2 * Routines for decoding Lucent/Ascend packet traces
4 * $Id: packet-ascend.c,v 1.11 2000/05/11 08:14:54 gram Exp $
6 * Ethereal - Network traffic analyzer
7 * By Gerald Combs <gerald@zing.org>
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * as published by the Free Software Foundation; either version 2
12 * of the License, or (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
28 #ifdef HAVE_SYS_TYPES_H
29 # include <sys/types.h>
35 #include "packet-eth.h"
36 #include "packet-ppp.h"
38 static int proto_ascend = -1;
39 static int hf_link_type = -1;
40 static int hf_session_id = -1;
41 static int hf_called_number = -1;
42 static int hf_chunk = -1;
43 static int hf_task = -1;
44 static int hf_user_name = -1;
46 static gint ett_raw = -1;
48 static const value_string encaps_vals[] = {
49 {ASCEND_PFX_WDS_X, "PPP Transmit"},
50 {ASCEND_PFX_WDS_R, "PPP Receive" },
51 {ASCEND_PFX_WDD, "Ethernet" },
55 dissect_ascend( const u_char *pd, frame_data *fd, proto_tree *tree ) {
59 /* load the top pane info. This should be overwritten by
60 the next protocol in the stack */
61 if(check_col(fd, COL_RES_DL_SRC))
62 col_add_str(fd, COL_RES_DL_SRC, "N/A" );
63 if(check_col(fd, COL_RES_DL_DST))
64 col_add_str(fd, COL_RES_DL_DST, "N/A" );
65 if(check_col(fd, COL_PROTOCOL))
66 col_add_str(fd, COL_PROTOCOL, "N/A" );
67 if(check_col(fd, COL_INFO))
68 col_add_str(fd, COL_INFO, "Lucent/Ascend packet trace" );
70 /* populate a tree in the second pane with the status of the link
73 ti = proto_tree_add_text(tree, NullTVB, 0, 0, "Lucent/Ascend packet trace" );
74 fh_tree = proto_item_add_subtree(ti, ett_raw);
75 proto_tree_add_item(fh_tree, hf_link_type, NullTVB, 0, 0,
76 fd->pseudo_header.ascend.type);
77 if (fd->pseudo_header.ascend.type == ASCEND_PFX_WDD) {
78 proto_tree_add_item(fh_tree, hf_called_number, NullTVB, 0, 0,
79 fd->pseudo_header.ascend.call_num);
80 proto_tree_add_item(fh_tree, hf_chunk, NullTVB, 0, 0,
81 fd->pseudo_header.ascend.chunk);
82 proto_tree_add_item_hidden(fh_tree, hf_session_id, NullTVB, 0, 0, 0);
83 } else { /* It's wandsession data */
84 proto_tree_add_item(fh_tree, hf_user_name, NullTVB, 0, 0,
85 fd->pseudo_header.ascend.user);
86 proto_tree_add_item(fh_tree, hf_session_id, NullTVB, 0, 0,
87 fd->pseudo_header.ascend.sess);
88 proto_tree_add_item_hidden(fh_tree, hf_chunk, NullTVB, 0, 0, 0);
90 proto_tree_add_item(fh_tree, hf_task, NullTVB, 0, 0, fd->pseudo_header.ascend.task);
93 switch (fd->pseudo_header.ascend.type) {
94 case ASCEND_PFX_WDS_X:
95 case ASCEND_PFX_WDS_R:
96 dissect_ppp(pd, 0, fd, tree);
99 dissect_eth(pd, 0, fd, tree);
107 proto_register_ascend(void)
109 static hf_register_info hf[] = {
111 { "Link type", "ascend.type", FT_UINT32, BASE_DEC, VALS(encaps_vals), 0x0,
115 { "Session ID", "ascend.sess", FT_UINT32, BASE_DEC, NULL, 0x0,
119 { "Called number", "ascend.number", FT_STRING, BASE_NONE, NULL, 0x0,
123 { "WDD Chunk", "ascend.chunk", FT_UINT32, BASE_HEX, NULL, 0x0,
127 { "Task", "ascend.task", FT_UINT32, BASE_HEX, NULL, 0x0,
131 { "User name", "ascend.user", FT_STRING, BASE_NONE, NULL, 0x0,
134 static gint *ett[] = {
138 proto_ascend = proto_register_protocol("Lucent/Ascend debug output", "ascend");
139 proto_register_field_array(proto_ascend, hf, array_length(hf));
140 proto_register_subtree_array(ett, array_length(ett));