chromeos/dbus/fake_bluetooth_gatt_descriptor_service_provider.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 "chromeos/dbus/fake_bluetooth_gatt_descriptor_service_provider.h"
   6
   7 #include "base/logging.h"
   8 #include "base/strings/string_util.h"
   9 #include "chromeos/dbus/dbus_thread_manager.h"
  10 #include "chromeos/dbus/fake_bluetooth_gatt_characteristic_service_provider.h"
  11 #include "chromeos/dbus/fake_bluetooth_gatt_manager_client.h"
  12
  13 namespace chromeos {
  14
  15 FakeBluetoothGattDescriptorServiceProvider::
  16     FakeBluetoothGattDescriptorServiceProvider(
  17         const dbus::ObjectPath& object_path,
  18         Delegate* delegate,
  19         const std::string& uuid,
  20         const std::vector<std::string>& permissions,
  21         const dbus::ObjectPath& characteristic_path)
  22         : object_path_(object_path),
  23           uuid_(uuid),
  24           characteristic_path_(characteristic_path),
  25           delegate_(delegate) {
  26   VLOG(1) << "Creating Bluetooth GATT descriptor: " << object_path_.value();
  27
  28   DCHECK(object_path_.IsValid());
  29   DCHECK(characteristic_path_.IsValid());
  30   DCHECK(!uuid.empty());
  31   DCHECK(delegate_);
  32   DCHECK(base::StartsWith(object_path_.value(),
  33                           characteristic_path_.value() + "/",
  34                           base::CompareCase::SENSITIVE));
  35
  36   // TODO(armansito): Do something with |permissions|.
  37
  38   FakeBluetoothGattManagerClient* fake_bluetooth_gatt_manager_client =
  39       static_cast<FakeBluetoothGattManagerClient*>(
  40           DBusThreadManager::Get()->GetBluetoothGattManagerClient());
  41   fake_bluetooth_gatt_manager_client->
  42       RegisterDescriptorServiceProvider(this);
  43 }
  44
  45 FakeBluetoothGattDescriptorServiceProvider::
  46     ~FakeBluetoothGattDescriptorServiceProvider() {
  47   VLOG(1) << "Cleaning up Bluetooth GATT descriptor: "
  48           << object_path_.value();
  49
  50   FakeBluetoothGattManagerClient* fake_bluetooth_gatt_manager_client =
  51       static_cast<FakeBluetoothGattManagerClient*>(
  52           DBusThreadManager::Get()->GetBluetoothGattManagerClient());
  53   fake_bluetooth_gatt_manager_client->
  54       UnregisterDescriptorServiceProvider(this);
  55 }
  56
  57 void FakeBluetoothGattDescriptorServiceProvider::SendValueChanged(
  58     const std::vector<uint8>& value) {
  59   VLOG(1) << "Sent descriptor value changed: " << object_path_.value()
  60           << " UUID: " << uuid_;
  61 }
  62
  63 void FakeBluetoothGattDescriptorServiceProvider::GetValue(
  64     const Delegate::ValueCallback& callback,
  65     const Delegate::ErrorCallback& error_callback) {
  66   VLOG(1) << "GATT descriptor value Get request: " << object_path_.value()
  67           << " UUID: " << uuid_;
  68
  69   // Check if this descriptor is registered.
  70   FakeBluetoothGattManagerClient* fake_bluetooth_gatt_manager_client =
  71       static_cast<FakeBluetoothGattManagerClient*>(
  72           DBusThreadManager::Get()->GetBluetoothGattManagerClient());
  73   FakeBluetoothGattCharacteristicServiceProvider* characteristic =
  74       fake_bluetooth_gatt_manager_client->GetCharacteristicServiceProvider(
  75           characteristic_path_);
  76   if (!characteristic) {
  77     VLOG(1) << "GATT characteristic for descriptor does not exist: "
  78             << characteristic_path_.value();
  79     return;
  80   }
  81   if (!fake_bluetooth_gatt_manager_client->IsServiceRegistered(
  82           characteristic->service_path())) {
  83     VLOG(1) << "GATT descriptor not registered.";
  84     error_callback.Run();
  85     return;
  86   }
  87
  88   // Pass on to the delegate.
  89   DCHECK(delegate_);
  90   delegate_->GetDescriptorValue(callback, error_callback);
  91 }
  92
  93 void FakeBluetoothGattDescriptorServiceProvider::SetValue(
  94     const std::vector<uint8>& value,
  95     const base::Closure& callback,
  96     const Delegate::ErrorCallback& error_callback) {
  97   VLOG(1) << "GATT descriptor value Set request: " << object_path_.value()
  98           << " UUID: " << uuid_;
  99
 100   // Check if this descriptor is registered.
 101   FakeBluetoothGattManagerClient* fake_bluetooth_gatt_manager_client =
 102       static_cast<FakeBluetoothGattManagerClient*>(
 103           DBusThreadManager::Get()->GetBluetoothGattManagerClient());
 104   FakeBluetoothGattCharacteristicServiceProvider* characteristic =
 105       fake_bluetooth_gatt_manager_client->GetCharacteristicServiceProvider(
 106           characteristic_path_);
 107   if (!characteristic) {
 108     VLOG(1) << "GATT characteristic for descriptor does not exist: "
 109             << characteristic_path_.value();
 110     return;
 111   }
 112   if (!fake_bluetooth_gatt_manager_client->IsServiceRegistered(
 113           characteristic->service_path())) {
 114     VLOG(1) << "GATT descriptor not registered.";
 115     error_callback.Run();
 116     return;
 117   }
 118
 119   // Pass on to the delegate.
 120   DCHECK(delegate_);
 121   delegate_->SetDescriptorValue(value, callback, error_callback);
 122 }
 123
 124 }  // namespace chromeos