1 /* This file is part of the Linux Trace Toolkit viewer
2 * Copyright (C) 2003-2004 Mathieu Desnoyers
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;
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.
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,
30 #include "processlist.h"
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)
37 /* Preallocated Size of the index_to_pixmap array */
38 #define ALLOCATE_PROCESSES 1000
40 /*****************************************************************************
41 * Methods to synchronize process list *
42 *****************************************************************************/
45 gint
process_sort_func ( GtkTreeModel
*model
,
52 guint a_pid
, a_tgid
, a_ppid
, a_cpu
;
53 gulong a_birth_s
, a_birth_ns
;
58 guint b_pid
, b_tgid
, b_ppid
, b_cpu
;
59 gulong b_birth_s
, b_birth_ns
;
62 gtk_tree_model_get(model
,
64 PROCESS_COLUMN
, &a_name
,
65 BRAND_COLUMN
, &a_brand
,
70 BIRTH_S_COLUMN
, &a_birth_s
,
71 BIRTH_NS_COLUMN
, &a_birth_ns
,
72 TRACE_COLUMN
, &a_trace
,
75 gtk_tree_model_get(model
,
77 PROCESS_COLUMN
, &b_name
,
78 BRAND_COLUMN
, &b_brand
,
83 BIRTH_S_COLUMN
, &b_birth_s
,
84 BIRTH_NS_COLUMN
, &b_birth_ns
,
85 TRACE_COLUMN
, &b_trace
,
90 if(a_pid
== 0 && b_pid
== 0) {
91 /* If 0, order by CPU */
92 if(a_cpu
> b_cpu
) return 1;
93 if(a_cpu
< b_cpu
) return -1;
95 } else { /* if not 0, order by pid */
97 if(a_pid
> b_pid
) return 1;
98 if(a_pid
< b_pid
) return -1;
101 /* Order by birth second */
103 if(a_birth_s
> b_birth_s
) return 1;
104 if(a_birth_s
< b_birth_s
) return -1;
107 /* Order by birth nanosecond */
108 if(a_birth_ns
> b_birth_ns
) return 1;
109 if(a_birth_ns
< b_birth_ns
) return -1;
111 /* Order by trace_num */
112 if(a_trace
> b_trace
) return 1;
113 if(a_trace
< b_trace
) return -1;
119 static guint
process_list_hash_fct(gconstpointer key
)
121 guint pid
= ((const ProcessInfo
*)key
)->pid
;
122 return ((pid
>>8 ^ pid
>>4 ^ pid
>>2 ^ pid
) ^ ((const ProcessInfo
*)key
)->cpu
);
125 /* If hash is good, should be different */
126 static gboolean
process_list_equ_fct(gconstpointer a
, gconstpointer b
)
128 const ProcessInfo
*pa
= (const ProcessInfo
*)a
;
129 const ProcessInfo
*pb
= (const ProcessInfo
*)b
;
133 if(likely(pa
->pid
!= pb
->pid
))
135 if(likely((pa
->pid
== 0 && (pa
->cpu
!= pb
->cpu
))))
137 if(unlikely(ltt_time_compare(pa
->birth
, pb
->birth
) != 0))
139 if(unlikely(pa
->trace_num
!= pb
->trace_num
))
145 void destroy_hash_key(gpointer key
);
147 void destroy_hash_data(gpointer data
);
150 gboolean
scroll_event(GtkWidget
*widget
, GdkEventScroll
*event
, gpointer data
)
152 ControlFlowData
*control_flow_data
=
153 (ControlFlowData
*)g_object_get_data(
155 "control_flow_data");
156 Drawing_t
*drawing
= control_flow_data
->drawing
;
157 unsigned int cell_height
=
158 get_cell_height(GTK_TREE_VIEW(control_flow_data
->process_list
->process_list_widget
));
160 switch(event
->direction
) {
162 gtk_adjustment_set_value(control_flow_data
->v_adjust
,
163 gtk_adjustment_get_value(control_flow_data
->v_adjust
) - cell_height
);
165 case GDK_SCROLL_DOWN
:
166 gtk_adjustment_set_value(control_flow_data
->v_adjust
,
167 gtk_adjustment_get_value(control_flow_data
->v_adjust
) + cell_height
);
170 g_error("should only scroll up and down.");
176 static void update_index_to_pixmap_each(ProcessInfo
*key
,
177 HashedProcessData
*value
,
178 ProcessList
*process_list
)
180 guint array_index
= processlist_get_index_from_data(process_list
, value
);
182 g_assert(array_index
< process_list
->index_to_pixmap
->len
);
185 (GdkPixmap
**)&g_ptr_array_index(process_list
->index_to_pixmap
, array_index
);
187 *pixmap
= value
->pixmap
;
191 void update_index_to_pixmap(ProcessList
*process_list
)
193 g_ptr_array_set_size(process_list
->index_to_pixmap
,
194 g_hash_table_size(process_list
->process_hash
));
195 g_hash_table_foreach(process_list
->process_hash
,
196 (GHFunc
)update_index_to_pixmap_each
,
201 static void update_pixmap_size_each(ProcessInfo
*key
,
202 HashedProcessData
*value
,
205 GdkPixmap
*old_pixmap
= value
->pixmap
;
208 gdk_pixmap_new(old_pixmap
,
213 gdk_pixmap_unref(old_pixmap
);
217 void update_pixmap_size(ProcessList
*process_list
, guint width
)
219 g_hash_table_foreach(process_list
->process_hash
,
220 (GHFunc
)update_pixmap_size_each
,
225 typedef struct _CopyPixmap
{
229 gint xsrc
, ysrc
, xdest
, ydest
, width
, height
;
232 static void copy_pixmap_region_each(ProcessInfo
*key
,
233 HashedProcessData
*value
,
236 GdkPixmap
*src
= cp
->src
;
237 GdkPixmap
*dest
= cp
->dest
;
240 dest
= value
->pixmap
;
244 gdk_draw_drawable (dest
,
248 cp
->xdest
, cp
->ydest
,
249 cp
->width
, cp
->height
);
255 void copy_pixmap_region(ProcessList
*process_list
, GdkDrawable
*dest
,
256 GdkGC
*gc
, GdkDrawable
*src
,
257 gint xsrc
, gint ysrc
,
258 gint xdest
, gint ydest
, gint width
, gint height
)
260 CopyPixmap cp
= { dest
, gc
, src
, xsrc
, ysrc
, xdest
, ydest
, width
, height
};
262 g_hash_table_foreach(process_list
->process_hash
,
263 (GHFunc
)copy_pixmap_region_each
,
269 typedef struct _RectanglePixmap
{
271 gint x
, y
, width
, height
;
275 static void rectangle_pixmap_each(ProcessInfo
*key
,
276 HashedProcessData
*value
,
280 rp
->height
= value
->height
;
282 gdk_draw_rectangle (value
->pixmap
,
286 rp
->width
, rp
->height
);
292 void rectangle_pixmap(ProcessList
*process_list
, GdkGC
*gc
,
293 gboolean filled
, gint x
, gint y
, gint width
, gint height
)
295 RectanglePixmap rp
= { filled
, x
, y
, width
, height
, gc
};
297 g_hash_table_foreach(process_list
->process_hash
,
298 (GHFunc
)rectangle_pixmap_each
,
303 /* Renders each pixmaps into on big drawable */
304 void copy_pixmap_to_screen(ProcessList
*process_list
,
308 gint width
, gint height
)
310 if(process_list
->index_to_pixmap
->len
== 0) return;
311 guint cell_height
= process_list
->cell_height
;
314 gint begin
= floor(y
/(double)cell_height
);
315 gint end
= MIN(ceil((y
+height
)/(double)cell_height
),
316 process_list
->index_to_pixmap
->len
);
319 for(i
=begin
; i
<end
; i
++) {
320 g_assert(i
<process_list
->index_to_pixmap
->len
);
321 /* Render the pixmap to the screen */
323 //(GdkPixmap*)g_ptr_array_index(process_list->index_to_pixmap, i);
324 GDK_PIXMAP(g_ptr_array_index(process_list
->index_to_pixmap
, i
));
326 gdk_draw_drawable (dest
,
346 ProcessList
*processlist_construct(void)
348 GtkTreeViewColumn
*column
;
349 GtkCellRenderer
*renderer
;
351 ProcessList
* process_list
= g_new(ProcessList
,1);
353 process_list
->number_of_process
= 0;
355 process_list
->current_hash_data
= NULL
;
357 /* Create the Process list */
358 process_list
->list_store
= gtk_list_store_new ( N_COLUMNS
,
370 process_list
->process_list_widget
=
371 gtk_tree_view_new_with_model
372 (GTK_TREE_MODEL (process_list
->list_store
));
374 g_object_unref (G_OBJECT (process_list
->list_store
));
376 gtk_tree_sortable_set_default_sort_func(
377 GTK_TREE_SORTABLE(process_list
->list_store
),
383 gtk_tree_sortable_set_sort_column_id(
384 GTK_TREE_SORTABLE(process_list
->list_store
),
385 GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID
,
389 process_list
->process_hash
= g_hash_table_new_full(
390 process_list_hash_fct
, process_list_equ_fct
,
391 destroy_hash_key
, destroy_hash_data
395 gtk_tree_view_set_headers_visible(
396 GTK_TREE_VIEW(process_list
->process_list_widget
), TRUE
);
398 /* Create a column, associating the "text" attribute of the
399 * cell_renderer to the first column of the model */
400 /* Columns alignment : 0.0 : Left 0.5 : Center 1.0 : Right */
401 renderer
= gtk_cell_renderer_text_new ();
402 process_list
->renderer
= renderer
;
404 gint vertical_separator
;
405 gtk_widget_style_get (GTK_WIDGET (process_list
->process_list_widget
),
406 "vertical-separator", &vertical_separator
,
408 gtk_cell_renderer_get_size(renderer
,
409 GTK_WIDGET(process_list
->process_list_widget
),
414 &process_list
->cell_height
);
416 #if GTK_CHECK_VERSION(2,4,15)
418 g_object_get(G_OBJECT(renderer
), "ypad", &ypad
, NULL
);
420 process_list
->cell_height
+= ypad
;
422 process_list
->cell_height
+= vertical_separator
;
425 column
= gtk_tree_view_column_new_with_attributes ( "Process",
430 gtk_tree_view_column_set_alignment (column
, 0.0);
431 gtk_tree_view_column_set_fixed_width (column
, 45);
432 gtk_tree_view_append_column (
433 GTK_TREE_VIEW (process_list
->process_list_widget
), column
);
435 process_list
->button
= column
->button
;
437 column
= gtk_tree_view_column_new_with_attributes ( "Brand",
442 gtk_tree_view_column_set_alignment (column
, 0.0);
443 gtk_tree_view_column_set_fixed_width (column
, 45);
444 gtk_tree_view_append_column (
445 GTK_TREE_VIEW (process_list
->process_list_widget
), column
);
447 column
= gtk_tree_view_column_new_with_attributes ( "PID",
452 gtk_tree_view_append_column (
453 GTK_TREE_VIEW (process_list
->process_list_widget
), column
);
455 column
= gtk_tree_view_column_new_with_attributes ( "TGID",
460 gtk_tree_view_append_column (
461 GTK_TREE_VIEW (process_list
->process_list_widget
), column
);
463 column
= gtk_tree_view_column_new_with_attributes ( "PPID",
468 gtk_tree_view_append_column (
469 GTK_TREE_VIEW (process_list
->process_list_widget
), column
);
471 column
= gtk_tree_view_column_new_with_attributes ( "CPU",
476 gtk_tree_view_append_column (
477 GTK_TREE_VIEW (process_list
->process_list_widget
), column
);
479 column
= gtk_tree_view_column_new_with_attributes ( "Birth sec",
484 gtk_tree_view_append_column (
485 GTK_TREE_VIEW (process_list
->process_list_widget
), column
);
487 //gtk_tree_view_column_set_visible(column, 0);
489 column
= gtk_tree_view_column_new_with_attributes ( "Birth nsec",
494 gtk_tree_view_append_column (
495 GTK_TREE_VIEW (process_list
->process_list_widget
), column
);
497 column
= gtk_tree_view_column_new_with_attributes ( "TRACE",
502 gtk_tree_view_append_column (
503 GTK_TREE_VIEW (process_list
->process_list_widget
), column
);
506 //gtk_tree_view_column_set_visible(column, 0);
508 g_object_set_data_full(
509 G_OBJECT(process_list
->process_list_widget
),
512 (GDestroyNotify
)processlist_destroy
);
514 process_list
->index_to_pixmap
= g_ptr_array_sized_new(ALLOCATE_PROCESSES
);
519 void processlist_destroy(ProcessList
*process_list
)
521 g_debug("processlist_destroy %p", process_list
);
522 g_hash_table_destroy(process_list
->process_hash
);
523 process_list
->process_hash
= NULL
;
524 g_ptr_array_free(process_list
->index_to_pixmap
, TRUE
);
526 g_free(process_list
);
527 g_debug("processlist_destroy end");
530 static gboolean
remove_hash_item(ProcessInfo
*process_info
,
531 HashedProcessData
*hashed_process_data
,
532 ProcessList
*process_list
)
536 iter
= hashed_process_data
->y_iter
;
538 gtk_list_store_remove (process_list
->list_store
, &iter
);
539 gdk_pixmap_unref(hashed_process_data
->pixmap
);
541 if(likely(process_list
->current_hash_data
!= NULL
)) {
542 if(likely(hashed_process_data
==
543 process_list
->current_hash_data
[process_info
->cpu
]))
544 process_list
->current_hash_data
[process_info
->cpu
] = NULL
;
546 return TRUE
; /* remove the element from the hash table */
549 void processlist_clear(ProcessList
*process_list
)
551 g_info("processlist_clear %p", process_list
);
553 g_hash_table_foreach_remove(process_list
->process_hash
,
554 (GHRFunc
)remove_hash_item
,
555 (gpointer
)process_list
);
556 process_list
->number_of_process
= 0;
557 update_index_to_pixmap(process_list
);
561 GtkWidget
*processlist_get_widget(ProcessList
*process_list
)
563 return process_list
->process_list_widget
;
567 void destroy_hash_key(gpointer key
)
572 void destroy_hash_data(gpointer data
)
578 void processlist_set_name(ProcessList
*process_list
,
580 HashedProcessData
*hashed_process_data
)
582 gtk_list_store_set ( process_list
->list_store
, &hashed_process_data
->y_iter
,
583 PROCESS_COLUMN
, g_quark_to_string(name
),
587 void processlist_set_brand(ProcessList
*process_list
,
589 HashedProcessData
*hashed_process_data
)
591 gtk_list_store_set ( process_list
->list_store
, &hashed_process_data
->y_iter
,
592 BRAND_COLUMN
, g_quark_to_string(brand
),
596 void processlist_set_tgid(ProcessList
*process_list
,
598 HashedProcessData
*hashed_process_data
)
600 gtk_list_store_set ( process_list
->list_store
, &hashed_process_data
->y_iter
,
605 void processlist_set_ppid(ProcessList
*process_list
,
607 HashedProcessData
*hashed_process_data
)
609 gtk_list_store_set ( process_list
->list_store
, &hashed_process_data
->y_iter
,
615 int processlist_add( ProcessList
*process_list
,
626 ProcessInfo
**pm_process_info
,
627 HashedProcessData
**pm_hashed_process_data
)
629 ProcessInfo
*Process_Info
= g_new(ProcessInfo
, 1);
630 HashedProcessData
*hashed_process_data
= g_new(HashedProcessData
, 1);
631 *pm_hashed_process_data
= hashed_process_data
;
632 *pm_process_info
= Process_Info
;
634 Process_Info
->pid
= pid
;
635 Process_Info
->tgid
= tgid
;
637 Process_Info
->cpu
= cpu
;
639 Process_Info
->cpu
= 0;
640 Process_Info
->ppid
= ppid
;
641 Process_Info
->birth
= *birth
;
642 Process_Info
->trace_num
= trace_num
;
644 /* When we create it from before state update, we are sure that the
645 * last event occured before the beginning of the global area.
647 * If it is created after state update, this value (0) will be
648 * overriden by the new state before anything is drawn.
650 hashed_process_data
->x
.over
= 0;
651 hashed_process_data
->x
.over_used
= FALSE
;
652 hashed_process_data
->x
.over_marked
= FALSE
;
653 hashed_process_data
->x
.middle
= 0;
654 hashed_process_data
->x
.middle_used
= FALSE
;
655 hashed_process_data
->x
.middle_marked
= FALSE
;
656 hashed_process_data
->x
.under
= 0;
657 hashed_process_data
->x
.under_used
= FALSE
;
658 hashed_process_data
->x
.under_marked
= FALSE
;
659 hashed_process_data
->next_good_time
= ltt_time_zero
;
661 /* Add a new row to the model */
662 gtk_list_store_append ( process_list
->list_store
,
663 &hashed_process_data
->y_iter
);
665 gtk_list_store_set ( process_list
->list_store
, &hashed_process_data
->y_iter
,
666 PROCESS_COLUMN
, g_quark_to_string(name
),
667 BRAND_COLUMN
, g_quark_to_string(brand
),
672 BIRTH_S_COLUMN
, birth
->tv_sec
,
673 BIRTH_NS_COLUMN
, birth
->tv_nsec
,
674 TRACE_COLUMN
, trace_num
,
676 //gtk_tree_view_set_model(GTK_TREE_VIEW(process_list->process_list_widget),
677 // GTK_TREE_MODEL(process_list->list_store));
678 //gtk_container_resize_children(GTK_CONTAINER(process_list->process_list_widget));
680 g_hash_table_insert(process_list
->process_hash
,
681 (gpointer
)Process_Info
,
682 (gpointer
)hashed_process_data
);
684 process_list
->number_of_process
++;
686 hashed_process_data
->height
= process_list
->cell_height
;
688 g_assert(hashed_process_data
->height
!= 0);
690 *height
= hashed_process_data
->height
* process_list
->number_of_process
;
692 hashed_process_data
->pixmap
=
693 gdk_pixmap_new(drawing
->drawing_area
->window
,
694 drawing
->alloc_width
,
695 hashed_process_data
->height
,
699 gdk_draw_rectangle (hashed_process_data
->pixmap
,
700 drawing
->drawing_area
->style
->black_gc
,
703 drawing
->alloc_width
,
704 hashed_process_data
->height
);
706 update_index_to_pixmap(process_list
);
712 int processlist_remove( ProcessList
*process_list
,
718 ProcessInfo process_info
;
719 HashedProcessData
*hashed_process_data
;
722 process_info
.pid
= pid
;
724 process_info
.cpu
= cpu
;
726 process_info
.cpu
= 0;
727 process_info
.birth
= *birth
;
728 process_info
.trace_num
= trace_num
;
731 hashed_process_data
=
732 (HashedProcessData
*)g_hash_table_lookup(
733 process_list
->process_hash
,
735 if(likely(hashed_process_data
!= NULL
))
737 iter
= hashed_process_data
->y_iter
;
739 gtk_list_store_remove (process_list
->list_store
, &iter
);
741 g_hash_table_remove(process_list
->process_hash
,
744 if(likely(process_list
->current_hash_data
!= NULL
)) {
745 if(likely(hashed_process_data
== process_list
->current_hash_data
[cpu
])) {
746 process_list
->current_hash_data
[cpu
] = NULL
;
750 gdk_pixmap_unref(hashed_process_data
->pixmap
);
752 update_index_to_pixmap(process_list
);
754 process_list
->number_of_process
--;
764 static inline guint
get_cpu_number_from_name(GQuark name
)
770 string
= g_quark_to_string(name
);
772 begin
= strrchr(string
, '/');
775 g_assert(begin
!= '\0');
777 cpu
= strtoul(begin
, NULL
, 10);