usr.sbin/mptutil/mpt_evt.c

   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  * $FreeBSD: src/usr.sbin/mptutil/mpt_evt.c,v 1.2 2010/11/09 19:28:06 jhb Exp $
  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
  42 static CONFIG_PAGE_LOG_0 *
  43 mpt_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  */
  56 static void
  57 mpt_print_event(MPI_LOG_0_ENTRY *entry, int verbose __unused)
  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
  80 static int
  81 event_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
  91 static int
  92 show_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                         return (EINVAL);
 125                 }
 126         }
 127         ac -= optind;
 128         av += optind;
 129
 130         /* Build a list of valid entries and sort them by sequence. */
 131         entries = malloc(sizeof(MPI_LOG_0_ENTRY *) * log->NumLogEntries);
 132         if (entries == NULL)
 133                 return (ENOMEM);
 134         num_events = 0;
 135         for (i = 0; i < log->NumLogEntries; i++) {
 136                 if (log->LogEntry[i].LogEntryQualifier ==
 137                     MPI_LOG_0_ENTRY_QUAL_ENTRY_UNUSED)
 138                         continue;
 139                 entries[num_events] = &log->LogEntry[i];
 140                 num_events++;
 141         }
 142
 143         qsort(entries, num_events, sizeof(MPI_LOG_0_ENTRY *), event_compare);
 144
 145         if (num_events == 0)
 146                 printf("Event log is empty\n");
 147         else {
 148                 printf(" ID     Time   Type Log Data\n");
 149                 for (i = 0; i < num_events; i++)
 150                         mpt_print_event(entries[i], verbose);
 151         }
 152
 153         free(entries);
 154         close(fd);
 155
 156         return (0);
 157 }
 158 MPT_COMMAND(show, events, show_events);