REDACTED-rig/src/base/net/dns/Dns.h
2020-04-29 14:17:33 +07:00

84 lines
2.5 KiB
C++

/* XMRig
* Copyright 2010 Jeff Garzik <jgarzik@pobox.com>
* Copyright 2012-2014 pooler <pooler@litecoinpool.org>
* Copyright 2014 Lucas Jones <https://github.com/lucasjones>
* Copyright 2014-2016 Wolf9466 <https://github.com/OhGodAPet>
* Copyright 2016 Jay D Dee <jayddee246@gmail.com>
* Copyright 2017-2018 XMR-Stak <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
* Copyright 2018-2020 SChernykh <https://github.com/SChernykh>
* Copyright 2016-2020 XMRig <https://github.com/xmrig>, <support@xmrig.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef XMRIG_DNS_H
#define XMRIG_DNS_H
#include <vector>
#include <uv.h>
#include "base/net/dns/DnsRecord.h"
#include "base/net/tools/Storage.h"
#include "base/tools/Object.h"
#include "base/tools/String.h"
namespace xmrig {
class IDnsListener;
class Dns
{
public:
XMRIG_DISABLE_COPY_MOVE_DEFAULT(Dns)
Dns(IDnsListener *listener);
~Dns();
inline bool isEmpty() const { return m_ipv4.empty() && m_ipv6.empty(); }
inline const String &host() const { return m_host; }
inline int status() const { return m_status; }
bool resolve(const String &host);
const char *error() const;
const DnsRecord &get(DnsRecord::Type prefered = DnsRecord::A) const;
size_t count(DnsRecord::Type type = DnsRecord::Unknown) const;
private:
void clear();
void onResolved(int status, addrinfo *res);
static void onResolved(uv_getaddrinfo_t *req, int status, addrinfo *res);
addrinfo m_hints{};
IDnsListener *m_listener;
int m_status = 0;
std::vector<DnsRecord> m_ipv4;
std::vector<DnsRecord> m_ipv6;
String m_host;
uintptr_t m_key;
uv_getaddrinfo_t *m_resolver = nullptr;
static Storage<Dns> m_storage;
};
} /* namespace xmrig */
#endif /* XMRIG_DNS_H */