C#獲取常用硬件信息

	/// <summary>
        /// 獲取硬盤序列號
        /// </summary>
        /// <returns></returns>
        public static string getDiskSerialNum()
        {
            string result = "";
            ManagementObjectSearcher searcher = new ManagementObjectSearcher("SELECT * FROM Win32_PhysicalMedia");
            ManagementObjectCollection moCollection = searcher.Get();
            foreach (ManagementObject mObject in moCollection)
            {
                result += mObject["SerialNumber"].ToString() + " ";
            }
            return result;
        }

        /// <summary>
        /// 取得網卡的MAC地址
        /// </summary>
        public static IList<string> GetNetCardMacAddress()
        {
            ManagementClass mc = new ManagementClass("Win32_NetworkAdapterConfiguration");
            ManagementObjectCollection moc = mc.GetInstances();
            IList<string> str = new List<string>();
            foreach (ManagementObject mo in moc)
            {
                if ((bool)mo["IPEnabled"] == true)
                    str.Add(mo["MacAddress"].ToString());
            }
            return str;
        }

 

/// <summary>
        /// 獲取本機IPV4地址
        /// </summary>
        /// <returns></returns>
        public static string getLocalIP()
        {
            string strIP = "127.0.0.1";
            List<string> nicArray = getLocalAllIP();//獲取所有IP後再篩選
            if (nicArray.Count > 0)
            {
                foreach (string tmpNic in nicArray)
                {
                    IPAddress ip = IPAddress.Parse(tmpNic);
                    if (ip.AddressFamily.ToString() == "InterNetwork") //ipv4,InterNetworkV6=ipv6
                    { 
                        strIP = tmpNic; 
                        break; 
                    }
                }
            }
            return strIP;
        }            

/// <summary>
        /// 獲取本機所有IP地址
        /// </summary>
        /// <returns></returns>

public static List<string> getLocalAllIP() { List<string> localAllIp = new List<string>(); ManagementClass mc = new ManagementClass("Win32_NetworkAdapterConfiguration"); ManagementObjectCollection nics = mc.GetInstances(); foreach (ManagementObject nic in nics) { if (Convert.ToBoolean(nic["IPEnabled"]) == true) { String[] nicArray = nic["IPAddress"] as String[]; localAllIp.AddRange(nicArray); } } return localAllIp; }

        
       //根據遠程IP地址獲取該IP的MAC地址

       [DllImport("Iphlpapi.dll")]
        private static extern int SendARP(Int32 dest, Int32 host, ref Int64 mac, ref Int32 length);
        [DllImport("Ws2_32.dll")]
        private static extern Int32 inet_addr(string ip);   //該函數只能取IPV4
        /// <summary>
        /// 獲取遠程MAC
        /// </summary>
        /// <param name="remoteIP"></param>
        /// <returns></returns>
        public static String getRemoteMAC(string remoteIP)
        {
            try
            {
                Int32 ldest = inet_addr(remoteIP); 	//目的地的ip 
                Int32 lhost = inet_addr(getLocalIP()); //本地ip 
                Int64 macinfo = new Int64();
                Int32 len = 6;
                int res = SendARP(ldest, 0, ref macinfo, ref len);
                String x = Convert.ToString(macinfo, 16).padLeft(12,'0');//補齊12位
                StringBuilder buffer = new StringBuilder(17);
                buffer.Append(x.Substring(10, 2)).Append(':');
                buffer.Append(x.Substring(8, 2)).Append(':');
                buffer.Append(x.Substring(6, 2)).Append(':');
                buffer.Append(x.Substring(4, 2)).Append(':');
                buffer.Append(x.Substring(2, 2)).Append(':');
                buffer.Append(x.Substring(0, 2));

                return buffer.ToString();
            }
            catch (Exception err)
            {
                return null;
            }
        }