IMessageSecureChannel.cs

using System;
 
namespace OSDP.Net.Messages.SecureChannel;

public interface IMessageSecureChannel
{
    bool IsSecurityEstablished { get; }

    public bool IsInitialized { get; }

    public byte[] ServerRandomNumber { get; }

    public byte[] ServerCryptogram { get; }

    public bool IsUsingDefaultKey { get; }

    void EncodePayload(byte[] payload, Span<byte> destination);

    byte[] DecodePayload(byte[] payload);

    ReadOnlySpan<byte> GenerateMac(ReadOnlySpan<byte> message, bool isIncoming);

    void InitializeACU(byte[] clientRandomNumber, byte[] clientCryptogram);

    void ResetSecureChannelSession();

    void Establish(byte[] rmac);

    ReadOnlySpan<byte> PadTheData(ReadOnlySpan<byte> payload);
}