Delete bundled copy of OpenSSL and replace with README.

openssl/ssl/s23_srvr.c

Index: openssl/ssl/s23_srvr.c
diff --git a/openssl/ssl/s23_srvr.c b/openssl/ssl/s23_srvr.c
deleted file mode 100644
index 48778490135eb01130dcf009c3dda7534ffb341b..0000000000000000000000000000000000000000
--- a/openssl/ssl/s23_srvr.c
+++ /dev/null
@@ -1,638 +0,0 @@
-/* ssl/s23_srvr.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) 1998-2006 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).
- *
- */
-
-#include <stdio.h>
-#include "ssl_locl.h"
-#include <openssl/buffer.h>
-#include <openssl/rand.h>
-#include <openssl/objects.h>
-#include <openssl/evp.h>
-#ifdef OPENSSL_FIPS
-#include <openssl/fips.h>
-#endif
-
-static const SSL_METHOD *ssl23_get_server_method(int ver);
-int ssl23_get_client_hello(SSL *s);
-static const SSL_METHOD *ssl23_get_server_method(int ver)
-	{
-#ifndef OPENSSL_NO_SSL2
-	if (ver == SSL2_VERSION)
-		return(SSLv2_server_method());
-#endif
-	if (ver == SSL3_VERSION)
-		return(SSLv3_server_method());
-	else if (ver == TLS1_VERSION)
-		return(TLSv1_server_method());
-	else if (ver == TLS1_1_VERSION)
-		return(TLSv1_1_server_method());
-	else if (ver == TLS1_2_VERSION)
-		return(TLSv1_2_server_method());
-	else
-		return(NULL);
-	}
-
-IMPLEMENT_ssl23_meth_func(SSLv23_server_method,
-			ssl23_accept,
-			ssl_undefined_function,
-			ssl23_get_server_method)
-
-int ssl23_accept(SSL *s)
-	{
-	BUF_MEM *buf;
-	unsigned long Time=(unsigned long)time(NULL);
-	void (*cb)(const SSL *ssl,int type,int val)=NULL;
-	int ret= -1;
-	int new_state,state;
-
-	RAND_add(&Time,sizeof(Time),0);
-	ERR_clear_error();
-	clear_sys_error();
-
-	if (s->info_callback != NULL)
-		cb=s->info_callback;
-	else if (s->ctx->info_callback != NULL)
-		cb=s->ctx->info_callback;
-	
-	s->in_handshake++;
-	if (!SSL_in_init(s) || SSL_in_before(s)) SSL_clear(s); 
-
-	for (;;)
-		{
-		state=s->state;
-
-		switch(s->state)
-			{
-		case SSL_ST_BEFORE:
-		case SSL_ST_ACCEPT:
-		case SSL_ST_BEFORE|SSL_ST_ACCEPT:
-		case SSL_ST_OK|SSL_ST_ACCEPT:
-
-			s->server=1;
-			if (cb != NULL) cb(s,SSL_CB_HANDSHAKE_START,1);
-
-			/* s->version=SSL3_VERSION; */
-			s->type=SSL_ST_ACCEPT;
-
-			if (s->init_buf == NULL)
-				{
-				if ((buf=BUF_MEM_new()) == NULL)
-					{
-					ret= -1;
-					goto end;
-					}
-				if (!BUF_MEM_grow(buf,SSL3_RT_MAX_PLAIN_LENGTH))
-					{
-					ret= -1;
-					goto end;
-					}
-				s->init_buf=buf;
-				}
-
-			ssl3_init_finished_mac(s);
-
-			s->state=SSL23_ST_SR_CLNT_HELLO_A;
-			s->ctx->stats.sess_accept++;
-			s->init_num=0;
-			break;
-
-		case SSL23_ST_SR_CLNT_HELLO_A:
-		case SSL23_ST_SR_CLNT_HELLO_B:
-
-			s->shutdown=0;
-			ret=ssl23_get_client_hello(s);
-			if (ret >= 0) cb=NULL;
-			goto end;
-			/* break; */
-
-		default:
-			SSLerr(SSL_F_SSL23_ACCEPT,SSL_R_UNKNOWN_STATE);
-			ret= -1;
-			goto end;
-			/* break; */
-			}
-
-		if ((cb != NULL) && (s->state != state))
-			{
-			new_state=s->state;
-			s->state=state;
-			cb(s,SSL_CB_ACCEPT_LOOP,1);
-			s->state=new_state;
-			}
-		}
-end:
-	s->in_handshake--;
-	if (cb != NULL)
-		cb(s,SSL_CB_ACCEPT_EXIT,ret);
-	return(ret);
-	}
-
-
-int ssl23_get_client_hello(SSL *s)
-	{
-	char buf_space[11]; /* Request this many bytes in initial read.
-	                     * We can detect SSL 3.0/TLS 1.0 Client Hellos
-	                     * ('type == 3') correctly only when the following
-	                     * is in a single record, which is not guaranteed by
-	                     * the protocol specification:
-	                     * Byte  Content
-	                     *  0     type            \
-	                     *  1/2   version          > record header
-	                     *  3/4   length          /
-	                     *  5     msg_type        \
-	                     *  6-8   length           > Client Hello message
-	                     *  9/10  client_version  /
-	                     */
-	char *buf= &(buf_space[0]);
-	unsigned char *p,*d,*d_len,*dd;
-	unsigned int i;
-	unsigned int csl,sil,cl;
-	int n=0,j;
-	int type=0;
-	int v[2];
-
-	if (s->state ==	SSL23_ST_SR_CLNT_HELLO_A)
-		{
-		/* read the initial header */
-		v[0]=v[1]=0;
-
-		if (!ssl3_setup_buffers(s)) goto err;
-
-		n=ssl23_read_bytes(s, sizeof buf_space);
-		if (n != sizeof buf_space) return(n); /* n == -1 || n == 0 */
-
-		p=s->packet;
-
-		memcpy(buf,p,n);
-
-		if ((p[0] & 0x80) && (p[2] == SSL2_MT_CLIENT_HELLO))
-			{
-			/*
-			 * SSLv2 header
-			 */
-			if ((p[3] == 0x00) && (p[4] == 0x02))
-				{
-				v[0]=p[3]; v[1]=p[4];
-				/* SSLv2 */
-				if (!(s->options & SSL_OP_NO_SSLv2))
-					type=1;
-				}
-			else if (p[3] == SSL3_VERSION_MAJOR)
-				{
-				v[0]=p[3]; v[1]=p[4];
-				/* SSLv3/TLSv1 */
-				if (p[4] >= TLS1_VERSION_MINOR)
-					{
-					if (p[4] >= TLS1_2_VERSION_MINOR &&
-					   !(s->options & SSL_OP_NO_TLSv1_2))
-						{
-						s->version=TLS1_2_VERSION;
-						s->state=SSL23_ST_SR_CLNT_HELLO_B;
-						}
-					else if (p[4] >= TLS1_1_VERSION_MINOR &&
-					   !(s->options & SSL_OP_NO_TLSv1_1))
-						{
-						s->version=TLS1_1_VERSION;
-						/* type=2; */ /* done later to survive restarts */
-						s->state=SSL23_ST_SR_CLNT_HELLO_B;
-						}
-					else if (!(s->options & SSL_OP_NO_TLSv1))
-						{
-						s->version=TLS1_VERSION;
-						/* type=2; */ /* done later to survive restarts */
-						s->state=SSL23_ST_SR_CLNT_HELLO_B;
-						}
-					else if (!(s->options & SSL_OP_NO_SSLv3))
-						{
-						s->version=SSL3_VERSION;
-						/* type=2; */
-						s->state=SSL23_ST_SR_CLNT_HELLO_B;
-						}
-					else if (!(s->options & SSL_OP_NO_SSLv2))
-						{
-						type=1;
-						}
-					}
-				else if (!(s->options & SSL_OP_NO_SSLv3))
-					{
-					s->version=SSL3_VERSION;
-					/* type=2; */
-					s->state=SSL23_ST_SR_CLNT_HELLO_B;
-					}
-				else if (!(s->options & SSL_OP_NO_SSLv2))
-					type=1;
-
-				}
-			}
-		else if ((p[0] == SSL3_RT_HANDSHAKE) &&
-			 (p[1] == SSL3_VERSION_MAJOR) &&
-			 (p[5] == SSL3_MT_CLIENT_HELLO) &&
-			 ((p[3] == 0 && p[4] < 5 /* silly record length? */)
-				|| (p[9] >= p[1])))
-			{
-			/*
-			 * SSLv3 or tls1 header
-			 */
-			
-			v[0]=p[1]; /* major version (= SSL3_VERSION_MAJOR) */
-			/* We must look at client_version inside the Client Hello message
-			 * to get the correct minor version.
-			 * However if we have only a pathologically small fragment of the
-			 * Client Hello message, this would be difficult, and we'd have
-			 * to read more records to find out.
-			 * No known SSL 3.0 client fragments ClientHello like this,
-			 * so we simply assume TLS 1.0 to avoid protocol version downgrade
-			 * attacks. */
-			if (p[3] == 0 && p[4] < 6)
-				{
-#if 0
-				SSLerr(SSL_F_SSL23_GET_CLIENT_HELLO,SSL_R_RECORD_TOO_SMALL);
-				goto err;
-#else
-				v[1] = TLS1_VERSION_MINOR;
-#endif
-				}
-			/* if major version number > 3 set minor to a value
-			 * which will use the highest version 3 we support.
-			 * If TLS 2.0 ever appears we will need to revise
-			 * this....
-			 */
-			else if (p[9] > SSL3_VERSION_MAJOR)
-				v[1]=0xff;
-			else
-				v[1]=p[10]; /* minor version according to client_version */
-			if (v[1] >= TLS1_VERSION_MINOR)
-				{
-				if (v[1] >= TLS1_2_VERSION_MINOR &&
-					!(s->options & SSL_OP_NO_TLSv1_2))
-					{
-					s->version=TLS1_2_VERSION;
-					type=3;
-					}
-				else if (v[1] >= TLS1_1_VERSION_MINOR &&
-					!(s->options & SSL_OP_NO_TLSv1_1))
-					{
-					s->version=TLS1_1_VERSION;
-					type=3;
-					}
-				else if (!(s->options & SSL_OP_NO_TLSv1))
-					{
-					s->version=TLS1_VERSION;
-					type=3;
-					}
-				else if (!(s->options & SSL_OP_NO_SSLv3))
-					{
-					s->version=SSL3_VERSION;
-					type=3;
-					}
-				}
-			else
-				{
-				/* client requests SSL 3.0 */
-				if (!(s->options & SSL_OP_NO_SSLv3))
-					{
-					s->version=SSL3_VERSION;
-					type=3;
-					}
-				else if (!(s->options & SSL_OP_NO_TLSv1))
-					{
-					/* we won't be able to use TLS of course,
-					 * but this will send an appropriate alert */
-					s->version=TLS1_VERSION;
-					type=3;
-					}
-				}
-			}
-		else if ((strncmp("GET ", (char *)p,4) == 0) ||
-			 (strncmp("POST ",(char *)p,5) == 0) ||
-			 (strncmp("HEAD ",(char *)p,5) == 0) ||
-			 (strncmp("PUT ", (char *)p,4) == 0))
-			{
-			SSLerr(SSL_F_SSL23_GET_CLIENT_HELLO,SSL_R_HTTP_REQUEST);
-			goto err;
-			}
-		else if (strncmp("CONNECT",(char *)p,7) == 0)
-			{
-			SSLerr(SSL_F_SSL23_GET_CLIENT_HELLO,SSL_R_HTTPS_PROXY_REQUEST);
-			goto err;
-			}
-		}
-
-#ifdef OPENSSL_FIPS
-	if (FIPS_mode() && (s->version < TLS1_VERSION))
-		{
-		SSLerr(SSL_F_SSL23_GET_CLIENT_HELLO,
-					SSL_R_ONLY_TLS_ALLOWED_IN_FIPS_MODE);
-		goto err;
-		}
-#endif
-
-	if (s->state == SSL23_ST_SR_CLNT_HELLO_B)
-		{
-		/* we have SSLv3/TLSv1 in an SSLv2 header
-		 * (other cases skip this state) */
-
-		type=2;
-		p=s->packet;
-		v[0] = p[3]; /* == SSL3_VERSION_MAJOR */
-		v[1] = p[4];
-
-		n=((p[0]&0x7f)<<8)|p[1];
-		if (n > (1024*4))
-			{
-			SSLerr(SSL_F_SSL23_GET_CLIENT_HELLO,SSL_R_RECORD_TOO_LARGE);
-			goto err;
-			}
-
-		j=ssl23_read_bytes(s,n+2);
-		if (j <= 0) return(j);
-
-		ssl3_finish_mac(s, s->packet+2, s->packet_length-2);
-		if (s->msg_callback)
-			s->msg_callback(0, SSL2_VERSION, 0, s->packet+2, s->packet_length-2, s, s->msg_callback_arg); /* CLIENT-HELLO */
-
-		p=s->packet;
-		p+=5;
-		n2s(p,csl);
-		n2s(p,sil);
-		n2s(p,cl);
-		d=(unsigned char *)s->init_buf->data;
-		if ((csl+sil+cl+11) != s->packet_length) /* We can't have TLS extensions in SSL 2.0 format
-		                                          * Client Hello, can we? Error condition should be
-		                                          * '>' otherweise */
-			{
-			SSLerr(SSL_F_SSL23_GET_CLIENT_HELLO,SSL_R_RECORD_LENGTH_MISMATCH);
-			goto err;
-			}
-
-		/* record header: msg_type ... */
-		*(d++) = SSL3_MT_CLIENT_HELLO;
-		/* ... and length (actual value will be written later) */
-		d_len = d;
-		d += 3;
-
-		/* client_version */
-		*(d++) = SSL3_VERSION_MAJOR; /* == v[0] */
-		*(d++) = v[1];
-
-		/* lets populate the random area */
-		/* get the challenge_length */
-		i=(cl > SSL3_RANDOM_SIZE)?SSL3_RANDOM_SIZE:cl;
-		memset(d,0,SSL3_RANDOM_SIZE);
-		memcpy(&(d[SSL3_RANDOM_SIZE-i]),&(p[csl+sil]),i);
-		d+=SSL3_RANDOM_SIZE;
-
-		/* no session-id reuse */
-		*(d++)=0;
-
-		/* ciphers */
-		j=0;
-		dd=d;
-		d+=2;
-		for (i=0; i<csl; i+=3)
-			{
-			if (p[i] != 0) continue;
-			*(d++)=p[i+1];
-			*(d++)=p[i+2];
-			j+=2;
-			}
-		s2n(j,dd);
-
-		/* COMPRESSION */
-		*(d++)=1;
-		*(d++)=0;
-		
-#if 0
-                /* copy any remaining data with may be extensions */
-	        p = p+csl+sil+cl;
-		while (p <  s->packet+s->packet_length)
-			{
-			*(d++)=*(p++);
-			}
-#endif
-
-		i = (d-(unsigned char *)s->init_buf->data) - 4;
-		l2n3((long)i, d_len);
-
-		/* get the data reused from the init_buf */
-		s->s3->tmp.reuse_message=1;
-		s->s3->tmp.message_type=SSL3_MT_CLIENT_HELLO;
-		s->s3->tmp.message_size=i;
-		}
-
-	/* imaginary new state (for program structure): */
-	/* s->state = SSL23_SR_CLNT_HELLO_C */
-
-	if (type == 1)
-		{
-#ifdef OPENSSL_NO_SSL2
-		SSLerr(SSL_F_SSL23_GET_CLIENT_HELLO,SSL_R_UNSUPPORTED_PROTOCOL);
-		goto err;
-#else
-		/* we are talking sslv2 */
-		/* we need to clean up the SSLv3/TLSv1 setup and put in the
-		 * sslv2 stuff. */
-
-		if (s->s2 == NULL)
-			{
-			if (!ssl2_new(s))
-				goto err;
-			}
-		else
-			ssl2_clear(s);
-
-		if (s->s3 != NULL) ssl3_free(s);
-
-		if (!BUF_MEM_grow_clean(s->init_buf,
-			SSL2_MAX_RECORD_LENGTH_3_BYTE_HEADER))
-			{
-			goto err;
-			}
-
-		s->state=SSL2_ST_GET_CLIENT_HELLO_A;
-		if (s->options & SSL_OP_NO_TLSv1 && s->options & SSL_OP_NO_SSLv3)
-			s->s2->ssl2_rollback=0;
-		else
-			/* reject SSL 2.0 session if client supports SSL 3.0 or TLS 1.0
-			 * (SSL 3.0 draft/RFC 2246, App. E.2) */
-			s->s2->ssl2_rollback=1;
-
-		/* setup the n bytes we have read so we get them from
-		 * the sslv2 buffer */
-		s->rstate=SSL_ST_READ_HEADER;
-		s->packet_length=n;
-		s->packet= &(s->s2->rbuf[0]);
-		memcpy(s->packet,buf,n);
-		s->s2->rbuf_left=n;
-		s->s2->rbuf_offs=0;
-
-		s->method=SSLv2_server_method();
-		s->handshake_func=s->method->ssl_accept;
-#endif
-		}
-
-	if ((type == 2) || (type == 3))
-		{
-		/* we have SSLv3/TLSv1 (type 2: SSL2 style, type 3: SSL3/TLS style) */
-
-		if (!ssl_init_wbio_buffer(s,1)) goto err;
-
-		/* we are in this state */
-		s->state=SSL3_ST_SR_CLNT_HELLO_A;
-
-		if (type == 3)
-			{
-			/* put the 'n' bytes we have read into the input buffer
-			 * for SSLv3 */
-			s->rstate=SSL_ST_READ_HEADER;
-			s->packet_length=n;
-			if (s->s3->rbuf.buf == NULL)
-				if (!ssl3_setup_read_buffer(s))
-					goto err;
-
-			s->packet= &(s->s3->rbuf.buf[0]);
-			memcpy(s->packet,buf,n);
-			s->s3->rbuf.left=n;
-			s->s3->rbuf.offset=0;
-			}
-		else
-			{
-			s->packet_length=0;
-			s->s3->rbuf.left=0;
-			s->s3->rbuf.offset=0;
-			}
-		if (s->version == TLS1_2_VERSION)
-			s->method = TLSv1_2_server_method();
-		else if (s->version == TLS1_1_VERSION)
-			s->method = TLSv1_1_server_method();
-		else if (s->version == TLS1_VERSION)
-			s->method = TLSv1_server_method();
-		else
-			s->method = SSLv3_server_method();
-#if 0 /* ssl3_get_client_hello does this */
-		s->client_version=(v[0]<<8)|v[1];
-#endif
-		s->handshake_func=s->method->ssl_accept;
-		}
-	
-	if ((type < 1) || (type > 3))
-		{
-		/* bad, very bad */
-		SSLerr(SSL_F_SSL23_GET_CLIENT_HELLO,SSL_R_UNKNOWN_PROTOCOL);
-		goto err;
-		}
-	s->init_num=0;
-
-	if (buf != buf_space) OPENSSL_free(buf);
-	return(SSL_accept(s));
-err:
-	if (buf != buf_space) OPENSSL_free(buf);
-	return(-1);
-	}