/* ----------------------------------------------------------------------------
 * Copyright (c) Huawei Technologies Co., Ltd. 2013-2020. All rights reserved.
 * Description: Fs Common HeadFile
 * Author: Huawei LiteOS Team
 * Create: 2013-01-01
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 * 1. Redistributions of source code must retain the above copyright notice, this list of
 * conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice, this list
 * of conditions and the following disclaimer in the documentation and/or other materials
 * provided with the distribution.
 * 3. Neither the name of the copyright holder nor the names of its contributors may be used
 * to endorse or promote products derived from this software without specific prior written
 * permission.
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 * --------------------------------------------------------------------------- */

#ifndef _FS_COMMON_H
#define _FS_COMMON_H

#include <stdio.h>
#include <stdint.h>
#include "los_task.h"
#include "los_vfs.h"

#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */

#ifndef FS_LOG_ERR
#define FS_LOG_ERR(fmt, arg...) printf("[%s:%d]" fmt "\n", __func__, __LINE__, ##arg)
#endif

#ifndef MIN
#define MIN(a, b)               ((a) < (b) ? (a) : (b))
#endif

#define LOS_FILE                "f.txt"
#define LOS_DIR                 "d"

/* Typedefs ----------------------------------------------------------------- */
/* Extern variables --------------------------------------------------------- */
/* Functions API ------------------------------------------------------------ */
int write_file(const char *name, char *buff, int len);
int read_file(const char *name, char *buff, int len);
int open_dir(const char *name, struct dir **dir);
int read_dir(const char *name, struct dir *dir);
void make_dir(const char *name);
void print_dir(const char *name, int level);

void los_vfs_io(char *file_name, char *dir_name);

void SpiffsDemo(void);
void FatfsDemo(void);
void RamfsDemo(void);
void LittlefsDemo(void);

#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */

#endif /* _FS_COMMON_H */
