| 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 | #if defined (__cplusplus) |
| 15 | extern "C" { |
| 16 | #endif |
| 17 | |
| 18 | #include "zstd_compress_internal.h" |
| 19 | |
| 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); |
| 25 | #endif |
| 26 | |
| 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); |
| 37 | |
| 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 |
| 41 | #else |
| 42 | #define ZSTD_COMPRESSBLOCK_BTOPT NULL |
| 43 | #define ZSTD_COMPRESSBLOCK_BTOPT_DICTMATCHSTATE NULL |
| 44 | #define ZSTD_COMPRESSBLOCK_BTOPT_EXTDICT NULL |
| 45 | #endif |
| 46 | |
| 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); |
| 57 | |
| 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); |
| 64 | |
| 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 |
| 69 | #else |
| 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 |
| 74 | #endif |
| 75 | |
| 76 | #if defined (__cplusplus) |
| 77 | } |
| 78 | #endif |
| 79 | |
| 80 | #endif /* ZSTD_OPT_H */ |