Class Cfgmgr32Util


  • public abstract class Cfgmgr32Util
    extends Object
    Cfgmgr32 utility API.
    • Constructor Detail

      • Cfgmgr32Util

        public Cfgmgr32Util()
    • Method Detail

      • CM_Get_Device_ID

        public static String CM_Get_Device_ID​(int devInst)
                                       throws Cfgmgr32Util.Cfgmgr32Exception
        Utility method to call Cfgmgr32's CM_Get_Device_ID_Size, allocates the required memory for the Buffer parameter based on the type mapping used, calls to CM_Get_Device_ID, and returns the received string.
        Parameters:
        devInst - Caller-supplied device instance handle that is bound to the local machine.
        Returns:
        The device instance ID string.
        Throws:
        Cfgmgr32Util.Cfgmgr32Exception
      • CM_Get_DevNode_Registry_Property

        public static Object CM_Get_DevNode_Registry_Property​(int devInst,
                                                              int ulProperty)
                                                       throws Cfgmgr32Util.Cfgmgr32Exception
        Utility method to call Cfgmgr32's CM_Get_DevNode_Registry_Property that allocates the required memory for the Buffer parameter, and returns values of the appropriate type.
        Parameters:
        devInst - Caller-supplied device instance handle that is bound to the local machine.
        ulProperty - A CM_DRP_-prefixed constant value that identifies the device property to be obtained from the registry. These constants are defined in Cfgmgr32.h.
        Returns:
        An Object containing the specified registry property for the device.

        If the property is of type WinNT.REG_SZ, a String is returned.

        If the property is of type WinNT.REG_MULTI_SZ, an array of String is returned.

        If the property is of type WinNT.REG_DWORD, an Integer is returned.

        If the property is of type WinNT.REG_BINARY, an array of Byte is returned.

        If no value exists for this property (error Cfgmgr32.CR_NO_SUCH_VALUE), returns null.

        Throws:
        Cfgmgr32Util.Cfgmgr32Exception - on any errors other than Cfgmgr32.CR_NO_SUCH_VALUE