2002-09-20 09:22:46 +00:00
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/* packet-sccp.c
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* Routines for Signalling Connection Control Part (SCCP) Management dissection
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2003-04-10 18:52:15 +00:00
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*
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2002-09-20 09:22:46 +00:00
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* It is hopefully compliant to:
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* ANSI T1.112.3-1996
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* ITU-T Q.713 7/1996
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2003-04-10 18:52:15 +00:00
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* YDN 038-1997 (Chinese ITU variant)
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2006-04-05 16:03:36 +00:00
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* JT-Q714 and NTT-Q714 (Japan)
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*
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* Note that NTT Annex E (SCCP Management Procedure (Global Title Status
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* Management)) is not implemented (yet)
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2002-09-20 09:22:46 +00:00
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*
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* Copyright 2002, Jeff Morriss <jeff.morriss[AT]ulticom.com>
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*
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2004-07-18 00:24:25 +00:00
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* $Id$
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2002-09-20 09:22:46 +00:00
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*
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2006-05-21 04:49:01 +00:00
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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2002-09-20 09:22:46 +00:00
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* Copyright 1998 Gerald Combs
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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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2003-01-02 20:44:32 +00:00
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#include <stdlib.h>
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#include <glib.h>
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#include <epan/packet.h>
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2002-09-20 09:22:46 +00:00
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#include "packet-mtp3.h"
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#define SCCPMG_SSN 1
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#define SCCPMG_MESSAGE_TYPE_SSA 0x01
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#define SCCPMG_MESSAGE_TYPE_SSP 0x02
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#define SCCPMG_MESSAGE_TYPE_SST 0x03
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#define SCCPMG_MESSAGE_TYPE_SOR 0x04
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#define SCCPMG_MESSAGE_TYPE_SOG 0x05
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/* SSC is ITU only */
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#define SCCPMG_MESSAGE_TYPE_SSC 0x06
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/* Below are ANSI only */
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#define SCCPMG_MESSAGE_TYPE_SBR 0xfd
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#define SCCPMG_MESSAGE_TYPE_SNR 0xfe
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#define SCCPMG_MESSAGE_TYPE_SRT 0xff
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/* Same as below but with names typed out */
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static const value_string sccpmg_message_type_values[] = {
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{ SCCPMG_MESSAGE_TYPE_SSA, "SubSystem Allowed" },
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{ SCCPMG_MESSAGE_TYPE_SSP, "SubSystem Prohibited" },
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{ SCCPMG_MESSAGE_TYPE_SST, "Subsystem Status Test" },
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{ SCCPMG_MESSAGE_TYPE_SOR, "Subsystem Out of service Request" },
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{ SCCPMG_MESSAGE_TYPE_SOG, "Subsystem Out of service Grant" },
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{ SCCPMG_MESSAGE_TYPE_SSC, "SubSystem Congested (ITU)" },
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{ SCCPMG_MESSAGE_TYPE_SBR, "Subsystem Backup Routing (ANSI)" },
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{ SCCPMG_MESSAGE_TYPE_SNR, "Subsystem Normal Routing (ANSI)" },
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{ SCCPMG_MESSAGE_TYPE_SRT, "Subsystem Routing status Test (ANSI)" },
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{ 0, NULL } };
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/* Same as above but in acronym for (for the Info column) */
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static const value_string sccpmg_message_type_acro_values[] = {
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{ SCCPMG_MESSAGE_TYPE_SSA, "SSA" },
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{ SCCPMG_MESSAGE_TYPE_SSP, "SSP" },
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{ SCCPMG_MESSAGE_TYPE_SST, "SST" },
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{ SCCPMG_MESSAGE_TYPE_SOR, "SOR" },
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{ SCCPMG_MESSAGE_TYPE_SOG, "SOG" },
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{ SCCPMG_MESSAGE_TYPE_SSC, "SSC" },
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{ SCCPMG_MESSAGE_TYPE_SBR, "SBR" },
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{ SCCPMG_MESSAGE_TYPE_SNR, "SNR" },
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{ SCCPMG_MESSAGE_TYPE_SRT, "SRT" },
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{ 0, NULL } };
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#define SCCPMG_MESSAGE_TYPE_OFFSET 0
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#define SCCPMG_MESSAGE_TYPE_LENGTH 1
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#define SCCPMG_AFFECTED_SSN_OFFSET SCCPMG_MESSAGE_TYPE_LENGTH
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#define SCCPMG_AFFECTED_SSN_LENGTH 1
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#define SCCPMG_AFFECTED_PC_OFFSET (SCCPMG_AFFECTED_SSN_OFFSET + SCCPMG_AFFECTED_SSN_LENGTH)
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#define ITU_SCCPMG_AFFECTED_PC_LENGTH 2
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#define ANSI_SCCPMG_AFFECTED_PC_LENGTH 3
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#define ITU_SCCPMG_SMI_OFFSET (SCCPMG_AFFECTED_PC_OFFSET + ITU_SCCPMG_AFFECTED_PC_LENGTH)
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#define ANSI_SCCPMG_SMI_OFFSET (SCCPMG_AFFECTED_PC_OFFSET + ANSI_SCCPMG_AFFECTED_PC_LENGTH)
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#define SCCPMG_SMI_LENGTH 1
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#define SCCPMG_SMI_MASK 0x3
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#define ITU_SCCPMG_CONGESTION_OFFSET (ITU_SCCPMG_SMI_OFFSET + SCCPMG_SMI_LENGTH)
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#define ITU_SCCPMG_CONGESTION_LENGTH 1
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#define ITU_SCCPMG_CONGESTION_MASK 0x0f
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2003-04-10 18:52:15 +00:00
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#define CHINESE_ITU_SCCPMG_CONGESTION_OFFSET (ANSI_SCCPMG_SMI_OFFSET + SCCPMG_SMI_LENGTH)
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2002-09-20 09:22:46 +00:00
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#define SCCPMG_SSN_LENGTH 1
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/* Initialize the protocol and registered fields */
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static int proto_sccpmg = -1;
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static int hf_sccpmg_message_type = -1;
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static int hf_sccpmg_affected_ssn = -1;
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2006-04-05 16:03:36 +00:00
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static int hf_sccpmg_affected_itu_pc = -1;
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static int hf_sccpmg_affected_japan_pc = -1;
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2003-01-02 20:44:32 +00:00
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static int hf_sccpmg_affected_ansi_pc = -1;
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2003-04-10 18:52:15 +00:00
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static int hf_sccpmg_affected_chinese_pc = -1;
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2002-09-20 09:22:46 +00:00
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static int hf_sccpmg_affected_pc_member = -1;
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static int hf_sccpmg_affected_pc_cluster = -1;
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static int hf_sccpmg_affected_pc_network = -1;
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static int hf_sccpmg_smi = -1;
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static int hf_sccpmg_congestion_level = -1;
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/* Initialize the subtree pointers */
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static gint ett_sccpmg = -1;
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static gint ett_sccpmg_affected_pc = -1;
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static void
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dissect_sccpmg_unknown_message(tvbuff_t *message_tvb, proto_tree *sccpmg_tree)
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{
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guint32 message_length;
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message_length = tvb_length(message_tvb);
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proto_tree_add_text(sccpmg_tree, message_tvb, 0, message_length,
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"Unknown message (%u byte%s)", message_length,
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plurality(message_length, "", "s"));
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}
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static void
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dissect_sccpmg_affected_ssn(tvbuff_t *tvb, proto_tree *sccpmg_tree)
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{
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proto_tree_add_item(sccpmg_tree, hf_sccpmg_affected_ssn, tvb,
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SCCPMG_AFFECTED_SSN_OFFSET, SCCPMG_SSN_LENGTH,
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FALSE);
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}
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static void
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dissect_sccpmg_affected_pc(tvbuff_t *tvb, proto_tree *sccpmg_tree)
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{
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guint8 offset = SCCPMG_AFFECTED_PC_OFFSET;
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if (mtp3_standard == ITU_STANDARD) {
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2006-04-05 16:03:36 +00:00
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proto_tree_add_item(sccpmg_tree, hf_sccpmg_affected_itu_pc, tvb,
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2002-09-20 09:22:46 +00:00
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offset, ITU_PC_LENGTH, TRUE);
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2006-04-05 16:03:36 +00:00
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} else if (mtp3_standard == JAPAN_STANDARD) {
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proto_tree_add_item(sccpmg_tree, hf_sccpmg_affected_japan_pc,
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tvb, offset, JAPAN_PC_LENGTH, TRUE);
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2003-04-10 18:52:15 +00:00
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} else /* ANSI_STANDARD and CHINESE_ITU_STANDARD */ {
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int *hf_affected_pc;
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if (mtp3_standard == ANSI_STANDARD)
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{
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hf_affected_pc = &hf_sccpmg_affected_ansi_pc;
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} else /* CHINESE_ITU_STANDARD */ {
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hf_affected_pc = &hf_sccpmg_affected_chinese_pc;
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}
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2006-09-14 10:51:44 +00:00
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/* create and fill the PC tree */
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dissect_mtp3_3byte_pc(tvb, offset, sccpmg_tree,
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ett_sccpmg_affected_pc, *hf_affected_pc,
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hf_sccpmg_affected_pc_network,
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hf_sccpmg_affected_pc_cluster,
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hf_sccpmg_affected_pc_member, 0, 0);
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offset += ANSI_PC_LENGTH;
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2002-09-20 09:22:46 +00:00
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}
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}
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static void
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dissect_sccpmg_smi(tvbuff_t *tvb, proto_tree *sccpmg_tree)
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{
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guint8 offset = 0;
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2006-04-05 16:03:36 +00:00
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if (mtp3_standard == ITU_STANDARD || mtp3_standard == JAPAN_STANDARD)
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2002-09-20 09:22:46 +00:00
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offset = ITU_SCCPMG_SMI_OFFSET;
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2003-04-10 18:52:15 +00:00
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else /* ANSI_STANDARD and CHINESE_ITU_STANDARD */
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2002-09-20 09:22:46 +00:00
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offset = ANSI_SCCPMG_SMI_OFFSET;
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proto_tree_add_item(sccpmg_tree, hf_sccpmg_smi, tvb, offset,
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SCCPMG_SMI_LENGTH, FALSE);
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}
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static void
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dissect_sccpmg_congestion_level(tvbuff_t *tvb, proto_tree *sccpmg_tree)
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{
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2003-04-10 18:52:15 +00:00
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guint8 offset = 0;
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if (mtp3_standard == CHINESE_ITU_STANDARD)
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offset = CHINESE_ITU_SCCPMG_CONGESTION_OFFSET;
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2006-04-05 16:03:36 +00:00
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else /* ITU_STANDARD or JAPAN_STANDARD */
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2003-04-10 18:52:15 +00:00
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offset = ITU_SCCPMG_CONGESTION_OFFSET;
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2002-09-20 09:22:46 +00:00
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proto_tree_add_item(sccpmg_tree, hf_sccpmg_congestion_level, tvb,
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2003-04-10 18:52:15 +00:00
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offset, ITU_SCCPMG_CONGESTION_LENGTH, FALSE);
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2002-09-20 09:22:46 +00:00
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}
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static void
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dissect_sccpmg_message(tvbuff_t *tvb, packet_info *pinfo, proto_tree *sccpmg_tree)
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{
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guint8 message_type;
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guint8 offset = 0;
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/* Extract the message type; all other processing is based on this */
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message_type = tvb_get_guint8(tvb, SCCPMG_MESSAGE_TYPE_OFFSET);
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offset = SCCPMG_MESSAGE_TYPE_LENGTH;
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2006-04-05 16:03:36 +00:00
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if (check_col(pinfo->cinfo, COL_INFO))
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col_add_fstr(pinfo->cinfo, COL_INFO, "%s ", val_to_str(message_type, sccpmg_message_type_acro_values, "Unknown"));
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2002-09-20 09:22:46 +00:00
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if (sccpmg_tree) {
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/* add the message type to the protocol tree */
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proto_tree_add_uint(sccpmg_tree, hf_sccpmg_message_type, tvb,
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SCCPMG_MESSAGE_TYPE_OFFSET,
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SCCPMG_MESSAGE_TYPE_LENGTH, message_type);
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}
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switch(message_type) {
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case SCCPMG_MESSAGE_TYPE_SBR:
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case SCCPMG_MESSAGE_TYPE_SNR:
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case SCCPMG_MESSAGE_TYPE_SRT:
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2003-04-10 18:52:15 +00:00
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if (mtp3_standard != ANSI_STANDARD)
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2002-09-20 09:22:46 +00:00
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{
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dissect_sccpmg_unknown_message(tvb, sccpmg_tree);
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break;
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}
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/* else fallthrough */
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case SCCPMG_MESSAGE_TYPE_SSA:
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case SCCPMG_MESSAGE_TYPE_SSP:
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case SCCPMG_MESSAGE_TYPE_SST:
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case SCCPMG_MESSAGE_TYPE_SOR:
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case SCCPMG_MESSAGE_TYPE_SOG:
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dissect_sccpmg_affected_ssn(tvb, sccpmg_tree);
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dissect_sccpmg_affected_pc(tvb, sccpmg_tree);
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dissect_sccpmg_smi(tvb, sccpmg_tree);
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break;
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case SCCPMG_MESSAGE_TYPE_SSC:
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2003-04-10 18:52:15 +00:00
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if (mtp3_standard != ANSI_STANDARD)
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2002-09-20 09:22:46 +00:00
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{
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dissect_sccpmg_affected_ssn(tvb, sccpmg_tree);
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dissect_sccpmg_affected_pc(tvb, sccpmg_tree);
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dissect_sccpmg_smi(tvb, sccpmg_tree);
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dissect_sccpmg_congestion_level(tvb, sccpmg_tree);
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}
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/* else fallthrough */
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default:
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dissect_sccpmg_unknown_message(tvb, sccpmg_tree);
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}
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}
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static void
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dissect_sccpmg(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
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{
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proto_item *sccpmg_item;
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proto_tree *sccpmg_tree = NULL;
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/* Make entry in the Protocol column on summary display */
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2003-09-06 00:04:45 +00:00
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if (check_col(pinfo->cinfo, COL_PROTOCOL))
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switch(mtp3_standard) {
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case ITU_STANDARD:
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col_set_str(pinfo->cinfo, COL_PROTOCOL, "SCCPMG (Int. ITU)");
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break;
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case ANSI_STANDARD:
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col_set_str(pinfo->cinfo, COL_PROTOCOL, "SCCPMG (ANSI)");
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break;
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case CHINESE_ITU_STANDARD:
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col_set_str(pinfo->cinfo, COL_PROTOCOL, "SCCPMG (Chin. ITU)");
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break;
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};
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2002-09-20 09:22:46 +00:00
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/* In the interest of speed, if "tree" is NULL, don't do any work not
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necessary to generate protocol tree items. */
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if (tree) {
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/* create the sccpmg protocol tree */
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sccpmg_item = proto_tree_add_item(tree, proto_sccpmg, tvb, 0,
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-1, FALSE);
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sccpmg_tree = proto_item_add_subtree(sccpmg_item, ett_sccpmg);
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}
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/* dissect the message */
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dissect_sccpmg_message(tvb, pinfo, sccpmg_tree);
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}
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2006-05-21 04:49:01 +00:00
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/* Register the protocol with Wireshark */
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2002-09-20 09:22:46 +00:00
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void
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proto_register_sccpmg(void)
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{
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/* Setup list of header fields */
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static hf_register_info hf[] = {
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{ &hf_sccpmg_message_type,
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{ "Message Type", "sccpmg.message_type",
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2003-01-02 20:44:32 +00:00
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FT_UINT8, BASE_HEX, VALS(sccpmg_message_type_values), 0x0,
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From Kovarththanan Rajaratnam via bug 3548:
(1) Trailing/leading spaces are removed from 'name's/'blurb's
(2) Duplicate 'blurb's are replaced with NULL
(3) Empty ("") 'blurb's are replaced with NULL
(4) BASE_NONE, NULL, 0x0 are used for 'display', 'strings' and 'bitmask' fields
for FT_NONE, FT_BYTES, FT_IPv4, FT_IPv6, FT_ABSOLUTE_TIME, FT_RELATIVE_TIME,
FT_PROTOCOL, FT_STRING and FT_STRINGZ field types
(5) Only allow non-zero value for 'display' if 'bitmask' is non-zero
svn path=/trunk/; revision=28770
2009-06-18 21:30:42 +00:00
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NULL, HFILL}},
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2002-09-20 09:22:46 +00:00
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{ &hf_sccpmg_affected_ssn,
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{ "Affected SubSystem Number", "sccpmg.ssn",
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2003-01-02 20:44:32 +00:00
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FT_UINT8, BASE_DEC, NULL, 0x0,
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From Kovarththanan Rajaratnam via bug 3548:
(1) Trailing/leading spaces are removed from 'name's/'blurb's
(2) Duplicate 'blurb's are replaced with NULL
(3) Empty ("") 'blurb's are replaced with NULL
(4) BASE_NONE, NULL, 0x0 are used for 'display', 'strings' and 'bitmask' fields
for FT_NONE, FT_BYTES, FT_IPv4, FT_IPv6, FT_ABSOLUTE_TIME, FT_RELATIVE_TIME,
FT_PROTOCOL, FT_STRING and FT_STRINGZ field types
(5) Only allow non-zero value for 'display' if 'bitmask' is non-zero
svn path=/trunk/; revision=28770
2009-06-18 21:30:42 +00:00
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NULL, HFILL}},
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2006-04-05 16:03:36 +00:00
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{ &hf_sccpmg_affected_itu_pc,
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2002-09-20 09:22:46 +00:00
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{ "Affected Point Code", "sccpmg.pc",
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2003-01-02 20:44:32 +00:00
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FT_UINT16, BASE_DEC, NULL, ITU_PC_MASK,
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From Kovarththanan Rajaratnam via bug 3548:
(1) Trailing/leading spaces are removed from 'name's/'blurb's
(2) Duplicate 'blurb's are replaced with NULL
(3) Empty ("") 'blurb's are replaced with NULL
(4) BASE_NONE, NULL, 0x0 are used for 'display', 'strings' and 'bitmask' fields
for FT_NONE, FT_BYTES, FT_IPv4, FT_IPv6, FT_ABSOLUTE_TIME, FT_RELATIVE_TIME,
FT_PROTOCOL, FT_STRING and FT_STRINGZ field types
(5) Only allow non-zero value for 'display' if 'bitmask' is non-zero
svn path=/trunk/; revision=28770
2009-06-18 21:30:42 +00:00
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NULL, HFILL}},
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2006-04-05 16:03:36 +00:00
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{ &hf_sccpmg_affected_japan_pc,
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{ "Affected Point Code", "sccpmg.pc",
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FT_UINT16, BASE_DEC, NULL, 0x0,
|
From Kovarththanan Rajaratnam via bug 3548:
(1) Trailing/leading spaces are removed from 'name's/'blurb's
(2) Duplicate 'blurb's are replaced with NULL
(3) Empty ("") 'blurb's are replaced with NULL
(4) BASE_NONE, NULL, 0x0 are used for 'display', 'strings' and 'bitmask' fields
for FT_NONE, FT_BYTES, FT_IPv4, FT_IPv6, FT_ABSOLUTE_TIME, FT_RELATIVE_TIME,
FT_PROTOCOL, FT_STRING and FT_STRINGZ field types
(5) Only allow non-zero value for 'display' if 'bitmask' is non-zero
svn path=/trunk/; revision=28770
2009-06-18 21:30:42 +00:00
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NULL, HFILL}},
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2003-01-02 20:44:32 +00:00
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{ &hf_sccpmg_affected_ansi_pc,
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{ "Affected Point Code", "sccpmg.ansi_pc",
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FT_STRING, BASE_NONE, NULL, 0x0,
|
From Kovarththanan Rajaratnam via bug 3548:
(1) Trailing/leading spaces are removed from 'name's/'blurb's
(2) Duplicate 'blurb's are replaced with NULL
(3) Empty ("") 'blurb's are replaced with NULL
(4) BASE_NONE, NULL, 0x0 are used for 'display', 'strings' and 'bitmask' fields
for FT_NONE, FT_BYTES, FT_IPv4, FT_IPv6, FT_ABSOLUTE_TIME, FT_RELATIVE_TIME,
FT_PROTOCOL, FT_STRING and FT_STRINGZ field types
(5) Only allow non-zero value for 'display' if 'bitmask' is non-zero
svn path=/trunk/; revision=28770
2009-06-18 21:30:42 +00:00
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NULL, HFILL}},
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2003-04-10 18:52:15 +00:00
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{ &hf_sccpmg_affected_chinese_pc,
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{ "Affected Point Code", "sccpmg.chinese_pc",
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FT_STRING, BASE_NONE, NULL, 0x0,
|
From Kovarththanan Rajaratnam via bug 3548:
(1) Trailing/leading spaces are removed from 'name's/'blurb's
(2) Duplicate 'blurb's are replaced with NULL
(3) Empty ("") 'blurb's are replaced with NULL
(4) BASE_NONE, NULL, 0x0 are used for 'display', 'strings' and 'bitmask' fields
for FT_NONE, FT_BYTES, FT_IPv4, FT_IPv6, FT_ABSOLUTE_TIME, FT_RELATIVE_TIME,
FT_PROTOCOL, FT_STRING and FT_STRINGZ field types
(5) Only allow non-zero value for 'display' if 'bitmask' is non-zero
svn path=/trunk/; revision=28770
2009-06-18 21:30:42 +00:00
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NULL, HFILL}},
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2002-09-20 09:22:46 +00:00
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{ &hf_sccpmg_affected_pc_network,
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2003-01-02 20:44:32 +00:00
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{ "Affected PC Network", "sccpmg.network",
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FT_UINT24, BASE_DEC, NULL, ANSI_NETWORK_MASK,
|
From Kovarththanan Rajaratnam via bug 3548:
(1) Trailing/leading spaces are removed from 'name's/'blurb's
(2) Duplicate 'blurb's are replaced with NULL
(3) Empty ("") 'blurb's are replaced with NULL
(4) BASE_NONE, NULL, 0x0 are used for 'display', 'strings' and 'bitmask' fields
for FT_NONE, FT_BYTES, FT_IPv4, FT_IPv6, FT_ABSOLUTE_TIME, FT_RELATIVE_TIME,
FT_PROTOCOL, FT_STRING and FT_STRINGZ field types
(5) Only allow non-zero value for 'display' if 'bitmask' is non-zero
svn path=/trunk/; revision=28770
2009-06-18 21:30:42 +00:00
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NULL, HFILL}},
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2002-09-20 09:22:46 +00:00
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{ &hf_sccpmg_affected_pc_cluster,
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2003-01-02 20:44:32 +00:00
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{ "Affected PC Cluster", "sccpmg.cluster",
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FT_UINT24, BASE_DEC, NULL, ANSI_CLUSTER_MASK,
|
From Kovarththanan Rajaratnam via bug 3548:
(1) Trailing/leading spaces are removed from 'name's/'blurb's
(2) Duplicate 'blurb's are replaced with NULL
(3) Empty ("") 'blurb's are replaced with NULL
(4) BASE_NONE, NULL, 0x0 are used for 'display', 'strings' and 'bitmask' fields
for FT_NONE, FT_BYTES, FT_IPv4, FT_IPv6, FT_ABSOLUTE_TIME, FT_RELATIVE_TIME,
FT_PROTOCOL, FT_STRING and FT_STRINGZ field types
(5) Only allow non-zero value for 'display' if 'bitmask' is non-zero
svn path=/trunk/; revision=28770
2009-06-18 21:30:42 +00:00
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NULL, HFILL}},
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2002-09-20 09:22:46 +00:00
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{ &hf_sccpmg_affected_pc_member,
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2003-01-02 20:44:32 +00:00
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{ "Affected PC Member", "sccpmg.member",
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FT_UINT24, BASE_DEC, NULL, ANSI_MEMBER_MASK,
|
From Kovarththanan Rajaratnam via bug 3548:
(1) Trailing/leading spaces are removed from 'name's/'blurb's
(2) Duplicate 'blurb's are replaced with NULL
(3) Empty ("") 'blurb's are replaced with NULL
(4) BASE_NONE, NULL, 0x0 are used for 'display', 'strings' and 'bitmask' fields
for FT_NONE, FT_BYTES, FT_IPv4, FT_IPv6, FT_ABSOLUTE_TIME, FT_RELATIVE_TIME,
FT_PROTOCOL, FT_STRING and FT_STRINGZ field types
(5) Only allow non-zero value for 'display' if 'bitmask' is non-zero
svn path=/trunk/; revision=28770
2009-06-18 21:30:42 +00:00
|
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NULL, HFILL}},
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2002-09-20 09:22:46 +00:00
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{ &hf_sccpmg_smi,
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2003-01-02 20:44:32 +00:00
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{ "Subsystem Multiplicity Indicator", "sccpmg.smi",
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FT_UINT8, BASE_DEC, NULL, SCCPMG_SMI_MASK,
|
From Kovarththanan Rajaratnam via bug 3548:
(1) Trailing/leading spaces are removed from 'name's/'blurb's
(2) Duplicate 'blurb's are replaced with NULL
(3) Empty ("") 'blurb's are replaced with NULL
(4) BASE_NONE, NULL, 0x0 are used for 'display', 'strings' and 'bitmask' fields
for FT_NONE, FT_BYTES, FT_IPv4, FT_IPv6, FT_ABSOLUTE_TIME, FT_RELATIVE_TIME,
FT_PROTOCOL, FT_STRING and FT_STRINGZ field types
(5) Only allow non-zero value for 'display' if 'bitmask' is non-zero
svn path=/trunk/; revision=28770
2009-06-18 21:30:42 +00:00
|
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NULL, HFILL}},
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2002-09-20 09:22:46 +00:00
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{ &hf_sccpmg_congestion_level,
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2008-12-17 00:08:38 +00:00
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{ "SCCP Congestion Level (ITU)", "sccpmg.congestion",
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2003-01-02 20:44:32 +00:00
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FT_UINT8, BASE_DEC, NULL, ITU_SCCPMG_CONGESTION_MASK,
|
From Kovarththanan Rajaratnam via bug 3548:
(1) Trailing/leading spaces are removed from 'name's/'blurb's
(2) Duplicate 'blurb's are replaced with NULL
(3) Empty ("") 'blurb's are replaced with NULL
(4) BASE_NONE, NULL, 0x0 are used for 'display', 'strings' and 'bitmask' fields
for FT_NONE, FT_BYTES, FT_IPv4, FT_IPv6, FT_ABSOLUTE_TIME, FT_RELATIVE_TIME,
FT_PROTOCOL, FT_STRING and FT_STRINGZ field types
(5) Only allow non-zero value for 'display' if 'bitmask' is non-zero
svn path=/trunk/; revision=28770
2009-06-18 21:30:42 +00:00
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NULL, HFILL}}
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2002-09-20 09:22:46 +00:00
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};
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/* Setup protocol subtree array */
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static gint *ett[] = {
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&ett_sccpmg,
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&ett_sccpmg_affected_pc
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};
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/* Register the protocol name and description */
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proto_sccpmg = proto_register_protocol("Signalling Connection Control Part Management",
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"SCCPMG", "sccpmg");
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/* Required function calls to register the header fields and subtrees
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used */
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proto_register_field_array(proto_sccpmg, hf, array_length(hf));
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proto_register_subtree_array(ett, array_length(ett));
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}
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void
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proto_reg_handoff_sccpmg(void)
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{
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dissector_handle_t sccpmg_handle;
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sccpmg_handle = create_dissector_handle(dissect_sccpmg, proto_sccpmg);
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/* Register for SCCP SSN=1 messages */
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dissector_add("sccp.ssn", SCCPMG_SSN, sccpmg_handle);
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}
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