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- /* Copyright (c) 2001 Matej Pfajfar.
- * Copyright (c) 2001-2004, Roger Dingledine.
- * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
- * Copyright (c) 2007-2019, The Tor Project, Inc. */
- /* See LICENSE for licensing information */
- #ifndef CIRCUIT_BUILD_STATE_ST_ST_H
- #define CIRCUIT_BUILD_STATE_ST_ST_H
- /** Information used to build a circuit. */
- struct cpath_build_state_t {
- /** Intended length of the final circuit. */
- int desired_path_len;
- /** How to extend to the planned exit node. */
- extend_info_t *chosen_exit;
- /** Whether every node in the circ must have adequate uptime. */
- unsigned int need_uptime : 1;
- /** Whether every node in the circ must have adequate capacity. */
- unsigned int need_capacity : 1;
- /** Whether the last hop was picked with exiting in mind. */
- unsigned int is_internal : 1;
- /** Did we pick this as a one-hop tunnel (not safe for other streams)?
- * These are for encrypted dir conns that exit to this router, not
- * for arbitrary exits from the circuit. */
- unsigned int onehop_tunnel : 1;
- /** The crypt_path_t to append after rendezvous: used for rendezvous. */
- crypt_path_t *pending_final_cpath;
- /** A ref-counted reference to the crypt_path_t to append after
- * rendezvous; used on the service side. */
- crypt_path_reference_t *service_pending_final_cpath_ref;
- /** How many times has building a circuit for this task failed? */
- int failure_count;
- /** At what time should we give up on this task? */
- time_t expiry_time;
- };
- #endif
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