protected override DdnsResponse DecodeUpdateIpResponse(string updateIpResp)
{
// parse Http response
DdnsHttpResponse httpResponse = DdnsHttpResponse.Parse(updateIpResp);
string responseCode = null;
// extract response code
if (httpResponse.Body.LastIndexOf(' ') > 0)
{
responseCode = httpResponse.Body.Substring(0, httpResponse.Body.LastIndexOf(' '));
}
else
{
responseCode = httpResponse.Body;
}
DdnsResponse ddnsResponse = new DdnsResponse(responseCode);
// if response is "good" or "nochg", No-Ip service provider returns also IP address
if ((ddnsResponse.Code == DdnsResponseCode.Good) ||
(ddnsResponse.Code == DdnsResponseCode.NoChg))
{
// ex. good aaa.bbb.ccc.ddd
// nochg aaa.bbb.ccc.ddd
this.ipAddress = IPAddress.Parse(httpResponse.Body.Substring(httpResponse.Body.LastIndexOf(' ') + 1));
}
return(ddnsResponse);
}
protected override DdnsResponse DecodeUpdateIpResponse(string updateIpResp)
{
// parse Http response
DdnsHttpResponse httpResponse = DdnsHttpResponse.Parse(updateIpResp);
string responseCode = null;
// extract response code
if (httpResponse.Body.LastIndexOf(' ') > 0)
responseCode = httpResponse.Body.Substring(0, httpResponse.Body.LastIndexOf(' '));
else
responseCode = httpResponse.Body;
DdnsResponse ddnsResponse = new DdnsResponse(responseCode);
// if response is "good" or "nochg", No-Ip service provider returns also IP address
if ((ddnsResponse.Code == DdnsResponseCode.Good) ||
(ddnsResponse.Code == DdnsResponseCode.NoChg))
{
// ex. good aaa.bbb.ccc.ddd
// nochg aaa.bbb.ccc.ddd
this.ipAddress = IPAddress.Parse(httpResponse.Body.Substring(httpResponse.Body.LastIndexOf(' ') + 1));
}
return ddnsResponse;
}
/// <summary>
/// Update client Ip address
/// </summary>
protected virtual void UpdateIpAddress()
{
// create socket for updating IP address
using (this.updateIpSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp))
{
this.updateIpSocket.Connect(this.updateIpEndPoint);
// prepare buffers for send and receive
this.sendBuffer = Encoding.UTF8.GetBytes(this.updateIpCmd.ToString());
this.receiveBuffer = new byte[RECEIVE_BUFFER_SIZE];
int byteRead = 0;
// SSL configured
if (this.ddnsConfig.SSL)
{
// create SSL stream
using (Microsoft.SPOT.Net.Security.SslStream sslStream = new Microsoft.SPOT.Net.Security.SslStream(this.updateIpSocket))
{
// SSL handshake authentication
sslStream.AuthenticateAsClient(this.updateIpHost, Microsoft.SPOT.Net.Security.SslProtocols.TLSv1);
// send message
sslStream.Write(this.sendBuffer, 0, this.sendBuffer.Length);
// cycle for reading from socket
int offset = 0;
int read = 0;
do
{
read = sslStream.Read(this.receiveBuffer, offset, RECEIVE_BUFFER_SIZE - offset);
offset += read;
} while (read != 0);
byteRead = offset;
}
}
else
{
// send message and read response
this.updateIpSocket.Send(this.sendBuffer);
byteRead = this.updateIpSocket.Receive(this.receiveBuffer);
}
if (byteRead > 0)
{
this.response = this.DecodeUpdateIpResponse(new String(Encoding.UTF8.GetChars(this.receiveBuffer)));
// raise IP address updated event
this.OnIpAddressUpdated(new IpAddressUpdatedEventArgs {
IpAddress = this.ipAddress, Response = this.response
});
}
}
}
/// <summary>
/// Update client Ip address
/// </summary>
protected virtual void UpdateIpAddress()
{
// create socket for updating IP address
using (this.updateIpSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp))
{
this.updateIpSocket.Connect(this.updateIpEndPoint);
// prepare buffers for send and receive
this.sendBuffer = Encoding.UTF8.GetBytes(this.updateIpCmd.ToString());
this.receiveBuffer = new byte[RECEIVE_BUFFER_SIZE];
int byteRead = 0;
// SSL configured
if (this.ddnsConfig.SSL)
{
// create SSL stream
using (Microsoft.SPOT.Net.Security.SslStream sslStream = new Microsoft.SPOT.Net.Security.SslStream(this.updateIpSocket))
{
// SSL handshake authentication
sslStream.AuthenticateAsClient(this.updateIpHost, Microsoft.SPOT.Net.Security.SslProtocols.TLSv1);
// send message
sslStream.Write(this.sendBuffer, 0, this.sendBuffer.Length);
// cycle for reading from socket
int offset = 0;
int read = 0;
do
{
read = sslStream.Read(this.receiveBuffer, offset, RECEIVE_BUFFER_SIZE - offset);
offset += read;
} while (read != 0);
byteRead = offset;
}
}
else
{
// send message and read response
this.updateIpSocket.Send(this.sendBuffer);
byteRead = this.updateIpSocket.Receive(this.receiveBuffer);
}
if (byteRead > 0)
{
this.response = this.DecodeUpdateIpResponse(new String(Encoding.UTF8.GetChars(this.receiveBuffer)));
// raise IP address updated event
this.OnIpAddressUpdated(new IpAddressUpdatedEventArgs { IpAddress = this.ipAddress, Response = this.response });
}
}
}
