OVMS3-idf/components/esp32/include/esp_freertos_hooks.h

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#ifndef ESP_FREERTOS_HOOKS_H
#define ESP_FREERTOS_HOOKS_H
#include <stdbool.h>
#include "esp_err.h"
/*
Definitions for the tickhook and idlehook callbacks
*/
typedef bool (*esp_freertos_idle_cb_t)();
typedef void (*esp_freertos_tick_cb_t)();
/**
* @brief Register a callback to be called on the freertos idle hook
* The callback should return true if it's okay for the core to
* sleep until an interrupt (or FreeRTOS tick) happens and false
* if it should be called again as fast as possible.
*
* @param esp_freertos_idle_cb_t new_idle_cb : Callback to be called
*
* @return ESP_OK : Callback registered
* @return ESP_ERR_NO_MEM : No more space to register hook
*/
esp_err_t esp_register_freertos_idle_hook(esp_freertos_idle_cb_t new_idle_cb);
/**
* @brief Register a callback to be called on the freertos tick hook
*
* @param esp_freertos_tick_cb_t new_tick_cb : Callback to be called
*
* @return ESP_OK : Callback registered
* @return ESP_ERR_NO_MEM : No more space to register hook
*/
esp_err_t esp_register_freertos_tick_hook(esp_freertos_tick_cb_t tick_cb);
/**
* @brief Unregister an idle callback registered earlier
*
* @param esp_freertos_idle_cb_t new_idle_cb : Callback to be unregistered
*
* @return void
*/
void esp_deregister_freertos_idle_hook(esp_freertos_idle_cb_t old_idle_cb);
/**
* @brief Unregister a tick callback registered earlier
*
* @param esp_freertos_idle_cb_t new_idle_cb : Callback to be unregistered
*
* @return void
*/
void esp_deregister_freertos_tick_hook(esp_freertos_tick_cb_t old_tick_cb);
#endif