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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROMEOS_ASH_COMPONENTS_DBUS_SHILL_SHILL_THIRD_PARTY_VPN_DRIVER_CLIENT_H_
#define CHROMEOS_ASH_COMPONENTS_DBUS_SHILL_SHILL_THIRD_PARTY_VPN_DRIVER_CLIENT_H_
#include <stdint.h>
#include <string>
#include <vector>
#include "base/component_export.h"
#include "base/functional/callback.h"
#include "chromeos/ash/components/dbus/shill/shill_client_helper.h"
namespace base {
class Value;
}
namespace dbus {
class Bus;
} // namespace dbus
namespace ash {
class ShillThirdPartyVpnObserver;
// ShillThirdPartyVpnDriverClient is used to communicate with the Shill
// ThirdPartyVpnDriver service.
// All methods should be called from the origin thread which initializes the
// DBusThreadManager instance.
class COMPONENT_EXPORT(SHILL_CLIENT) ShillThirdPartyVpnDriverClient {
public:
using ErrorCallback = ShillClientHelper::ErrorCallback;
using StringCallback = ShillClientHelper::StringCallback;
class TestInterface {
public:
virtual void OnPacketReceived(const std::string& object_path_value,
const std::vector<char>& packet) = 0;
virtual void OnPlatformMessage(const std::string& object_path_value,
uint32_t message) = 0;
protected:
virtual ~TestInterface() = default;
};
// Creates and initializes the global instance. |bus| must not be null.
static void Initialize(dbus::Bus* bus);
// Creates the global instance with a fake implementation if not already
// created (e.g. in a browser test setup), otherwise does nothing.
static void InitializeFake();
// Destroys the global instance which must have been initialized.
static void Shutdown();
// Returns the global instance if initialized. May return null.
static ShillThirdPartyVpnDriverClient* Get();
ShillThirdPartyVpnDriverClient(const ShillThirdPartyVpnDriverClient&) =
delete;
ShillThirdPartyVpnDriverClient& operator=(
const ShillThirdPartyVpnDriverClient&) = delete;
// Adds an |observer| for the third party vpn driver at |object_path_value|.
virtual void AddShillThirdPartyVpnObserver(
const std::string& object_path_value,
ShillThirdPartyVpnObserver* observer) = 0;
// Removes an |observer| for the third party vpn driver at
// |object_path_value|.
virtual void RemoveShillThirdPartyVpnObserver(
const std::string& object_path_value) = 0;
// Calls the SetParameters DBus method for |object_path_value| with
// |parameters|. Invokes |callback| on success or |error_callback| on failure.
virtual void SetParameters(const std::string& object_path_value,
const base::Value::Dict& parameters,
StringCallback callback,
ErrorCallback error_callback) = 0;
// Calls UpdateConnectionState method.
// |callback| is called after the method call succeeds.
virtual void UpdateConnectionState(const std::string& object_path_value,
const uint32_t connection_state,
base::OnceClosure callback,
ErrorCallback error_callback) = 0;
// Calls SendPacket method.
// |callback| is called after the method call succeeds.
virtual void SendPacket(const std::string& object_path_value,
const std::vector<char>& ip_packet,
base::OnceClosure callback,
ErrorCallback error_callback) = 0;
// Returns an interface for testing (stub only), or returns nullptr.
virtual ShillThirdPartyVpnDriverClient::TestInterface* GetTestInterface() = 0;
protected:
friend class ShillThirdPartyVpnDriverClientTest;
// Initialize/Shutdown should be used instead.
ShillThirdPartyVpnDriverClient();
virtual ~ShillThirdPartyVpnDriverClient();
};
} // namespace ash
#endif // CHROMEOS_ASH_COMPONENTS_DBUS_SHILL_SHILL_THIRD_PARTY_VPN_DRIVER_CLIENT_H_
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