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Update from NetBSD 1.3 -> 1.6. Most notable, rev 1.6:

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"Make in_cksum work on little endian machines"

This would explain a few things. :-)
This commit is contained in:
Peter Wemm 2002-06-29 09:00:47 +00:00
parent f04af82768
commit 08db6efa75
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=99029
1 changed files with 13 additions and 1 deletions
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14
lib/libstand/in_cksum.c
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@ -1,4 +1,4 @@
/* $NetBSD: in_cksum.c,v 1.3 1995/04/22 13:53:48 cgd Exp $ */
/* $NetBSD: in_cksum.c,v 1.6 2000/03/31 19:55:09 castor Exp $ */
/*
* Copyright (c) 1992 Regents of the University of California.
@ -43,6 +43,9 @@
__FBSDID("$FreeBSD$");
#include <sys/types.h>
#include <machine/endian.h>
#include "stand.h"
/*
* Checksum routine for Internet Protocol family headers.
@ -71,12 +74,21 @@ in_cksum(p, len)
}
} else {
while ((len -= 2) >= 0) {
#if BYTE_ORDER == BIG_ENDIAN
sum += *cp++ << 8;
sum += *cp++;
#else
sum += *cp++;
sum += *cp++ << 8;
#endif
}
}
if ((oddbyte = len & 1) != 0)
#if BYTE_ORDER == BIG_ENDIAN
v = *cp << 8;
#else
v = *cp;
#endif
}
if (oddbyte)
sum += v;