/* @(#)xdr.c	1.1 87/11/04 3.9 RPCSRC */

bool_t
xdr_int(xdrs, ip)
	XDR *xdrs;
	int *ip;
{

#ifdef lint
	(void) (xdr_short(xdrs, (short *)ip));
	return (xdr_long(xdrs, (long *)ip));
#else
	if (sizeof (int) == sizeof (long)) {
		return (xdr_long(xdrs, (long *)ip));
	} else {
		return (xdr_short(xdrs, (short *)ip));
	}
#endif
}

bool_t
xdr_long(xdrs, lp)
	register XDR *xdrs;
	long *lp;
{

	if (xdrs->x_op == XDR_ENCODE)
		return (XDR_PUTLONG(xdrs, lp));

	if (xdrs->x_op == XDR_DECODE)
		return (XDR_GETLONG(xdrs, lp));

	if (xdrs->x_op == XDR_FREE)
		return (TRUE);

	return (FALSE);
}

/* @(#)xdr.h	1.1 87/11/04 3.9 RPCSRC */

#define XDR_GETLONG(xdrs, longp)			\
	(*(xdrs)->x_ops->x_getlong)(xdrs, longp)
#define XDR_PUTLONG(xdrs, longp)			\
	(*(xdrs)->x_ops->x_putlong)(xdrs, longp)

/* @(#)xdr_mem.c	1.1 87/11/04 3.9 RPCSRC */
static struct	xdr_ops xdrmem_ops = {
	xdrmem_getlong,
	xdrmem_putlong,
	xdrmem_getbytes,
	xdrmem_putbytes,
	xdrmem_getpos,
	xdrmem_setpos,
	xdrmem_inline,
	xdrmem_destroy
};

static bool_t
xdrmem_getlong(xdrs, lp)
	register XDR *xdrs;
	long *lp;
{

	if ((xdrs->x_handy -= sizeof(long)) < 0)
		return (FALSE);
	*lp = (long)ntohl((u_long)(*((long *)(xdrs->x_private))));
	xdrs->x_private += sizeof(long);
	return (TRUE);
}

static bool_t
xdrmem_putlong(xdrs, lp)
	register XDR *xdrs;
	long *lp;
{

	if ((xdrs->x_handy -= sizeof(long)) < 0)
		return (FALSE);
	*(long *)xdrs->x_private = (long)htonl((u_long)(*lp));
	xdrs->x_private += sizeof(long);
	return (TRUE);
}

/usr/include/netinet/in.h (Linux)
#ifdef __OPTIMIZE__
# if __BYTE_ORDER == __BIG_ENDIAN
# define ntohl(x)       (x)
# define ntohs(x)       (x)
# define htonl(x)       (x)
# define htons(x)       (x)
# else
#  if __BYTE_ORDER == __LITTLE_ENDIAN
#   define ntohl(x)     __bswap_32 (x)
#   define ntohs(x)     __bswap_16 (x)
#   define htonl(x)     __bswap_32 (x)
#   define htons(x)     __bswap_16 (x)
#  endif
# endif
#endif

sysdeps/i386/bits/byteswap.h
# define __bswap_32(x) __bswap_constant_32 (x)
# define __bswap_32(x) __bswap_constant_32 (x)
#define __bswap_constant_16(x) \
     ((((x) >> 8) & 0xff) | (((x) & 0xff) << 8))
#define __bswap_constant_32(x) \
      ((((x) & 0xff000000) >> 24) | (((x) & 0x00ff0000) >>  8) |  \
      (((x) & 0x0000ff00) <<  8) | (((x) & 0x000000ff) << 24))