public static bool CheckMasterPassword(SecureString password, bool shortCheck = false)
{
EncryptedPassword created = new EncryptedPassword();
created.GetPasswordFromFile(".key");
int iterations = cryptography.GenerateIterationsFromSalt(created.Salt);
if (iterations == 0)
{
throw new SecurityException("Password hash was tampered with!");
}
byte[] newHash = cryptography.GenerateMasterPasswordHash(password, created.Salt, iterations);
if (!ConstantTimeComparison(newHash, created.Hash))
{
return(false);
}
else
{
string commonErrorMessage = "New password could be generated but all existing data including plugins state will be lost."
+ Environment.NewLine + "Would you like to generate new password?";
if (shortCheck)
{
return(true);
}
if (IOProxy.Exists(".bak_key"))
{
EncryptedPassword appHash = new EncryptedPassword();
appHash.GetPasswordFromFile(".bak_key");
try
{
_appPassword = new PasswordObject(cryptography.DecryptAppPassword(appHash.Hash, _appPasswordLenght, password, appHash.Salt), appHash.Salt);
}
catch (Exception)
{
if (!ShowAppPasswordDecryptionError("Application password cannot be decrypted! " + Environment.NewLine + commonErrorMessage))
{
OnAuthentificationComplete(new AuthentificationEventArgs(false));
}
else
{
NewApplicationPassword(password);
}
}
}
else
{
if (!ShowAppPasswordDecryptionError("Application password file not found! " + Environment.NewLine + commonErrorMessage))
{
OnAuthentificationComplete(new AuthentificationEventArgs(false));
}
else
{
NewApplicationPassword(password);
}
}
OnAuthentificationComplete(new AuthentificationEventArgs());
return(true);
}
}
public static async Task GetSession()
{
if (IOProxy.Exists(".session"))
{
await LoadSession();
}
else
{
await NewTab();
}
}
public static void LoadSettings()
{
paramters = new Parameters();
if (IOProxy.Exists(".config"))
{
paramters.Deserialize(IOProxy.GetMemoryStreamFromFile(".config"));
}
if (string.IsNullOrEmpty(CurrentColorScheme))
{
CurrentColorScheme = _colorSchemeDict.First().Key;
}
else
{
UpdateUIColorScheme();
}
}
public static void GetAuthentificationTab()
{
ClosableTab authTab = new ClosableTab(false)
{
Title = "Authentification"
};
if (IOProxy.Exists(".key"))
{
authTab.Content = new CheckPasswordView();
}
else
{
authTab.Content = new NewPasswordView();
}
MainWindowViewModel.tabs.Add(authTab);
}
