icuSources/common/sprpimpl.h

   1 // © 2016 and later: Unicode, Inc. and others.
   2 // License & terms of use: http://www.unicode.org/copyright.html
   3 /*
   4  *******************************************************************************
   5  *
   6  *   Copyright (C) 2003-2006, International Business Machines
   7  *   Corporation and others.  All Rights Reserved.
   8  *
   9  *******************************************************************************
  10  *   file name:  sprpimpl.h
  11  *   encoding:   UTF-8
  12  *   tab size:   8 (not used)
  13  *   indentation:4
  14  *
  15  *   created on: 2003feb1
  16  *   created by: Ram Viswanadha
  17  */
  18
  19 #ifndef SPRPIMPL_H
  20 #define SPRPIMPL_H
  21
  22 #include "unicode/utypes.h"
  23
  24 #if !UCONFIG_NO_IDNA
  25
  26 #include "unicode/ustring.h"
  27 #include "unicode/parseerr.h"
  28 #include "unicode/usprep.h"
  29 #include "unicode/udata.h"
  30 #include "utrie.h"
  31 #include "udataswp.h"
  32 #include "ubidi_props.h"
  33
  34 #define _SPREP_DATA_TYPE "spp"
  35
  36 enum UStringPrepType{
  37     USPREP_UNASSIGNED           = 0x0000 ,
  38     USPREP_MAP                  = 0x0001 ,
  39     USPREP_PROHIBITED           = 0x0002 ,
  40     USPREP_DELETE               = 0x0003 ,
  41     USPREP_TYPE_LIMIT           = 0x0004
  42 };
  43
  44 typedef enum UStringPrepType UStringPrepType;
  45
  46 #ifdef USPREP_TYPE_NAMES_ARRAY
  47 static const char* usprepTypeNames[] ={
  48     "UNASSIGNED" ,
  49     "MAP" ,
  50     "PROHIBITED" ,
  51     "DELETE",
  52     "TYPE_LIMIT"
  53 };
  54 #endif
  55
  56 enum{
  57     _SPREP_NORMALIZATION_ON = 0x0001,
  58     _SPREP_CHECK_BIDI_ON    = 0x0002
  59 };
  60
  61 enum{
  62     _SPREP_TYPE_THRESHOLD       = 0xFFF0,
  63     _SPREP_MAX_INDEX_VALUE      = 0x3FBF,   /*16139*/
  64     _SPREP_MAX_INDEX_TOP_LENGTH = 0x0003
  65 };
  66
  67 /* indexes[] value names */
  68 enum {
  69     _SPREP_INDEX_TRIE_SIZE                  = 0, /* number of bytes in StringPrep trie */
  70     _SPREP_INDEX_MAPPING_DATA_SIZE          = 1, /* The array that contains the mapping   */
  71     _SPREP_NORM_CORRECTNS_LAST_UNI_VERSION  = 2, /* The index of Unicode version of last entry in NormalizationCorrections.txt */
  72     _SPREP_ONE_UCHAR_MAPPING_INDEX_START    = 3, /* The starting index of 1 UChar mapping index in the mapping data array */
  73     _SPREP_TWO_UCHARS_MAPPING_INDEX_START   = 4, /* The starting index of 2 UChars mapping index in the mapping data array */
  74     _SPREP_THREE_UCHARS_MAPPING_INDEX_START = 5, /* The starting index of 3 UChars mapping index in the mapping data array */
  75     _SPREP_FOUR_UCHARS_MAPPING_INDEX_START  = 6, /* The starting index of 4 UChars mapping index in the mapping data array */
  76     _SPREP_OPTIONS                          = 7, /* Bit set of options to turn on in the profile */
  77     _SPREP_INDEX_TOP=16                          /* changing this requires a new formatVersion */
  78 };
  79
  80 typedef struct UStringPrepKey UStringPrepKey;
  81
  82
  83 struct UStringPrepKey{
  84     char* name;
  85     char* path;
  86 };
  87
  88 struct UStringPrepProfile{
  89     int32_t indexes[_SPREP_INDEX_TOP];
  90     UTrie sprepTrie;
  91     const uint16_t* mappingData;
  92     UDataMemory* sprepData;
  93     const UBiDiProps *bdp; /* used only if checkBiDi is set */
  94     int32_t refCount;
  95     UBool isDataLoaded;
  96     UBool doNFKC;
  97     UBool checkBiDi;
  98 };
  99
 100 /**
 101  * Helper function for populating the UParseError struct
 102  * @internal
 103  */
 104 U_CAPI void U_EXPORT2
 105 uprv_syntaxError(const UChar* rules,
 106                  int32_t pos,
 107                  int32_t rulesLen,
 108                  UParseError* parseError);
 109
 110
 111 /**
 112  * Swap StringPrep .spp profile data. See udataswp.h.
 113  * @internal
 114  */
 115 U_CAPI int32_t U_EXPORT2
 116 usprep_swap(const UDataSwapper *ds,
 117             const void *inData, int32_t length, void *outData,
 118             UErrorCode *pErrorCode);
 119
 120 #endif /* #if !UCONFIG_NO_IDNA */
 121
 122 #endif
 123
 124 /*
 125  * Hey, Emacs, please set the following:
 126  *
 127  * Local Variables:
 128  * indent-tabs-mode: nil
 129  * End:
 130  *
 131  */