audk/MdeModulePkg/Include/Protocol/FileExplorer.h

76 lines
2.5 KiB
C

/** @file
This file explorer protocol defines defines a set of interfaces for
how to do file explorer.
Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available under
the terms and conditions of the BSD License that 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.
**/
#ifndef __FILE_EXPLORER_H__
#define __FILE_EXPLORER_H__
#define EFI_FILE_EXPLORER_PROTOCOL_GUID \
{ 0x2C03C536, 0x4594, 0x4515, { 0x9E, 0x7A, 0xD3, 0xD2, 0x04, 0xFE, 0x13, 0x63 } }
//
// Forward reference for pure ANSI compatability
//
typedef struct _EFI_FILE_EXPLORER_PROTOCOL EFI_FILE_EXPLORER_PROTOCOL;
/**
Prototype for the next process after user chosed one file.
@param[in] FilePath The device path of the find file.
@retval TRUE Need exit file explorer after do the extra task.
@retval FALSE Not need to exit file explorer after do the extra task.
**/
typedef
BOOLEAN
(EFIAPI *CHOOSE_HANDLER)(
IN EFI_DEVICE_PATH_PROTOCOL *FilePath
);
/**
Choose a file in the specified directory.
If user input NULL for the RootDirectory, will choose file in the system.
If user input *File != NULL, function will return the allocate device path
info for the choosed file, caller has to free the memory after use it.
@param RootDirectory Pointer to the root directory.
@param FileType The file type need to choose.
@param ChooseHandler Function pointer to the extra task need to do
after choose one file.
@param File Return the device path for the last time chosed file.
@retval EFI_SUCESS Choose the file success.
@retval Other errors Choose the file failed.
**/
typedef
EFI_STATUS
(EFIAPI *CHOOSE_FILE) (
IN EFI_DEVICE_PATH_PROTOCOL *RootDirectory,
IN CHAR16 *FileType, OPTIONAL
IN CHOOSE_HANDLER ChooseHandler, OPTIONAL
OUT EFI_DEVICE_PATH_PROTOCOL **File OPTIONAL
);
struct _EFI_FILE_EXPLORER_PROTOCOL {
CHOOSE_FILE ChooseFile;
};
extern EFI_GUID gEfiFileExplorerProtocolGuid;
#endif