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64 lines
1.8 KiB
C
64 lines
1.8 KiB
C
/* Copyright (C) 1996-2016 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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/* Define interface to NSS. This is meant for the interface functions
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and for implementors of new services. */
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#ifndef _NSS_H
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#define _NSS_H 1
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#include <features.h>
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#include <stdint.h>
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__BEGIN_DECLS
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/* Possible results of lookup using a nss_* function. */
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enum nss_status
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{
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NSS_STATUS_TRYAGAIN = -2,
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NSS_STATUS_UNAVAIL,
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NSS_STATUS_NOTFOUND,
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NSS_STATUS_SUCCESS,
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NSS_STATUS_RETURN
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};
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/* Data structure used for the 'gethostbyname4_r' function. */
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struct gaih_addrtuple
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{
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struct gaih_addrtuple *next;
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char *name;
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int family;
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uint32_t addr[4];
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uint32_t scopeid;
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};
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/* Overwrite service selection for database DBNAME using specification
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in STRING.
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This function should only be used by system programs which have to
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work around non-existing services (e.e., while booting).
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Attention: Using this function repeatedly will slowly eat up the
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whole memory since previous selection data cannot be freed. */
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extern int __nss_configure_lookup (const char *__dbname,
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const char *__string) __THROW;
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__END_DECLS
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#endif /* nss.h */
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