1 files changed, 6 insertions, 0 deletions
diff --git a/include/xray/xray_records.h b/include/xray/xray_records.h
index 34c236b39..9c10cd21e 100644
--- a/include/xray/xray_records.h
+++ b/include/xray/xray_records.h
@@ -21,6 +21,7 @@ namespace __xray {
 
 enum FileTypes {
   NAIVE_LOG = 0,
+  FDR_LOG = 1,
 };
 
 // This data structure is used to describe the contents of the file. We use this
@@ -40,6 +41,11 @@ struct alignas(32) XRayFileHeader {
 
   // The frequency by which TSC increases per-second.
   alignas(8) uint64_t CycleFrequency = 0;
+
+  // The current civiltime timestamp, as retrived from 'gettimeofday'. This
+  // allows readers of the file to determine when the file was created or
+  // written down.
+  struct timespec TS;
 } __attribute__((packed));
 
 static_assert(sizeof(XRayFileHeader) == 32, "XRayFileHeader != 32 bytes");