main.h 3.6 KB

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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) 2007-2017, The Tor Project, Inc. */
  5. /* See LICENSE for licensing information */
  6. /**
  7. * \file main.h
  8. * \brief Header file for main.c.
  9. **/
  10. #ifndef TOR_MAIN_H
  11. #define TOR_MAIN_H
  12. int have_completed_a_circuit(void);
  13. void note_that_we_completed_a_circuit(void);
  14. void note_that_we_maybe_cant_complete_circuits(void);
  15. int connection_add_impl(connection_t *conn, int is_connecting);
  16. #define connection_add(conn) connection_add_impl((conn), 0)
  17. #define connection_add_connecting(conn) connection_add_impl((conn), 1)
  18. int connection_remove(connection_t *conn);
  19. void connection_unregister_events(connection_t *conn);
  20. int connection_in_array(connection_t *conn);
  21. void add_connection_to_closeable_list(connection_t *conn);
  22. int connection_is_on_closeable_list(connection_t *conn);
  23. MOCK_DECL(smartlist_t *, get_connection_array, (void));
  24. MOCK_DECL(uint64_t,get_bytes_read,(void));
  25. MOCK_DECL(uint64_t,get_bytes_written,(void));
  26. /** Bitmask for events that we can turn on and off with
  27. * connection_watch_events. */
  28. typedef enum watchable_events {
  29. /* Yes, it is intentional that these match Libevent's EV_READ and EV_WRITE */
  30. READ_EVENT=0x02, /**< We want to know when a connection is readable */
  31. WRITE_EVENT=0x04 /**< We want to know when a connection is writable */
  32. } watchable_events_t;
  33. void connection_watch_events(connection_t *conn, watchable_events_t events);
  34. int connection_is_reading(connection_t *conn);
  35. MOCK_DECL(void,connection_stop_reading,(connection_t *conn));
  36. MOCK_DECL(void,connection_start_reading,(connection_t *conn));
  37. int connection_is_writing(connection_t *conn);
  38. MOCK_DECL(void,connection_stop_writing,(connection_t *conn));
  39. MOCK_DECL(void,connection_start_writing,(connection_t *conn));
  40. void tell_event_loop_to_run_external_code(void);
  41. void tor_shutdown_event_loop_and_exit(int exitcode);
  42. int tor_event_loop_shutdown_is_pending(void);
  43. void connection_stop_reading_from_linked_conn(connection_t *conn);
  44. MOCK_DECL(int, connection_count_moribund, (void));
  45. void directory_all_unreachable(time_t now);
  46. void directory_info_has_arrived(time_t now, int from_cache, int suppress_logs);
  47. void ip_address_changed(int at_interface);
  48. void dns_servers_relaunch_checks(void);
  49. void reset_all_main_loop_timers(void);
  50. void reschedule_descriptor_update_check(void);
  51. void reschedule_directory_downloads(void);
  52. MOCK_DECL(long,get_uptime,(void));
  53. unsigned get_signewnym_epoch(void);
  54. void handle_signals(int is_parent);
  55. void activate_signal(int signal_num);
  56. int try_locking(const or_options_t *options, int err_if_locked);
  57. int have_lockfile(void);
  58. void release_lockfile(void);
  59. void tor_remove_file(const char *filename);
  60. void tor_cleanup(void);
  61. void tor_free_all(int postfork);
  62. int do_main_loop(void);
  63. int tor_init(int argc, char **argv);
  64. void reset_main_loop_counters(void);
  65. uint64_t get_main_loop_success_count(void);
  66. uint64_t get_main_loop_error_count(void);
  67. uint64_t get_main_loop_idle_count(void);
  68. extern time_t time_of_process_start;
  69. extern long stats_n_seconds_working;
  70. extern int quiet_level;
  71. extern int global_read_bucket;
  72. extern int global_write_bucket;
  73. extern int global_relayed_read_bucket;
  74. extern int global_relayed_write_bucket;
  75. #ifdef MAIN_PRIVATE
  76. STATIC void init_connection_lists(void);
  77. STATIC void close_closeable_connections(void);
  78. STATIC void initialize_periodic_events(void);
  79. STATIC void teardown_periodic_events(void);
  80. #ifdef TOR_UNIT_TESTS
  81. extern smartlist_t *connection_array;
  82. #endif
  83. #endif /* defined(MAIN_PRIVATE) */
  84. #endif /* !defined(TOR_MAIN_H) */