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>
11 #include <net/iw_handler.h>
18 #define AD_HOC_CAP_PRIVACY_ON 1
21 * @brief This function finds out the common rates between rate1 and rate2.
23 * It will fill common rates in rate1 as output if found.
25 * NOTE: Setting the MSB of the basic rates need to be taken
26 * care, either before or after calling this function
28 * @param adapter A pointer to wlan_adapter structure
29 * @param rate1 the buffer which keeps input and output
30 * @param rate1_size the size of rate1 buffer
31 * @param rate2 the buffer which keeps rate2
32 * @param rate2_size the size of rate2 buffer.
36 static int get_common_rates(wlan_adapter
* adapter
, u8
* rate1
,
37 int rate1_size
, u8
* rate2
, int rate2_size
)
44 memset(&tmp
, 0, sizeof(tmp
));
45 memcpy(&tmp
, rate1
, min_t(size_t, rate1_size
, sizeof(tmp
)));
46 memset(rate1
, 0, rate1_size
);
48 /* Mask the top bit of the original values */
49 for (i
= 0; tmp
[i
] && i
< sizeof(tmp
); i
++)
52 for (i
= 0; rate2
[i
] && i
< rate2_size
; i
++) {
53 /* Check for Card Rate in tmp, excluding the top bit */
54 if (strchr(tmp
, rate2
[i
] & 0x7F)) {
55 /* values match, so copy the Card Rate to rate1 */
60 lbs_dbg_hex("rate1 (AP) rates:", tmp
, sizeof(tmp
));
61 lbs_dbg_hex("rate2 (Card) rates:", rate2
, rate2_size
);
62 lbs_dbg_hex("Common rates:", ptr
, rate1_size
);
63 lbs_pr_debug(1, "Tx datarate is set to 0x%X\n", adapter
->datarate
);
65 if (!adapter
->is_datarate_auto
) {
67 if ((*ptr
& 0x7f) == adapter
->datarate
) {
73 lbs_pr_alert( "Previously set fixed data rate %#x isn't "
74 "compatible with the network.\n", adapter
->datarate
);
85 int libertas_send_deauth(wlan_private
* priv
)
87 wlan_adapter
*adapter
= priv
->adapter
;
90 if (adapter
->mode
== IW_MODE_INFRA
&&
91 adapter
->connect_status
== libertas_connected
)
92 ret
= libertas_send_deauthentication(priv
);
100 * @brief Associate to a specific BSS discovered in a scan
102 * @param priv A pointer to wlan_private structure
103 * @param pbssdesc Pointer to the BSS descriptor to associate with.
105 * @return 0-success, otherwise fail
107 int wlan_associate(wlan_private
* priv
, struct bss_descriptor
* pbssdesc
)
109 wlan_adapter
*adapter
= priv
->adapter
;
114 ret
= libertas_prepare_and_send_command(priv
, cmd_802_11_authenticate
,
115 0, cmd_option_waitforrsp
,
116 0, pbssdesc
->macaddress
);
123 /* set preamble to firmware */
124 if (adapter
->capinfo
.shortpreamble
&& pbssdesc
->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, pbssdesc
);
139 * @brief Start an Adhoc Network
141 * @param priv A pointer to wlan_private structure
142 * @param adhocssid The ssid of the Adhoc Network
143 * @return 0--success, -1--fail
145 int libertas_start_adhoc_network(wlan_private
* priv
, struct WLAN_802_11_SSID
*adhocssid
)
147 wlan_adapter
*adapter
= priv
->adapter
;
150 adapter
->adhoccreate
= 1;
152 if (!adapter
->capinfo
.shortpreamble
) {
153 lbs_pr_debug(1, "AdhocStart: Long preamble\n");
154 adapter
->preamble
= cmd_type_long_preamble
;
156 lbs_pr_debug(1, "AdhocStart: Short preamble\n");
157 adapter
->preamble
= cmd_type_short_preamble
;
160 libertas_set_radio_control(priv
);
162 lbs_pr_debug(1, "Adhoc channel = %d\n", adapter
->adhocchannel
);
163 lbs_pr_debug(1, "curbssparams.channel = %d\n",
164 adapter
->curbssparams
.channel
);
165 lbs_pr_debug(1, "curbssparams.band = %d\n", adapter
->curbssparams
.band
);
167 ret
= libertas_prepare_and_send_command(priv
, cmd_802_11_ad_hoc_start
,
168 0, cmd_option_waitforrsp
, 0, adhocssid
);
174 * @brief Join an adhoc network found in a previous scan
176 * @param priv A pointer to wlan_private structure
177 * @param pbssdesc Pointer to a BSS descriptor found in a previous scan
180 * @return 0--success, -1--fail
182 int libertas_join_adhoc_network(wlan_private
* priv
, struct bss_descriptor
* pbssdesc
)
184 wlan_adapter
*adapter
= priv
->adapter
;
187 lbs_pr_debug(1, "libertas_join_adhoc_network: CurBss.ssid =%s\n",
188 adapter
->curbssparams
.ssid
.ssid
);
189 lbs_pr_debug(1, "libertas_join_adhoc_network: CurBss.ssid_len =%u\n",
190 adapter
->curbssparams
.ssid
.ssidlength
);
191 lbs_pr_debug(1, "libertas_join_adhoc_network: ssid =%s\n", pbssdesc
->ssid
.ssid
);
192 lbs_pr_debug(1, "libertas_join_adhoc_network: ssid len =%u\n",
193 pbssdesc
->ssid
.ssidlength
);
195 /* check if the requested SSID is already joined */
196 if (adapter
->curbssparams
.ssid
.ssidlength
197 && !libertas_SSID_cmp(&pbssdesc
->ssid
, &adapter
->curbssparams
.ssid
)
198 && (adapter
->mode
== IW_MODE_ADHOC
)) {
201 "ADHOC_J_CMD: New ad-hoc SSID is the same as current, "
202 "not attempting to re-join");
207 /*Use shortpreamble only when both creator and card supports
209 if (!pbssdesc
->cap
.shortpreamble
|| !adapter
->capinfo
.shortpreamble
) {
210 lbs_pr_debug(1, "AdhocJoin: Long preamble\n");
211 adapter
->preamble
= cmd_type_long_preamble
;
213 lbs_pr_debug(1, "AdhocJoin: Short preamble\n");
214 adapter
->preamble
= cmd_type_short_preamble
;
217 libertas_set_radio_control(priv
);
219 lbs_pr_debug(1, "curbssparams.channel = %d\n",
220 adapter
->curbssparams
.channel
);
221 lbs_pr_debug(1, "curbssparams.band = %c\n", adapter
->curbssparams
.band
);
223 adapter
->adhoccreate
= 0;
225 ret
= libertas_prepare_and_send_command(priv
, cmd_802_11_ad_hoc_join
,
226 0, cmd_option_waitforrsp
,
227 OID_802_11_SSID
, pbssdesc
);
232 int libertas_stop_adhoc_network(wlan_private
* priv
)
234 return libertas_prepare_and_send_command(priv
, cmd_802_11_ad_hoc_stop
,
235 0, cmd_option_waitforrsp
, 0, NULL
);
239 * @brief Send Deauthentication Request
241 * @param priv A pointer to wlan_private structure
242 * @return 0--success, -1--fail
244 int libertas_send_deauthentication(wlan_private
* priv
)
246 return libertas_prepare_and_send_command(priv
, cmd_802_11_deauthenticate
,
247 0, cmd_option_waitforrsp
, 0, NULL
);
251 * @brief This function prepares command of authenticate.
253 * @param priv A pointer to wlan_private structure
254 * @param cmd A pointer to cmd_ds_command structure
255 * @param pdata_buf Void cast of pointer to a BSSID to authenticate with
259 int libertas_cmd_80211_authenticate(wlan_private
* priv
,
260 struct cmd_ds_command
*cmd
,
263 wlan_adapter
*adapter
= priv
->adapter
;
264 struct cmd_ds_802_11_authenticate
*pauthenticate
= &cmd
->params
.auth
;
266 u8
*bssid
= pdata_buf
;
268 cmd
->command
= cpu_to_le16(cmd_802_11_authenticate
);
269 cmd
->size
= cpu_to_le16(sizeof(struct cmd_ds_802_11_authenticate
)
272 /* translate auth mode to 802.11 defined wire value */
273 switch (adapter
->secinfo
.auth_mode
) {
274 case IW_AUTH_ALG_OPEN_SYSTEM
:
275 pauthenticate
->authtype
= 0x00;
277 case IW_AUTH_ALG_SHARED_KEY
:
278 pauthenticate
->authtype
= 0x01;
280 case IW_AUTH_ALG_LEAP
:
281 pauthenticate
->authtype
= 0x80;
284 lbs_pr_debug(1, "AUTH_CMD: invalid auth alg 0x%X\n",
285 adapter
->secinfo
.auth_mode
);
289 memcpy(pauthenticate
->macaddr
, bssid
, ETH_ALEN
);
291 lbs_pr_debug(1, "AUTH_CMD: Bssid is : %x:%x:%x:%x:%x:%x\n",
292 bssid
[0], bssid
[1], bssid
[2], bssid
[3], bssid
[4], bssid
[5]);
299 int libertas_cmd_80211_deauthenticate(wlan_private
* priv
,
300 struct cmd_ds_command
*cmd
)
302 wlan_adapter
*adapter
= priv
->adapter
;
303 struct cmd_ds_802_11_deauthenticate
*dauth
= &cmd
->params
.deauth
;
307 cmd
->command
= cpu_to_le16(cmd_802_11_deauthenticate
);
309 cpu_to_le16(sizeof(struct cmd_ds_802_11_deauthenticate
) +
312 /* set AP MAC address */
313 memmove(dauth
->macaddr
, adapter
->curbssparams
.bssid
,
316 /* Reason code 3 = Station is leaving */
317 #define REASON_CODE_STA_LEAVING 3
318 dauth
->reasoncode
= cpu_to_le16(REASON_CODE_STA_LEAVING
);
324 int libertas_cmd_80211_associate(wlan_private
* priv
,
325 struct cmd_ds_command
*cmd
, void *pdata_buf
)
327 wlan_adapter
*adapter
= priv
->adapter
;
328 struct cmd_ds_802_11_associate
*passo
= &cmd
->params
.associate
;
330 struct bss_descriptor
*pbssdesc
;
335 struct mrvlietypes_ssidparamset
*ssid
;
336 struct mrvlietypes_phyparamset
*phy
;
337 struct mrvlietypes_ssparamset
*ss
;
338 struct mrvlietypes_ratesparamset
*rates
;
339 struct mrvlietypes_rsnparamset
*rsn
;
343 pbssdesc
= pdata_buf
;
351 cmd
->command
= cpu_to_le16(cmd_802_11_associate
);
353 /* Save so we know which BSS Desc to use in the response handler */
354 adapter
->pattemptedbssdesc
= pbssdesc
;
356 memcpy(passo
->peerstaaddr
,
357 pbssdesc
->macaddress
, sizeof(passo
->peerstaaddr
));
358 pos
+= sizeof(passo
->peerstaaddr
);
360 /* set the listen interval */
361 passo
->listeninterval
= adapter
->listeninterval
;
363 pos
+= sizeof(passo
->capinfo
);
364 pos
+= sizeof(passo
->listeninterval
);
365 pos
+= sizeof(passo
->bcnperiod
);
366 pos
+= sizeof(passo
->dtimperiod
);
368 ssid
= (struct mrvlietypes_ssidparamset
*) pos
;
369 ssid
->header
.type
= cpu_to_le16(TLV_TYPE_SSID
);
370 ssid
->header
.len
= pbssdesc
->ssid
.ssidlength
;
371 memcpy(ssid
->ssid
, pbssdesc
->ssid
.ssid
, ssid
->header
.len
);
372 pos
+= sizeof(ssid
->header
) + ssid
->header
.len
;
373 ssid
->header
.len
= cpu_to_le16(ssid
->header
.len
);
375 phy
= (struct mrvlietypes_phyparamset
*) pos
;
376 phy
->header
.type
= cpu_to_le16(TLV_TYPE_PHY_DS
);
377 phy
->header
.len
= sizeof(phy
->fh_ds
.dsparamset
);
378 memcpy(&phy
->fh_ds
.dsparamset
,
379 &pbssdesc
->phyparamset
.dsparamset
.currentchan
,
380 sizeof(phy
->fh_ds
.dsparamset
));
381 pos
+= sizeof(phy
->header
) + phy
->header
.len
;
382 phy
->header
.len
= cpu_to_le16(phy
->header
.len
);
384 ss
= (struct mrvlietypes_ssparamset
*) pos
;
385 ss
->header
.type
= cpu_to_le16(TLV_TYPE_CF
);
386 ss
->header
.len
= sizeof(ss
->cf_ibss
.cfparamset
);
387 pos
+= sizeof(ss
->header
) + ss
->header
.len
;
388 ss
->header
.len
= cpu_to_le16(ss
->header
.len
);
390 rates
= (struct mrvlietypes_ratesparamset
*) pos
;
391 rates
->header
.type
= cpu_to_le16(TLV_TYPE_RATES
);
393 memcpy(&rates
->rates
, &pbssdesc
->libertas_supported_rates
, WLAN_SUPPORTED_RATES
);
395 card_rates
= libertas_supported_rates
;
396 card_rates_size
= sizeof(libertas_supported_rates
);
398 if (get_common_rates(adapter
, rates
->rates
, WLAN_SUPPORTED_RATES
,
399 card_rates
, card_rates_size
)) {
404 rates
->header
.len
= min_t(size_t, strlen(rates
->rates
), WLAN_SUPPORTED_RATES
);
405 adapter
->curbssparams
.numofrates
= rates
->header
.len
;
407 pos
+= sizeof(rates
->header
) + rates
->header
.len
;
408 rates
->header
.len
= cpu_to_le16(rates
->header
.len
);
410 if (adapter
->secinfo
.WPAenabled
|| adapter
->secinfo
.WPA2enabled
) {
411 rsn
= (struct mrvlietypes_rsnparamset
*) pos
;
412 rsn
->header
.type
= (u16
) adapter
->wpa_ie
[0]; /* WPA_IE or WPA2_IE */
413 rsn
->header
.type
= cpu_to_le16(rsn
->header
.type
);
414 rsn
->header
.len
= (u16
) adapter
->wpa_ie
[1];
415 memcpy(rsn
->rsnie
, &adapter
->wpa_ie
[2], rsn
->header
.len
);
416 lbs_dbg_hex("ASSOC_CMD: RSN IE", (u8
*) rsn
,
417 sizeof(rsn
->header
) + rsn
->header
.len
);
418 pos
+= sizeof(rsn
->header
) + rsn
->header
.len
;
419 rsn
->header
.len
= cpu_to_le16(rsn
->header
.len
);
422 /* update curbssparams */
423 adapter
->curbssparams
.channel
=
424 (pbssdesc
->phyparamset
.dsparamset
.currentchan
);
426 /* Copy the infra. association rates into Current BSS state structure */
427 memcpy(&adapter
->curbssparams
.datarates
, &rates
->rates
,
428 min_t(size_t, sizeof(adapter
->curbssparams
.datarates
), rates
->header
.len
));
430 lbs_pr_debug(1, "ASSOC_CMD: rates->header.len = %d\n", rates
->header
.len
);
433 if (pbssdesc
->mode
== IW_MODE_INFRA
) {
434 #define CAPINFO_ESS_MODE 1
435 passo
->capinfo
.ess
= CAPINFO_ESS_MODE
;
438 if (libertas_parse_dnld_countryinfo_11d(priv
)) {
443 cmd
->size
= cpu_to_le16((u16
) (pos
- (u8
*) passo
) + S_DS_GEN
);
445 /* set the capability info at last */
446 memcpy(&tmpcap
, &pbssdesc
->cap
, sizeof(passo
->capinfo
));
447 tmpcap
&= CAPINFO_MASK
;
448 lbs_pr_debug(1, "ASSOC_CMD: tmpcap=%4X CAPINFO_MASK=%4X\n",
449 tmpcap
, CAPINFO_MASK
);
450 tmpcap
= cpu_to_le16(tmpcap
);
451 memcpy(&passo
->capinfo
, &tmpcap
, sizeof(passo
->capinfo
));
458 int libertas_cmd_80211_ad_hoc_start(wlan_private
* priv
,
459 struct cmd_ds_command
*cmd
, void *pssid
)
461 wlan_adapter
*adapter
= priv
->adapter
;
462 struct cmd_ds_802_11_ad_hoc_start
*adhs
= &cmd
->params
.ads
;
464 int cmdappendsize
= 0;
467 struct bss_descriptor
*pbssdesc
;
468 struct WLAN_802_11_SSID
*ssid
= pssid
;
477 cmd
->command
= cpu_to_le16(cmd_802_11_ad_hoc_start
);
479 pbssdesc
= &adapter
->curbssparams
.bssdescriptor
;
480 adapter
->pattemptedbssdesc
= pbssdesc
;
483 * Fill in the parameters for 2 data structures:
484 * 1. cmd_ds_802_11_ad_hoc_start command
485 * 2. adapter->scantable[i]
487 * Driver will fill up SSID, bsstype,IBSS param, Physical Param,
488 * probe delay, and cap info.
490 * Firmware will fill up beacon period, DTIM, Basic rates
491 * and operational rates.
494 memset(adhs
->SSID
, 0, IW_ESSID_MAX_SIZE
);
496 memcpy(adhs
->SSID
, ssid
->ssid
, ssid
->ssidlength
);
498 lbs_pr_debug(1, "ADHOC_S_CMD: SSID = %s\n", adhs
->SSID
);
500 memset(pbssdesc
->ssid
.ssid
, 0, IW_ESSID_MAX_SIZE
);
501 memcpy(pbssdesc
->ssid
.ssid
, ssid
->ssid
, ssid
->ssidlength
);
503 pbssdesc
->ssid
.ssidlength
= ssid
->ssidlength
;
505 /* set the BSS type */
506 adhs
->bsstype
= cmd_bss_type_ibss
;
507 pbssdesc
->mode
= IW_MODE_ADHOC
;
508 adhs
->beaconperiod
= adapter
->beaconperiod
;
510 /* set Physical param set */
511 #define DS_PARA_IE_ID 3
512 #define DS_PARA_IE_LEN 1
514 adhs
->phyparamset
.dsparamset
.elementid
= DS_PARA_IE_ID
;
515 adhs
->phyparamset
.dsparamset
.len
= DS_PARA_IE_LEN
;
517 WARN_ON(!adapter
->adhocchannel
);
519 lbs_pr_debug(1, "ADHOC_S_CMD: Creating ADHOC on channel %d\n",
520 adapter
->adhocchannel
);
522 adapter
->curbssparams
.channel
= adapter
->adhocchannel
;
524 pbssdesc
->channel
= adapter
->adhocchannel
;
525 adhs
->phyparamset
.dsparamset
.currentchan
= adapter
->adhocchannel
;
527 memcpy(&pbssdesc
->phyparamset
,
528 &adhs
->phyparamset
, sizeof(union ieeetypes_phyparamset
));
530 /* set IBSS param set */
531 #define IBSS_PARA_IE_ID 6
532 #define IBSS_PARA_IE_LEN 2
534 adhs
->ssparamset
.ibssparamset
.elementid
= IBSS_PARA_IE_ID
;
535 adhs
->ssparamset
.ibssparamset
.len
= IBSS_PARA_IE_LEN
;
536 adhs
->ssparamset
.ibssparamset
.atimwindow
= adapter
->atimwindow
;
537 memcpy(&pbssdesc
->ssparamset
,
538 &adhs
->ssparamset
, sizeof(union IEEEtypes_ssparamset
));
540 /* set capability info */
543 pbssdesc
->cap
.ibss
= 1;
546 adhs
->probedelay
= cpu_to_le16(cmd_scan_probe_delay_time
);
548 /* set up privacy in adapter->scantable[i] */
549 if (adapter
->secinfo
.wep_enabled
) {
550 lbs_pr_debug(1, "ADHOC_S_CMD: WEP enabled, setting privacy on\n");
551 pbssdesc
->privacy
= wlan802_11privfilter8021xWEP
;
552 adhs
->cap
.privacy
= AD_HOC_CAP_PRIVACY_ON
;
554 lbs_pr_debug(1, "ADHOC_S_CMD: WEP disabled, setting privacy off\n");
555 pbssdesc
->privacy
= wlan802_11privfilteracceptall
;
558 memset(adhs
->datarate
, 0, sizeof(adhs
->datarate
));
560 if (adapter
->adhoc_grate_enabled
) {
561 memcpy(adhs
->datarate
, libertas_adhoc_rates_g
,
562 min(sizeof(adhs
->datarate
), sizeof(libertas_adhoc_rates_g
)));
564 memcpy(adhs
->datarate
, libertas_adhoc_rates_b
,
565 min(sizeof(adhs
->datarate
), sizeof(libertas_adhoc_rates_b
)));
568 /* Find the last non zero */
569 for (i
= 0; i
< sizeof(adhs
->datarate
) && adhs
->datarate
[i
]; i
++) ;
571 adapter
->curbssparams
.numofrates
= i
;
573 /* Copy the ad-hoc creating rates into Current BSS state structure */
574 memcpy(&adapter
->curbssparams
.datarates
,
575 &adhs
->datarate
, adapter
->curbssparams
.numofrates
);
577 lbs_pr_debug(1, "ADHOC_S_CMD: rates=%02x %02x %02x %02x \n",
578 adhs
->datarate
[0], adhs
->datarate
[1],
579 adhs
->datarate
[2], adhs
->datarate
[3]);
581 lbs_pr_debug(1, "ADHOC_S_CMD: AD HOC Start command is ready\n");
583 if (libertas_create_dnld_countryinfo_11d(priv
)) {
584 lbs_pr_debug(1, "ADHOC_S_CMD: dnld_countryinfo_11d failed\n");
590 cpu_to_le16(sizeof(struct cmd_ds_802_11_ad_hoc_start
)
591 + S_DS_GEN
+ cmdappendsize
);
593 memcpy(&tmpcap
, &adhs
->cap
, sizeof(u16
));
594 tmpcap
= cpu_to_le16(tmpcap
);
595 memcpy(&adhs
->cap
, &tmpcap
, sizeof(u16
));
603 int libertas_cmd_80211_ad_hoc_stop(wlan_private
* priv
,
604 struct cmd_ds_command
*cmd
)
606 cmd
->command
= cpu_to_le16(cmd_802_11_ad_hoc_stop
);
607 cmd
->size
= cpu_to_le16(S_DS_GEN
);
612 int libertas_cmd_80211_ad_hoc_join(wlan_private
* priv
,
613 struct cmd_ds_command
*cmd
, void *pdata_buf
)
615 wlan_adapter
*adapter
= priv
->adapter
;
616 struct cmd_ds_802_11_ad_hoc_join
*padhocjoin
= &cmd
->params
.adj
;
617 struct bss_descriptor
*pbssdesc
= pdata_buf
;
618 int cmdappendsize
= 0;
627 adapter
->pattemptedbssdesc
= pbssdesc
;
629 cmd
->command
= cpu_to_le16(cmd_802_11_ad_hoc_join
);
631 padhocjoin
->bssdescriptor
.bsstype
= cmd_bss_type_ibss
;
633 padhocjoin
->bssdescriptor
.beaconperiod
= pbssdesc
->beaconperiod
;
635 memcpy(&padhocjoin
->bssdescriptor
.BSSID
,
636 &pbssdesc
->macaddress
, ETH_ALEN
);
638 memcpy(&padhocjoin
->bssdescriptor
.SSID
,
639 &pbssdesc
->ssid
.ssid
, pbssdesc
->ssid
.ssidlength
);
641 memcpy(&padhocjoin
->bssdescriptor
.phyparamset
,
642 &pbssdesc
->phyparamset
, sizeof(union ieeetypes_phyparamset
));
644 memcpy(&padhocjoin
->bssdescriptor
.ssparamset
,
645 &pbssdesc
->ssparamset
, sizeof(union IEEEtypes_ssparamset
));
647 memcpy(&tmpcap
, &pbssdesc
->cap
, sizeof(struct ieeetypes_capinfo
));
648 tmpcap
&= CAPINFO_MASK
;
650 lbs_pr_debug(1, "ADHOC_J_CMD: tmpcap=%4X CAPINFO_MASK=%4X\n",
651 tmpcap
, CAPINFO_MASK
);
652 memcpy(&padhocjoin
->bssdescriptor
.cap
, &tmpcap
,
653 sizeof(struct ieeetypes_capinfo
));
655 /* information on BSSID descriptor passed to FW */
657 "ADHOC_J_CMD: BSSID = %2x-%2x-%2x-%2x-%2x-%2x, SSID = %s\n",
658 padhocjoin
->bssdescriptor
.BSSID
[0],
659 padhocjoin
->bssdescriptor
.BSSID
[1],
660 padhocjoin
->bssdescriptor
.BSSID
[2],
661 padhocjoin
->bssdescriptor
.BSSID
[3],
662 padhocjoin
->bssdescriptor
.BSSID
[4],
663 padhocjoin
->bssdescriptor
.BSSID
[5],
664 padhocjoin
->bssdescriptor
.SSID
);
667 padhocjoin
->failtimeout
= cpu_to_le16(MRVDRV_ASSOCIATION_TIME_OUT
);
670 padhocjoin
->probedelay
=
671 cpu_to_le16(cmd_scan_probe_delay_time
);
673 /* Copy Data rates from the rates recorded in scan response */
674 memset(padhocjoin
->bssdescriptor
.datarates
, 0,
675 sizeof(padhocjoin
->bssdescriptor
.datarates
));
676 memcpy(padhocjoin
->bssdescriptor
.datarates
, pbssdesc
->datarates
,
677 min(sizeof(padhocjoin
->bssdescriptor
.datarates
),
678 sizeof(pbssdesc
->datarates
)));
680 card_rates
= libertas_supported_rates
;
681 card_rates_size
= sizeof(libertas_supported_rates
);
683 adapter
->curbssparams
.channel
= pbssdesc
->channel
;
685 if (get_common_rates(adapter
, padhocjoin
->bssdescriptor
.datarates
,
686 sizeof(padhocjoin
->bssdescriptor
.datarates
),
687 card_rates
, card_rates_size
)) {
688 lbs_pr_debug(1, "ADHOC_J_CMD: get_common_rates returns error.\n");
693 /* Find the last non zero */
694 for (i
= 0; i
< sizeof(padhocjoin
->bssdescriptor
.datarates
)
695 && padhocjoin
->bssdescriptor
.datarates
[i
]; i
++) ;
697 adapter
->curbssparams
.numofrates
= i
;
700 * Copy the adhoc joining rates to Current BSS State structure
702 memcpy(adapter
->curbssparams
.datarates
,
703 padhocjoin
->bssdescriptor
.datarates
,
704 adapter
->curbssparams
.numofrates
);
706 padhocjoin
->bssdescriptor
.ssparamset
.ibssparamset
.atimwindow
=
707 cpu_to_le16(pbssdesc
->atimwindow
);
709 if (adapter
->secinfo
.wep_enabled
) {
710 padhocjoin
->bssdescriptor
.cap
.privacy
= AD_HOC_CAP_PRIVACY_ON
;
713 if (adapter
->psmode
== wlan802_11powermodemax_psp
) {
715 enum WLAN_802_11_POWER_MODE Localpsmode
;
717 Localpsmode
= wlan802_11powermodecam
;
718 ret
= libertas_prepare_and_send_command(priv
,
729 if (libertas_parse_dnld_countryinfo_11d(priv
)) {
735 cpu_to_le16(sizeof(struct cmd_ds_802_11_ad_hoc_join
)
736 + S_DS_GEN
+ cmdappendsize
);
738 memcpy(&tmpcap
, &padhocjoin
->bssdescriptor
.cap
,
739 sizeof(struct ieeetypes_capinfo
));
740 tmpcap
= cpu_to_le16(tmpcap
);
742 memcpy(&padhocjoin
->bssdescriptor
.cap
,
743 &tmpcap
, sizeof(struct ieeetypes_capinfo
));
750 int libertas_ret_80211_associate(wlan_private
* priv
,
751 struct cmd_ds_command
*resp
)
753 wlan_adapter
*adapter
= priv
->adapter
;
755 union iwreq_data wrqu
;
756 struct ieeetypes_assocrsp
*passocrsp
;
757 struct bss_descriptor
*pbssdesc
;
761 passocrsp
= (struct ieeetypes_assocrsp
*) & resp
->params
;
763 if (passocrsp
->statuscode
) {
765 libertas_mac_event_disconnected(priv
);
768 "ASSOC_RESP: Association failed, status code = %d\n",
769 passocrsp
->statuscode
);
775 lbs_dbg_hex("ASSOC_RESP:", (void *)&resp
->params
,
776 le16_to_cpu(resp
->size
) - S_DS_GEN
);
778 /* Send a Media Connected event, according to the Spec */
779 adapter
->connect_status
= libertas_connected
;
781 /* Set the attempted BSSID Index to current */
782 pbssdesc
= adapter
->pattemptedbssdesc
;
784 lbs_pr_debug(1, "ASSOC_RESP: %s\n", pbssdesc
->ssid
.ssid
);
786 /* Set the new SSID to current SSID */
787 memcpy(&adapter
->curbssparams
.ssid
,
788 &pbssdesc
->ssid
, sizeof(struct WLAN_802_11_SSID
));
790 /* Set the new BSSID (AP's MAC address) to current BSSID */
791 memcpy(adapter
->curbssparams
.bssid
,
792 pbssdesc
->macaddress
, ETH_ALEN
);
794 /* Make a copy of current BSSID descriptor */
795 memcpy(&adapter
->curbssparams
.bssdescriptor
,
796 pbssdesc
, sizeof(struct bss_descriptor
));
798 lbs_pr_debug(1, "ASSOC_RESP: currentpacketfilter is %x\n",
799 adapter
->currentpacketfilter
);
801 adapter
->SNR
[TYPE_RXPD
][TYPE_AVG
] = 0;
802 adapter
->NF
[TYPE_RXPD
][TYPE_AVG
] = 0;
804 memset(adapter
->rawSNR
, 0x00, sizeof(adapter
->rawSNR
));
805 memset(adapter
->rawNF
, 0x00, sizeof(adapter
->rawNF
));
806 adapter
->nextSNRNF
= 0;
807 adapter
->numSNRNF
= 0;
809 netif_carrier_on(priv
->wlan_dev
.netdev
);
810 netif_wake_queue(priv
->wlan_dev
.netdev
);
812 lbs_pr_debug(1, "ASSOC_RESP: Associated \n");
814 memcpy(wrqu
.ap_addr
.sa_data
, adapter
->curbssparams
.bssid
, ETH_ALEN
);
815 wrqu
.ap_addr
.sa_family
= ARPHRD_ETHER
;
816 wireless_send_event(priv
->wlan_dev
.netdev
, SIOCGIWAP
, &wrqu
, NULL
);
823 int libertas_ret_80211_disassociate(wlan_private
* priv
,
824 struct cmd_ds_command
*resp
)
828 libertas_mac_event_disconnected(priv
);
834 int libertas_ret_80211_ad_hoc_start(wlan_private
* priv
,
835 struct cmd_ds_command
*resp
)
837 wlan_adapter
*adapter
= priv
->adapter
;
839 u16 command
= le16_to_cpu(resp
->command
);
840 u16 result
= le16_to_cpu(resp
->result
);
841 struct cmd_ds_802_11_ad_hoc_result
*padhocresult
;
842 union iwreq_data wrqu
;
843 struct bss_descriptor
*pbssdesc
;
847 padhocresult
= &resp
->params
.result
;
849 lbs_pr_debug(1, "ADHOC_S_RESP: size = %d\n", le16_to_cpu(resp
->size
));
850 lbs_pr_debug(1, "ADHOC_S_RESP: command = %x\n", command
);
851 lbs_pr_debug(1, "ADHOC_S_RESP: result = %x\n", result
);
853 pbssdesc
= adapter
->pattemptedbssdesc
;
856 * Join result code 0 --> SUCCESS
859 lbs_pr_debug(1, "ADHOC_RESP failed\n");
860 if (adapter
->connect_status
== libertas_connected
) {
861 libertas_mac_event_disconnected(priv
);
864 memset(&adapter
->curbssparams
.bssdescriptor
,
865 0x00, sizeof(adapter
->curbssparams
.bssdescriptor
));
872 * Now the join cmd should be successful
873 * If BSSID has changed use SSID to compare instead of BSSID
875 lbs_pr_debug(1, "ADHOC_J_RESP %s\n", pbssdesc
->ssid
.ssid
);
877 /* Send a Media Connected event, according to the Spec */
878 adapter
->connect_status
= libertas_connected
;
880 if (command
== cmd_ret_802_11_ad_hoc_start
) {
881 /* Update the created network descriptor with the new BSSID */
882 memcpy(pbssdesc
->macaddress
,
883 padhocresult
->BSSID
, ETH_ALEN
);
886 /* Make a copy of current BSSID descriptor, only needed for join since
887 * the current descriptor is already being used for adhoc start
889 memmove(&adapter
->curbssparams
.bssdescriptor
,
890 pbssdesc
, sizeof(struct bss_descriptor
));
893 /* Set the BSSID from the joined/started descriptor */
894 memcpy(&adapter
->curbssparams
.bssid
,
895 pbssdesc
->macaddress
, ETH_ALEN
);
897 /* Set the new SSID to current SSID */
898 memcpy(&adapter
->curbssparams
.ssid
,
899 &pbssdesc
->ssid
, sizeof(struct WLAN_802_11_SSID
));
901 netif_carrier_on(priv
->wlan_dev
.netdev
);
902 netif_wake_queue(priv
->wlan_dev
.netdev
);
904 memset(&wrqu
, 0, sizeof(wrqu
));
905 memcpy(wrqu
.ap_addr
.sa_data
, adapter
->curbssparams
.bssid
, ETH_ALEN
);
906 wrqu
.ap_addr
.sa_family
= ARPHRD_ETHER
;
907 wireless_send_event(priv
->wlan_dev
.netdev
, SIOCGIWAP
, &wrqu
, NULL
);
909 lbs_pr_debug(1, "ADHOC_RESP: - Joined/Started Ad Hoc\n");
910 lbs_pr_debug(1, "ADHOC_RESP: channel = %d\n", adapter
->adhocchannel
);
911 lbs_pr_debug(1, "ADHOC_RESP: BSSID = %02x:%02x:%02x:%02x:%02x:%02x\n",
912 padhocresult
->BSSID
[0], padhocresult
->BSSID
[1],
913 padhocresult
->BSSID
[2], padhocresult
->BSSID
[3],
914 padhocresult
->BSSID
[4], padhocresult
->BSSID
[5]);
920 int libertas_ret_80211_ad_hoc_stop(wlan_private
* priv
,
921 struct cmd_ds_command
*resp
)
925 libertas_mac_event_disconnected(priv
);