On Tue, 28 Aug 2007 02:37:52 -0500 Amlan Prasad <[EMAIL PROTECTED]> wrote:
:>I have got a requirement to calculate the checksum of the full file for COBOL :>based application running on a mainframe. :>I have the CRC checsum calculating assembler routine which can calulate the :>checksum for one record or for a portion of working-storage but I need the :>checksum to be calculated on the whole file after it has been complteley :>created. :>The number of records in the file also is not fixed so how many bytes the file :>is occupying can not be fixed in the begining. You do not need the entire file to be in memory to calculate a checksum. -- Binyamin Dissen <[EMAIL PROTECTED]> http://www.dissensoftware.com Director, Dissen Software, Bar & Grill - Israel Should you use the mailblocks package and expect a response from me, you should preauthorize the dissensoftware.com domain. I very rarely bother responding to challenge/response systems, especially those from irresponsible companies. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [EMAIL PROTECTED] with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html