public override byte[] ToBytes()
{
var s = (string)Value;
var addr = s.Split(':');
if (addr.Length != 2)
{
throw new Exception("Failed to parse addr");
}
if (addr[0].Length != 16)
{
throw new Exception("Failed to parse addr");
}
if (!Multibase.TryDecode(addr[0], out var encoding, out var onionHostBytes) || encoding != MultibaseEncoding.Base32Lower)
{
throw new InvalidOperationException($"{s} is not a valid onion address.");
}
var i = ushort.Parse(addr[1]);
if (i < 1)
{
throw new Exception("Failed to parse addr");
}
return(onionHostBytes.Concat(Binary.BigEndian.GetBytes(i)).ToArray());
}
public override void Decode(string value)
{
var addr = value.Split(':');
if (addr.Length != 2)
{
throw new Exception("Failed to parse addr");
}
if (addr[0].Length != 16)
{
throw new Exception("Failed to parse addr");
}
if (!Multibase.TryDecode(addr[0], out var encoding, out _) || encoding != MultibaseEncoding.Base32Lower)
{
throw new InvalidOperationException($"{value} is not a valid onion address.");
}
var i = ushort.Parse(addr[1]);
if (i < 1)
{
throw new Exception("Failed to parse addr");
}
Value = value;
}
public void TestTryDecoding_GivenValidEncodedInput_Unprefixed(string input, MultibaseEncoding encoding)
{
var expected = "Decentralize everything!!";
var result = Multibase.TryDecode(input, out var decodedEncoding, out var decodedBytes);
Assert.True(result);
Assert.Equal(encoding, decodedEncoding);
Assert.Equal(expected, Encoding.UTF8.GetString(decodedBytes));
}
public async Task TestBase58ConcurrentDecoding()
{
var tasks = Enumerable.Range(1, 10).Select(_ => Task.Run(() =>
{
var success = Multibase.TryDecode("Z6BLZQNPgws5ahFtr8x", out var encoding, out var bytes);
Assert.True(success);
Assert.Equal(MultibaseEncoding.Base58Flickr, encoding);
Assert.Equal("Concurrency !", Encoding.UTF8.GetString(bytes, 0, bytes.Length));
}));
await Task.WhenAll(tasks);
}
