namespace WIDESEAWCS_S7Simulator.Core.Interfaces
{
    /// <summary>
    /// 内存区域接口
    /// </summary>
    public interface IMemoryRegion : IDisposable
    {
        /// <summary>
        /// 区域类型（M/DB/I/Q/T/C）
        /// </summary>
        string RegionType { get; }

        /// <summary>
        /// 区域大小（字节）
        /// </summary>
        int Size { get; }

        /// <summary>
        /// 读取字节数据
        /// </summary>
        /// <param name="offset">偏移量</param>
        /// <param name="length">长度</param>
        /// <returns>字节数组</returns>
        byte[] Read(ushort offset, ushort length);

        /// <summary>
        /// 写入字节数据
        /// </summary>
        /// <param name="offset">偏移量</param>
        /// <param name="data">数据</param>
        void Write(ushort offset, byte[] data);

        /// <summary>
        /// 清空区域
        /// </summary>
        void Clear();
    }
}