Add classes Dns, DnsRecord, IDnsListener.

src/base/net/dns/DnsRecord.h

@@ -0,0 +1,66 @@
+/* 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 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 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_DNSRECORD_H
+#define XMRIG_DNSRECORD_H
+
+
+struct addrinfo;
+struct sockaddr;
+
+
+#include "base/tools/String.h"
+
+
+namespace xmrig {
+
+
+class DnsRecord
+{
+public:
+    enum Type {
+        Unknown,
+        A,
+        AAAA
+    };
+
+    inline DnsRecord() : m_type(Unknown) {}
+    DnsRecord(const addrinfo *addr);
+
+    sockaddr *addr(uint16_t port = 0) const;
+
+    inline bool isValid() const     { return m_type != Unknown; }
+    inline const String &ip() const { return m_ip; }
+    inline Type type() const        { return m_type; }
+
+private:
+    Type m_type;
+    String m_ip;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_DNSRECORD_H */