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wireshark/gtk/scsi_stat.c

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/* scsi_stat.c
* scsi_stat 2006 Ronnie Sahlberg
*
* $Id: scsi_stat.c 17252 2006-02-11 13:05:24Z lego $
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* This module provides rpc call/reply SRT (Server Response Time) statistics
* to Wireshark.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <gtk/gtk.h>
#include <epan/packet_info.h>
#include <epan/epan.h>
#include <epan/stat_cmd_args.h>
#include "stat_menu.h"
#include "gui_stat_menu.h"
#include "simple_dialog.h"
#include "gui_utils.h"
#include "dlg_utils.h"
#include <epan/tap.h>
#include "register.h"
#include "main.h"
#include "globals.h"
#include "filter_dlg.h"
#include "compat_macros.h"
#include "service_response_time_table.h"
#include "gtkglobals.h"
#include <epan/conversation.h>
#include <epan/dissectors/packet-scsi.h>
#include <epan/dissectors/packet-fc.h>
#include <epan/dissectors/packet-scsi-sbc.h>
#include <epan/dissectors/packet-scsi-ssc.h>
#include <epan/dissectors/packet-scsi-smc.h>
#include <epan/dissectors/packet-scsi-osd.h>
static GtkWidget *dlg=NULL;
/* used to keep track of the statistics for an entire scsi command set */
typedef struct _scsistat_t {
GtkWidget *win;
srt_stat_table srt_table;
guint8 cmdset;
const value_string *cdbnames;
const char *prog;
} scsistat_t;
static guint8 scsi_program=0;
static GtkWidget *filter_entry;
static char *
scsistat_gen_title(scsistat_t *rs)
{
char *title;
title = g_strdup_printf("SCSI Service Response Time statistics for %s: %s",
rs->prog, cf_get_display_name(&cfile));
return title;
}
static void
scsistat_set_title(scsistat_t *rs)
{
char *title;
title = scsistat_gen_title(rs);
gtk_window_set_title(GTK_WINDOW(rs->win), title);
g_free(title);
}
static void
scsistat_reset(void *arg)
{
scsistat_t *rs = arg;
reset_srt_table_data(&rs->srt_table);
scsistat_set_title(rs);
}
static void
dlg_destroy_cb(void)
{
dlg=NULL;
}
static void
scsistat_program_select(GtkWidget *item _U_, gpointer key)
{
int k=(long)key;
scsi_program=k;
}
static int
scsistat_packet(void *arg, packet_info *pinfo, epan_dissect_t *edt _U_, const void *arg2)
{
scsistat_t *rs = arg;
const scsi_task_data_t *ri = arg2;
/* we are only interested in response packets */
if(ri->type!=SCSI_PDU_TYPE_RSP){
return 0;
}
/* we are only interested in a specific commandset */
if( (!ri->itl) || ((ri->itl->cmdset&SCSI_CMDSET_MASK)!=rs->cmdset) ){
return 0;
}
/* check that the opcode looks sane */
if( (!ri->itlq) || (ri->itlq->scsi_opcode>255) ){
return 0;
}
add_srt_table_data(&rs->srt_table, ri->itlq->scsi_opcode, &ri->itlq->fc_time, pinfo);
return 1;
}
static void
scsistat_draw(void *arg)
{
scsistat_t *rs = arg;
draw_srt_table_data(&rs->srt_table);
}
/* since the gtk2 implementation of tap is multithreaded we must protect
* remove_tap_listener() from modifying the list while draw_tap_listener()
* is running. the other protected block is in main.c
*
* there should not be any other critical regions in gtk2
*/
static void
win_destroy_cb(GtkWindow *win _U_, gpointer data)
{
scsistat_t *rs=(scsistat_t *)data;
protect_thread_critical_region();
remove_tap_listener(rs);
unprotect_thread_critical_region();
free_srt_table_data(&rs->srt_table);
g_free(rs);
}
/* When called, this function will create a new instance of gtk2-scsistat.
*/
static void
gtk_scsistat_init(const char *optarg, void* userdata _U_)
{
scsistat_t *rs;
guint32 i;
char *title_string;
char filter_string[256];
GtkWidget *vbox;
GtkWidget *stat_label;
GtkWidget *filter_label;
GtkWidget *bbox;
GtkWidget *close_bt;
int program, pos;
const char *filter=NULL;
GString *error_string;
char *hf_name=NULL;
pos=0;
if(sscanf(optarg,"scsi,srt,%d,%n",&program,&pos)==1){
if(pos){
filter=optarg+pos;
} else {
filter=NULL;
}
} else {
fprintf(stderr, "wireshark: invalid \"-z scsi,srt,<cmdset>[,<filter>]\" argument\n");
exit(1);
}
scsi_program=program;
rs=g_malloc(sizeof(scsistat_t));
rs->cmdset=program;
switch(program){
case SCSI_DEV_SBC:
rs->prog="SBC (disk)";
rs->cdbnames=scsi_sbc_vals;
hf_name="scsi.sbc.opcode";
break;
case SCSI_DEV_SSC:
rs->prog="SSC (tape)";
rs->cdbnames=scsi_ssc_vals;
hf_name="scsi.ssc.opcode";
break;
case SCSI_DEV_CDROM:
rs->prog="MMC (cd/dvd)";
rs->cdbnames=scsi_mmc_vals;
hf_name="scsi.mmc.opcode";
break;
case SCSI_DEV_SMC:
rs->prog="SMC (tape robot)";
rs->cdbnames=scsi_smc_vals;
hf_name="scsi.smc.opcode";
break;
case SCSI_DEV_OSD:
rs->prog="OSD (object based)";
rs->cdbnames=scsi_osd_vals;
hf_name="scsi.osd.opcode";
break;
}
rs->win=window_new(GTK_WINDOW_TOPLEVEL, "scsi-stat");
gtk_window_set_default_size(GTK_WINDOW(rs->win), 550, 400);
scsistat_set_title(rs);
vbox=gtk_vbox_new(FALSE, 3);
gtk_container_add(GTK_CONTAINER(rs->win), vbox);
gtk_container_set_border_width(GTK_CONTAINER(vbox), 12);
title_string = scsistat_gen_title(rs);
stat_label=gtk_label_new(title_string);
g_free(title_string);
gtk_box_pack_start(GTK_BOX(vbox), stat_label, FALSE, FALSE, 0);
g_snprintf(filter_string,255,"Filter:%s",filter?filter:"");
filter_label=gtk_label_new(filter_string);
gtk_box_pack_start(GTK_BOX(vbox), filter_label, FALSE, FALSE, 0);
/* We must display TOP LEVEL Widget before calling init_srt_table() */
gtk_widget_show_all(rs->win);
init_srt_table(&rs->srt_table, 256, vbox, hf_name);
for(i=0;i<256;i++){
init_srt_table_row(&rs->srt_table, i, val_to_str(i, rs->cdbnames, "Unknown-0x%02x"));
}
error_string=register_tap_listener("scsi", rs, filter, scsistat_reset, scsistat_packet, scsistat_draw);
if(error_string){
simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, error_string->str);
g_string_free(error_string, TRUE);
free_srt_table_data(&rs->srt_table);
g_free(rs);
return;
}
/* Button row. */
bbox = dlg_button_row_new(GTK_STOCK_CLOSE, NULL);
gtk_box_pack_end(GTK_BOX(vbox), bbox, FALSE, FALSE, 0);
close_bt = OBJECT_GET_DATA(bbox, GTK_STOCK_CLOSE);
window_set_cancel_button(rs->win, close_bt, window_cancel_button_cb);
SIGNAL_CONNECT(rs->win, "delete_event", window_delete_event_cb, NULL);
SIGNAL_CONNECT(rs->win, "destroy", win_destroy_cb, rs);
gtk_widget_show_all(rs->win);
window_present(rs->win);
cf_retap_packets(&cfile, FALSE);
}
static void
scsistat_start_button_clicked(GtkWidget *item _U_, gpointer data _U_)
{
GString *str;
const char *filter;
str = g_string_new("scsi,srt");
g_string_sprintfa(str, ",%d", scsi_program);
filter=gtk_entry_get_text(GTK_ENTRY(filter_entry));
if(filter[0]!=0){
g_string_sprintfa(str, ",%s", filter);
}
gtk_scsistat_init(str->str,NULL);
g_string_free(str, TRUE);
}
static void
gtk_scsistat_cb(GtkWidget *w _U_, gpointer d _U_)
{
GtkWidget *prog_menu;
GtkWidget *dlg_box;
GtkWidget *prog_box, *prog_label, *prog_opt;
GtkWidget *filter_box, *filter_bt;
GtkWidget *menu_item;
GtkWidget *bbox, *start_button, *cancel_button;
const char *filter;
static construct_args_t args = {
"Service Response Time Statistics Filter",
TRUE,
FALSE,
FALSE
};
/* if the window is already open, bring it to front */
if(dlg){
gdk_window_raise(dlg->window);
return;
}
dlg=dlg_window_new("Wireshark: Compute SCSI SRT statistics");
gtk_window_set_default_size(GTK_WINDOW(dlg), 300, -1);
dlg_box=gtk_vbox_new(FALSE, 10);
gtk_container_border_width(GTK_CONTAINER(dlg_box), 10);
gtk_container_add(GTK_CONTAINER(dlg), dlg_box);
gtk_widget_show(dlg_box);
/* Program box */
prog_box=gtk_hbox_new(FALSE, 10);
/* Program label */
gtk_container_set_border_width(GTK_CONTAINER(prog_box), 10);
prog_label=gtk_label_new("Commandset:");
gtk_box_pack_start(GTK_BOX(prog_box), prog_label, FALSE, FALSE, 0);
gtk_widget_show(prog_label);
/* Program menu */
prog_opt=gtk_option_menu_new();
prog_menu=gtk_menu_new();
/* SBC */
menu_item=gtk_menu_item_new_with_label("SBC (disk)");
SIGNAL_CONNECT(menu_item, "activate", scsistat_program_select, SCSI_DEV_SBC);
gtk_widget_show(menu_item);
gtk_menu_append(GTK_MENU(prog_menu), menu_item);
/* SSC */
menu_item=gtk_menu_item_new_with_label("SSC (tape)");
SIGNAL_CONNECT(menu_item, "activate", scsistat_program_select, SCSI_DEV_SSC);
gtk_widget_show(menu_item);
gtk_menu_append(GTK_MENU(prog_menu), menu_item);
/* MMC */
menu_item=gtk_menu_item_new_with_label("MMC (cd/dvd)");
SIGNAL_CONNECT(menu_item, "activate", scsistat_program_select, SCSI_DEV_CDROM);
gtk_widget_show(menu_item);
gtk_menu_append(GTK_MENU(prog_menu), menu_item);
gtk_option_menu_set_menu(GTK_OPTION_MENU(prog_opt), prog_menu);
gtk_box_pack_start(GTK_BOX(prog_box), prog_opt, TRUE, TRUE, 0);
gtk_widget_show(prog_opt);
gtk_box_pack_start(GTK_BOX(dlg_box), prog_box, TRUE, TRUE, 0);
gtk_widget_show(prog_box);
/* Filter box */
filter_box=gtk_hbox_new(FALSE, 3);
/* Filter label */
filter_bt=BUTTON_NEW_FROM_STOCK(WIRESHARK_STOCK_DISPLAY_FILTER_ENTRY);
SIGNAL_CONNECT(filter_bt, "clicked", display_filter_construct_cb, &args);
gtk_box_pack_start(GTK_BOX(filter_box), filter_bt, FALSE, FALSE, 0);
gtk_widget_show(filter_bt);
/* Filter entry */
filter_entry=gtk_entry_new();
SIGNAL_CONNECT(filter_entry, "changed", filter_te_syntax_check_cb, NULL);
/* filter prefs dialog */
OBJECT_SET_DATA(filter_bt, E_FILT_TE_PTR_KEY, filter_entry);
/* filter prefs dialog */
gtk_box_pack_start(GTK_BOX(filter_box), filter_entry, TRUE, TRUE, 0);
filter=gtk_entry_get_text(GTK_ENTRY(main_display_filter_widget));
if(filter){
gtk_entry_set_text(GTK_ENTRY(filter_entry), filter);
}
gtk_widget_show(filter_entry);
gtk_box_pack_start(GTK_BOX(dlg_box), filter_box, TRUE, TRUE, 0);
gtk_widget_show(filter_box);
/* button box */
bbox = dlg_button_row_new(WIRESHARK_STOCK_CREATE_STAT, GTK_STOCK_CANCEL, NULL);
gtk_box_pack_start(GTK_BOX(dlg_box), bbox, FALSE, FALSE, 0);
gtk_widget_show(bbox);
start_button = OBJECT_GET_DATA(bbox, WIRESHARK_STOCK_CREATE_STAT);
SIGNAL_CONNECT_OBJECT(start_button, "clicked",
scsistat_start_button_clicked, NULL);
cancel_button = OBJECT_GET_DATA(bbox, GTK_STOCK_CANCEL);
window_set_cancel_button(dlg, cancel_button, window_cancel_button_cb);
/* Give the initial focus to the "Filter" entry box. */
gtk_widget_grab_focus(filter_entry);
gtk_widget_grab_default(start_button );
SIGNAL_CONNECT(dlg, "delete_event", window_delete_event_cb, NULL);
SIGNAL_CONNECT(dlg, "destroy", dlg_destroy_cb, NULL);
gtk_widget_show_all(dlg);
window_present(dlg);
}
void
register_tap_listener_gtkscsistat(void)
{
register_stat_cmd_arg("scsi,srt,", gtk_scsistat_init, NULL);
register_stat_menu_item("SCSI...", REGISTER_STAT_GROUP_RESPONSE_TIME,
gtk_scsistat_cb, NULL, NULL, NULL);
}
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