From 09ff17b71ea5659dc628d9d6e3f1fd308d10037a Mon Sep 17 00:00:00 2001 From: Howaner Date: Mon, 8 Sep 2014 00:36:30 +0200 Subject: Implemented packet compression. ChunkData packet needs this. --- src/Protocol/Protocol17x.cpp | 26 +++++++++++++++++++++++++- 1 file changed, 25 insertions(+), 1 deletion(-) (limited to 'src/Protocol/Protocol17x.cpp') diff --git a/src/Protocol/Protocol17x.cpp b/src/Protocol/Protocol17x.cpp index b4f30b639..0bee40028 100644 --- a/src/Protocol/Protocol17x.cpp +++ b/src/Protocol/Protocol17x.cpp @@ -346,7 +346,7 @@ void cProtocol172::SendChunkData(int a_ChunkX, int a_ChunkZ, cChunkDataSerialize // Serialize first, before creating the Packetizer (the packetizer locks a CS) // This contains the flags and bitmasks, too - const AString & ChunkData = a_Serializer.Serialize(cChunkDataSerializer::RELEASE_1_3_2); + const AString & ChunkData = a_Serializer.Serialize(cChunkDataSerializer::RELEASE_1_3_2, a_ChunkX, a_ChunkZ); cPacketizer Pkt(*this, 0x21); // Chunk Data packet Pkt.WriteInt(a_ChunkX); @@ -1533,6 +1533,17 @@ void cProtocol172::AddReceivedData(const char * a_Data, size_t a_Size) // Write one NUL extra, so that we can detect over-reads bb.Write("\0", 1); + // 1.8 - Compressed packets + if (m_State == 3) + { + UInt32 CompressedSize; + if (!bb.ReadVarInt(CompressedSize)) + { + // Not enough data + break; + } + } + UInt32 PacketType; if (!bb.ReadVarInt(PacketType)) { @@ -2511,10 +2522,23 @@ cProtocol172::cPacketizer::~cPacketizer() // Send the packet length UInt32 PacketLen = (UInt32)m_Out.GetUsedSpace(); + if (m_Protocol.m_State == 3) + { + PacketLen += 1; + } + m_Protocol.m_OutPacketLenBuffer.WriteVarInt(PacketLen); m_Protocol.m_OutPacketLenBuffer.ReadAll(DataToSend); m_Protocol.SendData(DataToSend.data(), DataToSend.size()); m_Protocol.m_OutPacketLenBuffer.CommitRead(); + + if (m_Protocol.m_State == 3) + { + m_Protocol.m_OutPacketLenBuffer.WriteVarInt(0); + m_Protocol.m_OutPacketLenBuffer.ReadAll(DataToSend); + m_Protocol.SendData(DataToSend.data(), DataToSend.size()); + m_Protocol.m_OutPacketLenBuffer.CommitRead(); + } // Send the packet data: m_Out.ReadAll(DataToSend); -- cgit v1.2.3