/* * Copyright © 2009 Red Hat, Inc. * Copyright © 2011 Google, Inc. * * This is part of HarfBuzz, a text shaping library. * * Permission is hereby granted, without written agreement and without * license or royalty fees, to use, copy, modify, and distribute this * software and its documentation for any purpose, provided that the * above copyright notice and the following two paragraphs appear in * all copies of this software. * * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH * DAMAGE. * * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. * * Red Hat Author(s): Behdad Esfahbod * Google Author(s): Behdad Esfahbod */ #include "hb-private.hh" #include "hb-ot.h" #include /* hb_script_t */ static hb_tag_t hb_ot_old_tag_from_script (hb_script_t script) { /* This seems to be accurate as of end of 2012. */ switch ((hb_tag_t) script) { case HB_SCRIPT_INVALID: return HB_OT_TAG_DEFAULT_SCRIPT; /* KATAKANA and HIRAGANA both map to 'kana' */ case HB_SCRIPT_HIRAGANA: return HB_TAG('k','a','n','a'); /* Spaces at the end are preserved, unlike ISO 15924 */ case HB_SCRIPT_LAO: return HB_TAG('l','a','o',' '); case HB_SCRIPT_YI: return HB_TAG('y','i',' ',' '); /* Unicode-5.0 additions */ case HB_SCRIPT_NKO: return HB_TAG('n','k','o',' '); /* Unicode-5.1 additions */ case HB_SCRIPT_VAI: return HB_TAG('v','a','i',' '); /* Unicode-5.2 additions */ /* Unicode-6.0 additions */ } /* Else, just change first char to lowercase and return */ return ((hb_tag_t) script) | 0x20000000; } static hb_script_t hb_ot_old_tag_to_script (hb_tag_t tag) { if (unlikely (tag == HB_OT_TAG_DEFAULT_SCRIPT)) return HB_SCRIPT_INVALID; /* This side of the conversion is fully algorithmic. */ /* Any spaces at the end of the tag are replaced by repeating the last * letter. Eg 'nko ' -> 'Nkoo' */ if (unlikely ((tag & 0x0000FF00) == 0x00002000)) tag |= (tag >> 8) & 0x0000FF00; /* Copy second letter to third */ if (unlikely ((tag & 0x000000FF) == 0x00000020)) tag |= (tag >> 8) & 0x000000FF; /* Copy third letter to fourth */ /* Change first char to uppercase and return */ return (hb_script_t) (tag & ~0x20000000); } static hb_tag_t hb_ot_new_tag_from_script (hb_script_t script) { switch ((hb_tag_t) script) { case HB_SCRIPT_BENGALI: return HB_TAG('b','n','g','2'); case HB_SCRIPT_DEVANAGARI: return HB_TAG('d','e','v','2'); case HB_SCRIPT_GUJARATI: return HB_TAG('g','j','r','2'); case HB_SCRIPT_GURMUKHI: return HB_TAG('g','u','r','2'); case HB_SCRIPT_KANNADA: return HB_TAG('k','n','d','2'); case HB_SCRIPT_MALAYALAM: return HB_TAG('m','l','m','2'); case HB_SCRIPT_ORIYA: return HB_TAG('o','r','y','2'); case HB_SCRIPT_TAMIL: return HB_TAG('t','m','l','2'); case HB_SCRIPT_TELUGU: return HB_TAG('t','e','l','2'); case HB_SCRIPT_MYANMAR: return HB_TAG('m','y','m','2'); } return HB_OT_TAG_DEFAULT_SCRIPT; } static hb_script_t hb_ot_new_tag_to_script (hb_tag_t tag) { switch (tag) { case HB_TAG('b','n','g','2'): return HB_SCRIPT_BENGALI; case HB_TAG('d','e','v','2'): return HB_SCRIPT_DEVANAGARI; case HB_TAG('g','j','r','2'): return HB_SCRIPT_GUJARATI; case HB_TAG('g','u','r','2'): return HB_SCRIPT_GURMUKHI; case HB_TAG('k','n','d','2'): return HB_SCRIPT_KANNADA; case HB_TAG('m','l','m','2'): return HB_SCRIPT_MALAYALAM; case HB_TAG('o','r','y','2'): return HB_SCRIPT_ORIYA; case HB_TAG('t','m','l','2'): return HB_SCRIPT_TAMIL; case HB_TAG('t','e','l','2'): return HB_SCRIPT_TELUGU; case HB_TAG('m','y','m','2'): return HB_SCRIPT_MYANMAR; } return HB_SCRIPT_UNKNOWN; } /* * Complete list at: * https://www.microsoft.com/typography/otspec/scripttags.htm * https://www.microsoft.com/typography/otspec160/scripttagsProposed.htm * * Most of the script tags are the same as the ISO 15924 tag but lowercased. * So we just do that, and handle the exceptional cases in a switch. */ void hb_ot_tags_from_script (hb_script_t script, hb_tag_t *script_tag_1, hb_tag_t *script_tag_2) { hb_tag_t new_tag; *script_tag_2 = HB_OT_TAG_DEFAULT_SCRIPT; *script_tag_1 = hb_ot_old_tag_from_script (script); new_tag = hb_ot_new_tag_from_script (script); if (unlikely (new_tag != HB_OT_TAG_DEFAULT_SCRIPT)) { *script_tag_2 = *script_tag_1; *script_tag_1 = new_tag; } } hb_script_t hb_ot_tag_to_script (hb_tag_t tag) { if (unlikely ((tag & 0x000000FF) == '2')) return hb_ot_new_tag_to_script (tag); return hb_ot_old_tag_to_script (tag); } /* hb_language_t */ typedef struct { char language[6]; hb_tag_t tag; } LangTag; /* * Complete list at: * http://www.microsoft.com/typography/otspec/languagetags.htm * * Generated by intersecting the OpenType language tag list from * Draft OpenType 1.5 spec, with with the ISO 639-3 codes from * 2008/08/04, matching on name, and finally adjusted manually. * * Many items still missing. Those are commented out at the end. * Keep sorted for bsearch. */ static const LangTag ot_languages[] = { {"aa", HB_TAG('A','F','R',' ')}, /* Afar */ {"ab", HB_TAG('A','B','K',' ')}, /* Abkhazian */ {"abq", HB_TAG('A','B','A',' ')}, /* Abaza */ {"ady", HB_TAG('A','D','Y',' ')}, /* Adyghe */ {"af", HB_TAG('A','F','K',' ')}, /* Afrikaans */ {"aiw", HB_TAG('A','R','I',' ')}, /* Aari */ {"am", HB_TAG('A','M','H',' ')}, /* Amharic */ {"ar", HB_TAG('A','R','A',' ')}, /* Arabic */ {"arn", HB_TAG('M','A','P',' ')}, /* Mapudungun */ {"as", HB_TAG('A','S','M',' ')}, /* Assamese */ {"av", HB_TAG('A','V','R',' ')}, /* Avaric */ {"awa", HB_TAG('A','W','A',' ')}, /* Awadhi */ {"ay", HB_TAG('A','Y','M',' ')}, /* Aymara */ {"az", HB_TAG('A','Z','E',' ')}, /* Azerbaijani */ {"ba", HB_TAG('B','S','H',' ')}, /* Bashkir */ {"bal", HB_TAG('B','L','I',' ')}, /* Baluchi */ {"bcq", HB_TAG('B','C','H',' ')}, /* Bench */ {"bem", HB_TAG('B','E','M',' ')}, /* Bemba (Zambia) */ {"bfq", HB_TAG('B','A','D',' ')}, /* Badaga */ {"bft", HB_TAG('B','L','T',' ')}, /* Balti */ {"bg", HB_TAG('B','G','R',' ')}, /* Bulgarian */ {"bhb", HB_TAG('B','H','I',' ')}, /* Bhili */ {"bho", HB_TAG('B','H','O',' ')}, /* Bhojpuri */ {"bik", HB_TAG('B','I','K',' ')}, /* Bikol */ {"bin", HB_TAG('E','D','O',' ')}, /* Bini */ {"bm", HB_TAG('B','M','B',' ')}, /* Bambara */ {"bn", HB_TAG('B','E','N',' ')}, /* Bengali */ {"bo", HB_TAG('T','I','B',' ')}, /* Tibetan */ {"br", HB_TAG('B','R','E',' ')}, /* Breton */ {"brh", HB_TAG('B','R','H',' ')}, /* Brahui */ {"bs", HB_TAG('B','O','S',' ')}, /* Bosnian */ {"btb", HB_TAG('B','T','I',' ')}, /* Beti (Cameroon) */ {"ca", HB_TAG('C','A','T',' ')}, /* Catalan */ {"ce", HB_TAG('C','H','E',' ')}, /* Chechen */ {"ceb", HB_TAG('C','E','B',' ')}, /* Cebuano */ {"chp", HB_TAG('C','H','P',' ')}, /* Chipewyan */ {"chr", HB_TAG('C','H','R',' ')}, /* Cherokee */ {"cop", HB_TAG('C','O','P',' ')}, /* Coptic */ {"cr", HB_TAG('C','R','E',' ')}, /* Cree */ {"crh", HB_TAG('C','R','T',' ')}, /* Crimean Tatar */ {"crm", HB_TAG('M','C','R',' ')}, /* Moose Cree */ {"crx", HB_TAG('C','R','R',' ')}, /* Carrier */ {"cs", HB_TAG('C','S','Y',' ')}, /* Czech */ {"cu", HB_TAG('C','S','L',' ')}, /* Church Slavic */ {"cv", HB_TAG('C','H','U',' ')}, /* Chuvash */ {"cwd", HB_TAG('D','C','R',' ')}, /* Woods Cree */ {"cy", HB_TAG('W','E','L',' ')}, /* Welsh */ {"da", HB_TAG('D','A','N',' ')}, /* Danish */ {"dap", HB_TAG('N','I','S',' ')}, /* Nisi (India) */ {"dar", HB_TAG('D','A','R',' ')}, /* Dargwa */ {"de", HB_TAG('D','E','U',' ')}, /* German */ {"din", HB_TAG('D','N','K',' ')}, /* Dinka */ {"dng", HB_TAG('D','U','N',' ')}, /* Dungan */ {"doi", HB_TAG('D','G','R',' ')}, /* Dogri */ {"dsb", HB_TAG('L','S','B',' ')}, /* Lower Sorbian */ {"dv", HB_TAG('D','I','V',' ')}, /* Dhivehi */ {"dz", HB_TAG('D','Z','N',' ')}, /* Dzongkha */ {"ee", HB_TAG('E','W','E',' ')}, /* Ewe */ {"efi", HB_TAG('E','F','I',' ')}, /* Efik */ {"el", HB_TAG('E','L','L',' ')}, /* Modern Greek (1453-) */ {"en", HB_TAG('E','N','G',' ')}, /* English */ {"eo", HB_TAG('N','T','O',' ')}, /* Esperanto */ {"eot", HB_TAG('B','T','I',' ')}, /* Beti (Côte d'Ivoire) */ {"es", HB_TAG('E','S','P',' ')}, /* Spanish */ {"et", HB_TAG('E','T','I',' ')}, /* Estonian */ {"eu", HB_TAG('E','U','Q',' ')}, /* Basque */ {"eve", HB_TAG('E','V','N',' ')}, /* Even */ {"evn", HB_TAG('E','V','K',' ')}, /* Evenki */ {"fa", HB_TAG('F','A','R',' ')}, /* Persian */ {"ff", HB_TAG('F','U','L',' ')}, /* Fulah */ {"fi", HB_TAG('F','I','N',' ')}, /* Finnish */ {"fil", HB_TAG('P','I','L',' ')}, /* Filipino */ {"fj", HB_TAG('F','J','I',' ')}, /* Fijian */ {"fo", HB_TAG('F','O','S',' ')}, /* Faroese */ {"fon", HB_TAG('F','O','N',' ')}, /* Fon */ {"fr", HB_TAG('F','R','A',' ')}, /* French */ {"fur", HB_TAG('F','R','L',' ')}, /* Friulian */ {"fy", HB_TAG('F','R','I',' ')}, /* Western Frisian */ {"ga", HB_TAG('I','R','I',' ')}, /* Irish */ {"gaa", HB_TAG('G','A','D',' ')}, /* Ga */ {"gag", HB_TAG('G','A','G',' ')}, /* Gagauz */ {"gbm", HB_TAG('G','A','W',' ')}, /* Garhwali */ {"gd", HB_TAG('G','A','E',' ')}, /* Scottish Gaelic */ {"gl", HB_TAG('G','A','L',' ')}, /* Galician */ {"gld", HB_TAG('N','A','N',' ')}, /* Nanai */ {"gn", HB_TAG('G','U','A',' ')}, /* Guarani */ {"gon", HB_TAG('G','O','N',' ')}, /* Gondi */ {"grt", HB_TAG('G','R','O',' ')}, /* Garo */ {"gu", HB_TAG('G','U','J',' ')}, /* Gujarati */ {"guk", HB_TAG('G','M','Z',' ')}, /* Gumuz */ {"gv", HB_TAG('M','N','X',' ')}, /* Manx Gaelic */ {"ha", HB_TAG('H','A','U',' ')}, /* Hausa */ {"har", HB_TAG('H','R','I',' ')}, /* Harari */ {"he", HB_TAG('I','W','R',' ')}, /* Hebrew */ {"hi", HB_TAG('H','I','N',' ')}, /* Hindi */ {"hil", HB_TAG('H','I','L',' ')}, /* Hiligaynon */ {"hoc", HB_TAG('H','O',' ',' ')}, /* Ho */ {"hr", HB_TAG('H','R','V',' ')}, /* Croatian */ {"hsb", HB_TAG('U','S','B',' ')}, /* Upper Sorbian */ {"ht", HB_TAG('H','A','I',' ')}, /* Haitian */ {"hu", HB_TAG('H','U','N',' ')}, /* Hungarian */ {"hy", HB_TAG('H','Y','E',' ')}, /* Armenian */ {"id", HB_TAG('I','N','D',' ')}, /* Indonesian */ {"ig", HB_TAG('I','B','O',' ')}, /* Igbo */ {"igb", HB_TAG('E','B','I',' ')}, /* Ebira */ {"inh", HB_TAG('I','N','G',' ')}, /* Ingush */ {"is", HB_TAG('I','S','L',' ')}, /* Icelandic */ {"it", HB_TAG('I','T','A',' ')}, /* Italian */ {"iu", HB_TAG('I','N','U',' ')}, /* Inuktitut */ {"ja", HB_TAG('J','A','N',' ')}, /* Japanese */ {"jv", HB_TAG('J','A','V',' ')}, /* Javanese */ {"ka", HB_TAG('K','A','T',' ')}, /* Georgian */ {"kam", HB_TAG('K','M','B',' ')}, /* Kamba (Kenya) */ {"kbd", HB_TAG('K','A','B',' ')}, /* Kabardian */ {"kdr", HB_TAG('K','R','M',' ')}, /* Karaim */ {"kdt", HB_TAG('K','U','Y',' ')}, /* Kuy */ {"kfr", HB_TAG('K','A','C',' ')}, /* Kachchi */ {"kfy", HB_TAG('K','M','N',' ')}, /* Kumaoni */ {"kha", HB_TAG('K','S','I',' ')}, /* Khasi */ {"khw", HB_TAG('K','H','W',' ')}, /* Khowar */ {"ki", HB_TAG('K','I','K',' ')}, /* Kikuyu */ {"kk", HB_TAG('K','A','Z',' ')}, /* Kazakh */ {"kl", HB_TAG('G','R','N',' ')}, /* Kalaallisut */ {"kln", HB_TAG('K','A','L',' ')}, /* Kalenjin */ {"km", HB_TAG('K','H','M',' ')}, /* Central Khmer */ {"kmw", HB_TAG('K','M','O',' ')}, /* Komo (Democratic Republic of Congo) */ {"kn", HB_TAG('K','A','N',' ')}, /* Kannada */ {"ko", HB_TAG('K','O','R',' ')}, /* Korean */ {"koi", HB_TAG('K','O','P',' ')}, /* Komi-Permyak */ {"kok", HB_TAG('K','O','K',' ')}, /* Konkani */ {"kpe", HB_TAG('K','P','L',' ')}, /* Kpelle */ {"kpv", HB_TAG('K','O','Z',' ')}, /* Komi-Zyrian */ {"kpy", HB_TAG('K','Y','K',' ')}, /* Koryak */ {"kqy", HB_TAG('K','R','T',' ')}, /* Koorete */ {"kr", HB_TAG('K','N','R',' ')}, /* Kanuri */ {"kri", HB_TAG('K','R','I',' ')}, /* Krio */ {"krl", HB_TAG('K','R','L',' ')}, /* Karelian */ {"kru", HB_TAG('K','U','U',' ')}, /* Kurukh */ {"ks", HB_TAG('K','S','H',' ')}, /* Kashmiri */ {"ku", HB_TAG('K','U','R',' ')}, /* Kurdish */ {"kum", HB_TAG('K','U','M',' ')}, /* Kumyk */ {"kvd", HB_TAG('K','U','I',' ')}, /* Kui (Indonesia) */ {"kxu", HB_TAG('K','U','I',' ')}, /* Kui (India) */ {"ky", HB_TAG('K','I','R',' ')}, /* Kirghiz */ {"la", HB_TAG('L','A','T',' ')}, /* Latin */ {"lad", HB_TAG('J','U','D',' ')}, /* Ladino */ {"lb", HB_TAG('L','T','Z',' ')}, /* Luxembourgish */ {"lbe", HB_TAG('L','A','K',' ')}, /* Lak */ {"lbj", HB_TAG('L','D','K',' ')}, /* Ladakhi */ {"lif", HB_TAG('L','M','B',' ')}, /* Limbu */ {"lld", HB_TAG('L','A','D',' ')}, /* Ladin */ {"ln", HB_TAG('L','I','N',' ')}, /* Lingala */ {"lo", HB_TAG('L','A','O',' ')}, /* Lao */ {"lt", HB_TAG('L','T','H',' ')}, /* Lithuanian */ {"luo", HB_TAG('L','U','O',' ')}, /* Luo (Kenya and Tanzania) */ {"luw", HB_TAG('L','U','O',' ')}, /* Luo (Cameroon) */ {"lv", HB_TAG('L','V','I',' ')}, /* Latvian */ {"lzz", HB_TAG('L','A','Z',' ')}, /* Laz */ {"mai", HB_TAG('M','T','H',' ')}, /* Maithili */ {"mdc", HB_TAG('M','L','E',' ')}, /* Male (Papua New Guinea) */ {"mdf", HB_TAG('M','O','K',' ')}, /* Moksha */ {"mdy", HB_TAG('M','L','E',' ')}, /* Male (Ethiopia) */ {"men", HB_TAG('M','D','E',' ')}, /* Mende (Sierra Leone) */ {"mg", HB_TAG('M','L','G',' ')}, /* Malagasy */ {"mi", HB_TAG('M','R','I',' ')}, /* Maori */ {"mk", HB_TAG('M','K','D',' ')}, /* Macedonian */ {"ml", HB_TAG('M','L','R',' ')}, /* Malayalam */ {"mn", HB_TAG('M','N','G',' ')}, /* Mongolian */ {"mnc", HB_TAG('M','C','H',' ')}, /* Manchu */ {"mni", HB_TAG('M','N','I',' ')}, /* Manipuri */ {"mnk", HB_TAG('M','N','D',' ')}, /* Mandinka */ {"mns", HB_TAG('M','A','N',' ')}, /* Mansi */ {"mnw", HB_TAG('M','O','N',' ')}, /* Mon */ {"mo", HB_TAG('M','O','L',' ')}, /* Moldavian */ {"moh", HB_TAG('M','O','H',' ')}, /* Mohawk */ {"mpe", HB_TAG('M','A','J',' ')}, /* Majang */ {"mr", HB_TAG('M','A','R',' ')}, /* Marathi */ {"ms", HB_TAG('M','L','Y',' ')}, /* Malay */ {"mt", HB_TAG('M','T','S',' ')}, /* Maltese */ {"mwr", HB_TAG('M','A','W',' ')}, /* Marwari */ {"my", HB_TAG('B','R','M',' ')}, /* Burmese */ {"mym", HB_TAG('M','E','N',' ')}, /* Me'en */ {"myv", HB_TAG('E','R','Z',' ')}, /* Erzya */ {"nb", HB_TAG('N','O','R',' ')}, /* Norwegian Bokmål */ {"nco", HB_TAG('S','I','B',' ')}, /* Sibe */ {"ne", HB_TAG('N','E','P',' ')}, /* Nepali */ {"new", HB_TAG('N','E','W',' ')}, /* Newari */ {"ng", HB_TAG('N','D','G',' ')}, /* Ndonga */ {"ngl", HB_TAG('L','M','W',' ')}, /* Lomwe */ {"niu", HB_TAG('N','I','U',' ')}, /* Niuean */ {"niv", HB_TAG('G','I','L',' ')}, /* Gilyak */ {"nl", HB_TAG('N','L','D',' ')}, /* Dutch */ {"nn", HB_TAG('N','Y','N',' ')}, /* Norwegian Nynorsk */ {"no", HB_TAG('N','O','R',' ')}, /* Norwegian (deprecated) */ {"nog", HB_TAG('N','O','G',' ')}, /* Nogai */ {"nqo", HB_TAG('N','K','O',' ')}, /* N'Ko */ {"nsk", HB_TAG('N','A','S',' ')}, /* Naskapi */ {"ny", HB_TAG('C','H','I',' ')}, /* Nyanja */ {"oc", HB_TAG('O','C','I',' ')}, /* Occitan (post 1500) */ {"oj", HB_TAG('O','J','B',' ')}, /* Ojibwa */ {"om", HB_TAG('O','R','O',' ')}, /* Oromo */ {"or", HB_TAG('O','R','I',' ')}, /* Oriya */ {"os", HB_TAG('O','S','S',' ')}, /* Ossetian */ {"pa", HB_TAG('P','A','N',' ')}, /* Panjabi */ {"pi", HB_TAG('P','A','L',' ')}, /* Pali */ {"pl", HB_TAG('P','L','K',' ')}, /* Polish */ {"plp", HB_TAG('P','A','P',' ')}, /* Palpa */ {"prs", HB_TAG('D','R','I',' ')}, /* Dari */ {"ps", HB_TAG('P','A','S',' ')}, /* Pushto */ {"pt", HB_TAG('P','T','G',' ')}, /* Portuguese */ {"raj", HB_TAG('R','A','J',' ')}, /* Rajasthani */ {"ria", HB_TAG('R','I','A',' ')}, /* Riang (India) */ {"ril", HB_TAG('R','I','A',' ')}, /* Riang (Myanmar) */ {"ro", HB_TAG('R','O','M',' ')}, /* Romanian */ {"rom", HB_TAG('R','O','Y',' ')}, /* Romany */ {"ru", HB_TAG('R','U','S',' ')}, /* Russian */ {"rue", HB_TAG('R','S','Y',' ')}, /* Rusyn */ {"sa", HB_TAG('S','A','N',' ')}, /* Sanskrit */ {"sah", HB_TAG('Y','A','K',' ')}, /* Yakut */ {"sat", HB_TAG('S','A','T',' ')}, /* Santali */ {"sck", HB_TAG('S','A','D',' ')}, /* Sadri */ {"sd", HB_TAG('S','N','D',' ')}, /* Sindhi */ {"se", HB_TAG('N','S','M',' ')}, /* Northern Sami */ {"seh", HB_TAG('S','N','A',' ')}, /* Sena */ {"sel", HB_TAG('S','E','L',' ')}, /* Selkup */ {"sg", HB_TAG('S','G','O',' ')}, /* Sango */ {"shn", HB_TAG('S','H','N',' ')}, /* Shan */ {"si", HB_TAG('S','N','H',' ')}, /* Sinhala */ {"sid", HB_TAG('S','I','D',' ')}, /* Sidamo */ {"sjd", HB_TAG('K','S','M',' ')}, /* Kildin Sami */ {"sk", HB_TAG('S','K','Y',' ')}, /* Slovak */ {"skr", HB_TAG('S','R','K',' ')}, /* Seraiki */ {"sl", HB_TAG('S','L','V',' ')}, /* Slovenian */ {"sm", HB_TAG('S','M','O',' ')}, /* Samoan */ {"sma", HB_TAG('S','S','M',' ')}, /* Southern Sami */ {"smj", HB_TAG('L','S','M',' ')}, /* Lule Sami */ {"smn", HB_TAG('I','S','M',' ')}, /* Inari Sami */ {"sms", HB_TAG('S','K','S',' ')}, /* Skolt Sami */ {"snk", HB_TAG('S','N','K',' ')}, /* Soninke */ {"so", HB_TAG('S','M','L',' ')}, /* Somali */ {"sq", HB_TAG('S','Q','I',' ')}, /* Albanian */ {"sr", HB_TAG('S','R','B',' ')}, /* Serbian */ {"srr", HB_TAG('S','R','R',' ')}, /* Serer */ {"suq", HB_TAG('S','U','R',' ')}, /* Suri */ {"sv", HB_TAG('S','V','E',' ')}, /* Swedish */ {"sva", HB_TAG('S','V','A',' ')}, /* Svan */ {"sw", HB_TAG('S','W','K',' ')}, /* Swahili */ {"swb", HB_TAG('C','M','R',' ')}, /* Comorian */ {"syr", HB_TAG('S','Y','R',' ')}, /* Syriac */ {"ta", HB_TAG('T','A','M',' ')}, /* Tamil */ {"tcy", HB_TAG('T','U','L',' ')}, /* Tulu */ {"te", HB_TAG('T','E','L',' ')}, /* Telugu */ {"tg", HB_TAG('T','A','J',' ')}, /* Tajik */ {"th", HB_TAG('T','H','A',' ')}, /* Thai */ {"ti", HB_TAG('T','G','Y',' ')}, /* Tigrinya */ {"tig", HB_TAG('T','G','R',' ')}, /* Tigre */ {"tk", HB_TAG('T','K','M',' ')}, /* Turkmen */ {"tn", HB_TAG('T','N','A',' ')}, /* Tswana */ {"tnz", HB_TAG('T','N','G',' ')}, /* Tonga (Thailand) */ {"to", HB_TAG('T','N','G',' ')}, /* Tonga (Tonga Islands) */ {"tog", HB_TAG('T','N','G',' ')}, /* Tonga (Nyasa) */ {"toi", HB_TAG('T','N','G',' ')}, /* Tonga (Zambia) */ {"tr", HB_TAG('T','R','K',' ')}, /* Turkish */ {"ts", HB_TAG('T','S','G',' ')}, /* Tsonga */ {"tt", HB_TAG('T','A','T',' ')}, /* Tatar */ {"tw", HB_TAG('T','W','I',' ')}, /* Twi */ {"ty", HB_TAG('T','H','T',' ')}, /* Tahitian */ {"udm", HB_TAG('U','D','M',' ')}, /* Udmurt */ {"ug", HB_TAG('U','Y','G',' ')}, /* Uighur */ {"uk", HB_TAG('U','K','R',' ')}, /* Ukrainian */ {"unr", HB_TAG('M','U','N',' ')}, /* Mundari */ {"ur", HB_TAG('U','R','D',' ')}, /* Urdu */ {"uz", HB_TAG('U','Z','B',' ')}, /* Uzbek */ {"ve", HB_TAG('V','E','N',' ')}, /* Venda */ {"vi", HB_TAG('V','I','T',' ')}, /* Vietnamese */ {"wbm", HB_TAG('W','A',' ',' ')}, /* Wa */ {"wbr", HB_TAG('W','A','G',' ')}, /* Wagdi */ {"wo", HB_TAG('W','L','F',' ')}, /* Wolof */ {"xal", HB_TAG('K','L','M',' ')}, /* Kalmyk */ {"xh", HB_TAG('X','H','S',' ')}, /* Xhosa */ {"xom", HB_TAG('K','M','O',' ')}, /* Komo (Sudan) */ {"xsl", HB_TAG('S','S','L',' ')}, /* South Slavey */ {"yi", HB_TAG('J','I','I',' ')}, /* Yiddish */ {"yo", HB_TAG('Y','B','A',' ')}, /* Yoruba */ {"yso", HB_TAG('N','I','S',' ')}, /* Nisi (China) */ {"zne", HB_TAG('Z','N','D',' ')}, /* Zande */ {"zu", HB_TAG('Z','U','L',' ')} /* Zulu */ /* I couldn't find the language id for these */ /*{"??", HB_TAG('A','G','W',' ')},*/ /* Agaw */ /*{"??", HB_TAG('A','L','S',' ')},*/ /* Alsatian */ /*{"??", HB_TAG('A','L','T',' ')},*/ /* Altai */ /*{"??", HB_TAG('A','R','K',' ')},*/ /* Arakanese */ /*{"??", HB_TAG('A','T','H',' ')},*/ /* Athapaskan */ /*{"??", HB_TAG('B','A','G',' ')},*/ /* Baghelkhandi */ /*{"??", HB_TAG('B','A','L',' ')},*/ /* Balkar */ /*{"??", HB_TAG('B','A','U',' ')},*/ /* Baule */ /*{"??", HB_TAG('B','B','R',' ')},*/ /* Berber */ /*{"??", HB_TAG('B','C','R',' ')},*/ /* Bible Cree */ /*{"??", HB_TAG('B','E','L',' ')},*/ /* Belarussian */ /*{"??", HB_TAG('B','I','L',' ')},*/ /* Bilen */ /*{"??", HB_TAG('B','K','F',' ')},*/ /* Blackfoot */ /*{"??", HB_TAG('B','L','N',' ')},*/ /* Balante */ /*{"??", HB_TAG('B','M','L',' ')},*/ /* Bamileke */ /*{"??", HB_TAG('B','R','I',' ')},*/ /* Braj Bhasha */ /*{"??", HB_TAG('C','H','G',' ')},*/ /* Chaha Gurage */ /*{"??", HB_TAG('C','H','H',' ')},*/ /* Chattisgarhi */ /*{"??", HB_TAG('C','H','K',' ')},*/ /* Chukchi */ /*{"??", HB_TAG('D','J','R',' ')},*/ /* Djerma */ /*{"??", HB_TAG('D','N','G',' ')},*/ /* Dangme */ /*{"??", HB_TAG('E','C','R',' ')},*/ /* Eastern Cree */ /*{"??", HB_TAG('F','A','N',' ')},*/ /* French Antillean */ /*{"??", HB_TAG('F','L','E',' ')},*/ /* Flemish */ /*{"??", HB_TAG('F','N','E',' ')},*/ /* Forest Nenets */ /*{"??", HB_TAG('F','T','A',' ')},*/ /* Futa */ /*{"??", HB_TAG('G','A','R',' ')},*/ /* Garshuni */ /*{"??", HB_TAG('G','E','Z',' ')},*/ /* Ge'ez */ /*{"??", HB_TAG('H','A','L',' ')},*/ /* Halam */ /*{"??", HB_TAG('H','A','R',' ')},*/ /* Harauti */ /*{"??", HB_TAG('H','A','W',' ')},*/ /* Hawaiin */ /*{"??", HB_TAG('H','B','N',' ')},*/ /* Hammer-Banna */ /*{"??", HB_TAG('H','M','A',' ')},*/ /* High Mari */ /*{"??", HB_TAG('H','N','D',' ')},*/ /* Hindko */ /*{"??", HB_TAG('I','J','O',' ')},*/ /* Ijo */ /*{"??", HB_TAG('I','L','O',' ')},*/ /* Ilokano */ /*{"??", HB_TAG('I','R','T',' ')},*/ /* Irish Traditional */ /*{"??", HB_TAG('J','U','L',' ')},*/ /* Jula */ /*{"??", HB_TAG('K','A','R',' ')},*/ /* Karachay */ /*{"??", HB_TAG('K','E','B',' ')},*/ /* Kebena */ /*{"??", HB_TAG('K','G','E',' ')},*/ /* Khutsuri Georgian */ /*{"??", HB_TAG('K','H','A',' ')},*/ /* Khakass */ /*{"??", HB_TAG('K','H','K',' ')},*/ /* Khanty-Kazim */ /*{"??", HB_TAG('K','H','S',' ')},*/ /* Khanty-Shurishkar */ /*{"??", HB_TAG('K','H','V',' ')},*/ /* Khanty-Vakhi */ /*{"??", HB_TAG('K','I','S',' ')},*/ /* Kisii */ /*{"??", HB_TAG('K','K','N',' ')},*/ /* Kokni */ /*{"??", HB_TAG('K','M','S',' ')},*/ /* Komso */ /*{"??", HB_TAG('K','O','D',' ')},*/ /* Kodagu */ /*{"??", HB_TAG('K','O','H',' ')},*/ /* Korean Old Hangul */ /*{"??", HB_TAG('K','O','N',' ')},*/ /* Kikongo */ /*{"??", HB_TAG('K','R','K',' ')},*/ /* Karakalpak */ /*{"??", HB_TAG('K','R','N',' ')},*/ /* Karen */ /*{"??", HB_TAG('K','U','L',' ')},*/ /* Kulvi */ /*{"??", HB_TAG('L','A','H',' ')},*/ /* Lahuli */ /*{"??", HB_TAG('L','A','M',' ')},*/ /* Lambani */ /*{"??", HB_TAG('L','C','R',' ')},*/ /* L-Cree */ /*{"??", HB_TAG('L','E','Z',' ')},*/ /* Lezgi */ /*{"??", HB_TAG('L','M','A',' ')},*/ /* Low Mari */ /*{"??", HB_TAG('L','U','B',' ')},*/ /* Luba */ /*{"??", HB_TAG('L','U','G',' ')},*/ /* Luganda */ /*{"??", HB_TAG('L','U','H',' ')},*/ /* Luhya */ /*{"??", HB_TAG('M','A','K',' ')},*/ /* Makua */ /*{"??", HB_TAG('M','A','L',' ')},*/ /* Malayalam Traditional */ /*{"??", HB_TAG('M','B','N',' ')},*/ /* Mbundu */ /*{"??", HB_TAG('M','I','Z',' ')},*/ /* Mizo */ /*{"??", HB_TAG('M','L','N',' ')},*/ /* Malinke */ /*{"??", HB_TAG('M','N','K',' ')},*/ /* Maninka */ /*{"??", HB_TAG('M','O','R',' ')},*/ /* Moroccan */ /*{"??", HB_TAG('N','A','G',' ')},*/ /* Naga-Assamese */ /*{"??", HB_TAG('N','C','R',' ')},*/ /* N-Cree */ /*{"??", HB_TAG('N','D','B',' ')},*/ /* Ndebele */ /*{"??", HB_TAG('N','G','R',' ')},*/ /* Nagari */ /*{"??", HB_TAG('N','H','C',' ')},*/ /* Norway House Cree */ /*{"??", HB_TAG('N','K','L',' ')},*/ /* Nkole */ /*{"??", HB_TAG('N','T','A',' ')},*/ /* Northern Tai */ /*{"??", HB_TAG('O','C','R',' ')},*/ /* Oji-Cree */ /*{"??", HB_TAG('P','A','A',' ')},*/ /* Palestinian Aramaic */ /*{"??", HB_TAG('P','G','R',' ')},*/ /* Polytonic Greek */ /*{"??", HB_TAG('P','L','G',' ')},*/ /* Palaung */ /*{"??", HB_TAG('Q','I','N',' ')},*/ /* Chin */ /*{"??", HB_TAG('R','B','U',' ')},*/ /* Russian Buriat */ /*{"??", HB_TAG('R','C','R',' ')},*/ /* R-Cree */ /*{"??", HB_TAG('R','M','S',' ')},*/ /* Rhaeto-Romanic */ /*{"??", HB_TAG('R','U','A',' ')},*/ /* Ruanda */ /*{"??", HB_TAG('S','A','Y',' ')},*/ /* Sayisi */ /*{"??", HB_TAG('S','E','K',' ')},*/ /* Sekota */ /*{"??", HB_TAG('S','I','G',' ')},*/ /* Silte Gurage */ /*{"??", HB_TAG('S','L','A',' ')},*/ /* Slavey */ /*{"??", HB_TAG('S','O','G',' ')},*/ /* Sodo Gurage */ /*{"??", HB_TAG('S','O','T',' ')},*/ /* Sotho */ /*{"??", HB_TAG('S','W','A',' ')},*/ /* Swadaya Aramaic */ /*{"??", HB_TAG('S','W','Z',' ')},*/ /* Swazi */ /*{"??", HB_TAG('S','X','T',' ')},*/ /* Sutu */ /*{"??", HB_TAG('T','A','B',' ')},*/ /* Tabasaran */ /*{"??", HB_TAG('T','C','R',' ')},*/ /* TH-Cree */ /*{"??", HB_TAG('T','G','N',' ')},*/ /* Tongan */ /*{"??", HB_TAG('T','M','N',' ')},*/ /* Temne */ /*{"??", HB_TAG('T','N','E',' ')},*/ /* Tundra Nenets */ /*{"??", HB_TAG('T','O','D',' ')},*/ /* Todo */ /*{"??", HB_TAG('T','U','A',' ')},*/ /* Turoyo Aramaic */ /*{"??", HB_TAG('T','U','V',' ')},*/ /* Tuvin */ /*{"??", HB_TAG('W','C','R',' ')},*/ /* West-Cree */ /*{"??", HB_TAG('X','B','D',' ')},*/ /* Tai Lue */ /*{"??", HB_TAG('Y','C','R',' ')},*/ /* Y-Cree */ /*{"??", HB_TAG('Y','I','C',' ')},*/ /* Yi Classic */ /*{"??", HB_TAG('Y','I','M',' ')},*/ /* Yi Modern */ /*{"??", HB_TAG('Z','H','P',' ')},*/ /* Chinese Phonetic */ }; static const LangTag ot_languages_zh[] = { {"zh-cn", HB_TAG('Z','H','S',' ')}, /* Chinese (China) */ {"zh-hk", HB_TAG('Z','H','H',' ')}, /* Chinese (Hong Kong) */ {"zh-mo", HB_TAG('Z','H','T',' ')}, /* Chinese (Macao) */ {"zh-sg", HB_TAG('Z','H','S',' ')}, /* Chinese (Singapore) */ {"zh-tw", HB_TAG('Z','H','T',' ')} /* Chinese (Taiwan) */ }; static int lang_compare_first_component (const char *a, const char *b) { unsigned int da, db; const char *p; p = strchr (a, '-'); da = p ? (unsigned int) (p - a) : strlen (a); p = strchr (b, '-'); db = p ? (unsigned int) (p - b) : strlen (b); return strncmp (a, b, MAX (da, db)); } static hb_bool_t lang_matches (const char *lang_str, const char *spec) { unsigned int len = strlen (spec); return strncmp (lang_str, spec, len) == 0 && (lang_str[len] == '\0' || lang_str[len] == '-'); } hb_tag_t hb_ot_tag_from_language (hb_language_t language) { const char *lang_str, *s; const LangTag *lang_tag; if (language == HB_LANGUAGE_INVALID) return HB_OT_TAG_DEFAULT_LANGUAGE; lang_str = hb_language_to_string (language); s = strstr (lang_str, "x-hbot"); if (s) { char tag[4]; int i; s += 6; for (i = 0; i < 4 && ISALPHA (s[i]); i++) tag[i] = TOUPPER (s[i]); if (i) { for (; i < 4; i++) tag[i] = ' '; return HB_TAG_CHAR4 (tag); } } /* Find a language matching in the first component */ lang_tag = (LangTag *) bsearch (lang_str, ot_languages, ARRAY_LENGTH (ot_languages), sizeof (LangTag), (hb_compare_func_t) lang_compare_first_component); if (lang_tag) return lang_tag->tag; /* Otherwise, check the Chinese ones */ if (0 == lang_compare_first_component (lang_str, "zh")) { unsigned int i; for (i = 0; i < ARRAY_LENGTH (ot_languages_zh); i++) { lang_tag = &ot_languages_zh[i]; if (lang_matches (lang_tag->language, lang_str)) return lang_tag->tag; } /* Otherwise just return 'ZHS ' */ return HB_TAG('Z','H','S',' '); } s = strchr (lang_str, '-'); if (!s) s = lang_str + strlen (lang_str); if (s - lang_str == 3) { /* Assume it's ISO-639-3 and upper-case and use it. */ return hb_tag_from_string (lang_str, s - lang_str) & ~0x20202000; } return HB_OT_TAG_DEFAULT_LANGUAGE; } hb_language_t hb_ot_tag_to_language (hb_tag_t tag) { unsigned int i; if (tag == HB_OT_TAG_DEFAULT_LANGUAGE) return NULL; for (i = 0; i < ARRAY_LENGTH (ot_languages); i++) if (ot_languages[i].tag == tag) return hb_language_from_string (ot_languages[i].language, -1); /* If tag starts with ZH, it's Chinese */ if ((tag & 0xFFFF0000) == 0x5A480000) { switch (tag) { case HB_TAG('Z','H','H',' '): return hb_language_from_string ("zh-hk", -1); /* Hong Kong */ default: { /* Encode the tag... */ unsigned char buf[14] = "zh-x-hbot"; buf[9] = tag >> 24; buf[10] = (tag >> 16) & 0xFF; buf[11] = (tag >> 8) & 0xFF; buf[12] = tag & 0xFF; if (buf[12] == 0x20) buf[12] = '\0'; buf[13] = '\0'; return hb_language_from_string ((char *) buf, -1); } } } /* Else return a custom language in the form of "x-hbotABCD" */ { unsigned char buf[11] = "x-hbot"; buf[6] = tag >> 24; buf[7] = (tag >> 16) & 0xFF; buf[8] = (tag >> 8) & 0xFF; buf[9] = tag & 0xFF; if (buf[9] == 0x20) buf[9] = '\0'; buf[10] = '\0'; return hb_language_from_string ((char *) buf, -1); } }