public bool ValidateAddress(string address)
{
if (address.Length != 64 && !address.StartsWith("xrb_"))
{
return(false);
}
var pk32 = address.Substring(4, 52);
var pk = Base32withPadding.Decode(pk32, _base32Alphabet, 4);
var checksum = address.Substring(56);
var checksumDecoded = Base32withPadding.Decode(checksum, _base32Alphabet, 0);
checksumDecoded = checksumDecoded.Reverse().ToArray();
var blake2bConfig = new Blake2BConfig
{
OutputSizeInBytes = 5
};
var hasher = Blake2B.Create(blake2bConfig);
hasher.Update(pk);
var pkChecksum = hasher.Finish();
return(pkChecksum.SequenceEqual(checksumDecoded));
}
public string PublicAddress(int index = 0)
{
var addressSeed = GenerateRaiAddressSeed(index);
var pk = Ed25519.PublicKeyFromSeed(addressSeed);
var pk32 = Base32withPadding.Encode(pk, _base32Alphabet, 260);
var blake2bConfig = new Blake2BConfig
{
OutputSizeInBytes = 5
};
var hasher = Blake2B.Create(blake2bConfig);
hasher.Update(pk);
var checksum = hasher.Finish().Reverse().ToArray();
var checksum32 = Base32withPadding.Encode(checksum, _base32Alphabet, 40);
return($"xrb_{pk32}{checksum32}");
}
