WireGuard for MacOS (#248)

* WireGuard for MacOS
* Fix openvpn block-outside-dns

client/daemon/wireguardutils.h

@@ -0,0 +1,51 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef WIREGUARDUTILS_H
+#define WIREGUARDUTILS_H
+
+#include <QCoreApplication>
+#include <QHostAddress>
+#include <QObject>
+#include <QStringList>
+
+#include "interfaceconfig.h"
+
+constexpr const char* WG_INTERFACE = "moz0";
+
+constexpr uint16_t WG_KEEPALIVE_PERIOD = 60;
+
+class WireguardUtils : public QObject {
+  Q_OBJECT
+
+ public:
+  class PeerStatus {
+   public:
+    PeerStatus(const QString& pubkey = QString()) { m_pubkey = pubkey; }
+    QString m_pubkey;
+    qint64 m_handshake = 0;
+    qint64 m_rxBytes = 0;
+    qint64 m_txBytes = 0;
+  };
+
+  explicit WireguardUtils(QObject* parent) : QObject(parent){};
+  virtual ~WireguardUtils() = default;
+
+  virtual bool interfaceExists() = 0;
+  virtual QString interfaceName() { return WG_INTERFACE; }
+  virtual bool addInterface(const InterfaceConfig& config) = 0;
+  virtual bool deleteInterface() = 0;
+
+  virtual bool updatePeer(const InterfaceConfig& config) = 0;
+  virtual bool deletePeer(const InterfaceConfig& config) = 0;
+  virtual QList<PeerStatus> getPeerStatus() = 0;
+
+  virtual bool updateRoutePrefix(const IPAddress& prefix, int hopindex) = 0;
+  virtual bool deleteRoutePrefix(const IPAddress& prefix, int hopindex) = 0;
+
+  virtual bool addExclusionRoute(const QHostAddress& address) = 0;
+  virtual bool deleteExclusionRoute(const QHostAddress& address) = 0;
+};
+
+#endif  // WIREGUARDUTILS_H