LCM.LCM.LCMDataInputStream.ReadInt16 C# (CSharp) Method

		public override short ReadInt16()
		{
			NeedInput(2);
            pos += 2;
			return Util.BitConverter.ToInt16(buf, pos - 2);
		}
		

        private void HandleFragment(byte[] packetData, IPEndPoint from, LCMDataInputStream ins)
        {
            int msgSeqNumber   = ins.ReadInt32();
            int msgSize        = ins.ReadInt32() & unchecked ((int)0xffffffff);
            int fragmentOffset = ins.ReadInt32() & unchecked ((int)0xffffffff);
            int fragmentId     = ins.ReadInt16() & 0xffff;
            int fragmentsInMsg = ins.ReadInt16() & 0xffff;

            // read entire packet payload
            byte[] payload = new byte[ins.Available];
            ins.ReadFully(payload);

            if (ins.Available > 0)
            {
                System.Console.Error.WriteLine("Unread data! " + ins.Available);
            }

            int dataStart = 0;
            int fragSize  = payload.Length;

            FragmentBuffer fbuf;

            fragBufs.TryGetValue(from.Serialize(), out fbuf);

            if (fbuf != null && ((fbuf.msgSeqNumber != msgSeqNumber) || (fbuf.data_size != msgSize)))
            {
                fragBufs.Remove(fbuf.from);
                fbuf = null;
            }

            if (fbuf == null && fragmentId == 0)
            {
                // extract channel name
                int channelLen = 0;
                for (; channelLen < payload.Length; channelLen++)
                {
                    if (payload[channelLen] == 0)
                    {
                        break;
                    }
                }

                dataStart = channelLen + 1;
                fragSize -= (channelLen + 1);
                string tempStr;
                tempStr = System.Text.Encoding.GetEncoding("US-ASCII").GetString(payload);
                string channel = new string(tempStr.ToCharArray(), 0, channelLen);

                fbuf = new FragmentBuffer(from.Serialize(), channel, msgSeqNumber, msgSize, fragmentsInMsg);

                fragBufs.Add(fbuf.from, fbuf);
            }

            if (fbuf == null)
            {
                // TODO
                return;
            }

            if (fragmentOffset + fragSize > fbuf.data_size)
            {
                System.Console.Error.WriteLine("LC: dropping invalid fragment");
                fragBufs.Remove(fbuf.from);
                return;
            }

            Array.Copy(payload, dataStart, fbuf.data, fragmentOffset, fragSize);
            fbuf.fragments_remaining--;

            if (0 == fbuf.fragments_remaining)
            {
                lcm.ReceiveMessage(fbuf.channel, fbuf.data, 0, fbuf.data_size);
                fragBufs.Remove(fbuf.from);
            }
        }