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connection_or.h
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1/* Copyright (c) 2001 Matej Pfajfar.
2 * Copyright (c) 2001-2004, Roger Dingledine.
3 * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
4 * Copyright (c) 2007-2021, The Tor Project, Inc. */
5/* See LICENSE for licensing information */
6
7/**
8 * \file connection_or.h
9 * \brief Header file for connection_or.c.
10 **/
11
12#ifndef TOR_CONNECTION_OR_H
13#define TOR_CONNECTION_OR_H
14
17
20
22
25void clear_broken_connection_map(int disable);
26
34int connection_or_digest_is_known_relay(const char *id_digest);
36 const or_options_t *options);
37
39 int reason, const char *msg);
41 int reason, const char *msg);
44 (const tor_addr_t *addr, uint16_t port,
45 const char *id_digest,
46 const struct ed25519_public_key_t *ed_id,
47 channel_tls_t *chan));
48
49void connection_or_close_normally(or_connection_t *orconn, int flush);
51 (or_connection_t *orconn, int flush));
52
53void connection_or_report_broken_states(int severity, int domain);
54
56 or_conn_status_event_t tp, int reason);
57
59 int receiving));
61void connection_or_set_canonical(or_connection_t *or_conn,
62 int is_canonical);
63
65 int started_here);
67 const tor_addr_t *addr,
68 uint16_t port,
69 const char *rsa_id_digest,
70 const struct ed25519_public_key_t *ed_id,
71 int started_here);
73 const uint8_t *rsa_peer_id,
74 const struct ed25519_public_key_t *ed_peer_id);
76 const or_connection_t *conn);
80#define or_handshake_state_free(state) \
81 FREE_AND_NULL(or_handshake_state_t, or_handshake_state_free_, (state))
84 const cell_t *cell,
85 int incoming);
88 const var_cell_t *cell,
89 int incoming);
90
93 or_connection_t *conn);
95 or_connection_t *conn));
96int connection_or_send_versions(or_connection_t *conn, int v3_plus);
98
99int is_or_protocol_version_known(uint16_t version);
100
101void cell_pack(packed_cell_t *dest, const cell_t *src, int wide_circ_ids);
102int var_cell_pack_header(const var_cell_t *cell, char *hdr_out,
103 int wide_circ_ids);
104var_cell_t *var_cell_new(uint16_t payload_len);
106void var_cell_free_(var_cell_t *cell);
107#define var_cell_free(cell) FREE_AND_NULL(var_cell_t, var_cell_free_, (cell))
108
109/* DOCDOC */
110#define MIN_LINK_PROTO_FOR_WIDE_CIRC_IDS 4
111#define MIN_LINK_PROTO_FOR_CHANNEL_PADDING 5
112#define MAX_LINK_PROTO MIN_LINK_PROTO_FOR_CHANNEL_PADDING
113
115 or_connection_t *or_conn,
116 int force);
117void connection_or_group_set_badness_(smartlist_t *group, int force);
118
119#ifdef CONNECTION_OR_PRIVATE
120STATIC int should_connect_to_relay(const or_connection_t *or_conn);
121STATIC void note_or_connect_failed(const or_connection_t *or_conn);
122#endif /* defined(CONNECTION_OR_PRIVATE) */
123
124/*
125 * Call this when changing connection state, so notifications to the owning
126 * channel can be handled.
127 */
129 (or_connection_t *conn, uint8_t state));
130
131#endif /* !defined(TOR_CONNECTION_OR_H) */
int connection_or_client_learned_peer_id(or_connection_t *conn, const uint8_t *rsa_peer_id, const ed25519_public_key_t *ed_peer_id)
void connection_or_init_conn_from_address(or_connection_t *conn, const tor_addr_t *addr, uint16_t port, const char *id_digest, const ed25519_public_key_t *ed_id, int started_here)
or_connection_t * connection_or_connect(const tor_addr_t *_addr, uint16_t port, const char *id_digest, const ed25519_public_key_t *ed_id, channel_tls_t *chan)
void connection_or_event_status(or_connection_t *conn, or_conn_status_event_t tp, int reason)
int is_or_protocol_version_known(uint16_t version)
int connection_or_set_state_open(or_connection_t *conn)
int connection_or_reached_eof(or_connection_t *conn)
int connection_tls_continue_handshake(or_connection_t *conn)
void connection_or_notify_error(or_connection_t *conn, int reason, const char *msg)
void connection_or_write_cell_to_buf(const cell_t *cell, or_connection_t *conn)
int connection_or_process_inbuf(or_connection_t *conn)
void connection_or_clear_identity(or_connection_t *conn)
int connection_or_send_versions(or_connection_t *conn, int v3_plus)
time_t connection_or_client_used(or_connection_t *conn)
var_cell_t * var_cell_new(uint16_t payload_len)
void clear_broken_connection_map(int disable)
const or_connection_t * CONST_TO_OR_CONN(const connection_t *)
or_connection_t * TO_OR_CONN(connection_t *)
void or_handshake_state_free_(or_handshake_state_t *state)
void or_handshake_state_record_var_cell(or_connection_t *conn, or_handshake_state_t *state, const var_cell_t *cell, int incoming)
int var_cell_pack_header(const var_cell_t *cell, char *hdr_out, int wide_circ_ids)
int connection_or_finished_flushing(or_connection_t *conn)
void connection_or_connect_failed(or_connection_t *conn, int reason, const char *msg)
int connection_or_send_netinfo(or_connection_t *conn)
void var_cell_free_(var_cell_t *cell)
int connection_or_single_set_badness_(time_t now, or_connection_t *or_conn, int force)
int connection_tls_start_handshake(or_connection_t *conn, int receiving)
void connection_or_change_state(or_connection_t *conn, uint8_t state)
void or_handshake_state_record_cell(or_connection_t *conn, or_handshake_state_t *state, const cell_t *cell, int incoming)
var_cell_t * var_cell_copy(const var_cell_t *src)
void connection_or_about_to_close(or_connection_t *conn)
void connection_or_report_broken_states(int severity, int domain)
int connection_or_digest_is_known_relay(const char *id_digest)
int connection_or_get_num_circuits(or_connection_t *conn)
int connection_or_flushed_some(or_connection_t *conn)
int connection_or_finished_connecting(or_connection_t *conn)
const struct ed25519_public_key_t * connection_or_get_alleged_ed25519_id(const or_connection_t *conn)
void cell_pack(packed_cell_t *dest, const cell_t *src, int wide_circ_ids)
void connection_or_close_for_error(or_connection_t *orconn, int flush)
void connection_or_update_token_buckets(smartlist_t *conns, const or_options_t *options)
void connection_or_group_set_badness_(smartlist_t *group, int force)
ssize_t connection_or_num_cells_writeable(or_connection_t *conn)
int connection_init_or_handshake_state(or_connection_t *conn, int started_here)
void connection_or_clear_identity_map(void)
void connection_or_close_normally(or_connection_t *orconn, int flush)
void connection_or_write_var_cell_to_buf(const var_cell_t *cell, or_connection_t *conn)
Header file for orconn_event.c.
or_conn_status_event_t
Definition: orconn_event.h:51
Definition: cell_st.h:17
#define STATIC
Definition: testsupport.h:32
#define MOCK_DECL(rv, funcname, arglist)
Definition: testsupport.h:127