[Experimental] Update to netty CR3.

This commit is contained in:
md_5 2013-05-21 11:28:02 +10:00
parent e34a5fbdad
commit 950af1102e

View file

@ -1,4 +1,4 @@
From e601bddd1e85d063071799a2c78e0ad54ba5fe1c Mon Sep 17 00:00:00 2001
From 5581db959aa1fd81c518c0ff898c2bac0a82931d Mon Sep 17 00:00:00 2001
From: md_5 <md_5@live.com.au>
Date: Tue, 23 Apr 2013 11:47:32 +1000
Subject: [PATCH] Netty
@ -32,7 +32,7 @@ Subject: [PATCH] Netty
Commons Attribution-ShareAlike 3.0 Unported license.
diff --git a/pom.xml b/pom.xml
index 274fd43..428f9ce 100644
index 274fd43..4022004 100644
--- a/pom.xml
+++ b/pom.xml
@@ -132,6 +132,16 @@
@ -42,7 +42,7 @@ index 274fd43..428f9ce 100644
+ <dependency>
+ <groupId>io.netty</groupId>
+ <artifactId>netty-all</artifactId>
+ <version>4.0.0.CR1</version>
+ <version>4.0.0.CR3</version>
+ </dependency>
+ <dependency>
+ <groupId>org.javassist</groupId>
@ -471,7 +471,7 @@ index 0000000..aa8192e
+}
diff --git a/src/main/java/org/spigotmc/netty/NettyNetworkManager.java b/src/main/java/org/spigotmc/netty/NettyNetworkManager.java
new file mode 100644
index 0000000..97bf65e
index 0000000..638a70e
--- /dev/null
+++ b/src/main/java/org/spigotmc/netty/NettyNetworkManager.java
@@ -0,0 +1,254 @@
@ -632,7 +632,7 @@ index 0000000..97bf65e
+ channel.pipeline().get(OutboundManager.class).flushNow = true;
+ }
+
+ channel.write(packet);
+ channel.write(packet, channel.voidPromise());
+ if (packet instanceof Packet252KeyResponse) {
+ Cipher encrypt = NettyServerConnection.getCipher(Cipher.ENCRYPT_MODE, secret);
+ channel.pipeline().addBefore("decoder", "encrypt", new CipherEncoder(encrypt));
@ -1097,14 +1097,15 @@ index 0000000..7476074
+}
diff --git a/src/main/java/org/spigotmc/netty/PacketDecoder.java b/src/main/java/org/spigotmc/netty/PacketDecoder.java
new file mode 100644
index 0000000..2587a27
index 0000000..f7c4c65
--- /dev/null
+++ b/src/main/java/org/spigotmc/netty/PacketDecoder.java
@@ -0,0 +1,59 @@
@@ -0,0 +1,69 @@
+package org.spigotmc.netty;
+
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.ByteBufInputStream;
+import io.netty.buffer.MessageBuf;
+import io.netty.channel.ChannelHandlerContext;
+import io.netty.handler.codec.ReplayingDecoder;
+import java.io.DataInputStream;
@ -1118,42 +1119,51 @@ index 0000000..2587a27
+ * backs the input {@link ByteBuf}. Reads an unsigned byte packet header and
+ * then decodes the packet accordingly.
+ */
+public class PacketDecoder extends ReplayingDecoder<ReadState> {
+public class PacketDecoder extends ReplayingDecoder<ReadState>
+{
+
+ private DataInputStream input;
+ private Packet packet;
+
+ public PacketDecoder() {
+ super(ReadState.HEADER);
+ public PacketDecoder()
+ {
+ super( ReadState.HEADER );
+ }
+
+ @Override
+ protected Packet decode(ChannelHandlerContext ctx, ByteBuf in) throws Exception {
+ if (input == null) {
+ input = new DataInputStream(new ByteBufInputStream(in));
+ protected void decode(ChannelHandlerContext ctx, ByteBuf in, MessageBuf<Object> out) throws Exception
+ {
+ if ( input == null )
+ {
+ input = new DataInputStream( new ByteBufInputStream( in ) );
+ }
+
+ while (true) {
+ switch (state()) {
+ while ( true )
+ {
+ switch ( state() )
+ {
+ case HEADER:
+ short packetId = in.readUnsignedByte();
+ packet = Packet.a(MinecraftServer.getServer().getLogger(), packetId);
+ if (packet == null) {
+ throw new IOException("Bad packet id " + packetId);
+ packet = Packet.a( MinecraftServer.getServer().getLogger(), packetId );
+ if ( packet == null )
+ {
+ throw new IOException( "Bad packet id " + packetId );
+ }
+ checkpoint(ReadState.DATA);
+ checkpoint( ReadState.DATA );
+ case DATA:
+ try {
+ packet.a(input);
+ } catch (EOFException ex) {
+ return null;
+ try
+ {
+ packet.a( input );
+ } catch ( EOFException ex )
+ {
+ return;
+ }
+
+ checkpoint(ReadState.HEADER);
+ checkpoint( ReadState.HEADER );
+ Packet ret = packet;
+ packet = null;
+
+ return ret;
+ out.add( ret );
+ break;
+ default:
+ throw new IllegalStateException();
+ }
@ -1162,10 +1172,10 @@ index 0000000..2587a27
+}
diff --git a/src/main/java/org/spigotmc/netty/PacketEncoder.java b/src/main/java/org/spigotmc/netty/PacketEncoder.java
new file mode 100644
index 0000000..4683021
index 0000000..c21be9f
--- /dev/null
+++ b/src/main/java/org/spigotmc/netty/PacketEncoder.java
@@ -0,0 +1,48 @@
@@ -0,0 +1,55 @@
+package org.spigotmc.netty;
+
+import io.netty.buffer.ByteBuf;
@ -1179,36 +1189,43 @@ index 0000000..4683021
+ * Netty encoder which takes a packet and encodes it, and adds a byte packet id
+ * header.
+ */
+public class PacketEncoder extends MessageToByteEncoder<Packet> {
+public class PacketEncoder extends MessageToByteEncoder<Packet>
+{
+
+ private ByteBuf outBuf;
+ private DataOutputStream dataOut;
+ private final NettyNetworkManager networkManager;
+
+ public PacketEncoder(NettyNetworkManager networkManager) {
+ public PacketEncoder(NettyNetworkManager networkManager)
+ {
+ this.networkManager = networkManager;
+ }
+
+ @Override
+ public void encode(ChannelHandlerContext ctx, Packet msg, ByteBuf out) throws Exception {
+ if (outBuf == null) {
+ public void encode(ChannelHandlerContext ctx, Packet msg, ByteBuf out) throws Exception
+ {
+ if ( outBuf == null )
+ {
+ outBuf = ctx.alloc().directBuffer();
+ }
+ if (dataOut == null) {
+ dataOut = new DataOutputStream(new ByteBufOutputStream(outBuf));
+ if ( dataOut == null )
+ {
+ dataOut = new DataOutputStream( new ByteBufOutputStream( outBuf ) );
+ }
+
+ out.writeByte(msg.n());
+ msg.a(dataOut);
+ out.writeByte( msg.n() );
+ msg.a( dataOut );
+
+ networkManager.addWrittenBytes(outBuf.readableBytes());
+ out.writeBytes(outBuf);
+ networkManager.addWrittenBytes( outBuf.readableBytes() );
+ out.writeBytes( outBuf );
+ out.discardSomeReadBytes();
+ }
+
+ @Override
+ public void freeOutboundBuffer(ChannelHandlerContext ctx) throws Exception {
+ if (outBuf != null) {
+ public void handlerRemoved(ChannelHandlerContext ctx) throws Exception
+ {
+ if ( outBuf != null )
+ {
+ outBuf.release();
+ outBuf = null;
+ }