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authorJouni Malinen <j@w1.fi>2008-02-28 01:34:43 (GMT)
committerJouni Malinen <jm@jm.kir.nu>2008-02-28 01:34:43 (GMT)
commit6fc6879bd55a394f807cbbe927df736c190cb8ab (patch)
treecdf50da0c58f21510a808d53502a060d911ff243 /src/rsn_supp/pmksa_cache.h
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Re-initialize hostapd/wpa_supplicant git repository based on 0.6.3 release
Diffstat (limited to 'src/rsn_supp/pmksa_cache.h')
-rw-r--r--src/rsn_supp/pmksa_cache.h126
1 files changed, 126 insertions, 0 deletions
diff --git a/src/rsn_supp/pmksa_cache.h b/src/rsn_supp/pmksa_cache.h
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+++ b/src/rsn_supp/pmksa_cache.h
@@ -0,0 +1,126 @@
+/*
+ * wpa_supplicant - WPA2/RSN PMKSA cache functions
+ * Copyright (c) 2003-2006, Jouni Malinen <j@w1.fi>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * Alternatively, this software may be distributed under the terms of BSD
+ * license.
+ *
+ * See README and COPYING for more details.
+ */
+
+#ifndef PMKSA_CACHE_H
+#define PMKSA_CACHE_H
+
+/**
+ * struct rsn_pmksa_cache_entry - PMKSA cache entry
+ */
+struct rsn_pmksa_cache_entry {
+ struct rsn_pmksa_cache_entry *next;
+ u8 pmkid[PMKID_LEN];
+ u8 pmk[PMK_LEN];
+ size_t pmk_len;
+ os_time_t expiration;
+ int akmp; /* WPA_KEY_MGMT_* */
+ u8 aa[ETH_ALEN];
+
+ os_time_t reauth_time;
+
+ /**
+ * network_ctx - Network configuration context
+ *
+ * This field is only used to match PMKSA cache entries to a specific
+ * network configuration (e.g., a specific SSID and security policy).
+ * This can be a pointer to the configuration entry, but PMKSA caching
+ * code does not dereference the value and this could be any kind of
+ * identifier.
+ */
+ void *network_ctx;
+ int opportunistic;
+};
+
+struct rsn_pmksa_cache;
+
+#if defined(IEEE8021X_EAPOL) && !defined(CONFIG_NO_WPA2)
+
+struct rsn_pmksa_cache *
+pmksa_cache_init(void (*free_cb)(struct rsn_pmksa_cache_entry *entry,
+ void *ctx, int replace),
+ void *ctx, struct wpa_sm *sm);
+void pmksa_cache_deinit(struct rsn_pmksa_cache *pmksa);
+struct rsn_pmksa_cache_entry * pmksa_cache_get(struct rsn_pmksa_cache *pmksa,
+ const u8 *aa, const u8 *pmkid);
+int pmksa_cache_list(struct wpa_sm *sm, char *buf, size_t len);
+struct rsn_pmksa_cache_entry *
+pmksa_cache_add(struct rsn_pmksa_cache *pmksa, const u8 *pmk, size_t pmk_len,
+ const u8 *aa, const u8 *spa, void *network_ctx);
+void pmksa_cache_notify_reconfig(struct rsn_pmksa_cache *pmksa);
+struct rsn_pmksa_cache_entry * pmksa_cache_get_current(struct wpa_sm *sm);
+void pmksa_cache_clear_current(struct wpa_sm *sm);
+int pmksa_cache_set_current(struct wpa_sm *sm, const u8 *pmkid,
+ const u8 *bssid, void *network_ctx,
+ int try_opportunistic);
+struct rsn_pmksa_cache_entry *
+pmksa_cache_get_opportunistic(struct rsn_pmksa_cache *pmksa,
+ void *network_ctx, const u8 *aa);
+
+#else /* IEEE8021X_EAPOL and !CONFIG_NO_WPA2 */
+
+static inline struct rsn_pmksa_cache *
+pmksa_cache_init(void (*free_cb)(struct rsn_pmksa_cache_entry *entry,
+ void *ctx, int replace),
+ void *ctx, struct wpa_sm *sm)
+{
+ return (void *) -1;
+}
+
+static inline void pmksa_cache_deinit(struct rsn_pmksa_cache *pmksa)
+{
+}
+
+static inline struct rsn_pmksa_cache_entry *
+pmksa_cache_get(struct rsn_pmksa_cache *pmksa, const u8 *aa, const u8 *pmkid)
+{
+ return NULL;
+}
+
+static inline struct rsn_pmksa_cache_entry *
+pmksa_cache_get_current(struct wpa_sm *sm)
+{
+ return NULL;
+}
+
+static inline int pmksa_cache_list(struct wpa_sm *sm, char *buf, size_t len)
+{
+ return -1;
+}
+
+static inline struct rsn_pmksa_cache_entry *
+pmksa_cache_add(struct rsn_pmksa_cache *pmksa, const u8 *pmk, size_t pmk_len,
+ const u8 *aa, const u8 *spa, void *network_ctx)
+{
+ return NULL;
+}
+
+static inline void pmksa_cache_notify_reconfig(struct rsn_pmksa_cache *pmksa)
+{
+}
+
+static inline void pmksa_cache_clear_current(struct wpa_sm *sm)
+{
+}
+
+static inline int pmksa_cache_set_current(struct wpa_sm *sm, const u8 *pmkid,
+ const u8 *bssid,
+ void *network_ctx,
+ int try_opportunistic)
+{
+ return -1;
+}
+
+#endif /* IEEE8021X_EAPOL and !CONFIG_NO_WPA2 */
+
+#endif /* PMKSA_CACHE_H */