andrius
/
s20
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Make incomming UDP packets work.

This commit is contained in:
Andrius Štikonas 2015-01-13 17:34:28 +00:00
parent efcb702473
commit 216ac17338
2 changed files with 46 additions and 55 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
CMakeLists.txt
View File

@ -4,7 +4,8 @@ project(s20)
# Find includes in corresponding build directories
set(CMAKE_INCLUDE_CURRENT_DIR ON)
# Instruct CMake to run moc automatically when needed.
set(CMAKE_AUTOMOC ON)
# set(CMAKE_AUTOMOC OFF)
SET(CMAKE_CXX_FLAGS "-std=gnu++11")
# Find the QtWidgets library
find_package(Qt5Network)

98
s20.cpp
View File

@ -20,78 +20,68 @@
#include <QHostAddress>
#include <QUdpSocket>
class Server : public QObject
class Socket : public QObject
{
Q_OBJECT
public:
Server();
bool received;
private slots:
void readPendingDatagrams();
Socket();
private:
QByteArray* makeNewDatagram();
void readPendingDatagrams();
QByteArray* makeNewDatagram();
QUdpSocket *udpSocketSend;
QUdpSocket *udpSocketGet;
QUdpSocket *udpSocketSend;
QUdpSocket *udpSocketGet;
QHostAddress socketIPAddress;
enum {Discover, Subscribe, PowerOff, PowerOn};
QByteArray datagram[4] = {
QByteArray::fromHex("68 64 00 06 71 61"), // global discovery
QByteArray::fromHex("68 64 00 1e 63 6c ac cf 23 35 f5 8c 20 20 20 20 20 20 8c f5 35 23 cf ac 20 20 20 20 20 20"), // subscribe
QByteArray::fromHex("68 64 00 17 64 63 ac cf 23 35 f5 8c 20 20 20 20 20 20 00 00 00 00 00"), // power off
QByteArray::fromHex("68 64 00 17 64 63 ac cf 23 35 f5 8c 20 20 20 20 20 20 00 00 00 00 01") // power on
};
};
Server::Server(){
received = false;
udpSocketSend = new QUdpSocket();
udpSocketGet = new QUdpSocket();
QHostAddress *host = new QHostAddress("192.168.1.212");
QHostAddress *bcast = new QHostAddress("192.168.1.255");
Socket::Socket() {
udpSocketSend = new QUdpSocket();
udpSocketGet = new QUdpSocket();
// QHostAddress *host = new QHostAddress("192.168.1.212");
QHostAddress *bcast = new QHostAddress("192.168.1.255");
udpSocketSend->connectToHost(*bcast, 10000);
udpSocketGet->bind(*host, 10000);
connect(udpSocketGet, SIGNAL(readyRead()), this, SLOT(readPendingDatagrams()));
udpSocketSend->connectToHost(*bcast, 10000);
udpSocketGet->bind(QHostAddress::Any, 10000);
// QObject::connect(udpSocketGet, &QIODevice::readyRead, this, &Socket::readPendingDatagrams);
QByteArray *datagram = makeNewDatagram(); // data from external function
udpSocketSend->write(*datagram);
qWarning() << "sent";
udpSocketSend->write(datagram[Discover]);
readPendingDatagrams();
}
QByteArray* Server::makeNewDatagram()
void Socket::readPendingDatagrams()
{
QByteArray *datagram = new QByteArray;
*datagram = QByteArray::fromHex("68 64 00 06 71 61"); // global discovery
// *datagram = QByteArray::fromHex("68 64 00 1e 63 6c ac cf 23 35 f5 8c 20 20 20 20 20 20 8c f5 35 23 cf ac 20 20 20 20 20 20"); // subscribe
// *datagram = QByteArray::fromHex("68 64 00 17 64 63 ac cf 23 35 f5 8c 20 20 20 20 20 20 00 00 00 00 00"); // power off
// *datagram = QByteArray::fromHex("68 64 00 17 64 63 ac cf 23 35 f5 8c 20 20 20 20 20 20 00 00 00 00 01"); // power on
return datagram;
}
while (udpSocketGet->waitForReadyRead(1000)) // 1s
{
while (udpSocketGet->hasPendingDatagrams())
{
QByteArray datagramGet;
datagramGet.resize(udpSocketGet->pendingDatagramSize());
QHostAddress sender;
quint16 senderPort;
void Server::readPendingDatagrams()
{
qWarning() << "read0";
while (udpSocketGet->hasPendingDatagrams()) {
QByteArray datagram;
datagram.resize(udpSocketGet->pendingDatagramSize());
QHostAddress sender;
quint16 senderPort;
udpSocketGet->readDatagram(datagramGet.data(), datagramGet.size(), &sender, &senderPort);
udpSocketGet->readDatagram(datagram.data(), datagram.size(), &sender, &senderPort);
qWarning() << "read";
qWarning() << QString(datagram);
// processTheDatagram(datagram);
received = true;
if (datagramGet != datagram[Discover])
{
socketIPAddress = sender;
}
}
}
}
int main(int argc, char *argv[])
{
QCoreApplication s20(argc, argv);
Server server;
while (!server.received)
{
true;
}
return 0;
QCoreApplication s20(argc, argv);
Socket socket;
return 0;
}
#include "s20.moc"