ssltest.c 39.3 KB
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/* ssl/ssltest.c */
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/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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 * 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.]
 */
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/* ====================================================================
 * Copyright (c) 1998-2000 The OpenSSL Project.  All rights reserved.
 *
 * 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).
 *
 */
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#define _XOPEN_SOURCE 600	/* Or gethostname won't be declared properly
				   on Linux and GNU platforms. */
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#define _XOPEN_SOURCE_EXTENDED	1 /* Or gethostname won't be declared properly
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				   on Compaq platforms (at least with DEC C).
				*/

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#include <assert.h>
#include <errno.h>
#include <limits.h>
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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
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#include <time.h>
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#include "e_os.h"
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#include <openssl/bio.h>
#include <openssl/crypto.h>
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#include <openssl/evp.h>
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#include <openssl/x509.h>
#include <openssl/ssl.h>
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#include <openssl/engine.h>
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#include <openssl/err.h>
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#include <openssl/rand.h>
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#ifdef OPENSSL_SYS_WINDOWS
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#include <winsock.h>
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#include "../crypto/bio/bss_file.c"
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#else
#include OPENSSL_UNISTD
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#endif

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#ifdef OPENSSL_SYS_VMS
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#  define TEST_SERVER_CERT "SYS$DISK:[-.APPS]SERVER.PEM"
#  define TEST_CLIENT_CERT "SYS$DISK:[-.APPS]CLIENT.PEM"
#else
#  define TEST_SERVER_CERT "../apps/server.pem"
#  define TEST_CLIENT_CERT "../apps/client.pem"
#endif
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/* There is really no standard for this, so let's assign some tentative
   numbers.  In any case, these numbers are only for this test */
#define COMP_RLE	1
#define COMP_ZLIB	2

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static int MS_CALLBACK verify_callback(int ok, X509_STORE_CTX *ctx);
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#ifndef OPENSSL_NO_RSA
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static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export,int keylength);
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static void free_tmp_rsa(void);
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#endif
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#ifndef OPENSSL_NO_DH
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static DH *get_dh512(void);
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static DH *get_dh1024(void);
static DH *get_dh1024dsa(void);
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#endif

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static BIO *bio_err=NULL;
static BIO *bio_stdout=NULL;
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static char *cipher=NULL;
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static int verbose=0;
static int debug=0;
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#if 0
/* Not used yet. */
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#ifdef FIONBIO
static int s_nbio=0;
#endif
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#endif
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static const char rnd_seed[] = "string to make the random number generator think it has entropy";
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int doit_biopair(SSL *s_ssl,SSL *c_ssl,long bytes,clock_t *s_time,clock_t *c_time);
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int doit(SSL *s_ssl,SSL *c_ssl,long bytes);
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static void sv_usage(void)
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	{
	fprintf(stderr,"usage: ssltest [args ...]\n");
	fprintf(stderr,"\n");
	fprintf(stderr," -server_auth  - check server certificate\n");
	fprintf(stderr," -client_auth  - do client authentication\n");
	fprintf(stderr," -v            - more output\n");
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	fprintf(stderr," -d            - debug output\n");
	fprintf(stderr," -reuse        - use session-id reuse\n");
	fprintf(stderr," -num <val>    - number of connections to perform\n");
	fprintf(stderr," -bytes <val>  - number of bytes to swap between client/server\n");
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#ifndef OPENSSL_NO_DH
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	fprintf(stderr," -dhe1024      - use 1024 bit key (safe prime) for DHE\n");
	fprintf(stderr," -dhe1024dsa   - use 1024 bit key (with 160-bit subprime) for DHE\n");
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	fprintf(stderr," -no_dhe       - disable DHE\n");
#endif
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#ifndef OPENSSL_NO_SSL2
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	fprintf(stderr," -ssl2         - use SSLv2\n");
#endif
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#ifndef OPENSSL_NO_SSL3
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	fprintf(stderr," -ssl3         - use SSLv3\n");
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#endif
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#ifndef OPENSSL_NO_TLS1
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	fprintf(stderr," -tls1         - use TLSv1\n");
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#endif
	fprintf(stderr," -CApath arg   - PEM format directory of CA's\n");
	fprintf(stderr," -CAfile arg   - PEM format file of CA's\n");
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	fprintf(stderr," -cert arg     - Server certificate file\n");
	fprintf(stderr," -key arg      - Server key file (default: same as -cert)\n");
	fprintf(stderr," -c_cert arg   - Client certificate file\n");
	fprintf(stderr," -c_key arg    - Client key file (default: same as -c_cert)\n");
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	fprintf(stderr," -cipher arg   - The cipher list\n");
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	fprintf(stderr," -bio_pair     - Use BIO pairs\n");
	fprintf(stderr," -f            - Test even cases that can't work\n");
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	fprintf(stderr," -time         - measure processor time used by client and server\n");
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	fprintf(stderr," -zlib         - use zlib compression\n");
	fprintf(stderr," -time         - use rle compression\n");
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	}

static void print_details(SSL *c_ssl, const char *prefix)
	{
	SSL_CIPHER *ciph;
	X509 *cert;
		
	ciph=SSL_get_current_cipher(c_ssl);
	BIO_printf(bio_stdout,"%s%s, cipher %s %s",
		prefix,
		SSL_get_version(c_ssl),
		SSL_CIPHER_get_version(ciph),
		SSL_CIPHER_get_name(ciph));
	cert=SSL_get_peer_certificate(c_ssl);
	if (cert != NULL)
		{
		EVP_PKEY *pkey = X509_get_pubkey(cert);
		if (pkey != NULL)
			{
			if (0) 
				;
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#ifndef OPENSSL_NO_RSA
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			else if (pkey->type == EVP_PKEY_RSA && pkey->pkey.rsa != NULL
				&& pkey->pkey.rsa->n != NULL)
				{
				BIO_printf(bio_stdout, ", %d bit RSA",
					BN_num_bits(pkey->pkey.rsa->n));
				}
#endif
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#ifndef OPENSSL_NO_DSA
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			else if (pkey->type == EVP_PKEY_DSA && pkey->pkey.dsa != NULL
				&& pkey->pkey.dsa->p != NULL)
				{
				BIO_printf(bio_stdout, ", %d bit DSA",
					BN_num_bits(pkey->pkey.dsa->p));
				}
#endif
			EVP_PKEY_free(pkey);
			}
		X509_free(cert);
		}
	/* The SSL API does not allow us to look at temporary RSA/DH keys,
	 * otherwise we should print their lengths too */
	BIO_printf(bio_stdout,"\n");
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	}

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static void lock_dbg_cb(int mode, int type, const char *file, int line)
	{
	static int modes[CRYPTO_NUM_LOCKS]; /* = {0, 0, ... } */
	const char *errstr = NULL;
	int rw;
	
	rw = mode & (CRYPTO_READ|CRYPTO_WRITE);
	if (!((rw == CRYPTO_READ) || (rw == CRYPTO_WRITE)))
		{
		errstr = "invalid mode";
		goto err;
		}

	if (type < 0 || type > CRYPTO_NUM_LOCKS)
		{
		errstr = "type out of bounds";
		goto err;
		}

	if (mode & CRYPTO_LOCK)
		{
		if (modes[type])
			{
			errstr = "already locked";
			/* must not happen in a single-threaded program
			 * (would deadlock) */
			goto err;
			}

		modes[type] = rw;
		}
	else if (mode & CRYPTO_UNLOCK)
		{
		if (!modes[type])
			{
			errstr = "not locked";
			goto err;
			}
		
		if (modes[type] != rw)
			{
			errstr = (rw == CRYPTO_READ) ?
				"CRYPTO_r_unlock on write lock" :
				"CRYPTO_w_unlock on read lock";
			}

		modes[type] = 0;
		}
	else
		{
		errstr = "invalid mode";
		goto err;
		}

 err:
	if (errstr)
		{
		/* we cannot use bio_err here */
		fprintf(stderr, "openssl (lock_dbg_cb): %s (mode=%d, type=%d) at %s:%d\n",
			errstr, mode, type, file, line);
		}
	}

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int main(int argc, char *argv[])
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	{
	char *CApath=NULL,*CAfile=NULL;
	int badop=0;
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	int bio_pair=0;
	int force=0;
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	int tls1=0,ssl2=0,ssl3=0,ret=1;
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	int client_auth=0;
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	int server_auth=0,i;
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	char *server_cert=TEST_SERVER_CERT;
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	char *server_key=NULL;
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	char *client_cert=TEST_CLIENT_CERT;
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	char *client_key=NULL;
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	SSL_CTX *s_ctx=NULL;
	SSL_CTX *c_ctx=NULL;
	SSL_METHOD *meth=NULL;
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	SSL *c_ssl,*s_ssl;
	int number=1,reuse=0;
	long bytes=1L;
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#ifndef OPENSSL_NO_DH
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	DH *dh;
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	int dhe1024 = 0, dhe1024dsa = 0;
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#endif
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	int no_dhe = 0;
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	int print_time = 0;
	clock_t s_time = 0, c_time = 0;
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	int comp = 0;
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	COMP_METHOD *cm = NULL;
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	verbose = 0;
	debug = 0;
	cipher = 0;
	
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	CRYPTO_set_locking_callback(lock_dbg_cb);

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	/* enable memory leak checking unless explicitly disabled */
	if (!((getenv("OPENSSL_DEBUG_MEMORY") != NULL) && (0 == strcmp(getenv("OPENSSL_DEBUG_MEMORY"), "off"))))
		{
		CRYPTO_malloc_debug_init();
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		CRYPTO_set_mem_debug_options(V_CRYPTO_MDEBUG_ALL);
		}
	else
		{
		/* OPENSSL_DEBUG_MEMORY=off */
		CRYPTO_set_mem_debug_functions(0, 0, 0, 0, 0);
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		}
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	CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
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	RAND_seed(rnd_seed, sizeof rnd_seed);

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	bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
	bio_stdout=BIO_new_fp(stdout,BIO_NOCLOSE);

	argc--;
	argv++;

	while (argc >= 1)
		{
		if	(strcmp(*argv,"-server_auth") == 0)
			server_auth=1;
		else if	(strcmp(*argv,"-client_auth") == 0)
			client_auth=1;
		else if	(strcmp(*argv,"-v") == 0)
			verbose=1;
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		else if	(strcmp(*argv,"-d") == 0)
			debug=1;
		else if	(strcmp(*argv,"-reuse") == 0)
			reuse=1;
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#ifndef OPENSSL_NO_DH
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		else if	(strcmp(*argv,"-dhe1024") == 0)
			dhe1024=1;
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		else if	(strcmp(*argv,"-dhe1024dsa") == 0)
			dhe1024dsa=1;
#endif
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		else if	(strcmp(*argv,"-no_dhe") == 0)
			no_dhe=1;
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		else if	(strcmp(*argv,"-ssl2") == 0)
			ssl2=1;
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		else if	(strcmp(*argv,"-tls1") == 0)
			tls1=1;
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		else if	(strcmp(*argv,"-ssl3") == 0)
			ssl3=1;
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		else if	(strncmp(*argv,"-num",4) == 0)
			{
			if (--argc < 1) goto bad;
			number= atoi(*(++argv));
			if (number == 0) number=1;
			}
		else if	(strcmp(*argv,"-bytes") == 0)
			{
			if (--argc < 1) goto bad;
			bytes= atol(*(++argv));
			if (bytes == 0L) bytes=1L;
			i=strlen(argv[0]);
			if (argv[0][i-1] == 'k') bytes*=1024L;
			if (argv[0][i-1] == 'm') bytes*=1024L*1024L;
			}
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		else if	(strcmp(*argv,"-cert") == 0)
			{
			if (--argc < 1) goto bad;
			server_cert= *(++argv);
			}
		else if	(strcmp(*argv,"-s_cert") == 0)
			{
			if (--argc < 1) goto bad;
			server_cert= *(++argv);
			}
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		else if	(strcmp(*argv,"-key") == 0)
			{
			if (--argc < 1) goto bad;
			server_key= *(++argv);
			}
		else if	(strcmp(*argv,"-s_key") == 0)
			{
			if (--argc < 1) goto bad;
			server_key= *(++argv);
			}
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		else if	(strcmp(*argv,"-c_cert") == 0)
			{
			if (--argc < 1) goto bad;
			client_cert= *(++argv);
			}
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		else if	(strcmp(*argv,"-c_key") == 0)
			{
			if (--argc < 1) goto bad;
			client_key= *(++argv);
			}
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		else if	(strcmp(*argv,"-cipher") == 0)
			{
			if (--argc < 1) goto bad;
			cipher= *(++argv);
			}
		else if	(strcmp(*argv,"-CApath") == 0)
			{
			if (--argc < 1) goto bad;
			CApath= *(++argv);
			}
		else if	(strcmp(*argv,"-CAfile") == 0)
			{
			if (--argc < 1) goto bad;
			CAfile= *(++argv);
			}
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		else if	(strcmp(*argv,"-bio_pair") == 0)
			{
			bio_pair = 1;
			}
		else if	(strcmp(*argv,"-f") == 0)
			{
			force = 1;
			}
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		else if	(strcmp(*argv,"-time") == 0)
			{
			print_time = 1;
			}
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		else if	(strcmp(*argv,"-zlib") == 0)
			{
			comp = COMP_ZLIB;
			}
		else if	(strcmp(*argv,"-rle") == 0)
			{
			comp = COMP_RLE;
			}
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		else
			{
			fprintf(stderr,"unknown option %s\n",*argv);
			badop=1;
			break;
			}
		argc--;
		argv++;
		}
	if (badop)
		{
bad:
		sv_usage();
		goto end;
		}

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	if (!ssl2 && !ssl3 && !tls1 && number > 1 && !reuse && !force)
		{
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		fprintf(stderr, "This case cannot work.  Use -f to perform "
			"the test anyway (and\n-d to see what happens), "
			"or add one of -ssl2, -ssl3, -tls1, -reuse\n"
			"to avoid protocol mismatch.\n");
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		exit(1);
		}

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	if (print_time)
		{
		if (!bio_pair)
			{
			fprintf(stderr, "Using BIO pair (-bio_pair)\n");
			bio_pair = 1;
			}
		if (number < 50 && !force)
			fprintf(stderr, "Warning: For accurate timings, use more connections (e.g. -num 1000)\n");
		}

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/*	if (cipher == NULL) cipher=getenv("SSL_CIPHER"); */

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	SSL_library_init();
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	SSL_load_error_strings();

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	if (comp == COMP_ZLIB) cm = COMP_zlib();
	if (comp == COMP_RLE) cm = COMP_rle();
	if (cm != NULL)
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		{
		if (cm->type != NID_undef)
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			SSL_COMP_add_compression_method(comp, cm);
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		else
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			{
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			fprintf(stderr,
				"Warning: %s compression not supported\n",
				(comp == COMP_RLE ? "rle" :
					(comp == COMP_ZLIB ? "zlib" :
						"unknown")));
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			ERR_print_errors_fp(stderr);
			}
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		}

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#if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
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	if (ssl2)
		meth=SSLv2_method();
	else 
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	if (tls1)
		meth=TLSv1_method();
	else
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	if (ssl3)
		meth=SSLv3_method();
	else
		meth=SSLv23_method();
#else
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#ifdef OPENSSL_NO_SSL2
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	meth=SSLv3_method();
#else
	meth=SSLv2_method();
#endif
#endif

	c_ctx=SSL_CTX_new(meth);
	s_ctx=SSL_CTX_new(meth);
	if ((c_ctx == NULL) || (s_ctx == NULL))
		{
		ERR_print_errors(bio_err);
		goto end;
		}

	if (cipher != NULL)
		{
		SSL_CTX_set_cipher_list(c_ctx,cipher);
		SSL_CTX_set_cipher_list(s_ctx,cipher);
		}

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#ifndef OPENSSL_NO_DH
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	if (!no_dhe)
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		{
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		if (dhe1024dsa)
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			{
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			/* use SSL_OP_SINGLE_DH_USE to avoid small subgroup attacks */
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			SSL_CTX_set_options(s_ctx, SSL_OP_SINGLE_DH_USE);
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			dh=get_dh1024dsa();
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			}
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		else if (dhe1024)
			dh=get_dh1024();
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		else
			dh=get_dh512();
		SSL_CTX_set_tmp_dh(s_ctx,dh);
		DH_free(dh);
		}
599 600
#else
	(void)no_dhe;
601 602
#endif

603
#ifndef OPENSSL_NO_RSA
604
	SSL_CTX_set_tmp_rsa_callback(s_ctx,tmp_rsa_cb);
605 606 607 608 609 610
#endif

	if (!SSL_CTX_use_certificate_file(s_ctx,server_cert,SSL_FILETYPE_PEM))
		{
		ERR_print_errors(bio_err);
		}
611 612
	else if (!SSL_CTX_use_PrivateKey_file(s_ctx,
		(server_key?server_key:server_cert), SSL_FILETYPE_PEM))
613 614 615 616 617 618 619 620 621
		{
		ERR_print_errors(bio_err);
		goto end;
		}

	if (client_auth)
		{
		SSL_CTX_use_certificate_file(c_ctx,client_cert,
			SSL_FILETYPE_PEM);
622 623
		SSL_CTX_use_PrivateKey_file(c_ctx,
			(client_key?client_key:client_cert),
624 625 626 627 628 629 630 631
			SSL_FILETYPE_PEM);
		}

	if (	(!SSL_CTX_load_verify_locations(s_ctx,CAfile,CApath)) ||
		(!SSL_CTX_set_default_verify_paths(s_ctx)) ||
		(!SSL_CTX_load_verify_locations(c_ctx,CAfile,CApath)) ||
		(!SSL_CTX_set_default_verify_paths(c_ctx)))
		{
632
		/* fprintf(stderr,"SSL_load_verify_locations\n"); */
633
		ERR_print_errors(bio_err);
634
		/* goto end; */
635 636 637 638
		}

	if (client_auth)
		{
639
		BIO_printf(bio_err,"client authentication\n");
640 641 642 643 644 645
		SSL_CTX_set_verify(s_ctx,
			SSL_VERIFY_PEER|SSL_VERIFY_FAIL_IF_NO_PEER_CERT,
			verify_callback);
		}
	if (server_auth)
		{
646
		BIO_printf(bio_err,"server authentication\n");
647 648 649
		SSL_CTX_set_verify(c_ctx,SSL_VERIFY_PEER,
			verify_callback);
		}
650 651 652 653 654
	
	{
		int session_id_context = 0;
		SSL_CTX_set_session_id_context(s_ctx, (void *)&session_id_context, sizeof session_id_context);
	}
655

656 657 658
	c_ssl=SSL_new(c_ctx);
	s_ssl=SSL_new(s_ctx);

659
#ifndef OPENSSL_NO_KRB5
660 661 662 663 664 665 666 667 668 669
	if (c_ssl  &&  c_ssl->kssl_ctx)
                {
                char	localhost[257];

		if (gethostname(localhost, 256) == 0)
                        {
			kssl_ctx_setstring(c_ssl->kssl_ctx, KSSL_SERVER,
                                localhost);
			}
		}
670
#endif    /* OPENSSL_NO_KRB5  */
671

672 673 674
	for (i=0; i<number; i++)
		{
		if (!reuse) SSL_set_session(c_ssl,NULL);
B
Bodo Möller 已提交
675
		if (bio_pair)
676
			ret=doit_biopair(s_ssl,c_ssl,bytes,&s_time,&c_time);
B
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677 678
		else
			ret=doit(s_ssl,c_ssl,bytes);
679 680 681 682
		}

	if (!verbose)
		{
683
		print_details(c_ssl, "");
684 685
		}
	if ((number > 1) || (bytes > 1L))
686
		BIO_printf(bio_stdout, "%d handshakes of %ld bytes done\n",number,bytes);
687 688
	if (print_time)
		{
B
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689 690 691 692 693
#ifdef CLOCKS_PER_SEC
		/* "To determine the time in seconds, the value returned
		 * by the clock function should be divided by the value
		 * of the macro CLOCKS_PER_SEC."
		 *                                       -- ISO/IEC 9899 */
694 695 696 697
		BIO_printf(bio_stdout, "Approximate total server time: %6.2f s\n"
			"Approximate total client time: %6.2f s\n",
			(double)s_time/CLOCKS_PER_SEC,
			(double)c_time/CLOCKS_PER_SEC);
B
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#else
		/* "`CLOCKS_PER_SEC' undeclared (first use this function)"
		 *                            -- cc on NeXTstep/OpenStep */
		BIO_printf(bio_stdout,
			"Approximate total server time: %6.2f units\n"
			"Approximate total client time: %6.2f units\n",
			(double)s_time,
			(double)c_time);
#endif
707
		}
708 709 710 711

	SSL_free(s_ssl);
	SSL_free(c_ssl);

712 713 714 715 716 717
end:
	if (s_ctx != NULL) SSL_CTX_free(s_ctx);
	if (c_ctx != NULL) SSL_CTX_free(c_ctx);

	if (bio_stdout != NULL) BIO_free(bio_stdout);

718
#ifndef OPENSSL_NO_RSA
B
Bodo Möller 已提交
719 720
	free_tmp_rsa();
#endif
721
	ENGINE_cleanup();
722
	CRYPTO_cleanup_all_ex_data();
723
	ERR_free_strings();
724 725 726
	ERR_remove_state(0);
	EVP_cleanup();
	CRYPTO_mem_leaks(bio_err);
727
	if (bio_err != NULL) BIO_free(bio_err);
728 729 730
	EXIT(ret);
	}

731 732
int doit_biopair(SSL *s_ssl, SSL *c_ssl, long count,
	clock_t *s_time, clock_t *c_time)
B
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	{
	long cw_num = count, cr_num = count, sw_num = count, sr_num = count;
	BIO *s_ssl_bio = NULL, *c_ssl_bio = NULL;
	BIO *server = NULL, *server_io = NULL, *client = NULL, *client_io = NULL;
	int ret = 1;
	
	size_t bufsiz = 256; /* small buffer for testing */

	if (!BIO_new_bio_pair(&server, bufsiz, &server_io, bufsiz))
		goto err;
	if (!BIO_new_bio_pair(&client, bufsiz, &client_io, bufsiz))
		goto err;
	
	s_ssl_bio = BIO_new(BIO_f_ssl());
	if (!s_ssl_bio)
		goto err;

	c_ssl_bio = BIO_new(BIO_f_ssl());
	if (!c_ssl_bio)
		goto err;

	SSL_set_connect_state(c_ssl);
	SSL_set_bio(c_ssl, client, client);
	(void)BIO_set_ssl(c_ssl_bio, c_ssl, BIO_NOCLOSE);

	SSL_set_accept_state(s_ssl);
	SSL_set_bio(s_ssl, server, server);
	(void)BIO_set_ssl(s_ssl_bio, s_ssl, BIO_NOCLOSE);

	do
		{
		/* c_ssl_bio:          SSL filter BIO
		 *
		 * client:             pseudo-I/O for SSL library
		 *
		 * client_io:          client's SSL communication; usually to be
		 *                     relayed over some I/O facility, but in this
		 *                     test program, we're the server, too:
		 *
		 * server_io:          server's SSL communication
		 *
		 * server:             pseudo-I/O for SSL library
		 *
		 * s_ssl_bio:          SSL filter BIO
		 *
		 * The client and the server each employ a "BIO pair":
		 * client + client_io, server + server_io.
		 * BIO pairs are symmetric.  A BIO pair behaves similar
		 * to a non-blocking socketpair (but both endpoints must
		 * be handled by the same thread).
B
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783 784 785
		 * [Here we could connect client and server to the ends
		 * of a single BIO pair, but then this code would be less
		 * suitable as an example for BIO pairs in general.]
B
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786 787 788 789
		 *
		 * Useful functions for querying the state of BIO pair endpoints:
		 *
		 * BIO_ctrl_pending(bio)              number of bytes we can read now
790
		 * BIO_ctrl_get_read_request(bio)     number of bytes needed to fulfil
B
Bodo Möller 已提交
791
		 *                                      other side's read attempt
U
Ulf Möller 已提交
792
		 * BIO_ctrl_get_write_guarantee(bio)   number of bytes we can write now
B
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793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808
		 *
		 * ..._read_request is never more than ..._write_guarantee;
		 * it depends on the application which one you should use.
		 */

		/* We have non-blocking behaviour throughout this test program, but
		 * can be sure that there is *some* progress in each iteration; so
		 * we don't have to worry about ..._SHOULD_READ or ..._SHOULD_WRITE
		 * -- we just try everything in each iteration
		 */

			{
			/* CLIENT */
		
			MS_STATIC char cbuf[1024*8];
			int i, r;
809
			clock_t c_clock = clock();
B
Bodo Möller 已提交
810 811 812 813 814 815 816 817 818 819 820 821 822 823 824

			if (debug)
				if (SSL_in_init(c_ssl))
					printf("client waiting in SSL_connect - %s\n",
						SSL_state_string_long(c_ssl));

			if (cw_num > 0)
				{
				/* Write to server. */
				
				if (cw_num > (long)sizeof cbuf)
					i = sizeof cbuf;
				else
					i = (int)cw_num;
				r = BIO_write(c_ssl_bio, cbuf, i);
825
				if (r < 0)
B
Bodo Möller 已提交
826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875
					{
					if (!BIO_should_retry(c_ssl_bio))
						{
						fprintf(stderr,"ERROR in CLIENT\n");
						goto err;
						}
					/* BIO_should_retry(...) can just be ignored here.
					 * The library expects us to call BIO_write with
					 * the same arguments again, and that's what we will
					 * do in the next iteration. */
					}
				else if (r == 0)
					{
					fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
					goto err;
					}
				else
					{
					if (debug)
						printf("client wrote %d\n", r);
					cw_num -= r;				
					}
				}

			if (cr_num > 0)
				{
				/* Read from server. */

				r = BIO_read(c_ssl_bio, cbuf, sizeof(cbuf));
				if (r < 0)
					{
					if (!BIO_should_retry(c_ssl_bio))
						{
						fprintf(stderr,"ERROR in CLIENT\n");
						goto err;
						}
					/* Again, "BIO_should_retry" can be ignored. */
					}
				else if (r == 0)
					{
					fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
					goto err;
					}
				else
					{
					if (debug)
						printf("client read %d\n", r);
					cr_num -= r;
					}
				}
876 877 878 879 880 881 882 883 884 885

			/* c_time and s_time increments will typically be very small
			 * (depending on machine speed and clock tick intervals),
			 * but sampling over a large number of connections should
			 * result in fairly accurate figures.  We cannot guarantee
			 * a lot, however -- if each connection lasts for exactly
			 * one clock tick, it will be counted only for the client
			 * or only for the server or even not at all.
			 */
			*c_time += (clock() - c_clock);
B
Bodo Möller 已提交
886 887 888 889 890 891 892
			}

			{
			/* SERVER */
		
			MS_STATIC char sbuf[1024*8];
			int i, r;
893
			clock_t s_clock = clock();
B
Bodo Möller 已提交
894 895 896 897 898 899 900 901 902 903 904 905 906 907 908

			if (debug)
				if (SSL_in_init(s_ssl))
					printf("server waiting in SSL_accept - %s\n",
						SSL_state_string_long(s_ssl));

			if (sw_num > 0)
				{
				/* Write to client. */
				
				if (sw_num > (long)sizeof sbuf)
					i = sizeof sbuf;
				else
					i = (int)sw_num;
				r = BIO_write(s_ssl_bio, sbuf, i);
909
				if (r < 0)
B
Bodo Möller 已提交
910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956
					{
					if (!BIO_should_retry(s_ssl_bio))
						{
						fprintf(stderr,"ERROR in SERVER\n");
						goto err;
						}
					/* Ignore "BIO_should_retry". */
					}
				else if (r == 0)
					{
					fprintf(stderr,"SSL SERVER STARTUP FAILED\n");
					goto err;
					}
				else
					{
					if (debug)
						printf("server wrote %d\n", r);
					sw_num -= r;				
					}
				}

			if (sr_num > 0)
				{
				/* Read from client. */

				r = BIO_read(s_ssl_bio, sbuf, sizeof(sbuf));
				if (r < 0)
					{
					if (!BIO_should_retry(s_ssl_bio))
						{
						fprintf(stderr,"ERROR in SERVER\n");
						goto err;
						}
					/* blah, blah */
					}
				else if (r == 0)
					{
					fprintf(stderr,"SSL SERVER STARTUP FAILED\n");
					goto err;
					}
				else
					{
					if (debug)
						printf("server read %d\n", r);
					sr_num -= r;
					}
				}
957 958

			*s_time += (clock() - s_clock);
B
Bodo Möller 已提交
959 960 961 962 963 964
			}
			
			{
			/* "I/O" BETWEEN CLIENT AND SERVER. */

			size_t r1, r2;
965 966 967 968 969
			BIO *io1 = server_io, *io2 = client_io;
			/* we use the non-copying interface for io1
			 * and the standard BIO_write/BIO_read interface for io2
			 */
			
B
Bodo Möller 已提交
970 971 972
			static int prev_progress = 1;
			int progress = 0;
			
973
			/* io1 to io2 */
B
Bodo Möller 已提交
974 975
			do
				{
976 977 978 979 980
				size_t num;
				int r;

				r1 = BIO_ctrl_pending(io1);
				r2 = BIO_ctrl_get_write_guarantee(io2);
B
Bodo Möller 已提交
981 982 983 984 985 986

				num = r1;
				if (r2 < num)
					num = r2;
				if (num)
					{
987 988
					char *dataptr;

B
Bodo Möller 已提交
989 990 991
					if (INT_MAX < num) /* yeah, right */
						num = INT_MAX;
					
992 993 994 995 996 997
					r = BIO_nread(io1, &dataptr, (int)num);
					assert(r > 0);
					assert(r <= (int)num);
					/* possibly r < num (non-contiguous data) */
					num = r;
					r = BIO_write(io2, dataptr, (int)num);
B
Bodo Möller 已提交
998 999 1000 1001 1002 1003 1004 1005 1006
					if (r != (int)num) /* can't happen */
						{
						fprintf(stderr, "ERROR: BIO_write could not write "
							"BIO_ctrl_get_write_guarantee() bytes");
						goto err;
						}
					progress = 1;

					if (debug)
1007 1008 1009 1010
						printf((io1 == client_io) ?
							"C->S relaying: %d bytes\n" :
							"S->C relaying: %d bytes\n",
							(int)num);
B
Bodo Möller 已提交
1011 1012 1013 1014
					}
				}
			while (r1 && r2);

1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025
			/* io2 to io1 */
			{
				size_t num;
				int r;

				r1 = BIO_ctrl_pending(io2);
				r2 = BIO_ctrl_get_read_request(io1);
				/* here we could use ..._get_write_guarantee instead of
				 * ..._get_read_request, but by using the latter
				 * we test restartability of the SSL implementation
				 * more thoroughly */
B
Bodo Möller 已提交
1026 1027 1028 1029 1030
				num = r1;
				if (r2 < num)
					num = r2;
				if (num)
					{
1031 1032
					char *dataptr;
					
B
Bodo Möller 已提交
1033 1034
					if (INT_MAX < num)
						num = INT_MAX;
1035 1036

					if (num > 1)
1037
						--num; /* test restartability even more thoroughly */
B
Bodo Möller 已提交
1038
					
1039 1040 1041 1042 1043
					r = BIO_nwrite(io1, &dataptr, (int)num);
					assert(r > 0);
					assert(r <= (int)num);
					num = r;
					r = BIO_read(io2, dataptr, (int)num);
B
Bodo Möller 已提交
1044 1045 1046 1047 1048 1049 1050
					if (r != (int)num) /* can't happen */
						{
						fprintf(stderr, "ERROR: BIO_read could not read "
							"BIO_ctrl_pending() bytes");
						goto err;
						}
					progress = 1;
1051
					
B
Bodo Möller 已提交
1052
					if (debug)
1053 1054 1055 1056
						printf((io2 == client_io) ?
							"C->S relaying: %d bytes\n" :
							"S->C relaying: %d bytes\n",
							(int)num);
B
Bodo Möller 已提交
1057
					}
1058
			} /* no loop, BIO_ctrl_get_read_request now returns 0 anyway */
B
Bodo Möller 已提交
1059 1060 1061 1062 1063

			if (!progress && !prev_progress)
				if (cw_num > 0 || cr_num > 0 || sw_num > 0 || sr_num > 0)
					{
					fprintf(stderr, "ERROR: got stuck\n");
B
Bugfix.  
Bodo Möller 已提交
1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076
					if (strcmp("SSLv2", SSL_get_version(c_ssl)) == 0)
						{
						fprintf(stderr, "This can happen for SSL2 because "
							"CLIENT-FINISHED and SERVER-VERIFY are written \n"
							"concurrently ...");
						if (strncmp("2SCF", SSL_state_string(c_ssl), 4) == 0
							&& strncmp("2SSV", SSL_state_string(s_ssl), 4) == 0)
							{
							fprintf(stderr, " ok.\n");
							goto end;
							}
						}
					fprintf(stderr, " ERROR.\n");
B
Bodo Möller 已提交
1077 1078 1079 1080 1081 1082 1083 1084
					goto err;
					}
			prev_progress = progress;
			}
		}
	while (cw_num > 0 || cr_num > 0 || sw_num > 0 || sr_num > 0);

	if (verbose)
1085 1086
		print_details(c_ssl, "DONE via BIO pair: ");
end:
B
Bodo Möller 已提交
1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108
	ret = 0;

 err:
	ERR_print_errors(bio_err);
	
	if (server)
		BIO_free(server);
	if (server_io)
		BIO_free(server_io);
	if (client)
		BIO_free(client);
	if (client_io)
		BIO_free(client_io);
	if (s_ssl_bio)
		BIO_free(s_ssl_bio);
	if (c_ssl_bio)
		BIO_free(c_ssl_bio);

	return ret;
	}


1109 1110 1111 1112 1113
#define W_READ	1
#define W_WRITE	2
#define C_DONE	1
#define S_DONE	2

U
Ulf Möller 已提交
1114
int doit(SSL *s_ssl, SSL *c_ssl, long count)
1115
	{
1116 1117 1118
	MS_STATIC char cbuf[1024*8],sbuf[1024*8];
	long cw_num=count,cr_num=count;
	long sw_num=count,sr_num=count;
1119 1120 1121 1122 1123 1124 1125
	int ret=1;
	BIO *c_to_s=NULL;
	BIO *s_to_c=NULL;
	BIO *c_bio=NULL;
	BIO *s_bio=NULL;
	int c_r,c_w,s_r,s_w;
	int c_want,s_want;
1126
	int i,j;
1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148
	int done=0;
	int c_write,s_write;
	int do_server=0,do_client=0;

	c_to_s=BIO_new(BIO_s_mem());
	s_to_c=BIO_new(BIO_s_mem());
	if ((s_to_c == NULL) || (c_to_s == NULL))
		{
		ERR_print_errors(bio_err);
		goto err;
		}

	c_bio=BIO_new(BIO_f_ssl());
	s_bio=BIO_new(BIO_f_ssl());
	if ((c_bio == NULL) || (s_bio == NULL))
		{
		ERR_print_errors(bio_err);
		goto err;
		}

	SSL_set_connect_state(c_ssl);
	SSL_set_bio(c_ssl,s_to_c,c_to_s);
1149
	BIO_set_ssl(c_bio,c_ssl,BIO_NOCLOSE);
1150 1151 1152

	SSL_set_accept_state(s_ssl);
	SSL_set_bio(s_ssl,c_to_s,s_to_c);
1153
	BIO_set_ssl(s_bio,s_ssl,BIO_NOCLOSE);
1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172

	c_r=0; s_r=1;
	c_w=1; s_w=0;
	c_want=W_WRITE;
	s_want=0;
	c_write=1,s_write=0;

	/* We can always do writes */
	for (;;)
		{
		do_server=0;
		do_client=0;

		i=(int)BIO_pending(s_bio);
		if ((i && s_r) || s_w) do_server=1;

		i=(int)BIO_pending(c_bio);
		if ((i && c_r) || c_w) do_client=1;

1173
		if (do_server && debug)
1174 1175 1176 1177
			{
			if (SSL_in_init(s_ssl))
				printf("server waiting in SSL_accept - %s\n",
					SSL_state_string_long(s_ssl));
1178
/*			else if (s_write)
1179
				printf("server:SSL_write()\n");
1180 1181
			else
				printf("server:SSL_read()\n"); */
1182 1183
			}

1184
		if (do_client && debug)
1185 1186 1187 1188
			{
			if (SSL_in_init(c_ssl))
				printf("client waiting in SSL_connect - %s\n",
					SSL_state_string_long(c_ssl));
1189
/*			else if (c_write)
1190 1191
				printf("client:SSL_write()\n");
			else
1192
				printf("client:SSL_read()\n"); */
1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204
			}

		if (!do_client && !do_server)
			{
			fprintf(stdout,"ERROR IN STARTUP\n");
			ERR_print_errors(bio_err);
			break;
			}
		if (do_client && !(done & C_DONE))
			{
			if (c_write)
				{
1205 1206 1207
				j=(cw_num > (long)sizeof(cbuf))
					?sizeof(cbuf):(int)cw_num;
				i=BIO_write(c_bio,cbuf,j);
1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232
				if (i < 0)
					{
					c_r=0;
					c_w=0;
					if (BIO_should_retry(c_bio))
						{
						if (BIO_should_read(c_bio))
							c_r=1;
						if (BIO_should_write(c_bio))
							c_w=1;
						}
					else
						{
						fprintf(stderr,"ERROR in CLIENT\n");
						ERR_print_errors(bio_err);
						goto err;
						}
					}
				else if (i == 0)
					{
					fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
					goto err;
					}
				else
					{
1233 1234
					if (debug)
						printf("client wrote %d\n",i);
1235
					/* ok */
1236
					s_r=1;
1237
					c_write=0;
1238
					cw_num-=i;
1239 1240 1241 1242
					}
				}
			else
				{
1243
				i=BIO_read(c_bio,cbuf,sizeof(cbuf));
1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268
				if (i < 0)
					{
					c_r=0;
					c_w=0;
					if (BIO_should_retry(c_bio))
						{
						if (BIO_should_read(c_bio))
							c_r=1;
						if (BIO_should_write(c_bio))
							c_w=1;
						}
					else
						{
						fprintf(stderr,"ERROR in CLIENT\n");
						ERR_print_errors(bio_err);
						goto err;
						}
					}
				else if (i == 0)
					{
					fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
					goto err;
					}
				else
					{
1269 1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282
					if (debug)
						printf("client read %d\n",i);
					cr_num-=i;
					if (sw_num > 0)
						{
						s_write=1;
						s_w=1;
						}
					if (cr_num <= 0)
						{
						s_write=1;
						s_w=1;
						done=S_DONE|C_DONE;
						}
1283 1284 1285 1286 1287 1288 1289 1290
					}
				}
			}

		if (do_server && !(done & S_DONE))
			{
			if (!s_write)
				{
1291
				i=BIO_read(s_bio,sbuf,sizeof(cbuf));
1292 1293 1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317
				if (i < 0)
					{
					s_r=0;
					s_w=0;
					if (BIO_should_retry(s_bio))
						{
						if (BIO_should_read(s_bio))
							s_r=1;
						if (BIO_should_write(s_bio))
							s_w=1;
						}
					else
						{
						fprintf(stderr,"ERROR in SERVER\n");
						ERR_print_errors(bio_err);
						goto err;
						}
					}
				else if (i == 0)
					{
					ERR_print_errors(bio_err);
					fprintf(stderr,"SSL SERVER STARTUP FAILED in SSL_read\n");
					goto err;
					}
				else
					{
1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331
					if (debug)
						printf("server read %d\n",i);
					sr_num-=i;
					if (cw_num > 0)
						{
						c_write=1;
						c_w=1;
						}
					if (sr_num <= 0)
						{
						s_write=1;
						s_w=1;
						c_write=0;
						}
1332 1333 1334 1335
					}
				}
			else
				{
1336 1337 1338
				j=(sw_num > (long)sizeof(sbuf))?
					sizeof(sbuf):(int)sw_num;
				i=BIO_write(s_bio,sbuf,j);
1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364
				if (i < 0)
					{
					s_r=0;
					s_w=0;
					if (BIO_should_retry(s_bio))
						{
						if (BIO_should_read(s_bio))
							s_r=1;
						if (BIO_should_write(s_bio))
							s_w=1;
						}
					else
						{
						fprintf(stderr,"ERROR in SERVER\n");
						ERR_print_errors(bio_err);
						goto err;
						}
					}
				else if (i == 0)
					{
					ERR_print_errors(bio_err);
					fprintf(stderr,"SSL SERVER STARTUP FAILED in SSL_write\n");
					goto err;
					}
				else
					{
1365 1366 1367
					if (debug)
						printf("server wrote %d\n",i);
					sw_num-=i;
1368
					s_write=0;
1369 1370 1371
					c_r=1;
					if (sw_num <= 0)
						done|=S_DONE;
1372 1373 1374 1375 1376 1377 1378
					}
				}
			}

		if ((done & S_DONE) && (done & C_DONE)) break;
		}

1379
	if (verbose)
1380
		print_details(c_ssl, "DONE: ");
1381 1382 1383
	ret=0;
err:
	/* We have to set the BIO's to NULL otherwise they will be
1384
	 * OPENSSL_free()ed twice.  Once when th s_ssl is SSL_free()ed and
1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400 1401 1402
	 * again when c_ssl is SSL_free()ed.
	 * This is a hack required because s_ssl and c_ssl are sharing the same
	 * BIO structure and SSL_set_bio() and SSL_free() automatically
	 * BIO_free non NULL entries.
	 * You should not normally do this or be required to do this */
	if (s_ssl != NULL)
		{
		s_ssl->rbio=NULL;
		s_ssl->wbio=NULL;
		}
	if (c_ssl != NULL)
		{
		c_ssl->rbio=NULL;
		c_ssl->wbio=NULL;
		}

	if (c_to_s != NULL) BIO_free(c_to_s);
	if (s_to_c != NULL) BIO_free(s_to_c);
1403 1404
	if (c_bio != NULL) BIO_free_all(c_bio);
	if (s_bio != NULL) BIO_free_all(s_bio);
1405 1406 1407
	return(ret);
	}

1408
static int MS_CALLBACK verify_callback(int ok, X509_STORE_CTX *ctx)
1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435
	{
	char *s,buf[256];

	s=X509_NAME_oneline(X509_get_subject_name(ctx->current_cert),buf,256);
	if (s != NULL)
		{
		if (ok)
			fprintf(stderr,"depth=%d %s\n",ctx->error_depth,buf);
		else
			fprintf(stderr,"depth=%d error=%d %s\n",
				ctx->error_depth,ctx->error,buf);
		}

	if (ok == 0)
		{
		switch (ctx->error)
			{
		case X509_V_ERR_CERT_NOT_YET_VALID:
		case X509_V_ERR_CERT_HAS_EXPIRED:
		case X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT:
			ok=1;
			}
		}

	return(ok);
	}

1436
#ifndef OPENSSL_NO_RSA
B
Bodo Möller 已提交
1437 1438
static RSA *rsa_tmp=NULL;

U
Ulf Möller 已提交
1439
static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength)
1440 1441 1442
	{
	if (rsa_tmp == NULL)
		{
1443
		BIO_printf(bio_err,"Generating temp (%d bit) RSA key...",keylength);
B
Bodo Möller 已提交
1444
		(void)BIO_flush(bio_err);
1445
		rsa_tmp=RSA_generate_key(keylength,RSA_F4,NULL,NULL);
1446
		BIO_printf(bio_err,"\n");
B
Bodo Möller 已提交
1447
		(void)BIO_flush(bio_err);
1448 1449 1450
		}
	return(rsa_tmp);
	}
B
Bodo Möller 已提交
1451 1452 1453 1454 1455 1456 1457 1458 1459

static void free_tmp_rsa(void)
	{
	if (rsa_tmp != NULL)
		{
		RSA_free(rsa_tmp);
		rsa_tmp = NULL;
		}
	}
1460
#endif
1461

1462
#ifndef OPENSSL_NO_DH
1463 1464 1465 1466 1467 1468
/* These DH parameters have been generated as follows:
 *    $ openssl dhparam -C -noout 512
 *    $ openssl dhparam -C -noout 1024
 *    $ openssl dhparam -C -noout -dsaparam 1024
 * (The third function has been renamed to avoid name conflicts.)
 */
1469
static DH *get_dh512()
1470 1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491
	{
	static unsigned char dh512_p[]={
		0xCB,0xC8,0xE1,0x86,0xD0,0x1F,0x94,0x17,0xA6,0x99,0xF0,0xC6,
		0x1F,0x0D,0xAC,0xB6,0x25,0x3E,0x06,0x39,0xCA,0x72,0x04,0xB0,
		0x6E,0xDA,0xC0,0x61,0xE6,0x7A,0x77,0x25,0xE8,0x3B,0xB9,0x5F,
		0x9A,0xB6,0xB5,0xFE,0x99,0x0B,0xA1,0x93,0x4E,0x35,0x33,0xB8,
		0xE1,0xF1,0x13,0x4F,0x59,0x1A,0xD2,0x57,0xC0,0x26,0x21,0x33,
		0x02,0xC5,0xAE,0x23,
		};
	static unsigned char dh512_g[]={
		0x02,
		};
	DH *dh;

	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))
		{ DH_free(dh); return(NULL); }
	return(dh);
	}

1492
static DH *get_dh1024()
1493
	{
1494 1495 1496 1497 1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 1508 1509 1510 1511 1512 1513 1514 1515 1516 1517 1518
	static unsigned char dh1024_p[]={
		0xF8,0x81,0x89,0x7D,0x14,0x24,0xC5,0xD1,0xE6,0xF7,0xBF,0x3A,
		0xE4,0x90,0xF4,0xFC,0x73,0xFB,0x34,0xB5,0xFA,0x4C,0x56,0xA2,
		0xEA,0xA7,0xE9,0xC0,0xC0,0xCE,0x89,0xE1,0xFA,0x63,0x3F,0xB0,
		0x6B,0x32,0x66,0xF1,0xD1,0x7B,0xB0,0x00,0x8F,0xCA,0x87,0xC2,
		0xAE,0x98,0x89,0x26,0x17,0xC2,0x05,0xD2,0xEC,0x08,0xD0,0x8C,
		0xFF,0x17,0x52,0x8C,0xC5,0x07,0x93,0x03,0xB1,0xF6,0x2F,0xB8,
		0x1C,0x52,0x47,0x27,0x1B,0xDB,0xD1,0x8D,0x9D,0x69,0x1D,0x52,
		0x4B,0x32,0x81,0xAA,0x7F,0x00,0xC8,0xDC,0xE6,0xD9,0xCC,0xC1,
		0x11,0x2D,0x37,0x34,0x6C,0xEA,0x02,0x97,0x4B,0x0E,0xBB,0xB1,
		0x71,0x33,0x09,0x15,0xFD,0xDD,0x23,0x87,0x07,0x5E,0x89,0xAB,
		0x6B,0x7C,0x5F,0xEC,0xA6,0x24,0xDC,0x53,
		};
	static unsigned char dh1024_g[]={
		0x02,
		};
	DH *dh;

	if ((dh=DH_new()) == NULL) return(NULL);
	dh->p=BN_bin2bn(dh1024_p,sizeof(dh1024_p),NULL);
	dh->g=BN_bin2bn(dh1024_g,sizeof(dh1024_g),NULL);
	if ((dh->p == NULL) || (dh->g == NULL))
		{ DH_free(dh); return(NULL); }
	return(dh);
	}
1519

1520
static DH *get_dh1024dsa()
1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548
	{
	static unsigned char dh1024_p[]={
		0xC8,0x00,0xF7,0x08,0x07,0x89,0x4D,0x90,0x53,0xF3,0xD5,0x00,
		0x21,0x1B,0xF7,0x31,0xA6,0xA2,0xDA,0x23,0x9A,0xC7,0x87,0x19,
		0x3B,0x47,0xB6,0x8C,0x04,0x6F,0xFF,0xC6,0x9B,0xB8,0x65,0xD2,
		0xC2,0x5F,0x31,0x83,0x4A,0xA7,0x5F,0x2F,0x88,0x38,0xB6,0x55,
		0xCF,0xD9,0x87,0x6D,0x6F,0x9F,0xDA,0xAC,0xA6,0x48,0xAF,0xFC,
		0x33,0x84,0x37,0x5B,0x82,0x4A,0x31,0x5D,0xE7,0xBD,0x52,0x97,
		0xA1,0x77,0xBF,0x10,0x9E,0x37,0xEA,0x64,0xFA,0xCA,0x28,0x8D,
		0x9D,0x3B,0xD2,0x6E,0x09,0x5C,0x68,0xC7,0x45,0x90,0xFD,0xBB,
		0x70,0xC9,0x3A,0xBB,0xDF,0xD4,0x21,0x0F,0xC4,0x6A,0x3C,0xF6,
		0x61,0xCF,0x3F,0xD6,0x13,0xF1,0x5F,0xBC,0xCF,0xBC,0x26,0x9E,
		0xBC,0x0B,0xBD,0xAB,0x5D,0xC9,0x54,0x39,
		};
	static unsigned char dh1024_g[]={
		0x3B,0x40,0x86,0xE7,0xF3,0x6C,0xDE,0x67,0x1C,0xCC,0x80,0x05,
		0x5A,0xDF,0xFE,0xBD,0x20,0x27,0x74,0x6C,0x24,0xC9,0x03,0xF3,
		0xE1,0x8D,0xC3,0x7D,0x98,0x27,0x40,0x08,0xB8,0x8C,0x6A,0xE9,
		0xBB,0x1A,0x3A,0xD6,0x86,0x83,0x5E,0x72,0x41,0xCE,0x85,0x3C,
		0xD2,0xB3,0xFC,0x13,0xCE,0x37,0x81,0x9E,0x4C,0x1C,0x7B,0x65,
		0xD3,0xE6,0xA6,0x00,0xF5,0x5A,0x95,0x43,0x5E,0x81,0xCF,0x60,
		0xA2,0x23,0xFC,0x36,0xA7,0x5D,0x7A,0x4C,0x06,0x91,0x6E,0xF6,
		0x57,0xEE,0x36,0xCB,0x06,0xEA,0xF5,0x3D,0x95,0x49,0xCB,0xA7,
		0xDD,0x81,0xDF,0x80,0x09,0x4A,0x97,0x4D,0xA8,0x22,0x72,0xA1,
		0x7F,0xC4,0x70,0x56,0x70,0xE8,0x20,0x10,0x18,0x8F,0x2E,0x60,
		0x07,0xE7,0x68,0x1A,0x82,0x5D,0x32,0xA2,
		};
	DH *dh;
1549

1550 1551 1552 1553 1554 1555 1556
	if ((dh=DH_new()) == NULL) return(NULL);
	dh->p=BN_bin2bn(dh1024_p,sizeof(dh1024_p),NULL);
	dh->g=BN_bin2bn(dh1024_g,sizeof(dh1024_g),NULL);
	if ((dh->p == NULL) || (dh->g == NULL))
		{ DH_free(dh); return(NULL); }
	dh->length = 160;
	return(dh);
1557 1558
	}
#endif