29 lines
868 B
C
29 lines
868 B
C
/*
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* Copyright 2006-2018 Haiku, Inc. All Rights Reserved.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef _NET_IF_DL_H
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#define _NET_IF_DL_H
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#include <stdint.h>
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/* Link level sockaddr structure */
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struct sockaddr_dl {
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uint8_t sdl_len; /* Total length of sockaddr */
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uint8_t sdl_family; /* AF_LINK */
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uint16_t sdl_e_type; /* link level frame type */
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uint32_t sdl_index; /* index for interface */
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uint8_t sdl_type; /* interface type */
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uint8_t sdl_nlen; /* interface name length (not terminated with a null byte) */
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uint8_t sdl_alen; /* link level address length */
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uint8_t sdl_slen; /* link layer selector length */
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uint8_t sdl_data[46]; /* minimum work area, can be larger */
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};
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/* Macro to get a pointer to the link level address */
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#define LLADDR(s) ((uint8_t *)((s)->sdl_data + (s)->sdl_nlen))
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#endif /* _NET_IF_DL_H */
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