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82 lines
1.6 KiB
C++
82 lines
1.6 KiB
C++
#ifndef LLARP_LINK_HPP
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#define LLARP_LINK_HPP
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#include <netinet/in.h>
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#include <llarp/crypto.h>
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#include <cstdint>
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#include <map>
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#include <memory>
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#include <functional>
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#include <llarp/ev.h>
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#include <llarp/router_contact.h>
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namespace llarp
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{
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struct Link;
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struct PeerSession
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{
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sockaddr_in6 remoteAddr;
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llarp_rc rc;
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llarp_sharedkey_t sessionKey;
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uint64_t lastRX;
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llarp_crypto * _crypto;
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enum State
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{
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eStateNULL,
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eHandshakeInboundInit,
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eHandshakeOutboundInit,
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eHandshakeInboundRepliedInit,
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eHandshakeOutboundGotReply,
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eHandshakeInboundGotAck,
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eHandshakeOutboundGotAck,
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eEstablished,
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eTimeout
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};
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State state;
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/** inbound session */
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PeerSession(llarp_crypto * crypto, sockaddr_in6 remote);
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/** outbound session */
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PeerSession(llarp_crypto * crypto, llarp_rc rc);
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PeerSession & operator=(const PeerSession & other);
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void SendTo(Link * link, const char * buff, std::size_t sz);
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void RecvFrom(const char * buff, ssize_t sz);
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};
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typedef std::unique_ptr<PeerSession> PeerSession_ptr;
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typedef std::function<void(const PeerSession_ptr &)> PeerSessionVisitor;
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struct Link
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{
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typedef std::map<sockaddr_in6, PeerSession_ptr> Sessions;
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Sessions sessions;
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llarp_seckey_t transportSecKey;
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llarp_pubkey_t transportPubKey;
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llarp_crypto * _crypto;
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Link(llarp_crypto * crypto);
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~Link();
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llarp_udp_listener _listener;
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llarp_udp_listener * Listener() { return &_listener; }
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bool VisitPeerByIdent(PeerSessionVisitor v);
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};
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}
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#endif
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