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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) 2007-2012, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file circuitlist.h
* \brief Header file for circuitlist.c.
**/
#ifndef _TOR_CIRCUITLIST_H
#define _TOR_CIRCUITLIST_H
circuit_t * _circuit_get_global_list(void);
const char *circuit_state_to_string(int state);
const char *circuit_purpose_to_controller_string(uint8_t purpose);
const char *circuit_purpose_to_controller_hs_state_string(uint8_t purpose);
const char *circuit_purpose_to_string(uint8_t purpose);
void circuit_dump_by_conn(connection_t *conn, int severity);
void circuit_set_p_circid_orconn(or_circuit_t *circ, circid_t id,
or_connection_t *conn);
void circuit_set_n_circid_orconn(circuit_t *circ, circid_t id,
or_connection_t *conn);
void circuit_set_state(circuit_t *circ, uint8_t state);
void circuit_close_all_marked(void);
int32_t circuit_initial_package_window(void);
origin_circuit_t *origin_circuit_new(void);
or_circuit_t *or_circuit_new(circid_t p_circ_id, or_connection_t *p_conn);
circuit_t *circuit_get_by_circid_orconn(circid_t circ_id,
or_connection_t *conn);
int circuit_id_in_use_on_orconn(circid_t circ_id, or_connection_t *conn);
circuit_t *circuit_get_by_edge_conn(edge_connection_t *conn);
void circuit_unlink_all_from_or_conn(or_connection_t *conn, int reason);
origin_circuit_t *circuit_get_by_global_id(uint32_t id);
origin_circuit_t *circuit_get_ready_rend_circ_by_rend_data(
const rend_data_t *rend_data);
origin_circuit_t *circuit_get_next_by_pk_and_purpose(origin_circuit_t *start,
const char *digest, uint8_t purpose);
or_circuit_t *circuit_get_rendezvous(const char *cookie);
or_circuit_t *circuit_get_intro_point(const char *digest);
origin_circuit_t *circuit_find_to_cannibalize(uint8_t purpose,
extend_info_t *info, int flags);
void circuit_mark_all_unused_circs(void);
void circuit_expire_all_dirty_circs(void);
void _circuit_mark_for_close(circuit_t *circ, int reason,
int line, const char *file);
int circuit_get_cpath_len(origin_circuit_t *circ);
crypt_path_t *circuit_get_cpath_hop(origin_circuit_t *circ, int hopnum);
void circuit_get_all_pending_on_or_conn(smartlist_t *out,
or_connection_t *or_conn);
int circuit_count_pending_on_or_conn(or_connection_t *or_conn);
#define circuit_mark_for_close(c, reason) \
_circuit_mark_for_close((c), (reason), __LINE__, _SHORT_FILE_)
void assert_cpath_layer_ok(const crypt_path_t *cp);
void assert_circuit_ok(const circuit_t *c);
void circuit_free_all(void);
#endif
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