1 files changed, 361 insertions, 0 deletions

diff --git a/finger/lprint.c b/finger/lprint.c
new file mode 100644
index 0000000..8b9069c
--- /dev/null
+++ b/finger/lprint.c
@@ -0,0 +1,361 @@
+/*
+ * Copyright (c) 1989 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Tony Nardo of the Johns Hopkins University/Applied Physics Lab.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+/*
+ * from: @(#)lprint.c	5.13 (Berkeley) 10/31/90
+ */
+char lprint_rcsid[] = 
+  "$Id: lprint.c,v 1.11 1999/09/14 10:51:11 dholland Exp $";
+
+#include <stdio.h>
+#include <ctype.h>
+#include <paths.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/file.h>
+#include <sys/stat.h>
+#include <sys/time.h>
+#include "finger.h"
+
+static void lprint(PERSON *pn);
+static int demi_print(char *str, int oddfield);
+static int show_text(const char *directory, const char *file_name, 
+		     const char *header);
+
+#define	LINE_LEN	80
+#define	TAB_LEN		8		/* 8 spaces between tabs */
+#define	_PATH_FORWARD	".forward"
+#define	_PATH_PLAN	".plan"
+#define	_PATH_PROJECT	".project"
+#define _PATH_PGPKEY	".pgpkey"
+
+void 
+lflag_print(void)
+{
+	register PERSON *pn = phead;
+	while (1) {
+		lprint(pn);
+		if (!pplan) {
+			show_text(pn->dir, _PATH_PGPKEY, "PGP key:\n");
+			show_text(pn->dir, _PATH_PROJECT, "Project:\n");
+			if (!show_text(pn->dir, _PATH_PLAN, "Plan:\n")) {
+				xprintf("No Plan.\n");
+			}
+		}
+		if (!(pn = pn->next))
+			break;
+		xputc('\n');
+	}
+}
+
+static void
+lprint(PERSON *pn)
+{
+	struct tm *delta, *tp;
+	WHERE *w;
+	int cpr, len, maxlen;
+	int oddfield;
+	char timebuf[128];
+
+	/*
+	 * long format --
+	 *	login name
+	 *	real name
+	 *	home directory
+	 *	shell
+	 *	office, office phone, home phone if available
+	 */
+	xprintf("Login: %-15s\t\t\tName: %s\nDirectory: %-25s",
+		pn->name, pn->realname, pn->dir);
+	xprintf("\tShell: %-s\n", *pn->shell ? pn->shell : _PATH_BSHELL);
+
+	/*
+	 * try and print office, office phone, and home phone on one line;
+	 * if that fails, do line filling so it looks nice.
+	 */
+#define	OFFICE_TAG		"Office"
+#define	OFFICE_PHONE_TAG	"Office Phone"
+	oddfield = 0;
+	if (pn->office && pn->officephone &&
+	    strlen(pn->office) + strlen(pn->officephone) +
+	    sizeof(OFFICE_TAG) + 2 <= 5 * TAB_LEN) 
+	{
+		snprintf(tbuf, TBUFLEN, "%s: %s, %s", OFFICE_TAG, pn->office,
+			 prphone(pn->officephone));
+		oddfield = demi_print(tbuf, oddfield);
+	} 
+	else {
+		if (pn->office) {
+			snprintf(tbuf, TBUFLEN, "%s: %s", OFFICE_TAG, 
+				 pn->office);
+			oddfield = demi_print(tbuf, oddfield);
+		}
+		if (pn->officephone) {
+			snprintf(tbuf, TBUFLEN, "%s: %s", OFFICE_PHONE_TAG,
+				 prphone(pn->officephone));
+			oddfield = demi_print(tbuf, oddfield);
+		}
+	}
+	if (pn->homephone) {
+		snprintf(tbuf, TBUFLEN, "%s: %s", "Home Phone",
+			 prphone(pn->homephone));
+		oddfield = demi_print(tbuf, oddfield);
+	}
+	if (oddfield) xputc('\n');
+
+	/*
+	 * long format con't: * if logged in
+	 *	terminal
+	 *	idle time
+	 *	if messages allowed
+	 *	where logged in from
+	 * if not logged in
+	 *	when last logged in
+	 */
+	/* find out longest device name for this user for formatting */
+	for (w = pn->whead, maxlen = -1; w != NULL; w = w->next)
+		if ((len = strlen(w->tty)) > maxlen)
+			maxlen = len;
+	/* find rest of entries for user */
+	for (w = pn->whead; w != NULL; w = w->next) {
+		switch (w->info) {
+		  case LOGGEDIN:
+			tp = localtime(&w->loginat);
+			/*
+			 * t = asctime(tp);
+			 * tzset();
+			 * tzn = tzname[daylight];
+			 * cpr = printf("On since %.16s (%s) on %s",
+			 *   t, tzn, w->tty);
+			 */
+			strftime(timebuf, sizeof(timebuf), 
+				 "%a %b %e %R (%Z)", tp);
+			cpr = xprintf("On since %s on %s", timebuf, w->tty);
+			if (*w->host) {
+				cpr += xprintf(" from %s", w->host);
+			}
+			/*
+			 * idle time is tough; if have one, print a comma,
+			 * then spaces to pad out the device name, then the
+			 * idle time.  Follow with a comma if a remote login.
+			 */
+			delta = gmtime(&w->idletime);
+			if (delta->tm_yday || delta->tm_hour
+			    || delta->tm_min || delta->tm_sec) {
+				if (*w->host)
+				    xputc('\n');
+				cpr += xprintf("%-*s",
+				    (int) (maxlen - strlen(w->tty) + 3), "");
+				if (delta->tm_yday > 0) {
+					cpr += xprintf("%d day%s ",
+					   delta->tm_yday,
+					   delta->tm_yday == 1 ? "" : "s");
+				}
+				if (delta->tm_hour > 0) {
+					cpr += xprintf("%d hour%s ",
+					   delta->tm_hour,
+					   delta->tm_hour == 1 ? "" : "s");
+				}
+				if ((delta->tm_min > 0) && !delta->tm_yday) {
+					cpr += xprintf("%d minute%s ",
+					   delta->tm_min,
+					   delta->tm_min == 1 ? "" : "s");
+				}
+				if ((delta->tm_sec > 0) && !delta->tm_yday
+				     && !delta->tm_hour) {
+					cpr += xprintf("%d second%s ",
+					   delta->tm_sec,
+					   delta->tm_sec == 1 ? "" : "s");
+				}
+				cpr += xprintf("idle");
+			}
+			if (!w->writable) {
+				if (delta->tm_yday || delta->tm_hour
+				    || delta->tm_min || delta->tm_sec)
+					cpr += xprintf("\n    ");
+				cpr += xprintf(" (messages off)");
+			}
+			break;
+		case LASTLOG:
+			if (w->loginat == 0) {
+				(void)xprintf("Never logged in.");
+				break;
+			}
+			tp = localtime(&w->loginat);
+			/*
+			 * t = asctime(tp);
+			 * tzset();
+			 * tzn = tzname[daylight];
+			 * if(now - w->loginat > SECSPERDAY * DAYSPERNYEAR / 2)
+			 *	cpr =
+			 *	    printf("Last login %.16s %.4s (%s) on %s",
+			 *	    t, t + 20, tzn, w->tty);
+			 * else
+			 *	cpr = printf("Last login %.16s (%s) on %s",
+			 *	    t, tzn, w->tty);
+			 */
+			if (now - w->loginat < SECSPERDAY * DAYSPERNYEAR / 2) {
+				strftime(timebuf, sizeof(timebuf), 
+					 "%a %b %e %R (%Z)", tp);
+			}
+			else {
+				strftime(timebuf, sizeof(timebuf), 
+					 "%a %b %e %R %Y (%Z)", tp);
+			}
+			cpr = xprintf("Last login %s on %s", timebuf, w->tty);
+			if (*w->host) {
+				cpr += xprintf(" from %s", w->host);
+			}
+			break;
+		}
+		xputc('\n');
+	}
+
+	/* If the user forwards mail elsewhere, tell us about it */
+	show_text(pn->dir, _PATH_FORWARD, "Mail forwarded to ");
+
+	/* Print the standard mailbox information. */
+		if (pn->mailrecv == -1)
+			xprintf("No mail.\n");
+		else if (pn->mailrecv > pn->mailread) {
+			tp = localtime(&pn->mailrecv);
+			/*
+			 * t = asctime(tp);
+			 * tzset();
+			 * tzn = tzname[daylight];
+			 * printf("New mail received %.16s %.4s (%s)\n", t,
+			 *      t + 20, tzn);
+			 */
+			strftime(timebuf, sizeof(timebuf), 
+				 "%a %b %e %R %Y (%Z)", tp);
+			xprintf("New mail received %s\n", timebuf);
+			tp = localtime(&pn->mailread);
+			/*
+			 * t = asctime(tp);
+			 * tzset();
+			 * tzn = tzname[daylight];
+			 * printf("     Unread since %.16s %.4s (%s)\n", t,
+			 *      t + 20, tzn);
+			 */
+			strftime(timebuf, sizeof(timebuf), 
+				 "%a %b %e %R %Y (%Z)", tp);
+			xprintf("     Unread since %s\n", timebuf);
+		} else {
+			tp = localtime(&pn->mailread);
+			/*
+			 * t = asctime(tp);
+			 * tzset();
+			 * tzn = tzname[daylight];
+			 * printf("Mail last read %.16s %.4s (%s)\n", t,
+			 *      t + 20, tzn);
+			 */
+			strftime(timebuf, sizeof(timebuf), 
+				 "%a %b %e %R %Y (%Z)", tp);
+			xprintf("Mail last read %s\n", timebuf);
+		}
+}
+
+static int
+demi_print(char *str, int oddfield)
+{
+	static int lenlast;
+	int lenthis, maxlen;
+
+	lenthis = strlen(str);
+	if (oddfield) {
+		/*
+		 * We left off on an odd number of fields.  If we haven't
+		 * crossed the midpoint of the screen, and we have room for
+		 * the next field, print it on the same line; otherwise,
+		 * print it on a new line.
+		 *
+		 * Note: we insist on having the right hand fields start
+		 * no less than 5 tabs out.
+		 */
+		maxlen = 5 * TAB_LEN;
+		if (maxlen < lenlast)
+			maxlen = lenlast;
+		if (((((maxlen / TAB_LEN) + 1) * TAB_LEN) +
+		    lenthis) <= LINE_LEN) {
+			while(lenlast < (4 * TAB_LEN)) {
+				xputc('\t');
+				lenlast += TAB_LEN;
+			}
+			(void)xprintf("\t%s\n", str);	/* force one tab */
+		} else {
+			(void)xprintf("\n%s", str);	/* go to next line */
+			oddfield = !oddfield;	/* this'll be undone below */
+		}
+	} else
+		(void)xprintf("%s", str);
+	oddfield = !oddfield;			/* toggle odd/even marker */
+	lenlast = lenthis;
+	return(oddfield);
+}
+
+static int
+show_text(const char *directory, const char *file_name, const char *header)
+{
+	int ch, lastc = 0, fd;
+	FILE *fp;
+	struct stat sbuf1, sbuf2;
+
+	snprintf(tbuf, TBUFLEN, "%s/%s", directory, file_name);
+
+	if (lstat(tbuf, &sbuf1) || !S_ISREG(sbuf1.st_mode)) return 0;
+	fd = open(tbuf, O_RDONLY);
+	if (fd<0) return 0;
+	if (fstat(fd, &sbuf2)) { close(fd); return 0; }
+	/* if we didn't get the same file both times, bail */
+	if (sbuf1.st_dev!=sbuf2.st_dev || sbuf1.st_ino!=sbuf2.st_ino) {
+		close(fd);
+		return 0;
+	}
+	fp = fdopen(fd, "r");
+	if (fp == NULL) { close(fd); return 0; }
+
+	xprintf("%s", header);
+	while ((ch = getc(fp)) != EOF) {
+		xputc(ch);
+		lastc = ch;
+	}
+	if (lastc != '\n') xputc('\n');
+
+	fclose(fp);
+	return 1;
+}
+