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41
42#ifndef QBYTEARRAYMATCHER_H
43#define QBYTEARRAYMATCHER_H
44
45#include <QtCore/qbytearray.h>
46
47QT_BEGIN_HEADER
48
49QT_BEGIN_NAMESPACE
50
51QT_MODULE(Core)
52
53class QByteArrayMatcherPrivate;
54
55class Q_CORE_EXPORT QByteArrayMatcher
56{
57public:
58 QByteArrayMatcher();
59 explicit QByteArrayMatcher(const QByteArray &pattern);
60 explicit QByteArrayMatcher(const char *pattern, int length);
61 QByteArrayMatcher(const QByteArrayMatcher &other);
62 ~QByteArrayMatcher();
63
64 QByteArrayMatcher &operator=(const QByteArrayMatcher &other);
65
66 void setPattern(const QByteArray &pattern);
67
68 int indexIn(const QByteArray &ba, int from = 0) const;
69 int indexIn(const char *str, int len, int from = 0) const;
70 inline QByteArray pattern() const
71 {
72 if (q_pattern.isNull())
73 return QByteArray(reinterpret_cast<const char*>(p.p), p.l);
74 return q_pattern;
75 }
76
77private:
78 QByteArrayMatcherPrivate *d;
79 QByteArray q_pattern;
80#ifdef Q_CC_RVCT
81// explicitly allow anonymous unions for RVCT to prevent compiler warnings
82# pragma push
83# pragma anon_unions
84#endif
85 struct Data {
86 uchar q_skiptable[256];
87 const uchar *p;
88 int l;
89 };
90 union {
91 uint dummy[256];
92 Data p;
93 };
94#ifdef Q_CC_RVCT
95# pragma pop
96#endif
97};
98
99QT_END_NAMESPACE
100
101QT_END_HEADER
102
103#endif // QBYTEARRAYMATCHER_H
104