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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef REMOTING_PROTOCOL_AUTHENTICATOR_H_ | 5 #ifndef REMOTING_PROTOCOL_AUTHENTICATOR_H_ |
6 #define REMOTING_PROTOCOL_AUTHENTICATOR_H_ | 6 #define REMOTING_PROTOCOL_AUTHENTICATOR_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #include "base/callback_forward.h" | 10 #include "base/callback_forward.h" |
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33 // need to exchange more than one message. | 33 // need to exchange more than one message. |
34 class Authenticator { | 34 class Authenticator { |
35 public: | 35 public: |
36 // Allowed state transitions: | 36 // Allowed state transitions: |
37 // When ProcessMessage() is called: | 37 // When ProcessMessage() is called: |
38 // WAITING_MESSAGE -> MESSAGE_READY | 38 // WAITING_MESSAGE -> MESSAGE_READY |
39 // WAITING_MESSAGE -> ACCEPTED | 39 // WAITING_MESSAGE -> ACCEPTED |
40 // WAITING_MESSAGE -> REJECTED | 40 // WAITING_MESSAGE -> REJECTED |
41 // WAITING_MESSAGE -> PROCESSING_MESSAGE | 41 // WAITING_MESSAGE -> PROCESSING_MESSAGE |
42 // After asynchronous message processing finishes: | 42 // After asynchronous message processing finishes: |
43 /// PROCESSING_MESSAGE -> MESSAGE_READY | 43 // PROCESSING_MESSAGE -> MESSAGE_READY |
| 44 // PROCESSING_MESSAGE -> ACCEPTED |
| 45 // PROCESSING_MESSAGE -> REJECTED |
44 // When GetNextMessage() is called: | 46 // When GetNextMessage() is called: |
45 // MESSAGE_READY -> WAITING_MESSAGE | 47 // MESSAGE_READY -> WAITING_MESSAGE |
46 // MESSAGE_READY -> ACCEPTED | 48 // MESSAGE_READY -> ACCEPTED |
47 enum State { | 49 enum State { |
48 // Waiting for the next message from the peer. | 50 // Waiting for the next message from the peer. |
49 WAITING_MESSAGE, | 51 WAITING_MESSAGE, |
50 | 52 |
51 // Next message is ready to be sent to the peer. | 53 // Next message is ready to be sent to the peer. |
52 MESSAGE_READY, | 54 MESSAGE_READY, |
53 | 55 |
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136 // for the result of this method. | 138 // for the result of this method. |
137 virtual scoped_ptr<Authenticator> CreateAuthenticator( | 139 virtual scoped_ptr<Authenticator> CreateAuthenticator( |
138 const std::string& local_jid, | 140 const std::string& local_jid, |
139 const std::string& remote_jid) = 0; | 141 const std::string& remote_jid) = 0; |
140 }; | 142 }; |
141 | 143 |
142 } // namespace protocol | 144 } // namespace protocol |
143 } // namespace remoting | 145 } // namespace remoting |
144 | 146 |
145 #endif // REMOTING_PROTOCOL_AUTHENTICATOR_H_ | 147 #endif // REMOTING_PROTOCOL_AUTHENTICATOR_H_ |
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