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Import arm64 in_cksum.h correctly

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When this file was brought in, it came from the wrong location or
freebsd-org hash. This corrects the file such that freebsd-to-rtems.py
runs cleanly.
This commit is contained in:
Kinsey Moore 2021-12-15 09:11:22 -06:00 committed by Joel Sherrill
parent 25a883272a
commit f4cf022ad4
1 changed files with 7 additions and 38 deletions
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45
freebsd/sys/arm64/include/machine/in_cksum.h
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@ -1,6 +1,4 @@
/*-
* SPDX-License-Identifier: BSD-3-Clause
*
* Copyright (c) 1990 The Regents of the University of California.
* All rights reserved.
*
@ -31,7 +29,6 @@
* from tahoe: in_cksum.c 1.2 86/01/05
* from: @(#)in_cksum.c 1.3 (Berkeley) 1/19/91
* from: Id: in_cksum.c,v 1.8 1995/12/03 18:35:19 bde Exp
* from: src/sys/alpha/include/in_cksum.h,v 1.7 2005/03/02 21:33:20 joerg
* $FreeBSD$
*/
@ -40,44 +37,16 @@
#include <sys/cdefs.h>
#define in_cksum(m, len) in_cksum_skip(m, len, 0)
#if defined(IPVERSION) && (IPVERSION == 4)
/*
* It it useful to have an Internet checksum routine which is inlineable
* and optimized specifically for the task of computing IP header checksums
* in the normal case (where there are no options and the header length is
* therefore always exactly five 32-bit words.
*/
#ifdef __CC_SUPPORTS___INLINE
static __inline void
in_cksum_update(struct ip *ip)
{
int __tmpsum;
__tmpsum = (int)ntohs(ip->ip_sum) + 256;
ip->ip_sum = htons(__tmpsum + (__tmpsum >> 16));
}
#else
#define in_cksum_update(ip) \
do { \
int __tmpsum; \
__tmpsum = (int)ntohs(ip->ip_sum) + 256; \
ip->ip_sum = htons(__tmpsum + (__tmpsum >> 16)); \
} while(0)
#endif
#endif
#ifdef _KERNEL
#if defined(IPVERSION) && (IPVERSION == 4)
u_int in_cksum_hdr(const struct ip *ip);
#endif
#define in_cksum(m, len) in_cksum_skip(m, len, 0)
u_short in_addword(u_short sum, u_short b);
u_short in_pseudo(u_int sum, u_int b, u_int c);
u_short in_cksum_skip(struct mbuf *m, int len, int skip);
u_int do_cksum(const void *, int);
#if defined(IPVERSION) && (IPVERSION == 4)
u_int in_cksum_hdr(const struct ip *);
#endif
u_short in_pseudo(u_int sum, u_int b, u_int c);
#endif /* _KERNEL */
#endif /* _MACHINE_IN_CKSUM_H_ */