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1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef REMOTING_SIGNALING_JINGLE_INFO_REQUEST_H_ | |
6 #define REMOTING_SIGNALING_JINGLE_INFO_REQUEST_H_ | |
7 | |
8 #include <set> | |
9 #include <string> | |
10 #include <vector> | |
11 | |
12 #include "base/callback.h" | |
13 #include "base/macros.h" | |
14 #include "base/memory/scoped_ptr.h" | |
15 #include "remoting/signaling/iq_sender.h" | |
16 | |
17 namespace buzz { | |
18 class XmlElement; | |
19 } // namespace buzz | |
20 | |
21 namespace rtc { | |
22 class SocketAddress; | |
23 } // namespace rtc | |
24 | |
25 namespace remoting { | |
26 | |
27 class SignalStrategy; | |
28 | |
29 // JingleInfoRequest handles requesting STUN/Relay information from | |
30 // the Google Talk network. The query is made when Send() is | |
31 // called. The callback given to Send() is called when response to the | |
32 // request is received. | |
33 // | |
34 // This class is not threadsafe and should be used on the same thread it is | |
35 // created on. | |
36 class JingleInfoRequest { | |
37 public: | |
38 // Callback to receive the Jingle configuration settings. All fields are empty | |
39 // if the request has timed out. | |
40 typedef base::Callback<void(const std::string& relay_token, | |
41 const std::vector<std::string>& relay_servers, | |
42 const std::vector<rtc::SocketAddress>& | |
43 stun_servers)> OnJingleInfoCallback; | |
44 | |
45 explicit JingleInfoRequest(SignalStrategy* signal_strategy); | |
46 virtual ~JingleInfoRequest(); | |
47 | |
48 void Send(const OnJingleInfoCallback& callback); | |
49 | |
50 private: | |
51 struct PendingDnsRequest; | |
52 | |
53 void OnResponse(IqRequest* request, const buzz::XmlElement* stanza); | |
54 | |
55 IqSender iq_sender_; | |
56 scoped_ptr<IqRequest> request_; | |
57 OnJingleInfoCallback on_jingle_info_cb_; | |
58 | |
59 DISALLOW_COPY_AND_ASSIGN(JingleInfoRequest); | |
60 }; | |
61 | |
62 } // namespace remoting | |
63 | |
64 #endif // REMOTING_SIGNALING_JINGLE_INFO_REQUEST_H_ | |
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