public static byte[] GetPrivateKeyFromImport(string wif, int len)
{
// Convert it to a byte string using Base58Check encoding
var decoded = Base58Check.DecodePlain(wif);
// Drop the last 4 checksum bytes from the byte string
// Drop the first byte (it should be 0x80)
// If the private key corresponded to a compressed public key, also drop the last byte (it should be 0x01)
var privateKey = decoded.Take(decoded.Length - 4).Skip(1).Take(len).ToArray();
return(privateKey);
}
public void TestEncodeDecode()
{
// Without checksum
string encoded = Base58Check.EncodePlain(testValue);
Assert.AreEqual(encoded, testValueEncoded);
byte[] decoded = Base58Check.DecodePlain(encoded);
CollectionAssert.AreEqual(decoded, testValue);
// With checksum
encoded = Base58Check.Encode(testValue);
Assert.AreEqual(encoded, testValueWithChecksumEncoded);
decoded = Base58Check.Decode(encoded);
CollectionAssert.AreEqual(decoded, testValue);
}