hid_eventq.h

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/*
 * Copyright (c) 2025 Nordic Semiconductor ASA
 *
 * SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
 */
 
#ifndef _HID_EVENTQ_H_
#define _HID_EVENTQ_H_
 
#ifdef __cplusplus
extern "C" {
#endif
 
#include <zephyr/sys/slist.h>
 
struct hid_eventq {
        sys_slist_t root;
        uint16_t cnt;
        uint16_t cnt_max;
};
 
void hid_eventq_init(struct hid_eventq *q, uint16_t max_queued);
 
bool hid_eventq_is_full(const struct hid_eventq *q);
 
bool hid_eventq_is_empty(const struct hid_eventq *q);
 
int hid_eventq_keypress_enqueue(struct hid_eventq *q, uint16_t id, bool pressed, bool drop_oldest);
 
int hid_eventq_keypress_dequeue(struct hid_eventq *q, uint16_t *id, bool *pressed);
 
void hid_eventq_reset(struct hid_eventq *q);
 
void hid_eventq_cleanup(struct hid_eventq *q, int64_t min_timestamp);
 
#ifdef __cplusplus
}
#endif
 
#endif /*_HID_EVENTQ_H_ */