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 #include <assert.h>
  60 #include <errno.h>
  61 #include <limits.h>
  62 #include <stdio.h>
  63 #include <stdlib.h>
  64 #include <string.h>
  65 #include <time.h>
  66
  67 #include "openssl/e_os.h"
  68
  69 #include <openssl/bio.h>
  70 #include <openssl/crypto.h>
  71 #include <openssl/evp.h>
  72 #include <openssl/x509.h>
  73 #include <openssl/ssl.h>
  74 #include <openssl/err.h>
  75 #include <openssl/rand.h>
  76 #ifdef WINDOWS
  77 #include "../crypto/bio/bss_file.c"
  78 #endif
  79
  80 #ifdef VMS
  81 #  define TEST_SERVER_CERT "SYS$DISK:[-.APPS]SERVER.PEM"
  82 #  define TEST_CLIENT_CERT "SYS$DISK:[-.APPS]CLIENT.PEM"
  83 #else
  84 #  define TEST_SERVER_CERT "../apps/server.pem"
  85 #  define TEST_CLIENT_CERT "../apps/client.pem"
  86 #endif
  87
  88 /* There is really no standard for this, so let's assign some tentative
  89    numbers.  In any case, these numbers are only for this test */
  90 #define COMP_RLE        1
  91 #define COMP_ZLIB       2
  92
  93 static int MS_CALLBACK verify_callback(int ok, X509_STORE_CTX *ctx);
  94 #ifndef NO_RSA
  95 static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export,int keylength);
  96 static void free_tmp_rsa(void);
  97 #endif
  98 #ifndef NO_DH
  99 static DH *get_dh512(void);
 100 static DH *get_dh1024(void);
 101 static DH *get_dh1024dsa(void);
 102 #endif
 103
 104 static BIO *bio_err=NULL;
 105 static BIO *bio_stdout=NULL;
 106
 107 static char *cipher=NULL;
 108 static int verbose=0;
 109 static int debug=0;
 110 #if 0
 111 /* Not used yet. */
 112 #ifdef FIONBIO
 113 static int s_nbio=0;
 114 #endif
 115 #endif
 116
 117 static const char rnd_seed[] = "string to make the random number generator think it has entropy";
 118
 119 int doit_biopair(SSL *s_ssl,SSL *c_ssl,long bytes,clock_t *s_time,clock_t *c_time);
 120 int doit(SSL *s_ssl,SSL *c_ssl,long bytes);
 121 static void sv_usage(void)
 122         {
 123         fprintf(stderr,"usage: ssltest [args ...]\n");
 124         fprintf(stderr,"\n");
 125         fprintf(stderr," -server_auth  - check server certificate\n");
 126         fprintf(stderr," -client_auth  - do client authentication\n");
 127         fprintf(stderr," -v            - more output\n");
 128         fprintf(stderr," -d            - debug output\n");
 129         fprintf(stderr," -reuse        - use session-id reuse\n");
 130         fprintf(stderr," -num <val>    - number of connections to perform\n");
 131         fprintf(stderr," -bytes <val>  - number of bytes to swap between client/server\n");
 132 #ifndef NO_DH
 133         fprintf(stderr," -dhe1024      - use 1024 bit key (safe prime) for DHE\n");
 134         fprintf(stderr," -dhe1024dsa   - use 1024 bit key (with 160-bit subprime) for DHE\n");
 135         fprintf(stderr," -no_dhe       - disable DHE\n");
 136 #endif
 137 #ifndef NO_SSL2
 138         fprintf(stderr," -ssl2         - use SSLv2\n");
 139 #endif
 140 #ifndef NO_SSL3
 141         fprintf(stderr," -ssl3         - use SSLv3\n");
 142 #endif
 143 #ifndef NO_TLS1
 144         fprintf(stderr," -tls1         - use TLSv1\n");
 145 #endif
 146         fprintf(stderr," -CApath arg   - PEM format directory of CA's\n");
 147         fprintf(stderr," -CAfile arg   - PEM format file of CA's\n");
 148         fprintf(stderr," -cert arg     - Server certificate file\n");
 149         fprintf(stderr," -key arg      - Server key file (default: same as -cert)\n");
 150         fprintf(stderr," -c_cert arg   - Client certificate file\n");
 151         fprintf(stderr," -c_key arg    - Client key file (default: same as -c_cert)\n");
 152         fprintf(stderr," -cipher arg   - The cipher list\n");
 153         fprintf(stderr," -bio_pair     - Use BIO pairs\n");
 154         fprintf(stderr," -f            - Test even cases that can't work\n");
 155         fprintf(stderr," -time         - measure processor time used by client and server\n");
 156         fprintf(stderr," -zlib         - use zlib compression\n");
 157         fprintf(stderr," -time         - use rle compression\n");
 158         }
 159
 160 static void print_details(SSL *c_ssl, const char *prefix)
 161         {
 162         SSL_CIPHER *ciph;
 163         X509 *cert;
 164
 165         ciph=SSL_get_current_cipher(c_ssl);
 166         BIO_printf(bio_stdout,"%s%s, cipher %s %s",
 167                 prefix,
 168                 SSL_get_version(c_ssl),
 169                 SSL_CIPHER_get_version(ciph),
 170                 SSL_CIPHER_get_name(ciph));
 171         cert=SSL_get_peer_certificate(c_ssl);
 172         if (cert != NULL)
 173                 {
 174                 EVP_PKEY *pkey = X509_get_pubkey(cert);
 175                 if (pkey != NULL)
 176                         {
 177                         if (0)
 178                                 ;
 179 #ifndef NO_RSA
 180                         else if (pkey->type == EVP_PKEY_RSA && pkey->pkey.rsa != NULL
 181                                 && pkey->pkey.rsa->n != NULL)
 182                                 {
 183                                 BIO_printf(bio_stdout, ", %d bit RSA",
 184                                         BN_num_bits(pkey->pkey.rsa->n));
 185                                 }
 186 #endif
 187 #ifndef NO_DSA
 188                         else if (pkey->type == EVP_PKEY_DSA && pkey->pkey.dsa != NULL
 189                                 && pkey->pkey.dsa->p != NULL)
 190                                 {
 191                                 BIO_printf(bio_stdout, ", %d bit DSA",
 192                                         BN_num_bits(pkey->pkey.dsa->p));
 193                                 }
 194 #endif
 195                         EVP_PKEY_free(pkey);
 196                         }
 197                 X509_free(cert);
 198                 }
 199         /* The SSL API does not allow us to look at temporary RSA/DH keys,
 200          * otherwise we should print their lengths too */
 201         BIO_printf(bio_stdout,"\n");
 202         }
 203
 204 int main(int argc, char *argv[])
 205         {
 206         char *CApath=NULL,*CAfile=NULL;
 207         int badop=0;
 208         int bio_pair=0;
 209         int force=0;
 210         int tls1=0,ssl2=0,ssl3=0,ret=1;
 211         int client_auth=0;
 212         int server_auth=0,i;
 213         char *server_cert=TEST_SERVER_CERT;
 214         char *server_key=NULL;
 215         char *client_cert=TEST_CLIENT_CERT;
 216         char *client_key=NULL;
 217         SSL_CTX *s_ctx=NULL;
 218         SSL_CTX *c_ctx=NULL;
 219         SSL_METHOD *meth=NULL;
 220         SSL *c_ssl,*s_ssl;
 221         int number=1,reuse=0;
 222         long bytes=1L;
 223 #ifndef NO_DH
 224         DH *dh;
 225         int dhe1024 = 0, dhe1024dsa = 0;
 226 #endif
 227         int no_dhe = 0;
 228         int print_time = 0;
 229         clock_t s_time = 0, c_time = 0;
 230         int comp = 0;
 231
 232         verbose = 0;
 233         debug = 0;
 234         cipher = 0;
 235
 236         CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
 237
 238         RAND_seed(rnd_seed, sizeof rnd_seed);
 239
 240         bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
 241         bio_stdout=BIO_new_fp(stdout,BIO_NOCLOSE);
 242
 243         argc--;
 244         argv++;
 245
 246         while (argc >= 1)
 247                 {
 248                 if      (strcmp(*argv,"-server_auth") == 0)
 249                         server_auth=1;
 250                 else if (strcmp(*argv,"-client_auth") == 0)
 251                         client_auth=1;
 252                 else if (strcmp(*argv,"-v") == 0)
 253                         verbose=1;
 254                 else if (strcmp(*argv,"-d") == 0)
 255                         debug=1;
 256                 else if (strcmp(*argv,"-reuse") == 0)
 257                         reuse=1;
 258 #ifndef NO_DH
 259                 else if (strcmp(*argv,"-dhe1024") == 0)
 260                         dhe1024=1;
 261                 else if (strcmp(*argv,"-dhe1024dsa") == 0)
 262                         dhe1024dsa=1;
 263 #endif
 264                 else if (strcmp(*argv,"-no_dhe") == 0)
 265                         no_dhe=1;
 266                 else if (strcmp(*argv,"-ssl2") == 0)
 267                         ssl2=1;
 268                 else if (strcmp(*argv,"-tls1") == 0)
 269                         tls1=1;
 270                 else if (strcmp(*argv,"-ssl3") == 0)
 271                         ssl3=1;
 272                 else if (strncmp(*argv,"-num",4) == 0)
 273                         {
 274                         if (--argc < 1) goto bad;
 275                         number= atoi(*(++argv));
 276                         if (number == 0) number=1;
 277                         }
 278                 else if (strcmp(*argv,"-bytes") == 0)
 279                         {
 280                         if (--argc < 1) goto bad;
 281                         bytes= atol(*(++argv));
 282                         if (bytes == 0L) bytes=1L;
 283                         i=strlen(argv[0]);
 284                         if (argv[0][i-1] == 'k') bytes*=1024L;
 285                         if (argv[0][i-1] == 'm') bytes*=1024L*1024L;
 286                         }
 287                 else if (strcmp(*argv,"-cert") == 0)
 288                         {
 289                         if (--argc < 1) goto bad;
 290                         server_cert= *(++argv);
 291                         }
 292                 else if (strcmp(*argv,"-s_cert") == 0)
 293                         {
 294                         if (--argc < 1) goto bad;
 295                         server_cert= *(++argv);
 296                         }
 297                 else if (strcmp(*argv,"-key") == 0)
 298                         {
 299                         if (--argc < 1) goto bad;
 300                         server_key= *(++argv);
 301                         }
 302                 else if (strcmp(*argv,"-s_key") == 0)
 303                         {
 304                         if (--argc < 1) goto bad;
 305                         server_key= *(++argv);
 306                         }
 307                 else if (strcmp(*argv,"-c_cert") == 0)
 308                         {
 309                         if (--argc < 1) goto bad;
 310                         client_cert= *(++argv);
 311                         }
 312                 else if (strcmp(*argv,"-c_key") == 0)
 313                         {
 314                         if (--argc < 1) goto bad;
 315                         client_key= *(++argv);
 316                         }
 317                 else if (strcmp(*argv,"-cipher") == 0)
 318                         {
 319                         if (--argc < 1) goto bad;
 320                         cipher= *(++argv);
 321                         }
 322                 else if (strcmp(*argv,"-CApath") == 0)
 323                         {
 324                         if (--argc < 1) goto bad;
 325                         CApath= *(++argv);
 326                         }
 327                 else if (strcmp(*argv,"-CAfile") == 0)
 328                         {
 329                         if (--argc < 1) goto bad;
 330                         CAfile= *(++argv);
 331                         }
 332                 else if (strcmp(*argv,"-bio_pair") == 0)
 333                         {
 334                         bio_pair = 1;
 335                         }
 336                 else if (strcmp(*argv,"-f") == 0)
 337                         {
 338                         force = 1;
 339                         }
 340                 else if (strcmp(*argv,"-time") == 0)
 341                         {
 342                         print_time = 1;
 343                         }
 344                 else if (strcmp(*argv,"-zlib") == 0)
 345                         {
 346                         comp = COMP_ZLIB;
 347                         }
 348                 else if (strcmp(*argv,"-rle") == 0)
 349                         {
 350                         comp = COMP_RLE;
 351                         }
 352                 else
 353                         {
 354                         fprintf(stderr,"unknown option %s\n",*argv);
 355                         badop=1;
 356                         break;
 357                         }
 358                 argc--;
 359                 argv++;
 360                 }
 361         if (badop)
 362                 {
 363 bad:
 364                 sv_usage();
 365                 goto end;
 366                 }
 367
 368         if (!ssl2 && !ssl3 && !tls1 && number > 1 && !reuse && !force)
 369                 {
 370                 fprintf(stderr, "This case cannot work.  Use -f to perform "
 371                         "the test anyway (and\n-d to see what happens), "
 372                         "or add one of -ssl2, -ssl3, -tls1, -reuse\n"
 373                         "to avoid protocol mismatch.\n");
 374                 exit(1);
 375                 }
 376
 377         if (print_time)
 378                 {
 379                 if (!bio_pair)
 380                         {
 381                         fprintf(stderr, "Using BIO pair (-bio_pair)\n");
 382                         bio_pair = 1;
 383                         }
 384                 if (number < 50 && !force)
 385                         fprintf(stderr, "Warning: For accurate timings, use more connections (e.g. -num 1000)\n");
 386                 }
 387
 388 /*      if (cipher == NULL) cipher=getenv("SSL_CIPHER"); */
 389
 390         SSL_library_init();
 391         SSL_load_error_strings();
 392
 393         if (comp == COMP_ZLIB)
 394                 {
 395                 COMP_METHOD *cm = COMP_zlib();
 396                 if (cm->type != NID_undef)
 397                         SSL_COMP_add_compression_method(COMP_ZLIB, cm);
 398                 else
 399                         fprintf(stderr, "Warning: zlib compression not supported\n");
 400                 }
 401         if (comp == COMP_RLE)
 402                 {
 403                 COMP_METHOD *cm = COMP_rle();
 404                 if (cm->type != NID_undef)
 405                         SSL_COMP_add_compression_method(COMP_RLE, cm);
 406                 else
 407                         fprintf(stderr, "Warning: rle compression not supported\n");
 408                 }
 409
 410 #if !defined(NO_SSL2) && !defined(NO_SSL3)
 411         if (ssl2)
 412                 meth=SSLv2_method();
 413         else
 414         if (tls1)
 415                 meth=TLSv1_method();
 416         else
 417         if (ssl3)
 418                 meth=SSLv3_method();
 419         else
 420                 meth=SSLv23_method();
 421 #else
 422 #ifdef NO_SSL2
 423         meth=SSLv3_method();
 424 #else
 425         meth=SSLv2_method();
 426 #endif
 427 #endif
 428
 429         c_ctx=SSL_CTX_new(meth);
 430         s_ctx=SSL_CTX_new(meth);
 431         if ((c_ctx == NULL) || (s_ctx == NULL))
 432                 {
 433                 ERR_print_errors(bio_err);
 434                 goto end;
 435                 }
 436
 437         if (cipher != NULL)
 438                 {
 439                 SSL_CTX_set_cipher_list(c_ctx,cipher);
 440                 SSL_CTX_set_cipher_list(s_ctx,cipher);
 441                 }
 442
 443 #ifndef NO_DH
 444         if (!no_dhe)
 445                 {
 446                 if (dhe1024dsa)
 447                         {
 448                         /* use SSL_OP_SINGLE_DH_USE to avoid small subgroup attacks */
 449                         SSL_CTX_set_options(s_ctx, SSL_OP_SINGLE_DH_USE);
 450                         dh=get_dh1024dsa();
 451                         }
 452                 else if (dhe1024)
 453                         dh=get_dh1024();
 454                 else
 455                         dh=get_dh512();
 456                 SSL_CTX_set_tmp_dh(s_ctx,dh);
 457                 DH_free(dh);
 458                 }
 459 #else
 460         (void)no_dhe;
 461 #endif
 462
 463 #ifndef NO_RSA
 464         SSL_CTX_set_tmp_rsa_callback(s_ctx,tmp_rsa_cb);
 465 #endif
 466
 467         if (!SSL_CTX_use_certificate_file(s_ctx,server_cert,SSL_FILETYPE_PEM))
 468                 {
 469                 ERR_print_errors(bio_err);
 470                 }
 471         else if (!SSL_CTX_use_PrivateKey_file(s_ctx,
 472                 (server_key?server_key:server_cert), SSL_FILETYPE_PEM))
 473                 {
 474                 ERR_print_errors(bio_err);
 475                 goto end;
 476                 }
 477
 478         if (client_auth)
 479                 {
 480                 SSL_CTX_use_certificate_file(c_ctx,client_cert,
 481                         SSL_FILETYPE_PEM);
 482                 SSL_CTX_use_PrivateKey_file(c_ctx,
 483                         (client_key?client_key:client_cert),
 484                         SSL_FILETYPE_PEM);
 485                 }
 486
 487         if (    (!SSL_CTX_load_verify_locations(s_ctx,CAfile,CApath)) ||
 488                 (!SSL_CTX_set_default_verify_paths(s_ctx)) ||
 489                 (!SSL_CTX_load_verify_locations(c_ctx,CAfile,CApath)) ||
 490                 (!SSL_CTX_set_default_verify_paths(c_ctx)))
 491                 {
 492                 /* fprintf(stderr,"SSL_load_verify_locations\n"); */
 493                 ERR_print_errors(bio_err);
 494                 /* goto end; */
 495                 }
 496
 497         if (client_auth)
 498                 {
 499                 BIO_printf(bio_err,"client authentication\n");
 500                 SSL_CTX_set_verify(s_ctx,
 501                         SSL_VERIFY_PEER|SSL_VERIFY_FAIL_IF_NO_PEER_CERT,
 502                         verify_callback);
 503                 }
 504         if (server_auth)
 505                 {
 506                 BIO_printf(bio_err,"server authentication\n");
 507                 SSL_CTX_set_verify(c_ctx,SSL_VERIFY_PEER,
 508                         verify_callback);
 509                 }
 510
 511         {
 512                 int session_id_context = 0;
 513                 SSL_CTX_set_session_id_context(s_ctx, (void *)&session_id_context, sizeof session_id_context);
 514         }
 515
 516         c_ssl=SSL_new(c_ctx);
 517         s_ssl=SSL_new(s_ctx);
 518
 519         for (i=0; i<number; i++)
 520                 {
 521                 if (!reuse) SSL_set_session(c_ssl,NULL);
 522                 if (bio_pair)
 523                         ret=doit_biopair(s_ssl,c_ssl,bytes,&s_time,&c_time);
 524                 else
 525                         ret=doit(s_ssl,c_ssl,bytes);
 526                 }
 527
 528         if (!verbose)
 529                 {
 530                 print_details(c_ssl, "");
 531                 }
 532         if ((number > 1) || (bytes > 1L))
 533                 BIO_printf(bio_stdout, "%d handshakes of %ld bytes done\n",number,bytes);
 534         if (print_time)
 535                 {
 536 #ifdef CLOCKS_PER_SEC
 537                 /* "To determine the time in seconds, the value returned
 538                  * by the clock function should be divided by the value
 539                  * of the macro CLOCKS_PER_SEC."
 540                  *                                       -- ISO/IEC 9899 */
 541                 BIO_printf(bio_stdout, "Approximate total server time: %6.2f s\n"
 542                         "Approximate total client time: %6.2f s\n",
 543                         (double)s_time/CLOCKS_PER_SEC,
 544                         (double)c_time/CLOCKS_PER_SEC);
 545 #else
 546                 /* "`CLOCKS_PER_SEC' undeclared (first use this function)"
 547                  *                            -- cc on NeXTstep/OpenStep */
 548                 BIO_printf(bio_stdout,
 549                         "Approximate total server time: %6.2f units\n"
 550                         "Approximate total client time: %6.2f units\n",
 551                         (double)s_time,
 552                         (double)c_time);
 553 #endif
 554                 }
 555
 556         SSL_free(s_ssl);
 557         SSL_free(c_ssl);
 558
 559 end:
 560         if (s_ctx != NULL) SSL_CTX_free(s_ctx);
 561         if (c_ctx != NULL) SSL_CTX_free(c_ctx);
 562
 563         if (bio_stdout != NULL) BIO_free(bio_stdout);
 564
 565 #ifndef NO_RSA
 566         free_tmp_rsa();
 567 #endif
 568         ERR_free_strings();
 569         ERR_remove_state(0);
 570         EVP_cleanup();
 571         CRYPTO_mem_leaks(bio_err);
 572         if (bio_err != NULL) BIO_free(bio_err);
 573         EXIT(ret);
 574         }
 575
 576 int doit_biopair(SSL *s_ssl, SSL *c_ssl, long count,
 577         clock_t *s_time, clock_t *c_time)
 578         {
 579         long cw_num = count, cr_num = count, sw_num = count, sr_num = count;
 580         BIO *s_ssl_bio = NULL, *c_ssl_bio = NULL;
 581         BIO *server = NULL, *server_io = NULL, *client = NULL, *client_io = NULL;
 582         int ret = 1;
 583
 584         size_t bufsiz = 256; /* small buffer for testing */
 585
 586         if (!BIO_new_bio_pair(&server, bufsiz, &server_io, bufsiz))
 587                 goto err;
 588         if (!BIO_new_bio_pair(&client, bufsiz, &client_io, bufsiz))
 589                 goto err;
 590
 591         s_ssl_bio = BIO_new(BIO_f_ssl());
 592         if (!s_ssl_bio)
 593                 goto err;
 594
 595         c_ssl_bio = BIO_new(BIO_f_ssl());
 596         if (!c_ssl_bio)
 597                 goto err;
 598
 599         SSL_set_connect_state(c_ssl);
 600         SSL_set_bio(c_ssl, client, client);
 601         (void)BIO_set_ssl(c_ssl_bio, c_ssl, BIO_NOCLOSE);
 602
 603         SSL_set_accept_state(s_ssl);
 604         SSL_set_bio(s_ssl, server, server);
 605         (void)BIO_set_ssl(s_ssl_bio, s_ssl, BIO_NOCLOSE);
 606
 607         do
 608                 {
 609                 /* c_ssl_bio:          SSL filter BIO
 610                  *
 611                  * client:             pseudo-I/O for SSL library
 612                  *
 613                  * client_io:          client's SSL communication; usually to be
 614                  *                     relayed over some I/O facility, but in this
 615                  *                     test program, we're the server, too:
 616                  *
 617                  * server_io:          server's SSL communication
 618                  *
 619                  * server:             pseudo-I/O for SSL library
 620                  *
 621                  * s_ssl_bio:          SSL filter BIO
 622                  *
 623                  * The client and the server each employ a "BIO pair":
 624                  * client + client_io, server + server_io.
 625                  * BIO pairs are symmetric.  A BIO pair behaves similar
 626                  * to a non-blocking socketpair (but both endpoints must
 627                  * be handled by the same thread).
 628                  * [Here we could connect client and server to the ends
 629                  * of a single BIO pair, but then this code would be less
 630                  * suitable as an example for BIO pairs in general.]
 631                  *
 632                  * Useful functions for querying the state of BIO pair endpoints:
 633                  *
 634                  * BIO_ctrl_pending(bio)              number of bytes we can read now
 635                  * BIO_ctrl_get_read_request(bio)     number of bytes needed to fulfil
 636                  *                                      other side's read attempt
 637                  * BIO_ctrl_get_write_guarantee(bio)   number of bytes we can write now
 638                  *
 639                  * ..._read_request is never more than ..._write_guarantee;
 640                  * it depends on the application which one you should use.
 641                  */
 642
 643                 /* We have non-blocking behaviour throughout this test program, but
 644                  * can be sure that there is *some* progress in each iteration; so
 645                  * we don't have to worry about ..._SHOULD_READ or ..._SHOULD_WRITE
 646                  * -- we just try everything in each iteration
 647                  */
 648
 649                         {
 650                         /* CLIENT */
 651
 652                         MS_STATIC char cbuf[1024*8];
 653                         int i, r;
 654                         clock_t c_clock = clock();
 655
 656                         if (debug)
 657                                 if (SSL_in_init(c_ssl))
 658                                         printf("client waiting in SSL_connect - %s\n",
 659                                                 SSL_state_string_long(c_ssl));
 660
 661                         if (cw_num > 0)
 662                                 {
 663                                 /* Write to server. */
 664
 665                                 if (cw_num > (long)sizeof cbuf)
 666                                         i = sizeof cbuf;
 667                                 else
 668                                         i = (int)cw_num;
 669                                 r = BIO_write(c_ssl_bio, cbuf, i);
 670                                 if (r < 0)
 671                                         {
 672                                         if (!BIO_should_retry(c_ssl_bio))
 673                                                 {
 674                                                 fprintf(stderr,"ERROR in CLIENT\n");
 675                                                 goto err;
 676                                                 }
 677                                         /* BIO_should_retry(...) can just be ignored here.
 678                                          * The library expects us to call BIO_write with
 679                                          * the same arguments again, and that's what we will
 680                                          * do in the next iteration. */
 681                                         }
 682                                 else if (r == 0)
 683                                         {
 684                                         fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
 685                                         goto err;
 686                                         }
 687                                 else
 688                                         {
 689                                         if (debug)
 690                                                 printf("client wrote %d\n", r);
 691                                         cw_num -= r;
 692                                         }
 693                                 }
 694
 695                         if (cr_num > 0)
 696                                 {
 697                                 /* Read from server. */
 698
 699                                 r = BIO_read(c_ssl_bio, cbuf, sizeof(cbuf));
 700                                 if (r < 0)
 701                                         {
 702                                         if (!BIO_should_retry(c_ssl_bio))
 703                                                 {
 704                                                 fprintf(stderr,"ERROR in CLIENT\n");
 705                                                 goto err;
 706                                                 }
 707                                         /* Again, "BIO_should_retry" can be ignored. */
 708                                         }
 709                                 else if (r == 0)
 710                                         {
 711                                         fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
 712                                         goto err;
 713                                         }
 714                                 else
 715                                         {
 716                                         if (debug)
 717                                                 printf("client read %d\n", r);
 718                                         cr_num -= r;
 719                                         }
 720                                 }
 721
 722                         /* c_time and s_time increments will typically be very small
 723                          * (depending on machine speed and clock tick intervals),
 724                          * but sampling over a large number of connections should
 725                          * result in fairly accurate figures.  We cannot guarantee
 726                          * a lot, however -- if each connection lasts for exactly
 727                          * one clock tick, it will be counted only for the client
 728                          * or only for the server or even not at all.
 729                          */
 730                         *c_time += (clock() - c_clock);
 731                         }
 732
 733                         {
 734                         /* SERVER */
 735
 736                         MS_STATIC char sbuf[1024*8];
 737                         int i, r;
 738                         clock_t s_clock = clock();
 739
 740                         if (debug)
 741                                 if (SSL_in_init(s_ssl))
 742                                         printf("server waiting in SSL_accept - %s\n",
 743                                                 SSL_state_string_long(s_ssl));
 744
 745                         if (sw_num > 0)
 746                                 {
 747                                 /* Write to client. */
 748
 749                                 if (sw_num > (long)sizeof sbuf)
 750                                         i = sizeof sbuf;
 751                                 else
 752                                         i = (int)sw_num;
 753                                 r = BIO_write(s_ssl_bio, sbuf, i);
 754                                 if (r < 0)
 755                                         {
 756                                         if (!BIO_should_retry(s_ssl_bio))
 757                                                 {
 758                                                 fprintf(stderr,"ERROR in SERVER\n");
 759                                                 goto err;
 760                                                 }
 761                                         /* Ignore "BIO_should_retry". */
 762                                         }
 763                                 else if (r == 0)
 764                                         {
 765                                         fprintf(stderr,"SSL SERVER STARTUP FAILED\n");
 766                                         goto err;
 767                                         }
 768                                 else
 769                                         {
 770                                         if (debug)
 771                                                 printf("server wrote %d\n", r);
 772                                         sw_num -= r;
 773                                         }
 774                                 }
 775
 776                         if (sr_num > 0)
 777                                 {
 778                                 /* Read from client. */
 779
 780                                 r = BIO_read(s_ssl_bio, sbuf, sizeof(sbuf));
 781                                 if (r < 0)
 782                                         {
 783                                         if (!BIO_should_retry(s_ssl_bio))
 784                                                 {
 785                                                 fprintf(stderr,"ERROR in SERVER\n");
 786                                                 goto err;
 787                                                 }
 788                                         /* blah, blah */
 789                                         }
 790                                 else if (r == 0)
 791                                         {
 792                                         fprintf(stderr,"SSL SERVER STARTUP FAILED\n");
 793                                         goto err;
 794                                         }
 795                                 else
 796                                         {
 797                                         if (debug)
 798                                                 printf("server read %d\n", r);
 799                                         sr_num -= r;
 800                                         }
 801                                 }
 802
 803                         *s_time += (clock() - s_clock);
 804                         }
 805
 806                         {
 807                         /* "I/O" BETWEEN CLIENT AND SERVER. */
 808
 809                         size_t r1, r2;
 810                         BIO *io1 = server_io, *io2 = client_io;
 811                         /* we use the non-copying interface for io1
 812                          * and the standard BIO_write/BIO_read interface for io2
 813                          */
 814
 815                         static int prev_progress = 1;
 816                         int progress = 0;
 817
 818                         /* io1 to io2 */
 819                         do
 820                                 {
 821                                 size_t num;
 822                                 int r;
 823
 824                                 r1 = BIO_ctrl_pending(io1);
 825                                 r2 = BIO_ctrl_get_write_guarantee(io2);
 826
 827                                 num = r1;
 828                                 if (r2 < num)
 829                                         num = r2;
 830                                 if (num)
 831                                         {
 832                                         char *dataptr;
 833
 834                                         if (INT_MAX < num) /* yeah, right */
 835                                                 num = INT_MAX;
 836
 837                                         r = BIO_nread(io1, &dataptr, (int)num);
 838                                         assert(r > 0);
 839                                         assert(r <= (int)num);
 840                                         /* possibly r < num (non-contiguous data) */
 841                                         num = r;
 842                                         r = BIO_write(io2, dataptr, (int)num);
 843                                         if (r != (int)num) /* can't happen */
 844                                                 {
 845                                                 fprintf(stderr, "ERROR: BIO_write could not write "
 846                                                         "BIO_ctrl_get_write_guarantee() bytes");
 847                                                 goto err;
 848                                                 }
 849                                         progress = 1;
 850
 851                                         if (debug)
 852                                                 printf((io1 == client_io) ?
 853                                                         "C->S relaying: %d bytes\n" :
 854                                                         "S->C relaying: %d bytes\n",
 855                                                         (int)num);
 856                                         }
 857                                 }
 858                         while (r1 && r2);
 859
 860                         /* io2 to io1 */
 861                         {
 862                                 size_t num;
 863                                 int r;
 864
 865                                 r1 = BIO_ctrl_pending(io2);
 866                                 r2 = BIO_ctrl_get_read_request(io1);
 867                                 /* here we could use ..._get_write_guarantee instead of
 868                                  * ..._get_read_request, but by using the latter
 869                                  * we test restartability of the SSL implementation
 870                                  * more thoroughly */
 871                                 num = r1;
 872                                 if (r2 < num)
 873                                         num = r2;
 874                                 if (num)
 875                                         {
 876                                         char *dataptr;
 877
 878                                         if (INT_MAX < num)
 879                                                 num = INT_MAX;
 880
 881                                         if (num > 1)
 882                                                 --num; /* test restartability even more thoroughly */
 883
 884                                         r = BIO_nwrite(io1, &dataptr, (int)num);
 885                                         assert(r > 0);
 886                                         assert(r <= (int)num);
 887                                         num = r;
 888                                         r = BIO_read(io2, dataptr, (int)num);
 889                                         if (r != (int)num) /* can't happen */
 890                                                 {
 891                                                 fprintf(stderr, "ERROR: BIO_read could not read "
 892                                                         "BIO_ctrl_pending() bytes");
 893                                                 goto err;
 894                                                 }
 895                                         progress = 1;
 896
 897                                         if (debug)
 898                                                 printf((io2 == client_io) ?
 899                                                         "C->S relaying: %d bytes\n" :
 900                                                         "S->C relaying: %d bytes\n",
 901                                                         (int)num);
 902                                         }
 903                         } /* no loop, BIO_ctrl_get_read_request now returns 0 anyway */
 904
 905                         if (!progress && !prev_progress)
 906                                 if (cw_num > 0 || cr_num > 0 || sw_num > 0 || sr_num > 0)
 907                                         {
 908                                         fprintf(stderr, "ERROR: got stuck\n");
 909                                         if (strcmp("SSLv2", SSL_get_version(c_ssl)) == 0)
 910                                                 {
 911                                                 fprintf(stderr, "This can happen for SSL2 because "
 912                                                         "CLIENT-FINISHED and SERVER-VERIFY are written \n"
 913                                                         "concurrently ...");
 914                                                 if (strncmp("2SCF", SSL_state_string(c_ssl), 4) == 0
 915                                                         && strncmp("2SSV", SSL_state_string(s_ssl), 4) == 0)
 916                                                         {
 917                                                         fprintf(stderr, " ok.\n");
 918                                                         goto end;
 919                                                         }
 920                                                 }
 921                                         fprintf(stderr, " ERROR.\n");
 922                                         goto err;
 923                                         }
 924                         prev_progress = progress;
 925                         }
 926                 }
 927         while (cw_num > 0 || cr_num > 0 || sw_num > 0 || sr_num > 0);
 928
 929         if (verbose)
 930                 print_details(c_ssl, "DONE via BIO pair: ");
 931 end:
 932         ret = 0;
 933
 934  err:
 935         ERR_print_errors(bio_err);
 936
 937         if (server)
 938                 BIO_free(server);
 939         if (server_io)
 940                 BIO_free(server_io);
 941         if (client)
 942                 BIO_free(client);
 943         if (client_io)
 944                 BIO_free(client_io);
 945         if (s_ssl_bio)
 946                 BIO_free(s_ssl_bio);
 947         if (c_ssl_bio)
 948                 BIO_free(c_ssl_bio);
 949
 950         return ret;
 951         }
 952
 953
 954 #define W_READ  1
 955 #define W_WRITE 2
 956 #define C_DONE  1
 957 #define S_DONE  2
 958
 959 int doit(SSL *s_ssl, SSL *c_ssl, long count)
 960         {
 961         MS_STATIC char cbuf[1024*8],sbuf[1024*8];
 962         long cw_num=count,cr_num=count;
 963         long sw_num=count,sr_num=count;
 964         int ret=1;
 965         BIO *c_to_s=NULL;
 966         BIO *s_to_c=NULL;
 967         BIO *c_bio=NULL;
 968         BIO *s_bio=NULL;
 969         int c_r,c_w,s_r,s_w;
 970         int c_want,s_want;
 971         int i,j;
 972         int done=0;
 973         int c_write,s_write;
 974         int do_server=0,do_client=0;
 975
 976         c_to_s=BIO_new(BIO_s_mem());
 977         s_to_c=BIO_new(BIO_s_mem());
 978         if ((s_to_c == NULL) || (c_to_s == NULL))
 979                 {
 980                 ERR_print_errors(bio_err);
 981                 goto err;
 982                 }
 983
 984         c_bio=BIO_new(BIO_f_ssl());
 985         s_bio=BIO_new(BIO_f_ssl());
 986         if ((c_bio == NULL) || (s_bio == NULL))
 987                 {
 988                 ERR_print_errors(bio_err);
 989                 goto err;
 990                 }
 991
 992         SSL_set_connect_state(c_ssl);
 993         SSL_set_bio(c_ssl,s_to_c,c_to_s);
 994         BIO_set_ssl(c_bio,c_ssl,BIO_NOCLOSE);
 995
 996         SSL_set_accept_state(s_ssl);
 997         SSL_set_bio(s_ssl,c_to_s,s_to_c);
 998         BIO_set_ssl(s_bio,s_ssl,BIO_NOCLOSE);
 999
1000         c_r=0; s_r=1;
1001         c_w=1; s_w=0;
1002         c_want=W_WRITE;
1003         s_want=0;
1004         c_write=1,s_write=0;
1005
1006         /* We can always do writes */
1007         for (;;)
1008                 {
1009                 do_server=0;
1010                 do_client=0;
1011
1012                 i=(int)BIO_pending(s_bio);
1013                 if ((i && s_r) || s_w) do_server=1;
1014
1015                 i=(int)BIO_pending(c_bio);
1016                 if ((i && c_r) || c_w) do_client=1;
1017
1018                 if (do_server && debug)
1019                         {
1020                         if (SSL_in_init(s_ssl))
1021                                 printf("server waiting in SSL_accept - %s\n",
1022                                         SSL_state_string_long(s_ssl));
1023 /*                      else if (s_write)
1024                                 printf("server:SSL_write()\n");
1025                         else
1026                                 printf("server:SSL_read()\n"); */
1027                         }
1028
1029                 if (do_client && debug)
1030                         {
1031                         if (SSL_in_init(c_ssl))
1032                                 printf("client waiting in SSL_connect - %s\n",
1033                                         SSL_state_string_long(c_ssl));
1034 /*                      else if (c_write)
1035                                 printf("client:SSL_write()\n");
1036                         else
1037                                 printf("client:SSL_read()\n"); */
1038                         }
1039
1040                 if (!do_client && !do_server)
1041                         {
1042                         fprintf(stdout,"ERROR IN STARTUP\n");
1043                         ERR_print_errors(bio_err);
1044                         break;
1045                         }
1046                 if (do_client && !(done & C_DONE))
1047                         {
1048                         if (c_write)
1049                                 {
1050                                 j=(cw_num > (long)sizeof(cbuf))
1051                                         ?sizeof(cbuf):(int)cw_num;
1052                                 i=BIO_write(c_bio,cbuf,j);
1053                                 if (i < 0)
1054                                         {
1055                                         c_r=0;
1056                                         c_w=0;
1057                                         if (BIO_should_retry(c_bio))
1058                                                 {
1059                                                 if (BIO_should_read(c_bio))
1060                                                         c_r=1;
1061                                                 if (BIO_should_write(c_bio))
1062                                                         c_w=1;
1063                                                 }
1064                                         else
1065                                                 {
1066                                                 fprintf(stderr,"ERROR in CLIENT\n");
1067                                                 ERR_print_errors(bio_err);
1068                                                 goto err;
1069                                                 }
1070                                         }
1071                                 else if (i == 0)
1072                                         {
1073                                         fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
1074                                         goto err;
1075                                         }
1076                                 else
1077                                         {
1078                                         if (debug)
1079                                                 printf("client wrote %d\n",i);
1080                                         /* ok */
1081                                         s_r=1;
1082                                         c_write=0;
1083                                         cw_num-=i;
1084                                         }
1085                                 }
1086                         else
1087                                 {
1088                                 i=BIO_read(c_bio,cbuf,sizeof(cbuf));
1089                                 if (i < 0)
1090                                         {
1091                                         c_r=0;
1092                                         c_w=0;
1093                                         if (BIO_should_retry(c_bio))
1094                                                 {
1095                                                 if (BIO_should_read(c_bio))
1096                                                         c_r=1;
1097                                                 if (BIO_should_write(c_bio))
1098                                                         c_w=1;
1099                                                 }
1100                                         else
1101                                                 {
1102                                                 fprintf(stderr,"ERROR in CLIENT\n");
1103                                                 ERR_print_errors(bio_err);
1104                                                 goto err;
1105                                                 }
1106                                         }
1107                                 else if (i == 0)
1108                                         {
1109                                         fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
1110                                         goto err;
1111                                         }
1112                                 else
1113                                         {
1114                                         if (debug)
1115                                                 printf("client read %d\n",i);
1116                                         cr_num-=i;
1117                                         if (sw_num > 0)
1118                                                 {
1119                                                 s_write=1;
1120                                                 s_w=1;
1121                                                 }
1122                                         if (cr_num <= 0)
1123                                                 {
1124                                                 s_write=1;
1125                                                 s_w=1;
1126                                                 done=S_DONE|C_DONE;
1127                                                 }
1128                                         }
1129                                 }
1130                         }
1131
1132                 if (do_server && !(done & S_DONE))
1133                         {
1134                         if (!s_write)
1135                                 {
1136                                 i=BIO_read(s_bio,sbuf,sizeof(cbuf));
1137                                 if (i < 0)
1138                                         {
1139                                         s_r=0;
1140                                         s_w=0;
1141                                         if (BIO_should_retry(s_bio))
1142                                                 {
1143                                                 if (BIO_should_read(s_bio))
1144                                                         s_r=1;
1145                                                 if (BIO_should_write(s_bio))
1146                                                         s_w=1;
1147                                                 }
1148                                         else
1149                                                 {
1150                                                 fprintf(stderr,"ERROR in SERVER\n");
1151                                                 ERR_print_errors(bio_err);
1152                                                 goto err;
1153                                                 }
1154                                         }
1155                                 else if (i == 0)
1156                                         {
1157                                         ERR_print_errors(bio_err);
1158                                         fprintf(stderr,"SSL SERVER STARTUP FAILED in SSL_read\n");
1159                                         goto err;
1160                                         }
1161                                 else
1162                                         {
1163                                         if (debug)
1164                                                 printf("server read %d\n",i);
1165                                         sr_num-=i;
1166                                         if (cw_num > 0)
1167                                                 {
1168                                                 c_write=1;
1169                                                 c_w=1;
1170                                                 }
1171                                         if (sr_num <= 0)
1172                                                 {
1173                                                 s_write=1;
1174                                                 s_w=1;
1175                                                 c_write=0;
1176                                                 }
1177                                         }
1178                                 }
1179                         else
1180                                 {
1181                                 j=(sw_num > (long)sizeof(sbuf))?
1182                                         sizeof(sbuf):(int)sw_num;
1183                                 i=BIO_write(s_bio,sbuf,j);
1184                                 if (i < 0)
1185                                         {
1186                                         s_r=0;
1187                                         s_w=0;
1188                                         if (BIO_should_retry(s_bio))
1189                                                 {
1190                                                 if (BIO_should_read(s_bio))
1191                                                         s_r=1;
1192                                                 if (BIO_should_write(s_bio))
1193                                                         s_w=1;
1194                                                 }
1195                                         else
1196                                                 {
1197                                                 fprintf(stderr,"ERROR in SERVER\n");
1198                                                 ERR_print_errors(bio_err);
1199                                                 goto err;
1200                                                 }
1201                                         }
1202                                 else if (i == 0)
1203                                         {
1204                                         ERR_print_errors(bio_err);
1205                                         fprintf(stderr,"SSL SERVER STARTUP FAILED in SSL_write\n");
1206                                         goto err;
1207                                         }
1208                                 else
1209                                         {
1210                                         if (debug)
1211                                                 printf("server wrote %d\n",i);
1212                                         sw_num-=i;
1213                                         s_write=0;
1214                                         c_r=1;
1215                                         if (sw_num <= 0)
1216                                                 done|=S_DONE;
1217                                         }
1218                                 }
1219                         }
1220
1221                 if ((done & S_DONE) && (done & C_DONE)) break;
1222                 }
1223
1224         if (verbose)
1225                 print_details(c_ssl, "DONE: ");
1226         ret=0;
1227 err:
1228         /* We have to set the BIO's to NULL otherwise they will be
1229          * OPENSSL_free()ed twice.  Once when th s_ssl is SSL_free()ed and
1230          * again when c_ssl is SSL_free()ed.
1231          * This is a hack required because s_ssl and c_ssl are sharing the same
1232          * BIO structure and SSL_set_bio() and SSL_free() automatically
1233          * BIO_free non NULL entries.
1234          * You should not normally do this or be required to do this */
1235         if (s_ssl != NULL)
1236                 {
1237                 s_ssl->rbio=NULL;
1238                 s_ssl->wbio=NULL;
1239                 }
1240         if (c_ssl != NULL)
1241                 {
1242                 c_ssl->rbio=NULL;
1243                 c_ssl->wbio=NULL;
1244                 }
1245
1246         if (c_to_s != NULL) BIO_free(c_to_s);
1247         if (s_to_c != NULL) BIO_free(s_to_c);
1248         if (c_bio != NULL) BIO_free_all(c_bio);
1249         if (s_bio != NULL) BIO_free_all(s_bio);
1250         return(ret);
1251         }
1252
1253 static int MS_CALLBACK verify_callback(int ok, X509_STORE_CTX *ctx)
1254         {
1255         char *s,buf[256];
1256
1257         s=X509_NAME_oneline(X509_get_subject_name(ctx->current_cert),buf,256);
1258         if (s != NULL)
1259                 {
1260                 if (ok)
1261                         fprintf(stderr,"depth=%d %s\n",ctx->error_depth,buf);
1262                 else
1263                         fprintf(stderr,"depth=%d error=%d %s\n",
1264                                 ctx->error_depth,ctx->error,buf);
1265                 }
1266
1267         if (ok == 0)
1268                 {
1269                 switch (ctx->error)
1270                         {
1271                 case X509_V_ERR_CERT_NOT_YET_VALID:
1272                 case X509_V_ERR_CERT_HAS_EXPIRED:
1273                 case X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT:
1274                         ok=1;
1275                         }
1276                 }
1277
1278         return(ok);
1279         }
1280
1281 #ifndef NO_RSA
1282 static RSA *rsa_tmp=NULL;
1283
1284 static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength)
1285         {
1286         if (rsa_tmp == NULL)
1287                 {
1288                 BIO_printf(bio_err,"Generating temp (%d bit) RSA key...",keylength);
1289                 (void)BIO_flush(bio_err);
1290                 rsa_tmp=RSA_generate_key(keylength,RSA_F4,NULL,NULL);
1291                 BIO_printf(bio_err,"\n");
1292                 (void)BIO_flush(bio_err);
1293                 }
1294         return(rsa_tmp);
1295         }
1296
1297 static void free_tmp_rsa(void)
1298         {
1299         if (rsa_tmp != NULL)
1300                 {
1301                 RSA_free(rsa_tmp);
1302                 rsa_tmp = NULL;
1303                 }
1304         }
1305 #endif
1306
1307 #ifndef NO_DH
1308 /* These DH parameters have been generated as follows:
1309  *    $ openssl dhparam -C -noout 512
1310  *    $ openssl dhparam -C -noout 1024
1311  *    $ openssl dhparam -C -noout -dsaparam 1024
1312  * (The third function has been renamed to avoid name conflicts.)
1313  */
1314 static DH *get_dh512()
1315         {
1316         static unsigned char dh512_p[]={
1317                 0xCB,0xC8,0xE1,0x86,0xD0,0x1F,0x94,0x17,0xA6,0x99,0xF0,0xC6,
1318                 0x1F,0x0D,0xAC,0xB6,0x25,0x3E,0x06,0x39,0xCA,0x72,0x04,0xB0,
1319                 0x6E,0xDA,0xC0,0x61,0xE6,0x7A,0x77,0x25,0xE8,0x3B,0xB9,0x5F,
1320                 0x9A,0xB6,0xB5,0xFE,0x99,0x0B,0xA1,0x93,0x4E,0x35,0x33,0xB8,
1321                 0xE1,0xF1,0x13,0x4F,0x59,0x1A,0xD2,0x57,0xC0,0x26,0x21,0x33,
1322                 0x02,0xC5,0xAE,0x23,
1323                 };
1324         static unsigned char dh512_g[]={
1325                 0x02,
1326                 };
1327         DH *dh;
1328
1329         if ((dh=DH_new()) == NULL) return(NULL);
1330         dh->p=BN_bin2bn(dh512_p,sizeof(dh512_p),NULL);
1331         dh->g=BN_bin2bn(dh512_g,sizeof(dh512_g),NULL);
1332         if ((dh->p == NULL) || (dh->g == NULL))
1333                 { DH_free(dh); return(NULL); }
1334         return(dh);
1335         }
1336
1337 static DH *get_dh1024()
1338         {
1339         static unsigned char dh1024_p[]={
1340                 0xF8,0x81,0x89,0x7D,0x14,0x24,0xC5,0xD1,0xE6,0xF7,0xBF,0x3A,
1341                 0xE4,0x90,0xF4,0xFC,0x73,0xFB,0x34,0xB5,0xFA,0x4C,0x56,0xA2,
1342                 0xEA,0xA7,0xE9,0xC0,0xC0,0xCE,0x89,0xE1,0xFA,0x63,0x3F,0xB0,
1343                 0x6B,0x32,0x66,0xF1,0xD1,0x7B,0xB0,0x00,0x8F,0xCA,0x87,0xC2,
1344                 0xAE,0x98,0x89,0x26,0x17,0xC2,0x05,0xD2,0xEC,0x08,0xD0,0x8C,
1345                 0xFF,0x17,0x52,0x8C,0xC5,0x07,0x93,0x03,0xB1,0xF6,0x2F,0xB8,
1346                 0x1C,0x52,0x47,0x27,0x1B,0xDB,0xD1,0x8D,0x9D,0x69,0x1D,0x52,
1347                 0x4B,0x32,0x81,0xAA,0x7F,0x00,0xC8,0xDC,0xE6,0xD9,0xCC,0xC1,
1348                 0x11,0x2D,0x37,0x34,0x6C,0xEA,0x02,0x97,0x4B,0x0E,0xBB,0xB1,
1349                 0x71,0x33,0x09,0x15,0xFD,0xDD,0x23,0x87,0x07,0x5E,0x89,0xAB,
1350                 0x6B,0x7C,0x5F,0xEC,0xA6,0x24,0xDC,0x53,
1351                 };
1352         static unsigned char dh1024_g[]={
1353                 0x02,
1354                 };
1355         DH *dh;
1356
1357         if ((dh=DH_new()) == NULL) return(NULL);
1358         dh->p=BN_bin2bn(dh1024_p,sizeof(dh1024_p),NULL);
1359         dh->g=BN_bin2bn(dh1024_g,sizeof(dh1024_g),NULL);
1360         if ((dh->p == NULL) || (dh->g == NULL))
1361                 { DH_free(dh); return(NULL); }
1362         return(dh);
1363         }
1364
1365 static DH *get_dh1024dsa()
1366         {
1367         static unsigned char dh1024_p[]={
1368                 0xC8,0x00,0xF7,0x08,0x07,0x89,0x4D,0x90,0x53,0xF3,0xD5,0x00,
1369                 0x21,0x1B,0xF7,0x31,0xA6,0xA2,0xDA,0x23,0x9A,0xC7,0x87,0x19,
1370                 0x3B,0x47,0xB6,0x8C,0x04,0x6F,0xFF,0xC6,0x9B,0xB8,0x65,0xD2,
1371                 0xC2,0x5F,0x31,0x83,0x4A,0xA7,0x5F,0x2F,0x88,0x38,0xB6,0x55,
1372                 0xCF,0xD9,0x87,0x6D,0x6F,0x9F,0xDA,0xAC,0xA6,0x48,0xAF,0xFC,
1373                 0x33,0x84,0x37,0x5B,0x82,0x4A,0x31,0x5D,0xE7,0xBD,0x52,0x97,
1374                 0xA1,0x77,0xBF,0x10,0x9E,0x37,0xEA,0x64,0xFA,0xCA,0x28,0x8D,
1375                 0x9D,0x3B,0xD2,0x6E,0x09,0x5C,0x68,0xC7,0x45,0x90,0xFD,0xBB,
1376                 0x70,0xC9,0x3A,0xBB,0xDF,0xD4,0x21,0x0F,0xC4,0x6A,0x3C,0xF6,
1377                 0x61,0xCF,0x3F,0xD6,0x13,0xF1,0x5F,0xBC,0xCF,0xBC,0x26,0x9E,
1378                 0xBC,0x0B,0xBD,0xAB,0x5D,0xC9,0x54,0x39,
1379                 };
1380         static unsigned char dh1024_g[]={
1381                 0x3B,0x40,0x86,0xE7,0xF3,0x6C,0xDE,0x67,0x1C,0xCC,0x80,0x05,
1382                 0x5A,0xDF,0xFE,0xBD,0x20,0x27,0x74,0x6C,0x24,0xC9,0x03,0xF3,
1383                 0xE1,0x8D,0xC3,0x7D,0x98,0x27,0x40,0x08,0xB8,0x8C,0x6A,0xE9,
1384                 0xBB,0x1A,0x3A,0xD6,0x86,0x83,0x5E,0x72,0x41,0xCE,0x85,0x3C,
1385                 0xD2,0xB3,0xFC,0x13,0xCE,0x37,0x81,0x9E,0x4C,0x1C,0x7B,0x65,
1386                 0xD3,0xE6,0xA6,0x00,0xF5,0x5A,0x95,0x43,0x5E,0x81,0xCF,0x60,
1387                 0xA2,0x23,0xFC,0x36,0xA7,0x5D,0x7A,0x4C,0x06,0x91,0x6E,0xF6,
1388                 0x57,0xEE,0x36,0xCB,0x06,0xEA,0xF5,0x3D,0x95,0x49,0xCB,0xA7,
1389                 0xDD,0x81,0xDF,0x80,0x09,0x4A,0x97,0x4D,0xA8,0x22,0x72,0xA1,
1390                 0x7F,0xC4,0x70,0x56,0x70,0xE8,0x20,0x10,0x18,0x8F,0x2E,0x60,
1391                 0x07,0xE7,0x68,0x1A,0x82,0x5D,0x32,0xA2,
1392                 };
1393         DH *dh;
1394
1395         if ((dh=DH_new()) == NULL) return(NULL);
1396         dh->p=BN_bin2bn(dh1024_p,sizeof(dh1024_p),NULL);
1397         dh->g=BN_bin2bn(dh1024_g,sizeof(dh1024_g),NULL);
1398         if ((dh->p == NULL) || (dh->g == NULL))
1399                 { DH_free(dh); return(NULL); }
1400         dh->length = 160;
1401         return(dh);
1402         }
1403 #endif