Mirrors/Velocity
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Mirror von https://github.com/PaperMC/Velocity.git synchronisiert 2024-11-17 05:20:14 +01:00
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Dieser Commit ist enthalten in:
Riley Park 2020-11-06 04:32:33 -08:00
Ursprung b599e7b45c
Commit 0615b024cf
Es konnte kein GPG-Schlüssel zu dieser Signatur gefunden werden
GPG-Schlüssel-ID: D831AF236C834E45
37 geänderte Dateien mit 332 neuen und 237 gelöschten Zeilen
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1
api/build.gradle
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@ -27,6 +27,7 @@ dependencies {
api "net.kyori:adventure-text-serializer-gson:${adventureVersion}"
api "net.kyori:adventure-text-serializer-legacy:${adventureVersion}"
api "net.kyori:adventure-text-serializer-plain:${adventureVersion}"
api("net.kyori:coffee:1.0.0-SNAPSHOT")
api "org.slf4j:slf4j-api:${slf4jVersion}"
api 'com.google.inject:guice:4.2.3'

3
api/src/main/java/com/velocitypowered/api/network/ProtocolVersion.java
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@ -6,11 +6,12 @@ import java.util.EnumSet;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;
import net.kyori.coffee.Ordered;
/**
* Represents each Minecraft protocol version.
*/
public enum ProtocolVersion {
public enum ProtocolVersion implements Ordered<ProtocolVersion> {
UNKNOWN(-1, "Unknown"),
LEGACY(-2, "Legacy"),
MINECRAFT_1_7_2(4, "1.7.2"),

2
proxy/src/main/java/com/velocitypowered/proxy/VelocityServer.java
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@ -645,7 +645,7 @@ public class VelocityServer implements ProxyServer, ForwardingAudience {
}
public static Gson getPingGsonInstance(ProtocolVersion version) {
return version.compareTo(ProtocolVersion.MINECRAFT_1_16) >= 0 ? POST_1_16_PING_SERIALIZER
return version.gte(ProtocolVersion.MINECRAFT_1_16) ? POST_1_16_PING_SERIALIZER
: PRE_1_16_PING_SERIALIZER;
}
}

4
proxy/src/main/java/com/velocitypowered/proxy/connection/MinecraftConnection.java
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@ -224,8 +224,8 @@ public class MinecraftConnection extends ChannelInboundHandlerAdapter {
*/
public void closeWith(Object msg) {
if (channel.isActive()) {
boolean is17 = this.getProtocolVersion().compareTo(ProtocolVersion.MINECRAFT_1_8) < 0
&& this.getProtocolVersion().compareTo(ProtocolVersion.MINECRAFT_1_7_2) >= 0;
boolean is17 = this.getProtocolVersion().lt(ProtocolVersion.MINECRAFT_1_8)
&& this.getProtocolVersion().gte(ProtocolVersion.MINECRAFT_1_7_2);
if (is17 && this.getState() != StateRegistry.STATUS) {
channel.eventLoop().execute(() -> {
// 1.7.x versions have a race condition with switching protocol states, so just explicitly

9
proxy/src/main/java/com/velocitypowered/proxy/connection/MinecraftSessionHandler.java
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@ -3,8 +3,8 @@ package com.velocitypowered.proxy.connection;
import com.velocitypowered.proxy.protocol.Packet;
import com.velocitypowered.proxy.protocol.packet.AvailableCommandsPacket;
import com.velocitypowered.proxy.protocol.packet.BossBarPacket;
import com.velocitypowered.proxy.protocol.packet.ChatPacket;
import com.velocitypowered.proxy.protocol.packet.ClientSettingsPacket;
import com.velocitypowered.proxy.protocol.packet.ClientboundChatPacket;
import com.velocitypowered.proxy.protocol.packet.DisconnectPacket;
import com.velocitypowered.proxy.protocol.packet.EncryptionRequestPacket;
import com.velocitypowered.proxy.protocol.packet.EncryptionResponsePacket;
@ -21,6 +21,7 @@ import com.velocitypowered.proxy.protocol.packet.ResourcePackResponsePacket;
import com.velocitypowered.proxy.protocol.packet.RespawnPacket;
import com.velocitypowered.proxy.protocol.packet.ServerLoginPacket;
import com.velocitypowered.proxy.protocol.packet.ServerLoginSuccessPacket;
import com.velocitypowered.proxy.protocol.packet.ServerboundChatPacket;
import com.velocitypowered.proxy.protocol.packet.SetCompressionPacket;
import com.velocitypowered.proxy.protocol.packet.StatusPingPacket;
import com.velocitypowered.proxy.protocol.packet.StatusRequestPacket;
@ -82,7 +83,11 @@ public interface MinecraftSessionHandler {
return false;
}
default boolean handle(ChatPacket packet) {
default boolean handle(ClientboundChatPacket packet) {
return false;
}
default boolean handle(ServerboundChatPacket packet) {
return false;
}

2
proxy/src/main/java/com/velocitypowered/proxy/connection/backend/BungeeCordMessageResponder.java
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@ -303,7 +303,7 @@ public class BungeeCordMessageResponder {
}
static String getBungeeCordChannel(ProtocolVersion version) {
return version.compareTo(ProtocolVersion.MINECRAFT_1_13) >= 0 ? MODERN_CHANNEL.getId()
return version.gte(ProtocolVersion.MINECRAFT_1_13) ? MODERN_CHANNEL.getId()
: LEGACY_CHANNEL.getId();
}

21
proxy/src/main/java/com/velocitypowered/proxy/connection/client/ClientPlaySessionHandler.java
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@ -22,13 +22,14 @@ import com.velocitypowered.proxy.connection.backend.VelocityServerConnection;
import com.velocitypowered.proxy.protocol.Packet;
import com.velocitypowered.proxy.protocol.StateRegistry;
import com.velocitypowered.proxy.protocol.packet.BossBarPacket;
import com.velocitypowered.proxy.protocol.packet.ChatPacket;
import com.velocitypowered.proxy.protocol.packet.ClientSettingsPacket;
import com.velocitypowered.proxy.protocol.packet.ClientboundChatPacket;
import com.velocitypowered.proxy.protocol.packet.JoinGamePacket;
import com.velocitypowered.proxy.protocol.packet.KeepAlivePacket;
import com.velocitypowered.proxy.protocol.packet.PluginMessagePacket;
import com.velocitypowered.proxy.protocol.packet.ResourcePackResponsePacket;
import com.velocitypowered.proxy.protocol.packet.RespawnPacket;
import com.velocitypowered.proxy.protocol.packet.ServerboundChatPacket;
import com.velocitypowered.proxy.protocol.packet.TabCompleteRequestPacket;
import com.velocitypowered.proxy.protocol.packet.TabCompleteResponsePacket;
import com.velocitypowered.proxy.protocol.packet.TabCompleteResponsePacket.Offer;
@ -117,7 +118,7 @@ public class ClientPlaySessionHandler implements MinecraftSessionHandler {
}
@Override
public boolean handle(ChatPacket packet) {
public boolean handle(ClientboundChatPacket packet) {
VelocityServerConnection serverConnection = player.getConnectedServer();
if (serverConnection == null) {
return true;
@ -154,7 +155,7 @@ public class ClientPlaySessionHandler implements MinecraftSessionHandler {
if (chatResult.isAllowed()) {
Optional<String> eventMsg = pme.getResult().getMessage();
if (eventMsg.isPresent()) {
smc.write(ChatPacket.createServerbound(eventMsg.get()));
smc.write(new ServerboundChatPacket(eventMsg.get()));
} else {
smc.write(packet);
}
@ -365,7 +366,7 @@ public class ClientPlaySessionHandler implements MinecraftSessionHandler {
}
// Clear any title from the previous server.
if (player.getProtocolVersion().compareTo(MINECRAFT_1_8) >= 0) {
if (player.getProtocolVersion().gte(MINECRAFT_1_8)) {
player.getConnection()
.delayedWrite(TitlePacket.resetForProtocolVersion(player.getProtocolVersion()));
}
@ -386,7 +387,7 @@ public class ClientPlaySessionHandler implements MinecraftSessionHandler {
// to perform entity ID rewrites, eliminating potential issues from rewriting packets and
// improving compatibility with mods.
int sentOldDim = joinGame.getDimension();
if (player.getProtocolVersion().compareTo(MINECRAFT_1_16) < 0) {
if (player.getProtocolVersion().lt(MINECRAFT_1_16)) {
// Before Minecraft 1.16, we could not switch to the same dimension without sending an
// additional respawn. On older versions of Minecraft this forces the client to perform
// garbage collection which adds additional latency.
@ -439,7 +440,7 @@ public class ClientPlaySessionHandler implements MinecraftSessionHandler {
String commandLabel = command.substring(0, commandEndPosition);
if (!server.getCommandManager().hasCommand(commandLabel)) {
if (player.getProtocolVersion().compareTo(MINECRAFT_1_13) < 0) {
if (player.getProtocolVersion().lt(MINECRAFT_1_13)) {
// Outstanding tab completes are recorded for use with 1.12 clients and below to provide
// additional tab completion support.
outstandingTabComplete = packet;
@ -476,7 +477,7 @@ public class ClientPlaySessionHandler implements MinecraftSessionHandler {
}
private boolean handleRegularTabComplete(TabCompleteRequestPacket packet) {
if (player.getProtocolVersion().compareTo(MINECRAFT_1_13) < 0) {
if (player.getProtocolVersion().lt(MINECRAFT_1_13)) {
// Outstanding tab completes are recorded for use with 1.12 clients and below to provide
// additional tab completion support.
outstandingTabComplete = packet;
@ -508,7 +509,7 @@ public class ClientPlaySessionHandler implements MinecraftSessionHandler {
String command = request.getCommand().substring(1);
server.getCommandManager().offerSuggestions(player, command)
.thenAcceptAsync(offers -> {
boolean legacy = player.getProtocolVersion().compareTo(MINECRAFT_1_13) < 0;
boolean legacy = player.getProtocolVersion().lt(MINECRAFT_1_13);
try {
for (String offer : offers) {
offer = legacy && !offer.startsWith("/") ? "/" + offer : offer;
@ -564,13 +565,13 @@ public class ClientPlaySessionHandler implements MinecraftSessionHandler {
MinecraftConnection smc = player.ensureAndGetCurrentServer().ensureConnected();
String commandToRun = result.getCommand().orElse(originalCommand);
if (result.isForwardToServer()) {
return CompletableFuture.runAsync(() -> smc.write(ChatPacket.createServerbound("/"
return CompletableFuture.runAsync(() -> smc.write(new ServerboundChatPacket("/"
+ commandToRun)), smc.eventLoop());
} else {
return server.getCommandManager().executeImmediately(player, commandToRun)
.thenAcceptAsync(hasRun -> {
if (!hasRun) {
smc.write(ChatPacket.createServerbound("/" + commandToRun));
smc.write(new ServerboundChatPacket("/" + commandToRun));
}
}, smc.eventLoop());
}

43
proxy/src/main/java/com/velocitypowered/proxy/connection/client/ConnectedPlayer.java
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@ -38,12 +38,13 @@ import com.velocitypowered.proxy.connection.util.ConnectionMessages;
import com.velocitypowered.proxy.connection.util.ConnectionRequestResults.Impl;
import com.velocitypowered.proxy.protocol.ProtocolUtils;
import com.velocitypowered.proxy.protocol.StateRegistry;
import com.velocitypowered.proxy.protocol.packet.ChatPacket;
import com.velocitypowered.proxy.protocol.packet.ClientSettingsPacket;
import com.velocitypowered.proxy.protocol.packet.ClientboundChatPacket;
import com.velocitypowered.proxy.protocol.packet.DisconnectPacket;
import com.velocitypowered.proxy.protocol.packet.KeepAlivePacket;
import com.velocitypowered.proxy.protocol.packet.PluginMessagePacket;
import com.velocitypowered.proxy.protocol.packet.ResourcePackRequestPacket;
import com.velocitypowered.proxy.protocol.packet.ServerboundChatPacket;
import com.velocitypowered.proxy.protocol.packet.TitlePacket;
import com.velocitypowered.proxy.protocol.util.PluginMessageUtil;
import com.velocitypowered.proxy.server.VelocityRegisteredServer;
@ -112,7 +113,7 @@ public class ConnectedPlayer implements MinecraftConnectionAssociation, Player {
ConnectedPlayer(VelocityServer server, GameProfile profile, MinecraftConnection connection,
@Nullable InetSocketAddress virtualHost, boolean onlineMode) {
this.server = server;
if (connection.getProtocolVersion().compareTo(ProtocolVersion.MINECRAFT_1_8) >= 0) {
if (connection.getProtocolVersion().gte(ProtocolVersion.MINECRAFT_1_8)) {
this.tabList = new VelocityTabList(connection);
} else {
this.tabList = new VelocityTabListLegacy(connection);
@ -226,26 +227,25 @@ public class ConnectedPlayer implements MinecraftConnectionAssociation, Player {
return connection.getProtocolVersion();
}
@Override
public void sendMessage(@NonNull Identity identity, @NonNull Component message) {
connection.write(ChatPacket.createClientbound(identity, message, this.getProtocolVersion()));
}
@Override
public void sendMessage(@NonNull Identity identity, @NonNull Component message,
@NonNull MessageType type) {
Preconditions.checkNotNull(message, "message");
Preconditions.checkNotNull(type, "type");
ChatPacket packet = ChatPacket.createClientbound(identity, message, this.getProtocolVersion());
packet.setType(type == MessageType.CHAT ? ChatPacket.CHAT_TYPE : ChatPacket.SYSTEM_TYPE);
connection.write(packet);
connection.write(new ClientboundChatPacket(
ProtocolUtils.getJsonChatSerializer(this.getProtocolVersion()).serialize(message),
type == MessageType.CHAT
? ClientboundChatPacket.CHAT_TYPE
: ClientboundChatPacket.SYSTEM_TYPE,
identity.uuid()
));
}
@Override
public void sendActionBar(net.kyori.adventure.text.@NonNull Component message) {
ProtocolVersion playerVersion = getProtocolVersion();
if (playerVersion.compareTo(ProtocolVersion.MINECRAFT_1_11) >= 0) {
if (playerVersion.gte(ProtocolVersion.MINECRAFT_1_11)) {
// Use the title packet instead.
TitlePacket pkt = new TitlePacket();
pkt.setAction(TitlePacket.SET_ACTION_BAR);
@ -257,10 +257,11 @@ public class ConnectedPlayer implements MinecraftConnectionAssociation, Player {
// legacy message and then inject the legacy text into a component... yuck!
JsonObject object = new JsonObject();
object.addProperty("text", LegacyComponentSerializer.legacySection().serialize(message));
ChatPacket chat = new ChatPacket();
chat.setMessage(object.toString());
chat.setType(ChatPacket.GAME_INFO_TYPE);
connection.write(chat);
connection.write(new ClientboundChatPacket(
object.toString(),
ClientboundChatPacket.GAME_INFO_TYPE,
Identity.nil().uuid()
));
}
}
@ -672,10 +673,10 @@ public class ConnectedPlayer implements MinecraftConnectionAssociation, Player {
@Override
public void spoofChatInput(String input) {
Preconditions.checkArgument(input.length() <= ChatPacket.MAX_SERVERBOUND_MESSAGE_LENGTH,
"input cannot be greater than " + ChatPacket.MAX_SERVERBOUND_MESSAGE_LENGTH
Preconditions.checkArgument(input.length() <= ServerboundChatPacket.MAX_MESSAGE_LENGTH,
"input cannot be greater than " + ServerboundChatPacket.MAX_MESSAGE_LENGTH
+ " characters in length");
ensureBackendConnection().write(ChatPacket.createServerbound(input));
ensureBackendConnection().write(new ServerboundChatPacket(input));
}
@Override
@ -707,9 +708,7 @@ public class ConnectedPlayer implements MinecraftConnectionAssociation, Player {
*/
public void sendKeepAlive() {
if (connection.getState() == StateRegistry.PLAY) {
KeepAlivePacket keepAlive = new KeepAlivePacket();
keepAlive.setRandomId(ThreadLocalRandom.current().nextLong());
connection.write(keepAlive);
connection.write(new KeepAlivePacket(ThreadLocalRandom.current().nextLong()));
}
}
@ -751,7 +750,7 @@ public class ConnectedPlayer implements MinecraftConnectionAssociation, Player {
boolean minecraftOrFmlMessage;
// By default, all internal Minecraft and Forge channels are forwarded from the server.
if (version.compareTo(ProtocolVersion.MINECRAFT_1_12_2) <= 0) {
if (version.lte(ProtocolVersion.MINECRAFT_1_12_2)) {
String channel = message.getChannel();
minecraftOrFmlMessage = channel.startsWith("MC|")
|| channel.startsWith(LegacyForgeConstants.FORGE_LEGACY_HANDSHAKE_CHANNEL)

6
proxy/src/main/java/com/velocitypowered/proxy/connection/client/HandshakeSessionHandler.java
Datei anzeigen

@ -114,7 +114,7 @@ public class HandshakeSessionHandler implements MinecraftSessionHandler {
// If the proxy is configured for modern forwarding, we must deny connections from 1.12.2
// and lower, otherwise IP information will never get forwarded.
if (server.getConfiguration().getPlayerInfoForwardingMode() == PlayerInfoForwarding.MODERN
&& handshake.getProtocolVersion().compareTo(ProtocolVersion.MINECRAFT_1_13) < 0) {
&& handshake.getProtocolVersion().lt(ProtocolVersion.MINECRAFT_1_13)) {
ic.disconnectQuietly(Component.text("This server is only compatible with 1.13 and above."));
return;
}
@ -126,9 +126,9 @@ public class HandshakeSessionHandler implements MinecraftSessionHandler {
private ConnectionType getHandshakeConnectionType(HandshakePacket handshake) {
// Determine if we're using Forge (1.8 to 1.12, may not be the case in 1.13).
if (handshake.getServerAddress().endsWith(LegacyForgeConstants.HANDSHAKE_HOSTNAME_TOKEN)
&& handshake.getProtocolVersion().compareTo(ProtocolVersion.MINECRAFT_1_13) < 0) {
&& handshake.getProtocolVersion().lt(ProtocolVersion.MINECRAFT_1_13)) {
return ConnectionTypes.LEGACY_FORGE;
} else if (handshake.getProtocolVersion().compareTo(ProtocolVersion.MINECRAFT_1_7_6) <= 0) {
} else if (handshake.getProtocolVersion().lte(ProtocolVersion.MINECRAFT_1_7_6)) {
// 1.7 Forge will not notify us during handshake. UNDETERMINED will listen for incoming
// forge handshake attempts. Also sends a reset handshake packet on every transition.
return ConnectionTypes.UNDETERMINED_17;

2
proxy/src/main/java/com/velocitypowered/proxy/connection/client/LoginSessionHandler.java
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@ -242,7 +242,7 @@ public class LoginSessionHandler implements MinecraftSessionHandler {
private void completeLoginProtocolPhaseAndInitialize(ConnectedPlayer player) {
int threshold = server.getConfiguration().getCompressionThreshold();
if (threshold >= 0 && mcConnection.getProtocolVersion().compareTo(MINECRAFT_1_8) >= 0) {
if (threshold >= 0 && mcConnection.getProtocolVersion().gte(MINECRAFT_1_8)) {
mcConnection.write(new SetCompressionPacket(threshold));
mcConnection.setCompressionThreshold(threshold);
}

4
proxy/src/main/java/com/velocitypowered/proxy/connection/registry/DimensionData.java
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@ -225,7 +225,7 @@ public final class DimensionData {
String registryIdentifier = dimTag.getString("name");
CompoundBinaryTag details;
Integer dimensionId = null;
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16_2) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_16_2)) {
dimensionId = dimTag.getInt("id");
details = dimTag.getCompound("element");
} else {
@ -243,7 +243,7 @@ public final class DimensionData {
*/
public CompoundBinaryTag encodeAsCompoundTag(ProtocolVersion version) {
CompoundBinaryTag details = serializeDimensionDetails();
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16_2) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_16_2)) {
if (dimensionId == null) {
throw new IllegalStateException("Tried to serialize a 1.16.2+ dimension registry entry "
+ "without an ID");

9
proxy/src/main/java/com/velocitypowered/proxy/protocol/Packet.java
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@ -6,9 +6,16 @@ import io.netty.buffer.ByteBuf;
public interface Packet {
void decode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion protocolVersion);
@Deprecated
default void decode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion protocolVersion) {
throw new IllegalStateException();
}
void encode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion protocolVersion);
boolean handle(MinecraftSessionHandler handler);
interface Decoder<P extends Packet> {
P decode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion version);
}
}

2
proxy/src/main/java/com/velocitypowered/proxy/protocol/ProtocolUtils.java
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@ -459,7 +459,7 @@ public enum ProtocolUtils {
* @return the appropriate {@link GsonComponentSerializer}
*/
public static GsonComponentSerializer getJsonChatSerializer(ProtocolVersion version) {
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_16)) {
return MODERN_SERIALIZER;
}
return PRE_1_16_SERIALIZER;

81
proxy/src/main/java/com/velocitypowered/proxy/protocol/StateRegistry.java
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@ -18,8 +18,8 @@ import static com.velocitypowered.api.network.ProtocolVersion.SUPPORTED_VERSIONS
import com.velocitypowered.api.network.ProtocolVersion;
import com.velocitypowered.proxy.protocol.packet.AvailableCommandsPacket;
import com.velocitypowered.proxy.protocol.packet.BossBarPacket;
import com.velocitypowered.proxy.protocol.packet.ChatPacket;
import com.velocitypowered.proxy.protocol.packet.ClientSettingsPacket;
import com.velocitypowered.proxy.protocol.packet.ClientboundChatPacket;
import com.velocitypowered.proxy.protocol.packet.DisconnectPacket;
import com.velocitypowered.proxy.protocol.packet.EncryptionRequestPacket;
import com.velocitypowered.proxy.protocol.packet.EncryptionResponsePacket;
@ -36,6 +36,7 @@ import com.velocitypowered.proxy.protocol.packet.ResourcePackResponsePacket;
import com.velocitypowered.proxy.protocol.packet.RespawnPacket;
import com.velocitypowered.proxy.protocol.packet.ServerLoginPacket;
import com.velocitypowered.proxy.protocol.packet.ServerLoginSuccessPacket;
import com.velocitypowered.proxy.protocol.packet.ServerboundChatPacket;
import com.velocitypowered.proxy.protocol.packet.SetCompressionPacket;
import com.velocitypowered.proxy.protocol.packet.StatusPingPacket;
import com.velocitypowered.proxy.protocol.packet.StatusRequestPacket;
@ -43,6 +44,7 @@ import com.velocitypowered.proxy.protocol.packet.StatusResponsePacket;
import com.velocitypowered.proxy.protocol.packet.TabCompleteRequestPacket;
import com.velocitypowered.proxy.protocol.packet.TabCompleteResponsePacket;
import com.velocitypowered.proxy.protocol.packet.TitlePacket;
import io.netty.buffer.ByteBuf;
import io.netty.util.collection.IntObjectHashMap;
import io.netty.util.collection.IntObjectMap;
import it.unimi.dsi.fastutil.objects.Object2IntMap;
@ -65,14 +67,14 @@ public enum StateRegistry {
},
STATUS {
{
serverbound.register(StatusRequestPacket.class, () -> StatusRequestPacket.INSTANCE,
serverbound.registerNew(StatusRequestPacket.class, StatusRequestPacket.DECODER,
map(0x00, MINECRAFT_1_7_2, false));
serverbound.register(StatusPingPacket.class, StatusPingPacket::new,
serverbound.registerNew(StatusPingPacket.class, StatusPingPacket.DECODER,
map(0x01, MINECRAFT_1_7_2, false));
clientbound.register(StatusResponsePacket.class, StatusResponsePacket::new,
map(0x00, MINECRAFT_1_7_2, false));
clientbound.register(StatusPingPacket.class, StatusPingPacket::new,
clientbound.registerNew(StatusPingPacket.class, StatusPingPacket.DECODER,
map(0x01, MINECRAFT_1_7_2, false));
}
},
@ -88,7 +90,7 @@ public enum StateRegistry {
map(0x01, MINECRAFT_1_12_1, false),
map(0x05, MINECRAFT_1_13, false),
map(0x06, MINECRAFT_1_14, false));
serverbound.register(ChatPacket.class, ChatPacket::new,
serverbound.registerNew(ServerboundChatPacket.class, ServerboundChatPacket.DECODER,
map(0x01, MINECRAFT_1_7_2, false),
map(0x02, MINECRAFT_1_9, false),
map(0x03, MINECRAFT_1_12, false),
@ -107,7 +109,7 @@ public enum StateRegistry {
map(0x09, MINECRAFT_1_12_1, false),
map(0x0A, MINECRAFT_1_13, false),
map(0x0B, MINECRAFT_1_14, false));
serverbound.register(KeepAlivePacket.class, KeepAlivePacket::new,
serverbound.registerNew(KeepAlivePacket.class, KeepAlivePacket.DECODER,
map(0x00, MINECRAFT_1_7_2, false),
map(0x0B, MINECRAFT_1_9, false),
map(0x0C, MINECRAFT_1_12, false),
@ -128,7 +130,7 @@ public enum StateRegistry {
map(0x0C, MINECRAFT_1_9, false),
map(0x0D, MINECRAFT_1_15, false),
map(0x0C, MINECRAFT_1_16, false));
clientbound.register(ChatPacket.class, ChatPacket::new,
clientbound.register(ClientboundChatPacket.class, ClientboundChatPacket::new,
map(0x02, MINECRAFT_1_7_2, true),
map(0x0F, MINECRAFT_1_9, true),
map(0x0E, MINECRAFT_1_13, true),
@ -162,7 +164,7 @@ public enum StateRegistry {
map(0x1B, MINECRAFT_1_15, false),
map(0x1A, MINECRAFT_1_16, false),
map(0x19, MINECRAFT_1_16_2, false));
clientbound.register(KeepAlivePacket.class, KeepAlivePacket::new,
clientbound.registerNew(KeepAlivePacket.class, KeepAlivePacket.DECODER,
map(0x00, MINECRAFT_1_7_2, false),
map(0x1F, MINECRAFT_1_9, false),
map(0x21, MINECRAFT_1_13, false),
@ -242,7 +244,7 @@ public enum StateRegistry {
map(0x01, MINECRAFT_1_7_2, false));
clientbound.register(ServerLoginSuccessPacket.class, ServerLoginSuccessPacket::new,
map(0x02, MINECRAFT_1_7_2, false));
clientbound.register(SetCompressionPacket.class, SetCompressionPacket::new,
clientbound.registerNew(SetCompressionPacket.class, SetCompressionPacket.DECODER,
map(0x03, MINECRAFT_1_8, false));
clientbound.register(LoginPluginMessagePacket.class, LoginPluginMessagePacket::new,
map(0x04, MINECRAFT_1_13, false));
@ -290,7 +292,7 @@ public enum StateRegistry {
return registry;
}
<P extends Packet> void register(Class<P> clazz, Supplier<P> packetSupplier,
<P extends Packet> void registerNew(Class<P> clazz, Packet.Decoder<P> decoder,
PacketMapping... mappings) {
if (mappings.length == 0) {
throw new IllegalArgumentException("At least one mapping must be provided.");
@ -307,6 +309,53 @@ public enum StateRegistry {
"Next mapping version (%s) should be lower then current (%s)", to, from));
}
for (ProtocolVersion protocol : EnumSet.range(from, to)) {
if (protocol == to && next != current) {
break;
}
ProtocolRegistry registry = this.versions.get(protocol);
if (registry == null) {
throw new IllegalArgumentException("Unknown protocol version "
+ current.protocolVersion);
}
if (registry.packetIdToSupplier.containsKey(current.id)) {
throw new IllegalArgumentException("Can not register class " + clazz.getSimpleName()
+ " with id " + current.id + " for " + registry.version
+ " because another packet is already registered");
}
if (registry.packetClassToId.containsKey(clazz)) {
throw new IllegalArgumentException(clazz.getSimpleName()
+ " is already registered for version " + registry.version);
}
if (!current.encodeOnly) {
registry.packetIdToDecoder.put(current.id, decoder);
}
registry.packetClassToId.put(clazz, current.id);
}
}
}
@Deprecated
<P extends Packet> void register(Class<P> clazz, Supplier<P> packetSupplier,
PacketMapping... mappings) {
if (mappings.length == 0) {
throw new IllegalArgumentException("At least one mapping must be provided.");
}
for (int i = 0; i < mappings.length; i++) {
PacketMapping current = mappings[i];
PacketMapping next = (i + 1 < mappings.length) ? mappings[i + 1] : current;
ProtocolVersion from = current.protocolVersion;
ProtocolVersion to = current == next ? getLast(SUPPORTED_VERSIONS) : next.protocolVersion;
if (from.gte(to) && from != getLast(SUPPORTED_VERSIONS)) {
throw new IllegalArgumentException(String.format(
"Next mapping version (%s) should be lower then current (%s)", to, from));
}
for (ProtocolVersion protocol : EnumSet.range(from, to)) {
if (protocol == to && next != current) {
break;
@ -339,8 +388,11 @@ public enum StateRegistry {
public class ProtocolRegistry {
public final ProtocolVersion version;
@Deprecated
final IntObjectMap<Supplier<? extends Packet>> packetIdToSupplier =
new IntObjectHashMap<>(16, 0.5f);
final IntObjectMap<Packet.Decoder<? extends Packet>> packetIdToDecoder =
new IntObjectHashMap<>(16, 0.5f);
final Object2IntMap<Class<? extends Packet>> packetClassToId =
new Object2IntOpenHashMap<>(16, 0.5f);
@ -355,6 +407,7 @@ public enum StateRegistry {
* @param id the packet ID
* @return the packet instance, or {@code null} if the ID is not registered
*/
@Deprecated
public @Nullable Packet createPacket(final int id) {
final Supplier<? extends Packet> supplier = this.packetIdToSupplier.get(id);
if (supplier == null) {
@ -363,6 +416,14 @@ public enum StateRegistry {
return supplier.get();
}
public @Nullable Packet decodePacket(final int id, ByteBuf buf, ProtocolDirection direction, ProtocolVersion protocolVersion) {
final Packet.Decoder<? extends Packet> decoder = this.packetIdToDecoder.get(id);
if (decoder == null) {
return null;
}
return decoder.decode(buf, direction, protocolVersion);
}
/**
* Attempts to look up the packet ID for an {@code packet}.
*

19
proxy/src/main/java/com/velocitypowered/proxy/protocol/netty/MinecraftDecoder.java
Datei anzeigen

@ -53,16 +53,25 @@ public class MinecraftDecoder extends ChannelInboundHandlerAdapter {
int originalReaderIndex = buf.readerIndex();
int packetId = ProtocolUtils.readVarInt(buf);
Packet packet = this.registry.createPacket(packetId);
final boolean decoded;
Packet packet = this.registry.decodePacket(packetId, buf, direction, registry.version);
if (packet == null) {
packet = this.registry.createPacket(packetId);
decoded = false;
} else {
decoded = true;
}
if (packet == null) {
buf.readerIndex(originalReaderIndex);
ctx.fireChannelRead(buf);
} else {
try {
try {
packet.decode(buf, direction, registry.version);
} catch (Exception e) {
throw handleDecodeFailure(e, packet, packetId);
if (!decoded) {
try {
packet.decode(buf, direction, registry.version);
} catch (Exception e) {
throw handleDecodeFailure(e, packet, packetId);
}
}
if (buf.isReadable()) {

8
proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/ClientSettingsPacket.java
Datei anzeigen

@ -101,13 +101,13 @@ public class ClientSettingsPacket implements Packet {
this.chatVisibility = ProtocolUtils.readVarInt(buf);
this.chatColors = buf.readBoolean();
if (version.compareTo(ProtocolVersion.MINECRAFT_1_7_6) <= 0) {
if (version.lte(ProtocolVersion.MINECRAFT_1_7_6)) {
this.difficulty = buf.readByte();
}
this.skinParts = buf.readUnsignedByte();
if (version.compareTo(ProtocolVersion.MINECRAFT_1_9) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_9)) {
this.mainHand = ProtocolUtils.readVarInt(buf);
}
}
@ -122,13 +122,13 @@ public class ClientSettingsPacket implements Packet {
ProtocolUtils.writeVarInt(buf, chatVisibility);
buf.writeBoolean(chatColors);
if (version.compareTo(ProtocolVersion.MINECRAFT_1_7_6) <= 0) {
if (version.lte(ProtocolVersion.MINECRAFT_1_7_6)) {
buf.writeByte(difficulty);
}
buf.writeByte(skinParts);
if (version.compareTo(ProtocolVersion.MINECRAFT_1_9) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_9)) {
ProtocolUtils.writeVarInt(buf, mainHand);
}
}

50
proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/ChatPacket.java → proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/ClientboundChatPacket.java
Datei anzeigen

@ -1,35 +1,29 @@
package com.velocitypowered.proxy.protocol.packet;
import com.google.common.base.Preconditions;
import com.velocitypowered.api.network.ProtocolVersion;
import com.velocitypowered.proxy.connection.MinecraftSessionHandler;
import com.velocitypowered.proxy.protocol.Packet;
import com.velocitypowered.proxy.protocol.ProtocolDirection;
import com.velocitypowered.proxy.protocol.ProtocolUtils;
import io.netty.buffer.ByteBuf;
import net.kyori.adventure.identity.Identity;
import net.kyori.adventure.text.Component;
import org.checkerframework.checker.nullness.qual.Nullable;
import java.util.UUID;
public class ChatPacket implements Packet {
public class ClientboundChatPacket implements Packet {
public static final byte CHAT_TYPE = (byte) 0;
public static final byte SYSTEM_TYPE = (byte) 1;
public static final byte GAME_INFO_TYPE = (byte) 2;
public static final int MAX_SERVERBOUND_MESSAGE_LENGTH = 256;
public static final UUID EMPTY_SENDER = new UUID(0, 0);
private @Nullable String message;
private byte type;
private @Nullable UUID sender;
public ChatPacket() {
public ClientboundChatPacket() {
}
public ChatPacket(String message, byte type, UUID sender) {
public ClientboundChatPacket(String message, byte type, UUID sender) {
this.message = message;
this.type = type;
this.sender = sender;
@ -42,29 +36,17 @@ public class ChatPacket implements Packet {
return message;
}
public void setMessage(String message) {
this.message = message;
}
public byte getType() {
return type;
}
public void setType(byte type) {
this.type = type;
}
public UUID getSenderUuid() {
return sender;
}
public void setSenderUuid(UUID sender) {
this.sender = sender;
}
@Override
public String toString() {
return "Chat{"
return "ClientboundChatPacket{"
+ "message='" + message + '\''
+ ", type=" + type
+ ", sender=" + sender
@ -74,9 +56,9 @@ public class ChatPacket implements Packet {
@Override
public void decode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion version) {
message = ProtocolUtils.readString(buf);
if (direction == ProtocolDirection.CLIENTBOUND && version.compareTo(ProtocolVersion.MINECRAFT_1_8) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_8)) {
type = buf.readByte();
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_16)) {
sender = ProtocolUtils.readUuid(buf);
}
}
@ -88,10 +70,10 @@ public class ChatPacket implements Packet {
throw new IllegalStateException("Message is not specified");
}
ProtocolUtils.writeString(buf, message);
if (direction == ProtocolDirection.CLIENTBOUND && version.compareTo(ProtocolVersion.MINECRAFT_1_8) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_8)) {
buf.writeByte(type);
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16) >= 0) {
ProtocolUtils.writeUuid(buf, sender == null ? EMPTY_SENDER : sender);
ProtocolUtils.writeUuid(buf, sender);
}
}
}
@ -100,20 +82,4 @@ public class ChatPacket implements Packet {
public boolean handle(MinecraftSessionHandler handler) {
return handler.handle(this);
}
public static ChatPacket createClientbound(Identity identity,
Component component, ProtocolVersion version) {
return createClientbound(component, CHAT_TYPE, identity.uuid(), version);
}
public static ChatPacket createClientbound(Component component, byte type,
UUID sender, ProtocolVersion version) {
Preconditions.checkNotNull(component, "component");
return new ChatPacket(ProtocolUtils.getJsonChatSerializer(version).serialize(component), type,
sender);
}
public static ChatPacket createServerbound(String message) {
return new ChatPacket(message, CHAT_TYPE, EMPTY_SENDER);
}
}

4
proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/EncryptionRequestPacket.java
Datei anzeigen

@ -44,7 +44,7 @@ public class EncryptionRequestPacket implements Packet {
public void decode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion version) {
this.serverId = ProtocolUtils.readString(buf, 20);
if (version.compareTo(ProtocolVersion.MINECRAFT_1_8) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_8)) {
publicKey = ProtocolUtils.readByteArray(buf, 256);
verifyToken = ProtocolUtils.readByteArray(buf, 16);
} else {
@ -57,7 +57,7 @@ public class EncryptionRequestPacket implements Packet {
public void encode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion version) {
ProtocolUtils.writeString(buf, this.serverId);
if (version.compareTo(ProtocolVersion.MINECRAFT_1_8) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_8)) {
ProtocolUtils.writeByteArray(buf, publicKey);
ProtocolUtils.writeByteArray(buf, verifyToken);
} else {

4
proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/EncryptionResponsePacket.java
Datei anzeigen

@ -33,7 +33,7 @@ public class EncryptionResponsePacket implements Packet {
@Override
public void decode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion version) {
if (version.compareTo(ProtocolVersion.MINECRAFT_1_8) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_8)) {
this.sharedSecret = ProtocolUtils.readByteArray(buf, 256);
this.verifyToken = ProtocolUtils.readByteArray(buf, 128);
} else {
@ -44,7 +44,7 @@ public class EncryptionResponsePacket implements Packet {
@Override
public void encode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion version) {
if (version.compareTo(ProtocolVersion.MINECRAFT_1_8) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_8)) {
ProtocolUtils.writeByteArray(buf, sharedSecret);
ProtocolUtils.writeByteArray(buf, verifyToken);
} else {

52
proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/JoinGamePacket.java
Datei anzeigen

@ -167,7 +167,7 @@ public class JoinGamePacket implements Packet {
@Override
public void decode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion version) {
this.entityId = buf.readInt();
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16_2) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_16_2)) {
this.isHardcore = buf.readBoolean();
this.gamemode = buf.readByte();
} else {
@ -177,12 +177,12 @@ public class JoinGamePacket implements Packet {
}
String dimensionIdentifier = null;
String levelName = null;
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_16)) {
this.previousGamemode = buf.readByte();
ImmutableSet<String> levelNames = ImmutableSet.copyOf(ProtocolUtils.readStringArray(buf));
CompoundBinaryTag registryContainer = ProtocolUtils.readCompoundTag(buf);
ListBinaryTag dimensionRegistryContainer = null;
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16_2) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_16_2)) {
dimensionRegistryContainer = registryContainer.getCompound("minecraft:dimension_type")
.getList("value", BinaryTagTypes.COMPOUND);
this.biomeRegistry = registryContainer.getCompound("minecraft:worldgen/biome");
@ -193,7 +193,7 @@ public class JoinGamePacket implements Packet {
ImmutableSet<DimensionData> readData =
DimensionRegistry.fromGameData(dimensionRegistryContainer, version);
this.dimensionRegistry = new DimensionRegistry(readData, levelNames);
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16_2) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_16_2)) {
CompoundBinaryTag currentDimDataTag = ProtocolUtils.readCompoundTag(buf);
dimensionIdentifier = ProtocolUtils.readString(buf);
this.currentDimensionData = DimensionData.decodeBaseCompoundTag(currentDimDataTag, version)
@ -202,35 +202,35 @@ public class JoinGamePacket implements Packet {
dimensionIdentifier = ProtocolUtils.readString(buf);
levelName = ProtocolUtils.readString(buf);
}
} else if (version.compareTo(ProtocolVersion.MINECRAFT_1_9_1) >= 0) {
} else if (version.gte(ProtocolVersion.MINECRAFT_1_9_1)) {
this.dimension = buf.readInt();
} else {
this.dimension = buf.readByte();
}
if (version.compareTo(ProtocolVersion.MINECRAFT_1_13_2) <= 0) {
if (version.lte(ProtocolVersion.MINECRAFT_1_13_2)) {
this.difficulty = buf.readUnsignedByte();
}
if (version.compareTo(ProtocolVersion.MINECRAFT_1_15) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_15)) {
this.partialHashedSeed = buf.readLong();
}
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16_2) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_16_2)) {
this.maxPlayers = ProtocolUtils.readVarInt(buf);
} else {
this.maxPlayers = buf.readUnsignedByte();
}
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16) < 0) {
if (version.lt(ProtocolVersion.MINECRAFT_1_16)) {
this.levelType = ProtocolUtils.readString(buf, 16);
}
if (version.compareTo(ProtocolVersion.MINECRAFT_1_14) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_14)) {
this.viewDistance = ProtocolUtils.readVarInt(buf);
}
if (version.compareTo(ProtocolVersion.MINECRAFT_1_8) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_8)) {
this.reducedDebugInfo = buf.readBoolean();
}
if (version.compareTo(ProtocolVersion.MINECRAFT_1_15) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_15)) {
this.showRespawnScreen = buf.readBoolean();
}
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_16)) {
boolean isDebug = buf.readBoolean();
boolean isFlat = buf.readBoolean();
this.dimensionInfo = new DimensionInfo(dimensionIdentifier, levelName, isFlat, isDebug);
@ -240,18 +240,18 @@ public class JoinGamePacket implements Packet {
@Override
public void encode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion version) {
buf.writeInt(entityId);
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16_2) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_16_2)) {
buf.writeBoolean(isHardcore);
buf.writeByte(gamemode);
} else {
buf.writeByte(isHardcore ? gamemode | 0x8 : gamemode);
}
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_16)) {
buf.writeByte(previousGamemode);
ProtocolUtils.writeStringArray(buf, dimensionRegistry.getLevelNames().toArray(new String[0]));
CompoundBinaryTag.Builder registryContainer = CompoundBinaryTag.builder();
ListBinaryTag encodedDimensionRegistry = dimensionRegistry.encodeRegistry(version);
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16_2) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_16_2)) {
CompoundBinaryTag.Builder dimensionRegistryEntry = CompoundBinaryTag.builder();
dimensionRegistryEntry.putString("type", "minecraft:dimension_type");
dimensionRegistryEntry.put("value", encodedDimensionRegistry);
@ -261,45 +261,45 @@ public class JoinGamePacket implements Packet {
registryContainer.put("dimension", encodedDimensionRegistry);
}
ProtocolUtils.writeCompoundTag(buf, registryContainer.build());
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16_2) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_16_2)) {
ProtocolUtils.writeCompoundTag(buf, currentDimensionData.serializeDimensionDetails());
ProtocolUtils.writeString(buf, dimensionInfo.getRegistryIdentifier());
} else {
ProtocolUtils.writeString(buf, dimensionInfo.getRegistryIdentifier());
ProtocolUtils.writeString(buf, dimensionInfo.getLevelName());
}
} else if (version.compareTo(ProtocolVersion.MINECRAFT_1_9_1) >= 0) {
} else if (version.gte(ProtocolVersion.MINECRAFT_1_9_1)) {
buf.writeInt(dimension);
} else {
buf.writeByte(dimension);
}
if (version.compareTo(ProtocolVersion.MINECRAFT_1_13_2) <= 0) {
if (version.lte(ProtocolVersion.MINECRAFT_1_13_2)) {
buf.writeByte(difficulty);
}
if (version.compareTo(ProtocolVersion.MINECRAFT_1_15) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_15)) {
buf.writeLong(partialHashedSeed);
}
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16_2) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_16_2)) {
ProtocolUtils.writeVarInt(buf, maxPlayers);
} else {
buf.writeByte(maxPlayers);
}
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16) < 0) {
if (version.lt(ProtocolVersion.MINECRAFT_1_16)) {
if (levelType == null) {
throw new IllegalStateException("No level type specified.");
}
ProtocolUtils.writeString(buf, levelType);
}
if (version.compareTo(ProtocolVersion.MINECRAFT_1_14) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_14)) {
ProtocolUtils.writeVarInt(buf, viewDistance);
}
if (version.compareTo(ProtocolVersion.MINECRAFT_1_8) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_8)) {
buf.writeBoolean(reducedDebugInfo);
}
if (version.compareTo(ProtocolVersion.MINECRAFT_1_15) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_15)) {
buf.writeBoolean(showRespawnScreen);
}
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_16)) {
buf.writeBoolean(dimensionInfo.isDebugType());
buf.writeBoolean(dimensionInfo.isFlat());
}

45
proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/KeepAlivePacket.java
Datei anzeigen

@ -9,47 +9,48 @@ import io.netty.buffer.ByteBuf;
public class KeepAlivePacket implements Packet {
private long randomId;
public long getRandomId() {
return randomId;
}
public void setRandomId(long randomId) {
this.randomId = randomId;
}
@Override
public String toString() {
return "KeepAlive{"
+ "randomId=" + randomId
+ '}';
}
@Override
public void decode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion version) {
public static final Decoder<KeepAlivePacket> DECODER = (buf, direction, version) -> {
final long randomId;
if (version.compareTo(ProtocolVersion.MINECRAFT_1_12_2) >= 0) {
randomId = buf.readLong();
} else if (version.compareTo(ProtocolVersion.MINECRAFT_1_8) >= 0) {
} else if (version.gte(ProtocolVersion.MINECRAFT_1_8)) {
randomId = ProtocolUtils.readVarInt(buf);
} else {
randomId = buf.readInt();
}
return new KeepAlivePacket(randomId);
};
private final long randomId;
public KeepAlivePacket(final long randomId) {
this.randomId = randomId;
}
@Override
public void encode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion version) {
if (version.compareTo(ProtocolVersion.MINECRAFT_1_12_2) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_12_2)) {
buf.writeLong(randomId);
} else if (version.compareTo(ProtocolVersion.MINECRAFT_1_8) >= 0) {
} else if (version.gte(ProtocolVersion.MINECRAFT_1_8)) {
ProtocolUtils.writeVarInt(buf, (int) randomId);
} else {
buf.writeInt((int) randomId);
}
}
public long getRandomId() {
return randomId;
}
@Override
public boolean handle(MinecraftSessionHandler handler) {
return handler.handle(this);
}
@Override
public String toString() {
return "KeepAlive{"
+ "randomId=" + randomId
+ '}';
}
}

4
proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/PlayerListItemPacket.java
Datei anzeigen

@ -44,7 +44,7 @@ public class PlayerListItemPacket implements Packet {
@Override
public void decode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion version) {
if (version.compareTo(ProtocolVersion.MINECRAFT_1_8) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_8)) {
action = ProtocolUtils.readVarInt(buf);
int length = ProtocolUtils.readVarInt(buf);
@ -94,7 +94,7 @@ public class PlayerListItemPacket implements Packet {
@Override
public void encode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion version) {
if (version.compareTo(ProtocolVersion.MINECRAFT_1_8) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_8)) {
ProtocolUtils.writeVarInt(buf, action);
ProtocolUtils.writeVarInt(buf, items.size());
for (Item item : items) {

8
proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/PluginMessagePacket.java
Datei anzeigen

@ -48,10 +48,10 @@ public class PluginMessagePacket extends DeferredByteBufHolder implements Packet
@Override
public void decode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion version) {
this.channel = ProtocolUtils.readString(buf);
if (version.compareTo(ProtocolVersion.MINECRAFT_1_13) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_13)) {
this.channel = transformLegacyToModernChannel(this.channel);
}
if (version.compareTo(ProtocolVersion.MINECRAFT_1_8) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_8)) {
this.replace(buf.readRetainedSlice(buf.readableBytes()));
} else {
this.replace(ProtocolUtils.readRetainedByteBufSlice17(buf));
@ -64,12 +64,12 @@ public class PluginMessagePacket extends DeferredByteBufHolder implements Packet
if (channel == null) {
throw new IllegalStateException("Channel is not specified.");
}
if (version.compareTo(ProtocolVersion.MINECRAFT_1_13) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_13)) {
ProtocolUtils.writeString(buf, transformLegacyToModernChannel(this.channel));
} else {
ProtocolUtils.writeString(buf, this.channel);
}
if (version.compareTo(ProtocolVersion.MINECRAFT_1_8) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_8)) {
buf.writeBytes(content());
} else {
ProtocolUtils.writeByteBuf17(content(), buf, true); // True for Forge support

4
proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/ResourcePackResponsePacket.java
Datei anzeigen

@ -23,7 +23,7 @@ public class ResourcePackResponsePacket implements Packet {
@Override
public void decode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion protocolVersion) {
if (protocolVersion.compareTo(ProtocolVersion.MINECRAFT_1_9_4) <= 0) {
if (protocolVersion.lte(ProtocolVersion.MINECRAFT_1_9_4)) {
this.hash = ProtocolUtils.readString(buf);
}
this.status = Status.values()[ProtocolUtils.readVarInt(buf)];
@ -31,7 +31,7 @@ public class ResourcePackResponsePacket implements Packet {
@Override
public void encode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion protocolVersion) {
if (protocolVersion.compareTo(ProtocolVersion.MINECRAFT_1_9_4) <= 0) {
if (protocolVersion.lte(ProtocolVersion.MINECRAFT_1_9_4)) {
ProtocolUtils.writeString(buf, hash);
}
ProtocolUtils.writeVarInt(buf, status.ordinal());

20
proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/RespawnPacket.java
Datei anzeigen

@ -115,8 +115,8 @@ public class RespawnPacket implements Packet {
public void decode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion version) {
String dimensionIdentifier = null;
String levelName = null;
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16) >= 0) {
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16_2) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_16)) {
if (version.gte(ProtocolVersion.MINECRAFT_1_16_2)) {
CompoundBinaryTag dimDataTag = ProtocolUtils.readCompoundTag(buf);
dimensionIdentifier = ProtocolUtils.readString(buf);
this.currentDimensionData = DimensionData.decodeBaseCompoundTag(dimDataTag, version)
@ -128,14 +128,14 @@ public class RespawnPacket implements Packet {
} else {
this.dimension = buf.readInt();
}
if (version.compareTo(ProtocolVersion.MINECRAFT_1_13_2) <= 0) {
if (version.lte(ProtocolVersion.MINECRAFT_1_13_2)) {
this.difficulty = buf.readUnsignedByte();
}
if (version.compareTo(ProtocolVersion.MINECRAFT_1_15) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_15)) {
this.partialHashedSeed = buf.readLong();
}
this.gamemode = buf.readByte();
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_16)) {
this.previousGamemode = buf.readByte();
boolean isDebug = buf.readBoolean();
boolean isFlat = buf.readBoolean();
@ -148,8 +148,8 @@ public class RespawnPacket implements Packet {
@Override
public void encode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion version) {
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16) >= 0) {
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16_2) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_16)) {
if (version.gte(ProtocolVersion.MINECRAFT_1_16_2)) {
ProtocolUtils.writeCompoundTag(buf, currentDimensionData.serializeDimensionDetails());
ProtocolUtils.writeString(buf, dimensionInfo.getRegistryIdentifier());
} else {
@ -159,14 +159,14 @@ public class RespawnPacket implements Packet {
} else {
buf.writeInt(dimension);
}
if (version.compareTo(ProtocolVersion.MINECRAFT_1_13_2) <= 0) {
if (version.lte(ProtocolVersion.MINECRAFT_1_13_2)) {
buf.writeByte(difficulty);
}
if (version.compareTo(ProtocolVersion.MINECRAFT_1_15) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_15)) {
buf.writeLong(partialHashedSeed);
}
buf.writeByte(gamemode);
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_16)) {
buf.writeByte(previousGamemode);
buf.writeBoolean(dimensionInfo.isDebugType());
buf.writeBoolean(dimensionInfo.isFlat());

8
proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/ServerLoginSuccessPacket.java
Datei anzeigen

@ -47,9 +47,9 @@ public class ServerLoginSuccessPacket implements Packet {
@Override
public void decode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion version) {
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_16)) {
uuid = ProtocolUtils.readUuidIntArray(buf);
} else if (version.compareTo(ProtocolVersion.MINECRAFT_1_7_6) >= 0) {
} else if (version.gte(ProtocolVersion.MINECRAFT_1_7_6)) {
uuid = UUID.fromString(ProtocolUtils.readString(buf, 36));
} else {
uuid = UuidUtils.fromUndashed(ProtocolUtils.readString(buf, 32));
@ -62,9 +62,9 @@ public class ServerLoginSuccessPacket implements Packet {
if (uuid == null) {
throw new IllegalStateException("No UUID specified!");
}
if (version.compareTo(ProtocolVersion.MINECRAFT_1_16) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_16)) {
ProtocolUtils.writeUuidIntArray(buf, uuid);
} else if (version.compareTo(ProtocolVersion.MINECRAFT_1_7_6) >= 0) {
} else if (version.gte(ProtocolVersion.MINECRAFT_1_7_6)) {
ProtocolUtils.writeString(buf, uuid.toString());
} else {
ProtocolUtils.writeString(buf, UuidUtils.toUndashed(uuid));

52
proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/ServerboundChatPacket.java Normale Datei
Datei anzeigen

@ -0,0 +1,52 @@
package com.velocitypowered.proxy.protocol.packet;
import com.velocitypowered.api.network.ProtocolVersion;
import com.velocitypowered.proxy.connection.MinecraftSessionHandler;
import com.velocitypowered.proxy.protocol.Packet;
import com.velocitypowered.proxy.protocol.ProtocolDirection;
import com.velocitypowered.proxy.protocol.ProtocolUtils;
import io.netty.buffer.ByteBuf;
import org.checkerframework.checker.nullness.qual.Nullable;
public class ServerboundChatPacket implements Packet {
public static final Decoder<ServerboundChatPacket> DECODER = (buf, direction, version) -> {
final String message = ProtocolUtils.readString(buf);
return new ServerboundChatPacket(message);
};
public static final int MAX_MESSAGE_LENGTH = 256;
private final @Nullable String message;
public ServerboundChatPacket(String message) {
this.message = message;
}
@Override
public void encode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion version) {
if (message == null) {
throw new IllegalStateException("Message is not specified");
}
ProtocolUtils.writeString(buf, message);
}
public String getMessage() {
if (message == null) {
throw new IllegalStateException("Message is not specified");
}
return message;
}
@Override
public boolean handle(MinecraftSessionHandler handler) {
return handler.handle(this);
}
@Override
public String toString() {
return "Chat{"
+ "message='" + message + '\''
+ '}';
}
}

39
proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/SetCompressionPacket.java
Datei anzeigen

@ -9,42 +9,35 @@ import io.netty.buffer.ByteBuf;
public class SetCompressionPacket implements Packet {
private int threshold;
public static final Decoder<SetCompressionPacket> DECODER = (buf, direction, version) -> {
final int threshold = ProtocolUtils.readVarInt(buf);
return new SetCompressionPacket(threshold);
};
public SetCompressionPacket() {
}
private final int threshold;
public SetCompressionPacket(int threshold) {
this.threshold = threshold;
}
public int getThreshold() {
return threshold;
}
public void setThreshold(int threshold) {
this.threshold = threshold;
}
@Override
public String toString() {
return "SetCompression{"
+ "threshold=" + threshold
+ '}';
}
@Override
public void decode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion version) {
this.threshold = ProtocolUtils.readVarInt(buf);
}
@Override
public void encode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion version) {
ProtocolUtils.writeVarInt(buf, threshold);
}
public int getThreshold() {
return threshold;
}
@Override
public boolean handle(MinecraftSessionHandler handler) {
return handler.handle(this);
}
@Override
public String toString() {
return "SetCompression{"
+ "threshold=" + threshold
+ '}';
}
}

12
proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/StatusPingPacket.java
Datei anzeigen

@ -8,11 +8,15 @@ import io.netty.buffer.ByteBuf;
public class StatusPingPacket implements Packet {
private long randomId;
public static Decoder<StatusPingPacket> DECODER = (buf, direction, version) -> {
final long randomId = buf.readLong();
return new StatusPingPacket(randomId);
};
@Override
public void decode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion version) {
randomId = buf.readLong();
private final long randomId;
public StatusPingPacket(final long randomId) {
this.randomId = randomId;
}
@Override

17
proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/StatusRequestPacket.java
Datei anzeigen

@ -9,14 +9,9 @@ import io.netty.buffer.ByteBuf;
public class StatusRequestPacket implements Packet {
public static final StatusRequestPacket INSTANCE = new StatusRequestPacket();
public static Decoder<StatusRequestPacket> DECODER = (buf, direction, version) -> INSTANCE;
private StatusRequestPacket() {
}
@Override
public void decode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion version) {
// There is no additional data to decode.
}
@Override
@ -24,13 +19,13 @@ public class StatusRequestPacket implements Packet {
// There is no data to decode.
}
@Override
public String toString() {
return "StatusRequest";
}
@Override
public boolean handle(MinecraftSessionHandler handler) {
return handler.handle(this);
}
@Override
public String toString() {
return "StatusRequestPacket";
}
}

12
proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/TabCompleteRequestPacket.java
Datei anzeigen

@ -79,15 +79,15 @@ public class TabCompleteRequestPacket implements Packet {
@Override
public void decode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion version) {
if (version.compareTo(MINECRAFT_1_13) >= 0) {
if (version.gte(MINECRAFT_1_13)) {
this.transactionId = ProtocolUtils.readVarInt(buf);
this.command = ProtocolUtils.readString(buf, VANILLA_MAX_TAB_COMPLETE_LEN);
} else {
this.command = ProtocolUtils.readString(buf, VANILLA_MAX_TAB_COMPLETE_LEN);
if (version.compareTo(MINECRAFT_1_9) >= 0) {
if (version.gte(MINECRAFT_1_9)) {
this.assumeCommand = buf.readBoolean();
}
if (version.compareTo(MINECRAFT_1_8) >= 0) {
if (version.gte(MINECRAFT_1_8)) {
this.hasPosition = buf.readBoolean();
if (hasPosition) {
this.position = buf.readLong();
@ -102,15 +102,15 @@ public class TabCompleteRequestPacket implements Packet {
throw new IllegalStateException("Command is not specified");
}
if (version.compareTo(MINECRAFT_1_13) >= 0) {
if (version.gte(MINECRAFT_1_13)) {
ProtocolUtils.writeVarInt(buf, transactionId);
ProtocolUtils.writeString(buf, command);
} else {
ProtocolUtils.writeString(buf, command);
if (version.compareTo(MINECRAFT_1_9) >= 0) {
if (version.gte(MINECRAFT_1_9)) {
buf.writeBoolean(assumeCommand);
}
if (version.compareTo(MINECRAFT_1_8) >= 0) {
if (version.gte(MINECRAFT_1_8)) {
buf.writeBoolean(hasPosition);
if (hasPosition) {
buf.writeLong(position);

4
proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/TabCompleteResponsePacket.java
Datei anzeigen

@ -61,7 +61,7 @@ public class TabCompleteResponsePacket implements Packet {
@Override
public void decode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion version) {
if (version.compareTo(MINECRAFT_1_13) >= 0) {
if (version.gte(MINECRAFT_1_13)) {
this.transactionId = ProtocolUtils.readVarInt(buf);
this.start = ProtocolUtils.readVarInt(buf);
this.length = ProtocolUtils.readVarInt(buf);
@ -82,7 +82,7 @@ public class TabCompleteResponsePacket implements Packet {
@Override
public void encode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion version) {
if (version.compareTo(MINECRAFT_1_13) >= 0) {
if (version.gte(MINECRAFT_1_13)) {
ProtocolUtils.writeVarInt(buf, this.transactionId);
ProtocolUtils.writeVarInt(buf, this.start);
ProtocolUtils.writeVarInt(buf, this.length);

8
proxy/src/main/java/com/velocitypowered/proxy/protocol/packet/TitlePacket.java
Datei anzeigen

@ -34,7 +34,7 @@ public class TitlePacket implements Packet {
@Override
public void encode(ByteBuf buf, ProtocolDirection direction, ProtocolVersion version) {
ProtocolUtils.writeVarInt(buf, action);
if (version.compareTo(ProtocolVersion.MINECRAFT_1_11) >= 0) {
if (version.gte(ProtocolVersion.MINECRAFT_1_11)) {
// 1.11+ shifted the action enum by 1 to handle the action bar
switch (action) {
case SET_TITLE:
@ -121,21 +121,21 @@ public class TitlePacket implements Packet {
public static TitlePacket hideForProtocolVersion(ProtocolVersion version) {
TitlePacket packet = new TitlePacket();
packet.setAction(version.compareTo(ProtocolVersion.MINECRAFT_1_11) >= 0 ? TitlePacket.HIDE
packet.setAction(version.gte(ProtocolVersion.MINECRAFT_1_11) ? TitlePacket.HIDE
: TitlePacket.HIDE_OLD);
return packet;
}
public static TitlePacket resetForProtocolVersion(ProtocolVersion version) {
TitlePacket packet = new TitlePacket();
packet.setAction(version.compareTo(ProtocolVersion.MINECRAFT_1_11) >= 0 ? TitlePacket.RESET
packet.setAction(version.gte(ProtocolVersion.MINECRAFT_1_11) ? TitlePacket.RESET
: TitlePacket.RESET_OLD);
return packet;
}
public static TitlePacket timesForProtocolVersion(ProtocolVersion version) {
TitlePacket packet = new TitlePacket();
packet.setAction(version.compareTo(ProtocolVersion.MINECRAFT_1_11) >= 0 ? TitlePacket.SET_TIMES
packet.setAction(version.gte(ProtocolVersion.MINECRAFT_1_11) ? TitlePacket.SET_TIMES
: TitlePacket.SET_TIMES_OLD);
return packet;
}

4
proxy/src/main/java/com/velocitypowered/proxy/protocol/util/PluginMessageUtil.java
Datei anzeigen

@ -111,7 +111,7 @@ public final class PluginMessageUtil {
Collection<String> channels) {
checkNotNull(channels, "channels");
checkArgument(!channels.isEmpty(), "no channels specified");
String channelName = protocolVersion.compareTo(ProtocolVersion.MINECRAFT_1_13) >= 0
String channelName = protocolVersion.gte(ProtocolVersion.MINECRAFT_1_13)
? REGISTER_CHANNEL : REGISTER_CHANNEL_LEGACY;
ByteBuf contents = Unpooled.buffer();
contents.writeCharSequence(String.join("\0", channels), StandardCharsets.UTF_8);
@ -135,7 +135,7 @@ public final class PluginMessageUtil {
String rewrittenBrand = String.format("%s (%s)", currentBrand, version.getName());
ByteBuf rewrittenBuf = Unpooled.buffer();
if (protocolVersion.compareTo(ProtocolVersion.MINECRAFT_1_8) >= 0) {
if (protocolVersion.gte(ProtocolVersion.MINECRAFT_1_8)) {
ProtocolUtils.writeString(rewrittenBuf, rewrittenBrand);
} else {
rewrittenBuf.writeCharSequence(rewrittenBrand, StandardCharsets.UTF_8);

2
proxy/src/main/java/com/velocitypowered/proxy/util/VelocityChannelRegistrar.java
Datei anzeigen

@ -94,7 +94,7 @@ public class VelocityChannelRegistrar implements ChannelRegistrar {
* @return the list of channels to register
*/
public Collection<String> getChannelsForProtocol(ProtocolVersion protocolVersion) {
if (protocolVersion.compareTo(ProtocolVersion.MINECRAFT_1_13) >= 0) {
if (protocolVersion.gte(ProtocolVersion.MINECRAFT_1_13)) {
return getModernChannelIds();
}
return getLegacyChannelIds();

2
proxy/src/main/java/com/velocitypowered/proxy/util/bossbar/AdventureBossBarManager.java
Datei anzeigen

@ -112,7 +112,7 @@ public class AdventureBossBarManager implements BossBar.Listener {
BossBarPacket rgbPacket = holder.createTitleUpdate(
newName, ProtocolVersion.MINECRAFT_1_16);
for (ConnectedPlayer player : holder.subscribers) {
if (player.getProtocolVersion().compareTo(ProtocolVersion.MINECRAFT_1_16) >= 0) {
if (player.getProtocolVersion().gte(ProtocolVersion.MINECRAFT_1_16)) {
player.getConnection().write(rgbPacket);
} else {
player.getConnection().write(pre116Packet);

2
proxy/src/test/java/com/velocitypowered/proxy/protocol/PacketRegistryTest.java
Datei anzeigen

@ -93,7 +93,7 @@ class PacketRegistryTest {
() -> registry.register(HandshakePacket.class, HandshakePacket::new,
new StateRegistry.PacketMapping(0x01, MINECRAFT_1_12, false)));
assertThrows(IllegalArgumentException.class,
() -> registry.register(StatusPingPacket.class, StatusPingPacket::new,
() -> registry.registerNew(StatusPingPacket.class, StatusPingPacket.DECODER,
new StateRegistry.PacketMapping(0x00, MINECRAFT_1_13, false)));
}