public void PublicAndPrivateKeysMatch()
{
var privateKey = Ed25519Util.PrivateParamsFromDerOrRaw(_networkCredentials.PrivateKey);
var generatedPublicKey = privateKey.GeneratePublicKey();
var publicKey = Ed25519Util.PublicParamsFromDerOrRaw(_networkCredentials.PublicKey);
Assert.Equal(generatedPublicKey.GetEncoded(), publicKey.GetEncoded());
}
/// <summary>
/// Create a signatory having a private key of the specified type.
/// </summary>
/// <param name="type">
/// The type of private key this <code>Signatory</code> should use to
/// sign transactions.
/// </param>
/// <param name="privateKey">
/// The bytes of a private key corresponding to the specified type.
/// </param>
/// <remarks>
/// At this time, the library only supports Ed25519 keys, any other
/// key type will result in an exception. This is why this method
/// is marked as <code>internal</code> at the moment. When the library
/// can support other key types, it will make sense to make this public.
/// </remarks>
/// <exception cref="ArgumentOutOfRangeException">
/// If any key type other than Ed25519 is used.
/// </exception>
internal Signatory(KeyType type, ReadOnlyMemory <byte> privateKey)
{
switch (type)
{
case KeyType.Ed25519:
_type = Type.Ed25519;
_data = Ed25519Util.PrivateParamsFromDerOrRaw(privateKey);
break;
case KeyType.ECDSASecp256K1:
_type = Type.ECDSASecp256K1;
_data = EcdsaSecp256k1Util.PrivateParamsFromDerOrRaw(privateKey);
break;
case KeyType.List:
throw new ArgumentOutOfRangeException(nameof(type), "Only signatories representing a single key are supported with this constructor, please use the list constructor instead.");
default:
throw new ArgumentOutOfRangeException(nameof(type), "Not a presently supported Signatory key type, please consider the callback signatory as an alternative.");
}
}
public void CanGenerateKeyPairFromBouncyCastle()
{
var privateKeyPrefix = Hex.ToBytes("302e020100300506032b657004220420").ToArray();
var publicKeyPrefix = Hex.ToBytes("302a300506032b6570032100").ToArray();
var keyPairGenerator = new Ed25519KeyPairGenerator();
keyPairGenerator.Init(new Ed25519KeyGenerationParameters(new SecureRandom()));
var keyPair = keyPairGenerator.GenerateKeyPair();
var privateKey = keyPair.Private as Ed25519PrivateKeyParameters;
var publicKey = keyPair.Public as Ed25519PublicKeyParameters;
var pubKey = Hex.FromBytes(publicKeyPrefix.Concat(publicKey.GetEncoded()).ToArray());
var priKey = Hex.FromBytes(privateKeyPrefix.Concat(privateKey.GetEncoded()).ToArray());
var checkPrivateKey = Ed25519Util.PrivateParamsFromDerOrRaw(Hex.ToBytes(priKey));
var checkPublicKey = Ed25519Util.ToDerBytes(checkPrivateKey.GeneratePublicKey());
var checkPublicHex = Hex.FromBytes(checkPublicKey);
Assert.Equal(pubKey, checkPublicHex);
}