public void GetFully1()
{
buf = new FlexBuffer(new byte[] { 1, 2, 3, 4, 5, 6 });
byte[] b = new byte[3];
buf.GetFully(b);
Assert.AreEqual(( byte )1, b[0]);
Assert.AreEqual(( byte )2, b[1]);
Assert.AreEqual(( byte )3, b[2]);
buf.GetFully(b);
Assert.AreEqual(( byte )4, b[0]);
Assert.AreEqual(( byte )5, b[1]);
Assert.AreEqual(( byte )6, b[2]);
CheckBuf(6, 6, 0);
}
public void GetShort1()
{
buf = new FlexBuffer(new byte[] { 2, 1, unchecked (( byte )-2), unchecked (( byte )-1) });
if (FlexBuffer.littleEndian)
{
Assert.AreEqual(( short )0x0102, buf.GetShort());
Assert.AreEqual(unchecked (( short )0xfffe), buf.GetShort());
}
else
{
Assert.AreEqual(( short )0x0201, buf.GetShort());
Assert.AreEqual(unchecked (( short )0xfeff), buf.GetShort());
}
CheckBuf(4, 4, 0);
}
public void GetInt1()
{
buf = new FlexBuffer(new byte[] { 4, 3, 2, 1, unchecked (( byte )-4), unchecked (( byte )-3),
unchecked (( byte )-2), unchecked (( byte )-1) });
if (FlexBuffer.littleEndian)
{
Assert.AreEqual(0x01020304, buf.GetInt());
Assert.AreEqual(unchecked (( int )0xfffefdfc), buf.GetInt());
}
else
{
Assert.AreEqual(0x04030201, buf.GetInt());
Assert.AreEqual(unchecked (( int )0xfcfdfeff), buf.GetInt());
}
CheckBuf(8, 8, 0);
}
protected override void ReadSocket()
{
Stream ns = checkStream();
FlexBuffer buf = new FlexBuffer(new byte[8192]);
try
{
while (IsStarted())
{
int n = ns.Read(buf.GetBuf(), 0, buf.Length());
if (n <= 0)
{
break;
}
buf.SetLength(n);
buf.SetIndex(0);
FireData(buf);
}
}
catch (Exception e)
{
if (e.Message == null)
{
throw;
}
if (e.Message.Contains("connection was aborted"))
{
return;
}
if (e.Message.Contains("blocking operation"))
{
return;
}
if (e.Message.Contains("socket closed"))
{
return;
}
if (e.Message.Contains("read operation failed"))
{
return;
}
throw;
}
}
public void GetLong1()
{
buf = new FlexBuffer(new byte[] { 8, 7, 6, 5, 4, 3, 2, 1, unchecked (( byte )-8), unchecked (( byte )-7),
unchecked (( byte )-6), unchecked (( byte )-5), unchecked (( byte )-4), unchecked (( byte )-3),
unchecked (( byte )-2), unchecked (( byte )-1) });
if (FlexBuffer.littleEndian)
{
Assert.AreEqual(0x0102030405060708L, buf.GetLong());
Assert.AreEqual(unchecked (( long )0xfffefdfcfbfaf9f8L), buf.GetLong());
}
else
{
Assert.AreEqual(0x0807060504030201L, buf.GetLong());
Assert.AreEqual(unchecked (( long )0xf8f9fafbfcfdfeffL), buf.GetLong());
}
CheckBuf(16, 16, 0);
}
protected override void ReadSocket()
{
try
{
while (IsStarted())
{
IPEndPoint senderEndPoint = remoteIpEndPoint;
byte[] receiveBytes = null;
if (readQueue != null)
{
UdpPacket packet = readQueue.Take();
senderEndPoint = packet.IPEndPoint;
receiveBytes = packet.Bytes;
}
else
{
receiveBytes = udpClient.Receive(ref senderEndPoint);
}
WhoSender sender = new WhoSender(senderEndPoint);
FlexBuffer receiveBuf = new FlexBuffer(receiveBytes);
session.SessionPacket(sender, receiveBuf);
}
}
catch (ArgumentNullException)
{
// ignore
}
catch (SocketException ex)
{
if (ex.SocketErrorCode != SocketError.Interrupted)
{
throw ex;
}
}
}
private int ProcessHeader(FlexBuffer buf, bool reset)
{
int sig = buf.GetInt();
if (sig != SIG)
{
throw new Exception("bad SIG");
}
int pktSize = buf.GetInt();
if (reset)
{
buf.Reset();
}
if (pktSize < 0 || (maxPktSize > 0 && pktSize > maxPktSize))
{
throw new Exception("pktSize < 0 || (maxPktSize > 0 && pktSize > maxPktSize)");
}
return(pktSize);
}
public void Skip4()
{
buf = new FlexBuffer(new byte[] { 1, 2 });
buf.Skip(2, false);
CheckBuf(2, 2, 0);
}
public void Initial4()
{
buf = new FlexBuffer(new byte[5], 1, 3);
CheckBuf(4, 1, 3);
}
public void Initial3()
{
buf = new FlexBuffer(new byte[5], 2);
CheckBuf(2, 0, 2);
}
public void Initial2()
{
buf = new FlexBuffer(new byte[5]);
CheckBuf(5, 0, 5);
}
public void Initial1()
{
buf = new FlexBuffer();
CheckBuf(0, 0, 0);
}
public void TransportData(Who recipient, FlexBuffer buf)
{
Send(buf.GetBuf(), buf.Index(), buf.Avail());
}
public void Skip3()
{
buf = new FlexBuffer(new byte[] { });
buf.Skip(0, false);
CheckBuf(0, 0, 0);
}
public void Skip2()
{
buf = new FlexBuffer(new byte[] { 1, 2 });
buf.Skip(3, false);
}
public void Skip1()
{
buf = new FlexBuffer(new byte[] { });
buf.Skip(-1, false);
}
public void GetFully2()
{
buf = new FlexBuffer(new byte[] { 1, 2 });
byte[] b = new byte[3];
buf.GetFully(b);
}
protected override void ReadSocket()
{
//set the language to English in order to make sure the following
//string comparisons work also with an installed .Net Framework Language Pack
//save users current CI
CultureInfo userCI = Thread.CurrentThread.CurrentCulture;
//set CI to English
Thread.CurrentThread.CurrentCulture = CultureInfo.CreateSpecificCulture("en-US");
Thread.CurrentThread.CurrentUICulture = Thread.CurrentThread.CurrentCulture;
Stream ns = checkStream();
FlexBuffer buf = new FlexBuffer(new byte[8192]);
try
{
while (IsStarted())
{
int n = ns.Read(buf.GetBuf(), 0, buf.Length());
if (n <= 0)
{
break;
}
buf.SetLength(n);
buf.SetIndex(0);
FireData(buf);
}
}
catch (Exception e)
{
string errorMessage = e.Message;
if (errorMessage == null)
{
throw;
}
if (errorMessage.Contains("connection was aborted"))
{
return;
}
if (errorMessage.Contains("blocking operation"))
{
return;
}
if (errorMessage.Contains("socket closed"))
{
return;
}
if (errorMessage.Contains("read operation failed"))
{
return;
}
throw;
}
finally
{
//set CI back to the users CI
Thread.CurrentThread.CurrentCulture = userCI;
Thread.CurrentThread.CurrentUICulture = Thread.CurrentThread.CurrentCulture;
}
}
private void FireData(FlexBuffer buf)
{
session.SessionData(null, buf);
}
public void Skip6()
{
buf = new FlexBuffer(new byte[] { 1, 2 });
buf.Skip(1, true);
CheckBuf(2, 1, 1);
}
public void Skip7()
{
buf = new FlexBuffer(new byte[] { 1, 2 });
buf.Skip(5, true);
CheckBuf(5, 5, 0);
}
public void SessionData(Who sender, FlexBuffer buf)
{
while (buf.Avail() > 0)
{
if (wantHeader)
{
// do we have enough to make a header
if ((savedBuf.Length() + buf.Avail()) >= HEADER_SIZE)
{
int pktSize;
if (savedBuf.Length() == 0)
{
// savedBuf is empty, entire header in buf.
pktSize = ProcessHeader(buf, false);
}
else // header split across savedBuf and buf
{
// move just enough data from buf to savedBuf to have a header.
int needFromBuf = HEADER_SIZE - savedBuf.Length();
savedBuf.Put(buf, needFromBuf);
savedBuf.SetIndex(0);
pktSize = ProcessHeader(savedBuf, true);
}
if (pktSize == 0)
{
continue;
}
bodyLen = pktSize;
wantHeader = false;
}
else // want header but not enough space to make it
{
// save buf in savedBuf.
savedBuf.SetIndex(savedBuf.Length());
savedBuf.Put(buf);
}
}
else if ((savedBuf.Length() + buf.Avail()) >= bodyLen)
{
// want body, and there's enough to make it.
// three possible cases: the body is entirely in savedBuf,
// the body is split, or the body is entirely in buf. assert
// that the body cannot entirely be in savedBuf, or else
// we'd have processed it last time.
Debug.Assert(savedBuf.Length() < bodyLen);
if (savedBuf.Length() == 0)
{
// savedBuf is empty, entire body in buf.
int length = buf.Length();
int index = buf.Index();
buf.SetLength(index + bodyLen);
// handler.Packet(sender, buf);
session.SessionPacket(sender, buf);
buf.SetLength(length);
buf.SetIndex(index + bodyLen);
wantHeader = true;
}
else // body split across savedBuf and buf
{
// move just enough data from buf to savedBuf to have a body.
int needFromBuf = bodyLen - savedBuf.Length();
savedBuf.Put(buf, needFromBuf);
savedBuf.SetIndex(0);
// handler.Packet(sender, savedBuf);
session.SessionPacket(sender, savedBuf);
savedBuf.Reset();
wantHeader = true;
}
}
else // want body, but there's not enough to make it.
{
// save buf in savedBuf.
savedBuf.Put(buf);
}
}
// buf is now empty, and there's nothing else to do.
Debug.Assert(buf.Avail() == 0);
}
