C#读取CPUid，硬盘id，网卡Mac地址

    using System;
    using System.Collections.Generic;
    using System.Linq;
    using System.Management;
    using System.Runtime.InteropServices;
    using System.Text;

    namespace cai
    {
        
        class HardwareInfo
        {
            /// <summary>
            /// 取机器名 
            /// </summary>
            /// <returns></returns>
            public string GetHostName()
            {
                return System.Net.Dns.GetHostName();
            }
               
            /// <summary>
            /// 取CPU编号 
            /// </summary>
            /// <returns></returns>
            public String GetCpuID()
            {
                try
                {
                    ManagementClass mc = new ManagementClass("Win32_Processor");
                    ManagementObjectCollection moc = mc.GetInstances();

                    String strCpuID = null;
                    foreach (ManagementObject mo in moc)
                    {
                        strCpuID = mo.Properties["ProcessorId"].Value.ToString();
                        break;
                    }
                    return strCpuID;
                }
                catch
                {
                    return "";
                }
            }
            /// <summary>
            /// 读取Mac地址
            /// </summary>
            /// <returns></returns>
            public string GetNetCardMacAddress()
            {
                ManagementClass mc;
                ManagementObjectCollection moc;
                mc = new ManagementClass("Win32_NetworkAdapterConfiguration");
                moc = mc.GetInstances();
                string str = "";
                foreach (ManagementObject mo in moc)
                {
                    if ((bool)mo["IPEnabled"] == true)
                        str = mo["MacAddress"].ToString();

                }
                return str;
            }
           /// <summary>
            /// 读取C盘序列号
           /// </summary>
           /// <returns></returns>
            public string GetDiskVolumeSerialNumber()
            {
                ManagementObject disk;
                disk = new ManagementObject("win32_logicaldisk.deviceid=\"c:\"");
                disk.Get();
                return disk.GetPropertyValue("VolumeSerialNumber").ToString();
            }
        }
    }

从网络收集整理出来。。