xref: /freebsd/contrib/telnet/libtelnet/getent.c (revision 031beb4e239bfce798af17f5fe8dba8bcaf13d99)
1 /*-
2  * Copyright (c) 1991, 1993
3  *	The Regents of the University of California.  All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. Neither the name of the University nor the names of its contributors
14  *    may be used to endorse or promote products derived from this software
15  *    without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  */
29 
30 #include <sys/cdefs.h>
31 
32 __FBSDID("$FreeBSD$");
33 
34 #ifndef lint
35 #if 0
36 static char sccsid[] = "@(#)getent.c	8.2 (Berkeley) 12/15/93";
37 #endif
38 #endif /* not lint */
39 
40 #include <stdlib.h>
41 #include <string.h>
42 
43 #include "misc-proto.h"
44 
45 static char *area;
46 static char gettytab[] = "/etc/gettytab";
47 
48 /*ARGSUSED*/
49 int
50 getent(char *cp __unused, const char *name)
51 {
52 	int retval;
53 	char *tempnam, *dba[2] = { gettytab, NULL };
54 
55 	tempnam = strdup(name);
56 	retval =  cgetent(&area, dba, tempnam) == 0 ? 1 : 0;
57 	free(tempnam);
58 	return(retval);
59 }
60 
61 /*ARGSUSED*/
62 char *
63 Getstr(const char *id, char **cpp __unused)
64 {
65 	int retval;
66 	char *answer, *tempid;
67 
68 	tempid = strdup(id);
69 	retval = cgetstr(area, tempid, &answer);
70 	free(tempid);
71 	return((retval > 0) ? answer : NULL);
72 }
73