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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QBUFFER_H
#define QBUFFER_H
#include <QtCore/qiodevice.h>
#include <QtCore/qbytearray.h>
QT_BEGIN_NAMESPACE
class QObject;
class QBufferPrivate;
class Q_CORE_EXPORT QBuffer : public QIODevice
{
#ifndef QT_NO_QOBJECT
Q_OBJECT
#endif
public:
#ifndef QT_NO_QOBJECT
explicit QBuffer(QObject *parent = nullptr);
QBuffer(QByteArray *buf, QObject *parent = nullptr);
#else
QBuffer();
explicit QBuffer(QByteArray *buf);
#endif
~QBuffer();
QByteArray &buffer();
const QByteArray &buffer() const;
void setBuffer(QByteArray *a);
void setData(const QByteArray &data);
inline void setData(const char *data, int len);
const QByteArray &data() const;
bool open(OpenMode openMode) override;
void close() override;
qint64 size() const override;
qint64 pos() const override;
bool seek(qint64 off) override;
bool atEnd() const override;
bool canReadLine() const override;
protected:
#ifndef QT_NO_QOBJECT
void connectNotify(const QMetaMethod &) override;
void disconnectNotify(const QMetaMethod &) override;
#endif
qint64 readData(char *data, qint64 maxlen) override;
qint64 writeData(const char *data, qint64 len) override;
private:
Q_DECLARE_PRIVATE(QBuffer)
Q_DISABLE_COPY(QBuffer)
Q_PRIVATE_SLOT(d_func(), void _q_emitSignals())
};
inline void QBuffer::setData(const char *adata, int alen)
{ setData(QByteArray(adata, alen)); }
QT_END_NAMESPACE
#endif // QBUFFER_H
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