src/or/addressmap.h

   1 /* Copyright (c) 2001 Matej Pfajfar.
   2  * Copyright (c) 2001-2004, Roger Dingledine.
   3  * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
   4  * Copyright (c) 2007-2015, The Tor Project, Inc. */
   5 /* See LICENSE for licensing information */
   6
   7 #ifndef TOR_ADDRESSMAP_H
   8 #define TOR_ADDRESSMAP_H
   9
  10 #include "testsupport.h"
  11
  12 void addressmap_init(void);
  13 void addressmap_clear_excluded_trackexithosts(const or_options_t *options);
  14 void addressmap_clear_invalid_automaps(const or_options_t *options);
  15 void addressmap_clean(time_t now);
  16 void addressmap_clear_configured(void);
  17 void addressmap_clear_transient(void);
  18 void addressmap_free_all(void);
  19 #define AMR_FLAG_USE_IPV4_DNS   (1u<<0)
  20 #define AMR_FLAG_USE_IPV6_DNS   (1u<<1)
  21 #define AMR_FLAG_USE_MAPADDRESS (1u<<2)
  22 #define AMR_FLAG_USE_AUTOMAP    (1u<<3)
  23 #define AMR_FLAG_USE_TRACKEXIT  (1u<<4)
  24 int addressmap_rewrite(char *address, size_t maxlen, unsigned flags,
  25                        time_t *expires_out,
  26                        addressmap_entry_source_t *exit_source_out);
  27 int addressmap_rewrite_reverse(char *address, size_t maxlen, unsigned flags,
  28                                time_t *expires_out);
  29 int addressmap_have_mapping(const char *address, int update_timeout);
  30
  31 void addressmap_register(const char *address, char *new_address,
  32                          time_t expires, addressmap_entry_source_t source,
  33                          const int address_wildcard,
  34                          const int new_address_wildcard);
  35 int parse_virtual_addr_network(const char *val,
  36                                sa_family_t family, int validate_only,
  37                                char **msg);
  38 int client_dns_incr_failures(const char *address);
  39 void client_dns_clear_failures(const char *address);
  40 void client_dns_set_addressmap(entry_connection_t *for_conn,
  41                                const char *address, const tor_addr_t *val,
  42                                const char *exitname, int ttl);
  43 const char *addressmap_register_virtual_address(int type, char *new_address);
  44 void addressmap_get_mappings(smartlist_t *sl, time_t min_expires,
  45                              time_t max_expires, int want_expiry);
  46 int address_is_in_virtual_range(const char *addr);
  47 void clear_trackexithost_mappings(const char *exitname);
  48 void client_dns_set_reverse_addressmap(entry_connection_t *for_conn,
  49                                        const char *address, const char *v,
  50                                        const char *exitname, int ttl);
  51 int addressmap_address_should_automap(const char *address,
  52                                       const or_options_t *options);
  53
  54 #ifdef ADDRESSMAP_PRIVATE
  55 typedef struct virtual_addr_conf_t {
  56   tor_addr_t addr;
  57   maskbits_t bits;
  58 } virtual_addr_conf_t;
  59
  60 STATIC void get_random_virtual_addr(const virtual_addr_conf_t *conf,
  61                                     tor_addr_t *addr_out);
  62 #endif
  63
  64 #endif
  65