xref: /src/sys/contrib/openzfs/module/zstd/lib/compress/zstd_double_fast.h (revision 8e28d84935f2f0ee081d44f9803f3052b960e50b)
1 // SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0-only
2 /*
3  * Copyright (c) 2016-2020, Yann Collet, Facebook, Inc.
4  * All rights reserved.
5  *
6  * This source code is licensed under both the BSD-style license (found in the
7  * LICENSE file in the root directory of this source tree) and the GPLv2 (found
8  * in the COPYING file in the root directory of this source tree).
9  * You may select, at your option, one of the above-listed licenses.
10  */
11 
12 #ifndef ZSTD_DOUBLE_FAST_H
13 #define ZSTD_DOUBLE_FAST_H
14 
15 #if defined (__cplusplus)
16 extern "C" {
17 #endif
18 
19 #include "../common/mem.h"      /* U32 */
20 #include "zstd_compress_internal.h"     /* ZSTD_CCtx, size_t */
21 
22 void ZSTD_fillDoubleHashTable(ZSTD_matchState_t* ms,
23                               void const* end, ZSTD_dictTableLoadMethod_e dtlm);
24 size_t ZSTD_compressBlock_doubleFast(
25         ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM],
26         void const* src, size_t srcSize);
27 size_t ZSTD_compressBlock_doubleFast_dictMatchState(
28         ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM],
29         void const* src, size_t srcSize);
30 size_t ZSTD_compressBlock_doubleFast_extDict(
31         ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM],
32         void const* src, size_t srcSize);
33 
34 
35 #if defined (__cplusplus)
36 }
37 #endif
38 
39 #endif /* ZSTD_DOUBLE_FAST_H */
40