+#endif //0
+}
+
+#if 0
+static inline PropertiesLine prepare_execmode_line(LttvProcessState *process)
+{
+ PropertiesLine prop_line;
+ prop_line.line_width = 1;
+ prop_line.style = GDK_LINE_SOLID;
+ prop_line.y = OVER;
+ //GdkColormap *colormap = gdk_colormap_get_system();
+
+ /* color of line : execution mode of the process */
+ if(process->state->t == LTTV_STATE_USER_MODE)
+ prop_line.color = drawing_colors[COL_USER_MODE];
+ else if(process->state->t == LTTV_STATE_SYSCALL)
+ prop_line.color = drawing_colors[COL_SYSCALL];
+ else if(process->state->t == LTTV_STATE_TRAP)
+ prop_line.color = drawing_colors[COL_TRAP];
+ else if(process->state->t == LTTV_STATE_IRQ)
+ prop_line.color = drawing_colors[COL_IRQ];
+ else if(process->state->t == LTTV_STATE_MODE_UNKNOWN)
+ prop_line.color = drawing_colors[COL_MODE_UNKNOWN];
+ else
+ prop_line.color = drawing_colors[COL_WHITE];
+
+ //gdk_colormap_alloc_color(colormap,
+ // prop_line.color,
+ // FALSE,
+ // TRUE);
+
+ return prop_line;
+
+}
+#endif //0
+
+
+/* before_execmode_hook
+ *
+ * This function basically draw lines and icons. Two types of lines are drawn :
+ * one small (3 pixels?) representing the state of the process and the second
+ * type is thicker (10 pixels?) representing on which CPU a process is running
+ * (and this only in running state).
+ *
+ * Extremums of the lines :
+ * x_min : time of the last event context for this process kept in memory.
+ * x_max : time of the current event.
+ * y : middle of the process in the process list. The process is found in the
+ * list, therefore is it's position in pixels.
+ *
+ * The choice of lines'color is defined by the context of the last event for this
+ * process.
+ */
+
+
+int before_execmode_hook(void *hook_data, void *call_data)
+{
+ EventsRequest *events_request = (EventsRequest*)hook_data;
+ ControlFlowData *control_flow_data = events_request->viewer_data;
+
+ LttvTracefileContext *tfc = (LttvTracefileContext *)call_data;
+
+ LttvTracefileState *tfs = (LttvTracefileState *)call_data;
+
+ LttEvent *e;
+ e = tfc->e;
+
+ LttTime evtime = ltt_event_time(e);
+
+ /* we are in a execmode, before the state update. We must draw the
+ * items corresponding to the state before it changes : now is the right
+ * time to do it.
+ */
+ /* For the pid */
+ LttvProcessState *process = tfs->process;
+ g_assert(process != NULL);
+
+ guint pid = process->pid;
+
+ /* Well, the process_out existed : we must get it in the process hash
+ * or add it, and draw its items.
+ */
+ /* Add process to process list (if not present) */
+ guint y = 0, height = 0, pl_height = 0;
+ HashedProcessData *hashed_process_data = NULL;
+ ProcessList *process_list = control_flow_data->process_list;
+ LttTime birth = process->creation_time;
+
+ if(likely(process_list->current_hash_data[tfc->index] != NULL)) {
+ hashed_process_data = process_list->current_hash_data[tfc->index];
+ } else {
+ hashed_process_data = processlist_get_process_data(process_list,
+ pid,
+ process->last_cpu_index,
+ &birth,
+ tfc->t_context->index);
+ if(unlikely(hashed_process_data == NULL))
+ {
+ g_assert(pid == 0 || pid != process->ppid);
+ ProcessInfo *process_info;
+ /* Process not present */
+ const gchar *name = g_quark_to_string(process->name);
+ processlist_add(process_list,
+ pid,
+ process->last_cpu_index,
+ process->ppid,
+ &birth,
+ tfc->t_context->index,
+ name,
+ &pl_height,
+ &process_info,
+ &hashed_process_data);
+ processlist_get_pixels_from_data(process_list,
+ hashed_process_data,
+ &y,
+ &height);
+ drawing_insert_square( control_flow_data->drawing, y, height);
+ }
+ /* Set the current process */
+ process_list->current_hash_data[process->last_cpu_index] =
+ hashed_process_data;
+ }
+
+ /* Now, the process is in the state hash and our own process hash.
+ * We definitely can draw the items related to the ending state.
+ */
+
+ if(likely(ltt_time_compare(hashed_process_data->next_good_time,
+ evtime) > 0))
+ {
+ if(unlikely(hashed_process_data->x.middle_marked == FALSE)) {
+ processlist_get_pixels_from_data(process_list,
+ hashed_process_data,
+ &y,
+ &height);
+ TimeWindow time_window =
+ lttvwindow_get_time_window(control_flow_data->tab);
+
+#ifdef EXTRA_CHECK
+ if(ltt_time_compare(evtime, time_window.start_time) == -1
+ || ltt_time_compare(evtime, time_window.end_time) == 1)
+ return;
+#endif //EXTRA_CHECK
+ Drawing_t *drawing = control_flow_data->drawing;
+ guint width = drawing->width;
+ guint x;
+ convert_time_to_pixels(
+ time_window,
+ evtime,
+ width,
+ &x);
+
+ /* Draw collision indicator */
+ gdk_gc_set_foreground(drawing->gc, &drawing_colors[COL_WHITE]);
+ gdk_draw_point(drawing->pixmap,
+ drawing->gc,
+ x,
+ y+(height/2)-3);
+ hashed_process_data->x.middle_marked = TRUE;
+ }
+ } else {
+ processlist_get_pixels_from_data(process_list,
+ hashed_process_data,
+ &y,
+ &height);
+ TimeWindow time_window =
+ lttvwindow_get_time_window(control_flow_data->tab);
+
+#ifdef EXTRA_CHECK
+ if(ltt_time_compare(evtime, time_window.start_time) == -1
+ || ltt_time_compare(evtime, time_window.end_time) == 1)
+ return;
+#endif //EXTRA_CHECK
+ Drawing_t *drawing = control_flow_data->drawing;
+ guint width = drawing->width;
+ guint x;
+
+ convert_time_to_pixels(
+ time_window,
+ evtime,
+ width,
+ &x);
+
+
+ /* Jump over draw if we are at the same x position */
+ if(unlikely(x == hashed_process_data->x.middle &&
+ hashed_process_data->x.middle_used))
+ {
+ if(unlikely(hashed_process_data->x.middle_marked == FALSE)) {
+ /* Draw collision indicator */
+ gdk_gc_set_foreground(drawing->gc, &drawing_colors[COL_WHITE]);
+ gdk_draw_point(drawing->pixmap,
+ drawing->gc,
+ x,
+ y+(height/2)-3);
+ hashed_process_data->x.middle_marked = TRUE;
+ }
+ /* jump */
+ } else {
+
+ DrawContext draw_context;
+ /* Now create the drawing context that will be used to draw
+ * items related to the last state. */
+ draw_context.drawable = drawing->pixmap;
+ draw_context.gc = drawing->gc;
+ draw_context.pango_layout = drawing->pango_layout;
+ draw_context.drawinfo.start.x = hashed_process_data->x.middle;
+ draw_context.drawinfo.end.x = x;
+
+ draw_context.drawinfo.y.over = y+1;
+ draw_context.drawinfo.y.middle = y+(height/2);
+ draw_context.drawinfo.y.under = y+height;
+
+ draw_context.drawinfo.start.offset.over = 0;
+ draw_context.drawinfo.start.offset.middle = 0;
+ draw_context.drawinfo.start.offset.under = 0;
+ draw_context.drawinfo.end.offset.over = 0;
+ draw_context.drawinfo.end.offset.middle = 0;
+ draw_context.drawinfo.end.offset.under = 0;
+
+ {
+ /* Draw the line */
+ PropertiesLine prop_line = prepare_s_e_line(process);
+ draw_line((void*)&prop_line, (void*)&draw_context);
+
+ }
+ /* become the last x position */
+ hashed_process_data->x.middle = x;
+ hashed_process_data->x.middle_used = TRUE;
+ hashed_process_data->x.middle_marked = FALSE;
+
+ /* Calculate the next good time */
+ convert_pixels_to_time(width, x+1, time_window,
+ &hashed_process_data->next_good_time);
+ }
+ }
+
+ return 0;
+}
+
+/* after_execmode_hook
+ *
+ * The draw after hook is called by the reading API to have a
+ * particular event drawn on the screen.
+ * @param hook_data ControlFlowData structure of the viewer.
+ * @param call_data Event context.
+ *
+ * This function adds items to be drawn in a queue for each process.
+ *
+ */
+int after_execmode_hook(void *hook_data, void *call_data)
+{
+ /**************** DOES NOTHING!! *************/
+ /* hook desactivated in drawing.c */
+ return 0;
+
+
+
+ EventsRequest *events_request = (EventsRequest*)hook_data;
+ ControlFlowData *control_flow_data = events_request->viewer_data;
+
+ LttvTracefileContext *tfc = (LttvTracefileContext *)call_data;
+
+ LttvTracefileState *tfs = (LttvTracefileState *)call_data;
+
+ LttEvent *e;
+ e = tfc->e;
+
+ LttTime evtime = ltt_event_time(e);
+
+ /* Add process to process list (if not present) */
+ LttvProcessState *process;
+ LttTime birth;
+ guint y = 0, height = 0, pl_height = 0;
+ HashedProcessData *hashed_process_data = NULL;
+
+ ProcessList *process_list = control_flow_data->process_list;
+
+ /* Find process pid_in in the list... */
+ process = tfs->process;
+ /* It should exist, because we are after the state update. */
+ g_assert(process != NULL);
+
+ guint pid = process->pid;
+
+ birth = process->creation_time;
+
+ if(likely(process_list->current_hash_data[tfc->index] != NULL)) {
+ hashed_process_data = process_list->current_hash_data[tfc->index];
+ } else {
+ hashed_process_data = processlist_get_process_data(process_list,
+ pid,
+ process->last_cpu_index,
+ &birth,
+ tfc->t_context->index);
+ if(unlikely(hashed_process_data == NULL))
+ {
+ g_assert(pid == 0 || pid != process->ppid);
+ /* Process not present */
+ const gchar *name = g_quark_to_string(process->name);
+ ProcessInfo *process_info;
+ processlist_add(process_list,
+ pid,
+ process->last_cpu_index,
+ process->ppid,
+ &birth,
+ tfc->t_context->index,
+ name,
+ &pl_height,
+ &process_info,
+ &hashed_process_data);
+ processlist_get_pixels_from_data(process_list,
+ hashed_process_data,
+ &y,
+ &height);
+ drawing_insert_square( control_flow_data->drawing, y, height);
+ }
+ /* Set the current process */
+ process_list->current_hash_data[process->last_cpu_index] =
+ hashed_process_data;
+ }
+
+ if(unlikely(ltt_time_compare(hashed_process_data->next_good_time,
+ evtime) <= 0))
+ {
+#if 0
+ processlist_get_pixels_from_data(process_list,
+ hashed_process_data,
+ &y,
+ &height);
+#endif //0
+ TimeWindow time_window =
+ lttvwindow_get_time_window(control_flow_data->tab);
+
+#ifdef EXTRA_CHECK
+ if(ltt_time_compare(evtime, time_window.start_time) == -1
+ || ltt_time_compare(evtime, time_window.end_time) == 1)
+ return;
+#endif //EXTRA_CHECK
+ Drawing_t *drawing = control_flow_data->drawing;
+ guint width = drawing->width;
+ guint new_x;
+
+ convert_time_to_pixels(
+ time_window,
+ evtime,
+ width,
+ &new_x);
+
+ if(hashed_process_data->x.middle != new_x) {
+ hashed_process_data->x.middle = new_x;
+ hashed_process_data->x.middle_used = FALSE;
+ hashed_process_data->x.middle_marked = FALSE;
+ }
+ }
+ return 0;
+}
+
+
+
+/* before_process_hook
+ *
+ * Draw lines for process event.
+ *
+ * @param hook_data ControlFlowData structure of the viewer.
+ * @param call_data Event context.
+ *
+ * This function adds items to be drawn in a queue for each process.
+ *
+ */
+int before_process_hook(void *hook_data, void *call_data)
+{
+ EventsRequest *events_request = (EventsRequest*)hook_data;
+ ControlFlowData *control_flow_data = events_request->viewer_data;
+
+ LttvTracefileContext *tfc = (LttvTracefileContext *)call_data;
+
+ LttvTracefileState *tfs = (LttvTracefileState *)call_data;
+
+ LttEvent *e;
+ e = tfc->e;
+
+ LttTime evtime = ltt_event_time(e);
+
+ guint sub_id;
+ {
+ LttField *f = ltt_event_field(e);
+ LttField *element;
+ element = ltt_field_member(f,0);
+ sub_id = ltt_event_get_long_unsigned(e,element);
+ }
+
+ if(sub_id == 3) { /* exit */
+
+ /* Add process to process list (if not present) */
+ LttvProcessState *process = tfs->process;
+ guint pid = process->pid;
+ LttTime birth;
+ guint y = 0, height = 0, pl_height = 0;
+ HashedProcessData *hashed_process_data = NULL;
+
+ ProcessList *process_list = control_flow_data->process_list;
+
+ g_assert(process != NULL);
+
+ birth = process->creation_time;
+
+ if(likely(process_list->current_hash_data[tfc->index] != NULL)) {
+ hashed_process_data = process_list->current_hash_data[tfc->index];
+ } else {
+ hashed_process_data = processlist_get_process_data(process_list,
+ pid,
+ process->last_cpu_index,
+ &birth,
+ tfc->t_context->index);
+ if(unlikely(hashed_process_data == NULL))
+ {
+ g_assert(pid == 0 || pid != process->ppid);
+ /* Process not present */
+ const gchar *name = g_quark_to_string(process->name);
+ ProcessInfo *process_info;
+ processlist_add(process_list,
+ pid,
+ process->last_cpu_index,
+ process->ppid,
+ &birth,
+ tfc->t_context->index,
+ name,
+ &pl_height,
+ &process_info,
+ &hashed_process_data);
+ processlist_get_pixels_from_data(process_list,
+ hashed_process_data,
+ &y,
+ &height);
+ drawing_insert_square( control_flow_data->drawing, y, height);
+ }
+ }
+
+ /* Now, the process is in the state hash and our own process hash.
+ * We definitely can draw the items related to the ending state.
+ */
+
+ if(likely(ltt_time_compare(hashed_process_data->next_good_time,
+ evtime) > 0))
+ {
+ if(unlikely(hashed_process_data->x.middle_marked == FALSE)) {
+ processlist_get_pixels_from_data(process_list,
+ hashed_process_data,
+ &y,
+ &height);
+ TimeWindow time_window =
+ lttvwindow_get_time_window(control_flow_data->tab);
+
+#ifdef EXTRA_CHECK
+ if(ltt_time_compare(evtime, time_window.start_time) == -1
+ || ltt_time_compare(evtime, time_window.end_time) == 1)
+ return;
+#endif //EXTRA_CHECK
+ Drawing_t *drawing = control_flow_data->drawing;
+ guint width = drawing->width;
+ guint x;
+ convert_time_to_pixels(
+ time_window,
+ evtime,
+ width,
+ &x);
+
+ /* Draw collision indicator */
+ gdk_gc_set_foreground(drawing->gc, &drawing_colors[COL_WHITE]);
+ gdk_draw_point(drawing->pixmap,
+ drawing->gc,
+ x,
+ y+(height/2)-3);
+ hashed_process_data->x.middle_marked = TRUE;
+ }
+ } else {
+ processlist_get_pixels_from_data(process_list,
+ hashed_process_data,
+ &y,
+ &height);
+ TimeWindow time_window =
+ lttvwindow_get_time_window(control_flow_data->tab);
+
+#ifdef EXTRA_CHECK
+ if(ltt_time_compare(evtime, time_window.start_time) == -1
+ || ltt_time_compare(evtime, time_window.end_time) == 1)
+ return;
+#endif //EXTRA_CHECK
+ Drawing_t *drawing = control_flow_data->drawing;
+ guint width = drawing->width;
+ guint x;
+
+ convert_time_to_pixels(
+ time_window,
+ evtime,
+ width,
+ &x);
+
+
+ /* Jump over draw if we are at the same x position */
+ if(unlikely(x == hashed_process_data->x.middle &&
+ hashed_process_data->x.middle_used))
+ {
+ if(unlikely(hashed_process_data->x.middle_marked == FALSE)) {
+ /* Draw collision indicator */
+ gdk_gc_set_foreground(drawing->gc, &drawing_colors[COL_WHITE]);
+ gdk_draw_point(drawing->pixmap,
+ drawing->gc,
+ x,
+ y+(height/2)-3);
+ hashed_process_data->x.middle_marked = TRUE;
+ }
+ /* jump */
+ } else {
+ DrawContext draw_context;
+
+ /* Now create the drawing context that will be used to draw
+ * items related to the last state. */
+ draw_context.drawable = drawing->pixmap;
+ draw_context.gc = drawing->gc;
+ draw_context.pango_layout = drawing->pango_layout;
+ draw_context.drawinfo.start.x = hashed_process_data->x.middle;
+ draw_context.drawinfo.end.x = x;
+
+ draw_context.drawinfo.y.over = y+1;
+ draw_context.drawinfo.y.middle = y+(height/2);
+ draw_context.drawinfo.y.under = y+height;
+
+ draw_context.drawinfo.start.offset.over = 0;
+ draw_context.drawinfo.start.offset.middle = 0;
+ draw_context.drawinfo.start.offset.under = 0;
+ draw_context.drawinfo.end.offset.over = 0;
+ draw_context.drawinfo.end.offset.middle = 0;
+ draw_context.drawinfo.end.offset.under = 0;
+
+ {
+ /* Draw the line */
+ PropertiesLine prop_line = prepare_s_e_line(process);
+ draw_line((void*)&prop_line, (void*)&draw_context);
+
+ }
+ /* become the last x position */
+ hashed_process_data->x.middle = x;
+ hashed_process_data->x.middle_used = TRUE;
+ hashed_process_data->x.middle_marked = FALSE;
+
+ /* Calculate the next good time */
+ convert_pixels_to_time(width, x+1, time_window,
+ &hashed_process_data->next_good_time);
+ }
+ }
+
+ }
+ return 0;
+