// SPDX-License-Identifier: LGPL-2.1+

/*

 * Copyright (C) 2012 Red Hat, Inc.

 */

#include "nm-default.h"

#include "nm-setting-bridge.h"

#include "nm-setting-connection.h"

#include "nm-utils.h"

#include "nm-device-bridge.h"

#include "nm-object-private.h"

#include "nm-core-internal.h"

/*****************************************************************************/

NM_GOBJECT_PROPERTIES_DEFINE_BASE (

	PROP_CARRIER,

	PROP_SLAVES,

);

typedef struct {

	NMLDBusPropertyAO slaves;

	bool carrier;

} NMDeviceBridgePrivate;

struct _NMDeviceBridge {

	NMDevice parent;

	NMDeviceBridgePrivate _priv;

};

struct _NMDeviceBridgeClass {

	NMDeviceClass parent;

};

G_DEFINE_TYPE (NMDeviceBridge, nm_device_bridge, NM_TYPE_DEVICE)

#define NM_DEVICE_BRIDGE_GET_PRIVATE(self) _NM_GET_PRIVATE(self, NMDeviceBridge, NM_IS_DEVICE_BRIDGE, NMObject, NMDevice)

/*****************************************************************************/

/**

 * nm_device_bridge_get_hw_address: (skip)

 * @device: a #NMDeviceBridge

 *

 * Gets the hardware (MAC) address of the #NMDeviceBridge

 *

 * Returns: the hardware address. This is the internal string used by the

 * device, and must not be modified.

 *

 * Deprecated: 1.24: Use nm_device_get_hw_address() instead.

 **/

const char *

nm_device_bridge_get_hw_address (NMDeviceBridge *device)

{

	g_return_val_if_fail (NM_IS_DEVICE_BRIDGE (device), NULL);

	return nm_device_get_hw_address (NM_DEVICE (device));

}

/**

 * nm_device_bridge_get_carrier:

 * @device: a #NMDeviceBridge

 *

 * Whether the device has carrier.

 *

 * Returns: %TRUE if the device has carrier

 **/

gboolean

nm_device_bridge_get_carrier (NMDeviceBridge *device)

{

	g_return_val_if_fail (NM_IS_DEVICE_BRIDGE (device), FALSE);

	return NM_DEVICE_BRIDGE_GET_PRIVATE (device)->carrier;

}

/**

 * nm_device_bridge_get_slaves:

 * @device: a #NMDeviceBridge

 *

 * Gets the devices currently enslaved to @device.

 *

 * Returns: (element-type NMDevice): the #GPtrArray containing

 * #NMDevices that are slaves of @device. This is the internal

 * copy used by the device, and must not be modified.

 **/

const GPtrArray *

nm_device_bridge_get_slaves (NMDeviceBridge *device)

{

	g_return_val_if_fail (NM_IS_DEVICE_BRIDGE (device), FALSE);

	return nml_dbus_property_ao_get_objs_as_ptrarray (&NM_DEVICE_BRIDGE_GET_PRIVATE (device)->slaves);

}

static gboolean

connection_compatible (NMDevice *device, NMConnection *connection, GError **error)

{

	if (!NM_DEVICE_CLASS (nm_device_bridge_parent_class)->connection_compatible (device, connection, error))

		return FALSE;

	if (!nm_connection_is_type (connection, NM_SETTING_BRIDGE_SETTING_NAME)) {

		if (   _nm_connection_get_setting_bluetooth_for_nap (connection)

		    && nm_connection_is_type (connection, NM_SETTING_BLUETOOTH_SETTING_NAME)) {

			/* a bluetooth NAP setting is a compatible connection for a bridge. */

		} else {

			g_set_error_literal (error, NM_DEVICE_ERROR, NM_DEVICE_ERROR_INCOMPATIBLE_CONNECTION,

			                     _("The connection was not a bridge connection."));

			return FALSE;

		}

	}

	/* FIXME: check ports? */

	return TRUE;

}

static GType

get_setting_type (NMDevice *device)

{

	return NM_TYPE_SETTING_BRIDGE;

}

/*****************************************************************************/

static void

nm_device_bridge_init (NMDeviceBridge *device)

{

}

static void

get_property (GObject *object,

              guint prop_id,

              GValue *value,

              GParamSpec *pspec)

{

	NMDeviceBridge *device = NM_DEVICE_BRIDGE (object);

	switch (prop_id) {

	case PROP_CARRIER:

		g_value_set_boolean (value, nm_device_bridge_get_carrier (device));

		break;

	case PROP_SLAVES:

		g_value_take_boxed (value, _nm_utils_copy_object_array (nm_device_bridge_get_slaves (device)));

		break;

	default:

		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);

		break;

	}

}

const NMLDBusMetaIface _nml_dbus_meta_iface_nm_device_bridge = NML_DBUS_META_IFACE_INIT_PROP (

	NM_DBUS_INTERFACE_DEVICE_BRIDGE,

	nm_device_bridge_get_type,

	NML_DBUS_META_INTERFACE_PRIO_INSTANTIATE_HIGH,

	NML_DBUS_META_IFACE_DBUS_PROPERTIES (

		NML_DBUS_META_PROPERTY_INIT_B       ("Carrier",   PROP_CARRIER,    NMDeviceBridge, _priv.carrier                                               ),

		NML_DBUS_META_PROPERTY_INIT_FCN     ("HwAddress", 0,               "s",            _nm_device_notify_update_prop_hw_address                    ),

		NML_DBUS_META_PROPERTY_INIT_AO_PROP ("Slaves",    PROP_SLAVES,     NMDeviceBridge, _priv.slaves,                            nm_device_get_type ),

	),

);

static void

nm_device_bridge_class_init (NMDeviceBridgeClass *klass)

{

	GObjectClass *object_class = G_OBJECT_CLASS (klass);

	NMObjectClass *nm_object_class = NM_OBJECT_CLASS (klass);

	NMDeviceClass *device_class = NM_DEVICE_CLASS (klass);

	object_class->get_property = get_property;

	_NM_OBJECT_CLASS_INIT_PRIV_PTR_DIRECT (nm_object_class, NMDeviceBridge);

	_NM_OBJECT_CLASS_INIT_PROPERTY_AO_FIELDS_1 (nm_object_class, NMDeviceBridgePrivate, slaves);

	device_class->connection_compatible = connection_compatible;

	device_class->get_setting_type      = get_setting_type;

	/**

	 * NMDeviceBridge:carrier:

	 *

	 * Whether the device has carrier.

	 **/

	obj_properties[PROP_CARRIER] =

	    g_param_spec_boolean (NM_DEVICE_BRIDGE_CARRIER, "", "",

	                          FALSE,

	                          G_PARAM_READABLE |

	                          G_PARAM_STATIC_STRINGS);

	/**

	 * NMDeviceBridge:slaves: (type GPtrArray(NMDevice))

	 *

	 * The devices enslaved to the bridge device.

	 **/

	obj_properties[PROP_SLAVES] =

	    g_param_spec_boxed (NM_DEVICE_BRIDGE_SLAVES, "", "",

	                        G_TYPE_PTR_ARRAY,

	                        G_PARAM_READABLE |

	                        G_PARAM_STATIC_STRINGS);

	_nml_dbus_meta_class_init_with_properties (object_class, &_nml_dbus_meta_iface_nm_device_bridge);

}