4  * Authors :	Jean Tourrilhes - HPL - <[email protected]>
5  * Copyright (c) 1997-2007 Jean Tourrilhes, All Rights Reserved.
23 	if (ieee->spy_enabled)  in get_spydata()
24 		return &ieee->spy_data;  in get_spydata()
28 int ipw_wx_set_spy(struct net_device *		dev,  in ipw_wx_set_spy()
38 		return -EOPNOTSUPP;  in ipw_wx_set_spy()
43 	spydata->spy_number = 0;  in ipw_wx_set_spy()
54 	if (wrqu->data.length > 0) {  in ipw_wx_set_spy()
55 		int i;  in ipw_wx_set_spy()
58 		for (i = 0; i < wrqu->data.length; i++)  in ipw_wx_set_spy()
59 			memcpy(spydata->spy_address[i], address[i].sa_data,  in ipw_wx_set_spy()
62 		memset(spydata->spy_stat, 0,  in ipw_wx_set_spy()
66 	/* Make sure above is updated before re-enabling */  in ipw_wx_set_spy()
70 	spydata->spy_number = wrqu->data.length;  in ipw_wx_set_spy()
76 int ipw_wx_get_spy(struct net_device *		dev,  in ipw_wx_get_spy()
83 	int			i;  in ipw_wx_get_spy()
87 		return -EOPNOTSUPP;  in ipw_wx_get_spy()
89 	wrqu->data.length = spydata->spy_number;  in ipw_wx_get_spy()
92 	for (i = 0; i < spydata->spy_number; i++) 	{  in ipw_wx_get_spy()
93 		memcpy(address[i].sa_data, spydata->spy_address[i], ETH_ALEN);  in ipw_wx_get_spy()
97 	if (spydata->spy_number > 0)  in ipw_wx_get_spy()
98 		memcpy(extra  + (sizeof(struct sockaddr) *spydata->spy_number),  in ipw_wx_get_spy()
99 		       spydata->spy_stat,  in ipw_wx_get_spy()
100 		       sizeof(struct iw_quality) * spydata->spy_number);  in ipw_wx_get_spy()
102 	for (i = 0; i < spydata->spy_number; i++)  in ipw_wx_get_spy()
103 		spydata->spy_stat[i].updated &= ~IW_QUAL_ALL_UPDATED;  in ipw_wx_get_spy()
108 /*------------------------------------------------------------------*/
110  * Standard Wireless Handler : set spy threshold
112 int ipw_wx_set_thrspy(struct net_device *	dev,  in ipw_wx_set_thrspy()
118 	struct iw_thrspy *	threshold = (struct iw_thrspy *) extra;  in ipw_wx_set_thrspy()  local
122 		return -EOPNOTSUPP;  in ipw_wx_set_thrspy()
125 	spydata->spy_thr_low = threshold->low;  in ipw_wx_set_thrspy()
126 	spydata->spy_thr_high = threshold->high;  in ipw_wx_set_thrspy()
129 	memset(spydata->spy_thr_under, '\0', sizeof(spydata->spy_thr_under));  in ipw_wx_set_thrspy()
135 /*------------------------------------------------------------------*/
137  * Standard Wireless Handler : get spy threshold
139 int ipw_wx_get_thrspy(struct net_device *	dev,  in ipw_wx_get_thrspy()
145 	struct iw_thrspy *	threshold = (struct iw_thrspy *) extra;  in ipw_wx_get_thrspy()  local
149 		return -EOPNOTSUPP;  in ipw_wx_get_thrspy()
152 	threshold->low = spydata->spy_thr_low;  in ipw_wx_get_thrspy()
153 	threshold->high = spydata->spy_thr_high;  in ipw_wx_get_thrspy()
159 /*------------------------------------------------------------------*/
161  * Prepare and send a Spy Threshold event
169 	struct iw_thrspy	threshold;  in iw_send_thrspy_event()  local
175 	memcpy(threshold.addr.sa_data, address, ETH_ALEN);  in iw_send_thrspy_event()
176 	threshold.addr.sa_family = ARPHRD_ETHER;  in iw_send_thrspy_event()
178 	threshold.qual = *wstats;  in iw_send_thrspy_event()
180 	threshold.low = spydata->spy_thr_low;  in iw_send_thrspy_event()
181 	threshold.high = spydata->spy_thr_high;  in iw_send_thrspy_event()
184 	wireless_send_event(dev, SIOCGIWTHRSPY, &wrqu, (char *) &threshold);  in iw_send_thrspy_event()
187 /* ---------------------------------------------------------------- */
199 	int			i;  in libipw_spy_update()
200 	int			match = -1;  in libipw_spy_update()
207 	for (i = 0; i < spydata->spy_number; i++)  in libipw_spy_update()
208 		if (ether_addr_equal(address, spydata->spy_address[i])) {  in libipw_spy_update()
209 			memcpy(&(spydata->spy_stat[i]), wstats,  in libipw_spy_update()
214 	/* Generate an event if we cross the spy threshold.  in libipw_spy_update()
216 	 * event only when we go under the low threshold or above the  in libipw_spy_update()
217 	 * high threshold. */  in libipw_spy_update()
219 		if (spydata->spy_thr_under[match]) {  in libipw_spy_update()
220 			if (wstats->level > spydata->spy_thr_high.level) {  in libipw_spy_update()
221 				spydata->spy_thr_under[match] = 0;  in libipw_spy_update()
226 			if (wstats->level < spydata->spy_thr_low.level) {  in libipw_spy_update()
227 				spydata->spy_thr_under[match] = 1;  in libipw_spy_update()