annotate mupdf-source/thirdparty/brotli/c/enc/static_dict.h @ 46:7ee69f120f19 default tip

>>>>> tag v1.26.5+1 for changeset b74429b0f5c4
author Franz Glasner <fzglas.hg@dom66.de>
date Sat, 11 Oct 2025 17:17:30 +0200
parents b50eed0cc0ef
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1 /* Copyright 2013 Google Inc. All Rights Reserved.
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3 Distributed under MIT license.
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4 See file LICENSE for detail or copy at https://opensource.org/licenses/MIT
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5 */
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7 /* Class to model the static dictionary. */
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9 #ifndef BROTLI_ENC_STATIC_DICT_H_
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10 #define BROTLI_ENC_STATIC_DICT_H_
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12 #include <brotli/types.h>
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14 #include "../common/dictionary.h"
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15 #include "../common/platform.h"
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16 #include "encoder_dict.h"
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18 #if defined(__cplusplus) || defined(c_plusplus)
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19 extern "C" {
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20 #endif
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22 #define BROTLI_MAX_STATIC_DICTIONARY_MATCH_LEN 37
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23 static const uint32_t kInvalidMatch = 0xFFFFFFF;
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25 /* Matches data against static dictionary words, and for each length l,
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26 for which a match is found, updates matches[l] to be the minimum possible
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27 (distance << 5) + len_code.
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28 Returns 1 if matches have been found, otherwise 0.
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29 Prerequisites:
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30 matches array is at least BROTLI_MAX_STATIC_DICTIONARY_MATCH_LEN + 1 long
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31 all elements are initialized to kInvalidMatch */
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32 BROTLI_INTERNAL BROTLI_BOOL BrotliFindAllStaticDictionaryMatches(
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33 const BrotliEncoderDictionary* dictionary,
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34 const uint8_t* data, size_t min_length, size_t max_length,
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35 uint32_t* matches);
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37 #if defined(__cplusplus) || defined(c_plusplus)
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38 } /* extern "C" */
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39 #endif
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41 #endif /* BROTLI_ENC_STATIC_DICT_H_ */