StorPortIsDeviceOperationAllowed - NtDoc
Native API online documentation, based on the System Informer
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headers
// storport.h
ULONG StorPortIsDeviceOperationAllowed(
[in] PVOID HwDeviceExtension,
[in] PSTOR_ADDRESS Address,
[in] LPCGUID DeviceOperation,
[out] ULONG *AllowedFlag
);
View the official Windows Driver Kit DDI referenceNo description available.
A miniport driver can call the StorPortIsDeviceOperationAllowedminiport routine to determine if operations for a certain device management class are allowed. A status value is set in the return parameter to indicate whether such operations are allowed or not allowed for the device in its current operating environment.
HwDeviceExtension [in]A pointer to the hardware device extension for the host bus adapter (HBA).
Address [in]The address of a storage device unit.
DeviceOperation [in]A pointer to a GUID specifying a device management operation class. The following GUID is valid.
| Value | Meaning |
|---|---|
| STORPORT_DEVICEOPERATION_SECURE_REPROVISION_GUID | The device is enabled to receive secured provisioning commands. |
AllowedFlag [out]TRUE when the operation specified in DeviceOperation is allowed. Otherwise, FALSE.
The StorPortIsDeviceOperationAllowed routine returns one of these status codes:
| Return code | Description |
|---|---|
| STOR_STATUS_SUCCESS | A valid value for AllowedFlag was returned. |
| STOR_STATUS_INVALID_PARAMETER | Address points to an invalid unit address structure. -or- The storage device specified by Address is not found. -or- The pointer value in AllowedFlag is NULL. |
| STOR_STATUS_INVALID_IRQL | The current IRQL > PASSIVE_LEVEL. |
| STOR_STATUS_NOT_IMPLEMENTED | The management class specified in DeviceOperation is not available or invalid. |