92 lines
4.3 KiB
C
92 lines
4.3 KiB
C
/* Copyright (c) 2001 Matej Pfajfar.
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* Copyright (c) 2001-2004, Roger Dingledine.
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* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
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* Copyright (c) 2007-2017, The Tor Project, Inc. */
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/* See LICENSE for licensing information */
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/**
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* \file circuitbuild.h
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* \brief Header file for circuitbuild.c.
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**/
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#ifndef TOR_CIRCUITBUILD_H
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#define TOR_CIRCUITBUILD_H
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char *circuit_list_path(origin_circuit_t *circ, int verbose);
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char *circuit_list_path_for_controller(origin_circuit_t *circ);
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void circuit_log_path(int severity, unsigned int domain,
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origin_circuit_t *circ);
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void circuit_rep_hist_note_result(origin_circuit_t *circ);
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origin_circuit_t *origin_circuit_init(uint8_t purpose, int flags);
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origin_circuit_t *circuit_establish_circuit(uint8_t purpose,
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extend_info_t *exit,
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int flags);
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struct circuit_guard_state_t *origin_circuit_get_guard_state(
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origin_circuit_t *circ);
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int circuit_handle_first_hop(origin_circuit_t *circ);
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void circuit_n_chan_done(channel_t *chan, int status,
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int close_origin_circuits);
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int inform_testing_reachability(void);
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int circuit_timeout_want_to_count_circ(origin_circuit_t *circ);
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int circuit_send_next_onion_skin(origin_circuit_t *circ);
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void circuit_note_clock_jumped(int seconds_elapsed);
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int circuit_extend(cell_t *cell, circuit_t *circ);
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int circuit_init_cpath_crypto(crypt_path_t *cpath, const char *key_data,
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int reverse);
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struct created_cell_t;
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int circuit_finish_handshake(origin_circuit_t *circ,
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const struct created_cell_t *created_cell);
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int circuit_truncated(origin_circuit_t *circ, crypt_path_t *layer,
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int reason);
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int onionskin_answer(or_circuit_t *circ,
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const struct created_cell_t *created_cell,
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const char *keys,
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const uint8_t *rend_circ_nonce);
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MOCK_DECL(int, circuit_all_predicted_ports_handled, (time_t now,
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int *need_uptime,
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int *need_capacity));
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int circuit_append_new_exit(origin_circuit_t *circ, extend_info_t *info);
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int circuit_extend_to_new_exit(origin_circuit_t *circ, extend_info_t *info);
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void onion_append_to_cpath(crypt_path_t **head_ptr, crypt_path_t *new_hop);
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extend_info_t *extend_info_new(const char *nickname,
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const char *rsa_id_digest,
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const ed25519_public_key_t *ed_id,
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crypto_pk_t *onion_key,
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const curve25519_public_key_t *ntor_key,
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const tor_addr_t *addr, uint16_t port);
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extend_info_t *extend_info_from_node(const node_t *r, int for_direct_connect);
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extend_info_t *extend_info_dup(extend_info_t *info);
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void extend_info_free(extend_info_t *info);
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int extend_info_addr_is_allowed(const tor_addr_t *addr);
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int extend_info_supports_tap(const extend_info_t* ei);
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int extend_info_supports_ntor(const extend_info_t* ei);
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int circuit_can_use_tap(const origin_circuit_t *circ);
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int circuit_has_usable_onion_key(const origin_circuit_t *circ);
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int extend_info_has_preferred_onion_key(const extend_info_t* ei);
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const uint8_t *build_state_get_exit_rsa_id(cpath_build_state_t *state);
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const node_t *build_state_get_exit_node(cpath_build_state_t *state);
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const char *build_state_get_exit_nickname(cpath_build_state_t *state);
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struct circuit_guard_state_t;
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const node_t *choose_good_entry_server(uint8_t purpose,
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cpath_build_state_t *state,
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struct circuit_guard_state_t **guard_state_out);
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void circuit_upgrade_circuits_from_guard_wait(void);
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#ifdef CIRCUITBUILD_PRIVATE
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STATIC circid_t get_unique_circ_id_by_chan(channel_t *chan);
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STATIC int new_route_len(uint8_t purpose, extend_info_t *exit_ei,
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smartlist_t *nodes);
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MOCK_DECL(STATIC int, count_acceptable_nodes, (smartlist_t *nodes));
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#if defined(ENABLE_TOR2WEB_MODE) || defined(TOR_UNIT_TESTS)
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STATIC const node_t *pick_tor2web_rendezvous_node(router_crn_flags_t flags,
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const or_options_t *options);
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#endif
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#endif
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#endif
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