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56 lines
1.1 KiB
C++
56 lines
1.1 KiB
C++
#pragma once
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#include <unbound.h>
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#include <mutex>
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#include <atomic>
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#include <memory>
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#include <queue>
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#include <ev/ev.hpp>
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#include <util/thread/logic.hpp>
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#include <dns/message.hpp>
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namespace llarp::dns
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{
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using ReplyFunction = std::function<void(SockAddr source, std::vector<byte_t> buf)>;
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using FailFunction = std::function<void(SockAddr source, Message msg)>;
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class UnboundResolver : public std::enable_shared_from_this<UnboundResolver>
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{
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private:
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ub_ctx* unboundContext;
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bool started;
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llarp_ev_loop_ptr eventLoop;
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ReplyFunction replyFunc;
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FailFunction failFunc;
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void
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Reset();
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void
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DeregisterPollFD();
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void
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RegisterPollFD();
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public:
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UnboundResolver(llarp_ev_loop_ptr eventLoop, ReplyFunction replyFunc, FailFunction failFunc);
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static void
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Callback(void* data, int err, ub_result* result);
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// upstream resolver IP can be IPv4 or IPv6
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bool
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Init();
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bool
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AddUpstreamResolver(const std::string& upstreamResolverIP);
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void
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Lookup(const SockAddr& source, Message msg);
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};
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} // namespace llarp::dns
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