Merge commit '86cc97e55fe346502462284d2e636a2b3708163e' as 'Sources/OpenVPN3'

Sources/OpenVPN3/openvpn/apple/iosactiveiface.hpp

@@ -0,0 +1,74 @@
+//    OpenVPN -- An application to securely tunnel IP networks
+//               over a single port, with support for SSL/TLS-based
+//               session authentication and key exchange,
+//               packet encryption, packet authentication, and
+//               packet compression.
+//
+//    Copyright (C) 2012-2017 OpenVPN Inc.
+//
+//    This program is free software: you can redistribute it and/or modify
+//    it under the terms of the GNU Affero General Public License Version 3
+//    as published by the Free Software Foundation.
+//
+//    This program is distributed in the hope that it will be useful,
+//    but WITHOUT ANY WARRANTY; without even the implied warranty of
+//    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//    GNU Affero General Public License for more details.
+//
+//    You should have received a copy of the GNU Affero General Public License
+//    along with this program in the COPYING file.
+//    If not, see <http://www.gnu.org/licenses/>.
+
+#include <string>
+
+#include <openvpn/apple/reach.hpp>
+#include <openvpn/netconf/enumiface.hpp>
+
+#ifndef OPENVPN_APPLECRYPTO_UTIL_IOSACTIVEIFACE_H
+#define OPENVPN_APPLECRYPTO_UTIL_IOSACTIVEIFACE_H
+
+namespace openvpn {
+
+  class iOSActiveInterface : public ReachabilityInterface
+  {
+  public:
+    virtual Status reachable() const
+    {
+      if (ei.iface_up("en0"))
+	return ReachableViaWiFi;
+      else if (ei.iface_up("pdp_ip0"))
+	return ReachableViaWWAN;
+      else
+	return NotReachable;
+    }
+
+    virtual bool reachableVia(const std::string& net_type) const
+    {
+      const Status r = reachable();
+      if (net_type == "cellular")
+	return r == ReachableViaWWAN;
+      else if (net_type == "wifi")
+	return r == ReachableViaWiFi;
+      else
+	return r != NotReachable;
+    }
+
+    virtual std::string to_string() const
+    {
+      switch (reachable())
+	{
+	case ReachableViaWiFi:
+	  return "ReachableViaWiFi";
+	case ReachableViaWWAN:
+	  return "ReachableViaWWAN";
+	case NotReachable:
+	  return "NotReachable";
+	}
+    }
+
+  private:
+    EnumIface ei;
+  };
+
+}
+#endif