ucx/cx/basic_mempool.h

branch
newapi
changeset 178
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parent 174
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177:e79a60b3a7cb 178:7c3ff86ee9d4
1 /*
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
3 *
4 * Copyright 2021 Mike Becker, Olaf Wintermann All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28 /**
29 * \file basic_mempool.h
30 * \brief Implementation of a basic memory pool.
31 * \author Mike Becker
32 * \author Olaf Wintermann
33 * \version 3.0
34 * \copyright 2-Clause BSD License
35 */
36
37 #ifndef UCX_BASIC_MEMPOOL_H
38 #define UCX_BASIC_MEMPOOL_H
39
40 #include "mempool.h"
41
42 #ifdef __cplusplus
43 extern "C" {
44 #endif
45
46 /**
47 * Basic array-based memory pool.
48 */
49 struct cx_basic_mempool_s {
50 /** Inherit base structure members. */
51 CxMempool base;
52
53 /** List of pointers to pooled memory. */
54 void **data;
55
56 /** Number of pooled memory items. */
57 size_t ndata;
58
59 /** Memory pool size. */
60 size_t size;
61 };
62
63 /**
64 * Creates a basic array-based memory pool.
65 *
66 * @param capacity the initial capacity of the pool
67 * @return the created memory pool or \c NULL if allocation failed
68 */
69 __attribute__((__warn_unused_result__))
70 CxMempool *cxBasicMempoolCreate(size_t capacity);
71
72 #ifdef __cplusplus
73 } // extern "C"
74 #endif
75
76 #endif // UCX_BASIC_MEMPOOL_H

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