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one less copy and allocation

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Israel Lot
2018-04-19 19:38:03 -03:00
parent b9f0ee2317
commit 942bf70582
2 changed files with 15 additions and 10 deletions
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Frameworks/MQTTnet.NetStandard/Serializer/MqttPacketSerializer.cs
+3 -4
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@@ -24,19 +24,18 @@ namespace MQTTnet.Serializer
{
// Leave enough head space for max header size (fixed + 4 variable remaining length)
stream.Position = 5;
var fixedHeader = SerializePacket(packet, writer);
var remainingLength = MqttPacketWriter.EncodeRemainingLength((int)stream.Length - 5);
stream.Position = 1;
var remainingLength = MqttPacketWriter.EncodeRemainingLength((int)stream.Length - 5, stream);
var headerSize = remainingLength.Length + 1;
var headerSize = remainingLength + 1;
var headerOffset = 5 - headerSize;
// Position cursor on correct offset on beginining of array (has leading 0x0)
stream.Position = headerOffset;
writer.Write(fixedHeader);
writer.Write(remainingLength, 0, remainingLength.Length);
#if NET461 || NET452 || NETSTANDARD2_0
var buffer = stream.GetBuffer();