[C#] 구조체와 바이트 배열의 상호 전환

1158 단어
 public static class StructCopyer
    {
        //                   ,          
        //1、struct   Byte[]
        public static Byte[] StructToBytes(Object structure)
        {
            Int32 size = Marshal.SizeOf(structure);
            IntPtr buffer = Marshal.AllocHGlobal(size);

            try
            {
                Marshal.StructureToPtr(structure, buffer, false);
                Byte[] bytes = new Byte[size];
                Marshal.Copy(buffer, bytes, 0, size);

                return bytes;
            }
            finally
            {
                Marshal.FreeHGlobal(buffer);
            }

        }

        //2、Byte[]   struct
        public static Object BytesToStruct(Byte[] bytes, Type strcutType)
        {
            Int32 size = Marshal.SizeOf(strcutType);
            IntPtr buffer = Marshal.AllocHGlobal(size);

            try
            {
                Marshal.Copy(bytes, 0, buffer, size);

                return Marshal.PtrToStructure(buffer, strcutType);
            }
            finally
            {
                Marshal.FreeHGlobal(buffer);
            }
        }

    }

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