901d1fe1e5
This is needed to avoid allowing the STA to reconnect using a cached PMKSA. ESS disassoc imminent notification is normally used to indicate that the STA session will be terminated and as such, requiring full authentication through the authentication server after this is needed. Signed-hostap: Jouni Malinen <jouni@qca.qualcomm.com>
62 lines
1.8 KiB
C
62 lines
1.8 KiB
C
/*
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* hostapd - PMKSA cache for IEEE 802.11i RSN
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* Copyright (c) 2004-2008, 2012, Jouni Malinen <j@w1.fi>
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*
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* This software may be distributed under the terms of the BSD license.
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* See README for more details.
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*/
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#ifndef PMKSA_CACHE_H
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#define PMKSA_CACHE_H
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#include "radius/radius.h"
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/**
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* struct rsn_pmksa_cache_entry - PMKSA cache entry
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*/
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struct rsn_pmksa_cache_entry {
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struct rsn_pmksa_cache_entry *next, *hnext;
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u8 pmkid[PMKID_LEN];
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u8 pmk[PMK_LEN];
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size_t pmk_len;
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os_time_t expiration;
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int akmp; /* WPA_KEY_MGMT_* */
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u8 spa[ETH_ALEN];
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u8 *identity;
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size_t identity_len;
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struct wpabuf *cui;
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struct radius_class_data radius_class;
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u8 eap_type_authsrv;
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int vlan_id;
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int opportunistic;
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};
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struct rsn_pmksa_cache;
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struct rsn_pmksa_cache *
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pmksa_cache_auth_init(void (*free_cb)(struct rsn_pmksa_cache_entry *entry,
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void *ctx), void *ctx);
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void pmksa_cache_auth_deinit(struct rsn_pmksa_cache *pmksa);
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struct rsn_pmksa_cache_entry *
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pmksa_cache_auth_get(struct rsn_pmksa_cache *pmksa,
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const u8 *spa, const u8 *pmkid);
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struct rsn_pmksa_cache_entry * pmksa_cache_get_okc(
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struct rsn_pmksa_cache *pmksa, const u8 *spa, const u8 *aa,
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const u8 *pmkid);
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struct rsn_pmksa_cache_entry *
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pmksa_cache_auth_add(struct rsn_pmksa_cache *pmksa,
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const u8 *pmk, size_t pmk_len,
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const u8 *aa, const u8 *spa, int session_timeout,
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struct eapol_state_machine *eapol, int akmp);
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struct rsn_pmksa_cache_entry *
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pmksa_cache_add_okc(struct rsn_pmksa_cache *pmksa,
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const struct rsn_pmksa_cache_entry *old_entry,
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const u8 *aa, const u8 *pmkid);
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void pmksa_cache_to_eapol_data(struct rsn_pmksa_cache_entry *entry,
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struct eapol_state_machine *eapol);
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void pmksa_cache_free_entry(struct rsn_pmksa_cache *pmksa,
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struct rsn_pmksa_cache_entry *entry);
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#endif /* PMKSA_CACHE_H */
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