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Add support for wifi networks on MacOS > 14.4 #937

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Add support for wifi networks on MacOS > 14.4 #937

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95 changes: 46 additions & 49 deletions lib/wifi.js
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Original file line number Diff line number Diff line change
Expand Up @@ -14,8 +14,9 @@
// ----------------------------------------------------------------------------------

const os = require('os');
const exec = require('child_process').exec;
const execSync = require('child_process').execSync;
const cp = require('child_process');
const exec = cp.exec;
const execSync = cp.execSync;
const util = require('./util');

let _platform = process.platform;
Expand Down Expand Up @@ -347,53 +348,49 @@ function getWifiNetworkListIw(iface) {

function parseWifiDarwin(wifiObj) {
const result = [];
if (wifiObj) {
wifiObj.forEach(function (wifiItem) {
const signalLevel = wifiItem.RSSI;
let security = [];
let wpaFlags = [];
let ssid = wifiItem.SSID_STR || '';
if (wifiItem.WPA_IE) {
security.push('WPA');
if (wifiItem.WPA_IE.IE_KEY_WPA_UCIPHERS) {
wifiItem.WPA_IE.IE_KEY_WPA_UCIPHERS.forEach(function (ciphers) {
if (ciphers === 0 && wpaFlags.indexOf('unknown/TKIP') === -1) { wpaFlags.push('unknown/TKIP'); }
if (ciphers === 2 && wpaFlags.indexOf('PSK/TKIP') === -1) { wpaFlags.push('PSK/TKIP'); }
if (ciphers === 4 && wpaFlags.indexOf('PSK/AES') === -1) { wpaFlags.push('PSK/AES'); }
});
}
}
if (wifiItem.RSN_IE) {
security.push('WPA2');
if (wifiItem.RSN_IE.IE_KEY_RSN_UCIPHERS) {
wifiItem.RSN_IE.IE_KEY_RSN_UCIPHERS.forEach(function (ciphers) {
if (ciphers === 0 && wpaFlags.indexOf('unknown/TKIP') === -1) { wpaFlags.push('unknown/TKIP'); }
if (ciphers === 2 && wpaFlags.indexOf('TKIP/TKIP') === -1) { wpaFlags.push('TKIP/TKIP'); }
if (ciphers === 4 && wpaFlags.indexOf('PSK/AES') === -1) { wpaFlags.push('PSK/AES'); }
});
}
}
if (wifiItem.SSID && ssid === '') {
try {
ssid = Buffer.from(wifiItem.SSID, 'base64').toString('utf8');
} catch (err) {
util.noop();
}
}
result.push({
ssid,
bssid: wifiItem.BSSID || '',
mode: '',
channel: wifiItem.CHANNEL,
frequency: wifiFrequencyFromChannel(wifiItem.CHANNEL),
signalLevel: signalLevel ? parseInt(signalLevel, 10) : null,
quality: wifiQualityFromDB(signalLevel),
security,
wpaFlags,
rsnFlags: []
});
});
if (!wifiObj || wifiObj.length === 0) {
return result;
}
const items = wifiObj[0]._items;
if (!items) {
return result;
}
const networks = items.flatMap((i) => i.spairport_airport_interfaces).flatMap((iface) => iface.spairport_airport_other_local_wireless_networks);
networks.forEach(function (wifiItem) {
if (!wifiItem) {
return;
}
let security = [];
const sm = wifiItem.spairport_security_mode;
if (sm === 'spairport_security_mode_wep') {
security.push('WEP');
} else if (sm === 'spairport_security_mode_wpa2_personal') {
security.push('WPA2');
} else if (sm.startsWith('spairport_security_mode_wpa2_enterprise')) {
// Covers both spairport_security_mode_wpa2_enterprise and spairport_security_mode_wpa2_enterprise_mixed
security.push('WPA2 EAP');
} else if (sm.startsWith('pairport_security_mode_wpa3_transition')) {
security.push('WPA2/WPA3');
} else if (sm.startsWith('pairport_security_mode_wpa3')) {
// this is just guessed
security.push('WPA3');
}

const channelInfo = new RegExp(/(\d+) \((\d)GHz, (\d+)MHz\)/g).exec(wifiItem.spairport_network_channel);

result.push({
ssid: wifiItem._name,
bssid: '',
mode: wifiItem.spairport_network_phymode,
channel: channelInfo[1],
frequency: wifiFrequencyFromChannel(channelInfo[1]),
signalLevel: null,
quality: null,
security,
wpaFlags: [],
rsnFlags: []
});
});
return result;
}
function wifiNetworks(callback) {
Expand Down Expand Up @@ -459,7 +456,7 @@ function wifiNetworks(callback) {
resolve(result);
}
} else if (_darwin) {
let cmd = '/System/Library/PrivateFrameworks/Apple80211.framework/Versions/Current/Resources/airport -s -x';
let cmd = 'system_profiler -xml SPAirPortDataType';
exec(cmd, { maxBuffer: 1024 * 40000 }, function (error, stdout) {
const output = stdout.toString();
result = parseWifiDarwin(util.plistParser(output));
Expand Down