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106 lines
1.7 KiB
C
Executable File
106 lines
1.7 KiB
C
Executable File
/** @file
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Header file for helper functions useful for accessing files.
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Copyright (c) 2004 - 2018, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#ifndef _EFI_MEMORY_FILE_H
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#define _EFI_MEMORY_FILE_H
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#include <stdio.h>
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#include <stdlib.h>
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#include <Common/UefiBaseTypes.h>
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//
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// Common data structures
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//
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typedef struct {
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CHAR8 *FileImage;
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CHAR8 *Eof;
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CHAR8 *CurrentFilePointer;
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} MEMORY_FILE;
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//
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// Functions declarations
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//
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EFI_STATUS
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GetMemoryFile (
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IN CHAR8 *InputFileName,
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OUT EFI_HANDLE *OutputMemoryFile
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)
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;
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/**
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Routine Description:
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This opens a file, reads it into memory and returns a memory file
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object.
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Arguments:
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InputFile Memory file image.
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OutputMemoryFile Handle to memory file
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Returns:
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EFI_STATUS
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OutputMemoryFile is valid if !EFI_ERROR
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**/
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EFI_STATUS
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FreeMemoryFile (
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IN EFI_HANDLE InputMemoryFile
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)
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;
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/**
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Routine Description:
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Frees all memory associated with the input memory file.
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Arguments:
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InputMemoryFile Handle to memory file
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Returns:
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EFI_STATUS
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**/
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CHAR8 *
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ReadMemoryFileLine (
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IN EFI_HANDLE InputMemoryFile
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)
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;
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/**
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Routine Description:
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This function reads a line from the memory file. The newline characters
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are stripped and a null terminated string is returned.
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If the string pointer returned is non-NULL, then the caller must free the
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memory associated with this string.
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Arguments:
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InputMemoryFile Handle to memory file
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Returns:
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NULL if error or EOF
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NULL character termincated string otherwise (MUST BE FREED BY CALLER)
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**/
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#endif
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