2.9BSD - /usr/src/lib/c/gen/l3.c

   1: /*	@(#)l3.c	2.1	SCCS id keyword	*/
   2: /*
   3:  * Convert longs to and from 3-byte disk addresses
   4:  */
   5: ltol3(cp, lp, n)
   6: char    *cp;
   7: long    *lp;
   8: int n;
   9: {
  10:     register i;
  11:     register char *a, *b;
  12: 
  13:     a = cp;
  14:     b = (char *)lp;
  15:     for(i=0;i<n;i++) {
  16: #ifdef interdata
  17:         b++;
  18:         *a++ = *b++;
  19:         *a++ = *b++;
  20:         *a++ = *b++;
  21: #else
  22:         *a++ = *b++;
  23:         b++;
  24:         *a++ = *b++;
  25:         *a++ = *b++;
  26: #endif
  27:     }
  28: }
  29: 
  30: l3tol(lp, cp, n)
  31: long    *lp;
  32: char    *cp;
  33: int n;
  34: {
  35:     register i;
  36:     register char *a, *b;
  37: 
  38:     a = (char *)lp;
  39:     b = cp;
  40:     for(i=0;i<n;i++) {
  41: #ifdef interdata
  42:         *a++ = 0;
  43:         *a++ = *b++;
  44:         *a++ = *b++;
  45:         *a++ = *b++;
  46: #else
  47:         *a++ = *b++;
  48:         *a++ = 0;
  49:         *a++ = *b++;
  50:         *a++ = *b++;
  51: #endif
  52:     }
  53: }

Defined functions