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[src/trunk]: src/sys/arch/sh3/sh3 byebye



details:   https://anonhg.NetBSD.org/src/rev/d9bd5e19291d
branches:  trunk
changeset: 513739:d9bd5e19291d
user:      msaitoh <msaitoh%NetBSD.org@localhost>
date:      Fri Aug 10 18:55:08 2001 +0000

description:
byebye

diffstat:

 sys/arch/sh3/sh3/in_cksum.c |  87 ---------------------------------------------
 1 files changed, 0 insertions(+), 87 deletions(-)

diffs (91 lines):

diff -r dcd53d49d300 -r d9bd5e19291d sys/arch/sh3/sh3/in_cksum.c
--- a/sys/arch/sh3/sh3/in_cksum.c       Fri Aug 10 18:51:06 2001 +0000
+++ /dev/null   Thu Jan 01 00:00:00 1970 +0000
@@ -1,87 +0,0 @@
-/*     $NetBSD: in_cksum.c,v 1.1 1999/09/13 10:31:29 itojun Exp $      */
-
-/*
- * Copyright (C) 1995, 1996 Wolfgang Solfrank.
- * Copyright (C) 1995, 1996 TooLs GmbH.
- * 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. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *     This product includes software developed by TooLs GmbH.
- * 4. The name of TooLs GmbH may not be used to endorse or promote products
- *    derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``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 TOOLS GMBH 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.
- */
-#include <sys/param.h>
-#include <sys/mbuf.h>
-
-/*
- * First cut for in_cksum.
- * This code is in C and should be optimized for PPC later.
- */
-#define        REDUCE          (sum = (sum & 0xffff) + (sum >> 16))
-#define        ROL             (sum = sum << 8)
-#define        ADDB            (ROL, sum += *w, byte_swapped ^= 1)
-#define        ADDS            (sum += htons(*(u_short *)w))
-#define        SHIFT(n)        (w += (n), mlen -= (n))
-#define        ADDCARRY        do { while (sum > 0xffff) REDUCE; } while (0)
-
-int
-in_cksum __P ((struct mbuf *m, int len));
-
-int
-in_cksum(m, len)
-       struct mbuf *m;
-       int len;
-{
-       u_char *w;
-       u_int sum = 0;
-       int mlen;
-       int byte_swapped = 0;
-
-       for (; m && len; m = m->m_next) {
-               if (m->m_len == 0)
-                       continue;
-               w = mtod(m, u_char *);
-               mlen = m->m_len;
-               if (len < mlen)
-                       mlen = len;
-               len -= mlen;
-               if ((long)w & 1) {
-                       REDUCE;
-                       ADDB;
-                       SHIFT(1);
-               }
-               while (mlen >= 2) {
-                       ADDS;
-                       SHIFT(2);
-               }
-               REDUCE;
-               if (mlen == 1)
-                       ADDB;
-       }
-       if (byte_swapped) {
-               REDUCE;
-               ROL;
-       }
-       ADDCARRY;
-       return sum ^ 0xffff;
-}



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