s_server.c 94.3 KB
Newer Older
1
/* apps/s_server.c */
2
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57
 * All rights reserved.
 *
 * This package is an SSL implementation written
 * by Eric Young (eay@cryptsoft.com).
 * The implementation was written so as to conform with Netscapes SSL.
 * 
 * This library is free for commercial and non-commercial use as long as
 * the following conditions are aheared to.  The following conditions
 * apply to all code found in this distribution, be it the RC4, RSA,
 * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
 * included with this distribution is covered by the same copyright terms
 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
 * 
 * Copyright remains Eric Young's, and as such any Copyright notices in
 * the code are not to be removed.
 * If this package is used in a product, Eric Young should be given attribution
 * as the author of the parts of the library used.
 * This can be in the form of a textual message at program startup or
 * in documentation (online or textual) provided with the package.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *    "This product includes cryptographic software written by
 *     Eric Young (eay@cryptsoft.com)"
 *    The word 'cryptographic' can be left out if the rouines from the library
 *    being used are not cryptographic related :-).
 * 4. If you include any Windows specific code (or a derivative thereof) from 
 *    the apps directory (application code) you must include an acknowledgement:
 *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
 * 
 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 * 
 * The licence and distribution terms for any publically available version or
 * derivative of this code cannot be changed.  i.e. this code cannot simply be
 * copied and put under another distribution licence
 * [including the GNU Public Licence.]
 */
58
/* ====================================================================
B
Bodo Möller 已提交
59
 * Copyright (c) 1998-2006 The OpenSSL Project.  All rights reserved.
60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer. 
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. All advertising materials mentioning features or use of this
 *    software must display the following acknowledgment:
 *    "This product includes software developed by the OpenSSL Project
 *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
 *
 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
 *    endorse or promote products derived from this software without
 *    prior written permission. For written permission, please contact
 *    openssl-core@openssl.org.
 *
 * 5. Products derived from this software may not be called "OpenSSL"
 *    nor may "OpenSSL" appear in their names without prior written
 *    permission of the OpenSSL Project.
 *
 * 6. Redistributions of any form whatsoever must retain the following
 *    acknowledgment:
 *    "This product includes software developed by the OpenSSL Project
 *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
 *
 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 * ====================================================================
 *
 * This product includes cryptographic software written by Eric Young
 * (eay@cryptsoft.com).  This product includes software written by Tim
 * Hudson (tjh@cryptsoft.com).
 *
 */
B
Bodo Möller 已提交
111 112
/* ====================================================================
 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
113
 * ECC cipher suite support in OpenSSL originally developed by 
B
Bodo Möller 已提交
114 115
 * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
 */
116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141
/* ====================================================================
 * Copyright 2005 Nokia. All rights reserved.
 *
 * The portions of the attached software ("Contribution") is developed by
 * Nokia Corporation and is licensed pursuant to the OpenSSL open source
 * license.
 *
 * The Contribution, originally written by Mika Kousa and Pasi Eronen of
 * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
 * support (see RFC 4279) to OpenSSL.
 *
 * No patent licenses or other rights except those expressly stated in
 * the OpenSSL open source license shall be deemed granted or received
 * expressly, by implication, estoppel, or otherwise.
 *
 * No assurances are provided by Nokia that the Contribution does not
 * infringe the patent or other intellectual property rights of any third
 * party or that the license provides you with all the necessary rights
 * to make use of the Contribution.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
 * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
 * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
 * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
 * OTHERWISE.
 */
142

143 144 145 146 147 148
/* Until the key-gen callbacks are modified to use newer prototypes, we allow
 * deprecated functions for openssl-internal code */
#ifdef OPENSSL_NO_DEPRECATED
#undef OPENSSL_NO_DEPRECATED
#endif

B
Bodo Möller 已提交
149
#include <assert.h>
150
#include <ctype.h>
U
Ulf Möller 已提交
151 152 153
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
R
Richard Levitte 已提交
154

155
#include <openssl/e_os2.h>
156
#ifdef OPENSSL_NO_STDIO
U
Ulf Möller 已提交
157 158 159
#define APPS_WIN16
#endif

R
Richard Levitte 已提交
160 161 162 163
#if !defined(OPENSSL_SYS_NETWARE)  /* conflicts with winsock2 stuff on netware */
#include <sys/types.h>
#endif

U
Ulf Möller 已提交
164 165 166 167
/* With IPv6, it looks like Digital has mixed up the proper order of
   recursive header file inclusion, resulting in the compiler complaining
   that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which
   is needed to have fileno() declared correctly...  So let's define u_int */
168
#if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
U
Ulf Möller 已提交
169 170 171 172
#define __U_INT
typedef unsigned int u_int;
#endif

173 174
#include <openssl/lhash.h>
#include <openssl/bn.h>
175 176
#define USE_SOCKETS
#include "apps.h"
177 178 179 180
#include <openssl/err.h>
#include <openssl/pem.h>
#include <openssl/x509.h>
#include <openssl/ssl.h>
181
#include <openssl/rand.h>
182
#include <openssl/ocsp.h>
N
make  
Nils Larsch 已提交
183 184 185 186 187 188
#ifndef OPENSSL_NO_DH
#include <openssl/dh.h>
#endif
#ifndef OPENSSL_NO_RSA
#include <openssl/rsa.h>
#endif
B
Ben Laurie 已提交
189 190 191
#ifndef OPENSSL_NO_SRP
#include <openssl/srp.h>
#endif
192
#include "s_apps.h"
B
Ben Laurie 已提交
193
#include "timeouts.h"
194

195
#if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000)
U
Ulf Möller 已提交
196
/* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
U
Ulf Möller 已提交
197 198 199
#undef FIONBIO
#endif

U
Ulf Möller 已提交
200 201 202 203
#if defined(OPENSSL_SYS_BEOS_R5)
#include <fcntl.h>
#endif

204
#ifndef OPENSSL_NO_RSA
U
Ulf Möller 已提交
205
static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength);
206
#endif
207
static int not_resumable_sess_cb(SSL *s, int is_forward_secure);
208 209 210
static int sv_body(char *hostname, int s, int stype, unsigned char *context);
static int www_body(char *hostname, int s, int stype, unsigned char *context);
static int rev_body(char *hostname, int s, int stype, unsigned char *context);
211 212 213 214
static void close_accept_socket(void );
static void sv_usage(void);
static int init_ssl_connection(SSL *s);
static void print_stats(BIO *bp,SSL_CTX *ctx);
215 216
static int generate_session_id(const SSL *ssl, unsigned char *id,
				unsigned int *id_len);
217 218
static void init_session_cache_ctx(SSL_CTX *sctx);
static void free_sessions(void);
219
#ifndef OPENSSL_NO_DH
N
Nils Larsch 已提交
220
static DH *load_dh_param(const char *dhfile);
221
static DH *get_dh512(void);
222
#endif
B
Bodo Möller 已提交
223

224 225 226
#ifdef MONOLITH
static void s_server_init(void);
#endif
227

228 229 230 231
#ifndef OPENSSL_NO_TLSEXT

static const unsigned char auth_ext_data[]={TLSEXT_AUTHZDATAFORMAT_dtcp};

232 233
static unsigned char *generated_supp_data = NULL;

B
Ben Laurie 已提交
234
static const unsigned char *most_recent_supplemental_data = NULL;
235
static size_t most_recent_supplemental_data_length = 0;
236 237 238 239 240 241

static int client_provided_server_authz = 0;
static int client_provided_client_authz = 0;

#endif

242
#ifndef OPENSSL_NO_DH
243 244 245 246 247 248 249 250 251 252 253 254
static unsigned char dh512_p[]={
	0xDA,0x58,0x3C,0x16,0xD9,0x85,0x22,0x89,0xD0,0xE4,0xAF,0x75,
	0x6F,0x4C,0xCA,0x92,0xDD,0x4B,0xE5,0x33,0xB8,0x04,0xFB,0x0F,
	0xED,0x94,0xEF,0x9C,0x8A,0x44,0x03,0xED,0x57,0x46,0x50,0xD3,
	0x69,0x99,0xDB,0x29,0xD7,0x76,0x27,0x6B,0xA2,0xD3,0xD4,0x12,
	0xE2,0x18,0xF4,0xDD,0x1E,0x08,0x4C,0xF6,0xD8,0x00,0x3E,0x7C,
	0x47,0x74,0xE8,0x33,
	};
static unsigned char dh512_g[]={
	0x02,
	};

U
Ulf Möller 已提交
255
static DH *get_dh512(void)
256 257 258 259 260 261 262 263 264 265
	{
	DH *dh=NULL;

	if ((dh=DH_new()) == NULL) return(NULL);
	dh->p=BN_bin2bn(dh512_p,sizeof(dh512_p),NULL);
	dh->g=BN_bin2bn(dh512_g,sizeof(dh512_g),NULL);
	if ((dh->p == NULL) || (dh->g == NULL))
		return(NULL);
	return(dh);
	}
266
#endif
267

B
Bodo Möller 已提交
268

269 270 271
/* static int load_CA(SSL_CTX *ctx, char *file);*/

#undef BUFSIZZ
272
#define BUFSIZZ	16*1024
273
static int bufsize=BUFSIZZ;
274 275 276
static int accept_socket= -1;

#define TEST_CERT	"server.pem"
277 278 279
#ifndef OPENSSL_NO_TLSEXT
#define TEST_CERT2	"server2.pem"
#endif
280 281 282
#undef PROG
#define PROG		s_server_main

283
extern int verify_depth, verify_return_error, verify_quiet;
284

285
static int s_server_verify=SSL_VERIFY_NONE;
286
static int s_server_session_id_context = 1; /* anything will do */
287
static const char *s_cert_file=TEST_CERT,*s_key_file=NULL, *s_chain_file=NULL;
288 289 290
#ifndef OPENSSL_NO_TLSEXT
static const char *s_cert_file2=TEST_CERT2,*s_key_file2=NULL;
#endif
291
static char *s_dcert_file=NULL,*s_dkey_file=NULL, *s_dchain_file=NULL;
292 293 294 295
#ifdef FIONBIO
static int s_nbio=0;
#endif
static int s_nbio_test=0;
B
Bodo Möller 已提交
296
int s_crlf=0;
297
static SSL_CTX *ctx=NULL;
298 299 300
#ifndef OPENSSL_NO_TLSEXT
static SSL_CTX *ctx2=NULL;
#endif
301 302 303
static int www=0;

static BIO *bio_s_out=NULL;
304
static BIO *bio_s_msg = NULL;
305
static int s_debug=0;
306 307
#ifndef OPENSSL_NO_TLSEXT
static int s_tlsextdebug=0;
308 309
static int s_tlsextstatus=0;
static int cert_status_cb(SSL *s, void *arg);
310
#endif
311
static int no_resume_ephemeral = 0;
312
static int s_msg=0;
313
static int s_quiet=0;
314
static int s_ign_eof=0;
315
static int s_brief=0;
316

B
Ben Laurie 已提交
317 318 319
static char *keymatexportlabel=NULL;
static int keymatexportlen=20;

320
static int hack=0;
321
#ifndef OPENSSL_NO_ENGINE
322
static char *engine_id=NULL;
323
#endif
324
static const char *session_id_prefix=NULL;
325

B
Ben Laurie 已提交
326
static int enable_timeouts = 0;
B
Bodo Möller 已提交
327
static long socket_mtu;
D
Dr. Stephen Henson 已提交
328
#ifndef OPENSSL_NO_DTLS1
B
Ben Laurie 已提交
329
static int cert_chain = 0;
D
Dr. Stephen Henson 已提交
330
#endif
B
Ben Laurie 已提交
331

B
Ben Laurie 已提交
332
#ifndef OPENSSL_NO_TLSEXT
333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350
static int suppdata_cb(SSL *s, unsigned short supp_data_type,
		       const unsigned char *in,
		       unsigned short inlen, int *al,
		       void *arg);

static int auth_suppdata_generate_cb(SSL *s, unsigned short supp_data_type,
				     const unsigned char **out,
				     unsigned short *outlen, void *arg);

static int authz_tlsext_generate_cb(SSL *s, unsigned short ext_type,
				    const unsigned char **out, unsigned short *outlen,
				    void *arg);

static int authz_tlsext_cb(SSL *s, unsigned short ext_type,
			   const unsigned char *in,
			   unsigned short inlen, int *al,
			   void *arg);

351 352
static BIO *serverinfo_in = NULL;
static const char *s_serverinfo_file = NULL;
353 354 355

static int c_auth = 0;
static int c_auth_require_reneg = 0;
B
Ben Laurie 已提交
356
#endif
B
Ben Laurie 已提交
357

358 359
#ifndef OPENSSL_NO_PSK
static char *psk_identity="Client_identity";
360
char *psk_key=NULL; /* by default PSK is not used */
361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377

static unsigned int psk_server_cb(SSL *ssl, const char *identity,
	unsigned char *psk, unsigned int max_psk_len)
	{
	unsigned int psk_len = 0;
	int ret;
	BIGNUM *bn = NULL;

	if (s_debug)
		BIO_printf(bio_s_out,"psk_server_cb\n");
	if (!identity)
		{
		BIO_printf(bio_err,"Error: client did not send PSK identity\n");
		goto out_err;
		}
	if (s_debug)
		BIO_printf(bio_s_out,"identity_len=%d identity=%s\n",
378
			identity ? (int)strlen(identity) : 0, identity);
379 380 381 382

	/* here we could lookup the given identity e.g. from a database */
  	if (strcmp(identity, psk_identity) != 0)
		{
383 384 385
                BIO_printf(bio_s_out, "PSK error: client identity not found"
			   " (got '%s' expected '%s')\n", identity,
			   psk_identity);
386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423
		goto out_err;
                }
	if (s_debug)
		BIO_printf(bio_s_out, "PSK client identity found\n");

	/* convert the PSK key to binary */
	ret = BN_hex2bn(&bn, psk_key);
	if (!ret)
		{
		BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", psk_key);
		if (bn)
			BN_free(bn);
		return 0;
		}
	if (BN_num_bytes(bn) > (int)max_psk_len)
		{
		BIO_printf(bio_err,"psk buffer of callback is too small (%d) for key (%d)\n",
			max_psk_len, BN_num_bytes(bn));
		BN_free(bn);
		return 0;
		}

	ret = BN_bn2bin(bn, psk);
	BN_free(bn);

	if (ret < 0)
		goto out_err;
	psk_len = (unsigned int)ret;

	if (s_debug)
		BIO_printf(bio_s_out, "fetched PSK len=%d\n", psk_len);
        return psk_len;
 out_err:
	if (s_debug)
		BIO_printf(bio_err, "Error in PSK server callback\n");
	return 0;
        }
#endif
B
Ben Laurie 已提交
424

B
Ben Laurie 已提交
425 426 427 428 429 430
#ifndef OPENSSL_NO_SRP
/* This is a context that we pass to callbacks */
typedef struct srpsrvparm_st
	{
	char *login;
	SRP_VBASE *vb;
D
Dr. Stephen Henson 已提交
431
	SRP_user_pwd *user;
B
Ben Laurie 已提交
432 433
	} srpsrvparm;

D
Dr. Stephen Henson 已提交
434 435 436 437 438 439 440
/* This callback pretends to require some asynchronous logic in order to obtain
   a verifier. When the callback is called for a new connection we return
   with a negative value. This will provoke the accept etc to return with
   an LOOKUP_X509. The main logic of the reinvokes the suspended call 
   (which would normally occur after a worker has finished) and we
   set the user parameters. 
*/
B
Ben Laurie 已提交
441 442
static int MS_CALLBACK ssl_srp_server_param_cb(SSL *s, int *ad, void *arg)
	{
D
Dr. Stephen Henson 已提交
443 444 445 446 447 448 449
	srpsrvparm *p = (srpsrvparm *)arg;
	if (p->login == NULL && p->user == NULL )
		{
		p->login = SSL_get_srp_username(s);
		BIO_printf(bio_err, "SRP username = \"%s\"\n", p->login);
		return (-1) ;
		}
B
Ben Laurie 已提交
450

D
Dr. Stephen Henson 已提交
451
	if (p->user == NULL)
B
Ben Laurie 已提交
452 453 454 455
		{
		BIO_printf(bio_err, "User %s doesn't exist\n", p->login);
		return SSL3_AL_FATAL;
		}
D
Dr. Stephen Henson 已提交
456 457
	if (SSL_set_srp_server_param(s, p->user->N, p->user->g, p->user->s, p->user->v,
				     p->user->info) < 0)
B
Ben Laurie 已提交
458 459 460 461
		{
		*ad = SSL_AD_INTERNAL_ERROR;
		return SSL3_AL_FATAL;
		}
D
Dr. Stephen Henson 已提交
462 463 464 465
	BIO_printf(bio_err, "SRP parameters set: username = \"%s\" info=\"%s\" \n", p->login,p->user->info);
	/* need to check whether there are memory leaks */
	p->user = NULL;
	p->login = NULL;
B
Ben Laurie 已提交
466 467 468 469 470
	return SSL_ERROR_NONE;
	}

#endif

471
#ifdef MONOLITH
U
Ulf Möller 已提交
472
static void s_server_init(void)
473
	{
474
	accept_socket=-1;
475 476 477
	s_server_verify=SSL_VERIFY_NONE;
	s_dcert_file=NULL;
	s_dkey_file=NULL;
478
	s_dchain_file=NULL;
479 480
	s_cert_file=TEST_CERT;
	s_key_file=NULL;
481
	s_chain_file=NULL;
482 483 484 485 486
#ifndef OPENSSL_NO_TLSEXT
	s_cert_file2=TEST_CERT2;
	s_key_file2=NULL;
	ctx2=NULL;
#endif
487 488 489 490 491 492 493 494 495
#ifdef FIONBIO
	s_nbio=0;
#endif
	s_nbio_test=0;
	ctx=NULL;
	www=0;

	bio_s_out=NULL;
	s_debug=0;
496
	s_msg=0;
497
	s_quiet=0;
498
	s_brief=0;
499
	hack=0;
500
#ifndef OPENSSL_NO_ENGINE
501
	engine_id=NULL;
502
#endif
503 504 505
	}
#endif

U
Ulf Möller 已提交
506
static void sv_usage(void)
507 508 509
	{
	BIO_printf(bio_err,"usage: s_server [args ...]\n");
	BIO_printf(bio_err,"\n");
510
	BIO_printf(bio_err," -accept arg   - port to accept on (default is %d)\n",PORT);
B
Ben Laurie 已提交
511
	BIO_printf(bio_err," -context arg  - set session ID context\n");
512 513
	BIO_printf(bio_err," -verify arg   - turn on peer certificate verification\n");
	BIO_printf(bio_err," -Verify arg   - turn on peer certificate verification, must have a cert.\n");
D
PR: 910  
Dr. Stephen Henson 已提交
514
	BIO_printf(bio_err," -cert arg     - certificate file to use\n");
515
	BIO_printf(bio_err,"                 (default is %s)\n",TEST_CERT);
516 517
#ifndef OPENSSL_NO_TLSEXT
	BIO_printf(bio_err," -serverinfo arg - PEM serverinfo file for certificate\n");
518 519
	BIO_printf(bio_err," -auth               - send and receive RFC 5878 TLS auth extensions and supplemental data\n");
	BIO_printf(bio_err," -auth_require_reneg - Do not send TLS auth extensions until renegotiation\n");
520
#endif
521
    BIO_printf(bio_err," -no_resumption_on_reneg - set SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION flag\n");
522 523 524 525 526
	BIO_printf(bio_err," -crl_check    - check the peer certificate has not been revoked by its CA.\n" \
	                   "                 The CRL(s) are appended to the certificate file\n");
	BIO_printf(bio_err," -crl_check_all - check the peer certificate has not been revoked by its CA\n" \
	                   "                 or any other CRL in the CA chain. CRL(s) are appened to the\n" \
	                   "                 the certificate file.\n");
D
PR: 910  
Dr. Stephen Henson 已提交
527 528
	BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n");
	BIO_printf(bio_err," -key arg      - Private Key file to use, in cert file if\n");
529
	BIO_printf(bio_err,"                 not specified (default is %s)\n",TEST_CERT);
D
PR: 910  
Dr. Stephen Henson 已提交
530 531
	BIO_printf(bio_err," -keyform arg  - key format (PEM, DER or ENGINE) PEM default\n");
	BIO_printf(bio_err," -pass arg     - private key file pass phrase source\n");
532
	BIO_printf(bio_err," -dcert arg    - second certificate file to use (usually for DSA)\n");
D
PR: 910  
Dr. Stephen Henson 已提交
533
	BIO_printf(bio_err," -dcertform x  - second certificate format (PEM or DER) PEM default\n");
534
	BIO_printf(bio_err," -dkey arg     - second private key file to use (usually for DSA)\n");
D
PR: 910  
Dr. Stephen Henson 已提交
535 536
	BIO_printf(bio_err," -dkeyform arg - second key format (PEM, DER or ENGINE) PEM default\n");
	BIO_printf(bio_err," -dpass arg    - second private key file pass phrase source\n");
537 538
	BIO_printf(bio_err," -dhparam arg  - DH parameter file to use, in cert file if not specified\n");
	BIO_printf(bio_err,"                 or a default set of parameters is used\n");
B
Bodo Möller 已提交
539 540 541
#ifndef OPENSSL_NO_ECDH
	BIO_printf(bio_err," -named_curve arg  - Elliptic curve name to use for ephemeral ECDH keys.\n" \
	                   "                 Use \"openssl ecparam -list_curves\" for all names\n" \
542
	                   "                 (default is nistp256).\n");
B
Bodo Möller 已提交
543
#endif
544 545 546 547
#ifdef FIONBIO
	BIO_printf(bio_err," -nbio         - Run with non-blocking IO\n");
#endif
	BIO_printf(bio_err," -nbio_test    - test with the non-blocking test bio\n");
548
	BIO_printf(bio_err," -crlf         - convert LF from terminal into CRLF\n");
549
	BIO_printf(bio_err," -debug        - Print more output\n");
550
	BIO_printf(bio_err," -msg          - Show protocol messages\n");
551 552 553 554
	BIO_printf(bio_err," -state        - Print the SSL states\n");
	BIO_printf(bio_err," -CApath arg   - PEM format directory of CA's\n");
	BIO_printf(bio_err," -CAfile arg   - PEM format file of CA's\n");
	BIO_printf(bio_err," -nocert       - Don't use any certificates (Anon-DH)\n");
555
	BIO_printf(bio_err," -cipher arg   - play with 'openssl ciphers' to see what goes here\n");
556
	BIO_printf(bio_err," -serverpref   - Use server's cipher preferences\n");
557 558
	BIO_printf(bio_err," -quiet        - No server output\n");
	BIO_printf(bio_err," -no_tmp_rsa   - Do not generate a tmp RSA key\n");
559 560 561
#ifndef OPENSSL_NO_PSK
	BIO_printf(bio_err," -psk_hint arg - PSK identity hint to use\n");
	BIO_printf(bio_err," -psk arg      - PSK in hex (without 0x)\n");
D
Dr. Stephen Henson 已提交
562
# ifndef OPENSSL_NO_JPAKE
563 564
	BIO_printf(bio_err," -jpake arg    - JPAKE secret to use\n");
# endif
B
Ben Laurie 已提交
565 566 567 568
#endif
#ifndef OPENSSL_NO_SRP
	BIO_printf(bio_err," -srpvfile file      - The verifier file for SRP\n");
	BIO_printf(bio_err," -srpuserseed string - A seed string for a default user salt.\n");
569
#endif
570 571
	BIO_printf(bio_err," -ssl2         - Just talk SSLv2\n");
	BIO_printf(bio_err," -ssl3         - Just talk SSLv3\n");
572
	BIO_printf(bio_err," -tls1_2       - Just talk TLSv1.2\n");
573
	BIO_printf(bio_err," -tls1_1       - Just talk TLSv1.1\n");
574
	BIO_printf(bio_err," -tls1         - Just talk TLSv1\n");
B
Ben Laurie 已提交
575
	BIO_printf(bio_err," -dtls1        - Just talk DTLSv1\n");
576
	BIO_printf(bio_err," -dtls1_2      - Just talk DTLSv1.2\n");
B
Ben Laurie 已提交
577
	BIO_printf(bio_err," -timeout      - Enable timeouts\n");
D
Dr. Stephen Henson 已提交
578
	BIO_printf(bio_err," -mtu          - Set link layer MTU\n");
B
Ben Laurie 已提交
579
	BIO_printf(bio_err," -chain        - Read a certificate chain\n");
580 581 582
	BIO_printf(bio_err," -no_ssl2      - Just disable SSLv2\n");
	BIO_printf(bio_err," -no_ssl3      - Just disable SSLv3\n");
	BIO_printf(bio_err," -no_tls1      - Just disable TLSv1\n");
583
	BIO_printf(bio_err," -no_tls1_1    - Just disable TLSv1.1\n");
584
	BIO_printf(bio_err," -no_tls1_2    - Just disable TLSv1.2\n");
585
#ifndef OPENSSL_NO_DH
B
Bodo Möller 已提交
586
	BIO_printf(bio_err," -no_dhe       - Disable ephemeral DH\n");
B
Bodo Möller 已提交
587 588 589
#endif
#ifndef OPENSSL_NO_ECDH
	BIO_printf(bio_err," -no_ecdhe     - Disable ephemeral ECDH\n");
B
Bodo Möller 已提交
590
#endif
591
	BIO_printf(bio_err, "-no_resume_ephemeral - Disable caching and tickets if ephemeral (EC)DH is used\n");
U
Ulf Möller 已提交
592
	BIO_printf(bio_err," -bugs         - Turn on SSL bug compatibility\n");
593
	BIO_printf(bio_err," -www          - Respond to a 'GET /' with a status page\n");
594
	BIO_printf(bio_err," -WWW          - Respond to a 'GET /<path> HTTP/1.0' with file ./<path>\n");
595 596
	BIO_printf(bio_err," -HTTP         - Respond to a 'GET /<path> HTTP/1.0' with file ./<path>\n");
        BIO_printf(bio_err,"                 with the assumption it contains a complete HTTP response.\n");
597
#ifndef OPENSSL_NO_ENGINE
598
	BIO_printf(bio_err," -engine id    - Initialise and use the specified engine\n");
599
#endif
600
	BIO_printf(bio_err," -id_prefix arg - Generate SSL/TLS session IDs prefixed by 'arg'\n");
601
	BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
602
#ifndef OPENSSL_NO_TLSEXT
B
Bodo Möller 已提交
603
	BIO_printf(bio_err," -servername host - servername for HostName TLS extension\n");
604
	BIO_printf(bio_err," -servername_fatal - on mismatch send fatal alert (default warning alert)\n");
605 606 607 608
	BIO_printf(bio_err," -cert2 arg    - certificate file to use for servername\n");
	BIO_printf(bio_err,"                 (default is %s)\n",TEST_CERT2);
	BIO_printf(bio_err," -key2 arg     - Private Key file to use for servername, in cert file if\n");
	BIO_printf(bio_err,"                 not specified (default is %s)\n",TEST_CERT2);
609 610
	BIO_printf(bio_err," -tlsextdebug  - hex dump of all TLS extensions received\n");
	BIO_printf(bio_err," -no_ticket    - disable use of RFC4507bis session tickets\n");
611
	BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n");
B
Ben Laurie 已提交
612
# ifndef OPENSSL_NO_NEXTPROTONEG
B
Ben Laurie 已提交
613
	BIO_printf(bio_err," -nextprotoneg arg - set the advertised protocols for the NPN extension (comma-separated list)\n");
B
Ben Laurie 已提交
614
# endif
D
Dr. Stephen Henson 已提交
615
        BIO_printf(bio_err," -use_srtp profiles - Offer SRTP key management with a colon-separated profile list\n");
A
Adam Langley 已提交
616
	BIO_printf(bio_err," -alpn arg  - set the advertised protocols for the ALPN extension (comma-separated list)\n");
617
#endif
B
Ben Laurie 已提交
618 619
	BIO_printf(bio_err," -keymatexport label   - Export keying material using label\n");
	BIO_printf(bio_err," -keymatexportlen len  - Export len bytes of keying material (default 20)\n");
620 621
	}

622
static int local_argc=0;
623 624
static char **local_argv;

625 626 627 628
#ifdef CHARSET_EBCDIC
static int ebcdic_new(BIO *bi);
static int ebcdic_free(BIO *a);
static int ebcdic_read(BIO *b, char *out, int outl);
B
Bodo Möller 已提交
629 630
static int ebcdic_write(BIO *b, const char *in, int inl);
static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr);
631
static int ebcdic_gets(BIO *bp, char *buf, int size);
B
Bodo Möller 已提交
632
static int ebcdic_puts(BIO *bp, const char *str);
633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662

#define BIO_TYPE_EBCDIC_FILTER	(18|0x0200)
static BIO_METHOD methods_ebcdic=
	{
	BIO_TYPE_EBCDIC_FILTER,
	"EBCDIC/ASCII filter",
	ebcdic_write,
	ebcdic_read,
	ebcdic_puts,
	ebcdic_gets,
	ebcdic_ctrl,
	ebcdic_new,
	ebcdic_free,
	};

typedef struct
{
	size_t	alloced;
	char	buff[1];
} EBCDIC_OUTBUFF;

BIO_METHOD *BIO_f_ebcdic_filter()
{
	return(&methods_ebcdic);
}

static int ebcdic_new(BIO *bi)
{
	EBCDIC_OUTBUFF *wbuf;

663
	wbuf = (EBCDIC_OUTBUFF *)OPENSSL_malloc(sizeof(EBCDIC_OUTBUFF) + 1024);
664 665 666 667 668 669 670 671 672 673 674 675 676
	wbuf->alloced = 1024;
	wbuf->buff[0] = '\0';

	bi->ptr=(char *)wbuf;
	bi->init=1;
	bi->flags=0;
	return(1);
}

static int ebcdic_free(BIO *a)
{
	if (a == NULL) return(0);
	if (a->ptr != NULL)
677
		OPENSSL_free(a->ptr);
678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696
	a->ptr=NULL;
	a->init=0;
	a->flags=0;
	return(1);
}
	
static int ebcdic_read(BIO *b, char *out, int outl)
{
	int ret=0;

	if (out == NULL || outl == 0) return(0);
	if (b->next_bio == NULL) return(0);

	ret=BIO_read(b->next_bio,out,outl);
	if (ret > 0)
		ascii2ebcdic(out,out,ret);
	return(ret);
}

B
Bodo Möller 已提交
697
static int ebcdic_write(BIO *b, const char *in, int inl)
698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713
{
	EBCDIC_OUTBUFF *wbuf;
	int ret=0;
	int num;
	unsigned char n;

	if ((in == NULL) || (inl <= 0)) return(0);
	if (b->next_bio == NULL) return(0);

	wbuf=(EBCDIC_OUTBUFF *)b->ptr;

	if (inl > (num = wbuf->alloced))
	{
		num = num + num;  /* double the size */
		if (num < inl)
			num = inl;
714 715
		OPENSSL_free(wbuf);
		wbuf=(EBCDIC_OUTBUFF *)OPENSSL_malloc(sizeof(EBCDIC_OUTBUFF) + num);
716 717 718 719 720 721 722 723 724 725 726 727 728 729

		wbuf->alloced = num;
		wbuf->buff[0] = '\0';

		b->ptr=(char *)wbuf;
	}

	ebcdic2ascii(wbuf->buff, in, inl);

	ret=BIO_write(b->next_bio, wbuf->buff, inl);

	return(ret);
}

B
Bodo Möller 已提交
730
static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr)
731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748
{
	long ret;

	if (b->next_bio == NULL) return(0);
	switch (cmd)
	{
	case BIO_CTRL_DUP:
		ret=0L;
		break;
	default:
		ret=BIO_ctrl(b->next_bio,cmd,num,ptr);
		break;
	}
	return(ret);
}

static int ebcdic_gets(BIO *bp, char *buf, int size)
{
B
Bodo Möller 已提交
749
	int i, ret=0;
750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767
	if (bp->next_bio == NULL) return(0);
/*	return(BIO_gets(bp->next_bio,buf,size));*/
	for (i=0; i<size-1; ++i)
	{
		ret = ebcdic_read(bp,&buf[i],1);
		if (ret <= 0)
			break;
		else if (buf[i] == '\n')
		{
			++i;
			break;
		}
	}
	if (i < size)
		buf[i] = '\0';
	return (ret < 0 && i == 0) ? ret : i;
}

B
Bodo Möller 已提交
768
static int ebcdic_puts(BIO *bp, const char *str)
769 770 771 772 773 774
{
	if (bp->next_bio == NULL) return(0);
	return ebcdic_write(bp, str, strlen(str));
}
#endif

775 776 777 778 779 780
#ifndef OPENSSL_NO_TLSEXT

/* This is a context that we pass to callbacks */
typedef struct tlsextctx_st {
   char * servername;
   BIO * biodebug;
781
   int extension_error;
782 783 784
} tlsextctx;


B
Bodo Möller 已提交
785 786
static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg)
	{
787
	tlsextctx * p = (tlsextctx *) arg;
788
	const char * servername = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
789
        if (servername && p->biodebug) 
790 791
		BIO_printf(p->biodebug,"Hostname in TLS extension: \"%s\"\n",servername);
        
B
Bodo Möller 已提交
792
	if (!p->servername)
793
		return SSL_TLSEXT_ERR_NOACK;
794
	
B
Bodo Möller 已提交
795 796
	if (servername)
		{
797
    		if (strcmp(servername,p->servername)) 
798 799 800
			return p->extension_error;
		if (ctx2)
			{
801
			BIO_printf(p->biodebug,"Switching server context.\n");
802
			SSL_set_SSL_CTX(s,ctx2);
B
Bodo Möller 已提交
803
			}     
B
Bodo Möller 已提交
804
		}
805
	return SSL_TLSEXT_ERR_OK;
806
}
807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839

/* Structure passed to cert status callback */

typedef struct tlsextstatusctx_st {
   /* Default responder to use */
   char *host, *path, *port;
   int use_ssl;
   int timeout;
   BIO *err;
   int verbose;
} tlsextstatusctx;

static tlsextstatusctx tlscstatp = {NULL, NULL, NULL, 0, -1, NULL, 0};

/* Certificate Status callback. This is called when a client includes a
 * certificate status request extension.
 *
 * This is a simplified version. It examines certificates each time and
 * makes one OCSP responder query for each request.
 *
 * A full version would store details such as the OCSP certificate IDs and
 * minimise the number of OCSP responses by caching them until they were
 * considered "expired".
 */

static int cert_status_cb(SSL *s, void *arg)
	{
	tlsextstatusctx *srctx = arg;
	BIO *err = srctx->err;
	char *host, *port, *path;
	int use_ssl;
	unsigned char *rspder = NULL;
	int rspderlen;
D
Dr. Stephen Henson 已提交
840
	STACK_OF(OPENSSL_STRING) *aia = NULL;
841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861
	X509 *x = NULL;
	X509_STORE_CTX inctx;
	X509_OBJECT obj;
	OCSP_REQUEST *req = NULL;
	OCSP_RESPONSE *resp = NULL;
	OCSP_CERTID *id = NULL;
	STACK_OF(X509_EXTENSION) *exts;
	int ret = SSL_TLSEXT_ERR_NOACK;
	int i;
#if 0
STACK_OF(OCSP_RESPID) *ids;
SSL_get_tlsext_status_ids(s, &ids);
BIO_printf(err, "cert_status: received %d ids\n", sk_OCSP_RESPID_num(ids));
#endif
	if (srctx->verbose)
		BIO_puts(err, "cert_status: callback called\n");
	/* Build up OCSP query from server certificate */
	x = SSL_get_certificate(s);
	aia = X509_get1_ocsp(x);
	if (aia)
		{
D
Dr. Stephen Henson 已提交
862
		if (!OCSP_parse_url(sk_OPENSSL_STRING_value(aia, 0),
863 864 865 866 867 868 869
			&host, &port, &path, &use_ssl))
			{
			BIO_puts(err, "cert_status: can't parse AIA URL\n");
			goto err;
			}
		if (srctx->verbose)
			BIO_printf(err, "cert_status: AIA URL: %s\n",
D
Dr. Stephen Henson 已提交
870
					sk_OPENSSL_STRING_value(aia, 0));
871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914
		}
	else
		{
		if (!srctx->host)
			{
			BIO_puts(srctx->err, "cert_status: no AIA and no default responder URL\n");
			goto done;
			}
		host = srctx->host;
		path = srctx->path;
		port = srctx->port;
		use_ssl = srctx->use_ssl;
		}
		
	if (!X509_STORE_CTX_init(&inctx,
				SSL_CTX_get_cert_store(SSL_get_SSL_CTX(s)),
				NULL, NULL))
		goto err;
	if (X509_STORE_get_by_subject(&inctx,X509_LU_X509,
				X509_get_issuer_name(x),&obj) <= 0)
		{
		BIO_puts(err, "cert_status: Can't retrieve issuer certificate.\n");
		X509_STORE_CTX_cleanup(&inctx);
		goto done;
		}
	req = OCSP_REQUEST_new();
	if (!req)
		goto err;
	id = OCSP_cert_to_id(NULL, x, obj.data.x509);
	X509_free(obj.data.x509);
	X509_STORE_CTX_cleanup(&inctx);
	if (!id)
		goto err;
	if (!OCSP_request_add0_id(req, id))
		goto err;
	id = NULL;
	/* Add any extensions to the request */
	SSL_get_tlsext_status_exts(s, &exts);
	for (i = 0; i < sk_X509_EXTENSION_num(exts); i++)
		{
		X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i);
		if (!OCSP_REQUEST_add_ext(req, ext, -1))
			goto err;
		}
D
Dr. Stephen Henson 已提交
915
	resp = process_responder(err, req, host, path, port, use_ssl, NULL,
916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952
					srctx->timeout);
	if (!resp)
		{
		BIO_puts(err, "cert_status: error querying responder\n");
		goto done;
		}
	rspderlen = i2d_OCSP_RESPONSE(resp, &rspder);
	if (rspderlen <= 0)
		goto err;
	SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen);
	if (srctx->verbose)
		{
		BIO_puts(err, "cert_status: ocsp response sent:\n");
		OCSP_RESPONSE_print(err, resp, 2);
		}
	ret = SSL_TLSEXT_ERR_OK;
	done:
	if (ret != SSL_TLSEXT_ERR_OK)
		ERR_print_errors(err);
	if (aia)
		{
		OPENSSL_free(host);
		OPENSSL_free(path);
		OPENSSL_free(port);
		X509_email_free(aia);
		}
	if (id)
		OCSP_CERTID_free(id);
	if (req)
		OCSP_REQUEST_free(req);
	if (resp)
		OCSP_RESPONSE_free(resp);
	return ret;
	err:
	ret = SSL_TLSEXT_ERR_ALERT_FATAL;
	goto done;
	}
B
Ben Laurie 已提交
953

B
Ben Laurie 已提交
954
# ifndef OPENSSL_NO_NEXTPROTONEG
B
Ben Laurie 已提交
955 956 957 958 959 960 961 962 963 964 965 966 967 968 969
/* This is the context that we pass to next_proto_cb */
typedef struct tlsextnextprotoctx_st {
	unsigned char *data;
	unsigned int len;
} tlsextnextprotoctx;

static int next_proto_cb(SSL *s, const unsigned char **data, unsigned int *len, void *arg)
	{
	tlsextnextprotoctx *next_proto = arg;

	*data = next_proto->data;
	*len = next_proto->len;

	return SSL_TLSEXT_ERR_OK;
	}
970
# endif  /* ndef OPENSSL_NO_NEXTPROTONEG */
A
Adam Langley 已提交
971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012

/* This the context that we pass to alpn_cb */
typedef struct tlsextalpnctx_st {
	unsigned char *data;
	unsigned short len;
} tlsextalpnctx;

static int alpn_cb(SSL *s, const unsigned char **out, unsigned char *outlen, const unsigned char *in, unsigned int inlen, void *arg)
	{
	tlsextalpnctx *alpn_ctx = arg;

	if (!s_quiet)
		{
		/* We can assume that |in| is syntactically valid. */
		unsigned i;
		BIO_printf(bio_s_out, "ALPN protocols advertised by the client: ");
		for (i = 0; i < inlen; )
			{
			if (i)
				BIO_write(bio_s_out, ", ", 2);
			BIO_write(bio_s_out, &in[i + 1], in[i]);
			i += in[i] + 1;
			}
		BIO_write(bio_s_out, "\n", 1);
		}

	if (SSL_select_next_proto((unsigned char**) out, outlen, alpn_ctx->data, alpn_ctx->len, in, inlen) !=
	    OPENSSL_NPN_NEGOTIATED)
		{
		return SSL_TLSEXT_ERR_NOACK;
		}

	if (!s_quiet)
		{
		BIO_printf(bio_s_out, "ALPN protocols selected: ");
		BIO_write(bio_s_out, *out, *outlen);
		BIO_write(bio_s_out, "\n", 1);
		}

	return SSL_TLSEXT_ERR_OK;
	}
#endif  /* ndef OPENSSL_NO_TLSEXT */
1013

1014 1015 1016 1017 1018 1019
static int not_resumable_sess_cb(SSL *s, int is_forward_secure)
	{
	/* disable resumption for sessions with forward secure ciphers */
	return is_forward_secure;
	}

1020 1021
int MAIN(int, char **);

D
Dr. Stephen Henson 已提交
1022
#ifndef OPENSSL_NO_JPAKE
B
Ben Laurie 已提交
1023
static char *jpake_secret = NULL;
1024 1025 1026
#define no_jpake !jpake_secret
#else
#define no_jpake 1
D
Dr. Stephen Henson 已提交
1027
#endif
D
Dr. Stephen Henson 已提交
1028 1029 1030
#ifndef OPENSSL_NO_SRP
	static srpsrvparm srp_callback_parm;
#endif
B
Ben Laurie 已提交
1031
static char *srtp_profiles = NULL;
B
Ben Laurie 已提交
1032

U
Ulf Möller 已提交
1033
int MAIN(int argc, char *argv[])
1034
	{
1035 1036
	X509_VERIFY_PARAM *vpm = NULL;
	int badarg = 0;
1037 1038
	short port=PORT;
	char *CApath=NULL,*CAfile=NULL;
1039 1040
	char *chCApath=NULL,*chCAfile=NULL;
	char *vfyCApath=NULL,*vfyCAfile=NULL;
1041
	unsigned char *context = NULL;
1042
	char *dhfile = NULL;
1043
	int badop=0;
1044
	int ret=1;
1045
	int build_chain = 0;
B
Bodo Möller 已提交
1046
	int no_tmp_rsa=0,no_dhe=0,no_ecdhe=0,nocert=0;
1047
	int state=0;
1048
	const SSL_METHOD *meth=NULL;
B
Bodo Möller 已提交
1049
	int socket_type=SOCK_STREAM;
1050
	ENGINE *e=NULL;
1051
	char *inrand=NULL;
D
PR: 910  
Dr. Stephen Henson 已提交
1052 1053 1054 1055 1056
	int s_cert_format = FORMAT_PEM, s_key_format = FORMAT_PEM;
	char *passarg = NULL, *pass = NULL;
	char *dpassarg = NULL, *dpass = NULL;
	int s_dcert_format = FORMAT_PEM, s_dkey_format = FORMAT_PEM;
	X509 *s_cert = NULL, *s_dcert = NULL;
1057
	STACK_OF(X509) *s_chain = NULL, *s_dchain = NULL;
D
PR: 910  
Dr. Stephen Henson 已提交
1058
	EVP_PKEY *s_key = NULL, *s_dkey = NULL;
1059
	int no_cache = 0, ext_cache = 0;
1060
	int rev = 0, naccept = -1;
B
Ben Laurie 已提交
1061
	int c_no_resumption_on_reneg = 0;
1062 1063 1064
#ifndef OPENSSL_NO_TLSEXT
	EVP_PKEY *s_key2 = NULL;
	X509 *s_cert2 = NULL;
1065
        tlsextctx tlsextcbp = {NULL, NULL, SSL_TLSEXT_ERR_ALERT_WARNING};
B
Ben Laurie 已提交
1066
# ifndef OPENSSL_NO_NEXTPROTONEG
B
Ben Laurie 已提交
1067
	const char *next_proto_neg_in = NULL;
1068
	tlsextnextprotoctx next_proto = { NULL, 0};
A
Adam Langley 已提交
1069 1070
	const char *alpn_in = NULL;
	tlsextalpnctx alpn_ctx = { NULL, 0};
B
Ben Laurie 已提交
1071
# endif
1072
#endif
1073 1074 1075 1076
#ifndef OPENSSL_NO_PSK
	/* by default do not send a PSK identity hint */
	static char *psk_identity_hint=NULL;
#endif
B
Ben Laurie 已提交
1077 1078 1079 1080
#ifndef OPENSSL_NO_SRP
	char *srpuserseed = NULL;
	char *srp_verifier_file = NULL;
#endif
1081
	SSL_EXCERT *exc = NULL;
1082 1083
	SSL_CONF_CTX *cctx = NULL;
	STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
1084

1085 1086
	char *crl_file = NULL;
	int crl_format = FORMAT_PEM;
1087
	int crl_download = 0;
1088 1089
	STACK_OF(X509_CRL) *crls = NULL;

1090 1091 1092 1093 1094 1095
	meth=SSLv23_server_method();

	local_argc=argc;
	local_argv=argv;

	apps_startup();
1096 1097 1098
#ifdef MONOLITH
	s_server_init();
#endif
1099 1100 1101 1102

	if (bio_err == NULL)
		bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);

D
Dr. Stephen Henson 已提交
1103 1104 1105
	if (!load_config(bio_err, NULL))
		goto end;

1106 1107 1108 1109
	cctx = SSL_CONF_CTX_new();
	if (!cctx)
		goto end;
	SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_SERVER);
D
Dr. Stephen Henson 已提交
1110
	SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CMDLINE);
1111

1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129
	verify_depth=0;
#ifdef FIONBIO
	s_nbio=0;
#endif
	s_nbio_test=0;

	argc--;
	argv++;

	while (argc >= 1)
		{
		if	((strcmp(*argv,"-port") == 0) ||
			 (strcmp(*argv,"-accept") == 0))
			{
			if (--argc < 1) goto bad;
			if (!extract_port(*(++argv),&port))
				goto bad;
			}
1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140
		else if	(strcmp(*argv,"-naccept") == 0)
			{
			if (--argc < 1) goto bad;
			naccept = atol(*(++argv));
			if (naccept <= 0)
				{
				BIO_printf(bio_err, "bad accept value %s\n",
							*argv);
				goto bad;
				}
			}
1141 1142
		else if	(strcmp(*argv,"-verify") == 0)
			{
1143
			s_server_verify=SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE;
1144 1145
			if (--argc < 1) goto bad;
			verify_depth=atoi(*(++argv));
1146 1147
			if (!s_quiet)
				BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
1148 1149 1150
			}
		else if	(strcmp(*argv,"-Verify") == 0)
			{
1151
			s_server_verify=SSL_VERIFY_PEER|SSL_VERIFY_FAIL_IF_NO_PEER_CERT|
1152 1153 1154
				SSL_VERIFY_CLIENT_ONCE;
			if (--argc < 1) goto bad;
			verify_depth=atoi(*(++argv));
1155 1156
			if (!s_quiet)
				BIO_printf(bio_err,"verify depth is %d, must return a certificate\n",verify_depth);
1157
			}
B
Ben Laurie 已提交
1158 1159 1160
		else if	(strcmp(*argv,"-context") == 0)
			{
			if (--argc < 1) goto bad;
1161
			context= (unsigned char *)*(++argv);
B
Ben Laurie 已提交
1162
			}
1163 1164 1165 1166 1167
		else if	(strcmp(*argv,"-cert") == 0)
			{
			if (--argc < 1) goto bad;
			s_cert_file= *(++argv);
			}
1168 1169 1170 1171 1172
		else if	(strcmp(*argv,"-CRL") == 0)
			{
			if (--argc < 1) goto bad;
			crl_file= *(++argv);
			}
1173 1174
		else if	(strcmp(*argv,"-crl_download") == 0)
			crl_download = 1;
B
Ben Laurie 已提交
1175
#ifndef OPENSSL_NO_TLSEXT
1176 1177 1178 1179 1180
		else if	(strcmp(*argv,"-serverinfo") == 0)
			{
			if (--argc < 1) goto bad;
			s_serverinfo_file = *(++argv);
			}
1181 1182 1183 1184
		else if	(strcmp(*argv,"-auth") == 0)
			{
			c_auth = 1;
			}
B
Ben Laurie 已提交
1185
#endif
1186 1187 1188 1189 1190 1191 1192 1193
		else if (strcmp(*argv, "-no_resumption_on_reneg") == 0)
			{
			c_no_resumption_on_reneg = 1;
			}
		else if	(strcmp(*argv,"-auth_require_reneg") == 0)
			{
			c_auth_require_reneg = 1;
			}
D
PR: 910  
Dr. Stephen Henson 已提交
1194 1195 1196 1197 1198
		else if	(strcmp(*argv,"-certform") == 0)
			{
			if (--argc < 1) goto bad;
			s_cert_format = str2fmt(*(++argv));
			}
1199 1200 1201 1202 1203
		else if	(strcmp(*argv,"-key") == 0)
			{
			if (--argc < 1) goto bad;
			s_key_file= *(++argv);
			}
D
PR: 910  
Dr. Stephen Henson 已提交
1204 1205 1206 1207 1208 1209 1210 1211 1212 1213
		else if	(strcmp(*argv,"-keyform") == 0)
			{
			if (--argc < 1) goto bad;
			s_key_format = str2fmt(*(++argv));
			}
		else if	(strcmp(*argv,"-pass") == 0)
			{
			if (--argc < 1) goto bad;
			passarg = *(++argv);
			}
1214 1215 1216 1217 1218
		else if	(strcmp(*argv,"-cert_chain") == 0)
			{
			if (--argc < 1) goto bad;
			s_chain_file= *(++argv);
			}
1219 1220 1221 1222 1223
		else if	(strcmp(*argv,"-dhparam") == 0)
			{
			if (--argc < 1) goto bad;
			dhfile = *(++argv);
			}
D
PR: 910  
Dr. Stephen Henson 已提交
1224 1225 1226 1227 1228
		else if	(strcmp(*argv,"-dcertform") == 0)
			{
			if (--argc < 1) goto bad;
			s_dcert_format = str2fmt(*(++argv));
			}
1229 1230 1231 1232 1233
		else if	(strcmp(*argv,"-dcert") == 0)
			{
			if (--argc < 1) goto bad;
			s_dcert_file= *(++argv);
			}
D
PR: 910  
Dr. Stephen Henson 已提交
1234 1235 1236 1237 1238 1239 1240 1241 1242 1243
		else if	(strcmp(*argv,"-dkeyform") == 0)
			{
			if (--argc < 1) goto bad;
			s_dkey_format = str2fmt(*(++argv));
			}
		else if	(strcmp(*argv,"-dpass") == 0)
			{
			if (--argc < 1) goto bad;
			dpassarg = *(++argv);
			}
1244 1245 1246 1247 1248
		else if	(strcmp(*argv,"-dkey") == 0)
			{
			if (--argc < 1) goto bad;
			s_dkey_file= *(++argv);
			}
1249 1250 1251 1252 1253
		else if	(strcmp(*argv,"-dcert_chain") == 0)
			{
			if (--argc < 1) goto bad;
			s_dchain_file= *(++argv);
			}
1254 1255 1256 1257 1258 1259 1260 1261 1262
		else if (strcmp(*argv,"-nocert") == 0)
			{
			nocert=1;
			}
		else if	(strcmp(*argv,"-CApath") == 0)
			{
			if (--argc < 1) goto bad;
			CApath= *(++argv);
			}
1263 1264 1265 1266 1267 1268 1269 1270 1271 1272
		else if	(strcmp(*argv,"-chainCApath") == 0)
			{
			if (--argc < 1) goto bad;
			chCApath= *(++argv);
			}
		else if	(strcmp(*argv,"-verifyCApath") == 0)
			{
			if (--argc < 1) goto bad;
			vfyCApath= *(++argv);
			}
1273 1274
		else if (strcmp(*argv,"-no_cache") == 0)
			no_cache = 1;
1275 1276
		else if (strcmp(*argv,"-ext_cache") == 0)
			ext_cache = 1;
1277 1278 1279 1280 1281
		else if	(strcmp(*argv,"-CRLform") == 0)
			{
			if (--argc < 1) goto bad;
			crl_format = str2fmt(*(++argv));
			}
1282
		else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm))
1283
			{
1284 1285 1286
			if (badarg)
				goto bad;
			continue;
1287
			}
1288 1289 1290 1291 1292 1293
		else if (args_excert(&argv, &argc, &badarg, bio_err, &exc))
			{
			if (badarg)
				goto bad;
			continue;
			}
1294 1295 1296 1297 1298 1299
		else if (args_ssl(&argv, &argc, cctx, &badarg, bio_err, &ssl_args))
			{
			if (badarg)
				goto bad;
			continue;
			}
1300 1301
		else if (strcmp(*argv,"-verify_return_error") == 0)
			verify_return_error = 1;
1302 1303
		else if (strcmp(*argv,"-verify_quiet") == 0)
			verify_quiet = 1;
1304 1305
		else if	(strcmp(*argv,"-build_chain") == 0)
			build_chain = 1;
1306 1307 1308 1309 1310
		else if	(strcmp(*argv,"-CAfile") == 0)
			{
			if (--argc < 1) goto bad;
			CAfile= *(++argv);
			}
1311 1312 1313 1314 1315 1316 1317 1318 1319 1320
		else if	(strcmp(*argv,"-chainCAfile") == 0)
			{
			if (--argc < 1) goto bad;
			chCAfile= *(++argv);
			}
		else if	(strcmp(*argv,"-verifyCAfile") == 0)
			{
			if (--argc < 1) goto bad;
			vfyCAfile= *(++argv);
			}
1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331
#ifdef FIONBIO	
		else if	(strcmp(*argv,"-nbio") == 0)
			{ s_nbio=1; }
#endif
		else if	(strcmp(*argv,"-nbio_test") == 0)
			{
#ifdef FIONBIO	
			s_nbio=1;
#endif
			s_nbio_test=1;
			}
1332 1333 1334 1335
		else if	(strcmp(*argv,"-ign_eof") == 0)
			s_ign_eof=1;
		else if	(strcmp(*argv,"-no_ign_eof") == 0)
			s_ign_eof=0;
1336 1337
		else if	(strcmp(*argv,"-debug") == 0)
			{ s_debug=1; }
1338 1339 1340
#ifndef OPENSSL_NO_TLSEXT
		else if	(strcmp(*argv,"-tlsextdebug") == 0)
			s_tlsextdebug=1;
1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367
		else if	(strcmp(*argv,"-status") == 0)
			s_tlsextstatus=1;
		else if	(strcmp(*argv,"-status_verbose") == 0)
			{
			s_tlsextstatus=1;
			tlscstatp.verbose = 1;
			}
		else if (!strcmp(*argv, "-status_timeout"))
			{
			s_tlsextstatus=1;
                        if (--argc < 1) goto bad;
			tlscstatp.timeout = atoi(*(++argv));
			}
		else if (!strcmp(*argv, "-status_url"))
			{
			s_tlsextstatus=1;
                        if (--argc < 1) goto bad;
			if (!OCSP_parse_url(*(++argv),
					&tlscstatp.host,
					&tlscstatp.port,
					&tlscstatp.path,
					&tlscstatp.use_ssl))
				{
				BIO_printf(bio_err, "Error parsing URL\n");
				goto bad;
				}
			}
1368
#endif
1369 1370
		else if	(strcmp(*argv,"-msg") == 0)
			{ s_msg=1; }
1371 1372 1373 1374 1375 1376 1377 1378 1379
		else if	(strcmp(*argv,"-msgfile") == 0)
			{
			if (--argc < 1) goto bad;
			bio_s_msg = BIO_new_file(*(++argv), "w");
			}
#ifndef OPENSSL_NO_SSL_TRACE
		else if	(strcmp(*argv,"-trace") == 0)
			{ s_msg=2; }
#endif
1380 1381 1382 1383
		else if	(strcmp(*argv,"-hack") == 0)
			{ hack=1; }
		else if	(strcmp(*argv,"-state") == 0)
			{ state=1; }
1384 1385
		else if	(strcmp(*argv,"-crlf") == 0)
			{ s_crlf=1; }
1386 1387
		else if	(strcmp(*argv,"-quiet") == 0)
			{ s_quiet=1; }
1388 1389 1390 1391 1392 1393
		else if	(strcmp(*argv,"-brief") == 0)
			{
			s_quiet=1;
			s_brief=1;
			verify_quiet=1;
			}
1394 1395
		else if	(strcmp(*argv,"-no_tmp_rsa") == 0)
			{ no_tmp_rsa=1; }
B
Bodo Möller 已提交
1396 1397
		else if	(strcmp(*argv,"-no_dhe") == 0)
			{ no_dhe=1; }
B
Bodo Möller 已提交
1398 1399
		else if	(strcmp(*argv,"-no_ecdhe") == 0)
			{ no_ecdhe=1; }
1400 1401
		else if (strcmp(*argv,"-no_resume_ephemeral") == 0)
			{ no_resume_ephemeral = 1; }
1402 1403 1404 1405 1406 1407 1408 1409
#ifndef OPENSSL_NO_PSK
                else if (strcmp(*argv,"-psk_hint") == 0)
			{
                        if (--argc < 1) goto bad;
                        psk_identity_hint= *(++argv);
                        }
                else if (strcmp(*argv,"-psk") == 0)
			{
N
Nils Larsch 已提交
1410
			size_t i;
1411 1412 1413 1414 1415

			if (--argc < 1) goto bad;
			psk_key=*(++argv);
			for (i=0; i<strlen(psk_key); i++)
				{
1416
				if (isxdigit((unsigned char)psk_key[i]))
1417 1418 1419 1420 1421
					continue;
				BIO_printf(bio_err,"Not a hex number '%s'\n",*argv);
				goto bad;
				}
			}
B
Ben Laurie 已提交
1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435
#endif
#ifndef OPENSSL_NO_SRP
		else if (strcmp(*argv, "-srpvfile") == 0)
			{
			if (--argc < 1) goto bad;
			srp_verifier_file = *(++argv);
			meth = TLSv1_server_method();
			}
		else if (strcmp(*argv, "-srpuserseed") == 0)
			{
			if (--argc < 1) goto bad;
			srpuserseed = *(++argv);
			meth = TLSv1_server_method();
			}
1436
#endif
1437 1438
		else if	(strcmp(*argv,"-rev") == 0)
			{ rev=1; }
1439 1440 1441 1442
		else if	(strcmp(*argv,"-www") == 0)
			{ www=1; }
		else if	(strcmp(*argv,"-WWW") == 0)
			{ www=2; }
1443 1444
		else if	(strcmp(*argv,"-HTTP") == 0)
			{ www=3; }
1445
#ifndef OPENSSL_NO_SSL2
1446 1447 1448
		else if	(strcmp(*argv,"-ssl2") == 0)
			{ meth=SSLv2_server_method(); }
#endif
1449
#ifndef OPENSSL_NO_SSL3
1450 1451
		else if	(strcmp(*argv,"-ssl3") == 0)
			{ meth=SSLv3_server_method(); }
1452
#endif
1453
#ifndef OPENSSL_NO_TLS1
1454 1455
		else if	(strcmp(*argv,"-tls1") == 0)
			{ meth=TLSv1_server_method(); }
1456 1457
		else if	(strcmp(*argv,"-tls1_1") == 0)
			{ meth=TLSv1_1_server_method(); }
1458 1459
		else if	(strcmp(*argv,"-tls1_2") == 0)
			{ meth=TLSv1_2_server_method(); }
B
Ben Laurie 已提交
1460 1461
#endif
#ifndef OPENSSL_NO_DTLS1
D
Dr. Stephen Henson 已提交
1462 1463 1464 1465 1466
		else if	(strcmp(*argv,"-dtls") == 0)
			{ 
			meth=DTLS_server_method();
			socket_type = SOCK_DGRAM;
			}
B
Ben Laurie 已提交
1467 1468 1469
		else if	(strcmp(*argv,"-dtls1") == 0)
			{ 
			meth=DTLSv1_server_method();
B
Bodo Möller 已提交
1470
			socket_type = SOCK_DGRAM;
B
Ben Laurie 已提交
1471
			}
1472 1473 1474 1475 1476
		else if	(strcmp(*argv,"-dtls1_2") == 0)
			{ 
			meth=DTLSv1_2_server_method();
			socket_type = SOCK_DGRAM;
			}
B
Ben Laurie 已提交
1477 1478 1479 1480 1481
		else if (strcmp(*argv,"-timeout") == 0)
			enable_timeouts = 1;
		else if (strcmp(*argv,"-mtu") == 0)
			{
			if (--argc < 1) goto bad;
B
Bodo Möller 已提交
1482
			socket_mtu = atol(*(++argv));
B
Ben Laurie 已提交
1483 1484 1485
			}
		else if (strcmp(*argv, "-chain") == 0)
			cert_chain = 1;
1486
#endif
1487 1488 1489 1490 1491
		else if (strcmp(*argv, "-id_prefix") == 0)
			{
			if (--argc < 1) goto bad;
			session_id_prefix = *(++argv);
			}
1492
#ifndef OPENSSL_NO_ENGINE
1493 1494 1495 1496 1497
		else if (strcmp(*argv,"-engine") == 0)
			{
			if (--argc < 1) goto bad;
			engine_id= *(++argv);
			}
1498
#endif
1499 1500 1501 1502 1503
		else if (strcmp(*argv,"-rand") == 0)
			{
			if (--argc < 1) goto bad;
			inrand= *(++argv);
			}
1504 1505 1506 1507 1508 1509
#ifndef OPENSSL_NO_TLSEXT
		else if (strcmp(*argv,"-servername") == 0)
			{
			if (--argc < 1) goto bad;
			tlsextcbp.servername= *(++argv);
			}
1510 1511
		else if (strcmp(*argv,"-servername_fatal") == 0)
			{ tlsextcbp.extension_error = SSL_TLSEXT_ERR_ALERT_FATAL; }
1512 1513 1514 1515 1516 1517 1518 1519 1520 1521
		else if	(strcmp(*argv,"-cert2") == 0)
			{
			if (--argc < 1) goto bad;
			s_cert_file2= *(++argv);
			}
		else if	(strcmp(*argv,"-key2") == 0)
			{
			if (--argc < 1) goto bad;
			s_key_file2= *(++argv);
			}
B
Ben Laurie 已提交
1522
# ifndef OPENSSL_NO_NEXTPROTONEG
B
Ben Laurie 已提交
1523 1524 1525 1526 1527
		else if	(strcmp(*argv,"-nextprotoneg") == 0)
			{
			if (--argc < 1) goto bad;
			next_proto_neg_in = *(++argv);
			}
A
Adam Langley 已提交
1528 1529 1530 1531 1532
		else if	(strcmp(*argv,"-alpn") == 0)
			{
			if (--argc < 1) goto bad;
			alpn_in = *(++argv);
			}
B
Ben Laurie 已提交
1533
# endif
1534
#endif
D
Dr. Stephen Henson 已提交
1535
#if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
B
Ben Laurie 已提交
1536 1537 1538 1539 1540
		else if (strcmp(*argv,"-jpake") == 0)
			{
			if (--argc < 1) goto bad;
			jpake_secret = *(++argv);
			}
D
Dr. Stephen Henson 已提交
1541
#endif
B
Ben Laurie 已提交
1542 1543 1544 1545 1546
		else if (strcmp(*argv,"-use_srtp") == 0)
			{
			if (--argc < 1) goto bad;
			srtp_profiles = *(++argv);
			}
B
Ben Laurie 已提交
1547 1548 1549 1550 1551 1552 1553 1554 1555 1556 1557
		else if (strcmp(*argv,"-keymatexport") == 0)
			{
			if (--argc < 1) goto bad;
			keymatexportlabel= *(++argv);
			}
		else if (strcmp(*argv,"-keymatexportlen") == 0)
			{
			if (--argc < 1) goto bad;
			keymatexportlen=atoi(*(++argv));
			if (keymatexportlen == 0) goto bad;
			}
1558 1559 1560 1561 1562 1563 1564 1565 1566 1567 1568 1569 1570 1571 1572 1573
		else
			{
			BIO_printf(bio_err,"unknown option %s\n",*argv);
			badop=1;
			break;
			}
		argc--;
		argv++;
		}
	if (badop)
		{
bad:
		sv_usage();
		goto end;
		}

D
Dr. Stephen Henson 已提交
1574
#if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1575 1576 1577 1578 1579 1580 1581 1582 1583 1584 1585
	if (jpake_secret)
		{
		if (psk_key)
			{
			BIO_printf(bio_err,
				   "Can't use JPAKE and PSK together\n");
			goto end;
			}
		psk_identity = "JPAKE";
		}
#endif
1586

1587 1588 1589
	SSL_load_error_strings();
	OpenSSL_add_ssl_algorithms();

1590
#ifndef OPENSSL_NO_ENGINE
1591
        e = setup_engine(bio_err, engine_id, 1);
1592
#endif
1593

D
PR: 910  
Dr. Stephen Henson 已提交
1594 1595 1596 1597 1598 1599 1600 1601 1602
	if (!app_passwd(bio_err, passarg, dpassarg, &pass, &dpass))
		{
		BIO_printf(bio_err, "Error getting password\n");
		goto end;
		}


	if (s_key_file == NULL)
		s_key_file = s_cert_file;
1603 1604 1605 1606
#ifndef OPENSSL_NO_TLSEXT
	if (s_key_file2 == NULL)
		s_key_file2 = s_cert_file2;
#endif
D
PR: 910  
Dr. Stephen Henson 已提交
1607

1608 1609 1610
	if (!load_excert(&exc, bio_err))
		goto end;

1611
	if (nocert == 0)
D
PR: 910  
Dr. Stephen Henson 已提交
1612
		{
1613 1614 1615 1616 1617 1618 1619
		s_key = load_key(bio_err, s_key_file, s_key_format, 0, pass, e,
		       "server certificate private key file");
		if (!s_key)
			{
			ERR_print_errors(bio_err);
			goto end;
			}
D
PR: 910  
Dr. Stephen Henson 已提交
1620

1621
		s_cert = load_cert(bio_err,s_cert_file,s_cert_format,
D
PR: 910  
Dr. Stephen Henson 已提交
1622 1623
			NULL, e, "server certificate file");

1624 1625 1626 1627 1628
		if (!s_cert)
			{
			ERR_print_errors(bio_err);
			goto end;
			}
1629 1630 1631 1632 1633 1634 1635
		if (s_chain_file)
			{
			s_chain = load_certs(bio_err, s_chain_file,FORMAT_PEM,
					NULL, e, "server certificate chain");
			if (!s_chain)
				goto end;
			}
1636 1637

#ifndef OPENSSL_NO_TLSEXT
B
Bodo Möller 已提交
1638
		if (tlsextcbp.servername) 
1639 1640
			{
			s_key2 = load_key(bio_err, s_key_file2, s_key_format, 0, pass, e,
B
Bodo Möller 已提交
1641
				"second server certificate private key file");
1642 1643 1644 1645 1646
			if (!s_key2)
				{
				ERR_print_errors(bio_err);
				goto end;
				}
B
Bodo Möller 已提交
1647
			
1648 1649
			s_cert2 = load_cert(bio_err,s_cert_file2,s_cert_format,
				NULL, e, "second server certificate file");
B
Bodo Möller 已提交
1650
			
1651 1652 1653 1654 1655 1656
			if (!s_cert2)
				{
				ERR_print_errors(bio_err);
				goto end;
				}
			}
B
Ben Laurie 已提交
1657
#endif /* OPENSSL_NO_TLSEXT */
D
PR: 910  
Dr. Stephen Henson 已提交
1658 1659
		}

A
Adam Langley 已提交
1660 1661
#if !defined(OPENSSL_NO_TLSEXT)
# if !defined(OPENSSL_NO_NEXTPROTONEG) 
D
Dr. Stephen Henson 已提交
1662 1663 1664 1665 1666 1667 1668 1669 1670 1671 1672 1673
	if (next_proto_neg_in)
		{
		unsigned short len;
		next_proto.data = next_protos_parse(&len, next_proto_neg_in);
		if (next_proto.data == NULL)
			goto end;
		next_proto.len = len;
		}
	else
		{
		next_proto.data = NULL;
		}
A
Adam Langley 已提交
1674 1675 1676 1677 1678 1679 1680 1681 1682 1683
# endif
	alpn_ctx.data = NULL;
	if (alpn_in)
		{
		unsigned short len;
		alpn_ctx.data = next_protos_parse(&len, alpn_in);
		if (alpn_ctx.data == NULL)
			goto end;
		alpn_ctx.len = len;
		}
D
Dr. Stephen Henson 已提交
1684 1685
#endif

1686 1687 1688 1689 1690 1691 1692 1693 1694 1695 1696 1697 1698 1699 1700 1701 1702 1703 1704 1705
	if (crl_file)
		{
		X509_CRL *crl;
		crl = load_crl(crl_file, crl_format);
		if (!crl)
			{
			BIO_puts(bio_err, "Error loading CRL\n");
			ERR_print_errors(bio_err);
			goto end;
			}
		crls = sk_X509_CRL_new_null();
		if (!crls || !sk_X509_CRL_push(crls, crl))
			{
			BIO_puts(bio_err, "Error adding CRL\n");
			ERR_print_errors(bio_err);
			X509_CRL_free(crl);
			goto end;
			}
		}

1706

D
PR: 910  
Dr. Stephen Henson 已提交
1707 1708 1709 1710 1711 1712 1713 1714 1715 1716 1717 1718 1719 1720 1721 1722 1723 1724 1725 1726 1727 1728 1729
	if (s_dcert_file)
		{

		if (s_dkey_file == NULL)
			s_dkey_file = s_dcert_file;

		s_dkey = load_key(bio_err, s_dkey_file, s_dkey_format,
				0, dpass, e,
			       "second certificate private key file");
		if (!s_dkey)
			{
			ERR_print_errors(bio_err);
			goto end;
			}

		s_dcert = load_cert(bio_err,s_dcert_file,s_dcert_format,
				NULL, e, "second server certificate file");

		if (!s_dcert)
			{
			ERR_print_errors(bio_err);
			goto end;
			}
1730 1731 1732 1733 1734 1735 1736
		if (s_dchain_file)
			{
			s_dchain = load_certs(bio_err, s_dchain_file,FORMAT_PEM,
				NULL, e, "second server certificate chain");
			if (!s_dchain)
				goto end;
			}
D
PR: 910  
Dr. Stephen Henson 已提交
1737 1738 1739

		}

1740 1741 1742 1743 1744 1745 1746 1747
	if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
		&& !RAND_status())
		{
		BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
		}
	if (inrand != NULL)
		BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
			app_RAND_load_files(inrand));
1748

1749 1750
	if (bio_s_out == NULL)
		{
1751
		if (s_quiet && !s_debug)
1752 1753
			{
			bio_s_out=BIO_new(BIO_s_null());
1754 1755
			if (s_msg && !bio_s_msg)
				bio_s_msg=BIO_new_fp(stdout,BIO_NOCLOSE);
1756 1757 1758 1759 1760 1761 1762 1763
			}
		else
			{
			if (bio_s_out == NULL)
				bio_s_out=BIO_new_fp(stdout,BIO_NOCLOSE);
			}
		}

B
Bodo Möller 已提交
1764
#if !defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_ECDSA)
1765 1766 1767 1768 1769
	if (nocert)
#endif
		{
		s_cert_file=NULL;
		s_key_file=NULL;
1770 1771
		s_dcert_file=NULL;
		s_dkey_file=NULL;
1772 1773 1774 1775
#ifndef OPENSSL_NO_TLSEXT
		s_cert_file2=NULL;
		s_key_file2=NULL;
#endif
1776 1777 1778 1779 1780 1781 1782 1783
		}

	ctx=SSL_CTX_new(meth);
	if (ctx == NULL)
		{
		ERR_print_errors(bio_err);
		goto end;
		}
1784 1785 1786 1787 1788 1789 1790 1791 1792 1793 1794 1795 1796 1797 1798 1799
	if (session_id_prefix)
		{
		if(strlen(session_id_prefix) >= 32)
			BIO_printf(bio_err,
"warning: id_prefix is too long, only one new session will be possible\n");
		else if(strlen(session_id_prefix) >= 16)
			BIO_printf(bio_err,
"warning: id_prefix is too long if you use SSLv2\n");
		if(!SSL_CTX_set_generate_session_id(ctx, generate_session_id))
			{
			BIO_printf(bio_err,"error setting 'id_prefix'\n");
			ERR_print_errors(bio_err);
			goto end;
			}
		BIO_printf(bio_err,"id_prefix '%s' set.\n", session_id_prefix);
		}
1800
	SSL_CTX_set_quiet_shutdown(ctx,1);
1801
	if (hack) SSL_CTX_set_options(ctx,SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG);
1802
	if (exc) ssl_ctx_set_excert(ctx, exc);
B
Ben Laurie 已提交
1803 1804 1805
	/* DTLS: partial reads end up discarding unread UDP bytes :-( 
	 * Setting read ahead solves this problem.
	 */
B
Bodo Möller 已提交
1806
	if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
1807 1808

	if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
1809 1810
	if (no_cache)
		SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_OFF);
1811 1812
	else if (ext_cache)
		init_session_cache_ctx(ctx);
1813 1814
	else
		SSL_CTX_sess_set_cache_size(ctx,128);
1815

B
Ben Laurie 已提交
1816 1817 1818
	if (srtp_profiles != NULL)
		SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles);

1819 1820 1821 1822 1823 1824 1825 1826 1827 1828 1829 1830 1831 1832 1833
#if 0
	if (cipher == NULL) cipher=getenv("SSL_CIPHER");
#endif

#if 0
	if (s_cert_file == NULL)
		{
		BIO_printf(bio_err,"You must specify a certificate file for the server to use\n");
		goto end;
		}
#endif

	if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
		(!SSL_CTX_set_default_verify_paths(ctx)))
		{
1834
		/* BIO_printf(bio_err,"X509_load_verify_locations\n"); */
1835
		ERR_print_errors(bio_err);
1836
		/* goto end; */
1837
		}
1838 1839
	if (vpm)
		SSL_CTX_set1_param(ctx, vpm);
1840

1841
	ssl_ctx_add_crls(ctx, crls, 0);
1842
	if (!args_ssl_call(ctx, bio_err, cctx, ssl_args, no_ecdhe, no_jpake))
1843 1844
		goto end;

1845 1846
	if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
						crls, crl_download))
1847 1848 1849 1850 1851 1852
		{
		BIO_printf(bio_err, "Error loading store locations\n");
		ERR_print_errors(bio_err);
		goto end;
		}

1853
#ifndef OPENSSL_NO_TLSEXT
B
Bodo Möller 已提交
1854
	if (s_cert2)
1855
		{
B
Bodo Möller 已提交
1856 1857
		ctx2=SSL_CTX_new(meth);
		if (ctx2 == NULL)
1858 1859 1860 1861 1862
			{
			ERR_print_errors(bio_err);
			goto end;
			}
		}
B
Bodo Möller 已提交
1863 1864 1865 1866 1867 1868 1869 1870 1871 1872 1873 1874 1875 1876 1877 1878 1879 1880 1881 1882 1883 1884 1885
	
	if (ctx2)
		{
		BIO_printf(bio_s_out,"Setting secondary ctx parameters\n");

		if (session_id_prefix)
			{
			if(strlen(session_id_prefix) >= 32)
				BIO_printf(bio_err,
					"warning: id_prefix is too long, only one new session will be possible\n");
			else if(strlen(session_id_prefix) >= 16)
				BIO_printf(bio_err,
					"warning: id_prefix is too long if you use SSLv2\n");
			if(!SSL_CTX_set_generate_session_id(ctx2, generate_session_id))
				{
				BIO_printf(bio_err,"error setting 'id_prefix'\n");
				ERR_print_errors(bio_err);
				goto end;
				}
			BIO_printf(bio_err,"id_prefix '%s' set.\n", session_id_prefix);
			}
		SSL_CTX_set_quiet_shutdown(ctx2,1);
		if (hack) SSL_CTX_set_options(ctx2,SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG);
1886
		if (exc) ssl_ctx_set_excert(ctx2, exc);
B
Bodo Möller 已提交
1887 1888 1889 1890
		/* DTLS: partial reads end up discarding unread UDP bytes :-( 
		 * Setting read ahead solves this problem.
		 */
		if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx2, 1);
1891

B
Bodo Möller 已提交
1892
		if (state) SSL_CTX_set_info_callback(ctx2,apps_ssl_info_callback);
1893

1894 1895
		if (no_cache)
			SSL_CTX_set_session_cache_mode(ctx2,SSL_SESS_CACHE_OFF);
1896 1897
		else if (ext_cache)
			init_session_cache_ctx(ctx2);
1898 1899
		else
			SSL_CTX_sess_set_cache_size(ctx2,128);
1900

B
Bodo Möller 已提交
1901 1902 1903
		if ((!SSL_CTX_load_verify_locations(ctx2,CAfile,CApath)) ||
			(!SSL_CTX_set_default_verify_paths(ctx2)))
			{
1904
			ERR_print_errors(bio_err);
B
Bodo Möller 已提交
1905
			}
1906 1907
		if (vpm)
			SSL_CTX_set1_param(ctx2, vpm);
1908

1909
		ssl_ctx_add_crls(ctx2, crls, 0);
1910
		if (!args_ssl_call(ctx2, bio_err, cctx, ssl_args, no_ecdhe, no_jpake))
1911
			goto end;
1912
		}
B
Ben Laurie 已提交
1913

B
Ben Laurie 已提交
1914
# ifndef OPENSSL_NO_NEXTPROTONEG
B
Ben Laurie 已提交
1915 1916 1917
	if (next_proto.data)
		SSL_CTX_set_next_protos_advertised_cb(ctx, next_proto_cb, &next_proto);
# endif
A
Adam Langley 已提交
1918 1919
	if (alpn_ctx.data)
		SSL_CTX_set_alpn_select_cb(ctx, alpn_cb, &alpn_ctx);
1920
#endif 
B
Bodo Möller 已提交
1921

1922
#ifndef OPENSSL_NO_DH
B
Bodo Möller 已提交
1923
	if (!no_dhe)
1924
		{
1925 1926 1927 1928 1929 1930 1931
		DH *dh=NULL;

		if (dhfile)
			dh = load_dh_param(dhfile);
		else if (s_cert_file)
			dh = load_dh_param(s_cert_file);

B
Bodo Möller 已提交
1932 1933 1934 1935 1936 1937 1938 1939 1940 1941
		if (dh != NULL)
			{
			BIO_printf(bio_s_out,"Setting temp DH parameters\n");
			}
		else
			{
			BIO_printf(bio_s_out,"Using default temp DH parameters\n");
			dh=get_dh512();
			}
		(void)BIO_flush(bio_s_out);
1942

B
Bodo Möller 已提交
1943
		SSL_CTX_set_tmp_dh(ctx,dh);
1944
#ifndef OPENSSL_NO_TLSEXT
B
Bodo Möller 已提交
1945 1946 1947 1948
		if (ctx2)
			{
			if (!dhfile)
				{ 
1949 1950
				DH *dh2=load_dh_param(s_cert_file2);
				if (dh2 != NULL)
B
Bodo Möller 已提交
1951
					{
1952 1953 1954 1955 1956
					BIO_printf(bio_s_out,"Setting temp DH parameters\n");
					(void)BIO_flush(bio_s_out);

					DH_free(dh);
					dh = dh2;
B
Bodo Möller 已提交
1957
					}
1958 1959
				}
			SSL_CTX_set_tmp_dh(ctx2,dh);
B
Bodo Möller 已提交
1960
			}
1961
#endif
B
Bodo Möller 已提交
1962 1963
		DH_free(dh);
		}
1964
#endif
B
Bodo Möller 已提交
1965

B
Ben Laurie 已提交
1966 1967
	if (c_no_resumption_on_reneg)
		SSL_CTX_set_options(ctx, SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION);
1968
	if (!set_cert_key_stuff(ctx, s_cert, s_key, s_chain, build_chain))
1969
		goto end;
B
Ben Laurie 已提交
1970
#ifndef OPENSSL_NO_TLSEXT
1971 1972
	if (s_serverinfo_file != NULL
	    && !SSL_CTX_use_serverinfo_file(ctx, s_serverinfo_file))
B
Ben Laurie 已提交
1973 1974
		{
		ERR_print_errors(bio_err);
1975
		goto end;
B
Ben Laurie 已提交
1976
		}
1977 1978 1979 1980 1981 1982
	if (c_auth)
		{
		SSL_CTX_set_custom_srv_ext(ctx, TLSEXT_TYPE_client_authz, authz_tlsext_cb, authz_tlsext_generate_cb, bio_err);
		SSL_CTX_set_custom_srv_ext(ctx, TLSEXT_TYPE_server_authz, authz_tlsext_cb, authz_tlsext_generate_cb, bio_err);
		SSL_CTX_set_srv_supp_data(ctx, TLSEXT_SUPPLEMENTALDATATYPE_authz_data, auth_suppdata_generate_cb, suppdata_cb, bio_err);
		}
B
Ben Laurie 已提交
1983
#endif
1984
#ifndef OPENSSL_NO_TLSEXT
1985
	if (ctx2 && !set_cert_key_stuff(ctx2,s_cert2,s_key2, NULL, build_chain))
1986 1987
		goto end; 
#endif
D
PR: 910  
Dr. Stephen Henson 已提交
1988
	if (s_dcert != NULL)
1989
		{
1990
		if (!set_cert_key_stuff(ctx, s_dcert, s_dkey, s_dchain, build_chain))
1991 1992
			goto end;
		}
1993

1994
#ifndef OPENSSL_NO_RSA
1995
#if 1
B
Bodo Möller 已提交
1996 1997
	if (!no_tmp_rsa)
		{
B
Bodo Möller 已提交
1998
		SSL_CTX_set_tmp_rsa_callback(ctx,tmp_rsa_cb);
1999 2000 2001 2002
#ifndef OPENSSL_NO_TLSEXT
		if (ctx2) 
			SSL_CTX_set_tmp_rsa_callback(ctx2,tmp_rsa_cb);
#endif		
B
Bodo Möller 已提交
2003
		}
2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018
#else
	if (!no_tmp_rsa && SSL_CTX_need_tmp_RSA(ctx))
		{
		RSA *rsa;

		BIO_printf(bio_s_out,"Generating temp (512 bit) RSA key...");
		BIO_flush(bio_s_out);

		rsa=RSA_generate_key(512,RSA_F4,NULL);

		if (!SSL_CTX_set_tmp_rsa(ctx,rsa))
			{
			ERR_print_errors(bio_err);
			goto end;
			}
2019
#ifndef OPENSSL_NO_TLSEXT
B
Bodo Möller 已提交
2020
			if (ctx2)
2021
				{
B
Bodo Möller 已提交
2022 2023
				if (!SSL_CTX_set_tmp_rsa(ctx2,rsa))
					{
2024 2025
					ERR_print_errors(bio_err);
					goto end;
B
Bodo Möller 已提交
2026
					}
2027 2028
				}
#endif
2029 2030 2031
		RSA_free(rsa);
		BIO_printf(bio_s_out,"\n");
		}
2032
#endif
2033 2034
#endif

2035 2036 2037 2038 2039 2040 2041 2042 2043
	if (no_resume_ephemeral)
		{
		SSL_CTX_set_not_resumable_session_callback(ctx, not_resumable_sess_cb);
#ifndef OPENSSL_NO_TLSEXT
		if (ctx2)
			SSL_CTX_set_not_resumable_session_callback(ctx2, not_resumable_sess_cb);
#endif
		}

2044
#ifndef OPENSSL_NO_PSK
D
Dr. Stephen Henson 已提交
2045 2046 2047
#ifdef OPENSSL_NO_JPAKE
	if (psk_key != NULL)
#else
2048
	if (psk_key != NULL || jpake_secret)
D
Dr. Stephen Henson 已提交
2049
#endif
2050 2051
		{
		if (s_debug)
2052
			BIO_printf(bio_s_out, "PSK key given or JPAKE in use, setting server callback\n");
2053 2054 2055 2056 2057 2058 2059 2060 2061 2062 2063
		SSL_CTX_set_psk_server_callback(ctx, psk_server_cb);
		}

	if (!SSL_CTX_use_psk_identity_hint(ctx, psk_identity_hint))
		{
		BIO_printf(bio_err,"error setting PSK identity hint to context\n");
		ERR_print_errors(bio_err);
		goto end;
		}
#endif

2064
	SSL_CTX_set_verify(ctx,s_server_verify,verify_callback);
2065 2066
	SSL_CTX_set_session_id_context(ctx,(void*)&s_server_session_id_context,
		sizeof s_server_session_id_context);
2067

D
Dr. Stephen Henson 已提交
2068 2069 2070 2071
	/* Set DTLS cookie generation and verification callbacks */
	SSL_CTX_set_cookie_generate_cb(ctx, generate_cookie_callback);
	SSL_CTX_set_cookie_verify_cb(ctx, verify_cookie_callback);

2072
#ifndef OPENSSL_NO_TLSEXT
B
Bodo Möller 已提交
2073 2074
	if (ctx2)
		{
2075 2076 2077 2078
		SSL_CTX_set_verify(ctx2,s_server_verify,verify_callback);
		SSL_CTX_set_session_id_context(ctx2,(void*)&s_server_session_id_context,
			sizeof s_server_session_id_context);

2079 2080 2081 2082 2083
		tlsextcbp.biodebug = bio_s_out;
		SSL_CTX_set_tlsext_servername_callback(ctx2, ssl_servername_cb);
		SSL_CTX_set_tlsext_servername_arg(ctx2, &tlsextcbp);
		SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
		SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
B
Bodo Möller 已提交
2084
		}
2085
#endif
2086

B
Ben Laurie 已提交
2087 2088 2089
#ifndef OPENSSL_NO_SRP
	if (srp_verifier_file != NULL)
		{
D
Dr. Stephen Henson 已提交
2090 2091 2092 2093
		srp_callback_parm.vb = SRP_VBASE_new(srpuserseed);
		srp_callback_parm.user = NULL;
		srp_callback_parm.login = NULL;
		if ((ret = SRP_VBASE_init(srp_callback_parm.vb, srp_verifier_file)) != SRP_NO_ERROR)
B
Ben Laurie 已提交
2094 2095
			{
			BIO_printf(bio_err,
2096 2097
				   "Cannot initialize SRP verifier file \"%s\":ret=%d\n",
				   srp_verifier_file, ret);
B
Ben Laurie 已提交
2098 2099 2100
				goto end;
			}
		SSL_CTX_set_verify(ctx, SSL_VERIFY_NONE,verify_callback);
D
Dr. Stephen Henson 已提交
2101
		SSL_CTX_set_srp_cb_arg(ctx, &srp_callback_parm);  			
B
Ben Laurie 已提交
2102 2103 2104 2105
		SSL_CTX_set_srp_username_callback(ctx, ssl_srp_server_param_cb);
		}
	else
#endif
B
Bodo Möller 已提交
2106 2107 2108
	if (CAfile != NULL)
		{
		SSL_CTX_set_client_CA_list(ctx,SSL_load_client_CA_file(CAfile));
2109 2110
#ifndef OPENSSL_NO_TLSEXT
		if (ctx2) 
B
Bodo Möller 已提交
2111
			SSL_CTX_set_client_CA_list(ctx2,SSL_load_client_CA_file(CAfile));
2112
#endif
B
Bodo Möller 已提交
2113
		}
2114 2115

	BIO_printf(bio_s_out,"ACCEPT\n");
D
Dr. Stephen Henson 已提交
2116
	(void)BIO_flush(bio_s_out);
2117
	if (rev)
2118
		do_server(port,socket_type,&accept_socket,rev_body, context, naccept);
2119
	else if (www)
2120
		do_server(port,socket_type,&accept_socket,www_body, context, naccept);
2121
	else
2122
		do_server(port,socket_type,&accept_socket,sv_body, context, naccept);
2123 2124 2125 2126
	print_stats(bio_s_out,ctx);
	ret=0;
end:
	if (ctx != NULL) SSL_CTX_free(ctx);
D
PR: 910  
Dr. Stephen Henson 已提交
2127 2128
	if (s_cert)
		X509_free(s_cert);
2129 2130
	if (crls)
		sk_X509_CRL_pop_free(crls, X509_CRL_free);
D
PR: 910  
Dr. Stephen Henson 已提交
2131 2132 2133 2134 2135 2136
	if (s_dcert)
		X509_free(s_dcert);
	if (s_key)
		EVP_PKEY_free(s_key);
	if (s_dkey)
		EVP_PKEY_free(s_dkey);
D
Dr. Stephen Henson 已提交
2137 2138 2139 2140
	if (s_chain)
		sk_X509_pop_free(s_chain, X509_free);
	if (s_dchain)
		sk_X509_pop_free(s_dchain, X509_free);
D
PR: 910  
Dr. Stephen Henson 已提交
2141 2142 2143 2144
	if (pass)
		OPENSSL_free(pass);
	if (dpass)
		OPENSSL_free(dpass);
D
Dr. Stephen Henson 已提交
2145 2146
	if (vpm)
		X509_VERIFY_PARAM_free(vpm);
2147
	free_sessions();
2148
#ifndef OPENSSL_NO_TLSEXT
D
Dr. Stephen Henson 已提交
2149 2150 2151 2152 2153 2154
	if (tlscstatp.host)
		OPENSSL_free(tlscstatp.host);
	if (tlscstatp.port)
		OPENSSL_free(tlscstatp.port);
	if (tlscstatp.path)
		OPENSSL_free(tlscstatp.path);
2155 2156 2157 2158 2159
	if (ctx2 != NULL) SSL_CTX_free(ctx2);
	if (s_cert2)
		X509_free(s_cert2);
	if (s_key2)
		EVP_PKEY_free(s_key2);
2160 2161
	if (serverinfo_in != NULL)
		BIO_free(serverinfo_in);
A
Adam Langley 已提交
2162 2163 2164 2165
	if (next_proto.data)
		OPENSSL_free(next_proto.data);
	if (alpn_ctx.data)
		OPENSSL_free(alpn_ctx.data);
2166
#endif
2167
	ssl_excert_free(exc);
2168 2169 2170 2171
	if (ssl_args)
		sk_OPENSSL_STRING_free(ssl_args);
	if (cctx)
		SSL_CONF_CTX_free(cctx);
2172 2173 2174 2175
#ifndef OPENSSL_NO_JPAKE
	if (jpake_secret && psk_key)
		OPENSSL_free(psk_key);
#endif
2176 2177
	if (bio_s_out != NULL)
		{
D
Dr. Stephen Henson 已提交
2178
        	BIO_free(bio_s_out);
2179 2180
		bio_s_out=NULL;
		}
2181 2182 2183 2184 2185
	if (bio_s_msg != NULL)
		{
		BIO_free(bio_s_msg);
		bio_s_msg = NULL;
		}
2186
	apps_shutdown();
2187
	OPENSSL_EXIT(ret);
2188 2189
	}

U
Ulf Möller 已提交
2190
static void print_stats(BIO *bio, SSL_CTX *ssl_ctx)
2191 2192 2193
	{
	BIO_printf(bio,"%4ld items in the session cache\n",
		SSL_CTX_sess_number(ssl_ctx));
2194
	BIO_printf(bio,"%4ld client connects (SSL_connect())\n",
2195
		SSL_CTX_sess_connect(ssl_ctx));
2196
	BIO_printf(bio,"%4ld client renegotiates (SSL_connect())\n",
2197
		SSL_CTX_sess_connect_renegotiate(ssl_ctx));
2198
	BIO_printf(bio,"%4ld client connects that finished\n",
2199
		SSL_CTX_sess_connect_good(ssl_ctx));
2200
	BIO_printf(bio,"%4ld server accepts (SSL_accept())\n",
2201
		SSL_CTX_sess_accept(ssl_ctx));
2202
	BIO_printf(bio,"%4ld server renegotiates (SSL_accept())\n",
2203
		SSL_CTX_sess_accept_renegotiate(ssl_ctx));
2204
	BIO_printf(bio,"%4ld server accepts that finished\n",
2205
		SSL_CTX_sess_accept_good(ssl_ctx));
2206 2207 2208 2209 2210
	BIO_printf(bio,"%4ld session cache hits\n",SSL_CTX_sess_hits(ssl_ctx));
	BIO_printf(bio,"%4ld session cache misses\n",SSL_CTX_sess_misses(ssl_ctx));
	BIO_printf(bio,"%4ld session cache timeouts\n",SSL_CTX_sess_timeouts(ssl_ctx));
	BIO_printf(bio,"%4ld callback cache hits\n",SSL_CTX_sess_cb_hits(ssl_ctx));
	BIO_printf(bio,"%4ld cache full overflows (%ld allowed)\n",
2211 2212
		SSL_CTX_sess_cache_full(ssl_ctx),
		SSL_CTX_sess_get_cache_size(ssl_ctx));
2213 2214
	}

2215
static int sv_body(char *hostname, int s, int stype, unsigned char *context)
2216 2217 2218 2219 2220 2221 2222 2223
	{
	char *buf=NULL;
	fd_set readfds;
	int ret=1,width;
	int k,i;
	unsigned long l;
	SSL *con=NULL;
	BIO *sbio;
2224 2225 2226
#ifndef OPENSSL_NO_KRB5
	KSSL_CTX *kctx;
#endif
2227
	struct timeval timeout;
U
Ulf Möller 已提交
2228
#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
2229
	struct timeval tv;
2230 2231
#else
	struct timeval *timeoutp;
2232
#endif
2233

2234
	if ((buf=OPENSSL_malloc(bufsize)) == NULL)
2235 2236 2237 2238 2239 2240 2241 2242 2243 2244 2245
		{
		BIO_printf(bio_err,"out of memory\n");
		goto err;
		}
#ifdef FIONBIO	
	if (s_nbio)
		{
		unsigned long sl=1;

		if (!s_quiet)
			BIO_printf(bio_err,"turning on non blocking io\n");
2246 2247
		if (BIO_socket_ioctl(s,FIONBIO,&sl) < 0)
			ERR_print_errors(bio_err);
2248 2249 2250
		}
#endif

B
Ben Laurie 已提交
2251
	if (con == NULL) {
D
 
Dr. Stephen Henson 已提交
2252
		con=SSL_new(ctx);
2253 2254 2255 2256 2257 2258
#ifndef OPENSSL_NO_TLSEXT
	if (s_tlsextdebug)
		{
		SSL_set_tlsext_debug_callback(con, tlsext_cb);
		SSL_set_tlsext_debug_arg(con, bio_s_out);
		}
D
Typo.  
Dr. Stephen Henson 已提交
2259
	if (s_tlsextstatus)
2260 2261 2262 2263 2264
		{
		SSL_CTX_set_tlsext_status_cb(ctx, cert_status_cb);
		tlscstatp.err = bio_err;
		SSL_CTX_set_tlsext_status_arg(ctx, &tlscstatp);
		}
2265
#endif
2266
#ifndef OPENSSL_NO_KRB5
2267
		if ((kctx = kssl_ctx_new()) != NULL)
2268
                        {
2269 2270 2271
			SSL_set0_kssl_ctx(con, kctx);
                        kssl_ctx_setstring(kctx, KSSL_SERVICE, KRB5SVC);
                        kssl_ctx_setstring(kctx, KSSL_KEYTAB, KRB5KEYTAB);
2272
                        }
2273
#endif	/* OPENSSL_NO_KRB5 */
B
Ben Laurie 已提交
2274
		if(context)
B
Ben Laurie 已提交
2275 2276
		      SSL_set_session_id_context(con, context,
						 strlen((char *)context));
B
Ben Laurie 已提交
2277
	}
2278
	SSL_clear(con);
2279 2280
#if 0
#ifdef TLSEXT_TYPE_opaque_prf_input
2281
	SSL_set_tlsext_opaque_prf_input(con, "Test server", 11);
2282 2283
#endif
#endif
2284

2285
	if (stype == SOCK_DGRAM)
B
Ben Laurie 已提交
2286 2287 2288 2289
		{

		sbio=BIO_new_dgram(s,BIO_NOCLOSE);

B
Bodo Möller 已提交
2290
		if (enable_timeouts)
B
Ben Laurie 已提交
2291 2292 2293 2294 2295 2296 2297 2298 2299 2300
			{
			timeout.tv_sec = 0;
			timeout.tv_usec = DGRAM_RCV_TIMEOUT;
			BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
			
			timeout.tv_sec = 0;
			timeout.tv_usec = DGRAM_SND_TIMEOUT;
			BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
			}

D
Dr. Stephen Henson 已提交
2301
		if (socket_mtu > 28)
B
Ben Laurie 已提交
2302 2303
			{
			SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
D
Dr. Stephen Henson 已提交
2304
			SSL_set_mtu(con, socket_mtu - 28);
B
Ben Laurie 已提交
2305 2306 2307 2308 2309 2310 2311 2312 2313 2314 2315
			}
		else
			/* want to do MTU discovery */
			BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);

        /* turn on cookie exchange */
        SSL_set_options(con, SSL_OP_COOKIE_EXCHANGE);
		}
	else
		sbio=BIO_new_socket(s,BIO_NOCLOSE);

2316 2317 2318 2319 2320 2321 2322
	if (s_nbio_test)
		{
		BIO *test;

		test=BIO_new(BIO_f_nbio_test());
		sbio=BIO_push(test,sbio);
		}
D
Dr. Stephen Henson 已提交
2323
#ifndef OPENSSL_NO_JPAKE
B
Ben Laurie 已提交
2324 2325
	if(jpake_secret)
		jpake_server_auth(bio_s_out, sbio, jpake_secret);
D
Dr. Stephen Henson 已提交
2326
#endif
B
Ben Laurie 已提交
2327

2328 2329 2330 2331 2332 2333
	SSL_set_bio(con,sbio,sbio);
	SSL_set_accept_state(con);
	/* SSL_set_fd(con,s); */

	if (s_debug)
		{
2334
		SSL_set_debug(con, 1);
2335
		BIO_set_callback(SSL_get_rbio(con),bio_dump_callback);
N
Nils Larsch 已提交
2336
		BIO_set_callback_arg(SSL_get_rbio(con),(char *)bio_s_out);
2337
		}
2338 2339
	if (s_msg)
		{
2340 2341 2342 2343 2344 2345 2346
#ifndef OPENSSL_NO_SSL_TRACE
		if (s_msg == 2)
			SSL_set_msg_callback(con, SSL_trace);
		else
#endif
			SSL_set_msg_callback(con, msg_cb);
		SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
2347
		}
2348 2349 2350 2351 2352 2353 2354
#ifndef OPENSSL_NO_TLSEXT
	if (s_tlsextdebug)
		{
		SSL_set_tlsext_debug_callback(con, tlsext_cb);
		SSL_set_tlsext_debug_arg(con, bio_s_out);
		}
#endif
2355 2356 2357 2358

	width=s+1;
	for (;;)
		{
B
Bodo Möller 已提交
2359 2360 2361 2362 2363 2364 2365 2366 2367
		int read_from_terminal;
		int read_from_sslcon;

		read_from_terminal = 0;
		read_from_sslcon = SSL_pending(con);

		if (!read_from_sslcon)
			{
			FD_ZERO(&readfds);
U
Ulf Möller 已提交
2368
#if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined(OPENSSL_SYS_BEOS_R5)
2369
			openssl_fdset(fileno(stdin),&readfds);
B
Bodo Möller 已提交
2370
#endif
2371
			openssl_fdset(s,&readfds);
B
Bodo Möller 已提交
2372 2373 2374 2375 2376 2377
			/* Note: under VMS with SOCKETSHR the second parameter is
			 * currently of type (int *) whereas under other systems
			 * it is (void *) if you don't have a cast it will choke
			 * the compiler: if you do have a cast then you can either
			 * go for (int *) or (void *).
			 */
R
Richard Levitte 已提交
2378
#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
2379
                        /* Under DOS (non-djgpp) and Windows we can't select on stdin: only
B
Bodo Möller 已提交
2380 2381 2382 2383 2384 2385 2386 2387 2388 2389
			 * on sockets. As a workaround we timeout the select every
			 * second and check for any keypress. In a proper Windows
			 * application we wouldn't do this because it is inefficient.
			 */
			tv.tv_sec = 1;
			tv.tv_usec = 0;
			i=select(width,(void *)&readfds,NULL,NULL,&tv);
			if((i < 0) || (!i && !_kbhit() ) )continue;
			if(_kbhit())
				read_from_terminal = 1;
U
Ulf Möller 已提交
2390 2391 2392 2393 2394 2395 2396 2397 2398 2399 2400
#elif defined(OPENSSL_SYS_BEOS_R5)
			/* Under BeOS-R5 the situation is similar to DOS */
			tv.tv_sec = 1;
			tv.tv_usec = 0;
			(void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
			i=select(width,(void *)&readfds,NULL,NULL,&tv);
			if ((i < 0) || (!i && read(fileno(stdin), buf, 0) < 0))
				continue;
			if (read(fileno(stdin), buf, 0) >= 0)
				read_from_terminal = 1;
			(void)fcntl(fileno(stdin), F_SETFL, 0);
2401
#else
D
Dr. Stephen Henson 已提交
2402 2403 2404 2405 2406 2407 2408 2409 2410 2411
			if ((SSL_version(con) == DTLS1_VERSION) &&
				DTLSv1_get_timeout(con, &timeout))
				timeoutp = &timeout;
			else
				timeoutp = NULL;

			i=select(width,(void *)&readfds,NULL,NULL,timeoutp);

			if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0)
				{
2412
				BIO_printf(bio_err,"TIMEOUT occurred\n");
D
Dr. Stephen Henson 已提交
2413 2414
				}

B
Bodo Möller 已提交
2415 2416 2417
			if (i <= 0) continue;
			if (FD_ISSET(fileno(stdin),&readfds))
				read_from_terminal = 1;
2418
#endif
B
Bodo Möller 已提交
2419 2420 2421 2422
			if (FD_ISSET(s,&readfds))
				read_from_sslcon = 1;
			}
		if (read_from_terminal)
2423
			{
2424 2425 2426 2427
			if (s_crlf)
				{
				int j, lf_num;

2428
				i=raw_read_stdin(buf, bufsize/2);
2429 2430 2431 2432 2433 2434 2435 2436 2437 2438 2439 2440 2441 2442 2443 2444 2445 2446
				lf_num = 0;
				/* both loops are skipped when i <= 0 */
				for (j = 0; j < i; j++)
					if (buf[j] == '\n')
						lf_num++;
				for (j = i-1; j >= 0; j--)
					{
					buf[j+lf_num] = buf[j];
					if (buf[j] == '\n')
						{
						lf_num--;
						i++;
						buf[j+lf_num] = '\r';
						}
					}
				assert(lf_num == 0);
				}
			else
2447
				i=raw_read_stdin(buf,bufsize);
2448
			if (!s_quiet && !s_brief)
2449 2450 2451 2452 2453 2454 2455 2456 2457 2458 2459 2460
				{
				if ((i <= 0) || (buf[0] == 'Q'))
					{
					BIO_printf(bio_s_out,"DONE\n");
					SHUTDOWN(s);
					close_accept_socket();
					ret= -11;
					goto err;
					}
				if ((i <= 0) || (buf[0] == 'q'))
					{
					BIO_printf(bio_s_out,"DONE\n");
B
Ben Laurie 已提交
2461 2462
					if (SSL_version(con) != DTLS1_VERSION)
                        SHUTDOWN(s);
2463 2464 2465 2466
	/*				close_accept_socket();
					ret= -11;*/
					goto err;
					}
B
Bodo Möller 已提交
2467

D
Dr. Stephen Henson 已提交
2468 2469 2470 2471 2472 2473 2474 2475 2476 2477
#ifndef OPENSSL_NO_HEARTBEATS
				if ((buf[0] == 'B') &&
					((buf[1] == '\n') || (buf[1] == '\r')))
					{
					BIO_printf(bio_err,"HEARTBEATING\n");
					SSL_heartbeat(con);
					i=0;
					continue;
					}
#endif
2478 2479
				if ((buf[0] == 'r') && 
					((buf[1] == '\n') || (buf[1] == '\r')))
2480 2481
					{
					SSL_renegotiate(con);
2482 2483
					i=SSL_do_handshake(con);
					printf("SSL_do_handshake -> %d\n",i);
2484 2485
					i=0; /*13; */
					continue;
2486
					/* strcpy(buf,"server side RE-NEGOTIATE\n"); */
2487
					}
2488
				if ((buf[0] == 'R') &&
B
Ben Laurie 已提交
2489
					((buf[1] == '\n') || (buf[1] == '\r')))
2490 2491 2492 2493
					{
					SSL_set_verify(con,
						SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE,NULL);
					SSL_renegotiate(con);
2494 2495
					i=SSL_do_handshake(con);
					printf("SSL_do_handshake -> %d\n",i);
2496 2497
					i=0; /* 13; */
					continue;
2498
					/* strcpy(buf,"server side RE-NEGOTIATE asking for client cert\n"); */
2499 2500 2501
					}
				if (buf[0] == 'P')
					{
N
Nils Larsch 已提交
2502
					static const char *str="Lets print some clear text\n";
2503 2504 2505 2506 2507 2508 2509
					BIO_write(SSL_get_wbio(con),str,strlen(str));
					}
				if (buf[0] == 'S')
					{
					print_stats(bio_s_out,SSL_get_SSL_CTX(con));
					}
				}
2510 2511 2512
#ifdef CHARSET_EBCDIC
			ebcdic2ascii(buf,buf,i);
#endif
2513 2514 2515 2516
			l=k=0;
			for (;;)
				{
				/* should do a select for the write */
2517 2518
#ifdef RENEG
{ static count=0; if (++count == 100) { count=0; SSL_renegotiate(con); } }
2519
#endif
2520
				k=SSL_write(con,&(buf[l]),(unsigned int)i);
D
Dr. Stephen Henson 已提交
2521
#ifndef OPENSSL_NO_SRP
D
Dr. Stephen Henson 已提交
2522 2523 2524 2525 2526 2527 2528 2529 2530 2531
				while (SSL_get_error(con,k) == SSL_ERROR_WANT_X509_LOOKUP)
					{
					BIO_printf(bio_s_out,"LOOKUP renego during write\n");
					srp_callback_parm.user = SRP_VBASE_get_by_user(srp_callback_parm.vb, srp_callback_parm.login); 
					if (srp_callback_parm.user) 
						BIO_printf(bio_s_out,"LOOKUP done %s\n",srp_callback_parm.user->info);
					else 
						BIO_printf(bio_s_out,"LOOKUP not successful\n");
						k=SSL_write(con,&(buf[l]),(unsigned int)i);
					}
D
Dr. Stephen Henson 已提交
2532
#endif
2533
				switch (SSL_get_error(con,k))
2534
					{
2535 2536 2537 2538 2539
				case SSL_ERROR_NONE:
					break;
				case SSL_ERROR_WANT_WRITE:
				case SSL_ERROR_WANT_READ:
				case SSL_ERROR_WANT_X509_LOOKUP:
2540
					BIO_printf(bio_s_out,"Write BLOCK\n");
2541 2542 2543 2544
					break;
				case SSL_ERROR_SYSCALL:
				case SSL_ERROR_SSL:
					BIO_printf(bio_s_out,"ERROR\n");
2545
					ERR_print_errors(bio_err);
2546 2547
					ret=1;
					goto err;
2548
					/* break; */
2549
				case SSL_ERROR_ZERO_RETURN:
2550 2551 2552 2553 2554 2555 2556 2557 2558
					BIO_printf(bio_s_out,"DONE\n");
					ret=1;
					goto err;
					}
				l+=k;
				i-=k;
				if (i <= 0) break;
				}
			}
B
Bodo Möller 已提交
2559
		if (read_from_sslcon)
2560 2561 2562 2563 2564 2565 2566 2567 2568 2569 2570 2571 2572 2573 2574 2575 2576 2577
			{
			if (!SSL_is_init_finished(con))
				{
				i=init_ssl_connection(con);
				
				if (i < 0)
					{
					ret=0;
					goto err;
					}
				else if (i == 0)
					{
					ret=1;
					goto err;
					}
				}
			else
				{
2578 2579
again:	
				i=SSL_read(con,(char *)buf,bufsize);
D
Dr. Stephen Henson 已提交
2580
#ifndef OPENSSL_NO_SRP
D
Dr. Stephen Henson 已提交
2581 2582 2583 2584 2585 2586 2587 2588 2589 2590
				while (SSL_get_error(con,i) == SSL_ERROR_WANT_X509_LOOKUP)
					{
					BIO_printf(bio_s_out,"LOOKUP renego during read\n");
					srp_callback_parm.user = SRP_VBASE_get_by_user(srp_callback_parm.vb, srp_callback_parm.login); 
					if (srp_callback_parm.user) 
						BIO_printf(bio_s_out,"LOOKUP done %s\n",srp_callback_parm.user->info);
					else 
						BIO_printf(bio_s_out,"LOOKUP not successful\n");
					i=SSL_read(con,(char *)buf,bufsize);
					}
D
Dr. Stephen Henson 已提交
2591
#endif
2592
				switch (SSL_get_error(con,i))
2593
					{
2594
				case SSL_ERROR_NONE:
2595 2596 2597
#ifdef CHARSET_EBCDIC
					ascii2ebcdic(buf,buf,i);
#endif
2598
					raw_write_stdout(buf,
2599
						(unsigned int)i);
2600
					if (SSL_pending(con)) goto again;
2601 2602 2603
					break;
				case SSL_ERROR_WANT_WRITE:
				case SSL_ERROR_WANT_READ:
2604
					BIO_printf(bio_s_out,"Read BLOCK\n");
2605 2606 2607 2608
					break;
				case SSL_ERROR_SYSCALL:
				case SSL_ERROR_SSL:
					BIO_printf(bio_s_out,"ERROR\n");
2609
					ERR_print_errors(bio_err);
2610 2611 2612
					ret=1;
					goto err;
				case SSL_ERROR_ZERO_RETURN:
2613 2614 2615 2616 2617 2618 2619 2620
					BIO_printf(bio_s_out,"DONE\n");
					ret=1;
					goto err;
					}
				}
			}
		}
err:
2621 2622 2623
	if (con != NULL)
		{
		BIO_printf(bio_s_out,"shutting down SSL\n");
2624
#if 1
2625
		SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN);
2626
#else
2627
		SSL_shutdown(con);
2628
#endif
2629 2630
		SSL_free(con);
		}
2631 2632 2633
	BIO_printf(bio_s_out,"CONNECTION CLOSED\n");
	if (buf != NULL)
		{
2634
		OPENSSL_cleanse(buf,bufsize);
2635
		OPENSSL_free(buf);
2636 2637 2638 2639 2640 2641
		}
	if (ret >= 0)
		BIO_printf(bio_s_out,"ACCEPT\n");
	return(ret);
	}

U
Ulf Möller 已提交
2642
static void close_accept_socket(void)
2643 2644 2645 2646 2647 2648 2649 2650
	{
	BIO_printf(bio_err,"shutdown accept socket\n");
	if (accept_socket >= 0)
		{
		SHUTDOWN2(accept_socket);
		}
	}

U
Ulf Möller 已提交
2651
static int init_ssl_connection(SSL *con)
2652 2653
	{
	int i;
B
Ben Laurie 已提交
2654
	const char *str;
2655
	X509 *peer;
2656
	long verify_error;
2657
	MS_STATIC char buf[BUFSIZ];
2658 2659 2660
#ifndef OPENSSL_NO_KRB5
	char *client_princ;
#endif
B
Ben Laurie 已提交
2661
#if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
B
Ben Laurie 已提交
2662 2663
	const unsigned char *next_proto_neg;
	unsigned next_proto_neg_len;
2664
#endif
B
Ben Laurie 已提交
2665 2666
	unsigned char *exportedkeymat;

2667

D
Dr. Stephen Henson 已提交
2668
	i=SSL_accept(con);
D
Dr. Stephen Henson 已提交
2669
#ifndef OPENSSL_NO_SRP
D
Dr. Stephen Henson 已提交
2670 2671 2672 2673 2674 2675 2676 2677 2678 2679
	while (i <= 0 &&  SSL_get_error(con,i) == SSL_ERROR_WANT_X509_LOOKUP) 
		{
			BIO_printf(bio_s_out,"LOOKUP during accept %s\n",srp_callback_parm.login);
			srp_callback_parm.user = SRP_VBASE_get_by_user(srp_callback_parm.vb, srp_callback_parm.login); 
			if (srp_callback_parm.user) 
				BIO_printf(bio_s_out,"LOOKUP done %s\n",srp_callback_parm.user->info);
			else 
				BIO_printf(bio_s_out,"LOOKUP not successful\n");
			i=SSL_accept(con);
		}
D
Dr. Stephen Henson 已提交
2680
#endif
2681 2682 2683 2684 2685 2686 2687
	/*handshake is complete - free the generated supp data allocated in the callback */
	if (generated_supp_data)
		{
        OPENSSL_free(generated_supp_data);
		generated_supp_data = NULL;
		}

D
Dr. Stephen Henson 已提交
2688
	if (i <= 0)
2689 2690 2691 2692 2693 2694 2695 2696 2697 2698 2699 2700 2701 2702
		{
		if (BIO_sock_should_retry(i))
			{
			BIO_printf(bio_s_out,"DELAY\n");
			return(1);
			}

		BIO_printf(bio_err,"ERROR\n");
		verify_error=SSL_get_verify_result(con);
		if (verify_error != X509_V_OK)
			{
			BIO_printf(bio_err,"verify error:%s\n",
				X509_verify_cert_error_string(verify_error));
			}
2703 2704
		/* Always print any error messages */
		ERR_print_errors(bio_err);
2705 2706 2707
		return(0);
		}

2708 2709 2710
	if (s_brief)
		print_ssl_summary(bio_err, con);

2711 2712 2713 2714 2715 2716 2717
	PEM_write_bio_SSL_SESSION(bio_s_out,SSL_get_session(con));

	peer=SSL_get_peer_certificate(con);
	if (peer != NULL)
		{
		BIO_printf(bio_s_out,"Client certificate\n");
		PEM_write_bio_X509(bio_s_out,peer);
2718
		X509_NAME_oneline(X509_get_subject_name(peer),buf,sizeof buf);
2719
		BIO_printf(bio_s_out,"subject=%s\n",buf);
2720
		X509_NAME_oneline(X509_get_issuer_name(peer),buf,sizeof buf);
2721 2722 2723 2724
		BIO_printf(bio_s_out,"issuer=%s\n",buf);
		X509_free(peer);
		}

2725
	if (SSL_get_shared_ciphers(con,buf,sizeof buf) != NULL)
2726 2727
		BIO_printf(bio_s_out,"Shared ciphers:%s\n",buf);
	str=SSL_CIPHER_get_name(SSL_get_current_cipher(con));
2728
	ssl_print_sigalgs(bio_s_out, con);
2729
#ifndef OPENSSL_NO_EC
2730
	ssl_print_point_formats(bio_s_out, con);
2731
	ssl_print_curves(bio_s_out, con, 0);
2732
#endif
2733
	BIO_printf(bio_s_out,"CIPHER is %s\n",(str != NULL)?str:"(NONE)");
2734

B
Ben Laurie 已提交
2735
#if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
B
Ben Laurie 已提交
2736 2737 2738 2739 2740 2741 2742 2743
	SSL_get0_next_proto_negotiated(con, &next_proto_neg, &next_proto_neg_len);
	if (next_proto_neg)
		{
		BIO_printf(bio_s_out,"NEXTPROTO is ");
		BIO_write(bio_s_out, next_proto_neg, next_proto_neg_len);
		BIO_printf(bio_s_out, "\n");
		}
#endif
B
Ben Laurie 已提交
2744 2745 2746 2747 2748 2749 2750 2751
	{
	SRTP_PROTECTION_PROFILE *srtp_profile
	  = SSL_get_selected_srtp_profile(con);

	if(srtp_profile)
		BIO_printf(bio_s_out,"SRTP Extension negotiated, profile=%s\n",
			   srtp_profile->name);
	}
2752
	if (SSL_cache_hit(con)) BIO_printf(bio_s_out,"Reused session-id\n");
2753 2754
	if (SSL_ctrl(con,SSL_CTRL_GET_FLAGS,0,NULL) &
		TLS1_FLAGS_TLS_PADDING_BUG)
B
Ben Laurie 已提交
2755 2756
		BIO_printf(bio_s_out,
			   "Peer has incorrect TLSv1 block padding\n");
2757
#ifndef OPENSSL_NO_KRB5
2758 2759
	client_princ = kssl_ctx_get0_client_princ(SSL_get0_kssl_ctx(con));
	if (client_princ != NULL)
2760 2761
		{
		BIO_printf(bio_s_out,"Kerberos peer principal is %s\n",
2762
								client_princ);
2763 2764
		}
#endif /* OPENSSL_NO_KRB5 */
2765 2766
	BIO_printf(bio_s_out, "Secure Renegotiation IS%s supported\n",
		      SSL_get_secure_renegotiation_support(con) ? "" : " NOT");
D
Dr. Stephen Henson 已提交
2767 2768 2769 2770 2771
	if (keymatexportlabel != NULL)
		{
		BIO_printf(bio_s_out, "Keying material exporter:\n");
		BIO_printf(bio_s_out, "    Label: '%s'\n", keymatexportlabel);
		BIO_printf(bio_s_out, "    Length: %i bytes\n",
B
Ben Laurie 已提交
2772
			   keymatexportlen);
D
Dr. Stephen Henson 已提交
2773 2774 2775 2776 2777 2778 2779 2780 2781 2782 2783 2784 2785 2786 2787 2788
		exportedkeymat = OPENSSL_malloc(keymatexportlen);
		if (exportedkeymat != NULL)
			{
			if (!SSL_export_keying_material(con, exportedkeymat,
						        keymatexportlen,
						        keymatexportlabel,
						        strlen(keymatexportlabel),
						        NULL, 0, 0))
				{
				BIO_printf(bio_s_out, "    Error\n");
				}
			else
				{
				BIO_printf(bio_s_out, "    Keying material: ");
				for (i=0; i<keymatexportlen; i++)
					BIO_printf(bio_s_out, "%02X",
B
Ben Laurie 已提交
2789
						   exportedkeymat[i]);
D
Dr. Stephen Henson 已提交
2790 2791 2792 2793 2794
				BIO_printf(bio_s_out, "\n");
				}
			OPENSSL_free(exportedkeymat);
			}
		}
B
Ben Laurie 已提交
2795

2796 2797 2798
	return(1);
	}

2799
#ifndef OPENSSL_NO_DH
N
Nils Larsch 已提交
2800
static DH *load_dh_param(const char *dhfile)
2801 2802 2803 2804
	{
	DH *ret=NULL;
	BIO *bio;

2805
	if ((bio=BIO_new_file(dhfile,"r")) == NULL)
2806
		goto err;
2807
	ret=PEM_read_bio_DHparams(bio,NULL,NULL,NULL);
2808 2809 2810 2811
err:
	if (bio != NULL) BIO_free(bio);
	return(ret);
	}
2812
#endif
2813 2814

#if 0
U
Ulf Möller 已提交
2815
static int load_CA(SSL_CTX *ctx, char *file)
2816 2817 2818 2819 2820 2821 2822 2823 2824 2825 2826 2827 2828 2829 2830 2831 2832 2833 2834
	{
	FILE *in;
	X509 *x=NULL;

	if ((in=fopen(file,"r")) == NULL)
		return(0);

	for (;;)
		{
		if (PEM_read_X509(in,&x,NULL) == NULL)
			break;
		SSL_CTX_add_client_CA(ctx,x);
		}
	if (x != NULL) X509_free(x);
	fclose(in);
	return(1);
	}
#endif

2835
static int www_body(char *hostname, int s, int stype, unsigned char *context)
2836
	{
2837
	char *buf=NULL;
2838
	int ret=1;
B
Ben Laurie 已提交
2839
	int i,j,k,dot;
2840
	SSL *con;
2841
	const SSL_CIPHER *c;
2842
	BIO *io,*ssl_bio,*sbio;
2843 2844 2845
#ifndef OPENSSL_NO_KRB5
	KSSL_CTX *kctx;
#endif
2846

2847
	buf=OPENSSL_malloc(bufsize);
2848
	if (buf == NULL) return(0);
2849 2850 2851 2852 2853 2854 2855
	io=BIO_new(BIO_f_buffer());
	ssl_bio=BIO_new(BIO_f_ssl());
	if ((io == NULL) || (ssl_bio == NULL)) goto err;

#ifdef FIONBIO	
	if (s_nbio)
		{
2856
		unsigned long sl=1;
2857 2858 2859

		if (!s_quiet)
			BIO_printf(bio_err,"turning on non blocking io\n");
2860 2861
		if (BIO_socket_ioctl(s,FIONBIO,&sl) < 0)
			ERR_print_errors(bio_err);
2862 2863 2864 2865
		}
#endif

	/* lets make the output buffer a reasonable size */
2866
	if (!BIO_set_write_buffer_size(io,bufsize)) goto err;
2867

D
 
Dr. Stephen Henson 已提交
2868
	if ((con=SSL_new(ctx)) == NULL) goto err;
2869 2870 2871 2872 2873 2874 2875
#ifndef OPENSSL_NO_TLSEXT
		if (s_tlsextdebug)
			{
			SSL_set_tlsext_debug_callback(con, tlsext_cb);
			SSL_set_tlsext_debug_arg(con, bio_s_out);
			}
#endif
2876
#ifndef OPENSSL_NO_KRB5
2877
	if ((kctx = kssl_ctx_new()) != NULL)
2878
		{
2879 2880
		kssl_ctx_setstring(kctx, KSSL_SERVICE, KRB5SVC);
		kssl_ctx_setstring(kctx, KSSL_KEYTAB, KRB5KEYTAB);
2881 2882
		}
#endif	/* OPENSSL_NO_KRB5 */
B
Ben Laurie 已提交
2883 2884
	if(context) SSL_set_session_id_context(con, context,
					       strlen((char *)context));
2885 2886 2887 2888 2889 2890 2891 2892 2893 2894 2895

	sbio=BIO_new_socket(s,BIO_NOCLOSE);
	if (s_nbio_test)
		{
		BIO *test;

		test=BIO_new(BIO_f_nbio_test());
		sbio=BIO_push(test,sbio);
		}
	SSL_set_bio(con,sbio,sbio);
	SSL_set_accept_state(con);
2896

2897 2898 2899
	/* SSL_set_fd(con,s); */
	BIO_set_ssl(ssl_bio,con,BIO_CLOSE);
	BIO_push(io,ssl_bio);
2900 2901 2902
#ifdef CHARSET_EBCDIC
	io = BIO_push(BIO_new(BIO_f_ebcdic_filter()),io);
#endif
2903 2904 2905

	if (s_debug)
		{
2906
		SSL_set_debug(con, 1);
2907
		BIO_set_callback(SSL_get_rbio(con),bio_dump_callback);
N
Nils Larsch 已提交
2908
		BIO_set_callback_arg(SSL_get_rbio(con),(char *)bio_s_out);
2909
		}
2910 2911
	if (s_msg)
		{
2912 2913 2914 2915 2916 2917 2918
#ifndef OPENSSL_NO_SSL_TRACE
		if (s_msg == 2)
			SSL_set_msg_callback(con, SSL_trace);
		else
#endif
			SSL_set_msg_callback(con, msg_cb);
		SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
2919
		}
2920 2921 2922 2923 2924 2925

	for (;;)
		{
		if (hack)
			{
			i=SSL_accept(con);
D
Dr. Stephen Henson 已提交
2926
#ifndef OPENSSL_NO_SRP
D
Dr. Stephen Henson 已提交
2927 2928 2929 2930 2931 2932 2933 2934 2935 2936
			while (i <= 0 &&  SSL_get_error(con,i) == SSL_ERROR_WANT_X509_LOOKUP) 
		{
			BIO_printf(bio_s_out,"LOOKUP during accept %s\n",srp_callback_parm.login);
			srp_callback_parm.user = SRP_VBASE_get_by_user(srp_callback_parm.vb, srp_callback_parm.login); 
			if (srp_callback_parm.user) 
				BIO_printf(bio_s_out,"LOOKUP done %s\n",srp_callback_parm.user->info);
			else 
				BIO_printf(bio_s_out,"LOOKUP not successful\n");
			i=SSL_accept(con);
		}
D
Dr. Stephen Henson 已提交
2937
#endif
2938 2939 2940 2941 2942 2943 2944 2945 2946 2947 2948 2949 2950
			switch (SSL_get_error(con,i))
				{
			case SSL_ERROR_NONE:
				break;
			case SSL_ERROR_WANT_WRITE:
			case SSL_ERROR_WANT_READ:
			case SSL_ERROR_WANT_X509_LOOKUP:
				continue;
			case SSL_ERROR_SYSCALL:
			case SSL_ERROR_SSL:
			case SSL_ERROR_ZERO_RETURN:
				ret=1;
				goto err;
2951
				/* break; */
2952 2953 2954 2955 2956 2957
				}

			SSL_renegotiate(con);
			SSL_write(con,NULL,0);
			}

2958
		i=BIO_gets(io,buf,bufsize-1);
2959 2960 2961 2962 2963 2964 2965 2966 2967 2968 2969
		if (i < 0) /* error */
			{
			if (!BIO_should_retry(io))
				{
				if (!s_quiet)
					ERR_print_errors(bio_err);
				goto err;
				}
			else
				{
				BIO_printf(bio_s_out,"read R BLOCK\n");
R
Richard Levitte 已提交
2970 2971 2972
#if defined(OPENSSL_SYS_NETWARE)
            delay(1000);
#elif !defined(OPENSSL_SYS_MSDOS) && !defined(__DJGPP__)
2973 2974 2975 2976 2977 2978 2979 2980 2981 2982 2983
				sleep(1);
#endif
				continue;
				}
			}
		else if (i == 0) /* end of input */
			{
			ret=1;
			goto end;
			}

2984
		/* else we have data */
2985
		if (	((www == 1) && (strncmp("GET ",buf,4) == 0)) ||
2986
			((www == 2) && (strncmp("GET /stats ",buf,10) == 0)))
2987 2988 2989
			{
			char *p;
			X509 *peer;
B
Ben Laurie 已提交
2990
			STACK_OF(SSL_CIPHER) *sk;
N
Nils Larsch 已提交
2991
			static const char *space="                          ";
2992

2993 2994 2995 2996 2997 2998 2999 3000 3001 3002 3003 3004 3005 3006 3007
		if (www == 1 && strncmp("GET /reneg", buf, 10) == 0)
			{
			if (strncmp("GET /renegcert", buf, 14) == 0)
				SSL_set_verify(con,
				SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE,NULL);
			i=SSL_renegotiate(con);
			BIO_printf(bio_s_out, "SSL_renegotiate -> %d\n",i);
			i=SSL_do_handshake(con);
			if (i <= 0)
				{
				BIO_printf(bio_s_out, "SSL_do_handshake() Retval %d\n", SSL_get_error(con, i));
				ERR_print_errors(bio_err);
				goto err;
				}
			/* EVIL HACK! */
3008
			SSL_set_state(con, SSL_ST_ACCEPT);
3009 3010 3011 3012 3013 3014 3015 3016 3017 3018
			i=SSL_do_handshake(con);
			BIO_printf(bio_s_out, "SSL_do_handshake -> %d\n",i);
			if (i <= 0)
				{
				BIO_printf(bio_s_out, "SSL_do_handshake() Retval %d\n", SSL_get_error(con, i));
				ERR_print_errors(bio_err);
				goto err;
				}
			}

3019
			BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
3020
			BIO_puts(io,"<HTML><BODY BGCOLOR=\"#ffffff\">\n");
3021 3022 3023 3024 3025 3026 3027 3028 3029 3030
			BIO_puts(io,"<pre>\n");
/*			BIO_puts(io,SSLeay_version(SSLEAY_VERSION));*/
			BIO_puts(io,"\n");
			for (i=0; i<local_argc; i++)
				{
				BIO_puts(io,local_argv[i]);
				BIO_write(io," ",1);
				}
			BIO_puts(io,"\n");

3031 3032 3033 3034 3035
			BIO_printf(io,
				"Secure Renegotiation IS%s supported\n",
		      		SSL_get_secure_renegotiation_support(con) ?
							"" : " NOT");

3036 3037 3038 3039
			/* The following is evil and should not really
			 * be done */
			BIO_printf(io,"Ciphers supported in s_server binary\n");
			sk=SSL_get_ciphers(con);
B
Ben Laurie 已提交
3040
			j=sk_SSL_CIPHER_num(sk);
3041 3042
			for (i=0; i<j; i++)
				{
B
Ben Laurie 已提交
3043
				c=sk_SSL_CIPHER_value(sk,i);
3044
				BIO_printf(io,"%-11s:%-25s",
3045 3046
					SSL_CIPHER_get_version(c),
					SSL_CIPHER_get_name(c));
3047
				if ((((i+1)%2) == 0) && (i+1 != j))
3048 3049 3050
					BIO_puts(io,"\n");
				}
			BIO_puts(io,"\n");
3051
			p=SSL_get_shared_ciphers(con,buf,bufsize);
3052 3053 3054 3055 3056 3057 3058 3059
			if (p != NULL)
				{
				BIO_printf(io,"---\nCiphers common between both SSL end points:\n");
				j=i=0;
				while (*p)
					{
					if (*p == ':')
						{
3060
						BIO_write(io,space,26-j);
3061 3062 3063 3064 3065 3066 3067 3068 3069 3070 3071 3072 3073
						i++;
						j=0;
						BIO_write(io,((i%3)?" ":"\n"),1);
						}
					else
						{
						BIO_write(io,p,1);
						j++;
						}
					p++;
					}
				BIO_puts(io,"\n");
				}
3074
			ssl_print_sigalgs(io, con);
3075
#ifndef OPENSSL_NO_EC
3076
			ssl_print_curves(io, con, 0);
3077
#endif
3078
			BIO_printf(io,(SSL_cache_hit(con)
3079 3080 3081
				?"---\nReused, "
				:"---\nNew, "));
			c=SSL_get_current_cipher(con);
3082
			BIO_printf(io,"%s, Cipher is %s\n",
3083 3084 3085 3086 3087 3088 3089 3090 3091 3092 3093 3094 3095 3096 3097
				SSL_CIPHER_get_version(c),
				SSL_CIPHER_get_name(c));
			SSL_SESSION_print(io,SSL_get_session(con));
			BIO_printf(io,"---\n");
			print_stats(io,SSL_get_SSL_CTX(con));
			BIO_printf(io,"---\n");
			peer=SSL_get_peer_certificate(con);
			if (peer != NULL)
				{
				BIO_printf(io,"Client certificate\n");
				X509_print(io,peer);
				PEM_write_bio_X509(io,peer);
				}
			else
				BIO_puts(io,"no client certificate available\n");
3098
			BIO_puts(io,"</BODY></HTML>\r\n\r\n");
3099 3100
			break;
			}
3101 3102
		else if ((www == 2 || www == 3)
                         && (strncmp("GET /",buf,5) == 0))
3103 3104 3105
			{
			BIO *file;
			char *p,*e;
N
Nils Larsch 已提交
3106
			static const char *text="HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n";
3107 3108 3109

			/* skip the '/' */
			p= &(buf[5]);
3110 3111

			dot = 1;
3112 3113
			for (e=p; *e != '\0'; e++)
				{
3114 3115 3116 3117 3118 3119 3120 3121 3122 3123 3124 3125 3126 3127 3128
				if (e[0] == ' ')
					break;

				switch (dot)
					{
				case 1:
					dot = (e[0] == '.') ? 2 : 0;
					break;
				case 2:
					dot = (e[0] == '.') ? 3 : 0;
					break;
				case 3:
					dot = (e[0] == '/') ? -1 : 0;
					break;
					}
3129 3130
				if (dot == 0)
					dot = (e[0] == '/') ? 1 : 0;
3131
				}
3132
			dot = (dot == 3) || (dot == -1); /* filename contains ".." component */
3133 3134 3135 3136 3137 3138 3139 3140 3141 3142 3143 3144 3145 3146 3147 3148 3149 3150 3151 3152 3153 3154 3155

			if (*e == '\0')
				{
				BIO_puts(io,text);
				BIO_printf(io,"'%s' is an invalid file name\r\n",p);
				break;
				}
			*e='\0';

			if (dot)
				{
				BIO_puts(io,text);
				BIO_printf(io,"'%s' contains '..' reference\r\n",p);
				break;
				}

			if (*p == '/')
				{
				BIO_puts(io,text);
				BIO_printf(io,"'%s' is an invalid path\r\n",p);
				break;
				}

B
Bodo Möller 已提交
3156
#if 0
3157 3158 3159
			/* append if a directory lookup */
			if (e[-1] == '/')
				strcat(p,"index.html");
B
Bodo Möller 已提交
3160
#endif
3161 3162

			/* if a directory, do the index thang */
3163
			if (app_isdir(p)>0)
3164
				{
B
Bodo Möller 已提交
3165
#if 0 /* must check buffer size */
3166
				strcat(p,"/index.html");
B
Bodo Möller 已提交
3167 3168 3169 3170 3171
#else
				BIO_puts(io,text);
				BIO_printf(io,"'%s' is a directory\r\n",p);
				break;
#endif
3172 3173 3174 3175 3176 3177 3178 3179 3180 3181 3182 3183 3184
				}

			if ((file=BIO_new_file(p,"r")) == NULL)
				{
				BIO_puts(io,text);
				BIO_printf(io,"Error opening '%s'\r\n",p);
				ERR_print_errors(io);
				break;
				}

			if (!s_quiet)
				BIO_printf(bio_err,"FILE:%s\n",p);

3185 3186 3187 3188 3189 3190 3191 3192 3193 3194
                        if (www == 2)
                                {
                                i=strlen(p);
                                if (	((i > 5) && (strcmp(&(p[i-5]),".html") == 0)) ||
                                        ((i > 4) && (strcmp(&(p[i-4]),".php") == 0)) ||
                                        ((i > 4) && (strcmp(&(p[i-4]),".htm") == 0)))
                                        BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
                                else
                                        BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n");
                                }
3195 3196 3197
			/* send the file */
			for (;;)
				{
3198
				i=BIO_read(file,buf,bufsize);
3199 3200
				if (i <= 0) break;

3201
#ifdef RENEG
3202 3203 3204 3205 3206 3207 3208 3209
				total_bytes+=i;
				fprintf(stderr,"%d\n",i);
				if (total_bytes > 3*1024)
					{
					total_bytes=0;
					fprintf(stderr,"RENEGOTIATE\n");
					SSL_renegotiate(con);
					}
3210
#endif
3211

3212 3213
				for (j=0; j<i; )
					{
3214 3215 3216
#ifdef RENEG
{ static count=0; if (++count == 13) { SSL_renegotiate(con); } }
#endif
3217 3218 3219 3220
					k=BIO_write(io,&(buf[j]),i-j);
					if (k <= 0)
						{
						if (!BIO_should_retry(io))
3221
							goto write_error;
3222 3223 3224 3225 3226 3227 3228 3229 3230 3231 3232
						else
							{
							BIO_printf(bio_s_out,"rwrite W BLOCK\n");
							}
						}
					else
						{
						j+=k;
						}
					}
				}
3233
write_error:
3234 3235 3236 3237 3238 3239 3240 3241 3242 3243 3244 3245 3246 3247 3248 3249 3250
			BIO_free(file);
			break;
			}
		}

	for (;;)
		{
		i=(int)BIO_flush(io);
		if (i <= 0)
			{
			if (!BIO_should_retry(io))
				break;
			}
		else
			break;
		}
end:
3251
#if 1
3252 3253 3254
	/* make sure we re-use sessions */
	SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN);
#else
U
Ulf Möller 已提交
3255
	/* This kills performance */
3256 3257
/*	SSL_shutdown(con); A shutdown gets sent in the
 *	BIO_free_all(io) procession */
3258 3259 3260
#endif

err:
3261

3262 3263 3264
	if (ret >= 0)
		BIO_printf(bio_s_out,"ACCEPT\n");

3265
	if (buf != NULL) OPENSSL_free(buf);
3266
	if (io != NULL) BIO_free_all(io);
3267
/*	if (ssl_bio != NULL) BIO_free(ssl_bio);*/
3268 3269 3270
	return(ret);
	}

3271
static int rev_body(char *hostname, int s, int stype, unsigned char *context)
3272 3273 3274 3275 3276 3277 3278 3279 3280 3281 3282 3283 3284 3285 3286 3287 3288 3289 3290 3291 3292 3293 3294 3295 3296 3297 3298 3299 3300 3301 3302 3303 3304 3305 3306 3307 3308 3309 3310 3311 3312 3313 3314 3315 3316 3317 3318 3319 3320 3321 3322 3323 3324 3325 3326 3327 3328 3329 3330 3331 3332 3333 3334 3335 3336 3337 3338 3339 3340 3341 3342 3343 3344 3345 3346 3347 3348 3349 3350 3351 3352 3353 3354 3355 3356 3357 3358 3359 3360 3361 3362 3363 3364 3365 3366 3367 3368 3369 3370 3371 3372 3373 3374 3375 3376 3377 3378 3379 3380 3381 3382 3383 3384 3385 3386
	{
	char *buf=NULL;
	int i;
	int ret=1;
	SSL *con;
	BIO *io,*ssl_bio,*sbio;
#ifndef OPENSSL_NO_KRB5
	KSSL_CTX *kctx;
#endif

	buf=OPENSSL_malloc(bufsize);
	if (buf == NULL) return(0);
	io=BIO_new(BIO_f_buffer());
	ssl_bio=BIO_new(BIO_f_ssl());
	if ((io == NULL) || (ssl_bio == NULL)) goto err;

	/* lets make the output buffer a reasonable size */
	if (!BIO_set_write_buffer_size(io,bufsize)) goto err;

	if ((con=SSL_new(ctx)) == NULL) goto err;
#ifndef OPENSSL_NO_TLSEXT
	if (s_tlsextdebug)
		{
		SSL_set_tlsext_debug_callback(con, tlsext_cb);
		SSL_set_tlsext_debug_arg(con, bio_s_out);
		}
#endif
#ifndef OPENSSL_NO_KRB5
	if ((kctx = kssl_ctx_new()) != NULL)
		{
		kssl_ctx_setstring(kctx, KSSL_SERVICE, KRB5SVC);
		kssl_ctx_setstring(kctx, KSSL_KEYTAB, KRB5KEYTAB);
		}
#endif	/* OPENSSL_NO_KRB5 */
	if(context) SSL_set_session_id_context(con, context,
					       strlen((char *)context));

	sbio=BIO_new_socket(s,BIO_NOCLOSE);
	SSL_set_bio(con,sbio,sbio);
	SSL_set_accept_state(con);

	BIO_set_ssl(ssl_bio,con,BIO_CLOSE);
	BIO_push(io,ssl_bio);
#ifdef CHARSET_EBCDIC
	io = BIO_push(BIO_new(BIO_f_ebcdic_filter()),io);
#endif

	if (s_debug)
		{
		SSL_set_debug(con, 1);
		BIO_set_callback(SSL_get_rbio(con),bio_dump_callback);
		BIO_set_callback_arg(SSL_get_rbio(con),(char *)bio_s_out);
		}
	if (s_msg)
		{
#ifndef OPENSSL_NO_SSL_TRACE
		if (s_msg == 2)
			SSL_set_msg_callback(con, SSL_trace);
		else
#endif
			SSL_set_msg_callback(con, msg_cb);
		SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
		}

	for (;;)
		{
		i = BIO_do_handshake(io);
		if (i > 0)
			break;
		if (!BIO_should_retry(io))
			{
			BIO_puts(bio_err, "CONNECTION FAILURE\n");
			ERR_print_errors(bio_err);
			goto end;
			}
		}
	BIO_printf(bio_err, "CONNECTION ESTABLISHED\n");
	print_ssl_summary(bio_err, con);

	for (;;)
		{
		i=BIO_gets(io,buf,bufsize-1);
		if (i < 0) /* error */
			{
			if (!BIO_should_retry(io))
				{
				if (!s_quiet)
					ERR_print_errors(bio_err);
				goto err;
				}
			else
				{
				BIO_printf(bio_s_out,"read R BLOCK\n");
#if defined(OPENSSL_SYS_NETWARE)
            delay(1000);
#elif !defined(OPENSSL_SYS_MSDOS) && !defined(__DJGPP__)
				sleep(1);
#endif
				continue;
				}
			}
		else if (i == 0) /* end of input */
			{
			ret=1;
			BIO_printf(bio_err, "CONNECTION CLOSED\n");
			goto end;
			}
		else
			{
			char *p = buf + i - 1;
			while(i && (*p == '\n' || *p == '\r'))
				{
				p--;
				i--;
				}
3387 3388 3389 3390 3391 3392
			if (!s_ign_eof && i == 5 && !strncmp(buf, "CLOSE", 5))
				{
				ret = 1;
				BIO_printf(bio_err, "CONNECTION CLOSED\n");
				goto end;
				}
3393 3394 3395 3396 3397 3398 3399 3400 3401 3402 3403 3404 3405 3406 3407 3408 3409 3410 3411 3412 3413 3414 3415 3416
			BUF_reverse((unsigned char *)buf, NULL, i);
			buf[i] = '\n';
			BIO_write(io, buf, i + 1);
			for (;;)
				{
				i = BIO_flush(io);
				if (i > 0)
					break;
				if (!BIO_should_retry(io))
					goto end;
				}
			}
		}
end:
	/* make sure we re-use sessions */
	SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN);

err:

	if (buf != NULL) OPENSSL_free(buf);
	if (io != NULL) BIO_free_all(io);
	return(ret);
	}

3417
#ifndef OPENSSL_NO_RSA
U
Ulf Möller 已提交
3418
static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength)
3419
	{
3420
	BIGNUM *bn = NULL;
3421 3422
	static RSA *rsa_tmp=NULL;

3423 3424 3425
	if (!rsa_tmp && ((bn = BN_new()) == NULL))
		BIO_printf(bio_err,"Allocation error in generating RSA key\n");
	if (!rsa_tmp && bn)
3426 3427 3428
		{
		if (!s_quiet)
			{
3429
			BIO_printf(bio_err,"Generating temp (%d bit) RSA key...",keylength);
B
Bodo Möller 已提交
3430
			(void)BIO_flush(bio_err);
3431
			}
3432 3433
		if(!BN_set_word(bn, RSA_F4) || ((rsa_tmp = RSA_new()) == NULL) ||
				!RSA_generate_key_ex(rsa_tmp, keylength, bn, NULL))
3434 3435 3436 3437
			{
			if(rsa_tmp) RSA_free(rsa_tmp);
			rsa_tmp = NULL;
			}
3438 3439 3440
		if (!s_quiet)
			{
			BIO_printf(bio_err,"\n");
B
Bodo Möller 已提交
3441
			(void)BIO_flush(bio_err);
3442
			}
3443
		BN_free(bn);
3444 3445 3446
		}
	return(rsa_tmp);
	}
3447
#endif
3448 3449 3450 3451 3452 3453 3454 3455 3456 3457 3458 3459 3460 3461 3462 3463 3464

#define MAX_SESSION_ID_ATTEMPTS 10
static int generate_session_id(const SSL *ssl, unsigned char *id,
				unsigned int *id_len)
	{
	unsigned int count = 0;
	do	{
		RAND_pseudo_bytes(id, *id_len);
		/* Prefix the session_id with the required prefix. NB: If our
		 * prefix is too long, clip it - but there will be worse effects
		 * anyway, eg. the server could only possibly create 1 session
		 * ID (ie. the prefix!) so all future session negotiations will
		 * fail due to conflicts. */
		memcpy(id, session_id_prefix,
			(strlen(session_id_prefix) < *id_len) ?
			strlen(session_id_prefix) : *id_len);
		}
G
Geoff Thorpe 已提交
3465
	while(SSL_has_matching_session_id(ssl, id, *id_len) &&
3466 3467 3468 3469 3470
		(++count < MAX_SESSION_ID_ATTEMPTS));
	if(count >= MAX_SESSION_ID_ATTEMPTS)
		return 0;
	return 1;
	}
3471 3472 3473 3474 3475 3476 3477 3478 3479 3480

/* By default s_server uses an in-memory cache which caches SSL_SESSION
 * structures without any serialisation. This hides some bugs which only
 * become apparent in deployed servers. By implementing a basic external
 * session cache some issues can be debugged using s_server.
 */

typedef struct simple_ssl_session_st
	{
	unsigned char *id;
3481
	unsigned int idlen;
3482 3483 3484 3485 3486 3487 3488 3489 3490 3491 3492 3493 3494 3495
	unsigned char *der;
	int derlen;
	struct simple_ssl_session_st *next;
	} simple_ssl_session;

static simple_ssl_session *first = NULL;

static int add_session(SSL *ssl, SSL_SESSION *session)
	{
	simple_ssl_session *sess;
	unsigned char *p;

	sess = OPENSSL_malloc(sizeof(simple_ssl_session));

3496
	SSL_SESSION_get_id(session, &sess->idlen);
3497 3498
	sess->derlen = i2d_SSL_SESSION(session, NULL);

3499
	sess->id = BUF_memdup(SSL_SESSION_get_id(session, NULL), sess->idlen);
3500 3501 3502 3503 3504 3505 3506 3507 3508 3509 3510 3511 3512 3513 3514 3515 3516 3517

	sess->der = OPENSSL_malloc(sess->derlen);
	p = sess->der;
	i2d_SSL_SESSION(session, &p);

	sess->next = first;
	first = sess;
	BIO_printf(bio_err, "New session added to external cache\n");
	return 0;
	}

static SSL_SESSION *get_session(SSL *ssl, unsigned char *id, int idlen,
					int *do_copy)
	{
	simple_ssl_session *sess;
	*do_copy = 0;
	for (sess = first; sess; sess = sess->next)
		{
3518
		if (idlen == (int)sess->idlen && !memcmp(sess->id, id, idlen))
3519 3520 3521 3522 3523 3524 3525 3526 3527 3528 3529 3530 3531
			{
			const unsigned char *p = sess->der;
			BIO_printf(bio_err, "Lookup session: cache hit\n");
			return d2i_SSL_SESSION(NULL, &p, sess->derlen);
			}
		}
	BIO_printf(bio_err, "Lookup session: cache miss\n");
	return NULL;
	}

static void del_session(SSL_CTX *sctx, SSL_SESSION *session)
	{
	simple_ssl_session *sess, *prev = NULL;
3532 3533 3534
	const unsigned char *id;
	unsigned int idlen;
	id = SSL_SESSION_get_id(session, &idlen);	
3535 3536 3537 3538 3539 3540 3541 3542 3543 3544 3545 3546 3547 3548 3549 3550 3551 3552 3553 3554 3555 3556 3557 3558 3559 3560 3561 3562 3563 3564 3565 3566 3567 3568 3569 3570 3571 3572 3573
	for (sess = first; sess; sess = sess->next)
		{
		if (idlen == sess->idlen && !memcmp(sess->id, id, idlen))
			{
			if(prev)
				prev->next = sess->next;
			else
				first = sess->next;
			OPENSSL_free(sess->id);
			OPENSSL_free(sess->der);
			OPENSSL_free(sess);
			return;
			}
		prev = sess;
		}
	}

static void init_session_cache_ctx(SSL_CTX *sctx)
	{
	SSL_CTX_set_session_cache_mode(sctx,
			SSL_SESS_CACHE_NO_INTERNAL|SSL_SESS_CACHE_SERVER);
	SSL_CTX_sess_set_new_cb(sctx, add_session);
        SSL_CTX_sess_set_get_cb(sctx, get_session);
        SSL_CTX_sess_set_remove_cb(sctx, del_session);
	}

static void free_sessions(void)
	{
	simple_ssl_session *sess, *tsess;
	for (sess = first; sess;)
		{
		OPENSSL_free(sess->id);
		OPENSSL_free(sess->der);
		tsess = sess;
		sess = sess->next;
		OPENSSL_free(tsess);
		}
	first = NULL;
	}
3574 3575 3576 3577 3578 3579 3580 3581

#ifndef OPENSSL_NO_TLSEXT
static int authz_tlsext_cb(SSL *s, unsigned short ext_type,
			   const unsigned char *in,
			   unsigned short inlen, int *al,
			   void *arg)
	{
	if (TLSEXT_TYPE_server_authz == ext_type)
B
Ben Laurie 已提交
3582 3583
		client_provided_server_authz
		  = memchr(in,	TLSEXT_AUTHZDATAFORMAT_dtcp, inlen) != NULL;
3584 3585

	if (TLSEXT_TYPE_client_authz == ext_type)
B
Ben Laurie 已提交
3586 3587
		client_provided_client_authz
		  = memchr(in, TLSEXT_AUTHZDATAFORMAT_dtcp, inlen) != NULL;
3588 3589 3590 3591 3592 3593 3594 3595 3596 3597

	return 1;
	}

static int authz_tlsext_generate_cb(SSL *s, unsigned short ext_type,
				    const unsigned char **out, unsigned short *outlen,
				    void *arg)
	{
	if (c_auth && client_provided_client_authz && client_provided_server_authz)
		{
3598 3599
		/*if auth_require_reneg flag is set, only send extensions if
		  renegotiation has occurred */
B
Ben Laurie 已提交
3600 3601
		if (!c_auth_require_reneg
		    || (c_auth_require_reneg && SSL_num_renegotiations(s)))
3602 3603 3604 3605 3606 3607
			{
			*out = auth_ext_data;
			*outlen = 1;
			return 1;
			}
		}
B
Ben Laurie 已提交
3608
	/* no auth extension to send */
3609 3610 3611 3612 3613 3614 3615 3616 3617 3618 3619 3620 3621 3622 3623 3624 3625 3626 3627 3628 3629 3630
	return -1;
	}

static int suppdata_cb(SSL *s, unsigned short supp_data_type,
		       const unsigned char *in,
		       unsigned short inlen, int *al,
		       void *arg)
	{
	if (supp_data_type == TLSEXT_SUPPLEMENTALDATATYPE_authz_data)
		{
		most_recent_supplemental_data = in;
		most_recent_supplemental_data_length = inlen;
		}
	return 1;
	}

static int auth_suppdata_generate_cb(SSL *s, unsigned short supp_data_type,
				     const unsigned char **out,
				     unsigned short *outlen, void *arg)
	{
	if (c_auth && client_provided_client_authz && client_provided_server_authz)
		{
3631 3632
		/*if auth_require_reneg flag is set, only send supplemental data if
		  renegotiation has occurred */
B
Ben Laurie 已提交
3633 3634
		if (!c_auth_require_reneg
		    || (c_auth_require_reneg && SSL_num_renegotiations(s)))
3635
			{
3636 3637 3638
			generated_supp_data = OPENSSL_malloc(10);
			memcpy(generated_supp_data, "1234512345", 10);
			*out = generated_supp_data;
3639 3640 3641 3642
			*outlen = 10;
			return 1;
			}
		}
B
Ben Laurie 已提交
3643
	/* no supplemental data to send */
3644 3645 3646 3647
	return -1;
	}
#endif