pcap-namedb.h revision 1.4
1/* $OpenBSD: pcap-namedb.h,v 1.4 1996/07/12 13:19:11 mickey Exp $ */ 2 3/* 4 * Copyright (c) 1994, 1996 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by the Computer Systems 18 * Engineering Group at Lawrence Berkeley Laboratory. 19 * 4. Neither the name of the University nor of the Laboratory may be used 20 * to endorse or promote products derived from this software without 21 * specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 * @(#) Header: pcap-namedb.h,v 1.4 96/06/23 02:21:08 leres Exp (LBL) 36 */ 37 38#ifndef lib_pcap_ethers_h 39#define lib_pcap_ethers_h 40 41/* 42 * As returned by the pcap_next_etherent() 43 * XXX this stuff doesn't belong in this interface, but this 44 * library already must do name to address translation, so 45 * on systems that don't have support for /etc/ethers, we 46 * export these hooks since they'll 47 */ 48struct pcap_etherent { 49 u_char addr[6]; 50 char name[122]; 51}; 52#ifndef PCAP_ETHERS_FILE 53#define PCAP_ETHERS_FILE "/etc/ethers" 54#endif 55struct pcap_etherent *pcap_next_etherent(FILE *); 56u_char *pcap_ether_hostton(const char*); 57u_char *pcap_ether_aton(const char *); 58 59bpf_u_int32 **pcap_nametoaddr(const char *); 60bpf_u_int32 pcap_nametonetaddr(const char *); 61 62int pcap_nametoport(const char *, int *, int *); 63int pcap_nametoproto(const char *); 64int pcap_nametoeproto(const char *); 65/* 66 * If a protocol is unknown, PROTO_UNDEF is returned. 67 * Also, pcap_nametoport() returns the protocol along with the port number. 68 * If there are ambiguous entried in /etc/services (i.e. domain 69 * can be either tcp or udp) PROTO_UNDEF is returned. 70 */ 71#define PROTO_UNDEF -1 72 73/* XXX move these to pcap-int.h? */ 74bpf_u_int32 __pcap_atodn(const char *); 75bpf_u_int32 __pcap_atoin(const char *); 76u_short __pcap_nametodnaddr(const char *); 77 78#endif 79