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Fixed threading issues affecting cProtocol172.

This commit is contained in:
madmaxoft 2013-12-13 17:53:00 +01:00
parent 39443c63ad
commit 33c6bcc2f4
4 changed files with 219 additions and 191 deletions
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22
src/ByteBuffer.cpp
View File

@ -773,6 +773,28 @@ void cByteBuffer::ReadAll(AString & a_Data)
bool cByteBuffer::ReadToByteBuffer(cByteBuffer & a_Dst, int a_NumBytes)
{
if (!a_Dst.CanWriteBytes(a_NumBytes) || !CanReadBytes(a_NumBytes))
{
// There's not enough source bytes or space in the dest BB
return false;
}
char buf[1024];
while (a_NumBytes > 0)
{
int num = (a_NumBytes > sizeof(buf)) ? sizeof(buf) : a_NumBytes;
VERIFY(ReadBuf(buf, num));
VERIFY(a_Dst.Write(buf, num));
a_NumBytes -= num;
}
return true;
}
void cByteBuffer::CommitRead(void)
{
CHECK_THREAD;

6
src/ByteBuffer.h
View File

@ -42,6 +42,9 @@ public:
/// Returns the number of bytes that are currently available for reading (may be less than UsedSpace due to some data having been read already)
int GetReadableSpace(void) const;
/// Returns the current data start index. For debugging purposes.
int GetDataStart(void) const { return m_DataStart; }
/// Returns true if the specified amount of bytes are available for reading
bool CanReadBytes(int a_Count) const;
@ -106,6 +109,9 @@ public:
/// Reads all available data into a_Data
void ReadAll(AString & a_Data);
/// Reads the specified number of bytes and writes it into the destinatio bytebuffer. Returns true on success.
bool ReadToByteBuffer(cByteBuffer & a_Dst, int a_NumBytes);
/// Removes the bytes that have been read from the ringbuffer
void CommitRead(void);

326
src/Protocol/Protocol17x.cpp
View File

@ -29,23 +29,23 @@ Implements the 1.7.x protocol classes:
#define HANDLE_READ(Proc, Type, Var) \
#define HANDLE_READ(ByteBuf, Proc, Type, Var) \
Type Var; \
m_ReceivedData.Proc(Var);
ByteBuf.Proc(Var);
#define HANDLE_PACKET_READ(Proc, Type, Var) \
#define HANDLE_PACKET_READ(ByteBuf, Proc, Type, Var) \
Type Var; \
{ \
if (!m_ReceivedData.Proc(Var)) \
if (!ByteBuf.Proc(Var)) \
{ \
m_ReceivedData.CheckValid(); \
ByteBuf.CheckValid(); \
return false; \
} \
m_ReceivedData.CheckValid(); \
ByteBuf.CheckValid(); \
}
@ -921,6 +921,7 @@ void cProtocol172::SendWindowProperty(const cWindow & a_Window, short a_Property
void cProtocol172::AddReceivedData(const char * a_Data, int a_Size)
{
LOGD("Received %d bytes of data", a_Size);
if (!m_ReceivedData.Write(a_Data, a_Size))
{
// Too much data in the incoming queue, report to caller:
@ -932,6 +933,7 @@ void cProtocol172::AddReceivedData(const char * a_Data, int a_Size)
while (true)
{
UInt32 PacketLen;
int PacketStart = m_ReceivedData.GetDataStart();
if (!m_ReceivedData.ReadVarInt(PacketLen))
{
// Not enough data
@ -942,35 +944,38 @@ void cProtocol172::AddReceivedData(const char * a_Data, int a_Size)
// The full packet hasn't been received yet
return;
}
cByteBuffer bb(PacketLen + 1);
VERIFY(m_ReceivedData.ReadToByteBuffer(bb, (int)PacketLen));
m_ReceivedData.CommitRead();
// Write one NUL extra, so that we can detect over-reads
bb.Write("\0", 1);
UInt32 PacketType;
UInt32 Mark1 = m_ReceivedData.GetReadableSpace();
if (!m_ReceivedData.ReadVarInt(PacketType))
if (!bb.ReadVarInt(PacketType))
{
// Not enough data
return;
}
UInt32 NumBytesRead = Mark1 - m_ReceivedData.GetReadableSpace();
HandlePacket(PacketType, PacketLen - NumBytesRead);
// DEBUG:
LOGD("Packet 0x%x, len %d (0x%x), start at %d", PacketType, PacketLen, PacketLen, PacketStart);
if (Mark1 - m_ReceivedData.GetReadableSpace() > PacketLen)
HandlePacket(bb, PacketType);
if (bb.GetReadableSpace() != 1)
{
// Read more than packet length, report as error
// Read more or less than packet length, report as error
ASSERT(!"Read wrong number of bytes!");
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)
void cProtocol172::HandlePacket(cByteBuffer & a_ByteBuffer, UInt32 a_PacketType)
{
switch (m_State)
{
@ -979,8 +984,8 @@ void cProtocol172::HandlePacket(UInt32 a_PacketType, UInt32 a_RemainingBytes)
// Status
switch (a_PacketType)
{
case 0x00: HandlePacketStatusRequest(a_RemainingBytes); return;
case 0x01: HandlePacketStatusPing (a_RemainingBytes); return;
case 0x00: HandlePacketStatusRequest(a_ByteBuffer); return;
case 0x01: HandlePacketStatusPing (a_ByteBuffer); return;
}
break;
}
@ -990,8 +995,8 @@ void cProtocol172::HandlePacket(UInt32 a_PacketType, UInt32 a_RemainingBytes)
// Login
switch (a_PacketType)
{
case 0x00: HandlePacketLoginStart(a_RemainingBytes); return;
case 0x01: HandlePacketLoginEncryptionResponse(a_RemainingBytes); return;
case 0x00: HandlePacketLoginStart (a_ByteBuffer); return;
case 0x01: HandlePacketLoginEncryptionResponse(a_ByteBuffer); return;
}
break;
}
@ -1001,29 +1006,29 @@ void cProtocol172::HandlePacket(UInt32 a_PacketType, UInt32 a_RemainingBytes)
// 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 0x00: HandlePacketKeepAlive (a_ByteBuffer); return;
case 0x01: HandlePacketChatMessage (a_ByteBuffer); return;
case 0x02: HandlePacketUseEntity (a_ByteBuffer); return;
case 0x03: HandlePacketPlayer (a_ByteBuffer); return;
case 0x04: HandlePacketPlayerPos (a_ByteBuffer); return;
case 0x05: HandlePacketPlayerLook (a_ByteBuffer); return;
case 0x06: HandlePacketPlayerPosLook (a_ByteBuffer); return;
case 0x07: HandlePacketBlockDig (a_ByteBuffer); return;
case 0x08: HandlePacketBlockPlace (a_ByteBuffer); return;
case 0x09: HandlePacketSlotSelect (a_ByteBuffer); return;
case 0x0a: HandlePacketAnimation (a_ByteBuffer); return;
case 0x0b: HandlePacketEntityAction (a_ByteBuffer); return;
case 0x0c: HandlePacketSteerVehicle (a_ByteBuffer); return;
case 0x0d: HandlePacketWindowClose (a_ByteBuffer); return;
case 0x0e: HandlePacketWindowClick (a_ByteBuffer); 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;
case 0x10: HandlePacketCreativeInventoryAction(a_ByteBuffer); return;
case 0x12: HandlePacketUpdateSign (a_ByteBuffer); return;
case 0x13: HandlePacketPlayerAbilities (a_ByteBuffer); return;
case 0x14: HandlePacketTabComplete (a_ByteBuffer); return;
case 0x15: HandlePacketClientSettings (a_ByteBuffer); return;
case 0x16: HandlePacketClientStatus (a_ByteBuffer); return;
case 0x17: HandlePacketPluginMessage (a_ByteBuffer); return;
}
break;
}
@ -1037,17 +1042,10 @@ void cProtocol172::HandlePacket(UInt32 a_PacketType, UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketStatusPing(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketStatusPing(cByteBuffer & a_ByteBuffer)
{
ASSERT(a_RemainingBytes == 8);
if (a_RemainingBytes != 8)
{
m_Client->PacketError(0x01);
return;
}
Int64 Timestamp;
m_ReceivedData.ReadBEInt64(Timestamp);
m_ReceivedData.CommitRead();
a_ByteBuffer.ReadBEInt64(Timestamp);
cPacketizer Pkt(*this, 0x01); // Ping packet
Pkt.WriteInt64(Timestamp);
@ -1057,12 +1055,8 @@ void cProtocol172::HandlePacketStatusPing(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketStatusRequest(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer)
{
// 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\":[]},",
@ -1082,7 +1076,7 @@ void cProtocol172::HandlePacketStatusRequest(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketLoginEncryptionResponse(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketLoginEncryptionResponse(cByteBuffer & a_ByteBuffer)
{
// TODO: Add protocol encryption
}
@ -1091,10 +1085,10 @@ void cProtocol172::HandlePacketLoginEncryptionResponse(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketLoginStart(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketLoginStart(cByteBuffer & a_ByteBuffer)
{
AString Username;
m_ReceivedData.ReadVarUTF8String(Username);
a_ByteBuffer.ReadVarUTF8String(Username);
// TODO: Protocol encryption should be set up here if not localhost / auth
@ -1113,10 +1107,10 @@ void cProtocol172::HandlePacketLoginStart(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketAnimation(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketAnimation(cByteBuffer & a_ByteBuffer)
{
HANDLE_READ(ReadBEInt, int, EntityID);
HANDLE_READ(ReadByte, Byte, Animation);
HANDLE_READ(a_ByteBuffer, ReadBEInt, int, EntityID);
HANDLE_READ(a_ByteBuffer, ReadByte, Byte, Animation);
m_Client->HandleAnimation(Animation);
}
@ -1124,13 +1118,13 @@ void cProtocol172::HandlePacketAnimation(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketBlockDig(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketBlockDig(cByteBuffer & a_ByteBuffer)
{
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);
HANDLE_READ(a_ByteBuffer, ReadByte, Byte, Status);
HANDLE_READ(a_ByteBuffer, ReadBEInt, int, BlockX);
HANDLE_READ(a_ByteBuffer, ReadByte, Byte, BlockY);
HANDLE_READ(a_ByteBuffer, ReadBEInt, int, BlockZ);
HANDLE_READ(a_ByteBuffer, ReadByte, Byte, Face);
m_Client->HandleLeftClick(BlockX, BlockY, BlockZ, Face, Status);
}
@ -1138,18 +1132,18 @@ void cProtocol172::HandlePacketBlockDig(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketBlockPlace(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketBlockPlace(cByteBuffer & a_ByteBuffer)
{
HANDLE_READ(ReadBEInt, int, BlockX);
HANDLE_READ(ReadByte, Byte, BlockY);
HANDLE_READ(ReadBEInt, int, BlockZ);
HANDLE_READ(ReadByte, Byte, Face);
HANDLE_READ(a_ByteBuffer, ReadBEInt, int, BlockX);
HANDLE_READ(a_ByteBuffer, ReadByte, Byte, BlockY);
HANDLE_READ(a_ByteBuffer, ReadBEInt, int, BlockZ);
HANDLE_READ(a_ByteBuffer, ReadByte, Byte, Face);
cItem Item;
ReadItem(Item);
ReadItem(a_ByteBuffer, Item);
HANDLE_READ(ReadByte, Byte, CursorX);
HANDLE_READ(ReadByte, Byte, CursorY);
HANDLE_READ(ReadByte, Byte, CursorZ);
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, Face, CursorX, CursorY, CursorZ, m_Client->GetPlayer()->GetEquippedItem());
}
@ -1157,9 +1151,9 @@ void cProtocol172::HandlePacketBlockPlace(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketChatMessage(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketChatMessage(cByteBuffer & a_ByteBuffer)
{
HANDLE_READ(ReadVarUTF8String, AString, Message);
HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Message);
m_Client->HandleChat(Message);
}
@ -1167,14 +1161,14 @@ void cProtocol172::HandlePacketChatMessage(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketClientSettings(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketClientSettings(cByteBuffer & a_ByteBuffer)
{
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);
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, ReadByte, Byte, ChatColors);
HANDLE_READ(a_ByteBuffer, ReadByte, Byte, Difficulty);
HANDLE_READ(a_ByteBuffer, ReadByte, Byte, ShowCape);
// TODO: handle in m_Client
}
@ -1182,9 +1176,9 @@ void cProtocol172::HandlePacketClientSettings(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketClientStatus(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketClientStatus(cByteBuffer & a_ByteBuffer)
{
HANDLE_READ(ReadByte, Byte, ActionID);
HANDLE_READ(a_ByteBuffer, ReadByte, Byte, ActionID);
switch (ActionID)
{
case 0:
@ -1212,11 +1206,11 @@ void cProtocol172::HandlePacketClientStatus(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketCreativeInventoryAction(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketCreativeInventoryAction(cByteBuffer & a_ByteBuffer)
{
HANDLE_READ(ReadBEShort, short, SlotNum);
HANDLE_READ(a_ByteBuffer, ReadBEShort, short, SlotNum);
cItem Item;
if (!ReadItem(Item))
if (!ReadItem(a_ByteBuffer, Item))
{
return;
}
@ -1227,11 +1221,11 @@ void cProtocol172::HandlePacketCreativeInventoryAction(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketEntityAction(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketEntityAction(cByteBuffer & a_ByteBuffer)
{
HANDLE_READ(ReadBEInt, int, PlayerID);
HANDLE_READ(ReadByte, Byte, Action);
HANDLE_READ(ReadBEInt, int, JumpBoost);
HANDLE_READ(a_ByteBuffer, ReadBEInt, int, PlayerID);
HANDLE_READ(a_ByteBuffer, ReadByte, Byte, Action);
HANDLE_READ(a_ByteBuffer, ReadBEInt, int, JumpBoost);
m_Client->HandleEntityAction(PlayerID, Action);
}
@ -1239,9 +1233,9 @@ void cProtocol172::HandlePacketEntityAction(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketKeepAlive(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketKeepAlive(cByteBuffer & a_ByteBuffer)
{
HANDLE_READ(ReadBEInt, int, KeepAliveID);
HANDLE_READ(a_ByteBuffer, ReadBEInt, int, KeepAliveID);
m_Client->HandleKeepAlive(KeepAliveID);
}
@ -1249,9 +1243,9 @@ void cProtocol172::HandlePacketKeepAlive(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketPlayer(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketPlayer(cByteBuffer & a_ByteBuffer)
{
HANDLE_READ(ReadBool, bool, IsOnGround);
HANDLE_READ(a_ByteBuffer, ReadBool, bool, IsOnGround);
// TODO: m_Client->HandlePlayerOnGround(IsOnGround);
}
@ -1259,11 +1253,11 @@ void cProtocol172::HandlePacketPlayer(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketPlayerAbilities(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketPlayerAbilities(cByteBuffer & a_ByteBuffer)
{
HANDLE_READ(ReadByte, Byte, Flags);
HANDLE_READ(ReadBEFloat, float, FlyingSpeed);
HANDLE_READ(ReadBEFloat, float, WalkingSpeed);
HANDLE_READ(a_ByteBuffer, ReadByte, Byte, Flags);
HANDLE_READ(a_ByteBuffer, ReadBEFloat, float, FlyingSpeed);
HANDLE_READ(a_ByteBuffer, ReadBEFloat, float, WalkingSpeed);
// TODO: m_Client->HandlePlayerAbilities();
}
@ -1271,11 +1265,11 @@ void cProtocol172::HandlePacketPlayerAbilities(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketPlayerLook(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketPlayerLook(cByteBuffer & a_ByteBuffer)
{
HANDLE_READ(ReadBEFloat, float, Yaw);
HANDLE_READ(ReadBEFloat, float, Pitch);
HANDLE_READ(ReadBool, bool, IsOnGround);
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);
}
@ -1283,13 +1277,13 @@ void cProtocol172::HandlePacketPlayerLook(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketPlayerPos(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketPlayerPos(cByteBuffer & a_ByteBuffer)
{
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);
HANDLE_READ(a_ByteBuffer, ReadBEDouble, double, PosX);
HANDLE_READ(a_ByteBuffer, ReadBEDouble, double, PosY);
HANDLE_READ(a_ByteBuffer, ReadBEDouble, double, Stance);
HANDLE_READ(a_ByteBuffer, ReadBEDouble, double, PosZ);
HANDLE_READ(a_ByteBuffer, ReadBool, bool, IsOnGround);
m_Client->HandlePlayerPos(PosX, PosY, PosZ, Stance, IsOnGround);
}
@ -1297,15 +1291,15 @@ void cProtocol172::HandlePacketPlayerPos(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketPlayerPosLook(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketPlayerPosLook(cByteBuffer & a_ByteBuffer)
{
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);
HANDLE_READ(a_ByteBuffer, ReadBEDouble, double, PosX);
HANDLE_READ(a_ByteBuffer, ReadBEDouble, double, PosY);
HANDLE_READ(a_ByteBuffer, ReadBEDouble, double, Stance);
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, Stance, Yaw, Pitch, IsOnGround);
}
@ -1313,12 +1307,12 @@ void cProtocol172::HandlePacketPlayerPosLook(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketPluginMessage(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketPluginMessage(cByteBuffer & a_ByteBuffer)
{
HANDLE_READ(ReadVarUTF8String, AString, Channel);
HANDLE_READ(ReadBEShort, short, Length);
HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Channel);
HANDLE_READ(a_ByteBuffer, ReadBEShort, short, Length);
AString Data;
m_ReceivedData.ReadString(Data, Length);
a_ByteBuffer.ReadString(Data, Length);
// TODO: m_Client->HandlePluginMessage(Channel, Data);
}
@ -1326,9 +1320,9 @@ void cProtocol172::HandlePacketPluginMessage(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketSlotSelect(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketSlotSelect(cByteBuffer & a_ByteBuffer)
{
HANDLE_READ(ReadBEShort, short, SlotNum);
HANDLE_READ(a_ByteBuffer, ReadBEShort, short, SlotNum);
m_Client->HandleSlotSelected(SlotNum);
}
@ -1336,12 +1330,12 @@ void cProtocol172::HandlePacketSlotSelect(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketSteerVehicle(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketSteerVehicle(cByteBuffer & a_ByteBuffer)
{
HANDLE_READ(ReadBEFloat, float, Forward);
HANDLE_READ(ReadBEFloat, float, Sideways);
HANDLE_READ(ReadBool, bool, ShouldJump);
HANDLE_READ(ReadBool, bool, ShouldUnmount);
HANDLE_READ(a_ByteBuffer, ReadBEFloat, float, Forward);
HANDLE_READ(a_ByteBuffer, ReadBEFloat, float, Sideways);
HANDLE_READ(a_ByteBuffer, ReadBool, bool, ShouldJump);
HANDLE_READ(a_ByteBuffer, ReadBool, bool, ShouldUnmount);
if (ShouldUnmount)
{
m_Client->HandleUnmount();
@ -1356,9 +1350,9 @@ void cProtocol172::HandlePacketSteerVehicle(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketTabComplete(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketTabComplete(cByteBuffer & a_ByteBuffer)
{
HANDLE_READ(ReadVarUTF8String, AString, Text);
HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Text);
m_Client->HandleTabCompletion(Text);
}
@ -1366,15 +1360,15 @@ void cProtocol172::HandlePacketTabComplete(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketUpdateSign(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketUpdateSign(cByteBuffer & a_ByteBuffer)
{
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);
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);
}
@ -1382,10 +1376,10 @@ void cProtocol172::HandlePacketUpdateSign(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketUseEntity(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketUseEntity(cByteBuffer & a_ByteBuffer)
{
HANDLE_READ(ReadBEInt, int, EntityID);
HANDLE_READ(ReadByte, Byte, MouseButton);
HANDLE_READ(a_ByteBuffer, ReadBEInt, int, EntityID);
HANDLE_READ(a_ByteBuffer, ReadByte, Byte, MouseButton);
m_Client->HandleUseEntity(EntityID, (MouseButton == 1));
}
@ -1393,15 +1387,15 @@ void cProtocol172::HandlePacketUseEntity(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketWindowClick(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketWindowClick(cByteBuffer & a_ByteBuffer)
{
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);
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(Item);
ReadItem(a_ByteBuffer, Item);
// Convert Button, Mode, SlotNum and HeldItem into eClickAction:
eClickAction Action;
@ -1430,6 +1424,12 @@ void cProtocol172::HandlePacketWindowClick(UInt32 a_RemainingBytes)
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);
@ -1439,9 +1439,9 @@ void cProtocol172::HandlePacketWindowClick(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketWindowClose(UInt32 a_RemainingBytes)
void cProtocol172::HandlePacketWindowClose(cByteBuffer & a_ByteBuffer)
{
HANDLE_READ(ReadChar, char, WindowID);
HANDLE_READ(a_ByteBuffer, ReadChar, char, WindowID);
m_Client->HandleWindowClose(WindowID);
}
@ -1488,9 +1488,9 @@ void cProtocol172::SendData(const char * a_Data, int a_Size)
bool cProtocol172::ReadItem(cItem & a_Item)
bool cProtocol172::ReadItem(cByteBuffer & a_ByteBuffer, cItem & a_Item)
{
HANDLE_PACKET_READ(ReadBEShort, short, ItemType);
HANDLE_PACKET_READ(a_ByteBuffer, ReadBEShort, short, ItemType);
if (ItemType == -1)
{
// The item is empty, no more data follows
@ -1499,8 +1499,8 @@ bool cProtocol172::ReadItem(cItem & a_Item)
}
a_Item.m_ItemType = ItemType;
HANDLE_PACKET_READ(ReadChar, char, ItemCount);
HANDLE_PACKET_READ(ReadBEShort, short, ItemDamage);
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)
@ -1508,7 +1508,7 @@ bool cProtocol172::ReadItem(cItem & a_Item)
a_Item.Empty();
}
HANDLE_PACKET_READ(ReadBEShort, short, MetadataLength);
HANDLE_PACKET_READ(a_ByteBuffer, ReadBEShort, short, MetadataLength);
if (MetadataLength <= 0)
{
return true;
@ -1516,7 +1516,7 @@ bool cProtocol172::ReadItem(cItem & a_Item)
// Read the metadata
AString Metadata;
if (!m_ReceivedData.ReadString(Metadata, MetadataLength))
if (!a_ByteBuffer.ReadString(Metadata, MetadataLength))
{
return false;
}

56
src/Protocol/Protocol17x.h
View File

@ -205,39 +205,39 @@ protected:
void AddReceivedData(const char * a_Data, int a_Size);
/// Reads and handles the packet. The packet length and type have already been read.
void HandlePacket(UInt32 a_PacketType, UInt32 a_RemainingBytes);
void HandlePacket(cByteBuffer & a_ByteBuffer, UInt32 a_PacketType);
// Packet handlers while in the Status state (m_State == 1):
void HandlePacketStatusPing (UInt32 a_RemainingBytes);
void HandlePacketStatusRequest(UInt32 a_RemainingBytes);
void HandlePacketStatusPing (cByteBuffer & a_ByteBuffer);
void HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer);
// Packet handlers while in the Login state (m_State == 2):
void HandlePacketLoginEncryptionResponse(UInt32 a_RemainingBytes);
void HandlePacketLoginStart (UInt32 a_RemainingBytes);
void HandlePacketLoginEncryptionResponse(cByteBuffer & a_ByteBuffer);
void HandlePacketLoginStart (cByteBuffer & a_ByteBuffer);
// 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);
void HandlePacketAnimation (cByteBuffer & a_ByteBuffer);
void HandlePacketBlockDig (cByteBuffer & a_ByteBuffer);
void HandlePacketBlockPlace (cByteBuffer & a_ByteBuffer);
void HandlePacketChatMessage (cByteBuffer & a_ByteBuffer);
void HandlePacketClientSettings (cByteBuffer & a_ByteBuffer);
void HandlePacketClientStatus (cByteBuffer & a_ByteBuffer);
void HandlePacketCreativeInventoryAction(cByteBuffer & a_ByteBuffer);
void HandlePacketEntityAction (cByteBuffer & a_ByteBuffer);
void HandlePacketKeepAlive (cByteBuffer & a_ByteBuffer);
void HandlePacketPlayer (cByteBuffer & a_ByteBuffer);
void HandlePacketPlayerAbilities (cByteBuffer & a_ByteBuffer);
void HandlePacketPlayerLook (cByteBuffer & a_ByteBuffer);
void HandlePacketPlayerPos (cByteBuffer & a_ByteBuffer);
void HandlePacketPlayerPosLook (cByteBuffer & a_ByteBuffer);
void HandlePacketPluginMessage (cByteBuffer & a_ByteBuffer);
void HandlePacketSlotSelect (cByteBuffer & a_ByteBuffer);
void HandlePacketSteerVehicle (cByteBuffer & a_ByteBuffer);
void HandlePacketTabComplete (cByteBuffer & a_ByteBuffer);
void HandlePacketUpdateSign (cByteBuffer & a_ByteBuffer);
void HandlePacketUseEntity (cByteBuffer & a_ByteBuffer);
void HandlePacketWindowClick (cByteBuffer & a_ByteBuffer);
void HandlePacketWindowClose (cByteBuffer & a_ByteBuffer);
/// Writes an entire packet into the output stream. a_Packet is expected to start with the packet type; data length is prepended here.
@ -249,7 +249,7 @@ protected:
void SendCompass(const cWorld & a_World);
/// Reads an item out of the received data, sets a_Item to the values read. Returns false if not enough received data
bool ReadItem(cItem & a_Item);
bool ReadItem(cByteBuffer & a_ByteBuffer, cItem & a_Item);
/// Parses item metadata as read by ReadItem(), into the item enchantments.
void ParseItemMetadata(cItem & a_Item, const AString & a_Metadata);