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   comp.sys.tandy      Life is dandy cuz you're gettin a Tandy!      5,684 messages   

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   Message 5,005 of 5,684   
   winston19842005 to IV"   
   Re: Looking for binary file xfer from TR   
   07 Feb 09 07:46:34   
   
   From: bjjlyates@NOSPAMbellsouth.net   
      
   On 2/7/09 1:00 AM, in article KEoM0q.IsG@nemesis.lonestar.org, "Frank Durda   
   IV"  wrote:   
      
   > However, nearly every file FTII copied has an apparently random amount   
   > of junk characters (usually NULLs) beyond the stated size of the file   
   > that is also copied, although the amount is consistent for each copy   
   > of that given file.  I have determined this extra material is being   
   > transmitted from the Model 4 and does not appear to be introduced on   
   > the by the receiving "lrz --ymodem" program that I am using.   
   >   
   > As many of these files that I am trying to move are binary files,   
   > I can't have any extra or missing (or different) bytes anywhere, nor   
   > do I want to hand-trim some varying amount of excess bytes.  If the   
   > file is 19,897 bytes on the Model 4, the transferred file needs to be   
   > 19,897 bytes long too and contain the same information as was there on   
   > the Model 4.  So, FTII/CMD appears to be also unacceptable as a   
   > trustworthy method to move files off the Model 4/4D/4P platform.   
      
   Yes, this is similar to Xmodem's blocking. I believe Ymodem used 1k blocks,   
   so you could wind up with an extra 1,023 bytes on a file.   
      
   Zmodem was one of the early protocols to overcome this issue. Is there a   
   Zmodem for the 4?   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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