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some more hook.c tweaks

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FunkyFr3sh 2019-03-19 09:43:47 +01:00
parent 03100ee84b
commit 822b5c5f32
2 changed files with 28 additions and 62 deletions
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2
inc/hook.h
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@ -46,6 +46,6 @@ extern BOOL Hook_Active;
void Hook_Init();
void Hook_PatchIAT(HMODULE hMod, char *moduleName, char *functionName, PROC newFunction);
PROC Hook_HotPatch(PROC function, PROC newFunction);
void Hook_TryHotPatch(HMODULE hMod, char *moduleName, char *functionName, PROC newFunction, PROC *function);
void Hook_TryHotPatch(char *moduleName, char *functionName, PROC newFunction, PROC *function);
#endif

88
src/hook.c
View File

@ -111,15 +111,19 @@ PROC Hook_HotPatch(PROC function, PROC newFunction)
return result;
}
void Hook_TryHotPatch(HMODULE hMod, char *moduleName, char *functionName, PROC newFunction, PROC *function)
void Hook_TryHotPatch(char *moduleName, char *functionName, PROC newFunction, PROC *function)
{
PROC org = GetProcAddress(GetModuleHandle(moduleName), functionName);
if (org)
FARPROC org = GetProcAddress(GetModuleHandle(moduleName), functionName);
if (ddraw->hotPatch && org)
{
*function = Hook_HotPatch(org, newFunction);
if (*function == org) // hotpatch failed...
Hook_PatchIAT(hMod, moduleName, functionName, newFunction);
Hook_PatchIAT(GetModuleHandle(NULL), moduleName, functionName, newFunction);
}
else
{
Hook_PatchIAT(GetModuleHandle(NULL), moduleName, functionName, newFunction);
}
}
@ -129,62 +133,24 @@ void Hook_Init()
{
Hook_Active = TRUE;
if (ddraw->hotPatch)
{
Hook_TryHotPatch(
GetModuleHandle(NULL), "user32.dll", "GetCursorPos", (PROC)fake_GetCursorPos, (PROC *)&real_GetCursorPos);
Hook_TryHotPatch(
GetModuleHandle(NULL), "user32.dll", "ClipCursor", (PROC)fake_ClipCursor, (PROC *)&real_ClipCursor);
Hook_TryHotPatch(
GetModuleHandle(NULL), "user32.dll", "ShowCursor", (PROC)fake_ShowCursor, (PROC *)&real_ShowCursor);
Hook_TryHotPatch(
GetModuleHandle(NULL), "user32.dll", "SetCursor", (PROC)fake_SetCursor, (PROC *)&real_SetCursor);
Hook_TryHotPatch(
GetModuleHandle(NULL), "user32.dll", "GetWindowRect", (PROC)fake_GetWindowRect, (PROC *)&real_GetWindowRect);
Hook_TryHotPatch(
GetModuleHandle(NULL), "user32.dll", "GetClientRect", (PROC)fake_GetClientRect, (PROC *)&real_GetClientRect);
Hook_TryHotPatch(
GetModuleHandle(NULL), "user32.dll", "ClientToScreen", (PROC)fake_ClientToScreen, (PROC *)&real_ClientToScreen);
Hook_TryHotPatch(
GetModuleHandle(NULL), "user32.dll", "ScreenToClient", (PROC)fake_ScreenToClient, (PROC *)&real_ScreenToClient);
Hook_TryHotPatch(
GetModuleHandle(NULL), "user32.dll", "SetCursorPos", (PROC)fake_SetCursorPos, (PROC *)&real_SetCursorPos);
Hook_TryHotPatch(
GetModuleHandle(NULL), "user32.dll", "GetClipCursor", (PROC)fake_GetClipCursor, (PROC *)&real_GetClipCursor);
Hook_TryHotPatch(
GetModuleHandle(NULL), "user32.dll", "WindowFromPoint", (PROC)fake_WindowFromPoint, (PROC *)&real_WindowFromPoint);
Hook_TryHotPatch(
GetModuleHandle(NULL), "user32.dll", "GetCursorInfo", (PROC)fake_GetCursorInfo, (PROC *)&real_GetCursorInfo);
Hook_TryHotPatch(
GetModuleHandle(NULL), "user32.dll", "GetSystemMetrics", (PROC)fake_GetSystemMetrics, (PROC *)&real_GetSystemMetrics);
Hook_TryHotPatch(
GetModuleHandle(NULL), "user32.dll", "SetWindowPos", (PROC)fake_SetWindowPos, (PROC *)&real_SetWindowPos);
Hook_TryHotPatch(
GetModuleHandle(NULL), "user32.dll", "MoveWindow", (PROC)fake_MoveWindow, (PROC *)&real_MoveWindow);
Hook_TryHotPatch(
GetModuleHandle(NULL), "user32.dll", "SendMessageA", (PROC)fake_SendMessageA, (PROC *)&real_SendMessageA);
Hook_TryHotPatch(
GetModuleHandle(NULL), "user32.dll", "SetWindowLongA", (PROC)fake_SetWindowLongA, (PROC *)&real_SetWindowLongA);
}
else
{
Hook_PatchIAT(GetModuleHandle(NULL), "user32.dll", "GetCursorPos", (PROC)fake_GetCursorPos);
Hook_PatchIAT(GetModuleHandle(NULL), "user32.dll", "ClipCursor", (PROC)fake_ClipCursor);
Hook_PatchIAT(GetModuleHandle(NULL), "user32.dll", "ShowCursor", (PROC)fake_ShowCursor);
Hook_PatchIAT(GetModuleHandle(NULL), "user32.dll", "SetCursor", (PROC)fake_SetCursor);
Hook_PatchIAT(GetModuleHandle(NULL), "user32.dll", "GetWindowRect", (PROC)fake_GetWindowRect);
Hook_PatchIAT(GetModuleHandle(NULL), "user32.dll", "GetClientRect", (PROC)fake_GetClientRect);
Hook_PatchIAT(GetModuleHandle(NULL), "user32.dll", "ClientToScreen", (PROC)fake_ClientToScreen);
Hook_PatchIAT(GetModuleHandle(NULL), "user32.dll", "ScreenToClient", (PROC)fake_ScreenToClient);
Hook_PatchIAT(GetModuleHandle(NULL), "user32.dll", "SetCursorPos", (PROC)fake_SetCursorPos);
Hook_PatchIAT(GetModuleHandle(NULL), "user32.dll", "GetClipCursor", (PROC)fake_GetClipCursor);
Hook_PatchIAT(GetModuleHandle(NULL), "user32.dll", "WindowFromPoint", (PROC)fake_WindowFromPoint);
Hook_PatchIAT(GetModuleHandle(NULL), "user32.dll", "GetCursorInfo", (PROC)fake_GetCursorInfo);
Hook_PatchIAT(GetModuleHandle(NULL), "user32.dll", "GetSystemMetrics", (PROC)fake_GetSystemMetrics);
Hook_PatchIAT(GetModuleHandle(NULL), "user32.dll", "SetWindowPos", (PROC)fake_SetWindowPos);
Hook_PatchIAT(GetModuleHandle(NULL), "user32.dll", "MoveWindow", (PROC)fake_MoveWindow);
Hook_PatchIAT(GetModuleHandle(NULL), "user32.dll", "SendMessageA", (PROC)fake_SendMessageA);
Hook_PatchIAT(GetModuleHandle(NULL), "user32.dll", "SetWindowLongA", (PROC)fake_SetWindowLongA);
}
Hook_TryHotPatch("user32.dll", "GetCursorPos", (PROC)fake_GetCursorPos, (PROC *)&real_GetCursorPos);
Hook_TryHotPatch("user32.dll", "ClipCursor", (PROC)fake_ClipCursor, (PROC *)&real_ClipCursor);
Hook_TryHotPatch("user32.dll", "ShowCursor", (PROC)fake_ShowCursor, (PROC *)&real_ShowCursor);
Hook_TryHotPatch("user32.dll", "SetCursor", (PROC)fake_SetCursor, (PROC *)&real_SetCursor);
Hook_TryHotPatch("user32.dll", "GetWindowRect", (PROC)fake_GetWindowRect, (PROC *)&real_GetWindowRect);
Hook_TryHotPatch("user32.dll", "GetClientRect", (PROC)fake_GetClientRect, (PROC *)&real_GetClientRect);
Hook_TryHotPatch("user32.dll", "ClientToScreen", (PROC)fake_ClientToScreen, (PROC *)&real_ClientToScreen);
Hook_TryHotPatch("user32.dll", "ScreenToClient", (PROC)fake_ScreenToClient, (PROC *)&real_ScreenToClient);
Hook_TryHotPatch("user32.dll", "SetCursorPos", (PROC)fake_SetCursorPos, (PROC *)&real_SetCursorPos);
Hook_TryHotPatch("user32.dll", "GetClipCursor", (PROC)fake_GetClipCursor, (PROC *)&real_GetClipCursor);
Hook_TryHotPatch("user32.dll", "WindowFromPoint", (PROC)fake_WindowFromPoint, (PROC *)&real_WindowFromPoint);
Hook_TryHotPatch("user32.dll", "GetCursorInfo", (PROC)fake_GetCursorInfo, (PROC *)&real_GetCursorInfo);
Hook_TryHotPatch("user32.dll", "GetSystemMetrics", (PROC)fake_GetSystemMetrics, (PROC *)&real_GetSystemMetrics);
Hook_TryHotPatch("user32.dll", "SetWindowPos", (PROC)fake_SetWindowPos, (PROC *)&real_SetWindowPos);
Hook_TryHotPatch("user32.dll", "MoveWindow", (PROC)fake_MoveWindow, (PROC *)&real_MoveWindow);
Hook_TryHotPatch("user32.dll", "SendMessageA", (PROC)fake_SendMessageA, (PROC *)&real_SendMessageA);
Hook_TryHotPatch("user32.dll", "SetWindowLongA", (PROC)fake_SetWindowLongA, (PROC *)&real_SetWindowLongA);
//Hook_PatchIAT(GetModuleHandle(NULL), "user32.dll", "GetCursorPos", (PROC)fake_GetCursorPos);
}
}