1 /*
2  * Copyright (C) 2012 Grigori Goronzy <greg@kinoho.net>
3  *
4  * Permission to use, copy, modify, and/or distribute this software for any
5  * purpose with or without fee is hereby granted, provided that the above
6  * copyright notice and this permission notice appear in all copies.
7  *
8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15  */
16 
17 #ifndef UCDN_H
18 #define UCDN_H
19 
20 #if defined(__GNUC__) && (__GNUC__ >= 4) && !defined(__MINGW32__)
21 # define HB_BEGIN_VISIBILITY _Pragma ("GCC visibility push(hidden)")
22 # define HB_END_VISIBILITY _Pragma ("GCC visibility pop")
23 #else
24 # define HB_BEGIN_VISIBILITY
25 # define HB_END_VISIBILITY
26 #endif
27 #ifdef __cplusplus
28 # define HB_BEGIN_HEADER  extern "C" { HB_BEGIN_VISIBILITY
29 # define HB_END_HEADER  HB_END_VISIBILITY }
30 #else
31 # define HB_BEGIN_HEADER  HB_BEGIN_VISIBILITY
32 # define HB_END_HEADER  HB_END_VISIBILITY
33 #endif
34 
35 HB_BEGIN_HEADER
36 
37 #if !defined (HB_DONT_DEFINE_STDINT)
38 
39 #if defined (_SVR4) || defined (SVR4) || defined (__OpenBSD__) || \
40     defined (_sgi) || defined (__sun) || defined (sun) || \
41     defined (__digital__) || defined (__HP_cc)
42 #  include <inttypes.h>
43 #elif defined (_AIX)
44 #  include <sys/inttypes.h>
45 /* VS 2010 (_MSC_VER 1600) has stdint.h */
46 #elif defined (_MSC_VER) && _MSC_VER < 1600
47 typedef __int8 int8_t;
48 typedef unsigned __int8 uint8_t;
49 typedef __int16 int16_t;
50 typedef unsigned __int16 uint16_t;
51 typedef __int32 int32_t;
52 typedef unsigned __int32 uint32_t;
53 typedef __int64 int64_t;
54 typedef unsigned __int64 uint64_t;
55 #else
56 #  include <stdint.h>
57 #endif
58 
59 #endif
60 
61 #define UCDN_EAST_ASIAN_F 0
62 #define UCDN_EAST_ASIAN_H 1
63 #define UCDN_EAST_ASIAN_W 2
64 #define UCDN_EAST_ASIAN_NA 3
65 #define UCDN_EAST_ASIAN_A 4
66 #define UCDN_EAST_ASIAN_N 5
67 
68 #define UCDN_SCRIPT_COMMON 0
69 #define UCDN_SCRIPT_LATIN 1
70 #define UCDN_SCRIPT_GREEK 2
71 #define UCDN_SCRIPT_CYRILLIC 3
72 #define UCDN_SCRIPT_ARMENIAN 4
73 #define UCDN_SCRIPT_HEBREW 5
74 #define UCDN_SCRIPT_ARABIC 6
75 #define UCDN_SCRIPT_SYRIAC 7
76 #define UCDN_SCRIPT_THAANA 8
77 #define UCDN_SCRIPT_DEVANAGARI 9
78 #define UCDN_SCRIPT_BENGALI 10
79 #define UCDN_SCRIPT_GURMUKHI 11
80 #define UCDN_SCRIPT_GUJARATI 12
81 #define UCDN_SCRIPT_ORIYA 13
82 #define UCDN_SCRIPT_TAMIL 14
83 #define UCDN_SCRIPT_TELUGU 15
84 #define UCDN_SCRIPT_KANNADA 16
85 #define UCDN_SCRIPT_MALAYALAM 17
86 #define UCDN_SCRIPT_SINHALA 18
87 #define UCDN_SCRIPT_THAI 19
88 #define UCDN_SCRIPT_LAO 20
89 #define UCDN_SCRIPT_TIBETAN 21
90 #define UCDN_SCRIPT_MYANMAR 22
91 #define UCDN_SCRIPT_GEORGIAN 23
92 #define UCDN_SCRIPT_HANGUL 24
93 #define UCDN_SCRIPT_ETHIOPIC 25
94 #define UCDN_SCRIPT_CHEROKEE 26
95 #define UCDN_SCRIPT_CANADIAN_ABORIGINAL 27
96 #define UCDN_SCRIPT_OGHAM 28
97 #define UCDN_SCRIPT_RUNIC 29
98 #define UCDN_SCRIPT_KHMER 30
99 #define UCDN_SCRIPT_MONGOLIAN 31
100 #define UCDN_SCRIPT_HIRAGANA 32
101 #define UCDN_SCRIPT_KATAKANA 33
102 #define UCDN_SCRIPT_BOPOMOFO 34
103 #define UCDN_SCRIPT_HAN 35
104 #define UCDN_SCRIPT_YI 36
105 #define UCDN_SCRIPT_OLD_ITALIC 37
106 #define UCDN_SCRIPT_GOTHIC 38
107 #define UCDN_SCRIPT_DESERET 39
108 #define UCDN_SCRIPT_INHERITED 40
109 #define UCDN_SCRIPT_TAGALOG 41
110 #define UCDN_SCRIPT_HANUNOO 42
111 #define UCDN_SCRIPT_BUHID 43
112 #define UCDN_SCRIPT_TAGBANWA 44
113 #define UCDN_SCRIPT_LIMBU 45
114 #define UCDN_SCRIPT_TAI_LE 46
115 #define UCDN_SCRIPT_LINEAR_B 47
116 #define UCDN_SCRIPT_UGARITIC 48
117 #define UCDN_SCRIPT_SHAVIAN 49
118 #define UCDN_SCRIPT_OSMANYA 50
119 #define UCDN_SCRIPT_CYPRIOT 51
120 #define UCDN_SCRIPT_BRAILLE 52
121 #define UCDN_SCRIPT_BUGINESE 53
122 #define UCDN_SCRIPT_COPTIC 54
123 #define UCDN_SCRIPT_NEW_TAI_LUE 55
124 #define UCDN_SCRIPT_GLAGOLITIC 56
125 #define UCDN_SCRIPT_TIFINAGH 57
126 #define UCDN_SCRIPT_SYLOTI_NAGRI 58
127 #define UCDN_SCRIPT_OLD_PERSIAN 59
128 #define UCDN_SCRIPT_KHAROSHTHI 60
129 #define UCDN_SCRIPT_BALINESE 61
130 #define UCDN_SCRIPT_CUNEIFORM 62
131 #define UCDN_SCRIPT_PHOENICIAN 63
132 #define UCDN_SCRIPT_PHAGS_PA 64
133 #define UCDN_SCRIPT_NKO 65
134 #define UCDN_SCRIPT_SUNDANESE 66
135 #define UCDN_SCRIPT_LEPCHA 67
136 #define UCDN_SCRIPT_OL_CHIKI 68
137 #define UCDN_SCRIPT_VAI 69
138 #define UCDN_SCRIPT_SAURASHTRA 70
139 #define UCDN_SCRIPT_KAYAH_LI 71
140 #define UCDN_SCRIPT_REJANG 72
141 #define UCDN_SCRIPT_LYCIAN 73
142 #define UCDN_SCRIPT_CARIAN 74
143 #define UCDN_SCRIPT_LYDIAN 75
144 #define UCDN_SCRIPT_CHAM 76
145 #define UCDN_SCRIPT_TAI_THAM 77
146 #define UCDN_SCRIPT_TAI_VIET 78
147 #define UCDN_SCRIPT_AVESTAN 79
148 #define UCDN_SCRIPT_EGYPTIAN_HIEROGLYPHS 80
149 #define UCDN_SCRIPT_SAMARITAN 81
150 #define UCDN_SCRIPT_LISU 82
151 #define UCDN_SCRIPT_BAMUM 83
152 #define UCDN_SCRIPT_JAVANESE 84
153 #define UCDN_SCRIPT_MEETEI_MAYEK 85
154 #define UCDN_SCRIPT_IMPERIAL_ARAMAIC 86
155 #define UCDN_SCRIPT_OLD_SOUTH_ARABIAN 87
156 #define UCDN_SCRIPT_INSCRIPTIONAL_PARTHIAN 88
157 #define UCDN_SCRIPT_INSCRIPTIONAL_PAHLAVI 89
158 #define UCDN_SCRIPT_OLD_TURKIC 90
159 #define UCDN_SCRIPT_KAITHI 91
160 #define UCDN_SCRIPT_BATAK 92
161 #define UCDN_SCRIPT_BRAHMI 93
162 #define UCDN_SCRIPT_MANDAIC 94
163 #define UCDN_SCRIPT_CHAKMA 95
164 #define UCDN_SCRIPT_MEROITIC_CURSIVE 96
165 #define UCDN_SCRIPT_MEROITIC_HIEROGLYPHS 97
166 #define UCDN_SCRIPT_MIAO 98
167 #define UCDN_SCRIPT_SHARADA 99
168 #define UCDN_SCRIPT_SORA_SOMPENG 100
169 #define UCDN_SCRIPT_TAKRI 101
170 #define UCDN_SCRIPT_UNKNOWN 102
171 #define UCDN_SCRIPT_BASSA_VAH 103
172 #define UCDN_SCRIPT_CAUCASIAN_ALBANIAN 104
173 #define UCDN_SCRIPT_DUPLOYAN 105
174 #define UCDN_SCRIPT_ELBASAN 106
175 #define UCDN_SCRIPT_GRANTHA 107
176 #define UCDN_SCRIPT_KHOJKI 108
177 #define UCDN_SCRIPT_KHUDAWADI 109
178 #define UCDN_SCRIPT_LINEAR_A 110
179 #define UCDN_SCRIPT_MAHAJANI 111
180 #define UCDN_SCRIPT_MANICHAEAN 112
181 #define UCDN_SCRIPT_MENDE_KIKAKUI 113
182 #define UCDN_SCRIPT_MODI 114
183 #define UCDN_SCRIPT_MRO 115
184 #define UCDN_SCRIPT_NABATAEAN 116
185 #define UCDN_SCRIPT_OLD_NORTH_ARABIAN 117
186 #define UCDN_SCRIPT_OLD_PERMIC 118
187 #define UCDN_SCRIPT_PAHAWH_HMONG 119
188 #define UCDN_SCRIPT_PALMYRENE 120
189 #define UCDN_SCRIPT_PAU_CIN_HAU 121
190 #define UCDN_SCRIPT_PSALTER_PAHLAVI 122
191 #define UCDN_SCRIPT_SIDDHAM 123
192 #define UCDN_SCRIPT_TIRHUTA 124
193 #define UCDN_SCRIPT_WARANG_CITI 125
194 #define UCDN_SCRIPT_AHOM 126
195 #define UCDN_SCRIPT_ANATOLIAN_HIEROGLYPHS 127
196 #define UCDN_SCRIPT_HATRAN 128
197 #define UCDN_SCRIPT_MULTANI 129
198 #define UCDN_SCRIPT_OLD_HUNGARIAN 130
199 #define UCDN_SCRIPT_SIGNWRITING 131
200 
201 #define UCDN_GENERAL_CATEGORY_CC 0
202 #define UCDN_GENERAL_CATEGORY_CF 1
203 #define UCDN_GENERAL_CATEGORY_CN 2
204 #define UCDN_GENERAL_CATEGORY_CO 3
205 #define UCDN_GENERAL_CATEGORY_CS 4
206 #define UCDN_GENERAL_CATEGORY_LL 5
207 #define UCDN_GENERAL_CATEGORY_LM 6
208 #define UCDN_GENERAL_CATEGORY_LO 7
209 #define UCDN_GENERAL_CATEGORY_LT 8
210 #define UCDN_GENERAL_CATEGORY_LU 9
211 #define UCDN_GENERAL_CATEGORY_MC 10
212 #define UCDN_GENERAL_CATEGORY_ME 11
213 #define UCDN_GENERAL_CATEGORY_MN 12
214 #define UCDN_GENERAL_CATEGORY_ND 13
215 #define UCDN_GENERAL_CATEGORY_NL 14
216 #define UCDN_GENERAL_CATEGORY_NO 15
217 #define UCDN_GENERAL_CATEGORY_PC 16
218 #define UCDN_GENERAL_CATEGORY_PD 17
219 #define UCDN_GENERAL_CATEGORY_PE 18
220 #define UCDN_GENERAL_CATEGORY_PF 19
221 #define UCDN_GENERAL_CATEGORY_PI 20
222 #define UCDN_GENERAL_CATEGORY_PO 21
223 #define UCDN_GENERAL_CATEGORY_PS 22
224 #define UCDN_GENERAL_CATEGORY_SC 23
225 #define UCDN_GENERAL_CATEGORY_SK 24
226 #define UCDN_GENERAL_CATEGORY_SM 25
227 #define UCDN_GENERAL_CATEGORY_SO 26
228 #define UCDN_GENERAL_CATEGORY_ZL 27
229 #define UCDN_GENERAL_CATEGORY_ZP 28
230 #define UCDN_GENERAL_CATEGORY_ZS 29
231 
232 #define UCDN_BIDI_CLASS_L 0
233 #define UCDN_BIDI_CLASS_LRE 1
234 #define UCDN_BIDI_CLASS_LRO 2
235 #define UCDN_BIDI_CLASS_R 3
236 #define UCDN_BIDI_CLASS_AL 4
237 #define UCDN_BIDI_CLASS_RLE 5
238 #define UCDN_BIDI_CLASS_RLO 6
239 #define UCDN_BIDI_CLASS_PDF 7
240 #define UCDN_BIDI_CLASS_EN 8
241 #define UCDN_BIDI_CLASS_ES 9
242 #define UCDN_BIDI_CLASS_ET 10
243 #define UCDN_BIDI_CLASS_AN 11
244 #define UCDN_BIDI_CLASS_CS 12
245 #define UCDN_BIDI_CLASS_NSM 13
246 #define UCDN_BIDI_CLASS_BN 14
247 #define UCDN_BIDI_CLASS_B 15
248 #define UCDN_BIDI_CLASS_S 16
249 #define UCDN_BIDI_CLASS_WS 17
250 #define UCDN_BIDI_CLASS_ON 18
251 #define UCDN_BIDI_CLASS_LRI 19
252 #define UCDN_BIDI_CLASS_RLI 20
253 #define UCDN_BIDI_CLASS_FSI 21
254 #define UCDN_BIDI_CLASS_PDI 22
255 
256 /**
257  * Return version of the Unicode database.
258  *
259  * @return Unicode database version
260  */
261 const char *ucdn_get_unicode_version(void);
262 
263 /**
264  * Get combining class of a codepoint.
265  *
266  * @param code Unicode codepoint
267  * @return combining class value, as defined in UAX#44
268  */
269 int ucdn_get_combining_class(uint32_t code);
270 
271 /**
272  * Get east-asian width of a codepoint.
273  *
274  * @param code Unicode codepoint
275  * @return value according to UCDN_EAST_ASIAN_* and as defined in UAX#11.
276  */
277 int ucdn_get_east_asian_width(uint32_t code);
278 
279 /**
280  * Get general category of a codepoint.
281  *
282  * @param code Unicode codepoint
283  * @return value according to UCDN_GENERAL_CATEGORY_* and as defined in
284  * UAX#44.
285  */
286 int ucdn_get_general_category(uint32_t code);
287 
288 /**
289  * Get bidirectional class of a codepoint.
290  *
291  * @param code Unicode codepoint
292  * @return value according to UCDN_BIDI_CLASS_* and as defined in UAX#44.
293  */
294 int ucdn_get_bidi_class(uint32_t code);
295 
296 /**
297  * Get script of a codepoint.
298  *
299  * @param code Unicode codepoint
300  * @return value according to UCDN_SCRIPT_* and as defined in UAX#24.
301  */
302 int ucdn_get_script(uint32_t code);
303 
304 /**
305  * Check if codepoint can be mirrored.
306  *
307  * @param code Unicode codepoint
308  * @return 1 if mirrored character exists, otherwise 0
309  */
310 int ucdn_get_mirrored(uint32_t code);
311 
312 /**
313  * Mirror a codepoint.
314  *
315  * @param code Unicode codepoint
316  * @return mirrored codepoint or the original codepoint if no
317  * mirrored character exists
318  */
319 uint32_t ucdn_mirror(uint32_t code);
320 
321 /**
322  * Pairwise canonical decomposition of a codepoint. This includes
323  * Hangul Jamo decomposition (see chapter 3.12 of the Unicode core
324  * specification).
325  *
326  * Hangul is decomposed into L and V jamos for LV forms, and an
327  * LV precomposed syllable and a T jamo for LVT forms.
328  *
329  * @param code Unicode codepoint
330  * @param a filled with first codepoint of decomposition
331  * @param b filled with second codepoint of decomposition, or 0
332  * @return success
333  */
334 int ucdn_decompose(uint32_t code, uint32_t *a, uint32_t *b);
335 
336 /**
337  * Compatibility decomposition of a codepoint.
338  *
339  * @param code Unicode codepoint
340  * @param decomposed filled with decomposition, must be able to hold 18
341  * characters
342  * @return length of decomposition or 0 in case none exists
343  */
344 int ucdn_compat_decompose(uint32_t code, uint32_t *decomposed);
345 
346 /**
347  * Pairwise canonical composition of two codepoints. This includes
348  * Hangul Jamo composition (see chapter 3.12 of the Unicode core
349  * specification).
350  *
351  * Hangul composition expects either L and V jamos, or an LV
352  * precomposed syllable and a T jamo. This is exactly the inverse
353  * of pairwise Hangul decomposition.
354  *
355  * @param code filled with composition
356  * @param a first codepoint
357  * @param b second codepoint
358  * @return success
359  */
360 int ucdn_compose(uint32_t *code, uint32_t a, uint32_t b);
361 
362 HB_END_HEADER
363 
364 #endif
365