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

Sources/OpenVPN3/openvpn/client/cliconstants.hpp

@@ -0,0 +1,41 @@
+//    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_CLIENT_CLICONSTANTS_H
+#define OPENVPN_CLIENT_CLICONSTANTS_H
+
+// Various sanity checks for different limits on OpenVPN clients
+
+namespace openvpn {
+  namespace ProfileParseLimits {
+    enum {
+      MAX_PROFILE_SIZE=262144, // maximum size of an OpenVPN configuration file
+      MAX_PUSH_SIZE=262144,    // maximum size of aggregate data that can be pushed to a client
+      MAX_LINE_SIZE=512,       // maximum size of an OpenVPN configuration file line
+      MAX_DIRECTIVE_SIZE=64,   // maximum number of chars in an OpenVPN directive
+      OPT_OVERHEAD=64,         // bytes overhead of one option/directive, for accounting purposes
+      TERM_OVERHEAD=16,        // bytes overhead of one argument in an option, for accounting purposes
+      MAX_SERVER_LIST_SIZE=4096, // maximum server list size, i.e. "setenv SERVER ..."
+    };
+  }
+}
+
+#endif