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 DEVICE_BLUETOOTH_BLUETOOTH_SOCKET_H_ 6 #define DEVICE_BLUETOOTH_BLUETOOTH_SOCKET_H_ 7 8 #include <string> 9 10 #include "base/memory/ref_counted.h" 11 12 namespace net { 13 14 class DrainableIOBuffer; 15 class GrowableIOBuffer; 16 17 } // namespace net 18 19 namespace device { 20 21 // BluetoothSocket represents a socket to a specific service on a 22 // BluetoothDevice. BluetoothSocket objects are ref counted and may outlive 23 // both the BluetoothDevice and BluetoothAdapter that were involved in their 24 // creation. 25 class BluetoothSocket : public base::RefCounted<BluetoothSocket> { 26 public: 27 // Receives data from the socket and stores it in |buffer|. It returns whether 28 // the reception has been successful. If it fails, the caller can get the 29 // error message through |GetLastErrorMessage()|. 30 virtual bool Receive(net::GrowableIOBuffer* buffer) = 0; 31 32 // Sends |buffer| to the socket. It returns whether the sending has been 33 // successful. If it fails, the caller can get the error message through 34 // |GetLastErrorMessage()|. 35 virtual bool Send(net::DrainableIOBuffer* buffer) = 0; 36 37 virtual std::string GetLastErrorMessage() const = 0; 38 39 protected: 40 friend class base::RefCounted<BluetoothSocket>; ~BluetoothSocket()41 virtual ~BluetoothSocket() {} 42 }; 43 44 } // namespace device 45 46 #endif // DEVICE_BLUETOOTH_BLUETOOTH_SOCKET_H_ 47