source: lib/data-struct/deque.h

4.0.1-hotfixescachetimestampsdevelopdpdk-ndagetsilivendag_formatrc-4.0.1rc-4.0.2rc-4.0.3rc-4.0.4ringdecrementfixringperformanceringtimestampfixes
Last change on this file was ee6e802, checked in by Shane Alcock <salcock@…>, 5 years ago

Updated copyright blurb on all source files

In some cases, this meant adding copyright blurbs to files that
had never had them before.

  • Property mode set to 100644
File size: 2.1 KB
Line 
1/*
2 *
3 * Copyright (c) 2007-2016 The University of Waikato, Hamilton, New Zealand.
4 * All rights reserved.
5 *
6 * This file is part of libtrace.
7 *
8 * This code has been developed by the University of Waikato WAND
9 * research group. For further information please see http://www.wand.net.nz/
10 *
11 * libtrace is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU Lesser General Public License as published by
13 * the Free Software Foundation; either version 3 of the License, or
14 * (at your option) any later version.
15 *
16 * libtrace is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19 * GNU Lesser General Public License for more details.
20 *
21 * You should have received a copy of the GNU Lesser General Public License
22 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
23 *
24 *
25 */
26#include <pthread.h>
27#include "../libtrace.h"
28
29#ifndef LIBTRACE_DEQUE_H
30#define LIBTRACE_DEQUE_H
31
32typedef struct list_node list_node_t;
33typedef void (*deque_data_fn)(void *data);
34typedef struct libtrace_queue {
35        list_node_t * head;
36        list_node_t * tail;
37        pthread_mutex_t lock;
38        size_t size;
39        size_t element_size;
40} libtrace_queue_t;
41
42DLLEXPORT void libtrace_deque_init(libtrace_queue_t * q, size_t element_size);
43DLLEXPORT void libtrace_deque_push_back(libtrace_queue_t *q, void *d);
44DLLEXPORT void libtrace_deque_push_front(libtrace_queue_t *q, void *d);
45DLLEXPORT size_t libtrace_deque_get_size(libtrace_queue_t *q);
46
47DLLEXPORT int libtrace_deque_peek_front(libtrace_queue_t *q, void *d);
48DLLEXPORT int libtrace_deque_peek_tail(libtrace_queue_t *q, void *d);
49DLLEXPORT int libtrace_deque_pop_front(libtrace_queue_t *q, void *d);
50DLLEXPORT int libtrace_deque_pop_tail(libtrace_queue_t *q, void *d);
51DLLEXPORT void libtrace_zero_deque(libtrace_queue_t *q);
52
53// Apply a given function to every data item, while keeping the entire
54// structure locked from external modifications
55DLLEXPORT void libtrace_deque_apply_function(libtrace_queue_t *q, deque_data_fn fn);
56
57#endif
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