ui/gtk/sctp_byte_graph_dlg.c

   1 /*
   2  * Copyright 2004, Irene Ruengeler <i.ruengeler [AT] fh-muenster.de>
   3  *
   4  * $Id$
   5  *
   6  * Wireshark - Network traffic analyzer
   7  * By Gerald Combs <gerald@wireshark.org>
   8  * Copyright 1998 Gerald Combs
   9  *
  10  * This program is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU General Public License
  12  * as published by the Free Software Foundation; either version 2
  13  * of the License, or (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  23  */
  24
  25 #include "config.h"
  26 #include <stdio.h>
  27 #include <math.h>
  28 #include <string.h>
  29
  30 #include <gtk/gtk.h>
  31
  32 #include "epan/filesystem.h"
  33 #include <epan/strutil.h>
  34
  35 #include "../globals.h"
  36 #include "ui/ui_util.h"
  37 #include "ui/simple_dialog.h"
  38
  39 #include "ui/gtk/dlg_utils.h"
  40 #include "ui/gtk/gui_utils.h"
  41 #include "ui/gtk/main.h"
  42 #include "ui/gtk/sctp_stat.h"
  43
  44 #include "ui/gtk/old-gtk-compat.h"
  45
  46 #define DEFAULT_PIXELS_PER_TICK 2
  47 #define MAX_PIXELS_PER_TICK     4
  48 #define AUTO_MAX_YSCALE         0
  49 #define MAX_TICK_VALUES         5
  50 #define DEFAULT_TICK_VALUE      3
  51 #define MAX_YSCALE             22
  52 #define MAX_COUNT_TYPES         3
  53
  54 #define COUNT_TYPE_FRAMES   0
  55 #define COUNT_TYPE_BYTES    1
  56 #define COUNT_TYPE_ADVANCED 2
  57
  58 #define LEFT_BORDER   80
  59 #define RIGHT_BORDER  20
  60 #define TOP_BORDER    20
  61 #define BOTTOM_BORDER 50
  62
  63 #define SUB_32(a, b)    a-b
  64
  65 struct chunk_header {
  66         guint8  type;
  67         guint8  flags;
  68         guint16 length;
  69 };
  70
  71 struct data_chunk_header {
  72         guint8  type;
  73         guint8  flags;
  74         guint16 length;
  75         guint32  tsn;
  76         guint16 sid;
  77         guint16 ssn;
  78         guint32  ppi;
  79 };
  80
  81 struct init_chunk_header {
  82         guint8  type;
  83         guint8  flags;
  84         guint16 length;
  85         guint32  initiate_tag;
  86         guint32  a_rwnd;
  87         guint16 mos;
  88         guint16 mis;
  89         guint32  initial_tsn;
  90 };
  91
  92 struct sack_chunk_header {
  93         guint8  type;
  94         guint8  flags;
  95         guint16 length;
  96         guint32  cum_tsn_ack;
  97         guint32  a_rwnd;
  98         guint16 nr_of_gaps;
  99         guint16 nr_of_dups;
 100         guint8  *tsns;
 101 };
 102
 103 struct gaps {
 104         guint16 start;
 105         guint16 end;
 106 };
 107
 108 static gboolean label_set = FALSE;
 109 static guint32 max_tsn=0, min_tsn=0;
 110
 111
 112 static void sctp_graph_set_title(struct sctp_udata *u_data);
 113 static void create_draw_area(GtkWidget *box, struct sctp_udata *u_data);
 114 static GtkWidget *zoomout_bt;
 115
 116 static void draw_sack_graph(struct sctp_udata *u_data)
 117 {
 118         GdkRGBA red_color =    {1.0, 0.0, 0.0, 1.0};
 119         GdkRGBA green_color =  {0.0, 1.0, 0.0, 1.0};
 120         gint diff;
 121         GPtrArray *array = NULL;
 122         guint32 i, size = 0, start=0, end;
 123         gboolean more = FALSE;
 124         gint width;
 125         cairo_t *cr;
 126
 127         if (u_data->dir == 1)
 128         {
 129                 array = u_data->assoc->sort_sack1;
 130                 size=u_data->assoc->n_sack_chunks_ep1;
 131                 if (u_data->io->tmp == FALSE)
 132                 {
 133                         min_tsn = 0;
 134                         max_tsn = u_data->assoc->max_bytes1;
 135                 }
 136                 else
 137                 {
 138                         min_tsn = u_data->io->tmp_min_tsn1;
 139                         max_tsn = u_data->io->tmp_max_tsn1;
 140                 }
 141         }
 142         else if (u_data->dir == 2)
 143         {
 144                 array = u_data->assoc->sort_sack2;
 145                 size = u_data->assoc->n_sack_chunks_ep2;
 146                 if (u_data->io->tmp == FALSE)
 147                 {
 148                         min_tsn = 0;
 149                         max_tsn = u_data->assoc->max_bytes2;
 150                 }
 151                 else
 152                 {
 153                         min_tsn = u_data->io->tmp_min_tsn2;
 154                         max_tsn = u_data->io->tmp_max_tsn2;
 155                 }
 156         }
 157
 158         width = u_data->io->max_x - u_data->io->min_x;
 159
 160         for (i=0; i<size; i++)
 161         {
 162                 if (u_data->io->uoff)
 163                         diff = (gint)((struct tsn_sort*)(g_ptr_array_index(array,  i)))->secs - u_data->io->min_x;
 164                 else
 165                         diff = (gint)((struct tsn_sort*)(g_ptr_array_index(array,  i)))->secs * 1000000 + ((struct tsn_sort*)(g_ptr_array_index(array,  i)))->usecs - u_data->io->min_x;
 166                 end = start + ((struct tsn_sort*)(g_ptr_array_index(array,  i)))->length;
 167                 if (end>max_tsn)
 168                 {
 169                         end = max_tsn;
 170                         more = TRUE;
 171                 }
 172
 173                 if (start >= min_tsn && diff > 0 && diff <= width)
 174                 {
 175 #if GTK_CHECK_VERSION(2,22,0)
 176                         cr = cairo_create (u_data->io->surface);
 177 #else
 178                         cr = gdk_cairo_create (u_data->io->pixmap);
 179 #endif
 180                         gdk_cairo_set_source_rgba (cr, &red_color);
 181                         cairo_set_line_width (cr, 1.0);
 182                         cairo_move_to(cr,
 183                                 LEFT_BORDER+u_data->io->offset+u_data->io->x_interval*diff+0.5,
 184                                 u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset-((SUB_32(start,min_tsn))*u_data->io->y_interval)+0.5);
 185                         cairo_line_to(cr,
 186                                 LEFT_BORDER+u_data->io->offset+u_data->io->x_interval*diff+0.5,
 187                                 u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset-((SUB_32(end,min_tsn))*u_data->io->y_interval)+0.5);
 188                                 cairo_stroke(cr);
 189                                 cairo_destroy(cr);
 190                         if (more == TRUE)
 191                         {
 192 #if GTK_CHECK_VERSION(2,22,0)
 193                                 cr = cairo_create (u_data->io->surface);
 194 #else
 195                                 cr = gdk_cairo_create (u_data->io->pixmap);
 196 #endif
 197                                 gdk_cairo_set_source_rgba (cr, &green_color);
 198                                 cairo_set_line_width (cr, 1.0);
 199                                 cairo_move_to(cr,
 200                                         LEFT_BORDER+u_data->io->offset+u_data->io->x_interval*diff+0.5,
 201                                         u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset-((SUB_32(end,min_tsn))*u_data->io->y_interval)+0.5);
 202                                 cairo_line_to(cr,
 203                                         LEFT_BORDER+u_data->io->offset+u_data->io->x_interval*diff,
 204                                         u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset-((SUB_32(end+10,min_tsn))*u_data->io->y_interval)+0.5);
 205                                 cairo_stroke(cr);
 206                                 cairo_destroy(cr);
 207                                 more = FALSE;
 208                         }
 209                 }
 210
 211         }
 212 }
 213
 214
 215 static void draw_tsn_graph(struct sctp_udata *u_data)
 216 {
 217 GPtrArray *array = NULL;
 218 guint32 i, size = 0, start, end;
 219 gint diff, width;
 220 cairo_t *cr;
 221
 222         if (u_data->dir == 1)
 223         {
 224                 array = u_data->assoc->sort_tsn1;
 225                 size = u_data->assoc->n_data_chunks_ep1;
 226                 if (u_data->io->tmp == FALSE)
 227                 {
 228                         min_tsn = 0;
 229                         max_tsn = u_data->assoc->max_bytes1;
 230                 }
 231                 else
 232                 {
 233                         min_tsn = u_data->io->tmp_min_tsn1;
 234                         max_tsn = u_data->io->tmp_max_tsn1;
 235                 }
 236         }
 237         else if (u_data->dir == 2)
 238         {
 239                 array = u_data->assoc->sort_tsn2;
 240                 size  = u_data->assoc->n_data_chunks_ep2;
 241                 if (u_data->io->tmp == FALSE)
 242                 {
 243                         min_tsn = 0;
 244                         max_tsn = u_data->assoc->max_bytes2;
 245                 }
 246                 else
 247                 {
 248                         min_tsn = u_data->io->tmp_min_tsn2;
 249                         max_tsn = u_data->io->tmp_max_tsn2;
 250                 }
 251         }
 252         width = u_data->io->max_x - u_data->io->min_x;
 253
 254         for (i=0; i<size; i++)
 255         {
 256                 if (u_data->io->uoff)
 257                         diff = (gint)((struct tsn_sort*)(g_ptr_array_index(array, i)))->secs -u_data->io->min_x;
 258                 else
 259                         diff = (gint)((struct tsn_sort*)(g_ptr_array_index(array, i)))->secs*1000000 + ((struct tsn_sort*)(g_ptr_array_index(array, i)))->usecs-u_data->io->min_x;
 260                 start = ((struct tsn_sort*)(g_ptr_array_index(array, i)))->offset;
 261                 end = start + ((struct tsn_sort*)(g_ptr_array_index(array, i)))->length;
 262                 if (start >= min_tsn && diff > 0 && diff <= width){
 263 #if GTK_CHECK_VERSION(2,22,0)
 264                         cr = cairo_create (u_data->io->surface);
 265 #else
 266                         cr = gdk_cairo_create (u_data->io->pixmap);
 267 #endif
 268                         cairo_set_line_width (cr, 1.0);
 269                         cairo_move_to(cr,
 270                                 (LEFT_BORDER+u_data->io->offset+u_data->io->x_interval*diff)+0.5,
 271                                 (u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset-((SUB_32(start,min_tsn))*u_data->io->y_interval))+0.5);
 272                         cairo_line_to(cr,
 273                                 (LEFT_BORDER+u_data->io->offset+u_data->io->x_interval*diff)+0.5,
 274                                 (u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset-((SUB_32(end,min_tsn))*u_data->io->y_interval))+0.5);
 275                         cairo_stroke(cr);
 276                         cairo_destroy(cr);
 277                 }
 278         }
 279
 280 }
 281
 282
 283 static void sctp_graph_draw(struct sctp_udata *u_data)
 284 {
 285         int length, lwidth;
 286         guint32 distance=5, i, e, sec, w, start, a, j, b;
 287         gint label_width, label_height;
 288         char label_string[15];
 289         gfloat dis;
 290         gboolean write_label = FALSE;
 291         PangoLayout  *layout;
 292         GtkAllocation widget_alloc;
 293         cairo_t *cr;
 294
 295         if (u_data->io->x1_tmp_sec == 0 && u_data->io->x1_tmp_usec == 0)
 296                 u_data->io->offset = 0;
 297         else
 298                 u_data->io->offset = 5;
 299
 300         if (u_data->io->x2_tmp_sec - u_data->io->x1_tmp_sec > 1500)
 301         {
 302                 u_data->io->min_x=u_data->io->x1_tmp_sec;
 303                 u_data->io->max_x=u_data->io->x2_tmp_sec;
 304                 u_data->io->uoff = TRUE;
 305         }
 306         else
 307         {
 308                 u_data->io->min_x=((guint32) (u_data->io->x1_tmp_sec*1000000.0))+u_data->io->x1_tmp_usec;
 309                 u_data->io->max_x=((guint32) (u_data->io->x2_tmp_sec*1000000.0))+u_data->io->x2_tmp_usec;
 310                 u_data->io->uoff = FALSE;
 311         }
 312
 313         u_data->io->tmp_width = u_data->io->max_x - u_data->io->min_x;
 314
 315         if (u_data->dir == 1)
 316         {
 317                 if (u_data->io->tmp == FALSE)
 318                 {
 319                         if (u_data->assoc->sort_tsn1 != NULL)
 320                                 u_data->io->max_y = u_data->io->tmp_max_tsn1 - u_data->io->tmp_min_tsn1;
 321                         else
 322                                 u_data->io->max_y = 0;
 323                         u_data->io->min_y = 0;
 324                 }
 325                 else
 326                 {
 327                         u_data->io->max_y = u_data->io->tmp_max_tsn1;
 328                         u_data->io->min_y = u_data->io->tmp_min_tsn1;
 329                 }
 330         }
 331         else if (u_data->dir == 2)
 332         {
 333                 if (u_data->io->tmp == FALSE)
 334                 {
 335                         if (u_data->assoc->tsn2 != NULL)
 336                                 u_data->io->max_y = u_data->io->tmp_max_tsn2 - u_data->io->tmp_min_tsn2;
 337                         else
 338                                 u_data->io->max_y = 0;
 339                         u_data->io->min_y = 0;
 340                 }
 341                 else
 342                 {
 343                         u_data->io->max_y = u_data->io->tmp_max_tsn2;
 344                         u_data->io->min_y = u_data->io->tmp_min_tsn2;
 345                 }
 346         }
 347
 348 #if GTK_CHECK_VERSION(2,22,0)
 349         cr = cairo_create (u_data->io->surface);
 350 #else
 351         cr = gdk_cairo_create (u_data->io->pixmap);
 352 #endif
 353         cairo_set_source_rgb (cr, 1, 1, 1);
 354         gtk_widget_get_allocation(u_data->io->draw_area, &widget_alloc);
 355         cairo_rectangle (cr,
 356                 0,
 357                 0,
 358                 widget_alloc.width,
 359                 widget_alloc.height);
 360         cairo_fill (cr);
 361         cairo_destroy (cr);
 362
 363         /* x_axis */
 364 #if GTK_CHECK_VERSION(2,22,0)
 365         cr = cairo_create (u_data->io->surface);
 366 #else
 367         cr = gdk_cairo_create (u_data->io->pixmap);
 368 #endif
 369         cairo_set_line_width (cr, 1.0);
 370         cairo_move_to(cr, LEFT_BORDER+u_data->io->offset+0.5, u_data->io->surface_height - BOTTOM_BORDER+0.5);
 371         cairo_line_to(cr, u_data->io->surface_width - RIGHT_BORDER + u_data->io->offset+0.5, u_data->io->surface_height - BOTTOM_BORDER+0.5);
 372
 373         cairo_move_to(cr, u_data->io->surface_width - RIGHT_BORDER + u_data->io->offset+0.5, u_data->io->surface_height - BOTTOM_BORDER+0.5);
 374         cairo_line_to(cr, u_data->io->surface_width - RIGHT_BORDER + u_data->io->offset - 5+0.5, u_data->io->surface_height - BOTTOM_BORDER - 5+0.5);
 375
 376         cairo_move_to(cr, u_data->io->surface_width - RIGHT_BORDER + u_data->io->offset + 0.5, u_data->io->surface_height - BOTTOM_BORDER + 0.5);
 377         cairo_line_to(cr, u_data->io->surface_width - RIGHT_BORDER + u_data->io->offset - 5.5, u_data->io->surface_height - BOTTOM_BORDER + 5.5);
 378         cairo_stroke(cr);
 379         cairo_destroy(cr);
 380
 381         u_data->io->axis_width = u_data->io->surface_width - LEFT_BORDER - RIGHT_BORDER - u_data->io->offset;
 382
 383         if(u_data->io->tmp_width>0){
 384                 u_data->io->x_interval = (float)((u_data->io->axis_width*1.0)/u_data->io->tmp_width); /*distance in pixels between 2 data points*/
 385         } else {
 386                 u_data->io->x_interval = (float)(u_data->io->axis_width);
 387         }
 388
 389         e=0;
 390         if (u_data->io->x_interval < 1)
 391         {
 392                 dis = 1 / u_data->io->x_interval;
 393                 while (dis >1)
 394                 {
 395                         dis /= 10;
 396                         e++;
 397                 }
 398                 distance = 1;
 399                         for (i=0; i<=e+1; i++)
 400                         distance *= 10;
 401         }
 402         else
 403                 distance = 5;
 404
 405         g_snprintf(label_string, sizeof(label_string), "%d", 0);
 406         memcpy(label_string,(gchar *)g_locale_to_utf8(label_string, -1 , NULL, NULL, NULL), 15);
 407         layout = gtk_widget_create_pango_layout(u_data->io->draw_area, label_string);
 408         pango_layout_get_pixel_size(layout, &label_width, &label_height);
 409
 410         if (u_data->io->x1_tmp_usec == 0)
 411                 sec = u_data->io->x1_tmp_sec;
 412         else
 413                 sec = u_data->io->x1_tmp_sec+1;
 414
 415         if (u_data->io->offset != 0)
 416         {
 417                 g_snprintf(label_string, sizeof(label_string), "%u", u_data->io->x1_tmp_sec);
 418                 memcpy(label_string,(gchar *)g_locale_to_utf8(label_string, -1 , NULL, NULL, NULL), sizeof(label_string));
 419                 pango_layout_set_text(layout, label_string, -1);
 420                 pango_layout_get_pixel_size(layout, &lwidth, NULL);
 421
 422 #if GTK_CHECK_VERSION(2,22,0)
 423                 cr = cairo_create (u_data->io->surface);
 424 #else
 425                 cr = gdk_cairo_create (u_data->io->pixmap);
 426 #endif
 427                 cairo_move_to (cr, LEFT_BORDER - 25, u_data->io->surface_height - BOTTOM_BORDER + 20);
 428                 pango_cairo_show_layout (cr, layout);
 429                 cairo_destroy (cr);
 430                 cr = NULL;
 431
 432         }
 433         w = (guint32)(500 / (guint32)(distance * u_data->io->x_interval));
 434         if (w == 0)
 435                 w = 1;
 436         if (w == 4 || w==3 || w==2)
 437         {
 438                 w = 5;
 439                 a = distance / 10;
 440                 b = (guint32)((u_data->io->min_x/100000))%10; /* start for labels*/
 441         }
 442         else
 443         {
 444                 a = distance / 5;
 445                 b = 0;
 446         }
 447
 448         if (!u_data->io->uoff)
 449         {
 450                 if (a>=1000000)
 451                 {
 452                         start=u_data->io->min_x/1000000*1000000;
 453                         if (a==1000000)
 454                                 b = 0;
 455                 }
 456                 else
 457                 {
 458                         start=u_data->io->min_x/100000;
 459                         if (start%2!=0)
 460                                 start--;
 461                         start*=100000;
 462                         b = (guint32)((start/100000))%10;
 463                 }
 464         }
 465         else
 466         {
 467                 start = u_data->io->min_x;
 468                 if (start%2!=0)
 469                         start--;
 470                 b = 0;
 471
 472         }
 473
 474         for (i=start, j=b; i<=u_data->io->max_x; i+=a, j++)
 475         {
 476                 if (!u_data->io->uoff)
 477                 if (i >= u_data->io->min_x && i % 1000000 != 0)
 478                 {
 479                         length = 5;
 480                         g_snprintf(label_string, sizeof(label_string), "%d", i%1000000);
 481
 482                         if (j % w == 0)
 483                         {
 484                                 length = 10;
 485
 486                                 memcpy(label_string,(gchar *)g_locale_to_utf8(label_string, -1 , NULL, NULL, NULL), sizeof(label_string));
 487                                 pango_layout_set_text(layout, label_string, -1);
 488                                 pango_layout_get_pixel_size(layout, &lwidth, NULL);
 489 #if GTK_CHECK_VERSION(2,22,0)
 490                                 cr = cairo_create (u_data->io->surface);
 491 #else
 492                                 cr = gdk_cairo_create (u_data->io->pixmap);
 493 #endif
 494                                 cairo_move_to (cr,
 495                                         LEFT_BORDER + u_data->io->offset + (i - u_data->io->min_x) * u_data->io->x_interval - lwidth / 2,
 496                                         u_data->io->surface_height - BOTTOM_BORDER + 10);
 497                                 pango_cairo_show_layout (cr, layout);
 498                                 cairo_destroy (cr);
 499                                 cr = NULL;
 500                         }
 501 #if GTK_CHECK_VERSION(2,22,0)
 502                         cr = cairo_create (u_data->io->surface);
 503 #else
 504                         cr = gdk_cairo_create (u_data->io->pixmap);
 505 #endif
 506                         cairo_set_line_width (cr, 1.0);
 507                         cairo_move_to(cr,
 508                                 LEFT_BORDER + u_data->io->offset + (i - u_data->io->min_x) * u_data->io->x_interval + 0.5,
 509                                 u_data->io->surface_height - BOTTOM_BORDER + 0.5);
 510                         cairo_line_to(cr,
 511                                 LEFT_BORDER + u_data->io->offset + (i - u_data->io->min_x) * u_data->io->x_interval + 0.5,
 512                                 u_data->io->surface_height - BOTTOM_BORDER + length + 0.5);
 513                         cairo_stroke(cr);
 514                         cairo_destroy(cr);
 515                 }
 516
 517                 if (!u_data->io->uoff)
 518                 {
 519                         if (i%1000000==0 && j%w==0)
 520                         {
 521                                 sec=i/1000000;
 522                                 write_label = TRUE;
 523                         }
 524                 }
 525                 else
 526                 {
 527                         if (j%w == 0)
 528                         {
 529                                 sec = i;
 530                                 write_label = TRUE;
 531                         }
 532                 }
 533                 if (write_label)
 534                 {
 535 #if GTK_CHECK_VERSION(2,22,0)
 536                         cr = cairo_create (u_data->io->surface);
 537 #else
 538                         cr = gdk_cairo_create (u_data->io->pixmap);
 539 #endif
 540                         cairo_set_line_width (cr, 1.0);
 541                         cairo_move_to(cr,
 542                                 LEFT_BORDER + u_data->io->offset + (i - u_data->io->min_x) * u_data->io->x_interval + 0.5,
 543                                 u_data->io->surface_height - BOTTOM_BORDER + 0.5);
 544                         cairo_line_to(cr,
 545                                 LEFT_BORDER + u_data->io->offset + (i - u_data->io->min_x) * u_data->io->x_interval + 0.5,
 546                                 u_data->io->surface_height - BOTTOM_BORDER + 10 + 0.5);
 547                         cairo_stroke(cr);
 548                         cairo_destroy(cr);
 549
 550                         g_snprintf(label_string, sizeof(label_string), "%d", sec);
 551                         memcpy(label_string,(gchar *)g_locale_to_utf8(label_string, -1 , NULL, NULL, NULL), sizeof(label_string));
 552                         pango_layout_set_text(layout, label_string, -1);
 553                         pango_layout_get_pixel_size(layout, &lwidth, NULL);
 554 #if GTK_CHECK_VERSION(2,22,0)
 555                         cr = cairo_create (u_data->io->surface);
 556 #else
 557                         cr = gdk_cairo_create (u_data->io->pixmap);
 558 #endif
 559                         cairo_move_to (cr,
 560                                 (LEFT_BORDER + u_data->io->offset + (i - u_data->io->min_x) * u_data->io->x_interval-10),
 561                                 u_data->io->surface_height - BOTTOM_BORDER + 20);
 562                         pango_cairo_show_layout (cr, layout);
 563                         cairo_destroy (cr);
 564                         cr = NULL;
 565
 566                         write_label = FALSE;
 567                 }
 568         }
 569
 570         g_strlcpy(label_string, "sec", sizeof(label_string));
 571
 572         memcpy(label_string,(gchar *)g_locale_to_utf8(label_string, -1 , NULL, NULL, NULL), sizeof(label_string));
 573         pango_layout_set_text(layout, label_string, -1);
 574         pango_layout_get_pixel_size(layout, &lwidth, NULL);
 575 #if GTK_CHECK_VERSION(2,22,0)
 576         cr = cairo_create (u_data->io->surface);
 577 #else
 578         cr = gdk_cairo_create (u_data->io->pixmap);
 579 #endif
 580         cairo_move_to (cr,
 581                 u_data->io->surface_width - RIGHT_BORDER - 10,
 582                 u_data->io->surface_height - BOTTOM_BORDER + 30);
 583         pango_cairo_show_layout (cr, layout);
 584         cairo_destroy (cr);
 585         cr = NULL;
 586
 587         distance = 5;
 588
 589         /* y-axis */
 590 #if GTK_CHECK_VERSION(2,22,0)
 591         cr = cairo_create (u_data->io->surface);
 592 #else
 593         cr = gdk_cairo_create (u_data->io->pixmap);
 594 #endif
 595         cairo_set_line_width (cr, 1.0);
 596         cairo_move_to(cr, LEFT_BORDER + 0.5, TOP_BORDER - u_data->io->offset + 0.5);
 597         cairo_line_to(cr, LEFT_BORDER + 0.5, u_data->io->surface_height - BOTTOM_BORDER - u_data->io->offset + 0.5);
 598
 599         cairo_move_to(cr, LEFT_BORDER + 0.5, TOP_BORDER - u_data->io->offset + 0.5);
 600         cairo_line_to(cr, LEFT_BORDER - 5 + 0.5, TOP_BORDER - u_data->io->offset + 5 + 0.5);
 601
 602         cairo_move_to(cr, LEFT_BORDER + 0.5, TOP_BORDER - u_data->io->offset + 0.5);
 603         cairo_line_to(cr, LEFT_BORDER +5 + 0.5, TOP_BORDER - u_data->io->offset + 5 + 0.5);
 604         cairo_stroke(cr);
 605         cairo_destroy(cr);
 606
 607         u_data->io->y_interval = (float)(((u_data->io->surface_height - TOP_BORDER - BOTTOM_BORDER) * 1.0)/(u_data->io->max_y - u_data->io->min_y));
 608
 609         e = 0;
 610         if (u_data->io->y_interval < 1)
 611         {
 612                 dis = 1 / u_data->io->y_interval;
 613                 while (dis > 1)
 614                 {
 615                         dis /= 10;
 616                         e++;
 617                 }
 618                 distance = 1;
 619                 for (i=0; i<=e; i++)
 620                         distance = distance * 10;
 621         }
 622         else if (u_data->io->y_interval<2)
 623                 distance = 10;
 624
 625         if (u_data->io->max_y > 0)
 626         {
 627                 for (i=u_data->io->min_y/distance*distance; i<=u_data->io->max_y; i+=distance/5)
 628                 {
 629                         if (i >= u_data->io->min_y)
 630                         {
 631                                 length = 5;
 632                                 g_snprintf(label_string, sizeof(label_string), "%d", i);
 633
 634                                 if (i%distance == 0 || (distance <= 5 && u_data->io->y_interval > 10))
 635                                 {
 636                                         length = 10;
 637
 638                                         memcpy(label_string,(gchar *)g_locale_to_utf8(label_string, -1 , NULL, NULL, NULL), sizeof(label_string));
 639                                         pango_layout_set_text(layout, label_string, -1);
 640                                         pango_layout_get_pixel_size(layout, &lwidth, NULL);
 641 #if GTK_CHECK_VERSION(2,22,0)
 642                                         cr = cairo_create (u_data->io->surface);
 643 #else
 644                                         cr = gdk_cairo_create (u_data->io->pixmap);
 645 #endif
 646                                         cairo_move_to (cr,
 647                                                 LEFT_BORDER - length - lwidth - 5,
 648                                                 u_data->io->surface_height - BOTTOM_BORDER - u_data->io->offset - (i - u_data->io->min_y) * u_data->io->y_interval - 3);
 649                                         pango_cairo_show_layout (cr, layout);
 650                                         cairo_destroy (cr);
 651                                         cr = NULL;
 652                                 }
 653 #if GTK_CHECK_VERSION(2,22,0)
 654                                 cr = cairo_create (u_data->io->surface);
 655 #else
 656                                 cr = gdk_cairo_create (u_data->io->pixmap);
 657 #endif
 658                                 cairo_set_line_width (cr, 1.0);
 659                                 cairo_move_to(cr,
 660                                         LEFT_BORDER - length + 0.5,
 661                                         u_data->io->surface_height - BOTTOM_BORDER - u_data->io->offset - (i - u_data->io->min_y) * u_data->io->y_interval + 0.5);
 662                                 cairo_line_to(cr,
 663                                         LEFT_BORDER + 0.5,
 664                                         u_data->io->surface_height - BOTTOM_BORDER - u_data->io->offset - (i - u_data->io->min_y) * u_data->io->y_interval + 0.5);
 665                                 cairo_stroke(cr);
 666                                 cairo_destroy(cr);
 667                         }
 668                 }
 669         }
 670         else
 671                 simple_dialog(ESD_TYPE_INFO, ESD_BTN_OK, "No Data Chunks sent");
 672
 673         g_object_unref(G_OBJECT(layout));
 674 }
 675
 676
 677 static void sctp_graph_redraw(struct sctp_udata *u_data)
 678 {
 679         sctp_graph_t *ios;
 680         GtkAllocation widget_alloc;
 681         cairo_t *cr;
 682
 683         u_data->io->needs_redraw = TRUE;
 684
 685         sctp_graph_draw(u_data);
 686         switch (u_data->io->graph_type)
 687         {
 688                 case 0:
 689                         draw_sack_graph(u_data);
 690                         draw_tsn_graph(u_data);
 691                         break;
 692                 case 1:
 693                         draw_tsn_graph(u_data);
 694                         break;
 695                 case 2:
 696                         draw_sack_graph(u_data);
 697                         break;
 698         }
 699
 700         ios=(sctp_graph_t *)g_object_get_data(G_OBJECT(u_data->io->draw_area), "sctp_graph_t");
 701         g_assert(ios != NULL);
 702
 703         cr = gdk_cairo_create (gtk_widget_get_window(u_data->io->draw_area));
 704
 705 #if GTK_CHECK_VERSION(2,22,0)
 706         cairo_set_source_surface (cr, ios->surface, 0, 0);
 707 #else
 708         gdk_cairo_set_source_pixmap (cr, ios->pixmap, 0, 0);
 709 #endif
 710         gtk_widget_get_allocation(u_data->io->draw_area, &widget_alloc);
 711         cairo_rectangle (cr, 0, 0, widget_alloc.width, widget_alloc.height);
 712         cairo_fill (cr);
 713
 714         cairo_destroy (cr);
 715 }
 716
 717
 718 static void on_sack_bt(GtkWidget *widget _U_, struct sctp_udata *u_data)
 719 {
 720         u_data = (struct sctp_udata *) u_data;
 721         u_data->io->graph_type = 2;
 722         sctp_graph_redraw(u_data);
 723 }
 724
 725 static void on_tsn_bt(GtkWidget *widget _U_, struct sctp_udata *u_data)
 726 {
 727         u_data->io->graph_type = 1;
 728         sctp_graph_redraw(u_data);
 729 }
 730
 731 static void on_both_bt(GtkWidget *widget _U_, struct sctp_udata *u_data)
 732 {
 733         u_data->io->graph_type = 0;
 734         sctp_graph_redraw(u_data);
 735 }
 736
 737 static void
 738 sctp_graph_close_cb(GtkWidget* widget _U_, gpointer u_data)
 739 {
 740         struct sctp_udata *udata;
 741
 742         udata = (struct sctp_udata *)u_data;
 743         gtk_grab_remove(GTK_WIDGET(udata->io->window));
 744         gtk_widget_destroy(GTK_WIDGET(udata->io->window));
 745 }
 746
 747
 748
 749 static gboolean
 750 on_configure_event(GtkWidget *widget, GdkEventConfigure *event _U_, gpointer user_data)
 751 {
 752         struct sctp_udata *u_data = (struct sctp_udata *)user_data;
 753         GtkAllocation widget_alloc;
 754         cairo_t *cr;
 755
 756         g_assert(u_data->io != NULL);
 757
 758 #if GTK_CHECK_VERSION(2,22,0)
 759         if(u_data->io->surface){
 760                 cairo_surface_destroy (u_data->io->surface);
 761                 u_data->io->surface=NULL;
 762         }
 763         gtk_widget_get_allocation(widget, &widget_alloc);
 764         u_data->io->surface = gdk_window_create_similar_surface (gtk_widget_get_window(widget),
 765                         CAIRO_CONTENT_COLOR,
 766                         widget_alloc.width,
 767                         widget_alloc.height);
 768 #else
 769         if(u_data->io->pixmap){
 770                 g_object_unref(u_data->io->pixmap);
 771                 u_data->io->pixmap = NULL;
 772         }
 773         gtk_widget_get_allocation(widget, &widget_alloc);
 774         u_data->io->pixmap = gdk_pixmap_new(gtk_widget_get_window(widget),
 775                                             widget_alloc.width,
 776                                             widget_alloc.height,
 777                                             -1);
 778 #endif
 779         u_data->io->surface_width = widget_alloc.width;
 780         u_data->io->surface_height = widget_alloc.height;
 781
 782 #if GTK_CHECK_VERSION(2,22,0)
 783         cr = cairo_create (u_data->io->surface);
 784 #else
 785         cr = gdk_cairo_create (u_data->io->pixmap);
 786 #endif
 787         cairo_rectangle (cr, 0, 0, widget_alloc.width, widget_alloc.height);
 788         cairo_set_source_rgb (cr, 1, 1, 1);
 789         cairo_fill (cr);
 790         cairo_destroy (cr);
 791
 792         sctp_graph_redraw(u_data);
 793         return TRUE;
 794 }
 795
 796 #if GTK_CHECK_VERSION(3,0,0)
 797 static gboolean
 798 on_draw_area_draw_event(GtkWidget *widget, cairo_t *cr, gpointer user_data)
 799 {
 800         sctp_graph_t *ios = (sctp_graph_t *)user_data;
 801         GtkAllocation allocation;
 802
 803         gtk_widget_get_allocation (widget, &allocation);
 804         cairo_set_source_surface (cr, ios->surface, 0, 0);
 805         cairo_rectangle (cr, 0, 0, allocation.width, allocation.width);
 806         cairo_fill (cr);
 807
 808         return FALSE;
 809 }
 810 #else
 811 static gboolean
 812 on_expose_event(GtkWidget *widget, GdkEventExpose *event, gpointer user_data)
 813 {
 814         sctp_graph_t *ios = (sctp_graph_t *)user_data;
 815         cairo_t *cr;
 816
 817         g_assert(ios != NULL);
 818
 819         cr = gdk_cairo_create (gtk_widget_get_window(widget));
 820
 821 #if GTK_CHECK_VERSION(2,22,0)
 822         cairo_set_source_surface (cr, ios->surface, 0, 0);
 823 #else
 824         gdk_cairo_set_source_pixmap (cr, ios->pixmap, 0, 0);
 825 #endif
 826         cairo_rectangle (cr, event->area.x, event->area.y, event->area.width, event->area.height);
 827         cairo_fill (cr);
 828
 829         cairo_destroy (cr);
 830
 831         return FALSE;
 832 }
 833 #endif
 834
 835 static void
 836 on_zoomin_bt (GtkWidget *widget _U_, struct sctp_udata *u_data)
 837 {
 838         sctp_min_max_t *tmp_minmax;
 839
 840         if (u_data->io->rectangle==TRUE)
 841         {
 842                 tmp_minmax = (sctp_min_max_t *)g_malloc(sizeof(sctp_min_max_t));
 843
 844                 u_data->io->tmp_min_tsn1=u_data->io->y1_tmp+u_data->io->min_y;
 845                 u_data->io->tmp_max_tsn1=u_data->io->y2_tmp+1+u_data->io->min_y;
 846
 847                 u_data->io->tmp_min_tsn2=u_data->io->tmp_min_tsn1;
 848                 u_data->io->tmp_max_tsn2=u_data->io->tmp_max_tsn1;
 849                 tmp_minmax->tmp_min_secs=u_data->io->x1_tmp_sec;
 850                 tmp_minmax->tmp_min_usecs=      u_data->io->x1_tmp_usec;
 851                 tmp_minmax->tmp_max_secs=       u_data->io->x2_tmp_sec;
 852                 tmp_minmax->tmp_max_usecs=      u_data->io->x2_tmp_usec;
 853                 tmp_minmax->tmp_min_tsn1=u_data->io->tmp_min_tsn1;
 854                 tmp_minmax->tmp_max_tsn1=u_data->io->tmp_max_tsn1;
 855                 tmp_minmax->tmp_min_tsn2=u_data->io->tmp_min_tsn2;
 856                 tmp_minmax->tmp_max_tsn2=u_data->io->tmp_max_tsn2;
 857                 u_data->assoc->min_max = g_slist_prepend(u_data->assoc->min_max, tmp_minmax);
 858                 u_data->io->length = g_slist_length(u_data->assoc->min_max);
 859                 u_data->io->tmp=TRUE;
 860                 u_data->io->rectangle=FALSE;
 861                 gtk_widget_set_sensitive(zoomout_bt, TRUE);
 862                 sctp_graph_redraw(u_data);
 863         }
 864         else
 865         {
 866                 simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "Please draw a rectangle around the area you want to zoom in.");
 867         }
 868 }
 869
 870 static void
 871 zoomin_bt_fcn (struct sctp_udata *u_data)
 872 {
 873         sctp_min_max_t *tmp_minmax;
 874
 875         tmp_minmax = (sctp_min_max_t *)g_malloc(sizeof(sctp_min_max_t));
 876
 877         u_data->io->tmp_min_tsn1=u_data->io->y1_tmp+u_data->io->min_y;
 878         u_data->io->tmp_max_tsn1=u_data->io->y2_tmp+1+u_data->io->min_y;
 879
 880         u_data->io->tmp_min_tsn2=u_data->io->tmp_min_tsn1;
 881         u_data->io->tmp_max_tsn2=u_data->io->tmp_max_tsn1;
 882         tmp_minmax->tmp_min_secs=u_data->io->x1_tmp_sec;
 883         tmp_minmax->tmp_min_usecs=u_data->io->x1_tmp_usec;
 884         tmp_minmax->tmp_max_secs=u_data->io->x2_tmp_sec;
 885         tmp_minmax->tmp_max_usecs=u_data->io->x2_tmp_usec;
 886         tmp_minmax->tmp_min_tsn1=u_data->io->tmp_min_tsn1;
 887         tmp_minmax->tmp_max_tsn1=u_data->io->tmp_max_tsn1;
 888         tmp_minmax->tmp_min_tsn2=u_data->io->tmp_min_tsn2;
 889         tmp_minmax->tmp_max_tsn2=u_data->io->tmp_max_tsn2;
 890         u_data->assoc->min_max = g_slist_prepend(u_data->assoc->min_max, tmp_minmax);
 891         u_data->io->length = g_slist_length(u_data->assoc->min_max);
 892         u_data->io->tmp=TRUE;
 893         u_data->io->rectangle=FALSE;
 894         gtk_widget_set_sensitive(zoomout_bt, TRUE);
 895         sctp_graph_redraw(u_data);
 896 }
 897
 898 static void
 899 on_zoomout_bt (GtkWidget *widget _U_, struct sctp_udata *u_data)
 900 {
 901         sctp_min_max_t *tmp_minmax, *mm;
 902         gint l;
 903
 904         l = g_slist_length(u_data->assoc->min_max);
 905
 906         if (u_data->assoc->min_max!=NULL)
 907         {
 908                 mm=(sctp_min_max_t *)((u_data->assoc->min_max)->data);
 909                 u_data->assoc->min_max=g_slist_remove(u_data->assoc->min_max, mm);
 910                 g_free(mm);
 911
 912                 if (l>2)
 913                 {
 914                         tmp_minmax = (sctp_min_max_t *)u_data->assoc->min_max->data;
 915                         u_data->io->x1_tmp_sec=tmp_minmax->tmp_min_secs;
 916                         u_data->io->x1_tmp_usec=tmp_minmax->tmp_min_usecs;
 917                         u_data->io->x2_tmp_sec=tmp_minmax->tmp_max_secs;
 918                         u_data->io->x2_tmp_usec=tmp_minmax->tmp_max_usecs;
 919                         u_data->io->tmp_min_tsn1=tmp_minmax->tmp_min_tsn1;
 920                         u_data->io->tmp_max_tsn1=tmp_minmax->tmp_max_tsn1;
 921                         u_data->io->tmp_min_tsn2=tmp_minmax->tmp_min_tsn2;
 922                         u_data->io->tmp_max_tsn2=tmp_minmax->tmp_max_tsn2;
 923                         u_data->io->tmp=TRUE;
 924                 }
 925                 else
 926                 {
 927                         u_data->io->x1_tmp_sec=u_data->assoc->min_secs;
 928                         u_data->io->x1_tmp_usec=u_data->assoc->min_usecs;
 929                         u_data->io->x2_tmp_sec=u_data->assoc->max_secs;
 930                         u_data->io->x2_tmp_usec=u_data->assoc->max_usecs;
 931                         u_data->io->tmp_min_tsn1=0;
 932                         u_data->io->tmp_max_tsn1=u_data->assoc->max_bytes1;
 933                         u_data->io->tmp_min_tsn2=0;
 934                         u_data->io->tmp_max_tsn2=u_data->assoc->max_bytes2;
 935                         u_data->io->tmp=FALSE;
 936                 }
 937         }
 938         else
 939         {
 940                 u_data->io->x1_tmp_sec=u_data->assoc->min_secs;
 941                 u_data->io->x1_tmp_usec=u_data->assoc->min_usecs;
 942                 u_data->io->x2_tmp_sec=u_data->assoc->max_secs;
 943                 u_data->io->x2_tmp_usec=u_data->assoc->max_usecs;
 944                 u_data->io->tmp_min_tsn1=0;
 945                 u_data->io->tmp_max_tsn1=u_data->assoc->max_bytes1;
 946                 u_data->io->tmp_min_tsn2=0;
 947                 u_data->io->tmp_max_tsn2=u_data->assoc->max_bytes2;
 948                 u_data->io->tmp=FALSE;
 949         }
 950         if (g_slist_length(u_data->assoc->min_max)==1)
 951                 gtk_widget_set_sensitive(zoomout_bt, FALSE);
 952         sctp_graph_redraw(u_data);
 953 }
 954
 955
 956 static gboolean
 957 on_button_press_event (GtkWidget *widget _U_, GdkEventButton *event, gpointer user_data)
 958 {
 959         struct sctp_udata *u_data = (struct sctp_udata *)user_data;
 960         sctp_graph_t *ios;
 961         cairo_t *cr;
 962
 963         if (u_data->io->rectangle==TRUE)
 964         {
 965 #if GTK_CHECK_VERSION(2,22,0)
 966                 cr = cairo_create (u_data->io->surface);
 967 #else
 968                 cr = gdk_cairo_create (u_data->io->pixmap);
 969 #endif
 970                 cairo_rectangle (cr,
 971                         floor(MIN(u_data->io->x_old,u_data->io->x_new)),
 972                         floor(MIN(u_data->io->y_old,u_data->io->y_new)),
 973                         abs((int)(u_data->io->x_new-u_data->io->x_old)),
 974                         abs((int)(u_data->io->y_new-u_data->io->y_old)));
 975                 cairo_set_source_rgb (cr, 1, 1, 1);
 976                 cairo_stroke (cr);
 977                 cairo_destroy (cr);
 978
 979
 980                 ios=(sctp_graph_t *)g_object_get_data(G_OBJECT(u_data->io->draw_area), "sctp_graph_t");
 981                 g_assert(ios != NULL);
 982
 983                 cr = gdk_cairo_create (gtk_widget_get_window(u_data->io->draw_area));
 984
 985 #if GTK_CHECK_VERSION(2,22,0)
 986                 cairo_set_source_surface (cr, ios->surface, 0, 0);
 987 #else
 988                 gdk_cairo_set_source_pixmap (cr, ios->pixmap, 0, 0);
 989 #endif
 990                 cairo_rectangle (cr, 0, 0, abs((int)(u_data->io->x_new-u_data->io->x_old)), abs((int)(u_data->io->y_new-u_data->io->y_old)));
 991                 cairo_fill (cr);
 992
 993                 cairo_destroy (cr);
 994
 995                 sctp_graph_redraw(u_data);
 996         }
 997
 998         u_data->io->x_old=event->x;
 999         u_data->io->y_old=event->y;
1000         if (u_data->io->y_old>u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset)
1001                 u_data->io->y_old=u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset;
1002         if (u_data->io->x_old<LEFT_BORDER+u_data->io->offset)
1003                 u_data->io->x_old=LEFT_BORDER+u_data->io->offset;
1004         u_data->io->rectangle=FALSE;
1005
1006         return TRUE;
1007 }
1008
1009
1010 static gboolean
1011 on_button_release_event (GtkWidget *widget _U_, GdkEventButton *event, gpointer user_data)
1012 {
1013         struct sctp_udata *u_data = (struct sctp_udata *)user_data;
1014         sctp_graph_t *ios;
1015         guint32 helpx, helpy, x1_tmp, x2_tmp, y_value;
1016         gint label_width, label_height;
1017         gdouble x_value, position, tfirst;
1018         gint lwidth;
1019         char label_string[30];
1020         GList *tsnlist=NULL;
1021         tsn_t *tsn, *tmptsn;
1022         PangoLayout  *layout;
1023         GtkAllocation widget_alloc;
1024         cairo_t *cr;
1025
1026         g_snprintf(label_string, 15, "%d", 0);
1027         memcpy(label_string,(gchar *)g_locale_to_utf8(label_string, -1 , NULL, NULL, NULL), 15);
1028         layout = gtk_widget_create_pango_layout(u_data->io->draw_area, label_string);
1029         pango_layout_get_pixel_size(layout, &label_width, &label_height);
1030
1031         if (event->y > u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset)
1032                 event->y = u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset;
1033         if (event->x < LEFT_BORDER+u_data->io->offset)
1034                 event->x = LEFT_BORDER+u_data->io->offset;
1035
1036         if (abs((int)(event->x-u_data->io->x_old))>10 || abs((int)(event->y-u_data->io->y_old))>10)
1037         {
1038                 u_data->io->rect_x_min = (guint32) floor(MIN(u_data->io->x_old,event->x));
1039                 u_data->io->rect_x_max = (guint32) ceil(MAX(u_data->io->x_old,event->x));
1040                 u_data->io->rect_y_min = (guint32) floor(MIN(u_data->io->y_old,event->y));
1041                 u_data->io->rect_y_max = (guint32) ceil(MAX(u_data->io->y_old,event->y));
1042
1043 #if GTK_CHECK_VERSION(2,22,0)
1044                 cr = cairo_create (u_data->io->surface);
1045 #else
1046                 cr = gdk_cairo_create (u_data->io->pixmap);
1047 #endif
1048                 cairo_rectangle (cr,
1049                         u_data->io->rect_x_min+0.5,
1050                         u_data->io->rect_y_min+0.5,
1051                         u_data->io->rect_x_max - u_data->io->rect_x_min,
1052                         u_data->io->rect_y_max - u_data->io->rect_y_min);
1053                 cairo_set_line_width (cr, 1.0);
1054                 cairo_stroke (cr);
1055                 cairo_destroy (cr);
1056
1057                 ios=(sctp_graph_t *)g_object_get_data(G_OBJECT(u_data->io->draw_area), "sctp_graph_t");
1058                 g_assert(ios != NULL);
1059
1060                 cr = gdk_cairo_create (gtk_widget_get_window(u_data->io->draw_area));
1061
1062 #if GTK_CHECK_VERSION(2,22,0)
1063                 cairo_set_source_surface (cr, ios->surface, 0, 0);
1064 #else
1065                 gdk_cairo_set_source_pixmap (cr, ios->pixmap, 0, 0);
1066 #endif
1067                 gtk_widget_get_allocation(u_data->io->draw_area, &widget_alloc);
1068                 cairo_rectangle (cr, 0, 0, widget_alloc.width, widget_alloc.height);
1069                 cairo_fill (cr);
1070
1071                 cairo_destroy (cr);
1072
1073                 x1_tmp=(guint32) floor(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));
1074                 x2_tmp=(guint32) floor(u_data->io->min_x+((event->x-LEFT_BORDER-u_data->io->offset)*u_data->io->tmp_width/u_data->io->axis_width));
1075                 helpx=MIN(x1_tmp, x2_tmp);
1076                 if (helpx==x2_tmp)
1077                 {
1078                         x2_tmp=x1_tmp;
1079                         x1_tmp=helpx;
1080                 }
1081                 if (u_data->io->uoff)
1082                 {
1083                         if (x2_tmp - x1_tmp <= 1500)
1084                                 u_data->io->uoff = FALSE;
1085                         u_data->io->x1_tmp_sec=(guint32)x1_tmp;
1086                         u_data->io->x1_tmp_usec=0;
1087                         u_data->io->x2_tmp_sec=(guint32)x2_tmp;
1088                         u_data->io->x2_tmp_usec=0;
1089                 }
1090                 else
1091                 {
1092                         u_data->io->x1_tmp_sec=(guint32)x1_tmp/1000000;
1093                         u_data->io->x1_tmp_usec=x1_tmp%1000000;
1094                         u_data->io->x2_tmp_sec=(guint32)x2_tmp/1000000;
1095                         u_data->io->x2_tmp_usec=x2_tmp%1000000;
1096                 }
1097                 u_data->io->x1_akt_sec = u_data->io->x1_tmp_sec;
1098                 u_data->io->x1_akt_usec = u_data->io->x1_tmp_usec;
1099                 u_data->io->x2_akt_sec = u_data->io->x2_tmp_sec;
1100                 u_data->io->x2_akt_usec = u_data->io->x2_tmp_usec;
1101
1102                 u_data->io->y1_tmp=(guint32)((u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset-u_data->io->y_old)/u_data->io->y_interval);
1103                 u_data->io->y2_tmp=(guint32)((u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset-event->y)/u_data->io->y_interval);
1104                 helpy = MIN(u_data->io->y1_tmp, u_data->io->y2_tmp);
1105                 u_data->io->y2_tmp = MAX(u_data->io->y1_tmp, u_data->io->y2_tmp);
1106                 u_data->io->y1_tmp = helpy;
1107                 u_data->io->x_new=event->x;
1108                 u_data->io->y_new=event->y;
1109                 u_data->io->rectangle=TRUE;
1110                 u_data->io->rectangle_present=TRUE;
1111         }
1112                 else
1113         {
1114                 if (u_data->io->rectangle_present==TRUE)
1115                 {
1116                         u_data->io->rectangle_present=FALSE;
1117                         if (event->x >= u_data->io->rect_x_min && event->x <= u_data->io->rect_x_max &&
1118                              event->y >= u_data->io->rect_y_min && event->y <= u_data->io->rect_y_max)
1119                                 zoomin_bt_fcn(u_data);
1120                         else
1121                         {
1122                                 u_data->io->x1_tmp_sec = u_data->io->x1_akt_sec;
1123                                 u_data->io->x1_tmp_usec = u_data->io->x1_akt_usec;
1124                                 u_data->io->x2_tmp_sec = u_data->io->x2_akt_sec;
1125                                 u_data->io->x2_tmp_usec = u_data->io->x2_akt_usec;
1126                                 sctp_graph_redraw(u_data);
1127                         }
1128                 }
1129                 else if (label_set)
1130                 {
1131                         label_set = FALSE;
1132                         sctp_graph_redraw(u_data);
1133                 }
1134                 else
1135                 {
1136                         x_value = ((event->x-LEFT_BORDER-u_data->io->offset) * ((u_data->io->x2_tmp_sec+u_data->io->x2_tmp_usec/1000000.0)-(u_data->io->x1_tmp_sec+u_data->io->x1_tmp_usec/1000000.0)) / (u_data->io->surface_width-LEFT_BORDER-RIGHT_BORDER-u_data->io->offset))+u_data->io->x1_tmp_sec+u_data->io->x1_tmp_usec/1000000.0;
1137                         y_value = (guint32) floor((u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset-event->y) * (max_tsn - min_tsn) / (u_data->io->surface_height-BOTTOM_BORDER-u_data->io->offset)) + min_tsn;
1138
1139                         if (u_data->dir == 1)
1140                                 tsnlist = g_list_last(u_data->assoc->tsn1);
1141                         else
1142                                 tsnlist = g_list_last(u_data->assoc->tsn2);
1143
1144                         tsn = (tsn_t*) (tsnlist->data);
1145                         tmptsn =(tsn_t*)(tsnlist->data);
1146                         tfirst = tsn->secs + tsn->usecs/1000000.0;
1147
1148                         for (tsnlist = g_list_previous(tsnlist); tsnlist; tsnlist = g_list_previous(tsnlist))
1149                         {
1150                                 tsn = (tsn_t*) (tsnlist->data);
1151                                 if (tsn->secs+tsn->usecs/1000000.0<x_value)
1152                                 {
1153                                         tfirst = tsn->secs+tsn->usecs/1000000.0;
1154                                         tmptsn =tsn;
1155                                 }
1156                                 else
1157                                 {
1158                                         if ((tfirst+tsn->secs+tsn->usecs/1000000.0)/2.0<x_value)
1159                                         {
1160                                                 x_value = tsn->secs+tsn->usecs/1000000.0;
1161                                                 tmptsn = tsn;
1162                                         }
1163                                         else
1164                                                 x_value = tmptsn->secs+tmptsn->usecs/1000000.0;
1165                                         break;
1166                                 }
1167                         }
1168                         cf_goto_frame(&cfile, tmptsn->frame_number);
1169                         g_snprintf(label_string, sizeof(label_string), "(%.6f, %u)", x_value, y_value);
1170                         label_set = TRUE;
1171
1172 #if GTK_CHECK_VERSION(2,22,0)
1173                         cr = cairo_create (u_data->io->surface);
1174 #else
1175                         cr = gdk_cairo_create (u_data->io->pixmap);
1176 #endif
1177                         cairo_set_line_width (cr, 1.0);
1178                         cairo_move_to(cr,
1179                                 (event->x-2)+0.5,
1180                                 (event->y)+0.5);
1181                         cairo_line_to(cr,
1182                                 (event->x+2)+0.5,
1183                                 (event->y)+0.5);
1184                         cairo_stroke(cr);
1185                         cairo_destroy(cr);
1186
1187 #if GTK_CHECK_VERSION(2,22,0)
1188                         cr = cairo_create (u_data->io->surface);
1189 #else
1190                         cr = gdk_cairo_create (u_data->io->pixmap);
1191 #endif
1192                         cairo_set_line_width (cr, 1.0);
1193                         cairo_move_to(cr,
1194                                 (event->x)+0.5,
1195                                 (event->y-2)+0.5);
1196                         cairo_line_to(cr,
1197                                 (event->x)+0.5,
1198                                 (event->y+2)+0.5);
1199                         cairo_stroke(cr);
1200                         cairo_destroy(cr);
1201                         if (event->x+150>=u_data->io->surface_width)
1202                                 position = event->x - 150;
1203                         else
1204                                 position = event->x + 5;
1205
1206                         memcpy(label_string,(gchar *)g_locale_to_utf8(label_string, -1 , NULL, NULL, NULL), 15);
1207                         pango_layout_set_text(layout, label_string, -1);
1208                         pango_layout_get_pixel_size(layout, &lwidth, NULL);
1209
1210 #if GTK_CHECK_VERSION(2,22,0)
1211                         cr = cairo_create (u_data->io->surface);
1212 #else
1213                         cr = gdk_cairo_create (u_data->io->pixmap);
1214 #endif
1215                         cairo_move_to (cr,
1216                                 position,
1217                                 event->y-10);
1218                         pango_cairo_show_layout (cr, layout);
1219                         cairo_destroy (cr);
1220                         cr = NULL;
1221
1222                         ios=(sctp_graph_t *)g_object_get_data(G_OBJECT(u_data->io->draw_area), "sctp_graph_t");
1223                         g_assert(ios != NULL);
1224
1225                         cr = gdk_cairo_create (gtk_widget_get_window(u_data->io->draw_area));
1226
1227 #if GTK_CHECK_VERSION(2,22,0)
1228                         cairo_set_source_surface (cr, ios->surface, 0, 0);
1229 #else
1230                         gdk_cairo_set_source_pixmap (cr, ios->pixmap, 0, 0);
1231 #endif
1232                         gtk_widget_get_allocation(u_data->io->draw_area, &widget_alloc);
1233                         cairo_rectangle (cr, 0, 0, widget_alloc.width, widget_alloc.height);
1234                         cairo_fill (cr);
1235
1236                         cairo_destroy (cr);
1237
1238                 }
1239         }
1240         g_object_unref(G_OBJECT(layout));
1241         return TRUE;
1242 }
1243
1244 static void init_sctp_graph_window(struct sctp_udata *u_data)
1245 {
1246         GtkWidget *vbox;
1247         GtkWidget *hbox;
1248         GtkWidget *bt_close, *sack_bt, *tsn_bt, *both_bt, *zoomin_bt;
1249
1250         /* create the main window */
1251
1252         u_data->io->window = dlg_window_new("SCTP Graphics");  /* transient_for top_level */
1253         gtk_window_set_destroy_with_parent (GTK_WINDOW(u_data->io->window), TRUE);
1254
1255         vbox=ws_gtk_box_new(GTK_ORIENTATION_VERTICAL, 0, FALSE);
1256         gtk_container_add(GTK_CONTAINER(u_data->io->window), vbox);
1257         gtk_widget_show(vbox);
1258
1259         create_draw_area(vbox, u_data);
1260
1261         sctp_graph_set_title(u_data);
1262
1263         hbox = gtk_button_box_new(GTK_ORIENTATION_HORIZONTAL);
1264         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
1265         gtk_container_set_border_width(GTK_CONTAINER(hbox), 10);
1266         gtk_button_box_set_layout(GTK_BUTTON_BOX (hbox), GTK_BUTTONBOX_SPREAD);
1267         gtk_box_set_spacing(GTK_BOX (hbox), 0);
1268         gtk_widget_show(hbox);
1269
1270         sack_bt = gtk_button_new_with_label ("Adv. Rec. Window");
1271         gtk_box_pack_start(GTK_BOX(hbox), sack_bt, FALSE, FALSE, 0);
1272         gtk_widget_show(sack_bt);
1273
1274         g_signal_connect(sack_bt, "clicked", G_CALLBACK(on_sack_bt), u_data);
1275
1276         tsn_bt = gtk_button_new_with_label ("Data bytes sent");
1277         gtk_box_pack_start(GTK_BOX(hbox), tsn_bt, FALSE, FALSE, 0);
1278         gtk_widget_show(tsn_bt);
1279         g_signal_connect(tsn_bt, "clicked", G_CALLBACK(on_tsn_bt), u_data);
1280
1281         both_bt = gtk_button_new_with_label ("Show both");
1282         gtk_box_pack_start(GTK_BOX(hbox), both_bt, FALSE, FALSE, 0);
1283         gtk_widget_show(both_bt);
1284         g_signal_connect(both_bt, "clicked", G_CALLBACK(on_both_bt), u_data);
1285
1286         zoomin_bt = gtk_button_new_with_label ("Zoom in");
1287         gtk_box_pack_start(GTK_BOX(hbox), zoomin_bt, FALSE, FALSE, 0);
1288         gtk_widget_show(zoomin_bt);
1289         g_signal_connect(zoomin_bt, "clicked", G_CALLBACK(on_zoomin_bt), u_data);
1290         gtk_widget_set_tooltip_text(zoomin_bt, "Zoom in the area you have selected");
1291
1292         zoomout_bt = gtk_button_new_with_label ("Zoom out");
1293         gtk_box_pack_start(GTK_BOX(hbox), zoomout_bt, FALSE, FALSE, 0);
1294         gtk_widget_show(zoomout_bt);
1295         g_signal_connect(zoomout_bt, "clicked", G_CALLBACK(on_zoomout_bt), u_data);
1296         gtk_widget_set_tooltip_text(zoomout_bt, "Zoom out one step");
1297         gtk_widget_set_sensitive(zoomout_bt, FALSE);
1298
1299         bt_close = gtk_button_new_from_stock(GTK_STOCK_CLOSE);
1300         gtk_box_pack_start(GTK_BOX(hbox), bt_close, FALSE, FALSE, 0);
1301         gtk_widget_show(bt_close);
1302         g_signal_connect(bt_close, "clicked", G_CALLBACK(sctp_graph_close_cb), u_data);
1303
1304         g_signal_connect(u_data->io->draw_area,"button_press_event",G_CALLBACK(on_button_press_event), u_data);
1305         g_signal_connect(u_data->io->draw_area,"button_release_event",G_CALLBACK(on_button_release_event), u_data);
1306         gtk_widget_set_events(u_data->io->draw_area, GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_EXPOSURE_MASK);
1307         /* dlg_set_cancel(u_data->io->window, bt_close); */
1308
1309         gtk_widget_show(u_data->io->window);
1310 }
1311
1312 static void sctp_graph_set_title(struct sctp_udata *u_data)
1313 {
1314         char *display_name;
1315         char *title;
1316
1317         if(!u_data->io->window)
1318         {
1319                 return;
1320         }
1321         display_name = cf_get_display_name(&cfile);
1322         title = g_strdup_printf("SCTP Data and Adv.Rcv.Window over Time: %s Port1 %u Port2 %u Endpoint %u",
1323                                 display_name, u_data->parent->assoc->port1, u_data->parent->assoc->port2, u_data->dir);
1324         g_free(display_name);
1325         gtk_window_set_title(GTK_WINDOW(u_data->io->window), title);
1326         g_free(title);
1327 }
1328
1329
1330 static void
1331 gtk_sctpgraph_init(struct sctp_udata *u_data)
1332 {
1333         sctp_graph_t *io;
1334         sctp_min_max_t* tmp_minmax;
1335
1336         io=(sctp_graph_t *)g_malloc(sizeof(sctp_graph_t));
1337         io->needs_redraw=TRUE;
1338         io->x_interval=1000;
1339         io->window=NULL;
1340         io->draw_area=NULL;
1341 #if GTK_CHECK_VERSION(2,22,0)
1342         io->surface=NULL;
1343 #else
1344         io->pixmap=NULL;
1345 #endif
1346         io->surface_width=800;
1347         io->surface_height=600;
1348         io->graph_type=0;
1349         u_data->io=io;
1350
1351
1352         u_data->io->x1_tmp_sec=u_data->assoc->min_secs;
1353         u_data->io->x1_tmp_usec=u_data->assoc->min_usecs;
1354         u_data->io->x2_tmp_sec=u_data->assoc->max_secs;
1355         u_data->io->x2_tmp_usec=u_data->assoc->max_usecs;
1356         u_data->io->tmp_min_tsn1=0;
1357         u_data->io->tmp_max_tsn1=u_data->assoc->max_bytes1;
1358         u_data->io->tmp_min_tsn2=0;
1359         u_data->io->tmp_max_tsn2=u_data->assoc->max_bytes2;
1360         u_data->io->tmp=FALSE;
1361         tmp_minmax = (sctp_min_max_t *)g_malloc(sizeof(sctp_min_max_t));
1362         tmp_minmax->tmp_min_secs = u_data->assoc->min_secs;
1363         tmp_minmax->tmp_min_usecs=u_data->assoc->min_usecs;
1364         tmp_minmax->tmp_max_secs=u_data->assoc->max_secs;
1365         tmp_minmax->tmp_max_usecs=u_data->assoc->max_usecs;
1366         tmp_minmax->tmp_min_tsn2=u_data->io->tmp_min_tsn2;
1367         tmp_minmax->tmp_min_tsn1=u_data->io->tmp_min_tsn1;
1368         tmp_minmax->tmp_max_tsn1=u_data->io->tmp_max_tsn1;
1369         tmp_minmax->tmp_max_tsn2=u_data->io->tmp_max_tsn2;
1370         u_data->assoc->min_max = g_slist_prepend(u_data->assoc->min_max, tmp_minmax);
1371
1372         /* build the GUI */
1373         init_sctp_graph_window(u_data);
1374         sctp_graph_redraw(u_data);
1375 }
1376
1377
1378 static void
1379 quit(GObject *object _U_, gpointer user_data)
1380 {
1381         struct sctp_udata *u_data=(struct sctp_udata *)user_data;
1382
1383         decrease_childcount(u_data->parent);
1384         remove_child(u_data, u_data->parent);
1385         g_free(u_data->io);
1386         u_data->assoc->min_max = NULL;
1387         g_free(u_data);
1388 }
1389
1390
1391 static void create_draw_area(GtkWidget *box, struct sctp_udata *u_data)
1392 {
1393         u_data->io->draw_area=gtk_drawing_area_new();
1394         g_object_set_data(G_OBJECT(u_data->io->draw_area), "sctp_graph_t", u_data->io);
1395         g_signal_connect(u_data->io->draw_area, "destroy", G_CALLBACK(quit), u_data);
1396
1397         gtk_widget_set_size_request(u_data->io->draw_area, u_data->io->surface_width, u_data->io->surface_height);
1398
1399         /* signals needed to handle backing pixmap */
1400 #if GTK_CHECK_VERSION(3,0,0)
1401         g_signal_connect(u_data->io->draw_area, "draw", G_CALLBACK(on_draw_area_draw_event), u_data->io);
1402 #else
1403         g_signal_connect(u_data->io->draw_area, "expose_event", G_CALLBACK(on_expose_event), u_data->io);
1404 #endif
1405         g_signal_connect(u_data->io->draw_area, "configure_event", G_CALLBACK(on_configure_event), u_data);
1406
1407         gtk_widget_show(u_data->io->draw_area);
1408         gtk_box_pack_start(GTK_BOX(box), u_data->io->draw_area, TRUE, TRUE, 0);
1409 }
1410
1411 static void insertion(GPtrArray *array, guint32 N)
1412 {
1413         guint32 i, j;
1414         guint32 v;
1415         struct tsn_sort *help=NULL;
1416
1417         for (i=1; i<N; i++)
1418         {
1419                 v = ((struct tsn_sort*)(g_ptr_array_index(array,i)))->tsnumber;
1420                 j=i;
1421                 while (j>=1 && ((struct tsn_sort*)(g_ptr_array_index(array, j-1)))->tsnumber > v)
1422                 {
1423                         help=(struct tsn_sort *)g_ptr_array_index(array, j);
1424                         g_ptr_array_index(array, j)=g_ptr_array_index(array, j-1);
1425                         g_ptr_array_index(array, j-1)=help;
1426                         j--;
1427                 }
1428                 ((struct tsn_sort*)(g_ptr_array_index(array, j)))->tsnumber=v;
1429         }
1430 }
1431
1432 static void set_arw_offsets(struct sctp_udata *u_data)
1433 {
1434         GPtrArray *s_array=NULL, *t_array=NULL;
1435         guint32 i, j=0;
1436
1437         if (u_data->dir==1 && u_data->assoc->n_sack_chunks_ep1>0)
1438         {
1439                 s_array=u_data->assoc->sort_sack1;
1440                 t_array=u_data->assoc->sort_tsn1;
1441                 insertion(s_array,u_data->assoc->n_sack_chunks_ep1);
1442
1443                 for (i=0; i<u_data->assoc->n_sack_chunks_ep1; i++)
1444                 {
1445                         while (((struct tsn_sort*)(g_ptr_array_index(s_array, i)))->tsnumber > ((struct tsn_sort*)(g_ptr_array_index(t_array, j)))->tsnumber)
1446                         {
1447                                 j++;
1448                         }
1449                         ((struct tsn_sort*)(g_ptr_array_index(s_array,i)))->offset = ((struct tsn_sort*)(g_ptr_array_index(t_array, j)))->offset
1450                           + ((struct tsn_sort*)(g_ptr_array_index(t_array, j)))->length;
1451                 }
1452
1453                 u_data->assoc->sort_sack1=s_array;
1454         }
1455
1456         if (u_data->dir==2 && u_data->assoc->n_sack_chunks_ep2>0)
1457         {
1458                 s_array=u_data->assoc->sort_sack2;
1459                 t_array=u_data->assoc->sort_tsn2;
1460                 insertion(s_array,u_data->assoc->n_sack_chunks_ep2);
1461                 j=0;
1462                 for (i=0; i<u_data->assoc->n_sack_chunks_ep2; i++)
1463                 {
1464                         while (((struct tsn_sort*)(g_ptr_array_index(s_array, i)))->tsnumber > ((struct tsn_sort*)(g_ptr_array_index(t_array,j)))->tsnumber)
1465                         {
1466                                 j++;
1467                         }
1468                         ((struct tsn_sort*)(g_ptr_array_index(s_array, i)))->offset = ((struct tsn_sort*)(g_ptr_array_index(t_array, j)))->offset
1469                          + ((struct tsn_sort*)(g_ptr_array_index(t_array, j)))->length;
1470                 }
1471                 u_data->assoc->sort_sack2=s_array;
1472         }
1473 }
1474
1475 static void compute_offsets(struct sctp_udata *u_data)
1476 {
1477         struct tsn_sort t_sort;
1478         GPtrArray *array=NULL;
1479         guint32 i;
1480         guint32 sum=0;
1481         guint32 tsntmp=0;
1482
1483         if (u_data->dir==1 && u_data->assoc->n_array_tsn1>0)
1484         {
1485                 array=u_data->assoc->sort_tsn1;
1486                 insertion(array,u_data->assoc->n_array_tsn1);
1487
1488                 for (i=0; i<u_data->assoc->n_array_tsn1; i++)
1489                 {
1490                         ((struct tsn_sort*)(g_ptr_array_index(array, i)))->offset=sum;
1491                         t_sort.tsnumber=((struct tsn_sort*)(g_ptr_array_index(array, i)))->tsnumber;
1492                         if (t_sort.tsnumber>tsntmp)
1493                                 sum+=((struct tsn_sort*)(g_ptr_array_index(array, i)))->length;
1494                         tsntmp=t_sort.tsnumber;
1495                 }
1496                 u_data->assoc->max_bytes1= ((struct tsn_sort*)(g_ptr_array_index(array, i-1)))->offset + ((struct tsn_sort*)(g_ptr_array_index(array, i-1)))->length;
1497                 u_data->assoc->sort_tsn1=array;
1498         }
1499         if (u_data->dir==2 && u_data->assoc->n_array_tsn2>0)
1500         {
1501                 sum=0;
1502                 array=u_data->assoc->sort_tsn2;
1503                 insertion(array,u_data->assoc->n_array_tsn2);
1504
1505                 for (i=0; i<u_data->assoc->n_array_tsn2; i++)
1506                 {
1507                         ((struct tsn_sort*)(g_ptr_array_index(array,i)))->offset=sum;
1508                         t_sort.tsnumber=((struct tsn_sort*)(g_ptr_array_index(array, i)))->tsnumber;
1509                         if (t_sort.tsnumber>tsntmp)
1510                                 sum+=((struct tsn_sort*)(g_ptr_array_index(array, i)))->length;
1511                         tsntmp=t_sort.tsnumber;
1512                 }
1513
1514                 u_data->assoc->max_bytes2= ((struct tsn_sort*)(g_ptr_array_index(array,  u_data->assoc->n_data_chunks_ep2-1)))->offset + ((struct tsn_sort*)(g_ptr_array_index(array,  u_data->assoc->n_data_chunks_ep2-1)))->length;
1515                 u_data->assoc->sort_tsn2=array;
1516         }
1517 }
1518
1519 void create_byte_graph(guint16 dir, struct sctp_analyse* userdata)
1520 {
1521         struct sctp_udata *u_data;
1522
1523         u_data=(struct sctp_udata *)g_malloc(sizeof(struct sctp_udata));
1524         u_data->assoc=(sctp_assoc_info_t *)g_malloc(sizeof(sctp_assoc_info_t));
1525         u_data->assoc=userdata->assoc;
1526         u_data->io=NULL;
1527         u_data->dir = dir;
1528         u_data->parent = userdata;
1529         if ((u_data->dir==1 && (u_data->assoc->n_array_tsn1==0))|| (u_data->dir==2 && (u_data->assoc->n_array_tsn2==0)))
1530                 simple_dialog(ESD_TYPE_INFO, ESD_BTN_OK, "No Data Chunks sent");
1531         else
1532         {
1533                 set_child(u_data, u_data->parent);
1534                 increase_childcount(u_data->parent);
1535                 compute_offsets(u_data);
1536                 set_arw_offsets(u_data);
1537                 gtk_sctpgraph_init(u_data);
1538         }
1539
1540 }
1541