X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=ltt%2Fbranches%2Fpoly%2Fltt%2Fltt-private.h;h=55374263f0bce980335fac2aca3bbcbcd80d794d;hb=ad34d11603355415efdf377595143e232f64118f;hp=6a0c4578efda332180f68a944eb777881d4ddf3c;hpb=b7576a11ffb55f920d8106b6dedfd2c5d4e2a1b5;p=lttv.git

diff --git a/ltt/branches/poly/ltt/ltt-private.h b/ltt/branches/poly/ltt/ltt-private.h
index 6a0c4578..55374263 100644
--- a/ltt/branches/poly/ltt/ltt-private.h
+++ b/ltt/branches/poly/ltt/ltt-private.h
@@ -47,7 +47,6 @@
 #define LTT_GET_FLOAT_BO(t) \
   (((t)->float_word_order==__BYTE_ORDER)?0:1)
 
-
 /* Hardcoded core events */
 enum ltt_core_events {
     LTT_EVENT_FACILITY_LOAD,
@@ -171,27 +170,44 @@ struct ltt_trace_header_0_3 {
 	uint8_t				 has_tsc;
 } LTT_PACKED_STRUCT;
 
+/* For version 0.4 */
+
+struct ltt_trace_header_0_4 {
+  uint32_t        magic_number;
+  uint32_t        arch_type;
+  uint32_t        arch_variant;
+  uint32_t        float_word_order;
+  uint8_t         arch_size;
+  uint8_t         major_version;
+  uint8_t         minor_version;
+  uint8_t         flight_recorder;
+  uint8_t         has_heartbeat;
+  uint8_t         has_alignment;  /* Event header alignment */
+	uint8_t         has_tsc;
+  uint64_t        start_freq;
+  uint64_t        start_tsc;
+  uint64_t        start_monotonic;
+  struct timespec start_time;
+} LTT_PACKED_STRUCT;
 
 
 struct ltt_block_start_header {
   struct { 
-    struct timeval          timestamp;
+    uint64_t                timestamp;
     uint64_t                cycle_count;
+    uint64_t                freq;
   } begin;
   struct {
-    struct timeval          timestamp;
+    uint64_t                timestamp;
     uint64_t                cycle_count;
+    uint64_t                freq;
   } end;
   uint32_t                lost_size;  /* Size unused at the end of the buffer */
   uint32_t                buf_size;   /* The size of this sub-buffer */
-  char                    trace[0];
+  struct ltt_trace_header_any trace[0];
 } LTT_PACKED_STRUCT;
 
 
-
-
-
-
 struct _LttType{
   GQuark type_name;                //type name if it is a named type
   GQuark element_name;             //elements name of the struct
@@ -328,16 +344,20 @@ typedef struct _LttBuffer {
   struct {
     LttTime                 timestamp;
     uint64_t                cycle_count;
+    uint64_t                freq; /* Frequency in khz */
   } begin;
   struct {
     LttTime                 timestamp;
     uint64_t                cycle_count;
+    uint64_t                freq; /* Frequency in khz */
   } end;
   uint32_t                lost_size; /* Size unused at the end of the buffer */
 
   /* Timekeeping */
   uint64_t                tsc;       /* Current timestamp counter */
-  double                  nsecs_per_cycle;
+  uint64_t                freq; /* Frequency in khz */
+  //double                  nsecs_per_cycle;  /* Precalculated from freq */
+  guint32                 cyc2ns_scale;
 } LttBuffer;
 
 struct _LttTracefile{
@@ -353,6 +373,8 @@ struct _LttTracefile{
   gboolean  reverse_bo;              //must we reverse byte order ?
   gboolean  float_word_order;        //what is the byte order of floats ?
 
+  size_t    buffer_header_size;
+
 	/* Current event */
   LttEvent event;                    //Event currently accessible in the trace
 
@@ -392,6 +414,11 @@ struct _LttTrace{
   guint8    has_heartbeat;
   guint8    has_alignment;
 	guint8		has_tsc;
+  uint64_t  start_freq;
+  uint64_t  start_tsc;
+  uint64_t  start_monotonic;
+  LttTime   start_time;
+  LttTime   start_time_from_tsc;
 
   GData     *tracefiles;                    //tracefiles groups
 };