/// <summary>
/// Read the key from the text stream.
/// </summary>
/// <param name="text">
/// A text reader.
/// </param>
public void Import(TextReader text)
{
if (text.ReadLine() != CodecName)
{
throw new FormatException($"Expected '{CodecName}'.");
}
switch (text.ReadLine())
{
case "/base16/":
Value = text.ReadLine().ToHexBuffer();
break;
case "/base64/":
Value = Base64NoPad.FromBase64NoPad(text.ReadLine());
break;
default:
throw new FormatException("Unknown base encoding.");
}
}
/// <summary>
/// Write the key to text stream.
/// </summary>
/// <param name="text">
/// A text writer.
/// </param>
/// <param name="format">
/// Determines how the key <see cref="Value"/> is formatted. Can be
/// "base16" or "base64". Defaults to "base16".
/// </param>
/// <remarks>
/// The key is writen as three lines
/// (1) the codec name "/key/swarm/psk/1.0.0/"
/// (2) the base encoding "/base16/" or "/base64/",
/// (3) the key value in the base encoding
/// </remarks>
public void Export(TextWriter text, string format = "base16")
{
text.WriteLine(CodecName);
text.Write("/");
text.Write(format);
text.WriteLine("/");
switch (format)
{
case "base16":
text.WriteLine(Value.ToHexString());
break;
case "base64":
text.WriteLine(Base64NoPad.ToBase64NoPad(Value));
break;
default:
throw new Exception($"Unknown encoding '{format}'.");
}
}
