cx-zivuos/headers/zivuos/process.h

#ifndef CX_ZIVUOS_PROCESS_H_INCLUDED
#define CX_ZIVUOS_PROCESS_H_INCLUDED

#include <stdint.h>
#include <stdbool.h>

#include "result.h"
#include "models.h"

typedef struct zv_process_s {
    zv_state_t state;
    zv_priority_t priority;
    zv_priority_t balance;
    zv_worker_t worker;
    zv_universal_t param;
} zv_process_t;

static inline bool zv_process_is_ready(zv_process_t *self) {
    return self->state == ZV_READY || self->state == ZV_INTERRUPTED;
}

static inline zv_priority_t _zv_process_calc_priority(zv_process_t *self) {
    if (ZV_LOWEST_PRIORITY - self->priority < self->balance) {
        return ZV_LOWEST_PRIORITY;
    }

    return self->priority + self->balance;
}

zv_result_t zv_process_set_param(zv_process_t *, zv_universal_t);
zv_result_t zv_process_set_worker(zv_process_t *, zv_worker_t);
zv_result_t zv_process_set_priority(zv_process_t *, zv_priority_t);

#define ZV_COUNT_PROCESSES(X) ((sizeof(X) / sizeof(zv_process_t)))

#endif