henrike@webrtc.org | 0e118e7 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 1 | /* |
| 2 | * libjingle |
| 3 | * Copyright 2008, Google Inc. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions are met: |
| 7 | * |
| 8 | * 1. Redistributions of source code must retain the above copyright notice, |
| 9 | * this list of conditions and the following disclaimer. |
| 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
| 11 | * this list of conditions and the following disclaimer in the documentation |
| 12 | * and/or other materials provided with the distribution. |
| 13 | * 3. The name of the author may not be used to endorse or promote products |
| 14 | * derived from this software without specific prior written permission. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
| 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 26 | */ |
| 27 | |
| 28 | #ifndef TALK_BASE_NETHELPERS_H_ |
| 29 | #define TALK_BASE_NETHELPERS_H_ |
| 30 | |
| 31 | #ifdef POSIX |
| 32 | #include <netdb.h> |
pbos@webrtc.org | b951827 | 2014-03-07 15:22:04 +0000 | [diff] [blame] | 33 | #include <stddef.h> |
henrike@webrtc.org | 0e118e7 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 34 | #elif WIN32 |
| 35 | #include <winsock2.h> // NOLINT |
| 36 | #endif |
| 37 | |
| 38 | #include <list> |
| 39 | |
sergeyu@chromium.org | 19da465 | 2013-11-13 22:48:52 +0000 | [diff] [blame] | 40 | #include "talk/base/asyncresolverinterface.h" |
henrike@webrtc.org | 0e118e7 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 41 | #include "talk/base/signalthread.h" |
| 42 | #include "talk/base/sigslot.h" |
| 43 | #include "talk/base/socketaddress.h" |
| 44 | |
| 45 | namespace talk_base { |
| 46 | |
sergeyu@chromium.org | 19da465 | 2013-11-13 22:48:52 +0000 | [diff] [blame] | 47 | class AsyncResolverTest; |
| 48 | |
henrike@webrtc.org | 0e118e7 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 49 | // AsyncResolver will perform async DNS resolution, signaling the result on |
sergeyu@chromium.org | 19da465 | 2013-11-13 22:48:52 +0000 | [diff] [blame] | 50 | // the SignalDone from AsyncResolverInterface when the operation completes. |
| 51 | class AsyncResolver : public SignalThread, public AsyncResolverInterface { |
henrike@webrtc.org | 0e118e7 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 52 | public: |
| 53 | AsyncResolver(); |
sergeyu@chromium.org | 19da465 | 2013-11-13 22:48:52 +0000 | [diff] [blame] | 54 | virtual ~AsyncResolver() {} |
henrike@webrtc.org | 0e118e7 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 55 | |
sergeyu@chromium.org | 19da465 | 2013-11-13 22:48:52 +0000 | [diff] [blame] | 56 | virtual void Start(const SocketAddress& addr); |
| 57 | virtual bool GetResolvedAddress(int family, SocketAddress* addr) const; |
| 58 | virtual int GetError() const { return error_; } |
| 59 | virtual void Destroy(bool wait) { SignalThread::Destroy(wait); } |
| 60 | |
henrike@webrtc.org | 0e118e7 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 61 | const std::vector<IPAddress>& addresses() const { return addresses_; } |
henrike@webrtc.org | 0e118e7 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 62 | void set_error(int error) { error_ = error; } |
| 63 | |
henrike@webrtc.org | 0e118e7 | 2013-07-10 00:45:36 +0000 | [diff] [blame] | 64 | protected: |
| 65 | virtual void DoWork(); |
| 66 | virtual void OnWorkDone(); |
| 67 | |
| 68 | private: |
| 69 | SocketAddress addr_; |
| 70 | std::vector<IPAddress> addresses_; |
| 71 | int error_; |
| 72 | }; |
| 73 | |
| 74 | // talk_base namespaced wrappers for inet_ntop and inet_pton so we can avoid |
| 75 | // the windows-native versions of these. |
| 76 | const char* inet_ntop(int af, const void *src, char* dst, socklen_t size); |
| 77 | int inet_pton(int af, const char* src, void *dst); |
| 78 | |
| 79 | bool HasIPv6Enabled(); |
| 80 | } // namespace talk_base |
| 81 | |
| 82 | #endif // TALK_BASE_NETHELPERS_H_ |