/* This file is part of the Linux Trace Toolkit viewer
* Copyright (C) 2003-2004 Xiangxiu Yang
+ * 2005 Mathieu Desnoyers
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License Version 2 as
* MA 02111-1307, USA.
*/
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
+#include <glib.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+
+
#include "parser.h"
#include <ltt/ltt.h>
#include "ltt-private.h"
#include <ltt/facility.h>
+#ifndef g_open
+#define g_open open
+#endif
+
+#define g_close close
+
/* search for the (named) type in the table, if it does not exist
create a new one */
-LttType * lookup_named_type(LttFacility *fac, type_descriptor * td);
+LttType * lookup_named_type(LttFacility *fac, type_descriptor_t * td);
/* construct directed acyclic graph for types, and tree for fields */
-void constructTypeAndFields(LttFacility * fac,type_descriptor * td,
+void construct_types_and_fields(LttFacility * fac, type_descriptor_t * td,
LttField * fld);
/* generate the facility according to the events belongin to it */
void generateFacility(LttFacility * f, facility_t * fac,
- LttChecksum checksum);
+ guint32 checksum);
/* functions to release the memory occupied by a facility */
void freeFacility(LttFacility * facility);
*Input params
* t : the trace containing the facilities
* pathname : the path name of the facility
+ *
+ * Open the facility corresponding to the right checksum.
+ *
+ *returns 0 on success, 1 on error.
****************************************************************************/
-void ltt_facility_open(LttTrace * t, char * pathname)
+int ltt_facility_open(LttFacility *f, LttTrace * t, gchar * pathname)
{
- char *token;
- parse_file in;
- char buffer[BUFFER_SIZE];
+ int ret = 0;
+ gchar *token;
+ parse_file_t in;
facility_t * fac;
- LttFacility * f;
- LttChecksum checksum;
+ unsigned long checksum;
+ gchar buffer[BUFFER_SIZE];
+ gboolean generated = FALSE;
- in.buffer = buffer;
+ in.buffer = &(buffer[0]);
in.lineno = 0;
in.error = error_callback;
in.name = pathname;
+ in.unget = 0;
in.fp = fopen(in.name, "r");
- if(!in.fp ) in.error(&in,"cannot open input file");
+ if(in.fp == NULL) {
+ g_warning("cannot open facility description file %s",
+ in.name);
+ ret = 1;
+ goto open_error;
+ }
while(1){
token = getToken(&in);
if(in.type == ENDFILE) break;
- if(strcmp(token, "<")) in.error(&in,"not a facility file");
+ if(g_ascii_strcasecmp(token, "<")) in.error(&in,"not a facility file");
token = getName(&in);
-
- if(strcmp("facility",token) == 0) {
+
+ if(g_ascii_strcasecmp("facility",token) == 0) {
fac = g_new(facility_t, 1);
fac->name = NULL;
fac->description = NULL;
parseFacility(&in, fac);
//check if any namedType is not defined
- g_assert(checkNamedTypesImplemented(&fac->named_types) == 0);
+ checkNamedTypesImplemented(&fac->named_types);
- g_assert(generateChecksum(fac->name, &checksum, &fac->events) == 0);
-
- f = g_new(LttFacility,1);
- f->base_id = 0;
- generateFacility(f, fac, checksum);
-
- t->facility_number++;
- g_ptr_array_add(t->facilities,f);
+ generateChecksum(fac->name, &checksum, &fac->events);
+
+ if(checksum == f->checksum) {
+ generateFacility(f, fac, checksum);
+ generated = TRUE;
+ }
- free(fac->name);
- free(fac->description);
+ g_free(fac->name);
+ free(fac->capname);
+ g_free(fac->description);
freeEvents(&fac->events);
sequence_dispose(&fac->events);
freeNamedType(&fac->named_types);
freeTypes(&fac->unnamed_types);
sequence_dispose(&fac->unnamed_types);
g_free(fac);
+ if(generated) break; /* use the first good match */
+ }
+ else {
+ g_warning("facility token was expected in file %s", in.name);
+ ret = 1;
+ goto parse_error;
}
- else in.error(&in,"facility token was expected");
}
+
+ parse_error:
fclose(in.fp);
+open_error:
+
+ if(!generated) {
+ g_warning("Cannot find facility %s, checksum 0x%X",
+ g_quark_to_string(f->name), f->checksum);
+ ret = 1;
+ }
+
+ return ret;
}
* checksum : checksum of the facility
****************************************************************************/
-void generateFacility(LttFacility *f, facility_t *fac,LttChecksum checksum)
+void generateFacility(LttFacility *f, facility_t *fac, guint32 checksum)
{
char * facilityName = fac->name;
- sequence * events = &fac->events;
+ sequence_t * events = &fac->events;
int i;
- LttEventType * evType;
+ //LttEventType * evType;
+ LttEventType * event_type;
LttField * field;
LttType * type;
- f->name = g_strdup(facilityName);
- f->event_number = events->position;
- f->checksum = checksum;
+ g_assert(f->name == g_quark_from_string(facilityName));
+ g_assert(f->checksum == checksum);
+
+ //f->event_number = events->position;
//initialize inner structures
- f->events = g_new(LttEventType*,f->event_number);
- f->named_types_number = fac->named_types.keys.position;
- f->named_types = g_new(LttType*, fac->named_types.keys.position);
- for(i=0;i<fac->named_types.keys.position;i++) f->named_types[i] = NULL;
+ f->events = g_array_sized_new (FALSE, TRUE, sizeof(LttEventType),
+ events->position);
+ //f->events = g_new(LttEventType*,f->event_number);
+ f->events = g_array_set_size(f->events, events->position);
+
+ g_datalist_init(&f->events_by_name);
+ g_datalist_init(&f->named_types);
+
+ //f->named_types_number = fac->named_types.keys.position;
+ //f->named_types = g_array_sized_new (FALSE, TRUE, sizeof(LttType),
+ // fac->named_types.keys.position);
+ //f->named_types = g_new(LttType*, fac->named_types.keys.position);
+ //f->named_types = g_array_set_size(f->named_types,
+ // fac->named_types.keys.position);
//for each event, construct field tree and type graph
for(i=0;i<events->position;i++){
- evType = g_new(LttEventType,1);
- f->events[i] = evType;
+ event_type = &g_array_index(f->events, LttEventType, i);
+ //evType = g_new(LttEventType,1);
+ //f->events[i] = evType;
- evType->name = g_strdup(((event_t*)(events->array[i]))->name);
- evType->description=g_strdup(((event_t*)(events->array[i]))->description);
+ event_type->name =
+ g_quark_from_string(((event_t*)(events->array[i]))->name);
+
+ g_datalist_id_set_data(&f->events_by_name, event_type->name,
+ event_type);
+
+ event_type->description =
+ g_strdup(((event_t*)(events->array[i]))->description);
field = g_new(LttField, 1);
- evType->root_field = field;
- evType->facility = f;
- evType->index = i;
+ event_type->root_field = field;
+ event_type->facility = f;
+ event_type->index = i;
if(((event_t*)(events->array[i]))->type != NULL){
- field->field_pos = 0;
+ // field->field_pos = 0;
type = lookup_named_type(f,((event_t*)(events->array[i]))->type);
field->field_type = type;
field->offset_root = 0;
- field->fixed_root = 1;
+ field->fixed_root = FIELD_UNKNOWN;
field->offset_parent = 0;
- field->fixed_parent = 1;
+ field->fixed_parent = FIELD_UNKNOWN;
// field->base_address = NULL;
field->field_size = 0;
- field->field_fixed = -1;
+ field->fixed_size = FIELD_UNKNOWN;
field->parent = NULL;
field->child = NULL;
field->current_element = 0;
//construct field tree and type graph
- constructTypeAndFields(f,((event_t*)(events->array[i]))->type,field);
+ construct_types_and_fields(f,((event_t*)(events->array[i]))->type,field);
}else{
- evType->root_field = NULL;
+ event_type->root_field = NULL;
g_free(field);
}
}
/*****************************************************************************
*Function name
- * constructTypeAndFields : construct field tree and type graph,
+ * construct_types_and_fields : construct field tree and type graph,
* internal recursion function
*Input params
* fac : facility struct
* root_field : root field of the event
****************************************************************************/
-void constructTypeAndFields(LttFacility * fac,type_descriptor * td,
+
+void construct_types_and_fields(LttFacility * fac, type_descriptor_t * td,
+ LttField * fld)
+{
+ int i;
+ type_descriptor_t * tmpTd;
+
+ switch(td->type) {
+ case INT:
+ case UINT:
+ case FLOAT:
+ fld->field_type->size = td->size;
+ break;
+ case POINTER:
+ case LONG:
+ case ULONG:
+ case SIZE_T:
+ case SSIZE_T:
+ case OFF_T:
+ fld->field_type->size = 0;
+ break;
+ case STRING:
+ fld->field_type->size = 0;
+ break;
+ case ENUM:
+ fld->field_type->element_number = td->labels.position;
+ fld->field_type->enum_strings = g_new(GQuark,td->labels.position);
+ for(i=0;i<td->labels.position;i++){
+ fld->field_type->enum_strings[i]
+ = g_quark_from_string(((char*)(td->labels.array[i])));
+ }
+ fld->field_type->size = td->size;
+ break;
+
+ case ARRAY:
+ fld->field_type->element_number = (unsigned)td->size;
+ case SEQUENCE:
+ fld->field_type->element_type = g_new(LttType*,1);
+ tmpTd = td->nested_type;
+ fld->field_type->element_type[0] = lookup_named_type(fac, tmpTd);
+ fld->child = g_new(LttField*, 1);
+ fld->child[0] = g_new(LttField, 1);
+
+ fld->child[0]->field_type = fld->field_type->element_type[0];
+ fld->child[0]->offset_root = 0;
+ fld->child[0]->fixed_root = FIELD_UNKNOWN;
+ fld->child[0]->offset_parent = 0;
+ fld->child[0]->fixed_parent = FIELD_UNKNOWN;
+ fld->child[0]->field_size = 0;
+ fld->child[0]->fixed_size = FIELD_UNKNOWN;
+ fld->child[0]->parent = fld;
+ fld->child[0]->child = NULL;
+ fld->child[0]->current_element = 0;
+ construct_types_and_fields(fac, tmpTd, fld->child[0]);
+ break;
+
+ case STRUCT:
+ case UNION:
+ fld->field_type->element_number = td->fields.position;
+
+ g_assert(fld->field_type->element_type == NULL);
+ fld->field_type->element_type = g_new(LttType*, td->fields.position);
+
+ fld->child = g_new(LttField*, td->fields.position);
+ for(i=0;i<td->fields.position;i++){
+ tmpTd = ((field_t*)(td->fields.array[i]))->type;
+
+ fld->field_type->element_type[i] = lookup_named_type(fac, tmpTd);
+ fld->child[i] = g_new(LttField,1);
+
+ // fld->child[i]->field_pos = i;
+ fld->child[i]->field_type = fld->field_type->element_type[i];
+
+ fld->child[i]->field_type->element_name
+ = g_quark_from_string(((field_t*)(td->fields.array[i]))->name);
+
+ fld->child[i]->offset_root = 0;
+ fld->child[i]->fixed_root = FIELD_UNKNOWN;
+ fld->child[i]->offset_parent = 0;
+ fld->child[i]->fixed_parent = FIELD_UNKNOWN;
+ fld->child[i]->field_size = 0;
+ fld->child[i]->fixed_size = FIELD_UNKNOWN;
+ fld->child[i]->parent = fld;
+ fld->child[i]->child = NULL;
+ fld->child[i]->current_element = 0;
+ construct_types_and_fields(fac, tmpTd, fld->child[i]);
+ }
+ break;
+
+ default:
+ g_error("construct_types_and_fields : unknown type");
+ }
+
+
+}
+
+
+
+#if 0
+void construct_types_and_fields(LttFacility * fac, type_descriptor * td,
LttField * fld)
{
int i, flag;
if(td->type == LTT_ENUM){
fld->field_type->element_number = td->labels.position;
- fld->field_type->enum_strings = g_new(char*,td->labels.position);
+ fld->field_type->enum_strings = g_new(GQuark,td->labels.position);
for(i=0;i<td->labels.position;i++){
fld->field_type->enum_strings[i]
- = g_strdup(((char*)(td->labels.array[i])));
+ = g_quark_from_string(((char*)(td->labels.array[i])));
}
}else if(td->type == LTT_ARRAY || td->type == LTT_SEQUENCE){
if(td->type == LTT_ARRAY)
fld->child = g_new(LttField*, 1);
fld->child[0] = g_new(LttField, 1);
- fld->child[0]->field_pos = 0;
+// fld->child[0]->field_pos = 0;
fld->child[0]->field_type = fld->field_type->element_type[0];
fld->child[0]->offset_root = fld->offset_root;
fld->child[0]->fixed_root = fld->fixed_root;
fld->child[0]->parent = fld;
fld->child[0]->child = NULL;
fld->child[0]->current_element = 0;
- constructTypeAndFields(fac, tmpTd, fld->child[0]);
+ construct_types_and_fields(fac, tmpTd, fld->child[0]);
}else if(td->type == LTT_STRUCT){
fld->field_type->element_number = td->fields.position;
fld->child[i]->field_type = fld->field_type->element_type[i];
if(flag){
- fld->child[i]->field_type->element_name
- = g_strdup(((type_fields*)(td->fields.array[i]))->name);
+ fld->child[i]->field_type->element_name
+ = g_quark_from_string(((type_fields*)(td->fields.array[i]))->name);
}
fld->child[i]->offset_root = -1;
fld->child[i]->parent = fld;
fld->child[i]->child = NULL;
fld->child[i]->current_element = 0;
- constructTypeAndFields(fac, tmpTd, fld->child[i]);
+ construct_types_and_fields(fac, tmpTd, fld->child[i]);
}
}
}
-
+#endif //0
/*****************************************************************************
*Function name
* : either find the named type, or create a new LttType
****************************************************************************/
-LttType * lookup_named_type(LttFacility *fac, type_descriptor * td)
+LttType * lookup_named_type(LttFacility *fac, type_descriptor_t * td)
{
- LttType * lttType = NULL;
- unsigned int i=0;
- char * name;
-
- if(td->type_name){
- for(i=0;i<fac->named_types_number; i++){
- if(fac->named_types[i] == NULL) break;
- name = fac->named_types[i]->type_name;
- if(strcmp(name, td->type_name)==0){
- lttType = fac->named_types[i];
- // if(lttType->element_name) g_free(lttType->element_name);
- // lttType->element_name = NULL;
- break;
- }
- }
+ LttType *type = NULL;
+ GQuark name = 0;
+
+ if(td->type_name != NULL) {
+ /* Named type */
+ name = g_quark_from_string(td->type_name);
+
+ type = g_datalist_id_get_data(&fac->named_types, name);
}
- if(!lttType){
- lttType = g_new(LttType,1);
- lttType->type_class = td->type;
- if(td->fmt) lttType->fmt = g_strdup(td->fmt);
- else lttType->fmt = NULL;
- lttType->size = td->size;
- lttType->enum_strings = NULL;
- lttType->element_type = NULL;
- lttType->element_number = 0;
- lttType->element_name = NULL;
- if(td->type_name){
- lttType->type_name = g_strdup(td->type_name);
- fac->named_types[i] = lttType; /* i is initialized, checked. */
- }
- else{
- lttType->type_name = NULL;
- }
+ if(type == NULL){
+ /* Create the type */
+ type = g_new(LttType,1);
+ type->type_name = name;
+ type->type_class = td->type;
+ if(td->fmt) type->fmt = g_strdup(td->fmt);
+ else type->fmt = NULL;
+ type->size = td->size;
+ type->enum_strings = NULL;
+ type->element_type = NULL;
+ type->element_number = 0;
+
+ if(td->type_name != NULL)
+ g_datalist_id_set_data_full(&fac->named_types, name,
+ type, (GDestroyNotify)freeLttNamedType);
}
-
- return lttType;
+ return type;
}
* if usage count = 0, release the memory
*Input params
* f : facility that will be closed
- *Return value
- * int : usage count ?? status
****************************************************************************/
-int ltt_facility_close(LttFacility *f)
+void ltt_facility_close(LttFacility *f)
{
//release the memory it occupied
freeFacility(f);
-
- return 0;
}
/*****************************************************************************
void freeFacility(LttFacility * fac)
{
- unsigned int i;
- g_free(fac->name); //free facility name
+ guint i;
+ LttEventType *et;
- //free event types
- for(i=0;i<fac->event_number;i++){
- freeEventtype(fac->events[i]);
+ for(i=0; i<fac->events->len; i++) {
+ et = &g_array_index (fac->events, LttEventType, i);
+ freeEventtype(et);
}
- g_free(fac->events);
+ g_array_free(fac->events, TRUE);
- //free all named types
- for(i=0;i<fac->named_types_number;i++){
- freeLttNamedType(fac->named_types[i]);
- fac->named_types[i] = NULL;
- }
- g_free(fac->named_types);
+ g_datalist_clear(&fac->named_types);
- //free the facility itself
- g_free(fac);
}
void freeEventtype(LttEventType * evType)
{
LttType * root_type;
- g_free(evType->name);
if(evType->description)
g_free(evType->description);
if(evType->root_field){
freeLttField(evType->root_field);
freeLttType(&root_type);
}
-
- g_free(evType);
}
void freeLttNamedType(LttType * type)
{
- g_free(type->type_name);
- type->type_name = NULL;
freeLttType(&type);
}
{
unsigned int i;
if(*type == NULL) return;
- if((*type)->type_name){
- return; //this is a named type
- }
- if((*type)->element_name)
- g_free((*type)->element_name);
+ if((*type)->type_name != 0) return; //this is a named type.
+ //if((*type)->type_name){
+ // return; //this is a named type
+ //}
if((*type)->fmt)
g_free((*type)->fmt);
if((*type)->enum_strings){
- for(i=0;i<(*type)->element_number;i++)
- g_free((*type)->enum_strings[i]);
g_free((*type)->enum_strings);
}
*Function name
* ltt_facility_name : obtain the facility's name
*Input params
- * f : the facility that will be closed
+ * f : the facility
*Return value
- * char * : the facility's name
+ * GQuark : the facility's name
****************************************************************************/
-char *ltt_facility_name(LttFacility *f)
+GQuark ltt_facility_name(LttFacility *f)
{
return f->name;
}
*Function name
* ltt_facility_checksum : obtain the facility's checksum
*Input params
- * f : the facility that will be closed
+ * f : the facility
*Return value
- * LttChecksum : the checksum of the facility
+ * : the checksum of the facility
****************************************************************************/
-LttChecksum ltt_facility_checksum(LttFacility *f)
+guint32 ltt_facility_checksum(LttFacility *f)
{
return f->checksum;
}
* : the base id of the facility
****************************************************************************/
-unsigned ltt_facility_base_id(LttFacility *f)
+guint ltt_facility_id(LttFacility *f)
{
- return f->base_id;
+ return f->id;
}
/*****************************************************************************
*Input params
* f : the facility that will be closed
*Return value
- * unsigned : the number of the event types
+ * : the number of the event types
****************************************************************************/
-unsigned ltt_facility_eventtype_number(LttFacility *f)
+guint8 ltt_facility_eventtype_number(LttFacility *f)
{
- return (f->event_number);
+ return (f->events->len);
}
/*****************************************************************************
* LttEventType * : the event type required
****************************************************************************/
-LttEventType *ltt_facility_eventtype_get(LttFacility *f, unsigned i)
+LttEventType *ltt_facility_eventtype_get(LttFacility *f, guint8 i)
{
- return f->events[i];
+ if(!f->exists) return NULL;
+
+ g_assert(i < f->events->len);
+ return &g_array_index(f->events, LttEventType, i);
}
/*****************************************************************************
* LttEventType * : the event type required
****************************************************************************/
-LttEventType *ltt_facility_eventtype_get_by_name(LttFacility *f, char *name)
+LttEventType *ltt_facility_eventtype_get_by_name(LttFacility *f, GQuark name)
{
- unsigned int i;
- LttEventType * ev = NULL;
-
- for(i=0;i<f->event_number;i++){
- LttEventType *iter_ev = f->events[i];
- if(strcmp(iter_ev->name, name) == 0) {
- ev = iter_ev;
- break;
- }
- }
- return ev;
+ LttEventType *et = g_datalist_id_get_data(&f->events_by_name, name);
+ return et;
}
projects / lttv.git / blobdiff