2 * Definitions for network object lookup
4 * $Id: resolv.h,v 1.11 1999/11/21 16:32:16 gram 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.
35 #define EPATH_ETHERS "/etc/ethers"
36 #define EPATH_IPXNETS "/etc/ipxnets"
37 #define EPATH_MANUF DATAFILE_DIR "/manuf"
38 #define EPATH_PERSONAL_ETHERS ".ethereal/ethers" /* with "$HOME/" prefix */
39 #define EPATH_PERSONAL_IPXNETS ".ethereal/ipxnets" /* with "$HOME/" prefix */
42 #define MAXNAMELEN 64 /* max name length (hostname and port name) */
45 /* global variables */
47 extern gchar *g_ethers_path;
48 extern gchar *g_ipxnets_path;
49 extern gchar *g_manuf_path;
50 extern gchar *g_pethers_path;
51 extern gchar *g_pipxnets_path;
53 /* Functions in resolv.c */
55 /* get_tcp_port returns the UDP port name or "%d" if not found */
56 extern u_char *get_udp_port(u_int port);
58 /* get_tcp_port returns the TCP port name or "%d" if not found */
59 extern u_char *get_tcp_port(u_int port);
61 /* get_hostname returns the host name or "%d.%d.%d.%d" if not found */
62 extern u_char *get_hostname(u_int addr);
64 /* get_hostname returns the host name, or numeric addr if not found */
66 gchar* get_hostname6(struct e_in6_addr *ad);
68 /* get_ether_name returns the logical name if found in ethers files else
69 "<vendor>_%02x:%02x:%02x" if the vendor code is known else
70 "%02x:%02x:%02x:%02x:%02x:%02x" */
71 extern u_char *get_ether_name(const u_char *addr);
73 /* get_ether_name returns the logical name if found in ethers files else NULL */
74 extern u_char *get_ether_name_if_known(const u_char *addr);
76 /* get_manuf_name returns the vendor name or "%02x:%02x:%02x" if not known */
77 extern u_char *get_manuf_name(u_char *addr);
79 /* get_ipxnet_name returns the logical name if found in an ipxnets file,
80 * or a string formatted with "%X" if not */
81 extern u_char *get_ipxnet_name(const guint32 addr);
83 /* returns the ethernet address corresponding to name or NULL if not known */
84 extern u_char *get_ether_addr(u_char *name);
86 /* returns the ipx network corresponding to name. If name is unknown,
87 * 0 is returned and 'known' is set to TRUE. */
88 guint32 get_ipxnet_addr(u_char *name, gboolean *known);
90 /* adds a hostname/IP in the hash table */
91 extern void add_host_name(u_int addr, u_char *name);
93 /* Translates a string representing the hostname or dotted-decimal IP address
94 * into a numeric IP address value, returning TRUE if it succeeds and
95 * FALSE if it fails. */
96 gboolean get_host_ipaddr(const char *host, guint32 *addrp);
99 * Translate IPv6 numeric address or FQDN hostname, into binary IPv6 address.
100 * Return TRUE if we succeed and set "*addrp" to that numeric IP address;
101 * return FALSE if we fail.
103 gboolean get_host_ipaddr6(const char *host, struct e_in6_addr *addrp);
105 #endif /* __RESOLV_H__ */