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Diffstat (limited to 'JavaScriptCore/wtf/unicode/UTF8.h')
| -rw-r--r-- | JavaScriptCore/wtf/unicode/UTF8.h | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/JavaScriptCore/wtf/unicode/UTF8.h b/JavaScriptCore/wtf/unicode/UTF8.h deleted file mode 100644 index 1f4baca..0000000 --- a/JavaScriptCore/wtf/unicode/UTF8.h +++ /dev/null @@ -1,80 +0,0 @@ -/* - * Copyright (C) 2007 Apple Inc. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY - * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef WTF_UTF8_h -#define WTF_UTF8_h - -#include "Unicode.h" - -namespace WTF { -namespace Unicode { - - // Given a first byte, gives the length of the UTF-8 sequence it begins. - // Returns 0 for bytes that are not legal starts of UTF-8 sequences. - // Only allows sequences of up to 4 bytes, since that works for all Unicode characters (U-00000000 to U-0010FFFF). - int UTF8SequenceLength(char); - - // Takes a null-terminated C-style string with a UTF-8 sequence in it and converts it to a character. - // Only allows Unicode characters (U-00000000 to U-0010FFFF). - // Returns -1 if the sequence is not valid (including presence of extra bytes). - int decodeUTF8Sequence(const char*); - - typedef enum { - conversionOK, // conversion successful - sourceExhausted, // partial character in source, but hit end - targetExhausted, // insuff. room in target for conversion - sourceIllegal // source sequence is illegal/malformed - } ConversionResult; - - // These conversion functions take a "strict" argument. When this - // flag is set to strict, both irregular sequences and isolated surrogates - // will cause an error. When the flag is set to lenient, both irregular - // sequences and isolated surrogates are converted. - // - // Whether the flag is strict or lenient, all illegal sequences will cause - // an error return. This includes sequences such as: <F4 90 80 80>, <C0 80>, - // or <A0> in UTF-8, and values above 0x10FFFF in UTF-32. Conformant code - // must check for illegal sequences. - // - // When the flag is set to lenient, characters over 0x10FFFF are converted - // to the replacement character; otherwise (when the flag is set to strict) - // they constitute an error. - - ConversionResult convertUTF8ToUTF16( - const char** sourceStart, const char* sourceEnd, - UChar** targetStart, UChar* targetEnd, bool strict = true); - - ConversionResult convertUTF16ToUTF8( - const UChar** sourceStart, const UChar* sourceEnd, - char** targetStart, char* targetEnd, bool strict = true); - - unsigned calculateStringHashFromUTF8(const char* data, const char* dataEnd, unsigned& utf16Length); - - bool equalUTF16WithUTF8(const UChar* a, const UChar* aEnd, const char* b, const char* bEnd); - -} // namespace Unicode -} // namespace WTF - -#endif // WTF_UTF8_h |