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/* eventnotifier.h -- An event notifier based on eventfd or pipe.
*
* Copyright (c) 2024-Present, Redis Ltd.
* All rights reserved.
*
* Licensed under your choice of (a) the Redis Source Available License 2.0
* (RSALv2); or (b) the Server Side Public License v1 (SSPLv1); or (c) the
* GNU Affero General Public License v3 (AGPLv3).
*/
#ifndef EVENTNOTIFIER_H
#define EVENTNOTIFIER_H
#include "config.h"
#define EN_OK 0
#define EN_ERR -1
typedef struct eventNotifier {
#ifdef HAVE_EVENT_FD
int efd;
#else
int pipefd[2];
#endif
} eventNotifier;
eventNotifier* createEventNotifier(void);
int getReadEventFd(struct eventNotifier *en);
int getWriteEventFd(struct eventNotifier *en);
int triggerEventNotifier(struct eventNotifier *en);
int handleEventNotifier(struct eventNotifier *en);
void freeEventNotifier(struct eventNotifier *en);
#endif
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