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