c# 调用c++sdk时结构体与byte数组互转

 /// <summary>
        /// 由结构体转换为byte数组
        /// </summary>
        public static byte[] StructureToByte<T>(T structure)
        {
            int size = Marshal.SizeOf(typeof(T));
            byte[] buffer = new byte[size];
            IntPtr bufferIntPtr = Marshal.AllocHGlobal(size);
            try
            {
                Marshal.StructureToPtr(structure, bufferIntPtr, true);
                Marshal.Copy(bufferIntPtr, buffer, 0, size);
            }
            finally
            {
                Marshal.FreeHGlobal(bufferIntPtr);
            }
            return buffer;
        }

        /// <summary>
        /// 由byte数组转换为结构体
        /// </summary>
        public static T ByteToStructure<T>(byte[] dataBuffer)
        {
            object structure = null;
            int size = Marshal.SizeOf(typeof(T));
            IntPtr allocIntPtr = Marshal.AllocHGlobal(size);
            try
            {
                Marshal.Copy(dataBuffer, 0, allocIntPtr, size);
                structure = Marshal.PtrToStructure(allocIntPtr, typeof(T));
            }
            finally
            {
                Marshal.FreeHGlobal(allocIntPtr);
            }
            return (T)structure;
        }

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