diff options
Diffstat (limited to 'include/net/ieee80211_crypt.h')
-rw-r--r-- | include/net/ieee80211_crypt.h | 108 |
1 files changed, 0 insertions, 108 deletions
diff --git a/include/net/ieee80211_crypt.h b/include/net/ieee80211_crypt.h deleted file mode 100644 index b3d65e0bedd3..000000000000 --- a/include/net/ieee80211_crypt.h +++ /dev/null | |||
@@ -1,108 +0,0 @@ | |||
1 | /* | ||
2 | * Original code based on Host AP (software wireless LAN access point) driver | ||
3 | * for Intersil Prism2/2.5/3. | ||
4 | * | ||
5 | * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen | ||
6 | * <j@w1.fi> | ||
7 | * Copyright (c) 2002-2003, Jouni Malinen <j@w1.fi> | ||
8 | * | ||
9 | * Adaption to a generic IEEE 802.11 stack by James Ketrenos | ||
10 | * <jketreno@linux.intel.com> | ||
11 | * | ||
12 | * Copyright (c) 2004, Intel Corporation | ||
13 | * | ||
14 | * This program is free software; you can redistribute it and/or modify | ||
15 | * it under the terms of the GNU General Public License version 2 as | ||
16 | * published by the Free Software Foundation. See README and COPYING for | ||
17 | * more details. | ||
18 | */ | ||
19 | |||
20 | /* | ||
21 | * This file defines the interface to the ieee80211 crypto module. | ||
22 | */ | ||
23 | #ifndef IEEE80211_CRYPT_H | ||
24 | #define IEEE80211_CRYPT_H | ||
25 | |||
26 | #include <linux/types.h> | ||
27 | #include <linux/list.h> | ||
28 | #include <net/ieee80211.h> | ||
29 | #include <asm/atomic.h> | ||
30 | |||
31 | enum { | ||
32 | IEEE80211_CRYPTO_TKIP_COUNTERMEASURES = (1 << 0), | ||
33 | }; | ||
34 | |||
35 | struct sk_buff; | ||
36 | struct module; | ||
37 | |||
38 | struct ieee80211_crypto_ops { | ||
39 | const char *name; | ||
40 | struct list_head list; | ||
41 | |||
42 | /* init new crypto context (e.g., allocate private data space, | ||
43 | * select IV, etc.); returns NULL on failure or pointer to allocated | ||
44 | * private data on success */ | ||
45 | void *(*init) (int keyidx); | ||
46 | |||
47 | /* deinitialize crypto context and free allocated private data */ | ||
48 | void (*deinit) (void *priv); | ||
49 | |||
50 | int (*build_iv) (struct sk_buff * skb, int hdr_len, | ||
51 | u8 *key, int keylen, void *priv); | ||
52 | |||
53 | /* encrypt/decrypt return < 0 on error or >= 0 on success. The return | ||
54 | * value from decrypt_mpdu is passed as the keyidx value for | ||
55 | * decrypt_msdu. skb must have enough head and tail room for the | ||
56 | * encryption; if not, error will be returned; these functions are | ||
57 | * called for all MPDUs (i.e., fragments). | ||
58 | */ | ||
59 | int (*encrypt_mpdu) (struct sk_buff * skb, int hdr_len, void *priv); | ||
60 | int (*decrypt_mpdu) (struct sk_buff * skb, int hdr_len, void *priv); | ||
61 | |||
62 | /* These functions are called for full MSDUs, i.e. full frames. | ||
63 | * These can be NULL if full MSDU operations are not needed. */ | ||
64 | int (*encrypt_msdu) (struct sk_buff * skb, int hdr_len, void *priv); | ||
65 | int (*decrypt_msdu) (struct sk_buff * skb, int keyidx, int hdr_len, | ||
66 | void *priv); | ||
67 | |||
68 | int (*set_key) (void *key, int len, u8 * seq, void *priv); | ||
69 | int (*get_key) (void *key, int len, u8 * seq, void *priv); | ||
70 | |||
71 | /* procfs handler for printing out key information and possible | ||
72 | * statistics */ | ||
73 | char *(*print_stats) (char *p, void *priv); | ||
74 | |||
75 | /* Crypto specific flag get/set for configuration settings */ | ||
76 | unsigned long (*get_flags) (void *priv); | ||
77 | unsigned long (*set_flags) (unsigned long flags, void *priv); | ||
78 | |||
79 | /* maximum number of bytes added by encryption; encrypt buf is | ||
80 | * allocated with extra_prefix_len bytes, copy of in_buf, and | ||
81 | * extra_postfix_len; encrypt need not use all this space, but | ||
82 | * the result must start at the beginning of the buffer and correct | ||
83 | * length must be returned */ | ||
84 | int extra_mpdu_prefix_len, extra_mpdu_postfix_len; | ||
85 | int extra_msdu_prefix_len, extra_msdu_postfix_len; | ||
86 | |||
87 | struct module *owner; | ||
88 | }; | ||
89 | |||
90 | struct ieee80211_crypt_data { | ||
91 | struct list_head list; /* delayed deletion list */ | ||
92 | struct ieee80211_crypto_ops *ops; | ||
93 | void *priv; | ||
94 | atomic_t refcnt; | ||
95 | }; | ||
96 | |||
97 | struct ieee80211_device; | ||
98 | |||
99 | int ieee80211_register_crypto_ops(struct ieee80211_crypto_ops *ops); | ||
100 | int ieee80211_unregister_crypto_ops(struct ieee80211_crypto_ops *ops); | ||
101 | struct ieee80211_crypto_ops *ieee80211_get_crypto_ops(const char *name); | ||
102 | void ieee80211_crypt_deinit_entries(struct ieee80211_device *, int); | ||
103 | void ieee80211_crypt_deinit_handler(unsigned long); | ||
104 | void ieee80211_crypt_delayed_deinit(struct ieee80211_device *ieee, | ||
105 | struct ieee80211_crypt_data **crypt); | ||
106 | void ieee80211_crypt_quiescing(struct ieee80211_device *ieee); | ||
107 | |||
108 | #endif | ||