external/bsd/libpcap/dist/pcap/namedb.h

   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