icuSources/test/intltest/nptrans.h

   1 /*
   2  *******************************************************************************
   3  *
   4  *   Copyright (C) 2003-2011, International Business Machines
   5  *   Corporation and others.  All Rights Reserved.
   6  *
   7  *******************************************************************************
   8  *   file name:  nptrans.h
   9  *   encoding:   US-ASCII
  10  *   tab size:   8 (not used)
  11  *   indentation:4
  12  *
  13  *   created on: 2003feb1
  14  *   created by: Ram Viswanadha
  15  */
  16
  17 #ifndef NPTRANS_H
  18 #define NPTRANS_H
  19
  20 #include "unicode/utypes.h"
  21
  22 #if !UCONFIG_NO_IDNA
  23 #if !UCONFIG_NO_TRANSLITERATION
  24
  25 #include "unicode/uniset.h"
  26 #include "unicode/ures.h"
  27 #include "unicode/translit.h"
  28
  29 #include "intltest.h"
  30
  31
  32 #define ASCII_SPACE 0x0020
  33
  34 class NamePrepTransform {
  35
  36 private :
  37     Transliterator *mapping;
  38     UnicodeSet unassigned;
  39     UnicodeSet prohibited;
  40     UnicodeSet labelSeparatorSet;
  41     UResourceBundle *bundle;
  42     NamePrepTransform(UParseError& parseError, UErrorCode& status);
  43
  44
  45 public :
  46
  47     static NamePrepTransform* createInstance(UParseError& parseError, UErrorCode& status);
  48
  49     virtual ~NamePrepTransform();
  50
  51
  52     inline UBool isProhibited(UChar32 ch);
  53
  54     /**
  55      * ICU "poor man's RTTI", returns a UClassID for the actual class.
  56      */
  57     inline UClassID getDynamicClassID() const { return getStaticClassID(); }
  58
  59     /**
  60      * ICU "poor man's RTTI", returns a UClassID for this class.
  61      */
  62     static inline UClassID getStaticClassID() { return (UClassID)&fgClassID; }
  63
  64     /**
  65      * Map every character in input stream with mapping character
  66      * in the mapping table and populate the output stream.
  67      * For any individual character the mapping table may specify
  68      * that that a character be mapped to nothing, mapped to one
  69      * other character or to a string of other characters.
  70      *
  71      * @param src           Pointer to UChar buffer containing a single label
  72      * @param srcLength     Number of characters in the source label
  73      * @param dest          Pointer to the destination buffer to receive the output
  74      * @param destCapacity  The capacity of destination array
  75      * @param allowUnassigned   Unassigned values can be converted to ASCII for query operations
  76      *                          If TRUE unassigned values are treated as normal Unicode code point.
  77      *                          If FALSE the operation fails with U_UNASSIGNED_CODE_POINT_FOUND error code.
  78      * @param status        ICU error code in/out parameter.
  79      *                      Must fulfill U_SUCCESS before the function call.
  80      * @return The number of UChars in the destination buffer
  81      */
  82     int32_t map(const UChar* src, int32_t srcLength,
  83                         UChar* dest, int32_t destCapacity,
  84                         UBool allowUnassigned,
  85                         UParseError* parseError,
  86                         UErrorCode& status );
  87
  88     /**
  89      * Prepare the input stream with for use. This operation maps, normalizes(NFKC),
  90      * checks for prohited and BiDi characters in the order defined by RFC 3454
  91      *
  92      * @param src           Pointer to UChar buffer containing a single label
  93      * @param srcLength     Number of characters in the source label
  94      * @param dest          Pointer to the destination buffer to receive the output
  95      * @param destCapacity  The capacity of destination array
  96      * @param allowUnassigned   Unassigned values can be converted to ASCII for query operations
  97      *                          If TRUE unassigned values are treated as normal Unicode code point.
  98      *                          If FALSE the operation fails with U_UNASSIGNED_CODE_POINT error code.
  99      * @param status        ICU error code in/out parameter.
 100      *                      Must fulfill U_SUCCESS before the function call.
 101      * @return The number of UChars in the destination buffer
 102      */
 103     int32_t process(const UChar* src, int32_t srcLength,
 104                             UChar* dest, int32_t destCapacity,
 105                             UBool allowUnassigned,
 106                             UParseError* parseError,
 107                             UErrorCode& status );
 108
 109     /**
 110      * Ascertain if the given code point is a label separator as specified by IDNA
 111      *
 112      * @return TRUE is the code point is a label separator
 113      */
 114     UBool isLabelSeparator(UChar32 ch, UErrorCode& status);
 115
 116     inline UBool isLDHChar(UChar32 ch);
 117
 118 private:
 119     /**
 120      * The address of this static class variable serves as this class's ID
 121      * for ICU "poor man's RTTI".
 122      */
 123     static const char fgClassID;
 124 };
 125
 126 inline UBool NamePrepTransform::isLDHChar(UChar32 ch){
 127     // high runner case
 128     if(ch>0x007A){
 129         return FALSE;
 130     }
 131     //[\\u002D \\u0030-\\u0039 \\u0041-\\u005A \\u0061-\\u007A]
 132     if( (ch==0x002D) ||
 133         (0x0030 <= ch && ch <= 0x0039) ||
 134         (0x0041 <= ch && ch <= 0x005A) ||
 135         (0x0061 <= ch && ch <= 0x007A)
 136       ){
 137         return TRUE;
 138     }
 139     return FALSE;
 140 }
 141
 142 #endif /* #if !UCONFIG_NO_TRANSLITERATION */
 143 #else
 144 class NamePrepTransform {
 145 };
 146 #endif /* #if !UCONFIG_NO_IDNA */
 147
 148 #endif
 149
 150 /*
 151  * Hey, Emacs, please set the following:
 152  *
 153  * Local Variables:
 154  * indent-tabs-mode: nil
 155  * End:
 156  *
 157  */