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Diffstat (limited to 'browser/components/translation/cld2/internal/fixunicodevalue.h')
-rw-r--r-- | browser/components/translation/cld2/internal/fixunicodevalue.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/browser/components/translation/cld2/internal/fixunicodevalue.h b/browser/components/translation/cld2/internal/fixunicodevalue.h new file mode 100644 index 000000000..5d0f7f55f --- /dev/null +++ b/browser/components/translation/cld2/internal/fixunicodevalue.h @@ -0,0 +1,68 @@ +// Copyright 2013 Google Inc. All Rights Reserved. +// +// 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. + +// +// Routine that maps a Unicode code point to an interchange-valid one +// +// Table that maps MS CP1252 bytes 00-FF to their corresponding Unicode +// code points. C0 and C1 control codes that are not interchange-valid +// are mapped to spaces. + + +#ifndef I18N_ENCODINGS_CLD2_INTERNAL_FIXUNICODEVALUE_H__ +#define I18N_ENCODINGS_CLD2_INTERNAL_FIXUNICODEVALUE_H__ + +#include "integral_types.h" // for char32 +#include "port.h" + +namespace CLD2 { + +// Map byte value 0000-00FF to char32 +// Maps C0 control codes (other than CR LF HT FF) to space [29 instances including DEL=0x7F] +// Maps C1 control codes to CP1252 [27 instances] or space [5 instances] +static const char32 kMapFullMicrosoft1252OrSpace[256] = { + 0x20,0x20,0x20,0x20, 0x20,0x20,0x20,0x20, 0x20,0x09,0x0a,0x20, 0x0c,0x0d,0x20,0x20, // 00 + 0x20,0x20,0x20,0x20, 0x20,0x20,0x20,0x20, 0x20,0x20,0x20,0x20, 0x20,0x20,0x20,0x20, + 0x20,0x21,0x22,0x23, 0x24,0x25,0x26,0x27, 0x28,0x29,0x2a,0x2b, 0x2c,0x2d,0x2e,0x2f, + 0x30,0x31,0x32,0x33, 0x34,0x35,0x36,0x37, 0x38,0x39,0x3a,0x3b, 0x3c,0x3d,0x3e,0x3f, + + 0x40,0x41,0x42,0x43, 0x44,0x45,0x46,0x47, 0x48,0x49,0x4a,0x4b, 0x4c,0x4d,0x4e,0x4f, // 40 + 0x50,0x51,0x52,0x53, 0x54,0x55,0x56,0x57, 0x58,0x59,0x5a,0x5b, 0x5c,0x5d,0x5e,0x5f, + 0x60,0x61,0x62,0x63, 0x64,0x65,0x66,0x67, 0x68,0x69,0x6a,0x6b, 0x6c,0x6d,0x6e,0x6f, + 0x70,0x71,0x72,0x73, 0x74,0x75,0x76,0x77, 0x78,0x79,0x7a,0x7b, 0x7c,0x7d,0x7e,0x20, + + 0x20ac,0x20,0x201a,0x0192, 0x201e,0x2026,0x2020,0x2021, // 80 + 0x02c6,0x2030,0x0160,0x2039, 0x0152,0x20,0x017d,0x20, + 0x20,0x2018,0x2019,0x201c, 0x201d,0x2022,0x2013,0x2014, + 0x02dc,0x2122,0x0161,0x203a, 0x0153,0x20,0x017e,0x0178, + 0xa0,0xa1,0xa2,0xa3, 0xa4,0xa5,0xa6,0xa7, 0xa8,0xa9,0xaa,0xab, 0xac,0xad,0xae,0xaf, // A0 + 0xb0,0xb1,0xb2,0xb3, 0xb4,0xb5,0xb6,0xb7, 0xb8,0xb9,0xba,0xbb, 0xbc,0xbd,0xbe,0xbf, + + 0xc0,0xc1,0xc2,0xc3, 0xc4,0xc5,0xc6,0xc7, 0xc8,0xc9,0xca,0xcb, 0xcc,0xcd,0xce,0xcf, // C0 + 0xd0,0xd1,0xd2,0xd3, 0xd4,0xd5,0xd6,0xd7, 0xd8,0xd9,0xda,0xdb, 0xdc,0xdd,0xde,0xdf, + 0xe0,0xe1,0xe2,0xe3, 0xe4,0xe5,0xe6,0xe7, 0xe8,0xe9,0xea,0xeb, 0xec,0xed,0xee,0xef, + 0xf0,0xf1,0xf2,0xf3, 0xf4,0xf5,0xf6,0xf7, 0xf8,0xf9,0xfa,0xfb, 0xfc,0xfd,0xfe,0xff, +}; + +// Guarantees that the resulting output value is interchange valid +// 00-FF; map to spaces or MS CP1252 +// D800-DFFF; surrogates +// FDD0-FDEF; non-characters +// xxFFFE-xxFFFF; non-characters +char32 FixUnicodeValue(char32 uv); + +} // End namespace CLD2 + +#endif // I18N_ENCODINGS_CLD2_INTERNAL_FIXUNICODEVALUE_H__ + |