9773fa3ffd
Remove code duplication and fall back to trying directly if the proxy isn't available. With this, tests still work if netd is dead (perhaps because you've run "adb shell stop", or because you're running on the host). Bug: 18547878 Change-Id: Ia4a9aa18b1fc79e09735107246989fa7fc6c8455
82 lines
3.3 KiB
C
82 lines
3.3 KiB
C
/*
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* Copyright (C) 2014 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_NETID_H
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#define _RESOLV_NETID_H
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/* This header contains declarations related to per-network DNS
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* server selection. They are used by system/netd/ and should not be
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* exposed by the C library's public NDK headers.
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*/
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#include <sys/cdefs.h>
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#include <netinet/in.h>
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#include <stdio.h>
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/*
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* Passing NETID_UNSET as the netId causes system/netd/server/DnsProxyListener.cpp to
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* fill in the appropriate default netId for the query.
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*/
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#define NETID_UNSET 0u
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/*
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* MARK_UNSET represents the default (i.e. unset) value for a socket mark.
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*/
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#define MARK_UNSET 0u
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__BEGIN_DECLS
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struct addrinfo;
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#define __used_in_netd __attribute__((visibility ("default")))
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struct hostent *android_gethostbyaddrfornet(const void *, socklen_t, int, unsigned, unsigned) __used_in_netd;
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struct hostent *android_gethostbynamefornet(const char *, int, unsigned, unsigned) __used_in_netd;
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int android_getaddrinfofornet(const char *, const char *, const struct addrinfo *, unsigned,
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unsigned, struct addrinfo **) __used_in_netd;
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/* set name servers for a network */
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extern void _resolv_set_nameservers_for_net(unsigned netid,
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const char** servers, int numservers, const char *domains) __used_in_netd;
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/* flush the cache associated with a certain network */
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extern void _resolv_flush_cache_for_net(unsigned netid) __used_in_netd;
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/* delete the cache associated with a certain network */
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extern void _resolv_delete_cache_for_net(unsigned netid) __used_in_netd;
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/* Internal use only. */
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struct hostent *android_gethostbyaddrfornet_proxy(const void *, socklen_t, int , unsigned, unsigned) __LIBC_HIDDEN__;
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int android_getnameinfofornet(const struct sockaddr *, socklen_t, char *, size_t, char *, size_t, int, unsigned, unsigned) __LIBC_HIDDEN__;
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FILE* android_open_proxy(void) __LIBC_HIDDEN__;
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/* delete the cache associated with a certain network */
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extern void _resolv_delete_cache_for_net(unsigned netid);
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__END_DECLS
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#endif /* _RESOLV_NETID_H */
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