1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  *	Copyright (c) 1988-1995 Sun Microsystems Inc
24*0Sstevel@tonic-gate  *	All Rights Reserved.
25*0Sstevel@tonic-gate  *
26*0Sstevel@tonic-gate  *	files/getprotoent.c -- "files" backend for nsswitch "protocols" database
27*0Sstevel@tonic-gate  */
28*0Sstevel@tonic-gate 
29*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
30*0Sstevel@tonic-gate 
31*0Sstevel@tonic-gate #include <netdb.h>
32*0Sstevel@tonic-gate #include "files_common.h"
33*0Sstevel@tonic-gate #include <strings.h>
34*0Sstevel@tonic-gate 
35*0Sstevel@tonic-gate static int
36*0Sstevel@tonic-gate check_name(args)
37*0Sstevel@tonic-gate 	nss_XbyY_args_t	*args;
38*0Sstevel@tonic-gate {
39*0Sstevel@tonic-gate 	struct protoent	*proto = (struct protoent *)args->returnval;
40*0Sstevel@tonic-gate 	const char		*name = args->key.name;
41*0Sstevel@tonic-gate 	char			**aliasp;
42*0Sstevel@tonic-gate 
43*0Sstevel@tonic-gate 	if (strcmp(proto->p_name, name) == 0)
44*0Sstevel@tonic-gate 		return (1);
45*0Sstevel@tonic-gate 	for (aliasp = proto->p_aliases; *aliasp != 0; aliasp++) {
46*0Sstevel@tonic-gate 		if (strcmp(*aliasp, name) == 0)
47*0Sstevel@tonic-gate 			return (1);
48*0Sstevel@tonic-gate 	}
49*0Sstevel@tonic-gate 	return (0);
50*0Sstevel@tonic-gate }
51*0Sstevel@tonic-gate 
52*0Sstevel@tonic-gate static nss_status_t
53*0Sstevel@tonic-gate getbyname(be, a)
54*0Sstevel@tonic-gate 	files_backend_ptr_t	be;
55*0Sstevel@tonic-gate 	void		*a;
56*0Sstevel@tonic-gate {
57*0Sstevel@tonic-gate 	nss_XbyY_args_t		*argp = (nss_XbyY_args_t *) a;
58*0Sstevel@tonic-gate 
59*0Sstevel@tonic-gate 	return (_nss_files_XY_all(be, argp, 1, argp->key.name, check_name));
60*0Sstevel@tonic-gate }
61*0Sstevel@tonic-gate 
62*0Sstevel@tonic-gate static int
63*0Sstevel@tonic-gate check_addr(args)
64*0Sstevel@tonic-gate 	nss_XbyY_args_t	*args;
65*0Sstevel@tonic-gate {
66*0Sstevel@tonic-gate 	struct protoent	*proto = (struct protoent *)args->returnval;
67*0Sstevel@tonic-gate 
68*0Sstevel@tonic-gate 	return (proto->p_proto == args->key.number);
69*0Sstevel@tonic-gate }
70*0Sstevel@tonic-gate 
71*0Sstevel@tonic-gate static nss_status_t
72*0Sstevel@tonic-gate getbynumber(be, a)
73*0Sstevel@tonic-gate 	files_backend_ptr_t	be;
74*0Sstevel@tonic-gate 	void		*a;
75*0Sstevel@tonic-gate {
76*0Sstevel@tonic-gate 	nss_XbyY_args_t		*argp = (nss_XbyY_args_t *) a;
77*0Sstevel@tonic-gate 	char		numstr[12];
78*0Sstevel@tonic-gate 
79*0Sstevel@tonic-gate 	sprintf(numstr, "%d", argp->key.number);
80*0Sstevel@tonic-gate 	return (_nss_files_XY_all(be, argp, 1, 0, check_addr));
81*0Sstevel@tonic-gate }
82*0Sstevel@tonic-gate 
83*0Sstevel@tonic-gate static files_backend_op_t proto_ops[] = {
84*0Sstevel@tonic-gate 	_nss_files_destr,
85*0Sstevel@tonic-gate 	_nss_files_endent,
86*0Sstevel@tonic-gate 	_nss_files_setent,
87*0Sstevel@tonic-gate 	_nss_files_getent_netdb,
88*0Sstevel@tonic-gate 	getbyname,
89*0Sstevel@tonic-gate 	getbynumber
90*0Sstevel@tonic-gate };
91*0Sstevel@tonic-gate 
92*0Sstevel@tonic-gate /*ARGSUSED*/
93*0Sstevel@tonic-gate nss_backend_t *
94*0Sstevel@tonic-gate _nss_files_protocols_constr(dummy1, dummy2, dummy3)
95*0Sstevel@tonic-gate 	const char  *dummy1, *dummy2, *dummy3;
96*0Sstevel@tonic-gate {
97*0Sstevel@tonic-gate 	return (_nss_files_constr(proto_ops,
98*0Sstevel@tonic-gate 				sizeof (proto_ops) / sizeof (proto_ops[0]),
99*0Sstevel@tonic-gate 				_PATH_PROTOCOLS,
100*0Sstevel@tonic-gate 				NSS_LINELEN_PROTOCOLS,
101*0Sstevel@tonic-gate 				NULL));
102*0Sstevel@tonic-gate }
103