Mercurial > hgrepos > Python2 > PyMuPDF

annotate mupdf-source/thirdparty/brotli/c/common/shared_dictionary_internal.h @ 2:b50eed0cc0ef upstream

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ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4. The directory name has changed: no version number in the expanded directory now.
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:43:07 +0200
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1 /* Copyright 2017 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 /* (Transparent) Shared Dictionary definition. */
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9 #ifndef BROTLI_COMMON_SHARED_DICTIONARY_INTERNAL_H_
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10 #define BROTLI_COMMON_SHARED_DICTIONARY_INTERNAL_H_
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12 #include <brotli/shared_dictionary.h>
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13 #include <brotli/types.h>
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15 #include "dictionary.h"
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16 #include "transform.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 struct BrotliSharedDictionaryStruct {
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23 /* LZ77 prefixes (compound dictionary). */
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24 uint32_t num_prefix; /* max SHARED_BROTLI_MAX_COMPOUND_DICTS */
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25 size_t prefix_size[SHARED_BROTLI_MAX_COMPOUND_DICTS];
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26 const uint8_t* prefix[SHARED_BROTLI_MAX_COMPOUND_DICTS];
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28 /* If set, the context map is used to select word and transform list from 64
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29 contexts, if not set, the context map is not used and only words[0] and
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30 transforms[0] are to be used. */
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31 BROTLI_BOOL context_based;
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33 uint8_t context_map[SHARED_BROTLI_NUM_DICTIONARY_CONTEXTS];
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35 /* Amount of word_list+transform_list combinations. */
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36 uint8_t num_dictionaries;
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38 /* Must use num_dictionaries values. */
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39 const BrotliDictionary* words[SHARED_BROTLI_NUM_DICTIONARY_CONTEXTS];
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41 /* Must use num_dictionaries values. */
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42 const BrotliTransforms* transforms[SHARED_BROTLI_NUM_DICTIONARY_CONTEXTS];
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44 /* Amount of custom word lists. May be 0 if only Brotli's built-in is used */
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45 uint8_t num_word_lists;
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47 /* Contents of the custom words lists. Must be NULL if num_word_lists is 0. */
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48 BrotliDictionary* words_instances;
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50 /* Amount of custom transform lists. May be 0 if only Brotli's built-in is
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51 used */
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52 uint8_t num_transform_lists;
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54 /* Contents of the custom transform lists. Must be NULL if num_transform_lists
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55 is 0. */
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56 BrotliTransforms* transforms_instances;
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58 /* Concatenated prefix_suffix_maps of the custom transform lists. Must be NULL
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59 if num_transform_lists is 0. */
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60 uint16_t* prefix_suffix_maps;
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62 /* Memory management */
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63 brotli_alloc_func alloc_func;
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64 brotli_free_func free_func;
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65 void* memory_manager_opaque;
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66 };
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68 typedef struct BrotliSharedDictionaryStruct BrotliSharedDictionaryInternal;
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69 #define BrotliSharedDictionary BrotliSharedDictionaryInternal
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71 #if defined(__cplusplus) || defined(c_plusplus)
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72 } /* extern "C" */
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73 #endif
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75 #endif /* BROTLI_COMMON_SHARED_DICTIONARY_INTERNAL_H_ */