Last active
August 31, 2024 10:17
-
-
Save Andon13/d439d5334d8173e5b959f383f1c49b03 to your computer and use it in GitHub Desktop.
Manually Inject Steam Overlay and Associate With an AppID
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
#include <string> | |
const wchar_t* | |
SK_GetSteamDir (void) | |
{ | |
static | |
wchar_t wszSteamPath [MAX_PATH + 2] = { }; | |
DWORD len = MAX_PATH; | |
LSTATUS status = | |
RegGetValueW ( HKEY_CURRENT_USER, | |
LR"(SOFTWARE\Valve\Steam\)", | |
L"SteamPath", | |
RRF_RT_REG_SZ, | |
nullptr, | |
wszSteamPath, | |
(LPDWORD)&len ); | |
if (status == ERROR_SUCCESS) | |
return wszSteamPath; | |
else | |
return nullptr; | |
} | |
constexpr int | |
__stdcall | |
SK_GetBitness (void) | |
{ | |
#ifdef _M_AMD64 | |
return 64; | |
#endif | |
return 32; | |
} | |
#define SK_RunLHIfBitness(b,l,r) SK_GetBitness () == (b) ? (l) : (r) | |
bool | |
SK_Steam_LoadOverlay (int32 appid = -1) | |
{ | |
static HMODULE hModOverlay = nullptr, | |
hModClient = nullptr; | |
if (hModOverlay != nullptr) | |
return true; | |
const wchar_t* wszSteamPath = | |
SK_GetSteamDir (); | |
if (wszSteamPath == nullptr) | |
return false; | |
if (appid != -1) | |
{ | |
SetEnvironmentVariableA ( | |
"SteamGameId", | |
std::to_string (appid).c_str () | |
); | |
} | |
wchar_t wszOverlayDLL [MAX_PATH + 2] = { }; | |
wchar_t wszClientDLL [MAX_PATH + 2] = { }; | |
lstrcatW ( wszOverlayDLL, wszSteamPath ); | |
lstrcatW ( wszClientDLL, wszSteamPath ); | |
lstrcatW ( wszOverlayDLL, | |
SK_RunLHIfBitness ( 64, LR"(\GameOverlayRenderer64.dll)", | |
LR"(\GameOverlayRenderer.dll)" ) ); | |
lstrcatW ( wszClientDLL, | |
SK_RunLHIfBitness ( 64, LR"(\steamclient64.dll)", | |
LR"(\steamclient.dll)" ) ); | |
hModClient = | |
LoadLibraryW (wszClientDLL); | |
hModOverlay = | |
LoadLibraryW (wszOverlayDLL); | |
return hModOverlay != nullptr; | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment