Add classes Dns, DnsRecord, IDnsListener.

2019-03-15 18:14:25 +07:00 · 2019-03-15 18:14:25 +07:00 · af3655c27e
commit af3655c27e
parent 3094741c64
10 changed files with 514 additions and 131 deletions
--- a/src/base/net/dns/Dns.h
+++ b/src/base/net/dns/Dns.h
@ -0,0 +1,80 @@
+/* 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_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/String.h"
+
+
+namespace xmrig {
+
+
+class IDnsListener;
+
+
+class Dns
+{
+public:
+    Dns(IDnsListener *listener);
+    ~Dns();
+
+    inline bool isEmpty() const { return m_ipv4.empty() && m_ipv6.empty(); }
+    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;
+    std::vector<DnsRecord> m_ipv4;
+    std::vector<DnsRecord> m_ipv6;
+    String m_host;
+    uintptr_t m_key;
+    uv_getaddrinfo_t *m_resolver;
+
+    static Storage<Dns> m_storage;
+};
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_DNS_H */