WAND Trace processing  4.0.5
object_cache.h
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 #ifndef LIBTRACE_OBJECT_CACHE_H
27 #define LIBTRACE_OBJECT_CACHE_H
28 
29 #include "ring_buffer.h"
30 #include "vector.h"
31 
32 
33 struct local_cache;
34 typedef struct libtrace_ocache {
36  void *(*alloc)(void);
37  void (*free)(void *);
38  size_t thread_cache_size;
39  size_t max_allocations;
40  size_t current_allocations;
41  pthread_spinlock_t spin;
42  size_t nb_thread_list;
43  size_t max_nb_thread_list;
44  struct local_cache **thread_list;
46 
47 DLLEXPORT int libtrace_ocache_init(libtrace_ocache_t *oc, void *(*alloc)(void), void (*free)(void*),
48  size_t thread_cache_size, size_t buffer_size, bool limit_size);
49 DLLEXPORT int libtrace_ocache_destroy(libtrace_ocache_t *oc);
50 DLLEXPORT size_t libtrace_ocache_alloc(libtrace_ocache_t *oc, void *values[], size_t nb_buffers, size_t min_nb_buffers);
51 DLLEXPORT size_t libtrace_ocache_free(libtrace_ocache_t *oc, void *values[], size_t nb_buffers, size_t min_nb_buffers);
52 DLLEXPORT void libtrace_zero_ocache(libtrace_ocache_t *oc);
53 DLLEXPORT void libtrace_ocache_unregister_thread(libtrace_ocache_t *oc);
54 #endif // LIBTRACE_OBJECT_CACHE_H
Definition: ring_buffer.h:39
Definition: object_cache.h:34