diff options
Diffstat (limited to 'drivers/staging/rtl8192e/rtllib_crypt.c')
| -rw-r--r-- | drivers/staging/rtl8192e/rtllib_crypt.c | 80 |
1 files changed, 45 insertions, 35 deletions
diff --git a/drivers/staging/rtl8192e/rtllib_crypt.c b/drivers/staging/rtl8192e/rtllib_crypt.c index acda37b81848..86152d0e6b5d 100644 --- a/drivers/staging/rtl8192e/rtllib_crypt.c +++ b/drivers/staging/rtl8192e/rtllib_crypt.c @@ -11,7 +11,6 @@ * */ -#include <linux/version.h> #include <linux/module.h> #include <linux/init.h> #include <linux/slab.h> @@ -22,7 +21,7 @@ struct rtllib_crypto_alg { struct list_head list; - struct rtllib_crypto_ops *ops; + struct lib80211_crypto_ops *ops; }; @@ -33,15 +32,15 @@ struct rtllib_crypto { static struct rtllib_crypto *hcrypt; -void rtllib_crypt_deinit_entries(struct rtllib_device *ieee, +void rtllib_crypt_deinit_entries(struct lib80211_crypt_info *info, int force) { struct list_head *ptr, *n; - struct rtllib_crypt_data *entry; + struct lib80211_crypt_data *entry; - for (ptr = ieee->crypt_deinit_list.next, n = ptr->next; - ptr != &ieee->crypt_deinit_list; ptr = n, n = ptr->next) { - entry = list_entry(ptr, struct rtllib_crypt_data, list); + for (ptr = info->crypt_deinit_list.next, n = ptr->next; + ptr != &info->crypt_deinit_list; ptr = n, n = ptr->next) { + entry = list_entry(ptr, struct lib80211_crypt_data, list); if (atomic_read(&entry->refcnt) != 0 && !force) continue; @@ -53,28 +52,30 @@ void rtllib_crypt_deinit_entries(struct rtllib_device *ieee, kfree(entry); } } +EXPORT_SYMBOL(rtllib_crypt_deinit_entries); void rtllib_crypt_deinit_handler(unsigned long data) { - struct rtllib_device *ieee = (struct rtllib_device *)data; + struct lib80211_crypt_info *info = (struct lib80211_crypt_info *)data; unsigned long flags; - spin_lock_irqsave(&ieee->lock, flags); - rtllib_crypt_deinit_entries(ieee, 0); - if (!list_empty(&ieee->crypt_deinit_list)) { + spin_lock_irqsave(info->lock, flags); + rtllib_crypt_deinit_entries(info, 0); + if (!list_empty(&info->crypt_deinit_list)) { printk(KERN_DEBUG "%s: entries remaining in delayed crypt " - "deletion list\n", ieee->dev->name); - ieee->crypt_deinit_timer.expires = jiffies + HZ; - add_timer(&ieee->crypt_deinit_timer); + "deletion list\n", info->name); + info->crypt_deinit_timer.expires = jiffies + HZ; + add_timer(&info->crypt_deinit_timer); } - spin_unlock_irqrestore(&ieee->lock, flags); + spin_unlock_irqrestore(info->lock, flags); } +EXPORT_SYMBOL(rtllib_crypt_deinit_handler); -void rtllib_crypt_delayed_deinit(struct rtllib_device *ieee, - struct rtllib_crypt_data **crypt) +void rtllib_crypt_delayed_deinit(struct lib80211_crypt_info *info, + struct lib80211_crypt_data **crypt) { - struct rtllib_crypt_data *tmp; + struct lib80211_crypt_data *tmp; unsigned long flags; if (*crypt == NULL) @@ -87,16 +88,17 @@ void rtllib_crypt_delayed_deinit(struct rtllib_device *ieee, * decrypt operations. Use a list of delayed deinits to avoid needing * locking. */ - spin_lock_irqsave(&ieee->lock, flags); - list_add(&tmp->list, &ieee->crypt_deinit_list); - if (!timer_pending(&ieee->crypt_deinit_timer)) { - ieee->crypt_deinit_timer.expires = jiffies + HZ; - add_timer(&ieee->crypt_deinit_timer); + spin_lock_irqsave(info->lock, flags); + list_add(&tmp->list, &info->crypt_deinit_list); + if (!timer_pending(&info->crypt_deinit_timer)) { + info->crypt_deinit_timer.expires = jiffies + HZ; + add_timer(&info->crypt_deinit_timer); } - spin_unlock_irqrestore(&ieee->lock, flags); + spin_unlock_irqrestore(info->lock, flags); } +EXPORT_SYMBOL(rtllib_crypt_delayed_deinit); -int rtllib_register_crypto_ops(struct rtllib_crypto_ops *ops) +int rtllib_register_crypto_ops(struct lib80211_crypto_ops *ops) { unsigned long flags; struct rtllib_crypto_alg *alg; @@ -104,11 +106,10 @@ int rtllib_register_crypto_ops(struct rtllib_crypto_ops *ops) if (hcrypt == NULL) return -1; - alg = kmalloc(sizeof(*alg), GFP_KERNEL); + alg = kzalloc(sizeof(*alg), GFP_KERNEL); if (alg == NULL) return -ENOMEM; - memset(alg, 0, sizeof(*alg)); alg->ops = ops; spin_lock_irqsave(&hcrypt->lock, flags); @@ -120,8 +121,9 @@ int rtllib_register_crypto_ops(struct rtllib_crypto_ops *ops) return 0; } +EXPORT_SYMBOL(rtllib_register_crypto_ops); -int rtllib_unregister_crypto_ops(struct rtllib_crypto_ops *ops) +int rtllib_unregister_crypto_ops(struct lib80211_crypto_ops *ops) { unsigned long flags; struct list_head *ptr; @@ -150,9 +152,10 @@ int rtllib_unregister_crypto_ops(struct rtllib_crypto_ops *ops) return del_alg ? 0 : -1; } +EXPORT_SYMBOL(rtllib_unregister_crypto_ops); -struct rtllib_crypto_ops *rtllib_get_crypto_ops(const char *name) +struct lib80211_crypto_ops *rtllib_get_crypto_ops(const char *name) { unsigned long flags; struct list_head *ptr; @@ -177,12 +180,13 @@ struct rtllib_crypto_ops *rtllib_get_crypto_ops(const char *name) else return NULL; } +EXPORT_SYMBOL(rtllib_get_crypto_ops); static void * rtllib_crypt_null_init(int keyidx) { return (void *) 1; } static void rtllib_crypt_null_deinit(void *priv) {} -static struct rtllib_crypto_ops rtllib_crypt_null = { +static struct lib80211_crypto_ops rtllib_crypt_null = { .name = "NULL", .init = rtllib_crypt_null_init, .deinit = rtllib_crypt_null_deinit, @@ -192,8 +196,10 @@ static struct rtllib_crypto_ops rtllib_crypt_null = { .decrypt_msdu = NULL, .set_key = NULL, .get_key = NULL, - .extra_prefix_len = 0, - .extra_postfix_len = 0, + .extra_mpdu_prefix_len = 0, + .extra_mpdu_postfix_len = 0, + .extra_msdu_prefix_len = 0, + .extra_msdu_postfix_len = 0, .owner = THIS_MODULE, }; @@ -202,15 +208,14 @@ int __init rtllib_crypto_init(void) { int ret = -ENOMEM; - hcrypt = kmalloc(sizeof(*hcrypt), GFP_KERNEL); + hcrypt = kzalloc(sizeof(*hcrypt), GFP_KERNEL); if (!hcrypt) goto out; - memset(hcrypt, 0, sizeof(*hcrypt)); INIT_LIST_HEAD(&hcrypt->algs); spin_lock_init(&hcrypt->lock); - ret = rtllib_register_crypto_ops(&rtllib_crypt_null); + ret = lib80211_register_crypto_ops(&rtllib_crypt_null); if (ret < 0) { kfree(hcrypt); hcrypt = NULL; @@ -239,3 +244,8 @@ void __exit rtllib_crypto_deinit(void) kfree(hcrypt); } + +module_init(rtllib_crypto_init); +module_exit(rtllib_crypto_deinit); + +MODULE_LICENSE("GPL"); |