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StorPortGetDataInBufferSystemAddress function (storport.h)

  • Artikel

Returns the system address for the input data buffer of a SCSI request block (SRB).

Syntax

ULONG StorPortGetDataInBufferSystemAddress(
  [in]  PVOID               HwDeviceExtension,
  [in]  PSCSI_REQUEST_BLOCK Srb,
  [out] PVOID               *SystemAddress
);

Parameters

[in] HwDeviceExtension

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

[in] Srb

The request block to containing the input data buffer.

[out] SystemAddress

A pointer to an address value to receive the system address for the input data buffer in 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
 A system address of the input data buffer for Srb was successfully returned.
STOR_STATUS_INVALID_PARAMETER
 The pointer value in SystemAddress is NULL.
STOR_STATUS_INVALID_IRQL
 The current IRQL is > DISPATCH_LEVEL.
STOR_STATUS_INSUFFICIENT_RESOURCES
 A system address can't be assigned.

Requirements

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

See also

StorPortGetDataInBufferMdl

StorPortGetDataInBufferScatterGatherList