wpa/wpa_supplicant/bgscan_learn.c

39 	struct dl_list bss;
45 static void bss_free(struct bgscan_learn_bss *bss)
47 	os_free(bss->neigh);
48 	os_free(bss);
68 static void bgscan_learn_add_neighbor(struct bgscan_learn_bss *bss,
73 	if (os_memcmp(bss->bssid, bssid, ETH_ALEN) == 0)
75 	if (bssid_in_array(bss->neigh, bss->num_neigh, bssid))
78 	n = os_realloc_array(bss->neigh, bss->num_neigh + 1, ETH_ALEN);
82 	os_memcpy(n + bss->num_neigh * ETH_ALEN, bssid, ETH_ALEN);
83 	bss->neigh = n;
84 	bss->num_neigh++;
91 	struct bgscan_learn_bss *bss;
93 	dl_list_for_each(bss, &data->bss, struct bgscan_learn_bss, list) {
94 		if (os_memcmp(bss->bssid, bssid, ETH_ALEN) == 0)
95 			return bss;
105 	struct bgscan_learn_bss *bss;
127 			bss = os_zalloc(sizeof(*bss));
128 			if (!bss)
130 			if (hwaddr_aton(buf + 4, bss->bssid) < 0) {
131 				bss_free(bss);
134 			bss->freq = atoi(buf + 4 + 18);
135 			dl_list_add(&data->bss, &bss->list);
138 				   MAC2STR(bss->bssid), bss->freq);
146 			bss = bgscan_learn_get_bss(data, addr);
147 			if (bss == NULL)
152 			bgscan_learn_add_neighbor(bss, addr);
164 	struct bgscan_learn_bss *bss;
177 	dl_list_for_each(bss, &data->bss, struct bgscan_learn_bss, list) {
179 			MAC2STR(bss->bssid), bss->freq);
182 	dl_list_for_each(bss, &data->bss, struct bgscan_learn_bss, list) {
184 		for (i = 0; i < bss->num_neigh; i++) {
186 				MAC2STR(bss->bssid),
187 				MAC2STR(bss->neigh + i * ETH_ALEN));
214 	struct bgscan_learn_bss *bss;
219 	dl_list_for_each(bss, &data->bss, struct bgscan_learn_bss, list) {
220 		if (in_array(freqs, bss->freq))
226 		freqs[*count] = bss->freq;
389 	dl_list_init(&data->bss);
447 	struct bgscan_learn_bss *bss, *n;
454 	dl_list_for_each_safe(bss, n, &data->bss, struct bgscan_learn_bss,
456 		dl_list_del(&bss->list);
457 		bss_free(bss);
465 				  struct wpa_scan_res *bss)
469 	ie = wpa_scan_get_ie(bss, WLAN_EID_SSID);
512 		struct bgscan_learn_bss *bss;
517 		bss = bgscan_learn_get_bss(data, res->bssid);
518 		if (bss && bss->freq != res->freq) {
521 				   MAC2STR(res->bssid), bss->freq, res->freq);
522 			bss->freq = res->freq;
523 		} else if (!bss) {
526 			bss = os_zalloc(sizeof(*bss));
527 			if (!bss)
529 			os_memcpy(bss->bssid, res->bssid, ETH_ALEN);
530 			bss->freq = res->freq;
531 			dl_list_add(&data->bss, &bss->list);
536 			bgscan_learn_add_neighbor(bss, addr);