114d617bfSBenno Rice /*- 2*51369649SPedro F. Giffuni * SPDX-License-Identifier: BSD-3-Clause 3*51369649SPedro F. Giffuni * 414d617bfSBenno Rice * Copyright (c) 1990 The Regents of the University of California. 514d617bfSBenno Rice * All rights reserved. 614d617bfSBenno Rice * 714d617bfSBenno Rice * Redistribution and use in source and binary forms, with or without 814d617bfSBenno Rice * modification, are permitted provided that the following conditions 914d617bfSBenno Rice * are met: 1014d617bfSBenno Rice * 1. Redistributions of source code must retain the above copyright 1114d617bfSBenno Rice * notice, this list of conditions and the following disclaimer. 1214d617bfSBenno Rice * 2. Redistributions in binary form must reproduce the above copyright 1314d617bfSBenno Rice * notice, this list of conditions and the following disclaimer in the 1414d617bfSBenno Rice * documentation and/or other materials provided with the distribution. 15fc8c8560SEd Maste * 3. Neither the name of the University nor the names of its contributors 1614d617bfSBenno Rice * may be used to endorse or promote products derived from this software 1714d617bfSBenno Rice * without specific prior written permission. 1814d617bfSBenno Rice * 1914d617bfSBenno Rice * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 2014d617bfSBenno Rice * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2114d617bfSBenno Rice * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2214d617bfSBenno Rice * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 2314d617bfSBenno Rice * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2414d617bfSBenno Rice * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2514d617bfSBenno Rice * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2614d617bfSBenno Rice * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2714d617bfSBenno Rice * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2814d617bfSBenno Rice * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2914d617bfSBenno Rice * SUCH DAMAGE. 3014d617bfSBenno Rice * 3114d617bfSBenno Rice * from tahoe: in_cksum.c 1.2 86/01/05 3214d617bfSBenno Rice * from: Id: in_cksum.c,v 1.8 1995/12/03 18:35:19 bde Exp 3314d617bfSBenno Rice */ 3414d617bfSBenno Rice 3514d617bfSBenno Rice #ifndef _MACHINE_IN_CKSUM_H_ 3614d617bfSBenno Rice #define _MACHINE_IN_CKSUM_H_ 1 3714d617bfSBenno Rice 3814d617bfSBenno Rice #define in_cksum(m, len) in_cksum_skip(m, len, 0) 3914d617bfSBenno Rice 4014d617bfSBenno Rice #ifdef _KERNEL 41920b9658SBjoern A. Zeeb #if defined(IPVERSION) && (IPVERSION == 4) 4214d617bfSBenno Rice u_int in_cksum_hdr(const struct ip *ip); 43920b9658SBjoern A. Zeeb #endif 4414d617bfSBenno Rice u_short in_addword(u_short sum, u_short b); 4514d617bfSBenno Rice u_short in_pseudo(u_int sum, u_int b, u_int c); 4614d617bfSBenno Rice u_short in_cksum_skip(struct mbuf *m, int len, int skip); 4714d617bfSBenno Rice #endif 4814d617bfSBenno Rice 4914d617bfSBenno Rice #endif /* _MACHINE_IN_CKSUM_H_ */ 50