s_server.c revision 1.3.2.1
1 /* apps/s_server.c */ 2 /* Copyright (C) 1995-1998 Eric Young (eay (at) cryptsoft.com) 3 * All rights reserved. 4 * 5 * This package is an SSL implementation written 6 * by Eric Young (eay (at) 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 (at) 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 (at) 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 (at) 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) 1998-2006 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 (at) 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 (at) cryptsoft.com). This product includes software written by Tim 108 * Hudson (tjh (at) cryptsoft.com). 109 * 110 */ 111 /* ==================================================================== 112 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED. 113 * ECC cipher suite support in OpenSSL originally developed by 114 * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project. 115 */ 116 /* ==================================================================== 117 * Copyright 2005 Nokia. All rights reserved. 118 * 119 * The portions of the attached software ("Contribution") is developed by 120 * Nokia Corporation and is licensed pursuant to the OpenSSL open source 121 * license. 122 * 123 * The Contribution, originally written by Mika Kousa and Pasi Eronen of 124 * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites 125 * support (see RFC 4279) to OpenSSL. 126 * 127 * No patent licenses or other rights except those expressly stated in 128 * the OpenSSL open source license shall be deemed granted or received 129 * expressly, by implication, estoppel, or otherwise. 130 * 131 * No assurances are provided by Nokia that the Contribution does not 132 * infringe the patent or other intellectual property rights of any third 133 * party or that the license provides you with all the necessary rights 134 * to make use of the Contribution. 135 * 136 * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN 137 * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA 138 * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY 139 * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR 140 * OTHERWISE. 141 */ 142 143 /* Until the key-gen callbacks are modified to use newer prototypes, we allow 144 * deprecated functions for openssl-internal code */ 145 #ifdef OPENSSL_NO_DEPRECATED 146 #undef OPENSSL_NO_DEPRECATED 147 #endif 148 149 #include <assert.h> 150 #include <ctype.h> 151 #include <stdio.h> 152 #include <stdlib.h> 153 #include <string.h> 154 155 #include <openssl/e_os2.h> 156 #ifdef OPENSSL_NO_STDIO 157 #define APPS_WIN16 158 #endif 159 160 #if !defined(OPENSSL_SYS_NETWARE) /* conflicts with winsock2 stuff on netware */ 161 #include <sys/types.h> 162 #endif 163 164 /* With IPv6, it looks like Digital has mixed up the proper order of 165 recursive header file inclusion, resulting in the compiler complaining 166 that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which 167 is needed to have fileno() declared correctly... So let's define u_int */ 168 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT) 169 #define __U_INT 170 typedef unsigned int u_int; 171 #endif 172 173 #include <openssl/lhash.h> 174 #include <openssl/bn.h> 175 #define USE_SOCKETS 176 #include "apps.h" 177 #include <openssl/err.h> 178 #include <openssl/pem.h> 179 #include <openssl/x509.h> 180 #include <openssl/ssl.h> 181 #include <openssl/rand.h> 182 #include <openssl/ocsp.h> 183 #ifndef OPENSSL_NO_DH 184 #include <openssl/dh.h> 185 #endif 186 #ifndef OPENSSL_NO_RSA 187 #include <openssl/rsa.h> 188 #endif 189 #ifndef OPENSSL_NO_SRP 190 #include <openssl/srp.h> 191 #endif 192 #include "s_apps.h" 193 #include "timeouts.h" 194 195 #if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000) 196 /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */ 197 #undef FIONBIO 198 #endif 199 200 #if defined(OPENSSL_SYS_BEOS_R5) 201 #include <fcntl.h> 202 #endif 203 204 #ifndef OPENSSL_NO_RSA 205 static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength); 206 #endif 207 static int sv_body(char *hostname, int s, unsigned char *context); 208 static int www_body(char *hostname, int s, unsigned char *context); 209 static void close_accept_socket(void ); 210 static void sv_usage(void); 211 static int init_ssl_connection(SSL *s); 212 static void print_stats(BIO *bp,SSL_CTX *ctx); 213 static int generate_session_id(const SSL *ssl, unsigned char *id, 214 unsigned int *id_len); 215 #ifndef OPENSSL_NO_DH 216 static DH *load_dh_param(const char *dhfile); 217 static DH *get_dh512(void); 218 #endif 219 220 #ifdef MONOLITH 221 static void s_server_init(void); 222 #endif 223 224 #ifndef OPENSSL_NO_DH 225 static unsigned char dh512_p[]={ 226 0xDA,0x58,0x3C,0x16,0xD9,0x85,0x22,0x89,0xD0,0xE4,0xAF,0x75, 227 0x6F,0x4C,0xCA,0x92,0xDD,0x4B,0xE5,0x33,0xB8,0x04,0xFB,0x0F, 228 0xED,0x94,0xEF,0x9C,0x8A,0x44,0x03,0xED,0x57,0x46,0x50,0xD3, 229 0x69,0x99,0xDB,0x29,0xD7,0x76,0x27,0x6B,0xA2,0xD3,0xD4,0x12, 230 0xE2,0x18,0xF4,0xDD,0x1E,0x08,0x4C,0xF6,0xD8,0x00,0x3E,0x7C, 231 0x47,0x74,0xE8,0x33, 232 }; 233 static unsigned char dh512_g[]={ 234 0x02, 235 }; 236 237 static DH *get_dh512(void) 238 { 239 DH *dh=NULL; 240 241 if ((dh=DH_new()) == NULL) return(NULL); 242 dh->p=BN_bin2bn(dh512_p,sizeof(dh512_p),NULL); 243 dh->g=BN_bin2bn(dh512_g,sizeof(dh512_g),NULL); 244 if ((dh->p == NULL) || (dh->g == NULL)) 245 return(NULL); 246 return(dh); 247 } 248 #endif 249 250 251 /* static int load_CA(SSL_CTX *ctx, char *file);*/ 252 253 #undef BUFSIZZ 254 #define BUFSIZZ 16*1024 255 static int bufsize=BUFSIZZ; 256 static int accept_socket= -1; 257 258 #define TEST_CERT "server.pem" 259 #ifndef OPENSSL_NO_TLSEXT 260 #define TEST_CERT2 "server2.pem" 261 #endif 262 #undef PROG 263 #define PROG s_server_main 264 265 extern int verify_depth, verify_return_error; 266 267 static char *cipher=NULL; 268 static int s_server_verify=SSL_VERIFY_NONE; 269 static int s_server_session_id_context = 1; /* anything will do */ 270 static const char *s_cert_file=TEST_CERT,*s_key_file=NULL; 271 #ifndef OPENSSL_NO_TLSEXT 272 static const char *s_cert_file2=TEST_CERT2,*s_key_file2=NULL; 273 #endif 274 static char *s_dcert_file=NULL,*s_dkey_file=NULL; 275 #ifdef FIONBIO 276 static int s_nbio=0; 277 #endif 278 static int s_nbio_test=0; 279 int s_crlf=0; 280 static SSL_CTX *ctx=NULL; 281 #ifndef OPENSSL_NO_TLSEXT 282 static SSL_CTX *ctx2=NULL; 283 #endif 284 static int www=0; 285 286 static BIO *bio_s_out=NULL; 287 static int s_debug=0; 288 #ifndef OPENSSL_NO_TLSEXT 289 static int s_tlsextdebug=0; 290 static int s_tlsextstatus=0; 291 static int cert_status_cb(SSL *s, void *arg); 292 #endif 293 static int s_msg=0; 294 static int s_quiet=0; 295 296 static char *keymatexportlabel=NULL; 297 static int keymatexportlen=20; 298 299 static int hack=0; 300 #ifndef OPENSSL_NO_ENGINE 301 static char *engine_id=NULL; 302 #endif 303 static const char *session_id_prefix=NULL; 304 305 static int enable_timeouts = 0; 306 static long socket_mtu; 307 #ifndef OPENSSL_NO_DTLS1 308 static int cert_chain = 0; 309 #endif 310 311 312 #ifndef OPENSSL_NO_PSK 313 static char *psk_identity="Client_identity"; 314 char *psk_key=NULL; /* by default PSK is not used */ 315 316 static unsigned int psk_server_cb(SSL *ssl, const char *identity, 317 unsigned char *psk, unsigned int max_psk_len) 318 { 319 unsigned int psk_len = 0; 320 int ret; 321 BIGNUM *bn = NULL; 322 323 if (s_debug) 324 BIO_printf(bio_s_out,"psk_server_cb\n"); 325 if (!identity) 326 { 327 BIO_printf(bio_err,"Error: client did not send PSK identity\n"); 328 goto out_err; 329 } 330 if (s_debug) 331 BIO_printf(bio_s_out,"identity_len=%d identity=%s\n", 332 identity ? (int)strlen(identity) : 0, identity); 333 334 /* here we could lookup the given identity e.g. from a database */ 335 if (strcmp(identity, psk_identity) != 0) 336 { 337 BIO_printf(bio_s_out, "PSK error: client identity not found" 338 " (got '%s' expected '%s')\n", identity, 339 psk_identity); 340 goto out_err; 341 } 342 if (s_debug) 343 BIO_printf(bio_s_out, "PSK client identity found\n"); 344 345 /* convert the PSK key to binary */ 346 ret = BN_hex2bn(&bn, psk_key); 347 if (!ret) 348 { 349 BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", psk_key); 350 if (bn) 351 BN_free(bn); 352 return 0; 353 } 354 if (BN_num_bytes(bn) > (int)max_psk_len) 355 { 356 BIO_printf(bio_err,"psk buffer of callback is too small (%d) for key (%d)\n", 357 max_psk_len, BN_num_bytes(bn)); 358 BN_free(bn); 359 return 0; 360 } 361 362 ret = BN_bn2bin(bn, psk); 363 BN_free(bn); 364 365 if (ret < 0) 366 goto out_err; 367 psk_len = (unsigned int)ret; 368 369 if (s_debug) 370 BIO_printf(bio_s_out, "fetched PSK len=%d\n", psk_len); 371 return psk_len; 372 out_err: 373 if (s_debug) 374 BIO_printf(bio_err, "Error in PSK server callback\n"); 375 return 0; 376 } 377 #endif 378 379 #ifndef OPENSSL_NO_SRP 380 /* This is a context that we pass to callbacks */ 381 typedef struct srpsrvparm_st 382 { 383 char *login; 384 SRP_VBASE *vb; 385 SRP_user_pwd *user; 386 } srpsrvparm; 387 388 /* This callback pretends to require some asynchronous logic in order to obtain 389 a verifier. When the callback is called for a new connection we return 390 with a negative value. This will provoke the accept etc to return with 391 an LOOKUP_X509. The main logic of the reinvokes the suspended call 392 (which would normally occur after a worker has finished) and we 393 set the user parameters. 394 */ 395 static int MS_CALLBACK ssl_srp_server_param_cb(SSL *s, int *ad, void *arg) 396 { 397 srpsrvparm *p = (srpsrvparm *)arg; 398 if (p->login == NULL && p->user == NULL ) 399 { 400 p->login = SSL_get_srp_username(s); 401 BIO_printf(bio_err, "SRP username = \"%s\"\n", p->login); 402 return (-1) ; 403 } 404 405 if (p->user == NULL) 406 { 407 BIO_printf(bio_err, "User %s doesn't exist\n", p->login); 408 return SSL3_AL_FATAL; 409 } 410 if (SSL_set_srp_server_param(s, p->user->N, p->user->g, p->user->s, p->user->v, 411 p->user->info) < 0) 412 { 413 *ad = SSL_AD_INTERNAL_ERROR; 414 return SSL3_AL_FATAL; 415 } 416 BIO_printf(bio_err, "SRP parameters set: username = \"%s\" info=\"%s\" \n", p->login,p->user->info); 417 /* need to check whether there are memory leaks */ 418 p->user = NULL; 419 p->login = NULL; 420 return SSL_ERROR_NONE; 421 } 422 423 #endif 424 425 #ifdef MONOLITH 426 static void s_server_init(void) 427 { 428 accept_socket=-1; 429 cipher=NULL; 430 s_server_verify=SSL_VERIFY_NONE; 431 s_dcert_file=NULL; 432 s_dkey_file=NULL; 433 s_cert_file=TEST_CERT; 434 s_key_file=NULL; 435 #ifndef OPENSSL_NO_TLSEXT 436 s_cert_file2=TEST_CERT2; 437 s_key_file2=NULL; 438 ctx2=NULL; 439 #endif 440 #ifdef FIONBIO 441 s_nbio=0; 442 #endif 443 s_nbio_test=0; 444 ctx=NULL; 445 www=0; 446 447 bio_s_out=NULL; 448 s_debug=0; 449 s_msg=0; 450 s_quiet=0; 451 hack=0; 452 #ifndef OPENSSL_NO_ENGINE 453 engine_id=NULL; 454 #endif 455 } 456 #endif 457 458 static void sv_usage(void) 459 { 460 BIO_printf(bio_err,"usage: s_server [args ...]\n"); 461 BIO_printf(bio_err,"\n"); 462 BIO_printf(bio_err," -accept arg - port to accept on (default is %d)\n",PORT); 463 BIO_printf(bio_err," -context arg - set session ID context\n"); 464 BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n"); 465 BIO_printf(bio_err," -Verify arg - turn on peer certificate verification, must have a cert.\n"); 466 BIO_printf(bio_err," -cert arg - certificate file to use\n"); 467 BIO_printf(bio_err," (default is %s)\n",TEST_CERT); 468 BIO_printf(bio_err," -crl_check - check the peer certificate has not been revoked by its CA.\n" \ 469 " The CRL(s) are appended to the certificate file\n"); 470 BIO_printf(bio_err," -crl_check_all - check the peer certificate has not been revoked by its CA\n" \ 471 " or any other CRL in the CA chain. CRL(s) are appened to the\n" \ 472 " the certificate file.\n"); 473 BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n"); 474 BIO_printf(bio_err," -key arg - Private Key file to use, in cert file if\n"); 475 BIO_printf(bio_err," not specified (default is %s)\n",TEST_CERT); 476 BIO_printf(bio_err," -keyform arg - key format (PEM, DER or ENGINE) PEM default\n"); 477 BIO_printf(bio_err," -pass arg - private key file pass phrase source\n"); 478 BIO_printf(bio_err," -dcert arg - second certificate file to use (usually for DSA)\n"); 479 BIO_printf(bio_err," -dcertform x - second certificate format (PEM or DER) PEM default\n"); 480 BIO_printf(bio_err," -dkey arg - second private key file to use (usually for DSA)\n"); 481 BIO_printf(bio_err," -dkeyform arg - second key format (PEM, DER or ENGINE) PEM default\n"); 482 BIO_printf(bio_err," -dpass arg - second private key file pass phrase source\n"); 483 BIO_printf(bio_err," -dhparam arg - DH parameter file to use, in cert file if not specified\n"); 484 BIO_printf(bio_err," or a default set of parameters is used\n"); 485 #ifndef OPENSSL_NO_ECDH 486 BIO_printf(bio_err," -named_curve arg - Elliptic curve name to use for ephemeral ECDH keys.\n" \ 487 " Use \"openssl ecparam -list_curves\" for all names\n" \ 488 " (default is nistp256).\n"); 489 #endif 490 #ifdef FIONBIO 491 BIO_printf(bio_err," -nbio - Run with non-blocking IO\n"); 492 #endif 493 BIO_printf(bio_err," -nbio_test - test with the non-blocking test bio\n"); 494 BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n"); 495 BIO_printf(bio_err," -debug - Print more output\n"); 496 BIO_printf(bio_err," -msg - Show protocol messages\n"); 497 BIO_printf(bio_err," -state - Print the SSL states\n"); 498 BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n"); 499 BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n"); 500 BIO_printf(bio_err," -nocert - Don't use any certificates (Anon-DH)\n"); 501 BIO_printf(bio_err," -cipher arg - play with 'openssl ciphers' to see what goes here\n"); 502 BIO_printf(bio_err," -serverpref - Use server's cipher preferences\n"); 503 BIO_printf(bio_err," -quiet - No server output\n"); 504 BIO_printf(bio_err," -no_tmp_rsa - Do not generate a tmp RSA key\n"); 505 #ifndef OPENSSL_NO_PSK 506 BIO_printf(bio_err," -psk_hint arg - PSK identity hint to use\n"); 507 BIO_printf(bio_err," -psk arg - PSK in hex (without 0x)\n"); 508 # ifndef OPENSSL_NO_JPAKE 509 BIO_printf(bio_err," -jpake arg - JPAKE secret to use\n"); 510 # endif 511 #endif 512 #ifndef OPENSSL_NO_SRP 513 BIO_printf(bio_err," -srpvfile file - The verifier file for SRP\n"); 514 BIO_printf(bio_err," -srpuserseed string - A seed string for a default user salt.\n"); 515 #endif 516 BIO_printf(bio_err," -ssl2 - Just talk SSLv2\n"); 517 BIO_printf(bio_err," -ssl3 - Just talk SSLv3\n"); 518 BIO_printf(bio_err," -tls1_2 - Just talk TLSv1.2\n"); 519 BIO_printf(bio_err," -tls1_1 - Just talk TLSv1.1\n"); 520 BIO_printf(bio_err," -tls1 - Just talk TLSv1\n"); 521 BIO_printf(bio_err," -dtls1 - Just talk DTLSv1\n"); 522 BIO_printf(bio_err," -timeout - Enable timeouts\n"); 523 BIO_printf(bio_err," -mtu - Set link layer MTU\n"); 524 BIO_printf(bio_err," -chain - Read a certificate chain\n"); 525 BIO_printf(bio_err," -no_ssl2 - Just disable SSLv2\n"); 526 BIO_printf(bio_err," -no_ssl3 - Just disable SSLv3\n"); 527 BIO_printf(bio_err," -no_tls1 - Just disable TLSv1\n"); 528 BIO_printf(bio_err," -no_tls1_1 - Just disable TLSv1.1\n"); 529 BIO_printf(bio_err," -no_tls1_2 - Just disable TLSv1.2\n"); 530 #ifndef OPENSSL_NO_DH 531 BIO_printf(bio_err," -no_dhe - Disable ephemeral DH\n"); 532 #endif 533 #ifndef OPENSSL_NO_ECDH 534 BIO_printf(bio_err," -no_ecdhe - Disable ephemeral ECDH\n"); 535 #endif 536 BIO_printf(bio_err," -bugs - Turn on SSL bug compatibility\n"); 537 BIO_printf(bio_err," -www - Respond to a 'GET /' with a status page\n"); 538 BIO_printf(bio_err," -WWW - Respond to a 'GET /<path> HTTP/1.0' with file ./<path>\n"); 539 BIO_printf(bio_err," -HTTP - Respond to a 'GET /<path> HTTP/1.0' with file ./<path>\n"); 540 BIO_printf(bio_err," with the assumption it contains a complete HTTP response.\n"); 541 #ifndef OPENSSL_NO_ENGINE 542 BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n"); 543 #endif 544 BIO_printf(bio_err," -id_prefix arg - Generate SSL/TLS session IDs prefixed by 'arg'\n"); 545 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR); 546 #ifndef OPENSSL_NO_TLSEXT 547 BIO_printf(bio_err," -servername host - servername for HostName TLS extension\n"); 548 BIO_printf(bio_err," -servername_fatal - on mismatch send fatal alert (default warning alert)\n"); 549 BIO_printf(bio_err," -cert2 arg - certificate file to use for servername\n"); 550 BIO_printf(bio_err," (default is %s)\n",TEST_CERT2); 551 BIO_printf(bio_err," -key2 arg - Private Key file to use for servername, in cert file if\n"); 552 BIO_printf(bio_err," not specified (default is %s)\n",TEST_CERT2); 553 BIO_printf(bio_err," -tlsextdebug - hex dump of all TLS extensions received\n"); 554 BIO_printf(bio_err," -no_ticket - disable use of RFC4507bis session tickets\n"); 555 BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n"); 556 # ifndef OPENSSL_NO_NEXTPROTONEG 557 BIO_printf(bio_err," -nextprotoneg arg - set the advertised protocols for the NPN extension (comma-separated list)\n"); 558 # endif 559 # ifndef OPENSSL_NO_SRTP 560 BIO_printf(bio_err," -use_srtp profiles - Offer SRTP key management with a colon-separated profile list\n"); 561 # endif 562 #endif 563 BIO_printf(bio_err," -keymatexport label - Export keying material using label\n"); 564 BIO_printf(bio_err," -keymatexportlen len - Export len bytes of keying material (default 20)\n"); 565 } 566 567 static int local_argc=0; 568 static char **local_argv; 569 570 #ifdef CHARSET_EBCDIC 571 static int ebcdic_new(BIO *bi); 572 static int ebcdic_free(BIO *a); 573 static int ebcdic_read(BIO *b, char *out, int outl); 574 static int ebcdic_write(BIO *b, const char *in, int inl); 575 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr); 576 static int ebcdic_gets(BIO *bp, char *buf, int size); 577 static int ebcdic_puts(BIO *bp, const char *str); 578 579 #define BIO_TYPE_EBCDIC_FILTER (18|0x0200) 580 static BIO_METHOD methods_ebcdic= 581 { 582 BIO_TYPE_EBCDIC_FILTER, 583 "EBCDIC/ASCII filter", 584 ebcdic_write, 585 ebcdic_read, 586 ebcdic_puts, 587 ebcdic_gets, 588 ebcdic_ctrl, 589 ebcdic_new, 590 ebcdic_free, 591 }; 592 593 typedef struct 594 { 595 size_t alloced; 596 char buff[1]; 597 } EBCDIC_OUTBUFF; 598 599 BIO_METHOD *BIO_f_ebcdic_filter() 600 { 601 return(&methods_ebcdic); 602 } 603 604 static int ebcdic_new(BIO *bi) 605 { 606 EBCDIC_OUTBUFF *wbuf; 607 608 wbuf = (EBCDIC_OUTBUFF *)OPENSSL_malloc(sizeof(EBCDIC_OUTBUFF) + 1024); 609 wbuf->alloced = 1024; 610 wbuf->buff[0] = '\0'; 611 612 bi->ptr=(char *)wbuf; 613 bi->init=1; 614 bi->flags=0; 615 return(1); 616 } 617 618 static int ebcdic_free(BIO *a) 619 { 620 if (a == NULL) return(0); 621 if (a->ptr != NULL) 622 OPENSSL_free(a->ptr); 623 a->ptr=NULL; 624 a->init=0; 625 a->flags=0; 626 return(1); 627 } 628 629 static int ebcdic_read(BIO *b, char *out, int outl) 630 { 631 int ret=0; 632 633 if (out == NULL || outl == 0) return(0); 634 if (b->next_bio == NULL) return(0); 635 636 ret=BIO_read(b->next_bio,out,outl); 637 if (ret > 0) 638 ascii2ebcdic(out,out,ret); 639 return(ret); 640 } 641 642 static int ebcdic_write(BIO *b, const char *in, int inl) 643 { 644 EBCDIC_OUTBUFF *wbuf; 645 int ret=0; 646 int num; 647 unsigned char n; 648 649 if ((in == NULL) || (inl <= 0)) return(0); 650 if (b->next_bio == NULL) return(0); 651 652 wbuf=(EBCDIC_OUTBUFF *)b->ptr; 653 654 if (inl > (num = wbuf->alloced)) 655 { 656 num = num + num; /* double the size */ 657 if (num < inl) 658 num = inl; 659 OPENSSL_free(wbuf); 660 wbuf=(EBCDIC_OUTBUFF *)OPENSSL_malloc(sizeof(EBCDIC_OUTBUFF) + num); 661 662 wbuf->alloced = num; 663 wbuf->buff[0] = '\0'; 664 665 b->ptr=(char *)wbuf; 666 } 667 668 ebcdic2ascii(wbuf->buff, in, inl); 669 670 ret=BIO_write(b->next_bio, wbuf->buff, inl); 671 672 return(ret); 673 } 674 675 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr) 676 { 677 long ret; 678 679 if (b->next_bio == NULL) return(0); 680 switch (cmd) 681 { 682 case BIO_CTRL_DUP: 683 ret=0L; 684 break; 685 default: 686 ret=BIO_ctrl(b->next_bio,cmd,num,ptr); 687 break; 688 } 689 return(ret); 690 } 691 692 static int ebcdic_gets(BIO *bp, char *buf, int size) 693 { 694 int i, ret=0; 695 if (bp->next_bio == NULL) return(0); 696 /* return(BIO_gets(bp->next_bio,buf,size));*/ 697 for (i=0; i<size-1; ++i) 698 { 699 ret = ebcdic_read(bp,&buf[i],1); 700 if (ret <= 0) 701 break; 702 else if (buf[i] == '\n') 703 { 704 ++i; 705 break; 706 } 707 } 708 if (i < size) 709 buf[i] = '\0'; 710 return (ret < 0 && i == 0) ? ret : i; 711 } 712 713 static int ebcdic_puts(BIO *bp, const char *str) 714 { 715 if (bp->next_bio == NULL) return(0); 716 return ebcdic_write(bp, str, strlen(str)); 717 } 718 #endif 719 720 #ifndef OPENSSL_NO_TLSEXT 721 722 /* This is a context that we pass to callbacks */ 723 typedef struct tlsextctx_st { 724 char * servername; 725 BIO * biodebug; 726 int extension_error; 727 } tlsextctx; 728 729 730 static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg) 731 { 732 tlsextctx * p = (tlsextctx *) arg; 733 const char * servername = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name); 734 if (servername && p->biodebug) 735 BIO_printf(p->biodebug,"Hostname in TLS extension: \"%s\"\n",servername); 736 737 if (!p->servername) 738 return SSL_TLSEXT_ERR_NOACK; 739 740 if (servername) 741 { 742 if (strcmp(servername,p->servername)) 743 return p->extension_error; 744 if (ctx2) 745 { 746 BIO_printf(p->biodebug,"Switching server context.\n"); 747 SSL_set_SSL_CTX(s,ctx2); 748 } 749 } 750 return SSL_TLSEXT_ERR_OK; 751 } 752 753 /* Structure passed to cert status callback */ 754 755 typedef struct tlsextstatusctx_st { 756 /* Default responder to use */ 757 char *host, *path, *port; 758 int use_ssl; 759 int timeout; 760 BIO *err; 761 int verbose; 762 } tlsextstatusctx; 763 764 static tlsextstatusctx tlscstatp = {NULL, NULL, NULL, 0, -1, NULL, 0}; 765 766 /* Certificate Status callback. This is called when a client includes a 767 * certificate status request extension. 768 * 769 * This is a simplified version. It examines certificates each time and 770 * makes one OCSP responder query for each request. 771 * 772 * A full version would store details such as the OCSP certificate IDs and 773 * minimise the number of OCSP responses by caching them until they were 774 * considered "expired". 775 */ 776 777 static int cert_status_cb(SSL *s, void *arg) 778 { 779 tlsextstatusctx *srctx = arg; 780 BIO *err = srctx->err; 781 char *host, *port, *path; 782 int use_ssl; 783 unsigned char *rspder = NULL; 784 int rspderlen; 785 STACK_OF(OPENSSL_STRING) *aia = NULL; 786 X509 *x = NULL; 787 X509_STORE_CTX inctx; 788 X509_OBJECT obj; 789 OCSP_REQUEST *req = NULL; 790 OCSP_RESPONSE *resp = NULL; 791 OCSP_CERTID *id = NULL; 792 STACK_OF(X509_EXTENSION) *exts; 793 int ret = SSL_TLSEXT_ERR_NOACK; 794 int i; 795 #if 0 796 STACK_OF(OCSP_RESPID) *ids; 797 SSL_get_tlsext_status_ids(s, &ids); 798 BIO_printf(err, "cert_status: received %d ids\n", sk_OCSP_RESPID_num(ids)); 799 #endif 800 if (srctx->verbose) 801 BIO_puts(err, "cert_status: callback called\n"); 802 /* Build up OCSP query from server certificate */ 803 x = SSL_get_certificate(s); 804 aia = X509_get1_ocsp(x); 805 if (aia) 806 { 807 if (!OCSP_parse_url(sk_OPENSSL_STRING_value(aia, 0), 808 &host, &port, &path, &use_ssl)) 809 { 810 BIO_puts(err, "cert_status: can't parse AIA URL\n"); 811 goto err; 812 } 813 if (srctx->verbose) 814 BIO_printf(err, "cert_status: AIA URL: %s\n", 815 sk_OPENSSL_STRING_value(aia, 0)); 816 } 817 else 818 { 819 if (!srctx->host) 820 { 821 BIO_puts(srctx->err, "cert_status: no AIA and no default responder URL\n"); 822 goto done; 823 } 824 host = srctx->host; 825 path = srctx->path; 826 port = srctx->port; 827 use_ssl = srctx->use_ssl; 828 } 829 830 if (!X509_STORE_CTX_init(&inctx, 831 SSL_CTX_get_cert_store(SSL_get_SSL_CTX(s)), 832 NULL, NULL)) 833 goto err; 834 if (X509_STORE_get_by_subject(&inctx,X509_LU_X509, 835 X509_get_issuer_name(x),&obj) <= 0) 836 { 837 BIO_puts(err, "cert_status: Can't retrieve issuer certificate.\n"); 838 X509_STORE_CTX_cleanup(&inctx); 839 goto done; 840 } 841 req = OCSP_REQUEST_new(); 842 if (!req) 843 goto err; 844 id = OCSP_cert_to_id(NULL, x, obj.data.x509); 845 X509_free(obj.data.x509); 846 X509_STORE_CTX_cleanup(&inctx); 847 if (!id) 848 goto err; 849 if (!OCSP_request_add0_id(req, id)) 850 goto err; 851 id = NULL; 852 /* Add any extensions to the request */ 853 SSL_get_tlsext_status_exts(s, &exts); 854 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) 855 { 856 X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i); 857 if (!OCSP_REQUEST_add_ext(req, ext, -1)) 858 goto err; 859 } 860 resp = process_responder(err, req, host, path, port, use_ssl, NULL, 861 srctx->timeout); 862 if (!resp) 863 { 864 BIO_puts(err, "cert_status: error querying responder\n"); 865 goto done; 866 } 867 rspderlen = i2d_OCSP_RESPONSE(resp, &rspder); 868 if (rspderlen <= 0) 869 goto err; 870 SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen); 871 if (srctx->verbose) 872 { 873 BIO_puts(err, "cert_status: ocsp response sent:\n"); 874 OCSP_RESPONSE_print(err, resp, 2); 875 } 876 ret = SSL_TLSEXT_ERR_OK; 877 done: 878 if (ret != SSL_TLSEXT_ERR_OK) 879 ERR_print_errors(err); 880 if (aia) 881 { 882 OPENSSL_free(host); 883 OPENSSL_free(path); 884 OPENSSL_free(port); 885 X509_email_free(aia); 886 } 887 if (id) 888 OCSP_CERTID_free(id); 889 if (req) 890 OCSP_REQUEST_free(req); 891 if (resp) 892 OCSP_RESPONSE_free(resp); 893 return ret; 894 err: 895 ret = SSL_TLSEXT_ERR_ALERT_FATAL; 896 goto done; 897 } 898 899 # ifndef OPENSSL_NO_NEXTPROTONEG 900 /* This is the context that we pass to next_proto_cb */ 901 typedef struct tlsextnextprotoctx_st { 902 unsigned char *data; 903 unsigned int len; 904 } tlsextnextprotoctx; 905 906 static int next_proto_cb(SSL *s, const unsigned char **data, unsigned int *len, void *arg) 907 { 908 tlsextnextprotoctx *next_proto = arg; 909 910 *data = next_proto->data; 911 *len = next_proto->len; 912 913 return SSL_TLSEXT_ERR_OK; 914 } 915 # endif /* ndef OPENSSL_NO_NEXTPROTONEG */ 916 917 918 #endif 919 920 int MAIN(int, char **); 921 922 #ifndef OPENSSL_NO_JPAKE 923 static char *jpake_secret = NULL; 924 #endif 925 #ifndef OPENSSL_NO_SRP 926 static srpsrvparm srp_callback_parm; 927 #endif 928 #ifndef OPENSSL_NO_SRTP 929 static char *srtp_profiles = NULL; 930 #endif 931 932 int MAIN(int argc, char *argv[]) 933 { 934 X509_VERIFY_PARAM *vpm = NULL; 935 int badarg = 0; 936 short port=PORT; 937 char *CApath=NULL,*CAfile=NULL; 938 unsigned char *context = NULL; 939 char *dhfile = NULL; 940 #ifndef OPENSSL_NO_ECDH 941 char *named_curve = NULL; 942 #endif 943 int badop=0,bugs=0; 944 int ret=1; 945 int off=0; 946 int no_tmp_rsa=0,no_dhe=0,no_ecdhe=0,nocert=0; 947 int state=0; 948 const SSL_METHOD *meth=NULL; 949 int socket_type=SOCK_STREAM; 950 ENGINE *e=NULL; 951 char *inrand=NULL; 952 int s_cert_format = FORMAT_PEM, s_key_format = FORMAT_PEM; 953 char *passarg = NULL, *pass = NULL; 954 char *dpassarg = NULL, *dpass = NULL; 955 int s_dcert_format = FORMAT_PEM, s_dkey_format = FORMAT_PEM; 956 X509 *s_cert = NULL, *s_dcert = NULL; 957 EVP_PKEY *s_key = NULL, *s_dkey = NULL; 958 int no_cache = 0; 959 #ifndef OPENSSL_NO_TLSEXT 960 EVP_PKEY *s_key2 = NULL; 961 X509 *s_cert2 = NULL; 962 tlsextctx tlsextcbp = {NULL, NULL, SSL_TLSEXT_ERR_ALERT_WARNING}; 963 # ifndef OPENSSL_NO_NEXTPROTONEG 964 const char *next_proto_neg_in = NULL; 965 tlsextnextprotoctx next_proto; 966 # endif 967 #endif 968 #ifndef OPENSSL_NO_PSK 969 /* by default do not send a PSK identity hint */ 970 static char *psk_identity_hint=NULL; 971 #endif 972 #ifndef OPENSSL_NO_SRP 973 char *srpuserseed = NULL; 974 char *srp_verifier_file = NULL; 975 #endif 976 meth=SSLv23_server_method(); 977 978 local_argc=argc; 979 local_argv=argv; 980 981 apps_startup(); 982 #ifdef MONOLITH 983 s_server_init(); 984 #endif 985 986 if (bio_err == NULL) 987 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE); 988 989 if (!load_config(bio_err, NULL)) 990 goto end; 991 992 verify_depth=0; 993 #ifdef FIONBIO 994 s_nbio=0; 995 #endif 996 s_nbio_test=0; 997 998 argc--; 999 argv++; 1000 1001 while (argc >= 1) 1002 { 1003 if ((strcmp(*argv,"-port") == 0) || 1004 (strcmp(*argv,"-accept") == 0)) 1005 { 1006 if (--argc < 1) goto bad; 1007 if (!extract_port(*(++argv),&port)) 1008 goto bad; 1009 } 1010 else if (strcmp(*argv,"-verify") == 0) 1011 { 1012 s_server_verify=SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE; 1013 if (--argc < 1) goto bad; 1014 verify_depth=atoi(*(++argv)); 1015 BIO_printf(bio_err,"verify depth is %d\n",verify_depth); 1016 } 1017 else if (strcmp(*argv,"-Verify") == 0) 1018 { 1019 s_server_verify=SSL_VERIFY_PEER|SSL_VERIFY_FAIL_IF_NO_PEER_CERT| 1020 SSL_VERIFY_CLIENT_ONCE; 1021 if (--argc < 1) goto bad; 1022 verify_depth=atoi(*(++argv)); 1023 BIO_printf(bio_err,"verify depth is %d, must return a certificate\n",verify_depth); 1024 } 1025 else if (strcmp(*argv,"-context") == 0) 1026 { 1027 if (--argc < 1) goto bad; 1028 context= (unsigned char *)*(++argv); 1029 } 1030 else if (strcmp(*argv,"-cert") == 0) 1031 { 1032 if (--argc < 1) goto bad; 1033 s_cert_file= *(++argv); 1034 } 1035 else if (strcmp(*argv,"-certform") == 0) 1036 { 1037 if (--argc < 1) goto bad; 1038 s_cert_format = str2fmt(*(++argv)); 1039 } 1040 else if (strcmp(*argv,"-key") == 0) 1041 { 1042 if (--argc < 1) goto bad; 1043 s_key_file= *(++argv); 1044 } 1045 else if (strcmp(*argv,"-keyform") == 0) 1046 { 1047 if (--argc < 1) goto bad; 1048 s_key_format = str2fmt(*(++argv)); 1049 } 1050 else if (strcmp(*argv,"-pass") == 0) 1051 { 1052 if (--argc < 1) goto bad; 1053 passarg = *(++argv); 1054 } 1055 else if (strcmp(*argv,"-dhparam") == 0) 1056 { 1057 if (--argc < 1) goto bad; 1058 dhfile = *(++argv); 1059 } 1060 #ifndef OPENSSL_NO_ECDH 1061 else if (strcmp(*argv,"-named_curve") == 0) 1062 { 1063 if (--argc < 1) goto bad; 1064 named_curve = *(++argv); 1065 } 1066 #endif 1067 else if (strcmp(*argv,"-dcertform") == 0) 1068 { 1069 if (--argc < 1) goto bad; 1070 s_dcert_format = str2fmt(*(++argv)); 1071 } 1072 else if (strcmp(*argv,"-dcert") == 0) 1073 { 1074 if (--argc < 1) goto bad; 1075 s_dcert_file= *(++argv); 1076 } 1077 else if (strcmp(*argv,"-dkeyform") == 0) 1078 { 1079 if (--argc < 1) goto bad; 1080 s_dkey_format = str2fmt(*(++argv)); 1081 } 1082 else if (strcmp(*argv,"-dpass") == 0) 1083 { 1084 if (--argc < 1) goto bad; 1085 dpassarg = *(++argv); 1086 } 1087 else if (strcmp(*argv,"-dkey") == 0) 1088 { 1089 if (--argc < 1) goto bad; 1090 s_dkey_file= *(++argv); 1091 } 1092 else if (strcmp(*argv,"-nocert") == 0) 1093 { 1094 nocert=1; 1095 } 1096 else if (strcmp(*argv,"-CApath") == 0) 1097 { 1098 if (--argc < 1) goto bad; 1099 CApath= *(++argv); 1100 } 1101 else if (strcmp(*argv,"-no_cache") == 0) 1102 no_cache = 1; 1103 else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm)) 1104 { 1105 if (badarg) 1106 goto bad; 1107 continue; 1108 } 1109 else if (strcmp(*argv,"-verify_return_error") == 0) 1110 verify_return_error = 1; 1111 else if (strcmp(*argv,"-serverpref") == 0) 1112 { off|=SSL_OP_CIPHER_SERVER_PREFERENCE; } 1113 else if (strcmp(*argv,"-legacy_renegotiation") == 0) 1114 off|=SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION; 1115 else if (strcmp(*argv,"-cipher") == 0) 1116 { 1117 if (--argc < 1) goto bad; 1118 cipher= *(++argv); 1119 } 1120 else if (strcmp(*argv,"-CAfile") == 0) 1121 { 1122 if (--argc < 1) goto bad; 1123 CAfile= *(++argv); 1124 } 1125 #ifdef FIONBIO 1126 else if (strcmp(*argv,"-nbio") == 0) 1127 { s_nbio=1; } 1128 #endif 1129 else if (strcmp(*argv,"-nbio_test") == 0) 1130 { 1131 #ifdef FIONBIO 1132 s_nbio=1; 1133 #endif 1134 s_nbio_test=1; 1135 } 1136 else if (strcmp(*argv,"-debug") == 0) 1137 { s_debug=1; } 1138 #ifndef OPENSSL_NO_TLSEXT 1139 else if (strcmp(*argv,"-tlsextdebug") == 0) 1140 s_tlsextdebug=1; 1141 else if (strcmp(*argv,"-status") == 0) 1142 s_tlsextstatus=1; 1143 else if (strcmp(*argv,"-status_verbose") == 0) 1144 { 1145 s_tlsextstatus=1; 1146 tlscstatp.verbose = 1; 1147 } 1148 else if (!strcmp(*argv, "-status_timeout")) 1149 { 1150 s_tlsextstatus=1; 1151 if (--argc < 1) goto bad; 1152 tlscstatp.timeout = atoi(*(++argv)); 1153 } 1154 else if (!strcmp(*argv, "-status_url")) 1155 { 1156 s_tlsextstatus=1; 1157 if (--argc < 1) goto bad; 1158 if (!OCSP_parse_url(*(++argv), 1159 &tlscstatp.host, 1160 &tlscstatp.port, 1161 &tlscstatp.path, 1162 &tlscstatp.use_ssl)) 1163 { 1164 BIO_printf(bio_err, "Error parsing URL\n"); 1165 goto bad; 1166 } 1167 } 1168 #endif 1169 else if (strcmp(*argv,"-msg") == 0) 1170 { s_msg=1; } 1171 else if (strcmp(*argv,"-hack") == 0) 1172 { hack=1; } 1173 else if (strcmp(*argv,"-state") == 0) 1174 { state=1; } 1175 else if (strcmp(*argv,"-crlf") == 0) 1176 { s_crlf=1; } 1177 else if (strcmp(*argv,"-quiet") == 0) 1178 { s_quiet=1; } 1179 else if (strcmp(*argv,"-bugs") == 0) 1180 { bugs=1; } 1181 else if (strcmp(*argv,"-no_tmp_rsa") == 0) 1182 { no_tmp_rsa=1; } 1183 else if (strcmp(*argv,"-no_dhe") == 0) 1184 { no_dhe=1; } 1185 else if (strcmp(*argv,"-no_ecdhe") == 0) 1186 { no_ecdhe=1; } 1187 #ifndef OPENSSL_NO_PSK 1188 else if (strcmp(*argv,"-psk_hint") == 0) 1189 { 1190 if (--argc < 1) goto bad; 1191 psk_identity_hint= *(++argv); 1192 } 1193 else if (strcmp(*argv,"-psk") == 0) 1194 { 1195 size_t i; 1196 1197 if (--argc < 1) goto bad; 1198 psk_key=*(++argv); 1199 for (i=0; i<strlen(psk_key); i++) 1200 { 1201 if (isxdigit((unsigned char)psk_key[i])) 1202 continue; 1203 BIO_printf(bio_err,"Not a hex number '%s'\n",*argv); 1204 goto bad; 1205 } 1206 } 1207 #endif 1208 #ifndef OPENSSL_NO_SRP 1209 else if (strcmp(*argv, "-srpvfile") == 0) 1210 { 1211 if (--argc < 1) goto bad; 1212 srp_verifier_file = *(++argv); 1213 meth = TLSv1_server_method(); 1214 } 1215 else if (strcmp(*argv, "-srpuserseed") == 0) 1216 { 1217 if (--argc < 1) goto bad; 1218 srpuserseed = *(++argv); 1219 meth = TLSv1_server_method(); 1220 } 1221 #endif 1222 else if (strcmp(*argv,"-www") == 0) 1223 { www=1; } 1224 else if (strcmp(*argv,"-WWW") == 0) 1225 { www=2; } 1226 else if (strcmp(*argv,"-HTTP") == 0) 1227 { www=3; } 1228 else if (strcmp(*argv,"-no_ssl2") == 0) 1229 { off|=SSL_OP_NO_SSLv2; } 1230 else if (strcmp(*argv,"-no_ssl3") == 0) 1231 { off|=SSL_OP_NO_SSLv3; } 1232 else if (strcmp(*argv,"-no_tls1") == 0) 1233 { off|=SSL_OP_NO_TLSv1; } 1234 else if (strcmp(*argv,"-no_tls1_1") == 0) 1235 { off|=SSL_OP_NO_TLSv1_1; } 1236 else if (strcmp(*argv,"-no_tls1_2") == 0) 1237 { off|=SSL_OP_NO_TLSv1_2; } 1238 else if (strcmp(*argv,"-no_comp") == 0) 1239 { off|=SSL_OP_NO_COMPRESSION; } 1240 #ifndef OPENSSL_NO_TLSEXT 1241 else if (strcmp(*argv,"-no_ticket") == 0) 1242 { off|=SSL_OP_NO_TICKET; } 1243 #endif 1244 #ifndef OPENSSL_NO_SSL2 1245 else if (strcmp(*argv,"-ssl2") == 0) 1246 { meth=SSLv2_server_method(); } 1247 #endif 1248 #ifndef OPENSSL_NO_SSL3 1249 else if (strcmp(*argv,"-ssl3") == 0) 1250 { meth=SSLv3_server_method(); } 1251 #endif 1252 #ifndef OPENSSL_NO_TLS1 1253 else if (strcmp(*argv,"-tls1") == 0) 1254 { meth=TLSv1_server_method(); } 1255 else if (strcmp(*argv,"-tls1_1") == 0) 1256 { meth=TLSv1_1_server_method(); } 1257 else if (strcmp(*argv,"-tls1_2") == 0) 1258 { meth=TLSv1_2_server_method(); } 1259 #endif 1260 #ifndef OPENSSL_NO_DTLS1 1261 else if (strcmp(*argv,"-dtls1") == 0) 1262 { 1263 meth=DTLSv1_server_method(); 1264 socket_type = SOCK_DGRAM; 1265 } 1266 else if (strcmp(*argv,"-timeout") == 0) 1267 enable_timeouts = 1; 1268 else if (strcmp(*argv,"-mtu") == 0) 1269 { 1270 if (--argc < 1) goto bad; 1271 socket_mtu = atol(*(++argv)); 1272 } 1273 else if (strcmp(*argv, "-chain") == 0) 1274 cert_chain = 1; 1275 #endif 1276 else if (strcmp(*argv, "-id_prefix") == 0) 1277 { 1278 if (--argc < 1) goto bad; 1279 session_id_prefix = *(++argv); 1280 } 1281 #ifndef OPENSSL_NO_ENGINE 1282 else if (strcmp(*argv,"-engine") == 0) 1283 { 1284 if (--argc < 1) goto bad; 1285 engine_id= *(++argv); 1286 } 1287 #endif 1288 else if (strcmp(*argv,"-rand") == 0) 1289 { 1290 if (--argc < 1) goto bad; 1291 inrand= *(++argv); 1292 } 1293 #ifndef OPENSSL_NO_TLSEXT 1294 else if (strcmp(*argv,"-servername") == 0) 1295 { 1296 if (--argc < 1) goto bad; 1297 tlsextcbp.servername= *(++argv); 1298 } 1299 else if (strcmp(*argv,"-servername_fatal") == 0) 1300 { tlsextcbp.extension_error = SSL_TLSEXT_ERR_ALERT_FATAL; } 1301 else if (strcmp(*argv,"-cert2") == 0) 1302 { 1303 if (--argc < 1) goto bad; 1304 s_cert_file2= *(++argv); 1305 } 1306 else if (strcmp(*argv,"-key2") == 0) 1307 { 1308 if (--argc < 1) goto bad; 1309 s_key_file2= *(++argv); 1310 } 1311 # ifndef OPENSSL_NO_NEXTPROTONEG 1312 else if (strcmp(*argv,"-nextprotoneg") == 0) 1313 { 1314 if (--argc < 1) goto bad; 1315 next_proto_neg_in = *(++argv); 1316 } 1317 # endif 1318 #endif 1319 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK) 1320 else if (strcmp(*argv,"-jpake") == 0) 1321 { 1322 if (--argc < 1) goto bad; 1323 jpake_secret = *(++argv); 1324 } 1325 #endif 1326 #ifndef OPENSSL_NO_SRTP 1327 else if (strcmp(*argv,"-use_srtp") == 0) 1328 { 1329 if (--argc < 1) goto bad; 1330 srtp_profiles = *(++argv); 1331 } 1332 #endif 1333 else if (strcmp(*argv,"-keymatexport") == 0) 1334 { 1335 if (--argc < 1) goto bad; 1336 keymatexportlabel= *(++argv); 1337 } 1338 else if (strcmp(*argv,"-keymatexportlen") == 0) 1339 { 1340 if (--argc < 1) goto bad; 1341 keymatexportlen=atoi(*(++argv)); 1342 if (keymatexportlen == 0) goto bad; 1343 } 1344 else 1345 { 1346 BIO_printf(bio_err,"unknown option %s\n",*argv); 1347 badop=1; 1348 break; 1349 } 1350 argc--; 1351 argv++; 1352 } 1353 if (badop) 1354 { 1355 bad: 1356 sv_usage(); 1357 goto end; 1358 } 1359 1360 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK) 1361 if (jpake_secret) 1362 { 1363 if (psk_key) 1364 { 1365 BIO_printf(bio_err, 1366 "Can't use JPAKE and PSK together\n"); 1367 goto end; 1368 } 1369 psk_identity = "JPAKE"; 1370 if (cipher) 1371 { 1372 BIO_printf(bio_err, "JPAKE sets cipher to PSK\n"); 1373 goto end; 1374 } 1375 cipher = "PSK"; 1376 } 1377 1378 #endif 1379 1380 SSL_load_error_strings(); 1381 OpenSSL_add_ssl_algorithms(); 1382 1383 #ifndef OPENSSL_NO_ENGINE 1384 e = setup_engine(bio_err, engine_id, 1); 1385 #endif 1386 1387 if (!app_passwd(bio_err, passarg, dpassarg, &pass, &dpass)) 1388 { 1389 BIO_printf(bio_err, "Error getting password\n"); 1390 goto end; 1391 } 1392 1393 1394 if (s_key_file == NULL) 1395 s_key_file = s_cert_file; 1396 #ifndef OPENSSL_NO_TLSEXT 1397 if (s_key_file2 == NULL) 1398 s_key_file2 = s_cert_file2; 1399 #endif 1400 1401 if (nocert == 0) 1402 { 1403 s_key = load_key(bio_err, s_key_file, s_key_format, 0, pass, e, 1404 "server certificate private key file"); 1405 if (!s_key) 1406 { 1407 ERR_print_errors(bio_err); 1408 goto end; 1409 } 1410 1411 s_cert = load_cert(bio_err,s_cert_file,s_cert_format, 1412 NULL, e, "server certificate file"); 1413 1414 if (!s_cert) 1415 { 1416 ERR_print_errors(bio_err); 1417 goto end; 1418 } 1419 1420 #ifndef OPENSSL_NO_TLSEXT 1421 if (tlsextcbp.servername) 1422 { 1423 s_key2 = load_key(bio_err, s_key_file2, s_key_format, 0, pass, e, 1424 "second server certificate private key file"); 1425 if (!s_key2) 1426 { 1427 ERR_print_errors(bio_err); 1428 goto end; 1429 } 1430 1431 s_cert2 = load_cert(bio_err,s_cert_file2,s_cert_format, 1432 NULL, e, "second server certificate file"); 1433 1434 if (!s_cert2) 1435 { 1436 ERR_print_errors(bio_err); 1437 goto end; 1438 } 1439 } 1440 #endif 1441 } 1442 1443 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG) 1444 if (next_proto_neg_in) 1445 { 1446 unsigned short len; 1447 next_proto.data = next_protos_parse(&len, next_proto_neg_in); 1448 if (next_proto.data == NULL) 1449 goto end; 1450 next_proto.len = len; 1451 } 1452 else 1453 { 1454 next_proto.data = NULL; 1455 } 1456 #endif 1457 1458 1459 if (s_dcert_file) 1460 { 1461 1462 if (s_dkey_file == NULL) 1463 s_dkey_file = s_dcert_file; 1464 1465 s_dkey = load_key(bio_err, s_dkey_file, s_dkey_format, 1466 0, dpass, e, 1467 "second certificate private key file"); 1468 if (!s_dkey) 1469 { 1470 ERR_print_errors(bio_err); 1471 goto end; 1472 } 1473 1474 s_dcert = load_cert(bio_err,s_dcert_file,s_dcert_format, 1475 NULL, e, "second server certificate file"); 1476 1477 if (!s_dcert) 1478 { 1479 ERR_print_errors(bio_err); 1480 goto end; 1481 } 1482 1483 } 1484 1485 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL 1486 && !RAND_status()) 1487 { 1488 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n"); 1489 } 1490 if (inrand != NULL) 1491 BIO_printf(bio_err,"%ld semi-random bytes loaded\n", 1492 app_RAND_load_files(inrand)); 1493 1494 if (bio_s_out == NULL) 1495 { 1496 if (s_quiet && !s_debug && !s_msg) 1497 { 1498 bio_s_out=BIO_new(BIO_s_null()); 1499 } 1500 else 1501 { 1502 if (bio_s_out == NULL) 1503 bio_s_out=BIO_new_fp(stdout,BIO_NOCLOSE); 1504 } 1505 } 1506 1507 #if !defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_ECDSA) 1508 if (nocert) 1509 #endif 1510 { 1511 s_cert_file=NULL; 1512 s_key_file=NULL; 1513 s_dcert_file=NULL; 1514 s_dkey_file=NULL; 1515 #ifndef OPENSSL_NO_TLSEXT 1516 s_cert_file2=NULL; 1517 s_key_file2=NULL; 1518 #endif 1519 } 1520 1521 ctx=SSL_CTX_new(meth); 1522 if (ctx == NULL) 1523 { 1524 ERR_print_errors(bio_err); 1525 goto end; 1526 } 1527 if (session_id_prefix) 1528 { 1529 if(strlen(session_id_prefix) >= 32) 1530 BIO_printf(bio_err, 1531 "warning: id_prefix is too long, only one new session will be possible\n"); 1532 else if(strlen(session_id_prefix) >= 16) 1533 BIO_printf(bio_err, 1534 "warning: id_prefix is too long if you use SSLv2\n"); 1535 if(!SSL_CTX_set_generate_session_id(ctx, generate_session_id)) 1536 { 1537 BIO_printf(bio_err,"error setting 'id_prefix'\n"); 1538 ERR_print_errors(bio_err); 1539 goto end; 1540 } 1541 BIO_printf(bio_err,"id_prefix '%s' set.\n", session_id_prefix); 1542 } 1543 SSL_CTX_set_quiet_shutdown(ctx,1); 1544 if (bugs) SSL_CTX_set_options(ctx,SSL_OP_ALL); 1545 if (hack) SSL_CTX_set_options(ctx,SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG); 1546 SSL_CTX_set_options(ctx,off); 1547 /* DTLS: partial reads end up discarding unread UDP bytes :-( 1548 * Setting read ahead solves this problem. 1549 */ 1550 if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1); 1551 1552 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback); 1553 if (no_cache) 1554 SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_OFF); 1555 else 1556 SSL_CTX_sess_set_cache_size(ctx,128); 1557 1558 #ifndef OPENSSL_NO_SRTP 1559 if (srtp_profiles != NULL) 1560 SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles); 1561 #endif 1562 1563 #if 0 1564 if (cipher == NULL) cipher=getenv("SSL_CIPHER"); 1565 #endif 1566 1567 #if 0 1568 if (s_cert_file == NULL) 1569 { 1570 BIO_printf(bio_err,"You must specify a certificate file for the server to use\n"); 1571 goto end; 1572 } 1573 #endif 1574 1575 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) || 1576 (!SSL_CTX_set_default_verify_paths(ctx))) 1577 { 1578 /* BIO_printf(bio_err,"X509_load_verify_locations\n"); */ 1579 ERR_print_errors(bio_err); 1580 /* goto end; */ 1581 } 1582 if (vpm) 1583 SSL_CTX_set1_param(ctx, vpm); 1584 1585 #ifndef OPENSSL_NO_TLSEXT 1586 if (s_cert2) 1587 { 1588 ctx2=SSL_CTX_new(meth); 1589 if (ctx2 == NULL) 1590 { 1591 ERR_print_errors(bio_err); 1592 goto end; 1593 } 1594 } 1595 1596 if (ctx2) 1597 { 1598 BIO_printf(bio_s_out,"Setting secondary ctx parameters\n"); 1599 1600 if (session_id_prefix) 1601 { 1602 if(strlen(session_id_prefix) >= 32) 1603 BIO_printf(bio_err, 1604 "warning: id_prefix is too long, only one new session will be possible\n"); 1605 else if(strlen(session_id_prefix) >= 16) 1606 BIO_printf(bio_err, 1607 "warning: id_prefix is too long if you use SSLv2\n"); 1608 if(!SSL_CTX_set_generate_session_id(ctx2, generate_session_id)) 1609 { 1610 BIO_printf(bio_err,"error setting 'id_prefix'\n"); 1611 ERR_print_errors(bio_err); 1612 goto end; 1613 } 1614 BIO_printf(bio_err,"id_prefix '%s' set.\n", session_id_prefix); 1615 } 1616 SSL_CTX_set_quiet_shutdown(ctx2,1); 1617 if (bugs) SSL_CTX_set_options(ctx2,SSL_OP_ALL); 1618 if (hack) SSL_CTX_set_options(ctx2,SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG); 1619 SSL_CTX_set_options(ctx2,off); 1620 /* DTLS: partial reads end up discarding unread UDP bytes :-( 1621 * Setting read ahead solves this problem. 1622 */ 1623 if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx2, 1); 1624 1625 if (state) SSL_CTX_set_info_callback(ctx2,apps_ssl_info_callback); 1626 1627 if (no_cache) 1628 SSL_CTX_set_session_cache_mode(ctx2,SSL_SESS_CACHE_OFF); 1629 else 1630 SSL_CTX_sess_set_cache_size(ctx2,128); 1631 1632 if ((!SSL_CTX_load_verify_locations(ctx2,CAfile,CApath)) || 1633 (!SSL_CTX_set_default_verify_paths(ctx2))) 1634 { 1635 ERR_print_errors(bio_err); 1636 } 1637 if (vpm) 1638 SSL_CTX_set1_param(ctx2, vpm); 1639 } 1640 1641 # ifndef OPENSSL_NO_NEXTPROTONEG 1642 if (next_proto.data) 1643 SSL_CTX_set_next_protos_advertised_cb(ctx, next_proto_cb, &next_proto); 1644 # endif 1645 #endif 1646 1647 #ifndef OPENSSL_NO_DH 1648 if (!no_dhe) 1649 { 1650 DH *dh=NULL; 1651 1652 if (dhfile) 1653 dh = load_dh_param(dhfile); 1654 else if (s_cert_file) 1655 dh = load_dh_param(s_cert_file); 1656 1657 if (dh != NULL) 1658 { 1659 BIO_printf(bio_s_out,"Setting temp DH parameters\n"); 1660 } 1661 else 1662 { 1663 BIO_printf(bio_s_out,"Using default temp DH parameters\n"); 1664 dh=get_dh512(); 1665 } 1666 (void)BIO_flush(bio_s_out); 1667 1668 SSL_CTX_set_tmp_dh(ctx,dh); 1669 #ifndef OPENSSL_NO_TLSEXT 1670 if (ctx2) 1671 { 1672 if (!dhfile) 1673 { 1674 DH *dh2=load_dh_param(s_cert_file2); 1675 if (dh2 != NULL) 1676 { 1677 BIO_printf(bio_s_out,"Setting temp DH parameters\n"); 1678 (void)BIO_flush(bio_s_out); 1679 1680 DH_free(dh); 1681 dh = dh2; 1682 } 1683 } 1684 SSL_CTX_set_tmp_dh(ctx2,dh); 1685 } 1686 #endif 1687 DH_free(dh); 1688 } 1689 #endif 1690 1691 #ifndef OPENSSL_NO_ECDH 1692 if (!no_ecdhe) 1693 { 1694 EC_KEY *ecdh=NULL; 1695 1696 if (named_curve) 1697 { 1698 int nid = OBJ_sn2nid(named_curve); 1699 1700 if (nid == 0) 1701 { 1702 BIO_printf(bio_err, "unknown curve name (%s)\n", 1703 named_curve); 1704 goto end; 1705 } 1706 ecdh = EC_KEY_new_by_curve_name(nid); 1707 if (ecdh == NULL) 1708 { 1709 BIO_printf(bio_err, "unable to create curve (%s)\n", 1710 named_curve); 1711 goto end; 1712 } 1713 } 1714 1715 if (ecdh != NULL) 1716 { 1717 BIO_printf(bio_s_out,"Setting temp ECDH parameters\n"); 1718 } 1719 else 1720 { 1721 BIO_printf(bio_s_out,"Using default temp ECDH parameters\n"); 1722 ecdh = EC_KEY_new_by_curve_name(NID_X9_62_prime256v1); 1723 if (ecdh == NULL) 1724 { 1725 BIO_printf(bio_err, "unable to create curve (nistp256)\n"); 1726 goto end; 1727 } 1728 } 1729 (void)BIO_flush(bio_s_out); 1730 1731 SSL_CTX_set_tmp_ecdh(ctx,ecdh); 1732 #ifndef OPENSSL_NO_TLSEXT 1733 if (ctx2) 1734 SSL_CTX_set_tmp_ecdh(ctx2,ecdh); 1735 #endif 1736 EC_KEY_free(ecdh); 1737 } 1738 #endif 1739 1740 if (!set_cert_key_stuff(ctx, s_cert, s_key)) 1741 goto end; 1742 #ifndef OPENSSL_NO_TLSEXT 1743 if (ctx2 && !set_cert_key_stuff(ctx2,s_cert2,s_key2)) 1744 goto end; 1745 #endif 1746 if (s_dcert != NULL) 1747 { 1748 if (!set_cert_key_stuff(ctx, s_dcert, s_dkey)) 1749 goto end; 1750 } 1751 1752 #ifndef OPENSSL_NO_RSA 1753 #if 1 1754 if (!no_tmp_rsa) 1755 { 1756 SSL_CTX_set_tmp_rsa_callback(ctx,tmp_rsa_cb); 1757 #ifndef OPENSSL_NO_TLSEXT 1758 if (ctx2) 1759 SSL_CTX_set_tmp_rsa_callback(ctx2,tmp_rsa_cb); 1760 #endif 1761 } 1762 #else 1763 if (!no_tmp_rsa && SSL_CTX_need_tmp_RSA(ctx)) 1764 { 1765 RSA *rsa; 1766 1767 BIO_printf(bio_s_out,"Generating temp (512 bit) RSA key..."); 1768 BIO_flush(bio_s_out); 1769 1770 rsa=RSA_generate_key(512,RSA_F4,NULL); 1771 1772 if (!SSL_CTX_set_tmp_rsa(ctx,rsa)) 1773 { 1774 ERR_print_errors(bio_err); 1775 goto end; 1776 } 1777 #ifndef OPENSSL_NO_TLSEXT 1778 if (ctx2) 1779 { 1780 if (!SSL_CTX_set_tmp_rsa(ctx2,rsa)) 1781 { 1782 ERR_print_errors(bio_err); 1783 goto end; 1784 } 1785 } 1786 #endif 1787 RSA_free(rsa); 1788 BIO_printf(bio_s_out,"\n"); 1789 } 1790 #endif 1791 #endif 1792 1793 #ifndef OPENSSL_NO_PSK 1794 #ifdef OPENSSL_NO_JPAKE 1795 if (psk_key != NULL) 1796 #else 1797 if (psk_key != NULL || jpake_secret) 1798 #endif 1799 { 1800 if (s_debug) 1801 BIO_printf(bio_s_out, "PSK key given or JPAKE in use, setting server callback\n"); 1802 SSL_CTX_set_psk_server_callback(ctx, psk_server_cb); 1803 } 1804 1805 if (!SSL_CTX_use_psk_identity_hint(ctx, psk_identity_hint)) 1806 { 1807 BIO_printf(bio_err,"error setting PSK identity hint to context\n"); 1808 ERR_print_errors(bio_err); 1809 goto end; 1810 } 1811 #endif 1812 1813 if (cipher != NULL) 1814 { 1815 if(!SSL_CTX_set_cipher_list(ctx,cipher)) 1816 { 1817 BIO_printf(bio_err,"error setting cipher list\n"); 1818 ERR_print_errors(bio_err); 1819 goto end; 1820 } 1821 #ifndef OPENSSL_NO_TLSEXT 1822 if (ctx2 && !SSL_CTX_set_cipher_list(ctx2,cipher)) 1823 { 1824 BIO_printf(bio_err,"error setting cipher list\n"); 1825 ERR_print_errors(bio_err); 1826 goto end; 1827 } 1828 #endif 1829 } 1830 SSL_CTX_set_verify(ctx,s_server_verify,verify_callback); 1831 SSL_CTX_set_session_id_context(ctx,(void*)&s_server_session_id_context, 1832 sizeof s_server_session_id_context); 1833 1834 /* Set DTLS cookie generation and verification callbacks */ 1835 SSL_CTX_set_cookie_generate_cb(ctx, generate_cookie_callback); 1836 SSL_CTX_set_cookie_verify_cb(ctx, verify_cookie_callback); 1837 1838 #ifndef OPENSSL_NO_TLSEXT 1839 if (ctx2) 1840 { 1841 SSL_CTX_set_verify(ctx2,s_server_verify,verify_callback); 1842 SSL_CTX_set_session_id_context(ctx2,(void*)&s_server_session_id_context, 1843 sizeof s_server_session_id_context); 1844 1845 tlsextcbp.biodebug = bio_s_out; 1846 SSL_CTX_set_tlsext_servername_callback(ctx2, ssl_servername_cb); 1847 SSL_CTX_set_tlsext_servername_arg(ctx2, &tlsextcbp); 1848 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb); 1849 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp); 1850 } 1851 #endif 1852 1853 #ifndef OPENSSL_NO_SRP 1854 if (srp_verifier_file != NULL) 1855 { 1856 srp_callback_parm.vb = SRP_VBASE_new(srpuserseed); 1857 srp_callback_parm.user = NULL; 1858 srp_callback_parm.login = NULL; 1859 if ((ret = SRP_VBASE_init(srp_callback_parm.vb, srp_verifier_file)) != SRP_NO_ERROR) 1860 { 1861 BIO_printf(bio_err, 1862 "Cannot initialize SRP verifier file \"%s\":ret=%d\n", 1863 srp_verifier_file, ret); 1864 goto end; 1865 } 1866 SSL_CTX_set_verify(ctx, SSL_VERIFY_NONE,verify_callback); 1867 SSL_CTX_set_srp_cb_arg(ctx, &srp_callback_parm); 1868 SSL_CTX_set_srp_username_callback(ctx, ssl_srp_server_param_cb); 1869 } 1870 else 1871 #endif 1872 if (CAfile != NULL) 1873 { 1874 SSL_CTX_set_client_CA_list(ctx,SSL_load_client_CA_file(CAfile)); 1875 #ifndef OPENSSL_NO_TLSEXT 1876 if (ctx2) 1877 SSL_CTX_set_client_CA_list(ctx2,SSL_load_client_CA_file(CAfile)); 1878 #endif 1879 } 1880 1881 BIO_printf(bio_s_out,"ACCEPT\n"); 1882 (void)BIO_flush(bio_s_out); 1883 if (www) 1884 do_server(port,socket_type,&accept_socket,www_body, context); 1885 else 1886 do_server(port,socket_type,&accept_socket,sv_body, context); 1887 print_stats(bio_s_out,ctx); 1888 ret=0; 1889 end: 1890 if (ctx != NULL) SSL_CTX_free(ctx); 1891 if (s_cert) 1892 X509_free(s_cert); 1893 if (s_dcert) 1894 X509_free(s_dcert); 1895 if (s_key) 1896 EVP_PKEY_free(s_key); 1897 if (s_dkey) 1898 EVP_PKEY_free(s_dkey); 1899 if (pass) 1900 OPENSSL_free(pass); 1901 if (dpass) 1902 OPENSSL_free(dpass); 1903 if (vpm) 1904 X509_VERIFY_PARAM_free(vpm); 1905 #ifndef OPENSSL_NO_TLSEXT 1906 if (tlscstatp.host) 1907 OPENSSL_free(tlscstatp.host); 1908 if (tlscstatp.port) 1909 OPENSSL_free(tlscstatp.port); 1910 if (tlscstatp.path) 1911 OPENSSL_free(tlscstatp.path); 1912 if (ctx2 != NULL) SSL_CTX_free(ctx2); 1913 if (s_cert2) 1914 X509_free(s_cert2); 1915 if (s_key2) 1916 EVP_PKEY_free(s_key2); 1917 #endif 1918 if (bio_s_out != NULL) 1919 { 1920 BIO_free(bio_s_out); 1921 bio_s_out=NULL; 1922 } 1923 apps_shutdown(); 1924 OPENSSL_EXIT(ret); 1925 } 1926 1927 static void print_stats(BIO *bio, SSL_CTX *ssl_ctx) 1928 { 1929 BIO_printf(bio,"%4ld items in the session cache\n", 1930 SSL_CTX_sess_number(ssl_ctx)); 1931 BIO_printf(bio,"%4ld client connects (SSL_connect())\n", 1932 SSL_CTX_sess_connect(ssl_ctx)); 1933 BIO_printf(bio,"%4ld client renegotiates (SSL_connect())\n", 1934 SSL_CTX_sess_connect_renegotiate(ssl_ctx)); 1935 BIO_printf(bio,"%4ld client connects that finished\n", 1936 SSL_CTX_sess_connect_good(ssl_ctx)); 1937 BIO_printf(bio,"%4ld server accepts (SSL_accept())\n", 1938 SSL_CTX_sess_accept(ssl_ctx)); 1939 BIO_printf(bio,"%4ld server renegotiates (SSL_accept())\n", 1940 SSL_CTX_sess_accept_renegotiate(ssl_ctx)); 1941 BIO_printf(bio,"%4ld server accepts that finished\n", 1942 SSL_CTX_sess_accept_good(ssl_ctx)); 1943 BIO_printf(bio,"%4ld session cache hits\n",SSL_CTX_sess_hits(ssl_ctx)); 1944 BIO_printf(bio,"%4ld session cache misses\n",SSL_CTX_sess_misses(ssl_ctx)); 1945 BIO_printf(bio,"%4ld session cache timeouts\n",SSL_CTX_sess_timeouts(ssl_ctx)); 1946 BIO_printf(bio,"%4ld callback cache hits\n",SSL_CTX_sess_cb_hits(ssl_ctx)); 1947 BIO_printf(bio,"%4ld cache full overflows (%ld allowed)\n", 1948 SSL_CTX_sess_cache_full(ssl_ctx), 1949 SSL_CTX_sess_get_cache_size(ssl_ctx)); 1950 } 1951 1952 static int sv_body(char *hostname, int s, unsigned char *context) 1953 { 1954 char *buf=NULL; 1955 fd_set readfds; 1956 int ret=1,width; 1957 int k,i, fdin; 1958 unsigned long l; 1959 SSL *con=NULL; 1960 BIO *sbio; 1961 #ifndef OPENSSL_NO_KRB5 1962 KSSL_CTX *kctx; 1963 #endif 1964 struct timeval timeout; 1965 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5) 1966 struct timeval tv; 1967 #else 1968 struct timeval *timeoutp; 1969 #endif 1970 1971 if ((buf=OPENSSL_malloc(bufsize)) == NULL) 1972 { 1973 BIO_printf(bio_err,"out of memory\n"); 1974 goto err; 1975 } 1976 #ifdef FIONBIO 1977 if (s_nbio) 1978 { 1979 unsigned long sl=1; 1980 1981 if (!s_quiet) 1982 BIO_printf(bio_err,"turning on non blocking io\n"); 1983 if (BIO_socket_ioctl(s,FIONBIO,&sl) < 0) 1984 ERR_print_errors(bio_err); 1985 } 1986 #endif 1987 1988 if (con == NULL) { 1989 con=SSL_new(ctx); 1990 #ifndef OPENSSL_NO_TLSEXT 1991 if (s_tlsextdebug) 1992 { 1993 SSL_set_tlsext_debug_callback(con, tlsext_cb); 1994 SSL_set_tlsext_debug_arg(con, bio_s_out); 1995 } 1996 if (s_tlsextstatus) 1997 { 1998 SSL_CTX_set_tlsext_status_cb(ctx, cert_status_cb); 1999 tlscstatp.err = bio_err; 2000 SSL_CTX_set_tlsext_status_arg(ctx, &tlscstatp); 2001 } 2002 #endif 2003 #ifndef OPENSSL_NO_KRB5 2004 if ((kctx = kssl_ctx_new()) != NULL) 2005 { 2006 SSL_set0_kssl_ctx(con, kctx); 2007 kssl_ctx_setstring(kctx, KSSL_SERVICE, KRB5SVC); 2008 kssl_ctx_setstring(kctx, KSSL_KEYTAB, KRB5KEYTAB); 2009 } 2010 #endif /* OPENSSL_NO_KRB5 */ 2011 if(context) 2012 SSL_set_session_id_context(con, context, 2013 strlen((char *)context)); 2014 } 2015 SSL_clear(con); 2016 #if 0 2017 #ifdef TLSEXT_TYPE_opaque_prf_input 2018 SSL_set_tlsext_opaque_prf_input(con, "Test server", 11); 2019 #endif 2020 #endif 2021 2022 if (SSL_version(con) == DTLS1_VERSION) 2023 { 2024 2025 sbio=BIO_new_dgram(s,BIO_NOCLOSE); 2026 2027 if (enable_timeouts) 2028 { 2029 timeout.tv_sec = 0; 2030 timeout.tv_usec = DGRAM_RCV_TIMEOUT; 2031 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout); 2032 2033 timeout.tv_sec = 0; 2034 timeout.tv_usec = DGRAM_SND_TIMEOUT; 2035 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout); 2036 } 2037 2038 if (socket_mtu > 28) 2039 { 2040 SSL_set_options(con, SSL_OP_NO_QUERY_MTU); 2041 SSL_set_mtu(con, socket_mtu - 28); 2042 } 2043 else 2044 /* want to do MTU discovery */ 2045 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL); 2046 2047 /* turn on cookie exchange */ 2048 SSL_set_options(con, SSL_OP_COOKIE_EXCHANGE); 2049 } 2050 else 2051 sbio=BIO_new_socket(s,BIO_NOCLOSE); 2052 2053 if (s_nbio_test) 2054 { 2055 BIO *test; 2056 2057 test=BIO_new(BIO_f_nbio_test()); 2058 sbio=BIO_push(test,sbio); 2059 } 2060 #ifndef OPENSSL_NO_JPAKE 2061 if(jpake_secret) 2062 jpake_server_auth(bio_s_out, sbio, jpake_secret); 2063 #endif 2064 2065 SSL_set_bio(con,sbio,sbio); 2066 SSL_set_accept_state(con); 2067 /* SSL_set_fd(con,s); */ 2068 2069 if (s_debug) 2070 { 2071 SSL_set_debug(con, 1); 2072 BIO_set_callback(SSL_get_rbio(con),bio_dump_callback); 2073 BIO_set_callback_arg(SSL_get_rbio(con),(char *)bio_s_out); 2074 } 2075 if (s_msg) 2076 { 2077 SSL_set_msg_callback(con, msg_cb); 2078 SSL_set_msg_callback_arg(con, bio_s_out); 2079 } 2080 #ifndef OPENSSL_NO_TLSEXT 2081 if (s_tlsextdebug) 2082 { 2083 SSL_set_tlsext_debug_callback(con, tlsext_cb); 2084 SSL_set_tlsext_debug_arg(con, bio_s_out); 2085 } 2086 #endif 2087 2088 width=s+1; 2089 for (;;) 2090 { 2091 int read_from_terminal; 2092 int read_from_sslcon; 2093 2094 read_from_terminal = 0; 2095 read_from_sslcon = SSL_pending(con); 2096 2097 if (!read_from_sslcon) 2098 { 2099 fdin = fileno(stdin); 2100 if (fdin < 0) 2101 { 2102 BIO_printf(bio_err,"Bad fileno for stdin\n"); 2103 goto err; 2104 } 2105 FD_ZERO(&readfds); 2106 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined(OPENSSL_SYS_BEOS_R5) 2107 openssl_fdset(fdin,&readfds); 2108 #endif 2109 openssl_fdset(s,&readfds); 2110 /* Note: under VMS with SOCKETSHR the second parameter is 2111 * currently of type (int *) whereas under other systems 2112 * it is (void *) if you don't have a cast it will choke 2113 * the compiler: if you do have a cast then you can either 2114 * go for (int *) or (void *). 2115 */ 2116 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) 2117 /* Under DOS (non-djgpp) and Windows we can't select on stdin: only 2118 * on sockets. As a workaround we timeout the select every 2119 * second and check for any keypress. In a proper Windows 2120 * application we wouldn't do this because it is inefficient. 2121 */ 2122 tv.tv_sec = 1; 2123 tv.tv_usec = 0; 2124 i=select(width,(void *)&readfds,NULL,NULL,&tv); 2125 if((i < 0) || (!i && !_kbhit() ) )continue; 2126 if(_kbhit()) 2127 read_from_terminal = 1; 2128 #elif defined(OPENSSL_SYS_BEOS_R5) 2129 /* Under BeOS-R5 the situation is similar to DOS */ 2130 tv.tv_sec = 1; 2131 tv.tv_usec = 0; 2132 (void)fcntl(fdin, F_SETFL, O_NONBLOCK); 2133 i=select(width,(void *)&readfds,NULL,NULL,&tv); 2134 if ((i < 0) || (!i && read(fdin, buf, 0) < 0)) 2135 continue; 2136 if (read(fdin, buf, 0) >= 0) 2137 read_from_terminal = 1; 2138 (void)fcntl(fdin, F_SETFL, 0); 2139 #else 2140 if ((SSL_version(con) == DTLS1_VERSION) && 2141 DTLSv1_get_timeout(con, &timeout)) 2142 timeoutp = &timeout; 2143 else 2144 timeoutp = NULL; 2145 2146 i=select(width,(void *)&readfds,NULL,NULL,timeoutp); 2147 2148 if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0) 2149 { 2150 BIO_printf(bio_err,"TIMEOUT occured\n"); 2151 } 2152 2153 if (i <= 0) continue; 2154 if (FD_ISSET(fdin,&readfds)) 2155 read_from_terminal = 1; 2156 #endif 2157 if (FD_ISSET(s,&readfds)) 2158 read_from_sslcon = 1; 2159 } 2160 if (read_from_terminal) 2161 { 2162 if (s_crlf) 2163 { 2164 int j, lf_num; 2165 2166 i=raw_read_stdin(buf, bufsize/2); 2167 lf_num = 0; 2168 /* both loops are skipped when i <= 0 */ 2169 for (j = 0; j < i; j++) 2170 if (buf[j] == '\n') 2171 lf_num++; 2172 for (j = i-1; j >= 0; j--) 2173 { 2174 buf[j+lf_num] = buf[j]; 2175 if (buf[j] == '\n') 2176 { 2177 lf_num--; 2178 i++; 2179 buf[j+lf_num] = '\r'; 2180 } 2181 } 2182 assert(lf_num == 0); 2183 } 2184 else 2185 i=raw_read_stdin(buf,bufsize); 2186 if (!s_quiet) 2187 { 2188 if ((i <= 0) || (buf[0] == 'Q')) 2189 { 2190 BIO_printf(bio_s_out,"DONE\n"); 2191 SHUTDOWN(s); 2192 close_accept_socket(); 2193 ret= -11; 2194 goto err; 2195 } 2196 if ((i <= 0) || (buf[0] == 'q')) 2197 { 2198 BIO_printf(bio_s_out,"DONE\n"); 2199 if (SSL_version(con) != DTLS1_VERSION) 2200 SHUTDOWN(s); 2201 /* close_accept_socket(); 2202 ret= -11;*/ 2203 goto err; 2204 } 2205 2206 #ifndef OPENSSL_NO_HEARTBEATS 2207 if ((buf[0] == 'B') && 2208 ((buf[1] == '\n') || (buf[1] == '\r'))) 2209 { 2210 BIO_printf(bio_err,"HEARTBEATING\n"); 2211 SSL_heartbeat(con); 2212 i=0; 2213 continue; 2214 } 2215 #endif 2216 if ((buf[0] == 'r') && 2217 ((buf[1] == '\n') || (buf[1] == '\r'))) 2218 { 2219 SSL_renegotiate(con); 2220 i=SSL_do_handshake(con); 2221 printf("SSL_do_handshake -> %d\n",i); 2222 i=0; /*13; */ 2223 continue; 2224 /* strcpy(buf,"server side RE-NEGOTIATE\n"); */ 2225 } 2226 if ((buf[0] == 'R') && 2227 ((buf[1] == '\n') || (buf[1] == '\r'))) 2228 { 2229 SSL_set_verify(con, 2230 SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE,NULL); 2231 SSL_renegotiate(con); 2232 i=SSL_do_handshake(con); 2233 printf("SSL_do_handshake -> %d\n",i); 2234 i=0; /* 13; */ 2235 continue; 2236 /* strcpy(buf,"server side RE-NEGOTIATE asking for client cert\n"); */ 2237 } 2238 if (buf[0] == 'P') 2239 { 2240 static const char *str="Lets print some clear text\n"; 2241 BIO_write(SSL_get_wbio(con),str,strlen(str)); 2242 } 2243 if (buf[0] == 'S') 2244 { 2245 print_stats(bio_s_out,SSL_get_SSL_CTX(con)); 2246 } 2247 } 2248 #ifdef CHARSET_EBCDIC 2249 ebcdic2ascii(buf,buf,i); 2250 #endif 2251 l=k=0; 2252 for (;;) 2253 { 2254 /* should do a select for the write */ 2255 #ifdef RENEG 2256 { static count=0; if (++count == 100) { count=0; SSL_renegotiate(con); } } 2257 #endif 2258 k=SSL_write(con,&(buf[l]),(unsigned int)i); 2259 #ifndef OPENSSL_NO_SRP 2260 while (SSL_get_error(con,k) == SSL_ERROR_WANT_X509_LOOKUP) 2261 { 2262 BIO_printf(bio_s_out,"LOOKUP renego during write\n"); 2263 srp_callback_parm.user = SRP_VBASE_get_by_user(srp_callback_parm.vb, srp_callback_parm.login); 2264 if (srp_callback_parm.user) 2265 BIO_printf(bio_s_out,"LOOKUP done %s\n",srp_callback_parm.user->info); 2266 else 2267 BIO_printf(bio_s_out,"LOOKUP not successful\n"); 2268 k=SSL_write(con,&(buf[l]),(unsigned int)i); 2269 } 2270 #endif 2271 switch (SSL_get_error(con,k)) 2272 { 2273 case SSL_ERROR_NONE: 2274 break; 2275 case SSL_ERROR_WANT_WRITE: 2276 case SSL_ERROR_WANT_READ: 2277 case SSL_ERROR_WANT_X509_LOOKUP: 2278 BIO_printf(bio_s_out,"Write BLOCK\n"); 2279 break; 2280 case SSL_ERROR_SYSCALL: 2281 case SSL_ERROR_SSL: 2282 BIO_printf(bio_s_out,"ERROR\n"); 2283 ERR_print_errors(bio_err); 2284 ret=1; 2285 goto err; 2286 /* break; */ 2287 case SSL_ERROR_ZERO_RETURN: 2288 BIO_printf(bio_s_out,"DONE\n"); 2289 ret=1; 2290 goto err; 2291 } 2292 l+=k; 2293 i-=k; 2294 if (i <= 0) break; 2295 } 2296 } 2297 if (read_from_sslcon) 2298 { 2299 if (!SSL_is_init_finished(con)) 2300 { 2301 i=init_ssl_connection(con); 2302 2303 if (i < 0) 2304 { 2305 ret=0; 2306 goto err; 2307 } 2308 else if (i == 0) 2309 { 2310 ret=1; 2311 goto err; 2312 } 2313 } 2314 else 2315 { 2316 again: 2317 i=SSL_read(con,(char *)buf,bufsize); 2318 #ifndef OPENSSL_NO_SRP 2319 while (SSL_get_error(con,i) == SSL_ERROR_WANT_X509_LOOKUP) 2320 { 2321 BIO_printf(bio_s_out,"LOOKUP renego during read\n"); 2322 srp_callback_parm.user = SRP_VBASE_get_by_user(srp_callback_parm.vb, srp_callback_parm.login); 2323 if (srp_callback_parm.user) 2324 BIO_printf(bio_s_out,"LOOKUP done %s\n",srp_callback_parm.user->info); 2325 else 2326 BIO_printf(bio_s_out,"LOOKUP not successful\n"); 2327 i=SSL_read(con,(char *)buf,bufsize); 2328 } 2329 #endif 2330 switch (SSL_get_error(con,i)) 2331 { 2332 case SSL_ERROR_NONE: 2333 #ifdef CHARSET_EBCDIC 2334 ascii2ebcdic(buf,buf,i); 2335 #endif 2336 raw_write_stdout(buf, 2337 (unsigned int)i); 2338 if (SSL_pending(con)) goto again; 2339 break; 2340 case SSL_ERROR_WANT_WRITE: 2341 case SSL_ERROR_WANT_READ: 2342 BIO_printf(bio_s_out,"Read BLOCK\n"); 2343 break; 2344 case SSL_ERROR_SYSCALL: 2345 case SSL_ERROR_SSL: 2346 BIO_printf(bio_s_out,"ERROR\n"); 2347 ERR_print_errors(bio_err); 2348 ret=1; 2349 goto err; 2350 case SSL_ERROR_ZERO_RETURN: 2351 BIO_printf(bio_s_out,"DONE\n"); 2352 ret=1; 2353 goto err; 2354 } 2355 } 2356 } 2357 } 2358 err: 2359 if (con != NULL) 2360 { 2361 BIO_printf(bio_s_out,"shutting down SSL\n"); 2362 #if 1 2363 SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN); 2364 #else 2365 SSL_shutdown(con); 2366 #endif 2367 SSL_free(con); 2368 } 2369 BIO_printf(bio_s_out,"CONNECTION CLOSED\n"); 2370 if (buf != NULL) 2371 { 2372 OPENSSL_cleanse(buf,bufsize); 2373 OPENSSL_free(buf); 2374 } 2375 if (ret >= 0) 2376 BIO_printf(bio_s_out,"ACCEPT\n"); 2377 return(ret); 2378 } 2379 2380 static void close_accept_socket(void) 2381 { 2382 BIO_printf(bio_err,"shutdown accept socket\n"); 2383 if (accept_socket >= 0) 2384 { 2385 SHUTDOWN2(accept_socket); 2386 } 2387 } 2388 2389 static int init_ssl_connection(SSL *con) 2390 { 2391 int i; 2392 const char *str; 2393 X509 *peer; 2394 long verify_error; 2395 MS_STATIC char buf[BUFSIZ]; 2396 #ifndef OPENSSL_NO_KRB5 2397 char *client_princ; 2398 #endif 2399 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG) 2400 const unsigned char *next_proto_neg; 2401 unsigned next_proto_neg_len; 2402 #endif 2403 unsigned char *exportedkeymat; 2404 2405 2406 i=SSL_accept(con); 2407 #ifndef OPENSSL_NO_SRP 2408 while (i <= 0 && SSL_get_error(con,i) == SSL_ERROR_WANT_X509_LOOKUP) 2409 { 2410 BIO_printf(bio_s_out,"LOOKUP during accept %s\n",srp_callback_parm.login); 2411 srp_callback_parm.user = SRP_VBASE_get_by_user(srp_callback_parm.vb, srp_callback_parm.login); 2412 if (srp_callback_parm.user) 2413 BIO_printf(bio_s_out,"LOOKUP done %s\n",srp_callback_parm.user->info); 2414 else 2415 BIO_printf(bio_s_out,"LOOKUP not successful\n"); 2416 i=SSL_accept(con); 2417 } 2418 #endif 2419 if (i <= 0) 2420 { 2421 if (BIO_sock_should_retry(i)) 2422 { 2423 BIO_printf(bio_s_out,"DELAY\n"); 2424 return(1); 2425 } 2426 2427 BIO_printf(bio_err,"ERROR\n"); 2428 verify_error=SSL_get_verify_result(con); 2429 if (verify_error != X509_V_OK) 2430 { 2431 BIO_printf(bio_err,"verify error:%s\n", 2432 X509_verify_cert_error_string(verify_error)); 2433 } 2434 else 2435 ERR_print_errors(bio_err); 2436 return(0); 2437 } 2438 2439 PEM_write_bio_SSL_SESSION(bio_s_out,SSL_get_session(con)); 2440 2441 peer=SSL_get_peer_certificate(con); 2442 if (peer != NULL) 2443 { 2444 BIO_printf(bio_s_out,"Client certificate\n"); 2445 PEM_write_bio_X509(bio_s_out,peer); 2446 X509_NAME_oneline(X509_get_subject_name(peer),buf,sizeof buf); 2447 BIO_printf(bio_s_out,"subject=%s\n",buf); 2448 X509_NAME_oneline(X509_get_issuer_name(peer),buf,sizeof buf); 2449 BIO_printf(bio_s_out,"issuer=%s\n",buf); 2450 X509_free(peer); 2451 } 2452 2453 if (SSL_get_shared_ciphers(con,buf,sizeof buf) != NULL) 2454 BIO_printf(bio_s_out,"Shared ciphers:%s\n",buf); 2455 str=SSL_CIPHER_get_name(SSL_get_current_cipher(con)); 2456 BIO_printf(bio_s_out,"CIPHER is %s\n",(str != NULL)?str:"(NONE)"); 2457 2458 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG) 2459 SSL_get0_next_proto_negotiated(con, &next_proto_neg, &next_proto_neg_len); 2460 if (next_proto_neg) 2461 { 2462 BIO_printf(bio_s_out,"NEXTPROTO is "); 2463 BIO_write(bio_s_out, next_proto_neg, next_proto_neg_len); 2464 BIO_printf(bio_s_out, "\n"); 2465 } 2466 #endif 2467 #ifndef OPENSSL_NO_SRTP 2468 { 2469 SRTP_PROTECTION_PROFILE *srtp_profile 2470 = SSL_get_selected_srtp_profile(con); 2471 2472 if(srtp_profile) 2473 BIO_printf(bio_s_out,"SRTP Extension negotiated, profile=%s\n", 2474 srtp_profile->name); 2475 } 2476 #endif 2477 if (SSL_cache_hit(con)) BIO_printf(bio_s_out,"Reused session-id\n"); 2478 if (SSL_ctrl(con,SSL_CTRL_GET_FLAGS,0,NULL) & 2479 TLS1_FLAGS_TLS_PADDING_BUG) 2480 BIO_printf(bio_s_out, 2481 "Peer has incorrect TLSv1 block padding\n"); 2482 #ifndef OPENSSL_NO_KRB5 2483 client_princ = kssl_ctx_get0_client_princ(SSL_get0_kssl_ctx(con)); 2484 if (client_princ != NULL) 2485 { 2486 BIO_printf(bio_s_out,"Kerberos peer principal is %s\n", 2487 client_princ); 2488 } 2489 #endif /* OPENSSL_NO_KRB5 */ 2490 BIO_printf(bio_s_out, "Secure Renegotiation IS%s supported\n", 2491 SSL_get_secure_renegotiation_support(con) ? "" : " NOT"); 2492 if (keymatexportlabel != NULL) 2493 { 2494 BIO_printf(bio_s_out, "Keying material exporter:\n"); 2495 BIO_printf(bio_s_out, " Label: '%s'\n", keymatexportlabel); 2496 BIO_printf(bio_s_out, " Length: %i bytes\n", 2497 keymatexportlen); 2498 exportedkeymat = OPENSSL_malloc(keymatexportlen); 2499 if (exportedkeymat != NULL) 2500 { 2501 if (!SSL_export_keying_material(con, exportedkeymat, 2502 keymatexportlen, 2503 keymatexportlabel, 2504 strlen(keymatexportlabel), 2505 NULL, 0, 0)) 2506 { 2507 BIO_printf(bio_s_out, " Error\n"); 2508 } 2509 else 2510 { 2511 BIO_printf(bio_s_out, " Keying material: "); 2512 for (i=0; i<keymatexportlen; i++) 2513 BIO_printf(bio_s_out, "%02X", 2514 exportedkeymat[i]); 2515 BIO_printf(bio_s_out, "\n"); 2516 } 2517 OPENSSL_free(exportedkeymat); 2518 } 2519 } 2520 2521 return(1); 2522 } 2523 2524 #ifndef OPENSSL_NO_DH 2525 static DH *load_dh_param(const char *dhfile) 2526 { 2527 DH *ret=NULL; 2528 BIO *bio; 2529 2530 if ((bio=BIO_new_file(dhfile,"r")) == NULL) 2531 goto err; 2532 ret=PEM_read_bio_DHparams(bio,NULL,NULL,NULL); 2533 err: 2534 if (bio != NULL) BIO_free(bio); 2535 return(ret); 2536 } 2537 #endif 2538 #ifndef OPENSSL_NO_KRB5 2539 char *client_princ; 2540 #endif 2541 2542 #if 0 2543 static int load_CA(SSL_CTX *ctx, char *file) 2544 { 2545 FILE *in; 2546 X509 *x=NULL; 2547 2548 if ((in=fopen(file,"r")) == NULL) 2549 return(0); 2550 2551 for (;;) 2552 { 2553 if (PEM_read_X509(in,&x,NULL) == NULL) 2554 break; 2555 SSL_CTX_add_client_CA(ctx,x); 2556 } 2557 if (x != NULL) X509_free(x); 2558 fclose(in); 2559 return(1); 2560 } 2561 #endif 2562 2563 static int www_body(char *hostname, int s, unsigned char *context) 2564 { 2565 char *buf=NULL; 2566 int ret=1; 2567 int i,j,k,dot; 2568 SSL *con; 2569 const SSL_CIPHER *c; 2570 BIO *io,*ssl_bio,*sbio; 2571 #ifndef OPENSSL_NO_KRB5 2572 KSSL_CTX *kctx; 2573 #endif 2574 2575 buf=OPENSSL_malloc(bufsize); 2576 if (buf == NULL) return(0); 2577 io=BIO_new(BIO_f_buffer()); 2578 ssl_bio=BIO_new(BIO_f_ssl()); 2579 if ((io == NULL) || (ssl_bio == NULL)) goto err; 2580 2581 #ifdef FIONBIO 2582 if (s_nbio) 2583 { 2584 unsigned long sl=1; 2585 2586 if (!s_quiet) 2587 BIO_printf(bio_err,"turning on non blocking io\n"); 2588 if (BIO_socket_ioctl(s,FIONBIO,&sl) < 0) 2589 ERR_print_errors(bio_err); 2590 } 2591 #endif 2592 2593 /* lets make the output buffer a reasonable size */ 2594 if (!BIO_set_write_buffer_size(io,bufsize)) goto err; 2595 2596 if ((con=SSL_new(ctx)) == NULL) goto err; 2597 #ifndef OPENSSL_NO_TLSEXT 2598 if (s_tlsextdebug) 2599 { 2600 SSL_set_tlsext_debug_callback(con, tlsext_cb); 2601 SSL_set_tlsext_debug_arg(con, bio_s_out); 2602 } 2603 #endif 2604 #ifndef OPENSSL_NO_KRB5 2605 if ((kctx = kssl_ctx_new()) != NULL) 2606 { 2607 kssl_ctx_setstring(kctx, KSSL_SERVICE, KRB5SVC); 2608 kssl_ctx_setstring(kctx, KSSL_KEYTAB, KRB5KEYTAB); 2609 } 2610 #endif /* OPENSSL_NO_KRB5 */ 2611 if(context) SSL_set_session_id_context(con, context, 2612 strlen((char *)context)); 2613 2614 sbio=BIO_new_socket(s,BIO_NOCLOSE); 2615 if (s_nbio_test) 2616 { 2617 BIO *test; 2618 2619 test=BIO_new(BIO_f_nbio_test()); 2620 sbio=BIO_push(test,sbio); 2621 } 2622 SSL_set_bio(con,sbio,sbio); 2623 SSL_set_accept_state(con); 2624 2625 /* SSL_set_fd(con,s); */ 2626 BIO_set_ssl(ssl_bio,con,BIO_CLOSE); 2627 BIO_push(io,ssl_bio); 2628 #ifdef CHARSET_EBCDIC 2629 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()),io); 2630 #endif 2631 2632 if (s_debug) 2633 { 2634 SSL_set_debug(con, 1); 2635 BIO_set_callback(SSL_get_rbio(con),bio_dump_callback); 2636 BIO_set_callback_arg(SSL_get_rbio(con),(char *)bio_s_out); 2637 } 2638 if (s_msg) 2639 { 2640 SSL_set_msg_callback(con, msg_cb); 2641 SSL_set_msg_callback_arg(con, bio_s_out); 2642 } 2643 2644 for (;;) 2645 { 2646 if (hack) 2647 { 2648 i=SSL_accept(con); 2649 #ifndef OPENSSL_NO_SRP 2650 while (i <= 0 && SSL_get_error(con,i) == SSL_ERROR_WANT_X509_LOOKUP) 2651 { 2652 BIO_printf(bio_s_out,"LOOKUP during accept %s\n",srp_callback_parm.login); 2653 srp_callback_parm.user = SRP_VBASE_get_by_user(srp_callback_parm.vb, srp_callback_parm.login); 2654 if (srp_callback_parm.user) 2655 BIO_printf(bio_s_out,"LOOKUP done %s\n",srp_callback_parm.user->info); 2656 else 2657 BIO_printf(bio_s_out,"LOOKUP not successful\n"); 2658 i=SSL_accept(con); 2659 } 2660 #endif 2661 switch (SSL_get_error(con,i)) 2662 { 2663 case SSL_ERROR_NONE: 2664 break; 2665 case SSL_ERROR_WANT_WRITE: 2666 case SSL_ERROR_WANT_READ: 2667 case SSL_ERROR_WANT_X509_LOOKUP: 2668 continue; 2669 case SSL_ERROR_SYSCALL: 2670 case SSL_ERROR_SSL: 2671 case SSL_ERROR_ZERO_RETURN: 2672 ret=1; 2673 goto err; 2674 /* break; */ 2675 } 2676 2677 SSL_renegotiate(con); 2678 SSL_write(con,NULL,0); 2679 } 2680 2681 i=BIO_gets(io,buf,bufsize-1); 2682 if (i < 0) /* error */ 2683 { 2684 if (!BIO_should_retry(io)) 2685 { 2686 if (!s_quiet) 2687 ERR_print_errors(bio_err); 2688 goto err; 2689 } 2690 else 2691 { 2692 BIO_printf(bio_s_out,"read R BLOCK\n"); 2693 #if defined(OPENSSL_SYS_NETWARE) 2694 delay(1000); 2695 #elif !defined(OPENSSL_SYS_MSDOS) && !defined(__DJGPP__) 2696 sleep(1); 2697 #endif 2698 continue; 2699 } 2700 } 2701 else if (i == 0) /* end of input */ 2702 { 2703 ret=1; 2704 goto end; 2705 } 2706 2707 /* else we have data */ 2708 if ( ((www == 1) && (strncmp("GET ",buf,4) == 0)) || 2709 ((www == 2) && (strncmp("GET /stats ",buf,10) == 0))) 2710 { 2711 char *p; 2712 X509 *peer; 2713 STACK_OF(SSL_CIPHER) *sk; 2714 static const char *space=" "; 2715 2716 BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n"); 2717 BIO_puts(io,"<HTML><BODY BGCOLOR=\"#ffffff\">\n"); 2718 BIO_puts(io,"<pre>\n"); 2719 /* BIO_puts(io,SSLeay_version(SSLEAY_VERSION));*/ 2720 BIO_puts(io,"\n"); 2721 for (i=0; i<local_argc; i++) 2722 { 2723 BIO_puts(io,local_argv[i]); 2724 BIO_write(io," ",1); 2725 } 2726 BIO_puts(io,"\n"); 2727 2728 BIO_printf(io, 2729 "Secure Renegotiation IS%s supported\n", 2730 SSL_get_secure_renegotiation_support(con) ? 2731 "" : " NOT"); 2732 2733 /* The following is evil and should not really 2734 * be done */ 2735 BIO_printf(io,"Ciphers supported in s_server binary\n"); 2736 sk=SSL_get_ciphers(con); 2737 j=sk_SSL_CIPHER_num(sk); 2738 for (i=0; i<j; i++) 2739 { 2740 c=sk_SSL_CIPHER_value(sk,i); 2741 BIO_printf(io,"%-11s:%-25s", 2742 SSL_CIPHER_get_version(c), 2743 SSL_CIPHER_get_name(c)); 2744 if ((((i+1)%2) == 0) && (i+1 != j)) 2745 BIO_puts(io,"\n"); 2746 } 2747 BIO_puts(io,"\n"); 2748 p=SSL_get_shared_ciphers(con,buf,bufsize); 2749 if (p != NULL) 2750 { 2751 BIO_printf(io,"---\nCiphers common between both SSL end points:\n"); 2752 j=i=0; 2753 while (*p) 2754 { 2755 if (*p == ':') 2756 { 2757 BIO_write(io,space,26-j); 2758 i++; 2759 j=0; 2760 BIO_write(io,((i%3)?" ":"\n"),1); 2761 } 2762 else 2763 { 2764 BIO_write(io,p,1); 2765 j++; 2766 } 2767 p++; 2768 } 2769 BIO_puts(io,"\n"); 2770 } 2771 BIO_printf(io,(SSL_cache_hit(con) 2772 ?"---\nReused, " 2773 :"---\nNew, ")); 2774 c=SSL_get_current_cipher(con); 2775 BIO_printf(io,"%s, Cipher is %s\n", 2776 SSL_CIPHER_get_version(c), 2777 SSL_CIPHER_get_name(c)); 2778 SSL_SESSION_print(io,SSL_get_session(con)); 2779 BIO_printf(io,"---\n"); 2780 print_stats(io,SSL_get_SSL_CTX(con)); 2781 BIO_printf(io,"---\n"); 2782 peer=SSL_get_peer_certificate(con); 2783 if (peer != NULL) 2784 { 2785 BIO_printf(io,"Client certificate\n"); 2786 X509_print(io,peer); 2787 PEM_write_bio_X509(io,peer); 2788 } 2789 else 2790 BIO_puts(io,"no client certificate available\n"); 2791 BIO_puts(io,"</BODY></HTML>\r\n\r\n"); 2792 break; 2793 } 2794 else if ((www == 2 || www == 3) 2795 && (strncmp("GET /",buf,5) == 0)) 2796 { 2797 BIO *file; 2798 char *p,*e; 2799 static const char *text="HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n"; 2800 2801 /* skip the '/' */ 2802 p= &(buf[5]); 2803 2804 dot = 1; 2805 for (e=p; *e != '\0'; e++) 2806 { 2807 if (e[0] == ' ') 2808 break; 2809 2810 switch (dot) 2811 { 2812 case 1: 2813 dot = (e[0] == '.') ? 2 : 0; 2814 break; 2815 case 2: 2816 dot = (e[0] == '.') ? 3 : 0; 2817 break; 2818 case 3: 2819 dot = (e[0] == '/') ? -1 : 0; 2820 break; 2821 } 2822 if (dot == 0) 2823 dot = (e[0] == '/') ? 1 : 0; 2824 } 2825 dot = (dot == 3) || (dot == -1); /* filename contains ".." component */ 2826 2827 if (*e == '\0') 2828 { 2829 BIO_puts(io,text); 2830 BIO_printf(io,"'%s' is an invalid file name\r\n",p); 2831 break; 2832 } 2833 *e='\0'; 2834 2835 if (dot) 2836 { 2837 BIO_puts(io,text); 2838 BIO_printf(io,"'%s' contains '..' reference\r\n",p); 2839 break; 2840 } 2841 2842 if (*p == '/') 2843 { 2844 BIO_puts(io,text); 2845 BIO_printf(io,"'%s' is an invalid path\r\n",p); 2846 break; 2847 } 2848 2849 #if 0 2850 /* append if a directory lookup */ 2851 if (e[-1] == '/') 2852 strcat(p,"index.html"); 2853 #endif 2854 2855 /* if a directory, do the index thang */ 2856 if (app_isdir(p)>0) 2857 { 2858 #if 0 /* must check buffer size */ 2859 strcat(p,"/index.html"); 2860 #else 2861 BIO_puts(io,text); 2862 BIO_printf(io,"'%s' is a directory\r\n",p); 2863 break; 2864 #endif 2865 } 2866 2867 if ((file=BIO_new_file(p,"r")) == NULL) 2868 { 2869 BIO_puts(io,text); 2870 BIO_printf(io,"Error opening '%s'\r\n",p); 2871 ERR_print_errors(io); 2872 break; 2873 } 2874 2875 if (!s_quiet) 2876 BIO_printf(bio_err,"FILE:%s\n",p); 2877 2878 if (www == 2) 2879 { 2880 i=strlen(p); 2881 if ( ((i > 5) && (strcmp(&(p[i-5]),".html") == 0)) || 2882 ((i > 4) && (strcmp(&(p[i-4]),".php") == 0)) || 2883 ((i > 4) && (strcmp(&(p[i-4]),".htm") == 0))) 2884 BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n"); 2885 else 2886 BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n"); 2887 } 2888 /* send the file */ 2889 for (;;) 2890 { 2891 i=BIO_read(file,buf,bufsize); 2892 if (i <= 0) break; 2893 2894 #ifdef RENEG 2895 total_bytes+=i; 2896 fprintf(stderr,"%d\n",i); 2897 if (total_bytes > 3*1024) 2898 { 2899 total_bytes=0; 2900 fprintf(stderr,"RENEGOTIATE\n"); 2901 SSL_renegotiate(con); 2902 } 2903 #endif 2904 2905 for (j=0; j<i; ) 2906 { 2907 #ifdef RENEG 2908 { static count=0; if (++count == 13) { SSL_renegotiate(con); } } 2909 #endif 2910 k=BIO_write(io,&(buf[j]),i-j); 2911 if (k <= 0) 2912 { 2913 if (!BIO_should_retry(io)) 2914 goto write_error; 2915 else 2916 { 2917 BIO_printf(bio_s_out,"rwrite W BLOCK\n"); 2918 } 2919 } 2920 else 2921 { 2922 j+=k; 2923 } 2924 } 2925 } 2926 write_error: 2927 BIO_free(file); 2928 break; 2929 } 2930 } 2931 2932 for (;;) 2933 { 2934 i=(int)BIO_flush(io); 2935 if (i <= 0) 2936 { 2937 if (!BIO_should_retry(io)) 2938 break; 2939 } 2940 else 2941 break; 2942 } 2943 end: 2944 #if 1 2945 /* make sure we re-use sessions */ 2946 SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN); 2947 #else 2948 /* This kills performance */ 2949 /* SSL_shutdown(con); A shutdown gets sent in the 2950 * BIO_free_all(io) procession */ 2951 #endif 2952 2953 err: 2954 2955 if (ret >= 0) 2956 BIO_printf(bio_s_out,"ACCEPT\n"); 2957 2958 if (buf != NULL) OPENSSL_free(buf); 2959 if (io != NULL) BIO_free_all(io); 2960 /* if (ssl_bio != NULL) BIO_free(ssl_bio);*/ 2961 return(ret); 2962 } 2963 2964 #ifndef OPENSSL_NO_RSA 2965 static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength) 2966 { 2967 BIGNUM *bn = NULL; 2968 static RSA *rsa_tmp=NULL; 2969 2970 if (!rsa_tmp && ((bn = BN_new()) == NULL)) 2971 BIO_printf(bio_err,"Allocation error in generating RSA key\n"); 2972 if (!rsa_tmp && bn) 2973 { 2974 if (!s_quiet) 2975 { 2976 BIO_printf(bio_err,"Generating temp (%d bit) RSA key...",keylength); 2977 (void)BIO_flush(bio_err); 2978 } 2979 if(!BN_set_word(bn, RSA_F4) || ((rsa_tmp = RSA_new()) == NULL) || 2980 !RSA_generate_key_ex(rsa_tmp, keylength, bn, NULL)) 2981 { 2982 if(rsa_tmp) RSA_free(rsa_tmp); 2983 rsa_tmp = NULL; 2984 } 2985 if (!s_quiet) 2986 { 2987 BIO_printf(bio_err,"\n"); 2988 (void)BIO_flush(bio_err); 2989 } 2990 BN_free(bn); 2991 } 2992 return(rsa_tmp); 2993 } 2994 #endif 2995 2996 #define MAX_SESSION_ID_ATTEMPTS 10 2997 static int generate_session_id(const SSL *ssl, unsigned char *id, 2998 unsigned int *id_len) 2999 { 3000 unsigned int count = 0; 3001 do { 3002 RAND_pseudo_bytes(id, *id_len); 3003 /* Prefix the session_id with the required prefix. NB: If our 3004 * prefix is too long, clip it - but there will be worse effects 3005 * anyway, eg. the server could only possibly create 1 session 3006 * ID (ie. the prefix!) so all future session negotiations will 3007 * fail due to conflicts. */ 3008 memcpy(id, session_id_prefix, 3009 (strlen(session_id_prefix) < *id_len) ? 3010 strlen(session_id_prefix) : *id_len); 3011 } 3012 while(SSL_has_matching_session_id(ssl, id, *id_len) && 3013 (++count < MAX_SESSION_ID_ATTEMPTS)); 3014 if(count >= MAX_SESSION_ID_ATTEMPTS) 3015 return 0; 3016 return 1; 3017 } 3018
Indexes created Wed Mar 04 05:31:52 UTC 2026