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wireshark/epan/dissectors/packet-componentstatus.c

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/* packet-componentstatus.c
* Routines for the Component Status Protocol of the
* RSPLIB RSerPool implementation
* https://www.uni-due.de/~be0001/rserpool/
*
* Copyright 2006-2021 by Thomas Dreibholz <dreibh [AT] iem.uni-due.de>
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* Copied from README.developer
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "config.h"
#include <epan/packet.h>
#include <epan/ipproto.h>
#include <epan/sctpppids.h>
#include <epan/stat_tap_ui.h>
void proto_register_componentstatusprotocol(void);
void proto_reg_handoff_componentstatusprotocol(void);
/* Initialize the protocol and registered fields */
static int proto_componentstatusprotocol = -1;
static int tap_componentstatusprotocol = -1;
/* Initialize the subtree pointers */
static gint ett_componentstatusprotocol = -1;
static gint ett_message_flags = -1;
static gint ett_message_sender_id = -1;
static gint ett_cspreport_association_receiver_id = -1;
static gint ett_association = -1;
#define COMPONENTSTATUSPROTOCOL_PORT 2960 /* Not IANA registered */
#define COMPONENTSTATUSPROTOCOL_VERSION 0x0200
static int hf_message_type = -1;
static int hf_message_flags = -1;
static int hf_message_flags_final_bit = -1;
static int hf_message_length = -1;
static int hf_message_version = -1;
static int hf_message_sender_id = -1;
static int hf_message_sender_id_group = -1;
static int hf_message_sender_id_object = -1;
static int hf_message_sender_timestamp = -1;
static guint64 componentstatusprotocol_total_msgs = 0;
static guint64 componentstatusprotocol_total_bytes = 0;
#define COMPONENTSTATUS_REPORT 0x01
static const value_string message_type_values[] = {
{ COMPONENTSTATUS_REPORT, "ComponentStatus Report" },
{ 0, NULL }
};
static int hf_cspreport_report_interval = -1;
static int hf_cspreport_location = -1;
static int hf_cspreport_status = -1;
static int hf_cspreport_workload = -1;
static int hf_cspreport_associations = -1;
#define CSPF_FINAL (1 << 0)
static const true_false_string message_flags_final_bit = {
"Final message",
"Not final message"
};
#define CID_GROUP_UNKNOWN 0x0000
#define CID_GROUP_REGISTRAR 0x0001
#define CID_GROUP_POOLELEMENT 0x0002
#define CID_GROUP_POOLUSER 0x0003
#define CID_GROUP(id) (((uint64_t) id >> 56) & (0xffffULL)
#define CID_OBJECT(id) (((uint64_t) id & 0xffffffffffffffULL)
static const value_string group_values[] = {
{ CID_GROUP_UNKNOWN, "Unknown" },
{ CID_GROUP_REGISTRAR, "Registrar" },
{ CID_GROUP_POOLELEMENT, "Pool Element" },
{ CID_GROUP_POOLUSER, "Pool User" },
{ 0, NULL }
};
#define CSR_GET_WORKLOAD(w) ((w == 0xffff) ? -1.0 : (float)(w / (float)0xfffe))
static int hf_cspreport_association_receiver_id = -1;
static int hf_cspreport_association_receiver_id_group = -1;
static int hf_cspreport_association_receiver_id_object = -1;
static int hf_cspreport_association_duration = -1;
static int hf_cspreport_association_flags = -1;
static int hf_cspreport_association_protocolid = -1;
static int hf_cspreport_association_ppid = -1;
/* Setup list of header fields */
static hf_register_info hf[] = {
{ &hf_message_type, { "Type", "componentstatusprotocol.message_type", FT_UINT8, BASE_DEC, VALS(message_type_values), 0x0, NULL, HFILL } },
{ &hf_message_flags, { "Flags", "componentstatusprotocol.message_flags", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } },
{ &hf_message_flags_final_bit, { "F-Bit", "componentstatusprotocol.message_final_bit", FT_BOOLEAN, 8, TFS(&message_flags_final_bit), CSPF_FINAL, NULL, HFILL } },
{ &hf_message_length, { "Length", "componentstatusprotocol.message_length", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } },
{ &hf_message_version, { "Version", "componentstatusprotocol.message_version", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL } },
{ &hf_message_sender_id, { "SenderID", "componentstatusprotocol.message_sender_id", FT_UINT64, BASE_HEX, NULL, 0x0, NULL, HFILL } },
{ &hf_message_sender_id_group, { "Group", "componentstatusprotocol.message_sender_id.group", FT_UINT16, BASE_HEX, VALS(group_values), 0x0, NULL, HFILL } },
{ &hf_message_sender_id_object, { "Object", "componentstatusprotocol.message_sender_id.object", FT_UINT64, BASE_HEX, NULL, 0x0, NULL, HFILL } },
{ &hf_message_sender_timestamp, { "SenderTimeStamp", "componentstatusprotocol.message_sendertimestamp", FT_RELATIVE_TIME, BASE_NONE, NULL, 0x0, NULL, HFILL } },
{ &hf_cspreport_report_interval, { "ReportInterval", "componentstatusprotocol.componentstatusreport_reportinterval", FT_RELATIVE_TIME, BASE_NONE, NULL, 0x0, NULL, HFILL } },
{ &hf_cspreport_location, { "Location", "componentstatusprotocol.componentstatusreport_location", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL } },
{ &hf_cspreport_status, { "Status", "componentstatusprotocol.componentstatusreport_status", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL } },
{ &hf_cspreport_workload, { "Workload", "componentstatusprotocol.componentstatusreport_workload", FT_FLOAT, BASE_NONE, NULL, 0x0, NULL, HFILL } },
{ &hf_cspreport_associations, { "Associations", "componentstatusprotocol.componentstatusreport_associations", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } },
{ &hf_cspreport_association_receiver_id, { "ReceiverID", "componentstatusprotocol.componentassociation_receiver_id", FT_UINT64, BASE_HEX, NULL, 0x0, NULL, HFILL } },
{ &hf_cspreport_association_receiver_id_group, { "Group", "componentstatusprotocol.componentassociation_receiver_id.group", FT_UINT16, BASE_HEX, VALS(group_values), 0x0, NULL, HFILL } },
{ &hf_cspreport_association_receiver_id_object, { "Object", "componentstatusprotocol.componentassociation_receiver_id.object", FT_UINT64, BASE_HEX, NULL, 0x0, NULL, HFILL } },
{ &hf_cspreport_association_duration, { "Duration", "componentstatusprotocol.componentassociation_duration", FT_RELATIVE_TIME, BASE_NONE, NULL, 0x0, NULL, HFILL } },
{ &hf_cspreport_association_flags, { "Flags", "componentstatusprotocol.componentassociation_flags", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } },
{ &hf_cspreport_association_protocolid, { "ProtocolID", "componentstatusprotocol.componentassociation_protocolid", FT_UINT16, BASE_DEC|BASE_EXT_STRING, &ipproto_val_ext, 0x0, NULL, HFILL } },
{ &hf_cspreport_association_ppid, { "PPID", "componentstatusprotocol.componentassociation_ppid", FT_UINT32, BASE_DEC|BASE_EXT_STRING, &sctpppid_val_ext, 0x0, NULL, HFILL } },
};
typedef struct _tap_componentstatusprotocol_rec_t {
guint8 type;
guint16 size;
const char* type_string;
} tap_componentstatusprotocol_rec_t;
static void
dissect_componentstatusprotocol_cspreport_association(tvbuff_t *message_tvb, proto_tree *message_tree)
{
proto_item* receiver_id_item;
proto_tree* receiver_id_tree;
guint64 timestamp;
nstime_t t;
receiver_id_item = proto_tree_add_item(message_tree, hf_cspreport_association_receiver_id, message_tvb, 0, 8, ENC_BIG_ENDIAN);
receiver_id_tree = proto_item_add_subtree(receiver_id_item, ett_cspreport_association_receiver_id);
proto_tree_add_item(receiver_id_tree, hf_cspreport_association_receiver_id_group, message_tvb, 0, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(receiver_id_tree, hf_cspreport_association_receiver_id_object, message_tvb, 1, 7, ENC_BIG_ENDIAN);
timestamp = tvb_get_ntoh64(message_tvb, 8);
t.secs = (time_t)(timestamp / 1000000);
t.nsecs = (int)((timestamp - 1000000 * t.secs) * 1000);
if(timestamp == 0xffffffffffffffffULL) {
proto_tree_add_time_format(message_tree, hf_cspreport_association_duration, message_tvb, 8, 8, &t, "Duration: unknown");
}
else {
proto_tree_add_time(message_tree, hf_cspreport_association_duration, message_tvb, 8, 8, &t);
}
proto_tree_add_item(message_tree, hf_cspreport_association_flags, message_tvb, 16, 2, ENC_BIG_ENDIAN);
proto_tree_add_item(message_tree, hf_cspreport_association_protocolid, message_tvb, 18, 2, ENC_BIG_ENDIAN);
proto_tree_add_item(message_tree, hf_cspreport_association_ppid, message_tvb, 20, 4, ENC_BIG_ENDIAN);
}
static void
dissect_componentstatusprotocol_cspreport_message(tvbuff_t *message_tvb, proto_tree *message_tree)
{
tvbuff_t *association_tvb;
proto_tree *association_tree;
int association;
gint offset;
float workload;
guint64 interval;
nstime_t t;
interval = tvb_get_ntohl(message_tvb, 24);
t.secs = (time_t)(interval / 1000000);
t.nsecs = (int)((interval - 1000000 * t.secs) * 1000);
proto_tree_add_time(message_tree, hf_cspreport_report_interval, message_tvb, 24, 4, &t);
proto_tree_add_item(message_tree, hf_cspreport_location, message_tvb, 28, 128, ENC_UTF_8|ENC_NA);
proto_tree_add_item(message_tree, hf_cspreport_status, message_tvb, 156, 128, ENC_UTF_8|ENC_NA);
workload = (float)(100.0 * CSR_GET_WORKLOAD(tvb_get_ntohs(message_tvb, 284)));
if(workload < 0.0) { /* Special value 0xffff -> -1.0 means "no load provided"! */
proto_tree_add_float_format(message_tree, hf_cspreport_workload, message_tvb, 284, 2,
workload, "Workload: N/A");
}
else {
proto_tree_add_float_format_value(message_tree, hf_cspreport_workload, message_tvb, 284, 2,
workload, "%1.2f%%", workload);
}
proto_tree_add_item(message_tree, hf_cspreport_associations, message_tvb, 286, 2, ENC_BIG_ENDIAN);
association = 1;
offset = 288;
while(tvb_reported_length_remaining(message_tvb, offset) >= 24) {
association_tree = proto_tree_add_subtree_format(message_tree, message_tvb, offset, 24,
ett_association, NULL, "Association #%d", association++);
association_tvb = tvb_new_subset_length_caplen(message_tvb, offset,
MIN(24, tvb_reported_length_remaining(message_tvb, offset)),
24);
dissect_componentstatusprotocol_cspreport_association(association_tvb, association_tree);
offset += 24;
}
}
static void
dissect_componentstatusprotocol_message(tvbuff_t *message_tvb, packet_info *pinfo, proto_tree *componentstatusprotocol_tree)
{
proto_item* flags_item;
proto_tree* flags_tree;
proto_item* sender_id_item;
proto_tree* sender_id_tree;
guint64 timestamp;
nstime_t t;
tap_componentstatusprotocol_rec_t* tap_rec = wmem_new0(wmem_packet_scope(), tap_componentstatusprotocol_rec_t);
tap_rec->type = tvb_get_guint8(message_tvb, 0);
tap_rec->size = tvb_get_ntohs(message_tvb, 2);
tap_rec->type_string = val_to_str_const(tap_rec->type, message_type_values, "Unknown ComponentStatusProtocol message type");
tap_queue_packet(tap_componentstatusprotocol, pinfo, tap_rec);
proto_tree_add_item(componentstatusprotocol_tree, hf_message_type, message_tvb, 0, 1, ENC_BIG_ENDIAN);
flags_item = proto_tree_add_item(componentstatusprotocol_tree, hf_message_flags, message_tvb, 1, 1, ENC_BIG_ENDIAN);
flags_tree = proto_item_add_subtree(flags_item, ett_message_flags);
proto_tree_add_item(flags_tree, hf_message_flags_final_bit, message_tvb, 1, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(componentstatusprotocol_tree, hf_message_length, message_tvb, 2, 2, ENC_BIG_ENDIAN);
proto_tree_add_item(componentstatusprotocol_tree, hf_message_version, message_tvb, 4, 4, ENC_BIG_ENDIAN);
sender_id_item = proto_tree_add_item(componentstatusprotocol_tree, hf_message_sender_id, message_tvb, 8, 8, ENC_BIG_ENDIAN);
sender_id_tree = proto_item_add_subtree(sender_id_item, ett_message_sender_id);
proto_tree_add_item(sender_id_tree, hf_message_sender_id_group, message_tvb, 8, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(sender_id_tree, hf_message_sender_id_object, message_tvb, 9, 7, ENC_BIG_ENDIAN);
timestamp = tvb_get_ntoh64(message_tvb, 16);
t.secs = (time_t)(timestamp / 1000000);
t.nsecs = (int)((timestamp - 1000000 * t.secs) * 1000);
proto_tree_add_time(componentstatusprotocol_tree, hf_message_sender_timestamp, message_tvb, 16, 8, &t);
switch (tap_rec->type) {
case COMPONENTSTATUS_REPORT:
dissect_componentstatusprotocol_cspreport_message(message_tvb, componentstatusprotocol_tree);
break;
}
}
static int
dissect_componentstatusprotocol(tvbuff_t *message_tvb, packet_info *pinfo, proto_tree *tree, void *data _U_)
{
proto_item *componentstatusprotocol_item;
proto_tree *componentstatusprotocol_tree;
gint8 type;
gint32 version;
if (tvb_reported_length(message_tvb) < 4 + 4)
return(0);
/* Check, if this packet really contains a ComponentStatusProtocol message */
type = tvb_get_guint8(message_tvb, 0);
if (type != COMPONENTSTATUS_REPORT) {
return(0);
}
version = tvb_get_ntohl(message_tvb, 4);
if (version != COMPONENTSTATUSPROTOCOL_VERSION) {
return(0);
}
col_set_str(pinfo->cinfo, COL_PROTOCOL, "ComponentStatusProtocol");
/* create the componentstatusprotocol protocol tree */
componentstatusprotocol_item = proto_tree_add_item(tree, proto_componentstatusprotocol, message_tvb, 0, -1, ENC_NA);
componentstatusprotocol_tree = proto_item_add_subtree(componentstatusprotocol_item, ett_componentstatusprotocol);
/* dissect the message */
dissect_componentstatusprotocol_message(message_tvb, pinfo, componentstatusprotocol_tree);
return(tvb_reported_length(message_tvb));
}
/* TAP STAT INFO */
typedef enum
{
MESSAGE_TYPE_COLUMN = 0,
MESSAGES_COLUMN,
MESSAGES_SHARE_COLUMN,
BYTES_COLUMN,
BYTES_SHARE_COLUMN,
FIRST_SEEN_COLUMN,
LAST_SEEN_COLUMN,
INTERVAL_COLUMN,
MESSAGE_RATE_COLUMN,
BYTE_RATE_COLUMN
} componentstatusprotocol_stat_columns;
static stat_tap_table_item componentstatusprotocol_stat_fields[] = {
{ TABLE_ITEM_STRING, TAP_ALIGN_LEFT, "ComponentStatusProtocol Message Type", "%-25s" },
{ TABLE_ITEM_UINT, TAP_ALIGN_RIGHT, "Messages ", "%u" },
{ TABLE_ITEM_UINT, TAP_ALIGN_RIGHT, "Messages Share (%)" , "%1.3f %%" },
{ TABLE_ITEM_UINT, TAP_ALIGN_RIGHT, "Bytes (B)", "%u" },
{ TABLE_ITEM_UINT, TAP_ALIGN_RIGHT, "Bytes Share (%) ", "%1.3f %%" },
{ TABLE_ITEM_FLOAT, TAP_ALIGN_LEFT, "First Seen (s)", "%1.6f" },
{ TABLE_ITEM_FLOAT, TAP_ALIGN_LEFT, "Last Seen (s)", "%1.6f" },
{ TABLE_ITEM_FLOAT, TAP_ALIGN_LEFT, "Interval (s)", "%1.6f" },
{ TABLE_ITEM_FLOAT, TAP_ALIGN_LEFT, "Message Rate (Msg/s)", "%1.2f" },
{ TABLE_ITEM_FLOAT, TAP_ALIGN_LEFT, "Byte Rate (B/s)", "%1.2f" }
};
static void componentstatusprotocol_stat_init(stat_tap_table_ui* new_stat)
{
const char *table_name = "ComponentStatusProtocol Statistics";
int num_fields = sizeof(componentstatusprotocol_stat_fields)/sizeof(stat_tap_table_item);
stat_tap_table *table;
int i = 0;
stat_tap_table_item_type items[sizeof(componentstatusprotocol_stat_fields)/sizeof(stat_tap_table_item)];
table = stat_tap_find_table(new_stat, table_name);
if (table) {
if (new_stat->stat_tap_reset_table_cb) {
new_stat->stat_tap_reset_table_cb(table);
}
return;
}
table = stat_tap_init_table(table_name, num_fields, 0, NULL);
stat_tap_add_table(new_stat, table);
/* Add a row for each value type */
while (message_type_values[i].strptr) {
items[MESSAGE_TYPE_COLUMN].type = TABLE_ITEM_STRING;
items[MESSAGE_TYPE_COLUMN].value.string_value = message_type_values[i].strptr;
items[MESSAGES_COLUMN].type = TABLE_ITEM_UINT;
items[MESSAGES_COLUMN].value.uint_value = 0;
items[MESSAGES_SHARE_COLUMN].type = TABLE_ITEM_NONE;
items[MESSAGES_SHARE_COLUMN].value.float_value = -1.0;
items[BYTES_COLUMN].type = TABLE_ITEM_UINT;
items[BYTES_COLUMN].value.uint_value = 0;
items[BYTES_SHARE_COLUMN].type = TABLE_ITEM_NONE;
items[BYTES_SHARE_COLUMN].value.float_value = -1.0;
items[FIRST_SEEN_COLUMN].type = TABLE_ITEM_NONE;
items[FIRST_SEEN_COLUMN].value.float_value = DBL_MAX;
items[LAST_SEEN_COLUMN].type = TABLE_ITEM_NONE;
items[LAST_SEEN_COLUMN].value.float_value = DBL_MIN;
items[INTERVAL_COLUMN].type = TABLE_ITEM_NONE;
items[INTERVAL_COLUMN].value.float_value = -1.0;
items[MESSAGE_RATE_COLUMN].type = TABLE_ITEM_NONE;
items[MESSAGE_RATE_COLUMN].value.float_value = -1.0;
items[BYTE_RATE_COLUMN].type = TABLE_ITEM_NONE;
items[BYTE_RATE_COLUMN].value.float_value = -1.0;
stat_tap_init_table_row(table, i, num_fields, items);
i++;
}
}
static tap_packet_status
componentstatusprotocol_stat_packet(void* tapdata, packet_info* pinfo _U_, epan_dissect_t* edt _U_, const void* data)
{
stat_data_t* stat_data = (stat_data_t*)tapdata;
const tap_componentstatusprotocol_rec_t* tap_rec = (const tap_componentstatusprotocol_rec_t*)data;
stat_tap_table* table;
stat_tap_table_item_type* msg_data;
gint idx;
guint64 messages;
guint64 bytes;
int i = 0;
double firstSeen = -1.0;
double lastSeen = -1.0;
idx = str_to_val_idx(tap_rec->type_string, message_type_values);
if (idx < 0)
return TAP_PACKET_DONT_REDRAW;
table = g_array_index(stat_data->stat_tap_data->tables, stat_tap_table*, 0);
/* Update packets counter */
componentstatusprotocol_total_msgs++;
msg_data = stat_tap_get_field_data(table, idx, MESSAGES_COLUMN);
msg_data->value.uint_value++;
messages = msg_data->value.uint_value;
stat_tap_set_field_data(table, idx, MESSAGES_COLUMN, msg_data);
/* Update bytes counter */
componentstatusprotocol_total_bytes += tap_rec->size;
msg_data = stat_tap_get_field_data(table, idx, BYTES_COLUMN);
msg_data->value.uint_value += tap_rec->size;
bytes = msg_data->value.uint_value;
stat_tap_set_field_data(table, idx, BYTES_COLUMN, msg_data);
/* Update messages and bytes share */
while (message_type_values[i].strptr) {
msg_data = stat_tap_get_field_data(table, i, MESSAGES_COLUMN);
const guint m = msg_data->value.uint_value;
msg_data = stat_tap_get_field_data(table, i, BYTES_COLUMN);
const guint b = msg_data->value.uint_value;
msg_data = stat_tap_get_field_data(table, i, MESSAGES_SHARE_COLUMN);
msg_data->type = TABLE_ITEM_FLOAT;
msg_data->value.float_value = 100.0 * m / (double)componentstatusprotocol_total_msgs;
stat_tap_set_field_data(table, i, MESSAGES_SHARE_COLUMN, msg_data);
msg_data = stat_tap_get_field_data(table, i, BYTES_SHARE_COLUMN);
msg_data->type = TABLE_ITEM_FLOAT;
msg_data->value.float_value = 100.0 * b / (double)componentstatusprotocol_total_bytes;
stat_tap_set_field_data(table, i, BYTES_SHARE_COLUMN, msg_data);
i++;
}
/* Update first seen time */
if (pinfo->presence_flags & PINFO_HAS_TS) {
msg_data = stat_tap_get_field_data(table, idx, FIRST_SEEN_COLUMN);
msg_data->type = TABLE_ITEM_FLOAT;
msg_data->value.float_value = MIN(msg_data->value.float_value, nstime_to_sec(&pinfo->rel_ts));
firstSeen = msg_data->value.float_value;
stat_tap_set_field_data(table, idx, FIRST_SEEN_COLUMN, msg_data);
}
/* Update last seen time */
if (pinfo->presence_flags & PINFO_HAS_TS) {
msg_data = stat_tap_get_field_data(table, idx, LAST_SEEN_COLUMN);
msg_data->type = TABLE_ITEM_FLOAT;
msg_data->value.float_value = MAX(msg_data->value.float_value, nstime_to_sec(&pinfo->rel_ts));
lastSeen = msg_data->value.float_value;
stat_tap_set_field_data(table, idx, LAST_SEEN_COLUMN, msg_data);
}
if ((lastSeen - firstSeen) > 0.0) {
/* Update interval */
msg_data = stat_tap_get_field_data(table, idx, INTERVAL_COLUMN);
msg_data->type = TABLE_ITEM_FLOAT;
msg_data->value.float_value = lastSeen - firstSeen;
stat_tap_set_field_data(table, idx, INTERVAL_COLUMN, msg_data);
/* Update message rate */
msg_data = stat_tap_get_field_data(table, idx, MESSAGE_RATE_COLUMN);
msg_data->type = TABLE_ITEM_FLOAT;
msg_data->value.float_value = messages / (lastSeen - firstSeen);
stat_tap_set_field_data(table, idx, MESSAGE_RATE_COLUMN, msg_data);
/* Update byte rate */
msg_data = stat_tap_get_field_data(table, idx, BYTE_RATE_COLUMN);
msg_data->type = TABLE_ITEM_FLOAT;
msg_data->value.float_value = bytes / (lastSeen - firstSeen);
stat_tap_set_field_data(table, idx, BYTE_RATE_COLUMN, msg_data);
}
return TAP_PACKET_REDRAW;
}
static void
componentstatusprotocol_stat_reset(stat_tap_table* table)
{
guint element;
stat_tap_table_item_type* item_data;
for (element = 0; element < table->num_elements; element++) {
item_data = stat_tap_get_field_data(table, element, MESSAGES_COLUMN);
item_data->value.uint_value = 0;
stat_tap_set_field_data(table, element, MESSAGES_COLUMN, item_data);
item_data = stat_tap_get_field_data(table, element, MESSAGES_SHARE_COLUMN);
item_data->type = TABLE_ITEM_NONE;
item_data->value.float_value = -1.0;
stat_tap_set_field_data(table, element, MESSAGES_SHARE_COLUMN, item_data);
item_data = stat_tap_get_field_data(table, element, BYTES_COLUMN);
item_data->value.uint_value = 0;
stat_tap_set_field_data(table, element, BYTES_COLUMN, item_data);
item_data = stat_tap_get_field_data(table, element, BYTES_SHARE_COLUMN);
item_data->type = TABLE_ITEM_NONE;
item_data->value.float_value = -1.0;
stat_tap_set_field_data(table, element, BYTES_SHARE_COLUMN, item_data);
item_data = stat_tap_get_field_data(table, element, FIRST_SEEN_COLUMN);
item_data->type = TABLE_ITEM_NONE;
item_data->value.float_value = DBL_MAX;
stat_tap_set_field_data(table, element, FIRST_SEEN_COLUMN, item_data);
item_data = stat_tap_get_field_data(table, element, LAST_SEEN_COLUMN);
item_data->type = TABLE_ITEM_NONE;
item_data->value.float_value = DBL_MIN;
stat_tap_set_field_data(table, element, LAST_SEEN_COLUMN, item_data);
item_data = stat_tap_get_field_data(table, element, INTERVAL_COLUMN);
item_data->type = TABLE_ITEM_NONE;
item_data->value.float_value = -1.0;
stat_tap_set_field_data(table, element, INTERVAL_COLUMN, item_data);
item_data = stat_tap_get_field_data(table, element, MESSAGE_RATE_COLUMN);
item_data->type = TABLE_ITEM_NONE;
item_data->value.float_value = -1.0;
stat_tap_set_field_data(table, element, MESSAGE_RATE_COLUMN, item_data);
item_data = stat_tap_get_field_data(table, element, BYTE_RATE_COLUMN);
item_data->type = TABLE_ITEM_NONE;
item_data->value.float_value = -1.0;
stat_tap_set_field_data(table, element, BYTE_RATE_COLUMN, item_data);
}
componentstatusprotocol_total_msgs = 0;
componentstatusprotocol_total_bytes = 0;
}
/* Register the protocol with Wireshark */
void
proto_register_componentstatusprotocol(void)
{
/* Setup protocol subtree array */
static gint *ett[] = {
&ett_componentstatusprotocol,
&ett_message_flags,
&ett_message_sender_id,
&ett_cspreport_association_receiver_id,
&ett_association
};
static tap_param componentstatusprotocol_stat_params[] = {
{ PARAM_FILTER, "filter", "Filter", NULL, TRUE }
};
static stat_tap_table_ui componentstatusprotocol_stat_table = {
REGISTER_STAT_GROUP_RSERPOOL,
"ComponentStatusProtocol Statistics",
"componentstatusprotocol",
"componentstatusprotocol,stat",
componentstatusprotocol_stat_init,
componentstatusprotocol_stat_packet,
componentstatusprotocol_stat_reset,
NULL,
NULL,
sizeof(componentstatusprotocol_stat_fields)/sizeof(stat_tap_table_item), componentstatusprotocol_stat_fields,
sizeof(componentstatusprotocol_stat_params)/sizeof(tap_param), componentstatusprotocol_stat_params,
NULL,
0
};
/* Register the protocol name and description */
proto_componentstatusprotocol = proto_register_protocol("Component Status Protocol", "ComponentStatusProtocol", "componentstatusprotocol");
/* Required function calls to register the header fields and subtrees used */
proto_register_field_array(proto_componentstatusprotocol, hf, array_length(hf));
proto_register_subtree_array(ett, array_length(ett));
tap_componentstatusprotocol = register_tap("componentstatusprotocol");
register_stat_tap_table_ui(&componentstatusprotocol_stat_table);
}
void
proto_reg_handoff_componentstatusprotocol(void)
{
dissector_handle_t componentstatusprotocol_handle;
componentstatusprotocol_handle = create_dissector_handle(dissect_componentstatusprotocol, proto_componentstatusprotocol);
dissector_add_uint_with_preference("udp.port", COMPONENTSTATUSPROTOCOL_PORT, componentstatusprotocol_handle);
}
/*
* Editor modelines
*
* 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:
*/
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