2 * Definitions for network object lookup
4 * $Id: resolv.h,v 1.7 2001/08/21 06:39:17 guy Exp $
6 * Laurent Deniel <deniel@worldnet.fr>
8 * Ethereal - Network traffic analyzer
9 * By Gerald Combs <gerald@zing.org>
10 * Copyright 1998 Gerald Combs
13 * This program is free software; you can redistribute it and/or
14 * modify it under the terms of the GNU General Public License
15 * as published by the Free Software Foundation; either version 2
16 * of the License, or (at your option) any later version.
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU General Public License for more details.
23 * You should have received a copy of the GNU General Public License
24 * along with this program; if not, write to the Free Software
25 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
32 #define MAXNAMELEN 64 /* max name length (hostname and port name) */
35 /* global variables */
37 extern gchar *g_ethers_path;
38 extern gchar *g_ipxnets_path;
39 extern gchar *g_pethers_path;
40 extern gchar *g_pipxnets_path;
42 /* Functions in resolv.c */
44 /* get_tcp_port returns the UDP port name or "%u" if not found */
45 extern guchar *get_udp_port(guint port);
47 /* get_tcp_port returns the TCP port name or "%u" if not found */
48 extern guchar *get_tcp_port(guint port);
50 /* get_sctp_port returns the SCTP port name or "%u" if not found */
51 extern guchar *get_sctp_port(guint port);
53 /* get_hostname returns the host name or "%d.%d.%d.%d" if not found */
54 extern guchar *get_hostname(guint addr);
56 /* get_hostname returns the host name, or numeric addr if not found */
58 const guchar* get_hostname6(struct e_in6_addr *ad);
60 /* get_ether_name returns the logical name if found in ethers files else
61 "<vendor>_%02x:%02x:%02x" if the vendor code is known else
62 "%02x:%02x:%02x:%02x:%02x:%02x" */
63 extern guchar *get_ether_name(const guint8 *addr);
65 /* get_ether_name returns the logical name if found in ethers files else NULL */
66 extern guchar *get_ether_name_if_known(const guint8 *addr);
68 /* get_manuf_name returns the vendor name or "%02x:%02x:%02x" if not known */
69 extern const guchar *get_manuf_name(const guint8 *addr);
71 /* get_ipxnet_name returns the logical name if found in an ipxnets file,
72 * or a string formatted with "%X" if not */
73 extern const guchar *get_ipxnet_name(const guint32 addr);
75 /* returns the ethernet address corresponding to name or NULL if not known */
76 extern guint8 *get_ether_addr(const guchar *name);
78 /* returns the ipx network corresponding to name. If name is unknown,
79 * 0 is returned and 'known' is set to FALSE. On success, 'known'
81 guint32 get_ipxnet_addr(const guchar *name, gboolean *known);
83 /* adds a hostname/IP in the hash table */
84 extern void add_host_name(guint addr, const guchar *name);
86 /* add ethernet address / name corresponding to IP address */
87 extern void add_ether_byip(guint ip, const guint8 *eth);
89 /* Translates a string representing the hostname or dotted-decimal IP address
90 * into a numeric IP address value, returning TRUE if it succeeds and
91 * FALSE if it fails. */
92 gboolean get_host_ipaddr(const char *host, guint32 *addrp);
95 * Translate IPv6 numeric address or FQDN hostname, into binary IPv6 address.
96 * Return TRUE if we succeed and set "*addrp" to that numeric IP address;
97 * return FALSE if we fail.
99 gboolean get_host_ipaddr6(const char *host, struct e_in6_addr *addrp);
101 #endif /* __RESOLV_H__ */