1 files changed, 2402 insertions, 455 deletions

diff --git a/src/Protocol/Protocol18x.cpp b/src/Protocol/Protocol18x.cpp
index eebac7a05..1793583a2 100644
--- a/src/Protocol/Protocol18x.cpp
+++ b/src/Protocol/Protocol18x.cpp
@@ -9,20 +9,41 @@ Implements the 1.8.x protocol classes:
 */
 
 #include "Globals.h"
-#include "Bindings/PluginManager.h"
 #include "json/json.h"
-#include "ChunkDataSerializer.h"
-#include "ProtocolRecognizer.h"
 #include "Protocol18x.h"
+#include "ProtocolRecognizer.h"
+#include "ChunkDataSerializer.h"
+#include "PolarSSL++/Sha1Checksum.h"
 
 #include "../ClientHandle.h"
-#include "../CompositeChat.h"
 #include "../Root.h"
 #include "../Server.h"
 #include "../World.h"
+#include "../StringCompression.h"
+#include "../CompositeChat.h"
+#include "../Statistics.h"
 
-#include "../Entities/Player.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 "../Mobs/IncludeAllMonsters.h"
+#include "../UI/Window.h"
+
+#include "../BlockEntities/BeaconEntity.h"
+#include "../BlockEntities/CommandBlockEntity.h"
+#include "../BlockEntities/MobHeadEntity.h"
+#include "../BlockEntities/FlowerPotEntity.h"
+#include "Bindings/PluginManager.h"
 
 
 
@@ -55,7 +76,13 @@ Implements the 1.8.x protocol classes:
 
 
 const int MAX_ENC_LEN = 512;  // Maximum size of the encrypted message; should be 128, but who knows...
-class cProtocol176;
+
+
+
+
+
+// fwd: main.cpp:
+extern bool g_ShouldLogCommIn, g_ShouldLogCommOut;
 
 
 
@@ -65,171 +92,260 @@ class cProtocol176;
 // cProtocol180:
 
 cProtocol180::cProtocol180(cClientHandle * a_Client, const AString & a_ServerAddress, UInt16 a_ServerPort, UInt32 a_State) :
-	super(a_Client, a_ServerAddress, a_ServerPort, a_State)
+	super(a_Client, cProtocolRecognizer::PROTO_VERSION_1_8_0),
+	m_ServerAddress(a_ServerAddress),
+	m_ServerPort(a_ServerPort),
+	m_State(a_State),
+	m_ReceivedData(32 KiB),
+	m_OutPacketBuffer(64 KiB),
+	m_OutPacketLenBuffer(20),  // 20 bytes is more than enough for one VarInt
+	m_IsEncrypted(false),
+	m_LastSentDimension(dimNotSet)
 {
-	m_ProtocolVersion = cProtocolRecognizer::PROTO_VERSION_1_8_0;
+	// Create the comm log file, if so requested:
+	if (g_ShouldLogCommIn || g_ShouldLogCommOut)
+	{
+		static int sCounter = 0;
+		cFile::CreateFolder("CommLogs");
+		AString FileName = Printf("CommLogs/%x_%d__%s.log", (unsigned)time(NULL), sCounter++, a_Client->GetIPString().c_str());
+		m_CommLogFile.Open(FileName, cFile::fmWrite);
+	}
 }
 
 
 
 
 
-void cProtocol180::SendPlayerSpawn(const cPlayer & a_Player)
+void cProtocol180::DataReceived(const char * a_Data, size_t a_Size)
 {
-	// Called to spawn another player for the client
-	cPacketizer Pkt(*this, 0x0c);  // Spawn Player packet
-	Pkt.WriteVarInt(a_Player.GetUniqueID());
+	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, (Byte *)a_Data, NumBytes);
+			AddReceivedData((const char *)Decrypted, NumBytes);
+			a_Size -= NumBytes;
+			a_Data += NumBytes;
+		}
+	}
+	else
+	{
+		AddReceivedData(a_Data, a_Size);
+	}
+}
 
-	// Send UUID:
-	AString UUID = cMojangAPI::MakeUUIDShort(a_Player.GetClientHandle()->GetUUID());
 
-	Int64 MostSignificantBits = 0;
-	Int64 LeastSignificantBits = 0;
 
-	for (size_t i = 0; i < UUID.length(); i++)
-	{
-		MostSignificantBits += (UUID[i] & 0xff) >> 7;
-		LeastSignificantBits += UUID[i] & 1;
-	}
-	Pkt.WriteInt64(4053239666997989821);
-	Pkt.WriteInt64(-5603022497796657139);
-	LOG("Bits: %i, %i", (int)MostSignificantBits, (int)LeastSignificantBits);
 
-	// Pkt.WriteString(cMojangAPI::MakeUUIDDashed(a_Player.GetClientHandle()->GetUUID()));
 
-	Pkt.WriteFPInt(a_Player.GetPosX());
-	Pkt.WriteFPInt(a_Player.GetPosY());
-	Pkt.WriteFPInt(a_Player.GetPosZ());
-	Pkt.WriteByteAngle(a_Player.GetYaw());
-	Pkt.WriteByteAngle(a_Player.GetPitch());
-	short ItemType = a_Player.GetEquippedItem().IsEmpty() ? 0 : a_Player.GetEquippedItem().m_ItemType;
-	Pkt.WriteShort(ItemType);
-	Pkt.WriteByte((3 << 5) | 6);  // Metadata: float + index 6
-	Pkt.WriteFloat((float)a_Player.GetHealth());
-	Pkt.WriteByte((4 << 5 | (2 & 0x1F)) & 0xFF);
-	Pkt.WriteString(a_Player.GetName());
-	Pkt.WriteByte(0x7f);  // Metadata: end
+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.WriteInt(a_Entity.GetUniqueID());
+	Pkt.WriteInt((a_Vehicle != NULL) ? a_Vehicle->GetUniqueID() : 0);
+	Pkt.WriteBool(false);
 }
 
 
 
 
 
-void cProtocol180::SendPlayerMaxSpeed(void)
+void cProtocol180::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, 0x20);  // Entity Properties
-	cPlayer * Player = m_Client->GetPlayer();
-	Pkt.WriteVarInt(Player->GetUniqueID());
-	Pkt.WriteInt(1);  // Count
-	Pkt.WriteString("generic.movementSpeed");
-	// The default game speed is 0.1, multiply that value by the relative speed:
-	Pkt.WriteDouble(0.1 * Player->GetNormalMaxSpeed());
-	if (Player->IsSprinting())
-	{
-		Pkt.WriteVarInt(1);  // Modifier count
-		Pkt.WriteInt64(0x662a6b8dda3e4c1c);
-		Pkt.WriteInt64(0x881396ea6097278d);  // UUID of the modifier
-		Pkt.WriteDouble(Player->GetSprintingMaxSpeed() - Player->GetNormalMaxSpeed());
-		Pkt.WriteByte(2);
-	}
-	else
-	{
-		Pkt.WriteVarInt(0);  // Modifier count
-	}
+	cPacketizer Pkt(*this, 0x24);  // Block Action packet
+	Pkt.WritePosition(a_BlockX, a_BlockY, a_BlockZ);
+	Pkt.WriteByte(a_Byte1);
+	Pkt.WriteByte(a_Byte2);
+	Pkt.WriteVarInt(a_BlockType);
 }
 
 
 
 
 
-void cProtocol180::SendSoundParticleEffect(int a_EffectID, int a_SrcX, int a_SrcY, int a_SrcZ, int a_Data)
+void cProtocol180::SendBlockBreakAnim(int a_EntityID, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Stage)
 {
 	ASSERT(m_State == 3);  // In game mode?
 	
-	cPacketizer Pkt(*this, 0x28);  // Effect packet
-	Pkt.WriteInt(a_EffectID);
-	Pkt.WritePosition(a_SrcX, a_SrcY, a_SrcZ);
-	Pkt.WriteInt(a_Data);
-	Pkt.WriteBool(false);
+	cPacketizer Pkt(*this, 0x25);  // Block Break Animation packet
+	Pkt.WriteVarInt(a_EntityID);
+	Pkt.WritePosition(a_BlockX, a_BlockY, a_BlockZ);
+	Pkt.WriteChar(a_Stage);
 }
 
 
 
 
 
-void cProtocol180::SendLoginSuccess(void)
+void cProtocol180::SendBlockChange(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta)
 {
-	ASSERT(m_State == 2);  // State: login?
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, 0x23);  // Block Change packet
+	Pkt.WritePosition(a_BlockX, a_BlockY, a_BlockZ);
+	Pkt.WriteVarInt(((UInt32)a_BlockType << 4) | ((UInt32)a_BlockMeta & 15));
+}
 
-	// Enable compression:
-	{
-		cPacketizer Pkt(*this, 0x03);  // Set compression packet
-		Pkt.WriteVarInt(256);
-	}
 
-	m_State = 3;  // State = Game
 
+
+
+void cProtocol180::SendBlockChanges(int a_ChunkX, int a_ChunkZ, const sSetBlockVector & a_Changes)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	/*cPacketizer Pkt(*this, 0x22);  // Multi Block Change packet
+	Pkt.WriteInt(a_ChunkX);
+	Pkt.WriteInt(a_ChunkZ);
+	Pkt.WriteVarInt((UInt32)a_Changes.size());
+	for (sSetBlockVector::const_iterator itr = a_Changes.begin(), end = a_Changes.end(); itr != end; ++itr)
 	{
-		cPacketizer Pkt(*this, 0x02);  // Login success packet
-		Pkt.WriteString(cMojangAPI::MakeUUIDDashed(m_Client->GetUUID()));
-		Pkt.WriteString(m_Client->GetUsername());
-	}
+		short Coords = itr->y | (itr->z << 8) | (itr->x << 12);
+		Pkt.WriteShort(Coords);
+
+		UInt32 Block = ((UInt32)itr->BlockType << 4) | ((UInt32)itr->BlockMeta & 15);
+		Pkt.WriteVarInt(Block);
+	}  // for itr - a_Changes[]*/
 }
 
 
 
 
 
-void cProtocol180::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_ParticleAmmount)
+void cProtocol180::SendChat(const AString & a_Message)
 {
 	ASSERT(m_State == 3);  // In game mode?
 	
-	/*cPacketizer Pkt(*this, 0x2A);
-	Pkt.WriteString(a_ParticleName);
-	Pkt.WriteFloat(a_SrcX);
-	Pkt.WriteFloat(a_SrcY);
-	Pkt.WriteFloat(a_SrcZ);
-	Pkt.WriteFloat(a_OffsetX);
-	Pkt.WriteFloat(a_OffsetY);
-	Pkt.WriteFloat(a_OffsetZ);
-	Pkt.WriteFloat(a_ParticleData);
-	Pkt.WriteInt(a_ParticleAmmount);*/
+	cPacketizer Pkt(*this, 0x02);  // Chat Message packet
+	Pkt.WriteString(Printf("{\"text\":\"%s\"}", EscapeString(a_Message).c_str()));
+	Pkt.WriteChar(0);
 }
 
 
 
 
 
-void cProtocol180::SendPlayerMoveLook(void)
+void cProtocol180::SendChat(const cCompositeChat & a_Message)
 {
 	ASSERT(m_State == 3);  // In game mode?
 	
-	cPacketizer Pkt(*this, 0x08);  // Player Position And Look packet
-	cPlayer * Player = m_Client->GetPlayer();
-	Pkt.WriteDouble(Player->GetPosX());
-	
-	// The "+ 0.001" is there because otherwise the player falls through the block they were standing on.
-	Pkt.WriteDouble(Player->GetStance() + 0.001);
+	// Compose the complete Json string to send:
+	Json::Value msg;
+	cWorld * World = m_Client->GetPlayer()->GetWorld();
+	msg["text"] = cClientHandle::FormatMessageType((World == NULL) ? false : World->ShouldUseChatPrefixes(), a_Message.GetMessageType(), a_Message.GetAdditionalMessageTypeData());  // The client crashes without this field being present
+	const cCompositeChat::cParts & Parts = a_Message.GetParts();
+	for (cCompositeChat::cParts::const_iterator itr = Parts.begin(), end = Parts.end(); itr != end; ++itr)
+	{
+		Json::Value Part;
+		switch ((*itr)->m_PartType)
+		{
+			case cCompositeChat::ptText:
+			{
+				Part["text"] = (*itr)->m_Text;
+				AddChatPartStyle(Part, (*itr)->m_Style);
+				break;
+			}
+			
+			case cCompositeChat::ptClientTranslated:
+			{
+				const cCompositeChat::cClientTranslatedPart & p = (const cCompositeChat::cClientTranslatedPart &)**itr;
+				Part["translate"] = p.m_Text;
+				Json::Value With;
+				for (AStringVector::const_iterator itrW = p.m_Parameters.begin(), endW = p.m_Parameters.end(); itrW != endW; ++itr)
+				{
+					With.append(*itrW);
+				}
+				if (!p.m_Parameters.empty())
+				{
+					Part["with"] = With;
+				}
+				AddChatPartStyle(Part, p.m_Style);
+				break;
+			}
+			
+			case cCompositeChat::ptUrl:
+			{
+				const cCompositeChat::cUrlPart & p = (const cCompositeChat::cUrlPart &)**itr;
+				Part["text"] = p.m_Text;
+				Json::Value Url;
+				Url["action"] = "open_url";
+				Url["value"] = p.m_Url;
+				Part["clickEvent"] = Url;
+				AddChatPartStyle(Part, p.m_Style);
+				break;
+			}
+			
+			case cCompositeChat::ptSuggestCommand:
+			case cCompositeChat::ptRunCommand:
+			{
+				const cCompositeChat::cCommandPart & p = (const cCompositeChat::cCommandPart &)**itr;
+				Part["text"] = p.m_Text;
+				Json::Value Cmd;
+				Cmd["action"] = (p.m_PartType == cCompositeChat::ptRunCommand) ? "run_command" : "suggest_command";
+				Cmd["value"] = p.m_Command;
+				Part["clickEvent"] = Cmd;
+				AddChatPartStyle(Part, p.m_Style);
+				break;
+			}
+
+			case cCompositeChat::ptShowAchievement:
+			{
+				const cCompositeChat::cShowAchievementPart & p = (const cCompositeChat::cShowAchievementPart &)**itr;
+				Part["translate"] = "chat.type.achievement";
+
+				Json::Value Ach;
+				Ach["action"] = "show_achievement";
+				Ach["value"] = p.m_Text;
+				
+				Json::Value AchColourAndName;
+				AchColourAndName["color"] = "green";
+				AchColourAndName["translate"] = p.m_Text;
+				AchColourAndName["hoverEvent"] = Ach;
+
+				Json::Value Extra;
+				Extra.append(AchColourAndName);
+
+				Json::Value Name;
+				Name["text"] = p.m_PlayerName;
+
+				Json::Value With;
+				With.append(Name);
+				With.append(Extra);
+
+				Part["with"] = With;
+				AddChatPartStyle(Part, p.m_Style);
+				break;
+			}
+		}
+		msg["extra"].append(Part);
+	}  // for itr - Parts[]
 	
-	Pkt.WriteDouble(Player->GetPosZ());
-	Pkt.WriteFloat((float)Player->GetYaw());
-	Pkt.WriteFloat((float)Player->GetPitch());
-	Pkt.WriteByte(0);
+	// Send the message to the client:
+	cPacketizer Pkt(*this, 0x02);
+	Pkt.WriteString(msg.toStyledString());
+	Pkt.WriteChar(0);
 }
 
 
 
 
 
-void cProtocol180::SendUseBed(const cEntity & a_Entity, int a_BlockX, int a_BlockY, int a_BlockZ)
+void cProtocol180::SendChunkData(int a_ChunkX, int a_ChunkZ, cChunkDataSerializer & a_Serializer)
 {
 	ASSERT(m_State == 3);  // In game mode?
-	
-	cPacketizer Pkt(*this, 0x0a);
-	Pkt.WriteVarInt(a_Entity.GetUniqueID());
-	Pkt.WritePosition(a_BlockX, a_BlockY, a_BlockZ);
+
+	// 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_8_0, a_ChunkX, a_ChunkZ);
+
+	cCSLock Lock(m_CSPacket);
+	SendData(ChunkData.data(), ChunkData.size());
 }
 
 
@@ -249,63 +365,95 @@ void cProtocol180::SendCollectEntity(const cEntity & a_Entity, const cPlayer & a
 
 
 
-void cProtocol180::SendEntityVelocity(const cEntity & a_Entity)
+void cProtocol180::SendDestroyEntity(const cEntity & a_Entity)
 {
 	ASSERT(m_State == 3);  // In game mode?
 	
-	cPacketizer Pkt(*this, 0x12);  // Entity Velocity packet
-	Pkt.WriteVarInt(a_Entity.GetUniqueID());
-	// 400 = 8000 / 20 ... Conversion from our speed in m/s to 8000 m/tick
-	Pkt.WriteShort((short)(a_Entity.GetSpeedX() * 400));
-	Pkt.WriteShort((short)(a_Entity.GetSpeedY() * 400));
-	Pkt.WriteShort((short)(a_Entity.GetSpeedZ() * 400));
+	/*cPacketizer Pkt(*this, 0x13);  // Destroy Entities packet
+	Pkt.WriteVarInt(1);
+	Pkt.WriteVarInt(a_Entity.GetUniqueID());*/
 }
 
 
 
 
 
-void cProtocol180::SendDestroyEntity(const cEntity & a_Entity)
+void cProtocol180::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, 0x40);
+			Pkt.WriteString(Printf("{\"text\":\"%s\"}", EscapeString(a_Reason).c_str()));
+			break;
+		}
+	}
+}
+
+
+
+
+
+void cProtocol180::SendEditSign(int a_BlockX, int a_BlockY, int a_BlockZ)
 {
 	ASSERT(m_State == 3);  // In game mode?
 	
-	/*cPacketizer Pkt(*this, 0x13);  // Destroy Entities packet
-	Pkt.WriteVarInt(1);
-	Pkt.WriteVarInt(a_Entity.GetUniqueID());*/
+	cPacketizer Pkt(*this, 0x36);  // Sign Editor Open packet
+	Pkt.WriteInt(a_BlockX);
+	Pkt.WriteInt(a_BlockY);
+	Pkt.WriteInt(a_BlockZ);
 }
 
 
 
 
 
-void cProtocol180::SendEntityRelMove(const cEntity & a_Entity, char a_RelX, char a_RelY, char a_RelZ)
+void cProtocol180::SendEntityEffect(const cEntity & a_Entity, int a_EffectID, int a_Amplifier, short a_Duration)
 {
 	ASSERT(m_State == 3);  // In game mode?
 	
-	/*cPacketizer Pkt(*this, 0x15);  // Entity Relative Move packet
+	cPacketizer Pkt(*this, 0x1D);  // Entity Effect packet
 	Pkt.WriteVarInt(a_Entity.GetUniqueID());
-	Pkt.WriteByte(a_RelX);
-	Pkt.WriteByte(a_RelY);
-	Pkt.WriteByte(a_RelZ);
-	Pkt.WriteBool(true);  // TODO: IsOnGround() on entities*/
+	Pkt.WriteByte(a_EffectID);
+	Pkt.WriteByte(a_Amplifier);
+	Pkt.WriteVarInt((UInt32)a_Duration);
+	Pkt.WriteBool(false);  // Hide particles
 }
 
 
 
 
 
-void cProtocol180::SendEntityRelMoveLook(const cEntity & a_Entity, char a_RelX, char a_RelY, char a_RelZ)
+void cProtocol180::SendEntityEquipment(const cEntity & a_Entity, short a_SlotNum, const cItem & a_Item)
 {
 	ASSERT(m_State == 3);  // In game mode?
 	
-	/*cPacketizer Pkt(*this, 0x17);  // Entity Look And Relative Move packet
-	Pkt.WriteVarInt(a_Entity.GetUniqueID());
-	Pkt.WriteByte(a_RelX);
-	Pkt.WriteByte(a_RelY);
-	Pkt.WriteByte(a_RelZ);
-	Pkt.WriteByteAngle(a_Entity.GetYaw());
-	Pkt.WriteByteAngle(a_Entity.GetPitch());
-	Pkt.WriteBool(true);  // TODO: IsOnGround() on entities*/
+	/*cPacketizer Pkt(*this, 0x04);  // Entity Equipment packet
+	Pkt.WriteVarInt((UInt32)a_Entity.GetUniqueID());
+	Pkt.WriteShort(a_SlotNum);
+	Pkt.WriteItem(a_Item);*/
+}
+
+
+
+
+
+void cProtocol180::SendEntityHeadLook(const cEntity & a_Entity)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	
+	/*cPacketizer Pkt(*this, 0x19);  // Entity Head Look packet
+	Pkt.WriteVarInt((UInt32)a_Entity.GetUniqueID());
+	Pkt.WriteByteAngle(a_Entity.GetHeadYaw());*/
 }
 
 
@@ -327,104 +475,128 @@ void cProtocol180::SendEntityLook(const cEntity & a_Entity)
 
 
 
-void cProtocol180::SendTeleportEntity(const cEntity & a_Entity)
+void cProtocol180::SendEntityMetadata(const cEntity & a_Entity)
 {
 	ASSERT(m_State == 3);  // In game mode?
 	
-	/*cPacketizer Pkt(*this, 0x18);
+	/*cPacketizer Pkt(*this, 0x1c);  // Entity Metadata packet
 	Pkt.WriteVarInt(a_Entity.GetUniqueID());
-	Pkt.WriteFPInt(a_Entity.GetPosX());
-	Pkt.WriteFPInt(a_Entity.GetPosY());
-	Pkt.WriteFPInt(a_Entity.GetPosZ());
-	Pkt.WriteByteAngle(a_Entity.GetYaw());
-	Pkt.WriteByteAngle(a_Entity.GetPitch());
-	Pkt.WriteBool(true);  // TODO: IsOnGrond() on entities*/
+	Pkt.WriteEntityMetadata(a_Entity);
+	Pkt.WriteByte(0x7f);  // The termination byte*/
 }
 
 
 
 
 
-void cProtocol180::SendEntityHeadLook(const cEntity & a_Entity)
+void cProtocol180::SendEntityProperties(const cEntity & a_Entity)
 {
 	ASSERT(m_State == 3);  // In game mode?
 	
-	/*cPacketizer Pkt(*this, 0x19);  // Entity Head Look packet
-	Pkt.WriteVarInt((UInt32)a_Entity.GetUniqueID());
-	Pkt.WriteByteAngle(a_Entity.GetHeadYaw());*/
+	cPacketizer Pkt(*this, 0x20);  // Entity Properties packet
+	Pkt.WriteVarInt(a_Entity.GetUniqueID());
+	Pkt.WriteEntityProperties(a_Entity);
 }
 
 
 
 
 
-void cProtocol180::SendEntityMetadata(const cEntity & a_Entity)
+void cProtocol180::SendEntityRelMove(const cEntity & a_Entity, char a_RelX, char a_RelY, char a_RelZ)
 {
 	ASSERT(m_State == 3);  // In game mode?
 	
-	/*cPacketizer Pkt(*this, 0x1c);  // Entity Metadata packet
+	/*cPacketizer Pkt(*this, 0x15);  // Entity Relative Move packet
 	Pkt.WriteVarInt(a_Entity.GetUniqueID());
-	Pkt.WriteEntityMetadata(a_Entity);
-	Pkt.WriteByte(0x7f);  // The termination byte*/
+	Pkt.WriteByte(a_RelX);
+	Pkt.WriteByte(a_RelY);
+	Pkt.WriteByte(a_RelZ);
+	Pkt.WriteBool(true);  // TODO: IsOnGround() on entities*/
 }
 
 
 
 
 
-void cProtocol180::SendEntityEffect(const cEntity & a_Entity, int a_EffectID, int a_Amplifier, short a_Duration)
+void cProtocol180::SendEntityRelMoveLook(const cEntity & a_Entity, char a_RelX, char a_RelY, char a_RelZ)
 {
 	ASSERT(m_State == 3);  // In game mode?
 	
-	cPacketizer Pkt(*this, 0x1D);  // Entity Effect packet
+	/*cPacketizer Pkt(*this, 0x17);  // Entity Look And Relative Move packet
 	Pkt.WriteVarInt(a_Entity.GetUniqueID());
-	Pkt.WriteByte(a_EffectID);
-	Pkt.WriteByte(a_Amplifier);
-	Pkt.WriteVarInt((UInt32)a_Duration);
-	Pkt.WriteBool(false);  // Hide particles
+	Pkt.WriteByte(a_RelX);
+	Pkt.WriteByte(a_RelY);
+	Pkt.WriteByte(a_RelZ);
+	Pkt.WriteByteAngle(a_Entity.GetYaw());
+	Pkt.WriteByteAngle(a_Entity.GetPitch());
+	Pkt.WriteBool(true);  // TODO: IsOnGround() on entities*/
 }
 
 
 
 
 
-void cProtocol180::SendRemoveEntityEffect(const cEntity & a_Entity, int a_EffectID)
+void cProtocol180::SendEntityStatus(const cEntity & a_Entity, char a_Status)
 {
 	ASSERT(m_State == 3);  // In game mode?
 	
-	cPacketizer Pkt(*this, 0x1e);
-	Pkt.WriteVarInt(a_Entity.GetUniqueID());
-	Pkt.WriteByte(a_EffectID);
+	cPacketizer Pkt(*this, 0x1a);  // Entity Status packet
+	Pkt.WriteInt(a_Entity.GetUniqueID());
+	Pkt.WriteChar(a_Status);
 }
 
 
 
 
 
-void cProtocol180::SendEntityProperties(const cEntity & a_Entity)
+void cProtocol180::SendEntityVelocity(const cEntity & a_Entity)
 {
 	ASSERT(m_State == 3);  // In game mode?
 	
-	cPacketizer Pkt(*this, 0x20);  // Entity Properties packet
+	cPacketizer Pkt(*this, 0x12);  // Entity Velocity packet
 	Pkt.WriteVarInt(a_Entity.GetUniqueID());
-	Pkt.WriteEntityProperties(a_Entity);
+	// 400 = 8000 / 20 ... Conversion from our speed in m/s to 8000 m/tick
+	Pkt.WriteShort((short)(a_Entity.GetSpeedX() * 400));
+	Pkt.WriteShort((short)(a_Entity.GetSpeedY() * 400));
+	Pkt.WriteShort((short)(a_Entity.GetSpeedZ() * 400));
 }
 
 
 
 
 
-void cProtocol180::SendKeepAlive(int a_PingID)
+void cProtocol180::SendExplosion(double a_BlockX, double a_BlockY, double a_BlockZ, float a_Radius, const cVector3iArray & a_BlocksAffected, const Vector3d & a_PlayerMotion)
 {
-	// Drop the packet if the protocol is not in the Game state yet (caused a client crash):
-	if (m_State != 3)
+	ASSERT(m_State == 3);  // In game mode?
+	
+	cPacketizer Pkt(*this, 0x27);  // Explosion packet
+	Pkt.WriteFloat((float)a_BlockX);
+	Pkt.WriteFloat((float)a_BlockY);
+	Pkt.WriteFloat((float)a_BlockZ);
+	Pkt.WriteFloat((float)a_Radius);
+	Pkt.WriteInt((int)a_BlocksAffected.size());
+	for (cVector3iArray::const_iterator itr = a_BlocksAffected.begin(), end = a_BlocksAffected.end(); itr != end; ++itr)
 	{
-		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;
-	}
+		Pkt.WriteChar((char)itr->x);
+		Pkt.WriteChar((char)itr->y);
+		Pkt.WriteChar((char)itr->z);
+	}  // for itr - a_BlockAffected[]
+	Pkt.WriteFloat((float)a_PlayerMotion.x);
+	Pkt.WriteFloat((float)a_PlayerMotion.y);
+	Pkt.WriteFloat((float)a_PlayerMotion.z);
+}
+
+
+
+
+
+void cProtocol180::SendGameMode(eGameMode a_GameMode)
+{
+	ASSERT(m_State == 3);  // In game mode?
 	
-	cPacketizer Pkt(*this, 0x00);  // Keep Alive packet
-	Pkt.WriteVarInt(a_PingID);
+	cPacketizer Pkt(*this, 0x2b);  // Change Game State packet
+	Pkt.WriteByte(3);  // Reason: Change game mode
+	Pkt.WriteFloat((float)a_GameMode);
 }
 
 
@@ -446,15 +618,83 @@ void cProtocol180::SendHealth(void)
 
 
 
-void cProtocol180::SendExperience(void)
+void cProtocol180::SendInventorySlot(char a_WindowID, short a_SlotNum, const cItem & a_Item)
 {
 	ASSERT(m_State == 3);  // In game mode?
 	
-	cPacketizer Pkt(*this, 0x1f);  // Experience Packet
-	cPlayer * Player = m_Client->GetPlayer();
-	Pkt.WriteFloat(Player->GetXpPercentage());
-	Pkt.WriteVarInt((UInt32)Player->GetXpLevel());
-	Pkt.WriteVarInt((UInt32)Player->GetCurrentXp());
+	cPacketizer Pkt(*this, 0x2f);  // Set Slot packet
+	Pkt.WriteChar(a_WindowID);
+	Pkt.WriteShort(a_SlotNum);
+	Pkt.WriteItem(a_Item);
+}
+
+
+
+
+
+void cProtocol180::SendKeepAlive(int 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, 0x00);  // Keep Alive packet
+	Pkt.WriteVarInt(a_PingID);
+}
+
+
+
+
+
+void cProtocol180::SendLogin(const cPlayer & a_Player, const cWorld & a_World)
+{
+	// Send the Join Game packet:
+	{
+		cServer * Server = cRoot::Get()->GetServer();
+		cPacketizer Pkt(*this, 0x01);  // Join Game packet
+		Pkt.WriteInt(a_Player.GetUniqueID());
+		Pkt.WriteByte((Byte)a_Player.GetEffectiveGameMode() | (Server->IsHardcore() ? 0x08 : 0));  // Hardcore flag bit 4
+		Pkt.WriteChar((char)a_World.GetDimension());
+		Pkt.WriteByte(2);  // TODO: Difficulty (set to Normal)
+		Pkt.WriteByte(std::min(Server->GetMaxPlayers(), 60));
+		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, 0x05);  // Spawn Position packet
+		Pkt.WritePosition(a_World.GetSpawnX(), a_World.GetSpawnY(), a_World.GetSpawnZ());
+	}
+	
+	// Send player abilities:
+	SendPlayerAbilities();
+}
+
+
+
+
+void cProtocol180::SendLoginSuccess(void)
+{
+	ASSERT(m_State == 2);  // State: login?
+
+	// Enable compression:
+	{
+		cPacketizer Pkt(*this, 0x03);  // Set compression packet
+		Pkt.WriteVarInt(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());
+	}
 }
 
 
@@ -476,6 +716,260 @@ void cProtocol180::SendPaintingSpawn(const cPainting & a_Painting)
 
 
 
+void cProtocol180::SendMapColumn(int a_ID, int a_X, int a_Y, const Byte * a_Colors, unsigned int a_Length)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	
+	cPacketizer Pkt(*this, 0x34);
+	Pkt.WriteVarInt(a_ID);
+	Pkt.WriteShort (3 + a_Length);
+
+	Pkt.WriteByte(0);
+	Pkt.WriteByte(a_X);
+	Pkt.WriteByte(a_Y);
+	
+	for (unsigned int i = 0; i < a_Length; ++i)
+	{
+		Pkt.WriteByte(a_Colors[i]);
+	}
+}
+
+
+
+
+
+void cProtocol180::SendMapDecorators(int a_ID, const cMapDecoratorList & a_Decorators)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	
+	cPacketizer Pkt(*this, 0x34);
+	Pkt.WriteVarInt(a_ID);
+	Pkt.WriteShort ((short)(1 + (3 * a_Decorators.size())));
+
+	Pkt.WriteByte(1);
+	
+	for (cMapDecoratorList::const_iterator it = a_Decorators.begin(); it != a_Decorators.end(); ++it)
+	{
+		Pkt.WriteByte((it->GetType() << 4) | (it->GetRot() & 0xf));
+		Pkt.WriteByte(it->GetPixelX());
+		Pkt.WriteByte(it->GetPixelZ());
+	}
+}
+
+
+
+
+
+void cProtocol180::SendMapInfo(int a_ID, unsigned int a_Scale)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	
+	cPacketizer Pkt(*this, 0x34);
+	Pkt.WriteVarInt(a_ID);
+	Pkt.WriteShort (2);
+
+	Pkt.WriteByte(2);
+	Pkt.WriteByte(a_Scale);
+}
+
+
+
+
+
+
+void cProtocol180::SendPickupSpawn(const cPickup & a_Pickup)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	
+	/*{
+		cPacketizer Pkt(*this, 0x0e);  // Spawn Object packet
+		Pkt.WriteVarInt(a_Pickup.GetUniqueID());
+		Pkt.WriteByte(2);  // Type = Pickup
+		Pkt.WriteFPInt(a_Pickup.GetPosX());
+		Pkt.WriteFPInt(a_Pickup.GetPosY());
+		Pkt.WriteFPInt(a_Pickup.GetPosZ());
+		Pkt.WriteByteAngle(a_Pickup.GetYaw());
+		Pkt.WriteByteAngle(a_Pickup.GetPitch());
+		Pkt.WriteInt(0);  // No object data
+	}
+
+	{
+		cPacketizer Pkt(*this, 0x1c);  // Entity Metadata packet
+		Pkt.WriteVarInt(a_Pickup.GetUniqueID());
+		Pkt.WriteByte((0x05 << 5) | 10);  // Slot type + index 10
+		Pkt.WriteItem(a_Pickup.GetItem());
+		Pkt.WriteByte(0x7f);  // End of metadata
+	}*/
+}
+
+
+
+
+
+void cProtocol180::SendPlayerAbilities(void)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	
+	cPacketizer Pkt(*this, 0x39);  // 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.WriteByte(Flags);
+	Pkt.WriteFloat((float)(0.05 * Player->GetFlyingMaxSpeed()));
+	Pkt.WriteFloat((float)(0.1 * Player->GetNormalMaxSpeed()));
+}
+
+
+
+
+
+void cProtocol180::SendEntityAnimation(const cEntity & a_Entity, char a_Animation)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	
+	cPacketizer Pkt(*this, 0x0b);  // Animation packet
+	Pkt.WriteVarInt(a_Entity.GetUniqueID());
+	Pkt.WriteChar(a_Animation);
+}
+
+
+
+
+
+void cProtocol180::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_ParticleAmmount)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	
+	/*cPacketizer Pkt(*this, 0x2A);
+	Pkt.WriteString(a_ParticleName);
+	Pkt.WriteFloat(a_SrcX);
+	Pkt.WriteFloat(a_SrcY);
+	Pkt.WriteFloat(a_SrcZ);
+	Pkt.WriteFloat(a_OffsetX);
+	Pkt.WriteFloat(a_OffsetY);
+	Pkt.WriteFloat(a_OffsetZ);
+	Pkt.WriteFloat(a_ParticleData);
+	Pkt.WriteInt(a_ParticleAmmount);*/
+}
+
+
+
+
+
+void cProtocol180::SendPlayerListItem(const cPlayer & a_Player, bool a_IsOnline)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	
+	/*cPacketizer Pkt(*this, 0x38);  // Playerlist Item packet
+	Pkt.WriteString(a_Player.GetName());
+	Pkt.WriteBool(a_IsOnline);
+	Pkt.WriteShort(a_IsOnline ? a_Player.GetClientHandle()->GetPing() : 0);*/
+}
+
+
+
+
+
+void cProtocol180::SendPlayerMaxSpeed(void)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	
+	cPacketizer Pkt(*this, 0x20);  // Entity Properties
+	cPlayer * Player = m_Client->GetPlayer();
+	Pkt.WriteVarInt(Player->GetUniqueID());
+	Pkt.WriteInt(1);  // Count
+	Pkt.WriteString("generic.movementSpeed");
+	// The default game speed is 0.1, multiply that value by the relative speed:
+	Pkt.WriteDouble(0.1 * Player->GetNormalMaxSpeed());
+	if (Player->IsSprinting())
+	{
+		Pkt.WriteVarInt(1);  // Modifier count
+		Pkt.WriteInt64(0x662a6b8dda3e4c1c);
+		Pkt.WriteInt64(0x881396ea6097278d);  // UUID of the modifier
+		Pkt.WriteDouble(Player->GetSprintingMaxSpeed() - Player->GetNormalMaxSpeed());
+		Pkt.WriteByte(2);
+	}
+	else
+	{
+		Pkt.WriteVarInt(0);  // Modifier count
+	}
+}
+
+
+
+
+
+void cProtocol180::SendPlayerMoveLook(void)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	
+	cPacketizer Pkt(*this, 0x08);  // Player Position And Look packet
+	cPlayer * Player = m_Client->GetPlayer();
+	Pkt.WriteDouble(Player->GetPosX());
+	
+	// The "+ 0.001" is there because otherwise the player falls through the block they were standing on.
+	Pkt.WriteDouble(Player->GetStance() + 0.001);
+	
+	Pkt.WriteDouble(Player->GetPosZ());
+	Pkt.WriteFloat((float)Player->GetYaw());
+	Pkt.WriteFloat((float)Player->GetPitch());
+	Pkt.WriteByte(0);
+}
+
+
+
+
+
+void cProtocol180::SendPlayerPosition(void)
+{
+	// There is no dedicated packet for this, send the whole thing:
+	SendPlayerMoveLook();
+}
+
+
+
+
+
+void cProtocol180::SendPlayerSpawn(const cPlayer & a_Player)
+{
+	// Called to spawn another player for the client
+	cPacketizer Pkt(*this, 0x0c);  // Spawn Player packet
+	Pkt.WriteVarInt(a_Player.GetUniqueID());
+
+	// Fake UUID
+	Pkt.WriteInt64(4053239666997989821);
+	Pkt.WriteInt64(-5603022497796657139);
+
+	Pkt.WriteFPInt(a_Player.GetPosX());
+	Pkt.WriteFPInt(a_Player.GetPosY());
+	Pkt.WriteFPInt(a_Player.GetPosZ());
+	Pkt.WriteByteAngle(a_Player.GetYaw());
+	Pkt.WriteByteAngle(a_Player.GetPitch());
+	short ItemType = a_Player.GetEquippedItem().IsEmpty() ? 0 : a_Player.GetEquippedItem().m_ItemType;
+	Pkt.WriteShort(ItemType);
+	Pkt.WriteByte((3 << 5) | 6);  // Metadata: float + index 6
+	Pkt.WriteFloat((float)a_Player.GetHealth());
+	Pkt.WriteByte((4 << 5 | (2 & 0x1F)) & 0xFF);
+	Pkt.WriteString(a_Player.GetName());
+	Pkt.WriteByte(0x7f);  // Metadata: end
+}
+
+
+
+
+
 void cProtocol180::SendPluginMessage(const AString & a_Channel, const AString & a_Message)
 {
 	ASSERT(m_State == 3);  // In game mode?
@@ -489,333 +983,748 @@ void cProtocol180::SendPluginMessage(const AString & a_Channel, const AString &
 
 
 
-void cProtocol180::SendUnloadChunk(int a_ChunkX, int a_ChunkZ)
+void cProtocol180::SendRemoveEntityEffect(const cEntity & a_Entity, int a_EffectID)
 {
 	ASSERT(m_State == 3);  // In game mode?
 	
-	cPacketizer Pkt(*this, 0x21);  // Chunk Data packet
-	Pkt.WriteInt(a_ChunkX);
-	Pkt.WriteInt(a_ChunkZ);
-	Pkt.WriteBool(true);
-	Pkt.WriteShort(0);  // Primary bitmap
-	Pkt.WriteVarInt(0);  // Data size
+	cPacketizer Pkt(*this, 0x1e);
+	Pkt.WriteVarInt(a_Entity.GetUniqueID());
+	Pkt.WriteByte(a_EffectID);
 }
 
 
 
 
 
-void cProtocol180::SendChunkData(int a_ChunkX, int a_ChunkZ, cChunkDataSerializer & a_Serializer)
+void cProtocol180::SendRespawn(eDimension a_Dimension, bool a_ShouldIgnoreDimensionChecks)
 {
-	ASSERT(m_State == 3);  // In game mode?
+	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;
+	}
 
-	// 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_8_0, a_ChunkX, a_ChunkZ);
+	cPacketizer Pkt(*this, 0x07);  // Respawn packet
+	cPlayer * Player = m_Client->GetPlayer();
+	Pkt.WriteInt((int)a_Dimension);
+	Pkt.WriteByte(2);  // TODO: Difficulty (set to Normal)
+	Pkt.WriteByte((Byte)Player->GetEffectiveGameMode());
+	Pkt.WriteString("default");
+	m_LastSentDimension = a_Dimension;
+}
 
-	cCSLock Lock(m_CSPacket);
-	SendData(ChunkData.data(), ChunkData.size());
+
+
+
+
+void cProtocol180::SendExperience(void)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	
+	cPacketizer Pkt(*this, 0x1f);  // Experience Packet
+	cPlayer * Player = m_Client->GetPlayer();
+	Pkt.WriteFloat(Player->GetXpPercentage());
+	Pkt.WriteVarInt((UInt32)Player->GetXpLevel());
+	Pkt.WriteVarInt((UInt32)Player->GetCurrentXp());
 }
 
 
 
 
 
-void cProtocol180::SendBlockChange(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta)
+void cProtocol180::SendExperienceOrb(const cExpOrb & a_ExpOrb)
 {
 	ASSERT(m_State == 3);  // In game mode?
 	
-	cPacketizer Pkt(*this, 0x23);  // Block Change packet
-	Pkt.WritePosition(a_BlockX, a_BlockY, a_BlockZ);
+	cPacketizer Pkt(*this, 0x11);
+	Pkt.WriteVarInt(a_ExpOrb.GetUniqueID());
+	Pkt.WriteFPInt(a_ExpOrb.GetPosX());
+	Pkt.WriteFPInt(a_ExpOrb.GetPosY());
+	Pkt.WriteFPInt(a_ExpOrb.GetPosZ());
+	Pkt.WriteShort(a_ExpOrb.GetReward());
+}
+
 
-	UInt32 Block = ((UInt32)a_BlockType << 4) | ((UInt32)a_BlockMeta & 15);
-	Pkt.WriteVarInt(Block);
+
+
+
+void cProtocol180::SendScoreboardObjective(const AString & a_Name, const AString & a_DisplayName, Byte a_Mode)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	
+	cPacketizer Pkt(*this, 0x3b);
+	Pkt.WriteString(a_Name);
+	Pkt.WriteString(a_DisplayName);
+	Pkt.WriteByte(a_Mode);
 }
 
 
 
 
 
-void cProtocol180::SendBlockChanges(int a_ChunkX, int a_ChunkZ, const sSetBlockVector & a_Changes)
+void cProtocol180::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, 0x3c);
+	Pkt.WriteString(a_Player);
+	Pkt.WriteByte(a_Mode);
 
-	/*cPacketizer Pkt(*this, 0x22);  // Multi Block Change packet
-	Pkt.WriteInt(a_ChunkX);
-	Pkt.WriteInt(a_ChunkZ);
-	Pkt.WriteVarInt((UInt32)a_Changes.size());
-	for (sSetBlockVector::const_iterator itr = a_Changes.begin(), end = a_Changes.end(); itr != end; ++itr)
+	if (a_Mode != 1)
 	{
-		short Coords = itr->y | (itr->z << 8) | (itr->x << 12);
-		Pkt.WriteShort(Coords);
+		Pkt.WriteString(a_Objective);
+		Pkt.WriteInt((int) a_Score);
+	}
+}
 
-		UInt32 Block = ((UInt32)itr->BlockType << 4) | ((UInt32)itr->BlockMeta & 15);
-		Pkt.WriteVarInt(Block);
-	}  // for itr - a_Changes[]*/
+
+
+
+
+void cProtocol180::SendDisplayObjective(const AString & a_Objective, cScoreboard::eDisplaySlot a_Display)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	
+	cPacketizer Pkt(*this, 0x3d);
+	Pkt.WriteByte((int) a_Display);
+	Pkt.WriteString(a_Objective);
 }
 
 
 
 
 
-void cProtocol180::SendChat(const AString & a_Message)
+void cProtocol180::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, 0x29);  // Sound Effect packet
+	Pkt.WriteString(a_SoundName);
+	Pkt.WriteInt((int)(a_X * 8.0));
+	Pkt.WriteInt((int)(a_Y * 8.0));
+	Pkt.WriteInt((int)(a_Z * 8.0));
+	Pkt.WriteFloat(a_Volume);
+	Pkt.WriteByte((Byte)(a_Pitch * 63));
+}
+
+
+
+
+
+void cProtocol180::SendSoundParticleEffect(int a_EffectID, int a_SrcX, int a_SrcY, int a_SrcZ, int a_Data)
 {
 	ASSERT(m_State == 3);  // In game mode?
 	
-	cPacketizer Pkt(*this, 0x02);  // Chat Message packet
-	Pkt.WriteString(Printf("{\"text\":\"%s\"}", EscapeString(a_Message).c_str()));
-	Pkt.WriteChar(0);
+	cPacketizer Pkt(*this, 0x28);  // Effect packet
+	Pkt.WriteInt(a_EffectID);
+	Pkt.WritePosition(a_SrcX, a_SrcY, a_SrcZ);
+	Pkt.WriteInt(a_Data);
+	Pkt.WriteBool(false);
 }
 
 
 
 
 
-void cProtocol180::SendChat(const cCompositeChat & a_Message)
+void cProtocol180::SendSpawnFallingBlock(const cFallingBlock & a_FallingBlock)
 {
 	ASSERT(m_State == 3);  // In game mode?
+	
+	cPacketizer Pkt(*this, 0x0e);  // Spawn Object packet
+	Pkt.WriteVarInt(a_FallingBlock.GetUniqueID());
+	Pkt.WriteByte(70);  // Falling block
+	Pkt.WriteFPInt(a_FallingBlock.GetPosX());
+	Pkt.WriteFPInt(a_FallingBlock.GetPosY());
+	Pkt.WriteFPInt(a_FallingBlock.GetPosZ());
+	Pkt.WriteByteAngle(a_FallingBlock.GetYaw());
+	Pkt.WriteByteAngle(a_FallingBlock.GetPitch());
+	Pkt.WriteInt(((int)a_FallingBlock.GetBlockType()) | (((int)a_FallingBlock.GetBlockMeta()) << 16));  // Or 0x10
+	Pkt.WriteShort((short)(a_FallingBlock.GetSpeedX() * 400));
+	Pkt.WriteShort((short)(a_FallingBlock.GetSpeedY() * 400));
+	Pkt.WriteShort((short)(a_FallingBlock.GetSpeedZ() * 400));
+}
 
-	// Compose the complete Json string to send:
-	Json::Value msg;
-	cWorld * World = m_Client->GetPlayer()->GetWorld();
-	msg["text"] = cClientHandle::FormatMessageType((World == NULL) ? false : World->ShouldUseChatPrefixes(), a_Message.GetMessageType(), a_Message.GetAdditionalMessageTypeData());  // The client crashes without this field being present
-	const cCompositeChat::cParts & Parts = a_Message.GetParts();
-	for (cCompositeChat::cParts::const_iterator itr = Parts.begin(), end = Parts.end(); itr != end; ++itr)
-	{
-		Json::Value Part;
-		switch ((*itr)->m_PartType)
-		{
-			case cCompositeChat::ptText:
-			{
-				Part["text"] = (*itr)->m_Text;
-				AddChatPartStyle(Part, (*itr)->m_Style);
-				break;
-			}
-			
-			case cCompositeChat::ptClientTranslated:
-			{
-				const cCompositeChat::cClientTranslatedPart & p = (const cCompositeChat::cClientTranslatedPart &)**itr;
-				Part["translate"] = p.m_Text;
-				Json::Value With;
-				for (AStringVector::const_iterator itrW = p.m_Parameters.begin(), endW = p.m_Parameters.end(); itrW != endW; ++itr)
-				{
-					With.append(*itrW);
-				}
-				if (!p.m_Parameters.empty())
-				{
-					Part["with"] = With;
-				}
-				AddChatPartStyle(Part, p.m_Style);
-				break;
-			}
-			
-			case cCompositeChat::ptUrl:
-			{
-				const cCompositeChat::cUrlPart & p = (const cCompositeChat::cUrlPart &)**itr;
-				Part["text"] = p.m_Text;
-				Json::Value Url;
-				Url["action"] = "open_url";
-				Url["value"] = p.m_Url;
-				Part["clickEvent"] = Url;
-				AddChatPartStyle(Part, p.m_Style);
-				break;
-			}
-			
-			case cCompositeChat::ptSuggestCommand:
-			case cCompositeChat::ptRunCommand:
-			{
-				const cCompositeChat::cCommandPart & p = (const cCompositeChat::cCommandPart &)**itr;
-				Part["text"] = p.m_Text;
-				Json::Value Cmd;
-				Cmd["action"] = (p.m_PartType == cCompositeChat::ptRunCommand) ? "run_command" : "suggest_command";
-				Cmd["value"] = p.m_Command;
-				Part["clickEvent"] = Cmd;
-				AddChatPartStyle(Part, p.m_Style);
-				break;
-			}
 
-			case cCompositeChat::ptShowAchievement:
-			{
-				const cCompositeChat::cShowAchievementPart & p = (const cCompositeChat::cShowAchievementPart &)**itr;
-				Part["translate"] = "chat.type.achievement";
 
-				Json::Value Ach;
-				Ach["action"] = "show_achievement";
-				Ach["value"] = p.m_Text;
-				
-				Json::Value AchColourAndName;
-				AchColourAndName["color"] = "green";
-				AchColourAndName["translate"] = p.m_Text;
-				AchColourAndName["hoverEvent"] = Ach;
 
-				Json::Value Extra;
-				Extra.append(AchColourAndName);
 
-				Json::Value Name;
-				Name["text"] = p.m_PlayerName;
+void cProtocol180::SendSpawnMob(const cMonster & a_Mob)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	
+	cPacketizer Pkt(*this, 0x0f);  // Spawn Mob packet
+	Pkt.WriteVarInt(a_Mob.GetUniqueID());
+	Pkt.WriteByte((Byte)a_Mob.GetMobType());
+	Pkt.WriteFPInt(a_Mob.GetPosX());
+	Pkt.WriteFPInt(a_Mob.GetPosY());
+	Pkt.WriteFPInt(a_Mob.GetPosZ());
+	Pkt.WriteByteAngle(a_Mob.GetPitch());
+	Pkt.WriteByteAngle(a_Mob.GetHeadYaw());
+	Pkt.WriteByteAngle(a_Mob.GetYaw());
+	Pkt.WriteShort((short)(a_Mob.GetSpeedX() * 400));
+	Pkt.WriteShort((short)(a_Mob.GetSpeedY() * 400));
+	Pkt.WriteShort((short)(a_Mob.GetSpeedZ() * 400));
+	Pkt.WriteEntityMetadata(a_Mob);
+	Pkt.WriteByte(0x7f);  // Metadata terminator
+}
 
-				Json::Value With;
-				With.append(Name);
-				With.append(Extra);
 
-				Part["with"] = With;
-				AddChatPartStyle(Part, p.m_Style);
-				break;
-			}
-		}
-		msg["extra"].append(Part);
-	}  // for itr - Parts[]
+
+
+
+void cProtocol180::SendSpawnObject(const cEntity & a_Entity, char a_ObjectType, int a_ObjectData, Byte a_Yaw, Byte a_Pitch)
+{
+	ASSERT(m_State == 3);  // In game mode?
 	
-	// Send the message to the client:
-	cPacketizer Pkt(*this, 0x02);
-	Pkt.WriteString(msg.toStyledString());
-	Pkt.WriteChar(0);
+	/*cPacketizer Pkt(*this, 0xe);  // Spawn Object packet
+	Pkt.WriteVarInt(a_Entity.GetUniqueID());
+	Pkt.WriteByte(a_ObjectType);
+	Pkt.WriteFPInt(a_Entity.GetPosX());
+	Pkt.WriteFPInt(a_Entity.GetPosY());
+	Pkt.WriteFPInt(a_Entity.GetPosZ());
+	Pkt.WriteByteAngle(a_Entity.GetPitch());
+	Pkt.WriteByteAngle(a_Entity.GetYaw());
+	Pkt.WriteInt(a_ObjectData);
+	if (a_ObjectData != 0)
+	{
+		Pkt.WriteShort((short)(a_Entity.GetSpeedX() * 400));
+		Pkt.WriteShort((short)(a_Entity.GetSpeedY() * 400));
+		Pkt.WriteShort((short)(a_Entity.GetSpeedZ() * 400));
+	}*/
 }
 
 
 
 
 
-void cProtocol180::SendEntityEquipment(const cEntity & a_Entity, short a_SlotNum, const cItem & a_Item)
+void cProtocol180::SendSpawnVehicle(const cEntity & a_Vehicle, char a_VehicleType, char a_VehicleSubType)
 {
 	ASSERT(m_State == 3);  // In game mode?
 	
-	/*cPacketizer Pkt(*this, 0x04);  // Entity Equipment packet
-	Pkt.WriteVarInt((UInt32)a_Entity.GetUniqueID());
-	Pkt.WriteShort(a_SlotNum);
-	Pkt.WriteItem(a_Item);*/
+	cPacketizer Pkt(*this, 0xe);  // Spawn Object packet
+	Pkt.WriteVarInt(a_Vehicle.GetUniqueID());
+	Pkt.WriteByte(a_VehicleType);
+	Pkt.WriteFPInt(a_Vehicle.GetPosX());
+	Pkt.WriteFPInt(a_Vehicle.GetPosY());
+	Pkt.WriteFPInt(a_Vehicle.GetPosZ());
+	Pkt.WriteByteAngle(a_Vehicle.GetPitch());
+	Pkt.WriteByteAngle(a_Vehicle.GetYaw());
+	Pkt.WriteInt(a_VehicleSubType);
+	if (a_VehicleSubType != 0)
+	{
+		Pkt.WriteShort((short)(a_Vehicle.GetSpeedX() * 400));
+		Pkt.WriteShort((short)(a_Vehicle.GetSpeedY() * 400));
+		Pkt.WriteShort((short)(a_Vehicle.GetSpeedZ() * 400));
+	}
 }
 
 
 
 
 
-void cProtocol180::SendLogin(const cPlayer & a_Player, const cWorld & a_World)
+void cProtocol180::SendStatistics(const cStatManager & a_Manager)
 {
-	// Send the Join Game packet:
+	ASSERT(m_State == 3);  // In game mode?
+	
+	cPacketizer Pkt(*this, 0x37);
+	Pkt.WriteVarInt(statCount);  // TODO 2014-05-11 xdot: Optimization: Send "dirty" statistics only
+
+	for (size_t i = 0; i < (size_t)statCount; ++i)
 	{
-		cServer * Server = cRoot::Get()->GetServer();
-		cPacketizer Pkt(*this, 0x01);  // Join Game packet
-		Pkt.WriteInt(a_Player.GetUniqueID());
-		Pkt.WriteByte((Byte)a_Player.GetEffectiveGameMode() | (Server->IsHardcore() ? 0x08 : 0));  // Hardcore flag bit 4
-		Pkt.WriteChar((char)a_World.GetDimension());
-		Pkt.WriteByte(2);  // TODO: Difficulty (set to Normal)
-		Pkt.WriteByte(std::min(Server->GetMaxPlayers(), 60));
-		Pkt.WriteString("default");  // Level type - wtf?
-		Pkt.WriteBool(false);  // Reduced Debug Info - wtf?
+		StatValue Value = a_Manager.GetValue((eStatistic) i);
+		const AString & StatName = cStatInfo::GetName((eStatistic) i);
+
+		Pkt.WriteString(StatName);
+		Pkt.WriteVarInt(Value);
 	}
-	m_LastSentDimension = a_World.GetDimension();
+}
+
+
+
+
+
+void cProtocol180::SendTabCompletionResults(const AStringVector & a_Results)
+{
+	ASSERT(m_State == 3);  // In game mode?
 	
-	// Send the spawn position:
+	cPacketizer Pkt(*this, 0x3a);  // Tab-Complete packet
+	Pkt.WriteVarInt((int)a_Results.size());
+
+	for (AStringVector::const_iterator itr = a_Results.begin(), end = a_Results.end(); itr != end; ++itr)
 	{
-		cPacketizer Pkt(*this, 0x05);  // Spawn Position packet
-		Pkt.WritePosition(a_World.GetSpawnX(), a_World.GetSpawnY(), a_World.GetSpawnZ());
+		Pkt.WriteString(*itr);
 	}
+}
+
+
+
+
+
+void cProtocol180::SendTeleportEntity(const cEntity & a_Entity)
+{
+	ASSERT(m_State == 3);  // In game mode?
 	
-	// Send player abilities:
-	SendPlayerAbilities();
+	/*cPacketizer Pkt(*this, 0x18);
+	Pkt.WriteVarInt(a_Entity.GetUniqueID());
+	Pkt.WriteFPInt(a_Entity.GetPosX());
+	Pkt.WriteFPInt(a_Entity.GetPosY());
+	Pkt.WriteFPInt(a_Entity.GetPosZ());
+	Pkt.WriteByteAngle(a_Entity.GetYaw());
+	Pkt.WriteByteAngle(a_Entity.GetPitch());
+	Pkt.WriteBool(true);  // TODO: IsOnGrond() on entities*/
 }
 
 
 
 
 
-bool cProtocol180::ReadItem(cByteBuffer & a_ByteBuffer, cItem & a_Item)
+void cProtocol180::SendThunderbolt(int a_BlockX, int a_BlockY, int a_BlockZ)
 {
-	HANDLE_PACKET_READ(a_ByteBuffer, ReadBEShort, short, ItemType);
-	if (ItemType == -1)
+	ASSERT(m_State == 3);  // In game mode?
+	
+	cPacketizer Pkt(*this, 0x2c);  // Spawn Global Entity packet
+	Pkt.WriteVarInt(0);  // EntityID = 0, always
+	Pkt.WriteByte(1);  // Type = Thunderbolt
+	Pkt.WriteFPInt(a_BlockX);
+	Pkt.WriteFPInt(a_BlockY);
+	Pkt.WriteFPInt(a_BlockZ);
+}
+
+
+
+
+
+void cProtocol180::SendTimeUpdate(Int64 a_WorldAge, Int64 a_TimeOfDay, bool a_DoDaylightCycle)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	if (!a_DoDaylightCycle)
 	{
-		// The item is empty, no more data follows
-		a_Item.Empty();
-		return true;
+		// 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);
 	}
-	a_Item.m_ItemType = ItemType;
 	
-	HANDLE_PACKET_READ(a_ByteBuffer, ReadChar,    char,  ItemCount);
-	HANDLE_PACKET_READ(a_ByteBuffer, ReadBEShort, short, ItemDamage);
-	a_Item.m_ItemCount  = ItemCount;
-	a_Item.m_ItemDamage = ItemDamage;
-	if (ItemCount <= 0)
+	cPacketizer Pkt(*this, 0x03);
+	Pkt.WriteInt64(a_WorldAge);
+	Pkt.WriteInt64(a_TimeOfDay);
+}
+
+
+
+
+
+void cProtocol180::SendUnloadChunk(int a_ChunkX, int a_ChunkZ)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	
+	cPacketizer Pkt(*this, 0x21);  // Chunk Data packet
+	Pkt.WriteInt(a_ChunkX);
+	Pkt.WriteInt(a_ChunkZ);
+	Pkt.WriteBool(true);
+	Pkt.WriteShort(0);  // Primary bitmap
+	Pkt.WriteVarInt(0);  // Data size
+}
+
+
+
+
+void cProtocol180::SendUpdateBlockEntity(cBlockEntity & a_BlockEntity)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	
+	cPacketizer Pkt(*this, 0x35);  // Update tile entity packet
+	Pkt.WriteInt(a_BlockEntity.GetPosX());
+	Pkt.WriteShort(a_BlockEntity.GetPosY());
+	Pkt.WriteInt(a_BlockEntity.GetPosZ());
+
+	Byte Action = 0;
+	switch (a_BlockEntity.GetBlockType())
 	{
-		a_Item.Empty();
+		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.WriteByte(Action);
 
-	HANDLE_PACKET_READ(a_ByteBuffer, ReadChar, char, FirstChar);
-	if (FirstChar == 0)
+	Pkt.WriteBlockEntity(a_BlockEntity);
+}
+
+
+
+
+
+void cProtocol180::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, 0x33);
+	Pkt.WriteInt(a_BlockX);
+	Pkt.WriteShort((short)a_BlockY);
+	Pkt.WriteInt(a_BlockZ);
+	// Need to send only up to 15 chars, otherwise the client crashes (#598)
+	Pkt.WriteString(a_Line1.substr(0, 15));
+	Pkt.WriteString(a_Line2.substr(0, 15));
+	Pkt.WriteString(a_Line3.substr(0, 15));
+	Pkt.WriteString(a_Line4.substr(0, 15));
+}
+
+
+
+
+
+void cProtocol180::SendUseBed(const cEntity & a_Entity, int a_BlockX, int a_BlockY, int a_BlockZ)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	
+	cPacketizer Pkt(*this, 0x0a);
+	Pkt.WriteVarInt(a_Entity.GetUniqueID());
+	Pkt.WritePosition(a_BlockX, a_BlockY, a_BlockZ);
+}
+
+
+
+
+
+void cProtocol180::SendWeather(eWeather a_Weather)
+{
+	ASSERT(m_State == 3);  // In game mode?
+	
 	{
-		// No metadata
-		return true;
+		cPacketizer Pkt(*this, 0x2b);  // Change Game State packet
+		Pkt.WriteByte((a_Weather == wSunny) ? 1 : 2);  // End rain / begin rain
+		Pkt.WriteFloat(0);  // Unused for weather
 	}
-	a_ByteBuffer.ReverseRead(1);
 
-	// Read the metadata
-	AString Metadata;
-	a_ByteBuffer.ReadAll(Metadata);
+	// TODO: Fade effect, somehow
+}
+
+
+
+
+
+void cProtocol180::SendWholeInventory(const cWindow & a_Window)
+{
+	ASSERT(m_State == 3);  // In game mode?
 	
-	ParseItemMetadata(a_Item, Metadata, false);
-	return true;
+	cPacketizer Pkt(*this, 0x30);  // Window Items packet
+	Pkt.WriteChar(a_Window.GetWindowID());
+	Pkt.WriteShort(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)
+	{
+		Pkt.WriteItem(*itr);
+	}  // for itr - Slots[]
 }
 
 
 
 
 
-void cProtocol180::HandlePacketCreativeInventoryAction(cByteBuffer & a_ByteBuffer)
+void cProtocol180::SendWindowClose(const cWindow & a_Window)
 {
-	HANDLE_READ(a_ByteBuffer, ReadBEShort, short, SlotNum);
-	cItem Item;
-	if (!ReadItem(a_ByteBuffer, Item))
+	ASSERT(m_State == 3);  // In game mode?
+	
+	cPacketizer Pkt(*this, 0x2e);
+	Pkt.WriteChar(a_Window.GetWindowID());
+}
+
+
+
+
+
+void cProtocol180::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;
 	}
-	m_Client->HandleCreativeInventory(SlotNum, Item);
+	
+	cPacketizer Pkt(*this, 0x2d);
+	Pkt.WriteChar(a_Window.GetWindowID());
+	Pkt.WriteChar(a_Window.GetWindowType());
+	Pkt.WriteString(a_Window.GetWindowTitle());
+	Pkt.WriteChar(a_Window.GetNumNonInventorySlots());
+	Pkt.WriteBool(true);
+	if (a_Window.GetWindowType() == cWindow::wtAnimalChest)
+	{
+		Pkt.WriteInt(0);  // TODO: The animal's EntityID
+	}
 }
 
 
 
 
 
-void cProtocol180::HandlePacketClientStatus(cByteBuffer & a_ByteBuffer)
+void cProtocol180::SendWindowProperty(const cWindow & a_Window, int a_Property, int a_Value)
 {
-	HANDLE_READ(a_ByteBuffer, ReadChar, char, ActionID);
-	switch (ActionID)
+	ASSERT(m_State == 3);  // In game mode?
+	
+	cPacketizer Pkt(*this, 0x31);  // Window Property packet
+	Pkt.WriteChar(a_Window.GetWindowID());
+	Pkt.WriteShort(a_Property);
+	Pkt.WriteShort(a_Value);
+}
+
+
+
+
+
+void cProtocol180::AddReceivedData(const char * a_Data, size_t a_Size)
+{
+	// Write the incoming data into the comm log file:
+	if (g_ShouldLogCommIn)
 	{
-		case 0:
+		if (m_ReceivedData.GetReadableSpace() > 0)
 		{
-			// Respawn
-			m_Client->HandleRespawn();
+			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: %d (0x%x) bytes: \n%s\n",
+			(unsigned)a_Size, (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;
 		}
-		case 1:
+		if (!m_ReceivedData.CanReadBytes(PacketLen))
 		{
-			// Request stats
-			const cStatManager & Manager = m_Client->GetPlayer()->GetStatManager();
-			SendStatistics(Manager);
+			// The full packet hasn't been received yet
+			m_ReceivedData.ResetRead();
+			break;
+		}
+		cByteBuffer bb(PacketLen + 1);
+		VERIFY(m_ReceivedData.ReadToByteBuffer(bb, (int)PacketLen));
+		m_ReceivedData.CommitRead();
+
+		// Compressed packets
+		if (m_State == 3)
+		{
+			UInt32 CompressedSize;
+			if (!bb.ReadVarInt(CompressedSize))
+			{
+				// Not enough data
+				break;
+			}
+		}
+
+		// Write one NUL extra, so that we can detect over-reads
+		bb.Write("\0", 1);
+		
+		UInt32 PacketType;
+		if (!bb.ReadVarInt(PacketType))
+		{
+			// Not enough data
+			break;
+		}
+
+		// Log the packet info into the comm log file:
+		if (g_ShouldLogCommIn)
+		{
+			AString PacketData;
+			bb.ReadAll(PacketData);
+			bb.ResetRead();
+			bb.ReadVarInt(PacketType);
+			ASSERT(PacketData.size() > 0);
+			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("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(), (int)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.Printf("^^^^^^ Unhandled packet ^^^^^^\n\n\n");
+			}
+			
+			return;
+		}
+
+		if (bb.GetReadableSpace() != 1)
+		{
+			// Read more or less than packet length, report as error
+			LOGWARNING("Protocol 1.7: 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.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))
+	{
+		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("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 cProtocol180::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:
 		{
-			// Open Inventory achievement
-			m_Client->GetPlayer()->AwardAchievement(achOpenInv);
+			// 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: HandlePacketKeepAlive              (a_ByteBuffer); return true;
+				case 0x01: HandlePacketChatMessage            (a_ByteBuffer); return true;
+				case 0x02: HandlePacketUseEntity              (a_ByteBuffer); return true;
+				case 0x03: HandlePacketPlayer                 (a_ByteBuffer); return true;
+				case 0x04: HandlePacketPlayerPos              (a_ByteBuffer); return true;
+				case 0x05: HandlePacketPlayerLook             (a_ByteBuffer); return true;
+				case 0x06: HandlePacketPlayerPosLook          (a_ByteBuffer); return true;
+				case 0x07: HandlePacketBlockDig               (a_ByteBuffer); return true;
+				case 0x08: HandlePacketBlockPlace             (a_ByteBuffer); return true;
+				case 0x09: HandlePacketSlotSelect             (a_ByteBuffer); return true;
+				case 0x0a: HandlePacketAnimation              (a_ByteBuffer); return true;
+				case 0x0b: HandlePacketEntityAction           (a_ByteBuffer); return true;
+				case 0x0c: HandlePacketSteerVehicle           (a_ByteBuffer); return true;
+				case 0x0d: HandlePacketWindowClose            (a_ByteBuffer); return true;
+				case 0x0e: HandlePacketWindowClick            (a_ByteBuffer); return true;
+				case 0x0f:  // Confirm transaction - not used in MCS
+				case 0x10: HandlePacketCreativeInventoryAction(a_ByteBuffer); return true;
+				case 0x11: HandlePacketEnchantItem            (a_ByteBuffer); return true;
+				case 0x12: HandlePacketUpdateSign             (a_ByteBuffer); return true;
+				case 0x13: HandlePacketPlayerAbilities        (a_ByteBuffer); return true;
+				case 0x14: HandlePacketTabComplete            (a_ByteBuffer); return true;
+				case 0x15: HandlePacketClientSettings         (a_ByteBuffer); return true;
+				case 0x16: HandlePacketClientStatus           (a_ByteBuffer); return true;
+				case 0x17: HandlePacketPluginMessage          (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 cProtocol180::HandlePacketPluginMessage(cByteBuffer & a_ByteBuffer)
+void cProtocol180::HandlePacketStatusPing(cByteBuffer & a_ByteBuffer)
 {
-	HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Channel);
-	AString Data;
-	if (!a_ByteBuffer.ReadString(Data, a_ByteBuffer.GetReadableSpace() - 1))
-	{
-		return;
-	}
-	m_Client->HandlePluginMessage(Channel, Data);
+	HANDLE_READ(a_ByteBuffer, ReadBEInt64, Int64, Timestamp);
+
+	cPacketizer Pkt(*this, 0x01);  // Ping packet
+	Pkt.WriteInt64(Timestamp);
 }
 
 
@@ -867,6 +1776,63 @@ void cProtocol180::HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer)
 
 
 
+void cProtocol180::HandlePacketLoginEncryptionResponse(cByteBuffer & a_ByteBuffer)
+{
+	UInt32 EncKeyLength, EncNonceLength;
+	a_ByteBuffer.ReadVarInt(EncKeyLength);
+	AString EncKey;
+	if (!a_ByteBuffer.ReadString(EncKey, EncKeyLength))
+	{
+		return;
+	}
+	a_ByteBuffer.ReadVarInt(EncNonceLength);
+	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();
+	Int32 DecryptedNonce[MAX_ENC_LEN / sizeof(Int32)];
+	int res = rsaDecryptor.Decrypt((const Byte *)EncNonce.data(), EncNonce.size(), (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]) != (unsigned)(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((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 cProtocol180::HandlePacketLoginStart(cByteBuffer & a_ByteBuffer)
 {
 	AString Username;
@@ -904,57 +1870,252 @@ void cProtocol180::HandlePacketLoginStart(cByteBuffer & a_ByteBuffer)
 
 
 
-void cProtocol180::HandlePacketLoginEncryptionResponse(cByteBuffer & a_ByteBuffer)
+void cProtocol180::HandlePacketAnimation(cByteBuffer & a_ByteBuffer)
 {
-	UInt32 EncKeyLength, EncNonceLength;
-	a_ByteBuffer.ReadVarInt(EncKeyLength);
-	AString EncKey;
-	if (!a_ByteBuffer.ReadString(EncKey, EncKeyLength))
+	HANDLE_READ(a_ByteBuffer, ReadBEInt, int,  EntityID);
+	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, Animation);
+	m_Client->HandleAnimation(Animation);
+}
+
+
+
+
+
+void cProtocol180::HandlePacketBlockDig(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, Status);
+
+	int BlockX, BlockY, BlockZ;
+	if (!a_ByteBuffer.ReadPosition(BlockX, BlockY, BlockZ))
 	{
 		return;
 	}
-	a_ByteBuffer.ReadVarInt(EncNonceLength);
-	AString EncNonce;
-	if (!a_ByteBuffer.ReadString(EncNonce, EncNonceLength))
+
+	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, Face);
+	m_Client->HandleLeftClick(BlockX, BlockY, BlockZ, static_cast<eBlockFace>(Face), Status);
+}
+
+
+
+
+
+void cProtocol180::HandlePacketBlockPlace(cByteBuffer & a_ByteBuffer)
+{
+	int BlockX, BlockY, BlockZ;
+	if (!a_ByteBuffer.ReadPosition(BlockX, BlockY, BlockZ))
 	{
 		return;
 	}
-	if ((EncKeyLength > MAX_ENC_LEN) || (EncNonceLength > MAX_ENC_LEN))
+
+	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, Face);
+	cItem Item;
+	ReadItem(a_ByteBuffer, Item);
+
+	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, CursorX);
+	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, CursorY);
+	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, CursorZ);
+	m_Client->HandleRightClick(BlockX, BlockY, BlockZ, static_cast<eBlockFace>(Face), CursorX, CursorY, CursorZ, m_Client->GetPlayer()->GetEquippedItem());
+}
+
+
+
+
+
+void cProtocol180::HandlePacketChatMessage(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Message);
+	m_Client->HandleChat(Message);
+}
+
+
+
+
+
+void cProtocol180::HandlePacketClientSettings(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Locale);
+	HANDLE_READ(a_ByteBuffer, ReadByte,          Byte,    ViewDistance);
+	HANDLE_READ(a_ByteBuffer, ReadByte,          Byte,    ChatFlags);
+	HANDLE_READ(a_ByteBuffer, ReadBool,          bool,    ChatColors);
+	HANDLE_READ(a_ByteBuffer, ReadChar,          char,    SkinFlags);
+	
+	m_Client->SetLocale(Locale);
+	// TODO: Handle other values
+}
+
+
+
+
+
+void cProtocol180::HandlePacketClientStatus(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadChar, char, ActionID);
+	switch (ActionID)
 	{
-		LOGD("Too long encryption");
-		m_Client->Kick("Hacked client");
-		return;
+		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;
+		}
 	}
+}
 
-	// Decrypt EncNonce using privkey
-	cRsaPrivateKey & rsaDecryptor = cRoot::Get()->GetServer()->GetPrivateKey();
-	Int32 DecryptedNonce[MAX_ENC_LEN / sizeof(Int32)];
-	int res = rsaDecryptor.Decrypt((const Byte *)EncNonce.data(), EncNonce.size(), (Byte *)DecryptedNonce, sizeof(DecryptedNonce));
-	if (res != 4)
+
+
+
+
+void cProtocol180::HandlePacketCreativeInventoryAction(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadBEShort, short, SlotNum);
+	cItem Item;
+	if (!ReadItem(a_ByteBuffer, Item))
 	{
-		LOGD("Bad nonce length: got %d, exp %d", res, 4);
-		m_Client->Kick("Hacked client");
 		return;
 	}
-	if (ntohl(DecryptedNonce[0]) != (unsigned)(uintptr_t)this)
+	m_Client->HandleCreativeInventory(SlotNum, Item);
+}
+
+
+
+
+
+void cProtocol180::HandlePacketEntityAction(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadVarInt, UInt32,  PlayerID);
+	HANDLE_READ(a_ByteBuffer, ReadChar,   char,    Action);
+	HANDLE_READ(a_ByteBuffer, ReadVarInt, UInt32,  JumpBoost);
+
+	switch (Action)
 	{
-		LOGD("Bad nonce value");
-		m_Client->Kick("Hacked client");
-		return;
+		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
 	}
-	
-	// Decrypt the symmetric encryption key using privkey:
-	Byte DecryptedKey[MAX_ENC_LEN];
-	res = rsaDecryptor.Decrypt((const Byte *)EncKey.data(), EncKey.size(), DecryptedKey, sizeof(DecryptedKey));
-	if (res != 16)
+}
+
+
+
+
+
+void cProtocol180::HandlePacketKeepAlive(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadVarInt, UInt32, KeepAliveID);
+	m_Client->HandleKeepAlive((int)KeepAliveID);
+}
+
+
+
+
+
+void cProtocol180::HandlePacketPlayer(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadBool, bool, IsOnGround);
+	// TODO: m_Client->HandlePlayerOnGround(IsOnGround);
+}
+
+
+
+
+
+void cProtocol180::HandlePacketPlayerAbilities(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadByte,    Byte,  Flags);
+	HANDLE_READ(a_ByteBuffer, ReadBEFloat, float, FlyingSpeed);
+	HANDLE_READ(a_ByteBuffer, ReadBEFloat, float, WalkingSpeed);
+
+	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 cProtocol180::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 cProtocol180::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 + 1.62, IsOnGround);
+}
+
+
+
+
+
+void cProtocol180::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 cProtocol180::HandlePacketPluginMessage(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Channel);
+	AString Data;
+	if (!a_ByteBuffer.ReadString(Data, a_ByteBuffer.GetReadableSpace() - 1))
 	{
-		LOGD("Bad key length");
-		m_Client->Kick("Hacked client");
 		return;
 	}
-	
-	StartEncryption(DecryptedKey);
-	m_Client->HandleLogin(4, m_Client->GetUsername());
+	m_Client->HandlePluginMessage(Channel, Data);
+}
+
+
+
+
+
+void cProtocol180::HandlePacketSlotSelect(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadBEShort, short, SlotNum);
+	m_Client->HandleSlotSelected(SlotNum);
 }
 
 
@@ -981,20 +2142,33 @@ void cProtocol180::HandlePacketSteerVehicle(cByteBuffer & a_ByteBuffer)
 
 
 
-void cProtocol180::HandlePacketEntityAction(cByteBuffer & a_ByteBuffer)
+void cProtocol180::HandlePacketTabComplete(cByteBuffer & a_ByteBuffer)
 {
-	HANDLE_READ(a_ByteBuffer, ReadVarInt, UInt32,  PlayerID);
-	HANDLE_READ(a_ByteBuffer, ReadChar,   char,    Action);
-	HANDLE_READ(a_ByteBuffer, ReadVarInt, UInt32,  JumpBoost);
+	HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Text);
+	HANDLE_READ(a_ByteBuffer, ReadBool, bool, HasPosition);
 
-	switch (Action)
+	if (HasPosition)
 	{
-		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
+		HANDLE_READ(a_ByteBuffer, ReadBEInt64, Int64, Position);
 	}
+
+	m_Client->HandleTabCompletion(Text);
+}
+
+
+
+
+
+void cProtocol180::HandlePacketUpdateSign(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadBEInt,         int,     BlockX);
+	HANDLE_READ(a_ByteBuffer, ReadBEShort,       short,   BlockY);
+	HANDLE_READ(a_ByteBuffer, ReadBEInt,         int,     BlockZ);
+	HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Line1);
+	HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Line2);
+	HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Line3);
+	HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Line4);
+	m_Client->HandleUpdateSign(BlockX, BlockY, BlockZ, Line1, Line2, Line3, Line4);
 }
 
 
@@ -1039,113 +2213,886 @@ void cProtocol180::HandlePacketUseEntity(cByteBuffer & a_ByteBuffer)
 
 
 
-void cProtocol180::HandlePacketKeepAlive(cByteBuffer & a_ByteBuffer)
+void cProtocol180::HandlePacketEnchantItem(cByteBuffer & a_ByteBuffer)
 {
-	HANDLE_READ(a_ByteBuffer, ReadVarInt, UInt32, KeepAliveID);
-	m_Client->HandleKeepAlive((int)KeepAliveID);
+	HANDLE_READ(a_ByteBuffer, ReadByte, Byte, WindowID);
+	HANDLE_READ(a_ByteBuffer, ReadByte, Byte, Enchantment);
+
+	m_Client->HandleEnchantItem(WindowID, Enchantment);
 }
 
 
 
 
 
-void cProtocol180::HandlePacketPlayerPos(cByteBuffer & a_ByteBuffer)
+void cProtocol180::HandlePacketWindowClick(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 + 1.62, IsOnGround);
+	HANDLE_READ(a_ByteBuffer, ReadChar,    char,  WindowID);
+	HANDLE_READ(a_ByteBuffer, ReadBEShort, short, SlotNum);
+	HANDLE_READ(a_ByteBuffer, ReadByte,    Byte,  Button);
+	HANDLE_READ(a_ByteBuffer, ReadBEShort, short, TransactionID);
+	HANDLE_READ(a_ByteBuffer, ReadByte,    Byte,  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 != -999) ? caLeftClick  : caLeftClickOutside;  break;
+		case 0x0001: Action = (SlotNum != -999) ? 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 0x0300: Action = caMiddleClick;     break;
+		case 0x0400: Action = (SlotNum == -999) ? caLeftClickOutsideHoldNothing  : caDropKey;     break;
+		case 0x0401: Action = (SlotNum == -999) ? caRightClickOutsideHoldNothing : caCtrlDropKey; break;
+		case 0x0500: Action = (SlotNum == -999) ? caLeftPaintBegin               : caUnknown;     break;
+		case 0x0501: Action = (SlotNum != -999) ? caLeftPaintProgress            : caUnknown;     break;
+		case 0x0502: Action = (SlotNum == -999) ? caLeftPaintEnd                 : caUnknown;     break;
+		case 0x0504: Action = (SlotNum == -999) ? caRightPaintBegin              : caUnknown;     break;
+		case 0x0505: Action = (SlotNum != -999) ? caRightPaintProgress           : caUnknown;     break;
+		case 0x0506: Action = (SlotNum == -999) ? 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 cProtocol180::HandlePacketPlayerPosLook(cByteBuffer & a_ByteBuffer)
+void cProtocol180::HandlePacketWindowClose(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);
+	HANDLE_READ(a_ByteBuffer, ReadChar, char, WindowID);
+	m_Client->HandleWindowClose(WindowID);
 }
 
 
 
 
 
-void cProtocol180::HandlePacketClientSettings(cByteBuffer & a_ByteBuffer)
+void cProtocol180::WritePacket(cByteBuffer & a_Packet)
 {
-	HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Locale);
-	HANDLE_READ(a_ByteBuffer, ReadByte,          Byte,    ViewDistance);
-	HANDLE_READ(a_ByteBuffer, ReadByte,          Byte,    ChatFlags);
-	HANDLE_READ(a_ByteBuffer, ReadBool,          bool,    ChatColors);
-	HANDLE_READ(a_ByteBuffer, ReadChar,          char,    SkinFlags);
+	cCSLock Lock(m_CSPacket);
+	AString Pkt;
+	a_Packet.ReadAll(Pkt);
+	WriteVarInt((UInt32)Pkt.size());
+	SendData(Pkt.data(), Pkt.size());
+	Flush();
+}
+
+
+
+
+
+void cProtocol180::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, (Byte *)a_Data, NumBytes);
+			m_Client->SendData((const char *)Encrypted, NumBytes);
+			a_Size -= NumBytes;
+			a_Data += NumBytes;
+		}
+	}
+	else
+	{
+		m_Client->SendData(a_Data, a_Size);
+	}
+}
+
+
+
+
+
+bool cProtocol180::ReadItem(cByteBuffer & a_ByteBuffer, cItem & a_Item)
+{
+	HANDLE_PACKET_READ(a_ByteBuffer, ReadBEShort, short, ItemType);
+	if (ItemType == -1)
+	{
+		// The item is empty, no more data follows
+		a_Item.Empty();
+		return true;
+	}
+	a_Item.m_ItemType = ItemType;
 	
-	m_Client->SetLocale(Locale);
-	// TODO: Handle other values
+	HANDLE_PACKET_READ(a_ByteBuffer, ReadChar,    char,  ItemCount);
+	HANDLE_PACKET_READ(a_ByteBuffer, ReadBEShort, short, ItemDamage);
+	a_Item.m_ItemCount  = ItemCount;
+	a_Item.m_ItemDamage = ItemDamage;
+	if (ItemCount <= 0)
+	{
+		a_Item.Empty();
+	}
+
+	HANDLE_PACKET_READ(a_ByteBuffer, ReadChar, char, FirstChar);
+	if (FirstChar == 0)
+	{
+		// No metadata
+		return true;
+	}
+	a_ByteBuffer.ReverseRead(1);
+
+	// Read the metadata
+	AString Metadata;
+	a_ByteBuffer.ReadAll(Metadata);
+	
+	ParseItemMetadata(a_Item, Metadata);
+	return true;
 }
 
 
 
 
 
-void cProtocol180::HandlePacketBlockPlace(cByteBuffer & a_ByteBuffer)
+void cProtocol180::ParseItemMetadata(cItem & a_Item, const AString & a_Metadata)
 {
-	int BlockX, BlockY, BlockZ;
-	if (!a_ByteBuffer.ReadPosition(BlockX, BlockY, BlockZ))
+	// Parse into NBT:
+	cParsedNBT NBT(a_Metadata.data(), a_Metadata.size());
+	if (!NBT.IsValid())
 	{
+		AString HexDump;
+		CreateHexDump(HexDump, a_Metadata.data(), a_Metadata.size(), 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 ((TagName == "Fireworks") || (TagName == "Explosion"))
+				{
+					cFireworkItem::ParseFromNBT(a_Item.m_FireworkItem, NBT, tag, (ENUM_ITEM_ID)a_Item.m_ItemType);
+				}
+				break;
+			}
+			case TAG_Int:
+			{
+				if (TagName == "RepairCost")
+				{
+					a_Item.m_RepairCost = NBT.GetInt(tag);
+				}
+			}
+			default: LOGD("Unimplemented NBT data when parsing!"); break;
+		}
+	}
+}
 
-	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, Face);
-	cItem Item;
-	ReadItem(a_ByteBuffer, Item);
 
-	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, CursorX);
-	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, CursorY);
-	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, CursorZ);
-	m_Client->HandleRightClick(BlockX, BlockY, BlockZ, static_cast<eBlockFace>(Face), CursorX, CursorY, CursorZ, m_Client->GetPlayer()->GetEquippedItem());
+
+
+
+void cProtocol180::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((const Byte *)ServerID.c_str(), ServerID.length());
+	Checksum.Update(a_Key, 16);
+	Checksum.Update((const Byte *)Server->GetPublicKeyDER().data(), Server->GetPublicKeyDER().size());
+	Byte Digest[20];
+	Checksum.Finalize(Digest);
+	cSha1Checksum::DigestToJava(Digest, m_AuthServerID);
 }
 
 
 
 
 
-void cProtocol180::HandlePacketBlockDig(cByteBuffer & a_ByteBuffer)
+void cProtocol180::AddChatPartStyle(Json::Value & a_Value, const AString & a_PartStyle)
 {
-	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, Status);
+	size_t len = a_PartStyle.length();
+	for (size_t i = 0; i < len; i++)
+	{
+		switch (a_PartStyle[i])
+		{
+			case 'b':
+			{
+				// bold
+				a_Value["bold"] = Json::Value(true);
+				break;
+			}
+			
+			case 'i':
+			{
+				// italic
+				a_Value["italic"] = Json::Value(true);
+				break;
+			}
+			
+			case 'u':
+			{
+				// Underlined
+				a_Value["underlined"] = Json::Value(true);
+				break;
+			}
+			
+			case 's':
+			{
+				// strikethrough
+				a_Value["strikethrough"] = Json::Value(true);
+				break;
+			}
+			
+			case 'o':
+			{
+				// obfuscated
+				a_Value["obfuscated"] = Json::Value(true);
+				break;
+			}
+			
+			case '@':
+			{
+				// Color, specified by the next char:
+				i++;
+				if (i >= len)
+				{
+					// String too short, didn't contain a color
+					break;
+				}
+				switch (a_PartStyle[i])
+				{
+					case '0': a_Value["color"] = Json::Value("black");        break;
+					case '1': a_Value["color"] = Json::Value("dark_blue");    break;
+					case '2': a_Value["color"] = Json::Value("dark_green");   break;
+					case '3': a_Value["color"] = Json::Value("dark_aqua");    break;
+					case '4': a_Value["color"] = Json::Value("dark_red");     break;
+					case '5': a_Value["color"] = Json::Value("dark_purple");  break;
+					case '6': a_Value["color"] = Json::Value("gold");         break;
+					case '7': a_Value["color"] = Json::Value("gray");         break;
+					case '8': a_Value["color"] = Json::Value("dark_gray");    break;
+					case '9': a_Value["color"] = Json::Value("blue");         break;
+					case 'a': a_Value["color"] = Json::Value("green");        break;
+					case 'b': a_Value["color"] = Json::Value("aqua");         break;
+					case 'c': a_Value["color"] = Json::Value("red");          break;
+					case 'd': a_Value["color"] = Json::Value("light_purple"); break;
+					case 'e': a_Value["color"] = Json::Value("yellow");       break;
+					case 'f': a_Value["color"] = Json::Value("white");        break;
+				}  // switch (color)
+			}  // case '@'
+		}  // switch (Style[i])
+	}  // for i - a_PartStyle[]
+}
 
-	int BlockX, BlockY, BlockZ;
-	if (!a_ByteBuffer.ReadPosition(BlockX, BlockY, BlockZ))
+
+
+
+
+////////////////////////////////////////////////////////////////////////////////
+// cProtocol180::cPacketizer:
+
+cProtocol180::cPacketizer::~cPacketizer()
+{
+	AString DataToSend;
+
+	// Send the packet length
+	UInt32 PacketLen = (UInt32)m_Out.GetUsedSpace();
+
+	if (m_Protocol.m_State == 3)
+	{
+		m_Protocol.m_OutPacketLenBuffer.WriteVarInt(PacketLen + 1);
+		m_Protocol.m_OutPacketLenBuffer.WriteVarInt(0);
+	}
+	else
+	{
+		m_Protocol.m_OutPacketLenBuffer.WriteVarInt(PacketLen);
+	}
+	m_Protocol.m_OutPacketLenBuffer.ReadAll(DataToSend);
+	m_Protocol.SendData(DataToSend.data(), DataToSend.size());
+	m_Protocol.m_OutPacketLenBuffer.CommitRead();
+	
+	// Send the packet data:
+	m_Out.ReadAll(DataToSend);
+	m_Protocol.SendData(DataToSend.data(), DataToSend.size());
+	m_Out.CommitRead();
+	
+	// Log the comm into logfile:
+	if (g_ShouldLogCommOut)
 	{
+		AString Hex;
+		ASSERT(DataToSend.size() > 0);
+		CreateHexDump(Hex, DataToSend.data() + 1, DataToSend.size() - 1, 16);
+		m_Protocol.m_CommLogFile.Printf("Outgoing packet: type %d (0x%x), length %u (0x%x), state %d. Payload:\n%s\n",
+			DataToSend[0], DataToSend[0], PacketLen, PacketLen, m_Protocol.m_State, Hex.c_str()
+		);
+	}
+}
+
+
+
+
+
+void cProtocol180::cPacketizer::WriteItem(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())
+	{
+		WriteShort(-1);
+		return;
+	}
+	
+	WriteShort(ItemType);
+	WriteByte (a_Item.m_ItemCount);
+	WriteShort(a_Item.m_ItemDamage);
+	
+	if (a_Item.m_Enchantments.IsEmpty() && a_Item.IsBothNameAndLoreEmpty() && (a_Item.m_ItemType != E_ITEM_FIREWORK_ROCKET) && (a_Item.m_ItemType != E_ITEM_FIREWORK_STAR))
+	{
+		WriteChar(0);
 		return;
 	}
 
-	HANDLE_READ(a_ByteBuffer, ReadByte,  Byte, Face);
-	m_Client->HandleLeftClick(BlockX, BlockY, BlockZ, static_cast<eBlockFace>(Face), Status);
+	// 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())
+	{
+		Writer.BeginCompound("display");
+		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, (ENUM_ITEM_ID)a_Item.m_ItemType);
+	}
+	Writer.Finish();
+
+	AString Result = Writer.GetResult();
+	if (Result.size() == 0)
+	{
+		WriteChar(0);
+		return;
+	}
+	WriteBuf(Result.data(), Result.size());
 }
 
 
 
 
 
-void cProtocol180::HandlePacketTabComplete(cByteBuffer & a_ByteBuffer)
+void cProtocol180::cPacketizer::WriteBlockEntity(const cBlockEntity & a_BlockEntity)
 {
-	HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Text);
-	HANDLE_READ(a_ByteBuffer, ReadBool, bool, HasPosition);
+	cFastNBTWriter Writer;
 
-	if (HasPosition)
+	switch (a_BlockEntity.GetBlockType())
 	{
-		HANDLE_READ(a_ByteBuffer, ReadBEInt64, Int64, Position);
+		case E_BLOCK_BEACON:
+		{
+			cBeaconEntity & BeaconEntity = (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:
+		{
+			cCommandBlockEntity & CommandBlockEntity = (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())
+			{
+				AString Output;
+				Printf(Output, "{\"text\":\"%s\"}", CommandBlockEntity.GetLastOutput().c_str());
+
+				Writer.AddString("LastOutput", Output.c_str());
+			}
+			break;
+		}
+		case E_BLOCK_HEAD:
+		{
+			cMobHeadEntity & MobHeadEntity = (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("ExtraType", MobHeadEntity.GetOwner().c_str());
+			Writer.AddString("id", "Skull");  // "Tile Entity ID" - MC wiki; vanilla server always seems to send this though
+			break;
+		}
+		case E_BLOCK_FLOWER_POT:
+		{
+			cFlowerPotEntity & FlowerPotEntity = (cFlowerPotEntity &)a_BlockEntity;
+
+			Writer.AddInt("x", FlowerPotEntity.GetPosX());
+			Writer.AddInt("y", FlowerPotEntity.GetPosY());
+			Writer.AddInt("z", FlowerPotEntity.GetPosZ());
+			Writer.AddInt("Item", (Int32) FlowerPotEntity.GetItem().m_ItemType);
+			Writer.AddInt("Data", (Int32) FlowerPotEntity.GetItem().m_ItemDamage);
+			Writer.AddString("id", "FlowerPot");  // "Tile Entity ID" - MC wiki; vanilla server always seems to send this though
+			break;
+		}
+		default: break;
 	}
 
-	m_Client->HandleTabCompletion(Text);
+	Writer.Finish();
+
+	AString Compressed;
+	CompressStringGZIP(Writer.GetResult().data(), Writer.GetResult().size(), Compressed);
+	WriteShort((short)Compressed.size());
+	WriteBuf(Compressed.data(), Compressed.size());
+}
+
+
+
+
+
+void cProtocol180::cPacketizer::WriteByteAngle(double a_Angle)
+{
+	WriteByte((char)(255 * a_Angle / 360));
+}
+
+
+
+
+
+void cProtocol180::cPacketizer::WriteFPInt(double a_Value)
+{
+	int Value = (int)(a_Value * 32);
+	WriteInt(Value);
+}
+
+
+
+
+
+void cProtocol180::cPacketizer::WriteEntityMetadata(const cEntity & a_Entity)
+{
+	// Common metadata:
+	Byte 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;
+	}
+	WriteByte(0);  // Byte(0) + index 0
+	WriteByte(Flags);
+	
+	switch (a_Entity.GetEntityType())
+	{
+		case cEntity::etPlayer: break;  // TODO?
+		case cEntity::etPickup:
+		{
+			WriteByte((5 << 5) | 10);  // Slot(5) + index 10
+			WriteItem(((const cPickup &)a_Entity).GetItem());
+			break;
+		}
+		case cEntity::etMinecart:
+		{
+			WriteByte(0x51);
+
+			// 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
+			*/
+			WriteInt((((a_Entity.GetMaxHealth() / 2) - (a_Entity.GetHealth() - (a_Entity.GetMaxHealth() / 2))) * ((const cMinecart &)a_Entity).LastDamage()) * 4);
+			WriteByte(0x52);
+			WriteInt(1);  // Shaking direction, doesn't seem to affect anything
+			WriteByte(0x73);
+			WriteFloat((float)(((const cMinecart &)a_Entity).LastDamage() + 10));  // Damage taken / shake effect multiplyer
+			
+			if (((cMinecart &)a_Entity).GetPayload() == cMinecart::mpNone)
+			{
+				cRideableMinecart & RideableMinecart = ((cRideableMinecart &)a_Entity);
+				const cItem & MinecartContent = RideableMinecart.GetContent();
+				if (!MinecartContent.IsEmpty())
+				{
+					WriteByte(0x54);
+					int Content = MinecartContent.m_ItemType;
+					Content |= MinecartContent.m_ItemDamage << 8;
+					WriteInt(Content);
+					WriteByte(0x55);
+					WriteInt(RideableMinecart.GetBlockHeight());
+					WriteByte(0x56);
+					WriteByte(1);
+				}
+			}
+			else if (((cMinecart &)a_Entity).GetPayload() == cMinecart::mpFurnace)
+			{
+				WriteByte(0x10);
+				WriteByte(((const cMinecartWithFurnace &)a_Entity).IsFueled() ? 1 : 0);
+			}
+			break;
+		}
+		case cEntity::etProjectile:
+		{
+			cProjectileEntity & Projectile = (cProjectileEntity &)a_Entity;
+			switch (Projectile.GetProjectileKind())
+			{
+				case cProjectileEntity::pkArrow:
+				{
+					WriteByte(0x10);
+					WriteByte(((const cArrowEntity &)a_Entity).IsCritical() ? 1 : 0);
+					break;
+				}
+				case cProjectileEntity::pkFirework:
+				{
+					WriteByte(0xA8);
+					WriteItem(((const cFireworkEntity &)a_Entity).GetItem());
+					break;
+				}
+				default: break;
+			}
+			break;
+		}
+		case cEntity::etMonster:
+		{
+			WriteMobMetadata((const cMonster &)a_Entity);
+			break;
+		}
+		case cEntity::etItemFrame:
+		{
+			cItemFrame & Frame = (cItemFrame &)a_Entity;
+			WriteByte(0xA2);
+			WriteItem(Frame.GetItem());
+			WriteByte(0x3);
+			WriteByte(Frame.GetRotation());
+			break;
+		}
+		default: break;
+	}
+}
+
+
+
+
+
+void cProtocol180::cPacketizer::WriteMobMetadata(const cMonster & a_Mob)
+{
+	switch (a_Mob.GetMobType())
+	{
+		case cMonster::mtCreeper:
+		{
+			WriteByte(0x10);
+			WriteByte(((const cCreeper &)a_Mob).IsBlowing() ? 1 : -1);
+			WriteByte(0x11);
+			WriteByte(((const cCreeper &)a_Mob).IsCharged() ? 1 : 0);
+			break;
+		}
+		
+		case cMonster::mtBat:
+		{
+			WriteByte(0x10);
+			WriteByte(((const cBat &)a_Mob).IsHanging() ? 1 : 0);
+			break;
+		}
+		
+		case cMonster::mtPig:
+		{
+			WriteByte(0x10);
+			WriteByte(((const cPig &)a_Mob).IsSaddled() ? 1 : 0);
+			break;
+		}
+		
+		case cMonster::mtVillager:
+		{
+			WriteByte(0x50);
+			WriteInt(((const cVillager &)a_Mob).GetVilType());
+			break;
+		}
+		
+		case cMonster::mtZombie:
+		{
+			WriteByte(0x0c);
+			WriteByte(((const cZombie &)a_Mob).IsBaby() ? 1 : 0);
+			WriteByte(0x0d);
+			WriteByte(((const cZombie &)a_Mob).IsVillagerZombie() ? 1 : 0);
+			WriteByte(0x0e);
+			WriteByte(((const cZombie &)a_Mob).IsConverting() ? 1 : 0);
+			break;
+		}
+		
+		case cMonster::mtGhast:
+		{
+			WriteByte(0x10);
+			WriteByte(((const cGhast &)a_Mob).IsCharging());
+			break;
+		}
+		
+		case cMonster::mtWolf:
+		{
+			const cWolf & Wolf = (const cWolf &)a_Mob;
+			Byte WolfStatus = 0;
+			if (Wolf.IsSitting())
+			{
+				WolfStatus |= 0x1;
+			}
+			if (Wolf.IsAngry())
+			{
+				WolfStatus |= 0x2;
+			}
+			if (Wolf.IsTame())
+			{
+				WolfStatus |= 0x4;
+			}
+			WriteByte(0x10);
+			WriteByte(WolfStatus);
+
+			WriteByte(0x72);
+			WriteFloat((float)(a_Mob.GetHealth()));
+			WriteByte(0x13);
+			WriteByte(Wolf.IsBegging() ? 1 : 0);
+			WriteByte(0x14);
+			WriteByte(Wolf.GetCollarColor());
+			break;
+		}
+		
+		case cMonster::mtSheep:
+		{
+			WriteByte(0x10);
+			Byte SheepMetadata = 0;
+			SheepMetadata = ((const cSheep &)a_Mob).GetFurColor();
+			if (((const cSheep &)a_Mob).IsSheared())
+			{
+				SheepMetadata |= 0x10;
+			}
+			WriteByte(SheepMetadata);
+			break;
+		}
+		
+		case cMonster::mtEnderman:
+		{
+			WriteByte(0x10);
+			WriteByte((Byte)(((const cEnderman &)a_Mob).GetCarriedBlock()));
+			WriteByte(0x11);
+			WriteByte((Byte)(((const cEnderman &)a_Mob).GetCarriedMeta()));
+			WriteByte(0x12);
+			WriteByte(((const cEnderman &)a_Mob).IsScreaming() ? 1 : 0);
+			break;
+		}
+		
+		case cMonster::mtSkeleton:
+		{
+			WriteByte(0x0d);
+			WriteByte(((const cSkeleton &)a_Mob).IsWither() ? 1 : 0);
+			break;
+		}
+		
+		case cMonster::mtWitch:
+		{
+			WriteByte(0x15);
+			WriteByte(((const cWitch &)a_Mob).IsAngry() ? 1 : 0);
+			break;
+		}
+
+		case cMonster::mtWither:
+		{
+			WriteByte(0x54);  // Int at index 20
+			WriteInt(((const cWither &)a_Mob).GetWitherInvulnerableTicks());
+			WriteByte(0x66);  // Float at index 6
+			WriteFloat((float)(a_Mob.GetHealth()));
+			break;
+		}
+		
+		case cMonster::mtSlime:
+		{
+			WriteByte(0x10);
+			WriteByte(((const cSlime &)a_Mob).GetSize());
+			break;
+		}
+		
+		case cMonster::mtMagmaCube:
+		{
+			WriteByte(0x10);
+			WriteByte(((const cMagmaCube &)a_Mob).GetSize());
+			break;
+		}
+		
+		case cMonster::mtHorse:
+		{
+			const cHorse & Horse = (const cHorse &)a_Mob;
+			int Flags = 0;
+			if (Horse.IsTame())
+			{
+				Flags |= 0x02;
+			}
+			if (Horse.IsSaddled())
+			{
+				Flags |= 0x04;
+			}
+			if (Horse.IsChested())
+			{
+				Flags |= 0x08;
+			}
+			if (Horse.IsBaby())
+			{
+				Flags |= 0x10;
+			}
+			if (Horse.IsEating())
+			{
+				Flags |= 0x20;
+			}
+			if (Horse.IsRearing())
+			{
+				Flags |= 0x40;
+			}
+			if (Horse.IsMthOpen())
+			{
+				Flags |= 0x80;
+			}
+			WriteByte(0x50);  // Int at index 16
+			WriteInt(Flags);
+			WriteByte(0x13);  // Byte at index 19
+			WriteByte(Horse.GetHorseType());
+			WriteByte(0x54);  // Int at index 20
+			int Appearance = 0;
+			Appearance = Horse.GetHorseColor();
+			Appearance |= Horse.GetHorseStyle() << 8;
+			WriteInt(Appearance);
+			WriteByte(0x56);  // Int at index 22
+			WriteInt(Horse.GetHorseArmour());
+			break;
+		}
+	}  // switch (a_Mob.GetType())
 }
 
 
 
 
+
+void cProtocol180::cPacketizer::WriteEntityProperties(const cEntity & a_Entity)
+{
+	if (!a_Entity.IsMob())
+	{
+		// No properties for anything else than mobs
+		WriteInt(0);
+		return;
+	}
+
+	// const cMonster & Mob = (const cMonster &)a_Entity;
+
+	// TODO: Send properties and modifiers based on the mob type
+	
+	WriteInt(0);  // NumProperties
+}
+
+
+