OsdpConnection.cs

using System;
using System.Threading;
using System.Threading.Tasks;
 
namespace OSDP.Net.Connections
{
    public abstract class OsdpConnection : IOsdpConnection
    {
        private bool _disposedValue;

        protected OsdpConnection(int baudRate)
        {
            BaudRate = baudRate;
        }   

        public int BaudRate { get; protected set; }

        public virtual bool IsOpen { get; protected set; }

        public TimeSpan ReplyTimeout { get; set; } = TimeSpan.FromMilliseconds(200);

        public abstract Task Close();

        public abstract Task Open();

        public abstract Task<int> ReadAsync(byte[] buffer, CancellationToken token);

        public abstract Task WriteAsync(byte[] buffer);

        public void Dispose()
        {
            Dispose(disposing: true);
            GC.SuppressFinalize(this);
        }

        protected virtual void Dispose(bool disposing)
        {
            if (!_disposedValue)
            {
                if (disposing)
                {
                    Close();
                }
 
                _disposedValue = true;
            }
        }
    }
}