BungeeCord/protocol/src/main/java/net/md_5/bungee/protocol/packet/ClientCommandSigned.java

112 lines
3.4 KiB
Java

package net.md_5.bungee.protocol.packet;
import com.google.common.base.Preconditions;
import io.netty.buffer.ByteBuf;
import java.util.HashMap;
import java.util.Map;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.EqualsAndHashCode;
import lombok.NoArgsConstructor;
import net.md_5.bungee.protocol.AbstractPacketHandler;
import net.md_5.bungee.protocol.ChatChain;
import net.md_5.bungee.protocol.DefinedPacket;
import net.md_5.bungee.protocol.ProtocolConstants;
import net.md_5.bungee.protocol.SeenMessages;
@Data
@NoArgsConstructor
@AllArgsConstructor
@EqualsAndHashCode(callSuper = false)
public class ClientCommandSigned extends DefinedPacket
{
private String command;
private long timestamp;
private long salt;
private Map<String, byte[]> signatures;
private boolean signedPreview;
private ChatChain chain;
private SeenMessages seenMessages;
@Override
public void read(ByteBuf buf, ProtocolConstants.Direction direction, int protocolVersion)
{
command = readString( buf, 256 );
timestamp = buf.readLong();
salt = buf.readLong();
int cnt = readVarInt( buf );
Preconditions.checkArgument( cnt <= 8, "Too many signatures" );
signatures = new HashMap<>( cnt );
for ( int i = 0; i < cnt; i++ )
{
String name = readString( buf, 16 );
byte[] signature;
if ( protocolVersion >= ProtocolConstants.MINECRAFT_1_19_3 )
{
signature = new byte[ 256 ];
buf.readBytes( signature );
} else
{
signature = readArray( buf );
}
signatures.put( name, signature );
}
if ( protocolVersion < ProtocolConstants.MINECRAFT_1_19_3 )
{
signedPreview = buf.readBoolean();
}
if ( protocolVersion >= ProtocolConstants.MINECRAFT_1_19_3 )
{
seenMessages = new SeenMessages();
seenMessages.read( buf, direction, protocolVersion );
} else if ( protocolVersion >= ProtocolConstants.MINECRAFT_1_19_1 )
{
chain = new ChatChain();
chain.read( buf, direction, protocolVersion );
}
}
@Override
public void write(ByteBuf buf, ProtocolConstants.Direction direction, int protocolVersion)
{
writeString( command, buf );
buf.writeLong( timestamp );
buf.writeLong( salt );
writeVarInt( signatures.size(), buf );
for ( Map.Entry<String, byte[]> entry : signatures.entrySet() )
{
writeString( entry.getKey(), buf );
if ( protocolVersion >= ProtocolConstants.MINECRAFT_1_19_3 )
{
buf.writeBytes( entry.getValue() );
} else
{
writeArray( entry.getValue(), buf );
}
}
if ( protocolVersion < ProtocolConstants.MINECRAFT_1_19_3 )
{
buf.writeBoolean( signedPreview );
}
if ( protocolVersion >= ProtocolConstants.MINECRAFT_1_19_3 )
{
seenMessages.write( buf, direction, protocolVersion );
} else if ( protocolVersion >= ProtocolConstants.MINECRAFT_1_19_1 )
{
chain.write( buf, direction, protocolVersion );
}
}
@Override
public void handle(AbstractPacketHandler handler) throws Exception
{
handler.handle( this );
}
}