DevInfo.cs

本文介绍了一个使用C#实现的简单类,该类能够获取计算机的硬盘卷标号、处理器序列号以及基于这两项信息生成的机器码。通过调用System.Management命名空间中的类和方法,实现了对本地计算机硬件信息的读取。

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using System.Management;// 需要在项目中添加System.Management引用

// 仅能显示主机相关信息,不适用于B/S模式
public class DevInfo
{
    /// <summary>
    /// 构造函数
    /// </summary>
    public DevInfo() { }

    /// <summary>
    /// 硬盘卷标号
    /// </summary>
    public string DiskVolumeNumber
    {
        get
        {
            ManagementClass mc = new ManagementClass("Win32_NetworkAdapterConfiguration");
            ManagementObject mo = new ManagementObject("win32_logicaldisk.deviceid=\"c:\"");// 获取C盘卷标号
            mo.Get();
            return mo.GetPropertyValue("VolumeSerialNumber").ToString();
        }
    }

    /// <summary>
    /// 处理器序列号
    /// </summary>
    public string CpuSerialNumber
    {
        get
        {
            string cpuNum = null;
            ManagementClass mc = new ManagementClass("win32_Processor");
            ManagementObjectCollection moc = mc.GetInstances();
            foreach (ManagementObject mo in moc)
            {
                cpuNum = mo.Properties["Processorid"].Value.ToString();
                break;
            }
            return cpuNum;
        }
    }

    /// <summary>
    /// 机器码
    /// </summary>
    public string MachineCode
    {
        get
        {
            string serNum = CpuSerialNumber + DiskVolumeNumber;
            return serNum.Substring(0, 24);// 从生成的字符串中取出前24个字符做为机器码
        }
    }

}

将以下代码转换为java // static DWORD SUPPORT_MODELS[] = { 0x0D16030A, //HiTi CS-220e 0x0D16A302, //Fagoo P280E 0 }; BOOL EnumUSBDevice(HWND hComboBox, IN HDEVINFO HardwareDeviceInfo, IN PSP_INTERFACE_DEVICE_DATA InterfaceInfoData, IN PSP_DEVINFO_DATA DeviceInfoData, DWORD dwVidPid) { ULONG ulRequiredLength = 0; ULONG ulPredictedLength = 0; BOOL bOK = FALSE; BOOL bRet = FALSE; TCHAR szVidPid[32] = {0}; DWORD dwLastError = 0; PSP_INTERFACE_DEVICE_DETAIL_DATA interfaceDetailData = 0; TCHAR szDeviceID[MAX_PATH] = {0}; DWORD dwDeviceIDSize = 0; TCHAR szDeviceDESC[MAX_PATH] = {0}; DWORD dwDeviceDESCSize = 0; TCHAR szDEVID[MAX_PATH] = {0}; _stprintf(szVidPid, _T("vid_%04x&pid_%04x"), HIWORD(dwVidPid), LOWORD(dwVidPid)); bRet = SetupDiGetDeviceInterfaceDetail(HardwareDeviceInfo, InterfaceInfoData, NULL, 0, &ulRequiredLength, NULL); if ( ulRequiredLength == 0 ) return FALSE; ulPredictedLength = ulRequiredLength; interfaceDetailData = (PSP_INTERFACE_DEVICE_DETAIL_DATA) malloc(ulPredictedLength); if ( interfaceDetailData == NULL ) { ::SetLastError(ERROR_NOT_ENOUGH_MEMORY); return FALSE; } interfaceDetailData->cbSize = sizeof(SP_INTERFACE_DEVICE_DETAIL_DATA); bRet = SetupDiGetDeviceInterfaceDetail(HardwareDeviceInfo, InterfaceInfoData, interfaceDetailData, ulPredictedLength, &ulRequiredLength, NULL); if ( bRet ) { //get hardware ID bRet = SetupDiGetDeviceRegistryProperty(HardwareDeviceInfo, DeviceInfoData, SPDRP_HARDWAREID, NULL, (unsigned char*)szDeviceID, MAX_PATH*sizeof(TCHAR), &dwDeviceIDSize); if ( bRet ) { bRet = SetupDiGetDeviceRegistryProperty(HardwareDeviceInfo, DeviceInfoData, SPDRP_DEVICEDESC, NULL, (unsigned char*)szDeviceDESC, MAX_PATH*sizeof(TCHAR), &dwDeviceDESCSize); if ( bRet ) { lstrcpy(szDEVID, szDeviceID); _tcslwr(szDEVID); if ( _tcsstr(szDEVID,szVidPid) != NULL ) { ::SendMessage(hComboBox, CB_ADDSTRING, NULL, (LPARAM)interfaceDetailData->DevicePa
03-20
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