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Refactor subscribe and unsubscribe to support MQTTv5.

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This commit is contained in:
Christian Kratky
2019-01-21 21:38:39 +01:00
parent 0d6e244f84
commit ebf0e91ab8
39 changed files with 1183 additions and 476 deletions
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Source/MQTTnet/Adapter/MqttChannelAdapter.cs
+16 -3
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@@ -174,12 +174,18 @@ namespace MQTTnet.Adapter
private async Task<ReceivedMqttPacket> ReceiveAsync(CancellationToken cancellationToken)
{
var fixedHeader = await _packetReader.ReadFixedHeaderAsync(_fixedHeaderBuffer, cancellationToken).ConfigureAwait(false);
var readFixedHeaderResult = await _packetReader.ReadFixedHeaderAsync(_fixedHeaderBuffer, cancellationToken).ConfigureAwait(false);
try
{
if (readFixedHeaderResult.ConnectionClosed)
{
return null;
}
ReadingPacketStarted?.Invoke(this, EventArgs.Empty);
var fixedHeader = readFixedHeaderResult.FixedHeader;
if (fixedHeader.RemainingLength == 0)
{
return new ReceivedMqttPacket(fixedHeader.Flags, null, 2);
@@ -205,9 +211,16 @@ namespace MQTTnet.Adapter
var readBytes = _channel.ReadAsync(body, bodyOffset, chunkSize, cancellationToken).ConfigureAwait(false).GetAwaiter().GetResult();
#endif
cancellationToken.ThrowIfCancellationRequested();
ExceptionHelper.ThrowIfGracefulSocketClose(readBytes);
if (cancellationToken.IsCancellationRequested)
{
return null;
}
if (readBytes == 0)
{
return null;
}
bodyOffset += readBytes;
} while (bodyOffset < body.Length);