using System;
using System.Collections.Generic;
using System.Text;

namespace VirtualNes.Core
{
    public struct FILEHDR2 : IStateBufferObject
    {
        public string ID;
        /// <summary> 2字节 </summary>
        public ushort BlockVersion;
        /// <summary> 4字节 </summary>
        public uint Ext0;
        /// <summary> 2字节 </summary>
        public ushort Ext1;
        /// <summary> 2字节 </summary>
        public ushort Ext2;

        public void SaveState(StateBuffer buffer)
        {
            buffer.Write(ID);
            buffer.Write(BlockVersion);
            buffer.Write(Ext1);
            buffer.Write(Ext2);
        }

        public uint GetSize()
        {
            return (uint)(ID.Length + sizeof(ushort) + sizeof(uint) + sizeof(ushort) + sizeof(ushort));
        }
    }
}