| // Copyright (c) 2011 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_HOST_SUPPORT_HOST_REGISTER_QUERY_H_ |
| #define REMOTING_HOST_SUPPORT_HOST_REGISTER_QUERY_H_ |
| |
| #include <string> |
| |
| #include "base/callback.h" |
| #include "base/memory/ref_counted.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "remoting/host/host_key_pair.h" |
| #include "remoting/host/host_status_observer.h" |
| #include "testing/gtest/include/gtest/gtest_prod.h" |
| |
| class MessageLoop; |
| |
| namespace buzz { |
| class XmlElement; |
| } // namespace buzz |
| |
| namespace base { |
| class TimeDelta; |
| } // namespace base |
| |
| namespace remoting { |
| |
| class IqRequest; |
| class MutableHostConfig; |
| |
| // RegisterSupportHostRequest sends support host registeration request |
| // to the Chromoting Bot. It listens to the status of the host using |
| // HostStatusObserver interface and sends the request when signalling |
| // channel is connected. When a response is received from the bot, it |
| // calls the callback specified in the Init() method. |
| class RegisterSupportHostRequest : public HostStatusObserver { |
| public: |
| // First parameter is set to true on success. Second parameter is |
| // the new SessionID received from the bot. Third parameter is the |
| // amount of time until that id expires. |
| typedef base::Callback<void(bool, const std::string&, |
| const base::TimeDelta&)> RegisterCallback; |
| |
| RegisterSupportHostRequest(); |
| virtual ~RegisterSupportHostRequest(); |
| |
| // Provide the configuration to use to register the host, and a |
| // callback to invoke when a registration response is received. |
| // |callback| is called when registration response is received from |
| // the server. Ownership of |callback| is given to the request |
| // object. Caller must ensure that the callback object is valid |
| // while signalling connection exists. Returns false on falure |
| // (e.g. config is invalid). Callback is never called if the bot |
| // malfunctions and doesn't respond to the request. |
| bool Init(HostConfig* config, const RegisterCallback& callback); |
| |
| // HostStatusObserver implementation. |
| virtual void OnSignallingConnected(SignalStrategy* signal_strategy, |
| const std::string& full_jid) OVERRIDE; |
| virtual void OnSignallingDisconnected() OVERRIDE; |
| virtual void OnClientAuthenticated( |
| remoting::protocol::ConnectionToClient* client) OVERRIDE; |
| virtual void OnClientDisconnected( |
| remoting::protocol::ConnectionToClient* client) OVERRIDE; |
| virtual void OnAccessDenied() OVERRIDE; |
| virtual void OnShutdown() OVERRIDE; |
| |
| private: |
| void DoSend(); |
| |
| // Caller owns the result. |
| buzz::XmlElement* CreateRegistrationRequest(const std::string& jid); |
| buzz::XmlElement* CreateSignature(const std::string& jid); |
| |
| void ProcessResponse(const buzz::XmlElement* response); |
| bool ParseResponse(const buzz::XmlElement* response, |
| std::string* support_id, base::TimeDelta* lifetime); |
| |
| MessageLoop* message_loop_; |
| RegisterCallback callback_; |
| scoped_ptr<IqRequest> request_; |
| HostKeyPair key_pair_; |
| |
| DISALLOW_COPY_AND_ASSIGN(RegisterSupportHostRequest); |
| }; |
| |
| } // namespace remoting |
| |
| #endif // REMOTING_HOST_SUPPORT_HOST_REGISTER_QUERY_H_ |