/* SPDX-License-Identifier: LGPL-2.1+ */
/*
* Copyright (C) 2018 Lubomir Rintel <lkundrak@v3.sk>
*/
#include "nm-default.h"
#include "nm-setting-wpan.h"
#include "nm-connection-private.h"
#include "nm-setting-connection.h"
#include "nm-setting-private.h"
#include "nm-utils-private.h"
/**
* SECTION:nm-setting-wpan
* @short_description: Describes connection properties for IEEE 802.15.4 (WPAN) MAC
*
* The #NMSettingWpan object is a #NMSetting subclass that describes properties
* necessary for configuring IEEE 802.15.4 (WPAN) MAC layer devices.
**/
/* Ideally we'll be able to get these from a public header. */
#ifndef IEEE802154_ADDR_LEN
#define IEEE802154_ADDR_LEN 8
#endif
#ifndef IEEE802154_MAX_PAGE
#define IEEE802154_MAX_PAGE 31
#endif
#ifndef IEEE802154_MAX_CHANNEL
#define IEEE802154_MAX_CHANNEL 26
#endif
/*****************************************************************************/
NM_GOBJECT_PROPERTIES_DEFINE_BASE(PROP_MAC_ADDRESS,
PROP_PAN_ID,
PROP_SHORT_ADDRESS,
PROP_PAGE,
PROP_CHANNEL, );
typedef struct {
char * mac_address;
guint16 pan_id;
guint16 short_address;
gint16 page;
gint16 channel;
} NMSettingWpanPrivate;
/**
* NMSettingWpan:
*
* IEEE 802.15.4 (WPAN) MAC Settings
*/
struct _NMSettingWpan {
NMSetting parent;
};
struct _NMSettingWpanClass {
NMSettingClass parent;
};
G_DEFINE_TYPE(NMSettingWpan, nm_setting_wpan, NM_TYPE_SETTING)
#define NM_SETTING_WPAN_GET_PRIVATE(o) \
(G_TYPE_INSTANCE_GET_PRIVATE((o), NM_TYPE_SETTING_WPAN, NMSettingWpanPrivate))
/*****************************************************************************/
/**
* nm_setting_wpan_get_mac_address:
* @setting: the #NMSettingWpan
*
* Returns: the #NMSettingWpan:mac-address property of the setting
*
* Since: 1.14
**/
const char *
nm_setting_wpan_get_mac_address(NMSettingWpan *setting)
{
g_return_val_if_fail(NM_IS_SETTING_WPAN(setting), NULL);
return NM_SETTING_WPAN_GET_PRIVATE(setting)->mac_address;
}
/**
* nm_setting_wpan_get_pan_id:
* @setting: the #NMSettingWpan
*
* Returns: the #NMSettingWpan:pan-id property of the setting
*
* Since: 1.14
**/
guint16
nm_setting_wpan_get_pan_id(NMSettingWpan *setting)
{
g_return_val_if_fail(NM_IS_SETTING_WPAN(setting), G_MAXUINT16);
return NM_SETTING_WPAN_GET_PRIVATE(setting)->pan_id;
}
/**
* nm_setting_wpan_get_short_address:
* @setting: the #NMSettingWpan
*
* Returns: the #NMSettingWpan:short-address property of the setting
*
* Since: 1.14
**/
guint16
nm_setting_wpan_get_short_address(NMSettingWpan *setting)
{
g_return_val_if_fail(NM_IS_SETTING_WPAN(setting), G_MAXUINT16);
return NM_SETTING_WPAN_GET_PRIVATE(setting)->short_address;
}
/**
* nm_setting_wpan_get_page:
* @setting: the #NMSettingWpan
*
* Returns: the #NMSettingWpan:page property of the setting
*
* Since: 1.16
**/
gint16
nm_setting_wpan_get_page(NMSettingWpan *setting)
{
g_return_val_if_fail(NM_IS_SETTING_WPAN(setting), NM_SETTING_WPAN_PAGE_DEFAULT);
return NM_SETTING_WPAN_GET_PRIVATE(setting)->page;
}
/**
* nm_setting_wpan_get_channel:
* @setting: the #NMSettingWpan
*
* Returns: the #NMSettingWpan:channel property of the setting
*
* Since: 1.16
**/
gint16
nm_setting_wpan_get_channel(NMSettingWpan *setting)
{
g_return_val_if_fail(NM_IS_SETTING_WPAN(setting), NM_SETTING_WPAN_CHANNEL_DEFAULT);
return NM_SETTING_WPAN_GET_PRIVATE(setting)->channel;
}
static gboolean
verify(NMSetting *setting, NMConnection *connection, GError **error)
{
NMSettingWpanPrivate *priv = NM_SETTING_WPAN_GET_PRIVATE(setting);
if (priv->mac_address && !nm_utils_hwaddr_valid(priv->mac_address, IEEE802154_ADDR_LEN)) {
g_set_error_literal(error,
NM_CONNECTION_ERROR,
NM_CONNECTION_ERROR_INVALID_PROPERTY,
_("property is invalid"));
g_prefix_error(error, "%s.%s: ", NM_SETTING_WPAN_SETTING_NAME, NM_SETTING_WPAN_MAC_ADDRESS);
return FALSE;
}
if ((priv->page == NM_SETTING_WPAN_PAGE_DEFAULT)
!= (priv->channel == NM_SETTING_WPAN_CHANNEL_DEFAULT)) {
g_set_error_literal(error,
NM_CONNECTION_ERROR,
NM_CONNECTION_ERROR_INVALID_PROPERTY,
_("page must be defined along with a channel"));
g_prefix_error(error, "%s.%s: ", NM_SETTING_WPAN_SETTING_NAME, NM_SETTING_WPAN_PAGE);
return FALSE;
}
if (priv->page < NM_SETTING_WPAN_PAGE_DEFAULT || priv->page > IEEE802154_MAX_PAGE) {
g_set_error(error,
NM_CONNECTION_ERROR,
NM_CONNECTION_ERROR_INVALID_PROPERTY,
_("page must be between %d and %d"),
NM_SETTING_WPAN_PAGE_DEFAULT,
IEEE802154_MAX_PAGE);
g_prefix_error(error, "%s.%s: ", NM_SETTING_WPAN_SETTING_NAME, NM_SETTING_WPAN_PAGE);
return FALSE;
}
if (priv->channel < NM_SETTING_WPAN_CHANNEL_DEFAULT || priv->channel > IEEE802154_MAX_CHANNEL) {
g_set_error(error,
NM_CONNECTION_ERROR,
NM_CONNECTION_ERROR_INVALID_PROPERTY,
_("channel must not be between %d and %d"),
NM_SETTING_WPAN_CHANNEL_DEFAULT,
IEEE802154_MAX_CHANNEL);
g_prefix_error(error, "%s.%s: ", NM_SETTING_WPAN_SETTING_NAME, NM_SETTING_WPAN_CHANNEL);
return FALSE;
}
return TRUE;
}
/*****************************************************************************/
static void
get_property(GObject *object, guint prop_id, GValue *value, GParamSpec *pspec)
{
NMSettingWpan *setting = NM_SETTING_WPAN(object);
switch (prop_id) {
case PROP_MAC_ADDRESS:
g_value_set_string(value, nm_setting_wpan_get_mac_address(setting));
break;
case PROP_PAN_ID:
g_value_set_uint(value, nm_setting_wpan_get_pan_id(setting));
break;
case PROP_SHORT_ADDRESS:
g_value_set_uint(value, nm_setting_wpan_get_short_address(setting));
break;
case PROP_PAGE:
g_value_set_int(value, nm_setting_wpan_get_page(setting));
break;
case PROP_CHANNEL:
g_value_set_int(value, nm_setting_wpan_get_channel(setting));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
break;
}
}
static void
set_property(GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec)
{
NMSettingWpanPrivate *priv = NM_SETTING_WPAN_GET_PRIVATE(object);
switch (prop_id) {
case PROP_MAC_ADDRESS:
g_free(priv->mac_address);
priv->mac_address =
_nm_utils_hwaddr_canonical_or_invalid(g_value_get_string(value), IEEE802154_ADDR_LEN);
break;
case PROP_PAN_ID:
priv->pan_id = g_value_get_uint(value);
break;
case PROP_SHORT_ADDRESS:
priv->short_address = g_value_get_uint(value);
break;
case PROP_PAGE:
priv->page = g_value_get_int(value);
break;
case PROP_CHANNEL:
priv->channel = g_value_get_int(value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
break;
}
}
/*****************************************************************************/
static void
nm_setting_wpan_init(NMSettingWpan *setting)
{
NMSettingWpanPrivate *priv = NM_SETTING_WPAN_GET_PRIVATE(setting);
priv->pan_id = G_MAXUINT16;
priv->short_address = G_MAXUINT16;
priv->page = NM_SETTING_WPAN_PAGE_DEFAULT;
priv->channel = NM_SETTING_WPAN_CHANNEL_DEFAULT;
}
/**
* nm_setting_wpan_new:
*
* Creates a new #NMSettingWpan object with default values.
*
* Returns: (transfer full): the new empty #NMSettingWpan object
*
* Since: 1.14
**/
NMSetting *
nm_setting_wpan_new(void)
{
return g_object_new(NM_TYPE_SETTING_WPAN, NULL);
}
static void
finalize(GObject *object)
{
NMSettingWpanPrivate *priv = NM_SETTING_WPAN_GET_PRIVATE(object);
g_free(priv->mac_address);
G_OBJECT_CLASS(nm_setting_wpan_parent_class)->finalize(object);
}
static void
nm_setting_wpan_class_init(NMSettingWpanClass *klass)
{
GObjectClass * object_class = G_OBJECT_CLASS(klass);
NMSettingClass *setting_class = NM_SETTING_CLASS(klass);
g_type_class_add_private(setting_class, sizeof(NMSettingWpanPrivate));
object_class->get_property = get_property;
object_class->set_property = set_property;
object_class->finalize = finalize;
setting_class->verify = verify;
/**
* NMSettingWpan:mac-address:
*
* If specified, this connection will only apply to the IEEE 802.15.4 (WPAN)
* MAC layer device whose permanent MAC address matches.
**/
/* ---keyfile---
* property: mac-address
* format: usual hex-digits-and-colons notation
* description: MAC address in hex-digits-and-colons notation
* (e.g. 76:d8:9b:87:66:60:84:ee).
* ---end---
*/
obj_properties[PROP_MAC_ADDRESS] =
g_param_spec_string(NM_SETTING_WPAN_MAC_ADDRESS,
"",
"",
NULL,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
/**
* NMSettingWpan:pan-id:
*
* IEEE 802.15.4 Personal Area Network (PAN) identifier.
**/
obj_properties[PROP_PAN_ID] = g_param_spec_uint(NM_SETTING_WPAN_PAN_ID,
"",
"",
0,
G_MAXUINT16,
G_MAXUINT16,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
/**
* NMSettingWpan:short-address:
*
* Short IEEE 802.15.4 address to be used within a restricted environment.
**/
obj_properties[PROP_SHORT_ADDRESS] =
g_param_spec_uint(NM_SETTING_WPAN_SHORT_ADDRESS,
"",
"",
0,
G_MAXUINT16,
G_MAXUINT16,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
/**
* NMSettingWpan:page:
*
* IEEE 802.15.4 channel page. A positive integer or -1, meaning "do not
* set, use whatever the device is already set to".
*
* Since: 1.16
**/
obj_properties[PROP_PAGE] = g_param_spec_int(NM_SETTING_WPAN_PAGE,
"",
"",
G_MININT16,
G_MAXINT16,
NM_SETTING_WPAN_PAGE_DEFAULT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
/**
* NMSettingWpan:channel:
*
* IEEE 802.15.4 channel. A positive integer or -1, meaning "do not
* set, use whatever the device is already set to".
*
* Since: 1.16
**/
obj_properties[PROP_CHANNEL] = g_param_spec_int(NM_SETTING_WPAN_CHANNEL,
"",
"",
G_MININT16,
G_MAXINT16,
NM_SETTING_WPAN_CHANNEL_DEFAULT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
g_object_class_install_properties(object_class, _PROPERTY_ENUMS_LAST, obj_properties);
_nm_setting_class_commit(setting_class, NM_META_SETTING_TYPE_WPAN);
}