bool HandleUpgrade(IAsyncResult result)
{
connection = ConnectionUpgradeHelper.EndInitiateUpgrade(result);
if (this.channelBindingProvider != null && this.channelBindingProvider.IsChannelBindingSupportEnabled)
{
this.channel.channelBindingToken = this.channelBindingProvider.GetChannelBinding(this.upgradeInitiator, ChannelBindingKind.Endpoint);
}
this.remoteSecurity = StreamSecurityUpgradeInitiator.GetRemoteSecurity(this.upgradeInitiator);
this.upgradeInitiator = null; // we're done with the initiator
if (onWritePreambleEnd == null)
{
onWritePreambleEnd = Fx.ThunkCallback(new WaitCallback(OnWritePreambleEnd));
}
AsyncCompletionResult writePreambleResult = connection.BeginWrite(
ClientSingletonEncoder.PreambleEndBytes, 0, ClientSingletonEncoder.PreambleEndBytes.Length, true,
timeoutHelper.RemainingTime(), onWritePreambleEnd, this);
if (writePreambleResult == AsyncCompletionResult.Queued)
{
return(false);
}
connection.EndWrite();
return(ReadPreambleAck());
}
private IConnection SendPreamble(IConnection connection, ref TimeoutHelper timeoutHelper, ClientFramingDecoder decoder, out SecurityMessageProperty remoteSecurity)
{
connection.Write(this.Preamble, 0, this.Preamble.Length, true, timeoutHelper.RemainingTime());
if (this.upgrade != null)
{
IStreamUpgradeChannelBindingProvider property = this.upgrade.GetProperty <IStreamUpgradeChannelBindingProvider>();
StreamUpgradeInitiator upgradeInitiator = this.upgrade.CreateUpgradeInitiator(base.RemoteAddress, base.Via);
if (!ConnectionUpgradeHelper.InitiateUpgrade(upgradeInitiator, ref connection, decoder, this, ref timeoutHelper))
{
ConnectionUpgradeHelper.DecodeFramingFault(decoder, connection, base.Via, this.messageEncoder.ContentType, ref timeoutHelper);
}
if ((property != null) && property.IsChannelBindingSupportEnabled)
{
this.channelBindingToken = property.GetChannelBinding(upgradeInitiator, ChannelBindingKind.Endpoint);
}
remoteSecurity = StreamSecurityUpgradeInitiator.GetRemoteSecurity(upgradeInitiator);
connection.Write(ClientSingletonEncoder.PreambleEndBytes, 0, ClientSingletonEncoder.PreambleEndBytes.Length, true, timeoutHelper.RemainingTime());
}
else
{
remoteSecurity = null;
}
byte[] buffer = new byte[1];
int count = connection.Read(buffer, 0, buffer.Length, timeoutHelper.RemainingTime());
if (!ConnectionUpgradeHelper.ValidatePreambleResponse(buffer, count, decoder, base.Via))
{
ConnectionUpgradeHelper.DecodeFramingFault(decoder, connection, base.Via, this.messageEncoder.ContentType, ref timeoutHelper);
}
return(connection);
}
internal static SecurityMessageProperty GetRemoteSecurity(StreamUpgradeInitiator upgradeInitiator)
{
StreamSecurityUpgradeInitiator initiator = upgradeInitiator as StreamSecurityUpgradeInitiator;
if (initiator != null)
{
return(initiator.GetRemoteSecurity());
}
return(null);
}
internal IConnection SendPreamble(IConnection connection, ref TimeoutHelper timeoutHelper,
ClientFramingDecoder decoder, out SecurityMessageProperty remoteSecurity)
{
connection.Write(Preamble, 0, Preamble.Length, true, timeoutHelper.RemainingTime());
if (_upgrade != null)
{
IStreamUpgradeChannelBindingProvider channelBindingProvider = _upgrade.GetProperty <IStreamUpgradeChannelBindingProvider>();
StreamUpgradeInitiator upgradeInitiator = _upgrade.CreateUpgradeInitiator(this.RemoteAddress, this.Via);
if (!ConnectionUpgradeHelper.InitiateUpgrade(upgradeInitiator, ref connection, decoder,
this, ref timeoutHelper))
{
ConnectionUpgradeHelper.DecodeFramingFault(decoder, connection, Via, _messageEncoder.ContentType, ref timeoutHelper);
}
#if FEATURE_CORECLR // ExtendedProtection
if (channelBindingProvider != null && channelBindingProvider.IsChannelBindingSupportEnabled)
{
_channelBindingToken = channelBindingProvider.GetChannelBinding(upgradeInitiator, ChannelBindingKind.Endpoint);
}
#endif // FEATURE_CORECLR // ExtendedProtection
remoteSecurity = StreamSecurityUpgradeInitiator.GetRemoteSecurity(upgradeInitiator);
connection.Write(ClientSingletonEncoder.PreambleEndBytes, 0,
ClientSingletonEncoder.PreambleEndBytes.Length, true, timeoutHelper.RemainingTime());
}
else
{
remoteSecurity = null;
}
// read ACK
byte[] ackBuffer = new byte[1];
int ackBytesRead = connection.Read(ackBuffer, 0, ackBuffer.Length, timeoutHelper.RemainingTime());
if (!ConnectionUpgradeHelper.ValidatePreambleResponse(ackBuffer, ackBytesRead, decoder, this.Via))
{
ConnectionUpgradeHelper.DecodeFramingFault(decoder, connection, Via, _messageEncoder.ContentType, ref timeoutHelper);
}
return(connection);
}
private bool HandleUpgrade(IAsyncResult result)
{
this.connection = ConnectionUpgradeHelper.EndInitiateUpgrade(result);
if ((this.channelBindingProvider != null) && this.channelBindingProvider.IsChannelBindingSupportEnabled)
{
this.channel.channelBindingToken = this.channelBindingProvider.GetChannelBinding(this.upgradeInitiator, ChannelBindingKind.Endpoint);
}
this.remoteSecurity = StreamSecurityUpgradeInitiator.GetRemoteSecurity(this.upgradeInitiator);
this.upgradeInitiator = null;
if (onWritePreambleEnd == null)
{
onWritePreambleEnd = Fx.ThunkCallback(new AsyncCallback(StreamedFramingRequestChannel.StreamedConnectionPoolHelper.SendPreambleAsyncResult.OnWritePreambleEnd));
}
IAsyncResult result2 = this.connection.BeginWrite(ClientSingletonEncoder.PreambleEndBytes, 0, ClientSingletonEncoder.PreambleEndBytes.Length, true, this.timeoutHelper.RemainingTime(), onWritePreambleEnd, this);
if (!result2.CompletedSynchronously)
{
return(false);
}
this.connection.EndWrite(result2);
return(this.ReadPreambleAck());
}
private void SetRemoteSecurity(StreamUpgradeInitiator upgradeInitiator)
{
this.RemoteSecurity = StreamSecurityUpgradeInitiator.GetRemoteSecurity(upgradeInitiator);
}
