4.1.4.5 ac_async_register_callback

int32_t ac_async_register_callback(
    struct ac_async_descriptor *const descr,
    const enum ac_callback_type type,
    ac_cb_t cb
)

Parameters

descr

Type: struct ac_async_descriptor Struct *const

An AC descriptor

type

Type: const enum ac_callback_type Enum

Callback type

cb

Type: ac_cb_t typedef

A callback function, passing NULL will de-register any registered callback

Returns

Type: int32_t

The status of callback assignment.

-1

Passed parameters were invalid or the AC is not initialized

0

A callback is registered successfully