--- /dev/null
+/* packet-dsdreq.c
+ * Routines for Dynamic Service Delete Request dissection
+ * Copyright 2002, Anand V. Narwani <anarwani@cisco.com>
+ *
+ * Ethereal - Network traffic analyzer
+ * By Gerald Combs <gerald@ethereal.com>
+ * Copyright 1998 Gerald Combs
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include "plugins/plugin_api.h"
+#include "plugins/plugin_api_defs.h"
+#include "moduleinfo.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#ifdef HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
+
+#ifdef HAVE_NETINET_IN_H
+# include <netinet/in.h>
+#endif
+
+#include <gmodule.h>
+
+#ifdef NEED_SNPRINTF_H
+# include "snprintf.h"
+#endif
+
+#include <epan/packet.h>
+
+/* Initialize the protocol and registered fields */
+static int proto_docsis_dsdreq = -1;
+static int hf_docsis_dsdreq = -1;
+static int hf_docsis_dsdreq_tranid = -1;
+static int hf_docsis_dsdreq_rsvd = -1;
+static int hf_docsis_dsdreq_sfid = -1;
+
+static dissector_handle_t docsis_tlv_handle;
+
+
+/* Initialize the subtree pointers */
+static gint ett_docsis_dsdreq = -1;
+
+/* Code to actually dissect the packets */
+static void
+dissect_dsdreq (tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree)
+{
+
+ proto_item *it;
+ proto_tree *dsdreq_tree;
+ guint16 tlv_data_len;
+ guint16 transid;
+ tvbuff_t *next_tvb;
+
+ transid = tvb_get_ntohs (tvb, 0);
+ tlv_data_len = tvb_length_remaining (tvb, 8);
+
+ if (check_col (pinfo->cinfo, COL_INFO))
+ {
+ col_clear (pinfo->cinfo, COL_INFO);
+ col_add_fstr (pinfo->cinfo, COL_INFO,
+ "Dynamic Service Delete Request Tran-id = %u", transid);
+ }
+ if (tree)
+ {
+ it =
+ proto_tree_add_protocol_format (tree, proto_docsis_dsdreq, tvb, 0,
+ tvb_length_remaining (tvb, 0),
+ "DSD Request");
+ dsdreq_tree = proto_item_add_subtree (it, ett_docsis_dsdreq);
+ proto_tree_add_item (dsdreq_tree, hf_docsis_dsdreq_tranid, tvb, 0, 2,
+ FALSE);
+ proto_tree_add_item (dsdreq_tree, hf_docsis_dsdreq_rsvd, tvb, 2, 2,
+ FALSE);
+ proto_tree_add_item (dsdreq_tree, hf_docsis_dsdreq_sfid, tvb, 4, 4,
+ FALSE);
+
+ /* Call Dissector for Appendix C TLV's */
+ next_tvb = tvb_new_subset (tvb, 8, tlv_data_len, tlv_data_len);
+ call_dissector (docsis_tlv_handle, next_tvb, pinfo, dsdreq_tree);
+ }
+}
+
+
+
+
+/* Register the protocol with Ethereal */
+
+/* this format is require because a script is used to build the C function
+ that calls all the protocol registration.
+*/
+
+
+void
+proto_register_docsis_dsdreq (void)
+{
+
+/* Setup list of header fields See Section 1.6.1 for details*/
+ static hf_register_info hf[] = {
+ {&hf_docsis_dsdreq,
+ {"Dynamic Service Delete Request", "docsis.dsdreq",
+ FT_BYTES, BASE_HEX, NULL, 0x0,
+ "Dynamic Service Delete Request", HFILL}
+ },
+ {&hf_docsis_dsdreq_tranid,
+ {"Transaction Id", "docsis.dsdreq.tranid",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ "Transaction Id", HFILL}
+ },
+ {&hf_docsis_dsdreq_rsvd,
+ {"Reserved", "docsis.dsdreq.rsvd",
+ FT_UINT16, BASE_HEX, NULL, 0x0,
+ "Reserved", HFILL}
+ },
+ {&hf_docsis_dsdreq_sfid,
+ {"Service Flow ID", "docsis.dsdreq.sfid",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ "Service Flow Id", HFILL}
+ },
+ };
+
+/* Setup protocol subtree array */
+ static gint *ett[] = {
+ &ett_docsis_dsdreq,
+ };
+
+/* Register the protocol name and description */
+ proto_docsis_dsdreq =
+ proto_register_protocol ("DOCSIS Dynamic Service Delete Request",
+ "DOCSIS DSD-REQ", "docsis_dsdreq");
+
+/* Required function calls to register the header fields and subtrees used */
+ proto_register_field_array (proto_docsis_dsdreq, hf, array_length (hf));
+ proto_register_subtree_array (ett, array_length (ett));
+
+ register_dissector ("docsis_dsdreq", dissect_dsdreq, proto_docsis_dsdreq);
+}
+
+
+/* If this dissector uses sub-dissector registration add a registration routine.
+ This format is required because a script is used to find these routines and
+ create the code that calls these routines.
+*/
+void
+proto_reg_handoff_docsis_dsdreq (void)
+{
+ dissector_handle_t docsis_dsdreq_handle;
+
+ docsis_dsdreq_handle = find_dissector ("docsis_dsdreq");
+ docsis_tlv_handle = find_dissector ("docsis_tlv");
+ dissector_add ("docsis_mgmt", 0x15, docsis_dsdreq_handle);
+
+}