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// Copyright 2016 Google Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
////////////////////////////////////////////////////////////////////////////////
#ifndef UTIL_ENCODINGS_ENCODINGS_PB_H_
#define UTIL_ENCODINGS_ENCODINGS_PB_H_
enum Encoding {
ISO_8859_1 = 0, // Teragram ASCII
ISO_8859_2 = 1, // Teragram Latin2
ISO_8859_3 = 2, // in BasisTech but not in Teragram
ISO_8859_4 = 3, // Teragram Latin4
ISO_8859_5 = 4, // Teragram ISO-8859-5
ISO_8859_6 = 5, // Teragram Arabic
ISO_8859_7 = 6, // Teragram Greek
ISO_8859_8 = 7, // Teragram Hebrew
ISO_8859_9 = 8, // in BasisTech but not in Teragram
ISO_8859_10 = 9, // in BasisTech but not in Teragram
JAPANESE_EUC_JP = 10, // Teragram EUC_JP
JAPANESE_SHIFT_JIS = 11, // Teragram SJS
JAPANESE_JIS = 12, // Teragram JIS
CHINESE_BIG5 = 13, // Teragram BIG5
CHINESE_GB = 14, // Teragram GB
CHINESE_EUC_CN = 15, // Misnamed. Should be EUC_TW. Was Basis Tech
// CNS11643EUC, before that Teragram EUC-CN(!)
// See //i18n/basistech/basistech_encodings.h
KOREAN_EUC_KR = 16, // Teragram KSC
UNICODE = 17, // Teragram Unicode
CHINESE_EUC_DEC = 18, // Misnamed. Should be EUC_TW. Was Basis Tech
// CNS11643EUC, before that Teragram EUC.
CHINESE_CNS = 19, // Misnamed. Should be EUC_TW. Was Basis Tech
// CNS11643EUC, before that Teragram CNS.
CHINESE_BIG5_CP950 = 20, // Teragram BIG5_CP950
JAPANESE_CP932 = 21, // Teragram CP932
UTF8 = 22,
UNKNOWN_ENCODING = 23,
ASCII_7BIT = 24, // ISO_8859_1 with all characters <= 127.
// Should be present only in the crawler
// and in the repository,
// *never* as a result of Document::encoding().
RUSSIAN_KOI8_R = 25, // Teragram KOI8R
RUSSIAN_CP1251 = 26, // Teragram CP1251
//----------------------------------------------------------
// These are _not_ output from teragram. Instead, they are as
// detected in the headers of usenet articles.
MSFT_CP1252 = 27, // 27: CP1252 aka MSFT euro ascii
RUSSIAN_KOI8_RU = 28, // CP21866 aka KOI8-U, used for Ukrainian.
// Misnamed, this is _not_ KOI8-RU but KOI8-U.
// KOI8-U is used much more often than KOI8-RU.
MSFT_CP1250 = 29, // CP1250 aka MSFT eastern european
ISO_8859_15 = 30, // aka ISO_8859_0 aka ISO_8859_1 euroized
//----------------------------------------------------------
//----------------------------------------------------------
// These are in BasisTech but not in Teragram. They are
// needed for new interface languages. Now detected by
// research langid
MSFT_CP1254 = 31, // used for Turkish
MSFT_CP1257 = 32, // used in Baltic countries
//----------------------------------------------------------
//----------------------------------------------------------
//----------------------------------------------------------
// New encodings detected by Teragram
ISO_8859_11 = 33, // aka TIS-620, used for Thai
MSFT_CP874 = 34, // used for Thai
MSFT_CP1256 = 35, // used for Arabic
//----------------------------------------------------------
// Detected as ISO_8859_8 by Teragram, but can be found in META tags
MSFT_CP1255 = 36, // Logical Hebrew Microsoft
ISO_8859_8_I = 37, // Iso Hebrew Logical
HEBREW_VISUAL = 38, // Iso Hebrew Visual
//----------------------------------------------------------
//----------------------------------------------------------
// Detected by research langid
CZECH_CP852 = 39,
CZECH_CSN_369103 = 40, // aka ISO_IR_139 aka KOI8_CS
MSFT_CP1253 = 41, // used for Greek
RUSSIAN_CP866 = 42,
//----------------------------------------------------------
//----------------------------------------------------------
// Handled by iconv in glibc
ISO_8859_13 = 43,
ISO_2022_KR = 44,
GBK = 45,
GB18030 = 46,
BIG5_HKSCS = 47,
ISO_2022_CN = 48,
//-----------------------------------------------------------
// Detected by xin liu's detector
// Handled by transcoder
// (Indic encodings)
TSCII = 49,
TAMIL_MONO = 50,
TAMIL_BI = 51,
JAGRAN = 52,
MACINTOSH_ROMAN = 53,
UTF7 = 54,
BHASKAR = 55, // Indic encoding - Devanagari
HTCHANAKYA = 56, // 56 Indic encoding - Devanagari
//-----------------------------------------------------------
// These allow a single place (inputconverter and outputconverter)
// to do UTF-16 <==> UTF-8 bulk conversions and UTF-32 <==> UTF-8
// bulk conversions, with interchange-valid checking on input and
// fallback if needed on ouput.
UTF16BE = 57, // big-endian UTF-16
UTF16LE = 58, // little-endian UTF-16
UTF32BE = 59, // big-endian UTF-32
UTF32LE = 60, // little-endian UTF-32
//-----------------------------------------------------------
//-----------------------------------------------------------
// An encoding that means "This is not text, but it may have some
// simple ASCII text embedded". Intended input conversion (not yet
// implemented) is to keep strings of >=4 seven-bit ASCII characters
// (follow each kept string with an ASCII space), delete the rest of
// the bytes. This will pick up and allow indexing of e.g. captions
// in JPEGs. No output conversion needed.
BINARYENC = 61,
//-----------------------------------------------------------
//-----------------------------------------------------------
// Some Web pages allow a mixture of HZ-GB and GB-2312 by using
// ~{ ... ~} for 2-byte pairs, and the browsers support this.
HZ_GB_2312 = 62,
//-----------------------------------------------------------
//-----------------------------------------------------------
// Some external vendors make the common input error of
// converting MSFT_CP1252 to UTF8 *twice*. No output conversion needed.
UTF8UTF8 = 63,
//-----------------------------------------------------------
//-----------------------------------------------------------
// Handled by transcoder for tamil language specific font
// encodings without the support for detection at present.
TAM_ELANGO = 64, // Elango - Tamil
TAM_LTTMBARANI = 65, // Barani - Tamil
TAM_SHREE = 66, // Shree - Tamil
TAM_TBOOMIS = 67, // TBoomis - Tamil
TAM_TMNEWS = 68, // TMNews - Tamil
TAM_WEBTAMIL = 69, // Webtamil - Tamil
//-----------------------------------------------------------
//-----------------------------------------------------------
// Shift_JIS variants used by Japanese cell phone carriers.
KDDI_SHIFT_JIS = 70,
DOCOMO_SHIFT_JIS = 71,
SOFTBANK_SHIFT_JIS = 72,
// ISO-2022-JP variants used by KDDI and SoftBank.
KDDI_ISO_2022_JP = 73,
SOFTBANK_ISO_2022_JP = 74,
//-----------------------------------------------------------
NUM_ENCODINGS = 75, // Always keep this at the end. It is not a
// valid Encoding enum, it is only used to
// indicate the total number of Encodings.
};
#endif // UTIL_ENCODINGS_ENCODINGS_PB_H_
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