pinebuds/services/bt_profiles_enhanced/inc/co_queue.h
2022-08-15 17:20:27 +08:00

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C

/***************************************************************************
*
* Copyright 2015-2019 BES.
* All rights reserved. All unpublished rights reserved.
*
* No part of this work may be used or reproduced in any form or by any
* means, or stored in a database or retrieval system, without prior written
* permission of BES.
*
* Use of this work is governed by a license granted by BES.
* This work contains confidential and proprietary information of
* BES. which is protected by copyright, trade secret,
* trademark and other intellectual property rights.
*
****************************************************************************/
#ifndef __COQUEUE_H__
#define __COQUEUE_H__
#include <stdbool.h>
typedef void (*coqueue_destroy_func_t)(void *data);
struct coqueue_entry {
void *data;
struct coqueue_entry *next;
};
struct coqueue {
int ref_count;
struct coqueue_entry *head;
struct coqueue_entry *tail;
unsigned int entries;
};
struct coqueue *coqueue_create(void);
void coqueue_destroy(struct coqueue *coqueue, coqueue_destroy_func_t destroy);
bool coqueue_push_tail(struct coqueue *coqueue, void *data);
bool coqueue_push_head(struct coqueue *coqueue, void *data);
bool coqueue_push_after(struct coqueue *coqueue, const void *entry, void *data);
void *coqueue_pop_head(struct coqueue *coqueue);
void *coqueue_peek_head(struct coqueue *coqueue);
void *coqueue_peek_tail(struct coqueue *coqueue);
typedef bool (*coqueue_match_func_t)(const void *data, const void *match_data);
void *coqueue_search(struct coqueue *coqueue, coqueue_match_func_t function,
const void *match_data);
bool coqueue_delete(struct coqueue *coqueue, const void *data);
void *coqueue_delete_if(struct coqueue *coqueue, coqueue_match_func_t function,
const void *user_data);
unsigned int coqueue_delete_all(struct coqueue *coqueue, coqueue_match_func_t function,
void *user_data, coqueue_destroy_func_t destroy);
#endif /*__COQUEUE_H__*/