/// <summary>
/// Sets hybrid Bip32 / Bip39 private key.
/// Uses only a single Bip32 style use of HMACSHA512 starting with at least 32 bytes of Bip39 entropy from mnemonicWords.
/// </summary>
/// <param name="mnemonicWords">Must be at least 32 bytes of Bip39 mnemonic word entropy with valid checksum.</param>
/// <param name="required">if not null, each key path will be verified as valid on the generated key or returns null.</param>
/// <param name="hmacKey">Default is current global Kz.MasterBip32Key which may default to "Bitcoin seed".</param>
/// <returns>Returns this key unless required key paths aren't valid for generated key.</returns>
public ExtPrivateKey SetMasterBip32(string mnemonicWords, IEnumerable <KeyPath> required = null, string hmacKey = null)
{
var e = Mnemonic.FromWords(mnemonicWords).Entropy;
if (e == null || e.Length < 32)
{
throw new ArgumentException($"{nameof(mnemonicWords)} must provide at least 32 bytes of BIP39 mnemonic entropy.");
}
return(SetMasterBip32(e, required, hmacKey));
}
public void Constructors()
{
var words = "afirmar diseño hielo fideo etapa ogro cambio fideo toalla pomelo número buscar";
var m1 = new Mnemonic(words);
Assert.Equal(Languages.Spanish, m1.Language);
Assert.Equal(m1.Words, Mnemonic.FromWords(words).Words);
var m2 = new Mnemonic(m1.Entropy, m1.Language);
Assert.Equal(m1.Words, m2.Words);
Assert.Equal(m2.Words, Mnemonic.FromEntropy(m1.Entropy, m1.Language).Words);
var m3 = new Mnemonic(new byte[] { 5, 40, 161, 175, 172, 69, 19, 67, 74, 26, 196, 233, 87, 10, 119, 18 }, Languages.Spanish);
Assert.Equal(m1.Words, m3.Words);
var m4 = new Mnemonic(bitLength: 256);
Assert.Equal(24, m4.Words.Split(' ').Length);
Assert.Equal(24, Mnemonic.FromLength(256).Words.Split(' ').Length);
}
