1/* Copyright 2017 Google Inc. All Rights Reserved.
2
3   Distributed under MIT license.
4   See file LICENSE for detail or copy at https://opensource.org/licenses/MIT
5*/
6
7#ifndef BROTLI_ENC_ENCODER_DICT_H_
8#define BROTLI_ENC_ENCODER_DICT_H_
9
10#include "../common/dictionary.h"
11#include "../common/platform.h"
12#include <brotli/types.h>
13#include "./static_dict_lut.h"
14
15#if defined(__cplusplus) || defined(c_plusplus)
16extern "C" {
17#endif
18
19/* Dictionary data (words and transforms) for 1 possible context */
20typedef struct BrotliEncoderDictionary {
21  const BrotliDictionary* words;
22  uint32_t num_transforms;
23
24  /* cut off for fast encoder */
25  uint32_t cutoffTransformsCount;
26  uint64_t cutoffTransforms;
27
28  /* from dictionary_hash.h, for fast encoder */
29  const uint16_t* hash_table_words;
30  const uint8_t* hash_table_lengths;
31
32  /* from static_dict_lut.h, for slow encoder */
33  const uint16_t* buckets;
34  const DictWord* dict_words;
35} BrotliEncoderDictionary;
36
37BROTLI_INTERNAL void BrotliInitEncoderDictionary(BrotliEncoderDictionary* dict);
38
39#if defined(__cplusplus) || defined(c_plusplus)
40}  /* extern "C" */
41#endif
42
43#endif  /* BROTLI_ENC_ENCODER_DICT_H_ */
44