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::StartsWithASCII(object_path_.value(),
  33                                characteristic_path_.value() + "/", true));
  34
  35   // TODO(armansito): Do something with |permissions|.
  36
  37   FakeBluetoothGattManagerClient* fake_bluetooth_gatt_manager_client =
  38       static_cast<FakeBluetoothGattManagerClient*>(
  39           DBusThreadManager::Get()->GetBluetoothGattManagerClient());
  40   fake_bluetooth_gatt_manager_client->
  41       RegisterDescriptorServiceProvider(this);
  42 }
  43
  44 FakeBluetoothGattDescriptorServiceProvider::
  45     ~FakeBluetoothGattDescriptorServiceProvider() {
  46   VLOG(1) << "Cleaning up Bluetooth GATT descriptor: "
  47           << object_path_.value();
  48
  49   FakeBluetoothGattManagerClient* fake_bluetooth_gatt_manager_client =
  50       static_cast<FakeBluetoothGattManagerClient*>(
  51           DBusThreadManager::Get()->GetBluetoothGattManagerClient());
  52   fake_bluetooth_gatt_manager_client->
  53       UnregisterDescriptorServiceProvider(this);
  54 }
  55
  56 void FakeBluetoothGattDescriptorServiceProvider::SendValueChanged(
  57     const std::vector<uint8>& value) {
  58   VLOG(1) << "Sent descriptor value changed: " << object_path_.value()
  59           << " UUID: " << uuid_;
  60 }
  61
  62 void FakeBluetoothGattDescriptorServiceProvider::GetValue(
  63     const Delegate::ValueCallback& callback,
  64     const Delegate::ErrorCallback& error_callback) {
  65   VLOG(1) << "GATT descriptor value Get request: " << object_path_.value()
  66           << " UUID: " << uuid_;
  67
  68   // Check if this descriptor is registered.
  69   FakeBluetoothGattManagerClient* fake_bluetooth_gatt_manager_client =
  70       static_cast<FakeBluetoothGattManagerClient*>(
  71           DBusThreadManager::Get()->GetBluetoothGattManagerClient());
  72   FakeBluetoothGattCharacteristicServiceProvider* characteristic =
  73       fake_bluetooth_gatt_manager_client->GetCharacteristicServiceProvider(
  74           characteristic_path_);
  75   if (!characteristic) {
  76     VLOG(1) << "GATT characteristic for descriptor does not exist: "
  77             << characteristic_path_.value();
  78     return;
  79   }
  80   if (!fake_bluetooth_gatt_manager_client->IsServiceRegistered(
  81           characteristic->service_path())) {
  82     VLOG(1) << "GATT descriptor not registered.";
  83     error_callback.Run();
  84     return;
  85   }
  86
  87   // Pass on to the delegate.
  88   DCHECK(delegate_);
  89   delegate_->GetDescriptorValue(callback, error_callback);
  90 }
  91
  92 void FakeBluetoothGattDescriptorServiceProvider::SetValue(
  93     const std::vector<uint8>& value,
  94     const base::Closure& callback,
  95     const Delegate::ErrorCallback& error_callback) {
  96   VLOG(1) << "GATT descriptor value Set request: " << object_path_.value()
  97           << " UUID: " << uuid_;
  98
  99   // Check if this descriptor is registered.
 100   FakeBluetoothGattManagerClient* fake_bluetooth_gatt_manager_client =
 101       static_cast<FakeBluetoothGattManagerClient*>(
 102           DBusThreadManager::Get()->GetBluetoothGattManagerClient());
 103   FakeBluetoothGattCharacteristicServiceProvider* characteristic =
 104       fake_bluetooth_gatt_manager_client->GetCharacteristicServiceProvider(
 105           characteristic_path_);
 106   if (!characteristic) {
 107     VLOG(1) << "GATT characteristic for descriptor does not exist: "
 108             << characteristic_path_.value();
 109     return;
 110   }
 111   if (!fake_bluetooth_gatt_manager_client->IsServiceRegistered(
 112           characteristic->service_path())) {
 113     VLOG(1) << "GATT descriptor not registered.";
 114     error_callback.Run();
 115     return;
 116   }
 117
 118   // Pass on to the delegate.
 119   DCHECK(delegate_);
 120   delegate_->SetDescriptorValue(value, callback, error_callback);
 121 }
 122
 123 }  // namespace chromeos