public void Serialization()
{
var dict = new Dictionary <Type, ushort> {
{ typeof(string), 0 }, { typeof(int), 1 }
};
TypeMap map = new TypeMap(dict);
byte[] buffer = new byte[20480];
var writer = new BufferValueWriter(buffer);
map.Serialize(null, writer);
writer.Flush();
var reader = new BufferValueReader(buffer);
map = new TypeMap();
map.Deserialize(null, reader);
Type type;
Assert.IsTrue(map.TryGetType(0, out type));
Assert.AreEqual(typeof(string), type);
Assert.IsTrue(map.TryGetType(1, out type));
Assert.AreEqual(typeof(int), type);
ushort id;
Assert.IsFalse(map.GetTypeId(typeof(string), out id));
Assert.AreEqual(0, id);
Assert.IsFalse(map.GetTypeId(typeof(int), out id));
Assert.AreEqual(1, id);
}
public void ISerializable()
{
byte[] buffer = new byte[20480];
var writer = new BufferValueWriter(buffer);
SerializableTester tester = new SerializableTester
{
Name = "MONKEY!",
Numbers = new[] { 1, 2, 4, 8, 16, 32 }
};
var test = new AsyncTest();
tester.SerializeCalled += test.PassHandler;
writer.Write(context, tester);
writer.Flush();
var reader = new BufferValueReader(buffer);
var serialized = SerializerExtensions.Read <SerializableTester> (reader, context);
Assert.IsNotNull(serialized);
Assert.AreEqual(tester.Name, serialized.Name);
Assert.IsTrue(tester.Numbers.SequenceEqual(serialized.Numbers), "Numbers does not match");
test.Assert(1000);
}
public void Serialize()
{
var crypto = new RSACryptoServiceProvider();
var p = new RSAAsymmetricKey(crypto.ExportCspBlob(true));
byte[] buffer = new byte[20480];
var writer = new BufferValueWriter(buffer);
p.Serialize(null, writer);
int len = writer.Length;
writer.Flush();
var reader = new BufferValueReader(buffer);
var key = new RSAAsymmetricKey(null, reader);
Assert.AreEqual(len, reader.Position);
Assert.IsNull(key.D);
Assert.IsNull(key.DP);
Assert.IsNull(key.DQ);
AssertArrayMatches(p.Exponent, key.Exponent);
Assert.IsNull(key.InverseQ);
AssertArrayMatches(p.Modulus, key.Modulus);
Assert.IsNull(key.P);
Assert.IsNull(key.Q);
Assert.IsNotNull(key.PublicSignature);
}
public void Serialize()
{
var person = new Person("first");
var person2 = new Person("second");
list.Add(person);
server.DequeueAndAssertMessage <BuddyListMessage>();
list.Add(person2);
server.DequeueAndAssertMessage <BuddyListMessage>();
var writer = new BufferValueWriter(new byte[1024]);
list.Serialize(clientContext, writer);
server.AssertNoMessage();
var reader = new BufferValueReader(writer.Buffer);
list.Deserialize(clientContext, reader);
Assert.AreEqual(writer.Length, reader.Position);
server.AssertNoMessage();
CollectionAssert.Contains(list, person);
CollectionAssert.Contains(list, person2);
}
internal void DecryptMessage(MessageHeader header, ref BufferValueReader r)
{
int c = 0;
#if TRACE
c = GetNextCallId();
#endif
//Trace.WriteLineIf (NTrace.TraceVerbose, "Entering", String.Format ("{0}:{2} {1}:DecryptMessage({3},{4})", this.typeName, c, connectionId, header.IV.Length, r.Position));
int payloadLength = r.ReadInt32();
AesManaged am = AES;
if (am == null)
{
return;
}
ICryptoTransform decryptor;
lock (am)
{
am.IV = header.IV;
decryptor = am.CreateDecryptor();
}
byte[] message = decryptor.TransformFinalBlock(r.Buffer, r.Position, payloadLength);
r.Position += payloadLength; // Advance original reader position
r = new BufferValueReader(message);
//Trace.WriteLineIf (NTrace.TraceVerbose, "Exiting", String.Format ("{0}:{2} {1}:DecryptMessage({3},{4},{5})", this.typeName, c, connectionId, header.IV.Length, r.Position, message.Length));
}
public List <Message> BufferMessages(byte[] buffer)
{
int offset = 0;
int moffset = 0;
int remaining = buffer.Length;
MessageHeader header = null;
var reader = new BufferValueReader(buffer);
return(BufferMessages(ref buffer, ref offset, ref moffset, ref remaining, ref header, ref reader));
}
public void Enum()
{
byte[] buffer = new byte[1024];
var writer = new BufferValueWriter (buffer);
writer.Write (context, TestEnum.High);
int len = writer.Length;
writer.Flush();
var reader = new BufferValueReader (buffer);
Assert.AreEqual (TestEnum.High, reader.Read<TestEnum> (context));
Assert.AreEqual (len, reader.Position);
}
public void ReadWriteLongSet()
{
var writer = new BufferValueWriter (new byte[1]);
for (int i = 0; i < 20480; ++i)
writer.WriteInt32(i);
writer.Flush();
var reader = new BufferValueReader (writer.Buffer);
for (int i = 0; i < 20480; ++i)
Assert.AreEqual(i, reader.ReadInt32());
}
public void ReadWriteUniversalDate()
{
byte[] buffer = new byte[20480];
var writer = new BufferValueWriter(buffer);
DateTime d = DateTime.Now;
writer.WriteUniversalDate(d);
writer.Flush();
var reader = new BufferValueReader(buffer);
Assert.AreEqual(d.ToUniversalTime(), reader.ReadUniversalDate());
}
public void ReadWriteUniversalDate()
{
byte[] buffer = new byte[20480];
var writer = new BufferValueWriter (buffer);
DateTime d = DateTime.Now;
writer.WriteUniversalDate (d);
writer.Flush();
var reader = new BufferValueReader (buffer);
Assert.AreEqual (d.ToUniversalTime(), reader.ReadUniversalDate());
}
public void ReadWrite7BitInt()
{
var writer = new BufferValueWriter (new byte[20480]);
writer.Write7BitEncodedInt (Int32.MinValue);
writer.Write7BitEncodedInt (0);
writer.Write7BitEncodedInt (Int32.MaxValue);
writer.Flush();
var reader = new BufferValueReader (writer.Buffer);
Assert.AreEqual (Int32.MinValue, reader.Read7BitEncodedInt());
Assert.AreEqual (0, reader.Read7BitEncodedInt());
Assert.AreEqual (Int32.MaxValue, reader.Read7BitEncodedInt());
}
public void Enum()
{
byte[] buffer = new byte[1024];
var writer = new BufferValueWriter(buffer);
writer.Write(context, TestEnum.High);
int len = writer.Length;
writer.Flush();
var reader = new BufferValueReader(buffer);
Assert.AreEqual(TestEnum.High, reader.Read <TestEnum> (context));
Assert.AreEqual(len, reader.Position);
}
public void ReadWrite7BitInt()
{
var writer = new BufferValueWriter(new byte[20480]);
writer.Write7BitEncodedInt(Int32.MinValue);
writer.Write7BitEncodedInt(0);
writer.Write7BitEncodedInt(Int32.MaxValue);
writer.Flush();
var reader = new BufferValueReader(writer.Buffer);
Assert.AreEqual(Int32.MinValue, reader.Read7BitEncodedInt());
Assert.AreEqual(0, reader.Read7BitEncodedInt());
Assert.AreEqual(Int32.MaxValue, reader.Read7BitEncodedInt());
}
public void Serializer()
{
byte[] buffer = new byte[1024];
var writer = new BufferValueWriter(buffer);
var c = SerializationContextTests.GetContext(MockProtocol.Instance);
var p = new Protocol(42, 248);
p.Serialize(c, writer);
writer.Flush();
var reader = new BufferValueReader(buffer);
var p2 = new Protocol(c, reader);
Assert.AreEqual(p.id, p2.id);
Assert.AreEqual(p.Version, p2.Version);
}
public void ReadWriteLongSet()
{
var writer = new BufferValueWriter(new byte[1]);
for (int i = 0; i < 20480; ++i)
{
writer.WriteInt32(i);
}
writer.Flush();
var reader = new BufferValueReader(writer.Buffer);
for (int i = 0; i < 20480; ++i)
{
Assert.AreEqual(i, reader.ReadInt32());
}
}
public void Serialize()
{
var person = new Person ("foobar") {
Nickname = "MyNickname",
Avatar = "MyAvatar",
Status = Status.Away
};
byte[] buffer = new byte[2048];
var bufferWriter = new BufferValueWriter (buffer);
person.Serialize (null, bufferWriter);
var bufferReader = new BufferValueReader (buffer);
var person2 = new Person (null, bufferReader);
Assert.AreEqual (person.Identity, person2.Identity);
Assert.AreEqual (person.Nickname, person2.Nickname);
Assert.AreEqual (person.Avatar, person2.Avatar);
Assert.AreEqual (person.Status, person2.Status);
}
private void Receive(object sender, SocketAsyncEventArgs args)
{
var cnd = (Tuple <Socket, BufferValueReader>)args.UserToken;
Socket socket = cnd.Item1;
BufferValueReader reader = cnd.Item2;
if (args.BytesTransferred == 0 || args.SocketError != SocketError.Success)
{
reader.Dispose();
args.Dispose();
Interlocked.Decrement(ref this.pendingAsync);
return;
}
int offset = args.Offset;
reader.Position = offset;
MessageHeader header = null;
// We don't currently support partial messages, so an incomplete message is a bad one.
if (!this.connectionlessSerializer.TryGetHeader(reader, args.BytesTransferred, ref header) || header.Message == null)
{
Interlocked.Decrement(ref this.pendingAsync);
StartReceive(socket, args, reader);
return;
}
if (header.ConnectionId == 0)
{
HandleConnectionlessMessage(args, header, ref reader);
}
else
{
HandleConnectionMessage(args, header, ref reader);
}
Interlocked.Decrement(ref this.pendingAsync);
StartReceive(socket, args, reader);
}
public void Serialize()
{
var person = new Person("foobar")
{
Nickname = "MyNickname",
Avatar = "MyAvatar",
Status = Status.Away
};
byte[] buffer = new byte[2048];
var bufferWriter = new BufferValueWriter(buffer);
person.Serialize(null, bufferWriter);
var bufferReader = new BufferValueReader(buffer);
var person2 = new Person(null, bufferReader);
Assert.AreEqual(person.Identity, person2.Identity);
Assert.AreEqual(person.Nickname, person2.Nickname);
Assert.AreEqual(person.Avatar, person2.Avatar);
Assert.AreEqual(person.Status, person2.Status);
}
private void StartReceive(Socket socket, SocketAsyncEventArgs args, BufferValueReader reader)
{
if (!this.running)
{
return;
}
Interlocked.Increment(ref this.pendingAsync);
try
{
args.SetBuffer(0, args.Buffer.Length);
while (!socket.ReceiveFromAsync(args))
{
Receive(this, args);
}
}
catch (ObjectDisposedException) // Socket is disposed, we're done.
{
Interlocked.Decrement(ref this.pendingAsync);
}
}
// [Test] Testing core APIs that now have NETFX_CORE turned on everywhere
public void Serializable()
{
var inner = new Exception("Inner exception");
var ex = new InvalidOperationException("Don't do this, fool.", inner);
byte[] buffer = new byte[20480];
var writer = new BufferValueWriter(buffer);
writer.Write(context, ex);
writer.Flush();
var reader = new BufferValueReader(buffer);
InvalidOperationException ioex = SerializerExtensions.Read <InvalidOperationException> (reader, context);
Assert.IsNotNull(ioex);
Assert.AreEqual(ex.Message, ioex.Message);
Assert.AreEqual(ex.StackTrace, ioex.StackTrace);
Assert.IsNotNull(ioex.InnerException);
Assert.AreEqual(inner.Message, ioex.InnerException.Message);
Assert.AreEqual(inner.StackTrace, ioex.InnerException.StackTrace);
}
internal void Receive(MessageEventArgs e)
{
var context = new SerializationContext();
var writer = new BufferValueWriter(new byte[1024]);
e.Message.WritePayload(context, writer);
var reader = new BufferValueReader(writer.Buffer);
var message = e.Message.Protocol.Create(e.Message.MessageType);
message.ReadPayload(context, reader);
message.Header = e.Message.Header;
var tmessage = (e.Message as TempestMessage);
if (tmessage == null)
{
OnMessageReceived(new MessageEventArgs(e.Connection, message));
}
else
{
OnTempestMessageReceived(new MessageEventArgs(e.Connection, message));
}
}
public void Serialization()
{
var dict = new Dictionary<Type, ushort> { { typeof (string), 0 }, { typeof (int), 1 } };
TypeMap map = new TypeMap (dict);
byte[] buffer = new byte[20480];
var writer = new BufferValueWriter (buffer);
map.Serialize (null, writer);
writer.Flush();
var reader = new BufferValueReader (buffer);
map = new TypeMap();
map.Deserialize (null, reader);
Type type;
Assert.IsTrue (map.TryGetType (0, out type));
Assert.AreEqual (typeof (string), type);
Assert.IsTrue (map.TryGetType (1, out type));
Assert.AreEqual (typeof (int), type);
ushort id;
Assert.IsFalse (map.GetTypeId (typeof (string), out id));
Assert.AreEqual (0, id);
Assert.IsFalse (map.GetTypeId (typeof (int), out id));
Assert.AreEqual (1, id);
}
public void ValueReaderCtor()
{
byte[] buffer = new byte[20480];
var writer = new BufferValueWriter (buffer);
ValueReaderTester test = new ValueReaderTester ("TheName");
writer.Write (context, test);
writer.Flush();
var reader = new BufferValueReader (buffer);
var serialized = SerializerExtensions.Read<ValueReaderTester> (reader, context);
Assert.AreEqual (test.Name, serialized.Name);
}
public void SerializableTypeContainingNonSerializableField()
{
byte[] buffer = new byte[20480];
var writer = new BufferValueWriter (buffer);
ObjectSerializer serializer = ObjectSerializer.GetSerializer (typeof (SerializableWithNonSerializableField));
var test = new SerializableWithNonSerializableField (2, 3, "hi");
serializer.Serialize (context, writer, test);
writer.Flush();
var reader = new BufferValueReader (buffer);
var serialized = (SerializableWithNonSerializableField)serializer.Deserialize (context, reader);
Assert.AreEqual (2, serialized.X);
Assert.AreEqual (3, serialized.Y);
Assert.AreEqual ("hi", serialized.Content);
}
public void PrimitiveAsObject()
{
byte[] buffer = new byte[1024];
var writer = new BufferValueWriter (buffer);
writer.Write (context, (object)20f);
writer.Flush();
var reader = new BufferValueReader (buffer);
object value = SerializerExtensions.Read<object> (reader, context);
Assert.IsNotNull (value);
Assert.AreEqual (20f, value);
}
protected virtual void HandleConnectionMessage (SocketAsyncEventArgs args, MessageHeader header, ref BufferValueReader reader)
{
UdpConnection connection;
if (!TryGetConnection (header.ConnectionId, out connection))
return;
byte[] buffer = args.Buffer;
int offset = args.Offset;
int moffset = offset;
int remaining = args.BytesTransferred;
MessageSerializer serializer = connection.serializer;
if (serializer == null)
return;
if (header.State == HeaderState.IV)
{
serializer.DecryptMessage (header, ref reader);
header.IsStillEncrypted = false;
if (!serializer.TryGetHeader (reader, args.BytesTransferred, ref header))
return;
}
List<Message> messages = serializer.BufferMessages (ref buffer, ref offset, ref moffset, ref remaining, ref header, ref reader);
if (messages != null) {
foreach (Message message in messages)
connection.Receive (message);
}
reader.Position = 0;
}
public bool TryGetHeader(BufferValueReader reader, int remaining, ref MessageHeader header)
{
string callCategory = null;
#if TRACE
int c = GetNextCallId();
callCategory = String.Format("{0} {1}:TryGetHeader({2},{3})", this.connectionType, c, reader.Position, remaining);
#endif
Trace.WriteLineIf(NTrace.TraceVerbose, String.Format("Entering {0}", (header == null) ? "without existing header" : "with existing header"), callCategory);
int mlen; bool isContinued; Message msg = null; Protocol p;
int headerLength = BaseHeaderLength;
if (header == null)
{
header = new MessageHeader();
}
else if (header.State == HeaderState.Complete)
{
return(true);
}
else if (header.HeaderLength > 0)
{
headerLength = header.HeaderLength;
}
try
{
if (header.State >= HeaderState.Protocol)
{
p = header.Protocol;
}
else
{
byte pid = reader.ReadByte();
if (!this.protocols.TryGetValue(pid, out p))
{
Trace.WriteLineIf(NTrace.TraceWarning, "Exiting (Protocol " + pid + " not found)", callCategory);
return(true);
}
header.Protocol = p;
header.State = HeaderState.Protocol;
if (this.serializationContext == null)
{
if (this.connection != null)
{
this.serializationContext = new SerializationContext(this.connection, this.protocols);
}
else
{
this.serializationContext = new SerializationContext(this.protocols);
}
}
header.SerializationContext = this.serializationContext;
}
if (header.State < HeaderState.CID)
{
header.ConnectionId = reader.ReadInt32();
header.State = HeaderState.CID;
}
if (header.State >= HeaderState.Type)
{
msg = header.Message;
}
else
{
ushort type = reader.ReadUInt16();
msg = header.Message = p.Create(type);
header.State = HeaderState.Type;
if (msg == null)
{
Trace.WriteLineIf(NTrace.TraceWarning, "Exiting (Message " + type + " not found)", callCategory);
return(true);
}
msg.Header = header;
if (msg.Encrypted)
{
header.IsStillEncrypted = true;
}
Trace.WriteLineIf(NTrace.TraceVerbose, String.Format("Have " + msg.GetType().Name), callCategory);
}
if (header.State >= HeaderState.Length)
{
mlen = header.MessageLength;
}
else
{
mlen = reader.ReadInt32();
if (mlen <= 0)
{
Trace.WriteLineIf(NTrace.TraceWarning, "Exiting (length invalid)", callCategory);
return(true);
}
header.MessageLength = mlen;
header.State = HeaderState.Length;
Trace.WriteLineIf(NTrace.TraceVerbose, String.Format("Have message of length: {0}", mlen), callCategory);
}
if (header.State == HeaderState.IV)
{
if (header.IsStillEncrypted)
{
Trace.WriteLineIf(NTrace.TraceVerbose, "Exiting (message not buffered)", callCategory);
return(!(remaining < mlen));
}
else if (header.Message.Encrypted)
{
reader.Position = 0;
}
}
else if (msg.Encrypted) // && AES != null)
{
int ivLength = reader.ReadInt32(); //AES.IV.Length;
headerLength += ivLength + sizeof(int);
if (remaining < headerLength)
{
reader.Position -= sizeof(int);
Trace.WriteLineIf(NTrace.TraceVerbose, "Exiting (header not buffered (IV))", callCategory);
return(false);
}
byte[] iv = reader.ReadBytes(ivLength);
header.HeaderLength = headerLength;
header.State = HeaderState.IV;
header.IV = iv;
if (remaining < mlen)
{
Trace.WriteLineIf(NTrace.TraceVerbose, "Exiting (message not buffered)", callCategory);
return(false);
}
Trace.WriteLineIf(NTrace.TraceVerbose, "Exiting (need to decrypt)", callCategory);
return(true);
}
if (header.State < HeaderState.MessageId)
{
int identV = reader.ReadInt32();
header.MessageId = identV & ~ResponseFlag;
header.IsResponse = (identV & ResponseFlag) == ResponseFlag;
header.State = (header.IsResponse) ? HeaderState.MessageId : HeaderState.Complete;
Trace.WriteLineIf(NTrace.TraceVerbose, "Have message ID: " + header.MessageId, callCategory);
}
if (header.State < HeaderState.ResponseMessageId)
{
header.ResponseMessageId = reader.ReadInt32();
header.State = HeaderState.Complete;
Trace.WriteLineIf(NTrace.TraceVerbose, "Have message in resoponse to ID: " + header.ResponseMessageId);
}
Trace.WriteLineIf(NTrace.TraceVerbose, "Exiting", callCategory);
return(true);
}
catch (Exception ex)
{
Trace.WriteLineIf(NTrace.TraceError, "Exiting (error): " + ex, callCategory);
header = null;
return(true);
}
}
private void StartReceive (Socket socket, SocketAsyncEventArgs args, BufferValueReader reader)
{
if (!this.running)
return;
Interlocked.Increment (ref this.pendingAsync);
try
{
args.SetBuffer (0, args.Buffer.Length);
while (!socket.ReceiveFromAsync (args))
Receive (this, args);
}
catch (ObjectDisposedException) // Socket is disposed, we're done.
{
Interlocked.Decrement (ref this.pendingAsync);
}
}
protected virtual void HandleConnectionMessage(SocketAsyncEventArgs args, MessageHeader header, ref BufferValueReader reader)
{
UdpConnection connection;
if (!TryGetConnection(header.ConnectionId, out connection))
{
return;
}
byte[] buffer = args.Buffer;
int offset = args.Offset;
int moffset = offset;
int remaining = args.BytesTransferred;
MessageSerializer serializer = connection.serializer;
if (serializer == null)
{
return;
}
if (header.State == HeaderState.IV)
{
serializer.DecryptMessage(header, ref reader);
header.IsStillEncrypted = false;
if (!serializer.TryGetHeader(reader, args.BytesTransferred, ref header))
{
return;
}
}
List <Message> messages = serializer.BufferMessages(ref buffer, ref offset, ref moffset, ref remaining, ref header, ref reader);
if (messages != null)
{
foreach (Message message in messages)
{
connection.Receive(message);
}
}
reader.Position = 0;
}
private void HandleConnectionlessMessage (SocketAsyncEventArgs args, MessageHeader header, ref BufferValueReader reader)
{
byte[] buffer = args.Buffer;
int bufferOffset = 0;
int messageOffset = 0;
int remaining = args.BytesTransferred;
List<Message> messages = this.connectionlessSerializer.BufferMessages (ref buffer, ref bufferOffset, ref messageOffset, ref remaining, ref header, ref reader);
if (messages == null)
return;
foreach (Message m in messages)
{
var tempestMessage = m as TempestMessage;
if (tempestMessage != null)
OnConnectionlessTempestMessage (tempestMessage, args.RemoteEndPoint.ToTarget());
else
OnConnectionlessMessageReceived (new ConnectionlessMessageEventArgs (m, args.RemoteEndPoint.ToTarget(), this));
}
}
public void Contracted()
{
byte[] buffer = new byte[20480];
var writer = new BufferValueWriter (buffer);
ISerializableTester test = new SerializableTester
{
Name = "MONKEY!",
Numbers = new[] { 1, 2, 4, 8, 16, 32 }
};
writer.Write (context, test);
writer.Flush();
var reader = new BufferValueReader (buffer);
var serialized = SerializerExtensions.Read<ISerializableTester> (reader, context);
Assert.IsNotNull (serialized);
Assert.AreEqual (test.Name, serialized.Name);
Assert.IsTrue (test.Numbers.SequenceEqual (serialized.Numbers), "Numbers does not match");
}
private void HandleConnectionlessMessage(SocketAsyncEventArgs args, MessageHeader header, ref BufferValueReader reader)
{
byte[] buffer = args.Buffer;
int bufferOffset = 0;
int messageOffset = 0;
int remaining = args.BytesTransferred;
List <Message> messages = this.connectionlessSerializer.BufferMessages(ref buffer, ref bufferOffset, ref messageOffset, ref remaining, ref header, ref reader);
if (messages == null)
{
return;
}
foreach (Message m in messages)
{
var tempestMessage = m as TempestMessage;
if (tempestMessage != null)
{
OnConnectionlessTempestMessage(tempestMessage, args.RemoteEndPoint.ToTarget());
}
else
{
OnConnectionlessMessageReceived(new ConnectionlessMessageEventArgs(m, args.RemoteEndPoint.ToTarget(), this));
}
}
}
public void Serializer()
{
byte[] buffer = new byte[1024];
var writer = new BufferValueWriter (buffer);
var c = SerializationContextTests.GetContext (MockProtocol.Instance);
var p = new Protocol (42, 248);
p.Serialize (c, writer);
writer.Flush();
var reader = new BufferValueReader (buffer);
var p2 = new Protocol (c, reader);
Assert.AreEqual (p.id, p2.id);
Assert.AreEqual (p.Version, p2.Version);
}
// [Test] Testing core APIs that now have NETFX_CORE turned on everywhere
public void Serializable()
{
var inner = new Exception ("Inner exception");
var ex = new InvalidOperationException ("Don't do this, fool.", inner);
byte[] buffer = new byte[20480];
var writer = new BufferValueWriter (buffer);
writer.Write (context, ex);
writer.Flush();
var reader = new BufferValueReader (buffer);
InvalidOperationException ioex = SerializerExtensions.Read<InvalidOperationException> (reader, context);
Assert.IsNotNull (ioex);
Assert.AreEqual (ex.Message, ioex.Message);
Assert.AreEqual (ex.StackTrace, ioex.StackTrace);
Assert.IsNotNull (ioex.InnerException);
Assert.AreEqual (inner.Message, ioex.InnerException.Message);
Assert.AreEqual (inner.StackTrace, ioex.InnerException.StackTrace);
}
List <Message> BufferMessages(ref byte[] buffer, ref int bufferOffset, ref int messageOffset, ref int remainingData, ref MessageHeader header, ref BufferValueReader reader, Func <MessageHeader, bool> messageIdCallback = null)
{
List <Message> messages = new List <Message>();
string callCategory = null;
#if TRACE
int c = GetNextCallId();
callCategory = String.Format("{0} {1}:BufferMessages({2},{3},{4},{5},{6})", this.connectionType, c, buffer.Length, bufferOffset, messageOffset, remainingData, reader.Position);
#endif
Trace.WriteLineIf(NTrace.TraceVerbose, "Entering", callCategory);
BufferValueReader currentReader = reader;
int length = 0;
while (remainingData >= BaseHeaderLength)
{
if (!TryGetHeader(currentReader, remainingData, ref header))
{
Trace.WriteLineIf(NTrace.TraceVerbose, "Message not ready", callCategory);
break;
}
if (header == null || header.Message == null)
{
header = null;
Disconnect();
Trace.WriteLineIf(NTrace.TraceVerbose, "Exiting (header not found)", callCategory);
return(null);
}
length = header.MessageLength;
if (length > MaxMessageSize)
{
header = null;
Disconnect();
Trace.WriteLineIf(NTrace.TraceVerbose, "Exiting (bad message size)", callCategory);
return(null);
}
if (header.State == HeaderState.IV)
{
DecryptMessage(header, ref currentReader);
header.IsStillEncrypted = false;
continue;
}
if (messageIdCallback != null && !messageIdCallback(header))
{
header = null;
Disconnect();
Trace.WriteLineIf(NTrace.TraceVerbose, "Exiting (message id callback was false)", callCategory);
return(null);
}
if (remainingData < length)
{
bufferOffset += remainingData;
Trace.WriteLineIf(NTrace.TraceVerbose, String.Format("Message not fully received (boffset={0})", bufferOffset), callCategory);
break;
}
try
{
Trace.WriteLineIf(NTrace.TraceVerbose, String.Format("Reading payload for message {0}", header.Message), callCategory);
header.Message.ReadPayload(header.SerializationContext, currentReader);
if (!header.Message.Encrypted && header.Message.Authenticated)
{
// Zero out length for message signing comparison
#if SAFE
for (int i = LengthOffset + messageOffset; i < LengthOffset + sizeof(int) + messageOffset; ++i)
{
buffer[i] = 0;
}
#else
fixed(byte *bptr = buffer)
* ((int *)(bptr + (LengthOffset + messageOffset))) = 0;
#endif
int payloadLength = reader.Position;
byte[] signature = reader.ReadBytes();
if (!VerifyMessage(this.signingHashAlgorithm, header.Message, signature, buffer, messageOffset, payloadLength - messageOffset))
{
Disconnect(ConnectionResult.MessageAuthenticationFailed);
Trace.WriteLineIf(NTrace.TraceVerbose, "Exiting (message auth failed)", callCategory);
return(null);
}
}
} catch (Exception ex) {
header = null;
Disconnect();
Trace.WriteLineIf(NTrace.TraceVerbose, "Exiting for error: " + ex, callCategory);
return(null);
}
messages.Add(header.Message);
currentReader = reader;
header = null;
if (length < buffer.Length)
{
messageOffset += length;
bufferOffset = messageOffset;
remainingData -= length;
}
else
{
messageOffset = 0;
bufferOffset = 0;
remainingData = 0;
currentReader.Position = 0;
}
Trace.WriteLineIf(NTrace.TraceVerbose, String.Format("EOL: moffset={0},boffest={1},rdata={2},rpos={3}", messageOffset, bufferOffset, remainingData, reader.Position), callCategory);
}
if (remainingData > 0 || messageOffset + BaseHeaderLength >= buffer.Length)
{
Trace.WriteLineIf(NTrace.TraceVerbose, (remainingData > 0) ? String.Format("Data remaining: {0:N0}", remainingData) : "Insufficient room for a header", callCategory);
int knownRoomNeeded = (remainingData > BaseHeaderLength) ? remainingData : BaseHeaderLength;
if (header != null && remainingData >= BaseHeaderLength)
{
knownRoomNeeded = header.MessageLength;
}
int pos = reader.Position - messageOffset;
Trace.WriteLineIf(NTrace.TraceVerbose, String.Format("Room needed: {0:N0} bytes", knownRoomNeeded), callCategory);
if (messageOffset + knownRoomNeeded <= buffer.Length)
{
// bufferOffset is only moved on complete headers, so it's still == messageOffset.
bufferOffset = messageOffset + remainingData;
//reader.Position = pos;
Trace.WriteLineIf(NTrace.TraceVerbose, String.Format("Exiting (sufficient room; boffest={0},rpos={1})", bufferOffset, pos), callCategory);
return(messages);
}
byte[] destinationBuffer = buffer;
if (knownRoomNeeded > buffer.Length)
{
reader.Dispose();
destinationBuffer = new byte[header.MessageLength];
reader = new BufferValueReader(destinationBuffer);
}
Buffer.BlockCopy(buffer, messageOffset, destinationBuffer, 0, remainingData);
reader.Position = pos;
messageOffset = 0;
bufferOffset = remainingData;
buffer = destinationBuffer;
Trace.WriteLineIf(NTrace.TraceVerbose, String.Format("Exiting (moved message to front, moffset={1},boffset={2},rpos={0})", reader.Position, messageOffset, bufferOffset), callCategory);
}
else
{
Trace.WriteLineIf(NTrace.TraceVerbose, "Exiting", callCategory);
}
return(messages);
}
public void ISerializable()
{
byte[] buffer = new byte[20480];
var writer = new BufferValueWriter (buffer);
SerializableTester tester = new SerializableTester
{
Name = "MONKEY!",
Numbers = new[] { 1, 2, 4, 8, 16, 32 }
};
var test = new AsyncTest();
tester.SerializeCalled += test.PassHandler;
writer.Write (context, tester);
writer.Flush();
var reader = new BufferValueReader (buffer);
var serialized = SerializerExtensions.Read<SerializableTester> (reader, context);
Assert.IsNotNull (serialized);
Assert.AreEqual (tester.Name, serialized.Name);
Assert.IsTrue (tester.Numbers.SequenceEqual (serialized.Numbers), "Numbers does not match");
test.Assert (1000);
}
public void Serialize()
{
var person = new Person ("first");
var person2 = new Person ("second");
list.Add (person);
server.DequeueAndAssertMessage<BuddyListMessage>();
list.Add (person2);
server.DequeueAndAssertMessage<BuddyListMessage>();
var writer = new BufferValueWriter (new byte[1024]);
list.Serialize (clientContext, writer);
server.AssertNoMessage();
var reader = new BufferValueReader (writer.Buffer);
list.Deserialize (clientContext, reader);
Assert.AreEqual (writer.Length, reader.Position);
server.AssertNoMessage();
CollectionAssert.Contains (list, person);
CollectionAssert.Contains (list, person2);
}
