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LinuxKPI: add addrconf_addr_solict_mult()

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Introduce net/addrconf.h with an implementation to
addrconf_addr_solict_mult() used by WiFi drivers.

Sponsored by:	The FreeBSD Foundation
MFC after:	2 weeks
Reviewed by:	hselasky
Differential Revision: https://reviews.freebsd.org/D30416
This commit is contained in:
Bjoern A. Zeeb 2021-05-24 17:49:12 +00:00
parent 32f753f270
commit 095f018e49
1 changed files with 51 additions and 0 deletions
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51
sys/compat/linuxkpi/common/include/net/addrconf.h Normal file
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/*-
* SPDX-License-Identifier: BSD-2-Clause
*
* Copyright (c) 2020 The FreeBSD Foundation
*
* This software was developed by Björn Zeeb under sponsorship from
* the FreeBSD Foundation.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*
* $FreeBSD$
*/
#ifndef __LKPI_NET_ADDRCONF_H
#define __LKPI_NET_ADDRCONF_H
#include <sys/types.h>
#include <netinet/in.h>
static __inline void
addrconf_addr_solict_mult(struct in6_addr *ia6, struct in6_addr *sol)
{
sol->s6_addr16[0] = IPV6_ADDR_INT16_MLL;
sol->s6_addr16[1] = 0;
sol->s6_addr32[1] = 0;
sol->s6_addr32[2] = IPV6_ADDR_INT32_ONE;
sol->s6_addr32[3] = ia6->s6_addr32[3];
sol->s6_addr8[12] = 0xff;
}
#endif /* __LKPI_NET_ADDRCONF_H */