+void CoreUserInputHandler::handleKeyx(const BufferInfo& bufferInfo, const QString& msg)
+{
+ QString bufname = bufferInfo.bufferName().isNull() ? "" : bufferInfo.bufferName();
+#ifdef HAVE_QCA2
+ if (!bufferInfo.isValid())
+ return;
+
+ if (!Cipher::neededFeaturesAvailable()) {
+ emit displayMsg(NetworkInternalMessage(
+ Message::Error,
+ typeByTarget(bufname),
+ bufname,
+ tr("Error: QCA provider plugin not found. It is usually provided by the qca-ossl plugin.")
+ ));
+ return;
+ }
+
+ QStringList parms = msg.split(' ', QString::SkipEmptyParts);
+
+ if (parms.count() == 0 && !bufferInfo.bufferName().isEmpty() && bufferInfo.acceptsRegularMessages())
+ parms.prepend(bufferInfo.bufferName());
+ else if (parms.count() != 1) {
+ emit displayMsg(NetworkInternalMessage(
+ Message::Info,
+ typeByTarget(bufname),
+ bufname,
+ tr("[usage] /keyx [<nick>] Initiates a DH1080 key exchange with the target.")
+ ));
+ return;
+ }
+
+ QString target = parms.at(0);
+
+ if (network()->isChannelName(target)) {
+ emit displayMsg(NetworkInternalMessage(
+ Message::Info,
+ typeByTarget(bufname),
+ bufname,
+ tr("It is only possible to exchange keys in a query buffer.")
+ ));
+ return;
+ }
+
+ Cipher* cipher = network()->cipher(target);
+ if (!cipher) // happens when there is no CoreIrcChannel for the target
+ return;