1 /*
2 * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
3 * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without modification,
6 * are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice, this list of
9 * conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright notice, this list
12 * of conditions and the following disclaimer in the documentation and/or other materials
13 * provided with the distribution.
14 *
15 * 3. Neither the name of the copyright holder nor the names of its contributors may be used
16 * to endorse or promote products derived from this software without specific prior written
17 * permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
21 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
23 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
24 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
25 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
26 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
27 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
28 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
29 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 */
31
32 #include "los_config.h"
33
34 #if defined(LOSCFG_SHELL) && defined(LOSCFG_FS_FAT)
35 #include "stdlib.h"
36 #include "stdio.h"
37 #include "errno.h"
38 #include "shcmd.h"
39 #include "shell.h"
40 #include "fatfs.h"
41
osShellCmdFormat(int argc,char ** argv)42 int osShellCmdFormat(int argc, char **argv)
43 {
44 if (argc < 3) { /* 3, at least 3 params for this shell command. */
45 perror("format error");
46 PRINTK("Usage :\n");
47 PRINTK(" format <dev_vnodename> <sectors> <option> <label>\n");
48 PRINTK(" dev_vnodename : the name of dev\n");
49 PRINTK(" sectors : Size of allocation unit in unit of byte or sector, ");
50 PRINTK("0 instead of default size\n");
51 PRINTK(" options : Index of filesystem. 1 for FAT filesystem, ");
52 PRINTK("2 for FAT32 filesystem, 7 for any, 8 for erase\n");
53 PRINTK(" label : The volume of device. It will be emptyed when this parameter is null\n");
54 PRINTK("Example:\n");
55 PRINTK(" format /dev/mmcblk0 128 2\n");
56
57 set_errno(EINVAL);
58 return 0;
59 }
60
61 if (argc == 4) { /* 4, if the params count is equal to 4, then do this. */
62 /* 3, get the param and check. */
63 if (strncmp(argv[3], "NULL", strlen(argv[3])) == 0 || strncmp(argv[3], "null", strlen(argv[3])) == 0) {
64 set_label(NULL);
65 } else {
66 set_label(argv[3]);
67 }
68 }
69 /* 0, 1, 2, get the param and check it. */
70 if (format(argv[0], atoi(argv[1]), atoi(argv[2])) == 0) {
71 PRINTK("format %s Success \n", argv[0]);
72 } else {
73 perror("format error");
74 }
75
76 return 0;
77 }
78
79 SHELLCMD_ENTRY(format_shellcmd, CMD_TYPE_EX, "format", XARGS, (CmdCallBackFunc)osShellCmdFormat);
80 #endif
81