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Fixed invalid RakNet frame behaviour

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RaphiMC 2023-12-04 00:01:07 +01:00
parent e0dfc6556e
commit 03fd2473e9
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GPG Key ID: 0F6BB0657A03AC94
1 changed files with 4 additions and 2 deletions
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6
src/main/java/net/raphimc/vialoader/netty/viabedrock/RakMessageEncapsulationCodec.java
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@ -21,6 +21,7 @@ import io.netty.buffer.ByteBuf;
import io.netty.buffer.CompositeByteBuf;
import io.netty.channel.ChannelHandlerContext;
import io.netty.handler.codec.MessageToMessageCodec;
import net.raphimc.viabedrock.ViaBedrock;
import org.cloudburstmc.netty.channel.raknet.RakReliability;
import org.cloudburstmc.netty.channel.raknet.packet.RakMessage;
@ -52,8 +53,9 @@ public class RakMessageEncapsulationCodec extends MessageToMessageCodec<RakMessa
return;
}
final int id = in.readUnsignedByte();
if (id != FRAME_ID) {
throw new IllegalStateException("Invalid frame ID: " + id);
if (id != FRAME_ID) { // Mojang client seems to ignore invalid frames
ViaBedrock.getPlatform().getLogger().warning("Received invalid RakNet frame id: " + id);
return;
}
out.add(in.readRetainedSlice(in.readableBytes()));
}