// SPDX-License-Identifier: LGPL-2.1+
/*
* Copyright (C) 2018 Javier Arteaga <jarteaga@jbeta.is>
*/
#include "nm-default.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_HIGH,
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);
}