crypto/openssl-0.9.7e/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 #define _BSD_SOURCE 1           /* Or gethostname won't be declared properly
 113                                    on Linux and GNU platforms. */
 114
 115 #include <assert.h>
 116 #include <errno.h>
 117 #include <limits.h>
 118 #include <stdio.h>
 119 #include <stdlib.h>
 120 #include <string.h>
 121 #include <time.h>
 122
 123 #define USE_SOCKETS
 124 #include "e_os.h"
 125
 126 #include <openssl/bio.h>
 127 #include <openssl/crypto.h>
 128 #include <openssl/evp.h>
 129 #include <openssl/x509.h>
 130 #include <openssl/ssl.h>
 131 #ifndef OPENSSL_NO_ENGINE
 132 #include <openssl/engine.h>
 133 #endif
 134 #include <openssl/err.h>
 135 #include <openssl/rand.h>
 136 #include <openssl/fips.h>
 137
 138 #define _XOPEN_SOURCE_EXTENDED  1 /* Or gethostname won't be declared properly
 139                                      on Compaq platforms (at least with DEC C).
 140                                      Do not try to put it earlier, or IPv6 includes
 141                                      get screwed...
 142                                   */
 143
 144 #ifdef OPENSSL_SYS_WINDOWS
 145 #include <winsock.h>
 146 #else
 147 #include OPENSSL_UNISTD
 148 #endif
 149
 150 #ifdef OPENSSL_SYS_VMS
 151 #  define TEST_SERVER_CERT "SYS$DISK:[-.APPS]SERVER.PEM"
 152 #  define TEST_CLIENT_CERT "SYS$DISK:[-.APPS]CLIENT.PEM"
 153 #elif defined(OPENSSL_SYS_WINCE)
 154 #  define TEST_SERVER_CERT "\\OpenSSL\\server.pem"
 155 #  define TEST_CLIENT_CERT "\\OpenSSL\\client.pem"
 156 #else
 157 #  define TEST_SERVER_CERT "../apps/server.pem"
 158 #  define TEST_CLIENT_CERT "../apps/client.pem"
 159 #endif
 160
 161 /* There is really no standard for this, so let's assign some tentative
 162    numbers.  In any case, these numbers are only for this test */
 163 #define COMP_RLE        1
 164 #define COMP_ZLIB       2
 165
 166 static int MS_CALLBACK verify_callback(int ok, X509_STORE_CTX *ctx);
 167 #ifndef OPENSSL_NO_RSA
 168 static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export,int keylength);
 169 static void free_tmp_rsa(void);
 170 #endif
 171 static int MS_CALLBACK app_verify_callback(X509_STORE_CTX *ctx, void *arg);
 172 #define APP_CALLBACK "Test Callback Argument"
 173 static char *app_verify_arg = APP_CALLBACK;
 174
 175 #ifndef OPENSSL_NO_DH
 176 static DH *get_dh512(void);
 177 static DH *get_dh1024(void);
 178 static DH *get_dh1024dsa(void);
 179 #endif
 180
 181 static BIO *bio_err=NULL;
 182 static BIO *bio_stdout=NULL;
 183
 184 static char *cipher=NULL;
 185 static int verbose=0;
 186 static int debug=0;
 187 #if 0
 188 /* Not used yet. */
 189 #ifdef FIONBIO
 190 static int s_nbio=0;
 191 #endif
 192 #endif
 193
 194 static const char rnd_seed[] = "string to make the random number generator think it has entropy";
 195
 196 int doit_biopair(SSL *s_ssl,SSL *c_ssl,long bytes,clock_t *s_time,clock_t *c_time);
 197 int doit(SSL *s_ssl,SSL *c_ssl,long bytes);
 198 static void sv_usage(void)
 199         {
 200         fprintf(stderr,"usage: ssltest [args ...]\n");
 201         fprintf(stderr,"\n");
 202 #ifdef OPENSSL_FIPS
 203         fprintf(stderr,"-F             - run test in FIPS mode\n");
 204 #endif
 205         fprintf(stderr," -server_auth  - check server certificate\n");
 206         fprintf(stderr," -client_auth  - do client authentication\n");
 207         fprintf(stderr," -v            - more output\n");
 208         fprintf(stderr," -d            - debug output\n");
 209         fprintf(stderr," -reuse        - use session-id reuse\n");
 210         fprintf(stderr," -num <val>    - number of connections to perform\n");
 211         fprintf(stderr," -bytes <val>  - number of bytes to swap between client/server\n");
 212 #ifndef OPENSSL_NO_DH
 213         fprintf(stderr," -dhe1024      - use 1024 bit key (safe prime) for DHE\n");
 214         fprintf(stderr," -dhe1024dsa   - use 1024 bit key (with 160-bit subprime) for DHE\n");
 215         fprintf(stderr," -no_dhe       - disable DHE\n");
 216 #endif
 217 #ifndef OPENSSL_NO_SSL2
 218         fprintf(stderr," -ssl2         - use SSLv2\n");
 219 #endif
 220 #ifndef OPENSSL_NO_SSL3
 221         fprintf(stderr," -ssl3         - use SSLv3\n");
 222 #endif
 223 #ifndef OPENSSL_NO_TLS1
 224         fprintf(stderr," -tls1         - use TLSv1\n");
 225 #endif
 226         fprintf(stderr," -CApath arg   - PEM format directory of CA's\n");
 227         fprintf(stderr," -CAfile arg   - PEM format file of CA's\n");
 228         fprintf(stderr," -cert arg     - Server certificate file\n");
 229         fprintf(stderr," -key arg      - Server key file (default: same as -cert)\n");
 230         fprintf(stderr," -c_cert arg   - Client certificate file\n");
 231         fprintf(stderr," -c_key arg    - Client key file (default: same as -c_cert)\n");
 232         fprintf(stderr," -cipher arg   - The cipher list\n");
 233         fprintf(stderr," -bio_pair     - Use BIO pairs\n");
 234         fprintf(stderr," -f            - Test even cases that can't work\n");
 235         fprintf(stderr," -time         - measure processor time used by client and server\n");
 236         fprintf(stderr," -zlib         - use zlib compression\n");
 237         fprintf(stderr," -time         - use rle compression\n");
 238         }
 239
 240 static void print_details(SSL *c_ssl, const char *prefix)
 241         {
 242         SSL_CIPHER *ciph;
 243         X509 *cert;
 244
 245         ciph=SSL_get_current_cipher(c_ssl);
 246         BIO_printf(bio_stdout,"%s%s, cipher %s %s",
 247                 prefix,
 248                 SSL_get_version(c_ssl),
 249                 SSL_CIPHER_get_version(ciph),
 250                 SSL_CIPHER_get_name(ciph));
 251         cert=SSL_get_peer_certificate(c_ssl);
 252         if (cert != NULL)
 253                 {
 254                 EVP_PKEY *pkey = X509_get_pubkey(cert);
 255                 if (pkey != NULL)
 256                         {
 257                         if (0)
 258                                 ;
 259 #ifndef OPENSSL_NO_RSA
 260                         else if (pkey->type == EVP_PKEY_RSA && pkey->pkey.rsa != NULL
 261                                 && pkey->pkey.rsa->n != NULL)
 262                                 {
 263                                 BIO_printf(bio_stdout, ", %d bit RSA",
 264                                         BN_num_bits(pkey->pkey.rsa->n));
 265                                 }
 266 #endif
 267 #ifndef OPENSSL_NO_DSA
 268                         else if (pkey->type == EVP_PKEY_DSA && pkey->pkey.dsa != NULL
 269                                 && pkey->pkey.dsa->p != NULL)
 270                                 {
 271                                 BIO_printf(bio_stdout, ", %d bit DSA",
 272                                         BN_num_bits(pkey->pkey.dsa->p));
 273                                 }
 274 #endif
 275                         EVP_PKEY_free(pkey);
 276                         }
 277                 X509_free(cert);
 278                 }
 279         /* The SSL API does not allow us to look at temporary RSA/DH keys,
 280          * otherwise we should print their lengths too */
 281         BIO_printf(bio_stdout,"\n");
 282         }
 283
 284 static void lock_dbg_cb(int mode, int type, const char *file, int line)
 285         {
 286         static int modes[CRYPTO_NUM_LOCKS]; /* = {0, 0, ... } */
 287         const char *errstr = NULL;
 288         int rw;
 289
 290         rw = mode & (CRYPTO_READ|CRYPTO_WRITE);
 291         if (!((rw == CRYPTO_READ) || (rw == CRYPTO_WRITE)))
 292                 {
 293                 errstr = "invalid mode";
 294                 goto err;
 295                 }
 296
 297         if (type < 0 || type >= CRYPTO_NUM_LOCKS)
 298                 {
 299                 errstr = "type out of bounds";
 300                 goto err;
 301                 }
 302
 303         if (mode & CRYPTO_LOCK)
 304                 {
 305                 if (modes[type])
 306                         {
 307                         errstr = "already locked";
 308                         /* must not happen in a single-threaded program
 309                          * (would deadlock) */
 310                         goto err;
 311                         }
 312
 313                 modes[type] = rw;
 314                 }
 315         else if (mode & CRYPTO_UNLOCK)
 316                 {
 317                 if (!modes[type])
 318                         {
 319                         errstr = "not locked";
 320                         goto err;
 321                         }
 322
 323                 if (modes[type] != rw)
 324                         {
 325                         errstr = (rw == CRYPTO_READ) ?
 326                                 "CRYPTO_r_unlock on write lock" :
 327                                 "CRYPTO_w_unlock on read lock";
 328                         }
 329
 330                 modes[type] = 0;
 331                 }
 332         else
 333                 {
 334                 errstr = "invalid mode";
 335                 goto err;
 336                 }
 337
 338  err:
 339         if (errstr)
 340                 {
 341                 /* we cannot use bio_err here */
 342                 fprintf(stderr, "openssl (lock_dbg_cb): %s (mode=%d, type=%d) at %s:%d\n",
 343                         errstr, mode, type, file, line);
 344                 }
 345         }
 346
 347 int main(int argc, char *argv[])
 348         {
 349         char *CApath=NULL,*CAfile=NULL;
 350         int badop=0;
 351         int bio_pair=0;
 352         int force=0;
 353         int tls1=0,ssl2=0,ssl3=0,ret=1;
 354         int client_auth=0;
 355         int server_auth=0,i;
 356         int app_verify=0;
 357         char *server_cert=TEST_SERVER_CERT;
 358         char *server_key=NULL;
 359         char *client_cert=TEST_CLIENT_CERT;
 360         char *client_key=NULL;
 361         SSL_CTX *s_ctx=NULL;
 362         SSL_CTX *c_ctx=NULL;
 363         SSL_METHOD *meth=NULL;
 364         SSL *c_ssl,*s_ssl;
 365         int number=1,reuse=0;
 366         long bytes=1L;
 367 #ifndef OPENSSL_NO_DH
 368         DH *dh;
 369         int dhe1024 = 0, dhe1024dsa = 0;
 370 #endif
 371         int no_dhe = 0;
 372         int print_time = 0;
 373         clock_t s_time = 0, c_time = 0;
 374         int comp = 0;
 375         COMP_METHOD *cm = NULL;
 376 #ifdef OPENSSL_FIPS
 377         int fips_mode=0;
 378         const char *path=argv[0];
 379 #endif
 380
 381         verbose = 0;
 382         debug = 0;
 383         cipher = 0;
 384
 385         bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
 386
 387         CRYPTO_set_locking_callback(lock_dbg_cb);
 388
 389         /* enable memory leak checking unless explicitly disabled */
 390         if (!((getenv("OPENSSL_DEBUG_MEMORY") != NULL) && (0 == strcmp(getenv("OPENSSL_DEBUG_MEMORY"), "off"))))
 391                 {
 392                 CRYPTO_malloc_debug_init();
 393                 CRYPTO_set_mem_debug_options(V_CRYPTO_MDEBUG_ALL);
 394                 }
 395         else
 396                 {
 397                 /* OPENSSL_DEBUG_MEMORY=off */
 398                 CRYPTO_set_mem_debug_functions(0, 0, 0, 0, 0);
 399                 }
 400         CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
 401
 402         RAND_seed(rnd_seed, sizeof rnd_seed);
 403
 404         bio_stdout=BIO_new_fp(stdout,BIO_NOCLOSE);
 405
 406         argc--;
 407         argv++;
 408
 409         while (argc >= 1)
 410                 {
 411                 if(!strcmp(*argv,"-F"))
 412                         {
 413 #ifdef OPENSSL_FIPS
 414                         fips_mode=1;
 415 #else
 416                         fprintf(stderr,"not compiled with FIPS support, so exitting without running.\n");
 417                         exit(0);
 418 #endif
 419                         }
 420                 else if (strcmp(*argv,"-server_auth") == 0)
 421                         server_auth=1;
 422                 else if (strcmp(*argv,"-client_auth") == 0)
 423                         client_auth=1;
 424                 else if (strcmp(*argv,"-v") == 0)
 425                         verbose=1;
 426                 else if (strcmp(*argv,"-d") == 0)
 427                         debug=1;
 428                 else if (strcmp(*argv,"-reuse") == 0)
 429                         reuse=1;
 430                 else if (strcmp(*argv,"-dhe1024") == 0)
 431                         {
 432 #ifndef OPENSSL_NO_DH
 433                         dhe1024=1;
 434 #else
 435                         fprintf(stderr,"ignoring -dhe1024, since I'm compiled without DH\n");
 436 #endif
 437                         }
 438                 else if (strcmp(*argv,"-dhe1024dsa") == 0)
 439                         {
 440 #ifndef OPENSSL_NO_DH
 441                         dhe1024dsa=1;
 442 #else
 443                         fprintf(stderr,"ignoring -dhe1024, since I'm compiled without DH\n");
 444 #endif
 445                         }
 446                 else if (strcmp(*argv,"-no_dhe") == 0)
 447                         no_dhe=1;
 448                 else if (strcmp(*argv,"-ssl2") == 0)
 449                         ssl2=1;
 450                 else if (strcmp(*argv,"-tls1") == 0)
 451                         tls1=1;
 452                 else if (strcmp(*argv,"-ssl3") == 0)
 453                         ssl3=1;
 454                 else if (strncmp(*argv,"-num",4) == 0)
 455                         {
 456                         if (--argc < 1) goto bad;
 457                         number= atoi(*(++argv));
 458                         if (number == 0) number=1;
 459                         }
 460                 else if (strcmp(*argv,"-bytes") == 0)
 461                         {
 462                         if (--argc < 1) goto bad;
 463                         bytes= atol(*(++argv));
 464                         if (bytes == 0L) bytes=1L;
 465                         i=strlen(argv[0]);
 466                         if (argv[0][i-1] == 'k') bytes*=1024L;
 467                         if (argv[0][i-1] == 'm') bytes*=1024L*1024L;
 468                         }
 469                 else if (strcmp(*argv,"-cert") == 0)
 470                         {
 471                         if (--argc < 1) goto bad;
 472                         server_cert= *(++argv);
 473                         }
 474                 else if (strcmp(*argv,"-s_cert") == 0)
 475                         {
 476                         if (--argc < 1) goto bad;
 477                         server_cert= *(++argv);
 478                         }
 479                 else if (strcmp(*argv,"-key") == 0)
 480                         {
 481                         if (--argc < 1) goto bad;
 482                         server_key= *(++argv);
 483                         }
 484                 else if (strcmp(*argv,"-s_key") == 0)
 485                         {
 486                         if (--argc < 1) goto bad;
 487                         server_key= *(++argv);
 488                         }
 489                 else if (strcmp(*argv,"-c_cert") == 0)
 490                         {
 491                         if (--argc < 1) goto bad;
 492                         client_cert= *(++argv);
 493                         }
 494                 else if (strcmp(*argv,"-c_key") == 0)
 495                         {
 496                         if (--argc < 1) goto bad;
 497                         client_key= *(++argv);
 498                         }
 499                 else if (strcmp(*argv,"-cipher") == 0)
 500                         {
 501                         if (--argc < 1) goto bad;
 502                         cipher= *(++argv);
 503                         }
 504                 else if (strcmp(*argv,"-CApath") == 0)
 505                         {
 506                         if (--argc < 1) goto bad;
 507                         CApath= *(++argv);
 508                         }
 509                 else if (strcmp(*argv,"-CAfile") == 0)
 510                         {
 511                         if (--argc < 1) goto bad;
 512                         CAfile= *(++argv);
 513                         }
 514                 else if (strcmp(*argv,"-bio_pair") == 0)
 515                         {
 516                         bio_pair = 1;
 517                         }
 518                 else if (strcmp(*argv,"-f") == 0)
 519                         {
 520                         force = 1;
 521                         }
 522                 else if (strcmp(*argv,"-time") == 0)
 523                         {
 524                         print_time = 1;
 525                         }
 526                 else if (strcmp(*argv,"-zlib") == 0)
 527                         {
 528                         comp = COMP_ZLIB;
 529                         }
 530                 else if (strcmp(*argv,"-rle") == 0)
 531                         {
 532                         comp = COMP_RLE;
 533                         }
 534                 else if (strcmp(*argv,"-app_verify") == 0)
 535                         {
 536                         app_verify = 1;
 537                         }
 538                 else
 539                         {
 540                         fprintf(stderr,"unknown option %s\n",*argv);
 541                         badop=1;
 542                         break;
 543                         }
 544                 argc--;
 545                 argv++;
 546                 }
 547         if (badop)
 548                 {
 549 bad:
 550                 sv_usage();
 551                 goto end;
 552                 }
 553
 554
 555         if (!ssl2 && !ssl3 && !tls1 && number > 1 && !reuse && !force)
 556                 {
 557                 fprintf(stderr, "This case cannot work.  Use -f to perform "
 558                         "the test anyway (and\n-d to see what happens), "
 559                         "or add one of -ssl2, -ssl3, -tls1, -reuse\n"
 560                         "to avoid protocol mismatch.\n");
 561                 EXIT(1);
 562                 }
 563
 564 #ifdef OPENSSL_FIPS
 565         if(fips_mode)
 566                 {
 567                 if(!FIPS_mode_set(1,path))
 568                         {
 569                         ERR_load_crypto_strings();
 570                         ERR_print_errors(BIO_new_fp(stderr,BIO_NOCLOSE));
 571                         exit(1);
 572                         }
 573                 else
 574                         fprintf(stderr,"*** IN FIPS MODE ***\n");
 575                 }
 576 #endif
 577
 578         if (print_time)
 579                 {
 580                 if (!bio_pair)
 581                         {
 582                         fprintf(stderr, "Using BIO pair (-bio_pair)\n");
 583                         bio_pair = 1;
 584                         }
 585                 if (number < 50 && !force)
 586                         fprintf(stderr, "Warning: For accurate timings, use more connections (e.g. -num 1000)\n");
 587                 }
 588
 589 /*      if (cipher == NULL) cipher=getenv("SSL_CIPHER"); */
 590
 591         SSL_library_init();
 592         SSL_load_error_strings();
 593
 594         if (comp == COMP_ZLIB) cm = COMP_zlib();
 595         if (comp == COMP_RLE) cm = COMP_rle();
 596         if (cm != NULL)
 597                 {
 598                 if (cm->type != NID_undef)
 599                         {
 600                         if (SSL_COMP_add_compression_method(comp, cm) != 0)
 601                                 {
 602                                 fprintf(stderr,
 603                                         "Failed to add compression method\n");
 604                                 ERR_print_errors_fp(stderr);
 605                                 }
 606                         }
 607                 else
 608                         {
 609                         fprintf(stderr,
 610                                 "Warning: %s compression not supported\n",
 611                                 (comp == COMP_RLE ? "rle" :
 612                                         (comp == COMP_ZLIB ? "zlib" :
 613                                                 "unknown")));
 614                         ERR_print_errors_fp(stderr);
 615                         }
 616                 }
 617
 618 #if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
 619         if (ssl2)
 620                 meth=SSLv2_method();
 621         else
 622         if (tls1)
 623                 meth=TLSv1_method();
 624         else
 625         if (ssl3)
 626                 meth=SSLv3_method();
 627         else
 628                 meth=SSLv23_method();
 629 #else
 630 #ifdef OPENSSL_NO_SSL2
 631         meth=SSLv3_method();
 632 #else
 633         meth=SSLv2_method();
 634 #endif
 635 #endif
 636
 637         c_ctx=SSL_CTX_new(meth);
 638         s_ctx=SSL_CTX_new(meth);
 639         if ((c_ctx == NULL) || (s_ctx == NULL))
 640                 {
 641                 ERR_print_errors(bio_err);
 642                 goto end;
 643                 }
 644
 645         if (cipher != NULL)
 646                 {
 647                 SSL_CTX_set_cipher_list(c_ctx,cipher);
 648                 SSL_CTX_set_cipher_list(s_ctx,cipher);
 649                 }
 650
 651 #ifndef OPENSSL_NO_DH
 652         if (!no_dhe)
 653                 {
 654                 if (dhe1024dsa)
 655                         {
 656                         /* use SSL_OP_SINGLE_DH_USE to avoid small subgroup attacks */
 657                         SSL_CTX_set_options(s_ctx, SSL_OP_SINGLE_DH_USE);
 658                         dh=get_dh1024dsa();
 659                         }
 660                 else if (dhe1024)
 661                         dh=get_dh1024();
 662                 else
 663                         dh=get_dh512();
 664                 SSL_CTX_set_tmp_dh(s_ctx,dh);
 665                 DH_free(dh);
 666                 }
 667 #else
 668         (void)no_dhe;
 669 #endif
 670
 671 #ifndef OPENSSL_NO_RSA
 672         SSL_CTX_set_tmp_rsa_callback(s_ctx,tmp_rsa_cb);
 673 #endif
 674
 675         if (!SSL_CTX_use_certificate_file(s_ctx,server_cert,SSL_FILETYPE_PEM))
 676                 {
 677                 ERR_print_errors(bio_err);
 678                 }
 679         else if (!SSL_CTX_use_PrivateKey_file(s_ctx,
 680                 (server_key?server_key:server_cert), SSL_FILETYPE_PEM))
 681                 {
 682                 ERR_print_errors(bio_err);
 683                 goto end;
 684                 }
 685
 686         if (client_auth)
 687                 {
 688                 SSL_CTX_use_certificate_file(c_ctx,client_cert,
 689                         SSL_FILETYPE_PEM);
 690                 SSL_CTX_use_PrivateKey_file(c_ctx,
 691                         (client_key?client_key:client_cert),
 692                         SSL_FILETYPE_PEM);
 693                 }
 694
 695         if (    (!SSL_CTX_load_verify_locations(s_ctx,CAfile,CApath)) ||
 696                 (!SSL_CTX_set_default_verify_paths(s_ctx)) ||
 697                 (!SSL_CTX_load_verify_locations(c_ctx,CAfile,CApath)) ||
 698                 (!SSL_CTX_set_default_verify_paths(c_ctx)))
 699                 {
 700                 /* fprintf(stderr,"SSL_load_verify_locations\n"); */
 701                 ERR_print_errors(bio_err);
 702                 /* goto end; */
 703                 }
 704
 705         if (client_auth)
 706                 {
 707                 BIO_printf(bio_err,"client authentication\n");
 708                 SSL_CTX_set_verify(s_ctx,
 709                         SSL_VERIFY_PEER|SSL_VERIFY_FAIL_IF_NO_PEER_CERT,
 710                         verify_callback);
 711                 if (app_verify)
 712                         {
 713                         SSL_CTX_set_cert_verify_callback(s_ctx, app_verify_callback, app_verify_arg);
 714                         }
 715                 }
 716         if (server_auth)
 717                 {
 718                 BIO_printf(bio_err,"server authentication\n");
 719                 SSL_CTX_set_verify(c_ctx,SSL_VERIFY_PEER,
 720                         verify_callback);
 721                 if (app_verify)
 722                         {
 723                         SSL_CTX_set_cert_verify_callback(s_ctx, app_verify_callback, app_verify_arg);
 724                         }
 725                 }
 726
 727         {
 728                 int session_id_context = 0;
 729                 SSL_CTX_set_session_id_context(s_ctx, (void *)&session_id_context, sizeof session_id_context);
 730         }
 731
 732         c_ssl=SSL_new(c_ctx);
 733         s_ssl=SSL_new(s_ctx);
 734
 735 #ifndef OPENSSL_NO_KRB5
 736         if (c_ssl  &&  c_ssl->kssl_ctx)
 737                 {
 738                 char    localhost[MAXHOSTNAMELEN+2];
 739
 740                 if (gethostname(localhost, sizeof localhost-1) == 0)
 741                         {
 742                         localhost[sizeof localhost-1]='\0';
 743                         if(strlen(localhost) == sizeof localhost-1)
 744                                 {
 745                                 BIO_printf(bio_err,"localhost name too long\n");
 746                                 goto end;
 747                                 }
 748                         kssl_ctx_setstring(c_ssl->kssl_ctx, KSSL_SERVER,
 749                                 localhost);
 750                         }
 751                 }
 752 #endif    /* OPENSSL_NO_KRB5  */
 753
 754         for (i=0; i<number; i++)
 755                 {
 756                 if (!reuse) SSL_set_session(c_ssl,NULL);
 757                 if (bio_pair)
 758                         ret=doit_biopair(s_ssl,c_ssl,bytes,&s_time,&c_time);
 759                 else
 760                         ret=doit(s_ssl,c_ssl,bytes);
 761                 }
 762
 763         if (!verbose)
 764                 {
 765                 print_details(c_ssl, "");
 766                 }
 767         if ((number > 1) || (bytes > 1L))
 768                 BIO_printf(bio_stdout, "%d handshakes of %ld bytes done\n",number,bytes);
 769         if (print_time)
 770                 {
 771 #ifdef CLOCKS_PER_SEC
 772                 /* "To determine the time in seconds, the value returned
 773                  * by the clock function should be divided by the value
 774                  * of the macro CLOCKS_PER_SEC."
 775                  *                                       -- ISO/IEC 9899 */
 776                 BIO_printf(bio_stdout, "Approximate total server time: %6.2f s\n"
 777                         "Approximate total client time: %6.2f s\n",
 778                         (double)s_time/CLOCKS_PER_SEC,
 779                         (double)c_time/CLOCKS_PER_SEC);
 780 #else
 781                 /* "`CLOCKS_PER_SEC' undeclared (first use this function)"
 782                  *                            -- cc on NeXTstep/OpenStep */
 783                 BIO_printf(bio_stdout,
 784                         "Approximate total server time: %6.2f units\n"
 785                         "Approximate total client time: %6.2f units\n",
 786                         (double)s_time,
 787                         (double)c_time);
 788 #endif
 789                 }
 790
 791         SSL_free(s_ssl);
 792         SSL_free(c_ssl);
 793
 794 end:
 795         if (s_ctx != NULL) SSL_CTX_free(s_ctx);
 796         if (c_ctx != NULL) SSL_CTX_free(c_ctx);
 797
 798         if (bio_stdout != NULL) BIO_free(bio_stdout);
 799
 800 #ifndef OPENSSL_NO_RSA
 801         free_tmp_rsa();
 802 #endif
 803 #ifndef OPENSSL_NO_ENGINE
 804         ENGINE_cleanup();
 805 #endif
 806         CRYPTO_cleanup_all_ex_data();
 807         ERR_free_strings();
 808         ERR_remove_state(0);
 809         EVP_cleanup();
 810         CRYPTO_mem_leaks(bio_err);
 811         if (bio_err != NULL) BIO_free(bio_err);
 812         EXIT(ret);
 813         }
 814
 815 int doit_biopair(SSL *s_ssl, SSL *c_ssl, long count,
 816         clock_t *s_time, clock_t *c_time)
 817         {
 818         long cw_num = count, cr_num = count, sw_num = count, sr_num = count;
 819         BIO *s_ssl_bio = NULL, *c_ssl_bio = NULL;
 820         BIO *server = NULL, *server_io = NULL, *client = NULL, *client_io = NULL;
 821         int ret = 1;
 822
 823         size_t bufsiz = 256; /* small buffer for testing */
 824
 825         if (!BIO_new_bio_pair(&server, bufsiz, &server_io, bufsiz))
 826                 goto err;
 827         if (!BIO_new_bio_pair(&client, bufsiz, &client_io, bufsiz))
 828                 goto err;
 829
 830         s_ssl_bio = BIO_new(BIO_f_ssl());
 831         if (!s_ssl_bio)
 832                 goto err;
 833
 834         c_ssl_bio = BIO_new(BIO_f_ssl());
 835         if (!c_ssl_bio)
 836                 goto err;
 837
 838         SSL_set_connect_state(c_ssl);
 839         SSL_set_bio(c_ssl, client, client);
 840         (void)BIO_set_ssl(c_ssl_bio, c_ssl, BIO_NOCLOSE);
 841
 842         SSL_set_accept_state(s_ssl);
 843         SSL_set_bio(s_ssl, server, server);
 844         (void)BIO_set_ssl(s_ssl_bio, s_ssl, BIO_NOCLOSE);
 845
 846         do
 847                 {
 848                 /* c_ssl_bio:          SSL filter BIO
 849                  *
 850                  * client:             pseudo-I/O for SSL library
 851                  *
 852                  * client_io:          client's SSL communication; usually to be
 853                  *                     relayed over some I/O facility, but in this
 854                  *                     test program, we're the server, too:
 855                  *
 856                  * server_io:          server's SSL communication
 857                  *
 858                  * server:             pseudo-I/O for SSL library
 859                  *
 860                  * s_ssl_bio:          SSL filter BIO
 861                  *
 862                  * The client and the server each employ a "BIO pair":
 863                  * client + client_io, server + server_io.
 864                  * BIO pairs are symmetric.  A BIO pair behaves similar
 865                  * to a non-blocking socketpair (but both endpoints must
 866                  * be handled by the same thread).
 867                  * [Here we could connect client and server to the ends
 868                  * of a single BIO pair, but then this code would be less
 869                  * suitable as an example for BIO pairs in general.]
 870                  *
 871                  * Useful functions for querying the state of BIO pair endpoints:
 872                  *
 873                  * BIO_ctrl_pending(bio)              number of bytes we can read now
 874                  * BIO_ctrl_get_read_request(bio)     number of bytes needed to fulfil
 875                  *                                      other side's read attempt
 876                  * BIO_ctrl_get_write_guarantee(bio)   number of bytes we can write now
 877                  *
 878                  * ..._read_request is never more than ..._write_guarantee;
 879                  * it depends on the application which one you should use.
 880                  */
 881
 882                 /* We have non-blocking behaviour throughout this test program, but
 883                  * can be sure that there is *some* progress in each iteration; so
 884                  * we don't have to worry about ..._SHOULD_READ or ..._SHOULD_WRITE
 885                  * -- we just try everything in each iteration
 886                  */
 887
 888                         {
 889                         /* CLIENT */
 890
 891                         MS_STATIC char cbuf[1024*8];
 892                         int i, r;
 893                         clock_t c_clock = clock();
 894
 895                         memset(cbuf, 0, sizeof(cbuf));
 896
 897                         if (debug)
 898                                 if (SSL_in_init(c_ssl))
 899                                         printf("client waiting in SSL_connect - %s\n",
 900                                                 SSL_state_string_long(c_ssl));
 901
 902                         if (cw_num > 0)
 903                                 {
 904                                 /* Write to server. */
 905
 906                                 if (cw_num > (long)sizeof cbuf)
 907                                         i = sizeof cbuf;
 908                                 else
 909                                         i = (int)cw_num;
 910                                 r = BIO_write(c_ssl_bio, cbuf, i);
 911                                 if (r < 0)
 912                                         {
 913                                         if (!BIO_should_retry(c_ssl_bio))
 914                                                 {
 915                                                 fprintf(stderr,"ERROR in CLIENT\n");
 916                                                 goto err;
 917                                                 }
 918                                         /* BIO_should_retry(...) can just be ignored here.
 919                                          * The library expects us to call BIO_write with
 920                                          * the same arguments again, and that's what we will
 921                                          * do in the next iteration. */
 922                                         }
 923                                 else if (r == 0)
 924                                         {
 925                                         fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
 926                                         goto err;
 927                                         }
 928                                 else
 929                                         {
 930                                         if (debug)
 931                                                 printf("client wrote %d\n", r);
 932                                         cw_num -= r;
 933                                         }
 934                                 }
 935
 936                         if (cr_num > 0)
 937                                 {
 938                                 /* Read from server. */
 939
 940                                 r = BIO_read(c_ssl_bio, cbuf, sizeof(cbuf));
 941                                 if (r < 0)
 942                                         {
 943                                         if (!BIO_should_retry(c_ssl_bio))
 944                                                 {
 945                                                 fprintf(stderr,"ERROR in CLIENT\n");
 946                                                 goto err;
 947                                                 }
 948                                         /* Again, "BIO_should_retry" can be ignored. */
 949                                         }
 950                                 else if (r == 0)
 951                                         {
 952                                         fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
 953                                         goto err;
 954                                         }
 955                                 else
 956                                         {
 957                                         if (debug)
 958                                                 printf("client read %d\n", r);
 959                                         cr_num -= r;
 960                                         }
 961                                 }
 962
 963                         /* c_time and s_time increments will typically be very small
 964                          * (depending on machine speed and clock tick intervals),
 965                          * but sampling over a large number of connections should
 966                          * result in fairly accurate figures.  We cannot guarantee
 967                          * a lot, however -- if each connection lasts for exactly
 968                          * one clock tick, it will be counted only for the client
 969                          * or only for the server or even not at all.
 970                          */
 971                         *c_time += (clock() - c_clock);
 972                         }
 973
 974                         {
 975                         /* SERVER */
 976
 977                         MS_STATIC char sbuf[1024*8];
 978                         int i, r;
 979                         clock_t s_clock = clock();
 980
 981                         memset(sbuf, 0, sizeof(sbuf));
 982
 983                         if (debug)
 984                                 if (SSL_in_init(s_ssl))
 985                                         printf("server waiting in SSL_accept - %s\n",
 986                                                 SSL_state_string_long(s_ssl));
 987
 988                         if (sw_num > 0)
 989                                 {
 990                                 /* Write to client. */
 991
 992                                 if (sw_num > (long)sizeof sbuf)
 993                                         i = sizeof sbuf;
 994                                 else
 995                                         i = (int)sw_num;
 996                                 r = BIO_write(s_ssl_bio, sbuf, i);
 997                                 if (r < 0)
 998                                         {
 999                                         if (!BIO_should_retry(s_ssl_bio))
1000                                                 {
1001                                                 fprintf(stderr,"ERROR in SERVER\n");
1002                                                 goto err;
1003                                                 }
1004                                         /* Ignore "BIO_should_retry". */
1005                                         }
1006                                 else if (r == 0)
1007                                         {
1008                                         fprintf(stderr,"SSL SERVER STARTUP FAILED\n");
1009                                         goto err;
1010                                         }
1011                                 else
1012                                         {
1013                                         if (debug)
1014                                                 printf("server wrote %d\n", r);
1015                                         sw_num -= r;
1016                                         }
1017                                 }
1018
1019                         if (sr_num > 0)
1020                                 {
1021                                 /* Read from client. */
1022
1023                                 r = BIO_read(s_ssl_bio, sbuf, sizeof(sbuf));
1024                                 if (r < 0)
1025                                         {
1026                                         if (!BIO_should_retry(s_ssl_bio))
1027                                                 {
1028                                                 fprintf(stderr,"ERROR in SERVER\n");
1029                                                 goto err;
1030                                                 }
1031                                         /* blah, blah */
1032                                         }
1033                                 else if (r == 0)
1034                                         {
1035                                         fprintf(stderr,"SSL SERVER STARTUP FAILED\n");
1036                                         goto err;
1037                                         }
1038                                 else
1039                                         {
1040                                         if (debug)
1041                                                 printf("server read %d\n", r);
1042                                         sr_num -= r;
1043                                         }
1044                                 }
1045
1046                         *s_time += (clock() - s_clock);
1047                         }
1048
1049                         {
1050                         /* "I/O" BETWEEN CLIENT AND SERVER. */
1051
1052                         size_t r1, r2;
1053                         BIO *io1 = server_io, *io2 = client_io;
1054                         /* we use the non-copying interface for io1
1055                          * and the standard BIO_write/BIO_read interface for io2
1056                          */
1057
1058                         static int prev_progress = 1;
1059                         int progress = 0;
1060
1061                         /* io1 to io2 */
1062                         do
1063                                 {
1064                                 size_t num;
1065                                 int r;
1066
1067                                 r1 = BIO_ctrl_pending(io1);
1068                                 r2 = BIO_ctrl_get_write_guarantee(io2);
1069
1070                                 num = r1;
1071                                 if (r2 < num)
1072                                         num = r2;
1073                                 if (num)
1074                                         {
1075                                         char *dataptr;
1076
1077                                         if (INT_MAX < num) /* yeah, right */
1078                                                 num = INT_MAX;
1079
1080                                         r = BIO_nread(io1, &dataptr, (int)num);
1081                                         assert(r > 0);
1082                                         assert(r <= (int)num);
1083                                         /* possibly r < num (non-contiguous data) */
1084                                         num = r;
1085                                         r = BIO_write(io2, dataptr, (int)num);
1086                                         if (r != (int)num) /* can't happen */
1087                                                 {
1088                                                 fprintf(stderr, "ERROR: BIO_write could not write "
1089                                                         "BIO_ctrl_get_write_guarantee() bytes");
1090                                                 goto err;
1091                                                 }
1092                                         progress = 1;
1093
1094                                         if (debug)
1095                                                 printf((io1 == client_io) ?
1096                                                         "C->S relaying: %d bytes\n" :
1097                                                         "S->C relaying: %d bytes\n",
1098                                                         (int)num);
1099                                         }
1100                                 }
1101                         while (r1 && r2);
1102
1103                         /* io2 to io1 */
1104                         {
1105                                 size_t num;
1106                                 int r;
1107
1108                                 r1 = BIO_ctrl_pending(io2);
1109                                 r2 = BIO_ctrl_get_read_request(io1);
1110                                 /* here we could use ..._get_write_guarantee instead of
1111                                  * ..._get_read_request, but by using the latter
1112                                  * we test restartability of the SSL implementation
1113                                  * more thoroughly */
1114                                 num = r1;
1115                                 if (r2 < num)
1116                                         num = r2;
1117                                 if (num)
1118                                         {
1119                                         char *dataptr;
1120
1121                                         if (INT_MAX < num)
1122                                                 num = INT_MAX;
1123
1124                                         if (num > 1)
1125                                                 --num; /* test restartability even more thoroughly */
1126
1127                                         r = BIO_nwrite0(io1, &dataptr);
1128                                         assert(r > 0);
1129                                         if (r < (int)num)
1130                                                 num = r;
1131                                         r = BIO_read(io2, dataptr, (int)num);
1132                                         if (r != (int)num) /* can't happen */
1133                                                 {
1134                                                 fprintf(stderr, "ERROR: BIO_read could not read "
1135                                                         "BIO_ctrl_pending() bytes");
1136                                                 goto err;
1137                                                 }
1138                                         progress = 1;
1139                                         r = BIO_nwrite(io1, &dataptr, (int)num);
1140                                         if (r != (int)num) /* can't happen */
1141                                                 {
1142                                                 fprintf(stderr, "ERROR: BIO_nwrite() did not accept "
1143                                                         "BIO_nwrite0() bytes");
1144                                                 goto err;
1145                                                 }
1146
1147                                         if (debug)
1148                                                 printf((io2 == client_io) ?
1149                                                         "C->S relaying: %d bytes\n" :
1150                                                         "S->C relaying: %d bytes\n",
1151                                                         (int)num);
1152                                         }
1153                         } /* no loop, BIO_ctrl_get_read_request now returns 0 anyway */
1154
1155                         if (!progress && !prev_progress)
1156                                 if (cw_num > 0 || cr_num > 0 || sw_num > 0 || sr_num > 0)
1157                                         {
1158                                         fprintf(stderr, "ERROR: got stuck\n");
1159                                         if (strcmp("SSLv2", SSL_get_version(c_ssl)) == 0)
1160                                                 {
1161                                                 fprintf(stderr, "This can happen for SSL2 because "
1162                                                         "CLIENT-FINISHED and SERVER-VERIFY are written \n"
1163                                                         "concurrently ...");
1164                                                 if (strncmp("2SCF", SSL_state_string(c_ssl), 4) == 0
1165                                                         && strncmp("2SSV", SSL_state_string(s_ssl), 4) == 0)
1166                                                         {
1167                                                         fprintf(stderr, " ok.\n");
1168                                                         goto end;
1169                                                         }
1170                                                 }
1171                                         fprintf(stderr, " ERROR.\n");
1172                                         goto err;
1173                                         }
1174                         prev_progress = progress;
1175                         }
1176                 }
1177         while (cw_num > 0 || cr_num > 0 || sw_num > 0 || sr_num > 0);
1178
1179         if (verbose)
1180                 print_details(c_ssl, "DONE via BIO pair: ");
1181 end:
1182         ret = 0;
1183
1184  err:
1185         ERR_print_errors(bio_err);
1186
1187         if (server)
1188                 BIO_free(server);
1189         if (server_io)
1190                 BIO_free(server_io);
1191         if (client)
1192                 BIO_free(client);
1193         if (client_io)
1194                 BIO_free(client_io);
1195         if (s_ssl_bio)
1196                 BIO_free(s_ssl_bio);
1197         if (c_ssl_bio)
1198                 BIO_free(c_ssl_bio);
1199
1200         return ret;
1201         }
1202
1203
1204 #define W_READ  1
1205 #define W_WRITE 2
1206 #define C_DONE  1
1207 #define S_DONE  2
1208
1209 int doit(SSL *s_ssl, SSL *c_ssl, long count)
1210         {
1211         MS_STATIC char cbuf[1024*8],sbuf[1024*8];
1212         long cw_num=count,cr_num=count;
1213         long sw_num=count,sr_num=count;
1214         int ret=1;
1215         BIO *c_to_s=NULL;
1216         BIO *s_to_c=NULL;
1217         BIO *c_bio=NULL;
1218         BIO *s_bio=NULL;
1219         int c_r,c_w,s_r,s_w;
1220         int c_want,s_want;
1221         int i,j;
1222         int done=0;
1223         int c_write,s_write;
1224         int do_server=0,do_client=0;
1225
1226         memset(cbuf,0,sizeof(cbuf));
1227         memset(sbuf,0,sizeof(sbuf));
1228
1229         c_to_s=BIO_new(BIO_s_mem());
1230         s_to_c=BIO_new(BIO_s_mem());
1231         if ((s_to_c == NULL) || (c_to_s == NULL))
1232                 {
1233                 ERR_print_errors(bio_err);
1234                 goto err;
1235                 }
1236
1237         c_bio=BIO_new(BIO_f_ssl());
1238         s_bio=BIO_new(BIO_f_ssl());
1239         if ((c_bio == NULL) || (s_bio == NULL))
1240                 {
1241                 ERR_print_errors(bio_err);
1242                 goto err;
1243                 }
1244
1245         SSL_set_connect_state(c_ssl);
1246         SSL_set_bio(c_ssl,s_to_c,c_to_s);
1247         BIO_set_ssl(c_bio,c_ssl,BIO_NOCLOSE);
1248
1249         SSL_set_accept_state(s_ssl);
1250         SSL_set_bio(s_ssl,c_to_s,s_to_c);
1251         BIO_set_ssl(s_bio,s_ssl,BIO_NOCLOSE);
1252
1253         c_r=0; s_r=1;
1254         c_w=1; s_w=0;
1255         c_want=W_WRITE;
1256         s_want=0;
1257         c_write=1,s_write=0;
1258
1259         /* We can always do writes */
1260         for (;;)
1261                 {
1262                 do_server=0;
1263                 do_client=0;
1264
1265                 i=(int)BIO_pending(s_bio);
1266                 if ((i && s_r) || s_w) do_server=1;
1267
1268                 i=(int)BIO_pending(c_bio);
1269                 if ((i && c_r) || c_w) do_client=1;
1270
1271                 if (do_server && debug)
1272                         {
1273                         if (SSL_in_init(s_ssl))
1274                                 printf("server waiting in SSL_accept - %s\n",
1275                                         SSL_state_string_long(s_ssl));
1276 /*                      else if (s_write)
1277                                 printf("server:SSL_write()\n");
1278                         else
1279                                 printf("server:SSL_read()\n"); */
1280                         }
1281
1282                 if (do_client && debug)
1283                         {
1284                         if (SSL_in_init(c_ssl))
1285                                 printf("client waiting in SSL_connect - %s\n",
1286                                         SSL_state_string_long(c_ssl));
1287 /*                      else if (c_write)
1288                                 printf("client:SSL_write()\n");
1289                         else
1290                                 printf("client:SSL_read()\n"); */
1291                         }
1292
1293                 if (!do_client && !do_server)
1294                         {
1295                         fprintf(stdout,"ERROR IN STARTUP\n");
1296                         ERR_print_errors(bio_err);
1297                         break;
1298                         }
1299                 if (do_client && !(done & C_DONE))
1300                         {
1301                         if (c_write)
1302                                 {
1303                                 j=(cw_num > (long)sizeof(cbuf))
1304                                         ?sizeof(cbuf):(int)cw_num;
1305                                 i=BIO_write(c_bio,cbuf,j);
1306                                 if (i < 0)
1307                                         {
1308                                         c_r=0;
1309                                         c_w=0;
1310                                         if (BIO_should_retry(c_bio))
1311                                                 {
1312                                                 if (BIO_should_read(c_bio))
1313                                                         c_r=1;
1314                                                 if (BIO_should_write(c_bio))
1315                                                         c_w=1;
1316                                                 }
1317                                         else
1318                                                 {
1319                                                 fprintf(stderr,"ERROR in CLIENT\n");
1320                                                 ERR_print_errors(bio_err);
1321                                                 goto err;
1322                                                 }
1323                                         }
1324                                 else if (i == 0)
1325                                         {
1326                                         fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
1327                                         goto err;
1328                                         }
1329                                 else
1330                                         {
1331                                         if (debug)
1332                                                 printf("client wrote %d\n",i);
1333                                         /* ok */
1334                                         s_r=1;
1335                                         c_write=0;
1336                                         cw_num-=i;
1337                                         }
1338                                 }
1339                         else
1340                                 {
1341                                 i=BIO_read(c_bio,cbuf,sizeof(cbuf));
1342                                 if (i < 0)
1343                                         {
1344                                         c_r=0;
1345                                         c_w=0;
1346                                         if (BIO_should_retry(c_bio))
1347                                                 {
1348                                                 if (BIO_should_read(c_bio))
1349                                                         c_r=1;
1350                                                 if (BIO_should_write(c_bio))
1351                                                         c_w=1;
1352                                                 }
1353                                         else
1354                                                 {
1355                                                 fprintf(stderr,"ERROR in CLIENT\n");
1356                                                 ERR_print_errors(bio_err);
1357                                                 goto err;
1358                                                 }
1359                                         }
1360                                 else if (i == 0)
1361                                         {
1362                                         fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
1363                                         goto err;
1364                                         }
1365                                 else
1366                                         {
1367                                         if (debug)
1368                                                 printf("client read %d\n",i);
1369                                         cr_num-=i;
1370                                         if (sw_num > 0)
1371                                                 {
1372                                                 s_write=1;
1373                                                 s_w=1;
1374                                                 }
1375                                         if (cr_num <= 0)
1376                                                 {
1377                                                 s_write=1;
1378                                                 s_w=1;
1379                                                 done=S_DONE|C_DONE;
1380                                                 }
1381                                         }
1382                                 }
1383                         }
1384
1385                 if (do_server && !(done & S_DONE))
1386                         {
1387                         if (!s_write)
1388                                 {
1389                                 i=BIO_read(s_bio,sbuf,sizeof(cbuf));
1390                                 if (i < 0)
1391                                         {
1392                                         s_r=0;
1393                                         s_w=0;
1394                                         if (BIO_should_retry(s_bio))
1395                                                 {
1396                                                 if (BIO_should_read(s_bio))
1397                                                         s_r=1;
1398                                                 if (BIO_should_write(s_bio))
1399                                                         s_w=1;
1400                                                 }
1401                                         else
1402                                                 {
1403                                                 fprintf(stderr,"ERROR in SERVER\n");
1404                                                 ERR_print_errors(bio_err);
1405                                                 goto err;
1406                                                 }
1407                                         }
1408                                 else if (i == 0)
1409                                         {
1410                                         ERR_print_errors(bio_err);
1411                                         fprintf(stderr,"SSL SERVER STARTUP FAILED in SSL_read\n");
1412                                         goto err;
1413                                         }
1414                                 else
1415                                         {
1416                                         if (debug)
1417                                                 printf("server read %d\n",i);
1418                                         sr_num-=i;
1419                                         if (cw_num > 0)
1420                                                 {
1421                                                 c_write=1;
1422                                                 c_w=1;
1423                                                 }
1424                                         if (sr_num <= 0)
1425                                                 {
1426                                                 s_write=1;
1427                                                 s_w=1;
1428                                                 c_write=0;
1429                                                 }
1430                                         }
1431                                 }
1432                         else
1433                                 {
1434                                 j=(sw_num > (long)sizeof(sbuf))?
1435                                         sizeof(sbuf):(int)sw_num;
1436                                 i=BIO_write(s_bio,sbuf,j);
1437                                 if (i < 0)
1438                                         {
1439                                         s_r=0;
1440                                         s_w=0;
1441                                         if (BIO_should_retry(s_bio))
1442                                                 {
1443                                                 if (BIO_should_read(s_bio))
1444                                                         s_r=1;
1445                                                 if (BIO_should_write(s_bio))
1446                                                         s_w=1;
1447                                                 }
1448                                         else
1449                                                 {
1450                                                 fprintf(stderr,"ERROR in SERVER\n");
1451                                                 ERR_print_errors(bio_err);
1452                                                 goto err;
1453                                                 }
1454                                         }
1455                                 else if (i == 0)
1456                                         {
1457                                         ERR_print_errors(bio_err);
1458                                         fprintf(stderr,"SSL SERVER STARTUP FAILED in SSL_write\n");
1459                                         goto err;
1460                                         }
1461                                 else
1462                                         {
1463                                         if (debug)
1464                                                 printf("server wrote %d\n",i);
1465                                         sw_num-=i;
1466                                         s_write=0;
1467                                         c_r=1;
1468                                         if (sw_num <= 0)
1469                                                 done|=S_DONE;
1470                                         }
1471                                 }
1472                         }
1473
1474                 if ((done & S_DONE) && (done & C_DONE)) break;
1475                 }
1476
1477         if (verbose)
1478                 print_details(c_ssl, "DONE: ");
1479         ret=0;
1480 err:
1481         /* We have to set the BIO's to NULL otherwise they will be
1482          * OPENSSL_free()ed twice.  Once when th s_ssl is SSL_free()ed and
1483          * again when c_ssl is SSL_free()ed.
1484          * This is a hack required because s_ssl and c_ssl are sharing the same
1485          * BIO structure and SSL_set_bio() and SSL_free() automatically
1486          * BIO_free non NULL entries.
1487          * You should not normally do this or be required to do this */
1488         if (s_ssl != NULL)
1489                 {
1490                 s_ssl->rbio=NULL;
1491                 s_ssl->wbio=NULL;
1492                 }
1493         if (c_ssl != NULL)
1494                 {
1495                 c_ssl->rbio=NULL;
1496                 c_ssl->wbio=NULL;
1497                 }
1498
1499         if (c_to_s != NULL) BIO_free(c_to_s);
1500         if (s_to_c != NULL) BIO_free(s_to_c);
1501         if (c_bio != NULL) BIO_free_all(c_bio);
1502         if (s_bio != NULL) BIO_free_all(s_bio);
1503         return(ret);
1504         }
1505
1506 static int MS_CALLBACK verify_callback(int ok, X509_STORE_CTX *ctx)
1507         {
1508         char *s,buf[256];
1509
1510         s=X509_NAME_oneline(X509_get_subject_name(ctx->current_cert),buf,
1511                             sizeof buf);
1512         if (s != NULL)
1513                 {
1514                 if (ok)
1515                         fprintf(stderr,"depth=%d %s\n",ctx->error_depth,buf);
1516                 else
1517                         fprintf(stderr,"depth=%d error=%d %s\n",
1518                                 ctx->error_depth,ctx->error,buf);
1519                 }
1520
1521         if (ok == 0)
1522                 {
1523                 switch (ctx->error)
1524                         {
1525                 case X509_V_ERR_CERT_NOT_YET_VALID:
1526                 case X509_V_ERR_CERT_HAS_EXPIRED:
1527                 case X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT:
1528                         ok=1;
1529                         }
1530                 }
1531
1532         return(ok);
1533         }
1534
1535 static int MS_CALLBACK app_verify_callback(X509_STORE_CTX *ctx, void *arg)
1536         {
1537         char *s = NULL,buf[256];
1538         int ok=1;
1539
1540         fprintf(stderr, "In app_verify_callback, allowing cert. ");
1541         fprintf(stderr, "Arg is: %s\n", (char *)arg);
1542         fprintf(stderr, "Finished printing do we have a context? 0x%x a cert? 0x%x\n",
1543                         (unsigned int)ctx, (unsigned int)ctx->cert);
1544         if (ctx->cert)
1545                 s=X509_NAME_oneline(X509_get_subject_name(ctx->cert),buf,256);
1546         if (s != NULL)
1547                 {
1548                         fprintf(stderr,"cert depth=%d %s\n",ctx->error_depth,buf);
1549                 }
1550
1551         return(ok);
1552         }
1553
1554 #ifndef OPENSSL_NO_RSA
1555 static RSA *rsa_tmp=NULL;
1556
1557 static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength)
1558         {
1559         if (rsa_tmp == NULL)
1560                 {
1561                 BIO_printf(bio_err,"Generating temp (%d bit) RSA key...",keylength);
1562                 (void)BIO_flush(bio_err);
1563                 rsa_tmp=RSA_generate_key(keylength,RSA_F4,NULL,NULL);
1564                 BIO_printf(bio_err,"\n");
1565                 (void)BIO_flush(bio_err);
1566                 }
1567         return(rsa_tmp);
1568         }
1569
1570 static void free_tmp_rsa(void)
1571         {
1572         if (rsa_tmp != NULL)
1573                 {
1574                 RSA_free(rsa_tmp);
1575                 rsa_tmp = NULL;
1576                 }
1577         }
1578 #endif
1579
1580 #ifndef OPENSSL_NO_DH
1581 /* These DH parameters have been generated as follows:
1582  *    $ openssl dhparam -C -noout 512
1583  *    $ openssl dhparam -C -noout 1024
1584  *    $ openssl dhparam -C -noout -dsaparam 1024
1585  * (The third function has been renamed to avoid name conflicts.)
1586  */
1587 static DH *get_dh512()
1588         {
1589         static unsigned char dh512_p[]={
1590                 0xCB,0xC8,0xE1,0x86,0xD0,0x1F,0x94,0x17,0xA6,0x99,0xF0,0xC6,
1591                 0x1F,0x0D,0xAC,0xB6,0x25,0x3E,0x06,0x39,0xCA,0x72,0x04,0xB0,
1592                 0x6E,0xDA,0xC0,0x61,0xE6,0x7A,0x77,0x25,0xE8,0x3B,0xB9,0x5F,
1593                 0x9A,0xB6,0xB5,0xFE,0x99,0x0B,0xA1,0x93,0x4E,0x35,0x33,0xB8,
1594                 0xE1,0xF1,0x13,0x4F,0x59,0x1A,0xD2,0x57,0xC0,0x26,0x21,0x33,
1595                 0x02,0xC5,0xAE,0x23,
1596                 };
1597         static unsigned char dh512_g[]={
1598                 0x02,
1599                 };
1600         DH *dh;
1601
1602         if ((dh=DH_new()) == NULL) return(NULL);
1603         dh->p=BN_bin2bn(dh512_p,sizeof(dh512_p),NULL);
1604         dh->g=BN_bin2bn(dh512_g,sizeof(dh512_g),NULL);
1605         if ((dh->p == NULL) || (dh->g == NULL))
1606                 { DH_free(dh); return(NULL); }
1607         return(dh);
1608         }
1609
1610 static DH *get_dh1024()
1611         {
1612         static unsigned char dh1024_p[]={
1613                 0xF8,0x81,0x89,0x7D,0x14,0x24,0xC5,0xD1,0xE6,0xF7,0xBF,0x3A,
1614                 0xE4,0x90,0xF4,0xFC,0x73,0xFB,0x34,0xB5,0xFA,0x4C,0x56,0xA2,
1615                 0xEA,0xA7,0xE9,0xC0,0xC0,0xCE,0x89,0xE1,0xFA,0x63,0x3F,0xB0,
1616                 0x6B,0x32,0x66,0xF1,0xD1,0x7B,0xB0,0x00,0x8F,0xCA,0x87,0xC2,
1617                 0xAE,0x98,0x89,0x26,0x17,0xC2,0x05,0xD2,0xEC,0x08,0xD0,0x8C,
1618                 0xFF,0x17,0x52,0x8C,0xC5,0x07,0x93,0x03,0xB1,0xF6,0x2F,0xB8,
1619                 0x1C,0x52,0x47,0x27,0x1B,0xDB,0xD1,0x8D,0x9D,0x69,0x1D,0x52,
1620                 0x4B,0x32,0x81,0xAA,0x7F,0x00,0xC8,0xDC,0xE6,0xD9,0xCC,0xC1,
1621                 0x11,0x2D,0x37,0x34,0x6C,0xEA,0x02,0x97,0x4B,0x0E,0xBB,0xB1,
1622                 0x71,0x33,0x09,0x15,0xFD,0xDD,0x23,0x87,0x07,0x5E,0x89,0xAB,
1623                 0x6B,0x7C,0x5F,0xEC,0xA6,0x24,0xDC,0x53,
1624                 };
1625         static unsigned char dh1024_g[]={
1626                 0x02,
1627                 };
1628         DH *dh;
1629
1630         if ((dh=DH_new()) == NULL) return(NULL);
1631         dh->p=BN_bin2bn(dh1024_p,sizeof(dh1024_p),NULL);
1632         dh->g=BN_bin2bn(dh1024_g,sizeof(dh1024_g),NULL);
1633         if ((dh->p == NULL) || (dh->g == NULL))
1634                 { DH_free(dh); return(NULL); }
1635         return(dh);
1636         }
1637
1638 static DH *get_dh1024dsa()
1639         {
1640         static unsigned char dh1024_p[]={
1641                 0xC8,0x00,0xF7,0x08,0x07,0x89,0x4D,0x90,0x53,0xF3,0xD5,0x00,
1642                 0x21,0x1B,0xF7,0x31,0xA6,0xA2,0xDA,0x23,0x9A,0xC7,0x87,0x19,
1643                 0x3B,0x47,0xB6,0x8C,0x04,0x6F,0xFF,0xC6,0x9B,0xB8,0x65,0xD2,
1644                 0xC2,0x5F,0x31,0x83,0x4A,0xA7,0x5F,0x2F,0x88,0x38,0xB6,0x55,
1645                 0xCF,0xD9,0x87,0x6D,0x6F,0x9F,0xDA,0xAC,0xA6,0x48,0xAF,0xFC,
1646                 0x33,0x84,0x37,0x5B,0x82,0x4A,0x31,0x5D,0xE7,0xBD,0x52,0x97,
1647                 0xA1,0x77,0xBF,0x10,0x9E,0x37,0xEA,0x64,0xFA,0xCA,0x28,0x8D,
1648                 0x9D,0x3B,0xD2,0x6E,0x09,0x5C,0x68,0xC7,0x45,0x90,0xFD,0xBB,
1649                 0x70,0xC9,0x3A,0xBB,0xDF,0xD4,0x21,0x0F,0xC4,0x6A,0x3C,0xF6,
1650                 0x61,0xCF,0x3F,0xD6,0x13,0xF1,0x5F,0xBC,0xCF,0xBC,0x26,0x9E,
1651                 0xBC,0x0B,0xBD,0xAB,0x5D,0xC9,0x54,0x39,
1652                 };
1653         static unsigned char dh1024_g[]={
1654                 0x3B,0x40,0x86,0xE7,0xF3,0x6C,0xDE,0x67,0x1C,0xCC,0x80,0x05,
1655                 0x5A,0xDF,0xFE,0xBD,0x20,0x27,0x74,0x6C,0x24,0xC9,0x03,0xF3,
1656                 0xE1,0x8D,0xC3,0x7D,0x98,0x27,0x40,0x08,0xB8,0x8C,0x6A,0xE9,
1657                 0xBB,0x1A,0x3A,0xD6,0x86,0x83,0x5E,0x72,0x41,0xCE,0x85,0x3C,
1658                 0xD2,0xB3,0xFC,0x13,0xCE,0x37,0x81,0x9E,0x4C,0x1C,0x7B,0x65,
1659                 0xD3,0xE6,0xA6,0x00,0xF5,0x5A,0x95,0x43,0x5E,0x81,0xCF,0x60,
1660                 0xA2,0x23,0xFC,0x36,0xA7,0x5D,0x7A,0x4C,0x06,0x91,0x6E,0xF6,
1661                 0x57,0xEE,0x36,0xCB,0x06,0xEA,0xF5,0x3D,0x95,0x49,0xCB,0xA7,
1662                 0xDD,0x81,0xDF,0x80,0x09,0x4A,0x97,0x4D,0xA8,0x22,0x72,0xA1,
1663                 0x7F,0xC4,0x70,0x56,0x70,0xE8,0x20,0x10,0x18,0x8F,0x2E,0x60,
1664                 0x07,0xE7,0x68,0x1A,0x82,0x5D,0x32,0xA2,
1665                 };
1666         DH *dh;
1667
1668         if ((dh=DH_new()) == NULL) return(NULL);
1669         dh->p=BN_bin2bn(dh1024_p,sizeof(dh1024_p),NULL);
1670         dh->g=BN_bin2bn(dh1024_g,sizeof(dh1024_g),NULL);
1671         if ((dh->p == NULL) || (dh->g == NULL))
1672                 { DH_free(dh); return(NULL); }
1673         dh->length = 160;
1674         return(dh);
1675         }
1676 #endif