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hook GetTopWindow

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This commit is contained in:
FunkyFr3sh 2022-10-18 22:21:42 +02:00
parent 2ccda7875d
commit ab773f6469
4 changed files with 16 additions and 1 deletions
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4
inc/hook.h
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@ -9,7 +9,7 @@
#define SKIP_HOOK3 0x00000002l
typedef struct HOOKLISTDATA { char function_name[32]; PROC new_function; PROC* function; DWORD flags; } HOOKLISTDATA;
typedef struct HOOKLIST { char module_name[32]; HOOKLISTDATA data[24]; } HOOKLIST;
typedef struct HOOKLIST { char module_name[32]; HOOKLISTDATA data[25]; } HOOKLIST;
typedef BOOL(WINAPI* GETCURSORPOSPROC)(LPPOINT);
typedef BOOL(WINAPI* CLIPCURSORPROC)(const RECT*);
@ -34,6 +34,7 @@ typedef HWND(WINAPI* CREATEWINDOWEXAPROC)(DWORD, LPCSTR, LPCSTR, DWORD, int, int
typedef BOOL(WINAPI* DESTROYWINDOWPROC)(HWND);
typedef int (WINAPI* MAPWINDOWPOINTSPROC)(HWND, HWND, LPPOINT, UINT);
typedef BOOL (WINAPI* SHOWWINDOWPROC)(HWND, int);
typedef HWND(WINAPI* GETTOPWINDOWPROC)(HWND);
typedef BOOL(WINAPI* STRETCHBLTPROC)(HDC, int, int, int, int, HDC, int, int, int, int, DWORD);
typedef int (WINAPI* SETDIBITSTODEVICEPROC)(
@ -74,6 +75,7 @@ extern CREATEWINDOWEXAPROC real_CreateWindowExA;
extern DESTROYWINDOWPROC real_DestroyWindow;
extern MAPWINDOWPOINTSPROC real_MapWindowPoints;
extern SHOWWINDOWPROC real_ShowWindow;
extern GETTOPWINDOWPROC real_GetTopWindow;
extern STRETCHBLTPROC real_StretchBlt;
extern SETDIBITSTODEVICEPROC real_SetDIBitsToDevice;
extern STRETCHDIBITSPROC real_StretchDIBits;

1
inc/winapi_hooks.h
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@ -27,6 +27,7 @@ BOOL WINAPI fake_EnableWindow(HWND hWnd, BOOL bEnable);
BOOL WINAPI fake_DestroyWindow(HWND hWnd);
int WINAPI fake_MapWindowPoints(HWND hWndFrom, HWND hWndTo, LPPOINT lpPoints, UINT cPoints);
BOOL WINAPI fake_ShowWindow(HWND hWnd, int nCmdShow);
HWND WINAPI fake_GetTopWindow(HWND hWnd);
HHOOK WINAPI fake_SetWindowsHookExA(int idHook, HOOKPROC lpfn, HINSTANCE hmod, DWORD dwThreadId);
int WINAPI fake_GetDeviceCaps(HDC hdc, int index);

2
src/hook.c
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@ -40,6 +40,7 @@ CREATEWINDOWEXAPROC real_CreateWindowExA = CreateWindowExA;
DESTROYWINDOWPROC real_DestroyWindow = DestroyWindow;
MAPWINDOWPOINTSPROC real_MapWindowPoints = MapWindowPoints;
SHOWWINDOWPROC real_ShowWindow = ShowWindow;
GETTOPWINDOWPROC real_GetTopWindow = GetTopWindow;
STRETCHBLTPROC real_StretchBlt = StretchBlt;
SETDIBITSTODEVICEPROC real_SetDIBitsToDevice = SetDIBitsToDevice;
STRETCHDIBITSPROC real_StretchDIBits = StretchDIBits;
@ -80,6 +81,7 @@ static HOOKLIST g_hooks[] =
{ "DestroyWindow", (PROC)fake_DestroyWindow, (PROC*)&real_DestroyWindow, 0 },
{ "MapWindowPoints", (PROC)fake_MapWindowPoints, (PROC*)&real_MapWindowPoints, 0 },
{ "ShowWindow", (PROC)fake_ShowWindow, (PROC*)&real_ShowWindow, 0 },
{ "GetTopWindow", (PROC)fake_GetTopWindow, (PROC*)&real_GetTopWindow, 0 },
{ "", NULL, NULL, 0 }
}
},

10
src/winapi_hooks.c
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@ -517,6 +517,16 @@ BOOL WINAPI fake_ShowWindow(HWND hWnd, int nCmdShow)
return real_ShowWindow(hWnd, nCmdShow);
}
HWND WINAPI fake_GetTopWindow(HWND hWnd)
{
if (g_ddraw && g_ddraw->windowed && g_ddraw->hwnd && !hWnd)
{
return g_ddraw->hwnd;
}
return real_GetTopWindow(hWnd);
}
HHOOK WINAPI fake_SetWindowsHookExA(int idHook, HOOKPROC lpfn, HINSTANCE hmod, DWORD dwThreadId)
{
if (idHook == WH_KEYBOARD_LL && hmod && GetModuleHandle("AcGenral") == hmod)