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/**
* @file
*
* @brief Rename a MSDOS FileSystem Node
* @ingroup libfs_msdos MSDOS FileSystem
*/
/*
* Copyright (C) 2010 Chris Johns <chrisj@rtems.org>
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.org/license/LICENSE.
*
*/
#if HAVE_CONFIG_H
#include "config.h"
#endif
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <rtems/libio_.h>
#include <time.h>
#include "fat.h"
#include "fat_fat_operations.h"
#include "fat_file.h"
#include "msdos.h"
/* msdos_rename --
* Rename the node by removing the exitsing directory entry and creating a
* new one.
*/
int
msdos_rename(
const rtems_filesystem_location_info_t *old_parent_loc,
const rtems_filesystem_location_info_t *old_loc,
const rtems_filesystem_location_info_t *new_parent_loc,
const char *new_name,
size_t new_namelen
)
{
int rc = RC_OK;
fat_file_fd_t *old_fat_fd = old_loc->node_access;
/*
* create new directory entry as "hard link", copying relevant info from
* existing file
*/
rc = msdos_creat_node(new_parent_loc,
FAT_HARD_LINK,new_name,new_namelen,S_IFREG,
old_fat_fd);
if (rc != RC_OK)
{
return rc;
}
/*
* mark file removed
*/
rc = msdos_set_first_char4file_name(old_loc->mt_entry,
&old_fat_fd->dir_pos,
MSDOS_THIS_DIR_ENTRY_EMPTY);
return rc;
}
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