or Directory Reference

Directory dependency graph for or:

Directories

Files
file	addressmap.c
	The addressmap module manages the processes by which we rewrite addresses in client requess. It handles the MapAddress controller and torrc commands, and the TrackHostExits feature, and the client-side DNS cache (deprecated).
file	bridges.c
	Code to manage bridges and bridge selection.
file	bridges.h [code]
	Header file for circuitbuild.c.
file	channel.c
	OR/OP-to-OR channel abstraction layer. A channel's job is to transfer cells from Tor instance to Tor instance. Currently, there is only one implementation of the channel abstraction: in channeltls.c.
file	channel.h [code]
	Header file for channel.c.
file	channeltls.c
	A concrete subclass of channel_t using or_connection_t to transfer cells between Tor instances.
file	channeltls.h [code]
	Header file for channeltls.c.
file	circpathbias.c
	Code to track success/failure rates of circuits built through different tor nodes, in an attempt to detect attacks where an attacker deliberately causes circuits to fail until the client choses a path they like.
file	circuitbuild.c
	Implements the details of building circuits (by chosing paths, constructing/sending create/extend cells, and so on).
file	circuitbuild.h [code]
	Header file for circuitbuild.c.
file	circuitlist.c
	Manage global structures that list and index circuits, and look up circuits within them.
file	circuitlist.h [code]
	Header file for circuitlist.c.
file	circuitmux.c
	Circuit mux/cell selection abstraction.
file	circuitmux.h [code]
	Header file for circuitmux.c.
file	circuitmux_ewma.c
	EWMA circuit selection as a circuitmux_t policy.
file	circuitmux_ewma.h [code]
	Header file for circuitmux_ewma.c.
file	circuitstats.c
	Maintains and analyzes statistics about circuit built times, so we can tell how long we may need to wait for a fast circuit to be constructed.
file	circuitstats.h [code]
	Header file for circuitstats.c.
file	circuituse.c
	Launch the right sort of circuits and attach the right streams to them.
file	circuituse.h [code]
	Header file for circuituse.c.
file	command.c
	Functions for processing incoming cells.
file	command.h [code]
	Header file for command.c.
file	config.c
	Code to interpret the user's configuration of Tor.
file	config.h [code]
	Header file for config.c.
file	confparse.c
	Back-end for parsing and generating key-value files, used to implement the torrc file format and the state file.
file	connection.c
	General high-level functions to handle reading and writing on connections.
file	connection.h [code]
	Header file for connection.c.
file	connection_edge.c
	Handle edge streams.
file	connection_edge.h [code]
	Header file for connection_edge.c.
file	connection_or.c
	Functions to handle OR connections, TLS handshaking, and cells on the network.
file	connection_or.h [code]
	Header file for connection_or.c.
file	consdiff.c
	Consensus diff implementation, including both the generation and the application of diffs in a minimal ed format.
file	control.c
	Implementation for Tor's control-socket interface.
file	control.h [code]
	Header file for control.c.
file	cpuworker.c
	Uses the workqueue/threadpool code to farm CPU-intensive activities out to subprocesses.
file	cpuworker.h [code]
	Header file for cpuworker.c.
file	directory.c
	Code to send and fetch information from directory authorities and caches via HTTP.
file	directory.h [code]
	Header file for directory.c.
file	dirserv.c
	Directory server core implementation. Manages directory contents and generates directories.
file	dirserv.h [code]
	Header file for dirserv.c.
file	dns.c
	Implements a local cache for DNS results for Tor servers. This is implemented as a wrapper around Adam Langley's eventdns.c code. (We can't just use gethostbyname() and friends because we really need to be nonblocking.)
file	dns.h [code]
	Header file for dns.c.
file	dns_structs.h [code]
	Structures used in dns.c. Exposed to dns.c, and to the unit tests that declare DNS_PRIVATE.
file	dnsserv.c
	Implements client-side DNS proxy server code.
file	dnsserv.h [code]
	Header file for dnsserv.c.
file	entrynodes.c
	Code to manage our fixed first nodes for various functions.
file	entrynodes.h [code]
	Header file for circuitbuild.c.
file	ext_orport.c
	Code implementing the Extended ORPort.
file	fp_pair.c
	Manages data structures for associating pairs of fingerprints. Used to handle combinations of identity/signing-key fingerprints for authorities.
file	fp_pair.h [code]
	Header file for fp_pair.c.
file	geoip.c
	Functions related to maintaining an IP-to-country database; to summarizing client connections by country to entry guards, bridges, and directory servers; and for statistics on answering network status requests.
file	geoip.h [code]
	Header file for geoip.c.
file	hibernate.c
	Functions to close listeners, stop allowing new circuits, etc in preparation for closing down or going dormant; and to track bandwidth and time intervals to know when to hibernate and when to stop hibernating.
file	hibernate.h [code]
	Header file for hibernate.c.
file	hs_cache.c
	Handle hidden service descriptor caches.
file	hs_cache.h [code]
	Header file for hs_cache.c.
file	hs_cell.c
	Hidden service API for cell creation and handling.
file	hs_cell.h [code]
	Header file containing cell data for the whole HS subsytem.
file	hs_circuit.c
file	hs_circuit.h [code]
	Header file containing circuit data for the whole HS subsytem.
file	hs_circuitmap.c
	Hidden service circuitmap: A hash table that maps binary tokens to introduction and rendezvous circuits; it's used: (a) by relays acting as intro points and rendezvous points (b) by hidden services to find intro and rend circuits and (c) by HS clients to find rendezvous circuits.
file	hs_circuitmap.h [code]
	Header file for hs_circuitmap.c.
file	hs_client.c
	Implement next generation hidden service client functionality.
file	hs_client.h [code]
	Header file containing client data for the HS subsytem.
file	hs_common.c
	Contains code shared between different HS protocol version as well as useful data structures and accessors used by other subsystems. The rendcommon.c should only contains code relating to the v2 protocol.
file	hs_common.h [code]
	Header file containing common data for the whole HS subsytem.
file	hs_config.c
	Implement hidden service configuration subsystem.
file	hs_config.h [code]
	Header file containing configuration ABI/API for the HS subsytem.
file	hs_control.c
	Contains control port event related code.
file	hs_control.h [code]
	Header file containing control port event related code.
file	hs_descriptor.c
	Handle hidden service descriptor encoding/decoding.
file	hs_descriptor.h [code]
	Header file for hs_descriptor.c.
file	hs_ident.c
	Contains circuit and connection identifier code for the whole HS subsytem.
file	hs_ident.h [code]
	Header file containing circuit and connection identifier data for the whole HS subsytem.
file	hs_intropoint.c
	Implement next generation introductions point functionality.
file	hs_intropoint.h [code]
	Header file for hs_intropoint.c.
file	hs_ntor.c
	Implements the ntor variant used in Tor hidden services.
file	hs_service.c
	Implement next generation hidden service functionality.
file	hs_service.h [code]
	Header file containing service data for the HS subsytem.
file	hs_stats.c
	Keeps stats about the activity of our onion service(s).
file	hs_stats.h [code]
	Header file for hs_stats.c.
file	keypin.c
	Functions and structures for associating routers' RSA key fingerprints with their ED25519 keys.
file	main.c
	Toplevel module. Handles signals, multiplexes between connections, implements main loop, and drives scheduled events.
file	main.h [code]
	Header file for main.c.
file	microdesc.c
	Implements microdescriptors – an abbreviated description of less-frequently-changing router information.
file	microdesc.h [code]
	Header file for microdesc.c.
file	networkstatus.c
	Functions and structures for handling networkstatus documents as a client or as a directory cache.
file	networkstatus.h [code]
	Header file for networkstatus.c.
file	nodelist.c
	Structures and functions for tracking what we know about the routers on the Tor network, and correlating information from networkstatus, routerinfo, and microdescs.
file	nodelist.h [code]
	Header file for nodelist.c.
file	ntmain.c
	Entry points for running/configuring Tor as a Windows Service.
file	ntmain.h [code]
	Header file for ntmain.c.
file	onion.c
	Functions to queue create cells, wrap the various onionskin types, and parse and create the CREATE cell and its allies.
file	onion.h [code]
	Header file for onion.c.
file	onion_fast.c
	Functions implement the CREATE_FAST circuit handshake.
file	onion_fast.h [code]
	Header file for onion_fast.c.
file	onion_ntor.c
	Implementation for the ntor handshake.
file	onion_tap.c
	Functions to implement the original Tor circuit extension handshake (a.k.a TAP).
file	onion_tap.h [code]
	Header file for onion_tap.c.
file	or.h [code]
	Master header file for Tor-specific functionality.
file	parsecommon.c
	Common code to parse and validate various type of descriptors.
file	parsecommon.h [code]
	Header file for parsecommon.c.
file	periodic.c
	Generic backend for handling periodic events.
file	policies.c
	Code to parse and use address policies and exit policies.
file	policies.h [code]
	Header file for policies.c.
file	protover.c
	Versioning information for different pieces of the Tor protocol.
file	protover.h [code]
	Headers and type declarations for protover.c.
file	reasons.c
	Convert circuit, stream, and orconn error reasons to and/or from strings and errno values.
file	reasons.h [code]
	Header file for reasons.c.
file	relay.c
	Handle relay cell encryption/decryption, plus packaging and receiving from circuits, plus queuing on circuits.
file	relay.h [code]
	Header file for relay.c.
file	rendcache.c
	Hidden service descriptor cache.
file	rendcache.h [code]
	Header file for rendcache.c.
file	rendclient.c
	Client code to access location-hidden services.
file	rendclient.h [code]
	Header file for rendclient.c.
file	rendcommon.c
	Rendezvous implementation: shared code between introducers, services, clients, and rendezvous points.
file	rendcommon.h [code]
	Header file for rendcommon.c.
file	rendmid.c
	Implement introductions points and rendezvous points.
file	rendmid.h [code]
	Header file for rendmid.c.
file	rendservice.c
	The hidden-service side of rendezvous functionality.
file	rendservice.h [code]
	Header file for rendservice.c.
file	rephist.c
	Basic history and performance-tracking functionality.
file	rephist.h [code]
	Header file for rephist.c.
file	replaycache.c
	Self-scrubbing replay cache for rendservice.c.
file	replaycache.h [code]
	Header file for replaycache.c.
file	router.c
	Miscellaneous relay functionality, including RSA key maintenance, generating and uploading server descriptors, picking an address to advertise, and so on.
file	router.h [code]
	Header file for router.c.
file	routerkeys.c
	Functions and structures to handle generating and maintaining the set of keypairs necessary to be an OR.
file	routerlist.c
	Code to maintain and access the global list of routerinfos for known servers.
file	routerlist.h [code]
	Header file for routerlist.c.
file	routerparse.c
	Code to parse and validate router descriptors, consenus directories, and similar objects.
file	routerparse.h [code]
	Header file for routerparse.c.
file	routerset.c
	Functions and structures to handle set-type selection of routers by name, ID, address, etc.
file	scheduler.c
	Channel scheduling system: decides which channels should send and receive when.
file	scheduler.h [code]
	Header file for scheduler*.c.
file	shared_random_client.c
	This file contains functions that are from the shared random subsystem but used by many part of tor. The full feature is built as part of the dirauth module.
file	shared_random_client.h [code]
	Header file for shared_random_client.c.
file	statefile.c
	Handles parsing and encoding the persistent 'state' file that carries miscellaneous persistent state between Tor invocations.
file	status.c
	Collect status information and log heartbeat messages.
file	tor_api.c
file	tor_api.h [code]
	Public C API for the Tor network service.
file	tor_main.c
	Stub module containing a main() function.
file	torcert.c
	Implementation for ed25519-signed certificates as used in the Tor protocol.
file	transports.c
	Pluggable Transports related code.
file	transports.h [code]
	Headers for transports.c.
file	voting_schedule.c
	This file contains functions that are from the directory authority subsystem related to voting specifically but used by many part of tor. The full feature is built as part of the dirauth module.
file	voting_schedule.h [code]
	Header file for voting_schedule.c.