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* OpenVPN -- An application to securely tunnel IP networks
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* over a single TCP/UDP port, with support for SSL/TLS-based
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* session authentication and key exchange,
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* packet encryption, packet authentication, and
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* Copyright (C) 2002-2010 OpenVPN Technologies, Inc. <sales@openvpn.net>
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program (see the file COPYING included with this
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* distribution); if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#if !defined(CLINAT_H) && defined(ENABLE_CLIENT_NAT)
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#define MAX_CLIENT_NAT 64
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struct client_nat_entry {
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in_addr_t foreign_network;
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struct client_nat_option_list {
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struct client_nat_entry entries[MAX_CLIENT_NAT];
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struct client_nat_option_list *new_client_nat_list (struct gc_arena *gc);
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struct client_nat_option_list *clone_client_nat_option_list (const struct client_nat_option_list *src, struct gc_arena *gc);
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void copy_client_nat_option_list (struct client_nat_option_list *dest, const struct client_nat_option_list *src);
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void print_client_nat_list(const struct client_nat_option_list *list, int msglevel);
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void add_client_nat_to_option_list (struct client_nat_option_list *dest,
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const char *foreign_network,
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void client_nat_transform (const struct client_nat_option_list *list,