#ifndef __OS_EVENT_H
#define __OS_EVENT_H

#ifdef __cplusplus
extern "C" {
#endif

enum OS_EVENT_WMODE{
	OS_EVENT_WMODE_AND   = BIT(0),   //all bit has been set.
	OS_EVENT_WMODE_OR    = BIT(1),   //any bit has been set.
	OS_EVENT_WMODE_CLEAR = BIT(2),   //clear bit after exit.
};

struct os_event {
    uint32 magic;
    void  *hdl;
};
typedef struct os_event os_event_t;

int32 os_event_init(os_event_t *evt);
int32 os_event_del(os_event_t *evt);
int32 os_event_set(os_event_t *evt, uint32 flags, uint32 *rflags);
int32 os_event_clear(os_event_t *evt, uint32 flags, uint32 *rflags);
int32 os_event_get(os_event_t *evt, uint32 *rflags);
int32 os_event_wait(os_event_t *evt, uint32 flags, uint32 *rflags, uint32 mode, int32 timeout);

#ifdef __cplusplus
}
#endif
#endif