76 lines
3.1 KiB
C
76 lines
3.1 KiB
C
/* Copyright (c) 2017, The Tor Project, Inc. */
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/* See LICENSE for licensing information */
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/**
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* \file hs_circuit.h
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* \brief Header file containing circuit data for the whole HS subsytem.
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**/
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#ifndef TOR_HS_CIRCUIT_H
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#define TOR_HS_CIRCUIT_H
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#include "or.h"
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#include "crypto_ed25519.h"
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#include "hs_service.h"
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/* Cleanup function when the circuit is closed or/and freed. */
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void hs_circ_cleanup(circuit_t *circ);
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/* Circuit API. */
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int hs_circ_service_intro_has_opened(hs_service_t *service,
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hs_service_intro_point_t *ip,
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const hs_service_descriptor_t *desc,
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origin_circuit_t *circ);
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void hs_circ_service_rp_has_opened(const hs_service_t *service,
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origin_circuit_t *circ);
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int hs_circ_launch_intro_point(hs_service_t *service,
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const hs_service_intro_point_t *ip,
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extend_info_t *ei);
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int hs_circ_launch_rendezvous_point(const hs_service_t *service,
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const curve25519_public_key_t *onion_key,
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const uint8_t *rendezvous_cookie);
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void hs_circ_retry_service_rendezvous_point(origin_circuit_t *circ);
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origin_circuit_t *hs_circ_service_get_intro_circ(
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const hs_service_intro_point_t *ip);
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/* Cell API. */
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int hs_circ_handle_intro_established(const hs_service_t *service,
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const hs_service_intro_point_t *ip,
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origin_circuit_t *circ,
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const uint8_t *payload,
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size_t payload_len);
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int hs_circ_handle_introduce2(const hs_service_t *service,
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const origin_circuit_t *circ,
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hs_service_intro_point_t *ip,
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const uint8_t *subcredential,
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const uint8_t *payload, size_t payload_len);
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int hs_circ_send_introduce1(origin_circuit_t *intro_circ,
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origin_circuit_t *rend_circ,
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const hs_desc_intro_point_t *ip,
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const uint8_t *subcredential);
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int hs_circ_send_establish_rendezvous(origin_circuit_t *circ);
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/* e2e circuit API. */
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int hs_circuit_setup_e2e_rend_circ(origin_circuit_t *circ,
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const uint8_t *ntor_key_seed,
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size_t seed_len,
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int is_service_side);
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int hs_circuit_setup_e2e_rend_circ_legacy_client(origin_circuit_t *circ,
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const uint8_t *rend_cell_body);
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#ifdef HS_CIRCUIT_PRIVATE
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STATIC hs_ident_circuit_t *
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create_rp_circuit_identifier(const hs_service_t *service,
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const uint8_t *rendezvous_cookie,
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const curve25519_public_key_t *server_pk,
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const hs_ntor_rend_cell_keys_t *keys);
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#endif /* defined(HS_CIRCUIT_PRIVATE) */
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#endif /* !defined(TOR_HS_CIRCUIT_H) */
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