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/** @file
Header file for helper functions useful to operate file directories by parsing
file path.
Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef _EFI_OS_PATH_H
#define _EFI_OS_PATH_H
#include <Common/UefiBaseTypes.h>
//
// Functions declarations
//
/**
This function returns the directory path which contains the particular path.
Some examples:
"a/b/c" -> "a/b"
"a/b/c/" -> "a/b"
"a" -> "."
"." -> ".."
"/" -> NULL
This function does not check for the existence of the file.
The caller must free the string returned.
@param FilePath Path name of file to get the parent directory for.
@return NULL if error
**/
CHAR8*
OsPathDirName (
IN CHAR8 *FilePath
)
;
/**
This function returns the directory path which contains the particular path.
Some examples:
"a/b/../c" -> "a/c"
"a/b//c" -> "a/b/c"
"a/./b" -> "a/b"
This function does not check for the existence of the file.
@param Path Path name of file to normalize
@return The string is altered in place.
**/
VOID
OsPathNormPathInPlace (
IN CHAR8 *Path
)
;
/**
This function replaces the final portion of a path with an alternative
'peer' filename. For example:
"a/b/../c", "peer" -> "a/b/../peer"
"a/b/", "peer" -> "a/b/peer"
"/a", "peer" -> "/peer"
"a", "peer" -> "peer"
This function does not check for the existence of the file.
@param OldPath Path name of replace the final segment
@param Peer The new path name to concatenate to become the peer path
@return A CHAR8* string, which must be freed by the caller
**/
CHAR8*
OsPathPeerFilePath (
IN CHAR8 *OldPath,
IN CHAR8 *Peer
)
;
/**
Checks if a file exists
@param InputFileName The name of the file to check for existence
@retval TRUE The file exists
@retval FALSE The file does not exist
**/
BOOLEAN
OsPathExists (
IN CHAR8 *InputFileName
)
;
#endif
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