static wifi_error setHotlistAPs() {
wifi_bssid_hotlist_params params;
memset(¶ms, 0, sizeof(params));
params.lost_ap_sample_size = HOTLIST_LOST_WINDOW;
if (num_hotlist_bssids > 0) {
for (int i = 0; i < num_hotlist_bssids; i++) {
memcpy(params.ap[i].bssid, hotlist_bssids[i], sizeof(mac_addr));
params.ap[i].low = -htest_low_threshold;
params.ap[i].high = -htest_high_threshold;
}
params.num_ap = num_hotlist_bssids;
} else {
setHotlistAPsUsingScanResult(¶ms);
}
printMsg("BSSID\t\t\tHIGH\tLOW\n");
for (int i = 0; i < params.num_ap; i++) {
mac_addr &addr = params.ap[i].bssid;
printMsg("%02x:%02x:%02x:%02x:%02x:%02x\t%d\t%d\n", addr[0],
addr[1], addr[2], addr[3], addr[4], addr[5],
params.ap[i].high, params.ap[i].low);
}
wifi_hotlist_ap_found_handler handler;
handler.on_hotlist_ap_found = &onHotlistAPFound;
handler.on_hotlist_ap_lost = &onHotlistAPLost;
hotlistCmdId = getNewCmdId();
printMsg("Setting hotlist APs threshold\n");
return wifi_set_bssid_hotlist(hotlistCmdId, wlan0Handle, params, handler);
}
void AbstractClient::queuePendingCommand(PendingCommand *pend)
{
// This function is always called from the client thread via signal/slot.
const int cmdId = getNewCmdId();
pend->getCommandContainer().set_cmd_id(cmdId);
pendingCommands.insert(cmdId, pend);
sendCommandContainer(pend->getCommandContainer());
}
void RemoteClient::slotConnected()
{
timeRunning = lastDataReceived = 0;
timer->start();
// dirty hack to be compatible with v14 server
sendCommandContainer(CommandContainer());
getNewCmdId();
// end of hack
}
static int SelectSignificantAPsFromScanResults() {
wifi_scan_result results[256];
memset(results, 0, sizeof(wifi_scan_result) * 256);
printMsg("Retrieving scan results for significant wifi change setting\n");
int num_results = 256;
int result = wifi_get_cached_gscan_results(wlan0Handle, 1, num_results, results, &num_results);
if (result < 0) {
printMsg("failed to fetch scan results : %d\n", result);
return WIFI_ERROR_UNKNOWN;
} else {
printMsg("fetched %d scan results\n", num_results);
}
for (int i = 0; i < num_results; i++) {
printScanResult(results[i]);
}
wifi_significant_change_params params;
memset(¶ms, 0, sizeof(params));
params.rssi_sample_size = swctest_rssi_sample_size;
params.lost_ap_sample_size = swctest_rssi_lost_ap;
params.min_breaching = swctest_rssi_min_breaching;
for (int i = 0; i < stest_max_ap; i++) {
memcpy(params.ap[i].bssid, results[i].bssid, sizeof(mac_addr));
params.ap[i].low = results[i].rssi - swctest_rssi_ch_threshold;
params.ap[i].high = results[i].rssi + swctest_rssi_ch_threshold;
}
params.num_ap = stest_max_ap;
printMsg("Settting Significant change params rssi_sample_size#%d lost_ap_sample_size#%d"
" and min_breaching#%d\n", params.rssi_sample_size,
params.lost_ap_sample_size , params.min_breaching);
printMsg("BSSID\t\t\tHIGH\tLOW\n");
for (int i = 0; i < params.num_ap; i++) {
mac_addr &addr = params.ap[i].bssid;
printMsg("%02x:%02x:%02x:%02x:%02x:%02x\t%d\t%d\n", addr[0],
addr[1], addr[2], addr[3], addr[4], addr[5],
params.ap[i].high, params.ap[i].low);
}
wifi_significant_change_handler handler;
memset(&handler, 0, sizeof(handler));
handler.on_significant_change = &onSignificantWifiChange;
int id = getNewCmdId();
return wifi_set_significant_change_handler(id, wlan0Handle, params, handler);
}
static int scanOnce(wifi_band band, wifi_scan_result *results, int num_results) {
saved_scan_results = results;
max_saved_scan_results = num_results;
num_saved_scan_results = 0;
wifi_scan_cmd_params params;
memset(¶ms, 0, sizeof(params));
params.max_ap_per_scan = 10;
params.base_period = 5000; // 5 second by default
params.report_threshold = 90;
params.num_buckets = 1;
params.buckets[0].bucket = 0;
params.buckets[0].band = band;
params.buckets[0].period = 5000; // 5 second
params.buckets[0].report_events = 2; // REPORT_EVENTS_AFTER_EACH_SCAN
params.buckets[0].num_channels = 0;
wifi_scan_result_handler handler;
memset(&handler, 0, sizeof(handler));
handler.on_scan_results_available = NULL;
handler.on_scan_event = on_single_shot_scan_event;
handler.on_full_scan_result = on_full_scan_result;
int scanCmdId = getNewCmdId();
printMsg("Starting scan --->\n");
if (wifi_start_gscan(scanCmdId, wlan0Handle, params, handler) == WIFI_SUCCESS) {
int events = 0;
while (true) {
EventInfo info;
memset(&info, 0, sizeof(info));
getEventFromCache(info);
if (info.type == EVENT_TYPE_SCAN_RESULTS_AVAILABLE
|| info.type == EVENT_TYPE_SCAN_COMPLETE) {
int retrieved_num_results = num_saved_scan_results;
if (retrieved_num_results == 0) {
printMsg("fetched 0 scan results, waiting for more..\n");
continue;
} else {
printMsg("fetched %d scan results\n", retrieved_num_results);
/*
printScanHeader();
for (int i = 0; i < retrieved_num_results; i++) {
printScanResult(results[i]);
}
*/
printMsg("Scan once completed, stopping scan\n");
wifi_stop_gscan(scanCmdId, wlan0Handle);
saved_scan_results = NULL;
max_saved_scan_results = 0;
num_saved_scan_results = 0;
return retrieved_num_results;
}
}
}
} else {
return 0;
}
}
static bool startScan( void (*pfnOnResultsAvailable)(wifi_request_id, unsigned),
int max_ap_per_scan, int base_period, int report_threshold) {
/* Get capabilties */
wifi_gscan_capabilities capabilities;
int result = wifi_get_gscan_capabilities(wlan0Handle, &capabilities);
if (result < 0) {
printMsg("failed to get scan capabilities - %d\n", result);
printMsg("trying scan anyway ..\n");
} else {
printScanCapabilities(capabilities);
}
wifi_scan_cmd_params params;
memset(¶ms, 0, sizeof(params));
if(num_channels > 0){
params.max_ap_per_scan = max_ap_per_scan;
params.base_period = base_period; // 5 second by default
params.report_threshold = report_threshold;
params.num_buckets = 1;
params.buckets[0].bucket = 0;
params.buckets[0].band = WIFI_BAND_UNSPECIFIED;
params.buckets[0].period = base_period;
params.buckets[0].num_channels = num_channels;
for(int i = 0; i < num_channels; i++){
params.buckets[0].channels[i].channel = channel_list[i];
}
} else {
/* create a schedule to scan channels 1, 6, 11 every 5 second and
* scan 36, 40, 44, 149, 153, 157, 161 165 every 10 second */
params.max_ap_per_scan = max_ap_per_scan;
params.base_period = base_period; // 5 second
params.report_threshold = report_threshold;
params.num_buckets = 3;
params.buckets[0].bucket = 0;
params.buckets[0].band = WIFI_BAND_UNSPECIFIED;
params.buckets[0].period = 5000; // 5 second
params.buckets[0].report_events = 0;
params.buckets[0].num_channels = 2;
params.buckets[0].channels[0].channel = 2412;
params.buckets[0].channels[1].channel = 2437;
params.buckets[1].bucket = 1;
params.buckets[1].band = WIFI_BAND_A;
params.buckets[1].period = 10000; // 10 second
params.buckets[1].report_events = 1;
params.buckets[1].num_channels = 8; // driver should ignore list since band is specified
params.buckets[1].channels[0].channel = 5180;
params.buckets[1].channels[1].channel = 5200;
params.buckets[1].channels[2].channel = 5220;
params.buckets[1].channels[3].channel = 5745;
params.buckets[1].channels[4].channel = 5765;
params.buckets[1].channels[5].channel = 5785;
params.buckets[1].channels[6].channel = 5805;
params.buckets[1].channels[7].channel = 5825;
params.buckets[2].bucket = 2;
params.buckets[2].band = WIFI_BAND_UNSPECIFIED;
params.buckets[2].period = 15000; // 15 second
params.buckets[2].report_events = 2;
params.buckets[2].num_channels = 1;
params.buckets[2].channels[0].channel = 2462;
}
wifi_scan_result_handler handler;
memset(&handler, 0, sizeof(handler));
handler.on_scan_results_available = pfnOnResultsAvailable;
handler.on_scan_event = on_scan_event;
scanCmdId = getNewCmdId();
printMsg("Starting scan --->\n");
return wifi_start_gscan(scanCmdId, wlan0Handle, params, handler) == WIFI_SUCCESS;
}
