+typedef void (*sasl_input_func_t) (struct server* source ,const char *identifier, const char *subcmd, const char *data, const char *ext, void *extra);
+void reg_sasl_input_func(sasl_input_func_t handler, void *extra);
+void call_sasl_input_func(struct server* source ,const char *identifier, const char *subcmd, const char *data, const char *ext);
+void unreg_sasl_input_func(sasl_input_func_t handler, void *extra);
+