#ifndef MM_CALL_H_
#define MM_CALL_H_

/*
 * machinarium.
 *
 * cocallerative multitasking engine.
*/

typedef struct mm_call_t mm_call_t;

typedef void (*mm_cancel_t)(void*, void *arg);

struct mm_call_t {
	int          active;
	mm_fiber_t  *fiber;
	mm_timer_t   timer;
	mm_cancel_t  cancel_function;
	void        *arg;
	int          timedout;
	int          status;
};

void mm_call(mm_call_t*, mm_scheduler_t*, mm_clock_t*, int);
void mm_call_fast(mm_call_t*, mm_scheduler_t*, void (*)(void*), void*);

static inline int
mm_call_is_active(mm_call_t *call)
{
	return call->active;
}

static inline int
mm_call_is_aborted(mm_call_t *call)
{
	return call->status != 0;
}

static inline void
mm_call_cancel(mm_call_t *call, void *object)
{
	if (! call->active)
		return;
	call->cancel_function(object, call->arg);
}

#endif