/* SPDX-License-Identifier: LGPL-2.1-or-later */

/*

 * Copyright (C) 2012 Red Hat, Inc.

 */

#include "nm-default.h"

#include "nm-device-vlan.h"

#include "nm-setting-connection.h"

#include "nm-setting-vlan.h"

#include "nm-setting-wired.h"

#include "nm-utils.h"

#include "nm-object-private.h"

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

NM_GOBJECT_PROPERTIES_DEFINE_BASE(PROP_CARRIER, PROP_PARENT, PROP_VLAN_ID, );

typedef struct {

    NMLDBusPropertyO parent;

    guint32          vlan_id;

    bool             carrier;

} NMDeviceVlanPrivate;

struct _NMDeviceVlan {

    NMDevice            parent;

    NMDeviceVlanPrivate _priv;

};

struct _NMDeviceVlanClass {

    NMDeviceClass parent;

};

G_DEFINE_TYPE(NMDeviceVlan, nm_device_vlan, NM_TYPE_DEVICE)

#define NM_DEVICE_VLAN_GET_PRIVATE(self) \

    _NM_GET_PRIVATE(self, NMDeviceVlan, NM_IS_DEVICE_VLAN, NMObject, NMDevice)

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

/**

 * nm_device_vlan_get_hw_address: (skip)

 * @device: a #NMDeviceVlan

 *

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

 *

 * 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_vlan_get_hw_address(NMDeviceVlan *device)

{

    g_return_val_if_fail(NM_IS_DEVICE_VLAN(device), NULL);

    return nm_device_get_hw_address(NM_DEVICE(device));

}

/**

 * nm_device_vlan_get_carrier:

 * @device: a #NMDeviceVlan

 *

 * Whether the device has carrier.

 *

 * Returns: %TRUE if the device has carrier

 **/

gboolean

nm_device_vlan_get_carrier(NMDeviceVlan *device)

{

    g_return_val_if_fail(NM_IS_DEVICE_VLAN(device), FALSE);

    return NM_DEVICE_VLAN_GET_PRIVATE(device)->carrier;

}

/**

 * nm_device_vlan_get_parent:

 * @device: a #NMDeviceVlan

 *

 * Returns: (transfer none): the device's parent device

 **/

NMDevice *

nm_device_vlan_get_parent(NMDeviceVlan *device)

{

    g_return_val_if_fail(NM_IS_DEVICE_VLAN(device), FALSE);

    return nml_dbus_property_o_get_obj(&NM_DEVICE_VLAN_GET_PRIVATE(device)->parent);

}

/**

 * nm_device_vlan_get_vlan_id:

 * @device: a #NMDeviceVlan

 *

 * Returns: the device's VLAN ID

 **/

guint

nm_device_vlan_get_vlan_id(NMDeviceVlan *device)

{

    g_return_val_if_fail(NM_IS_DEVICE_VLAN(device), FALSE);

    return NM_DEVICE_VLAN_GET_PRIVATE(device)->vlan_id;

}

static gboolean

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

{

    NMSettingVlan * s_vlan;

    NMSettingWired *s_wired;

    const char *    setting_hwaddr;

    const char *    hw_address;

    if (!NM_DEVICE_CLASS(nm_device_vlan_parent_class)

             ->connection_compatible(device, connection, error))

        return FALSE;

    if (!nm_connection_is_type(connection, NM_SETTING_VLAN_SETTING_NAME)) {

        g_set_error_literal(error,

                            NM_DEVICE_ERROR,

                            NM_DEVICE_ERROR_INCOMPATIBLE_CONNECTION,

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

        return FALSE;

    }

    s_vlan = nm_connection_get_setting_vlan(connection);

    if (nm_setting_vlan_get_id(s_vlan) != nm_device_vlan_get_vlan_id(NM_DEVICE_VLAN(device))) {

        g_set_error_literal(

            error,

            NM_DEVICE_ERROR,

            NM_DEVICE_ERROR_INCOMPATIBLE_CONNECTION,

            _("The VLAN identifiers of the device and the connection didn't match."));

        return FALSE;

    }

    s_wired = nm_connection_get_setting_wired(connection);

    if (s_wired)

        setting_hwaddr = nm_setting_wired_get_mac_address(s_wired);

    else

        setting_hwaddr = NULL;

    if (setting_hwaddr) {

        hw_address = nm_device_get_hw_address(NM_DEVICE(device));

        if (!hw_address || !nm_utils_hwaddr_matches(setting_hwaddr, -1, hw_address, -1)) {

            g_set_error_literal(

                error,

                NM_DEVICE_ERROR,

                NM_DEVICE_ERROR_INCOMPATIBLE_CONNECTION,

                _("The hardware address of the device and the connection didn't match."));

        }

    }

    return TRUE;

}

static GType

get_setting_type(NMDevice *device)

{

    return NM_TYPE_SETTING_VLAN;

}

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

static void

nm_device_vlan_init(NMDeviceVlan *device)

{}

static void

get_property(GObject *object, guint prop_id, GValue *value, GParamSpec *pspec)

{

    NMDeviceVlan *device = NM_DEVICE_VLAN(object);

    switch (prop_id) {

    case PROP_CARRIER:

        g_value_set_boolean(value, nm_device_vlan_get_carrier(device));

        break;

    case PROP_PARENT:

        g_value_set_object(value, nm_device_vlan_get_parent(device));

        break;

    case PROP_VLAN_ID:

        g_value_set_uint(value, nm_device_vlan_get_vlan_id(device));

        break;

    default:

        G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);

        break;

    }

}

const NMLDBusMetaIface _nml_dbus_meta_iface_nm_device_vlan = NML_DBUS_META_IFACE_INIT_PROP(

    NM_DBUS_INTERFACE_DEVICE_VLAN,

    nm_device_vlan_get_type,

    NML_DBUS_META_INTERFACE_PRIO_INSTANTIATE_30,

    NML_DBUS_META_IFACE_DBUS_PROPERTIES(

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

        NML_DBUS_META_PROPERTY_INIT_FCN("HwAddress",

                                        0,

                                        "s",

                                        _nm_device_notify_update_prop_hw_address),

        NML_DBUS_META_PROPERTY_INIT_O_PROP("Parent",

                                           PROP_PARENT,

                                           NMDeviceVlan,

                                           _priv.parent,

                                           nm_device_get_type),

        NML_DBUS_META_PROPERTY_INIT_U("VlanId", PROP_VLAN_ID, NMDeviceVlan, _priv.vlan_id), ), );

static void

nm_device_vlan_class_init(NMDeviceVlanClass *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, NMDeviceVlan);

    _NM_OBJECT_CLASS_INIT_PROPERTY_O_FIELDS_1(nm_object_class, NMDeviceVlanPrivate, parent);

    device_class->connection_compatible = connection_compatible;

    device_class->get_setting_type      = get_setting_type;

    /**

     * NMDeviceVlan:carrier:

     *

     * Whether the device has carrier.

     **/

    obj_properties[PROP_CARRIER] = g_param_spec_boolean(NM_DEVICE_VLAN_CARRIER,

                                                        "",

                                                        "",

                                                        FALSE,

                                                        G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);

    /**

     * NMDeviceVlan:parent:

     *

     * The devices's parent device.

     **/

    obj_properties[PROP_PARENT] = g_param_spec_object(NM_DEVICE_VLAN_PARENT,

                                                      "",

                                                      "",

                                                      NM_TYPE_DEVICE,

                                                      G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);

    /**

     * NMDeviceVlan:vlan-id:

     *

     * The device's VLAN ID.

     **/

    obj_properties[PROP_VLAN_ID] = g_param_spec_uint(NM_DEVICE_VLAN_VLAN_ID,

                                                     "",

                                                     "",

                                                     0,

                                                     4095,

                                                     0,

                                                     G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);

    _nml_dbus_meta_class_init_with_properties(object_class, &_nml_dbus_meta_iface_nm_device_vlan);

}