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 "stdio.h"
33 #include "stdlib.h"
34 #include "los_config.h"
35 #ifdef LOSCFG_SHELL_CMD_DEBUG
36 #include "disk.h"
37 #include "shcmd.h"
38 #include "shell.h"
39 #include "path_cache.h"
40
osShellCmdPartInfo(INT32 argc,const CHAR ** argv)41 INT32 osShellCmdPartInfo(INT32 argc, const CHAR **argv)
42 {
43 struct Vnode *node = NULL;
44 los_part *part = NULL;
45 const CHAR *str = "/dev";
46 int ret;
47
48 if ((argc != 1) || (strncmp(argv[0], str, strlen(str)) != 0)) {
49 PRINTK("Usage :\n");
50 PRINTK(" partinfo <dev_vnodename>\n");
51 PRINTK(" dev_vnodename : the name of dev\n");
52 PRINTK("Example:\n");
53 PRINTK(" partinfo /dev/sdap0 \n");
54
55 set_errno(EINVAL);
56 return -LOS_NOK;
57 }
58 VnodeHold();
59 ret = VnodeLookup(argv[0], &node, 0);
60 if (ret < 0) {
61 PRINT_ERR("no part found\n");
62 VnodeDrop();
63 set_errno(ENOENT);
64 return -LOS_NOK;
65 }
66
67 part = los_part_find(node);
68 VnodeDrop();
69 show_part(part);
70
71 return LOS_OK;
72 }
73
74 SHELLCMD_ENTRY(partinfo_shellcmd, CMD_TYPE_EX, "partinfo", XARGS, (CmdCallBackFunc)osShellCmdPartInfo);
75
76 #endif
77