REDACTED-rig/src/base/net/dns/DnsRecord.cpp
2023-02-09 13:55:11 +07:00

57 lines
1.7 KiB
C++

/* XMRig
* Copyright (c) 2018-2023 SChernykh <https://github.com/SChernykh>
* Copyright (c) 2016-2023 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/>.
*/
#include <uv.h>
#include "base/net/dns/DnsRecord.h"
xmrig::DnsRecord::DnsRecord(const addrinfo *addr) :
m_type(addr->ai_family == AF_INET6 ? AAAA : (addr->ai_family == AF_INET ? A : Unknown))
{
static_assert(sizeof(m_data) >= sizeof(sockaddr_in6), "Not enough storage for IPv6 address.");
memcpy(m_data, addr->ai_addr, m_type == AAAA ? sizeof(sockaddr_in6) : sizeof(sockaddr_in));
}
const sockaddr *xmrig::DnsRecord::addr(uint16_t port) const
{
reinterpret_cast<sockaddr_in*>(m_data)->sin_port = htons(port);
return reinterpret_cast<const sockaddr *>(m_data);
}
xmrig::String xmrig::DnsRecord::ip() const
{
char *buf = nullptr;
if (m_type == AAAA) {
buf = new char[45]();
uv_ip6_name(reinterpret_cast<const sockaddr_in6*>(m_data), buf, 45);
}
else {
buf = new char[16]();
uv_ip4_name(reinterpret_cast<const sockaddr_in*>(m_data), buf, 16);
}
return buf;
}