1 /*
2  * Copyright (C) 2019 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 #ifndef BERBERIS_BASE_MEMFD_BACKED_MMAP_H_
18 #define BERBERIS_BASE_MEMFD_BACKED_MMAP_H_
19 
20 #include <cstddef>  // size_t
21 #include <cstdint>  // uintptr_t
22 
23 namespace berberis {
24 
25 int CreateAndFillMemfd(const char* name, size_t memfd_file_size, uintptr_t value);
26 
27 void* CreateMemfdBackedMapOrDie(int memfd, size_t map_size, size_t memfd_file_size);
28 
29 }  // namespace berberis
30 
31 #endif  // BERBERIS_BASE_MEMFD_BACKED_MMAP_H_
32