Annotation Glossary

C

closure

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

E

element-type

Generics and defining elements of containers and arrays.

N

not nullable

NULL must not be passed as the value in, out, in-out; or as a return value.

nullable

NULL may be passed as the value in, out, in-out; or as a return value.

S

scope async

The callback is valid until first called.

Stable

The intention of a Stable interface is to enable arbitrary third parties to develop applications to these interfaces, release them, and have confidence that they will run on all minor releases of the product (after the one in which the interface was introduced, and within the same major release). Even at a major release, incompatible changes are expected to be rare, and to have strong justifications.

T

transfer full

The caller owns the data, and is responsible for free it.

transfer none

The data is owned by the callee, which is responsible of freeing it.