142 lines
4.3 KiB
C
142 lines
4.3 KiB
C
/* packet-ascend.c
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* Routines for decoding Lucent/Ascend packet traces
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*
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* $Id: packet-ascend.c,v 1.10 2000/03/27 17:53:18 gram Exp $
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*
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* Ethereal - Network traffic analyzer
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* By Gerald Combs <gerald@zing.org>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#ifdef HAVE_SYS_TYPES_H
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# include <sys/types.h>
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#endif
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#include <glib.h>
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#include <string.h>
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#include "packet.h"
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#include "packet-eth.h"
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#include "packet-ppp.h"
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static int proto_ascend = -1;
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static int hf_link_type = -1;
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static int hf_session_id = -1;
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static int hf_called_number = -1;
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static int hf_chunk = -1;
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static int hf_task = -1;
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static int hf_user_name = -1;
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static gint ett_raw = -1;
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static const value_string encaps_vals[] = {
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{ASCEND_PFX_WDS_X, "PPP Transmit"},
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{ASCEND_PFX_WDS_R, "PPP Receive" },
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{ASCEND_PFX_WDD, "Ethernet" },
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{0, NULL } };
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void
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dissect_ascend( const u_char *pd, frame_data *fd, proto_tree *tree ) {
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proto_tree *fh_tree;
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proto_item *ti;
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/* load the top pane info. This should be overwritten by
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the next protocol in the stack */
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if(check_col(fd, COL_RES_DL_SRC))
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col_add_str(fd, COL_RES_DL_SRC, "N/A" );
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if(check_col(fd, COL_RES_DL_DST))
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col_add_str(fd, COL_RES_DL_DST, "N/A" );
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if(check_col(fd, COL_PROTOCOL))
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col_add_str(fd, COL_PROTOCOL, "N/A" );
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if(check_col(fd, COL_INFO))
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col_add_str(fd, COL_INFO, "Lucent/Ascend packet trace" );
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/* populate a tree in the second pane with the status of the link
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layer (ie none) */
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if(tree) {
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ti = proto_tree_add_text(tree, 0, 0, "Lucent/Ascend packet trace" );
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fh_tree = proto_item_add_subtree(ti, ett_raw);
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proto_tree_add_item(fh_tree, hf_link_type, 0, 0,
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fd->pseudo_header.ascend.type);
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if (fd->pseudo_header.ascend.type == ASCEND_PFX_WDD) {
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proto_tree_add_item(fh_tree, hf_called_number, 0, 0,
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fd->pseudo_header.ascend.call_num);
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proto_tree_add_item(fh_tree, hf_chunk, 0, 0,
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fd->pseudo_header.ascend.chunk);
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proto_tree_add_item_hidden(fh_tree, hf_session_id, 0, 0, 0);
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} else { /* It's wandsession data */
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proto_tree_add_item(fh_tree, hf_user_name, 0, 0,
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fd->pseudo_header.ascend.user);
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proto_tree_add_item(fh_tree, hf_session_id, 0, 0,
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fd->pseudo_header.ascend.sess);
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proto_tree_add_item_hidden(fh_tree, hf_chunk, 0, 0, 0);
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}
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proto_tree_add_item(fh_tree, hf_task, 0, 0, fd->pseudo_header.ascend.task);
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}
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switch (fd->pseudo_header.ascend.type) {
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case ASCEND_PFX_WDS_X:
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case ASCEND_PFX_WDS_R:
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dissect_ppp(pd, 0, fd, tree);
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break;
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case ASCEND_PFX_WDD:
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dissect_eth(pd, 0, fd, tree);
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break;
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default:
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break;
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}
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}
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void
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proto_register_ascend(void)
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{
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static hf_register_info hf[] = {
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{ &hf_link_type,
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{ "Link type", "ascend.type", FT_UINT32, BASE_DEC, VALS(encaps_vals), 0x0,
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"" }},
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{ &hf_session_id,
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{ "Session ID", "ascend.sess", FT_UINT32, BASE_DEC, NULL, 0x0,
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"" }},
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{ &hf_called_number,
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{ "Called number", "ascend.number", FT_STRING, BASE_NONE, NULL, 0x0,
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"" }},
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{ &hf_chunk,
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{ "WDD Chunk", "ascend.chunk", FT_UINT32, BASE_HEX, NULL, 0x0,
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"" }},
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{ &hf_task,
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{ "Task", "ascend.task", FT_UINT32, BASE_HEX, NULL, 0x0,
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"" }},
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{ &hf_user_name,
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{ "User name", "ascend.user", FT_STRING, BASE_NONE, NULL, 0x0,
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"" }},
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};
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static gint *ett[] = {
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&ett_raw,
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};
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proto_ascend = proto_register_protocol("Lucent/Ascend debug output", "ascend");
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proto_register_field_array(proto_ascend, hf, array_length(hf));
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proto_register_subtree_array(ett, array_length(ett));
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}
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