X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;ds=sidebyside;f=ltt%2Fbranches%2Fpoly%2Flttv%2Flttv%2Ftracecontext.h;h=f1396463e79cfdc15165070a12e5b6239c218bb9;hb=0bd2f89c122b8ead4c0bec1fbe25956393995622;hp=429a90162f5545343d884e2991a850d0f504f80c;hpb=4a24fa1f30c23e86e928d2bdb6835da895cb3681;p=lttv.git

diff --git a/ltt/branches/poly/lttv/lttv/tracecontext.h b/ltt/branches/poly/lttv/lttv/tracecontext.h
index 429a9016..f1396463 100644
--- a/ltt/branches/poly/lttv/lttv/tracecontext.h
+++ b/ltt/branches/poly/lttv/lttv/tracecontext.h
@@ -335,4 +335,16 @@ void lttv_process_traceset_synchronize_tracefiles(LttvTracesetContext *tsc);
 
 void lttv_process_traceset_get_sync_data(LttvTracesetContext *tsc);
 
+/* Seek n events forward and backward (without filtering) : only use these where
+ * necessary : the seek backward is costy. */
+
+#define BACKWARD_SEEK_MUL 2 /* Multiplication factor of time_offset between
+                               backward seek iterations */
+
+guint lttv_process_traceset_seek_n_forward(LttvTracesetContext *self,
+                                           guint n);
+
+guint lttv_process_traceset_seek_n_backward(LttvTracesetContext *self,
+                                           guint n, LttTime first_offset);
+
 #endif // PROCESSTRACE_H