public void partial_header()
{
var args = new SocketBufferFake();
var body = "Hello world";
var type = body.GetType().AssemblyQualifiedName;
var serializer = new StringSerializer();
object actual = null;
BitConverter2.GetBytes(MicroMessageEncoder.FixedHeaderLength + type.Length, args.Buffer, 0);
args.Buffer[2] = MicroMessageDecoder.Version;
BitConverter2.GetBytes(body.Length, args.Buffer, 3);
args.Buffer[7] = (byte)(sbyte)type.Length;
Encoding.ASCII.GetBytes(type, 0, type.Length, args.Buffer, HeaderLengthSize + MicroMessageEncoder.FixedHeaderLength);
Encoding.ASCII.GetBytes(body, 0, body.Length, args.Buffer, HeaderLengthSize + type.Length + MicroMessageEncoder.FixedHeaderLength);
var sut = new MicroMessageDecoder(serializer);
sut.MessageReceived = o => actual = o;
args.BytesTransferred = MicroMessageDecoder.FixedHeaderLength - 1;
sut.ProcessReadBytes(args);
args.Offset += args.BytesTransferred;
args.BytesTransferred = body.Length + type.Length + 1 + HeaderLengthSize;
sut.ProcessReadBytes(args);
actual.Should().NotBeNull();
actual.Should().Be("Hello world");
}
public void Receive_one_message()
{
var slice1 = new BufferSlice(new byte[65535], 0, 65535);
var encoder1 = new StringEncoder();
var decoder1 = new StringDecoder();
var expected = "Hello".PadRight(5000);
var outBuffer = new byte[expected.Length + 4];
BitConverter2.GetBytes(expected.Length, outBuffer, 0);
Encoding.UTF8.GetBytes(expected, 0, expected.Length, outBuffer, 4);
object actual = null;
var evt = new ManualResetEvent(false);
var stream = new SslStream(new NetworkStream(_helper.Server));
stream.BeginAuthenticateAsServer(_certificate, OnAuthenticated, stream);
var sut1 = CreateClientChannel(slice1, encoder1, decoder1);
sut1.MessageReceived = (channel, message) =>
{
actual = message;
evt.Set();
};
sut1.Assign(_helper.Client);
evt.WaitOne(500); // wait on authentication
evt.Reset();
stream.Write(outBuffer);
evt.WaitOne(500).Should().BeTrue();
actual.Should().Be(expected);
}
/// <summary>
/// Prepare the encoder so that the specified object can be encoded next.
/// </summary>
/// <param name="message">Message to send</param>
/// <remarks>
/// Can be used to prepare the next message. for instance serialize it etc.
/// </remarks>
/// <exception cref="NotSupportedException">Message is of a type that the encoder cannot handle.</exception>
public void Prepare(object message)
{
var len = Encoding.UTF8.GetByteCount(message.ToString());
BitConverter2.GetBytes(len, _buffer, 0);
Encoding.UTF8.GetBytes(message.ToString(), 0, message.ToString().Length, _buffer, 4);
_bytesLeft = len + 4;
}
private int CreateHeader()
{
string contentType;
if (_message is Stream)
{
_bodyStream = (Stream)_message;
contentType = "stream";
}
else if (_message is byte[])
{
var buffer = (byte[])_message;
_bodyStream = new MemoryStream(buffer);
_bodyStream.SetLength(buffer.Length);
contentType = "byte[]";
}
else
{
_bodyStream = _internalStream;
_serializer.Serialize(_message, _bodyStream, out contentType);
if (contentType == null)
{
contentType = _message.GetType().AssemblyQualifiedName;
}
if (contentType.Length > byte.MaxValue)
{
throw new InvalidOperationException(
"The AssemblyQualifiedName (type name) may not be larger than 255 characters. Your type: " +
_message.GetType().AssemblyQualifiedName);
}
}
var sliceOffset = _bufferSlice.Offset;
var sliceBuffer = _bufferSlice.Buffer;
_bodyStream.Position = 0;
_headerSize = FixedHeaderLength + contentType.Length;
BitConverter2.GetBytes((ushort)_headerSize, sliceBuffer, sliceOffset);
_bufferSlice.Buffer[sliceOffset + 2] = Version;
BitConverter2.GetBytes((int)_bodyStream.Length, sliceBuffer, sliceOffset + 2 + 1);
BitConverter2.GetBytes((byte)contentType.Length, sliceBuffer, sliceOffset + 2 + 1 + 4);
Encoding.UTF8.GetBytes(contentType, 0, contentType.Length, sliceBuffer, sliceOffset + 2 + 1 + 4 + 1);
// the header length field is not included in _headerSize as it's a header prefix.
// hence the +2
return(_headerSize + 2);
}
public void Prepare(object message)
{
// Clear the memory stream
_memoryStream.SetLength(0);
// start at position 4 so that we can insert the length header.
_memoryStream.Position = 4;
var writer = new StreamWriter(_memoryStream);
_serializer.Serialize(writer, message, typeof(object));
writer.Flush();
// insert length header.
// BitConverter2 exists in a library and uses an existing buffer instead of allocating a new one.
BitConverter2.GetBytes((int)_memoryStream.Length - 4, _memoryStream.GetBuffer(), 0);
// and save how much we should send
_bytesLeft = (int)_memoryStream.Length;
_offset = 0;
}
public void complete_header_then_half_typename_then_full_message()
{
var args = new SocketBufferFake();
var body = "Hello world";
var type = body.GetType().AssemblyQualifiedName;
var serializer = new StringSerializer();
object actual = null;
BitConverter2.GetBytes(MicroMessageEncoder.FixedHeaderLength + type.Length, args.Buffer, 0); //header length
args.Buffer[2] = MicroMessageDecoder.Version;
BitConverter2.GetBytes(body.Length, args.Buffer, 3); //content lkength
args.Buffer[7] = (byte)(sbyte)type.Length; // type len
Encoding.ASCII.GetBytes(type, 0, type.Length, args.Buffer, HeaderLengthSize + MicroMessageEncoder.FixedHeaderLength); // type name
Encoding.ASCII.GetBytes(body, 0, body.Length, args.Buffer, HeaderLengthSize + type.Length + MicroMessageEncoder.FixedHeaderLength); //body
var sut = new MicroMessageDecoder(serializer);
sut.MessageReceived = o => actual = o;
args.BytesTransferred = sizeof(short) + MicroMessageDecoder.FixedHeaderLength;
sut.ProcessReadBytes(args);
args.Offset += args.BytesTransferred;
args.BytesTransferred = type.Length - 31;
sut.ProcessReadBytes(args);
args.Offset += args.BytesTransferred;
args.BytesTransferred = 31;
sut.ProcessReadBytes(args);
args.Offset += args.BytesTransferred;
args.BytesTransferred = body.Length;
sut.ProcessReadBytes(args);
actual.Should().NotBeNull();
actual.Should().Be("Hello world");
}
byte[] getBytes(int x)
{
return(BitConverter2.getBytes(x));
}
public static int ToIPv4Address(this IPAddress address, bool isBigEndian = true)
{
return(BitConverter2.MergeByte4(address.GetAddressBytes(), isBigEndian));
}
public static IPAddress ToIPv4Address(this int address, bool isBigEndian = true)
{
return(new IPAddress(BitConverter2.SplitByte4(address, isBigEndian)));
}