public void EncodeToBytes()
{
var request = new BindingRequest()
{
TransactionId = new byte[]
{
0xb9, 0x5e, 0x6c, 0xcd, 0xa3, 0x84, 0x74, 0xfb, 0x43, 0xe9,
0xae, 0xb1,
}
};
Assert.Equal(
new byte[]
{
0x00, 0x01, 0x00, 0x08, 0x21, 0x12, 0xa4, 0x42, 0xb9, 0x5e,
0x6c, 0xcd, 0xa3, 0x84, 0x74, 0xfb, 0x43, 0xe9, 0xae, 0xb1,
0x80, 0x28, 0x00, 0x04, 0xa7, 0xca, 0x62, 0xd4,
},
request.Encode(new TestStunContext()));
}
public async Task <bool> IsConnectable(
CancellationToken cancellationToken = default(CancellationToken))
{
try
{
using var client = new TcpClient();
#pragma warning disable PC001 // API not supported on all platforms
client.Connect(_host, _port);
#pragma warning restore PC001 // API not supported on all platforms
NetworkStream stream = client.GetStream();
var request = new BindingRequest();
var asBytes = request.Encode(this);
await stream.WriteAsync(asBytes, 0, asBytes.Length, cancellationToken);
await StunMessage.ParseAsync(stream, cancellationToken);
return(true);
}
catch (Exception)
{
return(false);
}
}