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Use PMKSA cache entries with only a single network context

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When looking for PMKSA cache entries to use with a new association, only
accept entries created with the same network block that was used to
create the cache entry.

Signed-hostap: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2012-02-04 12:32:35 +02:00
parent d93dfbd588
commit 96efeeb66b
5 changed files with 37 additions and 17 deletions
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5
src/rsn_supp/pmksa_cache.h
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@ -1,6 +1,6 @@
/*
* wpa_supplicant - WPA2/RSN PMKSA cache functions
* Copyright (c) 2003-2008, Jouni Malinen <j@w1.fi>
* Copyright (c) 2003-2009, 2011-2012, 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
@ -52,7 +52,8 @@ pmksa_cache_init(void (*free_cb)(struct rsn_pmksa_cache_entry *entry,
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);
const u8 *aa, const u8 *pmkid,
const void *network_ctx);
int pmksa_cache_list(struct rsn_pmksa_cache *pmksa, 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,