2
* wpa_supplicant - WPA2/RSN PMKSA cache functions
3
* Copyright (c) 2003-2006, Jouni Malinen <j@w1.fi>
5
* This program is free software; you can redistribute it and/or modify
6
* it under the terms of the GNU General Public License version 2 as
7
* published by the Free Software Foundation.
9
* Alternatively, this software may be distributed under the terms of BSD
12
* See README and COPYING for more details.
19
* struct rsn_pmksa_cache_entry - PMKSA cache entry
21
struct rsn_pmksa_cache_entry {
22
struct rsn_pmksa_cache_entry *next;
27
int akmp; /* WPA_KEY_MGMT_* */
30
os_time_t reauth_time;
33
* network_ctx - Network configuration context
35
* This field is only used to match PMKSA cache entries to a specific
36
* network configuration (e.g., a specific SSID and security policy).
37
* This can be a pointer to the configuration entry, but PMKSA caching
38
* code does not dereference the value and this could be any kind of
45
struct rsn_pmksa_cache;
47
#if defined(IEEE8021X_EAPOL) && !defined(CONFIG_NO_WPA2)
49
struct rsn_pmksa_cache *
50
pmksa_cache_init(void (*free_cb)(struct rsn_pmksa_cache_entry *entry,
51
void *ctx, int replace),
52
void *ctx, struct wpa_sm *sm);
53
void pmksa_cache_deinit(struct rsn_pmksa_cache *pmksa);
54
struct rsn_pmksa_cache_entry * pmksa_cache_get(struct rsn_pmksa_cache *pmksa,
55
const u8 *aa, const u8 *pmkid);
56
int pmksa_cache_list(struct wpa_sm *sm, char *buf, size_t len);
57
struct rsn_pmksa_cache_entry *
58
pmksa_cache_add(struct rsn_pmksa_cache *pmksa, const u8 *pmk, size_t pmk_len,
59
const u8 *aa, const u8 *spa, void *network_ctx);
60
void pmksa_cache_notify_reconfig(struct rsn_pmksa_cache *pmksa);
61
struct rsn_pmksa_cache_entry * pmksa_cache_get_current(struct wpa_sm *sm);
62
void pmksa_cache_clear_current(struct wpa_sm *sm);
63
int pmksa_cache_set_current(struct wpa_sm *sm, const u8 *pmkid,
64
const u8 *bssid, void *network_ctx,
65
int try_opportunistic);
66
struct rsn_pmksa_cache_entry *
67
pmksa_cache_get_opportunistic(struct rsn_pmksa_cache *pmksa,
68
void *network_ctx, const u8 *aa);
70
#else /* IEEE8021X_EAPOL and !CONFIG_NO_WPA2 */
72
static inline struct rsn_pmksa_cache *
73
pmksa_cache_init(void (*free_cb)(struct rsn_pmksa_cache_entry *entry,
74
void *ctx, int replace),
75
void *ctx, struct wpa_sm *sm)
80
static inline void pmksa_cache_deinit(struct rsn_pmksa_cache *pmksa)
84
static inline struct rsn_pmksa_cache_entry *
85
pmksa_cache_get(struct rsn_pmksa_cache *pmksa, const u8 *aa, const u8 *pmkid)
90
static inline struct rsn_pmksa_cache_entry *
91
pmksa_cache_get_current(struct wpa_sm *sm)
96
static inline int pmksa_cache_list(struct wpa_sm *sm, char *buf, size_t len)
101
static inline struct rsn_pmksa_cache_entry *
102
pmksa_cache_add(struct rsn_pmksa_cache *pmksa, const u8 *pmk, size_t pmk_len,
103
const u8 *aa, const u8 *spa, void *network_ctx)
108
static inline void pmksa_cache_notify_reconfig(struct rsn_pmksa_cache *pmksa)
112
static inline void pmksa_cache_clear_current(struct wpa_sm *sm)
116
static inline int pmksa_cache_set_current(struct wpa_sm *sm, const u8 *pmkid,
119
int try_opportunistic)
124
#endif /* IEEE8021X_EAPOL and !CONFIG_NO_WPA2 */
126
#endif /* PMKSA_CACHE_H */