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poison-flower
2026-09-12 15:41:31 +00:00
parent 8049e0a882
commit 68c1cd27d4
3510 changed files with 336689 additions and 302906 deletions
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L2J_Server/java/com/l2jserver/util/network/BaseRecievePacket.java
+106
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/*
* This program is free software: you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any later
* version.
*
* This program 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 for more
* details.
*
* You should have received a copy of the GNU General Public License along with
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.l2jserver.util.network;
/**
* This class ...
* @version $Revision: 1.2.4.1 $ $Date: 2005/03/27 15:30:12 $
*/
public abstract class BaseRecievePacket
{
private final byte[] _decrypt;
private int _off;
public BaseRecievePacket(byte[] decrypt)
{
_decrypt = decrypt;
_off = 1; // skip packet type id
}
public int readD()
{
int result = _decrypt[_off++] & 0xff;
result |= (_decrypt[_off++] << 8) & 0xff00;
result |= (_decrypt[_off++] << 0x10) & 0xff0000;
result |= (_decrypt[_off++] << 0x18) & 0xff000000;
return result;
}
public int readC()
{
int result = _decrypt[_off++] & 0xff;
return result;
}
public int readH()
{
int result = _decrypt[_off++] & 0xff;
result |= (_decrypt[_off++] << 8) & 0xff00;
return result;
}
public double readF()
{
long result = _decrypt[_off++] & 0xff;
result |= (_decrypt[_off++] & 0xffl) << 8l;
result |= (_decrypt[_off++] & 0xffl) << 16l;
result |= (_decrypt[_off++] & 0xffl) << 24l;
result |= (_decrypt[_off++] & 0xffl) << 32l;
result |= (_decrypt[_off++] & 0xffl) << 40l;
result |= (_decrypt[_off++] & 0xffl) << 48l;
result |= (_decrypt[_off++] & 0xffl) << 56l;
return Double.longBitsToDouble(result);
}
public String readS()
{
String result = null;
try
{
result = new String(_decrypt, _off, _decrypt.length - _off, "UTF-16LE");
result = result.substring(0, result.indexOf(0x00));
}
catch (Exception e)
{
e.printStackTrace();
}
_off += (result.length() * 2) + 2;
return result;
}
public final byte[] readB(int length)
{
byte[] result = new byte[length];
for (int i = 0; i < length; i++)
{
result[i] = _decrypt[_off + i];
}
_off += length;
return result;
}
public long readQ()
{
long result = _decrypt[_off++] & 0xff;
result |= (_decrypt[_off++] & 0xffl) << 8l;
result |= (_decrypt[_off++] & 0xffl) << 16l;
result |= (_decrypt[_off++] & 0xffl) << 24l;
result |= (_decrypt[_off++] & 0xffl) << 32l;
result |= (_decrypt[_off++] & 0xffl) << 40l;
result |= (_decrypt[_off++] & 0xffl) << 48l;
result |= (_decrypt[_off++] & 0xffl) << 56l;
return result;
}
}
L2J_Server/java/com/l2jserver/util/network/BaseSendablePacket.java
+132
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/*
* This program is free software: you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any later
* version.
*
* This program 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 for more
* details.
*
* You should have received a copy of the GNU General Public License along with
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.l2jserver.util.network;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
/**
* This class ...
* @version $Revision: 1.2.4.1 $ $Date: 2005/03/27 15:30:11 $
*/
public abstract class BaseSendablePacket
{
ByteArrayOutputStream _bao;
protected BaseSendablePacket()
{
_bao = new ByteArrayOutputStream();
}
protected void writeD(int value)
{
_bao.write(value & 0xff);
_bao.write((value >> 8) & 0xff);
_bao.write((value >> 16) & 0xff);
_bao.write((value >> 24) & 0xff);
}
protected void writeH(int value)
{
_bao.write(value & 0xff);
_bao.write((value >> 8) & 0xff);
}
protected void writeC(int value)
{
_bao.write(value & 0xff);
}
protected void writeF(double org)
{
long value = Double.doubleToRawLongBits(org);
_bao.write((int) (value & 0xff));
_bao.write((int) ((value >> 8) & 0xff));
_bao.write((int) ((value >> 16) & 0xff));
_bao.write((int) ((value >> 24) & 0xff));
_bao.write((int) ((value >> 32) & 0xff));
_bao.write((int) ((value >> 40) & 0xff));
_bao.write((int) ((value >> 48) & 0xff));
_bao.write((int) ((value >> 56) & 0xff));
}
protected void writeS(String text)
{
try
{
if (text != null)
{
_bao.write(text.getBytes("UTF-16LE"));
}
}
catch (Exception e)
{
e.printStackTrace();
}
_bao.write(0);
_bao.write(0);
}
protected void writeB(byte[] array)
{
try
{
_bao.write(array);
}
catch (IOException e)
{
e.printStackTrace();
}
}
protected void writeQ(long value)
{
_bao.write((int) (value & 0xff));
_bao.write((int) ((value >> 8) & 0xff));
_bao.write((int) ((value >> 16) & 0xff));
_bao.write((int) ((value >> 24) & 0xff));
_bao.write((int) ((value >> 32) & 0xff));
_bao.write((int) ((value >> 40) & 0xff));
_bao.write((int) ((value >> 48) & 0xff));
_bao.write((int) ((value >> 56) & 0xff));
}
public int getLength()
{
return _bao.size() + 2;
}
public byte[] getBytes()
{
// if (this instanceof Init)
// writeD(0x00); //reserve for XOR initial key
writeD(0x00); // reserve for checksum
int padding = _bao.size() % 8;
if (padding != 0)
{
for (int i = padding; i < 8; i++)
{
writeC(0x00);
}
}
return _bao.toByteArray();
}
public abstract byte[] getContent() throws IOException;
}