| /* |
| * libjingle |
| * Copyright 2008, Google Inc. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright notice, |
| * this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation |
| * and/or other materials provided with the distribution. |
| * 3. The name of the author may not be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
| * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef TALK_BASE_NETHELPERS_H_ |
| #define TALK_BASE_NETHELPERS_H_ |
| |
| #ifdef POSIX |
| #include <netdb.h> |
| #include <stddef.h> |
| #elif WIN32 |
| #include <winsock2.h> // NOLINT |
| #endif |
| |
| #include <list> |
| |
| #include "talk/base/asyncresolverinterface.h" |
| #include "talk/base/signalthread.h" |
| #include "talk/base/sigslot.h" |
| #include "talk/base/socketaddress.h" |
| |
| namespace talk_base { |
| |
| class AsyncResolverTest; |
| |
| // AsyncResolver will perform async DNS resolution, signaling the result on |
| // the SignalDone from AsyncResolverInterface when the operation completes. |
| class AsyncResolver : public SignalThread, public AsyncResolverInterface { |
| public: |
| AsyncResolver(); |
| virtual ~AsyncResolver() {} |
| |
| virtual void Start(const SocketAddress& addr); |
| virtual bool GetResolvedAddress(int family, SocketAddress* addr) const; |
| virtual int GetError() const { return error_; } |
| virtual void Destroy(bool wait) { SignalThread::Destroy(wait); } |
| |
| const std::vector<IPAddress>& addresses() const { return addresses_; } |
| void set_error(int error) { error_ = error; } |
| |
| protected: |
| virtual void DoWork(); |
| virtual void OnWorkDone(); |
| |
| private: |
| SocketAddress addr_; |
| std::vector<IPAddress> addresses_; |
| int error_; |
| }; |
| |
| // talk_base namespaced wrappers for inet_ntop and inet_pton so we can avoid |
| // the windows-native versions of these. |
| const char* inet_ntop(int af, const void *src, char* dst, socklen_t size); |
| int inet_pton(int af, const char* src, void *dst); |
| |
| bool HasIPv6Enabled(); |
| } // namespace talk_base |
| |
| #endif // TALK_BASE_NETHELPERS_H_ |