/**
* Attempt to iterate to the next DBusMessage argument, while checking that
* the new argument isn't WHITEBOARD_CMD_DATA_END
*
* @param iter An iterator
*/
static gboolean whiteboard_cmd_iter_next_internal(WhiteBoardCmdIter* iter)
{
const gchar* str = NULL;
whiteboard_log_debug_fb();
/* Jump to the next item, fail if there are no more items */
if (dbus_message_iter_next(&iter->iter) == FALSE)
{
whiteboard_log_debug_fe();
return FALSE;
}
/* Check that the current item is a string, fail if not */
if (dbus_message_iter_get_arg_type(&iter->iter) != DBUS_TYPE_STRING)
{
whiteboard_log_debug_fe();
return FALSE;
}
/* Check that the current item is not an end marker */
dbus_message_iter_get_basic(&iter->iter, &str);
if (str == NULL || strcmp(str, WHITEBOARD_CMD_DATA_END) == 0)
{
whiteboard_log_debug_fe();
return FALSE;
}
whiteboard_log_debug_fe();
return TRUE;
}
/**
* Start a UPnP service. This function will block until the service is stopped.
*
* @param service The service to start
* @return -1 on errors, 0 on success
*/
gint sib_service_start(SIBService* service)
{
gint retval = 0;
whiteboard_log_debug_fb();
g_return_val_if_fail(service != NULL, -1);
g_return_val_if_fail(service->main_loop != NULL, -1);
if (g_main_loop_is_running(service->main_loop) == TRUE)
{
whiteboard_log_debug("sib_service_start(): main loop running\n");
whiteboard_log_debug_fe();
return -1;
}
else
{
/* TODO: control channel uuid define */
service->control_channel =
WHITEBOARD_SIB_ACCESS(whiteboard_sib_access_new(NULL,
(guchar *)"unique_whiteboard_sib_nota_cc_id",
NULL,
(guchar *)"SIB Access",
(guchar *)"Not yet done"));
g_signal_connect(G_OBJECT(service->control_channel),
WHITEBOARD_SIB_ACCESS_SIGNAL_REFRESH,
(GCallback) sib_service_refresh_cb,
NULL);
g_signal_connect(G_OBJECT(service->control_channel),
WHITEBOARD_SIB_ACCESS_SIGNAL_SHUTDOWN,
(GCallback) sib_service_shutdown_cb,
NULL);
retval = sib_service_controller_start( g_main_loop_get_context(service->main_loop) );
if(retval < 0)
{
whiteboard_log_error("SIB Controller start failed\n");
retval = -1;
// exit(1);
}
whiteboard_log_debug("RUnning main loop\n");
g_main_loop_run(service->main_loop);
}
whiteboard_log_debug_fe();
return retval;
}
gboolean whiteboard_cmd_iter_init(WhiteBoardCmd* self, WhiteBoardCmdIter* iter)
{
gint arg_type = 0;
const gchar* str = NULL;
whiteboard_log_debug_fb();
g_return_val_if_fail(self != NULL, FALSE);
g_return_val_if_fail(iter != NULL, FALSE);
iter->data = self;
dbus_message_iter_init(self->msg, &iter->iter);
/* Skip all arguments before the begin marker */
while ( (arg_type = dbus_message_iter_get_arg_type(&iter->iter))
!= DBUS_TYPE_INVALID)
{
if (arg_type == DBUS_TYPE_STRING)
{
dbus_message_iter_get_basic(&iter->iter, &str);
if (str != NULL &&
strcmp(str, WHITEBOARD_CMD_DATA_BEGIN) == 0)
{
dbus_message_iter_next(&iter->iter);
return TRUE;
}
}
dbus_message_iter_next(&iter->iter);
}
whiteboard_log_debug_fe();
return FALSE;
}
void register_sib_cb(SibObject* context,
SibObjectHandle *handle,
gchar *uri,
gpointer user_data)
{
NotaRMHandler *rm = (NotaRMHandler *)user_data;
gint ret = -1;
gint sid = -1;
whiteboard_log_debug_fb();
sid = nota_rm_handler_register_sib(rm, uri);
if(sid<0)
{
whiteboard_log_debug("Registering sib: %s to RM failed\n", uri);
ret = -1;
sib_object_send_register_sib_return(handle, ret);
}
else
{
ret = 0;
sib_object_send_register_sib_return(handle, ret);
whiteboard_log_debug("Creating listener for SID: %d\n",sid);
kplistener = kp_listener_new(sid, nota_rm_handler_get_maxfd(rm));
}
whiteboard_log_debug_fe();
}
static void sib_service_device_listener(SIBDeviceStatus status, SIBServerData *ssdata, gpointer user_data)
{
SIBService *service = NULL;
whiteboard_log_debug_fb();
service = (SIBService *)user_data;
g_return_if_fail(service != NULL);
switch(status)
{
case SIBDeviceStatusAdded:
whiteboard_log_debug("SIBDeviceStatusAdded: %s<%s>\n", ssdata->name,ssdata->uri );
g_return_if_fail(ssdata!= NULL);
sib_service_add_server(service,ssdata->uri,ssdata->name, ssdata->sid, ssdata->port);
break;
case SIBDeviceStatusRemoved:
whiteboard_log_debug("SIBDeviceStatusRemoved: %s<%s>\n",ssdata->name,ssdata->uri );
sib_service_remove_server(service,ssdata->uri);
break;
case SIBDeviceStatusInvalid:
whiteboard_log_debug("SIBDeviceStatusInvalid: %s<%s>\n",ssdata->name,ssdata->uri );
sib_service_remove_server(service,ssdata->uri);
break;
default:
whiteboard_log_error("Unknown SIBDeviceStatus for server: %s\n",ssdata->uri );
break;
}
whiteboard_log_debug_fe();
}
WhiteBoardCmdRequest* whiteboard_cmd_new_request(const gchar* method,
const gchar* target_uuid)
{
WhiteBoardCmd* self = NULL;
const gchar* begin = WHITEBOARD_CMD_DATA_BEGIN;
whiteboard_log_debug_fb();
g_return_val_if_fail(method != NULL, NULL);
g_return_val_if_fail(target_uuid != NULL, NULL);
self = g_new0(WhiteBoardCmd, 1);
g_return_val_if_fail(self != NULL, NULL);
self->refcount = 1;
self->msg = dbus_message_new_method_call(WHITEBOARD_DBUS_SERVICE,
WHITEBOARD_DBUS_OBJECT,
WHITEBOARD_DBUS_INTERFACE,
WHITEBOARD_DBUS_METHOD_CUSTOM_COMMAND);
g_return_val_if_fail(self->msg != NULL, NULL);
whiteboard_cmd_append_method_name(self, method);
whiteboard_cmd_append_target_uuid(self, target_uuid);
dbus_message_append_args(self->msg,
DBUS_TYPE_STRING, &begin,
DBUS_TYPE_INVALID);
whiteboard_log_debug_fe();
return (WhiteBoardCmdRequest*) self;
}
void kp_server_handle_remove_cnf( SibObject *context,
guchar *spaceid,
guchar *nodeid,
gint msgnum,
gint success,
gpointer user_data)
{
KPServer *self = NULL;
whiteboard_log_debug_fb();
self = (KPServer *)user_data;
g_mutex_lock(self->send_lock);
whiteboard_log_debug("RemoveCnf ->\n");
whiteboard_log_debug("\tspaceid: %s\n", spaceid);
whiteboard_log_debug("\tnodeid: %s\n", nodeid);
whiteboard_log_debug("\tmsgnum: %d\n", msgnum);
whiteboard_log_debug("\tsuccess: %d\n", success);
if( SibAccessNota_Remove_cnf(self->cp,
(uint8_t *) nodeid,
(uint16_t) strlen( (gchar *)nodeid),
(uint8_t *) spaceid,
(uint16_t) strlen( (gchar *)spaceid),
(uint16_t) msgnum,
(sibstatus_t) success) < 0 )
{
whiteboard_log_warning("Remove cnf sending failed\n");
}
else
{
whiteboard_log_debug("Remove cnf sent\n");
}
g_mutex_unlock(self->send_lock);
whiteboard_log_debug_fe();
}
void kp_server_handle_leave_ind( SibObject *context,
guchar *spaceid,
guchar *nodeid,
gint msgnum,
gint status,
gpointer user_data)
{
KPServer *self = NULL;
whiteboard_log_debug_fb();
self = (KPServer *)user_data;
g_mutex_lock(self->send_lock);
if( SibAccessNota_Leave_ind(self->cp,
(uint8_t *) nodeid,
(uint16_t) strlen( (gchar *)nodeid),
(uint8_t *) spaceid,
(uint16_t) strlen( (gchar *)spaceid),
(uint16_t) msgnum,
status) < 0 )
{
whiteboard_log_warning("Leave ind sending failed\n");
}
else
{
whiteboard_log_debug("Leave ind sent\n");
}
g_mutex_unlock(self->send_lock);
whiteboard_log_debug_fe();
}
static void sib_controller_resolver_found( GaServiceResolver *context,
gint interface,
gint protocol,
gchar *name,
gchar *type,
gchar *domain,
gchar *host_name,
AvahiAddress *avahi_address,
gint port,
AvahiStringList *txt,
gint flags,
gpointer userdata)
{
whiteboard_log_debug_fb();
SIBController *self = (SIBController *)userdata;
g_return_if_fail( self!= NULL);
SIBServerData *ssdata = NULL;
ssdata = sib_controller_get_service(self, (guchar *)name);
if(ssdata)
{
ssdata->ip = g_new0(gchar, AVAHI_ADDRESS_STR_MAX);
avahi_address_snprint(ssdata->ip, AVAHI_ADDRESS_STR_MAX*sizeof(gchar), avahi_address);
ssdata->name = (guchar *)g_strdup(host_name);
ssdata->port = port;
whiteboard_log_debug("Service %s resolved: %s, %d\n", name, ssdata->ip, port);
self->listener( SIBDeviceStatusAdded, ssdata, self->listener_data );
}
whiteboard_log_debug_fe();
}
/**
* Unlock a SIBService instance after a critical operation
*
* @param self The SIBService instance to unlock
*/
void sib_service_unlock(SIBService* self)
{
whiteboard_log_debug_fb();
g_return_if_fail(self != NULL);
g_mutex_unlock(self->mutex);
whiteboard_log_debug_fe();
}
static void sib_controller_removed_service_cb( GaServiceBrowser *context,
gint interface,
gint protocol,
gchar *name,
gchar *type,
gchar *domain,
gint flags,
gpointer userdata)
{
whiteboard_log_debug_fb();
SIBController *self = (SIBController *)userdata;
g_return_if_fail(self!=NULL);
whiteboard_log_debug("Removed service: %s, type %s, domain: %s\n", name, type, domain);
SIBServerData *ssdata = sib_controller_get_service(self, (guchar *)name);
if( ssdata )
{
if( ssdata->ip ) // assume that if ip is filled, resolver has finished
{
// notify listener
self->listener( SIBDeviceStatusRemoved, ssdata, self->listener_data );
}
sib_controller_remove_service(self, (guchar *)name);
}
whiteboard_log_debug_fe();
}
// TODO: change UDN to SIB_identifier
gint sib_service_add_server(SIBService* service , guchar *udn, guchar *name, gint sid, gint port )
{
SIBServer *server = NULL;
whiteboard_log_debug_fb();
sib_service_lock(service);
server = sib_service_find_server(service, udn);
if (server == NULL)
{
server = sib_server_new(service, udn, name, sid, port);
if (server != NULL)
{
//upnpserver_subscribe(server);
service->siblist =
g_list_append(service->siblist,
server);
}
}
sib_service_unlock(service);
whiteboard_log_debug_fe();
return 0;
}
/**
* Remove a server from the service by the server's UDN.
*
* @param service The service to remove from
* @param udn The UDN of the server to remove
* @return -1 on errors, 0 on success
*/
gint sib_service_remove_server(SIBService* service, guchar *udn )
{
GList* item = NULL;
gint retval = -1;
whiteboard_log_debug_fb();
g_return_val_if_fail(service != NULL, -1);
sib_service_lock(service);
item = g_list_find_custom(service->siblist, udn,
sib_server_compare_udn);
if (item != NULL)
{
sib_server_unref((SIBServer*) item->data);
service->siblist =
g_list_remove_link(service->siblist, item);
retval = 0;
}
else
{
whiteboard_log_debug("Device %s is not in our server list. Ignored.\n",
udn);
}
sib_service_unlock(service);
whiteboard_log_debug_fe();
return retval;
}
void nota_rm_handler_destroy(NotaRMHandler *self)
{
h_in_t *core = Hgetinstance();
whiteboard_log_debug_fb();
if(self->sid)
{
nota_rm_handler_deregister_service(self);
}
if(self->dereg_cert)
{
g_free(self->dereg_cert);
}
if(self->dereg_act)
{
g_free(self->dereg_act);
}
if(self->cp)
{
nota_stub_context_pointer_free(self->cp);
}
if(self->fd > 0 )
{
Hclose(core, self->fd);
self->fd = -1;
}
g_free(self);
whiteboard_log_debug_fe();
}
gint kp_server_send_join( KPServer *self, guchar *spaceid, guchar *nodeid, gint msgnum, guchar *credentials)
{
gint retval;
whiteboard_log_debug_fb();
retval = sib_object_send_join( self->sib, spaceid, nodeid, msgnum, credentials);
whiteboard_log_debug_fe();
return retval;
}
gint kp_server_send_update( KPServer *self, guchar *spaceid, guchar *nodeid, gint msgnum, EncodingType encoding, guchar *insert_graph, guchar *remove_graph)
{
gint retval;
whiteboard_log_debug_fb();
retval = sib_object_send_update( self->sib, spaceid, nodeid, msgnum, encoding, insert_graph, remove_graph);
whiteboard_log_debug_fe();
return retval;
}
gint kp_server_send_subscribe( KPServer *self, guchar *spaceid, guchar *nodeid, gint msgnum, QueryType type, guchar *query)
{
gint retval;
whiteboard_log_debug_fb();
retval = sib_object_send_subscribe( self->sib, spaceid, nodeid, msgnum, type, query);
whiteboard_log_debug_fe();
return retval;
}
gint kp_server_handle_incoming( KPServer *self)
{
gint retval;
whiteboard_log_debug_fb();
retval = nota_stub_handle_incoming( self->cp );
whiteboard_log_debug_fe();
return retval;
}
gint kp_server_send_unsubscribe( KPServer *self, guchar *spaceid, guchar *nodeid, gint msgnum, guchar *subscription_id)
{
gint retval;
whiteboard_log_debug_fb();
retval = sib_object_send_unsubscribe( self->sib, spaceid, nodeid, msgnum, subscription_id);
whiteboard_log_debug_fe();
return retval;
}
gint sib_controller_set_listener(SIBController *self, SIBControllerListener listener, gpointer user_data)
{
whiteboard_log_debug_fb();
g_return_val_if_fail( self != NULL, -1);
self->listener = listener;
self->listener_data = user_data;
whiteboard_log_debug_fe();
return 0;
}
/**
* Get the SIBService singleton.
*
* @return SIBService*
*/
SIBController* sib_controller_get()
{
whiteboard_log_debug_fb();
if (controller_singleton == NULL)
{
controller_singleton = sib_controller_new();
}
whiteboard_log_debug_fe();
return controller_singleton;
}
static void sib_controller_all_for_now_cb( GaServiceBrowser *context,
gpointer userdata)
{
whiteboard_log_debug_fb();
whiteboard_log_debug_fe();
}
static void whiteboard_cmd_append_target_uuid(WhiteBoardCmd* self,
const gchar* uuid)
{
whiteboard_log_debug_fb();
dbus_message_append_args(self->msg,
DBUS_TYPE_STRING, &uuid,
DBUS_TYPE_INVALID);
whiteboard_log_debug_fe();
}
/**
* Get the SIBService singleton.
*
* @return SIBService*
*/
SIBService* sib_service_get()
{
whiteboard_log_debug_fb();
if (service_singleton == NULL)
{
service_singleton = sib_service_new();
serverthread_init(service_singleton);
}
whiteboard_log_debug_fe();
return service_singleton;
}
static void whiteboard_cmd_append_method_name(WhiteBoardCmd* self,
const gchar* method)
{
whiteboard_log_debug_fb();
dbus_message_append_args(self->msg,
DBUS_TYPE_STRING, &method,
DBUS_TYPE_INVALID);
whiteboard_log_debug_fe();
}
NotaRMHandler *nota_rm_handler_new(SIBMaxFd *maxfd)
{
NotaRMHandler *self = NULL;
whiteboard_log_debug_fb();
self = g_new0(NotaRMHandler, 1);
self->fd = -1;
self->maxfd = maxfd;
whiteboard_log_debug_fe();
return self;
}
gint create_rm_socket(NotaRMHandler *self)
{
nota_addr_t addr = { SID_RM, 0};
h_in_t *core = Hgetinstance();
whiteboard_log_debug_fb();
if(!core)
{
whiteboard_log_debug("Could not get H_IN core pointer.\n");
return -1;
}
self->fd = Hsocket(core, AF_NOTA, SOCK_STREAM, 0);
if(self->fd <=0)
{
whiteboard_log_debug("Could not get H_IN socket.\n");
self->fd = -1;
return -1;
}
if( Hconnect(core, self->fd, (struct sockaddr*)&addr, sizeof(addr)) < 0)
{
whiteboard_log_debug("Could not connect\n");
Hclose(core, self->fd);
self->fd = -1;
return -1;
}
whiteboard_log_debug("Socket connected(%d)\n", self->fd);
self->cp = nota_stub_context_pointer_initialize(core, self->fd);
if(!self->cp)
{
whiteboard_log_debug("Could not create STUB context pointer\n");
Hclose(core, self->fd);
self->fd = -1;
return -1;
}
whiteboard_log_debug("STUB context inialized\n");
if( NoTA_System_ResourceMng_R01_01_user_new_connection(self->cp) < 0)
{
whiteboard_log_debug("could not add to stub\n");
nota_stub_context_pointer_free(self->cp);
self->cp = NULL;
Hclose(core, self->fd);
self->fd = -1;
return -1;
}
self->cp->user_pointer = self;
sib_maxfd_set(self->maxfd, self->fd);
whiteboard_log_debug(" Stub connected for socket: %d\n", self->fd);
whiteboard_log_debug_fe();
return 0;
}
static void sib_service_shutdown_cb(WhiteBoardNode* context,
gpointer user_data)
{
SIBService* service = NULL;
whiteboard_log_debug_fb();
service = sib_service_get();
sib_service_stop(service);
whiteboard_log_debug_fe();
}
/**
* Stop a controller
*
* @param controller The controller to stop
* @return -1 on errors, 0 on success
*/
gint sib_controller_stop(SIBController* controller)
{
whiteboard_log_debug_fb();
g_return_val_if_fail(controller != NULL, -1);
whiteboard_log_debug_fe();
return 0;
}
static void sib_service_refresh_cb(WhiteBoardNode* context,
gpointer user_data)
{
SIBService* service = NULL;
whiteboard_log_debug_fb();
service = sib_service_get();
// g_return_if_fail(service->cp_running == TRUE);
//cg_upnp_controlpoint_search(service->cp, "upnp:rootdevice");
whiteboard_log_debug_fe();
}