12 files changed, 5198 insertions, 78 deletions

diff --git a/src/Protocol/CMakeLists.txt b/src/Protocol/CMakeLists.txt
index cd4f33c60..3668f0c42 100644
--- a/src/Protocol/CMakeLists.txt
+++ b/src/Protocol/CMakeLists.txt
@@ -11,6 +11,7 @@ SET (SRCS
 	Packetizer.cpp
 	Protocol17x.cpp
 	Protocol18x.cpp
+	Protocol19x.cpp
 	ProtocolRecognizer.cpp
 )
 
@@ -22,10 +23,12 @@ SET (HDRS
 	Protocol.h
 	Protocol17x.h
 	Protocol18x.h
+	Protocol19x.h
 	ProtocolRecognizer.h
 )
 
 if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
+	set_source_files_properties(Protocol19x.cpp PROPERTIES COMPILE_FLAGS "-Wno-error=old-style-cast -Wno-error=sign-conversion -Wno-error=conversion -Wno-error=switch-enum -Wno-error=switch")
 	set_source_files_properties(Protocol18x.cpp PROPERTIES COMPILE_FLAGS "-Wno-error=old-style-cast -Wno-error=sign-conversion -Wno-error=conversion -Wno-error=switch-enum -Wno-error=switch")
 	set_source_files_properties(Protocol17x.cpp PROPERTIES COMPILE_FLAGS "-Wno-error=switch-enum ")
 endif()
diff --git a/src/Protocol/ChunkDataSerializer.cpp b/src/Protocol/ChunkDataSerializer.cpp
index 848a6f597..31f7e8d9c 100644
--- a/src/Protocol/ChunkDataSerializer.cpp
+++ b/src/Protocol/ChunkDataSerializer.cpp
@@ -10,6 +10,7 @@
 #include "zlib/zlib.h"
 #include "ByteBuffer.h"
 #include "Protocol18x.h"
+#include "Protocol19x.h"
 
 
 
@@ -19,13 +20,15 @@ cChunkDataSerializer::cChunkDataSerializer(
 	const cChunkDef::BlockNibbles & a_BlockMetas,
 	const cChunkDef::BlockNibbles & a_BlockLight,
 	const cChunkDef::BlockNibbles & a_BlockSkyLight,
-	const unsigned char *           a_BiomeData
+	const unsigned char *           a_BiomeData,
+	const eDimension a_Dimension
 ) :
 	m_BlockTypes(a_BlockTypes),
 	m_BlockMetas(a_BlockMetas),
 	m_BlockLight(a_BlockLight),
 	m_BlockSkyLight(a_BlockSkyLight),
-	m_BiomeData(a_BiomeData)
+	m_BiomeData(a_BiomeData),
+	m_Dimension(a_Dimension)
 {
 }
 
@@ -45,6 +48,8 @@ const AString & cChunkDataSerializer::Serialize(int a_Version, int a_ChunkX, int
 	{
 		case RELEASE_1_3_2: Serialize39(data); break;
 		case RELEASE_1_8_0: Serialize47(data, a_ChunkX, a_ChunkZ); break;
+		case RELEASE_1_9_0: Serialize107(data, a_ChunkX, a_ChunkZ); break;
+		case RELEASE_1_9_4: Serialize110(data, a_ChunkX, a_ChunkZ); break;
 		// TODO: Other protocol versions may serialize the data differently; implement here
 
 		default:
@@ -189,3 +194,292 @@ void cChunkDataSerializer::Serialize47(AString & a_Data, int a_ChunkX, int a_Chu
 
 
 
+
+void cChunkDataSerializer::Serialize107(AString & a_Data, int a_ChunkX, int a_ChunkZ)
+{
+	// This function returns the fully compressed packet (including packet size), not the raw packet!
+
+	// Create the packet:
+	cByteBuffer Packet(512 KiB);
+	Packet.WriteVarInt32(0x20);  // Packet id (Chunk Data packet)
+	Packet.WriteBEInt32(a_ChunkX);
+	Packet.WriteBEInt32(a_ChunkZ);
+	Packet.WriteBool(true);        // "Ground-up continuous", or rather, "biome data present" flag
+	Packet.WriteVarInt32(0x0000ffff);  // We're aways sending the full chunk with no additional data, so the bitmap is 0xffff
+	// Write the chunk size:
+	const size_t NumChunkSections = 16;
+	const size_t ChunkSectionBlocks = 16 * 16 * 16;
+	const size_t BitsPerEntry = 13;
+	const size_t Mask = (1 << BitsPerEntry) - 1;  // Creates a mask that is 13 bits long, ie 0b1111111111111
+	const size_t ChunkSectionDataArraySize = (ChunkSectionBlocks * BitsPerEntry) / 8 / 8;  // Convert from bit count to long count
+	size_t ChunkSectionSize = (
+		1 +                                      // Bits per block - set to 13, so the global palette is used and the palette has a length of 0
+		1 +                                      // Palette length
+		2 +                                      // Data array length VarInt - 2 bytes for the current value
+		ChunkSectionDataArraySize * 8 +          // Actual block data - multiplied by 8 because first number is longs
+		sizeof(m_BlockLight) / NumChunkSections  // Block light
+	);
+
+	if (m_Dimension == dimOverworld)
+	{
+		// Sky light is only sent in the overworld.
+		ChunkSectionSize += sizeof(m_BlockSkyLight) / NumChunkSections;
+	}
+
+	const size_t BiomeDataSize = cChunkDef::Width * cChunkDef::Width;
+	size_t ChunkSize = (
+		ChunkSectionSize * 16 +
+		BiomeDataSize
+	);
+	Packet.WriteVarInt32(static_cast<UInt32>(ChunkSize));
+
+	// Write each chunk section...
+	for (size_t SectionIndex = 0; SectionIndex < 16; SectionIndex++)
+	{
+		Packet.WriteBEUInt8(BitsPerEntry);
+		Packet.WriteVarInt32(0);  // Palette length is 0
+		Packet.WriteVarInt32(static_cast<UInt32>(ChunkSectionDataArraySize));
+
+		size_t StartIndex = SectionIndex * ChunkSectionBlocks;
+
+		UInt64 TempLong = 0;  // Temporary value that will be stored into
+		UInt64 CurrentlyWrittenIndex = 0;  // "Index" of the long that would be written to
+
+		for (size_t Index = 0; Index < ChunkSectionBlocks; Index++)
+		{
+			UInt64 Value = static_cast<UInt64>(m_BlockTypes[StartIndex + Index] << 4);
+			if (Index % 2 == 0)
+			{
+				Value |= m_BlockMetas[(StartIndex + Index) / 2] & 0x0f;
+			}
+			else
+			{
+				Value |= m_BlockMetas[(StartIndex + Index) / 2] >> 4;
+			}
+			Value &= Mask;  // It shouldn't go out of bounds, but it's still worth being careful
+
+			// Painful part where we write data into the long array.  Based off of the normal code.
+			size_t BitPosition = Index * BitsPerEntry;
+			size_t FirstIndex = BitPosition / 64;
+			size_t SecondIndex = ((Index + 1) * BitsPerEntry - 1) / 64;
+			size_t BitOffset = BitPosition % 64;
+
+			if (FirstIndex != CurrentlyWrittenIndex)
+			{
+				// Write the current data before modifiying it.
+				Packet.WriteBEUInt64(TempLong);
+				TempLong = 0;
+				CurrentlyWrittenIndex = FirstIndex;
+			}
+
+			TempLong |= (Value << BitOffset);
+
+			if (FirstIndex != SecondIndex)
+			{
+				// Part of the data is now in the second long; write the first one first
+				Packet.WriteBEUInt64(TempLong);
+				CurrentlyWrittenIndex = SecondIndex;
+
+				TempLong = (Value >> (64 - BitOffset));
+			}
+		}
+		// The last long will generally not be written
+		Packet.WriteBEUInt64(TempLong);
+
+		// Light - stored as a nibble, so we need half sizes
+		// As far as I know, there isn't a method to only write a range of the array
+		for (size_t Index = 0; Index < ChunkSectionBlocks / 2; Index++)
+		{
+			Packet.WriteBEUInt8(m_BlockLight[(StartIndex / 2) + Index]);
+		}
+		if (m_Dimension == dimOverworld)
+		{
+			// Skylight is only sent in the overworld; the nether and end do not use it
+			for (size_t Index = 0; Index < ChunkSectionBlocks / 2; Index++)
+			{
+				Packet.WriteBEUInt8(m_BlockSkyLight[(StartIndex / 2) + Index]);
+			}
+		}
+	}
+
+	// Write the biome data
+	Packet.WriteBuf(m_BiomeData, BiomeDataSize);
+
+	AString PacketData;
+	Packet.ReadAll(PacketData);
+	Packet.CommitRead();
+
+	cByteBuffer Buffer(20);
+	if (PacketData.size() >= 256)
+	{
+		if (!cProtocol190::CompressPacket(PacketData, a_Data))
+		{
+			ASSERT(!"Packet compression failed.");
+			a_Data.clear();
+			return;
+		}
+	}
+	else
+	{
+		AString PostData;
+		Buffer.WriteVarInt32(static_cast<UInt32>(Packet.GetUsedSpace() + 1));
+		Buffer.WriteVarInt32(0);
+		Buffer.ReadAll(PostData);
+		Buffer.CommitRead();
+
+		a_Data.clear();
+		a_Data.reserve(PostData.size() + PacketData.size());
+		a_Data.append(PostData.data(), PostData.size());
+		a_Data.append(PacketData.data(), PacketData.size());
+	}
+}
+
+
+
+
+
+void cChunkDataSerializer::Serialize110(AString & a_Data, int a_ChunkX, int a_ChunkZ)
+{
+	// This function returns the fully compressed packet (including packet size), not the raw packet!
+
+	// Create the packet:
+	cByteBuffer Packet(512 KiB);
+	Packet.WriteVarInt32(0x20);  // Packet id (Chunk Data packet)
+	Packet.WriteBEInt32(a_ChunkX);
+	Packet.WriteBEInt32(a_ChunkZ);
+	Packet.WriteBool(true);        // "Ground-up continuous", or rather, "biome data present" flag
+	Packet.WriteVarInt32(0x0000ffff);  // We're aways sending the full chunk with no additional data, so the bitmap is 0xffff
+	// Write the chunk size:
+	const size_t NumChunkSections = 16;
+	const size_t ChunkSectionBlocks = 16 * 16 * 16;
+	const size_t BitsPerEntry = 13;
+	const size_t Mask = (1 << BitsPerEntry) - 1;  // Creates a mask that is 13 bits long, ie 0b1111111111111
+	const size_t ChunkSectionDataArraySize = (ChunkSectionBlocks * BitsPerEntry) / 8 / 8;  // Convert from bit count to long count
+	size_t ChunkSectionSize = (
+		1 +                                      // Bits per block - set to 13, so the global palette is used and the palette has a length of 0
+		1 +                                      // Palette length
+		2 +                                      // Data array length VarInt - 2 bytes for the current value
+		ChunkSectionDataArraySize * 8 +          // Actual block data - multiplied by 8 because first number is longs
+		sizeof(m_BlockLight) / NumChunkSections  // Block light
+	);
+
+	if (m_Dimension == dimOverworld)
+	{
+		// Sky light is only sent in the overworld.
+		ChunkSectionSize += sizeof(m_BlockSkyLight) / NumChunkSections;
+	}
+
+	const size_t BiomeDataSize = cChunkDef::Width * cChunkDef::Width;
+	size_t ChunkSize = (
+		ChunkSectionSize * 16 +
+		BiomeDataSize
+	);
+	Packet.WriteVarInt32(static_cast<UInt32>(ChunkSize));
+
+	// Write each chunk section...
+	for (size_t SectionIndex = 0; SectionIndex < 16; SectionIndex++)
+	{
+		Packet.WriteBEUInt8(BitsPerEntry);
+		Packet.WriteVarInt32(0);  // Palette length is 0
+		Packet.WriteVarInt32(static_cast<UInt32>(ChunkSectionDataArraySize));
+
+		size_t StartIndex = SectionIndex * ChunkSectionBlocks;
+
+		UInt64 TempLong = 0;  // Temporary value that will be stored into
+		UInt64 CurrentlyWrittenIndex = 0;  // "Index" of the long that would be written to
+
+		for (size_t Index = 0; Index < ChunkSectionBlocks; Index++)
+		{
+			UInt64 Value = static_cast<UInt64>(m_BlockTypes[StartIndex + Index] << 4);
+			if (Index % 2 == 0)
+			{
+				Value |= m_BlockMetas[(StartIndex + Index) / 2] & 0x0f;
+			}
+			else
+			{
+				Value |= m_BlockMetas[(StartIndex + Index) / 2] >> 4;
+			}
+			Value &= Mask;  // It shouldn't go out of bounds, but it's still worth being careful
+
+			// Painful part where we write data into the long array.  Based off of the normal code.
+			size_t BitPosition = Index * BitsPerEntry;
+			size_t FirstIndex = BitPosition / 64;
+			size_t SecondIndex = ((Index + 1) * BitsPerEntry - 1) / 64;
+			size_t BitOffset = BitPosition % 64;
+
+			if (FirstIndex != CurrentlyWrittenIndex)
+			{
+				// Write the current data before modifiying it.
+				Packet.WriteBEUInt64(TempLong);
+				TempLong = 0;
+				CurrentlyWrittenIndex = FirstIndex;
+			}
+
+			TempLong |= (Value << BitOffset);
+
+			if (FirstIndex != SecondIndex)
+			{
+				// Part of the data is now in the second long; write the first one first
+				Packet.WriteBEUInt64(TempLong);
+				CurrentlyWrittenIndex = SecondIndex;
+
+				TempLong = (Value >> (64 - BitOffset));
+			}
+		}
+		// The last long will generally not be written
+		Packet.WriteBEUInt64(TempLong);
+
+		// Light - stored as a nibble, so we need half sizes
+		// As far as I know, there isn't a method to only write a range of the array
+		for (size_t Index = 0; Index < ChunkSectionBlocks / 2; Index++)
+		{
+			Packet.WriteBEUInt8(m_BlockLight[(StartIndex / 2) + Index]);
+		}
+		if (m_Dimension == dimOverworld)
+		{
+			// Skylight is only sent in the overworld; the nether and end do not use it
+			for (size_t Index = 0; Index < ChunkSectionBlocks / 2; Index++)
+			{
+				Packet.WriteBEUInt8(m_BlockSkyLight[(StartIndex / 2) + Index]);
+			}
+		}
+	}
+
+	// Write the biome data
+	Packet.WriteBuf(m_BiomeData, BiomeDataSize);
+
+	// Identify 1.9.4's tile entity list as empty
+	Packet.WriteBEUInt8(0);
+
+	AString PacketData;
+	Packet.ReadAll(PacketData);
+	Packet.CommitRead();
+
+	cByteBuffer Buffer(20);
+	if (PacketData.size() >= 256)
+	{
+		if (!cProtocol190::CompressPacket(PacketData, a_Data))
+		{
+			ASSERT(!"Packet compression failed.");
+			a_Data.clear();
+			return;
+		}
+	}
+	else
+	{
+		AString PostData;
+		Buffer.WriteVarInt32(static_cast<UInt32>(Packet.GetUsedSpace() + 1));
+		Buffer.WriteVarInt32(0);
+		Buffer.ReadAll(PostData);
+		Buffer.CommitRead();
+
+		a_Data.clear();
+		a_Data.reserve(PostData.size() + PacketData.size());
+		a_Data.append(PostData.data(), PostData.size());
+		a_Data.append(PacketData.data(), PacketData.size());
+	}
+}
+
+
+
+
diff --git a/src/Protocol/ChunkDataSerializer.h b/src/Protocol/ChunkDataSerializer.h
index 823a93f15..1e87967c7 100644
--- a/src/Protocol/ChunkDataSerializer.h
+++ b/src/Protocol/ChunkDataSerializer.h
@@ -17,6 +17,7 @@ protected:
 	const cChunkDef::BlockNibbles & m_BlockLight;
 	const cChunkDef::BlockNibbles & m_BlockSkyLight;
 	const unsigned char * m_BiomeData;
+	const eDimension m_Dimension;
 
 	typedef std::map<int, AString> Serializations;
 
@@ -24,12 +25,16 @@ protected:
 
 	void Serialize39(AString & a_Data);  // Release 1.3.1 to 1.7.10
 	void Serialize47(AString & a_Data, int a_ChunkX, int a_ChunkZ);  // Release 1.8
+	void Serialize107(AString & a_Data, int a_ChunkX, int a_ChunkZ);  // Release 1.9
+	void Serialize110(AString & a_Data, int a_ChunkX, int a_ChunkZ);  // Release 1.9.4
 
 public:
 	enum
 	{
 		RELEASE_1_3_2 = 39,
 		RELEASE_1_8_0 = 47,
+		RELEASE_1_9_0 = 107,
+		RELEASE_1_9_4 = 110,
 	} ;
 
 	cChunkDataSerializer(
@@ -37,7 +42,8 @@ public:
 		const cChunkDef::BlockNibbles & a_BlockMetas,
 		const cChunkDef::BlockNibbles & a_BlockLight,
 		const cChunkDef::BlockNibbles & a_BlockSkyLight,
-		const unsigned char *           a_BiomeData
+		const unsigned char *           a_BiomeData,
+		const eDimension                a_Dimension
 	);
 
 	const AString & Serialize(int a_Version, int a_ChunkX, int a_ChunkZ);  // Returns one of the internal m_Serializations[]
diff --git a/src/Protocol/Protocol.h b/src/Protocol/Protocol.h
index 62faf0b28..a00923394 100644
--- a/src/Protocol/Protocol.h
+++ b/src/Protocol/Protocol.h
@@ -64,7 +64,7 @@ public:
 	virtual void DataReceived(const char * a_Data, size_t a_Size) = 0;
 
 	// Sending stuff to clients (alphabetically sorted):
-	virtual void SendAttachEntity               (const cEntity & a_Entity, const cEntity * a_Vehicle) = 0;
+	virtual void SendAttachEntity               (const cEntity & a_Entity, const cEntity & a_Vehicle) = 0;
 	virtual void SendBlockAction                (int a_BlockX, int a_BlockY, int a_BlockZ, char a_Byte1, char a_Byte2, BLOCKTYPE a_BlockType) = 0;
 	virtual void SendBlockBreakAnim             (UInt32 a_EntityID, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Stage) = 0;
 	virtual void SendBlockChange                (int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta) = 0;
@@ -74,6 +74,7 @@ public:
 	virtual void SendChunkData                  (int a_ChunkX, int a_ChunkZ, cChunkDataSerializer & a_Serializer) = 0;
 	virtual void SendCollectEntity              (const cEntity & a_Entity, const cPlayer & a_Player) = 0;
 	virtual void SendDestroyEntity              (const cEntity & a_Entity) = 0;
+	virtual void SendDetachEntity               (const cEntity & a_Entity, const cEntity & a_PreviousVehicle) = 0;
 	virtual void SendDisconnect                 (const AString & a_Reason) = 0;
 	virtual void SendEditSign                   (int a_BlockX, int a_BlockY, int a_BlockZ) = 0;  ///< Request the client to open up the sign editor for the sign (1.6+)
 	virtual void SendEntityEffect               (const cEntity & a_Entity, int a_EffectID, int a_Amplifier, short a_Duration) = 0;
diff --git a/src/Protocol/Protocol17x.cpp b/src/Protocol/Protocol17x.cpp
index 69b87e4d1..843675333 100644
--- a/src/Protocol/Protocol17x.cpp
+++ b/src/Protocol/Protocol17x.cpp
@@ -160,13 +160,13 @@ void cProtocol172::DataReceived(const char * a_Data, size_t a_Size)
 
 
 
-void cProtocol172::SendAttachEntity(const cEntity & a_Entity, const cEntity * a_Vehicle)
+void cProtocol172::SendAttachEntity(const cEntity & a_Entity, const cEntity & a_Vehicle)
 {
 	ASSERT(m_State == 3);  // In game mode?
 
 	cPacketizer Pkt(*this, 0x1b);  // Attach Entity packet
 	Pkt.WriteBEUInt32(a_Entity.GetUniqueID());
-	Pkt.WriteBEUInt32((a_Vehicle != nullptr) ? a_Vehicle->GetUniqueID() : 0);
+	Pkt.WriteBEUInt32(a_Vehicle.GetUniqueID());
 	Pkt.WriteBool(false);
 }
 
@@ -324,6 +324,20 @@ void cProtocol172::SendDestroyEntity(const cEntity & a_Entity)
 
 
 
+void cProtocol172::SendDetachEntity(const cEntity & a_Entity, const cEntity & a_PreviousVehicle)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x1b);  // Attach Entity packet
+	Pkt.WriteBEUInt32(a_Entity.GetUniqueID());
+	Pkt.WriteBEUInt32(0);
+	Pkt.WriteBool(false);
+}
+
+
+
+
+
 void cProtocol172::SendDisconnect(const AString & a_Reason)
 {
 	switch (m_State)
diff --git a/src/Protocol/Protocol17x.h b/src/Protocol/Protocol17x.h
index 24d8f8898..859a33f05 100644
--- a/src/Protocol/Protocol17x.h
+++ b/src/Protocol/Protocol17x.h
@@ -61,7 +61,7 @@ public:
 	virtual void DataReceived(const char * a_Data, size_t a_Size) override;
 
 	/** Sending stuff to clients (alphabetically sorted): */
-	virtual void SendAttachEntity               (const cEntity & a_Entity, const cEntity * a_Vehicle) override;
+	virtual void SendAttachEntity               (const cEntity & a_Entity, const cEntity & a_Vehicle) override;
 	virtual void SendBlockAction                (int a_BlockX, int a_BlockY, int a_BlockZ, char a_Byte1, char a_Byte2, BLOCKTYPE a_BlockType) override;
 	virtual void SendBlockBreakAnim	            (UInt32 a_EntityID, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Stage) override;
 	virtual void SendBlockChange                (int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta) override;
@@ -71,6 +71,7 @@ public:
 	virtual void SendChunkData                  (int a_ChunkX, int a_ChunkZ, cChunkDataSerializer & a_Serializer) override;
 	virtual void SendCollectEntity              (const cEntity & a_Entity, const cPlayer & a_Player) override;
 	virtual void SendDestroyEntity              (const cEntity & a_Entity) override;
+	virtual void SendDetachEntity               (const cEntity & a_Entity, const cEntity & a_PreviousVehicle) override;
 	virtual void SendDisconnect                 (const AString & a_Reason) override;
 	virtual void SendDisplayObjective           (const AString & a_Objective, cScoreboard::eDisplaySlot a_Display) override;
 	virtual void SendEditSign                   (int a_BlockX, int a_BlockY, int a_BlockZ) override;  ///< Request the client to open up the sign editor for the sign (1.6+)
diff --git a/src/Protocol/Protocol18x.cpp b/src/Protocol/Protocol18x.cpp
index eab6c4721..ae9571f03 100644
--- a/src/Protocol/Protocol18x.cpp
+++ b/src/Protocol/Protocol18x.cpp
@@ -171,13 +171,13 @@ void cProtocol180::DataReceived(const char * a_Data, size_t a_Size)
 
 
 
-void cProtocol180::SendAttachEntity(const cEntity & a_Entity, const cEntity * a_Vehicle)
+void cProtocol180::SendAttachEntity(const cEntity & a_Entity, const cEntity & a_Vehicle)
 {
 	ASSERT(m_State == 3);  // In game mode?
 
 	cPacketizer Pkt(*this, 0x1b);  // Attach Entity packet
 	Pkt.WriteBEUInt32(a_Entity.GetUniqueID());
-	Pkt.WriteBEUInt32((a_Vehicle != nullptr) ? a_Vehicle->GetUniqueID() : 0);
+	Pkt.WriteBEUInt32(a_Vehicle.GetUniqueID());
 	Pkt.WriteBool(false);
 }
 
@@ -317,6 +317,20 @@ void cProtocol180::SendDestroyEntity(const cEntity & a_Entity)
 
 
 
+void cProtocol180::SendDetachEntity(const cEntity & a_Entity, const cEntity & a_PreviousVehicle)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x1b);  // Attach Entity packet
+	Pkt.WriteBEUInt32(a_Entity.GetUniqueID());
+	Pkt.WriteBEUInt32(0);
+	Pkt.WriteBool(false);
+}
+
+
+
+
+
 void cProtocol180::SendDisconnect(const AString & a_Reason)
 {
 	switch (m_State)
diff --git a/src/Protocol/Protocol18x.h b/src/Protocol/Protocol18x.h
index 8a446a1b9..08a51f342 100644
--- a/src/Protocol/Protocol18x.h
+++ b/src/Protocol/Protocol18x.h
@@ -60,7 +60,7 @@ public:
 	virtual void DataReceived(const char * a_Data, size_t a_Size) override;
 
 	/** Sending stuff to clients (alphabetically sorted): */
-	virtual void SendAttachEntity               (const cEntity & a_Entity, const cEntity * a_Vehicle) override;
+	virtual void SendAttachEntity               (const cEntity & a_Entity, const cEntity & a_Vehicle) override;
 	virtual void SendBlockAction                (int a_BlockX, int a_BlockY, int a_BlockZ, char a_Byte1, char a_Byte2, BLOCKTYPE a_BlockType) override;
 	virtual void SendBlockBreakAnim	            (UInt32 a_EntityID, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Stage) override;
 	virtual void SendBlockChange                (int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta) override;
@@ -70,6 +70,7 @@ public:
 	virtual void SendChunkData                  (int a_ChunkX, int a_ChunkZ, cChunkDataSerializer & a_Serializer) override;
 	virtual void SendCollectEntity              (const cEntity & a_Entity, const cPlayer & a_Player) override;
 	virtual void SendDestroyEntity              (const cEntity & a_Entity) override;
+	virtual void SendDetachEntity               (const cEntity & a_Entity, const cEntity & a_PreviousVehicle) override;
 	virtual void SendDisconnect                 (const AString & a_Reason) override;
 	virtual void SendEditSign                   (int a_BlockX, int a_BlockY, int a_BlockZ) override;  ///< Request the client to open up the sign editor for the sign (1.6+)
 	virtual void SendEntityEffect               (const cEntity & a_Entity, int a_EffectID, int a_Amplifier, short a_Duration) override;
diff --git a/src/Protocol/Protocol19x.cpp b/src/Protocol/Protocol19x.cpp
new file mode 100644
index 000000000..4a9732fb0
--- /dev/null
+++ b/src/Protocol/Protocol19x.cpp
@@ -0,0 +1,4306 @@
+
+// Protocol19x.cpp
+
+/*
+Implements the 1.9.x protocol classes:
+	- cProtocol190
+		- release 1.9.0 protocol (#107)
+	- cProtocol191
+		- release 1.9.1 protocol (#108)
+	- cProtocol192
+		- release 1.9.2 protocol (#109)
+	- cProtocol194
+		- release 1.9.4 protocol (#110)
+(others may be added later in the future for the 1.9 release series)
+*/
+
+#include "Globals.h"
+#include "json/json.h"
+#include "Protocol19x.h"
+#include "ChunkDataSerializer.h"
+#include "PolarSSL++/Sha1Checksum.h"
+#include "Packetizer.h"
+
+#include "../ClientHandle.h"
+#include "../Root.h"
+#include "../Server.h"
+#include "../World.h"
+#include "../EffectID.h"
+#include "../StringCompression.h"
+#include "../CompositeChat.h"
+#include "../Statistics.h"
+
+#include "../WorldStorage/FastNBT.h"
+#include "../WorldStorage/EnchantmentSerializer.h"
+
+#include "../Entities/ExpOrb.h"
+#include "../Entities/Minecart.h"
+#include "../Entities/FallingBlock.h"
+#include "../Entities/Painting.h"
+#include "../Entities/Pickup.h"
+#include "../Entities/Player.h"
+#include "../Entities/ItemFrame.h"
+#include "../Entities/ArrowEntity.h"
+#include "../Entities/FireworkEntity.h"
+#include "../Entities/SplashPotionEntity.h"
+
+#include "../Items/ItemSpawnEgg.h"
+
+#include "../Mobs/IncludeAllMonsters.h"
+#include "../UI/Window.h"
+
+#include "../BlockEntities/BeaconEntity.h"
+#include "../BlockEntities/CommandBlockEntity.h"
+#include "../BlockEntities/MobHeadEntity.h"
+#include "../BlockEntities/MobSpawnerEntity.h"
+#include "../BlockEntities/FlowerPotEntity.h"
+#include "Bindings/PluginManager.h"
+
+
+
+
+
+/** The slot number that the client uses to indicate "outside the window". */
+static const Int16 SLOT_NUM_OUTSIDE = -999;
+
+
+
+
+
+#define HANDLE_READ(ByteBuf, Proc, Type, Var) \
+	Type Var; \
+	if (!ByteBuf.Proc(Var))\
+	{\
+		return;\
+	}
+
+
+
+
+
+#define HANDLE_PACKET_READ(ByteBuf, Proc, Type, Var) \
+	Type Var; \
+	{ \
+		if (!ByteBuf.Proc(Var)) \
+		{ \
+			ByteBuf.CheckValid(); \
+			return false; \
+		} \
+		ByteBuf.CheckValid(); \
+	}
+
+
+
+
+
+const int MAX_ENC_LEN = 512;  // Maximum size of the encrypted message; should be 128, but who knows...
+const uLongf MAX_COMPRESSED_PACKET_LEN = 200 KiB;  // Maximum size of compressed packets.
+
+
+
+
+
+// fwd: main.cpp:
+extern bool g_ShouldLogCommIn, g_ShouldLogCommOut;
+
+
+
+
+
+////////////////////////////////////////////////////////////////////////////////
+// cProtocol190:
+
+cProtocol190::cProtocol190(cClientHandle * a_Client, const AString & a_ServerAddress, UInt16 a_ServerPort, UInt32 a_State) :
+	super(a_Client),
+	m_ServerAddress(a_ServerAddress),
+	m_ServerPort(a_ServerPort),
+	m_State(a_State),
+	m_ReceivedData(32 KiB),
+	m_IsEncrypted(false),
+	m_LastSentDimension(dimNotSet)
+{
+
+	// BungeeCord handling:
+	// If BC is setup with ip_forward == true, it sends additional data in the login packet's ServerAddress field:
+	// hostname\00ip-address\00uuid\00profile-properties-as-json
+	AStringVector Params;
+	if (cRoot::Get()->GetServer()->ShouldAllowBungeeCord() && SplitZeroTerminatedStrings(a_ServerAddress, Params) && (Params.size() == 4))
+	{
+		LOGD("Player at %s connected via BungeeCord", Params[1].c_str());
+		m_ServerAddress = Params[0];
+		m_Client->SetIPString(Params[1]);
+		m_Client->SetUUID(cMojangAPI::MakeUUIDShort(Params[2]));
+		m_Client->SetProperties(Params[3]);
+	}
+
+	// Create the comm log file, if so requested:
+	if (g_ShouldLogCommIn || g_ShouldLogCommOut)
+	{
+		static int sCounter = 0;
+		cFile::CreateFolder("CommLogs");
+		AString IP(a_Client->GetIPString());
+		ReplaceString(IP, ":", "_");
+		AString FileName = Printf("CommLogs/%x_%d__%s.log",
+			static_cast<unsigned>(time(nullptr)),
+			sCounter++,
+			IP.c_str()
+		);
+		if (!m_CommLogFile.Open(FileName, cFile::fmWrite))
+		{
+			LOG("Cannot log communication to file, the log file \"%s\" cannot be opened for writing.", FileName.c_str());
+		}
+	}
+}
+
+
+
+
+
+void cProtocol190::DataReceived(const char * a_Data, size_t a_Size)
+{
+	if (m_IsEncrypted)
+	{
+		Byte Decrypted[512];
+		while (a_Size > 0)
+		{
+			size_t NumBytes = (a_Size > sizeof(Decrypted)) ? sizeof(Decrypted) : a_Size;
+			m_Decryptor.ProcessData(Decrypted, reinterpret_cast<const Byte *>(a_Data), NumBytes);
+			AddReceivedData(reinterpret_cast<const char *>(Decrypted), NumBytes);
+			a_Size -= NumBytes;
+			a_Data += NumBytes;
+		}
+	}
+	else
+	{
+		AddReceivedData(a_Data, a_Size);
+	}
+}
+
+
+
+
+
+void cProtocol190::SendAttachEntity(const cEntity & a_Entity, const cEntity & a_Vehicle)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	cPacketizer Pkt(*this, 0x40);  // Set passangers packet
+	Pkt.WriteVarInt32(a_Vehicle.GetUniqueID());
+	Pkt.WriteVarInt32(1);  // 1 passenger
+	Pkt.WriteVarInt32(a_Entity.GetUniqueID());
+}
+
+
+
+
+
+void cProtocol190::SendBlockAction(int a_BlockX, int a_BlockY, int a_BlockZ, char a_Byte1, char a_Byte2, BLOCKTYPE a_BlockType)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x0a);  // Block Action packet
+	Pkt.WritePosition64(a_BlockX, a_BlockY, a_BlockZ);
+	Pkt.WriteBEInt8(a_Byte1);
+	Pkt.WriteBEInt8(a_Byte2);
+	Pkt.WriteVarInt32(a_BlockType);
+}
+
+
+
+
+
+void cProtocol190::SendBlockBreakAnim(UInt32 a_EntityID, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Stage)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x08);  // Block Break Animation packet
+	Pkt.WriteVarInt32(a_EntityID);
+	Pkt.WritePosition64(a_BlockX, a_BlockY, a_BlockZ);
+	Pkt.WriteBEInt8(a_Stage);
+}
+
+
+
+
+
+void cProtocol190::SendBlockChange(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x0b);  // Block Change packet
+	Pkt.WritePosition64(a_BlockX, a_BlockY, a_BlockZ);
+	Pkt.WriteVarInt32((static_cast<UInt32>(a_BlockType) << 4) | (static_cast<UInt32>(a_BlockMeta) & 15));
+}
+
+
+
+
+
+void cProtocol190::SendBlockChanges(int a_ChunkX, int a_ChunkZ, const sSetBlockVector & a_Changes)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x10);  // Multi Block Change packet
+	Pkt.WriteBEInt32(a_ChunkX);
+	Pkt.WriteBEInt32(a_ChunkZ);
+	Pkt.WriteVarInt32(static_cast<UInt32>(a_Changes.size()));
+	for (sSetBlockVector::const_iterator itr = a_Changes.begin(), end = a_Changes.end(); itr != end; ++itr)
+	{
+		Int16 Coords = static_cast<Int16>(itr->m_RelY | (itr->m_RelZ << 8) | (itr->m_RelX << 12));
+		Pkt.WriteBEInt16(Coords);
+		Pkt.WriteVarInt32(static_cast<UInt32>(itr->m_BlockType & 0xFFF) << 4 | (itr->m_BlockMeta & 0xF));
+	}  // for itr - a_Changes[]
+}
+
+
+
+
+
+void cProtocol190::SendChat(const AString & a_Message, eChatType a_Type)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x0f);  // Chat Message packet
+	Pkt.WriteString(Printf("{\"text\":\"%s\"}", EscapeString(a_Message).c_str()));
+	Pkt.WriteBEInt8(a_Type);
+}
+
+
+
+
+
+void cProtocol190::SendChat(const cCompositeChat & a_Message, eChatType a_Type, bool a_ShouldUseChatPrefixes)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+
+	// Send the message to the client:
+	cPacketizer Pkt(*this, 0x0f);  // Chat Message packet
+	Pkt.WriteString(a_Message.CreateJsonString(a_ShouldUseChatPrefixes));
+	Pkt.WriteBEInt8(a_Type);
+}
+
+
+
+
+
+void cProtocol190::SendChunkData(int a_ChunkX, int a_ChunkZ, cChunkDataSerializer & a_Serializer)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	// 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_9_0, a_ChunkX, a_ChunkZ);
+
+	cCSLock Lock(m_CSPacket);
+	SendData(ChunkData.data(), ChunkData.size());
+}
+
+
+
+
+
+void cProtocol190::SendCollectEntity(const cEntity & a_Entity, const cPlayer & a_Player)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x49);  // Collect Item packet
+	Pkt.WriteVarInt32(a_Entity.GetUniqueID());
+	Pkt.WriteVarInt32(a_Player.GetUniqueID());
+}
+
+
+
+
+
+void cProtocol190::SendDestroyEntity(const cEntity & a_Entity)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x30);  // Destroy Entities packet
+	Pkt.WriteVarInt32(1);
+	Pkt.WriteVarInt32(a_Entity.GetUniqueID());
+}
+
+
+
+
+
+void cProtocol190::SendDetachEntity(const cEntity & a_Entity, const cEntity & a_PreviousVehicle)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	cPacketizer Pkt(*this, 0x40);  // Set passangers packet
+	Pkt.WriteVarInt32(a_PreviousVehicle.GetUniqueID());
+	Pkt.WriteVarInt32(0);  // No passangers
+}
+
+
+
+
+
+void cProtocol190::SendDisconnect(const AString & a_Reason)
+{
+	switch (m_State)
+	{
+		case 2:
+		{
+			// During login:
+			cPacketizer Pkt(*this, 0);
+			Pkt.WriteString(Printf("{\"text\":\"%s\"}", EscapeString(a_Reason).c_str()));
+			break;
+		}
+		case 3:
+		{
+			// In-game:
+			cPacketizer Pkt(*this, 0x1a);
+			Pkt.WriteString(Printf("{\"text\":\"%s\"}", EscapeString(a_Reason).c_str()));
+			break;
+		}
+	}
+}
+
+
+
+
+
+void cProtocol190::SendEditSign(int a_BlockX, int a_BlockY, int a_BlockZ)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x2a);  // Sign Editor Open packet
+	Pkt.WritePosition64(a_BlockX, a_BlockY, a_BlockZ);
+}
+
+
+
+
+
+void cProtocol190::SendEntityEffect(const cEntity & a_Entity, int a_EffectID, int a_Amplifier, short a_Duration)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x4c);  // Entity Effect packet
+	Pkt.WriteVarInt32(a_Entity.GetUniqueID());
+	Pkt.WriteBEUInt8(static_cast<UInt8>(a_EffectID));
+	Pkt.WriteBEUInt8(static_cast<UInt8>(a_Amplifier));
+	Pkt.WriteVarInt32(static_cast<UInt32>(a_Duration));
+	Pkt.WriteBool(false);  // Hide particles
+}
+
+
+
+
+
+void cProtocol190::SendEntityEquipment(const cEntity & a_Entity, short a_SlotNum, const cItem & a_Item)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x3c);  // Entity Equipment packet
+	Pkt.WriteVarInt32(a_Entity.GetUniqueID());
+	// Needs to be adjusted due to the insertion of offhand at slot 1
+	if (a_SlotNum > 0)
+	{
+		a_SlotNum++;
+	}
+	Pkt.WriteVarInt32(a_SlotNum);
+	WriteItem(Pkt, a_Item);
+}
+
+
+
+
+
+void cProtocol190::SendEntityHeadLook(const cEntity & a_Entity)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x34);  // Entity Head Look packet
+	Pkt.WriteVarInt32(a_Entity.GetUniqueID());
+	Pkt.WriteByteAngle(a_Entity.GetHeadYaw());
+}
+
+
+
+
+
+void cProtocol190::SendEntityLook(const cEntity & a_Entity)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x27);  // Entity Look packet
+	Pkt.WriteVarInt32(a_Entity.GetUniqueID());
+	Pkt.WriteByteAngle(a_Entity.GetYaw());
+	Pkt.WriteByteAngle(a_Entity.GetPitch());
+	Pkt.WriteBool(a_Entity.IsOnGround());
+}
+
+
+
+
+
+void cProtocol190::SendEntityMetadata(const cEntity & a_Entity)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x39);  // Entity Metadata packet
+	Pkt.WriteVarInt32(a_Entity.GetUniqueID());
+	WriteEntityMetadata(Pkt, a_Entity);
+	Pkt.WriteBEUInt8(0xff);  // The termination byte
+}
+
+
+
+
+
+void cProtocol190::SendEntityProperties(const cEntity & a_Entity)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x4b);  // Entity Properties packet
+	Pkt.WriteVarInt32(a_Entity.GetUniqueID());
+	WriteEntityProperties(Pkt, a_Entity);
+}
+
+
+
+
+
+void cProtocol190::SendEntityRelMove(const cEntity & a_Entity, char a_RelX, char a_RelY, char a_RelZ)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x25);  // Entity Relative Move packet
+	Pkt.WriteVarInt32(a_Entity.GetUniqueID());
+	// TODO: 1.9 changed these from chars to shorts, meaning that there can be more percision and data.  Other code needs to be updated for that.
+	Pkt.WriteBEInt16(a_RelX * 128);
+	Pkt.WriteBEInt16(a_RelY * 128);
+	Pkt.WriteBEInt16(a_RelZ * 128);
+	Pkt.WriteBool(a_Entity.IsOnGround());
+}
+
+
+
+
+
+void cProtocol190::SendEntityRelMoveLook(const cEntity & a_Entity, char a_RelX, char a_RelY, char a_RelZ)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x26);  // Entity Look And Relative Move packet
+	Pkt.WriteVarInt32(a_Entity.GetUniqueID());
+	// TODO: 1.9 changed these from chars to shorts, meaning that there can be more percision and data.  Other code needs to be updated for that.
+	Pkt.WriteBEInt16(a_RelX * 128);
+	Pkt.WriteBEInt16(a_RelY * 128);
+	Pkt.WriteBEInt16(a_RelZ * 128);
+	Pkt.WriteByteAngle(a_Entity.GetYaw());
+	Pkt.WriteByteAngle(a_Entity.GetPitch());
+	Pkt.WriteBool(a_Entity.IsOnGround());
+}
+
+
+
+
+
+void cProtocol190::SendEntityStatus(const cEntity & a_Entity, char a_Status)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x1b);  // Entity Status packet
+	Pkt.WriteBEUInt32(a_Entity.GetUniqueID());
+	Pkt.WriteBEInt8(a_Status);
+}
+
+
+
+
+
+void cProtocol190::SendEntityVelocity(const cEntity & a_Entity)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x3b);  // Entity Velocity packet
+	Pkt.WriteVarInt32(a_Entity.GetUniqueID());
+	// 400 = 8000 / 20 ... Conversion from our speed in m / s to 8000 m / tick
+	Pkt.WriteBEInt16(static_cast<Int16>(a_Entity.GetSpeedX() * 400));
+	Pkt.WriteBEInt16(static_cast<Int16>(a_Entity.GetSpeedY() * 400));
+	Pkt.WriteBEInt16(static_cast<Int16>(a_Entity.GetSpeedZ() * 400));
+}
+
+
+
+
+
+void cProtocol190::SendExplosion(double a_BlockX, double a_BlockY, double a_BlockZ, float a_Radius, const cVector3iArray & a_BlocksAffected, const Vector3d & a_PlayerMotion)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x1c);  // Explosion packet
+	Pkt.WriteBEFloat(static_cast<float>(a_BlockX));
+	Pkt.WriteBEFloat(static_cast<float>(a_BlockY));
+	Pkt.WriteBEFloat(static_cast<float>(a_BlockZ));
+	Pkt.WriteBEFloat(static_cast<float>(a_Radius));
+	Pkt.WriteBEUInt32(static_cast<UInt32>(a_BlocksAffected.size()));
+	for (cVector3iArray::const_iterator itr = a_BlocksAffected.begin(), end = a_BlocksAffected.end(); itr != end; ++itr)
+	{
+		Pkt.WriteBEInt8(static_cast<Int8>(itr->x));
+		Pkt.WriteBEInt8(static_cast<Int8>(itr->y));
+		Pkt.WriteBEInt8(static_cast<Int8>(itr->z));
+	}  // for itr - a_BlockAffected[]
+	Pkt.WriteBEFloat(static_cast<float>(a_PlayerMotion.x));
+	Pkt.WriteBEFloat(static_cast<float>(a_PlayerMotion.y));
+	Pkt.WriteBEFloat(static_cast<float>(a_PlayerMotion.z));
+}
+
+
+
+
+
+void cProtocol190::SendGameMode(eGameMode a_GameMode)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x1e);  // Change Game State packet
+	Pkt.WriteBEUInt8(3);  // Reason: Change game mode
+	Pkt.WriteBEFloat(static_cast<float>(a_GameMode));  // The protocol really represents the value with a float!
+}
+
+
+
+
+
+void cProtocol190::SendHealth(void)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x3e);  // Update Health packet
+	cPlayer * Player = m_Client->GetPlayer();
+	Pkt.WriteBEFloat(static_cast<float>(Player->GetHealth()));
+	Pkt.WriteVarInt32(static_cast<UInt32>(Player->GetFoodLevel()));
+	Pkt.WriteBEFloat(static_cast<float>(Player->GetFoodSaturationLevel()));
+}
+
+
+
+
+
+void cProtocol190::SendHideTitle(void)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x45);  // Title packet
+	Pkt.WriteVarInt32(3);  // Hide title
+}
+
+
+
+
+
+void cProtocol190::SendInventorySlot(char a_WindowID, short a_SlotNum, const cItem & a_Item)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x16);  // Set Slot packet
+	Pkt.WriteBEInt8(a_WindowID);
+	Pkt.WriteBEInt16(a_SlotNum);
+	WriteItem(Pkt, a_Item);
+}
+
+
+
+
+
+void cProtocol190::SendKeepAlive(UInt32 a_PingID)
+{
+	// Drop the packet if the protocol is not in the Game state yet (caused a client crash):
+	if (m_State != 3)
+	{
+		LOGWARNING("Trying to send a KeepAlive packet to a player who's not yet fully logged in (%d). The protocol class prevented the packet.", m_State);
+		return;
+	}
+
+	cPacketizer Pkt(*this, 0x1f);  // Keep Alive packet
+	Pkt.WriteVarInt32(a_PingID);
+}
+
+
+
+
+
+void cProtocol190::SendLogin(const cPlayer & a_Player, const cWorld & a_World)
+{
+	// Send the Join Game packet:
+	{
+		cServer * Server = cRoot::Get()->GetServer();
+		cPacketizer Pkt(*this, 0x23);  // Join Game packet
+		Pkt.WriteBEUInt32(a_Player.GetUniqueID());
+		Pkt.WriteBEUInt8(static_cast<UInt8>(a_Player.GetEffectiveGameMode()) | (Server->IsHardcore() ? 0x08 : 0));  // Hardcore flag bit 4
+		Pkt.WriteBEInt8(static_cast<Int8>(a_World.GetDimension()));
+		Pkt.WriteBEUInt8(2);  // TODO: Difficulty (set to Normal)
+		Pkt.WriteBEUInt8(static_cast<UInt8>(Clamp<int>(Server->GetMaxPlayers(), 0, 255)));
+		Pkt.WriteString("default");  // Level type - wtf?
+		Pkt.WriteBool(false);  // Reduced Debug Info - wtf?
+	}
+	m_LastSentDimension = a_World.GetDimension();
+
+	// Send the spawn position:
+	{
+		cPacketizer Pkt(*this, 0x43);  // Spawn Position packet
+		Pkt.WritePosition64(FloorC(a_World.GetSpawnX()), FloorC(a_World.GetSpawnY()), FloorC(a_World.GetSpawnZ()));
+	}
+
+	// Send the server difficulty:
+	{
+		cPacketizer Pkt(*this, 0x0d);  // Server difficulty packet
+		Pkt.WriteBEInt8(1);
+	}
+
+	// Send player abilities:
+	SendPlayerAbilities();
+}
+
+
+
+
+void cProtocol190::SendLoginSuccess(void)
+{
+	ASSERT(m_State == 2);  // State: login?
+
+	// Enable compression:
+	{
+		cPacketizer Pkt(*this, 0x03);  // Set compression packet
+		Pkt.WriteVarInt32(256);
+	}
+
+	m_State = 3;  // State = Game
+
+	{
+		cPacketizer Pkt(*this, 0x02);  // Login success packet
+		Pkt.WriteString(cMojangAPI::MakeUUIDDashed(m_Client->GetUUID()));
+		Pkt.WriteString(m_Client->GetUsername());
+	}
+}
+
+
+
+
+
+void cProtocol190::SendPaintingSpawn(const cPainting & a_Painting)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	double PosX = a_Painting.GetPosX();
+	double PosY = a_Painting.GetPosY();
+	double PosZ = a_Painting.GetPosZ();
+
+	cPacketizer Pkt(*this, 0x04);  // Spawn Painting packet
+	Pkt.WriteVarInt32(a_Painting.GetUniqueID());
+	// TODO: Bad way to write a UUID, and it's not a true UUID, but this is functional for now.
+	Pkt.WriteBEUInt64(0);
+	Pkt.WriteBEUInt64(a_Painting.GetUniqueID());
+	Pkt.WriteString(a_Painting.GetName().c_str());
+	Pkt.WritePosition64(static_cast<Int32>(PosX), static_cast<Int32>(PosY), static_cast<Int32>(PosZ));
+	Pkt.WriteBEInt8(static_cast<Int8>(a_Painting.GetProtocolFacing()));
+}
+
+
+
+
+
+void cProtocol190::SendMapData(const cMap & a_Map, int a_DataStartX, int a_DataStartY)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x24);  // Map packet
+	Pkt.WriteVarInt32(a_Map.GetID());
+	Pkt.WriteBEUInt8(static_cast<UInt8>(a_Map.GetScale()));
+
+	Pkt.WriteBool(true);
+	Pkt.WriteVarInt32(static_cast<UInt32>(a_Map.GetDecorators().size()));
+	for (const auto & Decorator : a_Map.GetDecorators())
+	{
+		Pkt.WriteBEUInt8(static_cast<Byte>((static_cast<Int32>(Decorator.GetType()) << 4) | (Decorator.GetRot() & 0xF)));
+		Pkt.WriteBEUInt8(static_cast<UInt8>(Decorator.GetPixelX()));
+		Pkt.WriteBEUInt8(static_cast<UInt8>(Decorator.GetPixelZ()));
+	}
+
+	Pkt.WriteBEUInt8(128);
+	Pkt.WriteBEUInt8(128);
+	Pkt.WriteBEUInt8(static_cast<UInt8>(a_DataStartX));
+	Pkt.WriteBEUInt8(static_cast<UInt8>(a_DataStartY));
+	Pkt.WriteVarInt32(static_cast<UInt32>(a_Map.GetData().size()));
+	for (auto itr = a_Map.GetData().cbegin(); itr != a_Map.GetData().cend(); ++itr)
+	{
+		Pkt.WriteBEUInt8(*itr);
+	}
+}
+
+
+
+
+
+void cProtocol190::SendPickupSpawn(const cPickup & a_Pickup)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	{
+		cPacketizer Pkt(*this, 0x00);  // Spawn Object packet
+		Pkt.WriteVarInt32(a_Pickup.GetUniqueID());
+		// TODO: Bad way to write a UUID, and it's not a true UUID, but this is functional for now.
+		Pkt.WriteBEUInt64(0);
+		Pkt.WriteBEUInt64(a_Pickup.GetUniqueID());
+		Pkt.WriteBEUInt8(2);  // Type = Pickup
+		Pkt.WriteBEDouble(a_Pickup.GetPosX());
+		Pkt.WriteBEDouble(a_Pickup.GetPosY());
+		Pkt.WriteBEDouble(a_Pickup.GetPosZ());
+		Pkt.WriteByteAngle(a_Pickup.GetYaw());
+		Pkt.WriteByteAngle(a_Pickup.GetPitch());
+		Pkt.WriteBEInt32(0);  // No object data
+		Pkt.WriteBEInt16(0);  // No velocity
+		Pkt.WriteBEInt16(0);
+		Pkt.WriteBEInt16(0);
+	}
+
+	{
+		cPacketizer Pkt(*this, 0x39);  // Entity Metadata packet
+		Pkt.WriteVarInt32(a_Pickup.GetUniqueID());
+		Pkt.WriteBEUInt8(5);  // Index 5: Item
+		Pkt.WriteBEUInt8(METADATA_TYPE_ITEM);
+		WriteItem(Pkt, a_Pickup.GetItem());
+		Pkt.WriteBEUInt8(0xff);  // End of metadata
+	}
+}
+
+
+
+
+
+void cProtocol190::SendPlayerAbilities(void)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x2b);  // Player Abilities packet
+	Byte Flags = 0;
+	cPlayer * Player = m_Client->GetPlayer();
+	if (Player->IsGameModeCreative())
+	{
+		Flags |= 0x01;
+		Flags |= 0x08;  // Godmode, used for creative
+	}
+	if (Player->IsFlying())
+	{
+		Flags |= 0x02;
+	}
+	if (Player->CanFly())
+	{
+		Flags |= 0x04;
+	}
+	Pkt.WriteBEUInt8(Flags);
+	Pkt.WriteBEFloat(static_cast<float>(0.05 * Player->GetFlyingMaxSpeed()));
+	Pkt.WriteBEFloat(static_cast<float>(0.1 * Player->GetNormalMaxSpeed()));
+}
+
+
+
+
+
+void cProtocol190::SendEntityAnimation(const cEntity & a_Entity, char a_Animation)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x06);  // Animation packet
+	Pkt.WriteVarInt32(a_Entity.GetUniqueID());
+	Pkt.WriteBEInt8(a_Animation);
+}
+
+
+
+
+
+void cProtocol190::SendParticleEffect(const AString & a_ParticleName, float a_SrcX, float a_SrcY, float a_SrcZ, float a_OffsetX, float a_OffsetY, float a_OffsetZ, float a_ParticleData, int a_ParticleAmount)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	int ParticleID = GetParticleID(a_ParticleName);
+
+	cPacketizer Pkt(*this, 0x22);  // Particle effect packet
+	Pkt.WriteBEInt32(ParticleID);
+	Pkt.WriteBool(false);
+	Pkt.WriteBEFloat(a_SrcX);
+	Pkt.WriteBEFloat(a_SrcY);
+	Pkt.WriteBEFloat(a_SrcZ);
+	Pkt.WriteBEFloat(a_OffsetX);
+	Pkt.WriteBEFloat(a_OffsetY);
+	Pkt.WriteBEFloat(a_OffsetZ);
+	Pkt.WriteBEFloat(a_ParticleData);
+	Pkt.WriteBEInt32(a_ParticleAmount);
+}
+
+
+
+
+
+void cProtocol190::SendParticleEffect(const AString & a_ParticleName, Vector3f a_Src, Vector3f a_Offset, float a_ParticleData, int a_ParticleAmount, std::array<int, 2> a_Data)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	int ParticleID = GetParticleID(a_ParticleName);
+
+	cPacketizer Pkt(*this, 0x22);  // Particle effect packet
+	Pkt.WriteBEInt32(ParticleID);
+	Pkt.WriteBool(false);
+	Pkt.WriteBEFloat(a_Src.x);
+	Pkt.WriteBEFloat(a_Src.y);
+	Pkt.WriteBEFloat(a_Src.z);
+	Pkt.WriteBEFloat(a_Offset.x);
+	Pkt.WriteBEFloat(a_Offset.y);
+	Pkt.WriteBEFloat(a_Offset.z);
+	Pkt.WriteBEFloat(a_ParticleData);
+	Pkt.WriteBEInt32(a_ParticleAmount);
+	switch (ParticleID)
+	{
+		// iconcrack
+		case 36:
+		{
+			Pkt.WriteVarInt32(static_cast<UInt32>(a_Data[0]));
+			Pkt.WriteVarInt32(static_cast<UInt32>(a_Data[1]));
+			break;
+		}
+		// blockcrack
+		// blockdust
+		case 37:
+		case 38:
+		{
+			Pkt.WriteVarInt32(static_cast<UInt32>(a_Data[0]));
+			break;
+		}
+		default:
+		{
+			break;
+		}
+	}
+}
+
+
+
+
+
+void cProtocol190::SendPlayerListAddPlayer(const cPlayer & a_Player)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x2d);  // Playerlist Item packet
+	Pkt.WriteVarInt32(0);
+	Pkt.WriteVarInt32(1);
+	Pkt.WriteUUID(a_Player.GetUUID());
+	Pkt.WriteString(a_Player.GetPlayerListName());
+
+	const Json::Value & Properties = a_Player.GetClientHandle()->GetProperties();
+	Pkt.WriteVarInt32(Properties.size());
+	for (auto & Node : Properties)
+	{
+		Pkt.WriteString(Node.get("name", "").asString());
+		Pkt.WriteString(Node.get("value", "").asString());
+		AString Signature = Node.get("signature", "").asString();
+		if (Signature.empty())
+		{
+			Pkt.WriteBool(false);
+		}
+		else
+		{
+			Pkt.WriteBool(true);
+			Pkt.WriteString(Signature);
+		}
+	}
+
+	Pkt.WriteVarInt32(static_cast<UInt32>(a_Player.GetGameMode()));
+	Pkt.WriteVarInt32(static_cast<UInt32>(a_Player.GetClientHandle()->GetPing()));
+	Pkt.WriteBool(false);
+}
+
+
+
+
+
+void cProtocol190::SendPlayerListRemovePlayer(const cPlayer & a_Player)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x2d);  // Playerlist Item packet
+	Pkt.WriteVarInt32(4);
+	Pkt.WriteVarInt32(1);
+	Pkt.WriteUUID(a_Player.GetUUID());
+}
+
+
+
+
+
+void cProtocol190::SendPlayerListUpdateGameMode(const cPlayer & a_Player)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x2d);  // Playerlist Item packet
+	Pkt.WriteVarInt32(1);
+	Pkt.WriteVarInt32(1);
+	Pkt.WriteUUID(a_Player.GetUUID());
+	Pkt.WriteVarInt32(static_cast<UInt32>(a_Player.GetGameMode()));
+}
+
+
+
+
+
+void cProtocol190::SendPlayerListUpdatePing(const cPlayer & a_Player)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	auto ClientHandle = a_Player.GetClientHandlePtr();
+	if (ClientHandle != nullptr)
+	{
+		cPacketizer Pkt(*this, 0x2d);  // Playerlist Item packet
+		Pkt.WriteVarInt32(2);
+		Pkt.WriteVarInt32(1);
+		Pkt.WriteUUID(a_Player.GetUUID());
+		Pkt.WriteVarInt32(static_cast<UInt32>(ClientHandle->GetPing()));
+	}
+}
+
+
+
+
+
+void cProtocol190::SendPlayerListUpdateDisplayName(const cPlayer & a_Player, const AString & a_CustomName)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x2d);  // Playerlist Item packet
+	Pkt.WriteVarInt32(3);
+	Pkt.WriteVarInt32(1);
+	Pkt.WriteUUID(a_Player.GetUUID());
+
+	if (a_CustomName.empty())
+	{
+		Pkt.WriteBool(false);
+	}
+	else
+	{
+		Pkt.WriteBool(true);
+		Pkt.WriteString(Printf("{\"text\":\"%s\"}", a_CustomName.c_str()));
+	}
+}
+
+
+
+
+
+void cProtocol190::SendPlayerMaxSpeed(void)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x4b);  // Entity Properties
+	cPlayer * Player = m_Client->GetPlayer();
+	Pkt.WriteVarInt32(Player->GetUniqueID());
+	Pkt.WriteBEInt32(1);  // Count
+	Pkt.WriteString("generic.movementSpeed");
+	// The default game speed is 0.1, multiply that value by the relative speed:
+	Pkt.WriteBEDouble(0.1 * Player->GetNormalMaxSpeed());
+	if (Player->IsSprinting())
+	{
+		Pkt.WriteVarInt32(1);  // Modifier count
+		Pkt.WriteBEUInt64(0x662a6b8dda3e4c1c);
+		Pkt.WriteBEUInt64(0x881396ea6097278d);  // UUID of the modifier
+		Pkt.WriteBEDouble(Player->GetSprintingMaxSpeed() - Player->GetNormalMaxSpeed());
+		Pkt.WriteBEUInt8(2);
+	}
+	else
+	{
+		Pkt.WriteVarInt32(0);  // Modifier count
+	}
+}
+
+
+
+
+
+void cProtocol190::SendPlayerMoveLook(void)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x2e);  // Player Position And Look packet
+	cPlayer * Player = m_Client->GetPlayer();
+	Pkt.WriteBEDouble(Player->GetPosX());
+	Pkt.WriteBEDouble(Player->GetPosY());
+	Pkt.WriteBEDouble(Player->GetPosZ());
+	Pkt.WriteBEFloat(static_cast<float>(Player->GetYaw()));
+	Pkt.WriteBEFloat(static_cast<float>(Player->GetPitch()));
+	Pkt.WriteBEUInt8(0);
+	Pkt.WriteVarInt32(0);  // Teleport ID - not implemented here
+}
+
+
+
+
+
+void cProtocol190::SendPlayerPosition(void)
+{
+	// There is no dedicated packet for this, send the whole thing:
+	SendPlayerMoveLook();
+}
+
+
+
+
+
+void cProtocol190::SendPlayerSpawn(const cPlayer & a_Player)
+{
+	// Called to spawn another player for the client
+	cPacketizer Pkt(*this, 0x05);  // Spawn Player packet
+	Pkt.WriteVarInt32(a_Player.GetUniqueID());
+	Pkt.WriteUUID(cMojangAPI::MakeUUIDShort(a_Player.GetUUID()));
+	Pkt.WriteBEDouble(a_Player.GetPosX());
+	Pkt.WriteBEDouble(a_Player.GetPosY() + 0.001);  // The "+ 0.001" is there because otherwise the player falls through the block they were standing on.
+	Pkt.WriteBEDouble(a_Player.GetPosZ());
+	Pkt.WriteByteAngle(a_Player.GetYaw());
+	Pkt.WriteByteAngle(a_Player.GetPitch());
+	Pkt.WriteBEUInt8(6);  // Start metadata - Index 6: Health
+	Pkt.WriteBEUInt8(METADATA_TYPE_FLOAT);
+	Pkt.WriteBEFloat(static_cast<float>(a_Player.GetHealth()));
+	Pkt.WriteBEUInt8(2);  // Index 2: Custom name
+	Pkt.WriteBEUInt8(METADATA_TYPE_STRING);
+	Pkt.WriteString(a_Player.GetName());
+	Pkt.WriteBEUInt8(0xff);  // Metadata: end
+}
+
+
+
+
+
+void cProtocol190::SendPluginMessage(const AString & a_Channel, const AString & a_Message)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x18);  // Plugin message packet
+	Pkt.WriteString(a_Channel);
+	Pkt.WriteBuf(a_Message.data(), a_Message.size());
+}
+
+
+
+
+
+void cProtocol190::SendRemoveEntityEffect(const cEntity & a_Entity, int a_EffectID)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x31);  // Remove entity effect packet
+	Pkt.WriteVarInt32(a_Entity.GetUniqueID());
+	Pkt.WriteBEUInt8(static_cast<UInt8>(a_EffectID));
+}
+
+
+
+
+
+void cProtocol190::SendResetTitle(void)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x45);  // Title packet
+	Pkt.WriteVarInt32(4);  // Reset title
+}
+
+
+
+
+
+void cProtocol190::SendRespawn(eDimension a_Dimension, bool a_ShouldIgnoreDimensionChecks)
+{
+	if ((m_LastSentDimension == a_Dimension) && !a_ShouldIgnoreDimensionChecks)
+	{
+		// Must not send a respawn for the world with the same dimension, the client goes cuckoo if we do (unless we are respawning from death)
+		return;
+	}
+
+	cPacketizer Pkt(*this, 0x33);  // Respawn packet
+	cPlayer * Player = m_Client->GetPlayer();
+	Pkt.WriteBEInt32(static_cast<Int32>(a_Dimension));
+	Pkt.WriteBEUInt8(2);  // TODO: Difficulty (set to Normal)
+	Pkt.WriteBEUInt8(static_cast<Byte>(Player->GetEffectiveGameMode()));
+	Pkt.WriteString("default");
+	m_LastSentDimension = a_Dimension;
+}
+
+
+
+
+
+void cProtocol190::SendExperience(void)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x3d);  // Experience Packet
+	cPlayer * Player = m_Client->GetPlayer();
+	Pkt.WriteBEFloat(Player->GetXpPercentage());
+	Pkt.WriteVarInt32(static_cast<UInt32>(Player->GetXpLevel()));
+	Pkt.WriteVarInt32(static_cast<UInt32>(Player->GetCurrentXp()));
+}
+
+
+
+
+
+void cProtocol190::SendExperienceOrb(const cExpOrb & a_ExpOrb)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x01);  // Spawn experience orb packet
+	Pkt.WriteVarInt32(a_ExpOrb.GetUniqueID());
+	Pkt.WriteBEDouble(a_ExpOrb.GetPosX());
+	Pkt.WriteBEDouble(a_ExpOrb.GetPosY());
+	Pkt.WriteBEDouble(a_ExpOrb.GetPosZ());
+	Pkt.WriteBEInt16(static_cast<Int16>(a_ExpOrb.GetReward()));
+}
+
+
+
+
+
+void cProtocol190::SendScoreboardObjective(const AString & a_Name, const AString & a_DisplayName, Byte a_Mode)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x3f);  // Scoreboard objective packet
+	Pkt.WriteString(a_Name);
+	Pkt.WriteBEUInt8(a_Mode);
+	if ((a_Mode == 0) || (a_Mode == 2))
+	{
+		Pkt.WriteString(a_DisplayName);
+		Pkt.WriteString("integer");
+	}
+}
+
+
+
+
+
+void cProtocol190::SendScoreUpdate(const AString & a_Objective, const AString & a_Player, cObjective::Score a_Score, Byte a_Mode)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x42);  // Update score packet
+	Pkt.WriteString(a_Player);
+	Pkt.WriteBEUInt8(a_Mode);
+	Pkt.WriteString(a_Objective);
+
+	if (a_Mode != 1)
+	{
+		Pkt.WriteVarInt32(static_cast<UInt32>(a_Score));
+	}
+}
+
+
+
+
+
+void cProtocol190::SendDisplayObjective(const AString & a_Objective, cScoreboard::eDisplaySlot a_Display)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x38);  // Display scoreboard packet
+	Pkt.WriteBEUInt8(static_cast<UInt8>(a_Display));
+	Pkt.WriteString(a_Objective);
+}
+
+
+
+
+
+void cProtocol190::SendSetSubTitle(const cCompositeChat & a_SubTitle)
+{
+	SendSetRawSubTitle(a_SubTitle.CreateJsonString(false));
+}
+
+
+
+
+
+void cProtocol190::SendSetRawSubTitle(const AString & a_SubTitle)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x45);  // Title packet
+	Pkt.WriteVarInt32(1);  // Set subtitle
+
+	Pkt.WriteString(a_SubTitle);
+}
+
+
+
+
+
+void cProtocol190::SendSetTitle(const cCompositeChat & a_Title)
+{
+	SendSetRawTitle(a_Title.CreateJsonString(false));
+}
+
+
+
+
+
+void cProtocol190::SendSetRawTitle(const AString & a_Title)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x45);  // Title packet
+	Pkt.WriteVarInt32(0);  // Set title
+
+	Pkt.WriteString(a_Title);
+}
+
+
+
+
+
+void cProtocol190::SendSoundEffect(const AString & a_SoundName, double a_X, double a_Y, double a_Z, float a_Volume, float a_Pitch)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x19);  // Named sound effect packet
+	Pkt.WriteString(a_SoundName);
+	Pkt.WriteVarInt32(0);  // Master sound category (may want to be changed to a parameter later)
+	Pkt.WriteBEInt32(static_cast<Int32>(a_X * 8.0));
+	Pkt.WriteBEInt32(static_cast<Int32>(a_Y * 8.0));
+	Pkt.WriteBEInt32(static_cast<Int32>(a_Z * 8.0));
+	Pkt.WriteBEFloat(a_Volume);
+	Pkt.WriteBEUInt8(static_cast<Byte>(a_Pitch * 63));
+}
+
+
+
+
+
+void cProtocol190::SendSoundParticleEffect(const EffectID a_EffectID, int a_SrcX, int a_SrcY, int a_SrcZ, int a_Data)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x21);  // Effect packet
+	Pkt.WriteBEInt32(static_cast<int>(a_EffectID));
+	Pkt.WritePosition64(a_SrcX, a_SrcY, a_SrcZ);
+	Pkt.WriteBEInt32(a_Data);
+	Pkt.WriteBool(false);
+}
+
+
+
+
+
+void cProtocol190::SendSpawnFallingBlock(const cFallingBlock & a_FallingBlock)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x00);  // Spawn Object packet
+	Pkt.WriteVarInt32(a_FallingBlock.GetUniqueID());
+	// TODO: Bad way to write a UUID, and it's not a true UUID, but this is functional for now.
+	Pkt.WriteBEUInt64(0);
+	Pkt.WriteBEUInt64(a_FallingBlock.GetUniqueID());
+	Pkt.WriteBEUInt8(70);  // Falling block
+	Pkt.WriteBEDouble(a_FallingBlock.GetPosX());
+	Pkt.WriteBEDouble(a_FallingBlock.GetPosY());
+	Pkt.WriteBEDouble(a_FallingBlock.GetPosZ());
+	Pkt.WriteByteAngle(a_FallingBlock.GetYaw());
+	Pkt.WriteByteAngle(a_FallingBlock.GetPitch());
+	Pkt.WriteBEInt32(static_cast<Int32>(a_FallingBlock.GetBlockType()) | (static_cast<Int32>(a_FallingBlock.GetBlockMeta()) << 12));
+	Pkt.WriteBEInt16(static_cast<Int16>(a_FallingBlock.GetSpeedX() * 400));
+	Pkt.WriteBEInt16(static_cast<Int16>(a_FallingBlock.GetSpeedY() * 400));
+	Pkt.WriteBEInt16(static_cast<Int16>(a_FallingBlock.GetSpeedZ() * 400));
+}
+
+
+
+
+
+void cProtocol190::SendSpawnMob(const cMonster & a_Mob)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x03);  // Spawn Mob packet
+	Pkt.WriteVarInt32(a_Mob.GetUniqueID());
+	// TODO: Bad way to write a UUID, and it's not a true UUID, but this is functional for now.
+	Pkt.WriteBEUInt64(0);
+	Pkt.WriteBEUInt64(a_Mob.GetUniqueID());
+	Pkt.WriteBEUInt8(static_cast<Byte>(a_Mob.GetMobType()));
+	Pkt.WriteBEDouble(a_Mob.GetPosX());
+	Pkt.WriteBEDouble(a_Mob.GetPosY());
+	Pkt.WriteBEDouble(a_Mob.GetPosZ());
+	Pkt.WriteByteAngle(a_Mob.GetPitch());
+	Pkt.WriteByteAngle(a_Mob.GetHeadYaw());
+	Pkt.WriteByteAngle(a_Mob.GetYaw());
+	Pkt.WriteBEInt16(static_cast<Int16>(a_Mob.GetSpeedX() * 400));
+	Pkt.WriteBEInt16(static_cast<Int16>(a_Mob.GetSpeedY() * 400));
+	Pkt.WriteBEInt16(static_cast<Int16>(a_Mob.GetSpeedZ() * 400));
+	WriteEntityMetadata(Pkt, a_Mob);
+	Pkt.WriteBEUInt8(0xff);  // Metadata terminator
+}
+
+
+
+
+
+void cProtocol190::SendSpawnObject(const cEntity & a_Entity, char a_ObjectType, int a_ObjectData, Byte a_Yaw, Byte a_Pitch)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	double PosX = a_Entity.GetPosX();
+	double PosZ = a_Entity.GetPosZ();
+	double Yaw = a_Entity.GetYaw();
+	if (a_ObjectType == 71)
+	{
+		FixItemFramePositions(a_ObjectData, PosX, PosZ, Yaw);
+	}
+
+	cPacketizer Pkt(*this, 0x00);  // Spawn Object packet
+	Pkt.WriteVarInt32(a_Entity.GetUniqueID());
+	// TODO: Bad way to write a UUID, and it's not a true UUID, but this is functional for now.
+	Pkt.WriteBEUInt64(0);
+	Pkt.WriteBEUInt64(a_Entity.GetUniqueID());
+	Pkt.WriteBEUInt8(static_cast<UInt8>(a_ObjectType));
+	Pkt.WriteBEDouble(PosX);
+	Pkt.WriteBEDouble(a_Entity.GetPosY());
+	Pkt.WriteBEDouble(PosZ);
+	Pkt.WriteByteAngle(a_Entity.GetPitch());
+	Pkt.WriteByteAngle(Yaw);
+	Pkt.WriteBEInt32(a_ObjectData);
+	Pkt.WriteBEInt16(static_cast<Int16>(a_Entity.GetSpeedX() * 400));
+	Pkt.WriteBEInt16(static_cast<Int16>(a_Entity.GetSpeedY() * 400));
+	Pkt.WriteBEInt16(static_cast<Int16>(a_Entity.GetSpeedZ() * 400));
+}
+
+
+
+
+
+void cProtocol190::SendSpawnVehicle(const cEntity & a_Vehicle, char a_VehicleType, char a_VehicleSubType)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x00);  // Spawn Object packet
+	Pkt.WriteVarInt32(a_Vehicle.GetUniqueID());
+	// TODO: Bad way to write a UUID, and it's not a true UUID, but this is functional for now.
+	Pkt.WriteBEUInt64(0);
+	Pkt.WriteBEUInt64(a_Vehicle.GetUniqueID());
+	Pkt.WriteBEUInt8(static_cast<UInt8>(a_VehicleType));
+	Pkt.WriteBEDouble(a_Vehicle.GetPosX());
+	Pkt.WriteBEDouble(a_Vehicle.GetPosY());
+	Pkt.WriteBEDouble(a_Vehicle.GetPosZ());
+	Pkt.WriteByteAngle(a_Vehicle.GetPitch());
+	Pkt.WriteByteAngle(a_Vehicle.GetYaw());
+	Pkt.WriteBEInt32(a_VehicleSubType);
+	Pkt.WriteBEInt16(static_cast<Int16>(a_Vehicle.GetSpeedX() * 400));
+	Pkt.WriteBEInt16(static_cast<Int16>(a_Vehicle.GetSpeedY() * 400));
+	Pkt.WriteBEInt16(static_cast<Int16>(a_Vehicle.GetSpeedZ() * 400));
+}
+
+
+
+
+
+void cProtocol190::SendStatistics(const cStatManager & a_Manager)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x07);  // Statistics packet
+	Pkt.WriteVarInt32(statCount);  // TODO 2014-05-11 xdot: Optimization: Send "dirty" statistics only
+
+	size_t Count = static_cast<size_t>(statCount);
+	for (size_t i = 0; i < Count; ++i)
+	{
+		StatValue Value = a_Manager.GetValue(static_cast<eStatistic>(i));
+		const AString & StatName = cStatInfo::GetName(static_cast<eStatistic>(i));
+
+		Pkt.WriteString(StatName);
+		Pkt.WriteVarInt32(static_cast<UInt32>(Value));
+	}
+}
+
+
+
+
+
+void cProtocol190::SendTabCompletionResults(const AStringVector & a_Results)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x0e);  // Tab-Complete packet
+	Pkt.WriteVarInt32(static_cast<UInt32>(a_Results.size()));
+
+	for (AStringVector::const_iterator itr = a_Results.begin(), end = a_Results.end(); itr != end; ++itr)
+	{
+		Pkt.WriteString(*itr);
+	}
+}
+
+
+
+
+
+void cProtocol190::SendTeleportEntity(const cEntity & a_Entity)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x4a);  // Entity teleport packet
+	Pkt.WriteVarInt32(a_Entity.GetUniqueID());
+	Pkt.WriteBEDouble(a_Entity.GetPosX());
+	Pkt.WriteBEDouble(a_Entity.GetPosY());
+	Pkt.WriteBEDouble(a_Entity.GetPosZ());
+	Pkt.WriteByteAngle(a_Entity.GetYaw());
+	Pkt.WriteByteAngle(a_Entity.GetPitch());
+	Pkt.WriteBool(a_Entity.IsOnGround());
+}
+
+
+
+
+
+void cProtocol190::SendThunderbolt(int a_BlockX, int a_BlockY, int a_BlockZ)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x02);  // Spawn Global Entity packet
+	Pkt.WriteVarInt32(0);  // EntityID = 0, always
+	Pkt.WriteBEUInt8(1);  // Type = Thunderbolt
+	Pkt.WriteBEDouble(a_BlockX);
+	Pkt.WriteBEDouble(a_BlockY);
+	Pkt.WriteBEDouble(a_BlockZ);
+}
+
+
+
+
+
+void cProtocol190::SendTitleTimes(int a_FadeInTicks, int a_DisplayTicks, int a_FadeOutTicks)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x45);  // Title packet
+	Pkt.WriteVarInt32(2);  // Set title display times
+
+	Pkt.WriteBEInt32(a_FadeInTicks);
+	Pkt.WriteBEInt32(a_DisplayTicks);
+	Pkt.WriteBEInt32(a_FadeOutTicks);
+}
+
+
+
+
+
+void cProtocol190::SendTimeUpdate(Int64 a_WorldAge, Int64 a_TimeOfDay, bool a_DoDaylightCycle)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	if (!a_DoDaylightCycle)
+	{
+		// When writing a "-" before the number the client ignores it but it will stop the client-side time expiration.
+		a_TimeOfDay = std::min(-a_TimeOfDay, -1LL);
+	}
+
+	cPacketizer Pkt(*this, 0x44);  // Time update packet
+	Pkt.WriteBEInt64(a_WorldAge);
+	Pkt.WriteBEInt64(a_TimeOfDay);
+}
+
+
+
+
+
+void cProtocol190::SendUnloadChunk(int a_ChunkX, int a_ChunkZ)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x1d);  // Unload chunk packet
+	Pkt.WriteBEInt32(a_ChunkX);
+	Pkt.WriteBEInt32(a_ChunkZ);
+}
+
+
+
+
+void cProtocol190::SendUpdateBlockEntity(cBlockEntity & a_BlockEntity)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x09);  // Update tile entity packet
+	Pkt.WritePosition64(a_BlockEntity.GetPosX(), a_BlockEntity.GetPosY(), a_BlockEntity.GetPosZ());
+
+	Byte Action = 0;
+	switch (a_BlockEntity.GetBlockType())
+	{
+		case E_BLOCK_MOB_SPAWNER:   Action = 1; break;  // Update mob spawner spinny mob thing
+		case E_BLOCK_COMMAND_BLOCK: Action = 2; break;  // Update command block text
+		case E_BLOCK_BEACON:        Action = 3; break;  // Update beacon entity
+		case E_BLOCK_HEAD:          Action = 4; break;  // Update Mobhead entity
+		case E_BLOCK_FLOWER_POT:    Action = 5; break;  // Update flower pot
+		default: ASSERT(!"Unhandled or unimplemented BlockEntity update request!"); break;
+	}
+	Pkt.WriteBEUInt8(Action);
+
+	WriteBlockEntity(Pkt, a_BlockEntity);
+}
+
+
+
+
+
+void cProtocol190::SendUpdateSign(int a_BlockX, int a_BlockY, int a_BlockZ, const AString & a_Line1, const AString & a_Line2, const AString & a_Line3, const AString & a_Line4)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x46);  // Update sign packet
+	Pkt.WritePosition64(a_BlockX, a_BlockY, a_BlockZ);
+
+	Json::StyledWriter JsonWriter;
+	AString Lines[] = { a_Line1, a_Line2, a_Line3, a_Line4 };
+	for (size_t i = 0; i < ARRAYCOUNT(Lines); i++)
+	{
+		Json::Value RootValue;
+		RootValue["text"] = Lines[i];
+		Pkt.WriteString(JsonWriter.write(RootValue).c_str());
+	}
+}
+
+
+
+
+
+void cProtocol190::SendUseBed(const cEntity & a_Entity, int a_BlockX, int a_BlockY, int a_BlockZ)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x2f);  // Use bed
+	Pkt.WriteVarInt32(a_Entity.GetUniqueID());
+	Pkt.WritePosition64(a_BlockX, a_BlockY, a_BlockZ);
+}
+
+
+
+
+
+void cProtocol190::SendWeather(eWeather a_Weather)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	{
+		cPacketizer Pkt(*this, 0x1e);  // Change Game State packet
+		Pkt.WriteBEUInt8((a_Weather == wSunny) ? 1 : 2);  // End rain / begin rain
+		Pkt.WriteBEFloat(0);  // Unused for weather
+	}
+
+	// TODO: Fade effect, somehow
+}
+
+
+
+
+
+void cProtocol190::SendWholeInventory(const cWindow & a_Window)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x14);  // Window Items packet
+	Pkt.WriteBEInt8(a_Window.GetWindowID());
+	Pkt.WriteBEInt16(static_cast<Int16>(a_Window.GetNumSlots()));
+	cItems Slots;
+	a_Window.GetSlots(*(m_Client->GetPlayer()), Slots);
+	for (cItems::const_iterator itr = Slots.begin(), end = Slots.end(); itr != end; ++itr)
+	{
+		WriteItem(Pkt, *itr);
+	}  // for itr - Slots[]
+}
+
+
+
+
+
+void cProtocol190::SendWindowClose(const cWindow & a_Window)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x12);  // Close window packet
+	Pkt.WriteBEInt8(a_Window.GetWindowID());
+}
+
+
+
+
+
+void cProtocol190::SendWindowOpen(const cWindow & a_Window)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	if (a_Window.GetWindowType() < 0)
+	{
+		// Do not send this packet for player inventory windows
+		return;
+	}
+
+	cPacketizer Pkt(*this, 0x13);  // Open window packet
+	Pkt.WriteBEInt8(a_Window.GetWindowID());
+	Pkt.WriteString(a_Window.GetWindowTypeName());
+	Pkt.WriteString(Printf("{\"text\":\"%s\"}", a_Window.GetWindowTitle().c_str()));
+
+	switch (a_Window.GetWindowType())
+	{
+		case cWindow::wtWorkbench:
+		case cWindow::wtEnchantment:
+		case cWindow::wtAnvil:
+		{
+			Pkt.WriteBEInt8(0);
+			break;
+		}
+		default:
+		{
+			Pkt.WriteBEInt8(static_cast<Int8>(a_Window.GetNumNonInventorySlots()));
+			break;
+		}
+	}
+
+	if (a_Window.GetWindowType() == cWindow::wtAnimalChest)
+	{
+		Pkt.WriteBEInt32(0);  // TODO: The animal's EntityID
+	}
+}
+
+
+
+
+
+void cProtocol190::SendWindowProperty(const cWindow & a_Window, short a_Property, short a_Value)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x15);  // Window Property packet
+	Pkt.WriteBEInt8(a_Window.GetWindowID());
+	Pkt.WriteBEInt16(a_Property);
+	Pkt.WriteBEInt16(a_Value);
+}
+
+
+
+
+
+bool cProtocol190::CompressPacket(const AString & a_Packet, AString & a_CompressedData)
+{
+	// Compress the data:
+	char CompressedData[MAX_COMPRESSED_PACKET_LEN];
+
+	uLongf CompressedSize = compressBound(static_cast<uLongf>(a_Packet.size()));
+	if (CompressedSize >= MAX_COMPRESSED_PACKET_LEN)
+	{
+		ASSERT(!"Too high packet size.");
+		return false;
+	}
+
+	int Status = compress2(
+		reinterpret_cast<Bytef *>(CompressedData), &CompressedSize,
+		reinterpret_cast<const Bytef *>(a_Packet.data()), static_cast<uLongf>(a_Packet.size()), Z_DEFAULT_COMPRESSION
+	);
+	if (Status != Z_OK)
+	{
+		return false;
+	}
+
+	AString LengthData;
+	cByteBuffer Buffer(20);
+	Buffer.WriteVarInt32(static_cast<UInt32>(a_Packet.size()));
+	Buffer.ReadAll(LengthData);
+	Buffer.CommitRead();
+
+	Buffer.WriteVarInt32(static_cast<UInt32>(CompressedSize + LengthData.size()));
+	Buffer.WriteVarInt32(static_cast<UInt32>(a_Packet.size()));
+	Buffer.ReadAll(LengthData);
+	Buffer.CommitRead();
+
+	a_CompressedData.clear();
+	a_CompressedData.reserve(LengthData.size() + CompressedSize);
+	a_CompressedData.append(LengthData.data(), LengthData.size());
+	a_CompressedData.append(CompressedData, CompressedSize);
+	return true;
+}
+
+
+
+
+
+int cProtocol190::GetParticleID(const AString & a_ParticleName)
+{
+	static bool IsInitialized = false;
+	static std::map<AString, int> ParticleMap;
+	if (!IsInitialized)
+	{
+		// Initialize the ParticleMap:
+		ParticleMap["explode"]          = 0;
+		ParticleMap["largeexplode"]     = 1;
+		ParticleMap["hugeexplosion"]    = 2;
+		ParticleMap["fireworksspark"]   = 3;
+		ParticleMap["bubble"]           = 4;
+		ParticleMap["splash"]           = 5;
+		ParticleMap["wake"]             = 6;
+		ParticleMap["suspended"]        = 7;
+		ParticleMap["depthsuspend"]     = 8;
+		ParticleMap["crit"]             = 9;
+		ParticleMap["magiccrit"]        = 10;
+		ParticleMap["smoke"]            = 11;
+		ParticleMap["largesmoke"]       = 12;
+		ParticleMap["spell"]            = 13;
+		ParticleMap["instantspell"]     = 14;
+		ParticleMap["mobspell"]         = 15;
+		ParticleMap["mobspellambient"]  = 16;
+		ParticleMap["witchmagic"]       = 17;
+		ParticleMap["dripwater"]        = 18;
+		ParticleMap["driplava"]         = 19;
+		ParticleMap["angryvillager"]    = 20;
+		ParticleMap["happyVillager"]    = 21;
+		ParticleMap["townaura"]         = 22;
+		ParticleMap["note"]             = 23;
+		ParticleMap["portal"]           = 24;
+		ParticleMap["enchantmenttable"] = 25;
+		ParticleMap["flame"]            = 26;
+		ParticleMap["lava"]             = 27;
+		ParticleMap["footstep"]         = 28;
+		ParticleMap["cloud"]            = 29;
+		ParticleMap["reddust"]          = 30;
+		ParticleMap["snowballpoof"]     = 31;
+		ParticleMap["snowshovel"]       = 32;
+		ParticleMap["slime"]            = 33;
+		ParticleMap["heart"]            = 34;
+		ParticleMap["barrier"]          = 35;
+		ParticleMap["iconcrack"]        = 36;
+		ParticleMap["blockcrack"]       = 37;
+		ParticleMap["blockdust"]        = 38;
+		ParticleMap["droplet"]          = 39;
+		ParticleMap["take"]             = 40;
+		ParticleMap["mobappearance"]    = 41;
+	}
+
+	AString ParticleName = StrToLower(a_ParticleName);
+	if (ParticleMap.find(ParticleName) == ParticleMap.end())
+	{
+		LOGWARNING("Unknown particle: %s", a_ParticleName.c_str());
+		ASSERT(!"Unknown particle");
+		return 0;
+	}
+
+	return ParticleMap[ParticleName];
+}
+
+
+
+
+
+void cProtocol190::FixItemFramePositions(int a_ObjectData, double & a_PosX, double & a_PosZ, double & a_Yaw)
+{
+	switch (a_ObjectData)
+	{
+		case 0:
+		{
+			a_PosZ += 1;
+			a_Yaw = 0;
+			break;
+		}
+		case 1:
+		{
+			a_PosX -= 1;
+			a_Yaw = 90;
+			break;
+		}
+		case 2:
+		{
+			a_PosZ -= 1;
+			a_Yaw = 180;
+			break;
+		}
+		case 3:
+		{
+			a_PosX += 1;
+			a_Yaw = 270;
+			break;
+		}
+	}
+}
+
+
+
+
+
+void cProtocol190::AddReceivedData(const char * a_Data, size_t a_Size)
+{
+	// Write the incoming data into the comm log file:
+	if (g_ShouldLogCommIn && m_CommLogFile.IsOpen())
+	{
+		if (m_ReceivedData.GetReadableSpace() > 0)
+		{
+			AString AllData;
+			size_t OldReadableSpace = m_ReceivedData.GetReadableSpace();
+			m_ReceivedData.ReadAll(AllData);
+			m_ReceivedData.ResetRead();
+			m_ReceivedData.SkipRead(m_ReceivedData.GetReadableSpace() - OldReadableSpace);
+			ASSERT(m_ReceivedData.GetReadableSpace() == OldReadableSpace);
+			AString Hex;
+			CreateHexDump(Hex, AllData.data(), AllData.size(), 16);
+			m_CommLogFile.Printf("Incoming data, " SIZE_T_FMT " (0x" SIZE_T_FMT_HEX ") unparsed bytes already present in buffer:\n%s\n",
+				AllData.size(), AllData.size(), Hex.c_str()
+			);
+		}
+		AString Hex;
+		CreateHexDump(Hex, a_Data, a_Size, 16);
+		m_CommLogFile.Printf("Incoming data: %u (0x%x) bytes: \n%s\n",
+			static_cast<unsigned>(a_Size), static_cast<unsigned>(a_Size), Hex.c_str()
+		);
+		m_CommLogFile.Flush();
+	}
+
+	if (!m_ReceivedData.Write(a_Data, a_Size))
+	{
+		// Too much data in the incoming queue, report to caller:
+		m_Client->PacketBufferFull();
+		return;
+	}
+
+	// Handle all complete packets:
+	for (;;)
+	{
+		UInt32 PacketLen;
+		if (!m_ReceivedData.ReadVarInt(PacketLen))
+		{
+			// Not enough data
+			m_ReceivedData.ResetRead();
+			break;
+		}
+		if (!m_ReceivedData.CanReadBytes(PacketLen))
+		{
+			// The full packet hasn't been received yet
+			m_ReceivedData.ResetRead();
+			break;
+		}
+
+		// Check packet for compression:
+		UInt32 UncompressedSize = 0;
+		AString UncompressedData;
+		if (m_State == 3)
+		{
+			UInt32 NumBytesRead = static_cast<UInt32>(m_ReceivedData.GetReadableSpace());
+
+			if (!m_ReceivedData.ReadVarInt(UncompressedSize))
+			{
+				m_Client->Kick("Compression packet incomplete");
+				return;
+			}
+
+			NumBytesRead -= static_cast<UInt32>(m_ReceivedData.GetReadableSpace());  // How many bytes has the UncompressedSize taken up?
+			ASSERT(PacketLen > NumBytesRead);
+			PacketLen -= NumBytesRead;
+
+			if (UncompressedSize > 0)
+			{
+				// Decompress the data:
+				AString CompressedData;
+				VERIFY(m_ReceivedData.ReadString(CompressedData, PacketLen));
+				if (InflateString(CompressedData.data(), PacketLen, UncompressedData) != Z_OK)
+				{
+					m_Client->Kick("Compression failure");
+					return;
+				}
+				PacketLen = static_cast<UInt32>(UncompressedData.size());
+				if (PacketLen != UncompressedSize)
+				{
+					m_Client->Kick("Wrong uncompressed packet size given");
+					return;
+				}
+			}
+		}
+
+		// Move the packet payload to a separate cByteBuffer, bb:
+		cByteBuffer bb(PacketLen + 1);
+		if (UncompressedSize == 0)
+		{
+			// No compression was used, move directly
+			VERIFY(m_ReceivedData.ReadToByteBuffer(bb, static_cast<size_t>(PacketLen)));
+		}
+		else
+		{
+			// Compression was used, move the uncompressed data:
+			VERIFY(bb.Write(UncompressedData.data(), UncompressedData.size()));
+		}
+		m_ReceivedData.CommitRead();
+
+		UInt32 PacketType;
+		if (!bb.ReadVarInt(PacketType))
+		{
+			// Not enough data
+			break;
+		}
+
+		// Write one NUL extra, so that we can detect over-reads
+		bb.Write("\0", 1);
+
+		// Log the packet info into the comm log file:
+		if (g_ShouldLogCommIn && m_CommLogFile.IsOpen())
+		{
+			AString PacketData;
+			bb.ReadAll(PacketData);
+			bb.ResetRead();
+			bb.ReadVarInt(PacketType);  // We have already read the packet type once, it will be there again
+			ASSERT(PacketData.size() > 0);  // We have written an extra NUL, so there had to be at least one byte read
+			PacketData.resize(PacketData.size() - 1);
+			AString PacketDataHex;
+			CreateHexDump(PacketDataHex, PacketData.data(), PacketData.size(), 16);
+			m_CommLogFile.Printf("Next incoming packet is type %u (0x%x), length %u (0x%x) at state %d. Payload:\n%s\n",
+				PacketType, PacketType, PacketLen, PacketLen, m_State, PacketDataHex.c_str()
+			);
+		}
+
+		if (!HandlePacket(bb, PacketType))
+		{
+			// Unknown packet, already been reported, but without the length. Log the length here:
+			LOGWARNING("Protocol 1.9: Unhandled packet: type 0x%x, state %d, length %u", PacketType, m_State, PacketLen);
+
+			#ifdef _DEBUG
+				// Dump the packet contents into the log:
+				bb.ResetRead();
+				AString Packet;
+				bb.ReadAll(Packet);
+				Packet.resize(Packet.size() - 1);  // Drop the final NUL pushed there for over-read detection
+				AString Out;
+				CreateHexDump(Out, Packet.data(), Packet.size(), 24);
+				LOGD("Packet contents:\n%s", Out.c_str());
+			#endif  // _DEBUG
+
+			// Put a message in the comm log:
+			if (g_ShouldLogCommIn && m_CommLogFile.IsOpen())
+			{
+				m_CommLogFile.Printf("^^^^^^ Unhandled packet ^^^^^^\n\n\n");
+			}
+
+			return;
+		}
+
+		// The packet should have 1 byte left in the buffer - the NUL we had added
+		if (bb.GetReadableSpace() != 1)
+		{
+			// Read more or less than packet length, report as error
+			LOGWARNING("Protocol 1.9: Wrong number of bytes read for packet 0x%x, state %d. Read " SIZE_T_FMT " bytes, packet contained %u bytes",
+				PacketType, m_State, bb.GetUsedSpace() - bb.GetReadableSpace(), PacketLen
+			);
+
+			// Put a message in the comm log:
+			if (g_ShouldLogCommIn && m_CommLogFile.IsOpen())
+			{
+				m_CommLogFile.Printf("^^^^^^ Wrong number of bytes read for this packet (exp %d left, got " SIZE_T_FMT " left) ^^^^^^\n\n\n",
+					1, bb.GetReadableSpace()
+				);
+				m_CommLogFile.Flush();
+			}
+
+			ASSERT(!"Read wrong number of bytes!");
+			m_Client->PacketError(PacketType);
+		}
+	}  // for (ever)
+
+	// Log any leftover bytes into the logfile:
+	if (g_ShouldLogCommIn && (m_ReceivedData.GetReadableSpace() > 0) && m_CommLogFile.IsOpen())
+	{
+		AString AllData;
+		size_t OldReadableSpace = m_ReceivedData.GetReadableSpace();
+		m_ReceivedData.ReadAll(AllData);
+		m_ReceivedData.ResetRead();
+		m_ReceivedData.SkipRead(m_ReceivedData.GetReadableSpace() - OldReadableSpace);
+		ASSERT(m_ReceivedData.GetReadableSpace() == OldReadableSpace);
+		AString Hex;
+		CreateHexDump(Hex, AllData.data(), AllData.size(), 16);
+		m_CommLogFile.Printf("Protocol 1.9: There are " SIZE_T_FMT " (0x" SIZE_T_FMT_HEX ") bytes of non-parse-able data left in the buffer:\n%s",
+			m_ReceivedData.GetReadableSpace(), m_ReceivedData.GetReadableSpace(), Hex.c_str()
+		);
+		m_CommLogFile.Flush();
+	}
+}
+
+
+
+
+bool cProtocol190::HandlePacket(cByteBuffer & a_ByteBuffer, UInt32 a_PacketType)
+{
+	switch (m_State)
+	{
+		case 1:
+		{
+			// Status
+			switch (a_PacketType)
+			{
+				case 0x00: HandlePacketStatusRequest(a_ByteBuffer); return true;
+				case 0x01: HandlePacketStatusPing   (a_ByteBuffer); return true;
+			}
+			break;
+		}
+
+		case 2:
+		{
+			// Login
+			switch (a_PacketType)
+			{
+				case 0x00: HandlePacketLoginStart             (a_ByteBuffer); return true;
+				case 0x01: HandlePacketLoginEncryptionResponse(a_ByteBuffer); return true;
+			}
+			break;
+		}
+
+		case 3:
+		{
+			// Game
+			switch (a_PacketType)
+			{
+				case 0x00: HandleConfirmTeleport              (a_ByteBuffer); return true;
+				case 0x01: HandlePacketTabComplete            (a_ByteBuffer); return true;
+				case 0x02: HandlePacketChatMessage            (a_ByteBuffer); return true;
+				case 0x03: HandlePacketClientStatus           (a_ByteBuffer); return true;
+				case 0x04: HandlePacketClientSettings         (a_ByteBuffer); return true;
+				case 0x05: break;  // Confirm transaction - not used in MCS
+				case 0x06: HandlePacketEnchantItem            (a_ByteBuffer); return true;
+				case 0x07: HandlePacketWindowClick            (a_ByteBuffer); return true;
+				case 0x08: HandlePacketWindowClose            (a_ByteBuffer); return true;
+				case 0x09: HandlePacketPluginMessage          (a_ByteBuffer); return true;
+				case 0x0a: HandlePacketUseEntity              (a_ByteBuffer); return true;
+				case 0x0b: HandlePacketKeepAlive              (a_ByteBuffer); return true;
+				case 0x0c: HandlePacketPlayerPos              (a_ByteBuffer); return true;
+				case 0x0d: HandlePacketPlayerPosLook          (a_ByteBuffer); return true;
+				case 0x0e: HandlePacketPlayerLook             (a_ByteBuffer); return true;
+				case 0x0f: HandlePacketPlayer                 (a_ByteBuffer); return true;
+				case 0x10: break;  // Vehicle move - not yet implemented
+				case 0x11: break;  // Steer boat - not yet implemented
+				case 0x12: HandlePacketPlayerAbilities        (a_ByteBuffer); return true;
+				case 0x13: HandlePacketBlockDig               (a_ByteBuffer); return true;
+				case 0x14: HandlePacketEntityAction           (a_ByteBuffer); return true;
+				case 0x15: HandlePacketSteerVehicle           (a_ByteBuffer); return true;
+				case 0x16: break;  // Resource pack status - not yet implemented
+				case 0x17: HandlePacketSlotSelect             (a_ByteBuffer); return true;
+				case 0x18: HandlePacketCreativeInventoryAction(a_ByteBuffer); return true;
+				case 0x19: HandlePacketUpdateSign             (a_ByteBuffer); return true;
+				case 0x1a: HandlePacketAnimation              (a_ByteBuffer); return true;
+				case 0x1b: break;  // Spectate?
+				case 0x1c: HandlePacketBlockPlace             (a_ByteBuffer); return true;
+				case 0x1d: HandlePacketUseItem                (a_ByteBuffer); return true;
+			}
+			break;
+		}
+		default:
+		{
+			// Received a packet in an unknown state, report:
+			LOGWARNING("Received a packet in an unknown protocol state %d. Ignoring further packets.", m_State);
+
+			// Cannot kick the client - we don't know this state and thus the packet number for the kick packet
+
+			// Switch to a state when all further packets are silently ignored:
+			m_State = 255;
+			return false;
+		}
+		case 255:
+		{
+			// This is the state used for "not processing packets anymore" when we receive a bad packet from a client.
+			// Do not output anything (the caller will do that for us), just return failure
+			return false;
+		}
+	}  // switch (m_State)
+
+	// Unknown packet type, report to the ClientHandle:
+	m_Client->PacketUnknown(a_PacketType);
+	return false;
+}
+
+
+
+
+
+void cProtocol190::HandlePacketStatusPing(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadBEInt64, Int64, Timestamp);
+
+	cPacketizer Pkt(*this, 0x01);  // Ping packet
+	Pkt.WriteBEInt64(Timestamp);
+}
+
+
+
+
+
+void cProtocol190::HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer)
+{
+	cServer * Server = cRoot::Get()->GetServer();
+	AString ServerDescription = Server->GetDescription();
+	int NumPlayers = Server->GetNumPlayers();
+	int MaxPlayers = Server->GetMaxPlayers();
+	AString Favicon = Server->GetFaviconData();
+	cRoot::Get()->GetPluginManager()->CallHookServerPing(*m_Client, ServerDescription, NumPlayers, MaxPlayers, Favicon);
+
+	// Version:
+	Json::Value Version;
+	Version["name"] = "Cuberite 1.9";
+	Version["protocol"] = 107;
+
+	// Players:
+	Json::Value Players;
+	Players["online"] = NumPlayers;
+	Players["max"] = MaxPlayers;
+	// TODO: Add "sample"
+
+	// Description:
+	Json::Value Description;
+	Description["text"] = ServerDescription.c_str();
+
+	// Create the response:
+	Json::Value ResponseValue;
+	ResponseValue["version"] = Version;
+	ResponseValue["players"] = Players;
+	ResponseValue["description"] = Description;
+	if (!Favicon.empty())
+	{
+		ResponseValue["favicon"] = Printf("data:image/png;base64,%s", Favicon.c_str());
+	}
+
+	Json::StyledWriter Writer;
+	AString Response = Writer.write(ResponseValue);
+
+	cPacketizer Pkt(*this, 0x00);  // Response packet
+	Pkt.WriteString(Response);
+}
+
+
+
+
+
+void cProtocol190::HandlePacketLoginEncryptionResponse(cByteBuffer & a_ByteBuffer)
+{
+	UInt32 EncKeyLength, EncNonceLength;
+	if (!a_ByteBuffer.ReadVarInt(EncKeyLength))
+	{
+		return;
+	}
+	AString EncKey;
+	if (!a_ByteBuffer.ReadString(EncKey, EncKeyLength))
+	{
+		return;
+	}
+	if (!a_ByteBuffer.ReadVarInt(EncNonceLength))
+	{
+		return;
+	}
+	AString EncNonce;
+	if (!a_ByteBuffer.ReadString(EncNonce, EncNonceLength))
+	{
+		return;
+	}
+	if ((EncKeyLength > MAX_ENC_LEN) || (EncNonceLength > MAX_ENC_LEN))
+	{
+		LOGD("Too long encryption");
+		m_Client->Kick("Hacked client");
+		return;
+	}
+
+	// Decrypt EncNonce using privkey
+	cRsaPrivateKey & rsaDecryptor = cRoot::Get()->GetServer()->GetPrivateKey();
+	UInt32 DecryptedNonce[MAX_ENC_LEN / sizeof(Int32)];
+	int res = rsaDecryptor.Decrypt(reinterpret_cast<const Byte *>(EncNonce.data()), EncNonce.size(), reinterpret_cast<Byte *>(DecryptedNonce), sizeof(DecryptedNonce));
+	if (res != 4)
+	{
+		LOGD("Bad nonce length: got %d, exp %d", res, 4);
+		m_Client->Kick("Hacked client");
+		return;
+	}
+	if (ntohl(DecryptedNonce[0]) != static_cast<unsigned>(reinterpret_cast<uintptr_t>(this)))
+	{
+		LOGD("Bad nonce value");
+		m_Client->Kick("Hacked client");
+		return;
+	}
+
+	// Decrypt the symmetric encryption key using privkey:
+	Byte DecryptedKey[MAX_ENC_LEN];
+	res = rsaDecryptor.Decrypt(reinterpret_cast<const Byte *>(EncKey.data()), EncKey.size(), DecryptedKey, sizeof(DecryptedKey));
+	if (res != 16)
+	{
+		LOGD("Bad key length");
+		m_Client->Kick("Hacked client");
+		return;
+	}
+
+	StartEncryption(DecryptedKey);
+	m_Client->HandleLogin(4, m_Client->GetUsername());
+}
+
+
+
+
+
+void cProtocol190::HandlePacketLoginStart(cByteBuffer & a_ByteBuffer)
+{
+	AString Username;
+	if (!a_ByteBuffer.ReadVarUTF8String(Username))
+	{
+		m_Client->Kick("Bad username");
+		return;
+	}
+
+	if (!m_Client->HandleHandshake(Username))
+	{
+		// The client is not welcome here, they have been sent a Kick packet already
+		return;
+	}
+
+	cServer * Server = cRoot::Get()->GetServer();
+	// If auth is required, then send the encryption request:
+	if (Server->ShouldAuthenticate())
+	{
+		cPacketizer Pkt(*this, 0x01);
+		Pkt.WriteString(Server->GetServerID());
+		const AString & PubKeyDer = Server->GetPublicKeyDER();
+		Pkt.WriteVarInt32(static_cast<UInt32>(PubKeyDer.size()));
+		Pkt.WriteBuf(PubKeyDer.data(), PubKeyDer.size());
+		Pkt.WriteVarInt32(4);
+		Pkt.WriteBEInt32(static_cast<int>(reinterpret_cast<intptr_t>(this)));  // Using 'this' as the cryptographic nonce, so that we don't have to generate one each time :)
+		m_Client->SetUsername(Username);
+		return;
+	}
+
+	m_Client->HandleLogin(4, Username);
+}
+
+
+
+
+
+void cProtocol190::HandlePacketAnimation(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadVarInt, Int32, Hand);
+
+	m_Client->HandleAnimation(0);  // Packet exists solely for arm-swing notification
+}
+
+
+
+
+
+void cProtocol190::HandlePacketBlockDig(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadBEUInt8, UInt8, Status);
+
+	int BlockX, BlockY, BlockZ;
+	if (!a_ByteBuffer.ReadPosition64(BlockX, BlockY, BlockZ))
+	{
+		return;
+	}
+
+	HANDLE_READ(a_ByteBuffer, ReadVarInt, Int32, Face);
+	m_Client->HandleLeftClick(BlockX, BlockY, BlockZ, FaceIntToBlockFace(Face), Status);
+}
+
+
+
+
+
+void cProtocol190::HandlePacketBlockPlace(cByteBuffer & a_ByteBuffer)
+{
+	int BlockX, BlockY, BlockZ;
+	if (!a_ByteBuffer.ReadPosition64(BlockX, BlockY, BlockZ))
+	{
+		return;
+	}
+
+	HANDLE_READ(a_ByteBuffer, ReadVarInt, Int32, Face);
+	HANDLE_READ(a_ByteBuffer, ReadVarInt, Int32, Hand);
+	HANDLE_READ(a_ByteBuffer, ReadBEUInt8, UInt8, CursorX);
+	HANDLE_READ(a_ByteBuffer, ReadBEUInt8, UInt8, CursorY);
+	HANDLE_READ(a_ByteBuffer, ReadBEUInt8, UInt8, CursorZ);
+	m_Client->HandleRightClick(BlockX, BlockY, BlockZ, FaceIntToBlockFace(Face), CursorX, CursorY, CursorZ, m_Client->GetPlayer()->GetEquippedItem());
+}
+
+
+
+
+
+void cProtocol190::HandlePacketChatMessage(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Message);
+	m_Client->HandleChat(Message);
+}
+
+
+
+
+
+void cProtocol190::HandlePacketClientSettings(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Locale);
+	HANDLE_READ(a_ByteBuffer, ReadBEUInt8,       UInt8,   ViewDistance);
+	HANDLE_READ(a_ByteBuffer, ReadBEUInt8,       UInt8,   ChatFlags);
+	HANDLE_READ(a_ByteBuffer, ReadBool,          bool,    ChatColors);
+	HANDLE_READ(a_ByteBuffer, ReadBEUInt8,       UInt8,   SkinFlags);
+	HANDLE_READ(a_ByteBuffer, ReadVarInt,        UInt32,   MainHand);
+
+	m_Client->SetLocale(Locale);
+	m_Client->SetViewDistance(ViewDistance);
+	// TODO: Handle other values
+}
+
+
+
+
+
+void cProtocol190::HandlePacketClientStatus(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadBEUInt8, UInt8, ActionID);
+	switch (ActionID)
+	{
+		case 0:
+		{
+			// Respawn
+			m_Client->HandleRespawn();
+			break;
+		}
+		case 1:
+		{
+			// Request stats
+			const cStatManager & Manager = m_Client->GetPlayer()->GetStatManager();
+			SendStatistics(Manager);
+
+			break;
+		}
+		case 2:
+		{
+			// Open Inventory achievement
+			m_Client->GetPlayer()->AwardAchievement(achOpenInv);
+			break;
+		}
+	}
+}
+
+
+
+
+
+void cProtocol190::HandleConfirmTeleport(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadVarInt32, UInt32, TeleportID);
+	// We don't actually validate that this packet is sent or anything yet, but it still needs to be read.
+}
+
+
+
+
+
+void cProtocol190::HandlePacketCreativeInventoryAction(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadBEInt16, Int16, SlotNum);
+	cItem Item;
+	if (!ReadItem(a_ByteBuffer, Item))
+	{
+		return;
+	}
+	m_Client->HandleCreativeInventory(SlotNum, Item, (SlotNum == -1) ? caLeftClickOutside : caLeftClick);
+}
+
+
+
+
+
+void cProtocol190::HandlePacketEntityAction(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadVarInt,  UInt32, PlayerID);
+	HANDLE_READ(a_ByteBuffer, ReadBEUInt8, UInt8,  Action);
+	HANDLE_READ(a_ByteBuffer, ReadVarInt,  UInt32, JumpBoost);
+
+	switch (Action)
+	{
+		case 0: m_Client->HandleEntityCrouch(PlayerID, true);     break;  // Crouch
+		case 1: m_Client->HandleEntityCrouch(PlayerID, false);    break;  // Uncrouch
+		case 2: m_Client->HandleEntityLeaveBed(PlayerID);         break;  // Leave Bed
+		case 3: m_Client->HandleEntitySprinting(PlayerID, true);  break;  // Start sprinting
+		case 4: m_Client->HandleEntitySprinting(PlayerID, false); break;  // Stop sprinting
+	}
+}
+
+
+
+
+
+void cProtocol190::HandlePacketKeepAlive(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadVarInt, UInt32, KeepAliveID);
+	m_Client->HandleKeepAlive(KeepAliveID);
+}
+
+
+
+
+
+void cProtocol190::HandlePacketPlayer(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadBool, bool, IsOnGround);
+	// TODO: m_Client->HandlePlayerOnGround(IsOnGround);
+}
+
+
+
+
+
+void cProtocol190::HandlePacketPlayerAbilities(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadBEUInt8, UInt8, Flags);
+	HANDLE_READ(a_ByteBuffer, ReadBEFloat, float, FlyingSpeed);
+	HANDLE_READ(a_ByteBuffer, ReadBEFloat, float, WalkingSpeed);
+
+	// COnvert the bitfield into individual boolean flags:
+	bool IsFlying = false, CanFly = false;
+	if ((Flags & 2) != 0)
+	{
+		IsFlying = true;
+	}
+	if ((Flags & 4) != 0)
+	{
+		CanFly = true;
+	}
+
+	m_Client->HandlePlayerAbilities(CanFly, IsFlying, FlyingSpeed, WalkingSpeed);
+}
+
+
+
+
+
+void cProtocol190::HandlePacketPlayerLook(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadBEFloat, float, Yaw);
+	HANDLE_READ(a_ByteBuffer, ReadBEFloat, float, Pitch);
+	HANDLE_READ(a_ByteBuffer, ReadBool,    bool,  IsOnGround);
+	m_Client->HandlePlayerLook(Yaw, Pitch, IsOnGround);
+}
+
+
+
+
+
+void cProtocol190::HandlePacketPlayerPos(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadBEDouble, double, PosX);
+	HANDLE_READ(a_ByteBuffer, ReadBEDouble, double, PosY);
+	HANDLE_READ(a_ByteBuffer, ReadBEDouble, double, PosZ);
+	HANDLE_READ(a_ByteBuffer, ReadBool,     bool,   IsOnGround);
+	m_Client->HandlePlayerPos(PosX, PosY, PosZ, PosY + (m_Client->GetPlayer()->IsCrouched() ? 1.54 : 1.62), IsOnGround);
+}
+
+
+
+
+
+void cProtocol190::HandlePacketPlayerPosLook(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadBEDouble, double, PosX);
+	HANDLE_READ(a_ByteBuffer, ReadBEDouble, double, PosY);
+	HANDLE_READ(a_ByteBuffer, ReadBEDouble, double, PosZ);
+	HANDLE_READ(a_ByteBuffer, ReadBEFloat,  float,  Yaw);
+	HANDLE_READ(a_ByteBuffer, ReadBEFloat,  float,  Pitch);
+	HANDLE_READ(a_ByteBuffer, ReadBool,     bool,   IsOnGround);
+	m_Client->HandlePlayerMoveLook(PosX, PosY, PosZ, PosY + 1.62, Yaw, Pitch, IsOnGround);
+}
+
+
+
+
+
+void cProtocol190::HandlePacketPluginMessage(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Channel);
+
+	// If the plugin channel is recognized vanilla, handle it directly:
+	if (Channel.substr(0, 3) == "MC|")
+	{
+		HandleVanillaPluginMessage(a_ByteBuffer, Channel);
+
+		// Skip any unread data (vanilla sometimes sends garbage at the end of a packet; #1692):
+		if (a_ByteBuffer.GetReadableSpace() > 1)
+		{
+			LOGD("Protocol 1.8: Skipping garbage data at the end of a vanilla PluginMessage packet, %u bytes",
+				static_cast<unsigned>(a_ByteBuffer.GetReadableSpace() - 1)
+			);
+			a_ByteBuffer.SkipRead(a_ByteBuffer.GetReadableSpace() - 1);
+		}
+
+		return;
+	}
+
+	// Read the plugin message and relay to clienthandle:
+	AString Data;
+	VERIFY(a_ByteBuffer.ReadString(Data, a_ByteBuffer.GetReadableSpace() - 1));  // Always succeeds
+	m_Client->HandlePluginMessage(Channel, Data);
+}
+
+
+
+
+
+void cProtocol190::HandlePacketSlotSelect(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadBEInt16, Int16, SlotNum);
+	m_Client->HandleSlotSelected(SlotNum);
+}
+
+
+
+
+
+void cProtocol190::HandlePacketSteerVehicle(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadBEFloat, float, Sideways);
+	HANDLE_READ(a_ByteBuffer, ReadBEFloat, float, Forward);
+	HANDLE_READ(a_ByteBuffer, ReadBEUInt8, UInt8, Flags);
+
+	if ((Flags & 0x2) != 0)
+	{
+		m_Client->HandleUnmount();
+	}
+	else if ((Flags & 0x1) != 0)
+	{
+		// jump
+	}
+	else
+	{
+		m_Client->HandleSteerVehicle(Forward, Sideways);
+	}
+}
+
+
+
+
+
+void cProtocol190::HandlePacketTabComplete(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Text);
+	HANDLE_READ(a_ByteBuffer, ReadBool,          bool,    AssumeCommand);
+	HANDLE_READ(a_ByteBuffer, ReadBool,          bool,    HasPosition);
+
+	if (HasPosition)
+	{
+		HANDLE_READ(a_ByteBuffer, ReadBEInt64, Int64, Position);
+	}
+
+	m_Client->HandleTabCompletion(Text);
+}
+
+
+
+
+
+void cProtocol190::HandlePacketUpdateSign(cByteBuffer & a_ByteBuffer)
+{
+	int BlockX, BlockY, BlockZ;
+	if (!a_ByteBuffer.ReadPosition64(BlockX, BlockY, BlockZ))
+	{
+		return;
+	}
+
+	AString Lines[4];
+	for (int i = 0; i < 4; i++)
+	{
+		HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Line);
+		Lines[i] = Line;
+	}
+
+	m_Client->HandleUpdateSign(BlockX, BlockY, BlockZ, Lines[0], Lines[1], Lines[2], Lines[3]);
+}
+
+
+
+
+
+void cProtocol190::HandlePacketUseEntity(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadVarInt, UInt32, EntityID);
+	HANDLE_READ(a_ByteBuffer, ReadVarInt, UInt32, Type);
+
+	switch (Type)
+	{
+		case 0:
+		{
+			HANDLE_READ(a_ByteBuffer, ReadVarInt, UInt32, Hand)
+			m_Client->HandleUseEntity(EntityID, false);
+			break;
+		}
+		case 1:
+		{
+			m_Client->HandleUseEntity(EntityID, true);
+			break;
+		}
+		case 2:
+		{
+			HANDLE_READ(a_ByteBuffer, ReadBEFloat, float, TargetX);
+			HANDLE_READ(a_ByteBuffer, ReadBEFloat, float, TargetY);
+			HANDLE_READ(a_ByteBuffer, ReadBEFloat, float, TargetZ);
+			HANDLE_READ(a_ByteBuffer, ReadVarInt, UInt32, Hand);
+
+			// TODO: Do anything
+			break;
+		}
+		default:
+		{
+			ASSERT(!"Unhandled use entity type!");
+			return;
+		}
+	}
+}
+
+
+
+
+
+void cProtocol190::HandlePacketUseItem(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadVarInt, UInt64, Hand);
+
+	// Didn't click a block - emulate old values used with place block of -1, -1, -1 (and BLOCK_FACE_NONE).
+	m_Client->HandleRightClick(-1, 255, -1, BLOCK_FACE_NONE, 0, 0, 0, m_Client->GetPlayer()->GetEquippedItem());
+}
+
+
+
+
+
+void cProtocol190::HandlePacketEnchantItem(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadBEUInt8, UInt8, WindowID);
+	HANDLE_READ(a_ByteBuffer, ReadBEUInt8, UInt8, Enchantment);
+
+	m_Client->HandleEnchantItem(WindowID, Enchantment);
+}
+
+
+
+
+
+void cProtocol190::HandlePacketWindowClick(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadBEUInt8,  UInt8,  WindowID);
+	HANDLE_READ(a_ByteBuffer, ReadBEInt16,  Int16,  SlotNum);
+	HANDLE_READ(a_ByteBuffer, ReadBEUInt8,  UInt8,  Button);
+	HANDLE_READ(a_ByteBuffer, ReadBEUInt16, UInt16, TransactionID);
+	HANDLE_READ(a_ByteBuffer, ReadVarInt32,  UInt32,  Mode);
+	cItem Item;
+	ReadItem(a_ByteBuffer, Item);
+
+	// Convert Button, Mode, SlotNum and HeldItem into eClickAction:
+	eClickAction Action;
+	switch ((Mode << 8) | Button)
+	{
+		case 0x0000: Action = (SlotNum != SLOT_NUM_OUTSIDE) ? caLeftClick  : caLeftClickOutside;  break;
+		case 0x0001: Action = (SlotNum != SLOT_NUM_OUTSIDE) ? caRightClick : caRightClickOutside; break;
+		case 0x0100: Action = caShiftLeftClick;  break;
+		case 0x0101: Action = caShiftRightClick; break;
+		case 0x0200: Action = caNumber1;         break;
+		case 0x0201: Action = caNumber2;         break;
+		case 0x0202: Action = caNumber3;         break;
+		case 0x0203: Action = caNumber4;         break;
+		case 0x0204: Action = caNumber5;         break;
+		case 0x0205: Action = caNumber6;         break;
+		case 0x0206: Action = caNumber7;         break;
+		case 0x0207: Action = caNumber8;         break;
+		case 0x0208: Action = caNumber9;         break;
+		case 0x0302: Action = caMiddleClick;     break;
+		case 0x0400: Action = (SlotNum == SLOT_NUM_OUTSIDE) ? caLeftClickOutsideHoldNothing  : caDropKey;     break;
+		case 0x0401: Action = (SlotNum == SLOT_NUM_OUTSIDE) ? caRightClickOutsideHoldNothing : caCtrlDropKey; break;
+		case 0x0500: Action = (SlotNum == SLOT_NUM_OUTSIDE) ? caLeftPaintBegin               : caUnknown;     break;
+		case 0x0501: Action = (SlotNum != SLOT_NUM_OUTSIDE) ? caLeftPaintProgress            : caUnknown;     break;
+		case 0x0502: Action = (SlotNum == SLOT_NUM_OUTSIDE) ? caLeftPaintEnd                 : caUnknown;     break;
+		case 0x0504: Action = (SlotNum == SLOT_NUM_OUTSIDE) ? caRightPaintBegin              : caUnknown;     break;
+		case 0x0505: Action = (SlotNum != SLOT_NUM_OUTSIDE) ? caRightPaintProgress           : caUnknown;     break;
+		case 0x0506: Action = (SlotNum == SLOT_NUM_OUTSIDE) ? caRightPaintEnd                : caUnknown;     break;
+		case 0x0600: Action = caDblClick; break;
+		default:
+		{
+			LOGWARNING("Unhandled window click mode / button combination: %d (0x%x)", (Mode << 8) | Button, (Mode << 8) | Button);
+			Action = caUnknown;
+			break;
+		}
+	}
+
+	m_Client->HandleWindowClick(WindowID, SlotNum, Action, Item);
+}
+
+
+
+
+
+void cProtocol190::HandlePacketWindowClose(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadBEUInt8, UInt8, WindowID);
+	m_Client->HandleWindowClose(WindowID);
+}
+
+
+
+
+
+void cProtocol190::HandleVanillaPluginMessage(cByteBuffer & a_ByteBuffer, const AString & a_Channel)
+{
+	if (a_Channel == "MC|AdvCdm")
+	{
+		HANDLE_READ(a_ByteBuffer, ReadBEUInt8, UInt8, Mode)
+		switch (Mode)
+		{
+			case 0x00:
+			{
+				HANDLE_READ(a_ByteBuffer, ReadBEInt32, Int32, BlockX);
+				HANDLE_READ(a_ByteBuffer, ReadBEInt32, Int32, BlockY);
+				HANDLE_READ(a_ByteBuffer, ReadBEInt32, Int32, BlockZ);
+				HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Command);
+				m_Client->HandleCommandBlockBlockChange(BlockX, BlockY, BlockZ, Command);
+				break;
+			}
+
+			default:
+			{
+				m_Client->SendChat(Printf("Failure setting command block command; unhandled mode %u (0x%02x)", Mode, Mode), mtFailure);
+				LOG("Unhandled MC|AdvCdm packet mode.");
+				return;
+			}
+		}  // switch (Mode)
+		return;
+	}
+	else if (a_Channel == "MC|Brand")
+	{
+		HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Brand);
+		m_Client->SetClientBrand(Brand);
+		// Send back our brand, including the length:
+		SendPluginMessage("MC|Brand", "\x08Cuberite");
+		return;
+	}
+	else if (a_Channel == "MC|Beacon")
+	{
+		HANDLE_READ(a_ByteBuffer, ReadBEInt32, Int32, Effect1);
+		HANDLE_READ(a_ByteBuffer, ReadBEInt32, Int32, Effect2);
+		m_Client->HandleBeaconSelection(Effect1, Effect2);
+		return;
+	}
+	else if (a_Channel == "MC|ItemName")
+	{
+		HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, ItemName);
+		m_Client->HandleAnvilItemName(ItemName);
+		return;
+	}
+	else if (a_Channel == "MC|TrSel")
+	{
+		HANDLE_READ(a_ByteBuffer, ReadBEInt32, Int32, SlotNum);
+		m_Client->HandleNPCTrade(SlotNum);
+		return;
+	}
+	LOG("Unhandled vanilla plugin channel: \"%s\".", a_Channel.c_str());
+
+	// Read the payload and send it through to the clienthandle:
+	AString Message;
+	VERIFY(a_ByteBuffer.ReadString(Message, a_ByteBuffer.GetReadableSpace() - 1));
+	m_Client->HandlePluginMessage(a_Channel, Message);
+}
+
+
+
+
+
+void cProtocol190::SendData(const char * a_Data, size_t a_Size)
+{
+	if (m_IsEncrypted)
+	{
+		Byte Encrypted[8192];  // Larger buffer, we may be sending lots of data (chunks)
+		while (a_Size > 0)
+		{
+			size_t NumBytes = (a_Size > sizeof(Encrypted)) ? sizeof(Encrypted) : a_Size;
+			m_Encryptor.ProcessData(Encrypted, reinterpret_cast<Byte *>(const_cast<char*>(a_Data)), NumBytes);
+			m_Client->SendData(reinterpret_cast<const char *>(Encrypted), NumBytes);
+			a_Size -= NumBytes;
+			a_Data += NumBytes;
+		}
+	}
+	else
+	{
+		m_Client->SendData(a_Data, a_Size);
+	}
+}
+
+
+
+
+
+bool cProtocol190::ReadItem(cByteBuffer & a_ByteBuffer, cItem & a_Item, size_t a_KeepRemainingBytes)
+{
+	HANDLE_PACKET_READ(a_ByteBuffer, ReadBEInt16, Int16, ItemType);
+	if (ItemType == -1)
+	{
+		// The item is empty, no more data follows
+		a_Item.Empty();
+		return true;
+	}
+	a_Item.m_ItemType = ItemType;
+
+	HANDLE_PACKET_READ(a_ByteBuffer, ReadBEInt8,  Int8,  ItemCount);
+	HANDLE_PACKET_READ(a_ByteBuffer, ReadBEInt16, Int16, ItemDamage);
+	a_Item.m_ItemCount  = ItemCount;
+	a_Item.m_ItemDamage = ItemDamage;
+	if (ItemCount <= 0)
+	{
+		a_Item.Empty();
+	}
+
+	AString Metadata;
+	if (!a_ByteBuffer.ReadString(Metadata, a_ByteBuffer.GetReadableSpace() - a_KeepRemainingBytes - 1) || (Metadata.size() == 0) || (Metadata[0] == 0))
+	{
+		// No metadata
+		return true;
+	}
+
+	ParseItemMetadata(a_Item, Metadata);
+	return true;
+}
+
+
+
+
+
+void cProtocol190::ParseItemMetadata(cItem & a_Item, const AString & a_Metadata)
+{
+	// Parse into NBT:
+	cParsedNBT NBT(a_Metadata.data(), a_Metadata.size());
+	if (!NBT.IsValid())
+	{
+		AString HexDump;
+		CreateHexDump(HexDump, a_Metadata.data(), std::max<size_t>(a_Metadata.size(), 1024), 16);
+		LOGWARNING("Cannot parse NBT item metadata: (" SIZE_T_FMT " bytes)\n%s", a_Metadata.size(), HexDump.c_str());
+		return;
+	}
+
+	// Load enchantments and custom display names from the NBT data:
+	for (int tag = NBT.GetFirstChild(NBT.GetRoot()); tag >= 0; tag = NBT.GetNextSibling(tag))
+	{
+		AString TagName = NBT.GetName(tag);
+		switch (NBT.GetType(tag))
+		{
+			case TAG_List:
+			{
+				if ((TagName == "ench") || (TagName == "StoredEnchantments"))  // Enchantments tags
+				{
+					EnchantmentSerializer::ParseFromNBT(a_Item.m_Enchantments, NBT, tag);
+				}
+				break;
+			}
+			case TAG_Compound:
+			{
+				if (TagName == "display")  // Custom name and lore tag
+				{
+					for (int displaytag = NBT.GetFirstChild(tag); displaytag >= 0; displaytag = NBT.GetNextSibling(displaytag))
+					{
+						if ((NBT.GetType(displaytag) == TAG_String) && (NBT.GetName(displaytag) == "Name"))  // Custon name tag
+						{
+							a_Item.m_CustomName = NBT.GetString(displaytag);
+						}
+						else if ((NBT.GetType(displaytag) == TAG_List) && (NBT.GetName(displaytag) == "Lore"))  // Lore tag
+						{
+							AString Lore;
+
+							for (int loretag = NBT.GetFirstChild(displaytag); loretag >= 0; loretag = NBT.GetNextSibling(loretag))  // Loop through array of strings
+							{
+								AppendPrintf(Lore, "%s`", NBT.GetString(loretag).c_str());  // Append the lore with a grave accent / backtick, used internally by MCS to display a new line in the client; don't forget to c_str ;)
+							}
+
+							a_Item.m_Lore = Lore;
+						}
+						else if ((NBT.GetType(displaytag) == TAG_Int) && (NBT.GetName(displaytag) == "color"))
+						{
+							a_Item.m_ItemColor.m_Color = static_cast<unsigned int>(NBT.GetInt(displaytag));
+						}
+					}
+				}
+				else if ((TagName == "Fireworks") || (TagName == "Explosion"))
+				{
+					cFireworkItem::ParseFromNBT(a_Item.m_FireworkItem, NBT, tag, static_cast<ENUM_ITEM_ID>(a_Item.m_ItemType));
+				}
+				else if (TagName == "EntityTag")
+				{
+					for (int entitytag = NBT.GetFirstChild(tag); entitytag >= 0; entitytag = NBT.GetNextSibling(entitytag))
+					{
+						if ((NBT.GetType(entitytag) == TAG_String) && (NBT.GetName(entitytag) == "id"))
+						{
+							eMonsterType MonsterType = cMonster::StringToMobType(NBT.GetString(entitytag));
+							// No special method here to convert to the numeric damage value; just cast to the given ID
+							a_Item.m_ItemDamage = static_cast<short>(MonsterType);
+						}
+					}
+				}
+				break;
+			}
+			case TAG_Int:
+			{
+				if (TagName == "RepairCost")
+				{
+					a_Item.m_RepairCost = NBT.GetInt(tag);
+				}
+				break;
+			}
+			case TAG_String:
+			{
+				if (TagName == "Potion")
+				{
+					AString PotionEffect = NBT.GetString(tag);
+					if (PotionEffect.find("minecraft:") == AString::npos)
+					{
+						LOGD("Unknown or missing domain on potion effect name %s!", PotionEffect.c_str());
+						continue;
+					}
+
+					if (PotionEffect.find("water") != AString::npos)
+					{
+						a_Item.m_ItemDamage = 0;
+						// Water bottles shouldn't have other bits set on them; exit early.
+						continue;
+					}
+					if (PotionEffect.find("empty") != AString::npos)
+					{
+						a_Item.m_ItemDamage = 0;
+					}
+					else if (PotionEffect.find("mundane") != AString::npos)
+					{
+						a_Item.m_ItemDamage = 0;
+					}
+					else if (PotionEffect.find("thick") != AString::npos)
+					{
+						a_Item.m_ItemDamage = 20;
+					}
+					else if (PotionEffect.find("awkward") != AString::npos)
+					{
+						a_Item.m_ItemDamage = 10;
+					}
+					else if (PotionEffect.find("regeneration") != AString::npos)
+					{
+						a_Item.m_ItemDamage = 1;
+					}
+					else if (PotionEffect.find("swiftness") != AString::npos)
+					{
+						a_Item.m_ItemDamage = 2;
+					}
+					else if (PotionEffect.find("fire_resistance") != AString::npos)
+					{
+						a_Item.m_ItemDamage = 3;
+					}
+					else if (PotionEffect.find("poison") != AString::npos)
+					{
+						a_Item.m_ItemDamage = 4;
+					}
+					else if (PotionEffect.find("healing") != AString::npos)
+					{
+						a_Item.m_ItemDamage = 5;
+					}
+					else if (PotionEffect.find("night_vision") != AString::npos)
+					{
+						a_Item.m_ItemDamage = 6;
+					}
+					else if (PotionEffect.find("weakness") != AString::npos)
+					{
+						a_Item.m_ItemDamage = 8;
+					}
+					else if (PotionEffect.find("strength") != AString::npos)
+					{
+						a_Item.m_ItemDamage = 9;
+					}
+					else if (PotionEffect.find("slowness") != AString::npos)
+					{
+						a_Item.m_ItemDamage = 10;
+					}
+					else if (PotionEffect.find("leaping") != AString::npos)
+					{
+						a_Item.m_ItemDamage = 11;
+					}
+					else if (PotionEffect.find("harming") != AString::npos)
+					{
+						a_Item.m_ItemDamage = 12;
+					}
+					else if (PotionEffect.find("water_breathing") != AString::npos)
+					{
+						a_Item.m_ItemDamage = 13;
+					}
+					else if (PotionEffect.find("invisibility") != AString::npos)
+					{
+						a_Item.m_ItemDamage = 14;
+					}
+					else
+					{
+						// Note: luck potions are not handled and will reach this location
+						LOGD("Unknown potion type for effect name %s!", PotionEffect.c_str());
+						continue;
+					}
+
+					if (PotionEffect.find("strong") != AString::npos)
+					{
+						a_Item.m_ItemDamage |= 0x20;
+					}
+					if (PotionEffect.find("long") != AString::npos)
+					{
+						a_Item.m_ItemDamage |= 0x40;
+					}
+
+					// Ugly special case with the changed splash potion ID in 1.9
+					if ((a_Item.m_ItemType == 438) || (a_Item.m_ItemType == 441))
+					{
+						// Splash or lingering potions - change the ID to the normal one and mark as splash potions
+						a_Item.m_ItemType = E_ITEM_POTION;
+						a_Item.m_ItemDamage |= 0x4000;  // Is splash potion
+					}
+					else
+					{
+						a_Item.m_ItemDamage |= 0x2000;  // Is drinkable
+					}
+				}
+				break;
+			}
+			default: LOGD("Unimplemented NBT data when parsing!"); break;
+		}
+	}
+}
+
+
+
+
+
+void cProtocol190::StartEncryption(const Byte * a_Key)
+{
+	m_Encryptor.Init(a_Key, a_Key);
+	m_Decryptor.Init(a_Key, a_Key);
+	m_IsEncrypted = true;
+
+	// Prepare the m_AuthServerID:
+	cSha1Checksum Checksum;
+	cServer * Server = cRoot::Get()->GetServer();
+	const AString & ServerID = Server->GetServerID();
+	Checksum.Update(reinterpret_cast<const Byte *>(ServerID.c_str()), ServerID.length());
+	Checksum.Update(a_Key, 16);
+	Checksum.Update(reinterpret_cast<const Byte *>(Server->GetPublicKeyDER().data()), Server->GetPublicKeyDER().size());
+	Byte Digest[20];
+	Checksum.Finalize(Digest);
+	cSha1Checksum::DigestToJava(Digest, m_AuthServerID);
+}
+
+
+
+
+
+eBlockFace cProtocol190::FaceIntToBlockFace(UInt32 a_BlockFace)
+{
+	// Normalize the blockface values returned from the protocol
+	// Anything known gets mapped 1:1, everything else returns BLOCK_FACE_NONE
+	switch (a_BlockFace)
+	{
+		case BLOCK_FACE_XM: return BLOCK_FACE_XM;
+		case BLOCK_FACE_XP: return BLOCK_FACE_XP;
+		case BLOCK_FACE_YM: return BLOCK_FACE_YM;
+		case BLOCK_FACE_YP: return BLOCK_FACE_YP;
+		case BLOCK_FACE_ZM: return BLOCK_FACE_ZM;
+		case BLOCK_FACE_ZP: return BLOCK_FACE_ZP;
+		default: return BLOCK_FACE_NONE;
+	}
+}
+
+
+
+
+
+////////////////////////////////////////////////////////////////////////////////
+// cProtocol190::cPacketizer:
+
+void cProtocol190::SendPacket(cPacketizer & a_Pkt)
+{
+	UInt32 PacketLen = static_cast<UInt32>(m_OutPacketBuffer.GetUsedSpace());
+	AString PacketData, CompressedPacket;
+	m_OutPacketBuffer.ReadAll(PacketData);
+	m_OutPacketBuffer.CommitRead();
+
+	if ((m_State == 3) && (PacketLen >= 256))
+	{
+		// Compress the packet payload:
+		if (!cProtocol190::CompressPacket(PacketData, CompressedPacket))
+		{
+			return;
+		}
+	}
+	else if (m_State == 3)
+	{
+		// The packet is not compressed, indicate this in the packet header:
+		m_OutPacketLenBuffer.WriteVarInt32(PacketLen + 1);
+		m_OutPacketLenBuffer.WriteVarInt32(0);
+		AString LengthData;
+		m_OutPacketLenBuffer.ReadAll(LengthData);
+		SendData(LengthData.data(), LengthData.size());
+	}
+	else
+	{
+		// Compression doesn't apply to this state, send raw data:
+		m_OutPacketLenBuffer.WriteVarInt32(PacketLen);
+		AString LengthData;
+		m_OutPacketLenBuffer.ReadAll(LengthData);
+		SendData(LengthData.data(), LengthData.size());
+	}
+
+	// Send the packet's payload, either direct or compressed:
+	if (CompressedPacket.empty())
+	{
+		m_OutPacketLenBuffer.CommitRead();
+		SendData(PacketData.data(), PacketData.size());
+	}
+	else
+	{
+		SendData(CompressedPacket.data(), CompressedPacket.size());
+	}
+
+	// Log the comm into logfile:
+	if (g_ShouldLogCommOut && m_CommLogFile.IsOpen())
+	{
+		AString Hex;
+		ASSERT(PacketData.size() > 0);
+		CreateHexDump(Hex, PacketData.data(), PacketData.size(), 16);
+		m_CommLogFile.Printf("Outgoing packet: type %d (0x%x), length %u (0x%x), state %d. Payload (incl. type):\n%s\n",
+			a_Pkt.GetPacketType(), a_Pkt.GetPacketType(), PacketLen, PacketLen, m_State, Hex.c_str()
+		);
+	}
+}
+
+
+
+
+
+void cProtocol190::WriteItem(cPacketizer & a_Pkt, const cItem & a_Item)
+{
+	short ItemType = a_Item.m_ItemType;
+	ASSERT(ItemType >= -1);  // Check validity of packets in debug runtime
+	if (ItemType <= 0)
+	{
+		// Fix, to make sure no invalid values are sent.
+		ItemType = -1;
+	}
+
+	if (a_Item.IsEmpty())
+	{
+		a_Pkt.WriteBEInt16(-1);
+		return;
+	}
+
+	if ((ItemType == E_ITEM_POTION) && ((a_Item.m_ItemDamage & 0x4000) != 0))
+	{
+		// Ugly special case for splash potion ids which changed in 1.9; this can be removed when the new 1.9 ids are implemented
+		a_Pkt.WriteBEInt16(438);  // minecraft:splash_potion
+	}
+	else
+	{
+		// Normal item
+		a_Pkt.WriteBEInt16(ItemType);
+	}
+	a_Pkt.WriteBEInt8(a_Item.m_ItemCount);
+	if ((ItemType == E_ITEM_POTION) || (ItemType == E_ITEM_SPAWN_EGG))
+	{
+		// These items lost their metadata; if it is sent they don't render correctly.
+		a_Pkt.WriteBEInt16(0);
+	}
+	else
+	{
+		a_Pkt.WriteBEInt16(a_Item.m_ItemDamage);
+	}
+
+	if (a_Item.m_Enchantments.IsEmpty() && a_Item.IsBothNameAndLoreEmpty() && (ItemType != E_ITEM_FIREWORK_ROCKET) && (ItemType != E_ITEM_FIREWORK_STAR) && !a_Item.m_ItemColor.IsValid() && (ItemType != E_ITEM_POTION) && (ItemType != E_ITEM_SPAWN_EGG))
+	{
+		a_Pkt.WriteBEInt8(0);
+		return;
+	}
+
+
+	// Send the enchantments and custom names:
+	cFastNBTWriter Writer;
+	if (a_Item.m_RepairCost != 0)
+	{
+		Writer.AddInt("RepairCost", a_Item.m_RepairCost);
+	}
+	if (!a_Item.m_Enchantments.IsEmpty())
+	{
+		const char * TagName = (a_Item.m_ItemType == E_ITEM_BOOK) ? "StoredEnchantments" : "ench";
+		EnchantmentSerializer::WriteToNBTCompound(a_Item.m_Enchantments, Writer, TagName);
+	}
+	if (!a_Item.IsBothNameAndLoreEmpty() || a_Item.m_ItemColor.IsValid())
+	{
+		Writer.BeginCompound("display");
+		if (a_Item.m_ItemColor.IsValid())
+		{
+			Writer.AddInt("color", static_cast<Int32>(a_Item.m_ItemColor.m_Color));
+		}
+
+		if (!a_Item.IsCustomNameEmpty())
+		{
+			Writer.AddString("Name", a_Item.m_CustomName.c_str());
+		}
+		if (!a_Item.IsLoreEmpty())
+		{
+			Writer.BeginList("Lore", TAG_String);
+
+			AStringVector Decls = StringSplit(a_Item.m_Lore, "`");
+			for (AStringVector::const_iterator itr = Decls.begin(), end = Decls.end(); itr != end; ++itr)
+			{
+				if (itr->empty())
+				{
+					// The decl is empty (two `s), ignore
+					continue;
+				}
+				Writer.AddString("", itr->c_str());
+			}
+
+			Writer.EndList();
+		}
+		Writer.EndCompound();
+	}
+	if ((a_Item.m_ItemType == E_ITEM_FIREWORK_ROCKET) || (a_Item.m_ItemType == E_ITEM_FIREWORK_STAR))
+	{
+		cFireworkItem::WriteToNBTCompound(a_Item.m_FireworkItem, Writer, static_cast<ENUM_ITEM_ID>(a_Item.m_ItemType));
+	}
+	if (a_Item.m_ItemType == E_ITEM_POTION)
+	{
+		// 1.9 potions use a different format.  In the future (when only 1.9+ is supported) this should be its own class
+		AString PotionID = "empty";  // Fallback of "Uncraftable potion" for unhandled cases
+
+		cEntityEffect::eType Type = cEntityEffect::GetPotionEffectType(a_Item.m_ItemDamage);
+		if (Type != cEntityEffect::effNoEffect)
+		{
+			switch (Type)
+			{
+				case cEntityEffect::effRegeneration: PotionID = "regeneration"; break;
+				case cEntityEffect::effSpeed: PotionID = "swiftness"; break;
+				case cEntityEffect::effFireResistance: PotionID = "fire_resistance"; break;
+				case cEntityEffect::effPoison: PotionID = "poison"; break;
+				case cEntityEffect::effInstantHealth: PotionID = "healing"; break;
+				case cEntityEffect::effNightVision: PotionID = "night_vision"; break;
+				case cEntityEffect::effWeakness: PotionID = "weakness"; break;
+				case cEntityEffect::effStrength: PotionID = "strength"; break;
+				case cEntityEffect::effSlowness: PotionID = "slowness"; break;
+				case cEntityEffect::effJumpBoost: PotionID = "leaping"; break;
+				case cEntityEffect::effInstantDamage: PotionID = "harming"; break;
+				case cEntityEffect::effWaterBreathing: PotionID = "water_breathing"; break;
+				case cEntityEffect::effInvisibility: PotionID = "invisibility"; break;
+			}
+			if (cEntityEffect::GetPotionEffectIntensity(a_Item.m_ItemDamage) == 1)
+			{
+				PotionID = "strong_" + PotionID;
+			}
+			else if (a_Item.m_ItemDamage & 0x40)
+			{
+				// Extended potion bit
+				PotionID = "long_" + PotionID;
+			}
+		}
+		else
+		{
+			// Empty potions: Water bottles and other base ones
+			if (a_Item.m_ItemDamage == 0)
+			{
+				// No other bits set; thus it's a water bottle
+				PotionID = "water";
+			}
+			else
+			{
+				switch (a_Item.m_ItemDamage & 0x3f)
+				{
+					case 0x00: PotionID = "mundane"; break;
+					case 0x10: PotionID = "awkward"; break;
+					case 0x20: PotionID = "thick"; break;
+				}
+				// Default cases will use "empty" from before.
+			}
+		}
+
+		PotionID = "minecraft:" + PotionID;
+
+		Writer.AddString("Potion", PotionID.c_str());
+	}
+	if (a_Item.m_ItemType == E_ITEM_SPAWN_EGG)
+	{
+		// Convert entity ID to the name.
+		eMonsterType MonsterType = cItemSpawnEggHandler::ItemDamageToMonsterType(a_Item.m_ItemDamage);
+		if (MonsterType != eMonsterType::mtInvalidType)
+		{
+			Writer.BeginCompound("EntityTag");
+			Writer.AddString("id", cMonster::MobTypeToVanillaName(MonsterType));
+			Writer.EndCompound();
+		}
+	}
+
+	Writer.Finish();
+
+	AString Result = Writer.GetResult();
+	if (Result.size() == 0)
+	{
+		a_Pkt.WriteBEInt8(0);
+		return;
+	}
+	a_Pkt.WriteBuf(Result.data(), Result.size());
+}
+
+
+
+
+
+void cProtocol190::WriteBlockEntity(cPacketizer & a_Pkt, const cBlockEntity & a_BlockEntity)
+{
+	cFastNBTWriter Writer;
+
+	switch (a_BlockEntity.GetBlockType())
+	{
+		case E_BLOCK_BEACON:
+		{
+			auto & BeaconEntity = reinterpret_cast<const cBeaconEntity &>(a_BlockEntity);
+			Writer.AddInt("x",         BeaconEntity.GetPosX());
+			Writer.AddInt("y",         BeaconEntity.GetPosY());
+			Writer.AddInt("z",         BeaconEntity.GetPosZ());
+			Writer.AddInt("Primary",   BeaconEntity.GetPrimaryEffect());
+			Writer.AddInt("Secondary", BeaconEntity.GetSecondaryEffect());
+			Writer.AddInt("Levels",    BeaconEntity.GetBeaconLevel());
+			Writer.AddString("id", "Beacon");  // "Tile Entity ID" - MC wiki; vanilla server always seems to send this though
+			break;
+		}
+
+		case E_BLOCK_COMMAND_BLOCK:
+		{
+			auto & CommandBlockEntity = reinterpret_cast<const cCommandBlockEntity &>(a_BlockEntity);
+			Writer.AddByte("TrackOutput", 1);  // Neither I nor the MC wiki has any idea about this
+			Writer.AddInt("SuccessCount", CommandBlockEntity.GetResult());
+			Writer.AddInt("x", CommandBlockEntity.GetPosX());
+			Writer.AddInt("y", CommandBlockEntity.GetPosY());
+			Writer.AddInt("z", CommandBlockEntity.GetPosZ());
+			Writer.AddString("Command", CommandBlockEntity.GetCommand().c_str());
+			// You can set custom names for windows in Vanilla
+			// For a command block, this would be the 'name' prepended to anything it outputs into global chat
+			// MCS doesn't have this, so just leave it @ '@'. (geddit?)
+			Writer.AddString("CustomName", "@");
+			Writer.AddString("id", "Control");  // "Tile Entity ID" - MC wiki; vanilla server always seems to send this though
+			if (!CommandBlockEntity.GetLastOutput().empty())
+			{
+				Writer.AddString("LastOutput", Printf("{\"text\":\"%s\"}", CommandBlockEntity.GetLastOutput().c_str()));
+			}
+			break;
+		}
+
+		case E_BLOCK_HEAD:
+		{
+			auto & MobHeadEntity = reinterpret_cast<const cMobHeadEntity &>(a_BlockEntity);
+			Writer.AddInt("x", MobHeadEntity.GetPosX());
+			Writer.AddInt("y", MobHeadEntity.GetPosY());
+			Writer.AddInt("z", MobHeadEntity.GetPosZ());
+			Writer.AddByte("SkullType", MobHeadEntity.GetType() & 0xFF);
+			Writer.AddByte("Rot", MobHeadEntity.GetRotation() & 0xFF);
+			Writer.AddString("id", "Skull");  // "Tile Entity ID" - MC wiki; vanilla server always seems to send this though
+
+			// The new Block Entity format for a Mob Head. See: http://minecraft.gamepedia.com/Head#Block_entity
+			Writer.BeginCompound("Owner");
+				Writer.AddString("Id", MobHeadEntity.GetOwnerUUID());
+				Writer.AddString("Name", MobHeadEntity.GetOwnerName());
+				Writer.BeginCompound("Properties");
+					Writer.BeginList("textures", TAG_Compound);
+						Writer.BeginCompound("");
+							Writer.AddString("Signature", MobHeadEntity.GetOwnerTextureSignature());
+							Writer.AddString("Value", MobHeadEntity.GetOwnerTexture());
+						Writer.EndCompound();
+					Writer.EndList();
+				Writer.EndCompound();
+			Writer.EndCompound();
+			break;
+		}
+
+		case E_BLOCK_FLOWER_POT:
+		{
+			auto & FlowerPotEntity = reinterpret_cast<const cFlowerPotEntity &>(a_BlockEntity);
+			Writer.AddInt("x", FlowerPotEntity.GetPosX());
+			Writer.AddInt("y", FlowerPotEntity.GetPosY());
+			Writer.AddInt("z", FlowerPotEntity.GetPosZ());
+			Writer.AddInt("Item", static_cast<Int32>(FlowerPotEntity.GetItem().m_ItemType));
+			Writer.AddInt("Data", static_cast<Int32>(FlowerPotEntity.GetItem().m_ItemDamage));
+			Writer.AddString("id", "FlowerPot");  // "Tile Entity ID" - MC wiki; vanilla server always seems to send this though
+			break;
+		}
+
+		case E_BLOCK_MOB_SPAWNER:
+		{
+			auto & MobSpawnerEntity = reinterpret_cast<const cMobSpawnerEntity &>(a_BlockEntity);
+			Writer.AddInt("x", MobSpawnerEntity.GetPosX());
+			Writer.AddInt("y", MobSpawnerEntity.GetPosY());
+			Writer.AddInt("z", MobSpawnerEntity.GetPosZ());
+			Writer.AddString("EntityId", cMonster::MobTypeToVanillaName(MobSpawnerEntity.GetEntity()));
+			Writer.AddShort("Delay", MobSpawnerEntity.GetSpawnDelay());
+			Writer.AddString("id", "MobSpawner");
+			break;
+		}
+
+		default:
+		{
+			break;
+		}
+	}
+
+	Writer.Finish();
+	a_Pkt.WriteBuf(Writer.GetResult().data(), Writer.GetResult().size());
+}
+
+
+
+
+
+void cProtocol190::WriteEntityMetadata(cPacketizer & a_Pkt, const cEntity & a_Entity)
+{
+	// Common metadata:
+	Int8 Flags = 0;
+	if (a_Entity.IsOnFire())
+	{
+		Flags |= 0x01;
+	}
+	if (a_Entity.IsCrouched())
+	{
+		Flags |= 0x02;
+	}
+	if (a_Entity.IsSprinting())
+	{
+		Flags |= 0x08;
+	}
+	if (a_Entity.IsRclking())
+	{
+		Flags |= 0x10;
+	}
+	if (a_Entity.IsInvisible())
+	{
+		Flags |= 0x20;
+	}
+	a_Pkt.WriteBEUInt8(0);  // Index 0
+	a_Pkt.WriteBEUInt8(METADATA_TYPE_BYTE);  // Type
+	a_Pkt.WriteBEInt8(Flags);
+
+	switch (a_Entity.GetEntityType())
+	{
+		case cEntity::etPlayer: break;  // TODO?
+		case cEntity::etPickup:
+		{
+			a_Pkt.WriteBEUInt8(5);  // Index 5: Item
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_ITEM);
+			WriteItem(a_Pkt, reinterpret_cast<const cPickup &>(a_Entity).GetItem());
+			break;
+		}
+		case cEntity::etMinecart:
+		{
+			a_Pkt.WriteBEUInt8(5);  // Index 5: Shaking power
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_VARINT);
+
+			// The following expression makes Minecarts shake more with less health or higher damage taken
+			// It gets half the maximum health, and takes it away from the current health minus the half health:
+			/*
+			Health: 5 | 3 - (5 - 3) = 1 (shake power)
+			Health: 3 | 3 - (3 - 3) = 3
+			Health: 1 | 3 - (1 - 3) = 5
+			*/
+			auto & Minecart = reinterpret_cast<const cMinecart &>(a_Entity);
+			a_Pkt.WriteVarInt32((((a_Entity.GetMaxHealth() / 2) - (a_Entity.GetHealth() - (a_Entity.GetMaxHealth() / 2))) * Minecart.LastDamage()) * 4);
+
+			a_Pkt.WriteBEUInt8(6);  // Index 6: Shaking direction (doesn't seem to effect anything)
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_VARINT);
+			a_Pkt.WriteVarInt32(1);
+
+			a_Pkt.WriteBEUInt8(7);  // Index 7: Shake multiplier / damage taken
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_FLOAT);
+			a_Pkt.WriteBEFloat(static_cast<float>(Minecart.LastDamage() + 10));
+
+			if (Minecart.GetPayload() == cMinecart::mpNone)
+			{
+				auto & RideableMinecart = reinterpret_cast<const cRideableMinecart &>(Minecart);
+				const cItem & MinecartContent = RideableMinecart.GetContent();
+				if (!MinecartContent.IsEmpty())
+				{
+					a_Pkt.WriteBEUInt8(8);  // Index 8: Block ID and damage
+					a_Pkt.WriteBEUInt8(METADATA_TYPE_VARINT);
+					int Content = MinecartContent.m_ItemType;
+					Content |= MinecartContent.m_ItemDamage << 8;
+					a_Pkt.WriteVarInt32(Content);
+
+					a_Pkt.WriteBEUInt8(9);  // Index 9: Block ID and damage
+					a_Pkt.WriteBEUInt8(METADATA_TYPE_VARINT);
+					a_Pkt.WriteVarInt32(RideableMinecart.GetBlockHeight());
+
+					a_Pkt.WriteBEUInt8(10);  // Index 10: Show block
+					a_Pkt.WriteBEUInt8(METADATA_TYPE_BOOL);
+					a_Pkt.WriteBool(true);
+				}
+			}
+			else if (Minecart.GetPayload() == cMinecart::mpFurnace)
+			{
+				a_Pkt.WriteBEUInt8(11);  // Index 11: Is powered
+				a_Pkt.WriteBEUInt8(METADATA_TYPE_BOOL);
+				a_Pkt.WriteBool(reinterpret_cast<const cMinecartWithFurnace &>(Minecart).IsFueled());
+			}
+			break;
+		}  // case etMinecart
+
+		case cEntity::etProjectile:
+		{
+			auto & Projectile = reinterpret_cast<const cProjectileEntity &>(a_Entity);
+			switch (Projectile.GetProjectileKind())
+			{
+				case cProjectileEntity::pkArrow:
+				{
+					a_Pkt.WriteBEUInt8(5);  // Index 5: Is critical
+					a_Pkt.WriteBEUInt8(METADATA_TYPE_BYTE);
+					a_Pkt.WriteBEInt8(reinterpret_cast<const cArrowEntity &>(Projectile).IsCritical() ? 1 : 0);
+					break;
+				}
+				case cProjectileEntity::pkFirework:
+				{
+					a_Pkt.WriteBEUInt8(5);  // Index 5: Firework item used for this firework
+					a_Pkt.WriteBEUInt8(METADATA_TYPE_ITEM);
+					WriteItem(a_Pkt, reinterpret_cast<const cFireworkEntity &>(Projectile).GetItem());
+					break;
+				}
+				case cProjectileEntity::pkSplashPotion:
+				{
+					a_Pkt.WriteBEUInt8(5);  // Index 5: Potion item which was thrown
+					a_Pkt.WriteBEUInt8(METADATA_TYPE_ITEM);
+					WriteItem(a_Pkt, reinterpret_cast<const cSplashPotionEntity &>(Projectile).GetItem());
+				}
+				default:
+				{
+					break;
+				}
+			}
+			break;
+		}  // case etProjectile
+
+		case cEntity::etMonster:
+		{
+			WriteMobMetadata(a_Pkt, reinterpret_cast<const cMonster &>(a_Entity));
+			break;
+		}
+
+		case cEntity::etItemFrame:
+		{
+			auto & Frame = reinterpret_cast<const cItemFrame &>(a_Entity);
+			a_Pkt.WriteBEUInt8(5);  // Index 5: Item
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_ITEM);
+			WriteItem(a_Pkt, Frame.GetItem());
+			a_Pkt.WriteBEUInt8(6);  // Index 6: Rotation
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_VARINT);
+			a_Pkt.WriteVarInt32(Frame.GetItemRotation());
+			break;
+		}  // case etItemFrame
+
+		default:
+		{
+			break;
+		}
+	}
+}
+
+
+
+
+
+void cProtocol190::WriteMobMetadata(cPacketizer & a_Pkt, const cMonster & a_Mob)
+{
+	// Living Enitiy Metadata
+	if (a_Mob.HasCustomName())
+	{
+		// TODO: As of 1.9 _all_ entities can have custom names; should this be moved up?
+		a_Pkt.WriteBEUInt8(2);  // Index 2: Custom name
+		a_Pkt.WriteBEUInt8(METADATA_TYPE_STRING);
+		a_Pkt.WriteString(a_Mob.GetCustomName());
+
+		a_Pkt.WriteBEUInt8(3);  // Index 3: Custom name always visible
+		a_Pkt.WriteBEUInt8(METADATA_TYPE_BOOL);
+		a_Pkt.WriteBool(a_Mob.IsCustomNameAlwaysVisible());
+	}
+
+	a_Pkt.WriteBEUInt8(6);  // Index 6: Health
+	a_Pkt.WriteBEUInt8(METADATA_TYPE_FLOAT);
+	a_Pkt.WriteBEFloat(static_cast<float>(a_Mob.GetHealth()));
+
+	switch (a_Mob.GetMobType())
+	{
+		case mtBat:
+		{
+			auto & Bat = reinterpret_cast<const cBat &>(a_Mob);
+			a_Pkt.WriteBEUInt8(11);  // Index 11: Bat flags - currently only hanging
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BYTE);
+			a_Pkt.WriteBEInt8(Bat.IsHanging() ? 1 : 0);
+			break;
+		}  // case mtBat
+
+		case mtCreeper:
+		{
+			auto & Creeper = reinterpret_cast<const cCreeper &>(a_Mob);
+			a_Pkt.WriteBEUInt8(11);  // Index 11: State (idle or "blowing")
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_VARINT);
+			a_Pkt.WriteVarInt32(Creeper.IsBlowing() ? 1 : -1);
+
+			a_Pkt.WriteBEUInt8(12);  // Index 12: Is charged
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BOOL);
+			a_Pkt.WriteBool(Creeper.IsCharged());
+
+			a_Pkt.WriteBEUInt8(13);  // Index 13: Is ignited
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BOOL);
+			a_Pkt.WriteBool(Creeper.IsBurnedWithFlintAndSteel());
+			break;
+		}  // case mtCreeper
+
+		case mtEnderman:
+		{
+			auto & Enderman = reinterpret_cast<const cEnderman &>(a_Mob);
+			a_Pkt.WriteBEUInt8(11);  // Index 11: Carried block
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BLOCKID);
+			UInt32 Carried = 0;
+			Carried |= Enderman.GetCarriedBlock() << 4;
+			Carried |= Enderman.GetCarriedMeta();
+			a_Pkt.WriteVarInt32(Carried);
+
+			a_Pkt.WriteBEUInt8(12);  // Index 12: Is screaming
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BOOL);
+			a_Pkt.WriteBool(Enderman.IsScreaming());
+			break;
+		}  // case mtEnderman
+
+		case mtGhast:
+		{
+			auto & Ghast = reinterpret_cast<const cGhast &>(a_Mob);
+			a_Pkt.WriteBEUInt8(11);  // Is attacking
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BOOL);
+			a_Pkt.WriteBool(Ghast.IsCharging());
+			break;
+		}  // case mtGhast
+
+		case mtHorse:
+		{
+			auto & Horse = reinterpret_cast<const cHorse &>(a_Mob);
+			Int8 Flags = 0;
+			if (Horse.IsTame())
+			{
+				Flags |= 0x02;
+			}
+			if (Horse.IsSaddled())
+			{
+				Flags |= 0x04;
+			}
+			if (Horse.IsChested())
+			{
+				Flags |= 0x08;
+			}
+			if (Horse.IsEating())
+			{
+				Flags |= 0x20;
+			}
+			if (Horse.IsRearing())
+			{
+				Flags |= 0x40;
+			}
+			if (Horse.IsMthOpen())
+			{
+				Flags |= 0x80;
+			}
+			a_Pkt.WriteBEUInt8(12);  // Index 12: flags
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BYTE);
+			a_Pkt.WriteBEInt8(Flags);
+
+			a_Pkt.WriteBEUInt8(13);  // Index 13: Variant / type
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_VARINT);
+			a_Pkt.WriteVarInt32(Horse.GetHorseType());
+
+			a_Pkt.WriteBEUInt8(14);  // Index 14: Color / style
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_VARINT);
+			int Appearance = 0;
+			Appearance = Horse.GetHorseColor();
+			Appearance |= Horse.GetHorseStyle() << 8;
+			a_Pkt.WriteVarInt32(Appearance);
+
+			a_Pkt.WriteBEUInt8(16);  // Index 16: Armor
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_VARINT);
+			a_Pkt.WriteVarInt32(Horse.GetHorseArmour());
+
+			a_Pkt.WriteBEUInt8(11);  // Index 11: Is baby
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BOOL);
+			a_Pkt.WriteBool(Horse.IsBaby());
+			break;
+		}  // case mtHorse
+
+		case mtMagmaCube:
+		{
+			auto & MagmaCube = reinterpret_cast<const cMagmaCube &>(a_Mob);
+			a_Pkt.WriteBEUInt8(11);  // Index 11: Size
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_VARINT);
+			a_Pkt.WriteVarInt32(MagmaCube.GetSize());
+			break;
+		}  // case mtMagmaCube
+
+		case mtOcelot:
+		{
+			auto & Ocelot = reinterpret_cast<const cOcelot &>(a_Mob);
+
+			a_Pkt.WriteBEUInt8(11);  // Index 11: Is baby
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BOOL);
+			a_Pkt.WriteBool(Ocelot.IsBaby());
+			break;
+		}  // case mtOcelot
+
+		case mtCow:
+		{
+			auto & Cow = reinterpret_cast<const cCow &>(a_Mob);
+
+			a_Pkt.WriteBEUInt8(11);  // Index 11: Is baby
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BOOL);
+			a_Pkt.WriteBool(Cow.IsBaby());
+			break;
+		}  // case mtCow
+
+		case mtChicken:
+		{
+			auto & Chicken = reinterpret_cast<const cChicken &>(a_Mob);
+
+			a_Pkt.WriteBEUInt8(11);  // Index 11: Is baby
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BOOL);
+			a_Pkt.WriteBool(Chicken.IsBaby());
+			break;
+		}  // case mtChicken
+
+		case mtPig:
+		{
+			auto & Pig = reinterpret_cast<const cPig &>(a_Mob);
+
+			a_Pkt.WriteBEUInt8(11);  // Index 11: Is baby
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BOOL);
+			a_Pkt.WriteBool(Pig.IsBaby());
+
+			a_Pkt.WriteBEUInt8(12);  // Index 12: Is saddled
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BOOL);
+			a_Pkt.WriteBool(Pig.IsSaddled());
+			break;
+		}  // case mtPig
+
+		case mtSheep:
+		{
+			auto & Sheep = reinterpret_cast<const cSheep &>(a_Mob);
+
+			a_Pkt.WriteBEUInt8(11);  // Index 11: Is baby
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BOOL);
+			a_Pkt.WriteBool(Sheep.IsBaby());
+
+			a_Pkt.WriteBEUInt8(12);  // Index 12: sheared, color
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BYTE);
+			Int8 SheepMetadata = 0;
+			SheepMetadata = static_cast<Byte>(Sheep.GetFurColor());
+			if (Sheep.IsSheared())
+			{
+				SheepMetadata |= 0x10;
+			}
+			a_Pkt.WriteBEInt8(SheepMetadata);
+			break;
+		}  // case mtSheep
+
+		case mtRabbit:
+		{
+			auto & Rabbit = reinterpret_cast<const cRabbit &>(a_Mob);
+			a_Pkt.WriteBEUInt8(11);  // Index 11: Is baby
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BOOL);
+			a_Pkt.WriteBool(Rabbit.IsBaby());
+
+			a_Pkt.WriteBEUInt8(12);  // Index 12: Type
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_VARINT);
+			a_Pkt.WriteVarInt32(Rabbit.GetRabbitTypeAsNumber());
+			break;
+		}  // case mtRabbit
+
+		case mtSkeleton:
+		{
+			auto & Skeleton = reinterpret_cast<const cSkeleton &>(a_Mob);
+			a_Pkt.WriteBEUInt8(11);  // Index 11: Type
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_VARINT);
+			a_Pkt.WriteVarInt32(Skeleton.IsWither() ? 1 : 0);
+			break;
+		}  // case mtSkeleton
+
+		case mtSlime:
+		{
+			auto & Slime = reinterpret_cast<const cSlime &>(a_Mob);
+			a_Pkt.WriteBEUInt8(11);  // Index 11: Size
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_VARINT);
+			a_Pkt.WriteVarInt32(Slime.GetSize());
+			break;
+		}  // case mtSlime
+
+		case mtVillager:
+		{
+			auto & Villager = reinterpret_cast<const cVillager &>(a_Mob);
+			a_Pkt.WriteBEUInt8(11);  // Index 11: Is baby
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BOOL);
+			a_Pkt.WriteBool(Villager.IsBaby());
+
+			a_Pkt.WriteBEUInt8(12);  // Index 12: Type
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_VARINT);
+			a_Pkt.WriteVarInt32(Villager.GetVilType());
+			break;
+		}  // case mtVillager
+
+		case mtWitch:
+		{
+			auto & Witch = reinterpret_cast<const cWitch &>(a_Mob);
+			a_Pkt.WriteBEUInt8(11);  // Index 11: Is angry
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BOOL);
+			a_Pkt.WriteBool(Witch.IsAngry());
+			break;
+		}  // case mtWitch
+
+		case mtWither:
+		{
+			auto & Wither = reinterpret_cast<const cWither &>(a_Mob);
+			a_Pkt.WriteBEUInt8(14);  // Index 14: Invulnerable ticks
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_VARINT);
+			a_Pkt.WriteVarInt32(Wither.GetWitherInvulnerableTicks());
+
+			// TODO: Use boss bar packet for health
+			break;
+		}  // case mtWither
+
+		case mtWolf:
+		{
+			auto & Wolf = reinterpret_cast<const cWolf &>(a_Mob);
+			a_Pkt.WriteBEUInt8(11);  // Index 11: Is baby
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BOOL);
+			a_Pkt.WriteBool(Wolf.IsBaby());
+
+			Int8 WolfStatus = 0;
+			if (Wolf.IsSitting())
+			{
+				WolfStatus |= 0x1;
+			}
+			if (Wolf.IsAngry())
+			{
+				WolfStatus |= 0x2;
+			}
+			if (Wolf.IsTame())
+			{
+				WolfStatus |= 0x4;
+			}
+			a_Pkt.WriteBEUInt8(12);  // Index 12: status
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BYTE);
+			a_Pkt.WriteBEInt8(WolfStatus);
+
+			a_Pkt.WriteBEUInt8(14);  // Index 14: Health
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_FLOAT);
+			a_Pkt.WriteBEFloat(static_cast<float>(a_Mob.GetHealth()));
+
+			a_Pkt.WriteBEUInt8(15);  // Index 15: Is begging
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BOOL);
+			a_Pkt.WriteBool(Wolf.IsBegging());
+
+			a_Pkt.WriteBEUInt8(16);  // Index 16: Collar color
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_VARINT);
+			a_Pkt.WriteVarInt32(Wolf.GetCollarColor());
+			break;
+		}  // case mtWolf
+
+		case mtZombie:
+		{
+			auto & Zombie = reinterpret_cast<const cZombie &>(a_Mob);
+			a_Pkt.WriteBEUInt8(11);  // Index 11: Is baby
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BOOL);
+			a_Pkt.WriteBool(Zombie.IsBaby());
+
+			a_Pkt.WriteBEUInt8(12);  // Index 12: Is a villager
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_VARINT);
+			a_Pkt.WriteVarInt32(Zombie.IsVillagerZombie() ? 1 : 0);  // TODO: This actually encodes the zombie villager profession, but that isn't implemented yet.
+
+			a_Pkt.WriteBEUInt8(13);  // Index 13: Is converting
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BOOL);
+			a_Pkt.WriteBool(Zombie.IsConverting());
+			break;
+		}  // case mtZombie
+
+		case mtZombiePigman:
+		{
+			auto & ZombiePigman = reinterpret_cast<const cZombiePigman &>(a_Mob);
+			a_Pkt.WriteBEUInt8(11);  // Index 11: Is baby
+			a_Pkt.WriteBEUInt8(METADATA_TYPE_BOOL);
+			a_Pkt.WriteBool(ZombiePigman.IsBaby());
+			break;
+		}  // case mtZombiePigman
+	}  // switch (a_Mob.GetType())
+}
+
+
+
+
+
+void cProtocol190::WriteEntityProperties(cPacketizer & a_Pkt, const cEntity & a_Entity)
+{
+	if (!a_Entity.IsMob())
+	{
+		// No properties for anything else than mobs
+		a_Pkt.WriteBEInt32(0);
+		return;
+	}
+
+	// const cMonster & Mob = (const cMonster &)a_Entity;
+
+	// TODO: Send properties and modifiers based on the mob type
+
+	a_Pkt.WriteBEInt32(0);  // NumProperties
+}
+
+
+
+
+
+////////////////////////////////////////////////////////////////////////////////
+// cProtocol191:
+
+cProtocol191::cProtocol191(cClientHandle * a_Client, const AString &a_ServerAddress, UInt16 a_ServerPort, UInt32 a_State) :
+	super(a_Client, a_ServerAddress, a_ServerPort, a_State)
+{
+}
+
+
+
+
+
+void cProtocol191::SendLogin(const cPlayer & a_Player, const cWorld & a_World)
+{
+	// Send the Join Game packet:
+	{
+		cServer * Server = cRoot::Get()->GetServer();
+		cPacketizer Pkt(*this, 0x23);  // Join Game packet
+		Pkt.WriteBEUInt32(a_Player.GetUniqueID());
+		Pkt.WriteBEUInt8(static_cast<UInt8>(a_Player.GetEffectiveGameMode()) | (Server->IsHardcore() ? 0x08 : 0));  // Hardcore flag bit 4
+		Pkt.WriteBEInt32(static_cast<Int32>(a_World.GetDimension()));
+		Pkt.WriteBEUInt8(2);  // TODO: Difficulty (set to Normal)
+		Pkt.WriteBEUInt8(static_cast<UInt8>(Clamp<int>(Server->GetMaxPlayers(), 0, 255)));
+		Pkt.WriteString("default");  // Level type - wtf?
+		Pkt.WriteBool(false);  // Reduced Debug Info - wtf?
+	}
+	m_LastSentDimension = a_World.GetDimension();
+
+	// Send the spawn position:
+	{
+		cPacketizer Pkt(*this, 0x43);  // Spawn Position packet
+		Pkt.WritePosition64(FloorC(a_World.GetSpawnX()), FloorC(a_World.GetSpawnY()), FloorC(a_World.GetSpawnZ()));
+	}
+
+	// Send the server difficulty:
+	{
+		cPacketizer Pkt(*this, 0x0d);  // Server difficulty packet
+		Pkt.WriteBEInt8(1);
+	}
+
+	// Send player abilities:
+	SendPlayerAbilities();
+}
+
+
+
+
+
+void cProtocol191::HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer)
+{
+	cServer * Server = cRoot::Get()->GetServer();
+	AString ServerDescription = Server->GetDescription();
+	int NumPlayers = Server->GetNumPlayers();
+	int MaxPlayers = Server->GetMaxPlayers();
+	AString Favicon = Server->GetFaviconData();
+	cRoot::Get()->GetPluginManager()->CallHookServerPing(*m_Client, ServerDescription, NumPlayers, MaxPlayers, Favicon);
+
+	// Version:
+	Json::Value Version;
+	Version["name"] = "Cuberite 1.9.1";
+	Version["protocol"] = 108;
+
+	// Players:
+	Json::Value Players;
+	Players["online"] = NumPlayers;
+	Players["max"] = MaxPlayers;
+	// TODO: Add "sample"
+
+	// Description:
+	Json::Value Description;
+	Description["text"] = ServerDescription.c_str();
+
+	// Create the response:
+	Json::Value ResponseValue;
+	ResponseValue["version"] = Version;
+	ResponseValue["players"] = Players;
+	ResponseValue["description"] = Description;
+	if (!Favicon.empty())
+	{
+		ResponseValue["favicon"] = Printf("data:image/png;base64,%s", Favicon.c_str());
+	}
+
+	Json::StyledWriter Writer;
+	AString Response = Writer.write(ResponseValue);
+
+	cPacketizer Pkt(*this, 0x00);  // Response packet
+	Pkt.WriteString(Response);
+}
+
+
+
+
+
+////////////////////////////////////////////////////////////////////////////////
+// cProtocol192:
+
+cProtocol192::cProtocol192(cClientHandle * a_Client, const AString &a_ServerAddress, UInt16 a_ServerPort, UInt32 a_State) :
+	super(a_Client, a_ServerAddress, a_ServerPort, a_State)
+{
+}
+
+
+
+
+
+void cProtocol192::HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer)
+{
+	cServer * Server = cRoot::Get()->GetServer();
+	AString ServerDescription = Server->GetDescription();
+	int NumPlayers = Server->GetNumPlayers();
+	int MaxPlayers = Server->GetMaxPlayers();
+	AString Favicon = Server->GetFaviconData();
+	cRoot::Get()->GetPluginManager()->CallHookServerPing(*m_Client, ServerDescription, NumPlayers, MaxPlayers, Favicon);
+
+	// Version:
+	Json::Value Version;
+	Version["name"] = "Cuberite 1.9.2";
+	Version["protocol"] = 109;
+
+	// Players:
+	Json::Value Players;
+	Players["online"] = NumPlayers;
+	Players["max"] = MaxPlayers;
+	// TODO: Add "sample"
+
+	// Description:
+	Json::Value Description;
+	Description["text"] = ServerDescription.c_str();
+
+	// Create the response:
+	Json::Value ResponseValue;
+	ResponseValue["version"] = Version;
+	ResponseValue["players"] = Players;
+	ResponseValue["description"] = Description;
+	if (!Favicon.empty())
+	{
+		ResponseValue["favicon"] = Printf("data:image/png;base64,%s", Favicon.c_str());
+	}
+
+	Json::StyledWriter Writer;
+	AString Response = Writer.write(ResponseValue);
+
+	cPacketizer Pkt(*this, 0x00);  // Response packet
+	Pkt.WriteString(Response);
+}
+
+
+
+
+
+////////////////////////////////////////////////////////////////////////////////
+// cProtocol194:
+
+cProtocol194::cProtocol194(cClientHandle * a_Client, const AString &a_ServerAddress, UInt16 a_ServerPort, UInt32 a_State) :
+	super(a_Client, a_ServerAddress, a_ServerPort, a_State)
+{
+}
+
+
+
+
+
+void cProtocol194::HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer)
+{
+	cServer * Server = cRoot::Get()->GetServer();
+	AString ServerDescription = Server->GetDescription();
+	int NumPlayers = Server->GetNumPlayers();
+	int MaxPlayers = Server->GetMaxPlayers();
+	AString Favicon = Server->GetFaviconData();
+	cRoot::Get()->GetPluginManager()->CallHookServerPing(*m_Client, ServerDescription, NumPlayers, MaxPlayers, Favicon);
+
+	// Version:
+	Json::Value Version;
+	Version["name"] = "Cuberite 1.9.4";
+	Version["protocol"] = 110;
+
+	// Players:
+	Json::Value Players;
+	Players["online"] = NumPlayers;
+	Players["max"] = MaxPlayers;
+	// TODO: Add "sample"
+
+	// Description:
+	Json::Value Description;
+	Description["text"] = ServerDescription.c_str();
+
+	// Create the response:
+	Json::Value ResponseValue;
+	ResponseValue["version"] = Version;
+	ResponseValue["players"] = Players;
+	ResponseValue["description"] = Description;
+	if (!Favicon.empty())
+	{
+		ResponseValue["favicon"] = Printf("data:image/png;base64,%s", Favicon.c_str());
+	}
+
+	Json::StyledWriter Writer;
+	AString Response = Writer.write(ResponseValue);
+
+	cPacketizer Pkt(*this, 0x00);  // Response packet
+	Pkt.WriteString(Response);
+}
+
+
+
+
+
+void cProtocol194::SendCollectEntity(const cEntity & a_Entity, const cPlayer & a_Player)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x48);  // Collect Item packet
+	Pkt.WriteVarInt32(a_Entity.GetUniqueID());
+	Pkt.WriteVarInt32(a_Player.GetUniqueID());
+}
+
+
+
+
+
+void cProtocol194::SendChunkData(int a_ChunkX, int a_ChunkZ, cChunkDataSerializer & a_Serializer)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	// 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_9_4, a_ChunkX, a_ChunkZ);
+
+	cCSLock Lock(m_CSPacket);
+	SendData(ChunkData.data(), ChunkData.size());
+}
+
+
+
+
+
+void cProtocol194::SendEntityEffect(const cEntity & a_Entity, int a_EffectID, int a_Amplifier, short a_Duration)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x4b);  // Entity Effect packet
+	Pkt.WriteVarInt32(a_Entity.GetUniqueID());
+	Pkt.WriteBEUInt8(static_cast<UInt8>(a_EffectID));
+	Pkt.WriteBEUInt8(static_cast<UInt8>(a_Amplifier));
+	Pkt.WriteVarInt32(static_cast<UInt32>(a_Duration));
+	Pkt.WriteBool(false);  // Hide particles
+}
+
+
+
+
+
+void cProtocol194::SendEntityProperties(const cEntity & a_Entity)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+
+	cPacketizer Pkt(*this, 0x4a);  // Entity Properties packet
+	Pkt.WriteVarInt32(a_Entity.GetUniqueID());
+	WriteEntityProperties(Pkt, a_Entity);
+}
+
+
+
+
+
+void cProtocol194::SendPlayerMaxSpeed(void)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x4a);  // Entity Properties
+	cPlayer * Player = m_Client->GetPlayer();
+	Pkt.WriteVarInt32(Player->GetUniqueID());
+	Pkt.WriteBEInt32(1);  // Count
+	Pkt.WriteString("generic.movementSpeed");
+	// The default game speed is 0.1, multiply that value by the relative speed:
+	Pkt.WriteBEDouble(0.1 * Player->GetNormalMaxSpeed());
+	if (Player->IsSprinting())
+	{
+		Pkt.WriteVarInt32(1);  // Modifier count
+		Pkt.WriteBEUInt64(0x662a6b8dda3e4c1c);
+		Pkt.WriteBEUInt64(0x881396ea6097278d);  // UUID of the modifier
+		Pkt.WriteBEDouble(Player->GetSprintingMaxSpeed() - Player->GetNormalMaxSpeed());
+		Pkt.WriteBEUInt8(2);
+	}
+	else
+	{
+		Pkt.WriteVarInt32(0);  // Modifier count
+	}
+}
+
+
+
+
+
+void cProtocol194::SendTeleportEntity(const cEntity & a_Entity)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x49);  // Entity teleport packet
+	Pkt.WriteVarInt32(a_Entity.GetUniqueID());
+	Pkt.WriteBEDouble(a_Entity.GetPosX());
+	Pkt.WriteBEDouble(a_Entity.GetPosY());
+	Pkt.WriteBEDouble(a_Entity.GetPosZ());
+	Pkt.WriteByteAngle(a_Entity.GetYaw());
+	Pkt.WriteByteAngle(a_Entity.GetPitch());
+	Pkt.WriteBool(a_Entity.IsOnGround());
+}
+
+
+
+
+
+void cProtocol194::SendUpdateSign(int a_BlockX, int a_BlockY, int a_BlockZ, const AString & a_Line1, const AString & a_Line2, const AString & a_Line3, const AString & a_Line4)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	// 1.9.4 removed the update sign packet and now uses Update Block Entity
+	cPacketizer Pkt(*this, 0x09);  // Update tile entity packet
+	Pkt.WritePosition64(a_BlockX, a_BlockY, a_BlockZ);
+	Pkt.WriteBEUInt8(9);  // Action 9 - update sign
+
+	cFastNBTWriter Writer;
+	Writer.AddInt("x",        a_BlockX);
+	Writer.AddInt("y",        a_BlockY);
+	Writer.AddInt("z",        a_BlockZ);
+	Writer.AddString("id", "Sign");
+
+	Json::StyledWriter JsonWriter;
+	Json::Value Line1;
+	Line1["text"] = a_Line1;
+	Writer.AddString("Text1", JsonWriter.write(Line1));
+	Json::Value Line2;
+	Line2["text"] = a_Line2;
+	Writer.AddString("Text2", JsonWriter.write(Line2));
+	Json::Value Line3;
+	Line3["text"] = a_Line3;
+	Writer.AddString("Text3", JsonWriter.write(Line3));
+	Json::Value Line4;
+	Line4["text"] = a_Line4;
+	Writer.AddString("Text4", JsonWriter.write(Line4));
+
+	Writer.Finish();
+	Pkt.WriteBuf(Writer.GetResult().data(), Writer.GetResult().size());
+}
+
+
+
+
+
diff --git a/src/Protocol/Protocol19x.h b/src/Protocol/Protocol19x.h
new file mode 100644
index 000000000..e40e3aac2
--- /dev/null
+++ b/src/Protocol/Protocol19x.h
@@ -0,0 +1,360 @@
+
+// Protocol19x.h
+
+/*
+Declares the 1.9.x protocol classes:
+	- cProtocol190
+		- release 1.9.0 protocol (#107)
+	- cProtocol191
+		- release 1.9.1 protocol (#108)
+	- cProtocol192
+		- release 1.9.2 protocol (#109)
+	- cProtocol194
+		- release 1.9.4 protocol (#110)
+(others may be added later in the future for the 1.9 release series)
+*/
+
+
+
+
+
+#pragma once
+
+#include "Protocol.h"
+#include "../ByteBuffer.h"
+
+#ifdef _MSC_VER
+	#pragma warning(push)
+	#pragma warning(disable:4127)
+	#pragma warning(disable:4244)
+	#pragma warning(disable:4231)
+	#pragma warning(disable:4189)
+	#pragma warning(disable:4702)
+#endif
+
+#ifdef _MSC_VER
+	#pragma warning(pop)
+#endif
+
+#include "PolarSSL++/AesCfb128Decryptor.h"
+#include "PolarSSL++/AesCfb128Encryptor.h"
+
+
+
+
+
+// fwd:
+namespace Json
+{
+	class Value;
+}
+
+
+
+
+
+class cProtocol190 :
+	public cProtocol
+{
+	typedef cProtocol super;
+
+public:
+
+	cProtocol190(cClientHandle * a_Client, const AString & a_ServerAddress, UInt16 a_ServerPort, UInt32 a_State);
+
+	/** Called when client sends some data: */
+	virtual void DataReceived(const char * a_Data, size_t a_Size) override;
+
+	/** Sending stuff to clients (alphabetically sorted): */
+	virtual void SendAttachEntity               (const cEntity & a_Entity, const cEntity & a_Vehicle) override;
+	virtual void SendBlockAction                (int a_BlockX, int a_BlockY, int a_BlockZ, char a_Byte1, char a_Byte2, BLOCKTYPE a_BlockType) override;
+	virtual void SendBlockBreakAnim	            (UInt32 a_EntityID, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Stage) override;
+	virtual void SendBlockChange                (int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta) override;
+	virtual void SendBlockChanges               (int a_ChunkX, int a_ChunkZ, const sSetBlockVector & a_Changes) override;
+	virtual void SendChat                       (const AString & a_Message, eChatType a_Type) override;
+	virtual void SendChat                       (const cCompositeChat & a_Message, eChatType a_Type, bool a_ShouldUseChatPrefixes) override;
+	virtual void SendChunkData                  (int a_ChunkX, int a_ChunkZ, cChunkDataSerializer & a_Serializer) override;
+	virtual void SendCollectEntity              (const cEntity & a_Entity, const cPlayer & a_Player) override;
+	virtual void SendDestroyEntity              (const cEntity & a_Entity) override;
+	virtual void SendDetachEntity               (const cEntity & a_Entity, const cEntity & a_PreviousVehicle) override;
+	virtual void SendDisconnect                 (const AString & a_Reason) override;
+	virtual void SendEditSign                   (int a_BlockX, int a_BlockY, int a_BlockZ) override;  ///< Request the client to open up the sign editor for the sign (1.6+)
+	virtual void SendEntityEffect               (const cEntity & a_Entity, int a_EffectID, int a_Amplifier, short a_Duration) override;
+	virtual void SendEntityEquipment            (const cEntity & a_Entity, short a_SlotNum, const cItem & a_Item) override;
+	virtual void SendEntityHeadLook             (const cEntity & a_Entity) override;
+	virtual void SendEntityLook                 (const cEntity & a_Entity) override;
+	virtual void SendEntityMetadata             (const cEntity & a_Entity) override;
+	virtual void SendEntityProperties           (const cEntity & a_Entity) override;
+	virtual void SendEntityRelMove              (const cEntity & a_Entity, char a_RelX, char a_RelY, char a_RelZ) override;
+	virtual void SendEntityRelMoveLook          (const cEntity & a_Entity, char a_RelX, char a_RelY, char a_RelZ) override;
+	virtual void SendEntityStatus               (const cEntity & a_Entity, char a_Status) override;
+	virtual void SendEntityVelocity             (const cEntity & a_Entity) override;
+	virtual void SendExplosion                  (double a_BlockX, double a_BlockY, double a_BlockZ, float a_Radius, const cVector3iArray & a_BlocksAffected, const Vector3d & a_PlayerMotion) override;
+	virtual void SendGameMode                   (eGameMode a_GameMode) override;
+	virtual void SendHealth                     (void) override;
+	virtual void SendHideTitle                  (void) override;
+	virtual void SendInventorySlot              (char a_WindowID, short a_SlotNum, const cItem & a_Item) override;
+	virtual void SendKeepAlive                  (UInt32 a_PingID) override;
+	virtual void SendLogin                      (const cPlayer & a_Player, const cWorld & a_World) override;
+	virtual void SendLoginSuccess               (void) override;
+	virtual void SendMapData                    (const cMap & a_Map, int a_DataStartX, int a_DataStartY) override;
+	virtual void SendPaintingSpawn              (const cPainting & a_Painting) override;
+	virtual void SendPickupSpawn                (const cPickup & a_Pickup) override;
+	virtual void SendPlayerAbilities            (void) override;
+	virtual void SendEntityAnimation            (const cEntity & a_Entity, char a_Animation) override;
+	virtual void SendParticleEffect             (const AString & a_ParticleName, float a_SrcX, float a_SrcY, float a_SrcZ, float a_OffsetX, float a_OffsetY, float a_OffsetZ, float a_ParticleData, int a_ParticleAmount) override;
+	virtual void SendParticleEffect             (const AString & a_ParticleName, Vector3f a_Src, Vector3f a_Offset, float a_ParticleData, int a_ParticleAmount, std::array<int, 2> a_Data) override;
+	virtual void SendPlayerListAddPlayer        (const cPlayer & a_Player) override;
+	virtual void SendPlayerListRemovePlayer     (const cPlayer & a_Player) override;
+	virtual void SendPlayerListUpdateGameMode   (const cPlayer & a_Player) override;
+	virtual void SendPlayerListUpdatePing       (const cPlayer & a_Player) override;
+	virtual void SendPlayerListUpdateDisplayName(const cPlayer & a_Player, const AString & a_CustomName) override;
+	virtual void SendPlayerMaxSpeed             (void) override;
+	virtual void SendPlayerMoveLook             (void) override;
+	virtual void SendPlayerPosition             (void) override;
+	virtual void SendPlayerSpawn                (const cPlayer & a_Player) override;
+	virtual void SendPluginMessage              (const AString & a_Channel, const AString & a_Message) override;
+	virtual void SendRemoveEntityEffect         (const cEntity & a_Entity, int a_EffectID) override;
+	virtual void SendResetTitle                 (void) override;
+	virtual void SendRespawn                    (eDimension a_Dimension, bool a_ShouldIgnoreDimensionChecks) override;
+	virtual void SendSoundEffect                (const AString & a_SoundName, double a_X, double a_Y, double a_Z, float a_Volume, float a_Pitch) override;
+	virtual void SendExperience                 (void) override;
+	virtual void SendExperienceOrb              (const cExpOrb & a_ExpOrb) override;
+	virtual void SendScoreboardObjective        (const AString & a_Name, const AString & a_DisplayName, Byte a_Mode) override;
+	virtual void SendScoreUpdate                (const AString & a_Objective, const AString & a_Player, cObjective::Score a_Score, Byte a_Mode) override;
+	virtual void SendDisplayObjective           (const AString & a_Objective, cScoreboard::eDisplaySlot a_Display) override;
+	virtual void SendSetSubTitle                (const cCompositeChat & a_SubTitle) override;
+	virtual void SendSetRawSubTitle             (const AString & a_SubTitle) override;
+	virtual void SendSetTitle                   (const cCompositeChat & a_Title) override;
+	virtual void SendSetRawTitle                (const AString & a_Title) override;
+	virtual void SendSoundParticleEffect        (const EffectID a_EffectID, int a_SrcX, int a_SrcY, int a_SrcZ, int a_Data) override;
+	virtual void SendSpawnFallingBlock          (const cFallingBlock & a_FallingBlock) override;
+	virtual void SendSpawnMob                   (const cMonster & a_Mob) override;
+	virtual void SendSpawnObject                (const cEntity & a_Entity, char a_ObjectType, int a_ObjectData, Byte a_Yaw, Byte a_Pitch) override;
+	virtual void SendSpawnVehicle               (const cEntity & a_Vehicle, char a_VehicleType, char a_VehicleSubType) override;
+	virtual void SendStatistics                 (const cStatManager & a_Manager) override;
+	virtual void SendTabCompletionResults       (const AStringVector & a_Results) override;
+	virtual void SendTeleportEntity             (const cEntity & a_Entity) override;
+	virtual void SendThunderbolt                (int a_BlockX, int a_BlockY, int a_BlockZ) override;
+	virtual void SendTitleTimes                 (int a_FadeInTicks, int a_DisplayTicks, int a_FadeOutTicks) override;
+	virtual void SendTimeUpdate                 (Int64 a_WorldAge, Int64 a_TimeOfDay, bool a_DoDaylightCycle) override;
+	virtual void SendUnloadChunk                (int a_ChunkX, int a_ChunkZ) override;
+	virtual void SendUpdateBlockEntity          (cBlockEntity & a_BlockEntity) override;
+	virtual void SendUpdateSign                 (int a_BlockX, int a_BlockY, int a_BlockZ, const AString & a_Line1, const AString & a_Line2, const AString & a_Line3, const AString & a_Line4) override;
+	virtual void SendUseBed                     (const cEntity & a_Entity, int a_BlockX, int a_BlockY, int a_BlockZ) override;
+	virtual void SendWeather                    (eWeather a_Weather) override;
+	virtual void SendWholeInventory             (const cWindow & a_Window) override;
+	virtual void SendWindowClose                (const cWindow & a_Window) override;
+	virtual void SendWindowOpen                 (const cWindow & a_Window) override;
+	virtual void SendWindowProperty             (const cWindow & a_Window, short a_Property, short a_Value) override;
+
+	virtual AString GetAuthServerID(void) override { return m_AuthServerID; }
+
+	/** Compress the packet. a_Packet must be without packet length.
+	a_Compressed will be set to the compressed packet includes packet length and data length.
+	If compression fails, the function returns false. */
+	static bool CompressPacket(const AString & a_Packet, AString & a_Compressed);
+
+	/** The 1.8 protocol use a particle id instead of a string. This function converts the name to the id. If the name is incorrect, it returns 0. */
+	static int GetParticleID(const AString & a_ParticleName);
+
+	/** Minecraft 1.8 use other locations to spawn the item frame. This function converts the 1.7 positions to 1.8 positions. */
+	static void FixItemFramePositions(int a_ObjectData, double & a_PosX, double & a_PosZ, double & a_Yaw);
+
+protected:
+
+	AString m_ServerAddress;
+
+	UInt16 m_ServerPort;
+
+	AString m_AuthServerID;
+
+	/** State of the protocol. 1 = status, 2 = login, 3 = game */
+	UInt32 m_State;
+
+	/** Buffer for the received data */
+	cByteBuffer m_ReceivedData;
+
+	bool m_IsEncrypted;
+
+	cAesCfb128Decryptor m_Decryptor;
+	cAesCfb128Encryptor m_Encryptor;
+
+	/** The logfile where the comm is logged, when g_ShouldLogComm is true */
+	cFile m_CommLogFile;
+
+	/** The dimension that was last sent to a player in a Respawn or Login packet.
+	Used to avoid Respawning into the same dimension, which confuses the client. */
+	eDimension m_LastSentDimension;
+
+
+	/** Adds the received (unencrypted) data to m_ReceivedData, parses complete packets */
+	void AddReceivedData(const char * a_Data, size_t a_Size);
+
+	/** Reads and handles the packet. The packet length and type have already been read.
+	Returns true if the packet was understood, false if it was an unknown packet
+	*/
+	bool HandlePacket(cByteBuffer & a_ByteBuffer, UInt32 a_PacketType);
+
+	// Packet handlers while in the Status state (m_State == 1):
+	virtual void HandlePacketStatusPing(cByteBuffer & a_ByteBuffer);
+	virtual void HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer);
+
+	// Packet handlers while in the Login state (m_State == 2):
+	void HandlePacketLoginEncryptionResponse(cByteBuffer & a_ByteBuffer);
+	void HandlePacketLoginStart(cByteBuffer & a_ByteBuffer);
+
+	// Packet handlers while in the Game state (m_State == 3):
+	void HandlePacketAnimation              (cByteBuffer & a_ByteBuffer);
+	void HandlePacketBlockDig               (cByteBuffer & a_ByteBuffer);
+	void HandlePacketBlockPlace             (cByteBuffer & a_ByteBuffer);
+	void HandlePacketChatMessage            (cByteBuffer & a_ByteBuffer);
+	void HandlePacketClientSettings         (cByteBuffer & a_ByteBuffer);
+	void HandlePacketClientStatus           (cByteBuffer & a_ByteBuffer);
+	void HandleConfirmTeleport              (cByteBuffer & a_ByteBuffer);
+	void HandlePacketCreativeInventoryAction(cByteBuffer & a_ByteBuffer);
+	void HandlePacketEntityAction           (cByteBuffer & a_ByteBuffer);
+	void HandlePacketKeepAlive              (cByteBuffer & a_ByteBuffer);
+	void HandlePacketPlayer                 (cByteBuffer & a_ByteBuffer);
+	void HandlePacketPlayerAbilities        (cByteBuffer & a_ByteBuffer);
+	void HandlePacketPlayerLook             (cByteBuffer & a_ByteBuffer);
+	void HandlePacketPlayerPos              (cByteBuffer & a_ByteBuffer);
+	void HandlePacketPlayerPosLook          (cByteBuffer & a_ByteBuffer);
+	void HandlePacketPluginMessage          (cByteBuffer & a_ByteBuffer);
+	void HandlePacketSlotSelect             (cByteBuffer & a_ByteBuffer);
+	void HandlePacketSteerVehicle           (cByteBuffer & a_ByteBuffer);
+	void HandlePacketTabComplete            (cByteBuffer & a_ByteBuffer);
+	void HandlePacketUpdateSign             (cByteBuffer & a_ByteBuffer);
+	void HandlePacketUseEntity              (cByteBuffer & a_ByteBuffer);
+	void HandlePacketUseItem                (cByteBuffer & a_ByteBuffer);
+	void HandlePacketEnchantItem            (cByteBuffer & a_ByteBuffer);
+	void HandlePacketWindowClick            (cByteBuffer & a_ByteBuffer);
+	void HandlePacketWindowClose            (cByteBuffer & a_ByteBuffer);
+
+	/** Parses Vanilla plugin messages into specific ClientHandle calls.
+	The message payload is still in the bytebuffer, the handler reads it specifically for each handled channel */
+	void HandleVanillaPluginMessage(cByteBuffer & a_ByteBuffer, const AString & a_Channel);
+
+
+	/** Sends the data to the client, encrypting them if needed. */
+	virtual void SendData(const char * a_Data, size_t a_Size) override;
+
+	/** Sends the packet to the client. Called by the cPacketizer's destructor. */
+	virtual void SendPacket(cPacketizer & a_Packet) override;
+
+	void SendCompass(const cWorld & a_World);
+
+	/** Reads an item out of the received data, sets a_Item to the values read.
+	Returns false if not enough received data.
+	a_KeepRemainingBytes tells the function to keep that many bytes at the end of the buffer. */
+	virtual bool ReadItem(cByteBuffer & a_ByteBuffer, cItem & a_Item, size_t a_KeepRemainingBytes = 0);
+
+	/** Parses item metadata as read by ReadItem(), into the item enchantments. */
+	void ParseItemMetadata(cItem & a_Item, const AString & a_Metadata);
+
+	void StartEncryption(const Byte * a_Key);
+
+	/** Converts the BlockFace received by the protocol into eBlockFace constants.
+	If the received value doesn't match any of our eBlockFace constants, BLOCK_FACE_NONE is returned. */
+	eBlockFace FaceIntToBlockFace(UInt32 a_FaceInt);
+
+	/** Writes the item data into a packet. */
+	void WriteItem(cPacketizer & a_Pkt, const cItem & a_Item);
+
+	/** Writes the metadata for the specified entity, not including the terminating 0xff. */
+	void WriteEntityMetadata(cPacketizer & a_Pkt, const cEntity & a_Entity);
+
+	/** Writes the mob-specific metadata for the specified mob */
+	void WriteMobMetadata(cPacketizer & a_Pkt, const cMonster & a_Mob);
+
+	/** Writes the entity properties for the specified entity, including the Count field. */
+	void WriteEntityProperties(cPacketizer & a_Pkt, const cEntity & a_Entity);
+
+	/** Writes the block entity data for the specified block entity into the packet. */
+	void WriteBlockEntity(cPacketizer & a_Pkt, const cBlockEntity & a_BlockEntity);
+
+	/** Types used within metadata */
+	enum eMetadataType
+	{
+		METADATA_TYPE_BYTE              = 0,
+		METADATA_TYPE_VARINT            = 1,
+		METADATA_TYPE_FLOAT             = 2,
+		METADATA_TYPE_STRING            = 3,
+		METADATA_TYPE_CHAT              = 4,
+		METADATA_TYPE_ITEM              = 5,
+		METADATA_TYPE_BOOL              = 6,
+		METADATA_TYPE_ROTATION          = 7,
+		METADATA_TYPE_POSITION          = 8,
+		METADATA_TYPE_OPTIONAL_POSITION = 9,
+		METADATA_TYPE_DIRECTION         = 10,
+		METADATA_TYPE_OPTIONAL_UUID     = 11,
+		METADATA_TYPE_BLOCKID           = 12
+	} ;
+} ;
+
+
+
+
+
+/** The version 108 protocol, used by 1.9.1.  Uses an int rather than a byte for dimension in join game. */
+class cProtocol191 :
+	public cProtocol190
+{
+	typedef cProtocol190 super;
+
+public:
+	cProtocol191(cClientHandle * a_Client, const AString & a_ServerAddress, UInt16 a_ServerPort, UInt32 a_State);
+
+	// cProtocol190 overrides:
+	virtual void SendLogin(const cPlayer & a_Player, const cWorld & a_World) override;
+	virtual void HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer) override;
+
+} ;
+
+
+
+
+
+/** The version 109 protocol, used by 1.9.2.  Same as 1.9.1, except the server list ping version number changed with the protocol number. */
+class cProtocol192 :
+	public cProtocol191
+{
+	typedef cProtocol191 super;
+
+public:
+	cProtocol192(cClientHandle * a_Client, const AString & a_ServerAddress, UInt16 a_ServerPort, UInt32 a_State);
+
+	// cProtocol190 overrides:
+	virtual void HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer) override;
+
+} ;
+
+
+
+
+
+/** The version 110 protocol, used by 1.9.3 and 1.9.4. */
+class cProtocol194 :
+	public cProtocol192
+{
+	typedef cProtocol192 super;
+
+public:
+	cProtocol194(cClientHandle * a_Client, const AString & a_ServerAddress, UInt16 a_ServerPort, UInt32 a_State);
+
+	// cProtocol190 overrides:
+	virtual void SendCollectEntity   (const cEntity & a_Entity, const cPlayer & a_Player) override;
+	virtual void SendChunkData       (int a_ChunkX, int a_ChunkZ, cChunkDataSerializer & a_Serializer) override;
+	virtual void SendEntityEffect    (const cEntity & a_Entity, int a_EffectID, int a_Amplifier, short a_Duration) override;
+	virtual void SendEntityProperties(const cEntity & a_Entity) override;
+	virtual void SendPlayerMaxSpeed  (void) override;
+	virtual void SendTeleportEntity  (const cEntity & a_Entity) override;
+	virtual void SendUpdateSign      (int a_BlockX, int a_BlockY, int a_BlockZ, const AString & a_Line1, const AString & a_Line2, const AString & a_Line3, const AString & a_Line4) override;
+
+	virtual void HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer) override;
+
+} ;
+
+
+
+
diff --git a/src/Protocol/ProtocolRecognizer.cpp b/src/Protocol/ProtocolRecognizer.cpp
index fff55b6e9..3977183e9 100644
--- a/src/Protocol/ProtocolRecognizer.cpp
+++ b/src/Protocol/ProtocolRecognizer.cpp
@@ -9,6 +9,8 @@
 #include "ProtocolRecognizer.h"
 #include "Protocol17x.h"
 #include "Protocol18x.h"
+#include "Protocol19x.h"
+#include "Packetizer.h"
 #include "../ClientHandle.h"
 #include "../Root.h"
 #include "../Server.h"
@@ -23,7 +25,8 @@
 cProtocolRecognizer::cProtocolRecognizer(cClientHandle * a_Client) :
 	super(a_Client),
 	m_Protocol(nullptr),
-	m_Buffer(8192)     // We need a larger buffer to support BungeeCord - it sends one huge packet at the start
+	m_Buffer(8192),  // We need a larger buffer to support BungeeCord - it sends one huge packet at the start
+	m_InPingForUnrecognizedVersion(false)
 {
 }
 
@@ -48,6 +51,10 @@ AString cProtocolRecognizer::GetVersionTextFromInt(int a_ProtocolVersion)
 		case PROTO_VERSION_1_7_2: return "1.7.2";
 		case PROTO_VERSION_1_7_6: return "1.7.6";
 		case PROTO_VERSION_1_8_0: return "1.8";
+		case PROTO_VERSION_1_9_0: return "1.9";
+		case PROTO_VERSION_1_9_1: return "1.9.1";
+		case PROTO_VERSION_1_9_2: return "1.9.2";
+		case PROTO_VERSION_1_9_4: return "1.9.4";
 	}
 	ASSERT(!"Unknown protocol version");
 	return Printf("Unknown protocol (%d)", a_ProtocolVersion);
@@ -67,6 +74,33 @@ void cProtocolRecognizer::DataReceived(const char * a_Data, size_t a_Size)
 			return;
 		}
 
+		if (m_InPingForUnrecognizedVersion)
+		{
+			// We already know the verison; handle it here.
+			UInt32 PacketLen;
+			UInt32 PacketID;
+			if (!m_Buffer.ReadVarInt32(PacketLen))
+			{
+				return;
+			}
+			if (!m_Buffer.ReadVarInt32(PacketID))
+			{
+				return;
+			}
+			ASSERT(PacketID == 0x01);  // Ping packet
+			ASSERT(PacketLen == 9);  // Payload of the packet ID and a UInt64
+
+			Int64 Data;
+			if (!m_Buffer.ReadBEInt64(Data))
+			{
+				return;
+			}
+
+			cPacketizer Pkt(*this, 0x01);  // Pong packet
+			Pkt.WriteBEInt64(Data);
+			return;
+		}
+
 		if (!TryRecognizeProtocol())
 		{
 			return;
@@ -88,7 +122,7 @@ void cProtocolRecognizer::DataReceived(const char * a_Data, size_t a_Size)
 
 
 
-void cProtocolRecognizer::SendAttachEntity(const cEntity & a_Entity, const cEntity * a_Vehicle)
+void cProtocolRecognizer::SendAttachEntity(const cEntity & a_Entity, const cEntity & a_Vehicle)
 {
 	ASSERT(m_Protocol != nullptr);
 	m_Protocol->SendAttachEntity(a_Entity, a_Vehicle);
@@ -188,6 +222,16 @@ void cProtocolRecognizer::SendDestroyEntity(const cEntity & a_Entity)
 
 
 
+void cProtocolRecognizer::SendDetachEntity(const cEntity & a_Entity, const cEntity & a_PreviousVehicle)
+{
+	ASSERT(m_Protocol != nullptr);
+	m_Protocol->SendDetachEntity(a_Entity, a_PreviousVehicle);
+}
+
+
+
+
+
 void cProtocolRecognizer::SendDisconnect(const AString & a_Reason)
 {
 	if (m_Protocol != nullptr)
@@ -196,14 +240,9 @@ void cProtocolRecognizer::SendDisconnect(const AString & a_Reason)
 	}
 	else
 	{
-		// This is used when the client sends a server-ping, respond with the default packet:
-		static const int Packet = 0xff;  // PACKET_DISCONNECT
-		SendData(reinterpret_cast<const char *>(&Packet), 1);  // WriteByte()
-
-		auto UTF16 = UTF8ToRawBEUTF16(a_Reason);
-		static const u_short Size = htons(static_cast<u_short>(UTF16.size()));
-		SendData(reinterpret_cast<const char *>(&Size), 2);      // WriteShort()
-		SendData(reinterpret_cast<const char *>(UTF16.data()), UTF16.size() * sizeof(char16_t));  // WriteString()
+		AString Message = Printf("{\"text\":\"%s\"}", EscapeString(a_Reason).c_str());
+		cPacketizer Pkt(*this, 0x00);  // Disconnect packet (in login state)
+		Pkt.WriteString(Message);
 	}
 }
 
@@ -967,88 +1006,159 @@ bool cProtocolRecognizer::TryRecognizeLengthedProtocol(UInt32 a_PacketLengthRema
 		return false;
 	}
 	m_Client->SetProtocolVersion(ProtocolVersion);
+	AString ServerAddress;
+	UInt16 ServerPort;
+	UInt32 NextState;
+	if (!m_Buffer.ReadVarUTF8String(ServerAddress))
+	{
+		return false;
+	}
+	if (!m_Buffer.ReadBEUInt16(ServerPort))
+	{
+		return false;
+	}
+	if (!m_Buffer.ReadVarInt(NextState))
+	{
+		return false;
+	}
+	m_Buffer.CommitRead();
 	switch (ProtocolVersion)
 	{
 		case PROTO_VERSION_1_7_2:
 		{
-			AString ServerAddress;
-			UInt16 ServerPort;
-			UInt32 NextState;
-			if (!m_Buffer.ReadVarUTF8String(ServerAddress))
-			{
-				break;
-			}
-			if (!m_Buffer.ReadBEUInt16(ServerPort))
-			{
-				break;
-			}
-			if (!m_Buffer.ReadVarInt(NextState))
-			{
-				break;
-			}
-			m_Buffer.CommitRead();
 			m_Protocol = new cProtocol172(m_Client, ServerAddress, ServerPort, NextState);
 			return true;
 		}
 		case PROTO_VERSION_1_7_6:
 		{
-			AString ServerAddress;
-			UInt16 ServerPort;
-			UInt32 NextState;
-			if (!m_Buffer.ReadVarUTF8String(ServerAddress))
-			{
-				break;
-			}
-			if (!m_Buffer.ReadBEUInt16(ServerPort))
-			{
-				break;
-			}
-			if (!m_Buffer.ReadVarInt(NextState))
-			{
-				break;
-			}
-			m_Buffer.CommitRead();
 			m_Protocol = new cProtocol176(m_Client, ServerAddress, ServerPort, NextState);
 			return true;
 		}
 		case PROTO_VERSION_1_8_0:
 		{
-			AString ServerAddress;
-			UInt16 ServerPort;
-			UInt32 NextState;
-			if (!m_Buffer.ReadVarUTF8String(ServerAddress))
-			{
-				break;
-			}
-			if (!m_Buffer.ReadBEUInt16(ServerPort))
+			m_Buffer.CommitRead();
+			m_Protocol = new cProtocol180(m_Client, ServerAddress, ServerPort, NextState);
+			return true;
+		}
+		case PROTO_VERSION_1_9_0:
+		{
+			m_Protocol = new cProtocol190(m_Client, ServerAddress, ServerPort, NextState);
+			return true;
+		}
+		case PROTO_VERSION_1_9_1:
+		{
+			m_Protocol = new cProtocol191(m_Client, ServerAddress, ServerPort, NextState);
+			return true;
+		}
+		case PROTO_VERSION_1_9_2:
+		{
+			m_Protocol = new cProtocol192(m_Client, ServerAddress, ServerPort, NextState);
+			return true;
+		}
+		case PROTO_VERSION_1_9_4:
+		{
+			m_Protocol = new cProtocol194(m_Client, ServerAddress, ServerPort, NextState);
+			return true;
+		}
+		default:
+		{
+			LOGINFO("Client \"%s\" uses an unsupported protocol (lengthed, version %u (0x%x))",
+				m_Client->GetIPString().c_str(), ProtocolVersion, ProtocolVersion
+			);
+			if (NextState != 1)
 			{
-				break;
+				m_Client->Kick(Printf("Unsupported protocol version %u, please use one of these versions:\n" MCS_CLIENT_VERSIONS, ProtocolVersion));
+				return false;
 			}
-			if (!m_Buffer.ReadVarInt(NextState))
+			else
 			{
-				break;
+				m_InPingForUnrecognizedVersion = true;
+
+				UInt32 PacketLen;
+				UInt32 PacketID;
+				if (!m_Buffer.ReadVarInt32(PacketLen))
+				{
+					return false;
+				}
+				if (!m_Buffer.ReadVarInt32(PacketID))
+				{
+					return false;
+				}
+				ASSERT(PacketID == 0x00);  // Request packet
+				ASSERT(PacketLen == 1);  // No payload except for packet ID
+				SendPingStatusResponse();
 			}
-			m_Buffer.CommitRead();
-			m_Protocol = new cProtocol180(m_Client, ServerAddress, ServerPort, NextState);
-			return true;
+			return false;
 		}
 	}
-	LOGINFO("Client \"%s\" uses an unsupported protocol (lengthed, version %u (0x%x))",
-		m_Client->GetIPString().c_str(), ProtocolVersion, ProtocolVersion
-	);
-	m_Client->Kick("Unsupported protocol version");
-	return false;
 }
 
 
 
 
+
 void cProtocolRecognizer::SendPacket(cPacketizer & a_Pkt)
 {
-	// This function should never be called - it needs to exists so that cProtocolRecognizer can be instantiated,
-	// but the actual sending is done by the internal m_Protocol itself.
-	LOGWARNING("%s: This function shouldn't ever be called.", __FUNCTION__);
-	ASSERT(!"Function not to be called");
+	// Writes out the packet normally.
+	UInt32 PacketLen = static_cast<UInt32>(m_OutPacketBuffer.GetUsedSpace());
+	AString PacketData, CompressedPacket;
+	m_OutPacketBuffer.ReadAll(PacketData);
+	m_OutPacketBuffer.CommitRead();
+
+	// Compression doesn't apply to this state, send raw data:
+	m_OutPacketLenBuffer.WriteVarInt32(PacketLen);
+	AString LengthData;
+	m_OutPacketLenBuffer.ReadAll(LengthData);
+	SendData(LengthData.data(), LengthData.size());
+
+	// Send the packet's payload
+	m_OutPacketLenBuffer.CommitRead();
+	SendData(PacketData.data(), PacketData.size());
+}
+
+
+
+
+
+void cProtocolRecognizer::SendPingStatusResponse(void)
+{
+	cServer * Server = cRoot::Get()->GetServer();
+	AString ServerDescription = Server->GetDescription();
+	int NumPlayers = Server->GetNumPlayers();
+	int MaxPlayers = Server->GetMaxPlayers();
+	AString Favicon = Server->GetFaviconData();
+	cRoot::Get()->GetPluginManager()->CallHookServerPing(*m_Client, ServerDescription, NumPlayers, MaxPlayers, Favicon);
+
+	// Version:
+	Json::Value Version;
+	Version["name"] = "Cuberite " MCS_CLIENT_VERSIONS;
+	Version["protocol"] = 0;  // Force client to think this is an invalid version (no other good default)
+
+	// Players:
+	Json::Value Players;
+	Players["online"] = NumPlayers;
+	Players["max"] = MaxPlayers;
+	// TODO: Add "sample"
+
+	// Description:
+	Json::Value Description;
+	Description["text"] = ServerDescription.c_str();
+
+	// Create the response:
+	Json::Value ResponseValue;
+	ResponseValue["version"] = Version;
+	ResponseValue["players"] = Players;
+	ResponseValue["description"] = Description;
+	if (!Favicon.empty())
+	{
+		ResponseValue["favicon"] = Printf("data:image/png;base64,%s", Favicon.c_str());
+	}
+
+	Json::StyledWriter Writer;
+	AString Response = Writer.write(ResponseValue);
+
+	cPacketizer Pkt(*this, 0x00);  // Response packet
+	Pkt.WriteString(Response);
 }
 
 
diff --git a/src/Protocol/ProtocolRecognizer.h b/src/Protocol/ProtocolRecognizer.h
index 89dfaec38..ea04b1a92 100644
--- a/src/Protocol/ProtocolRecognizer.h
+++ b/src/Protocol/ProtocolRecognizer.h
@@ -18,8 +18,8 @@
 
 
 // Adjust these if a new protocol is added or an old one is removed:
-#define MCS_CLIENT_VERSIONS "1.7.x, 1.8.x"
-#define MCS_PROTOCOL_VERSIONS "4, 5, 47"
+#define MCS_CLIENT_VERSIONS "1.7.x, 1.8.x, 1.9.x"
+#define MCS_PROTOCOL_VERSIONS "4, 5, 47, 107, 108, 109, 110"
 
 
 
@@ -36,6 +36,10 @@ public:
 		PROTO_VERSION_1_7_2 = 4,
 		PROTO_VERSION_1_7_6 = 5,
 		PROTO_VERSION_1_8_0 = 47,
+		PROTO_VERSION_1_9_0 = 107,
+		PROTO_VERSION_1_9_1 = 108,
+		PROTO_VERSION_1_9_2 = 109,
+		PROTO_VERSION_1_9_4 = 110,
 	} ;
 
 	cProtocolRecognizer(cClientHandle * a_Client);
@@ -48,7 +52,7 @@ public:
 	virtual void DataReceived(const char * a_Data, size_t a_Size) override;
 
 	/** Sending stuff to clients (alphabetically sorted): */
-	virtual void SendAttachEntity               (const cEntity & a_Entity, const cEntity * a_Vehicle) override;
+	virtual void SendAttachEntity               (const cEntity & a_Entity, const cEntity & a_Vehicle) override;
 	virtual void SendBlockAction                (int a_BlockX, int a_BlockY, int a_BlockZ, char a_Byte1, char a_Byte2, BLOCKTYPE a_BlockType) override;
 	virtual void SendBlockBreakAnim             (UInt32 a_EntityID, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Stage) override;
 	virtual void SendBlockChange                (int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta) override;
@@ -58,6 +62,7 @@ public:
 	virtual void SendChunkData                  (int a_ChunkX, int a_ChunkZ, cChunkDataSerializer & a_Serializer) override;
 	virtual void SendCollectEntity              (const cEntity & a_Entity, const cPlayer & a_Player) override;
 	virtual void SendDestroyEntity              (const cEntity & a_Entity) override;
+	virtual void SendDetachEntity               (const cEntity & a_Entity, const cEntity & a_PreviousVehicle) override;
 	virtual void SendDisconnect                 (const AString & a_Reason) override;
 	virtual void SendEditSign                   (int a_BlockX, int a_BlockY, int a_BlockZ) override;  ///< Request the client to open up the sign editor for the sign (1.6+)
 	virtual void SendEntityEffect               (const cEntity & a_Entity, int a_EffectID, int a_Amplifier, short a_Duration) override;
@@ -133,6 +138,8 @@ public:
 
 	virtual void SendData(const char * a_Data, size_t a_Size) override;
 
+	void SendPingStatusResponse(void);
+
 protected:
 	/** The recognized protocol */
 	cProtocol * m_Protocol;
@@ -140,6 +147,9 @@ protected:
 	/** Buffer for the incoming data until we recognize the protocol */
 	cByteBuffer m_Buffer;
 
+	/** Is a server list ping for an unrecognized version currently occuring? */
+	bool m_InPingForUnrecognizedVersion;
+
 
 	/** Tries to recognize protocol based on m_Buffer contents; returns true if recognized */
 	bool TryRecognizeProtocol(void);