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