odyssey/sources/call.h

68 lines
1.2 KiB
C

#ifndef MM_CALL_H
#define MM_CALL_H
/*
* machinarium.
*
* cooperative multitasking engine.
*/
typedef struct mm_call mm_call_t;
typedef void (*mm_cancel_t)(void*, void *arg);
typedef enum {
MM_CALL_NONE,
MM_CALL_SIGNAL,
MM_CALL_EVENT,
MM_CALL_SLEEP,
MM_CALL_CONDITION,
MM_CALL_CHANNEL,
MM_CALL_CONNECT,
MM_CALL_ACCEPT,
MM_CALL_READ,
MM_CALL_WRITE
} mm_calltype_t;
struct mm_call
{
mm_calltype_t type;
mm_coroutine_t *coroutine;
mm_timer_t timer;
mm_cancel_t cancel_function;
void *arg;
int timedout;
int status;
};
void mm_call(mm_call_t*, mm_calltype_t, uint32_t);
void mm_call_fast(mm_call_t*, mm_calltype_t, void (*)(void*), void*);
static inline int
mm_call_is(mm_call_t *call, mm_calltype_t type)
{
return call->type == type;
}
static inline int
mm_call_is_active(mm_call_t *call)
{
return call->type != MM_CALL_NONE;
}
static inline int
mm_call_is_aborted(mm_call_t *call)
{
return mm_call_is_active(call) && call->status != 0;
}
static inline void
mm_call_cancel(mm_call_t *call, void *object)
{
if (! mm_call_is_active(call))
return;
call->cancel_function(object, call->arg);
}
#endif /* MM_CALL_H */