/* wimax_phy_attributes_decoder.c * WiMax PDU Burst Physical Attributes decoder * * Copyright (c) 2007 by Intel Corporation. * * Author: Lu Pan * * Wireshark - Network traffic analyzer * By Gerald Combs * Copyright 1999 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 files */ #include "config.h" #include extern gint proto_wimax; void proto_register_wimax_phy_attributes(void); static gint proto_wimax_phy_attributes_decoder = -1; static gint ett_wimax_phy_attributes_decoder = -1; static const value_string vals_subchannel_types[] = { { 0, "DL PUSC"}, { 1, "DL FUSC"}, {16, "UL PUSC"}, {0, NULL} }; static const value_string vals_modulation_rates[] = { {0, "BPSK R=1/2"}, {1, "QPSK R=1/2"}, {2, "QPSK R=3/4"}, {3, "16-QAM R=1/2"}, {4, "16-QAM R=3/4"}, {5, "64-QAM R=1/2"}, {6, "64-QAM R=2/3"}, {7, "64-QAM R=3/4"}, {8, "64-QAM R=5/6"}, {0, NULL} }; static const value_string vals_encoding_types[] = { {0, "Tail biting convolutional coding (CCTB)"}, {1, "Convolutional turbo coding (CTC)"}, {0, NULL} }; static gint hf_phy_attributes_subchannelization_type = -1; static gint hf_phy_attributes_permbase = -1; static gint hf_phy_attributes_modulation_rate = -1; static gint hf_phy_attributes_encoding_type = -1; static gint hf_phy_attributes_num_repeat = -1; static gint hf_phy_attributes_symbol_offset = -1; static gint hf_phy_attributes_num_of_slots = -1; static gint hf_phy_attributes_subchannel = -1; static int dissect_wimax_phy_attributes_decoder(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_) { guint offset = 0; guint tvb_len; /* guint num_of_slots;*/ proto_item *phy_item = NULL; proto_tree *phy_tree = NULL; /* update the info column */ /*col_append_str(pinfo->cinfo, COL_INFO, "PDU Burst Physical Attributes:");*/ col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "PHY-attr"); if (tree) { /* we are being asked for details */ /* get the tvb reported length */ tvb_len = tvb_reported_length(tvb); /* display PDU Burst Physical Attributes dissector info */ phy_item = proto_tree_add_protocol_format(tree, proto_wimax_phy_attributes_decoder, tvb, offset, tvb_len, "PDU Burst Physical Attributes (%u bytes)", tvb_len); /* add PDU Burst Physical Attributes subtree */ phy_tree = proto_item_add_subtree(phy_item, ett_wimax_phy_attributes_decoder); /* display the subchannelization type */ proto_tree_add_item(phy_tree, hf_phy_attributes_subchannelization_type, tvb, offset++, 1, ENC_BIG_ENDIAN); /* display the permbase */ proto_tree_add_item(phy_tree, hf_phy_attributes_permbase, tvb, offset++, 1, ENC_BIG_ENDIAN); /* display the modulation rate */ proto_tree_add_item(phy_tree, hf_phy_attributes_modulation_rate, tvb, offset++, 1, ENC_BIG_ENDIAN); /* display the encoding type */ proto_tree_add_item(phy_tree, hf_phy_attributes_encoding_type, tvb, offset++, 1, ENC_BIG_ENDIAN); /* display the numRepeat */ proto_tree_add_item(phy_tree, hf_phy_attributes_num_repeat, tvb, offset++, 1, ENC_BIG_ENDIAN); /* display the symbol offset */ proto_tree_add_item(phy_tree, hf_phy_attributes_symbol_offset, tvb, offset++, 1, ENC_BIG_ENDIAN); /* display the number of slots */ proto_tree_add_item(phy_tree, hf_phy_attributes_num_of_slots, tvb, offset, 2, ENC_BIG_ENDIAN); /* get the number of slots */ /* num_of_slots = tvb_get_guint16(tvb, offset);*/ /* move to next field */ offset += 2; /* display the physical subchannel list */ while(offset < tvb_len) { proto_tree_add_item(phy_tree, hf_phy_attributes_subchannel, tvb, offset++, 1, ENC_BIG_ENDIAN); } } return tvb_captured_length(tvb); } /* Register Wimax PDU Burst Physical Attributes Protocol */ void proto_register_wimax_phy_attributes(void) { /* Physical Attributes display */ static hf_register_info hf[] = { { &hf_phy_attributes_subchannelization_type, {"Subchannelization Type", "wmx.phy_attributes.subchannelization_type", FT_UINT8, BASE_DEC, VALS(vals_subchannel_types), 0x0, NULL, HFILL} }, { &hf_phy_attributes_permbase, {"Permbase", "wmx.phy_attributes.permbase", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL} }, { &hf_phy_attributes_modulation_rate, {"Modulation Rate", "wmx.phy_attributes.modulation_rate", FT_UINT8, BASE_DEC, VALS(vals_modulation_rates), 0x0, NULL, HFILL} }, { &hf_phy_attributes_encoding_type, {"Encoding Type", "wmx.phy_attributes.encoding_type", FT_UINT8, BASE_DEC, VALS(vals_encoding_types), 0x0, NULL, HFILL} }, { &hf_phy_attributes_num_repeat, {"numRepeat", "wmx.phy_attributes.num_repeat", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL} }, { &hf_phy_attributes_symbol_offset, {"Symbol Offset", "wmx.phy_attributes.symbol_offset", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL} }, { &hf_phy_attributes_num_of_slots, {"Number Of Slots", "wmx.phy_attributes.num_of_slots", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL} }, { &hf_phy_attributes_subchannel, {"Subchannel", "wmx.phy_attributes.subchannel", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL} } }; /* Setup protocol subtree array */ static gint *ett[] = { &ett_wimax_phy_attributes_decoder }; proto_wimax_phy_attributes_decoder = proto_wimax; register_dissector("wimax_phy_attributes_burst_handler", dissect_wimax_phy_attributes_decoder, -1); proto_register_field_array(proto_wimax_phy_attributes_decoder, hf, array_length(hf)); proto_register_subtree_array(ett, array_length(ett)); } /* * Editor modelines - http://www.wireshark.org/tools/modelines.html * * Local variables: * c-basic-offset: 8 * tab-width: 8 * indent-tabs-mode: t * End: * * vi: set shiftwidth=8 tabstop=8 noexpandtab: * :indentSize=8:tabSize=8:noTabs=false: */