84 lines
2.5 KiB
C++
84 lines
2.5 KiB
C++
/* XMRig
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* Copyright 2010 Jeff Garzik <jgarzik@pobox.com>
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* Copyright 2012-2014 pooler <pooler@litecoinpool.org>
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* Copyright 2014 Lucas Jones <https://github.com/lucasjones>
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* Copyright 2014-2016 Wolf9466 <https://github.com/OhGodAPet>
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* Copyright 2016 Jay D Dee <jayddee246@gmail.com>
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* Copyright 2017-2018 XMR-Stak <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
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* Copyright 2018-2020 SChernykh <https://github.com/SChernykh>
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* Copyright 2016-2020 XMRig <https://github.com/xmrig>, <support@xmrig.com>
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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 as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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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. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef XMRIG_DNS_H
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#define XMRIG_DNS_H
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#include <vector>
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#include <uv.h>
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#include "base/net/dns/DnsRecord.h"
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#include "base/net/tools/Storage.h"
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#include "base/tools/Object.h"
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#include "base/tools/String.h"
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namespace xmrig {
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class IDnsListener;
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class Dns
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{
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public:
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XMRIG_DISABLE_COPY_MOVE_DEFAULT(Dns)
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Dns(IDnsListener *listener);
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~Dns();
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inline bool isEmpty() const { return m_ipv4.empty() && m_ipv6.empty(); }
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inline const String &host() const { return m_host; }
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inline int status() const { return m_status; }
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bool resolve(const String &host);
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const char *error() const;
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const DnsRecord &get(DnsRecord::Type prefered = DnsRecord::A) const;
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size_t count(DnsRecord::Type type = DnsRecord::Unknown) const;
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private:
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void clear();
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void onResolved(int status, addrinfo *res);
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static void onResolved(uv_getaddrinfo_t *req, int status, addrinfo *res);
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addrinfo m_hints{};
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IDnsListener *m_listener;
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int m_status = 0;
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std::vector<DnsRecord> m_ipv4;
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std::vector<DnsRecord> m_ipv6;
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String m_host;
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uintptr_t m_key;
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uv_getaddrinfo_t *m_resolver = nullptr;
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static Storage<Dns> m_storage;
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};
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} /* namespace xmrig */
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#endif /* XMRIG_DNS_H */
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