1/*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 2008 Yahoo!, Inc.
5 * All rights reserved.
6 * Written by: John Baldwin <jhb@FreeBSD.org>
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 * 3. Neither the name of the author nor the names of any co-contributors
17 *    may be used to endorse or promote products derived from this software
18 *    without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 */
32
33#include <sys/param.h>
34#include <sys/errno.h>
35#include <ctype.h>
36#include <err.h>
37#include <stdio.h>
38#include <stdlib.h>
39#include <unistd.h>
40#include "mptutil.h"
41
42static CONFIG_PAGE_LOG_0 *
43mpt_get_events(int fd, U16 *IOCStatus)
44{
45
46	return (mpt_read_extended_config_page(fd, MPI_CONFIG_EXTPAGETYPE_LOG,
47	    0, 0, 0, IOCStatus));
48}
49
50/*
51 *          1         2         3         4         5         6         7
52 * 1234567890123456789012345678901234567890123456789012345678901234567890
53 * < ID> < time > <ty> <X XX XX XX XX XX XX XX XX XX XX XX XX XX |..............|
54 *  ID     Time   Type Log Data
55 */
56static void
57mpt_print_event(MPI_LOG_0_ENTRY *entry, int verbose)
58{
59	int i;
60
61	printf("%5d %7ds %4x ", entry->LogSequence, entry->TimeStamp,
62	    entry->LogEntryQualifier);
63	for (i = 0; i < 14; i++)
64		printf("%02x ", entry->LogData[i]);
65	printf("|");
66	for (i = 0; i < 14; i++)
67		printf("%c", isprint(entry->LogData[i]) ? entry->LogData[i] :
68		    '.');
69	printf("|\n");
70	printf("                    ");
71	for (i = 0; i < 14; i++)
72		printf("%02x ", entry->LogData[i + 14]);
73	printf("|");
74	for (i = 0; i < 14; i++)
75		printf("%c", isprint(entry->LogData[i + 14]) ?
76		    entry->LogData[i + 14] : '.');
77	printf("|\n");
78}
79
80static int
81event_compare(const void *first, const void *second)
82{
83	MPI_LOG_0_ENTRY * const *one;
84	MPI_LOG_0_ENTRY * const *two;
85
86	one = first;
87	two = second;
88	return ((*one)->LogSequence - ((*two)->LogSequence));
89}
90
91static int
92show_events(int ac, char **av)
93{
94	CONFIG_PAGE_LOG_0 *log;
95	MPI_LOG_0_ENTRY **entries;
96	int ch, error, fd, i, num_events, verbose;
97
98	fd = mpt_open(mpt_unit);
99	if (fd < 0) {
100		error = errno;
101		warn("mpt_open");
102		return (error);
103	}
104
105	log = mpt_get_events(fd, NULL);
106	if (log == NULL) {
107		error = errno;
108		warn("Failed to get event log info");
109		return (error);
110	}
111
112	/* Default settings. */
113	verbose = 0;
114
115	/* Parse any options. */
116	optind = 1;
117	while ((ch = getopt(ac, av, "v")) != -1) {
118		switch (ch) {
119		case 'v':
120			verbose = 1;
121			break;
122		case '?':
123		default:
124			free(log);
125			close(fd);
126			return (EINVAL);
127		}
128	}
129	ac -= optind;
130	av += optind;
131
132	/* Build a list of valid entries and sort them by sequence. */
133	entries = malloc(sizeof(MPI_LOG_0_ENTRY *) * log->NumLogEntries);
134	if (entries == NULL) {
135		free(log);
136		close(fd);
137		return (ENOMEM);
138	}
139	num_events = 0;
140	for (i = 0; i < log->NumLogEntries; i++) {
141		if (log->LogEntry[i].LogEntryQualifier ==
142		    MPI_LOG_0_ENTRY_QUAL_ENTRY_UNUSED)
143			continue;
144		entries[num_events] = &log->LogEntry[i];
145		num_events++;
146	}
147
148	qsort(entries, num_events, sizeof(MPI_LOG_0_ENTRY *), event_compare);
149
150	if (num_events == 0)
151		printf("Event log is empty\n");
152	else {
153		printf(" ID     Time   Type Log Data\n");
154		for (i = 0; i < num_events; i++)
155			mpt_print_event(entries[i], verbose);
156	}
157
158	free(entries);
159	free(log);
160	close(fd);
161
162	return (0);
163}
164MPT_COMMAND(show, events, show_events);
165