1 /*
2  * Copyright (C) 2018 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 ART_LIBELFFILE_ELF_XZ_UTILS_H_
18 #define ART_LIBELFFILE_ELF_XZ_UTILS_H_
19 
20 #include <vector>
21 
22 #include "base/array_ref.h"
23 #include "base/bit_utils.h"
24 
25 namespace art {
26 
27 constexpr size_t kXzDefaultBlockSize = 16 * KB;
28 
29 void XzCompress(ArrayRef<const uint8_t> src,
30                 std::vector<uint8_t>* dst,
31                 int level = 1 /* speed */,
32                 size_t block_size = kXzDefaultBlockSize);
33 
34 void XzDecompress(ArrayRef<const uint8_t> src, std::vector<uint8_t>* dst);
35 
36 }  // namespace art
37 
38 #endif  // ART_LIBELFFILE_ELF_XZ_UTILS_H_
39