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08f0a31289
This reverts commit 36741245cc.
The removal has not been discussed, except on Bugzilla:
https://bugzilla.gnome.org/show_bug.cgi?id=644611
428 lines
16 KiB
C
428 lines
16 KiB
C
/* gunicode.h - Unicode manipulation functions
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*
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* Copyright (C) 1999, 2000 Tom Tromey
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* Copyright 2000, 2005 Red Hat, Inc.
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*
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* The Gnome Library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* The Gnome Library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with the Gnome Library; see the file COPYING.LIB. If not,
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* write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#if defined(G_DISABLE_SINGLE_INCLUDES) && !defined (__GLIB_H_INSIDE__) && !defined (GLIB_COMPILATION)
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#error "Only <glib.h> can be included directly."
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#endif
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#ifndef __G_UNICODE_H__
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#define __G_UNICODE_H__
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#include <glib/gerror.h>
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#include <glib/gtypes.h>
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G_BEGIN_DECLS
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typedef guint32 gunichar;
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typedef guint16 gunichar2;
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/* These are the possible character classifications.
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* See http://www.unicode.org/Public/UNIDATA/UCD.html#General_Category_Values
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*/
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typedef enum
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{
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G_UNICODE_CONTROL,
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G_UNICODE_FORMAT,
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G_UNICODE_UNASSIGNED,
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G_UNICODE_PRIVATE_USE,
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G_UNICODE_SURROGATE,
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G_UNICODE_LOWERCASE_LETTER,
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G_UNICODE_MODIFIER_LETTER,
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G_UNICODE_OTHER_LETTER,
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G_UNICODE_TITLECASE_LETTER,
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G_UNICODE_UPPERCASE_LETTER,
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G_UNICODE_COMBINING_MARK,
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G_UNICODE_ENCLOSING_MARK,
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G_UNICODE_NON_SPACING_MARK,
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G_UNICODE_DECIMAL_NUMBER,
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G_UNICODE_LETTER_NUMBER,
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G_UNICODE_OTHER_NUMBER,
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G_UNICODE_CONNECT_PUNCTUATION,
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G_UNICODE_DASH_PUNCTUATION,
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G_UNICODE_CLOSE_PUNCTUATION,
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G_UNICODE_FINAL_PUNCTUATION,
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G_UNICODE_INITIAL_PUNCTUATION,
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G_UNICODE_OTHER_PUNCTUATION,
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G_UNICODE_OPEN_PUNCTUATION,
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G_UNICODE_CURRENCY_SYMBOL,
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G_UNICODE_MODIFIER_SYMBOL,
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G_UNICODE_MATH_SYMBOL,
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G_UNICODE_OTHER_SYMBOL,
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G_UNICODE_LINE_SEPARATOR,
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G_UNICODE_PARAGRAPH_SEPARATOR,
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G_UNICODE_SPACE_SEPARATOR
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} GUnicodeType;
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/* These are the possible line break classifications.
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* Note that new types may be added in the future.
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* Implementations may regard unknown values like G_UNICODE_BREAK_UNKNOWN
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* See http://www.unicode.org/unicode/reports/tr14/
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*/
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typedef enum
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{
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G_UNICODE_BREAK_MANDATORY,
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G_UNICODE_BREAK_CARRIAGE_RETURN,
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G_UNICODE_BREAK_LINE_FEED,
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G_UNICODE_BREAK_COMBINING_MARK,
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G_UNICODE_BREAK_SURROGATE,
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G_UNICODE_BREAK_ZERO_WIDTH_SPACE,
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G_UNICODE_BREAK_INSEPARABLE,
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G_UNICODE_BREAK_NON_BREAKING_GLUE,
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G_UNICODE_BREAK_CONTINGENT,
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G_UNICODE_BREAK_SPACE,
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G_UNICODE_BREAK_AFTER,
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G_UNICODE_BREAK_BEFORE,
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G_UNICODE_BREAK_BEFORE_AND_AFTER,
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G_UNICODE_BREAK_HYPHEN,
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G_UNICODE_BREAK_NON_STARTER,
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G_UNICODE_BREAK_OPEN_PUNCTUATION,
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G_UNICODE_BREAK_CLOSE_PUNCTUATION,
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G_UNICODE_BREAK_QUOTATION,
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G_UNICODE_BREAK_EXCLAMATION,
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G_UNICODE_BREAK_IDEOGRAPHIC,
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G_UNICODE_BREAK_NUMERIC,
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G_UNICODE_BREAK_INFIX_SEPARATOR,
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G_UNICODE_BREAK_SYMBOL,
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G_UNICODE_BREAK_ALPHABETIC,
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G_UNICODE_BREAK_PREFIX,
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G_UNICODE_BREAK_POSTFIX,
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G_UNICODE_BREAK_COMPLEX_CONTEXT,
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G_UNICODE_BREAK_AMBIGUOUS,
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G_UNICODE_BREAK_UNKNOWN,
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G_UNICODE_BREAK_NEXT_LINE,
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G_UNICODE_BREAK_WORD_JOINER,
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G_UNICODE_BREAK_HANGUL_L_JAMO,
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G_UNICODE_BREAK_HANGUL_V_JAMO,
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G_UNICODE_BREAK_HANGUL_T_JAMO,
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G_UNICODE_BREAK_HANGUL_LV_SYLLABLE,
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G_UNICODE_BREAK_HANGUL_LVT_SYLLABLE,
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G_UNICODE_BREAK_CLOSE_PARANTHESIS
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} GUnicodeBreakType;
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typedef enum
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{ /* ISO 15924 code */
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G_UNICODE_SCRIPT_INVALID_CODE = -1,
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G_UNICODE_SCRIPT_COMMON = 0, /* Zyyy */
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G_UNICODE_SCRIPT_INHERITED, /* Qaai */
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G_UNICODE_SCRIPT_ARABIC, /* Arab */
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G_UNICODE_SCRIPT_ARMENIAN, /* Armn */
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G_UNICODE_SCRIPT_BENGALI, /* Beng */
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G_UNICODE_SCRIPT_BOPOMOFO, /* Bopo */
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G_UNICODE_SCRIPT_CHEROKEE, /* Cher */
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G_UNICODE_SCRIPT_COPTIC, /* Qaac */
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G_UNICODE_SCRIPT_CYRILLIC, /* Cyrl (Cyrs) */
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G_UNICODE_SCRIPT_DESERET, /* Dsrt */
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G_UNICODE_SCRIPT_DEVANAGARI, /* Deva */
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G_UNICODE_SCRIPT_ETHIOPIC, /* Ethi */
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G_UNICODE_SCRIPT_GEORGIAN, /* Geor (Geon, Geoa) */
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G_UNICODE_SCRIPT_GOTHIC, /* Goth */
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G_UNICODE_SCRIPT_GREEK, /* Grek */
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G_UNICODE_SCRIPT_GUJARATI, /* Gujr */
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G_UNICODE_SCRIPT_GURMUKHI, /* Guru */
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G_UNICODE_SCRIPT_HAN, /* Hani */
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G_UNICODE_SCRIPT_HANGUL, /* Hang */
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G_UNICODE_SCRIPT_HEBREW, /* Hebr */
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G_UNICODE_SCRIPT_HIRAGANA, /* Hira */
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G_UNICODE_SCRIPT_KANNADA, /* Knda */
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G_UNICODE_SCRIPT_KATAKANA, /* Kana */
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G_UNICODE_SCRIPT_KHMER, /* Khmr */
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G_UNICODE_SCRIPT_LAO, /* Laoo */
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G_UNICODE_SCRIPT_LATIN, /* Latn (Latf, Latg) */
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G_UNICODE_SCRIPT_MALAYALAM, /* Mlym */
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G_UNICODE_SCRIPT_MONGOLIAN, /* Mong */
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G_UNICODE_SCRIPT_MYANMAR, /* Mymr */
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G_UNICODE_SCRIPT_OGHAM, /* Ogam */
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G_UNICODE_SCRIPT_OLD_ITALIC, /* Ital */
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G_UNICODE_SCRIPT_ORIYA, /* Orya */
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G_UNICODE_SCRIPT_RUNIC, /* Runr */
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G_UNICODE_SCRIPT_SINHALA, /* Sinh */
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G_UNICODE_SCRIPT_SYRIAC, /* Syrc (Syrj, Syrn, Syre) */
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G_UNICODE_SCRIPT_TAMIL, /* Taml */
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G_UNICODE_SCRIPT_TELUGU, /* Telu */
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G_UNICODE_SCRIPT_THAANA, /* Thaa */
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G_UNICODE_SCRIPT_THAI, /* Thai */
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G_UNICODE_SCRIPT_TIBETAN, /* Tibt */
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G_UNICODE_SCRIPT_CANADIAN_ABORIGINAL, /* Cans */
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G_UNICODE_SCRIPT_YI, /* Yiii */
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G_UNICODE_SCRIPT_TAGALOG, /* Tglg */
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G_UNICODE_SCRIPT_HANUNOO, /* Hano */
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G_UNICODE_SCRIPT_BUHID, /* Buhd */
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G_UNICODE_SCRIPT_TAGBANWA, /* Tagb */
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/* Unicode-4.0 additions */
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G_UNICODE_SCRIPT_BRAILLE, /* Brai */
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G_UNICODE_SCRIPT_CYPRIOT, /* Cprt */
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G_UNICODE_SCRIPT_LIMBU, /* Limb */
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G_UNICODE_SCRIPT_OSMANYA, /* Osma */
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G_UNICODE_SCRIPT_SHAVIAN, /* Shaw */
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G_UNICODE_SCRIPT_LINEAR_B, /* Linb */
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G_UNICODE_SCRIPT_TAI_LE, /* Tale */
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G_UNICODE_SCRIPT_UGARITIC, /* Ugar */
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/* Unicode-4.1 additions */
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G_UNICODE_SCRIPT_NEW_TAI_LUE, /* Talu */
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G_UNICODE_SCRIPT_BUGINESE, /* Bugi */
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G_UNICODE_SCRIPT_GLAGOLITIC, /* Glag */
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G_UNICODE_SCRIPT_TIFINAGH, /* Tfng */
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G_UNICODE_SCRIPT_SYLOTI_NAGRI, /* Sylo */
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G_UNICODE_SCRIPT_OLD_PERSIAN, /* Xpeo */
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G_UNICODE_SCRIPT_KHAROSHTHI, /* Khar */
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/* Unicode-5.0 additions */
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G_UNICODE_SCRIPT_UNKNOWN, /* Zzzz */
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G_UNICODE_SCRIPT_BALINESE, /* Bali */
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G_UNICODE_SCRIPT_CUNEIFORM, /* Xsux */
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G_UNICODE_SCRIPT_PHOENICIAN, /* Phnx */
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G_UNICODE_SCRIPT_PHAGS_PA, /* Phag */
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G_UNICODE_SCRIPT_NKO, /* Nkoo */
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/* Unicode-5.1 additions */
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G_UNICODE_SCRIPT_KAYAH_LI, /* Kali */
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G_UNICODE_SCRIPT_LEPCHA, /* Lepc */
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G_UNICODE_SCRIPT_REJANG, /* Rjng */
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G_UNICODE_SCRIPT_SUNDANESE, /* Sund */
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G_UNICODE_SCRIPT_SAURASHTRA, /* Saur */
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G_UNICODE_SCRIPT_CHAM, /* Cham */
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G_UNICODE_SCRIPT_OL_CHIKI, /* Olck */
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G_UNICODE_SCRIPT_VAI, /* Vaii */
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G_UNICODE_SCRIPT_CARIAN, /* Cari */
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G_UNICODE_SCRIPT_LYCIAN, /* Lyci */
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G_UNICODE_SCRIPT_LYDIAN, /* Lydi */
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/* Unicode-5.2 additions */
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G_UNICODE_SCRIPT_AVESTAN, /* Avst */
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G_UNICODE_SCRIPT_BAMUM, /* Bamu */
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G_UNICODE_SCRIPT_EGYPTIAN_HIEROGLYPHS, /* Egyp */
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G_UNICODE_SCRIPT_IMPERIAL_ARAMAIC, /* Armi */
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G_UNICODE_SCRIPT_INSCRIPTIONAL_PAHLAVI, /* Phli */
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G_UNICODE_SCRIPT_INSCRIPTIONAL_PARTHIAN, /* Prti */
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G_UNICODE_SCRIPT_JAVANESE, /* Java */
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G_UNICODE_SCRIPT_KAITHI, /* Kthi */
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G_UNICODE_SCRIPT_LISU, /* Lisu */
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G_UNICODE_SCRIPT_MEETEI_MAYEK, /* Mtei */
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G_UNICODE_SCRIPT_OLD_SOUTH_ARABIAN, /* Sarb */
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G_UNICODE_SCRIPT_OLD_TURKIC, /* Orkh */
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G_UNICODE_SCRIPT_SAMARITAN, /* Samr */
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G_UNICODE_SCRIPT_TAI_THAM, /* Lana */
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G_UNICODE_SCRIPT_TAI_VIET, /* Tavt */
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/* Unicode-6.0 additions */
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G_UNICODE_SCRIPT_BATAK, /* Batk */
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G_UNICODE_SCRIPT_BRAHMI, /* Brah */
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G_UNICODE_SCRIPT_MANDAIC /* Mand */
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} GUnicodeScript;
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/* Returns TRUE if current locale uses UTF-8 charset. If CHARSET is
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* not null, sets *CHARSET to the name of the current locale's
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* charset. This value is statically allocated, and should be copied
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* in case the locale's charset will be changed later using setlocale()
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* or in some other way.
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*/
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gboolean g_get_charset (G_CONST_RETURN char **charset);
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/* These are all analogs of the <ctype.h> functions.
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*/
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gboolean g_unichar_isalnum (gunichar c) G_GNUC_CONST;
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gboolean g_unichar_isalpha (gunichar c) G_GNUC_CONST;
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gboolean g_unichar_iscntrl (gunichar c) G_GNUC_CONST;
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gboolean g_unichar_isdigit (gunichar c) G_GNUC_CONST;
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gboolean g_unichar_isgraph (gunichar c) G_GNUC_CONST;
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gboolean g_unichar_islower (gunichar c) G_GNUC_CONST;
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gboolean g_unichar_isprint (gunichar c) G_GNUC_CONST;
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gboolean g_unichar_ispunct (gunichar c) G_GNUC_CONST;
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gboolean g_unichar_isspace (gunichar c) G_GNUC_CONST;
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gboolean g_unichar_isupper (gunichar c) G_GNUC_CONST;
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gboolean g_unichar_isxdigit (gunichar c) G_GNUC_CONST;
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gboolean g_unichar_istitle (gunichar c) G_GNUC_CONST;
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gboolean g_unichar_isdefined (gunichar c) G_GNUC_CONST;
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gboolean g_unichar_iswide (gunichar c) G_GNUC_CONST;
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gboolean g_unichar_iswide_cjk(gunichar c) G_GNUC_CONST;
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gboolean g_unichar_iszerowidth(gunichar c) G_GNUC_CONST;
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gboolean g_unichar_ismark (gunichar c) G_GNUC_CONST;
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/* More <ctype.h> functions. These convert between the three cases.
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* See the Unicode book to understand title case. */
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gunichar g_unichar_toupper (gunichar c) G_GNUC_CONST;
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gunichar g_unichar_tolower (gunichar c) G_GNUC_CONST;
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gunichar g_unichar_totitle (gunichar c) G_GNUC_CONST;
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/* If C is a digit (according to `g_unichar_isdigit'), then return its
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numeric value. Otherwise return -1. */
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gint g_unichar_digit_value (gunichar c) G_GNUC_CONST;
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gint g_unichar_xdigit_value (gunichar c) G_GNUC_CONST;
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/* Return the Unicode character type of a given character. */
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GUnicodeType g_unichar_type (gunichar c) G_GNUC_CONST;
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/* Return the line break property for a given character */
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GUnicodeBreakType g_unichar_break_type (gunichar c) G_GNUC_CONST;
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/* Returns the combining class for a given character */
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gint g_unichar_combining_class (gunichar uc) G_GNUC_CONST;
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/* Compute canonical ordering of a string in-place. This rearranges
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decomposed characters in the string according to their combining
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classes. See the Unicode manual for more information. */
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void g_unicode_canonical_ordering (gunichar *string,
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gsize len);
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/* Compute canonical decomposition of a character. Returns g_malloc()d
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string of Unicode characters. RESULT_LEN is set to the resulting
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length of the string. */
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gunichar *g_unicode_canonical_decomposition (gunichar ch,
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gsize *result_len) G_GNUC_MALLOC;
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/* Array of skip-bytes-per-initial character.
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*/
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GLIB_VAR const gchar * const g_utf8_skip;
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#define g_utf8_next_char(p) (char *)((p) + g_utf8_skip[*(const guchar *)(p)])
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gunichar g_utf8_get_char (const gchar *p) G_GNUC_PURE;
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gunichar g_utf8_get_char_validated (const gchar *p,
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gssize max_len) G_GNUC_PURE;
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gchar* g_utf8_offset_to_pointer (const gchar *str,
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glong offset) G_GNUC_PURE;
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glong g_utf8_pointer_to_offset (const gchar *str,
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const gchar *pos) G_GNUC_PURE;
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gchar* g_utf8_prev_char (const gchar *p) G_GNUC_PURE;
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gchar* g_utf8_find_next_char (const gchar *p,
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const gchar *end) G_GNUC_PURE;
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gchar* g_utf8_find_prev_char (const gchar *str,
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const gchar *p) G_GNUC_PURE;
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glong g_utf8_strlen (const gchar *p,
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gssize max) G_GNUC_PURE;
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/* Copies n characters from src to dest */
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gchar* g_utf8_strncpy (gchar *dest,
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const gchar *src,
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gsize n);
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/* Find the UTF-8 character corresponding to ch, in string p. These
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functions are equivalants to strchr and strrchr */
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gchar* g_utf8_strchr (const gchar *p,
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gssize len,
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gunichar c);
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gchar* g_utf8_strrchr (const gchar *p,
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gssize len,
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gunichar c);
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gchar* g_utf8_strreverse (const gchar *str,
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gssize len);
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gunichar2 *g_utf8_to_utf16 (const gchar *str,
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glong len,
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glong *items_read,
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glong *items_written,
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GError **error) G_GNUC_MALLOC;
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gunichar * g_utf8_to_ucs4 (const gchar *str,
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glong len,
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glong *items_read,
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glong *items_written,
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GError **error) G_GNUC_MALLOC;
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gunichar * g_utf8_to_ucs4_fast (const gchar *str,
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glong len,
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glong *items_written) G_GNUC_MALLOC;
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gunichar * g_utf16_to_ucs4 (const gunichar2 *str,
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glong len,
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glong *items_read,
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glong *items_written,
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GError **error) G_GNUC_MALLOC;
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gchar* g_utf16_to_utf8 (const gunichar2 *str,
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glong len,
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glong *items_read,
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glong *items_written,
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GError **error) G_GNUC_MALLOC;
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gunichar2 *g_ucs4_to_utf16 (const gunichar *str,
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glong len,
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glong *items_read,
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glong *items_written,
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GError **error) G_GNUC_MALLOC;
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gchar* g_ucs4_to_utf8 (const gunichar *str,
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glong len,
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glong *items_read,
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glong *items_written,
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GError **error) G_GNUC_MALLOC;
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/* Convert a single character into UTF-8. outbuf must have at
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* least 6 bytes of space. Returns the number of bytes in the
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* result.
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*/
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gint g_unichar_to_utf8 (gunichar c,
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gchar *outbuf);
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/* Validate a UTF8 string, return TRUE if valid, put pointer to
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* first invalid char in **end
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*/
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gboolean g_utf8_validate (const gchar *str,
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gssize max_len,
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const gchar **end);
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/* Validate a Unicode character */
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gboolean g_unichar_validate (gunichar ch) G_GNUC_CONST;
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gchar *g_utf8_strup (const gchar *str,
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gssize len) G_GNUC_MALLOC;
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gchar *g_utf8_strdown (const gchar *str,
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gssize len) G_GNUC_MALLOC;
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gchar *g_utf8_casefold (const gchar *str,
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gssize len) G_GNUC_MALLOC;
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typedef enum {
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G_NORMALIZE_DEFAULT,
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G_NORMALIZE_NFD = G_NORMALIZE_DEFAULT,
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G_NORMALIZE_DEFAULT_COMPOSE,
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G_NORMALIZE_NFC = G_NORMALIZE_DEFAULT_COMPOSE,
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G_NORMALIZE_ALL,
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G_NORMALIZE_NFKD = G_NORMALIZE_ALL,
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G_NORMALIZE_ALL_COMPOSE,
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G_NORMALIZE_NFKC = G_NORMALIZE_ALL_COMPOSE
|
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} GNormalizeMode;
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gchar *g_utf8_normalize (const gchar *str,
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gssize len,
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GNormalizeMode mode) G_GNUC_MALLOC;
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gint g_utf8_collate (const gchar *str1,
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const gchar *str2) G_GNUC_PURE;
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gchar *g_utf8_collate_key (const gchar *str,
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gssize len) G_GNUC_MALLOC;
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gchar *g_utf8_collate_key_for_filename (const gchar *str,
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gssize len) G_GNUC_MALLOC;
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gboolean g_unichar_get_mirror_char (gunichar ch,
|
|
gunichar *mirrored_ch);
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GUnicodeScript g_unichar_get_script (gunichar ch) G_GNUC_CONST;
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/* private */
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gchar *_g_utf8_make_valid (const gchar *name);
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G_END_DECLS
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#endif /* __G_UNICODE_H__ */
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