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_WIN_H_
6#define DEVICE_BLUETOOTH_BLUETOOTH_SOCKET_WIN_H_
7
8#include <WinSock2.h>
9
10#include <string>
11
12#include "base/memory/ref_counted.h"
13#include "device/bluetooth/bluetooth_adapter.h"
14#include "device/bluetooth/bluetooth_service_record_win.h"
15#include "device/bluetooth/bluetooth_socket.h"
16#include "device/bluetooth/bluetooth_socket_net.h"
17#include "device/bluetooth/bluetooth_uuid.h"
18#include "net/base/ip_endpoint.h"
19#include "net/socket/tcp_socket.h"
20
21namespace device {
22
23class BluetoothAdapter;
24class BluetoothDeviceWin;
25
26// The BluetoothSocketWin class implements BluetoothSocket for the Microsoft
27// Windows platform.
28class BluetoothSocketWin : public BluetoothSocketNet {
29 public:
30  static scoped_refptr<BluetoothSocketWin> CreateBluetoothSocket(
31      scoped_refptr<base::SequencedTaskRunner> ui_task_runner,
32      scoped_refptr<BluetoothSocketThread> socket_thread);
33
34  // Connect to the peer device and calls |success_callback| when the
35  // connection has been established successfully. If an error occurs, calls
36  // |error_callback| with a system error message.
37  void Connect(const BluetoothDeviceWin* device,
38               const BluetoothUUID& uuid,
39               const base::Closure& success_callback,
40               const ErrorCompletionCallback& error_callback);
41
42  // Listens using this socket using an RFCOMM service published as UUID |uuid|
43  // with Channel |options.channel|, or an automatically allocated Channel if
44  // |options.channel| is null. |success_callback| will be called if the service
45  // is successfully registered, |error_callback| on failure with a message
46  // explaining the cause.
47  void Listen(scoped_refptr<BluetoothAdapter> adapter,
48              const BluetoothUUID& uuid,
49              const BluetoothAdapter::ServiceOptions& options,
50              const base::Closure& success_callback,
51              const ErrorCompletionCallback& error_callback);
52
53  // BluetoothSocketNet:
54  void ResetData();
55
56  // BluetoothSocket:
57  virtual void Accept(const AcceptCompletionCallback& success_callback,
58                      const ErrorCompletionCallback& error_callback) OVERRIDE;
59
60 protected:
61  virtual ~BluetoothSocketWin();
62
63 private:
64  struct ServiceRegData;
65
66  BluetoothSocketWin(scoped_refptr<base::SequencedTaskRunner> ui_task_runner,
67                     scoped_refptr<BluetoothSocketThread> socket_thread);
68
69  void DoConnect(const base::Closure& success_callback,
70                 const ErrorCompletionCallback& error_callback);
71  void DoListen(const BluetoothUUID& uuid,
72      int rfcomm_channel,
73      const base::Closure& success_callback,
74      const ErrorCompletionCallback& error_callback);
75  void DoAccept(const AcceptCompletionCallback& success_callback,
76                const ErrorCompletionCallback& error_callback);
77  void OnAcceptOnSocketThread(const AcceptCompletionCallback& success_callback,
78                              const ErrorCompletionCallback& error_callback,
79                              int accept_result);
80  void OnAcceptOnUI(scoped_ptr<net::TCPSocket> accept_socket,
81                    const net::IPEndPoint& peer_address,
82                    const AcceptCompletionCallback& success_callback,
83                    const ErrorCompletionCallback& error_callback);
84
85  std::string device_address_;
86  bool supports_rfcomm_;
87  uint8 rfcomm_channel_;
88  BTH_ADDR bth_addr_;
89
90  // Data members below are only used when listening.
91  scoped_refptr<device::BluetoothAdapter> adapter_;
92  scoped_ptr<ServiceRegData> service_reg_data_;
93  scoped_ptr<net::TCPSocket> accept_socket_;
94  net::IPEndPoint accept_address_;
95
96  DISALLOW_COPY_AND_ASSIGN(BluetoothSocketWin);
97};
98
99}  // namespace device
100
101#endif  // DEVICE_BLUETOOTH_BLUETOOTH_SOCKET_WIN_H_
102