* MA 02111-1307, USA.
*/
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <string.h>
#include <lttv/tracecontext.h>
#include <ltt/event.h>
#include <ltt/facility.h>
#include <ltt/trace.h>
#include <ltt/type.h>
+#include <errno.h>
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_b->timestamp, trace_a->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 */
- guint nb_tracefile; /* Number of tracefiles (check) */
-};
-
struct _LttvTracesetContextPosition {
- LttvTraceContextPosition *t_pos; /* Position in each trace */
- guint nb_trace; /* Number of traces (check) */
+ GArray *ep; /* Array of LttEventPosition */
+ GArray *tfc; /* Array of corresponding
+ TracefileContext* */
+ LttTime timestamp; /* Current time at the saved position */
};
void lttv_context_init(LttvTracesetContext *self, LttvTraceset *ts)
}
}
+static void init_tracefile_context(LttTracefile *tracefile,
+ LttvTraceContext *tc)
+{
+ LttvTracefileContext *tfc;
+ LttvTracesetContext *tsc = tc->ts_context;
+
+ tfc = LTTV_TRACESET_CONTEXT_GET_CLASS(tsc)->new_tracefile_context(tsc);
+
+ tfc->index = tc->tracefiles->len;
+ tc->tracefiles = g_array_append_val(tc->tracefiles, tfc);
+
+ tfc->tf = tracefile;
+
+ tfc->t_context = tc;
+ tfc->event = lttv_hooks_new();
+ tfc->event_by_id = lttv_hooks_by_id_new();
+ tfc->a = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL);
+}
+
static void
init(LttvTracesetContext *self, LttvTraceset *ts)
LttvTraceContext *tc;
- LttvTracefileContext *tfc;
+ GData **tracefiles_groups;
- LttTime null_time = {0, 0};
+ struct compute_tracefile_group_args args;
nb_trace = lttv_traceset_number(ts);
self->ts = ts;
tc->t = lttv_trace(tc->vt);
tc->a = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL);
tc->t_a = lttv_trace_attribute(tc->vt);
+ tc->tracefiles = g_array_sized_new(FALSE, TRUE,
+ sizeof(LttvTracefileContext*), 10);
+
+ tracefiles_groups = ltt_trace_get_tracefiles_groups(tc->t);
+
+ args.func = (ForEachTraceFileFunc)init_tracefile_context;
+ args.func_args = tc;
+
+ g_datalist_foreach(tracefiles_groups,
+ (GDataForeachFunc)compute_tracefile_group,
+ &args);
+
+#if 0
nb_control = ltt_trace_control_tracefile_number(tc->t);
nb_per_cpu = ltt_trace_per_cpu_tracefile_number(tc->t);
nb_tracefile = nb_control + nb_per_cpu;
tfc->control = FALSE;
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);
}
+#endif //0
+
}
- lttv_process_traceset_seek_time(self, null_time);
+ self->pqueue = g_tree_new(compare_tracefile);
+ lttv_process_traceset_seek_time(self, ltt_time_zero);
lttv_traceset_context_compute_time_span(self, &self->time_span);
- self->e = NULL;
- self->pqueue = g_tree_new(compare_tracefile);
}
LttvTraceContext *tc;
- LttvTracefileContext *tfc;
+ LttvTracefileContext **tfc;
LttvTraceset *ts = self->ts;
g_object_unref(tc->a);
- nb_tracefile = ltt_trace_control_tracefile_number(tc->t) +
- ltt_trace_per_cpu_tracefile_number(tc->t);
+ nb_tracefile = tc->tracefiles->len;
for(j = 0 ; j < nb_tracefile ; j++) {
- tfc = tc->tracefiles[j];
- lttv_hooks_destroy(tfc->event);
- lttv_hooks_by_id_destroy(tfc->event_by_id);
- g_object_unref(tfc->a);
- g_object_unref(tfc);
+ tfc = &g_array_index(tc->tracefiles, LttvTracefileContext*, j);
+ lttv_hooks_destroy((*tfc)->event);
+ lttv_hooks_by_id_destroy((*tfc)->event_by_id);
+ g_object_unref((*tfc)->a);
+ g_object_unref(*tfc);
}
- g_free(tc->tracefiles);
+ g_array_free(tc->tracefiles, TRUE);
g_object_unref(tc);
}
g_free(self->traces);
{
guint i, nb_tracefile;
- LttvTracefileContext *tfc;
+ LttvTracefileContext **tfc;
lttv_hooks_call(before_trace, self);
- nb_tracefile = ltt_trace_control_tracefile_number(self->t) +
- ltt_trace_per_cpu_tracefile_number(self->t);
+
+ nb_tracefile = self->tracefiles->len;
for(i = 0 ; i < nb_tracefile ; i++) {
- tfc = self->tracefiles[i];
- lttv_tracefile_context_add_hooks(tfc,
+ tfc = &g_array_index(self->tracefiles, LttvTracefileContext*, i);
+ lttv_tracefile_context_add_hooks(*tfc,
before_tracefile,
event,
event_by_id);
{
guint i, nb_tracefile;
- LttvTracefileContext *tfc;
+ LttvTracefileContext **tfc;
- nb_tracefile = ltt_trace_control_tracefile_number(self->t) +
- ltt_trace_per_cpu_tracefile_number(self->t);
+ nb_tracefile = self->tracefiles->len;
for(i = 0 ; i < nb_tracefile ; i++) {
- tfc = self->tracefiles[i];
- lttv_tracefile_context_remove_hooks(tfc,
+ tfc = &g_array_index(self->tracefiles, LttvTracefileContext*, i);
+ lttv_tracefile_context_remove_hooks(*tfc,
after_tracefile,
event,
event_by_id);
LttvHooks *event,
LttvHooksById *event_by_id)
{
- guint i;
+ guint i, index;
LttvHooks *hook;
lttv_hooks_call(before_tracefile, self);
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));
+ if(event_by_id != NULL) {
+ for(i = 0; i < event_by_id->array->len; i++) {
+ index = g_array_index(event_by_id->array, guint, i);
+ hook = lttv_hooks_by_id_find(self->event_by_id, index);
+ lttv_hooks_add_list(hook, lttv_hooks_by_id_get(event_by_id, index));
}
-
+ }
}
void lttv_tracefile_context_remove_hooks(LttvTracefileContext *self,
LttvHooks *event,
LttvHooksById *event_by_id)
{
- guint i;
+ guint i, index;
LttvHooks *hook;
-
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));
+ if(event_by_id != NULL) {
+ for(i = 0; i < event_by_id->array->len; i++) {
+ index = g_array_index(event_by_id->array, guint, i);
+ hook = lttv_hooks_by_id_get(self->event_by_id, index);
+ if(hook != NULL)
+ lttv_hooks_remove_list(hook, lttv_hooks_by_id_get(event_by_id, index));
}
+ }
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) {
+ g_assert(key == value);
*((LttvTracefileContext **)user_data) = (LttvTracefileContext *)value;
return TRUE;
}
+static gboolean test_tree(gpointer key, gpointer value, gpointer user_data) {
+
+ LttvTracefileContext *tfc = (LttvTracefileContext *)key;
+
+ g_debug("Tracefile name %s, time %lu.%lu, tfi %u, ti %u",
+ g_quark_to_string(ltt_tracefile_name(tfc->tf)),
+ tfc->timestamp.tv_sec, tfc->timestamp.tv_nsec,
+ tfc->index, tfc->t_context->index);
+
+ if(((LttvTracefileContext *)user_data) == (LttvTracefileContext *)value) {
+ g_assert(compare_tracefile(user_data, value) == 0);
+ } else
+ g_assert(compare_tracefile(user_data, value) != 0);
+
+ //g_assert(((LttvTracefileContext *)user_data) != (LttvTracefileContext *)value);
+ return FALSE;
+}
+
void lttv_process_traceset_begin(LttvTracesetContext *self,
/* 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;
- guint id;
+ guint fac_id, ev_id, id;
LttvTracefileContext *tfc;
- LttEvent *event;
-
+ LttEvent *e;
+
unsigned count = 0;
+ guint read_ret = FALSE;
+
gboolean last_ret = FALSE; /* return value of the last hook list called */
/* Get the next event from the pqueue, call its hooks,
tfc = NULL;
g_tree_foreach(pqueue, get_first, &tfc);
/* End of traceset : tfc is NULL */
- if(tfc == NULL)
+ if(unlikely(tfc == NULL))
{
- self->e = event;
return count;
}
* break the loop.
*/
- if(last_ret == TRUE ||
- 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) && (nb_events != G_MAXULONG)) ||
+ (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;
}
/* Get the tracefile with an event for the smallest time found. If two
or more tracefiles have events for the same time, hope that lookup
and remove are consistent. */
-
+
+#ifdef DEBUG
+ g_debug("test tree before remove");
+ g_tree_foreach(pqueue, test_tree, tfc);
+#endif //DEBUG
g_tree_remove(pqueue, tfc);
- count++;
- id = ltt_event_eventtype_id(tfc->e);
+#ifdef DEBUG
+ g_debug("test tree after remove");
+ g_tree_foreach(pqueue, test_tree, tfc);
+#endif //DEBUG
+
+ count++;
+
+ e = ltt_tracefile_get_event(tfc->tf);
+ fac_id = ltt_event_facility_id(e);
+ ev_id = ltt_event_eventtype_id(e);
+ id = GET_HOOK_ID(fac_id, ev_id);
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);
+ read_ret = ltt_tracefile_read(tfc->tf);
+
+ if(likely(!read_ret)) {
+ g_debug("An event is ready");
+ tfc->timestamp = ltt_event_time(e);
+
g_tree_insert(pqueue, tfc, tfc);
+ } else {
+ tfc->timestamp = ltt_time_infinite;
+
+ if(read_ret == ERANGE)
+ g_debug("End of trace");
+ else
+ g_error("Error happened in lttv_process_traceset_middle");
}
}
}
event_by_id);
}
+/* Subtile modification :
+ * if tracefile has no event at or after the time requested, it is not put in
+ * the queue, as the next read would fail. */
void lttv_process_trace_seek_time(LttvTraceContext *self, LttTime start)
{
guint i, nb_tracefile;
- LttvTracefileContext *tfc;
+ gint ret;
+
+ 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);
+ nb_tracefile = self->tracefiles->len;
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);
+ tfc = &g_array_index(self->tracefiles, LttvTracefileContext*, i);
+
+ g_tree_remove(pqueue, *tfc);
+
+ ret = ltt_tracefile_seek_time((*tfc)->tf, start);
+ if(ret == EPERM) g_error("error in lttv_process_trace_seek_time seek");
+
+ if(ret == 0) { /* not ERANGE especially */
+ (*tfc)->timestamp = ltt_event_time(ltt_tracefile_get_event((*tfc)->tf));
+ g_tree_insert(pqueue, (*tfc), (*tfc));
+ } else {
+ (*tfc)->timestamp = ltt_time_infinite;
}
}
}
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_trace_seek_position(LttvTraceContext *self,
- const LttvTraceContextPosition *pos)
-{
- guint i, nb_tracefile;
-
- LttvTracefileContext *tfc;
-
- LttEvent *event;
-
- nb_tracefile = ltt_trace_control_tracefile_number(self->t) +
- ltt_trace_per_cpu_tracefile_number(self->t);
-
- if(nb_tracefile != pos->nb_tracefile)
- return FALSE; /* Error */
-
- 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);
- }
- }
-
- return TRUE;
-}
-
-
-
gboolean lttv_process_traceset_seek_position(LttvTracesetContext *self,
const LttvTracesetContextPosition *pos)
{
- guint i, nb_trace;
- gboolean sum_ret = TRUE;
-
+ guint i;
LttvTraceContext *tc;
-
LttvTracefileContext *tfc;
- nb_trace = lttv_traceset_number(self->ts);
+ g_tree_destroy(self->pqueue);
+ self->pqueue = g_tree_new(compare_tracefile);
- 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]);
+ for(i=0;i<pos->ep->len; i++) {
+ LttEventPosition **ep = &g_array_index(pos->ep, LttEventPosition*, i);
+ LttvTracefileContext **tfc =
+ &g_array_index(pos->tfc, LttvTracefileContext*, i);
+ if(*ep != NULL) {
+ g_assert(ltt_tracefile_seek_position((*tfc)->tf, *ep) == 0);
+ (*tfc)->timestamp = ltt_event_time(ltt_tracefile_get_event((*tfc)->tf));
+ g_tree_insert(self->pqueue, (*tfc), (*tfc));
+ } else {
+ (*tfc)->timestamp = ltt_time_infinite;
+ }
}
-
- return sum_ret;
+ return TRUE;
}
static LttField *
-find_field(LttEventType *et, const char *field)
+find_field(LttEventType *et, const GQuark field)
{
LttType *t;
guint i, nb;
- char *name;
-
- if(field == NULL) return NULL;
+ GQuark name;
+ /* Field is unset */
+ if(field == 0) return NULL;
+
f = ltt_eventtype_field(et);
t = ltt_eventtype_type(et);
g_assert(ltt_type_class(t) == LTT_STRUCT);
nb = ltt_type_member_number(t);
for(i = 0 ; i < nb ; i++) {
ltt_type_member_type(t, i, &name);
- if(strcmp(name, field) == 0) break;
+ if(name == field) break;
}
g_assert(i < nb);
return ltt_field_member(f, i);
}
+LttvTraceHookByFacility *lttv_trace_hook_get_fac(LttvTraceHook *th,
+ guint facility_id)
+{
+ return &g_array_index(th->fac_index, LttvTraceHookByFacility, facility_id);
+}
+
+/* Get the first facility corresponding to the name. As the types must be
+ * compatible, it is relevant to use the field name and sizes of the first
+ * facility to create data structures and assume the data will be compatible
+ * thorough the trace */
+LttvTraceHookByFacility *lttv_trace_hook_get_first(LttvTraceHook *th)
+{
+ g_assert(th->fac_list->len > 0);
+ return g_array_index(th->fac_list, LttvTraceHookByFacility*, 0);
+}
+
-void
-lttv_trace_find_hook(LttTrace *t, char *facility, char *event_type,
- char *field1, char *field2, char *field3, LttvHook h, LttvTraceHook *th)
+/* Returns 0 on success, -1 if fails. */
+gint
+lttv_trace_find_hook(LttTrace *t, GQuark facility, GQuark event,
+ GQuark field1, GQuark field2, GQuark field3, LttvHook h, LttvTraceHook *th)
{
LttFacility *f;
- LttEventType *et;
+ LttEventType *et, *first_et;
- guint nb, pos, i;
+ GArray *facilities;
- char *name;
+ guint i, fac_id, ev_id;
- nb = ltt_trace_facility_find(t, facility, &pos);
- if(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);
+ LttvTraceHookByFacility *thf, *first_thf;
+
+ facilities = ltt_trace_facility_get_by_name(t, facility);
+
+ if(unlikely(facilities == NULL)) goto facility_error;
+
+ th->fac_index = g_array_sized_new(FALSE, TRUE,
+ sizeof(LttvTraceHookByFacility),
+ NUM_FACILITIES);
+ th->fac_index = g_array_set_size(th->fac_index, NUM_FACILITIES);
+
+ th->fac_list = g_array_sized_new(FALSE, TRUE,
+ sizeof(LttvTraceHookByFacility*),
+ facilities->len);
+ th->fac_list = g_array_set_size(th->fac_list, facilities->len);
+
+ fac_id = g_array_index(facilities, guint, 0);
+ f = ltt_trace_get_facility_by_num(t, fac_id);
- th->h = h;
- th->id = ltt_eventtype_id(et);
- th->f1 = find_field(et, field1);
- th->f2 = find_field(et, field2);
- th->f3 = find_field(et, field3);
+ et = ltt_facility_eventtype_get_by_name(f, event);
+ if(unlikely(et == NULL)) goto event_error;
+
+ thf = &g_array_index(th->fac_index, LttvTraceHookByFacility, fac_id);
+ g_array_index(th->fac_list, LttvTraceHookByFacility*, 0) = thf;
+
+ ev_id = ltt_eventtype_id(et);
+
+ thf->h = h;
+ thf->id = GET_HOOK_ID(fac_id, ev_id);
+ thf->f1 = find_field(et, field1);
+ thf->f2 = find_field(et, field2);
+ thf->f3 = find_field(et, field3);
+
+ first_thf = thf;
+
+ /* Check for type compatibility too */
+ for(i=1;i<facilities->len;i++) {
+ fac_id = g_array_index(facilities, guint, i);
+ f = ltt_trace_get_facility_by_num(t, fac_id);
+
+ et = ltt_facility_eventtype_get_by_name(f, ltt_eventtype_name(et));
+ if(unlikely(et == NULL)) goto event_error;
+
+ thf = &g_array_index(th->fac_index, LttvTraceHookByFacility, fac_id);
+ g_array_index(th->fac_list, LttvTraceHookByFacility*, i) = thf;
+ ev_id = ltt_eventtype_id(et);
+ thf->h = h;
+ thf->id = GET_HOOK_ID(fac_id, ev_id);
+ thf->f1 = find_field(et, field1);
+ if(check_fields_compatibility(first_et, et,
+ first_thf->f1, thf->f1))
+ goto type_error;
+
+ thf->f2 = find_field(et, field2);
+ if(check_fields_compatibility(first_et, et,
+ first_thf->f2, thf->f2))
+ goto type_error;
+
+ thf->f3 = find_field(et, field3);
+ if(check_fields_compatibility(first_et, et,
+ first_thf->f3, thf->f3))
+ goto type_error;
+ }
+
+ return 0;
+
+type_error:
+ goto free;
+event_error:
+ g_error("Event type %s does not exist",
+ g_quark_to_string(ltt_eventtype_name(et)));
+ goto free;
+facility_error:
+ g_error("No %s facility", g_quark_to_string(facility));
+ goto free;
+free:
+ g_array_free(th->fac_index, TRUE);
+ g_array_free(th->fac_list, TRUE);
+ th->fac_index = NULL;
+ th->fac_list = NULL;
+ return -1;
+}
+
+void lttv_trace_hook_destroy(LttvTraceHook *th)
+{
+ g_array_free(th->fac_index, TRUE);
+ g_array_free(th->fac_list, TRUE);
}
+LttvTracesetContextPosition *lttv_traceset_context_position_new()
+{
+ LttvTracesetContextPosition *pos = g_new(LttvTracesetContextPosition,1);
+ pos->ep = g_array_sized_new(FALSE, TRUE, sizeof(LttEventPosition*),
+ 10);
+ pos->tfc = g_array_sized_new(FALSE, TRUE, sizeof(LttvTracefileContext*),
+ 10);
+ pos->timestamp = ltt_time_infinite;
+ return pos;
+}
+
+/* Save all positions, the ones not in the pqueue will have NULL
+ * ep. */
void lttv_traceset_context_position_save(const LttvTracesetContext *self,
LttvTracesetContextPosition *pos)
{
- guint nb_trace, nb_tracefile;
- guint iter_trace, iter_tracefile;
-
- LttvTraceContext *tc;
-
- LttvTracefileContext *tfc;
+ guint i;
+ guint num_traces = lttv_traceset_number(self->ts);
+
+ for(i=0; i<num_traces;i++) {
+ GArray * tracefiles = self->traces[i]->tracefiles;
+ guint j;
+ guint num_tracefiles = tracefiles->len;
+
+ for(j=0;j<num_tracefiles;j++) {
+ LttvTracefileContext **tfc = &g_array_index(tracefiles,
+ LttvTracefileContext*, j);
+
+ LttEvent *event = ltt_tracefile_get_event((*tfc)->tf);
+ LttEventPosition *ep;
+
+ if(ltt_time_compare((*tfc)->timestamp, ltt_time_infinite) != 0) {
+ ep = ltt_event_position_new();
+ ltt_event_position(event, ep);
+ if(ltt_time_compare((*tfc)->timestamp, pos->timestamp) < 0)
+ pos->timestamp = (*tfc)->timestamp;
+ } else {
+ ep = NULL;
+ }
+ g_array_append_val(pos->tfc, *tfc);
+ g_array_append_val(pos->ep, ep);
+ }
- LttEvent *event;
+ }
+}
- pos->nb_trace = nb_trace = lttv_traceset_number(self->ts);
- pos->t_pos = g_new(LttvTraceContextPosition, nb_trace);
+void lttv_traceset_context_position_destroy(LttvTracesetContextPosition *pos)
+{
+ int i;
+ LttEventPosition **ep;
- for(iter_trace = 0 ; iter_trace < nb_trace ; iter_trace++) {
- tc = self->traces[iter_trace];
- pos->t_pos[iter_trace].nb_tracefile = nb_tracefile =
- ltt_trace_control_tracefile_number(tc->t) +
- ltt_trace_per_cpu_tracefile_number(tc->t);
-
- 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]);
- }
+ for(i=0;i<pos->ep->len;i++) {
+ ep = &g_array_index(pos->ep, LttEventPosition*, i);
+ if(*ep != NULL)
+ g_free(*ep);
}
+ g_array_free(pos->ep, TRUE);
+ g_array_free(pos->tfc, TRUE);
+ g_free(pos);
}
-void lttv_traceset_context_position_destroy(LttvTracesetContextPosition *pos)
+void lttv_traceset_context_position_copy(LttvTracesetContextPosition *dest,
+ const LttvTracesetContextPosition *src)
{
- guint nb_trace, nb_tracefile;
- guint iter_trace, iter_tracefile;
+ int i;
+ LttEventPosition **src_ep, **dest_ep;
- nb_trace = pos->nb_trace;
+ g_array_set_size(dest->ep, src->ep->len);
+ g_array_set_size(dest->tfc, src->tfc->len);
- for(iter_trace = 0 ; iter_trace < nb_trace ; iter_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]);
- }
- g_free(pos->t_pos[iter_trace].tf_pos);
+ for(i=0;i<src->ep->len;i++) {
+ src_ep = &g_array_index(src->ep, LttEventPosition*, i);
+ dest_ep = &g_array_index(dest->ep, LttEventPosition*, i);
+ if(*src_ep != NULL) {
+ *dest_ep = ltt_event_position_new();
+ ltt_event_position_copy(
+ *dest_ep,
+ *src_ep);
+ } else
+ *dest_ep = NULL;
}
- g_free(pos->t_pos);
-
+ for(i=0;i<src->tfc->len;i++) {
+ g_array_index(dest->tfc, LttvTracefileContext*, i) =
+ g_array_index(src->tfc, LttvTracefileContext*, i);
+ }
+ dest->timestamp = src->timestamp;
}
gint lttv_traceset_context_ctx_pos_compare(const LttvTracesetContext *self,
const LttvTracesetContextPosition *pos)
{
- guint nb_trace, nb_tracefile;
- guint iter_trace, iter_tracefile;
- gint ret;
-
- LttvTraceContext *tc;
-
- LttvTracefileContext *tfc;
-
- LttEvent *event;
-
- nb_trace = lttv_traceset_number(self->ts);
-
- if(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++) {
- tc = self->traces[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)
- 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)
- return ret;
+ int i;
+ int ret;
+
+ for(i=0;i<pos->ep->len;i++) {
+ LttEventPosition *ep = g_array_index(pos->ep, LttEventPosition*, i);
+ LttvTracefileContext *tfc =
+ g_array_index(pos->tfc, LttvTracefileContext*, i);
+
+ if(ep == NULL) {
+ if(ltt_time_compare(tfc->timestamp, ltt_time_infinite) != 0) {
+ ret = -1;
+ }
+ } else {
+ if(ltt_time_compare(tfc->timestamp, ltt_time_infinite) == 0) {
+ ret = 1;
+ } else {
+ LttEvent *event = ltt_tracefile_get_event(tfc->tf);
+
+ ret = ltt_event_position_compare((LttEventPosition*)event,
+ ep);
+ }
}
+ if(ret != 0) return ret;
+
}
return 0;
}
const LttvTracesetContextPosition *pos1,
const LttvTracesetContextPosition *pos2)
{
- guint nb_trace, nb_tracefile;
- guint iter_trace, iter_tracefile;
+ int i, j;
+ int ret;
- gint ret;
-
- nb_trace = pos1->nb_trace;
- if(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)
- 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(
- pos1->t_pos[iter_trace].tf_pos[iter_tracefile],
- pos2->t_pos[iter_trace].tf_pos[iter_tracefile])
- != 0)
- return ret;
+ for(i=0;i<pos1->ep->len;i++) {
+ LttEventPosition *ep1 = g_array_index(pos1->ep, LttEventPosition*, i);
+ LttvTracefileContext *tfc1 = g_array_index(pos1->tfc,
+ LttvTracefileContext*, i);
+
+ if(ep1 != NULL) {
+ for(j=0;j<pos2->ep->len;j++) {
+ LttEventPosition *ep2 = g_array_index(pos2->ep, LttEventPosition*, j);
+ LttvTracefileContext *tfc2 = g_array_index(pos2->tfc,
+ LttvTracefileContext*, j);
+ if(tfc1 == tfc2) {
+ if(ep2 != NULL)
+ ret = ltt_event_position_compare(ep1, ep2);
+ else
+ ret = -1;
+
+ if(ret != 0) return ret;
+ }
+ }
+ } else {
+ for(j=0;j<pos2->ep->len;j++) {
+ LttEventPosition *ep2 = g_array_index(pos2->ep, LttEventPosition*, j);
+ LttvTracefileContext *tfc2 = g_array_index(pos2->tfc,
+ LttvTracefileContext*, j);
+ if(tfc1 == tfc2) {
+ if(ep2 != NULL) ret = 1;
+ }
+ }
}
}
return 0;
}
+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;
+}