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0x3B, 0x0A, 0x0A, 0x0A, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6E, 0x20, 0x28, 0x74, 0x68, 0x69, 0x73, 0x29, 0x3B, 0x0A, 0x7D, 0x0A, 0x0A, 0x6D, 0x6F, 0x64, 0x75, 0x6C, 0x65, 0x2E, 0x65, 0x78, 0x70, 0x6F, 0x72, 0x74, 0x73, 0x20, 0x3D, 0x20, 0x6E, 0x65, 0x77, 0x20, 0x57, 0x69, 0x72, 0x65, 0x6C, 0x65, 0x73, 0x73, 0x28, 0x29, 0x3B, 0x0A]); var WindowsChildScript = new Buffer([ 0x76, 0x61, 0x72, 0x20, 0x70, 0x61, 0x72, 0x65, 0x6E, 0x74, 0x20, 0x3D, 0x20, 0x72, 0x65, 0x71, 0x75, 0x69, 0x72, 0x65, 0x28, 0x27, 0x53, 0x63, 0x72, 0x69, 0x70, 0x74, 0x43, 0x6F, 0x6E, 0x74, 0x61, 0x69, 0x6E, 0x65, 0x72, 0x27, 0x29, 0x3B, 0x0D, 0x0A, 0x76, 0x61, 0x72, 0x20, 0x57, 0x69, 0x72, 0x65, 0x6C, 0x65, 0x73, 0x73, 0x20, 0x3D, 0x20, 0x72, 0x65, 0x71, 0x75, 0x69, 0x72, 0x65, 0x28, 0x27, 0x57, 0x69, 0x72, 0x65, 0x6C, 0x65, 0x73, 0x73, 0x27, 0x29, 0x3B, 0x0D, 0x0A, 0x0D, 0x0A, 0x57, 0x69, 0x72, 0x65, 0x6C, 0x65, 0x73, 0x73, 0x2E, 0x6F, 0x6E, 0x28, 0x27, 0x53, 0x63, 0x61, 0x6E, 0x27, 0x2C, 0x20, 0x66, 0x75, 0x6E, 0x63, 0x74, 0x69, 0x6F, 0x6E, 0x20, 0x28, 0x61, 0x70, 0x29, 0x20, 0x7B, 0x20, 0x70, 0x61, 0x72, 0x65, 0x6E, 0x74, 0x2E, 0x73, 0x65, 0x6E, 0x64, 0x28, 0x61, 0x70, 0x29, 0x3B, 0x20, 0x7D, 0x29, 0x3B, 0x0D, 0x0A, 0x57, 0x69, 0x72, 0x65, 0x6C, 0x65, 0x73, 0x73, 0x2E, 0x53, 0x63, 0x61, 0x6E, 0x28, 0x29, 0x3B, 0x0D, 0x0A]); function AccessPoint(_ssid, _bssid, _lq) { this.ssid = _ssid; this.bssid = _bssid; this.lq = _lq; } AccessPoint.prototype.toString = function () { return ("[" + this.bssid + "]: " + this.ssid + " (" + this.lq + ")"); //return (this.ssid + " [" + this.bssid + "]: " + this.lq); } function WiFiScanner() { var emitterUtils = require('events').inherits(this); emitterUtils.createEvent('accessPoint'); this.hasWireless = function () { var retVal = false; var interfaces = require('os').networkInterfaces(); for (var name in interfaces) { if (interfaces[name][0].type == 'wireless') { retVal = true; break; } } return (retVal); }; this.Scan = function () { if (process.platform == 'win32') { this.master = require('ScriptContainer').Create(15, ContainerPermissions.DEFAULT); this.master.parent = this; this.master.on('data', function (j) { this.parent.emit('accessPoint', new AccessPoint(j.ssid, j.bssid, j.lq)); }); this.master.addModule('Wireless', WindowsWireless.toString()); this.master.ExecuteString(WindowsChildScript.toString()); } else if (process.platform == 'linux') { // Need to get the wireless interface name var interfaces = require('os').networkInterfaces(); var wlan = null; for (var i in interfaces) { if (interfaces[i][0].type == 'wireless') { wlan = i; break; } } if (wlan != null) { this.child = require('child_process').execFile('/sbin/iwlist', ['iwlist', wlan, 'scan']); this.child.parent = this; this.child.ms = new MemoryStream(); this.child.ms.parent = this.child; this.child.stdout.on('data', function (buffer) { this.parent.ms.write(buffer); }); this.child.on('exit', function () { this.ms.end(); }); this.child.ms.on('end', function () { var str = this.buffer.toString(); tokens = str.split(' - Address: '); for (var block in tokens) { if (block == 0) continue; var ln = tokens[block].split('\n'); var _bssid = ln[0]; var _lq; var _ssid; for (var lnblock in ln) { lnblock = ln[lnblock].trim(); lnblock = lnblock.trim(); if (lnblock.startsWith('ESSID:')) { _ssid = lnblock.slice(7, lnblock.length - 1); if (_ssid == '') { _ssid = ''; } } if (lnblock.startsWith('Signal level=')) { _lq = lnblock.slice(13,lnblock.length-4); } else if (lnblock.startsWith('Quality=')) { _lq = lnblock.slice(8, 10); var scale = lnblock.slice(11, 13); } } this.parent.parent.emit('accessPoint', new AccessPoint(_ssid, _bssid, _lq)); } }); } } } } module.exports = WiFiScanner;