System.Data.SqlClient.TdsParser.WritePartialLong C# (CSharp) Method

        internal void WritePartialLong(long v, int length, TdsParserStateObject stateObj)
        {
            Debug.Assert(length <= 8, "Length specified is longer than the size of a long");
            Debug.Assert(length >= 0, "Length should not be negative");

            if ((stateObj._outBytesUsed + length) > stateObj._outBuff.Length)
            {
                // if all of the long doesn't fit into the buffer
                for (int shiftValue = 0; shiftValue < length * 8; shiftValue += 8)
                {
                    stateObj.WriteByte((byte)((v >> shiftValue) & 0xff));
                }
            }
            else
            {
                // all of the long fits into the buffer
                for (int index = 0; index < length; index++)
                {
                    stateObj._outBuff[stateObj._outBytesUsed + index] = (byte)((v >> (index * 8)) & 0xff);
                }
                stateObj._outBytesUsed += length;
            }
        }