Pchp.Library.Streams.PhpStream.ReadBufferScan C# (CSharp) Method

        private int ReadBufferScan(out int nlpos)
        {
            int total = 0;
            nlpos = -1;
            if (readBuffers == null) return 0;

            // Yields to 0 for empty readBuffers.
            foreach (var o in readBuffers)
            {
                var read = o.Length;

                if ((nlpos == -1) && (total <= readPosition) && (total + read > readPosition))
                {
                    // Find the first occurence of \n.
                    nlpos = total + FindEoln(o, readPosition - total);
                }

                total += read;
            }

            // Substract the count of data already processed.
            total -= readPosition;
            return total;
        }