| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef REMOTING_JINGLE_GLUE_JINGLE_INFO_REQUEST_H_ |
| #define REMOTING_JINGLE_GLUE_JINGLE_INFO_REQUEST_H_ |
| |
| #include <set> |
| #include <string> |
| #include <vector> |
| |
| #include "base/basictypes.h" |
| #include "base/callback.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "remoting/jingle_glue/iq_sender.h" |
| #include "third_party/libjingle/source/talk/base/sigslot.h" |
| |
| namespace buzz { |
| class XmlElement; |
| } // namespace buzz |
| |
| namespace talk_base { |
| class SocketAddress; |
| } // namespace talk_base |
| |
| namespace remoting { |
| |
| class SignalStrategy; |
| |
| // JingleInfoRequest handles requesting STUN/Relay information from |
| // the Google Talk network. The query is made when Send() is |
| // called. The callback given to Send() is called when response to the |
| // request is received. |
| // |
| // This class is not threadsafe and should be used on the same thread it is |
| // created on. |
| // |
| // TODO(ajwong): Add support for a timeout. |
| class JingleInfoRequest : public sigslot::has_slots<> { |
| public: |
| // Callback to receive the Jingle configuration settings. The arguments are |
| // passed by pointer so the receive may call swap on them. The receiver does |
| // NOT own the arguments, which are guaranteed only to be alive for the |
| // duration of the callback. |
| typedef base::Callback<void ( |
| const std::string&, const std::vector<std::string>&, |
| const std::vector<talk_base::SocketAddress>&)> OnJingleInfoCallback; |
| |
| explicit JingleInfoRequest(SignalStrategy* signal_strategy); |
| virtual ~JingleInfoRequest(); |
| |
| void Send(const OnJingleInfoCallback& callback); |
| |
| private: |
| struct PendingDnsRequest; |
| |
| void OnResponse(IqRequest* request, const buzz::XmlElement* stanza); |
| |
| IqSender iq_sender_; |
| scoped_ptr<IqRequest> request_; |
| OnJingleInfoCallback on_jingle_info_cb_; |
| |
| DISALLOW_COPY_AND_ASSIGN(JingleInfoRequest); |
| }; |
| |
| } // namespace remoting |
| |
| #endif // REMOTING_JINGLE_GLUE_JINGLE_INFO_REQUEST_H_ |