1/*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 2003 Networks Associates Technology, Inc.
5 * All rights reserved.
6 *
7 * This software was developed for the FreeBSD Project by
8 * Jacques A. Vidrine, Safeport Network Services, and Network
9 * Associates Laboratories, the Security Research Division of Network
10 * Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035
11 * ("CBOSS"), as part of the DARPA CHATS research program.
12 *
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
15 * are met:
16 * 1. Redistributions of source code must retain the above copyright
17 *    notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 *    notice, this list of conditions and the following disclaimer in the
20 *    documentation and/or other materials provided with the distribution.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 *
34 * Compatibility header for the GNU C Library-style nsswitch interface.
35 */
36#ifndef _NSS_H_
37#define _NSS_H_
38
39#include <nsswitch.h>
40
41enum nss_status {
42	NSS_STATUS_TRYAGAIN = -2,
43	NSS_STATUS_UNAVAIL,
44	NSS_STATUS_NOTFOUND,
45	NSS_STATUS_SUCCESS,
46	NSS_STATUS_RETURN
47};
48
49#define __nss_compat_result(rv, err)		\
50((rv == NSS_STATUS_TRYAGAIN && err == ERANGE) ? NS_RETURN : \
51 (rv == NSS_STATUS_TRYAGAIN) ? NS_TRYAGAIN :	\
52 (rv == NSS_STATUS_UNAVAIL)  ? NS_UNAVAIL  :	\
53 (rv == NSS_STATUS_NOTFOUND) ? NS_NOTFOUND :	\
54 (rv == NSS_STATUS_SUCCESS)  ? NS_SUCCESS  :	\
55 (rv == NSS_STATUS_RETURN)   ? NS_RETURN   : 0)
56
57#endif
58