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Merge commit 'linus/headers'

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This commit is contained in:
Nick Mathewson 2010-07-29 21:54:46 -04:00
commit 4727adf591
76 changed files with 2769 additions and 1791 deletions
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4
Makefile.am
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@ -62,12 +62,12 @@ test: all
./src/test/test
# Avoid strlcpy.c, strlcat.c, aes.c, OpenBSD_malloc_Linux.c, sha256.c,
# eventdns.[hc], tinytest.[ch]
# eventdns.[hc], tinytest*.[ch]
check-spaces:
./contrib/checkSpace.pl -C \
src/common/*.h \
src/common/[^asO]*.c src/common/address.c \
src/or/[^et]*.[ch] src/or/t*.c src/or/eventdns_tor.h \
src/or/[^e]*.[ch] src/or/eventdns_tor.h \
src/test/test*.[ch] src/tools/*.[ch]
check-docs:

4
changes/split_orh Normal file
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@ -0,0 +1,4 @@
o Code simplifications and refactoring:
- Take a first step towards making or.h smaller by splitting out function
definitions for all source files in src/or/. Leave structures and
defines in or.h for now.

1
src/common/compat_libevent.c
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@ -550,3 +550,4 @@ periodic_timer_free(periodic_timer_t *timer)
tor_event_free(timer->ev);
tor_free(timer);
}

8
src/or/Makefile.am
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@ -45,7 +45,13 @@ tor_LDADD = ./libtor.a ../common/libor.a ../common/libor-crypto.a \
../common/libor-event.a \
@TOR_ZLIB_LIBS@ -lm @TOR_LIBEVENT_LIBS@ @TOR_OPENSSL_LIBS@ @TOR_LIB_WS32@ @TOR_LIB_GDI@
noinst_HEADERS = or.h eventdns.h eventdns_tor.h micro-revision.i
noinst_HEADERS = buffers.h circuitbuild.h circuitlist.h circuituse.h \
command.h config.h connection_edge.h connection.h connection_or.h \
control.h cpuworker.h directory.h dirserv.h dirvote.h dns.h \
dnsserv.h geoip.h hibernate.h main.h microdesc.h networkstatus.h \
ntmain.h onion.h policies.h reasons.h relay.h rendclient.h \
rendcommon.h rendmid.h rendservice.h rephist.h router.h routerlist.h \
routerparse.h or.h eventdns.h eventdns_tor.h micro-revision.i
config_codedigest.o: or_sha1.i

6
src/or/buffers.c
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@ -12,6 +12,12 @@
**/
#define BUFFERS_PRIVATE
#include "or.h"
#include "buffers.h"
#include "config.h"
#include "connection_edge.h"
#include "connection_or.h"
#include "control.h"
#include "reasons.h"
#include "../common/util.h"
#include "../common/torlog.h"
#ifdef HAVE_UNISTD_H

59
src/or/buffers.h Normal file
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@ -0,0 +1,59 @@
/* Copyright (c) 2001 Matej Pfajfar.
* Copyright (c) 2001-2004, Roger Dingledine.
* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
* Copyright (c) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file buffers.h
* \brief Header file for buffers.c.
**/
#ifndef _TOR_BUFFERS_H
#define _TOR_BUFFERS_H
buf_t *buf_new(void);
buf_t *buf_new_with_capacity(size_t size);
void buf_free(buf_t *buf);
void buf_clear(buf_t *buf);
void buf_shrink(buf_t *buf);
void buf_shrink_freelists(int free_all);
void buf_dump_freelist_sizes(int severity);
size_t buf_datalen(const buf_t *buf);
size_t buf_allocation(const buf_t *buf);
size_t buf_slack(const buf_t *buf);
const char *_buf_peek_raw_buffer(const buf_t *buf);
int read_to_buf(int s, size_t at_most, buf_t *buf, int *reached_eof,
int *socket_error);
int read_to_buf_tls(tor_tls_t *tls, size_t at_most, buf_t *buf);
int flush_buf(int s, buf_t *buf, size_t sz, size_t *buf_flushlen);
int flush_buf_tls(tor_tls_t *tls, buf_t *buf, size_t sz, size_t *buf_flushlen);
int write_to_buf(const char *string, size_t string_len, buf_t *buf);
int write_to_buf_zlib(buf_t *buf, tor_zlib_state_t *state,
const char *data, size_t data_len, int done);
int move_buf_to_buf(buf_t *buf_out, buf_t *buf_in, size_t *buf_flushlen);
int fetch_from_buf(char *string, size_t string_len, buf_t *buf);
int fetch_var_cell_from_buf(buf_t *buf, var_cell_t **out, int linkproto);
int fetch_from_buf_http(buf_t *buf,
char **headers_out, size_t max_headerlen,
char **body_out, size_t *body_used, size_t max_bodylen,
int force_complete);
int fetch_from_buf_socks(buf_t *buf, socks_request_t *req,
int log_sockstype, int safe_socks);
int fetch_from_buf_socks_client(buf_t *buf, int state, char **reason);
int fetch_from_buf_line(buf_t *buf, char *data_out, size_t *data_len);
int peek_buf_has_control0_command(buf_t *buf);
void assert_buf_ok(buf_t *buf);
#ifdef BUFFERS_PRIVATE
int buf_find_string_offset(const buf_t *buf, const char *s, size_t n);
#endif
#endif

18
src/or/circuitbuild.c
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@ -12,6 +12,24 @@
#define CIRCUIT_PRIVATE
#include "or.h"
#include "circuitbuild.h"
#include "circuitlist.h"
#include "circuituse.h"
#include "config.h"
#include "connection.h"
#include "connection_edge.h"
#include "connection_or.h"
#include "control.h"
#include "directory.h"
#include "main.h"
#include "networkstatus.h"
#include "onion.h"
#include "policies.h"
#include "relay.h"
#include "rephist.h"
#include "router.h"
#include "routerlist.h"
#include "routerparse.h"
#include "crypto.h"
#undef log
#include <math.h>

125
src/or/circuitbuild.h Normal file
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@ -0,0 +1,125 @@
/* Copyright (c) 2001 Matej Pfajfar.
* Copyright (c) 2001-2004, Roger Dingledine.
* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
* Copyright (c) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file circuitbuild.h
* \brief Header file for circuitbuild.c.
**/
#ifndef _TOR_CIRCUITBUILD_H
#define _TOR_CIRCUITBUILD_H
char *circuit_list_path(origin_circuit_t *circ, int verbose);
char *circuit_list_path_for_controller(origin_circuit_t *circ);
void circuit_log_path(int severity, unsigned int domain,
origin_circuit_t *circ);
void circuit_rep_hist_note_result(origin_circuit_t *circ);
origin_circuit_t *origin_circuit_init(uint8_t purpose, int flags);
origin_circuit_t *circuit_establish_circuit(uint8_t purpose,
extend_info_t *exit,
int flags);
int circuit_handle_first_hop(origin_circuit_t *circ);
void circuit_n_conn_done(or_connection_t *or_conn, int status);
int inform_testing_reachability(void);
int circuit_send_next_onion_skin(origin_circuit_t *circ);
void circuit_note_clock_jumped(int seconds_elapsed);
int circuit_extend(cell_t *cell, circuit_t *circ);
int circuit_init_cpath_crypto(crypt_path_t *cpath, const char *key_data,
int reverse);
int circuit_finish_handshake(origin_circuit_t *circ, uint8_t cell_type,
const char *reply);
int circuit_truncated(origin_circuit_t *circ, crypt_path_t *layer);
int onionskin_answer(or_circuit_t *circ, uint8_t cell_type,
const char *payload, const char *keys);
int circuit_all_predicted_ports_handled(time_t now, int *need_uptime,
int *need_capacity);
int circuit_append_new_exit(origin_circuit_t *circ, extend_info_t *info);
int circuit_extend_to_new_exit(origin_circuit_t *circ, extend_info_t *info);
void onion_append_to_cpath(crypt_path_t **head_ptr, crypt_path_t *new_hop);
extend_info_t *extend_info_alloc(const char *nickname, const char *digest,
crypto_pk_env_t *onion_key,
const tor_addr_t *addr, uint16_t port);
extend_info_t *extend_info_from_router(routerinfo_t *r);
extend_info_t *extend_info_dup(extend_info_t *info);
void extend_info_free(extend_info_t *info);
routerinfo_t *build_state_get_exit_router(cpath_build_state_t *state);
const char *build_state_get_exit_nickname(cpath_build_state_t *state);
void entry_guards_compute_status(void);
int entry_guard_register_connect_status(const char *digest, int succeeded,
int mark_relay_status, time_t now);
void entry_nodes_should_be_added(void);
int entry_list_is_constrained(or_options_t *options);
routerinfo_t *choose_random_entry(cpath_build_state_t *state);
int entry_guards_parse_state(or_state_t *state, int set, char **msg);
void entry_guards_update_state(or_state_t *state);
int getinfo_helper_entry_guards(control_connection_t *conn,
const char *question, char **answer,
const char **errmsg);
void clear_bridge_list(void);
int routerinfo_is_a_configured_bridge(routerinfo_t *ri);
void
learned_router_identity(tor_addr_t *addr, uint16_t port, const char *digest);
void bridge_add_from_config(const tor_addr_t *addr, uint16_t port,
char *digest);
void retry_bridge_descriptor_fetch_directly(const char *digest);
void fetch_bridge_descriptors(time_t now);
void learned_bridge_descriptor(routerinfo_t *ri, int from_cache);
int any_bridge_descriptors_known(void);
int any_pending_bridge_descriptor_fetches(void);
int bridges_known_but_down(void);
void bridges_retry_all(void);
void entry_guards_free_all(void);
extern circuit_build_times_t circ_times;
void circuit_build_times_update_state(circuit_build_times_t *cbt,
or_state_t *state);
int circuit_build_times_parse_state(circuit_build_times_t *cbt,
or_state_t *state, char **msg);
void circuit_build_times_count_timeout(circuit_build_times_t *cbt,
int did_onehop);
int circuit_build_times_count_close(circuit_build_times_t *cbt,
int did_onehop, time_t start_time);
void circuit_build_times_set_timeout(circuit_build_times_t *cbt);
int circuit_build_times_add_time(circuit_build_times_t *cbt,
build_time_t time);
int circuit_build_times_needs_circuits(circuit_build_times_t *cbt);
int circuit_build_times_needs_circuits_now(circuit_build_times_t *cbt);
void circuit_build_times_init(circuit_build_times_t *cbt);
void circuit_build_times_new_consensus_params(circuit_build_times_t *cbt,
networkstatus_t *ns);
double circuit_build_times_timeout_rate(const circuit_build_times_t *cbt);
double circuit_build_times_close_rate(const circuit_build_times_t *cbt);
#ifdef CIRCUIT_PRIVATE
double circuit_build_times_calculate_timeout(circuit_build_times_t *cbt,
double quantile);
build_time_t circuit_build_times_generate_sample(circuit_build_times_t *cbt,
double q_lo, double q_hi);
void circuit_build_times_initial_alpha(circuit_build_times_t *cbt,
double quantile, double time_ms);
int circuit_build_times_update_alpha(circuit_build_times_t *cbt);
double circuit_build_times_cdf(circuit_build_times_t *cbt, double x);
void circuit_build_times_add_timeout_worker(circuit_build_times_t *cbt,
double quantile_cutoff);
void circuitbuild_running_unit_tests(void);
void circuit_build_times_reset(circuit_build_times_t *cbt);
/* Network liveness functions */
int circuit_build_times_network_check_changed(circuit_build_times_t *cbt);
#endif
/* Network liveness functions */
void circuit_build_times_network_is_live(circuit_build_times_t *cbt);
int circuit_build_times_network_check_live(circuit_build_times_t *cbt);
void circuit_build_times_network_circ_success(circuit_build_times_t *cbt);
#endif

15
src/or/circuitlist.c
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@ -10,6 +10,21 @@
**/
#include "or.h"
#include "circuitbuild.h"
#include "circuitlist.h"
#include "circuituse.h"
#include "connection.h"
#include "config.h"
#include "connection_edge.h"
#include "connection_or.h"
#include "control.h"
#include "networkstatus.h"
#include "onion.h"
#include "relay.h"
#include "rendclient.h"
#include "rendcommon.h"
#include "rephist.h"
#include "routerlist.h"
#include "ht.h"
/********* START VARIABLES **********/

60
src/or/circuitlist.h Normal file
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@ -0,0 +1,60 @@
/* Copyright (c) 2001 Matej Pfajfar.
* Copyright (c) 2001-2004, Roger Dingledine.
* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
* Copyright (c) 2007-2010, 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);
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_by_rend_query_and_purpose(const char *rend_query,
uint8_t purpose);
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

14
src/or/circuituse.c
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@ -10,6 +10,20 @@
**/
#include "or.h"
#include "circuitbuild.h"
#include "circuitlist.h"
#include "circuituse.h"
#include "config.h"
#include "connection.h"
#include "connection_edge.h"
#include "control.h"
#include "policies.h"
#include "rendclient.h"
#include "rendcommon.h"
#include "rendservice.h"
#include "rephist.h"
#include "router.h"
#include "routerlist.h"
/********* START VARIABLES **********/

53
src/or/circuituse.h Normal file
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@ -0,0 +1,53 @@
/* Copyright (c) 2001 Matej Pfajfar.
* Copyright (c) 2001-2004, Roger Dingledine.
* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
* Copyright (c) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file circuituse.h
* \brief Header file for circuituse.c.
**/
#ifndef _TOR_CIRCUITUSE_H
#define _TOR_CIRCUITUSE_H
void circuit_expire_building(time_t now);
void circuit_remove_handled_ports(smartlist_t *needed_ports);
int circuit_stream_is_being_handled(edge_connection_t *conn, uint16_t port,
int min);
int circuit_conforms_to_options(const origin_circuit_t *circ,
const or_options_t *options);
void circuit_build_needed_circs(time_t now);
void circuit_detach_stream(circuit_t *circ, edge_connection_t *conn);
void circuit_expire_old_circuits_serverside(time_t now);
void reset_bandwidth_test(void);
int circuit_enough_testing_circs(void);
void circuit_has_opened(origin_circuit_t *circ);
void circuit_build_failed(origin_circuit_t *circ);
/** Flag to set when a circuit should have only a single hop. */
#define CIRCLAUNCH_ONEHOP_TUNNEL (1<<0)
/** Flag to set when a circuit needs to be built of high-uptime nodes */
#define CIRCLAUNCH_NEED_UPTIME (1<<1)
/** Flag to set when a circuit needs to be built of high-capacity nodes */
#define CIRCLAUNCH_NEED_CAPACITY (1<<2)
/** Flag to set when the last hop of a circuit doesn't need to be an
* exit node. */
#define CIRCLAUNCH_IS_INTERNAL (1<<3)
origin_circuit_t *circuit_launch_by_extend_info(uint8_t purpose,
extend_info_t *info,
int flags);
origin_circuit_t *circuit_launch_by_router(uint8_t purpose,
routerinfo_t *exit, int flags);
void circuit_reset_failure_count(int timeout);
int connection_ap_handshake_attach_chosen_circuit(edge_connection_t *conn,
origin_circuit_t *circ,
crypt_path_t *cpath);
int connection_ap_handshake_attach_circuit(edge_connection_t *conn);
#endif

13
src/or/command.c
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@ -16,6 +16,19 @@
*/
#include "or.h"
#include "circuitbuild.h"
#include "circuitlist.h"
#include "command.h"
#include "connection.h"
#include "connection_or.h"
#include "config.h"
#include "control.h"
#include "cpuworker.h"
#include "hibernate.h"
#include "onion.h"
#include "relay.h"
#include "router.h"
#include "routerlist.h"
/** How many CELL_PADDING cells have we received, ever? */
uint64_t stats_n_padding_cells_processed = 0;

25
src/or/command.h Normal file
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@ -0,0 +1,25 @@
/* Copyright (c) 2001 Matej Pfajfar.
* Copyright (c) 2001-2004, Roger Dingledine.
* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
* Copyright (c) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file command.h
* \brief Header file for command.c.
**/
#ifndef _TOR_COMMAND_H
#define _TOR_COMMAND_H
void command_process_cell(cell_t *cell, or_connection_t *conn);
void command_process_var_cell(var_cell_t *cell, or_connection_t *conn);
extern uint64_t stats_n_padding_cells_processed;
extern uint64_t stats_n_create_cells_processed;
extern uint64_t stats_n_created_cells_processed;
extern uint64_t stats_n_relay_cells_processed;
extern uint64_t stats_n_destroy_cells_processed;
#endif

21
src/or/config.c
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@ -12,6 +12,27 @@
#define CONFIG_PRIVATE
#include "or.h"
#include "circuitbuild.h"
#include "circuitlist.h"
#include "config.h"
#include "connection.h"
#include "connection_edge.h"
#include "control.h"
#include "cpuworker.h"
#include "dirserv.h"
#include "dirvote.h"
#include "dns.h"
#include "geoip.h"
#include "hibernate.h"
#include "main.h"
#include "networkstatus.h"
#include "policies.h"
#include "relay.h"
#include "rendclient.h"
#include "rendservice.h"
#include "rephist.h"
#include "router.h"
#include "routerlist.h"
#ifdef MS_WINDOWS
#include <shlobj.h>
#endif

78
src/or/config.h Normal file
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@ -0,0 +1,78 @@
/* Copyright (c) 2001 Matej Pfajfar.
* Copyright (c) 2001-2004, Roger Dingledine.
* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
* Copyright (c) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file config.h
* \brief Header file for config.c.
**/
#ifndef _TOR_CONFIG_H
#define _TOR_CONFIG_H
const char *get_dirportfrontpage(void);
or_options_t *get_options(void);
int set_options(or_options_t *new_val, char **msg);
void config_free_all(void);
const char *safe_str_client(const char *address);
const char *safe_str(const char *address);
const char *escaped_safe_str_client(const char *address);
const char *escaped_safe_str(const char *address);
const char *get_version(void);
int config_get_lines(const char *string, config_line_t **result);
void config_free_lines(config_line_t *front);
setopt_err_t options_trial_assign(config_line_t *list, int use_defaults,
int clear_first, char **msg);
int resolve_my_address(int warn_severity, or_options_t *options,
uint32_t *addr, char **hostname_out);
int is_local_addr(const tor_addr_t *addr) ATTR_PURE;
void options_init(or_options_t *options);
char *options_dump(or_options_t *options, int minimal);
int options_init_from_torrc(int argc, char **argv);
setopt_err_t options_init_from_string(const char *cf,
int command, const char *command_arg, char **msg);
int option_is_recognized(const char *key);
const char *option_get_canonical_name(const char *key);
config_line_t *option_get_assignment(or_options_t *options,
const char *key);
int options_save_current(void);
const char *get_torrc_fname(void);
char *options_get_datadir_fname2_suffix(or_options_t *options,
const char *sub1, const char *sub2,
const char *suffix);
#define get_datadir_fname2_suffix(sub1, sub2, suffix) \
options_get_datadir_fname2_suffix(get_options(), (sub1), (sub2), (suffix))
/** Return a newly allocated string containing datadir/sub1. See
* get_datadir_fname2_suffix. */
#define get_datadir_fname(sub1) get_datadir_fname2_suffix((sub1), NULL, NULL)
/** Return a newly allocated string containing datadir/sub1/sub2. See
* get_datadir_fname2_suffix. */
#define get_datadir_fname2(sub1,sub2) \
get_datadir_fname2_suffix((sub1), (sub2), NULL)
/** Return a newly allocated string containing datadir/sub1suffix. See
* get_datadir_fname2_suffix. */
#define get_datadir_fname_suffix(sub1, suffix) \
get_datadir_fname2_suffix((sub1), NULL, (suffix))
or_state_t *get_or_state(void);
int or_state_save(time_t now);
int options_need_geoip_info(or_options_t *options, const char **reason_out);
int getinfo_helper_config(control_connection_t *conn,
const char *question, char **answer,
const char **errmsg);
const char *tor_get_digests(void);
uint32_t get_effective_bwrate(or_options_t *options);
uint32_t get_effective_bwburst(or_options_t *options);
#ifdef CONFIG_PRIVATE
/* Used only by config.c and test.c */
or_options_t *options_new(void);
#endif
#endif

24
src/or/connection.c
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@ -11,6 +11,30 @@
**/
#include "or.h"
#include "buffers.h"
#include "circuitbuild.h"
#include "circuitlist.h"
#include "circuituse.h"
#include "config.h"
#include "connection.h"
#include "connection_edge.h"
#include "connection_or.h"
#include "control.h"
#include "cpuworker.h"
#include "directory.h"
#include "dirserv.h"
#include "dns.h"
#include "dnsserv.h"
#include "geoip.h"
#include "main.h"
#include "policies.h"
#include "reasons.h"
#include "relay.h"
#include "rendclient.h"
#include "rendcommon.h"
#include "rephist.h"
#include "router.h"
#include "routerparse.h"
static connection_t *connection_create_listener(
struct sockaddr *listensockaddr,

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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) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file connection.h
* \brief Header file for connection.c.
**/
#ifndef _TOR_CONNECTION_H
#define _TOR_CONNECTION_H
const char *conn_type_to_string(int type);
const char *conn_state_to_string(int type, int state);
dir_connection_t *dir_connection_new(int socket_family);
or_connection_t *or_connection_new(int socket_family);
edge_connection_t *edge_connection_new(int type, int socket_family);
control_connection_t *control_connection_new(int socket_family);
connection_t *connection_new(int type, int socket_family);
void connection_link_connections(connection_t *conn_a, connection_t *conn_b);
void connection_free(connection_t *conn);
void connection_free_all(void);
void connection_about_to_close_connection(connection_t *conn);
void connection_close_immediate(connection_t *conn);
void _connection_mark_for_close(connection_t *conn,int line, const char *file);
#define connection_mark_for_close(c) \
_connection_mark_for_close((c), __LINE__, _SHORT_FILE_)
void connection_expire_held_open(void);
int connection_connect(connection_t *conn, const char *address,
const tor_addr_t *addr,
uint16_t port, int *socket_error);
int connection_proxy_connect(connection_t *conn, int type);
int connection_read_proxy_handshake(connection_t *conn);
int retry_all_listeners(smartlist_t *replaced_conns,
smartlist_t *new_conns);
ssize_t connection_bucket_write_limit(connection_t *conn, time_t now);
int global_write_bucket_low(connection_t *conn, size_t attempt, int priority);
void connection_bucket_init(void);
void connection_bucket_refill(int seconds_elapsed, time_t now);
int connection_handle_read(connection_t *conn);
int connection_fetch_from_buf(char *string, size_t len, connection_t *conn);
int connection_wants_to_flush(connection_t *conn);
int connection_outbuf_too_full(connection_t *conn);
int connection_handle_write(connection_t *conn, int force);
void _connection_write_to_buf_impl(const char *string, size_t len,
connection_t *conn, int zlib);
static void connection_write_to_buf(const char *string, size_t len,
connection_t *conn);
static void connection_write_to_buf_zlib(const char *string, size_t len,
dir_connection_t *conn, int done);
static INLINE void
connection_write_to_buf(const char *string, size_t len, connection_t *conn)
{
_connection_write_to_buf_impl(string, len, conn, 0);
}
static INLINE void
connection_write_to_buf_zlib(const char *string, size_t len,
dir_connection_t *conn, int done)
{
_connection_write_to_buf_impl(string, len, TO_CONN(conn), done ? -1 : 1);
}
connection_t *connection_get_by_global_id(uint64_t id);
connection_t *connection_get_by_type(int type);
connection_t *connection_get_by_type_purpose(int type, int purpose);
connection_t *connection_get_by_type_addr_port_purpose(int type,
const tor_addr_t *addr,
uint16_t port, int purpose);
connection_t *connection_get_by_type_state(int type, int state);
connection_t *connection_get_by_type_state_rendquery(int type, int state,
const char *rendquery);
#define connection_speaks_cells(conn) ((conn)->type == CONN_TYPE_OR)
int connection_is_listener(connection_t *conn);
int connection_state_is_open(connection_t *conn);
int connection_state_is_connecting(connection_t *conn);
char *alloc_http_authenticator(const char *authenticator);
void assert_connection_ok(connection_t *conn, time_t now);
int connection_or_nonopen_was_started_here(or_connection_t *conn);
void connection_dump_buffer_mem_stats(int severity);
void remove_file_if_very_old(const char *fname, time_t now);
#endif

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src/or/connection_edge.c
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**/
#include "or.h"
#include "buffers.h"
#include "circuitlist.h"
#include "circuituse.h"
#include "config.h"
#include "connection.h"
#include "connection_edge.h"
#include "connection_or.h"
#include "control.h"
#include "dns.h"
#include "dnsserv.h"
#include "dirserv.h"
#include "hibernate.h"
#include "main.h"
#include "policies.h"
#include "reasons.h"
#include "relay.h"
#include "rendclient.h"
#include "rendcommon.h"
#include "rendservice.h"
#include "rephist.h"
#include "router.h"
#include "routerlist.h"
#ifdef HAVE_LINUX_TYPES_H
#include <linux/types.h>

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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) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file connection_edge.h
* \brief Header file for connection_edge.c.
**/
#ifndef _TOR_CONNECTION_EDGE_H
#define _TOR_CONNECTION_EDGE_H
#define connection_mark_unattached_ap(conn, endreason) \
_connection_mark_unattached_ap((conn), (endreason), __LINE__, _SHORT_FILE_)
void _connection_mark_unattached_ap(edge_connection_t *conn, int endreason,
int line, const char *file);
int connection_edge_reached_eof(edge_connection_t *conn);
int connection_edge_process_inbuf(edge_connection_t *conn,
int package_partial);
int connection_edge_destroy(circid_t circ_id, edge_connection_t *conn);
int connection_edge_end(edge_connection_t *conn, uint8_t reason);
int connection_edge_end_errno(edge_connection_t *conn);
int connection_edge_finished_flushing(edge_connection_t *conn);
int connection_edge_finished_connecting(edge_connection_t *conn);
int connection_ap_handshake_send_begin(edge_connection_t *ap_conn);
int connection_ap_handshake_send_resolve(edge_connection_t *ap_conn);
edge_connection_t *connection_ap_make_link(char *address, uint16_t port,
const char *digest,
int use_begindir, int want_onehop);
void connection_ap_handshake_socks_reply(edge_connection_t *conn, char *reply,
size_t replylen,
int endreason);
void connection_ap_handshake_socks_resolved(edge_connection_t *conn,
int answer_type,
size_t answer_len,
const char *answer,
int ttl,
time_t expires);
int connection_exit_begin_conn(cell_t *cell, circuit_t *circ);
int connection_exit_begin_resolve(cell_t *cell, or_circuit_t *circ);
void connection_exit_connect(edge_connection_t *conn);
int connection_edge_is_rendezvous_stream(edge_connection_t *conn);
int connection_ap_can_use_exit(edge_connection_t *conn, routerinfo_t *exit,
int excluded_means_no);
void connection_ap_expire_beginning(void);
void connection_ap_attach_pending(void);
void connection_ap_fail_onehop(const char *failed_digest,
cpath_build_state_t *build_state);
void circuit_discard_optional_exit_enclaves(extend_info_t *info);
int connection_ap_detach_retriable(edge_connection_t *conn,
origin_circuit_t *circ,
int reason);
int connection_ap_process_transparent(edge_connection_t *conn);
int address_is_invalid_destination(const char *address, int client);
void addressmap_init(void);
void addressmap_clean(time_t now);
void addressmap_clear_configured(void);
void addressmap_clear_transient(void);
void addressmap_free_all(void);
int addressmap_rewrite(char *address, size_t maxlen, time_t *expires_out);
int addressmap_have_mapping(const char *address, int update_timeout);
void addressmap_register(const char *address, char *new_address,
time_t expires, addressmap_entry_source_t source);
int parse_virtual_addr_network(const char *val, int validate_only,
char **msg);
int client_dns_incr_failures(const char *address);
void client_dns_clear_failures(const char *address);
void client_dns_set_addressmap(const char *address, uint32_t val,
const char *exitname, int ttl);
const char *addressmap_register_virtual_address(int type, char *new_address);
void addressmap_get_mappings(smartlist_t *sl, time_t min_expires,
time_t max_expires, int want_expiry);
int connection_ap_handshake_rewrite_and_attach(edge_connection_t *conn,
origin_circuit_t *circ,
crypt_path_t *cpath);
int hostname_is_noconnect_address(const char *address);
/** Possible return values for parse_extended_hostname. */
typedef enum hostname_type_t {
NORMAL_HOSTNAME, ONION_HOSTNAME, EXIT_HOSTNAME, BAD_HOSTNAME
} hostname_type_t;
hostname_type_t parse_extended_hostname(char *address, int allowdotexit);
#if defined(HAVE_NET_IF_H) && defined(HAVE_NET_PFVAR_H)
int get_pf_socket(void);
#endif
#endif

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src/or/connection_or.c
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@ -11,6 +11,22 @@
**/
#include "or.h"
#include "buffers.h"
#include "circuitbuild.h"
#include "command.h"
#include "config.h"
#include "connection.h"
#include "connection_or.h"
#include "control.h"
#include "dirserv.h"
#include "geoip.h"
#include "main.h"
#include "networkstatus.h"
#include "reasons.h"
#include "relay.h"
#include "rephist.h"
#include "router.h"
#include "routerlist.h"
static int connection_tls_finish_handshake(or_connection_t *conn);
static int connection_or_process_cells_from_inbuf(or_connection_t *conn);

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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) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file connection_or.h
* \brief Header file for connection_or.c.
**/
#ifndef _TOR_CONNECTION_OR_H
#define _TOR_CONNECTION_OR_H
void connection_or_remove_from_identity_map(or_connection_t *conn);
void connection_or_clear_identity_map(void);
or_connection_t *connection_or_get_for_extend(const char *digest,
const tor_addr_t *target_addr,
const char **msg_out,
int *launch_out);
void connection_or_set_bad_connections(void);
int connection_or_reached_eof(or_connection_t *conn);
int connection_or_process_inbuf(or_connection_t *conn);
int connection_or_flushed_some(or_connection_t *conn);
int connection_or_finished_flushing(or_connection_t *conn);
int connection_or_finished_connecting(or_connection_t *conn);
int connection_or_digest_is_known_relay(const char *id_digest);
void connection_or_connect_failed(or_connection_t *conn,
int reason, const char *msg);
or_connection_t *connection_or_connect(const tor_addr_t *addr, uint16_t port,
const char *id_digest);
int connection_tls_start_handshake(or_connection_t *conn, int receiving);
int connection_tls_continue_handshake(or_connection_t *conn);
void or_handshake_state_free(or_handshake_state_t *state);
int connection_or_set_state_open(or_connection_t *conn);
void connection_or_write_cell_to_buf(const cell_t *cell,
or_connection_t *conn);
void connection_or_write_var_cell_to_buf(const var_cell_t *cell,
or_connection_t *conn);
int connection_or_send_destroy(circid_t circ_id, or_connection_t *conn,
int reason);
int connection_or_send_netinfo(or_connection_t *conn);
int connection_or_send_cert(or_connection_t *conn);
int connection_or_send_link_auth(or_connection_t *conn);
int connection_or_compute_link_auth_hmac(or_connection_t *conn,
char *hmac_out);
int is_or_protocol_version_known(uint16_t version);
void cell_pack(packed_cell_t *dest, const cell_t *src);
void var_cell_pack_header(const var_cell_t *cell, char *hdr_out);
var_cell_t *var_cell_new(uint16_t payload_len);
void var_cell_free(var_cell_t *cell);
#endif

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@ -11,6 +11,26 @@
#define CONTROL_PRIVATE
#include "or.h"
#include "buffers.h"
#include "circuitbuild.h"
#include "circuitlist.h"
#include "circuituse.h"
#include "config.h"
#include "connection.h"
#include "connection_edge.h"
#include "control.h"
#include "directory.h"
#include "dirserv.h"
#include "dnsserv.h"
#include "geoip.h"
#include "hibernate.h"
#include "main.h"
#include "networkstatus.h"
#include "policies.h"
#include "reasons.h"
#include "router.h"
#include "routerlist.h"
#include "routerparse.h"
/** Yield true iff <b>s</b> is the state of a control_connection_t that has
* finished authentication and is accepting commands. */

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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) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file control.h
* \brief Header file for control.c.
**/
#ifndef _TOR_CONTROL_H
#define _TOR_CONTROL_H
void control_update_global_event_mask(void);
void control_adjust_event_log_severity(void);
/** Log information about the connection <b>conn</b>, protecting it as with
* CONN_LOG_PROTECT. Example:
*
* LOG_FN_CONN(conn, (LOG_DEBUG, "Socket %d wants to write", conn->s));
**/
#define LOG_FN_CONN(conn, args) \
CONN_LOG_PROTECT(conn, log_fn args)
int connection_control_finished_flushing(control_connection_t *conn);
int connection_control_reached_eof(control_connection_t *conn);
int connection_control_process_inbuf(control_connection_t *conn);
#define EVENT_AUTHDIR_NEWDESCS 0x000D
#define EVENT_NS 0x000F
int control_event_is_interesting(int event);
int control_event_circuit_status(origin_circuit_t *circ,
circuit_status_event_t e, int reason);
int control_event_stream_status(edge_connection_t *conn,
stream_status_event_t e,
int reason);
int control_event_or_conn_status(or_connection_t *conn,
or_conn_status_event_t e, int reason);
int control_event_bandwidth_used(uint32_t n_read, uint32_t n_written);
int control_event_stream_bandwidth(edge_connection_t *edge_conn);
int control_event_stream_bandwidth_used(void);
void control_event_logmsg(int severity, unsigned int domain, const char *msg);
int control_event_descriptors_changed(smartlist_t *routers);
int control_event_address_mapped(const char *from, const char *to,
time_t expires, const char *error);
int control_event_or_authdir_new_descriptor(const char *action,
const char *desc,
size_t desclen,
const char *msg);
int control_event_my_descriptor_changed(void);
int control_event_networkstatus_changed(smartlist_t *statuses);
int control_event_newconsensus(const networkstatus_t *consensus);
int control_event_networkstatus_changed_single(routerstatus_t *rs);
int control_event_general_status(int severity, const char *format, ...)
CHECK_PRINTF(2,3);
int control_event_client_status(int severity, const char *format, ...)
CHECK_PRINTF(2,3);
int control_event_server_status(int severity, const char *format, ...)
CHECK_PRINTF(2,3);
int control_event_guard(const char *nickname, const char *digest,
const char *status);
int control_event_buildtimeout_set(const circuit_build_times_t *cbt,
buildtimeout_set_event_t type);
int init_cookie_authentication(int enabled);
smartlist_t *decode_hashed_passwords(config_line_t *passwords);
void disable_control_logging(void);
void enable_control_logging(void);
void control_event_bootstrap(bootstrap_status_t status, int progress);
void control_event_bootstrap_problem(const char *warn, int reason);
void control_event_clients_seen(const char *controller_str);
#ifdef CONTROL_PRIVATE
/* Used only by control.c and test.c */
size_t write_escaped_data(const char *data, size_t len, char **out);
size_t read_escaped_data(const char *data, size_t len, char **out);
#endif
#endif

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src/or/cpuworker.c
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@ -13,6 +13,15 @@
**/
#include "or.h"
#include "buffers.h"
#include "circuitbuild.h"
#include "circuitlist.h"
#include "config.h"
#include "connection.h"
#include "cpuworker.h"
#include "main.h"
#include "onion.h"
#include "router.h"
/** The maximum number of cpuworker processes we will keep around. */
#define MAX_CPUWORKERS 16

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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) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file cpuworker.h
* \brief Header file for cpuworker.c.
**/
#ifndef _TOR_CPUWORKER_H
#define _TOR_CPUWORKER_H
void cpu_init(void);
void cpuworkers_rotate(void);
int connection_cpu_finished_flushing(connection_t *conn);
int connection_cpu_reached_eof(connection_t *conn);
int connection_cpu_process_inbuf(connection_t *conn);
int assign_onionskin_to_cpuworker(connection_t *cpuworker,
or_circuit_t *circ,
char *onionskin);
#endif

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src/or/directory.c
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@ -4,6 +4,26 @@
/* See LICENSE for licensing information */
#include "or.h"
#include "buffers.h"
#include "circuitbuild.h"
#include "config.h"
#include "connection.h"
#include "connection_edge.h"
#include "control.h"
#include "directory.h"
#include "dirserv.h"
#include "dirvote.h"
#include "geoip.h"
#include "main.h"
#include "networkstatus.h"
#include "policies.h"
#include "rendclient.h"
#include "rendcommon.h"
#include "rephist.h"
#include "router.h"
#include "routerlist.h"
#include "routerparse.h"
#if defined(EXPORTMALLINFO) && defined(HAVE_MALLOC_H) && defined(HAVE_MALLINFO)
#ifndef OPENBSD
#include <malloc.h>

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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) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file directory.h
* \brief Header file for directory.c.
**/
#ifndef _TOR_DIRECTORY_H
#define _TOR_DIRECTORY_H
int directories_have_accepted_server_descriptor(void);
char *authority_type_to_string(authority_type_t auth);
void directory_post_to_dirservers(uint8_t dir_purpose, uint8_t router_purpose,
authority_type_t type, const char *payload,
size_t payload_len, size_t extrainfo_len);
void directory_get_from_dirserver(uint8_t dir_purpose, uint8_t router_purpose,
const char *resource,
int pds_flags);
void directory_get_from_all_authorities(uint8_t dir_purpose,
uint8_t router_purpose,
const char *resource);
void directory_initiate_command_routerstatus(routerstatus_t *status,
uint8_t dir_purpose,
uint8_t router_purpose,
int anonymized_connection,
const char *resource,
const char *payload,
size_t payload_len,
time_t if_modified_since);
void directory_initiate_command_routerstatus_rend(routerstatus_t *status,
uint8_t dir_purpose,
uint8_t router_purpose,
int anonymized_connection,
const char *resource,
const char *payload,
size_t payload_len,
time_t if_modified_since,
const rend_data_t *rend_query);
int parse_http_response(const char *headers, int *code, time_t *date,
compress_method_t *compression, char **response);
int connection_dir_is_encrypted(dir_connection_t *conn);
int connection_dir_reached_eof(dir_connection_t *conn);
int connection_dir_process_inbuf(dir_connection_t *conn);
int connection_dir_finished_flushing(dir_connection_t *conn);
int connection_dir_finished_connecting(dir_connection_t *conn);
void connection_dir_request_failed(dir_connection_t *conn);
void directory_initiate_command(const char *address, const tor_addr_t *addr,
uint16_t or_port, uint16_t dir_port,
int supports_conditional_consensus,
int supports_begindir, const char *digest,
uint8_t dir_purpose, uint8_t router_purpose,
int anonymized_connection,
const char *resource,
const char *payload, size_t payload_len,
time_t if_modified_since);
#define DSR_HEX (1<<0)
#define DSR_BASE64 (1<<1)
#define DSR_DIGEST256 (1<<2)
#define DSR_SORT_UNIQ (1<<3)
int dir_split_resource_into_fingerprints(const char *resource,
smartlist_t *fp_out, int *compressed_out,
int flags);
int dir_split_resource_into_fingerprint_pairs(const char *res,
smartlist_t *pairs_out);
char *directory_dump_request_log(void);
void note_request(const char *key, size_t bytes);
int router_supports_extrainfo(const char *identity_digest, int is_authority);
time_t download_status_increment_failure(download_status_t *dls,
int status_code, const char *item,
int server, time_t now);
/** Increment the failure count of the download_status_t <b>dls</b>, with
* the optional status code <b>sc</b>. */
#define download_status_failed(dls, sc) \
download_status_increment_failure((dls), (sc), NULL, \
get_options()->DirPort, time(NULL))
void download_status_reset(download_status_t *dls);
static int download_status_is_ready(download_status_t *dls, time_t now,
int max_failures);
/** Return true iff, as of <b>now</b>, the resource tracked by <b>dls</b> is
* ready to get its download reattempted. */
static INLINE int
download_status_is_ready(download_status_t *dls, time_t now,
int max_failures)
{
return (dls->n_download_failures <= max_failures
&& dls->next_attempt_at <= now);
}
static void download_status_mark_impossible(download_status_t *dl);
/** Mark <b>dl</b> as never downloadable. */
static INLINE void
download_status_mark_impossible(download_status_t *dl)
{
dl->n_download_failures = IMPOSSIBLE_TO_DOWNLOAD;
}
#endif

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#define DIRSERV_PRIVATE
#include "or.h"
#include "buffers.h"
#include "config.h"
#include "connection.h"
#include "connection_or.h"
#include "control.h"
#include "directory.h"
#include "dirserv.h"
#include "dirvote.h"
#include "hibernate.h"
#include "microdesc.h"
#include "networkstatus.h"
#include "policies.h"
#include "rephist.h"
#include "router.h"
#include "routerlist.h"
#include "routerparse.h"
/**
* \file dirserv.c

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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) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file dirserv.h
* \brief Header file for dirserv.c.
**/
#ifndef _TOR_DIRSERV_H
#define _TOR_DIRSERV_H
/** Maximum length of an exit policy summary. */
#define MAX_EXITPOLICY_SUMMARY_LEN 1000
/** Maximum allowable length of a version line in a networkstatus. */
#define MAX_V_LINE_LEN 128
/** Length of "r Authority BadDirectory BadExit Exit Fast Guard HSDir Named
* Running Stable Unnamed V2Dir Valid\n". */
#define MAX_FLAG_LINE_LEN 96
/** Length of "w" line for weighting. Currently at most
* "w Bandwidth=<uint32t> Measured=<uint32t>\n" */
#define MAX_WEIGHT_LINE_LEN (12+10+10+10+1)
/** Maximum length of an exit policy summary line. */
#define MAX_POLICY_LINE_LEN (3+MAX_EXITPOLICY_SUMMARY_LEN)
/** Amount of space to allocate for each entry: r, s, and v lines. */
#define RS_ENTRY_LEN \
( /* first line */ \
MAX_NICKNAME_LEN+BASE64_DIGEST_LEN*2+ISO_TIME_LEN+INET_NTOA_BUF_LEN+ \
5*2 /* ports */ + 10 /* punctuation */ + \
/* second line */ \
MAX_FLAG_LINE_LEN + \
/* weight line */ \
MAX_WEIGHT_LINE_LEN + \
/* p line. */ \
MAX_POLICY_LINE_LEN + \
/* v line. */ \
MAX_V_LINE_LEN \
)
#define UNNAMED_ROUTER_NICKNAME "Unnamed"
int connection_dirserv_flushed_some(dir_connection_t *conn);
int dirserv_add_own_fingerprint(const char *nickname, crypto_pk_env_t *pk);
int dirserv_load_fingerprint_file(void);
void dirserv_free_fingerprint_list(void);
const char *dirserv_get_nickname_by_digest(const char *digest);
enum was_router_added_t dirserv_add_multiple_descriptors(
const char *desc, uint8_t purpose,
const char *source,
const char **msg);
enum was_router_added_t dirserv_add_descriptor(routerinfo_t *ri,
const char **msg,
const char *source);
void dirserv_free_descriptors(void);
void dirserv_set_router_is_running(routerinfo_t *router, time_t now);
int list_server_status_v1(smartlist_t *routers, char **router_status_out,
int for_controller);
int dirserv_dump_directory_to_string(char **dir_out,
crypto_pk_env_t *private_key);
int directory_fetches_from_authorities(or_options_t *options);
int directory_fetches_dir_info_early(or_options_t *options);
int directory_fetches_dir_info_later(or_options_t *options);
int directory_caches_v2_dir_info(or_options_t *options);
#define directory_caches_v1_dir_info(o) directory_caches_v2_dir_info(o)
int directory_caches_dir_info(or_options_t *options);
int directory_permits_begindir_requests(or_options_t *options);
int directory_permits_controller_requests(or_options_t *options);
int directory_too_idle_to_fetch_descriptors(or_options_t *options, time_t now);
void directory_set_dirty(void);
cached_dir_t *dirserv_get_directory(void);
cached_dir_t *dirserv_get_runningrouters(void);
cached_dir_t *dirserv_get_consensus(const char *flavor_name);
void dirserv_set_cached_directory(const char *directory, time_t when,
int is_running_routers);
void dirserv_set_cached_networkstatus_v2(const char *directory,
const char *identity,
time_t published);
void dirserv_set_cached_consensus_networkstatus(const char *consensus,
const char *flavor_name,
const digests_t *digests,
time_t published);
void dirserv_clear_old_networkstatuses(time_t cutoff);
void dirserv_clear_old_v1_info(time_t now);
void dirserv_get_networkstatus_v2(smartlist_t *result, const char *key);
void dirserv_get_networkstatus_v2_fingerprints(smartlist_t *result,
const char *key);
int dirserv_get_routerdesc_fingerprints(smartlist_t *fps_out, const char *key,
const char **msg,
int for_unencrypted_conn,
int is_extrainfo);
int dirserv_get_routerdescs(smartlist_t *descs_out, const char *key,
const char **msg);
void dirserv_orconn_tls_done(const char *address,
uint16_t or_port,
const char *digest_rcvd,
int as_advertised);
void dirserv_single_reachability_test(time_t now, routerinfo_t *router);
void dirserv_test_reachability(time_t now);
int authdir_wants_to_reject_router(routerinfo_t *ri, const char **msg,
int complain);
int dirserv_would_reject_router(routerstatus_t *rs);
int dirserv_remove_old_statuses(smartlist_t *fps, time_t cutoff);
int dirserv_have_any_serverdesc(smartlist_t *fps, int spool_src);
int dirserv_have_any_microdesc(const smartlist_t *fps);
size_t dirserv_estimate_data_size(smartlist_t *fps, int is_serverdescs,
int compressed);
size_t dirserv_estimate_microdesc_size(const smartlist_t *fps, int compressed);
int routerstatus_format_entry(char *buf, size_t buf_len,
routerstatus_t *rs, const char *platform,
routerstatus_format_type_t format);
void dirserv_free_all(void);
void cached_dir_decref(cached_dir_t *d);
cached_dir_t *new_cached_dir(char *s, time_t published);
#ifdef DIRSERV_PRIVATE
int measured_bw_line_parse(measured_bw_line_t *out, const char *line);
int measured_bw_line_apply(measured_bw_line_t *parsed_line,
smartlist_t *routerstatuses);
#endif
int dirserv_read_measured_bandwidths(const char *from_file,
smartlist_t *routerstatuses);
#endif

11
src/or/dirvote.c
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@ -5,6 +5,17 @@
#define DIRVOTE_PRIVATE
#include "or.h"
#include "config.h"
#include "directory.h"
#include "dirserv.h"
#include "dirvote.h"
#include "microdesc.h"
#include "networkstatus.h"
#include "policies.h"
#include "rephist.h"
#include "router.h"
#include "routerlist.h"
#include "routerparse.h"
/**
* \file dirvote.c

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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) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file dirvote.h
* \brief Header file for dirvote.c.
**/
#ifndef _TOR_DIRVOTE_H
#define _TOR_DIRVOTE_H
/** Lowest allowable value for VoteSeconds. */
#define MIN_VOTE_SECONDS 20
/** Lowest allowable value for DistSeconds. */
#define MIN_DIST_SECONDS 20
/** Smallest allowable voting interval. */
#define MIN_VOTE_INTERVAL 300
/** Precision multiplier for the Bw weights */
#define BW_WEIGHT_SCALE 10000
void dirvote_free_all(void);
/* vote manipulation */
char *networkstatus_compute_consensus(smartlist_t *votes,
int total_authorities,
crypto_pk_env_t *identity_key,
crypto_pk_env_t *signing_key,
const char *legacy_identity_key_digest,
crypto_pk_env_t *legacy_signing_key,
consensus_flavor_t flavor);
int networkstatus_add_detached_signatures(networkstatus_t *target,
ns_detached_signatures_t *sigs,
const char **msg_out);
char *networkstatus_get_detached_signatures(smartlist_t *consensuses);
void ns_detached_signatures_free(ns_detached_signatures_t *s);
/* cert manipulation */
authority_cert_t *authority_cert_dup(authority_cert_t *cert);
/* vote scheduling */
void dirvote_get_preferred_voting_intervals(vote_timing_t *timing_out);
time_t dirvote_get_start_of_next_interval(time_t now, int interval);
void dirvote_recalculate_timing(or_options_t *options, time_t now);
void dirvote_act(or_options_t *options, time_t now);
/* invoked on timers and by outside triggers. */
struct pending_vote_t * dirvote_add_vote(const char *vote_body,
const char **msg_out,
int *status_out);
int dirvote_add_signatures(const char *detached_signatures_body,
const char *source,
const char **msg_out);
/* Item access */
const char *dirvote_get_pending_consensus(consensus_flavor_t flav);
const char *dirvote_get_pending_detached_signatures(void);
#define DGV_BY_ID 1
#define DGV_INCLUDE_PENDING 2
#define DGV_INCLUDE_PREVIOUS 4
const cached_dir_t *dirvote_get_vote(const char *fp, int flags);
void set_routerstatus_from_routerinfo(routerstatus_t *rs,
routerinfo_t *ri, time_t now,
int naming, int listbadexits,
int listbaddirs);
void router_clear_status_flags(routerinfo_t *ri);
networkstatus_t *
dirserv_generate_networkstatus_vote_obj(crypto_pk_env_t *private_key,
authority_cert_t *cert);
microdesc_t *dirvote_create_microdescriptor(const routerinfo_t *ri);
ssize_t dirvote_format_microdesc_vote_line(char *out, size_t out_len,
const microdesc_t *md);
int vote_routerstatus_find_microdesc_hash(char *digest256_out,
const vote_routerstatus_t *vrs,
int method,
digest_algorithm_t alg);
document_signature_t *voter_get_sig_by_algorithm(
const networkstatus_voter_info_t *voter,
digest_algorithm_t alg);
#ifdef DIRVOTE_PRIVATE
char *format_networkstatus_vote(crypto_pk_env_t *private_key,
networkstatus_t *v3_ns);
char *dirvote_compute_params(smartlist_t *votes);
#endif
#endif

11
src/or/dns.c
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@ -12,6 +12,17 @@
**/
#include "or.h"
#include "circuitlist.h"
#include "circuituse.h"
#include "config.h"
#include "connection.h"
#include "connection_edge.h"
#include "control.h"
#include "dns.h"
#include "main.h"
#include "policies.h"
#include "relay.h"
#include "router.h"
#include "ht.h"
#ifdef HAVE_EVENT2_DNS_H
#include <event2/event.h>

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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) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file dns.h
* \brief Header file for dns.c.
**/
#ifndef _TOR_DNS_H
#define _TOR_DNS_H
int dns_init(void);
int has_dns_init_failed(void);
void dns_free_all(void);
uint32_t dns_clip_ttl(uint32_t ttl);
int dns_reset(void);
void connection_dns_remove(edge_connection_t *conn);
void assert_connection_edge_not_dns_pending(edge_connection_t *conn);
void assert_all_pending_dns_resolves_ok(void);
void dns_cancel_pending_resolve(const char *question);
int dns_resolve(edge_connection_t *exitconn);
void dns_launch_correctness_checks(void);
int dns_seems_to_be_broken(void);
void dns_reset_correctness_checks(void);
void dump_dns_mem_usage(int severity);
#endif

7
src/or/dnsserv.c
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@ -9,6 +9,13 @@
**/
#include "or.h"
#include "dnsserv.h"
#include "config.h"
#include "connection.h"
#include "connection_edge.h"
#include "control.h"
#include "main.h"
#include "policies.h"
#ifdef HAVE_EVENT2_DNS_H
#include <event2/dns.h>
#include <event2/dns_compat.h>

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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) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file dnsserv.h
* \brief Header file for dnsserv.c.
**/
#ifndef _TOR_DNSSERV_H
#define _TOR_DNSSERV_H
void dnsserv_configure_listener(connection_t *conn);
void dnsserv_close_listener(connection_t *conn);
void dnsserv_resolved(edge_connection_t *conn,
int answer_type,
size_t answer_len,
const char *answer,
int ttl);
void dnsserv_reject_request(edge_connection_t *conn);
int dnsserv_launch_request(const char *name, int is_reverse);
#endif

5
src/or/geoip.c
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@ -10,6 +10,11 @@
#define GEOIP_PRIVATE
#include "or.h"
#include "ht.h"
#include "config.h"
#include "control.h"
#include "dnsserv.h"
#include "geoip.h"
#include "routerlist.h"
static void clear_geoip_db(void);

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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) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file geoip.h
* \brief Header file for geoip.c.
**/
#ifndef _TOR_GEOIP_H
#define _TOR_GEOIP_H
#ifdef GEOIP_PRIVATE
int geoip_parse_entry(const char *line);
#endif
int should_record_bridge_info(or_options_t *options);
int geoip_load_file(const char *filename, or_options_t *options);
int geoip_get_country_by_ip(uint32_t ipaddr);
int geoip_get_n_countries(void);
const char *geoip_get_country_name(country_t num);
int geoip_is_loaded(void);
country_t geoip_get_country(const char *countrycode);
void geoip_note_client_seen(geoip_client_action_t action,
uint32_t addr, time_t now);
void geoip_remove_old_clients(time_t cutoff);
void geoip_note_ns_response(geoip_client_action_t action,
geoip_ns_response_t response);
time_t geoip_get_history_start(void);
char *geoip_get_client_history_dirreq(time_t now,
geoip_client_action_t action);
char *geoip_get_client_history_bridge(time_t now,
geoip_client_action_t action);
char *geoip_get_request_history(time_t now, geoip_client_action_t action);
int getinfo_helper_geoip(control_connection_t *control_conn,
const char *question, char **answer,
const char **errmsg);
void geoip_free_all(void);
void geoip_start_dirreq(uint64_t dirreq_id, size_t response_size,
geoip_client_action_t action, dirreq_type_t type);
void geoip_change_dirreq_state(uint64_t dirreq_id, dirreq_type_t type,
dirreq_state_t new_state);
void geoip_dirreq_stats_init(time_t now);
void geoip_dirreq_stats_write(time_t now);
void geoip_entry_stats_init(time_t now);
void geoip_entry_stats_write(time_t now);
void geoip_bridge_stats_init(time_t now);
time_t geoip_bridge_stats_write(time_t now);
const char *geoip_get_bridge_stats_extrainfo(time_t);
const char *geoip_get_bridge_stats_controller(time_t);
#endif

6
src/or/hibernate.c
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@ -22,6 +22,12 @@ hibernating, phase 2:
*/
#include "or.h"
#include "config.h"
#include "connection.h"
#include "connection_edge.h"
#include "hibernate.h"
#include "main.h"
#include "router.h"
/** Possible values of hibernate_state */
typedef enum {

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@ -0,0 +1,30 @@
/* Copyright (c) 2001 Matej Pfajfar.
* Copyright (c) 2001-2004, Roger Dingledine.
* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
* Copyright (c) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file hibernate.h
* \brief Header file for hibernate.c.
**/
#ifndef _TOR_HIBERNATE_H
#define _TOR_HIBERNATE_H
int accounting_parse_options(or_options_t *options, int validate_only);
int accounting_is_enabled(or_options_t *options);
void configure_accounting(time_t now);
void accounting_run_housekeeping(time_t now);
void accounting_add_bytes(size_t n_read, size_t n_written, int seconds);
int accounting_record_bandwidth_usage(time_t now, or_state_t *state);
void hibernate_begin_shutdown(void);
int we_are_hibernating(void);
void consider_hibernation(time_t now);
int getinfo_helper_accounting(control_connection_t *conn,
const char *question, char **answer,
const char **errmsg);
void accounting_set_bandwidth_usage_from_state(or_state_t *state);
#endif

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src/or/main.c
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@ -12,6 +12,38 @@
#define MAIN_PRIVATE
#include "or.h"
#include "buffers.h"
#include "circuitbuild.h"
#include "circuitlist.h"
#include "circuituse.h"
#include "command.h"
#include "config.h"
#include "connection.h"
#include "connection_edge.h"
#include "connection_or.h"
#include "control.h"
#include "cpuworker.h"
#include "directory.h"
#include "dirserv.h"
#include "dirvote.h"
#include "dns.h"
#include "dnsserv.h"
#include "geoip.h"
#include "hibernate.h"
#include "main.h"
#include "microdesc.h"
#include "networkstatus.h"
#include "ntmain.h"
#include "onion.h"
#include "policies.h"
#include "relay.h"
#include "rendclient.h"
#include "rendcommon.h"
#include "rendservice.h"
#include "rephist.h"
#include "router.h"
#include "routerlist.h"
#include "routerparse.h"
#ifdef USE_DMALLOC
#include <dmalloc.h>
#include <openssl/crypto.h>

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@ -0,0 +1,67 @@
/* Copyright (c) 2001 Matej Pfajfar.
* Copyright (c) 2001-2004, Roger Dingledine.
* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
* Copyright (c) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file main.h
* \brief Header file for main.c.
**/
#ifndef _TOR_MAIN_H
#define _TOR_MAIN_H
extern int has_completed_circuit;
int connection_add(connection_t *conn);
int connection_remove(connection_t *conn);
void connection_unregister_events(connection_t *conn);
int connection_in_array(connection_t *conn);
void add_connection_to_closeable_list(connection_t *conn);
int connection_is_on_closeable_list(connection_t *conn);
smartlist_t *get_connection_array(void);
typedef enum watchable_events {
READ_EVENT=0x02,
WRITE_EVENT=0x04
} watchable_events_t;
void connection_watch_events(connection_t *conn, watchable_events_t events);
int connection_is_reading(connection_t *conn);
void connection_stop_reading(connection_t *conn);
void connection_start_reading(connection_t *conn);
int connection_is_writing(connection_t *conn);
void connection_stop_writing(connection_t *conn);
void connection_start_writing(connection_t *conn);
void connection_stop_reading_from_linked_conn(connection_t *conn);
void directory_all_unreachable(time_t now);
void directory_info_has_arrived(time_t now, int from_cache);
void ip_address_changed(int at_interface);
void dns_servers_relaunch_checks(void);
void control_signal_act(int the_signal);
void handle_signals(int is_parent);
int try_locking(or_options_t *options, int err_if_locked);
int have_lockfile(void);
void release_lockfile(void);
void tor_cleanup(void);
void tor_free_all(int postfork);
int tor_main(int argc, char *argv[]);
#ifdef MAIN_PRIVATE
int do_main_loop(void);
int do_list_fingerprint(void);
void do_hash_password(void);
int tor_init(int argc, char **argv);
#endif
#endif

3
src/or/microdesc.c
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@ -2,6 +2,9 @@
/* See LICENSE for licensing information */
#include "or.h"
#include "config.h"
#include "microdesc.h"
#include "routerparse.h"
/** A data structure to hold a bunch of cached microdescriptors. There are
* two active files in the cache: a "cache file" that we mmap, and a "journal

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@ -0,0 +1,37 @@
/* Copyright (c) 2001 Matej Pfajfar.
* Copyright (c) 2001-2004, Roger Dingledine.
* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
* Copyright (c) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file microdesc.h
* \brief Header file for microdesc.c.
**/
#ifndef _TOR_MICRODESC_H
#define _TOR_MICRODESC_H
microdesc_cache_t *get_microdesc_cache(void);
smartlist_t *microdescs_add_to_cache(microdesc_cache_t *cache,
const char *s, const char *eos, saved_location_t where,
int no_save);
smartlist_t *microdescs_add_list_to_cache(microdesc_cache_t *cache,
smartlist_t *descriptors, saved_location_t where,
int no_save);
int microdesc_cache_rebuild(microdesc_cache_t *cache);
int microdesc_cache_reload(microdesc_cache_t *cache);
void microdesc_cache_clear(microdesc_cache_t *cache);
microdesc_t *microdesc_cache_lookup_by_digest256(microdesc_cache_t *cache,
const char *d);
size_t microdesc_average_size(microdesc_cache_t *cache);
void microdesc_free(microdesc_t *md);
void microdesc_free_all(void);
#endif

12
src/or/networkstatus.c
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@ -11,6 +11,18 @@
*/
#include "or.h"
#include "circuitbuild.h"
#include "config.h"
#include "connection.h"
#include "control.h"
#include "directory.h"
#include "dirserv.h"
#include "dirvote.h"
#include "networkstatus.h"
#include "relay.h"
#include "router.h"
#include "routerlist.h"
#include "routerparse.h"
/* For tracking v2 networkstatus documents. Only caches do this now. */

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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) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file networkstatus.h
* \brief Header file for networkstatus.c.
**/
#ifndef _TOR_NETWORKSTATUS_H
#define _TOR_NETWORKSTATUS_H
/** How old do we allow a v2 network-status to get before removing it
* completely? */
#define MAX_NETWORKSTATUS_AGE (10*24*60*60)
void networkstatus_reset_warnings(void);
void networkstatus_reset_download_failures(void);
int router_reload_v2_networkstatus(void);
int router_reload_consensus_networkstatus(void);
void routerstatus_free(routerstatus_t *rs);
void networkstatus_v2_free(networkstatus_v2_t *ns);
void networkstatus_vote_free(networkstatus_t *ns);
networkstatus_voter_info_t *networkstatus_get_voter_by_id(
networkstatus_t *vote,
const char *identity);
int networkstatus_check_consensus_signature(networkstatus_t *consensus,
int warn);
int networkstatus_check_document_signature(const networkstatus_t *consensus,
document_signature_t *sig,
const authority_cert_t *cert);
char *networkstatus_get_cache_filename(const char *identity_digest);
int router_set_networkstatus_v2(const char *s, time_t arrived_at,
v2_networkstatus_source_t source,
smartlist_t *requested_fingerprints);
void networkstatus_v2_list_clean(time_t now);
int compare_digest_to_routerstatus_entry(const void *_key,
const void **_member);
routerstatus_t *networkstatus_v2_find_entry(networkstatus_v2_t *ns,
const char *digest);
routerstatus_t *networkstatus_vote_find_entry(networkstatus_t *ns,
const char *digest);
int networkstatus_vote_find_entry_idx(networkstatus_t *ns,
const char *digest, int *found_out);
const smartlist_t *networkstatus_get_v2_list(void);
download_status_t *router_get_dl_status_by_descriptor_digest(const char *d);
routerstatus_t *router_get_consensus_status_by_id(const char *digest);
routerstatus_t *router_get_consensus_status_by_descriptor_digest(
const char *digest);
routerstatus_t *router_get_consensus_status_by_nickname(const char *nickname,
int warn_if_unnamed);
const char *networkstatus_get_router_digest_by_nickname(const char *nickname);
int networkstatus_nickname_is_unnamed(const char *nickname);
void networkstatus_consensus_download_failed(int status_code);
void update_consensus_networkstatus_fetch_time(time_t now);
int should_delay_dir_fetches(or_options_t *options);
void update_networkstatus_downloads(time_t now);
void update_certificate_downloads(time_t now);
int consensus_is_waiting_for_certs(void);
networkstatus_v2_t *networkstatus_v2_get_by_digest(const char *digest);
networkstatus_t *networkstatus_get_latest_consensus(void);
networkstatus_t *networkstatus_get_live_consensus(time_t now);
networkstatus_t *networkstatus_get_reasonably_live_consensus(time_t now);
#define NSSET_FROM_CACHE 1
#define NSSET_WAS_WAITING_FOR_CERTS 2
#define NSSET_DONT_DOWNLOAD_CERTS 4
#define NSSET_ACCEPT_OBSOLETE 8
#define NSSET_REQUIRE_FLAVOR 16
int networkstatus_set_current_consensus(const char *consensus,
const char *flavor,
unsigned flags);
void networkstatus_note_certs_arrived(void);
void routers_update_all_from_networkstatus(time_t now, int dir_version);
void routerstatus_list_update_from_consensus_networkstatus(time_t now);
void routers_update_status_from_consensus_networkstatus(smartlist_t *routers,
int reset_failures);
void signed_descs_update_status_from_consensus_networkstatus(
smartlist_t *descs);
char *networkstatus_getinfo_helper_single(routerstatus_t *rs);
char *networkstatus_getinfo_by_purpose(const char *purpose_string, time_t now);
void networkstatus_dump_bridge_status_to_file(time_t now);
int32_t get_net_param_from_list(smartlist_t *net_params, const char *name,
int default_val);
int32_t networkstatus_get_param(networkstatus_t *ns, const char *param_name,
int32_t default_val);
int getinfo_helper_networkstatus(control_connection_t *conn,
const char *question, char **answer,
const char **errmsg);
int32_t networkstatus_get_bw_weight(networkstatus_t *ns, const char *weight,
int32_t default_val);
const char *networkstatus_get_flavor_name(consensus_flavor_t flav);
int networkstatus_parse_flavor_name(const char *flavname);
void document_signature_free(document_signature_t *sig);
document_signature_t *document_signature_dup(const document_signature_t *sig);
void networkstatus_free_all(void);
#endif

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src/or/ntmain.c
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@ -5,6 +5,8 @@
#define MAIN_PRIVATE
#include "or.h"
#include "config.h"
#include "main.h"
#ifdef HAVE_EVENT2_EVENT_H
#include <event2/event.h>

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@ -0,0 +1,30 @@
/* Copyright (c) 2001 Matej Pfajfar.
* Copyright (c) 2001-2004, Roger Dingledine.
* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
* Copyright (c) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file ntmain.h
* \brief Header file for ntmain.c.
**/
#ifndef _TOR_NTMAIN_H
#define _TOR_NTMAIN_H
#ifdef MS_WINDOWS
#if !defined (WINCE)
#define NT_SERVICE
#endif
#endif
#ifdef NT_SERVICE
int nt_service_parse_options(int argc, char **argv, int *should_exit);
int nt_service_is_stopping(void);
void nt_service_set_state(DWORD state);
#else
#define nt_service_is_stopping() 0
#endif
#endif

4
src/or/onion.c
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@ -11,6 +11,10 @@
**/
#include "or.h"
#include "circuitlist.h"
#include "config.h"
#include "onion.h"
#include "rephist.h"
/** Type for a linked list of circuits that are waiting for a free CPU worker
* to process a waiting onion handshake. */

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@ -0,0 +1,48 @@
/* Copyright (c) 2001 Matej Pfajfar.
* Copyright (c) 2001-2004, Roger Dingledine.
* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
* Copyright (c) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file onion.h
* \brief Header file for onion.c.
**/
#ifndef _TOR_ONION_H
#define _TOR_ONION_H
int onion_pending_add(or_circuit_t *circ, char *onionskin);
or_circuit_t *onion_next_task(char **onionskin_out);
void onion_pending_remove(or_circuit_t *circ);
int onion_skin_create(crypto_pk_env_t *router_key,
crypto_dh_env_t **handshake_state_out,
char *onion_skin_out);
int onion_skin_server_handshake(const char *onion_skin,
crypto_pk_env_t *private_key,
crypto_pk_env_t *prev_private_key,
char *handshake_reply_out,
char *key_out,
size_t key_out_len);
int onion_skin_client_handshake(crypto_dh_env_t *handshake_state,
const char *handshake_reply,
char *key_out,
size_t key_out_len);
int fast_server_handshake(const char *key_in,
char *handshake_reply_out,
char *key_out,
size_t key_out_len);
int fast_client_handshake(const char *handshake_state,
const char *handshake_reply_out,
char *key_out,
size_t key_out_len);
void clear_pending_onions(void);
#endif

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src/or/or.h
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4
src/or/policies.c
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@ -9,6 +9,10 @@
**/
#include "or.h"
#include "config.h"
#include "dirserv.h"
#include "policies.h"
#include "routerparse.h"
#include "ht.h"
/** Policy that addresses for incoming SOCKS connections must match. */

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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) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file policies.h
* \brief Header file for policies.c.
**/
#ifndef _TOR_POLICIES_H
#define _TOR_POLICIES_H
/* (length of "accept 255.255.255.255/255.255.255.255:65535-65535\n" plus a
* NUL.)
*/
#define POLICY_BUF_LEN 52
int firewall_is_fascist_or(void);
int fascist_firewall_allows_address_or(const tor_addr_t *addr, uint16_t port);
int fascist_firewall_allows_or(routerinfo_t *ri);
int fascist_firewall_allows_address_dir(const tor_addr_t *addr, uint16_t port);
int dir_policy_permits_address(const tor_addr_t *addr);
int socks_policy_permits_address(const tor_addr_t *addr);
int authdir_policy_permits_address(uint32_t addr, uint16_t port);
int authdir_policy_valid_address(uint32_t addr, uint16_t port);
int authdir_policy_baddir_address(uint32_t addr, uint16_t port);
int authdir_policy_badexit_address(uint32_t addr, uint16_t port);
int validate_addr_policies(or_options_t *options, char **msg);
void policy_expand_private(smartlist_t **policy);
int policies_parse_from_options(or_options_t *options);
addr_policy_t *addr_policy_get_canonical_entry(addr_policy_t *ent);
int cmp_addr_policies(smartlist_t *a, smartlist_t *b);
addr_policy_result_t compare_tor_addr_to_addr_policy(const tor_addr_t *addr,
uint16_t port, const smartlist_t *policy);
addr_policy_result_t compare_addr_to_addr_policy(uint32_t addr,
uint16_t port, const smartlist_t *policy);
int policies_parse_exit_policy(config_line_t *cfg, smartlist_t **dest,
int rejectprivate, const char *local_address,
int add_default_policy);
void policies_set_router_exitpolicy_to_reject_all(routerinfo_t *exitrouter);
int exit_policy_is_general_exit(smartlist_t *policy);
int policy_is_reject_star(const smartlist_t *policy);
int getinfo_helper_policies(control_connection_t *conn,
const char *question, char **answer,
const char **errmsg);
int policy_write_item(char *buf, size_t buflen, addr_policy_t *item,
int format_for_desc);
void addr_policy_list_free(smartlist_t *p);
void addr_policy_free(addr_policy_t *p);
void policies_free_all(void);
char *policy_summarize(smartlist_t *policy);
#endif

2
src/or/reasons.c
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@ -9,6 +9,8 @@
**/
#include "or.h"
#include "config.h"
#include "reasons.h"
/***************************** Edge (stream) reasons **********************/

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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) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file reasons.h
* \brief Header file for reasons.c.
**/
#ifndef _TOR_REASONS_H
#define _TOR_REASONS_H
const char *stream_end_reason_to_control_string(int reason);
const char *stream_end_reason_to_string(int reason);
socks5_reply_status_t stream_end_reason_to_socks5_response(int reason);
uint8_t errno_to_stream_end_reason(int e);
const char *orconn_end_reason_to_control_string(int r);
int tls_error_to_orconn_end_reason(int e);
int errno_to_orconn_end_reason(int e);
const char *circuit_end_reason_to_control_string(int reason);
const char *socks4_response_code_to_string(uint8_t code);
const char *socks5_response_code_to_string(uint8_t code);
const char *bandwidth_weight_rule_to_string(enum bandwidth_weight_rule_t rule);
#endif

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src/or/relay.c
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@ -12,7 +12,24 @@
#include <math.h>
#include "or.h"
#include "buffers.h"
#include "circuitbuild.h"
#include "circuitlist.h"
#include "config.h"
#include "connection.h"
#include "connection_edge.h"
#include "connection_or.h"
#include "control.h"
#include "geoip.h"
#include "main.h"
#include "mempool.h"
#include "networkstatus.h"
#include "policies.h"
#include "reasons.h"
#include "relay.h"
#include "rendcommon.h"
#include "routerlist.h"
#include "routerparse.h"
static int relay_crypt(circuit_t *circ, cell_t *cell,
cell_direction_t cell_direction,

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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) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file relay.h
* \brief Header file for relay.c.
**/
#ifndef _TOR_RELAY_H
#define _TOR_RELAY_H
extern uint64_t stats_n_relay_cells_relayed;
extern uint64_t stats_n_relay_cells_delivered;
int circuit_receive_relay_cell(cell_t *cell, circuit_t *circ,
cell_direction_t cell_direction);
void relay_header_pack(char *dest, const relay_header_t *src);
void relay_header_unpack(relay_header_t *dest, const char *src);
int relay_send_command_from_edge(streamid_t stream_id, circuit_t *circ,
uint8_t relay_command, const char *payload,
size_t payload_len, crypt_path_t *cpath_layer);
int connection_edge_send_command(edge_connection_t *fromconn,
uint8_t relay_command, const char *payload,
size_t payload_len);
int connection_edge_package_raw_inbuf(edge_connection_t *conn,
int package_partial);
void connection_edge_consider_sending_sendme(edge_connection_t *conn);
extern uint64_t stats_n_data_cells_packaged;
extern uint64_t stats_n_data_bytes_packaged;
extern uint64_t stats_n_data_cells_received;
extern uint64_t stats_n_data_bytes_received;
void init_cell_pool(void);
void free_cell_pool(void);
void clean_cell_pool(void);
void dump_cell_pool_usage(int severity);
void cell_queue_clear(cell_queue_t *queue);
void cell_queue_append(cell_queue_t *queue, packed_cell_t *cell);
void cell_queue_append_packed_copy(cell_queue_t *queue, const cell_t *cell);
void append_cell_to_circuit_queue(circuit_t *circ, or_connection_t *orconn,
cell_t *cell, cell_direction_t direction);
void connection_or_unlink_all_active_circs(or_connection_t *conn);
int connection_or_flush_from_first_active_circuit(or_connection_t *conn,
int max, time_t now);
void assert_active_circuits_ok(or_connection_t *orconn);
void make_circuit_inactive_on_conn(circuit_t *circ, or_connection_t *conn);
void make_circuit_active_on_conn(circuit_t *circ, or_connection_t *conn);
int append_address_to_payload(char *payload_out, const tor_addr_t *addr);
const char *decode_address_from_payload(tor_addr_t *addr_out,
const char *payload,
int payload_len);
unsigned cell_ewma_get_tick(void);
void cell_ewma_set_scale_factor(or_options_t *options,
networkstatus_t *consensus);
#endif

13
src/or/rendclient.c
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@ -8,6 +8,19 @@
**/
#include "or.h"
#include "circuitbuild.h"
#include "circuitlist.h"
#include "circuituse.h"
#include "config.h"
#include "connection.h"
#include "connection_edge.h"
#include "directory.h"
#include "main.h"
#include "relay.h"
#include "rendclient.h"
#include "rendcommon.h"
#include "rephist.h"
#include "routerlist.h"
/** Called when we've established a circuit to an introduction point:
* send the introduction request. */

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@ -0,0 +1,40 @@
/* Copyright (c) 2001 Matej Pfajfar.
* Copyright (c) 2001-2004, Roger Dingledine.
* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
* Copyright (c) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file rendclient.h
* \brief Header file for rendclient.c.
**/
#ifndef _TOR_RENDCLIENT_H
#define _TOR_RENDCLIENT_H
void rend_client_introcirc_has_opened(origin_circuit_t *circ);
void rend_client_rendcirc_has_opened(origin_circuit_t *circ);
int rend_client_introduction_acked(origin_circuit_t *circ, const char *request,
size_t request_len);
void rend_client_refetch_v2_renddesc(const rend_data_t *rend_query);
int rend_client_remove_intro_point(extend_info_t *failed_intro,
const rend_data_t *rend_query);
int rend_client_rendezvous_acked(origin_circuit_t *circ, const char *request,
size_t request_len);
int rend_client_receive_rendezvous(origin_circuit_t *circ, const char *request,
size_t request_len);
void rend_client_desc_trynow(const char *query);
extend_info_t *rend_client_get_random_intro(const rend_data_t *rend_query);
int rend_client_send_introduction(origin_circuit_t *introcirc,
origin_circuit_t *rendcirc);
int rend_parse_service_authorization(or_options_t *options,
int validate_only);
rend_service_authorization_t *rend_client_lookup_service_authorization(
const char *onion_address);
void rend_service_authorization_free_all(void);
rend_data_t *rend_data_dup(const rend_data_t *request);
#endif

9
src/or/rendcommon.c
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@ -9,6 +9,15 @@
**/
#include "or.h"
#include "circuitbuild.h"
#include "config.h"
#include "rendclient.h"
#include "rendcommon.h"
#include "rendmid.h"
#include "rendservice.h"
#include "rephist.h"
#include "routerlist.h"
#include "routerparse.h"
/** Return 0 if one and two are the same service ids, else -1 or 1 */
int

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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) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file rendcommon.h
* \brief Header file for rendcommon.c.
**/
#ifndef _TOR_RENDCOMMON_H
#define _TOR_RENDCOMMON_H
/** Free all storage associated with <b>data</b> */
static INLINE void
rend_data_free(rend_data_t *data)
{
tor_free(data);
}
int rend_cmp_service_ids(const char *one, const char *two);
void rend_process_relay_cell(circuit_t *circ, const crypt_path_t *layer_hint,
int command, size_t length, const char *payload);
void rend_service_descriptor_free(rend_service_descriptor_t *desc);
rend_service_descriptor_t *rend_parse_service_descriptor(const char *str,
size_t len);
int rend_get_service_id(crypto_pk_env_t *pk, char *out);
void rend_encoded_v2_service_descriptor_free(
rend_encoded_v2_service_descriptor_t *desc);
void rend_intro_point_free(rend_intro_point_t *intro);
void rend_cache_init(void);
void rend_cache_clean(void);
void rend_cache_clean_v2_descs_as_dir(void);
void rend_cache_free_all(void);
int rend_valid_service_id(const char *query);
int rend_cache_lookup_desc(const char *query, int version, const char **desc,
size_t *desc_len);
int rend_cache_lookup_entry(const char *query, int version,
rend_cache_entry_t **entry_out);
int rend_cache_lookup_v2_desc_as_dir(const char *query, const char **desc);
int rend_cache_store(const char *desc, size_t desc_len, int published);
int rend_cache_store_v2_desc_as_client(const char *desc,
const rend_data_t *rend_query);
int rend_cache_store_v2_desc_as_dir(const char *desc);
int rend_cache_size(void);
int rend_encode_v2_descriptors(smartlist_t *descs_out,
rend_service_descriptor_t *desc, time_t now,
uint8_t period, rend_auth_type_t auth_type,
crypto_pk_env_t *client_key,
smartlist_t *client_cookies);
int rend_compute_v2_desc_id(char *desc_id_out, const char *service_id,
const char *descriptor_cookie,
time_t now, uint8_t replica);
int rend_id_is_in_interval(const char *a, const char *b, const char *c);
void rend_get_descriptor_id_bytes(char *descriptor_id_out,
const char *service_id,
const char *secret_id_part);
#endif

5
src/or/rendmid.c
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@ -8,6 +8,11 @@
**/
#include "or.h"
#include "circuitlist.h"
#include "config.h"
#include "relay.h"
#include "rendmid.h"
#include "rephist.h"
/** Respond to an ESTABLISH_INTRO cell by checking the signed data and
* setting the circuit's purpose and service pk digest.

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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) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file rendmid.h
* \brief Header file for rendmid.c.
**/
#ifndef _TOR_RENDMID_H
#define _TOR_RENDMID_H
int rend_mid_establish_intro(or_circuit_t *circ, const char *request,
size_t request_len);
int rend_mid_introduce(or_circuit_t *circ, const char *request,
size_t request_len);
int rend_mid_establish_rendezvous(or_circuit_t *circ, const char *request,
size_t request_len);
int rend_mid_rendezvous(or_circuit_t *circ, const char *request,
size_t request_len);
#endif

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src/or/rendservice.c
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@ -8,6 +8,20 @@
**/
#include "or.h"
#include "circuitbuild.h"
#include "circuitlist.h"
#include "circuituse.h"
#include "config.h"
#include "directory.h"
#include "networkstatus.h"
#include "rendclient.h"
#include "rendcommon.h"
#include "rendservice.h"
#include "router.h"
#include "relay.h"
#include "rephist.h"
#include "routerlist.h"
#include "routerparse.h"
static origin_circuit_t *find_intro_circuit(rend_intro_point_t *intro,
const char *pk_digest);

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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) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file rendservice.h
* \brief Header file for rendservice.c.
**/
#ifndef _TOR_RENDSERVICE_H
#define _TOR_RENDSERVICE_H
int num_rend_services(void);
int rend_config_services(or_options_t *options, int validate_only);
int rend_service_load_keys(void);
void rend_services_init(void);
void rend_services_introduce(void);
void rend_consider_services_upload(time_t now);
void rend_hsdir_routers_changed(void);
void rend_consider_descriptor_republication(void);
void rend_service_intro_has_opened(origin_circuit_t *circuit);
int rend_service_intro_established(origin_circuit_t *circuit,
const char *request,
size_t request_len);
void rend_service_rendezvous_has_opened(origin_circuit_t *circuit);
int rend_service_introduce(origin_circuit_t *circuit, const char *request,
size_t request_len);
void rend_service_relaunch_rendezvous(origin_circuit_t *oldcirc);
int rend_service_set_connection_addr_port(edge_connection_t *conn,
origin_circuit_t *circ);
void rend_service_dump_stats(int severity);
void rend_service_free_all(void);
#endif

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@ -10,6 +10,12 @@
**/
#include "or.h"
#include "circuitlist.h"
#include "circuituse.h"
#include "config.h"
#include "rephist.h"
#include "router.h"
#include "routerlist.h"
#include "ht.h"
static void bw_arrays_init(void);

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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) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file rephist.h
* \brief Header file for rephist.c.
**/
#ifndef _TOR_REPHIST_H
#define _TOR_REPHIST_H
void rep_hist_init(void);
void rep_hist_note_connect_failed(const char* nickname, time_t when);
void rep_hist_note_connect_succeeded(const char* nickname, time_t when);
void rep_hist_note_disconnect(const char* nickname, time_t when);
void rep_hist_note_connection_died(const char* nickname, time_t when);
void rep_hist_note_extend_succeeded(const char *from_name,
const char *to_name);
void rep_hist_note_extend_failed(const char *from_name, const char *to_name);
void rep_hist_dump_stats(time_t now, int severity);
void rep_hist_note_bytes_read(size_t num_bytes, time_t when);
void rep_hist_note_bytes_written(size_t num_bytes, time_t when);
void rep_hist_note_exit_bytes_read(uint16_t port, size_t num_bytes);
void rep_hist_note_exit_bytes_written(uint16_t port, size_t num_bytes);
void rep_hist_note_exit_stream_opened(uint16_t port);
void rep_hist_exit_stats_init(time_t now);
void rep_hist_exit_stats_write(time_t now);
int rep_hist_bandwidth_assess(void);
char *rep_hist_get_bandwidth_lines(int for_extrainfo);
void rep_hist_update_state(or_state_t *state);
int rep_hist_load_state(or_state_t *state, char **err);
void rep_history_clean(time_t before);
void rep_hist_note_router_reachable(const char *id, time_t when);
void rep_hist_note_router_unreachable(const char *id, time_t when);
int rep_hist_record_mtbf_data(time_t now, int missing_means_down);
int rep_hist_load_mtbf_data(time_t now);
time_t rep_hist_downrate_old_runs(time_t now);
double rep_hist_get_stability(const char *id, time_t when);
double rep_hist_get_weighted_fractional_uptime(const char *id, time_t when);
long rep_hist_get_weighted_time_known(const char *id, time_t when);
int rep_hist_have_measured_enough_stability(void);
const char *rep_hist_get_router_stability_doc(time_t now);
void rep_hist_note_used_port(time_t now, uint16_t port);
smartlist_t *rep_hist_get_predicted_ports(time_t now);
void rep_hist_note_used_resolve(time_t now);
void rep_hist_note_used_internal(time_t now, int need_uptime,
int need_capacity);
int rep_hist_get_predicted_internal(time_t now, int *need_uptime,
int *need_capacity);
int any_predicted_circuits(time_t now);
int rep_hist_circbuilding_dormant(time_t now);
void note_crypto_pk_op(pk_op_t operation);
void dump_pk_ops(int severity);
void rep_hist_free_all(void);
/* for hidden service usage statistics */
void hs_usage_note_publish_total(const char *service_id, time_t now);
void hs_usage_note_publish_novel(const char *service_id, time_t now);
void hs_usage_note_fetch_total(const char *service_id, time_t now);
void hs_usage_note_fetch_successful(const char *service_id, time_t now);
void hs_usage_write_statistics_to_file(time_t now);
void hs_usage_free_all(void);
void rep_hist_buffer_stats_init(time_t now);
void rep_hist_buffer_stats_add_circ(circuit_t *circ,
time_t end_of_interval);
void rep_hist_buffer_stats_write(time_t now);
#endif

17
src/or/router.c
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@ -7,6 +7,23 @@
#define ROUTER_PRIVATE
#include "or.h"
#include "circuitlist.h"
#include "circuituse.h"
#include "config.h"
#include "connection.h"
#include "control.h"
#include "directory.h"
#include "dirserv.h"
#include "dns.h"
#include "geoip.h"
#include "hibernate.h"
#include "main.h"
#include "policies.h"
#include "relay.h"
#include "rephist.h"
#include "router.h"
#include "routerlist.h"
#include "routerparse.h"
/**
* \file router.c

95
src/or/router.h Normal file
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@ -0,0 +1,95 @@
/* Copyright (c) 2001 Matej Pfajfar.
* Copyright (c) 2001-2004, Roger Dingledine.
* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
* Copyright (c) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file router.h
* \brief Header file for router.c.
**/
#ifndef _TOR_ROUTER_H
#define _TOR_ROUTER_H
crypto_pk_env_t *get_onion_key(void);
time_t get_onion_key_set_at(void);
void set_identity_key(crypto_pk_env_t *k);
crypto_pk_env_t *get_identity_key(void);
int identity_key_is_set(void);
authority_cert_t *get_my_v3_authority_cert(void);
crypto_pk_env_t *get_my_v3_authority_signing_key(void);
authority_cert_t *get_my_v3_legacy_cert(void);
crypto_pk_env_t *get_my_v3_legacy_signing_key(void);
void dup_onion_keys(crypto_pk_env_t **key, crypto_pk_env_t **last);
void rotate_onion_key(void);
crypto_pk_env_t *init_key_from_file(const char *fname, int generate,
int severity);
void v3_authority_check_key_expiry(void);
int init_keys(void);
int check_whether_orport_reachable(void);
int check_whether_dirport_reachable(void);
void consider_testing_reachability(int test_or, int test_dir);
void router_orport_found_reachable(void);
void router_dirport_found_reachable(void);
void router_perform_bandwidth_test(int num_circs, time_t now);
int authdir_mode(or_options_t *options);
int authdir_mode_v1(or_options_t *options);
int authdir_mode_v2(or_options_t *options);
int authdir_mode_v3(or_options_t *options);
int authdir_mode_any_main(or_options_t *options);
int authdir_mode_any_nonhidserv(or_options_t *options);
int authdir_mode_handles_descs(or_options_t *options, int purpose);
int authdir_mode_publishes_statuses(or_options_t *options);
int authdir_mode_tests_reachability(or_options_t *options);
int authdir_mode_bridge(or_options_t *options);
int server_mode(or_options_t *options);
int advertised_server_mode(void);
int proxy_mode(or_options_t *options);
void consider_publishable_server(int force);
void router_upload_dir_desc_to_dirservers(int force);
void mark_my_descriptor_dirty_if_older_than(time_t when);
void mark_my_descriptor_dirty(void);
void check_descriptor_bandwidth_changed(time_t now);
void check_descriptor_ipaddress_changed(time_t now);
void router_new_address_suggestion(const char *suggestion,
const dir_connection_t *d_conn);
int router_compare_to_my_exit_policy(edge_connection_t *conn);
routerinfo_t *router_get_my_routerinfo(void);
extrainfo_t *router_get_my_extrainfo(void);
const char *router_get_my_descriptor(void);
int router_digest_is_me(const char *digest);
int router_extrainfo_digest_is_me(const char *digest);
int router_is_me(routerinfo_t *router);
int router_fingerprint_is_me(const char *fp);
int router_pick_published_address(or_options_t *options, uint32_t *addr);
int router_rebuild_descriptor(int force);
int router_dump_router_to_string(char *s, size_t maxlen, routerinfo_t *router,
crypto_pk_env_t *ident_key);
int extrainfo_dump_to_string(char *s, size_t maxlen, extrainfo_t *extrainfo,
crypto_pk_env_t *ident_key);
int is_legal_nickname(const char *s);
int is_legal_nickname_or_hexdigest(const char *s);
int is_legal_hexdigest(const char *s);
void router_get_verbose_nickname(char *buf, const routerinfo_t *router);
void routerstatus_get_verbose_nickname(char *buf,
const routerstatus_t *router);
void router_reset_warnings(void);
void router_reset_reachability(void);
void router_free_all(void);
const char *router_purpose_to_string(uint8_t p);
uint8_t router_purpose_from_string(const char *s);
#ifdef ROUTER_PRIVATE
/* Used only by router.c and test.c */
void get_platform_str(char *platform, size_t len);
#endif
#endif

19
src/or/routerlist.c
View File

@ -12,6 +12,25 @@
**/
#include "or.h"
#include "circuitbuild.h"
#include "config.h"
#include "connection.h"
#include "control.h"
#include "directory.h"
#include "dirserv.h"
#include "dirvote.h"
#include "geoip.h"
#include "hibernate.h"
#include "main.h"
#include "networkstatus.h"
#include "policies.h"
#include "reasons.h"
#include "rendcommon.h"
#include "rendservice.h"
#include "rephist.h"
#include "router.h"
#include "routerlist.h"
#include "routerparse.h"
// #define DEBUG_ROUTERLIST

193
src/or/routerlist.h Normal file
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@ -0,0 +1,193 @@
/* Copyright (c) 2001-2004, Roger Dingledine.
* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
* Copyright (c) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file routerlist.h
* \brief Header file for routerlist.c.
**/
#ifndef _TOR_ROUTERLIST_H
#define _TOR_ROUTERLIST_H
int get_n_authorities(authority_type_t type);
int trusted_dirs_reload_certs(void);
int trusted_dirs_load_certs_from_string(const char *contents, int from_store,
int flush);
void trusted_dirs_flush_certs_to_disk(void);
authority_cert_t *authority_cert_get_newest_by_id(const char *id_digest);
authority_cert_t *authority_cert_get_by_sk_digest(const char *sk_digest);
authority_cert_t *authority_cert_get_by_digests(const char *id_digest,
const char *sk_digest);
void authority_cert_get_all(smartlist_t *certs_out);
void authority_cert_dl_failed(const char *id_digest, int status);
void authority_certs_fetch_missing(networkstatus_t *status, time_t now);
int router_reload_router_list(void);
smartlist_t *router_get_trusted_dir_servers(void);
routerstatus_t *router_pick_directory_server(authority_type_t type, int flags);
trusted_dir_server_t *router_get_trusteddirserver_by_digest(const char *d);
trusted_dir_server_t *trusteddirserver_get_by_v3_auth_digest(const char *d);
routerstatus_t *router_pick_trusteddirserver(authority_type_t type, int flags);
int router_get_my_share_of_directory_requests(double *v2_share_out,
double *v3_share_out);
void router_reset_status_download_failures(void);
void routerlist_add_family(smartlist_t *sl, routerinfo_t *router);
int routers_in_same_family(routerinfo_t *r1, routerinfo_t *r2);
void add_nickname_list_to_smartlist(smartlist_t *sl, const char *list,
int must_be_running);
int router_nickname_is_in_list(routerinfo_t *router, const char *list);
routerinfo_t *routerlist_find_my_routerinfo(void);
routerinfo_t *router_find_exact_exit_enclave(const char *address,
uint16_t port);
int router_is_unreliable(routerinfo_t *router, int need_uptime,
int need_capacity, int need_guard);
uint32_t router_get_advertised_bandwidth(routerinfo_t *router);
uint32_t router_get_advertised_bandwidth_capped(routerinfo_t *router);
routerinfo_t *routerlist_sl_choose_by_bandwidth(smartlist_t *sl,
bandwidth_weight_rule_t rule);
routerstatus_t *routerstatus_sl_choose_by_bandwidth(smartlist_t *sl,
bandwidth_weight_rule_t rule);
routerinfo_t *router_choose_random_node(smartlist_t *excludedsmartlist,
struct routerset_t *excludedset,
router_crn_flags_t flags);
routerinfo_t *router_get_by_nickname(const char *nickname,
int warn_if_unnamed);
int router_digest_version_as_new_as(const char *digest, const char *cutoff);
int router_digest_is_trusted_dir_type(const char *digest,
authority_type_t type);
#define router_digest_is_trusted_dir(d) \
router_digest_is_trusted_dir_type((d), NO_AUTHORITY)
int router_addr_is_trusted_dir(uint32_t addr);
int hexdigest_to_digest(const char *hexdigest, char *digest);
routerinfo_t *router_get_by_hexdigest(const char *hexdigest);
routerinfo_t *router_get_by_digest(const char *digest);
signed_descriptor_t *router_get_by_descriptor_digest(const char *digest);
signed_descriptor_t *router_get_by_extrainfo_digest(const char *digest);
signed_descriptor_t *extrainfo_get_by_descriptor_digest(const char *digest);
const char *signed_descriptor_get_body(signed_descriptor_t *desc);
const char *signed_descriptor_get_annotations(signed_descriptor_t *desc);
routerlist_t *router_get_routerlist(void);
void routerinfo_free(routerinfo_t *router);
void extrainfo_free(extrainfo_t *extrainfo);
void routerlist_free(routerlist_t *rl);
void dump_routerlist_mem_usage(int severity);
void routerlist_remove(routerlist_t *rl, routerinfo_t *ri, int make_old,
time_t now);
void routerlist_free_all(void);
void routerlist_reset_warnings(void);
void router_set_status(const char *digest, int up);
static int WRA_WAS_ADDED(was_router_added_t s);
static int WRA_WAS_OUTDATED(was_router_added_t s);
static int WRA_WAS_REJECTED(was_router_added_t s);
/** Return true iff the descriptor was added. It might still be necessary to
* check whether the descriptor generator should be notified.
*/
static INLINE int
WRA_WAS_ADDED(was_router_added_t s) {
return s == ROUTER_ADDED_SUCCESSFULLY || s == ROUTER_ADDED_NOTIFY_GENERATOR;
}
/** Return true iff the descriptor was not added because it was either:
* - not in the consensus
* - neither in the consensus nor in any networkstatus document
* - it was outdated.
*/
static INLINE int WRA_WAS_OUTDATED(was_router_added_t s)
{
return (s == ROUTER_WAS_NOT_NEW ||
s == ROUTER_NOT_IN_CONSENSUS ||
s == ROUTER_NOT_IN_CONSENSUS_OR_NETWORKSTATUS);
}
static INLINE int WRA_WAS_REJECTED(was_router_added_t s)
{
return (s == ROUTER_AUTHDIR_REJECTS);
}
was_router_added_t router_add_to_routerlist(routerinfo_t *router,
const char **msg,
int from_cache,
int from_fetch);
was_router_added_t router_add_extrainfo_to_routerlist(
extrainfo_t *ei, const char **msg,
int from_cache, int from_fetch);
void routerlist_remove_old_routers(void);
int router_load_single_router(const char *s, uint8_t purpose, int cache,
const char **msg);
int router_load_routers_from_string(const char *s, const char *eos,
saved_location_t saved_location,
smartlist_t *requested_fingerprints,
int descriptor_digests,
const char *prepend_annotations);
void router_load_extrainfo_from_string(const char *s, const char *eos,
saved_location_t saved_location,
smartlist_t *requested_fingerprints,
int descriptor_digests);
void routerlist_retry_directory_downloads(time_t now);
int router_exit_policy_all_routers_reject(uint32_t addr, uint16_t port,
int need_uptime);
int router_exit_policy_rejects_all(routerinfo_t *router);
trusted_dir_server_t *add_trusted_dir_server(const char *nickname,
const char *address,
uint16_t dir_port, uint16_t or_port,
const char *digest, const char *v3_auth_digest,
authority_type_t type);
void authority_cert_free(authority_cert_t *cert);
void clear_trusted_dir_servers(void);
int any_trusted_dir_is_v1_authority(void);
void update_consensus_router_descriptor_downloads(time_t now, int is_vote,
networkstatus_t *consensus);
void update_router_descriptor_downloads(time_t now);
void update_extrainfo_downloads(time_t now);
int router_have_minimum_dir_info(void);
void router_dir_info_changed(void);
const char *get_dir_info_status_string(void);
int count_loading_descriptors_progress(void);
void router_reset_descriptor_download_failures(void);
int router_differences_are_cosmetic(routerinfo_t *r1, routerinfo_t *r2);
int routerinfo_incompatible_with_extrainfo(routerinfo_t *ri, extrainfo_t *ei,
signed_descriptor_t *sd,
const char **msg);
void routerlist_assert_ok(routerlist_t *rl);
const char *esc_router_info(routerinfo_t *router);
void routers_sort_by_identity(smartlist_t *routers);
routerset_t *routerset_new(void);
int routerset_parse(routerset_t *target, const char *s,
const char *description);
void routerset_union(routerset_t *target, const routerset_t *source);
int routerset_is_list(const routerset_t *set);
int routerset_needs_geoip(const routerset_t *set);
int routerset_contains_router(const routerset_t *set, routerinfo_t *ri);
int routerset_contains_routerstatus(const routerset_t *set,
routerstatus_t *rs);
int routerset_contains_extendinfo(const routerset_t *set,
const extend_info_t *ei);
void routerset_get_all_routers(smartlist_t *out, const routerset_t *routerset,
int running_only);
void routersets_get_disjunction(smartlist_t *target, const smartlist_t *source,
const routerset_t *include,
const routerset_t *exclude, int running_only);
void routerset_subtract_routers(smartlist_t *out,
const routerset_t *routerset);
char *routerset_to_string(const routerset_t *routerset);
void routerset_refresh_countries(routerset_t *target);
int routerset_equal(const routerset_t *old, const routerset_t *new);
void routerset_free(routerset_t *routerset);
void routerinfo_set_country(routerinfo_t *ri);
void routerlist_refresh_countries(void);
void refresh_all_country_info(void);
int hid_serv_get_responsible_directories(smartlist_t *responsible_dirs,
const char *id);
int hid_serv_acting_as_directory(void);
int hid_serv_responsible_for_desc_id(const char *id);
#endif

11
src/or/routerparse.c
View File

@ -10,7 +10,18 @@
**/
#include "or.h"
#include "config.h"
#include "dirserv.h"
#include "dirvote.h"
#include "policies.h"
#include "rendcommon.h"
#include "router.h"
#include "routerlist.h"
#include "memarea.h"
#include "microdesc.h"
#include "networkstatus.h"
#include "rephist.h"
#include "routerparse.h"
#undef log
#include <math.h>

92
src/or/routerparse.h Normal file
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@ -0,0 +1,92 @@
/* Copyright (c) 2001 Matej Pfajfar.
* Copyright (c) 2001-2004, Roger Dingledine.
* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
* Copyright (c) 2007-2010, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file routerpase.h
* \brief Header file for routerparse.c.
**/
#ifndef _TOR_ROUTERPARSE_H
#define _TOR_ROUTERPARSE_H
int router_get_router_hash(const char *s, size_t s_len, char *digest);
int router_get_dir_hash(const char *s, char *digest);
int router_get_runningrouters_hash(const char *s, char *digest);
int router_get_networkstatus_v2_hash(const char *s, char *digest);
int router_get_networkstatus_v3_hash(const char *s, char *digest,
digest_algorithm_t algorithm);
int router_get_networkstatus_v3_hashes(const char *s, digests_t *digests);
int router_get_extrainfo_hash(const char *s, char *digest);
int router_append_dirobj_signature(char *buf, size_t buf_len,
const char *digest,
size_t digest_len,
crypto_pk_env_t *private_key);
int router_parse_list_from_string(const char **s, const char *eos,
smartlist_t *dest,
saved_location_t saved_location,
int is_extrainfo,
int allow_annotations,
const char *prepend_annotations);
int router_parse_routerlist_from_directory(const char *s,
routerlist_t **dest,
crypto_pk_env_t *pkey,
int check_version,
int write_to_cache);
int router_parse_runningrouters(const char *str);
int router_parse_directory(const char *str);
routerinfo_t *router_parse_entry_from_string(const char *s, const char *end,
int cache_copy,
int allow_annotations,
const char *prepend_annotations);
extrainfo_t *extrainfo_parse_entry_from_string(const char *s, const char *end,
int cache_copy, struct digest_ri_map_t *routermap);
addr_policy_t *router_parse_addr_policy_item_from_string(const char *s,
int assume_action);
version_status_t tor_version_is_obsolete(const char *myversion,
const char *versionlist);
int tor_version_parse(const char *s, tor_version_t *out);
int tor_version_as_new_as(const char *platform, const char *cutoff);
int tor_version_compare(tor_version_t *a, tor_version_t *b);
void sort_version_list(smartlist_t *lst, int remove_duplicates);
void assert_addr_policy_ok(smartlist_t *t);
void dump_distinct_digest_count(int severity);
int compare_routerstatus_entries(const void **_a, const void **_b);
networkstatus_v2_t *networkstatus_v2_parse_from_string(const char *s);
int networkstatus_verify_bw_weights(networkstatus_t *ns);
networkstatus_t *networkstatus_parse_vote_from_string(const char *s,
const char **eos_out,
networkstatus_type_t ns_type);
ns_detached_signatures_t *networkstatus_parse_detached_signatures(
const char *s, const char *eos);
smartlist_t *microdescs_parse_from_string(const char *s, const char *eos,
int allow_annotations,
int copy_body);
authority_cert_t *authority_cert_parse_from_string(const char *s,
const char **end_of_string);
int rend_parse_v2_service_descriptor(rend_service_descriptor_t **parsed_out,
char *desc_id_out,
char **intro_points_encrypted_out,
size_t *intro_points_encrypted_size_out,
size_t *encoded_size_out,
const char **next_out, const char *desc);
int rend_decrypt_introduction_points(char **ipos_decrypted,
size_t *ipos_decrypted_size,
const char *descriptor_cookie,
const char *ipos_encrypted,
size_t ipos_encrypted_size);
int rend_parse_introduction_points(rend_service_descriptor_t *parsed,
const char *intro_points_encoded,
size_t intro_points_encoded_size);
int rend_parse_client_keys(strmap_t *parsed_clients, const char *str);
void tor_gettimeofday_cache_clear(void);
#endif

10
src/test/test.c
View File

@ -43,10 +43,20 @@ long int lround(double x);
double fabs(double x);
#include "or.h"
#include "buffers.h"
#include "circuitbuild.h"
#include "config.h"
#include "connection_edge.h"
#include "geoip.h"
#include "rendcommon.h"
#include "test.h"
#include "torgzip.h"
#include "mempool.h"
#include "memarea.h"
#include "onion.h"
#include "policies.h"
#include "rephist.h"
#include "routerparse.h"
#ifdef USE_DMALLOC
#include <dmalloc.h>

7
src/test/test_dir.c
View File

@ -8,6 +8,13 @@
#define DIRVOTE_PRIVATE
#define ROUTER_PRIVATE
#include "or.h"
#include "directory.h"
#include "dirserv.h"
#include "dirvote.h"
#include "networkstatus.h"
#include "router.h"
#include "routerlist.h"
#include "routerparse.h"
#include "test.h"
static void

2
src/test/test_util.c
View File

@ -7,6 +7,8 @@
#define CONTROL_PRIVATE
#define MEMPOOL_PRIVATE
#include "or.h"
#include "config.h"
#include "control.h"
#include "test.h"
#include "mempool.h"
#include "memarea.h"