/// <summary>
/// Calculate key pair from the key seed.
/// </summary>
/// <param name="publicKey">
/// Public key
/// </param>
/// <param name="expandedPrivateKey">
/// Expanded form of the private key
/// </param>
/// <param name="privateKeySeed">
/// Private key seed value
/// </param>
public static void KeyPairFromSeed(ArraySegment <byte> publicKey, ArraySegment <byte> expandedPrivateKey,
ArraySegment <byte> privateKeySeed)
{
Ed25519Operations.CryptoSignKeyPair(
publicKey.Array, publicKey.Offset,
expandedPrivateKey.Array, expandedPrivateKey.Offset,
privateKeySeed.Array, privateKeySeed.Offset);
}
/// <summary>
/// Calculate key pair from the key seed.
/// </summary>
/// <param name="publicKey">
/// Public key
/// </param>
/// <param name="expandedPrivateKey">
/// Expanded form of the private key
/// </param>
/// <param name="privateKeySeed">
/// Private key seed value
/// </param>
public static void KeyPairFromSeed(out byte[] publicKey, out byte[] expandedPrivateKey, byte[] privateKeySeed)
{
var pk = new byte[PublicKeySize];
var sk = new byte[ExpandedPrivateKeySize];
Ed25519Operations.CryptoSignKeyPair(pk, 0, sk, 0, privateKeySeed, 0);
publicKey = pk;
expandedPrivateKey = sk;
}