public ProtobufRequestInfo <TMessage, TBuilder> Filter(byte[] readBuffer, int offset, int length, bool toBeCopied, out int rest)
{
rest = 0;
var readOffset = offset - m_OffsetDelta;
CodedInputStream stream = CodedInputStream.CreateInstance(readBuffer, readOffset, length);
var varint32 = (int)stream.ReadRawVarint32();
if (varint32 <= 0)
{
return(null);
}
var headLen = (int)stream.Position - readOffset;
rest = length - varint32 - headLen + m_ParsedLength;
if (rest >= 0)
{
byte[] body = stream.ReadRawBytes(varint32);
TMessage message = CreateBuilder().MergeFrom(body).BuildParsed();
var requestInfo = new ProtobufRequestInfo <TMessage, TBuilder>(message);
InternalReset();
return(requestInfo);
}
else
{
m_ParsedLength += length;
m_OffsetDelta = m_ParsedLength;
rest = 0;
var expectedOffset = offset + length;
var newOffset = m_OrigOffset + m_OffsetDelta;
if (newOffset < expectedOffset)
{
Buffer.BlockCopy(readBuffer, offset - m_ParsedLength + length, readBuffer, m_OrigOffset, m_ParsedLength);
}
return(null);
}
}
private static void AppServerOnNewRequestReceived(ProtobufAppSession session, ProtobufRequestInfo requestInfo)
{
switch (requestInfo.Type)
{
case DefeatMessage.Types.Type.BackMessage:
Console.WriteLine("BackMessage:{0}", requestInfo.Body.BackMessage.Content);
break;
case DefeatMessage.Types.Type.CallMessage:
Console.WriteLine("CallMessage:{0}", requestInfo.Body.CallMessage.Content);
var backMessage = BackMessage.CreateBuilder()
.SetContent("Hello I am form C# server by SuperSocket").Build();
var message = DefeatMessage.CreateBuilder()
.SetType(DefeatMessage.Types.Type.BackMessage)
.SetBackMessage(backMessage).Build();
using (var stream = new MemoryStream())
{
CodedOutputStream os = CodedOutputStream.CreateInstance(stream);
os.WriteMessageNoTag(message);
os.Flush();
byte[] data = stream.ToArray();
session.Send(new ArraySegment <byte>(data));
}
break;
}
}
