include/nss.h

   1 /*-
   2  * Copyright (c) 2003 Networks Associates Technology, Inc.
   3  * All rights reserved.
   4  *
   5  * This software was developed for the FreeBSD Project by
   6  * Jacques A. Vidrine, Safeport Network Services, and Network
   7  * Associates Laboratories, the Security Research Division of Network
   8  * Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035
   9  * ("CBOSS"), as part of the DARPA CHATS research program.
  10  *
  11  * Redistribution and use in source and binary forms, with or without
  12  * modification, are permitted provided that the following conditions
  13  * are met:
  14  * 1. Redistributions of source code must retain the above copyright
  15  *    notice, this list of conditions and the following disclaimer.
  16  * 2. Redistributions in binary form must reproduce the above copyright
  17  *    notice, this list of conditions and the following disclaimer in the
  18  *    documentation and/or other materials provided with the distribution.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  30  * SUCH DAMAGE.
  31  *
  32  * $FreeBSD: src/include/nss.h,v 1.2 2004/01/09 13:43:49 nectar Exp $
  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
  41 enum 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