Function mod_init

modules/emergency/emergency_methods.c:218–362

* This function is responsible for : * - load api from modules dialog and rr * - open database connection and test the version of the tables in the database * - initialize polling routing timer * - initialize the module linked lists db_esrn_domain and calls_eme * - initialize lock: ref_lock */

 *   - initialize lock: ref_lock
 */
static int mod_init(void) {

	LM_DBG("Initializing module\n");

	table_name.len = strlen(table_name.s);
	table_report.len = strlen(table_report.s);
	table_provider.len = strlen(table_provider.s);

	// checks for mandatory fields
	mandatory_parm = shm_malloc(2);
	mandatory_parm[0] = '1';
	mandatory_parm[1] = 0;

	inicialized = shm_malloc(2);
	inicialized[0] = '0';
	inicialized[1] = 0;

	LM_DBG(" ---fill parameters not config with blank_space \n");
	if (fill_blank_space() == -1)
		return -1;

	if ( load_dlg_api( &dlgb ) != 0 ) {
		LM_ERR("failed to load DLG api\n");
		return -1;
	}

	if (load_tm_api(&eme_tm)!=0) {
		LM_ERR( "can't load TM API\n");
		return -1;
	}

	if (load_rr_api(&rr_api) != 0) {
		LM_ERR("failed to load rr API\n");
		return -1;
	}


	empty = shm_malloc(sizeof (char));
	memset(empty, '\0', 1);

	if(call_origin == NULL)
		call_origin = empty;

	if (db_url.s) {
		db_url.len = strlen(db_url.s);
		LM_DBG("We have db_url = %.*s\n", db_url.len, db_url.s);

		/* Find a database module */
		if (db_bind_mod(&db_url, &db_funcs) < 0) {
			LM_ERR("Unable to bind to a database driver\n");
			return -1;
		}

		/* open a test connection */
		if ((db_con = db_funcs.init(&db_url)) == 0) {
			LM_ERR("cannot init connection to DB\n");
			return -1;
		}