80 lines
2.6 KiB
C
80 lines
2.6 KiB
C
#pragma once
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#include "libp2p/crypto/key.h"
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#include "libp2p/crypto/rsa.h"
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#include "libp2p/conn/session.h"
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#include "libp2p/peer/peerstore.h"
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#include "libp2p/net/protocol.h"
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/**
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* Handling of a secure connection
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*/
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enum SecioStatus {
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secio_status_unknown,
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secio_status_initialized,
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secio_status_syn,
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secio_status_ack
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};
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struct SecioContext {
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struct Stream* stream;
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struct SessionContext* session_context;
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struct RsaPrivateKey* private_key;
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struct Peerstore* peer_store;
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struct StreamMessage* buffered_message;
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size_t buffered_message_pos;
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volatile enum SecioStatus status;
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};
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struct Libp2pProtocolHandler* libp2p_secio_build_protocol_handler(struct RsaPrivateKey* private_key, struct Peerstore* peer_store);
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/***
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* Initiates a secio handshake. Use this method when you want to initiate a secio
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* session. This should not be used to respond to incoming secio requests
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* @param parent_stream the parent stream
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* @param peerstore the peerstore
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* @param rsa_private_key the local private key
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* @returns a Secio Stream
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*/
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struct Stream* libp2p_secio_stream_new(struct Stream* parent_stream, struct Peerstore* peerstore, struct RsaPrivateKey* rsa_private_key);
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/***
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* Initiates a secio handshake. Use this method when you want to initiate a secio
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* session. This should not be used to respond to incoming secio requests
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* @param ctx the SecioContext
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* @returns true(1) on success, false(0) otherwise
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*/
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int libp2p_secio_initiate_handshake(struct SecioContext* ctx);
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/***
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* Send the protocol string to the remote stream
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* @param stream stream
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* @returns true(1) on success, false(0) otherwise
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*/
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int libp2p_secio_send_protocol(struct Stream* stream);
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/***
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* Attempt to read the secio protocol as a reply from the remote
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* @param session the context
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* @returns true(1) if we received what we think we should have, false(0) otherwise
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*/
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int libp2p_secio_receive_protocol(struct Stream* stream);
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/***
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* performs initial communication over an insecure channel to share
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* keys, IDs, and initiate connection. This is a framed messaging system
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* NOTE: session must contain a valid socket_descriptor that is a multistream.
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* @param secio_stream a stream that is a Secio stream
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* @returns true(1) on success, false(0) otherwise
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*/
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int libp2p_secio_handshake(struct Stream* secio_stream);
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/***
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* Wait for secio stream to become ready
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* @param session_context the session context to check
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* @param timeout_secs the number of seconds to wait for things to become ready
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* @returns true(1) if it becomes ready, false(0) otherwise
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*/
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int libp2p_secio_ready(struct SessionContext* session_context, int timeout_secs);
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