1 /*	$NetBSD: ip_private.h,v 1.3 2008/04/28 20:24:09 martin Exp $	*/
2 
3 /*-
4  * Copyright (c) 2008 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Jason R. Thorpe.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #ifndef _NETINET_IP_PRIVATE_H_
33 #define _NETINET_IP_PRIVATE_H_
34 
35 #ifdef _KERNEL
36 #include <net/net_stats.h>
37 
38 extern	percpu_t *ipstat_percpu;
39 
40 #define	IP_STAT_GETREF()	_NET_STAT_GETREF(ipstat_percpu)
41 #define	IP_STAT_PUTREF()	_NET_STAT_PUTREF(ipstat_percpu)
42 
43 #define	IP_STATINC(x)		_NET_STATINC(ipstat_percpu, x)
44 #define	IP_STATDEC(x)		_NET_STATDEC(ipstat_percpu, x)
45 
46 #ifdef __NO_STRICT_ALIGNMENT
47 #define	IP_HDR_ALIGNED_P(ip)	1
48 #else
49 #define	IP_HDR_ALIGNED_P(ip)	((((vaddr_t) (ip)) & 3) == 0)
50 #endif
51 #endif /* _KERNEL */
52 
53 #endif /* !_NETINET_IP_PRIVATE_H_ */
54