1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright (c) 1986-1992,2001 by Sun Microsystems, Inc.
24 * All rights reserved.
25 */
26
27 #pragma ident "%Z%%M% %I% %E% SMI"
28
29 #include <netdb.h>
30 #include <nss_dbdefs.h>
31
32
33 #ifdef NSS_INCLUDE_UNSAFE
34
35 /*
36 * Ye olde non-reentrant interface (MT-unsafe, caveat utor)
37 */
38
39 /*
40 * Don't free this, even on an endprotoent(), because bitter experience shows
41 * that there's production code that does getXXXbyYYY(), then endXXXent(),
42 * and then continues to use the pointer it got back.
43 */
44 static nss_XbyY_buf_t *buffer;
45 #define GETBUF() \
46 NSS_XbyY_ALLOC(&buffer, (int)sizeof (struct protoent), NSS_BUFLEN_PROTOCOLS)
47 /* === ?? set ENOMEM on failure? */
48
49 struct protoent *
getprotobyname(const char * nam)50 getprotobyname(const char *nam)
51 {
52 nss_XbyY_buf_t *b;
53 struct protoent *res = 0;
54
55 if ((b = GETBUF()) != 0) {
56 res = getprotobyname_r(nam, b->result, b->buffer, b->buflen);
57 }
58 return (res);
59 }
60
61 struct protoent *
getprotobynumber(int proto)62 getprotobynumber(int proto)
63 {
64 nss_XbyY_buf_t *b;
65 struct protoent *res = 0;
66
67 if ((b = GETBUF()) != 0) {
68 res = getprotobynumber_r(proto, b->result,
69 b->buffer, b->buflen);
70 }
71 return (res);
72 }
73
74 struct protoent *
getprotoent()75 getprotoent()
76 {
77 nss_XbyY_buf_t *b;
78 struct protoent *res = 0;
79
80 if ((b = GETBUF()) != 0) {
81 res = getprotoent_r(b->result, b->buffer, b->buflen);
82 }
83 return (res);
84 }
85
86 #endif /* NSS_INCLUDE_UNSAFE */
87