internal Task <SocketReceiveMessageFromResult> ReceiveMessageFromAsync(ArraySegment <byte> buffer, SocketFlags socketFlags, EndPoint remoteEndPoint)
{
var tcs = new StateTaskCompletionSource <SocketFlags, EndPoint, SocketReceiveMessageFromResult>(this)
{
_field1 = socketFlags, _field2 = remoteEndPoint
};
BeginReceiveMessageFrom(buffer.Array, buffer.Offset, buffer.Count, socketFlags, ref tcs._field2, iar =>
{
var innerTcs = (StateTaskCompletionSource <SocketFlags, EndPoint, SocketReceiveMessageFromResult>)iar.AsyncState;
try
{
IPPacketInformation ipPacketInformation;
int receivedBytes = ((Socket)innerTcs.Task.AsyncState).EndReceiveMessageFrom(iar, ref innerTcs._field1, ref innerTcs._field2, out ipPacketInformation);
innerTcs.TrySetResult(new SocketReceiveMessageFromResult
{
ReceivedBytes = receivedBytes,
RemoteEndPoint = innerTcs._field2,
SocketFlags = innerTcs._field1,
PacketInformation = ipPacketInformation
});
}
catch (Exception e) { innerTcs.TrySetException(e); }
}, tcs);
return(tcs.Task);
}
public static Task <SocketReceiveFromResult> ReceiveFromAsync(
this Socket socket,
ArraySegment <byte> buffer,
SocketFlags socketFlags,
EndPoint remoteEndPoint)
{
var tcs = new StateTaskCompletionSource <EndPoint, SocketReceiveFromResult>(socket)
{
_field1 = remoteEndPoint
};
socket.BeginReceiveFrom(buffer.Array, buffer.Offset, buffer.Count, socketFlags, ref tcs._field1, iar =>
{
var innerTcs = (StateTaskCompletionSource <EndPoint, SocketReceiveFromResult>)iar.AsyncState;
try
{
int receivedBytes = ((Socket)innerTcs.Task.AsyncState).EndReceiveFrom(iar, ref innerTcs._field1);
innerTcs.TrySetResult(new SocketReceiveFromResult
{
ReceivedBytes = receivedBytes,
RemoteEndPoint = innerTcs._field1
});
}
catch (Exception e) { innerTcs.TrySetException(e); }
}, tcs);
return(tcs.Task);
}
