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Transition FileX to Eclipse Fundation

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TiejunZhou
2024-01-02 07:35:14 +00:00
commit 14884808b5
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common/src/fx_directory_local_path_restore.c
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/**************************************************************************/
/* */
/* Copyright (c) Microsoft Corporation. All rights reserved. */
/* */
/* This software is licensed under the Microsoft Software License */
/* Terms for Microsoft Azure RTOS. Full text of the license can be */
/* found in the LICENSE file at https://aka.ms/AzureRTOS_EULA */
/* and in the root directory of this software. */
/* */
/**************************************************************************/
/**************************************************************************/
/**************************************************************************/
/** */
/** FileX Component */
/** */
/** Directory */
/** */
/**************************************************************************/
/**************************************************************************/
#define FX_SOURCE_CODE
/* Include necessary system files. */
#include "fx_api.h"
#include "fx_system.h"
#include "fx_file.h"
#include "fx_utility.h"
#include "fx_directory.h"
#ifndef FX_NO_LOCAL_PATH
FX_LOCAL_PATH_SETUP
#endif
/**************************************************************************/
/* */
/* FUNCTION RELEASE */
/* */
/* _fx_directory_local_path_restore PORTABLE C */
/* 6.1.5 */
/* AUTHOR */
/* */
/* William E. Lamie, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* This function restores the local default directory of the media to */
/* the previous path specified by the caller. */
/* */
/* INPUT */
/* */
/* media_ptr Media control block pointer */
/* local_path_ptr Local path control block ptr */
/* */
/* OUTPUT */
/* */
/* return status */
/* */
/* CALLS */
/* */
/* None */
/* */
/* CALLED BY */
/* */
/* Application Code */
/* */
/* RELEASE HISTORY */
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 05-19-2020 William E. Lamie Initial Version 6.0 */
/* 09-30-2020 William E. Lamie Modified comment(s), */
/* resulting in version 6.1 */
/* 03-02-2021 William E. Lamie Modified comment(s), */
/* resulting in version 6.1.5 */
/* */
/**************************************************************************/
UINT _fx_directory_local_path_restore(FX_MEDIA *media_ptr, FX_LOCAL_PATH *local_path_ptr)
{
#ifndef FX_MEDIA_STATISTICS_DISABLE
/* Increment the number of times this service has been called. */
media_ptr -> fx_media_directory_local_path_restores++;
#endif
/* Check the media to make sure it is open. */
if (media_ptr -> fx_media_id != FX_MEDIA_ID)
{
/* Return the media not opened error. */
return(FX_MEDIA_NOT_OPEN);
}
#ifdef FX_NO_LOCAL_PATH
FX_PARAMETER_NOT_USED(local_path_ptr);
/* Error, return to caller. */
return(FX_NOT_IMPLEMENTED);
#else
/* If trace is enabled, insert this event into the trace buffer. */
FX_TRACE_IN_LINE_INSERT(FX_TRACE_DIRECTORY_LOCAL_PATH_RESTORE, media_ptr, local_path_ptr, 0, 0, FX_TRACE_DIRECTORY_EVENTS, 0, 0)
/* Setup thread control block to use this local path pointer. */
_tx_thread_current_ptr -> tx_thread_filex_ptr = (VOID *)local_path_ptr;
/* Default directory restore is complete, return status. */
return(FX_SUCCESS);
#endif
}