blob: 661e300ebe119034a8ccb21f2419d55e0d3f48b1 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
|
#include "config.h"
#include "hash.h"
#include "Queue.h"
#include <qstring.h>
typedef hashtable<tchar,unsigned int>::iterator iter;
#define WORD_SIZE 32
class CRegExpFilt
{
CQueue<tchar> m_outQueue;
hashtable<tchar,unsigned int> CV;
unsigned int bit[WORD_SIZE];
unsigned int R;
unsigned int bit_0, endpos;
unsigned int patlength;
unsigned int keep, len;
unsigned int replace, cur;
void regchar(tchar, bool);
void prepreprocessing(const QString& pat, bool insens);
unsigned int preprocessing(const QString& pat, bool insens);
tchar word[WORD_SIZE];
unsigned int lfcnt[WORD_SIZE];
tchar escapedchar(tchar c);
int islower(tchar c)
{
return (('a' <= c) && (c <= 'z'));
}
tchar upper(tchar c)
{
return (tchar)(islower(c) ? (c - 'a' + 'A') : c);
}
int isupper(tchar c)
{
return (('A' <= c) && (c <= 'Z'));
}
tchar lower(tchar c)
{
return (tchar)(isupper(c) ? (c + 'a' - 'A') : c);
}
public:
CRegExpFilt(const QString& pat, bool insens);
~CRegExpFilt();
bool addch(tchar);
void restart();
unsigned int matchlength()
{ return patlength; }
bool empty();
tchar pop();
};
|