1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22 /*
23 * Copyright 2009 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 #include <sys/time.h>
28 #include <string.h>
29 #include <stdio.h>
30 #include "_conv.h"
31 #include "time_msg.h"
32
33 /*
34 * Translate a struct timeval into a string appropriate for ld(1) and ld.so.1(1)
35 * diagnostics.
36 */
37 const char *
conv_time(struct timeval * oldtime,struct timeval * newtime,Conv_time_buf_t * time_buf)38 conv_time(struct timeval *oldtime, struct timeval *newtime,
39 Conv_time_buf_t *time_buf)
40 {
41 int hour, min;
42 time_t sec;
43 suseconds_t usec;
44
45 sec = newtime->tv_sec - oldtime->tv_sec;
46 if (newtime->tv_usec >= oldtime->tv_usec)
47 usec = newtime->tv_usec - oldtime->tv_usec;
48 else {
49 usec = (newtime->tv_usec + MICROSEC) - oldtime->tv_usec;
50 sec -= 1;
51 }
52
53 /*
54 * The default display is "sec.fraction", but ld(1) has been know to
55 * ascend into minutes, and in worst case scenarios, hours.
56 */
57 if ((min = sec / 60) != 0)
58 sec = sec % 60;
59 if ((hour = min / 60) != 0)
60 min = min % 60;
61
62 if (hour)
63 (void) snprintf(time_buf->buf, sizeof (time_buf->buf),
64 MSG_ORIG(MSG_TIME_HMSF), hour, min, sec, usec);
65 else if (min)
66 (void) snprintf(time_buf->buf, sizeof (time_buf->buf),
67 MSG_ORIG(MSG_TIME_MSF), min, sec, usec);
68 else
69 (void) snprintf(time_buf->buf, sizeof (time_buf->buf),
70 MSG_ORIG(MSG_TIME_SF), sec, usec);
71
72 return ((const char *)time_buf);
73 }
74