59 lines
2.6 KiB
C
59 lines
2.6 KiB
C
/*
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* Copyright (C) 2008 The Android Open Source Project
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _RESOLV_CACHE_H_
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#define _RESOLV_CACHE_H_
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#include <netdb.h>
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const struct hostent _resolv_hostent_none;
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#define _RESOLV_HOSTENT_NONE ((struct hostent*)&_resolv_hostent_none)
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struct resolv_cache; /* forward */
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extern struct resolv_cache* __get_res_cache(void);
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extern struct hostent** __get_res_cache_hostent_p(void);
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extern struct resolv_cache* _resolv_cache_get( void );
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extern struct resolv_cache* _resolv_cache_create( void );
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extern void _resolv_cache_destroy( struct resolv_cache* cache );
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extern struct hostent* _resolv_cache_lookup( struct resolv_cache* cache,
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const char* name,
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int af );
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extern void _resolv_cache_add( struct resolv_cache* cache,
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const char* name,
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int af,
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struct hostent* hp );
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extern struct hostent* _resolv_hostent_copy( struct hostent* hp );
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extern void _resolv_hostent_free( struct hostent* hp );
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#endif /* _RESOLV_CACHE_H_ */
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