91 lines
3.0 KiB
C++
91 lines
3.0 KiB
C++
#ifndef VARICODE_H
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#define VARICODE_H
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/**
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* (C) 2018 Jordan Sherer <kn4crd@gmail.com> - All Rights Reserved
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**/
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#include <QBitArray>
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#include <QRegularExpression>
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#include <QRegExp>
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#include <QString>
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#include <QVector>
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class Varicode
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{
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public:
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enum FrameType{
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FT8 = 0, // [000]
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FT8Fox = 1, // [001]
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FT8Call = 2, // [010]
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FT8CallLast = 3, // [011] <- used to indicate last frame in transmission
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FT8CallReservedA = 4, // [100]
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FT8CallReservedB = 5, // [101]
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FT8CallReservedC = 6, // [110]
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FT8CallReservedD = 7, // [111]
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};
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//Varicode();
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static QString formatSNR(int snr);
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static QString formatPWR(int dbm);
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static QString checksum16(QString const &input);
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static bool checksum16Valid(QString const &checksum, QString const &input);
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static QString checksum32(QString const &input);
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static bool checksum32Valid(QString const &checksum, QString const &input);
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static QStringList parseCallsigns(QString const &input);
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static QStringList parseGrids(QString const &input);
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static QList<QVector<bool>> huffEncode(QString const& text);
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static QVector<bool> huffFlatten(QList<QVector<bool>> &list);
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static QString huffDecode(QVector<bool> const& bitvec, int pad=0);
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static QVector<bool> bytesToBits(char * bitvec, int n);
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static QVector<bool> strToBits(QString const& bitvec);
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static QString bitsToStr(QVector<bool> const& bitvec);
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static QVector<bool> intToBits(quint64 value, int expected=0);
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static quint64 bitsToInt(QVector<bool> const value);
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static quint64 bitsToInt(QVector<bool>::ConstIterator start, int n);
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static quint8 unpack5bits(QString const& value);
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static QString pack5bits(quint8 packed);
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static quint8 unpack6bits(QString const& value);
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static QString pack6bits(quint8 packed);
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static quint16 unpack16bits(QString const& value);
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static QString pack16bits(quint16 packed);
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static quint32 unpack32bits(QString const& value);
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static QString pack32bits(quint32 packed);
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static quint64 unpack64bits(QString const& value);
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static QString pack64bits(quint64 packed);
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static quint32 packCallsignPrefixSuffix(QString const& value);
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static QString unpackCallsignPrefixSuffix(quint32 packed);
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static quint32 packCallsign(QString const& value);
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static QString unpackCallsign(quint32 value);
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static quint16 packGrid(QString const& value);
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static QString unpackGrid(quint16 value);
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static bool isCommandAllowed(const QString &cmd);
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static QString packCompoundMessage(const QString &baseCallsign, const QString &fix, bool isPrefix, quint16 num);
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static QStringList unpackCompoundMessage(const QString &text);
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static QString packDirectedMessage(QString const& text, QString const& callsign, int *n);
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static QStringList unpackDirectedMessage(QString const& text);
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static QString packDataMessage(QString const& text, int *n);
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static QString unpackDataMessage(QString const& text);
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};
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#endif // VARICODE_H
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