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/* Copyright (C) 1996, 1997, 1999 Free Software Foundation, Inc.

   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or

   modify it under the terms of the GNU Lesser General Public

   License as published by the Free Software Foundation; either

   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,

   but WITHOUT ANY WARRANTY; without even the implied warranty of

   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public

   License along with the GNU C Library; if not, write to the Free

   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA

   02111-1307 USA.  */

/* Define interface to NSS.  This is meant for the interface functions

   and for implementors of new services.  */

#ifndef _NSS_H

#define _NSS_H  1

#include <features.h>

__BEGIN_DECLS

/* Possible results of lookup using a nss_* function.  */

enum nss_status

{

  NSS_STATUS_TRYAGAIN = -2,

  NSS_STATUS_UNAVAIL,

  NSS_STATUS_NOTFOUND,

  NSS_STATUS_SUCCESS,

  NSS_STATUS_RETURN

};

/* Overwrite service selection for database DBNAME using specification

   in STRING.

   This function should only be used by system programs which have to

   work around non-existing services (e.e., while booting).

   Attention: Using this function repeatedly will slowly eat up the

   whole memory since previous selection data cannot be freed.  */

extern int __nss_configure_lookup (__const char *__dbname,

                                   __const char *__string) __THROW;

__END_DECLS

#endif /* nss.h */