1 files changed, 209 insertions, 0 deletions
diff --git a/device/bluetooth/dbus/fake_bluetooth_gatt_descriptor_client.cc b/device/bluetooth/dbus/fake_bluetooth_gatt_descriptor_client.cc
new file mode 100644
index 0000000..dcaf1ec
--- /dev/null
+++ b/device/bluetooth/dbus/fake_bluetooth_gatt_descriptor_client.cc
@@ -0,0 +1,209 @@
+// 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.
+
+#include "device/bluetooth/dbus/fake_bluetooth_gatt_descriptor_client.h"
+
+#include "base/bind.h"
+#include "base/logging.h"
+#include "device/bluetooth/dbus/bluetooth_gatt_characteristic_client.h"
+#include "device/bluetooth/dbus/bluez_dbus_manager.h"
+#include "third_party/cros_system_api/dbus/service_constants.h"
+
+namespace bluez {
+
+const char FakeBluetoothGattDescriptorClient::
+    kClientCharacteristicConfigurationPathComponent[] = "desc0000";
+const char FakeBluetoothGattDescriptorClient::
+    kClientCharacteristicConfigurationUUID[] =
+        "00002902-0000-1000-8000-00805f9b34fb";
+
+FakeBluetoothGattDescriptorClient::Properties::Properties(
+    const PropertyChangedCallback& callback)
+    : BluetoothGattDescriptorClient::Properties(
+          NULL,
+          bluetooth_gatt_descriptor::kBluetoothGattDescriptorInterface,
+          callback) {}
+
+FakeBluetoothGattDescriptorClient::Properties::~Properties() {}
+
+void FakeBluetoothGattDescriptorClient::Properties::Get(
+    dbus::PropertyBase* property,
+    dbus::PropertySet::GetCallback callback) {
+  VLOG(1) << "Get " << property->name();
+  callback.Run(true);
+}
+
+void FakeBluetoothGattDescriptorClient::Properties::GetAll() {
+  VLOG(1) << "GetAll";
+}
+
+void FakeBluetoothGattDescriptorClient::Properties::Set(
+    dbus::PropertyBase* property,
+    dbus::PropertySet::SetCallback callback) {
+  VLOG(1) << "Set " << property->name();
+  callback.Run(false);
+}
+
+FakeBluetoothGattDescriptorClient::DescriptorData::DescriptorData() {}
+
+FakeBluetoothGattDescriptorClient::DescriptorData::~DescriptorData() {}
+
+FakeBluetoothGattDescriptorClient::FakeBluetoothGattDescriptorClient()
+    : weak_ptr_factory_(this) {}
+
+FakeBluetoothGattDescriptorClient::~FakeBluetoothGattDescriptorClient() {
+  for (PropertiesMap::iterator iter = properties_.begin();
+       iter != properties_.end(); iter++)
+    delete iter->second;
+}
+
+void FakeBluetoothGattDescriptorClient::Init(dbus::Bus* bus) {}
+
+void FakeBluetoothGattDescriptorClient::AddObserver(Observer* observer) {
+  observers_.AddObserver(observer);
+}
+
+void FakeBluetoothGattDescriptorClient::RemoveObserver(Observer* observer) {
+  observers_.RemoveObserver(observer);
+}
+
+std::vector<dbus::ObjectPath>
+FakeBluetoothGattDescriptorClient::GetDescriptors() {
+  std::vector<dbus::ObjectPath> descriptors;
+  for (PropertiesMap::const_iterator iter = properties_.begin();
+       iter != properties_.end(); ++iter) {
+    descriptors.push_back(iter->first);
+  }
+  return descriptors;
+}
+
+FakeBluetoothGattDescriptorClient::Properties*
+FakeBluetoothGattDescriptorClient::GetProperties(
+    const dbus::ObjectPath& object_path) {
+  PropertiesMap::const_iterator iter = properties_.find(object_path);
+  if (iter == properties_.end())
+    return NULL;
+  return iter->second->properties.get();
+}
+
+void FakeBluetoothGattDescriptorClient::ReadValue(
+    const dbus::ObjectPath& object_path,
+    const ValueCallback& callback,
+    const ErrorCallback& error_callback) {
+  PropertiesMap::iterator iter = properties_.find(object_path);
+  if (iter == properties_.end()) {
+    error_callback.Run(kUnknownDescriptorError, "");
+    return;
+  }
+
+  // Assign the value of the descriptor as necessary
+  Properties* properties = iter->second->properties.get();
+  if (properties->uuid.value() == kClientCharacteristicConfigurationUUID) {
+    BluetoothGattCharacteristicClient::Properties* chrc_props =
+        bluez::BluezDBusManager::Get()
+            ->GetBluetoothGattCharacteristicClient()
+            ->GetProperties(properties->characteristic.value());
+    DCHECK(chrc_props);
+
+    uint8_t value_byte = chrc_props->notifying.value() ? 0x01 : 0x00;
+    const std::vector<uint8_t>& cur_value = properties->value.value();
+
+    if (!cur_value.size() || cur_value[0] != value_byte) {
+      std::vector<uint8_t> value = {value_byte, 0x00};
+      properties->value.ReplaceValue(value);
+    }
+  }
+
+  callback.Run(iter->second->properties->value.value());
+}
+
+void FakeBluetoothGattDescriptorClient::WriteValue(
+    const dbus::ObjectPath& object_path,
+    const std::vector<uint8>& value,
+    const base::Closure& callback,
+    const ErrorCallback& error_callback) {
+  if (properties_.find(object_path) == properties_.end()) {
+    error_callback.Run(kUnknownDescriptorError, "");
+    return;
+  }
+
+  // Since the only fake descriptor is "Client Characteristic Configuration"
+  // and BlueZ doesn't allow writing to it, return failure.
+  error_callback.Run("org.bluez.Error.NotPermitted",
+                     "Writing to the Client Characteristic Configuration "
+                     "descriptor not allowed");
+}
+
+dbus::ObjectPath FakeBluetoothGattDescriptorClient::ExposeDescriptor(
+    const dbus::ObjectPath& characteristic_path,
+    const std::string& uuid) {
+  if (uuid != kClientCharacteristicConfigurationUUID) {
+    VLOG(2) << "Unsupported UUID: " << uuid;
+    return dbus::ObjectPath();
+  }
+
+  // CCC descriptor is the only one supported at the moment.
+  DCHECK(characteristic_path.IsValid());
+  dbus::ObjectPath object_path(characteristic_path.value() + "/" +
+                               kClientCharacteristicConfigurationPathComponent);
+  DCHECK(object_path.IsValid());
+  PropertiesMap::const_iterator iter = properties_.find(object_path);
+  if (iter != properties_.end()) {
+    VLOG(1) << "Descriptor already exposed: " << object_path.value();
+    return dbus::ObjectPath();
+  }
+
+  Properties* properties = new Properties(
+      base::Bind(&FakeBluetoothGattDescriptorClient::OnPropertyChanged,
+                 weak_ptr_factory_.GetWeakPtr(), object_path));
+  properties->uuid.ReplaceValue(uuid);
+  properties->characteristic.ReplaceValue(characteristic_path);
+
+  DescriptorData* data = new DescriptorData();
+  data->properties.reset(properties);
+
+  properties_[object_path] = data;
+
+  NotifyDescriptorAdded(object_path);
+
+  return object_path;
+}
+
+void FakeBluetoothGattDescriptorClient::HideDescriptor(
+    const dbus::ObjectPath& descriptor_path) {
+  PropertiesMap::iterator iter = properties_.find(descriptor_path);
+  if (iter == properties_.end()) {
+    VLOG(1) << "Descriptor not exposed: " << descriptor_path.value();
+    return;
+  }
+
+  NotifyDescriptorRemoved(descriptor_path);
+
+  delete iter->second;
+  properties_.erase(iter);
+}
+
+void FakeBluetoothGattDescriptorClient::OnPropertyChanged(
+    const dbus::ObjectPath& object_path,
+    const std::string& property_name) {
+  VLOG(2) << "Descriptor property changed: " << object_path.value() << ": "
+          << property_name;
+
+  FOR_EACH_OBSERVER(BluetoothGattDescriptorClient::Observer, observers_,
+                    GattDescriptorPropertyChanged(object_path, property_name));
+}
+
+void FakeBluetoothGattDescriptorClient::NotifyDescriptorAdded(
+    const dbus::ObjectPath& object_path) {
+  FOR_EACH_OBSERVER(BluetoothGattDescriptorClient::Observer, observers_,
+                    GattDescriptorAdded(object_path));
+}
+
+void FakeBluetoothGattDescriptorClient::NotifyDescriptorRemoved(
+    const dbus::ObjectPath& object_path) {
+  FOR_EACH_OBSERVER(BluetoothGattDescriptorClient::Observer, observers_,
+                    GattDescriptorRemoved(object_path));
+}
+
+}  // namespace bluez