X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=ltt%2Fbranches%2Fpoly%2Fltt%2Fevent.c;h=52344487c8a48403c0d369fa6a01b41bcbf5c912;hb=eed2ef37f908daf7b3f884b5d8f91dad03f10526;hp=fe299b5dae33ec0fc81344458f041eddae635cd1;hpb=e8907e117020373fbc1ba5c995ff81d9db4b9261;p=lttv.git diff --git a/ltt/branches/poly/ltt/event.c b/ltt/branches/poly/ltt/event.c index fe299b5d..52344487 100644 --- a/ltt/branches/poly/ltt/event.c +++ b/ltt/branches/poly/ltt/event.c @@ -35,7 +35,6 @@ #include #include - LttEvent *ltt_event_new() { return g_new(LttEvent, 1); @@ -188,7 +187,7 @@ int ltt_event_refresh_fields(int offsetRoot,int offsetParent, * unsigned : event type id ****************************************************************************/ -unsigned ltt_event_eventtype_id(LttEvent *e) +unsigned ltt_event_eventtype_id(const LttEvent *e) { return (unsigned) e->event_id; } @@ -202,13 +201,27 @@ unsigned ltt_event_eventtype_id(LttEvent *e) * LttFacility * : the facility of the event ****************************************************************************/ -LttFacility *ltt_event_facility(LttEvent *e) +LttFacility *ltt_event_facility(const LttEvent *e) { LttTrace * trace = e->tracefile->trace; unsigned id = e->event_id; return ltt_trace_facility_by_id(trace,id); } +/***************************************************************************** + *Function name + * ltt_event_facility_id : get the facility id of the event + *Input params + * e : an instance of an event type + *Return value + * unsigned : the facility of the event + ****************************************************************************/ + +unsigned ltt_event_facility_id(const LttEvent *e) +{ + return e->facility_id; +} + /***************************************************************************** *Function name * ltt_event_eventtype : get the event type of the event @@ -218,7 +231,7 @@ LttFacility *ltt_event_facility(LttEvent *e) * LttEventType * : the event type of the event ****************************************************************************/ -LttEventType *ltt_event_eventtype(LttEvent *e) +LttEventType *ltt_event_eventtype(const LttEvent *e) { LttFacility* facility = ltt_event_facility(e); if(!facility) return NULL; @@ -257,7 +270,7 @@ LttField *ltt_event_field(LttEvent *e) * LttTime : the time of the event ****************************************************************************/ -LttTime ltt_event_time(LttEvent *e) +LttTime ltt_event_time(const LttEvent *e) { return e->event_time; } @@ -271,11 +284,34 @@ LttTime ltt_event_time(LttEvent *e) * LttCycleCount : the cycle count of the event ****************************************************************************/ -LttCycleCount ltt_event_cycle_count(LttEvent *e) +LttCycleCount ltt_event_cycle_count(const LttEvent *e) { return e->tsc; } + + +/***************************************************************************** + *Function name + * ltt_event_position_get : get the event position data + *Input params + * e : an instance of an event type + * ep : a pointer to event's position structure + * tf : tracefile pointer + * block : current block + * offset : current offset + * tsc : current tsc + ****************************************************************************/ +void ltt_event_position_get(LttEventPosition *ep, LttTracefile **tf, + guint *block, guint *offset, guint64 *tsc) +{ + *tf = ep->tracefile; + *block = ep->block; + *offset = ep->offset; + *tsc = ep->tsc; +} + + /***************************************************************************** *Function name * ltt_event_position : get the event's position @@ -403,7 +439,7 @@ guint64 ltt_event_field_element_number(LttEvent *e, LttField *f) if(f->field_type->type_class == LTT_ARRAY) return f->field_type->element_number; - return get_unsigned(LTT_GET_BO(e->tracefile), f->sequ_number_size, + return ltt_get_uint(LTT_GET_BO(e->tracefile), f->sequ_number_size, e + f->offset_root); } @@ -603,3 +639,135 @@ char *ltt_event_get_string(LttEvent *e, LttField *f) return (gchar*)g_strdup((gchar*)(e->data + f->offset_root)); } + + +/***************************************************************************** + *Function name + * get_field_type_size : set the fixed and dynamic sizes of the field type + * from the data read. + *Input params + * tf : tracefile + * event_type : event type + * offset_root : offset from the root + * offset_parent : offset from the parent + * field : field + * data : a pointer to the event data. + *Returns the field type size. + ****************************************************************************/ +size_t get_field_type_size(LttTracefile *tf, LttEventType *event_type, + off_t offset_root, off_t offset_parent, + LttField *field, void *data) +{ + size_t size = 0; + guint i; + LttType *type; + + g_assert(field->fixed_root != FIELD_UNKNOWN); + g_assert(field->fixed_parent != FIELD_UNKNOWN); + g_assert(field->fixed_size != FIELD_UNKNOWN); + + field->offset_root = offset_root; + field->offset_parent = offset_parent; + + type = field->field_type; + + switch(type->type_class) { + case LTT_INT: + case LTT_UINT: + case LTT_FLOAT: + case LTT_ENUM: + case LTT_POINTER: + case LTT_LONG: + case LTT_ULONG: + case LTT_SIZE_T: + case LTT_SSIZE_T: + case LTT_OFF_T: + g_assert(field->fixed_size == FIELD_FIXED); + size = field->field_size; + break; + case LTT_SEQUENCE: + { + gint seqnum = ltt_get_uint(LTT_GET_BO(tf), + field->sequ_number_size, + data + offset_root); + + if(field->child[0]->fixed_size == FIELD_FIXED) { + size = field->sequ_number_size + + (seqnum * get_field_type_size(tf, event_type, + offset_root, offset_parent, + field->child[0], data)); + } else { + size += field->sequ_number_size; + for(i=0;ichild[0], data); + offset_root += child_size; + offset_parent += child_size; + size += child_size; + } + } + field->field_size = size; + } + break; + case LTT_STRING: + size = strlen((char*)(data+offset_root)) + 1;// length + \0 + field->field_size = size; + break; + case LTT_ARRAY: + if(field->fixed_size == FIELD_FIXED) + size = field->field_size; + else { + for(i=0;ifield_type->element_number;i++) { + size_t child_size; + child_size = get_field_type_size(tf, event_type, + offset_root, offset_parent, + field->child[0], data); + offset_root += child_size; + offset_parent += child_size; + size += child_size; + } + field->field_size = size; + } + break; + case LTT_STRUCT: + if(field->fixed_size == FIELD_FIXED) + size = field->field_size; + else { + size_t current_root_offset = offset_root; + size_t current_offset = 0; + size_t child_size = 0; + for(i=0;ielement_number;i++) { + child_size = get_field_type_size(tf, + event_type, current_root_offset, current_offset, + field->child[i], data); + current_offset += child_size; + current_root_offset += child_size; + + } + size = current_offset; + field->field_size = size; + } + break; + case LTT_UNION: + if(field->fixed_size == FIELD_FIXED) + size = field->field_size; + else { + size_t current_root_offset = field->offset_root; + size_t current_offset = 0; + for(i=0;ielement_number;i++) { + size = get_field_type_size(tf, event_type, + current_root_offset, current_offset, + field->child[i], data); + size = max(size, field->child[i]->field_size); + } + field->field_size = size; + } + break; + } + + return size; +} + +