fix seek time

[lttv.git] / ltt / branches / poly / lttv / lttv / tracecontext.h

diff --git a/ltt/branches/poly/lttv/lttv/tracecontext.h b/ltt/branches/poly/lttv/lttv/tracecontext.h
index 5b801a586e564708240403349fd79584fb8adcd3..4be8be70aba6388e7544656c3e2ab8c7bdc31d41 100644 (file)
--- a/ltt/branches/poly/lttv/lttv/tracecontext.h
+++ b/ltt/branches/poly/lttv/lttv/tracecontext.h
@@ -93,7 +93,9 @@ struct _LttvTracesetContext {
   LttvAttribute *ts_a;
   TimeInterval time_span;
   GTree *pqueue;
-  LttEvent *e;    /* Last event read by lttv_process_traceset_middle */
+
+ // LttvTracesetContextPosition *sync_position;   /* position at which to sync the
+ //                                                  trace context */
 };
 
 struct _LttvTracesetContextClass {
@@ -136,7 +138,8 @@ struct _LttvTraceContext {
   guint index;                /* in ts_context->traces */
   LttTrace *t;
   LttvTrace *vt;
-  LttvTracefileContext **tracefiles;
+  //LttvTracefileContext **tracefiles;
+  GArray *tracefiles;
   LttvAttribute *a;
   LttvAttribute *t_a;
 };
@@ -158,10 +161,10 @@ struct _LttvTracefileContext {
   GObject parent;
 
   LttvTraceContext *t_context;
-  gboolean control;
+ // gboolean control;
   guint index;                /* in ts_context->tracefiles */
   LttTracefile *tf;
-  LttEvent *e;
+ // LttEvent *e;
   LttvHooks *event;
   LttvHooksById *event_by_id;
   LttTime timestamp;
@@ -197,7 +200,7 @@ void lttv_process_traceset_begin(LttvTracesetContext *self,
 
 guint lttv_process_traceset_middle(LttvTracesetContext *self,
                               LttTime end, 
-                              unsigned nb_events,
+                              guint nb_events,
                               const LttvTracesetContextPosition *end_position);
 
 void lttv_process_traceset_end(LttvTracesetContext *self,
@@ -260,15 +263,34 @@ void lttv_tracefile_context_add_hooks_by_id(LttvTracefileContext *self,
 void lttv_tracefile_context_remove_hooks_by_id(LttvTracefileContext *self,
                                               unsigned i);
 
+/* A LttvTraceHook has two arrays of LttvTraceHookByFacility,
+ * indexed by facility ID and a simple array used to walk all the hooks */
 typedef struct _LttvTraceHook {
+  GArray *fac_index;
+  GArray *fac_list;
+} LttvTraceHook;
+
+typedef struct _LttvTraceHookByFacility {
   LttvHook h;
   guint id;
   LttField *f1;
   LttField *f2;
   LttField *f3;
-} LttvTraceHook;
+  gpointer hook_data;
+} LttvTraceHookByFacility;
 
 
+/* 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);
+
+LttvTraceHookByFacility *lttv_trace_hook_get_fac(
+    LttvTraceHook *th, guint facility_id);
+
+void lttv_trace_hook_destroy(LttvTraceHook *th);
+
 /* Search in the trace for the id of the named event type within the named
    facility. Then, find the three (if non null) named fields. All that
    information is then used to fill the LttvTraceHook structure. This
@@ -276,22 +298,41 @@ typedef struct _LttvTraceHook {
    registering a hook using this structure as event data;
    it already contains the (up to three) needed fields handles. */
  
-void lttv_trace_find_hook(LttTrace *t, char *facility, char *event_type,
-    char *field1, char *field2, char *field3, LttvHook h, LttvTraceHook *th);
+gint lttv_trace_find_hook(LttTrace *t, GQuark facility, GQuark event_type,
+    GQuark field1, GQuark field2, GQuark field3, LttvHook h,
+    gpointer hook_data, LttvTraceHook *th);
+
+LttvTracefileContext *lttv_traceset_context_get_current_tfc(
+                             LttvTracesetContext *self);
 
 
+LttvTracesetContextPosition *lttv_traceset_context_position_new();
+
 void lttv_traceset_context_position_save(const LttvTracesetContext *self,
                                     LttvTracesetContextPosition *pos);
 
 void lttv_traceset_context_position_destroy(LttvTracesetContextPosition *pos);
 
+void lttv_traceset_context_position_copy(LttvTracesetContextPosition *dest,
+                                   const LttvTracesetContextPosition *src);
+
 gint lttv_traceset_context_pos_pos_compare(
-                              const LttvTracesetContextPosition *pos1,
-                              const LttvTracesetContextPosition *pos2);
+                          const LttvTracesetContextPosition *pos1,
+                          const LttvTracesetContextPosition *pos2);
 
 gint lttv_traceset_context_ctx_pos_compare(const LttvTracesetContext *self,
-                                        const LttvTracesetContextPosition *pos);
+                                    const LttvTracesetContextPosition *pos2);
+
+LttTime lttv_traceset_context_position_get_time(
+                                      const LttvTracesetContextPosition *pos);
+
+gint compare_tracefile(gconstpointer a, gconstpointer b);
+
+
+/* Synchronisation helpers : save/restore synchronization between ltt traces and
+ * a traceset context. */
+//void lttv_process_traceset_synchronize_tracefiles(LttvTracesetContext *tsc);
+
+//void lttv_process_traceset_get_sync_data(LttvTracesetContext *tsc);
 
-gint lttv_traceset_context_pos_pos_compare(const LttvTracesetContextPosition *a,
-                                          const LttvTracesetContextPosition *b);
 #endif // PROCESSTRACE_H