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#ifndef ARTIFEX_EXTRACT_AUTOSTRING_XML
#define ARTIFEX_EXTRACT_AUTOSTRING_XML
/* Only for internal use by extract code. */
/* A simple string struct that reallocs as required. */
typedef struct
{
char* chars; /* NULL or zero-terminated. */
size_t chars_num; /* Length of string pointed to by .chars. */
} extract_astring_t;
void extract_astring_init(extract_astring_t* string);
/* Initialises <string> so it is ready for use. */
void extract_astring_free(extract_alloc_t* alloc, extract_astring_t* string);
/* Frees any existing data and returns with <string> ready for use as if by
extract_astring_init(). */
int extract_astring_catl(extract_alloc_t* alloc, extract_astring_t* string, const char* s, size_t s_len);
int extract_astring_catc(extract_alloc_t* alloc, extract_astring_t* string, char c);
int extract_astring_cat(extract_alloc_t* alloc, extract_astring_t* string, const char* s);
int extract_astring_catf(extract_alloc_t* alloc, extract_astring_t* string, const char* format, ...);
int extract_astring_truncate(extract_astring_t* content, int len);
/* Removes last <len> chars. */
int extract_astring_char_truncate_if(extract_astring_t* content, char c);
/* Removes last char if it is <c>. */
int extract_astring_cat_xmlc(extract_alloc_t* alloc, extract_astring_t* string, int c);
/* Appends specified character using XML escapes as necessary. */
int extract_astring_catc_unicode(
extract_alloc_t* alloc,
extract_astring_t* string,
int c,
int xml,
int ascii_ligatures,
int ascii_dash,
int ascii_apostrophe
);
/* Appends unicode character <c> to <string>.
xml:
If true, we use XML escape sequences for special characters such as '<'
and unicode values above 127. Otherwise we encode as utf8.
ascii_ligatures: if true we expand ligatures to "fl", "fi" etc.
ascii_dash:
If true we replace unicode dash characters with '-'.
ascii_apostrophe:
If true we replace unicode apostrophe with ascii single-quote "'".
*/
int extract_astring_catc_unicode_xml(extract_alloc_t* alloc, extract_astring_t* string, int c);
/* Appends specific unicode character, using XML escape sequences as required. */
#endif
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