Prototype for copresenceSockets.

components/copresence_sockets/public/copresence_peer.h

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef COMPONENTS_COPRESENCE_SOCKETS_COPRESENCE_PEER_H_
+#define COMPONENTS_COPRESENCE_SOCKETS_COPRESENCE_PEER_H_
+
+#include <string>
+
+#include "base/callback.h"
+#include "base/macros.h"
+#include "base/memory/ref_counted.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/memory/weak_ptr.h"
+#include "device/bluetooth/bluetooth_device.h"
+#include "device/bluetooth/bluetooth_uuid.h"
+
+namespace device {
+class BluetoothAdapter;
+class BluetoothDevice;
+class BluetoothSocket;
+}
+
+namespace copresence_sockets {
+
+class CopresenceSocket;
+
+// A CopresencePeer is an object that can be connected to. Creating a peer
+// will create a server that will listen on a medium (currently only Bluetooth)
+// and accept connections.
+class CopresencePeer {
+ public:
+  // Callback with the locator data for the created peer. On a failed create,
+  // the locator string will be empty.
+  typedef base::Callback<void(const std::string&)> CreatePeerCallback;
+
+  // Callback that accepts connections. The callback takes ownership of the
+  // Copresence socket passed in the parameter.
+  typedef base::Callback<void(scoped_ptr<CopresenceSocket> socket)>
+      AcceptCallback;
+
+  // Create a CopresencePeer and start listening for connections. Once the peer
+  // object is created, the locator data for the object is returned via
+  // create_callback. This locator data can be used to connect to this peer by
+  // remote CopresenceSockets. Any connections accepted by this peer are
+  // delivered as CopresenceSocket objects to accept_callback.
+  CopresencePeer(const CreatePeerCallback& create_callback,
+                 const AcceptCallback& accept_callback);
+
+  virtual ~CopresencePeer();
+
+  // This will return a string containing the data needed for a remote
+  // CopresenceSocket to connect to this peer.
+  std::string GetLocatorData();
+
+ private:
+  void OnGetAdapter(scoped_refptr<device::BluetoothAdapter> adapter);
+  void OnCreateService(scoped_refptr<device::BluetoothSocket> socket);
+  void OnCreateServiceError(const std::string& message);
+
+  void OnAccept(const device::BluetoothDevice* device,
+                scoped_refptr<device::BluetoothSocket> socket);
+  void OnAcceptError(const std::string& message);
+
+  scoped_refptr<device::BluetoothAdapter> adapter_;
+  scoped_refptr<device::BluetoothSocket> server_socket_;
+  device::BluetoothUUID service_uuid_;
+
+  CreatePeerCallback create_callback_;
+  AcceptCallback accept_callback_;
+
+  scoped_ptr<device::BluetoothDevice::PairingDelegate> delegate_;
+
+  base::WeakPtrFactory<CopresencePeer> weak_ptr_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(CopresencePeer);
+};
+
+}  // namespace copresence_sockets
+
+#endif  // COMPONENTS_COPRESENCE_SOCKETS_COPRESENCE_PEER_H_