40d841f6a8
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10502 6f19259b-4bc3-4df7-8a09-765794883524
123 lines
2.3 KiB
C
123 lines
2.3 KiB
C
/** @file
|
|
|
|
Copyright (c) 2004 - 2008, 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.
|
|
|
|
Module Name:
|
|
|
|
MemoryFile.h
|
|
|
|
Abstract:
|
|
|
|
Header file for helper functions useful for accessing files.
|
|
|
|
**/
|
|
|
|
#ifndef _EFI_MEMORY_FILE_H
|
|
#define _EFI_MEMORY_FILE_H
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <Common/UefiBaseTypes.h>
|
|
|
|
#ifndef _MAX_PATH
|
|
#define _MAX_PATH 500
|
|
#endif
|
|
|
|
//
|
|
// Common data structures
|
|
//
|
|
typedef struct {
|
|
CHAR8 *FileImage;
|
|
CHAR8 *Eof;
|
|
CHAR8 *CurrentFilePointer;
|
|
} MEMORY_FILE;
|
|
|
|
|
|
//
|
|
// Functions declarations
|
|
//
|
|
|
|
EFI_STATUS
|
|
GetMemoryFile (
|
|
IN CHAR8 *InputFileName,
|
|
OUT EFI_HANDLE *OutputMemoryFile
|
|
)
|
|
;
|
|
/**
|
|
|
|
Routine Description:
|
|
|
|
This opens a file, reads it into memory and returns a memory file
|
|
object.
|
|
|
|
Arguments:
|
|
|
|
InputFile Memory file image.
|
|
OutputMemoryFile Handle to memory file
|
|
|
|
Returns:
|
|
|
|
EFI_STATUS
|
|
OutputMemoryFile is valid if !EFI_ERROR
|
|
|
|
**/
|
|
|
|
|
|
EFI_STATUS
|
|
FreeMemoryFile (
|
|
IN EFI_HANDLE InputMemoryFile
|
|
)
|
|
;
|
|
/**
|
|
|
|
Routine Description:
|
|
|
|
Frees all memory associated with the input memory file.
|
|
|
|
Arguments:
|
|
|
|
InputMemoryFile Handle to memory file
|
|
|
|
Returns:
|
|
|
|
EFI_STATUS
|
|
|
|
**/
|
|
|
|
|
|
CHAR8 *
|
|
ReadMemoryFileLine (
|
|
IN EFI_HANDLE InputMemoryFile
|
|
)
|
|
;
|
|
/**
|
|
|
|
Routine Description:
|
|
|
|
This function reads a line from the memory file. The newline characters
|
|
are stripped and a null terminated string is returned.
|
|
|
|
If the string pointer returned is non-NULL, then the caller must free the
|
|
memory associated with this string.
|
|
|
|
Arguments:
|
|
|
|
InputMemoryFile Handle to memory file
|
|
|
|
Returns:
|
|
|
|
NULL if error or EOF
|
|
NULL character termincated string otherwise (MUST BE FREED BY CALLER)
|
|
|
|
**/
|
|
|
|
|
|
#endif
|