em_event_group_types.h File Reference

#include <stdbool.h>
#include <stdint.h>
#include <event_machine.h>
#include <event_machine/platform/env/environment.h>

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Data Structures
union	egrp_counter_t
struct	event_group_elem_t
struct	event_group_tbl_t

Macros
#define	EGRP_CNT_BITS   24
#define	EGRP_GEN_BITS   (64 - 2 * EGRP_CNT_BITS - 1)
#define	EGRP_CNT_MAX   ((1ULL << EGRP_CNT_BITS) - 1)

Typedefs
typedef struct event_group_elem_t	ENV_CACHE_LINE_ALIGNED

Functions
	COMPILE_TIME_ASSERT (sizeof(egrp_counter_t)==sizeof(uint64_t), EGRP_COUNTER_SIZE_ERROR)
	COMPILE_TIME_ASSERT (sizeof(egrp_counter_t) *8==2 *EGRP_CNT_BITS+EGRP_GEN_BITS+1, EGRP_COUNTER_BITS_ERROR)
	COMPILE_TIME_ASSERT (sizeof(event_group_elem_t) % ENV_CACHE_LINE_SIZE==0, EVENT_GROUP_ELEM_T__SIZE_ERROR)

Detailed Description

EM internal event group types & definitions

Definition in file em_event_group_types.h.

Macro Definition Documentation

EGRP_CNT_BITS

#define EGRP_CNT_BITS   24

Definition at line 50 of file em_event_group_types.h.

EGRP_CNT_MAX

#define EGRP_CNT_MAX   ((1ULL << EGRP_CNT_BITS) - 1)

Max value that can be represented by the event group counter, i.e., the maximum number of events that can be set via _apply() or _increment()

Definition at line 58 of file em_event_group_types.h.

EGRP_GEN_BITS

#define EGRP_GEN_BITS   (64 - 2 * EGRP_CNT_BITS - 1)

Definition at line 51 of file em_event_group_types.h.

Typedef Documentation

ENV_CACHE_LINE_ALIGNED

typedef struct event_group_elem_t ENV_CACHE_LINE_ALIGNED

EM Event Group element