2 * Copyright (c) Meta Platforms, Inc. and affiliates.
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.
14 #if defined (__cplusplus)
18 #include "zstd_compress_internal.h"
20 #if !defined(ZSTD_EXCLUDE_BTLAZY2_BLOCK_COMPRESSOR) \
21 || !defined(ZSTD_EXCLUDE_BTOPT_BLOCK_COMPRESSOR) \
22 || !defined(ZSTD_EXCLUDE_BTULTRA_BLOCK_COMPRESSOR)
23 /* used in ZSTD_loadDictionaryContent() */
24 void ZSTD_updateTree(ZSTD_matchState_t* ms, const BYTE* ip, const BYTE* iend);
27 #ifndef ZSTD_EXCLUDE_BTOPT_BLOCK_COMPRESSOR
28 size_t ZSTD_compressBlock_btopt(
29 ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM],
30 void const* src, size_t srcSize);
31 size_t ZSTD_compressBlock_btopt_dictMatchState(
32 ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM],
33 void const* src, size_t srcSize);
34 size_t ZSTD_compressBlock_btopt_extDict(
35 ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM],
36 void const* src, size_t srcSize);
38 #define ZSTD_COMPRESSBLOCK_BTOPT ZSTD_compressBlock_btopt
39 #define ZSTD_COMPRESSBLOCK_BTOPT_DICTMATCHSTATE ZSTD_compressBlock_btopt_dictMatchState
40 #define ZSTD_COMPRESSBLOCK_BTOPT_EXTDICT ZSTD_compressBlock_btopt_extDict
42 #define ZSTD_COMPRESSBLOCK_BTOPT NULL
43 #define ZSTD_COMPRESSBLOCK_BTOPT_DICTMATCHSTATE NULL
44 #define ZSTD_COMPRESSBLOCK_BTOPT_EXTDICT NULL
47 #ifndef ZSTD_EXCLUDE_BTULTRA_BLOCK_COMPRESSOR
48 size_t ZSTD_compressBlock_btultra(
49 ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM],
50 void const* src, size_t srcSize);
51 size_t ZSTD_compressBlock_btultra_dictMatchState(
52 ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM],
53 void const* src, size_t srcSize);
54 size_t ZSTD_compressBlock_btultra_extDict(
55 ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM],
56 void const* src, size_t srcSize);
58 /* note : no btultra2 variant for extDict nor dictMatchState,
59 * because btultra2 is not meant to work with dictionaries
60 * and is only specific for the first block (no prefix) */
61 size_t ZSTD_compressBlock_btultra2(
62 ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM],
63 void const* src, size_t srcSize);
65 #define ZSTD_COMPRESSBLOCK_BTULTRA ZSTD_compressBlock_btultra
66 #define ZSTD_COMPRESSBLOCK_BTULTRA_DICTMATCHSTATE ZSTD_compressBlock_btultra_dictMatchState
67 #define ZSTD_COMPRESSBLOCK_BTULTRA_EXTDICT ZSTD_compressBlock_btultra_extDict
68 #define ZSTD_COMPRESSBLOCK_BTULTRA2 ZSTD_compressBlock_btultra2
70 #define ZSTD_COMPRESSBLOCK_BTULTRA NULL
71 #define ZSTD_COMPRESSBLOCK_BTULTRA_DICTMATCHSTATE NULL
72 #define ZSTD_COMPRESSBLOCK_BTULTRA_EXTDICT NULL
73 #define ZSTD_COMPRESSBLOCK_BTULTRA2 NULL
76 #if defined (__cplusplus)
80 #endif /* ZSTD_OPT_H */