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 0;  /* 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 0; /* 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 0; /* 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,
1588                                            NULL, NULL, NULL,
1589                                            serverinfo_cli_cb, NULL);
1590         if (serverinfo_tack)
1591                 SSL_CTX_set_custom_cli_ext(c_ctx, TACK_EXT_TYPE,
1592                                            NULL, NULL, NULL,
1593                                            serverinfo_cli_cb, NULL);
1594
1595         if (serverinfo_file)
1596                 if (!SSL_CTX_use_serverinfo_file(s_ctx, serverinfo_file))
1597                         {
1598                         BIO_printf(bio_err, "missing serverinfo file\n");
1599                         goto end;
1600                         }
1601
1602         if (custom_ext)
1603                 {
1604                 SSL_CTX_set_custom_cli_ext(c_ctx, CUSTOM_EXT_TYPE_0,
1605                                            custom_ext_0_cli_add_cb, NULL, NULL,
1606                                            custom_ext_0_cli_parse_cb, NULL);
1607                 SSL_CTX_set_custom_cli_ext(c_ctx, CUSTOM_EXT_TYPE_1,
1608                                            custom_ext_1_cli_add_cb, NULL, NULL,
1609                                            custom_ext_1_cli_parse_cb, NULL);
1610                 SSL_CTX_set_custom_cli_ext(c_ctx, CUSTOM_EXT_TYPE_2,
1611                                            custom_ext_2_cli_add_cb, NULL, NULL,
1612                                            custom_ext_2_cli_parse_cb, NULL);
1613                 SSL_CTX_set_custom_cli_ext(c_ctx, CUSTOM_EXT_TYPE_3,
1614                                            custom_ext_3_cli_add_cb, NULL, NULL,
1615                                            custom_ext_3_cli_parse_cb, NULL);
1616
1617
1618                 SSL_CTX_set_custom_srv_ext(s_ctx, CUSTOM_EXT_TYPE_0,
1619                                            custom_ext_0_srv_add_cb, NULL, NULL,
1620                                            custom_ext_0_srv_parse_cb, NULL);
1621                 SSL_CTX_set_custom_srv_ext(s_ctx, CUSTOM_EXT_TYPE_1,
1622                                            custom_ext_1_srv_add_cb, NULL, NULL,
1623                                            custom_ext_1_srv_parse_cb, NULL);
1624                 SSL_CTX_set_custom_srv_ext(s_ctx, CUSTOM_EXT_TYPE_2,
1625                                            custom_ext_2_srv_add_cb, NULL, NULL,
1626                                            custom_ext_2_srv_parse_cb, NULL);
1627                 SSL_CTX_set_custom_srv_ext(s_ctx, CUSTOM_EXT_TYPE_3,
1628                                            custom_ext_3_srv_add_cb, NULL, NULL,
1629                                            custom_ext_3_srv_parse_cb, NULL);
1630                 }
1631
1632         if (alpn_server)
1633                 SSL_CTX_set_alpn_select_cb(s_ctx, cb_server_alpn, NULL);
1634
1635         if (alpn_client)
1636                 {
1637                 unsigned short alpn_len;
1638                 unsigned char *alpn = next_protos_parse(&alpn_len, alpn_client);
1639
1640                 if (alpn == NULL)
1641                         {
1642                         BIO_printf(bio_err, "Error parsing -alpn_client argument\n");
1643                         goto end;
1644                         }
1645                 SSL_CTX_set_alpn_protos(c_ctx, alpn, alpn_len);
1646                 OPENSSL_free(alpn);
1647                 }
1648
1649         c_ssl=SSL_new(c_ctx);
1650         s_ssl=SSL_new(s_ctx);
1651
1652 #ifndef OPENSSL_NO_KRB5
1653         if (c_ssl  &&  c_ssl->kssl_ctx)
1654                 {
1655                 char    localhost[MAXHOSTNAMELEN+2];
1656
1657                 if (gethostname(localhost, sizeof localhost-1) == 0)
1658                         {
1659                         localhost[sizeof localhost-1]='\0';
1660                         if(strlen(localhost) == sizeof localhost-1)
1661                                 {
1662                                 BIO_printf(bio_err,"localhost name too long\n");
1663                                 goto end;
1664                                 }
1665                         kssl_ctx_setstring(c_ssl->kssl_ctx, KSSL_SERVER,
1666                                 localhost);
1667                         }
1668                 }
1669 #endif    /* OPENSSL_NO_KRB5  */
1670
1671         for (i=0; i<number; i++)
1672                 {
1673                 if (!reuse) SSL_set_session(c_ssl,NULL);
1674                 if (bio_pair)
1675                         ret=doit_biopair(s_ssl,c_ssl,bytes,&s_time,&c_time);
1676                 else
1677                         ret=doit(s_ssl,c_ssl,bytes);
1678                 }
1679
1680         if (!verbose)
1681                 {
1682                 print_details(c_ssl, "");
1683                 }
1684         if ((number > 1) || (bytes > 1L))
1685                 BIO_printf(bio_stdout, "%d handshakes of %ld bytes done\n",number,bytes);
1686         if (print_time)
1687                 {
1688 #ifdef CLOCKS_PER_SEC
1689                 /* "To determine the time in seconds, the value returned
1690                  * by the clock function should be divided by the value
1691                  * of the macro CLOCKS_PER_SEC."
1692                  *                                       -- ISO/IEC 9899 */
1693                 BIO_printf(bio_stdout, "Approximate total server time: %6.2f s\n"
1694                         "Approximate total client time: %6.2f s\n",
1695                         (double)s_time/CLOCKS_PER_SEC,
1696                         (double)c_time/CLOCKS_PER_SEC);
1697 #else
1698                 /* "`CLOCKS_PER_SEC' undeclared (first use this function)"
1699                  *                            -- cc on NeXTstep/OpenStep */
1700                 BIO_printf(bio_stdout,
1701                         "Approximate total server time: %6.2f units\n"
1702                         "Approximate total client time: %6.2f units\n",
1703                         (double)s_time,
1704                         (double)c_time);
1705 #endif
1706                 }
1707
1708         SSL_free(s_ssl);
1709         SSL_free(c_ssl);
1710
1711 end:
1712         if (s_ctx != NULL) SSL_CTX_free(s_ctx);
1713         if (c_ctx != NULL) SSL_CTX_free(c_ctx);
1714
1715         if (bio_stdout != NULL) BIO_free(bio_stdout);
1716
1717 #ifndef OPENSSL_NO_RSA
1718         free_tmp_rsa();
1719 #endif
1720 #ifndef OPENSSL_NO_ENGINE
1721         ENGINE_cleanup();
1722 #endif
1723         CRYPTO_cleanup_all_ex_data();
1724         ERR_free_strings();
1725         ERR_remove_thread_state(NULL);
1726         EVP_cleanup();
1727         CRYPTO_mem_leaks(bio_err);
1728         if (bio_err != NULL) BIO_free(bio_err);
1729         EXIT(ret);
1730         return ret;
1731         }
1732
1733 int doit_biopair(SSL *s_ssl, SSL *c_ssl, long count,
1734         clock_t *s_time, clock_t *c_time)
1735         {
1736         long cw_num = count, cr_num = count, sw_num = count, sr_num = count;
1737         BIO *s_ssl_bio = NULL, *c_ssl_bio = NULL;
1738         BIO *server = NULL, *server_io = NULL, *client = NULL, *client_io = NULL;
1739         int ret = 1;
1740
1741         size_t bufsiz = 256; /* small buffer for testing */
1742
1743         if (!BIO_new_bio_pair(&server, bufsiz, &server_io, bufsiz))
1744                 goto err;
1745         if (!BIO_new_bio_pair(&client, bufsiz, &client_io, bufsiz))
1746                 goto err;
1747
1748         s_ssl_bio = BIO_new(BIO_f_ssl());
1749         if (!s_ssl_bio)
1750                 goto err;
1751
1752         c_ssl_bio = BIO_new(BIO_f_ssl());
1753         if (!c_ssl_bio)
1754                 goto err;
1755
1756         SSL_set_connect_state(c_ssl);
1757         SSL_set_bio(c_ssl, client, client);
1758         (void)BIO_set_ssl(c_ssl_bio, c_ssl, BIO_NOCLOSE);
1759
1760         SSL_set_accept_state(s_ssl);
1761         SSL_set_bio(s_ssl, server, server);
1762         (void)BIO_set_ssl(s_ssl_bio, s_ssl, BIO_NOCLOSE);
1763
1764         do
1765                 {
1766                 /* c_ssl_bio:          SSL filter BIO
1767                  *
1768                  * client:             pseudo-I/O for SSL library
1769                  *
1770                  * client_io:          client's SSL communication; usually to be
1771                  *                     relayed over some I/O facility, but in this
1772                  *                     test program, we're the server, too:
1773                  *
1774                  * server_io:          server's SSL communication
1775                  *
1776                  * server:             pseudo-I/O for SSL library
1777                  *
1778                  * s_ssl_bio:          SSL filter BIO
1779                  *
1780                  * The client and the server each employ a "BIO pair":
1781                  * client + client_io, server + server_io.
1782                  * BIO pairs are symmetric.  A BIO pair behaves similar
1783                  * to a non-blocking socketpair (but both endpoints must
1784                  * be handled by the same thread).
1785                  * [Here we could connect client and server to the ends
1786                  * of a single BIO pair, but then this code would be less
1787                  * suitable as an example for BIO pairs in general.]
1788                  *
1789                  * Useful functions for querying the state of BIO pair endpoints:
1790                  *
1791                  * BIO_ctrl_pending(bio)              number of bytes we can read now
1792                  * BIO_ctrl_get_read_request(bio)     number of bytes needed to fulfil
1793                  *                                      other side's read attempt
1794                  * BIO_ctrl_get_write_guarantee(bio)   number of bytes we can write now
1795                  *
1796                  * ..._read_request is never more than ..._write_guarantee;
1797                  * it depends on the application which one you should use.
1798                  */
1799
1800                 /* We have non-blocking behaviour throughout this test program, but
1801                  * can be sure that there is *some* progress in each iteration; so
1802                  * we don't have to worry about ..._SHOULD_READ or ..._SHOULD_WRITE
1803                  * -- we just try everything in each iteration
1804                  */
1805
1806                         {
1807                         /* CLIENT */
1808
1809                         MS_STATIC char cbuf[1024*8];
1810                         int i, r;
1811                         clock_t c_clock = clock();
1812
1813                         memset(cbuf, 0, sizeof(cbuf));
1814
1815                         if (debug)
1816                                 if (SSL_in_init(c_ssl))
1817                                         printf("client waiting in SSL_connect - %s\n",
1818                                                 SSL_state_string_long(c_ssl));
1819
1820                         if (cw_num > 0)
1821                                 {
1822                                 /* Write to server. */
1823
1824                                 if (cw_num > (long)sizeof cbuf)
1825                                         i = sizeof cbuf;
1826                                 else
1827                                         i = (int)cw_num;
1828                                 r = BIO_write(c_ssl_bio, cbuf, i);
1829                                 if (r < 0)
1830                                         {
1831                                         if (!BIO_should_retry(c_ssl_bio))
1832                                                 {
1833                                                 fprintf(stderr,"ERROR in CLIENT\n");
1834                                                 goto err;
1835                                                 }
1836                                         /* BIO_should_retry(...) can just be ignored here.
1837                                          * The library expects us to call BIO_write with
1838                                          * the same arguments again, and that's what we will
1839                                          * do in the next iteration. */
1840                                         }
1841                                 else if (r == 0)
1842                                         {
1843                                         fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
1844                                         goto err;
1845                                         }
1846                                 else
1847                                         {
1848                                         if (debug)
1849                                                 printf("client wrote %d\n", r);
1850                                         cw_num -= r;
1851                                         }
1852                                 }
1853
1854                         if (cr_num > 0)
1855                                 {
1856                                 /* Read from server. */
1857
1858                                 r = BIO_read(c_ssl_bio, cbuf, sizeof(cbuf));
1859                                 if (r < 0)
1860                                         {
1861                                         if (!BIO_should_retry(c_ssl_bio))
1862                                                 {
1863                                                 fprintf(stderr,"ERROR in CLIENT\n");
1864                                                 goto err;
1865                                                 }
1866                                         /* Again, "BIO_should_retry" can be ignored. */
1867                                         }
1868                                 else if (r == 0)
1869                                         {
1870                                         fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
1871                                         goto err;
1872                                         }
1873                                 else
1874                                         {
1875                                         if (debug)
1876                                                 printf("client read %d\n", r);
1877                                         cr_num -= r;
1878                                         }
1879                                 }
1880
1881                         /* c_time and s_time increments will typically be very small
1882                          * (depending on machine speed and clock tick intervals),
1883                          * but sampling over a large number of connections should
1884                          * result in fairly accurate figures.  We cannot guarantee
1885                          * a lot, however -- if each connection lasts for exactly
1886                          * one clock tick, it will be counted only for the client
1887                          * or only for the server or even not at all.
1888                          */
1889                         *c_time += (clock() - c_clock);
1890                         }
1891
1892                         {
1893                         /* SERVER */
1894
1895                         MS_STATIC char sbuf[1024*8];
1896                         int i, r;
1897                         clock_t s_clock = clock();
1898
1899                         memset(sbuf, 0, sizeof(sbuf));
1900
1901                         if (debug)
1902                                 if (SSL_in_init(s_ssl))
1903                                         printf("server waiting in SSL_accept - %s\n",
1904                                                 SSL_state_string_long(s_ssl));
1905
1906                         if (sw_num > 0)
1907                                 {
1908                                 /* Write to client. */
1909
1910                                 if (sw_num > (long)sizeof sbuf)
1911                                         i = sizeof sbuf;
1912                                 else
1913                                         i = (int)sw_num;
1914                                 r = BIO_write(s_ssl_bio, sbuf, i);
1915                                 if (r < 0)
1916                                         {
1917                                         if (!BIO_should_retry(s_ssl_bio))
1918                                                 {
1919                                                 fprintf(stderr,"ERROR in SERVER\n");
1920                                                 goto err;
1921                                                 }
1922                                         /* Ignore "BIO_should_retry". */
1923                                         }
1924                                 else if (r == 0)
1925                                         {
1926                                         fprintf(stderr,"SSL SERVER STARTUP FAILED\n");
1927                                         goto err;
1928                                         }
1929                                 else
1930                                         {
1931                                         if (debug)
1932                                                 printf("server wrote %d\n", r);
1933                                         sw_num -= r;
1934                                         }
1935                                 }
1936
1937                         if (sr_num > 0)
1938                                 {
1939                                 /* Read from client. */
1940
1941                                 r = BIO_read(s_ssl_bio, sbuf, sizeof(sbuf));
1942                                 if (r < 0)
1943                                         {
1944                                         if (!BIO_should_retry(s_ssl_bio))
1945                                                 {
1946                                                 fprintf(stderr,"ERROR in SERVER\n");
1947                                                 goto err;
1948                                                 }
1949                                         /* blah, blah */
1950                                         }
1951                                 else if (r == 0)
1952                                         {
1953                                         fprintf(stderr,"SSL SERVER STARTUP FAILED\n");
1954                                         goto err;
1955                                         }
1956                                 else
1957                                         {
1958                                         if (debug)
1959                                                 printf("server read %d\n", r);
1960                                         sr_num -= r;
1961                                         }
1962                                 }
1963
1964                         *s_time += (clock() - s_clock);
1965                         }
1966
1967                         {
1968                         /* "I/O" BETWEEN CLIENT AND SERVER. */
1969
1970                         size_t r1, r2;
1971                         BIO *io1 = server_io, *io2 = client_io;
1972                         /* we use the non-copying interface for io1
1973                          * and the standard BIO_write/BIO_read interface for io2
1974                          */
1975
1976                         static int prev_progress = 1;
1977                         int progress = 0;
1978
1979                         /* io1 to io2 */
1980                         do
1981                                 {
1982                                 size_t num;
1983                                 int r;
1984
1985                                 r1 = BIO_ctrl_pending(io1);
1986                                 r2 = BIO_ctrl_get_write_guarantee(io2);
1987
1988                                 num = r1;
1989                                 if (r2 < num)
1990                                         num = r2;
1991                                 if (num)
1992                                         {
1993                                         char *dataptr;
1994
1995                                         if (INT_MAX < num) /* yeah, right */
1996                                                 num = INT_MAX;
1997
1998                                         r = BIO_nread(io1, &dataptr, (int)num);
1999                                         assert(r > 0);
2000                                         assert(r <= (int)num);
2001                                         /* possibly r < num (non-contiguous data) */
2002                                         num = r;
2003                                         r = BIO_write(io2, dataptr, (int)num);
2004                                         if (r != (int)num) /* can't happen */
2005                                                 {
2006                                                 fprintf(stderr, "ERROR: BIO_write could not write "
2007                                                         "BIO_ctrl_get_write_guarantee() bytes");
2008                                                 goto err;
2009                                                 }
2010                                         progress = 1;
2011
2012                                         if (debug)
2013                                                 printf((io1 == client_io) ?
2014                                                         "C->S relaying: %d bytes\n" :
2015                                                         "S->C relaying: %d bytes\n",
2016                                                         (int)num);
2017                                         }
2018                                 }
2019                         while (r1 && r2);
2020
2021                         /* io2 to io1 */
2022                         {
2023                                 size_t num;
2024                                 int r;
2025
2026                                 r1 = BIO_ctrl_pending(io2);
2027                                 r2 = BIO_ctrl_get_read_request(io1);
2028                                 /* here we could use ..._get_write_guarantee instead of
2029                                  * ..._get_read_request, but by using the latter
2030                                  * we test restartability of the SSL implementation
2031                                  * more thoroughly */
2032                                 num = r1;
2033                                 if (r2 < num)
2034                                         num = r2;
2035                                 if (num)
2036                                         {
2037                                         char *dataptr;
2038
2039                                         if (INT_MAX < num)
2040                                                 num = INT_MAX;
2041
2042                                         if (num > 1)
2043                                                 --num; /* test restartability even more thoroughly */
2044
2045                                         r = BIO_nwrite0(io1, &dataptr);
2046                                         assert(r > 0);
2047                                         if (r < (int)num)
2048                                                 num = r;
2049                                         r = BIO_read(io2, dataptr, (int)num);
2050                                         if (r != (int)num) /* can't happen */
2051                                                 {
2052                                                 fprintf(stderr, "ERROR: BIO_read could not read "
2053                                                         "BIO_ctrl_pending() bytes");
2054                                                 goto err;
2055                                                 }
2056                                         progress = 1;
2057                                         r = BIO_nwrite(io1, &dataptr, (int)num);
2058                                         if (r != (int)num) /* can't happen */
2059                                                 {
2060                                                 fprintf(stderr, "ERROR: BIO_nwrite() did not accept "
2061                                                         "BIO_nwrite0() bytes");
2062                                                 goto err;
2063                                                 }
2064
2065                                         if (debug)
2066                                                 printf((io2 == client_io) ?
2067                                                         "C->S relaying: %d bytes\n" :
2068                                                         "S->C relaying: %d bytes\n",
2069                                                         (int)num);
2070                                         }
2071                         } /* no loop, BIO_ctrl_get_read_request now returns 0 anyway */
2072
2073                         if (!progress && !prev_progress)
2074                                 if (cw_num > 0 || cr_num > 0 || sw_num > 0 || sr_num > 0)
2075                                         {
2076                                         fprintf(stderr, "ERROR: got stuck\n");
2077                                         if (strcmp("SSLv2", SSL_get_version(c_ssl)) == 0)
2078                                                 {
2079                                                 fprintf(stderr, "This can happen for SSL2 because "
2080                                                         "CLIENT-FINISHED and SERVER-VERIFY are written \n"
2081                                                         "concurrently ...");
2082                                                 if (strncmp("2SCF", SSL_state_string(c_ssl), 4) == 0
2083                                                         && strncmp("2SSV", SSL_state_string(s_ssl), 4) == 0)
2084                                                         {
2085                                                         fprintf(stderr, " ok.\n");
2086                                                         goto end;
2087                                                         }
2088                                                 }
2089                                         fprintf(stderr, " ERROR.\n");
2090                                         goto err;
2091                                         }
2092                         prev_progress = progress;
2093                         }
2094                 }
2095         while (cw_num > 0 || cr_num > 0 || sw_num > 0 || sr_num > 0);
2096
2097         if (verbose)
2098                 print_details(c_ssl, "DONE via BIO pair: ");
2099 #ifndef OPENSSL_NO_NEXTPROTONEG
2100         if (verify_npn(c_ssl, s_ssl) < 0)
2101                 {
2102                 ret = 1;
2103                 goto end;
2104                 }
2105 #endif
2106         if (verify_serverinfo() < 0)
2107                 {
2108                 fprintf(stderr, "Server info verify error\n");
2109                 ret = 1;
2110                 goto err;
2111                 }
2112         if (verify_alpn(c_ssl, s_ssl) < 0)
2113                 {
2114                 ret = 1;
2115                 goto err;
2116                 }
2117
2118         if (custom_ext_error)
2119                 {
2120                 fprintf(stderr, "Custom extension error\n");
2121                 ret = 1;
2122                 goto err;
2123                 }
2124
2125 end:
2126         ret = 0;
2127
2128  err:
2129         ERR_print_errors(bio_err);
2130
2131         if (server)
2132                 BIO_free(server);
2133         if (server_io)
2134                 BIO_free(server_io);
2135         if (client)
2136                 BIO_free(client);
2137         if (client_io)
2138                 BIO_free(client_io);
2139         if (s_ssl_bio)
2140                 BIO_free(s_ssl_bio);
2141         if (c_ssl_bio)
2142                 BIO_free(c_ssl_bio);
2143
2144         return ret;
2145         }
2146
2147
2148 #define W_READ  1
2149 #define W_WRITE 2
2150 #define C_DONE  1
2151 #define S_DONE  2
2152
2153 int doit(SSL *s_ssl, SSL *c_ssl, long count)
2154         {
2155         char *cbuf=NULL,*sbuf=NULL;
2156         long bufsiz;
2157         long cw_num=count,cr_num=count;
2158         long sw_num=count,sr_num=count;
2159         int ret=1;
2160         BIO *c_to_s=NULL;
2161         BIO *s_to_c=NULL;
2162         BIO *c_bio=NULL;
2163         BIO *s_bio=NULL;
2164         int c_r,c_w,s_r,s_w;
2165         int i,j;
2166         int done=0;
2167         int c_write,s_write;
2168         int do_server=0,do_client=0;
2169         int max_frag = 5*1024;
2170
2171         bufsiz = count>40*1024 ? 40*1024 : count;
2172
2173         if ((cbuf = OPENSSL_malloc(bufsiz))==NULL) goto err;
2174         if ((sbuf = OPENSSL_malloc(bufsiz))==NULL) goto err;
2175
2176         memset(cbuf,0,bufsiz);
2177         memset(sbuf,0,bufsiz);
2178
2179         c_to_s=BIO_new(BIO_s_mem());
2180         s_to_c=BIO_new(BIO_s_mem());
2181         if ((s_to_c == NULL) || (c_to_s == NULL))
2182                 {
2183                 ERR_print_errors(bio_err);
2184                 goto err;
2185                 }
2186
2187         c_bio=BIO_new(BIO_f_ssl());
2188         s_bio=BIO_new(BIO_f_ssl());
2189         if ((c_bio == NULL) || (s_bio == NULL))
2190                 {
2191                 ERR_print_errors(bio_err);
2192                 goto err;
2193                 }
2194
2195         SSL_set_connect_state(c_ssl);
2196         SSL_set_bio(c_ssl,s_to_c,c_to_s);
2197         SSL_set_max_send_fragment(c_ssl,max_frag);
2198         BIO_set_ssl(c_bio,c_ssl,BIO_NOCLOSE);
2199
2200         SSL_set_accept_state(s_ssl);
2201         SSL_set_bio(s_ssl,c_to_s,s_to_c);
2202         SSL_set_max_send_fragment(s_ssl,max_frag);
2203         BIO_set_ssl(s_bio,s_ssl,BIO_NOCLOSE);
2204
2205         c_r=0; s_r=1;
2206         c_w=1; s_w=0;
2207         c_write=1,s_write=0;
2208
2209         /* We can always do writes */
2210         for (;;)
2211                 {
2212                 do_server=0;
2213                 do_client=0;
2214
2215                 i=(int)BIO_pending(s_bio);
2216                 if ((i && s_r) || s_w) do_server=1;
2217
2218                 i=(int)BIO_pending(c_bio);
2219                 if ((i && c_r) || c_w) do_client=1;
2220
2221                 if (do_server && debug)
2222                         {
2223                         if (SSL_in_init(s_ssl))
2224                                 printf("server waiting in SSL_accept - %s\n",
2225                                         SSL_state_string_long(s_ssl));
2226 /*                      else if (s_write)
2227                                 printf("server:SSL_write()\n");
2228                         else
2229                                 printf("server:SSL_read()\n"); */
2230                         }
2231
2232                 if (do_client && debug)
2233                         {
2234                         if (SSL_in_init(c_ssl))
2235                                 printf("client waiting in SSL_connect - %s\n",
2236                                         SSL_state_string_long(c_ssl));
2237 /*                      else if (c_write)
2238                                 printf("client:SSL_write()\n");
2239                         else
2240                                 printf("client:SSL_read()\n"); */
2241                         }
2242
2243                 if (!do_client && !do_server)
2244                         {
2245                         fprintf(stdout,"ERROR IN STARTUP\n");
2246                         ERR_print_errors(bio_err);
2247                         break;
2248                         }
2249                 if (do_client && !(done & C_DONE))
2250                         {
2251                         if (c_write)
2252                                 {
2253                                 j = (cw_num > bufsiz) ?
2254                                         (int)bufsiz : (int)cw_num;
2255                                 i=BIO_write(c_bio,cbuf,j);
2256                                 if (i < 0)
2257                                         {
2258                                         c_r=0;
2259                                         c_w=0;
2260                                         if (BIO_should_retry(c_bio))
2261                                                 {
2262                                                 if (BIO_should_read(c_bio))
2263                                                         c_r=1;
2264                                                 if (BIO_should_write(c_bio))
2265                                                         c_w=1;
2266                                                 }
2267                                         else
2268                                                 {
2269                                                 fprintf(stderr,"ERROR in CLIENT\n");
2270                                                 ERR_print_errors(bio_err);
2271                                                 goto err;
2272                                                 }
2273                                         }
2274                                 else if (i == 0)
2275                                         {
2276                                         fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
2277                                         goto err;
2278                                         }
2279                                 else
2280                                         {
2281                                         if (debug)
2282                                                 printf("client wrote %d\n",i);
2283                                         /* ok */
2284                                         s_r=1;
2285                                         c_write=0;
2286                                         cw_num-=i;
2287                                         if (max_frag>1029)
2288                                                 SSL_set_max_send_fragment(c_ssl,max_frag-=5);
2289                                         }
2290                                 }
2291                         else
2292                                 {
2293                                 i=BIO_read(c_bio,cbuf,bufsiz);
2294                                 if (i < 0)
2295                                         {
2296                                         c_r=0;
2297                                         c_w=0;
2298                                         if (BIO_should_retry(c_bio))
2299                                                 {
2300                                                 if (BIO_should_read(c_bio))
2301                                                         c_r=1;
2302                                                 if (BIO_should_write(c_bio))
2303                                                         c_w=1;
2304                                                 }
2305                                         else
2306                                                 {
2307                                                 fprintf(stderr,"ERROR in CLIENT\n");
2308                                                 ERR_print_errors(bio_err);
2309                                                 goto err;
2310                                                 }
2311                                         }
2312                                 else if (i == 0)
2313                                         {
2314                                         fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
2315                                         goto err;
2316                                         }
2317                                 else
2318                                         {
2319                                         if (debug)
2320                                                 printf("client read %d\n",i);
2321                                         cr_num-=i;
2322                                         if (sw_num > 0)
2323                                                 {
2324                                                 s_write=1;
2325                                                 s_w=1;
2326                                                 }
2327                                         if (cr_num <= 0)
2328                                                 {
2329                                                 s_write=1;
2330                                                 s_w=1;
2331                                                 done=S_DONE|C_DONE;
2332                                                 }
2333                                         }
2334                                 }
2335                         }
2336
2337                 if (do_server && !(done & S_DONE))
2338                         {
2339                         if (!s_write)
2340                                 {
2341                                 i=BIO_read(s_bio,sbuf,bufsiz);
2342                                 if (i < 0)
2343                                         {
2344                                         s_r=0;
2345                                         s_w=0;
2346                                         if (BIO_should_retry(s_bio))
2347                                                 {
2348                                                 if (BIO_should_read(s_bio))
2349                                                         s_r=1;
2350                                                 if (BIO_should_write(s_bio))
2351                                                         s_w=1;
2352                                                 }
2353                                         else
2354                                                 {
2355                                                 fprintf(stderr,"ERROR in SERVER\n");
2356                                                 ERR_print_errors(bio_err);
2357                                                 goto err;
2358                                                 }
2359                                         }
2360                                 else if (i == 0)
2361                                         {
2362                                         ERR_print_errors(bio_err);
2363                                         fprintf(stderr,"SSL SERVER STARTUP FAILED in SSL_read\n");
2364                                         goto err;
2365                                         }
2366                                 else
2367                                         {
2368                                         if (debug)
2369                                                 printf("server read %d\n",i);
2370                                         sr_num-=i;
2371                                         if (cw_num > 0)
2372                                                 {
2373                                                 c_write=1;
2374                                                 c_w=1;
2375                                                 }
2376                                         if (sr_num <= 0)
2377                                                 {
2378                                                 s_write=1;
2379                                                 s_w=1;
2380                                                 c_write=0;
2381                                                 }
2382                                         }
2383                                 }
2384                         else
2385                                 {
2386                                 j = (sw_num > bufsiz) ?
2387                                         (int)bufsiz : (int)sw_num;
2388                                 i=BIO_write(s_bio,sbuf,j);
2389                                 if (i < 0)
2390                                         {
2391                                         s_r=0;
2392                                         s_w=0;
2393                                         if (BIO_should_retry(s_bio))
2394                                                 {
2395                                                 if (BIO_should_read(s_bio))
2396                                                         s_r=1;
2397                                                 if (BIO_should_write(s_bio))
2398                                                         s_w=1;
2399                                                 }
2400                                         else
2401                                                 {
2402                                                 fprintf(stderr,"ERROR in SERVER\n");
2403                                                 ERR_print_errors(bio_err);
2404                                                 goto err;
2405                                                 }
2406                                         }
2407                                 else if (i == 0)
2408                                         {
2409                                         ERR_print_errors(bio_err);
2410                                         fprintf(stderr,"SSL SERVER STARTUP FAILED in SSL_write\n");
2411                                         goto err;
2412                                         }
2413                                 else
2414                                         {
2415                                         if (debug)
2416                                                 printf("server wrote %d\n",i);
2417                                         sw_num-=i;
2418                                         s_write=0;
2419                                         c_r=1;
2420                                         if (sw_num <= 0)
2421                                                 done|=S_DONE;
2422                                         if (max_frag>1029)
2423                                                 SSL_set_max_send_fragment(s_ssl,max_frag-=5);
2424                                         }
2425                                 }
2426                         }
2427
2428                 if ((done & S_DONE) && (done & C_DONE)) break;
2429                 }
2430
2431         if (verbose)
2432                 print_details(c_ssl, "DONE: ");
2433 #ifndef OPENSSL_NO_NEXTPROTONEG
2434         if (verify_npn(c_ssl, s_ssl) < 0)
2435                 {
2436                 ret = 1;
2437                 goto err;
2438                 }
2439 #endif
2440         if (verify_serverinfo() < 0)
2441                 {
2442                 fprintf(stderr, "Server info verify error\n");
2443                 ret = 1;
2444                 goto err;
2445                 }
2446         if (custom_ext_error)
2447                 {
2448                 fprintf(stderr, "Custom extension error\n");
2449                 ret = 1;
2450                 goto err;
2451                 }
2452         ret=0;
2453 err:
2454         /* We have to set the BIO's to NULL otherwise they will be
2455          * OPENSSL_free()ed twice.  Once when th s_ssl is SSL_free()ed and
2456          * again when c_ssl is SSL_free()ed.
2457          * This is a hack required because s_ssl and c_ssl are sharing the same
2458          * BIO structure and SSL_set_bio() and SSL_free() automatically
2459          * BIO_free non NULL entries.
2460          * You should not normally do this or be required to do this */
2461         if (s_ssl != NULL)
2462                 {
2463                 s_ssl->rbio=NULL;
2464                 s_ssl->wbio=NULL;
2465                 }
2466         if (c_ssl != NULL)
2467                 {
2468                 c_ssl->rbio=NULL;
2469                 c_ssl->wbio=NULL;
2470                 }
2471
2472         if (c_to_s != NULL) BIO_free(c_to_s);
2473         if (s_to_c != NULL) BIO_free(s_to_c);
2474         if (c_bio != NULL) BIO_free_all(c_bio);
2475         if (s_bio != NULL) BIO_free_all(s_bio);
2476
2477         if (cbuf) OPENSSL_free(cbuf);
2478         if (sbuf) OPENSSL_free(sbuf);
2479
2480         return(ret);
2481         }
2482
2483 static int get_proxy_auth_ex_data_idx(void)
2484         {
2485         static volatile int idx = -1;
2486         if (idx < 0)
2487                 {
2488                 CRYPTO_w_lock(CRYPTO_LOCK_SSL_CTX);
2489                 if (idx < 0)
2490                         {
2491                         idx = X509_STORE_CTX_get_ex_new_index(0,
2492                                 "SSLtest for verify callback", NULL,NULL,NULL);
2493                         }
2494                 CRYPTO_w_unlock(CRYPTO_LOCK_SSL_CTX);
2495                 }
2496         return idx;
2497         }
2498
2499 static int MS_CALLBACK verify_callback(int ok, X509_STORE_CTX *ctx)
2500         {
2501         char *s,buf[256];
2502
2503         s=X509_NAME_oneline(X509_get_subject_name(ctx->current_cert),buf,
2504                             sizeof buf);
2505         if (s != NULL)
2506                 {
2507                 if (ok)
2508                         fprintf(stderr,"depth=%d %s\n",
2509                                 ctx->error_depth,buf);
2510                 else
2511                         {
2512                         fprintf(stderr,"depth=%d error=%d %s\n",
2513                                 ctx->error_depth,ctx->error,buf);
2514                         }
2515                 }
2516
2517         if (ok == 0)
2518                 {
2519                 fprintf(stderr,"Error string: %s\n",
2520                         X509_verify_cert_error_string(ctx->error));
2521                 switch (ctx->error)
2522                         {
2523                 case X509_V_ERR_CERT_NOT_YET_VALID:
2524                 case X509_V_ERR_CERT_HAS_EXPIRED:
2525                 case X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT:
2526                         fprintf(stderr,"  ... ignored.\n");
2527                         ok=1;
2528                         }
2529                 }
2530
2531         if (ok == 1)
2532                 {
2533                 X509 *xs = ctx->current_cert;
2534 #if 0
2535                 X509 *xi = ctx->current_issuer;
2536 #endif
2537
2538                 if (xs->ex_flags & EXFLAG_PROXY)
2539                         {
2540                         unsigned int *letters =
2541                                 X509_STORE_CTX_get_ex_data(ctx,
2542                                         get_proxy_auth_ex_data_idx());
2543
2544                         if (letters)
2545                                 {
2546                                 int found_any = 0;
2547                                 int i;
2548                                 PROXY_CERT_INFO_EXTENSION *pci =
2549                                         X509_get_ext_d2i(xs, NID_proxyCertInfo,
2550                                                 NULL, NULL);
2551
2552                                 switch (OBJ_obj2nid(pci->proxyPolicy->policyLanguage))
2553                                         {
2554                                 case NID_Independent:
2555                                         /* Completely meaningless in this
2556                                            program, as there's no way to
2557                                            grant explicit rights to a
2558                                            specific PrC.  Basically, using
2559                                            id-ppl-Independent is the perfect
2560                                            way to grant no rights at all. */
2561                                         fprintf(stderr, "  Independent proxy certificate");
2562                                         for (i = 0; i < 26; i++)
2563                                                 letters[i] = 0;
2564                                         break;
2565                                 case NID_id_ppl_inheritAll:
2566                                         /* This is basically a NOP, we
2567                                            simply let the current rights
2568                                            stand as they are. */
2569                                         fprintf(stderr, "  Proxy certificate inherits all");
2570                                         break;
2571                                 default:
2572                                         s = (char *)
2573                                                 pci->proxyPolicy->policy->data;
2574                                         i = pci->proxyPolicy->policy->length;
2575
2576                                         /* The algorithm works as follows:
2577                                            it is assumed that previous
2578                                            iterations or the initial granted
2579                                            rights has already set some elements
2580                                            of `letters'.  What we need to do is
2581                                            to clear those that weren't granted
2582                                            by the current PrC as well.  The
2583                                            easiest way to do this is to add 1
2584                                            to all the elements whose letters
2585                                            are given with the current policy.
2586                                            That way, all elements that are set
2587                                            by the current policy and were
2588                                            already set by earlier policies and
2589                                            through the original grant of rights
2590                                            will get the value 2 or higher.
2591                                            The last thing to do is to sweep
2592                                            through `letters' and keep the
2593                                            elements having the value 2 as set,
2594                                            and clear all the others. */
2595
2596                                         fprintf(stderr, "  Certificate proxy rights = %*.*s", i, i, s);
2597                                         while(i-- > 0)
2598                                                 {
2599                                                 int c = *s++;
2600                                                 if (isascii(c) && isalpha(c))
2601                                                         {
2602                                                         if (islower(c))
2603                                                                 c = toupper(c);
2604                                                         letters[c - 'A']++;
2605                                                         }
2606                                                 }
2607                                         for (i = 0; i < 26; i++)
2608                                                 if (letters[i] < 2)
2609                                                         letters[i] = 0;
2610                                                 else
2611                                                         letters[i] = 1;
2612                                         }
2613
2614                                 found_any = 0;
2615                                 fprintf(stderr,
2616                                         ", resulting proxy rights = ");
2617                                 for(i = 0; i < 26; i++)
2618                                         if (letters[i])
2619                                                 {
2620                                                 fprintf(stderr, "%c", i + 'A');
2621                                                 found_any = 1;
2622                                                 }
2623                                 if (!found_any)
2624                                         fprintf(stderr, "none");
2625                                 fprintf(stderr, "\n");
2626
2627                                 PROXY_CERT_INFO_EXTENSION_free(pci);
2628                                 }
2629                         }
2630                 }
2631
2632         return(ok);
2633         }
2634
2635 static void process_proxy_debug(int indent, const char *format, ...)
2636         {
2637         static const char indentation[] =
2638                 ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"
2639                 ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"; /* That's 80 > */
2640         char my_format[256];
2641         va_list args;
2642
2643         BIO_snprintf(my_format, sizeof(my_format), "%*.*s %s",
2644                 indent, indent, indentation, format);
2645
2646         va_start(args, format);
2647         vfprintf(stderr, my_format, args);
2648         va_end(args);
2649         }
2650 /* Priority levels:
2651    0    [!]var, ()
2652    1    & ^
2653    2    |
2654 */
2655 static int process_proxy_cond_adders(unsigned int letters[26],
2656         const char *cond, const char **cond_end, int *pos, int indent);
2657 static int process_proxy_cond_val(unsigned int letters[26],
2658         const char *cond, const char **cond_end, int *pos, int indent)
2659         {
2660         int c;
2661         int ok = 1;
2662         int negate = 0;
2663
2664         while(isspace((int)*cond))
2665                 {
2666                 cond++; (*pos)++;
2667                 }
2668         c = *cond;
2669
2670         if (debug)
2671                 process_proxy_debug(indent,
2672                         "Start process_proxy_cond_val at position %d: %s\n",
2673                         *pos, cond);
2674
2675         while(c == '!')
2676                 {
2677                 negate = !negate;
2678                 cond++; (*pos)++;
2679                 while(isspace((int)*cond))
2680                         {
2681                         cond++; (*pos)++;
2682                         }
2683                 c = *cond;
2684                 }
2685
2686         if (c == '(')
2687                 {
2688                 cond++; (*pos)++;
2689                 ok = process_proxy_cond_adders(letters, cond, cond_end, pos,
2690                         indent + 1);
2691                 cond = *cond_end;
2692                 if (ok < 0)
2693                         goto end;
2694                 while(isspace((int)*cond))
2695                         {
2696                         cond++; (*pos)++;
2697                         }
2698                 c = *cond;
2699                 if (c != ')')
2700                         {
2701                         fprintf(stderr,
2702                                 "Weird condition character in position %d: "
2703                                 "%c\n", *pos, c);
2704                         ok = -1;
2705                         goto end;
2706                         }
2707                 cond++; (*pos)++;
2708                 }
2709         else if (isascii(c) && isalpha(c))
2710                 {
2711                 if (islower(c))
2712                         c = toupper(c);
2713                 ok = letters[c - 'A'];
2714                 cond++; (*pos)++;
2715                 }
2716         else
2717                 {
2718                 fprintf(stderr,
2719                         "Weird condition character in position %d: "
2720                         "%c\n", *pos, c);
2721                 ok = -1;
2722                 goto end;
2723                 }
2724  end:
2725         *cond_end = cond;
2726         if (ok >= 0 && negate)
2727                 ok = !ok;
2728
2729         if (debug)
2730                 process_proxy_debug(indent,
2731                         "End process_proxy_cond_val at position %d: %s, returning %d\n",
2732                         *pos, cond, ok);
2733
2734         return ok;
2735         }
2736 static int process_proxy_cond_multipliers(unsigned int letters[26],
2737         const char *cond, const char **cond_end, int *pos, int indent)
2738         {
2739         int ok;
2740         char c;
2741
2742         if (debug)
2743                 process_proxy_debug(indent,
2744                         "Start process_proxy_cond_multipliers at position %d: %s\n",
2745                         *pos, cond);
2746
2747         ok = process_proxy_cond_val(letters, cond, cond_end, pos, indent + 1);
2748         cond = *cond_end;
2749         if (ok < 0)
2750                 goto end;
2751
2752         while(ok >= 0)
2753                 {
2754                 while(isspace((int)*cond))
2755                         {
2756                         cond++; (*pos)++;
2757                         }
2758                 c = *cond;
2759
2760                 switch(c)
2761                         {
2762                 case '&':
2763                 case '^':
2764                         {
2765                         int save_ok = ok;
2766
2767                         cond++; (*pos)++;
2768                         ok = process_proxy_cond_val(letters,
2769                                 cond, cond_end, pos, indent + 1);
2770                         cond = *cond_end;
2771                         if (ok < 0)
2772                                 break;
2773
2774                         switch(c)
2775                                 {
2776                         case '&':
2777                                 ok &= save_ok;
2778                                 break;
2779                         case '^':
2780                                 ok ^= save_ok;
2781                                 break;
2782                         default:
2783                                 fprintf(stderr, "SOMETHING IS SERIOUSLY WRONG!"
2784                                         " STOPPING\n");
2785                                 EXIT(1);
2786                                 }
2787                         }
2788                         break;
2789                 default:
2790                         goto end;
2791                         }
2792                 }
2793  end:
2794         if (debug)
2795                 process_proxy_debug(indent,
2796                         "End process_proxy_cond_multipliers at position %d: %s, returning %d\n",
2797                         *pos, cond, ok);
2798
2799         *cond_end = cond;
2800         return ok;
2801         }
2802 static int process_proxy_cond_adders(unsigned int letters[26],
2803         const char *cond, const char **cond_end, int *pos, int indent)
2804         {
2805         int ok;
2806         char c;
2807
2808         if (debug)
2809                 process_proxy_debug(indent,
2810                         "Start process_proxy_cond_adders at position %d: %s\n",
2811                         *pos, cond);
2812
2813         ok = process_proxy_cond_multipliers(letters, cond, cond_end, pos,
2814                 indent + 1);
2815         cond = *cond_end;
2816         if (ok < 0)
2817                 goto end;
2818
2819         while(ok >= 0)
2820                 {
2821                 while(isspace((int)*cond))
2822                         {
2823                         cond++; (*pos)++;
2824                         }
2825                 c = *cond;
2826
2827                 switch(c)
2828                         {
2829                 case '|':
2830                         {
2831                         int save_ok = ok;
2832
2833                         cond++; (*pos)++;
2834                         ok = process_proxy_cond_multipliers(letters,
2835                                 cond, cond_end, pos, indent + 1);
2836                         cond = *cond_end;
2837                         if (ok < 0)
2838                                 break;
2839
2840                         switch(c)
2841                                 {
2842                         case '|':
2843                                 ok |= save_ok;
2844                                 break;
2845                         default:
2846                                 fprintf(stderr, "SOMETHING IS SERIOUSLY WRONG!"
2847                                         " STOPPING\n");
2848                                 EXIT(1);
2849                                 }
2850                         }
2851                         break;
2852                 default:
2853                         goto end;
2854                         }
2855                 }
2856  end:
2857         if (debug)
2858                 process_proxy_debug(indent,
2859                         "End process_proxy_cond_adders at position %d: %s, returning %d\n",
2860                         *pos, cond, ok);
2861
2862         *cond_end = cond;
2863         return ok;
2864         }
2865
2866 static int process_proxy_cond(unsigned int letters[26],
2867         const char *cond, const char **cond_end)
2868         {
2869         int pos = 1;
2870         return process_proxy_cond_adders(letters, cond, cond_end, &pos, 1);
2871         }
2872
2873 static int MS_CALLBACK app_verify_callback(X509_STORE_CTX *ctx, void *arg)
2874         {
2875         int ok=1;
2876         struct app_verify_arg *cb_arg = arg;
2877         unsigned int letters[26]; /* only used with proxy_auth */
2878
2879         if (cb_arg->app_verify)
2880                 {
2881                 char *s = NULL,buf[256];
2882
2883                 fprintf(stderr, "In app_verify_callback, allowing cert. ");
2884                 fprintf(stderr, "Arg is: %s\n", cb_arg->string);
2885                 fprintf(stderr, "Finished printing do we have a context? 0x%p a cert? 0x%p\n",
2886                         (void *)ctx, (void *)ctx->cert);
2887                 if (ctx->cert)
2888                         s=X509_NAME_oneline(X509_get_subject_name(ctx->cert),buf,256);
2889                 if (s != NULL)
2890                         {
2891                         fprintf(stderr,"cert depth=%d %s\n",ctx->error_depth,buf);
2892                         }
2893                 return(1);
2894                 }
2895         if (cb_arg->proxy_auth)
2896                 {
2897                 int found_any = 0, i;
2898                 char *sp;
2899
2900                 for(i = 0; i < 26; i++)
2901                         letters[i] = 0;
2902                 for(sp = cb_arg->proxy_auth; *sp; sp++)
2903                         {
2904                         int c = *sp;
2905                         if (isascii(c) && isalpha(c))
2906                                 {
2907                                 if (islower(c))
2908                                         c = toupper(c);
2909                                 letters[c - 'A'] = 1;
2910                                 }
2911                         }
2912
2913                 fprintf(stderr,
2914                         "  Initial proxy rights = ");
2915                 for(i = 0; i < 26; i++)
2916                         if (letters[i])
2917                                 {
2918                                 fprintf(stderr, "%c", i + 'A');
2919                                 found_any = 1;
2920                                 }
2921                 if (!found_any)
2922                         fprintf(stderr, "none");
2923                 fprintf(stderr, "\n");
2924
2925                 X509_STORE_CTX_set_ex_data(ctx,
2926                         get_proxy_auth_ex_data_idx(),letters);
2927                 }
2928         if (cb_arg->allow_proxy_certs)
2929                 {
2930                 X509_STORE_CTX_set_flags(ctx, X509_V_FLAG_ALLOW_PROXY_CERTS);
2931                 }
2932
2933 #ifndef OPENSSL_NO_X509_VERIFY
2934         ok = X509_verify_cert(ctx);
2935 #endif
2936
2937         if (cb_arg->proxy_auth)
2938                 {
2939                 if (ok > 0)
2940                         {
2941                         const char *cond_end = NULL;
2942
2943                         ok = process_proxy_cond(letters,
2944                                 cb_arg->proxy_cond, &cond_end);
2945
2946                         if (ok < 0)
2947                                 EXIT(3);
2948                         if (*cond_end)
2949                                 {
2950                                 fprintf(stderr, "Stopped processing condition before it's end.\n");
2951                                 ok = 0;
2952                                 }
2953                         if (!ok)
2954                                 fprintf(stderr, "Proxy rights check with condition '%s' proved invalid\n",
2955                                         cb_arg->proxy_cond);
2956                         else
2957                                 fprintf(stderr, "Proxy rights check with condition '%s' proved valid\n",
2958                                         cb_arg->proxy_cond);
2959                         }
2960                 }
2961         return(ok);
2962         }
2963
2964 #ifndef OPENSSL_NO_RSA
2965 static RSA *rsa_tmp=NULL;
2966
2967 static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength)
2968         {
2969         BIGNUM *bn = NULL;
2970         if (rsa_tmp == NULL)
2971                 {
2972                 bn = BN_new();
2973                 rsa_tmp = RSA_new();
2974                 if(!bn || !rsa_tmp || !BN_set_word(bn, RSA_F4))
2975                         {
2976                         BIO_printf(bio_err, "Memory error...");
2977                         goto end;
2978                         }
2979                 BIO_printf(bio_err,"Generating temp (%d bit) RSA key...",keylength);
2980                 (void)BIO_flush(bio_err);
2981                 if(!RSA_generate_key_ex(rsa_tmp,keylength,bn,NULL))
2982                         {
2983                         BIO_printf(bio_err, "Error generating key.");
2984                         RSA_free(rsa_tmp);
2985                         rsa_tmp = NULL;
2986                         }
2987 end:
2988                 BIO_printf(bio_err,"\n");
2989                 (void)BIO_flush(bio_err);
2990                 }
2991         if(bn) BN_free(bn);
2992         return(rsa_tmp);
2993         }
2994
2995 static void free_tmp_rsa(void)
2996         {
2997         if (rsa_tmp != NULL)
2998                 {
2999                 RSA_free(rsa_tmp);
3000                 rsa_tmp = NULL;
3001                 }
3002         }
3003 #endif
3004
3005 #ifndef OPENSSL_NO_DH
3006 /* These DH parameters have been generated as follows:
3007  *    $ openssl dhparam -C -noout 512
3008  *    $ openssl dhparam -C -noout 1024
3009  *    $ openssl dhparam -C -noout -dsaparam 1024
3010  * (The third function has been renamed to avoid name conflicts.)
3011  */
3012 static DH *get_dh512()
3013         {
3014         static unsigned char dh512_p[]={
3015                 0xCB,0xC8,0xE1,0x86,0xD0,0x1F,0x94,0x17,0xA6,0x99,0xF0,0xC6,
3016                 0x1F,0x0D,0xAC,0xB6,0x25,0x3E,0x06,0x39,0xCA,0x72,0x04,0xB0,
3017                 0x6E,0xDA,0xC0,0x61,0xE6,0x7A,0x77,0x25,0xE8,0x3B,0xB9,0x5F,
3018                 0x9A,0xB6,0xB5,0xFE,0x99,0x0B,0xA1,0x93,0x4E,0x35,0x33,0xB8,
3019                 0xE1,0xF1,0x13,0x4F,0x59,0x1A,0xD2,0x57,0xC0,0x26,0x21,0x33,
3020                 0x02,0xC5,0xAE,0x23,
3021                 };
3022         static unsigned char dh512_g[]={
3023                 0x02,
3024                 };
3025         DH *dh;
3026
3027         if ((dh=DH_new()) == NULL) return(NULL);
3028         dh->p=BN_bin2bn(dh512_p,sizeof(dh512_p),NULL);
3029         dh->g=BN_bin2bn(dh512_g,sizeof(dh512_g),NULL);
3030         if ((dh->p == NULL) || (dh->g == NULL))
3031                 { DH_free(dh); return(NULL); }
3032         return(dh);
3033         }
3034
3035 static DH *get_dh1024()
3036         {
3037         static unsigned char dh1024_p[]={
3038                 0xF8,0x81,0x89,0x7D,0x14,0x24,0xC5,0xD1,0xE6,0xF7,0xBF,0x3A,
3039                 0xE4,0x90,0xF4,0xFC,0x73,0xFB,0x34,0xB5,0xFA,0x4C,0x56,0xA2,
3040                 0xEA,0xA7,0xE9,0xC0,0xC0,0xCE,0x89,0xE1,0xFA,0x63,0x3F,0xB0,
3041                 0x6B,0x32,0x66,0xF1,0xD1,0x7B,0xB0,0x00,0x8F,0xCA,0x87,0xC2,
3042                 0xAE,0x98,0x89,0x26,0x17,0xC2,0x05,0xD2,0xEC,0x08,0xD0,0x8C,
3043                 0xFF,0x17,0x52,0x8C,0xC5,0x07,0x93,0x03,0xB1,0xF6,0x2F,0xB8,
3044                 0x1C,0x52,0x47,0x27,0x1B,0xDB,0xD1,0x8D,0x9D,0x69,0x1D,0x52,
3045                 0x4B,0x32,0x81,0xAA,0x7F,0x00,0xC8,0xDC,0xE6,0xD9,0xCC,0xC1,
3046                 0x11,0x2D,0x37,0x34,0x6C,0xEA,0x02,0x97,0x4B,0x0E,0xBB,0xB1,
3047                 0x71,0x33,0x09,0x15,0xFD,0xDD,0x23,0x87,0x07,0x5E,0x89,0xAB,
3048                 0x6B,0x7C,0x5F,0xEC,0xA6,0x24,0xDC,0x53,
3049                 };
3050         static unsigned char dh1024_g[]={
3051                 0x02,
3052                 };
3053         DH *dh;
3054
3055         if ((dh=DH_new()) == NULL) return(NULL);
3056         dh->p=BN_bin2bn(dh1024_p,sizeof(dh1024_p),NULL);
3057         dh->g=BN_bin2bn(dh1024_g,sizeof(dh1024_g),NULL);
3058         if ((dh->p == NULL) || (dh->g == NULL))
3059                 { DH_free(dh); return(NULL); }
3060         return(dh);
3061         }
3062
3063 static DH *get_dh1024dsa()
3064         {
3065         static unsigned char dh1024_p[]={
3066                 0xC8,0x00,0xF7,0x08,0x07,0x89,0x4D,0x90,0x53,0xF3,0xD5,0x00,
3067                 0x21,0x1B,0xF7,0x31,0xA6,0xA2,0xDA,0x23,0x9A,0xC7,0x87,0x19,
3068                 0x3B,0x47,0xB6,0x8C,0x04,0x6F,0xFF,0xC6,0x9B,0xB8,0x65,0xD2,
3069                 0xC2,0x5F,0x31,0x83,0x4A,0xA7,0x5F,0x2F,0x88,0x38,0xB6,0x55,
3070                 0xCF,0xD9,0x87,0x6D,0x6F,0x9F,0xDA,0xAC,0xA6,0x48,0xAF,0xFC,
3071                 0x33,0x84,0x37,0x5B,0x82,0x4A,0x31,0x5D,0xE7,0xBD,0x52,0x97,
3072                 0xA1,0x77,0xBF,0x10,0x9E,0x37,0xEA,0x64,0xFA,0xCA,0x28,0x8D,
3073                 0x9D,0x3B,0xD2,0x6E,0x09,0x5C,0x68,0xC7,0x45,0x90,0xFD,0xBB,
3074                 0x70,0xC9,0x3A,0xBB,0xDF,0xD4,0x21,0x0F,0xC4,0x6A,0x3C,0xF6,
3075                 0x61,0xCF,0x3F,0xD6,0x13,0xF1,0x5F,0xBC,0xCF,0xBC,0x26,0x9E,
3076                 0xBC,0x0B,0xBD,0xAB,0x5D,0xC9,0x54,0x39,
3077                 };
3078         static unsigned char dh1024_g[]={
3079                 0x3B,0x40,0x86,0xE7,0xF3,0x6C,0xDE,0x67,0x1C,0xCC,0x80,0x05,
3080                 0x5A,0xDF,0xFE,0xBD,0x20,0x27,0x74,0x6C,0x24,0xC9,0x03,0xF3,
3081                 0xE1,0x8D,0xC3,0x7D,0x98,0x27,0x40,0x08,0xB8,0x8C,0x6A,0xE9,
3082                 0xBB,0x1A,0x3A,0xD6,0x86,0x83,0x5E,0x72,0x41,0xCE,0x85,0x3C,
3083                 0xD2,0xB3,0xFC,0x13,0xCE,0x37,0x81,0x9E,0x4C,0x1C,0x7B,0x65,
3084                 0xD3,0xE6,0xA6,0x00,0xF5,0x5A,0x95,0x43,0x5E,0x81,0xCF,0x60,
3085                 0xA2,0x23,0xFC,0x36,0xA7,0x5D,0x7A,0x4C,0x06,0x91,0x6E,0xF6,
3086                 0x57,0xEE,0x36,0xCB,0x06,0xEA,0xF5,0x3D,0x95,0x49,0xCB,0xA7,
3087                 0xDD,0x81,0xDF,0x80,0x09,0x4A,0x97,0x4D,0xA8,0x22,0x72,0xA1,
3088                 0x7F,0xC4,0x70,0x56,0x70,0xE8,0x20,0x10,0x18,0x8F,0x2E,0x60,
3089                 0x07,0xE7,0x68,0x1A,0x82,0x5D,0x32,0xA2,
3090                 };
3091         DH *dh;
3092
3093         if ((dh=DH_new()) == NULL) return(NULL);
3094         dh->p=BN_bin2bn(dh1024_p,sizeof(dh1024_p),NULL);
3095         dh->g=BN_bin2bn(dh1024_g,sizeof(dh1024_g),NULL);
3096         if ((dh->p == NULL) || (dh->g == NULL))
3097                 { DH_free(dh); return(NULL); }
3098         dh->length = 160;
3099         return(dh);
3100         }
3101 #endif
3102
3103 #ifndef OPENSSL_NO_PSK
3104 /* convert the PSK key (psk_key) in ascii to binary (psk) */
3105 static int psk_key2bn(const char *pskkey, unsigned char *psk,
3106         unsigned int max_psk_len)
3107         {
3108         int ret;
3109         BIGNUM *bn = NULL;
3110
3111         ret = BN_hex2bn(&bn, pskkey);
3112         if (!ret)
3113                 {
3114                 BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", pskkey);