public static byte BuildFixedHeader(MqttControlPacketType packetType, byte flags = 0)
{
var fixedHeader = (int)packetType << 4;
fixedHeader |= flags;
return((byte)fixedHeader);
}
public static byte[] AddMqttHeader(this MqttBufferWriter writer, MqttControlPacketType header, byte[] body)
{
writer.WriteByte(MqttBufferWriter.BuildFixedHeader(header));
writer.WriteVariableByteInteger((uint)body.Length);
writer.WriteBinary(body, 0, body.Length);
return(writer.GetBuffer());
}
public void InjectFixedHeader(MqttControlPacketType packetType, byte flags = 0)
{
var fixedHeader = (byte)((byte)packetType << 4);
fixedHeader |= flags;
InjectFixedHeader(fixedHeader);
}
private Task SerializeEmptyPacketAsync(MqttControlPacketType type, IMqttCommunicationChannel destination)
{
using (var output = new MqttPacketWriter())
{
output.InjectFixedHeader(type);
return(output.WriteToAsync(destination));
}
}
static byte EncodeEmptyPacket(MqttControlPacketType type)
{
return(MqttPacketWriter.BuildFixedHeader(type));
}
private static byte SerializeEmptyPacket(MqttControlPacketType type)
{
return(MqttPacketWriter.BuildFixedHeader(type));
}