Annotation Glossary

S

scope async

The callback is valid until first called.

O

out caller-allocates

Out parameter, where caller must allocate storage.

A

allow-none

NULL is ok, both for passing and for returning.

I

inout

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

E

element-type

Generics and defining elements of containers and arrays.

O

out

Parameter for returning results. Default is transfer full.

I

in

Parameter for input. Default is transfer none.

T

transfer none

Don't free data after the code is done.

transfer full

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.

A

array

Parameter points to an array of items.

D

default

Default parameter value (for in case the shadows-to function has less parameters).

C

closure

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