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-rw-r--r--source/Protocol/Protocol17x.cpp334
-rw-r--r--source/Protocol/Protocol17x.h35
2 files changed, 349 insertions, 20 deletions
diff --git a/source/Protocol/Protocol17x.cpp b/source/Protocol/Protocol17x.cpp
index aef1cc8c2..b3e4540c7 100644
--- a/source/Protocol/Protocol17x.cpp
+++ b/source/Protocol/Protocol17x.cpp
@@ -13,6 +13,15 @@ Implements the 1.7.x protocol classes:
#include "../ClientHandle.h"
#include "../Root.h"
#include "../Server.h"
+#include "../Entities/Player.h"
+
+
+
+
+
+#define HANDLE_PACKET_READ(Proc, Type, Var) \
+ Type Var; \
+ m_ReceivedData.Proc(Var);
@@ -79,14 +88,25 @@ void cProtocol172::AddReceivedData(const char * a_Data, int a_Size)
return;
}
UInt32 PacketType;
- UInt32 NumBytesRead = m_ReceivedData.GetReadableSpace();
+ UInt32 Mark1 = m_ReceivedData.GetReadableSpace();
if (!m_ReceivedData.ReadVarInt(PacketType))
{
// Not enough data
return;
}
- NumBytesRead -= m_ReceivedData.GetReadableSpace();
+ 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.SkipRead(PacketLen);
+ m_ReceivedData.CommitRead();
} // while (true)
}
@@ -111,12 +131,43 @@ void cProtocol172::HandlePacket(UInt32 a_PacketType, UInt32 a_RemainingBytes)
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); break;
+ case 0x01: HandlePacketChatMessage (a_RemainingBytes); break;
+ case 0x02: HandlePacketUseEntity (a_RemainingBytes); break;
+ case 0x03: HandlePacketPlayer (a_RemainingBytes); break;
+ case 0x04: HandlePacketPlayerPos (a_RemainingBytes); break;
+ case 0x05: HandlePacketPlayerLook (a_RemainingBytes); break;
+ case 0x06: HandlePacketPlayerPosLook (a_RemainingBytes); break;
+ case 0x07: HandlePacketBlockDig (a_RemainingBytes); break;
+ case 0x08: HandlePacketBlockPlace (a_RemainingBytes); break;
+ case 0x09: HandlePacketSlotSelect (a_RemainingBytes); break;
+ case 0x0a: HandlePacketAnimation (a_RemainingBytes); break;
+ case 0x0b: HandlePacketEntityAction (a_RemainingBytes); break;
+ case 0x0c: HandlePacketSteerVehicle (a_RemainingBytes); break;
+ case 0x0d: HandlePacketWindowClose (a_RemainingBytes); break;
+ case 0x0e: HandlePacketWindowClick (a_RemainingBytes); break;
+ case 0x0f: // Confirm transaction - not used in MCS
+ case 0x10: HandlePacketCreativeInventoryAction(a_RemainingBytes); break;
+ case 0x12: HandlePacketUpdateSign (a_RemainingBytes); break;
+ case 0x13: HandlePacketPlayerAbilities (a_RemainingBytes); break;
+ case 0x14: HandlePacketTabComplete (a_RemainingBytes); break;
+ case 0x15: HandlePacketClientSettings (a_RemainingBytes); break;
+ case 0x16: HandlePacketClientStatus (a_RemainingBytes); break;
+ case 0x17: HandlePacketPluginMessage (a_RemainingBytes); break;
+ }
break;
}
} // switch (m_State)
@@ -131,6 +182,30 @@ void cProtocol172::HandlePacket(UInt32 a_PacketType, UInt32 a_RemainingBytes)
+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();
+
+ cByteBuffer Packet(18);
+ Packet.WriteVarInt(0x01);
+ Packet.WriteBEInt64(Timestamp);
+ WritePacket(Packet);
+}
+
+
+
+
+
void cProtocol172::HandlePacketStatusRequest(UInt32 a_RemainingBytes)
{
// No more bytes in this packet
@@ -158,24 +233,249 @@ void cProtocol172::HandlePacketStatusRequest(UInt32 a_RemainingBytes)
-void cProtocol172::HandlePacketStatusPing(UInt32 a_RemainingBytes)
+void cProtocol172::HandlePacketLoginEncryptionResponse(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();
+ // TODO: Add protocol encryption
+}
+
+
+
+
+
+void cProtocol172::HandlePacketLoginStart(UInt32 a_RemainingBytes)
+{
+ AString Username;
+ m_ReceivedData.ReadVarUTF8String(Username);
- cByteBuffer Packet(18);
- Packet.WriteVarInt(0x01);
- Packet.WriteBEInt64(Timestamp);
+ // TODO: Protocol encryption should be set up here if not localhost / auth
+
+ // Send login success:
+ cByteBuffer Packet(Username.size() + 30);
+ Packet.WriteVarInt(0x02); // Login success packet
+ Packet.WriteVarUTF8String(Printf("%d", m_Client->GetUniqueID())); // TODO: UUID
+ Packet.WriteVarUTF8String(Username);
WritePacket(Packet);
+
+ m_Client->HandleLogin(4, Username);
+}
+
+
+
+
+
+void cProtocol172::HandlePacketAnimation(UInt32 a_RemainingBytes)
+{
+ HANDLE_PACKET_READ(ReadBEInt, int, EntityID);
+ HANDLE_PACKET_READ(ReadByte, Byte, Animation);
+ m_Client->HandleAnimation(Animation);
+}
+
+
+
+
+
+void cProtocol172::HandlePacketBlockDig(UInt32 a_RemainingBytes)
+{
+ HANDLE_PACKET_READ(ReadByte, Byte, Status);
+ HANDLE_PACKET_READ(ReadBEInt, int, BlockX);
+ HANDLE_PACKET_READ(ReadByte, Byte, BlockY);
+ HANDLE_PACKET_READ(ReadBEInt, int, BlockZ);
+ HANDLE_PACKET_READ(ReadByte, Byte, Face);
+ m_Client->HandleLeftClick(BlockX, BlockY, BlockZ, Face, Status);
+}
+
+
+
+
+
+void cProtocol172::HandlePacketBlockPlace(UInt32 a_RemainingBytes)
+{
+ HANDLE_PACKET_READ(ReadBEInt, int, BlockX);
+ HANDLE_PACKET_READ(ReadByte, Byte, BlockY);
+ HANDLE_PACKET_READ(ReadBEInt, int, BlockZ);
+ HANDLE_PACKET_READ(ReadByte, Byte, Face);
+ HANDLE_PACKET_READ(ReadByte, Byte, CursorX);
+ HANDLE_PACKET_READ(ReadByte, Byte, CursorY);
+ HANDLE_PACKET_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_PACKET_READ(ReadVarUTF8String, AString, Message);
+ m_Client->HandleChat(Message);
+}
+
+
+
+
+
+void cProtocol172::HandlePacketClientSettings(UInt32 a_RemainingBytes)
+{
+ HANDLE_PACKET_READ(ReadVarUTF8String, AString, Locale);
+ HANDLE_PACKET_READ(ReadByte, Byte, ViewDistance);
+ HANDLE_PACKET_READ(ReadByte, Byte, ChatFlags);
+ HANDLE_PACKET_READ(ReadByte, Byte, Unused);
+ HANDLE_PACKET_READ(ReadByte, Byte, Difficulty);
+ HANDLE_PACKET_READ(ReadByte, Byte, ShowCape);
+ // TODO
+}
+
+
+
+
+
+void cProtocol172::HandlePacketClientStatus(UInt32 a_RemainingBytes)
+{
+ // TODO
+}
+
+
+
+
+
+void cProtocol172::HandlePacketCreativeInventoryAction(UInt32 a_RemainingBytes)
+{
+ // TODO
+}
+
+
+
+
+
+void cProtocol172::HandlePacketEntityAction(UInt32 a_RemainingBytes)
+{
+ // TODO
+}
+
+
+
+
+
+void cProtocol172::HandlePacketKeepAlive(UInt32 a_RemainingBytes)
+{
+ // TODO
+}
+
+
+
+
+
+void cProtocol172::HandlePacketPlayer(UInt32 a_RemainingBytes)
+{
+ // TODO
+}
+
+
+
+
+
+void cProtocol172::HandlePacketPlayerAbilities(UInt32 a_RemainingBytes)
+{
+ // TODO
+}
+
+
+
+
+
+void cProtocol172::HandlePacketPlayerLook(UInt32 a_RemainingBytes)
+{
+ // TODO
+}
+
+
+
+
+
+void cProtocol172::HandlePacketPlayerPos(UInt32 a_RemainingBytes)
+{
+ // TODO
+}
+
+
+
+
+
+void cProtocol172::HandlePacketPlayerPosLook(UInt32 a_RemainingBytes)
+{
+ // TODO
+}
+
+
+
+
+
+void cProtocol172::HandlePacketPluginMessage(UInt32 a_RemainingBytes)
+{
+ // TODO
+}
+
+
+
+
+
+void cProtocol172::HandlePacketSlotSelect(UInt32 a_RemainingBytes)
+{
+ // TODO
+}
+
+
+
+
+
+void cProtocol172::HandlePacketSteerVehicle(UInt32 a_RemainingBytes)
+{
+ // TODO
+}
+
+
+
+
+
+void cProtocol172::HandlePacketTabComplete(UInt32 a_RemainingBytes)
+{
+ // TODO
+}
+
+
+
+
+
+void cProtocol172::HandlePacketUpdateSign(UInt32 a_RemainingBytes)
+{
+ // TODO
+}
+
+
+
+
+
+void cProtocol172::HandlePacketUseEntity(UInt32 a_RemainingBytes)
+{
+ // TODO
+}
+
+
+
+
+
+void cProtocol172::HandlePacketWindowClick(UInt32 a_RemainingBytes)
+{
+ // TODO
+}
+
+
+
+
+
+void cProtocol172::HandlePacketWindowClose(UInt32 a_RemainingBytes)
+{
+ // TODO
}
diff --git a/source/Protocol/Protocol17x.h b/source/Protocol/Protocol17x.h
index e5597ee0b..bc197235b 100644
--- a/source/Protocol/Protocol17x.h
+++ b/source/Protocol/Protocol17x.h
@@ -38,7 +38,7 @@ protected:
UInt16 m_ServerPort;
- /// State of the protocol. 1 = status, 2 = login
+ /// State of the protocol. 1 = status, 2 = login, 3 = game
UInt32 m_State;
/// Buffer for the received data
@@ -58,9 +58,38 @@ protected:
/// Reads and handles the packet. The packet length and type have already been read.
void HandlePacket(UInt32 a_PacketType, UInt32 a_RemainingBytes);
- // Packet handlers while in the Status state (m_State == 1)
- void HandlePacketStatusRequest(UInt32 a_RemainingBytes);
+ // Packet handlers while in the Status state (m_State == 1):
void HandlePacketStatusPing (UInt32 a_RemainingBytes);
+ void HandlePacketStatusRequest(UInt32 a_RemainingBytes);
+
+ // Packet handlers while in the Login state (m_State == 2):
+ void HandlePacketLoginEncryptionResponse(UInt32 a_RemainingBytes);
+ void HandlePacketLoginStart (UInt32 a_RemainingBytes);
+
+ // Packet handlers while in the Game state (m_State == 3):
+ void HandlePacketAnimation (UInt32 a_RemainingBytes);
+ void HandlePacketBlockDig (UInt32 a_RemainingBytes);
+ void HandlePacketBlockPlace (UInt32 a_RemainingBytes);
+ void HandlePacketChatMessage (UInt32 a_RemainingBytes);
+ void HandlePacketClientSettings (UInt32 a_RemainingBytes);
+ void HandlePacketClientStatus (UInt32 a_RemainingBytes);
+ void HandlePacketCreativeInventoryAction(UInt32 a_RemainingBytes);
+ void HandlePacketEntityAction (UInt32 a_RemainingBytes);
+ void HandlePacketKeepAlive (UInt32 a_RemainingBytes);
+ void HandlePacketPlayer (UInt32 a_RemainingBytes);
+ void HandlePacketPlayerAbilities (UInt32 a_RemainingBytes);
+ void HandlePacketPlayerLook (UInt32 a_RemainingBytes);
+ void HandlePacketPlayerPos (UInt32 a_RemainingBytes);
+ void HandlePacketPlayerPosLook (UInt32 a_RemainingBytes);
+ void HandlePacketPluginMessage (UInt32 a_RemainingBytes);
+ void HandlePacketSlotSelect (UInt32 a_RemainingBytes);
+ void HandlePacketSteerVehicle (UInt32 a_RemainingBytes);
+ void HandlePacketTabComplete (UInt32 a_RemainingBytes);
+ void HandlePacketUpdateSign (UInt32 a_RemainingBytes);
+ void HandlePacketUseEntity (UInt32 a_RemainingBytes);
+ void HandlePacketWindowClick (UInt32 a_RemainingBytes);
+ void HandlePacketWindowClose (UInt32 a_RemainingBytes);
+
/// Writes an entire packet into the output stream. a_Packet is expected to start with the packet type; data length is prepended here.
void WritePacket(cByteBuffer & a_Packet);