Replace the current license disclaimer in files by
a SPDX-License-Identifier.
License files are organized under LICENSES directory.
Pick-to: 6.4
Task-number: QTBUG-67283
Change-Id: Ie4309963c8e17d4e7dad602f61a660246d5e23cb
Reviewed-by: Jörg Bornemann <joerg.bornemann@qt.io>
Use the QMqttClient::connectToHostEncrypted() version taking a
QSslConfiguration instead of applying global settings.
Furthermore, the deprecated version will be removed in Qt6.
Change-Id: I4b2a9ff2616ed1c0c645d0081719f2d40c6e3b20
Reviewed-by: hjk <hjk@qt.io>
Other solutions provide minimal console applications for publishing and
subscribing, which can then be used as tools.
Task-number: QTBUG-69995
Task-number: QTBUG-71957
Change-Id: Ica4a856e25b540d089e1aa20f853b780c18d59dd
Reviewed-by: hjk <hjk@qt.io>
