namespace Org.BouncyCastle.Crypto.Tls; public abstract class MaxFragmentLength { public const byte pow2_9 = 1; public const byte pow2_10 = 2; public const byte pow2_11 = 3; public const byte pow2_12 = 4; public static bool IsValid(byte maxFragmentLength) { if (maxFragmentLength >= 1) { return maxFragmentLength <= 4; } return false; } }