using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Net;
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using System.Net.NetworkInformation;
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using System.Net.Sockets;
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public class SystemInfoHelper
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{
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/// <summary>
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/// 获取计算机用户名
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/// </summary>
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public static string GetComputerUserName()
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{
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return Environment.UserName;
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}
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/// <summary>
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/// 获取计算机名
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/// </summary>
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public static string GetComputerName()
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{
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return Environment.MachineName;
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}
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/// <summary>
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/// 获取所有MAC地址
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/// </summary>
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public static List<string> GetAllMacAddresses()
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{
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List<string> macAddresses = new List<string>();
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try
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{
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NetworkInterface[] interfaces = NetworkInterface.GetAllNetworkInterfaces();
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foreach (NetworkInterface ni in interfaces)
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{
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if (ni.OperationalStatus == OperationalStatus.Up &&
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ni.NetworkInterfaceType != NetworkInterfaceType.Loopback)
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{
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PhysicalAddress address = ni.GetPhysicalAddress();
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if (address != null && address.ToString().Length > 0)
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{
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string mac = FormatMacAddress(address.ToString());
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macAddresses.Add(mac);
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}
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}
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}
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}
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catch (Exception ex)
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{
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Console.WriteLine("获取MAC地址错误: " + ex.Message);
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}
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return macAddresses;
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}
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/// <summary>
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/// 获取第一个可用的MAC地址
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/// </summary>
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public static string GetFirstMacAddress()
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{
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var macAddresses = GetAllMacAddresses();
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return macAddresses.Count > 0 ? macAddresses[0] : string.Empty;
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}
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/// <summary>
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/// 获取所有IP地址（IPv4）
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/// </summary>
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public static List<string> GetAllIPAddresses()
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{
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List<string> ipAddresses = new List<string>();
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try
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{
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string hostName = Dns.GetHostName();
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IPAddress[] addresses = Dns.GetHostAddresses(hostName);
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foreach (IPAddress address in addresses)
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{
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if (address.AddressFamily == AddressFamily.InterNetwork) // IPv4
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{
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ipAddresses.Add(address.ToString());
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}
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}
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}
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catch (Exception ex)
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{
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Console.WriteLine("获取IP地址错误: " + ex.Message);
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}
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return ipAddresses;
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}
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/// <summary>
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/// 获取本地IP地址（排除127.0.0.1）
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/// </summary>
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public static string GetLocalIPAddress()
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{
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var ipAddresses = GetAllIPAddresses();
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foreach (string ip in ipAddresses)
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{
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if (ip != "127.0.0.1"
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&& !ip.StartsWith("169.254.")
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&& !ip.StartsWith("192.168.")) // 排除回环和APIPA地址
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{
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return ip;
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}
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}
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return ipAddresses.Count > 0 ? ipAddresses[0] : string.Empty;
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}
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/// <summary>
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/// 格式化MAC地址（添加-分隔符）
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/// </summary>
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private static string FormatMacAddress(string mac)
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{
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if (string.IsNullOrEmpty(mac) || mac.Length != 12)
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return mac;
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// 将 "001122AABBCC" 格式化为 "00-11-22-AA-BB-CC"
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return string.Format("{0}-{1}-{2}-{3}-{4}-{5}",
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mac.Substring(0, 2),
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mac.Substring(2, 2),
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mac.Substring(4, 2),
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mac.Substring(6, 2),
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mac.Substring(8, 2),
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mac.Substring(10, 2));
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}
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/// <summary>
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/// 获取所有系统信息
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/// </summary>
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public static Dictionary<string, object> GetAllSystemInfo()
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{
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return new Dictionary<string, object>
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{
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{ "UserName", GetComputerUserName() },
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{ "ComputerName", GetComputerName() },
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{ "MACAddresses", GetAllMacAddresses() },
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{ "FirstMACAddress", GetFirstMacAddress() },
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{ "IPAddresses", GetAllIPAddresses() },
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{ "LocalIPAddress", GetLocalIPAddress() },
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{ "OSVersion", Environment.OSVersion.ToString() },
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{ "SystemDirectory", Environment.SystemDirectory },
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{ "ProcessorCount", Environment.ProcessorCount },
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{ "CurrentTime", DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss") }
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};
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}
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}
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