轉換協議位元組

轉換協議位元組

    /// <summary>
    /// 轉換協議位元組幫助類
    /// </summary>
    public class ByteUtil
    {
        /// <summary>
        /// byte陣列轉換int
        /// </summary>
        /// <param name="src"></param>
        /// <param name="offset"></param>
        /// <returns></returns>
        public static int BytesToInt(byte[] src, int offset)
        {
            int value;
            value = (int)((src[offset] & 0xFF)
                    | ((src[offset + 1] & 0xFF) << 8)
                    | ((src[offset + 2] & 0xFF) << 16)
                    | ((src[offset + 3] & 0xFF) << 24));
            return value;
        }

        /// <summary>
        /// int轉byte陣列
        /// </summary>
        /// <param name="value"></param>
        /// <returns></returns>
        public static byte[] IntToBytes(int value)
        {
            byte[] src = new byte[4];
            src[3] = (byte)((value >> 24) & 0xFF);
            src[2] = (byte)((value >> 16) & 0xFF);
            src[1] = (byte)((value >> 8) & 0xFF);
            src[0] = (byte)(value & 0xFF);
            return src;
        }
    }

https://www.cnblogs.com/hejiale010426/p/16924024.html