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openvpn3/openvpn/addr/iperr.hpp
Leonard Ossa 3646265d15 Refactor nested namespace to C++17 style
Signed-off-by: Leonard Ossa <leonard.ossa@openvpn.com>
2024-07-03 10:20:11 +00:00

114 lines
3.0 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/>.
// Called internally by IP, IPv4, and IPv6 classes
#pragma once
#include <string>
#include <openvpn/io/io.hpp>
#ifndef OPENVPN_LEGACY_TITLE_ABSTRACTION
#include <openvpn/common/stringtempl2.hpp>
#endif
namespace openvpn::IP::internal {
#ifndef OPENVPN_LEGACY_TITLE_ABSTRACTION
template <typename TITLE>
inline std::string format_error(const std::string &ipstr,
const TITLE &title,
const char *ipver,
const std::string &message)
{
std::string err = "error parsing";
if (!StringTempl::empty(title))
{
err += ' ';
err += StringTempl::to_string(title);
}
err += " IP";
err += ipver;
err += " address '";
err += ipstr;
err += '\'';
if (!message.empty())
{
err += " : ";
err += message;
}
return err;
}
template <typename TITLE>
inline std::string format_error(const std::string &ipstr,
const TITLE &title,
const char *ipver,
const openvpn_io::error_code &ec)
{
return format_error(ipstr, title, ipver, ec.message());
}
#else
inline std::string format_error(const std::string &ipstr, const char *title, const char *ipver, const openvpn_io::error_code &ec)
{
std::string err = "error parsing";
if (title)
{
err += ' ';
err += title;
}
err += " IP";
err += ipver;
err += " address '";
err += ipstr;
err += "' : ";
err += ec.message();
return err;
}
inline std::string format_error(const std::string &ipstr, const char *title, const char *ipver, const char *message)
{
std::string err = "error parsing";
if (title)
{
err += ' ';
err += title;
}
err += " IP";
err += ipver;
err += " address '";
err += ipstr;
err += '\'';
if (message)
{
err += " : ";
err += message;
}
return err;
}
#endif
} // namespace openvpn::IP::internal