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// Copyright 2013 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/bluetooth_agent_manager_client.h"
#include "base/bind.h"
#include "base/logging.h"
#include "dbus/bus.h"
#include "dbus/message.h"
#include "dbus/object_proxy.h"
#include "third_party/cros_system_api/dbus/service_constants.h"
namespace bluez {
const char BluetoothAgentManagerClient::kNoResponseError[] =
"org.chromium.Error.NoResponse";
// The BluetoothAgentManagerClient implementation used in production.
class BluetoothAgentManagerClientImpl : public BluetoothAgentManagerClient {
public:
BluetoothAgentManagerClientImpl() : weak_ptr_factory_(this) {}
~BluetoothAgentManagerClientImpl() override {}
// BluetoothAgentManagerClient override.
void RegisterAgent(const dbus::ObjectPath& agent_path,
const std::string& capability,
const base::Closure& callback,
const ErrorCallback& error_callback) override {
dbus::MethodCall method_call(
bluetooth_agent_manager::kBluetoothAgentManagerInterface,
bluetooth_agent_manager::kRegisterAgent);
dbus::MessageWriter writer(&method_call);
writer.AppendObjectPath(agent_path);
writer.AppendString(capability);
object_proxy_->CallMethodWithErrorCallback(
&method_call, dbus::ObjectProxy::TIMEOUT_USE_DEFAULT,
base::Bind(&BluetoothAgentManagerClientImpl::OnSuccess,
weak_ptr_factory_.GetWeakPtr(), callback),
base::Bind(&BluetoothAgentManagerClientImpl::OnError,
weak_ptr_factory_.GetWeakPtr(), error_callback));
}
// BluetoothAgentManagerClient override.
void UnregisterAgent(const dbus::ObjectPath& agent_path,
const base::Closure& callback,
const ErrorCallback& error_callback) override {
dbus::MethodCall method_call(
bluetooth_agent_manager::kBluetoothAgentManagerInterface,
bluetooth_agent_manager::kUnregisterAgent);
dbus::MessageWriter writer(&method_call);
writer.AppendObjectPath(agent_path);
object_proxy_->CallMethodWithErrorCallback(
&method_call, dbus::ObjectProxy::TIMEOUT_USE_DEFAULT,
base::Bind(&BluetoothAgentManagerClientImpl::OnSuccess,
weak_ptr_factory_.GetWeakPtr(), callback),
base::Bind(&BluetoothAgentManagerClientImpl::OnError,
weak_ptr_factory_.GetWeakPtr(), error_callback));
}
// BluetoothAgentManagerClient override.
void RequestDefaultAgent(const dbus::ObjectPath& agent_path,
const base::Closure& callback,
const ErrorCallback& error_callback) override {
dbus::MethodCall method_call(
bluetooth_agent_manager::kBluetoothAgentManagerInterface,
bluetooth_agent_manager::kRequestDefaultAgent);
dbus::MessageWriter writer(&method_call);
writer.AppendObjectPath(agent_path);
object_proxy_->CallMethodWithErrorCallback(
&method_call, dbus::ObjectProxy::TIMEOUT_USE_DEFAULT,
base::Bind(&BluetoothAgentManagerClientImpl::OnSuccess,
weak_ptr_factory_.GetWeakPtr(), callback),
base::Bind(&BluetoothAgentManagerClientImpl::OnError,
weak_ptr_factory_.GetWeakPtr(), error_callback));
}
protected:
void Init(dbus::Bus* bus) override {
DCHECK(bus);
object_proxy_ = bus->GetObjectProxy(
bluetooth_agent_manager::kBluetoothAgentManagerServiceName,
dbus::ObjectPath(
bluetooth_agent_manager::kBluetoothAgentManagerServicePath));
}
private:
// Called when a response for successful method call is received.
void OnSuccess(const base::Closure& callback, dbus::Response* response) {
DCHECK(response);
callback.Run();
}
// Called when a response for a failed method call is received.
void OnError(const ErrorCallback& error_callback,
dbus::ErrorResponse* response) {
// Error response has optional error message argument.
std::string error_name;
std::string error_message;
if (response) {
dbus::MessageReader reader(response);
error_name = response->GetErrorName();
reader.PopString(&error_message);
} else {
error_name = kNoResponseError;
error_message = "";
}
error_callback.Run(error_name, error_message);
}
dbus::ObjectProxy* object_proxy_;
// Weak pointer factory for generating 'this' pointers that might live longer
// than we do.
// Note: This should remain the last member so it'll be destroyed and
// invalidate its weak pointers before any other members are destroyed.
base::WeakPtrFactory<BluetoothAgentManagerClientImpl> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(BluetoothAgentManagerClientImpl);
};
BluetoothAgentManagerClient::BluetoothAgentManagerClient() {}
BluetoothAgentManagerClient::~BluetoothAgentManagerClient() {}
BluetoothAgentManagerClient* BluetoothAgentManagerClient::Create() {
return new BluetoothAgentManagerClientImpl();
}
} // namespace bluez
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