summary refs log tree commit diff
path: root/src/devices/bluetooth/nm-bluez-manager.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/devices/bluetooth/nm-bluez-manager.c')
-rw-r--r--src/devices/bluetooth/nm-bluez-manager.c2895
1 files changed, 0 insertions, 2895 deletions
diff --git a/src/devices/bluetooth/nm-bluez-manager.c b/src/devices/bluetooth/nm-bluez-manager.c
deleted file mode 100644
index df0bcbbb..00000000
--- a/src/devices/bluetooth/nm-bluez-manager.c
+++ /dev/null
@@ -1,2895 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0+ */
-/*
- * Copyright (C) 2013 - 2014 Red Hat, Inc.
- */
-
-#include "nm-default.h"
-
-#include "nm-bluez-manager.h"
-
-#include <signal.h>
-#include <stdlib.h>
-#include <gmodule.h>
-
-#include "nm-glib-aux/nm-dbus-aux.h"
-#include "nm-glib-aux/nm-c-list.h"
-#include "nm-dbus-manager.h"
-#include "devices/nm-device-factory.h"
-#include "devices/nm-device-bridge.h"
-#include "nm-setting-bluetooth.h"
-#include "settings/nm-settings.h"
-#include "nm-bluez-common.h"
-#include "nm-device-bt.h"
-#include "nm-manager.h"
-#include "nm-bluez5-dun.h"
-#include "nm-core-internal.h"
-#include "platform/nm-platform.h"
-#include "nm-std-aux/nm-dbus-compat.h"
-
-/*****************************************************************************/
-
-#if WITH_BLUEZ5_DUN
-    #define _NM_BT_CAPABILITY_SUPPORTED_DUN NM_BT_CAPABILITY_DUN
-#else
-    #define _NM_BT_CAPABILITY_SUPPORTED_DUN NM_BT_CAPABILITY_NONE
-#endif
-#define _NM_BT_CAPABILITY_SUPPORTED (NM_BT_CAPABILITY_NAP | _NM_BT_CAPABILITY_SUPPORTED_DUN)
-
-typedef struct {
-    const char *            bdaddr;
-    CList                   lst_head;
-    NMBluetoothCapabilities bt_type : 8;
-    char                    bdaddr_data[];
-} ConnDataHead;
-
-typedef struct {
-    NMSettingsConnection *sett_conn;
-    ConnDataHead *        cdata_hd;
-    CList                 lst;
-} ConnDataElem;
-
-typedef struct {
-    GCancellable *             ext_cancellable;
-    GCancellable *             int_cancellable;
-    NMBtVTableRegisterCallback callback;
-    gpointer                   callback_user_data;
-    gulong                     ext_cancelled_id;
-} NetworkServerRegisterReqData;
-
-typedef struct {
-    GCancellable *          ext_cancellable;
-    GCancellable *          int_cancellable;
-    NMBluezManagerConnectCb callback;
-    gpointer                callback_user_data;
-    char *                  device_name;
-    gulong                  ext_cancelled_id;
-    guint                   timeout_id;
-    guint                   timeout_wait_connect_id;
-} DeviceConnectReqData;
-
-typedef struct {
-    const char *object_path;
-
-    NMBluezManager *self;
-
-    /* Fields name with "d_" prefix are purely cached values from BlueZ's
-     * ObjectManager D-Bus interface. There is no logic whatsoever about
-     * them.
-     */
-
-    CList process_change_lst;
-
-    struct {
-        char *address;
-    } d_adapter;
-
-    struct {
-        char *address;
-        char *name;
-        char *adapter;
-    } d_device;
-
-    struct {
-        char *interface;
-    } d_network;
-
-    struct {
-        CList                         lst;
-        char *                        adapter_address;
-        NMDevice *                    device_br;
-        NetworkServerRegisterReqData *r_req_data;
-    } x_network_server;
-
-    struct {
-        NMSettingsConnection *panu_connection;
-        NMDeviceBt *          device_bt;
-        DeviceConnectReqData *c_req_data;
-        NMBluez5DunContext *  connect_dun_context;
-        gulong                device_bt_signal_id;
-    } x_device;
-
-    /* indicate whether the D-Bus object has the particular D-Bus interface. */
-    bool d_has_adapter_iface : 1;
-    bool d_has_device_iface : 1;
-    bool d_has_network_iface : 1;
-    bool d_has_network_server_iface : 1;
-
-    /* cached D-Bus properties for Device1 ("d_device*"). */
-    NMBluetoothCapabilities d_device_capabilities : 6;
-    bool                    d_device_connected : 1;
-    bool                    d_device_paired : 1;
-
-    /* cached D-Bus properties for Network1 ("d_network*"). */
-    bool d_network_connected : 1;
-
-    /* cached D-Bus properties for Adapter1 ("d_adapter*"). */
-    bool d_adapter_powered : 1;
-
-    /* properties related to device ("x_device*"). */
-    NMBluetoothCapabilities x_device_connect_bt_type : 6;
-    bool                    x_device_is_usable : 1;
-    bool                    x_device_is_connected : 1;
-
-    bool x_device_panu_connection_allow_create : 1;
-
-    /* flag to remember last time when we checked wether the object
-     * was  a suitable adapter that is usable to a device. */
-    bool was_usable_adapter_for_device_before : 1;
-
-    char _object_path_intern[];
-} BzDBusObj;
-
-typedef struct {
-    NMManager * manager;
-    NMSettings *settings;
-
-    GDBusConnection *dbus_connection;
-
-    NMBtVTableNetworkServer vtable_network_server;
-
-    GCancellable *name_owner_get_cancellable;
-    GCancellable *get_managed_objects_cancellable;
-
-    GHashTable *bzobjs;
-
-    char *name_owner;
-
-    GHashTable *conn_data_heads;
-    GHashTable *conn_data_elems;
-
-    CList network_server_lst_head;
-
-    CList process_change_lst_head;
-
-    guint name_owner_changed_id;
-
-    guint managed_objects_changed_id;
-
-    guint properties_changed_id;
-
-    guint process_change_idle_id;
-
-    bool settings_registered : 1;
-} NMBluezManagerPrivate;
-
-struct _NMBluezManager {
-    NMDeviceFactory       parent;
-    NMBluezManagerPrivate _priv;
-};
-
-struct _NMBluezManagerClass {
-    NMDeviceFactoryClass parent;
-};
-
-G_DEFINE_TYPE(NMBluezManager, nm_bluez_manager, NM_TYPE_DEVICE_FACTORY);
-
-#define NM_BLUEZ_MANAGER_GET_PRIVATE(self) \
-    _NM_GET_PRIVATE(self, NMBluezManager, NM_IS_BLUEZ_MANAGER)
-
-/*****************************************************************************/
-
-NM_DEVICE_FACTORY_DECLARE_TYPES(NM_DEVICE_FACTORY_DECLARE_LINK_TYPES(
-    NM_LINK_TYPE_BNEP) NM_DEVICE_FACTORY_DECLARE_SETTING_TYPES(NM_SETTING_BLUETOOTH_SETTING_NAME))
-
-G_MODULE_EXPORT NMDeviceFactory *
-                nm_device_factory_create(GError **error)
-{
-    return (NMDeviceFactory *) g_object_new(NM_TYPE_BLUEZ_MANAGER, NULL);
-}
-
-/*****************************************************************************/
-
-#define _NMLOG_DOMAIN      LOGD_BT
-#define _NMLOG(level, ...) __NMLOG_DEFAULT(level, _NMLOG_DOMAIN, "bluez", __VA_ARGS__)
-
-/*****************************************************************************/
-
-static NMBluetoothCapabilities
-convert_uuids_to_capabilities(const char *const *strv)
-{
-    NMBluetoothCapabilities capabilities = NM_BT_CAPABILITY_NONE;
-
-    if (strv) {
-        for (; strv[0]; strv++) {
-            gs_free char *s_part1 = NULL;
-            const char *  str     = strv[0];
-            const char *  s;
-
-            s = strchr(str, '-');
-            if (!s)
-                continue;
-
-            s_part1 = g_strndup(str, s - str);
-            switch (_nm_utils_ascii_str_to_int64(s_part1, 16, 0, G_MAXINT, -1)) {
-            case 0x1103:
-                capabilities |= NM_BT_CAPABILITY_DUN;
-                break;
-            case 0x1116:
-                capabilities |= NM_BT_CAPABILITY_NAP;
-                break;
-            default:
-                break;
-            }
-        }
-    }
-
-    return capabilities;
-}
-
-/*****************************************************************************/
-
-static void     _cleanup_for_name_owner(NMBluezManager *self);
-static void     _connect_disconnect(NMBluezManager *self, BzDBusObj *bzobj, const char *reason);
-static gboolean _bzobjs_network_server_is_usable(const BzDBusObj *bzobj, gboolean require_powered);
-static gboolean _bzobjs_is_dead(const BzDBusObj *bzobj);
-static gboolean _bzobjs_device_is_usable(const BzDBusObj *bzobj,
-                                         BzDBusObj **     out_adapter_bzobj,
-                                         gboolean *       out_create_panu_connection);
-static gboolean _bzobjs_adapter_is_usable_for_device(const BzDBusObj *bzobj);
-static ConnDataHead *
-_conn_track_find_head(NMBluezManager *self, NMBluetoothCapabilities bt_type, const char *bdaddr);
-static void _process_change_idle_schedule(NMBluezManager *self, BzDBusObj *bzobj);
-static void
-_network_server_unregister_bridge(NMBluezManager *self, BzDBusObj *bzobj, const char *reason);
-static gboolean _connect_timeout_wait_connected_cb(gpointer user_data);
-
-/*****************************************************************************/
-
-static void
-_dbus_call_complete_cb_nop(GObject *source_object, GAsyncResult *res, gpointer user_data)
-{
-    /* we don't do anything at all. The only reason to register this
-     * callback is so that GDBusConnection keeps the cancellable alive
-     * long enough until the call completes.
-     *
-     * Note that this cancellable in turn is registered via
-     * nm_shutdown_wait_obj_register_*(), to block shutdown until
-     * we are done. */
-}
-
-/*****************************************************************************/
-
-static void
-_network_server_register_req_data_complete(NetworkServerRegisterReqData *r_req_data, GError *error)
-{
-    nm_clear_g_signal_handler(r_req_data->ext_cancellable, &r_req_data->ext_cancelled_id);
-
-    nm_clear_g_cancellable(&r_req_data->int_cancellable);
-
-    if (r_req_data->callback) {
-        gs_free_error GError *error_cancelled = NULL;
-
-        if (g_cancellable_set_error_if_cancelled(r_req_data->ext_cancellable, &error_cancelled))
-            error = error_cancelled;
-
-        r_req_data->callback(error, r_req_data->callback_user_data);
-    }
-
-    g_object_unref(r_req_data->ext_cancellable);
-    nm_g_slice_free(r_req_data);
-}
-
-static void
-_device_connect_req_data_complete(DeviceConnectReqData *c_req_data,
-                                  NMBluezManager *      self,
-                                  const char *          device_name,
-                                  GError *              error)
-{
-    nm_assert((!!device_name) != (!!error));
-
-    nm_clear_g_signal_handler(c_req_data->ext_cancellable, &c_req_data->ext_cancelled_id);
-
-    nm_clear_g_cancellable(&c_req_data->int_cancellable);
-    nm_clear_g_source(&c_req_data->timeout_id);
-    nm_clear_g_source(&c_req_data->timeout_wait_connect_id);
-
-    if (c_req_data->callback) {
-        gs_free_error GError *error_cancelled = NULL;
-
-        if (g_cancellable_set_error_if_cancelled(c_req_data->ext_cancellable, &error_cancelled)) {
-            error       = error_cancelled;
-            device_name = NULL;
-        }
-
-        c_req_data->callback(self, TRUE, device_name, error, c_req_data->callback_user_data);
-    }
-
-    g_object_unref(c_req_data->ext_cancellable);
-    nm_clear_g_free(&c_req_data->device_name);
-    nm_g_slice_free(c_req_data);
-}
-
-/*****************************************************************************/
-
-static BzDBusObj *
-_bz_dbus_obj_new(NMBluezManager *self, const char *object_path)
-{
-    BzDBusObj *bzobj;
-    gsize      l;
-
-    nm_assert(NM_IS_BLUEZ_MANAGER(self));
-
-    l = strlen(object_path) + 1;
-
-    bzobj  = g_malloc(sizeof(BzDBusObj) + l);
-    *bzobj = (BzDBusObj){
-        .object_path                           = bzobj->_object_path_intern,
-        .self                                  = self,
-        .x_network_server.lst                  = C_LIST_INIT(bzobj->x_network_server.lst),
-        .process_change_lst                    = C_LIST_INIT(bzobj->process_change_lst),
-        .x_device_panu_connection_allow_create = TRUE,
-    };
-    memcpy(bzobj->_object_path_intern, object_path, l);
-
-    return bzobj;
-}
-
-static void
-_bz_dbus_obj_free(BzDBusObj *bzobj)
-{
-    nm_assert(bzobj);
-    nm_assert(NM_IS_BLUEZ_MANAGER(bzobj->self));
-    nm_assert(!bzobj->x_network_server.device_br);
-    nm_assert(!bzobj->x_network_server.r_req_data);
-    nm_assert(!bzobj->x_device.c_req_data);
-
-    c_list_unlink_stale(&bzobj->process_change_lst);
-    c_list_unlink_stale(&bzobj->x_network_server.lst);
-    g_free(bzobj->x_network_server.adapter_address);
-    g_free(bzobj->d_adapter.address);
-    g_free(bzobj->d_network.interface);
-    g_free(bzobj->d_device.address);
-    g_free(bzobj->d_device.name);
-    g_free(bzobj->d_device.adapter);
-    g_free(bzobj);
-}
-
-/*****************************************************************************/
-
-static const char *
-_bzobj_to_string(const BzDBusObj *bzobj, char *buf, gsize len)
-{
-    char *      buf0   = buf;
-    const char *prefix = "";
-    gboolean    device_is_usable;
-    gboolean    create_panu_connection = FALSE;
-    gboolean    network_server_is_usable;
-    char        sbuf_cap[100];
-
-    if (len > 0)
-        buf[0] = '\0';
-
-    if (bzobj->d_has_adapter_iface) {
-        nm_utils_strbuf_append_str(&buf, &len, prefix);
-        prefix = ", ";
-        nm_utils_strbuf_append_str(&buf, &len, "Adapter1 {");
-        if (bzobj->d_adapter.address) {
-            nm_utils_strbuf_append(&buf, &len, " d.address: \"%s\"", bzobj->d_adapter.address);
-            if (bzobj->d_adapter_powered)
-                nm_utils_strbuf_append_str(&buf, &len, ",");
-        }
-        if (bzobj->d_adapter_powered)
-            nm_utils_strbuf_append(&buf, &len, " d.powered: 1");
-        nm_utils_strbuf_append_str(&buf, &len, " }");
-    }
-
-    if (bzobj->d_has_device_iface) {
-        const char *prefix1 = "";
-
-        nm_utils_strbuf_append_str(&buf, &len, prefix);
-        prefix = ", ";
-        nm_utils_strbuf_append_str(&buf, &len, "Device1 {");
-        if (bzobj->d_device.address) {
-            nm_utils_strbuf_append(&buf,
-                                   &len,
-                                   "%s d.address: \"%s\"",
-                                   prefix1,
-                                   bzobj->d_device.address);
-            prefix1 = ",";
-        }
-        if (bzobj->d_device.name) {
-            nm_utils_strbuf_append(&buf, &len, "%s d.name: \"%s\"", prefix1, bzobj->d_device.name);
-            prefix1 = ",";
-        }
-        if (bzobj->d_device.adapter) {
-            nm_utils_strbuf_append(&buf,
-                                   &len,
-                                   "%s d.adapter: \"%s\"",
-                                   prefix1,
-                                   bzobj->d_device.adapter);
-            prefix1 = ",";
-        }
-        if (bzobj->d_device_capabilities != NM_BT_CAPABILITY_NONE) {
-            nm_utils_strbuf_append(&buf,
-                                   &len,
-                                   "%s d.capabilities: \"%s\"",
-                                   prefix1,
-                                   nm_bluetooth_capability_to_string(bzobj->d_device_capabilities,
-                                                                     sbuf_cap,
-                                                                     sizeof(sbuf_cap)));
-            prefix1 = ",";
-        }
-        if (bzobj->d_device_connected) {
-            nm_utils_strbuf_append(&buf, &len, "%s d.connected: 1", prefix1);
-            prefix1 = ",";
-        }
-        if (bzobj->d_device_paired) {
-            nm_utils_strbuf_append(&buf, &len, "%s d.paired: 1", prefix1);
-            prefix1 = ",";
-        }
-        nm_utils_strbuf_append_str(&buf, &len, " }");
-    }
-
-    network_server_is_usable = _bzobjs_network_server_is_usable(bzobj, TRUE);
-
-    if (bzobj->d_has_network_server_iface
-        || network_server_is_usable != (!c_list_is_empty(&bzobj->x_network_server.lst))
-        || !c_list_is_empty(&bzobj->x_network_server.lst)
-        || !nm_streq0(bzobj->d_has_adapter_iface ? bzobj->d_adapter.address : NULL,
-                      bzobj->x_network_server.adapter_address)
-        || bzobj->x_network_server.device_br || bzobj->x_network_server.r_req_data) {
-        nm_utils_strbuf_append_str(&buf, &len, prefix);
-        prefix = ", ";
-
-        nm_utils_strbuf_append(&buf, &len, "NetworkServer1 { ");
-
-        if (!bzobj->d_has_network_server_iface)
-            nm_utils_strbuf_append(&buf, &len, " has-d-iface: 0, ");
-
-        if (network_server_is_usable != (!c_list_is_empty(&bzobj->x_network_server.lst)))
-            nm_utils_strbuf_append(&buf,
-                                   &len,
-                                   "usable: %d, used: %d",
-                                   !!network_server_is_usable,
-                                   !network_server_is_usable);
-        else if (network_server_is_usable)
-            nm_utils_strbuf_append(&buf, &len, "used: 1");
-        else
-            nm_utils_strbuf_append(&buf, &len, "usable: 0");
-
-        if (!nm_streq0(bzobj->d_has_adapter_iface ? bzobj->d_adapter.address : NULL,
-                       bzobj->x_network_server.adapter_address)) {
-            if (bzobj->x_network_server.adapter_address)
-                nm_utils_strbuf_append(&buf,
-                                       &len,
-                                       ", adapter-address: \"%s\"",
-                                       bzobj->x_network_server.adapter_address);
-            else
-                nm_utils_strbuf_append(&buf, &len, ", adapter-address: <NULL>");
-        }
-
-        if (bzobj->x_network_server.device_br)
-            nm_utils_strbuf_append(&buf, &len, ", bridge-device: 1");
-
-        if (bzobj->x_network_server.r_req_data)
-            nm_utils_strbuf_append(&buf, &len, ", register-in-progress: 1");
-
-        nm_utils_strbuf_append_str(&buf, &len, " }");
-    }
-
-    device_is_usable = _bzobjs_device_is_usable(bzobj, NULL, &create_panu_connection);
-
-    if (bzobj->d_has_network_iface || bzobj->d_network.interface || bzobj->d_network_connected
-        || create_panu_connection || bzobj->x_device.panu_connection
-        || device_is_usable != bzobj->x_device_is_usable || bzobj->x_device.device_bt
-        || bzobj->x_device_connect_bt_type != NM_BT_CAPABILITY_NONE
-        || bzobj->x_device.connect_dun_context || bzobj->x_device.c_req_data
-        || bzobj->x_device_is_connected != bzobj->d_network_connected) {
-        nm_utils_strbuf_append_str(&buf, &len, prefix);
-        prefix = ", ";
-        nm_utils_strbuf_append_str(&buf, &len, "Network1 {");
-        if (bzobj->d_network.interface)
-            nm_utils_strbuf_append(&buf,
-                                   &len,
-                                   " d.interface: \"%s\", ",
-                                   bzobj->d_network.interface);
-        if (bzobj->d_network_connected)
-            nm_utils_strbuf_append(&buf, &len, " d.connected: %d, ", !!bzobj->d_network_connected);
-        if (!bzobj->d_has_network_iface)
-            nm_utils_strbuf_append(&buf, &len, " has-d-iface: 0, ");
-        if (device_is_usable != bzobj->x_device_is_usable)
-            nm_utils_strbuf_append(&buf,
-                                   &len,
-                                   " usable: %d, used: %d",
-                                   !!device_is_usable,
-                                   !device_is_usable);
-        else if (device_is_usable)
-            nm_utils_strbuf_append(&buf, &len, " used: 1");
-        else
-            nm_utils_strbuf_append(&buf, &len, " usable: 0");
-
-        if (create_panu_connection)
-            nm_utils_strbuf_append(&buf, &len, ", create-panu-connection: 1");
-
-        if (bzobj->x_device.panu_connection)
-            nm_utils_strbuf_append(&buf, &len, ", has-panu-connection: 1");
-
-        if (bzobj->x_device.device_bt)
-            nm_utils_strbuf_append(&buf, &len, ", has-device: 1");
-
-        if (bzobj->x_device_connect_bt_type != NM_BT_CAPABILITY_NONE
-            || bzobj->x_device.connect_dun_context) {
-            nm_utils_strbuf_append(
-                &buf,
-                &len,
-                ", connect: %s%s",
-                nm_bluetooth_capability_to_string(bzobj->x_device_connect_bt_type,
-                                                  sbuf_cap,
-                                                  sizeof(sbuf_cap)),
-                bzobj->x_device.connect_dun_context ? ",with-dun-context" : "");
-        }
-
-        if (bzobj->x_device.c_req_data)
-            nm_utils_strbuf_append(&buf, &len, ", connecting: 1");
-
-        if (bzobj->x_device_is_connected != bzobj->d_network_connected)
-            nm_utils_strbuf_append(&buf, &len, ", connected: %d", !!bzobj->x_device_is_connected);
-
-        nm_utils_strbuf_append_str(&buf, &len, " }");
-    }
-
-    if (_bzobjs_is_dead(bzobj)) {
-        nm_utils_strbuf_append_str(&buf, &len, prefix);
-        prefix = ", ";
-        nm_utils_strbuf_append_str(&buf, &len, "dead: 1");
-    }
-
-    if (!c_list_is_empty(&bzobj->process_change_lst)) {
-        nm_utils_strbuf_append_str(&buf, &len, prefix);
-        prefix = ", ";
-        nm_utils_strbuf_append(&buf, &len, "change-pending-on-idle: 1");
-    }
-
-    if (_bzobjs_adapter_is_usable_for_device(bzobj)
-        != bzobj->was_usable_adapter_for_device_before) {
-        nm_utils_strbuf_append_str(&buf, &len, prefix);
-        prefix = ", ";
-        nm_utils_strbuf_append(&buf, &len, "change-usable-adapter-for-device: 1");
-    }
-
-    return buf0;
-}
-
-#define _LOG_bzobj(bzobj, context)                           \
-    G_STMT_START                                             \
-    {                                                        \
-        const BzDBusObj *const _bzobj = (bzobj);             \
-        char                   _buf[500];                    \
-                                                             \
-        _LOGT("change %-21s %s : { %s }",                    \
-              (context),                                     \
-              _bzobj->object_path,                           \
-              _bzobj_to_string(_bzobj, _buf, sizeof(_buf))); \
-    }                                                        \
-    G_STMT_END
-
-static gboolean
-_bzobjs_is_dead(const BzDBusObj *bzobj)
-{
-    return !bzobj->d_has_adapter_iface && !bzobj->d_has_device_iface && !bzobj->d_has_network_iface
-           && !bzobj->d_has_network_server_iface && c_list_is_empty(&bzobj->process_change_lst);
-}
-
-static BzDBusObj *
-_bzobjs_get(NMBluezManager *self, const char *object_path)
-{
-    return g_hash_table_lookup(NM_BLUEZ_MANAGER_GET_PRIVATE(self)->bzobjs, &object_path);
-}
-
-static BzDBusObj *
-_bzobjs_add(NMBluezManager *self, const char *object_path)
-{
-    NMBluezManagerPrivate *priv = NM_BLUEZ_MANAGER_GET_PRIVATE(self);
-    BzDBusObj *            bzobj;
-
-    bzobj = _bz_dbus_obj_new(self, object_path);
-    if (!g_hash_table_add(priv->bzobjs, bzobj))
-        nm_assert_not_reached();
-    return bzobj;
-}
-
-static void
-_bzobjs_del(BzDBusObj *bzobj)
-{
-    nm_assert(bzobj);
-    nm_assert(bzobj == _bzobjs_get(bzobj->self, bzobj->object_path));
-
-    if (!g_hash_table_remove(NM_BLUEZ_MANAGER_GET_PRIVATE(bzobj->self)->bzobjs, bzobj))
-        nm_assert_not_reached();
-}
-
-static void
-_bzobjs_del_if_dead(BzDBusObj *bzobj)
-{
-    if (_bzobjs_is_dead(bzobj))
-        _bzobjs_del(bzobj);
-}
-
-static BzDBusObj *
-_bzobjs_init(NMBluezManager *self, BzDBusObj **inout, const char *object_path)
-{
-    nm_assert(NM_IS_BLUEZ_MANAGER(self));
-    nm_assert(object_path);
-    nm_assert(inout);
-
-    if (!*inout) {
-        *inout = _bzobjs_get(self, object_path);
-        if (!*inout)
-            *inout = _bzobjs_add(self, object_path);
-    }
-
-    nm_assert(nm_streq((*inout)->object_path, object_path));
-    nm_assert(*inout == _bzobjs_get(self, object_path));
-    return *inout;
-}
-
-static gboolean
-_bzobjs_adapter_is_usable_for_device(const BzDBusObj *bzobj)
-{
-    return bzobj->d_has_adapter_iface && bzobj->d_adapter.address && bzobj->d_adapter_powered;
-}
-
-static gboolean
-_bzobjs_device_is_usable(const BzDBusObj *bzobj,
-                         BzDBusObj **     out_adapter_bzobj,
-                         gboolean *       out_create_panu_connection)
-{
-    NMBluezManager *       self;
-    NMBluezManagerPrivate *priv;
-    gboolean               usable_dun = FALSE;
-    gboolean               usable_nap = FALSE;
-    BzDBusObj *            bzobj_adapter;
-    gboolean               create_panu_connection = FALSE;
-
-    if (!bzobj->d_has_device_iface
-        || !NM_FLAGS_ANY((NMBluetoothCapabilities) bzobj->d_device_capabilities,
-                         _NM_BT_CAPABILITY_SUPPORTED)
-        || !bzobj->d_device.name || !bzobj->d_device.address || !bzobj->d_device_paired
-        || !bzobj->d_device.adapter)
-        goto out_unusable;
-
-    self = bzobj->self;
-
-    priv = NM_BLUEZ_MANAGER_GET_PRIVATE(self);
-
-    if (!priv->settings_registered)
-        goto out_unusable;
-
-    bzobj_adapter = _bzobjs_get(self, bzobj->d_device.adapter);
-    if (!bzobj_adapter || !_bzobjs_adapter_is_usable_for_device(bzobj_adapter))
-        goto out_unusable;
-
-#if WITH_BLUEZ5_DUN
-    if (NM_FLAGS_HAS(bzobj->d_device_capabilities, NM_BT_CAPABILITY_DUN)) {
-        if (_conn_track_find_head(self, NM_BT_CAPABILITY_DUN, bzobj->d_device.address))
-            usable_dun = TRUE;
-    }
-#endif
-
-    if (NM_FLAGS_HAS(bzobj->d_device_capabilities, NM_BT_CAPABILITY_NAP)) {
-        if (!bzobj->d_has_network_iface)
-            usable_nap = FALSE;
-        else if (_conn_track_find_head(self, NM_BT_CAPABILITY_NAP, bzobj->d_device.address))
-            usable_nap = TRUE;
-        else if (bzobj->x_device_panu_connection_allow_create) {
-            /* We didn't yet try to create a connection. Presume we are going to create
-             * it when the time comes... */
-            usable_nap             = TRUE;
-            create_panu_connection = TRUE;
-        }
-    }
-
-    if (!usable_dun && !usable_nap) {
-        if (bzobj->x_device.device_bt
-            && nm_device_get_state(NM_DEVICE(bzobj->x_device.device_bt))
-                   > NM_DEVICE_STATE_DISCONNECTED) {
-            /* The device is still activated... the absence of a profile does not
-             * render it unusable (yet). But since there is no more profile, the
-             * device is probably about to disconnect. */
-        } else
-            goto out_unusable;
-    }
-
-    NM_SET_OUT(out_create_panu_connection, create_panu_connection);
-    NM_SET_OUT(out_adapter_bzobj, bzobj_adapter);
-    return TRUE;
-
-out_unusable:
-    NM_SET_OUT(out_create_panu_connection, FALSE);
-    NM_SET_OUT(out_adapter_bzobj, NULL);
-    return FALSE;
-}
-
-static gboolean
-_bzobjs_device_is_connected(const BzDBusObj *bzobj)
-{
-    nm_assert(_bzobjs_device_is_usable(bzobj, NULL, NULL));
-
-    if (!bzobj->d_has_device_iface || !bzobj->d_device_connected)
-        return FALSE;
-
-    if (bzobj->d_has_network_iface && bzobj->d_network_connected)
-        return TRUE;
-    if (bzobj->x_device.connect_dun_context) {
-        /* As long as we have a dun-context, we consider it connected.
-         *
-         * We require NMDeviceBt to try to connect to the modem, and if that fails,
-         * it will disconnect. */
-        return TRUE;
-    }
-    return FALSE;
-}
-
-static gboolean
-_bzobjs_network_server_is_usable(const BzDBusObj *bzobj, gboolean require_powered)
-{
-    return bzobj->d_has_network_server_iface && bzobj->d_has_adapter_iface
-           && bzobj->d_adapter.address && (!require_powered || bzobj->d_adapter_powered);
-}
-
-/*****************************************************************************/
-
-static ConnDataHead *
-_conn_data_head_new(NMBluetoothCapabilities bt_type, const char *bdaddr)
-{
-    ConnDataHead *cdata_hd;
-    gsize         l;
-
-    nm_assert(NM_IN_SET(bt_type, NM_BT_CAPABILITY_DUN, NM_BT_CAPABILITY_NAP));
-    nm_assert(bdaddr);
-
-    l         = strlen(bdaddr) + 1;
-    cdata_hd  = g_malloc(sizeof(ConnDataHead) + l);
-    *cdata_hd = (ConnDataHead){
-        .bdaddr   = cdata_hd->bdaddr_data,
-        .lst_head = C_LIST_INIT(cdata_hd->lst_head),
-        .bt_type  = bt_type,
-    };
-    memcpy(cdata_hd->bdaddr_data, bdaddr, l);
-
-    nm_assert(cdata_hd->bt_type == bt_type);
-
-    return cdata_hd;
-}
-
-static guint
-_conn_data_head_hash(gconstpointer ptr)
-{
-    const ConnDataHead *cdata_hd = ptr;
-    NMHashState         h;
-
-    nm_hash_init(&h, 520317467u);
-    nm_hash_update_val(&h, (NMBluetoothCapabilities) cdata_hd->bt_type);
-    nm_hash_update_str(&h, cdata_hd->bdaddr);
-    return nm_hash_complete(&h);
-}
-
-static gboolean
-_conn_data_head_equal(gconstpointer a, gconstpointer b)
-{
-    const ConnDataHead *cdata_hd_a = a;
-    const ConnDataHead *cdata_hd_b = b;
-
-    return cdata_hd_a->bt_type == cdata_hd_b->bt_type
-           && nm_streq(cdata_hd_a->bdaddr, cdata_hd_b->bdaddr);
-}
-
-static ConnDataHead *
-_conn_track_find_head(NMBluezManager *self, NMBluetoothCapabilities bt_type, const char *bdaddr)
-{
-    ConnDataHead cdata_hd = {
-        .bt_type = bt_type,
-        .bdaddr  = bdaddr,
-    };
-
-    return g_hash_table_lookup(NM_BLUEZ_MANAGER_GET_PRIVATE(self)->conn_data_heads, &cdata_hd);
-}
-
-static ConnDataElem *
-_conn_track_find_elem(NMBluezManager *self, NMSettingsConnection *sett_conn)
-{
-    G_STATIC_ASSERT(G_STRUCT_OFFSET(ConnDataElem, sett_conn) == 0);
-
-    return g_hash_table_lookup(NM_BLUEZ_MANAGER_GET_PRIVATE(self)->conn_data_elems, &sett_conn);
-}
-
-static gboolean
-_conn_track_is_relevant_connection(NMConnection *           connection,
-                                   NMBluetoothCapabilities *out_bt_type,
-                                   const char **            out_bdaddr)
-{
-    NMSettingBluetooth *    s_bt;
-    NMBluetoothCapabilities bt_type;
-    const char *            bdaddr;
-    const char *            b_type;
-
-    s_bt = nm_connection_get_setting_bluetooth(connection);
-    if (!s_bt)
-        return FALSE;
-
-    if (!nm_connection_is_type(connection, NM_SETTING_BLUETOOTH_SETTING_NAME))
-        return FALSE;
-
-    bdaddr = nm_setting_bluetooth_get_bdaddr(s_bt);
-    if (!bdaddr)
-        return FALSE;
-
-    b_type = nm_setting_bluetooth_get_connection_type(s_bt);
-
-    if (nm_streq(b_type, NM_SETTING_BLUETOOTH_TYPE_DUN))
-        bt_type = NM_BT_CAPABILITY_DUN;
-    else if (nm_streq(b_type, NM_SETTING_BLUETOOTH_TYPE_PANU))
-        bt_type = NM_BT_CAPABILITY_NAP;
-    else
-        return FALSE;
-
-    NM_SET_OUT(out_bt_type, bt_type);
-    NM_SET_OUT(out_bdaddr, bdaddr);
-    return TRUE;
-}
-
-static gboolean
-_conn_track_is_relevant_sett_conn(NMSettingsConnection *   sett_conn,
-                                  NMBluetoothCapabilities *out_bt_type,
-                                  const char **            out_bdaddr)
-{
-    NMConnection *connection;
-
-    connection = nm_settings_connection_get_connection(sett_conn);
-    if (!connection)
-        return FALSE;
-
-    return _conn_track_is_relevant_connection(connection, out_bt_type, out_bdaddr);
-}
-
-static gboolean
-_conn_track_is_relevant_for_sett_conn(NMSettingsConnection *  sett_conn,
-                                      NMBluetoothCapabilities bt_type,
-                                      const char *            bdaddr)
-{
-    NMBluetoothCapabilities x_bt_type;
-    const char *            x_bdaddr;
-
-    return bdaddr && _conn_track_is_relevant_sett_conn(sett_conn, &x_bt_type, &x_bdaddr)
-           && x_bt_type == bt_type && nm_streq(x_bdaddr, bdaddr);
-}
-
-static void
-_conn_track_schedule_notify(NMBluezManager *        self,
-                            NMBluetoothCapabilities bt_type,
-                            const char *            bdaddr)
-{
-    NMBluezManagerPrivate *priv = NM_BLUEZ_MANAGER_GET_PRIVATE(self);
-    GHashTableIter         iter;
-    BzDBusObj *            bzobj;
-
-    g_hash_table_iter_init(&iter, priv->bzobjs);
-    while (g_hash_table_iter_next(&iter, (gpointer *) &bzobj, NULL)) {
-        gboolean device_is_usable;
-
-        device_is_usable = _bzobjs_device_is_usable(bzobj, NULL, NULL);
-        if (bzobj->x_device_is_usable != device_is_usable)
-            _process_change_idle_schedule(self, bzobj);
-    }
-}
-
-static void
-_conn_track_update(NMBluezManager *      self,
-                   NMSettingsConnection *sett_conn,
-                   gboolean              track,
-                   gboolean *            out_changed,
-                   gboolean *            out_changed_usable,
-                   ConnDataElem **       out_conn_data_elem)
-{
-    NMBluezManagerPrivate * priv = NM_BLUEZ_MANAGER_GET_PRIVATE(self);
-    ConnDataHead *          cdata_hd;
-    ConnDataElem *          cdata_el;
-    ConnDataElem *          cdata_el_remove = NULL;
-    NMBluetoothCapabilities bt_type;
-    const char *            bdaddr;
-    gboolean                changed        = FALSE;
-    gboolean                changed_usable = FALSE;
-    char                    sbuf_cap[100];
-
-    nm_assert(NM_IS_SETTINGS_CONNECTION(sett_conn));
-
-    cdata_el = _conn_track_find_elem(self, sett_conn);
-
-    if (track)
-        track = _conn_track_is_relevant_sett_conn(sett_conn, &bt_type, &bdaddr);
-
-    if (!track) {
-        cdata_el_remove = g_steal_pointer(&cdata_el);
-        goto out_remove;
-    }
-
-    if (cdata_el) {
-        cdata_hd = cdata_el->cdata_hd;
-        if (cdata_hd->bt_type != bt_type || !nm_streq(cdata_hd->bdaddr, bdaddr))
-            cdata_el_remove = g_steal_pointer(&cdata_el);
-    }
-
-    if (!cdata_el) {
-        _LOGT("connection: track for %s, %s: %s (%s)",
-              nm_bluetooth_capability_to_string(bt_type, sbuf_cap, sizeof(sbuf_cap)),
-              bdaddr,
-              nm_settings_connection_get_uuid(sett_conn),
-              nm_settings_connection_get_id(sett_conn));
-        changed  = TRUE;
-        cdata_hd = _conn_track_find_head(self, bt_type, bdaddr);
-        if (!cdata_hd) {
-            changed_usable = TRUE;
-            cdata_hd       = _conn_data_head_new(bt_type, bdaddr);
-            if (!g_hash_table_add(priv->conn_data_heads, cdata_hd))
-                nm_assert_not_reached();
-            _conn_track_schedule_notify(self, bt_type, bdaddr);
-        }
-        cdata_el            = g_slice_new(ConnDataElem);
-        cdata_el->sett_conn = sett_conn;
-        cdata_el->cdata_hd  = cdata_hd;
-        c_list_link_tail(&cdata_hd->lst_head, &cdata_el->lst);
-        if (!g_hash_table_add(priv->conn_data_elems, cdata_el))
-            nm_assert_not_reached();
-    }
-
-out_remove:
-    if (cdata_el_remove) {
-        GHashTableIter iter;
-        BzDBusObj *    bzobj;
-
-        _LOGT("connection: untrack for %s, %s: %s (%s)",
-              nm_bluetooth_capability_to_string(cdata_el_remove->cdata_hd->bt_type,
-                                                sbuf_cap,
-                                                sizeof(sbuf_cap)),
-              cdata_el_remove->cdata_hd->bdaddr,
-              nm_settings_connection_get_uuid(sett_conn),
-              nm_settings_connection_get_id(sett_conn));
-
-        g_hash_table_iter_init(&iter, priv->bzobjs);
-        while (g_hash_table_iter_next(&iter, (gpointer *) &bzobj, NULL)) {
-            if (bzobj->x_device.panu_connection == sett_conn)
-                bzobj->x_device.panu_connection = NULL;
-        }
-
-        changed  = TRUE;
-        cdata_hd = cdata_el_remove->cdata_hd;
-        c_list_unlink_stale(&cdata_el_remove->lst);
-        if (!g_hash_table_remove(priv->conn_data_elems, cdata_el_remove))
-            nm_assert_not_reached();
-        if (c_list_is_empty(&cdata_hd->lst_head)) {
-            changed_usable = TRUE;
-            _conn_track_schedule_notify(self, cdata_hd->bt_type, cdata_hd->bdaddr);
-            if (!g_hash_table_remove(priv->conn_data_heads, cdata_hd))
-                nm_assert_not_reached();
-        }
-    }
-
-    NM_SET_OUT(out_changed, changed);
-    NM_SET_OUT(out_changed_usable, changed_usable);
-    NM_SET_OUT(out_conn_data_elem, cdata_el);
-}
-
-/*****************************************************************************/
-
-static void
-cp_connection_added(NMSettings *settings, NMSettingsConnection *sett_conn, NMBluezManager *self)
-{
-    _conn_track_update(self, sett_conn, TRUE, NULL, NULL, NULL);
-}
-
-static void
-cp_connection_updated(NMSettings *          settings,
-                      NMSettingsConnection *sett_conn,
-                      guint                 update_reason_u,
-                      NMBluezManager *      self)
-{
-    _conn_track_update(self, sett_conn, TRUE, NULL, NULL, NULL);
-}
-
-static void
-cp_connection_removed(NMSettings *settings, NMSettingsConnection *sett_conn, NMBluezManager *self)
-{
-    _conn_track_update(self, sett_conn, FALSE, NULL, NULL, NULL);
-}
-
-/*****************************************************************************/
-
-static NMBluezManager *
-_network_server_get_bluez_manager(const NMBtVTableNetworkServer *vtable_network_server)
-{
-    NMBluezManager *self;
-
-    self = (NMBluezManager *) (((char *) vtable_network_server)
-                               - G_STRUCT_OFFSET(NMBluezManager, _priv.vtable_network_server));
-
-    g_return_val_if_fail(NM_IS_BLUEZ_MANAGER(self), NULL);
-
-    return self;
-}
-
-static BzDBusObj *
-_network_server_find_has_device(NMBluezManagerPrivate *priv, NMDevice *device)
-{
-    BzDBusObj *bzobj;
-
-    c_list_for_each_entry (bzobj, &priv->network_server_lst_head, x_network_server.lst) {
-        if (bzobj->x_network_server.device_br == device)
-            return bzobj;
-    }
-    return NULL;
-}
-
-static BzDBusObj *
-_network_server_find_available(NMBluezManagerPrivate *priv,
-                               const char *           addr,
-                               NMDevice *             device_accept_busy)
-{
-    BzDBusObj *bzobj;
-
-    c_list_for_each_entry (bzobj, &priv->network_server_lst_head, x_network_server.lst) {
-        if (bzobj->x_network_server.device_br) {
-            if (bzobj->x_network_server.device_br != device_accept_busy)
-                continue;
-        }
-        if (addr && !nm_streq(addr, bzobj->d_adapter.address))
-            continue;
-        nm_assert(!bzobj->x_network_server.r_req_data);
-        return bzobj;
-    }
-    return NULL;
-}
-
-static gboolean
-_network_server_vt_is_available(const NMBtVTableNetworkServer *vtable,
-                                const char *                   addr,
-                                NMDevice *                     device_accept_busy)
-{
-    NMBluezManager *       self = _network_server_get_bluez_manager(vtable);
-    NMBluezManagerPrivate *priv = NM_BLUEZ_MANAGER_GET_PRIVATE(self);
-
-    return !!_network_server_find_available(priv, addr, device_accept_busy);
-}
-
-static void
-_network_server_register_cb(GObject *source_object, GAsyncResult *res, gpointer user_data)
-{
-    gs_unref_variant GVariant *ret = NULL;
-    gs_free_error GError *error    = NULL;
-    BzDBusObj *           bzobj;
-
-    ret = g_dbus_connection_call_finish(G_DBUS_CONNECTION(source_object), res, &error);
-    if (!ret && nm_utils_error_is_cancelled(error))
-        return;
-
-    bzobj = user_data;
-
-    if (!ret) {
-        _LOGT("NAP: [%s]: registering failed: %s", bzobj->object_path, error->message);
-    } else
-        _LOGT("NAP: [%s]: registration successful", bzobj->object_path);
-
-    g_clear_object(&bzobj->x_network_server.r_req_data->int_cancellable);
-    _network_server_register_req_data_complete(g_steal_pointer(&bzobj->x_network_server.r_req_data),
-                                               error);
-}
-
-static void
-_network_server_register_cancelled_cb(GCancellable *cancellable, BzDBusObj *bzobj)
-{
-    _network_server_unregister_bridge(bzobj->self, bzobj, "registration cancelled");
-}
-
-static gboolean
-_network_server_vt_register_bridge(const NMBtVTableNetworkServer *vtable,
-                                   const char *                   addr,
-                                   NMDevice *                     device,
-                                   GCancellable *                 cancellable,
-                                   NMBtVTableRegisterCallback     callback,
-                                   gpointer                       callback_user_data,
-                                   GError **                      error)
-{
-    NMBluezManager *              self = _network_server_get_bluez_manager(vtable);
-    NMBluezManagerPrivate *       priv = NM_BLUEZ_MANAGER_GET_PRIVATE(self);
-    NetworkServerRegisterReqData *r_req_data;
-    BzDBusObj *                   bzobj;
-    const char *                  ifname;
-
-    g_return_val_if_fail(NM_IS_DEVICE(device), FALSE);
-    g_return_val_if_fail(G_IS_CANCELLABLE(cancellable), FALSE);
-
-    nm_assert(!g_cancellable_is_cancelled(cancellable));
-    nm_assert(!_network_server_find_has_device(priv, device));
-
-    ifname = nm_device_get_iface(device);
-    g_return_val_if_fail(ifname, FALSE);
-
-    g_return_val_if_fail(ifname, FALSE);
-
-    bzobj = _network_server_find_available(priv, addr, NULL);
-    if (!bzobj) {
-        /* The device checked that a network server is available, before
-         * starting the activation, but for some reason it no longer is.
-         * Indicate that the activation should not proceed. */
-        if (addr) {
-            nm_utils_error_set(error,
-                               NM_UTILS_ERROR_UNKNOWN,
-                               "adapter %s is not available for %s",
-                               addr,
-                               ifname);
-        } else {
-            nm_utils_error_set(error,
-                               NM_UTILS_ERROR_UNKNOWN,
-                               "no adapter available for %s",
-                               ifname);
-        }
-        return FALSE;
-    }
-
-    _LOGD("NAP: [%s]: registering \"%s\" on adapter %s",
-          bzobj->object_path,
-          ifname,
-          bzobj->d_adapter.address);
-
-    r_req_data  = g_slice_new(NetworkServerRegisterReqData);
-    *r_req_data = (NetworkServerRegisterReqData){
-        .int_cancellable    = g_cancellable_new(),
-        .ext_cancellable    = g_object_ref(cancellable),
-        .callback           = callback,
-        .callback_user_data = callback_user_data,
-        .ext_cancelled_id   = g_signal_connect(cancellable,
-                                             "cancelled",
-                                             G_CALLBACK(_network_server_register_cancelled_cb),
-                                             bzobj),
-    };
-
-    bzobj->x_network_server.device_br  = g_object_ref(device);
-    bzobj->x_network_server.r_req_data = r_req_data;
-
-    g_dbus_connection_call(priv->dbus_connection,
-                           priv->name_owner,
-                           bzobj->object_path,
-                           NM_BLUEZ5_NETWORK_SERVER_INTERFACE,
-                           "Register",
-                           g_variant_new("(ss)", BLUETOOTH_CONNECT_NAP, ifname),
-                           NULL,
-                           G_DBUS_CALL_FLAGS_NO_AUTO_START,
-                           -1,
-                           bzobj->x_network_server.r_req_data->int_cancellable,
-                           _network_server_register_cb,
-                           bzobj);
-    return TRUE;
-}
-
-static void
-_network_server_unregister_bridge_complete_on_idle_cb(gpointer user_data, GCancellable *cancellable)
-{
-    gs_free_error GError *        error  = NULL;
-    gs_free char *                reason = NULL;
-    NetworkServerRegisterReqData *r_req_data;
-
-    nm_utils_user_data_unpack(user_data, &r_req_data, &reason);
-
-    nm_utils_error_set(&error,
-                       NM_UTILS_ERROR_UNKNOWN,
-                       "registration was aborted due to %s",
-                       reason);
-    _network_server_register_req_data_complete(r_req_data, error);
-}
-
-static void
-_network_server_unregister_bridge(NMBluezManager *self, BzDBusObj *bzobj, const char *reason)
-{
-    NMBluezManagerPrivate *    priv             = NM_BLUEZ_MANAGER_GET_PRIVATE(self);
-    _nm_unused gs_unref_object NMDevice *device = NULL;
-    NetworkServerRegisterReqData *       r_req_data;
-
-    nm_assert(NM_IS_DEVICE(bzobj->x_network_server.device_br));
-
-    _LOGD("NAP: [%s]: unregistering \"%s\" (%s)",
-          bzobj->object_path,
-          nm_device_get_iface(bzobj->x_network_server.device_br),
-          reason);
-
-    device = g_steal_pointer(&bzobj->x_network_server.device_br);
-
-    r_req_data = g_steal_pointer(&bzobj->x_network_server.r_req_data);
-
-    if (priv->name_owner) {
-        gs_unref_object GCancellable *cancellable = NULL;
-
-        cancellable = g_cancellable_new();
-
-        nm_shutdown_wait_obj_register_cancellable_full(
-            cancellable,
-            g_strdup_printf("bt-unregister-nap[%s]", bzobj->object_path),
-            TRUE);
-
-        g_dbus_connection_call(priv->dbus_connection,
-                               priv->name_owner,
-                               bzobj->object_path,
-                               NM_BLUEZ5_NETWORK_SERVER_INTERFACE,
-                               "Unregister",
-                               g_variant_new("(s)", BLUETOOTH_CONNECT_NAP),
-                               NULL,
-                               G_DBUS_CALL_FLAGS_NO_AUTO_START,
-                               -1,
-                               cancellable,
-                               _dbus_call_complete_cb_nop,
-                               NULL);
-    }
-
-    if (r_req_data) {
-        nm_clear_g_cancellable(&r_req_data->int_cancellable);
-        nm_utils_invoke_on_idle(r_req_data->ext_cancellable,
-                                _network_server_unregister_bridge_complete_on_idle_cb,
-                                nm_utils_user_data_pack(r_req_data, g_strdup(reason)));
-    }
-
-    _nm_device_bridge_notify_unregister_bt_nap(device, reason);
-}
-
-static gboolean
-_network_server_vt_unregister_bridge(const NMBtVTableNetworkServer *vtable, NMDevice *device)
-{
-    NMBluezManager *       self = _network_server_get_bluez_manager(vtable);
-    NMBluezManagerPrivate *priv = NM_BLUEZ_MANAGER_GET_PRIVATE(self);
-    BzDBusObj *            bzobj;
-
-    g_return_val_if_fail(NM_IS_DEVICE(device), FALSE);
-
-    bzobj = _network_server_find_has_device(priv, device);
-    if (bzobj)
-        _network_server_unregister_bridge(self, bzobj, "disconnecting");
-
-    return TRUE;
-}
-
-static void
-_network_server_process_change(BzDBusObj *bzobj, gboolean *out_emit_device_availability_changed)
-{
-    NMBluezManager *       self = bzobj->self;
-    NMBluezManagerPrivate *priv = NM_BLUEZ_MANAGER_GET_PRIVATE(self);
-    gboolean               network_server_is_usable;
-    gboolean               emit_device_availability_changed = FALSE;
-
-    network_server_is_usable = _bzobjs_network_server_is_usable(bzobj, TRUE);
-
-    if (!network_server_is_usable) {
-        if (!c_list_is_empty(&bzobj->x_network_server.lst)) {
-            emit_device_availability_changed = TRUE;
-            c_list_unlink(&bzobj->x_network_server.lst);
-        }
-
-        nm_clear_g_free(&bzobj->x_network_server.adapter_address);
-
-        if (bzobj->x_network_server.device_br) {
-            _network_server_unregister_bridge(self,
-                                              bzobj,
-                                              _bzobjs_network_server_is_usable(bzobj, FALSE)
-                                                  ? "adapter disabled"
-                                                  : "adapter disappeared");
-        }
-
-    } else {
-        if (!nm_streq0(bzobj->x_network_server.adapter_address, bzobj->d_adapter.address)) {
-            emit_device_availability_changed = TRUE;
-            g_free(bzobj->x_network_server.adapter_address);
-            bzobj->x_network_server.adapter_address = g_strdup(bzobj->d_adapter.address);
-        }
-
-        if (c_list_is_empty(&bzobj->x_network_server.lst)) {
-            emit_device_availability_changed = TRUE;
-            c_list_link_tail(&priv->network_server_lst_head, &bzobj->x_network_server.lst);
-        }
-    }
-
-    if (emit_device_availability_changed)
-        NM_SET_OUT(out_emit_device_availability_changed, TRUE);
-}
-
-/*****************************************************************************/
-
-static void
-_conn_create_panu_connection(NMBluezManager *self, BzDBusObj *bzobj)
-{
-    NMBluezManagerPrivate *priv              = NM_BLUEZ_MANAGER_GET_PRIVATE(self);
-    gs_unref_object NMConnection *connection = NULL;
-    NMSettingsConnection *        added;
-    NMSetting *                   setting;
-    gs_free char *                id = NULL;
-    char                          uuid[37];
-    gs_free_error GError *error = NULL;
-
-    nm_utils_uuid_generate_buf(uuid);
-    id = g_strdup_printf(_("%s Network"), bzobj->d_device.name);
-
-    connection = nm_simple_connection_new();
-
-    setting = nm_setting_connection_new();
-    g_object_set(setting,
-                 NM_SETTING_CONNECTION_ID,
-                 id,
-                 NM_SETTING_CONNECTION_UUID,
-                 uuid,
-                 NM_SETTING_CONNECTION_AUTOCONNECT,
-                 FALSE,
-                 NM_SETTING_CONNECTION_TYPE,
-                 NM_SETTING_BLUETOOTH_SETTING_NAME,
-                 NULL);
-    nm_connection_add_setting(connection, setting);
-
-    setting = nm_setting_bluetooth_new();
-    g_object_set(setting,
-                 NM_SETTING_BLUETOOTH_BDADDR,
-                 bzobj->d_device.address,
-                 NM_SETTING_BLUETOOTH_TYPE,
-                 NM_SETTING_BLUETOOTH_TYPE_PANU,
-                 NULL);
-    nm_connection_add_setting(connection, setting);
-
-    if (!nm_connection_normalize(connection, NULL, NULL, &error)) {
-        _LOGE("connection: couldn't generate a connection for NAP device: %s", error->message);
-        g_return_if_reached();
-    }
-
-    nm_assert(_conn_track_is_relevant_connection(connection, NULL, NULL));
-
-    _LOGT("connection: create in-memory PANU connection %s (%s) for device \"%s\" (%s)",
-          uuid,
-          id,
-          bzobj->d_device.name,
-          bzobj->d_device.address);
-
-    nm_settings_add_connection(priv->settings,
-                               connection,
-                               NM_SETTINGS_CONNECTION_PERSIST_MODE_IN_MEMORY_ONLY,
-                               NM_SETTINGS_CONNECTION_ADD_REASON_NONE,
-                               NM_SETTINGS_CONNECTION_INT_FLAGS_NM_GENERATED,
-                               &added,
-                               &error);
-    if (!added) {
-        _LOGW("connection: couldn't add new Bluetooth connection for NAP device: '%s' (%s): %s",
-              id,
-              uuid,
-              error->message);
-        return;
-    }
-
-    if (!_conn_track_is_relevant_for_sett_conn(added, NM_BT_CAPABILITY_NAP, bzobj->d_device.address)
-        || !_conn_track_find_elem(self, added) || bzobj->x_device.panu_connection) {
-        _LOGE("connection: something went wrong creating PANU connection %s (%s) for device '%s'",
-              uuid,
-              id,
-              bzobj->d_device.address);
-        g_return_if_reached();
-    }
-
-    bzobj->x_device.panu_connection = added;
-}
-
-/*****************************************************************************/
-
-static void
-_device_state_changed_cb(NMDevice *device,
-                         guint     new_state_u,
-                         guint     old_state_u,
-                         guint     reason_u,
-                         gpointer  user_data)
-{
-    BzDBusObj *bzobj = user_data;
-
-    if (!_bzobjs_device_is_usable(bzobj, NULL, NULL)) {
-        /* the device got unusable? Need to revisit it... */
-        _process_change_idle_schedule(bzobj->self, bzobj);
-    }
-}
-
-static void
-_device_process_change(BzDBusObj *bzobj)
-{
-    NMBluezManager *self                       = bzobj->self;
-    gs_unref_object NMDeviceBt *device_added   = NULL;
-    gs_unref_object NMDeviceBt *device_deleted = NULL;
-    gboolean                    device_is_usable;
-    gboolean                    create_panu_connection = FALSE;
-
-    device_is_usable = _bzobjs_device_is_usable(bzobj, NULL, &create_panu_connection);
-
-    if (create_panu_connection) {
-        bzobj->x_device_panu_connection_allow_create = FALSE;
-        _conn_create_panu_connection(self, bzobj);
-        device_is_usable = _bzobjs_device_is_usable(bzobj, NULL, NULL);
-    } else {
-        if (device_is_usable && bzobj->x_device_panu_connection_allow_create
-            && NM_FLAGS_HAS(bzobj->d_device_capabilities, NM_BT_CAPABILITY_NAP)
-            && _conn_track_find_head(self, NM_BT_CAPABILITY_NAP, bzobj->d_device.address)) {
-            /* We have a useable device and also a panu-connection. We block future attemps
-             * to generate a connection. */
-            bzobj->x_device_panu_connection_allow_create = FALSE;
-        }
-        if (bzobj->x_device.panu_connection) {
-            if (!NM_FLAGS_HAS(nm_settings_connection_get_flags(bzobj->x_device.panu_connection),
-                              NM_SETTINGS_CONNECTION_INT_FLAGS_NM_GENERATED)) {
-                /* the connection that we generated earlier still exists, but it's not longer the same
-                 * as it was when we created it. Forget about it, so that we don't delete the profile later... */
-                bzobj->x_device.panu_connection = NULL;
-            } else {
-                if (!device_is_usable
-                    || !_conn_track_is_relevant_for_sett_conn(bzobj->x_device.panu_connection,
-                                                              NM_BT_CAPABILITY_NAP,
-                                                              bzobj->d_device.address)) {
-                    _LOGT("connection: delete in-memory PANU connection %s (%s) as device %s",
-                          nm_settings_connection_get_uuid(bzobj->x_device.panu_connection),
-                          nm_settings_connection_get_id(bzobj->x_device.panu_connection),
-                          !device_is_usable ? "is now unusable" : "no longer matches");
-                    bzobj->x_device_panu_connection_allow_create = TRUE;
-                    nm_settings_connection_delete(g_steal_pointer(&bzobj->x_device.panu_connection),
-                                                  FALSE);
-                }
-            }
-        }
-    }
-
-    bzobj->x_device_is_connected = device_is_usable && _bzobjs_device_is_connected(bzobj);
-
-    bzobj->x_device_is_usable = device_is_usable;
-
-    if (bzobj->x_device.device_bt) {
-        const char *device_to_delete_msg;
-
-        if (!device_is_usable)
-            device_to_delete_msg = "device became unusable";
-        else if (!_nm_device_bt_for_same_device(bzobj->x_device.device_bt,
-                                                bzobj->object_path,
-                                                bzobj->d_device.address,
-                                                NULL,
-                                                bzobj->d_device_capabilities))
-            device_to_delete_msg = "device is no longer compatible";
-        else
-            device_to_delete_msg = NULL;
-
-        if (device_to_delete_msg) {
-            nm_clear_g_signal_handler(bzobj->x_device.device_bt,
-                                      &bzobj->x_device.device_bt_signal_id);
-
-            device_deleted = g_steal_pointer(&bzobj->x_device.device_bt);
-
-            _LOGD("[%s]: drop device because %s", bzobj->object_path, device_to_delete_msg);
-
-            _connect_disconnect(self, bzobj, device_to_delete_msg);
-        }
-    }
-
-    if (device_is_usable) {
-        if (!bzobj->x_device.device_bt) {
-            bzobj->x_device.device_bt = nm_device_bt_new(self,
-                                                         bzobj->object_path,
-                                                         bzobj->d_device.address,
-                                                         bzobj->d_device.name,
-                                                         bzobj->d_device_capabilities);
-            device_added              = g_object_ref(bzobj->x_device.device_bt);
-            bzobj->x_device.device_bt_signal_id =
-                g_signal_connect(device_added,
-                                 NM_DEVICE_STATE_CHANGED,
-                                 G_CALLBACK(_device_state_changed_cb),
-                                 bzobj);
-        } else
-            _nm_device_bt_notify_set_name(bzobj->x_device.device_bt, bzobj->d_device.name);
-
-        _nm_device_bt_notify_set_connected(bzobj->x_device.device_bt, bzobj->x_device_is_connected);
-    }
-
-    if (bzobj->x_device.c_req_data && !bzobj->x_device.c_req_data->int_cancellable
-        && bzobj->x_device_is_connected) {
-        gs_free char *device_name = g_steal_pointer(&bzobj->x_device.c_req_data->device_name);
-
-        _device_connect_req_data_complete(g_steal_pointer(&bzobj->x_device.c_req_data),
-                                          self,
-                                          device_name,
-                                          NULL);
-    }
-
-    if (device_added)
-        g_signal_emit_by_name(self, NM_DEVICE_FACTORY_DEVICE_ADDED, device_added);
-
-    if (device_deleted)
-        _nm_device_bt_notify_removed(device_deleted);
-}
-
-/*****************************************************************************/
-
-static void
-_process_change_idle_all(NMBluezManager *self, gboolean *out_emit_device_availability_changed)
-{
-    NMBluezManagerPrivate *priv = NM_BLUEZ_MANAGER_GET_PRIVATE(self);
-    BzDBusObj *            bzobj;
-
-    while (
-        (bzobj =
-             c_list_first_entry(&priv->process_change_lst_head, BzDBusObj, process_change_lst))) {
-        c_list_unlink(&bzobj->process_change_lst);
-
-        _LOG_bzobj(bzobj, "before-processing");
-
-        _device_process_change(bzobj);
-
-        _network_server_process_change(bzobj, out_emit_device_availability_changed);
-
-        _LOG_bzobj(bzobj, "after-processing");
-
-        _bzobjs_del_if_dead(bzobj);
-    }
-
-    nm_clear_g_source(&priv->process_change_idle_id);
-}
-
-static gboolean
-_process_change_idle_cb(gpointer user_data)
-{
-    NMBluezManager *       self                             = user_data;
-    NMBluezManagerPrivate *priv                             = NM_BLUEZ_MANAGER_GET_PRIVATE(self);
-    gboolean               emit_device_availability_changed = FALSE;
-
-    _process_change_idle_all(self, &emit_device_availability_changed);
-
-    if (emit_device_availability_changed)
-        nm_manager_notify_device_availability_maybe_changed(priv->manager);
-
-    return G_SOURCE_CONTINUE;
-}
-
-static void
-_process_change_idle_schedule(NMBluezManager *self, BzDBusObj *bzobj)
-{
-    NMBluezManagerPrivate *priv = NM_BLUEZ_MANAGER_GET_PRIVATE(self);
-
-    nm_c_list_move_tail(&priv->process_change_lst_head, &bzobj->process_change_lst);
-    if (priv->process_change_idle_id == 0)
-        priv->process_change_idle_id =
-            g_idle_add_full(G_PRIORITY_DEFAULT_IDLE + 1, _process_change_idle_cb, self, NULL);
-}
-
-static void
-_dbus_process_changes(NMBluezManager *self, BzDBusObj *bzobj, const char *log_reason)
-{
-    NMBluezManagerPrivate *priv = NM_BLUEZ_MANAGER_GET_PRIVATE(self);
-    gboolean               network_server_is_usable;
-    gboolean               adapter_is_usable_for_device;
-    gboolean               device_is_usable;
-    gboolean               changes                     = FALSE;
-    gboolean               recheck_devices_for_adapter = FALSE;
-
-    nm_assert(bzobj);
-
-    _LOG_bzobj(bzobj, log_reason);
-
-    device_is_usable = _bzobjs_device_is_usable(bzobj, NULL, NULL);
-
-    if (bzobj->x_device_is_usable != device_is_usable)
-        changes = TRUE;
-    else if (bzobj->x_device.device_bt) {
-        if (!device_is_usable)
-            changes = TRUE;
-        else {
-            if (bzobj->x_device_is_connected != _bzobjs_device_is_connected(bzobj)
-                || !_nm_device_bt_for_same_device(bzobj->x_device.device_bt,
-                                                  bzobj->object_path,
-                                                  bzobj->d_device.address,
-                                                  bzobj->d_device.name,
-                                                  bzobj->d_device_capabilities))
-                changes = TRUE;
-        }
-    }
-
-    adapter_is_usable_for_device = _bzobjs_adapter_is_usable_for_device(bzobj);
-    if (adapter_is_usable_for_device != bzobj->was_usable_adapter_for_device_before) {
-        /* this function does not modify bzobj in any other cases except here.
-         * Usually changes are processed delayed, in the idle handler.
-         *
-         * But the bzobj->was_usable_adapter_for_device_before only exists to know whether
-         * we need to re-check device availability. It is correct to set the flag
-         * here, right before we checked. */
-        bzobj->was_usable_adapter_for_device_before = adapter_is_usable_for_device;
-        recheck_devices_for_adapter                 = TRUE;
-        changes                                     = TRUE;
-    }
-
-    if (!changes) {
-        network_server_is_usable = _bzobjs_network_server_is_usable(bzobj, TRUE);
-
-        if (network_server_is_usable != (!c_list_is_empty(&bzobj->x_network_server.lst)))
-            changes = TRUE;
-        else if (bzobj->x_network_server.device_br && !network_server_is_usable)
-            changes = TRUE;
-        else if (!nm_streq0(bzobj->d_has_adapter_iface ? bzobj->d_adapter.address : NULL,
-                            bzobj->x_network_server.adapter_address))
-            changes = TRUE;
-    }
-
-    if (changes)
-        _process_change_idle_schedule(self, bzobj);
-
-    if (recheck_devices_for_adapter) {
-        GHashTableIter iter;
-        BzDBusObj *    bzobj2;
-
-        /* we got a change to the availability of an adapter. We might need to recheck
-         * all devices that use this adapter... */
-        g_hash_table_iter_init(&iter, priv->bzobjs);
-        while (g_hash_table_iter_next(&iter, (gpointer *) &bzobj2, NULL)) {
-            if (bzobj2 == bzobj)
-                continue;
-            if (!nm_streq0(bzobj2->d_device.adapter, bzobj->object_path))
-                continue;
-            if (c_list_is_empty(&bzobj2->process_change_lst))
-                _dbus_process_changes(self, bzobj2, "adapter-changed");
-            else
-                nm_c_list_move_tail(&priv->process_change_lst_head, &bzobj2->process_change_lst);
-        }
-    }
-
-    _bzobjs_del_if_dead(bzobj);
-}
-
-/*****************************************************************************/
-
-#define ALL_RELEVANT_INTERFACE_NAMES          \
-    NM_MAKE_STRV(NM_BLUEZ5_ADAPTER_INTERFACE, \
-                 NM_BLUEZ5_DEVICE_INTERFACE,  \
-                 NM_BLUEZ5_NETWORK_INTERFACE, \
-                 NM_BLUEZ5_NETWORK_SERVER_INTERFACE)
-
-static gboolean
-_dbus_handle_properties_changed(NMBluezManager *   self,
-                                const char *       object_path,
-                                const char *       interface_name,
-                                GVariant *         changed_properties,
-                                const char *const *invalidated_properties,
-                                BzDBusObj **       inout_bzobj)
-{
-    BzDBusObj *  bzobj   = NULL;
-    gboolean     changed = FALSE;
-    const char * property_name;
-    GVariant *   property_value;
-    GVariantIter iter_prop;
-    gsize        i;
-
-    if (!invalidated_properties)
-        invalidated_properties = NM_PTRARRAY_EMPTY(const char *);
-
-    nm_assert(g_variant_is_of_type(changed_properties, G_VARIANT_TYPE("a{sv}")));
-
-    if (inout_bzobj) {
-        bzobj = *inout_bzobj;
-        nm_assert(!bzobj || nm_streq(object_path, bzobj->object_path));
-    }
-
-    if (changed_properties)
-        g_variant_iter_init(&iter_prop, changed_properties);
-
-    if (nm_streq(interface_name, NM_BLUEZ5_ADAPTER_INTERFACE)) {
-        _bzobjs_init(self, &bzobj, object_path);
-        if (!bzobj->d_has_adapter_iface) {
-            changed                    = TRUE;
-            bzobj->d_has_adapter_iface = TRUE;
-        }
-
-        while (changed_properties
-               && g_variant_iter_next(&iter_prop, "{&sv}", &property_name, &property_value)) {
-            _nm_unused gs_unref_variant GVariant *property_value_free = property_value;
-
-            if (nm_streq(property_name, "Address")) {
-                gs_free char *s =
-                    g_variant_is_of_type(property_value, G_VARIANT_TYPE_STRING)
-                        ? nm_utils_hwaddr_canonical(g_variant_get_string(property_value, NULL),
-                                                    ETH_ALEN)
-                        : NULL;
-
-                if (!nm_streq0(bzobj->d_adapter.address, s)) {
-                    changed = TRUE;
-                    nm_clear_g_free(&bzobj->d_adapter.address);
-                    bzobj->d_adapter.address = g_steal_pointer(&s);
-                }
-                continue;
-            }
-            if (nm_streq(property_name, "Powered")) {
-                bool v = g_variant_is_of_type(property_value, G_VARIANT_TYPE_BOOLEAN)
-                         && g_variant_get_boolean(property_value);
-
-                if (bzobj->d_adapter_powered != v) {
-                    changed                  = TRUE;
-                    bzobj->d_adapter_powered = v;
-                }
-                continue;
-            }
-        }
-
-        for (i = 0; (property_name = invalidated_properties[i]); i++) {
-            if (nm_streq(property_name, "Address")) {
-                if (bzobj->d_adapter.address) {
-                    changed = TRUE;
-                    nm_clear_g_free(&bzobj->d_adapter.address);
-                }
-                continue;
-            }
-            if (nm_streq(property_name, "Powered")) {
-                if (bzobj->d_adapter_powered) {
-                    changed                  = TRUE;
-                    bzobj->d_adapter_powered = FALSE;
-                }
-                continue;
-            }
-        }
-
-    } else if (nm_streq(interface_name, NM_BLUEZ5_DEVICE_INTERFACE)) {
-        _bzobjs_init(self, &bzobj, object_path);
-        if (!bzobj->d_has_device_iface) {
-            changed                   = TRUE;
-            bzobj->d_has_device_iface = TRUE;
-        }
-
-        while (changed_properties
-               && g_variant_iter_next(&iter_prop, "{&sv}", &property_name, &property_value)) {
-            _nm_unused gs_unref_variant GVariant *property_value_free = property_value;
-
-            if (nm_streq(property_name, "Address")) {
-                gs_free char *s =
-                    g_variant_is_of_type(property_value, G_VARIANT_TYPE_STRING)
-                        ? nm_utils_hwaddr_canonical(g_variant_get_string(property_value, NULL),
-                                                    ETH_ALEN)
-                        : NULL;
-
-                if (!nm_streq0(bzobj->d_device.address, s)) {
-                    changed = TRUE;
-                    nm_clear_g_free(&bzobj->d_device.address);
-                    bzobj->d_device.address = g_steal_pointer(&s);
-                }
-                continue;
-            }
-            if (nm_streq(property_name, "Name")) {
-                const char *s = g_variant_is_of_type(property_value, G_VARIANT_TYPE_STRING)
-                                    ? g_variant_get_string(property_value, NULL)
-                                    : NULL;
-
-                if (!nm_streq0(bzobj->d_device.name, s)) {
-                    changed = TRUE;
-                    nm_clear_g_free(&bzobj->d_device.name);
-                    bzobj->d_device.name = g_strdup(s);
-                }
-                continue;
-            }
-            if (nm_streq(property_name, "Adapter")) {
-                const char *s = g_variant_is_of_type(property_value, G_VARIANT_TYPE_OBJECT_PATH)
-                                    ? g_variant_get_string(property_value, NULL)
-                                    : NULL;
-
-                if (!nm_streq0(bzobj->d_device.adapter, s)) {
-                    changed = TRUE;
-                    nm_clear_g_free(&bzobj->d_device.adapter);
-                    bzobj->d_device.adapter = g_strdup(s);
-                }
-                continue;
-            }
-            if (nm_streq(property_name, "UUIDs")) {
-                NMBluetoothCapabilities capabilities = NM_BT_CAPABILITY_NONE;
-
-                if (g_variant_is_of_type(property_value, G_VARIANT_TYPE_STRING_ARRAY)) {
-                    gs_free const char **s = g_variant_get_strv(property_value, NULL);
-
-                    capabilities = convert_uuids_to_capabilities(s);
-                }
-                if (bzobj->d_device_capabilities != capabilities) {
-                    changed                      = TRUE;
-                    bzobj->d_device_capabilities = capabilities;
-                    nm_assert(bzobj->d_device_capabilities == capabilities);
-                }
-                continue;
-            }
-            if (nm_streq(property_name, "Connected")) {
-                bool v = g_variant_is_of_type(property_value, G_VARIANT_TYPE_BOOLEAN)
-                         && g_variant_get_boolean(property_value);
-
-                if (bzobj->d_device_connected != v) {
-                    changed                   = TRUE;
-                    bzobj->d_device_connected = v;
-                }
-                continue;
-            }
-            if (nm_streq(property_name, "Paired")) {
-                bool v = g_variant_is_of_type(property_value, G_VARIANT_TYPE_BOOLEAN)
-                         && g_variant_get_boolean(property_value);
-
-                if (bzobj->d_device_paired != v) {
-                    changed                = TRUE;
-                    bzobj->d_device_paired = v;
-                }
-                continue;
-            }
-        }
-
-        for (i = 0; (property_name = invalidated_properties[i]); i++) {
-            if (nm_streq(property_name, "Address")) {
-                if (bzobj->d_device.address) {
-                    changed = TRUE;
-                    nm_clear_g_free(&bzobj->d_device.address);
-                }
-                continue;
-            }
-            if (nm_streq(property_name, "Name")) {
-                if (bzobj->d_device.name) {
-                    changed = TRUE;
-                    nm_clear_g_free(&bzobj->d_device.name);
-                }
-                continue;
-            }
-            if (nm_streq(property_name, "Adapter")) {
-                if (bzobj->d_device.adapter) {
-                    changed = TRUE;
-                    nm_clear_g_free(&bzobj->d_device.adapter);
-                }
-                continue;
-            }
-            if (nm_streq(property_name, "UUIDs")) {
-                if (bzobj->d_device_capabilities != NM_BT_CAPABILITY_NONE) {
-                    changed                      = TRUE;
-                    bzobj->d_device_capabilities = NM_BT_CAPABILITY_NONE;
-                }
-                continue;
-            }
-            if (nm_streq(property_name, "Connected")) {
-                if (bzobj->d_device_connected) {
-                    changed                   = TRUE;
-                    bzobj->d_device_connected = FALSE;
-                }
-                continue;
-            }
-            if (nm_streq(property_name, "Paired")) {
-                if (bzobj->d_device_paired) {
-                    changed                = TRUE;
-                    bzobj->d_device_paired = FALSE;
-                }
-                continue;
-            }
-        }
-
-    } else if (nm_streq(interface_name, NM_BLUEZ5_NETWORK_INTERFACE)) {
-        _bzobjs_init(self, &bzobj, object_path);
-        if (!bzobj->d_has_network_iface) {
-            changed                    = TRUE;
-            bzobj->d_has_network_iface = TRUE;
-        }
-
-        while (changed_properties
-               && g_variant_iter_next(&iter_prop, "{&sv}", &property_name, &property_value)) {
-            _nm_unused gs_unref_variant GVariant *property_value_free = property_value;
-
-            if (nm_streq(property_name, "Interface")) {
-                const char *s = g_variant_is_of_type(property_value, G_VARIANT_TYPE_STRING)
-                                    ? g_variant_get_string(property_value, NULL)
-                                    : NULL;
-
-                if (!nm_streq0(bzobj->d_network.interface, s)) {
-                    changed = TRUE;
-                    nm_clear_g_free(&bzobj->d_network.interface);
-                    bzobj->d_network.interface = g_strdup(s);
-                }
-                continue;
-            }
-            if (nm_streq(property_name, "Connected")) {
-                bool v = g_variant_is_of_type(property_value, G_VARIANT_TYPE_BOOLEAN)
-                         && g_variant_get_boolean(property_value);
-
-                if (bzobj->d_network_connected != v) {
-                    changed                    = TRUE;
-                    bzobj->d_network_connected = v;
-                }
-                continue;
-            }
-        }
-
-        for (i = 0; (property_name = invalidated_properties[i]); i++) {
-            if (nm_streq(property_name, "Interface")) {
-                if (bzobj->d_network.interface) {
-                    changed = TRUE;
-                    nm_clear_g_free(&bzobj->d_network.interface);
-                }
-                continue;
-            }
-            if (nm_streq(property_name, "Connected")) {
-                if (bzobj->d_network_connected) {
-                    changed                    = TRUE;
-                    bzobj->d_network_connected = FALSE;
-                }
-                continue;
-            }
-        }
-
-    } else if (nm_streq(interface_name, NM_BLUEZ5_NETWORK_SERVER_INTERFACE)) {
-        _bzobjs_init(self, &bzobj, object_path);
-        if (!bzobj->d_has_network_server_iface) {
-            changed                           = TRUE;
-            bzobj->d_has_network_server_iface = TRUE;
-        }
-    }
-
-    nm_assert(!changed || bzobj);
-
-    if (inout_bzobj)
-        *inout_bzobj = bzobj;
-
-    return changed;
-}
-
-static void
-_dbus_handle_interface_added(NMBluezManager *self,
-                             const char *    object_path,
-                             GVariant *      ifaces,
-                             gboolean        initial_get_managed_objects)
-{
-    BzDBusObj *  bzobj   = NULL;
-    gboolean     changed = FALSE;
-    const char * interface_name;
-    GVariant *   changed_properties;
-    GVariantIter iter_ifaces;
-
-    nm_assert(g_variant_is_of_type(ifaces, G_VARIANT_TYPE("a{sa{sv}}")));
-
-    g_variant_iter_init(&iter_ifaces, ifaces);
-    while (g_variant_iter_next(&iter_ifaces, "{&s@a{sv}}", &interface_name, &changed_properties)) {
-        _nm_unused gs_unref_variant GVariant *changed_properties_free = changed_properties;
-
-        if (_dbus_handle_properties_changed(self,
-                                            object_path,
-                                            interface_name,
-                                            changed_properties,
-                                            NULL,
-                                            &bzobj))
-            changed = TRUE;
-    }
-
-    if (changed) {
-        _dbus_process_changes(self,
-                              bzobj,
-                              initial_get_managed_objects ? "dbus-init" : "dbus-iface-added");
-    }
-}
-
-static gboolean
-_dbus_handle_interface_removed(NMBluezManager *   self,
-                               const char *       object_path,
-                               BzDBusObj **       inout_bzobj,
-                               const char *const *removed_interfaces)
-{
-    gboolean   changed = FALSE;
-    BzDBusObj *bzobj;
-    gsize      i;
-
-    if (inout_bzobj && *inout_bzobj) {
-        bzobj = *inout_bzobj;
-        nm_assert(bzobj == _bzobjs_get(self, object_path));
-    } else {
-        bzobj = _bzobjs_get(self, object_path);
-        if (!bzobj)
-            return FALSE;
-        NM_SET_OUT(inout_bzobj, bzobj);
-    }
-
-    for (i = 0; removed_interfaces[i]; i++) {
-        const char *interface_name = removed_interfaces[i];
-
-        if (nm_streq(interface_name, NM_BLUEZ5_ADAPTER_INTERFACE)) {
-            if (bzobj->d_has_adapter_iface) {
-                changed                    = TRUE;
-                bzobj->d_has_adapter_iface = FALSE;
-            }
-            if (bzobj->d_adapter.address) {
-                changed = TRUE;
-                nm_clear_g_free(&bzobj->d_adapter.address);
-            }
-            if (bzobj->d_adapter_powered) {
-                changed                  = TRUE;
-                bzobj->d_adapter_powered = FALSE;
-            }
-        } else if (nm_streq(interface_name, NM_BLUEZ5_DEVICE_INTERFACE)) {
-            if (bzobj->d_has_device_iface) {
-                changed                   = TRUE;
-                bzobj->d_has_device_iface = FALSE;
-            }
-            if (bzobj->d_device.address) {
-                changed = TRUE;
-                nm_clear_g_free(&bzobj->d_device.address);
-            }
-            if (bzobj->d_device.name) {
-                changed = TRUE;
-                nm_clear_g_free(&bzobj->d_device.name);
-            }
-            if (bzobj->d_device.adapter) {
-                changed = TRUE;
-                nm_clear_g_free(&bzobj->d_device.adapter);
-            }
-            if (bzobj->d_device_capabilities != NM_BT_CAPABILITY_NONE) {
-                changed                      = TRUE;
-                bzobj->d_device_capabilities = NM_BT_CAPABILITY_NONE;
-            }
-            if (bzobj->d_device_connected) {
-                changed                   = TRUE;
-                bzobj->d_device_connected = FALSE;
-            }
-            if (bzobj->d_device_paired) {
-                changed                = TRUE;
-                bzobj->d_device_paired = FALSE;
-            }
-        } else if (nm_streq(interface_name, NM_BLUEZ5_NETWORK_INTERFACE)) {
-            if (bzobj->d_has_network_iface) {
-                changed                    = TRUE;
-                bzobj->d_has_network_iface = FALSE;
-            }
-            if (bzobj->d_network.interface) {
-                changed = TRUE;
-                nm_clear_g_free(&bzobj->d_network.interface);
-            }
-            if (bzobj->d_network_connected) {
-                changed                    = TRUE;
-                bzobj->d_network_connected = FALSE;
-            }
-        } else if (nm_streq(interface_name, NM_BLUEZ5_NETWORK_SERVER_INTERFACE)) {
-            if (bzobj->d_has_network_server_iface) {
-                changed                           = TRUE;
-                bzobj->d_has_network_server_iface = FALSE;
-            }
-        }
-    }
-
-    return changed;
-}
-
-static void
-_dbus_managed_objects_changed_cb(GDBusConnection *connection,
-                                 const char *     sender_name,
-                                 const char *     arg_object_path,
-                                 const char *     interface_name,
-                                 const char *     signal_name,
-                                 GVariant *       parameters,
-                                 gpointer         user_data)
-{
-    NMBluezManager *       self  = user_data;
-    NMBluezManagerPrivate *priv  = NM_BLUEZ_MANAGER_GET_PRIVATE(self);
-    BzDBusObj *            bzobj = NULL;
-    gboolean               changed;
-
-    nm_assert(nm_streq0(interface_name, DBUS_INTERFACE_OBJECT_MANAGER));
-
-    if (priv->get_managed_objects_cancellable) {
-        /* we still wait for the initial GetManagedObjects(). Ignore the event. */
-        return;
-    }
-
-    if (nm_streq(signal_name, "InterfacesAdded")) {
-        gs_unref_variant GVariant *interfaces_and_properties = NULL;
-        const char *               object_path;
-
-        if (!g_variant_is_of_type(parameters, G_VARIANT_TYPE("(oa{sa{sv}})")))
-            return;
-
-        g_variant_get(parameters, "(&o@a{sa{sv}})", &object_path, &interfaces_and_properties);
-
-        _dbus_handle_interface_added(self, object_path, interfaces_and_properties, FALSE);
-        return;
-    }
-
-    if (nm_streq(signal_name, "InterfacesRemoved")) {
-        gs_free const char **interfaces = NULL;
-        const char *         object_path;
-
-        if (!g_variant_is_of_type(parameters, G_VARIANT_TYPE("(oas)")))
-            return;
-
-        g_variant_get(parameters, "(&o^a&s)", &object_path, &interfaces);
-
-        changed = _dbus_handle_interface_removed(self, object_path, &bzobj, interfaces);
-        if (changed)
-            _dbus_process_changes(self, bzobj, "dbus-iface-removed");
-        return;
-    }
-}
-
-static void
-_dbus_properties_changed_cb(GDBusConnection *connection,
-                            const char *     sender_name,
-                            const char *     object_path,
-                            const char *     signal_interface_name,
-                            const char *     signal_name,
-                            GVariant *       parameters,
-                            gpointer         user_data)
-{
-    NMBluezManager *       self = user_data;
-    NMBluezManagerPrivate *priv = NM_BLUEZ_MANAGER_GET_PRIVATE(self);
-    const char *           interface_name;
-    gs_unref_variant GVariant *changed_properties     = NULL;
-    gs_free const char **      invalidated_properties = NULL;
-    BzDBusObj *                bzobj                  = NULL;
-
-    if (priv->get_managed_objects_cancellable) {
-        /* we still wait for the initial GetManagedObjects(). Ignore the event. */
-        return;
-    }
-
-    if (!g_variant_is_of_type(parameters, G_VARIANT_TYPE("(sa{sv}as)")))
-        return;
-
-    g_variant_get(parameters,
-                  "(&s@a{sv}^a&s)",
-                  &interface_name,
-                  &changed_properties,
-                  &invalidated_properties);
-
-    if (_dbus_handle_properties_changed(self,
-                                        object_path,
-                                        interface_name,
-                                        changed_properties,
-                                        invalidated_properties,
-                                        &bzobj))
-        _dbus_process_changes(self, bzobj, "dbus-property-changed");
-}
-
-static void
-_dbus_get_managed_objects_cb(GVariant *result, GError *error, gpointer user_data)
-{
-    NMBluezManager *       self;
-    NMBluezManagerPrivate *priv;
-    GVariantIter           iter;
-    const char *           object_path;
-    GVariant *             ifaces;
-
-    if (!result && nm_utils_error_is_cancelled(error))
-        return;
-
-    self = user_data;
-    priv = NM_BLUEZ_MANAGER_GET_PRIVATE(self);
-
-    g_clear_object(&priv->get_managed_objects_cancellable);
-
-    if (!result) {
-        _LOGT("initial GetManagedObjects() call failed: %s", error->message);
-        _cleanup_for_name_owner(self);
-        return;
-    }
-
-    _LOGT("initial GetManagedObjects call succeeded");
-
-    g_variant_iter_init(&iter, result);
-    while (g_variant_iter_next(&iter, "{&o@a{sa{sv}}}", &object_path, &ifaces)) {
-        _nm_unused gs_unref_variant GVariant *ifaces_free = ifaces;
-
-        _dbus_handle_interface_added(self, object_path, ifaces, TRUE);
-    }
-}
-
-/*****************************************************************************/
-
-static void
-_cleanup_for_name_owner(NMBluezManager *self)
-{
-    NMBluezManagerPrivate *priv                             = NM_BLUEZ_MANAGER_GET_PRIVATE(self);
-    gboolean               emit_device_availability_changed = FALSE;
-    GHashTableIter         iter;
-    BzDBusObj *            bzobj;
-    gboolean               first = TRUE;
-
-    nm_clear_g_cancellable(&priv->get_managed_objects_cancellable);
-
-    nm_clear_g_dbus_connection_signal(priv->dbus_connection, &priv->managed_objects_changed_id);
-    nm_clear_g_dbus_connection_signal(priv->dbus_connection, &priv->properties_changed_id);
-
-    nm_clear_g_free(&priv->name_owner);
-
-    g_hash_table_iter_init(&iter, priv->bzobjs);
-    while (g_hash_table_iter_next(&iter, (gpointer *) &bzobj, NULL)) {
-        if (first) {
-            first = FALSE;
-            _LOGT("drop all objects form D-Bus cache...");
-        }
-        _dbus_handle_interface_removed(self,
-                                       bzobj->object_path,
-                                       &bzobj,
-                                       ALL_RELEVANT_INTERFACE_NAMES);
-        nm_c_list_move_tail(&priv->process_change_lst_head, &bzobj->process_change_lst);
-    }
-    _process_change_idle_all(self, &emit_device_availability_changed);
-    nm_assert(g_hash_table_size(priv->bzobjs) == 0);
-
-    if (emit_device_availability_changed)
-        nm_manager_notify_device_availability_maybe_changed(priv->manager);
-}
-
-static void
-name_owner_changed(NMBluezManager *self, const char *owner)
-{
-    _nm_unused gs_unref_object NMBluezManager *self_keep_alive = g_object_ref(self);
-    NMBluezManagerPrivate *                    priv            = NM_BLUEZ_MANAGER_GET_PRIVATE(self);
-
-    owner = nm_str_not_empty(owner);
-
-    if (!owner)
-        _LOGT("D-Bus name for bluez has no owner");
-    else
-        _LOGT("D-Bus name for bluez has owner %s", owner);
-
-    nm_clear_g_cancellable(&priv->name_owner_get_cancellable);
-
-    if (nm_streq0(priv->name_owner, owner))
-        return;
-
-    _cleanup_for_name_owner(self);
-
-    if (!owner)
-        return;
-
-    priv->name_owner = g_strdup(owner);
-
-    priv->get_managed_objects_cancellable = g_cancellable_new();
-
-    priv->managed_objects_changed_id =
-        nm_dbus_connection_signal_subscribe_object_manager(priv->dbus_connection,
-                                                           priv->name_owner,
-                                                           NM_BLUEZ_MANAGER_PATH,
-                                                           NULL,
-                                                           _dbus_managed_objects_changed_cb,
-                                                           self,
-                                                           NULL);
-
-    priv->properties_changed_id =
-        nm_dbus_connection_signal_subscribe_properties_changed(priv->dbus_connection,
-                                                               priv->name_owner,
-                                                               NULL,
-                                                               NULL,
-                                                               _dbus_properties_changed_cb,
-                                                               self,
-                                                               NULL);
-
-    nm_dbus_connection_call_get_managed_objects(priv->dbus_connection,
-                                                priv->name_owner,
-                                                NM_BLUEZ_MANAGER_PATH,
-                                                G_DBUS_CALL_FLAGS_NO_AUTO_START,
-                                                20000,
-                                                priv->get_managed_objects_cancellable,
-                                                _dbus_get_managed_objects_cb,
-                                                self);
-}
-
-static void
-name_owner_changed_cb(GDBusConnection *connection,
-                      const char *     sender_name,
-                      const char *     object_path,
-                      const char *     interface_name,
-                      const char *     signal_name,
-                      GVariant *       parameters,
-                      gpointer         user_data)
-{
-    NMBluezManager *self = user_data;
-    const char *    new_owner;
-
-    if (!g_variant_is_of_type(parameters, G_VARIANT_TYPE("(sss)")))
-        return;
-
-    g_variant_get(parameters, "(&s&s&s)", NULL, NULL, &new_owner);
-
-    name_owner_changed(self, new_owner);
-}
-
-static void
-name_owner_get_cb(const char *name_owner, GError *error, gpointer user_data)
-{
-    if (name_owner || !g_error_matches(error, G_IO_ERROR, G_IO_ERROR_CANCELLED))
-        name_owner_changed(user_data, name_owner);
-}
-
-/*****************************************************************************/
-
-static void
-_cleanup_all(NMBluezManager *self)
-{
-    NMBluezManagerPrivate *priv = NM_BLUEZ_MANAGER_GET_PRIVATE(self);
-
-    priv->settings_registered = FALSE;
-
-    g_signal_handlers_disconnect_by_func(priv->settings, cp_connection_added, self);
-    g_signal_handlers_disconnect_by_func(priv->settings, cp_connection_updated, self);
-    g_signal_handlers_disconnect_by_func(priv->settings, cp_connection_removed, self);
-
-    g_hash_table_remove_all(priv->conn_data_elems);
-    g_hash_table_remove_all(priv->conn_data_heads);
-
-    _cleanup_for_name_owner(self);
-
-    nm_clear_g_cancellable(&priv->name_owner_get_cancellable);
-
-    nm_clear_g_dbus_connection_signal(priv->dbus_connection, &priv->name_owner_changed_id);
-}
-
-static void
-start(NMDeviceFactory *factory)
-{
-    NMBluezManager *             self;
-    NMBluezManagerPrivate *      priv;
-    NMSettingsConnection *const *sett_conns;
-    guint                        n_sett_conns;
-    guint                        i;
-
-    g_return_if_fail(NM_IS_BLUEZ_MANAGER(factory));
-
-    self = NM_BLUEZ_MANAGER(factory);
-    priv = NM_BLUEZ_MANAGER_GET_PRIVATE(self);
-
-    _cleanup_all(self);
-
-    if (!priv->dbus_connection) {
-        _LOGI("no D-Bus connection available");
-        return;
-    }
-
-    g_signal_connect(priv->settings,
-                     NM_SETTINGS_SIGNAL_CONNECTION_ADDED,
-                     G_CALLBACK(cp_connection_added),
-                     self);
-    g_signal_connect(priv->settings,
-                     NM_SETTINGS_SIGNAL_CONNECTION_UPDATED,
-                     G_CALLBACK(cp_connection_updated),
-                     self);
-    g_signal_connect(priv->settings,
-                     NM_SETTINGS_SIGNAL_CONNECTION_REMOVED,
-                     G_CALLBACK(cp_connection_removed),
-                     self);
-
-    priv->settings_registered = TRUE;
-
-    sett_conns = nm_settings_get_connections(priv->settings, &n_sett_conns);
-    for (i = 0; i < n_sett_conns; i++)
-        _conn_track_update(self, sett_conns[i], TRUE, NULL, NULL, NULL);
-
-    priv->name_owner_changed_id =
-        nm_dbus_connection_signal_subscribe_name_owner_changed(priv->dbus_connection,
-                                                               NM_BLUEZ_SERVICE,
-                                                               name_owner_changed_cb,
-                                                               self,
-                                                               NULL);
-
-    priv->name_owner_get_cancellable = g_cancellable_new();
-
-    nm_dbus_connection_call_get_name_owner(priv->dbus_connection,
-                                           NM_BLUEZ_SERVICE,
-                                           10000,
-                                           priv->name_owner_get_cancellable,
-                                           name_owner_get_cb,
-                                           self);
-}
-
-/*****************************************************************************/
-
-static void
-_connect_returned(NMBluezManager *        self,
-                  BzDBusObj *             bzobj,
-                  NMBluetoothCapabilities bt_type,
-                  const char *            device_name,
-                  NMBluez5DunContext *    dun_context,
-                  GError *                error)
-{
-    char sbuf_cap[100];
-
-    if (error) {
-        nm_assert(!device_name);
-        nm_assert(!dun_context);
-
-        _LOGI("%s [%s]: connect failed: %s",
-              nm_bluetooth_capability_to_string(bzobj->x_device_connect_bt_type,
-                                                sbuf_cap,
-                                                sizeof(sbuf_cap)),
-              bzobj->object_path,
-              error->message);
-
-        _device_connect_req_data_complete(g_steal_pointer(&bzobj->x_device.c_req_data),
-                                          self,
-                                          NULL,
-                                          error);
-        _connect_disconnect(self, bzobj, "cleanup after connect failure");
-        return;
-    }
-
-    nm_assert(bzobj->x_device_connect_bt_type == bt_type);
-    nm_assert(device_name);
-    nm_assert((bt_type == NM_BT_CAPABILITY_DUN) == (!!dun_context));
-    nm_assert(bzobj->x_device.c_req_data);
-
-    g_clear_object(&bzobj->x_device.c_req_data->int_cancellable);
-
-    bzobj->x_device.connect_dun_context = dun_context;
-
-    _LOGD("%s [%s]: connect successful to device %s",
-          nm_bluetooth_capability_to_string(bzobj->x_device_connect_bt_type,
-                                            sbuf_cap,
-                                            sizeof(sbuf_cap)),
-          bzobj->object_path,
-          device_name);
-
-    /* we already have another over-all timer running. But after we connected the device,
-     * we still need to wait for bluez to acknowledge the connected state (via D-Bus, for NAP).
-     * For DUN profiles we likely are already fully connected by now.
-     *
-     * Anyway, schedule another timeout that is possibly shorter than the overall, original
-     * timeout. Now this should go down fast. */
-    bzobj->x_device.c_req_data->timeout_wait_connect_id =
-        g_timeout_add(5000, _connect_timeout_wait_connected_cb, bzobj),
-    bzobj->x_device.c_req_data->device_name = g_strdup(device_name);
-
-    if (_bzobjs_device_is_usable(bzobj, NULL, NULL) && _bzobjs_device_is_connected(bzobj)) {
-        /* We are now connected. Schedule the task that completes the state. */
-        _process_change_idle_schedule(self, bzobj);
-    }
-}
-
-#if WITH_BLUEZ5_DUN
-static void
-_connect_dun_notify_tty_hangup_cb(NMBluez5DunContext *context, gpointer user_data)
-{
-    BzDBusObj *bzobj = user_data;
-
-    _connect_disconnect(bzobj->self, bzobj, "DUN connection hung up");
-}
-
-static void
-_connect_dun_step2_cb(NMBluez5DunContext *context,
-                      const char *        rfcomm_dev,
-                      GError *            error,
-                      gpointer            user_data)
-{
-    BzDBusObj *bzobj;
-
-    if (nm_utils_error_is_cancelled(error))
-        return;
-
-    bzobj = user_data;
-
-    if (rfcomm_dev) {
-        /* We want to early notify about the rfcomm path. That is because we might still delay
-         * to signal full activation longer (asynchronously). But the earliest time the callback
-         * is invoked with the rfcomm path, we just created the device synchronously.
-         *
-         * By already notifying the caller about the path early, it avoids a race where ModemManager
-         * would find the modem before the bluetooth code considers the profile fully activated. */
-
-        nm_assert(!error);
-        nm_assert(bzobj->x_device.c_req_data);
-
-        if (!g_cancellable_is_cancelled(bzobj->x_device.c_req_data->ext_cancellable))
-            bzobj->x_device.c_req_data->callback(bzobj->self,
-                                                 FALSE,
-                                                 rfcomm_dev,
-                                                 NULL,
-                                                 bzobj->x_device.c_req_data->callback_user_data);
-
-        if (!context) {
-            /* No context set. This means, we just got notified about the rfcomm path and need to wait
-             * longer, for the next callback. */
-            return;
-        }
-    }
-
-    _connect_returned(bzobj->self, bzobj, NM_BT_CAPABILITY_DUN, rfcomm_dev, context, error);
-}
-
-static void
-_connect_dun_step1_cb(GObject *source_object, GAsyncResult *res, gpointer user_data)
-{
-    gs_unref_variant GVariant *ret = NULL;
-    gs_free_error GError *error    = NULL;
-    BzDBusObj *           bzobj_adapter;
-    BzDBusObj *           bzobj;
-
-    ret = g_dbus_connection_call_finish(G_DBUS_CONNECTION(source_object), res, &error);
-
-    if (!ret && nm_utils_error_is_cancelled(error))
-        return;
-
-    bzobj = user_data;
-
-    if (error) {
-        _LOGT("DUN: [%s]: bluetooth device connect failed: %s", bzobj->object_path, error->message);
-        /* we actually ignore this error. Let's try, maybe we still can connect via DUN. */
-        g_clear_error(&error);
-    } else
-        _LOGT("DUN: [%s]: bluetooth device connected successfully", bzobj->object_path);
-
-    if (!_bzobjs_device_is_usable(bzobj, &bzobj_adapter, NULL)) {
-        nm_utils_error_set(&error,
-                           NM_UTILS_ERROR_UNKNOWN,
-                           "device %s is not usable for DUN after connect",
-                           bzobj->object_path);
-        _connect_returned(bzobj->self, bzobj, NM_BT_CAPABILITY_DUN, NULL, NULL, error);
-        return;
-    }
-
-    if (!nm_bluez5_dun_connect(bzobj_adapter->d_adapter.address,
-                               bzobj->d_device.address,
-                               bzobj->x_device.c_req_data->int_cancellable,
-                               _connect_dun_step2_cb,
-                               bzobj,
-                               _connect_dun_notify_tty_hangup_cb,
-                               bzobj,
-                               &error)) {
-        _connect_returned(bzobj->self, bzobj, NM_BT_CAPABILITY_DUN, NULL, NULL, error);
-        return;
-    }
-}
-#endif
-
-static void
-_connect_nap_cb(GObject *source_object, GAsyncResult *res, gpointer user_data)
-{
-    gs_unref_variant GVariant *ret                = NULL;
-    const char *               network_iface_name = NULL;
-    gs_free_error GError *error                   = NULL;
-    BzDBusObj *           bzobj;
-
-    ret = g_dbus_connection_call_finish(G_DBUS_CONNECTION(source_object), res, &error);
-
-    if (!ret && nm_utils_error_is_cancelled(error))
-        return;
-
-    if (ret)
-        g_variant_get(ret, "(&s)", &network_iface_name);
-
-    bzobj = user_data;
-
-    _connect_returned(bzobj->self, bzobj, NM_BT_CAPABILITY_NAP, network_iface_name, NULL, error);
-}
-
-static void
-_connect_cancelled_cb(GCancellable *cancellable, BzDBusObj *bzobj)
-{
-    _connect_disconnect(bzobj->self, bzobj, "connect cancelled");
-}
-
-static gboolean
-_connect_timeout_wait_connected_cb(gpointer user_data)
-{
-    BzDBusObj *bzobj = user_data;
-
-    bzobj->x_device.c_req_data->timeout_wait_connect_id = 0;
-    _connect_disconnect(bzobj->self, bzobj, "timeout waiting for connected");
-    return G_SOURCE_REMOVE;
-}
-
-static gboolean
-_connect_timeout_cb(gpointer user_data)
-{
-    BzDBusObj *bzobj = user_data;
-
-    bzobj->x_device.c_req_data->timeout_id = 0;
-    _connect_disconnect(bzobj->self, bzobj, "timeout connecting");
-    return G_SOURCE_REMOVE;
-}
-
-static void
-_connect_disconnect(NMBluezManager *self, BzDBusObj *bzobj, const char *reason)
-{
-    NMBluezManagerPrivate *priv = NM_BLUEZ_MANAGER_GET_PRIVATE(self);
-    DeviceConnectReqData * c_req_data;
-    char                   sbuf_cap[100];
-    gboolean               bt_type;
-
-    if (bzobj->x_device_connect_bt_type == NM_BT_CAPABILITY_NONE) {
-        nm_assert(!bzobj->x_device.c_req_data);
-        return;
-    }
-
-    bt_type = bzobj->x_device_connect_bt_type;
-    nm_assert(NM_IN_SET(bt_type, NM_BT_CAPABILITY_DUN, NM_BT_CAPABILITY_NAP));
-    bzobj->x_device_connect_bt_type = NM_BT_CAPABILITY_NONE;
-
-    c_req_data = g_steal_pointer(&bzobj->x_device.c_req_data);
-
-    _LOGD("%s [%s]: disconnect due to %s",
-          nm_bluetooth_capability_to_string(bt_type, sbuf_cap, sizeof(sbuf_cap)),
-          bzobj->object_path,
-          reason);
-
-    if (c_req_data)
-        nm_clear_g_cancellable(&c_req_data->int_cancellable);
-
-    if (bt_type == NM_BT_CAPABILITY_DUN) {
-        /* For DUN devices, we also called org.bluez.Device1.Connect() (because in order
-         * for nm_bluez5_dun_connect() to succeed, we need to be already connected *why??).
-         *
-         * But upon disconnect we don't call Disconnect() because we don't know whether somebody
-         * else also uses the bluetooth device for other purposes. During disconnect we only
-         * terminate the DUN connection, but don't disconnect entirely. I think that's the
-         * best we can do. */
-#if WITH_BLUEZ5_DUN
-        nm_clear_pointer(&bzobj->x_device.connect_dun_context, nm_bluez5_dun_disconnect);
-#else
-        nm_assert_not_reached();
-#endif
-    } else {
-        if (priv->name_owner) {
-            gs_unref_object GCancellable *cancellable = NULL;
-
-            cancellable = g_cancellable_new();
-
-            nm_shutdown_wait_obj_register_cancellable_full(
-                cancellable,
-                g_strdup_printf("bt-disconnect-nap[%s]", bzobj->object_path),
-                TRUE);
-
-            g_dbus_connection_call(priv->dbus_connection,
-                                   priv->name_owner,
-                                   bzobj->object_path,
-                                   NM_BLUEZ5_NETWORK_INTERFACE,
-                                   "Disconnect",
-                                   g_variant_new("()"),
-                                   NULL,
-                                   G_DBUS_CALL_FLAGS_NO_AUTO_START,
-                                   -1,
-                                   cancellable,
-                                   _dbus_call_complete_cb_nop,
-                                   NULL);
-        }
-    }
-
-    if (c_req_data) {
-        gs_free_error GError *error = NULL;
-
-        nm_utils_error_set(&error, NM_UTILS_ERROR_UNKNOWN, "connect aborted due to %s", reason);
-        _device_connect_req_data_complete(c_req_data, self, NULL, error);
-    }
-}
-
-gboolean
-nm_bluez_manager_connect(NMBluezManager *        self,
-                         const char *            object_path,
-                         NMBluetoothCapabilities connection_bt_type,
-                         int                     timeout_msec,
-                         GCancellable *          cancellable,
-                         NMBluezManagerConnectCb callback,
-                         gpointer                callback_user_data,
-                         GError **               error)
-{
-    gs_unref_object GCancellable *int_cancellable = NULL;
-    DeviceConnectReqData *        c_req_data;
-    NMBluezManagerPrivate *       priv;
-    BzDBusObj *                   bzobj;
-    char                          sbuf_cap[100];
-
-    g_return_val_if_fail(NM_IS_BLUEZ_MANAGER(self), FALSE);
-    g_return_val_if_fail(NM_IN_SET(connection_bt_type, NM_BT_CAPABILITY_DUN, NM_BT_CAPABILITY_NAP),
-                         FALSE);
-    g_return_val_if_fail(callback, FALSE);
-
-    nm_assert(timeout_msec > 0);
-
-    priv = NM_BLUEZ_MANAGER_GET_PRIVATE(self);
-
-    bzobj = _bzobjs_get(self, object_path);
-
-    if (!bzobj) {
-        nm_utils_error_set(error, NM_UTILS_ERROR_UNKNOWN, "device %s does not exist", object_path);
-        return FALSE;
-    }
-
-    if (!_bzobjs_device_is_usable(bzobj, NULL, NULL)) {
-        nm_utils_error_set(error, NM_UTILS_ERROR_UNKNOWN, "device %s is not usable", object_path);
-        return FALSE;
-    }
-
-    if (!NM_FLAGS_ALL(bzobj->d_device_capabilities, connection_bt_type)) {
-        nm_utils_error_set(error,
-                           NM_UTILS_ERROR_UNKNOWN,
-                           "device %s has not the required capabilities",
-                           object_path);
-        return FALSE;
-    }
-
-#if !WITH_BLUEZ5_DUN
-    if (connection_bt_type == NM_BT_CAPABILITY_DUN) {
-        nm_utils_error_set(error, NM_UTILS_ERROR_UNKNOWN, "DUN is not supported");
-        return FALSE;
-    }
-#endif
-
-    _connect_disconnect(self, bzobj, "new activation");
-
-    _LOGD("%s [%s]: connecting...",
-          nm_bluetooth_capability_to_string(connection_bt_type, sbuf_cap, sizeof(sbuf_cap)),
-          bzobj->object_path);
-
-    int_cancellable = g_cancellable_new();
-
-#if WITH_BLUEZ5_DUN
-    if (connection_bt_type == NM_BT_CAPABILITY_DUN) {
-        g_dbus_connection_call(priv->dbus_connection,
-                               priv->name_owner,
-                               bzobj->object_path,
-                               NM_BLUEZ5_DEVICE_INTERFACE,
-                               "Connect",
-                               NULL,
-                               NULL,
-                               G_DBUS_CALL_FLAGS_NO_AUTO_START,
-                               timeout_msec,
-                               int_cancellable,
-                               _connect_dun_step1_cb,
-                               bzobj);
-    } else
-#endif
-    {
-        nm_assert(connection_bt_type == NM_BT_CAPABILITY_NAP);
-        g_dbus_connection_call(priv->dbus_connection,
-                               priv->name_owner,
-                               bzobj->object_path,
-                               NM_BLUEZ5_NETWORK_INTERFACE,
-                               "Connect",
-                               g_variant_new("(s)", BLUETOOTH_CONNECT_NAP),
-                               G_VARIANT_TYPE("(s)"),
-                               G_DBUS_CALL_FLAGS_NO_AUTO_START,
-                               timeout_msec,
-                               int_cancellable,
-                               _connect_nap_cb,
-                               bzobj);
-    }
-
-    c_req_data  = g_slice_new(DeviceConnectReqData);
-    *c_req_data = (DeviceConnectReqData){
-        .int_cancellable    = g_steal_pointer(&int_cancellable),
-        .ext_cancellable    = g_object_ref(cancellable),
-        .callback           = callback,
-        .callback_user_data = callback_user_data,
-        .ext_cancelled_id =
-            g_signal_connect(cancellable, "cancelled", G_CALLBACK(_connect_cancelled_cb), bzobj),
-        .timeout_id = g_timeout_add(timeout_msec, _connect_timeout_cb, bzobj),
-    };
-
-    bzobj->x_device_connect_bt_type = connection_bt_type;
-    bzobj->x_device.c_req_data      = c_req_data;
-
-    return TRUE;
-}
-
-void
-nm_bluez_manager_disconnect(NMBluezManager *self, const char *object_path)
-{
-    BzDBusObj *bzobj;
-
-    g_return_if_fail(NM_IS_BLUEZ_MANAGER(self));
-    g_return_if_fail(object_path);
-
-    bzobj = _bzobjs_get(self, object_path);
-    if (!bzobj)
-        return;
-
-    _connect_disconnect(self, bzobj, "disconnected by user");
-}
-
-/*****************************************************************************/
-
-static NMDevice *
-create_device(NMDeviceFactory *     factory,
-              const char *          iface,
-              const NMPlatformLink *plink,
-              NMConnection *        connection,
-              gboolean *            out_ignore)
-{
-    *out_ignore = TRUE;
-    g_return_val_if_fail(plink->type == NM_LINK_TYPE_BNEP, NULL);
-    return NULL;
-}
-
-static gboolean
-match_connection(NMDeviceFactory *factory, NMConnection *connection)
-{
-    const char *type = nm_connection_get_connection_type(connection);
-
-    nm_assert(nm_streq(type, NM_SETTING_BLUETOOTH_SETTING_NAME));
-
-    if (_nm_connection_get_setting_bluetooth_for_nap(connection))
-        return FALSE; /* handled by the bridge factory */
-
-    return TRUE;
-}
-
-/*****************************************************************************/
-
-static void
-nm_bluez_manager_init(NMBluezManager *self)
-{
-    NMBluezManagerPrivate *priv = NM_BLUEZ_MANAGER_GET_PRIVATE(self);
-
-    priv->vtable_network_server = (NMBtVTableNetworkServer){
-        .is_available      = _network_server_vt_is_available,
-        .register_bridge   = _network_server_vt_register_bridge,
-        .unregister_bridge = _network_server_vt_unregister_bridge,
-    };
-
-    c_list_init(&priv->network_server_lst_head);
-    c_list_init(&priv->process_change_lst_head);
-
-    priv->conn_data_heads =
-        g_hash_table_new_full(_conn_data_head_hash, _conn_data_head_equal, g_free, NULL);
-    priv->conn_data_elems = g_hash_table_new_full(nm_pdirect_hash,
-                                                  nm_pdirect_equal,
-                                                  nm_g_slice_free_fcn(ConnDataElem),
-                                                  NULL);
-
-    priv->bzobjs = g_hash_table_new_full(nm_pstr_hash,
-                                         nm_pstr_equal,
-                                         (GDestroyNotify) _bz_dbus_obj_free,
-                                         NULL);
-
-    priv->manager         = g_object_ref(NM_MANAGER_GET);
-    priv->settings        = g_object_ref(NM_SETTINGS_GET);
-    priv->dbus_connection = nm_g_object_ref(NM_MAIN_DBUS_CONNECTION_GET);
-
-    g_atomic_pointer_compare_and_exchange(&nm_bt_vtable_network_server,
-                                          NULL,
-                                          &priv->vtable_network_server);
-}
-
-static void
-dispose(GObject *object)
-{
-    NMBluezManager *       self = NM_BLUEZ_MANAGER(object);
-    NMBluezManagerPrivate *priv = NM_BLUEZ_MANAGER_GET_PRIVATE(self);
-
-    /* FIXME(shutdown): we need a nm_device_factory_stop() hook to first unregister all
-     *   BzDBusObj instances and do necessary cleanup actions (like disconnecting devices
-     *   or deleting panu_connection). */
-
-    nm_assert(c_list_is_empty(&priv->network_server_lst_head));
-    nm_assert(c_list_is_empty(&priv->process_change_lst_head));
-    nm_assert(priv->process_change_idle_id == 0);
-
-    g_atomic_pointer_compare_and_exchange(&nm_bt_vtable_network_server,
-                                          &priv->vtable_network_server,
-                                          NULL);
-
-    _cleanup_all(self);
-
-    G_OBJECT_CLASS(nm_bluez_manager_parent_class)->dispose(object);
-
-    g_clear_object(&priv->settings);
-    g_clear_object(&priv->manager);
-    g_clear_object(&priv->dbus_connection);
-
-    nm_clear_pointer(&priv->bzobjs, g_hash_table_destroy);
-}
-
-static void
-nm_bluez_manager_class_init(NMBluezManagerClass *klass)
-{
-    GObjectClass *        object_class  = G_OBJECT_CLASS(klass);
-    NMDeviceFactoryClass *factory_class = NM_DEVICE_FACTORY_CLASS(klass);
-
-    object_class->dispose = dispose;
-
-    factory_class->get_supported_types = get_supported_types;
-    factory_class->create_device       = create_device;
-    factory_class->match_connection    = match_connection;
-    factory_class->start               = start;
-}