Source to bsd/libkern/inet_ntoa.c

/*
 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
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 * The contents of this file constitute Original Code as defined in and
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/*
 * Copyright 1994, 1995 Massachusetts Institute of Technology
 *
 * Permission to use, copy, modify, and distribute this software and
 * its documentation for any purpose and without fee is hereby
 * granted, provided that both the above copyright notice and this
 * permission notice appear in all copies, that both the above
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 * in advertising or publicity pertaining to distribution of the
 * software without specific, written prior permission.  M.I.T. makes
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 * warranty.
 *
 * THIS SOFTWARE IS PROVIDED BY M.I.T. ``AS IS''.  M.I.T. DISCLAIMS
 * ALL EXPRESS OR IMPLIED WARRANTIES WITH REGARD TO THIS SOFTWARE,
 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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#include <sys/param.h>
#include <sys/systm.h>

#include <netinet/in.h>

char *
inet_ntoa(struct in_addr ina)
{
	static char buf[4*sizeof "123"];
	unsigned char *ucp = (unsigned char *)&ina;

	sprintf(buf, "%d.%d.%d.%d",
		ucp[0] & 0xff,
		ucp[1] & 0xff,
		ucp[2] & 0xff,
		ucp[3] & 0xff);
	return buf;
}