asioresolverres.hpp

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//    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 Technologies, Inc.
//
//    This program is free software: you can redistribute it and/or modify
//    it under the terms of the GNU 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 General Public License for more details.
//
//    You should have received a copy of the GNU General Public License
//    along with this program in the COPYING file.
//    If not, see <http://www.gnu.org/licenses/>.
 
#pragma once
 
#include <string>
 
#include <openvpn/common/to_string.hpp>
 
namespace openvpn {
 
template <class EPRANGE>
inline std::string asio_resolver_results_to_string(const EPRANGE &endpoint_range)
{
    std::string ret;
    ret.reserve(64);
    bool first = true;
    for (const auto &i : endpoint_range)
    {
        if (!first)
            ret += ' ';
        ret += '[';
        ret += openvpn::to_string(i.endpoint().address());
        ret += "]:";
        ret += openvpn::to_string(i.endpoint().port());
        first = false;
    }
    return ret;
}
 
} // namespace openvpn