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https://github.com/f4exb/sdrangel.git
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113 lines
2.7 KiB
C++
113 lines
2.7 KiB
C++
#ifndef INCLUDE_SIMPLESERIALIZER_H
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#define INCLUDE_SIMPLESERIALIZER_H
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#include <QString>
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#include <QMap>
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#include "dsp/dsptypes.h"
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#include "export.h"
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class SDRBASE_API SimpleSerializer {
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public:
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SimpleSerializer(quint32 version);
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void writeS32(quint32 id, qint32 value);
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void writeU32(quint32 id, quint32 value);
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void writeS64(quint32 id, qint64 value);
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void writeU64(quint32 id, quint64 value);
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void writeFloat(quint32 id, float value);
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void writeDouble(quint32 id, double value);
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void writeReal(quint32 id, Real value)
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{
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if(sizeof(Real) == 4)
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writeFloat(id, value);
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else writeDouble(id, value);
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}
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void writeBool(quint32 id, bool value);
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void writeString(quint32 id, const QString& value);
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void writeBlob(quint32 id, const QByteArray& value);
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const QByteArray& final();
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protected:
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enum Type {
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TSigned32 = 0,
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TUnsigned32 = 1,
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TSigned64 = 2,
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TUnsigned64 = 3,
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TFloat = 4,
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TDouble = 5,
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TBool = 6,
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TString = 7,
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TBlob = 8,
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TVersion = 9
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};
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QByteArray m_data;
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bool m_finalized;
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bool writeTag(Type type, quint32 id, quint32 length);
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};
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class SDRBASE_API SimpleDeserializer {
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public:
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SimpleDeserializer(const QByteArray& data);
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bool readS32(quint32 id, qint32* result, qint32 def = 0) const;
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bool readU32(quint32 id, quint32* result, quint32 def = 0) const;
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bool readS64(quint32 id, qint64* result, qint64 def = 0) const;
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bool readU64(quint32 id, quint64* result, quint64 def = 0) const;
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bool readFloat(quint32 id, float* result, float def = 0) const;
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bool readDouble(quint32 id, double* result, double def = 0) const;
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bool readReal(quint32 id, Real* result, Real def = 0) const;
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bool readBool(quint32 id, bool* result, bool def = false) const;
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bool readString(quint32 id, QString* result, const QString& def = QString()) const;
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bool readBlob(quint32 id, QByteArray* result, const QByteArray& def = QByteArray()) const;
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bool isValid() const { return m_valid; }
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quint32 getVersion() const { return m_version; }
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void dump() const;
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private:
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enum Type {
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TSigned32 = 0,
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TUnsigned32 = 1,
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TSigned64 = 2,
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TUnsigned64 = 3,
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TFloat = 4,
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TDouble = 5,
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TBool = 6,
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TString = 7,
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TBlob = 8,
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TVersion = 9
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};
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struct Element {
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Type type;
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quint32 ofs;
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quint32 length;
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Element(Type _type, quint32 _ofs, quint32 _length) :
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type(_type),
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ofs(_ofs),
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length(_length)
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{ }
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};
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typedef QMap<quint32, Element> Elements;
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QByteArray m_data;
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bool m_valid;
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Elements m_elements;
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quint32 m_version;
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bool parseAll();
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bool readTag(uint* readOfs, uint readEnd, Type* type, quint32* id, quint32* length) const;
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quint8 readByte(uint* readOfs) const
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{
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quint8 res = m_data[*readOfs];
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(*readOfs)++;
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return res;
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}
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};
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#endif // INCLUDE_SIMPLESERIALIZER_H
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