[src/trunk]: src/sys/arch/m68k/m68k Remove MD m68k/in_cksum.c which is obsole...

[tsutsui <tsutsui%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/cb66d209d476
branches:  trunk
changeset: 757718:cb66d209d476
user:      tsutsui <tsutsui%NetBSD.org@localhost>
date:      Sun Sep 19 01:39:48 2010 +0000

description:
Remove MD m68k/in_cksum.c which is obsolete since cpu_in_cksum refactoring
in 2008 and now superseded by m68k/cpu_in_cksum.c.

diffstat:

 sys/arch/m68k/m68k/in_cksum.c |  100 ------------------------------------------
 1 files changed, 0 insertions(+), 100 deletions(-)

diffs (104 lines):

diff -r 1b107fd76208 -r cb66d209d476 sys/arch/m68k/m68k/in_cksum.c
--- a/sys/arch/m68k/m68k/in_cksum.c     Sun Sep 19 01:35:43 2010 +0000
+++ /dev/null   Thu Jan 01 00:00:00 1970 +0000
@@ -1,100 +0,0 @@
-/*     $NetBSD: in_cksum.c,v 1.11 2006/07/22 06:34:42 tsutsui Exp $    */
-
-/*
- * Copyright (c) 1988, 1990 Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * from: Utah Hdr: in_cksum.c 1.1 90/07/09
- *
- *     @(#)in_cksum.c  7.3 (Berkeley) 12/16/90
- */
-
-/*
- * in_cksum - checksum routine for the Internet Protocol family.
- */
-
-#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: in_cksum.c,v 1.11 2006/07/22 06:34:42 tsutsui Exp $");
-
-#include <sys/param.h>
-#include <sys/mbuf.h>
-#include <netinet/in.h>
-#include <netinet/in_systm.h>
-
-extern int oc_cksum(char *buffer, int length, int startingval);
-
-/*
- * Checksum routine for the Internet Protocol family.
- *
- * This isn't as bad as it looks.  For ip headers the "while" isn't
- * executed and we just drop through to the return statement at the
- * end.  For the usual tcp or udp packet (a single header mbuf
- * chained onto a cluster of data, we make exactly one trip through
- * the while (for the header mbuf) and never do the hairy code
- * inside the "if".  If fact, if m_copydata & sb_compact are doing
- * their job, we should never do the hairy code inside the "if".
- */
-int
-in_cksum(struct mbuf *m, int len)
-{
-       register int sum = 0;
-       register int i;
-
-       while (len > m->m_len) {
-               sum = oc_cksum(mtod(m, u_char *), i = m->m_len, sum);
-               m = m->m_next;
-               len -= i;
-               if (i & 1) {
-                       /*
-                        * ouch - we ended on an odd byte with more
-                        * to do.  This xfer is obviously not interested
-                        * in performance so finish things slowly.
-                        */
-                       register u_char *cp;
-
-                       while (len > m->m_len) {
-                               cp = mtod(m, u_char *);
-                               if (i & 1) {
-                                       i = m->m_len - 1;
-                                       --len;
-                                       sum += *cp++;
-                               } else
-                                       i = m->m_len;
-
-                               sum = oc_cksum(cp, i, sum);
-                               m = m->m_next;
-                               len -= i;
-                       }
-                       if (i & 1) {
-                               cp =  mtod(m, u_char *);
-                               sum += *cp++;
-                               return (0xffff & ~oc_cksum(cp, len - 1, sum));
-                       }
-               }
-       }
-       return 0xffff & ~oc_cksum(mtod(m, u_char *), len, sum);
-}