BSD 3 development

[unix-history] / usr / src / libc / gen / swab.c

/*
* Swap bytes in 16-bit [half-]words
* for going between the 11 and the interdata
*/

swab(pf, pt, n)
register short *pf, *pt;
register n;
{

       n /= 2;
       while (--n >= 0) {
               *pt++ = (*pf << 8) + ((*pf >> 8) & 0377);
               pf++;
       }
}