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 #include <sys/param.h>
36 #include <sys/types.h>
37 #include <sys/socket.h>
38 #include <db.h>
39 #include <err.h>
40 #include <langinfo.h>
41 #include <pwd.h>
42 #include <stdio.h>
43 #include <string.h>
44 #include <time.h>
45 #include <utmpx.h>
46 #include "finger.h"
47
48 static void stimeprint(WHERE *);
49
50 void
sflag_print(void)51 sflag_print(void)
52 {
53 PERSON *pn;
54 WHERE *w;
55 int sflag, r, namelen;
56 char p[80];
57 PERSON *tmp;
58 DBT data, key;
59 struct tm *lc;
60
61 if (d_first < 0)
62 d_first = (*nl_langinfo(D_MD_ORDER) == 'd');
63 /*
64 * short format --
65 * login name
66 * real name
67 * terminal name (the XX of ttyXX)
68 * if terminal writeable (add an '*' to the terminal name
69 * if not)
70 * if logged in show idle time and day logged in, else
71 * show last login date and time.
72 * If > 6 months, show year instead of time.
73 * if (-o)
74 * office location
75 * office phone
76 * else
77 * remote host
78 */
79 #define MAXREALNAME 16
80 #define MAXHOSTNAME 17 /* in reality, hosts are never longer than 16 */
81 (void)printf("%-*s %-*s%s %s\n", MAXLOGNAME, "Login", MAXREALNAME,
82 "Name", " TTY Idle Login Time ", (gflag) ? "" :
83 oflag ? "Office Phone" : "Where");
84
85 for (sflag = R_FIRST;; sflag = R_NEXT) {
86 r = (*db->seq)(db, &key, &data, sflag);
87 if (r == -1)
88 err(1, "db seq");
89 if (r == 1)
90 break;
91 memmove(&tmp, data.data, sizeof tmp);
92 pn = tmp;
93
94 for (w = pn->whead; w != NULL; w = w->next) {
95 namelen = MAXREALNAME;
96 if (w->info == LOGGEDIN && !w->writable)
97 --namelen; /* leave space before `*' */
98 (void)printf("%-*.*s %-*.*s", MAXLOGNAME, MAXLOGNAME,
99 pn->name, MAXREALNAME, namelen,
100 pn->realname ? pn->realname : "");
101 if (!w->loginat) {
102 (void)printf(" * * No logins ");
103 goto office;
104 }
105 (void)putchar(w->info == LOGGEDIN && !w->writable ?
106 '*' : ' ');
107 if (*w->tty)
108 (void)printf("%-7.7s ",
109 (strncmp(w->tty, "tty", 3)
110 && strncmp(w->tty, "cua", 3))
111 ? w->tty : w->tty + 3);
112 else
113 (void)printf(" ");
114 if (w->info == LOGGEDIN) {
115 stimeprint(w);
116 (void)printf(" ");
117 } else
118 (void)printf(" * ");
119 lc = localtime(&w->loginat);
120 #define SECSPERDAY 86400
121 #define DAYSPERWEEK 7
122 #define DAYSPERNYEAR 365
123 if (now - w->loginat < SECSPERDAY * (DAYSPERWEEK - 1)) {
124 (void)strftime(p, sizeof(p), "%a", lc);
125 } else {
126 (void)strftime(p, sizeof(p),
127 d_first ? "%e %b" : "%b %e", lc);
128 }
129 (void)printf("%-6.6s", p);
130 if (now - w->loginat >= SECSPERDAY * DAYSPERNYEAR / 2) {
131 (void)strftime(p, sizeof(p), "%Y", lc);
132 } else {
133 (void)strftime(p, sizeof(p), "%R", lc);
134 }
135 (void)printf(" %-5.5s", p);
136 office:
137 if (gflag)
138 goto no_gecos;
139 if (oflag) {
140 if (pn->office)
141 (void)printf(" %-7.7s", pn->office);
142 else if (pn->officephone)
143 (void)printf(" %-7.7s", " ");
144 if (pn->officephone)
145 (void)printf(" %-.15s",
146 prphone(pn->officephone));
147 } else
148 (void)printf(" %.*s", MAXHOSTNAME, w->host);
149 no_gecos:
150 putchar('\n');
151 }
152 }
153 }
154
155 static void
stimeprint(WHERE * w)156 stimeprint(WHERE *w)
157 {
158 struct tm *delta;
159
160 if (w->idletime == -1) {
161 (void)printf(" ");
162 return;
163 }
164
165 delta = gmtime(&w->idletime);
166 if (!delta->tm_yday)
167 if (!delta->tm_hour)
168 if (!delta->tm_min)
169 (void)printf(" ");
170 else
171 (void)printf("%5d", delta->tm_min);
172 else
173 (void)printf("%2d:%02d",
174 delta->tm_hour, delta->tm_min);
175 else
176 (void)printf("%4dd", delta->tm_yday);
177 }
178