kernel_liteos_a/fs/fat/os_adapt/fat_shellcmd.c

81 lines
3.3 KiB
C

/*
* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
*
* 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.
*/
#include "los_config.h"
#if defined(LOSCFG_SHELL) && defined(LOSCFG_FS_FAT)
#include "stdlib.h"
#include "stdio.h"
#include "errno.h"
#include "shcmd.h"
#include "shell.h"
#include "fatfs.h"
int osShellCmdFormat(int argc, char **argv)
{
if (argc < 3) { /* 3, at least 3 params for this shell command. */
perror("format error");
PRINTK("Usage :\n");
PRINTK(" format <dev_vnodename> <sectors> <option> <label>\n");
PRINTK(" dev_vnodename : the name of dev\n");
PRINTK(" sectors : Size of allocation unit in unit of byte or sector, ");
PRINTK("0 instead of default size\n");
PRINTK(" options : Index of filesystem. 1 for FAT filesystem, ");
PRINTK("2 for FAT32 filesystem, 7 for any, 8 for erase\n");
PRINTK(" label : The volume of device. It will be emptyed when this parameter is null\n");
PRINTK("Example:\n");
PRINTK(" format /dev/mmcblk0 128 2\n");
set_errno(EINVAL);
return 0;
}
if (argc == 4) { /* 4, if the params count is equal to 4, then do this. */
/* 3, get the param and check. */
if (strncmp(argv[3], "NULL", strlen(argv[3])) == 0 || strncmp(argv[3], "null", strlen(argv[3])) == 0) {
set_label(NULL);
} else {
set_label(argv[3]);
}
}
/* 0, 1, 2, get the param and check it. */
if (format(argv[0], atoi(argv[1]), atoi(argv[2])) == 0) {
PRINTK("format %s Success \n", argv[0]);
} else {
perror("format error");
}
return 0;
}
SHELLCMD_ENTRY(format_shellcmd, CMD_TYPE_EX, "format", XARGS, (CmdCallBackFunc)osShellCmdFormat);
#endif