199767f8919635c4928607450d9e0abb932109ceToomas Soome/* $NetBSD: net.h,v 1.10 1995/10/20 00:46:30 cgd Exp $ */
199767f8919635c4928607450d9e0abb932109ceToomas Soome * Copyright (c) 1993 Adam Glass
199767f8919635c4928607450d9e0abb932109ceToomas Soome * Copyright (c) 1992 Regents of the University of California.
199767f8919635c4928607450d9e0abb932109ceToomas Soome * All rights reserved.
199767f8919635c4928607450d9e0abb932109ceToomas Soome * This software was developed by the Computer Systems Engineering group
199767f8919635c4928607450d9e0abb932109ceToomas Soome * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
199767f8919635c4928607450d9e0abb932109ceToomas Soome * contributed to Berkeley.
199767f8919635c4928607450d9e0abb932109ceToomas Soome * Redistribution and use in source and binary forms, with or without
199767f8919635c4928607450d9e0abb932109ceToomas Soome * modification, are permitted provided that the following conditions
199767f8919635c4928607450d9e0abb932109ceToomas Soome * 1. Redistributions of source code must retain the above copyright
199767f8919635c4928607450d9e0abb932109ceToomas Soome * notice, this list of conditions and the following disclaimer.
199767f8919635c4928607450d9e0abb932109ceToomas Soome * 2. Redistributions in binary form must reproduce the above copyright
199767f8919635c4928607450d9e0abb932109ceToomas Soome * notice, this list of conditions and the following disclaimer in the
199767f8919635c4928607450d9e0abb932109ceToomas Soome * documentation and/or other materials provided with the distribution.
199767f8919635c4928607450d9e0abb932109ceToomas Soome * 4. Neither the name of the University nor the names of its contributors
199767f8919635c4928607450d9e0abb932109ceToomas Soome * may be used to endorse or promote products derived from this software
199767f8919635c4928607450d9e0abb932109ceToomas Soome * without specific prior written permission.
199767f8919635c4928607450d9e0abb932109ceToomas Soome * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
199767f8919635c4928607450d9e0abb932109ceToomas Soome * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
199767f8919635c4928607450d9e0abb932109ceToomas Soome * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
199767f8919635c4928607450d9e0abb932109ceToomas Soome * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
199767f8919635c4928607450d9e0abb932109ceToomas Soome * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
199767f8919635c4928607450d9e0abb932109ceToomas Soome * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
199767f8919635c4928607450d9e0abb932109ceToomas Soome * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
199767f8919635c4928607450d9e0abb932109ceToomas Soome * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
199767f8919635c4928607450d9e0abb932109ceToomas Soome * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
199767f8919635c4928607450d9e0abb932109ceToomas Soome * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
199767f8919635c4928607450d9e0abb932109ceToomas Soome * SUCH DAMAGE.
199767f8919635c4928607450d9e0abb932109ceToomas Soome#define BA { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }
199767f8919635c4928607450d9e0abb932109ceToomas Soome/* Returns true if n_long's on the same net */
199767f8919635c4928607450d9e0abb932109ceToomas Soome#define SAMENET(a1, a2, m) ((a1.s_addr & m) == (a2.s_addr & m))
199767f8919635c4928607450d9e0abb932109ceToomas Soome#define MACPY(s, d) bcopy((char *)s, (char *)d, 6)
199767f8919635c4928607450d9e0abb932109ceToomas Soome * How much room to leave for headers:
199767f8919635c4928607450d9e0abb932109ceToomas Soome * 14: struct ether_header
199767f8919635c4928607450d9e0abb932109ceToomas Soome * 20: struct ip
199767f8919635c4928607450d9e0abb932109ceToomas Soome * 8: struct udphdr
199767f8919635c4928607450d9e0abb932109ceToomas Soome * That's 42 but let's pad it out to 48 bytes.
199767f8919635c4928607450d9e0abb932109ceToomas Soome/* All of these are in network order. */
199767f8919635c4928607450d9e0abb932109ceToomas Soomeextern int debug; /* defined in the machdep sources */
199767f8919635c4928607450d9e0abb932109ceToomas Soome/* ARP/RevARP functions: */
199767f8919635c4928607450d9e0abb932109ceToomas Soomeu_char *arpwhohas(struct iodesc *, struct in_addr);
199767f8919635c4928607450d9e0abb932109ceToomas Soome/* Link functions: */
199767f8919635c4928607450d9e0abb932109ceToomas Soomessize_t sendether(struct iodesc *d, void *pkt, size_t len,
199767f8919635c4928607450d9e0abb932109ceToomas Soomessize_t readether(struct iodesc *d, void *pkt, size_t len,
199767f8919635c4928607450d9e0abb932109ceToomas Soomessize_t sendudp(struct iodesc *, void *, size_t);
199767f8919635c4928607450d9e0abb932109ceToomas Soomessize_t readudp(struct iodesc *, void *, size_t, time_t);
199767f8919635c4928607450d9e0abb932109ceToomas Soome ssize_t (*)(struct iodesc *, void *, size_t, time_t),
199767f8919635c4928607450d9e0abb932109ceToomas Soomevoid bootp(int, int);
199767f8919635c4928607450d9e0abb932109ceToomas Soome/* Utilities: */
199767f8919635c4928607450d9e0abb932109ceToomas Soomeint in_cksum(void *, int);
199767f8919635c4928607450d9e0abb932109ceToomas Soome/* Machine-dependent functions: */