/*
*
* BlueZ - Bluetooth protocol stack for Linux
*
* Copyright (C) 2005-2008 Marcel Holtmann <marcel@holtmann.org>
*
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <gio/gio.h>
#include "bluetooth-client-glue.h"
#include "bluetooth-agent.h"
#define BLUEZ_SERVICE "org.bluez"
#define BLUEZ_AGENT_PATH "/org/bluez/agent/gnome"
#define BLUEZ_MANAGER_PATH "/"
static const gchar introspection_xml[] =
"<node name='/'>"
" <interface name='org.bluez.Agent1'>"
" <method name='Release'/>"
" <method name='RequestPinCode'>"
" <arg type='o' name='device' direction='in'/>"
" <arg type='s' name='pincode' direction='out'/>"
" </method>"
" <method name='RequestPasskey'>"
" <arg type='o' name='device' direction='in'/>"
" <arg type='u' name='passkey' direction='out'/>"
" </method>"
" <method name='DisplayPasskey'>"
" <arg type='o' name='device' direction='in'/>"
" <arg type='u' name='passkey' direction='in'/>"
" <arg type='q' name='entered' direction='in'/>"
" </method>"
" <method name='DisplayPinCode'>"
" <arg type='o' name='device' direction='in'/>"
" <arg type='s' name='pincode' direction='in'/>"
" </method>"
" <method name='RequestConfirmation'>"
" <arg type='o' name='device' direction='in'/>"
" <arg type='u' name='passkey' direction='in'/>"
" </method>"
" <method name='RequestAuthorization'>"
" <arg type='o' name='device' direction='in'/>"
" </method>"
" <method name='AuthorizeService'>"
" <arg type='o' name='device' direction='in'/>"
" <arg type='s' name='uuid' direction='in'/>"
" </method>"
" <method name='Cancel'/>"
" </interface>"
"</node>";
#define BLUETOOTH_AGENT_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE((obj), \
BLUETOOTH_TYPE_AGENT, BluetoothAgentPrivate))
typedef struct _BluetoothAgentPrivate BluetoothAgentPrivate;
struct _BluetoothAgentPrivate {
GDBusConnection *conn;
gchar *busname;
gchar *path;
AgentManager1 *agent_manager;
GDBusNodeInfo *introspection_data;
guint reg_id;
guint watch_id;
BluetoothAgentPasskeyFunc pincode_func;
gpointer pincode_data;
BluetoothAgentDisplayFunc display_func;
gpointer display_data;
BluetoothAgentDisplayPinCodeFunc display_pincode_func;
gpointer display_pincode_data;
BluetoothAgentPasskeyFunc passkey_func;
gpointer passkey_data;
BluetoothAgentConfirmFunc confirm_func;
gpointer confirm_data;
BluetoothAgentAuthorizeFunc authorize_func;
gpointer authorize_data;
BluetoothAgentAuthorizeServiceFunc authorize_service_func;
gpointer authorize_service_data;
BluetoothAgentCancelFunc cancel_func;
gpointer cancel_data;
};
enum {
PROP_0,
PROP_PATH,
PROP_LAST
};
static GParamSpec *props[PROP_LAST];
static GDBusProxy *
get_device_from_path (BluetoothAgentPrivate *priv,
const char *path)
{
Device1 *device;
device = device1_proxy_new_sync (priv->conn,
G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START,
BLUEZ_SERVICE,
path,
NULL,
NULL);
return G_DBUS_PROXY(device);
}
G_DEFINE_TYPE(BluetoothAgent, bluetooth_agent, G_TYPE_OBJECT)
static gboolean bluetooth_agent_request_pincode(BluetoothAgent *agent,
const char *path, GDBusMethodInvocation *invocation)
{
BluetoothAgentPrivate *priv = BLUETOOTH_AGENT_GET_PRIVATE(agent);
GDBusProxy *device;
if (priv->pincode_func == NULL)
return FALSE;
device = get_device_from_path (priv, path);
if (device == NULL)
return FALSE;
priv->pincode_func(invocation, device, priv->pincode_data);
g_object_unref(device);
return TRUE;
}
static gboolean bluetooth_agent_request_passkey(BluetoothAgent *agent,
const char *path, GDBusMethodInvocation *invocation)
{
BluetoothAgentPrivate *priv = BLUETOOTH_AGENT_GET_PRIVATE(agent);
GDBusProxy *device;
if (priv->passkey_func == NULL)
return FALSE;
device = get_device_from_path (priv, path);
if (device == NULL)
return FALSE;
priv->passkey_func(invocation, device, priv->passkey_data);
g_object_unref(device);
return TRUE;
}
static gboolean bluetooth_agent_display_passkey(BluetoothAgent *agent,
const char *path, guint passkey, guint16 entered,
GDBusMethodInvocation *invocation)
{
BluetoothAgentPrivate *priv = BLUETOOTH_AGENT_GET_PRIVATE(agent);
GDBusProxy *device;
if (priv->display_func == NULL)
return FALSE;
device = get_device_from_path (priv, path);
if (device == NULL)
return FALSE;
priv->display_func(invocation, device, passkey, entered,
priv->display_data);
g_object_unref(device);
return TRUE;
}
static gboolean bluetooth_agent_display_pincode(BluetoothAgent *agent,
const char *path, const char *pincode,
GDBusMethodInvocation *invocation)
{
BluetoothAgentPrivate *priv = BLUETOOTH_AGENT_GET_PRIVATE(agent);
GDBusProxy *device;
if (priv->display_pincode_func == NULL)
return FALSE;
device = get_device_from_path (priv, path);
if (device == NULL)
return FALSE;
priv->display_pincode_func(invocation, device, pincode,
priv->display_data);
g_object_unref(device);
return TRUE;
}
static gboolean bluetooth_agent_request_confirmation(BluetoothAgent *agent,
const char *path, guint passkey,
GDBusMethodInvocation *invocation)
{
BluetoothAgentPrivate *priv = BLUETOOTH_AGENT_GET_PRIVATE(agent);
GDBusProxy *device;
if (priv->confirm_func == NULL)
return FALSE;
device = get_device_from_path (priv, path);
if (device == NULL)
return FALSE;
priv->confirm_func(invocation, device, passkey, priv->confirm_data);
g_object_unref(device);
return TRUE;
}
static gboolean bluetooth_agent_request_authorization(BluetoothAgent *agent,
const char *path, GDBusMethodInvocation *invocation)
{
BluetoothAgentPrivate *priv = BLUETOOTH_AGENT_GET_PRIVATE(agent);
GDBusProxy *device;
if (priv->authorize_func == NULL)
return FALSE;
device = get_device_from_path (priv, path);
if (device == NULL)
return FALSE;
priv->authorize_func(invocation, device, priv->authorize_data);
g_object_unref(device);
return TRUE;
}
static gboolean bluetooth_agent_authorize_service(BluetoothAgent *agent,
const char *path, const char *uuid,
GDBusMethodInvocation *invocation)
{
BluetoothAgentPrivate *priv = BLUETOOTH_AGENT_GET_PRIVATE(agent);
GDBusProxy *device;
if (priv->authorize_service_func == NULL)
return FALSE;
device = get_device_from_path (priv, path);
if (device == NULL)
return FALSE;
priv->authorize_service_func(invocation, device, uuid,
priv->authorize_service_data);
g_object_unref(device);
return TRUE;
}
static gboolean bluetooth_agent_cancel(BluetoothAgent *agent,
GDBusMethodInvocation *invocation)
{
BluetoothAgentPrivate *priv = BLUETOOTH_AGENT_GET_PRIVATE(agent);
if (priv->cancel_func == NULL)
return FALSE;
return priv->cancel_func(invocation, priv->cancel_data);
}
static void
register_agent (BluetoothAgentPrivate *priv)
{
GError *error = NULL;
gboolean ret;
ret = agent_manager1_call_register_agent_sync (priv->agent_manager,
priv->path,
"DisplayYesNo",
NULL, &error);
if (ret == FALSE) {
g_printerr ("Agent registration failed: %s\n", error->message);
g_error_free (error);
return;
}
ret = agent_manager1_call_request_default_agent_sync (priv->agent_manager,
priv->path,
NULL, &error);
if (ret == FALSE) {
g_printerr ("Agent registration as default failed: %s\n", error->message);
g_error_free (error);
}
}
static void
name_appeared_cb (GDBusConnection *connection,
const gchar *name,
const gchar *name_owner,
BluetoothAgent *agent)
{
BluetoothAgentPrivate *priv = BLUETOOTH_AGENT_GET_PRIVATE(agent);
g_free (priv->busname);
priv->busname = g_strdup (name_owner);
priv->agent_manager = agent_manager1_proxy_new_sync (priv->conn,
G_DBUS_PROXY_FLAGS_DO_NOT_LOAD_PROPERTIES | G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START,
BLUEZ_SERVICE,
"/org/bluez",
NULL,
NULL);
if (priv->reg_id > 0)
register_agent (priv);
}
static void
name_vanished_cb (GDBusConnection *connection,
const gchar *name,
BluetoothAgent *agent)
{
BluetoothAgentPrivate *priv = BLUETOOTH_AGENT_GET_PRIVATE(agent);
g_free (priv->busname);
priv->busname = NULL;
g_clear_object (&priv->agent_manager);
}
static void
bluetooth_agent_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
BluetoothAgent *agent = BLUETOOTH_AGENT (object);
BluetoothAgentPrivate *priv = BLUETOOTH_AGENT_GET_PRIVATE (agent);
switch (prop_id) {
case PROP_PATH:
g_value_set_string (value, priv->path);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
}
}
static void
bluetooth_agent_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
BluetoothAgent *agent = BLUETOOTH_AGENT (object);
BluetoothAgentPrivate *priv = BLUETOOTH_AGENT_GET_PRIVATE (agent);
switch (prop_id) {
case PROP_PATH:
priv->path = g_value_dup_string (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
}
}
static void bluetooth_agent_init(BluetoothAgent *agent)
{
BluetoothAgentPrivate *priv = BLUETOOTH_AGENT_GET_PRIVATE(agent);
priv->introspection_data = g_dbus_node_info_new_for_xml (introspection_xml, NULL);
g_assert (priv->introspection_data);
priv->conn = g_bus_get_sync (G_BUS_TYPE_SYSTEM, NULL, NULL);
priv->watch_id = g_bus_watch_name_on_connection (priv->conn,
BLUEZ_SERVICE,
G_BUS_NAME_WATCHER_FLAGS_NONE,
(GBusNameAppearedCallback) name_appeared_cb,
(GBusNameVanishedCallback) name_vanished_cb,
agent,
NULL);
}
static void bluetooth_agent_finalize(GObject *agent)
{
BluetoothAgentPrivate *priv = BLUETOOTH_AGENT_GET_PRIVATE(agent);
bluetooth_agent_unregister (BLUETOOTH_AGENT (agent));
g_bus_unwatch_name (priv->watch_id);
g_free (priv->busname);
g_dbus_node_info_unref (priv->introspection_data);
g_object_unref (priv->conn);
G_OBJECT_CLASS(bluetooth_agent_parent_class)->finalize(agent);
}
static void bluetooth_agent_class_init(BluetoothAgentClass *klass)
{
GObjectClass *object_class = (GObjectClass *) klass;
g_type_class_add_private(klass, sizeof(BluetoothAgentPrivate));
object_class->finalize = bluetooth_agent_finalize;
object_class->set_property = bluetooth_agent_set_property;
object_class->get_property = bluetooth_agent_get_property;
props[PROP_PATH] =
g_param_spec_string ("path", "Path",
"Object path for the agent",
BLUEZ_AGENT_PATH,
G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY);
g_object_class_install_properties (object_class,
PROP_LAST,
props);
}
BluetoothAgent *
bluetooth_agent_new (const char *path)
{
if (path != NULL)
return BLUETOOTH_AGENT (g_object_new (BLUETOOTH_TYPE_AGENT,
"path", path,
NULL));
else
return BLUETOOTH_AGENT (g_object_new (BLUETOOTH_TYPE_AGENT,
NULL));
}
static void
handle_method_call (GDBusConnection *connection,
const gchar *sender,
const gchar *object_path,
const gchar *interface_name,
const gchar *method_name,
GVariant *parameters,
GDBusMethodInvocation *invocation,
gpointer user_data)
{
BluetoothAgent *agent = (BluetoothAgent *) user_data;
BluetoothAgentPrivate *priv = BLUETOOTH_AGENT_GET_PRIVATE(agent);
if (g_str_equal (sender, priv->busname) == FALSE) {
GError *error = NULL;
error = g_error_new (AGENT_ERROR, AGENT_ERROR_REJECT,
"Permission Denied");
g_dbus_method_invocation_take_error(invocation, error);
return;
}
if (g_strcmp0 (method_name, "Release") == 0) {
g_dbus_method_invocation_return_value (invocation, NULL);
} else if (g_strcmp0 (method_name, "RequestPinCode") == 0) {
const char *path;
g_variant_get (parameters, "(&o)", &path);
bluetooth_agent_request_pincode (agent, path, invocation);
} else if (g_strcmp0 (method_name, "RequestPasskey") == 0) {
const char *path;
g_variant_get (parameters, "(&o)", &path);
bluetooth_agent_request_passkey (agent, path, invocation);
} else if (g_strcmp0 (method_name, "DisplayPasskey") == 0) {
const char *path;
guint32 passkey;
guint16 entered;
g_variant_get (parameters, "(&ouq)", &path, &passkey, &entered);
bluetooth_agent_display_passkey (agent, path, passkey, entered, invocation);
} else if (g_strcmp0 (method_name, "DisplayPinCode") == 0) {
const char *path;
const char *pincode;
g_variant_get (parameters, "(&o&s)", &path, &pincode);
bluetooth_agent_display_pincode (agent, path, pincode, invocation);
} else if (g_strcmp0 (method_name, "RequestConfirmation") == 0) {
const char *path;
guint32 passkey;
g_variant_get (parameters, "(&ou)", &path, &passkey);
bluetooth_agent_request_confirmation (agent, path, passkey, invocation);
} else if (g_strcmp0 (method_name, "RequestAuthorization") == 0) {
const char *path;
g_variant_get (parameters, "(&o)", &path);
bluetooth_agent_request_authorization (agent, path, invocation);
} else if (g_strcmp0 (method_name, "AuthorizeService") == 0) {
const char *path;
const char *uuid;
g_variant_get (parameters, "(&o&s)", &path, &uuid);
bluetooth_agent_authorize_service (agent, path, uuid, invocation);
} else if (g_strcmp0 (method_name, "Cancel") == 0) {
bluetooth_agent_cancel (agent, invocation);
}
}
static const GDBusInterfaceVTable interface_vtable =
{
handle_method_call,
NULL, /* GetProperty */
NULL, /* SetProperty */
};
gboolean bluetooth_agent_register(BluetoothAgent *agent)
{
BluetoothAgentPrivate *priv;
GError *error = NULL;
g_return_val_if_fail (BLUETOOTH_IS_AGENT (agent), FALSE);
priv = BLUETOOTH_AGENT_GET_PRIVATE (agent);
priv->reg_id = g_dbus_connection_register_object (priv->conn,
priv->path,
priv->introspection_data->interfaces[0],
&interface_vtable,
agent,
NULL,
&error);
if (priv->reg_id == 0) {
g_warning ("Failed to register object: %s", error->message);
g_error_free (error);
error = NULL;
return FALSE;
}
if (priv->agent_manager != NULL)
register_agent (priv);
return TRUE;
}
static gboolean
error_matches_remote_error (GError *error,
const char *remote_error)
{
char *str;
gboolean ret;
if (error == NULL)
return FALSE;
str = g_dbus_error_get_remote_error (error);
ret = (g_strcmp0 (str, remote_error) == 0);
g_free (str);
return ret;
}
gboolean bluetooth_agent_unregister(BluetoothAgent *agent)
{
BluetoothAgentPrivate *priv;
GError *error = NULL;
g_return_val_if_fail (BLUETOOTH_IS_AGENT (agent), FALSE);
priv = BLUETOOTH_AGENT_GET_PRIVATE(agent);
if (priv->agent_manager == NULL)
return FALSE;
if (agent_manager1_call_unregister_agent_sync (priv->agent_manager,
priv->path,
NULL, &error) == FALSE) {
/* Ignore errors if the adapter is gone */
if (g_error_matches (error, G_DBUS_ERROR, G_DBUS_ERROR_UNKNOWN_METHOD) == FALSE &&
error_matches_remote_error (error, "org.bluez.Error.DoesNotExist") == FALSE) {
g_printerr ("Agent unregistration failed: %s '%s'\n",
error->message,
g_quark_to_string (error->domain));
}
g_error_free(error);
}
g_object_unref(priv->agent_manager);
priv->agent_manager = NULL;
g_free(priv->path);
priv->path = NULL;
g_free(priv->busname);
priv->busname = NULL;
if (priv->reg_id > 0) {
g_dbus_connection_unregister_object (priv->conn, priv->reg_id);
priv->reg_id = 0;
}
return TRUE;
}
void bluetooth_agent_set_pincode_func(BluetoothAgent *agent,
BluetoothAgentPasskeyFunc func, gpointer data)
{
BluetoothAgentPrivate *priv;
g_return_if_fail (BLUETOOTH_IS_AGENT (agent));
priv = BLUETOOTH_AGENT_GET_PRIVATE(agent);
priv->pincode_func = func;
priv->pincode_data = data;
}
void bluetooth_agent_set_passkey_func(BluetoothAgent *agent,
BluetoothAgentPasskeyFunc func, gpointer data)
{
BluetoothAgentPrivate *priv;
g_return_if_fail (BLUETOOTH_IS_AGENT (agent));
priv = BLUETOOTH_AGENT_GET_PRIVATE(agent);
priv->passkey_func = func;
priv->passkey_data = data;
}
void bluetooth_agent_set_display_func(BluetoothAgent *agent,
BluetoothAgentDisplayFunc func, gpointer data)
{
BluetoothAgentPrivate *priv;
g_return_if_fail (BLUETOOTH_IS_AGENT (agent));
priv = BLUETOOTH_AGENT_GET_PRIVATE(agent);
priv->display_func = func;
priv->display_data = data;
}
void bluetooth_agent_set_display_pincode_func(BluetoothAgent *agent,
BluetoothAgentDisplayPinCodeFunc func, gpointer data)
{
BluetoothAgentPrivate *priv;
g_return_if_fail (BLUETOOTH_IS_AGENT (agent));
priv = BLUETOOTH_AGENT_GET_PRIVATE(agent);
priv->display_pincode_func = func;
priv->display_pincode_data = data;
}
void bluetooth_agent_set_confirm_func(BluetoothAgent *agent,
BluetoothAgentConfirmFunc func, gpointer data)
{
BluetoothAgentPrivate *priv;
g_return_if_fail (BLUETOOTH_IS_AGENT (agent));
priv = BLUETOOTH_AGENT_GET_PRIVATE(agent);
priv->confirm_func = func;
priv->confirm_data = data;
}
void bluetooth_agent_set_authorize_func(BluetoothAgent *agent,
BluetoothAgentAuthorizeFunc func, gpointer data)
{
BluetoothAgentPrivate *priv;
g_return_if_fail (BLUETOOTH_IS_AGENT (agent));
priv = BLUETOOTH_AGENT_GET_PRIVATE(agent);
priv->authorize_func = func;
priv->authorize_data = data;
}
void bluetooth_agent_set_authorize_service_func(BluetoothAgent *agent,
BluetoothAgentAuthorizeServiceFunc func, gpointer data)
{
BluetoothAgentPrivate *priv;
g_return_if_fail (BLUETOOTH_IS_AGENT (agent));
priv = BLUETOOTH_AGENT_GET_PRIVATE(agent);
priv->authorize_service_func = func;
priv->authorize_service_data = data;
}
void bluetooth_agent_set_cancel_func(BluetoothAgent *agent,
BluetoothAgentCancelFunc func, gpointer data)
{
BluetoothAgentPrivate *priv;
g_return_if_fail (BLUETOOTH_IS_AGENT (agent));
priv = BLUETOOTH_AGENT_GET_PRIVATE(agent);
priv->cancel_func = func;
priv->cancel_data = data;
}
GQuark bluetooth_agent_error_quark(void)
{
static GQuark quark = 0;
if (!quark)
quark = g_quark_from_static_string("agent");
return quark;
}
#define ENUM_ENTRY(NAME, DESC) { NAME, "" #NAME "", DESC }
GType bluetooth_agent_error_get_type(void)
{
static GType etype = 0;
if (etype == 0) {
static const GEnumValue values[] = {
ENUM_ENTRY(AGENT_ERROR_REJECT, "Rejected"),
{ 0, 0, 0 }
};
etype = g_enum_register_static("agent", values);
}
return etype;
}