1 /* $NetBSD: namedb.h,v 1.2 2014/11/19 19:33:31 christos 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 36 #ifndef lib_pcap_namedb_h 37 #define lib_pcap_namedb_h 38 39 #ifdef __cplusplus 40 extern "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 */ 50 struct 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 57 struct pcap_etherent *pcap_next_etherent(FILE *); 58 u_char *pcap_ether_hostton(const char*); 59 u_char *pcap_ether_aton(const char *); 60 61 bpf_u_int32 **pcap_nametoaddr(const char *); 62 #ifdef INET6 63 struct addrinfo *pcap_nametoaddrinfo(const char *); 64 #endif 65 bpf_u_int32 pcap_nametonetaddr(const char *); 66 67 int pcap_nametoport(const char *, int *, int *); 68 int pcap_nametoportrange(const char *, int *, int *, int *); 69 int pcap_nametoproto(const char *); 70 int pcap_nametoeproto(const char *); 71 int 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? */ 81 int __pcap_atodn(const char *, bpf_u_int32 *); 82 int __pcap_atoin(const char *, bpf_u_int32 *); 83 u_short __pcap_nametodnaddr(const char *); 84 85 #ifdef __cplusplus 86 } 87 #endif 88 89 #endif 90