ACPI_GET_DEVICE_SPECIFIC_DATA - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers 
// acpiioct.h

typedef struct _ACPI_GET_DEVICE_SPECIFIC_DATA {
  ULONG Signature;
  GUID  Section;
  ULONG PropertyNameLength;
  UCHAR PropertyName[ANYSIZE_ARRAY];
} ACPI_GET_DEVICE_SPECIFIC_DATA, *PACPI_GET_DEVICE_SPECIFIC_DATA;
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Windows Driver Kit DDI reference (ns-acpiioct-_acpi_get_device_specific_data)

_ACPI_GET_DEVICE_SPECIFIC_DATA structure

Description

The ACPI_GET_DEVICE_SPECIFIC_DATA structure contains input arguments for the IOCTL_ACPI_GET_DEVICE_SPECIFIC_DATA control method.

Members

Signature

A unique identifier for the IOCTL.

Section

A GUID specified by the caller.

PropertyNameLength

The length of the property name.

PropertyName

Specifies the property name. If not specified, the PropertyNameLength and the PropertyName are returned. If a PropertyName is specified, only the value of that PropertyName is returned.

View the official Windows Driver Kit DDI reference

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