1 /*- 2 * SPDX-License-Identifier: BSD-3-Clause 3 * 4 * Copyright (c) 1990, 1993, 1994 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32 33 34 #include <sys/types.h> 35 #include <sys/time.h> 36 37 #include <stdio.h> 38 #include <string.h> 39 #include <wchar.h> 40 #include <libxo/xo.h> 41 42 #include "extern.h" 43 44 /* 45 * pr_attime -- 46 * Print the time since the user logged in. 47 */ 48 int 49 pr_attime(time_t *started, time_t *now) 50 { 51 static wchar_t buf[256]; 52 struct tm tp, tm; 53 time_t diff; 54 const wchar_t *fmt; 55 int len, width, offset = 0; 56 57 tp = *localtime(started); 58 tm = *localtime(now); 59 diff = *now - *started; 60 61 /* If more than a week, use day-month-year. */ 62 if (diff > 86400 * 7) 63 fmt = L"%d%b%y"; 64 65 /* If not today, use day-hour-am/pm. */ 66 else if (tm.tm_mday != tp.tm_mday || 67 tm.tm_mon != tp.tm_mon || 68 tm.tm_year != tp.tm_year) { 69 /* The line below does not take DST into consideration */ 70 /* else if (*now / 86400 != *started / 86400) { */ 71 fmt = use_ampm ? L"%a%I%p" : L"%a%H"; 72 } 73 74 /* Default is hh:mm{am,pm}. */ 75 else { 76 fmt = use_ampm ? L"%l:%M%p" : L"%k:%M"; 77 } 78 79 (void)wcsftime(buf, sizeof(buf), fmt, &tp); 80 len = wcslen(buf); 81 width = wcswidth(buf, len); 82 if (xo_get_style(NULL) == XO_STYLE_XML) { 83 xo_attr("since", "%lu", (unsigned long)*started); 84 xo_attr("delta", "%lu", (unsigned long)diff); 85 } else { 86 xo_emit("{e:login-time-since/%lu}{e:login-time-delta/%lu}", 87 (unsigned long)*started, (unsigned long)diff); 88 } 89 if (len == width) 90 xo_emit("{:login-time/%-7.7ls/%ls}", buf); 91 else if (width < 7) 92 xo_emit("{:login-time/%ls}%.*s", buf, 7 - width, " "); 93 else { 94 xo_emit("{:login-time/%ls}", buf); 95 offset = width - 7; 96 } 97 return (offset); 98 } 99 100 /* 101 * pr_idle -- 102 * Display the idle time. 103 * Returns number of excess characters that were used for long idle time. 104 */ 105 int 106 pr_idle(time_t idle) 107 { 108 /* In encoded formats, emit the raw data as well */ 109 if (xo_get_style(NULL) == XO_STYLE_XML) 110 xo_attr("seconds", "%lu", (unsigned long) idle); 111 else 112 xo_emit("{e:idle-seconds/%lu}", (unsigned long) idle); 113 114 /* If idle more than 36 hours, print as a number of days. */ 115 if (idle >= 36 * 3600) { 116 int days = idle / 86400; 117 xo_emit(" {q:idle/%dday%s} ", days, days > 1 ? "s" : " " ); 118 if (days >= 100) 119 return (2); 120 if (days >= 10) 121 return (1); 122 } 123 124 /* If idle more than an hour, print as HH:MM. */ 125 else if (idle >= 3600) { 126 xo_emit(" {q:idle/%2d:%02d} ", 127 (int)(idle / 3600), (int)((idle % 3600) / 60)); 128 } 129 130 else if (idle / 60 == 0) 131 xo_emit(" - {q:idle//0}"); 132 133 /* Else print the minutes idle. */ 134 else 135 xo_emit(" {q:idle/%2d} ", (int)(idle / 60)); 136 137 return (0); /* not idle longer than 9 days */ 138 } 139