1 line
5.4 KiB
C
Executable File
1 line
5.4 KiB
C
Executable File
/* Copyright (c) 2017, Computer History Museum
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All rights reserved.
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Redistribution and use in source and binary forms, with or without modification, are permitted (subject to
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the limitations in the disclaimer below) provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following
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disclaimer in the documentation and/or other materials provided with the distribution.
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* Neither the name of Computer History Museum nor the names of its contributors may be used to endorse or promote products
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derived from this software without specific prior written permission.
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NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE GRANTED BY THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE
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COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
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DAMAGE. */
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#define kUnicodeSourceHintDefault ((UniChar)0xF850)
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#define kUnicodeSourceHintChineseSimplified ((UniChar)0xF85C)
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#define kUnicodeSourceHintChineseTraditional ((UniChar)0xF85D)
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#define kUnicodeSourceHintJapanese ((UniChar)0xF85E)
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#define kUnicodeSourceHintKorean ((UniChar)0xF85F)
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#define kUnicodeSpaceChar ((UniChar)0x0020)
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#define kUnicodeLeftToRightMark ((UniChar)0x200E)
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#define kUnicodeRightToLeftMark ((UniChar)0x200F)
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#define kUnicodeNonBreakingSpace ((UniChar)0x00A0)
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#define kUnicodeMinBufSize 32
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#define UTF8_ENCODING CreateTextEncoding(kTextEncodingUnicodeDefault,kTextEncodingDefaultVariant,kUnicodeUTF8Format)
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#define DefaultEncoding(x) CreateTextEncoding((x),kTextEncodingDefaultVariant,kTextEncodingDefaultFormat)
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typedef enum {
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addWordSpaceConditional = -1,
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dontAddWordSpace = 0,
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addWordSpaceUnconditional
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} WordSpaceEnum;
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typedef struct {
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TECObjectRef inToUnicode;
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TextEncoding inToUnicodeEncoding;
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UnicodeToTextRunInfo unicodeToMac;
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UniChar **uniHandle;
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UniCharCount uniCount;
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ScriptCode lastCharScript;
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short table;
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short lastCharType;
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OptionBits flags;
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Boolean iso2022;
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Boolean inDouble;
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Boolean maclatin1;
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Boolean alreadyTransliterated;
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} IntlConverter;
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typedef struct {
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short fontID;
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short fontSize;
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} OneFontInfo;
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typedef OneFontInfo ScriptFontInfo[32];
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OSStatus InitUnicode();
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void CleanupUnicode();
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OSStatus DrawUTF8Text(BytePtr theText, ByteCount bufLen, short width, ScriptFontInfo fonts);
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OSStatus MeasureUTF8Text(BytePtr theText, ByteCount bufLen, short *width, FontInfo *maxFont, Boolean *rightToLeft, ScriptFontInfo fonts);
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// Pass -1 for inOff if inText is a pointer instead of a handle
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OSStatus InternetToUTF8Text(StringPtr charset, TextEncoding encoding, ConstTextPtr *inText, long inOff, ByteCount inLen, AccuPtr a, Boolean hint);
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// Pass encoding and a if you want UTF8 in an accumulator; pass pte and pOff if you want a PETE handle
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// Pass -1 for tOff if Text is pointer instead of handle
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OSStatus InsertIntlHeaders(Handle text, long len, long tOff, AccuPtr a, TextEncoding encoding, PETEHandle pte, long *pOff);
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OSStatus CreateIntlConverter(IntlConverter *converter, TextEncoding encoding);
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OSStatus ConvertIntlText(IntlConverter *converter, StringPtr inText, ByteCount *inLen, StringPtr outText, ByteCount *outLen, TextEncoding *encoding, WordSpaceEnum addSpace, ByteOffset *spaceOffset);
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void DisposeIntlConverter(IntlConverter converter);
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OSStatus UpdateIntlConverter(IntlConverter *converter, StringPtr charset);
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OSStatus EncodingPlusPeteStyle(TextEncoding encoding, PETEStyleEntry *pse, ScriptCode *outScript);
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OSStatus PeteInsertHeader(PETEHandle pte, long *pOff, Handle text, long len, long tOff);
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OSErr PeteSetIntlText(PETEHandle pte, Handle text, long start, long end, IntlConverter *converter, TextEncoding encoding);
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OSErr PeteInsertIntlText(PETEHandle pte, long *offset, Handle text, long start, long end, IntlConverter *converter, TextEncoding encoding, Boolean needSpace, Boolean flush);
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Boolean EncodingError(OSStatus err);
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Boolean HasUnicode();
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// End buffer *before* the CR
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OSStatus MessageToUTF8(Handle inText, long inOff, ByteCount inLen, AccuPtr a, int *context);
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OSStatus PeteGetUTF8Text(PETEHandle pte, long offset, long iLen, long *iUsed, UPtr out, long oLen, long *oUsed);
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ByteCount UniCharToUTF8(UniChar c, unsigned char *utf8, ByteCount maxLen);
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UniChar UTF8ToUniChar(unsigned char *utf8, unsigned char **next);
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TextEncoding CreateSystemRomanEncoding();
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Boolean UTF8ToRoman(BytePtr theText, ByteCount *textLen, ByteCount bufLen);
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Boolean RomanToUTF8(PStr s, long strSize);
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ByteCount GoodUTF8Len(BytePtr utf8, ByteCount bufLen);
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#define TrimUTF8(s) (s[0] = GoodUTF8Len(&s[1], s[0]))
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OSErr SniffAndConvertHandleToRoman(Handle *hp);
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OSErr ConvertHandleToRoman(Handle *hp,TextEncoding encoding,uLong offset);
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