#include <stdio.h>
#include <string.h>
#include <stdlib.h>
+#include <glib.h>
#include <asm/types.h>
#include <linux/byteorder/swab.h>
}
+#if 0
+/* Use get_field_type_size instead */
/*****************************************************************************
*Function name
* ltt_event_refresh_fields : refresh fields of an event
return size;
}
+#endif //0
+
/*****************************************************************************
*Function name
{
LttFacility* facility = ltt_event_facility(e);
if(!facility) return NULL;
- return facility->events[e->event_id - facility->base_id];
+ return &g_array_index(facility->events, LttEventType, e->event_id);
}
/*****************************************************************************
field = event_type->root_field;
if(unlikely(!field)) return NULL;
- //check if the field need refresh
- if(likely(e->which_block != event_type->latest_block ||
- e->which_event != event_type->latest_event)){
-
- event_type->latest_block = e->which_block;
- event_type->latest_event = e->which_event;
-
- if(unlikely(field->field_fixed != 1))
- ltt_event_refresh_fields(0, 0, field, e->data,
- e->tracefile->trace->reverse_byte_order);
- }
+ get_field_type_size(e->tracefile, event_type, 0, 0,
+ field, e->data);
+
return field;
}
LttCycleCount ltt_event_cycle_count(LttEvent *e)
{
- return e->event_cycle_count;
+ return e->tsc;
}
/*****************************************************************************
void ltt_event_position(LttEvent *e, LttEventPosition *ep)
{
- ep->block_num = e->which_block;
- ep->event_num = e->which_event;
- ep->event_time = e->event_time;
- ep->event_cycle_count = e->event_cycle_count;
- ep->heart_beat_number = e->tracefile->cur_heart_beat_number;
- ep->old_position = TRUE;
- ep->event_offset = e->data - e->tracefile->buffer - EVENT_HEADER_SIZE ;
- ep->tf = e->tracefile;
- ep->overflow_nsec = e->overflow_nsec;
- /* This is a workaround for fast position seek */
- ep->last_event_pos = e->last_event_pos;
- ep->prev_block_end_time = e->prev_block_end_time;
- ep->prev_event_time = e->prev_event_time;
- ep->pre_cycle_count = e->pre_cycle_count;
- ep->count = e->count;
- ep->last_heartbeat = e->last_heartbeat;
-
- /* end of workaround */
+ ep->tracefile = e->tracefile;
+ ep->block = e->block;
+ ep->offset = e->offset;
+ ep->tsc = e->tsc;
}
LttEventPosition * ltt_event_position_new()
return g_new(LttEventPosition, 1);
}
-/*****************************************************************************
- *Function name
- * ltt_event_position_get : get the block number and index of the event
- *Input params
- * ep : a pointer to event's position structure
- * block_number : the block number of the event
- * index_in_block : the index of the event within the block
- ****************************************************************************/
-
-void ltt_event_position_get(LttEventPosition *ep,
- unsigned *block_number, unsigned *index_in_block, LttTracefile ** tf)
-{
- *block_number = ep->block_num;
- *index_in_block = ep->event_num;
- *tf = ep->tf;
-}
-
-/*****************************************************************************
- *Function name
- * ltt_event_position_set : set the block number and index of the event
- * It does put the old_position gboolean to FALSE, as it is impossible
- * to know the quick position to seek in the tracefile.
- *Input params
- * ep : a pointer to event's position structure
- * block_number : the block number of the event
- * index_in_block : the index of the event within the block
- ****************************************************************************/
-
-void ltt_event_position_set(LttEventPosition *ep,
- unsigned block_number, unsigned index_in_block)
-{
- if(ep->block_num != block_number || ep->event_num != index_in_block)
- ep->old_position = FALSE;
-
- ep->block_num = block_number;
- ep->event_num = index_in_block;
-
-}
/*****************************************************************************
* Function name
gint ltt_event_position_compare(const LttEventPosition *ep1,
const LttEventPosition *ep2)
{
- if(ep1->tf != ep2->tf)
- g_error("ltt_event_position_compare on different tracefiles makes no sense");
if(ep1 == NULL && ep2 == NULL)
return 0;
if(ep1 != NULL && ep2 == NULL)
return -1;
if(ep1 == NULL && ep2 != NULL)
return 1;
-
- if(ep1->block_num < ep2->block_num)
- return -1;
- if(ep1->block_num > ep2->block_num)
- return 1;
- if(ep1->event_num < ep2->event_num)
- return -1;
- if(ep1->event_num > ep2->event_num)
- return 1;
- return 0;
-}
-/*****************************************************************************
- * Function name
- * ltt_event_event_position_compare : compare two positions, one in event,
- * other in position opaque structure.
- * Input params
- * event : a pointer to event structure
- * ep : a pointer to event's position structure
- * Return
- * -1 is event < ep
- * 1 if event > ep
- * 0 if event == ep
- ****************************************************************************/
-
-gint ltt_event_event_position_compare(const LttEvent *event,
- const LttEventPosition *ep)
-{
- if(event == NULL && ep == NULL)
- return 0;
- if(event != NULL && ep == NULL)
- return -1;
- if(event == NULL && ep != NULL)
- return 1;
-
- g_assert(event->tracefile == ep->tf);
-
- if(event->which_block < ep->block_num)
+ if(ep1->tracefile != ep2->tracefile)
+ g_error("ltt_event_position_compare on different tracefiles makes no sense");
+
+ if(ep1->block < ep2->block)
return -1;
- if(event->which_block > ep->block_num)
+ if(ep1->block > ep2->block)
return 1;
- if(event->which_event < ep->event_num)
+ if(ep1->offset < ep2->offset)
return -1;
- if(event->which_event > ep->event_num)
+ if(ep1->offset > ep2->offset)
return 1;
return 0;
}
****************************************************************************/
unsigned ltt_event_cpu_id(LttEvent *e)
-{
- gchar * c1, * c2, * c3;
- c1 = strrchr(e->tracefile->name,'\\');
- c2 = strrchr(e->tracefile->name,'/');
- if(c1 == NULL && c2 == NULL){
- return (unsigned)atoi(e->tracefile->name);
- }else if(c1 == NULL){
- c2++;
- return (unsigned)atoi(c2);
- }else if(c2 == NULL){
- c1++;
- return (unsigned)atoi(c1);
- }else{
- c3 = (c1 > c2) ? c1 : c2;
- c3++;
- return (unsigned)atoi(c3);
- }
+{
+ return e->tracefile->cpu_num;
}
/*****************************************************************************
*Return value
* unsigned : the number of elements for an array/sequence field
****************************************************************************/
-
-unsigned ltt_event_field_element_number(LttEvent *e, LttField *f)
+guint64 ltt_event_field_element_number(LttEvent *e, LttField *f)
{
if(f->field_type->type_class != LTT_ARRAY &&
f->field_type->type_class != LTT_SEQUENCE)
if(f->field_type->type_class == LTT_ARRAY)
return f->field_type->element_number;
- return (unsigned) getIntNumber(e->tracefile->trace->reverse_byte_order,
- f->sequ_number_size, e + f->offset_root);
+ return get_unsigned(LTT_GET_BO(e->tracefile), f->sequ_number_size,
+ e + f->offset_root);
}
/*****************************************************************************
* ltt_event_field_element_select
* : Set the currently selected element for a sequence or
* array field
+ * O(1) if fields are of fixed size, else O(n) if fields are
+ * of variable size.
*Input params
* e : an instance of an event type
* f : a field of the instance
- * i : the ith element
+ * i : the ith element (0, ...)
****************************************************************************/
-
void ltt_event_field_element_select(LttEvent *e, LttField *f, unsigned i)
{
unsigned element_number;
- LttField *fld;
+ LttField *field;
unsigned int k;
- int size;
- void *evD;
+ size_t size;
+ LttEventType *event_type;
if(f->field_type->type_class != LTT_ARRAY &&
f->field_type->type_class != LTT_SEQUENCE)
return ;
element_number = ltt_event_field_element_number(e,f);
- /* Sanity check for i : 1..n only, and must be lower or equal element_number
+ event_type = ltt_event_eventtype(e);
+ /* Sanity check for i : 0..n-1 only, and must be lower or equal element_number
*/
- if(element_number < i || i == 0) return;
+ if(i >= element_number) return;
- fld = f->child[0];
+ field = f->child[0];
+
+ if(f->field_type->type_class == LTT_SEQUENCE)
+ size = f->sequ_number_size;
+ else
+ size = 0;
- evD = e->data + f->offset_root;
- size = 0;
- for(k=0;k<i;k++){
- size += ltt_event_refresh_fields(f->offset_root+size,size, fld, evD+size,
- e->tracefile->trace->reverse_byte_order);
+ if(field->fixed_size == FIELD_FIXED) {
+ size += field->field_size * i;
+
+ get_field_type_size(e->tracefile, event_type,
+ f->offset_root+size, size, field, e->data);
+
+ } else {
+ for(k=0;k<=i;k++){
+ size += get_field_type_size(e->tracefile, event_type,
+ f->offset_root+size, size, field, e->data);
+ }
}
- f->current_element = i - 1;
+ f->current_element = i;
}
/*****************************************************************************
* These functions extract data from an event after architecture specific
* conversions
****************************************************************************/
-
guint32 ltt_event_get_unsigned(LttEvent *e, LttField *f)
{
- //int revFlag = e->tracefile->trace->my_arch_endian ==
- // e->tracefile->trace->system_description->endian ? 0:1;
- gboolean reverse_byte_order = e->tracefile->trace->reverse_byte_order;
+ gboolean reverse_byte_order = LTT_GET_BO(e->tracefile);
LttTypeEnum t = f->field_type->type_class;
gint32 ltt_event_get_int(LttEvent *e, LttField *f)
{
- gboolean reverse_byte_order = e->tracefile->trace->reverse_byte_order;
- //int revFlag = e->tracefile->trace->my_arch_endian ==
- // e->tracefile->trace->system_description->endian ? 0:1;
+ gboolean reverse_byte_order = LTT_GET_BO(e->tracefile);
g_assert(f->field_type->type_class == LTT_INT);
guint64 ltt_event_get_long_unsigned(LttEvent *e, LttField *f)
{
- gboolean reverse_byte_order = e->tracefile->trace->reverse_byte_order;
- //int revFlag = e->tracefile->trace->my_arch_endian ==
- // e->tracefile->trace->system_description->endian ? 0:1;
+ gboolean reverse_byte_order = LTT_GET_BO(e->tracefile);
+
LttTypeEnum t = f->field_type->type_class;
g_assert(t == LTT_UINT || t == LTT_ENUM);
{
//int revFlag = e->tracefile->trace->my_arch_endian ==
// e->tracefile->trace->system_description->endian ? 0:1;
- gboolean reverse_byte_order = e->tracefile->trace->reverse_byte_order;
+ gboolean reverse_byte_order = LTT_GET_BO(e->tracefile);
g_assert( f->field_type->type_class == LTT_INT);
float ltt_event_get_float(LttEvent *e, LttField *f)
{
- //int revFlag = e->tracefile->trace->my_arch_endian ==
- // e->tracefile->trace->system_description->endian ? 0:1;
- gboolean reverse_byte_order = e->tracefile->trace->reverse_byte_order;
+ gboolean reverse_byte_order = LTT_GET_BO(e->tracefile);
g_assert(f->field_type->type_class == LTT_FLOAT && f->field_size == 4);
double ltt_event_get_double(LttEvent *e, LttField *f)
{
- gboolean reverse_byte_order = e->tracefile->trace->reverse_byte_order;
- //int revFlag = e->tracefile->trace->my_arch_endian ==
- // e->tracefile->trace->system_description->endian ? 0:1;
+ gboolean reverse_byte_order = LTT_GET_BO(e->tracefile);
g_assert(f->field_type->type_class == LTT_FLOAT && f->field_size == 8);
* The string obtained is only valid until the next read from
* the same tracefile.
****************************************************************************/
-
char *ltt_event_get_string(LttEvent *e, LttField *f)
{
g_assert(f->field_type->type_class == LTT_STRING);
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