async__context__poll_8h_source.html

/*

 * Copyright (c) 2022 Raspberry Pi (Trading) Ltd.

 *

 * SPDX-License-Identifier: BSD-3-Clause

 */


#ifndef _PICO_ASYNC_CONTEXT_POLL_H

#define _PICO_ASYNC_CONTEXT_POLL_H


#include "pico/async_context.h"

#include "pico/sem.h"


#ifdef __cplusplus

extern "C" {

#endif


typedef struct async_context_poll {

    async_context_t core;

    semaphore_t sem;

} async_context_poll_t;


bool async_context_poll_init_with_defaults(async_context_poll_t *self);


#ifdef __cplusplus

}

#endif


#endif

async_context.h

async_context_poll_init_with_defaults
bool async_context_poll_init_with_defaults(async_context_poll_t *self)
Initialize an async_context_poll instance with default values.
Definition async_context_poll.c:16

async_context_poll_t
struct async_context_poll async_context_poll_t
Async context type for a simple single-core polling loop.

sem.h

async_context_poll
Async context type for a simple single-core polling loop.
Definition async_context_poll.h:34

async_context_poll::core
async_context_t core
Core async context state shared by all implementations.
Definition async_context_poll.h:35

async_context_poll::sem
semaphore_t sem
Semaphore used to signal that work is pending.
Definition async_context_poll.h:36

async_context
Base structure type of all async_contexts. For details about its use, see pico_async_context.
Definition async_context.h:179

semaphore
A semaphore for controlling access to a shared resource.
Definition sem.h:37