From e4ba6dbc3f1e76890b22773807ea37fe8fa2b1bc Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 10 Apr 2024 22:34:10 +0200 Subject: Adding upstream version 4.2.2. Signed-off-by: Daniel Baumann --- epan/dissectors/packet-componentstatus.c | 574 +++++++++++++++++++++++++++++++ 1 file changed, 574 insertions(+) create mode 100644 epan/dissectors/packet-componentstatus.c (limited to 'epan/dissectors/packet-componentstatus.c') diff --git a/epan/dissectors/packet-componentstatus.c b/epan/dissectors/packet-componentstatus.c new file mode 100644 index 00000000..19346df2 --- /dev/null +++ b/epan/dissectors/packet-componentstatus.c @@ -0,0 +1,574 @@ +/* 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 + * + * Wireshark - Network traffic analyzer + * By Gerald Combs + * Copyright 1998 Gerald Combs + * + * Copied from README.developer + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#include "config.h" + +#include +#include +#include +#include + + +void proto_register_componentstatusprotocol(void); +void proto_reg_handoff_componentstatusprotocol(void); + +static dissector_handle_t componentstatusprotocol_handle; + +/* 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); + proto_tree_add_item(message_tree, hf_cspreport_status, message_tvb, 156, 128, ENC_UTF_8); + + 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(pinfo->pool, 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); + + memset(items, 0x0, sizeof(items)); + /* 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, tap_flags_t flags _U_) +{ + 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 the dissector */ + componentstatusprotocol_handle = register_dissector("componentstatusprotocol", dissect_componentstatusprotocol, proto_componentstatusprotocol); + + register_stat_tap_table_ui(&componentstatusprotocol_stat_table); +} + +void +proto_reg_handoff_componentstatusprotocol(void) +{ + 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: + */ -- cgit v1.2.3