lttv/lttv/modules/gui/resourceview/processlist.c

   1 /* This file is part of the Linux Trace Toolkit viewer
   2  * Copyright (C) 2003-2004 Mathieu Desnoyers
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License Version 2 as
   6  * published by the Free Software Foundation;
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License
  14  * along with this program; if not, write to the Free Software
  15  * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
  16  * MA 02111-1307, USA.
  17  */
  18
  19 #ifdef HAVE_CONFIG_H
  20 #include <config.h>
  21 #endif
  22
  23 #include <gtk/gtk.h>
  24 #include <gdk/gdk.h>
  25 #include <glib.h>
  26 #include <string.h>
  27 #include <stdlib.h>
  28 #include <math.h>
  29
  30 #include "processlist.h"
  31 #include "drawing.h"
  32 #include "drawitem.h"
  33
  34 #define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format)
  35 //#define g_debug(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, format)
  36
  37 /* Preallocated Size of the index_to_pixmap array */
  38 #define ALLOCATE_PROCESSES 1000
  39
  40 /*****************************************************************************
  41  *                       Methods to synchronize process list                 *
  42  *****************************************************************************/
  43
  44
  45 gint resource_sort_func  ( GtkTreeModel *model,
  46         GtkTreeIter *it_a,
  47         GtkTreeIter *it_b,
  48         gpointer user_data)
  49 {
  50   gchar *a_name;
  51   gchar *b_name;
  52
  53   gtk_tree_model_get(model, it_a, NAME_COLUMN, &a_name, -1);
  54
  55   gtk_tree_model_get(model, it_b, NAME_COLUMN, &b_name, -1);
  56
  57   return strcmp(a_name, b_name);
  58 }
  59
  60 static guint ru_numeric_hash_fct(gconstpointer key)
  61 {
  62   ResourceUniqueNumeric *ru = (ResourceUniqueNumeric *)key;
  63   int tmp = (ru->trace_num << 8) ^ ru->id;
  64
  65   return g_int_hash(&tmp);
  66 }
  67
  68 static gboolean ru_numeric_equ_fct(gconstpointer a, gconstpointer b)
  69 {
  70   const ResourceUniqueNumeric *pa = (const ResourceUniqueNumeric *)a;
  71   const ResourceUniqueNumeric  *pb = (const ResourceUniqueNumeric *)b;
  72
  73   if(pa->id == pb->id && pa->trace_num == pb->trace_num)
  74     return TRUE;
  75
  76   return FALSE;
  77 }
  78
  79 void destroy_hash_key(gpointer key);
  80
  81 void destroy_hash_data(gpointer data);
  82
  83
  84 gboolean scroll_event(GtkWidget *widget, GdkEventScroll *event, gpointer data)
  85 {
  86   ControlFlowData *control_flow_data =
  87       (ControlFlowData*)g_object_get_data(
  88                 G_OBJECT(widget),
  89                 "resourceview_data");
  90   Drawing_t *drawing = control_flow_data->drawing;
  91         unsigned int cell_height =
  92                 get_cell_height(GTK_TREE_VIEW(control_flow_data->process_list->process_list_widget));
  93
  94   switch(event->direction) {
  95     case GDK_SCROLL_UP:
  96       gtk_adjustment_set_value(control_flow_data->v_adjust,
  97         gtk_adjustment_get_value(control_flow_data->v_adjust) - cell_height);
  98       break;
  99     case GDK_SCROLL_DOWN:
 100       gtk_adjustment_set_value(control_flow_data->v_adjust,
 101         gtk_adjustment_get_value(control_flow_data->v_adjust) + cell_height);
 102       break;
 103     default:
 104       g_error("should only scroll up and down.");
 105   }
 106         return TRUE;
 107 }
 108
 109 void expand_event(GtkTreeView *treeview, GtkTreeIter *iter, GtkTreePath *arg2, gpointer user_data)
 110 {
 111   ControlFlowData *resourceview_data =
 112       (ControlFlowData*)g_object_get_data(
 113                 G_OBJECT(treeview),
 114                 "resourceview_data");
 115   ProcessList *process_list = (ProcessList *) user_data;
 116   ResourceUnique *rup;
 117   HashedResourceData *hrd;
 118   gboolean result;
 119
 120   GtkTreeModel *model;
 121   GtkTreeIter child;
 122
 123   /* Determine which trace has been expanded */
 124   model = gtk_tree_view_get_model(treeview);
 125
 126   /* mark each of the trace's resources invisible */
 127   result = gtk_tree_model_iter_children(model, &child, iter);
 128
 129   /* for each child of the collapsed row */
 130   while(result) {
 131     /* hide the item */
 132     gtk_tree_model_get(model, &child, DATA_COLUMN, &hrd, -1);
 133     hrd->hidden=0;
 134
 135     /* find next */
 136     result = gtk_tree_model_iter_next(model, &child);
 137   }
 138
 139   update_index_to_pixmap(process_list);
 140
 141   gtk_widget_queue_draw(resourceview_data->drawing->drawing_area);
 142 }
 143
 144 void collapse_event(GtkTreeView *treeview, GtkTreeIter *iter, GtkTreePath *arg2, gpointer user_data)
 145 {
 146   ControlFlowData *resourceview_data =
 147       (ControlFlowData*)g_object_get_data(
 148                 G_OBJECT(treeview),
 149                 "resourceview_data");
 150   ProcessList *process_list = (ProcessList *) user_data;
 151   ResourceUnique *rup;
 152   HashedResourceData *hrd;
 153   gboolean result;
 154
 155   GtkTreeModel *model;
 156   GtkTreeIter child;
 157
 158   /* Determine which trace has been expanded */
 159   model = gtk_tree_view_get_model(treeview);
 160
 161   /* mark each of the trace's resources invisible */
 162   result = gtk_tree_model_iter_children(model, &child, iter);
 163
 164   /* for each child of the collapsed row */
 165   while(result) {
 166     char *name;
 167     /* hide the item */
 168     gtk_tree_model_get(model, &child, NAME_COLUMN, &name, DATA_COLUMN, &hrd, -1);
 169     hrd->hidden=1;
 170
 171     /* find next */
 172     result = gtk_tree_model_iter_next(model, &child);
 173   }
 174
 175   update_index_to_pixmap(process_list);
 176
 177   gtk_widget_queue_draw(resourceview_data->drawing->drawing_area);
 178 }
 179
 180 static gboolean update_index_to_pixmap_each (GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter, UpdateIndexPixmapArg *arg)
 181 {
 182   guint array_index = arg->count;
 183   HashedResourceData *hdata;
 184   gchar *name;
 185
 186   gtk_tree_model_get(model, iter, NAME_COLUMN, &name, DATA_COLUMN, &hdata, -1);
 187
 188   g_assert(array_index < arg->process_list->index_to_pixmap->len);
 189
 190   if(hdata->hidden == 0) {
 191     GdkPixmap **pixmap =
 192       (GdkPixmap**)&g_ptr_array_index(arg->process_list->index_to_pixmap, array_index);
 193     *pixmap = hdata->pixmap;
 194
 195     arg->count++;
 196   }
 197
 198   return FALSE;
 199 }
 200
 201 void update_index_to_pixmap(ProcessList *process_list)
 202 {
 203   int i, items=0;
 204   UpdateIndexPixmapArg arg;
 205
 206   for(i=0; i<RV_RESOURCE_COUNT; i++) {
 207     items += g_hash_table_size(process_list->restypes[i].hash_table);
 208   }
 209
 210   /* we don't know the exact number of items there will be,
 211    * so set an upper bound */
 212   g_ptr_array_set_size(process_list->index_to_pixmap, items);
 213
 214   arg.count = 0;
 215   arg.process_list = process_list;
 216
 217   /* If cell_height is still 0, the only element in the tree is a temporary
 218    * element that has no pixmap, see also processlist_construct() */
 219   if (process_list->cell_height != 0) {
 220     gtk_tree_model_foreach(GTK_TREE_MODEL(process_list->list_store),
 221       (GtkTreeModelForeachFunc)update_index_to_pixmap_each, &arg);
 222   }
 223
 224   /* now that we know the exact number of items, set it */
 225   g_ptr_array_set_size(process_list->index_to_pixmap, arg.count);
 226 }
 227
 228
 229 static void update_pixmap_size_each(void *key,
 230                                     HashedResourceData *value,
 231                                     guint width)
 232 {
 233   GdkPixmap *old_pixmap = value->pixmap;
 234
 235   value->pixmap =
 236         gdk_pixmap_new(old_pixmap,
 237                        width,
 238                        value->height,
 239                        -1);
 240
 241   gdk_pixmap_unref(old_pixmap);
 242 }
 243
 244
 245 void update_pixmap_size(ProcessList *process_list, guint width)
 246 {
 247   int i;
 248   for(i=0; i<RV_RESOURCE_COUNT; i++) {
 249     g_hash_table_foreach(process_list->restypes[i].hash_table,
 250                          (GHFunc)update_pixmap_size_each,
 251                          GUINT_TO_POINTER(width));
 252   }
 253 }
 254
 255
 256 typedef struct _CopyPixmap {
 257   GdkDrawable *dest;
 258   GdkGC *gc;
 259   GdkDrawable *src;
 260   gint xsrc, ysrc, xdest, ydest, width, height;
 261 } CopyPixmap;
 262
 263 static void copy_pixmap_region_each(void *key,
 264                                     HashedResourceData *value,
 265                                     CopyPixmap *cp)
 266 {
 267   GdkPixmap *src = cp->src;
 268   GdkPixmap *dest = cp->dest;
 269
 270   if(dest == NULL)
 271     dest = value->pixmap;
 272   if(src == NULL)
 273     src = value->pixmap;
 274
 275   gdk_draw_drawable (dest,
 276       cp->gc,
 277       src,
 278       cp->xsrc, cp->ysrc,
 279       cp->xdest, cp->ydest,
 280       cp->width, cp->height);
 281 }
 282
 283 void copy_pixmap_region(ProcessList *process_list, GdkDrawable *dest,
 284     GdkGC *gc, GdkDrawable *src,
 285     gint xsrc, gint ysrc,
 286     gint xdest, gint ydest, gint width, gint height)
 287 {
 288   int i;
 289   CopyPixmap cp = { dest, gc, src, xsrc, ysrc, xdest, ydest, width, height };
 290
 291   for(i=0; i<RV_RESOURCE_COUNT; i++) {
 292     g_hash_table_foreach(process_list->restypes[i].hash_table,
 293                        (GHFunc)copy_pixmap_region_each,
 294                        &cp);
 295   }
 296 }
 297
 298
 299
 300 typedef struct _RectanglePixmap {
 301   gboolean filled;
 302   gint x, y, width, height;
 303   GdkGC *gc;
 304 } RectanglePixmap;
 305
 306 static void rectangle_pixmap_each(void *key,
 307                                   HashedResourceData *value,
 308                                   RectanglePixmap *rp)
 309 {
 310   if(rp->height == -1)
 311     rp->height = value->height;
 312
 313   gdk_draw_rectangle (value->pixmap,
 314       rp->gc,
 315       rp->filled,
 316       rp->x, rp->y,
 317       rp->width, rp->height);
 318 }
 319
 320 void rectangle_pixmap(ProcessList *process_list, GdkGC *gc,
 321     gboolean filled, gint x, gint y, gint width, gint height)
 322 {
 323   int i;
 324   RectanglePixmap rp = { filled, x, y, width, height, gc };
 325
 326   for(i=0; i<RV_RESOURCE_COUNT; i++) {
 327     g_hash_table_foreach(process_list->restypes[i].hash_table,
 328                        (GHFunc)rectangle_pixmap_each,
 329                        &rp);
 330   }
 331 }
 332
 333 /* Renders each pixmaps into on big drawable */
 334 void copy_pixmap_to_screen(ProcessList *process_list,
 335     GdkDrawable *dest,
 336     GdkGC *gc,
 337     gint x, gint y,
 338     gint width, gint height)
 339 {
 340   if(process_list->index_to_pixmap->len == 0) return;
 341   guint cell_height = process_list->cell_height;
 342
 343   /* Get indexes */
 344   gint begin = floor(y/(double)cell_height);
 345   gint end = MIN(ceil((y+height)/(double)cell_height),
 346                  process_list->index_to_pixmap->len);
 347   gint i;
 348
 349   for(i=begin; i<end; i++) {
 350     g_assert(i<process_list->index_to_pixmap->len);
 351     /* Render the pixmap to the screen */
 352     GdkPixmap *pixmap =
 353       //(GdkPixmap*)g_ptr_array_index(process_list->index_to_pixmap, i);
 354       GDK_PIXMAP(g_ptr_array_index(process_list->index_to_pixmap, i));
 355
 356     gdk_draw_drawable (dest,
 357         gc,
 358         pixmap,
 359         x, 0,
 360         x, i*cell_height,
 361         width, cell_height);
 362
 363   }
 364 }
 365
 366 ProcessList *processlist_construct(void)
 367 {
 368   GtkTreeViewColumn *column;
 369   GtkCellRenderer *renderer;
 370
 371   ProcessList* process_list = g_new(ProcessList,1);
 372
 373   process_list->number_of_process = 0;
 374
 375   process_list->current_hash_data = NULL;
 376
 377   /* Create the Process list */
 378   process_list->list_store = gtk_tree_store_new (  N_COLUMNS, G_TYPE_STRING, G_TYPE_POINTER);
 379
 380   process_list->process_list_widget =
 381     gtk_tree_view_new_with_model
 382     (GTK_TREE_MODEL (process_list->list_store));
 383   g_object_set(process_list->process_list_widget, "enable-tree-lines", TRUE, NULL);
 384
 385   g_object_unref (G_OBJECT (process_list->list_store));
 386
 387   gtk_tree_sortable_set_default_sort_func(
 388       GTK_TREE_SORTABLE(process_list->list_store),
 389       resource_sort_func,
 390       NULL,
 391       NULL);
 392
 393
 394   gtk_tree_sortable_set_sort_column_id(
 395       GTK_TREE_SORTABLE(process_list->list_store),
 396       GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID,
 397       GTK_SORT_ASCENDING);
 398
 399   gtk_tree_view_set_headers_visible(
 400     GTK_TREE_VIEW(process_list->process_list_widget), TRUE);
 401
 402   /* Create a column, associating the "text" attribute of the
 403    * cell_renderer to the first column of the model */
 404   /* Columns alignment : 0.0 : Left    0.5 : Center   1.0 : Right */
 405   renderer = gtk_cell_renderer_text_new ();
 406   process_list->renderer = renderer;
 407
 408   g_signal_connect(process_list->process_list_widget, "row-expanded", G_CALLBACK(expand_event), process_list);
 409   g_signal_connect(process_list->process_list_widget, "row-collapsed", G_CALLBACK(collapse_event), process_list);
 410
 411   /* Add a temporary row to the model to get the cell size when the first
 412   * real process is added. */
 413   GtkTreeIter iter;
 414   GtkTreePath *path;
 415   path = gtk_tree_path_new_first();
 416   gtk_tree_model_get_iter (gtk_tree_view_get_model(GTK_TREE_VIEW(
 417     process_list->process_list_widget)), &iter, path);
 418   gtk_tree_store_append(process_list->list_store, &iter, NULL);
 419   gtk_tree_path_free(path);
 420
 421   process_list->cell_height = 0;        // not ready to get size yet.
 422
 423   column = gtk_tree_view_column_new_with_attributes ( "Resource",
 424                 renderer,
 425                 "text",
 426                 NAME_COLUMN,
 427                 NULL);
 428   gtk_tree_view_column_set_alignment (column, 0.0);
 429   gtk_tree_view_column_set_fixed_width (column, 45);
 430   gtk_tree_view_append_column (
 431     GTK_TREE_VIEW (process_list->process_list_widget), column);
 432
 433   process_list->button = column->button;
 434
 435   g_object_set_data_full(
 436       G_OBJECT(process_list->process_list_widget),
 437       "process_list_Data",
 438       process_list,
 439       (GDestroyNotify)processlist_destroy);
 440
 441   process_list->index_to_pixmap = g_ptr_array_sized_new(ALLOCATE_PROCESSES);
 442
 443   process_list->restypes[RV_RESOURCE_MACHINE].hash_table = g_hash_table_new(ru_numeric_hash_fct, ru_numeric_equ_fct);
 444   process_list->restypes[RV_RESOURCE_CPU].hash_table = g_hash_table_new(ru_numeric_hash_fct, ru_numeric_equ_fct);
 445   process_list->restypes[RV_RESOURCE_IRQ].hash_table = g_hash_table_new(ru_numeric_hash_fct, ru_numeric_equ_fct);
 446   process_list->restypes[RV_RESOURCE_SOFT_IRQ].hash_table = g_hash_table_new(ru_numeric_hash_fct, ru_numeric_equ_fct);
 447   process_list->restypes[RV_RESOURCE_TRAP].hash_table = g_hash_table_new(ru_numeric_hash_fct, ru_numeric_equ_fct);
 448   process_list->restypes[RV_RESOURCE_BDEV].hash_table = g_hash_table_new(ru_numeric_hash_fct, ru_numeric_equ_fct);
 449
 450   return process_list;
 451 }
 452
 453 void processlist_destroy(ProcessList *process_list)
 454 {
 455   int i;
 456
 457   g_debug("processlist_destroy %p", process_list);
 458
 459   for(i=0; i<RV_RESOURCE_COUNT; i++) {
 460     g_hash_table_destroy(process_list->restypes[i].hash_table);
 461     process_list->restypes[i].hash_table = NULL;
 462   }
 463   g_ptr_array_free(process_list->index_to_pixmap, TRUE);
 464
 465   g_free(process_list);
 466   g_debug("processlist_destroy end");
 467 }
 468
 469 static gboolean remove_hash_item(void *key,
 470                                  HashedResourceData *hashed_process_data,
 471                                  ProcessList *process_list)
 472 {
 473   GtkTreeIter iter;
 474
 475   iter = hashed_process_data->y_iter;
 476
 477   gtk_tree_store_remove (process_list->list_store, &iter);
 478   gdk_pixmap_unref(hashed_process_data->pixmap);
 479
 480 // TODO pmf: check this; might be needed
 481 //  if(likely(process_list->current_hash_data != NULL)) {
 482 //    if(likely(hashed_process_data ==
 483 //                process_list->current_hash_data[process_info->trace_num][process_info->cpu]))
 484 //      process_list->current_hash_data[process_info->trace_num][process_info->cpu] = NULL;
 485 //  }
 486   return TRUE; /* remove the element from the hash table */
 487 }
 488
 489 void processlist_clear(ProcessList *process_list)
 490 {
 491   int i;
 492
 493   g_info("processlist_clear %p", process_list);
 494
 495   for(i=RV_RESOURCE_COUNT-1; i>=0; i--) {
 496     g_hash_table_foreach_remove(process_list->restypes[i].hash_table,
 497                                 (GHRFunc)remove_hash_item,
 498                                 (gpointer)process_list);
 499   }
 500   process_list->number_of_process = 0;
 501   update_index_to_pixmap(process_list);
 502 }
 503
 504
 505 GtkWidget *processlist_get_widget(ProcessList *process_list)
 506 {
 507   return process_list->process_list_widget;
 508 }
 509
 510
 511 void destroy_hash_key(gpointer key)
 512 {
 513   g_free(key);
 514 }
 515
 516 void destroy_hash_data(gpointer data)
 517 {
 518   g_free(data);
 519 }
 520
 521 GQuark make_cpu_name(ControlFlowData *resourceview_data, guint trace_num, guint id)
 522 {
 523   GQuark name;
 524   gchar *str;
 525
 526   str = g_strdup_printf("CPU%u", id);
 527   name = g_quark_from_string(str);
 528   g_free(str);
 529
 530   return name;
 531 }
 532
 533 GQuark make_irq_name(ControlFlowData *resourceview_data, guint trace_num, guint id)
 534 {
 535   GQuark name;
 536   gchar *str;
 537
 538   str = g_strdup_printf("IRQ %u", id);
 539   name = g_quark_from_string(str);
 540   g_free(str);
 541
 542   return name;
 543 }
 544
 545 GQuark make_soft_irq_name(ControlFlowData *resourceview_data, guint trace_num, guint id)
 546 {
 547   GQuark name;
 548   gchar *str;
 549
 550   str = g_strdup_printf("SOFTIRQ %u", id);
 551   name = g_quark_from_string(str);
 552   g_free(str);
 553
 554   return name;
 555 }
 556
 557 GQuark make_trap_name(ControlFlowData *resourceview_data, guint trace_num, guint id)
 558 {
 559   GQuark name;
 560   gchar *str;
 561
 562   str = g_strdup_printf("Trap %u", id);
 563   name = g_quark_from_string(str);
 564   g_free(str);
 565
 566   return name;
 567 }
 568
 569 GQuark make_bdev_name(ControlFlowData *resourceview_data, guint trace_num, guint id)
 570 {
 571   GQuark name;
 572   gchar *str;
 573
 574   str = g_strdup_printf("Block (%u,%u)", MAJOR(id), MINOR(id));
 575   name = g_quark_from_string(str);
 576   g_free(str);
 577
 578   return name;
 579 }
 580
 581 HashedResourceData *resourcelist_obtain_machine(ControlFlowData *resourceview_data, guint trace_num, guint id)
 582 {
 583   ResourceUniqueNumeric *ru = g_new(ResourceUniqueNumeric, 1);
 584   HashedResourceData *data = g_new(HashedResourceData, 1);
 585
 586   /* Prepare hash key */
 587   ru->trace_num = trace_num;
 588   ru->id = id;
 589
 590   /* Search within hash table */
 591   GHashTable *ht = resourceview_data->process_list->restypes[RV_RESOURCE_MACHINE].hash_table;
 592   data = g_hash_table_lookup(ht, ru);
 593
 594   /* If not found in hash table, add it */
 595   if(data == NULL) {
 596     GQuark name;
 597
 598     data = g_malloc(sizeof(HashedResourceData));
 599     /* Prepare hashed data */
 600     data->type = RV_RESOURCE_MACHINE;
 601     data->x.over = 0;
 602     data->x.over_used = FALSE;
 603     data->x.over_marked = FALSE;
 604     data->x.middle = 0; // last
 605     data->x.middle_used = FALSE;
 606     data->x.middle_marked = FALSE;
 607     data->x.under = 0;
 608     data->x.under_used = FALSE;
 609     data->x.under_marked = FALSE;
 610     data->next_good_time = ltt_time_zero;
 611     data->hidden = 0;
 612
 613     if (resourceview_data->process_list->cell_height == 0) {
 614         GtkTreePath *path;
 615         GdkRectangle rect;
 616         GtkTreeIter iter;
 617
 618         path = gtk_tree_path_new_first();
 619         gtk_tree_model_get_iter(gtk_tree_view_get_model(GTK_TREE_VIEW(
 620             resourceview_data->process_list->process_list_widget)),
 621             &iter, path);
 622         gtk_tree_view_get_background_area(GTK_TREE_VIEW(
 623             resourceview_data->process_list->process_list_widget),
 624             path, NULL, &rect);
 625         gtk_tree_store_remove(resourceview_data->process_list->list_store,
 626             &iter);
 627         gtk_tree_path_free(path);
 628         resourceview_data->process_list->cell_height = rect.height;
 629     }
 630
 631     data->height = resourceview_data->process_list->cell_height;
 632     data->pixmap =
 633         gdk_pixmap_new(resourceview_data->drawing->drawing_area->window,
 634                        resourceview_data->drawing->alloc_width,
 635                        data->height,
 636                        -1);
 637     g_assert(data->pixmap);
 638
 639     gdk_draw_rectangle (data->pixmap,
 640         resourceview_data->drawing->drawing_area->style->black_gc,
 641         TRUE,
 642         0, 0,
 643         resourceview_data->drawing->alloc_width,
 644         data->height);
 645
 646     /* add to hash table */
 647     g_hash_table_insert(ht, ru, data);
 648     resourceview_data->process_list->number_of_process++; // TODO: check
 649
 650     /* add to process list */
 651     {
 652       gchar *str;
 653       str = g_strdup_printf("Trace %u", id);
 654       name = g_quark_from_string(str);
 655       g_free(str);
 656     }
 657
 658     gtk_tree_store_append(resourceview_data->process_list->list_store, &data->y_iter, NULL);
 659     gtk_tree_store_set(resourceview_data->process_list->list_store, &data->y_iter,
 660          NAME_COLUMN, g_quark_to_string(name), DATA_COLUMN, data,
 661          -1);
 662
 663     update_index_to_pixmap(resourceview_data->process_list);
 664
 665     int heightall = data->height * resourceview_data->process_list->number_of_process;
 666
 667     gtk_widget_set_size_request(resourceview_data->drawing->drawing_area,
 668                               -1,
 669                               heightall);
 670
 671     gtk_widget_queue_draw(resourceview_data->drawing->drawing_area);
 672   }
 673
 674   /* expand the newly added machine */
 675   {
 676     GtkTreeModel *model = gtk_tree_view_get_model(GTK_TREE_VIEW(resourceview_data->process_list->process_list_widget));
 677     GtkTreePath *path;
 678     path = gtk_tree_model_get_path(model, &data->y_iter);
 679
 680     gtk_tree_view_expand_row(GTK_TREE_VIEW(resourceview_data->process_list->process_list_widget), path, FALSE);
 681
 682     gtk_tree_path_free(path);
 683   }
 684
 685   return data;
 686 }
 687
 688 HashedResourceData *resourcelist_obtain_generic(ControlFlowData *resourceview_data, gint res_type, guint trace_num, guint id, GQuark (*make_name_func)(ControlFlowData *resourceview_data, guint trace_num, guint id))
 689 {
 690   ResourceUniqueNumeric *ru = g_new(ResourceUniqueNumeric, 1);
 691   HashedResourceData *data = g_new(HashedResourceData, 1);
 692
 693   /* Prepare hash key */
 694   ru->ru.type = &(resourceview_data->process_list->restypes[res_type]);
 695   ru->trace_num = trace_num;
 696   g_assert(id != -1);
 697   ru->id = id;
 698
 699   /* Search within hash table */
 700   GHashTable *ht = resourceview_data->process_list->restypes[res_type].hash_table;
 701   data = g_hash_table_lookup(ht, ru);
 702
 703   /* If not found in hash table, add it */
 704   if(data == NULL) {
 705     GQuark name;
 706     HashedResourceData *parent;
 707
 708     /* Find the parent machine */
 709     parent = resourcelist_obtain_machine(resourceview_data, trace_num, trace_num);
 710
 711     /* Prepare hashed data */
 712     data = g_malloc(sizeof(HashedResourceData));
 713
 714     data->type = res_type;
 715     data->x.over = 0;
 716     data->x.over_used = FALSE;
 717     data->x.over_marked = FALSE;
 718     data->x.middle = 0; // last
 719     data->x.middle_used = FALSE;
 720     data->x.middle_marked = FALSE;
 721     data->x.under = 0;
 722     data->x.under_used = FALSE;
 723     data->x.under_marked = FALSE;
 724     data->next_good_time = ltt_time_zero;
 725
 726     if (resourceview_data->process_list->cell_height == 0) {
 727         GtkTreePath *path;
 728         GdkRectangle rect;
 729         GtkTreeIter iter;
 730
 731         path = gtk_tree_path_new_first();
 732         gtk_tree_model_get_iter(gtk_tree_view_get_model(GTK_TREE_VIEW(
 733             resourceview_data->process_list->process_list_widget)), &iter,
 734             path);
 735         gtk_tree_view_get_background_area(GTK_TREE_VIEW(
 736             resourceview_data->process_list->process_list_widget), path,
 737             NULL, &rect);
 738         gtk_tree_store_remove(resourceview_data->process_list->list_store,
 739             &iter);
 740         gtk_tree_path_free(path);
 741         resourceview_data->process_list->cell_height = rect.height;
 742     }
 743
 744     data->height = resourceview_data->process_list->cell_height;
 745     data->pixmap =
 746         gdk_pixmap_new(resourceview_data->drawing->drawing_area->window,
 747                        resourceview_data->drawing->alloc_width,
 748                        data->height,
 749                        -1);
 750
 751     gdk_draw_rectangle (data->pixmap,
 752         resourceview_data->drawing->drawing_area->style->black_gc,
 753         TRUE,
 754         0, 0,
 755         resourceview_data->drawing->alloc_width,
 756         data->height);
 757
 758     /* add to hash table */
 759     g_hash_table_insert(ht, ru, data);
 760     resourceview_data->process_list->number_of_process++; // TODO: check
 761
 762     /* add to process list */
 763     name = make_name_func(resourceview_data, trace_num, id);
 764
 765     gtk_tree_store_append(resourceview_data->process_list->list_store, &data->y_iter, &parent->y_iter);
 766     gtk_tree_store_set(resourceview_data->process_list->list_store, &data->y_iter,
 767          NAME_COLUMN, g_quark_to_string(name), DATA_COLUMN, data,
 768          -1);
 769
 770     /* Determine if we should add it hidden or not */
 771     {
 772       gboolean result;
 773       GtkTreeModel *model = gtk_tree_view_get_model(GTK_TREE_VIEW(resourceview_data->process_list->process_list_widget));
 774       GtkTreeIter parent_iter;
 775
 776       result = gtk_tree_model_iter_parent(model, &parent_iter, &data->y_iter);
 777       GtkTreePath *path = gtk_tree_model_get_path(model, &parent_iter);
 778       data->hidden = gtk_tree_view_row_expanded(GTK_TREE_VIEW(resourceview_data->process_list->process_list_widget), path)?0:1;
 779       gtk_tree_path_free(path);
 780     }
 781
 782
 783     update_index_to_pixmap(resourceview_data->process_list);
 784
 785     int heightall = data->height * resourceview_data->process_list->number_of_process;
 786
 787     gtk_widget_set_size_request(resourceview_data->drawing->drawing_area,
 788                               -1,
 789                               heightall);
 790
 791     gtk_widget_queue_draw(resourceview_data->drawing->drawing_area);
 792   }
 793
 794   return data;
 795 }
 796
 797 HashedResourceData *resourcelist_obtain_cpu(ControlFlowData *resourceview_data, guint trace_num, guint id)
 798 {
 799   return resourcelist_obtain_generic(resourceview_data, RV_RESOURCE_CPU, trace_num, id, make_cpu_name);
 800 }
 801
 802 HashedResourceData *resourcelist_obtain_irq(ControlFlowData *resourceview_data, guint trace_num, guint id)
 803 {
 804   return resourcelist_obtain_generic(resourceview_data, RV_RESOURCE_IRQ, trace_num, id, make_irq_name);
 805 }
 806
 807 HashedResourceData *resourcelist_obtain_soft_irq(ControlFlowData *resourceview_data, guint trace_num, guint id)
 808 {
 809   return resourcelist_obtain_generic(resourceview_data, RV_RESOURCE_SOFT_IRQ, trace_num, id, make_soft_irq_name);
 810 }
 811
 812 HashedResourceData *resourcelist_obtain_trap(ControlFlowData *resourceview_data, guint trace_num, guint id)
 813 {
 814   return resourcelist_obtain_generic(resourceview_data, RV_RESOURCE_TRAP, trace_num, id, make_trap_name);
 815 }
 816
 817 HashedResourceData *resourcelist_obtain_bdev(ControlFlowData *resourceview_data, guint trace_num, guint id)
 818 {
 819   return resourcelist_obtain_generic(resourceview_data, RV_RESOURCE_BDEV, trace_num, id, make_bdev_name);
 820 }
 821