xnu-344.49.tar.gz

[apple/xnu.git] / bsd / net / net_osdep.c

/*
 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
 * 
 * This file contains Original Code and/or Modifications of Original Code
 * as defined in and that are subject to the Apple Public Source License
 * Version 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. Please obtain a copy of the License at
 * http://www.opensource.apple.com/apsl/ and read it before using this
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 * 
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 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
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/*
 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
 * All rights reserved.
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 * modification, are permitted provided that the following conditions
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 * 3. Neither the name of the project nor the names of its contributors
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 */

#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/mbuf.h>
#include <sys/socket.h>
#include <sys/sockio.h>
#include <sys/errno.h>
#include <sys/time.h>
#include <sys/syslog.h>
#include <kern/cpu_number.h>

#include <net/if.h>
#include <net/if_types.h>
#include <net/netisr.h>
#include <net/route.h>
#include <net/bpf.h>

#include <net/net_osdep.h>

const char *
if_name(ifp)
	struct ifnet *ifp;
{
#define MAXNUMBUF	8
	static char nam[MAXNUMBUF][IFNAMSIZ + 10];	/*enough?*/
	static int ifbufround = 0;
	char *cp;

	ifbufround = (ifbufround + 1) % MAXNUMBUF;
	cp = nam[ifbufround];

	snprintf(cp, IFNAMSIZ + 10, "%s%d", ifp->if_name, ifp->if_unit);
	return((const char *)cp);
#undef MAXNUMBUF
}