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The Android Open Source Projectdd7bc332009-03-03 19:32:55 -08001/* cutils/ashmem.h
2 **
3 ** Copyright 2008 The Android Open Source Project
4 **
5 ** This file is dual licensed. It may be redistributed and/or modified
6 ** under the terms of the Apache 2.0 License OR version 2 of the GNU
7 ** General Public License.
8 */
9
10#ifndef _CUTILS_ASHMEM_H
11#define _CUTILS_ASHMEM_H
12
Carl Shapiro143b3702010-02-12 12:45:28 -080013#include <stddef.h>
Mathias Agopian1d3faaf2009-04-10 14:24:31 -070014
Elliott Hughes427c6052016-05-13 14:47:30 -070015#if defined(__BIONIC__)
16#include <linux/ashmem.h>
17#endif
18
The Android Open Source Projectdd7bc332009-03-03 19:32:55 -080019#ifdef __cplusplus
20extern "C" {
21#endif
22
Mark Salyzynee431112016-08-23 13:58:37 -070023int ashmem_valid(int fd);
The Android Open Source Projectdd7bc332009-03-03 19:32:55 -080024int ashmem_create_region(const char *name, size_t size);
25int ashmem_set_prot_region(int fd, int prot);
26int ashmem_pin_region(int fd, size_t offset, size_t len);
27int ashmem_unpin_region(int fd, size_t offset, size_t len);
Bjorn Bringert7be52b12009-06-02 00:41:09 +010028int ashmem_get_size_region(int fd);
The Android Open Source Projectdd7bc332009-03-03 19:32:55 -080029
30#ifdef __cplusplus
31}
32#endif
33
The Android Open Source Projectdd7bc332009-03-03 19:32:55 -080034#endif /* _CUTILS_ASHMEM_H */