device/bluetooth/bluetooth_gatt_connection.cc

   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 #include "device/bluetooth/bluetooth_gatt_connection.h"
   6
   7 #include "device/bluetooth/bluetooth_adapter.h"
   8
   9 namespace device {
  10
  11 BluetoothGattConnection::BluetoothGattConnection(
  12     scoped_refptr<device::BluetoothAdapter> adapter,
  13     const std::string& device_address)
  14     : adapter_(adapter), device_address_(device_address) {
  15   DCHECK(adapter_.get());
  16   DCHECK(!device_address_.empty());
  17
  18   device_ = adapter_->GetDevice(device_address_);
  19   DCHECK(device_);
  20   owns_reference_for_connection_ = true;
  21   device_->AddGattConnection(this);
  22 }
  23
  24 BluetoothGattConnection::~BluetoothGattConnection() {
  25   Disconnect();
  26 }
  27
  28 const std::string& BluetoothGattConnection::GetDeviceAddress() const {
  29   return device_address_;
  30 }
  31
  32 bool BluetoothGattConnection::IsConnected() {
  33   if (!owns_reference_for_connection_)
  34     return false;
  35   DCHECK(adapter_->GetDevice(device_address_));
  36   DCHECK(device_->IsGattConnected());
  37   return true;
  38 }
  39
  40 void BluetoothGattConnection::Disconnect() {
  41   if (!owns_reference_for_connection_)
  42     return;
  43
  44   owns_reference_for_connection_ = false;
  45   device_->RemoveGattConnection(this);
  46 }
  47
  48 void BluetoothGattConnection::InvalidateConnectionReference() {
  49   owns_reference_for_connection_ = false;
  50 }
  51
  52 }  // namespace device