#include "aes_ccm.h"
-static int ieee80211_set_encryption(struct ieee80211_sub_if_data *sdata, u8 *sta_addr,
- int idx, int alg, int remove,
- int set_tx_key, const u8 *_key,
- size_t key_len)
-{
- struct ieee80211_local *local = sdata->local;
- struct sta_info *sta;
- struct ieee80211_key *key;
- int err;
-
- if (alg == ALG_AES_CMAC) {
- if (idx < NUM_DEFAULT_KEYS ||
- idx >= NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS) {
- printk(KERN_DEBUG "%s: set_encrypt - invalid idx=%d "
- "(BIP)\n", sdata->dev->name, idx);
- return -EINVAL;
- }
- } else if (idx < 0 || idx >= NUM_DEFAULT_KEYS) {
- printk(KERN_DEBUG "%s: set_encrypt - invalid idx=%d\n",
- sdata->dev->name, idx);
- return -EINVAL;
- }
-
- if (remove) {
- rcu_read_lock();
-
- err = 0;
-
- if (is_broadcast_ether_addr(sta_addr)) {
- key = sdata->keys[idx];
- } else {
- sta = sta_info_get(local, sta_addr);
- if (!sta) {
- err = -ENOENT;
- goto out_unlock;
- }
- key = sta->key;
- }
-
- ieee80211_key_free(key);
- } else {
- key = ieee80211_key_alloc(alg, idx, key_len, _key);
- if (!key)
- return -ENOMEM;
-
- sta = NULL;
- err = 0;
-
- rcu_read_lock();
-
- if (!is_broadcast_ether_addr(sta_addr)) {
- set_tx_key = 0;
- /*
- * According to the standard, the key index of a
- * pairwise key must be zero. However, some AP are
- * broken when it comes to WEP key indices, so we
- * work around this.
- */
- if (idx != 0 && alg != ALG_WEP) {
- ieee80211_key_free(key);
- err = -EINVAL;
- goto out_unlock;
- }
-
- sta = sta_info_get(local, sta_addr);
- if (!sta) {
- ieee80211_key_free(key);
- err = -ENOENT;
- goto out_unlock;
- }
- }
-
- if (alg == ALG_WEP &&
- key_len != LEN_WEP40 && key_len != LEN_WEP104) {
- ieee80211_key_free(key);
- err = -EINVAL;
- goto out_unlock;
- }
-
- ieee80211_key_link(key, sdata, sta);
-
- if (set_tx_key || (!sta && !sdata->default_key && key))
- ieee80211_set_default_key(sdata, idx);
- if (alg == ALG_AES_CMAC &&
- (set_tx_key || (!sta && !sdata->default_mgmt_key && key)))
- ieee80211_set_default_mgmt_key(sdata, idx);
- }
-
- out_unlock:
- rcu_read_unlock();
-
- return err;
-}
-
static int ieee80211_ioctl_siwgenie(struct net_device *dev,
struct iw_request_info *info,
struct iw_point *data, char *extra)
return 0;
}
-static int ieee80211_ioctl_siwencode(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_point *erq, char *keybuf)
-{
- struct ieee80211_sub_if_data *sdata;
- int idx, i, alg = ALG_WEP;
- u8 bcaddr[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
- int remove = 0, ret;
-
- sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-
- idx = erq->flags & IW_ENCODE_INDEX;
- if (idx == 0) {
- if (sdata->default_key)
- for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
- if (sdata->default_key == sdata->keys[i]) {
- idx = i;
- break;
- }
- }
- } else if (idx < 1 || idx > 4)
- return -EINVAL;
- else
- idx--;
-
- if (erq->flags & IW_ENCODE_DISABLED)
- remove = 1;
- else if (erq->length == 0) {
- /* No key data - just set the default TX key index */
- ieee80211_set_default_key(sdata, idx);
- return 0;
- }
-
- ret = ieee80211_set_encryption(
- sdata, bcaddr,
- idx, alg, remove,
- !sdata->default_key,
- keybuf, erq->length);
-
- if (!ret && sdata->vif.type == NL80211_IFTYPE_STATION) {
- if (remove)
- sdata->u.mgd.flags &= ~IEEE80211_STA_TKIP_WEP_USED;
- else
- sdata->u.mgd.flags |= IEEE80211_STA_TKIP_WEP_USED;
- }
-
- return ret;
-}
-
-
-static int ieee80211_ioctl_giwencode(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_point *erq, char *key)
-{
- struct ieee80211_sub_if_data *sdata;
- int idx, i;
-
- sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-
- idx = erq->flags & IW_ENCODE_INDEX;
- if (idx < 1 || idx > 4) {
- idx = -1;
- if (!sdata->default_key)
- idx = 0;
- else for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
- if (sdata->default_key == sdata->keys[i]) {
- idx = i;
- break;
- }
- }
- if (idx < 0)
- return -EINVAL;
- } else
- idx--;
-
- erq->flags = idx + 1;
-
- if (!sdata->keys[idx]) {
- erq->length = 0;
- erq->flags |= IW_ENCODE_DISABLED;
- return 0;
- }
-
- memcpy(key, sdata->keys[idx]->conf.key,
- min_t(int, erq->length, sdata->keys[idx]->conf.keylen));
- erq->length = sdata->keys[idx]->conf.keylen;
- erq->flags |= IW_ENCODE_ENABLED;
-
- if (sdata->vif.type == NL80211_IFTYPE_STATION) {
- switch (sdata->u.mgd.auth_alg) {
- case WLAN_AUTH_OPEN:
- case WLAN_AUTH_LEAP:
- erq->flags |= IW_ENCODE_OPEN;
- break;
- case WLAN_AUTH_SHARED_KEY:
- erq->flags |= IW_ENCODE_RESTRICTED;
- break;
- }
- }
-
- return 0;
-}
-
static int ieee80211_ioctl_siwpower(struct net_device *dev,
struct iw_request_info *info,
struct iw_param *wrq,
}
-static int ieee80211_ioctl_siwencodeext(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_point *erq, char *extra)
-{
- struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
- struct iw_encode_ext *ext = (struct iw_encode_ext *) extra;
- int uninitialized_var(alg), idx, i, remove = 0;
-
- switch (ext->alg) {
- case IW_ENCODE_ALG_NONE:
- remove = 1;
- break;
- case IW_ENCODE_ALG_WEP:
- alg = ALG_WEP;
- break;
- case IW_ENCODE_ALG_TKIP:
- alg = ALG_TKIP;
- break;
- case IW_ENCODE_ALG_CCMP:
- alg = ALG_CCMP;
- break;
- case IW_ENCODE_ALG_AES_CMAC:
- alg = ALG_AES_CMAC;
- break;
- default:
- return -EOPNOTSUPP;
- }
-
- if (erq->flags & IW_ENCODE_DISABLED)
- remove = 1;
-
- idx = erq->flags & IW_ENCODE_INDEX;
- if (alg == ALG_AES_CMAC) {
- if (idx < NUM_DEFAULT_KEYS + 1 ||
- idx > NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS) {
- idx = -1;
- if (!sdata->default_mgmt_key)
- idx = 0;
- else for (i = NUM_DEFAULT_KEYS;
- i < NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS;
- i++) {
- if (sdata->default_mgmt_key == sdata->keys[i])
- {
- idx = i;
- break;
- }
- }
- if (idx < 0)
- return -EINVAL;
- } else
- idx--;
- } else {
- if (idx < 1 || idx > 4) {
- idx = -1;
- if (!sdata->default_key)
- idx = 0;
- else for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
- if (sdata->default_key == sdata->keys[i]) {
- idx = i;
- break;
- }
- }
- if (idx < 0)
- return -EINVAL;
- } else
- idx--;
- }
-
- return ieee80211_set_encryption(sdata, ext->addr.sa_data, idx, alg,
- remove,
- ext->ext_flags &
- IW_ENCODE_EXT_SET_TX_KEY,
- ext->key, ext->key_len);
-}
-
-
/* Structures to export the Wireless Handlers */
static const iw_handler ieee80211_handler[] =
(iw_handler) ieee80211_ioctl_giwtxpower, /* SIOCGIWTXPOW */
(iw_handler) cfg80211_wext_siwretry, /* SIOCSIWRETRY */
(iw_handler) cfg80211_wext_giwretry, /* SIOCGIWRETRY */
- (iw_handler) ieee80211_ioctl_siwencode, /* SIOCSIWENCODE */
- (iw_handler) ieee80211_ioctl_giwencode, /* SIOCGIWENCODE */
+ (iw_handler) cfg80211_wext_siwencode, /* SIOCSIWENCODE */
+ (iw_handler) cfg80211_wext_giwencode, /* SIOCGIWENCODE */
(iw_handler) ieee80211_ioctl_siwpower, /* SIOCSIWPOWER */
(iw_handler) ieee80211_ioctl_giwpower, /* SIOCGIWPOWER */
(iw_handler) NULL, /* -- hole -- */
(iw_handler) NULL, /* SIOCGIWGENIE */
(iw_handler) ieee80211_ioctl_siwauth, /* SIOCSIWAUTH */
(iw_handler) ieee80211_ioctl_giwauth, /* SIOCGIWAUTH */
- (iw_handler) ieee80211_ioctl_siwencodeext, /* SIOCSIWENCODEEXT */
+ (iw_handler) cfg80211_wext_siwencodeext, /* SIOCSIWENCODEEXT */
(iw_handler) NULL, /* SIOCGIWENCODEEXT */
(iw_handler) NULL, /* SIOCSIWPMKSA */
(iw_handler) NULL, /* -- hole -- */
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff