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Diffstat (limited to 'include/net/lib80211.h')
| -rw-r--r-- | include/net/lib80211.h | 122 |
1 files changed, 0 insertions, 122 deletions
diff --git a/include/net/lib80211.h b/include/net/lib80211.h deleted file mode 100644 index fd0f15d87d80..000000000000 --- a/include/net/lib80211.h +++ /dev/null @@ -1,122 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * lib80211.h -- common bits for IEEE802.11 wireless drivers - * - * Copyright (c) 2008, John W. Linville <linville@tuxdriver.com> - * - * Some bits copied from old ieee80211 component, w/ original copyright - * notices below: - * - * Original code based on Host AP (software wireless LAN access point) driver - * for Intersil Prism2/2.5/3. - * - * Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen - * <j@w1.fi> - * Copyright (c) 2002-2003, Jouni Malinen <j@w1.fi> - * - * Adaption to a generic IEEE 802.11 stack by James Ketrenos - * <jketreno@linux.intel.com> - * - * Copyright (c) 2004, Intel Corporation - * - */ - -#ifndef LIB80211_H -#define LIB80211_H - -#include <linux/types.h> -#include <linux/list.h> -#include <linux/atomic.h> -#include <linux/if.h> -#include <linux/skbuff.h> -#include <linux/ieee80211.h> -#include <linux/timer.h> -#include <linux/seq_file.h> - -#define NUM_WEP_KEYS 4 - -enum { - IEEE80211_CRYPTO_TKIP_COUNTERMEASURES = (1 << 0), -}; - -struct module; - -struct lib80211_crypto_ops { - const char *name; - struct list_head list; - - /* init new crypto context (e.g., allocate private data space, - * select IV, etc.); returns NULL on failure or pointer to allocated - * private data on success */ - void *(*init) (int keyidx); - - /* deinitialize crypto context and free allocated private data */ - void (*deinit) (void *priv); - - /* encrypt/decrypt return < 0 on error or >= 0 on success. The return - * value from decrypt_mpdu is passed as the keyidx value for - * decrypt_msdu. skb must have enough head and tail room for the - * encryption; if not, error will be returned; these functions are - * called for all MPDUs (i.e., fragments). - */ - int (*encrypt_mpdu) (struct sk_buff * skb, int hdr_len, void *priv); - int (*decrypt_mpdu) (struct sk_buff * skb, int hdr_len, void *priv); - - /* These functions are called for full MSDUs, i.e. full frames. - * These can be NULL if full MSDU operations are not needed. */ - int (*encrypt_msdu) (struct sk_buff * skb, int hdr_len, void *priv); - int (*decrypt_msdu) (struct sk_buff * skb, int keyidx, int hdr_len, - void *priv); - - int (*set_key) (void *key, int len, u8 * seq, void *priv); - int (*get_key) (void *key, int len, u8 * seq, void *priv); - - /* procfs handler for printing out key information and possible - * statistics */ - void (*print_stats) (struct seq_file *m, void *priv); - - /* Crypto specific flag get/set for configuration settings */ - unsigned long (*get_flags) (void *priv); - unsigned long (*set_flags) (unsigned long flags, void *priv); - - /* maximum number of bytes added by encryption; encrypt buf is - * allocated with extra_prefix_len bytes, copy of in_buf, and - * extra_postfix_len; encrypt need not use all this space, but - * the result must start at the beginning of the buffer and correct - * length must be returned */ - int extra_mpdu_prefix_len, extra_mpdu_postfix_len; - int extra_msdu_prefix_len, extra_msdu_postfix_len; - - struct module *owner; -}; - -struct lib80211_crypt_data { - struct list_head list; /* delayed deletion list */ - const struct lib80211_crypto_ops *ops; - void *priv; - atomic_t refcnt; -}; - -struct lib80211_crypt_info { - char *name; - /* Most clients will already have a lock, - so just point to that. */ - spinlock_t *lock; - - struct lib80211_crypt_data *crypt[NUM_WEP_KEYS]; - int tx_keyidx; /* default TX key index (crypt[tx_keyidx]) */ - struct list_head crypt_deinit_list; - struct timer_list crypt_deinit_timer; - int crypt_quiesced; -}; - -int lib80211_crypt_info_init(struct lib80211_crypt_info *info, char *name, - spinlock_t *lock); -void lib80211_crypt_info_free(struct lib80211_crypt_info *info); -int lib80211_register_crypto_ops(const struct lib80211_crypto_ops *ops); -int lib80211_unregister_crypto_ops(const struct lib80211_crypto_ops *ops); -const struct lib80211_crypto_ops *lib80211_get_crypto_ops(const char *name); -void lib80211_crypt_delayed_deinit(struct lib80211_crypt_info *info, - struct lib80211_crypt_data **crypt); - -#endif /* LIB80211_H */ |