StorPortGetDataInBufferMdl function (storport.h)

Returns an MDL associated with the input data buffer of a SCSI request block (SRB).

Syntax

ULONG StorPortGetDataInBufferMdl(
  [in]  PVOID               HwDeviceExtension,
  [in]  PSCSI_REQUEST_BLOCK Srb,
  [out] PVOID               *Mdl
);

Parameters

[in] HwDeviceExtension

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

[in] Srb

The request block to containing the data described by the MDL pointed to by Mdl.

[out] Mdl

A pointer to an MDL address to receive the MDL for Srb.

Return value

A status value indicating the result of the notification. This can be one of these values:

Return code Description
STOR_STATUS_SUCCESS
The MDL for Srb was successfully returned.
STOR_STATUS_INVALID_PARAMETER
The pointer value in Mdl is NULL.

Requirements

Requirement Value
Minimum supported client Windows 8
Target Platform Universal
Header storport.h (include Storport.h)
Library Storport.lib
IRQL Any

See also

StorPortGetDataInBufferScatterGatherList

StorPortGetDataInBufferSystemAddress