From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: Minecrell Date: Tue, 10 Oct 2017 18:45:20 +0200 Subject: [PATCH] Expose client protocol version and virtual host diff --git a/src/main/java/com/destroystokyo/paper/network/PaperNetworkClient.java b/src/main/java/com/destroystokyo/paper/network/PaperNetworkClient.java new file mode 100644 index 0000000000000000000000000000000000000000..8a716c1647aa29906be26ac262e93ebd2c1adfaa --- /dev/null +++ b/src/main/java/com/destroystokyo/paper/network/PaperNetworkClient.java @@ -0,0 +1,50 @@ +package com.destroystokyo.paper.network; + +import net.minecraft.network.NetworkManager; + +import java.net.InetSocketAddress; + +import javax.annotation.Nullable; + +public class PaperNetworkClient implements NetworkClient { + + private final NetworkManager networkManager; + + PaperNetworkClient(NetworkManager networkManager) { + this.networkManager = networkManager; + } + + @Override + public InetSocketAddress getAddress() { + return (InetSocketAddress) this.networkManager.getSocketAddress(); + } + + @Override + public int getProtocolVersion() { + return this.networkManager.protocolVersion; + } + + @Nullable + @Override + public InetSocketAddress getVirtualHost() { + return this.networkManager.virtualHost; + } + + public static InetSocketAddress prepareVirtualHost(String host, int port) { + int len = host.length(); + + // FML appends a marker to the host to recognize FML clients (\0FML\0) + int pos = host.indexOf('\0'); + if (pos >= 0) { + len = pos; + } + + // When clients connect with a SRV record, their host contains a trailing '.' + if (len > 0 && host.charAt(len - 1) == '.') { + len--; + } + + return InetSocketAddress.createUnresolved(host.substring(0, len), port); + } + +} diff --git a/src/main/java/net/minecraft/network/NetworkManager.java b/src/main/java/net/minecraft/network/NetworkManager.java index f093b465b868e6003bb2b5ee634a624b5b054493..60e4a4aa3854aaeb250d1318f2f25cf3591ea1d3 100644 --- a/src/main/java/net/minecraft/network/NetworkManager.java +++ b/src/main/java/net/minecraft/network/NetworkManager.java @@ -70,6 +70,10 @@ public class NetworkManager extends SimpleChannelInboundHandler> { private float s; private int t; private boolean u; + // Paper start - NetworkClient implementation + public int protocolVersion; + public java.net.InetSocketAddress virtualHost; + // Paper end public NetworkManager(EnumProtocolDirection enumprotocoldirection) { this.h = enumprotocoldirection; diff --git a/src/main/java/net/minecraft/network/protocol/handshake/PacketHandshakingInSetProtocol.java b/src/main/java/net/minecraft/network/protocol/handshake/PacketHandshakingInSetProtocol.java index 5b815717084193d37d1d458458f1fd86bb3e9627..65ff946363fbee43adf76710b7379e184c5cbb22 100644 --- a/src/main/java/net/minecraft/network/protocol/handshake/PacketHandshakingInSetProtocol.java +++ b/src/main/java/net/minecraft/network/protocol/handshake/PacketHandshakingInSetProtocol.java @@ -38,6 +38,7 @@ public class PacketHandshakingInSetProtocol implements Packet