--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/regexParser/regexParser.h	Sat Dec 19 15:38:45 2015 +0900
@@ -0,0 +1,48 @@
+#include "error.h"
+
+#define NEW(type) (type*)malloc(sizeof(type))
+
+typedef struct bitVector {
+    unsigned long bitContainer;
+}BitVector,*BitVectorPtr;
+
+typedef struct word {
+    unsigned char *word;
+    int length;
+} Word, *WordPtr;
+
+typedef struct utf8Range {
+    unsigned long begin;
+    unsigned long end;
+    struct utf8Range *next; // only used in the parser.
+} RangeList , *RangeListPtr;
+
+typedef union condition {
+    RangeList range;
+    Word w;
+} Condition, *ConditionList;
+
+typedef struct charClass {
+    unsigned char type;
+    struct charClass *left;
+    struct charClass *right;
+    Condition cond;
+    BitVector nextState;
+} CharClass, *CharClassPtr;
+
+typedef struct node {
+    unsigned char tokenType;
+    unsigned long nodeNumber;
+    CharClassPtr cc;
+    struct node *left;
+    struct node *right;
+} Node, *NodePtr;
+
+typedef struct regexInfo {
+    unsigned char *ptr;
+    unsigned char tokenType;
+    unsigned char *tokenValue;
+    int nodeNumber;
+} RegexInfo, *RegexInfoPtr;
+
+CharClassPtr createCharClassRange(unsigned long begin, unsigned long end, CharClassPtr left, CharClassPtr right);