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51 lines
1.9 KiB
C
51 lines
1.9 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) 2007-2019, The Tor Project, Inc. */
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/* See LICENSE for licensing information */
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/**
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* \file reachability.h
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* \brief Header file for reachability.c.
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**/
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#ifndef TOR_REACHABILITY_H
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#define TOR_REACHABILITY_H
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/** What fraction (1 over this number) of the relay ID space do we
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* (as a directory authority) launch connections to at each reachability
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* test? */
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#define REACHABILITY_MODULO_PER_TEST 128
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/** How often (in seconds) do we launch reachability tests? */
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#define REACHABILITY_TEST_INTERVAL 10
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/** How many seconds apart are the reachability tests for a given relay? */
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#define REACHABILITY_TEST_CYCLE_PERIOD \
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(REACHABILITY_TEST_INTERVAL*REACHABILITY_MODULO_PER_TEST)
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#ifdef HAVE_MODULE_DIRAUTH
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void dirserv_single_reachability_test(time_t now, routerinfo_t *router);
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void dirserv_test_reachability(time_t now);
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int dirserv_should_launch_reachability_test(const routerinfo_t *ri,
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const routerinfo_t *ri_old);
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void dirserv_orconn_tls_done(const tor_addr_t *addr,
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uint16_t or_port,
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const char *digest_rcvd,
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const struct ed25519_public_key_t *ed_id_rcvd);
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#else /* !defined(HAVE_MODULE_DIRAUTH) */
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#define dirserv_single_reachability_test(now, router) \
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(((void)(now)),((void)(router)))
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#define dirserv_test_reachability(now) \
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(((void)(now)))
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#define dirserv_should_launch_reachability_test(ri, ri_old) \
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(((void)(ri)),((void)(ri_old)),0)
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#define dirserv_orconn_tls_done(addr, or_port, digest_rcvd, ed_id_rcvd) \
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(((void)(addr)),((void)(or_port)),((void)(digest_rcvd)), \
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((void)(ed_id_rcvd)))
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#endif /* defined(HAVE_MODULE_DIRAUTH) */
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#endif /* !defined(TOR_REACHABILITY_H) */
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