xref: /freebsd/sys/contrib/zstd/lib/compress/zstd_compress_literals.h (revision 4e99f45480598189d49d45a825533a6c9e12f02c)
1 /*
2  * Copyright (c) 2016-2020, Yann Collet, Facebook, Inc.
3  * All rights reserved.
4  *
5  * This source code is licensed under both the BSD-style license (found in the
6  * LICENSE file in the root directory of this source tree) and the GPLv2 (found
7  * in the COPYING file in the root directory of this source tree).
8  * You may select, at your option, one of the above-listed licenses.
9  */
10 
11 #ifndef ZSTD_COMPRESS_LITERALS_H
12 #define ZSTD_COMPRESS_LITERALS_H
13 
14 #include "zstd_compress_internal.h" /* ZSTD_hufCTables_t, ZSTD_minGain() */
15 
16 
17 size_t ZSTD_noCompressLiterals (void* dst, size_t dstCapacity, const void* src, size_t srcSize);
18 
19 size_t ZSTD_compressRleLiteralsBlock (void* dst, size_t dstCapacity, const void* src, size_t srcSize);
20 
21 size_t ZSTD_compressLiterals (ZSTD_hufCTables_t const* prevHuf,
22                               ZSTD_hufCTables_t* nextHuf,
23                               ZSTD_strategy strategy, int disableLiteralCompression,
24                               void* dst, size_t dstCapacity,
25                         const void* src, size_t srcSize,
26                               void* entropyWorkspace, size_t entropyWorkspaceSize,
27                         const int bmi2);
28 
29 #endif /* ZSTD_COMPRESS_LITERALS_H */
30