9f6d28dc45
Include <stddef.h> to get definition of size_t. Remove inclusion of <stdint.h>, which doesn't seem to be needed. Change-Id: Ib7ff231b5ec4b8c672084801fbb294a50cb7c3d7
45 lines
1.1 KiB
C
45 lines
1.1 KiB
C
/* cutils/ashmem.h
|
|
**
|
|
** Copyright 2008 The Android Open Source Project
|
|
**
|
|
** This file is dual licensed. It may be redistributed and/or modified
|
|
** under the terms of the Apache 2.0 License OR version 2 of the GNU
|
|
** General Public License.
|
|
*/
|
|
|
|
#ifndef _CUTILS_ASHMEM_H
|
|
#define _CUTILS_ASHMEM_H
|
|
|
|
#include <stddef.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
int ashmem_create_region(const char *name, size_t size);
|
|
int ashmem_set_prot_region(int fd, int prot);
|
|
int ashmem_pin_region(int fd, size_t offset, size_t len);
|
|
int ashmem_unpin_region(int fd, size_t offset, size_t len);
|
|
int ashmem_get_size_region(int fd);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#ifndef __ASHMEMIOC /* in case someone included <linux/ashmem.h> too */
|
|
|
|
#define ASHMEM_NAME_LEN 256
|
|
|
|
#define ASHMEM_NAME_DEF "dev/ashmem"
|
|
|
|
/* Return values from ASHMEM_PIN: Was the mapping purged while unpinned? */
|
|
#define ASHMEM_NOT_PURGED 0
|
|
#define ASHMEM_WAS_PURGED 1
|
|
|
|
/* Return values from ASHMEM_UNPIN: Is the mapping now pinned or unpinned? */
|
|
#define ASHMEM_IS_UNPINNED 0
|
|
#define ASHMEM_IS_PINNED 1
|
|
|
|
#endif /* ! __ASHMEMIOC */
|
|
|
|
#endif /* _CUTILS_ASHMEM_H */
|