diff options
Diffstat (limited to 'libc/include/net/if_dl.h')
| -rw-r--r-- | libc/include/net/if_dl.h | 87 |
1 files changed, 0 insertions, 87 deletions
diff --git a/libc/include/net/if_dl.h b/libc/include/net/if_dl.h deleted file mode 100644 index 1f0c080..0000000 --- a/libc/include/net/if_dl.h +++ /dev/null @@ -1,87 +0,0 @@ -/* $NetBSD: if_dl.h,v 1.18 2005/12/11 23:05:24 thorpej Exp $ */ - -/* - * Copyright (c) 1990, 1993 - * The Regents of the University of California. All rights reserved. - * - * 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. - * 3. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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. - * - * @(#)if_dl.h 8.1 (Berkeley) 6/10/93 - */ - -/* - * A Link-Level Sockaddr may specify the interface in one of two - * ways: either by means of a system-provided index number (computed - * anew and possibly differently on every reboot), or by a human-readable - * string such as "il0" (for managerial convenience). - * - * Census taking actions, such as something akin to SIOCGCONF would return - * both the index and the human name. - * - * High volume transactions (such as giving a link-level ``from'' address - * in a recvfrom or recvmsg call) may be likely only to provide the indexed - * form, (which requires fewer copy operations and less space). - * - * The form and interpretation of the link-level address is purely a matter - * of convention between the device driver and its consumers; however, it is - * expected that all drivers for an interface of a given if_type will agree. - */ - -#ifndef _NET_IF_DL_H_ -#define _NET_IF_DL_H_ - -#include <sys/socket.h> - -/* - * Structure of a Link-Level sockaddr: - */ -struct sockaddr_dl { - u_char sdl_len; /* Total length of sockaddr */ - sa_family_t sdl_family; /* AF_LINK */ - u_int16_t sdl_index; /* if != 0, system given index for interface */ - u_char sdl_type; /* interface type */ - u_char sdl_nlen; /* interface name length, no trailing 0 reqd. */ - u_char sdl_alen; /* link level address length */ - u_char sdl_slen; /* link layer selector length */ - char sdl_data[12]; /* minimum work area, can be larger; - contains both if name and ll address */ -}; - -/* We do arithmetic directly with these, so keep them char instead of void */ -#define LLADDR(s) ((char *)((s)->sdl_data + (s)->sdl_nlen)) -#define CLLADDR(s) ((const char *)((s)->sdl_data + (s)->sdl_nlen)) - -#ifndef _KERNEL - -#include <sys/cdefs.h> - -__BEGIN_DECLS -void link_addr(const char *, struct sockaddr_dl *); -char *link_ntoa(const struct sockaddr_dl *); -__END_DECLS - -#endif /* !_KERNEL */ - -#endif /* !_NET_IF_DL_H_ */ |