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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_bluez.h"
#include "base/bind.h"
#include "base/logging.h"
#include "base/strings/stringprintf.h"
#include "device/bluetooth/bluetooth_remote_gatt_characteristic_bluez.h"
#include "device/bluetooth/bluetooth_remote_gatt_service_bluez.h"
#include "device/bluetooth/dbus/bluetooth_gatt_descriptor_client.h"
#include "device/bluetooth/dbus/bluez_dbus_manager.h"
namespace bluez {
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
BluetoothRemoteGattDescriptorBlueZ::BluetoothRemoteGattDescriptorBlueZ(
BluetoothRemoteGattCharacteristicBlueZ* 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();
}
BluetoothRemoteGattDescriptorBlueZ::~BluetoothRemoteGattDescriptorBlueZ() {}
std::string BluetoothRemoteGattDescriptorBlueZ::GetIdentifier() const {
return object_path_.value();
}
device::BluetoothUUID BluetoothRemoteGattDescriptorBlueZ::GetUUID() const {
bluez::BluetoothGattDescriptorClient::Properties* properties =
bluez::BluezDBusManager::Get()
->GetBluetoothGattDescriptorClient()
->GetProperties(object_path_);
DCHECK(properties);
return device::BluetoothUUID(properties->uuid.value());
}
bool BluetoothRemoteGattDescriptorBlueZ::IsLocal() const {
return false;
}
const std::vector<uint8>& BluetoothRemoteGattDescriptorBlueZ::GetValue() const {
bluez::BluetoothGattDescriptorClient::Properties* properties =
bluez::BluezDBusManager::Get()
->GetBluetoothGattDescriptorClient()
->GetProperties(object_path_);
DCHECK(properties);
return properties->value.value();
}
device::BluetoothGattCharacteristic*
BluetoothRemoteGattDescriptorBlueZ::GetCharacteristic() const {
return characteristic_;
}
device::BluetoothGattCharacteristic::Permissions
BluetoothRemoteGattDescriptorBlueZ::GetPermissions() const {
// TODO(armansito): Once BlueZ defines the permissions, return the correct
// values here.
return device::BluetoothGattCharacteristic::PERMISSION_NONE;
}
void BluetoothRemoteGattDescriptorBlueZ::ReadRemoteDescriptor(
const ValueCallback& callback,
const ErrorCallback& error_callback) {
VLOG(1) << "Sending GATT characteristic descriptor read request to "
<< "descriptor: " << GetIdentifier()
<< ", UUID: " << GetUUID().canonical_value();
bluez::BluezDBusManager::Get()->GetBluetoothGattDescriptorClient()->ReadValue(
object_path_, callback,
base::Bind(&BluetoothRemoteGattDescriptorBlueZ::OnError,
weak_ptr_factory_.GetWeakPtr(), error_callback));
}
void BluetoothRemoteGattDescriptorBlueZ::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 << ".";
bluez::BluezDBusManager::Get()
->GetBluetoothGattDescriptorClient()
->WriteValue(object_path_, new_value, callback,
base::Bind(&BluetoothRemoteGattDescriptorBlueZ::OnError,
weak_ptr_factory_.GetWeakPtr(), error_callback));
}
void BluetoothRemoteGattDescriptorBlueZ::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(
BluetoothRemoteGattServiceBlueZ::DBusErrorToServiceError(error_name));
}
} // namespace bluez
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