* MA 02111-1307, USA.
*/
-
+#include <string.h>
#include <lttv/tracecontext.h>
#include <ltt/event.h>
#include <ltt/facility.h>
-gint compare_tracefile(gconstpointer a, gconstpointer b)
+static gint compare_tracefile(gconstpointer a, gconstpointer b)
{
- gint comparison;
-
- LttvTracefileContext *trace_a = (LttvTracefileContext *)a;
-
- LttvTracefileContext *trace_b = (LttvTracefileContext *)b;
-
- if(trace_a == trace_b) return 0;
- comparison = ltt_time_compare(trace_a->timestamp, trace_b->timestamp);
- if(comparison != 0) return comparison;
- if(trace_a->index < trace_b->index) return -1;
- else if(trace_a->index > trace_b->index) return 1;
- if(trace_a->t_context->index < trace_b->t_context->index) return -1;
- else if(trace_a->t_context->index > trace_b->t_context->index) return 1;
- g_assert(FALSE);
+ gint comparison = 0;
+
+ const LttvTracefileContext *trace_a = (const LttvTracefileContext *)a;
+ const LttvTracefileContext *trace_b = (const LttvTracefileContext *)b;
+
+ if(likely(trace_a != trace_b)) {
+ comparison = ltt_time_compare(trace_a->timestamp, trace_b->timestamp);
+ if(unlikely(comparison == 0)) {
+ if(trace_a->index < trace_b->index) comparison = -1;
+ else if(trace_a->index > trace_b->index) comparison = 1;
+ else if(trace_a->t_context->index < trace_b->t_context->index)
+ comparison = -1;
+ else if(trace_a->t_context->index > trace_b->t_context->index)
+ comparison = 1;
+ }
+ }
+ return comparison;
}
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)
***************************************************************************/
static void lttv_traceset_context_compute_time_span(
LttvTracesetContext *self,
- TimeInterval time_span)
+ TimeInterval *time_span)
{
LttvTraceset * traceset = self->ts;
int numTraces = lttv_traceset_number(traceset);
LttvTraceContext *tc;
LttTrace * trace;
- time_span.startTime.tv_sec = 0;
- time_span.startTime.tv_nsec = 0;
- time_span.endTime.tv_sec = 0;
- time_span.endTime.tv_nsec = 0;
+ time_span->start_time.tv_sec = 0;
+ time_span->start_time.tv_nsec = 0;
+ time_span->end_time.tv_sec = 0;
+ time_span->end_time.tv_nsec = 0;
for(i=0; i<numTraces;i++){
tc = self->traces[i];
ltt_trace_time_span_get(trace, &s, &e);
if(i==0){
- time_span.startTime = s;
- time_span.endTime = e;
+ time_span->start_time = s;
+ time_span->end_time = e;
}else{
- if(s.tv_sec < time_span.startTime.tv_sec
- || (s.tv_sec == time_span.startTime.tv_sec
- && s.tv_nsec < time_span.startTime.tv_nsec))
- time_span.startTime = s;
- if(e.tv_sec > time_span.endTime.tv_sec
- || (e.tv_sec == time_span.endTime.tv_sec
- && e.tv_nsec > time_span.endTime.tv_nsec))
- time_span.endTime = e;
+ if(s.tv_sec < time_span->start_time.tv_sec
+ || (s.tv_sec == time_span->start_time.tv_sec
+ && s.tv_nsec < time_span->start_time.tv_nsec))
+ time_span->start_time = s;
+ if(e.tv_sec > time_span->end_time.tv_sec
+ || (e.tv_sec == time_span->end_time.tv_sec
+ && e.tv_nsec > time_span->end_time.tv_nsec))
+ time_span->end_time = e;
}
}
}
tfc->tf = ltt_trace_per_cpu_tracefile_get(tc->t, j - nb_control);
}
tfc->t_context = tc;
+ tfc->e = ltt_event_new();
tfc->event = lttv_hooks_new();
tfc->event_by_id = lttv_hooks_by_id_new();
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;
+ lttv_traceset_context_compute_time_span(self, &self->time_span);
- self->pqueue = g_tree_new(compare_tracefile);
}
for(j = 0 ; j < nb_tracefile ; j++) {
tfc = tc->tracefiles[j];
+ ltt_event_destroy(tfc->e);
lttv_hooks_destroy(tfc->event);
lttv_hooks_by_id_destroy(tfc->event_by_id);
g_object_unref(tfc->a);
lttv_hooks_add_list(self->event, event);
if(event_by_id != NULL)
for(i = 0; i < lttv_hooks_by_id_max_id(event_by_id); i++) {
- hook = lttv_hooks_by_id_get(self->event_by_id, i);
- if(hook != NULL)
- lttv_hooks_remove_list(hook, lttv_hooks_by_id_get(event_by_id, i));
+ hook = lttv_hooks_by_id_find(self->event_by_id, i);
+ lttv_hooks_add_list(hook, lttv_hooks_by_id_get(event_by_id, i));
}
}
lttv_hooks_remove_list(self->event, event);
if(event_by_id != NULL)
for(i = 0; i < lttv_hooks_by_id_max_id(event_by_id); i++) {
- hook = lttv_hooks_by_id_find(self->event_by_id, i);
- lttv_hooks_add_list(hook, lttv_hooks_by_id_get(event_by_id, i));
+ hook = lttv_hooks_by_id_get(self->event_by_id, i);
+ if(hook != NULL)
+ lttv_hooks_remove_list(hook, lttv_hooks_by_id_get(event_by_id, i));
}
lttv_hooks_call(after_tracefile, self);
NULL, /* class_data */
sizeof (LttvTracesetContext),
0, /* n_preallocs */
- (GInstanceInitFunc) traceset_context_instance_init /* instance_init */
+ (GInstanceInitFunc) traceset_context_instance_init, /* instance_init */
+ NULL /* Value handling */
};
type = g_type_register_static (G_TYPE_OBJECT, "LttvTracesetContextType",
NULL, /* class_data */
sizeof (LttvTraceContext),
0, /* n_preallocs */
- (GInstanceInitFunc) trace_context_instance_init /* instance_init */
+ (GInstanceInitFunc) trace_context_instance_init, /* instance_init */
+ NULL /* Value handling */
};
type = g_type_register_static (G_TYPE_OBJECT, "LttvTraceContextType",
NULL, /* class_data */
sizeof (LttvTracefileContext),
0, /* n_preallocs */
- (GInstanceInitFunc) tracefile_context_instance_init /* instance_init */
+ (GInstanceInitFunc) tracefile_context_instance_init, /* instance_init */
+ NULL /* Value handling */
};
type = g_type_register_static (G_TYPE_OBJECT, "LttvTracefileContextType",
-gboolean get_first(gpointer key, gpointer value, gpointer user_data) {
+static gboolean get_first(gpointer key, gpointer value, gpointer user_data) {
*((LttvTracefileContext **)user_data) = (LttvTracefileContext *)value;
return TRUE;
}
+/* Put all the tracefiles at the tracefile context position */
+void lttv_process_traceset_synchronize_tracefiles(LttvTracesetContext *self)
+{
+ guint iter_trace, nb_trace;
+
+ LttvTraceContext *tc;
+
+ nb_trace = lttv_traceset_number(self->ts);
+
+ for(iter_trace = 0 ; iter_trace < nb_trace ; iter_trace++) {
+ tc = self->traces[iter_trace];
+ {
+ /* each trace */
+ guint iter_tf, nb_tracefile;
+
+ LttvTracefileContext *tfc;
+
+ nb_tracefile = ltt_trace_control_tracefile_number(tc->t) +
+ ltt_trace_per_cpu_tracefile_number(tc->t);
+
+ for(iter_tf = 0 ; iter_tf < nb_tracefile ; iter_tf++) {
+ tfc = tc->tracefiles[iter_tf];
+ {
+ /* each tracefile */
+ //ltt_tracefile_copy(tfc->tf_sync_data, tfc->tf);
+ LttEventPosition *ep = ltt_event_position_new();
+
+ ltt_event_position(tfc->e, ep);
+
+ ltt_tracefile_seek_position(tfc->tf, ep);
+ g_free(ep);
+ }
+ }
+ }
+ }
+}
+
+
void lttv_process_traceset_begin(LttvTracesetContext *self,
LttvHooks *before_traceset,
/* 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;
LttvTracefileContext *tfc;
- LttEvent *event;
-
unsigned count = 0;
+ gboolean last_ret = FALSE; /* return value of the last hook list called */
+
/* Get the next event from the pqueue, call its hooks,
reinsert in the pqueue the following event from the same tracefile
unless the tracefile is finished or the event is later than the
while(TRUE) {
tfc = NULL;
g_tree_foreach(pqueue, get_first, &tfc);
- if(tfc == NULL)
+ /* End of traceset : tfc is NULL */
+ if(unlikely(tfc == NULL))
{
- self->e = event;
return count;
}
* break the loop.
*/
- if(count >= nb_events ||
- lttv_traceset_context_ctx_pos_compare(self,
- end_position) >= 0 ||
- ltt_time_compare(tfc->timestamp, end) >= 0)
+ if(unlikely(last_ret == TRUE ||
+ count >= nb_events ||
+ (end_position!=NULL&<tv_traceset_context_ctx_pos_compare(self,
+ end_position) == 0)||
+ ltt_time_compare(end, tfc->timestamp) <= 0))
{
- self->e = event;
return count;
}
count++;
id = ltt_event_eventtype_id(tfc->e);
- lttv_hooks_call_merge(tfc->event, tfc,
+ last_ret = lttv_hooks_call_merge(tfc->event, tfc,
lttv_hooks_by_id_get(tfc->event_by_id, id), tfc);
- event = ltt_tracefile_read(tfc->tf);
- if(event != NULL) {
- tfc->e = event;
- tfc->timestamp = ltt_event_time(event);
- if(tfc->timestamp.tv_sec < end.tv_sec ||
- (tfc->timestamp.tv_sec == end.tv_sec &&
- tfc->timestamp.tv_nsec <= end.tv_nsec))
- g_tree_insert(pqueue, tfc, tfc);
+ if(likely(ltt_tracefile_read(tfc->tf, tfc->e) != NULL)) {
+ tfc->timestamp = ltt_event_time(tfc->e);
+ g_tree_insert(pqueue, tfc, tfc);
}
}
}
LttvTracefileContext *tfc;
- 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);
- 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_remove(pqueue, tfc);
+ if(likely(ltt_tracefile_read(tfc->tf, tfc->e) != NULL)) {
+ tfc->timestamp = ltt_event_time(tfc->e);
+ g_tree_insert(pqueue, tfc, tfc);
}
}
}
LttvTraceContext *tc;
- 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;
+
+ GTree *pqueue = self->t_context->ts_context->pqueue;
+
+ ltt_tracefile_seek_position(tfc->tf, pos);
+ g_tree_remove(pqueue, tfc);
+ if(likely(ltt_tracefile_read(tfc->tf, tfc->e) != NULL)) {
+ tfc->timestamp = ltt_event_time(tfc->e);
+ g_tree_insert(pqueue, tfc, tfc);
+ }
+
+ return TRUE;
+}
+
gboolean lttv_process_trace_seek_position(LttvTraceContext *self,
const LttvTraceContextPosition *pos)
{
LttvTracefileContext *tfc;
- LttEvent *event;
-
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_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;
LttvTraceContext *tc;
- LttvTracefileContext *tfc;
-
nb_trace = lttv_traceset_number(self->ts);
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]);
LttEventType *et;
- guint nb, pos, i;
-
- char *name;
+ guint nb, pos;
nb = ltt_trace_facility_find(t, facility, &pos);
- if(nb < 1) g_error("No %s facility", facility);
+ if(unlikely(nb < 1)) g_error("No %s facility", facility);
f = ltt_trace_facility_get(t, pos);
et = ltt_facility_eventtype_get_by_name(f, event_type);
- if(et == NULL) g_error("Event %s does not exist", event_type);
+ if(unlikely(et == NULL)) g_error("Event %s does not exist", event_type);
th->h = h;
th->id = ltt_eventtype_id(et);
}
+LttvTracesetContextPosition *lttv_traceset_context_position_new()
+{
+ return g_new(LttvTracesetContextPosition,1);
+}
+
+
void lttv_traceset_context_position_save(const LttvTracesetContext *self,
LttvTracesetContextPosition *pos)
{
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);
pos->t_pos[iter_trace].tf_pos = g_new(LttEventPosition*, nb_tracefile);
for(iter_tracefile = 0; iter_tracefile < nb_tracefile; iter_tracefile++) {
- pos->t_pos[iter_trace].tf_pos[iter_tracefile]
- = ltt_event_position_new();
tfc = tc->tracefiles[iter_tracefile];
event = tfc->e;
- ltt_event_position(event,
- pos->t_pos[iter_trace].tf_pos[iter_tracefile]);
+ if(event!=NULL) {
+ pos->t_pos[iter_trace].tf_pos[iter_tracefile]
+ = ltt_event_position_new();
+ ltt_event_position(event,
+ pos->t_pos[iter_trace].tf_pos[iter_tracefile]);
+ } else {
+ pos->t_pos[iter_trace].tf_pos[iter_tracefile] = NULL;
+ }
+ if(ltt_time_compare(tfc->timestamp, timestamp) < 0)
+ timestamp = tfc->timestamp;
}
}
+ pos->timestamp = timestamp;
}
void lttv_traceset_context_position_destroy(LttvTracesetContextPosition *pos)
{
- guint nb_trace, nb_tracefile;
+ guint nb_trace;
guint iter_trace, iter_tracefile;
nb_trace = pos->nb_trace;
for(iter_tracefile = 0; iter_tracefile <
pos->t_pos[iter_trace].nb_tracefile;
iter_tracefile++) {
-
- g_free(pos->t_pos[iter_trace].tf_pos[iter_tracefile]);
+ if(pos->t_pos[iter_trace].tf_pos[iter_tracefile] != NULL)
+ g_free(pos->t_pos[iter_trace].tf_pos[iter_tracefile]);
}
g_free(pos->t_pos[iter_trace].tf_pos);
}
}
+void lttv_traceset_context_position_copy(LttvTracesetContextPosition *dest,
+ const LttvTracesetContextPosition *src)
+{
+ guint nb_trace, nb_tracefile;
+ guint iter_trace, iter_tracefile;
+
+ nb_trace = dest->nb_trace = src->nb_trace;
+ dest->t_pos = g_new(LttvTraceContextPosition, nb_trace);
+
+ for(iter_trace = 0 ; iter_trace < nb_trace ; iter_trace++) {
+
+ nb_tracefile = dest->t_pos[iter_trace].nb_tracefile =
+ src->t_pos[iter_trace].nb_tracefile;
+
+ for(iter_tracefile = 0; iter_tracefile < nb_tracefile; iter_tracefile++) {
+ dest->t_pos[iter_trace].tf_pos[iter_tracefile] =
+ ltt_event_position_new();
+ if(src->t_pos[iter_trace].tf_pos[iter_tracefile] != NULL)
+ ltt_event_position_copy(
+ dest->t_pos[iter_trace].tf_pos[iter_tracefile],
+ src->t_pos[iter_trace].tf_pos[iter_tracefile]);
+ else
+ dest->t_pos[iter_trace].tf_pos[iter_tracefile] = NULL;
+ }
+ }
+
+ dest->timestamp = src->timestamp;
+}
+
gint lttv_traceset_context_ctx_pos_compare(const LttvTracesetContext *self,
const LttvTracesetContextPosition *pos)
{
nb_trace = lttv_traceset_number(self->ts);
- if(pos->nb_trace != nb_trace)
+ if(unlikely(pos->nb_trace != nb_trace))
g_error("lttv_traceset_context_ctx_pos_compare : nb_trace does not match.");
for(iter_trace = 0 ; iter_trace < nb_trace ; iter_trace++) {
nb_tracefile = ltt_trace_control_tracefile_number(tc->t) +
ltt_trace_per_cpu_tracefile_number(tc->t);
- if(pos->t_pos[iter_trace].nb_tracefile != nb_tracefile)
+ if(unlikely(pos->t_pos[iter_trace].nb_tracefile != nb_tracefile))
g_error("lttv_traceset_context_ctx_pos_compare : nb_tracefile does not match.");
for(iter_tracefile = 0; iter_tracefile < nb_tracefile; iter_tracefile++) {
tfc = tc->tracefiles[iter_tracefile];
event = tfc->e;
- if(
- ret =
- ltt_event_event_position_compare(event,
- pos->t_pos[iter_trace].tf_pos[iter_tracefile])
- != 0)
+ ret = ltt_event_event_position_compare(event,
+ pos->t_pos[iter_trace].tf_pos[iter_tracefile]);
+ if(ret != 0)
return ret;
}
}
gint ret;
nb_trace = pos1->nb_trace;
- if(nb_trace != pos2->nb_trace)
+ if(unlikely(nb_trace != pos2->nb_trace))
g_error("lttv_traceset_context_pos_pos_compare : nb_trace does not match.");
for(iter_trace = 0 ; iter_trace < nb_trace ; iter_trace++) {
nb_tracefile = pos1->t_pos[iter_trace].nb_tracefile;
- if(nb_tracefile != pos2->t_pos[iter_trace].nb_tracefile)
+ if(unlikely(nb_tracefile != pos2->t_pos[iter_trace].nb_tracefile))
g_error("lttv_traceset_context_ctx_pos_compare : nb_tracefile does not match.");
for(iter_tracefile = 0; iter_tracefile < nb_tracefile; iter_tracefile++) {
- if(ret =
- ltt_event_position_compare(
+ ret = ltt_event_position_compare(
pos1->t_pos[iter_trace].tf_pos[iter_tracefile],
- pos2->t_pos[iter_trace].tf_pos[iter_tracefile])
- != 0)
+ pos2->t_pos[iter_trace].tf_pos[iter_tracefile]);
+ if(ret != 0)
return ret;
}
}
}
+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 = NULL;
+
+ g_tree_foreach(pqueue, get_first, &tfc);
+
+ return tfc;
+}
projects / lttv.git / blobdiff