PandacubeFr/BungeeCord
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Compiles yet again

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md_5
2013-10-11 20:34:21 +11:00
parent d900417d95
commit 7121c20338
9 changed files with 206 additions and 97 deletions
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13
protocol/src/main/java/net/md_5/bungee/protocol/MinecraftCodec.java
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@@ -5,31 +5,38 @@ import io.netty.channel.ChannelHandlerContext;
import io.netty.handler.codec.MessageToMessageCodec;
import java.util.List;
import lombok.AllArgsConstructor;
import lombok.Setter;
@AllArgsConstructor
public class MinecraftCodec extends MessageToMessageCodec<ByteBuf, DefinedPacket>
{
@Setter
private Protocol protocol;
private boolean server;
@Override
protected void encode(ChannelHandlerContext ctx, DefinedPacket msg, List<Object> out) throws Exception
{
Protocol.ProtocolDirection prot = ( server ) ? protocol.TO_CLIENT : protocol.TO_SERVER;
ByteBuf buf = ctx.alloc().buffer();
DefinedPacket.writeVarInt( protocol.getId( msg.getClass() ), buf );
DefinedPacket.writeVarInt( prot.getId( msg.getClass() ), buf );
msg.write( buf );
}
@Override
protected void decode(ChannelHandlerContext ctx, ByteBuf msg, List<Object> out) throws Exception
{
Protocol.ProtocolDirection prot = ( server ) ? protocol.TO_SERVER : protocol.TO_CLIENT;
int packetId = DefinedPacket.readVarInt( msg );
ByteBuf copy = msg.copy();
DefinedPacket packet = null;
if ( protocol.hasPacket( packetId ) )
if ( prot.hasPacket( packetId ) )
{
packet = protocol.createPacket( packetId );
packet = prot.createPacket( packetId );
packet.read( msg );
}

163
protocol/src/main/java/net/md_5/bungee/protocol/Protocol.java
View File

@@ -26,74 +26,56 @@ public enum Protocol
{
// Undef
SERVER_HANDSHAKE
HANDSHAKE
{
{
registerPacket( 0x00, Handshake.class );
TO_SERVER.registerPacket( 0x00, Handshake.class );
}
},
// 0
CLIENT_GAME
GAME
{
{
registerPacket( 0x00, KeepAlive.class );
registerPacket( 0x01, Login.class );
registerPacket( 0x02, Chat.class );
registerPacket( 0x07, Respawn.class );
registerPacket( 0x3B, PlayerListItem.class );
registerPacket( 0x3D, TabComplete.class );
registerPacket( 0x3E, ScoreboardObjective.class );
registerPacket( 0x3F, ScoreboardScore.class );
registerPacket( 0x40, ScoreboardDisplay.class );
registerPacket( 0x41, Team.class );
registerPacket( 0x42, PluginMessage.class );
registerPacket( 0x43, Kick.class );
}
},
// 0
SERVER_GAME
{
{
registerPacket( 0x00, KeepAlive.class );
registerPacket( 0x14, TabComplete.class );
registerPacket( 0x15, ClientSettings.class );
registerPacket( 0x17, PluginMessage.class );
TO_CLIENT.registerPacket( 0x00, KeepAlive.class );
TO_CLIENT.registerPacket( 0x01, Login.class );
TO_CLIENT.registerPacket( 0x02, Chat.class );
TO_CLIENT.registerPacket( 0x07, Respawn.class );
TO_CLIENT.registerPacket( 0x3B, PlayerListItem.class );
TO_CLIENT.registerPacket( 0x3D, TabComplete.class );
TO_CLIENT.registerPacket( 0x3E, ScoreboardObjective.class );
TO_CLIENT.registerPacket( 0x3F, ScoreboardScore.class );
TO_CLIENT.registerPacket( 0x40, ScoreboardDisplay.class );
TO_CLIENT.registerPacket( 0x41, Team.class );
TO_CLIENT.registerPacket( 0x42, PluginMessage.class );
TO_CLIENT.registerPacket( 0x43, Kick.class );
TO_SERVER.registerPacket( 0x00, KeepAlive.class );
TO_SERVER.registerPacket( 0x14, TabComplete.class );
TO_SERVER.registerPacket( 0x15, ClientSettings.class );
TO_SERVER.registerPacket( 0x17, PluginMessage.class );
}
},
// 1
CLIENT_STATUS
STATUS
{
{
}
},
// 1
SERVER_STATUS
//2
LOGIN
{
{
}
},
// 2
CLIENT_LOGIN
{
{
registerPacket( 0x00, Kick.class );
registerPacket( 0x01, EncryptionRequest.class );
registerPacket( 0x02, LoginSuccess.class );
}
},
// 2
SERVER_LOGIN
{
{
registerPacket( 0x00, LoginRequest.class );
registerPacket( 0x01, EncryptionResponse.class );
TO_CLIENT.registerPacket( 0x00, Kick.class );
TO_CLIENT.registerPacket( 0x01, EncryptionRequest.class );
TO_CLIENT.registerPacket( 0x02, LoginSuccess.class );
TO_SERVER.registerPacket( 0x00, LoginRequest.class );
TO_SERVER.registerPacket( 0x01, EncryptionResponse.class );
}
};
/*========================================================================*/
@@ -101,57 +83,64 @@ public enum Protocol
public static final int PROTOCOL_VERSION = 0x00;
public static final String MINECRAFT_VERSION = "13w41a";
/*========================================================================*/
private final TObjectIntMap<Class<? extends DefinedPacket>> packetMap = new TObjectIntHashMap<>( MAX_PACKET_ID );
private final Class<? extends DefinedPacket>[] packetClasses = new Class[ MAX_PACKET_ID ];
private final Constructor<? extends DefinedPacket>[] packetConstructors = new Constructor[ MAX_PACKET_ID ];
public final ProtocolDirection TO_SERVER = new ProtocolDirection();
public final ProtocolDirection TO_CLIENT = new ProtocolDirection();
public boolean hasPacket(int id)
public class ProtocolDirection
{
return id < MAX_PACKET_ID && packetConstructors[id] != null;
}
public final DefinedPacket createPacket(int id)
{
if ( id > MAX_PACKET_ID )
private final TObjectIntMap<Class<? extends DefinedPacket>> packetMap = new TObjectIntHashMap<>( MAX_PACKET_ID );
private final Class<? extends DefinedPacket>[] packetClasses = new Class[ MAX_PACKET_ID ];
private final Constructor<? extends DefinedPacket>[] packetConstructors = new Constructor[ MAX_PACKET_ID ];
public boolean hasPacket(int id)
{
throw new BadPacketException( "Packet with id " + id + " outside of range " );
}
if ( packetConstructors[id] == null )
{
throw new BadPacketException( "No packet with id " + id );
return id < MAX_PACKET_ID && packetConstructors[id] != null;
}
try
public final DefinedPacket createPacket(int id)
{
return packetClasses[id].newInstance();
} catch ( ReflectiveOperationException ex )
{
throw new BadPacketException( "Could not construct packet with id " + id, ex );
if ( id > MAX_PACKET_ID )
{
throw new BadPacketException( "Packet with id " + id + " outside of range " );
}
if ( packetConstructors[id] == null )
{
throw new BadPacketException( "No packet with id " + id );
}
try
{
return packetClasses[id].newInstance();
} catch ( ReflectiveOperationException ex )
{
throw new BadPacketException( "Could not construct packet with id " + id, ex );
}
}
}
protected final void registerPacket(int id, Class<? extends DefinedPacket> packetClass)
{
try
protected final void registerPacket(int id, Class<? extends DefinedPacket> packetClass)
{
packetConstructors[id] = packetClass.getDeclaredConstructor();
} catch ( NoSuchMethodException ex )
{
throw new BadPacketException( "No NoArgsConstructor for packet class " + packetClass );
try
{
packetConstructors[id] = packetClass.getDeclaredConstructor();
} catch ( NoSuchMethodException ex )
{
throw new BadPacketException( "No NoArgsConstructor for packet class " + packetClass );
}
packetClasses[id] = packetClass;
packetMap.put( packetClass, id );
}
packetClasses[id] = packetClass;
packetMap.put( packetClass, id );
}
protected final void unregisterPacket(int id)
{
packetMap.remove( packetClasses[id] );
packetClasses[id] = null;
packetConstructors[id] = null;
}
protected final void unregisterPacket(int id)
{
packetMap.remove( packetClasses[id] );
packetClasses[id] = null;
packetConstructors[id] = null;
}
final int getId(Class<? extends DefinedPacket> packet)
{
return packetMap.get( packet );
final int getId(Class<? extends DefinedPacket> packet)
{
return packetMap.get( packet );
}
}
}

47
protocol/src/main/java/net/md_5/bungee/protocol/Varint21FrameDecoder.java Normal file
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@@ -0,0 +1,47 @@
package net.md_5.bungee.protocol;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
import io.netty.channel.ChannelHandlerContext;
import io.netty.handler.codec.ByteToMessageDecoder;
import io.netty.handler.codec.CorruptedFrameException;
import java.util.List;
public class Varint21FrameDecoder extends ByteToMessageDecoder
{
@Override
protected void decode(ChannelHandlerContext ctx, ByteBuf in, List<Object> out) throws Exception
{
in.markReaderIndex();
final byte[] buf = new byte[ 3 ];
for ( int i = 0; i < buf.length; i++ )
{
if ( !in.isReadable() )
{
in.resetReaderIndex();
return;
}
buf[i] = in.readByte();
if ( buf[i] >= 0 )
{
int length = DefinedPacket.readVarInt( Unpooled.wrappedBuffer( buf ) );
if ( in.readableBytes() < length )
{
in.resetReaderIndex();
return;
} else
{
out.add( in.readBytes( length ) );
return;
}
}
}
throw new CorruptedFrameException( "length wider than 21-bit" );
}
}

43
protocol/src/main/java/net/md_5/bungee/protocol/Varint21LengthFieldPrepender.java Normal file
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@@ -0,0 +1,43 @@
package net.md_5.bungee.protocol;
import io.netty.buffer.ByteBuf;
import io.netty.channel.ChannelHandlerContext;
import io.netty.handler.codec.MessageToByteEncoder;
import io.netty.channel.ChannelHandler;
@ChannelHandler.Sharable
public class Varint21LengthFieldPrepender extends MessageToByteEncoder<ByteBuf>
{
@Override
protected void encode(ChannelHandlerContext ctx, ByteBuf msg, ByteBuf out) throws Exception
{
int bodyLen = msg.readableBytes();
int headerLen = varintSize( bodyLen );
out.ensureWritable( headerLen + bodyLen );
DefinedPacket.writeVarInt( bodyLen, out );
out.writeBytes( msg, msg.readerIndex(), bodyLen );
}
private static int varintSize(int paramInt)
{
if ( ( paramInt & 0xFFFFFF80 ) == 0 )
{
return 1;
}
if ( ( paramInt & 0xFFFFC000 ) == 0 )
{
return 2;
}
if ( ( paramInt & 0xFFE00000 ) == 0 )
{
return 3;
}
if ( ( paramInt & 0xF0000000 ) == 0 )
{
return 4;
}
return 5;
}
}