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/*
* Copyright (C) 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package libcore.tlswire.handshake;
import libcore.tlswire.util.IoUtils;
import java.io.ByteArrayInputStream;
import java.io.DataInput;
import java.io.DataInputStream;
import java.io.IOException;
/**
* Handshake Protocol message from TLS 1.2 RFC 5246.
*/
public class HandshakeMessage {
public static final int TYPE_CLIENT_HELLO = 1;
public int type;
public byte[] body;
/**
* Parses the provided TLS record as a handshake message.
*/
public static HandshakeMessage read(DataInput in) throws IOException {
int type = in.readUnsignedByte();
HandshakeMessage result;
switch (type) {
case TYPE_CLIENT_HELLO:
result = new ClientHello();
break;
default:
result = new HandshakeMessage();
break;
}
result.type = type;
int bodyLength = IoUtils.readUnsignedInt24(in);
result.body = new byte[bodyLength];
in.readFully(result.body);
result.parseBody(new DataInputStream(new ByteArrayInputStream(result.body)));
return result;
}
/**
* Parses the provided body. The default implementation does nothing.
*
* @throws IOException if an I/O error occurs.
*/
protected void parseBody(@SuppressWarnings("unused") DataInput in) throws IOException {}
}
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