public static unsafe bool TryCapturePassword(string instructions, IPersistedKeyCapture @in, TextWriter @out, TextWriter error, out byte *password, out int passwordLength)
{
if (@in.TryReadPersisted(out password, out passwordLength))
{
return(true);
}
var result = TryCapturePassword(instructions, @in as IKeyCapture, @out, error, out password, out passwordLength);
if (result)
{
@in.Sink(password, passwordLength);
}
return(result);
}
public static unsafe byte *LoadSecretKeyPointerFromFileStream(string keyFilePath, FileStream keyFileStream,
IPersistedKeyCapture capture, [CallerMemberName] string callerMemberName = null)
{
if (keyFileStream.CanSeek)
{
keyFileStream.Seek(0, SeekOrigin.Begin);
}
if (!KeyFileManager.TryLoadKeyFile(keyFileStream, Console.Out, Console.Error, out var sk, capture))
{
throw new InvalidOperationException(
$"{callerMemberName}: Cannot load key file at path '{keyFilePath}'");
}
return(sk);
}
public static unsafe bool TryLoadKeyFile(FileStream keyFileStream, TextWriter @out, TextWriter error, out byte *secretKey, IPersistedKeyCapture capture)
{
if (capture == default)
{
throw new InvalidOperationException(Strings.InvalidKeyCapture);
}
secretKey = default;
return(TryCapturePassword(Strings.LoadKeyInstructions, capture, @out, error, out var password, out var passwordLength) &&
TryLoadKeyFile(keyFileStream, @out, error, ref secretKey, password, passwordLength, true));
}
