/* ssl/ssltest.c */

/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)

 * 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.]

 */

/* ====================================================================

 * 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).

 *

 */

/* ====================================================================

 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.

 * ECC cipher suite support in OpenSSL originally developed by 

 * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.

 */

#define _BSD_SOURCE 1		/* Or gethostname won't be declared properly

				   on Linux and GNU platforms. */

#include <assert.h>

#include <errno.h>

#include <limits.h>

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

#include <time.h>

#define USE_SOCKETS

#include "e_os.h"

#define _XOPEN_SOURCE 500	/* Or isascii won't be declared properly on

				   VMS (at least with DECompHP C).  */

#include <ctype.h>

#include <openssl/bio.h>

#include <openssl/crypto.h>

#include <openssl/evp.h>

#include <openssl/x509.h>

#include <openssl/x509v3.h>

#include <openssl/ssl.h>

#ifndef OPENSSL_NO_ENGINE

#include <openssl/engine.h>

#endif

#include <openssl/err.h>

#include <openssl/rand.h>

#ifndef OPENSSL_NO_RSA

#include <openssl/rsa.h>

#endif

#ifndef OPENSSL_NO_DSA

#include <openssl/dsa.h>

#endif

#ifndef OPENSSL_NO_DH

#include <openssl/dh.h>

#endif

#include <openssl/bn.h>

#define _XOPEN_SOURCE_EXTENDED	1 /* Or gethostname won't be declared properly

				     on Compaq platforms (at least with DEC C).

				     Do not try to put it earlier, or IPv6 includes

				     get screwed...

				  */

#ifdef OPENSSL_SYS_WINDOWS

#include <winsock.h>

#else

#include OPENSSL_UNISTD

#endif

#ifdef OPENSSL_SYS_VMS

#  define TEST_SERVER_CERT "SYS$DISK:[-.APPS]SERVER.PEM"

#  define TEST_CLIENT_CERT "SYS$DISK:[-.APPS]CLIENT.PEM"

#elif defined(OPENSSL_SYS_WINCE)

#  define TEST_SERVER_CERT "\\OpenSSL\\server.pem"

#  define TEST_CLIENT_CERT "\\OpenSSL\\client.pem"

#elif defined(OPENSSL_SYS_NETWARE)

#  define TEST_SERVER_CERT "\\openssl\\apps\\server.pem"

#  define TEST_CLIENT_CERT "\\openssl\\apps\\client.pem"

#else

#  define TEST_SERVER_CERT "../apps/server.pem"

#  define TEST_CLIENT_CERT "../apps/client.pem"

#endif

/* 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	255

#define COMP_ZLIB	1

static int MS_CALLBACK verify_callback(int ok, X509_STORE_CTX *ctx);

#ifndef OPENSSL_NO_RSA

static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export,int keylength);

static void free_tmp_rsa(void);

#endif

static int MS_CALLBACK app_verify_callback(X509_STORE_CTX *ctx, void *arg);

#define APP_CALLBACK_STRING "Test Callback Argument"

struct app_verify_arg

	{

	char *string;

	int app_verify;

	int allow_proxy_certs;

	char *proxy_auth;

	char *proxy_cond;

	};

#ifndef OPENSSL_NO_DH

static DH *get_dh512(void);

static DH *get_dh1024(void);

static DH *get_dh1024dsa(void);

#endif

static BIO *bio_err=NULL;

static BIO *bio_stdout=NULL;

static char *cipher=NULL;

static int verbose=0;

static int debug=0;

#if 0

/* Not used yet. */

#ifdef FIONBIO

static int s_nbio=0;

#endif

#endif

static const char rnd_seed[] = "string to make the random number generator think it has entropy";

int doit_biopair(SSL *s_ssl,SSL *c_ssl,long bytes,clock_t *s_time,clock_t *c_time);

int doit(SSL *s_ssl,SSL *c_ssl,long bytes);

static int do_test_cipherlist(void);

static void sv_usage(void)

	{

	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," -proxy        - allow proxy certificates\n");

	fprintf(stderr," -proxy_auth <val> - set proxy policy rights\n");

	fprintf(stderr," -proxy_cond <val> - experssion to test proxy policy rights\n");

	fprintf(stderr," -v            - more output\n");

	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");

#ifndef OPENSSL_NO_DH

	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");

	fprintf(stderr," -no_dhe       - disable DHE\n");

#endif

#ifndef OPENSSL_NO_ECDH

	fprintf(stderr," -no_ecdhe     - disable ECDHE\n");

#endif

#ifndef OPENSSL_NO_SSL2

	fprintf(stderr," -ssl2         - use SSLv2\n");

#endif

#ifndef OPENSSL_NO_SSL3

	fprintf(stderr," -ssl3         - use SSLv3\n");

#endif

#ifndef OPENSSL_NO_TLS1

	fprintf(stderr," -tls1         - use TLSv1\n");

#endif

	fprintf(stderr," -CApath arg   - PEM format directory of CA's\n");

	fprintf(stderr," -CAfile arg   - PEM format file of CA's\n");

	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");

	fprintf(stderr," -cipher arg   - The cipher list\n");

	fprintf(stderr," -bio_pair     - Use BIO pairs\n");

	fprintf(stderr," -f            - Test even cases that can't work\n");

	fprintf(stderr," -time         - measure processor time used by client and server\n");

	fprintf(stderr," -zlib         - use zlib compression\n");

	fprintf(stderr," -rle          - use rle compression\n");

#ifndef OPENSSL_NO_ECDH

	fprintf(stderr," -named_curve arg  - Elliptic curve name to use for ephemeral ECDH keys.\n" \

	               "                 Use \"openssl ecparam -list_curves\" for all names\n"  \

	               "                 (default is sect163r2).\n");

#endif

	fprintf(stderr," -test_cipherlist - verifies the order of the ssl cipher lists\n");

	}

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) 

				;

#ifndef OPENSSL_NO_RSA

			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

#ifndef OPENSSL_NO_DSA

			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");

	}

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);

		}

	}

int main(int argc, char *argv[])

	{

	char *CApath=NULL,*CAfile=NULL;

	int badop=0;

	int bio_pair=0;

	int force=0;

	int tls1=0,ssl2=0,ssl3=0,ret=1;

	int client_auth=0;

	int server_auth=0,i;

	struct app_verify_arg app_verify_arg =

		{ APP_CALLBACK_STRING, 0, 0, NULL, NULL };

	char *server_cert=TEST_SERVER_CERT;

	char *server_key=NULL;

	char *client_cert=TEST_CLIENT_CERT;

	char *client_key=NULL;

#ifndef OPENSSL_NO_ECDH

	char *named_curve = NULL;

#endif

	SSL_CTX *s_ctx=NULL;

	SSL_CTX *c_ctx=NULL;

	SSL_METHOD *meth=NULL;

	SSL *c_ssl,*s_ssl;

	int number=1,reuse=0;

	long bytes=256L;

#ifndef OPENSSL_NO_DH

	DH *dh;

	int dhe1024 = 0, dhe1024dsa = 0;

#endif

#ifndef OPENSSL_NO_ECDH

	EC_KEY *ecdh = NULL;

#endif

	int no_dhe = 0;

	int no_ecdhe = 0;

	int print_time = 0;

	clock_t s_time = 0, c_time = 0;

	int comp = 0;

#ifndef OPENSSL_NO_COMP

	COMP_METHOD *cm = NULL;

#endif

	STACK_OF(SSL_COMP) *ssl_comp_methods = NULL;

	int test_cipherlist = 0;

	verbose = 0;

	debug = 0;

	cipher = 0;

	bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);	

	CRYPTO_set_locking_callback(lock_dbg_cb);

	/* enable memory leak checking unless explicitly disabled */

	if (!((getenv("OPENSSL_DEBUG_MEMORY") != NULL) && (0 == strcmp(getenv("OPENSSL_DEBUG_MEMORY"), "off"))))

		{

		CRYPTO_malloc_debug_init();

		CRYPTO_set_mem_debug_options(V_CRYPTO_MDEBUG_ALL);

		}

	else

		{

		/* OPENSSL_DEBUG_MEMORY=off */

		CRYPTO_set_mem_debug_functions(0, 0, 0, 0, 0);

		}

	CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);

	RAND_seed(rnd_seed, sizeof rnd_seed);

	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,"-proxy_auth") == 0)

			{

			if (--argc < 1) goto bad;

			app_verify_arg.proxy_auth= *(++argv);

			}

		else if (strcmp(*argv,"-proxy_cond") == 0)

			{

			if (--argc < 1) goto bad;

			app_verify_arg.proxy_cond= *(++argv);

			}

		else if	(strcmp(*argv,"-v") == 0)

			verbose=1;

		else if	(strcmp(*argv,"-d") == 0)

			debug=1;

		else if	(strcmp(*argv,"-reuse") == 0)

			reuse=1;

		else if	(strcmp(*argv,"-dhe1024") == 0)

			{

#ifndef OPENSSL_NO_DH

			dhe1024=1;

#else

			fprintf(stderr,"ignoring -dhe1024, since I'm compiled without DH\n");

#endif

			}

		else if	(strcmp(*argv,"-dhe1024dsa") == 0)

			{

#ifndef OPENSSL_NO_DH

			dhe1024dsa=1;

#else

			fprintf(stderr,"ignoring -dhe1024, since I'm compiled without DH\n");

#endif

			}

		else if	(strcmp(*argv,"-no_dhe") == 0)

			no_dhe=1;

		else if	(strcmp(*argv,"-no_ecdhe") == 0)

			no_ecdhe=1;

		else if	(strcmp(*argv,"-ssl2") == 0)

			ssl2=1;

		else if	(strcmp(*argv,"-tls1") == 0)

			tls1=1;

		else if	(strcmp(*argv,"-ssl3") == 0)

			ssl3=1;

		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;

			}

		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);

			}

		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);

			}

		else if	(strcmp(*argv,"-c_cert") == 0)

			{

			if (--argc < 1) goto bad;

			client_cert= *(++argv);

			}

		else if	(strcmp(*argv,"-c_key") == 0)

			{

			if (--argc < 1) goto bad;

			client_key= *(++argv);

			}

		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);

			}

		else if	(strcmp(*argv,"-bio_pair") == 0)

			{

			bio_pair = 1;

			}

		else if	(strcmp(*argv,"-f") == 0)

			{

			force = 1;

			}

		else if	(strcmp(*argv,"-time") == 0)

			{

			print_time = 1;

			}

		else if	(strcmp(*argv,"-zlib") == 0)

			{

			comp = COMP_ZLIB;

			}

		else if	(strcmp(*argv,"-rle") == 0)

			{

			comp = COMP_RLE;

			}

		else if	(strcmp(*argv,"-named_curve") == 0)

			{

			if (--argc < 1) goto bad;

#ifndef OPENSSL_NO_ECDH		

			named_curve = *(++argv);

#else

			fprintf(stderr,"ignoring -named_curve, since I'm compiled without ECDH\n");

			++argv;

#endif

			}

		else if	(strcmp(*argv,"-app_verify") == 0)

			{

			app_verify_arg.app_verify = 1;

			}

		else if	(strcmp(*argv,"-proxy") == 0)

			{

			app_verify_arg.allow_proxy_certs = 1;

			}

		else if (strcmp(*argv,"-test_cipherlist") == 0)

			{

			test_cipherlist = 1;

			}

		else

			{

			fprintf(stderr,"unknown option %s\n",*argv);

			badop=1;

			break;

			}

		argc--;

		argv++;

		}

	if (badop)

		{

bad:

		sv_usage();

		goto end;

		}

	if (test_cipherlist == 1)

		{

		/* ensure that the cipher list are correctly sorted and exit */

		if (do_test_cipherlist() == 0)

			EXIT(1);

		ret = 0;

		goto end;

		}

	if (!ssl2 && !ssl3 && !tls1 && number > 1 && !reuse && !force)

		{

		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");

		EXIT(1);

		}

	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");

		}

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

	SSL_library_init();

	SSL_load_error_strings();

#ifndef OPENSSL_NO_COMP

	if (comp == COMP_ZLIB) cm = COMP_zlib();

	if (comp == COMP_RLE) cm = COMP_rle();

	if (cm != NULL)

		{

		if (cm->type != NID_undef)

			{

			if (SSL_COMP_add_compression_method(comp, cm) != 0)

				{

				fprintf(stderr,

					"Failed to add compression method\n");

				ERR_print_errors_fp(stderr);

				}

			}

		else

			{

			fprintf(stderr,

				"Warning: %s compression not supported\n",

				(comp == COMP_RLE ? "rle" :

					(comp == COMP_ZLIB ? "zlib" :

						"unknown")));

			ERR_print_errors_fp(stderr);

			}

		}

	ssl_comp_methods = SSL_COMP_get_compression_methods();

	fprintf(stderr, "Available compression methods:\n");

	{

	int j, n = sk_SSL_COMP_num(ssl_comp_methods);

	if (n == 0)

		fprintf(stderr, "  NONE\n");

	else

		for (j = 0; j < n; j++)

			{

			SSL_COMP *c = sk_SSL_COMP_value(ssl_comp_methods, j);

			fprintf(stderr, "  %d: %s\n", c->id, c->name);

			}

	}

#endif

#if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)

	if (ssl2)

		meth=SSLv2_method();

	else 

	if (tls1)

		meth=TLSv1_method();

	else

	if (ssl3)

		meth=SSLv3_method();

	else

		meth=SSLv23_method();

#else

#ifdef OPENSSL_NO_SSL2

	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);

		}

#ifndef OPENSSL_NO_DH

	if (!no_dhe)

		{

		if (dhe1024dsa)

			{

			/* use SSL_OP_SINGLE_DH_USE to avoid small subgroup attacks */

			SSL_CTX_set_options(s_ctx, SSL_OP_SINGLE_DH_USE);

			dh=get_dh1024dsa();

			}

		else if (dhe1024)

			dh=get_dh1024();

		else

			dh=get_dh512();

		SSL_CTX_set_tmp_dh(s_ctx,dh);

		DH_free(dh);

		}

#else

	(void)no_dhe;

#endif

#ifndef OPENSSL_NO_ECDH

	if (!no_ecdhe)

		{

		int nid;

		if (named_curve != NULL)

			{

			nid = OBJ_sn2nid(named_curve);

			if (nid == 0)

			{

				BIO_printf(bio_err, "unknown curve name (%s)\n", named_curve);

				goto end;

				}

			}

		else

			nid = NID_sect163r2;

		ecdh = EC_KEY_new_by_curve_name(nid);

		if (ecdh == NULL)

			{

			BIO_printf(bio_err, "unable to create curve\n");

			goto end;

			}

		SSL_CTX_set_tmp_ecdh(s_ctx, ecdh);

		SSL_CTX_set_options(s_ctx, SSL_OP_SINGLE_ECDH_USE);

		EC_KEY_free(ecdh);

		}

#else

	(void)no_ecdhe;

#endif

#ifndef OPENSSL_NO_RSA

	SSL_CTX_set_tmp_rsa_callback(s_ctx,tmp_rsa_cb);

#endif

	if (!SSL_CTX_use_certificate_file(s_ctx,server_cert,SSL_FILETYPE_PEM))

		{

		ERR_print_errors(bio_err);

		}

	else if (!SSL_CTX_use_PrivateKey_file(s_ctx,

		(server_key?server_key:server_cert), SSL_FILETYPE_PEM))

		{

		ERR_print_errors(bio_err);

		goto end;

		}

	if (client_auth)

		{

		SSL_CTX_use_certificate_file(c_ctx,client_cert,

			SSL_FILETYPE_PEM);

		SSL_CTX_use_PrivateKey_file(c_ctx,

			(client_key?client_key:client_cert),

			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)))

		{

		/* fprintf(stderr,"SSL_load_verify_locations\n"); */

		ERR_print_errors(bio_err);

		/* goto end; */

		}

	if (client_auth)

		{

		BIO_printf(bio_err,"client authentication\n");

		SSL_CTX_set_verify(s_ctx,

			SSL_VERIFY_PEER|SSL_VERIFY_FAIL_IF_NO_PEER_CERT,

			verify_callback);

		SSL_CTX_set_cert_verify_callback(s_ctx, app_verify_callback, &app_verify_arg);

		}

	if (server_auth)

		{

		BIO_printf(bio_err,"server authentication\n");

		SSL_CTX_set_verify(c_ctx,SSL_VERIFY_PEER,

			verify_callback);

		SSL_CTX_set_cert_verify_callback(c_ctx, app_verify_callback, &app_verify_arg);

		}

	{

		int session_id_context = 0;

		SSL_CTX_set_session_id_context(s_ctx, (void *)&session_id_context, sizeof session_id_context);

	}

	c_ssl=SSL_new(c_ctx);

	s_ssl=SSL_new(s_ctx);

#ifndef OPENSSL_NO_KRB5

	if (c_ssl  &&  c_ssl->kssl_ctx)

                {

                char	localhost[MAXHOSTNAMELEN+2];

		if (gethostname(localhost, sizeof localhost-1) == 0)

                        {

			localhost[sizeof localhost-1]='\0';

			if(strlen(localhost) == sizeof localhost-1)

				{

				BIO_printf(bio_err,"localhost name too long\n");

				goto end;

				}

			kssl_ctx_setstring(c_ssl->kssl_ctx, KSSL_SERVER,

                                localhost);

			}

		}

#endif    /* OPENSSL_NO_KRB5  */

	for (i=0; i<number; i++)

		{

		if (!reuse) SSL_set_session(c_ssl,NULL);

		if (bio_pair)

			ret=doit_biopair(s_ssl,c_ssl,bytes,&s_time,&c_time);

		else

			ret=doit(s_ssl,c_ssl,bytes);

		}

	if (!verbose)

		{

		print_details(c_ssl, "");

		}

	if ((number > 1) || (bytes > 1L))

		BIO_printf(bio_stdout, "%d handshakes of %ld bytes done\n",number,bytes);

	if (print_time)

		{

#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 */

		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);

#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

		}

	SSL_free(s_ssl);

	SSL_free(c_ssl);

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);

#ifndef OPENSSL_NO_RSA

	free_tmp_rsa();

#endif

#ifndef OPENSSL_NO_ENGINE

	ENGINE_cleanup();

#endif

	CRYPTO_cleanup_all_ex_data();

	ERR_free_strings();

	ERR_remove_state(0);

	EVP_cleanup();

	CRYPTO_mem_leaks(bio_err);

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

	EXIT(ret);

	return ret;

	}

int doit_biopair(SSL *s_ssl, SSL *c_ssl, long count,

	clock_t *s_time, clock_t *c_time)

	{

	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).

		 * [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.]

		 *

		 * Useful functions for querying the state of BIO pair endpoints:

		 *

		 * BIO_ctrl_pending(bio)              number of bytes we can read now

		 * BIO_ctrl_get_read_request(bio)     number of bytes needed to fulfil

		 *                                      other side's read attempt

		 * BIO_ctrl_get_write_guarantee(bio)   number of bytes we can write now

		 *

		 * ..._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 */