1214501Srpaulo/* 2214501Srpaulo * hostapd - PMKSA cache for IEEE 802.11i RSN 3252726Srpaulo * Copyright (c) 2004-2008, 2012, Jouni Malinen <j@w1.fi> 4214501Srpaulo * 5252726Srpaulo * This software may be distributed under the terms of the BSD license. 6252726Srpaulo * See README for more details. 7214501Srpaulo */ 8214501Srpaulo 9214501Srpaulo#ifndef PMKSA_CACHE_H 10214501Srpaulo#define PMKSA_CACHE_H 11214501Srpaulo 12214501Srpaulo#include "radius/radius.h" 13214501Srpaulo 14214501Srpaulo/** 15214501Srpaulo * struct rsn_pmksa_cache_entry - PMKSA cache entry 16214501Srpaulo */ 17214501Srpaulostruct rsn_pmksa_cache_entry { 18214501Srpaulo struct rsn_pmksa_cache_entry *next, *hnext; 19214501Srpaulo u8 pmkid[PMKID_LEN]; 20337817Scy u8 pmk[PMK_LEN_MAX]; 21214501Srpaulo size_t pmk_len; 22214501Srpaulo os_time_t expiration; 23214501Srpaulo int akmp; /* WPA_KEY_MGMT_* */ 24214501Srpaulo u8 spa[ETH_ALEN]; 25214501Srpaulo 26214501Srpaulo u8 *identity; 27214501Srpaulo size_t identity_len; 28252726Srpaulo struct wpabuf *cui; 29214501Srpaulo struct radius_class_data radius_class; 30214501Srpaulo u8 eap_type_authsrv; 31337817Scy struct vlan_description *vlan_desc; 32214501Srpaulo int opportunistic; 33281806Srpaulo 34337817Scy u64 acct_multi_session_id; 35214501Srpaulo}; 36214501Srpaulo 37214501Srpaulostruct rsn_pmksa_cache; 38346981Scystruct radius_das_attrs; 39214501Srpaulo 40214501Srpaulostruct rsn_pmksa_cache * 41214501Srpaulopmksa_cache_auth_init(void (*free_cb)(struct rsn_pmksa_cache_entry *entry, 42214501Srpaulo void *ctx), void *ctx); 43214501Srpaulovoid pmksa_cache_auth_deinit(struct rsn_pmksa_cache *pmksa); 44214501Srpaulostruct rsn_pmksa_cache_entry * 45214501Srpaulopmksa_cache_auth_get(struct rsn_pmksa_cache *pmksa, 46214501Srpaulo const u8 *spa, const u8 *pmkid); 47214501Srpaulostruct rsn_pmksa_cache_entry * pmksa_cache_get_okc( 48214501Srpaulo struct rsn_pmksa_cache *pmksa, const u8 *spa, const u8 *aa, 49214501Srpaulo const u8 *pmkid); 50214501Srpaulostruct rsn_pmksa_cache_entry * 51214501Srpaulopmksa_cache_auth_add(struct rsn_pmksa_cache *pmksa, 52337817Scy const u8 *pmk, size_t pmk_len, const u8 *pmkid, 53281806Srpaulo const u8 *kck, size_t kck_len, 54214501Srpaulo const u8 *aa, const u8 *spa, int session_timeout, 55214501Srpaulo struct eapol_state_machine *eapol, int akmp); 56214501Srpaulostruct rsn_pmksa_cache_entry * 57346981Scypmksa_cache_auth_create_entry(const u8 *pmk, size_t pmk_len, const u8 *pmkid, 58346981Scy const u8 *kck, size_t kck_len, const u8 *aa, 59346981Scy const u8 *spa, int session_timeout, 60346981Scy struct eapol_state_machine *eapol, int akmp); 61346981Scyint pmksa_cache_auth_add_entry(struct rsn_pmksa_cache *pmksa, 62346981Scy struct rsn_pmksa_cache_entry *entry); 63346981Scystruct rsn_pmksa_cache_entry * 64214501Srpaulopmksa_cache_add_okc(struct rsn_pmksa_cache *pmksa, 65214501Srpaulo const struct rsn_pmksa_cache_entry *old_entry, 66214501Srpaulo const u8 *aa, const u8 *pmkid); 67337817Scyvoid pmksa_cache_to_eapol_data(struct hostapd_data *hapd, 68337817Scy struct rsn_pmksa_cache_entry *entry, 69214501Srpaulo struct eapol_state_machine *eapol); 70281806Srpaulovoid pmksa_cache_free_entry(struct rsn_pmksa_cache *pmksa, 71281806Srpaulo struct rsn_pmksa_cache_entry *entry); 72281806Srpauloint pmksa_cache_auth_radius_das_disconnect(struct rsn_pmksa_cache *pmksa, 73281806Srpaulo struct radius_das_attrs *attr); 74337817Scyint pmksa_cache_auth_list(struct rsn_pmksa_cache *pmksa, char *buf, size_t len); 75337817Scyvoid pmksa_cache_auth_flush(struct rsn_pmksa_cache *pmksa); 76346981Scyint pmksa_cache_auth_list_mesh(struct rsn_pmksa_cache *pmksa, const u8 *addr, 77346981Scy char *buf, size_t len); 78214501Srpaulo 79214501Srpaulo#endif /* PMKSA_CACHE_H */ 80