1 /*
2  * Copyright (C) 2008 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #pragma once
18 
19 #include <stddef.h>
20 
21 #if defined(__BIONIC__)
22 #include <linux/ashmem.h>
23 #endif
24 
25 #ifdef __cplusplus
26 extern "C" {
27 #endif
28 
29 int ashmem_valid(int fd);
30 int ashmem_create_region(const char *name, size_t size);
31 int ashmem_set_prot_region(int fd, int prot);
32 int ashmem_pin_region(int fd, size_t offset, size_t len);
33 int ashmem_unpin_region(int fd, size_t offset, size_t len);
34 int ashmem_get_size_region(int fd);
35 
36 #ifdef __cplusplus
37 }
38 #endif
39