1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2007 Robert N. M. Watson
5 * Copyright (c) 2015 Allan Jude <allanjude@freebsd.org>
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * $FreeBSD: stable/11/usr.bin/procstat/procstat_args.c 330449 2018-03-05 07:26:05Z eadler $
30 */
31
32#include <sys/param.h>
33#include <sys/sysctl.h>
34#include <sys/user.h>
35
36#include <err.h>
37#include <errno.h>
38#include <libprocstat.h>
39#include <limits.h>
40#include <stdio.h>
41#include <stdlib.h>
42#include <string.h>
43
44#include "procstat.h"
45
46void
47procstat_args(struct procstat *procstat, struct kinfo_proc *kipp)
48{
49	int i;
50	char **args;
51
52	if (!hflag) {
53		xo_emit("{T:/%5s %-16s %-53s}\n", "PID", "COMM", "ARGS");
54	}
55
56	args = procstat_getargv(procstat, kipp, 0);
57
58	xo_emit("{k:process_id/%5d/%d} {:command/%-16s/%s}", kipp->ki_pid,
59	    kipp->ki_comm);
60
61	if (args == NULL) {
62		xo_emit(" {d:args/-}\n");
63		return;
64	}
65
66	xo_open_list("arguments");
67	for (i = 0; args[i] != NULL; i++)
68		xo_emit(" {l:args/%s}", args[i]);
69	xo_close_list("arguments");
70	xo_emit("\n");
71}
72
73void
74procstat_env(struct procstat *procstat, struct kinfo_proc *kipp)
75{
76	int i;
77	char **envs;
78
79	if (!hflag) {
80		xo_emit("{T:/%5s %-16s %-53s}\n", "PID", "COMM", "ENVIRONMENT");
81	}
82
83	envs = procstat_getenvv(procstat, kipp, 0);
84
85	xo_emit("{k:process_id/%5d/%d} {:command/%-16s/%s}", kipp->ki_pid,
86	    kipp->ki_comm);
87
88	if (envs == NULL) {
89		xo_emit(" {d:env/-}\n");
90		return;
91	}
92
93	xo_open_list("environment");
94	for (i = 0; envs[i] != NULL; i++)
95		xo_emit(" {l:env/%s}", envs[i]);
96	xo_close_list("environment");
97	xo_emit("\n");
98}
99