/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
* Copyright (C) 2007 - 2008 Novell, Inc.
* Copyright (C) 2007 - 2012 Red Hat, Inc.
*/
#include "libnm-client-impl/nm-default-libnm.h"
#include "nm-device-bt.h"
#include <linux/if_ether.h>
#include "nm-setting-connection.h"
#include "nm-setting-bluetooth.h"
#include "nm-utils.h"
#include "nm-object-private.h"
#include "nm-enum-types.h"
/*****************************************************************************/
NM_GOBJECT_PROPERTIES_DEFINE_BASE(PROP_NAME, PROP_BT_CAPABILITIES, );
typedef struct {
char * name;
guint32 bt_capabilities;
} NMDeviceBtPrivate;
struct _NMDeviceBt {
NMDevice parent;
NMDeviceBtPrivate _priv;
};
struct _NMDeviceBtClass {
NMDeviceClass parent;
};
G_DEFINE_TYPE(NMDeviceBt, nm_device_bt, NM_TYPE_DEVICE)
#define NM_DEVICE_BT_GET_PRIVATE(self) \
_NM_GET_PRIVATE(self, NMDeviceBt, NM_IS_DEVICE_BT, NMObject, NMDevice)
/*****************************************************************************/
/**
* nm_device_bt_get_hw_address: (skip)
* @device: a #NMDeviceBt
*
* Gets the hardware (MAC) address of the #NMDeviceBt
*
* 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_bt_get_hw_address(NMDeviceBt *device)
{
g_return_val_if_fail(NM_IS_DEVICE_BT(device), NULL);
return nm_device_get_hw_address(NM_DEVICE(device));
}
/**
* nm_device_bt_get_name:
* @device: a #NMDeviceBt
*
* Gets the name of the #NMDeviceBt.
*
* Returns: the name of the device
**/
const char *
nm_device_bt_get_name(NMDeviceBt *device)
{
g_return_val_if_fail(NM_IS_DEVICE_BT(device), NULL);
return NM_DEVICE_BT_GET_PRIVATE(device)->name;
}
/**
* nm_device_bt_get_capabilities:
* @device: a #NMDeviceBt
*
* Returns the Bluetooth device's usable capabilities.
*
* Returns: a combination of #NMBluetoothCapabilities
**/
NMBluetoothCapabilities
nm_device_bt_get_capabilities(NMDeviceBt *device)
{
g_return_val_if_fail(NM_IS_DEVICE_BT(device), NM_BT_CAPABILITY_NONE);
return NM_DEVICE_BT_GET_PRIVATE(device)->bt_capabilities;
}
static NMBluetoothCapabilities
get_connection_bt_type(NMConnection *connection)
{
NMSettingBluetooth *s_bt;
const char * bt_type;
s_bt = nm_connection_get_setting_bluetooth(connection);
if (!s_bt)
return NM_BT_CAPABILITY_NONE;
bt_type = nm_setting_bluetooth_get_connection_type(s_bt);
g_assert(bt_type);
if (!strcmp(bt_type, NM_SETTING_BLUETOOTH_TYPE_DUN))
return NM_BT_CAPABILITY_DUN;
else if (!strcmp(bt_type, NM_SETTING_BLUETOOTH_TYPE_PANU))
return NM_BT_CAPABILITY_NAP;
return NM_BT_CAPABILITY_NONE;
}
static gboolean
connection_compatible(NMDevice *device, NMConnection *connection, GError **error)
{
NMSettingBluetooth * s_bt;
const char * hw_addr, *setting_addr;
NMBluetoothCapabilities dev_caps;
NMBluetoothCapabilities bt_type;
if (!NM_DEVICE_CLASS(nm_device_bt_parent_class)
->connection_compatible(device, connection, error))
return FALSE;
if (!nm_connection_is_type(connection, NM_SETTING_BLUETOOTH_SETTING_NAME)
|| !(s_bt = nm_connection_get_setting_bluetooth(connection))) {
g_set_error(error,
NM_DEVICE_ERROR,
NM_DEVICE_ERROR_INCOMPATIBLE_CONNECTION,
_("The connection was not a Bluetooth connection."));
return FALSE;
}
if (nm_streq0(nm_setting_bluetooth_get_connection_type(s_bt), NM_SETTING_BLUETOOTH_TYPE_NAP)) {
g_set_error(error,
NM_DEVICE_ERROR,
NM_DEVICE_ERROR_INCOMPATIBLE_CONNECTION,
_("The connection is of Bluetooth NAP type."));
return FALSE;
}
/* Check BT address */
hw_addr = nm_device_get_hw_address(device);
if (hw_addr) {
if (!nm_utils_hwaddr_valid(hw_addr, ETH_ALEN)) {
g_set_error_literal(error,
NM_DEVICE_ERROR,
NM_DEVICE_ERROR_FAILED,
_("Invalid device Bluetooth address."));
return FALSE;
}
setting_addr = nm_setting_bluetooth_get_bdaddr(s_bt);
if (setting_addr && !nm_utils_hwaddr_matches(setting_addr, -1, hw_addr, -1)) {
g_set_error_literal(
error,
NM_DEVICE_ERROR,
NM_DEVICE_ERROR_INCOMPATIBLE_CONNECTION,
_("The Bluetooth addresses of the device and the connection didn't match."));
return FALSE;
}
}
dev_caps = nm_device_bt_get_capabilities(NM_DEVICE_BT(device));
bt_type = get_connection_bt_type(connection);
if (!(bt_type & dev_caps)) {
g_set_error_literal(
error,
NM_DEVICE_ERROR,
NM_DEVICE_ERROR_INCOMPATIBLE_CONNECTION,
_("The device is lacking Bluetooth capabilities required by the connection."));
return FALSE;
}
return TRUE;
}
static GType
get_setting_type(NMDevice *device)
{
return NM_TYPE_SETTING_BLUETOOTH;
}
/*****************************************************************************/
static void
nm_device_bt_init(NMDeviceBt *device)
{}
static void
finalize(GObject *object)
{
NMDeviceBtPrivate *priv = NM_DEVICE_BT_GET_PRIVATE(object);
g_free(priv->name);
G_OBJECT_CLASS(nm_device_bt_parent_class)->finalize(object);
}
static void
get_property(GObject *object, guint prop_id, GValue *value, GParamSpec *pspec)
{
NMDeviceBt *device = NM_DEVICE_BT(object);
switch (prop_id) {
case PROP_NAME:
g_value_set_string(value, nm_device_bt_get_name(device));
break;
case PROP_BT_CAPABILITIES:
g_value_set_flags(value, nm_device_bt_get_capabilities(device));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
break;
}
}
const NMLDBusMetaIface _nml_dbus_meta_iface_nm_device_bluetooth = NML_DBUS_META_IFACE_INIT_PROP(
NM_DBUS_INTERFACE_DEVICE_BLUETOOTH,
nm_device_bt_get_type,
NML_DBUS_META_INTERFACE_PRIO_INSTANTIATE_30,
NML_DBUS_META_IFACE_DBUS_PROPERTIES(
NML_DBUS_META_PROPERTY_INIT_U("BtCapabilities",
PROP_BT_CAPABILITIES,
NMDeviceBt,
_priv.bt_capabilities),
NML_DBUS_META_PROPERTY_INIT_FCN("HwAddress",
0,
"s",
_nm_device_notify_update_prop_hw_address),
NML_DBUS_META_PROPERTY_INIT_S("Name", PROP_NAME, NMDeviceBt, _priv.name), ), );
static void
nm_device_bt_class_init(NMDeviceBtClass *bt_class)
{
GObjectClass * object_class = G_OBJECT_CLASS(bt_class);
NMDeviceClass *device_class = NM_DEVICE_CLASS(bt_class);
object_class->get_property = get_property;
object_class->finalize = finalize;
device_class->connection_compatible = connection_compatible;
device_class->get_setting_type = get_setting_type;
/**
* NMDeviceBt:name:
*
* The name of the bluetooth device.
**/
obj_properties[PROP_NAME] = g_param_spec_string(NM_DEVICE_BT_NAME,
"",
"",
NULL,
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
/**
* NMDeviceBt:bt-capabilities:
*
* The device's bluetooth capabilities, a combination of #NMBluetoothCapabilities.
**/
obj_properties[PROP_BT_CAPABILITIES] =
g_param_spec_flags(NM_DEVICE_BT_CAPABILITIES,
"",
"",
NM_TYPE_BLUETOOTH_CAPABILITIES,
NM_BT_CAPABILITY_NONE,
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
_nml_dbus_meta_class_init_with_properties(object_class,
&_nml_dbus_meta_iface_nm_device_bluetooth);
}