ssb: Add an option to control whether we talk to strangers. #98

src/ssb.db.h

@@ -524,6 +524,17 @@ bool tf_ssb_db_generate_invite(sqlite3* db, const char* id, const char* host, in
 */
 bool tf_ssb_db_use_invite(sqlite3* db, const char* id);
 
+/**
+** Determine if an account is familiar, meaning it is local or within the given
+** follow depth of the local accounts or we have already replicated data for
+** it.
+** @param db The database.
+** @param id The identity.
+** @param depth The follow depth.
+** @return true if the account is familiar.
+*/
+bool tf_ssb_db_is_account_familiar(sqlite3* db, const char* id, int depth);
+
 /**
 ** An SQLite authorizer callback.  See https://www.sqlite.org/c3ref/set_authorizer.html for use.
 ** @param user_data User data registered with the authorizer.