NetBSD/lib/libc/net/htonl.c

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/* $NetBSD: htonl.c,v 1.5 1995/04/28 23:25:14 jtc Exp $ */
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/*
* Written by J.T. Conklin <jtc@netbsd.org>.
* Public domain.
*/
#if defined(LIBC_SCCS) && !defined(lint)
static char *rcsid = "$NetBSD: htonl.c,v 1.5 1995/04/28 23:25:14 jtc Exp $";
#endif
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#include <sys/types.h>
#include <machine/endian.h>
#undef htonl
unsigned long
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htonl(x)
unsigned long x;
{
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u_int32_t y = x;
#if BYTE_ORDER == LITTLE_ENDIAN
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u_char *s = (u_char *)&y;
return s[0] << 24 | s[1] << 16 | s[2] << 8 | s[3];
#else
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return y;
#endif
}