C# WMI를 이용한 시스템 정보 가져오기

프로젝트 참조에 System.Management를 추가한후 using 문에도 추가해준다.



        /// <summary>
        /// return Volume Serial Number from hard drive
        /// </summary>
        /// <param name="strDriveLetter">[optional] Drive letter</param>
        /// <returns>[string] VolumeSerialNumber</returns>
        public string GetVolumeSerial(string strDriveLetter)
        {
            if (strDriveLetter == "" || strDriveLetter == null) strDriveLetter = "C";
            ManagementObject disk =
                new ManagementObject("win32_logicaldisk.deviceid=\"" + strDriveLetter + ":\"");
            disk.Get();
            return disk["VolumeSerialNumber"].ToString();
        }

        /// <summary>
        /// Returns MAC Address from first Network Card in Computer
        /// </summary>
        /// <returns>[string] MAC Address</returns>
        public string GetMACAddress()
        {
            ManagementClass mc = new ManagementClass("Win32_NetworkAdapterConfiguration");
            ManagementObjectCollection moc = mc.GetInstances();
            string MACAddress = String.Empty;
            foreach (ManagementObject mo in moc)
            {
                if (MACAddress == String.Empty)  // only return MAC Address from first card
                {
                    if ((bool)mo["IPEnabled"] == true) MACAddress = mo["MacAddress"].ToString();
                }
                mo.Dispose();
            }
            MACAddress = MACAddress.Replace(":", "");
            return MACAddress;
        }
        /// <summary>
        /// Return processorId from first CPU in machine
        /// </summary>
        /// <returns>[string] ProcessorId</returns>
        public string GetCPUId()
        {
            string cpuInfo = String.Empty;
            string temp = String.Empty;
            ManagementClass mc = new ManagementClass("Win32_Processor");
            ManagementObjectCollection moc = mc.GetInstances();
            foreach (ManagementObject mo in moc)
            {
                if (cpuInfo == String.Empty)
                {// only return cpuInfo from first CPU
                    cpuInfo = mo.Properties["ProcessorId"].Value.ToString();
                }
            }
            return cpuInfo;
        }