MqttBufferReader ReaderFactory(byte[] data)
{
var reader = new MqttBufferReader();
reader.SetBuffer(data, 0, data.Length);
return(reader);
}
public void Encode_Four_Byte_Integer()
{
var writer = new MqttBufferWriter(4, 4);
for (uint value = 0; value < 268435455; value++)
{
writer.WriteVariableByteInteger(value);
var buffer = writer.GetBuffer();
var reader = new MqttBufferReader();
reader.SetBuffer(buffer, 0, writer.Length);
var checkValue = reader.ReadVariableByteInteger();
Assert.AreEqual(value, checkValue);
writer.Reset(0);
}
}
public void Write_And_Read_Multiple_Times()
{
var writer = new MqttBufferWriter(4096, 65535);
writer.WriteString("A relative short string.");
writer.WriteBinaryData(new byte[1234]);
writer.WriteByte(0x01);
writer.WriteByte(0x02);
writer.WriteVariableByteInteger(5647382);
writer.WriteString("A relative short string.");
writer.WriteVariableByteInteger(8574489);
writer.WriteBinaryData(new byte[48]);
writer.WriteByte(2);
writer.WriteByte(0x02);
writer.WriteString("fjgffiogfhgfhoihgoireghreghreguhreguireoghreouighreouighreughreguiorehreuiohruiorehreuioghreug");
writer.WriteBinaryData(new byte[3]);
var readPayload = new ArraySegment <byte>(writer.GetBuffer(), 0, writer.Length).ToArray();
var reader = new MqttBufferReader();
reader.SetBuffer(readPayload, 0, readPayload.Length);
for (var i = 0; i < 100000; i++)
{
reader.Seek(0);
reader.ReadString();
reader.ReadBinaryData();
reader.ReadByte();
reader.ReadByte();
reader.ReadVariableByteInteger();
reader.ReadString();
reader.ReadVariableByteInteger();
reader.ReadBinaryData();
reader.ReadByte();
reader.ReadByte();
reader.ReadString();
reader.ReadBinaryData();
}
}
public void Use_All_Data_Types()
{
var writer = new MqttBufferWriter(4096, 65535);
writer.WriteString("AString");
writer.WriteByte(0x1);
writer.WriteByte(0x0);
writer.WriteByte(0x1);
writer.WriteVariableByteInteger(1234U);
writer.WriteVariableByteInteger(9876U);
var buffer = writer.GetBuffer();
var reader = new MqttBufferReader();
reader.SetBuffer(buffer, 0, writer.Length);
Assert.AreEqual("AString", reader.ReadString());
Assert.IsTrue(reader.ReadByte() == 1);
Assert.IsTrue(reader.ReadByte() == 0);
Assert.IsTrue(reader.ReadByte() == 1);
Assert.AreEqual(1234U, reader.ReadVariableByteInteger());
Assert.AreEqual(9876U, reader.ReadVariableByteInteger());
}
public void Read_100_000_Messages()
{
var reader = new MqttBufferReader();
reader.SetBuffer(_readPayload, 0, _readPayload.Length);
for (var i = 0; i < 100000; i++)
{
reader.Seek(0);
reader.ReadString();
reader.ReadBinaryData();
reader.ReadByte();
reader.ReadByte();
reader.ReadVariableByteInteger();
reader.ReadString();
reader.ReadVariableByteInteger();
reader.ReadBinaryData();
reader.ReadByte();
reader.ReadByte();
reader.ReadString();
reader.ReadBinaryData();
}
}
MqttPacket DecodeAuthPacket(ArraySegment <byte> body)
{
ThrowIfBodyIsEmpty(body);
_bufferReader.SetBuffer(body.Array, body.Offset, body.Count);
var packet = new MqttAuthPacket();
if (_bufferReader.EndOfStream)
{
packet.ReasonCode = MqttAuthenticateReasonCode.Success;
return(packet);
}
packet.ReasonCode = (MqttAuthenticateReasonCode)_bufferReader.ReadByte();
var propertiesReader = new MqttV5PropertiesReader(_bufferReader);
while (propertiesReader.MoveNext())
{
if (propertiesReader.CurrentPropertyId == MqttPropertyId.AuthenticationMethod)
{
packet.AuthenticationMethod = propertiesReader.ReadAuthenticationMethod();
}
else if (propertiesReader.CurrentPropertyId == MqttPropertyId.AuthenticationData)
{
packet.AuthenticationData = propertiesReader.ReadAuthenticationData();
}
else if (propertiesReader.CurrentPropertyId == MqttPropertyId.ReasonString)
{
packet.ReasonString = propertiesReader.ReadReasonString();
}
else
{
propertiesReader.ThrowInvalidPropertyIdException(typeof(MqttAuthPacket));
}
}
packet.UserProperties = propertiesReader.CollectedUserProperties;
return(packet);
}
MqttPacket DecodeConnAckPacket(ArraySegment <byte> body)
{
ThrowIfBodyIsEmpty(body);
_bufferReader.SetBuffer(body.Array, body.Offset, body.Count);
var packet = new MqttConnAckPacket();
_bufferReader.ReadByte(); // Reserved.
packet.ReturnCode = (MqttConnectReturnCode)_bufferReader.ReadByte();
return(packet);
}