namedb.h
Author: cmaier@cmassoc.net

    /*
     * Copyright (c) 1994, 1996
     *	The Regents of the University of California.  All rights reserved.
     *
     * Redistribution and use in source and binary forms, with or without
     * modification, are permitted provided that the following conditions
     * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     * 3. All advertising materials mentioning features or use of this software
     *    must display the following acknowledgement:
     *	This product includes software developed by the Computer Systems
     *	Engineering Group at Lawrence Berkeley Laboratory.
     * 4. Neither the name of the University nor of the Laboratory may be used
     *    to endorse or promote products derived from this software without
     *    specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     *
     * @(#) $Header: /tcpdump/master/libpcap/pcap/namedb.h,v 1.1 2006/10/04 18:09:22 guy Exp $ (LBL)
     */

    #ifndef lib_pcap_namedb_h
    #define lib_pcap_namedb_h

    #ifdef __cplusplus
    extern "C" {
    #endif

    /*
     * As returned by the pcap_next_etherent()
     * XXX this stuff doesn't belong in this interface, but this
     * library already must do name to address translation, so
     * on systems that don't have support for /etc/ethers, we
     * export these hooks since they'll
     */
    struct pcap_etherent {
    	u_char addr[6];
    	char name[122];
    };
    #ifndef PCAP_ETHERS_FILE
    #define PCAP_ETHERS_FILE "/etc/ethers"
    #endif
    struct	pcap_etherent *pcap_next_etherent(FILE *);
    u_char *pcap_ether_hostton(const char*);
    u_char *pcap_ether_aton(const char *);

    bpf_u_int32 **pcap_nametoaddr(const char *);
    #ifdef INET6
    struct addrinfo *pcap_nametoaddrinfo(const char *);
    #endif
    bpf_u_int32 pcap_nametonetaddr(const char *);

    int	pcap_nametoport(const char *, int *, int *);
    int	pcap_nametoportrange(const char *, int *, int *, int *);
    int	pcap_nametoproto(const char *);
    int	pcap_nametoeproto(const char *);
    int	pcap_nametollc(const char *);
    /*
     * If a protocol is unknown, PROTO_UNDEF is returned.
     * Also, pcap_nametoport() returns the protocol along with the port number.
     * If there are ambiguous entried in /etc/services (i.e. domain
     * can be either tcp or udp) PROTO_UNDEF is returned.
     */
    #define PROTO_UNDEF		-1

    /* XXX move these to pcap-int.h? */
    int __pcap_atodn(const char *, bpf_u_int32 *);
    int __pcap_atoin(const char *, bpf_u_int32 *);
    u_short	__pcap_nametodnaddr(const char *);

    #ifdef __cplusplus
    }
    #endif

    #endif

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