C++ (Cpp) GetDeviceRegistryProperty Examples

Example #1

File: IntAffinityConfig.c Project: PaulJing/Sora

void AddFilterForDevice(HDEVINFO hDevInfo, SP_DEVINFO_DATA *pDevInfoData, DWORD AffinityMask)
{
    LPTSTR  deviceName = NULL;
    DWORD   dwAffinityMask;
    DWORD   regDataType;

    do
    {
        deviceName =
            (LPTSTR) GetDeviceRegistryProperty( 
                        hDevInfo,
                        pDevInfoData,
                        SPDRP_DEVICEDESC,
                        REG_SZ,
                        &regDataType);
        if (NULL == deviceName)
        {
            Warn("Unknown Device: No action\n");
            break;
        }
        Info("%s:\n", deviceName);
        if (!GetFilterAffinityMask(hDevInfo, pDevInfoData, &dwAffinityMask))
        {
            dwAffinityMask = -1;
        }
        Info("Original Affinity Mask: 0X%08X\n", dwAffinityMask);
        if (SetFilterAffinityMask( hDevInfo, pDevInfoData, AffinityMask ))
        {
            Info("New Affinity Mask: 0X%08X\n", AffinityMask);
        }
        else
        {
            Error("Affinity Set Failed!\n");
        }

        if( FilterIsInstalledOnDevice(hDevInfo,pDevInfoData) )
        {
            Info("Intfilter already installed on %s\n", deviceName);
        }
        else
        {
            if ( AddUpperFilterDriver(hDevInfo, pDevInfoData, FILTER_SERVICE_NAME) )
            {
                Info("Intfilter attached to %s\n", deviceName);
            }
            else
            {
                Error("Intfilter can't be attached to %s\n", deviceName);
            }
        }
    } while (FALSE);
    
    if (deviceName)
    {
        free( deviceName );
        deviceName = NULL;
    }
    Info("\n");
    return;
}

Example #2

File: IntAffinityConfig.c Project: PaulJing/Sora

void RmFilterForDevice(HDEVINFO hDevInfo, SP_DEVINFO_DATA *pDevInfoData)
{
    LPTSTR buffer;
    LPTSTR  deviceName = NULL;
    DWORD   regDataType;
    do
    {
        deviceName =
            (LPTSTR) GetDeviceRegistryProperty( 
                        hDevInfo,
                        pDevInfoData,
                        SPDRP_DEVICEDESC,
                        REG_SZ,
                        &regDataType);
        if (NULL == deviceName)
        {
            Warn("Unknown Device: No action\n");
            break;
        }
        Info("%s:\n", deviceName);
        if( FilterIsInstalledOnDevice(hDevInfo, pDevInfoData) )
        {
            Info("Intfilter dettached from %s\n", deviceName);
            RemoveUpperFilterDriver(hDevInfo, pDevInfoData, FILTER_SERVICE_NAME);
        }
        else
        {
            Warn("Intfilter is not attached, can't remove\n");
        }
    }while (FALSE);

    free(deviceName);
    Info("\n");
}

Example #3

File: AdapterIpV4V6Info_20.cpp Project: fre2003/l3220

//
// After the adapter parameter is changed, should call this function to active it.
//
BOOL ControlAdapter( DWORD dwStatus, CONST TCHAR* GUIDString) // _T("4D36E972-E325-11CE-BFC1-08002BE10318");
{
    BOOL bRet = FALSE;

    if ( 0 == dwStatus )
    {
        return FALSE;
    }

    //TCHAR* GUIDString = _T("4D36E972-E325-11CE-BFC1-08002BE10318");
    GUID guid;
    ZeroMemory( &guid, sizeof( GUID ) );
    if ( RPC_S_OK != UuidFromString( (unsigned char*)GUIDString, &guid ) )
    {
        bRet = FALSE;
    }
    else
    {
        HDEVINFO hDevInfo = NULL;
        hDevInfo = SetupDiGetClassDevs( &guid, REGSTR_KEY_PCIENUM, NULL, DIGCF_PRESENT );
        if ( INVALID_HANDLE_VALUE == hDevInfo )
        {
            bRet = FALSE;
        }
        else
        {
            DWORD i = 0;
            SP_DEVINFO_DATA DeviceInfoData;
            ZeroMemory( &DeviceInfoData, sizeof( SP_DEVINFO_DATA ) );
            DeviceInfoData.cbSize = sizeof( SP_DEVINFO_DATA );

            for ( i = 0; SetupDiEnumDeviceInfo( hDevInfo, i, &DeviceInfoData ); ++i )
            {
                // 获得设备的状态
                DWORD dwProblem = 0, dwDeviceStatus = 0;
                if ( CR_SUCCESS != CM_Get_DevNode_Status( &dwDeviceStatus, &dwProblem, DeviceInfoData.DevInst, 0 ) )
                {
                    continue;
                }

                // 获取设备注册表项描述
                CString strText;
                if ( !GetDeviceRegistryProperty( hDevInfo, &DeviceInfoData, SPDRP_CLASS, strText ) )
                {
                    continue;
                }

                TRACE( _T("\n The %d device instance handle : %d, Class : %s\n"), i, DeviceInfoData.DevInst, strText );

                if ( 0 == lstrcmp( strText, _T("Net") ) )
                {
                    TRACE( _T("This is the adapter device that I want.\n") );

                    //////////////////////////////////////////////////////////////////////////
#ifdef _DEBUG
                    if ( GetDeviceRegistryProperty( hDevInfo, &DeviceInfoData, SPDRP_DEVICEDESC, strText ) )
                    {
                        TRACE( _T("SPDRP_DEVICEDESC : %s\n"), strText );
                    }
#endif
                    //////////////////////////////////////////////////////////////////////////

                    if ( ChangeStatus( dwStatus, i, hDevInfo ) )
                    {
                        bRet = TRUE;
                    }
                }
            }

            // 释放 device information set
            bRet = SetupDiDestroyDeviceInfoList( hDevInfo );
        }
    }

    return bRet;
}