CloverBootloader/BaseTools/Source/C/Common/MemoryFile.h
Sergey Isakov b1264ef1e3 changes of BaseTools
Signed-off-by: Sergey Isakov <isakov-sl@bk.ru>
2019-09-04 23:02:41 +03:00

106 lines
1.7 KiB
C
Executable File

/** @file
Header file for helper functions useful for accessing files.
Copyright (c) 2004 - 2018, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef _EFI_MEMORY_FILE_H
#define _EFI_MEMORY_FILE_H
#include <stdio.h>
#include <stdlib.h>
#include <Common/UefiBaseTypes.h>
//
// 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