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// 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/bluetooth_remote_gatt_descriptor_chromeos.h"
#include "base/bind.h"
#include "base/logging.h"
#include "base/strings/stringprintf.h"
#include "chromeos/dbus/bluetooth_gatt_descriptor_client.h"
#include "chromeos/dbus/dbus_thread_manager.h"
#include "device/bluetooth/bluetooth_remote_gatt_characteristic_chromeos.h"
#include "device/bluetooth/bluetooth_remote_gatt_service_chromeos.h"
namespace chromeos {
namespace {
// Stream operator for logging vector<uint8>.
std::ostream& operator<<(std::ostream& out, const std::vector<uint8> bytes) {
out << "[";
for (std::vector<uint8>::const_iterator iter = bytes.begin();
iter != bytes.end(); ++iter) {
out << base::StringPrintf("%02X", *iter);
}
return out << "]";
}
} // namespace
BluetoothRemoteGattDescriptorChromeOS::BluetoothRemoteGattDescriptorChromeOS(
BluetoothRemoteGattCharacteristicChromeOS* characteristic,
const dbus::ObjectPath& object_path)
: object_path_(object_path),
characteristic_(characteristic),
weak_ptr_factory_(this) {
VLOG(1) << "Creating remote GATT descriptor with identifier: "
<< GetIdentifier() << ", UUID: " << GetUUID().canonical_value();
}
BluetoothRemoteGattDescriptorChromeOS::
~BluetoothRemoteGattDescriptorChromeOS() {
}
std::string BluetoothRemoteGattDescriptorChromeOS::GetIdentifier() const {
return object_path_.value();
}
device::BluetoothUUID BluetoothRemoteGattDescriptorChromeOS::GetUUID() const {
BluetoothGattDescriptorClient::Properties* properties =
DBusThreadManager::Get()->GetBluetoothGattDescriptorClient()->
GetProperties(object_path_);
DCHECK(properties);
return device::BluetoothUUID(properties->uuid.value());
}
bool BluetoothRemoteGattDescriptorChromeOS::IsLocal() const {
return false;
}
const std::vector<uint8>&
BluetoothRemoteGattDescriptorChromeOS::GetValue() const {
BluetoothGattDescriptorClient::Properties* properties =
DBusThreadManager::Get()
->GetBluetoothGattDescriptorClient()
->GetProperties(object_path_);
DCHECK(properties);
return properties->value.value();
}
device::BluetoothGattCharacteristic*
BluetoothRemoteGattDescriptorChromeOS::GetCharacteristic() const {
return characteristic_;
}
device::BluetoothGattCharacteristic::Permissions
BluetoothRemoteGattDescriptorChromeOS::GetPermissions() const {
// TODO(armansito): Once BlueZ defines the permissions, return the correct
// values here.
return device::BluetoothGattCharacteristic::PERMISSION_NONE;
}
void BluetoothRemoteGattDescriptorChromeOS::ReadRemoteDescriptor(
const ValueCallback& callback,
const ErrorCallback& error_callback) {
VLOG(1) << "Sending GATT characteristic descriptor read request to "
<< "descriptor: " << GetIdentifier() << ", UUID: "
<< GetUUID().canonical_value();
DBusThreadManager::Get()->GetBluetoothGattDescriptorClient()->ReadValue(
object_path_, callback,
base::Bind(&BluetoothRemoteGattDescriptorChromeOS::OnError,
weak_ptr_factory_.GetWeakPtr(), error_callback));
}
void BluetoothRemoteGattDescriptorChromeOS::WriteRemoteDescriptor(
const std::vector<uint8>& new_value,
const base::Closure& callback,
const ErrorCallback& error_callback) {
VLOG(1) << "Sending GATT characteristic descriptor write request to "
<< "characteristic: " << GetIdentifier() << ", UUID: "
<< GetUUID().canonical_value() << ", with value: "
<< new_value << ".";
DBusThreadManager::Get()->GetBluetoothGattDescriptorClient()->WriteValue(
object_path_,
new_value,
callback,
base::Bind(&BluetoothRemoteGattDescriptorChromeOS::OnError,
weak_ptr_factory_.GetWeakPtr(),
error_callback));
}
void BluetoothRemoteGattDescriptorChromeOS::OnError(
const ErrorCallback& error_callback,
const std::string& error_name,
const std::string& error_message) {
VLOG(1) << "Operation failed: " << error_name
<< ", message: " << error_message;
error_callback.Run(
BluetoothRemoteGattServiceChromeOS::DBusErrorToServiceError(error_name));
}
} // namespace chromeos
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