2 * Routines for MSX irc packet dissection
4 * $Id: packet-irc.c,v 1.3 2000/01/07 22:05:31 guy Exp $
6 * Ethereal - Network traffic analyzer
7 * By Gerald Combs <gerald@zing.org>
8 * Copyright 1998 Gerald Combs
10 * Copied from packet-tftp.c
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License
14 * as published by the Free Software Foundation; either version 2
15 * of the License, or (at your option) any later version.
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
33 #ifdef HAVE_SYS_TYPES_H
34 # include <sys/types.h>
37 #ifdef HAVE_NETINET_IN_H
38 # include <netinet/in.h>
45 static int proto_irc = -1;
46 static int hf_irc_request = -1;
47 static int hf_irc_response = -1;
48 static int hf_irc_command = -1;
50 static gint ett_irc = -1;
52 void dissect_irc_request(proto_tree *tree, char *line, int offset, int len)
54 proto_tree_add_item_hidden(tree, hf_irc_request,
56 proto_tree_add_text(tree, offset,
57 len, "Request Line: %s", line);
60 void dissect_irc_response(proto_tree *tree, char *line, int offset, int len)
62 proto_tree_add_item_hidden(tree, hf_irc_response,
64 proto_tree_add_text(tree, offset,
65 len, "Response Line: %s", line);
69 dissect_irc(const u_char *pd, int offset, frame_data *fd, proto_tree *tree)
71 proto_tree *irc_tree, *ti;
76 if (check_col(fd, COL_PROTOCOL))
77 col_add_str(fd, COL_PROTOCOL, "IRC");
79 if (check_col(fd, COL_INFO))
81 col_add_fstr(fd, COL_INFO, "%s",
82 (pi.match_port == pi.destport) ? "Request" : "Response");
87 ti = proto_tree_add_item(tree, proto_irc, offset, END_OF_FRAME, NULL);
88 irc_tree = proto_item_add_subtree(ti, ett_irc);
90 tmpline = (char *)g_malloc( pi.captured_len );
92 while ( i < pd + pi.captured_len )
99 /* copy up to end or cr/nl */
100 while ( i < pd + pi.captured_len && *i != '\r' && *i != '\n' )
102 tmpline[cur++] = *(i++);
108 while ( i < pd + pi.captured_len &&
109 (*i == '\r' || *i == '\n') )
115 if ( strlen(tmpline) > 0 )
117 if (pi.match_port == pi.destport)
119 dissect_irc_request(irc_tree, tmpline, start, len);
123 dissect_irc_response(irc_tree, tmpline, start, len);
133 proto_register_irc(void)
135 static hf_register_info hf[] = {
137 { "Response", "irc.response",
138 FT_BOOLEAN, BASE_NONE, NULL, 0x0,
139 "TRUE if IRC response" }},
142 { "Request", "irc.request",
143 FT_BOOLEAN, BASE_NONE, NULL, 0x0,
144 "TRUE if IRC request" }},
147 { "Command", "irc.command",
148 FT_STRING, BASE_NONE, NULL, 0x0,
149 "Command associated with request" }}
152 static gint *ett[] = {
155 proto_irc = proto_register_protocol("Internet Relay Chat", "irc");
156 proto_register_field_array(proto_irc, hf, array_length(hf));
157 proto_register_subtree_array(ett, array_length(ett));