/* packet-zbee-zdp-discovery.c
 * Dissector helper routines for the discovery services of the ZigBee Device Profile
 * By Owen Kirby <osk@exegin.com>
 * Copyright 2009 Exegin Technologies Limited
 *
 * Wireshark - Network traffic analyzer
 * By Gerald Combs <gerald@wireshark.org>
 * Copyright 1998 Gerald Combs
 *
 * SPDX-License-Identifier: GPL-2.0-or-later
 */

/*  Include Files */
#include "config.h"

#include <epan/packet.h>
#include <epan/addr_resolv.h>
#include "packet-zbee.h"
#include "packet-zbee-zdp.h"
#include "packet-zbee-aps.h"
#include "packet-zbee-tlv.h"

/**************************************
 * DISCOVERY REQUESTS
 **************************************
 */
/**
 *ZigBee Device Profile dissector for the network address
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_req_nwk_addr(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned    offset = 0;

    uint64_t ext_addr;

    ext_addr = zbee_parse_eui64(tree, hf_zbee_zdp_ext_addr, tvb, &offset, sizeof(uint64_t), NULL);
    proto_tree_add_item(tree, hf_zbee_zdp_req_type, tvb, offset, 1, ENC_LITTLE_ENDIAN);
    offset += 1;
    proto_tree_add_item(tree, hf_zbee_zdp_index, tvb, offset, 1, ENC_LITTLE_ENDIAN);
    offset += 1;

    zbee_append_info(tree, pinfo, ", Address: %s", eui64_to_display(pinfo->pool, ext_addr));

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_req_nwk_addr */

/**
 *ZigBee Device Profile dissector for the extended address
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_req_ext_addr(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned    offset = 0;

    uint32_t device;

    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN, &device);
    offset += 2;
    proto_tree_add_item(tree, hf_zbee_zdp_req_type, tvb, offset, 1, ENC_LITTLE_ENDIAN);
    offset += 1;
    proto_tree_add_item(tree, hf_zbee_zdp_index, tvb, offset, 1, ENC_LITTLE_ENDIAN);
    offset += 1;

    zbee_append_info(tree, pinfo, ", Nwk Addr: 0x%04x", device);

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_req_ext_addr */

/**
 *ZigBee Device Profile dissector for the descriptor
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_req_node_desc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned   offset = 0;
    uint32_t device;

    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN, &device);
    offset += 2;

    zbee_append_info(tree, pinfo, ", Nwk Addr: 0x%04x", device);

    offset = dissect_zbee_tlvs(tvb, pinfo, tree, offset, NULL, ZBEE_TLV_SRC_TYPE_ZBEE_ZDP, ZBEE_ZDP_REQ_NODE_DESC);

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_req_node_desc */

/**
 *ZigBee Device Profile dissector for the node descriptor
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_req_power_desc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned   offset = 0;
    uint32_t device;

    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN, &device);
    offset += 2;

    zbee_append_info(tree, pinfo, ", Nwk Addr: 0x%04x", device);

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_req_power_desc */

/**
 *ZigBee Device Profile dissector for the simple descriptor
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_req_simple_desc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned   offset = 0;
    uint32_t device, endpt;

    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN, &device);
    offset += 2;
    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_endpoint, tvb, offset, 1, ENC_LITTLE_ENDIAN, &endpt);
    offset += 1;

    zbee_append_info(tree, pinfo, ", Nwk Addr: 0x%04x, Endpoint: %d", device, endpt);

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_req_simple_desc */

/**
 *ZigBee Device Profile dissector for the active endpoint list
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_req_active_ep(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned   offset = 0;
    uint32_t device;

    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN, &device);
    offset += 2;

    zbee_append_info(tree, pinfo, ", Nwk Addr: 0x%04x", device);

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_req_active_ep */

/**
 *ZigBee Device Profile dissector for the matching descriptor
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_req_match_desc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, uint8_t version)
{
    proto_item      *ti;
    proto_tree      *field_tree = NULL;
    unsigned        offset = 0, i;
    unsigned        sizeof_cluster = (version >= ZBEE_VERSION_2007)?(int)sizeof(uint16_t):(int)sizeof(uint8_t);

    uint32_t device, profile, cluster, in_count, out_count;

    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN, &device);
    offset += 2;
    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_profile, tvb, offset, 2, ENC_LITTLE_ENDIAN, &profile);
    offset += 2;

    /* Add the input cluster list. */
    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_in_count, tvb, offset, 1, ENC_LITTLE_ENDIAN, &in_count);
    offset += 1;
    if (tree && in_count) {
        field_tree = proto_tree_add_subtree(tree, tvb, offset, in_count*sizeof_cluster,
                        ett_zbee_zdp_match_in, NULL, "Input Cluster List");
    }
    for (i=0; i<in_count; i++) {
        ti = proto_tree_add_item_ret_uint(field_tree, hf_zbee_zdp_in_cluster, tvb, offset, sizeof_cluster, ENC_LITTLE_ENDIAN, &cluster);
        offset += sizeof_cluster;
        proto_item_append_text(ti, " (%s)", rval_to_str_const(cluster, zbee_aps_cid_names, "Unknown Cluster"));
    }

    /* Add the output cluster list. */
    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_out_count, tvb, offset, 1, ENC_LITTLE_ENDIAN, &out_count);
    offset += 1;
    if (tree && out_count) {
        field_tree = proto_tree_add_subtree(tree, tvb, offset, out_count*sizeof_cluster, ett_zbee_zdp_match_out, NULL, "Output Cluster List");
    }
    for (i=0; i<out_count; i++) {
        ti = proto_tree_add_item_ret_uint(field_tree, hf_zbee_zdp_out_cluster, tvb, offset, sizeof_cluster, ENC_LITTLE_ENDIAN, &cluster);
        offset += sizeof_cluster;
        proto_item_append_text(ti, " (%s)", rval_to_str_const(cluster, zbee_aps_cid_names, "Unknown Cluster"));
    }

    zbee_append_info(tree, pinfo, ", Nwk Addr: 0x%04x, Profile: 0x%04x", device, profile);

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_req_simple_desc */

/**
 *ZigBee Device Profile dissector for the complex descriptor
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_req_complex_desc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned   offset = 0;
    uint32_t device;

    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN, &device);
    offset += 2;

    zbee_append_info(tree, pinfo, ", Nwk Addr: 0x%04x", device);

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_req_complex_desc */

/**
 *ZigBee Device Profile dissector for the user descriptor
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_req_user_desc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned   offset = 0;
    uint32_t device;

    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN, &device);
    offset += 2;

    zbee_append_info(tree, pinfo, ", Nwk Addr: 0x%04x", device);

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_req_user_desc */

/**
 *ZigBee Device Profile dissector for the discovery cache
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_req_discovery_cache(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned   offset = 0;
    uint64_t ext_addr;

    proto_tree_add_item(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN);
    offset += 2;
    ext_addr = zbee_parse_eui64(tree, hf_zbee_zdp_ext_addr, tvb, &offset, (int)sizeof(uint64_t), NULL);

    zbee_append_info(tree, pinfo, ", Ext Addr: %s", eui64_to_display(pinfo->pool, ext_addr));

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_req_discovery_cache */

/**
 *ZigBee Device Profile dissector for the device announcement.
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_device_annce(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned   offset = 0;
    uint64_t ext_addr;
    uint32_t short_addr;
    /*uint8_t capability;*/

    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN, &short_addr);
    offset += 2;
    ext_addr    = zbee_parse_eui64(tree, hf_zbee_zdp_ext_addr, tvb, &offset, (int)sizeof(uint64_t), NULL);
    /*capability  =*/ zdp_parse_cinfo(tree, ett_zbee_zdp_cinfo, tvb, &offset);

    zbee_append_info(tree, pinfo, ", Nwk Addr: 0x%04x, Ext Addr: %s", short_addr, eui64_to_display(pinfo->pool, ext_addr));

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_device_annce */

/**
 *ZigBee Device Profile dissector for the parent announce
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_parent_annce(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned   offset = 0;
    unsigned   n_children;
    unsigned   i;
    uint64_t ext_addr;

    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_number_of_children, tvb, offset, 1, ENC_LITTLE_ENDIAN, &n_children);
    offset += 1;

    zbee_append_info(tree, pinfo, ", # children %d :", n_children);
    for (i = 0 ; i < n_children ; ++i)
    {
        ext_addr = zbee_parse_eui64(tree, hf_zbee_zdp_ext_addr, tvb, &offset, (int)sizeof(uint64_t), NULL);
        if (i == 0)
        {
            zbee_append_info(tree, pinfo, n_children == 1 ? " %s" : " %s ...", eui64_to_display(pinfo->pool, ext_addr));
        }
    }

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_parent_annce */


/**
 *ZigBee Device Profile dissector for the parent announce rsp
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_rsp_parent_annce(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned   offset = 0;
    unsigned   n_children;
    unsigned   i;
    uint64_t ext_addr;
    uint8_t status;

    status = zdp_parse_status(tree, tvb, &offset);
    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_number_of_children, tvb, offset, 1, ENC_LITTLE_ENDIAN, &n_children);
    offset += 1;
    zbee_append_info(tree, pinfo, ", Status: %s", zdp_status_name(status));
    zbee_append_info(tree, pinfo, ", # children %d :", n_children);
    for (i = 0 ; i < n_children ; ++i)
    {
        ext_addr = zbee_parse_eui64(tree, hf_zbee_zdp_ext_addr, tvb, &offset, (int)sizeof(uint64_t), NULL);
        if (i == 0)
        {
            zbee_append_info(tree, pinfo, n_children == 1 ? " %s" : " %s ...", eui64_to_display(pinfo->pool, ext_addr));
        }
    }

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_rsp_parent_annce */

/**
 *ZigBee Device Profile dissector for the end set user
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_req_set_user_desc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, uint8_t version)
{
    unsigned   offset = 0;
    uint32_t device, user_length;
    const uint8_t  *user;

    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN, &device);
    offset += 2;
    if (version >= ZBEE_VERSION_2007) {
        proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_user_length, tvb, offset, 1, ENC_LITTLE_ENDIAN, &user_length);
        offset += 1;
    }
    else {
        /* No Length field in ZigBee 2003 & earlier, uses a fixed length of 16. */
        user_length = 16;
    }
    proto_tree_add_item_ret_string(tree, hf_zbee_zdp_user, tvb, offset, user_length, ENC_ASCII, pinfo->pool, &user);
    offset += user_length;

    zbee_append_info(tree, pinfo, ", Nwk Addr: 0x%04x, Desc: \'%s\'", device, user);

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_req_set_user_desc */

/**
 *ZigBee Device Profile dissector for the system server
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_req_system_server_disc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned   offset = 0;
    /*uint16_t server_flags;*/

    /*server_flags =*/ zdp_parse_server_flags(tree, ett_zbee_zdp_server, tvb, &offset);

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_req_system_server_disc */

/**
 *ZigBee Device Profile dissector for the store node cache
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_req_store_discovery(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    proto_tree  *field_tree;
    unsigned    offset = 0;
    unsigned    i;

    uint64_t ext_addr;
    uint32_t simple_count;

    proto_tree_add_item(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN);
    offset += 2;
    ext_addr    = zbee_parse_eui64(tree, hf_zbee_zdp_ext_addr, tvb, &offset, (int)sizeof(uint64_t), NULL);
    proto_tree_add_item(tree, hf_zbee_zdp_disc_node_size, tvb, offset, 1, ENC_LITTLE_ENDIAN);
    offset += 1;
    proto_tree_add_item(tree, hf_zbee_zdp_disc_power_size, tvb, offset, 1, ENC_LITTLE_ENDIAN);
    offset += 1;
    proto_tree_add_item(tree, hf_zbee_zdp_disc_ep_count, tvb, offset, 1, ENC_LITTLE_ENDIAN);
    offset += 1;
    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_disc_simple_count, tvb, offset, 1, ENC_LITTLE_ENDIAN, &simple_count);
    offset += 1;

    field_tree = proto_tree_add_subtree(tree, tvb, offset, simple_count, ett_zbee_zdp_simple_sizes, NULL, "Simple Descriptor Sizes");

    for (i=0; i<simple_count; i++) {
        proto_tree_add_item(field_tree, hf_zbee_zdp_disc_simple_size, tvb, offset, 1, ENC_LITTLE_ENDIAN);
        offset += 1;
    }

    zbee_append_info(tree, pinfo, ", Ext Addr: %s", eui64_to_display(pinfo->pool, ext_addr));

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_req_store_discovery */

/**
 *ZigBee Device Profile dissector for the store node descriptor
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_req_store_node_desc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, uint8_t version)
{
    unsigned   offset = 0;
    uint64_t ext_addr;

    proto_tree_add_item(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN);
    offset += 2;
    ext_addr = zbee_parse_eui64(tree, hf_zbee_zdp_ext_addr, tvb, &offset, (int)sizeof(uint64_t), NULL);
    zdp_parse_node_desc(tree, pinfo, false, ett_zbee_zdp_node, tvb, &offset, version);

    zbee_append_info(tree, pinfo, ", Address: %s", eui64_to_display(pinfo->pool, ext_addr));

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_req_store_node_desc */

/**
 *ZigBee Device Profile dissector for the store power descriptor
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_req_store_power_desc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned   offset = 0;
    uint64_t ext_addr;

    proto_tree_add_item(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN);
    offset += 2;
    ext_addr = zbee_parse_eui64(tree, hf_zbee_zdp_ext_addr, tvb, &offset, (int)sizeof(uint64_t), NULL);
    zdp_parse_power_desc(tree, ett_zbee_zdp_power, tvb, &offset);

    zbee_append_info(tree, pinfo, ", Address: %s", eui64_to_display(pinfo->pool, ext_addr));

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_req_store_power_desc */

/**
 *ZigBee Device Profile dissector for the store active endpoint
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_req_store_active_ep(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    proto_tree  *field_tree;
    unsigned    offset = 0;
    unsigned    i;

    uint64_t    ext_addr;
    uint32_t    ep_count;

    proto_tree_add_item(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN);
    offset += 2;
    ext_addr = zbee_parse_eui64(tree, hf_zbee_zdp_ext_addr, tvb, &offset, (int)sizeof(uint64_t), NULL);
    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_disc_simple_count, tvb, offset, 1, ENC_LITTLE_ENDIAN, &ep_count);
    offset += 1;

    field_tree = proto_tree_add_subtree(tree, tvb, offset, ep_count, ett_zbee_zdp_endpoint, NULL, "Active Endpoints");

    for (i=0; i<ep_count; i++) {
        proto_tree_add_item(field_tree, hf_zbee_zdp_endpoint, tvb, offset, 1, ENC_LITTLE_ENDIAN);
        offset += 1;
    }

    zbee_append_info(tree, pinfo, ", Device: %s", eui64_to_display(pinfo->pool, ext_addr));

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_req_store_active_ep */

/**
 *ZigBee Device Profile dissector for the store simple descriptor
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_req_store_simple_desc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, uint8_t version)
{
    unsigned   offset = 0;
    uint64_t ext_addr;

    proto_tree_add_item(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN);
    offset += 2;
    ext_addr    = zbee_parse_eui64(tree, hf_zbee_zdp_ext_addr, tvb, &offset, (int)sizeof(uint64_t), NULL);
    proto_tree_add_item(tree, hf_zbee_zdp_simple_length, tvb, offset, 1, ENC_LITTLE_ENDIAN);
    offset += 1;
    zdp_parse_simple_desc(tree, ett_zbee_zdp_simple, tvb, &offset, version);

    zbee_append_info(tree, pinfo, ", Address: %s", eui64_to_display(pinfo->pool, ext_addr));

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_req_store_simple_desc */

/**
 *ZigBee Device Profile dissector for the remove node cache
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_req_remove_node_cache(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned   offset   = 0;
    uint64_t ext_addr;

    proto_tree_add_item(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN);
    offset += 2;
    ext_addr = zbee_parse_eui64(tree, hf_zbee_zdp_ext_addr, tvb, &offset, (int)sizeof(uint64_t), NULL);

    zbee_append_info(tree, pinfo, ", Device: %s", eui64_to_display(pinfo->pool, ext_addr));

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_req_remove_node_cache */

/**
 *ZigBee Device Profile dissector for the find node cache
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_req_find_node_cache(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned   offset = 0;
    uint64_t ext_addr;

    proto_tree_add_item(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN);
    offset += 2;
    ext_addr = zbee_parse_eui64(tree, hf_zbee_zdp_ext_addr, tvb, &offset, (int)sizeof(uint64_t), NULL);

    zbee_append_info(tree, pinfo, ", Address: %s", eui64_to_display(pinfo->pool, ext_addr));

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_req_find_node_cache */

/**
 *ZigBee Device Profile dissector for the extended simple
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_req_ext_simple_desc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned   offset = 0;
    uint32_t device, endpt;

    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN, &device);
    offset += 2;
    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_endpoint, tvb, offset, 1, ENC_LITTLE_ENDIAN, &endpt);
    offset += 1;
    proto_tree_add_item(tree, hf_zbee_zdp_index, tvb, offset, 1, ENC_LITTLE_ENDIAN);
    offset += 1;

    zbee_append_info(tree, pinfo, ", Nwk Addr: 0x%04x, Endpoint: %d", device, endpt);

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_req_ext_simple_desc */

/**
 *ZigBee Device Profile dissector for the extended active
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_req_ext_active_ep(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned   offset = 0;
    uint32_t device;
    /*uint8_t idx;*/

    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN, &device);
    offset += 2;
    proto_tree_add_item(tree, hf_zbee_zdp_index, tvb, offset, 1, ENC_LITTLE_ENDIAN);
    offset += 1;

    zbee_append_info(tree, pinfo, ", Nwk Addr: 0x%04x", device);

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_req_ext_active_ep */

/**************************************
 * DISCOVERY RESPONSES
 **************************************
 */
/**
 *ZigBee Device Profile dissector for the network address
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_rsp_nwk_addr(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    proto_tree  *field_tree = NULL;
    unsigned    offset = 0;
    unsigned    i;

    uint8_t     status;
    uint64_t    ext_addr;
    uint32_t    device, assoc;

    status   = zdp_parse_status(tree, tvb, &offset);
    ext_addr = zbee_parse_eui64(tree, hf_zbee_zdp_ext_addr, tvb, &offset, (int)sizeof(uint64_t), NULL);
    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN, &device);
    offset += 2;

    if (tvb_bytes_exist(tvb, offset, 1)) {
        /* The presence of these fields depends on the request message. Include them if they exist. */
        proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_assoc_device_count, tvb, offset, 1, ENC_LITTLE_ENDIAN, &assoc);
        offset += 1;

        if ((tree) && (assoc)) {
            proto_tree_add_item(tree, hf_zbee_zdp_index, tvb, offset, 1, ENC_LITTLE_ENDIAN);
            offset += 1;

            field_tree = proto_tree_add_subtree(tree, tvb, offset, assoc*(int)sizeof(uint16_t),
                            ett_zbee_zdp_assoc_device, NULL, "Associated Device List");
        }
        for (i=0; i<assoc; i++) {
            proto_tree_add_item(field_tree, hf_zbee_zdp_assoc_device, tvb, offset, 2, ENC_LITTLE_ENDIAN);
            offset += 2;
        }
    }


    zbee_append_info(tree, pinfo, ", Status: %s", zdp_status_name(status));
    if (status == ZBEE_ZDP_STATUS_SUCCESS) {
        zbee_append_info(tree, pinfo, ", Address: %s = 0x%04x", eui64_to_display(pinfo->pool, ext_addr), device);
    }

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_rsp_nwk_addr */

/**
 *ZigBee Device Profile dissector for the extended address
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_rsp_ext_addr(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    proto_tree  *field_tree = NULL;
    unsigned    offset = 0;
    unsigned    i;

    uint8_t     status;
    uint64_t    ext_addr;
    uint32_t    device, assoc;

    status   = zdp_parse_status(tree, tvb, &offset);
    ext_addr = zbee_parse_eui64(tree, hf_zbee_zdp_ext_addr, tvb, &offset, (int)sizeof(uint64_t), NULL);
    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN, &device);
    offset += 2;

    if (tvb_bytes_exist(tvb, offset, 1)) {
        /* The presence of these fields depends on the request message. Include them if they exist. */
        proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_assoc_device_count, tvb, offset, 1, ENC_LITTLE_ENDIAN, &assoc);
        offset += 1;

        if ((tree) && (assoc)) {
            proto_tree_add_item(tree, hf_zbee_zdp_index, tvb, offset, 1, ENC_LITTLE_ENDIAN);
            offset += 1;

            field_tree = proto_tree_add_subtree(tree, tvb, offset, assoc*(int)sizeof(uint16_t),
                    ett_zbee_zdp_assoc_device, NULL, "Associated Device List");
        }
        for (i=0; i<assoc; i++) {
            proto_tree_add_item(field_tree, hf_zbee_zdp_assoc_device, tvb, offset, 2, ENC_LITTLE_ENDIAN);
            offset += 2;
        }
    }

    zbee_append_info(tree, pinfo, ", Status: %s", zdp_status_name(status));
    if (status == ZBEE_ZDP_STATUS_SUCCESS) {
        zbee_append_info(tree, pinfo, ", Nwk Addr: 0x%04x = %s", device, eui64_to_display(pinfo->pool, ext_addr));
    }

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_rsp_ext_addr */

/**
 *ZigBee Device Profile dissector for the node descriptor
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_rsp_node_desc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, uint8_t version)
{
    unsigned    offset = 0;

    uint8_t     status;
    uint32_t    device;

    status   = zdp_parse_status(tree, tvb, &offset);
    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN, &device);
    offset += 2;
    if (status == ZBEE_ZDP_STATUS_SUCCESS) {
        zdp_parse_node_desc(tree, pinfo, true, ett_zbee_zdp_node, tvb, &offset, version);
    }

    zbee_append_info(tree, pinfo, ", Nwk Addr: 0x%04x", device);
    zbee_append_info(tree, pinfo, ", Status: %s", zdp_status_name(status));

    offset = dissect_zbee_tlvs(tvb, pinfo, tree, offset, NULL, ZBEE_TLV_SRC_TYPE_ZBEE_ZDP, ZBEE_ZDP_RSP_NODE_DESC);

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_rsp_node_desc */

/**
 *ZigBee Device Profile dissector for the power descriptor
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_rsp_power_desc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned    offset = 0;

    uint8_t     status;
    uint32_t    device;

    status   = zdp_parse_status(tree, tvb, &offset);
    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN, &device);
    offset += 2;
    if (status == ZBEE_ZDP_STATUS_SUCCESS) {
        zdp_parse_power_desc(tree, ett_zbee_zdp_power, tvb, &offset);
    }

    zbee_append_info(tree, pinfo, ", Nwk Addr: 0x%04x", device);
    zbee_append_info(tree, pinfo, ", Status: %s", zdp_status_name(status));

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_rsp_power_desc */

/**
 *ZigBee Device Profile dissector for the simple descriptor
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_rsp_simple_desc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, uint8_t version)
{
    unsigned    offset = 0;

    uint8_t     status;
    /*uint8_t     length;*/
    uint32_t    device;

    status   = zdp_parse_status(tree, tvb, &offset);
    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN, &device);
    offset += 2;
    proto_tree_add_item(tree, hf_zbee_zdp_simple_length, tvb, offset, 1, ENC_LITTLE_ENDIAN);
    offset += 1;
    if (status == ZBEE_ZDP_STATUS_SUCCESS) {
        zdp_parse_simple_desc(tree, ett_zbee_zdp_simple, tvb, &offset, version);
    }

    zbee_append_info(tree, pinfo, ", Nwk Addr: 0x%04x", device);
    zbee_append_info(tree, pinfo, ", Status: %s", zdp_status_name(status));

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_rsp_simple_desc */

/**
 *ZigBee Device Profile dissector for the active endpoint
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_rsp_active_ep(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    proto_tree  *field_tree = NULL;
    unsigned    offset = 0;
    unsigned    i;

    uint8_t     status;
    uint32_t    device, ep_count;

    status   = zdp_parse_status(tree, tvb, &offset);
    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN, &device);
    offset += 2;
    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_ep_count, tvb, offset, 1, ENC_LITTLE_ENDIAN, &ep_count);
    offset += 1;


    if (tree && ep_count) {
        field_tree = proto_tree_add_subtree(tree, tvb, offset, ep_count*(int)sizeof(uint8_t),
                    ett_zbee_zdp_endpoint, NULL, "Active Endpoint List");
    }
    for (i=0; i<ep_count; i++) {
        proto_tree_add_item(field_tree, hf_zbee_zdp_endpoint, tvb, offset, 1, ENC_LITTLE_ENDIAN);
        offset += 1;
    }

    zbee_append_info(tree, pinfo, ", Nwk Addr: 0x%04x", device);
    zbee_append_info(tree, pinfo, ", Status: %s", zdp_status_name(status));

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_rsp_active_ep */

/**
 *ZigBee Device Profile dissector for the simple descriptor
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_rsp_match_desc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    proto_tree  *field_tree = NULL;
    unsigned    offset = 0;
    unsigned    i;

    uint8_t     status;
    uint32_t    device, ep_count;

    status   = zdp_parse_status(tree, tvb, &offset);
    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN, &device);
    offset += 2;
    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_ep_count, tvb, offset, 1, ENC_LITTLE_ENDIAN, &ep_count);
    offset += 1;

    if (tree && ep_count) {
        field_tree = proto_tree_add_subtree(tree, tvb, offset, ep_count*(int)sizeof(uint8_t),
                        ett_zbee_zdp_endpoint, NULL, "Matching Endpoint List");
    }
    for (i=0; i<ep_count; i++) {
        proto_tree_add_item(field_tree, hf_zbee_zdp_endpoint, tvb, offset, 1, ENC_LITTLE_ENDIAN);
        offset += 1;
    }

    zbee_append_info(tree, pinfo, ", Nwk Addr: 0x%04x", device);
    zbee_append_info(tree, pinfo, ", Status: %s", zdp_status_name(status));

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_rsp_match_desc */

/**
 *ZigBee Device Profile dissector for the complex descriptor
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_rsp_complex_desc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned    offset = 0;

    uint8_t     status;
    uint32_t    device, length;

    status = zdp_parse_status(tree, tvb, &offset);

    if ((status == ZBEE_ZDP_STATUS_SUCCESS) || (tvb_bytes_exist(tvb, offset, 2))) {
        proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN, &device);
        zbee_append_info(tree, pinfo, ", Nwk Addr: 0x%04x", device);
        offset += 2;
    }
    if ((status == ZBEE_ZDP_STATUS_SUCCESS) || (tvb_bytes_exist(tvb, offset, 1))) {
        proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_complex_length, tvb, offset, 1, ENC_LITTLE_ENDIAN, &length);
        offset += 1;

        if (length) {
            zdp_parse_complex_desc(pinfo, tree, -1, tvb, &offset, length);
        }


        /* Dump any leftover bytes. */
        zdp_dump_excess(tvb, offset, pinfo, tree);
    }

    zbee_append_info(tree, pinfo, ", Status: %s", zdp_status_name(status));

} /* dissect_zbee_zdp_rsp_complex_desc */

/**
 *ZigBee Device Profile dissector for the user descriptor
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_rsp_user_desc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, uint8_t version)
{
    unsigned    offset = 0;
    uint8_t     status;
    uint32_t    device, user_length;
    char        *user;

    status = zdp_parse_status(tree, tvb, &offset);
    if ((status == ZBEE_ZDP_STATUS_SUCCESS) || (tvb_bytes_exist(tvb, offset, 2))) {
        proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN, &device);
        zbee_append_info(tree, pinfo, ", Nwk Addr: 0x%04x", device);
        offset += 2;
    }
    if ((version >= ZBEE_VERSION_2007) || (status == ZBEE_ZDP_STATUS_SUCCESS)) {
        /* In ZigBee 2003 & earlier, the length field is omitted if not successful. */
        proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_user_length, tvb, offset, 1, ENC_LITTLE_ENDIAN, &user_length);
        offset += 1;
    }
    else user_length = 0;

    user = tvb_get_string_enc(pinfo->pool, tvb, offset, user_length, ENC_ASCII);
    if (tree) {
        proto_tree_add_string(tree, hf_zbee_zdp_user, tvb, offset, user_length, user);
    }
    offset += user_length;

    if (status == ZBEE_ZDP_STATUS_SUCCESS) {
        zbee_append_info(tree, pinfo, ", Desc: \'%s\'", user);
    }
    zbee_append_info(tree, pinfo, ", Status: %s", zdp_status_name(status));

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_rsp_user_desc */

/**
 *ZigBee Device Profile dissector for the set user descriptor
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_rsp_user_desc_conf(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, uint8_t version)
{
    unsigned    offset = 0;
    uint8_t     status;
    uint32_t    device = 0;

    status = zdp_parse_status(tree, tvb, &offset);
    if (version >= ZBEE_VERSION_2007) {
        if ((status == ZBEE_ZDP_STATUS_SUCCESS) || (tvb_bytes_exist(tvb, offset, 2))) {
            /* Device address present only on ZigBee 2006 & later. */
            proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN, &device);
            zbee_append_info(tree, pinfo, ", Nwk Addr: 0x%04x", device);
            offset += 2;
        }
    }

    zbee_append_info(tree, pinfo, ", Status: %s", zdp_status_name(status));

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_rsp_user_desc_conf */

/**
 *ZigBee Device Profile dissector for the discovery cache
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_rsp_discovery_cache(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned  offset = 0;
    uint8_t status;

    status = zdp_parse_status(tree, tvb, &offset);
    zbee_append_info(tree, pinfo, ", Status: %s", zdp_status_name(status));

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_rsp_discovery_cache */

/**
 *ZigBee Device Profile dissector for the system server discovery
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_rsp_system_server_disc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned   offset = 0;
    uint8_t status;

    status   = zdp_parse_status(tree, tvb, &offset);

    if ((status == ZBEE_ZDP_STATUS_SUCCESS) || (tvb_bytes_exist(tvb, offset, 2))) {
        zdp_parse_server_flags(tree, ett_zbee_zdp_server, tvb, &offset);
    }

    zbee_append_info(tree, pinfo, ", Status: %s", zdp_status_name(status));

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_rsp_system_server_disc */

/**
 *ZigBee Device Profile dissector for the discovery store
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_rsp_discovery_store(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned  offset = 0;
    uint8_t status;

    status = zdp_parse_status(tree, tvb, &offset);
    zbee_append_info(tree, pinfo, ", Status: %s", zdp_status_name(status));

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_rsp_discovery_store */

/**
 *ZigBee Device Profile dissector for the store node descriptor
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_rsp_store_node_desc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned  offset = 0;
    uint8_t status;

    status = zdp_parse_status(tree, tvb, &offset);
    zbee_append_info(tree, pinfo, ", Status: %s", zdp_status_name(status));

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_rsp_store_node_desc */

/**
 *ZigBee Device Profile dissector for the store power descriptor
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_rsp_store_power_desc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned  offset = 0;
    uint8_t status;

    status = zdp_parse_status(tree, tvb, &offset);
    zbee_append_info(tree, pinfo, ", Status: %s", zdp_status_name(status));

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_rsp_store_power_desc */

/**
 *ZigBee Device Profile dissector for the store active endpoints
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_rsp_store_active_ep(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned  offset = 0;
    uint8_t status;

    status = zdp_parse_status(tree, tvb, &offset);
    zbee_append_info(tree, pinfo, ", Status: %s", zdp_status_name(status));

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_rsp_store_active_ep */

/**
 *ZigBee Device Profile dissector for the store power descriptor
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_rsp_store_simple_desc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned  offset = 0;
    uint8_t status;

    status = zdp_parse_status(tree, tvb, &offset);
    zbee_append_info(tree, pinfo, ", Status: %s", zdp_status_name(status));

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_rsp_store_simple_desc */

/**
 *ZigBee Device Profile dissector for the remove node cache
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_rsp_remove_node_cache(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned  offset = 0;
    uint8_t status;

    status = zdp_parse_status(tree, tvb, &offset);
    zbee_append_info(tree, pinfo, ", Status: %s", zdp_status_name(status));

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_rsp_remove_node_cache */

/**
 *ZigBee Device Profile dissector for the find node cache
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_rsp_find_node_cache(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    unsigned   offset = 0;
    uint32_t device, cache;

    /* Find Node Cache does NOT start with status */
    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_cache, tvb, offset, 2, ENC_LITTLE_ENDIAN, &cache);
    offset += 2;
    proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN, &device);
    offset += 2;
    /*ext_addr =*/ zbee_parse_eui64(tree, hf_zbee_zdp_ext_addr, tvb, &offset, (int)sizeof(uint64_t), NULL);

    zbee_append_info(tree, pinfo, ", Cache: 0x%04x", cache);
    zbee_append_info(tree, pinfo, ", Nwk Addr: 0x%04x", device);

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_rsp_find_node_cache */

/**
 *ZigBee Device Profile dissector for the extended simple
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_rsp_ext_simple_desc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    proto_item  *ti;
    unsigned    offset = 0;
    unsigned    i;
    unsigned    sizeof_cluster = (int)sizeof(uint16_t);
    uint8_t     status;
    uint32_t    device, cluster, in_count, out_count, idx;

    status = zdp_parse_status(tree, tvb, &offset);
    if ((status == ZBEE_ZDP_STATUS_SUCCESS) || (tvb_bytes_exist(tvb, offset, 2))) {
        proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN, &device);
        zbee_append_info(tree, pinfo, ", Nwk Addr: 0x%04x", device);
        offset += 2;
    }

    if (status == ZBEE_ZDP_STATUS_SUCCESS) {
        proto_tree_add_item(tree, hf_zbee_zdp_endpoint, tvb, offset, 1, ENC_LITTLE_ENDIAN);
        offset += 1;
        proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_in_count, tvb, offset, 1, ENC_LITTLE_ENDIAN, &in_count);
        offset += 1;
        proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_out_count, tvb, offset, 1, ENC_LITTLE_ENDIAN, &out_count);
        offset += 1;
        proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_index, tvb, offset, 1, ENC_LITTLE_ENDIAN, &idx);
        offset += 1;

        /* Display the input cluster list. */
        for (i=idx; (i<in_count) && tvb_bytes_exist(tvb, offset, sizeof_cluster); i++) {
            ti = proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_in_cluster, tvb, offset, sizeof_cluster, ENC_LITTLE_ENDIAN, &cluster);
            offset += sizeof_cluster;
            proto_item_append_text(ti, " (%s)", rval_to_str_const(cluster, zbee_aps_cid_names, "Unknown Cluster"));
        } /* for */
        for (i-=in_count; (i<out_count) && tvb_bytes_exist(tvb, offset, sizeof_cluster); i++) {
            ti = proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_out_cluster, tvb, offset, sizeof_cluster, ENC_LITTLE_ENDIAN, &cluster);
           offset += sizeof_cluster;
            proto_item_append_text(ti, " (%s)", rval_to_str_const(cluster, zbee_aps_cid_names, "Unknown Cluster"));
        } /* for */
    }
    zbee_append_info(tree, pinfo, ", Status: %s", zdp_status_name(status));

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_rsp_ext_simple_desc */

/**
 *ZigBee Device Profile dissector for the extended active
 *
 *@param tvb pointer to buffer containing raw packet.
 *@param pinfo pointer to packet information fields
 *@param tree pointer to data tree Wireshark uses to display packet.
*/
void
dissect_zbee_zdp_rsp_ext_active_ep(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
    proto_tree  *field_tree = NULL;
    unsigned    offset = 0;
    unsigned    i;

    uint8_t     status;
    uint32_t    device, ep_count, idx;

    status   = zdp_parse_status(tree, tvb, &offset);
    if ((status == ZBEE_ZDP_STATUS_SUCCESS) || (tvb_bytes_exist(tvb, offset, 2))) {
        proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_nwk_addr, tvb, offset, 2, ENC_LITTLE_ENDIAN, &device);
        zbee_append_info(tree, pinfo, ", Nwk Addr: 0x%04x", device);
        offset += 2;
    }

    /* on success require both, when unsuccessful okay to skip both but not just one */
    if ((status == ZBEE_ZDP_STATUS_SUCCESS) || (tvb_bytes_exist(tvb, offset, 1))) {
        proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_ep_count, tvb, offset, 1, ENC_LITTLE_ENDIAN, &ep_count);
        offset += 1;
        proto_tree_add_item_ret_uint(tree, hf_zbee_zdp_index, tvb, offset, 1, ENC_LITTLE_ENDIAN, &idx);
        offset += 1;

        if (tree && ep_count) {
            field_tree = proto_tree_add_subtree(tree, tvb, offset, ep_count*(int)sizeof(uint8_t),
                            ett_zbee_zdp_endpoint, NULL, "Active Endpoint List");
            for (i=idx; (i<ep_count) && tvb_bytes_exist(tvb, offset, (int)sizeof(uint8_t)); i++) {
                proto_tree_add_item(field_tree, hf_zbee_zdp_endpoint, tvb, offset, 1, ENC_LITTLE_ENDIAN);
                offset += 1;
            }
        }
    }

    zbee_append_info(tree, pinfo, ", Status: %s", zdp_status_name(status));

    /* Dump any leftover bytes. */
    zdp_dump_excess(tvb, offset, pinfo, tree);
} /* dissect_zbee_zdp_rsp_ext_active_ep */

/*
 * Editor modelines  -  https://www.wireshark.org/tools/modelines.html
 *
 * Local variables:
 * c-basic-offset: 4
 * tab-width: 8
 * indent-tabs-mode: nil
 * End:
 *
 * vi: set shiftwidth=4 tabstop=8 expandtab:
 * :indentSize=4:tabSize=8:noTabs=true:
 */