942eb739f4
As pointed out by checkAPI.pl. Change-Id: Ibab9b2720f3ef666b06b2b61ffc54aa23cbb01fc Reviewed-on: https://code.wireshark.org/review/10469 Reviewed-by: Michael Mann <mmann78@netscape.net> Petri-Dish: Michael Mann <mmann78@netscape.net> Reviewed-by: Alexis La Goutte <alexis.lagoutte@gmail.com>
576 lines
16 KiB
C
576 lines
16 KiB
C
/* tap-macltestat.c
|
|
* Copyright 2011 Martin Mathieson
|
|
*
|
|
* Wireshark - Network traffic analyzer
|
|
* By Gerald Combs <gerald@wireshark.org>
|
|
* Copyright 1998 Gerald Combs
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version 2
|
|
* of the License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*/
|
|
|
|
|
|
#include "config.h"
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
#include <epan/packet.h>
|
|
#include <epan/tap.h>
|
|
#include <epan/stat_tap_ui.h>
|
|
#include <epan/dissectors/packet-mac-lte.h>
|
|
|
|
void register_tap_listener_mac_lte_stat(void);
|
|
|
|
/**********************************************/
|
|
/* Table column identifiers and title strings */
|
|
|
|
enum {
|
|
RNTI_COLUMN,
|
|
RNTI_TYPE_COLUMN,
|
|
UEID_COLUMN,
|
|
UL_FRAMES_COLUMN,
|
|
UL_BYTES_COLUMN,
|
|
UL_BW_COLUMN,
|
|
UL_PADDING_PERCENT_COLUMN,
|
|
UL_RETX_FRAMES_COLUMN,
|
|
DL_FRAMES_COLUMN,
|
|
DL_BYTES_COLUMN,
|
|
DL_BW_COLUMN,
|
|
DL_PADDING_PERCENT_COLUMN,
|
|
DL_CRC_FAILED_COLUMN,
|
|
DL_CRC_HIGH_CODE_RATE_COLUMN,
|
|
DL_CRC_PDSCH_LOST_COLUMN,
|
|
DL_CRC_DUPLICATE_NONZERO_RV_COLUMN,
|
|
DL_RETX_FRAMES_COLUMN,
|
|
NUM_UE_COLUMNS
|
|
};
|
|
|
|
|
|
static const gchar *ue_titles[] = { " RNTI", " Type", "UEId",
|
|
"UL Frames", "UL Bytes", "UL Mb/sec", " UL Pad %", "UL ReTX",
|
|
"DL Frames", "DL Bytes", "DL Mb/sec", " DL Pad %", "DL CRC Fail", "DL CRC HCR", "DL CRC PDSCH Lost", "DL CRC DupNonZeroRV", "DL ReTX"};
|
|
|
|
|
|
/* Stats for one UE */
|
|
typedef struct mac_lte_row_data {
|
|
/* Key for matching this row */
|
|
guint16 rnti;
|
|
guint8 rnti_type;
|
|
guint16 ueid;
|
|
|
|
gboolean is_predefined_data;
|
|
|
|
guint32 UL_frames;
|
|
guint32 UL_raw_bytes; /* all bytes */
|
|
guint32 UL_total_bytes; /* payload */
|
|
nstime_t UL_time_start;
|
|
nstime_t UL_time_stop;
|
|
guint32 UL_padding_bytes;
|
|
guint32 UL_CRC_errors;
|
|
guint32 UL_retx_frames;
|
|
|
|
guint32 DL_frames;
|
|
guint32 DL_raw_bytes; /* all bytes */
|
|
guint32 DL_total_bytes;
|
|
nstime_t DL_time_start;
|
|
nstime_t DL_time_stop;
|
|
guint32 DL_padding_bytes;
|
|
|
|
guint32 DL_CRC_failures;
|
|
guint32 DL_CRC_high_code_rate;
|
|
guint32 DL_CRC_PDSCH_lost;
|
|
guint32 DL_CRC_Duplicate_NonZero_RV;
|
|
guint32 DL_retx_frames;
|
|
|
|
} mac_lte_row_data;
|
|
|
|
|
|
/* One row/UE in the UE table */
|
|
typedef struct mac_lte_ep {
|
|
struct mac_lte_ep *next;
|
|
struct mac_lte_row_data stats;
|
|
} mac_lte_ep_t;
|
|
|
|
|
|
/* Common channel stats */
|
|
typedef struct mac_lte_common_stats {
|
|
guint32 all_frames;
|
|
guint32 mib_frames;
|
|
guint32 sib_frames;
|
|
guint32 sib_bytes;
|
|
guint32 pch_frames;
|
|
guint32 pch_bytes;
|
|
guint32 pch_paging_ids;
|
|
guint32 rar_frames;
|
|
guint32 rar_entries;
|
|
|
|
guint16 max_ul_ues_in_tti;
|
|
guint16 max_dl_ues_in_tti;
|
|
} mac_lte_common_stats;
|
|
|
|
|
|
/* Top-level struct for MAC LTE statistics */
|
|
typedef struct mac_lte_stat_t {
|
|
/* Common stats */
|
|
mac_lte_common_stats common_stats;
|
|
|
|
/* Keep track of unique rntis & ueids */
|
|
guint8 used_ueids[65535];
|
|
guint8 used_rntis[65535];
|
|
guint16 number_of_ueids;
|
|
guint16 number_of_rntis;
|
|
|
|
mac_lte_ep_t *ep_list;
|
|
} mac_lte_stat_t;
|
|
|
|
|
|
/* Reset the statistics window */
|
|
static void
|
|
mac_lte_stat_reset(void *phs)
|
|
{
|
|
mac_lte_stat_t *mac_lte_stat = (mac_lte_stat_t *)phs;
|
|
mac_lte_ep_t *list = mac_lte_stat->ep_list;
|
|
|
|
/* Reset counts of unique ueids & rntis */
|
|
memset(mac_lte_stat->used_ueids, 0, 65535);
|
|
mac_lte_stat->number_of_ueids = 0;
|
|
memset(mac_lte_stat->used_rntis, 0, 65535);
|
|
mac_lte_stat->number_of_rntis = 0;
|
|
|
|
/* Zero common stats */
|
|
memset(&(mac_lte_stat->common_stats), 0, sizeof(mac_lte_common_stats));
|
|
|
|
if (!list) {
|
|
return;
|
|
}
|
|
|
|
mac_lte_stat->ep_list = NULL;
|
|
}
|
|
|
|
|
|
/* Allocate a mac_lte_ep_t struct to store info for new UE */
|
|
static mac_lte_ep_t *alloc_mac_lte_ep(const struct mac_lte_tap_info *si, packet_info *pinfo _U_)
|
|
{
|
|
mac_lte_ep_t *ep;
|
|
|
|
if (!si) {
|
|
return NULL;
|
|
}
|
|
|
|
if (!(ep = g_new(mac_lte_ep_t, 1))) {
|
|
return NULL;
|
|
}
|
|
|
|
/* Copy SI data into ep->stats */
|
|
ep->stats.rnti = si->rnti;
|
|
ep->stats.rnti_type = si->rntiType;
|
|
ep->stats.ueid = si->ueid;
|
|
|
|
/* Counts for new UE are all 0 */
|
|
ep->stats.UL_frames = 0;
|
|
ep->stats.DL_frames = 0;
|
|
ep->stats.UL_total_bytes = 0;
|
|
ep->stats.UL_raw_bytes = 0;
|
|
ep->stats.UL_padding_bytes = 0;
|
|
|
|
ep->stats.DL_total_bytes = 0;
|
|
ep->stats.DL_raw_bytes = 0;
|
|
ep->stats.DL_padding_bytes = 0;
|
|
|
|
ep->stats.UL_CRC_errors = 0;
|
|
ep->stats.DL_CRC_failures = 0;
|
|
ep->stats.DL_CRC_high_code_rate = 0;
|
|
ep->stats.DL_CRC_PDSCH_lost = 0;
|
|
ep->stats.DL_CRC_Duplicate_NonZero_RV = 0;
|
|
ep->stats.UL_retx_frames = 0;
|
|
ep->stats.DL_retx_frames = 0;
|
|
|
|
ep->next = NULL;
|
|
|
|
return ep;
|
|
}
|
|
|
|
|
|
/* Update counts of unique rntis & ueids */
|
|
static void update_ueid_rnti_counts(guint16 rnti, guint16 ueid, mac_lte_stat_t *hs)
|
|
{
|
|
if (!hs->used_ueids[ueid]) {
|
|
hs->used_ueids[ueid] = TRUE;
|
|
hs->number_of_ueids++;
|
|
}
|
|
if (!hs->used_rntis[rnti]) {
|
|
hs->used_rntis[rnti] = TRUE;
|
|
hs->number_of_rntis++;
|
|
}
|
|
}
|
|
|
|
|
|
/* Process stat struct for a MAC LTE frame */
|
|
static int
|
|
mac_lte_stat_packet(void *phs, packet_info *pinfo, epan_dissect_t *edt _U_,
|
|
const void *phi)
|
|
{
|
|
/* Get reference to stat window instance */
|
|
mac_lte_stat_t *hs = (mac_lte_stat_t *)phs;
|
|
mac_lte_ep_t *tmp = NULL, *te = NULL;
|
|
int i;
|
|
|
|
/* Cast tap info struct */
|
|
const struct mac_lte_tap_info *si = (const struct mac_lte_tap_info *)phi;
|
|
|
|
if (!hs) {
|
|
return 0;
|
|
}
|
|
|
|
hs->common_stats.all_frames++;
|
|
|
|
/* For common channels, just update global counters */
|
|
switch (si->rntiType) {
|
|
case P_RNTI:
|
|
hs->common_stats.pch_frames++;
|
|
hs->common_stats.pch_bytes += si->single_number_of_bytes;
|
|
hs->common_stats.pch_paging_ids += si->number_of_paging_ids;
|
|
return 1;
|
|
case SI_RNTI:
|
|
hs->common_stats.sib_frames++;
|
|
hs->common_stats.sib_bytes += si->single_number_of_bytes;
|
|
return 1;
|
|
case NO_RNTI:
|
|
hs->common_stats.mib_frames++;
|
|
return 1;
|
|
case RA_RNTI:
|
|
hs->common_stats.rar_frames++;
|
|
hs->common_stats.rar_entries += si->number_of_rars;
|
|
return 1;
|
|
case C_RNTI:
|
|
case SPS_RNTI:
|
|
/* Drop through for per-UE update */
|
|
break;
|
|
|
|
default:
|
|
/* Error */
|
|
return 0;
|
|
}
|
|
|
|
/* Check max UEs/tti counter */
|
|
switch (si->direction) {
|
|
case DIRECTION_UPLINK:
|
|
hs->common_stats.max_ul_ues_in_tti =
|
|
MAX(hs->common_stats.max_ul_ues_in_tti, si->ueInTTI);
|
|
break;
|
|
case DIRECTION_DOWNLINK:
|
|
hs->common_stats.max_dl_ues_in_tti =
|
|
MAX(hs->common_stats.max_dl_ues_in_tti, si->ueInTTI);
|
|
break;
|
|
}
|
|
|
|
/* For per-UE data, must create a new row if none already existing */
|
|
if (!hs->ep_list) {
|
|
/* Allocate new list */
|
|
hs->ep_list = alloc_mac_lte_ep(si, pinfo);
|
|
/* Make it the first/only entry */
|
|
te = hs->ep_list;
|
|
|
|
/* Update counts of unique ueids & rntis */
|
|
update_ueid_rnti_counts(si->rnti, si->ueid, hs);
|
|
} else {
|
|
/* Look among existing rows for this RNTI */
|
|
for (tmp = hs->ep_list;(tmp != NULL); tmp = tmp->next) {
|
|
/* Match only by RNTI and UEId together */
|
|
if ((tmp->stats.rnti == si->rnti) &&
|
|
(tmp->stats.ueid == si->ueid)) {
|
|
te = tmp;
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* Not found among existing, so create a new one anyway */
|
|
if (te == NULL) {
|
|
if ((te = alloc_mac_lte_ep(si, pinfo))) {
|
|
/* Add new item to end of list */
|
|
mac_lte_ep_t *p = hs->ep_list;
|
|
while (p->next) {
|
|
p = p->next;
|
|
}
|
|
p->next = te;
|
|
te->next = NULL;
|
|
|
|
/* Update counts of unique ueids & rntis */
|
|
update_ueid_rnti_counts(si->rnti, si->ueid, hs);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Really should have a row pointer by now */
|
|
if (!te) {
|
|
return 0;
|
|
}
|
|
|
|
/* Update entry with details from si */
|
|
te->stats.rnti = si->rnti;
|
|
te->stats.is_predefined_data = si->isPredefinedData;
|
|
|
|
/* Uplink */
|
|
if (si->direction == DIRECTION_UPLINK) {
|
|
if (si->isPHYRetx) {
|
|
te->stats.UL_retx_frames++;
|
|
return 1;
|
|
}
|
|
|
|
if (si->crcStatusValid && (si->crcStatus != crc_success)) {
|
|
te->stats.UL_CRC_errors++;
|
|
return 1;
|
|
}
|
|
|
|
/* Update time range */
|
|
if (te->stats.UL_frames == 0) {
|
|
te->stats.UL_time_start = si->mac_lte_time;
|
|
}
|
|
te->stats.UL_time_stop = si->mac_lte_time;
|
|
|
|
te->stats.UL_frames++;
|
|
|
|
te->stats.UL_raw_bytes += si->raw_length;
|
|
te->stats.UL_padding_bytes += si->padding_bytes;
|
|
|
|
if (si->isPredefinedData) {
|
|
te->stats.UL_total_bytes += si->single_number_of_bytes;
|
|
}
|
|
else {
|
|
for (i = 0; i < 11; i++) {
|
|
te->stats.UL_total_bytes += si->bytes_for_lcid[i];
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Downlink */
|
|
else {
|
|
if (si->isPHYRetx) {
|
|
te->stats.DL_retx_frames++;
|
|
return 1;
|
|
}
|
|
|
|
if (si->crcStatusValid && (si->crcStatus != crc_success)) {
|
|
switch (si->crcStatus) {
|
|
case crc_fail:
|
|
te->stats.DL_CRC_failures++;
|
|
break;
|
|
case crc_high_code_rate:
|
|
te->stats.DL_CRC_high_code_rate++;
|
|
break;
|
|
case crc_pdsch_lost:
|
|
te->stats.DL_CRC_PDSCH_lost++;
|
|
break;
|
|
case crc_duplicate_nonzero_rv:
|
|
te->stats.DL_CRC_Duplicate_NonZero_RV++;
|
|
break;
|
|
|
|
default:
|
|
/* Something went wrong! */
|
|
break;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
/* Update time range */
|
|
if (te->stats.DL_frames == 0) {
|
|
te->stats.DL_time_start = si->mac_lte_time;
|
|
}
|
|
te->stats.DL_time_stop = si->mac_lte_time;
|
|
|
|
te->stats.DL_frames++;
|
|
|
|
te->stats.DL_raw_bytes += si->raw_length;
|
|
te->stats.DL_padding_bytes += si->padding_bytes;
|
|
|
|
if (si->isPredefinedData) {
|
|
te->stats.DL_total_bytes += si->single_number_of_bytes;
|
|
}
|
|
else {
|
|
for (i = 0; i < 11; i++) {
|
|
te->stats.DL_total_bytes += si->bytes_for_lcid[i];
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
|
|
/* Calculate and return a bandwidth figure, in Mbs */
|
|
static float calculate_bw(nstime_t *start_time, nstime_t *stop_time, guint32 bytes)
|
|
{
|
|
/* Can only calculate bandwidth if have time delta */
|
|
if (memcmp(start_time, stop_time, sizeof(nstime_t)) != 0) {
|
|
float elapsed_ms = (((float)stop_time->secs - (float)start_time->secs) * 1000) +
|
|
(((float)stop_time->nsecs - (float)start_time->nsecs) / 1000000);
|
|
|
|
/* Only really meaningful if have a few frames spread over time...
|
|
For now at least avoid dividing by something very close to 0.0 */
|
|
if (elapsed_ms < 2.0) {
|
|
return 0.0f;
|
|
}
|
|
return ((bytes * 8) / elapsed_ms) / 1000;
|
|
}
|
|
else {
|
|
return 0.0f;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
/* Output the accumulated stats */
|
|
static void
|
|
mac_lte_stat_draw(void *phs)
|
|
{
|
|
gint i;
|
|
guint16 number_of_ues = 0;
|
|
|
|
/* Deref the struct */
|
|
mac_lte_stat_t *hs = (mac_lte_stat_t *)phs;
|
|
mac_lte_ep_t *list = hs->ep_list, *tmp = 0;
|
|
|
|
/* System data */
|
|
printf("System data:\n");
|
|
printf("============\n");
|
|
printf("Max UL UEs/TTI: %u Max DL UEs/TTI: %u\n\n",
|
|
hs->common_stats.max_ul_ues_in_tti, hs->common_stats.max_dl_ues_in_tti);
|
|
|
|
/* Common channel data */
|
|
printf("Common channel data:\n");
|
|
printf("====================\n");
|
|
printf("MIBs: %u ", hs->common_stats.mib_frames);
|
|
printf("SIB Frames: %u ", hs->common_stats.sib_frames);
|
|
printf("SIB Bytes: %u ", hs->common_stats.sib_bytes);
|
|
printf("PCH Frames: %u ", hs->common_stats.pch_frames);
|
|
printf("PCH Bytes: %u ", hs->common_stats.pch_bytes);
|
|
printf("PCH Paging IDs: %u ", hs->common_stats.pch_paging_ids);
|
|
printf("RAR Frames: %u ", hs->common_stats.rar_frames);
|
|
printf("RAR Entries: %u\n\n", hs->common_stats.rar_entries);
|
|
|
|
|
|
/* Per-UE table entries */
|
|
|
|
/* Set title to show how many UEs in table */
|
|
for (tmp = list; (tmp!=NULL); tmp=tmp->next, number_of_ues++);
|
|
printf("UL/DL-SCH data (%u entries - %u unique RNTIs, %u unique UEIds):\n",
|
|
number_of_ues, hs->number_of_rntis, hs->number_of_ueids);
|
|
printf("==================================================================\n");
|
|
|
|
/* Show column titles */
|
|
for (i=0; i < NUM_UE_COLUMNS; i++) {
|
|
printf("%s ", ue_titles[i]);
|
|
}
|
|
printf("\n");
|
|
|
|
/* Write a row for each UE */
|
|
for (tmp = list; tmp; tmp=tmp->next) {
|
|
/* Calculate bandwidth */
|
|
float UL_bw = calculate_bw(&tmp->stats.UL_time_start,
|
|
&tmp->stats.UL_time_stop,
|
|
tmp->stats.UL_total_bytes);
|
|
float DL_bw = calculate_bw(&tmp->stats.DL_time_start,
|
|
&tmp->stats.DL_time_stop,
|
|
tmp->stats.DL_total_bytes);
|
|
|
|
printf("%5u %7s %5u %10u %9u %10f %10f %8u %10u %9u %10f %10f %12u %11u %18u %20u %8u\n",
|
|
tmp->stats.rnti,
|
|
(tmp->stats.rnti_type == C_RNTI) ? "C-RNTI" : "SPS-RNTI",
|
|
tmp->stats.ueid,
|
|
tmp->stats.UL_frames,
|
|
tmp->stats.UL_total_bytes,
|
|
UL_bw,
|
|
tmp->stats.UL_raw_bytes ?
|
|
(((float)tmp->stats.UL_padding_bytes / (float)tmp->stats.UL_raw_bytes) * 100.0) :
|
|
0.0,
|
|
tmp->stats.UL_retx_frames,
|
|
tmp->stats.DL_frames,
|
|
tmp->stats.DL_total_bytes,
|
|
DL_bw,
|
|
tmp->stats.DL_raw_bytes ?
|
|
(((float)tmp->stats.DL_padding_bytes / (float)tmp->stats.DL_raw_bytes) * 100.0) :
|
|
0.0,
|
|
tmp->stats.DL_CRC_failures,
|
|
tmp->stats.DL_CRC_high_code_rate,
|
|
tmp->stats.DL_CRC_PDSCH_lost,
|
|
tmp->stats.DL_CRC_Duplicate_NonZero_RV,
|
|
tmp->stats.DL_retx_frames);
|
|
}
|
|
}
|
|
|
|
/* Create a new MAC LTE stats struct */
|
|
static void mac_lte_stat_init(const char *opt_arg, void *userdata _U_)
|
|
{
|
|
mac_lte_stat_t *hs;
|
|
const char *filter = NULL;
|
|
GString *error_string;
|
|
|
|
/* Check for a filter string */
|
|
if (strncmp(opt_arg, "mac-lte,stat,", 13) == 0) {
|
|
/* Skip those characters from filter to display */
|
|
filter = opt_arg + 13;
|
|
}
|
|
else {
|
|
/* No filter */
|
|
filter = NULL;
|
|
}
|
|
|
|
/* Create struct */
|
|
hs = g_new0(mac_lte_stat_t, 1);
|
|
hs->ep_list = NULL;
|
|
|
|
error_string = register_tap_listener("mac-lte", hs,
|
|
filter, 0,
|
|
mac_lte_stat_reset,
|
|
mac_lte_stat_packet,
|
|
mac_lte_stat_draw);
|
|
if (error_string) {
|
|
g_string_free(error_string, TRUE);
|
|
g_free(hs);
|
|
exit(1);
|
|
}
|
|
}
|
|
|
|
static stat_tap_ui mac_lte_stat_ui = {
|
|
REGISTER_STAT_GROUP_GENERIC,
|
|
NULL,
|
|
"mac-lte,stat",
|
|
mac_lte_stat_init,
|
|
0,
|
|
NULL
|
|
};
|
|
|
|
/* Register this tap listener (need void on own so line register function found) */
|
|
void
|
|
register_tap_listener_mac_lte_stat(void)
|
|
{
|
|
register_stat_tap_ui(&mac_lte_stat_ui, NULL);
|
|
}
|
|
|
|
/*
|
|
* Editor modelines - http://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:
|
|
*/
|