namedb.h revision 190214 
1258283Speter/*
2258283Speter * Copyright (c) 1994, 1996
3258283Speter *	The Regents of the University of California.  All rights reserved.
4258283Speter *
5258283Speter * Redistribution and use in source and binary forms, with or without
6258283Speter * modification, are permitted provided that the following conditions
7258283Speter * are met:
8258283Speter * 1. Redistributions of source code must retain the above copyright
9258283Speter *    notice, this list of conditions and the following disclaimer.
10258283Speter * 2. Redistributions in binary form must reproduce the above copyright
11258283Speter *    notice, this list of conditions and the following disclaimer in the
12258283Speter *    documentation and/or other materials provided with the distribution.
13258283Speter * 3. All advertising materials mentioning features or use of this software
14258283Speter *    must display the following acknowledgement:
15258283Speter *	This product includes software developed by the Computer Systems
16258283Speter *	Engineering Group at Lawrence Berkeley Laboratory.
17258283Speter * 4. Neither the name of the University nor of the Laboratory may be used
18258283Speter *    to endorse or promote products derived from this software without
19258283Speter *    specific prior written permission.
20258283Speter *
21258283Speter * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22258283Speter * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23258283Speter * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24258283Speter * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25258283Speter * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26258283Speter * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27258283Speter * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28258283Speter * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29258283Speter * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30258283Speter * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31258283Speter * SUCH DAMAGE.
32258283Speter *
33258283Speter * @(#) $Header: /tcpdump/master/libpcap/pcap/namedb.h,v 1.1 2006/10/04 18:09:22 guy Exp $ (LBL)
34258283Speter */
35258283Speter
36258283Speter#ifndef lib_pcap_namedb_h
37258283Speter#define lib_pcap_namedb_h
38
39#ifdef __cplusplus
40extern "C" {
41#endif
42
43/*
44 * As returned by the pcap_next_etherent()
45 * XXX this stuff doesn't belong in this interface, but this
46 * library already must do name to address translation, so
47 * on systems that don't have support for /etc/ethers, we
48 * export these hooks since they'll
49 */
50struct pcap_etherent {
51	u_char addr[6];
52	char name[122];
53};
54#ifndef PCAP_ETHERS_FILE
55#define PCAP_ETHERS_FILE "/etc/ethers"
56#endif
57struct	pcap_etherent *pcap_next_etherent(FILE *);
58u_char *pcap_ether_hostton(const char*);
59u_char *pcap_ether_aton(const char *);
60
61bpf_u_int32 **pcap_nametoaddr(const char *);
62#ifdef INET6
63struct addrinfo *pcap_nametoaddrinfo(const char *);
64#endif
65bpf_u_int32 pcap_nametonetaddr(const char *);
66
67int	pcap_nametoport(const char *, int *, int *);
68int	pcap_nametoportrange(const char *, int *, int *, int *);
69int	pcap_nametoproto(const char *);
70int	pcap_nametoeproto(const char *);
71int	pcap_nametollc(const char *);
72/*
73 * If a protocol is unknown, PROTO_UNDEF is returned.
74 * Also, pcap_nametoport() returns the protocol along with the port number.
75 * If there are ambiguous entried in /etc/services (i.e. domain
76 * can be either tcp or udp) PROTO_UNDEF is returned.
77 */
78#define PROTO_UNDEF		-1
79
80/* XXX move these to pcap-int.h? */
81int __pcap_atodn(const char *, bpf_u_int32 *);
82int __pcap_atoin(const char *, bpf_u_int32 *);
83u_short	__pcap_nametodnaddr(const char *);
84
85#ifdef __cplusplus
86}
87#endif
88
89#endif
90