xref: /freebsd/contrib/telnet/libtelnet/getent.c (revision 57718be8fa0bd5edc11ab9a72e68cc71982939a6)
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. All advertising materials mentioning features or use of this software
14  *    must display the following acknowledgement:
15  *	This product includes software developed by the University of
16  *	California, Berkeley and its contributors.
17  * 4. Neither the name of the University nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  */
33 
34 #include <sys/cdefs.h>
35 
36 __FBSDID("$FreeBSD$");
37 
38 #ifndef lint
39 #if 0
40 static char sccsid[] = "@(#)getent.c	8.2 (Berkeley) 12/15/93";
41 #endif
42 #endif /* not lint */
43 
44 #include <stdlib.h>
45 #include <string.h>
46 
47 #include "misc-proto.h"
48 
49 static char *area;
50 static char gettytab[] = "/etc/gettytab";
51 
52 /*ARGSUSED*/
53 int
54 getent(char *cp __unused, const char *name)
55 {
56 	int retval;
57 	char *tempnam, *dba[2] = { gettytab, NULL };
58 
59 	tempnam = strdup(name);
60 	retval =  cgetent(&area, dba, tempnam) == 0 ? 1 : 0;
61 	free(tempnam);
62 	return(retval);
63 }
64 
65 /*ARGSUSED*/
66 char *
67 Getstr(const char *id, char **cpp __unused)
68 {
69 	int retval;
70 	char *answer, *tempid;
71 
72 	tempid = strdup(id);
73 	retval = cgetstr(area, tempid, &answer);
74 	free(tempid);
75 	return((retval > 0) ? answer : NULL);
76 }
77