forked from osmocom/wireshark
183 lines
4.4 KiB
C
183 lines
4.4 KiB
C
/* tap-afpstat.c
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* Based on
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* smbstat 2003 Ronnie Sahlberg
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "config.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <epan/packet_info.h>
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#include <epan/tap.h>
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#include <epan/stat_cmd_args.h>
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#include <epan/value_string.h>
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#include <epan/dissectors/packet-afp.h>
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#include "epan/timestats.h"
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void register_tap_listener_afpstat(void);
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/* used to keep track of the statistics for an entire program interface */
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typedef struct _afpstat_t {
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char *filter;
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timestat_t proc[256];
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} afpstat_t;
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static int
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afpstat_packet(void *pss, packet_info *pinfo, epan_dissect_t *edt _U_, const void *prv)
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{
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afpstat_t *ss = (afpstat_t *)pss;
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const afp_request_val *request_val = (const afp_request_val *)prv;
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nstime_t t, deltat;
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timestat_t *sp = NULL;
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/* if we havnt seen the request, just ignore it */
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if (!request_val) {
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return 0;
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}
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sp = &(ss->proc[request_val->command]);
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/* calculate time delta between request and reply */
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t = pinfo->fd->abs_ts;
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nstime_delta(&deltat, &t, &request_val->req_time);
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if (sp) {
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time_stat_update(sp, &deltat, pinfo);
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}
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return 1;
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}
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static void
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afpstat_draw(void *pss)
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{
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afpstat_t *ss = (afpstat_t *)pss;
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guint32 i;
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guint64 td;
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printf("\n");
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printf("===================================================================\n");
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printf("AFP SRT Statistics:\n");
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printf("Filter: %s\n", ss->filter ? ss->filter : "");
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printf("Commands Calls Min SRT Max SRT Avg SRT\n");
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for (i=0; i<256; i++) {
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/* nothing seen, nothing to do */
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if (ss->proc[i].num == 0) {
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continue;
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}
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/* scale it to units of 10us.*/
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td = ss->proc[i].tot.secs;
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td = td*100000+(int)ss->proc[i].tot.nsecs/10000;
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if (ss->proc[i].num) {
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td /= ss->proc[i].num;
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} else {
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td = 0;
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}
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printf("%-25s %6d %3d.%05d %3d.%05d %3" G_GINT64_MODIFIER "u.%05" G_GINT64_MODIFIER "u\n",
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val_to_str_ext(i, &CommandCode_vals_ext, "Unknown (%u)"),
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ss->proc[i].num,
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(int)ss->proc[i].min.secs, ss->proc[i].min.nsecs/10000,
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(int)ss->proc[i].max.secs, ss->proc[i].max.nsecs/10000,
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td/100000, td%100000
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);
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}
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printf("===================================================================\n");
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}
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static void
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afpstat_init(const char *opt_arg, void *userdata _U_)
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{
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afpstat_t *ss;
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guint32 i;
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const char *filter = NULL;
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GString *error_string;
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if (!strncmp(opt_arg, "afp,srt,", 8)) {
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filter = opt_arg+8;
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} else {
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filter = NULL;
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}
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ss = g_new(afpstat_t, 1);
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if (filter) {
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ss->filter = g_strdup(filter);
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} else {
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ss->filter = NULL;
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}
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for (i=0; i<256; i++) {
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ss->proc[i].num = 0;
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ss->proc[i].min_num = 0;
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ss->proc[i].max_num = 0;
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ss->proc[i].min.secs = 0;
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ss->proc[i].min.nsecs = 0;
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ss->proc[i].max.secs = 0;
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ss->proc[i].max.nsecs = 0;
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ss->proc[i].tot.secs = 0;
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ss->proc[i].tot.nsecs = 0;
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}
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error_string = register_tap_listener("afp", ss, filter, 0, NULL, afpstat_packet, afpstat_draw);
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if (error_string) {
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/* error, we failed to attach to the tap. clean up */
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g_free(ss->filter);
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g_free(ss);
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fprintf(stderr, "tshark: Couldn't register afp,srt tap: %s\n",
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error_string->str);
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g_string_free(error_string, TRUE);
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exit(1);
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}
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}
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static stat_tap_ui afpstat_ui = {
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REGISTER_STAT_GROUP_GENERIC,
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NULL,
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"afp,srt",
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afpstat_init,
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-1,
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0,
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NULL
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};
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void
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register_tap_listener_afpstat(void)
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{
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register_stat_tap_ui(&afpstat_ui, NULL);
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}
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/*
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* Editor modelines - http://www.wireshark.org/tools/modelines.html
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*
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* Local variables:
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* c-basic-offset: 8
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* tab-width: 8
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* indent-tabs-mode: t
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* End:
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*
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* vi: set shiftwidth=8 tabstop=8 noexpandtab:
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* :indentSize=8:tabSize=8:noTabs=false:
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*/
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