/*
* Copyright (c) 2013, OpenCloudDB/MyCAT and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software;Designed and Developed mainly by many Chinese
* opensource volunteers. 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.
*
* 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.
*
* Any questions about this component can be directed to it's project Web address
* https://code.google.com/p/opencloudb/.
*
*/
package com.talent.mysql.packet.response;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
import java.nio.ByteOrder;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.talent.mysql.packet.MysqlResponsePacket;
import com.talent.mysql.packet.factory.MysqlHeaderFactory.MysqlHeader;
import com.talent.nio.communicate.intf.DecoderIntf.DecodeException;
/**
* <pre>
42 00 00 //数据长度，3字节，0x42=66字节<br>
00 //序号，1字节<br>
0A //协议，1字节，0x0A=10，表示第10版协议<br>
35 2E 31 2E 34 39 2D 63 6F 6D 6D 75 6E 69 74 79 2D 6C 6F 67 00 //版本信息，字符串，以\0结尾，内容为5.1.49-community-log<br>
14 00 00 00 //连接ID，4字节，0x14=20<br>
5e 63 59 72 54 2c 7b 4a //加密串的前半部分，定长8字节<br>
00 //固定填充0<br>
FF F7 //服务端属性的低16位，2字节，枚举参见网站<br>
1C //字符集，1字节，0x1c=28=gbk_chinese_ci<br>
02 00 //服务端状态，2字节，枚举参见网站<br>
00 00 //服务端属性的高16位，2字节<br>
00 //固定填充0<br>
00 00 00 00 00 00 00 00 00 00 //固定填充0，10字节<br>
5A 7C 24 39 32 2E 2F 43 40 5A 25 46 00 //加密串的后半部分，以\0结尾，加密串总共8+12=20字节<br>
string[NUL] //auth-plugin name
</pre>
* @see http://dev.mysql.com/doc/internals/en/initial-handshake.html
*
* @filename: com.talent.mysql.packet.response.HandshakePacket
* @copyright: Copyright (c)2010
* @company: talent
* @author: 谭耀武
* @version: 1.0
* @create time: 2013年12月25日 下午5:16:51
* @record
* <table cellPadding="3" cellSpacing="0" style="width:600px">
* <thead style="font-weight:bold;background-color:#e3e197">
* <tr> <td>date</td> <td>author</td> <td>version</td> <td>description</td></tr>
* </thead>
* <tbody style="background-color:#ffffeb">
* <tr><td>2013年12月25日</td> <td>谭耀武</td> <td>1.0</td> <td>create</td></tr>
* </tbody>
* </table>
*/
public class HandshakePacket extends MysqlResponsePacket<HandshakePacket>
{
/**
*
*/
private static final long serialVersionUID = 4738459630754351291L;
@SuppressWarnings("unused")
private static Logger log = LoggerFactory.getLogger(HandshakePacket.class);
public byte protocolVersion;
public byte[] versionInfo = null; //版本信息，字符串，以\0结尾
public long threadId = 0; //连接ID，4字节，0x14=20
public byte[] encrypt1 = null; //加密串的前半部分，定长8字节
public byte fix1 = 0; //固定填充0
public byte[] serverProp1 = null; //服务端属性的低16位，2字节，枚举参见网站
public byte charset = 0; //字符集，1字节，0x1c=28=gbk_chinese_ci
public byte[] serverStatus = null; //服务端状态，2字节，枚举参见网站
public byte[] serverProp2 = null; //服务端属性的高16位，2字节
public byte fix2 = 0; //固定填充0
public byte[] byte10 = new byte[10]; //固定填充0，10字节
public byte[] encrypt2 = null; //加密串的后半部分，以\0结尾，加密串总共8+12=20字节
public byte[] authPluginName = null;
/**
*
*/
public HandshakePacket()
{
}
@Override
public HandshakePacket decodeBody(ByteBuf byteBuf, MysqlHeader mysqlHeader) throws DecodeException
{
this.setMysqlHeader(mysqlHeader);
int _index = byteBuf.readerIndex();
int index = _index;
protocolVersion = byteBuf.getByte(index++);
int len = 0;
while (byteBuf.getByte(index+len) != 0)
{
len++;
}
versionInfo = new byte[len];
byteBuf.getBytes(index, versionInfo, 0, len);
index += len;
index++;
threadId = byteBuf.getInt(index);
index+=4;
encrypt1 = new byte[8];
byteBuf.getBytes(index, encrypt1, 0, 8);
index += 8;
fix1 = byteBuf.getByte(index++);
serverProp1 = new byte[2];
byteBuf.getBytes(index, serverProp1, 0, 2);
index += 2;
charset = byteBuf.getByte(index++);
serverStatus = new byte[2];
byteBuf.getBytes(index, serverStatus, 0, 2);
index += 2;
serverProp2 = new byte[2];
byteBuf.getBytes(index, serverProp2, 0, 2);
index += 2;
fix2 = byteBuf.getByte(index++);
// byte10 = new byte[10];
// byteBuf.getBytes(index, byte10, 0, 10);
index += 10;
len = 0;
while (byteBuf.getByte(index + len) != 0)
{
len++;
}
encrypt2 = new byte[len];
byteBuf.getBytes(index, encrypt2, 0, len);
index += len;
index++;
len = 0;
while (byteBuf.getByte(index + len) != 0)
{
len++;
}
authPluginName = new byte[len];
byteBuf.getBytes(index, authPluginName, 0, len);
index += len;
index++;
byteBuf.readerIndex(index);
return this;
}
/**
* @param args
* @throws DecodeException
*/
public static void main(String[] args)
{
byte[] bs = new byte[] { 82, 0, 0, 0, 10, 49, 48, 46, 48, 46, 49, 45, 77, 97, 114, 105, 97, 68, 66, 0, -98, 1,
0, 0, 110, 104, 61, 56, 64, 122, 101, 107, 0, -1, -9, 8, 2, 0, 15, -96, 21, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 105, 78, 41, 35, 111, 43, 39, 124, 98, 82, 87, 60, 0, 109, 121, 115, 113, 108, 95, 110, 97, 116,
105, 118, 101, 95, 112, 97, 115, 115, 119, 111, 114, 100, 0 };
ByteBuf byteBuf = Unpooled.buffer(bs.length);
byteBuf = byteBuf.order(ByteOrder.LITTLE_ENDIAN);
byteBuf.setBytes(0, bs);
HandshakePacket handshakePacket = new HandshakePacket();
try
{
handshakePacket.decode(byteBuf);
byteBuf.readerIndex(0);
handshakePacket.decode(byteBuf);
byteBuf.readerIndex(0);
handshakePacket.decode(byteBuf);
byteBuf.readerIndex(0);
handshakePacket.decode(byteBuf);
byteBuf.readerIndex(0);
} catch (DecodeException e)
{
e.printStackTrace();
}
}
@Override
public String getSeqNo()
{
return null;
}
public byte getFix1()
{
return fix1;
}
public void setFix1(byte fix1)
{
this.fix1 = fix1;
}
public byte getCharset()
{
return charset;
}
public void setCharset(byte charset)
{
this.charset = charset;
}
public byte getFix2()
{
return fix2;
}
public void setFix2(byte fix2)
{
this.fix2 = fix2;
}
public byte[] getByte10()
{
return byte10;
}
public void setByte10(byte[] byte10)
{
this.byte10 = byte10;
}
public byte getProtocolVersion()
{
return protocolVersion;
}
public void setProtocolVersion(byte protocolVersion)
{
this.protocolVersion = protocolVersion;
}
public long getThreadId()
{
return threadId;
}
public void setThreadId(long threadId)
{
this.threadId = threadId;
}
public byte[] getVersionInfo()
{
return versionInfo;
}
public void setVersionInfo(byte[] versionInfo)
{
this.versionInfo = versionInfo;
}
public byte[] getServerProp1()
{
return serverProp1;
}
public void setServerProp1(byte[] serverProp1)
{
this.serverProp1 = serverProp1;
}
}