System.Runtime.Remoting.Channels.ChunkedMemoryStream.Read C# (CSharp) Method

        public override int Read(byte[] buffer, int offset, int count)
        {
            if (_bClosed)
            {                
                throw new RemotingException(
                CoreChannel.GetResourceString("Remoting_Stream_StreamIsClosed"));
            }        
            
            if (_readChunk == null)
            {
                if (_chunks == null)
                    return 0;
                _readChunk = _chunks;
                _readOffset = 0;
            }
            
            byte[] chunkBuffer = _readChunk.Buffer;
            int chunkSize = chunkBuffer.Length;
            if (_readChunk.Next == null)
                chunkSize = _writeOffset;

            int bytesRead = 0;
        
            while (count > 0)
            {
                if (_readOffset == chunkSize)
                {
                    // exit if no more chunks are currently available
                    if (_readChunk.Next == null)
                        break;
                        
                    _readChunk = _readChunk.Next;
                    _readOffset = 0;
                    chunkBuffer = _readChunk.Buffer;
                    chunkSize = chunkBuffer.Length;
                    if (_readChunk.Next == null)
                        chunkSize = _writeOffset;
                }

                int readCount = Math.Min(count, chunkSize - _readOffset);
                Buffer.BlockCopy(chunkBuffer, _readOffset, buffer, offset, readCount);
                offset += readCount;
                count -= readCount;
                _readOffset += readCount;
                bytesRead += readCount;
            }

            return bytesRead;
        } // Read