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fix GCC build

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FunkyFr3sh 2020-09-22 14:04:49 +02:00
parent 62d1451885
commit 5c919177d9
1 changed files with 52 additions and 38 deletions
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20
src/hook.c
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@ -42,6 +42,10 @@ void Hook_PatchIAT(HMODULE hMod, char *moduleName, char *functionName, PROC newF
if (!hMod || hMod == INVALID_HANDLE_VALUE || !newFunction) if (!hMod || hMod == INVALID_HANDLE_VALUE || !newFunction)
return; return;
#ifdef _MSC_VER
__try
{
#endif
PIMAGE_DOS_HEADER pDosHeader = (PIMAGE_DOS_HEADER)hMod; PIMAGE_DOS_HEADER pDosHeader = (PIMAGE_DOS_HEADER)hMod;
if (pDosHeader->e_magic != IMAGE_DOS_SIGNATURE) if (pDosHeader->e_magic != IMAGE_DOS_SIGNATURE)
return; return;
@ -58,7 +62,7 @@ void Hook_PatchIAT(HMODULE hMod, char *moduleName, char *functionName, PROC newF
while (pImportDescriptor->FirstThunk) while (pImportDescriptor->FirstThunk)
{ {
char *impModuleName = (char *)((DWORD)pDosHeader + (DWORD)(pImportDescriptor->Name)); char* impModuleName = (char*)((DWORD)pDosHeader + (DWORD)(pImportDescriptor->Name));
if (_stricmp(impModuleName, moduleName) == 0) if (_stricmp(impModuleName, moduleName) == 0)
{ {
@ -74,7 +78,7 @@ void Hook_PatchIAT(HMODULE hMod, char *moduleName, char *functionName, PROC newF
(PIMAGE_IMPORT_BY_NAME)((DWORD)pDosHeader + pOrigFirstThunk->u1.AddressOfData); (PIMAGE_IMPORT_BY_NAME)((DWORD)pDosHeader + pOrigFirstThunk->u1.AddressOfData);
if ((pOrigFirstThunk->u1.Ordinal & IMAGE_ORDINAL_FLAG) == 0 && if ((pOrigFirstThunk->u1.Ordinal & IMAGE_ORDINAL_FLAG) == 0 &&
_stricmp((const char *)pImport->Name, functionName) == 0) _stricmp((const char*)pImport->Name, functionName) == 0)
{ {
DWORD oldProtect; DWORD oldProtect;
@ -94,6 +98,12 @@ void Hook_PatchIAT(HMODULE hMod, char *moduleName, char *functionName, PROC newF
pImportDescriptor++; pImportDescriptor++;
} }
#ifdef _MSC_VER
}
__except (EXCEPTION_EXECUTE_HANDLER)
{
}
#endif
} }
void Hook_Create(char *moduleName, char *functionName, PROC newFunction, PROC *function) void Hook_Create(char *moduleName, char *functionName, PROC newFunction, PROC *function)
@ -213,18 +223,20 @@ void Hook_Init()
{ {
if (!Hook_Active || HookingMethod == 3 || HookingMethod == 4) if (!Hook_Active || HookingMethod == 3 || HookingMethod == 4)
{ {
#ifdef _MSC_VER
if (!Hook_Active && HookingMethod == 3) if (!Hook_Active && HookingMethod == 3)
{ {
FARPROC proc = GetProcAddress(GetModuleHandle("kernelbase.dll"), "LoadLibraryExW"); FARPROC proc = GetProcAddress(GetModuleHandle("kernelbase.dll"), "LoadLibraryExW");
if (proc) if (proc)
real_LoadLibraryExW = proc; real_LoadLibraryExW = (LOADLIBRARYEXWPROC)proc;
DetourTransactionBegin(); DetourTransactionBegin();
DetourUpdateThread(GetCurrentThread()); DetourUpdateThread(GetCurrentThread());
DetourAttach((PVOID*)&real_LoadLibraryExW, (PVOID)fake_LoadLibraryExW); DetourAttach((PVOID*)&real_LoadLibraryExW, (PVOID)fake_LoadLibraryExW);
DetourTransactionCommit(); DetourTransactionCommit();
} }
#endif
Hook_Active = TRUE; Hook_Active = TRUE;
@ -266,6 +278,7 @@ void Hook_Exit()
{ {
Hook_Active = FALSE; Hook_Active = FALSE;
#ifdef _MSC_VER
if (HookingMethod == 3) if (HookingMethod == 3)
{ {
DetourTransactionBegin(); DetourTransactionBegin();
@ -273,6 +286,7 @@ void Hook_Exit()
DetourDetach((PVOID*)&real_LoadLibraryExW, (PVOID)fake_LoadLibraryExW); DetourDetach((PVOID*)&real_LoadLibraryExW, (PVOID)fake_LoadLibraryExW);
DetourTransactionCommit(); DetourTransactionCommit();
} }
#endif
Hook_Revert("user32.dll", "GetCursorPos", (PROC)fake_GetCursorPos, (PROC *)&real_GetCursorPos); Hook_Revert("user32.dll", "GetCursorPos", (PROC)fake_GetCursorPos, (PROC *)&real_GetCursorPos);
Hook_Revert("user32.dll", "ClipCursor", (PROC)fake_ClipCursor, (PROC *)&real_ClipCursor); Hook_Revert("user32.dll", "ClipCursor", (PROC)fake_ClipCursor, (PROC *)&real_ClipCursor);