public static bool VerifySteamHash(string executablePath)
{
//Get Steam_api.dll from (parent)filepath\Among Us_Data\Plugins\x86\steam_api.dll and steam_api64.dll
var baseDllFolder = Path.Join(Directory.GetParent(executablePath).FullName, "\\Among Us_Data\\Plugins\\x86\\");
var steam_apiCert = AuthenticodeTools.IsTrusted(Path.Join(baseDllFolder, "steam_api.dll"));
var steam_api64Cert = AuthenticodeTools.IsTrusted(Path.Join(baseDllFolder, "steam_api64.dll"));
//Settings.conInterface.WriteModuleTextColored("GameVerifier",Color.Yellow,$"steam_apiCert: {steam_apiCert}");
//Settings.conInterface.WriteModuleTextColored("GameVerifier",Color.Yellow,$"steam_api64Cert: {steam_api64Cert}");
return((steam_apiCert) && (steam_api64Cert));
}
public static bool VerifySteamHash(string executablePath)
{
if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
//Get Steam_api.dll from (parent)filepath\Among Us_Data\Plugins\x86\steam_api.dll and steam_api64.dll
var baseDllFolder = Path.Join(Directory.GetParent(executablePath).FullName, "/Among Us_Data/Plugins/x86/");
var steam_apiCert = AuthenticodeTools.IsTrusted(Path.Join(baseDllFolder, "steam_api.dll"));
var steam_api64Cert = AuthenticodeTools.IsTrusted(Path.Join(baseDllFolder, "steam_api64.dll"));
//Settings.conInterface.WriteModuleTextColored("GameVerifier",Color.Yellow,$"steam_apiCert: {steam_apiCert}");
//Settings.conInterface.WriteModuleTextColored("GameVerifier",Color.Yellow,$"steam_api64Cert: {steam_api64Cert}");
return((steam_apiCert) && (steam_api64Cert));
}
if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux))
{
var baseDllFolder = Path.Join(Directory.GetParent(executablePath).FullName,
"/Among Us_Data/Plugins/x86/");
var steam_apiPath = Path.Join(baseDllFolder, "steam_api.dll");
var steam_api64Path = Path.Join(baseDllFolder, "steam_api64.dll");
var steam_apiHash = String.Empty;
var steam_api64Hash = String.Empty;
using (SHA1Managed sha1 = new SHA1Managed())
{
using (FileStream fs = new FileStream(steam_apiPath, FileMode.Open))
{
using (var bs = new BufferedStream(fs))
{
var hash = sha1.ComputeHash(bs);
StringBuilder steam_apihashSb = new StringBuilder(2 * hash.Length);
foreach (byte byt in hash)
{
steam_apihashSb.AppendFormat("{0:X2}", byt);
}
steam_apiHash = steam_apihashSb.ToString();
}
}
using (FileStream fs = new FileStream(steam_api64Path, FileMode.Open))
{
using (var bs = new BufferedStream(fs))
{
var hash = sha1.ComputeHash(bs);
StringBuilder steam_api64hashSb = new StringBuilder(2 * hash.Length);
foreach (byte byt in hash)
{
steam_api64hashSb.AppendFormat("{0:X2}", byt);
}
steam_api64Hash = steam_api64hashSb.ToString();
}
}
}
return(String.Equals(steamapi32_orig_hash.ToUpper(), steam_apiHash) &&
String.Equals(steamapi64_orig_hash.ToUpper(), steam_api64Hash));
}
throw new PlatformNotSupportedException();
}
