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54 lines
2.2 KiB
C
54 lines
2.2 KiB
C
/* Copyright (c) 2001 Matej Pfajfar.
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* Copyright (c) 2001-2004, Roger Dingledine.
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* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
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* Copyright (c) 2007-2010, The Tor Project, Inc. */
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/* See LICENSE for licensing information */
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/**
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* \file circuituse.h
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* \brief Header file for circuituse.c.
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**/
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#ifndef _TOR_CIRCUITUSE_H
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#define _TOR_CIRCUITUSE_H
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void circuit_expire_building(time_t now);
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void circuit_remove_handled_ports(smartlist_t *needed_ports);
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int circuit_stream_is_being_handled(edge_connection_t *conn, uint16_t port,
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int min);
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int circuit_conforms_to_options(const origin_circuit_t *circ,
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const or_options_t *options);
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void circuit_build_needed_circs(time_t now);
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void circuit_detach_stream(circuit_t *circ, edge_connection_t *conn);
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void circuit_expire_old_circuits_serverside(time_t now);
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void reset_bandwidth_test(void);
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int circuit_enough_testing_circs(void);
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void circuit_has_opened(origin_circuit_t *circ);
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void circuit_build_failed(origin_circuit_t *circ);
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/** Flag to set when a circuit should have only a single hop. */
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#define CIRCLAUNCH_ONEHOP_TUNNEL (1<<0)
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/** Flag to set when a circuit needs to be built of high-uptime nodes */
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#define CIRCLAUNCH_NEED_UPTIME (1<<1)
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/** Flag to set when a circuit needs to be built of high-capacity nodes */
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#define CIRCLAUNCH_NEED_CAPACITY (1<<2)
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/** Flag to set when the last hop of a circuit doesn't need to be an
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* exit node. */
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#define CIRCLAUNCH_IS_INTERNAL (1<<3)
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origin_circuit_t *circuit_launch_by_extend_info(uint8_t purpose,
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extend_info_t *info,
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int flags);
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origin_circuit_t *circuit_launch_by_router(uint8_t purpose,
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routerinfo_t *exit, int flags);
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void circuit_reset_failure_count(int timeout);
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int connection_ap_handshake_attach_chosen_circuit(edge_connection_t *conn,
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origin_circuit_t *circ,
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crypt_path_t *cpath);
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int connection_ap_handshake_attach_circuit(edge_connection_t *conn);
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#endif
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