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<div class="breadcrumb-list"><a href="http://www.limitlessled.com">Home</a> <span class="chevron">›</span> <span class="breadcrumb-current">LimitlessLED Technical Developer Opensource API</span></div>
<div id="post-560" class="post-560 page type-page status-publish hentry">
<h1>LimitlessLED Technical Developer Opensource API</h1>
<div class="post-entry">
<h3>LAST UPDATED: 29th January 2017</h3>
<p></p>
<h1>Domoticz wifi bridge v6 Code</h1>
<p><a href="https://github.com/domoticz/domoticz">https://github.com/domoticz/domoticz</a><br />
the sample code for wifi bridge v6 is here:<br />
<a href="https://github.com/domoticz/domoticz/blob/master/hardware/Limitless.cpp">https://github.com/domoticz/domoticz/blob/master/hardware/Limitless.cpp</a></p>
<h1>LimitlessLED Wifi Bridge v6.0 Sample Windows App</h1>
<p><a href="http://www.limitlessled.com/download/LimitlessLEDv6.zip">Download LimitlessLEDv6.zip Here</a></p>
<h1>LimitlessLED Wifi Bridge v6.0 VB.NET Sample code</h1>
<div class="container">
<div class="header"><span>VB.NET</span></div>
<div class="content">
<pre><code>
Imports System.Net
Imports System.Net.Sockets
Imports System.Text.Encoding
Private LimitlessLEDWifiBridgeSessionID1 As Byte = 0
Private LimitlessLEDWifiBridgeSessionID2 As Byte = 0
Private SequenceNumber As Byte = 0
'Usage: SendLightCommand(txtV6cmd01.Text, txtIP2.Text, txtCommandUDPPort.Text, txtZone.Text, "Waiting for response...", 500, "", 10, True)
Private Sub SendLightCommand(ByVal v6CommandString As String, ByVal sendIPAddress As String, ByVal sPortNumber As String, ByVal sZone As String, ByVal WaitText As String, ByVal ReceiveTimeout As Integer, ByVal ValidResponse As String, ByVal Retries As Integer, ByVal WaitForResponse As Boolean)
Dim iPortNum As Integer = CInt(sPortNumber)
If udpAdmin Is Nothing Then
udpAdmin = New UdpClient(iPortNum)
udpAdmin.EnableBroadcast = True
udpAdmin.DontFragment = True
Else
Throw New Exception("udpAdmin was already initialised")
End If
Dim sendEndPoint = New IPEndPoint(IPAddress.Parse(sendIPAddress), iPortNum)
Dim listenEndPoint = New IPEndPoint(IPAddress.Parse(sendIPAddress), iPortNum)
Dim StartSessionCommandString As String = "20 00 00 00 16 02 62 3A D5 ED A3 01 AE 08 2D 46 61 41 A7 F6 DC AF D3 E6 00 00 1E"
Dim b As Byte() = StringToBytes(StartSessionCommandString)
udpAdmin.Send(b, b.Length, sendEndPoint)
udpAdmin.Client.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReceiveTimeout, 1000)
Try
Do While iFoundWifiBridges < iLookForNumberOfWifiBridges
receiveBytes = udpAdmin.Receive(listenEndPoint) 'wait here until a UDP packet has been received. TIMEout if no response received.
If receiveBytes.Length > 0 AndAlso receiveBytes(0) = (b(0) + 8) AndAlso receiveBytes.Length = (receiveBytes(4) + 5) Then
'if the first byte sent on the command is 0x10 then expect response of 0x18 (+8)
'if the first byte sent on the command is 0x20 then expect response of 0x28 (+8)
UpdateCommandsResponseMessage("Received: " & ByteArrayToString(receiveBytes)) 'ByteArrayToHexString(receiveBytes))
' UpdateCommandsResponseMessage("Received bytes " & CUInt(receiveBytes(4)))
If Not chkFreezeSessionID.Checked Then
LimitlessLEDWifiBridgeSessionID1 = receiveBytes(19) '20th response byte
End If
UpdateCommandsResponseMessage("LimitlessLEDWifiBridgeSessionID1 is " & ByteToHexString(LimitlessLEDWifiBridgeSessionID1))
If Not chkFreezeSessionID.Checked Then
LimitlessLEDWifiBridgeSessionID2 = receiveBytes(20) '21st response byte
End If
UpdateCommandsResponseMessage("LimitlessLEDWifiBridgeSessionID2 is " & ByteToHexString(LimitlessLEDWifiBridgeSessionID2))
'could be broadcast, so we don't know how many bridges might respond
UpdateCommandsResponseMessage("IP Address is " & listenEndPoint.Address.ToString())
'The mac address is returned from the wifi bridge.
Dim macAddressFormatted As String = ByteToHexString(receiveBytes(8)) & ":" & ByteToHexString(receiveBytes(9)) & ":" & ByteToHexString(receiveBytes(10)) & ":" & ByteToHexString(receiveBytes(11)) & ":" & ByteToHexString(receiveBytes(12)) & ":" & ByteToHexString(receiveBytes(13))
Dim macAddressRaw As String = macAddressFormatted.Replace(":", "")
UpdateCommandsResponseMessage("MAC Address is " & macAddressFormatted)
SendCommand:
'80 00 00 00 11(length hex) (17 01)(WB1WB2) 00 SN 00 (31 00 00 08 04 01 00 00 00)(cmd) 01(zone) 00 3F(chksum) response: (88 00 00 00 03 00 SN 00)
Dim sendFullcommand As String = "80 00 00 00 04 05 06 00 08 00 " & v6CommandString & " 19 00 21"
Dim cmd As Byte() = StringToBytes(sendFullcommand)
cmd(4) = cmd.Length - 5 'set packet length (excluding 5 packet header bytes)
cmd(5) = LimitlessLEDWifiBridgeSessionID1 'session byte 1
cmd(6) = LimitlessLEDWifiBridgeSessionID2 'session byte 2
If Not chkFreezeSequenceNumber.Checked Then
If SequenceNumber = 255 Then
SequenceNumber = 0
Else
SequenceNumber = SequenceNumber + 1
End If
End If
cmd(8) = SequenceNumber
cmd(19) = CByte(sZone)
'Calculate Checksum:
Dim iChecksum As Integer
Dim bChecksum As Byte
For i As Integer = 10 To 20 '11 bytes
iChecksum += cmd(i)
Next
bChecksum = CByte(iChecksum And &HFF)
cmd(21) = bChecksum
UpdateCommandsResponseMessage("Sequence Number is " & ByteToHexString(SequenceNumber))
UpdateCommandsResponseMessage("Checksum is " & ByteToHexString(bChecksum))
udpAdmin.Send(cmd, cmd.Length, sendEndPoint)
'udpAdmin.Send(cmd, cmd.Length, broadcastEP)
UpdateCommandsResponseMessage("Sent: " & ByteArrayToString(cmd))
Do While iFoundWifiBridges < iLookForNumberOfWifiBridges
receiveBytes = udpAdmin.Receive(listenEndPoint) 'wait here until a UDP packet has been received. TIMEout if no response received.
If receiveBytes.Length > 0 AndAlso receiveBytes(0) = (cmd(0) + 8) AndAlso receiveBytes.Length = (receiveBytes(4) + 5) Then 'check header byte 0x88 and length byte 0x03 is correct (including the 5 packet header bytes that aren't counted)
UpdateCommandsResponseMessage("Command SUCCESSFUL.")
UpdateCommandsResponseMessage("Received: " & ByteArrayToString(receiveBytes))
'response should be: 88 00 00 00 03 00 SN 00
Exit Do
End If
Loop
Exit Do
End If
Loop
Catch ex As System.Net.Sockets.SocketException
Dim excp = ex.SocketErrorCode
If excp = SocketError.TimedOut Then
'TODO: retry if there is a timeout, chances are it will work the second time on UDP
UpdateCommandsResponseMessage("Timeout waiting for Wifi Bridge Response.")
Else
UpdateCommandsResponseMessage(ex.Message)
End If
Catch ex As Exception
UpdateCommandsResponseMessage(ex.Message)
Finally
Try
udpAdmin.Client.Shutdown(SocketShutdown.Receive)
Catch ex As Exception
'UpdateStatusMessage("udpAdmin.Client.Shutdown(SocketShutdown.Receive) exception." & ex.Message)
End Try
Try
udpAdmin.Client.Close()
Catch ex As Exception
'UpdateStatusMessage("udpAdmin.Client.Close() exception." & ex.Message)
End Try
Try
udpAdmin.Close()
Catch ex As Exception
'UpdateStatusMessage("udpAdmin.Close() exception." & ex.Message)
End Try
Try
udpAdmin = Nothing
Catch ex As Exception
' UpdateStatusMessage("udpAdmin = Nothing exception." & ex.Message)
End Try
End Try
End Sub
Public Shared Function StringToBytes(ByVal hex As String) As Byte()
hex = hex.Replace(" ", "")
If hex.Length Mod 2 = 1 Then
Throw New Exception("The hex string cannot have an odd number of digits")
End If
Dim arr As Byte() = New Byte((hex.Length >> 1) - 1) {}
For i As Integer = 0 To (hex.Length >> 1) - 1
arr(i) = CByte((GetHexVal(hex(i << 1)) << 4) + (GetHexVal(hex((i << 1) + 1))))
Next
Return arr
End Function
Public Shared Function GetHexVal(ByVal hex As Char) As Integer
Dim val As Integer = AscW(hex)
'For uppercase A-F letters:
'Return val - (If(val < 58, 48, 55))
'For lowercase a-f letters:
'Return val - (If(val < 58, 48, 87))
'Or the two combined, but a bit slower:
Return val - (If(val < 58, 48, (If(val < 97, 55, 87))))
End Function
Private Sub UpdateStatusMessage(ByVal message As String)
txtLog.Text &= message.Replace(vbCr, "\r").Replace(vbLf, "\n") & vbCrLf
'\r = Cr = decimal13 = 0x0D = Carriage Return
'\n = Lf = decimal10 = 0x0A = Linefeed
txtLog.SelectionStart = txtLog.Text.Length
txtLog.ScrollToCaret()
Application.DoEvents()
End Sub
</code></pre>
<p>
</p></div>
</div>
<h1>LimitlessLED Wifi Bridge v6.0 Sample code</h1>
<div class="container">
<div class="header"><span>NodeJS</span></div>
<div class="content">
<pre><code>
'use strict';
var dgram = require('dgram');
var debug=false;
var DEFAULT_HOST ;
var DEFAULT_PORT ;
var DEFAULT_REPEATS=3 ;
var PREAMPLE = [0x80,0x00,0x00,0x00,0x11]
var FILLER = 0x00
var CMDS={
ON: [0x31,0,0,0x08,0x04,0x01,0,0,0],
OFF: [0x31,0,0,0x08,0x04,0x02,0,0,0],
NIGHT: [0x31,0,0,0x08,0x04,0x05,0,0,0],
WHITEON: [0x31,0,0,0x08,0x05,0x64,0,0,0],
REG: [0x33,0,0,0,0,0,0,0,0,0],
BON: [0x31,0x00,0x00,0x00,0x03,0x03,0x00,0x00,0x00],
BOFF:[0x31,0x00,0x00,0x00,0x03,0x04,0x00,0x00,0x00],
BWHITE:[0x31 ,0x00 ,0x00 ,0x00 ,0x03 ,0x05 ,0x00 ,0x00 ,0x00],
};
var socket;
var zoneCtlRGBWFactory=function(zoneID){
var color=0x7A;
var brightness=0x32;
var saturation=0x32;
var colorTemp=0x4B;
var zone=zoneID;
if(zone > 4 || zone <0 ) console.log("invalid zone");
return {
on: function(){
return [0x31,0,0,0x08,0x04,0x01,0,0,0,zoneID];
},
off: function(){
return [0x31,0,0,0x08,0x04,0x02,0,0,0,zoneID];
},
nightMode: function() {
return [0x31,0,0,0x08,0x04,0x05,0,0,0,zoneID];
},
whiteMode:function() {
return [0x31,0,0,0x08,0x05,0x64,0,0,0,zoneID];
},
saturationUp:function(){
saturation=Math.min(saturation+5,0x64);
return [0x31,0x00,0x00,0x08,0x02,saturation,0x00,0x00,0x00,zoneID]
},
saturationDown:function(){
saturation=Math.max(saturation-5,0x00);
return [0x31,0x00,0x00,0x08,0x02,saturation,0x00,0x00,0x00,zoneID]
},
saturationSet:function(b){
saturation=Math.max(b,0x00);
saturation=Math.min(b,0x64);
return [0x31,0x00,0x00,0x08,0x02,saturation,0x00,0x00,0x00,zoneID]
},
brightnessUp:function(){
brightness=Math.min(brightness+5,0x64);
return [0x31,0x00,0x00,0x08,0x03,brightness,0x00,0x00,0x00,zoneID]
},
brightnessDown:function(){
brightness=Math.max(brightness-5,0x00);
return [0x31,0x00,0x00,0x08,0x03,brightness,0x00,0x00,0x00,zoneID]
},
brightnessSet:function(b){
brightness=Math.max(b,0x00);
brightness=Math.min(b,0x64);
return [0x31,0x00,0x00,0x08,0x03,brightness,0x00,0x00,0x00,zoneID]
},
colorUp:function(){
color=Math.min(color+5,0xFF);
return [0x31,0x00,0x00,0x08,0x01,color,color,color,color,zoneID]
},
colorDown:function(){
color=Math.max(color-5,0x00);
return [0x31,0x00,0x00,0x08,0x01,color,color,color,color,zoneID]
},
colorSet:function(c){
color=c;
return [0x31,0x00,0x00,0x08,0x01,color,color,color,color,zoneID]
},
colorRGB:function(rgb){
return rgbHandler(rgb,this);
},
colorTempUp:function(){
colorTemp=Math.min(colorTemp+5,0x64);
return [0x31,0x00,0x00,0x08,0x05,colorTemp,0,0,0,zoneID]
},
colorTempDown:function(){
colorTemp=Math.max(colorTemp-5,0x00);
return [0x31,0x00,0x00,0x08,0x05,colorTemp,0,0,0,zoneID]
},
colorTempSet:function(c){
colorTemp=c;
return [0x31,0x00,0x00,0x08,0x05,colorTemp,0,0,0,zoneID]
},
mode:function(mode){
return [0x31,0x00,0x00,0x08,0x06,mode,0,0,0,zoneID]
},
modeSpeedUp:function(){
return [0x31,0,0,0x08,0x04,0x03,0,0,0,zoneID]
},
modeSpeedDown:function(){
return [0x31,0,0,0x08,0x04,0x04,0,0,0,zoneID]
},
link:function(){
return [0x3D,0,0,0x08,0,0,0,0,0,zoneID]
},
unlink:function(){
return [0x3E,0,0,0x08,0,0,0,0,0,zoneID]
},
command(fnName,arg){
if (this[fnName]) {
var cmds=this[fnName](arg);
if (Array.isArray(cmds) && Array.isArray(cmds[0])){
cmds.forEach(function(elem){
sendCmd(elem)})
} else {
sendCmd(cmds);//single cmd`
}
}
}
}
}
var zoneCtlRGBWWFactory=function(zoneID){
var color=0x7A;
var brightness=0x32;
//var saturation=0x32;
//var colorTemp=0x4B;
var zone=zoneID;
if(zone > 4 || zone <0 ) console.log("invalid zone");
return {
on: function(){
return [0x31, 0x00, 0x00, 0x07, 0x03, 0x01, 0x00, 0x00, 0x00, zoneID];
},
off: function(){
return [0x31, 0x00, 0x00, 0x07, 0x03, 0x02, 0x00, 0x00, 0x00, zoneID];
},
nightMode: function() {
return [0x31, 0x00, 0x00, 0x07, 0x03, 0x06, 0x00, 0x00, 0x00, zoneID];
},
whiteMode:function() {
return [0x31, 0x00, 0x00, 0x07, 0x03, 0x05, 0x00, 0x00, 0x00, zoneID];
},
brightnessUp:function(){
brightness=Math.min(brightness+5,0x64);
return [0x31, 0x00, 0x00, 0x07, 0x02, brightness, 0x00, 0x00, 0x00, zoneID]
},
brightnessDown:function(){
brightness=Math.max(brightness-5,0x00);
return [0x31, 0x00, 0x00, 0x07, 0x02, brightness, 0x00, 0x00, 0x00, zoneID]
},
brightnessSet:function(b){
brightness=Math.max(b,0x00);
brightness=Math.min(b,0xFF);
return [0x31, 0x00, 0x00, 0x07, 0x02, brightness, 0x00, 0x00, 0x00, zoneID]
},
colorUp:function(){
color=Math.min(color+5,0xFF);
return [0x31, 0x00, 0x00, 0x07, 0x01, color, color, color, color, zoneID]
},
colorDown:function(){
color=Math.max(color-5,0x00);
return [0x31, 0x00, 0x00, 0x07, 0x01, color, color, color, color, zoneID]
},
colorSet:function(c){
color=c;
return [0x31, 0x00, 0x00, 0x07, 0x01, color, color, color, color, zoneID]
},
colorRGB:function(rgb){
return rgbHandler(rgb,this);
},
mode:function(mode){
return [0x31, 0x00, 0x00, 0x07, 0x04, mode, 0x00, 0x00, 0x00, zoneID]
},
modeSpeedUp:function(){
return [0x31, 0x00, 0x00, 0x07, 0x03, 0x03, 0x00, 0x00, 0x00, zoneID]
},
modeSpeedDown:function(){
return [0x31, 0x00, 0x00, 0x07, 0x03, 0x04, 0x00, 0x00, 0x00, zoneID]
},
link:function(){
console.log("link not captured");
return [0x3D,0,0,0x07,0,0,0,0,0,zoneID]
},
unlink:function(){
console.log("link not captured");
return [0x3E,0,0,0x07,0,0,0,0,0,zoneID]
},
command(fnName,arg){
if (this[fnName]) {
var cmds=this[fnName](arg);
if (Array.isArray(cmds) && Array.isArray(cmds[0])){
cmds.forEach(function(elem){sendCmd(elem)})
} else {
sendCmd(cmds);//single cmd`
}
}
}
}
}
var baseCtlFactory=function(){
var color=0x7A;
var brightness=0x32;
var zoneID=0x01;
return {
on:function(){return [0x31,0x00,0x00,0x00,0x03,0x03,0x00,0x00,0x00,zoneID]},
off:function(){return [0x31,0x00,0x00,0x00,0x03,0x04,0x00,0x00,0x00,zoneID]},
whiteMode:function(){return [0x31 ,0x00 ,0x00 ,0x00 ,0x03 ,0x05 ,0x00 ,0x00 ,0x00,zoneID]},
brightnessUp:function(){
brightness=Math.min(brightness+5,0x64);
return [0x31,0x00,0x00,0x00,0x02,brightness,0x00,0x00,0x00,zoneID]
},
brightnessDown:function(){
brightness=Math.max(brightness-5,0x00);
return [0x31,0x00,0x00,0x00,0x02,brightness,0x00,0x00,0x00,zoneID]
},
brightnessSet:function(b){
brightness=Math.max(b,0x00);
brightness=Math.min(b,0xFF);
return [0x31,0x00,0x00,0x00,0x02,brightness,0x00,0x00,0x00,zoneID]
},
colorUp:function(){
color=Math.min(color+5,0xFF);
return [0x31,0x00,0x00,0x00,0x01,color,color,color,color,zoneID]
},
colorDown:function(){
color=Math.max(color-5,0x00);
return [0x31,0x00,0x00,0x00,0x01,color,color,color,color,zoneID]
},
colorSet:function(c){
color=c;
return [0x31,0x00,0x00,0x00,0x01,color,color,color,color,zoneID]
},
colorRGB:function(rgb){
return rgbHandler(rgb,this);
},
mode:function(mode){
return [0x31,0x00,0x00,0x00,0x04,mode,0,0,0,zoneID]
},
command(fnName,arg){
if (this[fnName]) {
var cmds=this[fnName](arg);
if (Array.isArray(cmds) && Array.isArray(cmds[0])){
cmds.forEach(function(elem){sendCmd(elem)})
} else {
sendCmd(cmds);//single cmd`
}
}
}
}
};
var bridgeID;
var bridgeID2;
var seqNum=0x02;
var sendCmd = function(CMD,repeats){
if (typeof repeats === 'undefined') { repeats = DEFAULT_REPEATS};
var out=[];
//console.log("#"+WB.toString('hex')+"-"+CMD.toString("hex"));
out=out.concat(PREAMPLE,bridgeID,bridgeID2,0x00,seqNum,FILLER,CMD)
var chkSum=calcCheckSum(out);
out = out.concat(chkSum);
//console.log(JSON.stringify(out));
if (debug) console.log("#"+out.toString('hex'));
out=new Buffer(out);
seqNum=(seqNum+1)%256;
if(debug) console.log("Sending: " + out.toString('hex'));
for (var i=0;i<repeats>< b ? 6 : 0); break;
case g: h = (b - r) / d + 2; break;
case b: h = (r - g) / d + 4; break;
}
h /= 6;
}
return [ Math.floor(h*0xFF), Math.floor(s*100), Math.floor(v*100) ];
}
var buildFrame = function(WB,WB2,CMD,ZONE){
var out=[];
//console.log("#"+WB.toString('hex')+"-"+CMD.toString("hex"));
if (debug) console.log("WB: "+ WB.toString("hex")+ " "+WB2.toString("hex") +" CMD: "+CMD.toString("hex"))
out=out.concat(PREAMPLE,WB,WB2,0x00,seqNum,FILLER,CMD,ZONE)
var chkSum=calcCheckSum(out);
out = out.concat(chkSum);
if (debug) console.log("out: "+ (new Buffer(out)).toString('hex'))
//console.log(JSON.stringify(out));
//console.log("#"+out.toString('hex'));
seqNum=(seqNum+1)%256;
return new Buffer(out);
}
var sendFrame=function(payload){
if(debug) console.log("Sending: " + payload.toString('hex'));
socket.send(payload,0,payload.length,DEFAULT_PORT,DEFAULT_HOST,function(){});
}
var sendKeepAlive=function(){
var out=new Buffer([0xD0,0x00,0x00,0x00,0x02,bridgeID,bridgeID2]);
sendFrame(out);
}
var calcCheckSum=function(aFrame){
var add=function(a,b){
return a+b;
};
var sub = aFrame.slice(Math.max(aFrame.length - 11, 0)) ;
var val=sub.reduce(add,0)
var val1=Math.floor(val / 0xff)
var val2=val % 0xff
return [val1, val2]
}
var _func={};
_func['2800000011']=function(msg){
//response to initiate
var unknown1=msg.slice(5,7);
var mac=msg.slice(7,13);
var fixed=msg.slice(13,15);
var unknown2=msg.slice(15,19);
var counter=msg.slice(19,20);
var counter2=msg.slice(20,21);
var padding=msg.slice(20);
if (debug) {
console.log("0:" +msg.toString('hex'));
console.log("1:" +unknown1.toString('hex'));
console.log("2:" +mac.toString('hex'));
console.log("2a:" +fixed.toString('hex'));
console.log("3:" +unknown2.toString('hex'));
console.log("4:" +counter.toString('hex'));
console.log("5:" +padding.toString('hex'));
}
bridgeID=new Uint8Array(counter);
bridgeID2=new Uint8Array(counter2);
//80:00:00:00:11:c1:01:00:0b:00:33:00:00:00:00:00:00:00:00:00:00:33
//complete initiation
if (debug) console.log("BridgeID: "+ bridgeID.toString("hex"))
if (debug) console.log("BridgeID2: "+ bridgeID2.toString("hex"))
var nFrame=buildFrame(bridgeID,bridgeID2,[0x33,0,0,0,0,0,0,0,0,0],0x00);
sendFrame(nFrame);
//start keepalive
setInterval(sendKeepAlive,10000);
};
_func['8800000003']=function(msg){
//ERROR - Confirmation?
var code= msg.slice(0,5);
var unknown1 = msg.slice(5,8);
if (debug) console.log("0:" +msg.toString('hex'));
if (debug) console.log("1:" +unknown1.toString('hex'));
if (debug) console.log("ID:"+bridgeID.toString('hex'));
}
_func['d800000007']=function(){
//keepalive response
}
var socket=dgram.createSocket({type:'udp4',reuseAddr:true});
socket.on("message", (msg, rinfo) => {
//console.log('Received %d bytes from %s:%d\n',
// msg.length, rinfo.address, rinfo.port);
var hmsg=msg.toString('hex');
var resp=(msg.toString('hex').substring(0,10));
if (_func[resp]) {
_func[resp](msg)
} else {
console.log("Unknown code");
console.log(hmsg);
}
});
var initiate=function(host,port){
//socket.send(payload,0,payload.length,DEFAULT_PORT,DEFAULT_HOST,function(a,b){});
DEFAULT_HOST=host;
DEFAULT_PORT=port;
//socket.bind();
//socket.bind(DEFAULT_PORT);