/// <summary>
/// Invoked after the ECU identifier response has been received
/// </summary>
private void EcuIdentifierResponseRead(IAsyncResult asyncResult)
{
Trace.WriteLine("SsmInterface.EcuIdentifierResponseRead");
GetEcuIdentifierAsyncResult internalState = (GetEcuIdentifierAsyncResult)asyncResult.AsyncState;
try
{
SsmPacket response = internalState.Parser.EndReadFromStream(asyncResult);
this.ecuIdentifier = response.EcuIdentifier;
this.compatibilityMap = response.CompatibilityMap;
}
catch (IOException ex)
{
internalState.Exception = ex;
}
catch (SecurityException ex)
{
internalState.Exception = ex;
}
Exception localException = internalState.Exception;
if (localException == null)
{
Trace.WriteLine("SsmInterface.EcuIdentifierResponseRead: " + this.ecuIdentifier);
}
else
{
Trace.WriteLine("SsmInterface.EcuIdentifierResponseRead: " + localException.ToString());
}
internalState.Completed();
}
/// <summary>
/// Sends an ECU identifier request
/// </summary>
public IAsyncResult BeginGetEcuIdentifier(AsyncCallback callback, object state)
{
Trace.WriteLine("SsmInterface.BeginGetEcuIdentifier");
this.BeginOperation();
GetEcuIdentifierAsyncResult internalState = new GetEcuIdentifierAsyncResult(
callback,
state);
SsmPacket request = SsmPacket.CreateEcuIdentifierRequest();
this.stream.BeginWrite(
request.Data,
0,
request.Data.Length,
this.EcuIdentifierRequestWritten,
internalState);
return(internalState);
}
/// <summary>
/// Returns the ECU identifier to the caller
/// </summary>
public void EndGetEcuIdentifier(IAsyncResult asyncResult)
{
Trace.WriteLine("SsmInterface.EndGetEcuIdentifier");
GetEcuIdentifierAsyncResult internalState = (GetEcuIdentifierAsyncResult)asyncResult;
try
{
this.EndOperation();
if (internalState.Exception != null)
{
throw internalState.Exception;
}
}
finally
{
internalState.Dispose();
}
}
/// <summary>
/// Invoked after the ECU identifier request has been written - begins reading the response
/// </summary>
private void EcuIdentifierRequestWritten(IAsyncResult asyncResult)
{
Trace.WriteLine("SsmInterface.EcuIdentifierRequestWritten");
GetEcuIdentifierAsyncResult internalState = (GetEcuIdentifierAsyncResult)asyncResult.AsyncState;
try
{
this.stream.EndWrite(asyncResult);
internalState.Parser.BeginReadFromStream(this.stream, EcuIdentifierResponseRead, internalState);
}
catch (IOException ex)
{
internalState.Exception = ex;
internalState.Completed();
}
catch (SecurityException ex)
{
internalState.Exception = ex;
internalState.Completed();
}
}
