/*

 * Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code 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 General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

package sun.security.ssl;

import java.nio.ByteBuffer;

import javax.net.ssl.SSLEngineResult.HandshakeStatus;

/*

 * Plaintext

 */

final class Plaintext {

    static final Plaintext PLAINTEXT_NULL = new Plaintext();

    final byte       contentType;

    final byte       majorVersion;

    final byte       minorVersion;

    final int        recordEpoch;     // increments on every cipher state change

    final long       recordSN;        // epoch | sequence number

    final ByteBuffer fragment;        // null if need to be reassembled

    HandshakeStatus  handshakeStatus; // null if not used or not handshaking

    private Plaintext() {

        this.contentType = 0;

        this.majorVersion = 0;

        this.minorVersion = 0;

        this.recordEpoch = -1;

        this.recordSN = -1;

        this.fragment = null;

        this.handshakeStatus = null;

    }

    Plaintext(byte contentType,

            byte majorVersion, byte minorVersion,

            int recordEpoch, long recordSN, ByteBuffer fragment) {

        this.contentType = contentType;

        this.majorVersion = majorVersion;

        this.minorVersion = minorVersion;

        this.recordEpoch = recordEpoch;

        this.recordSN = recordSN;

        this.fragment = fragment;

        this.handshakeStatus = null;

    }

    @Override

    public String toString() {

        return "contentType: " + contentType + "/" +

               "majorVersion: " + majorVersion + "/" +

               "minorVersion: " + minorVersion + "/" +

               "recordEpoch: " + recordEpoch + "/" +

               "recordSN: 0x" + Long.toHexString(recordSN) + "/" +

               "fragment: " + fragment;

    }

}