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 3 // found in the LICENSE file. 4 5 #ifndef REMOTING_PROTOCOL_CHANNEL_AUTHENTICATOR_H_ 6 #define REMOTING_PROTOCOL_CHANNEL_AUTHENTICATOR_H_ 7 8 #include <string> 9 10 #include "base/callback_forward.h" 11 12 namespace remoting { 13 namespace protocol { 14 15 class P2PStreamSocket; 16 17 // Interface for channel authentications that perform channel-level 18 // authentication. Depending on implementation channel authenticators 19 // may also establish SSL connection. Each instance of this interface 20 // should be used only once for one channel. 21 class ChannelAuthenticator { 22 public: 23 typedef base::OnceCallback<void(int error, std::unique_ptr<P2PStreamSocket>)> 24 DoneCallback; 25 ~ChannelAuthenticator()26 virtual ~ChannelAuthenticator() {} 27 28 // Start authentication of the given |socket|. |done_callback| is called when 29 // authentication is finished. Callback may be invoked before this method 30 // returns, and may delete the calling authenticator. 31 virtual void SecureAndAuthenticate(std::unique_ptr<P2PStreamSocket> socket, 32 DoneCallback done_callback) = 0; 33 }; 34 35 } // namespace protocol 36 } // namespace remoting 37 38 #endif // REMOTING_PROTOCOL_CHANNEL_AUTHENTICATOR_H_ 39