mirror of
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364 lines
9.3 KiB
C
364 lines
9.3 KiB
C
/* Private header file of libSSL.
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* Various and sundry protocol constants. DON'T CHANGE THESE. These
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* values are defined by the SSL 3.0 protocol specification.
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*
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is the Netscape security libraries.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1994-2000
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Dr Vipul Gupta <vipul.gupta@sun.com>, Sun Microsystems Laboratories
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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/* $Id: ssl3prot.h,v 1.13 2008/03/06 20:16:22 wtc%google.com Exp $ */
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#ifndef __ssl3proto_h_
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#define __ssl3proto_h_
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typedef uint8 SSL3Opaque;
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typedef uint16 SSL3ProtocolVersion;
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/* version numbers are defined in sslproto.h */
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typedef uint16 ssl3CipherSuite;
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/* The cipher suites are defined in sslproto.h */
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#define MAX_CERT_TYPES 10
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#define MAX_COMPRESSION_METHODS 10
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#define MAX_MAC_LENGTH 64
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#define MAX_PADDING_LENGTH 64
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#define MAX_KEY_LENGTH 64
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#define EXPORT_KEY_LENGTH 5
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#define SSL3_RANDOM_LENGTH 32
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#define SSL3_RECORD_HEADER_LENGTH 5
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#define MAX_FRAGMENT_LENGTH 16384
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typedef enum {
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content_change_cipher_spec = 20,
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content_alert = 21,
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content_handshake = 22,
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content_application_data = 23
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} SSL3ContentType;
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typedef struct {
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SSL3ContentType type;
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SSL3ProtocolVersion version;
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uint16 length;
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SECItem fragment;
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} SSL3Plaintext;
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typedef struct {
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SSL3ContentType type;
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SSL3ProtocolVersion version;
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uint16 length;
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SECItem fragment;
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} SSL3Compressed;
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typedef struct {
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SECItem content;
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SSL3Opaque MAC[MAX_MAC_LENGTH];
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} SSL3GenericStreamCipher;
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typedef struct {
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SECItem content;
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SSL3Opaque MAC[MAX_MAC_LENGTH];
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uint8 padding[MAX_PADDING_LENGTH];
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uint8 padding_length;
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} SSL3GenericBlockCipher;
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typedef enum { change_cipher_spec_choice = 1 } SSL3ChangeCipherSpecChoice;
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typedef struct {
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SSL3ChangeCipherSpecChoice choice;
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} SSL3ChangeCipherSpec;
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typedef enum { alert_warning = 1, alert_fatal = 2 } SSL3AlertLevel;
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typedef enum {
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close_notify = 0,
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unexpected_message = 10,
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bad_record_mac = 20,
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decryption_failed = 21, /* TLS only */
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record_overflow = 22, /* TLS only */
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decompression_failure = 30,
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handshake_failure = 40,
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no_certificate = 41, /* SSL3 only, NOT TLS */
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bad_certificate = 42,
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unsupported_certificate = 43,
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certificate_revoked = 44,
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certificate_expired = 45,
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certificate_unknown = 46,
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illegal_parameter = 47,
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/* All alerts below are TLS only. */
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unknown_ca = 48,
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access_denied = 49,
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decode_error = 50,
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decrypt_error = 51,
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export_restriction = 60,
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protocol_version = 70,
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insufficient_security = 71,
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internal_error = 80,
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user_canceled = 90,
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no_renegotiation = 100,
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/* Alerts for client hello extensions */
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unsupported_extension = 110,
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certificate_unobtainable = 111,
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unrecognized_name = 112,
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bad_certificate_status_response = 113,
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bad_certificate_hash_value = 114
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} SSL3AlertDescription;
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typedef struct {
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SSL3AlertLevel level;
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SSL3AlertDescription description;
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} SSL3Alert;
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typedef enum {
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hello_request = 0,
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client_hello = 1,
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server_hello = 2,
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new_session_ticket = 4,
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certificate = 11,
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server_key_exchange = 12,
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certificate_request = 13,
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server_hello_done = 14,
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certificate_verify = 15,
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client_key_exchange = 16,
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finished = 20
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} SSL3HandshakeType;
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typedef struct {
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uint8 empty;
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} SSL3HelloRequest;
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typedef struct {
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SSL3Opaque rand[SSL3_RANDOM_LENGTH];
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} SSL3Random;
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typedef struct {
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SSL3Opaque id[32];
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uint8 length;
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} SSL3SessionID;
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typedef enum { compression_null = 0 } SSL3CompressionMethod;
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typedef struct {
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SSL3ProtocolVersion client_version;
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SSL3Random random;
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SSL3SessionID session_id;
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SECItem cipher_suites;
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uint8 cm_count;
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SSL3CompressionMethod compression_methods[MAX_COMPRESSION_METHODS];
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} SSL3ClientHello;
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typedef struct {
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SSL3ProtocolVersion server_version;
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SSL3Random random;
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SSL3SessionID session_id;
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ssl3CipherSuite cipher_suite;
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SSL3CompressionMethod compression_method;
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} SSL3ServerHello;
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typedef struct {
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SECItem list;
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} SSL3Certificate;
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/* SSL3SignType moved to ssl.h */
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/* The SSL key exchange method used */
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typedef enum {
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kea_null,
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kea_rsa,
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kea_rsa_export,
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kea_rsa_export_1024,
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kea_dh_dss,
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kea_dh_dss_export,
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kea_dh_rsa,
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kea_dh_rsa_export,
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kea_dhe_dss,
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kea_dhe_dss_export,
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kea_dhe_rsa,
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kea_dhe_rsa_export,
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kea_dh_anon,
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kea_dh_anon_export,
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kea_rsa_fips,
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kea_ecdh_ecdsa,
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kea_ecdhe_ecdsa,
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kea_ecdh_rsa,
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kea_ecdhe_rsa,
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kea_ecdh_anon
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} SSL3KeyExchangeAlgorithm;
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typedef struct {
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SECItem modulus;
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SECItem exponent;
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} SSL3ServerRSAParams;
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typedef struct {
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SECItem p;
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SECItem g;
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SECItem Ys;
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} SSL3ServerDHParams;
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typedef struct {
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union {
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SSL3ServerDHParams dh;
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SSL3ServerRSAParams rsa;
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} u;
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} SSL3ServerParams;
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typedef struct {
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uint8 md5[16];
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uint8 sha[20];
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} SSL3Hashes;
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typedef struct {
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union {
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SSL3Opaque anonymous;
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SSL3Hashes certified;
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} u;
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} SSL3ServerKeyExchange;
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typedef enum {
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ct_RSA_sign = 1,
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ct_DSS_sign = 2,
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ct_RSA_fixed_DH = 3,
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ct_DSS_fixed_DH = 4,
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ct_RSA_ephemeral_DH = 5,
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ct_DSS_ephemeral_DH = 6,
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ct_ECDSA_sign = 64,
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ct_RSA_fixed_ECDH = 65,
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ct_ECDSA_fixed_ECDH = 66
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} SSL3ClientCertificateType;
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typedef SECItem *SSL3DistinquishedName;
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typedef struct {
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SSL3Opaque client_version[2];
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SSL3Opaque random[46];
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} SSL3RSAPreMasterSecret;
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typedef SECItem SSL3EncryptedPreMasterSecret;
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typedef SSL3Opaque SSL3MasterSecret[48];
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typedef enum { implicit, explicit } SSL3PublicValueEncoding;
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typedef struct {
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union {
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SSL3Opaque implicit;
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SECItem explicit;
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} dh_public;
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} SSL3ClientDiffieHellmanPublic;
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typedef struct {
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union {
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SSL3EncryptedPreMasterSecret rsa;
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SSL3ClientDiffieHellmanPublic diffie_helman;
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} exchange_keys;
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} SSL3ClientKeyExchange;
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typedef SSL3Hashes SSL3PreSignedCertificateVerify;
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typedef SECItem SSL3CertificateVerify;
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typedef enum {
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sender_client = 0x434c4e54,
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sender_server = 0x53525652
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} SSL3Sender;
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typedef SSL3Hashes SSL3Finished;
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typedef struct {
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SSL3Opaque verify_data[12];
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} TLSFinished;
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/*
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* TLS extension related data structures and constants.
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*/
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/* SessionTicket extension related data structures. */
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/* NewSessionTicket handshake message. */
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typedef struct {
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uint32 received_timestamp;
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uint32 ticket_lifetime_hint;
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SECItem ticket;
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} NewSessionTicket;
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typedef enum {
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CLIENT_AUTH_ANONYMOUS = 0,
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CLIENT_AUTH_CERTIFICATE = 1
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} ClientAuthenticationType;
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typedef struct {
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ClientAuthenticationType client_auth_type;
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union {
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SSL3Opaque *certificate_list;
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} identity;
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} ClientIdentity;
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#define SESS_TICKET_KEY_NAME_LEN 16
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#define SESS_TICKET_KEY_NAME_PREFIX "NSS!"
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#define SESS_TICKET_KEY_NAME_PREFIX_LEN 4
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#define SESS_TICKET_KEY_VAR_NAME_LEN 12
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typedef struct {
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unsigned char *key_name;
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unsigned char *iv;
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SECItem encrypted_state;
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unsigned char *mac;
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} EncryptedSessionTicket;
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/* Supported extensions. */
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/* Update MAX_EXTENSIONS whenever a new extension type is added. */
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typedef enum {
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server_name_xtn = 0,
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#ifdef NSS_ENABLE_ECC
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elliptic_curves_xtn = 10,
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ec_point_formats_xtn = 11,
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#endif
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session_ticket_xtn = 35
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} ExtensionType;
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#define MAX_EXTENSIONS 4
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#define TLS_EX_SESS_TICKET_MAC_LENGTH 32
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#endif /* __ssl3proto_h_ */
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