c-libp2p/include/libp2p/secio/secio.h
2017-11-02 13:43:52 -05:00

66 lines
2.3 KiB
C

#pragma once
#include "libp2p/crypto/key.h"
#include "libp2p/crypto/rsa.h"
#include "libp2p/conn/session.h"
#include "libp2p/peer/peerstore.h"
#include "libp2p/net/protocol.h"
/**
* Handling of a secure connection
*/
struct SecioContext {
struct Stream* stream;
struct SessionContext* session_context;
struct RsaPrivateKey* private_key;
struct Peerstore* peer_store;
struct StreamMessage* buffered_message;
size_t buffered_message_pos;
};
struct Libp2pProtocolHandler* libp2p_secio_build_protocol_handler(struct RsaPrivateKey* private_key, struct Peerstore* peer_store);
/***
* Initiates a secio handshake. Use this method when you want to initiate a secio
* session. This should not be used to respond to incoming secio requests
* @param parent_stream the parent stream
* @param remote_peer the remote peer
* @param peerstore the peerstore
* @param rsa_private_key the local private key
* @returns a Secio Stream
*/
struct Stream* libp2p_secio_stream_new(struct Stream* parent_stream, struct Libp2pPeer* remote_peer, struct Peerstore* peerstore, struct RsaPrivateKey* rsa_private_key);
/***
* Initiates a secio handshake. Use this method when you want to initiate a secio
* session. This should not be used to respond to incoming secio requests
* @param ctx the SecioContext
* @returns true(1) on success, false(0) otherwise
*/
int libp2p_secio_initiate_handshake(struct SecioContext* ctx);
/***
* Send the protocol string to the remote stream
* @param session the context
* @returns true(1) on success, false(0) otherwise
*/
int libp2p_secio_send_protocol(struct SecioContext* session);
/***
* Attempt to read the secio protocol as a reply from the remote
* @param session the context
* @returns true(1) if we received what we think we should have, false(0) otherwise
*/
int libp2p_secio_receive_protocol(struct SecioContext* session);
/***
* performs initial communication over an insecure channel to share
* keys, IDs, and initiate connection. This is a framed messaging system
* NOTE: session must contain a valid socket_descriptor that is a multistream.
* @param local_session the secure session to be filled
* @param private_key our private key to use
* @param peerstore the collection of peers
* @returns true(1) on success, false(0) otherwise
*/
int libp2p_secio_handshake(struct SecioContext* secio_context);