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