Annotation Glossary

NULL is ok, both for passing and for returning.

Override the parsed C type with given type.

Free data after the code is done.

The callback is valid until first called.

This parameter is a 'user_data', for callbacks; many bindings can pass NULL here.

Generics and defining elements of containers and arrays.

Parameter for returning results. Default is transfer full.

Don't free data after the code is done.