Examples with ChannelBuf org.spongepowered.api.network.channel.ChannelBuf used on opensource projects

Example 16 with ChannelBuf

use of org.spongepowered.api.network.channel.ChannelBuf in project SpongeCommon by SpongePowered.

the class SpongeChannelManager method handleLoginResponsePayload.

public void handleLoginResponsePayload(final EngineConnection connection, final ServerboundCustomQueryPacket packet) {
    // Client -> Server response
    final ServerboundCustomQueryPacketAccessor accessor = (ServerboundCustomQueryPacketAccessor) packet;
    final int transactionId = accessor.accessor$transactionId();
    final ChannelBuf payload = (ChannelBuf) accessor.accessor$data();
    try {
        this.handleLoginResponsePayload(connection, transactionId, payload);
    } finally {
        if (payload != null) {
            ChannelBuffers.release(payload);
        }
    }
}

Example 17 with ChannelBuf

use of org.spongepowered.api.network.channel.ChannelBuf in project SpongeCommon by SpongePowered.

the class SpongeChannelManager method sendChannelRegistrations.

public void sendChannelRegistrations(final EngineConnection connection) {
    final ChannelBuf payload = RegisterChannelUtil.encodePayload(this.channels.keySet());
    final Packet<?> mcPacket = PacketUtil.createPlayPayload(Constants.Channels.REGISTER_KEY, payload, connection.side());
    PacketSender.sendTo(connection, mcPacket);
}

Example 18 with ChannelBuf

use of org.spongepowered.api.network.channel.ChannelBuf in project SpongeCommon by SpongePowered.

the class AbstractPacketChannel method encodePayload.

protected void encodePayload(final ChannelBuf payload, final Packet packet) {
    final ChannelBuf packetContent = this.manager().getBufferAllocator().buffer();
    try {
        this.encodePayloadUnsafe(packetContent, packet);
        ChannelBuffers.write(payload, packetContent);
    } catch (final Throwable ex) {
        ChannelBuffers.release(payload);
        throw ex;
    } finally {
        ChannelBuffers.release(packetContent);
    }
}

Example 19 with ChannelBuf

use of org.spongepowered.api.network.channel.ChannelBuf in project SpongeCommon by SpongePowered.

the class SpongeBasicPacketChannel method handleLoginRequestPayload.

@Override
protected void handleLoginRequestPayload(final EngineConnection connection, final int transactionId, final ChannelBuf payload) {
    // Is currently always executed on the client,
    // the server always expects a response
    final int opcode = this.readOpcode(payload);
    final SpongePacketBinding<Packet> binding = this.requireBinding(opcode);
    final Packet packet = this.decodePayload(() -> binding.getPacketConstructor().get(), payload);
    // A normal packet binding
    if (binding instanceof SpongeHandlerPacketBinding) {
        final SpongeHandlerPacketBinding<Packet> handlerBinding = (SpongeHandlerPacketBinding<Packet>) binding;
        this.handle(connection, handlerBinding, packet);
        // The server always expects a response
        PacketSender.sendTo(connection, PacketUtil.createLoginPayloadResponse(null, transactionId));
    } else {
        // A transactional packet binding
        final SpongeTransactionalPacketBinding<RequestPacket<Packet>, Packet> transactionalBinding = (SpongeTransactionalPacketBinding) binding;
        final RequestPacketHandler<Packet, Packet, EngineConnection> handler = (RequestPacketHandler<Packet, Packet, EngineConnection>) transactionalBinding.getRequestHandler(connection);
        boolean success = false;
        if (handler != null) {
            final SpongeRequestPacketResponse<Packet> response = new SpongeRequestPacketResponse<Packet>() {

                @Override
                protected void fail0(final ChannelException exception) {
                    final net.minecraft.network.protocol.Packet<?> mcPacket = PacketUtil.createLoginPayloadResponse(null, transactionId);
                    PacketSender.sendTo(connection, mcPacket);
                }

                @Override
                protected void success0(final Packet response) {
                    try {
                        final ChannelBuf responsePayload = SpongeBasicPacketChannel.this.encodeLoginPayload(transactionalBinding.opcode(), response);
                        final net.minecraft.network.protocol.Packet<?> mcPacket = PacketUtil.createLoginPayloadResponse(responsePayload, transactionId);
                        PacketSender.sendTo(connection, mcPacket);
                    } catch (final Throwable ex) {
                        SpongeBasicPacketChannel.this.handleException(connection, new ChannelIOException("Failed to encode response packet", ex), null);
                    }
                }
            };
            try {
                handler.handleRequest(packet, connection, response);
                success = true;
            } catch (final Throwable ex) {
                this.handleException(connection, new ChannelIOException("Failed to handle request packet", ex), null);
            }
        }
        if (!success) {
            final net.minecraft.network.protocol.Packet<?> mcPacket = PacketUtil.createLoginPayloadResponse(null, transactionId);
            PacketSender.sendTo(connection, mcPacket);
        }
    }
}

Example 20 with ChannelBuf

use of org.spongepowered.api.network.channel.ChannelBuf in project SpongeCommon by SpongePowered.

the class SpongeBasicPacketChannel method encodeLoginPayload.

// This only exists for forge compatibility
private ChannelBuf encodeLoginPayload(final int opcode, final Packet packet) {
    final ChannelBuf loginPayload = this.manager().getBufferAllocator().buffer();
    final ChannelBuf payload = this.manager().getBufferAllocator().buffer();
    try {
        this.encodePayloadUnsafe(payload, packet);
        loginPayload.writeString(this.key().formatted());
        loginPayload.writeVarInt(payload.available() + 1);
        loginPayload.writeByte((byte) opcode);
        ChannelBuffers.write(loginPayload, payload);
    } finally {
        ChannelBuffers.release(payload);
    }
    return loginPayload;
}