Mercurial > hgrepos > Python2 > PyMuPDF

annotate mupdf-source/thirdparty/extract/src/astring.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 #ifndef ARTIFEX_EXTRACT_AUTOSTRING_XML
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2 #define ARTIFEX_EXTRACT_AUTOSTRING_XML
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4 #include "extract/alloc.h"
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6 /* Only for internal use by extract code. */
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8 /* A simple string struct that reallocs as required. */
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9 typedef struct
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10 {
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11 char *chars; /* NULL or zero-terminated. */
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12 size_t chars_num; /* Length of string pointed to by .chars. */
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13 } extract_astring_t;
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15 /* Initialises <string> so it is ready for use. */
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16 void extract_astring_init(extract_astring_t *string);
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18 /* Frees any existing data and returns with <string> ready for use as if by
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19 extract_astring_init(). */
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20 void extract_astring_free(extract_alloc_t *alloc, extract_astring_t *string);
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22 int extract_astring_catl(extract_alloc_t *alloc, extract_astring_t *string, const char *s, size_t s_len);
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24 int extract_astring_catc(extract_alloc_t *alloc, extract_astring_t *string, char c);
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26 int extract_astring_cat(extract_alloc_t *alloc, extract_astring_t *string, const char *s);
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27 int extract_astring_catf(extract_alloc_t *alloc, extract_astring_t *string, const char *format, ...);
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29 /* Removes last <len> chars. */
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30 int extract_astring_truncate(extract_astring_t *content, int len);
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32 /* Removes last char if it is <c>. */
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33 int extract_astring_char_truncate_if(extract_astring_t *content, char c);
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35 /* Appends specified character using XML escapes as necessary. */
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36 int extract_astring_cat_xmlc(extract_alloc_t *alloc, extract_astring_t *string, int c);
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38 /* Appends unicode character <c> to <string>.
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39 xml:
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40 If true, we use XML escape sequences for special characters
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41 such as '<' and unicode values above 127. Otherwise we encode
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42 as utf8.
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43 ascii_ligatures: if true we expand ligatures to "fl", "fi" etc.
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44 ascii_dash:
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45 If true we replace unicode dash characters with '-'.
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46 ascii_apostrophe:
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47 If true we replace unicode apostrophe with ascii single-quote "'".
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48 */
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49 int extract_astring_catc_unicode(extract_alloc_t *alloc,
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50 extract_astring_t *string,
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51 int c,
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52 int xml,
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53 int ascii_ligatures,
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54 int ascii_dash,
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55 int ascii_apostrophe);
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57 /* Appends specific unicode character, using XML escape sequences as required. */
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58 int extract_astring_catc_unicode_xml(extract_alloc_t *alloc, extract_astring_t *string, int c);
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60 #endif