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OpenVPNAdapter/openvpn/ssl/mssparms.hpp
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Sergey Abramchuk e2ad2ab5d5 Squashed 'Sources/OpenVPNAdapter/Libraries/Vendors/openvpn/' content from commit 554d8b888
git-subtree-dir: Sources/OpenVPNAdapter/Libraries/Vendors/openvpn
git-subtree-split: 554d8b88817d3a7b836e78940ed61bb11ed2bd9b
2018-07-27 18:08:58 +03:00

69 lines
1.9 KiB
C++

// 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_SSL_MSSPARMS_H
#define OPENVPN_SSL_MSSPARMS_H
#include <openvpn/common/options.hpp>
#include <openvpn/common/number.hpp>
namespace openvpn {
struct MSSParms
{
MSSParms() : mssfix(0),
mtu(false)
{
}
void parse(const OptionList& opt)
{
const Option *o = opt.get_ptr("mssfix");
if (o)
{
const bool status = parse_number_validate<decltype(mssfix)>(o->get(1, 16),
16,
576,
65535,
&mssfix);
if (!status)
throw option_error("mssfix: parse/range issue");
mtu = (o->get_optional(2, 16) == "mtu");
}
}
unsigned int mssfix; // standard OpenVPN mssfix parm
bool mtu; // consider transport packet overhead in MSS adjustment
};
struct MSSCtrlParms
{
MSSCtrlParms(const OptionList& opt)
{
mssfix_ctrl = opt.get_num<decltype(mssfix_ctrl)>("mssfix-ctrl", 1, 1250,
256, 65535);
}
unsigned int mssfix_ctrl;
};
}
#endif