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55 changes: 55 additions & 0 deletions
55
src/main/java/net/raphimc/raknetproviders/b23r0_rust_raknet/B23R0RustRakNet.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,55 @@ | ||
| /* | ||
| * This file is part of ViaProxyRakNetProviders - https://github.com/ViaVersionAddons/ViaProxyRakNetProviders | ||
| * Copyright (C) 2023-2024 RK_01/RaphiMC and contributors | ||
| * | ||
| * 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 net.raphimc.raknetproviders.b23r0_rust_raknet; | ||
|
|
||
| import com.sun.jna.Callback; | ||
| import com.sun.jna.Library; | ||
| import com.sun.jna.Native; | ||
| import com.sun.jna.Pointer; | ||
| import com.sun.jna.ptr.PointerByReference; | ||
|
|
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| import java.util.HashMap; | ||
| import java.util.Map; | ||
|
|
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| public interface B23R0RustRakNet extends Library { | ||
|
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| B23R0RustRakNet INSTANCE = loadNative(); | ||
|
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| private static B23R0RustRakNet loadNative() { | ||
| try { | ||
| final Map<String, Object> options = new HashMap<>(); | ||
| options.put(Library.OPTION_STRING_ENCODING, "UTF-8"); | ||
| return Native.load("rust-raknet", B23R0RustRakNet.class, options); | ||
| } catch (Throwable ignored) { | ||
| } | ||
| return null; | ||
| } | ||
|
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| static boolean isLoaded() { | ||
| return INSTANCE != null; | ||
| } | ||
|
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| String connect(final String address, final int connectTimeout, final byte raknetVersion, final PointerByReference connectionPointer); | ||
|
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| void begin_receive_packet(final Pointer connection, final int readTimeout, final Callback readCallback); | ||
|
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| String send_packet(final Pointer connection, final byte[] data, final int length); | ||
|
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| String disconnect(final Pointer connection); | ||
|
|
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| } |
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129 changes: 129 additions & 0 deletions
129
src/main/java/net/raphimc/raknetproviders/b23r0_rust_raknet/B23R0RustRakNetChannel.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,129 @@ | ||
| /* | ||
| * This file is part of ViaProxyRakNetProviders - https://github.com/ViaVersionAddons/ViaProxyRakNetProviders | ||
| * Copyright (C) 2023-2024 RK_01/RaphiMC and contributors | ||
| * | ||
| * 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 net.raphimc.raknetproviders.b23r0_rust_raknet; | ||
|
|
||
| import com.sun.jna.Callback; | ||
| import com.sun.jna.Pointer; | ||
| import com.sun.jna.ptr.PointerByReference; | ||
| import io.netty.buffer.ByteBuf; | ||
| import io.netty.channel.ChannelOutboundBuffer; | ||
| import io.netty.util.internal.StringUtil; | ||
| import net.raphimc.raknetproviders.SimpleOioMessageChannel; | ||
| import net.raphimc.viabedrock.protocol.data.ProtocolConstants; | ||
| import org.cloudburstmc.netty.channel.raknet.packet.RakMessage; | ||
|
|
||
| import java.net.ConnectException; | ||
| import java.net.InetSocketAddress; | ||
| import java.net.SocketAddress; | ||
| import java.util.List; | ||
| import java.util.Queue; | ||
| import java.util.concurrent.LinkedTransferQueue; | ||
|
|
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| public class B23R0RustRakNetChannel extends SimpleOioMessageChannel { | ||
|
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| protected boolean active = false; | ||
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| private Pointer connection; | ||
| private final Queue<Object> readQueue = new LinkedTransferQueue<>(); | ||
| private final Callback callback = new Callback() { | ||
| public void onRead(final String readError, final Pointer data, final int length) { | ||
| if (readError != null) { | ||
| readQueue.add(readError); | ||
| } else { | ||
| readQueue.add(data.getByteArray(0, length)); | ||
| } | ||
| } | ||
| }; | ||
|
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| @Override | ||
| protected void doConnect(SocketAddress remoteAddress, SocketAddress localAddress) throws Exception { | ||
| super.doConnect(remoteAddress, localAddress); | ||
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| final InetSocketAddress address = (InetSocketAddress) remoteAddress; | ||
| final PointerByReference connectionPointer = new PointerByReference(); | ||
| final String connectError = B23R0RustRakNet.INSTANCE.connect(address.getHostString() + ":" + address.getPort(), this.config().getConnectTimeoutMillis(), (byte) ProtocolConstants.BEDROCK_RAKNET_PROTOCOL_VERSION, connectionPointer); | ||
| if (connectError != null) { | ||
| throw new ConnectException(connectError); | ||
| } | ||
| this.connection = connectionPointer.getValue(); | ||
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| B23R0RustRakNet.INSTANCE.begin_receive_packet(this.connection, 30_000, this.callback); | ||
|
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| this.active = true; | ||
| } | ||
|
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| @Override | ||
| protected int doReadMessages(List<Object> list) { | ||
| if (this.connection == null) { | ||
| return -1; | ||
| } | ||
| if (!this.readQueue.isEmpty()) { | ||
| final Object obj = this.readQueue.poll(); | ||
| if (obj instanceof byte[] bytes) { | ||
| list.add(new RakMessage(this.alloc().buffer(bytes.length).writeBytes(bytes))); | ||
| return bytes.length; | ||
| } else if (obj instanceof String errorMessage) { | ||
| throw new RuntimeException(errorMessage); | ||
| } | ||
| } | ||
|
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| return 0; | ||
| } | ||
|
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| @Override | ||
| protected void doWrite(ChannelOutboundBuffer channelOutboundBuffer) { | ||
| while (true) { | ||
| final Object msg = channelOutboundBuffer.current(); | ||
| if (msg == null) { | ||
| return; | ||
| } else if (msg instanceof RakMessage rakMessage) { | ||
| final ByteBuf buf = rakMessage.content(); | ||
| final byte[] bytes = new byte[buf.readableBytes()]; | ||
| buf.readBytes(bytes); | ||
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| final String writeError = B23R0RustRakNet.INSTANCE.send_packet(this.connection, bytes, bytes.length); | ||
| if (writeError != null) { | ||
| throw new RuntimeException(writeError); | ||
| } | ||
|
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| channelOutboundBuffer.remove(); | ||
| } else { | ||
| channelOutboundBuffer.remove(new UnsupportedOperationException("unsupported message type: " + StringUtil.simpleClassName(msg))); | ||
| } | ||
| } | ||
| } | ||
|
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| @Override | ||
| protected void doClose() throws Exception { | ||
| super.doClose(); | ||
|
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| if (this.connection != null) { | ||
| final String disconnectError = B23R0RustRakNet.INSTANCE.disconnect(this.connection); | ||
| this.connection = null; | ||
| if (disconnectError != null) { | ||
| throw new RuntimeException(disconnectError); | ||
| } | ||
| } | ||
| } | ||
|
|
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| @Override | ||
| public boolean isActive() { | ||
| return this.active && this.open; | ||
| } | ||
|
|
||
| } |
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50 changes: 50 additions & 0 deletions
50
...himc/raknetproviders/extremeheat_fb_raknet/ExtremeheatFbRakNetBedrockProxyConnection.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,50 @@ | ||
| /* | ||
| * This file is part of ViaProxyRakNetProviders - https://github.com/ViaVersionAddons/ViaProxyRakNetProviders | ||
| * Copyright (C) 2023-2024 RK_01/RaphiMC and contributors | ||
| * | ||
| * 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 net.raphimc.raknetproviders.extremeheat_fb_raknet; | ||
|
|
||
| import io.netty.bootstrap.Bootstrap; | ||
| import io.netty.channel.ChannelOption; | ||
| import io.netty.channel.oio.OioEventLoopGroup; | ||
| import net.raphimc.netminecraft.constants.ConnectionState; | ||
| import net.raphimc.netminecraft.util.ChannelType; | ||
| import net.raphimc.viaproxy.proxy.session.BedrockProxyConnection; | ||
| import net.raphimc.viaproxy.proxy.session.ProxyConnection; | ||
|
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| public class ExtremeheatFbRakNetBedrockProxyConnection extends BedrockProxyConnection { | ||
|
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| public ExtremeheatFbRakNetBedrockProxyConnection(final ExtremeheatFbRakNetBedrockProxyConnection bedrockProxyConnection) { | ||
| super(bedrockProxyConnection.handlerSupplier, bedrockProxyConnection.channelInitializerSupplier, bedrockProxyConnection.getC2P()); | ||
| } | ||
|
|
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| @Override | ||
| public void initialize(ChannelType channelType, Bootstrap bootstrap) { | ||
| if (this.getC2pConnectionState() == ConnectionState.LOGIN) { | ||
| bootstrap | ||
| .group(new OioEventLoopGroup()) | ||
| .channel(ExtremeheatFbRakNetChannel.class) | ||
| .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, 4_000) | ||
| .attr(ProxyConnection.PROXY_CONNECTION_ATTRIBUTE_KEY, this) | ||
| .handler(this.channelInitializerSupplier.apply(this.handlerSupplier)); | ||
|
|
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| this.channelFuture = bootstrap.register().syncUninterruptibly(); | ||
| } else { | ||
| super.initialize(channelType, bootstrap); | ||
| } | ||
| } | ||
|
|
||
| } |
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