audk/MdePkg/Include/Protocol/ComponentName2.h

167 lines
6.6 KiB
C

/** @file
UEFI Component Name 2 Protocol as defined in the UEFI 2.1 specification.
This protocol is used to retrieve user readable names of drivers
and controllers managed by UEFI Drivers.
Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef __EFI_COMPONENT_NAME2_H__
#define __EFI_COMPONENT_NAME2_H__
///
/// Global ID for the Component Name Protocol
///
#define EFI_COMPONENT_NAME2_PROTOCOL_GUID \
{0x6a7a5cff, 0xe8d9, 0x4f70, { 0xba, 0xda, 0x75, 0xab, 0x30, 0x25, 0xce, 0x14 } }
typedef struct _EFI_COMPONENT_NAME2_PROTOCOL EFI_COMPONENT_NAME2_PROTOCOL;
/**
Retrieves a string that is the user readable name of
the EFI Driver.
@param This A pointer to the
EFI_COMPONENT_NAME2_PROTOCOL instance.
@param Language A pointer to a Null-terminated ASCII string
array indicating the language. This is the
language of the driver name that the caller
is requesting, and it must match one of the
languages specified in SupportedLanguages.
The number of languages supported by a
driver is up to the driver writer. Language
is specified in RFC 4646 language code
format.
@param DriverName A pointer to the string to return.
This string is the name of the
driver specified by This in the language
specified by Language.
@retval EFI_SUCCESS The string for the
Driver specified by This and the
language specified by Language
was returned in DriverName.
@retval EFI_INVALID_PARAMETER Language is NULL.
@retval EFI_INVALID_PARAMETER DriverName is NULL.
@retval EFI_UNSUPPORTED The driver specified by This
does not support the language
specified by Language.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_COMPONENT_NAME2_GET_DRIVER_NAME)(
IN EFI_COMPONENT_NAME2_PROTOCOL *This,
IN CHAR8 *Language,
OUT CHAR16 **DriverName
);
/**
Retrieves a string that is the user readable name of
the controller that is being managed by an EFI Driver.
@param This A pointer to the
EFI_COMPONENT_NAME2_PROTOCOL instance.
@param ControllerHandle The handle of a controller that the
driver specified by This is managing.
This handle specifies the controller
whose name is to be returned.
@param ChildHandle The handle of the child controller to
retrieve the name of. This is an
optional parameter that may be NULL.
It will be NULL for device drivers.
It will also be NULL for bus
drivers that wish to retrieve the
name of the bus controller. It will
not be NULL for a bus driver that
wishes to retrieve the name of a
child controller.
@param Language A pointer to a Null-terminated ASCII
string array indicating the language.
This is the language of the driver
name that the caller is requesting,
and it must match one of the
languages specified in
SupportedLanguages. The number of
languages supported by a driver is up
to the driver writer. Language is
specified in RFC 4646 language code
format.
@param ControllerName A pointer to the string to return.
This string is the name of the controller
specified by ControllerHandle and ChildHandle
in the language specified by Language
from the point of view of the driver
specified by This.
@retval EFI_SUCCESS The string for the user
readable name in the language
specified by Language for the
driver specified by This was
returned in DriverName.
@retval EFI_INVALID_PARAMETER ControllerHandle is NULL.
@retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it
is not a valid EFI_HANDLE.
@retval EFI_INVALID_PARAMETER Language is NULL.
@retval EFI_INVALID_PARAMETER ControllerName is NULL.
@retval EFI_UNSUPPORTED The driver specified by This is
not currently managing the
controller specified by
ControllerHandle and
ChildHandle.
@retval EFI_UNSUPPORTED The driver specified by This
does not support the language
specified by Language.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME)(
IN EFI_COMPONENT_NAME2_PROTOCOL *This,
IN EFI_HANDLE ControllerHandle,
IN EFI_HANDLE ChildHandle OPTIONAL,
IN CHAR8 *Language,
OUT CHAR16 **ControllerName
);
///
/// This protocol is used to retrieve user readable names of drivers
/// and controllers managed by UEFI Drivers.
///
struct _EFI_COMPONENT_NAME2_PROTOCOL {
EFI_COMPONENT_NAME2_GET_DRIVER_NAME GetDriverName;
EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME GetControllerName;
///
/// A Null-terminated ASCII string array that contains one or more
/// supported language codes. This is the list of language codes that
/// this protocol supports. The number of languages supported by a
/// driver is up to the driver writer. SupportedLanguages is
/// specified in RFC 4646 format.
///
CHAR8 *SupportedLanguages;
};
extern EFI_GUID gEfiComponentName2ProtocolGuid;
#endif