diff options
Diffstat (limited to 'src/or/entrynodes.h')
| -rw-r--r-- | src/or/entrynodes.h | 41 |
1 files changed, 37 insertions, 4 deletions
diff --git a/src/or/entrynodes.h b/src/or/entrynodes.h index 1021e67d43..00f96916b6 100644 --- a/src/or/entrynodes.h +++ b/src/or/entrynodes.h @@ -16,6 +16,9 @@ /* XXXX NM I would prefer that all of this stuff be private to * entrynodes.c. */ +/* Forward declare for guard_selection_t; entrynodes.c has the real struct */ +typedef struct guard_selection_s guard_selection_t; + /** An entry_guard_t represents our information about a chosen long-term * first hop, known as a "helper" node in the literature. We can't just * use a node_t, since we want to remember these even when we @@ -53,6 +56,14 @@ typedef struct entry_guard_t { time_t last_attempted; /**< 0 if we can connect to this guard, or the time * at which we last failed to connect to it. */ + /** + * @name circpathbias fields + * + * These fields are used in circpathbias.c to try to detect entry + * nodes that are failing circuits at a suspicious frequency. + */ + /**@{*/ + double circ_attempts; /**< Number of circuits this guard has "attempted" */ double circ_successes; /**< Number of successfully built circuits using * this guard as first hop. */ @@ -68,20 +79,30 @@ typedef struct entry_guard_t { double use_attempts; /**< Number of circuits we tried to use with streams */ double use_successes; /**< Number of successfully used circuits using * this guard as first hop. */ + /**@}*/ } entry_guard_t; +entry_guard_t *entry_guard_get_by_id_digest_for_guard_selection( + guard_selection_t *gs, const char *digest); entry_guard_t *entry_guard_get_by_id_digest(const char *digest); +void entry_guards_changed_for_guard_selection(guard_selection_t *gs); void entry_guards_changed(void); +guard_selection_t * get_guard_selection_info(void); +const smartlist_t *get_entry_guards_for_guard_selection( + guard_selection_t *gs); const smartlist_t *get_entry_guards(void); +int num_live_entry_guards_for_guard_selection( + guard_selection_t *gs, + int for_directory); int num_live_entry_guards(int for_directory); #endif #ifdef ENTRYNODES_PRIVATE -STATIC const node_t *add_an_entry_guard(const node_t *chosen, +STATIC const node_t *add_an_entry_guard(guard_selection_t *gs, + const node_t *chosen, int reset_status, int prepend, int for_discovery, int for_directory); - STATIC int populate_live_entry_guards(smartlist_t *live_entry_guards, const smartlist_t *all_entry_guards, const node_t *chosen_exit, @@ -90,7 +111,8 @@ STATIC int populate_live_entry_guards(smartlist_t *live_entry_guards, int need_uptime, int need_capacity); STATIC int decide_num_guards(const or_options_t *options, int for_directory); -STATIC void entry_guards_set_from_config(const or_options_t *options); +STATIC void entry_guards_set_from_config(guard_selection_t *gs, + const or_options_t *options); /** Flags to be passed to entry_is_live() to indicate what kind of * entry nodes we are looking for. */ @@ -109,20 +131,32 @@ STATIC int entry_is_time_to_retry(const entry_guard_t *e, time_t now); #endif +void remove_all_entry_guards_for_guard_selection(guard_selection_t *gs); void remove_all_entry_guards(void); +void entry_guards_compute_status_for_guard_selection( + guard_selection_t *gs, const or_options_t *options, time_t now); void entry_guards_compute_status(const or_options_t *options, time_t now); +int entry_guard_register_connect_status_for_guard_selection( + guard_selection_t *gs, const char *digest, int succeeded, + int mark_relay_status, time_t now); int entry_guard_register_connect_status(const char *digest, int succeeded, int mark_relay_status, time_t now); +void entry_nodes_should_be_added_for_guard_selection(guard_selection_t *gs); void entry_nodes_should_be_added(void); int entry_list_is_constrained(const or_options_t *options); const node_t *choose_random_entry(cpath_build_state_t *state); const node_t *choose_random_dirguard(dirinfo_type_t t); +int entry_guards_parse_state_for_guard_selection( + guard_selection_t *gs, or_state_t *state, int set, char **msg); int entry_guards_parse_state(or_state_t *state, int set, char **msg); void entry_guards_update_state(or_state_t *state); int getinfo_helper_entry_guards(control_connection_t *conn, const char *question, char **answer, const char **errmsg); +int is_node_used_as_guard_for_guard_selection(guard_selection_t *gs, + const node_t *node); +MOCK_DECL(int, is_node_used_as_guard, (const node_t *node)); void mark_bridge_list(void); void sweep_bridge_list(void); @@ -143,7 +177,6 @@ int any_bridge_descriptors_known(void); int entries_known_but_down(const or_options_t *options); void entries_retry_all(const or_options_t *options); -int any_bridge_supports_microdescriptors(void); const smartlist_t *get_socks_args_by_bridge_addrport(const tor_addr_t *addr, uint16_t port); |