// storport.h

STORPORT_API BOOLEAN StorPortReadDriverRegistry(
  PVOID  DriverObject,
  PUCHAR ValueName,
  PULONG ValueDataLength,
  PVOID  ValueData
);
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Windows Driver Kit DDI reference (nf-storport-storportreaddriverregistry)

Description

The StorPortReadDriverRegistry function is used by the miniport to read the registry data for a given driver object.

Parameters

`DriverObject`

The driver object for which registry data is to be read.

`ValueName`

The name of the registry data to be returned.

`ValueDataLength`

The size, in bytes, of the buffer provided for the returned data in the ValueData parameter.

`ValueData`

The buffer for the retrieved data.

Return value

Returns TRUE if the registry data was read and copied into buffer successfully, otherwise returns FALSE.

Remarks

The values are located under the driver's service key, for example, HKLM\System\CurrentControlSet\Services\\<*DriverName*>\\<*ValueName*>. The value can be any REG_XXXX type.

StorPortReadDriverRegistry - NtDoc