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1 // Copyright 2014 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 COMPONENTS_COPRESENCE_ENDPOINTS_COPRESENCE_ENDPOINT_H_ | |
6 #define COMPONENTS_COPRESENCE_ENDPOINTS_COPRESENCE_ENDPOINT_H_ | |
7 | |
8 #include <string> | |
9 | |
10 #include "base/callback.h" | |
11 #include "base/macros.h" | |
12 #include "base/memory/ref_counted.h" | |
13 #include "base/memory/scoped_ptr.h" | |
14 #include "base/memory/weak_ptr.h" | |
15 #include "components/copresence_endpoints/copresence_socket.h" | |
16 #include "device/bluetooth/bluetooth_device.h" | |
17 #include "device/bluetooth/bluetooth_uuid.h" | |
18 | |
19 namespace device { | |
20 class BluetoothAdapter; | |
21 class BluetoothSocket; | |
22 } | |
23 | |
24 namespace copresence_endpoints { | |
25 | |
26 // A CopresenceEndpoint is an object that can be used for communication with | |
27 // remote endpoints. Creating this object will create a server that will listen | |
28 // on Bluetooth (currently) and accept connections. Once a connection is | |
29 // accepted, the endpoint continuously listens for data on the accepted | |
30 // connection(s). | |
31 class CopresenceEndpoint { | |
32 public: | |
33 // Callback with the locator data for the created peer. On a failed create, | |
34 // the locator string will be empty. | |
35 typedef base::Callback<void(const std::string&)> CreateEndpointCallback; | |
36 | |
37 // Create a CopresenceEndpoint and start listening for connections. Once the | |
38 // endpoint object is created, the locator data for the object is returned via | |
39 // create_callback. This locator data can be used to connect to this peer by | |
40 // a remote endpoint. | |
41 // endpoint_id is the id that this endpoint will use to identify itself. | |
42 // create_callback is called when the endpoint creation is complete. | |
43 // accept_callback is called when we receive an incoming connection. | |
44 // receive_callback is called when we receive data on this endpoint. | |
45 CopresenceEndpoint(int endpoint_id, | |
46 const CreateEndpointCallback& create_callback, | |
47 const base::Closure& accept_callback, | |
48 const CopresenceSocket::ReceiveCallback& receive_callback); | |
49 | |
50 virtual ~CopresenceEndpoint(); | |
51 | |
52 // Send's data to the remote device connected to this endpoint. | |
53 bool Send(const scoped_refptr<net::IOBuffer>& buffer, int buffer_size); | |
54 | |
55 // This will return a string containing the data needed for a remote endpoint | |
56 // to connect to this endpoint. | |
57 std::string GetLocator(); | |
58 | |
59 private: | |
60 void OnGetAdapter(scoped_refptr<device::BluetoothAdapter> adapter); | |
61 void OnCreateService(scoped_refptr<device::BluetoothSocket> socket); | |
62 void OnCreateServiceError(const std::string& message); | |
63 | |
64 void OnAccept(const device::BluetoothDevice* device, | |
65 scoped_refptr<device::BluetoothSocket> socket); | |
66 void OnAcceptError(const std::string& message); | |
67 | |
68 scoped_refptr<device::BluetoothAdapter> adapter_; | |
69 scoped_refptr<device::BluetoothSocket> server_socket_; | |
70 // TODO(rkc): Eventually an endpoint will be able to accept multiple | |
71 // connections. Whenever the API supports one-to-many connections, fix this | |
72 // code to do so too. | |
73 scoped_ptr<CopresenceSocket> client_socket_; | |
74 | |
75 int endpoint_id_; | |
76 CreateEndpointCallback create_callback_; | |
77 base::Closure accept_callback_; | |
78 CopresenceSocket::ReceiveCallback receive_callback_; | |
79 | |
80 scoped_ptr<device::BluetoothDevice::PairingDelegate> delegate_; | |
81 | |
82 base::WeakPtrFactory<CopresenceEndpoint> weak_ptr_factory_; | |
83 | |
84 DISALLOW_COPY_AND_ASSIGN(CopresenceEndpoint); | |
85 }; | |
86 | |
87 } // namespace copresence_endpoints | |
88 | |
89 #endif // COMPONENTS_COPRESENCE_ENDPOINTS_COPRESENCE_ENDPOINT_H_ | |
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