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134 lines
6.2 KiB
C
134 lines
6.2 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 connection_or.h
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* \brief Header file for connection_or.c.
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**/
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#ifndef TOR_CONNECTION_OR_H
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#define TOR_CONNECTION_OR_H
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void connection_or_clear_identity(or_connection_t *conn);
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void connection_or_clear_identity_map(void);
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void clear_broken_connection_map(int disable);
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or_connection_t *connection_or_get_for_extend(const char *digest,
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const tor_addr_t *target_addr,
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const char **msg_out,
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int *launch_out);
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void connection_or_block_renegotiation(or_connection_t *conn);
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int connection_or_reached_eof(or_connection_t *conn);
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int connection_or_process_inbuf(or_connection_t *conn);
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ssize_t connection_or_num_cells_writeable(or_connection_t *conn);
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int connection_or_flushed_some(or_connection_t *conn);
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int connection_or_finished_flushing(or_connection_t *conn);
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int connection_or_finished_connecting(or_connection_t *conn);
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void connection_or_about_to_close(or_connection_t *conn);
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int connection_or_digest_is_known_relay(const char *id_digest);
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void connection_or_update_token_buckets(smartlist_t *conns,
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const or_options_t *options);
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void connection_or_connect_failed(or_connection_t *conn,
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int reason, const char *msg);
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void connection_or_notify_error(or_connection_t *conn,
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int reason, const char *msg);
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MOCK_DECL(or_connection_t *,
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connection_or_connect,
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(const tor_addr_t *addr, uint16_t port,
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const char *id_digest,
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const ed25519_public_key_t *ed_id,
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channel_tls_t *chan));
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void connection_or_close_normally(or_connection_t *orconn, int flush);
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MOCK_DECL(void,connection_or_close_for_error,
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(or_connection_t *orconn, int flush));
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void connection_or_report_broken_states(int severity, int domain);
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MOCK_DECL(int,connection_tls_start_handshake,(or_connection_t *conn,
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int receiving));
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int connection_tls_continue_handshake(or_connection_t *conn);
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void connection_or_set_canonical(or_connection_t *or_conn,
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int is_canonical);
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int connection_init_or_handshake_state(or_connection_t *conn,
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int started_here);
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void connection_or_init_conn_from_address(or_connection_t *conn,
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const tor_addr_t *addr,
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uint16_t port,
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const char *rsa_id_digest,
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const ed25519_public_key_t *ed_id,
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int started_here);
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int connection_or_client_learned_peer_id(or_connection_t *conn,
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const uint8_t *rsa_peer_id,
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const ed25519_public_key_t *ed_peer_id);
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time_t connection_or_client_used(or_connection_t *conn);
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MOCK_DECL(int, connection_or_get_num_circuits, (or_connection_t *conn));
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void or_handshake_state_free_(or_handshake_state_t *state);
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#define or_handshake_state_free(state) \
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FREE_AND_NULL(or_handshake_state_t, or_handshake_state_free_, (state))
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void or_handshake_state_record_cell(or_connection_t *conn,
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or_handshake_state_t *state,
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const cell_t *cell,
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int incoming);
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void or_handshake_state_record_var_cell(or_connection_t *conn,
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or_handshake_state_t *state,
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const var_cell_t *cell,
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int incoming);
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int connection_or_set_state_open(or_connection_t *conn);
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void connection_or_write_cell_to_buf(const cell_t *cell,
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or_connection_t *conn);
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MOCK_DECL(void,connection_or_write_var_cell_to_buf,(const var_cell_t *cell,
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or_connection_t *conn));
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int connection_or_send_versions(or_connection_t *conn, int v3_plus);
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MOCK_DECL(int,connection_or_send_netinfo,(or_connection_t *conn));
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int connection_or_send_certs_cell(or_connection_t *conn);
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int connection_or_send_auth_challenge_cell(or_connection_t *conn);
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int authchallenge_type_is_supported(uint16_t challenge_type);
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int authchallenge_type_is_better(uint16_t challenge_type_a,
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uint16_t challenge_type_b);
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var_cell_t *connection_or_compute_authenticate_cell_body(or_connection_t *conn,
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const int authtype,
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crypto_pk_t *signing_key,
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const ed25519_keypair_t *ed_signing_key,
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int server);
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MOCK_DECL(int,connection_or_send_authenticate_cell,
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(or_connection_t *conn, int type));
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int is_or_protocol_version_known(uint16_t version);
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void cell_pack(packed_cell_t *dest, const cell_t *src, int wide_circ_ids);
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int var_cell_pack_header(const var_cell_t *cell, char *hdr_out,
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int wide_circ_ids);
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var_cell_t *var_cell_new(uint16_t payload_len);
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var_cell_t *var_cell_copy(const var_cell_t *src);
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void var_cell_free_(var_cell_t *cell);
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#define var_cell_free(cell) FREE_AND_NULL(var_cell_t, var_cell_free_, (cell))
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/* DOCDOC */
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#define MIN_LINK_PROTO_FOR_WIDE_CIRC_IDS 4
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#define MIN_LINK_PROTO_FOR_CHANNEL_PADDING 5
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#define MAX_LINK_PROTO MIN_LINK_PROTO_FOR_CHANNEL_PADDING
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int connection_or_single_set_badness_(time_t now,
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or_connection_t *or_conn,
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int force);
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void connection_or_group_set_badness_(smartlist_t *group, int force);
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#ifdef CONNECTION_OR_PRIVATE
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STATIC int should_connect_to_relay(const or_connection_t *or_conn);
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STATIC void note_or_connect_failed(const or_connection_t *or_conn);
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#endif
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#ifdef TOR_UNIT_TESTS
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extern int certs_cell_ed25519_disabled_for_testing;
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#endif
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#endif /* !defined(TOR_CONNECTION_OR_H) */
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