/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
* Copyright (C) 2018 Javier Arteaga <jarteaga@jbeta.is>
*/
#include "libnm/nm-default-libnm.h"
#include "nm-device-wireguard.h"
#include "nm-object-private.h"
/*****************************************************************************/
NM_GOBJECT_PROPERTIES_DEFINE_BASE(PROP_PUBLIC_KEY, PROP_LISTEN_PORT, PROP_FWMARK, );
typedef struct {
GBytes *public_key;
guint32 fwmark;
guint16 listen_port;
} NMDeviceWireGuardPrivate;
struct _NMDeviceWireGuard {
NMDevice parent;
NMDeviceWireGuardPrivate _priv;
};
struct _NMDeviceWireGuardClass {
NMDeviceClass parent;
};
G_DEFINE_TYPE(NMDeviceWireGuard, nm_device_wireguard, NM_TYPE_DEVICE)
#define NM_DEVICE_WIREGUARD_GET_PRIVATE(self) \
_NM_GET_PRIVATE(self, NMDeviceWireGuard, NM_IS_DEVICE_WIREGUARD, NMObject, NMDevice)
/*****************************************************************************/
/**
* nm_device_wireguard_get_public_key:
* @device: a #NMDeviceWireGuard
*
* Gets the public key for this interface
*
* Returns: (transfer none): the #GBytes containing the 32-byte public key
*
* Since: 1.14
**/
GBytes *
nm_device_wireguard_get_public_key(NMDeviceWireGuard *device)
{
g_return_val_if_fail(NM_IS_DEVICE_WIREGUARD(device), NULL);
return NM_DEVICE_WIREGUARD_GET_PRIVATE(device)->public_key;
}
/**
* nm_device_wireguard_get_listen_port:
* @device: a #NMDeviceWireGuard
*
* Gets the local UDP port this interface listens on
*
* Returns: UDP listen port
*
* Since: 1.14
**/
guint16
nm_device_wireguard_get_listen_port(NMDeviceWireGuard *device)
{
g_return_val_if_fail(NM_IS_DEVICE_WIREGUARD(device), 0);
return NM_DEVICE_WIREGUARD_GET_PRIVATE(device)->listen_port;
}
/**
* nm_device_wireguard_get_fwmark:
* @device: a #NMDeviceWireGuard
*
* Gets the fwmark (firewall mark) for this interface.
* It can be used to set routing policy for outgoing encrypted packets.
* See: ip-rule(8)
*
* Returns: 0 if fwmark not in use, 32-bit fwmark value otherwise
*
* Since: 1.14
**/
guint32
nm_device_wireguard_get_fwmark(NMDeviceWireGuard *device)
{
g_return_val_if_fail(NM_IS_DEVICE_WIREGUARD(device), 0);
return NM_DEVICE_WIREGUARD_GET_PRIVATE(device)->fwmark;
}
/***********************************************************/
static void
get_property(GObject *object, guint prop_id, GValue *value, GParamSpec *pspec)
{
NMDeviceWireGuard *device = NM_DEVICE_WIREGUARD(object);
switch (prop_id) {
case PROP_PUBLIC_KEY:
g_value_set_boxed(value, nm_device_wireguard_get_public_key(device));
break;
case PROP_LISTEN_PORT:
g_value_set_uint(value, nm_device_wireguard_get_listen_port(device));
break;
case PROP_FWMARK:
g_value_set_uint(value, nm_device_wireguard_get_fwmark(device));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
break;
}
}
static void
nm_device_wireguard_init(NMDeviceWireGuard *device)
{}
static void
finalize(GObject *object)
{
NMDeviceWireGuardPrivate *priv = NM_DEVICE_WIREGUARD_GET_PRIVATE(object);
g_bytes_unref(priv->public_key);
G_OBJECT_CLASS(nm_device_wireguard_parent_class)->finalize(object);
}
const NMLDBusMetaIface _nml_dbus_meta_iface_nm_device_wireguard = NML_DBUS_META_IFACE_INIT_PROP(
NM_DBUS_INTERFACE_DEVICE_WIREGUARD,
nm_device_wireguard_get_type,
NML_DBUS_META_INTERFACE_PRIO_INSTANTIATE_30,
NML_DBUS_META_IFACE_DBUS_PROPERTIES(
NML_DBUS_META_PROPERTY_INIT_U("FwMark", PROP_FWMARK, NMDeviceWireGuard, _priv.fwmark),
NML_DBUS_META_PROPERTY_INIT_Q("ListenPort",
PROP_LISTEN_PORT,
NMDeviceWireGuard,
_priv.listen_port),
NML_DBUS_META_PROPERTY_INIT_AY("PublicKey",
PROP_PUBLIC_KEY,
NMDeviceWireGuard,
_priv.public_key), ), );
static void
nm_device_wireguard_class_init(NMDeviceWireGuardClass *wireguard_class)
{
GObjectClass *object_class = G_OBJECT_CLASS(wireguard_class);
object_class->get_property = get_property;
object_class->finalize = finalize;
/**
* NMDeviceWireGuard:public-key:
*
* 32-byte public key, derived from the current private key.
*
* Since: 1.14
**/
obj_properties[PROP_PUBLIC_KEY] = g_param_spec_boxed(NM_DEVICE_WIREGUARD_PUBLIC_KEY,
"",
"",
G_TYPE_BYTES,
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
/**
* NMDeviceWireGuard:listen-port:
*
* Local UDP listen port.
* Set to 0 to allow a random port to be chosen (default).
*
* Since: 1.14
**/
obj_properties[PROP_LISTEN_PORT] = g_param_spec_uint(NM_DEVICE_WIREGUARD_LISTEN_PORT,
"",
"",
0,
G_MAXUINT16,
0,
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
/**
* NMDeviceWireGuard:fwmark:
*
* Optional firewall mark - see ip-rule(8).
* Used when setting routing policy for outgoing encrypted packets.
* Set to 0 to disable the mark (default).
*
* Since: 1.14
**/
obj_properties[PROP_FWMARK] = g_param_spec_uint(NM_DEVICE_WIREGUARD_FWMARK,
"",
"",
0,
G_MAXUINT32,
0,
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
_nml_dbus_meta_class_init_with_properties(object_class,
&_nml_dbus_meta_iface_nm_device_wireguard);
}