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annotate regexParser/regexParser.h @ 220:4dc8d327cc7d

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subset construction worked how to handle EOF?
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Sat, 02 Jan 2016 00:01:22 +0900
parents 63e9224c7b2b
children 1a34e702776a
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1 #define NEW(type) (type*)malloc(sizeof(type))
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2
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3 #ifndef INCLUDED_STRUCT
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4 #define INCLUDED_STRUCT
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6 #define BITBLOCK 64
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7 typedef struct bitVector {
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8 unsigned long bitContainer;
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9 } BitVector,*BitVectorPtr;
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10
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11 typedef struct word {
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12 unsigned char *word;
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13 int length;
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14 } Word, *WordPtr;
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15
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16 typedef struct utf8Range {
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17 unsigned long begin;
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18 unsigned long end;
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19 struct utf8Range *next; // only used in the parser.
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20 } RangeList , *RangeListPtr;
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21
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22 typedef struct condition {
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23 RangeList range;
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24 Word w;
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25 } Condition, *ConditionList;
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26
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27 typedef struct charClass {
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28 unsigned char type;
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29 struct charClass *left;
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30 struct charClass *right;
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31 Condition cond;
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32 int stateNum;
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33 BitVector nextState;
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34 } CharClass, *CharClassPtr;
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35
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36 struct node;
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37
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38 typedef struct state {
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39 int stateNum;
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40 BitVector bitState;
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41 CharClassPtr cc;
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42 struct node *node;
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43 struct state *next;
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44 } State, *StatePtr;
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45
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46 typedef struct node {
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47 unsigned char tokenType;
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48 CharClassPtr cc;
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49 int stateNum;
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50 int nextStateNum;
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51 StatePtr state;
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52 StatePtr nextState;
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53 struct node *left;
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54 struct node *right;
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55 } Node, *NodePtr;
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56
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57 typedef struct stateStack {
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58 BitVector state;
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59 struct stateStack *next;
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60 } StateStack, *StateStackPtr;
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61
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62 typedef struct transitionGenerator {
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63 long totalStateCount;
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64 StateStackPtr stack;
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65 StatePtr *stateArray;
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66 StatePtr stateList;
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67 } TransitionGenerator, *TransitionGeneratorPtr;
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68
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69 // Value Container is passed directly in functions
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70 // Don't use it's pointer
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71 typedef struct scValue {
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72 StatePtr stateTop;
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73 StatePtr stateEnd;
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74 TransitionGeneratorPtr tg;
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75 } SCValue, *SCValuePtr;
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76
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77 typedef struct tgValue {
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78 StatePtr asterisk; // last * state of the expression
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79 StatePtr startState;
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80 StatePtr endState;
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81 TransitionGeneratorPtr tg;
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82 } TGValue, *TGValuePtr;
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83
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84 enum charClassStackState {
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85 LEFT,
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86 SELF,
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87 RIGHT
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88 };
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90 typedef struct charClassStack {
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91 charClassStackState turn;
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92 CharClassPtr cc;
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93 struct charClassStack *next;
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94 } CharClassStack, *CharClassStackPtr;
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95
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96 typedef struct charClassWalker {
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97 CharClassStackPtr stack;
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98 charClassStackState turn;
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99 CharClassPtr next;
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100 } CharClassWalker, *CharClassWalkerPtr;
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101
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102
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103 typedef struct regexInfo {
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104 unsigned char *ptr;
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105 unsigned char tokenType;
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106 unsigned char *tokenValue;
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107 int stateNumber;
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108 } RegexInfo, *RegexInfoPtr;
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109 #endif
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110
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111 extern NodePtr createNode(RegexInfoPtr ri,unsigned char type,CharClassPtr cc, NodePtr left, NodePtr right);
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112 extern CharClassPtr createCharClassRange(unsigned long begin, unsigned long end,unsigned long state, CharClassPtr left, CharClassPtr right);
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113 extern NodePtr regex(RegexInfoPtr);