Annotation of src/usr.bin/finger/lprint.c, Revision 1.10
1.10 ! deraadt 1: /* $OpenBSD: lprint.c,v 1.9 2005/08/23 13:43:53 espie Exp $ */
1.2 deraadt 2:
1.1 deraadt 3: /*
4: * Copyright (c) 1989 The Regents of the University of California.
5: * 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.
1.6 millert 18: * 3. Neither the name of the University nor the names of its contributors
1.1 deraadt 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/types.h>
36: #include <sys/file.h>
37: #include <sys/stat.h>
38: #include <sys/time.h>
39: #include <tzfile.h>
40: #include <stdio.h>
41: #include <string.h>
1.4 kstailey 42: #include <time.h>
1.1 deraadt 43: #include <ctype.h>
44: #include <paths.h>
1.3 deraadt 45: #include <vis.h>
1.1 deraadt 46: #include "finger.h"
1.4 kstailey 47: #include "extern.h"
1.1 deraadt 48:
49: #define LINE_LEN 80
50: #define TAB_LEN 8 /* 8 spaces between tabs */
51: #define _PATH_PLAN ".plan"
52: #define _PATH_PROJECT ".project"
53:
1.4 kstailey 54: void
1.7 deraadt 55: lflag_print(void)
1.1 deraadt 56: {
1.4 kstailey 57: PERSON *pn;
1.1 deraadt 58:
59: for (pn = phead;;) {
60: lprint(pn);
61: if (!pplan) {
62: (void)show_text(pn->dir, _PATH_PROJECT, "Project:");
63: if (!show_text(pn->dir, _PATH_PLAN, "Plan:"))
64: (void)printf("No Plan.\n");
65: }
66: if (!(pn = pn->next))
67: break;
68: putchar('\n');
69: }
70: }
71:
1.4 kstailey 72: void
1.7 deraadt 73: lprint(PERSON *pn)
1.1 deraadt 74: {
1.4 kstailey 75: struct tm *delta;
76: WHERE *w;
77: int cpr, len, maxlen;
1.1 deraadt 78: struct tm *tp;
79: int oddfield;
1.4 kstailey 80: char *t, *tzn;
1.9 espie 81: struct storage *mem = NULL;
1.1 deraadt 82:
1.4 kstailey 83: cpr = 0;
1.1 deraadt 84: /*
85: * long format --
86: * login name
87: * real name
88: * home directory
89: * shell
90: * office, office phone, home phone if available
1.4 kstailey 91: * mail status
1.1 deraadt 92: */
93: (void)printf("Login: %-15s\t\t\tName: %s\nDirectory: %-25s",
1.9 espie 94: vs(&mem, pn->name), vs(&mem, pn->realname), pn->dir);
1.1 deraadt 95: (void)printf("\tShell: %-s\n", *pn->shell ? pn->shell : _PATH_BSHELL);
96:
97: /*
98: * try and print office, office phone, and home phone on one line;
99: * if that fails, do line filling so it looks nice.
100: */
101: #define OFFICE_TAG "Office"
102: #define OFFICE_PHONE_TAG "Office Phone"
103: oddfield = 0;
104: if (pn->office && pn->officephone &&
105: strlen(pn->office) + strlen(pn->officephone) +
106: sizeof(OFFICE_TAG) + 2 <= 5 * TAB_LEN) {
1.4 kstailey 107: (void)snprintf(tbuf, sizeof(tbuf),
1.9 espie 108: "%s: %s, %s", OFFICE_TAG, vs(&mem, pn->office),
109: vs(&mem, prphone(pn->officephone)));
1.1 deraadt 110: oddfield = demi_print(tbuf, oddfield);
111: } else {
112: if (pn->office) {
1.4 kstailey 113: (void)snprintf(tbuf, sizeof(tbuf),
1.9 espie 114: "%s: %s", OFFICE_TAG, vs(&mem, pn->office));
1.1 deraadt 115: oddfield = demi_print(tbuf, oddfield);
116: }
117: if (pn->officephone) {
1.4 kstailey 118: (void)snprintf(tbuf, sizeof(tbuf),
119: "%s: %s", OFFICE_PHONE_TAG,
1.9 espie 120: vs(&mem, prphone(pn->officephone)));
1.1 deraadt 121: oddfield = demi_print(tbuf, oddfield);
122: }
123: }
124: if (pn->homephone) {
1.4 kstailey 125: (void)snprintf(tbuf, sizeof(tbuf), "%s: %s", "Home Phone",
1.9 espie 126: vs(&mem, prphone(pn->homephone)));
1.1 deraadt 127: oddfield = demi_print(tbuf, oddfield);
128: }
1.9 espie 129: free_storage(mem);
1.1 deraadt 130: if (oddfield)
131: putchar('\n');
132:
133: /*
1.4 kstailey 134: * long format con't:
135: * if logged in
1.1 deraadt 136: * terminal
137: * idle time
138: * if messages allowed
139: * where logged in from
140: * if not logged in
141: * when last logged in
142: */
143: /* find out longest device name for this user for formatting */
144: for (w = pn->whead, maxlen = -1; w != NULL; w = w->next)
145: if ((len = strlen(w->tty)) > maxlen)
146: maxlen = len;
147: /* find rest of entries for user */
148: for (w = pn->whead; w != NULL; w = w->next) {
149: switch (w->info) {
150: case LOGGEDIN:
151: tp = localtime(&w->loginat);
152: t = asctime(tp);
153: tzn = tp->tm_zone;
154: cpr = printf("On since %.16s (%s) on %s",
155: t, tzn, w->tty);
156: /*
157: * idle time is tough; if have one, print a comma,
158: * then spaces to pad out the device name, then the
159: * idle time. Follow with a comma if a remote login.
160: */
161: delta = gmtime(&w->idletime);
162: if (delta->tm_yday || delta->tm_hour || delta->tm_min) {
163: cpr += printf("%-*s idle ",
1.5 deraadt 164: (int)(maxlen - strlen(w->tty) + 1), ",");
1.1 deraadt 165: if (delta->tm_yday > 0) {
166: cpr += printf("%d day%s ",
167: delta->tm_yday,
168: delta->tm_yday == 1 ? "" : "s");
169: }
170: cpr += printf("%d:%02d",
171: delta->tm_hour, delta->tm_min);
172: if (*w->host) {
173: putchar(',');
174: ++cpr;
175: }
176: }
177: if (!w->writable)
178: cpr += printf(" (messages off)");
179: break;
180: case LASTLOG:
181: if (w->loginat == 0) {
182: (void)printf("Never logged in.");
183: break;
184: }
185: tp = localtime(&w->loginat);
186: t = asctime(tp);
187: tzn = tp->tm_zone;
188: if (now - w->loginat > SECSPERDAY * DAYSPERNYEAR / 2)
189: cpr =
190: printf("Last login %.16s %.4s (%s) on %s",
191: t, t + 20, tzn, w->tty);
192: else
193: cpr = printf("Last login %.16s (%s) on %s",
194: t, tzn, w->tty);
195: break;
196: }
197: if (*w->host) {
198: if (LINE_LEN < (cpr + 6 + strlen(w->host)))
199: (void)printf("\n ");
200: (void)printf(" from %s", w->host);
201: }
202: putchar('\n');
203: }
204: if (pn->mailrecv == -1)
205: printf("No Mail.\n");
206: else if (pn->mailrecv > pn->mailread) {
207: tp = localtime(&pn->mailrecv);
208: t = asctime(tp);
209: tzn = tp->tm_zone;
210: printf("New mail received %.16s %.4s (%s)\n", t, t + 20, tzn);
211: tp = localtime(&pn->mailread);
212: t = asctime(tp);
213: tzn = tp->tm_zone;
214: printf(" Unread since %.16s %.4s (%s)\n", t, t + 20, tzn);
215: } else {
216: tp = localtime(&pn->mailread);
217: t = asctime(tp);
218: tzn = tp->tm_zone;
219: printf("Mail last read %.16s %.4s (%s)\n", t, t + 20, tzn);
220: }
221: }
222:
1.4 kstailey 223: int
1.7 deraadt 224: demi_print(char *str, int oddfield)
1.1 deraadt 225: {
226: static int lenlast;
227: int lenthis, maxlen;
228:
229: lenthis = strlen(str);
230: if (oddfield) {
231: /*
232: * We left off on an odd number of fields. If we haven't
233: * crossed the midpoint of the screen, and we have room for
234: * the next field, print it on the same line; otherwise,
235: * print it on a new line.
236: *
237: * Note: we insist on having the right hand fields start
238: * no less than 5 tabs out.
239: */
240: maxlen = 5 * TAB_LEN;
241: if (maxlen < lenlast)
242: maxlen = lenlast;
243: if (((((maxlen / TAB_LEN) + 1) * TAB_LEN) +
244: lenthis) <= LINE_LEN) {
245: while(lenlast < (4 * TAB_LEN)) {
246: putchar('\t');
247: lenlast += TAB_LEN;
248: }
249: (void)printf("\t%s\n", str); /* force one tab */
250: } else {
251: (void)printf("\n%s", str); /* go to next line */
252: oddfield = !oddfield; /* this'll be undone below */
253: }
254: } else
255: (void)printf("%s", str);
256: oddfield = !oddfield; /* toggle odd/even marker */
257: lenlast = lenthis;
1.8 tedu 258: return (oddfield);
1.1 deraadt 259: }
260:
1.4 kstailey 261: int
1.7 deraadt 262: show_text(char *directory, char *file_name, char *header)
1.1 deraadt 263: {
1.4 kstailey 264: int ch, lastc;
265: FILE *fp;
1.1 deraadt 266:
1.4 kstailey 267: lastc = 0;
268: (void)snprintf(tbuf, sizeof(tbuf), "%s/%s", directory, file_name);
1.1 deraadt 269: if ((fp = fopen(tbuf, "r")) == NULL)
1.8 tedu 270: return (0);
1.1 deraadt 271: (void)printf("%s\n", header);
272: while ((ch = getc(fp)) != EOF)
273: vputc(lastc = ch);
274: if (lastc != '\n')
275: (void)putchar('\n');
276: (void)fclose(fp);
1.8 tedu 277: return (1);
1.1 deraadt 278: }
279:
1.4 kstailey 280: void
1.7 deraadt 281: vputc(int ch)
1.1 deraadt 282: {
1.4 kstailey 283: char visout[5], *s2;
1.1 deraadt 284:
1.3 deraadt 285: ch = toascii(ch);
286: vis(visout, ch, VIS_SAFE|VIS_NOSLASH, 0);
287: for (s2 = visout; *s2; s2++)
288: (void)putchar(*s2);
1.1 deraadt 289: }
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