protected override async Task ProcessAsync(Datagram datagram)
{
await NextAsync(datagram);
if (StunMessage.TryParse(datagram.Buffer, out var message))
{
await responseBuffer.SendAsync(message);
}
}
public void InitializeMessage()
{
var transactionId = StunTransactionId.Generate();
var message = new StunBuilderStep().SetTransactionId(transactionId)
.SetType(StunMessageType.BindingRequest)
.Build();
var result = StunMessage.TryParse(message, out var parsedMessage);
Assert.True(result);
Assert.Equal(StunMessageType.BindingRequest, parsedMessage.Type);
Assert.Equal(transactionId, parsedMessage.TransactionId);
}
public void InitializeAttributeList()
{
var firstAttribute = new StunAttribute(StunAttributeType.ChangedAddress, new byte[] { 1, 2, 3 });
var secondAttribute = new StunAttribute(StunAttributeType.MappedAddress, new byte[] { 4, 5, 6 });
var message = new StunBuilderStep().AddAttributes(new StunAttribute[] { firstAttribute, secondAttribute })
.Build();
var result = StunMessage.TryParse(message, out var parsedMessage);
var parsedAttributes = parsedMessage.Attributes.GetEnumerator();
Assert.True(result);
Assert.True(parsedAttributes.MoveNext());
Assert.Equal(firstAttribute.Type, parsedAttributes.Current.Type);
Assert.True(firstAttribute.Content.Span.SequenceEqual(parsedAttributes.Current.Content.Span));
Assert.True(parsedAttributes.MoveNext());
Assert.Equal(secondAttribute.Type, parsedAttributes.Current.Type);
Assert.True(secondAttribute.Content.Span.SequenceEqual(parsedAttributes.Current.Content.Span));
}