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#ifndef DEBUGGER_TRK_UTILS

#define DEBUGGER_TRK_UTILS

#include <QtCore/QByteArray>

#include <QtCore/QHash>

#include <QtCore/QStringList>

#include <QtCore/QVariant>

typedef unsigned char byte;

QT_BEGIN_NAMESPACE

class QDateTime;

QT_END_NAMESPACE

namespace trk {

enum Command {

    TrkPing = 0x00,

    TrkConnect = 0x01,

    TrkDisconnect = 0x02,

    TrkVersions = 0x04,

    TrkSupported = 0x05,

    TrkCpuType = 0x06,

    TrkHostVersions = 0x09,

    TrkContinue = 0x18,

    TrkCreateItem = 0x40,

    TrkDeleteItem = 0x41,

    TrkWriteFile = 0x48,

    TrkOpenFile = 0x4a,

    TrkCloseFile = 0x4b,

    TrkInstallFile = 0x4d,

    TrkInstallFile2 = 0x4e,

    TrkNotifyAck = 0x80,

    TrkNotifyNak = 0xff,

    TrkNotifyStopped = 0x90,

    TrkNotifyException = 0x91,

    TrkNotifyInternalError = 0x92,

    TrkNotifyCreated = 0xa0,

    TrkNotifyDeleted = 0xa1,

    TrkNotifyProcessorStarted = 0xa2,

    TrkNotifyProcessorStandBy = 0xa6,

    TrkNotifyProcessorReset = 0xa7

};

QByteArray decode7d(const QByteArray &ba);

QByteArray encode7d(const QByteArray &ba);

inline byte extractByte(const char *data) { return *data; }

ushort extractShort(const char *data);

uint extractInt(const char *data);

QString quoteUnprintableLatin1(const QByteArray &ba);

// produces "xx xx xx "

QString stringFromArray(const QByteArray &ba, int maxLen = - 1);

enum Endianness

{

    LittleEndian,

    BigEndian,

    TargetByteOrder = BigEndian,

};

void appendByte(QByteArray *ba, byte b);

void appendShort(QByteArray *ba, ushort s, Endianness = TargetByteOrder);

void appendInt(QByteArray *ba, uint i, Endianness = TargetByteOrder);

void appendString(QByteArray *ba, const QByteArray &str, Endianness = TargetByteOrder, bool appendNullTerminator = true);

void appendDateTime(QByteArray *ba, QDateTime dateTime, Endianness = TargetByteOrder);

struct Library

{

    Library() {}

    QByteArray name;

    uint codeseg;

    uint dataseg;

};

    TrkAppVersion();

    void reset();    

    int trkMajor;

    int trkMinor;

    int protocolMajor;

    int protocolMinor;

};

struct Session

{

    Session();

    void reset();

    QString deviceDescription(unsigned verbose) const;

    // Trk feedback

    byte cpuMajor;

    byte cpuMinor;

    byte bigEndian;

    byte defaultTypeSize;

    byte fpTypeSize;

    byte extended1TypeSize;

    byte extended2TypeSize;

    TrkAppVersion trkAppVersion;

    uint pid;

    uint tid;

    uint codeseg;

    uint dataseg;

    QHash<uint, uint> addressToBP;

    typedef QList<Library> Libraries;

    Libraries libraries;

    // Gdb request

    uint currentThread;

    QStringList modules;

};

struct TrkResult

{

    TrkResult();

    void clear();

    QString toString() const;

    // 0 for no error.

    int errorCode() const;

    QString errorString() const;

    byte code;

    byte token;

    QByteArray data;

    QVariant cookie;

    bool isDebugOutput;

};

// returns a QByteArray containing optionally

// the serial frame [0x01 0x90 <len>] and 0x7e encoded7d(ba) 0x7e

QByteArray frameMessage(byte command, byte token, const QByteArray &data, bool serialFrame);

ushort isValidTrkResult(const QByteArray &buffer, bool serialFrame);

bool extractResult(QByteArray *buffer, bool serialFrame, TrkResult *r, QByteArray *rawData = 0);

QByteArray errorMessage(byte code);

QByteArray hexNumber(uint n, int digits = 0);

QByteArray hexxNumber(uint n, int digits = 0); // prepends '0x', too

uint swapEndian(uint in);

} // namespace trk

#endif // DEBUGGER_TRK_UTILS