 0L) bytes=1L;
1117                         i=strlen(argv[0]);
1118                         if (argv[0][i-1] == 'k') bytes*=1024L;
1119                         if (argv[0][i-1] == 'm') bytes*=1024L*1024L;
1120                         }
1121                 else if (strcmp(*argv,"-cert") == 0)
1122                         {
1123                         if (--argc < 1) goto bad;
1124                         server_cert= *(++argv);
1125                         }
1126                 else if (strcmp(*argv,"-s_cert") == 0)
1127                         {
1128                         if (--argc < 1) goto bad;
1129                         server_cert= *(++argv);
1130                         }
1131                 else if (strcmp(*argv,"-key") == 0)
1132                         {
1133                         if (--argc < 1) goto bad;
1134                         server_key= *(++argv);
1135                         }
1136                 else if (strcmp(*argv,"-s_key") == 0)
1137                         {
1138                         if (--argc < 1) goto bad;
1139                         server_key= *(++argv);
1140                         }
1141                 else if (strcmp(*argv,"-c_cert") == 0)
1142                         {
1143                         if (--argc < 1) goto bad;
1144                         client_cert= *(++argv);
1145                         }
1146                 else if (strcmp(*argv,"-c_key") == 0)
1147                         {
1148                         if (--argc < 1) goto bad;
1149                         client_key= *(++argv);
1150                         }
1151                 else if (strcmp(*argv,"-cipher") == 0)
1152                         {
1153                         if (--argc < 1) goto bad;
1154                         cipher= *(++argv);
1155                         }
1156                 else if (strcmp(*argv,"-CApath") == 0)
1157                         {
1158                         if (--argc < 1) goto bad;
1159                         CApath= *(++argv);
1160                         }
1161                 else if (strcmp(*argv,"-CAfile") == 0)
1162                         {
1163                         if (--argc < 1) goto bad;
1164                         CAfile= *(++argv);
1165                         }
1166                 else if (strcmp(*argv,"-bio_pair") == 0)
1167                         {
1168                         bio_pair = 1;
1169                         }
1170                 else if (strcmp(*argv,"-f") == 0)
1171                         {
1172                         force = 1;
1173                         }
1174                 else if (strcmp(*argv,"-time") == 0)
1175                         {
1176                         print_time = 1;
1177                         }
1178 #ifndef OPENSSL_NO_COMP
1179                 else if (strcmp(*argv,"-zlib") == 0)
1180                         {
1181                         comp = COMP_ZLIB;
1182                         }
1183                 else if (strcmp(*argv,"-rle") == 0)
1184                         {
1185                         comp = COMP_RLE;
1186                         }
1187 #endif
1188                 else if (strcmp(*argv,"-named_curve") == 0)
1189                         {
1190                         if (--argc < 1) goto bad;
1191 #ifndef OPENSSL_NO_ECDH         
1192                         named_curve = *(++argv);
1193 #else
1194                         fprintf(stderr,"ignoring -named_curve, since I'm compiled without ECDH\n");
1195                         ++argv;
1196 #endif
1197                         }
1198                 else if (strcmp(*argv,"-app_verify") == 0)
1199                         {
1200                         app_verify_arg.app_verify = 1;
1201                         }
1202                 else if (strcmp(*argv,"-proxy") == 0)
1203                         {
1204                         app_verify_arg.allow_proxy_certs = 1;
1205                         }
1206                 else if (strcmp(*argv,"-test_cipherlist") == 0)
1207                         {
1208                         test_cipherlist = 1;
1209                         }
1210 #ifndef OPENSSL_NO_NEXTPROTONEG
1211                 else if (strcmp(*argv,"-npn_client") == 0)
1212                         {
1213                         npn_client = 1;
1214                         }
1215                 else if (strcmp(*argv,"-npn_server") == 0)
1216                         {
1217                         npn_server = 1;
1218                         }
1219                 else if (strcmp(*argv,"-npn_server_reject") == 0)
1220                         {
1221                         npn_server_reject = 1;
1222                         }
1223 #endif
1224                 else if (strcmp(*argv,"-serverinfo_sct") == 0)
1225                         {
1226                         serverinfo_sct = 1;
1227                         }
1228                 else if (strcmp(*argv,"-serverinfo_tack") == 0)
1229                         {
1230                         serverinfo_tack = 1;
1231                         }
1232                 else if (strcmp(*argv,"-serverinfo_file") == 0)
1233                         {
1234                         if (--argc < 1) goto bad;
1235                         serverinfo_file = *(++argv);
1236                         }
1237                 else if (strcmp(*argv,"-custom_ext") == 0)
1238                         {
1239                         custom_ext = 1;
1240                         }
1241                 else if (strcmp(*argv,"-alpn_client") == 0)
1242                         {
1243                         if (--argc < 1) goto bad;
1244                         alpn_client = *(++argv);
1245                         }
1246                 else if (strcmp(*argv,"-alpn_server") == 0)
1247                         {
1248                         if (--argc < 1) goto bad;
1249                         alpn_server = *(++argv);
1250                         }
1251                 else if (strcmp(*argv,"-alpn_expected") == 0)
1252                         {
1253                         if (--argc < 1) goto bad;
1254                         alpn_expected = *(++argv);
1255                         }
1256                 else
1257                         {
1258                         fprintf(stderr,"unknown option %s\n",*argv);
1259                         badop=1;
1260                         break;
1261                         }
1262                 argc--;
1263                 argv++;
1264                 }
1265         if (badop)
1266                 {
1267 bad:
1268                 sv_usage();
1269                 goto end;
1270                 }
1271
1272         if (test_cipherlist == 1)
1273                 {
1274                 /* ensure that the cipher list are correctly sorted and exit */
1275                 if (do_test_cipherlist() == 0)
1276                         EXIT(1);
1277                 ret = 0;
1278                 goto end;
1279                 }
1280
1281         if (!ssl2 && !ssl3 && !tls1 && number > 1 && !reuse && !force)
1282                 {
1283                 fprintf(stderr, "This case cannot work.  Use -f to perform "
1284                         "the test anyway (and\n-d to see what happens), "
1285                         "or add one of -ssl2, -ssl3, -tls1, -reuse\n"
1286                         "to avoid protocol mismatch.\n");
1287                 EXIT(1);
1288                 }
1289
1290 #ifdef OPENSSL_FIPS
1291         if(fips_mode)
1292                 {
1293                 if(!FIPS_mode_set(1))
1294                         {
1295                         ERR_load_crypto_strings();
1296                         ERR_print_errors(BIO_new_fp(stderr,BIO_NOCLOSE));
1297                         EXIT(1);
1298                         }
1299                 else
1300                         fprintf(stderr,"*** IN FIPS MODE ***\n");
1301                 }
1302 #endif
1303
1304         if (print_time)
1305                 {
1306                 if (!bio_pair)
1307                         {
1308                         fprintf(stderr, "Using BIO pair (-bio_pair)\n");
1309                         bio_pair = 1;
1310                         }
1311                 if (number < 50 && !force)
1312                         fprintf(stderr, "Warning: For accurate timings, use more connections (e.g. -num 1000)\n");
1313                 }
1314
1315 /*      if (cipher == NULL) cipher=getenv("SSL_CIPHER"); */
1316
1317         SSL_library_init();
1318         SSL_load_error_strings();
1319
1320 #ifndef OPENSSL_NO_COMP
1321         if (comp == COMP_ZLIB) cm = COMP_zlib();
1322         if (comp == COMP_RLE) cm = COMP_rle();
1323         if (cm != NULL)
1324                 {
1325                 if (cm->type != NID_undef)
1326                         {
1327                         if (SSL_COMP_add_compression_method(comp, cm) != 0)
1328                                 {
1329                                 fprintf(stderr,
1330                                         "Failed to add compression method\n");
1331                                 ERR_print_errors_fp(stderr);
1332                                 }
1333                         }
1334                 else
1335                         {
1336                         fprintf(stderr,
1337                                 "Warning: %s compression not supported\n",
1338                                 (comp == COMP_RLE ? "rle" :
1339                                         (comp == COMP_ZLIB ? "zlib" :
1340                                                 "unknown")));
1341                         ERR_print_errors_fp(stderr);
1342                         }
1343                 }
1344         ssl_comp_methods = SSL_COMP_get_compression_methods();
1345         fprintf(stderr, "Available compression methods:\n");
1346         {
1347         int j, n = sk_SSL_COMP_num(ssl_comp_methods);
1348         if (n == 0)
1349                 fprintf(stderr, "  NONE\n");
1350         else
1351                 for (j = 0; j < n; j++)
1352                         {
1353                         SSL_COMP *c = sk_SSL_COMP_value(ssl_comp_methods, j);
1354                         fprintf(stderr, "  %d: %s\n", c->id, c->name);
1355                         }
1356         }
1357 #endif
1358
1359 #if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
1360         if (ssl2)
1361                 meth=SSLv2_method();
1362         else 
1363         if (tls1)
1364                 meth=TLSv1_method();
1365         else
1366         if (ssl3)
1367                 meth=SSLv3_method();
1368         else
1369                 meth=SSLv23_method();
1370 #else
1371 #ifdef OPENSSL_NO_SSL2
1372         if (tls1)
1373                 meth=TLSv1_method();
1374         else
1375         if (ssl3)
1376                 meth=SSLv3_method();
1377         else
1378                 meth=SSLv23_method();
1379 #else
1380         meth=SSLv2_method();
1381 #endif
1382 #endif
1383
1384         c_ctx=SSL_CTX_new(meth);
1385         s_ctx=SSL_CTX_new(meth);
1386         if ((c_ctx == NULL) || (s_ctx == NULL))
1387                 {
1388                 ERR_print_errors(bio_err);
1389                 goto end;
1390                 }
1391         /* Since we will use low security ciphersuites and keys for
1392          * testing set security level to zero.
1393          */
1394         SSL_CTX_set_security_level(c_ctx, 0);
1395         SSL_CTX_set_security_level(s_ctx, 0);
1396
1397         if (cipher != NULL)
1398                 {
1399                 SSL_CTX_set_cipher_list(c_ctx,cipher);
1400                 SSL_CTX_set_cipher_list(s_ctx,cipher);
1401                 }
1402
1403 #ifndef OPENSSL_NO_DH
1404         if (!no_dhe)
1405                 {
1406                 if (dhe1024dsa)
1407                         {
1408                         /* use SSL_OP_SINGLE_DH_USE to avoid small subgroup attacks */
1409                         SSL_CTX_set_options(s_ctx, SSL_OP_SINGLE_DH_USE);
1410                         dh=get_dh1024dsa();
1411                         }
1412                 else if (dhe1024)
1413                         dh=get_dh1024();
1414                 else
1415                         dh=get_dh512();
1416                 SSL_CTX_set_tmp_dh(s_ctx,dh);
1417                 DH_free(dh);
1418                 }
1419 #else
1420         (void)no_dhe;
1421 #endif
1422
1423 #ifndef OPENSSL_NO_ECDH
1424         if (!no_ecdhe)
1425                 {
1426                 int nid;
1427
1428                 if (named_curve != NULL)
1429                         {
1430                         nid = OBJ_sn2nid(named_curve);
1431                         if (nid == 0)
1432                         {
1433                                 BIO_printf(bio_err, "unknown curve name (%s)\n", named_curve);
1434                                 goto end;
1435                                 }
1436                         }
1437                 else
1438 #ifdef OPENSSL_NO_EC2M
1439                         nid = NID_X9_62_prime256v1;
1440 #else
1441                         nid = NID_sect163r2;
1442 #endif
1443
1444                 ecdh = EC_KEY_new_by_curve_name(nid);
1445                 if (ecdh == NULL)
1446                         {
1447                         BIO_printf(bio_err, "unable to create curve\n");
1448                         goto end;
1449                         }
1450
1451                 SSL_CTX_set_tmp_ecdh(s_ctx, ecdh);
1452                 SSL_CTX_set_options(s_ctx, SSL_OP_SINGLE_ECDH_USE);
1453                 EC_KEY_free(ecdh);
1454                 }
1455 #else
1456         (void)no_ecdhe;
1457 #endif
1458
1459 #ifndef OPENSSL_NO_RSA
1460         SSL_CTX_set_tmp_rsa_callback(s_ctx,tmp_rsa_cb);
1461 #endif
1462
1463 #ifdef TLSEXT_TYPE_opaque_prf_input
1464         SSL_CTX_set_tlsext_opaque_prf_input_callback(c_ctx, opaque_prf_input_cb);
1465         SSL_CTX_set_tlsext_opaque_prf_input_callback(s_ctx, opaque_prf_input_cb);
1466         SSL_CTX_set_tlsext_opaque_prf_input_callback_arg(c_ctx, &co1); /* or &co2 or NULL */
1467         SSL_CTX_set_tlsext_opaque_prf_input_callback_arg(s_ctx, &so1); /* or &so2 or NULL */
1468 #endif
1469
1470         if (!SSL_CTX_use_certificate_file(s_ctx,server_cert,SSL_FILETYPE_PEM))
1471                 {
1472                 ERR_print_errors(bio_err);
1473                 }
1474         else if (!SSL_CTX_use_PrivateKey_file(s_ctx,
1475                 (server_key?server_key:server_cert), SSL_FILETYPE_PEM))
1476                 {
1477                 ERR_print_errors(bio_err);
1478                 goto end;
1479                 }
1480
1481         if (client_auth)
1482                 {
1483                 SSL_CTX_use_certificate_file(c_ctx,client_cert,
1484                         SSL_FILETYPE_PEM);
1485                 SSL_CTX_use_PrivateKey_file(c_ctx,
1486                         (client_key?client_key:client_cert),
1487                         SSL_FILETYPE_PEM);
1488                 }
1489
1490         if (    (!SSL_CTX_load_verify_locations(s_ctx,CAfile,CApath)) ||
1491                 (!SSL_CTX_set_default_verify_paths(s_ctx)) ||
1492                 (!SSL_CTX_load_verify_locations(c_ctx,CAfile,CApath)) ||
1493                 (!SSL_CTX_set_default_verify_paths(c_ctx)))
1494                 {
1495                 /* fprintf(stderr,"SSL_load_verify_locations\n"); */
1496                 ERR_print_errors(bio_err);
1497                 /* goto end; */
1498                 }
1499
1500         if (client_auth)
1501                 {
1502                 BIO_printf(bio_err,"client authentication\n");
1503                 SSL_CTX_set_verify(s_ctx,
1504                         SSL_VERIFY_PEER|SSL_VERIFY_FAIL_IF_NO_PEER_CERT,
1505                         verify_callback);
1506                 SSL_CTX_set_cert_verify_callback(s_ctx, app_verify_callback, &app_verify_arg);
1507                 }
1508         if (server_auth)
1509                 {
1510                 BIO_printf(bio_err,"server authentication\n");
1511                 SSL_CTX_set_verify(c_ctx,SSL_VERIFY_PEER,
1512                         verify_callback);
1513                 SSL_CTX_set_cert_verify_callback(c_ctx, app_verify_callback, &app_verify_arg);
1514                 }
1515         
1516         {
1517                 int session_id_context = 0;
1518                 SSL_CTX_set_session_id_context(s_ctx, (void *)&session_id_context, sizeof session_id_context);
1519         }
1520
1521         /* Use PSK only if PSK key is given */
1522         if (psk_key != NULL)
1523                 {
1524                 /* no_psk is used to avoid putting psk command to openssl tool */
1525                 if (no_psk)
1526                         {
1527                         /* if PSK is not compiled in and psk key is
1528                          * given, do nothing and exit successfully */
1529                         ret=0;
1530                         goto end;
1531                         }
1532 #ifndef OPENSSL_NO_PSK
1533                 SSL_CTX_set_psk_client_callback(c_ctx, psk_client_callback);
1534                 SSL_CTX_set_psk_server_callback(s_ctx, psk_server_callback);
1535                 if (debug)
1536                         BIO_printf(bio_err,"setting PSK identity hint to s_ctx\n");
1537                 if (!SSL_CTX_use_psk_identity_hint(s_ctx, "ctx server identity_hint"))
1538                         {
1539                         BIO_printf(bio_err,"error setting PSK identity hint to s_ctx\n");
1540                         ERR_print_errors(bio_err);
1541                         goto end;
1542                         }
1543 #endif
1544                 }
1545 #ifndef OPENSSL_NO_SRP
1546         if (srp_client_arg.srplogin)
1547                 {
1548                 if (!SSL_CTX_set_srp_username(c_ctx, srp_client_arg.srplogin))
1549                         {
1550                         BIO_printf(bio_err,"Unable to set SRP username\n");
1551                         goto end;
1552                         }
1553                 SSL_CTX_set_srp_cb_arg(c_ctx,&srp_client_arg);
1554                 SSL_CTX_set_srp_client_pwd_callback(c_ctx, ssl_give_srp_client_pwd_cb);
1555                 /*SSL_CTX_set_srp_strength(c_ctx, srp_client_arg.strength);*/
1556                 }
1557
1558         if (srp_server_arg.expected_user != NULL)
1559                 {
1560                 SSL_CTX_set_verify(s_ctx,SSL_VERIFY_NONE,verify_callback);
1561                 SSL_CTX_set_srp_cb_arg(s_ctx, &srp_server_arg);
1562                 SSL_CTX_set_srp_username_callback(s_ctx, ssl_srp_server_param_cb);
1563                 }
1564 #endif
1565
1566 #ifndef OPENSSL_NO_NEXTPROTONEG
1567         if (npn_client)
1568                 {
1569                 SSL_CTX_set_next_proto_select_cb(c_ctx, cb_client_npn, NULL);
1570                 }
1571         if (npn_server)
1572                 {
1573                 if (npn_server_reject)
1574                         {
1575                         BIO_printf(bio_err, "Can't have both -npn_server and -npn_server_reject\n");
1576                         goto end;
1577                         }
1578                 SSL_CTX_set_next_protos_advertised_cb(s_ctx, cb_server_npn, NULL);
1579                 }
1580         if (npn_server_reject)
1581                 {
1582                 SSL_CTX_set_next_protos_advertised_cb(s_ctx, cb_server_rejects_npn, NULL);
1583                 }
1584 #endif
1585
1586         if (serverinfo_sct)
1587                 SSL_CTX_set_custom_cli_ext(c_ctx, SCT_EXT_TYPE, NULL, 
1588                                            serverinfo_cli_cb, NULL);
1589         if (serverinfo_tack)
1590                 SSL_CTX_set_custom_cli_ext(c_ctx, TACK_EXT_TYPE, NULL,
1591                                            serverinfo_cli_cb, NULL);
1592
1593         if (serverinfo_file)
1594                 if (!SSL_CTX_use_serverinfo_file(s_ctx, serverinfo_file))
1595                         {
1596                         BIO_printf(bio_err, "missing serverinfo file\n");
1597                         goto end;
1598                         }
1599
1600         if (custom_ext)
1601                 {
1602                 SSL_CTX_set_custom_cli_ext(c_ctx, CUSTOM_EXT_TYPE_0, 
1603                                            custom_ext_0_cli_add_cb, 
1604                                            custom_ext_0_cli_parse_cb, NULL);
1605                 SSL_CTX_set_custom_cli_ext(c_ctx, CUSTOM_EXT_TYPE_1, 
1606                                            custom_ext_1_cli_add_cb, 
1607                                            custom_ext_1_cli_parse_cb, NULL);
1608                 SSL_CTX_set_custom_cli_ext(c_ctx, CUSTOM_EXT_TYPE_2, 
1609                                            custom_ext_2_cli_add_cb, 
1610                                            custom_ext_2_cli_parse_cb, NULL);
1611                 SSL_CTX_set_custom_cli_ext(c_ctx, CUSTOM_EXT_TYPE_3, 
1612                                            custom_ext_3_cli_add_cb, 
1613                                            custom_ext_3_cli_parse_cb, NULL);
1614
1615
1616                 SSL_CTX_set_custom_srv_ext(s_ctx, CUSTOM_EXT_TYPE_0, 
1617                                            custom_ext_0_srv_parse_cb, 
1618                                            custom_ext_0_srv_add_cb, NULL);
1619                 SSL_CTX_set_custom_srv_ext(s_ctx, CUSTOM_EXT_TYPE_1, 
1620                                            custom_ext_1_srv_parse_cb, 
1621                                            custom_ext_1_srv_add_cb, NULL);
1622                 SSL_CTX_set_custom_srv_ext(s_ctx, CUSTOM_EXT_TYPE_2, 
1623                                            custom_ext_2_srv_parse_cb, 
1624                                            custom_ext_2_srv_add_cb, NULL);
1625                 SSL_CTX_set_custom_srv_ext(s_ctx, CUSTOM_EXT_TYPE_3, 
1626                                            custom_ext_3_srv_parse_cb, 
1627                                            custom_ext_3_srv_add_cb, NULL);
1628                 }
1629
1630         if (alpn_server)
1631                 SSL_CTX_set_alpn_select_cb(s_ctx, cb_server_alpn, NULL);
1632
1633         if (alpn_client)
1634                 {
1635                 unsigned short alpn_len;
1636                 unsigned char *alpn = next_protos_parse(&alpn_len, alpn_client);
1637
1638                 if (alpn == NULL)
1639                         {
1640                         BIO_printf(bio_err, "Error parsing -alpn_client argument\n");
1641                         goto end;
1642                         }
1643                 SSL_CTX_set_alpn_protos(c_ctx, alpn, alpn_len);
1644                 OPENSSL_free(alpn);
1645                 }
1646
1647         c_ssl=SSL_new(c_ctx);
1648         s_ssl=SSL_new(s_ctx);
1649
1650 #ifndef OPENSSL_NO_KRB5
1651         if (c_ssl  &&  c_ssl->kssl_ctx)
1652                 {
1653                 char    localhost[MAXHOSTNAMELEN+2];
1654
1655                 if (gethostname(localhost, sizeof localhost-1) == 0)
1656                         {
1657                         localhost[sizeof localhost-1]='\0';
1658                         if(strlen(localhost) == sizeof localhost-1)
1659                                 {
1660                                 BIO_printf(bio_err,"localhost name too long\n");
1661                                 goto end;
1662                                 }
1663                         kssl_ctx_setstring(c_ssl->kssl_ctx, KSSL_SERVER,
1664                                 localhost);
1665                         }
1666                 }
1667 #endif    /* OPENSSL_NO_KRB5  */
1668
1669         for (i=0; i<number; i++)
1670                 {
1671                 if (!reuse) SSL_set_session(c_ssl,NULL);
1672                 if (bio_pair)
1673                         ret=doit_biopair(s_ssl,c_ssl,bytes,&s_time,&c_time);
1674                 else
1675                         ret=doit(s_ssl,c_ssl,bytes);
1676                 }
1677
1678         if (!verbose)
1679                 {
1680                 print_details(c_ssl, "");
1681                 }
1682         if ((number > 1) || (bytes > 1L))
1683                 BIO_printf(bio_stdout, "%d handshakes of %ld bytes done\n",number,bytes);
1684         if (print_time)
1685                 {
1686 #ifdef CLOCKS_PER_SEC
1687                 /* "To determine the time in seconds, the value returned
1688                  * by the clock function should be divided by the value
1689                  * of the macro CLOCKS_PER_SEC."
1690                  *                                       -- ISO/IEC 9899 */
1691                 BIO_printf(bio_stdout, "Approximate total server time: %6.2f s\n"
1692                         "Approximate total client time: %6.2f s\n",
1693                         (double)s_time/CLOCKS_PER_SEC,
1694                         (double)c_time/CLOCKS_PER_SEC);
1695 #else
1696                 /* "`CLOCKS_PER_SEC' undeclared (first use this function)"
1697                  *                            -- cc on NeXTstep/OpenStep */
1698                 BIO_printf(bio_stdout,
1699                         "Approximate total server time: %6.2f units\n"
1700                         "Approximate total client time: %6.2f units\n",
1701                         (double)s_time,
1702                         (double)c_time);
1703 #endif
1704                 }
1705
1706         SSL_free(s_ssl);
1707         SSL_free(c_ssl);
1708
1709 end:
1710         if (s_ctx != NULL) SSL_CTX_free(s_ctx);
1711         if (c_ctx != NULL) SSL_CTX_free(c_ctx);
1712
1713         if (bio_stdout != NULL) BIO_free(bio_stdout);
1714
1715 #ifndef OPENSSL_NO_RSA
1716         free_tmp_rsa();
1717 #endif
1718 #ifndef OPENSSL_NO_ENGINE
1719         ENGINE_cleanup();
1720 #endif
1721         CRYPTO_cleanup_all_ex_data();
1722         ERR_free_strings();
1723         ERR_remove_thread_state(NULL);
1724         EVP_cleanup();
1725         CRYPTO_mem_leaks(bio_err);
1726         if (bio_err != NULL) BIO_free(bio_err);
1727         EXIT(ret);
1728         return ret;
1729         }
1730
1731 int doit_biopair(SSL *s_ssl, SSL *c_ssl, long count,
1732         clock_t *s_time, clock_t *c_time)
1733         {
1734         long cw_num = count, cr_num = count, sw_num = count, sr_num = count;
1735         BIO *s_ssl_bio = NULL, *c_ssl_bio = NULL;
1736         BIO *server = NULL, *server_io = NULL, *client = NULL, *client_io = NULL;
1737         int ret = 1;
1738         
1739         size_t bufsiz = 256; /* small buffer for testing */
1740
1741         if (!BIO_new_bio_pair(&server, bufsiz, &server_io, bufsiz))
1742                 goto err;
1743         if (!BIO_new_bio_pair(&client, bufsiz, &client_io, bufsiz))
1744                 goto err;
1745         
1746         s_ssl_bio = BIO_new(BIO_f_ssl());
1747         if (!s_ssl_bio)
1748                 goto err;
1749
1750         c_ssl_bio = BIO_new(BIO_f_ssl());
1751         if (!c_ssl_bio)
1752                 goto err;
1753
1754         SSL_set_connect_state(c_ssl);
1755         SSL_set_bio(c_ssl, client, client);
1756         (void)BIO_set_ssl(c_ssl_bio, c_ssl, BIO_NOCLOSE);
1757
1758         SSL_set_accept_state(s_ssl);
1759         SSL_set_bio(s_ssl, server, server);
1760         (void)BIO_set_ssl(s_ssl_bio, s_ssl, BIO_NOCLOSE);
1761
1762         do
1763                 {
1764                 /* c_ssl_bio:          SSL filter BIO
1765                  *
1766                  * client:             pseudo-I/O for SSL library
1767                  *
1768                  * client_io:          client's SSL communication; usually to be
1769                  *                     relayed over some I/O facility, but in this
1770                  *                     test program, we're the server, too:
1771                  *
1772                  * server_io:          server's SSL communication
1773                  *
1774                  * server:             pseudo-I/O for SSL library
1775                  *
1776                  * s_ssl_bio:          SSL filter BIO
1777                  *
1778                  * The client and the server each employ a "BIO pair":
1779                  * client + client_io, server + server_io.
1780                  * BIO pairs are symmetric.  A BIO pair behaves similar
1781                  * to a non-blocking socketpair (but both endpoints must
1782                  * be handled by the same thread).
1783                  * [Here we could connect client and server to the ends
1784                  * of a single BIO pair, but then this code would be less
1785                  * suitable as an example for BIO pairs in general.]
1786                  *
1787                  * Useful functions for querying the state of BIO pair endpoints:
1788                  *
1789                  * BIO_ctrl_pending(bio)              number of bytes we can read now
1790                  * BIO_ctrl_get_read_request(bio)     number of bytes needed to fulfil
1791                  *                                      other side's read attempt
1792                  * BIO_ctrl_get_write_guarantee(bio)   number of bytes we can write now
1793                  *
1794                  * ..._read_request is never more than ..._write_guarantee;
1795                  * it depends on the application which one you should use.
1796                  */
1797
1798                 /* We have non-blocking behaviour throughout this test program, but
1799                  * can be sure that there is *some* progress in each iteration; so
1800                  * we don't have to worry about ..._SHOULD_READ or ..._SHOULD_WRITE
1801                  * -- we just try everything in each iteration
1802                  */
1803
1804                         {
1805                         /* CLIENT */
1806                 
1807                         MS_STATIC char cbuf[1024*8];
1808                         int i, r;
1809                         clock_t c_clock = clock();
1810
1811                         memset(cbuf, 0, sizeof(cbuf));
1812
1813                         if (debug)
1814                                 if (SSL_in_init(c_ssl))
1815                                         printf("client waiting in SSL_connect - %s\n",
1816                                                 SSL_state_string_long(c_ssl));
1817
1818                         if (cw_num > 0)
1819                                 {
1820                                 /* Write to server. */
1821                                 
1822                                 if (cw_num > (long)sizeof cbuf)
1823                                         i = sizeof cbuf;
1824                                 else
1825                                         i = (int)cw_num;
1826                                 r = BIO_write(c_ssl_bio, cbuf, i);
1827                                 if (r < 0)
1828                                         {
1829                                         if (!BIO_should_retry(c_ssl_bio))
1830                                                 {
1831                                                 fprintf(stderr,"ERROR in CLIENT\n");
1832                                                 goto err;
1833                                                 }
1834                                         /* BIO_should_retry(...) can just be ignored here.
1835                                          * The library expects us to call BIO_write with
1836                                          * the same arguments again, and that's what we will
1837                                          * do in the next iteration. */
1838                                         }
1839                                 else if (r == 0)
1840                                         {
1841                                         fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
1842                                         goto err;
1843                                         }
1844                                 else
1845                                         {
1846                                         if (debug)
1847                                                 printf("client wrote %d\n", r);
1848                                         cw_num -= r;                            
1849                                         }
1850                                 }
1851
1852                         if (cr_num > 0)
1853                                 {
1854                                 /* Read from server. */
1855
1856                                 r = BIO_read(c_ssl_bio, cbuf, sizeof(cbuf));
1857                                 if (r < 0)
1858                                         {
1859                                         if (!BIO_should_retry(c_ssl_bio))
1860                                                 {
1861                                                 fprintf(stderr,"ERROR in CLIENT\n");
1862                                                 goto err;
1863                                                 }
1864                                         /* Again, "BIO_should_retry" can be ignored. */
1865                                         }
1866                                 else if (r == 0)
1867                                         {
1868                                         fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
1869                                         goto err;
1870                                         }
1871                                 else
1872                                         {
1873                                         if (debug)
1874                                                 printf("client read %d\n", r);
1875                                         cr_num -= r;
1876                                         }
1877                                 }
1878
1879                         /* c_time and s_time increments will typically be very small
1880                          * (depending on machine speed and clock tick intervals),
1881                          * but sampling over a large number of connections should
1882                          * result in fairly accurate figures.  We cannot guarantee
1883                          * a lot, however -- if each connection lasts for exactly
1884                          * one clock tick, it will be counted only for the client
1885                          * or only for the server or even not at all.
1886                          */
1887                         *c_time += (clock() - c_clock);
1888                         }
1889
1890                         {
1891                         /* SERVER */
1892                 
1893                         MS_STATIC char sbuf[1024*8];
1894                         int i, r;
1895                         clock_t s_clock = clock();
1896
1897                         memset(sbuf, 0, sizeof(sbuf));
1898
1899                         if (debug)
1900                                 if (SSL_in_init(s_ssl))
1901                                         printf("server waiting in SSL_accept - %s\n",
1902                                                 SSL_state_string_long(s_ssl));
1903
1904                         if (sw_num > 0)
1905                                 {
1906                                 /* Write to client. */
1907                                 
1908                                 if (sw_num > (long)sizeof sbuf)
1909                                         i = sizeof sbuf;
1910                                 else
1911                                         i = (int)sw_num;
1912                                 r = BIO_write(s_ssl_bio, sbuf, i);
1913                                 if (r < 0)
1914                                         {
1915                                         if (!BIO_should_retry(s_ssl_bio))
1916                                                 {
1917                                                 fprintf(stderr,"ERROR in SERVER\n");
1918                                                 goto err;
1919                                                 }
1920                                         /* Ignore "BIO_should_retry". */
1921                                         }
1922                                 else if (r == 0)
1923                                         {
1924                                         fprintf(stderr,"SSL SERVER STARTUP FAILED\n");
1925                                         goto err;
1926                                         }
1927                                 else
1928                                         {
1929                                         if (debug)
1930                                                 printf("server wrote %d\n", r);
1931                                         sw_num -= r;                            
1932                                         }
1933                                 }
1934
1935                         if (sr_num > 0)
1936                                 {
1937                                 /* Read from client. */
1938
1939                                 r = BIO_read(s_ssl_bio, sbuf, sizeof(sbuf));
1940                                 if (r < 0)
1941                                         {
1942                                         if (!BIO_should_retry(s_ssl_bio))
1943                                                 {
1944                                                 fprintf(stderr,"ERROR in SERVER\n");
1945                                                 goto err;
1946                                                 }
1947                                         /* blah, blah */
1948                                         }
1949                                 else if (r == 0)
1950                                         {
1951                                         fprintf(stderr,"SSL SERVER STARTUP FAILED\n");
1952                                         goto err;
1953                                         }
1954                                 else
1955                                         {
1956                                         if (debug)
1957                                                 printf("server read %d\n", r);
1958                                         sr_num -= r;
1959                                         }
1960                                 }
1961
1962                         *s_time += (clock() - s_clock);
1963                         }
1964                         
1965                         {
1966                         /* "I/O" BETWEEN CLIENT AND SERVER. */
1967
1968                         size_t r1, r2;
1969                         BIO *io1 = server_io, *io2 = client_io;
1970                         /* we use the non-copying interface for io1
1971                          * and the standard BIO_write/BIO_read interface for io2
1972                          */
1973                         
1974                         static int prev_progress = 1;
1975                         int progress = 0;
1976                         
1977                         /* io1 to io2 */
1978                         do
1979                                 {
1980                                 size_t num;
1981                                 int r;
1982
1983                                 r1 = BIO_ctrl_pending(io1);
1984                                 r2 = BIO_ctrl_get_write_guarantee(io2);
1985
1986                                 num = r1;
1987                                 if (r2 < num)
1988                                         num = r2;
1989                                 if (num)
1990                                         {
1991                                         char *dataptr;
1992
1993                                         if (INT_MAX < num) /* yeah, right */
1994                                                 num = INT_MAX;
1995                                         
1996                                         r = BIO_nread(io1, &dataptr, (int)num);
1997                                         assert(r > 0);
1998                                         assert(r <= (int)num);
1999                                         /* possibly r < num (non-contiguous data) */
2000                                         num = r;
2001                                         r = BIO_write(io2, dataptr, (int)num);
2002                                         if (r != (int)num) /* can't happen */
2003                                                 {
2004                                                 fprintf(stderr, "ERROR: BIO_write could not write "
2005                                                         "BIO_ctrl_get_write_guarantee() bytes");
2006                                                 goto err;
2007                                                 }
2008                                         progress = 1;
2009
2010                                         if (debug)
2011                                                 printf((io1 == client_io) ?
2012                                                         "C->S relaying: %d bytes\n" :
2013                                                         "S->C relaying: %d bytes\n",
2014                                                         (int)num);
2015                                         }
2016                                 }
2017                         while (r1 && r2);
2018
2019                         /* io2 to io1 */
2020                         {
2021                                 size_t num;
2022                                 int r;
2023
2024                                 r1 = BIO_ctrl_pending(io2);
2025                                 r2 = BIO_ctrl_get_read_request(io1);
2026                                 /* here we could use ..._get_write_guarantee instead of
2027                                  * ..._get_read_request, but by using the latter
2028                                  * we test restartability of the SSL implementation
2029                                  * more thoroughly */
2030                                 num = r1;
2031                                 if (r2 < num)
2032                                         num = r2;
2033                                 if (num)
2034                                         {
2035                                         char *dataptr;
2036                                         
2037                                         if (INT_MAX < num)
2038                                                 num = INT_MAX;
2039
2040                                         if (num > 1)
2041                                                 --num; /* test restartability even more thoroughly */
2042                                         
2043                                         r = BIO_nwrite0(io1, &dataptr);
2044                                         assert(r > 0);
2045                                         if (r < (int)num)
2046                                                 num = r;
2047                                         r = BIO_read(io2, dataptr, (int)num);
2048                                         if (r != (int)num) /* can't happen */
2049                                                 {
2050                                                 fprintf(stderr, "ERROR: BIO_read could not read "
2051                                                         "BIO_ctrl_pending() bytes");
2052                                                 goto err;
2053                                                 }
2054                                         progress = 1;
2055                                         r = BIO_nwrite(io1, &dataptr, (int)num);
2056                                         if (r != (int)num) /* can't happen */
2057                                                 {
2058                                                 fprintf(stderr, "ERROR: BIO_nwrite() did not accept "
2059                                                         "BIO_nwrite0() bytes");
2060                                                 goto err;
2061                                                 }
2062                                         
2063                                         if (debug)
2064                                                 printf((io2 == client_io) ?
2065                                                         "C->S relaying: %d bytes\n" :
2066                                                         "S->C relaying: %d bytes\n",
2067                                                         (int)num);
2068                                         }
2069                         } /* no loop, BIO_ctrl_get_read_request now returns 0 anyway */
2070
2071                         if (!progress && !prev_progress)
2072                                 if (cw_num > 0 || cr_num > 0 || sw_num > 0 || sr_num > 0)
2073                                         {
2074                                         fprintf(stderr, "ERROR: got stuck\n");
2075                                         if (strcmp("SSLv2", SSL_get_version(c_ssl)) == 0)
2076                                                 {
2077                                                 fprintf(stderr, "This can happen for SSL2 because "
2078                                                         "CLIENT-FINISHED and SERVER-VERIFY are written \n"
2079                                                         "concurrently ...");
2080                                                 if (strncmp("2SCF", SSL_state_string(c_ssl), 4) == 0
2081                                                         && strncmp("2SSV", SSL_state_string(s_ssl), 4) == 0)
2082                                                         {
2083                                                         fprintf(stderr, " ok.\n");
2084                                                         goto end;
2085                                                         }
2086                                                 }
2087                                         fprintf(stderr, " ERROR.\n");
2088                                         goto err;
2089                                         }
2090                         prev_progress = progress;
2091                         }
2092                 }
2093         while (cw_num > 0 || cr_num > 0 || sw_num > 0 || sr_num > 0);
2094
2095         if (verbose)
2096                 print_details(c_ssl, "DONE via BIO pair: ");
2097 #ifndef OPENSSL_NO_NEXTPROTONEG
2098         if (verify_npn(c_ssl, s_ssl) < 0)
2099                 {
2100                 ret = 1;
2101                 goto end;
2102                 }
2103 #endif
2104         if (verify_serverinfo() < 0)
2105                 {
2106                 fprintf(stderr, "Server info verify error\n");
2107                 ret = 1;
2108                 goto err;
2109                 }
2110         if (verify_alpn(c_ssl, s_ssl) < 0)
2111                 {
2112                 ret = 1;
2113                 goto err;
2114                 }
2115
2116         if (custom_ext_error)
2117                 {
2118                 fprintf(stderr, "Custom extension error\n");
2119                 ret = 1;
2120                 goto err;
2121                 }
2122
2123 end:
2124         ret = 0;
2125
2126  err:
2127         ERR_print_errors(bio_err);
2128         
2129         if (server)
2130                 BIO_free(server);
2131         if (server_io)
2132                 BIO_free(server_io);
2133         if (client)
2134                 BIO_free(client);
2135         if (client_io)
2136                 BIO_free(client_io);
2137         if (s_ssl_bio)
2138                 BIO_free(s_ssl_bio);
2139         if (c_ssl_bio)
2140                 BIO_free(c_ssl_bio);
2141
2142         return ret;
2143         }
2144
2145
2146 #define W_READ  1
2147 #define W_WRITE 2
2148 #define C_DONE  1
2149 #define S_DONE  2
2150
2151 int doit(SSL *s_ssl, SSL *c_ssl, long count)
2152         {
2153         char *cbuf=NULL,*sbuf=NULL;
2154         long bufsiz;
2155         long cw_num=count,cr_num=count;
2156         long sw_num=count,sr_num=count;
2157         int ret=1;
2158         BIO *c_to_s=NULL;
2159         BIO *s_to_c=NULL;
2160         BIO *c_bio=NULL;
2161         BIO *s_bio=NULL;
2162         int c_r,c_w,s_r,s_w;
2163         int i,j;
2164         int done=0;
2165         int c_write,s_write;
2166         int do_server=0,do_client=0;
2167         int max_frag = 5*1024;
2168
2169         bufsiz = count>40*1024 ? 40*1024 : count;
2170
2171         if ((cbuf = OPENSSL_malloc(bufsiz))==NULL) goto err;
2172         if ((sbuf = OPENSSL_malloc(bufsiz))==NULL) goto err;
2173
2174         memset(cbuf,0,bufsiz);
2175         memset(sbuf,0,bufsiz);
2176
2177         c_to_s=BIO_new(BIO_s_mem());
2178         s_to_c=BIO_new(BIO_s_mem());
2179         if ((s_to_c == NULL) || (c_to_s == NULL))
2180                 {
2181                 ERR_print_errors(bio_err);
2182                 goto err;
2183                 }
2184
2185         c_bio=BIO_new(BIO_f_ssl());
2186         s_bio=BIO_new(BIO_f_ssl());
2187         if ((c_bio == NULL) || (s_bio == NULL))
2188                 {
2189                 ERR_print_errors(bio_err);
2190                 goto err;
2191                 }
2192
2193         SSL_set_connect_state(c_ssl);
2194         SSL_set_bio(c_ssl,s_to_c,c_to_s);
2195         SSL_set_max_send_fragment(c_ssl,max_frag);
2196         BIO_set_ssl(c_bio,c_ssl,BIO_NOCLOSE);
2197
2198         SSL_set_accept_state(s_ssl);
2199         SSL_set_bio(s_ssl,c_to_s,s_to_c);
2200         SSL_set_max_send_fragment(s_ssl,max_frag);
2201         BIO_set_ssl(s_bio,s_ssl,BIO_NOCLOSE);
2202
2203         c_r=0; s_r=1;
2204         c_w=1; s_w=0;
2205         c_write=1,s_write=0;
2206
2207         /* We can always do writes */
2208         for (;;)
2209                 {
2210                 do_server=0;
2211                 do_client=0;
2212
2213                 i=(int)BIO_pending(s_bio);
2214                 if ((i && s_r) || s_w) do_server=1;
2215
2216                 i=(int)BIO_pending(c_bio);
2217                 if ((i && c_r) || c_w) do_client=1;
2218
2219                 if (do_server && debug)
2220                         {
2221                         if (SSL_in_init(s_ssl))
2222                                 printf("server waiting in SSL_accept - %s\n",
2223                                         SSL_state_string_long(s_ssl));
2224 /*                      else if (s_write)
2225                                 printf("server:SSL_write()\n");
2226                         else
2227                                 printf("server:SSL_read()\n"); */
2228                         }
2229
2230                 if (do_client && debug)
2231                         {
2232                         if (SSL_in_init(c_ssl))
2233                                 printf("client waiting in SSL_connect - %s\n",
2234                                         SSL_state_string_long(c_ssl));
2235 /*                      else if (c_write)
2236                                 printf("client:SSL_write()\n");
2237                         else
2238                                 printf("client:SSL_read()\n"); */
2239                         }
2240
2241                 if (!do_client && !do_server)
2242                         {
2243                         fprintf(stdout,"ERROR IN STARTUP\n");
2244                         ERR_print_errors(bio_err);
2245                         break;
2246                         }
2247                 if (do_client && !(done & C_DONE))
2248                         {
2249                         if (c_write)
2250                                 {
2251                                 j = (cw_num > bufsiz) ?
2252                                         (int)bufsiz : (int)cw_num;
2253                                 i=BIO_write(c_bio,cbuf,j);
2254                                 if (i < 0)
2255                                         {
2256                                         c_r=0;
2257                                         c_w=0;
2258                                         if (BIO_should_retry(c_bio))
2259                                                 {
2260                                                 if (BIO_should_read(c_bio))
2261                                                         c_r=1;
2262                                                 if (BIO_should_write(c_bio))
2263                                                         c_w=1;
2264                                                 }
2265                                         else
2266                                                 {
2267                                                 fprintf(stderr,"ERROR in CLIENT\n");
2268                                                 ERR_print_errors(bio_err);
2269                                                 goto err;
2270                                                 }
2271                                         }
2272                                 else if (i == 0)
2273                                         {
2274                                         fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
2275                                         goto err;
2276                                         }
2277                                 else
2278                                         {
2279                                         if (debug)
2280                                                 printf("client wrote %d\n",i);
2281                                         /* ok */
2282                                         s_r=1;
2283                                         c_write=0;
2284                                         cw_num-=i;
2285                                         if (max_frag>1029)
2286                                                 SSL_set_max_send_fragment(c_ssl,max_frag-=5);
2287                                         }
2288                                 }
2289                         else
2290                                 {
2291                                 i=BIO_read(c_bio,cbuf,bufsiz);
2292                                 if (i < 0)
2293                                         {
2294                                         c_r=0;
2295                                         c_w=0;
2296                                         if (BIO_should_retry(c_bio))
2297                                                 {
2298                                                 if (BIO_should_read(c_bio))
2299                                                         c_r=1;
2300                                                 if (BIO_should_write(c_bio))
2301                                                         c_w=1;
2302                                                 }
2303                                         else
2304                                                 {
2305                                                 fprintf(stderr,"ERROR in CLIENT\n");
2306                                                 ERR_print_errors(bio_err);
2307                                                 goto err;
2308                                                 }
2309                                         }
2310                                 else if (i == 0)
2311                                         {
2312                                         fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
2313                                         goto err;
2314                                         }
2315                                 else
2316                                         {
2317                                         if (debug)
2318                                                 printf("client read %d\n",i);
2319                                         cr_num-=i;
2320                                         if (sw_num > 0)
2321                                                 {
2322                                                 s_write=1;
2323                                                 s_w=1;
2324                                                 }
2325                                         if (cr_num <= 0)
2326                                                 {
2327                                                 s_write=1;
2328                                                 s_w=1;
2329                                                 done=S_DONE|C_DONE;
2330                                                 }
2331                                         }
2332                                 }
2333                         }
2334
2335                 if (do_server && !(done & S_DONE))
2336                         {
2337                         if (!s_write)
2338                                 {
2339                                 i=BIO_read(s_bio,sbuf,bufsiz);
2340                                 if (i < 0)
2341                                         {
2342                                         s_r=0;
2343                                         s_w=0;
2344                                         if (BIO_should_retry(s_bio))
2345                                                 {
2346                                                 if (BIO_should_read(s_bio))
2347                                                         s_r=1;
2348                                                 if (BIO_should_write(s_bio))
2349                                                         s_w=1;
2350                                                 }
2351                                         else
2352                                                 {
2353                                                 fprintf(stderr,"ERROR in SERVER\n");
2354                                                 ERR_print_errors(bio_err);
2355                                                 goto err;
2356                                                 }
2357                                         }
2358                                 else if (i == 0)
2359                                         {
2360                                         ERR_print_errors(bio_err);
2361                                         fprintf(stderr,"SSL SERVER STARTUP FAILED in SSL_read\n");
2362                                         goto err;
2363                                         }
2364                                 else
2365                                         {
2366                                         if (debug)
2367                                                 printf("server read %d\n",i);
2368                                         sr_num-=i;
2369                                         if (cw_num > 0)
2370                                                 {
2371                                                 c_write=1;
2372                                                 c_w=1;
2373                                                 }
2374                                         if (sr_num <= 0)
2375                                                 {
2376                                                 s_write=1;
2377                                                 s_w=1;
2378                                                 c_write=0;
2379                                                 }
2380                                         }
2381                                 }
2382                         else
2383                                 {
2384                                 j = (sw_num > bufsiz) ?
2385                                         (int)bufsiz : (int)sw_num;
2386                                 i=BIO_write(s_bio,sbuf,j);
2387                                 if (i < 0)
2388                                         {
2389                                         s_r=0;
2390                                         s_w=0;
2391                                         if (BIO_should_retry(s_bio))
2392                                                 {
2393                                                 if (BIO_should_read(s_bio))
2394                                                         s_r=1;
2395                                                 if (BIO_should_write(s_bio))
2396                                                         s_w=1;
2397                                                 }
2398                                         else
2399                                                 {
2400                                                 fprintf(stderr,"ERROR in SERVER\n");
2401                                                 ERR_print_errors(bio_err);
2402                                                 goto err;
2403                                                 }
2404                                         }
2405                                 else if (i == 0)
2406                                         {
2407                                         ERR_print_errors(bio_err);
2408                                         fprintf(stderr,"SSL SERVER STARTUP FAILED in SSL_write\n");
2409                                         goto err;
2410                                         }
2411                                 else
2412                                         {
2413                                         if (debug)
2414                                                 printf("server wrote %d\n",i);
2415                                         sw_num-=i;
2416                                         s_write=0;
2417                                         c_r=1;
2418                                         if (sw_num <= 0)
2419                                                 done|=S_DONE;
2420                                         if (max_frag>1029)
2421                                                 SSL_set_max_send_fragment(s_ssl,max_frag-=5);
2422                                         }
2423                                 }
2424                         }
2425
2426                 if ((done & S_DONE) && (done & C_DONE)) break;
2427                 }
2428
2429         if (verbose)
2430                 print_details(c_ssl, "DONE: ");
2431 #ifndef OPENSSL_NO_NEXTPROTONEG
2432         if (verify_npn(c_ssl, s_ssl) < 0)
2433                 {
2434                 ret = 1;
2435                 goto err;
2436                 }
2437 #endif
2438         if (verify_serverinfo() < 0)
2439                 {
2440                 fprintf(stderr, "Server info verify error\n");
2441                 ret = 1;
2442                 goto err;
2443                 }
2444         if (custom_ext_error)
2445                 {
2446                 fprintf(stderr, "Custom extension error\n");
2447                 ret = 1;
2448                 goto err;
2449                 }
2450         ret=0;
2451 err:
2452         /* We have to set the BIO's to NULL otherwise they will be
2453          * OPENSSL_free()ed twice.  Once when th s_ssl is SSL_free()ed and
2454          * again when c_ssl is SSL_free()ed.
2455          * This is a hack required because s_ssl and c_ssl are sharing the same
2456          * BIO structure and SSL_set_bio() and SSL_free() automatically
2457          * BIO_free non NULL entries.
2458          * You should not normally do this or be required to do this */
2459         if (s_ssl != NULL)
2460                 {
2461                 s_ssl->rbio=NULL;
2462                 s_ssl->wbio=NULL;
2463                 }
2464         if (c_ssl != NULL)
2465                 {
2466                 c_ssl->rbio=NULL;
2467                 c_ssl->wbio=NULL;
2468                 }
2469
2470         if (c_to_s != NULL) BIO_free(c_to_s);
2471         if (s_to_c != NULL) BIO_free(s_to_c);
2472         if (c_bio != NULL) BIO_free_all(c_bio);
2473         if (s_bio != NULL) BIO_free_all(s_bio);
2474
2475         if (cbuf) OPENSSL_free(cbuf);
2476         if (sbuf) OPENSSL_free(sbuf);
2477
2478         return(ret);
2479         }
2480
2481 static int get_proxy_auth_ex_data_idx(void)
2482         {
2483         static volatile int idx = -1;
2484         if (idx < 0)
2485                 {
2486                 CRYPTO_w_lock(CRYPTO_LOCK_SSL_CTX);
2487                 if (idx < 0)
2488                         {
2489                         idx = X509_STORE_CTX_get_ex_new_index(0,
2490                                 "SSLtest for verify callback", NULL,NULL,NULL);
2491                         }
2492                 CRYPTO_w_unlock(CRYPTO_LOCK_SSL_CTX);
2493                 }
2494         return idx;
2495         }
2496
2497 static int MS_CALLBACK verify_callback(int ok, X509_STORE_CTX *ctx)
2498         {
2499         char *s,buf[256];
2500
2501         s=X509_NAME_oneline(X509_get_subject_name(ctx->current_cert),buf,
2502                             sizeof buf);
2503         if (s != NULL)
2504                 {
2505                 if (ok)
2506                         fprintf(stderr,"depth=%d %s\n",
2507                                 ctx->error_depth,buf);
2508                 else
2509                         {
2510                         fprintf(stderr,"depth=%d error=%d %s\n",
2511                                 ctx->error_depth,ctx->error,buf);
2512                         }
2513                 }
2514
2515         if (ok == 0)
2516                 {
2517                 fprintf(stderr,"Error string: %s\n",
2518                         X509_verify_cert_error_string(ctx->error));
2519                 switch (ctx->error)
2520                         {
2521                 case X509_V_ERR_CERT_NOT_YET_VALID:
2522                 case X509_V_ERR_CERT_HAS_EXPIRED:
2523                 case X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT:
2524                         fprintf(stderr,"  ... ignored.\n");
2525                         ok=1;
2526                         }
2527                 }
2528
2529         if (ok == 1)
2530                 {
2531                 X509 *xs = ctx->current_cert;
2532 #if 0
2533                 X509 *xi = ctx->current_issuer;
2534 #endif
2535
2536                 if (xs->ex_flags & EXFLAG_PROXY)
2537                         {
2538                         unsigned int *letters =
2539                                 X509_STORE_CTX_get_ex_data(ctx,
2540                                         get_proxy_auth_ex_data_idx());
2541
2542                         if (letters)
2543                                 {
2544                                 int found_any = 0;
2545                                 int i;
2546                                 PROXY_CERT_INFO_EXTENSION *pci =
2547                                         X509_get_ext_d2i(xs, NID_proxyCertInfo,
2548                                                 NULL, NULL);
2549
2550                                 switch (OBJ_obj2nid(pci->proxyPolicy->policyLanguage))
2551                                         {
2552                                 case NID_Independent:
2553                                         /* Completely meaningless in this
2554                                            program, as there's no way to
2555                                            grant explicit rights to a
2556                                            specific PrC.  Basically, using
2557                                            id-ppl-Independent is the perfect
2558                                            way to grant no rights at all. */
2559                                         fprintf(stderr, "  Independent proxy certificate");
2560                                         for (i = 0; i < 26; i++)
2561                                                 letters[i] = 0;
2562                                         break;
2563                                 case NID_id_ppl_inheritAll:
2564                                         /* This is basically a NOP, we
2565                                            simply let the current rights
2566                                            stand as they are. */
2567                                         fprintf(stderr, "  Proxy certificate inherits all");
2568                                         break;
2569                                 default:
2570                                         s = (char *)
2571                                                 pci->proxyPolicy->policy->data;
2572                                         i = pci->proxyPolicy->policy->length;
2573
2574                                         /* The algorithm works as follows:
2575                                            it is assumed that previous
2576                                            iterations or the initial granted
2577                                            rights has already set some elements
2578                                            of `letters'.  What we need to do is
2579                                            to clear those that weren't granted
2580                                            by the current PrC as well.  The
2581                                            easiest way to do this is to add 1
2582                                            to all the elements whose letters
2583                                            are given with the current policy.
2584                                            That way, all elements that are set
2585                                            by the current policy and were
2586                                            already set by earlier policies and
2587                                            through the original grant of rights
2588                                            will get the value 2 or higher.
2589                                            The last thing to do is to sweep
2590                                            through `letters' and keep the
2591                                            elements having the value 2 as set,
2592                                            and clear all the others. */
2593
2594                                         fprintf(stderr, "  Certificate proxy rights = %*.*s", i, i, s);
2595                                         while(i-- > 0)
2596                                                 {
2597                                                 int c = *s++;
2598                                                 if (isascii(c) && isalpha(c))
2599                                                         {
2600                                                         if (islower(c))
2601                                                                 c = toupper(c);
2602                                                         letters[c - 'A']++;
2603                                                         }
2604                                                 }
2605                                         for (i = 0; i < 26; i++)
2606                                                 if (letters[i] < 2)
2607                                                         letters[i] = 0;
2608                                                 else
2609                                                         letters[i] = 1;
2610                                         }
2611
2612                                 found_any = 0;
2613                                 fprintf(stderr,
2614                                         ", resulting proxy rights = ");
2615                                 for(i = 0; i < 26; i++)
2616                                         if (letters[i])
2617                                                 {
2618                                                 fprintf(stderr, "%c", i + 'A');
2619                                                 found_any = 1;
2620                                                 }
2621                                 if (!found_any)
2622                                         fprintf(stderr, "none");
2623                                 fprintf(stderr, "\n");
2624
2625                                 PROXY_CERT_INFO_EXTENSION_free(pci);
2626                                 }
2627                         }
2628                 }
2629
2630         return(ok);
2631         }
2632
2633 static void process_proxy_debug(int indent, const char *format, ...)
2634         {
2635         static const char indentation[] =
2636                 ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"
2637                 ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"; /* That's 80 > */
2638         char my_format[256];
2639         va_list args;
2640
2641         BIO_snprintf(my_format, sizeof(my_format), "%*.*s %s",
2642                 indent, indent, indentation, format);
2643
2644         va_start(args, format);
2645         vfprintf(stderr, my_format, args);
2646         va_end(args);
2647         }
2648 /* Priority levels:
2649    0    [!]var, ()
2650    1    & ^
2651    2    |
2652 */
2653 static int process_proxy_cond_adders(unsigned int letters[26],
2654         const char *cond, const char **cond_end, int *pos, int indent);
2655 static int process_proxy_cond_val(unsigned int letters[26],
2656         const char *cond, const char **cond_end, int *pos, int indent)
2657         {
2658         int c;
2659         int ok = 1;
2660         int negate = 0;
2661
2662         while(isspace((int)*cond))
2663                 {
2664                 cond++; (*pos)++;
2665                 }
2666         c = *cond;
2667
2668         if (debug)
2669                 process_proxy_debug(indent,
2670                         "Start process_proxy_cond_val at position %d: %s\n",
2671                         *pos, cond);
2672
2673         while(c == '!')
2674                 {
2675                 negate = !negate;
2676                 cond++; (*pos)++;
2677                 while(isspace((int)*cond))
2678                         {
2679                         cond++; (*pos)++;
2680                         }
2681                 c = *cond;
2682                 }
2683
2684         if (c == '(')
2685                 {
2686                 cond++; (*pos)++;
2687                 ok = process_proxy_cond_adders(letters, cond, cond_end, pos,
2688                         indent + 1);
2689                 cond = *cond_end;
2690                 if (ok < 0)
2691                         goto end;
2692                 while(isspace((int)*cond))
2693                         {
2694                         cond++; (*pos)++;
2695                         }
2696                 c = *cond;
2697                 if (c != ')')
2698                         {
2699                         fprintf(stderr,
2700                                 "Weird condition character in position %d: "
2701                                 "%c\n", *pos, c);
2702                         ok = -1;
2703                         goto end;
2704                         }
2705                 cond++; (*pos)++;
2706                 }
2707         else if (isascii(c) && isalpha(c))
2708                 {
2709                 if (islower(c))
2710                         c = toupper(c);
2711                 ok = letters[c - 'A'];
2712                 cond++; (*pos)++;
2713                 }
2714         else
2715                 {
2716                 fprintf(stderr,
2717                         "Weird condition character in position %d: "
2718                         "%c\n", *pos, c);
2719                 ok = -1;
2720                 goto end;
2721                 }
2722  end:
2723         *cond_end = cond;
2724         if (ok >= 0 && negate)
2725                 ok = !ok;
2726
2727         if (debug)
2728                 process_proxy_debug(indent,
2729                         "End process_proxy_cond_val at position %d: %s, returning %d\n",
2730                         *pos, cond, ok);
2731
2732         return ok;
2733         }
2734 static int process_proxy_cond_multipliers(unsigned int letters[26],
2735         const char *cond, const char **cond_end, int *pos, int indent)
2736         {
2737         int ok;
2738         char c;
2739
2740         if (debug)
2741                 process_proxy_debug(indent,
2742                         "Start process_proxy_cond_multipliers at position %d: %s\n",
2743                         *pos, cond);
2744
2745         ok = process_proxy_cond_val(letters, cond, cond_end, pos, indent + 1);
2746         cond = *cond_end;
2747         if (ok < 0)
2748                 goto end;
2749
2750         while(ok >= 0)
2751                 {
2752                 while(isspace((int)*cond))
2753                         {
2754                         cond++; (*pos)++;
2755                         }
2756                 c = *cond;
2757
2758                 switch(c)
2759                         {
2760                 case '&':
2761                 case '^':
2762                         {
2763                         int save_ok = ok;
2764
2765                         cond++; (*pos)++;
2766                         ok = process_proxy_cond_val(letters,
2767                                 cond, cond_end, pos, indent + 1);
2768                         cond = *cond_end;
2769                         if (ok < 0)
2770                                 break;
2771
2772                         switch(c)
2773                                 {
2774                         case '&':
2775                                 ok &= save_ok;
2776                                 break;
2777                         case '^':
2778                                 ok ^= save_ok;
2779                                 break;
2780                         default:
2781                                 fprintf(stderr, "SOMETHING IS SERIOUSLY WRONG!"
2782                                         " STOPPING\n");
2783                                 EXIT(1);
2784                                 }
2785                         }
2786                         break;
2787                 default:
2788                         goto end;
2789                         }
2790                 }
2791  end:
2792         if (debug)
2793                 process_proxy_debug(indent,
2794                         "End process_proxy_cond_multipliers at position %d: %s, returning %d\n",
2795                         *pos, cond, ok);
2796
2797         *cond_end = cond;
2798         return ok;
2799         }
2800 static int process_proxy_cond_adders(unsigned int letters[26],
2801         const char *cond, const char **cond_end, int *pos, int indent)
2802         {
2803         int ok;
2804         char c;
2805
2806         if (debug)
2807                 process_proxy_debug(indent,
2808                         "Start process_proxy_cond_adders at position %d: %s\n",
2809                         *pos, cond);
2810
2811         ok = process_proxy_cond_multipliers(letters, cond, cond_end, pos,
2812                 indent + 1);
2813         cond = *cond_end;
2814         if (ok < 0)
2815                 goto end;
2816
2817         while(ok >= 0)
2818                 {
2819                 while(isspace((int)*cond))
2820                         {
2821                         cond++; (*pos)++;
2822                         }
2823                 c = *cond;
2824
2825                 switch(c)
2826                         {
2827                 case '|':
2828                         {
2829                         int save_ok = ok;
2830
2831                         cond++; (*pos)++;
2832                         ok = process_proxy_cond_multipliers(letters,
2833                                 cond, cond_end, pos, indent + 1);
2834                         cond = *cond_end;
2835                         if (ok < 0)
2836                                 break;
2837
2838                         switch(c)
2839                                 {
2840                         case '|':
2841                                 ok |= save_ok;
2842                                 break;
2843                         default:
2844                                 fprintf(stderr, "SOMETHING IS SERIOUSLY WRONG!"
2845                                         " STOPPING\n");
2846                                 EXIT(1);
2847                                 }
2848                         }
2849                         break;
2850                 default:
2851                         goto end;
2852                         }
2853                 }
2854  end:
2855         if (debug)
2856                 process_proxy_debug(indent,
2857                         "End process_proxy_cond_adders at position %d: %s, returning %d\n",
2858                         *pos, cond, ok);
2859
2860         *cond_end = cond;
2861         return ok;
2862         }
2863
2864 static int process_proxy_cond(unsigned int letters[26],
2865         const char *cond, const char **cond_end)
2866         {
2867         int pos = 1;
2868         return process_proxy_cond_adders(letters, cond, cond_end, &pos, 1);
2869         }
2870
2871 static int MS_CALLBACK app_verify_callback(X509_STORE_CTX *ctx, void *arg)
2872         {
2873         int ok=1;
2874         struct app_verify_arg *cb_arg = arg;
2875         unsigned int letters[26]; /* only used with proxy_auth */
2876
2877         if (cb_arg->app_verify)
2878                 {
2879                 char *s = NULL,buf[256];
2880
2881                 fprintf(stderr, "In app_verify_callback, allowing cert. ");
2882                 fprintf(stderr, "Arg is: %s\n", cb_arg->string);
2883                 fprintf(stderr, "Finished printing do we have a context? 0x%p a cert? 0x%p\n",
2884                         (void *)ctx, (void *)ctx->cert);
2885                 if (ctx->cert)
2886                         s=X509_NAME_oneline(X509_get_subject_name(ctx->cert),buf,256);
2887                 if (s != NULL)
2888                         {
2889                         fprintf(stderr,"cert depth=%d %s\n",ctx->error_depth,buf);
2890                         }
2891                 return(1);
2892                 }
2893         if (cb_arg->proxy_auth)
2894                 {
2895                 int found_any = 0, i;
2896                 char *sp;
2897
2898                 for(i = 0; i < 26; i++)
2899                         letters[i] = 0;
2900                 for(sp = cb_arg->proxy_auth; *sp; sp++)
2901                         {
2902                         int c = *sp;
2903                         if (isascii(c) && isalpha(c))
2904                                 {
2905                                 if (islower(c))
2906                                         c = toupper(c);
2907                                 letters[c - 'A'] = 1;
2908                                 }
2909                         }
2910
2911                 fprintf(stderr,
2912                         "  Initial proxy rights = ");
2913                 for(i = 0; i < 26; i++)
2914                         if (letters[i])
2915                                 {
2916                                 fprintf(stderr, "%c", i + 'A');
2917                                 found_any = 1;
2918                                 }
2919                 if (!found_any)
2920                         fprintf(stderr, "none");
2921                 fprintf(stderr, "\n");
2922
2923                 X509_STORE_CTX_set_ex_data(ctx,
2924                         get_proxy_auth_ex_data_idx(),letters);
2925                 }
2926         if (cb_arg->allow_proxy_certs)
2927                 {
2928                 X509_STORE_CTX_set_flags(ctx, X509_V_FLAG_ALLOW_PROXY_CERTS);
2929                 }
2930
2931 #ifndef OPENSSL_NO_X509_VERIFY
2932         ok = X509_verify_cert(ctx);
2933 #endif
2934
2935         if (cb_arg->proxy_auth)
2936                 {
2937                 if (ok > 0)
2938                         {
2939                         const char *cond_end = NULL;
2940
2941                         ok = process_proxy_cond(letters,
2942                                 cb_arg->proxy_cond, &cond_end);
2943
2944                         if (ok < 0)
2945                                 EXIT(3);
2946                         if (*cond_end)
2947                                 {
2948                                 fprintf(stderr, "Stopped processing condition before it's end.\n");
2949                                 ok = 0;
2950                                 }
2951                         if (!ok)
2952                                 fprintf(stderr, "Proxy rights check with condition '%s' proved invalid\n",
2953                                         cb_arg->proxy_cond);
2954                         else
2955                                 fprintf(stderr, "Proxy rights check with condition '%s' proved valid\n",
2956                                         cb_arg->proxy_cond);
2957                         }
2958                 }
2959         return(ok);
2960         }
2961
2962 #ifndef OPENSSL_NO_RSA
2963 static RSA *rsa_tmp=NULL;
2964
2965 static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength)
2966         {
2967         BIGNUM *bn = NULL;
2968         if (rsa_tmp == NULL)
2969                 {
2970                 bn = BN_new();
2971                 rsa_tmp = RSA_new();
2972                 if(!bn || !rsa_tmp || !BN_set_word(bn, RSA_F4))
2973                         {
2974                         BIO_printf(bio_err, "Memory error...");
2975                         goto end;
2976                         }
2977                 BIO_printf(bio_err,"Generating temp (%d bit) RSA key...",keylength);
2978                 (void)BIO_flush(bio_err);
2979                 if(!RSA_generate_key_ex(rsa_tmp,keylength,bn,NULL))
2980                         {
2981                         BIO_printf(bio_err, "Error generating key.");
2982                         RSA_free(rsa_tmp);
2983                         rsa_tmp = NULL;
2984                         }
2985 end:
2986                 BIO_printf(bio_err,"\n");
2987                 (void)BIO_flush(bio_err);
2988                 }
2989         if(bn) BN_free(bn);
2990         return(rsa_tmp);
2991         }
2992
2993 static void free_tmp_rsa(void)
2994         {
2995         if (rsa_tmp != NULL)
2996                 {
2997                 RSA_free(rsa_tmp);
2998                 rsa_tmp = NULL;
2999                 }
3000         }
3001 #endif
3002
3003 #ifndef OPENSSL_NO_DH
3004 /* These DH parameters have been generated as follows:
3005  *    $ openssl dhparam -C -noout 512
3006  *    $ openssl dhparam -C -noout 1024
3007  *    $ openssl dhparam -C -noout -dsaparam 1024
3008  * (The third function has been renamed to avoid name conflicts.)
3009  */
3010 static DH *get_dh512()
3011         {
3012         static unsigned char dh512_p[]={
3013                 0xCB,0xC8,0xE1,0x86,0xD0,0x1F,0x94,0x17,0xA6,0x99,0xF0,0xC6,
3014                 0x1F,0x0D,0xAC,0xB6,0x25,0x3E,0x06,0x39,0xCA,0x72,0x04,0xB0,
3015                 0x6E,0xDA,0xC0,0x61,0xE6,0x7A,0x77,0x25,0xE8,0x3B,0xB9,0x5F,
3016                 0x9A,0xB6,0xB5,0xFE,0x99,0x0B,0xA1,0x93,0x4E,0x35,0x33,0xB8,
3017                 0xE1,0xF1,0x13,0x4F,0x59,0x1A,0xD2,0x57,0xC0,0x26,0x21,0x33,
3018                 0x02,0xC5,0xAE,0x23,
3019                 };
3020         static unsigned char dh512_g[]={
3021                 0x02,
3022                 };
3023         DH *dh;
3024
3025         if ((dh=DH_new()) == NULL) return(NULL);
3026         dh->p=BN_bin2bn(dh512_p,sizeof(dh512_p),NULL);
3027         dh->g=BN_bin2bn(dh512_g,sizeof(dh512_g),NULL);
3028         if ((dh->p == NULL) || (dh->g == NULL))
3029                 { DH_free(dh); return(NULL); }
3030         return(dh);
3031         }
3032
3033 static DH *get_dh1024()
3034         {
3035         static unsigned char dh1024_p[]={
3036                 0xF8,0x81,0x89,0x7D,0x14,0x24,0xC5,0xD1,0xE6,0xF7,0xBF,0x3A,
3037                 0xE4,0x90,0xF4,0xFC,0x73,0xFB,0x34,0xB5,0xFA,0x4C,0x56,0xA2,
3038                 0xEA,0xA7,0xE9,0xC0,0xC0,0xCE,0x89,0xE1,0xFA,0x63,0x3F,0xB0,
3039                 0x6B,0x32,0x66,0xF1,0xD1,0x7B,0xB0,0x00,0x8F,0xCA,0x87,0xC2,
3040                 0xAE,0x98,0x89,0x26,0x17,0xC2,0x05,0xD2,0xEC,0x08,0xD0,0x8C,
3041                 0xFF,0x17,0x52,0x8C,0xC5,0x07,0x93,0x03,0xB1,0xF6,0x2F,0xB8,
3042                 0x1C,0x52,0x47,0x27,0x1B,0xDB,0xD1,0x8D,0x9D,0x69,0x1D,0x52,
3043                 0x4B,0x32,0x81,0xAA,0x7F,0x00,0xC8,0xDC,0xE6,0xD9,0xCC,0xC1,
3044                 0x11,0x2D,0x37,0x34,0x6C,0xEA,0x02,0x97,0x4B,0x0E,0xBB,0xB1,
3045                 0x71,0x33,0x09,0x15,0xFD,0xDD,0x23,0x87,0x07,0x5E,0x89,0xAB,
3046                 0x6B,0x7C,0x5F,0xEC,0xA6,0x24,0xDC,0x53,
3047                 };
3048         static unsigned char dh1024_g[]={
3049                 0x02,
3050                 };
3051         DH *dh;
3052
3053         if ((dh=DH_new()) == NULL) return(NULL);
3054         dh->p=BN_bin2bn(dh1024_p,sizeof(dh1024_p),NULL);
3055         dh->g=BN_bin2bn(dh1024_g,sizeof(dh1024_g),NULL);
3056         if ((dh->p == NULL) || (dh->g == NULL))
3057                 { DH_free(dh); return(NULL); }
3058         return(dh);
3059         }
3060
3061 static DH *get_dh1024dsa()
3062         {
3063         static unsigned char dh1024_p[]={
3064                 0xC8,0x00,0xF7,0x08,0x07,0x89,0x4D,0x90,0x53,0xF3,0xD5,0x00,
3065                 0x21,0x1B,0xF7,0x31,0xA6,0xA2,0xDA,0x23,0x9A,0xC7,0x87,0x19,
3066                 0x3B,0x47,0xB6,0x8C,0x04,0x6F,0xFF,0xC6,0x9B,0xB8,0x65,0xD2,
3067                 0xC2,0x5F,0x31,0x83,0x4A,0xA7,0x5F,0x2F,0x88,0x38,0xB6,0x55,
3068                 0xCF,0xD9,0x87,0x6D,0x6F,0x9F,0xDA,0xAC,0xA6,0x48,0xAF,0xFC,
3069                 0x33,0x84,0x37,0x5B,0x82,0x4A,0x31,0x5D,0xE7,0xBD,0x52,0x97,
3070                 0xA1,0x77,0xBF,0x10,0x9E,0x37,0xEA,0x64,0xFA,0xCA,0x28,0x8D,
3071                 0x9D,0x3B,0xD2,0x6E,0x09,0x5C,0x68,0xC7,0x45,0x90,0xFD,0xBB,
3072                 0x70,0xC9,0x3A,0xBB,0xDF,0xD4,0x21,0x0F,0xC4,0x6A,0x3C,0xF6,
3073                 0x61,0xCF,0x3F,0xD6,0x13,0xF1,0x5F,0xBC,0xCF,0xBC,0x26,0x9E,
3074                 0xBC,0x0B,0xBD,0xAB,0x5D,0xC9,0x54,0x39,
3075                 };
3076         static unsigned char dh1024_g[]={
3077                 0x3B,0x40,0x86,0xE7,0xF3,0x6C,0xDE,0x67,0x1C,0xCC,0x80,0x05,
3078                 0x5A,0xDF,0xFE,0xBD,0x20,0x27,0x74,0x6C,0x24,0xC9,0x03,0xF3,
3079                 0xE1,0x8D,0xC3,0x7D,0x98,0x27,0x40,0x08,0xB8,0x8C,0x6A,0xE9,
3080                 0xBB,0x1A,0x3A,0xD6,0x86,0x83,0x5E,0x72,0x41,0xCE,0x85,0x3C,
3081                 0xD2,0xB3,0xFC,0x13,0xCE,0x37,0x81,0x9E,0x4C,0x1C,0x7B,0x65,
3082                 0xD3,0xE6,0xA6,0x00,0xF5,0x5A,0x95,0x43,0x5E,0x81,0xCF,0x60,
3083                 0xA2,0x23,0xFC,0x36,0xA7,0x5D,0x7A,0x4C,0x06,0x91,0x6E,0xF6,
3084                 0x57,0xEE,0x36,0xCB,0x06,0xEA,0xF5,0x3D,0x95,0x49,0xCB,0xA7,
3085                 0xDD,0x81,0xDF,0x80,0x09,0x4A,0x97,0x4D,0xA8,0x22,0x72,0xA1,
3086                 0x7F,0xC4,0x70,0x56,0x70,0xE8,0x20,0x10,0x18,0x8F,0x2E,0x60,
3087                 0x07,0xE7,0x68,0x1A,0x82,0x5D,0x32,0xA2,
3088                 };
3089         DH *dh;
3090
3091         if ((dh=DH_new()) == NULL) return(NULL);
3092         dh->p=BN_bin2bn(dh1024_p,sizeof(dh1024_p),NULL);
3093         dh->g=BN_bin2bn(dh1024_g,sizeof(dh1024_g),NULL);
3094         if ((dh->p == NULL) || (dh->g == NULL))
3095                 { DH_free(dh); return(NULL); }
3096         dh->length = 160;
3097         return(dh);
3098         }
3099 #endif
3100
3101 #ifndef OPENSSL_NO_PSK
3102 /* convert the PSK key (psk_key) in ascii to binary (psk) */
3103 static int psk_key2bn(const char *pskkey, unsigned char *psk,
3104         unsigned int max_psk_len)
3105         {
3106         int ret;
3107         BIGNUM *bn = NULL;
3108
3109         ret = BN_hex2bn(&bn, pskkey);
3110         if (!ret)
3111                 {
3112                 BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", pskkey); 
3113                 if (bn)
3114                         BN_free(bn);
3115                 return 0;
3116                 }
3117         if (BN_num_bytes(bn) > (int)max_psk_len)
3118                 {
3119                 BIO_printf(bio_err,"psk buffer of callback is too small (%d) for key (%d)\n",
3120                         max_psk_len, BN_num_bytes(bn));
3121                 BN_free(bn);
3122                 return 0;
3123                 }
3124         ret = BN_bn2bin(bn, psk);
3125         BN_free(bn);
3126         return ret;
3127         }
3128
3129 static unsigned int psk_client_callback(SSL *ssl, const char *hint, char *identity,
3130         unsigned int max_identity_len, unsigned char *psk,
3131         unsigned int max_psk_len)
3132         {
3133         int ret;
3134         unsigned int psk_len = 0;
3135
3136         ret = BIO_snprintf(identity, max_identity_len, "Client_identity");
3137         if (ret < 0)
3138                 goto out_err;
3139         if (debug)
3140                 fprintf(stderr, "client: created identity '%s' len=%d\n", identity, ret);
3141         ret = psk_key2bn(psk_key, psk, max_psk_len);
3142         if (ret < 0)
3143                 goto out_err;
3144         psk_len = ret;
3145 out_err:
3146         return psk_len;
3147         }
3148
3149 static unsigned int psk_server_callback(SSL *ssl, const char *identity,
3150         unsigned char *psk, unsigned int max_psk_len)
3151         {
3152         unsigned int psk_len=0;
3153
3154         if (strcmp(identity, "Client_identity") != 0)
3155                 {
3156                 BIO_printf(bio_err, "server: PSK error: client identity not found\n");
3157                 return 0;
3158                 }
3159         psk_len=psk_key2bn(psk_key, psk, max_psk_len);
3160         return psk_len;
3161         }
3162 #endif
3163
3164 static int do_test_cipherlist(void)
3165         {
3166         int i = 0;
3167         const SSL_METHOD *meth;
3168         const SSL_CIPHER *ci, *tci = NULL;
3169
3170 #ifndef OPENSSL_NO_SSL2
3171         fprintf(stderr, "testing SSLv2 cipher list order: ");
3172         meth = SSLv2_method();
3173         while ((ci = meth->get_cipher(i++)) != NULL)
3174                 {
3175                 if (tci != NULL)
3176                         if (ci->id >= tci->id)
3177                                 {
3178                                 fprintf(stderr, "failed %lx vs. %lx\n", ci->id, tci->id);
3179                                 return 0;
3180                                 }
3181                 tci = ci;
3182                 }
3183         fprintf(stderr, "ok\n");
3184 #endif
3185 #ifndef OPENSSL_NO_SSL3
3186         fprintf(stderr, "testing SSLv3 cipher list order: ");
3187         meth = SSLv3_method();
3188         tci = NULL;
3189         while ((ci = meth->get_cipher(i++)) != NULL)
3190                 {
3191                 if (tci != NULL)
3192                         if (ci->id >= tci->id)
3193                                 {
3194                                 fprintf(stderr, "failed %lx vs. %lx\n", ci->id, tci->id);
3195                                 return 0;
3196                                 }
3197                 tci = ci;
3198                 }
3199         fprintf(stderr, "ok\n");
3200 #endif
3201 #ifndef OPENSSL_NO_TLS1
3202         fprintf(stderr, "testing TLSv1 cipher list order: ");
3203         meth = TLSv1_method();
3204         tci = NULL;
3205         while ((ci = meth->get_cipher(i++)) != NULL)
3206                 {
3207                 if (tci != NULL)
3208                         if (ci->id >= tci->id)
3209                                 {
3210                                 fprintf(stderr, "failed %lx vs. %lx\n", ci->id, tci->id);
3211                                 return 0;
3212                                 }
3213                 tci = ci;
3214                 }
3215         fprintf(stderr, "ok\n");
3216 #endif
3217
3218         return 1;
3219         }