Tor 0.4.9.1-alpha-dev
extend_info_st.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 extend_info_st.h
9 * @brief Extend-info structure.
10 **/
11
12#ifndef EXTEND_INFO_ST_H
13#define EXTEND_INFO_ST_H
14
17
18/** Largest number of addresses we handle in an extend_info.
19 *
20 * More are permitted in an EXTEND cell, but we won't handle them. */
21#define EXTEND_INFO_MAX_ADDRS 2
22
23/** Information on router used when extending a circuit. We don't need a
24 * full routerinfo_t to extend: we only need addr:port:keyid to build an OR
25 * connection, and onion_key to create the onionskin. Note that for one-hop
26 * general-purpose tunnels, the onion_key is NULL. */
28 char nickname[MAX_HEX_NICKNAME_LEN+1]; /**< This router's nickname for
29 * display. */
30 /** Hash of this router's RSA identity key. */
32 /** Ed25519 identity for this router, if any. */
34 /** IP/Port values for this hop's ORPort(s). Any unused values are set
35 * to a null address. */
37 /** Ntor onion key for this hop. */
39 /** True if this hop is to be used as an _exit_,
40 * and it also supports supports NtorV3 _and_ negotiation
41 * of congestion control parameters */
43};
44
45#endif /* !defined(EXTEND_INFO_ST_H) */
Header for crypto_curve25519.c.
Header for crypto_ed25519.c.
#define DIGEST_LEN
Definition: digest_sizes.h:20
#define EXTEND_INFO_MAX_ADDRS
#define MAX_HEX_NICKNAME_LEN
Definition: or.h:115
tor_addr_port_t orports[EXTEND_INFO_MAX_ADDRS]
ed25519_public_key_t ed_identity
char identity_digest[DIGEST_LEN]
char nickname[MAX_HEX_NICKNAME_LEN+1]
bool exit_supports_congestion_control
curve25519_public_key_t curve25519_onion_key