networkstatus.h 6.2 KB

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  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) 2007-2016, The Tor Project, Inc. */
  5. /* See LICENSE for licensing information */
  6. /**
  7. * \file networkstatus.h
  8. * \brief Header file for networkstatus.c.
  9. **/
  10. #ifndef TOR_NETWORKSTATUS_H
  11. #define TOR_NETWORKSTATUS_H
  12. #include "testsupport.h"
  13. void networkstatus_reset_warnings(void);
  14. void networkstatus_reset_download_failures(void);
  15. int router_reload_consensus_networkstatus(void);
  16. void routerstatus_free(routerstatus_t *rs);
  17. void networkstatus_vote_free(networkstatus_t *ns);
  18. networkstatus_voter_info_t *networkstatus_get_voter_by_id(
  19. networkstatus_t *vote,
  20. const char *identity);
  21. int networkstatus_check_consensus_signature(networkstatus_t *consensus,
  22. int warn);
  23. int networkstatus_check_document_signature(const networkstatus_t *consensus,
  24. document_signature_t *sig,
  25. const authority_cert_t *cert);
  26. int compare_digest_to_routerstatus_entry(const void *_key,
  27. const void **_member);
  28. int compare_digest_to_vote_routerstatus_entry(const void *_key,
  29. const void **_member);
  30. const routerstatus_t *networkstatus_vote_find_entry(networkstatus_t *ns,
  31. const char *digest);
  32. routerstatus_t *networkstatus_vote_find_mutable_entry(networkstatus_t *ns,
  33. const char *digest);
  34. int networkstatus_vote_find_entry_idx(networkstatus_t *ns,
  35. const char *digest, int *found_out);
  36. MOCK_DECL(download_status_t *,router_get_dl_status_by_descriptor_digest,
  37. (const char *d));
  38. const routerstatus_t *router_get_consensus_status_by_id(const char *digest);
  39. routerstatus_t *router_get_mutable_consensus_status_by_id(
  40. const char *digest);
  41. const routerstatus_t *router_get_consensus_status_by_descriptor_digest(
  42. networkstatus_t *consensus,
  43. const char *digest);
  44. MOCK_DECL(routerstatus_t *,
  45. router_get_mutable_consensus_status_by_descriptor_digest,
  46. (networkstatus_t *consensus, const char *digest));
  47. const routerstatus_t *router_get_consensus_status_by_nickname(
  48. const char *nickname,
  49. int warn_if_unnamed);
  50. const char *networkstatus_get_router_digest_by_nickname(const char *nickname);
  51. int networkstatus_nickname_is_unnamed(const char *nickname);
  52. void networkstatus_consensus_download_failed(int status_code,
  53. const char *flavname);
  54. void update_consensus_networkstatus_fetch_time(time_t now);
  55. int should_delay_dir_fetches(const or_options_t *options,const char **msg_out);
  56. void update_networkstatus_downloads(time_t now);
  57. void update_certificate_downloads(time_t now);
  58. int consensus_is_waiting_for_certs(void);
  59. int client_would_use_router(const routerstatus_t *rs, time_t now,
  60. const or_options_t *options);
  61. networkstatus_t *networkstatus_get_latest_consensus(void);
  62. MOCK_DECL(networkstatus_t *,networkstatus_get_latest_consensus_by_flavor,
  63. (consensus_flavor_t f));
  64. networkstatus_t *networkstatus_get_live_consensus(time_t now);
  65. networkstatus_t *networkstatus_get_reasonably_live_consensus(time_t now,
  66. int flavor);
  67. int networkstatus_consensus_is_boostrapping(time_t now);
  68. int networkstatus_consensus_can_use_multiple_directories(
  69. const or_options_t *options);
  70. int networkstatus_consensus_can_use_extra_fallbacks(
  71. const or_options_t *options);
  72. int networkstatus_consensus_has_excess_connections(void);
  73. int networkstatus_consensus_is_downloading_usable_flavor(void);
  74. #define NSSET_FROM_CACHE 1
  75. #define NSSET_WAS_WAITING_FOR_CERTS 2
  76. #define NSSET_DONT_DOWNLOAD_CERTS 4
  77. #define NSSET_ACCEPT_OBSOLETE 8
  78. #define NSSET_REQUIRE_FLAVOR 16
  79. int networkstatus_set_current_consensus(const char *consensus,
  80. const char *flavor,
  81. unsigned flags);
  82. void networkstatus_note_certs_arrived(void);
  83. void routers_update_all_from_networkstatus(time_t now, int dir_version);
  84. void routers_update_status_from_consensus_networkstatus(smartlist_t *routers,
  85. int reset_failures);
  86. void signed_descs_update_status_from_consensus_networkstatus(
  87. smartlist_t *descs);
  88. char *networkstatus_getinfo_helper_single(const routerstatus_t *rs);
  89. char *networkstatus_getinfo_by_purpose(const char *purpose_string, time_t now);
  90. void networkstatus_dump_bridge_status_to_file(time_t now);
  91. int32_t networkstatus_get_param(const networkstatus_t *ns,
  92. const char *param_name,
  93. int32_t default_val, int32_t min_val,
  94. int32_t max_val);
  95. int getinfo_helper_networkstatus(control_connection_t *conn,
  96. const char *question, char **answer,
  97. const char **errmsg);
  98. int32_t networkstatus_get_bw_weight(networkstatus_t *ns, const char *weight,
  99. int32_t default_val);
  100. const char *networkstatus_get_flavor_name(consensus_flavor_t flav);
  101. int networkstatus_parse_flavor_name(const char *flavname);
  102. void document_signature_free(document_signature_t *sig);
  103. document_signature_t *document_signature_dup(const document_signature_t *sig);
  104. void networkstatus_free_all(void);
  105. int networkstatus_get_weight_scale_param(networkstatus_t *ns);
  106. #ifdef NETWORKSTATUS_PRIVATE
  107. STATIC void vote_routerstatus_free(vote_routerstatus_t *rs);
  108. #ifdef TOR_UNIT_TESTS
  109. STATIC int networkstatus_set_current_consensus_from_ns(networkstatus_t *c,
  110. const char *flavor);
  111. #endif // TOR_UNIT_TESTS
  112. #endif
  113. #endif