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#ifndef UDPBASE_H
#define UDPBASE_H
#include <QObject>
#include <QUdpSocket>
#include <QNetworkDatagram>
#include <QHostInfo>
#include <QTimer>
#include <QMutex>
#include <QDateTime>
#include <QByteArray>
#include <QVector>
#include <QMap>
#include <QUuid>
// Allow easy endian-ness conversions
#include <QtEndian>
// Needed for audio
#include <QBuffer>
#include <QThread>
#include <QDebug>
#include "packettypes.h"
#include "wfviewtypes.h"
struct udpPreferences {
connectionType_t connectionType;
QString ipAddress;
quint16 controlLANPort;
quint16 serialLANPort;
quint16 audioLANPort;
QString username;
QString password;
QString clientName;
quint8 waterfallFormat;
bool halfDuplex;
bool adminLogin;
};
struct networkAudioLevels {
bool haveTxLevels = false;
bool haveRxLevels = false;
quint8 rxAudioRMS = 0;
quint8 txAudioRMS = 0;
quint8 rxAudioPeak = 0;
quint8 txAudioPeak = 0;
};
struct networkStatus {
quint8 rxAudioBufferPercent;
quint8 txAudioBufferPercent;
quint8 rxAudioLevel;
quint8 txAudioLevel;
quint16 rxLatency;
quint16 txLatency;
bool rxUnderrun;
bool txUnderrun;
bool rxOverrun;
bool txOverrun;
qint16 rxCurrentLatency;
qint16 txCurrentLatency;
quint32 packetsSent = 0;
quint32 packetsLost = 0;
quint16 rtt = 0;
quint32 networkLatency = 0;
qint64 timeDifference = 0;
QString message;
};
// Parent class that contains all common items.
class udpBase : public QObject
{
public:
~udpBase();
void init(quint16 local);
void reconnect();
void dataReceived(QByteArray r);
void sendPing();
void sendRetransmitRange(quint16 first, quint16 second, quint16 third, quint16 fourth);
void sendControl(bool tracked, quint8 id, quint16 seq);
void printHex(const QByteArray& pdata);
void printHex(const QByteArray& pdata, bool printVert, bool printHoriz);
qint64 getTimeDifference() { return timeDifference;}
//QTime timeStarted;
QUdpSocket* udp = Q_NULLPTR;
uint32_t myId = 0;
uint32_t remoteId = 0;
uint16_t authSeq = 0x30;
uint16_t sendSeqB = 0;
uint16_t sendSeq = 1;
uint16_t lastReceivedSeq = 1;
uint16_t pkt0SendSeq = 0;
uint16_t periodicSeq = 0;
quint64 latency = 0;
QString username = "";
QString password = "";
QHostAddress radioIP;
QHostAddress localIP;
bool isAuthenticated = false;
quint16 localPort = 0;
quint16 port = 0;
bool periodicRunning = false;
bool sentPacketConnect2 = false;
QTime lastReceived = QTime::currentTime();
QMutex udpMutex;
QMutex txBufferMutex;
QMutex rxBufferMutex;
QMutex missingMutex;
struct SEQBUFENTRY {
QTime timeSent;
uint16_t seqNum;
QByteArray data;
quint8 retransmitCount;
};
QMap<quint16, QTime> rxSeqBuf;
QMap<quint16, SEQBUFENTRY> txSeqBuf;
QMap<quint16, int> rxMissing;
void sendTrackedPacket(QByteArray d);
void purgeOldEntries();
QTimer* areYouThereTimer = Q_NULLPTR; // Send are-you-there packets every second until a response is received.
QTimer* pingTimer = Q_NULLPTR; // Start sending pings immediately.
QTimer* idleTimer = Q_NULLPTR; // Start watchdog once we are connected.
QTimer* watchdogTimer = Q_NULLPTR;
QTimer* retransmitTimer = Q_NULLPTR;
QDateTime lastPingSentTime;
uint16_t pingSendSeq = 0;
quint16 areYouThereCounter = 0;
quint32 packetsSent = 0;
quint32 packetsLost = 0;
quint16 seqPrefix = 0;
QString connectionType = "";
int congestion = 0;
protected:
QTime startTime;
QTime radioTime;
qint64 timeOffset;
qint64 timeDifference = 0;
private:
void sendRetransmitRequest();
};
/// <summary>
/// passcode function used to generate secure (ish) code
/// </summary>
/// <param name="str"></param>
/// <returns>pointer to encoded username or password</returns>
static inline void passcode(QString in, QByteArray& out)
{
const quint8 sequence[] =
{
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0x47,0x5d,0x4c,0x42,0x66,0x20,0x23,0x46,0x4e,0x57,0x45,0x3d,0x67,0x76,0x60,0x41,0x62,0x39,0x59,0x2d,0x68,0x7e,
0x7c,0x65,0x7d,0x49,0x29,0x72,0x73,0x78,0x21,0x6e,0x5a,0x5e,0x4a,0x3e,0x71,0x2c,0x2a,0x54,0x3c,0x3a,0x63,0x4f,
0x43,0x75,0x27,0x79,0x5b,0x35,0x70,0x48,0x6b,0x56,0x6f,0x34,0x32,0x6c,0x30,0x61,0x6d,0x7b,0x2f,0x4b,0x64,0x38,
0x2b,0x2e,0x50,0x40,0x3f,0x55,0x33,0x37,0x25,0x77,0x24,0x26,0x74,0x6a,0x28,0x53,0x4d,0x69,0x22,0x5c,0x44,0x31,
0x36,0x58,0x3b,0x7a,0x51,0x5f,0x52,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
};
QByteArray ba = in.toLocal8Bit();
uchar* ascii = (uchar*)ba.constData();
for (int i = 0; i < in.length() && i < 16; i++)
{
int p = ascii[i] + i;
if (p > 126)
{
p = 32 + p % 127;
}
out.append(sequence[p]);
}
return;
}
/// <summary>
/// returns a QByteArray of a null terminated string
/// </summary>
/// <param name="c"></param>
/// <param name="s"></param>
/// <returns></returns>
static inline QByteArray parseNullTerminatedString(QByteArray c, int s)
{
//QString res = "";
QByteArray res;
for (int i = s; i < c.length(); i++)
{
if (c[i] != '\0')
{
res.append(c[i]);
}
else
{
break;
}
}
return res;
}
#endif
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