import OpenSSL-1.0.0a

1 files changed, 485 insertions, 129 deletions

diff --git a/src/lib/libssl/ssl_lib.c b/src/lib/libssl/ssl_lib.c
index 893abff1f4..3157f20eac 100644
--- a/src/lib/libssl/ssl_lib.c
+++ b/src/lib/libssl/ssl_lib.c
@@ -58,7 +58,7 @@
  * [including the GNU Public Licence.]
  */
 /* ====================================================================
- * Copyright (c) 1998-2001 The OpenSSL Project.  All rights reserved.
+ * Copyright (c) 1998-2007 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
@@ -115,6 +115,32 @@
  * ECC cipher suite support in OpenSSL originally developed by 
  * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
  */
+/* ====================================================================
+ * 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.
+ */
 
 #ifdef REF_CHECK
 #  include <assert.h>
@@ -143,9 +169,9 @@ SSL3_ENC_METHOD ssl3_undef_enc_method={
         ssl_undefined_function,
         (int (*)(SSL *, unsigned char *, unsigned char *, int))ssl_undefined_function,
         (int (*)(SSL*, int))ssl_undefined_function,
-        (int (*)(SSL *, EVP_MD_CTX *, EVP_MD_CTX *, const char*, int, unsigned char *))ssl_undefined_function,
+        (int (*)(SSL *,  const char*, int, unsigned char *))ssl_undefined_function,
         0,      /* finish_mac_length */
-        (int (*)(SSL *, EVP_MD_CTX *, unsigned char *))ssl_undefined_function,
+        (int (*)(SSL *, int, unsigned char *))ssl_undefined_function,
         NULL,   /* client_finished_label */
         0,      /* client_finished_label_len */
         NULL,   /* server_finished_label */
@@ -204,6 +230,8 @@ int SSL_clear(SSL *s)
                 }
 
         ssl_clear_cipher_ctx(s);
+        ssl_clear_hash_ctx(&s->read_hash);
+        ssl_clear_hash_ctx(&s->write_hash);
 
         s->first_packet=0;
 
@@ -224,14 +252,15 @@ int SSL_clear(SSL *s)
         }
 
 /** Used to change an SSL_CTXs default SSL method type */
-int SSL_CTX_set_ssl_version(SSL_CTX *ctx,SSL_METHOD *meth)
+int SSL_CTX_set_ssl_version(SSL_CTX *ctx,const SSL_METHOD *meth)
         {
         STACK_OF(SSL_CIPHER) *sk;
 
         ctx->method=meth;
 
         sk=ssl_create_cipher_list(ctx->method,&(ctx->cipher_list),
-                &(ctx->cipher_list_by_id),SSL_DEFAULT_CIPHER_LIST);
+                &(ctx->cipher_list_by_id),
+                meth->version == SSL2_VERSION ? "SSLv2" : SSL_DEFAULT_CIPHER_LIST);
         if ((sk == NULL) || (sk_SSL_CIPHER_num(sk) <= 0))
                 {
                 SSLerr(SSL_F_SSL_CTX_SET_SSL_VERSION,SSL_R_SSL_LIBRARY_HAS_NO_CIPHERS);
@@ -308,6 +337,7 @@ SSL *SSL_new(SSL_CTX *ctx)
         s->trust = ctx->trust;
 #endif
         s->quiet_shutdown=ctx->quiet_shutdown;
+        s->max_send_fragment = ctx->max_send_fragment;
 
         CRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX);
         s->ctx=ctx;
@@ -324,6 +354,7 @@ SSL *SSL_new(SSL_CTX *ctx)
         CRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX);
         s->initial_ctx=ctx;
 #endif
+
         s->verify_result=X509_V_OK;
 
         s->method=ctx->method;
@@ -338,6 +369,11 @@ SSL *SSL_new(SSL_CTX *ctx)
 
         CRYPTO_new_ex_data(CRYPTO_EX_INDEX_SSL, s, &s->ex_data);
 
+#ifndef OPENSSL_NO_PSK
+        s->psk_client_callback=ctx->psk_client_callback;
+        s->psk_server_callback=ctx->psk_server_callback;
+#endif
+
         return(s);
 err:
         if (s != NULL)
@@ -425,7 +461,7 @@ int SSL_has_matching_session_id(const SSL *ssl, const unsigned char *id,
                 }
 
         CRYPTO_r_lock(CRYPTO_LOCK_SSL_CTX);
-        p = (SSL_SESSION *)lh_retrieve(ssl->ctx->sessions, &r);
+        p = lh_SSL_SESSION_retrieve(ssl->ctx->sessions, &r);
         CRYPTO_r_unlock(CRYPTO_LOCK_SSL_CTX);
         return (p != NULL);
         }
@@ -450,6 +486,16 @@ int SSL_set_trust(SSL *s, int trust)
         return X509_VERIFY_PARAM_set_trust(s->param, trust);
         }
 
+int SSL_CTX_set1_param(SSL_CTX *ctx, X509_VERIFY_PARAM *vpm)
+        {
+        return X509_VERIFY_PARAM_set1(ctx->param, vpm);
+        }
+
+int SSL_set1_param(SSL *ssl, X509_VERIFY_PARAM *vpm)
+        {
+        return X509_VERIFY_PARAM_set1(ssl->param, vpm);
+        }
+
 void SSL_free(SSL *s)
         {
         int i;
@@ -504,15 +550,21 @@ void SSL_free(SSL *s)
                 }
 
         ssl_clear_cipher_ctx(s);
+        ssl_clear_hash_ctx(&s->read_hash);
+        ssl_clear_hash_ctx(&s->write_hash);
 
         if (s->cert != NULL) ssl_cert_free(s->cert);
         /* Free up if allocated */
 
-        if (s->ctx) SSL_CTX_free(s->ctx);
 #ifndef OPENSSL_NO_TLSEXT
         if (s->tlsext_hostname)
                 OPENSSL_free(s->tlsext_hostname);
         if (s->initial_ctx) SSL_CTX_free(s->initial_ctx);
+#ifndef OPENSSL_NO_EC
+        if (s->tlsext_ecpointformatlist) OPENSSL_free(s->tlsext_ecpointformatlist);
+        if (s->tlsext_ellipticcurvelist) OPENSSL_free(s->tlsext_ellipticcurvelist);
+#endif /* OPENSSL_NO_EC */
+        if (s->tlsext_opaque_prf_input) OPENSSL_free(s->tlsext_opaque_prf_input);
         if (s->tlsext_ocsp_exts)
                 sk_X509_EXTENSION_pop_free(s->tlsext_ocsp_exts,
                                                 X509_EXTENSION_free);
@@ -521,11 +573,14 @@ void SSL_free(SSL *s)
         if (s->tlsext_ocsp_resp)
                 OPENSSL_free(s->tlsext_ocsp_resp);
 #endif
+
         if (s->client_CA != NULL)
                 sk_X509_NAME_pop_free(s->client_CA,X509_NAME_free);
 
         if (s->method != NULL) s->method->ssl_free(s);
 
+        if (s->ctx) SSL_CTX_free(s->ctx);
+
 #ifndef OPENSSL_NO_KRB5
         if (s->kssl_ctx != NULL)
                 kssl_ctx_free(s->kssl_ctx);
@@ -843,7 +898,7 @@ int SSL_check_private_key(const SSL *ssl)
                 }
         if (ssl->cert == NULL)
                 {
-                SSLerr(SSL_F_SSL_CHECK_PRIVATE_KEY,SSL_R_NO_CERTIFICATE_ASSIGNED);
+                SSLerr(SSL_F_SSL_CHECK_PRIVATE_KEY,SSL_R_NO_CERTIFICATE_ASSIGNED);
                 return 0;
                 }
         if (ssl->cert->key->x509 == NULL)
@@ -986,8 +1041,12 @@ long SSL_ctrl(SSL *s,int cmd,long larg,void *parg)
 
         case SSL_CTRL_OPTIONS:
                 return(s->options|=larg);
+        case SSL_CTRL_CLEAR_OPTIONS:
+                return(s->options&=~larg);
         case SSL_CTRL_MODE:
                 return(s->mode|=larg);
+        case SSL_CTRL_CLEAR_MODE:
+                return(s->mode &=~larg);
         case SSL_CTRL_GET_MAX_CERT_LIST:
                 return(s->max_cert_list);
         case SSL_CTRL_SET_MAX_CERT_LIST:
@@ -995,12 +1054,22 @@ long SSL_ctrl(SSL *s,int cmd,long larg,void *parg)
                 s->max_cert_list=larg;
                 return(l);
         case SSL_CTRL_SET_MTU:
-                if (SSL_version(s) == DTLS1_VERSION)
+                if (SSL_version(s) == DTLS1_VERSION ||
+                    SSL_version(s) == DTLS1_BAD_VER)
                         {
                         s->d1->mtu = larg;
                         return larg;
                         }
                 return 0;
+        case SSL_CTRL_SET_MAX_SEND_FRAGMENT:
+                if (larg < 512 || larg > SSL3_RT_MAX_PLAIN_LENGTH)
+                        return 0;
+                s->max_send_fragment = larg;
+                return 1;
+        case SSL_CTRL_GET_RI_SUPPORT:
+                if (s->s3)
+                        return s->s3->send_connection_binding;
+                else return 0;
         default:
                 return(s->method->ssl_ctrl(s,cmd,larg,parg));
                 }
@@ -1019,7 +1088,7 @@ long SSL_callback_ctrl(SSL *s, int cmd, void (*fp)(void))
                 }
         }
 
-struct lhash_st *SSL_CTX_sessions(SSL_CTX *ctx)
+LHASH_OF(SSL_SESSION) *SSL_CTX_sessions(SSL_CTX *ctx)
         {
         return ctx->sessions;
         }
@@ -1062,7 +1131,7 @@ long SSL_CTX_ctrl(SSL_CTX *ctx,int cmd,long larg,void *parg)
                 return(ctx->session_cache_mode);
 
         case SSL_CTRL_SESS_NUMBER:
-                return(ctx->sessions->num_items);
+                return(lh_SSL_SESSION_num_items(ctx->sessions));
         case SSL_CTRL_SESS_CONNECT:
                 return(ctx->stats.sess_connect);
         case SSL_CTRL_SESS_CONNECT_GOOD:
@@ -1087,8 +1156,17 @@ long SSL_CTX_ctrl(SSL_CTX *ctx,int cmd,long larg,void *parg)
                 return(ctx->stats.sess_cache_full);
         case SSL_CTRL_OPTIONS:
                 return(ctx->options|=larg);
+        case SSL_CTRL_CLEAR_OPTIONS:
+                return(ctx->options&=~larg);
         case SSL_CTRL_MODE:
                 return(ctx->mode|=larg);
+        case SSL_CTRL_CLEAR_MODE:
+                return(ctx->mode&=~larg);
+        case SSL_CTRL_SET_MAX_SEND_FRAGMENT:
+                if (larg < 512 || larg > SSL3_RT_MAX_PLAIN_LENGTH)
+                        return 0;
+                ctx->max_send_fragment = larg;
+                return 1;
         default:
                 return(ctx->method->ssl_ctx_ctrl(ctx,cmd,larg,parg));
                 }
@@ -1193,8 +1271,8 @@ int SSL_CTX_set_cipher_list(SSL_CTX *ctx, const char *str)
         /* ssl_create_cipher_list may return an empty stack if it
          * was unable to find a cipher matching the given rule string
          * (for example if the rule string specifies a cipher which
-         * has been disabled). This is not an error as far as 
-         * ssl_create_cipher_list is concerned, and hence 
+         * has been disabled). This is not an error as far as
+         * ssl_create_cipher_list is concerned, and hence
          * ctx->cipher_list and ctx->cipher_list_by_id has been
          * updated. */
         if (sk == NULL)
@@ -1262,13 +1340,13 @@ char *SSL_get_shared_ciphers(const SSL *s,char *buf,int len)
         }
 
 int ssl_cipher_list_to_bytes(SSL *s,STACK_OF(SSL_CIPHER) *sk,unsigned char *p,
-                             int (*put_cb)(const SSL_CIPHER *, unsigned char *))
+                             int (*put_cb)(const SSL_CIPHER *, unsigned char *))
         {
         int i,j=0;
         SSL_CIPHER *c;
         unsigned char *q;
 #ifndef OPENSSL_NO_KRB5
-        int nokrb5 = !kssl_tgt_is_available(s->kssl_ctx);
+        int nokrb5 = !kssl_tgt_is_available(s->kssl_ctx);
 #endif /* OPENSSL_NO_KRB5 */
 
         if (sk == NULL) return(0);
@@ -1278,22 +1356,46 @@ int ssl_cipher_list_to_bytes(SSL *s,STACK_OF(SSL_CIPHER) *sk,unsigned char *p,
                 {
                 c=sk_SSL_CIPHER_value(sk,i);
 #ifndef OPENSSL_NO_KRB5
-                if ((c->algorithms & SSL_KRB5) && nokrb5)
-                    continue;
-#endif /* OPENSSL_NO_KRB5 */                    
-
+                if (((c->algorithm_mkey & SSL_kKRB5) || (c->algorithm_auth & SSL_aKRB5)) &&
+                    nokrb5)
+                    continue;
+#endif /* OPENSSL_NO_KRB5 */
+#ifndef OPENSSL_NO_PSK
+                /* with PSK there must be client callback set */
+                if (((c->algorithm_mkey & SSL_kPSK) || (c->algorithm_auth & SSL_aPSK)) &&
+                    s->psk_client_callback == NULL)
+                        continue;
+#endif /* OPENSSL_NO_PSK */
                 j = put_cb ? put_cb(c,p) : ssl_put_cipher_by_char(s,c,p);
                 p+=j;
                 }
+        /* If p == q, no ciphers and caller indicates an error. Otherwise
+         * add SCSV if not renegotiating.
+         */
+        if (p != q && !s->new_session)
+                {
+                static SSL_CIPHER scsv =
+                        {
+                        0, NULL, SSL3_CK_SCSV, 0, 0, 0, 0, 0, 0, 0, 0, 0
+                        };
+                j = put_cb ? put_cb(&scsv,p) : ssl_put_cipher_by_char(s,&scsv,p);
+                p+=j;
+#ifdef OPENSSL_RI_DEBUG
+                fprintf(stderr, "SCSV sent by client\n");
+#endif
+                }
+
         return(p-q);
         }
 
 STACK_OF(SSL_CIPHER) *ssl_bytes_to_cipher_list(SSL *s,unsigned char *p,int num,
                                                STACK_OF(SSL_CIPHER) **skp)
         {
-        SSL_CIPHER *c;
+        const SSL_CIPHER *c;
         STACK_OF(SSL_CIPHER) *sk;
         int i,n;
+        if (s->s3)
+                s->s3->send_connection_binding = 0;
 
         n=ssl_put_cipher_by_char(s,NULL,NULL);
         if ((num%n) != 0)
@@ -1311,6 +1413,26 @@ STACK_OF(SSL_CIPHER) *ssl_bytes_to_cipher_list(SSL *s,unsigned char *p,int num,
 
         for (i=0; i<num; i+=n)
                 {
+                /* Check for SCSV */
+                if (s->s3 && (n != 3 || !p[0]) &&
+                        (p[n-2] == ((SSL3_CK_SCSV >> 8) & 0xff)) &&
+                        (p[n-1] == (SSL3_CK_SCSV & 0xff)))
+                        {
+                        /* SCSV fatal if renegotiating */
+                        if (s->new_session)
+                                {
+                                SSLerr(SSL_F_SSL_BYTES_TO_CIPHER_LIST,SSL_R_SCSV_RECEIVED_WHEN_RENEGOTIATING);
+                                ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_HANDSHAKE_FAILURE); 
+                                goto err;
+                                }
+                        s->s3->send_connection_binding = 1;
+                        p += n;
+#ifdef OPENSSL_RI_DEBUG
+                        fprintf(stderr, "SCSV received by server\n");
+#endif
+                        continue;
+                        }
+
                 c=ssl_get_cipher_by_char(s,p);
                 p+=n;
                 if (c != NULL)
@@ -1332,6 +1454,7 @@ err:
         return(NULL);
         }
 
+
 #ifndef OPENSSL_NO_TLSEXT
 /** return a servername extension value if provided in Client Hello, or NULL.
  * So far, only host_name types are defined (RFC 3546).
@@ -1355,7 +1478,7 @@ int SSL_get_servername_type(const SSL *s)
         }
 #endif
 
-unsigned long SSL_SESSION_hash(const SSL_SESSION *a)
+static unsigned long ssl_session_hash(const SSL_SESSION *a)
         {
         unsigned long l;
 
@@ -1372,7 +1495,7 @@ unsigned long SSL_SESSION_hash(const SSL_SESSION *a)
  * SSL_CTX_has_matching_session_id() is checked accordingly. It relies on being
  * able to construct an SSL_SESSION that will collide with any existing session
  * with a matching session ID. */
-int SSL_SESSION_cmp(const SSL_SESSION *a,const SSL_SESSION *b)
+static int ssl_session_cmp(const SSL_SESSION *a,const SSL_SESSION *b)
         {
         if (a->ssl_version != b->ssl_version)
                 return(1);
@@ -1385,27 +1508,19 @@ int SSL_SESSION_cmp(const SSL_SESSION *a,const SSL_SESSION *b)
  * SSL_SESSION_hash and SSL_SESSION_cmp for void* types and casting each
  * variable. The reason is that the functions aren't static, they're exposed via
  * ssl.h. */
-static IMPLEMENT_LHASH_HASH_FN(SSL_SESSION_hash, SSL_SESSION *)
-static IMPLEMENT_LHASH_COMP_FN(SSL_SESSION_cmp, SSL_SESSION *)
+static IMPLEMENT_LHASH_HASH_FN(ssl_session, SSL_SESSION)
+static IMPLEMENT_LHASH_COMP_FN(ssl_session, SSL_SESSION)
 
-SSL_CTX *SSL_CTX_new(SSL_METHOD *meth)
+SSL_CTX *SSL_CTX_new(const SSL_METHOD *meth)
         {
         SSL_CTX *ret=NULL;
-        
+
         if (meth == NULL)
                 {
                 SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_NULL_SSL_METHOD_PASSED);
                 return(NULL);
                 }
 
-#ifdef OPENSSL_FIPS
-        if (FIPS_mode() && (meth->version < TLS1_VERSION))      
-                {
-                SSLerr(SSL_F_SSL_CTX_NEW, SSL_R_ONLY_TLS_ALLOWED_IN_FIPS_MODE);
-                return NULL;
-                }
-#endif
-
         if (SSL_get_ex_data_X509_STORE_CTX_idx() < 0)
                 {
                 SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_X509_VERIFICATION_SETUP_PROBLEMS);
@@ -1468,15 +1583,14 @@ SSL_CTX *SSL_CTX_new(SSL_METHOD *meth)
         ret->app_gen_cookie_cb=0;
         ret->app_verify_cookie_cb=0;
 
-        ret->sessions=lh_new(LHASH_HASH_FN(SSL_SESSION_hash),
-                        LHASH_COMP_FN(SSL_SESSION_cmp));
+        ret->sessions=lh_SSL_SESSION_new();
         if (ret->sessions == NULL) goto err;
         ret->cert_store=X509_STORE_new();
         if (ret->cert_store == NULL) goto err;
 
         ssl_create_cipher_list(ret->method,
                 &ret->cipher_list,&ret->cipher_list_by_id,
-                SSL_DEFAULT_CIPHER_LIST);
+                meth->version == SSL2_VERSION ? "SSLv2" : SSL_DEFAULT_CIPHER_LIST);
         if (ret->cipher_list == NULL
             || sk_SSL_CIPHER_num(ret->cipher_list) <= 0)
                 {
@@ -1512,6 +1626,8 @@ SSL_CTX *SSL_CTX_new(SSL_METHOD *meth)
         ret->extra_certs=NULL;
         ret->comp_methods=SSL_COMP_get_compression_methods();
 
+        ret->max_send_fragment = SSL3_RT_MAX_PLAIN_LENGTH;
+
 #ifndef OPENSSL_NO_TLSEXT
         ret->tlsext_servername_callback = 0;
         ret->tlsext_servername_arg = NULL;
@@ -1525,7 +1641,29 @@ SSL_CTX *SSL_CTX_new(SSL_METHOD *meth)
         ret->tlsext_status_arg = NULL;
 
 #endif
-
+#ifndef OPENSSL_NO_PSK
+        ret->psk_identity_hint=NULL;
+        ret->psk_client_callback=NULL;
+        ret->psk_server_callback=NULL;
+#endif
+#ifndef OPENSSL_NO_BUF_FREELISTS
+        ret->freelist_max_len = SSL_MAX_BUF_FREELIST_LEN_DEFAULT;
+        ret->rbuf_freelist = OPENSSL_malloc(sizeof(SSL3_BUF_FREELIST));
+        if (!ret->rbuf_freelist)
+                goto err;
+        ret->rbuf_freelist->chunklen = 0;
+        ret->rbuf_freelist->len = 0;
+        ret->rbuf_freelist->head = NULL;
+        ret->wbuf_freelist = OPENSSL_malloc(sizeof(SSL3_BUF_FREELIST));
+        if (!ret->wbuf_freelist)
+                {
+                OPENSSL_free(ret->rbuf_freelist);
+                goto err;
+                }
+        ret->wbuf_freelist->chunklen = 0;
+        ret->wbuf_freelist->len = 0;
+        ret->wbuf_freelist->head = NULL;
+#endif
 #ifndef OPENSSL_NO_ENGINE
         ret->client_cert_engine = NULL;
 #ifdef OPENSSL_SSL_CLIENT_ENGINE_AUTO
@@ -1546,6 +1684,10 @@ SSL_CTX *SSL_CTX_new(SSL_METHOD *meth)
         }
 #endif
 #endif
+        /* Default is to connect to non-RI servers. When RI is more widely
+         * deployed might change this.
+         */
+        ret->options |= SSL_OP_LEGACY_SERVER_CONNECT;
 
         return(ret);
 err:
@@ -1560,6 +1702,20 @@ static void SSL_COMP_free(SSL_COMP *comp)
     { OPENSSL_free(comp); }
 #endif
 
+#ifndef OPENSSL_NO_BUF_FREELISTS
+static void
+ssl_buf_freelist_free(SSL3_BUF_FREELIST *list)
+        {
+        SSL3_BUF_FREELIST_ENTRY *ent, *next;
+        for (ent = list->head; ent; ent = next)
+                {
+                next = ent->next;
+                OPENSSL_free(ent);
+                }
+        OPENSSL_free(list);
+        }
+#endif
+
 void SSL_CTX_free(SSL_CTX *a)
         {
         int i;
@@ -1597,7 +1753,7 @@ void SSL_CTX_free(SSL_CTX *a)
         CRYPTO_free_ex_data(CRYPTO_EX_INDEX_SSL_CTX, a, &a->ex_data);
 
         if (a->sessions != NULL)
-                lh_free(a->sessions);
+                lh_SSL_SESSION_free(a->sessions);
 
         if (a->cert_store != NULL)
                 X509_STORE_free(a->cert_store);
@@ -1617,10 +1773,23 @@ void SSL_CTX_free(SSL_CTX *a)
 #else
         a->comp_methods = NULL;
 #endif
+
+#ifndef OPENSSL_NO_PSK
+        if (a->psk_identity_hint)
+                OPENSSL_free(a->psk_identity_hint);
+#endif
 #ifndef OPENSSL_NO_ENGINE
         if (a->client_cert_engine)
                 ENGINE_finish(a->client_cert_engine);
 #endif
+
+#ifndef OPENSSL_NO_BUF_FREELISTS
+        if (a->wbuf_freelist)
+                ssl_buf_freelist_free(a->wbuf_freelist);
+        if (a->rbuf_freelist)
+                ssl_buf_freelist_free(a->rbuf_freelist);
+#endif
+
         OPENSSL_free(a);
         }
 
@@ -1651,13 +1820,13 @@ void SSL_CTX_set_verify_depth(SSL_CTX *ctx,int depth)
         X509_VERIFY_PARAM_set_depth(ctx->param, depth);
         }
 
-void ssl_set_cert_masks(CERT *c, SSL_CIPHER *cipher)
+void ssl_set_cert_masks(CERT *c, const SSL_CIPHER *cipher)
         {
         CERT_PKEY *cpk;
         int rsa_enc,rsa_tmp,rsa_sign,dh_tmp,dh_rsa,dh_dsa,dsa_sign;
         int rsa_enc_export,dh_rsa_export,dh_dsa_export;
         int rsa_tmp_export,dh_tmp_export,kl;
-        unsigned long mask,emask;
+        unsigned long mask_k,mask_a,emask_k,emask_a;
         int have_ecc_cert, ecdh_ok, ecdsa_ok, ecc_pkey_size;
 #ifndef OPENSSL_NO_ECDH
         int have_ecdh_tmp;
@@ -1704,60 +1873,77 @@ void ssl_set_cert_masks(CERT *c, SSL_CIPHER *cipher)
         dh_dsa_export=(dh_dsa && EVP_PKEY_size(cpk->privatekey)*8 <= kl);
         cpk= &(c->pkeys[SSL_PKEY_ECC]);
         have_ecc_cert= (cpk->x509 != NULL && cpk->privatekey != NULL);
-        mask=0;
-        emask=0;
+        mask_k=0;
+        mask_a=0;
+        emask_k=0;
+        emask_a=0;
+
+        
 
 #ifdef CIPHER_DEBUG
-        printf("rt=%d rte=%d dht=%d re=%d ree=%d rs=%d ds=%d dhr=%d dhd=%d\n",
-                rsa_tmp,rsa_tmp_export,dh_tmp,
+        printf("rt=%d rte=%d dht=%d ecdht=%d re=%d ree=%d rs=%d ds=%d dhr=%d dhd=%d\n",
+                rsa_tmp,rsa_tmp_export,dh_tmp,have_ecdh_tmp,
                 rsa_enc,rsa_enc_export,rsa_sign,dsa_sign,dh_rsa,dh_dsa);
 #endif
+        
+        cpk = &(c->pkeys[SSL_PKEY_GOST01]);
+        if (cpk->x509 != NULL && cpk->privatekey !=NULL) {
+                mask_k |= SSL_kGOST;
+                mask_a |= SSL_aGOST01;
+        }
+        cpk = &(c->pkeys[SSL_PKEY_GOST94]);
+        if (cpk->x509 != NULL && cpk->privatekey !=NULL) {
+                mask_k |= SSL_kGOST;
+                mask_a |= SSL_aGOST94;
+        }
 
         if (rsa_enc || (rsa_tmp && rsa_sign))
-                mask|=SSL_kRSA;
+                mask_k|=SSL_kRSA;
         if (rsa_enc_export || (rsa_tmp_export && (rsa_sign || rsa_enc)))
-                emask|=SSL_kRSA;
+                emask_k|=SSL_kRSA;
 
 #if 0
         /* The match needs to be both kEDH and aRSA or aDSA, so don't worry */
-        if (    (dh_tmp || dh_rsa || dh_dsa) && 
+        if (    (dh_tmp || dh_rsa || dh_dsa) &&
                 (rsa_enc || rsa_sign || dsa_sign))
-                mask|=SSL_kEDH;
+                mask_k|=SSL_kEDH;
         if ((dh_tmp_export || dh_rsa_export || dh_dsa_export) &&
                 (rsa_enc || rsa_sign || dsa_sign))
-                emask|=SSL_kEDH;
+                emask_k|=SSL_kEDH;
 #endif
 
-        if (dh_tmp_export) 
-                emask|=SSL_kEDH;
+        if (dh_tmp_export)
+                emask_k|=SSL_kEDH;
 
         if (dh_tmp)
-                mask|=SSL_kEDH;
+                mask_k|=SSL_kEDH;
 
-        if (dh_rsa) mask|=SSL_kDHr;
-        if (dh_rsa_export) emask|=SSL_kDHr;
+        if (dh_rsa) mask_k|=SSL_kDHr;
+        if (dh_rsa_export) emask_k|=SSL_kDHr;
 
-        if (dh_dsa) mask|=SSL_kDHd;
-        if (dh_dsa_export) emask|=SSL_kDHd;
+        if (dh_dsa) mask_k|=SSL_kDHd;
+        if (dh_dsa_export) emask_k|=SSL_kDHd;
 
         if (rsa_enc || rsa_sign)
                 {
-                mask|=SSL_aRSA;
-                emask|=SSL_aRSA;
+                mask_a|=SSL_aRSA;
+                emask_a|=SSL_aRSA;
                 }
 
         if (dsa_sign)
                 {
-                mask|=SSL_aDSS;
-                emask|=SSL_aDSS;
+                mask_a|=SSL_aDSS;
+                emask_a|=SSL_aDSS;
                 }
 
-        mask|=SSL_aNULL;
-        emask|=SSL_aNULL;
+        mask_a|=SSL_aNULL;
+        emask_a|=SSL_aNULL;
 
 #ifndef OPENSSL_NO_KRB5
-        mask|=SSL_kKRB5|SSL_aKRB5;
-        emask|=SSL_kKRB5|SSL_aKRB5;
+        mask_k|=SSL_kKRB5;
+        mask_a|=SSL_aKRB5;
+        emask_k|=SSL_kKRB5;
+        emask_a|=SSL_aKRB5;
 #endif
 
         /* An ECC certificate may be usable for ECDH and/or
@@ -1765,7 +1951,7 @@ void ssl_set_cert_masks(CERT *c, SSL_CIPHER *cipher)
          */
         if (have_ecc_cert)
                 {
-                /* This call populates extension flags (ex_flags) */
+                /* This call populates extension flags (ex_flags) */
                 x = (c->pkeys[SSL_PKEY_ECC]).x509;
                 X509_check_purpose(x, -1, 0);
                 ecdh_ok = (x->ex_flags & EXFLAG_KUSAGE) ?
@@ -1773,7 +1959,7 @@ void ssl_set_cert_masks(CERT *c, SSL_CIPHER *cipher)
                 ecdsa_ok = (x->ex_flags & EXFLAG_KUSAGE) ?
                     (x->ex_kusage & X509v3_KU_DIGITAL_SIGNATURE) : 1;
                 ecc_pkey = X509_get_pubkey(x);
-                ecc_pkey_size = (ecc_pkey != NULL) ? 
+                ecc_pkey_size = (ecc_pkey != NULL) ?
                     EVP_PKEY_bits(ecc_pkey) : 0;
                 EVP_PKEY_free(ecc_pkey);
                 if ((x->sig_alg) && (x->sig_alg->algorithm))
@@ -1781,27 +1967,41 @@ void ssl_set_cert_masks(CERT *c, SSL_CIPHER *cipher)
 #ifndef OPENSSL_NO_ECDH
                 if (ecdh_ok)
                         {
-                        if ((signature_nid == NID_md5WithRSAEncryption) ||
-                            (signature_nid == NID_md4WithRSAEncryption) ||
-                            (signature_nid == NID_md2WithRSAEncryption))
+                        const char *sig = OBJ_nid2ln(signature_nid);
+                        if (sig == NULL)
+                                {
+                                ERR_clear_error();
+                                sig = "unknown";
+                                }
+                                
+                        if (strstr(sig, "WithRSA"))
                                 {
-                                mask|=SSL_kECDH|SSL_aRSA;
+                                mask_k|=SSL_kECDHr;
+                                mask_a|=SSL_aECDH;
                                 if (ecc_pkey_size <= 163)
-                                        emask|=SSL_kECDH|SSL_aRSA;
+                                        {
+                                        emask_k|=SSL_kECDHr;
+                                        emask_a|=SSL_aECDH;
+                                        }
                                 }
+
                         if (signature_nid == NID_ecdsa_with_SHA1)
                                 {
-                                mask|=SSL_kECDH|SSL_aECDSA;
+                                mask_k|=SSL_kECDHe;
+                                mask_a|=SSL_aECDH;
                                 if (ecc_pkey_size <= 163)
-                                        emask|=SSL_kECDH|SSL_aECDSA;
+                                        {
+                                        emask_k|=SSL_kECDHe;
+                                        emask_a|=SSL_aECDH;
+                                        }
                                 }
                         }
 #endif
 #ifndef OPENSSL_NO_ECDSA
                 if (ecdsa_ok)
                         {
-                        mask|=SSL_aECDSA;
-                        emask|=SSL_aECDSA;
+                        mask_a|=SSL_aECDSA;
+                        emask_a|=SSL_aECDSA;
                         }
 #endif
                 }
@@ -1809,12 +2009,22 @@ void ssl_set_cert_masks(CERT *c, SSL_CIPHER *cipher)
 #ifndef OPENSSL_NO_ECDH
         if (have_ecdh_tmp)
                 {
-                mask|=SSL_kECDHE;
-                emask|=SSL_kECDHE;
+                mask_k|=SSL_kEECDH;
+                emask_k|=SSL_kEECDH;
                 }
 #endif
-        c->mask=mask;
-        c->export_mask=emask;
+
+#ifndef OPENSSL_NO_PSK
+        mask_k |= SSL_kPSK;
+        mask_a |= SSL_aPSK;
+        emask_k |= SSL_kPSK;
+        emask_a |= SSL_aPSK;
+#endif
+
+        c->mask_k=mask_k;
+        c->mask_a=mask_a;
+        c->export_mask_k=emask_k;
+        c->export_mask_a=emask_a;
         c->valid=1;
         }
 
@@ -1822,13 +2032,18 @@ void ssl_set_cert_masks(CERT *c, SSL_CIPHER *cipher)
 #define ku_reject(x, usage) \
         (((x)->ex_flags & EXFLAG_KUSAGE) && !((x)->ex_kusage & (usage)))
 
-int check_srvr_ecc_cert_and_alg(X509 *x, SSL_CIPHER *cs)
+#ifndef OPENSSL_NO_EC
+
+int ssl_check_srvr_ecc_cert_and_alg(X509 *x, const SSL_CIPHER *cs)
         {
-        unsigned long alg = cs->algorithms;
+        unsigned long alg_k, alg_a;
         EVP_PKEY *pkey = NULL;
         int keysize = 0;
         int signature_nid = 0;
 
+        alg_k = cs->algorithm_mkey;
+        alg_a = cs->algorithm_auth;
+
         if (SSL_C_IS_EXPORT(cs))
                 {
                 /* ECDH key length in export ciphers must be <= 163 bits */
@@ -1843,37 +2058,46 @@ int check_srvr_ecc_cert_and_alg(X509 *x, SSL_CIPHER *cs)
         X509_check_purpose(x, -1, 0);
         if ((x->sig_alg) && (x->sig_alg->algorithm))
                 signature_nid = OBJ_obj2nid(x->sig_alg->algorithm);
-        if (alg & SSL_kECDH) 
+        if (alg_k & SSL_kECDHe || alg_k & SSL_kECDHr)
                 {
                 /* key usage, if present, must allow key agreement */
                 if (ku_reject(x, X509v3_KU_KEY_AGREEMENT))
                         {
+                        SSLerr(SSL_F_SSL_CHECK_SRVR_ECC_CERT_AND_ALG, SSL_R_ECC_CERT_NOT_FOR_KEY_AGREEMENT);
                         return 0;
                         }
-                if (alg & SSL_aECDSA) 
+                if (alg_k & SSL_kECDHe)
                         {
                         /* signature alg must be ECDSA */
                         if (signature_nid != NID_ecdsa_with_SHA1)
                                 {
+                                SSLerr(SSL_F_SSL_CHECK_SRVR_ECC_CERT_AND_ALG, SSL_R_ECC_CERT_SHOULD_HAVE_SHA1_SIGNATURE);
                                 return 0;
                                 }
                         }
-                if (alg & SSL_aRSA)
+                if (alg_k & SSL_kECDHr)
                         {
                         /* signature alg must be RSA */
-                        if ((signature_nid != NID_md5WithRSAEncryption) &&
-                            (signature_nid != NID_md4WithRSAEncryption) &&
-                            (signature_nid != NID_md2WithRSAEncryption))
+
+                        const char *sig = OBJ_nid2ln(signature_nid);
+                        if (sig == NULL)
                                 {
+                                ERR_clear_error();
+                                sig = "unknown";
+                                }
+                        if (strstr(sig, "WithRSA") == NULL)
+                                {
+                                SSLerr(SSL_F_SSL_CHECK_SRVR_ECC_CERT_AND_ALG, SSL_R_ECC_CERT_SHOULD_HAVE_RSA_SIGNATURE);
                                 return 0;
                                 }
                         }
-                } 
-        else if (alg & SSL_aECDSA)
+                }
+        if (alg_a & SSL_aECDSA)
                 {
                 /* key usage, if present, must allow signing */
                 if (ku_reject(x, X509v3_KU_DIGITAL_SIGNATURE))
                         {
+                        SSLerr(SSL_F_SSL_CHECK_SRVR_ECC_CERT_AND_ALG, SSL_R_ECC_CERT_NOT_FOR_SIGNING);
                         return 0;
                         }
                 }
@@ -1881,58 +2105,74 @@ int check_srvr_ecc_cert_and_alg(X509 *x, SSL_CIPHER *cs)
         return 1;  /* all checks are ok */
         }
 
+#endif
+
 /* THIS NEEDS CLEANING UP */
 X509 *ssl_get_server_send_cert(SSL *s)
         {
-        unsigned long alg,mask,kalg;
+        unsigned long alg_k,alg_a,mask_k,mask_a;
         CERT *c;
         int i,is_export;
 
         c=s->cert;
         ssl_set_cert_masks(c, s->s3->tmp.new_cipher);
-        alg=s->s3->tmp.new_cipher->algorithms;
         is_export=SSL_C_IS_EXPORT(s->s3->tmp.new_cipher);
-        mask=is_export?c->export_mask:c->mask;
-        kalg=alg&(SSL_MKEY_MASK|SSL_AUTH_MASK);
+        if (is_export)
+                {
+                mask_k = c->export_mask_k;
+                mask_a = c->export_mask_a;
+                }
+        else
+                {
+                mask_k = c->mask_k;
+                mask_a = c->mask_a;
+                }
+        
+        alg_k = s->s3->tmp.new_cipher->algorithm_mkey;
+        alg_a = s->s3->tmp.new_cipher->algorithm_auth;
 
-        if (kalg & SSL_kECDH)
+        if (alg_k & (SSL_kECDHr|SSL_kECDHe))
                 {
-                /* we don't need to look at SSL_kECDHE 
+                /* we don't need to look at SSL_kEECDH
                  * since no certificate is needed for
                  * anon ECDH and for authenticated
-                 * ECDHE, the check for the auth 
+                 * EECDH, the check for the auth
                  * algorithm will set i correctly
                  * NOTE: For ECDH-RSA, we need an ECC
-                 * not an RSA cert but for ECDHE-RSA
+                 * not an RSA cert but for EECDH-RSA
                  * we need an RSA cert. Placing the
                  * checks for SSL_kECDH before RSA
                  * checks ensures the correct cert is chosen.
                  */
                 i=SSL_PKEY_ECC;
                 }
-        else if (kalg & SSL_aECDSA)
+        else if (alg_a & SSL_aECDSA)
                 {
                 i=SSL_PKEY_ECC;
                 }
-        else if (kalg & SSL_kDHr)
+        else if (alg_k & SSL_kDHr)
                 i=SSL_PKEY_DH_RSA;
-        else if (kalg & SSL_kDHd)
+        else if (alg_k & SSL_kDHd)
                 i=SSL_PKEY_DH_DSA;
-        else if (kalg & SSL_aDSS)
+        else if (alg_a & SSL_aDSS)
                 i=SSL_PKEY_DSA_SIGN;
-        else if (kalg & SSL_aRSA)
+        else if (alg_a & SSL_aRSA)
                 {
                 if (c->pkeys[SSL_PKEY_RSA_ENC].x509 == NULL)
                         i=SSL_PKEY_RSA_SIGN;
                 else
                         i=SSL_PKEY_RSA_ENC;
                 }
-        else if (kalg & SSL_aKRB5)
+        else if (alg_a & SSL_aKRB5)
                 {
                 /* VRS something else here? */
                 return(NULL);
                 }
-        else /* if (kalg & SSL_aNULL) */
+        else if (alg_a & SSL_aGOST94) 
+                i=SSL_PKEY_GOST94;
+        else if (alg_a & SSL_aGOST01)
+                i=SSL_PKEY_GOST01;
+        else /* if (alg_a & SSL_aNULL) */
                 {
                 SSLerr(SSL_F_SSL_GET_SERVER_SEND_CERT,ERR_R_INTERNAL_ERROR);
                 return(NULL);
@@ -1942,18 +2182,18 @@ X509 *ssl_get_server_send_cert(SSL *s)
         return(c->pkeys[i].x509);
         }
 
-EVP_PKEY *ssl_get_sign_pkey(SSL *s,SSL_CIPHER *cipher)
+EVP_PKEY *ssl_get_sign_pkey(SSL *s,const SSL_CIPHER *cipher)
         {
-        unsigned long alg;
+        unsigned long alg_a;
         CERT *c;
 
-        alg=cipher->algorithms;
+        alg_a = cipher->algorithm_auth;
         c=s->cert;
 
-        if ((alg & SSL_aDSS) &&
+        if ((alg_a & SSL_aDSS) &&
                 (c->pkeys[SSL_PKEY_DSA_SIGN].privatekey != NULL))
                 return(c->pkeys[SSL_PKEY_DSA_SIGN].privatekey);
-        else if (alg & SSL_aRSA)
+        else if (alg_a & SSL_aRSA)
                 {
                 if (c->pkeys[SSL_PKEY_RSA_SIGN].privatekey != NULL)
                         return(c->pkeys[SSL_PKEY_RSA_SIGN].privatekey);
@@ -1962,10 +2202,10 @@ EVP_PKEY *ssl_get_sign_pkey(SSL *s,SSL_CIPHER *cipher)
                 else
                         return(NULL);
                 }
-        else if ((alg & SSL_aECDSA) &&
+        else if ((alg_a & SSL_aECDSA) &&
                  (c->pkeys[SSL_PKEY_ECC].privatekey != NULL))
                 return(c->pkeys[SSL_PKEY_ECC].privatekey);
-        else /* if (alg & SSL_aNULL) */
+        else /* if (alg_a & SSL_aNULL) */
                 {
                 SSLerr(SSL_F_SSL_GET_SIGN_PKEY,ERR_R_INTERNAL_ERROR);
                 return(NULL);
@@ -1980,14 +2220,14 @@ void ssl_update_cache(SSL *s,int mode)
          * and it would be rather hard to do anyway :-) */
         if (s->session->session_id_length == 0) return;
 
-        i=s->ctx->session_cache_mode;
+        i=s->session_ctx->session_cache_mode;
         if ((i & mode) && (!s->hit)
                 && ((i & SSL_SESS_CACHE_NO_INTERNAL_STORE)
-                    || SSL_CTX_add_session(s->ctx,s->session))
-                && (s->ctx->new_session_cb != NULL))
+                    || SSL_CTX_add_session(s->session_ctx,s->session))
+                && (s->session_ctx->new_session_cb != NULL))
                 {
                 CRYPTO_add(&s->session->references,1,CRYPTO_LOCK_SSL_SESSION);
-                if (!s->ctx->new_session_cb(s,s->session))
+                if (!s->session_ctx->new_session_cb(s,s->session))
                         SSL_SESSION_free(s->session);
                 }
 
@@ -1996,20 +2236,20 @@ void ssl_update_cache(SSL *s,int mode)
                 ((i & mode) == mode))
                 {
                 if (  (((mode & SSL_SESS_CACHE_CLIENT)
-                        ?s->ctx->stats.sess_connect_good
-                        :s->ctx->stats.sess_accept_good) & 0xff) == 0xff)
+                        ?s->session_ctx->stats.sess_connect_good
+                        :s->session_ctx->stats.sess_accept_good) & 0xff) == 0xff)
                         {
-                        SSL_CTX_flush_sessions(s->ctx,(unsigned long)time(NULL));
+                        SSL_CTX_flush_sessions(s->session_ctx,(unsigned long)time(NULL));
                         }
                 }
         }
 
-SSL_METHOD *SSL_get_ssl_method(SSL *s)
+const SSL_METHOD *SSL_get_ssl_method(SSL *s)
         {
         return(s->method);
         }
 
-int SSL_set_ssl_method(SSL *s,SSL_METHOD *meth)
+int SSL_set_ssl_method(SSL *s, const SSL_METHOD *meth)
         {
         int conn= -1;
         int ret=1;
@@ -2152,6 +2392,8 @@ void SSL_set_accept_state(SSL *s)
         s->handshake_func=s->method->ssl_accept;
         /* clear the current cipher */
         ssl_clear_cipher_ctx(s);
+        ssl_clear_hash_ctx(&s->read_hash);
+        ssl_clear_hash_ctx(&s->write_hash);
         }
 
 void SSL_set_connect_state(SSL *s)
@@ -2162,6 +2404,8 @@ void SSL_set_connect_state(SSL *s)
         s->handshake_func=s->method->ssl_connect;
         /* clear the current cipher */
         ssl_clear_cipher_ctx(s);
+        ssl_clear_hash_ctx(&s->read_hash);
+        ssl_clear_hash_ctx(&s->write_hash);
         }
 
 int ssl_undefined_function(SSL *s)
@@ -2206,7 +2450,7 @@ SSL *SSL_dup(SSL *s)
         X509_NAME *xn;
         SSL *ret;
         int i;
-                 
+        
         if ((ret=SSL_new(SSL_get_SSL_CTX(s))) == NULL)
             return(NULL);
 
@@ -2376,7 +2620,7 @@ EVP_PKEY *SSL_get_privatekey(SSL *s)
                 return(NULL);
         }
 
-SSL_CIPHER *SSL_get_current_cipher(const SSL *s)
+const SSL_CIPHER *SSL_get_current_cipher(const SSL *s)
         {
         if ((s->session != NULL) && (s->session->cipher != NULL))
                 return(s->session->cipher);
@@ -2454,7 +2698,7 @@ void ssl_free_wbio_buffer(SSL *s)
                 s->wbio=BIO_pop(s->wbio);
 #ifdef REF_CHECK /* not the usual REF_CHECK, but this avoids adding one more preprocessor symbol */
                 assert(s->wbio != NULL);
-#endif  
+#endif
         }
         BIO_free(s->bbio);
         s->bbio=NULL;
@@ -2539,7 +2783,7 @@ void SSL_set_info_callback(SSL *ssl,
 
 /* One compiler (Diab DCC) doesn't like argument names in returned
    function pointer.  */
-void (*SSL_get_info_callback(const SSL *ssl))(const SSL * /*ssl*/,int /*type*/,int /*val*/) 
+void (*SSL_get_info_callback(const SSL *ssl))(const SSL * /*ssl*/,int /*type*/,int /*val*/)
         {
         return ssl->info_callback;
         }
@@ -2660,13 +2904,13 @@ RSA *cb(SSL *ssl,int is_export,int keylength)
 
 #ifndef OPENSSL_NO_DH
 void SSL_CTX_set_tmp_dh_callback(SSL_CTX *ctx,DH *(*dh)(SSL *ssl,int is_export,
-                                                        int keylength))
+                                                        int keylength))
         {
         SSL_CTX_callback_ctrl(ctx,SSL_CTRL_SET_TMP_DH_CB,(void (*)(void))dh);
         }
 
 void SSL_set_tmp_dh_callback(SSL *ssl,DH *(*dh)(SSL *ssl,int is_export,
-                                                int keylength))
+                                                int keylength))
         {
         SSL_callback_ctrl(ssl,SSL_CTRL_SET_TMP_DH_CB,(void (*)(void))dh);
         }
@@ -2674,18 +2918,109 @@ void SSL_set_tmp_dh_callback(SSL *ssl,DH *(*dh)(SSL *ssl,int is_export,
 
 #ifndef OPENSSL_NO_ECDH
 void SSL_CTX_set_tmp_ecdh_callback(SSL_CTX *ctx,EC_KEY *(*ecdh)(SSL *ssl,int is_export,
-                                                        int keylength))
+                                                                int keylength))
         {
         SSL_CTX_callback_ctrl(ctx,SSL_CTRL_SET_TMP_ECDH_CB,(void (*)(void))ecdh);
         }
 
 void SSL_set_tmp_ecdh_callback(SSL *ssl,EC_KEY *(*ecdh)(SSL *ssl,int is_export,
-                                                int keylength))
+                                                        int keylength))
         {
         SSL_callback_ctrl(ssl,SSL_CTRL_SET_TMP_ECDH_CB,(void (*)(void))ecdh);
         }
 #endif
 
+#ifndef OPENSSL_NO_PSK
+int SSL_CTX_use_psk_identity_hint(SSL_CTX *ctx, const char *identity_hint)
+        {
+        if (identity_hint != NULL && strlen(identity_hint) > PSK_MAX_IDENTITY_LEN)
+                {
+                SSLerr(SSL_F_SSL_CTX_USE_PSK_IDENTITY_HINT, SSL_R_DATA_LENGTH_TOO_LONG);
+                return 0;
+                }
+        if (ctx->psk_identity_hint != NULL)
+                OPENSSL_free(ctx->psk_identity_hint);
+        if (identity_hint != NULL)
+                {
+                ctx->psk_identity_hint = BUF_strdup(identity_hint);
+                if (ctx->psk_identity_hint == NULL)
+                        return 0;
+                }
+        else
+                ctx->psk_identity_hint = NULL;
+        return 1;
+        }
+
+int SSL_use_psk_identity_hint(SSL *s, const char *identity_hint)
+        {
+        if (s == NULL)
+                return 0;
+
+        if (s->session == NULL)
+                return 1; /* session not created yet, ignored */
+
+        if (identity_hint != NULL && strlen(identity_hint) > PSK_MAX_IDENTITY_LEN)
+                {
+                SSLerr(SSL_F_SSL_USE_PSK_IDENTITY_HINT, SSL_R_DATA_LENGTH_TOO_LONG);
+                return 0;
+                }
+        if (s->session->psk_identity_hint != NULL)
+                OPENSSL_free(s->session->psk_identity_hint);
+        if (identity_hint != NULL)
+                {
+                s->session->psk_identity_hint = BUF_strdup(identity_hint);
+                if (s->session->psk_identity_hint == NULL)
+                        return 0;
+                }
+        else
+                s->session->psk_identity_hint = NULL;
+        return 1;
+        }
+
+const char *SSL_get_psk_identity_hint(const SSL *s)
+        {
+        if (s == NULL || s->session == NULL)
+                return NULL;
+        return(s->session->psk_identity_hint);
+        }
+
+const char *SSL_get_psk_identity(const SSL *s)
+        {
+        if (s == NULL || s->session == NULL)
+                return NULL;
+        return(s->session->psk_identity);
+        }
+
+void SSL_set_psk_client_callback(SSL *s,
+    unsigned int (*cb)(SSL *ssl, const char *hint,
+                       char *identity, unsigned int max_identity_len, unsigned char *psk,
+                       unsigned int max_psk_len))
+        {
+        s->psk_client_callback = cb;
+        }
+
+void SSL_CTX_set_psk_client_callback(SSL_CTX *ctx,
+    unsigned int (*cb)(SSL *ssl, const char *hint,
+                       char *identity, unsigned int max_identity_len, unsigned char *psk,
+                       unsigned int max_psk_len))
+        {
+        ctx->psk_client_callback = cb;
+        }
+
+void SSL_set_psk_server_callback(SSL *s,
+    unsigned int (*cb)(SSL *ssl, const char *identity,
+                       unsigned char *psk, unsigned int max_psk_len))
+        {
+        s->psk_server_callback = cb;
+        }
+
+void SSL_CTX_set_psk_server_callback(SSL_CTX *ctx,
+    unsigned int (*cb)(SSL *ssl, const char *identity,
+                       unsigned char *psk, unsigned int max_psk_len))
+        {
+        ctx->psk_server_callback = cb;
+        }
+#endif
 
 void SSL_CTX_set_msg_callback(SSL_CTX *ctx, void (*cb)(int write_p, int version, int content_type, const void *buf, size_t len, SSL *ssl, void *arg))
         {
@@ -2696,7 +3031,25 @@ void SSL_set_msg_callback(SSL *ssl, void (*cb)(int write_p, int version, int con
         SSL_callback_ctrl(ssl, SSL_CTRL_SET_MSG_CALLBACK, (void (*)(void))cb);
         }
 
+/* Allocates new EVP_MD_CTX and sets pointer to it into given pointer
+ * vairable, freeing  EVP_MD_CTX previously stored in that variable, if
+ * any. If EVP_MD pointer is passed, initializes ctx with this md
+ * Returns newly allocated ctx;
+ */
+
+EVP_MD_CTX *ssl_replace_hash(EVP_MD_CTX **hash,const EVP_MD *md) 
+{
+        ssl_clear_hash_ctx(hash);
+        *hash = EVP_MD_CTX_create();
+        if (md) EVP_DigestInit_ex(*hash,md,NULL);
+        return *hash;
+}
+void ssl_clear_hash_ctx(EVP_MD_CTX **hash) 
+{
 
+        if (*hash) EVP_MD_CTX_destroy(*hash);
+        *hash=NULL;
+}
 
 #if defined(_WINDLL) && defined(OPENSSL_SYS_WIN16)
 #include "../crypto/bio/bss_file.c"
@@ -2704,3 +3057,6 @@ void SSL_set_msg_callback(SSL *ssl, void (*cb)(int write_p, int version, int con
 
 IMPLEMENT_STACK_OF(SSL_CIPHER)
 IMPLEMENT_STACK_OF(SSL_COMP)
+IMPLEMENT_OBJ_BSEARCH_GLOBAL_CMP_FN(SSL_CIPHER, SSL_CIPHER,
+                                    ssl_cipher_id);
+