mirror of https://github.com/acidanthera/audk.git
118 lines
2.5 KiB
C
118 lines
2.5 KiB
C
|
/*++
|
||
|
|
|
||
|
|
Copyright (c) 2007 - 2008, Intel Corporation
|
||
|
|
All rights reserved. This program and the accompanying materials
|
||
|
|
are licensed and made available under the terms and conditions of the BSD License
|
||
|
|
which accompanies this distribution. The full text of the license may be found at
|
||
|
|
http://opensource.org/licenses/bsd-license.php
|
||
|
|
|
||
|
|
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||
|
|
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||
|
|
|
||
|
|
Module Name:
|
||
|
|
|
||
|
|
Hotkey.h
|
||
|
|
|
||
|
|
Abstract:
|
||
|
|
|
||
|
|
Provides a way for 3rd party applications to register themselves for launch by the
|
||
|
|
Boot Manager based on hot key
|
||
|
|
|
||
|
|
Revision History
|
||
|
|
|
||
|
|
--*/
|
||
|
|
|
||
|
|
#ifndef _HOTKEY_H
|
||
|
|
#define _HOTKEY_H
|
||
|
|
|
||
|
|
#include "Bds.h"
|
||
|
|
#include "String.h"
|
||
|
|
|
||
|
|
#define GET_KEY_CODE_COUNT(KeyOptions) (((KeyOptions) & EFI_KEY_CODE_COUNT) >> 8)
|
||
|
|
|
||
|
|
#define BDS_HOTKEY_OPTION_SIGNATURE EFI_SIGNATURE_32 ('B', 'd', 'K', 'O')
|
||
|
|
typedef struct {
|
||
|
|
UINTN Signature;
|
||
|
|
LIST_ENTRY Link;
|
||
|
|
|
||
|
|
EFI_HANDLE NotifyHandle;
|
||
|
|
UINT16 BootOptionNumber;
|
||
|
|
UINT8 CodeCount;
|
||
|
|
UINT8 WaitingKey;
|
||
|
|
EFI_KEY_DATA KeyData[3];
|
||
|
|
} BDS_HOTKEY_OPTION;
|
||
|
|
|
||
|
|
#define BDS_HOTKEY_OPTION_FROM_LINK(a) CR (a, BDS_HOTKEY_OPTION, Link, BDS_HOTKEY_OPTION_SIGNATURE)
|
||
|
|
|
||
|
|
#define VarKeyOrder L"KeyOrder"
|
||
|
|
|
||
|
|
EFI_STATUS
|
||
|
|
RegisterHotkey (
|
||
|
|
IN EFI_KEY_OPTION *KeyOption,
|
||
|
|
OUT UINT16 *KeyOptionNumber
|
||
|
|
)
|
||
|
|
/*++
|
||
|
|
|
||
|
|
Routine Description:
|
||
|
|
|
||
|
|
Create Key#### for the given hotkey.
|
||
|
|
|
||
|
|
Arguments:
|
||
|
|
|
||
|
|
KeyOption - The Hot Key Option to be added.
|
||
|
|
KeyOptionNumber - The key option number for Key#### (optional).
|
||
|
|
|
||
|
|
Returns:
|
||
|
|
|
||
|
|
EFI_SUCCESS - Register hotkey successfully.
|
||
|
|
EFI_INVALID_PARAMETER - The hotkey option is invalid.
|
||
|
|
|
||
|
|
--*/
|
||
|
|
;
|
||
|
|
|
||
|
|
EFI_STATUS
|
||
|
|
UnregisterHotkey (
|
||
|
|
IN UINT16 KeyOptionNumber
|
||
|
|
)
|
||
|
|
/*++
|
||
|
|
|
||
|
|
Routine Description:
|
||
|
|
|
||
|
|
Delete Key#### for the given Key Option number.
|
||
|
|
|
||
|
|
Arguments:
|
||
|
|
|
||
|
|
KeyOptionNumber - Key option number for Key####
|
||
|
|
|
||
|
|
Returns:
|
||
|
|
|
||
|
|
EFI_SUCCESS - Unregister hotkey successfully.
|
||
|
|
EFI_NOT_FOUND - No Key#### is found for the given Key Option number.
|
||
|
|
|
||
|
|
--*/
|
||
|
|
;
|
||
|
|
|
||
|
|
|
||
|
|
EFI_STATUS
|
||
|
|
InitializeHotkeyService (
|
||
|
|
VOID
|
||
|
|
)
|
||
|
|
/*++
|
||
|
|
|
||
|
|
Routine Description:
|
||
|
|
|
||
|
|
Process all the "Key####" variables, associate Hotkeys with corresponding Boot Options.
|
||
|
|
|
||
|
|
Arguments:
|
||
|
|
|
||
|
|
None
|
||
|
|
|
||
|
|
Returns:
|
||
|
|
|
||
|
|
EFI_SUCCESS - Hotkey services successfully initialized.
|
||
|
|
|
||
|
|
--*/
|
||
|
|
;
|
||
|
|
|
||
|
|
#endif
|