614 lines
32 KiB
Dart
614 lines
32 KiB
Dart
import 'dart:convert';
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import 'dart:typed_data';
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/// The ISO-8859-2/Latin-2 (Eastern European) code page.
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final CodePage latin2 =
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CodePage._bmp("latin-2", "$_ascii$_noControls$_top8859_2");
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/// The ISO-8859-3/Latin-3 (South European) code page.
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final CodePage latin3 =
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CodePage._bmp("latin-3", "$_ascii$_noControls$_top8859_3");
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/// The ISO-8859-4/Latin-4 (North European) code page.
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final CodePage latin4 =
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CodePage._bmp("latin-4", "$_ascii$_noControls$_top8859_4");
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/// The ISO-8859-5/Latin-Cyrillic code page.
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final CodePage latinCyrillic =
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CodePage._bmp("cyrillic", "$_ascii$_noControls$_top8859_5");
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/// The ISO-8859-6/Latin-Arabic code page.
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final CodePage latinArabic =
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CodePage._bmp("arabic", "$_ascii$_noControls$_top8859_6");
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/// The ISO-8859-7/Latin-Greek code page.
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final CodePage latinGreek =
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CodePage._bmp("greek", "$_ascii$_noControls$_top8859_7");
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/// The ISO-8859-7/Latin-Hebrew code page.
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final CodePage latinHebrew =
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CodePage._bmp("hebrew", "$_ascii$_noControls$_top8859_8");
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/// The ISO-8859-9/Latin-5 (Turkish) code page.
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final CodePage latin5 =
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CodePage._bmp("latin-5", "$_ascii$_noControls$_top8859_9");
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/// The ISO-8859-10/Latin-6 (Nordic) code page.
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final CodePage latin6 =
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CodePage._bmp("latin-6", "$_ascii$_noControls$_top8859_10");
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/// The ISO-8859-11/Latin-Thai code page.
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final CodePage latinThai =
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CodePage._bmp("tis620", "$_ascii$_noControls$_top8859_11");
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/// The ISO-8859-13/Latin-6 (Baltic Rim) code page.
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final CodePage latin7 =
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CodePage._bmp("latin-7", "$_ascii$_noControls$_top8859_13");
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/// The ISO-8859-14/Latin-8 (Celtic) code page.
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final CodePage latin8 =
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CodePage._bmp("latin-8", "$_ascii$_noControls$_top8859_14");
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/// The ISO-8859-15/Latin-9 (Western European revised) code page.
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final CodePage latin9 =
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CodePage._bmp("latin-9", "$_ascii$_noControls$_top8859_15");
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/// The ISO-8859-16/Latin-10 (South Eastern European) code page.
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final CodePage latin10 =
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CodePage._bmp("latin-10", "$_ascii$_noControls$_top8859_16");
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final CodePage windows874 = CodePage._bmp("windows874", "$_ascii$_win874");
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final CodePage windows1250 = CodePage._bmp("windows1250", "$_ascii$_win1250");
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final CodePage windows1251 = CodePage._bmp("windows1251", "$_ascii$_win1251");
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final CodePage windows1252 = CodePage._bmp("windows1252", "$_ascii$_win1252");
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final CodePage windows1253 = CodePage._bmp("windows1253", "$_ascii$_win1253");
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final CodePage windows1254 = CodePage._bmp("windows1254", "$_ascii$_win1254");
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final CodePage windows1255 = CodePage._bmp("windows1255", "$_ascii$_win1255");
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final CodePage windows1256 = CodePage._bmp("windows1256", "$_ascii$_win1256");
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final CodePage windows1257 = CodePage._bmp("windows1257", "$_ascii$_win1257");
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final CodePage windows1258 = CodePage._bmp("windows1258", "$_ascii$_win1258");
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final CodePage cp437 = CodePage._bmp("cp437", "$_ascii$_cp437");
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final CodePage cp737 = CodePage._bmp("cp737", "$_ascii$_cp737");
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final CodePage cp775 = CodePage._bmp("cp775", "$_ascii$_cp775");
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final CodePage cp850 = CodePage._bmp("cp850", "$_ascii$_cp850");
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final CodePage cp852 = CodePage._bmp("cp852", "$_ascii$_cp852");
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final CodePage cp855 = CodePage._bmp("cp855", "$_ascii$_cp855");
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final CodePage cp856 = CodePage._bmp("cp856", "$_ascii$_cp856");
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final CodePage cp857 = CodePage._bmp("cp857", "$_ascii$_cp857");
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final CodePage cp858 = CodePage._bmp("cp858", "$_ascii$_cp858");
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final CodePage cp860 = CodePage._bmp("cp860", "$_ascii$_cp860");
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final CodePage cp861 = CodePage._bmp("cp861", "$_ascii$_cp861");
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final CodePage cp862 = CodePage._bmp("cp862", "$_ascii$_cp862");
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final CodePage cp863 = CodePage._bmp("cp863", "$_ascii$_cp863");
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final CodePage cp864 = CodePage._bmp("cp864", "$_ascii$_cp864");
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final CodePage cp865 = CodePage._bmp("cp865", "$_ascii$_cp865");
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final CodePage cp866 = CodePage._bmp("cp866", "$_ascii$_cp866");
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final CodePage cp869 = CodePage._bmp("cp869", "$_ascii$_cp869");
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final CodePage cp922 = CodePage._bmp("cp922", "$_ascii$_noControls$_cp922");
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final CodePage cp1046 = CodePage._bmp("cp1046", "$_ascii$_cp1046");
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final CodePage cp1124 = CodePage._bmp("cp1124", "$_ascii$_noControls$_cp1124");
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final CodePage cp1125 = CodePage._bmp("cp1125", "$_ascii$_cp1125");
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final CodePage cp1129 = CodePage._bmp("cp1129", "$_ascii$_noControls$_cp1129");
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final CodePage cp1133 = CodePage._bmp("cp1133", "$_ascii$_noControls$_cp1133");
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final CodePage cp1161 = CodePage._bmp("cp1161", "$_ascii$_cp1161");
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final CodePage cp1162 = CodePage._bmp("cp1162", "$_ascii$_cp1162");
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final CodePage cp1163 = CodePage._bmp("cp1163", "$_ascii$_noControls$_cp1163");
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/// Characters in ISO-8859-2 above the ASCII and top control characters.
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const _top8859_2 = "\xa0Ą˘Ł¤ĽŚ§¨ŠŞŤŹ\xadŽŻ°ą˛ł´ľśˇ¸šşťź˝žż"
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"ŔÁÂĂÄĹĆÇČÉĘËĚÍÎĎĐŃŇÓÔŐÖ×ŘŮÚŰÜÝŢß"
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"ŕáâăäĺćçčéęëěíîďđńňóôőö÷řůúűüýţ˙";
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/// Characters in ISO-8859-3 above the ASCII and top control characters.
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const _top8859_3 = "\xa0Ħ˘£\uFFFD¤Ĥ§¨İŞĞĴ\xad\uFFFDŻ°ħ²³´µĥ·¸ışğĵ½\uFFFDż"
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"ÀÁÂ\uFFFDÄĊĈÇÈÉÊËÌÍÎÏ\uFFFDÑÒÓÔĠÖ×ĜÙÚÛÜŬŜß"
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"àáâ\uFFFDäċĉçèéêëìíîï\uFFFDñòóôġö÷ĝùúûüŭŝ˙";
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/// Characters in ISO-8859-4 above the ASCII and top control characters.
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const _top8859_4 = "\xa0ĄĸŖ¤ĨĻ§¨ŠĒĢŦ\xadŽ¯°ą˛ŗ´ĩļˇ¸šēģŧŊžŋ"
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"ĀÁÂÃÄÅÆĮČÉĘËĖÍÎĪĐŅŌĶÔÕÖ×ØŲÚÛÜŨŪß"
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"āáâãäåæįčéęëėíîīđņōķôõö÷øųúûüũū˙";
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/// Characters in ISO-8859-5 above the ASCII and top control characters.
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const _top8859_5 = "\xa0ЁЂЃЄЅІЇЈЉЊЋЌ\xadЎЏАБВГДЕЖЗИЙКЛМНОП"
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"РСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмноп"
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"рстуфхцчшщъыьэюя№ёђѓєѕіїјљњћќ§ўџ";
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/// Characters in ISO-8859-6 above the ASCII and top control characters.
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const _top8859_6 = "\xa0\uFFFD\uFFFD\uFFFD¤\uFFFD\uFFFD\uFFFD"
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"\uFFFD\uFFFD\uFFFD\uFFFD\u060c\xad\uFFFD\uFFFD"
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"\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD"
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"\uFFFD\uFFFD\uFFFD\u061b\uFFFD\uFFFD\uFFFD\u061f"
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"\uFFFD\u0621\u0622\u0623\u0624\u0625\u0626\u0627"
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"\u0628\u0629\u062a\u062b\u062c\u062d\u062e\u062f"
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"\u0630\u0631\u0632\u0633\u0634\u0635\u0636\u0637"
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"\u0638\u0639\u063a\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD"
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"\u0640\u0641\u0642\u0643\u0644\u0645\u0646\u0647"
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"\u0648\u0649\u064a\u064b\u064c\u064d\u064e\u064f"
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"\u0650\u0651\u0652\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD"
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"\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD";
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/// Characters in ISO-8859-7 above the ASCII and top control characters.
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const _top8859_7 = "\xa0‘’£€₯¦§¨©ͺ«¬\xad\uFFFD―°±²³΄΅Ά·ΈΉΊ»Ό½ΎΏ"
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"ΐΑΒΓΔΕΖΗΘΙΚΛΜΝΞΟΠΡ\uFFFDΣΤΥΦΧΨΩΪΫάέήί"
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"ΰαβγδεζηθικλμνξοπρςστυφχψωϊϋόύώ\uFFFD";
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/// Characters in ISO-8859-8 above the ASCII and top control characters.
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const _top8859_8 = "\xa0\uFFFD¢£¤¥¦§¨©×«¬\xad®¯°±²³´µ¶·¸¹÷»¼½¾\uFFFD"
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"\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD"
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"\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD"
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"\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD"
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"\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD‗"
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"\u05d0\u05d1\u05d2\u05d3\u05d4\u05d5\u05d6\u05d7"
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"\u05d8\u05d9\u05da\u05db\u05dc\u05dd\u05de\u05df"
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"\u05e0\u05e1\u05e2\u05e3\u05e4\u05e5\u05e6\u05e7"
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"\u05e8\u05e9\u05ea\uFFFD\uFFFD\u200e\u200f\uFFFD";
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/// Characters in ISO-8859-9 above the ASCII and top control characters.
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const _top8859_9 = "\xa0¡¢£¤¥¦§¨©ª«¬\xad®¯°±²³´µ¶·¸¹º»¼½¾¿"
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"ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏĞÑÒÓÔÕÖ×ØÙÚÛÜİŞß"
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"àáâãäåæçèéêëìíîïğñòóôõö÷øùúûüışÿ";
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/// Characters in ISO-8859-10 above the ASCII and top control characters.
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const _top8859_10 = "\xa0ĄĒĢĪĨĶ§ĻĐŠŦŽ\xadŪŊ°ąēģīĩķ·ļđšŧž―ūŋ"
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"ĀÁÂÃÄÅÆĮČÉĘËĖÍÎÏÐŅŌÓÔÕÖŨØŲÚÛÜÝÞß"
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"āáâãäåæįčéęëėíîïðņōóôõöũøųúûüýþĸ";
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/// Characters in ISO-8859-11 above the ASCII and top control characters.
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const _top8859_11 = "\xa0กขฃคฅฆงจฉชซฌญฎฏฐฑฒณดตถทธนบปผฝพฟ"
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"ภมยรฤลฦวศษสหฬอฮฯะัาำิีึืฺุู\uFFFD\uFFFD\uFFFD\uFFFD฿"
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"เแโใไๅๆ็่้๊๋์ํ๎๏๐๑๒๓๔๕๖๗๘๙๚๛\uFFFD\uFFFD\uFFFD\uFFFD";
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/// Characters in ISO-8859-13 above the ASCII and top control characters.
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const _top8859_13 = "\xa0”¢£¤„¦§Ø©Ŗ«¬\xad®Æ°±²³“µ¶·ø¹ŗ»¼½¾æ"
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"ĄĮĀĆÄÅĘĒČÉŹĖĢĶĪĻŠŃŅÓŌÕÖ×ŲŁŚŪÜŻŽß"
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"ąįāćäåęēčéźėģķīļšńņóōõö÷ųłśūüżž’";
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/// Characters in ISO-8859-14 above the ASCII and top control characters.
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const _top8859_14 = "\xa0Ḃḃ£ĊċḊ§Ẁ©ẂḋỲ\xad®ŸḞḟĠġṀṁ¶ṖẁṗẃṠỳẄẅṡ"
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"ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏŴÑÒÓÔÕÖṪØÙÚÛÜÝŶß"
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"àáâãäåæçèéêëìíîïŵñòóôõöṫøùúûüýŷÿ";
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/// Characters in ISO-8859-15 above the ASCII and top control characters.
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const _top8859_15 = "\xa0¡¢£€¥Š§š©ª«¬\xad®¯°±²³Žµ¶·ž¹º»ŒœŸ¿"
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"ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞß"
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"àáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿ";
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/// Characters in ISO-8859-16 above the ASCII and top control characters.
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const _top8859_16 = "\xa0ĄąŁ€„Š§š©Ș«Ź\xadźŻ°±ČłŽ”¶·žčș»ŒœŸż"
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"ÀÁÂĂÄĆÆÇÈÉÊËÌÍÎÏĐŃÒÓÔŐÖŚŰÙÚÛÜĘȚß"
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"àáâăäćæçèéêëìíîïđńòóôőöśűùúûüęțÿ";
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const _win874 =
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"€\uFFFD\uFFFD\uFFFD\uFFFD…\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD"
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"\uFFFD\uFFFD\uFFFD\uFFFD‘’“”•–—\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD"
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" กขฃคฅฆงจฉชซฌญฎฏฐฑฒณดตถทธนบปผฝพฟภมยรฤลฦวศษสหฬอฮฯะัาำิีึืฺุู"
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"\uFFFD\uFFFD\uFFFD\uFFFD฿เแโใไๅๆ็่้๊๋์ํ๎๏๐๑๒๓๔๕๖๗๘๙๚๛\uFFFD\uFFFD\uFFFD\uFFFD";
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const _win1250 =
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"€\uFFFD‚\uFFFD„…†‡\uFFFD‰Š‹ŚŤŽŹ\uFFFD‘’“”•–—\uFFFD™š›śťžź ˇ˘Ł¤Ą¦§¨©Ş«¬®Ż°"
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"±˛ł´µ¶·¸ąş»Ľ˝ľżŔÁÂĂÄĹĆÇČÉĘËĚÍÎĎĐŃŇÓÔŐÖ×ŘŮÚŰÜÝŢßŕáâăäĺćçčéęëěíîďđńňóôőö÷ř"
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"ůúűüýţ˙";
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const _win1251 =
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"ЂЃ‚ѓ„…†‡€‰Љ‹ЊЌЋЏђ‘’“”•–—\uFFFD™љ›њќћџ ЎўЈ¤Ґ¦§Ё©Є«¬®Ї°±Ііґµ¶·ё№є»јЅѕ"
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"їАБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмнопрстуфхцчшщъыьэюя";
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const _win1252 =
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"€\uFFFD‚ƒ„…†‡ˆ‰Š‹Œ\uFFFDŽ\uFFFD\uFFFD‘’“”•–—˜™š›œ\uFFFDžŸ ¡¢£¤¥¦§¨©ª«¬®¯°"
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"±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷"
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"øùúûüýþÿ";
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const _win1253 =
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"€\uFFFD‚ƒ„…†‡\uFFFD‰\uFFFD‹\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD‘’“”•–—\uFFFD™"
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"\uFFFD›\uFFFD\uFFFD\uFFFD\uFFFD ΅Ά£¤¥¦§¨©\uFFFD«¬®―°±²³΄µ¶·ΈΉΊ»Ό½ΎΏΐΑΒΓΔ"
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"ΕΖΗΘΙΚΛΜΝΞΟΠΡ\uFFFDΣΤΥΦΧΨΩΪΫάέήίΰαβγδεζηθικλμνξοπρςστυφχψωϊϋόύώ\uFFFD";
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const _win1254 =
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"€\uFFFD‚ƒ„…†‡ˆ‰Š‹Œ\uFFFD\uFFFD\uFFFD\uFFFD‘’“”•–—˜™š›œ\uFFFD\uFFFDŸ ¡¢£¤¥"
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"¦§¨©ª«¬®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏĞÑÒÓÔÕÖ×ØÙÚÛÜİŞßàáâãäåæçèéêëìíîï"
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"ğñòóôõö÷øùúûüışÿ";
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const _win1255 =
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"€\uFFFD‚ƒ„…†‡ˆ‰\uFFFD‹\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD‘’“”•–—˜™\uFFFD›"
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"\uFFFD\uFFFD\uFFFD\uFFFD ¡¢£₪¥¦§¨©×«¬®¯°±²³´µ¶·¸¹÷»¼½¾¿ְֱֲֳִֵֶַָֹֺֻּֽ־ֿ׀ׁׂ׃װױײ׳״"
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"\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFDאבגדהוזחטיךכלםמןנסעףפץצקרשת"
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"\uFFFD\uFFFD\uFFFD";
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const _win1256 = "€پ‚ƒ„…†‡ˆ‰ٹ‹Œچژڈگ‘’“”•–—ک™ڑ›œں ،¢£¤¥¦§¨©ھ«¬®¯°±²³´µ¶"
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"·¸¹؛»¼½¾؟ہءآأؤإئابةتثجحخدذرزسشصض×طظعغـفقكàلâمنهوçèéêëىيîïًٌٍَôُِ÷ّùْûü"
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"ے";
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const _win1257 = "€\uFFFD‚\uFFFD„…†‡\uFFFD‰\uFFFD‹\uFFFD¨ˇ¸\uFFFD‘’“”•–—\uFFFD™"
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"\uFFFD›\uFFFD¯˛\uFFFD \uFFFD¢£¤\uFFFD¦§Ø©Ŗ«¬®Æ°±²³´µ¶·ø¹ŗ»¼½¾æ"
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"ĄĮĀĆÄÅĘĒČÉŹĖĢĶĪĻŠŃŅÓŌÕÖ×ŲŁŚŪÜŻŽßąįāćäåęēčéźėģķīļšńņóōõö÷ųłśūüżž˙";
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const _win1258 =
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"€\uFFFD‚ƒ„…†‡ˆ‰\uFFFD‹Œ\uFFFD\uFFFD\uFFFD\uFFFD‘’“”•–—˜™\uFFFD›œ"
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"\uFFFD\uFFFDŸ ¡¢£¤¥¦§¨©ª«¬®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂĂÄÅÆÇÈÉÊË̀ÍÎÏĐÑ̉ÓÔƠÖ"
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"×ØÙÚÛÜỮßàáâăäåæçèéêë́íîïđṇ̃óôơö÷øùúûüư₫ÿ";
|
||
|
||
const _cp437 =
|
||
"ÇüéâäàåçêëèïîìÄÅÉæÆôöòûùÿÖÜ¢£¥₧ƒáíóúñѪº¿⌐¬½¼¡«»░▒▓│┤╡╢╖╕╣║╗╝╜╛┐"
|
||
"└┴┬├─┼╞╟╚╔╩╦╠═╬╧╨╤╥╙╘╒╓╫╪┘┌█▄▌▐▀αßΓπΣσµτΦΘΩδ∞φε∩≡±≥≤⌠⌡÷≈°∙·√ⁿ²■ ";
|
||
const _cp737 =
|
||
"ΑΒΓΔΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΩαβγδεζηθικλμνξοπρσςτυφχψ░▒▓│┤╡╢╖╕╣║╗╝╜╛┐"
|
||
"└┴┬├─┼╞╟╚╔╩╦╠═╬╧╨╤╥╙╘╒╓╫╪┘┌█▄▌▐▀ωάέήϊίόύϋώΆΈΉΊΌΎΏ±≥≤ΪΫ÷≈°∙·√ⁿ²■ ";
|
||
const _cp775 =
|
||
"ĆüéāäģåćłēŖŗīŹÄÅÉæÆōöĢ¢ŚśÖÜø£ØפĀĪóŻżź”¦©®¬½¼Ł«»░▒▓│┤ĄČĘĖ╣║╗╝ĮŠ┐"
|
||
"└┴┬├─┼ŲŪ╚╔╩╦╠═╬Žąčęėįšųūž┘┌█▄▌▐▀ÓßŌŃõÕµńĶķĻļņĒŅ’±“¾¶§÷„°∙·¹³²■ ";
|
||
const _cp850 =
|
||
"ÇüéâäàåçêëèïîìÄÅÉæÆôöòûùÿÖÜø£Ø׃áíóúñѪº¿®¬½¼¡«»░▒▓│┤ÁÂÀ©╣║╗╝¢¥┐"
|
||
"└┴┬├─┼ãÃ╚╔╩╦╠═╬¤ðÐÊËÈıÍÎÏ┘┌█▄¦Ì▀ÓßÔÒõÕµþÞÚÛÙýݯ´±‗¾¶§÷¸°¨·¹³²■ ";
|
||
const _cp852 =
|
||
"ÇüéâäůćçłëŐőîŹÄĆÉĹĺôöĽľŚśÖÜŤťŁ×čáíóúĄąŽžĘ꬟Ⱥ«»░▒▓│┤ÁÂĚŞ╣║╗╝Żż┐"
|
||
"└┴┬├─┼Ăă╚╔╩╦╠═╬¤đĐĎËďŇÍÎě┘┌█▄ŢŮ▀ÓßÔŃńňŠšŔÚŕŰýÝţ´˝˛ˇ˘§÷¸°¨˙űŘř■ ";
|
||
const _cp855 =
|
||
"ђЂѓЃёЁєЄѕЅіІїЇјЈљЉњЊћЋќЌўЎџЏюЮъЪаАбБцЦдДеЕфФгГ«»░▒▓│┤хХиИ╣║╗╝йЙ┐"
|
||
"└┴┬├─┼кК╚╔╩╦╠═╬¤лЛмМнНоОп┘┌█▄Пя▀ЯрРсСтТуУжЖвВьЬ№ыЫзЗшШэЭщЩчЧ§■ ";
|
||
const _cp856 =
|
||
"אבגדהוזחטיךכלםמןנסעףפץצקרשת\uFFFD£\uFFFD×\uFFFD\uFFFD\uFFFD\uFFFD"
|
||
"\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD®¬½¼\uFFFD«»░▒▓│┤\uFFFD\uFFFD"
|
||
"\uFFFD©╣║╗╝¢¥┐└┴┬├─┼\uFFFD\uFFFD╚╔╩╦╠═╬¤\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD"
|
||
"\uFFFD\uFFFD\uFFFD\uFFFD┘┌█▄¦\uFFFD▀\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD"
|
||
"\uFFFDµ\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD¯´±‗¾¶§÷¸°¨·¹³²■ ";
|
||
const _cp857 =
|
||
"ÇüéâäàåçêëèïîıÄÅÉæÆôöòûùİÖÜø£ØŞşáíóúñÑĞ𿮬½¼¡«»░▒▓│┤ÁÂÀ©╣║╗╝¢¥┐└┴┬├─┼"
|
||
"ãÃ╚╔╩╦╠═╬¤ºªÊËÈ\uFFFDÍÎÏ┘┌█▄¦Ì▀ÓßÔÒõÕµ\uFFFD×ÚÛÙìÿ¯´±\uFFFD¾¶§÷¸°¨·¹³²■ ";
|
||
const _cp858 =
|
||
"ÇüéâäàåçêëèïîìÄÅÉæÆôöòûùÿÖÜø£Ø׃áíóúñѪº¿®¬½¼¡«»░▒▓│┤ÁÂÀ©╣║╗╝¢¥┐└┴┬├─┼"
|
||
"ãÃ╚╔╩╦╠═╬¤ðÐÊËÈ€ÍÎÏ┘┌█▄¦Ì▀ÓßÔÒõÕµþÞÚÛÙýݯ´±‗¾¶§÷¸°¨·¹³²■ ";
|
||
const _cp860 =
|
||
"ÇüéâãàÁçêÊèÍÔìÃÂÉÀÈôõòÚùÌÕÜ¢£Ù₧ÓáíóúñѪº¿Ò¬½¼¡«»░▒▓│┤╡╢╖╕╣║╗╝╜╛┐└┴┬├─┼"
|
||
"╞╟╚╔╩╦╠═╬╧╨╤╥╙╘╒╓╫╪┘┌█▄▌▐▀αßΓπΣσµτΦΘΩδ∞φε∩≡±≥≤⌠⌡÷≈°∙·√ⁿ²■ ";
|
||
const _cp861 =
|
||
"ÇüéâäàåçêëèÐðÞÄÅÉæÆôöþûÝýÖÜø£Ø₧ƒáíóúÁÍÓÚ¿⌐¬½¼¡«»░▒▓│┤╡╢╖╕╣║╗╝╜╛┐└┴┬├─┼"
|
||
"╞╟╚╔╩╦╠═╬╧╨╤╥╙╘╒╓╫╪┘┌█▄▌▐▀αßΓπΣσµτΦΘΩδ∞φε∩≡±≥≤⌠⌡÷≈°∙·√ⁿ²■ ";
|
||
const _cp862 =
|
||
"אבגדהוזחטיךכלםמןנסעףפץצקרשת¢£¥₧ƒáíóúñѪº¿⌐¬½¼¡«»░▒▓│┤╡╢╖╕╣║╗╝╜╛┐└┴┬├─┼"
|
||
"╞╟╚╔╩╦╠═╬╧╨╤╥╙╘╒╓╫╪┘┌█▄▌▐▀αßΓπΣσµτΦΘΩδ∞φε∩≡±≥≤⌠⌡÷≈°∙·√ⁿ²■ ";
|
||
const _cp863 =
|
||
"ÇüéâÂà¶çêëèïî‗À§ÉÈÊôËÏûù¤ÔÜ¢£ÙÛƒ¦´óú¨¸³¯Î⌐¬½¼¾«»░▒▓│┤╡╢╖╕╣║╗╝╜╛┐└┴┬├─┼"
|
||
"╞╟╚╔╩╦╠═╬╧╨╤╥╙╘╒╓╫╪┘┌█▄▌▐▀αßΓπΣσµτΦΘΩδ∞φε∩≡±≥≤⌠⌡÷≈°∙·√ⁿ²■ ";
|
||
const _cp864 = "°·∙√▒─│┼┤┬├┴┐┌└┘β∞φ±½¼≈«»ﻷﻸ\uFFFD\uFFFDﻻﻼ\uFFFD ﺂ£¤ﺄ\uFFFD"
|
||
"\uFFFDﺎﺏﺕﺙ،ﺝﺡﺥ٠١٢٣٤٥٦٧٨٩ﻑ؛ﺱﺵﺹ؟¢ﺀ"
|
||
"ﺁﺃﺅﻊﺋﺍﺑﺓﺗﺛﺟﺣﺧﺩﺫﺭﺯﺳﺷﺻﺿﻁﻅﻋﻏ¦¬÷×ﻉـﻓﻗﻛﻟﻣﻧﻫﻭﻯﻳﺽﻌﻎﻍﻡﹽّﻥﻩﻬﻰﻲﻐﻕﻵﻶﻝﻙﻱ■\uFFFD";
|
||
const _cp865 =
|
||
"ÇüéâäàåçêëèïîìÄÅÉæÆôöòûùÿÖÜø£Ø₧ƒáíóúñѪº¿⌐¬½¼¡«¤░▒▓│┤╡╢╖╕╣║╗╝╜╛┐└┴┬├─┼"
|
||
"╞╟╚╔╩╦╠═╬╧╨╤╥╙╘╒╓╫╪┘┌█▄▌▐▀αßΓπΣσµτΦΘΩδ∞φε∩≡±≥≤⌠⌡÷≈°∙·√ⁿ²■ ";
|
||
const _cp866 =
|
||
"АБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмноп░▒▓│┤╡╢╖╕╣║╗╝╜╛┐└┴┬├─┼"
|
||
"╞╟╚╔╩╦╠═╬╧╨╤╥╙╘╒╓╫╪┘┌█▄▌▐▀рстуфхцчшщъыьэюяЁёЄєЇїЎў°∙·√№¤■ ";
|
||
const _cp869 =
|
||
"\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFDΆ\uFFFD·¬¦‘’Έ―ΉΊΪΌ\uFFFD\uFFFD"
|
||
"ΎΫ©Ώ²³ά£έήίϊΐόύΑΒΓΔΕΖΗ½ΘΙ«»░▒▓│┤ΚΛΜΝ╣║╗╝ΞΟ┐└┴┬├─┼ΠΡ╚╔╩╦╠═╬ΣΤΥΦΧΨΩαβγ┘"
|
||
"┌█▄δε▀ζηθικλμνξοπρσςτ΄±υφχ§ψ΅°¨ωϋΰώ■ ";
|
||
const _cp922 =
|
||
" ¡¢£¤¥¦§¨©ª«¬®‾°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏŠÑÒÓÔÕÖ×ØÙÚÛÜÝŽß"
|
||
"àáâãäåæçèéêëìíîïšñòóôõö÷øùúûüýžÿ";
|
||
const _cp1046 =
|
||
"ﺈ×÷ﹱ■│─┐┌└┘ﹹﹻﹽﹿﹷﺊﻰﻳﻲﻎﻏﻐﻶﻸﻺﻼ ¤ﺋﺑﺗﺛﺟﺣ،ﺧﺳ٠١٢٣٤٥٦٧٨٩ﺷ؛ﺻﺿﻊ؟ﻋءآأؤإئابة"
|
||
"تثجحخدذرزسشصضطﻇعغﻌﺂﺄﺎﻓـفقكلمنهوىيًٌٍَُِّْﻗﻛﻟﻵﻷﻹﻻﻣﻧﻬﻩ\uFFFD";
|
||
const _cp1124 =
|
||
" ЁЂҐЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмно"
|
||
"прстуфхцчшщъыьэюя№ёђґєѕіїјљњћќ§ўџ";
|
||
const _cp1125 =
|
||
"АБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧШЩЪЫЬЭЮЯабвгдежзийклмноп░▒▓│┤╡╢╖╕╣║╗╝╜╛┐└┴┬├─┼"
|
||
"╞╟╚╔╩╦╠═╬╧╨╤╥╙╘╒╓╫╪┘┌█▄▌▐▀рстуфхцчшщъыьэюяЁёҐґЄєІіЇї·√№¤■ ";
|
||
const _cp1129 =
|
||
" ¡¢£¤¥¦§œ©ª«¬®¯°±²³Ÿµ¶·Œ¹º»¼½¾¿ÀÁÂĂÄÅÆÇÈÉÊË̀ÍÎÏĐÑ̉ÓÔƠÖ×ØÙÚÛÜỮß"
|
||
"àáâăäåæçèéêë́íîïđṇ̃óôơö÷øùúûüư₫ÿ";
|
||
const _cp1133 =
|
||
" ກຂຄງຈສຊຍດຕຖທນບປຜຝພຟມຢຣລວຫອຮ\uFFFD\uFFFD\uFFFDຯະາຳິີຶືຸູຼັົຽ\uFFFD\uFFFD\uFFFD"
|
||
"ເແໂໃໄ່້໊໋໌ໍໆ\uFFFDໜໝ₭\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD"
|
||
"\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD໐໑໒໓໔໕໖໗໘໙\uFFFD\uFFFD¢¬¦\uFFFD";
|
||
const _cp1161 =
|
||
"\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD"
|
||
"\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD"
|
||
"\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD่กขฃคฅฆง"
|
||
"จฉชซฌญฎฏฐฑฒณดตถทธนบปผฝพฟภมยรฤลฦวศษสหฬอฮฯะัาำิีึืฺุู้๊๋€฿เแโใไๅๆ็่้๊๋์ํ๎๏๐๑๒๓๔๕๖๗๘๙๚๛¢¬¦ ";
|
||
const _cp1162 =
|
||
"€…‘’“”•–— กขฃคฅฆงจฉชซฌญฎฏฐฑฒณดตถทธนบปผฝพฟภ"
|
||
"มยรฤลฦวศษสหฬอฮฯะัาำิีึืฺุู\uFFFD\uFFFD\uFFFD\uFFFD฿เแโใไๅๆ็่้๊๋์ํ๎๏๐๑๒๓๔๕๖๗๘๙๚๛"
|
||
"\uFFFD\uFFFD\uFFFD\uFFFD";
|
||
const _cp1163 =
|
||
" ¡¢£€¥¦§œ©ª«¬®¯°±²³Ÿµ¶·Œ¹º»¼½¾¿ÀÁÂĂÄÅÆÇÈÉÊË̀ÍÎÏĐÑ̉ÓÔƠÖ×ØÙÚÛÜỮ"
|
||
"ßàáâăäåæçèéêë́íîïđṇ̃óôơö÷øùúûüư₫ÿ";
|
||
|
||
const _noControls = "\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD"
|
||
"\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD"
|
||
"\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD"
|
||
"\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD";
|
||
|
||
const _controls = "\u0000\u0001\u0002\u0003\u0004\u0005\u0006\u0007"
|
||
"\b\t\n\u000b\f\r\u000e\u000f\u0010\u0011"
|
||
"\u0012\u0013\u0014\u0015\u0016\u0017\u0018"
|
||
"\u0019\u001a\u001b\u001c\u001d\u001e\u001f";
|
||
|
||
/// ASCII characters with control characters. Shared by many code pages.
|
||
const _ascii = "$_controls"
|
||
r""" !"#$%&'()*+,-./0123456789:;<=>?"""
|
||
r"@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_"
|
||
"`abcdefghijklmnopqrstuvwxyz{|}~\uFFFD";
|
||
|
||
/// A mapping between bytes and characters.
|
||
///
|
||
/// A code page is a way to map bytes to character.
|
||
/// As such, it can only represent 256 different characters.
|
||
class CodePage extends Encoding {
|
||
@override
|
||
final CodePageDecoder decoder;
|
||
@override
|
||
final String name;
|
||
CodePageEncoder? _encoder;
|
||
|
||
/// Creates a code page with the given name and characters.
|
||
///
|
||
/// The [characters] string must contain 256 code points (runes)
|
||
/// in the order of the bytes representing them.
|
||
///
|
||
/// Any byte not defined by the code page should have a
|
||
/// U+FFFD (invalid character) code point at its place in
|
||
/// [characters].
|
||
///
|
||
/// The name is used by [Encoding.name].
|
||
factory CodePage(String name, String characters) = CodePage._general;
|
||
|
||
/// Creates a code page with the characters of [characters].
|
||
///
|
||
/// The [characters] must contain precisely 256 characters (code points).
|
||
///
|
||
/// A U+FFFD (invalid character) entry in [character] means that the
|
||
/// corresponding byte does not have a definition in this code page.
|
||
CodePage._general(this.name, String characters)
|
||
: decoder = _createDecoder(characters);
|
||
|
||
/// Creates a code page with characters from the basic multilingual plane.
|
||
///
|
||
/// The basic multilingual plane (BMP) contains the first 65536 code points.
|
||
/// As such, each character can be represented by a single UTF-16 code unit,
|
||
/// which makes some operations more efficient.
|
||
///
|
||
/// The [characters] must contain precisely 256 code points from the BMP
|
||
/// which means that it should have length 256 and not contain any surrogates.
|
||
///
|
||
/// A U+FFFD (invalid character) entry in [character] means that the
|
||
/// corresponding byte does not have a definition in this code page.
|
||
CodePage._bmp(this.name, String characters)
|
||
: decoder = _BmpCodePageDecoder(characters);
|
||
|
||
/// The character associated with a particular byte in this code page.
|
||
///
|
||
/// The [byte] must be in the range 0..255.
|
||
/// The returned value should be a Unicode scalar value
|
||
/// (a non-surrogate code point).
|
||
///
|
||
/// If a code page does not have a defined character for a particular
|
||
/// byte, it should return the Unicode invalid character (U+FFFD)
|
||
/// instad.
|
||
int operator [](int byte) => decoder._char(byte);
|
||
|
||
/// Encodes [input] using `encoder.convert`.
|
||
@override
|
||
Uint8List encode(String input, {int? invalidCharacter}) =>
|
||
encoder.convert(input, invalidCharacter: invalidCharacter);
|
||
|
||
/// Decodes [bytes] using `encoder.convert`.
|
||
@override
|
||
String decode(List<int> bytes, {bool allowInvalid = false}) =>
|
||
decoder.convert(bytes, allowInvalid: allowInvalid);
|
||
|
||
@override
|
||
CodePageEncoder get encoder => _encoder ??= decoder._createEncoder();
|
||
}
|
||
|
||
/// A code page decoder, converts from bytes to characters.
|
||
///
|
||
/// A code page assigns characters to a subset of byte values.
|
||
/// The decoder converts those bytes back to their characters.
|
||
abstract class CodePageDecoder implements Converter<List<int>, String> {
|
||
/// Decodes a sequence of bytes into a string using a code page.
|
||
///
|
||
/// The code page assigns one character to each byte.
|
||
/// Values in [input] must be bytes (integers in the range 0..255).
|
||
///
|
||
/// If [allowInvalid] is true, non-byte values in [input],
|
||
/// or byte values not defined as a character in the code page,
|
||
/// are emitted as U+FFFD (the Unicode invalid character).
|
||
/// If not true, the bytes must be calid and defined characters.
|
||
@override
|
||
String convert(List<int> input, {bool allowInvalid = false});
|
||
|
||
CodePageEncoder _createEncoder();
|
||
int _char(int byte);
|
||
}
|
||
|
||
/// Creates a decoder from [characters].
|
||
///
|
||
/// Recognizes if [characters] contains only characters in the BMP,
|
||
/// and creates a [BmpCodePageDecoder] in that case.
|
||
CodePageDecoder _createDecoder(String characters) {
|
||
var result = Uint32List(256);
|
||
var i = 0;
|
||
var allChars = 0;
|
||
for (var char in characters.runes) {
|
||
if (i >= 256) {
|
||
throw ArgumentError.value(
|
||
characters, "characters", "Must contain 256 characters");
|
||
}
|
||
result[i] = char;
|
||
allChars |= char;
|
||
}
|
||
if (i < 256) {
|
||
throw ArgumentError.value(
|
||
characters, "characters", "Must contain 256 characters");
|
||
}
|
||
if (allChars <= 0xFFFF) {
|
||
// It's in the BMP.
|
||
return _BmpCodePageDecoder(characters);
|
||
}
|
||
return _NonBmpCodePageDecoder._(result);
|
||
}
|
||
|
||
/// Code page with non-BMP characters.
|
||
class _NonBmpCodePageDecoder extends Converter<List<int>, String>
|
||
implements CodePageDecoder {
|
||
final Uint32List _characters;
|
||
_NonBmpCodePageDecoder(String characters) : this._(_buildMapping(characters));
|
||
_NonBmpCodePageDecoder._(this._characters);
|
||
|
||
@override
|
||
int _char(int byte) => _characters[byte];
|
||
|
||
static Uint32List _buildMapping(String characters) {
|
||
var result = Uint32List(256);
|
||
var i = 0;
|
||
for (var char in characters.runes) {
|
||
if (i >= 256) {
|
||
throw ArgumentError.value(
|
||
characters, "characters", "Must contain 256 characters");
|
||
}
|
||
result[i++] = char;
|
||
}
|
||
if (i < 256) {
|
||
throw ArgumentError.value(
|
||
characters, "characters", "Must contain 256 characters");
|
||
}
|
||
return result;
|
||
}
|
||
|
||
@override
|
||
CodePageEncoder _createEncoder() {
|
||
var result = <int, int>{};
|
||
for (var i = 0; i < 256; i++) {
|
||
var char = _characters[i];
|
||
if (char != 0xFFFD) {
|
||
result[char] = i;
|
||
}
|
||
}
|
||
return CodePageEncoder._(result);
|
||
}
|
||
|
||
@override
|
||
String convert(List<int> input, {bool allowInvalid = false}) {
|
||
var buffer = Uint32List(input.length);
|
||
for (var i = 0; i < input.length; i++) {
|
||
var byte = input[i];
|
||
if (byte & 0xff != byte) throw FormatException("Not a byte", input, i);
|
||
buffer[i] = _characters[byte];
|
||
}
|
||
return String.fromCharCodes(buffer);
|
||
}
|
||
}
|
||
|
||
class _BmpCodePageDecoder extends Converter<List<int>, String>
|
||
implements CodePageDecoder {
|
||
final String _characters;
|
||
_BmpCodePageDecoder(String characters) : _characters = characters {
|
||
if (characters.length != 256) {
|
||
throw ArgumentError.value(characters, "characters",
|
||
"Must contain 256 characters. Was ${characters.length}");
|
||
}
|
||
}
|
||
|
||
@override
|
||
int _char(int byte) => _characters.codeUnitAt(byte);
|
||
|
||
@override
|
||
String convert(List<int> bytes, {bool allowInvalid = false}) {
|
||
if (allowInvalid) return _convertAllowInvalid(bytes);
|
||
var count = bytes.length;
|
||
var codeUnits = Uint16List(count);
|
||
for (var i = 0; i < count; i++) {
|
||
var byte = bytes[i];
|
||
if (byte != byte & 0xff) {
|
||
throw FormatException("Not a byte value", bytes, i);
|
||
}
|
||
var character = _characters.codeUnitAt(byte);
|
||
if (character == 0xFFFD) {
|
||
throw FormatException("Not defined in this code page", bytes, i);
|
||
}
|
||
codeUnits[i] = character;
|
||
}
|
||
return String.fromCharCodes(codeUnits);
|
||
}
|
||
|
||
String _convertAllowInvalid(List<int> bytes) {
|
||
var count = bytes.length;
|
||
var codeUnits = Uint16List(count);
|
||
for (var i = 0; i < count; i++) {
|
||
var byte = bytes[i];
|
||
int character;
|
||
if (byte == byte & 0xff) {
|
||
character = _characters.codeUnitAt(byte);
|
||
} else {
|
||
character = 0xFFFD;
|
||
}
|
||
codeUnits[i] = character;
|
||
}
|
||
return String.fromCharCodes(codeUnits);
|
||
}
|
||
|
||
@override
|
||
CodePageEncoder _createEncoder() => CodePageEncoder._bmp(_characters);
|
||
}
|
||
|
||
/// Encoder for a code page.
|
||
///
|
||
/// Converts a string into bytes where each byte represents that character
|
||
/// according to the code page definition.
|
||
class CodePageEncoder extends Converter<String, List<int>> {
|
||
final Map<int, int> _encoding;
|
||
|
||
CodePageEncoder._bmp(String characters)
|
||
: _encoding = _createBmpEncoding(characters);
|
||
|
||
CodePageEncoder._(this._encoding);
|
||
|
||
static Map<int, int> _createBmpEncoding(String characters) {
|
||
var encoding = <int, int>{};
|
||
for (var i = 0; i < characters.length; i++) {
|
||
var char = characters.codeUnitAt(i);
|
||
if (char != 0xFFFD) encoding[characters.codeUnitAt(i)] = i;
|
||
}
|
||
return encoding;
|
||
}
|
||
|
||
/// Converts input to the byte encoding in this code page.
|
||
///
|
||
/// If [invalidCharacter] is supplied, it must be a byte value
|
||
/// (in the range 0..255).
|
||
///
|
||
/// If [input] contains characters that are not available
|
||
/// in this code page, they are replaced by the [invalidCharacter] byte,
|
||
/// and then [invalidCharacter] must have been supplied.
|
||
@override
|
||
Uint8List convert(String input, {int? invalidCharacter}) {
|
||
if (invalidCharacter != null) {
|
||
RangeError.checkValueInInterval(
|
||
invalidCharacter, 0, 255, "invalidCharacter");
|
||
}
|
||
var count = input.length;
|
||
var result = Uint8List(count);
|
||
var j = 0;
|
||
for (var i = 0; i < count; i++) {
|
||
var char = input.codeUnitAt(i);
|
||
var byte = _encoding[char];
|
||
nullCheck:
|
||
if (byte == null) {
|
||
// Check for surrogate.
|
||
var offset = i;
|
||
if (char & 0xFC00 == 0xD800 && i + 1 < count) {
|
||
var next = input.codeUnitAt(i + 1);
|
||
if ((next & 0xFC00) == 0xDC00) {
|
||
i = i + 1;
|
||
char = 0x10000 + ((char & 0x3ff) << 10) + (next & 0x3ff);
|
||
byte = _encoding[char];
|
||
if (byte != null) break nullCheck;
|
||
}
|
||
}
|
||
byte = invalidCharacter ??
|
||
(throw FormatException(
|
||
"Not a character in this code page", input, offset));
|
||
}
|
||
result[j++] = byte;
|
||
}
|
||
return Uint8List.sublistView(result, 0, j);
|
||
}
|
||
}
|