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   comp.lang.asm.x86      Ahh, the lost art of x86 assembly      4,675 messages   

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   Message 2,689 of 4,675   
   Kerr Mudd-John to wolfgang kern   
   Re: BASE64 again   
   16 Jun 17 17:22:15   
   
   From: admin@nospicedham.127.0.0.1   
      
   On Fri, 16 Jun 2017 13:36:09 +0100, wolfgang kern  wrote:   
      
   > seems I played this game for too long...   
   > my brain works still on it even when I sleep :)   
   >   
   > Terje asked for another 2:1 algo:   
   > I gave up on the hex idea because of the sub 07 and the missing   
   > first/second indicator, but why not use the given ranges a bit   
   > different ?   
   > So a 4+4 bit algo may use the low nibble of "A...P" (41..50) to   
   > produce 10..f0 (00 with 50) by shl,4 from first byte and 01..0f   
   > of "a..p"(61..70) by AND&OR from every second byte.   
   >   
   > in addition I made use of many filler bytes to modify alot:   
   >   
   > ZRRh61XPR560PRR4dPjDa-rY1G`Ss$anytext#<=t7r4 66hwAX(G%(g/(G3(g8(g9(G0)G1(g:eeee+++   
   >   
   > it didn't become shorter than the xor-sub-sub would show with my   
   > extended use of printable characters. Just an idea   
      
   Glad to see you're sleeping well!   
      
   Lots of fixups in there; well done on using the jmp space!   
      
      
   --   
   Bah, and indeed, Humbug   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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