1/*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (C) 2019 Alexander Motin <mav@FreeBSD.org>
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 */
27
28#include <sys/param.h>
29
30#include <stdio.h>
31#include <stdlib.h>
32#include <unistd.h>
33
34#include "nvmecontrol.h"
35#include "comnd.h"
36
37/* Tables for command line parsing */
38
39static cmd_fn_t gnsid;
40
41static struct nsid_options {
42	const char	*dev;
43} nsid_opt = {
44	.dev = NULL,
45};
46
47static const struct args nsid_args[] = {
48	{ arg_string, &nsid_opt.dev, "namespace-id" },
49	{ arg_none, NULL, NULL },
50};
51
52static struct cmd nsid_cmd = {
53	.name = "nsid",
54	.fn = gnsid,
55	.descr = "Get controller and NSID for namespace",
56	.ctx_size = sizeof(nsid_opt),
57	.opts = NULL,
58	.args = nsid_args,
59};
60
61CMD_COMMAND(nsid_cmd);
62
63static void
64gnsid(const struct cmd *f, int argc, char *argv[])
65{
66	char		*path;
67	int		fd;
68	uint32_t	nsid;
69
70	if (arg_parse(argc, argv, f))
71		return;
72
73	open_dev(nsid_opt.dev, &fd, 0, 1);
74	get_nsid(fd, &path, &nsid);
75	close(fd);
76	printf("%s\t%u\n", path, nsid);
77	free(path);
78}
79