codekingpro/portable-devtools

1/*-------------------------------------------------------------------------2 *3 * unicode_norm.h4 *	  Routines for normalizing Unicode strings5 *6 * These definitions are used by both frontend and backend code.7 *8 * Copyright (c) 2017-2023, PostgreSQL Global Development Group9 *10 * src/include/common/unicode_norm.h11 *12 *-------------------------------------------------------------------------13 */14#ifndef UNICODE_NORM_H15#define UNICODE_NORM_H16 17#include "mb/pg_wchar.h"18 19typedef enum20{21	UNICODE_NFC = 0,22	UNICODE_NFD = 1,23	UNICODE_NFKC = 2,24	UNICODE_NFKD = 3,25} UnicodeNormalizationForm;26 27/* see UAX #15 */28typedef enum29{30	UNICODE_NORM_QC_NO = 0,31	UNICODE_NORM_QC_YES = 1,32	UNICODE_NORM_QC_MAYBE = -1,33} UnicodeNormalizationQC;34 35extern pg_wchar *unicode_normalize(UnicodeNormalizationForm form, const pg_wchar *input);36 37extern UnicodeNormalizationQC unicode_is_normalized_quickcheck(UnicodeNormalizationForm form, const pg_wchar *input);38 39#endif							/* UNICODE_NORM_H */40