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