pmksa_cache_auth.h 1.8 KB

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  1. /*
  2. * hostapd - PMKSA cache for IEEE 802.11i RSN
  3. * Copyright (c) 2004-2008, 2012, Jouni Malinen <j@w1.fi>
  4. *
  5. * This software may be distributed under the terms of the BSD license.
  6. * See README for more details.
  7. */
  8. #ifndef PMKSA_CACHE_H
  9. #define PMKSA_CACHE_H
  10. #include "radius/radius.h"
  11. /**
  12. * struct rsn_pmksa_cache_entry - PMKSA cache entry
  13. */
  14. struct rsn_pmksa_cache_entry {
  15. struct rsn_pmksa_cache_entry *next, *hnext;
  16. u8 pmkid[PMKID_LEN];
  17. u8 pmk[PMK_LEN];
  18. size_t pmk_len;
  19. os_time_t expiration;
  20. int akmp; /* WPA_KEY_MGMT_* */
  21. u8 spa[ETH_ALEN];
  22. u8 *identity;
  23. size_t identity_len;
  24. struct wpabuf *cui;
  25. struct radius_class_data radius_class;
  26. u8 eap_type_authsrv;
  27. int vlan_id;
  28. int opportunistic;
  29. };
  30. struct rsn_pmksa_cache;
  31. struct rsn_pmksa_cache *
  32. pmksa_cache_auth_init(void (*free_cb)(struct rsn_pmksa_cache_entry *entry,
  33. void *ctx), void *ctx);
  34. void pmksa_cache_auth_deinit(struct rsn_pmksa_cache *pmksa);
  35. struct rsn_pmksa_cache_entry *
  36. pmksa_cache_auth_get(struct rsn_pmksa_cache *pmksa,
  37. const u8 *spa, const u8 *pmkid);
  38. struct rsn_pmksa_cache_entry * pmksa_cache_get_okc(
  39. struct rsn_pmksa_cache *pmksa, const u8 *spa, const u8 *aa,
  40. const u8 *pmkid);
  41. struct rsn_pmksa_cache_entry *
  42. pmksa_cache_auth_add(struct rsn_pmksa_cache *pmksa,
  43. const u8 *pmk, size_t pmk_len,
  44. const u8 *aa, const u8 *spa, int session_timeout,
  45. struct eapol_state_machine *eapol, int akmp);
  46. struct rsn_pmksa_cache_entry *
  47. pmksa_cache_add_okc(struct rsn_pmksa_cache *pmksa,
  48. const struct rsn_pmksa_cache_entry *old_entry,
  49. const u8 *aa, const u8 *pmkid);
  50. void pmksa_cache_to_eapol_data(struct rsn_pmksa_cache_entry *entry,
  51. struct eapol_state_machine *eapol);
  52. void pmksa_cache_free_entry(struct rsn_pmksa_cache *pmksa,
  53. struct rsn_pmksa_cache_entry *entry);
  54. #endif /* PMKSA_CACHE_H */