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device: introduce seen_hidden_networks flag

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This flag indicates whether the hidden networks were
observed in the scan results. We drop the hidden network BSSs
after the flag is set.
This commit is contained in:
Tim Kourt 2018-06-27 16:33:03 -07:00 committed by Denis Kenzior
parent 3781c157db
commit 8ea4f82166
1 changed files with 9 additions and 0 deletions
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9
src/device.c
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@ -91,6 +91,7 @@ struct device {
bool signal_low : 1;
bool roam_no_orig_ap : 1;
bool ap_directed_roaming : 1;
bool seen_hidden_networks : 1;
uint32_t ap_roam_watch;
};
@ -264,6 +265,12 @@ static void process_bss(struct device *device, struct scan_bss *bss,
util_ssid_to_utf8(bss->ssid_len, bss->ssid),
bss->frequency, bss->rank, bss->signal_strength);
if (util_ssid_is_hidden(bss->ssid_len, bss->ssid)) {
l_warn("Ignoring BSS with hidden SSID");
device->seen_hidden_networks = true;
return;
}
if (!util_ssid_is_utf8(bss->ssid_len, bss->ssid)) {
l_warn("Ignoring BSS with non-UTF8 SSID");
return;
@ -342,6 +349,8 @@ void device_set_scan_results(struct device *device, struct l_queue *bss_list)
device->old_bss_list = device->bss_list;
device->bss_list = bss_list;
device->seen_hidden_networks = false;
while ((network = l_queue_pop_head(device->networks_sorted)))
network_bss_list_clear(network);