1/*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1989, 1993
5 *	The Regents of the University of California.  All rights reserved.
6 *
7 * This code is derived from software contributed to Berkeley by
8 * Tony Nardo of the Johns Hopkins University/Applied Physics Lab.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 * 3. Neither the name of the University nor the names of its contributors
19 *    may be used to endorse or promote products derived from this software
20 *    without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 */
34
35#if 0
36#ifndef lint
37static char sccsid[] = "@(#)sprint.c	8.3 (Berkeley) 4/28/95";
38#endif
39#endif
40
41#include <sys/cdefs.h>
42__FBSDID("$FreeBSD$");
43
44#include <sys/param.h>
45#include <sys/types.h>
46#include <sys/socket.h>
47#include <db.h>
48#include <err.h>
49#include <langinfo.h>
50#include <pwd.h>
51#include <stdio.h>
52#include <string.h>
53#include <time.h>
54#include <utmpx.h>
55#include "finger.h"
56
57static void	  stimeprint(WHERE *);
58
59void
60sflag_print(void)
61{
62	PERSON *pn;
63	WHERE *w;
64	int sflag, r, namelen;
65	char p[80];
66	PERSON *tmp;
67	DBT data, key;
68	struct tm *lc;
69
70	if (d_first < 0)
71		d_first = (*nl_langinfo(D_MD_ORDER) == 'd');
72	/*
73	 * short format --
74	 *	login name
75	 *	real name
76	 *	terminal name (the XX of ttyXX)
77	 *	if terminal writeable (add an '*' to the terminal name
78	 *		if not)
79	 *	if logged in show idle time and day logged in, else
80	 *		show last login date and time.
81	 *		If > 6 months, show year instead of time.
82	 *	if (-o)
83	 *		office location
84	 *		office phone
85	 *	else
86	 *		remote host
87	 */
88#define	MAXREALNAME	16
89#define MAXHOSTNAME     17      /* in reality, hosts are never longer than 16 */
90	(void)printf("%-*s %-*s%s %s\n", MAXLOGNAME, "Login", MAXREALNAME,
91	    "Name", " TTY      Idle  Login  Time  ", (gflag) ? "" :
92	    oflag ? "Office  Phone" : "Where");
93
94	for (sflag = R_FIRST;; sflag = R_NEXT) {
95		r = (*db->seq)(db, &key, &data, sflag);
96		if (r == -1)
97			err(1, "db seq");
98		if (r == 1)
99			break;
100		memmove(&tmp, data.data, sizeof tmp);
101		pn = tmp;
102
103		for (w = pn->whead; w != NULL; w = w->next) {
104			namelen = MAXREALNAME;
105			if (w->info == LOGGEDIN && !w->writable)
106				--namelen;	/* leave space before `*' */
107			(void)printf("%-*.*s %-*.*s", MAXLOGNAME, MAXLOGNAME,
108				pn->name, MAXREALNAME, namelen,
109				pn->realname ? pn->realname : "");
110			if (!w->loginat) {
111				(void)printf("  *     *   No logins   ");
112				goto office;
113			}
114			(void)putchar(w->info == LOGGEDIN && !w->writable ?
115			    '*' : ' ');
116			if (*w->tty)
117				(void)printf("%-7.7s ",
118					     (strncmp(w->tty, "tty", 3)
119					      && strncmp(w->tty, "cua", 3))
120					     ? w->tty : w->tty + 3);
121			else
122				(void)printf("        ");
123			if (w->info == LOGGEDIN) {
124				stimeprint(w);
125				(void)printf("  ");
126			} else
127				(void)printf("    *  ");
128			lc = localtime(&w->loginat);
129#define SECSPERDAY 86400
130#define DAYSPERWEEK 7
131#define DAYSPERNYEAR 365
132			if (now - w->loginat < SECSPERDAY * (DAYSPERWEEK - 1)) {
133				(void)strftime(p, sizeof(p), "%a", lc);
134			} else {
135				(void)strftime(p, sizeof(p),
136					     d_first ? "%e %b" : "%b %e", lc);
137			}
138			(void)printf("%-6.6s", p);
139			if (now - w->loginat >= SECSPERDAY * DAYSPERNYEAR / 2) {
140				(void)strftime(p, sizeof(p), "%Y", lc);
141			} else {
142				(void)strftime(p, sizeof(p), "%R", lc);
143			}
144			(void)printf(" %-5.5s", p);
145office:
146			if (gflag)
147				goto no_gecos;
148			if (oflag) {
149				if (pn->office)
150					(void)printf(" %-7.7s", pn->office);
151				else if (pn->officephone)
152					(void)printf(" %-7.7s", " ");
153				if (pn->officephone)
154					(void)printf(" %-.15s",
155					    prphone(pn->officephone));
156			} else
157				(void)printf(" %.*s", MAXHOSTNAME, w->host);
158no_gecos:
159			putchar('\n');
160		}
161	}
162}
163
164static void
165stimeprint(WHERE *w)
166{
167	struct tm *delta;
168
169	if (w->idletime == -1) {
170		(void)printf("     ");
171		return;
172	}
173
174	delta = gmtime(&w->idletime);
175	if (!delta->tm_yday)
176		if (!delta->tm_hour)
177			if (!delta->tm_min)
178				(void)printf("     ");
179			else
180				(void)printf("%5d", delta->tm_min);
181		else
182			(void)printf("%2d:%02d",
183			    delta->tm_hour, delta->tm_min);
184	else
185		(void)printf("%4dd", delta->tm_yday);
186}
187