public static Cid Cast(byte[] data)
{
if (data.Length == 34 && data[0] == 18 && data[1] == 32)
{
return(new Cid(Multihash.Cast(data)));
}
ulong vers;
var n = Binary.Varint.Read(data, 0, out vers);
if (vers != 0 && vers != 1)
{
throw new Exception($"invalid cid version number: {vers}");
}
ulong codec;
var cn = Binary.Varint.Read(data, n, out codec);
var rest = new byte[data.Length - (n + cn)];
Buffer.BlockCopy(data, n + cn, rest, 0, rest.Length);
var hash = Multihash.Cast(rest);
return(new Cid(vers, (MulticodecCode)codec, hash));
}
private static Multihash TestCastToMultihash(string hex, int code, string name)
{
var ob = Hex.Decode(hex);
var b = Binary.Varint.GetBytes((uint)code).Concat(Binary.Varint.GetBytes((uint)ob.Length)).Concat(ob).ToArray();
return(Multihash.Cast(b));
}
public void TestValidatePublicKey()
{
const string OffensiveKey = "CAASXjBcMA0GCSqGSIb3DQEBAQUAA0sAMEgCQQDjXAQQMal4SB2tSnX6NJIPmC69/BT8A8jc7/gDUZNkEhdhYHvc7k7S4vntV/c92nJGxNdop9fKJyevuNMuXhhHAgMBAAE=";
var pkb = Convert.FromBase64String(OffensiveKey);
var pubk = PublicKey.Unmarshal(pkb);
var k = $"/pk/{Multihash.Cast(pubk.Hash)}";
Assert.True(Validator.ValidatePublicKeyRecord(k, pkb));
}