diff options
author | Lars Knoll <lars.knoll@qt.io> | 2017-12-30 17:39:21 +0100 |
---|---|---|
committer | Lars Knoll <lars.knoll@qt.io> | 2018-01-02 09:58:44 +0100 |
commit | 0f315adf9199efcfafa44371464ab6d1fc866774 (patch) | |
tree | 35b67591255624c670aff0579e45b2973f56fd81 /examples/network/multicastsender/sender.cpp | |
parent | 2b0eb3fac319a17dd92903106d501f0f06df871f (diff) | |
parent | 52b85212a2ec8ec5bf187f6cd00b669a45bcf0bd (diff) |
Merge remote-tracking branch 'origin/5.10' into dev
Conflicts:
.qmake.conf
sc/corelib/io/qfsfileengine_p.h
src/corelib/io/qstorageinfo_unix.cpp
src/platformsupport/eglconvenience/qeglpbuffer_p.h
src/platformsupport/input/libinput/qlibinputkeyboard.cpp
src/platformsupport/input/libinput/qlibinputpointer.cpp
src/plugins/platforms/cocoa/qcocoamenu.mm
src/plugins/platforms/ios/qiosscreen.h
src/plugins/platforms/ios/qioswindow.h
src/plugins/platforms/ios/quiview.mm
src/printsupport/dialogs/qpagesetupdialog_unix_p.h
src/printsupport/dialogs/qprintpreviewdialog.cpp
src/printsupport/widgets/qcupsjobwidget_p.h
src/widgets/widgets/qmenu.cpp
tests/auto/corelib/tools/qdatetime/tst_qdatetime.cpp
tests/auto/widgets/itemviews/qtreeview/tst_qtreeview.cpp
Change-Id: Iecb4883122efe97ef0ed850271e6c51bab568e9c
Diffstat (limited to 'examples/network/multicastsender/sender.cpp')
-rw-r--r-- | examples/network/multicastsender/sender.cpp | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/examples/network/multicastsender/sender.cpp b/examples/network/multicastsender/sender.cpp index cb4bf45672..a542a2528f 100644 --- a/examples/network/multicastsender/sender.cpp +++ b/examples/network/multicastsender/sender.cpp @@ -52,11 +52,21 @@ Sender::Sender(QWidget *parent) : QDialog(parent), - groupAddress(QStringLiteral("239.255.43.21")) + groupAddress4(QStringLiteral("239.255.43.21")), + groupAddress6(QStringLiteral("ff12::2115")) { - statusLabel = new QLabel(tr("Ready to multicast datagrams to group %1 on port 45454").arg(groupAddress.toString())); + // force binding to their respective families + udpSocket4.bind(QHostAddress(QHostAddress::AnyIPv4), 0); + udpSocket6.bind(QHostAddress(QHostAddress::AnyIPv6), udpSocket4.localPort()); - auto ttlLabel = new QLabel(tr("TTL for multicast datagrams:")); + QString msg = tr("Ready to multicast datagrams to groups %1 and [%2] on port 45454").arg(groupAddress4.toString()); + if (udpSocket6.state() != QAbstractSocket::BoundState) + msg = tr("IPv6 failed. Ready to multicast datagrams to group %1 on port 45454").arg(groupAddress4.toString()); + else + msg = msg.arg(groupAddress6.toString()); + statusLabel = new QLabel(msg); + + auto ttlLabel = new QLabel(tr("TTL for IPv4 multicast datagrams:")); auto ttlSpinBox = new QSpinBox; ttlSpinBox->setRange(0, 255); @@ -88,7 +98,8 @@ Sender::Sender(QWidget *parent) void Sender::ttlChanged(int newTtl) { - udpSocket.setSocketOption(QAbstractSocket::MulticastTtlOption, newTtl); + // we only set the TTL on the IPv4 socket, as that changes the multicast scope + udpSocket4.setSocketOption(QAbstractSocket::MulticastTtlOption, newTtl); } void Sender::startSending() @@ -101,6 +112,8 @@ void Sender::sendDatagram() { statusLabel->setText(tr("Now sending datagram %1").arg(messageNo)); QByteArray datagram = "Multicast message " + QByteArray::number(messageNo); - udpSocket.writeDatagram(datagram, groupAddress, 45454); + udpSocket4.writeDatagram(datagram, groupAddress4, 45454); + if (udpSocket6.state() == QAbstractSocket::BoundState) + udpSocket6.writeDatagram(datagram, groupAddress6, 45454); ++messageNo; } |