geode/loader/launcher/windows/proxyLoader.c
2024-01-12 22:18:24 +03:00

71 lines
2.8 KiB
C

#include <Windows.h>
#include <Xinput.h>
#include <stdio.h>
#include <inttypes.h>
#ifndef MAX_PATH
#define MAX_PATH 260
#endif
HMODULE xinput = NULL;
DWORD(WINAPI* getState)(DWORD, XINPUT_STATE*) = NULL;
DWORD(WINAPI* setState)(DWORD, XINPUT_VIBRATION*) = NULL;
DWORD(WINAPI* getCapabilities)(DWORD, DWORD, XINPUT_CAPABILITIES*) = NULL;
DWORD(WINAPI* getDSoundAudioDeviceGuids)(DWORD, GUID*, GUID*) = NULL;
void lazyLoadXInput() {
if (xinput)
return;
char path[MAX_PATH];
GetSystemDirectoryA(path, MAX_PATH);
strcat_s(path, MAX_PATH, "\\XInput9_1_0.dll");
xinput = LoadLibraryA(path);
getState = (DWORD(WINAPI*)(DWORD, XINPUT_STATE*))GetProcAddress(xinput, "XInputGetState");
setState = (DWORD(WINAPI*)(DWORD, XINPUT_VIBRATION*))GetProcAddress(xinput, "XInputSetState");
getCapabilities = (DWORD(WINAPI*)(DWORD, DWORD, XINPUT_CAPABILITIES*))GetProcAddress(xinput, "XInputGetCapabilities");
getDSoundAudioDeviceGuids = (DWORD(WINAPI*)(DWORD, GUID*, GUID*))GetProcAddress(xinput, "XInputGetDSoundAudioDeviceGuids");
}
DWORD WINAPI xinputGetState(DWORD dwUserIndex, XINPUT_STATE* pState) {
lazyLoadXInput();
return getState(dwUserIndex, pState);
}
DWORD WINAPI xinputSetState(DWORD dwUserIndex, XINPUT_VIBRATION* pVibration) {
lazyLoadXInput();
return setState(dwUserIndex, pVibration);
}
DWORD WINAPI xinputGetCapabilities(DWORD dwUserIndex, DWORD dwFlags, XINPUT_CAPABILITIES* pCapabilities) {
lazyLoadXInput();
return getCapabilities(dwUserIndex, dwFlags, pCapabilities);
}
DWORD WINAPI xinputGetDSoundAudioDeviceGuids(DWORD dwUserIndex, GUID* pDSoundRenderGuid, GUID* pDSoundCaptureGuid) {
lazyLoadXInput();
return getDSoundAudioDeviceGuids(dwUserIndex, pDSoundRenderGuid, pDSoundCaptureGuid);
}
#pragma comment(linker, "/export:XInputGetState=_xinputGetState@8")
#pragma comment(linker, "/export:XInputSetState=_xinputSetState@8")
#pragma comment(linker, "/export:XInputGetCapabilities=_xinputGetCapabilities@12")
#pragma comment(linker, "/export:XInputGetDSoundAudioDeviceGuids=_xinputGetDSoundAudioDeviceGuids@12")
BOOL fileExists(char const* path) {
DWORD attrib = GetFileAttributesA(path);
return (attrib != INVALID_FILE_ATTRIBUTES && !(attrib & FILE_ATTRIBUTE_DIRECTORY));
}
BOOL WINAPI DllMain(HINSTANCE module, DWORD reason, LPVOID _) {
if (reason != DLL_PROCESS_ATTACH)
return TRUE;
DisableThreadLibraryCalls(module);
if (fileExists("Geode.dll")) {
// somehow, this works fine inside of dllmain :-)
// yes, even on wine.
/* * * * * * * * * * * * * * * * * *\
* The Shadows Shall Smite You 01 *
* - ConfiG *
\* * * * * * * * * * * * * * * * * */
LoadLibraryA("Geode.dll");
}
return TRUE;
}