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lib80211: absorb crypto bits from net/ieee80211

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These bits are shared already between ipw2x00 and hostap, and could
probably be shared both more cleanly and with other drivers.  This
commit simply relocates the code to lib80211 and adjusts the drivers
appropriately.

Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
John W. Linville
2008-10-29 11:35:05 -04:00
parent dfe1bafdba
commit 274bfb8dc5
30 changed files with 680 additions and 694 deletions
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36
drivers/net/wireless/hostap/hostap_hw.c
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@@ -47,7 +47,7 @@
#include <linux/wireless.h>
#include <net/iw_handler.h>
#include <net/ieee80211.h>
#include <net/ieee80211_crypt.h>
#include <net/lib80211.h>
#include <asm/irq.h>
#include "hostap_80211.h"
@@ -2791,11 +2791,12 @@ static void prism2_check_sta_fw_version(local_info_t *local)
static void prism2_crypt_deinit_entries(local_info_t *local, int force)
{
struct list_head *ptr, *n;
struct ieee80211_crypt_data *entry;
struct lib80211_crypt_data *entry;
for (ptr = local->crypt_deinit_list.next, n = ptr->next;
ptr != &local->crypt_deinit_list; ptr = n, n = ptr->next) {
entry = list_entry(ptr, struct ieee80211_crypt_data, list);
for (ptr = local->crypt_info.crypt_deinit_list.next, n = ptr->next;
ptr != &local->crypt_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;
@@ -2816,11 +2817,11 @@ static void prism2_crypt_deinit_handler(unsigned long data)
spin_lock_irqsave(&local->lock, flags);
prism2_crypt_deinit_entries(local, 0);
if (!list_empty(&local->crypt_deinit_list)) {
if (!list_empty(&local->crypt_info.crypt_deinit_list)) {
printk(KERN_DEBUG "%s: entries remaining in delayed crypt "
"deletion list\n", local->dev->name);
local->crypt_deinit_timer.expires = jiffies + HZ;
add_timer(&local->crypt_deinit_timer);
local->crypt_info.crypt_deinit_timer.expires = jiffies + HZ;
add_timer(&local->crypt_info.crypt_deinit_timer);
}
spin_unlock_irqrestore(&local->lock, flags);
@@ -3250,10 +3251,13 @@ while (0)
INIT_LIST_HEAD(&local->cmd_queue);
init_waitqueue_head(&local->hostscan_wq);
INIT_LIST_HEAD(&local->crypt_deinit_list);
init_timer(&local->crypt_deinit_timer);
local->crypt_deinit_timer.data = (unsigned long) local;
local->crypt_deinit_timer.function = prism2_crypt_deinit_handler;
local->crypt_info.name = dev->name;
local->crypt_info.lock = &local->lock;
INIT_LIST_HEAD(&local->crypt_info.crypt_deinit_list);
init_timer(&local->crypt_info.crypt_deinit_timer);
local->crypt_info.crypt_deinit_timer.data = (unsigned long) local;
local->crypt_info.crypt_deinit_timer.function = prism2_crypt_deinit_handler;
init_timer(&local->passive_scan_timer);
local->passive_scan_timer.data = (unsigned long) local;
@@ -3354,8 +3358,8 @@ static void prism2_free_local_data(struct net_device *dev)
flush_scheduled_work();
if (timer_pending(&local->crypt_deinit_timer))
del_timer(&local->crypt_deinit_timer);
if (timer_pending(&local->crypt_info.crypt_deinit_timer))
del_timer(&local->crypt_info.crypt_deinit_timer);
prism2_crypt_deinit_entries(local, 1);
if (timer_pending(&local->passive_scan_timer))
@@ -3374,12 +3378,12 @@ static void prism2_free_local_data(struct net_device *dev)
prism2_callback(local, PRISM2_CALLBACK_DISABLE);
for (i = 0; i < WEP_KEYS; i++) {
struct ieee80211_crypt_data *crypt = local->crypt[i];
struct lib80211_crypt_data *crypt = local->crypt_info.crypt[i];
if (crypt) {
if (crypt->ops)
crypt->ops->deinit(crypt->priv);
kfree(crypt);
local->crypt[i] = NULL;
local->crypt_info.crypt[i] = NULL;
}
}