Victor Chang | 7322950 | 2020-09-17 13:39:19 +0100 | [diff] [blame] | 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 | */ |