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path: root/drivers/net/wireless/prism54/isl_ioctl.c
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Diffstat (limited to 'drivers/net/wireless/prism54/isl_ioctl.c')
-rw-r--r--drivers/net/wireless/prism54/isl_ioctl.c498
1 files changed, 83 insertions, 415 deletions
diff --git a/drivers/net/wireless/prism54/isl_ioctl.c b/drivers/net/wireless/prism54/isl_ioctl.c
index 1b595a6525f..ecbb0546cf3 100644
--- a/drivers/net/wireless/prism54/isl_ioctl.c
+++ b/drivers/net/wireless/prism54/isl_ioctl.c
@@ -14,15 +14,17 @@
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
*
*/
+#include <linux/capability.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/if_arp.h>
+#include <linux/slab.h>
#include <linux/pci.h>
+#include <linux/etherdevice.h>
#include <asm/uaccess.h>
@@ -71,7 +73,7 @@ prism54_mib_mode_helper(islpci_private *priv, u32 iw_mode)
if (iw_mode == IW_MODE_REPEAT || iw_mode == IW_MODE_SECOND) {
printk(KERN_DEBUG
"%s(): Sorry, Repeater mode and Secondary mode "
- "are not yet supported by this driver.\n", __FUNCTION__);
+ "are not yet supported by this driver.\n", __func__);
return -EINVAL;
}
@@ -165,7 +167,7 @@ prism54_update_stats(struct work_struct *work)
struct obj_bss bss, *bss2;
union oid_res_t r;
- down(&priv->stats_sem);
+ mutex_lock(&priv->stats_lock);
/* Noise floor.
* I'm not sure if the unit is dBm.
@@ -181,7 +183,7 @@ prism54_update_stats(struct work_struct *work)
data = r.ptr;
/* copy this MAC to the bss */
- memcpy(bss.address, data, 6);
+ memcpy(bss.address, data, ETH_ALEN);
kfree(data);
/* now ask for the corresponding bss */
@@ -207,9 +209,7 @@ prism54_update_stats(struct work_struct *work)
mgt_get_request(priv, DOT11_OID_MPDUTXFAILED, 0, NULL, &r);
priv->local_iwstatistics.discard.retries = r.u;
- up(&priv->stats_sem);
-
- return;
+ mutex_unlock(&priv->stats_lock);
}
struct iw_statistics *
@@ -218,12 +218,12 @@ prism54_get_wireless_stats(struct net_device *ndev)
islpci_private *priv = netdev_priv(ndev);
/* If the stats are being updated return old data */
- if (down_trylock(&priv->stats_sem) == 0) {
+ if (mutex_trylock(&priv->stats_lock)) {
memcpy(&priv->iwstatistics, &priv->local_iwstatistics,
sizeof (struct iw_statistics));
/* They won't be marked updated for the next time */
priv->local_iwstatistics.qual.updated = 0;
- up(&priv->stats_sem);
+ mutex_unlock(&priv->stats_lock);
} else
priv->iwstatistics.qual.updated = 0;
@@ -333,7 +333,7 @@ prism54_set_mode(struct net_device *ndev, struct iw_request_info *info,
if (*uwrq > IW_MODE_MONITOR || *uwrq < IW_MODE_AUTO) {
printk(KERN_DEBUG
"%s: %s() You passed a non-valid init_mode.\n",
- priv->ndev->name, __FUNCTION__);
+ priv->ndev->name, __func__);
return -EINVAL;
}
@@ -531,7 +531,7 @@ prism54_set_wap(struct net_device *ndev, struct iw_request_info *info,
return -EINVAL;
/* prepare the structure for the set object */
- memcpy(&bssid[0], awrq->sa_data, 6);
+ memcpy(&bssid[0], awrq->sa_data, ETH_ALEN);
/* set the bssid -- does this make sense when in AP mode? */
rvalue = mgt_set_request(priv, DOT11_OID_BSSID, 0, &bssid);
@@ -550,7 +550,7 @@ prism54_get_wap(struct net_device *ndev, struct iw_request_info *info,
int rvalue;
rvalue = mgt_get_request(priv, DOT11_OID_BSSID, 0, NULL, &r);
- memcpy(awrq->sa_data, r.ptr, 6);
+ memcpy(awrq->sa_data, r.ptr, ETH_ALEN);
awrq->sa_family = ARPHRD_ETHER;
kfree(r.ptr);
@@ -571,8 +571,9 @@ prism54_set_scan(struct net_device *dev, struct iw_request_info *info,
*/
static char *
-prism54_translate_bss(struct net_device *ndev, char *current_ev,
- char *end_buf, struct obj_bss *bss, char noise)
+prism54_translate_bss(struct net_device *ndev, struct iw_request_info *info,
+ char *current_ev, char *end_buf, struct obj_bss *bss,
+ char noise)
{
struct iw_event iwe; /* Temporary buffer */
short cap;
@@ -581,11 +582,11 @@ prism54_translate_bss(struct net_device *ndev, char *current_ev,
size_t wpa_ie_len;
/* The first entry must be the MAC address */
- memcpy(iwe.u.ap_addr.sa_data, bss->address, 6);
+ memcpy(iwe.u.ap_addr.sa_data, bss->address, ETH_ALEN);
iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
iwe.cmd = SIOCGIWAP;
- current_ev =
- iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_ADDR_LEN);
+ current_ev = iwe_stream_add_event(info, current_ev, end_buf,
+ &iwe, IW_EV_ADDR_LEN);
/* The following entries will be displayed in the same order we give them */
@@ -593,7 +594,7 @@ prism54_translate_bss(struct net_device *ndev, char *current_ev,
iwe.u.data.length = bss->ssid.length;
iwe.u.data.flags = 1;
iwe.cmd = SIOCGIWESSID;
- current_ev = iwe_stream_add_point(current_ev, end_buf,
+ current_ev = iwe_stream_add_point(info, current_ev, end_buf,
&iwe, bss->ssid.octets);
/* Capabilities */
@@ -610,9 +611,8 @@ prism54_translate_bss(struct net_device *ndev, char *current_ev,
iwe.u.mode = IW_MODE_ADHOC;
iwe.cmd = SIOCGIWMODE;
if (iwe.u.mode)
- current_ev =
- iwe_stream_add_event(current_ev, end_buf, &iwe,
- IW_EV_UINT_LEN);
+ current_ev = iwe_stream_add_event(info, current_ev, end_buf,
+ &iwe, IW_EV_UINT_LEN);
/* Encryption capability */
if (cap & CAP_CRYPT)
@@ -621,14 +621,15 @@ prism54_translate_bss(struct net_device *ndev, char *current_ev,
iwe.u.data.flags = IW_ENCODE_DISABLED;
iwe.u.data.length = 0;
iwe.cmd = SIOCGIWENCODE;
- current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, NULL);
+ current_ev = iwe_stream_add_point(info, current_ev, end_buf,
+ &iwe, NULL);
/* Add frequency. (short) bss->channel is the frequency in MHz */
iwe.u.freq.m = bss->channel;
iwe.u.freq.e = 6;
iwe.cmd = SIOCGIWFREQ;
- current_ev =
- iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_FREQ_LEN);
+ current_ev = iwe_stream_add_event(info, current_ev, end_buf,
+ &iwe, IW_EV_FREQ_LEN);
/* Add quality statistics */
iwe.u.qual.level = bss->rssi;
@@ -636,20 +637,20 @@ prism54_translate_bss(struct net_device *ndev, char *current_ev,
/* do a simple SNR for quality */
iwe.u.qual.qual = bss->rssi - noise;
iwe.cmd = IWEVQUAL;
- current_ev =
- iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_QUAL_LEN);
+ current_ev = iwe_stream_add_event(info, current_ev, end_buf,
+ &iwe, IW_EV_QUAL_LEN);
/* Add WPA/RSN Information Element, if any */
wpa_ie_len = prism54_wpa_bss_ie_get(priv, bss->address, wpa_ie);
if (wpa_ie_len > 0) {
iwe.cmd = IWEVGENIE;
- iwe.u.data.length = min(wpa_ie_len, (size_t)MAX_WPA_IE_LEN);
- current_ev = iwe_stream_add_point(current_ev, end_buf,
- &iwe, wpa_ie);
+ iwe.u.data.length = min_t(size_t, wpa_ie_len, MAX_WPA_IE_LEN);
+ current_ev = iwe_stream_add_point(info, current_ev, end_buf,
+ &iwe, wpa_ie);
}
/* Do the bitrates */
{
- char * current_val = current_ev + IW_EV_LCP_LEN;
+ char *current_val = current_ev + iwe_stream_lcp_len(info);
int i;
int mask;
@@ -662,14 +663,14 @@ prism54_translate_bss(struct net_device *ndev, char *current_ev,
for(i = 0; i < sizeof(scan_rate_list); i++) {
if(bss->rates & mask) {
iwe.u.bitrate.value = (scan_rate_list[i] * 500000);
- current_val = iwe_stream_add_value(current_ev, current_val,
- end_buf, &iwe,
- IW_EV_PARAM_LEN);
+ current_val = iwe_stream_add_value(
+ info, current_ev, current_val,
+ end_buf, &iwe, IW_EV_PARAM_LEN);
}
mask <<= 1;
}
/* Check if we added any event */
- if ((current_val - current_ev) > IW_EV_LCP_LEN)
+ if ((current_val - current_ev) > iwe_stream_lcp_len(info))
current_ev = current_val;
}
@@ -710,7 +711,7 @@ prism54_get_scan(struct net_device *ndev, struct iw_request_info *info,
/* ok now, scan the list and translate its info */
for (i = 0; i < (int) bsslist->nr; i++) {
- current_ev = prism54_translate_bss(ndev, current_ev,
+ current_ev = prism54_translate_bss(ndev, info, current_ev,
extra + dwrq->length,
&(bsslist->bsslist[i]),
noise);
@@ -777,7 +778,7 @@ prism54_get_essid(struct net_device *ndev, struct iw_request_info *info,
dwrq->flags = 0;
dwrq->length = 0;
}
- essid->octets[essid->length] = '\0';
+ essid->octets[dwrq->length] = '\0';
memcpy(extra, essid->octets, dwrq->length);
kfree(essid);
@@ -1186,7 +1187,7 @@ prism54_get_encode(struct net_device *ndev, struct iw_request_info *info,
rvalue |= mgt_get_request(priv, DOT11_OID_DEFKEYID, 0, NULL, &r);
devindex = r.u;
/* Now get the key, return it */
- if ((index < 0) || (index > 3))
+ if (index == -1 || index > 3)
/* no index provided, use the current one */
index = devindex;
rvalue |= mgt_get_request(priv, DOT11_OID_DEFKEYX, index, NULL, &r);
@@ -1233,7 +1234,7 @@ prism54_set_txpower(struct net_device *ndev, struct iw_request_info *info,
/* don't know how to disable radio */
printk(KERN_DEBUG
"%s: %s() disabling radio is not yet supported.\n",
- priv->ndev->name, __FUNCTION__);
+ priv->ndev->name, __func__);
return -ENOTSUPP;
} else if (vwrq->fixed)
/* currently only fixed value is supported */
@@ -1241,7 +1242,7 @@ prism54_set_txpower(struct net_device *ndev, struct iw_request_info *info,
else {
printk(KERN_DEBUG
"%s: %s() auto power will be implemented later.\n",
- priv->ndev->name, __FUNCTION__);
+ priv->ndev->name, __func__);
return -ENOTSUPP;
}
}
@@ -1502,6 +1503,7 @@ static int prism54_get_auth(struct net_device *ndev,
case DOT11_AUTH_BOTH:
case DOT11_AUTH_SK:
param->value = IW_AUTH_ALG_SHARED_KEY;
+ break;
case DOT11_AUTH_NONE:
default:
param->value = 0;
@@ -1780,7 +1782,7 @@ prism54_set_raw(struct net_device *ndev, struct iw_request_info *info,
void
prism54_acl_init(struct islpci_acl *acl)
{
- sema_init(&acl->sem, 1);
+ mutex_init(&acl->lock);
INIT_LIST_HEAD(&acl->mac_list);
acl->size = 0;
acl->policy = MAC_POLICY_OPEN;
@@ -1792,10 +1794,10 @@ prism54_clear_mac(struct islpci_acl *acl)
struct list_head *ptr, *next;
struct mac_entry *entry;
- down(&acl->sem);
+ mutex_lock(&acl->lock);
if (acl->size == 0) {
- up(&acl->sem);
+ mutex_unlock(&acl->lock);
return;
}
@@ -1806,7 +1808,7 @@ prism54_clear_mac(struct islpci_acl *acl)
kfree(entry);
}
acl->size = 0;
- up(&acl->sem);
+ mutex_unlock(&acl->lock);
}
void
@@ -1833,13 +1835,13 @@ prism54_add_mac(struct net_device *ndev, struct iw_request_info *info,
memcpy(entry->addr, addr->sa_data, ETH_ALEN);
- if (down_interruptible(&acl->sem)) {
+ if (mutex_lock_interruptible(&acl->lock)) {
kfree(entry);
return -ERESTARTSYS;
}
list_add_tail(&entry->_list, &acl->mac_list);
acl->size++;
- up(&acl->sem);
+ mutex_unlock(&acl->lock);
return 0;
}
@@ -1856,18 +1858,18 @@ prism54_del_mac(struct net_device *ndev, struct iw_request_info *info,
if (addr->sa_family != ARPHRD_ETHER)
return -EOPNOTSUPP;
- if (down_interruptible(&acl->sem))
+ if (mutex_lock_interruptible(&acl->lock))
return -ERESTARTSYS;
list_for_each_entry(entry, &acl->mac_list, _list) {
- if (memcmp(entry->addr, addr->sa_data, ETH_ALEN) == 0) {
+ if (ether_addr_equal(entry->addr, addr->sa_data)) {
list_del(&entry->_list);
acl->size--;
kfree(entry);
- up(&acl->sem);
+ mutex_unlock(&acl->lock);
return 0;
}
}
- up(&acl->sem);
+ mutex_unlock(&acl->lock);
return -EINVAL;
}
@@ -1882,7 +1884,7 @@ prism54_get_mac(struct net_device *ndev, struct iw_request_info *info,
dwrq->length = 0;
- if (down_interruptible(&acl->sem))
+ if (mutex_lock_interruptible(&acl->lock))
return -ERESTARTSYS;
list_for_each_entry(entry, &acl->mac_list, _list) {
@@ -1891,11 +1893,11 @@ prism54_get_mac(struct net_device *ndev, struct iw_request_info *info,
dwrq->length++;
dst++;
}
- up(&acl->sem);
+ mutex_unlock(&acl->lock);
return 0;
}
-/* Setting policy also clears the MAC acl, even if we don't change the defaut
+/* Setting policy also clears the MAC acl, even if we don't change the default
* policy
*/
@@ -1955,11 +1957,11 @@ prism54_mac_accept(struct islpci_acl *acl, char *mac)
struct mac_entry *entry;
int res = 0;
- if (down_interruptible(&acl->sem))
+ if (mutex_lock_interruptible(&acl->lock))
return -ERESTARTSYS;
if (acl->policy == MAC_POLICY_OPEN) {
- up(&acl->sem);
+ mutex_unlock(&acl->lock);
return 1;
}
@@ -1970,7 +1972,7 @@ prism54_mac_accept(struct islpci_acl *acl, char *mac)
}
}
res = (acl->policy == MAC_POLICY_ACCEPT) ? !res : res;
- up(&acl->sem);
+ mutex_unlock(&acl->lock);
return res;
}
@@ -2027,12 +2029,11 @@ static void
format_event(islpci_private *priv, char *dest, const char *str,
const struct obj_mlme *mlme, u16 *length, int error)
{
- DECLARE_MAC_BUF(mac);
int n = snprintf(dest, IW_CUSTOM_MAX,
- "%s %s %s %s (%2.2X)",
+ "%s %s %pM %s (%2.2X)",
str,
((priv->iw_mode == IW_MODE_MASTER) ? "from" : "to"),
- print_mac(mac, mlme->address),
+ mlme->address,
(error ? (mlme->code ? " : REJECTED " : " : ACCEPTED ")
: ""), mlme->code);
BUG_ON(n > IW_CUSTOM_MAX);
@@ -2067,7 +2068,7 @@ send_simple_event(islpci_private *priv, const char *str)
memptr = kmalloc(IW_CUSTOM_MAX, GFP_KERNEL);
if (!memptr)
return;
- BUG_ON(n > IW_CUSTOM_MAX);
+ BUG_ON(n >= IW_CUSTOM_MAX);
wrqu.data.pointer = memptr;
wrqu.data.length = n;
strcpy(memptr, str);
@@ -2081,6 +2082,7 @@ link_changed(struct net_device *ndev, u32 bitrate)
islpci_private *priv = netdev_priv(ndev);
if (bitrate) {
+ netif_carrier_on(ndev);
if (priv->iw_mode == IW_MODE_INFRA) {
union iwreq_data uwrq;
prism54_get_wap(ndev, NULL, (struct sockaddr *) &uwrq,
@@ -2089,8 +2091,10 @@ link_changed(struct net_device *ndev, u32 bitrate)
} else
send_simple_event(netdev_priv(ndev),
"Link established");
- } else
+ } else {
+ netif_carrier_off(ndev);
send_simple_event(netdev_priv(ndev), "Link lost");
+ }
}
/* Beacon/ProbeResp payload header */
@@ -2098,7 +2102,7 @@ struct ieee80211_beacon_phdr {
u8 timestamp[8];
u16 beacon_int;
u16 capab_info;
-} __attribute__ ((packed));
+} __packed;
#define WLAN_EID_GENERIC 0xdd
static u8 wpa_oid[4] = { 0x00, 0x50, 0xf2, 1 };
@@ -2109,12 +2113,11 @@ prism54_wpa_bss_ie_add(islpci_private *priv, u8 *bssid,
{
struct list_head *ptr;
struct islpci_bss_wpa_ie *bss = NULL;
- DECLARE_MAC_BUF(mac);
if (wpa_ie_len > MAX_WPA_IE_LEN)
wpa_ie_len = MAX_WPA_IE_LEN;
- down(&priv->wpa_sem);
+ mutex_lock(&priv->wpa_lock);
/* try to use existing entry */
list_for_each(ptr, &priv->bss_wpa_list) {
@@ -2150,7 +2153,7 @@ prism54_wpa_bss_ie_add(islpci_private *priv, u8 *bssid,
bss->last_update = jiffies;
} else {
printk(KERN_DEBUG "Failed to add BSS WPA entry for "
- "%s\n", print_mac(mac, bssid));
+ "%pM\n", bssid);
}
/* expire old entries from WPA list */
@@ -2165,7 +2168,7 @@ prism54_wpa_bss_ie_add(islpci_private *priv, u8 *bssid,
kfree(bss);
}
- up(&priv->wpa_sem);
+ mutex_unlock(&priv->wpa_lock);
}
static size_t
@@ -2175,7 +2178,7 @@ prism54_wpa_bss_ie_get(islpci_private *priv, u8 *bssid, u8 *wpa_ie)
struct islpci_bss_wpa_ie *bss = NULL;
size_t len = 0;
- down(&priv->wpa_sem);
+ mutex_lock(&priv->wpa_lock);
list_for_each(ptr, &priv->bss_wpa_list) {
bss = list_entry(ptr, struct islpci_bss_wpa_ie, list);
@@ -2187,7 +2190,7 @@ prism54_wpa_bss_ie_get(islpci_private *priv, u8 *bssid, u8 *wpa_ie)
len = bss->wpa_ie_len;
memcpy(wpa_ie, bss->wpa_ie, len);
}
- up(&priv->wpa_sem);
+ mutex_unlock(&priv->wpa_lock);
return len;
}
@@ -2196,7 +2199,7 @@ void
prism54_wpa_bss_ie_init(islpci_private *priv)
{
INIT_LIST_HEAD(&priv->bss_wpa_list);
- sema_init(&priv->wpa_sem, 1);
+ mutex_init(&priv->wpa_lock);
}
void
@@ -2215,7 +2218,6 @@ prism54_process_bss_data(islpci_private *priv, u32 oid, u8 *addr,
{
struct ieee80211_beacon_phdr *hdr;
u8 *pos, *end;
- DECLARE_MAC_BUF(mac);
if (!priv->wpa)
return;
@@ -2226,7 +2228,7 @@ prism54_process_bss_data(islpci_private *priv, u32 oid, u8 *addr,
while (pos < end) {
if (pos + 2 + pos[1] > end) {
printk(KERN_DEBUG "Parsing Beacon/ProbeResp failed "
- "for %s\n", print_mac(mac, addr));
+ "for %pM\n", addr);
return;
}
if (pos[0] == WLAN_EID_GENERIC && pos[1] >= 4 &&
@@ -2265,7 +2267,6 @@ prism54_process_trap_helper(islpci_private *priv, enum oid_num_t oid,
size_t len = 0; /* u16, better? */
u8 *payload = NULL, *pos = NULL;
int ret;
- DECLARE_MAC_BUF(mac);
/* I think all trapable objects are listed here.
* Some oids have a EX version. The difference is that they are emitted
@@ -2322,7 +2323,7 @@ prism54_process_trap_helper(islpci_private *priv, enum oid_num_t oid,
case DOT11_OID_BEACON:
send_formatted_event(priv,
- "Received a beacon from an unkown AP",
+ "Received a beacon from an unknown AP",
mlme, 0);
break;
@@ -2354,8 +2355,8 @@ prism54_process_trap_helper(islpci_private *priv, enum oid_num_t oid,
break;
memcpy(&confirm->address, mlmeex->address, ETH_ALEN);
- printk(KERN_DEBUG "Authenticate from: address:\t%s\n",
- print_mac(mac, mlmeex->address));
+ printk(KERN_DEBUG "Authenticate from: address:\t%pM\n",
+ mlmeex->address);
confirm->id = -1; /* or mlmeex->id ? */
confirm->state = 0; /* not used */
confirm->code = 0;
@@ -2400,8 +2401,8 @@ prism54_process_trap_helper(islpci_private *priv, enum oid_num_t oid,
wpa_ie_len = prism54_wpa_bss_ie_get(priv, mlmeex->address, wpa_ie);
if (!wpa_ie_len) {
- printk(KERN_DEBUG "No WPA IE found from address:\t%s\n",
- print_mac(mac, mlmeex->address));
+ printk(KERN_DEBUG "No WPA IE found from address:\t%pM\n",
+ mlmeex->address);
kfree(confirm);
break;
}
@@ -2437,8 +2438,8 @@ prism54_process_trap_helper(islpci_private *priv, enum oid_num_t oid,
wpa_ie_len = prism54_wpa_bss_ie_get(priv, mlmeex->address, wpa_ie);
if (!wpa_ie_len) {
- printk(KERN_DEBUG "No WPA IE found from address:\t%s\n",
- print_mac(mac, mlmeex->address));
+ printk(KERN_DEBUG "No WPA IE found from address:\t%pM\n",
+ mlmeex->address);
kfree(confirm);
break;
}
@@ -2488,329 +2489,12 @@ prism54_set_mac_address(struct net_device *ndev, void *addr)
&((struct sockaddr *) addr)->sa_data);
if (!ret)
memcpy(priv->ndev->dev_addr,
- &((struct sockaddr *) addr)->sa_data, 6);
+ &((struct sockaddr *) addr)->sa_data, ETH_ALEN);
return ret;
}
-/* Note: currently, use hostapd ioctl from the Host AP driver for WPA
- * support. This is to be replaced with Linux wireless extensions once they
- * get WPA support. */
-
-/* Note II: please leave all this together as it will be easier to remove later,
- * once wireless extensions add WPA support -mcgrof */
-
-/* PRISM54_HOSTAPD ioctl() cmd: */
-enum {
- PRISM2_SET_ENCRYPTION = 6,
- PRISM2_HOSTAPD_SET_GENERIC_ELEMENT = 12,
- PRISM2_HOSTAPD_MLME = 13,
- PRISM2_HOSTAPD_SCAN_REQ = 14,
-};
-
#define PRISM54_SET_WPA SIOCIWFIRSTPRIV+12
-#define PRISM54_HOSTAPD SIOCIWFIRSTPRIV+25
-#define PRISM54_DROP_UNENCRYPTED SIOCIWFIRSTPRIV+26
-
-#define PRISM2_HOSTAPD_MAX_BUF_SIZE 1024
-#define PRISM2_HOSTAPD_GENERIC_ELEMENT_HDR_LEN \
-((int) (&((struct prism2_hostapd_param *) 0)->u.generic_elem.data))
-
-/* Maximum length for algorithm names (-1 for nul termination)
- * used in ioctl() */
-#define HOSTAP_CRYPT_ALG_NAME_LEN 16
-
-struct prism2_hostapd_param {
- u32 cmd;
- u8 sta_addr[ETH_ALEN];
- union {
- struct {
- u8 alg[HOSTAP_CRYPT_ALG_NAME_LEN];
- u32 flags;
- u32 err;
- u8 idx;
- u8 seq[8]; /* sequence counter (set: RX, get: TX) */
- u16 key_len;
- u8 key[0];
- } crypt;
- struct {
- u8 len;
- u8 data[0];
- } generic_elem;
- struct {
-#define MLME_STA_DEAUTH 0
-#define MLME_STA_DISASSOC 1
- u16 cmd;
- u16 reason_code;
- } mlme;
- struct {
- u8 ssid_len;
- u8 ssid[32];
- } scan_req;
- } u;
-};
-
-
-static int
-prism2_ioctl_set_encryption(struct net_device *dev,
- struct prism2_hostapd_param *param,
- int param_len)
-{
- islpci_private *priv = netdev_priv(dev);
- int rvalue = 0, force = 0;
- int authen = DOT11_AUTH_OS, invoke = 0, exunencrypt = 0;
- union oid_res_t r;
-
- /* with the new API, it's impossible to get a NULL pointer.
- * New version of iwconfig set the IW_ENCODE_NOKEY flag
- * when no key is given, but older versions don't. */
-
- if (param->u.crypt.key_len > 0) {
- /* we have a key to set */
- int index = param->u.crypt.idx;
- int current_index;
- struct obj_key key = { DOT11_PRIV_TKIP, 0, "" };
-
- /* get the current key index */
- rvalue = mgt_get_request(priv, DOT11_OID_DEFKEYID, 0, NULL, &r);
- current_index = r.u;
- /* Verify that the key is not marked as invalid */
- if (!(param->u.crypt.flags & IW_ENCODE_NOKEY)) {
- key.length = param->u.crypt.key_len > sizeof (param->u.crypt.key) ?
- sizeof (param->u.crypt.key) : param->u.crypt.key_len;
- memcpy(key.key, param->u.crypt.key, key.length);
- if (key.length == 32)
- /* we want WPA-PSK */
- key.type = DOT11_PRIV_TKIP;
- if ((index < 0) || (index > 3))
- /* no index provided use the current one */
- index = current_index;
-
- /* now send the key to the card */
- rvalue |=
- mgt_set_request(priv, DOT11_OID_DEFKEYX, index,
- &key);
- }
- /*
- * If a valid key is set, encryption should be enabled
- * (user may turn it off later).
- * This is also how "iwconfig ethX key on" works
- */
- if ((index == current_index) && (key.length > 0))
- force = 1;
- } else {
- int index = (param->u.crypt.flags & IW_ENCODE_INDEX) - 1;
- if ((index >= 0) && (index <= 3)) {
- /* we want to set the key index */
- rvalue |=
- mgt_set_request(priv, DOT11_OID_DEFKEYID, 0,
- &index);
- } else {
- if (!(param->u.crypt.flags & IW_ENCODE_MODE)) {
- /* we cannot do anything. Complain. */
- return -EINVAL;
- }
- }
- }
- /* now read the flags */
- if (param->u.crypt.flags & IW_ENCODE_DISABLED) {
- /* Encoding disabled,
- * authen = DOT11_AUTH_OS;
- * invoke = 0;
- * exunencrypt = 0; */
- }
- if (param->u.crypt.flags & IW_ENCODE_OPEN)
- /* Encode but accept non-encoded packets. No auth */
- invoke = 1;
- if ((param->u.crypt.flags & IW_ENCODE_RESTRICTED) || force) {
- /* Refuse non-encoded packets. Auth */
- authen = DOT11_AUTH_BOTH;
- invoke = 1;
- exunencrypt = 1;
- }
- /* do the change if requested */
- if ((param->u.crypt.flags & IW_ENCODE_MODE) || force) {
- rvalue |=
- mgt_set_request(priv, DOT11_OID_AUTHENABLE, 0, &authen);
- rvalue |=
- mgt_set_request(priv, DOT11_OID_PRIVACYINVOKED, 0, &invoke);
- rvalue |=
- mgt_set_request(priv, DOT11_OID_EXUNENCRYPTED, 0,
- &exunencrypt);
- }
- return rvalue;
-}
-
-static int
-prism2_ioctl_set_generic_element(struct net_device *ndev,
- struct prism2_hostapd_param *param,
- int param_len)
-{
- islpci_private *priv = netdev_priv(ndev);
- int max_len, len, alen, ret=0;
- struct obj_attachment *attach;
-
- len = param->u.generic_elem.len;
- max_len = param_len - PRISM2_HOSTAPD_GENERIC_ELEMENT_HDR_LEN;
- if (max_len < 0 || max_len < len)
- return -EINVAL;
-
- alen = sizeof(*attach) + len;
- attach = kzalloc(alen, GFP_KERNEL);
- if (attach == NULL)
- return -ENOMEM;
-
-#define WLAN_FC_TYPE_MGMT 0
-#define WLAN_FC_STYPE_ASSOC_REQ 0
-#define WLAN_FC_STYPE_REASSOC_REQ 2
-
- /* Note: endianness is covered by mgt_set_varlen */
-
- attach->type = (WLAN_FC_TYPE_MGMT << 2) |
- (WLAN_FC_STYPE_ASSOC_REQ << 4);
- attach->id = -1;
- attach->size = len;
- memcpy(attach->data, param->u.generic_elem.data, len);
-
- ret = mgt_set_varlen(priv, DOT11_OID_ATTACHMENT, attach, len);
-
- if (ret == 0) {
- attach->type = (WLAN_FC_TYPE_MGMT << 2) |
- (WLAN_FC_STYPE_REASSOC_REQ << 4);
-
- ret = mgt_set_varlen(priv, DOT11_OID_ATTACHMENT, attach, len);
-
- if (ret == 0)
- printk(KERN_DEBUG "%s: WPA IE Attachment was set\n",
- ndev->name);
- }
-
- kfree(attach);
- return ret;
-
-}
-
-static int
-prism2_ioctl_mlme(struct net_device *dev, struct prism2_hostapd_param *param)
-{
- return -EOPNOTSUPP;
-}
-
-static int
-prism2_ioctl_scan_req(struct net_device *ndev,
- struct prism2_hostapd_param *param)
-{
- islpci_private *priv = netdev_priv(ndev);
- int i, rvalue;
- struct obj_bsslist *bsslist;
- u32 noise = 0;
- char *extra = "";
- char *current_ev = "foo";
- union oid_res_t r;
-
- if (islpci_get_state(priv) < PRV_STATE_INIT) {
- /* device is not ready, fail gently */
- return 0;
- }
-
- /* first get the noise value. We will use it to report the link quality */
- rvalue = mgt_get_request(priv, DOT11_OID_NOISEFLOOR, 0, NULL, &r);
- noise = r.u;
-
- /* Ask the device for a list of known bss. We can report at most
- * IW_MAX_AP=64 to the range struct. But the device won't repport anything
- * if you change the value of IWMAX_BSS=24.
- */
- rvalue |= mgt_get_request(priv, DOT11_OID_BSSLIST, 0, NULL, &r);
- bsslist = r.ptr;
-
- /* ok now, scan the list and translate its info */
- for (i = 0; i < min(IW_MAX_AP, (int) bsslist->nr); i++)
- current_ev = prism54_translate_bss(ndev, current_ev,
- extra + IW_SCAN_MAX_DATA,
- &(bsslist->bsslist[i]),
- noise);
- kfree(bsslist);
-
- return rvalue;
-}
-
-static int
-prism54_hostapd(struct net_device *ndev, struct iw_point *p)
-{
- struct prism2_hostapd_param *param;
- int ret = 0;
- u32 uwrq;
-
- printk(KERN_DEBUG "prism54_hostapd - len=%d\n", p->length);
- if (p->length < sizeof(struct prism2_hostapd_param) ||
- p->length > PRISM2_HOSTAPD_MAX_BUF_SIZE || !p->pointer)
- return -EINVAL;
-
- param = kmalloc(p->length, GFP_KERNEL);
- if (param == NULL)
- return -ENOMEM;
-
- if (copy_from_user(param, p->pointer, p->length)) {
- kfree(param);
- return -EFAULT;
- }
-
- switch (param->cmd) {
- case PRISM2_SET_ENCRYPTION:
- printk(KERN_DEBUG "%s: Caught WPA supplicant set encryption request\n",
- ndev->name);
- ret = prism2_ioctl_set_encryption(ndev, param, p->length);
- break;
- case PRISM2_HOSTAPD_SET_GENERIC_ELEMENT:
- printk(KERN_DEBUG "%s: Caught WPA supplicant set WPA IE request\n",
- ndev->name);
- ret = prism2_ioctl_set_generic_element(ndev, param,
- p->length);
- break;
- case PRISM2_HOSTAPD_MLME:
- printk(KERN_DEBUG "%s: Caught WPA supplicant MLME request\n",
- ndev->name);
- ret = prism2_ioctl_mlme(ndev, param);
- break;
- case PRISM2_HOSTAPD_SCAN_REQ:
- printk(KERN_DEBUG "%s: Caught WPA supplicant scan request\n",
- ndev->name);
- ret = prism2_ioctl_scan_req(ndev, param);
- break;
- case PRISM54_SET_WPA:
- printk(KERN_DEBUG "%s: Caught WPA supplicant wpa init request\n",
- ndev->name);
- uwrq = 1;
- ret = prism54_set_wpa(ndev, NULL, &uwrq, NULL);
- break;
- case PRISM54_DROP_UNENCRYPTED:
- printk(KERN_DEBUG "%s: Caught WPA drop unencrypted request\n",
- ndev->name);
-#if 0
- uwrq = 0x01;
- mgt_set(priv, DOT11_OID_EXUNENCRYPTED, &uwrq);
- down_write(&priv->mib_sem);
- mgt_commit(priv);
- up_write(&priv->mib_sem);
-#endif
- /* Not necessary, as set_wpa does it, should we just do it here though? */
- ret = 0;
- break;
- default:
- printk(KERN_DEBUG "%s: Caught a WPA supplicant request that is not supported\n",
- ndev->name);
- ret = -EOPNOTSUPP;
- break;
- }
-
- if (ret == 0 && copy_to_user(p->pointer, param, p->length))
- ret = -EFAULT;
-
- kfree(param);
-
- return ret;
-}
static int
prism54_set_wpa(struct net_device *ndev, struct iw_request_info *info,
@@ -2977,7 +2661,8 @@ prism54_set_spy(struct net_device *ndev,
union iwreq_data *uwrq, char *extra)
{
islpci_private *priv = netdev_priv(ndev);
- u32 u, oid = OID_INL_CONFIG;
+ u32 u;
+ enum oid_num_t oid = OID_INL_CONFIG;
down_write(&priv->mib_sem);
mgt_get(priv, OID_INL_CONFIG, &u);
@@ -3223,20 +2908,3 @@ const struct iw_handler_def prism54_handler_def = {
.private_args = (struct iw_priv_args *) prism54_private_args,
.get_wireless_stats = prism54_get_wireless_stats,
};
-
-/* For wpa_supplicant */
-
-int
-prism54_ioctl(struct net_device *ndev, struct ifreq *rq, int cmd)
-{
- struct iwreq *wrq = (struct iwreq *) rq;
- int ret = -1;
- switch (cmd) {
- case PRISM54_HOSTAPD:
- if (!capable(CAP_NET_ADMIN))
- return -EPERM;
- ret = prism54_hostapd(ndev, &wrq->u.data);
- return ret;
- }
- return -EOPNOTSUPP;
-}