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/* resolv.h
* Definitions for network object lookup
*
* $Id: resolv.h,v 1.13 2000/08/19 08:26:04 guy Exp $
*
* Laurent Deniel <deniel@worldnet.fr>
*
* Ethereal - Network traffic analyzer
* By Gerald Combs <gerald@zing.org>
* Copyright 1998 Gerald Combs
*
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __RESOLV_H__
#define __RESOLV_H__
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#define EPATH_ETHERS "/etc/ethers"
#define EPATH_IPXNETS "/etc/ipxnets"
#define EPATH_MANUF DATAFILE_DIR "/manuf"
#define EPATH_PERSONAL_ETHERS ".ethereal/ethers" /* with "$HOME/" prefix */
#define EPATH_PERSONAL_IPXNETS ".ethereal/ipxnets" /* with "$HOME/" prefix */
#ifndef MAXNAMELEN
#define MAXNAMELEN 64 /* max name length (hostname and port name) */
#endif
/* global variables */
extern gchar *g_ethers_path;
extern gchar *g_ipxnets_path;
extern gchar *g_manuf_path;
extern gchar *g_pethers_path;
extern gchar *g_pipxnets_path;
/* Functions in resolv.c */
/* get_tcp_port returns the UDP port name or "%u" if not found */
extern u_char *get_udp_port(u_int port);
/* get_tcp_port returns the TCP port name or "%u" if not found */
extern u_char *get_tcp_port(u_int port);
/* get_sctp_port returns the SCTP port name or "%u" if not found */
extern u_char *get_sctp_port(u_int port);
/* get_hostname returns the host name or "%d.%d.%d.%d" if not found */
extern u_char *get_hostname(u_int addr);
/* get_hostname returns the host name, or numeric addr if not found */
struct e_in6_addr;
gchar* get_hostname6(struct e_in6_addr *ad);
/* get_ether_name returns the logical name if found in ethers files else
"<vendor>_%02x:%02x:%02x" if the vendor code is known else
"%02x:%02x:%02x:%02x:%02x:%02x" */
extern u_char *get_ether_name(const u_char *addr);
/* get_ether_name returns the logical name if found in ethers files else NULL */
extern u_char *get_ether_name_if_known(const u_char *addr);
/* get_manuf_name returns the vendor name or "%02x:%02x:%02x" if not known */
extern u_char *get_manuf_name(u_char *addr);
/* get_ipxnet_name returns the logical name if found in an ipxnets file,
* or a string formatted with "%X" if not */
extern u_char *get_ipxnet_name(const guint32 addr);
/* returns the ethernet address corresponding to name or NULL if not known */
extern u_char *get_ether_addr(u_char *name);
/* returns the ipx network corresponding to name. If name is unknown,
* 0 is returned and 'known' is set to TRUE. */
guint32 get_ipxnet_addr(u_char *name, gboolean *known);
/* adds a hostname/IP in the hash table */
extern void add_host_name(u_int addr, u_char *name);
/* add ethernet address / name corresponding to IP address */
extern void add_ether_byip(u_int ip, const u_char *eth);
/* Translates a string representing the hostname or dotted-decimal IP address
* into a numeric IP address value, returning TRUE if it succeeds and
* FALSE if it fails. */
gboolean get_host_ipaddr(const char *host, guint32 *addrp);
/*
* Translate IPv6 numeric address or FQDN hostname, into binary IPv6 address.
* Return TRUE if we succeed and set "*addrp" to that numeric IP address;
* return FALSE if we fail.
*/
gboolean get_host_ipaddr6(const char *host, struct e_in6_addr *addrp);
#endif /* __RESOLV_H__ */
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