mirror of
https://github.com/OpenVPN/openvpn3.git
synced 2024-09-20 12:12:15 +02:00
b2cd82a5bf
Signed-off-by: James Yonan <james@openvpn.net>
62 lines
1.9 KiB
C++
62 lines
1.9 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 Technologies, 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 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 General Public License for more details.
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//
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// You should have received a copy of the GNU 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_BUFFER_BUFHEX_H
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#define OPENVPN_BUFFER_BUFHEX_H
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#include <openvpn/common/hexstr.hpp>
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#include <openvpn/common/exception.hpp>
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#include <openvpn/buffer/buffer.hpp>
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namespace openvpn {
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namespace BufHex {
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OPENVPN_EXCEPTION(buf_hex);
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template <typename T>
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inline std::string render(const T obj)
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{
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const ConstBuffer buf((const unsigned char *)&obj, sizeof(obj), true);
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return render_hex_generic(buf);
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}
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template <typename T>
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inline T parse(const std::string& hex, const std::string& title)
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{
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T obj;
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Buffer buf((unsigned char *)&obj, sizeof(obj), false);
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try {
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parse_hex(buf, hex);
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}
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catch (const BufferException& e)
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{
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OPENVPN_THROW(buf_hex, title << ": buffer issue: " << e.what());
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}
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if (buf.size() != sizeof(obj))
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OPENVPN_THROW(buf_hex, title << ": unexpected size");
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return obj;
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}
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}
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}
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#endif
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