GSF.TimeSeries.Transport.SignalIndexCache.GenerateBinaryImage C# (CSharp) Method

        public int GenerateBinaryImage(byte[] buffer, int startIndex)
        {
            Guid[] unauthorizedSignalIDs = m_unauthorizedSignalIDs ?? new Guid[0];

            int binaryLength = BinaryLength;
            int offset = startIndex;
            byte[] bigEndianBuffer;
            byte[] unicodeBuffer;

            if ((object)m_encoding == null)
                throw new InvalidOperationException("Attempt to generate binary image of signal index cache without setting a character encoding.");

            buffer.ValidateParameters(startIndex, binaryLength);

            // Byte size of cache
            bigEndianBuffer = BigEndian.GetBytes(binaryLength);
            Buffer.BlockCopy(bigEndianBuffer, 0, buffer, offset, bigEndianBuffer.Length);
            offset += bigEndianBuffer.Length;

            // Subscriber ID
            bigEndianBuffer = EndianOrder.BigEndian.GetBytes(m_subscriberID);
            Buffer.BlockCopy(bigEndianBuffer, 0, buffer, offset, bigEndianBuffer.Length);
            offset += bigEndianBuffer.Length;

            // Number of references
            bigEndianBuffer = BigEndian.GetBytes(m_reference.Count);
            Buffer.BlockCopy(bigEndianBuffer, 0, buffer, offset, bigEndianBuffer.Length);
            offset += bigEndianBuffer.Length;

            foreach (KeyValuePair<ushort, MeasurementKey> kvp in m_reference)
            {
                // Signal index
                bigEndianBuffer = BigEndian.GetBytes(kvp.Key);
                Buffer.BlockCopy(bigEndianBuffer, 0, buffer, offset, bigEndianBuffer.Length);
                offset += bigEndianBuffer.Length;

                // Signal ID
                bigEndianBuffer = EndianOrder.BigEndian.GetBytes(kvp.Value.SignalID);
                Buffer.BlockCopy(bigEndianBuffer, 0, buffer, offset, bigEndianBuffer.Length);
                offset += bigEndianBuffer.Length;

                // Source
                unicodeBuffer = m_encoding.GetBytes(kvp.Value.Source);
                bigEndianBuffer = BigEndian.GetBytes(unicodeBuffer.Length);
                Buffer.BlockCopy(bigEndianBuffer, 0, buffer, offset, bigEndianBuffer.Length);
                offset += bigEndianBuffer.Length;
                Buffer.BlockCopy(unicodeBuffer, 0, buffer, offset, unicodeBuffer.Length);
                offset += unicodeBuffer.Length;

                // ID
                bigEndianBuffer = BigEndian.GetBytes(kvp.Value.ID);
                Buffer.BlockCopy(bigEndianBuffer, 0, buffer, offset, bigEndianBuffer.Length);
                offset += bigEndianBuffer.Length;
            }

            // Number of unauthorized IDs
            bigEndianBuffer = BigEndian.GetBytes(unauthorizedSignalIDs.Length);
            Buffer.BlockCopy(bigEndianBuffer, 0, buffer, offset, bigEndianBuffer.Length);
            offset += bigEndianBuffer.Length;

            foreach (Guid signalID in unauthorizedSignalIDs)
            {
                // Unauthorized ID
                bigEndianBuffer = EndianOrder.BigEndian.GetBytes(signalID);
                Buffer.BlockCopy(bigEndianBuffer, 0, buffer, offset, bigEndianBuffer.Length);
                offset += bigEndianBuffer.Length;
            }

            return binaryLength;
        }