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C# 获取USB设备信息
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C# 获取USB设备信息
WMI方式
using System;
using System.Management;
using System.Text.RegularExpressions;
using System.Collections.Generic;
?
namespace Splash.IO.PORTS
{
????/// <summary>
????/// 即插即用设备信息结构
????/// </summary>
????public?struct PnPEntityInfo
????{
????????public?String PNPDeviceID;????? // 设备ID
????????public?String Name;???????????? // 设备名称
????????public?String Description;????? // 设备描述
????????public?String Service;????????? // 服务
????????public?String Status;?????????? // 设备状态
????????public?UInt16 VendorID;???????? // 供应商标识
????????public?UInt16 ProductID;??????? // 产品编号
????????public?Guid ClassGuid;????????? // 设备安装类GUID
????}???
?
????/// <summary>
????/// 基于WMI获取USB设备信息
????/// </summary>
????public?partial?class USB
????{?????
????????#region UsbDevice
????????/// <summary>
????????/// 获取所有的USB设备实体（过滤没有VID和PID的设备）
????????/// </summary>
????????public?static?PnPEntityInfo[] AllUsbDevices
????????{
????????????get
????????????{
????????????????return?WhoUsbDevice(UInt16.MinValue, UInt16.MinValue, Guid.Empty);
????????????}
????????}
?
????????/// <summary>
????????/// 查询USB设备实体（设备要求有VID和PID）
????????/// </summary>
????????/// <param name="VendorID">供应商标识，MinValue忽视</param>
????????/// <param name="ProductID">产品编号，MinValue忽视</param>
????????/// <param name="ClassGuid">设备安装类Guid，Empty忽视</param>
????????/// <returns>设备列表</returns>
????????public?static?PnPEntityInfo[] WhoUsbDevice(UInt16 VendorID, UInt16 ProductID, Guid ClassGuid)
????????{
????????????List<PnPEntityInfo> UsbDevices = new List<PnPEntityInfo>();
?
????????????// 获取USB控制器及其相关联的设备实体
????????????ManagementObjectCollection USBControllerDeviceCollection = new ManagementObjectSearcher("SELECT * FROM Win32_USBControllerDevice").Get();
????????????if (USBControllerDeviceCollection != null)
????????????{
????????????????foreach (ManagementObject USBControllerDevice in?USBControllerDeviceCollection)
????????????????{?? // 获取设备实体的DeviceID
????????????????????String Dependent = (USBControllerDevice["Dependent"] as?String).Split(new Char[] { '='?})[1];
?
????????????????????// 过滤掉没有VID和PID的USB设备
????????????????????Match match = Regex.Match(Dependent, "VID_[0-9|A-F]{4}&PID_[0-9|A-F]{4}");
????????????????????if (match.Success)
????????????????????{
????????????????????????UInt16 theVendorID = Convert.ToUInt16(match.Value.Substring(4, 4), 16);?? // 供应商标识
????????????????????????if (VendorID != UInt16.MinValue && VendorID != theVendorID) continue;
?
????????????????????????UInt16 theProductID = Convert.ToUInt16(match.Value.Substring(13, 4), 16); // 产品编号
????????????????????????if (ProductID != UInt16.MinValue && ProductID != theProductID) continue;
?
????????????????????????ManagementObjectCollection PnPEntityCollection = new ManagementObjectSearcher("SELECT * FROM Win32_PnPEntity WHERE DeviceID="?+ Dependent).Get();
????????????????????????if (PnPEntityCollection != null)
????????????????????????{
????????????????????????????foreach (ManagementObject Entity in?PnPEntityCollection)
????????????????????????????{
????????????????????????????????Guid theClassGuid = new Guid(Entity["ClassGuid"] as?String);??? // 设备安装类GUID
????????????????????????????????if (ClassGuid != Guid.Empty && ClassGuid != theClassGuid) continue;
?
????????????????????????????????PnPEntityInfo Element;
????????????????????????????????Element.PNPDeviceID = Entity["PNPDeviceID"] as?String;? // 设备ID
????????????????????????????????Element.Name?= Entity["Name"] as?String;??????????????? // 设备名称
????????????????????????????????Element.Description = Entity["Description"] as?String;? // 设备描述
????????????????????????????????Element.Service = Entity["Service"] as?String;????????? // 服务
????????????????????????????????Element.Status = Entity["Status"] as?String;??????????? // 设备状态
????????????????????????????????Element.VendorID = theVendorID;???? // 供应商标识
????????????????????????????????Element.ProductID = theProductID;?? // 产品编号
????????????????????????????????Element.ClassGuid = theClassGuid;?? // 设备安装类GUID
?
????????????????????????????????UsbDevices.Add(Element);
????????????????????????????}
????????????????????????}
????????????????????}
????????????????}
????????????}
?
????????????if (UsbDevices.Count?== 0) return?null; else?return?UsbDevices.ToArray();
????????}
?
????????/// <summary>
????????/// 查询USB设备实体（设备要求有VID和PID）
????????/// </summary>
????????/// <param name="VendorID">供应商标识，MinValue忽视</param>
????????/// <param name="ProductID">产品编号，MinValue忽视</param>
????????/// <returns>设备列表</returns>
????????public?static?PnPEntityInfo[] WhoUsbDevice(UInt16 VendorID, UInt16 ProductID)
????????{
????????????return?WhoUsbDevice(VendorID, ProductID, Guid.Empty);
????????}
?
????????/// <summary>
????????/// 查询USB设备实体（设备要求有VID和PID）
????????/// </summary>
????????/// <param name="ClassGuid">设备安装类Guid，Empty忽视</param>
????????/// <returns>设备列表</returns>
????????public?static?PnPEntityInfo[] WhoUsbDevice(Guid ClassGuid)
????????{
????????????return?WhoUsbDevice(UInt16.MinValue, UInt16.MinValue, ClassGuid);
????????}
?
????????/// <summary>
????????/// 查询USB设备实体（设备要求有VID和PID）
????????/// </summary>
????????/// <param name="PNPDeviceID">设备ID，可以是不完整信息</param>
????????/// <returns>设备列表</returns>???????
????????public?static?PnPEntityInfo[] WhoUsbDevice(String PNPDeviceID)
????????{
????????????List<PnPEntityInfo> UsbDevices = new List<PnPEntityInfo>();
?
????????????// 获取USB控制器及其相关联的设备实体
????????????ManagementObjectCollection USBControllerDeviceCollection = new ManagementObjectSearcher("SELECT * FROM Win32_USBControllerDevice").Get();
????????????if (USBControllerDeviceCollection != null)
????????????{
????????????????foreach (ManagementObject USBControllerDevice in?USBControllerDeviceCollection)
????????????????{?? // 获取设备实体的DeviceID
????????????????????String Dependent = (USBControllerDevice["Dependent"] as?String).Split(new Char[] { '='?})[1];
????????????????????if (!String.IsNullOrEmpty(PNPDeviceID))
????????????????????{?? // 注意：忽视大小写
????????????????????????if (Dependent.IndexOf(PNPDeviceID, 1, PNPDeviceID.Length - 2, StringComparison.OrdinalIgnoreCase) == -1) continue;
????????????????????}
?
????????????????????// 过滤掉没有VID和PID的USB设备
????????????????????Match match = Regex.Match(Dependent, "VID_[0-9|A-F]{4}&PID_[0-9|A-F]{4}");
????????????????????if (match.Success)
????????????????????{
????????????????????????ManagementObjectCollection PnPEntityCollection = new ManagementObjectSearcher("SELECT * FROM Win32_PnPEntity WHERE DeviceID="?+ Dependent).Get();
????????????????????????if (PnPEntityCollection != null)
????????????????????????{???????????????????????????
????????????????????????????foreach (ManagementObject Entity in?PnPEntityCollection)
????????????????????????????{
????????????????????????????????PnPEntityInfo Element;
????????????????????????????????Element.PNPDeviceID = Entity["PNPDeviceID"] as?String;? // 设备ID
????????????????????????????????Element.Name?= Entity["Name"] as?String;??????????????? // 设备名称
????????????????????????????????Element.Description = Entity["Description"] as?String;? // 设备描述
????????????????????????????????Element.Service = Entity["Service"] as?String;????????? // 服务
????????????????????????????????Element.Status = Entity["Status"] as?String;??????????? // 设备状态
????????????????????????????????Element.VendorID = Convert.ToUInt16(match.Value.Substring(4, 4), 16);?? // 供应商标识??
????????????????????????????????Element.ProductID = Convert.ToUInt16(match.Value.Substring(13, 4), 16); // 产品编号???????????????????????? // 产品编号
????????????????????????????????Element.ClassGuid = new Guid(Entity["ClassGuid"] as?String);??????????? // 设备安装类GUID
?
????????????????????????????????UsbDevices.Add(Element);
????????????????????????????}
????????????????????????}
????????????????????}
????????????????}
????????????}
?
????????????if (UsbDevices.Count?== 0) return?null; else?return?UsbDevices.ToArray();
????????}
?
????????/// <summary>
????????/// 根据服务定位USB设备
????????/// </summary>
????????/// <param name="ServiceCollection">要查询的服务集合</param>
????????/// <returns>设备列表</returns>
????????public?static?PnPEntityInfo[] WhoUsbDevice(String[] ServiceCollection)
????????{
????????????if (ServiceCollection == null?|| ServiceCollection.Length == 0)
????????????????return?WhoUsbDevice(UInt16.MinValue, UInt16.MinValue, Guid.Empty);
?
????????????List<PnPEntityInfo> UsbDevices = new List<PnPEntityInfo>();
?
????????????// 获取USB控制器及其相关联的设备实体
????????????ManagementObjectCollection USBControllerDeviceCollection = new ManagementObjectSearcher("SELECT * FROM Win32_USBControllerDevice").Get();
????????????if (USBControllerDeviceCollection != null)
????????????{
????????????????foreach (ManagementObject USBControllerDevice in?USBControllerDeviceCollection)
????????????????{?? // 获取设备实体的DeviceID
????????????????????String Dependent = (USBControllerDevice["Dependent"] as?String).Split(new Char[] { '='?})[1];???????????????????
?
????????????????????// 过滤掉没有VID和PID的USB设备
????????????????????Match match = Regex.Match(Dependent, "VID_[0-9|A-F]{4}&PID_[0-9|A-F]{4}");
????????????????????if (match.Success)
????????????????????{
????????????????????????ManagementObjectCollection PnPEntityCollection = new ManagementObjectSearcher("SELECT * FROM Win32_PnPEntity WHERE DeviceID="?+ Dependent).Get();
????????????????????????if (PnPEntityCollection != null)
????????????????????????{
????????????????????????????foreach (ManagementObject Entity in?PnPEntityCollection)
????????????????????????????{
????????????????????????????????String theService = Entity["Service"] as?String;????????? // 服务
????????????????????????????????if (String.IsNullOrEmpty(theService)) continue;
?
????????????????????????????????foreach (String Service in?ServiceCollection)
????????????????????????????????{?? // 注意：忽视大小写
????????????????????????????????????if (String.Compare(theService, Service, true) != 0) continue;
?
????????????????????????????????????PnPEntityInfo Element;
????????????????????????????????????Element.PNPDeviceID = Entity["PNPDeviceID"] as?String;? // 设备ID
????????????????????????????????????Element.Name?= Entity["Name"] as?String;??????????????? // 设备名称
????????????????????????????????????Element.Description = Entity["Description"] as?String;? // 设备描述
????????????????????????????????????Element.Service = theService;?????????????????????????? // 服务
????????????????????????????????????Element.Status = Entity["Status"] as?String;??????????? // 设备状态
????????????????????????????????????Element.VendorID = Convert.ToUInt16(match.Value.Substring(4, 4), 16);?? // 供应商标识??
????????????????????????????????????Element.ProductID = Convert.ToUInt16(match.Value.Substring(13, 4), 16); // 产品编号
????????????????????????????????????Element.ClassGuid = new Guid(Entity["ClassGuid"] as?String);??????????? // 设备安装类GUID
?
????????????????????????????????????UsbDevices.Add(Element);
????????????????????????????????????break;
????????????????????????????????}
????????????????????????????}
????????????????????????}
????????????????????}
????????????????}
????????????}
?
????????????if (UsbDevices.Count?== 0) return?null; else?return?UsbDevices.ToArray();
????????}
????????#endregion
?
????????#region PnPEntity
????????/// <summary>
????????/// 所有即插即用设备实体（过滤没有VID和PID的设备）
????????/// </summary>
????????public?static?PnPEntityInfo[] AllPnPEntities
????????{
????????????get
????????????{
????????????????return?WhoPnPEntity(UInt16.MinValue, UInt16.MinValue, Guid.Empty);
????????????}
????????}
?
????????/// <summary>
????????/// 根据VID和PID及设备安装类GUID定位即插即用设备实体
????????/// </summary>
????????/// <param name="VendorID">供应商标识，MinValue忽视</param>
????????/// <param name="ProductID">产品编号，MinValue忽视</param>
????????/// <param name="ClassGuid">设备安装类Guid，Empty忽视</param>
????????/// <returns>设备列表</returns>
????????/// <remarks>
????????/// HID：{745a17a0-74d3-11d0-b6fe-00a0c90f57da}
????????/// Imaging Device：{6bdd1fc6-810f-11d0-bec7-08002be2092f}
????????/// Keyboard：{4d36e96b-e325-11ce-bfc1-08002be10318}
????????/// Mouse：{4d36e96f-e325-11ce-bfc1-08002be10318}
????????/// Network Adapter：{4d36e972-e325-11ce-bfc1-08002be10318}
????????/// USB：{36fc9e60-c465-11cf-8056-444553540000}
????????/// </remarks>
????????public?static?PnPEntityInfo[] WhoPnPEntity(UInt16 VendorID, UInt16 ProductID, Guid ClassGuid)
????????{
????????????List<PnPEntityInfo> PnPEntities = new List<PnPEntityInfo>();
?
????????????// 枚举即插即用设备实体
????????????String VIDPID;
????????????if (VendorID == UInt16.MinValue)
????????????{
????????????????if (ProductID == UInt16.MinValue)
????????????????????VIDPID = "'%VID[_]____&PID[_]____%'";
????????????????else
????????????????????VIDPID = "'%VID[_]____&PID[_]"?+ ProductID.ToString("X4") + "%'";??????
????????????}
????????????else
????????????{
????????????????if (ProductID == UInt16.MinValue)
????????????????????VIDPID = "'%VID[_]"?+ VendorID.ToString("X4") + "&PID[_]____%'";
????????????????else
????????????????????VIDPID = "'%VID[_]"?+ VendorID.ToString("X4") + "&PID[_]"?+ ProductID.ToString("X4") + "%'";
????????????}
?
????????????String QueryString;
????????????if (ClassGuid == Guid.Empty)
????????????????QueryString = "SELECT * FROM Win32_PnPEntity WHERE PNPDeviceID LIKE"?+ VIDPID;
????????????else
????????????????QueryString = "SELECT * FROM Win32_PnPEntity WHERE PNPDeviceID LIKE"?+ VIDPID + " AND ClassGuid='"?+ ClassGuid.ToString("B") + "'";
?
????????????ManagementObjectCollection PnPEntityCollection = new ManagementObjectSearcher(QueryString).Get();
????????????if (PnPEntityCollection != null)
????????????{
????????????????foreach (ManagementObject Entity in?PnPEntityCollection)
????????????????{
????????????????????String PNPDeviceID = Entity["PNPDeviceID"] as?String;
????????????????????Match match = Regex.Match(PNPDeviceID, "VID_[0-9|A-F]{4}&PID_[0-9|A-F]{4}");
????????????????????if (match.Success)
????????????????????{
????????????????????????PnPEntityInfo Element;
?
????????????????????????Element.PNPDeviceID = PNPDeviceID;????????????????????? // 设备ID
????????????????????????Element.Name?= Entity["Name"] as?String;??????????????? // 设备名称
????????????????????????Element.Description = Entity["Description"] as?String;? // 设备描述
????????????????????????Element.Service = Entity["Service"] as?String;????????? // 服务
????????????????????????Element.Status = Entity["Status"] as?String;??????????? // 设备状态
????????????????????????Element.VendorID = Convert.ToUInt16(match.Value.Substring(4, 4), 16);?? // 供应商标识
????????????????????????Element.ProductID = Convert.ToUInt16(match.Value.Substring(13, 4), 16); // 产品编号
????????????????????????Element.ClassGuid = new Guid(Entity["ClassGuid"] as?String);??????????? // 设备安装类GUID
?
????????????????????????PnPEntities.Add(Element);
????????????????????}
????????????????}
????????????}
?
????????????if (PnPEntities.Count?== 0) return?null; else?return?PnPEntities.ToArray();
????????}?
???????
????????/// <summary>
????????/// 根据VID和PID定位即插即用设备实体
????????/// </summary>
????????/// <param name="VendorID">供应商标识，MinValue忽视</param>
????????/// <param name="ProductID">产品编号，MinValue忽视</param>
????????/// <returns>设备列表</returns>
????????public?static?PnPEntityInfo[] WhoPnPEntity(UInt16 VendorID, UInt16 ProductID)
????????{
????????????return?WhoPnPEntity(VendorID, ProductID, Guid.Empty);
????????}
?
????????/// <summary>
????????/// 根据设备安装类GUID定位即插即用设备实体
????????/// </summary>
????????/// <param name="ClassGuid">设备安装类Guid，Empty忽视</param>
????????/// <returns>设备列表</returns>
????????public?static?PnPEntityInfo[] WhoPnPEntity(Guid ClassGuid)
????????{
????????????return?WhoPnPEntity(UInt16.MinValue, UInt16.MinValue, ClassGuid);
????????}
?
????????/// <summary>
????????/// 根据设备ID定位设备
????????/// </summary>
????????/// <param name="PNPDeviceID">设备ID，可以是不完整信息</param>
????????/// <returns>设备列表</returns>
????????/// <remarks>
????????/// 注意：对于下划线，需要写成“[_]”，否则视为任意字符
????????/// </remarks>
????????public?static?PnPEntityInfo[] WhoPnPEntity(String PNPDeviceID)
????????{
????????????List<PnPEntityInfo> PnPEntities = new List<PnPEntityInfo>();
?
????????????// 枚举即插即用设备实体
????????????String QueryString;
????????????if (String.IsNullOrEmpty(PNPDeviceID))
????????????{
????????????????QueryString = "SELECT * FROM Win32_PnPEntity WHERE PNPDeviceID LIKE '%VID[_]____&PID[_]____%'";
????????????}
????????????else
????????????{?? // LIKE子句中有反斜杠字符将会引发WQL查询异常
????????????????QueryString = "SELECT * FROM Win32_PnPEntity WHERE PNPDeviceID LIKE '%"?+ PNPDeviceID.Replace('\\', '_') + "%'";
????????????}
?
????????????ManagementObjectCollection PnPEntityCollection = new ManagementObjectSearcher(QueryString).Get();
????????????if (PnPEntityCollection != null)
????????????{
????????????????foreach (ManagementObject Entity in?PnPEntityCollection)
????????????????{
????????????????????String thePNPDeviceID = Entity["PNPDeviceID"] as?String;
????????????????????Match match = Regex.Match(thePNPDeviceID, "VID_[0-9|A-F]{4}&PID_[0-9|A-F]{4}");
????????????????????if (match.Success)
????????????????????{
????????????????????????PnPEntityInfo Element;
?
????????????????????????Element.PNPDeviceID = thePNPDeviceID;?????????????????? // 设备ID
????????????????????????Element.Name?= Entity["Name"] as?String;??????????????? // 设备名称
????????????????????????Element.Description = Entity["Description"] as?String;? // 设备描述
????????????????????????Element.Service = Entity["Service"] as?String;????????? // 服务
????????????????????????Element.Status = Entity["Status"] as?String;??????????? // 设备状态
????????????????????????Element.VendorID = Convert.ToUInt16(match.Value.Substring(4, 4), 16);?? // 供应商标识
????????????????????????Element.ProductID = Convert.ToUInt16(match.Value.Substring(13, 4), 16); // 产品编号
????????????????????????Element.ClassGuid = new Guid(Entity["ClassGuid"] as?String);??????????? // 设备安装类GUID
?
????????????????????????PnPEntities.Add(Element);
????????????????????}
????????????????}
????????????}
?
????????????if (PnPEntities.Count?== 0) return?null; else?return?PnPEntities.ToArray();
????????}
?
????????/// <summary>
????????/// 根据服务定位设备
????????/// </summary>
????????/// <param name="ServiceCollection">要查询的服务集合，null忽视</param>
????????/// <returns>设备列表</returns>
????????/// <remarks>
????????/// 跟服务相关的类：
????????///???? Win32_SystemDriverPNPEntity
????????///???? Win32_SystemDriver
????????/// </remarks>
????????public?static?PnPEntityInfo[] WhoPnPEntity(String[] ServiceCollection)
????????{
????????????if (ServiceCollection == null?|| ServiceCollection.Length == 0)
????????????????return?WhoPnPEntity(UInt16.MinValue, UInt16.MinValue, Guid.Empty);
?
????????????List<PnPEntityInfo> PnPEntities = new List<PnPEntityInfo>();
?
????????????// 枚举即插即用设备实体
????????????String QueryString = "SELECT * FROM Win32_PnPEntity WHERE PNPDeviceID LIKE '%VID[_]____&PID[_]____%'";
????????????ManagementObjectCollection PnPEntityCollection = new ManagementObjectSearcher(QueryString).Get();
????????????if (PnPEntityCollection != null)
????????????{
????????????????foreach (ManagementObject Entity in?PnPEntityCollection)
????????????????{
????????????????????String PNPDeviceID = Entity["PNPDeviceID"] as?String;
????????????????????Match match = Regex.Match(PNPDeviceID, "VID_[0-9|A-F]{4}&PID_[0-9|A-F]{4}");
????????????????????if (match.Success)
????????????????????{
????????????????????????String theService = Entity["Service"] as?String;??????????? // 服务
????????????????????????if (String.IsNullOrEmpty(theService)) continue;
?
????????????????????????foreach (String Service in?ServiceCollection)
????????????????????????{?? // 注意：忽视大小写
????????????????????????????if (String.Compare(theService, Service, true) != 0) continue;
?
????????????????????????????PnPEntityInfo Element;
?
????????????????????????????Element.PNPDeviceID = PNPDeviceID;????????????????????? // 设备ID
????????????????????????????Element.Name?= Entity["Name"] as?String;??????????????? // 设备名称
????????????????????????????Element.Description = Entity["Description"] as?String;? // 设备描述
????????????????????????????Element.Service = theService;?????????????????????????? // 服务
????????????????????????????Element.Status = Entity["Status"] as?String;??????????? // 设备状态
????????????????????????????Element.VendorID = Convert.ToUInt16(match.Value.Substring(4, 4), 16);?? // 供应商标识
????????????????????????????Element.ProductID = Convert.ToUInt16(match.Value.Substring(13, 4), 16); // 产品编号
????????????????????????????Element.ClassGuid = new Guid(Entity["ClassGuid"] as?String);??????????? // 设备安装类GUID
?
????????????????????????????PnPEntities.Add(Element);
????????????????????????????break;
????????????????????????}
????????????????????}
????????????????}
????????????}
?
????????????if (PnPEntities.Count?== 0) return?null; else?return?PnPEntities.ToArray();
????????}
????????#endregion???????
????}
}
通过API的方式详见
http://www.cnblogs.com/xidongs/archive/2011/11/28/2266100.html
原文链接：https://www.cnblogs.com/Kconnie/p/4675156.html
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