typedef struct _SP_PROPSHEETPAGE_REQUEST {
DWORD CbSize;
DWORD PageRequested;
HDEVINFO DeviceInfoSet;
PSP_DEVINFO_DATA DeviceInfoData;
} SP_PROPSHEETPAGE_REQUEST, *PSP_PROPSHEETPAGE_REQUEST;
The SP_PROPSHEETPAGE_REQUEST structure can be passed as the first parameter (lpv) to the ExtensionPropSheetPageProc entry point in the Setupapi DLL. ExtensionPropSheetPageProc is used to retrieve a handle to a specified property sheet page. For information on ExtensionPropSheetPageProc and related functions, see the Win32 SDK documentation.