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

Sources/OpenVPN3/openvpn/addr/addrlist.hpp

@@ -0,0 +1,65 @@
+//    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_ADDR_ADDRLIST_H
+#define OPENVPN_ADDR_ADDRLIST_H
+
+#include <openvpn/common/rc.hpp>
+#include <openvpn/addr/ip.hpp>
+
+namespace openvpn {
+  namespace IP {
+
+    // A list of unique IP addresses
+    class AddrList : public std::vector<IP::Addr>, public RC<thread_unsafe_refcount>
+    {
+    public:
+      typedef RCPtr<AddrList> Ptr;
+
+      void add(const IP::Addr& a)
+      {
+	if (!exists(a))
+	  push_back(a);
+      }
+
+      bool exists(const IP::Addr& a) const
+      {
+	for (const_iterator i = begin(); i != end(); ++i)
+	  {
+	    if (a == *i)
+	      return true;
+	  }
+	return false;
+      }
+
+#if 0
+      void dump() const
+      {
+	OPENVPN_LOG("******* AddrList::dump");
+	for (const_iterator i = begin(); i != end(); ++i)
+	  OPENVPN_LOG(i->to_string());
+      }
+#endif
+    };
+  }
+}
+
+#endif