1/*
2*******************************************************************************
3*
4*   Copyright (C) 2000-2011, International Business Machines
5*   Corporation and others.  All Rights Reserved.
6*
7*******************************************************************************
8*   file name:  ucol_elm.h
9*   encoding:   US-ASCII
10*   tab size:   8 (not used)
11*   indentation:4
12*
13*   created 02/22/2001
14*   created by: Vladimir Weinstein
15*
16*   This program reads the Franctional UCA table and generates
17*   internal format for UCA table as well as inverse UCA table.
18*   It then writes binary files containing the data: ucadata.dat
19*   & invuca.dat
20*/
21#ifndef UCOL_UCAELEMS_H
22#define UCOL_UCAELEMS_H
23
24#include "unicode/utypes.h"
25#include "unicode/uniset.h"
26#include "ucol_tok.h"
27
28#if !UCONFIG_NO_COLLATION
29
30#include "ucol_imp.h"
31
32#ifdef UCOL_DEBUG
33#include "cmemory.h"
34#include <stdio.h>
35#endif
36
37U_CDECL_BEGIN
38
39/* This is the maximum trie capacity for the mapping trie.
40Due to current limitations in genuca and the design of UTrie,
41this number can't be more than 256K.
42As of Unicode 5, it currently could safely go to 128K without
43a problem. Normally, less than 32K are tailored.
44*/
45#define UCOL_ELM_TRIE_CAPACITY 0x40000
46
47/* This is the maxmun capacity for temparay combining class
48 * table.  The table will be compacted after scanning all the
49 * Unicode codepoints.
50*/
51#define UCOL_MAX_CM_TAB  0x10000
52
53
54typedef struct {
55    uint32_t *CEs;
56    int32_t position;
57    int32_t size;
58} ExpansionTable;
59
60typedef struct {
61    UChar prefixChars[128];
62    UChar *prefix;
63    uint32_t prefixSize;
64    UChar uchars[128];
65    UChar *cPoints;
66    uint32_t cSize;          /* Number of characters in sequence - for contraction */
67    uint32_t noOfCEs;        /* Number of collation elements                       */
68    uint32_t CEs[128];      /* These are collation elements - there could be more than one - in case of expansion */
69    uint32_t mapCE;         /* This is the value element maps in original table   */
70    uint32_t sizePrim[128];
71    uint32_t sizeSec[128];
72    uint32_t sizeTer[128];
73    UBool caseBit;
74    UBool isThai;
75} UCAElements;
76
77typedef struct {
78  uint32_t *endExpansionCE;
79  UBool    *isV;
80  int32_t   position;
81  int32_t   size;
82  uint8_t   maxLSize;
83  uint8_t   maxVSize;
84  uint8_t   maxTSize;
85} MaxJamoExpansionTable;
86
87typedef struct {
88  uint32_t *endExpansionCE;
89  uint8_t  *expansionCESize;
90  int32_t   position;
91  int32_t   size;
92} MaxExpansionTable;
93
94typedef struct {
95    uint16_t   index[256];  /* index of cPoints by combining class 0-255. */
96    UChar      *cPoints;    /* code point array of all combining marks */
97    uint32_t   size;        /* total number of combining marks */
98} CombinClassTable;
99
100typedef struct {
101  /*CompactEIntArray      *mapping; */
102  UNewTrie                 *mapping;
103  ExpansionTable        *expansions;
104  struct CntTable       *contractions;
105  UCATableHeader        *image;
106  UColOptionSet         *options;
107  MaxExpansionTable     *maxExpansions;
108  MaxJamoExpansionTable *maxJamoExpansions;
109  uint8_t               *unsafeCP;
110  uint8_t               *contrEndCP;
111  const UCollator       *UCA;
112  UHashtable      *prefixLookup;
113  CombinClassTable      *cmLookup;  /* combining class lookup for tailoring. */
114} tempUCATable;
115
116typedef struct {
117    UChar cp;
118    uint16_t cClass;   // combining class
119}CompData;
120
121typedef struct {
122    CompData *precomp;
123    int32_t precompLen;
124    UChar *decomp;
125    int32_t decompLen;
126    UChar *comp;
127    int32_t compLen;
128    uint16_t curClass;
129    uint16_t tailoringCM;
130    int32_t  cmPos;
131}tempTailorContext;
132
133U_CAPI tempUCATable * U_EXPORT2 uprv_uca_initTempTable(UCATableHeader *image, UColOptionSet *opts, const UCollator *UCA, UColCETags initTag, UColCETags supplementaryInitTag, UErrorCode *status);
134U_CAPI void U_EXPORT2 uprv_uca_closeTempTable(tempUCATable *t);
135U_CAPI uint32_t U_EXPORT2 uprv_uca_addAnElement(tempUCATable *t, UCAElements *element, UErrorCode *status);
136U_CAPI UCATableHeader * U_EXPORT2 uprv_uca_assembleTable(tempUCATable *t, UErrorCode *status);
137
138U_CAPI int32_t U_EXPORT2
139uprv_uca_canonicalClosure(tempUCATable *t, UColTokenParser *src,
140                          icu::UnicodeSet *closed, UErrorCode *status);
141
142U_CDECL_END
143
144#endif /* #if !UCONFIG_NO_COLLATION */
145
146#endif
147