diff options
Diffstat (limited to 'usr.sbin/route6d/misc/cksum.c')
-rw-r--r-- | usr.sbin/route6d/misc/cksum.c | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/usr.sbin/route6d/misc/cksum.c b/usr.sbin/route6d/misc/cksum.c deleted file mode 100644 index bff7e2d..0000000 --- a/usr.sbin/route6d/misc/cksum.c +++ /dev/null @@ -1,52 +0,0 @@ -/* - * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. - * 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 project 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 PROJECT 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 PROJECT 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. - * - * $FreeBSD$ - */ - -#include <stdio.h> - -unsigned short buf[BUFSIZ]; - -main() -{ - int i; - unsigned short *p = buf, *q = &buf[4]; - unsigned long sum, sum2; - - while (scanf("%x", &i) != EOF) { - *p++ = i; printf("%d ", i); - } - printf("\n"); - - sum = buf[2] + (buf[3] >> 8) & 0xff; - while (q != p) - sum += (*q++ & 0xffff); - sum2 = (sum & 0xffff) + (sum >> 16) & 0xffff; - printf("%x, %x\n", sum, sum2); -} |