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?? .libs
?? backward_references.c(6.13 KB)
?? backward_references.dep(2.56 KB)
?? backward_references.h(1.18 KB)
?? backward_references.lo(303 B)
?? backward_references_hq.c(35.88 KB)
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?? bit_cost_inc.h(4.02 KB)
?? block_encoder_inc.h(1.11 KB)
?? block_splitter.c(7.16 KB)
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?? brotli_bit_stream.h(3.26 KB)
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?? cluster.c(1.42 KB)
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?? command.c(1 KB)
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?? command.h(6.77 KB)
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?? compound_dictionary.c(6.5 KB)
?? compound_dictionary.dep(543 B)
?? compound_dictionary.h(2.38 KB)
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?? compress_fragment.c(32.1 KB)
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?? compress_fragment.h(3.49 KB)
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?? compress_fragment_two_pass.c(26.18 KB)
?? compress_fragment_two_pass.dep(2.08 KB)
?? compress_fragment_two_pass.h(2.79 KB)
?? compress_fragment_two_pass.lo(317 B)
?? dictionary_hash.c(7.75 KB)
?? dictionary_hash.dep(537 B)
?? dictionary_hash.h(1.5 KB)
?? dictionary_hash.lo(295 B)
?? dictionary_hash_inc.h(143.28 KB)
?? encode.c(76.58 KB)
?? encode.dep(3.59 KB)
?? encode.lo(277 B)
?? encoder_dict.c(22.83 KB)
?? encoder_dict.dep(2.58 KB)
?? encoder_dict.h(4.9 KB)
?? encoder_dict.lo(289 B)
?? entropy_encode.c(14.23 KB)
?? entropy_encode.dep(531 B)
?? entropy_encode.h(3.96 KB)
?? entropy_encode.lo(293 B)
?? entropy_encode_static.h(32.37 KB)
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?? fast_log.dep(366 B)
?? fast_log.h(1.61 KB)
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?? find_match_length.h(2.12 KB)
?? hash.h(23.73 KB)
?? hash_base.h(1.34 KB)
?? hash_composite_inc.h(4.98 KB)
?? hash_forgetful_chain_inc.h(11.05 KB)
?? hash_longest_match64_inc.h(10.41 KB)
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?? hash_longest_match_inc.h(10.34 KB)
?? hash_longest_match_quickly_inc.h(9.26 KB)
?? hash_longest_match_simd_inc.h(11.48 KB)
?? hash_rolling_inc.h(7.06 KB)
?? hash_to_binary_tree_inc.h(12.77 KB)
?? histogram.c(3.18 KB)
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?? histogram_inc.h(1.37 KB)
?? literal_cost.c(5.74 KB)
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?? matching_tag_mask.h(2.29 KB)
?? memory.c(5.39 KB)
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?? memory.h(4.2 KB)
?? memory.lo(277 B)
?? metablock.c(26.07 KB)
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?? metablock_inc.h(7.46 KB)
?? params.h(1.14 KB)
?? prefix.h(1.9 KB)
?? quality.h(7.68 KB)
?? ringbuffer.h(5.83 KB)
?? state.h(3.01 KB)
?? static_dict.c(20.39 KB)
?? static_dict.dep(1.14 KB)
?? static_dict.h(1.19 KB)
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?? static_dict_lut.c(7.25 KB)
?? static_dict_lut.dep(685 B)
?? static_dict_lut.h(1.55 KB)
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?? static_dict_lut_inc.h(457.82 KB)
?? static_init.c(1.74 KB)
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?? utf8_util.c(2.22 KB)
?? utf8_util.dep(369 B)
?? utf8_util.h(878 B)
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?? write_bits.h(2.77 KB)

Editing: encoder_dict.h

Distributed under MIT license.
   See file LICENSE for detail or copy at https://opensource.org/licenses/MIT
*/

#ifndef BROTLI_ENC_ENCODER_DICT_H_
#define BROTLI_ENC_ENCODER_DICT_H_

#include "../common/dictionary.h"
#include <brotli/shared_dictionary.h>
#include "../common/platform.h"
#include "compound_dictionary.h"
#include "memory.h"
#include "static_dict_lut.h"

#if defined(__cplusplus) || defined(c_plusplus)
extern "C" {
#endif

/*
Dictionary hierarchy for Encoder:
-SharedEncoderDictionary
--CompoundDictionary
---PreparedDictionary [up to 15x]
   = prefix dictionary with precomputed hashes
--ContextualEncoderDictionary
---BrotliEncoderDictionary [up to 64x]
   = for each context, precomputed static dictionary with words + transforms

Dictionary hierarchy from common: similar, but without precomputed hashes
-BrotliSharedDictionary
--BrotliDictionary [up to 64x]
--BrotliTransforms [up to 64x]
--const uint8_t* prefix [up to 15x]: compound dictionaries
*/

typedef struct BrotliTrieNode {
  uint8_t single;  /* if 1, sub is a single node for c instead of 256 */
  uint8_t c;
  uint8_t len_;  /* untransformed length */
  uint32_t idx_;  /* word index + num words * transform index */
  uint32_t sub;  /* index of sub node(s) in the pool */
} BrotliTrieNode;

typedef struct BrotliTrie {
  BrotliTrieNode* pool;
  size_t pool_capacity;
  size_t pool_size;
  BrotliTrieNode root;
} BrotliTrie;

#if defined(BROTLI_EXPERIMENTAL)
BROTLI_INTERNAL const BrotliTrieNode* BrotliTrieSub(const BrotliTrie* trie,
    const BrotliTrieNode* node, uint8_t c);
#endif  /* BROTLI_EXPERIMENTAL */

/* Dictionary data (words and transforms) for 1 possible context */
typedef struct BrotliEncoderDictionary {
  const BrotliDictionary* words;
  uint32_t num_transforms;

/* cut off for fast encoder */
  uint32_t cutoffTransformsCount;
  uint64_t cutoffTransforms;

/* from dictionary_hash.h, for fast encoder */
  const uint16_t* hash_table_words;
  const uint8_t* hash_table_lengths;

/* from static_dict_lut.h, for slow encoder */
  const uint16_t* buckets;
  const DictWord* dict_words;
  /* Heavy version, for use by slow encoder when there are custom transforms.
     Contains every possible transformed dictionary word in a trie. It encodes
     about as fast as the non-heavy encoder but consumes a lot of memory and
     takes time to build. */
  BrotliTrie trie;
  BROTLI_BOOL has_words_heavy;

/* Reference to other dictionaries. */
  const struct ContextualEncoderDictionary* parent;

/* Allocated memory, used only when not using the Brotli defaults */
  uint16_t* hash_table_data_words_;
  uint8_t* hash_table_data_lengths_;
  size_t buckets_alloc_size_;
  uint16_t* buckets_data_;
  size_t dict_words_alloc_size_;
  DictWord* dict_words_data_;
  BrotliDictionary* words_instance_;
} BrotliEncoderDictionary;

/* Dictionary data for all 64 contexts */
typedef struct ContextualEncoderDictionary {
  BROTLI_BOOL context_based;
  uint8_t num_dictionaries;
  uint8_t context_map[SHARED_BROTLI_NUM_DICTIONARY_CONTEXTS];
  const BrotliEncoderDictionary* dict[SHARED_BROTLI_NUM_DICTIONARY_CONTEXTS];

/* If num_instances_ is 1, instance_ is used, else dynamic allocation with
     instances_ is used. */
  size_t num_instances_;
  BrotliEncoderDictionary instance_;
  BrotliEncoderDictionary* instances_;
} ContextualEncoderDictionary;

typedef struct SharedEncoderDictionary {
  /* Magic value to distinguish this struct from PreparedDictionary for
     certain external usages. */
  uint32_t magic;

/* LZ77 prefix, compound dictionary */
  CompoundDictionary compound;

/* Custom static dictionary (optionally context-based) */
  ContextualEncoderDictionary contextual;

/* The maximum quality the dictionary was computed for */
  int max_quality;
} SharedEncoderDictionary;

typedef struct ManagedDictionary {
  uint32_t magic;
  MemoryManager memory_manager_;
  uint32_t* dictionary;
} ManagedDictionary;

/* Initializes to the brotli built-in dictionary */
BROTLI_INTERNAL void BrotliInitSharedEncoderDictionary(
    SharedEncoderDictionary* dict);

#if defined(BROTLI_EXPERIMENTAL)
/* Initializes to shared dictionary that will be parsed from
   encoded_dict. Requires that you keep the encoded_dict buffer
   around, parts of data will point to it. */
BROTLI_INTERNAL BROTLI_BOOL BrotliInitCustomSharedEncoderDictionary(
    MemoryManager* m, const uint8_t* encoded_dict, size_t size,
    int quality, SharedEncoderDictionary* dict);
#endif  /* BROTLI_EXPERIMENTAL */

BROTLI_INTERNAL void BrotliCleanupSharedEncoderDictionary(
    MemoryManager* m, SharedEncoderDictionary* dict);

BROTLI_INTERNAL ManagedDictionary* BrotliCreateManagedDictionary(
    brotli_alloc_func alloc_func, brotli_free_func free_func, void* opaque);

BROTLI_INTERNAL void BrotliDestroyManagedDictionary(
    ManagedDictionary* dictionary);

#if defined(__cplusplus) || defined(c_plusplus)
}  /* extern "C" */
#endif

#endif  /* BROTLI_ENC_ENCODER_DICT_H_ */

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