NetworkManager/src/bluez-manager/nm-bluez-device.c
2010-04-06 17:16:45 -07:00

452 lines
12 KiB
C

/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
/* 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.
*
* Copyright (C) 2009 - 2010 Red Hat, Inc.
*/
#include <glib.h>
#include <string.h>
#include "NetworkManager.h"
#include "nm-dbus-manager.h"
#include "nm-bluez-device.h"
#include "nm-bluez-common.h"
#include "nm-dbus-glib-types.h"
#include "nm-logging.h"
#include "nm-marshal.h"
G_DEFINE_TYPE (NMBluezDevice, nm_bluez_device, G_TYPE_OBJECT)
#define NM_BLUEZ_DEVICE_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), NM_TYPE_BLUEZ_DEVICE, NMBluezDevicePrivate))
typedef struct {
char *path;
DBusGProxy *proxy;
gboolean initialized;
gboolean usable;
char *address;
char *name;
guint32 capabilities;
gint rssi;
} NMBluezDevicePrivate;
enum {
PROP_0,
PROP_PATH,
PROP_ADDRESS,
PROP_NAME,
PROP_CAPABILITIES,
PROP_RSSI,
PROP_USABLE,
LAST_PROP
};
/* Signals */
enum {
INITIALIZED,
LAST_SIGNAL
};
static guint signals[LAST_SIGNAL] = { 0 };
const char *
nm_bluez_device_get_path (NMBluezDevice *self)
{
g_return_val_if_fail (NM_IS_BLUEZ_DEVICE (self), NULL);
return NM_BLUEZ_DEVICE_GET_PRIVATE (self)->path;
}
const char *
nm_bluez_device_get_address (NMBluezDevice *self)
{
g_return_val_if_fail (NM_IS_BLUEZ_DEVICE (self), NULL);
return NM_BLUEZ_DEVICE_GET_PRIVATE (self)->address;
}
gboolean
nm_bluez_device_get_initialized (NMBluezDevice *self)
{
g_return_val_if_fail (NM_IS_BLUEZ_DEVICE (self), FALSE);
return NM_BLUEZ_DEVICE_GET_PRIVATE (self)->initialized;
}
gboolean
nm_bluez_device_get_usable (NMBluezDevice *self)
{
g_return_val_if_fail (NM_IS_BLUEZ_DEVICE (self), FALSE);
return NM_BLUEZ_DEVICE_GET_PRIVATE (self)->usable;
}
const char *
nm_bluez_device_get_name (NMBluezDevice *self)
{
g_return_val_if_fail (NM_IS_BLUEZ_DEVICE (self), NULL);
return NM_BLUEZ_DEVICE_GET_PRIVATE (self)->name;
}
guint32
nm_bluez_device_get_capabilities (NMBluezDevice *self)
{
g_return_val_if_fail (NM_IS_BLUEZ_DEVICE (self), 0);
return NM_BLUEZ_DEVICE_GET_PRIVATE (self)->capabilities;
}
gint
nm_bluez_device_get_rssi (NMBluezDevice *self)
{
g_return_val_if_fail (NM_IS_BLUEZ_DEVICE (self), 0);
return NM_BLUEZ_DEVICE_GET_PRIVATE (self)->rssi;
}
static guint32
convert_uuids_to_capabilities (const char **strings)
{
const char **iter;
guint32 capabilities = 0;
for (iter = strings; iter && *iter; iter++) {
char **parts;
guint uuid16;
parts = g_strsplit (*iter, "-", -1);
if (parts == NULL || parts[0] == NULL) {
g_strfreev (parts);
continue;
}
uuid16 = g_ascii_strtoull (parts[0], NULL, 16);
g_strfreev (parts);
switch (uuid16) {
case 0x1103:
capabilities |= NM_BT_CAPABILITY_DUN;
break;
case 0x1116:
capabilities |= NM_BT_CAPABILITY_NAP;
break;
default:
break;
}
}
return capabilities;
}
static void
check_emit_usable (NMBluezDevice *self)
{
NMBluezDevicePrivate *priv = NM_BLUEZ_DEVICE_GET_PRIVATE (self);
if ( priv->initialized
&& priv->capabilities
&& priv->name
&& priv->address) {
if (!priv->usable) {
priv->usable = TRUE;
g_object_notify (G_OBJECT (self), NM_BLUEZ_DEVICE_USABLE);
}
} else {
if (priv->usable) {
priv->usable = FALSE;
g_object_notify (G_OBJECT (self), NM_BLUEZ_DEVICE_USABLE);
}
}
}
static void
property_changed (DBusGProxy *proxy,
const char *property,
GValue *value,
gpointer user_data)
{
NMBluezDevice *self = NM_BLUEZ_DEVICE (user_data);
NMBluezDevicePrivate *priv = NM_BLUEZ_DEVICE_GET_PRIVATE (self);
const char *str;
guint32 uint_val;
gint int_val;
if (!strcmp (property, "Name")) {
str = g_value_get_string (value);
if ( (!priv->name && str)
|| (priv->name && !str)
|| (priv->name && str && strcmp (priv->name, str))) {
g_free (priv->name);
priv->name = str ? g_strdup (str) : NULL;
g_object_notify (G_OBJECT (self), NM_BLUEZ_DEVICE_NAME);
}
} else if (!strcmp (property, "RSSI")) {
int_val = g_value_get_int (value);
if (priv->rssi != int_val) {
priv->rssi = int_val;
g_object_notify (G_OBJECT (self), NM_BLUEZ_DEVICE_RSSI);
}
} else if (!strcmp (property, "UUIDs")) {
uint_val = convert_uuids_to_capabilities ((const char **) g_value_get_boxed (value));
if (priv->capabilities != uint_val) {
priv->capabilities = uint_val;
g_object_notify (G_OBJECT (self), NM_BLUEZ_DEVICE_CAPABILITIES);
}
}
check_emit_usable (self);
}
static void
get_properties_cb (DBusGProxy *proxy, DBusGProxyCall *call, gpointer user_data)
{
NMBluezDevice *self = NM_BLUEZ_DEVICE (user_data);
NMBluezDevicePrivate *priv = NM_BLUEZ_DEVICE_GET_PRIVATE (self);
GHashTable *properties = NULL;
GError *err = NULL;
GValue *value;
const char **uuids;
if (!dbus_g_proxy_end_call (proxy, call, &err,
DBUS_TYPE_G_MAP_OF_VARIANT, &properties,
G_TYPE_INVALID)) {
nm_log_warn (LOGD_BT, "bluez error getting device properties: %s",
err && err->message ? err->message : "(unknown)");
g_error_free (err);
g_signal_emit (self, signals[INITIALIZED], 0, FALSE);
return;
}
value = g_hash_table_lookup (properties, "Address");
priv->address = value ? g_value_dup_string (value) : NULL;
value = g_hash_table_lookup (properties, "Name");
priv->name = value ? g_value_dup_string (value) : NULL;
value = g_hash_table_lookup (properties, "RSSI");
priv->rssi = value ? g_value_get_int (value) : 0;
value = g_hash_table_lookup (properties, "UUIDs");
if (value) {
uuids = (const char **) g_value_get_boxed (value);
priv->capabilities = convert_uuids_to_capabilities (uuids);
} else
priv->capabilities = NM_BT_CAPABILITY_NONE;
g_hash_table_unref (properties);
priv->initialized = TRUE;
g_signal_emit (self, signals[INITIALIZED], 0, TRUE);
check_emit_usable (self);
}
static void
query_properties (NMBluezDevice *self)
{
NMBluezDevicePrivate *priv = NM_BLUEZ_DEVICE_GET_PRIVATE (self);
DBusGProxyCall *call;
call = dbus_g_proxy_begin_call (priv->proxy, "GetProperties",
get_properties_cb,
self,
NULL, G_TYPE_INVALID);
if (!call) {
nm_log_warn (LOGD_BT, "failed to request Bluetooth device properties for %s.",
priv->path);
}
}
NMBluezDevice *
nm_bluez_device_new (const char *path)
{
NMBluezDevice *self;
NMBluezDevicePrivate *priv;
NMDBusManager *dbus_mgr;
DBusGConnection *connection;
self = (NMBluezDevice *) g_object_new (NM_TYPE_BLUEZ_DEVICE,
NM_BLUEZ_DEVICE_PATH, path,
NULL);
if (!self)
return NULL;
priv = NM_BLUEZ_DEVICE_GET_PRIVATE (self);
dbus_mgr = nm_dbus_manager_get ();
connection = nm_dbus_manager_get_connection (dbus_mgr);
priv->proxy = dbus_g_proxy_new_for_name (connection,
BLUEZ_SERVICE,
priv->path,
BLUEZ_DEVICE_INTERFACE);
g_object_unref (dbus_mgr);
dbus_g_object_register_marshaller (_nm_marshal_VOID__STRING_BOXED,
G_TYPE_NONE,
G_TYPE_STRING, G_TYPE_VALUE,
G_TYPE_INVALID);
dbus_g_proxy_add_signal (priv->proxy, "PropertyChanged",
G_TYPE_STRING, G_TYPE_VALUE, G_TYPE_INVALID);
dbus_g_proxy_connect_signal (priv->proxy, "PropertyChanged",
G_CALLBACK (property_changed), self, NULL);
query_properties (self);
return self;
}
static void
nm_bluez_device_init (NMBluezDevice *self)
{
}
static void
finalize (GObject *object)
{
NMBluezDevicePrivate *priv = NM_BLUEZ_DEVICE_GET_PRIVATE (object);
g_free (priv->path);
g_free (priv->address);
g_free (priv->name);
g_object_unref (priv->proxy);
G_OBJECT_CLASS (nm_bluez_device_parent_class)->finalize (object);
}
static void
get_property (GObject *object, guint prop_id,
GValue *value, GParamSpec *pspec)
{
NMBluezDevicePrivate *priv = NM_BLUEZ_DEVICE_GET_PRIVATE (object);
switch (prop_id) {
case PROP_PATH:
g_value_set_string (value, priv->path);
break;
case PROP_ADDRESS:
g_value_set_string (value, priv->address);
break;
case PROP_NAME:
g_value_set_string (value, priv->name);
break;
case PROP_CAPABILITIES:
g_value_set_uint (value, priv->capabilities);
break;
case PROP_RSSI:
g_value_set_int (value, priv->rssi);
break;
case PROP_USABLE:
g_value_set_boolean (value, priv->usable);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
set_property (GObject *object, guint prop_id,
const GValue *value, GParamSpec *pspec)
{
NMBluezDevicePrivate *priv = NM_BLUEZ_DEVICE_GET_PRIVATE (object);
switch (prop_id) {
case PROP_PATH:
/* construct only */
priv->path = g_value_dup_string (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
nm_bluez_device_class_init (NMBluezDeviceClass *config_class)
{
GObjectClass *object_class = G_OBJECT_CLASS (config_class);
g_type_class_add_private (config_class, sizeof (NMBluezDevicePrivate));
/* virtual methods */
object_class->get_property = get_property;
object_class->set_property = set_property;
object_class->finalize = finalize;
/* Properties */
g_object_class_install_property
(object_class, PROP_PATH,
g_param_spec_string (NM_BLUEZ_DEVICE_PATH,
"DBus Path",
"DBus Path",
NULL,
G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property
(object_class, PROP_ADDRESS,
g_param_spec_string (NM_BLUEZ_DEVICE_ADDRESS,
"Address",
"Address",
NULL,
G_PARAM_READABLE));
g_object_class_install_property
(object_class, PROP_NAME,
g_param_spec_string (NM_BLUEZ_DEVICE_NAME,
"Name",
"Name",
NULL,
G_PARAM_READABLE));
g_object_class_install_property
(object_class, PROP_CAPABILITIES,
g_param_spec_uint (NM_BLUEZ_DEVICE_CAPABILITIES,
"Capabilities",
"Capabilities",
0, G_MAXUINT, 0,
G_PARAM_READABLE));
g_object_class_install_property
(object_class, PROP_RSSI,
g_param_spec_int (NM_BLUEZ_DEVICE_RSSI,
"RSSI",
"RSSI",
G_MININT, G_MAXINT, 0,
G_PARAM_READABLE));
g_object_class_install_property
(object_class, PROP_USABLE,
g_param_spec_boolean (NM_BLUEZ_DEVICE_USABLE,
"Usable",
"Usable",
FALSE,
G_PARAM_READABLE));
/* Signals */
signals[INITIALIZED] = g_signal_new ("initialized",
G_OBJECT_CLASS_TYPE (object_class),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (NMBluezDeviceClass, initialized),
NULL, NULL,
g_cclosure_marshal_VOID__BOOLEAN,
G_TYPE_NONE, 1, G_TYPE_BOOLEAN);
}