| /* |
| ********************************************************************** |
| * Copyright (C) 1997-2001, International Business Machines |
| * Corporation and others. All Rights Reserved. |
| ********************************************************************** |
| * |
| * File USCRIPT.C |
| * |
| * Modification History: |
| * |
| * Date Name Description |
| * 07/06/2001 Ram Creation. |
| ****************************************************************************** |
| */ |
| |
| #include "unicode/uscript.h" |
| #include "unicode/ures.h" |
| #include "cstring.h" |
| |
| #define USCRIPT_CODE_ARRAY_SIZE 440 |
| |
| static const char kLocaleScript[] = "LocaleScript"; |
| |
| static const char * const scriptNames[]={ |
| "ARABIC", /* USCRIPT_ARABIC */ |
| "ARMENIAN", /* USCRIPT_ARMENIAN */ |
| "BENGALI", /* USCRIPT_BENGALI */ |
| "BOPOMOFO", /* USCRIPT_BOPOMOFO */ |
| "CANADIAN-ABORIGINAL", /* USCRIPT_UCAS */ |
| "CHEROKEE", /* USCRIPT_CHEROKEE */ |
| "COMMON", /* USCRIPT_COMMON */ |
| "CYRILLIC", /* USCRIPT_CYRILLIC */ |
| "DESERET", /* USCRIPT_DESERET */ |
| "DEVANAGARI", /* USCRIPT_DEVANAGARI */ |
| "ETHIOPIC", /* USCRIPT_ETHIOPIC */ |
| "GEORGIAN", /* USCRIPT_GEORGIAN */ |
| "GOTHIC", /* USCRIPT_GOTHIC */ |
| "GREEK", /* USCRIPT_GREEK */ |
| "GUJARATI", /* USCRIPT_GUJARATI */ |
| "GURMUKHI", /* USCRIPT_GURMUKHI */ |
| "HAN", /* USCRIPT_HAN */ |
| "HANGUL", /* USCRIPT_HANGUL */ |
| "HEBREW", /* USCRIPT_HEBREW */ |
| "HIRAGANA", /* USCRIPT_HIRAGANA */ |
| "INHERITED", /* USCRIPT_INHERITED */ |
| "KANNADA", /* USCRIPT_KANNADA */ |
| "KATAKANA", /* USCRIPT_KATAKANA */ |
| "KHMER", /* USCRIPT_KHMER */ |
| "LATIN", /* USCRIPT_LATIN */ |
| "MALAYALAM", /* USCRIPT_MALAYALAM */ |
| "MONGOLIAN", /* USCRIPT_MONGOLIAN */ |
| "MYANMAR", /* USCRIPT_MYANMAR */ |
| "OGHAM", /* USCRIPT_OGHAM */ |
| "OLD-ITALIC", /* USCRIPT_OLD_ITALIC */ |
| "ORIYA", /* USCRIPT_ORIYA */ |
| "RUNIC", /* USCRIPT_RUNIC */ |
| "SINHALA", /* USCRIPT_SINHALA */ |
| "SYRIAC", /* USCRIPT_SYRIAC */ |
| "TAMIL", /* USCRIPT_TAMIL */ |
| "TELUGU", /* USCRIPT_TELUGU */ |
| "THAANA", /* USCRIPT_THANA */ |
| "THAI", /* USCRIPT_THAI */ |
| "TIBETAN", /* USCRIPT_TIBETAN */ |
| "UCAS", /* USCRIPT_UCAS */ |
| "YI" /* USCRIPT_YI */ |
| }; |
| |
| static const char * const scriptAbbr[]= { |
| "Arab", /* USCRIPT_ARABIC */ |
| "Armn", /* USCRIPT_ARMENIAN */ |
| "Beng", /* USCRIPT_BENGALI */ |
| "Bopo", /* USCRIPT_BOPOMOFO */ |
| "Cans", /* USCRIPT_UCAS */ |
| "Cher", /* USCRIPT_CHEROKEE */ |
| "Cyrl", /* USCRIPT_CYRILLIC */ |
| /* "Cyrs", */ /* USCRIPT_CYRILLIC */ |
| "Deva", /* USCRIPT_DEVANAGARI */ |
| "Dsrt", /* USCRIPT_DESERET */ |
| "Ethi", /* USCRIPT_ETHIOPIC */ |
| /* "Geoa", */ /* USCRIPT_GEORGIAN */ |
| /* "Geon", */ /* USCRIPT_GEORGIAN */ |
| "Geor", /* USCRIPT_GEORGIAN */ |
| "Goth", /* USCRIPT_GOTHIC */ |
| "Grek", /* USCRIPT_GREEK */ |
| "Gujr", /* USCRIPT_GUJARATI */ |
| "Guru", /* USCRIPT_GURMUKHI */ |
| "Hang", /* USCRIPT_HANGUL */ |
| "Hani", /* USCRIPT_HAN */ |
| "Hebr", /* USCRIPT_HEBREW */ |
| "Hira", /* USCRIPT_HIRAGANA */ |
| "Ital", /* USCRIPT_OLD_ITALIC */ |
| "Kana", /* USCRIPT_KATAKANA */ |
| "Khmr", /* USCRIPT_KHMER */ |
| "Knda", /* USCRIPT_KANNADA */ |
| "Lao", /* USCRIPT_LAO */ |
| /*"Laoo", */ /* USCRIPT_LAO */ |
| /*"Latf", */ /* USCRIPT_LATIN */ |
| /*"Latg", */ /* USCRIPT_LATIN */ |
| "Latn", /* USCRIPT_LATIN */ |
| "Mlym", /* USCRIPT_MALAYALAM */ |
| "Mong", /* USCRIPT_MONGOLIAN */ |
| "Mymr", /* USCRIPT_MYANMAR */ |
| "Ogam", /* USCRIPT_OGHAM */ |
| "Orya", /* USCRIPT_ORIYA */ |
| "Qaac", /* USCRIPT_COPTIC */ |
| "Qaai", /* USCRIPT_INHERITED */ |
| "Runr", /* USCRIPT_RUNIC */ |
| "Sinh", /* USCRIPT_SINHALA */ |
| "Syrc", /* USCRIPT_SYRIAC */ |
| /* "Syre", */ /* USCRIPT_SYRIAC */ |
| /* "Syrj", */ /* USCRIPT_SYRIAC */ |
| /* "Syrn", */ /* USCRIPT_SYRIAC */ |
| "Taml", /* USCRIPT_TAMIL */ |
| "Telu", /* USCRIPT_TELUGU */ |
| "Thaa", /* USCRIPT_THANA */ |
| "Thai", /* USCRIPT_THAI */ |
| "Tibt", /* USCRIPT_TIBETAN */ |
| "Yiii", /* USCRIPT_YI */ |
| "Zyyy" /* USCRIPT_COMMON */ |
| }; |
| |
| |
| static const UScriptCode scriptNameCodes[]= { |
| USCRIPT_ARABIC , |
| USCRIPT_ARMENIAN , |
| USCRIPT_BENGALI , |
| USCRIPT_BOPOMOFO , |
| USCRIPT_UCAS , |
| USCRIPT_CHEROKEE , |
| USCRIPT_COMMON , |
| USCRIPT_CYRILLIC , |
| USCRIPT_DESERET , |
| USCRIPT_DEVANAGARI , |
| USCRIPT_ETHIOPIC , |
| USCRIPT_GEORGIAN , |
| USCRIPT_GOTHIC , |
| USCRIPT_GREEK , |
| USCRIPT_GUJARATI , |
| USCRIPT_GURMUKHI , |
| USCRIPT_HAN , |
| USCRIPT_HANGUL , |
| USCRIPT_HEBREW , |
| USCRIPT_HIRAGANA , |
| USCRIPT_INHERITED , |
| USCRIPT_KANNADA , |
| USCRIPT_KATAKANA , |
| USCRIPT_KHMER , |
| USCRIPT_LATIN , |
| USCRIPT_MALAYALAM , |
| USCRIPT_MONGOLIAN , |
| USCRIPT_MYANMAR , |
| USCRIPT_OGHAM , |
| USCRIPT_OLD_ITALIC , |
| USCRIPT_ORIYA , |
| USCRIPT_RUNIC , |
| USCRIPT_SINHALA , |
| USCRIPT_SYRIAC , |
| USCRIPT_TAMIL , |
| USCRIPT_TELUGU , |
| USCRIPT_THAANA , |
| USCRIPT_THAI , |
| USCRIPT_TIBETAN , |
| USCRIPT_UCAS , |
| USCRIPT_YI |
| }; |
| |
| |
| static const UScriptCode scriptAbbrCodes[] = { |
| USCRIPT_ARABIC , |
| USCRIPT_ARMENIAN , |
| USCRIPT_BENGALI , |
| USCRIPT_BOPOMOFO , |
| USCRIPT_UCAS , |
| USCRIPT_CHEROKEE , |
| USCRIPT_CYRILLIC , |
| /* USCRIPT_CYRILLIC , */ |
| USCRIPT_DEVANAGARI , |
| USCRIPT_DESERET , |
| USCRIPT_ETHIOPIC , |
| /* USCRIPT_GEORGIAN , */ |
| /* USCRIPT_GEORGIAN , */ |
| USCRIPT_GEORGIAN , |
| USCRIPT_GOTHIC , |
| USCRIPT_GREEK , |
| USCRIPT_GUJARATI , |
| USCRIPT_GURMUKHI , |
| USCRIPT_HANGUL , |
| USCRIPT_HAN , |
| USCRIPT_HEBREW , |
| USCRIPT_HIRAGANA , |
| USCRIPT_OLD_ITALIC , |
| USCRIPT_KATAKANA , |
| USCRIPT_KHMER , |
| USCRIPT_KANNADA , |
| USCRIPT_LAO , |
| /* USCRIPT_LAO , */ |
| /* USCRIPT_LATIN , */ |
| /* USCRIPT_LATIN , */ |
| USCRIPT_LATIN , |
| USCRIPT_MALAYALAM , |
| USCRIPT_MONGOLIAN , |
| USCRIPT_MYANMAR , |
| USCRIPT_OGHAM , |
| USCRIPT_ORIYA , |
| USCRIPT_COPTIC , |
| USCRIPT_INHERITED , |
| USCRIPT_RUNIC , |
| USCRIPT_SINHALA , |
| USCRIPT_SYRIAC , |
| /* USCRIPT_SYRIAC , */ |
| /* USCRIPT_SYRIAC , */ |
| /* USCRIPT_SYRIAC , */ |
| USCRIPT_TAMIL , |
| USCRIPT_TELUGU , |
| USCRIPT_THAANA , |
| USCRIPT_THAI , |
| USCRIPT_TIBETAN , |
| USCRIPT_YI , |
| USCRIPT_COMMON |
| }; |
| |
| /* binary search the string array */ |
| U_INLINE static int |
| findStringIndex(const char* const *sortedArr, const char* target, int size){ |
| int left, middle, right,rc; |
| left =0; |
| right= size-1; |
| |
| while(left <= right){ |
| middle = (left+right)/2; |
| rc=uprv_stricmp(sortedArr[middle],target); |
| if(rc<0){ |
| left = middle+1; |
| }else if(rc >0){ |
| right = middle -1; |
| }else{ |
| return middle; |
| } |
| } |
| return -1; |
| } |
| |
| /* |
| static int |
| findCodeIndex(const UScriptCode sorted[], const UScriptCode target, int size){ |
| int left, middle, right; |
| left =0; |
| right= size-1; |
| while(left <= right){ |
| middle = (left+right)/2; |
| if(sorted[middle] < target){ |
| left=middle+1; |
| }else if(sorted[middle]>target){ |
| right=middle-1; |
| }else{ |
| return middle; |
| } |
| } |
| return -1; |
| } |
| */ |
| /* linearly search the array and return the index */ |
| U_INLINE static int |
| findCodeIndex(const UScriptCode unsorted[], const UScriptCode target, int size){ |
| int i=0; |
| while(i<size){ |
| if(target == unsorted[i]){ |
| return i; |
| } |
| i++; |
| } |
| return -1; |
| } |
| |
| U_CAPI int32_t U_EXPORT2 |
| uscript_getCode(const char* nameOrAbbrOrLocale, |
| UScriptCode* fillIn, |
| int32_t capacity, |
| UErrorCode* err){ |
| |
| UScriptCode code = USCRIPT_INVALID_CODE; |
| int strIndex=0; |
| int32_t numFilled=0; |
| int32_t len=0; |
| /* check arguments */ |
| if(U_FAILURE(*err)){ |
| return numFilled; |
| } |
| /* try the Names array first */ |
| strIndex = findStringIndex(scriptNames, nameOrAbbrOrLocale, sizeof(scriptNames)/sizeof(*scriptNames)); |
| |
| if(strIndex>=0){ |
| code = (UScriptCode) scriptNameCodes[strIndex]; |
| len = 1; |
| } |
| /* we did not find in names array so try abbr array*/ |
| if(code ==USCRIPT_INVALID_CODE){ |
| strIndex = findStringIndex(scriptAbbr, nameOrAbbrOrLocale, sizeof(scriptAbbr)/sizeof(*scriptAbbr)); |
| if(strIndex>=0){ |
| code = (UScriptCode) scriptAbbrCodes[strIndex]; |
| len = 1; |
| } |
| } |
| |
| /* we still haven't found it try locale */ |
| if(code==USCRIPT_INVALID_CODE){ |
| UResourceBundle* resB = ures_open(u_getDataDirectory(),nameOrAbbrOrLocale,err); |
| if(U_SUCCESS(*err)&& *err != U_USING_DEFAULT_ERROR){ |
| UResourceBundle* resD = ures_getByKey(resB,kLocaleScript,NULL,err); |
| int index =0; |
| if(U_SUCCESS(*err) ){ |
| len =0; |
| while(ures_hasNext(resD)){ |
| const UChar* name = ures_getNextString(resD,&len,NULL,err); |
| if(U_SUCCESS(*err)){ |
| char cName[50] = {'\0'}; |
| u_UCharsToChars(name,cName,len); |
| index = findStringIndex(scriptAbbr, cName, sizeof(scriptAbbr)/sizeof(*scriptAbbr)); |
| code = (UScriptCode) scriptAbbrCodes[index]; |
| /* got the script code now fill in the buffer */ |
| if(numFilled<=capacity){ |
| *(fillIn)++=code; |
| numFilled++; |
| }else{ |
| ures_close(resD); |
| ures_close(resB); |
| *err=U_BUFFER_OVERFLOW_ERROR; |
| return len; |
| } |
| } |
| } |
| } |
| ures_close(resD); |
| |
| } |
| ures_close(resB); |
| }else{ |
| /* we found it */ |
| if(numFilled<=capacity){ |
| *(fillIn)++=code; |
| numFilled++; |
| }else{ |
| *err=U_BUFFER_OVERFLOW_ERROR; |
| return len; |
| } |
| } |
| return numFilled; |
| } |
| |
| U_CAPI const char* U_EXPORT2 |
| uscript_getName(UScriptCode scriptCode){ |
| int index = -1; |
| if(scriptCode > USCRIPT_CODE_LIMIT){ |
| return ""; |
| } |
| index = findCodeIndex(scriptNameCodes,scriptCode,sizeof(scriptNameCodes)/sizeof(*scriptNameCodes)); |
| if(index >=0){ |
| return scriptNames[index]; |
| }else{ |
| return ""; |
| } |
| |
| } |
| U_CAPI const char* U_EXPORT2 |
| uscript_getShortName(UScriptCode scriptCode){ |
| int index = -1; |
| if(scriptCode > USCRIPT_CODE_LIMIT){ |
| return ""; |
| } |
| index = findCodeIndex(scriptAbbrCodes,scriptCode,sizeof(scriptAbbrCodes)/sizeof(*scriptAbbrCodes)); |
| if(index >=0){ |
| return scriptAbbr[index]; |
| }else{ |
| return ""; |
| } |
| } |
