iwmc3200wifi: cfg80211 key hooks implemetation
This patch implements the new cfg80211 privacy related hooks: add/get/set_key
and the set_default_key one.
With this implementation we can now call the wext-compat *encode* routines and
reduce our own wext code.
Signed-off-by: Samuel Ortiz <samuel.ortiz@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwmc3200wifi/cfg80211.c b/drivers/net/wireless/iwmc3200wifi/cfg80211.c
index bc89b1e..739bd9b 100644
--- a/drivers/net/wireless/iwmc3200wifi/cfg80211.c
+++ b/drivers/net/wireless/iwmc3200wifi/cfg80211.c
@@ -23,6 +23,7 @@
#include <linux/kernel.h>
#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
#include <linux/wireless.h>
#include <linux/ieee80211.h>
#include <net/cfg80211.h>
@@ -130,6 +131,173 @@
.n_bitrates = iwm_a_rates_size,
};
+static int iwm_key_init(struct iwm_key *key, u8 key_index,
+ const u8 *mac_addr, struct key_params *params)
+{
+ key->hdr.key_idx = key_index;
+ if (!mac_addr || is_broadcast_ether_addr(mac_addr)) {
+ key->hdr.multicast = 1;
+ memset(key->hdr.mac, 0xff, ETH_ALEN);
+ } else {
+ key->hdr.multicast = 0;
+ memcpy(key->hdr.mac, mac_addr, ETH_ALEN);
+ }
+
+ if (params) {
+ if (params->key_len > WLAN_MAX_KEY_LEN ||
+ params->seq_len > IW_ENCODE_SEQ_MAX_SIZE)
+ return -EINVAL;
+
+ key->cipher = params->cipher;
+ key->key_len = params->key_len;
+ key->seq_len = params->seq_len;
+ memcpy(key->key, params->key, key->key_len);
+ memcpy(key->seq, params->seq, key->seq_len);
+ }
+
+ return 0;
+}
+
+static int iwm_reset_profile(struct iwm_priv *iwm)
+{
+ int ret;
+
+ if (!iwm->umac_profile_active)
+ return 0;
+
+ /*
+ * If there is a current active profile, but no
+ * default key, it's not worth trying to associate again.
+ */
+ if (iwm->default_key < 0)
+ return 0;
+
+ /*
+ * Here we have an active profile, but a key setting changed.
+ * We thus have to invalidate the current profile, and push the
+ * new one. Keys will be pushed when association takes place.
+ */
+ ret = iwm_invalidate_mlme_profile(iwm);
+ if (ret < 0) {
+ IWM_ERR(iwm, "Couldn't invalidate profile\n");
+ return ret;
+ }
+
+ return iwm_send_mlme_profile(iwm);
+}
+
+static int iwm_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev,
+ u8 key_index, const u8 *mac_addr,
+ struct key_params *params)
+{
+ struct iwm_priv *iwm = ndev_to_iwm(ndev);
+ struct iwm_key *key = &iwm->keys[key_index];
+ int ret;
+
+ IWM_DBG_WEXT(iwm, DBG, "Adding key for %pM\n", mac_addr);
+
+ memset(key, 0, sizeof(struct iwm_key));
+ ret = iwm_key_init(key, key_index, mac_addr, params);
+ if (ret < 0) {
+ IWM_ERR(iwm, "Invalid key_params\n");
+ return ret;
+ }
+
+ /*
+ * The WEP keys can be set before or after setting the essid.
+ * We need to handle both cases by simply pushing the keys after
+ * we send the profile.
+ * If the profile is not set yet (i.e. we're pushing keys before
+ * the essid), we set the cipher appropriately.
+ * If the profile is set, we havent associated yet because our
+ * cipher was incorrectly set. So we invalidate and send the
+ * profile again.
+ */
+ if (key->cipher == WLAN_CIPHER_SUITE_WEP40 ||
+ key->cipher == WLAN_CIPHER_SUITE_WEP104) {
+ u8 *ucast_cipher = &iwm->umac_profile->sec.ucast_cipher;
+ u8 *mcast_cipher = &iwm->umac_profile->sec.mcast_cipher;
+
+ IWM_DBG_WEXT(iwm, DBG, "WEP key\n");
+
+ if (key->cipher == WLAN_CIPHER_SUITE_WEP40)
+ *ucast_cipher = *mcast_cipher = UMAC_CIPHER_TYPE_WEP_40;
+ if (key->cipher == WLAN_CIPHER_SUITE_WEP104)
+ *ucast_cipher = *mcast_cipher =
+ UMAC_CIPHER_TYPE_WEP_104;
+
+ return iwm_reset_profile(iwm);
+ }
+
+ return iwm_set_key(iwm, 0, key);
+}
+
+static int iwm_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev,
+ u8 key_index, const u8 *mac_addr, void *cookie,
+ void (*callback)(void *cookie,
+ struct key_params*))
+{
+ struct iwm_priv *iwm = ndev_to_iwm(ndev);
+ struct iwm_key *key = &iwm->keys[key_index];
+ struct key_params params;
+
+ IWM_DBG_WEXT(iwm, DBG, "Getting key %d\n", key_index);
+
+ memset(¶ms, 0, sizeof(params));
+
+ params.cipher = key->cipher;
+ params.key_len = key->key_len;
+ params.seq_len = key->seq_len;
+ params.seq = key->seq;
+ params.key = key->key;
+
+ callback(cookie, ¶ms);
+
+ return key->key_len ? 0 : -ENOENT;
+}
+
+
+static int iwm_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev,
+ u8 key_index, const u8 *mac_addr)
+{
+ struct iwm_priv *iwm = ndev_to_iwm(ndev);
+ struct iwm_key *key = &iwm->keys[key_index];
+
+ if (!iwm->keys[key_index].key_len) {
+ IWM_DBG_WEXT(iwm, DBG, "Key %d not used\n", key_index);
+ return 0;
+ }
+
+ if (key_index == iwm->default_key)
+ iwm->default_key = -1;
+
+ return iwm_set_key(iwm, 1, key);
+}
+
+static int iwm_cfg80211_set_default_key(struct wiphy *wiphy,
+ struct net_device *ndev,
+ u8 key_index)
+{
+ struct iwm_priv *iwm = ndev_to_iwm(ndev);
+ int ret;
+
+ IWM_DBG_WEXT(iwm, DBG, "Default key index is: %d\n", key_index);
+
+ if (!iwm->keys[key_index].key_len) {
+ IWM_ERR(iwm, "Key %d not used\n", key_index);
+ return -EINVAL;
+ }
+
+ ret = iwm_set_tx_key(iwm, key_index);
+ if (ret < 0)
+ return ret;
+
+ iwm->default_key = key_index;
+
+ return iwm_reset_profile(iwm);
+}
+
+
int iwm_cfg80211_inform_bss(struct iwm_priv *iwm)
{
struct wiphy *wiphy = iwm_to_wiphy(iwm);
@@ -326,6 +494,10 @@
static struct cfg80211_ops iwm_cfg80211_ops = {
.change_virtual_intf = iwm_cfg80211_change_iface,
+ .add_key = iwm_cfg80211_add_key,
+ .get_key = iwm_cfg80211_get_key,
+ .del_key = iwm_cfg80211_del_key,
+ .set_default_key = iwm_cfg80211_set_default_key,
.scan = iwm_cfg80211_scan,
.set_wiphy_params = iwm_cfg80211_set_wiphy_params,
.join_ibss = iwm_cfg80211_join_ibss,
diff --git a/drivers/net/wireless/iwmc3200wifi/commands.c b/drivers/net/wireless/iwmc3200wifi/commands.c
index 337a884..145f6f5 100644
--- a/drivers/net/wireless/iwmc3200wifi/commands.c
+++ b/drivers/net/wireless/iwmc3200wifi/commands.c
@@ -524,9 +524,6 @@
{
struct iwm_umac_tx_key_id tx_key_id;
- if (!iwm->default_key || !iwm->default_key->in_use)
- return -EINVAL;
-
tx_key_id.hdr.oid = UMAC_WIFI_IF_CMD_GLOBAL_TX_KEY_ID;
tx_key_id.hdr.buf_size = cpu_to_le16(sizeof(struct iwm_umac_tx_key_id) -
sizeof(struct iwm_umac_wifi_if));
@@ -569,10 +566,9 @@
return 0;
}
-int iwm_set_key(struct iwm_priv *iwm, bool remove, bool set_tx_key,
- struct iwm_key *key)
+int iwm_set_key(struct iwm_priv *iwm, bool remove, struct iwm_key *key)
{
- int ret;
+ int ret = 0;
u8 cmd[64], *sta_addr, *key_data, key_len;
s8 key_idx;
u16 cmd_size = 0;
@@ -582,9 +578,6 @@
struct iwm_umac_key_tkip *tkip = (struct iwm_umac_key_tkip *)cmd;
struct iwm_umac_key_ccmp *ccmp = (struct iwm_umac_key_ccmp *)cmd;
- if (set_tx_key)
- iwm->default_key = key;
-
/*
* We check if our current profile is valid.
* If not, we dont push the key, we just cache them,
@@ -603,8 +596,7 @@
key_idx = key->hdr.key_idx;
if (!remove) {
- IWM_DBG_WEXT(iwm, DBG, "key_idx:%d set tx key:%d\n",
- key_idx, set_tx_key);
+ IWM_DBG_WEXT(iwm, DBG, "key_idx:%d\n", key_idx);
IWM_DBG_WEXT(iwm, DBG, "key_len:%d\n", key_len);
IWM_DBG_WEXT(iwm, DBG, "MAC:%pM, idx:%d, multicast:%d\n",
key_hdr->mac, key_hdr->key_idx, key_hdr->multicast);
@@ -616,8 +608,8 @@
iwm->umac_profile->sec.auth_type,
iwm->umac_profile->sec.flags);
- switch (key->alg) {
- case UMAC_CIPHER_TYPE_WEP_40:
+ switch (key->cipher) {
+ case WLAN_CIPHER_SUITE_WEP40:
wep40->hdr.oid = UMAC_WIFI_IF_CMD_ADD_WEP40_KEY;
wep40->hdr.buf_size =
cpu_to_le16(sizeof(struct iwm_umac_key_wep40) -
@@ -631,7 +623,7 @@
cmd_size = sizeof(struct iwm_umac_key_wep40);
break;
- case UMAC_CIPHER_TYPE_WEP_104:
+ case WLAN_CIPHER_SUITE_WEP104:
wep104->hdr.oid = UMAC_WIFI_IF_CMD_ADD_WEP104_KEY;
wep104->hdr.buf_size =
cpu_to_le16(sizeof(struct iwm_umac_key_wep104) -
@@ -645,7 +637,7 @@
cmd_size = sizeof(struct iwm_umac_key_wep104);
break;
- case UMAC_CIPHER_TYPE_CCMP:
+ case WLAN_CIPHER_SUITE_CCMP:
key_hdr->key_idx++;
ccmp->hdr.oid = UMAC_WIFI_IF_CMD_ADD_CCMP_KEY;
ccmp->hdr.buf_size =
@@ -657,13 +649,13 @@
memcpy(ccmp->key, key_data, key_len);
- if (key->flags & IW_ENCODE_EXT_RX_SEQ_VALID)
- memcpy(ccmp->iv_count, key->rx_seq, 6);
+ if (key->seq_len)
+ memcpy(ccmp->iv_count, key->seq, key->seq_len);
cmd_size = sizeof(struct iwm_umac_key_ccmp);
break;
- case UMAC_CIPHER_TYPE_TKIP:
+ case WLAN_CIPHER_SUITE_TKIP:
key_hdr->key_idx++;
tkip->hdr.oid = UMAC_WIFI_IF_CMD_ADD_TKIP_KEY;
tkip->hdr.buf_size =
@@ -680,8 +672,8 @@
key_data + IWM_TKIP_KEY_SIZE + IWM_TKIP_MIC_SIZE,
IWM_TKIP_MIC_SIZE);
- if (key->flags & IW_ENCODE_EXT_RX_SEQ_VALID)
- memcpy(ccmp->iv_count, key->rx_seq, 6);
+ if (key->seq_len)
+ memcpy(ccmp->iv_count, key->seq, key->seq_len);
cmd_size = sizeof(struct iwm_umac_key_tkip);
break;
@@ -690,8 +682,8 @@
return -ENOTSUPP;
}
- if ((key->alg == UMAC_CIPHER_TYPE_CCMP) ||
- (key->alg == UMAC_CIPHER_TYPE_TKIP))
+ if ((key->cipher == WLAN_CIPHER_SUITE_TKIP) ||
+ (key->cipher == WLAN_CIPHER_SUITE_CCMP))
/*
* UGLY_UGLY_UGLY
* Copied HACK from the MWG driver.
@@ -702,23 +694,11 @@
schedule_timeout_interruptible(usecs_to_jiffies(300));
ret = iwm_send_wifi_if_cmd(iwm, cmd, cmd_size, 1);
- if (ret < 0)
- goto err;
-
- /*
- * We need a default key only if it is set and
- * if we're doing WEP.
- */
- if (iwm->default_key == key &&
- ((key->alg == UMAC_CIPHER_TYPE_WEP_40) ||
- (key->alg == UMAC_CIPHER_TYPE_WEP_104))) {
- ret = iwm_set_tx_key(iwm, key_idx);
- if (ret < 0)
- goto err;
- }
} else {
struct iwm_umac_key_remove key_remove;
+ IWM_DBG_WEXT(iwm, ERR, "Removing key_idx:%d\n", key_idx);
+
key_remove.hdr.oid = UMAC_WIFI_IF_CMD_REMOVE_KEY;
key_remove.hdr.buf_size =
cpu_to_le16(sizeof(struct iwm_umac_key_remove) -
@@ -732,13 +712,9 @@
if (ret < 0)
return ret;
- iwm->keys[key_idx].in_use = 0;
+ iwm->keys[key_idx].key_len = 0;
}
- return 0;
-
- err:
- kfree(key);
return ret;
}
@@ -761,22 +737,24 @@
}
for (i = 0; i < IWM_NUM_KEYS; i++)
- if (iwm->keys[i].in_use) {
- int default_key = 0;
+ if (iwm->keys[i].key_len) {
struct iwm_key *key = &iwm->keys[i];
- if (key == iwm->default_key)
- default_key = 1;
-
/* Wait for the profile before sending the keys */
wait_event_interruptible_timeout(iwm->mlme_queue,
(test_bit(IWM_STATUS_ASSOCIATING, &iwm->status) ||
test_bit(IWM_STATUS_ASSOCIATED, &iwm->status)),
3 * HZ);
- ret = iwm_set_key(iwm, 0, default_key, key);
+ ret = iwm_set_key(iwm, 0, key);
if (ret < 0)
return ret;
+
+ if (iwm->default_key == i) {
+ ret = iwm_set_tx_key(iwm, i);
+ if (ret < 0)
+ return ret;
+ }
}
return 0;
diff --git a/drivers/net/wireless/iwmc3200wifi/commands.h b/drivers/net/wireless/iwmc3200wifi/commands.h
index 36b13a1..3510df8 100644
--- a/drivers/net/wireless/iwmc3200wifi/commands.h
+++ b/drivers/net/wireless/iwmc3200wifi/commands.h
@@ -406,8 +406,7 @@
int iwm_invalidate_mlme_profile(struct iwm_priv *iwm);
int iwm_send_packet(struct iwm_priv *iwm, struct sk_buff *skb, int pool_id);
int iwm_set_tx_key(struct iwm_priv *iwm, u8 key_idx);
-int iwm_set_key(struct iwm_priv *iwm, bool remove, bool set_tx_key,
- struct iwm_key *key);
+int iwm_set_key(struct iwm_priv *iwm, bool remove, struct iwm_key *key);
int iwm_send_umac_stats_req(struct iwm_priv *iwm, u32 flags);
int iwm_send_umac_channel_list(struct iwm_priv *iwm);
int iwm_scan_ssids(struct iwm_priv *iwm, struct cfg80211_ssid *ssids,
diff --git a/drivers/net/wireless/iwmc3200wifi/iwm.h b/drivers/net/wireless/iwmc3200wifi/iwm.h
index d8d4ae2..90b05d9 100644
--- a/drivers/net/wireless/iwmc3200wifi/iwm.h
+++ b/drivers/net/wireless/iwmc3200wifi/iwm.h
@@ -162,13 +162,11 @@
struct iwm_key {
struct iwm_umac_key_hdr hdr;
- u8 in_use;
- u8 alg;
- u32 flags;
- u8 tx_seq[IW_ENCODE_SEQ_MAX_SIZE];
- u8 rx_seq[IW_ENCODE_SEQ_MAX_SIZE];
- u8 key_len;
- u8 key[32];
+ u32 cipher;
+ u8 key[WLAN_MAX_KEY_LEN];
+ u8 seq[IW_ENCODE_SEQ_MAX_SIZE];
+ int key_len;
+ int seq_len;
};
#define IWM_RX_ID_HASH 0xff
@@ -276,7 +274,7 @@
struct iwm_tx_queue txq[IWM_TX_QUEUES];
struct iwm_key keys[IWM_NUM_KEYS];
- struct iwm_key *default_key;
+ s8 default_key;
DECLARE_BITMAP(wifi_ntfy, WIFI_IF_NTFY_MAX);
wait_queue_head_t wifi_ntfy_queue;
diff --git a/drivers/net/wireless/iwmc3200wifi/main.c b/drivers/net/wireless/iwmc3200wifi/main.c
index 8448722..7f56c06 100644
--- a/drivers/net/wireless/iwmc3200wifi/main.c
+++ b/drivers/net/wireless/iwmc3200wifi/main.c
@@ -230,7 +230,7 @@
for (i = 0; i < IWM_NUM_KEYS; i++)
memset(&iwm->keys[i], 0, sizeof(struct iwm_key));
- iwm->default_key = NULL;
+ iwm->default_key = -1;
init_timer(&iwm->watchdog);
iwm->watchdog.function = iwm_watchdog;
@@ -709,7 +709,7 @@
iwm->umac_profile = NULL;
iwm_bss_list_clean(iwm);
- iwm->default_key = NULL;
+ iwm->default_key = -1;
iwm->core_enabled = 0;
ret = iwm_bus_disable(iwm);
diff --git a/drivers/net/wireless/iwmc3200wifi/wext.c b/drivers/net/wireless/iwmc3200wifi/wext.c
index 8891949..3062f37 100644
--- a/drivers/net/wireless/iwmc3200wifi/wext.c
+++ b/drivers/net/wireless/iwmc3200wifi/wext.c
@@ -84,6 +84,8 @@
struct iwm_priv *iwm = ndev_to_iwm(dev);
int ret;
+ IWM_DBG_WEXT(iwm, DBG, "Set BSSID: %pM\n", ap_addr->sa_data);
+
if (iwm->conf.mode == UMAC_MODE_IBSS)
return cfg80211_ibss_wext_siwap(dev, info, ap_addr, extra);
@@ -116,8 +118,7 @@
*/
if (is_zero_ether_addr(ap_addr->sa_data)) {
for (i = 0; i < IWM_NUM_KEYS; i++)
- iwm->keys[i].in_use = 0;
-
+ iwm->keys[i].key_len = 0;
}
ret = iwm_invalidate_mlme_profile(iwm);
@@ -163,6 +164,8 @@
size_t len = data->length;
int ret;
+ IWM_DBG_WEXT(iwm, DBG, "Set ESSID: >%s<\n", ssid);
+
if (iwm->conf.mode == UMAC_MODE_IBSS)
return cfg80211_ibss_wext_siwessid(dev, info, data, ssid);
@@ -212,27 +215,6 @@
return 0;
}
-static struct iwm_key *
-iwm_key_init(struct iwm_priv *iwm, u8 key_idx, bool in_use,
- struct iw_encode_ext *ext, u8 alg)
-{
- struct iwm_key *key = &iwm->keys[key_idx];
-
- memset(key, 0, sizeof(struct iwm_key));
- memcpy(key->hdr.mac, ext->addr.sa_data, ETH_ALEN);
- key->hdr.key_idx = key_idx;
- if (is_broadcast_ether_addr(ext->addr.sa_data))
- key->hdr.multicast = 1;
-
- key->in_use = in_use;
- key->flags = ext->ext_flags;
- key->alg = alg;
- key->key_len = ext->key_len;
- memcpy(key->key, ext->key, ext->key_len);
-
- return key;
-}
-
static int iwm_wext_giwrate(struct net_device *dev,
struct iw_request_info *info,
struct iw_param *rate, char *extra)
@@ -244,184 +226,6 @@
return 0;
}
-static int iwm_wext_siwencode(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_point *erq, char *key_buf)
-{
- struct iwm_priv *iwm = ndev_to_iwm(dev);
- struct iwm_key *uninitialized_var(key);
- int idx, i, uninitialized_var(alg), remove = 0, ret;
-
- IWM_DBG_WEXT(iwm, DBG, "key len: %d\n", erq->length);
- IWM_DBG_WEXT(iwm, DBG, "flags: 0x%x\n", erq->flags);
-
- if (!iwm->umac_profile) {
- IWM_ERR(iwm, "UMAC profile not allocated yet\n");
- return -ENODEV;
- }
-
- if (erq->length == WLAN_KEY_LEN_WEP40) {
- alg = UMAC_CIPHER_TYPE_WEP_40;
- iwm->umac_profile->sec.ucast_cipher = UMAC_CIPHER_TYPE_WEP_40;
- iwm->umac_profile->sec.mcast_cipher = UMAC_CIPHER_TYPE_WEP_40;
- } else if (erq->length == WLAN_KEY_LEN_WEP104) {
- alg = UMAC_CIPHER_TYPE_WEP_104;
- iwm->umac_profile->sec.ucast_cipher = UMAC_CIPHER_TYPE_WEP_104;
- iwm->umac_profile->sec.mcast_cipher = UMAC_CIPHER_TYPE_WEP_104;
- }
-
- if (erq->flags & IW_ENCODE_RESTRICTED)
- iwm->umac_profile->sec.auth_type = UMAC_AUTH_TYPE_LEGACY_PSK;
- else
- iwm->umac_profile->sec.auth_type = UMAC_AUTH_TYPE_OPEN;
-
- idx = erq->flags & IW_ENCODE_INDEX;
- if (idx == 0) {
- if (iwm->default_key)
- for (i = 0; i < IWM_NUM_KEYS; i++) {
- if (iwm->default_key == &iwm->keys[i]) {
- idx = i;
- break;
- }
- }
- else
- iwm->default_key = &iwm->keys[idx];
- } else if (idx < 1 || idx > 4) {
- return -EINVAL;
- } else
- idx--;
-
- if (erq->flags & IW_ENCODE_DISABLED)
- remove = 1;
- else if (erq->length == 0) {
- if (!iwm->keys[idx].in_use)
- return -EINVAL;
- iwm->default_key = &iwm->keys[idx];
- }
-
- if (erq->length) {
- key = &iwm->keys[idx];
- memset(key, 0, sizeof(struct iwm_key));
- memset(key->hdr.mac, 0xff, ETH_ALEN);
- key->hdr.key_idx = idx;
- key->hdr.multicast = 1;
- key->in_use = !remove;
- key->alg = alg;
- key->key_len = erq->length;
- memcpy(key->key, key_buf, erq->length);
-
- IWM_DBG_WEXT(iwm, DBG, "Setting key %d, default: %d\n",
- idx, !!iwm->default_key);
- }
-
- if (remove) {
- if ((erq->flags & IW_ENCODE_NOKEY) || (erq->length == 0)) {
- int j;
- for (j = 0; j < IWM_NUM_KEYS; j++)
- if (iwm->keys[j].in_use) {
- struct iwm_key *k = &iwm->keys[j];
-
- k->in_use = 0;
- ret = iwm_set_key(iwm, remove, 0, k);
- if (ret < 0)
- return ret;
- }
-
- iwm->umac_profile->sec.ucast_cipher =
- UMAC_CIPHER_TYPE_NONE;
- iwm->umac_profile->sec.mcast_cipher =
- UMAC_CIPHER_TYPE_NONE;
- iwm->umac_profile->sec.auth_type =
- UMAC_AUTH_TYPE_OPEN;
-
- return 0;
- } else {
- key->in_use = 0;
- return iwm_set_key(iwm, remove, 0, key);
- }
- }
-
- /*
- * If we havent set a profile yet, we cant set keys.
- * Keys will be pushed after we're associated.
- */
- if (!iwm->umac_profile_active)
- return 0;
-
- /*
- * If there is a current active profile, but no
- * default key, it's not worth trying to associate again.
- */
- if (!iwm->default_key)
- return 0;
-
- /*
- * Here we have an active profile, but a key setting changed.
- * We thus have to invalidate the current profile, and push the
- * new one. Keys will be pushed when association takes place.
- */
- ret = iwm_invalidate_mlme_profile(iwm);
- if (ret < 0) {
- IWM_ERR(iwm, "Couldn't invalidate profile\n");
- return ret;
- }
-
- return iwm_send_mlme_profile(iwm);
-}
-
-static int iwm_wext_giwencode(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_point *erq, char *key)
-{
- struct iwm_priv *iwm = ndev_to_iwm(dev);
- int idx, i;
-
- idx = erq->flags & IW_ENCODE_INDEX;
- if (idx < 1 || idx > 4) {
- idx = -1;
- if (!iwm->default_key) {
- erq->length = 0;
- erq->flags |= IW_ENCODE_NOKEY;
- return 0;
- } else
- for (i = 0; i < IWM_NUM_KEYS; i++) {
- if (iwm->default_key == &iwm->keys[i]) {
- idx = i;
- break;
- }
- }
- if (idx < 0)
- return -EINVAL;
- } else
- idx--;
-
- erq->flags = idx + 1;
-
- if (!iwm->keys[idx].in_use) {
- erq->length = 0;
- erq->flags |= IW_ENCODE_DISABLED;
- return 0;
- }
-
- memcpy(key, iwm->keys[idx].key,
- min_t(int, erq->length, iwm->keys[idx].key_len));
- erq->length = iwm->keys[idx].key_len;
- erq->flags |= IW_ENCODE_ENABLED;
-
- if (iwm->umac_profile->mode == UMAC_MODE_BSS) {
- switch (iwm->umac_profile->sec.auth_type) {
- case UMAC_AUTH_TYPE_OPEN:
- erq->flags |= IW_ENCODE_OPEN;
- break;
- default:
- erq->flags |= IW_ENCODE_RESTRICTED;
- break;
- }
- }
-
- return 0;
-}
-
static int iwm_set_wpa_version(struct iwm_priv *iwm, u8 wpa_version)
{
if (wpa_version & IW_AUTH_WPA_VERSION_WPA2)
@@ -481,6 +285,8 @@
{
u8 *auth_type = &iwm->umac_profile->sec.auth_type;
+ IWM_DBG_WEXT(iwm, DBG, "key_mgt: 0x%x\n", key_mgt);
+
if (key_mgt == IW_AUTH_KEY_MGMT_802_1X)
*auth_type = UMAC_AUTH_TYPE_8021X;
else if (key_mgt == IW_AUTH_KEY_MGMT_PSK) {
@@ -530,6 +336,8 @@
{
u8 *auth_type = &iwm->umac_profile->sec.auth_type;
+ IWM_DBG_WEXT(iwm, DBG, "auth_alg: 0x%x\n", auth_alg);
+
switch (auth_alg) {
case IW_AUTH_ALG_OPEN_SYSTEM:
*auth_type = UMAC_AUTH_TYPE_OPEN;
@@ -541,6 +349,7 @@
return -EINVAL;
*auth_type = UMAC_AUTH_TYPE_RSNA_PSK;
} else {
+ IWM_DBG_WEXT(iwm, DBG, "WEP shared key\n");
*auth_type = UMAC_AUTH_TYPE_LEGACY_PSK;
}
break;
@@ -603,75 +412,6 @@
return 0;
}
-static int iwm_wext_siwencodeext(struct net_device *dev,
- struct iw_request_info *info,
- struct iw_point *erq, char *extra)
-{
- struct iwm_priv *iwm = ndev_to_iwm(dev);
- struct iwm_key *key;
- struct iw_encode_ext *ext = (struct iw_encode_ext *) extra;
- int uninitialized_var(alg), idx, i, remove = 0;
-
- IWM_DBG_WEXT(iwm, DBG, "alg: 0x%x\n", ext->alg);
- IWM_DBG_WEXT(iwm, DBG, "key len: %d\n", ext->key_len);
- IWM_DBG_WEXT(iwm, DBG, "ext_flags: 0x%x\n", ext->ext_flags);
- IWM_DBG_WEXT(iwm, DBG, "flags: 0x%x\n", erq->flags);
- IWM_DBG_WEXT(iwm, DBG, "length: 0x%x\n", erq->length);
-
- switch (ext->alg) {
- case IW_ENCODE_ALG_NONE:
- remove = 1;
- break;
- case IW_ENCODE_ALG_WEP:
- if (ext->key_len == WLAN_KEY_LEN_WEP40)
- alg = UMAC_CIPHER_TYPE_WEP_40;
- else if (ext->key_len == WLAN_KEY_LEN_WEP104)
- alg = UMAC_CIPHER_TYPE_WEP_104;
- else {
- IWM_ERR(iwm, "Invalid key length: %d\n", ext->key_len);
- return -EINVAL;
- }
-
- break;
- case IW_ENCODE_ALG_TKIP:
- alg = UMAC_CIPHER_TYPE_TKIP;
- break;
- case IW_ENCODE_ALG_CCMP:
- alg = UMAC_CIPHER_TYPE_CCMP;
- break;
- default:
- return -EOPNOTSUPP;
- }
-
- idx = erq->flags & IW_ENCODE_INDEX;
-
- if (idx == 0) {
- if (iwm->default_key)
- for (i = 0; i < IWM_NUM_KEYS; i++) {
- if (iwm->default_key == &iwm->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) ||
- (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY)) {
- iwm->default_key = &iwm->keys[idx];
- if (iwm->umac_profile_active && ext->alg == IW_ENCODE_ALG_WEP)
- return iwm_set_tx_key(iwm, idx);
- }
-
- key = iwm_key_init(iwm, idx, !remove, ext, alg);
-
- return iwm_set_key(iwm, remove, !iwm->default_key, key);
-}
-
static const iw_handler iwm_handlers[] =
{
(iw_handler) NULL, /* SIOCSIWCOMMIT */
@@ -716,8 +456,8 @@
(iw_handler) NULL, /* SIOCGIWTXPOW */
(iw_handler) NULL, /* SIOCSIWRETRY */
(iw_handler) NULL, /* SIOCGIWRETRY */
- (iw_handler) iwm_wext_siwencode, /* SIOCSIWENCODE */
- (iw_handler) iwm_wext_giwencode, /* SIOCGIWENCODE */
+ (iw_handler) cfg80211_wext_siwencode, /* SIOCSIWENCODE */
+ (iw_handler) cfg80211_wext_giwencode, /* SIOCGIWENCODE */
(iw_handler) iwm_wext_siwpower, /* SIOCSIWPOWER */
(iw_handler) iwm_wext_giwpower, /* SIOCGIWPOWER */
(iw_handler) NULL, /* -- hole -- */
@@ -726,7 +466,7 @@
(iw_handler) NULL, /* SIOCGIWGENIE */
(iw_handler) iwm_wext_siwauth, /* SIOCSIWAUTH */
(iw_handler) iwm_wext_giwauth, /* SIOCGIWAUTH */
- (iw_handler) iwm_wext_siwencodeext, /* SIOCSIWENCODEEXT */
+ (iw_handler) cfg80211_wext_siwencodeext, /* SIOCSIWENCODEEXT */
(iw_handler) NULL, /* SIOCGIWENCODEEXT */
(iw_handler) NULL, /* SIOCSIWPMKSA */
(iw_handler) NULL, /* -- hole -- */