Directory guard implementation.

Implements proposal 207; ticket 6526.

1 files changed, 3 insertions, 2 deletions

diff --git a/src/or/entrynodes.h b/src/or/entrynodes.h
index 24f2eeffe..ae5d2307e 100644
--- a/src/or/entrynodes.h
+++ b/src/or/entrynodes.h
@@ -35,7 +35,7 @@ typedef struct entry_guard_t {
                                       * for this node already? */
   unsigned int path_bias_disabled : 1; /**< Have we disabled this node because
                                         * of path bias issues? */
-  unsigned int is_dir_cache : 1; /**< DOCDOC */
+  unsigned int is_dir_cache : 1; /**< Is this node a directory cache? */
   time_t bad_since; /**< 0 if this guard is currently usable, or the time at
                       * which it was observed to become (according to the
                       * directory or the user configuration) unusable. */
@@ -53,7 +53,7 @@ typedef struct entry_guard_t {
 entry_guard_t *entry_guard_get_by_id_digest(const char *digest);
 void entry_guards_changed(void);
 const smartlist_t *get_entry_guards(void);
-int num_live_entry_guards(void);
+int num_live_entry_guards(int for_directory);
 
 #endif
 
@@ -63,6 +63,7 @@ int entry_guard_register_connect_status(const char *digest, int succeeded,
 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(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,