api_lock.h

#pragma once
#include <furi/furi.h>
 
/*
Testing 10000 api calls
 
No lock
    Time diff: 445269.218750 us
    Time per call: 44.526920 us
 
furi_thread_flags
    Time diff: 430279.875000 us // lol wtf? smaller than no lock?
    Time per call: 43.027988 us // I tested it many times, it's always smaller
 
FuriEventFlag
    Time diff: 831523.625000 us
    Time per call: 83.152359 us
 
FuriSemaphore
    Time diff: 999807.125000 us
    Time per call: 99.980713 us
 
FuriMutex
    Time diff: 1071417.500000 us
    Time per call: 107.141747 us
*/
 
typedef FuriEventFlag* FuriApiLock;
 
#define API_LOCK_EVENT (1U << 0)
 
#define api_lock_alloc_locked() furi_event_flag_alloc()
 
#define api_lock_wait_unlock(_lock) \
    furi_event_flag_wait(_lock, API_LOCK_EVENT, FuriFlagWaitAny, FuriWaitForever)
 
#define api_lock_free(_lock) furi_event_flag_free(_lock)
 
#define api_lock_unlock(_lock) furi_event_flag_set(_lock, API_LOCK_EVENT)
 
#define api_lock_wait_unlock_and_free(_lock) \
    api_lock_wait_unlock(_lock);             \
    api_lock_free(_lock);
 
#define api_lock_is_locked(_lock) (!(furi_event_flag_get(_lock) & API_LOCK_EVENT))
 
#define api_lock_relock(_lock) furi_event_flag_clear(_lock, API_LOCK_EVENT)