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Update compute_ip_checksum.c and ip_checksum.h to the versions from

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kexec-tools 1.101 (the current version).

Document the origin of the files in HACKING and in the files themselves.

Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de>
Acked-by: Stefan Reinauer <stepan@coresystems.de>



git-svn-id: svn://coreboot.org/repository/LinuxBIOSv3@203 f3766cd6-281f-0410-b1cd-43a5c92072e9
This commit is contained in:
Uwe Hermann 2007-03-06 14:46:57 +00:00
commit 3acfef5b84
3 changed files with 101 additions and 25 deletions
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23
include/ip_checksum.h
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@ -1,8 +1,29 @@
/*
* This file is part of the LinuxBIOS project.
*
* It was taken from kexec-tools 1.101.
*
* Copyright (C) 2003,2004 Eric Biederman <ebiederm@xmission.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef IP_CHECKSUM_H
#define IP_CHECKSUM_H
unsigned long compute_ip_checksum(void *addr, unsigned long length);
unsigned long add_ip_checksums(unsigned long offset, unsigned long sum, unsigned long new);
unsigned long negate_ip_checksum(unsigned long sum);
#endif /* IP_CHECKSUM_H */