1 files changed, 402 insertions, 63 deletions

diff --git a/ssl/ssl_sess.c b/ssl/ssl_sess.c
index 85581d43ca..348410e5c3 100644
--- a/ssl/ssl_sess.c
+++ b/ssl/ssl_sess.c
@@ -55,17 +55,99 @@
  * 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).
+ *
+ */
+/* ====================================================================
+ * Copyright 2005 Nokia. All rights reserved.
+ *
+ * The portions of the attached software ("Contribution") is developed by
+ * Nokia Corporation and is licensed pursuant to the OpenSSL open source
+ * license.
+ *
+ * The Contribution, originally written by Mika Kousa and Pasi Eronen of
+ * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
+ * support (see RFC 4279) to OpenSSL.
+ *
+ * No patent licenses or other rights except those expressly stated in
+ * the OpenSSL open source license shall be deemed granted or received
+ * expressly, by implication, estoppel, or otherwise.
+ *
+ * No assurances are provided by Nokia that the Contribution does not
+ * infringe the patent or other intellectual property rights of any third
+ * party or that the license provides you with all the necessary rights
+ * to make use of the Contribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
+ * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
+ * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
+ * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
+ * OTHERWISE.
+ */
 
 #include <stdio.h>
 #include <openssl/lhash.h>
 #include <openssl/rand.h>
+#ifndef OPENSSL_NO_ENGINE
+#include <openssl/engine.h>
+#endif
 #include "ssl_locl.h"
 
 static void SSL_SESSION_list_remove(SSL_CTX *ctx, SSL_SESSION *s);
 static void SSL_SESSION_list_add(SSL_CTX *ctx,SSL_SESSION *s);
 static int remove_session_lock(SSL_CTX *ctx, SSL_SESSION *c, int lck);
 
-SSL_SESSION *SSL_get_session(SSL *ssl)
+SSL_SESSION *SSL_get_session(const SSL *ssl)
 /* aka SSL_get0_session; gets 0 objects, just returns a copy of the pointer */
 	{
 	return(ssl->session);
@@ -98,7 +180,7 @@ int SSL_SESSION_set_ex_data(SSL_SESSION *s, int idx, void *arg)
 	return(CRYPTO_set_ex_data(&s->ex_data,idx,arg));
 	}
 
-void *SSL_SESSION_get_ex_data(SSL_SESSION *s, int idx)
+void *SSL_SESSION_get_ex_data(const SSL_SESSION *s, int idx)
 	{
 	return(CRYPTO_get_ex_data(&s->ex_data,idx));
 	}
@@ -118,11 +200,24 @@ SSL_SESSION *SSL_SESSION_new(void)
 	ss->verify_result = 1; /* avoid 0 (= X509_V_OK) just in case */
 	ss->references=1;
 	ss->timeout=60*5+4; /* 5 minute timeout by default */
-	ss->time=time(NULL);
+	ss->time=(unsigned long)time(NULL);
 	ss->prev=NULL;
 	ss->next=NULL;
 	ss->compress_meth=0;
+#ifndef OPENSSL_NO_TLSEXT
+	ss->tlsext_hostname = NULL; 
+#ifndef OPENSSL_NO_EC
+	ss->tlsext_ecpointformatlist_length = 0;
+	ss->tlsext_ecpointformatlist = NULL;
+	ss->tlsext_ellipticcurvelist_length = 0;
+	ss->tlsext_ellipticcurvelist = NULL;
+#endif
+#endif
 	CRYPTO_new_ex_data(CRYPTO_EX_INDEX_SSL_SESSION, ss, &ss->ex_data);
+#ifndef OPENSSL_NO_PSK
+	ss->psk_identity_hint=NULL;
+	ss->psk_identity=NULL;
+#endif
 	return(ss);
 	}
 
@@ -148,7 +243,8 @@ static int def_generate_session_id(const SSL *ssl, unsigned char *id,
 {
 	unsigned int retry = 0;
 	do
-		RAND_pseudo_bytes(id, *id_len);
+		if (RAND_pseudo_bytes(id, *id_len) <= 0)
+			return 0;
 	while(SSL_has_matching_session_id(ssl, id, *id_len) &&
 		(++retry < MAX_SESS_ID_ATTEMPTS));
 	if(retry < MAX_SESS_ID_ATTEMPTS)
@@ -176,10 +272,10 @@ int ssl_get_new_session(SSL *s, int session)
 	if ((ss=SSL_SESSION_new()) == NULL) return(0);
 
 	/* If the context has a default timeout, use it */
-	if (s->ctx->session_timeout == 0)
+	if (s->session_ctx->session_timeout == 0)
 		ss->timeout=SSL_get_default_timeout(s);
 	else
-		ss->timeout=s->ctx->session_timeout;
+		ss->timeout=s->session_ctx->session_timeout;
 
 	if (s->session != NULL)
 		{
@@ -204,18 +300,41 @@ int ssl_get_new_session(SSL *s, int session)
 			ss->ssl_version=TLS1_VERSION;
 			ss->session_id_length=SSL3_SSL_SESSION_ID_LENGTH;
 			}
+		else if (s->version == TLS1_1_VERSION)
+			{
+			ss->ssl_version=TLS1_1_VERSION;
+			ss->session_id_length=SSL3_SSL_SESSION_ID_LENGTH;
+			}
+		else if (s->version == DTLS1_BAD_VER)
+			{
+			ss->ssl_version=DTLS1_BAD_VER;
+			ss->session_id_length=SSL3_SSL_SESSION_ID_LENGTH;
+			}
+		else if (s->version == DTLS1_VERSION)
+			{
+			ss->ssl_version=DTLS1_VERSION;
+			ss->session_id_length=SSL3_SSL_SESSION_ID_LENGTH;
+			}
 		else
 			{
 			SSLerr(SSL_F_SSL_GET_NEW_SESSION,SSL_R_UNSUPPORTED_SSL_VERSION);
 			SSL_SESSION_free(ss);
 			return(0);
 			}
+#ifndef OPENSSL_NO_TLSEXT
+		/* If RFC4507 ticket use empty session ID */
+		if (s->tlsext_ticket_expected)
+			{
+			ss->session_id_length = 0;
+			goto sess_id_done;
+			}
+#endif
 		/* Choose which callback will set the session ID */
 		CRYPTO_r_lock(CRYPTO_LOCK_SSL_CTX);
 		if(s->generate_session_id)
 			cb = s->generate_session_id;
-		else if(s->ctx->generate_session_id)
-			cb = s->ctx->generate_session_id;
+		else if(s->session_ctx->generate_session_id)
+			cb = s->session_ctx->generate_session_id;
 		CRYPTO_r_unlock(CRYPTO_LOCK_SSL_CTX);
 		/* Choose a session ID */
 		tmp = ss->session_id_length;
@@ -251,6 +370,43 @@ int ssl_get_new_session(SSL *s, int session)
 			SSL_SESSION_free(ss);
 			return(0);
 			}
+#ifndef OPENSSL_NO_TLSEXT
+		sess_id_done:
+		if (s->tlsext_hostname) {
+			ss->tlsext_hostname = BUF_strdup(s->tlsext_hostname);
+			if (ss->tlsext_hostname == NULL) {
+				SSLerr(SSL_F_SSL_GET_NEW_SESSION, ERR_R_INTERNAL_ERROR);
+				SSL_SESSION_free(ss);
+				return 0;
+				}
+			}
+#ifndef OPENSSL_NO_EC
+		if (s->tlsext_ecpointformatlist)
+			{
+			if (ss->tlsext_ecpointformatlist != NULL) OPENSSL_free(ss->tlsext_ecpointformatlist);
+			if ((ss->tlsext_ecpointformatlist = OPENSSL_malloc(s->tlsext_ecpointformatlist_length)) == NULL)
+				{
+				SSLerr(SSL_F_SSL_GET_NEW_SESSION, ERR_R_MALLOC_FAILURE);
+				SSL_SESSION_free(ss);
+				return 0;
+				}
+			ss->tlsext_ecpointformatlist_length = s->tlsext_ecpointformatlist_length;
+			memcpy(ss->tlsext_ecpointformatlist, s->tlsext_ecpointformatlist, s->tlsext_ecpointformatlist_length);
+			}
+		if (s->tlsext_ellipticcurvelist)
+			{
+			if (ss->tlsext_ellipticcurvelist != NULL) OPENSSL_free(ss->tlsext_ellipticcurvelist);
+			if ((ss->tlsext_ellipticcurvelist = OPENSSL_malloc(s->tlsext_ellipticcurvelist_length)) == NULL)
+				{
+				SSLerr(SSL_F_SSL_GET_NEW_SESSION, ERR_R_MALLOC_FAILURE);
+				SSL_SESSION_free(ss);
+				return 0;
+				}
+			ss->tlsext_ellipticcurvelist_length = s->tlsext_ellipticcurvelist_length;
+			memcpy(ss->tlsext_ellipticcurvelist, s->tlsext_ellipticcurvelist, s->tlsext_ellipticcurvelist_length);
+			}
+#endif
+#endif
 		}
 	else
 		{
@@ -272,23 +428,43 @@ int ssl_get_new_session(SSL *s, int session)
 	return(1);
 	}
 
-int ssl_get_prev_session(SSL *s, unsigned char *session_id, int len)
+int ssl_get_prev_session(SSL *s, unsigned char *session_id, int len,
+			const unsigned char *limit)
 	{
 	/* This is used only by servers. */
 
-	SSL_SESSION *ret=NULL,data;
+	SSL_SESSION *ret=NULL;
 	int fatal = 0;
+#ifndef OPENSSL_NO_TLSEXT
+	int r;
+#endif
 
-	data.ssl_version=s->version;
-	data.session_id_length=len;
 	if (len > SSL_MAX_SSL_SESSION_ID_LENGTH)
 		goto err;
-	memcpy(data.session_id,session_id,len);
-
-	if (!(s->ctx->session_cache_mode & SSL_SESS_CACHE_NO_INTERNAL_LOOKUP))
+#ifndef OPENSSL_NO_TLSEXT
+	r = tls1_process_ticket(s, session_id, len, limit, &ret);
+	if (r == -1)
 		{
+		fatal = 1;
+		goto err;
+		}
+	else if (r == 0 || (!ret && !len))
+		goto err;
+	else if (!ret && !(s->session_ctx->session_cache_mode & SSL_SESS_CACHE_NO_INTERNAL_LOOKUP))
+#else
+	if (len == 0)
+		goto err;
+	if (!(s->session_ctx->session_cache_mode & SSL_SESS_CACHE_NO_INTERNAL_LOOKUP))
+#endif
+		{
+		SSL_SESSION data;
+		data.ssl_version=s->version;
+		data.session_id_length=len;
+		if (len == 0)
+			return 0;
+		memcpy(data.session_id,session_id,len);
 		CRYPTO_r_lock(CRYPTO_LOCK_SSL_CTX);
-		ret=(SSL_SESSION *)lh_retrieve(s->ctx->sessions,&data);
+		ret=lh_SSL_SESSION_retrieve(s->session_ctx->sessions,&data);
 		if (ret != NULL)
 		    /* don't allow other threads to steal it: */
 		    CRYPTO_add(&ret->references,1,CRYPTO_LOCK_SSL_SESSION);
@@ -299,13 +475,13 @@ int ssl_get_prev_session(SSL *s, unsigned char *session_id, int len)
 		{
 		int copy=1;
 	
-		s->ctx->stats.sess_miss++;
+		s->session_ctx->stats.sess_miss++;
 		ret=NULL;
-		if (s->ctx->get_session_cb != NULL
-		    && (ret=s->ctx->get_session_cb(s,session_id,len,&copy))
+		if (s->session_ctx->get_session_cb != NULL
+		    && (ret=s->session_ctx->get_session_cb(s,session_id,len,&copy))
 		       != NULL)
 			{
-			s->ctx->stats.sess_cb_hit++;
+			s->session_ctx->stats.sess_cb_hit++;
 
 			/* Increment reference count now if the session callback
 			 * asks us to do so (note that if the session structures
@@ -317,10 +493,10 @@ int ssl_get_prev_session(SSL *s, unsigned char *session_id, int len)
 
 			/* Add the externally cached session to the internal
 			 * cache as well if and only if we are supposed to. */
-			if(!(s->ctx->session_cache_mode & SSL_SESS_CACHE_NO_INTERNAL_STORE))
+			if(!(s->session_ctx->session_cache_mode & SSL_SESS_CACHE_NO_INTERNAL_STORE))
 				/* The following should not return 1, otherwise,
 				 * things are very strange */
-				SSL_CTX_add_session(s->ctx,ret);
+				SSL_CTX_add_session(s->session_ctx,ret);
 			}
 		if (ret == NULL)
 			goto err;
@@ -328,33 +504,35 @@ int ssl_get_prev_session(SSL *s, unsigned char *session_id, int len)
 
 	/* Now ret is non-NULL, and we own one of its reference counts. */
 
-	if((s->verify_mode&SSL_VERIFY_PEER)
-	   && (!s->sid_ctx_length || ret->sid_ctx_length != s->sid_ctx_length
-	       || memcmp(ret->sid_ctx,s->sid_ctx,ret->sid_ctx_length)))
-	    {
+	if (ret->sid_ctx_length != s->sid_ctx_length
+	    || memcmp(ret->sid_ctx,s->sid_ctx,ret->sid_ctx_length))
+		{
 		/* We've found the session named by the client, but we don't
 		 * want to use it in this context. */
-		
-		if (s->sid_ctx_length == 0)
-			{
-			/* application should have used SSL[_CTX]_set_session_id_context
-			 * -- we could tolerate this and just pretend we never heard
-			 * of this session, but then applications could effectively
-			 * disable the session cache by accident without anyone noticing */
 
-			SSLerr(SSL_F_SSL_GET_PREV_SESSION,SSL_R_SESSION_ID_CONTEXT_UNINITIALIZED);
-			fatal = 1;
-			goto err;
-			}
-		else
-			{
 #if 0 /* The client cannot always know when a session is not appropriate,
-	   * so we shouldn't generate an error message. */
+       * so we shouldn't generate an error message. */
 
-			SSLerr(SSL_F_SSL_GET_PREV_SESSION,SSL_R_ATTEMPT_TO_REUSE_SESSION_IN_DIFFERENT_CONTEXT);
+		SSLerr(SSL_F_SSL_GET_PREV_SESSION,SSL_R_ATTEMPT_TO_REUSE_SESSION_IN_DIFFERENT_CONTEXT);
 #endif
-			goto err; /* treat like cache miss */
-			}
+		goto err; /* treat like cache miss */
+		}
+	
+	if((s->verify_mode & SSL_VERIFY_PEER) && s->sid_ctx_length == 0)
+		{
+		/* We can't be sure if this session is being used out of
+		 * context, which is especially important for SSL_VERIFY_PEER.
+		 * The application should have used SSL[_CTX]_set_session_id_context.
+		 *
+		 * For this error case, we generate an error instead of treating
+		 * the event like a cache miss (otherwise it would be easy for
+		 * applications to effectively disable the session cache by
+		 * accident without anyone noticing).
+		 */
+		
+		SSLerr(SSL_F_SSL_GET_PREV_SESSION,SSL_R_SESSION_ID_CONTEXT_UNINITIALIZED);
+		fatal = 1;
+		goto err;
 		}
 
 	if (ret->cipher == NULL)
@@ -383,15 +561,15 @@ int ssl_get_prev_session(SSL *s, unsigned char *session_id, int len)
 	CRYPTO_add(&ret->references,1,CRYPTO_LOCK_SSL_SESSION);
 #endif
 
-	if ((long)(ret->time+ret->timeout) < (long)time(NULL)) /* timeout */
+	if (ret->timeout < (long)(time(NULL) - ret->time)) /* timeout */
 		{
-		s->ctx->stats.sess_timeout++;
+		s->session_ctx->stats.sess_timeout++;
 		/* remove it from the cache */
-		SSL_CTX_remove_session(s->ctx,ret);
+		SSL_CTX_remove_session(s->session_ctx,ret);
 		goto err;
 		}
 
-	s->ctx->stats.sess_hit++;
+	s->session_ctx->stats.sess_hit++;
 
 	/* ret->time=time(NULL); */ /* rezero timeout? */
 	/* again, just leave the session 
@@ -424,7 +602,7 @@ int SSL_CTX_add_session(SSL_CTX *ctx, SSL_SESSION *c)
 	/* if session c is in already in cache, we take back the increment later */
 
 	CRYPTO_w_lock(CRYPTO_LOCK_SSL_CTX);
-	s=(SSL_SESSION *)lh_insert(ctx->sessions,c);
+	s=lh_SSL_SESSION_insert(ctx->sessions,c);
 	
 	/* s != NULL iff we already had a session with the given PID.
 	 * In this case, s == c should hold (then we did not really modify
@@ -490,10 +668,10 @@ static int remove_session_lock(SSL_CTX *ctx, SSL_SESSION *c, int lck)
 	if ((c != NULL) && (c->session_id_length != 0))
 		{
 		if(lck) CRYPTO_w_lock(CRYPTO_LOCK_SSL_CTX);
-		if ((r = (SSL_SESSION *)lh_retrieve(ctx->sessions,c)) == c)
+		if ((r = lh_SSL_SESSION_retrieve(ctx->sessions,c)) == c)
 			{
 			ret=1;
-			r=(SSL_SESSION *)lh_delete(ctx->sessions,c);
+			r=lh_SSL_SESSION_delete(ctx->sessions,c);
 			SSL_SESSION_list_remove(ctx,c);
 			}
 
@@ -540,6 +718,22 @@ void SSL_SESSION_free(SSL_SESSION *ss)
 	if (ss->sess_cert != NULL) ssl_sess_cert_free(ss->sess_cert);
 	if (ss->peer != NULL) X509_free(ss->peer);
 	if (ss->ciphers != NULL) sk_SSL_CIPHER_free(ss->ciphers);
+#ifndef OPENSSL_NO_TLSEXT
+	if (ss->tlsext_hostname != NULL) OPENSSL_free(ss->tlsext_hostname);
+	if (ss->tlsext_tick != NULL) OPENSSL_free(ss->tlsext_tick);
+#ifndef OPENSSL_NO_EC
+	ss->tlsext_ecpointformatlist_length = 0;
+	if (ss->tlsext_ecpointformatlist != NULL) OPENSSL_free(ss->tlsext_ecpointformatlist);
+	ss->tlsext_ellipticcurvelist_length = 0;
+	if (ss->tlsext_ellipticcurvelist != NULL) OPENSSL_free(ss->tlsext_ellipticcurvelist);
+#endif /* OPENSSL_NO_EC */
+#endif
+#ifndef OPENSSL_NO_PSK
+	if (ss->psk_identity_hint != NULL)
+		OPENSSL_free(ss->psk_identity_hint);
+	if (ss->psk_identity != NULL)
+		OPENSSL_free(ss->psk_identity);
+#endif
 	OPENSSL_cleanse(ss,sizeof(*ss));
 	OPENSSL_free(ss);
 	}
@@ -547,7 +741,7 @@ void SSL_SESSION_free(SSL_SESSION *ss)
 int SSL_set_session(SSL *s, SSL_SESSION *session)
 	{
 	int ret=0;
-	SSL_METHOD *meth;
+	const SSL_METHOD *meth;
 
 	if (session != NULL)
 		{
@@ -574,7 +768,7 @@ int SSL_set_session(SSL *s, SSL_SESSION *session)
                 if (s->kssl_ctx && !s->kssl_ctx->client_princ &&
                     session->krb5_client_princ_len > 0)
                 {
-                    s->kssl_ctx->client_princ = (char *)malloc(session->krb5_client_princ_len + 1);
+                    s->kssl_ctx->client_princ = (char *)OPENSSL_malloc(session->krb5_client_princ_len + 1);
                     memcpy(s->kssl_ctx->client_princ,session->krb5_client_princ,
                             session->krb5_client_princ_len);
                     s->kssl_ctx->client_princ[session->krb5_client_princ_len] = '\0';
@@ -616,13 +810,13 @@ long SSL_SESSION_set_timeout(SSL_SESSION *s, long t)
 	return(1);
 	}
 
-long SSL_SESSION_get_timeout(SSL_SESSION *s)
+long SSL_SESSION_get_timeout(const SSL_SESSION *s)
 	{
 	if (s == NULL) return(0);
 	return(s->timeout);
 	}
 
-long SSL_SESSION_get_time(SSL_SESSION *s)
+long SSL_SESSION_get_time(const SSL_SESSION *s)
 	{
 	if (s == NULL) return(0);
 	return(s->time);
@@ -644,26 +838,81 @@ long SSL_CTX_set_timeout(SSL_CTX *s, long t)
 	return(l);
 	}
 
-long SSL_CTX_get_timeout(SSL_CTX *s)
+long SSL_CTX_get_timeout(const SSL_CTX *s)
 	{
 	if (s == NULL) return(0);
 	return(s->session_timeout);
 	}
 
+#ifndef OPENSSL_NO_TLSEXT
+int SSL_set_session_secret_cb(SSL *s, int (*tls_session_secret_cb)(SSL *s, void *secret, int *secret_len,
+	STACK_OF(SSL_CIPHER) *peer_ciphers, SSL_CIPHER **cipher, void *arg), void *arg)
+	{
+	if (s == NULL) return(0);
+	s->tls_session_secret_cb = tls_session_secret_cb;
+	s->tls_session_secret_cb_arg = arg;
+	return(1);
+	}
+
+int SSL_set_session_ticket_ext_cb(SSL *s, tls_session_ticket_ext_cb_fn cb,
+				  void *arg)
+	{
+	if (s == NULL) return(0);
+	s->tls_session_ticket_ext_cb = cb;
+	s->tls_session_ticket_ext_cb_arg = arg;
+	return(1);
+	}
+
+int SSL_set_session_ticket_ext(SSL *s, void *ext_data, int ext_len)
+	{
+	if (s->version >= TLS1_VERSION)
+		{
+		if (s->tlsext_session_ticket)
+			{
+			OPENSSL_free(s->tlsext_session_ticket);
+			s->tlsext_session_ticket = NULL;
+			}
+
+		s->tlsext_session_ticket = OPENSSL_malloc(sizeof(TLS_SESSION_TICKET_EXT) + ext_len);
+		if (!s->tlsext_session_ticket)
+			{
+			SSLerr(SSL_F_SSL_SET_SESSION_TICKET_EXT, ERR_R_MALLOC_FAILURE);
+			return 0;
+			}
+
+		if (ext_data)
+			{
+			s->tlsext_session_ticket->length = ext_len;
+			s->tlsext_session_ticket->data = s->tlsext_session_ticket + 1;
+			memcpy(s->tlsext_session_ticket->data, ext_data, ext_len);
+			}
+		else
+			{
+			s->tlsext_session_ticket->length = 0;
+			s->tlsext_session_ticket->data = NULL;
+			}
+
+		return 1;
+		}
+
+	return 0;
+	}
+#endif /* OPENSSL_NO_TLSEXT */
+
 typedef struct timeout_param_st
 	{
 	SSL_CTX *ctx;
 	long time;
-	LHASH *cache;
+	LHASH_OF(SSL_SESSION) *cache;
 	} TIMEOUT_PARAM;
 
-static void timeout(SSL_SESSION *s, TIMEOUT_PARAM *p)
+static void timeout_doall_arg(SSL_SESSION *s, TIMEOUT_PARAM *p)
 	{
 	if ((p->time == 0) || (p->time > (s->time+s->timeout))) /* timeout */
 		{
 		/* The reason we don't call SSL_CTX_remove_session() is to
 		 * save on locking overhead */
-		lh_delete(p->cache,s);
+		(void)lh_SSL_SESSION_delete(p->cache,s);
 		SSL_SESSION_list_remove(p->ctx,s);
 		s->not_resumable=1;
 		if (p->ctx->remove_session_cb != NULL)
@@ -672,7 +921,7 @@ static void timeout(SSL_SESSION *s, TIMEOUT_PARAM *p)
 		}
 	}
 
-static IMPLEMENT_LHASH_DOALL_ARG_FN(timeout, SSL_SESSION *, TIMEOUT_PARAM *)
+static IMPLEMENT_LHASH_DOALL_ARG_FN(timeout, SSL_SESSION, TIMEOUT_PARAM)
 
 void SSL_CTX_flush_sessions(SSL_CTX *s, long t)
 	{
@@ -684,10 +933,11 @@ void SSL_CTX_flush_sessions(SSL_CTX *s, long t)
 	if (tp.cache == NULL) return;
 	tp.time=t;
 	CRYPTO_w_lock(CRYPTO_LOCK_SSL_CTX);
-	i=tp.cache->down_load;
-	tp.cache->down_load=0;
-	lh_doall_arg(tp.cache, LHASH_DOALL_ARG_FN(timeout), &tp);
-	tp.cache->down_load=i;
+	i=CHECKED_LHASH_OF(SSL_SESSION, tp.cache)->down_load;
+	CHECKED_LHASH_OF(SSL_SESSION, tp.cache)->down_load=0;
+	lh_SSL_SESSION_doall_arg(tp.cache, LHASH_DOALL_ARG_FN(timeout),
+				 TIMEOUT_PARAM, &tp);
+	CHECKED_LHASH_OF(SSL_SESSION, tp.cache)->down_load=i;
 	CRYPTO_w_unlock(CRYPTO_LOCK_SSL_CTX);
 	}
 
@@ -759,3 +1009,92 @@ static void SSL_SESSION_list_add(SSL_CTX *ctx, SSL_SESSION *s)
 		}
 	}
 
+void SSL_CTX_sess_set_new_cb(SSL_CTX *ctx,
+	int (*cb)(struct ssl_st *ssl,SSL_SESSION *sess))
+	{
+	ctx->new_session_cb=cb;
+	}
+
+int (*SSL_CTX_sess_get_new_cb(SSL_CTX *ctx))(SSL *ssl, SSL_SESSION *sess)
+	{
+	return ctx->new_session_cb;
+	}
+
+void SSL_CTX_sess_set_remove_cb(SSL_CTX *ctx,
+	void (*cb)(SSL_CTX *ctx,SSL_SESSION *sess))
+	{
+	ctx->remove_session_cb=cb;
+	}
+
+void (*SSL_CTX_sess_get_remove_cb(SSL_CTX *ctx))(SSL_CTX * ctx,SSL_SESSION *sess)
+	{
+	return ctx->remove_session_cb;
+	}
+
+void SSL_CTX_sess_set_get_cb(SSL_CTX *ctx,
+	SSL_SESSION *(*cb)(struct ssl_st *ssl,
+	         unsigned char *data,int len,int *copy))
+	{
+	ctx->get_session_cb=cb;
+	}
+
+SSL_SESSION * (*SSL_CTX_sess_get_get_cb(SSL_CTX *ctx))(SSL *ssl,
+	         unsigned char *data,int len,int *copy)
+	{
+	return ctx->get_session_cb;
+	}
+
+void SSL_CTX_set_info_callback(SSL_CTX *ctx, 
+	void (*cb)(const SSL *ssl,int type,int val))
+	{
+	ctx->info_callback=cb;
+	}
+
+void (*SSL_CTX_get_info_callback(SSL_CTX *ctx))(const SSL *ssl,int type,int val)
+	{
+	return ctx->info_callback;
+	}
+
+void SSL_CTX_set_client_cert_cb(SSL_CTX *ctx,
+	int (*cb)(SSL *ssl, X509 **x509, EVP_PKEY **pkey))
+	{
+	ctx->client_cert_cb=cb;
+	}
+
+int (*SSL_CTX_get_client_cert_cb(SSL_CTX *ctx))(SSL * ssl, X509 ** x509 , EVP_PKEY **pkey)
+	{
+	return ctx->client_cert_cb;
+	}
+
+#ifndef OPENSSL_NO_ENGINE
+int SSL_CTX_set_client_cert_engine(SSL_CTX *ctx, ENGINE *e)
+	{
+	if (!ENGINE_init(e))
+		{
+		SSLerr(SSL_F_SSL_CTX_SET_CLIENT_CERT_ENGINE, ERR_R_ENGINE_LIB);
+		return 0;
+		}
+	if(!ENGINE_get_ssl_client_cert_function(e))
+		{
+		SSLerr(SSL_F_SSL_CTX_SET_CLIENT_CERT_ENGINE, SSL_R_NO_CLIENT_CERT_METHOD);
+		ENGINE_finish(e);
+		return 0;
+		}
+	ctx->client_cert_engine = e;
+	return 1;
+	}
+#endif
+
+void SSL_CTX_set_cookie_generate_cb(SSL_CTX *ctx,
+	int (*cb)(SSL *ssl, unsigned char *cookie, unsigned int *cookie_len))
+	{
+	ctx->app_gen_cookie_cb=cb;
+	}
+
+void SSL_CTX_set_cookie_verify_cb(SSL_CTX *ctx,
+	int (*cb)(SSL *ssl, unsigned char *cookie, unsigned int cookie_len))
+	{
+	ctx->app_verify_cookie_cb=cb;
+	}
+
+IMPLEMENT_PEM_rw(SSL_SESSION, SSL_SESSION, PEM_STRING_SSL_SESSION, SSL_SESSION)