}
struct _LttvTraceContextPosition {
- LttEventPosition **tf_pos; /* Position in each trace */
+ LttEventPosition **tf_pos; /* Position in each tracefile */
guint nb_tracefile; /* Number of tracefiles (check) */
};
struct _LttvTracesetContextPosition {
- LttvTraceContextPosition *t_pos; /* Position in each trace */
+ LttvTraceContextPosition *t_pos; /* Position in each trace */
guint nb_trace; /* Number of traces (check) */
+ LttTime timestamp; /* Current time at the saved position */
};
void lttv_context_init(LttvTracesetContext *self, LttvTraceset *ts)
tfc->a = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL);
}
}
+ self->pqueue = g_tree_new(compare_tracefile);
lttv_process_traceset_seek_time(self, null_time);
lttv_traceset_context_compute_time_span(self, &self->time_span);
- self->e = NULL;
- self->pqueue = g_tree_new(compare_tracefile);
}
/* Note : a _middle must be preceded from a _seek or another middle */
guint lttv_process_traceset_middle(LttvTracesetContext *self,
LttTime end,
- unsigned nb_events,
+ guint nb_events,
const LttvTracesetContextPosition *end_position)
{
GTree *pqueue = self->pqueue;
/* End of traceset : tfc is NULL */
if(tfc == NULL)
{
- self->e = event;
return count;
}
if(last_ret == TRUE ||
count >= nb_events ||
- lttv_traceset_context_ctx_pos_compare(self,
- end_position) >= 0 ||
+ (end_position!=NULL)?FALSE:lttv_traceset_context_ctx_pos_compare(self,
+ end_position) >= 0 ||
ltt_time_compare(tfc->timestamp, end) >= 0)
{
- self->e = event;
return count;
}
LttEvent *event;
+ GTree *pqueue = self->ts_context->pqueue;
+
nb_tracefile = ltt_trace_control_tracefile_number(self->t) +
ltt_trace_per_cpu_tracefile_number(self->t);
for(i = 0 ; i < nb_tracefile ; i++) {
tfc = self->tracefiles[i];
ltt_tracefile_seek_time(tfc->tf, start);
+ g_tree_remove(pqueue, tfc);
event = ltt_tracefile_read(tfc->tf);
tfc->e = event;
if(event != NULL) {
tfc->timestamp = ltt_event_time(event);
- g_tree_insert(self->ts_context->pqueue, tfc, tfc);
+ g_tree_insert(pqueue, tfc, tfc);
}
}
}
LttvTracefileContext *tfc;
- /* Empty the pqueue */
-
- while(TRUE){
- tfc = NULL;
- g_tree_foreach(self->pqueue, get_first, &tfc);
- if(tfc == NULL) break;
- g_tree_remove(self->pqueue, &(tfc->timestamp));
- }
-
nb_trace = lttv_traceset_number(self->ts);
for(i = 0 ; i < nb_trace ; i++) {
tc = self->traces[i];
}
+gboolean lttv_process_tracefile_seek_position(LttvTracefileContext *self,
+ const LttEventPosition *pos)
+{
+ LttvTracefileContext *tfc = self;
+
+ LttEvent *event;
+
+ GTree *pqueue = self->t_context->ts_context->pqueue;
+
+ ltt_tracefile_seek_position(tfc->tf, pos);
+ g_tree_remove(pqueue, tfc);
+ event = ltt_tracefile_read(tfc->tf);
+ tfc->e = event;
+ if(event != NULL) {
+ tfc->timestamp = ltt_event_time(event);
+ g_tree_insert(pqueue, tfc, tfc);
+ }
+
+
+}
+
gboolean lttv_process_trace_seek_position(LttvTraceContext *self,
const LttvTraceContextPosition *pos)
{
for(i = 0 ; i < nb_tracefile ; i++) {
tfc = self->tracefiles[i];
- ltt_tracefile_seek_position(tfc->tf, pos->tf_pos[i]);
- event = ltt_tracefile_read(tfc->tf);
- tfc->e = event;
- if(event != NULL) {
- tfc->timestamp = ltt_event_time(event);
- g_tree_insert(self->ts_context->pqueue, tfc, tfc);
- }
+ lttv_process_tracefile_seek_position(tfc, pos->tf_pos[i]);
}
return TRUE;
if(nb_trace != pos->nb_trace)
return FALSE; /* Error */
- /* Empty the pqueue */
-
- while(TRUE){
- tfc = NULL;
- g_tree_foreach(self->pqueue, get_first, &tfc);
- if(tfc == NULL) break;
- g_tree_remove(self->pqueue, &(tfc->timestamp));
- }
-
for(i = 0 ; i < nb_trace ; i++) {
tc = self->traces[i];
sum_ret = sum_ret && lttv_process_trace_seek_position(tc, &pos->t_pos[i]);
LttEvent *event;
+ LttTime timestamp = self->time_span.end_time;
+
pos->nb_trace = nb_trace = lttv_traceset_number(self->ts);
pos->t_pos = g_new(LttvTraceContextPosition, nb_trace);
event = tfc->e;
ltt_event_position(event,
pos->t_pos[iter_trace].tf_pos[iter_tracefile]);
+ if(ltt_time_compare(tfc->timestamp, timestamp) < 0)
+ timestamp = tfc->timestamp;
}
}
+ pos->timestamp = timestamp;
}
void lttv_traceset_context_position_destroy(LttvTracesetContextPosition *pos)
}
+LttTime lttv_traceset_context_position_get_time(
+ const LttvTracesetContextPosition *pos)
+{
+ return pos->timestamp;
+}
+
+
+LttvTracefileContext *lttv_traceset_context_get_current_tfc(LttvTracesetContext *self)
+{
+ GTree *pqueue = self->pqueue;
+ LttvTracefileContext *tfc;
+
+ g_tree_foreach(pqueue, get_first, &tfc);
+
+ return tfc;
+}