namespace Org.BouncyCastle.Math.Raw { internal static class Nat320 { public static void Copy64(ulong[] x, ulong[] z); public static void Copy64(ulong[] x, int xOff, ulong[] z, int zOff); public static void Copy64(ReadOnlySpan<ulong> x, Span<ulong> z); public static ulong[] Create64(); public static ulong[] CreateExt64(); public static bool Eq64(ulong[] x, ulong[] y); public static bool IsOne64(ulong[] x); public static bool IsZero64(ReadOnlySpan<ulong> x); public static BigInteger ToBigInteger64(ulong[] x); } }