arduino-esp32/libraries/BLE/src/FreeRTOS.h
Roman Savrulin 5137fc5c80 Ble notification/indication status and timeout (#2998)
* add timed wait

* Added Notification/Indication data and status callbacks

* imply null-object pattern for BLE callback
2019-08-20 17:15:30 +03:00

74 lines
1.9 KiB
C++

/*
* FreeRTOS.h
*
* Created on: Feb 24, 2017
* Author: kolban
*/
#ifndef MAIN_FREERTOS_H_
#define MAIN_FREERTOS_H_
#include <stdint.h>
#include <string>
#include <pthread.h>
#include <freertos/FreeRTOS.h> // Include the base FreeRTOS definitions.
#include <freertos/task.h> // Include the task definitions.
#include <freertos/semphr.h> // Include the semaphore definitions.
#include <freertos/ringbuf.h> // Include the ringbuffer definitions.
/**
* @brief Interface to %FreeRTOS functions.
*/
class FreeRTOS {
public:
static void sleep(uint32_t ms);
static void startTask(void task(void*), std::string taskName, void* param = nullptr, uint32_t stackSize = 2048);
static void deleteTask(TaskHandle_t pTask = nullptr);
static uint32_t getTimeSinceStart();
class Semaphore {
public:
Semaphore(std::string owner = "<Unknown>");
~Semaphore();
void give();
void give(uint32_t value);
void giveFromISR();
void setName(std::string name);
bool take(std::string owner = "<Unknown>");
bool take(uint32_t timeoutMs, std::string owner = "<Unknown>");
std::string toString();
uint32_t wait(std::string owner = "<Unknown>");
bool timedWait(std::string owner = "<Unknown>", uint32_t timeoutMs = portMAX_DELAY);
uint32_t value(){ return m_value; };
private:
SemaphoreHandle_t m_semaphore;
pthread_mutex_t m_pthread_mutex;
std::string m_name;
std::string m_owner;
uint32_t m_value;
bool m_usePthreads;
};
};
/**
* @brief Ringbuffer.
*/
class Ringbuffer {
public:
Ringbuffer(size_t length, ringbuf_type_t type = RINGBUF_TYPE_NOSPLIT);
~Ringbuffer();
void* receive(size_t* size, TickType_t wait = portMAX_DELAY);
void returnItem(void* item);
bool send(void* data, size_t length, TickType_t wait = portMAX_DELAY);
private:
RingbufHandle_t m_handle;
};
#endif /* MAIN_FREERTOS_H_ */