public async Task SendAsync(Stream stream, TransmitDelegate next)
{
using (var cryptoStream = new CryptoStream(stream, new ToBase64Transform(), CryptoStreamMode.Write))
{
await next(cryptoStream);
}
}
private async Task SendMessageAsync(Func <Stream, Task> writer)
{
var transformIterator = ((IEnumerable <IMiddleware>)_middleware).Reverse().GetEnumerator();
TransmitDelegate transformDelegator = null;
transformDelegator = async transformedStream =>
{
if (transformIterator.MoveNext())
{
using (_logger?.Tracer($"Middleware[{transformIterator.Current.GetType()}].SendAsync(...)"))
{
await transformIterator.Current.SendAsync(transformedStream, transformDelegator).ConfigureAwait(false);
}
}
else
{
await writer(transformedStream).ConfigureAwait(false);
}
};
await _writeLock.WaitAsync();
try
{
using (var writeStream = _clientWebSocket.GetWriteStream())
{
await transformDelegator
.Invoke(writeStream)
.ContinueWith(async task =>
{
// Dispose first before handling return state
transformIterator.Dispose();
// Unwrap and allow the outer exception handler to handle this case
task.WaitAndUnwrapException();
})
.ConfigureAwait(false);
}
}
finally
{
_writeLock.Release();
}
}
internal void AddTransmitButton(ToolStripContainer topToolBar, TransmitDelegate transmitDelegate)
{
transDelegate = transmitDelegate;
if (transDelegate != null)
{
if (transmitToolStrip.Items.Count > 0)
{
transmitToolStrip.Items.RemoveAt(0);
}
ToolStripItem button;
button = new ToolStripButton();
button.DisplayStyle = ToolStripItemDisplayStyle.ImageAndText;
button.ImageScaling = ToolStripItemImageScaling.SizeToFit;
//button.
button.Text = "Transmit";
button.ImageKey = "Transmit";
button.Name = "Transmit";
button.ToolTipText = "Transmit to FaxGateway";
transmitToolStrip.Items.Add(button);
}
else
{
if (transmitToolStrip.Items.Count > 0)
{
transmitToolStrip.Items.RemoveAt(0);
}
}
ToolStripLabel statusText = new ToolStripLabel();
statusText.AutoSize = true;
statusText.TextAlign = ContentAlignment.MiddleCenter;
statusText.Padding = new Padding(10, 10, 10, 10);
statusText.Name = "FileName";
// statusText.Text = "Image File name";
// statusText.Font = new Font("Arial", 10);
transmitToolStrip.Items.Add(statusText);
return;
}
internal void AddTransmitButton(ToolStripContainer topToolBar, TransmitDelegate transmitDelegate)
{
transDelegate = transmitDelegate;
if (transDelegate != null)
{
if (transmitToolStrip.Items.Count > 0)
{
transmitToolStrip.Items.RemoveAt(0);
}
ToolStripItem button;
button = new ToolStripButton();
button.DisplayStyle = ToolStripItemDisplayStyle.ImageAndText;
button.ImageScaling = ToolStripItemImageScaling.SizeToFit;
//button.
button.Text = "Transmit";
button.ImageKey = "Transmit";
button.Name = "Transmit";
button.ToolTipText = "Transmit to FaxGateway";
transmitToolStrip.Items.Add(button);
}
else
{
if (transmitToolStrip.Items.Count > 0)
{
transmitToolStrip.Items.RemoveAt(0);
}
}
ToolStripLabel statusText = new ToolStripLabel();
statusText.AutoSize = true;
statusText.TextAlign = ContentAlignment.MiddleCenter;
statusText.Padding = new Padding(10, 10, 10, 10);
statusText.Name = "FileName";
// statusText.Text = "Image File name";
// statusText.Font = new Font("Arial", 10);
transmitToolStrip.Items.Add(statusText);
return;
}
//public class SerialData
//{
public SerialPacket()
{
/* Receive State Variables */
receive_state = PROC_STATE_AWAITING_START_BYTE;
receive_next_char_is_escaped = false;
/* Function Pointers */
Transmit = null;
TransmitPacketComplete = null;
ReceivePacketComplete = null;
ReceiveDataError = null;
/* Transmit State Variables */
transmit_state = PROC_STATE_TRANSMIT_COMPLETE;
transmit_address = 0;
transmit_length = 0;
transmit_checksum = 0;
transmit_data_index = 0;
}
