chromium/third_party/zstd/src/lib/compress/zstd_double_fast.c

/*
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 * All rights reserved.
 *
 * This source code is licensed under both the BSD-style license (found in the
 * LICENSE file in the root directory of this source tree) and the GPLv2 (found
 * in the COPYING file in the root directory of this source tree).
 * You may select, at your option, one of the above-listed licenses.
 */

#include "zstd_compress_internal.h"
#include "zstd_double_fast.h"

#ifndef ZSTD_EXCLUDE_DFAST_BLOCK_COMPRESSOR

static
ZSTD_ALLOW_POINTER_OVERFLOW_ATTR
void ZSTD_fillDoubleHashTableForCDict(ZSTD_matchState_t* ms,
                              void const* end, ZSTD_dictTableLoadMethod_e dtlm)
{ … }

static
ZSTD_ALLOW_POINTER_OVERFLOW_ATTR
void ZSTD_fillDoubleHashTableForCCtx(ZSTD_matchState_t* ms,
                              void const* end, ZSTD_dictTableLoadMethod_e dtlm)
{ … }

void ZSTD_fillDoubleHashTable(ZSTD_matchState_t* ms,
                        const void* const end,
                        ZSTD_dictTableLoadMethod_e dtlm,
                        ZSTD_tableFillPurpose_e tfp)
{ … }


FORCE_INLINE_TEMPLATE
ZSTD_ALLOW_POINTER_OVERFLOW_ATTR
size_t ZSTD_compressBlock_doubleFast_noDict_generic(
        ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM],
        void const* src, size_t srcSize, U32 const mls /* template */)
{ … }


FORCE_INLINE_TEMPLATE
ZSTD_ALLOW_POINTER_OVERFLOW_ATTR
size_t ZSTD_compressBlock_doubleFast_dictMatchState_generic(
        ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM],
        void const* src, size_t srcSize,
        U32 const mls /* template */)
{ … }

#define ZSTD_GEN_DFAST_FN(dictMode, mls) …

ZSTD_GEN_DFAST_FN(…)
ZSTD_GEN_DFAST_FN(…)
ZSTD_GEN_DFAST_FN(…)
ZSTD_GEN_DFAST_FN(…)

ZSTD_GEN_DFAST_FN(…)
ZSTD_GEN_DFAST_FN(…)
ZSTD_GEN_DFAST_FN(…)
ZSTD_GEN_DFAST_FN(…)


size_t ZSTD_compressBlock_doubleFast(
        ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM],
        void const* src, size_t srcSize)
{ … }


size_t ZSTD_compressBlock_doubleFast_dictMatchState(
        ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM],
        void const* src, size_t srcSize)
{ … }


static
ZSTD_ALLOW_POINTER_OVERFLOW_ATTR
size_t ZSTD_compressBlock_doubleFast_extDict_generic(
        ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM],
        void const* src, size_t srcSize,
        U32 const mls /* template */)
{ … }

ZSTD_GEN_DFAST_FN(…)
ZSTD_GEN_DFAST_FN(…)
ZSTD_GEN_DFAST_FN(…)
ZSTD_GEN_DFAST_FN(…)

size_t ZSTD_compressBlock_doubleFast_extDict(
        ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM],
        void const* src, size_t srcSize)
{ … }

#endif /* ZSTD_EXCLUDE_DFAST_BLOCK_COMPRESSOR */