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Hook EngineError(..)

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This commit is contained in:
Amos 2021-07-12 08:47:54 -07:00
parent 13f7c1e673
commit ae865cafae
5 changed files with 46 additions and 14 deletions
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23
r5dev/include/patterns.h
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@ -38,22 +38,29 @@ namespace
DWORD64 p_NET_SendDatagram = FindPattern("r5apex.exe", (const unsigned char*)"\x48\x89\x5C\x24\x08\x48\x89\x6C\x24\x10\x48\x89\x74\x24\x18\x57\x41\x56\x41\x57\x48\x81\xEC\x00\x05\x00\x00", "xxxxxxxxxxxxxxxxxxxxxxx?xxx");
int (*NET_SendDatagram)(SOCKET s, const char* buf, int len, int flags) = (int (*)(SOCKET, const char*, int, int))p_NET_SendDatagram; /*48 89 5C 24 08 48 89 6C 24 10 48 89 74 24 18 57 41 56 41 57 48 81 EC ?? 05 00 00*/
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
/* ==== UTILITY ========================================================================================================================================================= */
DWORD64 p_MSG_EngineError = FindPattern("r5apex.exe", (const unsigned char*)"\x48\x89\x5C\x24\x08\x48\x89\x74\x24\x10\x57\x48\x81\xEC\x30\x08\x00\x00\x48\x8B\xDA\x48\x8B\xF9\xE8\x00\x00\x00\xFF\x33\xF6\x48", "xxxxxxxxxxxxxxxxxxxxxxxxx???xxxx");
int (*MSG_EngineError)(char* fmt, va_list args) = (int (*)(char*, va_list))p_MSG_EngineError; /*48 89 5C 24 08 48 89 74 24 10 57 48 81 EC 30 08 00 00 48 8B DA 48 8B F9 E8 ?? ?? ?? FF 33 F6 48*/
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
/* ==== ------- ========================================================================================================================================================= */
void PrintHAddress() // Test the sigscan results
{
std::cout << "+--------------------------------------------------------+" << std::endl;
std::cout << "| p_CommandExecute : " << std::hex << p_CommandExecute << std::setw(20) << " |" << std::endl;
std::cout << "| p_ConVar_IsFlagSet : " << std::hex << p_ConVar_IsFlagSet << std::setw(20) << " |" << std::endl;
std::cout << "| p_ConCommand_IsFlagSet : " << std::hex << p_ConCommand_IsFlagSet << std::setw(20) << " |" << std::endl;
std::cout << "| CommandExecute : " << std::hex << p_CommandExecute << std::setw(20) << " |" << std::endl;
std::cout << "| ConVar_IsFlagSet : " << std::hex << p_ConVar_IsFlagSet << std::setw(20) << " |" << std::endl;
std::cout << "| ConCommand_IsFlagSet : " << std::hex << p_ConCommand_IsFlagSet << std::setw(20) << " |" << std::endl;
std::cout << "+--------------------------------------------------------+" << std::endl;
std::cout << "| p_SQVM_Print : " << std::hex << p_SQVM_Print << std::setw(20) << " |" << std::endl;
std::cout << "| p_SQVM_LoadScript : " << std::hex << p_SQVM_LoadScript << std::setw(20) << " |" << std::endl;
std::cout << "| p_SQVM_LoadRson : " << std::hex << p_SQVM_LoadRson << std::setw(20) << " |" << std::endl;
std::cout << "| SQVM_Print : " << std::hex << p_SQVM_Print << std::setw(20) << " |" << std::endl;
std::cout << "| SQVM_LoadScript : " << std::hex << p_SQVM_LoadScript << std::setw(20) << " |" << std::endl;
std::cout << "| SQVM_LoadRson : " << std::hex << p_SQVM_LoadRson << std::setw(20) << " |" << std::endl;
std::cout << "+--------------------------------------------------------+" << std::endl;
std::cout << "| p_NET_ReceiveDatagram : " << std::hex << p_NET_ReceiveDatagram << std::setw(20) << " |" << std::endl;
std::cout << "| p_NET_SendDatagram : " << std::hex << p_NET_SendDatagram << std::setw(20) << " |" << std::endl;
std::cout << "| NET_ReceiveDatagram : " << std::hex << p_NET_ReceiveDatagram << std::setw(20) << " |" << std::endl;
std::cout << "| NET_SendDatagram : " << std::hex << p_NET_SendDatagram << std::setw(20) << " |" << std::endl;
std::cout << "+--------------------------------------------------------+" << std::endl;
std::cout << "| MSG_EngineError : " << std::hex << p_NET_SendDatagram << std::setw(20) << " |" << std::endl;
std::cout << "+--------------------------------------------------------+" << std::endl;
// TODO implement error handling when sigscan fails or result is 0

2
r5dev/src/console.cpp
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@ -5,6 +5,7 @@
#include <Windows.h>
#include <detours.h>
#include "id3dx.h"
#include "hooks.h"
#include "opcptc.h"
#include "console.h"
@ -131,6 +132,7 @@ DWORD __stdcall ProcessConsoleWorker(LPVOID)
///////////////////////////////////////////////////////////////////////
// Debug toggles
if (sCommand == "pattern test") { PrintHAddress(); PrintOAddress(); continue; }
if (sCommand == "directx test") { PrintDXAddress(); continue; }
if (sCommand == "console test") { g_bDebugConsole = !g_bDebugConsole; continue; }
///////////////////////////////////////////////////////////////////////
// Exec toggles

24
r5dev/src/hooks.cpp
View File

@ -127,6 +127,20 @@ bool HSQVM_LoadScript(void* sqvm, const char* script_path, const char* script_na
return SQVM_LoadScript(sqvm, script_path, script_name, flag);
}
//#################################################################################
// UTILITY HOOKS
//#################################################################################
int HMSG_EngineError(char* fmt, va_list args)
{
char buf[1024];
vprintf(fmt, args);
vsnprintf(buf, IM_ARRAYSIZE(buf), fmt, args);
buf[IM_ARRAYSIZE(buf) - 1] = 0;
Items.push_back(Strdup(buf));
return MSG_EngineError(fmt, args);
}
//#################################################################################
// MANAGEMENT
//#################################################################################
@ -139,11 +153,15 @@ void InstallENHooks()
DetourUpdateThread(GetCurrentThread());
///////////////////////////////////////////////////////////////////////////////
// Hook Engine functions
// Hook Squirrel functions
DetourAttach((LPVOID*)&SQVM_Print, &HSQVM_Print);
DetourAttach((LPVOID*)&SQVM_LoadRson, &HSQVM_LoadRson);
DetourAttach((LPVOID*)&SQVM_LoadScript, &HSQVM_LoadScript);
///////////////////////////////////////////////////////////////////////////////
// Hook Utility functions
DetourAttach((LPVOID*)&MSG_EngineError, &HMSG_EngineError);
///////////////////////////////////////////////////////////////////////////////
// Commit the transaction
if (DetourTransactionCommit() != NO_ERROR)
@ -171,6 +189,10 @@ void RemoveENHooks()
DetourDetach((LPVOID*)&NET_SendDatagram, &HNET_SendDatagram);
DetourDetach((LPVOID*)&NET_ReceiveDatagram, &HNET_ReceiveDatagram);
///////////////////////////////////////////////////////////////////////////////
// Unhook Utility functions
DetourDetach((LPVOID*)&MSG_EngineError, &HMSG_EngineError);
///////////////////////////////////////////////////////////////////////////////
// Commit the transaction
DetourTransactionCommit();

10
r5dev/src/id3dx.cpp
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@ -453,11 +453,11 @@ void RemoveDXHooks()
void PrintDXAddress()
{
std::cout << "+--------------------------------------------------------+" << std::endl;
std::cout << "| ID3D11DeviceContext : " << std::hex << g_pDeviceContext << std::endl;
std::cout << "| ID3D11Device : " << std::hex << g_pDevice << std::endl;
std::cout << "| ID3D11RenderTargetView : " << std::hex << g_pRenderTargetView << std::endl;
std::cout << "| IDXGISwapChain : " << std::hex << g_pSwapChain << std::endl;
std::cout << "| IDXGISwapChainPresent : " << std::hex << g_fnIDXGISwapChainPresent << std::endl;
std::cout << "| ID3D11DeviceContext : " << std::hex << g_pDeviceContext << std::setw(13) << " |" << std::endl;
std::cout << "| ID3D11Device : " << std::hex << g_pDevice << std::setw(13) << " |" << std::endl;
std::cout << "| ID3D11RenderTargetView : " << std::hex << g_pRenderTargetView << std::setw(13) << " |" << std::endl;
std::cout << "| IDXGISwapChain : " << std::hex << g_pSwapChain << std::setw(13) << " |" << std::endl;
std::cout << "| IDXGISwapChainPresent : " << std::hex << g_fnIDXGISwapChainPresent << std::setw(13) << " |" << std::endl;
std::cout << "+--------------------------------------------------------+" << std::endl;
}

1
r5launcher/main.cpp
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@ -119,6 +119,7 @@ bool LaunchR5Apex()
///////////////////////////////////////////////////////////////////////////////
// Entrypoint.
///////////////////////////////////////////////////////////////////////////////
int main(int argc, char* argv[], char* envp[])
{
LaunchR5Apex();