1 /* SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause */ 2 /* 3 * Copyright (c) Meta Platforms, Inc. and affiliates. 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_OPT_H 13 #define ZSTD_OPT_H 14 15 #include "zstd_compress_internal.h" 16 17 #if !defined(ZSTD_EXCLUDE_BTLAZY2_BLOCK_COMPRESSOR) \ 18 || !defined(ZSTD_EXCLUDE_BTOPT_BLOCK_COMPRESSOR) \ 19 || !defined(ZSTD_EXCLUDE_BTULTRA_BLOCK_COMPRESSOR) 20 /* used in ZSTD_loadDictionaryContent() */ 21 void ZSTD_updateTree(ZSTD_MatchState_t* ms, const BYTE* ip, const BYTE* iend); 22 #endif 23 24 #ifndef ZSTD_EXCLUDE_BTOPT_BLOCK_COMPRESSOR 25 size_t ZSTD_compressBlock_btopt( 26 ZSTD_MatchState_t* ms, SeqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], 27 void const* src, size_t srcSize); 28 size_t ZSTD_compressBlock_btopt_dictMatchState( 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_extDict( 32 ZSTD_MatchState_t* ms, SeqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], 33 void const* src, size_t srcSize); 34 35 #define ZSTD_COMPRESSBLOCK_BTOPT ZSTD_compressBlock_btopt 36 #define ZSTD_COMPRESSBLOCK_BTOPT_DICTMATCHSTATE ZSTD_compressBlock_btopt_dictMatchState 37 #define ZSTD_COMPRESSBLOCK_BTOPT_EXTDICT ZSTD_compressBlock_btopt_extDict 38 #else 39 #define ZSTD_COMPRESSBLOCK_BTOPT NULL 40 #define ZSTD_COMPRESSBLOCK_BTOPT_DICTMATCHSTATE NULL 41 #define ZSTD_COMPRESSBLOCK_BTOPT_EXTDICT NULL 42 #endif 43 44 #ifndef ZSTD_EXCLUDE_BTULTRA_BLOCK_COMPRESSOR 45 size_t ZSTD_compressBlock_btultra( 46 ZSTD_MatchState_t* ms, SeqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], 47 void const* src, size_t srcSize); 48 size_t ZSTD_compressBlock_btultra_dictMatchState( 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_extDict( 52 ZSTD_MatchState_t* ms, SeqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], 53 void const* src, size_t srcSize); 54 55 /* note : no btultra2 variant for extDict nor dictMatchState, 56 * because btultra2 is not meant to work with dictionaries 57 * and is only specific for the first block (no prefix) */ 58 size_t ZSTD_compressBlock_btultra2( 59 ZSTD_MatchState_t* ms, SeqStore_t* seqStore, U32 rep[ZSTD_REP_NUM], 60 void const* src, size_t srcSize); 61 62 #define ZSTD_COMPRESSBLOCK_BTULTRA ZSTD_compressBlock_btultra 63 #define ZSTD_COMPRESSBLOCK_BTULTRA_DICTMATCHSTATE ZSTD_compressBlock_btultra_dictMatchState 64 #define ZSTD_COMPRESSBLOCK_BTULTRA_EXTDICT ZSTD_compressBlock_btultra_extDict 65 #define ZSTD_COMPRESSBLOCK_BTULTRA2 ZSTD_compressBlock_btultra2 66 #else 67 #define ZSTD_COMPRESSBLOCK_BTULTRA NULL 68 #define ZSTD_COMPRESSBLOCK_BTULTRA_DICTMATCHSTATE NULL 69 #define ZSTD_COMPRESSBLOCK_BTULTRA_EXTDICT NULL 70 #define ZSTD_COMPRESSBLOCK_BTULTRA2 NULL 71 #endif 72 73 #endif /* ZSTD_OPT_H */ 74