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38 lines
950 B
C
38 lines
950 B
C
/*-------------------------------------------------------------------------
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*
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* unicode_norm.h
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* Routines for normalizing Unicode strings
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*
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* These definitions are used by both frontend and backend code.
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*
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* Copyright (c) 2017-2026, PostgreSQL Global Development Group
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*
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* src/include/common/unicode_norm.h
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef UNICODE_NORM_H
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#define UNICODE_NORM_H
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typedef enum
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{
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UNICODE_NFC = 0,
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UNICODE_NFD = 1,
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UNICODE_NFKC = 2,
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UNICODE_NFKD = 3,
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} UnicodeNormalizationForm;
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/* see UAX #15 */
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typedef enum
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{
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UNICODE_NORM_QC_NO = 0,
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UNICODE_NORM_QC_YES = 1,
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UNICODE_NORM_QC_MAYBE = -1,
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} UnicodeNormalizationQC;
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extern char32_t *unicode_normalize(UnicodeNormalizationForm form, const char32_t *input);
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extern UnicodeNormalizationQC unicode_is_normalized_quickcheck(UnicodeNormalizationForm form, const char32_t *input);
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#endif /* UNICODE_NORM_H */
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