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update udp sockets

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This commit is contained in:
Luke Pulverenti
2016-11-14 14:48:01 -05:00
parent 75ae9f2dc1
commit 44336488f3
5 changed files with 42 additions and 37 deletions
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17
RSSDP/SsdpCommunicationsServer.cs
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@@ -170,12 +170,11 @@ namespace Rssdp.Infrastructure
/// <summary>
/// Sends a message to the SSDP multicast address and port.
/// </summary>
/// <param name="messageData">A byte array containing the data to send.</param>
/// <exception cref="System.ArgumentNullException">Thrown if the <paramref name="messageData"/> argument is null.</exception>
/// <exception cref="System.ObjectDisposedException">Thrown if the <see cref="DisposableManagedObjectBase.IsDisposed"/> property is true (because <seealso cref="DisposableManagedObjectBase.Dispose()" /> has been called previously).</exception>
public async Task SendMulticastMessage(byte[] messageData)
public async Task SendMulticastMessage(string message)
{
if (messageData == null) throw new ArgumentNullException("messageData");
if (message == null) throw new ArgumentNullException("messageData");
byte[] messageData = Encoding.UTF8.GetBytes(message);
ThrowIfDisposed();
@@ -294,21 +293,19 @@ namespace Rssdp.Infrastructure
// Tasks are captured to local variables even if we don't use them just to avoid compiler warnings.
var t = Task.Run(async () =>
{
var cancelled = false;
while (!cancelled)
{
try
{
var result = await socket.ReceiveAsync();
var result = await socket.ReceiveAsync().ConfigureAwait(false);
if (result.ReceivedBytes > 0)
{
// Strange cannot convert compiler error here if I don't explicitly
// assign or cast to Action first. Assignment is easier to read,
// so went with that.
Action processWork = () => ProcessMessage(System.Text.UTF8Encoding.UTF8.GetString(result.Buffer, 0, result.ReceivedBytes), result.RemoteEndPoint);
var processTask = Task.Run(processWork);
ProcessMessage(System.Text.UTF8Encoding.UTF8.GetString(result.Buffer, 0, result.ReceivedBytes), result.RemoteEndPoint);
}
}
catch (ObjectDisposedException)
@@ -330,7 +327,9 @@ namespace Rssdp.Infrastructure
lock (_SendSocketSynchroniser)
{
if (_SendSocket == null)
{
_SendSocket = CreateSocketAndListenForResponsesAsync();
}
}
}
}