// dispmprt.h

VP_STATUS DlGetRegistryParameters(
  PVOID                          DeviceHandle,
  PWSTR                          ParameterName,
  UCHAR                          IsParameterFileName,
  PMINIPORT_GET_REGISTRY_ROUTINE CallbackRoutine,
  PVOID                          Context
);
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Windows Driver Kit DDI reference (nf-dispmprt-dlgetregistryparameters)

DlGetRegistryParameters function

Description

Retrieves device-specific configuration information under the adapter key in the registry at startup.

Parameters

`DeviceHandle`

A handle that represents a display adapter.

`ParameterName`

Pointer to a NULL-terminated Unicode string that names the value entry to be retrieved from the registry.

`IsParameterFileName`

If the value is TRUE, the data value normally returned is treated as a file name.

`CallbackRoutine`

`Context`

Pointer to a caller-determined context parameter.

Return value

This function returns VP_STATUS.

DlGetRegistryParameters - NtDoc