1882 lines
43 KiB
C++
1882 lines
43 KiB
C++
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// Protocol17x.cpp
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/*
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Implements the 1.7.x protocol classes:
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- cProtocol172
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- release 1.7.2 protocol (#4)
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(others may be added later in the future for the 1.7 release series)
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*/
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#include "Globals.h"
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#include "Protocol17x.h"
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#include "ChunkDataSerializer.h"
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#include "../ClientHandle.h"
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#include "../Root.h"
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#include "../Server.h"
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#include "../World.h"
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#include "../WorldStorage/FastNBT.h"
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#include "../StringCompression.h"
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#include "../Entities/FallingBlock.h"
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#include "../Entities/Pickup.h"
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#include "../Entities/Player.h"
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#include "../Mobs/IncludeAllMonsters.h"
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#include "../UI/Window.h"
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#define HANDLE_READ(Proc, Type, Var) \
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Type Var; \
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m_ReceivedData.Proc(Var);
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#define HANDLE_PACKET_READ(Proc, Type, Var) \
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Type Var; \
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{ \
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if (!m_ReceivedData.Proc(Var)) \
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{ \
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m_ReceivedData.CheckValid(); \
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return false; \
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} \
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m_ReceivedData.CheckValid(); \
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}
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cProtocol172::cProtocol172(cClientHandle * a_Client, const AString & a_ServerAddress, UInt16 a_ServerPort, UInt32 a_State) :
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super(a_Client),
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m_ServerAddress(a_ServerAddress),
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m_ServerPort(a_ServerPort),
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m_State(a_State),
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m_ReceivedData(32 KiB),
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m_OutPacketBuffer(64 KiB),
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m_OutPacketLenBuffer(20), // 20 bytes is more than enough for one VarInt
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m_IsEncrypted(false)
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{
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}
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void cProtocol172::DataReceived(const char * a_Data, int a_Size)
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{
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if (m_IsEncrypted)
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{
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byte Decrypted[512];
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while (a_Size > 0)
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{
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int NumBytes = (a_Size > sizeof(Decrypted)) ? sizeof(Decrypted) : a_Size;
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m_Decryptor.ProcessData(Decrypted, (byte *)a_Data, NumBytes);
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AddReceivedData((const char *)Decrypted, NumBytes);
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a_Size -= NumBytes;
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a_Data += NumBytes;
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}
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}
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else
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{
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AddReceivedData(a_Data, a_Size);
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}
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}
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void cProtocol172::SendAttachEntity(const cEntity & a_Entity, const cEntity * a_Vehicle)
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{
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cPacketizer Pkt(*this, 0x1b); // Attach Entity packet
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Pkt.WriteInt(a_Entity.GetUniqueID());
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Pkt.WriteInt((a_Vehicle != NULL) ? a_Vehicle->GetUniqueID() : 0);
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Pkt.WriteBool(false);
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}
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void cProtocol172::SendBlockAction(int a_BlockX, int a_BlockY, int a_BlockZ, char a_Byte1, char a_Byte2, BLOCKTYPE a_BlockType)
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{
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cPacketizer Pkt(*this, 0x24); // Block Action packet
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Pkt.WriteInt(a_BlockX);
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Pkt.WriteShort(a_BlockY);
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Pkt.WriteInt(a_BlockZ);
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Pkt.WriteByte(a_Byte1);
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Pkt.WriteByte(a_Byte2);
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Pkt.WriteVarInt(a_BlockType);
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}
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void cProtocol172::SendBlockBreakAnim(int a_EntityID, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Stage)
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{
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cPacketizer Pkt(*this, 0x24); // Block Break Animation packet
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Pkt.WriteInt(a_EntityID);
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Pkt.WriteInt(a_BlockX);
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Pkt.WriteInt(a_BlockY);
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Pkt.WriteInt(a_BlockZ);
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Pkt.WriteChar(a_Stage);
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}
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void cProtocol172::SendBlockChange(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta)
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{
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cPacketizer Pkt(*this, 0x23); // Block Change packet
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Pkt.WriteInt(a_BlockX);
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Pkt.WriteByte(a_BlockY);
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Pkt.WriteInt(a_BlockZ);
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Pkt.WriteVarInt(a_BlockType);
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Pkt.WriteByte(a_BlockMeta);
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}
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void cProtocol172::SendBlockChanges(int a_ChunkX, int a_ChunkZ, const sSetBlockVector & a_Changes)
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{
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cPacketizer Pkt(*this, 0x22); // Multi Block Change packet
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Pkt.WriteInt(a_ChunkX);
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Pkt.WriteInt(a_ChunkZ);
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Pkt.WriteShort((short)a_Changes.size());
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Pkt.WriteInt(a_Changes.size() * 4);
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for (sSetBlockVector::const_iterator itr = a_Changes.begin(), end = a_Changes.end(); itr != end; ++itr)
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{
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unsigned int Coords = itr->y | (itr->z << 8) | (itr->x << 12);
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unsigned int Blocks = itr->BlockMeta | (itr->BlockType << 4);
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Pkt.WriteInt((Coords << 16) | Blocks);
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} // for itr - a_Changes[]
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}
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void cProtocol172::SendChat(const AString & a_Message)
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{
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cPacketizer Pkt(*this, 0x02); // Chat Message packet
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Pkt.WriteString(Printf("{\"text\":\"%s\"}", EscapeString(a_Message).c_str()));
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}
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void cProtocol172::SendChunkData(int a_ChunkX, int a_ChunkZ, cChunkDataSerializer & a_Serializer)
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{
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// Serialize first, before creating the Packetizer (the packetizer locks a CS)
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// This contains the flags and bitmasks, too
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const AString & ChunkData = a_Serializer.Serialize(cChunkDataSerializer::RELEASE_1_3_2);
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cPacketizer Pkt(*this, 0x21); // Chunk Data packet
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Pkt.WriteInt(a_ChunkX);
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Pkt.WriteInt(a_ChunkZ);
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Pkt.WriteBuf(ChunkData.data(), ChunkData.size());
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}
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void cProtocol172::SendCollectPickup(const cPickup & a_Pickup, const cPlayer & a_Player)
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{
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cPacketizer Pkt(*this, 0x0d); // Collect Item packet
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Pkt.WriteInt(a_Pickup.GetUniqueID());
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Pkt.WriteInt(a_Player.GetUniqueID());
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}
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void cProtocol172::SendDestroyEntity(const cEntity & a_Entity)
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{
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cPacketizer Pkt(*this, 0x13); // Destroy Entities packet
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Pkt.WriteByte(1);
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Pkt.WriteInt(a_Entity.GetUniqueID());
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}
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void cProtocol172::SendDisconnect(const AString & a_Reason)
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{
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cPacketizer Pkt(*this, 0x40);
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Pkt.WriteString(EscapeString(a_Reason));
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}
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void cProtocol172::SendEditSign(int a_BlockX, int a_BlockY, int a_BlockZ)
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{
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cPacketizer Pkt(*this, 0x36); // Sign Editor Open packet
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Pkt.WriteInt(a_BlockX);
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Pkt.WriteInt(a_BlockY);
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Pkt.WriteInt(a_BlockZ);
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}
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void cProtocol172::SendEntityEquipment(const cEntity & a_Entity, short a_SlotNum, const cItem & a_Item)
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{
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cPacketizer Pkt(*this, 0x04); // Entity Equipment packet
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Pkt.WriteInt(a_Entity.GetUniqueID());
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Pkt.WriteShort(a_SlotNum);
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Pkt.WriteItem(a_Item);
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}
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void cProtocol172::SendEntityHeadLook(const cEntity & a_Entity)
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{
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cPacketizer Pkt(*this, 0x19); // Entity Head Look packet
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Pkt.WriteInt(a_Entity.GetUniqueID());
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Pkt.WriteByteAngle(a_Entity.GetHeadYaw());
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}
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void cProtocol172::SendEntityLook(const cEntity & a_Entity)
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{
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cPacketizer Pkt(*this, 0x16); // Entity Look packet
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Pkt.WriteInt(a_Entity.GetUniqueID());
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Pkt.WriteByteAngle(a_Entity.GetYaw());
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Pkt.WriteByteAngle(a_Entity.GetPitch());
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}
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void cProtocol172::SendEntityMetadata(const cEntity & a_Entity)
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{
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cPacketizer Pkt(*this, 0x1c); // Entity Metadata packet
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Pkt.WriteInt(a_Entity.GetUniqueID());
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Pkt.WriteEntityMetadata(a_Entity);
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Pkt.WriteByte(0x7f); // The termination byte
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}
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void cProtocol172::SendEntityProperties(const cEntity & a_Entity)
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{
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cPacketizer Pkt(*this, 0x20); // Entity Properties packet
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Pkt.WriteInt(a_Entity.GetUniqueID());
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Pkt.WriteEntityProperties(a_Entity);
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}
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void cProtocol172::SendEntityRelMove(const cEntity & a_Entity, char a_RelX, char a_RelY, char a_RelZ)
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{
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cPacketizer Pkt(*this, 0x15); // Entity Relative Move packet
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Pkt.WriteInt(a_Entity.GetUniqueID());
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Pkt.WriteByte(a_RelX);
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Pkt.WriteByte(a_RelY);
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Pkt.WriteByte(a_RelZ);
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}
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void cProtocol172::SendEntityRelMoveLook(const cEntity & a_Entity, char a_RelX, char a_RelY, char a_RelZ)
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{
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cPacketizer Pkt(*this, 0x17); // Entity Look And Relative Move packet
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Pkt.WriteInt(a_Entity.GetUniqueID());
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Pkt.WriteByte(a_RelX);
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Pkt.WriteByte(a_RelY);
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Pkt.WriteByte(a_RelZ);
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Pkt.WriteByteAngle(a_Entity.GetYaw());
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Pkt.WriteByteAngle(a_Entity.GetPitch());
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}
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void cProtocol172::SendEntityStatus(const cEntity & a_Entity, char a_Status)
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{
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cPacketizer Pkt(*this, 0x1a); // Entity Status packet
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Pkt.WriteInt(a_Entity.GetUniqueID());
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Pkt.WriteChar(a_Status);
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}
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void cProtocol172::SendEntityVelocity(const cEntity & a_Entity)
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{
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cPacketizer Pkt(*this, 0x12); // Entity Velocity packet
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Pkt.WriteInt(a_Entity.GetUniqueID());
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// 400 = 8000 / 20 ... Conversion from our speed in m/s to 8000 m/tick
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Pkt.WriteShort((short)(a_Entity.GetSpeedX() * 400));
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Pkt.WriteShort((short)(a_Entity.GetSpeedY() * 400));
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Pkt.WriteShort((short)(a_Entity.GetSpeedZ() * 400));
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}
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void cProtocol172::SendExplosion(double a_BlockX, double a_BlockY, double a_BlockZ, float a_Radius, const cVector3iArray & a_BlocksAffected, const Vector3d & a_PlayerMotion)
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{
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cPacketizer Pkt(*this, 0x27); // Explosion packet
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Pkt.WriteFloat((float)a_BlockX);
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Pkt.WriteFloat((float)a_BlockY);
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Pkt.WriteFloat((float)a_BlockZ);
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Pkt.WriteFloat((float)a_Radius);
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Pkt.WriteInt(a_BlocksAffected.size());
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for (cVector3iArray::const_iterator itr = a_BlocksAffected.begin(), end = a_BlocksAffected.end(); itr != end; ++itr)
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{
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Pkt.WriteChar((char)itr->x);
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Pkt.WriteChar((char)itr->y);
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Pkt.WriteChar((char)itr->z);
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} // for itr - a_BlockAffected[]
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Pkt.WriteFloat((float)a_PlayerMotion.x);
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Pkt.WriteFloat((float)a_PlayerMotion.y);
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Pkt.WriteFloat((float)a_PlayerMotion.z);
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}
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void cProtocol172::SendGameMode(eGameMode a_GameMode)
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{
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cPacketizer Pkt(*this, 0x2b); // Change Game State packet
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Pkt.WriteByte(3); // Reason: Change game mode
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Pkt.WriteFloat((float)a_GameMode);
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}
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void cProtocol172::SendHealth(void)
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{
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cPacketizer Pkt(*this, 0x06); // Update Health packet
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Pkt.WriteFloat((float)m_Client->GetPlayer()->GetHealth());
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Pkt.WriteShort(m_Client->GetPlayer()->GetFoodLevel());
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Pkt.WriteFloat((float)m_Client->GetPlayer()->GetFoodSaturationLevel());
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}
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void cProtocol172::SendInventorySlot(char a_WindowID, short a_SlotNum, const cItem & a_Item)
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{
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cPacketizer Pkt(*this, 0x2f); // Set Slot packet
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Pkt.WriteChar(a_WindowID);
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Pkt.WriteShort(a_SlotNum);
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Pkt.WriteItem(a_Item);
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}
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void cProtocol172::SendKeepAlive(int a_PingID)
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{
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cPacketizer Pkt(*this, 0x00); // Keep Alive packet
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Pkt.WriteInt(a_PingID);
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}
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void cProtocol172::SendLogin(const cPlayer & a_Player, const cWorld & a_World)
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{
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// Send the Join Game packet:
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{
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cPacketizer Pkt(*this, 0x01); // Join Game packet
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Pkt.WriteInt(a_Player.GetUniqueID());
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Pkt.WriteByte((Byte)a_Player.GetEffectiveGameMode() | (cRoot::Get()->GetServer()->IsHardcore() ? 0x08 : 0)); // Hardcore flag bit 4
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Pkt.WriteChar((char)a_World.GetDimension());
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Pkt.WriteByte(2); // TODO: Difficulty (set to Normal)
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Pkt.WriteByte(cRoot::Get()->GetServer()->GetMaxPlayers());
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Pkt.WriteString("default"); // Level type - wtf?
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}
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// Send the spawn position:
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{
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cPacketizer Pkt(*this, 0x05); // Spawn Position packet
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Pkt.WriteInt((int)a_World.GetSpawnX());
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Pkt.WriteInt((int)a_World.GetSpawnY());
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Pkt.WriteInt((int)a_World.GetSpawnZ());
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}
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// Send player abilities:
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SendPlayerAbilities();
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}
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void cProtocol172::SendPickupSpawn(const cPickup & a_Pickup)
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{
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{
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cPacketizer Pkt(*this, 0x0e); // Spawn Object packet
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Pkt.WriteVarInt(a_Pickup.GetUniqueID());
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Pkt.WriteByte(2); // Type = Pickup
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Pkt.WriteFPInt(a_Pickup.GetPosX());
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Pkt.WriteFPInt(a_Pickup.GetPosY());
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Pkt.WriteFPInt(a_Pickup.GetPosZ());
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Pkt.WriteByteAngle(a_Pickup.GetYaw());
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Pkt.WriteByteAngle(a_Pickup.GetPitch());
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Pkt.WriteInt(0); // No object data
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}
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{
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cPacketizer Pkt(*this, 0x1c); // Entity Metadata packet
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Pkt.WriteInt(a_Pickup.GetUniqueID());
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Pkt.WriteByte((0x05 << 5) | 10); // Slot type + index 10
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Pkt.WriteItem(a_Pickup.GetItem());
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Pkt.WriteByte(0x7f); // End of metadata
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}
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}
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void cProtocol172::SendPlayerAbilities(void)
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{
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cPacketizer Pkt(*this, 0x39); // Player Abilities packet
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Byte Flags = 0;
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if (m_Client->GetPlayer()->IsGameModeCreative())
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{
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Flags |= 0x01;
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}
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// TODO: Other flags (god mode, flying, can fly
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Pkt.WriteByte(Flags);
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// TODO: Pkt.WriteFloat(m_Client->GetPlayer()->GetMaxFlyingSpeed());
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Pkt.WriteFloat(0.05f);
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Pkt.WriteFloat((float)m_Client->GetPlayer()->GetMaxSpeed());
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}
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void cProtocol172::SendPlayerAnimation(const cPlayer & a_Player, char a_Animation)
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{
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cPacketizer Pkt(*this, 0x0b); // Animation packet
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Pkt.WriteVarInt(a_Player.GetUniqueID());
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Pkt.WriteChar(a_Animation);
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}
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void cProtocol172::SendPlayerListItem(const cPlayer & a_Player, bool a_IsOnline)
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{
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cPacketizer Pkt(*this, 0x38); // Playerlist Item packet
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Pkt.WriteString(a_Player.GetName());
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Pkt.WriteBool(a_IsOnline);
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Pkt.WriteShort(a_IsOnline ? a_Player.GetClientHandle()->GetPing() : 0);
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}
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void cProtocol172::SendPlayerMaxSpeed(void)
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{
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cPacketizer Pkt(*this, 0x20); // Entity Properties
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Pkt.WriteInt(m_Client->GetPlayer()->GetUniqueID());
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Pkt.WriteInt(1); // Count
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Pkt.WriteString("generic.movementSpeed");
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Pkt.WriteDouble(0.1);
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if (m_Client->GetPlayer()->IsSprinting())
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{
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Pkt.WriteShort(1); // Modifier count
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Pkt.WriteInt64(0x662a6b8dda3e4c1c);
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Pkt.WriteInt64(0x881396ea6097278d); // UUID of the modifier
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Pkt.WriteDouble(0.3);
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Pkt.WriteByte(2);
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}
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else
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{
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Pkt.WriteShort(0); // Modifier count
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}
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}
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void cProtocol172::SendPlayerMoveLook(void)
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{
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cPacketizer Pkt(*this, 0x08); // Player Position And Look packet
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Pkt.WriteDouble(m_Client->GetPlayer()->GetPosX());
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Pkt.WriteDouble(m_Client->GetPlayer()->GetPosY());
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Pkt.WriteDouble(m_Client->GetPlayer()->GetPosZ());
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Pkt.WriteFloat((float)m_Client->GetPlayer()->GetYaw());
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Pkt.WriteFloat((float)m_Client->GetPlayer()->GetPitch());
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Pkt.WriteBool(m_Client->GetPlayer()->IsOnGround());
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}
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|
|
|
|
|
|
|
|
|
|
void cProtocol172::SendPlayerPosition(void)
|
|
{
|
|
// There is no dedicated packet for this, send the whole thing:
|
|
SendPlayerMoveLook();
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::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());
|
|
Pkt.WriteString(Printf("%d", a_Player.GetUniqueID())); // TODO: Proper UUID
|
|
Pkt.WriteString(a_Player.GetName());
|
|
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(0x7f); // Metadata: end
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::SendRespawn(void)
|
|
{
|
|
cPacketizer Pkt(*this, 0x07); // Respawn packet
|
|
Pkt.WriteInt(m_Client->GetPlayer()->GetWorld()->GetDimension());
|
|
Pkt.WriteByte(2); // TODO: Difficulty (set to Normal)
|
|
Pkt.WriteByte((Byte)m_Client->GetPlayer()->GetEffectiveGameMode());
|
|
Pkt.WriteString("default");
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::SendSoundEffect(const AString & a_SoundName, int a_SrcX, int a_SrcY, int a_SrcZ, float a_Volume, float a_Pitch) // a_Src coords are Block * 8
|
|
{
|
|
cPacketizer Pkt(*this, 0x29); // Sound Effect packet
|
|
Pkt.WriteString(a_SoundName);
|
|
Pkt.WriteInt(a_SrcX);
|
|
Pkt.WriteInt(a_SrcY);
|
|
Pkt.WriteInt(a_SrcZ);
|
|
Pkt.WriteFloat(a_Volume);
|
|
Pkt.WriteByte((Byte)(a_Pitch * 63));
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::SendSoundParticleEffect(int a_EffectID, int a_SrcX, int a_SrcY, int a_SrcZ, int a_Data)
|
|
{
|
|
cPacketizer Pkt(*this, 0x28); // Effect packet
|
|
Pkt.WriteInt(a_EffectID);
|
|
Pkt.WriteInt(a_SrcX / 8);
|
|
Pkt.WriteByte(a_SrcY / 8);
|
|
Pkt.WriteInt(a_SrcZ / 8);
|
|
Pkt.WriteInt(a_Data);
|
|
Pkt.WriteBool(false);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::SendSpawnFallingBlock(const cFallingBlock & a_FallingBlock)
|
|
{
|
|
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()) << 12));
|
|
Pkt.WriteShort((short)(a_FallingBlock.GetSpeedX() * 400));
|
|
Pkt.WriteShort((short)(a_FallingBlock.GetSpeedY() * 400));
|
|
Pkt.WriteShort((short)(a_FallingBlock.GetSpeedZ() * 400));
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::SendSpawnMob(const cMonster & a_Mob)
|
|
{
|
|
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
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::SendSpawnObject(const cEntity & a_Entity, char a_ObjectType, int a_ObjectData, Byte a_Yaw, Byte a_Pitch)
|
|
{
|
|
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.GetYaw());
|
|
Pkt.WriteByteAngle(a_Entity.GetPitch());
|
|
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 cProtocol172::SendSpawnVehicle(const cEntity & a_Vehicle, char a_VehicleType, char a_VehicleSubType)
|
|
{
|
|
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.GetYaw());
|
|
Pkt.WriteByteAngle(a_Vehicle.GetPitch());
|
|
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 cProtocol172::SendTabCompletionResults(const AStringVector & a_Results)
|
|
{
|
|
AString Results;
|
|
Results.reserve(500); // Make a moderate reservation to avoid excessive reallocations
|
|
for (AStringVector::const_iterator itr = a_Results.begin(), end = a_Results.end(); itr != end; ++itr)
|
|
{
|
|
Results.append(*itr);
|
|
Results.push_back(0);
|
|
}
|
|
|
|
cPacketizer Pkt(*this, 0x3a); // Tab-Complete packet
|
|
Pkt.WriteVarInt(a_Results.size());
|
|
Pkt.WriteString(Results);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::SendTeleportEntity(const cEntity & a_Entity)
|
|
{
|
|
cPacketizer Pkt(*this, 0x18);
|
|
Pkt.WriteInt(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());
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::SendThunderbolt(int a_BlockX, int a_BlockY, int a_BlockZ)
|
|
{
|
|
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 cProtocol172::SendTimeUpdate(Int64 a_WorldAge, Int64 a_TimeOfDay)
|
|
{
|
|
cPacketizer Pkt(*this, 0x03);
|
|
Pkt.WriteInt64(a_WorldAge);
|
|
Pkt.WriteInt64(a_TimeOfDay);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::SendUnloadChunk(int a_ChunkX, int a_ChunkZ)
|
|
{
|
|
cPacketizer Pkt(*this, 0x21); // Chunk Data packet
|
|
Pkt.WriteInt(a_ChunkX);
|
|
Pkt.WriteInt(a_ChunkZ);
|
|
Pkt.WriteBool(true);
|
|
Pkt.WriteShort(0); // Primary bitmap
|
|
Pkt.WriteShort(0); // Add bitmap
|
|
Pkt.WriteInt(0); // Compressed data size
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::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)
|
|
{
|
|
cPacketizer Pkt(*this, 0x33);
|
|
Pkt.WriteInt(a_BlockX);
|
|
Pkt.WriteShort((short)a_BlockY);
|
|
Pkt.WriteInt(a_BlockZ);
|
|
Pkt.WriteString(a_Line1);
|
|
Pkt.WriteString(a_Line2);
|
|
Pkt.WriteString(a_Line3);
|
|
Pkt.WriteString(a_Line4);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::SendUseBed(const cEntity & a_Entity, int a_BlockX, int a_BlockY, int a_BlockZ)
|
|
{
|
|
cPacketizer Pkt(*this, 0x0a);
|
|
Pkt.WriteInt(a_Entity.GetUniqueID());
|
|
Pkt.WriteInt(a_BlockX);
|
|
Pkt.WriteByte((Byte)a_BlockY);
|
|
Pkt.WriteInt(a_BlockZ);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::SendWeather(eWeather a_Weather)
|
|
{
|
|
cPacketizer Pkt(*this, 0x2b); // Change Game State packet
|
|
Pkt.WriteByte((a_Weather == wSunny) ? 2 : 1); // begin rain / end rain
|
|
Pkt.WriteFloat(0); // unused
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::SendWholeInventory(const cWindow & a_Window)
|
|
{
|
|
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 cProtocol172::SendWindowClose(const cWindow & a_Window)
|
|
{
|
|
cPacketizer Pkt(*this, 0x2e);
|
|
Pkt.WriteChar(a_Window.GetWindowID());
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::SendWindowOpen(const cWindow & a_Window)
|
|
{
|
|
if (a_Window.GetWindowType() < 0)
|
|
{
|
|
// Do not send this packet for player inventory windows
|
|
return;
|
|
}
|
|
|
|
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 cProtocol172::SendWindowProperty(const cWindow & a_Window, short a_Property, short a_Value)
|
|
{
|
|
cPacketizer Pkt(*this, 0x31); // Window Property packet
|
|
Pkt.WriteChar(a_Window.GetWindowID());
|
|
Pkt.WriteShort(a_Property);
|
|
Pkt.WriteShort(a_Value);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::AddReceivedData(const char * a_Data, int a_Size)
|
|
{
|
|
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:
|
|
while (true)
|
|
{
|
|
UInt32 PacketLen;
|
|
if (!m_ReceivedData.ReadVarInt(PacketLen))
|
|
{
|
|
// Not enough data
|
|
return;
|
|
}
|
|
if (!m_ReceivedData.CanReadBytes(PacketLen))
|
|
{
|
|
// The full packet hasn't been received yet
|
|
return;
|
|
}
|
|
UInt32 PacketType;
|
|
UInt32 Mark1 = m_ReceivedData.GetReadableSpace();
|
|
if (!m_ReceivedData.ReadVarInt(PacketType))
|
|
{
|
|
// Not enough data
|
|
return;
|
|
}
|
|
|
|
UInt32 NumBytesRead = Mark1 - m_ReceivedData.GetReadableSpace();
|
|
HandlePacket(PacketType, PacketLen - NumBytesRead);
|
|
|
|
if (Mark1 - m_ReceivedData.GetReadableSpace() > PacketLen)
|
|
{
|
|
// Read more than packet length, report as error
|
|
m_Client->PacketError(PacketType);
|
|
}
|
|
|
|
// Go to packet end in any case:
|
|
m_ReceivedData.ResetRead();
|
|
m_ReceivedData.ReadVarInt(PacketType);
|
|
m_ReceivedData.SkipRead(PacketLen);
|
|
m_ReceivedData.CommitRead();
|
|
} // while (true)
|
|
}
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacket(UInt32 a_PacketType, UInt32 a_RemainingBytes)
|
|
{
|
|
switch (m_State)
|
|
{
|
|
case 1:
|
|
{
|
|
// Status
|
|
switch (a_PacketType)
|
|
{
|
|
case 0x00: HandlePacketStatusRequest(a_RemainingBytes); return;
|
|
case 0x01: HandlePacketStatusPing (a_RemainingBytes); return;
|
|
}
|
|
break;
|
|
}
|
|
|
|
case 2:
|
|
{
|
|
// Login
|
|
switch (a_PacketType)
|
|
{
|
|
case 0x00: HandlePacketLoginStart(a_RemainingBytes); return;
|
|
case 0x01: HandlePacketLoginEncryptionResponse(a_RemainingBytes); return;
|
|
}
|
|
break;
|
|
}
|
|
|
|
case 3:
|
|
{
|
|
// Game
|
|
switch (a_PacketType)
|
|
{
|
|
case 0x00: HandlePacketKeepAlive (a_RemainingBytes); return;
|
|
case 0x01: HandlePacketChatMessage (a_RemainingBytes); return;
|
|
case 0x02: HandlePacketUseEntity (a_RemainingBytes); return;
|
|
case 0x03: HandlePacketPlayer (a_RemainingBytes); return;
|
|
case 0x04: HandlePacketPlayerPos (a_RemainingBytes); return;
|
|
case 0x05: HandlePacketPlayerLook (a_RemainingBytes); return;
|
|
case 0x06: HandlePacketPlayerPosLook (a_RemainingBytes); return;
|
|
case 0x07: HandlePacketBlockDig (a_RemainingBytes); return;
|
|
case 0x08: HandlePacketBlockPlace (a_RemainingBytes); return;
|
|
case 0x09: HandlePacketSlotSelect (a_RemainingBytes); return;
|
|
case 0x0a: HandlePacketAnimation (a_RemainingBytes); return;
|
|
case 0x0b: HandlePacketEntityAction (a_RemainingBytes); return;
|
|
case 0x0c: HandlePacketSteerVehicle (a_RemainingBytes); return;
|
|
case 0x0d: HandlePacketWindowClose (a_RemainingBytes); return;
|
|
case 0x0e: HandlePacketWindowClick (a_RemainingBytes); return;
|
|
case 0x0f: // Confirm transaction - not used in MCS
|
|
case 0x10: HandlePacketCreativeInventoryAction(a_RemainingBytes); return;
|
|
case 0x12: HandlePacketUpdateSign (a_RemainingBytes); return;
|
|
case 0x13: HandlePacketPlayerAbilities (a_RemainingBytes); return;
|
|
case 0x14: HandlePacketTabComplete (a_RemainingBytes); return;
|
|
case 0x15: HandlePacketClientSettings (a_RemainingBytes); return;
|
|
case 0x16: HandlePacketClientStatus (a_RemainingBytes); return;
|
|
case 0x17: HandlePacketPluginMessage (a_RemainingBytes); return;
|
|
}
|
|
break;
|
|
}
|
|
} // switch (m_State)
|
|
|
|
// Unknown packet type, report to the client:
|
|
m_Client->PacketUnknown(a_PacketType);
|
|
m_ReceivedData.SkipRead(a_RemainingBytes);
|
|
m_ReceivedData.CommitRead();
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacketStatusPing(UInt32 a_RemainingBytes)
|
|
{
|
|
ASSERT(a_RemainingBytes == 8);
|
|
if (a_RemainingBytes != 8)
|
|
{
|
|
m_Client->PacketError(0x01);
|
|
m_ReceivedData.SkipRead(a_RemainingBytes);
|
|
m_ReceivedData.CommitRead();
|
|
return;
|
|
}
|
|
Int64 Timestamp;
|
|
m_ReceivedData.ReadBEInt64(Timestamp);
|
|
m_ReceivedData.CommitRead();
|
|
|
|
cPacketizer Pkt(*this, 0x01); // Ping packet
|
|
Pkt.WriteInt64(Timestamp);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacketStatusRequest(UInt32 a_RemainingBytes)
|
|
{
|
|
// No more bytes in this packet
|
|
ASSERT(a_RemainingBytes == 0);
|
|
m_ReceivedData.CommitRead();
|
|
|
|
// Send the response:
|
|
AString Response = "{\"version\":{\"name\":\"1.7.2\",\"protocol\":4},\"players\":{";
|
|
AppendPrintf(Response, "\"max\":%u,\"online\":%u,\"sample\":[]},",
|
|
cRoot::Get()->GetServer()->GetMaxPlayers(),
|
|
cRoot::Get()->GetServer()->GetNumPlayers()
|
|
);
|
|
AppendPrintf(Response, "\"description\":{\"text\":\"%s\"}",
|
|
cRoot::Get()->GetServer()->GetDescription().c_str()
|
|
);
|
|
Response.append("}");
|
|
|
|
cPacketizer Pkt(*this, 0x00); // Response packet
|
|
Pkt.WriteString(Response);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacketLoginEncryptionResponse(UInt32 a_RemainingBytes)
|
|
{
|
|
// TODO: Add protocol encryption
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacketLoginStart(UInt32 a_RemainingBytes)
|
|
{
|
|
AString Username;
|
|
m_ReceivedData.ReadVarUTF8String(Username);
|
|
|
|
// TODO: Protocol encryption should be set up here if not localhost / auth
|
|
|
|
// Send login success:
|
|
{
|
|
cPacketizer Pkt(*this, 0x02); // Login success packet
|
|
Pkt.WriteString(Printf("%d", m_Client->GetUniqueID())); // TODO: proper UUID
|
|
Pkt.WriteString(Username);
|
|
}
|
|
|
|
m_State = 3; // State = Game
|
|
m_Client->HandleLogin(4, Username);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacketAnimation(UInt32 a_RemainingBytes)
|
|
{
|
|
HANDLE_READ(ReadBEInt, int, EntityID);
|
|
HANDLE_READ(ReadByte, Byte, Animation);
|
|
m_Client->HandleAnimation(Animation);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacketBlockDig(UInt32 a_RemainingBytes)
|
|
{
|
|
HANDLE_READ(ReadByte, Byte, Status);
|
|
HANDLE_READ(ReadBEInt, int, BlockX);
|
|
HANDLE_READ(ReadByte, Byte, BlockY);
|
|
HANDLE_READ(ReadBEInt, int, BlockZ);
|
|
HANDLE_READ(ReadByte, Byte, Face);
|
|
m_Client->HandleLeftClick(BlockX, BlockY, BlockZ, Face, Status);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacketBlockPlace(UInt32 a_RemainingBytes)
|
|
{
|
|
HANDLE_READ(ReadBEInt, int, BlockX);
|
|
HANDLE_READ(ReadByte, Byte, BlockY);
|
|
HANDLE_READ(ReadBEInt, int, BlockZ);
|
|
HANDLE_READ(ReadByte, Byte, Face);
|
|
HANDLE_READ(ReadByte, Byte, CursorX);
|
|
HANDLE_READ(ReadByte, Byte, CursorY);
|
|
HANDLE_READ(ReadByte, Byte, CursorZ);
|
|
m_Client->HandleRightClick(BlockX, BlockY, BlockZ, Face, CursorX, CursorY, CursorZ, m_Client->GetPlayer()->GetEquippedItem());
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacketChatMessage(UInt32 a_RemainingBytes)
|
|
{
|
|
HANDLE_READ(ReadVarUTF8String, AString, Message);
|
|
m_Client->HandleChat(Message);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacketClientSettings(UInt32 a_RemainingBytes)
|
|
{
|
|
HANDLE_READ(ReadVarUTF8String, AString, Locale);
|
|
HANDLE_READ(ReadByte, Byte, ViewDistance);
|
|
HANDLE_READ(ReadByte, Byte, ChatFlags);
|
|
HANDLE_READ(ReadByte, Byte, Unused);
|
|
HANDLE_READ(ReadByte, Byte, Difficulty);
|
|
HANDLE_READ(ReadByte, Byte, ShowCape);
|
|
// TODO: handle in m_Client
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacketClientStatus(UInt32 a_RemainingBytes)
|
|
{
|
|
HANDLE_READ(ReadByte, Byte, ActionID);
|
|
switch (ActionID)
|
|
{
|
|
case 0:
|
|
{
|
|
// Respawn
|
|
m_Client->HandleRespawn();
|
|
break;
|
|
}
|
|
case 1:
|
|
{
|
|
// Request stats
|
|
// TODO
|
|
break;
|
|
}
|
|
case 2:
|
|
{
|
|
// Open Inventory achievement
|
|
// TODO
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacketCreativeInventoryAction(UInt32 a_RemainingBytes)
|
|
{
|
|
HANDLE_READ(ReadBEShort, short, SlotNum);
|
|
cItem Item;
|
|
if (!ReadItem(Item))
|
|
{
|
|
return;
|
|
}
|
|
m_Client->HandleCreativeInventory(SlotNum, Item);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacketEntityAction(UInt32 a_RemainingBytes)
|
|
{
|
|
HANDLE_READ(ReadBEInt, int, PlayerID);
|
|
HANDLE_READ(ReadByte, Byte, Action);
|
|
HANDLE_READ(ReadBEInt, int, JumpBoost);
|
|
m_Client->HandleEntityAction(PlayerID, Action);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacketKeepAlive(UInt32 a_RemainingBytes)
|
|
{
|
|
HANDLE_READ(ReadBEInt, int, KeepAliveID);
|
|
m_Client->HandleKeepAlive(KeepAliveID);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacketPlayer(UInt32 a_RemainingBytes)
|
|
{
|
|
HANDLE_READ(ReadBool, bool, IsOnGround);
|
|
// TODO: m_Client->HandlePlayerOnGround(IsOnGround);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacketPlayerAbilities(UInt32 a_RemainingBytes)
|
|
{
|
|
HANDLE_READ(ReadByte, Byte, Flags);
|
|
HANDLE_READ(ReadBEFloat, float, FlyingSpeed);
|
|
HANDLE_READ(ReadBEFloat, float, WalkingSpeed);
|
|
// TODO: m_Client->HandlePlayerAbilities();
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacketPlayerLook(UInt32 a_RemainingBytes)
|
|
{
|
|
HANDLE_READ(ReadBEFloat, float, Yaw);
|
|
HANDLE_READ(ReadBEFloat, float, Pitch);
|
|
HANDLE_READ(ReadBool, bool, IsOnGround);
|
|
m_Client->HandlePlayerLook(Yaw, Pitch, IsOnGround);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacketPlayerPos(UInt32 a_RemainingBytes)
|
|
{
|
|
HANDLE_READ(ReadBEDouble, double, PosX);
|
|
HANDLE_READ(ReadBEDouble, double, PosY);
|
|
HANDLE_READ(ReadBEDouble, double, Stance);
|
|
HANDLE_READ(ReadBEDouble, double, PosZ);
|
|
HANDLE_READ(ReadBool, bool, IsOnGround);
|
|
m_Client->HandlePlayerPos(PosX, PosY, PosZ, Stance, IsOnGround);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacketPlayerPosLook(UInt32 a_RemainingBytes)
|
|
{
|
|
HANDLE_READ(ReadBEDouble, double, PosX);
|
|
HANDLE_READ(ReadBEDouble, double, PosY);
|
|
HANDLE_READ(ReadBEDouble, double, Stance);
|
|
HANDLE_READ(ReadBEDouble, double, PosZ);
|
|
HANDLE_READ(ReadBEFloat, float, Yaw);
|
|
HANDLE_READ(ReadBEFloat, float, Pitch);
|
|
HANDLE_READ(ReadBool, bool, IsOnGround);
|
|
m_Client->HandlePlayerMoveLook(PosX, PosY, PosZ, Stance, Yaw, Pitch, IsOnGround);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacketPluginMessage(UInt32 a_RemainingBytes)
|
|
{
|
|
HANDLE_READ(ReadVarUTF8String, AString, Channel);
|
|
HANDLE_READ(ReadBEShort, short, Length);
|
|
AString Data;
|
|
m_ReceivedData.ReadString(Data, Length);
|
|
// TODO: m_Client->HandlePluginMessage(Channel, Data);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacketSlotSelect(UInt32 a_RemainingBytes)
|
|
{
|
|
HANDLE_READ(ReadBEShort, short, SlotNum);
|
|
m_Client->HandleSlotSelected(SlotNum);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacketSteerVehicle(UInt32 a_RemainingBytes)
|
|
{
|
|
HANDLE_READ(ReadBEFloat, float, Forward);
|
|
HANDLE_READ(ReadBEFloat, float, Sideways);
|
|
HANDLE_READ(ReadBool, bool, ShouldJump);
|
|
HANDLE_READ(ReadBool, bool, ShouldUnmount);
|
|
if (ShouldUnmount)
|
|
{
|
|
m_Client->HandleUnmount();
|
|
}
|
|
else
|
|
{
|
|
m_Client->HandleSteerVehicle(Forward, Sideways);
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacketTabComplete(UInt32 a_RemainingBytes)
|
|
{
|
|
HANDLE_READ(ReadVarUTF8String, AString, Text);
|
|
m_Client->HandleTabCompletion(Text);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacketUpdateSign(UInt32 a_RemainingBytes)
|
|
{
|
|
HANDLE_READ(ReadBEInt, int, BlockX);
|
|
HANDLE_READ(ReadBEShort, short, BlockY);
|
|
HANDLE_READ(ReadBEInt, int, BlockZ);
|
|
HANDLE_READ(ReadVarUTF8String, AString, Line1);
|
|
HANDLE_READ(ReadVarUTF8String, AString, Line2);
|
|
HANDLE_READ(ReadVarUTF8String, AString, Line3);
|
|
HANDLE_READ(ReadVarUTF8String, AString, Line4);
|
|
m_Client->HandleUpdateSign(BlockX, BlockY, BlockZ, Line1, Line2, Line3, Line4);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacketUseEntity(UInt32 a_RemainingBytes)
|
|
{
|
|
HANDLE_READ(ReadBEInt, int, EntityID);
|
|
HANDLE_READ(ReadByte, Byte, MouseButton);
|
|
m_Client->HandleUseEntity(EntityID, (MouseButton == 1));
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacketWindowClick(UInt32 a_RemainingBytes)
|
|
{
|
|
HANDLE_READ(ReadChar, char, WindowID);
|
|
HANDLE_READ(ReadBEShort, short, SlotNum);
|
|
HANDLE_READ(ReadByte, Byte, Button);
|
|
HANDLE_READ(ReadBEShort, short, TransactionID);
|
|
HANDLE_READ(ReadByte, Byte, Mode);
|
|
cItem Item;
|
|
ReadItem(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;
|
|
}
|
|
|
|
m_Client->HandleWindowClick(WindowID, SlotNum, Action, Item);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::HandlePacketWindowClose(UInt32 a_RemainingBytes)
|
|
{
|
|
HANDLE_READ(ReadChar, char, WindowID);
|
|
m_Client->HandleWindowClose(WindowID);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::WritePacket(cByteBuffer & a_Packet)
|
|
{
|
|
cCSLock Lock(m_CSPacket);
|
|
AString Pkt;
|
|
a_Packet.ReadAll(Pkt);
|
|
WriteVarInt(Pkt.size());
|
|
SendData(Pkt.data(), Pkt.size());
|
|
Flush();
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::SendData(const char * a_Data, int a_Size)
|
|
{
|
|
if (m_IsEncrypted)
|
|
{
|
|
byte Encrypted[8192]; // Larger buffer, we may be sending lots of data (chunks)
|
|
while (a_Size > 0)
|
|
{
|
|
int 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 cProtocol172::ReadItem(cItem & a_Item)
|
|
{
|
|
HANDLE_PACKET_READ(ReadBEShort, short, ItemType);
|
|
if (ItemType == -1)
|
|
{
|
|
// The item is empty, no more data follows
|
|
a_Item.Empty();
|
|
return true;
|
|
}
|
|
a_Item.m_ItemType = ItemType;
|
|
|
|
HANDLE_PACKET_READ(ReadChar, char, ItemCount);
|
|
HANDLE_PACKET_READ(ReadBEShort, short, ItemDamage);
|
|
a_Item.m_ItemCount = ItemCount;
|
|
a_Item.m_ItemDamage = ItemDamage;
|
|
if (ItemCount <= 0)
|
|
{
|
|
a_Item.Empty();
|
|
}
|
|
|
|
HANDLE_PACKET_READ(ReadBEShort, short, MetadataLength);
|
|
if (MetadataLength <= 0)
|
|
{
|
|
return true;
|
|
}
|
|
|
|
// Read the metadata
|
|
AString Metadata;
|
|
if (!m_ReceivedData.ReadString(Metadata, MetadataLength))
|
|
{
|
|
return false;
|
|
}
|
|
|
|
ParseItemMetadata(a_Item, Metadata);
|
|
return true;
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::ParseItemMetadata(cItem & a_Item, const AString & a_Metadata)
|
|
{
|
|
// Uncompress the GZIPped data:
|
|
AString Uncompressed;
|
|
if (UncompressStringGZIP(a_Metadata.data(), a_Metadata.size(), Uncompressed) != Z_OK)
|
|
{
|
|
AString HexDump;
|
|
CreateHexDump(HexDump, a_Metadata.data(), a_Metadata.size(), 16);
|
|
LOGWARNING("Cannot unGZIP item metadata (%u bytes):\n%s", a_Metadata.size(), HexDump.c_str());
|
|
return;
|
|
}
|
|
|
|
// Parse into NBT:
|
|
cParsedNBT NBT(Uncompressed.data(), Uncompressed.size());
|
|
if (!NBT.IsValid())
|
|
{
|
|
AString HexDump;
|
|
CreateHexDump(HexDump, Uncompressed.data(), Uncompressed.size(), 16);
|
|
LOGWARNING("Cannot parse NBT item metadata: (%u bytes)\n%s", Uncompressed.size(), HexDump.c_str());
|
|
return;
|
|
}
|
|
|
|
// Load enchantments from the NBT:
|
|
for (int tag = NBT.GetFirstChild(NBT.GetRoot()); tag >= 0; tag = NBT.GetNextSibling(tag))
|
|
{
|
|
if (
|
|
(NBT.GetType(tag) == TAG_List) &&
|
|
(
|
|
(NBT.GetName(tag) == "ench") ||
|
|
(NBT.GetName(tag) == "StoredEnchantments")
|
|
)
|
|
)
|
|
{
|
|
a_Item.m_Enchantments.ParseFromNBT(NBT, tag);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
|
|
// cProtocol172::cPacketizer:
|
|
|
|
cProtocol172::cPacketizer::~cPacketizer()
|
|
{
|
|
AString DataToSend;
|
|
|
|
// Send the packet length
|
|
UInt32 PacketLen = m_Out.GetUsedSpace();
|
|
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();
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::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())
|
|
{
|
|
WriteShort(-1);
|
|
return;
|
|
}
|
|
|
|
// Send the enchantments:
|
|
cFastNBTWriter Writer;
|
|
const char * TagName = (a_Item.m_ItemType == E_ITEM_BOOK) ? "StoredEnchantments" : "ench";
|
|
a_Item.m_Enchantments.WriteToNBTCompound(Writer, TagName);
|
|
Writer.Finish();
|
|
AString Compressed;
|
|
CompressStringGZIP(Writer.GetResult().data(), Writer.GetResult().size(), Compressed);
|
|
WriteShort(Compressed.size());
|
|
WriteBuf(Compressed.data(), Compressed.size());
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::cPacketizer::WriteByteAngle(double a_Angle)
|
|
{
|
|
WriteByte((char)(255 * a_Angle / 360));
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::cPacketizer::WriteFPInt(double a_Value)
|
|
{
|
|
int Value = (int)(a_Value * 32);
|
|
WriteInt(Value);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::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::etMonster:
|
|
{
|
|
WriteMobMetadata((const cMonster &)a_Entity);
|
|
break;
|
|
}
|
|
// TODO: Other types
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cProtocol172::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::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 cProtocol172::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
|
|
}
|
|
|
|
|
|
|
|
|