| /* |
| ******************************************************************************* |
| * |
| * Copyright (C) 2002, International Business Machines |
| * Corporation and others. All Rights Reserved. |
| * |
| ******************************************************************************* |
| * file name: uprops.h |
| * encoding: US-ASCII |
| * tab size: 8 (not used) |
| * indentation:4 |
| * |
| * created on: 2002feb24 |
| * created by: Markus W. Scherer |
| * |
| * Implementations for mostly non-core Unicode character properties |
| * stored in uprops.dat. |
| */ |
| |
| #include "unicode/utypes.h" |
| #include "unicode/uchar.h" |
| #include "unicode/uscript.h" |
| #include "unormimp.h" |
| #include "uprops.h" |
| |
| /* helper definitions ------------------------------------------------------- */ |
| |
| #define FLAG(n) ((uint32_t)1<<(n)) |
| |
| /* flags for general categories in the order of UCharCategory */ |
| #define _Cn FLAG(U_GENERAL_OTHER_TYPES) |
| #define _Lu FLAG(U_UPPERCASE_LETTER) |
| #define _Ll FLAG(U_LOWERCASE_LETTER) |
| #define _Lt FLAG(U_TITLECASE_LETTER) |
| #define _Lm FLAG(U_MODIFIER_LETTER) |
| #define _Lo FLAG(U_OTHER_LETTER) |
| #define _Mn FLAG(U_NON_SPACING_MARK) |
| #define _Me FLAG(U_ENCLOSING_MARK) |
| #define _Mc FLAG(U_COMBINING_SPACING_MARK) |
| #define _Nd FLAG(U_DECIMAL_DIGIT_NUMBER) |
| #define _Nl FLAG(U_LETTER_NUMBER) |
| #define _No FLAG(U_OTHER_NUMBER) |
| #define _Zs FLAG(U_SPACE_SEPARATOR) |
| #define _Zl FLAG(U_LINE_SEPARATOR) |
| #define _Zp FLAG(U_PARAGRAPH_SEPARATOR) |
| #define _Cc FLAG(U_CONTROL_CHAR) |
| #define _Cf FLAG(U_FORMAT_CHAR) |
| #define _Co FLAG(U_PRIVATE_USE_CHAR) |
| #define _Cs FLAG(U_SURROGATE) |
| #define _Pd FLAG(U_DASH_PUNCTUATION) |
| #define _Ps FLAG(U_START_PUNCTUATION) |
| #define _Pe FLAG(U_END_PUNCTUATION) |
| #define _Pc FLAG(U_CONNECTOR_PUNCTUATION) |
| #define _Po FLAG(U_OTHER_PUNCTUATION) |
| #define _Sm FLAG(U_MATH_SYMBOL) |
| #define _Sc FLAG(U_CURRENCY_SYMBOL) |
| #define _Sk FLAG(U_MODIFIER_SYMBOL) |
| #define _So FLAG(U_OTHER_SYMBOL) |
| #define _Pi FLAG(U_INITIAL_PUNCTUATION) |
| #define _Pf FLAG(U_FINAL_PUNCTUATION) |
| |
| /* API functions ------------------------------------------------------------ */ |
| |
| U_CAPI void U_EXPORT2 |
| u_charAge(UChar32 c, UVersionInfo versionArray) { |
| if(versionArray!=NULL) { |
| uint32_t version=u_getUnicodeProperties(c, 0)>>UPROPS_AGE_SHIFT; |
| versionArray[0]=(uint8_t)(version>>4); |
| versionArray[1]=(uint8_t)(version&0xf); |
| versionArray[2]=versionArray[3]=0; |
| } |
| } |
| |
| U_CAPI UScriptCode U_EXPORT2 |
| uscript_getScript(UChar32 c, UErrorCode *pErrorCode) { |
| if(pErrorCode==NULL || U_FAILURE(*pErrorCode)) { |
| return USCRIPT_INVALID_CODE; |
| } |
| if((uint32_t)c>0x10ffff) { |
| *pErrorCode=U_ILLEGAL_ARGUMENT_ERROR; |
| return USCRIPT_INVALID_CODE; |
| } |
| |
| return (UScriptCode)(u_getUnicodeProperties(c, 0)&UPROPS_SCRIPT_MASK); |
| } |
| |
| U_CAPI UBlockCode U_EXPORT2 |
| ublock_getCode(UChar32 c) { |
| uint32_t b; |
| |
| if((uint32_t)c>0x10ffff) { |
| return UBLOCK_INVALID_CODE; |
| } |
| |
| b=(u_getUnicodeProperties(c, 0)&UPROPS_BLOCK_MASK)>>UPROPS_BLOCK_SHIFT; |
| if(b==0) { |
| return UBLOCK_INVALID_CODE; |
| } else { |
| return (UBlockCode)b; |
| } |
| } |
| |
| U_CAPI UBool U_EXPORT2 |
| u_hasBinaryProperty(UChar32 c, UProperty which) { |
| /* c is range-checked in the functions that are called from here */ |
| switch(which) { |
| case UCHAR_ALPHABETIC: |
| /* Lu+Ll+Lt+Lm+Lo+Other_Alphabetic */ |
| return (FLAG(u_charType(c))&(_Lu|_Ll|_Lt|_Lm|_Lo))!=0 || |
| (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_OTHER_ALPHABETIC))!=0; |
| case UCHAR_ASCII_HEX_DIGIT: |
| return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_ASCII_HEX_DIGIT))!=0; |
| case UCHAR_BIDI_CONTROL: |
| return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_BIDI_CONTROL))!=0; |
| case UCHAR_BIDI_MIRRORED: |
| return u_isMirrored(c); |
| case UCHAR_DASH: |
| return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_DASH))!=0; |
| case UCHAR_DEFAULT_IGNORABLE_CODE_POINT: |
| /* Cf+Cc+Cs+Other_Default_Ignorable_Code_Point-White_Space */ |
| return (FLAG(u_charType(c))&(_Cf|_Cc|_Cs))!=0 || |
| ((u_getUnicodeProperties(c, 1)& |
| (FLAG(UPROPS_OTHER_DEFAULT_IGNORABLE_CODE_POINT)|FLAG(UPROPS_WHITE_SPACE)))== |
| FLAG(UPROPS_OTHER_DEFAULT_IGNORABLE_CODE_POINT)); |
| case UCHAR_DEPRECATED: |
| return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_DEPRECATED))!=0; |
| case UCHAR_DIACRITIC: |
| return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_DIACRITIC))!=0; |
| case UCHAR_EXTENDER: |
| return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_EXTENDER))!=0; |
| case UCHAR_FULL_COMPOSITION_EXCLUSION: |
| return unorm_internalIsFullCompositionExclusion(c); |
| case UCHAR_GRAPHEME_BASE: |
| /* |
| * [0..10FFFF]-Cc-Cf-Cs-Co-Cn-Zl-Zp-Grapheme_Link-Grapheme_Extend == |
| * [0..10FFFF]-Cc-Cf-Cs-Co-Cn-Zl-Zp-Grapheme_Link-(Me+Mn+Mc+Other_Grapheme_Extend) == |
| * [0..10FFFF]-Cc-Cf-Cs-Co-Cn-Zl-Zp-Me-Mn-Mc-Grapheme_Link-Other_Grapheme_Extend |
| * |
| * u_charType(c out of range) returns Cn so we need not check for the range |
| */ |
| return (FLAG(u_charType(c))&(_Cc|_Cf|_Cs|_Co|_Cn|_Zl|_Zp|_Me|_Mn|_Mc))==0 && |
| ((u_getUnicodeProperties(c, 1)& |
| (FLAG(UPROPS_GRAPHEME_LINK)|FLAG(UPROPS_OTHER_GRAPHEME_EXTEND)))==0); |
| case UCHAR_GRAPHEME_EXTEND: |
| /* Me+Mn+Mc+Other_Grapheme_Extend-Grapheme_Link */ |
| return (FLAG(u_charType(c))&(_Me|_Mn|_Mc))!=0 || |
| ((u_getUnicodeProperties(c, 1)& |
| (FLAG(UPROPS_OTHER_GRAPHEME_EXTEND)|FLAG(UPROPS_GRAPHEME_LINK)))== |
| FLAG(UPROPS_OTHER_GRAPHEME_EXTEND)); |
| case UCHAR_GRAPHEME_LINK: |
| return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_GRAPHEME_LINK))!=0; |
| case UCHAR_HEX_DIGIT: |
| return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_HEX_DIGIT))!=0; |
| case UCHAR_HYPHEN: |
| return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_HYPHEN))!=0; |
| case UCHAR_ID_CONTINUE: |
| /* ID_Start+Mn+Mc+Nd+Pc == Lu+Ll+Lt+Lm+Lo+Nl+Mn+Mc+Nd+Pc */ |
| return (FLAG(u_charType(c))&(_Lu|_Ll|_Lt|_Lm|_Lo|_Nl|_Mn|_Mc|_Nd|_Pc))!=0; |
| case UCHAR_ID_START: |
| /* Lu+Ll+Lt+Lm+Lo+Nl */ |
| return (FLAG(u_charType(c))&(_Lu|_Ll|_Lt|_Lm|_Lo|_Nl))!=0; |
| case UCHAR_IDEOGRAPHIC: |
| return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_IDEOGRAPHIC))!=0; |
| case UCHAR_IDS_BINARY_OPERATOR: |
| return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_IDS_BINARY_OPERATOR))!=0; |
| case UCHAR_IDS_TRINARY_OPERATOR: |
| return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_IDS_TRINARY_OPERATOR))!=0; |
| case UCHAR_JOIN_CONTROL: |
| return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_JOIN_CONTROL))!=0; |
| case UCHAR_LOGICAL_ORDER_EXCEPTION: |
| return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_LOGICAL_ORDER_EXCEPTION))!=0; |
| case UCHAR_LOWERCASE: |
| /* Ll+Other_Lowercase */ |
| return u_charType(c)==U_LOWERCASE_LETTER || |
| (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_OTHER_LOWERCASE))!=0; |
| case UCHAR_MATH: |
| /* Sm+Other_Math */ |
| return u_charType(c)==U_MATH_SYMBOL || |
| (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_OTHER_MATH))!=0; |
| case UCHAR_NONCHARACTER_CODE_POINT: |
| return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_NONCHARACTER_CODE_POINT))!=0; |
| case UCHAR_QUOTATION_MARK: |
| return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_QUOTATION_MARK))!=0; |
| case UCHAR_RADICAL: |
| return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_RADICAL))!=0; |
| case UCHAR_SOFT_DOTTED: |
| return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_SOFT_DOTTED))!=0; |
| case UCHAR_TERMINAL_PUNCTUATION: |
| return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_TERMINAL_PUNCTUATION))!=0; |
| case UCHAR_UNIFIED_IDEOGRAPH: |
| return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_UNIFIED_IDEOGRAPH))!=0; |
| case UCHAR_UPPERCASE: |
| /* Lu+Other_Uppercase */ |
| return u_charType(c)==U_UPPERCASE_LETTER || |
| (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_OTHER_UPPERCASE))!=0; |
| case UCHAR_WHITE_SPACE: |
| return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_WHITE_SPACE))!=0; |
| case UCHAR_XID_CONTINUE: |
| return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_XID_CONTINUE))!=0; |
| case UCHAR_XID_START: |
| return (u_getUnicodeProperties(c, 1)&FLAG(UPROPS_XID_START))!=0; |
| default: |
| /* not a known binary property */ |
| return FALSE; |
| }; |
| } |
| |
| UBool u_isUAlphabetic(UChar32 c) { |
| return u_hasBinaryProperty(c, UCHAR_ALPHABETIC); |
| } |
| |
| UBool u_isULowercase(UChar32 c) { |
| return u_hasBinaryProperty(c, UCHAR_LOWERCASE); |
| } |
| |
| UBool u_isUUppercase(UChar32 c) { |
| return u_hasBinaryProperty(c, UCHAR_UPPERCASE); |
| } |
| |
| UBool u_isUWhiteSpace(UChar32 c) { |
| return u_hasBinaryProperty(c, UCHAR_WHITE_SPACE); |
| } |
