164 lines
5.1 KiB
C++
164 lines
5.1 KiB
C++
/*
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*******************************************************************************
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*
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* Copyright (C) 2003, International Business Machines
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* Corporation and others. All Rights Reserved.
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*
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*******************************************************************************
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* file name: nptrans.h
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* encoding: US-ASCII
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* tab size: 8 (not used)
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* indentation:4
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*
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* created on: 2003feb1
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* created by: Ram Viswanadha
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*/
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#ifndef NPTRANS_H
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#define NPTRANS_H
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#include "unicode/utypes.h"
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#if !UCONFIG_NO_IDNA
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#if !UCONFIG_NO_TRANSLITERATION
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#include "unicode/uniset.h"
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#include "unicode/ures.h"
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#include "unicode/translit.h"
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#define ASCII_SPACE 0x0020
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class NamePrepTransform {
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private :
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Transliterator *mapping;
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UnicodeSet unassigned;
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UnicodeSet prohibited;
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UnicodeSet labelSeparatorSet;
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UResourceBundle *bundle;
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NamePrepTransform(UParseError& parseError, UErrorCode& status);
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public :
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static NamePrepTransform* createInstance(UParseError& parseError, UErrorCode& status);
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virtual ~NamePrepTransform();
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inline UBool isProhibited(UChar32 ch);
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/**
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* ICU "poor man's RTTI", returns a UClassID for the actual class.
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*
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* @draft ICU 2.6
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*/
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inline UClassID getDynamicClassID() const { return getStaticClassID(); }
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/**
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* ICU "poor man's RTTI", returns a UClassID for this class.
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*
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* @draft ICU 2.6
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*/
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static inline UClassID getStaticClassID() { return (UClassID)&fgClassID; }
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/**
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* Map every character in input stream with mapping character
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* in the mapping table and populate the output stream.
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* For any individual character the mapping table may specify
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* that that a character be mapped to nothing, mapped to one
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* other character or to a string of other characters.
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*
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* @param src Pointer to UChar buffer containing a single label
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* @param srcLength Number of characters in the source label
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* @param dest Pointer to the destination buffer to receive the output
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* @param destCapacity The capacity of destination array
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* @param allowUnassigned Unassigned values can be converted to ASCII for query operations
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* If TRUE unassigned values are treated as normal Unicode code point.
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* If FALSE the operation fails with U_UNASSIGNED_CODE_POINT_FOUND error code.
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* @param status ICU error code in/out parameter.
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* Must fulfill U_SUCCESS before the function call.
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* @return The number of UChars in the destination buffer
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*
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*/
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int32_t map(const UChar* src, int32_t srcLength,
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UChar* dest, int32_t destCapacity,
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UBool allowUnassigned,
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UParseError* parseError,
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UErrorCode& status );
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/**
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* Prepare the input stream with for use. This operation maps, normalizes(NFKC),
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* checks for prohited and BiDi characters in the order defined by RFC 3454
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*
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* @param src Pointer to UChar buffer containing a single label
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* @param srcLength Number of characters in the source label
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* @param dest Pointer to the destination buffer to receive the output
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* @param destCapacity The capacity of destination array
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* @param allowUnassigned Unassigned values can be converted to ASCII for query operations
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* If TRUE unassigned values are treated as normal Unicode code point.
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* If FALSE the operation fails with U_UNASSIGNED_CODE_POINT error code.
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* @param status ICU error code in/out parameter.
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* Must fulfill U_SUCCESS before the function call.
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* @return The number of UChars in the destination buffer
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*/
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int32_t process(const UChar* src, int32_t srcLength,
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UChar* dest, int32_t destCapacity,
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UBool allowUnassigned,
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UParseError* parseError,
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UErrorCode& status );
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/**
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* Ascertain if the given code point is a label separator as specified by IDNA
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*
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* @return TRUE is the code point is a label separator
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*
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*
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*/
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UBool isLabelSeparator(UChar32 ch, UErrorCode& status);
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inline UBool isLDHChar(UChar32 ch);
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private:
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/**
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* The address of this static class variable serves as this class's ID
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* for ICU "poor man's RTTI".
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*/
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static const char fgClassID;
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};
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inline UBool NamePrepTransform::isLDHChar(UChar32 ch){
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// high runner case
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if(ch>0x007A){
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return FALSE;
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}
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//[\\u002D \\u0030-\\u0039 \\u0041-\\u005A \\u0061-\\u007A]
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if( (ch==0x002D) ||
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(0x0030 <= ch && ch <= 0x0039) ||
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(0x0041 <= ch && ch <= 0x005A) ||
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(0x0061 <= ch && ch <= 0x007A)
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){
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return TRUE;
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}
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return FALSE;
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}
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#endif /* #if !UCONFIG_NO_TRANSLITERATION */
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#else
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class NamePrepTransform {
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};
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#endif /* #if !UCONFIG_NO_IDNA */
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#endif
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/*
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* Hey, Emacs, please set the following:
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*
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* Local Variables:
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* indent-tabs-mode: nil
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* End:
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*
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*/
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