| // 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_HOST_REGISTER_SUPPORT_HOST_REQUEST_H_ |
| #define REMOTING_HOST_REGISTER_SUPPORT_HOST_REQUEST_H_ |
| |
| #include <memory> |
| #include <string> |
| |
| #include "base/callback.h" |
| #include "base/macros.h" |
| #include "base/memory/ref_counted.h" |
| #include "remoting/base/rsa_key_pair.h" |
| #include "remoting/protocol/errors.h" |
| #include "remoting/signaling/signal_strategy.h" |
| #include "testing/gtest/include/gtest/gtest_prod.h" |
| |
| namespace jingle_xmpp { |
| class XmlElement; |
| } // namespace jingle_xmpp |
| |
| namespace base { |
| class TimeDelta; |
| } // namespace base |
| |
| namespace remoting { |
| |
| class IqRequest; |
| class IqSender; |
| |
| // RegisterSupportHostRequest sends a request to register the host for |
| // a SupportID, as soon as the associated SignalStrategy becomes |
| // connected. When a response is received from the bot, it calls the |
| // callback specified in the Init() method. |
| class RegisterSupportHostRequest : public SignalStrategy::Listener { |
| public: |
| // First parameter is the new SessionID received from the bot. Second |
| // parameter is the amount of time until that id expires. Third parameter |
| // is an error message if the request failed, or null if it succeeded. |
| typedef base::Callback<void(const std::string&, |
| const base::TimeDelta&, |
| protocol::ErrorCode error_code)> |
| RegisterCallback; |
| |
| // |signal_strategy| and |key_pair| must outlive this |
| // object. |callback| is called when registration response is |
| // received from the server. Callback is never called if the bot |
| // malfunctions and doesn't respond to the request. |
| // |
| // TODO(sergeyu): This class should have timeout for the bot |
| // response. |
| RegisterSupportHostRequest(SignalStrategy* signal_strategy, |
| scoped_refptr<RsaKeyPair> key_pair, |
| const std::string& directory_bot_jid, |
| const RegisterCallback& callback); |
| ~RegisterSupportHostRequest() override; |
| |
| // HostStatusObserver implementation. |
| void OnSignalStrategyStateChange(SignalStrategy::State state) override; |
| bool OnSignalStrategyIncomingStanza(const jingle_xmpp::XmlElement* stanza) override; |
| |
| private: |
| void DoSend(); |
| |
| std::unique_ptr<jingle_xmpp::XmlElement> CreateRegistrationRequest( |
| const std::string& jid); |
| std::unique_ptr<jingle_xmpp::XmlElement> CreateSignature(const std::string& jid); |
| |
| void ProcessResponse(IqRequest* request, const jingle_xmpp::XmlElement* response); |
| void ParseResponse(const jingle_xmpp::XmlElement* response, |
| std::string* support_id, |
| base::TimeDelta* lifetime, |
| protocol::ErrorCode* error_code); |
| |
| void CallCallback(const std::string& support_id, |
| base::TimeDelta lifetime, |
| protocol::ErrorCode error_code); |
| |
| SignalStrategy* signal_strategy_; |
| scoped_refptr<RsaKeyPair> key_pair_; |
| std::string directory_bot_jid_; |
| RegisterCallback callback_; |
| |
| std::unique_ptr<IqSender> iq_sender_; |
| std::unique_ptr<IqRequest> request_; |
| |
| DISALLOW_COPY_AND_ASSIGN(RegisterSupportHostRequest); |
| }; |
| |
| } // namespace remoting |
| |
| #endif // REMOTING_HOST_REGISTER_SUPPORT_HOST_REQUEST_H_ |