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https://github.com/FunkyFr3sh/cnc-ddraw.git
synced 2025-03-15 06:04:49 +01:00
dinput.dll proxy with CoCreateInstance hook
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parent
d31ffbade5
commit
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@ -13,5 +13,6 @@ EXPORTS
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DirectDrawEnumerateExW @13
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DirectDrawEnumerateW @14
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ReleaseDDThreadLock @21
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DirectInputCreateEx = fake_DirectInputCreateEx @22
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GameHandlesClose DATA
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pvBmpBits = FakePrimarySurface DATA
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@ -36,6 +36,7 @@ typedef HMODULE(WINAPI* LOADLIBRARYAPROC)(LPCSTR);
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typedef HMODULE(WINAPI* LOADLIBRARYWPROC)(LPCWSTR);
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typedef HMODULE(WINAPI* LOADLIBRARYEXAPROC)(LPCSTR, HANDLE, DWORD);
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typedef HMODULE(WINAPI* LOADLIBRARYEXWPROC)(LPCWSTR, HANDLE, DWORD);
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typedef HRESULT(WINAPI* COCREATEINSTANCEPROC)(REFCLSID, LPUNKNOWN, DWORD, REFIID, LPVOID*);
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extern GETCURSORPOSPROC real_GetCursorPos;
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extern CLIPCURSORPROC real_ClipCursor;
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@ -65,6 +66,7 @@ extern LOADLIBRARYAPROC real_LoadLibraryA;
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extern LOADLIBRARYWPROC real_LoadLibraryW;
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extern LOADLIBRARYEXAPROC real_LoadLibraryExA;
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extern LOADLIBRARYEXWPROC real_LoadLibraryExW;
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extern COCREATEINSTANCEPROC real_CoCreateInstance;
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extern int g_hook_method;
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extern BOOL g_hook_active;
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@ -35,5 +35,7 @@ HMODULE WINAPI fake_LoadLibraryExW(LPCWSTR lpLibFileName, HANDLE hFile, DWORD dw
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HWND WINAPI fake_CreateWindowExA(
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DWORD dwExStyle, LPCSTR lpClassName, LPCSTR lpWindowName, DWORD dwStyle, int X, int Y,
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int nWidth, int nHeight, HWND hWndParent, HMENU hMenu, HINSTANCE hInstance, LPVOID lpParam);
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HRESULT WINAPI fake_CoCreateInstance(
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REFCLSID rclsid, LPUNKNOWN pUnkOuter, DWORD dwClsContext, REFIID riid, LPVOID* ppv);
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#endif
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@ -236,7 +236,7 @@ HRESULT WINAPI fake_DirectInputCreateEx(
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if (!real_DirectInputCreateEx)
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{
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real_DirectInputCreateEx =
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(DIRECTINPUTCREATEEXPROC)GetProcAddress(GetModuleHandle("dinput.dll"), "DirectInputCreateEx");
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(DIRECTINPUTCREATEEXPROC)GetProcAddress(LoadLibraryA("system32\\dinput.dll"), "DirectInputCreateEx");
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}
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if (!real_DirectInputCreateEx)
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12
src/hook.c
12
src/hook.c
@ -44,6 +44,7 @@ LOADLIBRARYAPROC real_LoadLibraryA = LoadLibraryA;
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LOADLIBRARYWPROC real_LoadLibraryW = LoadLibraryW;
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LOADLIBRARYEXAPROC real_LoadLibraryExA = LoadLibraryExA;
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LOADLIBRARYEXWPROC real_LoadLibraryExW = LoadLibraryExW;
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COCREATEINSTANCEPROC real_CoCreateInstance = CoCreateInstance;
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static HOOKLIST g_hooks[] =
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{
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@ -440,6 +441,15 @@ void hook_init()
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void hook_early_init()
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{
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/*
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DetourTransactionBegin();
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DetourUpdateThread(GetCurrentThread());
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DetourAttach((PVOID*)&real_CoCreateInstance, (PVOID)fake_CoCreateInstance);
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DetourTransactionCommit();
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*/
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hook_patch_iat(GetModuleHandle(NULL), FALSE, "ole32.dll", "CoCreateInstance", (PROC)fake_CoCreateInstance);
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hook_patch_iat(GetModuleHandle(NULL), FALSE, "dinput.dll", "DirectInputCreateA", (PROC)fake_DirectInputCreateA);
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hook_patch_iat(GetModuleHandle(NULL), FALSE, "dinput.dll", "DirectInputCreateW", (PROC)fake_DirectInputCreateW);
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hook_patch_iat(GetModuleHandle(NULL), FALSE, "dinput.dll", "DirectInputCreateEx", (PROC)fake_DirectInputCreateEx);
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@ -493,6 +503,8 @@ void hook_exit()
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hook_revert((HOOKLIST*)&g_hooks);
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}
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hook_patch_iat(GetModuleHandle(NULL), TRUE, "ole32.dll", "CoCreateInstance", (PROC)fake_CoCreateInstance);
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hook_patch_iat(GetModuleHandle(NULL), TRUE, "dinput.dll", "DirectInputCreateA", (PROC)fake_DirectInputCreateA);
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hook_patch_iat(GetModuleHandle(NULL), TRUE, "dinput.dll", "DirectInputCreateW", (PROC)fake_DirectInputCreateW);
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hook_patch_iat(GetModuleHandle(NULL), TRUE, "dinput.dll", "DirectInputCreateEx", (PROC)fake_DirectInputCreateEx);
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@ -3,6 +3,7 @@
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#include <math.h>
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#include "debug.h"
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#include "dd.h"
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#include "ddraw.h"
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#include "hook.h"
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#include "config.h"
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#include "utils.h"
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@ -630,3 +631,22 @@ HWND WINAPI fake_CreateWindowExA(
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hInstance,
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lpParam);
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}
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HRESULT WINAPI fake_CoCreateInstance(REFCLSID rclsid, LPUNKNOWN pUnkOuter, DWORD dwClsContext, REFIID riid, LPVOID* ppv)
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{
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if (rclsid && riid && (IsEqualGUID(&CLSID_DirectDraw, rclsid) || IsEqualGUID(&CLSID_DirectDraw7, rclsid)))
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{
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if (IsEqualGUID(&IID_IDirectDraw2, riid) ||
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IsEqualGUID(&IID_IDirectDraw4, riid) ||
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IsEqualGUID(&IID_IDirectDraw7, riid))
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{
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return dd_CreateEx(NULL, ppv, NULL, NULL);
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}
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else
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{
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return dd_CreateEx(NULL, ppv, &IID_IDirectDraw, NULL);
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}
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}
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return real_CoCreateInstance(rclsid, pUnkOuter, dwClsContext, riid, ppv);
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}
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