X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=ltt%2Fbranches%2Fpoly%2Flttv%2Flttv%2Ftracecontext.c;h=5d24e11bc75f66e9c88d694b6867ae696bf9ca82;hb=cab321cf1e9fd164618942560cfb27f5561d21be;hp=c800b924d1114c91be7fc564d7d29165a9d7a5f6;hpb=33bdc8dd862c92f8b44f685304e6bf413932c244;p=lttv.git

diff --git a/ltt/branches/poly/lttv/lttv/tracecontext.c b/ltt/branches/poly/lttv/lttv/tracecontext.c
index c800b924..5d24e11b 100644
--- a/ltt/branches/poly/lttv/lttv/tracecontext.c
+++ b/ltt/branches/poly/lttv/lttv/tracecontext.c
@@ -171,7 +171,7 @@ static void init_tracefile_context(LttTracefile *tracefile,
   tfc->event = lttv_hooks_new();
   tfc->event_by_id = lttv_hooks_by_id_new();
   tfc->a = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL);
-  tfc->target_pid = 0;
+  tfc->target_pid = -1;
 }
 
 
@@ -768,7 +768,7 @@ guint lttv_process_traceset_middle(LttvTracesetContext *self,
     fac_id = ltt_event_facility_id(e);
     ev_id = ltt_event_eventtype_id(e);
     id = GET_HOOK_ID(fac_id, ev_id);
-    tfc->target_pid = 0; /* unset target PID */
+    tfc->target_pid = -1; /* unset target PID */
     /* Hooks : 
      * return values : 0 : continue read, 1 : go to next position and stop read,
      * 2 : stay at the current position and stop read */
@@ -1338,6 +1338,9 @@ struct seek_back_data {
   guint n;             /* number of events requested */
   GPtrArray *array; /* array of LttvTracesetContextPositions pointers */
   LttvFilter *filter;
+  check_handler *check;
+  gboolean *stop_flag;
+  guint raw_event_count;
 };
 
 static gint seek_back_event_hook(void *hook_data, void* call_data)
@@ -1347,6 +1350,9 @@ static gint seek_back_event_hook(void *hook_data, void* call_data)
   LttvTracesetContext *tsc = tfc->t_context->ts_context;
   LttvTracesetContextPosition *pos;
 
+  if(sd->check && sd->check(sd->raw_event_count, sd->stop_flag)) return TRUE;
+  sd->raw_event_count++;
+
   if(sd->filter != NULL && sd->filter->head != NULL) {
     if(!lttv_filter_tree_parse(sd->filter->head,
           ltt_tracefile_get_event(tfc->tf),
@@ -1398,7 +1404,9 @@ static gint seek_back_event_hook(void *hook_data, void* call_data)
 guint lttv_process_traceset_seek_n_backward(LttvTracesetContext *self,
                                             guint n, LttTime first_offset,
                                             seek_time_fct time_seeker,
-                                            LttvFilter *filter)
+                                            LttvFilter *filter,
+                                            check_handler *check,
+                                            gboolean *stop_flag)
 {
   if(lttv_traceset_number(self->ts) == 0) return 0;
   g_assert(ltt_time_compare(first_offset, ltt_time_zero) != 0);
@@ -1421,6 +1429,9 @@ guint lttv_process_traceset_seek_n_backward(LttvTracesetContext *self,
   sd.array = g_ptr_array_sized_new(n);
   sd.filter = filter;
   sd.n = n;
+  sd.check = check;
+  sd.stop_flag = stop_flag;
+  sd.raw_event_count = 0;
   g_ptr_array_set_size(sd.array, n);
   for(i=0;i<n;i++) {
     g_ptr_array_index (sd.array, i) = lttv_traceset_context_position_new(self);
@@ -1527,6 +1538,9 @@ struct seek_forward_data {
   guint event_count;  /* event counter */
   guint n;            /* requested number of events to jump over */
   LttvFilter *filter;
+  check_handler *check;
+  gboolean *stop_flag;
+  guint raw_event_count;  /* event counter */
 };
 
 static gint seek_forward_event_hook(void *hook_data, void* call_data)
@@ -1534,6 +1548,9 @@ static gint seek_forward_event_hook(void *hook_data, void* call_data)
   struct seek_forward_data *sd = (struct seek_forward_data*)hook_data;
   LttvTracefileContext *tfc = (LttvTracefileContext*)call_data;
 
+  if(sd->check && sd->check(sd->raw_event_count, sd->stop_flag)) return TRUE;
+  sd->raw_event_count++;
+
   if(sd->filter == NULL || lttv_filter_tree_parse(sd->filter->head,
           ltt_tracefile_get_event(tfc->tf),
           tfc->tf,
@@ -1557,12 +1574,17 @@ static gint seek_forward_event_hook(void *hook_data, void* call_data)
  * returns : the number of events jumped over (may be less than requested if end
  * of traceset reached) */
 guint lttv_process_traceset_seek_n_forward(LttvTracesetContext *self,
-                                          guint n, LttvFilter *filter)
+                                          guint n, LttvFilter *filter,
+                                          check_handler *check,
+                                          gboolean *stop_flag)
 {
   struct seek_forward_data sd;
   sd.event_count = 0;
   sd.n = n;
   sd.filter = filter;
+  sd.check = check;
+  sd.stop_flag = stop_flag;
+  sd.raw_event_count = 0;
   
   if(sd.event_count >= sd.n) return sd.event_count;