/*----------------------------------------------------------------
* prism2mgmt_scan_results
*
* Retrieve the BSS description for one of the BSSs identified in
* a scan.
*
* Arguments:
* wlandev wlan device structure
* msgp ptr to msg buffer
*
* Returns:
* 0 success and done
* <0 success, but we're waiting for something to finish.
* >0 an error occurred while handling the message.
* Side effects:
*
* Call context:
* process thread (usually)
* interrupt
*----------------------------------------------------------------
*/
int prism2mgmt_scan_results(struct wlandevice *wlandev, void *msgp)
{
int result = 0;
struct p80211msg_dot11req_scan_results *req;
struct hfa384x *hw = wlandev->priv;
struct hfa384x_hscan_result_sub *item = NULL;
int count;
req = msgp;
req->resultcode.status = P80211ENUM_msgitem_status_data_ok;
if (!hw->scanresults) {
netdev_err(wlandev->netdev,
"dot11req_scan_results can only be used after a successful dot11req_scan.\n");
result = 2;
req->resultcode.data = P80211ENUM_resultcode_invalid_parameters;
goto exit;
}
count = (hw->scanresults->framelen - 3) / 32;
if (count > HFA384x_SCANRESULT_MAX)
count = HFA384x_SCANRESULT_MAX;
if (req->bssindex.data >= count) {
netdev_dbg(wlandev->netdev,
"requested index (%d) out of range (%d)\n",
req->bssindex.data, count);
result = 2;
req->resultcode.data = P80211ENUM_resultcode_invalid_parameters;
goto exit;
}
item = &(hw->scanresults->info.hscanresult.result[req->bssindex.data]);
/* signal and noise */
req->signal.status = P80211ENUM_msgitem_status_data_ok;
req->noise.status = P80211ENUM_msgitem_status_data_ok;
req->signal.data = le16_to_cpu(item->sl);
req->noise.data = le16_to_cpu(item->anl);
/* BSSID */
req->bssid.status = P80211ENUM_msgitem_status_data_ok;
req->bssid.data.len = WLAN_BSSID_LEN;
memcpy(req->bssid.data.data, item->bssid, WLAN_BSSID_LEN);
/* SSID */
req->ssid.status = P80211ENUM_msgitem_status_data_ok;
req->ssid.data.len = le16_to_cpu(item->ssid.len);
req->ssid.data.len = min_t(u16, req->ssid.data.len, WLAN_SSID_MAXLEN);
memcpy(req->ssid.data.data, item->ssid.data, req->ssid.data.len);
/* supported rates */
for (count = 0; count < 10; count++)
if (item->supprates[count] == 0)
break;
#define REQBASICRATE(N) \
do { \
if ((count >= N) && DOT11_RATE5_ISBASIC_GET( \
item->supprates[(N) - 1])) { \
req->basicrate ## N .data = item->supprates[(N) - 1]; \
req->basicrate ## N .status = \
P80211ENUM_msgitem_status_data_ok; \
} \
} while (0)
REQBASICRATE(1);
REQBASICRATE(2);
REQBASICRATE(3);
REQBASICRATE(4);
REQBASICRATE(5);
REQBASICRATE(6);
REQBASICRATE(7);
REQBASICRATE(8);
#define REQSUPPRATE(N) \
do { \
if (count >= N) { \
req->supprate ## N .data = item->supprates[(N) - 1]; \
req->supprate ## N .status = \
P80211ENUM_msgitem_status_data_ok; \
} \
} while (0)
REQSUPPRATE(1);
REQSUPPRATE(2);
REQSUPPRATE(3);
REQSUPPRATE(4);
REQSUPPRATE(5);
REQSUPPRATE(6);
REQSUPPRATE(7);
REQSUPPRATE(8);
/* beacon period */
req->beaconperiod.status = P80211ENUM_msgitem_status_data_ok;
req->beaconperiod.data = le16_to_cpu(item->bcnint);
/* timestamps */
req->timestamp.status = P80211ENUM_msgitem_status_data_ok;
req->timestamp.data = jiffies;
req->localtime.status = P80211ENUM_msgitem_status_data_ok;
req->localtime.data = jiffies;
/* atim window */
req->ibssatimwindow.status = P80211ENUM_msgitem_status_data_ok;
req->ibssatimwindow.data = le16_to_cpu(item->atim);
/* Channel */
req->dschannel.status = P80211ENUM_msgitem_status_data_ok;
req->dschannel.data = le16_to_cpu(item->chid);
/* capinfo bits */
count = le16_to_cpu(item->capinfo);
req->capinfo.status = P80211ENUM_msgitem_status_data_ok;
req->capinfo.data = count;
/* privacy flag */
req->privacy.status = P80211ENUM_msgitem_status_data_ok;
req->privacy.data = WLAN_GET_MGMT_CAP_INFO_PRIVACY(count);
/* cfpollable */
req->cfpollable.status = P80211ENUM_msgitem_status_data_ok;
req->cfpollable.data = WLAN_GET_MGMT_CAP_INFO_CFPOLLABLE(count);
/* cfpollreq */
req->cfpollreq.status = P80211ENUM_msgitem_status_data_ok;
req->cfpollreq.data = WLAN_GET_MGMT_CAP_INFO_CFPOLLREQ(count);
/* bsstype */
req->bsstype.status = P80211ENUM_msgitem_status_data_ok;
req->bsstype.data = (WLAN_GET_MGMT_CAP_INFO_ESS(count)) ?
P80211ENUM_bsstype_infrastructure : P80211ENUM_bsstype_independent;
result = 0;
req->resultcode.data = P80211ENUM_resultcode_success;
exit:
return result;
}
/*----------------------------------------------------------------
* prism2mgmt_scan_results
*
* Retrieve the BSS description for one of the BSSs identified in
* a scan.
*
* Arguments:
* wlandev wlan device structure
* msgp ptr to msg buffer
*
* Returns:
* 0 success and done
* <0 success, but we're waiting for something to finish.
* >0 an error occurred while handling the message.
* Side effects:
*
* Call context:
* process thread (usually)
* interrupt
----------------------------------------------------------------*/
int prism2mgmt_scan_results(wlandevice_t *wlandev, void *msgp)
{
int result = 0;
p80211msg_dot11req_scan_results_t *req;
hfa384x_t *hw = wlandev->priv;
hfa384x_HScanResultSub_t *item = NULL;
int count;
DBFENTER;
req = (p80211msg_dot11req_scan_results_t *) msgp;
req->resultcode.status = P80211ENUM_msgitem_status_data_ok;
if (! hw->scanresults) {
WLAN_LOG_ERROR("dot11req_scan_results can only be used after a successful dot11req_scan.\n");
result = 2;
req->resultcode.data = P80211ENUM_resultcode_invalid_parameters;
goto exit;
}
count = (hw->scanresults->framelen - 3) / 32;
if (count > 32) count = 32;
if (req->bssindex.data >= count) {
WLAN_LOG_DEBUG(0, "requested index (%d) out of range (%d)\n",
req->bssindex.data, count);
result = 2;
req->resultcode.data = P80211ENUM_resultcode_invalid_parameters;
goto exit;
}
item = &(hw->scanresults->info.hscanresult.result[req->bssindex.data]);
/* signal and noise */
req->signal.status = P80211ENUM_msgitem_status_data_ok;
req->noise.status = P80211ENUM_msgitem_status_data_ok;
req->signal.data = hfa384x2host_16(item->sl);
req->noise.data = hfa384x2host_16(item->anl);
/* BSSID */
req->bssid.status = P80211ENUM_msgitem_status_data_ok;
req->bssid.data.len = WLAN_BSSID_LEN;
memcpy(req->bssid.data.data, item->bssid, WLAN_BSSID_LEN);
/* SSID */
req->ssid.status = P80211ENUM_msgitem_status_data_ok;
req->ssid.data.len = hfa384x2host_16(item->ssid.len);
memcpy(req->ssid.data.data, item->ssid.data, req->ssid.data.len);
/* supported rates */
for (count = 0; count < 10 ; count++)
if (item->supprates[count] == 0)
break;
#define REQBASICRATE(N) \
if ((count >= N) && DOT11_RATE5_ISBASIC_GET(item->supprates[(N)-1])) { \
req->basicrate ## N .data = item->supprates[(N)-1]; \
req->basicrate ## N .status = P80211ENUM_msgitem_status_data_ok; \
}
REQBASICRATE(1);
REQBASICRATE(2);
REQBASICRATE(3);
REQBASICRATE(4);
REQBASICRATE(5);
REQBASICRATE(6);
REQBASICRATE(7);
REQBASICRATE(8);
#define REQSUPPRATE(N) \
if (count >= N) { \
req->supprate ## N .data = item->supprates[(N)-1]; \
req->supprate ## N .status = P80211ENUM_msgitem_status_data_ok; \
}
REQSUPPRATE(1);
REQSUPPRATE(2);
REQSUPPRATE(3);
REQSUPPRATE(4);
REQSUPPRATE(5);
REQSUPPRATE(6);
REQSUPPRATE(7);
REQSUPPRATE(8);
/* beacon period */
req->beaconperiod.status = P80211ENUM_msgitem_status_data_ok;
req->beaconperiod.data = hfa384x2host_16(item->bcnint);
/* timestamps */
req->timestamp.status = P80211ENUM_msgitem_status_data_ok;
req->timestamp.data = jiffies;
req->localtime.status = P80211ENUM_msgitem_status_data_ok;
req->localtime.data = jiffies;
/* atim window */
req->ibssatimwindow.status = P80211ENUM_msgitem_status_data_ok;
req->ibssatimwindow.data = hfa384x2host_16(item->atim);
/* Channel */
req->dschannel.status = P80211ENUM_msgitem_status_data_ok;
req->dschannel.data = hfa384x2host_16(item->chid);
/* capinfo bits */
count = hfa384x2host_16(item->capinfo);
/* privacy flag */
req->privacy.status = P80211ENUM_msgitem_status_data_ok;
req->privacy.data = WLAN_GET_MGMT_CAP_INFO_PRIVACY(count);
/* cfpollable */
req->cfpollable.status = P80211ENUM_msgitem_status_data_ok;
req->cfpollable.data = WLAN_GET_MGMT_CAP_INFO_CFPOLLABLE(count);
/* cfpollreq */
req->cfpollreq.status = P80211ENUM_msgitem_status_data_ok;
req->cfpollreq.data = WLAN_GET_MGMT_CAP_INFO_CFPOLLREQ(count);
/* bsstype */
req->bsstype.status = P80211ENUM_msgitem_status_data_ok;
req->bsstype.data = (WLAN_GET_MGMT_CAP_INFO_ESS(count)) ?
P80211ENUM_bsstype_infrastructure :
P80211ENUM_bsstype_independent;
// item->proberesp_rate
/*
req->fhdwelltime
req->fhhopset
req->fhhoppattern
req->fhhopindex
req->cfpdurremaining
*/
result = 0;
req->resultcode.data = P80211ENUM_resultcode_success;
exit:
DBFEXIT;
return result;
}
