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/* tap-smbstat.c
* smbstat 2003 Ronnie Sahlberg
*
* 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_info.h"
#include <epan/tap.h>
#include <epan/stat_tap_ui.h>
#include "epan/value_string.h"
#include <ui/cli/cli_service_response_time_table.h>
#include <epan/dissectors/packet-smb.h>
#include "epan/timestats.h"
void register_tap_listener_smbstat(void);
#define SMB_NUM_PROCEDURES 256
/* used to keep track of the statistics for an entire program interface */
typedef struct _smbstat_t {
srt_stat_table smb_srt_table;
srt_stat_table trans2_srt_table;
srt_stat_table nt_srt_table;
} smbstat_t;
static int
smbstat_packet(void *pss, packet_info *pinfo, epan_dissect_t *edt _U_, const void *psi)
{
smbstat_t *ss = (smbstat_t *)pss;
const smb_info_t *si = (const smb_info_t *)psi;
/* we are only interested in reply packets */
if (si->request) {
return 0;
}
/* if we havnt seen the request, just ignore it */
if (!si->sip) {
return 0;
}
if (si->cmd == 0xA0 && si->sip->extra_info_type == SMB_EI_NTI) {
smb_nt_transact_info_t *sti = (smb_nt_transact_info_t *)si->sip->extra_info;
/*nt transaction*/
if (sti) {
add_srt_table_data(&ss->nt_srt_table, sti->subcmd, &si->sip->req_time, pinfo);
}
} else if (si->cmd == 0x32 && si->sip->extra_info_type == SMB_EI_T2I) {
smb_transact2_info_t *st2i = (smb_transact2_info_t *)si->sip->extra_info;
/*transaction2*/
if (st2i) {
add_srt_table_data(&ss->trans2_srt_table, st2i->subcmd, &si->sip->req_time, pinfo);
}
} else {
add_srt_table_data(&ss->smb_srt_table,si->cmd, &si->sip->req_time, pinfo);
}
return 1;
}
static void
smbstat_draw(void *pss)
{
smbstat_t *ss = (smbstat_t *)pss;
draw_srt_table_data(&ss->smb_srt_table, TRUE, FALSE);
printf("\n");
draw_srt_table_data(&ss->trans2_srt_table, FALSE, FALSE);
printf("\n");
draw_srt_table_data(&ss->nt_srt_table, FALSE, TRUE);
}
static void
smbstat_init(const char *opt_arg, void *userdata _U_)
{
smbstat_t *ss;
guint32 i;
const char *filter = NULL;
GString *error_string;
if (!strncmp(opt_arg, "smb,srt,", 8)) {
filter = opt_arg + 8;
}
ss = g_new(smbstat_t, 1);
init_srt_table("SMB", &ss->smb_srt_table, SMB_NUM_PROCEDURES, "Commands", filter ? g_strdup(filter) : NULL);
init_srt_table("SMB", &ss->trans2_srt_table, SMB_NUM_PROCEDURES, "Transaction2 Commands", filter ? g_strdup(filter) : NULL);
init_srt_table("SMB", &ss->nt_srt_table, SMB_NUM_PROCEDURES, "NT Transaction Commands", filter ? g_strdup(filter) : NULL);
for (i = 0; i < SMB_NUM_PROCEDURES; i++)
{
init_srt_table_row(&ss->smb_srt_table, i, val_to_str_ext_const(i, &smb_cmd_vals_ext, "<unknown>"));
init_srt_table_row(&ss->trans2_srt_table, i, val_to_str_ext_const(i, &trans2_cmd_vals_ext, "<unknown>"));
init_srt_table_row(&ss->nt_srt_table, i, val_to_str_ext_const(i, &nt_cmd_vals_ext, "<unknown>"));
}
error_string = register_tap_listener("smb", ss, filter, 0, NULL, smbstat_packet, smbstat_draw);
if (error_string) {
/* error, we failed to attach to the tap. clean up */
free_srt_table_data(&ss->smb_srt_table);
free_srt_table_data(&ss->trans2_srt_table);
free_srt_table_data(&ss->nt_srt_table);
g_free(ss);
fprintf(stderr, "tshark: Couldn't register smb,srt tap: %s\n",
error_string->str);
g_string_free(error_string, TRUE);
exit(1);
}
}
static stat_tap_ui smbstat_ui = {
REGISTER_STAT_GROUP_GENERIC,
NULL,
"smb,srt",
smbstat_init,
0,
NULL
};
void
register_tap_listener_smbstat(void)
{
register_stat_tap_ui(&smbstat_ui, NULL);
}
/*
* Editor modelines - http://www.wireshark.org/tools/modelines.html
*
* Local variables:
* c-basic-offset: 8
* tab-width: 8
* indent-tabs-mode: t
* End:
*
* vi: set shiftwidth=8 tabstop=8 noexpandtab:
* :indentSize=8:tabSize=8:noTabs=false:
*/
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