Function mod_init

modules/sst/sst.c:164–217

* The initialization function, called when the module is loaded by * the script. This function is called only once. * * Bind to the dialog module and setup the callbacks. Also initialize * the shared memory to store our interninal information in. * * @return 0 to continue to load the OpenSIPS, -1 to stop the loading * and abort OpenSIPS. */

 * and abort OpenSIPS.
 */
static int mod_init(void)
{
	LM_INFO("SIP Session Timer module - initializing\n");
	/*
	 * if statistics are disabled, prevent their registration to core.
	 */
	if (sst_enable_stats==0) {
		exports.stats = 0;
	}

	sst_flag = get_flag_id_by_name(FLAG_TYPE_MSG, sst_flag_str, 0);

	if (sst_flag == -1) {
		LM_ERR("no sst flag set!!\n");
		return -1;
	}
	else if (sst_flag > MAX_FLAG) {
		LM_ERR("invalid sst flag %d!!\n", sst_flag);
		return -1;
	}

	/* load SIGNALING API */
	if(load_sig_api(&sigb)< 0) {
		LM_ERR("can't load signaling functions\n");
		return -1;
	}

	/*
	 * Init the handlers
	 */
	sst_handler_init(sst_minSE, sst_flag, sst_reject,sst_interval);

	/*
	 * Register the main (static) dialog call back.
	 */
	if (load_dlg_api(&dialog_st) != 0) {
		LM_ERR("failed to load dialog hooks\n");
		return(-1);
	}

	/* Load dialog hooks */
	dialog_st.register_dlgcb(NULL, DLGCB_CREATED, sst_dialog_created_CB, NULL, NULL);

	if (dialog_st.register_dlgcb(NULL, DLGCB_LOADED, sst_dialog_loaded_CB,
				NULL, NULL) != 0) {
		LM_ERR("cannot register dialog_loaded callback\n");
		return -1;
	}

	/*
	 * We are GOOD-TO-GO.
	 */
	return 0;
}