1/*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 2018, Matthew Macy
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
29#include <sys/param.h>
30#include <sys/cpuset.h>
31#include <sys/event.h>
32#include <sys/queue.h>
33#include <sys/socket.h>
34#include <sys/stat.h>
35#include <sys/sysctl.h>
36#include <sys/time.h>
37#include <sys/ttycom.h>
38#include <sys/user.h>
39#include <sys/wait.h>
40
41#include <assert.h>
42#include <curses.h>
43#include <err.h>
44#include <errno.h>
45#include <fcntl.h>
46#include <getopt.h>
47#include <kvm.h>
48#include <libgen.h>
49#include <limits.h>
50#include <locale.h>
51#include <math.h>
52#include <pmc.h>
53#include <pmclog.h>
54#include <regex.h>
55#include <signal.h>
56#include <stdarg.h>
57#include <stdint.h>
58#include <stdio.h>
59#include <stdlib.h>
60#include <string.h>
61#include <sysexits.h>
62#include <unistd.h>
63
64#include <libpmcstat.h>
65#include "cmd_pmc.h"
66
67
68static struct option longopts[] = {
69	{"long-desc", no_argument, NULL, 'U'},
70	{"desc", no_argument, NULL, 'u'},
71	{"full", no_argument, NULL, 'f'},
72	{NULL, 0, NULL, 0}
73};
74
75static void __dead2
76usage(void)
77{
78	errx(EX_USAGE,
79	    "\t list events\n"
80	    "\t -u, desc -- short description of event\n"
81	    "\t -U, long-desc -- long description of event\n"
82	    "\t -f, full -- full event details\n"
83	    );
84}
85
86int
87cmd_pmc_list_events(int argc, char **argv)
88{
89	int do_long_descr, do_descr, do_full;
90	int option;
91
92	do_long_descr = do_descr = do_full = 0;
93	while ((option = getopt_long(argc, argv, "Uuf", longopts, NULL)) != -1) {
94		switch (option) {
95		case 'U':
96			do_long_descr = 1;
97			break;
98		case 'u':
99			do_descr = 1;
100			break;
101		case 'f':
102			do_full = 1;
103			break;
104		case '?':
105		default:
106			usage();
107		}
108	}
109	argc -= optind;
110	argv += optind;
111	if ((do_long_descr | do_descr | do_full) && argc == 0) {
112		warnx("event or event substring required when option provided\n");
113		usage();
114	}
115	if (do_full)
116		pmc_pmu_print_counter_full(argc ? argv[0] : NULL);
117	else if (do_long_descr)
118		pmc_pmu_print_counter_desc_long(argv[0]);
119	else if (do_descr)
120		pmc_pmu_print_counter_desc(argv[0]);
121	else
122		pmc_pmu_print_counters(argv[0]);
123
124	return (0);
125}
126