diff options
Diffstat (limited to 'src/devices/bluetooth/nm-bluez-manager.c')
| -rw-r--r-- | src/devices/bluetooth/nm-bluez-manager.c | 2881 |
1 files changed, 2642 insertions, 239 deletions
diff --git a/src/devices/bluetooth/nm-bluez-manager.c b/src/devices/bluetooth/nm-bluez-manager.c index 7577ab8b..ef087d83 100644 --- a/src/devices/bluetooth/nm-bluez-manager.c +++ b/src/devices/bluetooth/nm-bluez-manager.c @@ -1,73 +1,185 @@ -/* NetworkManager -- Network link manager - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - * +// 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-bluez4-manager.h" -#include "nm-bluez5-manager.h" -#include "nm-bluez-device.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" /*****************************************************************************/ -#define NM_TYPE_BLUEZ_MANAGER (nm_bluez_manager_get_type ()) -#define NM_BLUEZ_MANAGER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), NM_TYPE_BLUEZ_MANAGER, NMBluezManager)) -#define NM_BLUEZ_MANAGER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), NM_TYPE_BLUEZ_MANAGER, NMBluezManagerClass)) -#define NM_IS_BLUEZ_MANAGER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), NM_TYPE_BLUEZ_MANAGER)) -#define NM_IS_BLUEZ_MANAGER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), NM_TYPE_BLUEZ_MANAGER)) -#define NM_BLUEZ_MANAGER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), NM_TYPE_BLUEZ_MANAGER, NMBluezManagerClass)) +#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 { - int bluez_version; + 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; - NMBluez4Manager *manager4; - NMBluez5Manager *manager5; - guint watch_name_id; + 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; - GDBusProxy *introspect_proxy; - GCancellable *async_cancellable; + guint managed_objects_changed_id; + + guint properties_changed_id; + + guint process_change_idle_id; + + bool settings_registered:1; } NMBluezManagerPrivate; -typedef struct { +struct _NMBluezManager { NMDeviceFactory parent; NMBluezManagerPrivate _priv; -} NMBluezManager; +}; -typedef struct { +struct _NMBluezManagerClass { NMDeviceFactoryClass parent; -} NMBluezManagerClass; - -static GType nm_bluez_manager_get_type (void); +}; G_DEFINE_TYPE (NMBluezManager, nm_bluez_manager, NM_TYPE_DEVICE_FACTORY); @@ -93,313 +205,2583 @@ nm_device_factory_create (GError **error) /*****************************************************************************/ -static void check_bluez_and_try_setup (NMBluezManager *self); +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 (g_ascii_strtoull (s_part1, NULL, 16)) { + 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); /*****************************************************************************/ -struct AsyncData { +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; - GCancellable *async_cancellable; -}; + 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; -static struct AsyncData * -async_data_pack (NMBluezManager *self) +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) { - struct AsyncData *data = g_new (struct AsyncData, 1); + 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; +} - data->self = self; - data->async_cancellable = g_object_ref (NM_BLUEZ_MANAGER_GET_PRIVATE (self)->async_cancellable); - return data; +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 NMBluezManager * -async_data_unpack (struct AsyncData *async_data) +/*****************************************************************************/ + +static ConnDataHead * +_conn_data_head_new (NMBluetoothCapabilities bt_type, + const char *bdaddr) { - NMBluezManager *self = g_cancellable_is_cancelled (async_data->async_cancellable) - ? NULL : async_data->self; + ConnDataHead *cdata_hd; + gsize l; - g_object_unref (async_data->async_cancellable); - g_free (async_data); - return self; + 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); + } } -/** - * Cancel any current attempt to detect the version and cleanup - * the related fields. - **/ static void -cleanup_checking (NMBluezManager *self, gboolean do_unwatch_name) +_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); - nm_clear_g_cancellable (&priv->async_cancellable); + 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 ("connecton: 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 (); + } - g_clear_object (&priv->introspect_proxy); +out_remove: + if (cdata_el_remove) { + GHashTableIter iter; + BzDBusObj *bzobj; + + _LOGT ("connecton: 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; + } - if (do_unwatch_name && priv->watch_name_id) { - g_bus_unwatch_name (priv->watch_name_id); - priv->watch_name_id = 0; + 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 -manager_bdaddr_added_cb (GObject *manager, - NMBluezDevice *bt_device, - const char *bdaddr, - const char *name, - const char *object_path, - guint32 capabilities, - gpointer user_data) +cp_connection_updated (NMSettings *settings, + NMSettingsConnection *sett_conn, + guint update_reason_u, + NMBluezManager *self) { - NMBluezManager *self = NM_BLUEZ_MANAGER (user_data); - NMDevice *device; - gboolean has_dun = (capabilities & NM_BT_CAPABILITY_DUN); - gboolean has_nap = (capabilities & NM_BT_CAPABILITY_NAP); + _conn_track_update (self, sett_conn, TRUE, NULL, NULL, NULL); +} - g_return_if_fail (bdaddr != NULL); - g_return_if_fail (name != NULL); - g_return_if_fail (object_path != NULL); - g_return_if_fail (capabilities != NM_BT_CAPABILITY_NONE); - g_return_if_fail (NM_IS_BLUEZ_DEVICE (bt_device)); +static void +cp_connection_removed (NMSettings *settings, + NMSettingsConnection *sett_conn, + NMBluezManager *self) +{ + _conn_track_update (self, sett_conn, FALSE, NULL, NULL, NULL); +} + +/*****************************************************************************/ - device = nm_device_bt_new (bt_device, object_path, bdaddr, name, capabilities); - if (!device) +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, FALSE)) return; - _LOGI ("BT device %s (%s) added (%s%s%s)", - name, - bdaddr, - has_dun ? "DUN" : "", - has_dun && has_nap ? " " : "", - has_nap ? "NAP" : ""); - g_signal_emit_by_name (self, NM_DEVICE_FACTORY_DEVICE_ADDED, device); - g_object_unref (device); + 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 -manager_network_server_added_cb (GObject *manager, - gpointer user_data) +_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 (_network_server_unregister_bridge_complete_on_idle_cb, + nm_utils_user_data_pack (r_req_data, g_strdup (reason)), + r_req_data->ext_cancellable); + } + + _nm_device_bridge_notify_unregister_bt_nap (device, reason); +} + +static gboolean +_network_server_vt_unregister_bridge (const NMBtVTableNetworkServer *vtable, + NMDevice *device) { - nm_device_factory_emit_component_added (NM_DEVICE_FACTORY (user_data), NULL); + 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 -setup_version_number (NMBluezManager *self, int bluez_version) +_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); - g_return_if_fail (!priv->bluez_version); + if (!network_server_is_usable) { - _LOGI ("use BlueZ version %d", bluez_version); + if (!c_list_is_empty (&bzobj->x_network_server.lst)) { + emit_device_availability_changed = TRUE; + c_list_unlink (&bzobj->x_network_server.lst); + } - priv->bluez_version = bluez_version; + 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); + } - /* Just detected the version. Cleanup the ongoing checking/detection. */ - cleanup_checking (self, TRUE); + 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 -setup_bluez4 (NMBluezManager *self) +_conn_create_panu_connection (NMBluezManager *self, + BzDBusObj *bzobj) { - NMBluez4Manager *manager; 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 (); + } - g_return_if_fail (!priv->manager4 && !priv->manager5 && !priv->bluez_version); + 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; + } - setup_version_number (self, 4); - priv->manager4 = manager = nm_bluez4_manager_new (priv->settings); + 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 (); + } - g_signal_connect (manager, - NM_BLUEZ_MANAGER_BDADDR_ADDED, - G_CALLBACK (manager_bdaddr_added_cb), - self); + 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; - nm_bluez4_manager_query_devices (manager); + 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 -setup_bluez5 (NMBluezManager *self) +_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) { - NMBluez5Manager *manager; 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); +} - g_return_if_fail (!priv->manager4 && !priv->manager5 && !priv->bluez_version); +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; - setup_version_number (self, 5); - priv->manager5 = manager = nm_bluez5_manager_new (priv->settings); + _process_change_idle_all (self, &emit_device_availability_changed); - g_signal_connect (manager, - NM_BLUEZ_MANAGER_BDADDR_ADDED, - G_CALLBACK (manager_bdaddr_added_cb), - self); - g_signal_connect (manager, - NM_BLUEZ_MANAGER_NETWORK_SERVER_ADDED, - G_CALLBACK (manager_network_server_added_cb), - self); + if (emit_device_availability_changed) + nm_manager_notify_device_availibility_maybe_changed (priv->manager); - nm_bluez5_manager_query_devices (manager); + return G_SOURCE_CONTINUE; } static void -watch_name_on_appeared (GDBusConnection *connection, - const char *name, - const char *name_owner, - gpointer user_data) +_process_change_idle_schedule (NMBluezManager *self, + BzDBusObj *bzobj) { - check_bluez_and_try_setup (NM_BLUEZ_MANAGER (user_data)); + 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 -check_bluez_and_try_setup_final_step (NMBluezManager *self, int bluez_version, const char *reason) +_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; - g_return_if_fail (!priv->bluez_version); + if (!invalidated_properties) + invalidated_properties = NM_PTRARRAY_EMPTY (const char *); - switch (bluez_version) { - case 4: - setup_bluez4 (self); - break; - case 5: - setup_bluez5 (self); - break; - default: - _LOGD ("detecting BlueZ version failed: %s", reason); + nm_assert (g_variant_is_of_type (changed_properties, G_VARIANT_TYPE ("a{sv}"))); - /* cancel current attempts to detect the version. */ - cleanup_checking (self, FALSE); - if (!priv->watch_name_id) { - priv->watch_name_id = g_bus_watch_name (G_BUS_TYPE_SYSTEM, - NM_BLUEZ_SERVICE, - G_BUS_NAME_WATCHER_FLAGS_NONE, - watch_name_on_appeared, - NULL, - self, - NULL); + 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; } - break; } + + nm_assert (!changed || bzobj); + + if (inout_bzobj) + *inout_bzobj = bzobj; + + return changed; } static void -check_bluez_and_try_setup_do_introspect (GObject *source_object, - GAsyncResult *res, - gpointer user_data) +_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) { - NMBluezManager *self = async_data_unpack (user_data); + 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 (const char *object_path, + GVariant *added_interfaces_and_properties, + const char *const*removed_interfaces, + gpointer user_data) +{ + NMBluezManager *self = user_data; + NMBluezManagerPrivate *priv = NM_BLUEZ_MANAGER_GET_PRIVATE (self); + BzDBusObj *bzobj = NULL; + gboolean changed; + + if (priv->get_managed_objects_cancellable) { + /* we still wait for the initial GetManagedObjects(). Ignore the event. */ + return; + } + + if (!added_interfaces_and_properties) { + changed = _dbus_handle_interface_removed (self, object_path, &bzobj, removed_interfaces); + if (changed) + _dbus_process_changes (self, bzobj, "dbus-iface-removed"); + } else + _dbus_handle_interface_added (self, object_path, added_interfaces_and_properties, FALSE); +} + +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; - GError *error = NULL; - GVariant *result; - const char *xml_data; - int bluez_version = 0; - const char *reason = NULL; + GVariantIter iter; + const char *object_path; + GVariant *ifaces; - if (!self) + if ( !result + && nm_utils_error_is_cancelled (error, FALSE)) return; + self = user_data; priv = NM_BLUEZ_MANAGER_GET_PRIVATE (self); - g_return_if_fail (priv->introspect_proxy); - g_return_if_fail (!g_cancellable_is_cancelled (priv->async_cancellable)); - g_return_if_fail (!priv->bluez_version); - - g_clear_object (&priv->async_cancellable); + g_clear_object (&priv->get_managed_objects_cancellable); - result = _nm_dbus_proxy_call_finish (priv->introspect_proxy, res, - G_VARIANT_TYPE ("(s)"), &error); if (!result) { - char *reason2; - - g_dbus_error_strip_remote_error (error); - reason2 = g_strdup_printf ("introspect failed with %s", error->message); - check_bluez_and_try_setup_final_step (self, 0, reason2); - g_error_free (error); - g_free (reason2); + _LOGT ("initial GetManagedObjects() call failed: %s", error->message); + _cleanup_for_name_owner (self); return; } - g_variant_get (result, "(&s)", &xml_data); + _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_availibility_maybe_changed (priv->manager); +} - /* might not be the best approach to detect the version, but it's good enough in practice. */ - if (strstr (xml_data, "org.freedesktop.DBus.ObjectManager")) - bluez_version = 5; - else if (strstr (xml_data, NM_BLUEZ4_MANAGER_INTERFACE)) - bluez_version = 4; +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 - reason = "unexpected introspect result"; + _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); - g_variant_unref (result); + if (!owner) + return; - check_bluez_and_try_setup_final_step (self, bluez_version, reason); + 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, + _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 -check_bluez_and_try_setup_on_new_proxy (GObject *source_object, - GAsyncResult *res, - gpointer user_data) +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 = async_data_unpack (user_data); - NMBluezManagerPrivate *priv; - GError *error = NULL; + NMBluezManager *self = user_data; + const char *new_owner; - if (!self) + 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); - g_return_if_fail (!priv->introspect_proxy); - g_return_if_fail (!g_cancellable_is_cancelled (priv->async_cancellable)); - g_return_if_fail (!priv->bluez_version); + _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->introspect_proxy = g_dbus_proxy_new_for_bus_finish (res, &error); + priv->settings_registered = TRUE; - if (!priv->introspect_proxy) { - char *reason = g_strdup_printf ("bluez error creating dbus proxy: %s", error->message); - check_bluez_and_try_setup_final_step (self, 0, reason); - g_error_free (error); - g_free (reason); + 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; } - g_dbus_proxy_call (priv->introspect_proxy, - "Introspect", - NULL, - G_DBUS_CALL_FLAGS_NO_AUTO_START, - 3000, - priv->async_cancellable, - check_bluez_and_try_setup_do_introspect, - async_data_pack (self)); + 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 -check_bluez_and_try_setup (NMBluezManager *self) +_connect_dun_step2_cb (NMBluez5DunContext *context, + const char *rfcomm_dev, + GError *error, + gpointer user_data) { - NMBluezManagerPrivate *priv = NM_BLUEZ_MANAGER_GET_PRIVATE (self); + BzDBusObj *bzobj; + + if (nm_utils_error_is_cancelled (error, FALSE)) + return; + + bzobj = user_data; + + if (rfcomm_dev) { + /* We want to early notifiy 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. */ - g_return_if_fail (!priv->bluez_version); + nm_assert (!error); + nm_assert (bzobj->x_device.c_req_data); - /* there should be no ongoing detection. Anyway, cleanup_checking. */ - cleanup_checking (self, FALSE); + 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); - priv->async_cancellable = g_cancellable_new (); + 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; + } + } - g_dbus_proxy_new_for_bus (G_BUS_TYPE_SYSTEM, - G_DBUS_PROXY_FLAGS_DO_NOT_LOAD_PROPERTIES | G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START, - NULL, - NM_BLUEZ_SERVICE, - "/", - DBUS_INTERFACE_INTROSPECTABLE, - priv->async_cancellable, - check_bluez_and_try_setup_on_new_proxy, - async_data_pack (self)); + _connect_returned (bzobj->self, bzobj, NM_BT_CAPABILITY_DUN, rfcomm_dev, context, error); } static void -start (NMDeviceFactory *factory) +_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, FALSE)) + 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) { - check_bluez_and_try_setup (NM_BLUEZ_MANAGER (factory)); + 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, FALSE)) + 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, @@ -407,8 +2789,8 @@ create_device (NMDeviceFactory *factory, NMConnection *connection, gboolean *out_ignore) { - g_warn_if_fail (plink->type == NM_LINK_TYPE_BNEP); *out_ignore = TRUE; + g_return_val_if_fail (plink->type == NM_LINK_TYPE_BNEP, NULL); return NULL; } @@ -433,7 +2815,25 @@ 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 @@ -442,22 +2842,25 @@ dispose (GObject *object) NMBluezManager *self = NM_BLUEZ_MANAGER (object); NMBluezManagerPrivate *priv = NM_BLUEZ_MANAGER_GET_PRIVATE (self); - if (priv->manager4) { - g_signal_handlers_disconnect_by_func (priv->manager4, manager_bdaddr_added_cb, self); - g_clear_object (&priv->manager4); - } - if (priv->manager5) { - g_signal_handlers_disconnect_by_data (priv->manager5, self); - g_clear_object (&priv->manager5); - } + /* 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). */ - cleanup_checking (self, TRUE); + 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); - priv->bluez_version = 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 @@ -466,10 +2869,10 @@ 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; + 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; + factory_class->create_device = create_device; + factory_class->match_connection = match_connection; + factory_class->start = start; } |