MacOS IPSec initial

client/protocols/ikev2_vpn_protocol_mac.h

@@ -0,0 +1,62 @@
+#pragma once
+
+#include <QObject>
+#include <QTimer>
+
+
+#include "openvpnprotocol.h"
+
+
+class Ikev2Protocol : public VpnProtocol
+{
+    Q_OBJECT
+public:
+    explicit Ikev2Protocol(const QJsonObject& configuration, QObject* parent = nullptr);
+    virtual ~Ikev2Protocol() override;
+
+    void readIkev2Configuration(const QJsonObject &configuration);
+    bool create_new_vpn(const QString &vpn_name, const QString &serv_addr);
+    bool delete_vpn_connection(const QString &vpn_name);
+    bool connect_to_vpn(const QString & vpn_name);
+    bool disconnect_vpn();
+    void closeWindscribeActiveConnection();
+
+    ErrorCode start() override;
+    void stop() override;
+
+    static QString tunnelName() { return "AmneziaVPN IKEv2"; }
+
+private slots:
+    void handleNotificationImpl(int status);
+
+private:
+    enum {STATE_DISCONNECTED, STATE_START_CONNECT, STATE_START_DISCONNECTING, STATE_CONNECTED, STATE_DISCONNECTING_AUTH_ERROR, STATE_DISCONNECTING_ANY_ERROR};
+
+    int state_;
+
+    bool bConnected_;
+    mutable QRecursiveMutex mutex_;
+    void *notificationId_;
+    bool isStateConnectingAfterClick_;
+    bool isDisconnectClicked_;
+
+    QString overrideDnsIp_;
+
+    QJsonObject m_config;
+
+    static constexpr int STATISTICS_UPDATE_PERIOD = 1000;
+    QTimer statisticsTimer_;
+    QString ipsecAdapterName_;
+
+    int prevConnectionStatus_;
+    bool isPrevConnectionStatusInitialized_;
+
+    // True if startConnect() method was called and NEVPNManager emitted notification NEVPNStatusConnecting.
+    // False otherwise.
+    bool isConnectingStateReachedAfterStartingConnection_;
+
+    void handleNotification(void *notification);
+    bool isFailedAuthError(QMap<time_t, QString> &logs);
+    bool isSocketError(QMap<time_t, QString> &logs);
+    bool setCustomDns(const QString &overrideDnsIpAddress);
+};