NetBSD/sys/lib/libkern/htons.c

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/* $NetBSD: htons.c,v 1.10 2001/08/22 07:42:08 itojun Exp $ */
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/*
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* Written by J.T. Conklin <jtc@netbsd.org>.
* Public domain.
*/
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#include <sys/cdefs.h>
#if defined(LIBC_SCCS) && !defined(lint)
__RCSID("$NetBSD: htons.c,v 1.10 2001/08/22 07:42:08 itojun Exp $");
#endif
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#include <sys/types.h>
#undef htons
uint16_t
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htons(x)
uint16_t x;
{
#if BYTE_ORDER == LITTLE_ENDIAN
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u_char *s = (u_char *) &x;
return (uint16_t)(s[0] << 8 | s[1]);
#else
return x;
#endif
}