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1 | // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- |
2 | // vim: ts=8 sw=2 smarttab | |
3 | /* | |
4 | * Ceph - scalable distributed file system | |
5 | * | |
6 | * Copyright (C) 2015 Mirantis, Inc. | |
7 | * | |
8 | * Author: Alyona Kiseleva <akiselyova@mirantis.com> | |
9 | * | |
10 | * This library is free software; you can redistribute it and/or | |
11 | * modify it under the terms of the GNU Lesser General Public | |
12 | * License as published by the Free Software Foundation; either | |
13 | * version 2.1 of the License, or (at your option) any later version. | |
14 | * | |
15 | */ | |
16 | ||
17 | #ifndef CEPH_COMPRESSION_ZLIB_H | |
18 | #define CEPH_COMPRESSION_ZLIB_H | |
19 | ||
20 | #include "compressor/Compressor.h" | |
21 | ||
22 | class ZlibCompressor : public Compressor { | |
23 | bool isal_enabled; | |
24 | public: | |
25 | ZlibCompressor(bool isal) : Compressor(COMP_ALG_ZLIB, "zlib"), isal_enabled(isal) {} | |
26 | ||
27 | int compress(const bufferlist &in, bufferlist &out) override; | |
28 | int decompress(const bufferlist &in, bufferlist &out) override; | |
29 | int decompress(bufferlist::iterator &p, size_t compressed_len, bufferlist &out) override; | |
30 | private: | |
31 | int zlib_compress(const bufferlist &in, bufferlist &out); | |
32 | int isal_compress(const bufferlist &in, bufferlist &out); | |
33 | }; | |
34 | ||
35 | ||
36 | #endif |