WCF HttpClient poll ContentReadStream on an open connection?

I'm connecting with a WCF HttpClient to a node.js http server (express). Server-side I keep the connection open and stream data to the client. How can I poll the ContentReadStream 开发者_如何学编程client-side?

Jeroen, HttpClient/HttpContent has async methods that use the new Task in .net 4.0. You should be able to use those methods for streaming.