Struct 动态

   public struct DateSkillList
    {
        public byte datatypes;
        public int player_id;
        public ArrayList skill_list;
    }

    //skill_list包含的是一个Skillslistdate的结构体;
    public struct Skillslistdate
    {
        public int skill_id;
        public int skill_level;
    }

    //处理部分
    public class bytes
    {
        public void gobyte()
        {
            DateSkillList msg = new DateSkillList();
            Skillslistdate smg = new Skillslistdate();
            smg.skill_id = 10001;
            smg.skill_level = 1;
            msg.skill_list.Add(smg);
            byte[] buffer = Tool.StructToBytes(msg);
        }
    }
 //Tool 部分
    public class Tool
    {
        public static byte[] StructToBytes(object obj)
        {
            int size = Marshal.SizeOf(obj);
            byte[] bytes = new byte[size];
            IntPtr structPtr = Marshal.AllocHGlobal(size); //分配结构体大小的内存空间
            Marshal.StructureToPtr(obj, structPtr, false); //将结构体拷到分配好的内存空间
            Marshal.Copy(structPtr, bytes, 0, size);       //从内存空间拷到byte数组
            Marshal.FreeHGlobal(structPtr);                //释放内存空间
            return bytes;
        }
        //网络发送部分
        NetWorks.AsyncSendMessage(buffers, clns);
   }