CM_Get_Parent function

The CM_Get_Parent function obtains a device instance handle to the parent node of a specified device node (devnode) in the local machine's device tree.

Syntax

CMAPI CONFIGRET CM_Get_Parent(
  PDEVINST pdnDevInst,
  DEVINST  dnDevInst,
  ULONG    ulFlags
);

Parameters

pdnDevInst

Caller-supplied pointer to the device instance handle to the parent node that this function retrieves. The retrieved handle is bound to the local machine.

dnDevInst

Caller-supplied device instance handle that is bound to the local machine.

ulFlags

Not used, must be zero.

Return Value

If the operation succeeds, the function returns CR_SUCCESS. Otherwise, it returns one of the CR_-prefixed error codes defined in Cfgmgr32.h.

Remarks

For information about using a device instance handle that is bound to the local machine, see CM_Get_Child.

Requirements

   
Minimum supported client Available in Microsoft Windows 2000 and later versions of Windows.
Target Platform Universal
Header cfgmgr32.h (include Cfgmgr32.h)
Library Cfgmgr32.lib; OneCoreUAP.lib on Windows 10
DLL CfgMgr32.dll

See Also

CM_Get_Child

CM_Get_Parent_Ex