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hook MapWindowPoints

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FunkyFr3sh 2021-05-29 21:40:21 +02:00
parent 5baeb50d1e
commit 29863ed472
5 changed files with 24 additions and 4 deletions
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2
inc/hook.h
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@ -28,6 +28,7 @@ typedef LONG (WINAPI* SETWINDOWLONGAPROC)(HWND, int, LONG);
typedef BOOL (WINAPI* ENABLEWINDOWPROC)(HWND, BOOL); typedef BOOL (WINAPI* ENABLEWINDOWPROC)(HWND, BOOL);
typedef HWND (WINAPI* CREATEWINDOWEXAPROC)(DWORD, LPCSTR, LPCSTR, DWORD, int, int, int, int, HWND, HMENU, HINSTANCE, LPVOID); typedef HWND (WINAPI* CREATEWINDOWEXAPROC)(DWORD, LPCSTR, LPCSTR, DWORD, int, int, int, int, HWND, HMENU, HINSTANCE, LPVOID);
typedef BOOL (WINAPI* DESTROYWINDOWPROC)(HWND); typedef BOOL (WINAPI* DESTROYWINDOWPROC)(HWND);
typedef int (WINAPI* MAPWINDOWPOINTSPROC)(HWND, HWND, LPPOINT, UINT);
typedef int (WINAPI* GETDEVICECAPSPROC)(HDC, int); typedef int (WINAPI* GETDEVICECAPSPROC)(HDC, int);
typedef HMODULE (WINAPI* LOADLIBRARYAPROC)(LPCSTR); typedef HMODULE (WINAPI* LOADLIBRARYAPROC)(LPCSTR);
typedef HMODULE (WINAPI* LOADLIBRARYWPROC)(LPCWSTR); typedef HMODULE (WINAPI* LOADLIBRARYWPROC)(LPCWSTR);
@ -54,6 +55,7 @@ extern SETWINDOWLONGAPROC real_SetWindowLongA;
extern ENABLEWINDOWPROC real_EnableWindow; extern ENABLEWINDOWPROC real_EnableWindow;
extern CREATEWINDOWEXAPROC real_CreateWindowExA; extern CREATEWINDOWEXAPROC real_CreateWindowExA;
extern DESTROYWINDOWPROC real_DestroyWindow; extern DESTROYWINDOWPROC real_DestroyWindow;
extern MAPWINDOWPOINTSPROC real_MapWindowPoints;
extern GETDEVICECAPSPROC real_GetDeviceCaps; extern GETDEVICECAPSPROC real_GetDeviceCaps;
extern LOADLIBRARYAPROC real_LoadLibraryA; extern LOADLIBRARYAPROC real_LoadLibraryA;
extern LOADLIBRARYWPROC real_LoadLibraryW; extern LOADLIBRARYWPROC real_LoadLibraryW;

1
inc/winapi_hooks.h
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@ -24,6 +24,7 @@ LRESULT WINAPI fake_SendMessageA(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lPar
LONG WINAPI fake_SetWindowLongA(HWND hWnd, int nIndex, LONG dwNewLong); LONG WINAPI fake_SetWindowLongA(HWND hWnd, int nIndex, LONG dwNewLong);
BOOL WINAPI fake_EnableWindow(HWND hWnd, BOOL bEnable); BOOL WINAPI fake_EnableWindow(HWND hWnd, BOOL bEnable);
BOOL WINAPI fake_DestroyWindow(HWND hWnd); BOOL WINAPI fake_DestroyWindow(HWND hWnd);
int WINAPI fake_MapWindowPoints(HWND hWndFrom, HWND hWndTo, LPPOINT lpPoints, UINT cPoints);
int WINAPI fake_GetDeviceCaps(HDC hdc, int index); int WINAPI fake_GetDeviceCaps(HDC hdc, int index);
HMODULE WINAPI fake_LoadLibraryA(LPCSTR lpLibFileName); HMODULE WINAPI fake_LoadLibraryA(LPCSTR lpLibFileName);
HMODULE WINAPI fake_LoadLibraryW(LPCWSTR lpLibFileName); HMODULE WINAPI fake_LoadLibraryW(LPCWSTR lpLibFileName);

2
src/hook.c
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@ -36,6 +36,7 @@ SETWINDOWLONGAPROC real_SetWindowLongA = SetWindowLongA;
ENABLEWINDOWPROC real_EnableWindow = EnableWindow; ENABLEWINDOWPROC real_EnableWindow = EnableWindow;
CREATEWINDOWEXAPROC real_CreateWindowExA = CreateWindowExA; CREATEWINDOWEXAPROC real_CreateWindowExA = CreateWindowExA;
DESTROYWINDOWPROC real_DestroyWindow = DestroyWindow; DESTROYWINDOWPROC real_DestroyWindow = DestroyWindow;
MAPWINDOWPOINTSPROC real_MapWindowPoints = MapWindowPoints;
GETDEVICECAPSPROC real_GetDeviceCaps = GetDeviceCaps; GETDEVICECAPSPROC real_GetDeviceCaps = GetDeviceCaps;
LOADLIBRARYAPROC real_LoadLibraryA = LoadLibraryA; LOADLIBRARYAPROC real_LoadLibraryA = LoadLibraryA;
LOADLIBRARYWPROC real_LoadLibraryW = LoadLibraryW; LOADLIBRARYWPROC real_LoadLibraryW = LoadLibraryW;
@ -68,6 +69,7 @@ static hook_list g_hooks[] =
{ "EnableWindow", (PROC)fake_EnableWindow, (PROC*)&real_EnableWindow }, { "EnableWindow", (PROC)fake_EnableWindow, (PROC*)&real_EnableWindow },
{ "CreateWindowExA", (PROC)fake_CreateWindowExA, (PROC*)&real_CreateWindowExA }, { "CreateWindowExA", (PROC)fake_CreateWindowExA, (PROC*)&real_CreateWindowExA },
{ "DestroyWindow", (PROC)fake_DestroyWindow, (PROC*)&real_DestroyWindow }, { "DestroyWindow", (PROC)fake_DestroyWindow, (PROC*)&real_DestroyWindow },
{ "MapWindowPoints", (PROC)fake_MapWindowPoints, (PROC*)&real_MapWindowPoints },
{ "", NULL, NULL } { "", NULL, NULL }
} }
}, },

2
src/utils.c
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@ -322,7 +322,7 @@ BOOL CALLBACK util_enum_child_proc(HWND hwnd, LPARAM lparam)
dds_GetDC(this, &src_dc); dds_GetDC(this, &src_dc);
MapWindowPoints(HWND_DESKTOP, g_ddraw->hwnd, (LPPOINT)&pos, 2); real_MapWindowPoints(HWND_DESKTOP, g_ddraw->hwnd, (LPPOINT)&pos, 2);
BitBlt(dst_dc, 0, 0, size.right, size.bottom, src_dc, pos.left, pos.top, SRCCOPY); BitBlt(dst_dc, 0, 0, size.right, size.bottom, src_dc, pos.left, pos.top, SRCCOPY);

21
src/winapi_hooks.c
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@ -146,7 +146,7 @@ BOOL WINAPI fake_GetWindowRect(HWND hWnd, LPRECT lpRect)
{ {
if (real_GetWindowRect(hWnd, lpRect)) if (real_GetWindowRect(hWnd, lpRect))
{ {
MapWindowPoints(HWND_DESKTOP, g_ddraw->hwnd, (LPPOINT)lpRect, 2); real_MapWindowPoints(HWND_DESKTOP, g_ddraw->hwnd, (LPPOINT)lpRect, 2);
return TRUE; return TRUE;
} }
@ -282,7 +282,7 @@ LRESULT WINAPI fake_SendMessageA(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lPar
{ {
RECT *rc = (RECT *)lParam; RECT *rc = (RECT *)lParam;
if (rc) if (rc)
MapWindowPoints(HWND_DESKTOP, g_ddraw->hwnd, (LPPOINT)rc, 2); real_MapWindowPoints(HWND_DESKTOP, g_ddraw->hwnd, (LPPOINT)rc, 2);
} }
return result; return result;
@ -306,6 +306,21 @@ BOOL WINAPI fake_EnableWindow(HWND hWnd, BOOL bEnable)
return real_EnableWindow(hWnd, bEnable); return real_EnableWindow(hWnd, bEnable);
} }
int WINAPI fake_MapWindowPoints(HWND hWndFrom, HWND hWndTo, LPPOINT lpPoints, UINT cPoints)
{
if (g_ddraw && hWndFrom == g_ddraw->hwnd && hWndTo == HWND_DESKTOP)
{
return 0;
}
if (g_ddraw && hWndFrom == HWND_DESKTOP && hWndTo == g_ddraw->hwnd)
{
return 0;
}
return real_MapWindowPoints(hWndFrom, hWndTo, lpPoints, cPoints);
}
int WINAPI fake_GetDeviceCaps(HDC hdc, int index) int WINAPI fake_GetDeviceCaps(HDC hdc, int index)
{ {
if (g_ddraw && if (g_ddraw &&
@ -416,7 +431,7 @@ HWND WINAPI fake_CreateWindowExA(
} }
real_GetClientRect(g_ddraw->hwnd, &g_ddraw->bnet_win_rect); real_GetClientRect(g_ddraw->hwnd, &g_ddraw->bnet_win_rect);
MapWindowPoints(g_ddraw->hwnd, HWND_DESKTOP, (LPPOINT)&g_ddraw->bnet_win_rect, 2); real_MapWindowPoints(g_ddraw->hwnd, HWND_DESKTOP, (LPPOINT)&g_ddraw->bnet_win_rect, 2);
int width = g_ddraw->bnet_win_rect.right - g_ddraw->bnet_win_rect.left; int width = g_ddraw->bnet_win_rect.right - g_ddraw->bnet_win_rect.left;
int height = g_ddraw->bnet_win_rect.bottom - g_ddraw->bnet_win_rect.top; int height = g_ddraw->bnet_win_rect.bottom - g_ddraw->bnet_win_rect.top;