| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
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| ** |
| ** This file is part of the QtNfc module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
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| ** GNU Lesser General Public License Usage |
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| ** |
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| ** Alternatively, this file may be used under the terms of the GNU |
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| ** Public license version 3 or any later version approved by the KDE Free |
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| ****************************************************************************/ |
| |
| #ifndef QTLV_P_H |
| #define QTLV_P_H |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists purely as an |
| // implementation detail. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| #include "qtnfcglobal.h" |
| |
| #include "qnearfieldtarget.h" |
| |
| #include <QtCore/QByteArray> |
| #include <QtCore/QMap> |
| #include <QtCore/QPair> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QNearFieldTarget; |
| class Q_AUTOTEST_EXPORT QTlvReader |
| { |
| public: |
| explicit QTlvReader(QNearFieldTarget *target); |
| explicit QTlvReader(const QByteArray &data); |
| |
| void addReservedMemory(int offset, int length); |
| int reservedMemorySize() const; |
| |
| QNearFieldTarget::RequestId requestId() const; |
| |
| bool atEnd() const; |
| |
| bool readNext(); |
| |
| quint8 tag() const; |
| int length(); |
| QByteArray data(); |
| |
| private: |
| bool readMoreData(int sparseOffset); |
| int absoluteOffset(int sparseOffset) const; |
| int dataLength(int startOffset) const; |
| |
| QNearFieldTarget *m_target; |
| QByteArray m_rawData; |
| QNearFieldTarget::RequestId m_requestId; |
| |
| QByteArray m_tlvData; |
| int m_index; |
| QMap<int, int> m_reservedMemory; |
| }; |
| |
| class QTlvWriter |
| { |
| public: |
| explicit QTlvWriter(QNearFieldTarget *target); |
| explicit QTlvWriter(QByteArray *data); |
| ~QTlvWriter(); |
| |
| void addReservedMemory(int offset, int length); |
| |
| void writeTlv(quint8 tag, const QByteArray &data = QByteArray()); |
| |
| bool process(bool all = false); |
| |
| QNearFieldTarget::RequestId requestId() const; |
| |
| private: |
| int moveToNextAvailable(); |
| |
| QNearFieldTarget *m_target; |
| QByteArray *m_rawData; |
| |
| int m_index; |
| int m_tagMemorySize; |
| QMap<int, int> m_reservedMemory; |
| |
| QByteArray m_buffer; |
| |
| QNearFieldTarget::RequestId m_requestId; |
| }; |
| |
| QPair<int, int> qParseReservedMemoryControlTlv(const QByteArray &tlvData); |
| QPair<int, int> qParseLockControlTlv(const QByteArray &tlvData); |
| |
| QT_END_NAMESPACE |
| |
| #endif // QTLV_P_H |