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/** @file
EFI_FILE_PROTOCOL wrappers for other items (Like Environment Variables, StdIn, StdOut, StdErr, etc...)
Copyright (c) 2009 - 2010, 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
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.
**/
#ifndef _SHELL_FILE_HANDLE_WRAPPERS_HEADER_
#define _SHELL_FILE_HANDLE_WRAPPERS_HEADER_
typedef struct {
LIST_ENTRY Link;
CHAR16* Buffer;
} SHELL_LINE_LIST;
typedef struct {
UINTN LogCount;
SHELL_LINE_LIST *Log;
} SHELL_LINE_LOG;
///
/// FILE sytle interfaces for StdIn.
///
extern EFI_FILE_PROTOCOL FileInterfaceStdIn;
///
/// FILE sytle interfaces for StdOut.
///
extern EFI_FILE_PROTOCOL FileInterfaceStdOut;
///
/// FILE sytle interfaces for StdErr.
///
extern EFI_FILE_PROTOCOL FileInterfaceStdErr;
///
/// FILE style interface for NUL file.
///
extern EFI_FILE_PROTOCOL FileInterfaceNulFile;
/**
Creates a EFI_FILE_PROTOCOL (almost) object for using to access
environment variables through file operations.
@param EnvName The name of the Environment Variable to be operated on.
@retval NULL Memory could not be allocated.
@return other a pointer to an EFI_FILE_PROTOCOL structure
**/
EFI_FILE_PROTOCOL*
EFIAPI
CreateFileInterfaceEnv(
CONST CHAR16 *EnvName
);
/**
Creates a EFI_FILE_PROTOCOL (almost) object for using to access
a file entirely in memory through file operations.
@param[in] Unicode TRUE if the data is UNICODE, FALSE otherwise.
@retval NULL Memory could not be allocated.
@return other a pointer to an EFI_FILE_PROTOCOL structure
**/
EFI_FILE_PROTOCOL*
EFIAPI
CreateFileInterfaceMem(
IN CONST BOOLEAN Unicode
);
/**
Creates a EFI_FILE_PROTOCOL (almost) object for using to access
a file entirely with unicode awareness through file operations.
@param[in] Template The pointer to the handle to start with.
@param[in] Unicode TRUE if the data is UNICODE, FALSE otherwise.
@retval NULL Memory could not be allocated.
@return other a pointer to an EFI_FILE_PROTOCOL structure
**/
EFI_FILE_PROTOCOL*
CreateFileInterfaceFile(
IN CONST EFI_FILE_PROTOCOL *Template,
IN CONST BOOLEAN Unicode
);
#endif //_SHELL_FILE_HANDLE_WRAPPERS_HEADER_
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