WireGuard rework for Linux

client/platforms/linux/daemon/linuxroutemonitor.h

@@ -0,0 +1,53 @@
+/* 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 LINUXROUTEMONITOR_H
+#define LINUXROUTEMONITOR_H
+
+#include <QByteArray>
+#include <QHostAddress>
+#include <QList>
+#include <QObject>
+#include <QSocketNotifier>
+
+#include "ipaddress.h"
+
+struct if_msghdr;
+struct rt_msghdr;
+struct sockaddr;
+
+class LinuxRouteMonitor final : public QObject {
+  Q_OBJECT
+
+ public:
+  LinuxRouteMonitor(const QString& ifname, QObject* parent = nullptr);
+  ~LinuxRouteMonitor();
+
+  bool insertRoute(const IPAddress& prefix);
+  bool deleteRoute(const IPAddress& prefix);
+  int interfaceFlags() { return m_ifflags; }
+
+  bool addExclusionRoute(const IPAddress& prefix);
+  bool deleteExclusionRoute(const IPAddress& prefix);
+  void flushExclusionRoutes();
+
+ private:
+  static QString addrToString(const struct sockaddr* sa);
+  static QString addrToString(const QByteArray& data);
+
+  QList<IPAddress> m_exclusionRoutes;
+  QByteArray m_defaultGatewayIpv4;
+  QByteArray m_defaultGatewayIpv6;
+  unsigned int m_defaultIfindexIpv4 = 0;
+  unsigned int m_defaultIfindexIpv6 = 0;
+
+  QString m_ifname;
+  unsigned int m_ifindex = 0;
+  int m_ifflags = 0;
+  int m_rtsock = -1;
+  int m_rtseq = 0;
+  QSocketNotifier* m_notifier = nullptr;
+};
+
+#endif  // LINUXROUTEMONITOR_H