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The Tor Browser
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sprpimpl.h (3604B)

      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    int32_t refCount;
     94    UBool isDataLoaded;
     95    UBool doNFKC;
     96    UBool checkBiDi;
     97 };
     98 
     99 /**
    100 * Helper function for populating the UParseError struct
    101 * @internal
    102 */
    103 U_CAPI void U_EXPORT2
    104 uprv_syntaxError(const UChar* rules, 
    105                 int32_t pos,
    106                 int32_t rulesLen,
    107                 UParseError* parseError);
    108 
    109 
    110 /**
    111 * Swap StringPrep .spp profile data. See udataswp.h.
    112 * @internal
    113 */
    114 U_CAPI int32_t U_EXPORT2
    115 usprep_swap(const UDataSwapper *ds,
    116            const void *inData, int32_t length, void *outData,
    117            UErrorCode *pErrorCode);
    118 
    119 #endif /* #if !UCONFIG_NO_IDNA */
    120 
    121 #endif
    122 
    123 /*
    124 * Hey, Emacs, please set the following:
    125 *
    126 * Local Variables:
    127 * indent-tabs-mode: nil
    128 * End:
    129 *
    130 */