async_context_freertos Struct Reference

Internal state for an async_context_freertos instance. More...

#include <async_context_freertos.h>

Data Fields
async_context_t	core
	Base async_context structure (must be first).
SemaphoreHandle_t	lock_mutex
	Mutex used to serialise access to the context.
SemaphoreHandle_t	work_needed_sem
	Semaphore signalled when work is pending.
SemaphoreHandle_t	task_complete_sem
	Semaphore signalled when the task has exited.
TimerHandle_t	timer_handle
	FreeRTOS timer used to schedule time-based work.
TaskHandle_t	task_handle
	Handle of the worker task.
uint8_t	nesting
	Lock nesting depth.
volatile bool	task_should_exit
	Set to true to request the worker task to exit.

Detailed Description

Internal state for an async_context_freertos instance.

Holds all runtime state for an async_context backed by a dedicated FreeRTOS task. Users should treat this as an opaque type and initialise it via async_context_freertos_init() or async_context_freertos_init_with_defaults().

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The documentation for this struct was generated from the following file:

• include/pico/async_context_freertos.h