mirror of
https://github.com/OpenVPN/openvpn3.git
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16b10559f2
OpenVPN Technologies, Inc. change their name to OpenVPN Inc. during the autumn of 2017. Signed-off-by: David Sommerseth <davids@openvpn.net>
82 lines
2.1 KiB
C++
82 lines
2.1 KiB
C++
// OpenVPN -- An application to securely tunnel IP networks
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// over a single 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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// packet compression.
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//
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// Copyright (C) 2012-2017 OpenVPN Inc.
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//
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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 Affero General Public License Version 3
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// as published by the Free Software Foundation.
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//
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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 Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program in the COPYING file.
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// If not, see <http://www.gnu.org/licenses/>.
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#ifndef OPENVPN_APPLE_VER_H
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#define OPENVPN_APPLE_VER_H
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#include <errno.h>
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#include <sys/sysctl.h>
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#include <string>
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#include <sstream>
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#include <vector>
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#include <openvpn/common/split.hpp>
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#include <openvpn/common/number.hpp>
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namespace openvpn {
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class AppleVersion
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{
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public:
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int major() const { return ver[0]; }
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int minor() const { return ver[1]; }
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int build() const { return ver[2]; }
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std::string to_string() const
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{
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std::ostringstream os;
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os << major() << '.' << minor() << '.' << build();
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return os.str();
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}
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protected:
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AppleVersion()
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{
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reset();
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}
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// verstr should be in the form major.minor.build
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void init(const std::string& verstr)
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{
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typedef std::vector<std::string> StringList;
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reset();
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StringList sl;
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sl.reserve(3);
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Split::by_char_void<StringList, NullLex, Split::NullLimit>(sl, verstr, '.');
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for (size_t i = 0; i < 3; ++i)
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{
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if (i < sl.size())
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parse_number(sl[i], ver[i]);
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}
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}
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private:
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void reset()
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{
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ver[0] = ver[1] = ver[2] = -1;
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}
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int ver[3];
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};
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}
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#endif
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