DWORD __fastcall RecvHook(void* thisPTR, void* /* dummy */, void* param1, CDataStore* dataStore, void* param3)
{
WORD opcodeSize = buildNumber <= WOW_MOP_16135 ? 2 : 4;
// packet dump
DumpPacket(SMSG, 0, opcodeSize, dataStore);
// unhooks the recv function
HookManager::UnHook(recvAddress, defaultMachineCodeRecv);
// calls client's function so it can processes the packet
DWORD returnValue = 0;
if (buildNumber <= WOW_TBC_8606) // different prototype
returnValue = RecvProto8606(recvAddress)(thisPTR, param1, dataStore);
else
returnValue = RecvProto(recvAddress)(thisPTR, param1, dataStore, param3);
// hooks again to catch the next incoming packets also
HookManager::ReHook(recvAddress, machineCodeHookRecv);
if (!recvHookGood)
{
printf("Recv hook is working.\n");
recvHookGood = true;
}
return returnValue;
}
DWORD __fastcall RecvHook_PreWOD(void* thisPTR,
void* /* dummy */,
void* param1,
void* param2,
void* param3)
{
// 2 bytes before MOP, 4 bytes after MOP
WORD packetOpcodeSize = buildNumber <= WOW_MOP_16135 ? 2 : 4;
DWORD buffer = *(DWORD*)((DWORD)param2 + 4);
DWORD packetOcode = packetOpcodeSize == 2 ? *(WORD*)buffer // 2 bytes
: *(DWORD*)buffer; // or 4 bytes
DWORD packetSize = *(DWORD*)((DWORD)param2 + 16); // totalLength, writePos
WORD initialReadOffset = packetOpcodeSize;
// packet dump
PacketDump::DumpPacket(logPath,
binPath,
PacketDump::PACKET_TYPE_S2C,
packetOcode,
packetSize - packetOpcodeSize,
buffer,
initialReadOffset);
// unhooks the recv function
HookManager::UnHook(recvAddress, defaultMachineCodeRecv);
// calls client's function so it can processes the packet
DWORD returnValue = 0;
if (buildNumber <= WOW_TBC_8606) // different prototype
returnValue = RecvProto8606(recvAddress)(thisPTR, param1, param2);
else
returnValue = RecvProto(recvAddress)(thisPTR, param1, param2, param3);
// hooks again to catch the next incoming packets also
HookManager::ReHook(recvAddress, machineCodeHookRecv);
if (!recvHookGood)
{
printf("Recv hook is working.\n");
recvHookGood = true;
}
return returnValue;
}
DWORD __fastcall RecvHook(void* thisPTR,
void* /* dummy */,
void* param1,
void* param2,
void* param3)
{
DWORD buffer = *(DWORD*)((DWORD)param2 + 4);
DWORD packetOcode = *(DWORD*)buffer;
DWORD packetSize = *(DWORD*)((DWORD)param2 + 16); // totalLength, writePos
// packet dump
PacketDump::DumpPacket(logPath,
binPath,
PacketDump::PACKET_TYPE_S2C,
packetOcode,
packetSize - (buildNumber == WOW_CLASS_5875 ? 2 : 4),
buffer);
// unhooks the recv function
HookManager::UnHook(recvAddress, defaultMachineCodeRecv);
// calls client's function so it can processes the packet
DWORD returnValue = 0;
if (buildNumber <= WOW_TBC_8606) // different prototype
returnValue = RecvProto8606(recvAddress)(thisPTR, param1, param2);
else
returnValue = RecvProto(recvAddress)(thisPTR, param1, param2, param3);
// hooks again to catch the next incoming packets also
HookManager::ReHook(recvAddress, machineCodeHookRecv);
if (!recvHookGood)
{
printf("Recv hook is working.\n");
recvHookGood = true;
}
return returnValue;
}
