/// <summary>
/// Initializes a new instance of the <see cref="Http2MessageHandler"/> class.
/// </summary>
/// <param name="stream">The stream.</param>
/// <param name="end">TODO</param>
/// <param name="isSecure"></param>
/// <param name="cancel">The cancel.</param>
protected Http2MessageHandler(Stream stream, ConnectionEnd end, bool isSecure, CancellationToken cancel)
{
_isSecure = isSecure;
//09 spec:
//SETTINGS_ENABLE_PUSH (2): This setting can be use to disable server
//push (Section 8.2). An endpoint MUST NOT send a PUSH_PROMISE
//frame if it receives this setting set to a value of 0. The
//initial value is 1, which indicates that push is permitted.
_isPushEnabled = true;
_isDisposed = false;
_cancToken = cancel;
_stream = stream;
_end = end;
_wereFirstSettingsSent = false;
_session = new Http2Session(_stream, _end, true, true, _isSecure, _cancToken);
}
/// <summary>
/// Initializes a new instance of the <see cref="Http2MessageHandler"/> class.
/// </summary>
/// <param name="stream">The stream.</param>
/// <param name="end">TODO</param>
/// <param name="isSecure"></param>
/// <param name="cancel">The cancel.</param>
protected Http2MessageHandler(Stream stream, ConnectionEnd end, bool isSecure, CancellationToken cancel)
{
_isSecure = isSecure;
//09 spec:
//SETTINGS_ENABLE_PUSH (2): This setting can be use to disable server
//push (Section 8.2). An endpoint MUST NOT send a PUSH_PROMISE
//frame if it receives this setting set to a value of 0. The
//initial value is 1, which indicates that push is permitted.
_isPushEnabled = true;
_isDisposed = false;
_cancToken = cancel;
_stream = stream;
_end = end;
_wereFirstSettingsSent = false;
_session = new Http2Session(_stream, _end, true, true, _isSecure, _cancToken);
}
/// <summary>
/// Starts the session.
/// </summary>
/// <param name="end">The connection end.</param>
/// <param name="initRequest">The initialize request params.</param>
/// <returns></returns>
public Task StartSessionAsync(IDictionary<string, string> initRequest = null)
{
int initialWindowSize = 200000;
int maxStreams = 100;
if (initRequest != null && initRequest.ContainsKey(":initial_window_size"))
{
initialWindowSize = int.Parse(initRequest[":initial_window_size"]);
}
if (initRequest != null && initRequest.ContainsKey(":max_concurrent_streams"))
{
maxStreams = int.Parse(initRequest[":max_concurrent_streams"]);
}
//TODO provide cancellation token and transport info
_session = new Http2Session(_stream, _end, true, true, _isSecure, _cancToken, initialWindowSize, maxStreams);
_session.OnFrameReceived += OnFrameReceivedHandler;
_session.OnSettingsSent += OnSettingsSentHandler;
return Task.Run(async () => await _session.Start(initRequest));
}
