X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=ltt%2Fbranches%2Fpoly%2Fltt%2Ftracefile.c;h=d4a4706729086d77ef70bd87effdbaf18a00f14e;hb=1a3b8cbdda58cf6f92a17751d5a4929c07515702;hp=ea07019b74aff0891a29823857864f2d71739234;hpb=47a166fcafa60671807ad88c7974f8b0c7436e6c;p=lttv.git

diff --git a/ltt/branches/poly/ltt/tracefile.c b/ltt/branches/poly/ltt/tracefile.c
index ea07019b..d4a47067 100644
--- a/ltt/branches/poly/ltt/tracefile.c
+++ b/ltt/branches/poly/ltt/tracefile.c
@@ -103,6 +103,9 @@ LttTracefile* ltt_tracefile_open(LttTrace * t, char * fileName)
   // Is the file large enough to contain a trace 
   if(lTDFStat.st_size < sizeof(BlockStart) + EVENT_HEADER_SIZE){
     g_print("The input data file %s does not contain a trace\n", fileName);
+    g_free(tf->name);
+    close(tf->fd);
+    g_free(tf);
     return NULL;
   }
   
@@ -130,6 +133,7 @@ void ltt_tracefile_open_cpu(LttTrace *t, char * tracefile_name)
 {
   LttTracefile * tf;
   tf = ltt_tracefile_open(t,tracefile_name);
+  if(!tf) return;
   t->per_cpu_tracefile_number++;
   g_ptr_array_add(t->per_cpu_tracefiles, tf);
 }
@@ -150,7 +154,7 @@ void ltt_tracefile_open_control(LttTrace *t, char * control_name)
   g_ptr_array_add(t->control_tracefiles,tf);
 
   //parse facilities tracefile to get base_id
-  if(strcmp(control_name,"facilities") ==0){
+  if(strcmp(&control_name[strlen(control_name)-10],"facilities") ==0){
     while(1){
       ev = ltt_tracefile_read(tf);
       if(!ev)return; // end of file
@@ -176,6 +180,7 @@ void ltt_tracefile_open_control(LttTrace *t, char * control_name)
       }else if(ev->event_id == TRACE_BLOCK_END){
 	break;
       }else g_error("Not valid facilities trace file\n");
+      g_free(ev);
     }
   }
 }
@@ -191,6 +196,7 @@ void ltt_tracefile_close(LttTracefile *t)
 {
   g_free(t->name);
   g_free(t->buffer);
+  close(t->fd);
   g_free(t);
 }
 
@@ -477,15 +483,15 @@ LttTrace *ltt_trace_open(char *pathname)
   strcat(tmp,"system.xml");
   getSystemInfo(sys_description, tmp);
 
+  //get facilities info
+  getFacilityInfo(t,eventdefs);
+  
   //get control tracefile info
   getControlFileInfo(t,control);
 
   //get cpu tracefile info
   getCpuFileInfo(t,cpu);
 
-  //get facilities info
-  getFacilityInfo(t,eventdefs);
-  
   return t;
 }
 
@@ -709,7 +715,8 @@ void ltt_tracefile_seek_time(LttTracefile *t, LttTime time)
   LttTime lttTime;
   int headTime = timecmp(&(t->a_block_start->time), &time);
   int tailTime = timecmp(&(t->a_block_end->time), &time);
-  
+  LttEvent * ev;
+
   if(headTime < 0 && tailTime > 0){
     lttTime = getEventTime(t);
     err = timecmp(&lttTime, &time);
@@ -721,13 +728,17 @@ void ltt_tracefile_seek_time(LttTracefile *t, LttTime time)
 	return ltt_tracefile_seek_time(t, time);
       }
     }else if(err < 0){
-      err = t->which_block;
-      if(ltt_tracefile_read(t) == NULL){
-	g_print("End of file\n");      
-	return;
+      while(1){
+	ev = ltt_tracefile_read(t);
+	if(ev == NULL){
+	  g_print("End of file\n");      
+	  return;
+	}
+	g_free(ev);
+	lttTime = getEventTime(t);
+	err = timecmp(&lttTime, &time);
+	if(err >= 0)return;
       }
-      if(t->which_block == err)
-	return ltt_tracefile_seek_time(t,time);
     }else return;    
   }else if(headTime > 0){
     if(t->which_block == 1){
@@ -754,6 +765,10 @@ void ltt_tracefile_seek_time(LttTracefile *t, LttTime time)
     updateTracefile(t);
   }else if(tailTime == 0){
     t->cur_event_pos = t->a_block_end - EVENT_HEADER_SIZE;
+    t->current_event_time = time;  
+    t->cur_heart_beat_number = 0;
+    t->prev_event_time.tv_sec = 0;
+    t->prev_event_time.tv_nsec = 0;
     return;
   }
 }
@@ -777,7 +792,7 @@ LttEvent *ltt_tracefile_read(LttTracefile *t)
     t->cur_heart_beat_number++;
 
   t->prev_event_time  = t->current_event_time;
-  t->current_event_time = getEventTime(t);
+  //  t->current_event_time = getEventTime(t);
 
   lttEvent->time_delta = *(uint32_t*)(t->cur_event_pos + EVENT_ID_SIZE);
   lttEvent->event_time = t->current_event_time;
@@ -790,7 +805,11 @@ LttEvent *ltt_tracefile_read(LttTracefile *t)
 
   //update the fields of the current event and go to the next event
   err = skipEvent(t);
-  if(err == ENOENT) return NULL;
+  if(err == ENOMEM){
+    g_free(lttEvent);
+    return NULL;
+  }
+  if(err == ENOENT) return lttEvent;
   if(err == ERANGE) g_error("event id is out of range\n");
   if(err)g_error("Can not read tracefile\n");
 
@@ -841,14 +860,11 @@ int readBlock(LttTracefile * tf, int whichBlock)
   if(whichBlock - tf->which_block == 1 && tf->which_block != 0){
     tf->prev_block_end_time = tf->a_block_end->time;
     tf->prev_event_time     = tf->a_block_end->time;
-    tf->current_event_time  = tf->a_block_end->time;
   }else{
     tf->prev_block_end_time.tv_sec = 0;
     tf->prev_block_end_time.tv_nsec = 0;
     tf->prev_event_time.tv_sec = 0;
     tf->prev_event_time.tv_nsec = 0;
-    tf->current_event_time.tv_sec = 0;
-    tf->current_event_time.tv_nsec = 0;
   }
 
   nbBytes=lseek(tf->fd,(off_t)((whichBlock-1)*tf->block_size), SEEK_SET);
@@ -869,7 +885,7 @@ int readBlock(LttTracefile * tf, int whichBlock)
 
   getCyclePerNsec(tf);
 
-  //  tf->current_event_time = getEventTime(tf);  
+  tf->current_event_time = getEventTime(tf);  
 
   return 0;  
 }
@@ -886,9 +902,7 @@ void updateTracefile(LttTracefile * tf)
 {
   tf->which_event = 1;
   tf->cur_event_pos = tf->buffer;
-  //  tf->current_event_time = getEventTime(tf);  
-  tf->current_event_time.tv_sec = 0;  
-  tf->current_event_time.tv_nsec = 0;  
+  tf->current_event_time = getEventTime(tf);  
   tf->cur_heart_beat_number = 0;
 
   tf->prev_event_time.tv_sec = 0;
@@ -904,7 +918,8 @@ void updateTracefile(LttTracefile * tf)
  *    0               : success
  *    EINVAL          : lseek fail
  *    EIO             : can not read from the file
- *    ENOENT          : end of file
+ *    ENOMEM          : end of file
+ *    ENOENT          : last event
  *    ERANGE          : event id is out of range
  ****************************************************************************/
 
@@ -914,6 +929,14 @@ int skipEvent(LttTracefile * t)
   void * evData;
   LttEventType * evT;
   LttField * rootFld;
+  static int evCount = 0;
+
+  if(evCount){
+    if(t->which_block == t->block_number && 
+       evCount == t->which_event){
+      return ENOMEM;
+    }else evCount = 0;
+  }
 
   evId   = (int)(*(uint16_t *)(t->cur_event_pos));
   evData = t->cur_event_pos + EVENT_HEADER_SIZE;
@@ -946,11 +969,16 @@ int skipEvent(LttTracefile * t)
   
   //the next event is in the next block
   if(evId == TRACE_BLOCK_END){
-    if(t->which_block == t->block_number) return ENOENT;
+    if(t->which_block == t->block_number){
+      t->which_event++;
+      evCount = t->which_event;
+      return ENOENT;
+    }
     err = readBlock(t, t->which_block + 1);
     if(err) return err;
   }else{
     t->which_event++;
+    t->current_event_time = getEventTime(t);
   }
 
   return 0;