PDP-10 Foonex

[Al Kossow]

thanks. guess I should do that

my files in http://bitsavers.org/bits/Foonly/F2

On 1/3/17 4:53 PM, Johnny Eriksson wrote:
>> Appeared here:
>>
>> http://github.com/PDP-10/FOONEX
> 
> The web says:
>   "Initial checkin whilst I figure out what format the files are"
> 
> I took a quick look and guessed a little:
> 
>   #include <stdio.h>
> 
>   typedef unsigned long long w36;
> 
>   void pchar(char c)
>   {
>     c &= 0177;
>     if ((c < ' ') || (c == 0177))
>       c = ' ';
>     putchar(c);
>   }
> 
>   int main(int argc, char* argv[])
>   {
>     int wnum = 0;
>     int c1, c2, c3, c4, c5;
>     w36 w;
>     int lh, rh;
> 
>     for (;;) {
>       w  = getchar();
>       w <<= 8; w |= getchar();
>       w <<= 8; w |= getchar();
>       w <<= 8; w |= getchar();
>       w <<= 4; c5 = getchar();
>       if (c5 == EOF)
> 	break;
>       w |= (c5 & 0x0f);
> 
>       lh = w >> 18;
>       rh = w & 0777777;
>       c1 = (w >> 29) & 0177;
>       c2 = (w >> 22) & 0177;
>       c3 = (w >> 15) & 0177;
>       c4 = (w >> 8) & 0177;
>       c5 = (w >> 1) & 0177;
> 
>       printf("  %6o:  %9llx  %06o,,%06o", wnum, w, lh, rh);
>       printf("  %3o %3o %3o %3o %3o  \"", c1, c2, c3, c4, c5);
>       pchar(c1); pchar(c2); pchar(c3); pchar(c4); pchar(c5);
>       printf("\"\n");
>       wnum += 1;
>     }
> 
>     return 0;
>   }
> 
> resulted in:
> 
>        0:    7000037  000700,,000067    0  34   0   0  33  "     "
>        1:      21f30  000000,,417460    0   0   4  37  30  "     "
>        2:  894e5ba78  422471,,335170  104 123 113  72  74  "DSK:<"
>        3:  8d3e7ce8a  432371,,747212  106 117 117 116 105  "FOONE"
>        4:  b0fa1c882  541750,,344202  130  76 103 110 101  "X>CHA"
>        5:  9f4d74d82  476465,,646602  117 123  56 115 101  "OS.MA"
>        6:  86ed9b972  415666,,334562  103  73  63  71  71  "C;399"
>        7:          0  000000,,000000    0   0   0   0   0  "     "
> 
>   [snip]
> 
>      777:          0  000000,,000000    0   0   0   0   0  "     "
>     1000:  774e94374  356472,,241564   73 123 122 103  72  ";SRC:"
>     1001:  794ecd35c  362473,,151534   74 123 131 123  56  "<SYS."
>     1002:  9b3e749a8  466371,,644650  115 117 116 111 124  "MONIT"
>     1003:  9f49f4390  476447,,641620  117 122  76 103 110  "OR>CH"
>     1004:  833e9ae9a  406372,,327232  101 117 123  56 115  "AOS.M"
>     1005:  830d73372  406065,,631562  101 103  56  63  71  "AC.39"
>     1006:  6e810375a  335004,,033532   67  40  40  67  55  "7  7-"
>     1007:  9b87cad70  467037,,126560  115 141 171  55  70  "May-8"
>     1010:  62818b974  305006,,134564   61  40  61  71  72  "1 19:"
>     1011:  66d5d346c  315527,,232154   63  65  72  64  66  "35:46"
>     1012:  58822e4d2  261010,,562322   54  40 105 144 151  ", Edi"
>     1013:  e88317940  721014,,274500  164  40 142 171  40  "t by "
>     1014:  9b361cd1a  466330,,346432  115 115 103 115  15  "MMCM "
> 
>   [and so on]
> 
> Looks like a tape in core-dump format with a header page.
> 
> Should be kindof trivial to process these into plain text automagically.
> 
> --Johnny
>