@msdn=http://msdn2.microsoft.com/en-us/library/ms793500.aspx @pinvoke=http://pinvoke.net/$$$.htm Summary: The DriverPackagePreinstall function preinstalls a driver package for a Plug and Play (PnP) function driver in the driver store and installs the INF file for the driver package in the system INF file directory. !!!!C# Signature: [DllImport("DIFxAPI.dll", CharSet = CharSet.Auto, SetLastError = true)] public static extern Int32 DriverPackagePreinstall([MarshalAs(UnmanagedType.LPTStr)] string DriverPackageInfPath, Int32 Flags); !!!!VB Signature: Public Declare Auto Function DriverPackagePreinstall Lib "DIFxAPI.dll" (ByVal DriverPackageInfPath As String, ByVal Flags As Int32) As Int32 !!!!User-Defined Types: DIFxAPI Constants - see http://www.pinvoke.net/default.aspx/Constants.DIFxAPI%20Constants !!!!Alternative Managed API: Do you know one? Please contribute it! !!!!Notes: None. !!!!Tips & Tricks: To use this function you just need difxapi.dll of appropriate architecture from Windows Server 2008/Vista WDK. The DriverStore will be created automatically for you. !!!!Sample Code: C#: string infFile = <INF_file_name>; Int32 Flags = DRIVER_PACKAGE_SILENT | DRIVER_PACKAGE_ONLY_IF_DEVICE_PRESENT | DRIVER_PACKAGE_LEGACY_MODE; Int32 PreInstallResult = DriverPackagePreinstall(infFile, Flags); VB: Dim infFile As String = <INF_file_name> Dim Flags As Int32 = DRIVER_PACKAGE_SILENT Or DRIVER_PACKAGE_ONLY_IF_DEVICE_PRESENT Or DRIVER_PACKAGE_LEGACY_MODE Dim PreInstallResult As Int32 = DriverPackagePreinstall(infFile, Flags) Documentation: DriverPackagePreinstall@msdn on MSDN
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