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2741208502
Upstream change to fix byte order issues. Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
49 lines
814 B
C
49 lines
814 B
C
/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
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/*
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* IPv6 RPL-SR implementation
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*
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* Author:
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* (C) 2020 Alexander Aring <alex.aring@gmail.com>
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*/
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#ifndef _LINUX_RPL_H
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#define _LINUX_RPL_H
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#include <asm/byteorder.h>
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#include <linux/types.h>
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#include <linux/in6.h>
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/*
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* RPL SR Header
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*/
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struct ipv6_rpl_sr_hdr {
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__u8 nexthdr;
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__u8 hdrlen;
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__u8 type;
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__u8 segments_left;
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#if defined(__LITTLE_ENDIAN_BITFIELD)
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__u32 cmpre:4,
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cmpri:4,
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reserved:4,
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pad:4,
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reserved1:16;
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#elif defined(__BIG_ENDIAN_BITFIELD)
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__u32 cmpri:4,
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cmpre:4,
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pad:4,
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reserved:20;
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#else
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#error "Please fix <asm/byteorder.h>"
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#endif
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union {
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struct in6_addr addr[0];
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__u8 data[0];
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} segments;
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} __attribute__((packed));
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#define rpl_segaddr segments.addr
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#define rpl_segdata segments.data
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#endif
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