| 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_LAZY_H |
| 12 | #define ZSTD_LAZY_H |
| 13 | |
| 14 | #if defined (__cplusplus) |
| 15 | extern "C" { |
| 16 | #endif |
| 17 | |
| 18 | #include "zstd_compress_internal.h" |
| 19 | |
| 20 | /** |
| 21 | * Dedicated Dictionary Search Structure bucket log. In the |
| 22 | * ZSTD_dedicatedDictSearch mode, the hashTable has |
| 23 | * 2 ** ZSTD_LAZY_DDSS_BUCKET_LOG entries in each bucket, rather than just |
| 24 | * one. |
| 25 | */ |
| 26 | #define ZSTD_LAZY_DDSS_BUCKET_LOG 2 |
| 27 | |
| 28 | #define ZSTD_ROW_HASH_TAG_BITS 8 /* nb bits to use for the tag */ |
| 29 | |
| 30 | #if !defined(ZSTD_EXCLUDE_GREEDY_BLOCK_COMPRESSOR) \ |
| 31 | || !defined(ZSTD_EXCLUDE_LAZY_BLOCK_COMPRESSOR) \ |
| 32 | || !defined(ZSTD_EXCLUDE_LAZY2_BLOCK_COMPRESSOR) \ |
| 33 | || !defined(ZSTD_EXCLUDE_BTLAZY2_BLOCK_COMPRESSOR) |
| 34 | U32 ZSTD_insertAndFindFirstIndex(ZSTD_matchState_t* ms, const BYTE* ip); |
| 35 | void ZSTD_row_update(ZSTD_matchState_t* const ms, const BYTE* ip); |
| 36 | |
| 37 | void ZSTD_dedicatedDictSearch_lazy_loadDictionary(ZSTD_matchState_t* ms, const BYTE* const ip); |
| 38 | |
| 39 | void ZSTD_preserveUnsortedMark (U32* const table, U32 const size, U32 const reducerValue); /*! used in ZSTD_reduceIndex(). preemptively increase value of ZSTD_DUBT_UNSORTED_MARK */ |
| 40 | #endif |
| 41 | |
| 42 | #ifndef ZSTD_EXCLUDE_GREEDY_BLOCK_COMPRESSOR |
| 43 | size_t ZSTD_compressBlock_greedy( |
| 44 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 45 | void const* src, size_t srcSize); |
| 46 | size_t ZSTD_compressBlock_greedy_row( |
| 47 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 48 | void const* src, size_t srcSize); |
| 49 | size_t ZSTD_compressBlock_greedy_dictMatchState( |
| 50 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 51 | void const* src, size_t srcSize); |
| 52 | size_t ZSTD_compressBlock_greedy_dictMatchState_row( |
| 53 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 54 | void const* src, size_t srcSize); |
| 55 | size_t ZSTD_compressBlock_greedy_dedicatedDictSearch( |
| 56 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 57 | void const* src, size_t srcSize); |
| 58 | size_t ZSTD_compressBlock_greedy_dedicatedDictSearch_row( |
| 59 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 60 | void const* src, size_t srcSize); |
| 61 | size_t ZSTD_compressBlock_greedy_extDict( |
| 62 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 63 | void const* src, size_t srcSize); |
| 64 | size_t ZSTD_compressBlock_greedy_extDict_row( |
| 65 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 66 | void const* src, size_t srcSize); |
| 67 | |
| 68 | #define ZSTD_COMPRESSBLOCK_GREEDY ZSTD_compressBlock_greedy |
| 69 | #define ZSTD_COMPRESSBLOCK_GREEDY_ROW ZSTD_compressBlock_greedy_row |
| 70 | #define ZSTD_COMPRESSBLOCK_GREEDY_DICTMATCHSTATE ZSTD_compressBlock_greedy_dictMatchState |
| 71 | #define ZSTD_COMPRESSBLOCK_GREEDY_DICTMATCHSTATE_ROW ZSTD_compressBlock_greedy_dictMatchState_row |
| 72 | #define ZSTD_COMPRESSBLOCK_GREEDY_DEDICATEDDICTSEARCH ZSTD_compressBlock_greedy_dedicatedDictSearch |
| 73 | #define ZSTD_COMPRESSBLOCK_GREEDY_DEDICATEDDICTSEARCH_ROW ZSTD_compressBlock_greedy_dedicatedDictSearch_row |
| 74 | #define ZSTD_COMPRESSBLOCK_GREEDY_EXTDICT ZSTD_compressBlock_greedy_extDict |
| 75 | #define ZSTD_COMPRESSBLOCK_GREEDY_EXTDICT_ROW ZSTD_compressBlock_greedy_extDict_row |
| 76 | #else |
| 77 | #define ZSTD_COMPRESSBLOCK_GREEDY NULL |
| 78 | #define ZSTD_COMPRESSBLOCK_GREEDY_ROW NULL |
| 79 | #define ZSTD_COMPRESSBLOCK_GREEDY_DICTMATCHSTATE NULL |
| 80 | #define ZSTD_COMPRESSBLOCK_GREEDY_DICTMATCHSTATE_ROW NULL |
| 81 | #define ZSTD_COMPRESSBLOCK_GREEDY_DEDICATEDDICTSEARCH NULL |
| 82 | #define ZSTD_COMPRESSBLOCK_GREEDY_DEDICATEDDICTSEARCH_ROW NULL |
| 83 | #define ZSTD_COMPRESSBLOCK_GREEDY_EXTDICT NULL |
| 84 | #define ZSTD_COMPRESSBLOCK_GREEDY_EXTDICT_ROW NULL |
| 85 | #endif |
| 86 | |
| 87 | #ifndef ZSTD_EXCLUDE_LAZY_BLOCK_COMPRESSOR |
| 88 | size_t ZSTD_compressBlock_lazy( |
| 89 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 90 | void const* src, size_t srcSize); |
| 91 | size_t ZSTD_compressBlock_lazy_row( |
| 92 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 93 | void const* src, size_t srcSize); |
| 94 | size_t ZSTD_compressBlock_lazy_dictMatchState( |
| 95 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 96 | void const* src, size_t srcSize); |
| 97 | size_t ZSTD_compressBlock_lazy_dictMatchState_row( |
| 98 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 99 | void const* src, size_t srcSize); |
| 100 | size_t ZSTD_compressBlock_lazy_dedicatedDictSearch( |
| 101 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 102 | void const* src, size_t srcSize); |
| 103 | size_t ZSTD_compressBlock_lazy_dedicatedDictSearch_row( |
| 104 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 105 | void const* src, size_t srcSize); |
| 106 | size_t ZSTD_compressBlock_lazy_extDict( |
| 107 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 108 | void const* src, size_t srcSize); |
| 109 | size_t ZSTD_compressBlock_lazy_extDict_row( |
| 110 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 111 | void const* src, size_t srcSize); |
| 112 | |
| 113 | #define ZSTD_COMPRESSBLOCK_LAZY ZSTD_compressBlock_lazy |
| 114 | #define ZSTD_COMPRESSBLOCK_LAZY_ROW ZSTD_compressBlock_lazy_row |
| 115 | #define ZSTD_COMPRESSBLOCK_LAZY_DICTMATCHSTATE ZSTD_compressBlock_lazy_dictMatchState |
| 116 | #define ZSTD_COMPRESSBLOCK_LAZY_DICTMATCHSTATE_ROW ZSTD_compressBlock_lazy_dictMatchState_row |
| 117 | #define ZSTD_COMPRESSBLOCK_LAZY_DEDICATEDDICTSEARCH ZSTD_compressBlock_lazy_dedicatedDictSearch |
| 118 | #define ZSTD_COMPRESSBLOCK_LAZY_DEDICATEDDICTSEARCH_ROW ZSTD_compressBlock_lazy_dedicatedDictSearch_row |
| 119 | #define ZSTD_COMPRESSBLOCK_LAZY_EXTDICT ZSTD_compressBlock_lazy_extDict |
| 120 | #define ZSTD_COMPRESSBLOCK_LAZY_EXTDICT_ROW ZSTD_compressBlock_lazy_extDict_row |
| 121 | #else |
| 122 | #define ZSTD_COMPRESSBLOCK_LAZY NULL |
| 123 | #define ZSTD_COMPRESSBLOCK_LAZY_ROW NULL |
| 124 | #define ZSTD_COMPRESSBLOCK_LAZY_DICTMATCHSTATE NULL |
| 125 | #define ZSTD_COMPRESSBLOCK_LAZY_DICTMATCHSTATE_ROW NULL |
| 126 | #define ZSTD_COMPRESSBLOCK_LAZY_DEDICATEDDICTSEARCH NULL |
| 127 | #define ZSTD_COMPRESSBLOCK_LAZY_DEDICATEDDICTSEARCH_ROW NULL |
| 128 | #define ZSTD_COMPRESSBLOCK_LAZY_EXTDICT NULL |
| 129 | #define ZSTD_COMPRESSBLOCK_LAZY_EXTDICT_ROW NULL |
| 130 | #endif |
| 131 | |
| 132 | #ifndef ZSTD_EXCLUDE_LAZY2_BLOCK_COMPRESSOR |
| 133 | size_t ZSTD_compressBlock_lazy2( |
| 134 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 135 | void const* src, size_t srcSize); |
| 136 | size_t ZSTD_compressBlock_lazy2_row( |
| 137 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 138 | void const* src, size_t srcSize); |
| 139 | size_t ZSTD_compressBlock_lazy2_dictMatchState( |
| 140 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 141 | void const* src, size_t srcSize); |
| 142 | size_t ZSTD_compressBlock_lazy2_dictMatchState_row( |
| 143 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 144 | void const* src, size_t srcSize); |
| 145 | size_t ZSTD_compressBlock_lazy2_dedicatedDictSearch( |
| 146 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 147 | void const* src, size_t srcSize); |
| 148 | size_t ZSTD_compressBlock_lazy2_dedicatedDictSearch_row( |
| 149 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 150 | void const* src, size_t srcSize); |
| 151 | size_t ZSTD_compressBlock_lazy2_extDict( |
| 152 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 153 | void const* src, size_t srcSize); |
| 154 | size_t ZSTD_compressBlock_lazy2_extDict_row( |
| 155 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 156 | void const* src, size_t srcSize); |
| 157 | |
| 158 | #define ZSTD_COMPRESSBLOCK_LAZY2 ZSTD_compressBlock_lazy2 |
| 159 | #define ZSTD_COMPRESSBLOCK_LAZY2_ROW ZSTD_compressBlock_lazy2_row |
| 160 | #define ZSTD_COMPRESSBLOCK_LAZY2_DICTMATCHSTATE ZSTD_compressBlock_lazy2_dictMatchState |
| 161 | #define ZSTD_COMPRESSBLOCK_LAZY2_DICTMATCHSTATE_ROW ZSTD_compressBlock_lazy2_dictMatchState_row |
| 162 | #define ZSTD_COMPRESSBLOCK_LAZY2_DEDICATEDDICTSEARCH ZSTD_compressBlock_lazy2_dedicatedDictSearch |
| 163 | #define ZSTD_COMPRESSBLOCK_LAZY2_DEDICATEDDICTSEARCH_ROW ZSTD_compressBlock_lazy2_dedicatedDictSearch_row |
| 164 | #define ZSTD_COMPRESSBLOCK_LAZY2_EXTDICT ZSTD_compressBlock_lazy2_extDict |
| 165 | #define ZSTD_COMPRESSBLOCK_LAZY2_EXTDICT_ROW ZSTD_compressBlock_lazy2_extDict_row |
| 166 | #else |
| 167 | #define ZSTD_COMPRESSBLOCK_LAZY2 NULL |
| 168 | #define ZSTD_COMPRESSBLOCK_LAZY2_ROW NULL |
| 169 | #define ZSTD_COMPRESSBLOCK_LAZY2_DICTMATCHSTATE NULL |
| 170 | #define ZSTD_COMPRESSBLOCK_LAZY2_DICTMATCHSTATE_ROW NULL |
| 171 | #define ZSTD_COMPRESSBLOCK_LAZY2_DEDICATEDDICTSEARCH NULL |
| 172 | #define ZSTD_COMPRESSBLOCK_LAZY2_DEDICATEDDICTSEARCH_ROW NULL |
| 173 | #define ZSTD_COMPRESSBLOCK_LAZY2_EXTDICT NULL |
| 174 | #define ZSTD_COMPRESSBLOCK_LAZY2_EXTDICT_ROW NULL |
| 175 | #endif |
| 176 | |
| 177 | #ifndef ZSTD_EXCLUDE_BTLAZY2_BLOCK_COMPRESSOR |
| 178 | size_t ZSTD_compressBlock_btlazy2( |
| 179 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 180 | void const* src, size_t srcSize); |
| 181 | size_t ZSTD_compressBlock_btlazy2_dictMatchState( |
| 182 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 183 | void const* src, size_t srcSize); |
| 184 | size_t ZSTD_compressBlock_btlazy2_extDict( |
| 185 | ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], |
| 186 | void const* src, size_t srcSize); |
| 187 | |
| 188 | #define ZSTD_COMPRESSBLOCK_BTLAZY2 ZSTD_compressBlock_btlazy2 |
| 189 | #define ZSTD_COMPRESSBLOCK_BTLAZY2_DICTMATCHSTATE ZSTD_compressBlock_btlazy2_dictMatchState |
| 190 | #define ZSTD_COMPRESSBLOCK_BTLAZY2_EXTDICT ZSTD_compressBlock_btlazy2_extDict |
| 191 | #else |
| 192 | #define ZSTD_COMPRESSBLOCK_BTLAZY2 NULL |
| 193 | #define ZSTD_COMPRESSBLOCK_BTLAZY2_DICTMATCHSTATE NULL |
| 194 | #define ZSTD_COMPRESSBLOCK_BTLAZY2_EXTDICT NULL |
| 195 | #endif |
| 196 | |
| 197 | |
| 198 | #if defined (__cplusplus) |
| 199 | } |
| 200 | #endif |
| 201 | |
| 202 | #endif /* ZSTD_LAZY_H */ |