2 * Copyright 2002-2005, Instant802 Networks, Inc.
3 * Copyright 2005-2006, Devicescape Software, Inc.
4 * Copyright 2006-2007 Jiri Benc <jbenc@suse.cz>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
11 #include <net/mac80211.h>
12 #include "ieee80211_i.h"
13 #include "debugfs_key.h"
16 struct ieee80211_key_conf *
17 ieee80211_key_data2conf(struct ieee80211_local *local,
18 const struct ieee80211_key *data)
20 struct ieee80211_key_conf *conf;
22 conf = kmalloc(sizeof(*conf) + data->keylen, GFP_ATOMIC);
26 conf->hw_key_idx = data->hw_key_idx;
27 conf->alg = data->alg;
28 conf->keylen = data->keylen;
30 if (data->force_sw_encrypt)
31 conf->flags |= IEEE80211_KEY_FORCE_SW_ENCRYPT;
32 conf->keyidx = data->keyidx;
33 if (data->default_tx_key)
34 conf->flags |= IEEE80211_KEY_DEFAULT_TX_KEY;
35 if (local->default_wep_only)
36 conf->flags |= IEEE80211_KEY_DEFAULT_WEP_ONLY;
37 memcpy(conf->key, data->key, data->keylen);
42 struct ieee80211_key *ieee80211_key_alloc(struct ieee80211_sub_if_data *sdata,
43 int idx, size_t key_len, gfp_t flags)
45 struct ieee80211_key *key;
47 key = kzalloc(sizeof(struct ieee80211_key) + key_len, flags);
50 kref_init(&key->kref);
54 static void ieee80211_key_release(struct kref *kref)
56 struct ieee80211_key *key;
58 key = container_of(kref, struct ieee80211_key, kref);
59 if (key->alg == ALG_CCMP)
60 ieee80211_aes_key_free(key->u.ccmp.tfm);
61 ieee80211_debugfs_key_remove(key);
65 void ieee80211_key_free(struct ieee80211_key *key)
68 kref_put(&key->kref, ieee80211_key_release);