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

Sources/OpenVPN3/openvpn/common/mode.hpp

@@ -0,0 +1,70 @@
+//    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/>.
+
+#ifndef OPENVPN_COMMON_MODE_H
+#define OPENVPN_COMMON_MODE_H
+
+// A client/server mode class.
+
+namespace openvpn {
+  class Mode
+  {
+  public:
+    enum Type {
+      CLIENT,
+      SERVER,
+    };
+
+    Mode() : type_(CLIENT) {}
+    explicit Mode(const Type t) : type_(t) {}
+
+    bool is_server() const { return type_ == SERVER; }
+    bool is_client() const { return type_ == CLIENT; }
+
+    bool operator==(const Mode& other)
+    {
+      return type_ == other.type_;
+    }
+
+    bool operator!=(const Mode& other)
+    {
+      return type_ != other.type_;
+    }
+
+    const char *str() const
+    {
+      switch (type_)
+	{
+	case CLIENT:
+	  return "CLIENT";
+	case SERVER:
+	  return "SERVER";
+	default:
+	  return "UNDEF_MODE";
+	}
+    }
+
+  private:
+    Type type_;
+  };
+} // namespace openvpn
+
+#endif // OPENVPN_COMMON_MODE_H