140 lines
4.1 KiB
C
140 lines
4.1 KiB
C
/* packet-bthci_sco.c
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* Routines for the Bluetooth SCO dissection
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* Copyright 2002, Christoph Scholz <scholz@cs.uni-bonn.de>
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*
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* Refactored for wireshark checkin
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* Ronnie Sahlberg 2006
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*
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* $Id$
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "config.h"
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#include <epan/packet.h>
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#include "packet-bluetooth-hci.h"
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/* Initialize the protocol and registered fields */
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static int proto_bthci_sco = -1;
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static int hf_bthci_sco_chandle = -1;
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static int hf_bthci_sco_length = -1;
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static int hf_bthci_sco_data = -1;
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/* Initialize the subtree pointers */
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static gint ett_bthci_sco = -1;
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void proto_register_bthci_sco(void);
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void proto_reg_handoff_bthci_sco(void);
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/* Code to actually dissect the packets */
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static void
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dissect_bthci_sco(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree)
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{
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proto_item *ti;
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proto_tree *bthci_sco_tree;
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int offset = 0;
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switch (pinfo->p2p_dir) {
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case P2P_DIR_SENT:
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col_set_str(pinfo->cinfo, COL_INFO, "Sent ");
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break;
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case P2P_DIR_RECV:
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col_set_str(pinfo->cinfo, COL_INFO, "Rcvd ");
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break;
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default:
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col_add_fstr(pinfo->cinfo, COL_INFO, "Unknown direction %d ",
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pinfo->p2p_dir);
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break;
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}
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ti = proto_tree_add_item(tree, proto_bthci_sco, tvb, offset, -1, ENC_NA);
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bthci_sco_tree = proto_item_add_subtree(ti, ett_bthci_sco);
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proto_tree_add_item(bthci_sco_tree, hf_bthci_sco_chandle, tvb, offset, 2, ENC_LITTLE_ENDIAN);
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offset += 2;
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proto_tree_add_item(bthci_sco_tree, hf_bthci_sco_length, tvb, offset, 1, ENC_LITTLE_ENDIAN);
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offset++;
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proto_tree_add_item(bthci_sco_tree, hf_bthci_sco_data, tvb, offset, -1, ENC_NA);
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}
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void
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proto_register_bthci_sco(void)
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{
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static hf_register_info hf[] = {
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{ &hf_bthci_sco_chandle,
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{ "Connection Handle", "bthci_sco.chandle",
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FT_UINT16, BASE_HEX, NULL, 0x0FFF,
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NULL, HFILL }
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},
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{ &hf_bthci_sco_length,
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{ "Data Total Length", "bthci_sco.length",
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FT_UINT8, BASE_DEC, NULL, 0x0,
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NULL, HFILL }
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},
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{ &hf_bthci_sco_data,
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{ "Data", "bthci_sco.data",
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FT_NONE, BASE_NONE, NULL, 0x0,
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NULL, HFILL }
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},
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};
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/* Setup protocol subtree array */
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static gint *ett[] = {
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&ett_bthci_sco
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};
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/* Register the protocol name and description */
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proto_bthci_sco = proto_register_protocol("Bluetooth HCI SCO Packet", "HCI_SCO", "bthci_sco");
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register_dissector("bthci_sco", dissect_bthci_sco, proto_bthci_sco);
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/* Required function calls to register the header fields and subtrees used */
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proto_register_field_array(proto_bthci_sco, 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_bthci_sco(void)
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{
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dissector_handle_t bthci_sco_handle;
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bthci_sco_handle = find_dissector("bthci_sco");
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dissector_add_uint("hci_h4.type", HCI_H4_TYPE_SCO, bthci_sco_handle);
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dissector_add_uint("hci_h1.type", BTHCI_CHANNEL_SCO, bthci_sco_handle);
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}
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/*
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* Editor modelines - http://www.wireshark.org/tools/modelines.html
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*
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* Local variables:
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* c-basic-offset: 4
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* tab-width: 8
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* indent-tabs-mode: nil
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* End:
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*
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* vi: set shiftwidth=4 tabstop=8 expandtab:
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* :indentSize=4:tabSize=8:noTabs=true:
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*/
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