1 // Copyright 2012 Google Inc. All Rights Reserved. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #ifndef POLO_WIRE_POLOWIREINTERFACE_H_ 16 #define POLO_WIRE_POLOWIREINTERFACE_H_ 17 18 #include <stddef.h> 19 #include <vector> 20 21 #include "polo/wire/polowirelistener.h" 22 #include "polo/util/macros.h" 23 24 namespace polo { 25 namespace wire { 26 27 // An interface for sending and receiving raw data for a Polo pairing session. 28 class PoloWireInterface { 29 public: 30 PoloWireInterface() {} 31 virtual ~PoloWireInterface() {} 32 33 // Sets the listener that will receive incoming data and error notifications. 34 // @param listener the listener to set for this interface 35 void set_listener(PoloWireListener* listener) { listener_ = listener; } 36 37 // Sends data over the interface. 38 // @param data the bytes to send 39 virtual void Send(const std::vector<uint8_t>& data) = 0; 40 41 // Receives the given number of bytes from the interface asynchronously. The 42 // listener will be notified when the data is received. 43 // @param num_bytes the number of bytes to receive 44 virtual void Receive(size_t num_bytes) = 0; 45 46 protected: 47 // Gets the listener that will receive incoming data and error notifications. 48 PoloWireListener* listener() const { return listener_; } 49 50 private: 51 PoloWireListener* listener_; 52 53 DISALLOW_COPY_AND_ASSIGN(PoloWireInterface); 54 }; 55 56 } // namespace wire 57 } // namespace polo 58 59 #endif // POLO_WIRE_POLOWIREINTERFACE_H_ 60
