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101 lines
4.0 KiB
C
101 lines
4.0 KiB
C
/* Copyright (c) 2001 Matej Pfajfar.
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* Copyright (c) 2001-2004, Roger Dingledine.
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* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
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* Copyright (c) 2007-2017, The Tor Project, Inc. */
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/* See LICENSE for licensing information */
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/**
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* \file geoip.h
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* \brief Header file for geoip.c.
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**/
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#ifndef TOR_GEOIP_H
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#define TOR_GEOIP_H
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#include "testsupport.h"
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#include "dos.h"
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#ifdef GEOIP_PRIVATE
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STATIC int geoip_parse_entry(const char *line, sa_family_t family);
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STATIC int geoip_get_country_by_ipv4(uint32_t ipaddr);
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STATIC int geoip_get_country_by_ipv6(const struct in6_addr *addr);
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STATIC void clear_geoip_db(void);
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#endif /* defined(GEOIP_PRIVATE) */
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/** Entry in a map from IP address to the last time we've seen an incoming
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* connection from that IP address. Used by bridges only to track which
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* countries have them blocked, or the DoS mitigation subsystem if enabled. */
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typedef struct clientmap_entry_t {
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HT_ENTRY(clientmap_entry_t) node;
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tor_addr_t addr;
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/* Name of pluggable transport used by this client. NULL if no
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pluggable transport was used. */
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char *transport_name;
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/** Time when we last saw this IP address, in MINUTES since the epoch.
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*
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* (This will run out of space around 4011 CE. If Tor is still in use around
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* 4000 CE, please remember to add more bits to last_seen_in_minutes.) */
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unsigned int last_seen_in_minutes:30;
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unsigned int action:2;
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/* This object is used to keep some statistics per client address for the
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* DoS mitigation subsystem. */
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dos_client_stats_t dos_stats;
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} clientmap_entry_t;
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int should_record_bridge_info(const or_options_t *options);
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int geoip_load_file(sa_family_t family, const char *filename);
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MOCK_DECL(int, geoip_get_country_by_addr, (const tor_addr_t *addr));
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MOCK_DECL(int, geoip_get_n_countries, (void));
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const char *geoip_get_country_name(country_t num);
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MOCK_DECL(int, geoip_is_loaded, (sa_family_t family));
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const char *geoip_db_digest(sa_family_t family);
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MOCK_DECL(country_t, geoip_get_country, (const char *countrycode));
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void geoip_note_client_seen(geoip_client_action_t action,
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const tor_addr_t *addr, const char *transport_name,
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time_t now);
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void geoip_remove_old_clients(time_t cutoff);
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clientmap_entry_t *geoip_lookup_client(const tor_addr_t *addr,
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const char *transport_name,
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geoip_client_action_t action);
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size_t geoip_client_cache_total_allocation(void);
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size_t geoip_client_cache_handle_oom(time_t now, size_t min_remove_bytes);
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void geoip_note_ns_response(geoip_ns_response_t response);
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char *geoip_get_transport_history(void);
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int geoip_get_client_history(geoip_client_action_t action,
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char **country_str, char **ipver_str);
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char *geoip_get_request_history(void);
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int getinfo_helper_geoip(control_connection_t *control_conn,
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const char *question, char **answer,
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const char **errmsg);
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void geoip_free_all(void);
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void geoip_start_dirreq(uint64_t dirreq_id, size_t response_size,
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dirreq_type_t type);
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void geoip_change_dirreq_state(uint64_t dirreq_id, dirreq_type_t type,
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dirreq_state_t new_state);
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void geoip_dirreq_stats_init(time_t now);
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void geoip_reset_dirreq_stats(time_t now);
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char *geoip_format_dirreq_stats(time_t now);
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time_t geoip_dirreq_stats_write(time_t now);
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void geoip_dirreq_stats_term(void);
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void geoip_entry_stats_init(time_t now);
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time_t geoip_entry_stats_write(time_t now);
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void geoip_entry_stats_term(void);
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void geoip_reset_entry_stats(time_t now);
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char *geoip_format_entry_stats(time_t now);
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void geoip_bridge_stats_init(time_t now);
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char *geoip_format_bridge_stats(time_t now);
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time_t geoip_bridge_stats_write(time_t now);
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void geoip_bridge_stats_term(void);
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const char *geoip_get_bridge_stats_extrainfo(time_t);
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char *geoip_get_bridge_stats_controller(time_t);
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char *format_client_stats_heartbeat(time_t now);
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#endif /* !defined(TOR_GEOIP_H) */
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