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mirror of https://github.com/OpenVPN/openvpn3.git synced 2024-09-20 04:02:15 +02:00
openvpn3/openvpn/ip/ipcommon.hpp
David Sommerseth dde1574596
Reformatting source code to new coding style
This is the result after running 'clang-format -i' on all C++ files and
headers, with the defined formatting rules in .clang-format.

Only the openvpn/common/unicode-impl.hpp has been excluded, as that is
mostly a copy of an external project.

Signed-off-by: David Sommerseth <davids@openvpn.net>
2023-01-18 19:24:15 +01:00

53 lines
1.5 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) 2012-2022 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/>.
// Common declarations for IPv4 and IPv6
#pragma once
#include <cstdint> // for std::uint32_t, uint16_t, uint8_t
namespace openvpn {
namespace IPCommon {
enum
{
ICMPv4 = 1, /* ICMPv4 protocol */
ICMPv6 = 58, /* ICMPv6 protocol */
IGMP = 2, /* IGMP protocol */
TCP = 6, /* TCP protocol */
UDP = 17, /* UDP protocol */
};
enum
{
IPv4 = 4,
IPv6 = 6
};
inline unsigned int version(const std::uint8_t version_len_prio)
{
return (version_len_prio >> 4) & 0x0F;
}
} // namespace IPCommon
} // namespace openvpn