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/* packet-zbee-zcl-on-off.c
* Dissector routines for the ZigBee ZCL On Off cluster
* By Fabio Tarabelloni <fabio.tarabelloni@reloc.it>
* Copyright 2012 RELOC s.r.l.
*
* $Id$
*
* 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 Files */
#include "config.h"
#include <string.h>
#include <glib.h>
#include <epan/packet.h>
#include "packet-zbee.h"
#include "packet-zbee-aps.h"
#include "packet-zbee-zcl.h"
/*************************/
/* Defines */
/*************************/
/* Attributes */
#define ZBEE_ZCL_ON_OFF_ATTR_ID_ONOFF 0x0000
/* Server Commands Received */
#define ZBEE_ZCL_ON_OFF_CMD_OFF 0x00 /* Off */
#define ZBEE_ZCL_ON_OFF_CMD_ON 0x01 /* On */
#define ZBEE_ZCL_ON_OFF_CMD_TOGGLE 0x02 /* Toggle */
/*************************/
/* Function Declarations */
/*************************/
void proto_reg_handoff_zbee_zcl_on_off(void);
/* Command Dissector Helpers */
/* Private functions prototype */
static void dissect_zcl_on_off_attr_id (proto_tree *tree, tvbuff_t *tvb, guint *offset, guint16 attr_id);
static void dissect_zcl_on_off_attr_data (proto_tree *tree, tvbuff_t *tvb, guint *offset, guint16 attr_id, guint data_type);
/********************
* Global Variables *
********************/
/* Initialize the protocol and registered fields */
static int proto_zbee_zcl_on_off = -1;
static int hf_zbee_zcl_on_off_attr_id = -1;
static int hf_zbee_zcl_on_off_attr_onoff = -1;
static int hf_zbee_zcl_on_off_srv_rx_cmd_id = -1;
/* Initialize the subtree pointers */
static gint ett_zbee_zcl_on_off = -1;
/* Attributes */
static const value_string zbee_zcl_on_off_attr_names[] = {
{ ZBEE_ZCL_ON_OFF_ATTR_ID_ONOFF, "OnOff" },
{ 0, NULL }
};
/* Server Commands Generated */
static const value_string zbee_zcl_on_off_srv_rx_cmd_names[] = {
{ ZBEE_ZCL_ON_OFF_CMD_OFF, "Off" },
{ ZBEE_ZCL_ON_OFF_CMD_ON, "On" },
{ ZBEE_ZCL_ON_OFF_CMD_TOGGLE, "Toggle" },
{ 0, NULL }
};
/* OnOff Names */
static const value_string zbee_zcl_on_off_onoff_names[] = {
{ 0, "Off" },
{ 1, "On" },
{ 0, NULL }
};
/*FUNCTION:------------------------------------------------------
* NAME
* dissect_zbee_zcl_onoff
* DESCRIPTION
* ZigBee ZCL OnOff cluster dissector for wireshark.
* PARAMETERS
* tvbuff_t *tvb - pointer to buffer containing raw packet.
* packet_info *pinfo - pointer to packet information fields
* proto_tree *tree - pointer to data tree Wireshark uses to display packet.
* RETURNS
* none
*---------------------------------------------------------------
*/
static void
dissect_zbee_zcl_on_off(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
zbee_zcl_packet *zcl = (zbee_zcl_packet *)pinfo->private_data;
guint offset = 0;
guint8 cmd_id = zcl->cmd_id;
/* Create a subtree for the ZCL Command frame, and add the command ID to it. */
if (zcl->direction == ZBEE_ZCL_FCF_TO_SERVER) {
if (tree) {
/* Add the command ID. */
proto_tree_add_item(tree, hf_zbee_zcl_on_off_srv_rx_cmd_id, tvb, offset, sizeof(guint8), cmd_id);
}
offset += (int)sizeof(guint8);
/* Append the command name to the info column. */
col_append_fstr(pinfo->cinfo, COL_INFO, "%s, Seq: %u",
val_to_str_const(cmd_id, zbee_zcl_on_off_srv_rx_cmd_names, "Unknown Command"),
zcl->tran_seqno);
}
} /*dissect_zbee_zcl_on_off*/
/*FUNCTION:------------------------------------------------------
* NAME
* dissect_zcl_on_off_attr_id
* DESCRIPTION
* PARAMETERS
* RETURNS
* none
*---------------------------------------------------------------
*/
void
dissect_zcl_on_off_attr_id(proto_tree *tree, tvbuff_t *tvb, guint *offset, guint16 attr_id)
{
proto_tree_add_item(tree, hf_zbee_zcl_on_off_attr_id, tvb, *offset, sizeof(guint16), attr_id);
} /*dissect_zcl_on_off_attr_id*/
/*FUNCTION:------------------------------------------------------
* NAME
* dissect_zcl_on_off_attr_data
* DESCRIPTION
* PARAMETERS
* RETURNS
* none
*---------------------------------------------------------------
*/
void
dissect_zcl_on_off_attr_data(proto_tree *tree, tvbuff_t *tvb, guint *offset, guint16 attr_id, guint data_type)
{
/* Dissect attribute data type and data */
switch (attr_id) {
case ZBEE_ZCL_ON_OFF_ATTR_ID_ONOFF:
proto_tree_add_item(tree, hf_zbee_zcl_on_off_attr_onoff, tvb, *offset, sizeof(guint8), ENC_NA);
*offset += (int)sizeof(guint8);
break;
default:
dissect_zcl_attr_data(tvb, tree, offset, data_type);
break;
}
} /*dissect_zcl_on_off_attr_data*/
/*FUNCTION:------------------------------------------------------
* NAME
* proto_register_zbee_zcl_on_off
* DESCRIPTION
* ZigBee ZCL OnOff cluster protocol registration routine.
* PARAMETERS
* none
* RETURNS
* void
*---------------------------------------------------------------
*/
void
proto_register_zbee_zcl_on_off(void)
{
/* Setup list of header fields */
static hf_register_info hf[] = {
{ &hf_zbee_zcl_on_off_attr_id,
{ "Attribute", "zbee.zcl.on_off.attr.id", FT_UINT16, BASE_HEX, VALS(zbee_zcl_on_off_attr_names),
0x00, NULL, HFILL } },
{ &hf_zbee_zcl_on_off_attr_onoff,
{ "Data Value", "zbee.zcl.on_off.attr.onoff", FT_UINT8, BASE_HEX, VALS(zbee_zcl_on_off_onoff_names),
0x00, NULL, HFILL } },
{ &hf_zbee_zcl_on_off_srv_rx_cmd_id,
{ "Command", "zbee.zcl.on_off.srv_rx.cmd.id", FT_UINT8, BASE_HEX, VALS(zbee_zcl_on_off_srv_rx_cmd_names),
0x00, NULL, HFILL } }
};
/* Register the ZigBee ZCL OnOff cluster protocol name and description */
proto_zbee_zcl_on_off = proto_register_protocol("ZigBee ZCL OnOff", "ZCL OnOff", ZBEE_PROTOABBREV_ZCL_ONOFF);
proto_register_field_array(proto_zbee_zcl_on_off, hf, array_length(hf));
/* Register the ZigBee ZCL OnOff dissector. */
register_dissector(ZBEE_PROTOABBREV_ZCL_ONOFF, dissect_zbee_zcl_on_off, proto_zbee_zcl_on_off);
} /* proto_register_zbee_zcl_on_off */
/*FUNCTION:------------------------------------------------------
* NAME
* proto_reg_handoff_zbee_zcl_on_off
* DESCRIPTION
* Hands off the Zcl OnOff cluster dissector.
* PARAMETERS
* none
* RETURNS
* void
*---------------------------------------------------------------
*/
void
proto_reg_handoff_zbee_zcl_on_off(void)
{
dissector_handle_t on_off_handle;
/* Register our dissector with the ZigBee application dissectors. */
on_off_handle = find_dissector(ZBEE_PROTOABBREV_ZCL_ONOFF);
dissector_add_uint("zbee.zcl.cluster", ZBEE_ZCL_CID_ON_OFF, on_off_handle);
zbee_zcl_init_cluster( proto_zbee_zcl_on_off,
ett_zbee_zcl_on_off,
ZBEE_ZCL_CID_ON_OFF,
(zbee_zcl_fn_attr_id)dissect_zcl_on_off_attr_id,
(zbee_zcl_fn_attr_data)dissect_zcl_on_off_attr_data
);
} /*proto_reg_handoff_zbee_zcl_on_off*/
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