diff options
Diffstat (limited to 'plugins/docsis/packet-map.c')
-rw-r--r-- | plugins/docsis/packet-map.c | 246 |
1 files changed, 0 insertions, 246 deletions
diff --git a/plugins/docsis/packet-map.c b/plugins/docsis/packet-map.c deleted file mode 100644 index 8d13e1e50f..0000000000 --- a/plugins/docsis/packet-map.c +++ /dev/null @@ -1,246 +0,0 @@ -/* Copyright 2002, Anand V. Narwani <anand[AT]narwani.org> - * - * Wireshark - Network traffic analyzer - * By Gerald Combs <gerald@wireshark.org> - * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#include "config.h" - -#include <epan/packet.h> - -#define IUC_REQUEST 1 -#define IUC_REQ_DATA 2 -#define IUC_INIT_MAINT 3 -#define IUC_STATION_MAINT 4 -#define IUC_SHORT_DATA_GRANT 5 -#define IUC_LONG_DATA_GRANT 6 -#define IUC_NULL_IE 7 -#define IUC_DATA_ACK 8 -#define IUC_ADV_PHY_SHORT_DATA_GRANT 9 -#define IUC_ADV_PHY_LONG_DATA_GRANT 10 -#define IUC_ADV_PHY_UGS 11 -#define IUC_RESERVED12 12 -#define IUC_RESERVED13 13 -#define IUC_RESERVED14 14 -#define IUC_EXPANSION 15 - -void proto_register_docsis_map(void); -void proto_reg_handoff_docsis_map(void); - -/* Initialize the protocol and registered fields */ -static int proto_docsis_map = -1; -static int hf_docsis_map_upstream_chid = -1; -static int hf_docsis_map_ucd_count = -1; -static int hf_docsis_map_numie = -1; -static int hf_docsis_map_alloc_start = -1; -static int hf_docsis_map_ack_time = -1; -static int hf_docsis_map_rng_start = -1; -static int hf_docsis_map_rng_end = -1; -static int hf_docsis_map_data_start = -1; -static int hf_docsis_map_data_end = -1; -static int hf_docsis_map_ie = -1; -static int hf_docsis_map_rsvd = -1; - -static int hf_docsis_map_sid = -1; -static int hf_docsis_map_iuc = -1; -static int hf_docsis_map_offset = -1; - -/* Initialize the subtree pointers */ -static gint ett_docsis_map = -1; -static gint ett_docsis_map_ie = -1; - -static dissector_handle_t docsis_map_handle; - -static const value_string iuc_vals[] = { - {IUC_REQUEST, "Request"}, - {IUC_REQ_DATA, "REQ/Data"}, - {IUC_INIT_MAINT, "Initial Maintenance"}, - {IUC_STATION_MAINT, "Station Maintenance"}, - {IUC_SHORT_DATA_GRANT, "Short Data Grant"}, - {IUC_LONG_DATA_GRANT, "Long Data Grant"}, - {IUC_NULL_IE, "NULL IE"}, - {IUC_DATA_ACK, "Data Ack"}, - {IUC_ADV_PHY_SHORT_DATA_GRANT, "Advanced Phy Short Data Grant"}, - {IUC_ADV_PHY_LONG_DATA_GRANT, "Advanced Phy Long Data Grant"}, - {IUC_ADV_PHY_UGS, "Advanced Phy UGS"}, - {IUC_RESERVED12, "Reserved"}, - {IUC_RESERVED13, "Reserved"}, - {IUC_RESERVED14, "Reserved"}, - {IUC_EXPANSION, "Expanded IUC"}, - {0, NULL} -}; - -/* Code to actually dissect the packets */ -static int -dissect_map (tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree, void* data _U_) -{ - guint32 i, numie, upchid, ucd_count; - int pos; - proto_item *it; - proto_tree *map_tree; - static const int * ies[] = { - &hf_docsis_map_sid, - &hf_docsis_map_iuc, - &hf_docsis_map_offset, - NULL - }; - - it = proto_tree_add_item(tree, proto_docsis_map, tvb, 0, -1, ENC_NA); - map_tree = proto_item_add_subtree (it, ett_docsis_map); - - proto_tree_add_item_ret_uint (map_tree, hf_docsis_map_upstream_chid, tvb, 0, 1, ENC_BIG_ENDIAN, &upchid); - proto_tree_add_item_ret_uint (map_tree, hf_docsis_map_ucd_count, tvb, 1, 1, ENC_BIG_ENDIAN, &ucd_count); - proto_tree_add_item_ret_uint (map_tree, hf_docsis_map_numie, tvb, 2, 1, ENC_BIG_ENDIAN, &numie); - - if (upchid > 0) - col_add_fstr (pinfo->cinfo, COL_INFO, - "Map Message: Channel ID = %u (U%u), UCD Count = %u, # IE's = %u", - upchid, upchid - 1, ucd_count, numie); - else - col_add_fstr (pinfo->cinfo, COL_INFO, - "Map Message: Channel ID = %u (Telephony Return), UCD Count = %u, # IE's = %u", - upchid, ucd_count, numie); - - proto_tree_add_item (map_tree, hf_docsis_map_rsvd, tvb, 3, 1, ENC_BIG_ENDIAN); - proto_tree_add_item (map_tree, hf_docsis_map_alloc_start, tvb, 4, 4, ENC_BIG_ENDIAN); - proto_tree_add_item (map_tree, hf_docsis_map_ack_time, tvb, 8, 4, ENC_BIG_ENDIAN); - proto_tree_add_item (map_tree, hf_docsis_map_rng_start, tvb, 12, 1, ENC_BIG_ENDIAN); - proto_tree_add_item (map_tree, hf_docsis_map_rng_end, tvb, 13, 1, ENC_BIG_ENDIAN); - proto_tree_add_item (map_tree, hf_docsis_map_data_start, tvb, 14, 1, ENC_BIG_ENDIAN); - proto_tree_add_item (map_tree, hf_docsis_map_data_end, tvb, 15, 1, ENC_BIG_ENDIAN); - - pos = 16; - for (i = 0; i < numie; i++) - { - proto_tree_add_bitmask_with_flags(map_tree, tvb, pos, hf_docsis_map_ie, ett_docsis_map_ie, ies, ENC_BIG_ENDIAN, BMT_NO_FLAGS); - pos = pos + 4; - } - - return tvb_captured_length(tvb); -} - -/* Register the protocol with Wireshark */ -void -proto_register_docsis_map (void) -{ - static hf_register_info hf[] = { - {&hf_docsis_map_ucd_count, - {"UCD Count", "docsis_map.ucdcount", - FT_UINT8, BASE_DEC, NULL, 0x0, - "Map UCD Count", HFILL} - }, - {&hf_docsis_map_upstream_chid, - {"Upstream Channel ID", "docsis_map.upchid", - FT_UINT8, BASE_DEC, NULL, 0x0, - NULL, HFILL} - }, - {&hf_docsis_map_numie, - {"Number of IE's", "docsis_map.numie", - FT_UINT8, BASE_DEC, NULL, 0x0, - "Number of Information Elements", HFILL} - }, - {&hf_docsis_map_alloc_start, - {"Alloc Start Time (minislots)", "docsis_map.allocstart", - FT_UINT32, BASE_DEC, NULL, 0x0, - NULL, HFILL} - }, - {&hf_docsis_map_ack_time, - {"ACK Time (minislots)", "docsis_map.acktime", - FT_UINT32, BASE_DEC, NULL, 0x0, - NULL, HFILL} - }, - {&hf_docsis_map_rng_start, - {"Ranging Backoff Start", "docsis_map.rng_start", - FT_UINT8, BASE_DEC, NULL, 0x0, - NULL, HFILL} - }, - {&hf_docsis_map_rng_end, - {"Ranging Backoff End", "docsis_map.rng_end", - FT_UINT8, BASE_DEC, NULL, 0x0, - NULL, HFILL} - }, - {&hf_docsis_map_data_start, - {"Data Backoff Start", "docsis_map.data_start", - FT_UINT8, BASE_DEC, NULL, 0x0, - NULL, HFILL} - }, - {&hf_docsis_map_data_end, - {"Data Backoff End", "docsis_map.data_end", - FT_UINT8, BASE_DEC, NULL, 0x0, - NULL, HFILL} - }, - {&hf_docsis_map_ie, - {"Information Element", "docsis_map.ie", - FT_UINT32, BASE_HEX, NULL, 0x0, - NULL, HFILL} - }, - {&hf_docsis_map_rsvd, - {"Reserved", "docsis_map.rsvd", - FT_UINT8, BASE_HEX, NULL, 0x0, - "Reserved Byte", HFILL} - }, - {&hf_docsis_map_sid, - {"Service Identifier", "docsis_map.sid", - FT_UINT32, BASE_DEC, NULL, 0xFFFC0000, - NULL, HFILL} - }, - {&hf_docsis_map_iuc, - {"Interval Usage Code", "docsis_map.iuc", - FT_UINT32, BASE_DEC, VALS(iuc_vals), 0x0003c000, - NULL, HFILL} - }, - {&hf_docsis_map_offset, - {"Offset", "docsis_map.offset", - FT_UINT32, BASE_DEC, NULL, 0x00003fff, - NULL, HFILL} - }, - - }; - - static gint *ett[] = { - &ett_docsis_map, - &ett_docsis_map_ie, - }; - - proto_docsis_map = - proto_register_protocol ("DOCSIS Upstream Bandwidth Allocation", "DOCSIS MAP", "docsis_map"); - - proto_register_field_array (proto_docsis_map, hf, array_length (hf)); - proto_register_subtree_array (ett, array_length (ett)); - - docsis_map_handle = register_dissector ("docsis_map", dissect_map, proto_docsis_map); -} - -void -proto_reg_handoff_docsis_map (void) -{ - dissector_add_uint ("docsis_mgmt", 0x03, docsis_map_handle); -} - -/* - * Editor modelines - http://www.wireshark.org/tools/modelines.html - * - * Local Variables: - * c-basic-offset: 2 - * tab-width: 8 - * indent-tabs-mode: nil - * End: - * - * ex: set shiftwidth=2 tabstop=8 expandtab: - * :indentSize=2:tabSize=8:noTabs=true: - */ |