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hauzerhauzer
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‎dinput8_nojoy/dinput8_nojoy.cpp

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#include "dinput8_nojoy.hpp"
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typedef HRESULT (WINAPI *DirectInput8Create_t)(HINSTANCE, DWORD, REFIID, LPVOID*, LPUNKNOWN);
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typedef HRESULT (WINAPI *EnumDevices_t)(LPDIRECTINPUT8, DWORD, LPDIENUMDEVICESCALLBACK, LPVOID, DWORD);
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HMODULE dinput8;
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DirectInput8Create_t DirectInput8Create_orig;
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EnumDevices_t EnumDevices_orig;
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LPDIENUMDEVICESCALLBACK EnumDevices_callback_orig;
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BOOL WINAPI DllMain(
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HINSTANCE inst,
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unsigned long reason,
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void* info
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) {
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switch (reason) {
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case DLL_PROCESS_ATTACH: {
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dinput8 = LoadLibrary(LR"(C:\Windows\System32\dinput8.dll)");
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DirectInput8Create_orig = reinterpret_cast<DirectInput8Create_t>(GetProcAddress(dinput8, "DirectInput8Create"));
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} break;
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case DLL_PROCESS_DETACH: {
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FreeLibrary(dinput8);
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} break;
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}
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return TRUE;
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}
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BOOL WINAPI EnumDevices_callback_hook(LPCDIDEVICEINSTANCE device, LPVOID data) {
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auto type = device->dwDevType & 0x1F;
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if (type == DI8DEVTYPE_MOUSE || type == DI8DEVTYPE_KEYBOARD) {
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return EnumDevices_callback_orig(device, data);
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} else {
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return DIENUM_CONTINUE;
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}
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}
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HRESULT WINAPI EnumDevices_hook(
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LPDIRECTINPUT8 iface,
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DWORD type,
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LPDIENUMDEVICESCALLBACK callback,
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LPVOID data,
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DWORD flags) {
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EnumDevices_callback_orig = callback;
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return EnumDevices_orig(iface, type, EnumDevices_callback_hook, data, flags);
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}
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extern "C" long WINAPI DirectInput8Create_hook(
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HINSTANCE inst,
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DWORD ver,
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REFIID id,
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LPVOID* iface,
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LPUNKNOWN aggreg) {
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auto retval = DirectInput8Create_orig(inst, ver, id, iface, aggreg);
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auto idinput8 = reinterpret_cast<IDirectInput8*>(*iface);
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auto& EnumDevices_vtable = idinput8->lpVtbl->EnumDevices;
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if (EnumDevices_vtable != EnumDevices_hook) {
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EnumDevices_orig = EnumDevices_vtable;
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EnumDevices_vtable = EnumDevices_hook;
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}
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return retval;
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}

‎dinput8_nojoy/dinput8_nojoy.def

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LIBRARY dinput8
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EXPORTS
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DirectInput8Create = _DirectInput8Create_hook@20 @1

‎dinput8_nojoy/dinput8_nojoy.hpp

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#pragma once
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#define DIRECTINPUT_VERSION 0x0800
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#define CINTERFACE
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#include <dinput.h>
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extern "C" HRESULT WINAPI DirectInput8Create_hook(HINSTANCE, DWORD, REFIID, LPVOID*, LPUNKNOWN);
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HRESULT WINAPI EnumDevices_hook(LPDIRECTINPUT8, DWORD, LPDIENUMDEVICESCALLBACK, LPVOID, DWORD);
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BOOL WINAPI EnumDevices_callback_hook(LPCDIDEVICEINSTANCE, LPVOID);

‎dinput8_nojoy/dinput8_nojoy.vcxproj

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<Configuration>Debug</Configuration>
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<ProjectGuid>{5232A0A8-E3F2-4166-B28E-DD69B96243F3}</ProjectGuid>
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<RootNamespace>dinput8_nojoy</RootNamespace>
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<LinkIncremental>true</LinkIncremental>
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<LinkIncremental>true</LinkIncremental>
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<LinkIncremental>false</LinkIncremental>
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‎dinput8_nojoy/dinput8_nojoy.vcxproj.filters

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