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/*
* This file is part of PowerDNS or dnsdist.
* Copyright -- PowerDNS.COM B.V. and its contributors
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* In addition, for the avoidance of any doubt, permission is granted to
* link this program with OpenSSL and to (re)distribute the binaries
* produced as the result of such linking.
*
* 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; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#pragma once
#include <optional>
#include <set>
#include <string>
#include <vector>
#include <unordered_map>
#include <boost/variant.hpp>
#include "dnsname.hh"
#include "iputils.hh"
struct SVCRecordParameters
{
SVCRecordParameters()
{
}
std::set<uint16_t> mandatoryParams;
std::vector<std::string> alpns;
std::vector<ComboAddress> ipv4hints;
std::vector<ComboAddress> ipv6hints;
std::vector<std::pair<uint16_t, std::string>> additionalParams;
std::string ech;
DNSName target;
std::optional<uint16_t> port{std::nullopt};
uint16_t priority{0};
bool noDefaultAlpn{false};
};
typedef std::unordered_map<
std::string,
boost::variant<
uint16_t,
bool,
std::string,
std::vector<std::pair<int, std::string>>,
std::vector<std::pair<int, ComboAddress>>>>
svcParamsLua_t;
struct SVCRecordParameters parseSVCParameters(const svcParamsLua_t& params);
bool generateSVCPayload(std::vector<uint8_t>& payload, uint16_t priority, const DNSName& target, const std::set<uint16_t>& mandatoryParams, const std::vector<std::string>& alpns, bool noDefaultAlpn, std::optional<uint16_t> port, const std::string& ech, const std::vector<ComboAddress>& ipv4hints, const std::vector<ComboAddress>& ipv6hints, const std::vector<std::pair<uint16_t, std::string>>& additionalParams);
bool generateSVCPayload(std::vector<uint8_t>& payload, const SVCRecordParameters& parameters);
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