call_user_function ... &reftitle.description; #include <zend_API.h> intcall_user_function HashTable*function_table zval**object_pp zval*function_name zval*retval_ptr zend_uintparam_count zval*params[] magicTSRMLS_DC ... &reftitle.parameters; function_table ... object_pp ... function_name ... retval_ptr ... param_count ... params[] ... TSRMLS_DC ... &reftitle.returnvalues; ...