Line data Source code
1 : /*
2 : * Copyright 2013 Google Inc.
3 : *
4 : * Use of this source code is governed by a BSD-style license that can be
5 : * found in the LICENSE file.
6 : */
7 :
8 : #include "SkOTTable_name.h"
9 :
10 : #include "SkEndian.h"
11 : #include "SkString.h"
12 : #include "SkTSearch.h"
13 : #include "SkTemplates.h"
14 : #include "SkUtils.h"
15 :
16 0 : static SkUnichar SkUTF16BE_NextUnichar(const uint16_t** srcPtr) {
17 0 : SkASSERT(srcPtr && *srcPtr);
18 :
19 0 : const uint16_t* src = *srcPtr;
20 0 : SkUnichar c = SkEndian_SwapBE16(*src++);
21 :
22 0 : SkASSERT(!SkUTF16_IsLowSurrogate(c));
23 0 : if (SkUTF16_IsHighSurrogate(c)) {
24 0 : unsigned c2 = SkEndian_SwapBE16(*src++);
25 0 : SkASSERT(SkUTF16_IsLowSurrogate(c2));
26 :
27 0 : c = (c << 10) + c2 + (0x10000 - (0xD800 << 10) - 0xDC00);
28 : }
29 0 : *srcPtr = src;
30 0 : return c;
31 : }
32 :
33 0 : static void SkStringFromUTF16BE(const uint16_t* utf16be, size_t length, SkString& utf8) {
34 0 : SkASSERT(utf16be != nullptr);
35 :
36 0 : utf8.reset();
37 0 : size_t numberOf16BitValues = length / 2;
38 0 : const uint16_t* end = utf16be + numberOf16BitValues;
39 0 : while (utf16be < end) {
40 0 : utf8.appendUnichar(SkUTF16BE_NextUnichar(&utf16be));
41 : }
42 0 : }
43 :
44 : /** UnicodeFromMacRoman[macRomanPoint - 0x80] -> unicodeCodePoint.
45 : * Derived from http://www.unicode.org/Public/MAPPINGS/VENDORS/APPLE/ROMAN.TXT .
46 : * In MacRoman the first 128 code points match ASCII code points.
47 : * This maps the second 128 MacRoman code points to unicode code points.
48 : */
49 : static const uint16_t UnicodeFromMacRoman[0x80] = {
50 : 0x00C4, 0x00C5, 0x00C7, 0x00C9, 0x00D1, 0x00D6, 0x00DC, 0x00E1,
51 : 0x00E0, 0x00E2, 0x00E4, 0x00E3, 0x00E5, 0x00E7, 0x00E9, 0x00E8,
52 : 0x00EA, 0x00EB, 0x00ED, 0x00EC, 0x00EE, 0x00EF, 0x00F1, 0x00F3,
53 : 0x00F2, 0x00F4, 0x00F6, 0x00F5, 0x00FA, 0x00F9, 0x00FB, 0x00FC,
54 : 0x2020, 0x00B0, 0x00A2, 0x00A3, 0x00A7, 0x2022, 0x00B6, 0x00DF,
55 : 0x00AE, 0x00A9, 0x2122, 0x00B4, 0x00A8, 0x2260, 0x00C6, 0x00D8,
56 : 0x221E, 0x00B1, 0x2264, 0x2265, 0x00A5, 0x00B5, 0x2202, 0x2211,
57 : 0x220F, 0x03C0, 0x222B, 0x00AA, 0x00BA, 0x03A9, 0x00E6, 0x00F8,
58 : 0x00BF, 0x00A1, 0x00AC, 0x221A, 0x0192, 0x2248, 0x2206, 0x00AB,
59 : 0x00BB, 0x2026, 0x00A0, 0x00C0, 0x00C3, 0x00D5, 0x0152, 0x0153,
60 : 0x2013, 0x2014, 0x201C, 0x201D, 0x2018, 0x2019, 0x00F7, 0x25CA,
61 : 0x00FF, 0x0178, 0x2044, 0x20AC, 0x2039, 0x203A, 0xFB01, 0xFB02,
62 : 0x2021, 0x00B7, 0x201A, 0x201E, 0x2030, 0x00C2, 0x00CA, 0x00C1,
63 : 0x00CB, 0x00C8, 0x00CD, 0x00CE, 0x00CF, 0x00CC, 0x00D3, 0x00D4,
64 : 0xF8FF, 0x00D2, 0x00DA, 0x00DB, 0x00D9, 0x0131, 0x02C6, 0x02DC,
65 : 0x00AF, 0x02D8, 0x02D9, 0x02DA, 0x00B8, 0x02DD, 0x02DB, 0x02C7,
66 : };
67 :
68 0 : static void SkStringFromMacRoman(const uint8_t* macRoman, size_t length, SkString& utf8) {
69 0 : utf8.reset();
70 0 : for (size_t i = 0; i < length; ++i) {
71 0 : utf8.appendUnichar(macRoman[i] < 0x80 ? macRoman[i]
72 0 : : UnicodeFromMacRoman[macRoman[i] - 0x80]);
73 : }
74 0 : }
75 :
76 : static const struct BCP47FromLanguageId {
77 : uint16_t languageID;
78 : const char* bcp47;
79 : }
80 : /** The Mac and Windows values do not conflict, so this is currently one single table. */
81 : BCP47FromLanguageID[] = {
82 : /** A mapping from Mac Language Designators to BCP 47 codes.
83 : * The following list was constructed more or less manually.
84 : * Apple now uses BCP 47 (post OSX10.4), so there will be no new entries.
85 : */
86 : {0, "en"}, //English
87 : {1, "fr"}, //French
88 : {2, "de"}, //German
89 : {3, "it"}, //Italian
90 : {4, "nl"}, //Dutch
91 : {5, "sv"}, //Swedish
92 : {6, "es"}, //Spanish
93 : {7, "da"}, //Danish
94 : {8, "pt"}, //Portuguese
95 : {9, "nb"}, //Norwegian
96 : {10, "he"}, //Hebrew
97 : {11, "ja"}, //Japanese
98 : {12, "ar"}, //Arabic
99 : {13, "fi"}, //Finnish
100 : {14, "el"}, //Greek
101 : {15, "is"}, //Icelandic
102 : {16, "mt"}, //Maltese
103 : {17, "tr"}, //Turkish
104 : {18, "hr"}, //Croatian
105 : {19, "zh-Hant"}, //Chinese (Traditional)
106 : {20, "ur"}, //Urdu
107 : {21, "hi"}, //Hindi
108 : {22, "th"}, //Thai
109 : {23, "ko"}, //Korean
110 : {24, "lt"}, //Lithuanian
111 : {25, "pl"}, //Polish
112 : {26, "hu"}, //Hungarian
113 : {27, "et"}, //Estonian
114 : {28, "lv"}, //Latvian
115 : {29, "se"}, //Sami
116 : {30, "fo"}, //Faroese
117 : {31, "fa"}, //Farsi (Persian)
118 : {32, "ru"}, //Russian
119 : {33, "zh-Hans"}, //Chinese (Simplified)
120 : {34, "nl"}, //Dutch
121 : {35, "ga"}, //Irish(Gaelic)
122 : {36, "sq"}, //Albanian
123 : {37, "ro"}, //Romanian
124 : {38, "cs"}, //Czech
125 : {39, "sk"}, //Slovak
126 : {40, "sl"}, //Slovenian
127 : {41, "yi"}, //Yiddish
128 : {42, "sr"}, //Serbian
129 : {43, "mk"}, //Macedonian
130 : {44, "bg"}, //Bulgarian
131 : {45, "uk"}, //Ukrainian
132 : {46, "be"}, //Byelorussian
133 : {47, "uz"}, //Uzbek
134 : {48, "kk"}, //Kazakh
135 : {49, "az-Cyrl"}, //Azerbaijani (Cyrillic)
136 : {50, "az-Arab"}, //Azerbaijani (Arabic)
137 : {51, "hy"}, //Armenian
138 : {52, "ka"}, //Georgian
139 : {53, "mo"}, //Moldavian
140 : {54, "ky"}, //Kirghiz
141 : {55, "tg"}, //Tajiki
142 : {56, "tk"}, //Turkmen
143 : {57, "mn-Mong"}, //Mongolian (Traditional)
144 : {58, "mn-Cyrl"}, //Mongolian (Cyrillic)
145 : {59, "ps"}, //Pashto
146 : {60, "ku"}, //Kurdish
147 : {61, "ks"}, //Kashmiri
148 : {62, "sd"}, //Sindhi
149 : {63, "bo"}, //Tibetan
150 : {64, "ne"}, //Nepali
151 : {65, "sa"}, //Sanskrit
152 : {66, "mr"}, //Marathi
153 : {67, "bn"}, //Bengali
154 : {68, "as"}, //Assamese
155 : {69, "gu"}, //Gujarati
156 : {70, "pa"}, //Punjabi
157 : {71, "or"}, //Oriya
158 : {72, "ml"}, //Malayalam
159 : {73, "kn"}, //Kannada
160 : {74, "ta"}, //Tamil
161 : {75, "te"}, //Telugu
162 : {76, "si"}, //Sinhalese
163 : {77, "my"}, //Burmese
164 : {78, "km"}, //Khmer
165 : {79, "lo"}, //Lao
166 : {80, "vi"}, //Vietnamese
167 : {81, "id"}, //Indonesian
168 : {82, "tl"}, //Tagalog
169 : {83, "ms-Latn"}, //Malay (Roman)
170 : {84, "ms-Arab"}, //Malay (Arabic)
171 : {85, "am"}, //Amharic
172 : {86, "ti"}, //Tigrinya
173 : {87, "om"}, //Oromo
174 : {88, "so"}, //Somali
175 : {89, "sw"}, //Swahili
176 : {90, "rw"}, //Kinyarwanda/Ruanda
177 : {91, "rn"}, //Rundi
178 : {92, "ny"}, //Nyanja/Chewa
179 : {93, "mg"}, //Malagasy
180 : {94, "eo"}, //Esperanto
181 : {128, "cy"}, //Welsh
182 : {129, "eu"}, //Basque
183 : {130, "ca"}, //Catalan
184 : {131, "la"}, //Latin
185 : {132, "qu"}, //Quechua
186 : {133, "gn"}, //Guarani
187 : {134, "ay"}, //Aymara
188 : {135, "tt"}, //Tatar
189 : {136, "ug"}, //Uighur
190 : {137, "dz"}, //Dzongkha
191 : {138, "jv-Latn"}, //Javanese (Roman)
192 : {139, "su-Latn"}, //Sundanese (Roman)
193 : {140, "gl"}, //Galician
194 : {141, "af"}, //Afrikaans
195 : {142, "br"}, //Breton
196 : {143, "iu"}, //Inuktitut
197 : {144, "gd"}, //Scottish (Gaelic)
198 : {145, "gv"}, //Manx (Gaelic)
199 : {146, "ga"}, //Irish (Gaelic with Lenition)
200 : {147, "to"}, //Tongan
201 : {148, "el"}, //Greek (Polytonic) Note: ISO 15924 does not have an equivalent script name.
202 : {149, "kl"}, //Greenlandic
203 : {150, "az-Latn"}, //Azerbaijani (Roman)
204 : {151, "nn"}, //Nynorsk
205 :
206 : /** A mapping from Windows LCID to BCP 47 codes.
207 : * This list is the sorted, curated output of tools/win_lcid.cpp.
208 : * Note that these are sorted by value for quick binary lookup, and not logically by lsb.
209 : * The 'bare' language ids (e.g. 0x0001 for Arabic) are ommitted
210 : * as they do not appear as valid language ids in the OpenType specification.
211 : */
212 : { 0x0401, "ar-SA" }, //Arabic
213 : { 0x0402, "bg-BG" }, //Bulgarian
214 : { 0x0403, "ca-ES" }, //Catalan
215 : { 0x0404, "zh-TW" }, //Chinese (Traditional)
216 : { 0x0405, "cs-CZ" }, //Czech
217 : { 0x0406, "da-DK" }, //Danish
218 : { 0x0407, "de-DE" }, //German
219 : { 0x0408, "el-GR" }, //Greek
220 : { 0x0409, "en-US" }, //English
221 : { 0x040a, "es-ES_tradnl" }, //Spanish
222 : { 0x040b, "fi-FI" }, //Finnish
223 : { 0x040c, "fr-FR" }, //French
224 : { 0x040d, "he-IL" }, //Hebrew
225 : { 0x040d, "he" }, //Hebrew
226 : { 0x040e, "hu-HU" }, //Hungarian
227 : { 0x040e, "hu" }, //Hungarian
228 : { 0x040f, "is-IS" }, //Icelandic
229 : { 0x0410, "it-IT" }, //Italian
230 : { 0x0411, "ja-JP" }, //Japanese
231 : { 0x0412, "ko-KR" }, //Korean
232 : { 0x0413, "nl-NL" }, //Dutch
233 : { 0x0414, "nb-NO" }, //Norwegian (Bokmål)
234 : { 0x0415, "pl-PL" }, //Polish
235 : { 0x0416, "pt-BR" }, //Portuguese
236 : { 0x0417, "rm-CH" }, //Romansh
237 : { 0x0418, "ro-RO" }, //Romanian
238 : { 0x0419, "ru-RU" }, //Russian
239 : { 0x041a, "hr-HR" }, //Croatian
240 : { 0x041b, "sk-SK" }, //Slovak
241 : { 0x041c, "sq-AL" }, //Albanian
242 : { 0x041d, "sv-SE" }, //Swedish
243 : { 0x041e, "th-TH" }, //Thai
244 : { 0x041f, "tr-TR" }, //Turkish
245 : { 0x0420, "ur-PK" }, //Urdu
246 : { 0x0421, "id-ID" }, //Indonesian
247 : { 0x0422, "uk-UA" }, //Ukrainian
248 : { 0x0423, "be-BY" }, //Belarusian
249 : { 0x0424, "sl-SI" }, //Slovenian
250 : { 0x0425, "et-EE" }, //Estonian
251 : { 0x0426, "lv-LV" }, //Latvian
252 : { 0x0427, "lt-LT" }, //Lithuanian
253 : { 0x0428, "tg-Cyrl-TJ" }, //Tajik (Cyrillic)
254 : { 0x0429, "fa-IR" }, //Persian
255 : { 0x042a, "vi-VN" }, //Vietnamese
256 : { 0x042b, "hy-AM" }, //Armenian
257 : { 0x042c, "az-Latn-AZ" }, //Azeri (Latin)
258 : { 0x042d, "eu-ES" }, //Basque
259 : { 0x042e, "hsb-DE" }, //Upper Sorbian
260 : { 0x042f, "mk-MK" }, //Macedonian (FYROM)
261 : { 0x0432, "tn-ZA" }, //Setswana
262 : { 0x0434, "xh-ZA" }, //isiXhosa
263 : { 0x0435, "zu-ZA" }, //isiZulu
264 : { 0x0436, "af-ZA" }, //Afrikaans
265 : { 0x0437, "ka-GE" }, //Georgian
266 : { 0x0438, "fo-FO" }, //Faroese
267 : { 0x0439, "hi-IN" }, //Hindi
268 : { 0x043a, "mt-MT" }, //Maltese
269 : { 0x043b, "se-NO" }, //Sami (Northern)
270 : { 0x043e, "ms-MY" }, //Malay
271 : { 0x043f, "kk-KZ" }, //Kazakh
272 : { 0x0440, "ky-KG" }, //Kyrgyz
273 : { 0x0441, "sw-KE" }, //Kiswahili
274 : { 0x0442, "tk-TM" }, //Turkmen
275 : { 0x0443, "uz-Latn-UZ" }, //Uzbek (Latin)
276 : { 0x0443, "uz" }, //Uzbek
277 : { 0x0444, "tt-RU" }, //Tatar
278 : { 0x0445, "bn-IN" }, //Bengali
279 : { 0x0446, "pa-IN" }, //Punjabi
280 : { 0x0447, "gu-IN" }, //Gujarati
281 : { 0x0448, "or-IN" }, //Oriya
282 : { 0x0449, "ta-IN" }, //Tamil
283 : { 0x044a, "te-IN" }, //Telugu
284 : { 0x044b, "kn-IN" }, //Kannada
285 : { 0x044c, "ml-IN" }, //Malayalam
286 : { 0x044d, "as-IN" }, //Assamese
287 : { 0x044e, "mr-IN" }, //Marathi
288 : { 0x044f, "sa-IN" }, //Sanskrit
289 : { 0x0450, "mn-Cyrl" }, //Mongolian (Cyrillic)
290 : { 0x0451, "bo-CN" }, //Tibetan
291 : { 0x0452, "cy-GB" }, //Welsh
292 : { 0x0453, "km-KH" }, //Khmer
293 : { 0x0454, "lo-LA" }, //Lao
294 : { 0x0456, "gl-ES" }, //Galician
295 : { 0x0457, "kok-IN" }, //Konkani
296 : { 0x045a, "syr-SY" }, //Syriac
297 : { 0x045b, "si-LK" }, //Sinhala
298 : { 0x045d, "iu-Cans-CA" }, //Inuktitut (Syllabics)
299 : { 0x045e, "am-ET" }, //Amharic
300 : { 0x0461, "ne-NP" }, //Nepali
301 : { 0x0462, "fy-NL" }, //Frisian
302 : { 0x0463, "ps-AF" }, //Pashto
303 : { 0x0464, "fil-PH" }, //Filipino
304 : { 0x0465, "dv-MV" }, //Divehi
305 : { 0x0468, "ha-Latn-NG" }, //Hausa (Latin)
306 : { 0x046a, "yo-NG" }, //Yoruba
307 : { 0x046b, "quz-BO" }, //Quechua
308 : { 0x046c, "nso-ZA" }, //Sesotho sa Leboa
309 : { 0x046d, "ba-RU" }, //Bashkir
310 : { 0x046e, "lb-LU" }, //Luxembourgish
311 : { 0x046f, "kl-GL" }, //Greenlandic
312 : { 0x0470, "ig-NG" }, //Igbo
313 : { 0x0478, "ii-CN" }, //Yi
314 : { 0x047a, "arn-CL" }, //Mapudungun
315 : { 0x047c, "moh-CA" }, //Mohawk
316 : { 0x047e, "br-FR" }, //Breton
317 : { 0x0480, "ug-CN" }, //Uyghur
318 : { 0x0481, "mi-NZ" }, //Maori
319 : { 0x0482, "oc-FR" }, //Occitan
320 : { 0x0483, "co-FR" }, //Corsican
321 : { 0x0484, "gsw-FR" }, //Alsatian
322 : { 0x0485, "sah-RU" }, //Yakut
323 : { 0x0486, "qut-GT" }, //K'iche
324 : { 0x0487, "rw-RW" }, //Kinyarwanda
325 : { 0x0488, "wo-SN" }, //Wolof
326 : { 0x048c, "prs-AF" }, //Dari
327 : { 0x0491, "gd-GB" }, //Scottish Gaelic
328 : { 0x0801, "ar-IQ" }, //Arabic
329 : { 0x0804, "zh-Hans" }, //Chinese (Simplified)
330 : { 0x0807, "de-CH" }, //German
331 : { 0x0809, "en-GB" }, //English
332 : { 0x080a, "es-MX" }, //Spanish
333 : { 0x080c, "fr-BE" }, //French
334 : { 0x0810, "it-CH" }, //Italian
335 : { 0x0813, "nl-BE" }, //Dutch
336 : { 0x0814, "nn-NO" }, //Norwegian (Nynorsk)
337 : { 0x0816, "pt-PT" }, //Portuguese
338 : { 0x081a, "sr-Latn-CS" }, //Serbian (Latin)
339 : { 0x081d, "sv-FI" }, //Swedish
340 : { 0x082c, "az-Cyrl-AZ" }, //Azeri (Cyrillic)
341 : { 0x082e, "dsb-DE" }, //Lower Sorbian
342 : { 0x082e, "dsb" }, //Lower Sorbian
343 : { 0x083b, "se-SE" }, //Sami (Northern)
344 : { 0x083c, "ga-IE" }, //Irish
345 : { 0x083e, "ms-BN" }, //Malay
346 : { 0x0843, "uz-Cyrl-UZ" }, //Uzbek (Cyrillic)
347 : { 0x0845, "bn-BD" }, //Bengali
348 : { 0x0850, "mn-Mong-CN" }, //Mongolian (Traditional Mongolian)
349 : { 0x085d, "iu-Latn-CA" }, //Inuktitut (Latin)
350 : { 0x085f, "tzm-Latn-DZ" }, //Tamazight (Latin)
351 : { 0x086b, "quz-EC" }, //Quechua
352 : { 0x0c01, "ar-EG" }, //Arabic
353 : { 0x0c04, "zh-Hant" }, //Chinese (Traditional)
354 : { 0x0c07, "de-AT" }, //German
355 : { 0x0c09, "en-AU" }, //English
356 : { 0x0c0a, "es-ES" }, //Spanish
357 : { 0x0c0c, "fr-CA" }, //French
358 : { 0x0c1a, "sr-Cyrl-CS" }, //Serbian (Cyrillic)
359 : { 0x0c3b, "se-FI" }, //Sami (Northern)
360 : { 0x0c6b, "quz-PE" }, //Quechua
361 : { 0x1001, "ar-LY" }, //Arabic
362 : { 0x1004, "zh-SG" }, //Chinese (Simplified)
363 : { 0x1007, "de-LU" }, //German
364 : { 0x1009, "en-CA" }, //English
365 : { 0x100a, "es-GT" }, //Spanish
366 : { 0x100c, "fr-CH" }, //French
367 : { 0x101a, "hr-BA" }, //Croatian (Latin)
368 : { 0x103b, "smj-NO" }, //Sami (Lule)
369 : { 0x1401, "ar-DZ" }, //Arabic
370 : { 0x1404, "zh-MO" }, //Chinese (Traditional)
371 : { 0x1407, "de-LI" }, //German
372 : { 0x1409, "en-NZ" }, //English
373 : { 0x140a, "es-CR" }, //Spanish
374 : { 0x140c, "fr-LU" }, //French
375 : { 0x141a, "bs-Latn-BA" }, //Bosnian (Latin)
376 : { 0x141a, "bs" }, //Bosnian
377 : { 0x143b, "smj-SE" }, //Sami (Lule)
378 : { 0x143b, "smj" }, //Sami (Lule)
379 : { 0x1801, "ar-MA" }, //Arabic
380 : { 0x1809, "en-IE" }, //English
381 : { 0x180a, "es-PA" }, //Spanish
382 : { 0x180c, "fr-MC" }, //French
383 : { 0x181a, "sr-Latn-BA" }, //Serbian (Latin)
384 : { 0x183b, "sma-NO" }, //Sami (Southern)
385 : { 0x1c01, "ar-TN" }, //Arabic
386 : { 0x1c09, "en-ZA" }, //English
387 : { 0x1c0a, "es-DO" }, //Spanish
388 : { 0x1c1a, "sr-Cyrl-BA" }, //Serbian (Cyrillic)
389 : { 0x1c3b, "sma-SE" }, //Sami (Southern)
390 : { 0x1c3b, "sma" }, //Sami (Southern)
391 : { 0x2001, "ar-OM" }, //Arabic
392 : { 0x2009, "en-JM" }, //English
393 : { 0x200a, "es-VE" }, //Spanish
394 : { 0x201a, "bs-Cyrl-BA" }, //Bosnian (Cyrillic)
395 : { 0x201a, "bs-Cyrl" }, //Bosnian (Cyrillic)
396 : { 0x203b, "sms-FI" }, //Sami (Skolt)
397 : { 0x203b, "sms" }, //Sami (Skolt)
398 : { 0x2401, "ar-YE" }, //Arabic
399 : { 0x2409, "en-029" }, //English
400 : { 0x240a, "es-CO" }, //Spanish
401 : { 0x241a, "sr-Latn-RS" }, //Serbian (Latin)
402 : { 0x243b, "smn-FI" }, //Sami (Inari)
403 : { 0x2801, "ar-SY" }, //Arabic
404 : { 0x2809, "en-BZ" }, //English
405 : { 0x280a, "es-PE" }, //Spanish
406 : { 0x281a, "sr-Cyrl-RS" }, //Serbian (Cyrillic)
407 : { 0x2c01, "ar-JO" }, //Arabic
408 : { 0x2c09, "en-TT" }, //English
409 : { 0x2c0a, "es-AR" }, //Spanish
410 : { 0x2c1a, "sr-Latn-ME" }, //Serbian (Latin)
411 : { 0x3001, "ar-LB" }, //Arabic
412 : { 0x3009, "en-ZW" }, //English
413 : { 0x300a, "es-EC" }, //Spanish
414 : { 0x301a, "sr-Cyrl-ME" }, //Serbian (Cyrillic)
415 : { 0x3401, "ar-KW" }, //Arabic
416 : { 0x3409, "en-PH" }, //English
417 : { 0x340a, "es-CL" }, //Spanish
418 : { 0x3801, "ar-AE" }, //Arabic
419 : { 0x380a, "es-UY" }, //Spanish
420 : { 0x3c01, "ar-BH" }, //Arabic
421 : { 0x3c0a, "es-PY" }, //Spanish
422 : { 0x4001, "ar-QA" }, //Arabic
423 : { 0x4009, "en-IN" }, //English
424 : { 0x400a, "es-BO" }, //Spanish
425 : { 0x4409, "en-MY" }, //English
426 : { 0x440a, "es-SV" }, //Spanish
427 : { 0x4809, "en-SG" }, //English
428 : { 0x480a, "es-HN" }, //Spanish
429 : { 0x4c0a, "es-NI" }, //Spanish
430 : { 0x500a, "es-PR" }, //Spanish
431 : { 0x540a, "es-US" }, //Spanish
432 : };
433 :
434 : namespace {
435 0 : bool BCP47FromLanguageIdLess(const BCP47FromLanguageId& a, const BCP47FromLanguageId& b) {
436 0 : return a.languageID < b.languageID;
437 : }
438 : }
439 :
440 0 : bool SkOTTableName::Iterator::next(SkOTTableName::Iterator::Record& record) {
441 0 : const size_t nameRecordsCount = SkEndian_SwapBE16(fName.count);
442 0 : const SkOTTableName::Record* nameRecords = SkTAfter<const SkOTTableName::Record>(&fName);
443 : const SkOTTableName::Record* nameRecord;
444 :
445 : // Find the next record which matches the requested type.
446 0 : do {
447 0 : if (fIndex >= nameRecordsCount) {
448 0 : return false;
449 : }
450 :
451 0 : nameRecord = &nameRecords[fIndex];
452 0 : ++fIndex;
453 0 : } while (fType != -1 && nameRecord->nameID.fontSpecific != fType);
454 :
455 0 : record.type = nameRecord->nameID.fontSpecific;
456 :
457 0 : const uint16_t stringTableOffset = SkEndian_SwapBE16(fName.stringOffset);
458 0 : const char* stringTable = SkTAddOffset<const char>(&fName, stringTableOffset);
459 :
460 : // Decode the name into UTF-8.
461 0 : const uint16_t nameOffset = SkEndian_SwapBE16(nameRecord->offset);
462 0 : const uint16_t nameLength = SkEndian_SwapBE16(nameRecord->length);
463 0 : const char* nameString = SkTAddOffset<const char>(stringTable, nameOffset);
464 0 : switch (nameRecord->platformID.value) {
465 : case SkOTTableName::Record::PlatformID::Windows:
466 0 : if (SkOTTableName::Record::EncodingID::Windows::UnicodeBMPUCS2
467 0 : != nameRecord->encodingID.windows.value
468 0 : && SkOTTableName::Record::EncodingID::Windows::UnicodeUCS4
469 0 : != nameRecord->encodingID.windows.value
470 0 : && SkOTTableName::Record::EncodingID::Windows::Symbol
471 0 : != nameRecord->encodingID.windows.value)
472 : {
473 0 : record.name.reset();
474 0 : break;
475 : }
476 : case SkOTTableName::Record::PlatformID::Unicode:
477 : case SkOTTableName::Record::PlatformID::ISO:
478 0 : SkStringFromUTF16BE((const uint16_t*)nameString, nameLength, record.name);
479 0 : break;
480 :
481 : case SkOTTableName::Record::PlatformID::Macintosh:
482 : // TODO: need better decoding, especially on Mac.
483 0 : if (SkOTTableName::Record::EncodingID::Macintosh::Roman
484 0 : != nameRecord->encodingID.macintosh.value)
485 : {
486 0 : record.name.reset();
487 0 : break;
488 : }
489 0 : SkStringFromMacRoman((const uint8_t*)nameString, nameLength, record.name);
490 0 : break;
491 :
492 : case SkOTTableName::Record::PlatformID::Custom:
493 : // These should never appear in a 'name' table.
494 : default:
495 0 : SkASSERT(false);
496 0 : record.name.reset();
497 0 : break;
498 : }
499 :
500 : // Determine the language.
501 0 : const uint16_t languageID = SkEndian_SwapBE16(nameRecord->languageID.languageTagID);
502 :
503 : // Handle format 1 languages.
504 0 : if (SkOTTableName::format_1 == fName.format && languageID >= 0x8000) {
505 0 : const uint16_t languageTagRecordIndex = languageID - 0x8000;
506 :
507 : const SkOTTableName::Format1Ext* format1ext =
508 0 : SkTAfter<const SkOTTableName::Format1Ext>(nameRecords, nameRecordsCount);
509 :
510 0 : if (languageTagRecordIndex < SkEndian_SwapBE16(format1ext->langTagCount)) {
511 : const SkOTTableName::Format1Ext::LangTagRecord* languageTagRecord =
512 0 : SkTAfter<const SkOTTableName::Format1Ext::LangTagRecord>(format1ext);
513 :
514 0 : uint16_t offset = SkEndian_SwapBE16(languageTagRecord[languageTagRecordIndex].offset);
515 0 : uint16_t length = SkEndian_SwapBE16(languageTagRecord[languageTagRecordIndex].length);
516 0 : const uint16_t* string = SkTAddOffset<const uint16_t>(stringTable, offset);
517 0 : SkStringFromUTF16BE(string, length, record.language);
518 0 : return true;
519 : }
520 : }
521 :
522 : // Handle format 0 languages, translating them into BCP 47.
523 0 : const BCP47FromLanguageId target = { languageID, "" };
524 : int languageIndex = SkTSearch<BCP47FromLanguageId, BCP47FromLanguageIdLess>(
525 0 : BCP47FromLanguageID, SK_ARRAY_COUNT(BCP47FromLanguageID), target, sizeof(target));
526 0 : if (languageIndex >= 0) {
527 0 : record.language = BCP47FromLanguageID[languageIndex].bcp47;
528 0 : return true;
529 : }
530 :
531 : // Unknown language, return the BCP 47 code 'und' for 'undetermined'.
532 0 : record.language = "und";
533 0 : return true;
534 : }
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