nss.h
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上传日期:2009-04-28
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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 */