public IStyxMessage GetMessage()
{
IStyxMessage res = null;
switch (type)
{
case MessageType.Twalk:
case MessageType.Rwalk:
res = new StyxWalkMessage();
break;
case MessageType.Tversion:
case MessageType.Rversion:
res = new StyxVersionMessage();
break;
case MessageType.Tclunk:
case MessageType.Rclunk:
res = new StyxClunkMessage();
break;
case MessageType.Tstat:
case MessageType.Rstat:
res = new StyxStatMessage();
break;
case MessageType.Topen:
case MessageType.Ropen:
res = new StyxOpenMessage();
break;
case MessageType.Tread:
case MessageType.Rread:
res = new StyxReadMessage();
break;
case MessageType.Tattach:
case MessageType.Rattach:
res = new StyxAttachMessage();
break;
}
if (res != null)
{
res.SetBinary(data);
}
return res;
}
private IStyxMessage HandleRead(StyxReadMessage message)
{
if (!fid_list.ContainsKey(message.Fid))
{
throw new Exception("Unknown fid");
}
StyxFileSystemInterface fsitem = fid_list[message.Fid];
StyxMessage.QID qid;
byte [] buffer = new byte[message.Count];
int readed;
int res = fsitem.Read(buffer, 0, message.Offset, (int)message.Count, out readed );
if (res != 0)
{
throw new Exception("Read failed(" + res + ")");
}
return new StyxReadMessage(message.Tag, buffer, (uint)readed );
}