2 * Functions implementing wlan infrastructure and adhoc join routines,
3 * IOCTL handlers as well as command preperation and response routines
4 * for sending adhoc start, adhoc join, and association commands
7 #include <linux/netdevice.h>
8 #include <linux/if_arp.h>
9 #include <linux/wireless.h>
10 #include <linux/etherdevice.h>
12 #include <net/iw_handler.h>
20 #define AD_HOC_CAP_PRIVACY_ON 1
23 * @brief This function finds out the common rates between rate1 and rate2.
25 * It will fill common rates in rate1 as output if found.
27 * NOTE: Setting the MSB of the basic rates need to be taken
28 * care, either before or after calling this function
30 * @param adapter A pointer to wlan_adapter structure
31 * @param rate1 the buffer which keeps input and output
32 * @param rate1_size the size of rate1 buffer
33 * @param rate2 the buffer which keeps rate2
34 * @param rate2_size the size of rate2 buffer.
38 static int get_common_rates(wlan_adapter * adapter, u8 * rate1,
39 int rate1_size, u8 * rate2, int rate2_size)
46 memset(&tmp, 0, sizeof(tmp));
47 memcpy(&tmp, rate1, min_t(size_t, rate1_size, sizeof(tmp)));
48 memset(rate1, 0, rate1_size);
50 /* Mask the top bit of the original values */
51 for (i = 0; tmp[i] && i < sizeof(tmp); i++)
54 for (i = 0; rate2[i] && i < rate2_size; i++) {
55 /* Check for Card Rate in tmp, excluding the top bit */
56 if (strchr(tmp, rate2[i] & 0x7F)) {
57 /* values match, so copy the Card Rate to rate1 */
62 lbs_dbg_hex("rate1 (AP) rates:", tmp, sizeof(tmp));
63 lbs_dbg_hex("rate2 (Card) rates:", rate2, rate2_size);
64 lbs_dbg_hex("Common rates:", ptr, rate1_size);
65 lbs_deb_join("Tx datarate is set to 0x%X\n", adapter->datarate);
67 if (!adapter->is_datarate_auto) {
69 if ((*ptr & 0x7f) == adapter->datarate) {
75 lbs_pr_alert( "Previously set fixed data rate %#x isn't "
76 "compatible with the network.\n", adapter->datarate);
87 int libertas_send_deauth(wlan_private * priv)
89 wlan_adapter *adapter = priv->adapter;
92 if (adapter->mode == IW_MODE_INFRA &&
93 adapter->connect_status == libertas_connected)
94 ret = libertas_send_deauthentication(priv);
102 * @brief Associate to a specific BSS discovered in a scan
104 * @param priv A pointer to wlan_private structure
105 * @param pbssdesc Pointer to the BSS descriptor to associate with.
107 * @return 0-success, otherwise fail
109 int wlan_associate(wlan_private * priv, struct assoc_request * assoc_req)
111 wlan_adapter *adapter = priv->adapter;
114 lbs_deb_enter(LBS_DEB_JOIN);
116 ret = libertas_prepare_and_send_command(priv, cmd_802_11_authenticate,
117 0, cmd_option_waitforrsp,
118 0, assoc_req->bss.bssid);
123 /* set preamble to firmware */
124 if (adapter->capinfo.shortpreamble && assoc_req->bss.cap.shortpreamble)
125 adapter->preamble = cmd_type_short_preamble;
127 adapter->preamble = cmd_type_long_preamble;
129 libertas_set_radio_control(priv);
131 ret = libertas_prepare_and_send_command(priv, cmd_802_11_associate,
132 0, cmd_option_waitforrsp, 0, assoc_req);
135 lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret);
140 * @brief Start an Adhoc Network
142 * @param priv A pointer to wlan_private structure
143 * @param adhocssid The ssid of the Adhoc Network
144 * @return 0--success, -1--fail
146 int libertas_start_adhoc_network(wlan_private * priv, struct assoc_request * assoc_req)
148 wlan_adapter *adapter = priv->adapter;
151 adapter->adhoccreate = 1;
153 if (!adapter->capinfo.shortpreamble) {
154 lbs_deb_join("AdhocStart: Long preamble\n");
155 adapter->preamble = cmd_type_long_preamble;
157 lbs_deb_join("AdhocStart: Short preamble\n");
158 adapter->preamble = cmd_type_short_preamble;
161 libertas_set_radio_control(priv);
163 lbs_deb_join("AdhocStart: channel = %d\n", assoc_req->channel);
164 lbs_deb_join("AdhocStart: band = %d\n", assoc_req->band);
166 ret = libertas_prepare_and_send_command(priv, cmd_802_11_ad_hoc_start,
167 0, cmd_option_waitforrsp, 0, assoc_req);
173 * @brief Join an adhoc network found in a previous scan
175 * @param priv A pointer to wlan_private structure
176 * @param pbssdesc Pointer to a BSS descriptor found in a previous scan
179 * @return 0--success, -1--fail
181 int libertas_join_adhoc_network(wlan_private * priv, struct assoc_request * assoc_req)
183 wlan_adapter *adapter = priv->adapter;
184 struct bss_descriptor * bss = &assoc_req->bss;
187 lbs_deb_join("libertas_join_adhoc_network: CurBss.ssid =%s\n",
188 adapter->curbssparams.ssid.ssid);
189 lbs_deb_join("libertas_join_adhoc_network: CurBss.ssid_len =%u\n",
190 adapter->curbssparams.ssid.ssidlength);
191 lbs_deb_join("libertas_join_adhoc_network: ssid = '%s'\n",
193 lbs_deb_join("libertas_join_adhoc_network: ssid len = %u\n",
194 bss->ssid.ssidlength);
196 /* check if the requested SSID is already joined */
197 if (adapter->curbssparams.ssid.ssidlength
198 && !libertas_SSID_cmp(&bss->ssid, &adapter->curbssparams.ssid)
199 && (adapter->mode == IW_MODE_ADHOC)) {
201 "ADHOC_J_CMD: New ad-hoc SSID is the same as current, "
202 "not attempting to re-join");
206 /*Use shortpreamble only when both creator and card supports
208 if (!bss->cap.shortpreamble || !adapter->capinfo.shortpreamble) {
209 lbs_deb_join("AdhocJoin: Long preamble\n");
210 adapter->preamble = cmd_type_long_preamble;
212 lbs_deb_join("AdhocJoin: Short preamble\n");
213 adapter->preamble = cmd_type_short_preamble;
216 libertas_set_radio_control(priv);
218 lbs_deb_join("AdhocJoin: channel = %d\n", assoc_req->channel);
219 lbs_deb_join("AdhocJoin: band = %c\n", assoc_req->band);
221 adapter->adhoccreate = 0;
223 ret = libertas_prepare_and_send_command(priv, cmd_802_11_ad_hoc_join,
224 0, cmd_option_waitforrsp,
225 OID_802_11_SSID, assoc_req);
230 int libertas_stop_adhoc_network(wlan_private * priv)
232 return libertas_prepare_and_send_command(priv, cmd_802_11_ad_hoc_stop,
233 0, cmd_option_waitforrsp, 0, NULL);
237 * @brief Send Deauthentication Request
239 * @param priv A pointer to wlan_private structure
240 * @return 0--success, -1--fail
242 int libertas_send_deauthentication(wlan_private * priv)
244 return libertas_prepare_and_send_command(priv, cmd_802_11_deauthenticate,
245 0, cmd_option_waitforrsp, 0, NULL);
249 * @brief This function prepares command of authenticate.
251 * @param priv A pointer to wlan_private structure
252 * @param cmd A pointer to cmd_ds_command structure
253 * @param pdata_buf Void cast of pointer to a BSSID to authenticate with
257 int libertas_cmd_80211_authenticate(wlan_private * priv,
258 struct cmd_ds_command *cmd,
261 wlan_adapter *adapter = priv->adapter;
262 struct cmd_ds_802_11_authenticate *pauthenticate = &cmd->params.auth;
264 u8 *bssid = pdata_buf;
266 cmd->command = cpu_to_le16(cmd_802_11_authenticate);
267 cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_authenticate)
270 /* translate auth mode to 802.11 defined wire value */
271 switch (adapter->secinfo.auth_mode) {
272 case IW_AUTH_ALG_OPEN_SYSTEM:
273 pauthenticate->authtype = 0x00;
275 case IW_AUTH_ALG_SHARED_KEY:
276 pauthenticate->authtype = 0x01;
278 case IW_AUTH_ALG_LEAP:
279 pauthenticate->authtype = 0x80;
282 lbs_deb_join("AUTH_CMD: invalid auth alg 0x%X\n",
283 adapter->secinfo.auth_mode);
287 memcpy(pauthenticate->macaddr, bssid, ETH_ALEN);
289 lbs_deb_join("AUTH_CMD: Bssid is : " MAC_FMT "\n", MAC_ARG(bssid));
296 int libertas_cmd_80211_deauthenticate(wlan_private * priv,
297 struct cmd_ds_command *cmd)
299 wlan_adapter *adapter = priv->adapter;
300 struct cmd_ds_802_11_deauthenticate *dauth = &cmd->params.deauth;
302 lbs_deb_enter(LBS_DEB_JOIN);
304 cmd->command = cpu_to_le16(cmd_802_11_deauthenticate);
306 cpu_to_le16(sizeof(struct cmd_ds_802_11_deauthenticate) +
309 /* set AP MAC address */
310 memmove(dauth->macaddr, adapter->curbssparams.bssid,
313 /* Reason code 3 = Station is leaving */
314 #define REASON_CODE_STA_LEAVING 3
315 dauth->reasoncode = cpu_to_le16(REASON_CODE_STA_LEAVING);
317 lbs_deb_leave(LBS_DEB_JOIN);
321 int libertas_cmd_80211_associate(wlan_private * priv,
322 struct cmd_ds_command *cmd, void *pdata_buf)
324 wlan_adapter *adapter = priv->adapter;
325 struct cmd_ds_802_11_associate *passo = &cmd->params.associate;
327 struct assoc_request * assoc_req = pdata_buf;
328 struct bss_descriptor * bss = &assoc_req->bss;
333 struct mrvlietypes_ssidparamset *ssid;
334 struct mrvlietypes_phyparamset *phy;
335 struct mrvlietypes_ssparamset *ss;
336 struct mrvlietypes_ratesparamset *rates;
337 struct mrvlietypes_rsnparamset *rsn;
339 lbs_deb_enter(LBS_DEB_JOIN);
348 cmd->command = cpu_to_le16(cmd_802_11_associate);
350 memcpy(passo->peerstaaddr, bss->bssid, sizeof(passo->peerstaaddr));
351 pos += sizeof(passo->peerstaaddr);
353 /* set the listen interval */
354 passo->listeninterval = adapter->listeninterval;
356 pos += sizeof(passo->capinfo);
357 pos += sizeof(passo->listeninterval);
358 pos += sizeof(passo->bcnperiod);
359 pos += sizeof(passo->dtimperiod);
361 ssid = (struct mrvlietypes_ssidparamset *) pos;
362 ssid->header.type = cpu_to_le16(TLV_TYPE_SSID);
363 ssid->header.len = bss->ssid.ssidlength;
364 memcpy(ssid->ssid, bss->ssid.ssid, ssid->header.len);
365 pos += sizeof(ssid->header) + ssid->header.len;
366 ssid->header.len = cpu_to_le16(ssid->header.len);
368 phy = (struct mrvlietypes_phyparamset *) pos;
369 phy->header.type = cpu_to_le16(TLV_TYPE_PHY_DS);
370 phy->header.len = sizeof(phy->fh_ds.dsparamset);
371 memcpy(&phy->fh_ds.dsparamset,
372 &bss->phyparamset.dsparamset.currentchan,
373 sizeof(phy->fh_ds.dsparamset));
374 pos += sizeof(phy->header) + phy->header.len;
375 phy->header.len = cpu_to_le16(phy->header.len);
377 ss = (struct mrvlietypes_ssparamset *) pos;
378 ss->header.type = cpu_to_le16(TLV_TYPE_CF);
379 ss->header.len = sizeof(ss->cf_ibss.cfparamset);
380 pos += sizeof(ss->header) + ss->header.len;
381 ss->header.len = cpu_to_le16(ss->header.len);
383 rates = (struct mrvlietypes_ratesparamset *) pos;
384 rates->header.type = cpu_to_le16(TLV_TYPE_RATES);
386 memcpy(&rates->rates, &bss->libertas_supported_rates, WLAN_SUPPORTED_RATES);
388 card_rates = libertas_supported_rates;
389 card_rates_size = sizeof(libertas_supported_rates);
391 if (get_common_rates(adapter, rates->rates, WLAN_SUPPORTED_RATES,
392 card_rates, card_rates_size)) {
397 rates->header.len = min_t(size_t, strlen(rates->rates), WLAN_SUPPORTED_RATES);
398 adapter->curbssparams.numofrates = rates->header.len;
400 pos += sizeof(rates->header) + rates->header.len;
401 rates->header.len = cpu_to_le16(rates->header.len);
403 if (assoc_req->secinfo.WPAenabled || assoc_req->secinfo.WPA2enabled) {
404 rsn = (struct mrvlietypes_rsnparamset *) pos;
405 rsn->header.type = (u16) assoc_req->wpa_ie[0]; /* WPA_IE or WPA2_IE */
406 rsn->header.type = cpu_to_le16(rsn->header.type);
407 rsn->header.len = (u16) assoc_req->wpa_ie[1];
408 memcpy(rsn->rsnie, &assoc_req->wpa_ie[2], rsn->header.len);
409 lbs_dbg_hex("ASSOC_CMD: RSN IE", (u8 *) rsn,
410 sizeof(rsn->header) + rsn->header.len);
411 pos += sizeof(rsn->header) + rsn->header.len;
412 rsn->header.len = cpu_to_le16(rsn->header.len);
415 /* update curbssparams */
416 adapter->curbssparams.channel =
417 (bss->phyparamset.dsparamset.currentchan);
419 /* Copy the infra. association rates into Current BSS state structure */
420 memcpy(&adapter->curbssparams.datarates, &rates->rates,
421 min_t(size_t, sizeof(adapter->curbssparams.datarates), rates->header.len));
423 lbs_deb_join("ASSOC_CMD: rates->header.len = %d\n", rates->header.len);
426 if (bss->mode == IW_MODE_INFRA) {
427 #define CAPINFO_ESS_MODE 1
428 passo->capinfo.ess = CAPINFO_ESS_MODE;
431 if (libertas_parse_dnld_countryinfo_11d(priv, bss)) {
436 cmd->size = cpu_to_le16((u16) (pos - (u8 *) passo) + S_DS_GEN);
438 /* set the capability info at last */
439 memcpy(&tmpcap, &bss->cap, sizeof(passo->capinfo));
440 tmpcap &= CAPINFO_MASK;
441 lbs_deb_join("ASSOC_CMD: tmpcap=%4X CAPINFO_MASK=%4X\n",
442 tmpcap, CAPINFO_MASK);
443 tmpcap = cpu_to_le16(tmpcap);
444 memcpy(&passo->capinfo, &tmpcap, sizeof(passo->capinfo));
447 lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret);
451 int libertas_cmd_80211_ad_hoc_start(wlan_private * priv,
452 struct cmd_ds_command *cmd, void *pdata_buf)
454 wlan_adapter *adapter = priv->adapter;
455 struct cmd_ds_802_11_ad_hoc_start *adhs = &cmd->params.ads;
457 int cmdappendsize = 0;
460 struct assoc_request * assoc_req = pdata_buf;
462 lbs_deb_enter(LBS_DEB_JOIN);
469 cmd->command = cpu_to_le16(cmd_802_11_ad_hoc_start);
472 * Fill in the parameters for 2 data structures:
473 * 1. cmd_ds_802_11_ad_hoc_start command
474 * 2. adapter->scantable[i]
476 * Driver will fill up SSID, bsstype,IBSS param, Physical Param,
477 * probe delay, and cap info.
479 * Firmware will fill up beacon period, DTIM, Basic rates
480 * and operational rates.
483 memset(adhs->SSID, 0, IW_ESSID_MAX_SIZE);
484 memcpy(adhs->SSID, assoc_req->ssid.ssid, assoc_req->ssid.ssidlength);
486 lbs_deb_join("ADHOC_S_CMD: SSID = %s\n", adhs->SSID);
488 /* set the BSS type */
489 adhs->bsstype = cmd_bss_type_ibss;
490 adapter->mode = IW_MODE_ADHOC;
491 adhs->beaconperiod = adapter->beaconperiod;
493 /* set Physical param set */
494 #define DS_PARA_IE_ID 3
495 #define DS_PARA_IE_LEN 1
497 adhs->phyparamset.dsparamset.elementid = DS_PARA_IE_ID;
498 adhs->phyparamset.dsparamset.len = DS_PARA_IE_LEN;
500 WARN_ON(!assoc_req->channel);
502 lbs_deb_join("ADHOC_S_CMD: Creating ADHOC on channel %d\n",
505 adhs->phyparamset.dsparamset.currentchan = assoc_req->channel;
507 /* set IBSS param set */
508 #define IBSS_PARA_IE_ID 6
509 #define IBSS_PARA_IE_LEN 2
511 adhs->ssparamset.ibssparamset.elementid = IBSS_PARA_IE_ID;
512 adhs->ssparamset.ibssparamset.len = IBSS_PARA_IE_LEN;
513 adhs->ssparamset.ibssparamset.atimwindow = adapter->atimwindow;
515 /* set capability info */
520 adhs->probedelay = cpu_to_le16(cmd_scan_probe_delay_time);
522 /* set up privacy in adapter->scantable[i] */
523 if (assoc_req->secinfo.wep_enabled) {
524 lbs_deb_join("ADHOC_S_CMD: WEP enabled, setting privacy on\n");
525 adhs->cap.privacy = AD_HOC_CAP_PRIVACY_ON;
527 lbs_deb_join("ADHOC_S_CMD: WEP disabled, setting privacy off\n");
530 memset(adhs->datarate, 0, sizeof(adhs->datarate));
532 if (adapter->adhoc_grate_enabled) {
533 memcpy(adhs->datarate, libertas_adhoc_rates_g,
534 min(sizeof(adhs->datarate), sizeof(libertas_adhoc_rates_g)));
536 memcpy(adhs->datarate, libertas_adhoc_rates_b,
537 min(sizeof(adhs->datarate), sizeof(libertas_adhoc_rates_b)));
540 /* Find the last non zero */
541 for (i = 0; i < sizeof(adhs->datarate) && adhs->datarate[i]; i++) ;
543 adapter->curbssparams.numofrates = i;
545 /* Copy the ad-hoc creating rates into Current BSS state structure */
546 memcpy(&adapter->curbssparams.datarates,
547 &adhs->datarate, adapter->curbssparams.numofrates);
549 lbs_deb_join("ADHOC_S_CMD: rates=%02x %02x %02x %02x \n",
550 adhs->datarate[0], adhs->datarate[1],
551 adhs->datarate[2], adhs->datarate[3]);
553 lbs_deb_join("ADHOC_S_CMD: AD HOC Start command is ready\n");
555 if (libertas_create_dnld_countryinfo_11d(priv)) {
556 lbs_deb_join("ADHOC_S_CMD: dnld_countryinfo_11d failed\n");
562 cpu_to_le16(sizeof(struct cmd_ds_802_11_ad_hoc_start)
563 + S_DS_GEN + cmdappendsize);
565 memcpy(&tmpcap, &adhs->cap, sizeof(u16));
566 tmpcap = cpu_to_le16(tmpcap);
567 memcpy(&adhs->cap, &tmpcap, sizeof(u16));
571 lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret);
575 int libertas_cmd_80211_ad_hoc_stop(wlan_private * priv,
576 struct cmd_ds_command *cmd)
578 cmd->command = cpu_to_le16(cmd_802_11_ad_hoc_stop);
579 cmd->size = cpu_to_le16(S_DS_GEN);
584 int libertas_cmd_80211_ad_hoc_join(wlan_private * priv,
585 struct cmd_ds_command *cmd, void *pdata_buf)
587 wlan_adapter *adapter = priv->adapter;
588 struct cmd_ds_802_11_ad_hoc_join *padhocjoin = &cmd->params.adj;
589 struct assoc_request * assoc_req = pdata_buf;
590 struct bss_descriptor *bss = &assoc_req->bss;
591 int cmdappendsize = 0;
598 lbs_deb_enter(LBS_DEB_JOIN);
600 cmd->command = cpu_to_le16(cmd_802_11_ad_hoc_join);
602 padhocjoin->bssdescriptor.bsstype = cmd_bss_type_ibss;
604 padhocjoin->bssdescriptor.beaconperiod = bss->beaconperiod;
606 memcpy(&padhocjoin->bssdescriptor.BSSID, &bss->bssid, ETH_ALEN);
607 memcpy(&padhocjoin->bssdescriptor.SSID, &bss->ssid.ssid, bss->ssid.ssidlength);
609 memcpy(&padhocjoin->bssdescriptor.phyparamset,
610 &bss->phyparamset, sizeof(union ieeetypes_phyparamset));
612 memcpy(&padhocjoin->bssdescriptor.ssparamset,
613 &bss->ssparamset, sizeof(union IEEEtypes_ssparamset));
615 memcpy(&tmpcap, &bss->cap, sizeof(struct ieeetypes_capinfo));
616 tmpcap &= CAPINFO_MASK;
618 lbs_deb_join("ADHOC_J_CMD: tmpcap=%4X CAPINFO_MASK=%4X\n",
619 tmpcap, CAPINFO_MASK);
620 memcpy(&padhocjoin->bssdescriptor.cap, &tmpcap,
621 sizeof(struct ieeetypes_capinfo));
623 /* information on BSSID descriptor passed to FW */
625 "ADHOC_J_CMD: BSSID = " MAC_FMT ", SSID = '%s'\n",
626 MAC_ARG(padhocjoin->bssdescriptor.BSSID),
627 padhocjoin->bssdescriptor.SSID);
630 padhocjoin->failtimeout = cpu_to_le16(MRVDRV_ASSOCIATION_TIME_OUT);
633 padhocjoin->probedelay =
634 cpu_to_le16(cmd_scan_probe_delay_time);
636 /* Copy Data rates from the rates recorded in scan response */
637 memset(padhocjoin->bssdescriptor.datarates, 0,
638 sizeof(padhocjoin->bssdescriptor.datarates));
639 memcpy(padhocjoin->bssdescriptor.datarates, bss->datarates,
640 min(sizeof(padhocjoin->bssdescriptor.datarates),
641 sizeof(bss->datarates)));
643 card_rates = libertas_supported_rates;
644 card_rates_size = sizeof(libertas_supported_rates);
646 adapter->curbssparams.channel = bss->channel;
648 if (get_common_rates(adapter, padhocjoin->bssdescriptor.datarates,
649 sizeof(padhocjoin->bssdescriptor.datarates),
650 card_rates, card_rates_size)) {
651 lbs_deb_join("ADHOC_J_CMD: get_common_rates returns error.\n");
656 /* Find the last non zero */
657 for (i = 0; i < sizeof(padhocjoin->bssdescriptor.datarates)
658 && padhocjoin->bssdescriptor.datarates[i]; i++) ;
660 adapter->curbssparams.numofrates = i;
663 * Copy the adhoc joining rates to Current BSS State structure
665 memcpy(adapter->curbssparams.datarates,
666 padhocjoin->bssdescriptor.datarates,
667 adapter->curbssparams.numofrates);
669 padhocjoin->bssdescriptor.ssparamset.ibssparamset.atimwindow =
670 cpu_to_le16(bss->atimwindow);
672 if (assoc_req->secinfo.wep_enabled) {
673 padhocjoin->bssdescriptor.cap.privacy = AD_HOC_CAP_PRIVACY_ON;
676 if (adapter->psmode == wlan802_11powermodemax_psp) {
678 enum WLAN_802_11_POWER_MODE Localpsmode;
680 Localpsmode = wlan802_11powermodecam;
681 ret = libertas_prepare_and_send_command(priv,
692 if (libertas_parse_dnld_countryinfo_11d(priv, bss)) {
698 cpu_to_le16(sizeof(struct cmd_ds_802_11_ad_hoc_join)
699 + S_DS_GEN + cmdappendsize);
701 memcpy(&tmpcap, &padhocjoin->bssdescriptor.cap,
702 sizeof(struct ieeetypes_capinfo));
703 tmpcap = cpu_to_le16(tmpcap);
705 memcpy(&padhocjoin->bssdescriptor.cap,
706 &tmpcap, sizeof(struct ieeetypes_capinfo));
709 lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret);
713 int libertas_ret_80211_associate(wlan_private * priv,
714 struct cmd_ds_command *resp)
716 wlan_adapter *adapter = priv->adapter;
718 union iwreq_data wrqu;
719 struct ieeetypes_assocrsp *passocrsp;
720 struct bss_descriptor * bss;
722 lbs_deb_enter(LBS_DEB_JOIN);
724 if (!adapter->in_progress_assoc_req) {
725 lbs_deb_join("ASSOC_RESP: no in-progress association request\n");
729 bss = &adapter->in_progress_assoc_req->bss;
731 passocrsp = (struct ieeetypes_assocrsp *) & resp->params;
733 if (passocrsp->statuscode) {
734 libertas_mac_event_disconnected(priv);
736 lbs_deb_join("ASSOC_RESP: Association failed, status code = %d\n",
737 passocrsp->statuscode);
743 lbs_dbg_hex("ASSOC_RESP:", (void *)&resp->params,
744 le16_to_cpu(resp->size) - S_DS_GEN);
746 /* Send a Media Connected event, according to the Spec */
747 adapter->connect_status = libertas_connected;
749 lbs_deb_join("ASSOC_RESP: %s\n", bss->ssid.ssid);
751 /* Update current SSID and BSSID */
752 memcpy(&adapter->curbssparams.ssid,
753 &bss->ssid, sizeof(struct WLAN_802_11_SSID));
754 memcpy(adapter->curbssparams.bssid, bss->bssid, ETH_ALEN);
756 lbs_deb_join("ASSOC_RESP: currentpacketfilter is %x\n",
757 adapter->currentpacketfilter);
759 adapter->SNR[TYPE_RXPD][TYPE_AVG] = 0;
760 adapter->NF[TYPE_RXPD][TYPE_AVG] = 0;
762 memset(adapter->rawSNR, 0x00, sizeof(adapter->rawSNR));
763 memset(adapter->rawNF, 0x00, sizeof(adapter->rawNF));
764 adapter->nextSNRNF = 0;
765 adapter->numSNRNF = 0;
767 netif_carrier_on(priv->dev);
768 netif_wake_queue(priv->dev);
770 netif_carrier_on(priv->mesh_dev);
771 netif_wake_queue(priv->mesh_dev);
773 lbs_deb_join("ASSOC_RESP: Associated \n");
775 memcpy(wrqu.ap_addr.sa_data, adapter->curbssparams.bssid, ETH_ALEN);
776 wrqu.ap_addr.sa_family = ARPHRD_ETHER;
777 wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL);
780 lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret);
784 int libertas_ret_80211_disassociate(wlan_private * priv,
785 struct cmd_ds_command *resp)
787 lbs_deb_enter(LBS_DEB_JOIN);
789 libertas_mac_event_disconnected(priv);
791 lbs_deb_leave(LBS_DEB_JOIN);
795 int libertas_ret_80211_ad_hoc_start(wlan_private * priv,
796 struct cmd_ds_command *resp)
798 wlan_adapter *adapter = priv->adapter;
800 u16 command = le16_to_cpu(resp->command);
801 u16 result = le16_to_cpu(resp->result);
802 struct cmd_ds_802_11_ad_hoc_result *padhocresult;
803 union iwreq_data wrqu;
804 struct bss_descriptor *bss;
806 lbs_deb_enter(LBS_DEB_JOIN);
808 padhocresult = &resp->params.result;
810 lbs_deb_join("ADHOC_RESP: size = %d\n", le16_to_cpu(resp->size));
811 lbs_deb_join("ADHOC_RESP: command = %x\n", command);
812 lbs_deb_join("ADHOC_RESP: result = %x\n", result);
814 if (!adapter->in_progress_assoc_req) {
815 lbs_deb_join("ADHOC_RESP: no in-progress association request\n");
819 bss = &adapter->in_progress_assoc_req->bss;
822 * Join result code 0 --> SUCCESS
825 lbs_deb_join("ADHOC_RESP: failed\n");
826 if (adapter->connect_status == libertas_connected) {
827 libertas_mac_event_disconnected(priv);
834 * Now the join cmd should be successful
835 * If BSSID has changed use SSID to compare instead of BSSID
837 lbs_deb_join("ADHOC_RESP: %s\n", bss->ssid.ssid);
839 /* Send a Media Connected event, according to the Spec */
840 adapter->connect_status = libertas_connected;
842 if (command == cmd_ret_802_11_ad_hoc_start) {
843 /* Update the created network descriptor with the new BSSID */
844 memcpy(bss->bssid, padhocresult->BSSID, ETH_ALEN);
847 /* Set the BSSID from the joined/started descriptor */
848 memcpy(&adapter->curbssparams.bssid, bss->bssid, ETH_ALEN);
850 /* Set the new SSID to current SSID */
851 memcpy(&adapter->curbssparams.ssid, &bss->ssid,
852 sizeof(struct WLAN_802_11_SSID));
854 netif_carrier_on(priv->dev);
855 netif_wake_queue(priv->dev);
857 netif_carrier_on(priv->mesh_dev);
858 netif_wake_queue(priv->mesh_dev);
860 memset(&wrqu, 0, sizeof(wrqu));
861 memcpy(wrqu.ap_addr.sa_data, adapter->curbssparams.bssid, ETH_ALEN);
862 wrqu.ap_addr.sa_family = ARPHRD_ETHER;
863 wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL);
865 lbs_deb_join("ADHOC_RESP: - Joined/Started Ad Hoc\n");
866 lbs_deb_join("ADHOC_RESP: channel = %d\n", adapter->curbssparams.channel);
867 lbs_deb_join("ADHOC_RESP: BSSID = " MAC_FMT "\n",
868 MAC_ARG(padhocresult->BSSID));
871 lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret);
875 int libertas_ret_80211_ad_hoc_stop(wlan_private * priv,
876 struct cmd_ds_command *resp)
878 lbs_deb_enter(LBS_DEB_JOIN);
880 libertas_mac_event_disconnected(priv);
882 lbs_deb_leave(LBS_DEB_JOIN);