From fd20de0e38b48a931df03f8f6c8b266fbc8c45e5 Mon Sep 17 00:00:00 2001
From: Denis Davydov <denidav@yandex.ru>
Date: Fri, 22 Jun 2018 15:07:02 +0300
Subject: [PATCH] Added a function that recognizes your IPv6.

---
 src/kernel/network.cpp | 13 ++++++++++---
 src/kernel/network.hpp |  2 ++
 2 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/src/kernel/network.cpp b/src/kernel/network.cpp
index 26b37d1..f90cf17 100644
--- a/src/kernel/network.cpp
+++ b/src/kernel/network.cpp
@@ -13,7 +13,6 @@ void Network::sendDatagram(QJsonObject j, QString s)
 {
     QHostAddress ip = QHostAddress(s);
     QByteArray baDatagram;
-    //QDataStream out(&baDatagram, QIODevice::WriteOnly);
     QJsonDocument jbuff = QJsonDocument(j);
     quint16 p = 6552;
     baDatagram = jbuff.toJson(QJsonDocument::Compact);
@@ -30,7 +29,15 @@ void Network::processTheDatagram()
 
     QJsonDocument jbuff = QJsonDocument::fromJson(baDatagram);
     QJsonObject j = QJsonObject(jbuff.object());
-    //QDataStream in(&baDatagram, QIODevice::ReadOnly);
-    //in >> jbuff.fromBinaryData(baDatagram);
     emit json_received(j);
 }
+
+QString Network::local_ipv6()
+{
+    QHostAddress address;
+    foreach (address, QNetworkInterface::allAddresses()) {
+        if (address.protocol() == QAbstractSocket::IPv6Protocol && address != QHostAddress(QHostAddress::LocalHost))
+             break;
+    }
+    return(address.toString());
+}
diff --git a/src/kernel/network.hpp b/src/kernel/network.hpp
index 5eb40bb..6b0679f 100644
--- a/src/kernel/network.hpp
+++ b/src/kernel/network.hpp
@@ -3,6 +3,7 @@
 #include <QtNetwork>
 #include <QJsonObject>
 #include <QJsonDocument>
+#include <QNetworkInterface>
 
 class Network : public QObject
 {
@@ -12,6 +13,7 @@ class Network : public QObject
         QUdpSocket* udpSocket;
     public:
         Network(bool is_server = true);
+        static QString local_ipv6();
     public slots:
         void sendDatagram(QJsonObject j, QString s);
     signals: