Use 32 bits for capabilities flags

lib/MySQL_HostGroups_Manager.cpp

@@ -3039,8 +3039,8 @@ SQLite3_result * MySQL_HostGroups_Manager::SQL3_Free_Connections() {
 					j["charset"] = _my->charset->nr;
 					j["options"]["charset_name"] = _my->options.charset_name;
 					j["options"]["use_ssl"] = _my->options.use_ssl;
-					j["client_flag"]["client_found_rows"] = (_my->client_flag & CLIENT_FOUND_ROWS);
-					j["client_flag"]["client_multi_statements"] = (_my->client_flag & CLIENT_MULTI_STATEMENTS);
+					j["client_flag"]["client_found_rows"] = (_my->client_flag & CLIENT_FOUND_ROWS ? 1 : 0);
+					j["client_flag"]["client_multi_statements"] = (_my->client_flag & CLIENT_MULTI_STATEMENTS ? 1 : 0);
 					j["net"]["last_errno"] = _my->net.last_errno;
 					j["net"]["fd"] = _my->net.fd;
 					j["net"]["max_packet_size"] = _my->net.max_packet_size;

lib/MySQL_Session.cpp

@@ -872,7 +872,9 @@ void MySQL_Session::generate_proxysql_internal_session_json(json &j) {
 	j["conn"]["charset"] = client_myds->myconn->options.charset;
 	j["conn"]["sql_log_bin"] = client_myds->myconn->options.sql_log_bin;
 	j["conn"]["autocommit"] = client_myds->myconn->options.autocommit;
-	j["conn"]["client_flag"] = client_myds->myconn->options.client_flag;
+	j["conn"]["client_flag"]["value"] = client_myds->myconn->options.client_flag;
+	j["conn"]["client_flag"]["client_found_rows"] = (client_myds->myconn->options.client_flag & CLIENT_FOUND_ROWS ? 1 : 0);
+	j["conn"]["client_flag"]["client_multi_statements"] = (client_myds->myconn->options.client_flag & CLIENT_MULTI_STATEMENTS ? 1 : 0);
 	j["conn"]["no_backslash_escapes"] = client_myds->myconn->options.no_backslash_escapes;
 	j["conn"]["status"]["compression"] = client_myds->myconn->get_status_compression();
 	j["conn"]["status"]["transaction"] = client_myds->myconn->get_status_transaction();
@@ -925,6 +927,9 @@ void MySQL_Session::generate_proxysql_internal_session_json(json &j) {
 				j["backends"][i]["conn"]["MultiplexDisabled"] = _myconn->MultiplexDisabled();
 				j["backends"][i]["conn"]["ps"]["backend_stmt_to_global_ids"] = _myconn->local_stmts->backend_stmt_to_global_ids;
 				j["backends"][i]["conn"]["ps"]["global_stmt_to_backend_ids"] = _myconn->local_stmts->global_stmt_to_backend_ids;
+				j["backends"][i]["conn"]["client_flag"]["value"] = _myconn->options.client_flag;
+				j["backends"][i]["conn"]["client_flag"]["client_found_rows"] = (_myconn->options.client_flag & CLIENT_FOUND_ROWS ? 1 : 0);
+				j["backends"][i]["conn"]["client_flag"]["client_multi_statements"] = (_myconn->options.client_flag & CLIENT_MULTI_STATEMENTS ? 1 : 0);
 				if (_myconn->mysql && _myconn->ret_mysql) {
 					MYSQL * _my = _myconn->mysql;
 					sprintf(buff,"%p",_my);

lib/mysql_connection.cpp

@@ -452,8 +452,8 @@ bool MySQL_Connection::get_status_sql_log_bin0() {
 }
 
 bool MySQL_Connection::match_tracked_options(MySQL_Connection *c) {
-	uint16_t cf1 = options.client_flag; // own client flags
-	uint16_t cf2 = c->options.client_flag; // other client flags
+	uint32_t cf1 = options.client_flag; // own client flags
+	uint32_t cf2 = c->options.client_flag; // other client flags
 	if ((cf1 & CLIENT_FOUND_ROWS) == (cf2 & CLIENT_FOUND_ROWS)) {
 		if ((cf1 & CLIENT_MULTI_STATEMENTS) == (cf2 & CLIENT_MULTI_STATEMENTS)) {
 			if ((cf1 & CLIENT_IGNORE_SPACE) == (cf2 & CLIENT_IGNORE_SPACE)) {
@@ -494,7 +494,7 @@ void MySQL_Connection::connect_start() {
 		if (myds->sess) {
 			if (myds->sess->client_myds) {
 				if (myds->sess->client_myds->myconn) {
-					uint16_t orig_client_flags = myds->sess->client_myds->myconn->options.client_flag;
+					uint32_t orig_client_flags = myds->sess->client_myds->myconn->options.client_flag;
 					if (orig_client_flags & CLIENT_FOUND_ROWS) {
 						client_flags += CLIENT_FOUND_ROWS;
 					}