+/* codes 110-114 are from RFC3546 */
+#define TLS1_AD_UNSUPPORTED_EXTENSION 110
+#define TLS1_AD_CERTIFICATE_UNOBTAINABLE 111
+#define TLS1_AD_UNRECOGNIZED_NAME 112
+#define TLS1_AD_BAD_CERTIFICATE_STATUS_RESPONSE 113
+#define TLS1_AD_BAD_CERTIFICATE_HASH_VALUE 114
+#define TLS1_AD_UNKNOWN_PSK_IDENTITY 115 /* fatal */
+#define TLS1_AD_UNKNOWN_SRP_USERNAME 120 /* fatal */
+#define TLS1_AD_MISSING_SRP_USERNAME 121
+
+/* ExtensionType values from RFC3546 / RFC4366 */
+#define TLSEXT_TYPE_server_name 0
+#define TLSEXT_TYPE_max_fragment_length 1
+#define TLSEXT_TYPE_client_certificate_url 2
+#define TLSEXT_TYPE_trusted_ca_keys 3
+#define TLSEXT_TYPE_truncated_hmac 4
+#define TLSEXT_TYPE_status_request 5
+/* ExtensionType values from RFC4492 */
+#define TLSEXT_TYPE_elliptic_curves 10
+#define TLSEXT_TYPE_ec_point_formats 11
+/* ExtensionType value from RFC5054 */
+#define TLSEXT_TYPE_srp 12
+#define TLSEXT_TYPE_signature_algorithms 13
+#define TLSEXT_TYPE_session_ticket 35
+/* ExtensionType value from draft-rescorla-tls-opaque-prf-input-00.txt */
+#if 0 /* will have to be provided externally for now ,
+ * i.e. build with -DTLSEXT_TYPE_opaque_prf_input=38183
+ * using whatever extension number you'd like to try */
+# define TLSEXT_TYPE_opaque_prf_input ?? */
+#endif
+
+/* Temporary extension type */
+#define TLSEXT_TYPE_renegotiate 0xff01
+
+#ifndef OPENSSL_NO_NEXTPROTONEG
+/* This is not an IANA defined extension number */
+#define TLSEXT_TYPE_next_proto_neg 13172
+#endif
+
+/* NameType value from RFC 3546 */
+#define TLSEXT_NAMETYPE_host_name 0
+/* status request value from RFC 3546 */
+#define TLSEXT_STATUSTYPE_ocsp 1
+
+/* ECPointFormat values from draft-ietf-tls-ecc-12 */
+#define TLSEXT_ECPOINTFORMAT_first 0
+#define TLSEXT_ECPOINTFORMAT_uncompressed 0
+#define TLSEXT_ECPOINTFORMAT_ansiX962_compressed_prime 1
+#define TLSEXT_ECPOINTFORMAT_ansiX962_compressed_char2 2
+#define TLSEXT_ECPOINTFORMAT_last 2
+
+/* Signature and hash algorithms from RFC 5246 */
+
+#define TLSEXT_signature_anonymous 0
+#define TLSEXT_signature_rsa 1
+#define TLSEXT_signature_dsa 2
+#define TLSEXT_signature_ecdsa 3
+
+#define TLSEXT_hash_none 0
+#define TLSEXT_hash_md5 1
+#define TLSEXT_hash_sha1 2
+#define TLSEXT_hash_sha224 3
+#define TLSEXT_hash_sha256 4
+#define TLSEXT_hash_sha384 5
+#define TLSEXT_hash_sha512 6
+
+#ifndef OPENSSL_NO_TLSEXT
+
+#define TLSEXT_MAXLEN_host_name 255
+
+const char *SSL_get_servername(const SSL *s, const int type) ;
+int SSL_get_servername_type(const SSL *s) ;
+
+#define SSL_set_tlsext_host_name(s,name) \
+SSL_ctrl(s,SSL_CTRL_SET_TLSEXT_HOSTNAME,TLSEXT_NAMETYPE_host_name,(char *)name)
+
+#define SSL_set_tlsext_debug_callback(ssl, cb) \
+SSL_callback_ctrl(ssl,SSL_CTRL_SET_TLSEXT_DEBUG_CB,(void (*)(void))cb)
+
+#define SSL_set_tlsext_debug_arg(ssl, arg) \
+SSL_ctrl(ssl,SSL_CTRL_SET_TLSEXT_DEBUG_ARG,0, (void *)arg)
+
+#define SSL_set_tlsext_status_type(ssl, type) \
+SSL_ctrl(ssl,SSL_CTRL_SET_TLSEXT_STATUS_REQ_TYPE,type, NULL)
+
+#define SSL_get_tlsext_status_exts(ssl, arg) \
+SSL_ctrl(ssl,SSL_CTRL_GET_TLSEXT_STATUS_REQ_EXTS,0, (void *)arg)
+
+#define SSL_set_tlsext_status_exts(ssl, arg) \
+SSL_ctrl(ssl,SSL_CTRL_SET_TLSEXT_STATUS_REQ_EXTS,0, (void *)arg)
+
+#define SSL_get_tlsext_status_ids(ssl, arg) \
+SSL_ctrl(ssl,SSL_CTRL_GET_TLSEXT_STATUS_REQ_IDS,0, (void *)arg)