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wireshark/gtk/sctp_byte_graph_dlg.c

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/*
* Copyright 2004, Irene Ruengeler <i.ruengeler [AT] fh-muenster.de>
*
* $Id$
*
* Ethereal - Network traffic analyzer
* By Gerald Combs <gerald@ethereal.com>
* 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.
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <gtk/gtk.h>
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <string.h>
#include "globals.h"
#include "epan/filesystem.h"
#include "../color.h"
#include "tap_menu.h"
#include "dlg_utils.h"
#include "ui_util.h"
#include "main.h"
#include "compat_macros.h"
#include "simple_dialog.h"
#include "sctp_stat.h"
#define DEFAULT_PIXELS_PER_TICK 2
#define MAX_PIXELS_PER_TICK 4
#define AUTO_MAX_YSCALE 0
#define MAX_TICK_VALUES 5
#define DEFAULT_TICK_VALUE 3
#define MAX_YSCALE 22
#define MAX_COUNT_TYPES 3
#define COUNT_TYPE_FRAMES 0
#define COUNT_TYPE_BYTES 1
#define COUNT_TYPE_ADVANCED 2
#define LEFT_BORDER 60
#define RIGHT_BORDER 10
#define TOP_BORDER 10
#define BOTTOM_BORDER 50
#define SUB_32(a, b) a-b
#define MINI(a,b) (a<b)?a:b
#define MAXI(a,b) (a>b)?a:b
struct chunk_header {
guint8 type;
guint8 flags;
guint16 length;
};
struct data_chunk_header {
guint8 type;
guint8 flags;
guint16 length;
guint32 tsn;
guint16 sid;
guint16 ssn;
guint32 ppi;
};
struct init_chunk_header {
guint8 type;
guint8 flags;
guint16 length;
guint32 initiate_tag;
guint32 a_rwnd;
guint16 mos;
guint16 mis;
guint32 initial_tsn;
};
struct sack_chunk_header {
guint8 type;
guint8 flags;
guint16 length;
guint32 cum_tsn_ack;
guint32 a_rwnd;
guint16 nr_of_gaps;
guint16 nr_of_dups;
guint8 tsns[0];
};
struct gaps {
guint16 start;
guint16 end;
};
static void sctp_graph_set_title(struct sctp_udata *u_data);
static void create_draw_area(GtkWidget *box, struct sctp_udata *u_data);
gint tsn_cmp(gconstpointer aa, gconstpointer bb)
{
const struct tsn_sort* a = aa;
const struct tsn_sort* b = bb;
if (a->tsnumber<b->tsnumber) return -1;
if (a->tsnumber==b->tsnumber) return 0;
if (a->tsnumber>b->tsnumber) return 1;
return 0;
}
static void draw_sack_graph(struct sctp_udata *u_data)
{
GdkColor red_color = {0, 65535, 0, 0};
GdkColor green_color = {0, 0, 65535, 0};
GdkGC *red_gc, *green_gc;
guint32 diff;
GArray *array=NULL;
guint32 min_tsn=0, max_tsn=0;
guint32 i, size=0, start, end;
gboolean more=FALSE;
#if GTK_MAJOR_VERSION < 2
GdkColormap *colormap;
#endif
red_gc = gdk_gc_new(u_data->io->draw_area->window);
#if GTK_MAJOR_VERSION < 2
colormap = gtk_widget_get_colormap (u_data->io->draw_area);
if (!gdk_color_alloc (colormap, &red_color))
{
g_warning ("Couldn't allocate color");
}
gdk_gc_set_foreground(red_gc, &red_color);
#else
gdk_gc_set_rgb_fg_color(red_gc, &red_color);
#endif
green_gc = gdk_gc_new(u_data->io->draw_area->window);
#if GTK_MAJOR_VERSION < 2
colormap = gtk_widget_get_colormap (u_data->io->draw_area);
if (!gdk_color_alloc (colormap, &green_color))
{
g_warning ("Couldn't allocate color");
}
gdk_gc_set_foreground(green_gc, &green_color);
#else
gdk_gc_set_rgb_fg_color(green_gc, &green_color);
#endif
if (u_data->dir==1)
{
array = u_data->assoc->sort_sack1;
size=u_data->assoc->n_sack_chunks_ep1;
if (u_data->io->tmp==FALSE)
{
min_tsn=0;
max_tsn=u_data->assoc->max_bytes1;
}
else
{
min_tsn=u_data->io->tmp_min_tsn1;
max_tsn=u_data->io->tmp_max_tsn1;
}
}
else if (u_data->dir==2)
{
array = u_data->assoc->sort_sack2;
size=u_data->assoc->n_sack_chunks_ep2;
if (u_data->io->tmp==FALSE)
{
min_tsn=0;
max_tsn=u_data->assoc->max_bytes2;
}
else
{
min_tsn=u_data->io->tmp_min_tsn2;
max_tsn=u_data->io->tmp_max_tsn2;
}
}
for (i=0; i<size; i++)
{
diff=g_array_index(array, struct tsn_sort, i).secs*1000000+g_array_index(array, struct tsn_sort, i).usecs-u_data->io->min_x;
start=g_array_index(array, struct tsn_sort, i).offset;
end = start + g_array_index(array, struct tsn_sort, i).length;
if (end>max_tsn)
{
end=max_tsn;
more=TRUE;
}
if (start>=min_tsn)
{
gdk_draw_line(u_data->io->pixmap,red_gc,
(guint32)(LEFT_BORDER+u_data->io->offset+u_data->io->x_interval*diff),
(guint32)(u_data->io->pixmap_height-BOTTOM_BORDER-u_data->io->offset-((SUB_32(start,min_tsn))*u_data->io->y_interval)),
(guint32)(LEFT_BORDER+u_data->io->offset+u_data->io->x_interval*diff),
(guint32)(u_data->io->pixmap_height-BOTTOM_BORDER-u_data->io->offset-((SUB_32(end,min_tsn))*u_data->io->y_interval)));
if (more==TRUE)
{
gdk_draw_line(u_data->io->pixmap,green_gc,
(guint32)(LEFT_BORDER+u_data->io->offset+u_data->io->x_interval*diff),
(guint32)(u_data->io->pixmap_height-BOTTOM_BORDER-u_data->io->offset-((SUB_32(end,min_tsn))*u_data->io->y_interval)),
(guint32)(LEFT_BORDER+u_data->io->offset+u_data->io->x_interval*diff),
(guint32)(u_data->io->pixmap_height-BOTTOM_BORDER-u_data->io->offset-((SUB_32(end+10,min_tsn))*u_data->io->y_interval)));
more=FALSE;
}
}
}
#if GTK_MAJOR_VERSION >= 2
g_object_unref(G_OBJECT(red_gc));
g_object_unref(G_OBJECT(green_gc));
#endif
}
static void draw_tsn_graph(struct sctp_udata *u_data)
{
GArray *array=NULL;
guint32 min_tsn=0, max_tsn=0;
guint32 diff, i, size=0, start, end;
if (u_data->dir==1)
{
array = u_data->assoc->sort_tsn1;
size=u_data->assoc->n_data_chunks_ep1;
if (u_data->io->tmp==FALSE)
{
min_tsn=0;
max_tsn=u_data->assoc->max_bytes1;
}
else
{
min_tsn=u_data->io->tmp_min_tsn1;
max_tsn=u_data->io->tmp_max_tsn1;
}
}
else if (u_data->dir==2)
{
array = u_data->assoc->sort_tsn2;
size=u_data->assoc->n_data_chunks_ep2;
if (u_data->io->tmp==FALSE)
{
min_tsn=0;
max_tsn=u_data->assoc->max_bytes2;
}
else
{
min_tsn=u_data->io->tmp_min_tsn2;
max_tsn=u_data->io->tmp_max_tsn2;
}
}
for (i=0; i<size; i++)
{
diff=g_array_index(array, struct tsn_sort, i).secs*1000000+g_array_index(array, struct tsn_sort, i).usecs-u_data->io->min_x;
start=g_array_index(array, struct tsn_sort, i).offset;
end = start + g_array_index(array, struct tsn_sort, i).length;
/* printf("i=%u, start=%u, end=%u\n",i, start, end); */
if (start>=min_tsn)
gdk_draw_line(u_data->io->pixmap,u_data->io->draw_area->style->black_gc,
(guint32)(LEFT_BORDER+u_data->io->offset+u_data->io->x_interval*diff),
(guint32)(u_data->io->pixmap_height-BOTTOM_BORDER-u_data->io->offset-((SUB_32(start,min_tsn))*u_data->io->y_interval)),
(guint32)(LEFT_BORDER+u_data->io->offset+u_data->io->x_interval*diff),
(guint32)(u_data->io->pixmap_height-BOTTOM_BORDER-u_data->io->offset-((SUB_32(end,min_tsn))*u_data->io->y_interval)));
}
}
static void sctp_graph_draw(struct sctp_udata *u_data)
{
int length, lwidth, j, b;
guint32 label_width, label_height, distance=5, i, e, sec, w, start, a;
char label_string[15];
gfloat dis;
#if GTK_MAJOR_VERSION < 2
GdkFont *font;
#else
PangoLayout *layout;
#endif
if (u_data->io->x1_tmp_sec==0 && u_data->io->x1_tmp_usec==0)
u_data->io->offset=0;
else
u_data->io->offset=5;
u_data->io->min_x=u_data->io->x1_tmp_sec*1000000+u_data->io->x1_tmp_usec;
u_data->io->max_x=u_data->io->x2_tmp_sec*1000000+u_data->io->x2_tmp_usec;
u_data->io->tmp_width=u_data->io->max_x-u_data->io->min_x;
if (u_data->dir==1)
{
if (u_data->io->tmp==FALSE)
{
if (u_data->assoc->sort_tsn1!=NULL)/* || u_data->assoc->sack1!=NULL) */
u_data->io->max_y=u_data->io->tmp_max_tsn1 - u_data->io->tmp_min_tsn1;
else
u_data->io->max_y= 0;
u_data->io->min_y = 0;
}
else
{
u_data->io->max_y = u_data->io->tmp_max_tsn1;
u_data->io->min_y = u_data->io->tmp_min_tsn1;
}
}
else if (u_data->dir==2)
{
if (u_data->io->tmp==FALSE)
{
if (u_data->assoc->tsn2!=NULL)/* || u_data->assoc->sack2!=NULL) */
u_data->io->max_y=u_data->io->tmp_max_tsn2 -u_data->io->tmp_min_tsn2;
else
u_data->io->max_y= 0;
u_data->io->min_y = 0;
}
else
{
u_data->io->max_y = u_data->io->tmp_max_tsn2;
u_data->io->min_y = u_data->io->tmp_min_tsn2;
}
}
gdk_draw_rectangle(u_data->io->pixmap, u_data->io->draw_area->style->white_gc,
TRUE, 0, 0, u_data->io->draw_area->allocation.width,
u_data->io->draw_area->allocation.height);
distance=5;
/* x_axis */
gdk_draw_line(u_data->io->pixmap,u_data->io->draw_area->style->black_gc, LEFT_BORDER+u_data->io->offset,u_data->io->pixmap_height-BOTTOM_BORDER,u_data->io->pixmap_width-RIGHT_BORDER+u_data->io->offset, u_data->io->pixmap_height-BOTTOM_BORDER);
gdk_draw_line(u_data->io->pixmap,u_data->io->draw_area->style->black_gc,u_data->io->pixmap_width-RIGHT_BORDER+u_data->io->offset, u_data->io->pixmap_height-BOTTOM_BORDER, u_data->io->pixmap_width-RIGHT_BORDER+u_data->io->offset-5, u_data->io->pixmap_height-BOTTOM_BORDER-5);
gdk_draw_line(u_data->io->pixmap,u_data->io->draw_area->style->black_gc,u_data->io->pixmap_width-RIGHT_BORDER+u_data->io->offset, u_data->io->pixmap_height-BOTTOM_BORDER, u_data->io->pixmap_width-RIGHT_BORDER+u_data->io->offset-5, u_data->io->pixmap_height-BOTTOM_BORDER+5);
u_data->io->axis_width=u_data->io->pixmap_width-LEFT_BORDER-RIGHT_BORDER-u_data->io->offset;
u_data->io->x_interval = (u_data->io->axis_width*1.0)/u_data->io->tmp_width;
e=0;
if (u_data->io->x_interval<1)
{
dis=1/u_data->io->x_interval;
while (dis >1)
{
dis/=10;
e++;
}
distance=1;
for (i=0; i<=e+1; i++)
distance*=10;
}
else
distance=5;
#if GTK_MAJOR_VERSION < 2
font = u_data->io->draw_area->style->font;
#endif
#if GTK_MAJOR_VERSION < 2
label_width=gdk_string_width(font, label_string);
label_height=gdk_string_height(font, label_string);
#else
g_snprintf(label_string, 15, "%d", 0);
memcpy(label_string,(gchar *)g_locale_to_utf8(label_string, -1 , NULL, NULL, NULL), 15);
layout = gtk_widget_create_pango_layout(u_data->io->draw_area, label_string);
pango_layout_get_pixel_size(layout, &label_width, &label_height);
#endif
if (u_data->io->x1_tmp_usec==0)
sec=u_data->io->x1_tmp_sec;
else
sec=u_data->io->x1_tmp_sec+1;
if (u_data->io->offset!=0)
{
g_snprintf(label_string, 15, "%u", u_data->io->x1_tmp_sec);
#if GTK_MAJOR_VERSION < 2
lwidth=gdk_string_width(font, label_string);
gdk_draw_string(u_data->io->pixmap,font,u_data->io->draw_area->style->black_gc,
LEFT_BORDER-10,
u_data->io->pixmap_height-BOTTOM_BORDER+20,
label_string);
#else
memcpy(label_string,(gchar *)g_locale_to_utf8(label_string, -1 , NULL, NULL, NULL), 15);
pango_layout_set_text(layout, label_string, -1);
pango_layout_get_pixel_size(layout, &lwidth, NULL);
gdk_draw_layout(u_data->io->pixmap,u_data->io->draw_area->style->black_gc,
LEFT_BORDER-10,
u_data->io->pixmap_height-BOTTOM_BORDER+20,
layout);
#endif
}
w=(guint32)(500/(guint32)(distance*u_data->io->x_interval));
if (w==0)
w=1;
if (w==4)
{
w=5;
a=distance/10;
b=10+(((u_data->io->min_x/100000)-1)%5);
}
else
{
a=distance/5;
b=0;
}
if (a>1000000)
start=u_data->io->min_x/1000000*1000000;
else
{
start=u_data->io->min_x/100000;
if (start%2!=0)
start--;
start*=100000;
}
for (i=start, j=b; i<=u_data->io->max_x; i+=a, j++)
{
if (i>=u_data->io->min_x && i%1000000!=0)
{
length=5;
g_snprintf(label_string, 15, "%d", i%1000000);
if (j%w==0)
{
length=10;
#if GTK_MAJOR_VERSION < 2
lwidth=gdk_string_width(font, label_string);
gdk_draw_string(u_data->io->pixmap,font,u_data->io->draw_area->style->black_gc,
(guint32)(LEFT_BORDER+u_data->io->offset+(i-u_data->io->min_x)*u_data->io->x_interval-lwidth/2),
u_data->io->pixmap_height-BOTTOM_BORDER+10,
label_string);
#else
memcpy(label_string,(gchar *)g_locale_to_utf8(label_string, -1 , NULL, NULL, NULL), 15);
pango_layout_set_text(layout, label_string, -1);
pango_layout_get_pixel_size(layout, &lwidth, NULL);
gdk_draw_layout(u_data->io->pixmap,u_data->io->draw_area->style->black_gc,
(guint32)(LEFT_BORDER+u_data->io->offset+(i-u_data->io->min_x)*u_data->io->x_interval-lwidth/2),
u_data->io->pixmap_height-BOTTOM_BORDER+10,
layout);
#endif
}
gdk_draw_line(u_data->io->pixmap,u_data->io->draw_area->style->black_gc,
(guint32)(LEFT_BORDER+u_data->io->offset+(i-u_data->io->min_x)*u_data->io->x_interval),
u_data->io->pixmap_height-BOTTOM_BORDER,
(guint32)(LEFT_BORDER+u_data->io->offset+(i-u_data->io->min_x)*u_data->io->x_interval),
u_data->io->pixmap_height-BOTTOM_BORDER+length);
}
if (i%1000000==0)
{
sec=i/1000000;
gdk_draw_line(u_data->io->pixmap,u_data->io->draw_area->style->black_gc,
(guint32)(LEFT_BORDER+u_data->io->offset+(i-u_data->io->min_x)*u_data->io->x_interval),
u_data->io->pixmap_height-BOTTOM_BORDER,
(guint32)(LEFT_BORDER+u_data->io->offset+(i-u_data->io->min_x)*u_data->io->x_interval),
u_data->io->pixmap_height-BOTTOM_BORDER+10);
g_snprintf(label_string, 15, "%d", sec);
#if GTK_MAJOR_VERSION < 2
lwidth=gdk_string_width(font, label_string);
gdk_draw_string(u_data->io->pixmap,font,u_data->io->draw_area->style->black_gc,
(guint32)(LEFT_BORDER+u_data->io->offset+(i-u_data->io->min_x)*u_data->io->x_interval),
u_data->io->pixmap_height-BOTTOM_BORDER+20,
label_string);
#else
memcpy(label_string,(gchar *)g_locale_to_utf8(label_string, -1 , NULL, NULL, NULL), 15);
pango_layout_set_text(layout, label_string, -1);
pango_layout_get_pixel_size(layout, &lwidth, NULL);
gdk_draw_layout(u_data->io->pixmap,u_data->io->draw_area->style->black_gc,
(guint32)(LEFT_BORDER+u_data->io->offset+(i-u_data->io->min_x)*u_data->io->x_interval),
u_data->io->pixmap_height-BOTTOM_BORDER+20,
layout);
#endif
}
}
strcpy(label_string, "sec");
#if GTK_MAJOR_VERSION < 2
lwidth=gdk_string_width(font, label_string);
gdk_draw_string(u_data->io->pixmap,
font,
u_data->io->draw_area->style->black_gc,
u_data->io->pixmap_width-RIGHT_BORDER-10,
u_data->io->pixmap_height-BOTTOM_BORDER+20,
label_string);
#else
memcpy(label_string,(gchar *)g_locale_to_utf8(label_string, -1 , NULL, NULL, NULL), 15);
pango_layout_set_text(layout, label_string, -1);
pango_layout_get_pixel_size(layout, &lwidth, NULL);
gdk_draw_layout(u_data->io->pixmap,
u_data->io->draw_area->style->black_gc,
u_data->io->pixmap_width-RIGHT_BORDER-10,
u_data->io->pixmap_height-BOTTOM_BORDER+25,
layout);
#endif
distance=5;
/* y-axis */
gdk_draw_line(u_data->io->pixmap,u_data->io->draw_area->style->black_gc, LEFT_BORDER,TOP_BORDER-u_data->io->offset,LEFT_BORDER,u_data->io->pixmap_height-BOTTOM_BORDER-u_data->io->offset);
gdk_draw_line(u_data->io->pixmap,u_data->io->draw_area->style->black_gc,LEFT_BORDER,TOP_BORDER-u_data->io->offset, LEFT_BORDER-5, TOP_BORDER-u_data->io->offset+5);
gdk_draw_line(u_data->io->pixmap,u_data->io->draw_area->style->black_gc,LEFT_BORDER,TOP_BORDER-u_data->io->offset, LEFT_BORDER+5, TOP_BORDER-u_data->io->offset+5);
u_data->io->y_interval = ((u_data->io->pixmap_height-TOP_BORDER-BOTTOM_BORDER)*1.0)/(u_data->io->max_y-u_data->io->min_y);
e=0;
if (u_data->io->y_interval<1)
{
dis=1/u_data->io->y_interval;
while (dis >1)
{
dis/=10;
e++;
}
distance=1;
for (i=0; i<=e; i++)
distance=distance*10;
}
if (u_data->io->max_y>0)
{
for (i=u_data->io->min_y/distance*distance; i<=u_data->io->max_y; i+=distance/5)
{
if (i>=u_data->io->min_y)
{
length=5;
g_snprintf(label_string, 15, "%d", i);
if (i%distance==0 || (distance<=5 && u_data->io->y_interval>10))
{
length=10;
#if GTK_MAJOR_VERSION < 2
lwidth=gdk_string_width(font, label_string);
gdk_draw_string(u_data->io->pixmap,font,u_data->io->draw_area->style->black_gc,
LEFT_BORDER-length-lwidth-5,
(guint32)(u_data->io->pixmap_height-BOTTOM_BORDER-u_data->io->offset-(i-u_data->io->min_y)*u_data->io->y_interval-3),
label_string);
#else
memcpy(label_string,(gchar *)g_locale_to_utf8(label_string, -1 , NULL, NULL, NULL), 15);
pango_layout_set_text(layout, label_string, -1);
pango_layout_get_pixel_size(layout, &lwidth, NULL);
gdk_draw_layout(u_data->io->pixmap,u_data->io->draw_area->style->black_gc,
LEFT_BORDER-length-lwidth-5,
(guint32)(u_data->io->pixmap_height-BOTTOM_BORDER-u_data->io->offset-(i-u_data->io->min_y)*u_data->io->y_interval-3),
layout);
#endif
}
gdk_draw_line(u_data->io->pixmap,u_data->io->draw_area->style->black_gc,LEFT_BORDER-length,
(guint32)(u_data->io->pixmap_height-BOTTOM_BORDER-u_data->io->offset-(i-u_data->io->min_y)*u_data->io->y_interval)
,LEFT_BORDER,
(guint32)(u_data->io->pixmap_height-BOTTOM_BORDER-u_data->io->offset-(i-u_data->io->min_y)*u_data->io->y_interval));
}
}
}
else
simple_dialog(ESD_TYPE_INFO, ESD_BTN_OK, "No Data Chunks sent");
}
static void sctp_graph_redraw(struct sctp_udata *u_data)
{
sctp_graph_t *ios;
u_data->io->needs_redraw=TRUE;
sctp_graph_draw(u_data);
switch (u_data->io->graph_type)
{
case 0:
draw_sack_graph(u_data);
draw_tsn_graph(u_data);
break;
case 1: draw_tsn_graph(u_data);
break;
case 2:
draw_sack_graph(u_data);
break;
}
ios=(sctp_graph_t *)OBJECT_GET_DATA(u_data->io->draw_area, "sctp_graph_t");
if(!ios){
exit(10);
}
gdk_draw_pixmap(u_data->io->draw_area->window,
u_data->io->draw_area->style->fg_gc[GTK_WIDGET_STATE(u_data->io->draw_area)],
ios->pixmap,
0,0,
0, 0,
u_data->io->draw_area->allocation.width,
u_data->io->draw_area->allocation.height);
}
static void on_sack_bt(GtkWidget *widget _U_, struct sctp_udata *u_data)
{
u_data = (struct sctp_udata *) u_data;
u_data->io->graph_type=2;
sctp_graph_redraw(u_data);
}
static void on_tsn_bt(GtkWidget *widget _U_, struct sctp_udata *u_data)
{
u_data->io->graph_type=1;
sctp_graph_redraw(u_data);
}
static void on_both_bt(GtkWidget *widget _U_, struct sctp_udata *u_data)
{
u_data->io->graph_type=0;
sctp_graph_redraw(u_data);
}
static void
sctp_graph_close_cb(GtkWidget* widget _U_, gpointer u_data)
{
struct sctp_udata *udata;
int dir;
udata = (struct sctp_udata *)u_data;
dir=udata->dir-1;
gtk_grab_remove(GTK_WIDGET(udata->io->window));
gtk_widget_destroy(GTK_WIDGET(udata->io->window));
}
static gint
configure_event(GtkWidget *widget, GdkEventConfigure *event _U_, struct sctp_udata *u_data)
{
if(!u_data->io){
exit(10);
}
if(u_data->io->pixmap){
gdk_pixmap_unref(u_data->io->pixmap);
u_data->io->pixmap=NULL;
}
u_data->io->pixmap=gdk_pixmap_new(widget->window,
widget->allocation.width,
widget->allocation.height,
-1);
u_data->io->pixmap_width=widget->allocation.width;
u_data->io->pixmap_height=widget->allocation.height;
gdk_draw_rectangle(u_data->io->pixmap,
widget->style->white_gc,
TRUE,
0, 0,
widget->allocation.width,
widget->allocation.height);
return TRUE;
}
static gint
expose_event(GtkWidget *widget, GdkEventExpose *event)
{
sctp_graph_t *ios;
ios=(sctp_graph_t *)OBJECT_GET_DATA(widget, "sctp_graph_t");
if(!ios){
exit(10);
}
gdk_draw_pixmap(widget->window,
widget->style->fg_gc[GTK_WIDGET_STATE(widget)],
ios->pixmap,
event->area.x, event->area.y,
event->area.x, event->area.y,
event->area.width, event->area.height);
return FALSE;
}
static void
on_zoomin_bt (GtkWidget *widget _U_, struct sctp_udata *u_data)
{
sctp_min_max_t *tmp_minmax;
if (u_data->io->rectangle==TRUE)
{
tmp_minmax = g_malloc(sizeof(sctp_min_max_t));
u_data->io->tmp_min_tsn1=u_data->io->y1_tmp+u_data->io->min_y;
u_data->io->tmp_max_tsn1=u_data->io->y2_tmp+1+u_data->io->min_y;
u_data->io->tmp_min_tsn2=u_data->io->tmp_min_tsn1;
u_data->io->tmp_max_tsn2=u_data->io->tmp_max_tsn1;
tmp_minmax->tmp_min_secs=u_data->io->x1_tmp_sec;
tmp_minmax->tmp_min_usecs= u_data->io->x1_tmp_usec;
tmp_minmax->tmp_max_secs= u_data->io->x2_tmp_sec;
tmp_minmax->tmp_max_usecs= u_data->io->x2_tmp_usec;
tmp_minmax->tmp_min_tsn1=u_data->io->tmp_min_tsn1;
tmp_minmax->tmp_max_tsn1=u_data->io->tmp_max_tsn1;
tmp_minmax->tmp_min_tsn2=u_data->io->tmp_min_tsn2;
tmp_minmax->tmp_max_tsn2=u_data->io->tmp_max_tsn2;
u_data->assoc->min_max = g_slist_prepend(u_data->assoc->min_max, tmp_minmax);
u_data->io->length = g_slist_length(u_data->assoc->min_max);
u_data->io->tmp=TRUE;
u_data->io->rectangle=FALSE;
sctp_graph_redraw(u_data);
}
}
static void
on_zoomout_bt (GtkWidget *widget _U_, struct sctp_udata *u_data)
{
sctp_min_max_t *tmp_minmax, *mm;
gint l;
l = g_slist_length(u_data->assoc->min_max);
if (u_data->assoc->min_max!=NULL)
{
mm=(sctp_min_max_t *)((u_data->assoc->min_max)->data);
u_data->assoc->min_max=g_slist_remove(u_data->assoc->min_max, mm);
g_free(mm);
if (l>2)
{
tmp_minmax = (sctp_min_max_t *)u_data->assoc->min_max->data;
u_data->io->x1_tmp_sec=tmp_minmax->tmp_min_secs;
u_data->io->x1_tmp_usec=tmp_minmax->tmp_min_usecs;
u_data->io->x2_tmp_sec=tmp_minmax->tmp_max_secs;
u_data->io->x2_tmp_usec=tmp_minmax->tmp_max_usecs;
u_data->io->tmp_min_tsn1=tmp_minmax->tmp_min_tsn1;
u_data->io->tmp_max_tsn1=tmp_minmax->tmp_max_tsn1;
u_data->io->tmp_min_tsn2=tmp_minmax->tmp_min_tsn2;
u_data->io->tmp_max_tsn2=tmp_minmax->tmp_max_tsn2;
u_data->io->tmp=TRUE;
}
else
{
u_data->io->x1_tmp_sec=u_data->assoc->min_secs;
u_data->io->x1_tmp_usec=u_data->assoc->min_usecs;
u_data->io->x2_tmp_sec=u_data->assoc->max_secs;
u_data->io->x2_tmp_usec=u_data->assoc->max_usecs;
u_data->io->tmp_min_tsn1=0;
u_data->io->tmp_max_tsn1=u_data->assoc->max_bytes1;
u_data->io->tmp_min_tsn2=0;
u_data->io->tmp_max_tsn2=u_data->assoc->max_bytes2;
u_data->io->tmp=FALSE;
}
}
else
{
u_data->io->x1_tmp_sec=u_data->assoc->min_secs;
u_data->io->x1_tmp_usec=u_data->assoc->min_usecs;
u_data->io->x2_tmp_sec=u_data->assoc->max_secs;
u_data->io->x2_tmp_usec=u_data->assoc->max_usecs;
u_data->io->tmp_min_tsn1=0;
u_data->io->tmp_max_tsn1=u_data->assoc->max_bytes1;
u_data->io->tmp_min_tsn2=0;
u_data->io->tmp_max_tsn2=u_data->assoc->max_bytes2;
u_data->io->tmp=FALSE;
}
sctp_graph_redraw(u_data);
}
static gint
on_button_press (GtkWidget *widget _U_, GdkEventButton *event, struct sctp_udata *u_data)
{
sctp_graph_t *ios;
if (u_data->io->rectangle==TRUE)
{
gdk_draw_rectangle(u_data->io->pixmap,u_data->io->draw_area->style->white_gc,
FALSE,
(gint)MINI(u_data->io->x_old,u_data->io->x_new),
(gint)MINI(u_data->io->y_old,u_data->io->y_new),
(gint)abs(u_data->io->x_new-u_data->io->x_old),
(gint)abs(u_data->io->y_new-u_data->io->y_old));
ios=(sctp_graph_t *)OBJECT_GET_DATA(u_data->io->draw_area, "sctp_graph_t");
if(!ios){
exit(10);
}
gdk_draw_pixmap(u_data->io->draw_area->window,
u_data->io->draw_area->style->fg_gc[GTK_WIDGET_STATE(u_data->io->draw_area)],
ios->pixmap,
0,0,
0, 0,
(gint)abs(u_data->io->x_new-u_data->io->x_old),
(gint)abs(u_data->io->y_new-u_data->io->y_old));
sctp_graph_redraw(u_data);
}
u_data->io->x_old=event->x;
u_data->io->y_old=event->y;
if (u_data->io->y_old>u_data->io->pixmap_height-BOTTOM_BORDER-u_data->io->offset)
u_data->io->y_old=u_data->io->pixmap_height-BOTTOM_BORDER-u_data->io->offset;
if (u_data->io->x_old<LEFT_BORDER+u_data->io->offset)
u_data->io->x_old=LEFT_BORDER+u_data->io->offset;
u_data->io->rectangle=FALSE;
return TRUE;
}
static gint
on_button_release (GtkWidget *widget _U_, GdkEventButton *event, struct sctp_udata *u_data)
{
sctp_graph_t *ios;
guint32 helpx;
guint32 helpy, x1_tmp, x2_tmp;
if (event->y>u_data->io->pixmap_height-BOTTOM_BORDER-u_data->io->offset)
event->y = u_data->io->pixmap_height-BOTTOM_BORDER-u_data->io->offset;
if (event->x < LEFT_BORDER+u_data->io->offset)
event->x = LEFT_BORDER+u_data->io->offset;
if (abs(event->x-u_data->io->x_old)>10 || abs(event->y-u_data->io->y_old)>10)
{
gdk_draw_rectangle(u_data->io->pixmap,u_data->io->draw_area->style->black_gc,
FALSE,
(gint)MINI(u_data->io->x_old,event->x), (gint)MINI(u_data->io->y_old,event->y),
(gint)abs(event->x-u_data->io->x_old),
(gint)abs(event->y-u_data->io->y_old));
ios=(sctp_graph_t *)OBJECT_GET_DATA(u_data->io->draw_area, "sctp_graph_t");
if(!ios){
exit(10);
}
gdk_draw_pixmap(u_data->io->draw_area->window,
u_data->io->draw_area->style->fg_gc[GTK_WIDGET_STATE(u_data->io->draw_area)],
ios->pixmap,
0,0,
0, 0,
u_data->io->draw_area->allocation.width,
u_data->io->draw_area->allocation.height);
x1_tmp=u_data->io->min_x+((u_data->io->x_old-LEFT_BORDER-u_data->io->offset)*u_data->io->tmp_width/u_data->io->axis_width);
x2_tmp=u_data->io->min_x+((event->x-LEFT_BORDER-u_data->io->offset)*u_data->io->tmp_width/u_data->io->axis_width);
helpx=MINI(x1_tmp, x2_tmp);
if (helpx==x2_tmp)
{
x2_tmp=x1_tmp;
x1_tmp=helpx;
}
u_data->io->x1_tmp_sec=(guint32)x1_tmp/1000000;
u_data->io->x1_tmp_usec=x1_tmp%1000000;
u_data->io->x2_tmp_sec=(guint32)x2_tmp/1000000;
u_data->io->x2_tmp_usec=x2_tmp%1000000;
u_data->io->y1_tmp=(guint32)((u_data->io->pixmap_height-BOTTOM_BORDER-u_data->io->y_old)/u_data->io->y_interval);
u_data->io->y2_tmp=(guint32)((u_data->io->pixmap_height-BOTTOM_BORDER-event->y)/u_data->io->y_interval);
helpy = MINI(u_data->io->y1_tmp, u_data->io->y2_tmp);
u_data->io->y2_tmp = MAXI(u_data->io->y1_tmp, u_data->io->y2_tmp);
u_data->io->y1_tmp = helpy;
u_data->io->x_new=event->x;
u_data->io->y_new=event->y;
u_data->io->rectangle=TRUE;
}
return TRUE;
}
static void init_sctp_graph_window(struct sctp_udata *u_data)
{
GtkWidget *vbox;
GtkWidget *hbox;
GtkWidget *bt_close, *sack_bt, *tsn_bt, *both_bt, *zoomin_bt, *zoomout_bt;
GtkTooltips *tooltip_in, *tooltip_out;
/* create the main window */
u_data->io->window=gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_widget_set_name(u_data->io->window, "SCTP Graphics");
vbox=gtk_vbox_new(FALSE, 0);
gtk_container_add(GTK_CONTAINER(u_data->io->window), vbox);
gtk_widget_show(vbox);
create_draw_area(vbox, u_data);
sctp_graph_set_title(u_data);
hbox = gtk_hbutton_box_new();
gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
gtk_container_set_border_width(GTK_CONTAINER(hbox), 10);
gtk_button_box_set_layout(GTK_BUTTON_BOX (hbox), GTK_BUTTONBOX_SPREAD);
gtk_button_box_set_spacing(GTK_BUTTON_BOX (hbox), 0);
gtk_box_set_child_packing(GTK_BOX(vbox), hbox, FALSE, FALSE, 0, GTK_PACK_START);
gtk_widget_show(hbox);
sack_bt = gtk_button_new_with_label ("Adv. Rec. Window");
gtk_box_pack_start(GTK_BOX(hbox), sack_bt, FALSE, FALSE, 0);
gtk_widget_show(sack_bt);
gtk_signal_connect(GTK_OBJECT(sack_bt), "clicked", (GtkSignalFunc)on_sack_bt, u_data);
tsn_bt = gtk_button_new_with_label ("Data bytes sent");
gtk_box_pack_start(GTK_BOX(hbox), tsn_bt, FALSE, FALSE, 0);
gtk_widget_show(tsn_bt);
SIGNAL_CONNECT(tsn_bt, "clicked", on_tsn_bt, u_data);
both_bt = gtk_button_new_with_label ("Show both");
gtk_box_pack_start(GTK_BOX(hbox), both_bt, FALSE, FALSE, 0);
gtk_widget_show(both_bt);
SIGNAL_CONNECT(both_bt, "clicked", on_both_bt, u_data);
zoomin_bt = gtk_button_new_with_label ("Zoom in");
gtk_box_pack_start(GTK_BOX(hbox), zoomin_bt, FALSE, FALSE, 0);
gtk_widget_show(zoomin_bt);
SIGNAL_CONNECT(zoomin_bt, "clicked", on_zoomin_bt, u_data);
tooltip_in = gtk_tooltips_new();
gtk_tooltips_set_tip(tooltip_in, zoomin_bt, "Draw a rectangle around the area you want to zoom in", NULL);
zoomout_bt = gtk_button_new_with_label ("Zoom out");
gtk_box_pack_start(GTK_BOX(hbox), zoomout_bt, FALSE, FALSE, 0);
gtk_widget_show(zoomout_bt);
SIGNAL_CONNECT(zoomout_bt, "clicked", on_zoomout_bt, u_data);
tooltip_out = gtk_tooltips_new();
gtk_tooltips_set_tip(tooltip_out, zoomout_bt, "Zoom out one step", NULL);
bt_close = BUTTON_NEW_FROM_STOCK(GTK_STOCK_CLOSE);
gtk_box_pack_start(GTK_BOX(hbox), bt_close, FALSE, FALSE, 0);
gtk_widget_show(bt_close);
SIGNAL_CONNECT(bt_close, "clicked", sctp_graph_close_cb, u_data);
gtk_signal_connect(GTK_OBJECT(u_data->io->draw_area),"button_press_event",(GtkSignalFunc)on_button_press, u_data);
gtk_signal_connect(GTK_OBJECT(u_data->io->draw_area),"button_release_event",(GtkSignalFunc)on_button_release, u_data);
gtk_widget_set_events(u_data->io->draw_area, GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_EXPOSURE_MASK);
/* dlg_set_cancel(u_data->io->window, bt_close); */
gtk_widget_show(u_data->io->window);
}
static void sctp_graph_set_title(struct sctp_udata *u_data)
{
char *title;
if(!u_data->io->window){
return;
}
title = g_strdup_printf("SCTP Data and Adv.Rcv.Window over Time: %s Port1 %u Port2 %u Endpoint %u",
cf_get_display_name(&cfile), u_data->parent->assoc->port1, u_data->parent->assoc->port2, u_data->dir);
gtk_window_set_title(GTK_WINDOW(u_data->io->window), title);
g_free(title);
}
static void
gtk_sctpgraph_init(struct sctp_udata *u_data)
{
sctp_graph_t *io;
int dir;
sctp_min_max_t* tmp_minmax;
io=g_malloc(sizeof(sctp_graph_t));
io->needs_redraw=TRUE;
io->x_interval=1000;
io->window=NULL;
io->draw_area=NULL;
io->pixmap=NULL;
io->pixmap_width=800;
io->pixmap_height=600;
io->graph_type=0;
dir=u_data->dir-1;
u_data->io=io;
u_data->io->x1_tmp_sec=u_data->assoc->min_secs;
u_data->io->x1_tmp_usec=u_data->assoc->min_usecs;
u_data->io->x2_tmp_sec=u_data->assoc->max_secs;
u_data->io->x2_tmp_usec=u_data->assoc->max_usecs;
u_data->io->tmp_min_tsn1=0;
u_data->io->tmp_max_tsn1=u_data->assoc->max_bytes1;
u_data->io->tmp_min_tsn2=0;
u_data->io->tmp_max_tsn2=u_data->assoc->max_bytes2;
u_data->io->tmp=FALSE;
tmp_minmax = g_malloc(sizeof(sctp_min_max_t));
tmp_minmax->tmp_min_secs = u_data->assoc->min_secs;
tmp_minmax->tmp_min_usecs=u_data->assoc->min_usecs;
tmp_minmax->tmp_max_secs=u_data->assoc->max_secs;
tmp_minmax->tmp_max_usecs=u_data->assoc->max_usecs;
tmp_minmax->tmp_min_tsn2=u_data->io->tmp_min_tsn2;
tmp_minmax->tmp_min_tsn1=u_data->io->tmp_min_tsn1;
tmp_minmax->tmp_max_tsn1=u_data->io->tmp_max_tsn1;
tmp_minmax->tmp_max_tsn2=u_data->io->tmp_max_tsn2;
u_data->assoc->min_max = g_slist_prepend(u_data->assoc->min_max, tmp_minmax);
/* build the GUI */
init_sctp_graph_window(u_data);
sctp_graph_redraw(u_data);
}
static gint
quit(GtkObject *object _U_, gpointer user_data)
{
struct sctp_udata *u_data=(struct sctp_udata*)user_data;
decrease_childcount(u_data->parent);
remove_child(u_data, u_data->parent);
g_free(u_data->io);
u_data->assoc->min_max = NULL;
g_free(u_data);
return TRUE;
}
static void create_draw_area(GtkWidget *box, struct sctp_udata *u_data)
{
u_data->io->draw_area=gtk_drawing_area_new();
SIGNAL_CONNECT(u_data->io->draw_area, "destroy", quit, u_data);
OBJECT_SET_DATA(u_data->io->draw_area, "sctp_graph_t", u_data->io);
WIDGET_SET_SIZE(u_data->io->draw_area, u_data->io->pixmap_width, u_data->io->pixmap_height);
/* signals needed to handle backing pixmap */
SIGNAL_CONNECT(u_data->io->draw_area, "expose_event", expose_event, NULL);
SIGNAL_CONNECT(u_data->io->draw_area, "configure_event", configure_event, u_data);
gtk_widget_show(u_data->io->draw_area);
gtk_box_pack_start(GTK_BOX(box), u_data->io->draw_area, TRUE, TRUE, 0);
}
void insertion(GArray *array, guint32 N)
{
guint32 i, j;
guint32 v;
struct tsn_sort help;
for (i=1; i<N; i++)
{
v = g_array_index(array, struct tsn_sort, i).tsnumber;
j=i;
while (g_array_index(array, struct tsn_sort, j-1).tsnumber > v)
{
help=g_array_index(array, struct tsn_sort, j);
g_array_index(array, struct tsn_sort, j)=g_array_index(array, struct tsn_sort, j-1);
g_array_index(array, struct tsn_sort, j-1)=help;
j--;
}
g_array_index(array, struct tsn_sort, j).tsnumber=v;
}
}
void set_arw_offsets(struct sctp_udata *u_data)
{
GArray *s_array=NULL, *t_array=NULL;
guint32 i, j=0;
if (u_data->assoc->n_sack_chunks_ep1>0)
{
s_array=u_data->assoc->sort_sack1;
t_array=u_data->assoc->sort_tsn1;
insertion(s_array,u_data->assoc->n_sack_chunks_ep1);
for (i=0; i<u_data->assoc->n_sack_chunks_ep1; i++)
{
while (g_array_index(s_array, struct tsn_sort, i).tsnumber>g_array_index(t_array, struct tsn_sort, j).tsnumber)
{
j++;
}
g_array_index(s_array, struct tsn_sort, i).offset=g_array_index(t_array, struct tsn_sort, j).offset
+g_array_index(t_array, struct tsn_sort, j).length;
}
u_data->assoc->sort_sack1=s_array;
}
if (u_data->assoc->n_sack_chunks_ep2>0)
{
s_array=u_data->assoc->sort_sack2;
t_array=u_data->assoc->sort_tsn2;
insertion(s_array,u_data->assoc->n_sack_chunks_ep2);
j=0;
for (i=0; i<u_data->assoc->n_sack_chunks_ep2; i++)
{
while (g_array_index(s_array, struct tsn_sort, i).tsnumber>g_array_index(t_array, struct tsn_sort, j).tsnumber)
{
j++;
}
g_array_index(s_array, struct tsn_sort, i).offset=g_array_index(t_array, struct tsn_sort, j).offset
+ g_array_index(t_array, struct tsn_sort, j).length;
}
u_data->assoc->sort_sack2=s_array;
}
}
void compute_offsets(struct sctp_udata *u_data)
{
struct tsn_sort t_sort, sort;
GArray *array=NULL;
guint32 i;
guint32 sum=0;
guint32 tsntmp=0;
if (u_data->assoc->n_array_tsn1>0)
{
array=u_data->assoc->sort_tsn1;
insertion(array,u_data->assoc->n_array_tsn1);
for (i=0; i<u_data->assoc->n_array_tsn1; i++)
{
g_array_index(array, struct tsn_sort, i).offset=sum;
if (g_array_index(array, struct tsn_sort, i).tsnumber>tsntmp)
sum+=g_array_index(array, struct tsn_sort, i).length;
tsntmp=t_sort.tsnumber;
}
u_data->assoc->max_bytes1=g_array_index(array, struct tsn_sort, i-1).offset+g_array_index(array, struct tsn_sort, i-1).length;
sort=g_array_index(array, struct tsn_sort,i-1);
u_data->assoc->sort_tsn1=array;
}
if (u_data->assoc->n_array_tsn2>0)
{
sum=0;
array=u_data->assoc->sort_tsn2;
insertion(array,u_data->assoc->n_array_tsn2);
for (i=0; i<u_data->assoc->n_array_tsn2; i++)
{
g_array_index(array, struct tsn_sort, i).offset=sum;
if (g_array_index(array, struct tsn_sort, i).tsnumber>tsntmp)
sum+=g_array_index(array, struct tsn_sort, i).length;
tsntmp=t_sort.tsnumber;
}
u_data->assoc->max_bytes2=g_array_index(array, struct tsn_sort, u_data->assoc->n_data_chunks_ep2-1).offset+g_array_index(array, struct tsn_sort, u_data->assoc->n_data_chunks_ep2-1).length;
u_data->assoc->sort_tsn2=array;
}
}
void create_byte_graph(guint16 dir, struct sctp_analyse* userdata)
{
struct sctp_udata *u_data;
u_data=g_malloc(sizeof(struct sctp_udata));
u_data->assoc=g_malloc(sizeof(sctp_assoc_info_t));
u_data->assoc=userdata->assoc;
u_data->io=NULL;
u_data->dir = dir;
u_data->parent = userdata;
set_child(u_data, u_data->parent);
increase_childcount(u_data->parent);
compute_offsets(u_data);
set_arw_offsets(u_data);
gtk_sctpgraph_init(u_data);
}
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