contrib/hostapd/src/ap/pmksa_cache_auth.h

/*
 * hostapd - PMKSA cache for IEEE 802.11i RSN
 * Copyright (c) 2004-2008, 2012, Jouni Malinen <j@w1.fi>
 *
 * This software may be distributed under the terms of the BSD license.
 * See README for more details.
 */

#ifndef PMKSA_CACHE_H
#define PMKSA_CACHE_H

#include "radius/radius.h"

/**
 * struct rsn_pmksa_cache_entry - PMKSA cache entry
 */
struct rsn_pmksa_cache_entry {
	struct rsn_pmksa_cache_entry *next, *hnext;
	u8 pmkid[PMKID_LEN];
	u8 pmk[PMK_LEN];
	size_t pmk_len;
	os_time_t expiration;
	int akmp; /* WPA_KEY_MGMT_* */
	u8 spa[ETH_ALEN];

	u8 *identity;
	size_t identity_len;
	struct wpabuf *cui;
	struct radius_class_data radius_class;
	u8 eap_type_authsrv;
	int vlan_id;
	int opportunistic;
};

struct rsn_pmksa_cache;

struct rsn_pmksa_cache *
pmksa_cache_auth_init(void (*free_cb)(struct rsn_pmksa_cache_entry *entry,
				      void *ctx), void *ctx);
void pmksa_cache_auth_deinit(struct rsn_pmksa_cache *pmksa);
struct rsn_pmksa_cache_entry *
pmksa_cache_auth_get(struct rsn_pmksa_cache *pmksa,
		     const u8 *spa, const u8 *pmkid);
struct rsn_pmksa_cache_entry * pmksa_cache_get_okc(
	struct rsn_pmksa_cache *pmksa, const u8 *spa, const u8 *aa,
	const u8 *pmkid);
struct rsn_pmksa_cache_entry *
pmksa_cache_auth_add(struct rsn_pmksa_cache *pmksa,
		     const u8 *pmk, size_t pmk_len,
		     const u8 *aa, const u8 *spa, int session_timeout,
		     struct eapol_state_machine *eapol, int akmp);
struct rsn_pmksa_cache_entry *
pmksa_cache_add_okc(struct rsn_pmksa_cache *pmksa,
		    const struct rsn_pmksa_cache_entry *old_entry,
		    const u8 *aa, const u8 *pmkid);
void pmksa_cache_to_eapol_data(struct rsn_pmksa_cache_entry *entry,
			       struct eapol_state_machine *eapol);
void pmksa_cache_free_entry(struct rsn_pmksa_cache *pmksa,
			    struct rsn_pmksa_cache_entry *entry);

#endif /* PMKSA_CACHE_H */
Commit	Line	Data
	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
	9	#ifndef PMKSA_CACHE_H
	10	#define PMKSA_CACHE_H
	11
	12	#include "radius/radius.h"
	13
	14	/**
	15	* struct rsn_pmksa_cache_entry - PMKSA cache entry
	16	*/
	17	struct rsn_pmksa_cache_entry {
	18	struct rsn_pmksa_cache_entry next, hnext;
	19	u8 pmkid[PMKID_LEN];
	20	u8 pmk[PMK_LEN];
	21	size_t pmk_len;
	22	os_time_t expiration;
	23	int akmp; /* WPA_KEY_MGMT_* */
	24	u8 spa[ETH_ALEN];
	25
	26	u8 *identity;
	27	size_t identity_len;
	28	struct wpabuf *cui;
	29	struct radius_class_data radius_class;
	30	u8 eap_type_authsrv;
	31	int vlan_id;
	32	int opportunistic;
	33	};
	34
	35	struct rsn_pmksa_cache;
	36
	37	struct rsn_pmksa_cache *
	38	pmksa_cache_auth_init(void (free_cb)(struct rsn_pmksa_cache_entry entry,
	39	void ctx), void ctx);
	40	void pmksa_cache_auth_deinit(struct rsn_pmksa_cache *pmksa);
	41	struct rsn_pmksa_cache_entry *
	42	pmksa_cache_auth_get(struct rsn_pmksa_cache *pmksa,
	43	const u8 spa, const u8 pmkid);
	44	struct rsn_pmksa_cache_entry * pmksa_cache_get_okc(
	45	struct rsn_pmksa_cache pmksa, const u8 spa, const u8 *aa,
	46	const u8 *pmkid);
	47	struct rsn_pmksa_cache_entry *
	48	pmksa_cache_auth_add(struct rsn_pmksa_cache *pmksa,
	49	const u8 *pmk, size_t pmk_len,
	50	const u8 aa, const u8 spa, int session_timeout,
	51	struct eapol_state_machine *eapol, int akmp);
	52	struct rsn_pmksa_cache_entry *
	53	pmksa_cache_add_okc(struct rsn_pmksa_cache *pmksa,
	54	const struct rsn_pmksa_cache_entry *old_entry,
	55	const u8 aa, const u8 pmkid);
	56	void pmksa_cache_to_eapol_data(struct rsn_pmksa_cache_entry *entry,
	57	struct eapol_state_machine *eapol);
	58	void pmksa_cache_free_entry(struct rsn_pmksa_cache *pmksa,
	59	struct rsn_pmksa_cache_entry *entry);
	60
	61	#endif /* PMKSA_CACHE_H */