// storport.h

ULONG StorPortGetDeviceObjects(
  [in]  PVOID HwDeviceExtension,
  [out] PVOID *AdapterDeviceObject,
  [out] PVOID *PhysicalDeviceObject,
  [out] PVOID *LowerDeviceObject
);
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (nf-storport-storportgetdeviceobjects)

StorPortGetDeviceObjects function

Description

The StorPortGetDeviceObjects routine returns the device objects that are associated with the adapter device stack. The device objects that will be returned are the functional and physical device objects of the adapter and the device object to which the functional device object is attached.

Parameters

`HwDeviceExtension` [in]

A pointer to the hardware device extension for the host bus adapter (HBA).

`AdapterDeviceObject` [out]

A pointer to receive the functional device object (FDO) of the adapter.

`PhysicalDeviceObject` [out]

A pointer to receive the physical device object (PDO).

`LowerDeviceObject` [out]

A pointer to receive the device object of lower device to which the FDO is attached.

Return value

StorPortGetDeviceObjects returns one of the following status codes:

Return code	Description
STOR_STATUS_NOT_IMPLEMENTED	This function is not implemented on the active operating system.
STOR_STATUS_SUCCESS	Indicates that the device objects were obtained successfully.
STOR_STATUS_INVALID_PARAMETER	The HwDeviceExtension was NULL.

View the official Windows Driver Kit DDI reference