Book a Demo!
CoCalc Logo Icon
StoreFeaturesDocsShareSupportNewsAboutPoliciesSign UpSign In
Kitware
GitHub Repository: Kitware/CMake
 Path: blob/master/Utilities/cmzstd/lib/compress/zstd_opt.h
5024 views
1
/*

2
 * Copyright (c) Meta Platforms, Inc. and affiliates.

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_OPT_H

12
#define ZSTD_OPT_H

13


14
#include "zstd_compress_internal.h"

15


16
#if !defined(ZSTD_EXCLUDE_BTLAZY2_BLOCK_COMPRESSOR) \

17
 || !defined(ZSTD_EXCLUDE_BTOPT_BLOCK_COMPRESSOR) \

18
 || !defined(ZSTD_EXCLUDE_BTULTRA_BLOCK_COMPRESSOR)

19
/* used in ZSTD_loadDictionaryContent() */

20
void ZSTD_updateTree(ZSTD_MatchState_t* ms, const BYTE* ip, const BYTE* iend);

21
#endif

22


23
#ifndef ZSTD_EXCLUDE_BTOPT_BLOCK_COMPRESSOR

24
size_t ZSTD_compressBlock_btopt(

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_btopt_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_btopt_extDict(

31
        ZSTD_MatchState_t* ms, SeqStore_t* seqStore, U32 rep[ZSTD_REP_NUM],

32
        void const* src, size_t srcSize);

33


34
#define ZSTD_COMPRESSBLOCK_BTOPT ZSTD_compressBlock_btopt

35
#define ZSTD_COMPRESSBLOCK_BTOPT_DICTMATCHSTATE ZSTD_compressBlock_btopt_dictMatchState

36
#define ZSTD_COMPRESSBLOCK_BTOPT_EXTDICT ZSTD_compressBlock_btopt_extDict

37
#else

38
#define ZSTD_COMPRESSBLOCK_BTOPT NULL

39
#define ZSTD_COMPRESSBLOCK_BTOPT_DICTMATCHSTATE NULL

40
#define ZSTD_COMPRESSBLOCK_BTOPT_EXTDICT NULL

41
#endif

42


43
#ifndef ZSTD_EXCLUDE_BTULTRA_BLOCK_COMPRESSOR

44
size_t ZSTD_compressBlock_btultra(

45
        ZSTD_MatchState_t* ms, SeqStore_t* seqStore, U32 rep[ZSTD_REP_NUM],

46
        void const* src, size_t srcSize);

47
size_t ZSTD_compressBlock_btultra_dictMatchState(

48
        ZSTD_MatchState_t* ms, SeqStore_t* seqStore, U32 rep[ZSTD_REP_NUM],

49
        void const* src, size_t srcSize);

50
size_t ZSTD_compressBlock_btultra_extDict(

51
        ZSTD_MatchState_t* ms, SeqStore_t* seqStore, U32 rep[ZSTD_REP_NUM],

52
        void const* src, size_t srcSize);

53


54
        /* note : no btultra2 variant for extDict nor dictMatchState,

55
         * because btultra2 is not meant to work with dictionaries

56
         * and is only specific for the first block (no prefix) */

57
size_t ZSTD_compressBlock_btultra2(

58
        ZSTD_MatchState_t* ms, SeqStore_t* seqStore, U32 rep[ZSTD_REP_NUM],

59
        void const* src, size_t srcSize);

60


61
#define ZSTD_COMPRESSBLOCK_BTULTRA ZSTD_compressBlock_btultra

62
#define ZSTD_COMPRESSBLOCK_BTULTRA_DICTMATCHSTATE ZSTD_compressBlock_btultra_dictMatchState

63
#define ZSTD_COMPRESSBLOCK_BTULTRA_EXTDICT ZSTD_compressBlock_btultra_extDict

64
#define ZSTD_COMPRESSBLOCK_BTULTRA2 ZSTD_compressBlock_btultra2

65
#else

66
#define ZSTD_COMPRESSBLOCK_BTULTRA NULL

67
#define ZSTD_COMPRESSBLOCK_BTULTRA_DICTMATCHSTATE NULL

68
#define ZSTD_COMPRESSBLOCK_BTULTRA_EXTDICT NULL

69
#define ZSTD_COMPRESSBLOCK_BTULTRA2 NULL

70
#endif

71


72
#endif /* ZSTD_OPT_H */

73


74