jdk/src/java.base/share/classes/sun/security/ssl/RecordType.java
author xuelei
Wed, 22 Apr 2015 05:09:54 +0000
changeset 31712 e4d5230193da
parent 30904 ec0224270f90
permissions -rw-r--r--
8076328: Enforce key exchange constraints Reviewed-by: wetmore, igerasim, ahgross, asmotrak
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/*
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 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.  Oracle designates this
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 * particular file as subject to the "Classpath" exception as provided
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 * by Oracle in the LICENSE file that accompanied this code.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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package sun.security.ssl;
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/*
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 * enumation of record type
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 */
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enum RecordType {
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    RECORD_CHANGE_CIPHER_SPEC   (Record.ct_change_cipher_spec,
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                                    HandshakeMessage.ht_not_applicable),
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    RECORD_ALERT                (Record.ct_alert,
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                                    HandshakeMessage.ht_not_applicable),
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    RECORD_HELLO_REQUEST        (Record.ct_handshake,
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                                    HandshakeMessage.ht_hello_request),
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    RECORD_CLIENT_HELLO         (Record.ct_handshake,
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                                    HandshakeMessage.ht_client_hello),
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    RECORD_SERVER_HELLO         (Record.ct_handshake,
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                                    HandshakeMessage.ht_server_hello),
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    RECORD_HELLO_VERIFY_REQUEST (Record.ct_handshake,
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                                    HandshakeMessage.ht_hello_verify_request),
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    RECORD_NEW_SESSION_TICKET   (Record.ct_handshake,
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                                    HandshakeMessage.ht_new_session_ticket),
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    RECORD_CERTIFICATE          (Record.ct_handshake,
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                                    HandshakeMessage.ht_certificate),
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    RECORD_SERVER_KEY_EXCHANGE  (Record.ct_handshake,
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                                    HandshakeMessage.ht_server_key_exchange),
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    RECORD_CERTIFICATE_REQUEST  (Record.ct_handshake,
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                                    HandshakeMessage.ht_certificate_request),
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    RECORD_SERVER_HELLO_DONE    (Record.ct_handshake,
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                                    HandshakeMessage.ht_server_hello_done),
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    RECORD_CERTIFICATE_VERIFY   (Record.ct_handshake,
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                                    HandshakeMessage.ht_certificate_verify),
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    RECORD_CLIENT_KEY_EXCHANGE  (Record.ct_handshake,
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                                    HandshakeMessage.ht_client_key_exchange),
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    RECORD_FINISHED             (Record.ct_handshake,
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                                    HandshakeMessage.ht_finished),
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    RECORD_CERTIFICATE_URL      (Record.ct_handshake,
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                                    HandshakeMessage.ht_certificate_url),
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    RECORD_CERTIFICATE_STATUS   (Record.ct_handshake,
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                                    HandshakeMessage.ht_certificate_status),
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    RECORD_SUPPLIEMENTAL_DATA   (Record.ct_handshake,
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                                    HandshakeMessage.ht_supplemental_data),
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    RECORD_APPLICATION_DATA     (Record.ct_application_data,
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                                    HandshakeMessage.ht_not_applicable);
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    byte            contentType;
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    byte            handshakeType;
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    private RecordType(byte contentType, byte handshakeType) {
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        this.contentType = contentType;
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        this.handshakeType = handshakeType;
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    }
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    static RecordType valueOf(byte contentType, byte handshakeType) {
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        if (contentType == Record.ct_change_cipher_spec) {
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            return RECORD_CHANGE_CIPHER_SPEC;
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        } else if (contentType == Record.ct_alert) {
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            return RECORD_ALERT;
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        } else if (contentType == Record.ct_application_data) {
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            return RECORD_APPLICATION_DATA;
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        } else if (handshakeType == HandshakeMessage.ht_hello_request) {
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            return RECORD_HELLO_REQUEST;
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        } else if (handshakeType == HandshakeMessage.ht_client_hello) {
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            return RECORD_CLIENT_HELLO;
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        } else if (handshakeType == HandshakeMessage.ht_server_hello) {
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            return RECORD_SERVER_HELLO;
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        } else if (handshakeType == HandshakeMessage.ht_hello_verify_request) {
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            return RECORD_HELLO_VERIFY_REQUEST;
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        } else if (handshakeType == HandshakeMessage.ht_new_session_ticket) {
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            return RECORD_NEW_SESSION_TICKET;
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        } else if (handshakeType == HandshakeMessage.ht_certificate) {
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            return RECORD_CERTIFICATE;
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        } else if (handshakeType == HandshakeMessage.ht_server_key_exchange) {
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            return RECORD_SERVER_KEY_EXCHANGE;
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        } else if (handshakeType == HandshakeMessage.ht_certificate_request) {
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            return RECORD_CERTIFICATE_REQUEST;
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        } else if (handshakeType == HandshakeMessage.ht_server_hello_done) {
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            return RECORD_SERVER_HELLO_DONE;
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        } else if (handshakeType == HandshakeMessage.ht_certificate_verify) {
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            return RECORD_CERTIFICATE_VERIFY;
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        } else if (handshakeType == HandshakeMessage.ht_client_key_exchange) {
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            return RECORD_CLIENT_KEY_EXCHANGE;
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        } else if (handshakeType == HandshakeMessage.ht_finished) {
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            return RECORD_FINISHED;
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        } else if (handshakeType == HandshakeMessage.ht_certificate_url) {
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            return RECORD_CERTIFICATE_URL;
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        } else if (handshakeType == HandshakeMessage.ht_certificate_status) {
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            return RECORD_CERTIFICATE_STATUS;
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        } else if (handshakeType == HandshakeMessage.ht_supplemental_data) {
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            return RECORD_SUPPLIEMENTAL_DATA;
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        }
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        // otherwise, invalid record type
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        throw new IllegalArgumentException(
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                "Invalid record type (ContentType:" + contentType +
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                ", HandshakeType:" + handshakeType + ")");
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    }
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}