#include	"u.h"

/*
 * read big-endian short s
 */
ushort
beswab(ushort s)
{
	uchar *p;

	p = (uchar*)&s;
	return (p[0]<<8) | p[1];
}

/*
 * read big-endian long l
 */
long
beswal(long l)
{
	uchar *p;

	p = (uchar*)&l;
	return (p[0]<<24) | (p[1]<<16) | (p[2]<<8) | p[3];
}

/*
 * read little-endian short s
 */
ushort
leswab(ushort s)
{
	uchar *p;

	p = (uchar*)&s;
	return (p[1]<<8) | p[0];
}

/*
 * read little-endian long l
 */
long
leswal(long l)
{
	uchar *p;

	p = (uchar*)&l;
	return (p[3]<<24) | (p[2]<<16) | (p[1]<<8) | p[0];
}

long
_round(long a, long b)
{
	long w;

	w = (a/b)*b;
	if (a!=w)
		w += b;
	return(w);
}