reachability.h (1901B)
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 reachability.h 9 * \brief Header file for reachability.c. 10 **/ 11 12 #ifndef TOR_REACHABILITY_H 13 #define TOR_REACHABILITY_H 14 15 /** What fraction (1 over this number) of the relay ID space do we 16 * (as a directory authority) launch connections to at each reachability 17 * test? */ 18 #define REACHABILITY_MODULO_PER_TEST 128 19 20 /** How often (in seconds) do we launch reachability tests? */ 21 #define REACHABILITY_TEST_INTERVAL 10 22 23 /** How many seconds apart are the reachability tests for a given relay? */ 24 #define REACHABILITY_TEST_CYCLE_PERIOD \ 25 (REACHABILITY_TEST_INTERVAL*REACHABILITY_MODULO_PER_TEST) 26 27 #ifdef HAVE_MODULE_DIRAUTH 28 void dirserv_single_reachability_test(time_t now, routerinfo_t *router); 29 void dirserv_test_reachability(time_t now); 30 31 int dirserv_should_launch_reachability_test(const routerinfo_t *ri, 32 const routerinfo_t *ri_old); 33 void dirserv_orconn_tls_done(const tor_addr_t *addr, 34 uint16_t or_port, 35 const char *digest_rcvd, 36 const struct ed25519_public_key_t *ed_id_rcvd); 37 #else /* !defined(HAVE_MODULE_DIRAUTH) */ 38 #define dirserv_single_reachability_test(now, router) \ 39 (((void)(now)),((void)(router))) 40 #define dirserv_test_reachability(now) \ 41 (((void)(now))) 42 43 #define dirserv_should_launch_reachability_test(ri, ri_old) \ 44 (((void)(ri)),((void)(ri_old)),0) 45 #define dirserv_orconn_tls_done(addr, or_port, digest_rcvd, ed_id_rcvd) \ 46 (((void)(addr)),((void)(or_port)),((void)(digest_rcvd)), \ 47 ((void)(ed_id_rcvd))) 48 #endif /* defined(HAVE_MODULE_DIRAUTH) */ 49 50 #endif /* !defined(TOR_REACHABILITY_H) */