audk/EmbeddedPkg/Include/Protocol/PlatformVirtualKeyboard.h

60 lines
1.3 KiB
C

/** @file
Copyright (c) 2018, Linaro. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef __PLATFORM_VIRTUAL_KEYBOARD_H__
#define __PLATFORM_VIRTUAL_KEYBOARD_H__
//
// Protocol interface structure
//
typedef struct _PLATFORM_VIRTUAL_KBD_PROTOCOL PLATFORM_VIRTUAL_KBD_PROTOCOL;
typedef struct _VIRTUAL_KBD_KEY VIRTUAL_KBD_KEY;
#define VIRTUAL_KEYBOARD_KEY_SIGNATURE SIGNATURE_32 ('v', 'k', 'b', 'd')
struct _VIRTUAL_KBD_KEY {
UINTN Signature;
EFI_INPUT_KEY Key;
};
typedef
EFI_STATUS
(EFIAPI *PLATFORM_VIRTUAL_KBD_REGISTER) (
IN VOID
);
typedef
EFI_STATUS
(EFIAPI *PLATFORM_VIRTUAL_KBD_RESET) (
IN VOID
);
typedef
BOOLEAN
(EFIAPI *PLATFORM_VIRTUAL_KBD_QUERY) (
IN VIRTUAL_KBD_KEY *VirtualKey
);
typedef
EFI_STATUS
(EFIAPI *PLATFORM_VIRTUAL_KBD_CLEAR) (
IN VIRTUAL_KBD_KEY *VirtualKey
);
struct _PLATFORM_VIRTUAL_KBD_PROTOCOL {
PLATFORM_VIRTUAL_KBD_REGISTER Register;
PLATFORM_VIRTUAL_KBD_RESET Reset;
PLATFORM_VIRTUAL_KBD_QUERY Query;
PLATFORM_VIRTUAL_KBD_CLEAR Clear;
};
extern EFI_GUID gPlatformVirtualKeyboardProtocolGuid;
#endif /* __PLATFORM_VIRTUAL_KEYBOARD_H__ */