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-rw-r--r--net/mac80211/Makefile1
-rw-r--r--net/mac80211/ieee80211.c56
-rw-r--r--net/mac80211/ieee80211_i.h14
-rw-r--r--net/mac80211/key.c69
4 files changed, 78 insertions, 62 deletions
diff --git a/net/mac80211/Makefile b/net/mac80211/Makefile
index 848260296a0c..d95de3f8a4b1 100644
--- a/net/mac80211/Makefile
+++ b/net/mac80211/Makefile
@@ -20,4 +20,5 @@ mac80211-objs := \
20 ieee80211_cfg.o \ 20 ieee80211_cfg.o \
21 rx.o \ 21 rx.o \
22 tx.o \ 22 tx.o \
23 key.o \
23 $(mac80211-objs-y) 24 $(mac80211-objs-y)
diff --git a/net/mac80211/ieee80211.c b/net/mac80211/ieee80211.c
index 02fb00ec2ed3..f20e647552ec 100644
--- a/net/mac80211/ieee80211.c
+++ b/net/mac80211/ieee80211.c
@@ -33,7 +33,6 @@
33#include "ieee80211_cfg.h" 33#include "ieee80211_cfg.h"
34#include "debugfs.h" 34#include "debugfs.h"
35#include "debugfs_netdev.h" 35#include "debugfs_netdev.h"
36#include "debugfs_key.h"
37 36
38/* privid for wiphys to determine whether they belong to us or not */ 37/* privid for wiphys to determine whether they belong to us or not */
39void *mac80211_wiphy_privid = &mac80211_wiphy_privid; 38void *mac80211_wiphy_privid = &mac80211_wiphy_privid;
@@ -63,61 +62,6 @@ struct ieee80211_tx_status_rtap_hdr {
63} __attribute__ ((packed)); 62} __attribute__ ((packed));
64 63
65 64
66struct ieee80211_key_conf *
67ieee80211_key_data2conf(struct ieee80211_local *local,
68 const struct ieee80211_key *data)
69{
70 struct ieee80211_key_conf *conf;
71
72 conf = kmalloc(sizeof(*conf) + data->keylen, GFP_ATOMIC);
73 if (!conf)
74 return NULL;
75
76 conf->hw_key_idx = data->hw_key_idx;
77 conf->alg = data->alg;
78 conf->keylen = data->keylen;
79 conf->flags = 0;
80 if (data->force_sw_encrypt)
81 conf->flags |= IEEE80211_KEY_FORCE_SW_ENCRYPT;
82 conf->keyidx = data->keyidx;
83 if (data->default_tx_key)
84 conf->flags |= IEEE80211_KEY_DEFAULT_TX_KEY;
85 if (local->default_wep_only)
86 conf->flags |= IEEE80211_KEY_DEFAULT_WEP_ONLY;
87 memcpy(conf->key, data->key, data->keylen);
88
89 return conf;
90}
91
92struct ieee80211_key *ieee80211_key_alloc(struct ieee80211_sub_if_data *sdata,
93 int idx, size_t key_len, gfp_t flags)
94{
95 struct ieee80211_key *key;
96
97 key = kzalloc(sizeof(struct ieee80211_key) + key_len, flags);
98 if (!key)
99 return NULL;
100 kref_init(&key->kref);
101 return key;
102}
103
104static void ieee80211_key_release(struct kref *kref)
105{
106 struct ieee80211_key *key;
107
108 key = container_of(kref, struct ieee80211_key, kref);
109 if (key->alg == ALG_CCMP)
110 ieee80211_aes_key_free(key->u.ccmp.tfm);
111 ieee80211_debugfs_key_remove(key);
112 kfree(key);
113}
114
115void ieee80211_key_free(struct ieee80211_key *key)
116{
117 if (key)
118 kref_put(&key->kref, ieee80211_key_release);
119}
120
121static int rate_list_match(const int *rate_list, int rate) 65static int rate_list_match(const int *rate_list, int rate)
122{ 66{
123 int i; 67 int i;
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 9d3401d12917..af8b9848e021 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -719,12 +719,6 @@ static inline int ieee80211_bssid_match(const u8 *raddr, const u8 *addr)
719int ieee80211_hw_config(struct ieee80211_local *local); 719int ieee80211_hw_config(struct ieee80211_local *local);
720int ieee80211_if_config(struct net_device *dev); 720int ieee80211_if_config(struct net_device *dev);
721int ieee80211_if_config_beacon(struct net_device *dev); 721int ieee80211_if_config_beacon(struct net_device *dev);
722struct ieee80211_key_conf *
723ieee80211_key_data2conf(struct ieee80211_local *local,
724 const struct ieee80211_key *data);
725struct ieee80211_key *ieee80211_key_alloc(struct ieee80211_sub_if_data *sdata,
726 int idx, size_t key_len, gfp_t flags);
727void ieee80211_key_free(struct ieee80211_key *key);
728void ieee80211_rx_mgmt(struct ieee80211_local *local, struct sk_buff *skb, 722void ieee80211_rx_mgmt(struct ieee80211_local *local, struct sk_buff *skb,
729 struct ieee80211_rx_status *status, u32 msg_type); 723 struct ieee80211_rx_status *status, u32 msg_type);
730void ieee80211_prepare_rates(struct ieee80211_local *local, 724void ieee80211_prepare_rates(struct ieee80211_local *local,
@@ -833,6 +827,14 @@ int ieee80211_monitor_start_xmit(struct sk_buff *skb, struct net_device *dev);
833int ieee80211_subif_start_xmit(struct sk_buff *skb, struct net_device *dev); 827int ieee80211_subif_start_xmit(struct sk_buff *skb, struct net_device *dev);
834int ieee80211_mgmt_start_xmit(struct sk_buff *skb, struct net_device *dev); 828int ieee80211_mgmt_start_xmit(struct sk_buff *skb, struct net_device *dev);
835 829
830/* key handling */
831struct ieee80211_key_conf *
832ieee80211_key_data2conf(struct ieee80211_local *local,
833 const struct ieee80211_key *data);
834struct ieee80211_key *ieee80211_key_alloc(struct ieee80211_sub_if_data *sdata,
835 int idx, size_t key_len, gfp_t flags);
836void ieee80211_key_free(struct ieee80211_key *key);
837
836/* for wiphy privid */ 838/* for wiphy privid */
837extern void *mac80211_wiphy_privid; 839extern void *mac80211_wiphy_privid;
838 840
diff --git a/net/mac80211/key.c b/net/mac80211/key.c
new file mode 100644
index 000000000000..b67558c24639
--- /dev/null
+++ b/net/mac80211/key.c
@@ -0,0 +1,69 @@
1/*
2 * Copyright 2002-2005, Instant802 Networks, Inc.
3 * Copyright 2005-2006, Devicescape Software, Inc.
4 * Copyright 2006-2007 Jiri Benc <jbenc@suse.cz>
5 *
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.
9 */
10
11#include <net/mac80211.h>
12#include "ieee80211_i.h"
13#include "debugfs_key.h"
14#include "aes_ccm.h"
15
16struct ieee80211_key_conf *
17ieee80211_key_data2conf(struct ieee80211_local *local,
18 const struct ieee80211_key *data)
19{
20 struct ieee80211_key_conf *conf;
21
22 conf = kmalloc(sizeof(*conf) + data->keylen, GFP_ATOMIC);
23 if (!conf)
24 return NULL;
25
26 conf->hw_key_idx = data->hw_key_idx;
27 conf->alg = data->alg;
28 conf->keylen = data->keylen;
29 conf->flags = 0;
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);
38
39 return conf;
40}
41
42struct ieee80211_key *ieee80211_key_alloc(struct ieee80211_sub_if_data *sdata,
43 int idx, size_t key_len, gfp_t flags)
44{
45 struct ieee80211_key *key;
46
47 key = kzalloc(sizeof(struct ieee80211_key) + key_len, flags);
48 if (!key)
49 return NULL;
50 kref_init(&key->kref);
51 return key;
52}
53
54static void ieee80211_key_release(struct kref *kref)
55{
56 struct ieee80211_key *key;
57
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);
62 kfree(key);
63}
64
65void ieee80211_key_free(struct ieee80211_key *key)
66{
67 if (key)
68 kref_put(&key->kref, ieee80211_key_release);
69}
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-28 19:49:59 -0500