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| 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 out
put | |
| 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_C
ODE_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(NF
KC), | |
| 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 out
put | |
| 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_C
ODE_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 ID
NA | |
| 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 */ | |
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