Annotation Glossary

C

closure

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

A

array

Parameter points to an array of items.

S

scope async

The callback is valid until first called.

O

out

Parameter for returning results. Default is transfer full.

S

scope call

The callback is valid only during the call to the method.

T

transfer full

Free data after the code is done.

transfer none

Don't free data after the code is done.

transfer container

Free data container after the code is done.

type

Override the parsed C type with given type.

I

inout

Parameter for input and for returning results. Default is transfer full.

E

element-type

Generics and defining elements of containers and arrays.

A

allow-none

NULL is ok, both for passing and for returning.