public HDNode(ExtKey masterKey)
{
this._masterKey = masterKey;
this.PrivateKey = masterKey.PrivateKey.ToBytes();
this.PublicKey = Secp256k1.DerivePublicKey(this.PrivateKey);
this.ChainCode = masterKey.ChainCode;
this.NodeType = HDNodeType.PrivateKey;
}
public static string EncryptToJson(byte[] privateKey, string password)
{
byte[] publicKey = Secp256k1.DerivePublicKey(privateKey);
string address = SimpleWallet.PublicKeyToAddress(publicKey);
KeyStoreService keyStore = new KeyStoreService();
string jsonString = keyStore.EncryptAndGenerateDefaultKeyStoreAsJson(password, privateKey, address);
JObject json = JObject.Parse(jsonString);
json["address"] = json["address"].ToString().Replace("0x", "");
return(json.ToString());
}
public static byte[] Sign(byte[] msgHash, byte[] privatekey)
{
ECKey ecKey = new ECKey(privatekey, true);
var sign = ecKey.Sign(msgHash);
var recId = Secp256k1.CalculateRecId(ecKey, sign, msgHash);
sign.V = new byte[1] {
Convert.ToByte(recId)
};
List <byte> signature = new List <byte>();
signature.AddRange(sign.R.ToByteArrayUnsigned());
signature.AddRange(sign.S.ToByteArrayUnsigned());
signature.AddRange(sign.V);
return(signature.ToArray());
}
public static string RecoverAddress(byte[] msgHash, byte[] signature)
{
byte[] publickey = Secp256k1.RecoverPublickey(msgHash, signature);
return(SimpleWallet.PublicKeyToAddress(publickey));
}
public byte[] Sign(byte[] msgHash)
{
return(Secp256k1.Sign(msgHash, this._privateKey));
}
/// <summary>
/// return address starts with '0x'.
/// </summary>
/// <param name="priKey"></param>
/// <returns></returns>
public static string PrivateKeyToAddress(byte[] priKey)
{
byte[] pubKey = Secp256k1.DerivePublicKey(priKey);
return(SimpleWallet.PublicKeyToAddress(pubKey));
}
public SimpleWallet(byte[] priKey)
{
this._privateKey = priKey;
this._publicKey = Secp256k1.DerivePublicKey(this._privateKey);
this.address = SimpleWallet.PublicKeyToAddress(this._publicKey);
}
