path: root/lib/algorithms/ciphersuites.c

/*
 * Copyright (C) 2011-2012 Free Software Foundation, Inc.
 * Copyright (C) 2017 Red Hat, Inc.
 *
 * Author: Nikos Mavrogiannopoulos
 *
 * This file is part of GnuTLS.
 *
 * The GnuTLS is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public License
 * as published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>
 *
 */

#include "gnutls_int.h"
#include <algorithms.h>
#include "errors.h"
#include <dh.h>
#include <state.h>
#include <x509/common.h>
#include <auth/cert.h>
#include <auth/anon.h>
#include <auth/psk.h>
#include <ext/safe_renegotiation.h>
#include "extv.h"

#ifndef ENABLE_SSL3
# define GNUTLS_SSL3 GNUTLS_TLS1
#endif

/* Cipher SUITES */
#define ENTRY( name, block_algorithm, kx_algorithm, mac_algorithm, min_version, dtls_version ) \
	{ #name, name, block_algorithm, kx_algorithm, mac_algorithm, min_version, dtls_version, GNUTLS_MAC_SHA256}
#define ENTRY_PRF( name, block_algorithm, kx_algorithm, mac_algorithm, min_version, dtls_version, prf ) \
	{ #name, name, block_algorithm, kx_algorithm, mac_algorithm, min_version, dtls_version, prf}
#define ENTRY_TLS13( name, block_algorithm, min_version, prf ) \
	{ #name, name, block_algorithm, 0, GNUTLS_MAC_AEAD, min_version, GNUTLS_VERSION_UNKNOWN, prf}

/* TLS 1.3 ciphersuites */
#define GNUTLS_AES_128_GCM_SHA256 { 0x13, 0x01 }
#define GNUTLS_AES_256_GCM_SHA384 { 0x13, 0x02 }
#define GNUTLS_CHACHA20_POLY1305_SHA256 { 0x13, 0x03 }
#define GNUTLS_AES_128_CCM_SHA256 { 0x13, 0x04 }
#define GNUTLS_AES_128_CCM_8_SHA256 { 0x13,0x05 }

/* RSA with NULL cipher and MD5 MAC
 * for test purposes.
 */
#define GNUTLS_RSA_NULL_MD5 { 0x00, 0x01 }
#define GNUTLS_RSA_NULL_SHA1 { 0x00, 0x02 }
#define GNUTLS_RSA_NULL_SHA256 { 0x00, 0x3B }

/* ANONymous cipher suites.
 */

#define GNUTLS_DH_ANON_3DES_EDE_CBC_SHA1 { 0x00, 0x1B }
#define GNUTLS_DH_ANON_ARCFOUR_128_MD5 { 0x00, 0x18 }

 /* rfc3268: */
#define GNUTLS_DH_ANON_AES_128_CBC_SHA1 { 0x00, 0x34 }
#define GNUTLS_DH_ANON_AES_256_CBC_SHA1 { 0x00, 0x3A }

/* rfc4132 */
#define GNUTLS_DH_ANON_CAMELLIA_128_CBC_SHA1 { 0x00,0x46 }
#define GNUTLS_DH_ANON_CAMELLIA_256_CBC_SHA1 { 0x00,0x89 }

/* rfc5932 */
#define GNUTLS_RSA_CAMELLIA_128_CBC_SHA256     { 0x00,0xBA }
#define GNUTLS_DHE_DSS_CAMELLIA_128_CBC_SHA256 { 0x00,0xBD }
#define GNUTLS_DHE_RSA_CAMELLIA_128_CBC_SHA256 { 0x00,0xBE }
#define GNUTLS_DH_ANON_CAMELLIA_128_CBC_SHA256 { 0x00,0xBF }
#define GNUTLS_RSA_CAMELLIA_256_CBC_SHA256     { 0x00,0xC0 }
#define GNUTLS_DHE_DSS_CAMELLIA_256_CBC_SHA256 { 0x00,0xC3 }
#define GNUTLS_DHE_RSA_CAMELLIA_256_CBC_SHA256 { 0x00,0xC4 }
#define GNUTLS_DH_ANON_CAMELLIA_256_CBC_SHA256 { 0x00,0xC5 }

/* rfc6367 */
#define GNUTLS_ECDHE_ECDSA_CAMELLIA_128_CBC_SHA256 { 0xC0,0x72 }
#define GNUTLS_ECDHE_ECDSA_CAMELLIA_256_CBC_SHA384 { 0xC0,0x73 }
#define GNUTLS_ECDHE_RSA_CAMELLIA_128_CBC_SHA256   { 0xC0,0x76 }
#define GNUTLS_ECDHE_RSA_CAMELLIA_256_CBC_SHA384   { 0xC0,0x77 }
#define GNUTLS_PSK_CAMELLIA_128_CBC_SHA256     { 0xC0,0x94 }
#define GNUTLS_PSK_CAMELLIA_256_CBC_SHA384     { 0xC0,0x95 }
#define GNUTLS_DHE_PSK_CAMELLIA_128_CBC_SHA256 { 0xC0,0x96 }
#define GNUTLS_DHE_PSK_CAMELLIA_256_CBC_SHA384 { 0xC0,0x97 }
#define GNUTLS_RSA_PSK_CAMELLIA_128_CBC_SHA256 { 0xC0,0x98 }
#define GNUTLS_RSA_PSK_CAMELLIA_256_CBC_SHA384 { 0xC0,0x99 }
#define GNUTLS_ECDHE_PSK_CAMELLIA_128_CBC_SHA256 { 0xC0,0x9A }
#define GNUTLS_ECDHE_PSK_CAMELLIA_256_CBC_SHA384 { 0xC0,0x9B }

#define GNUTLS_RSA_CAMELLIA_128_GCM_SHA256	  { 0xC0, 0x7A }
#define GNUTLS_RSA_CAMELLIA_256_GCM_SHA384	  { 0xC0,0x7B }
#define GNUTLS_DHE_RSA_CAMELLIA_128_GCM_SHA256      { 0xC0,0x7C }
#define GNUTLS_DHE_RSA_CAMELLIA_256_GCM_SHA384      { 0xC0,0x7D }
#define GNUTLS_DHE_DSS_CAMELLIA_128_GCM_SHA256      { 0xC0,0x80 }
#define GNUTLS_DHE_DSS_CAMELLIA_256_GCM_SHA384      { 0xC0,0x81 }
#define GNUTLS_DH_ANON_CAMELLIA_128_GCM_SHA256      { 0xC0,0x84 }
#define GNUTLS_DH_ANON_CAMELLIA_256_GCM_SHA384      { 0xC0,0x85 }
#define GNUTLS_ECDHE_ECDSA_CAMELLIA_128_GCM_SHA256  { 0xC0,0x86 }
#define GNUTLS_ECDHE_ECDSA_CAMELLIA_256_GCM_SHA384  { 0xC0,0x87 }
#define GNUTLS_ECDHE_RSA_CAMELLIA_128_GCM_SHA256    { 0xC0,0x8A }
#define GNUTLS_ECDHE_RSA_CAMELLIA_256_GCM_SHA384    { 0xC0,0x8B }
#define GNUTLS_PSK_CAMELLIA_128_GCM_SHA256	{ 0xC0,0x8E }
#define GNUTLS_PSK_CAMELLIA_256_GCM_SHA384	{ 0xC0,0x8F }
#define GNUTLS_DHE_PSK_CAMELLIA_128_GCM_SHA256    { 0xC0,0x90 }
#define GNUTLS_DHE_PSK_CAMELLIA_256_GCM_SHA384    { 0xC0,0x91 }
#define GNUTLS_RSA_PSK_CAMELLIA_128_GCM_SHA256    { 0xC0,0x92 }
#define GNUTLS_RSA_PSK_CAMELLIA_256_GCM_SHA384    { 0xC0,0x93 }

#define GNUTLS_DH_ANON_AES_128_CBC_SHA256 { 0x00, 0x6C }
#define GNUTLS_DH_ANON_AES_256_CBC_SHA256 { 0x00, 0x6D }

/* draft-ietf-tls-chacha20-poly1305-02 */
#define GNUTLS_ECDHE_RSA_CHACHA20_POLY1305      { 0xCC, 0xA8 }
#define GNUTLS_ECDHE_ECDSA_CHACHA20_POLY1305	{ 0xCC, 0xA9 }
#define GNUTLS_DHE_RSA_CHACHA20_POLY1305	{ 0xCC, 0xAA }

#define GNUTLS_PSK_CHACHA20_POLY1305		{ 0xCC, 0xAB }
#define GNUTLS_ECDHE_PSK_CHACHA20_POLY1305	{ 0xCC, 0xAC }
#define GNUTLS_DHE_PSK_CHACHA20_POLY1305	{ 0xCC, 0xAD }
#define GNUTLS_RSA_PSK_CHACHA20_POLY1305	{ 0xCC, 0xAE }

/* PSK (not in TLS 1.0)
 * draft-ietf-tls-psk:
 */
#define GNUTLS_PSK_ARCFOUR_128_SHA1 { 0x00, 0x8A }
#define GNUTLS_PSK_3DES_EDE_CBC_SHA1 { 0x00, 0x8B }
#define GNUTLS_PSK_AES_128_CBC_SHA1 { 0x00, 0x8C }
#define GNUTLS_PSK_AES_256_CBC_SHA1 { 0x00, 0x8D }

#define GNUTLS_DHE_PSK_ARCFOUR_128_SHA1 { 0x00, 0x8E }
#define GNUTLS_DHE_PSK_3DES_EDE_CBC_SHA1 { 0x00, 0x8F }
#define GNUTLS_DHE_PSK_AES_128_CBC_SHA1 { 0x00, 0x90 }
#define GNUTLS_DHE_PSK_AES_256_CBC_SHA1 { 0x00, 0x91 }

#define GNUTLS_RSA_PSK_ARCFOUR_128_SHA1 { 0x00, 0x92 }
#define GNUTLS_RSA_PSK_3DES_EDE_CBC_SHA1 { 0x00, 0x93 }
#define GNUTLS_RSA_PSK_AES_128_CBC_SHA1 { 0x00, 0x94 }
#define GNUTLS_RSA_PSK_AES_256_CBC_SHA1 { 0x00, 0x95 }

/* SRP (rfc5054)
 */
#define GNUTLS_SRP_SHA_3DES_EDE_CBC_SHA1 { 0xC0, 0x1A }
#define GNUTLS_SRP_SHA_RSA_3DES_EDE_CBC_SHA1 { 0xC0, 0x1B }
#define GNUTLS_SRP_SHA_DSS_3DES_EDE_CBC_SHA1 { 0xC0, 0x1C }

#define GNUTLS_SRP_SHA_AES_128_CBC_SHA1 { 0xC0, 0x1D }
#define GNUTLS_SRP_SHA_RSA_AES_128_CBC_SHA1 { 0xC0, 0x1E }
#define GNUTLS_SRP_SHA_DSS_AES_128_CBC_SHA1 { 0xC0, 0x1F }

#define GNUTLS_SRP_SHA_AES_256_CBC_SHA1 { 0xC0, 0x20 }
#define GNUTLS_SRP_SHA_RSA_AES_256_CBC_SHA1 { 0xC0, 0x21 }
#define GNUTLS_SRP_SHA_DSS_AES_256_CBC_SHA1 { 0xC0, 0x22 }

/* RSA
 */
#define GNUTLS_RSA_ARCFOUR_128_SHA1 { 0x00, 0x05 }
#define GNUTLS_RSA_ARCFOUR_128_MD5 { 0x00, 0x04 }
#define GNUTLS_RSA_3DES_EDE_CBC_SHA1 { 0x00, 0x0A }

/* rfc3268:
 */
#define GNUTLS_RSA_AES_128_CBC_SHA1 { 0x00, 0x2F }
#define GNUTLS_RSA_AES_256_CBC_SHA1 { 0x00, 0x35 }

/* rfc4132 */
#define GNUTLS_RSA_CAMELLIA_128_CBC_SHA1 { 0x00,0x41 }
#define GNUTLS_RSA_CAMELLIA_256_CBC_SHA1 { 0x00,0x84 }

#define GNUTLS_RSA_AES_128_CBC_SHA256 { 0x00, 0x3C }
#define GNUTLS_RSA_AES_256_CBC_SHA256 { 0x00, 0x3D }

/* DHE DSS
 */
#define GNUTLS_DHE_DSS_3DES_EDE_CBC_SHA1 { 0x00, 0x13 }


/* draft-ietf-tls-56-bit-ciphersuites-01:
 */
#define GNUTLS_DHE_DSS_ARCFOUR_128_SHA1 { 0x00, 0x66 }


/* rfc3268:
 */
#define GNUTLS_DHE_DSS_AES_256_CBC_SHA1 { 0x00, 0x38 }
#define GNUTLS_DHE_DSS_AES_128_CBC_SHA1 { 0x00, 0x32 }

/* rfc4132 */
#define GNUTLS_DHE_DSS_CAMELLIA_128_CBC_SHA1 { 0x00,0x44 }
#define GNUTLS_DHE_DSS_CAMELLIA_256_CBC_SHA1 { 0x00,0x87 }

#define GNUTLS_DHE_DSS_AES_128_CBC_SHA256 { 0x00, 0x40 }
#define GNUTLS_DHE_DSS_AES_256_CBC_SHA256 { 0x00, 0x6A }

/* DHE RSA
 */
#define GNUTLS_DHE_RSA_3DES_EDE_CBC_SHA1 { 0x00, 0x16 }

/* rfc3268:
 */
#define GNUTLS_DHE_RSA_AES_128_CBC_SHA1 { 0x00, 0x33 }
#define GNUTLS_DHE_RSA_AES_256_CBC_SHA1 { 0x00, 0x39 }

/* rfc4132 */
#define GNUTLS_DHE_RSA_CAMELLIA_128_CBC_SHA1 { 0x00,0x45 }
#define GNUTLS_DHE_RSA_CAMELLIA_256_CBC_SHA1 { 0x00,0x88 }

#define GNUTLS_DHE_RSA_AES_128_CBC_SHA256 { 0x00, 0x67 }
#define GNUTLS_DHE_RSA_AES_256_CBC_SHA256 { 0x00, 0x6B }

/* GCM: RFC5288 */
#define GNUTLS_RSA_AES_128_GCM_SHA256 { 0x00, 0x9C }
#define GNUTLS_DHE_RSA_AES_128_GCM_SHA256 {0x00,0x9E}
#define GNUTLS_DHE_DSS_AES_128_GCM_SHA256 {0x00,0xA2}
#define GNUTLS_DH_ANON_AES_128_GCM_SHA256 {0x00,0xA6}
#define GNUTLS_RSA_AES_256_GCM_SHA384 { 0x00, 0x9D }
#define GNUTLS_DHE_RSA_AES_256_GCM_SHA384 {0x00,0x9F}
#define GNUTLS_DHE_DSS_AES_256_GCM_SHA384 {0x00,0xA3}
#define GNUTLS_DH_ANON_AES_256_GCM_SHA384 {0x00,0xA7}

/* CCM: RFC6655/7251 */
#define GNUTLS_RSA_AES_128_CCM { 0xC0, 0x9C }
#define GNUTLS_RSA_AES_256_CCM { 0xC0, 0x9D }
#define GNUTLS_DHE_RSA_AES_128_CCM {0xC0,0x9E}
#define GNUTLS_DHE_RSA_AES_256_CCM {0xC0,0x9F}

#define GNUTLS_ECDHE_ECDSA_AES_128_CCM {0xC0,0xAC}
#define GNUTLS_ECDHE_ECDSA_AES_256_CCM {0xC0,0xAD}

#define GNUTLS_PSK_AES_128_CCM { 0xC0, 0xA4 }
#define GNUTLS_PSK_AES_256_CCM { 0xC0, 0xA5 }
#define GNUTLS_DHE_PSK_AES_128_CCM {0xC0,0xA6}
#define GNUTLS_DHE_PSK_AES_256_CCM {0xC0,0xA7}

/* CCM-8: RFC6655/7251 */
#define GNUTLS_RSA_AES_128_CCM_8 { 0xC0, 0xA0 }
#define GNUTLS_RSA_AES_256_CCM_8 { 0xC0, 0xA1 }
#define GNUTLS_DHE_RSA_AES_128_CCM_8 {0xC0,0xA2}
#define GNUTLS_DHE_RSA_AES_256_CCM_8 {0xC0,0xA3}

#define GNUTLS_ECDHE_ECDSA_AES_128_CCM_8 {0xC0,0xAE}
#define GNUTLS_ECDHE_ECDSA_AES_256_CCM_8 {0xC0,0xAF}

#define GNUTLS_PSK_AES_128_CCM_8 { 0xC0, 0xA8 }
#define GNUTLS_PSK_AES_256_CCM_8 { 0xC0, 0xA9 }
#define GNUTLS_DHE_PSK_AES_128_CCM_8 {0xC0,0xAA}
#define GNUTLS_DHE_PSK_AES_256_CCM_8 {0xC0,0xAB}


/* RFC 5487 */
/* GCM-PSK */
#define GNUTLS_PSK_AES_128_GCM_SHA256 { 0x00, 0xA8 }
#define GNUTLS_DHE_PSK_AES_128_GCM_SHA256 { 0x00, 0xAA }
#define GNUTLS_PSK_AES_256_GCM_SHA384 { 0x00, 0xA9 }
#define GNUTLS_DHE_PSK_AES_256_GCM_SHA384 { 0x00, 0xAB }

#define GNUTLS_PSK_AES_256_CBC_SHA384     { 0x00,0xAF }
#define GNUTLS_PSK_NULL_SHA384	    { 0x00,0xB1 }
#define GNUTLS_DHE_PSK_AES_256_CBC_SHA384 { 0x00,0xB3 }
#define GNUTLS_DHE_PSK_NULL_SHA384	{ 0x00,0xB5 }

#define GNUTLS_PSK_NULL_SHA1	      { 0x00,0x2C }
#define GNUTLS_DHE_PSK_NULL_SHA1	  { 0x00,0x2D }
#define GNUTLS_RSA_PSK_NULL_SHA1	  { 0x00,0x2E }
#define GNUTLS_ECDHE_PSK_NULL_SHA1	{ 0xC0,0x39 }

#define GNUTLS_RSA_PSK_AES_128_GCM_SHA256 { 0x00,0xAC }
#define GNUTLS_RSA_PSK_AES_256_GCM_SHA384 { 0x00,0xAD }
#define GNUTLS_RSA_PSK_AES_128_CBC_SHA256 { 0x00,0xB6 }
#define GNUTLS_RSA_PSK_AES_256_CBC_SHA384 { 0x00,0xB7 }
#define GNUTLS_RSA_PSK_NULL_SHA256	{ 0x00,0xB8 }
#define GNUTLS_RSA_PSK_NULL_SHA384	{ 0x00,0xB9 }


/* PSK - SHA256 HMAC */
#define GNUTLS_PSK_AES_128_CBC_SHA256 { 0x00, 0xAE }
#define GNUTLS_DHE_PSK_AES_128_CBC_SHA256 { 0x00, 0xB2 }

#define GNUTLS_PSK_NULL_SHA256 { 0x00, 0xB0 }
#define GNUTLS_DHE_PSK_NULL_SHA256 { 0x00, 0xB4 }

/* ECC */
#define GNUTLS_ECDH_ANON_NULL_SHA1 { 0xC0, 0x15 }
#define GNUTLS_ECDH_ANON_3DES_EDE_CBC_SHA1 { 0xC0, 0x17 }
#define GNUTLS_ECDH_ANON_AES_128_CBC_SHA1 { 0xC0, 0x18 }
#define GNUTLS_ECDH_ANON_AES_256_CBC_SHA1 { 0xC0, 0x19 }
#define GNUTLS_ECDH_ANON_ARCFOUR_128_SHA1 { 0xC0, 0x16 }

/* ECC-RSA */
#define GNUTLS_ECDHE_RSA_NULL_SHA1 { 0xC0, 0x10 }
#define GNUTLS_ECDHE_RSA_3DES_EDE_CBC_SHA1 { 0xC0, 0x12 }
#define GNUTLS_ECDHE_RSA_AES_128_CBC_SHA1 { 0xC0, 0x13 }
#define GNUTLS_ECDHE_RSA_AES_256_CBC_SHA1 { 0xC0, 0x14 }
#define GNUTLS_ECDHE_RSA_ARCFOUR_128_SHA1 { 0xC0, 0x11 }

/* ECC-ECDSA */
#define GNUTLS_ECDHE_ECDSA_NULL_SHA1	   { 0xC0, 0x06 }
#define GNUTLS_ECDHE_ECDSA_3DES_EDE_CBC_SHA1   { 0xC0, 0x08 }
#define GNUTLS_ECDHE_ECDSA_AES_128_CBC_SHA1    { 0xC0, 0x09 }
#define GNUTLS_ECDHE_ECDSA_AES_256_CBC_SHA1    { 0xC0, 0x0A }
#define GNUTLS_ECDHE_ECDSA_ARCFOUR_128_SHA1 { 0xC0, 0x07 }

/* RFC5289 */
/* ECC with SHA2 */
#define GNUTLS_ECDHE_ECDSA_AES_128_CBC_SHA256     {0xC0,0x23}
#define GNUTLS_ECDHE_RSA_AES_128_CBC_SHA256       {0xC0,0x27}
#define GNUTLS_ECDHE_RSA_AES_256_CBC_SHA384       { 0xC0,0x28 }

/* ECC with AES-GCM */
#define GNUTLS_ECDHE_ECDSA_AES_128_GCM_SHA256   {0xC0,0x2B}
#define GNUTLS_ECDHE_RSA_AES_128_GCM_SHA256     {0xC0,0x2F}
#define GNUTLS_ECDHE_RSA_AES_256_GCM_SHA384     {0xC0,0x30}

/* SuiteB */
#define GNUTLS_ECDHE_ECDSA_AES_256_GCM_SHA384   {0xC0,0x2C}
#define GNUTLS_ECDHE_ECDSA_AES_256_CBC_SHA384   {0xC0,0x24}


/* ECC with PSK */
#define GNUTLS_ECDHE_PSK_3DES_EDE_CBC_SHA1 { 0xC0, 0x34 }
#define GNUTLS_ECDHE_PSK_AES_128_CBC_SHA1 { 0xC0, 0x35 }
#define GNUTLS_ECDHE_PSK_AES_256_CBC_SHA1 { 0xC0, 0x36 }
#define GNUTLS_ECDHE_PSK_AES_128_CBC_SHA256 { 0xC0, 0x37 }
#define GNUTLS_ECDHE_PSK_AES_256_CBC_SHA384 { 0xC0, 0x38 }
#define GNUTLS_ECDHE_PSK_ARCFOUR_128_SHA1 { 0xC0, 0x33 }
#define GNUTLS_ECDHE_PSK_NULL_SHA256 { 0xC0, 0x3A }
#define GNUTLS_ECDHE_PSK_NULL_SHA384 { 0xC0, 0x3B }

#define CIPHER_SUITES_COUNT (sizeof(cs_algorithms)/sizeof(gnutls_cipher_suite_entry_st)-1)

/* The following is a potential list of ciphersuites. For the options to be
 * available, the ciphers and MACs must be available to gnutls as well.
 */
static const gnutls_cipher_suite_entry_st cs_algorithms[] = {
/* TLS 1.3 */
	ENTRY_TLS13(GNUTLS_AES_128_GCM_SHA256,
		    GNUTLS_CIPHER_AES_128_GCM,
		    GNUTLS_TLS1_3,
		    GNUTLS_MAC_SHA256),

	ENTRY_TLS13(GNUTLS_AES_256_GCM_SHA384,
		    GNUTLS_CIPHER_AES_256_GCM,
		    GNUTLS_TLS1_3,
		    GNUTLS_MAC_SHA384),

	ENTRY_TLS13(GNUTLS_CHACHA20_POLY1305_SHA256,
		    GNUTLS_CIPHER_CHACHA20_POLY1305,
		    GNUTLS_TLS1_3,
		    GNUTLS_MAC_SHA256),

	ENTRY_TLS13(GNUTLS_AES_128_CCM_SHA256,
		    GNUTLS_CIPHER_AES_128_CCM,
		    GNUTLS_TLS1_3,
		    GNUTLS_MAC_SHA256),

	ENTRY_TLS13(GNUTLS_AES_128_CCM_8_SHA256,
		    GNUTLS_CIPHER_AES_128_CCM_8,
		    GNUTLS_TLS1_3,
		    GNUTLS_MAC_SHA256),

	/* RSA-NULL */
	ENTRY(GNUTLS_RSA_NULL_MD5,
	      GNUTLS_CIPHER_NULL,
	      GNUTLS_KX_RSA, GNUTLS_MAC_MD5, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_RSA_NULL_SHA1,
	      GNUTLS_CIPHER_NULL,
	      GNUTLS_KX_RSA, GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_RSA_NULL_SHA256,
	      GNUTLS_CIPHER_NULL,
	      GNUTLS_KX_RSA, GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),

	/* RSA */
	ENTRY(GNUTLS_RSA_ARCFOUR_128_SHA1,
	      GNUTLS_CIPHER_ARCFOUR_128,
	      GNUTLS_KX_RSA, GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_VERSION_UNKNOWN),
	ENTRY(GNUTLS_RSA_ARCFOUR_128_MD5,
	      GNUTLS_CIPHER_ARCFOUR_128,
	      GNUTLS_KX_RSA, GNUTLS_MAC_MD5, GNUTLS_SSL3,
	      GNUTLS_VERSION_UNKNOWN),
	ENTRY(GNUTLS_RSA_3DES_EDE_CBC_SHA1,
	      GNUTLS_CIPHER_3DES_CBC,
	      GNUTLS_KX_RSA, GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_RSA_AES_128_CBC_SHA1,
	      GNUTLS_CIPHER_AES_128_CBC, GNUTLS_KX_RSA,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_RSA_AES_256_CBC_SHA1,
	      GNUTLS_CIPHER_AES_256_CBC, GNUTLS_KX_RSA,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),

	ENTRY(GNUTLS_RSA_CAMELLIA_128_CBC_SHA256,
	      GNUTLS_CIPHER_CAMELLIA_128_CBC, GNUTLS_KX_RSA,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_RSA_CAMELLIA_256_CBC_SHA256,
	      GNUTLS_CIPHER_CAMELLIA_256_CBC, GNUTLS_KX_RSA,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_RSA_CAMELLIA_128_CBC_SHA1,
	      GNUTLS_CIPHER_CAMELLIA_128_CBC, GNUTLS_KX_RSA,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_RSA_CAMELLIA_256_CBC_SHA1,
	      GNUTLS_CIPHER_CAMELLIA_256_CBC, GNUTLS_KX_RSA,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_RSA_AES_128_CBC_SHA256,
	      GNUTLS_CIPHER_AES_128_CBC, GNUTLS_KX_RSA,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_RSA_AES_256_CBC_SHA256,
	      GNUTLS_CIPHER_AES_256_CBC, GNUTLS_KX_RSA,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),


/* GCM */
	ENTRY(GNUTLS_RSA_AES_128_GCM_SHA256,
	      GNUTLS_CIPHER_AES_128_GCM, GNUTLS_KX_RSA,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY_PRF(GNUTLS_RSA_AES_256_GCM_SHA384,
		  GNUTLS_CIPHER_AES_256_GCM, GNUTLS_KX_RSA,
		  GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),
	ENTRY(GNUTLS_RSA_CAMELLIA_128_GCM_SHA256,
	      GNUTLS_CIPHER_CAMELLIA_128_GCM, GNUTLS_KX_RSA,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY_PRF(GNUTLS_RSA_CAMELLIA_256_GCM_SHA384,
		  GNUTLS_CIPHER_CAMELLIA_256_GCM, GNUTLS_KX_RSA,
		  GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),

/* CCM */
	ENTRY(GNUTLS_RSA_AES_128_CCM,
	      GNUTLS_CIPHER_AES_128_CCM, GNUTLS_KX_RSA,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_RSA_AES_256_CCM,
	      GNUTLS_CIPHER_AES_256_CCM, GNUTLS_KX_RSA,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),


/* CCM_8 */
	ENTRY(GNUTLS_RSA_AES_128_CCM_8,
	      GNUTLS_CIPHER_AES_128_CCM_8, GNUTLS_KX_RSA,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_RSA_AES_256_CCM_8,
	      GNUTLS_CIPHER_AES_256_CCM_8, GNUTLS_KX_RSA,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),


	/* DHE_DSS */
#ifdef ENABLE_DHE
	ENTRY(GNUTLS_DHE_DSS_ARCFOUR_128_SHA1,
	      GNUTLS_CIPHER_ARCFOUR_128, GNUTLS_KX_DHE_DSS,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_VERSION_UNKNOWN),
	ENTRY(GNUTLS_DHE_DSS_3DES_EDE_CBC_SHA1,
	      GNUTLS_CIPHER_3DES_CBC, GNUTLS_KX_DHE_DSS,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_DHE_DSS_AES_128_CBC_SHA1,
	      GNUTLS_CIPHER_AES_128_CBC, GNUTLS_KX_DHE_DSS,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_DHE_DSS_AES_256_CBC_SHA1,
	      GNUTLS_CIPHER_AES_256_CBC, GNUTLS_KX_DHE_DSS,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_DHE_DSS_CAMELLIA_128_CBC_SHA256,
	      GNUTLS_CIPHER_CAMELLIA_128_CBC,
	      GNUTLS_KX_DHE_DSS,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_DHE_DSS_CAMELLIA_256_CBC_SHA256,
	      GNUTLS_CIPHER_CAMELLIA_256_CBC,
	      GNUTLS_KX_DHE_DSS,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),

	ENTRY(GNUTLS_DHE_DSS_CAMELLIA_128_CBC_SHA1,
	      GNUTLS_CIPHER_CAMELLIA_128_CBC,
	      GNUTLS_KX_DHE_DSS,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_DHE_DSS_CAMELLIA_256_CBC_SHA1,
	      GNUTLS_CIPHER_CAMELLIA_256_CBC,
	      GNUTLS_KX_DHE_DSS,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_DHE_DSS_AES_128_CBC_SHA256,
	      GNUTLS_CIPHER_AES_128_CBC, GNUTLS_KX_DHE_DSS,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_DHE_DSS_AES_256_CBC_SHA256,
	      GNUTLS_CIPHER_AES_256_CBC, GNUTLS_KX_DHE_DSS,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
/* GCM */
	ENTRY(GNUTLS_DHE_DSS_AES_128_GCM_SHA256,
	      GNUTLS_CIPHER_AES_128_GCM, GNUTLS_KX_DHE_DSS,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY_PRF(GNUTLS_DHE_DSS_AES_256_GCM_SHA384,
		  GNUTLS_CIPHER_AES_256_GCM, GNUTLS_KX_DHE_DSS,
		  GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),
	ENTRY(GNUTLS_DHE_DSS_CAMELLIA_128_GCM_SHA256,
	      GNUTLS_CIPHER_CAMELLIA_128_GCM, GNUTLS_KX_DHE_DSS,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY_PRF(GNUTLS_DHE_DSS_CAMELLIA_256_GCM_SHA384,
		  GNUTLS_CIPHER_CAMELLIA_256_GCM, GNUTLS_KX_DHE_DSS,
		  GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),

	/* DHE_RSA */
	ENTRY(GNUTLS_DHE_RSA_3DES_EDE_CBC_SHA1,
	      GNUTLS_CIPHER_3DES_CBC, GNUTLS_KX_DHE_RSA,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_DHE_RSA_AES_128_CBC_SHA1,
	      GNUTLS_CIPHER_AES_128_CBC, GNUTLS_KX_DHE_RSA,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_DHE_RSA_AES_256_CBC_SHA1,
	      GNUTLS_CIPHER_AES_256_CBC, GNUTLS_KX_DHE_RSA,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_DHE_RSA_CAMELLIA_128_CBC_SHA256,
	      GNUTLS_CIPHER_CAMELLIA_128_CBC,
	      GNUTLS_KX_DHE_RSA,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_DHE_RSA_CAMELLIA_256_CBC_SHA256,
	      GNUTLS_CIPHER_CAMELLIA_256_CBC,
	      GNUTLS_KX_DHE_RSA,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_DHE_RSA_CAMELLIA_128_CBC_SHA1,
	      GNUTLS_CIPHER_CAMELLIA_128_CBC,
	      GNUTLS_KX_DHE_RSA,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_DHE_RSA_CAMELLIA_256_CBC_SHA1,
	      GNUTLS_CIPHER_CAMELLIA_256_CBC,
	      GNUTLS_KX_DHE_RSA,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_DHE_RSA_AES_128_CBC_SHA256,
	      GNUTLS_CIPHER_AES_128_CBC, GNUTLS_KX_DHE_RSA,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_DHE_RSA_AES_256_CBC_SHA256,
	      GNUTLS_CIPHER_AES_256_CBC, GNUTLS_KX_DHE_RSA,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
/* GCM */
	ENTRY(GNUTLS_DHE_RSA_AES_128_GCM_SHA256,
	      GNUTLS_CIPHER_AES_128_GCM, GNUTLS_KX_DHE_RSA,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY_PRF(GNUTLS_DHE_RSA_AES_256_GCM_SHA384,
		  GNUTLS_CIPHER_AES_256_GCM, GNUTLS_KX_DHE_RSA,
		  GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),
	ENTRY(GNUTLS_DHE_RSA_CAMELLIA_128_GCM_SHA256,
	      GNUTLS_CIPHER_CAMELLIA_128_GCM, GNUTLS_KX_DHE_RSA,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY_PRF(GNUTLS_DHE_RSA_CAMELLIA_256_GCM_SHA384,
		  GNUTLS_CIPHER_CAMELLIA_256_GCM, GNUTLS_KX_DHE_RSA,
		  GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),

	ENTRY(GNUTLS_DHE_RSA_CHACHA20_POLY1305,
	      GNUTLS_CIPHER_CHACHA20_POLY1305, GNUTLS_KX_DHE_RSA,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2, GNUTLS_DTLS1_2),

/* CCM */
	ENTRY(GNUTLS_DHE_RSA_AES_128_CCM,
	      GNUTLS_CIPHER_AES_128_CCM, GNUTLS_KX_DHE_RSA,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_DHE_RSA_AES_256_CCM,
	      GNUTLS_CIPHER_AES_256_CCM, GNUTLS_KX_DHE_RSA,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_DHE_RSA_AES_128_CCM_8,
	      GNUTLS_CIPHER_AES_128_CCM_8, GNUTLS_KX_DHE_RSA,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_DHE_RSA_AES_256_CCM_8,
	      GNUTLS_CIPHER_AES_256_CCM_8, GNUTLS_KX_DHE_RSA,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),

#endif				/* DHE */
#ifdef ENABLE_ECDHE
/* ECC-RSA */
	ENTRY(GNUTLS_ECDHE_RSA_NULL_SHA1,
	      GNUTLS_CIPHER_NULL, GNUTLS_KX_ECDHE_RSA,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_ECDHE_RSA_3DES_EDE_CBC_SHA1,
	      GNUTLS_CIPHER_3DES_CBC, GNUTLS_KX_ECDHE_RSA,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_ECDHE_RSA_AES_128_CBC_SHA1,
	      GNUTLS_CIPHER_AES_128_CBC, GNUTLS_KX_ECDHE_RSA,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_ECDHE_RSA_AES_256_CBC_SHA1,
	      GNUTLS_CIPHER_AES_256_CBC, GNUTLS_KX_ECDHE_RSA,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY_PRF(GNUTLS_ECDHE_RSA_AES_256_CBC_SHA384,
		  GNUTLS_CIPHER_AES_256_CBC, GNUTLS_KX_ECDHE_RSA,
		  GNUTLS_MAC_SHA384, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),
	ENTRY(GNUTLS_ECDHE_RSA_ARCFOUR_128_SHA1,
	      GNUTLS_CIPHER_ARCFOUR, GNUTLS_KX_ECDHE_RSA,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_VERSION_UNKNOWN),
	ENTRY(GNUTLS_ECDHE_RSA_CAMELLIA_128_CBC_SHA256,
	      GNUTLS_CIPHER_CAMELLIA_128_CBC, GNUTLS_KX_ECDHE_RSA,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY_PRF(GNUTLS_ECDHE_RSA_CAMELLIA_256_CBC_SHA384,
		  GNUTLS_CIPHER_CAMELLIA_256_CBC, GNUTLS_KX_ECDHE_RSA,
		  GNUTLS_MAC_SHA384, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),

	/* ECDHE-ECDSA */
	ENTRY(GNUTLS_ECDHE_ECDSA_NULL_SHA1,
	      GNUTLS_CIPHER_NULL, GNUTLS_KX_ECDHE_ECDSA,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_ECDHE_ECDSA_3DES_EDE_CBC_SHA1,
	      GNUTLS_CIPHER_3DES_CBC, GNUTLS_KX_ECDHE_ECDSA,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_ECDHE_ECDSA_AES_128_CBC_SHA1,
	      GNUTLS_CIPHER_AES_128_CBC, GNUTLS_KX_ECDHE_ECDSA,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_ECDHE_ECDSA_AES_256_CBC_SHA1,
	      GNUTLS_CIPHER_AES_256_CBC, GNUTLS_KX_ECDHE_ECDSA,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_ECDHE_ECDSA_ARCFOUR_128_SHA1,
	      GNUTLS_CIPHER_ARCFOUR, GNUTLS_KX_ECDHE_ECDSA,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_VERSION_UNKNOWN),
	ENTRY(GNUTLS_ECDHE_ECDSA_CAMELLIA_128_CBC_SHA256,
	      GNUTLS_CIPHER_CAMELLIA_128_CBC, GNUTLS_KX_ECDHE_ECDSA,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY_PRF(GNUTLS_ECDHE_ECDSA_CAMELLIA_256_CBC_SHA384,
		  GNUTLS_CIPHER_CAMELLIA_256_CBC, GNUTLS_KX_ECDHE_ECDSA,
		  GNUTLS_MAC_SHA384, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),

	/* More ECC */

	ENTRY(GNUTLS_ECDHE_ECDSA_AES_128_CBC_SHA256,
	      GNUTLS_CIPHER_AES_128_CBC, GNUTLS_KX_ECDHE_ECDSA,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_ECDHE_RSA_AES_128_CBC_SHA256,
	      GNUTLS_CIPHER_AES_128_CBC, GNUTLS_KX_ECDHE_RSA,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_ECDHE_ECDSA_CAMELLIA_128_GCM_SHA256,
	      GNUTLS_CIPHER_CAMELLIA_128_GCM, GNUTLS_KX_ECDHE_ECDSA,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY_PRF(GNUTLS_ECDHE_ECDSA_CAMELLIA_256_GCM_SHA384,
		  GNUTLS_CIPHER_CAMELLIA_256_GCM, GNUTLS_KX_ECDHE_ECDSA,
		  GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),
	ENTRY(GNUTLS_ECDHE_ECDSA_AES_128_GCM_SHA256,
	      GNUTLS_CIPHER_AES_128_GCM, GNUTLS_KX_ECDHE_ECDSA,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY_PRF(GNUTLS_ECDHE_ECDSA_AES_256_GCM_SHA384,
		  GNUTLS_CIPHER_AES_256_GCM, GNUTLS_KX_ECDHE_ECDSA,
		  GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),
	ENTRY(GNUTLS_ECDHE_RSA_AES_128_GCM_SHA256,
	      GNUTLS_CIPHER_AES_128_GCM, GNUTLS_KX_ECDHE_RSA,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY_PRF(GNUTLS_ECDHE_RSA_AES_256_GCM_SHA384,
		  GNUTLS_CIPHER_AES_256_GCM, GNUTLS_KX_ECDHE_RSA,
		  GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),
	ENTRY_PRF(GNUTLS_ECDHE_ECDSA_AES_256_CBC_SHA384,
		  GNUTLS_CIPHER_AES_256_CBC, GNUTLS_KX_ECDHE_ECDSA,
		  GNUTLS_MAC_SHA384, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),

	ENTRY(GNUTLS_ECDHE_RSA_CAMELLIA_128_GCM_SHA256,
	      GNUTLS_CIPHER_CAMELLIA_128_GCM, GNUTLS_KX_ECDHE_RSA,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY_PRF(GNUTLS_ECDHE_RSA_CAMELLIA_256_GCM_SHA384,
		  GNUTLS_CIPHER_CAMELLIA_256_GCM, GNUTLS_KX_ECDHE_RSA,
		  GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),

	ENTRY(GNUTLS_ECDHE_RSA_CHACHA20_POLY1305,
	      GNUTLS_CIPHER_CHACHA20_POLY1305, GNUTLS_KX_ECDHE_RSA,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),

	ENTRY(GNUTLS_ECDHE_ECDSA_CHACHA20_POLY1305,
	      GNUTLS_CIPHER_CHACHA20_POLY1305, GNUTLS_KX_ECDHE_ECDSA,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),

	ENTRY(GNUTLS_ECDHE_ECDSA_AES_128_CCM,
	      GNUTLS_CIPHER_AES_128_CCM, GNUTLS_KX_ECDHE_ECDSA,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_ECDHE_ECDSA_AES_256_CCM,
	      GNUTLS_CIPHER_AES_256_CCM, GNUTLS_KX_ECDHE_ECDSA,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_ECDHE_ECDSA_AES_128_CCM_8,
	      GNUTLS_CIPHER_AES_128_CCM_8, GNUTLS_KX_ECDHE_ECDSA,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_ECDHE_ECDSA_AES_256_CCM_8,
	      GNUTLS_CIPHER_AES_256_CCM_8, GNUTLS_KX_ECDHE_ECDSA,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
#endif
#ifdef ENABLE_PSK
	/* ECC - PSK */
	ENTRY(GNUTLS_ECDHE_PSK_3DES_EDE_CBC_SHA1,
	      GNUTLS_CIPHER_3DES_CBC, GNUTLS_KX_ECDHE_PSK,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_ECDHE_PSK_AES_128_CBC_SHA1,
	      GNUTLS_CIPHER_AES_128_CBC, GNUTLS_KX_ECDHE_PSK,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_ECDHE_PSK_AES_256_CBC_SHA1,
	      GNUTLS_CIPHER_AES_256_CBC, GNUTLS_KX_ECDHE_PSK,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_ECDHE_PSK_AES_128_CBC_SHA256,
	      GNUTLS_CIPHER_AES_128_CBC, GNUTLS_KX_ECDHE_PSK,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY_PRF(GNUTLS_ECDHE_PSK_AES_256_CBC_SHA384,
		  GNUTLS_CIPHER_AES_256_CBC, GNUTLS_KX_ECDHE_PSK,
		  GNUTLS_MAC_SHA384, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),
	ENTRY(GNUTLS_ECDHE_PSK_ARCFOUR_128_SHA1,
	      GNUTLS_CIPHER_ARCFOUR, GNUTLS_KX_ECDHE_PSK,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_VERSION_UNKNOWN),
	ENTRY(GNUTLS_ECDHE_PSK_NULL_SHA1,
	      GNUTLS_CIPHER_NULL, GNUTLS_KX_ECDHE_PSK,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_ECDHE_PSK_NULL_SHA256,
	      GNUTLS_CIPHER_NULL, GNUTLS_KX_ECDHE_PSK,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY_PRF(GNUTLS_ECDHE_PSK_NULL_SHA384,
		  GNUTLS_CIPHER_NULL, GNUTLS_KX_ECDHE_PSK,
		  GNUTLS_MAC_SHA384, GNUTLS_TLS1,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),
	ENTRY(GNUTLS_ECDHE_PSK_CAMELLIA_128_CBC_SHA256,
	      GNUTLS_CIPHER_CAMELLIA_128_CBC, GNUTLS_KX_ECDHE_PSK,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY_PRF(GNUTLS_ECDHE_PSK_CAMELLIA_256_CBC_SHA384,
		  GNUTLS_CIPHER_CAMELLIA_256_CBC, GNUTLS_KX_ECDHE_PSK,
		  GNUTLS_MAC_SHA384, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),

	/* PSK */
	ENTRY(GNUTLS_PSK_ARCFOUR_128_SHA1,
	      GNUTLS_CIPHER_ARCFOUR, GNUTLS_KX_PSK,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_VERSION_UNKNOWN),
	ENTRY(GNUTLS_PSK_3DES_EDE_CBC_SHA1,
	      GNUTLS_CIPHER_3DES_CBC, GNUTLS_KX_PSK,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_PSK_AES_128_CBC_SHA1,
	      GNUTLS_CIPHER_AES_128_CBC, GNUTLS_KX_PSK,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_PSK_AES_256_CBC_SHA1,
	      GNUTLS_CIPHER_AES_256_CBC, GNUTLS_KX_PSK,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_PSK_AES_128_CBC_SHA256,
	      GNUTLS_CIPHER_AES_128_CBC, GNUTLS_KX_PSK,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY_PRF(GNUTLS_PSK_AES_256_GCM_SHA384,
		  GNUTLS_CIPHER_AES_256_GCM, GNUTLS_KX_PSK,
		  GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),
	ENTRY(GNUTLS_PSK_CAMELLIA_128_GCM_SHA256,
	      GNUTLS_CIPHER_CAMELLIA_128_GCM, GNUTLS_KX_PSK,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY_PRF(GNUTLS_PSK_CAMELLIA_256_GCM_SHA384,
		  GNUTLS_CIPHER_CAMELLIA_256_GCM, GNUTLS_KX_PSK,
		  GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),


	ENTRY(GNUTLS_PSK_AES_128_GCM_SHA256,
	      GNUTLS_CIPHER_AES_128_GCM, GNUTLS_KX_PSK,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_PSK_NULL_SHA1,
	      GNUTLS_CIPHER_NULL, GNUTLS_KX_PSK,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_PSK_NULL_SHA256,
	      GNUTLS_CIPHER_NULL, GNUTLS_KX_PSK,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_PSK_CAMELLIA_128_CBC_SHA256,
	      GNUTLS_CIPHER_CAMELLIA_128_CBC, GNUTLS_KX_PSK,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY_PRF(GNUTLS_PSK_CAMELLIA_256_CBC_SHA384,
		  GNUTLS_CIPHER_CAMELLIA_256_CBC, GNUTLS_KX_PSK,
		  GNUTLS_MAC_SHA384, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),

	ENTRY_PRF(GNUTLS_PSK_AES_256_CBC_SHA384,
		  GNUTLS_CIPHER_AES_256_CBC, GNUTLS_KX_PSK,
		  GNUTLS_MAC_SHA384, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),
	ENTRY_PRF(GNUTLS_PSK_NULL_SHA384,
		  GNUTLS_CIPHER_NULL, GNUTLS_KX_PSK,
		  GNUTLS_MAC_SHA384, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),

	/* RSA-PSK */
	ENTRY(GNUTLS_RSA_PSK_ARCFOUR_128_SHA1,
	      GNUTLS_CIPHER_ARCFOUR, GNUTLS_KX_RSA_PSK,
	      GNUTLS_MAC_SHA1, GNUTLS_TLS1,
	      GNUTLS_VERSION_UNKNOWN),
	ENTRY(GNUTLS_RSA_PSK_3DES_EDE_CBC_SHA1,
	      GNUTLS_CIPHER_3DES_CBC, GNUTLS_KX_RSA_PSK,
	      GNUTLS_MAC_SHA1, GNUTLS_TLS1,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_RSA_PSK_AES_128_CBC_SHA1,
	      GNUTLS_CIPHER_AES_128_CBC, GNUTLS_KX_RSA_PSK,
	      GNUTLS_MAC_SHA1, GNUTLS_TLS1,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_RSA_PSK_AES_256_CBC_SHA1,
	      GNUTLS_CIPHER_AES_256_CBC, GNUTLS_KX_RSA_PSK,
	      GNUTLS_MAC_SHA1, GNUTLS_TLS1,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_RSA_PSK_CAMELLIA_128_GCM_SHA256,
	      GNUTLS_CIPHER_CAMELLIA_128_GCM, GNUTLS_KX_RSA_PSK,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY_PRF(GNUTLS_RSA_PSK_CAMELLIA_256_GCM_SHA384,
		  GNUTLS_CIPHER_CAMELLIA_256_GCM, GNUTLS_KX_RSA_PSK,
		  GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),


	ENTRY(GNUTLS_RSA_PSK_AES_128_GCM_SHA256,
	      GNUTLS_CIPHER_AES_128_GCM, GNUTLS_KX_RSA_PSK,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_RSA_PSK_AES_128_CBC_SHA256,
	      GNUTLS_CIPHER_AES_128_CBC, GNUTLS_KX_RSA_PSK,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_RSA_PSK_NULL_SHA1,
	      GNUTLS_CIPHER_NULL, GNUTLS_KX_RSA_PSK,
	      GNUTLS_MAC_SHA1, GNUTLS_TLS1,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_RSA_PSK_NULL_SHA256,
	      GNUTLS_CIPHER_NULL, GNUTLS_KX_RSA_PSK,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY_PRF(GNUTLS_RSA_PSK_AES_256_GCM_SHA384,
		  GNUTLS_CIPHER_AES_256_GCM, GNUTLS_KX_RSA_PSK,
		  GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),
	ENTRY_PRF(GNUTLS_RSA_PSK_AES_256_CBC_SHA384,
		  GNUTLS_CIPHER_AES_256_CBC, GNUTLS_KX_RSA_PSK,
		  GNUTLS_MAC_SHA384, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),
	ENTRY_PRF(GNUTLS_RSA_PSK_NULL_SHA384,
		  GNUTLS_CIPHER_NULL, GNUTLS_KX_RSA_PSK,
		  GNUTLS_MAC_SHA384, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),
	ENTRY(GNUTLS_RSA_PSK_CAMELLIA_128_CBC_SHA256,
	      GNUTLS_CIPHER_CAMELLIA_128_CBC, GNUTLS_KX_RSA_PSK,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY_PRF(GNUTLS_RSA_PSK_CAMELLIA_256_CBC_SHA384,
		  GNUTLS_CIPHER_CAMELLIA_256_CBC, GNUTLS_KX_RSA_PSK,
		  GNUTLS_MAC_SHA384, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),


	/* DHE-PSK */
	ENTRY(GNUTLS_DHE_PSK_ARCFOUR_128_SHA1,
	      GNUTLS_CIPHER_ARCFOUR, GNUTLS_KX_DHE_PSK,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_VERSION_UNKNOWN),
	ENTRY(GNUTLS_DHE_PSK_3DES_EDE_CBC_SHA1,
	      GNUTLS_CIPHER_3DES_CBC, GNUTLS_KX_DHE_PSK,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_DHE_PSK_AES_128_CBC_SHA1,
	      GNUTLS_CIPHER_AES_128_CBC, GNUTLS_KX_DHE_PSK,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_DHE_PSK_AES_256_CBC_SHA1,
	      GNUTLS_CIPHER_AES_256_CBC, GNUTLS_KX_DHE_PSK,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_DHE_PSK_AES_128_CBC_SHA256,
	      GNUTLS_CIPHER_AES_128_CBC, GNUTLS_KX_DHE_PSK,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_DHE_PSK_AES_128_GCM_SHA256,
	      GNUTLS_CIPHER_AES_128_GCM, GNUTLS_KX_DHE_PSK,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_DHE_PSK_NULL_SHA1,
	      GNUTLS_CIPHER_NULL, GNUTLS_KX_DHE_PSK,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_DHE_PSK_NULL_SHA256,
	      GNUTLS_CIPHER_NULL, GNUTLS_KX_DHE_PSK,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY_PRF(GNUTLS_DHE_PSK_NULL_SHA384,
		  GNUTLS_CIPHER_NULL, GNUTLS_KX_DHE_PSK,
		  GNUTLS_MAC_SHA384, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),
	ENTRY_PRF(GNUTLS_DHE_PSK_AES_256_CBC_SHA384,
		  GNUTLS_CIPHER_AES_256_CBC, GNUTLS_KX_DHE_PSK,
		  GNUTLS_MAC_SHA384, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),
	ENTRY_PRF(GNUTLS_DHE_PSK_AES_256_GCM_SHA384,
		  GNUTLS_CIPHER_AES_256_GCM, GNUTLS_KX_DHE_PSK,
		  GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),
	ENTRY(GNUTLS_DHE_PSK_CAMELLIA_128_CBC_SHA256,
	      GNUTLS_CIPHER_CAMELLIA_128_CBC, GNUTLS_KX_DHE_PSK,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY_PRF(GNUTLS_DHE_PSK_CAMELLIA_256_CBC_SHA384,
		  GNUTLS_CIPHER_CAMELLIA_256_CBC, GNUTLS_KX_DHE_PSK,
		  GNUTLS_MAC_SHA384, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),
	ENTRY(GNUTLS_DHE_PSK_CAMELLIA_128_GCM_SHA256,
	      GNUTLS_CIPHER_CAMELLIA_128_GCM, GNUTLS_KX_DHE_PSK,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY_PRF(GNUTLS_DHE_PSK_CAMELLIA_256_GCM_SHA384,
		  GNUTLS_CIPHER_CAMELLIA_256_GCM, GNUTLS_KX_DHE_PSK,
		  GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),

	ENTRY(GNUTLS_PSK_AES_128_CCM,
	      GNUTLS_CIPHER_AES_128_CCM, GNUTLS_KX_PSK,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_PSK_AES_256_CCM,
	      GNUTLS_CIPHER_AES_256_CCM, GNUTLS_KX_PSK,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_DHE_PSK_AES_128_CCM,
	      GNUTLS_CIPHER_AES_128_CCM, GNUTLS_KX_DHE_PSK,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_DHE_PSK_AES_256_CCM,
	      GNUTLS_CIPHER_AES_256_CCM, GNUTLS_KX_DHE_PSK,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_PSK_AES_128_CCM_8,
	      GNUTLS_CIPHER_AES_128_CCM_8, GNUTLS_KX_PSK,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_PSK_AES_256_CCM_8,
	      GNUTLS_CIPHER_AES_256_CCM_8, GNUTLS_KX_PSK,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_DHE_PSK_AES_128_CCM_8,
	      GNUTLS_CIPHER_AES_128_CCM_8, GNUTLS_KX_DHE_PSK,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_DHE_PSK_AES_256_CCM_8,
	      GNUTLS_CIPHER_AES_256_CCM_8, GNUTLS_KX_DHE_PSK,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_DHE_PSK_CHACHA20_POLY1305,
	      GNUTLS_CIPHER_CHACHA20_POLY1305, GNUTLS_KX_DHE_PSK,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2, GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_ECDHE_PSK_CHACHA20_POLY1305,
	      GNUTLS_CIPHER_CHACHA20_POLY1305, GNUTLS_KX_ECDHE_PSK,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2, GNUTLS_DTLS1_2),

	ENTRY(GNUTLS_RSA_PSK_CHACHA20_POLY1305,
	      GNUTLS_CIPHER_CHACHA20_POLY1305, GNUTLS_KX_RSA_PSK,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2, GNUTLS_DTLS1_2),

	ENTRY(GNUTLS_PSK_CHACHA20_POLY1305,
	      GNUTLS_CIPHER_CHACHA20_POLY1305, GNUTLS_KX_PSK,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2, GNUTLS_DTLS1_2),

#endif
#ifdef ENABLE_ANON
	/* DH_ANON */
	ENTRY(GNUTLS_DH_ANON_ARCFOUR_128_MD5,
	      GNUTLS_CIPHER_ARCFOUR_128,
	      GNUTLS_KX_ANON_DH, GNUTLS_MAC_MD5,
	      GNUTLS_SSL3, GNUTLS_VERSION_UNKNOWN),
	ENTRY(GNUTLS_DH_ANON_3DES_EDE_CBC_SHA1,
	      GNUTLS_CIPHER_3DES_CBC, GNUTLS_KX_ANON_DH,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_DH_ANON_AES_128_CBC_SHA1,
	      GNUTLS_CIPHER_AES_128_CBC, GNUTLS_KX_ANON_DH,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_DH_ANON_AES_256_CBC_SHA1,
	      GNUTLS_CIPHER_AES_256_CBC, GNUTLS_KX_ANON_DH,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_DH_ANON_CAMELLIA_128_CBC_SHA256,
	      GNUTLS_CIPHER_CAMELLIA_128_CBC,
	      GNUTLS_KX_ANON_DH,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_DH_ANON_CAMELLIA_256_CBC_SHA256,
	      GNUTLS_CIPHER_CAMELLIA_256_CBC,
	      GNUTLS_KX_ANON_DH,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_DH_ANON_CAMELLIA_128_CBC_SHA1,
	      GNUTLS_CIPHER_CAMELLIA_128_CBC,
	      GNUTLS_KX_ANON_DH,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_DH_ANON_CAMELLIA_256_CBC_SHA1,
	      GNUTLS_CIPHER_CAMELLIA_256_CBC,
	      GNUTLS_KX_ANON_DH,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_DH_ANON_AES_128_CBC_SHA256,
	      GNUTLS_CIPHER_AES_128_CBC, GNUTLS_KX_ANON_DH,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_DH_ANON_AES_256_CBC_SHA256,
	      GNUTLS_CIPHER_AES_256_CBC, GNUTLS_KX_ANON_DH,
	      GNUTLS_MAC_SHA256, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY(GNUTLS_DH_ANON_AES_128_GCM_SHA256,
	      GNUTLS_CIPHER_AES_128_GCM, GNUTLS_KX_ANON_DH,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY_PRF(GNUTLS_DH_ANON_AES_256_GCM_SHA384,
		  GNUTLS_CIPHER_AES_256_GCM, GNUTLS_KX_ANON_DH,
		  GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),
	ENTRY(GNUTLS_DH_ANON_CAMELLIA_128_GCM_SHA256,
	      GNUTLS_CIPHER_CAMELLIA_128_GCM, GNUTLS_KX_ANON_DH,
	      GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
	      GNUTLS_DTLS1_2),
	ENTRY_PRF(GNUTLS_DH_ANON_CAMELLIA_256_GCM_SHA384,
		  GNUTLS_CIPHER_CAMELLIA_256_GCM, GNUTLS_KX_ANON_DH,
		  GNUTLS_MAC_AEAD, GNUTLS_TLS1_2,
		  GNUTLS_DTLS1_2, GNUTLS_MAC_SHA384),

/* ECC-ANON */
	ENTRY(GNUTLS_ECDH_ANON_NULL_SHA1,
	      GNUTLS_CIPHER_NULL, GNUTLS_KX_ANON_ECDH,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_ECDH_ANON_3DES_EDE_CBC_SHA1,
	      GNUTLS_CIPHER_3DES_CBC, GNUTLS_KX_ANON_ECDH,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_ECDH_ANON_AES_128_CBC_SHA1,
	      GNUTLS_CIPHER_AES_128_CBC, GNUTLS_KX_ANON_ECDH,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_ECDH_ANON_AES_256_CBC_SHA1,
	      GNUTLS_CIPHER_AES_256_CBC, GNUTLS_KX_ANON_ECDH,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_ECDH_ANON_ARCFOUR_128_SHA1,
	      GNUTLS_CIPHER_ARCFOUR, GNUTLS_KX_ANON_ECDH,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_VERSION_UNKNOWN),
#endif
#ifdef ENABLE_SRP
	/* SRP */
	ENTRY(GNUTLS_SRP_SHA_3DES_EDE_CBC_SHA1,
	      GNUTLS_CIPHER_3DES_CBC, GNUTLS_KX_SRP,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_SRP_SHA_AES_128_CBC_SHA1,
	      GNUTLS_CIPHER_AES_128_CBC, GNUTLS_KX_SRP,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
	ENTRY(GNUTLS_SRP_SHA_AES_256_CBC_SHA1,
	      GNUTLS_CIPHER_AES_256_CBC, GNUTLS_KX_SRP,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),

	ENTRY(GNUTLS_SRP_SHA_DSS_3DES_EDE_CBC_SHA1,
	      GNUTLS_CIPHER_3DES_CBC, GNUTLS_KX_SRP_DSS,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),

	ENTRY(GNUTLS_SRP_SHA_RSA_3DES_EDE_CBC_SHA1,
	      GNUTLS_CIPHER_3DES_CBC, GNUTLS_KX_SRP_RSA,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),

	ENTRY(GNUTLS_SRP_SHA_DSS_AES_128_CBC_SHA1,
	      GNUTLS_CIPHER_AES_128_CBC, GNUTLS_KX_SRP_DSS,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),

	ENTRY(GNUTLS_SRP_SHA_RSA_AES_128_CBC_SHA1,
	      GNUTLS_CIPHER_AES_128_CBC, GNUTLS_KX_SRP_RSA,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),

	ENTRY(GNUTLS_SRP_SHA_DSS_AES_256_CBC_SHA1,
	      GNUTLS_CIPHER_AES_256_CBC, GNUTLS_KX_SRP_DSS,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),

	ENTRY(GNUTLS_SRP_SHA_RSA_AES_256_CBC_SHA1,
	      GNUTLS_CIPHER_AES_256_CBC, GNUTLS_KX_SRP_RSA,
	      GNUTLS_MAC_SHA1, GNUTLS_SSL3,
	      GNUTLS_DTLS_VERSION_MIN),
#endif


	{0, {0, 0}, 0, 0, 0, 0, 0, 0}
};

#define CIPHER_SUITE_LOOP(b) { \
	const gnutls_cipher_suite_entry_st *p; \
		for(p = cs_algorithms; p->name != NULL; p++) { b ; } }

#define CIPHER_SUITE_ALG_LOOP(a, suite) \
	CIPHER_SUITE_LOOP( if( (p->id[0] == suite[0]) && (p->id[1] == suite[1])) { a; break; } )


/* Cipher Suite's functions */
const gnutls_cipher_suite_entry_st *ciphersuite_to_entry(const uint8_t suite[2])
{
	CIPHER_SUITE_ALG_LOOP(return p, suite);
	return NULL;
}

gnutls_kx_algorithm_t
_gnutls_cipher_suite_get_kx_algo(const uint8_t suite[2])
{
	gnutls_kx_algorithm_t ret = GNUTLS_KX_UNKNOWN;

	CIPHER_SUITE_ALG_LOOP(ret = p->kx_algorithm, suite);
	return ret;

}

const char *_gnutls_cipher_suite_get_name(const uint8_t suite[2])
{
	const char *ret = NULL;

	/* avoid prefix */
	CIPHER_SUITE_ALG_LOOP(ret = p->name + sizeof("GNUTLS_") - 1, suite);

	return ret;
}


const gnutls_cipher_suite_entry_st
    *cipher_suite_get(gnutls_kx_algorithm_t kx_algorithm,
		      gnutls_cipher_algorithm_t cipher_algorithm,
		      gnutls_mac_algorithm_t mac_algorithm)
{
	const gnutls_cipher_suite_entry_st *ret = NULL;

	CIPHER_SUITE_LOOP(
		if (kx_algorithm == p->kx_algorithm &&
			      cipher_algorithm == p->block_algorithm
			      && mac_algorithm == p->mac_algorithm) {
			ret = p; 
			break;
		}
	);

	return ret;
}

/* Returns 0 if the given KX has not the corresponding parameters
 * (DH or RSA) set up. Otherwise returns 1.
 */
static unsigned
check_server_dh_params(gnutls_session_t session,
		    unsigned cred_type,
		    gnutls_kx_algorithm_t kx)
{
	unsigned have_dh_params = 0;

	if (!_gnutls_kx_needs_dh_params(kx)) {
		return 1;
	}

	if (session->internals.have_ffdhe) {
		/* if the client has advertized FFDHE then it doesn't matter
		 * whether we have server DH parameters. They are no good. */
		gnutls_assert();
		return 0;
	}

	/* Read the Diffie-Hellman parameters, if any.
	 */
	if (cred_type == GNUTLS_CRD_CERTIFICATE) {
		gnutls_certificate_credentials_t x509_cred =
		    (gnutls_certificate_credentials_t)
		    _gnutls_get_cred(session, cred_type);

		if (x509_cred != NULL && (x509_cred->dh_params || x509_cred->params_func || x509_cred->dh_sec_param)) {
			have_dh_params = 1;
		}

#ifdef ENABLE_ANON
	} else if (cred_type == GNUTLS_CRD_ANON) {
		gnutls_anon_server_credentials_t anon_cred =
		    (gnutls_anon_server_credentials_t)
		    _gnutls_get_cred(session, cred_type);

		if (anon_cred != NULL && (anon_cred->dh_params || anon_cred->params_func || anon_cred->dh_sec_param)) {
			have_dh_params = 1;
		}
#endif
#ifdef ENABLE_PSK
	} else if (cred_type == GNUTLS_CRD_PSK) {
		gnutls_psk_server_credentials_t psk_cred =
		    (gnutls_psk_server_credentials_t)
		    _gnutls_get_cred(session, cred_type);

		if (psk_cred != NULL && (psk_cred->dh_params || psk_cred->params_func || psk_cred->dh_sec_param)) {
			have_dh_params = 1;
		}
#endif
	} else {
		return 1;	/* no need for params */
	}

	return have_dh_params;
}

/**
 * gnutls_cipher_suite_get_name:
 * @kx_algorithm: is a Key exchange algorithm
 * @cipher_algorithm: is a cipher algorithm
 * @mac_algorithm: is a MAC algorithm
 *
 * Note that the full cipher suite name must be prepended by TLS or
 * SSL depending of the protocol in use.
 *
 * Returns: a string that contains the name of a TLS cipher suite,
 * specified by the given algorithms, or %NULL.
 **/
const char *gnutls_cipher_suite_get_name(gnutls_kx_algorithm_t
					 kx_algorithm,
					 gnutls_cipher_algorithm_t
					 cipher_algorithm,
					 gnutls_mac_algorithm_t
					 mac_algorithm)
{
	const gnutls_cipher_suite_entry_st *ce;

	ce = cipher_suite_get(kx_algorithm, cipher_algorithm,
			      mac_algorithm);
	if (ce == NULL)
		return NULL;
	else
		return ce->name + sizeof("GNUTLS_") - 1;
}

/*-
 * _gnutls_cipher_suite_get_id:
 * @kx_algorithm: is a Key exchange algorithm
 * @cipher_algorithm: is a cipher algorithm
 * @mac_algorithm: is a MAC algorithm
 * @suite: The id to be returned
 *
 * It fills @suite with the ID of the ciphersuite of the provided parameters.
 *
 * Returns: 0 on success or a negative error code otherwise.
 -*/
int
_gnutls_cipher_suite_get_id(gnutls_kx_algorithm_t kx_algorithm,
			    gnutls_cipher_algorithm_t cipher_algorithm,
			    gnutls_mac_algorithm_t mac_algorithm,
			    uint8_t suite[2])
{
	const gnutls_cipher_suite_entry_st *ce;

	ce = cipher_suite_get(kx_algorithm, cipher_algorithm,
			      mac_algorithm);
	if (ce == NULL)
		return GNUTLS_E_INVALID_REQUEST;
	else {
		suite[0] = ce->id[0];
		suite[1] = ce->id[1];
	}
	return 0;
}

/**
 * gnutls_cipher_suite_info:
 * @idx: index of cipher suite to get information about, starts on 0.
 * @cs_id: output buffer with room for 2 bytes, indicating cipher suite value
 * @kx: output variable indicating key exchange algorithm, or %NULL.
 * @cipher: output variable indicating cipher, or %NULL.
 * @mac: output variable indicating MAC algorithm, or %NULL.
 * @min_version: output variable indicating TLS protocol version, or %NULL.
 *
 * Get information about supported cipher suites.  Use the function
 * iteratively to get information about all supported cipher suites.
 * Call with idx=0 to get information about first cipher suite, then
 * idx=1 and so on until the function returns NULL.
 *
 * Returns: the name of @idx cipher suite, and set the information
 * about the cipher suite in the output variables.  If @idx is out of
 * bounds, %NULL is returned.
 **/
const char *gnutls_cipher_suite_info(size_t idx,
				     unsigned char *cs_id,
				     gnutls_kx_algorithm_t * kx,
				     gnutls_cipher_algorithm_t * cipher,
				     gnutls_mac_algorithm_t * mac,
				     gnutls_protocol_t * min_version)
{
	if (idx >= CIPHER_SUITES_COUNT)
		return NULL;

	if (cs_id)
		memcpy(cs_id, cs_algorithms[idx].id, 2);
	if (kx)
		*kx = cs_algorithms[idx].kx_algorithm;
	if (cipher)
		*cipher = cs_algorithms[idx].block_algorithm;
	if (mac)
		*mac = cs_algorithms[idx].mac_algorithm;
	if (min_version)
		*min_version = cs_algorithms[idx].min_version;

	return cs_algorithms[idx].name + sizeof("GNU") - 1;
}

#define VERSION_CHECK(entry) \
			if (is_dtls) { \
				if (entry->min_dtls_version == GNUTLS_VERSION_UNKNOWN || \
				    version->id < entry->min_dtls_version) \
					continue; \
			} else { \
				if (entry->min_version == GNUTLS_VERSION_UNKNOWN || \
				    version->id < entry->min_version) \
					continue; \
			}

#define KX_SRP_CHECKS(kx, action) \
	if (kx == GNUTLS_KX_SRP_RSA || kx == GNUTLS_KX_SRP_DSS) { \
		if (!_gnutls_get_cred(session, GNUTLS_CRD_SRP)) { \
			action; \
		} \
	}

static unsigned kx_is_ok(gnutls_session_t session, gnutls_kx_algorithm_t kx, unsigned cred_type,
			 const gnutls_group_entry_st **sgroup)
{
	if (_gnutls_kx_is_ecc(kx)) {
		if (session->internals.cand_ec_group == NULL) {
			return 0;
		} else {
			*sgroup = session->internals.cand_ec_group;
		}
	} else if (_gnutls_kx_is_dhe(kx)) {
		if (session->internals.cand_dh_group == NULL) {
			if (!check_server_dh_params(session, cred_type, kx)) {
				return 0;
			}
		} else {
			*sgroup = session->internals.cand_dh_group;
		}
	}
	KX_SRP_CHECKS(kx, return 0);

	return 1;
}

int
_gnutls_figure_common_ciphersuite(gnutls_session_t session,
				  const ciphersuite_list_st *peer_clist,
				  const gnutls_cipher_suite_entry_st **ce)
{

	unsigned int i, j;
	int ret;
	const version_entry_st *version = get_version(session);
	unsigned int is_dtls = IS_DTLS(session);
	gnutls_kx_algorithm_t kx;
	gnutls_credentials_type_t cred_type;
	unsigned int no_cert_found = 0;
	const gnutls_group_entry_st *sgroup = NULL;

	if (version == NULL) {
		return gnutls_assert_val(GNUTLS_E_NO_CIPHER_SUITES);
	}

	/* If we didn't receive the supported_groups extension, then
	 * we should assume that SECP256R1 is supported; that is required
	 * by RFC4492, probably to allow SSLv2 hellos negotiate elliptic curve
	 * ciphersuites */
	if (session->internals.cand_ec_group == NULL &&
	    _gnutls_extv_check_saved(&session->internals.hello_ext, GNUTLS_EXTENSION_SUPPORTED_ECC) < 0) {
		session->internals.cand_ec_group = _gnutls_id_to_group(DEFAULT_EC_GROUP);
	}

	if (session->internals.priorities->server_precedence == 0) {
		for (i = 0; i < peer_clist->size; i++) {
			_gnutls_debug_log("checking %.2x.%.2x (%s) for compatibility\n",
				(unsigned)peer_clist->entry[i]->id[0],
				(unsigned)peer_clist->entry[i]->id[1],
				peer_clist->entry[i]->name);
			VERSION_CHECK(peer_clist->entry[i]);

			kx = peer_clist->entry[i]->kx_algorithm;
			cred_type = _gnutls_map_kx_get_cred(kx, 1);

			for (j = 0; j < session->internals.priorities->cs.size; j++) {
				if (session->internals.priorities->cs.entry[j] == peer_clist->entry[i]) {
					sgroup = NULL;
					if (!kx_is_ok(session, kx, cred_type, &sgroup))
						continue;

					if (cred_type == GNUTLS_CRD_CERTIFICATE) {
						ret = _gnutls_server_select_cert(session, peer_clist->entry[i]);
						if (ret < 0) {
							/* couldn't select cert with this ciphersuite */
							gnutls_assert();
							no_cert_found = 1;
							break;
						}
					}

					/* select the group based on the selected ciphersuite */
					if (sgroup)
						_gnutls_session_group_set(session, sgroup);
					*ce = peer_clist->entry[i];
					return 0;
				}
			}
		}
	} else {
		for (j = 0; j < session->internals.priorities->cs.size; j++) {
			VERSION_CHECK(session->internals.priorities->cs.entry[j]);

			for (i = 0; i < peer_clist->size; i++) {
				_gnutls_debug_log("checking %.2x.%.2x (%s) for compatibility\n",
					(unsigned)peer_clist->entry[i]->id[0],
					(unsigned)peer_clist->entry[i]->id[1],
					peer_clist->entry[i]->name);

				if (session->internals.priorities->cs.entry[j] == peer_clist->entry[i]) {
					sgroup = NULL;
					kx = peer_clist->entry[i]->kx_algorithm;
					cred_type = _gnutls_map_kx_get_cred(kx, 1);

					if (!kx_is_ok(session, kx, cred_type, &sgroup))
						break;

					if (cred_type == GNUTLS_CRD_CERTIFICATE) {
						ret = _gnutls_server_select_cert(session, peer_clist->entry[i]);
						if (ret < 0) {
							/* couldn't select cert with this ciphersuite */
							gnutls_assert();
							no_cert_found = 1;
							break;
						}
					}

					/* select the group based on the selected ciphersuite */
					if (sgroup)
						_gnutls_session_group_set(session, sgroup);
					*ce = peer_clist->entry[i];
					return 0;
				}
			}
		}

	}

	/* nothing in common */

	/* RFC7919 requires that we reply with insufficient security if we have
	 * negotiated an FFDHE group, but cannot find a common ciphersuite. However,
	 * we must also distinguish between not matching a ciphersuite due to an
	 * incompatible certificate which we traditionally return GNUTLS_E_INSUFFICIENT_SECURITY.
	 */
	if (!no_cert_found && session->internals.have_ffdhe && session->internals.priorities->groups.have_ffdhe)
		return gnutls_assert_val(GNUTLS_E_INSUFFICIENT_SECURITY);
	else
		return gnutls_assert_val(GNUTLS_E_NO_CIPHER_SUITES);
}

#define CLIENT_VERSION_CHECK(minver, maxver, e) \
			if (is_dtls) { \
				if (e->min_dtls_version > maxver->id) \
					continue; \
			} else { \
				if (e->min_version > maxver->id) \
					continue; \
			}

#define RESERVED_CIPHERSUITES 4
int
_gnutls_get_client_ciphersuites(gnutls_session_t session,
			 gnutls_buffer_st * cdata,
			 const version_entry_st *vmin,
			 unsigned add_scsv)
{

	unsigned int j;
	int ret;
	unsigned int is_dtls = IS_DTLS(session);
	gnutls_kx_algorithm_t kx;
	gnutls_credentials_type_t cred_type;
	uint8_t cipher_suites[MAX_CIPHERSUITE_SIZE*2 + RESERVED_CIPHERSUITES];
	unsigned cipher_suites_size = 0;
	size_t init_length = cdata->length;
	const version_entry_st *vmax;

	vmax = _gnutls_version_max(session);
	if (vmax == NULL)
		return gnutls_assert_val(GNUTLS_E_NO_PRIORITIES_WERE_SET);

	for (j = 0; j < session->internals.priorities->cs.size; j++) {
		CLIENT_VERSION_CHECK(vmin, vmax, session->internals.priorities->cs.entry[j]);

		kx = session->internals.priorities->cs.entry[j]->kx_algorithm;
		if (kx != GNUTLS_KX_UNKNOWN) { /* In TLS 1.3 ciphersuites don't map to credentials */
			cred_type = _gnutls_map_kx_get_cred(kx, 0);

			if (!session->internals.premaster_set && _gnutls_get_cred(session, cred_type) == NULL)
				continue;

			KX_SRP_CHECKS(kx, continue);
		}

		_gnutls_debug_log("Keeping ciphersuite %.2x.%.2x (%s)\n",
				(unsigned)session->internals.priorities->cs.entry[j]->id[0],
				(unsigned)session->internals.priorities->cs.entry[j]->id[1],
				session->internals.priorities->cs.entry[j]->name);
		cipher_suites[cipher_suites_size] = session->internals.priorities->cs.entry[j]->id[0];
		cipher_suites[cipher_suites_size + 1] = session->internals.priorities->cs.entry[j]->id[1];
		cipher_suites_size += 2;

		if (cipher_suites_size >= MAX_CIPHERSUITE_SIZE*2)
			break;
	}
#ifdef ENABLE_SSL3
	if (add_scsv) {
		cipher_suites[cipher_suites_size] = 0x00;
		cipher_suites[cipher_suites_size + 1] = 0xff;
		cipher_suites_size += 2;

		ret = _gnutls_ext_sr_send_cs(session);
		if (ret < 0)
			return gnutls_assert_val(ret);

		_gnutls_extension_list_add_sr(session);
	}
#endif

	if (session->internals.priorities->fallback) {
		cipher_suites[cipher_suites_size] = GNUTLS_FALLBACK_SCSV_MAJOR;
		cipher_suites[cipher_suites_size + 1] = GNUTLS_FALLBACK_SCSV_MINOR;
		cipher_suites_size += 2;
	}

	ret = _gnutls_buffer_append_data_prefix(cdata, 16, cipher_suites, cipher_suites_size);
	if (ret < 0)
		return gnutls_assert_val(ret);

	return cdata->length - init_length;
}

/**
 * gnutls_priority_get_cipher_suite:
 * @pcache: is a #gnutls_prioritity_t type.
 * @idx: is an index number.
 * @sidx: internal index of cipher suite to get information about.
 *
 * Provides the internal ciphersuite index to be used with
 * gnutls_cipher_suite_info(). The index @idx provided is an 
 * index kept at the priorities structure. It might be that a valid
 * priorities index does not correspond to a ciphersuite and in 
 * that case %GNUTLS_E_UNKNOWN_CIPHER_SUITE will be returned. 
 * Once the last available index is crossed then 
 * %GNUTLS_E_REQUESTED_DATA_NOT_AVAILABLE will be returned.
 *
 * Returns: On success it returns %GNUTLS_E_SUCCESS (0), or a negative error value otherwise.
 *
 * Since: 3.0.9
 **/
int
gnutls_priority_get_cipher_suite_index(gnutls_priority_t pcache,
				       unsigned int idx,
				       unsigned int *sidx)
{
	unsigned int i, j;
	unsigned max_tls = 0;
	unsigned max_dtls = 0;

	if (idx >= pcache->cs.size)
		return GNUTLS_E_REQUESTED_DATA_NOT_AVAILABLE;

	/* find max_tls and max_dtls */
	for (j=0;j<pcache->protocol.algorithms;j++) {
		if (pcache->protocol.priority[j] <= GNUTLS_TLS_VERSION_MAX &&
		    pcache->protocol.priority[j] >= max_tls) {
			max_tls = pcache->protocol.priority[j];
		} else if (pcache->protocol.priority[j] <= GNUTLS_DTLS_VERSION_MAX &&
			   pcache->protocol.priority[j] >= max_dtls) {
			max_dtls = pcache->protocol.priority[j];
		}
	}

	for (i = 0; i < CIPHER_SUITES_COUNT; i++) {
		if (pcache->cs.entry[idx] != &cs_algorithms[i])
			continue;

		*sidx = i;
		if (_gnutls_cipher_exists(cs_algorithms[i].block_algorithm) &&
		    _gnutls_mac_exists(cs_algorithms[i].mac_algorithm)) {
			if (max_tls >= cs_algorithms[i].min_version) {
				return 0;
			} else if (max_dtls >= cs_algorithms[i].min_dtls_version) {
				return 0;
			}
		} else
			break;
	}

	return GNUTLS_E_UNKNOWN_CIPHER_SUITE;
}