e6573c9dd616f03518b4791f66c0fecc5a4d2a43
1 /* This file is part of the Linux Trace Toolkit viewer
2 * Copyright (C) 2003-2004 Xiangxiu Yang
3 * 2005 Mathieu Desnoyers
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License Version 2.1 as published by the Free Software Foundation.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the
16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 02111-1307, USA.
28 #include <sys/types.h>
36 #include "ltt-private.h"
37 #include <ltt/facility.h>
45 /* search for the (named) type in the table, if it does not exist
47 LttType
* lookup_named_type(LttFacility
*fac
, type_descriptor_t
* td
);
49 /* construct directed acyclic graph for types, and tree for fields */
50 void construct_fields(LttFacility
*fac
,
54 /* generate the facility according to the events belongin to it */
55 void generateFacility(LttFacility
* f
, facility_t
* fac
,
58 /* functions to release the memory occupied by a facility */
59 void freeFacility(LttFacility
* facility
);
60 void freeEventtype(LttEventType
* evType
);
61 void freeLttType(LttType
* type
);
62 void freeLttField(LttField
* fld
);
63 void freeLttNamedType(LttType
* type
);
66 /*****************************************************************************
68 * ltt_facility_open : open facilities
70 * t : the trace containing the facilities
71 * pathname : the path name of the facility
73 * Open the facility corresponding to the right checksum.
75 *returns 0 on success, 1 on error.
76 ****************************************************************************/
78 int ltt_facility_open(LttFacility
*f
, LttTrace
* t
, gchar
* pathname
)
84 unsigned int checksum
;
85 gchar buffer
[BUFFER_SIZE
];
86 gboolean generated
= FALSE
;
88 in
.buffer
= &(buffer
[0]);
90 in
.error
= error_callback
;
94 in
.fp
= fopen(in
.name
, "r");
96 g_warning("cannot open facility description file %s",
103 token
= getToken(&in
);
104 if(in
.type
== ENDFILE
) break;
106 if(g_ascii_strcasecmp(token
, "<")) in
.error(&in
,"not a facility file");
107 token
= getName(&in
);
108 if(g_ascii_strcasecmp(token
, "?")) in
.error(&in
,"not a facility file");
109 token
= getName(&in
);
110 if(g_ascii_strcasecmp(token
, "xml")) in
.error(&in
,"not a facility file");
111 token
= getName(&in
);
112 if(g_ascii_strcasecmp(token
, "version")) in
.error(&in
,"not a facility file");
113 token
= getName(&in
);
114 if(g_ascii_strcasecmp(token
, "=")) in
.error(&in
,"not a facility file");
115 token
= getQuotedString(&in
);
116 if(g_ascii_strcasecmp(token
, "1.0")) in
.error(&in
,"not a facility file");
117 token
= getName(&in
);
118 if(g_ascii_strcasecmp(token
, "?")) in
.error(&in
,"not a facility file");
119 token
= getToken(&in
);
120 if(g_ascii_strcasecmp(token
, ">")) in
.error(&in
,"not a facility file");
122 token
= getToken(&in
);
124 if(g_ascii_strcasecmp(token
, "<")) in
.error(&in
,"not a facility file");
125 token
= getName(&in
);
127 if(g_ascii_strcasecmp("facility",token
) == 0) {
128 fac
= g_new(facility_t
, 1);
130 fac
->description
= NULL
;
131 sequence_init(&(fac
->events
));
132 table_init(&(fac
->named_types
));
133 sequence_init(&(fac
->unnamed_types
));
135 parseFacility(&in
, fac
);
137 //check if any namedType is not defined
138 checkNamedTypesImplemented(&fac
->named_types
);
140 generateChecksum(fac
->name
, &checksum
, &fac
->events
);
141 // FIXME if(checksum == f->checksum) {
142 generateFacility(f
, fac
, checksum
);
145 if (checksum
!= f
->checksum
)
146 g_warning("Facility checksum mismatch for facility %s : kernel 0x%X vs "
147 "XML 0x%X\n", fac
->name
, f
->checksum
, checksum
);
151 g_free(fac
->description
);
152 freeEvents(&fac
->events
);
153 sequence_dispose(&fac
->events
);
154 freeNamedType(&fac
->named_types
);
155 table_dispose(&fac
->named_types
);
156 freeTypes(&fac
->unnamed_types
);
157 sequence_dispose(&fac
->unnamed_types
);
159 if(generated
) break; /* use the first good match */
162 g_warning("facility token was expected in file %s", in
.name
);
173 g_warning("Cannot find facility %s, checksum 0x%X",
174 g_quark_to_string(f
->name
), f
->checksum
);
182 /*****************************************************************************
184 * generateFacility : generate facility, internal function
186 * facility : LttFacilty structure
187 * fac : facility structure
188 * checksum : checksum of the facility
189 ****************************************************************************/
191 void generateFacility(LttFacility
*f
, facility_t
*fac
, guint32 checksum
)
193 char * facilityName
= fac
->name
;
194 sequence_t
* events
= &fac
->events
;
197 table_t
*named_types
= &fac
->named_types
;
199 g_assert(f
->name
== g_quark_from_string(facilityName
));
200 //g_assert(f->checksum == checksum);
202 //f->event_number = events->position;
204 //initialize inner structures
205 f
->events
= g_array_sized_new (FALSE
, TRUE
, sizeof(LttEventType
),
207 //f->events = g_new(LttEventType*,f->event_number);
208 f
->events
= g_array_set_size(f
->events
, events
->position
);
210 g_datalist_init(&f
->events_by_name
);
211 // g_datalist_init(&f->named_types);
213 /* The first day, he created the named types */
215 for(i
=0; i
<named_types
->keys
.position
; i
++) {
216 GQuark name
= g_quark_from_string((char*)named_types
->keys
.array
[i
]);
217 type_descriptor_t
*td
= (type_descriptor_t
*)named_types
->values
.array
[i
];
219 /* Create the type */
220 type
= g_new(LttType
,1);
221 type
->type_name
= name
;
222 type
->type_class
= td
->type
;
223 if(td
->fmt
) type
->fmt
= g_strdup(td
->fmt
);
224 else type
->fmt
= NULL
;
225 type
->size
= td
->size
;
226 type
->enum_strings
= NULL
;
227 type
->element_type
= NULL
;
228 type
->element_number
= 0;
230 construct_types_and_fields(type
, td
, NULL
, NULL
, ...);
232 g_datalist_id_set_data_full(&fac
->named_types
, name
,
233 type
, (GDestroyNotify
)freeLttNamedType
);
237 /* The second day, he created the event fields and types */
238 //for each event, construct field and type acyclic graph
239 for(i
=0;i
<events
->position
;i
++){
240 event_t
*parser_event
= (event_t
*)events
->array
[i
];
241 LttEventType
*event_type
= &g_array_index(f
->events
, LttEventType
, i
);
244 g_quark_from_string(parser_event
->name
);
246 g_datalist_id_set_data(&f
->events_by_name
, event_type
->name
,
249 event_type
->description
=
250 g_strdup(parser_event
->description
);
252 event_type
->index
= i
;
253 event_type
->facility
= f
;
255 event_type
->has_compact_data
= parser_event
->compact_data
;
257 event_type
->fields
= g_array_sized_new(FALSE
, TRUE
,
258 sizeof(LttField
), parser_event
->fields
.position
);
260 g_array_set_size(event_type
->fields
, parser_event
->fields
.position
);
261 g_datalist_init(&event_type
->fields_by_name
);
263 for(j
=0; j
<parser_event
->fields
.position
; j
++) {
264 LttField
*field
= &g_array_index(event_type
->fields
, LttField
, j
);
265 field_t
*parser_field
= (field_t
*)parser_event
->fields
.array
[j
];
267 construct_fields(f
, field
, parser_field
);
268 g_datalist_id_set_data(&event_type
->fields_by_name
,
274 /* What about 2 days weeks ? */
278 /*****************************************************************************
280 * construct_types_and_fields : construct field tree and type graph,
281 * internal recursion function
283 * fac : facility struct
284 * field : destination lttv field
285 * fld : source parser field
286 ****************************************************************************/
289 //make the change for arrays and sequences
290 //no more root field. -> change this for an array of fields.
291 // Compute the field size here.
292 // Flag fields as "VARIABLE OFFSET" or "FIXED OFFSET" : as soon as
293 // a field with a variable size is found, all the following fields must
294 // be flagged with "VARIABLE OFFSET", this will be done by the offset
298 void construct_fields(LttFacility
*fac
,
303 type_descriptor_t
*td
;
307 field
->name
= g_quark_from_string(fld
->name
);
311 if(fld
->description
) {
312 len
= strlen(fld
->description
);
313 field
->description
= g_new(gchar
, len
+1);
314 strcpy(field
->description
, fld
->description
);
316 field
->dynamic_offsets
= NULL
;
317 type
= &field
->field_type
;
320 type
->enum_map
= NULL
;
322 type
->fields_by_name
= NULL
;
323 type
->network
= td
->network
;
327 type
->type_class
= LTT_INT_FIXED
;
328 type
->size
= td
->size
;
331 type
->type_class
= LTT_UINT_FIXED
;
332 type
->size
= td
->size
;
335 type
->type_class
= LTT_POINTER
;
336 type
->size
= fac
->pointer_size
;
339 type
->type_class
= LTT_CHAR
;
340 type
->size
= td
->size
;
343 type
->type_class
= LTT_UCHAR
;
344 type
->size
= td
->size
;
345 g_assert(type
->size
!= 0);
348 type
->type_class
= LTT_SHORT
;
349 type
->size
= td
->size
;
352 type
->type_class
= LTT_USHORT
;
353 type
->size
= td
->size
;
356 type
->type_class
= LTT_INT
;
357 type
->size
= fac
->int_size
;
360 type
->type_class
= LTT_UINT
;
361 type
->size
= fac
->int_size
;
362 g_assert(type
->size
!= 0);
365 type
->type_class
= LTT_LONG
;
366 type
->size
= fac
->long_size
;
369 type
->type_class
= LTT_ULONG
;
370 type
->size
= fac
->long_size
;
373 type
->type_class
= LTT_SIZE_T
;
374 type
->size
= fac
->size_t_size
;
377 type
->type_class
= LTT_SSIZE_T
;
378 type
->size
= fac
->size_t_size
;
381 type
->type_class
= LTT_OFF_T
;
382 type
->size
= fac
->size_t_size
;
385 type
->type_class
= LTT_FLOAT
;
386 type
->size
= td
->size
;
389 type
->type_class
= LTT_STRING
;
393 type
->type_class
= LTT_ENUM
;
394 type
->size
= fac
->int_size
;
397 type
->enum_map
= g_hash_table_new(g_direct_hash
, g_direct_equal
);
398 for(i
=0; i
<td
->labels
.position
; i
++) {
399 GQuark value
= g_quark_from_string((char*)td
->labels
.array
[i
]);
400 gint key
= *(int*)td
->labels_values
.array
[i
];
401 g_hash_table_insert(type
->enum_map
, (gpointer
)key
, (gpointer
)value
);
404 g_assert(type
->size
!= 0);
407 type
->type_class
= LTT_ARRAY
;
408 type
->size
= td
->size
;
409 type
->fields
= g_array_sized_new(FALSE
, TRUE
, sizeof(LttField
),
410 td
->fields
.position
);
411 type
->fields
= g_array_set_size(type
->fields
, td
->fields
.position
);
415 for(i
=0; i
<td
->fields
.position
; i
++) {
416 field_t
*schild
= (field_t
*)td
->fields
.array
[i
];
417 LttField
*dchild
= &g_array_index(type
->fields
, LttField
, i
);
419 construct_fields(fac
, dchild
, schild
);
424 type
->type_class
= LTT_SEQUENCE
;
426 type
->fields
= g_array_sized_new(FALSE
, TRUE
, sizeof(LttField
),
427 td
->fields
.position
);
428 type
->fields
= g_array_set_size(type
->fields
, td
->fields
.position
);
432 for(i
=0; i
<td
->fields
.position
; i
++) {
433 field_t
*schild
= (field_t
*)td
->fields
.array
[i
];
434 LttField
*dchild
= &g_array_index(type
->fields
, LttField
, i
);
436 construct_fields(fac
, dchild
, schild
);
441 type
->type_class
= LTT_STRUCT
;
442 type
->size
= 0; // Size not calculated by the parser.
443 type
->fields
= g_array_sized_new(FALSE
, TRUE
, sizeof(LttField
),
444 td
->fields
.position
);
445 type
->fields
= g_array_set_size(type
->fields
, td
->fields
.position
);
446 g_datalist_init(&type
->fields_by_name
);
450 for(i
=0; i
<td
->fields
.position
; i
++) {
451 field_t
*schild
= (field_t
*)td
->fields
.array
[i
];
452 LttField
*dchild
= &g_array_index(type
->fields
, LttField
, i
);
454 construct_fields(fac
, dchild
, schild
);
455 g_datalist_id_set_data(&type
->fields_by_name
,
462 type
->type_class
= LTT_UNION
;
463 type
->size
= 0; // Size not calculated by the parser.
464 type
->fields
= g_array_sized_new(FALSE
, TRUE
, sizeof(LttField
),
465 td
->fields
.position
);
466 type
->fields
= g_array_set_size(type
->fields
, td
->fields
.position
);
467 g_datalist_init(&type
->fields_by_name
);
471 for(i
=0; i
<td
->fields
.position
; i
++) {
472 field_t
*schild
= (field_t
*)td
->fields
.array
[i
];
473 LttField
*dchild
= &g_array_index(type
->fields
, LttField
, i
);
475 construct_fields(fac
, dchild
, schild
);
476 g_datalist_id_set_data(&type
->fields_by_name
,
484 g_error("construct_fields : unknown type");
487 field
->field_size
= type
->size
;
489 /* Put the fields as "variable" offset to root first. Then,
490 * the offset precomputation will only have to set the FIELD_FIXED until
491 * it reaches the first variable length field, then stop.
493 field
->fixed_root
= FIELD_VARIABLE
;
496 len
= strlen(td
->fmt
);
497 type
->fmt
= g_new(gchar
, len
+1);
498 strcpy(type
->fmt
, td
->fmt
);
505 void construct_types_and_fields(LttFacility
* fac
, type_descriptor_t
* td
,
509 type_descriptor_t
* tmpTd
;
515 fld
->field_type
->size
= td
->size
;
523 fld
->field_type
->size
= 0;
526 fld
->field_type
->size
= 0;
529 fld
->field_type
->element_number
= td
->labels
.position
;
530 fld
->field_type
->enum_strings
= g_new(GQuark
,td
->labels
.position
);
531 for(i
=0;i
<td
->labels
.position
;i
++){
532 fld
->field_type
->enum_strings
[i
]
533 = g_quark_from_string(((char*)(td
->labels
.array
[i
])));
535 fld
->field_type
->size
= td
->size
;
539 fld
->field_type
->element_number
= (unsigned)td
->size
;
541 fld
->field_type
->element_type
= g_new(LttType
*,1);
542 tmpTd
= td
->nested_type
;
543 fld
->field_type
->element_type
[0] = lookup_named_type(fac
, tmpTd
);
544 fld
->child
= g_new(LttField
*, 1);
545 fld
->child
[0] = g_new(LttField
, 1);
547 fld
->child
[0]->field_type
= fld
->field_type
->element_type
[0];
548 fld
->child
[0]->offset_root
= 0;
549 fld
->child
[0]->fixed_root
= FIELD_UNKNOWN
;
550 fld
->child
[0]->offset_parent
= 0;
551 fld
->child
[0]->fixed_parent
= FIELD_UNKNOWN
;
552 fld
->child
[0]->field_size
= 0;
553 fld
->child
[0]->fixed_size
= FIELD_UNKNOWN
;
554 fld
->child
[0]->parent
= fld
;
555 fld
->child
[0]->child
= NULL
;
556 fld
->child
[0]->current_element
= 0;
557 construct_types_and_fields(fac
, tmpTd
, fld
->child
[0]);
562 fld
->field_type
->element_number
= td
->fields
.position
;
564 g_assert(fld
->field_type
->element_type
== NULL
);
565 fld
->field_type
->element_type
= g_new(LttType
*, td
->fields
.position
);
567 fld
->child
= g_new(LttField
*, td
->fields
.position
);
568 for(i
=0;i
<td
->fields
.position
;i
++){
569 tmpTd
= ((field_t
*)(td
->fields
.array
[i
]))->type
;
571 fld
->field_type
->element_type
[i
] = lookup_named_type(fac
, tmpTd
);
572 fld
->child
[i
] = g_new(LttField
,1);
574 // fld->child[i]->field_pos = i;
575 fld
->child
[i
]->field_type
= fld
->field_type
->element_type
[i
];
577 fld
->child
[i
]->field_type
->element_name
578 = g_quark_from_string(((field_t
*)(td
->fields
.array
[i
]))->name
);
580 fld
->child
[i
]->offset_root
= 0;
581 fld
->child
[i
]->fixed_root
= FIELD_UNKNOWN
;
582 fld
->child
[i
]->offset_parent
= 0;
583 fld
->child
[i
]->fixed_parent
= FIELD_UNKNOWN
;
584 fld
->child
[i
]->field_size
= 0;
585 fld
->child
[i
]->fixed_size
= FIELD_UNKNOWN
;
586 fld
->child
[i
]->parent
= fld
;
587 fld
->child
[i
]->child
= NULL
;
588 fld
->child
[i
]->current_element
= 0;
589 construct_types_and_fields(fac
, tmpTd
, fld
->child
[i
]);
594 g_error("construct_types_and_fields : unknown type");
603 void construct_types_and_fields(LttFacility
* fac
, type_descriptor
* td
,
607 type_descriptor
* tmpTd
;
609 // if(td->type == LTT_STRING || td->type == LTT_SEQUENCE)
610 // fld->field_size = 0;
611 // else fld->field_size = -1;
613 if(td
->type
== LTT_ENUM
){
614 fld
->field_type
->element_number
= td
->labels
.position
;
615 fld
->field_type
->enum_strings
= g_new(GQuark
,td
->labels
.position
);
616 for(i
=0;i
<td
->labels
.position
;i
++){
617 fld
->field_type
->enum_strings
[i
]
618 = g_quark_from_string(((char*)(td
->labels
.array
[i
])));
620 }else if(td
->type
== LTT_ARRAY
|| td
->type
== LTT_SEQUENCE
){
621 if(td
->type
== LTT_ARRAY
)
622 fld
->field_type
->element_number
= (unsigned)td
->size
;
623 fld
->field_type
->element_type
= g_new(LttType
*,1);
624 tmpTd
= td
->nested_type
;
625 fld
->field_type
->element_type
[0] = lookup_named_type(fac
, tmpTd
);
626 fld
->child
= g_new(LttField
*, 1);
627 fld
->child
[0] = g_new(LttField
, 1);
629 // fld->child[0]->field_pos = 0;
630 fld
->child
[0]->field_type
= fld
->field_type
->element_type
[0];
631 fld
->child
[0]->offset_root
= fld
->offset_root
;
632 fld
->child
[0]->fixed_root
= fld
->fixed_root
;
633 fld
->child
[0]->offset_parent
= 0;
634 fld
->child
[0]->fixed_parent
= 1;
635 // fld->child[0]->base_address = NULL;
636 fld
->child
[0]->field_size
= 0;
637 fld
->child
[0]->field_fixed
= -1;
638 fld
->child
[0]->parent
= fld
;
639 fld
->child
[0]->child
= NULL
;
640 fld
->child
[0]->current_element
= 0;
641 construct_types_and_fields(fac
, tmpTd
, fld
->child
[0]);
642 }else if(td
->type
== LTT_STRUCT
){
643 fld
->field_type
->element_number
= td
->fields
.position
;
645 if(fld
->field_type
->element_type
== NULL
){
646 fld
->field_type
->element_type
= g_new(LttType
*, td
->fields
.position
);
652 fld
->child
= g_new(LttField
*, td
->fields
.position
);
653 for(i
=0;i
<td
->fields
.position
;i
++){
654 tmpTd
= ((type_fields
*)(td
->fields
.array
[i
]))->type
;
657 fld
->field_type
->element_type
[i
] = lookup_named_type(fac
, tmpTd
);
658 fld
->child
[i
] = g_new(LttField
,1);
660 fld
->child
[i
]->field_pos
= i
;
661 fld
->child
[i
]->field_type
= fld
->field_type
->element_type
[i
];
664 fld
->child
[i
]->field_type
->element_name
665 = g_quark_from_string(((type_fields
*)(td
->fields
.array
[i
]))->name
);
668 fld
->child
[i
]->offset_root
= -1;
669 fld
->child
[i
]->fixed_root
= -1;
670 fld
->child
[i
]->offset_parent
= -1;
671 fld
->child
[i
]->fixed_parent
= -1;
672 // fld->child[i]->base_address = NULL;
673 fld
->child
[i
]->field_size
= 0;
674 fld
->child
[i
]->field_fixed
= -1;
675 fld
->child
[i
]->parent
= fld
;
676 fld
->child
[i
]->child
= NULL
;
677 fld
->child
[i
]->current_element
= 0;
678 construct_types_and_fields(fac
, tmpTd
, fld
->child
[i
]);
685 /*****************************************************************************
687 * lookup_named_type: search named type in the table
690 * fac : facility struct
693 * : either find the named type, or create a new LttType
694 ****************************************************************************/
696 LttType
* lookup_named_type(LttFacility
*fac
, GQuark type_name
)
698 LttType
*type
= NULL
;
701 type
= g_datalist_id_get_data(&fac
->named_types
, name
);
703 g_assert(type
!= NULL
);
706 /* Create the type */
707 type
= g_new(LttType
,1);
708 type
->type_name
= name
;
709 type
->type_class
= td
->type
;
710 if(td
->fmt
) type
->fmt
= g_strdup(td
->fmt
);
711 else type
->fmt
= NULL
;
712 type
->size
= td
->size
;
713 type
->enum_strings
= NULL
;
714 type
->element_type
= NULL
;
715 type
->element_number
= 0;
717 if(td
->type_name
!= NULL
)
718 g_datalist_id_set_data_full(&fac
->named_types
, name
,
719 type
, (GDestroyNotify
)freeLttNamedType
);
726 /*****************************************************************************
728 * ltt_facility_close : close a facility, decrease its usage count,
729 * if usage count = 0, release the memory
731 * f : facility that will be closed
732 ****************************************************************************/
734 void ltt_facility_close(LttFacility
*f
)
736 //release the memory it occupied
740 /*****************************************************************************
741 * Functions to release the memory occupied by the facility
742 ****************************************************************************/
744 void freeFacility(LttFacility
* fac
)
749 for(i
=0; i
<fac
->events
->len
; i
++) {
750 et
= &g_array_index (fac
->events
, LttEventType
, i
);
753 g_array_free(fac
->events
, TRUE
);
755 g_datalist_clear(&fac
->events_by_name
);
757 // g_datalist_clear(&fac->named_types);
760 void freeEventtype(LttEventType
* evType
)
764 if(evType
->description
)
765 g_free(evType
->description
);
767 for(i
=0; i
<evType
->fields
->len
;i
++) {
768 LttField
*field
= &g_array_index(evType
->fields
, LttField
, i
);
771 g_array_free(evType
->fields
, TRUE
);
772 g_datalist_clear(&evType
->fields_by_name
);
775 void freeLttType(LttType
* type
)
783 g_hash_table_destroy(type
->enum_map
);
786 for(i
=0; i
<type
->fields
->len
; i
++) {
787 freeLttField(&g_array_index(type
->fields
, LttField
, i
));
789 g_array_free(type
->fields
, TRUE
);
791 if(type
->fields_by_name
)
792 g_datalist_clear(&type
->fields_by_name
);
795 void freeLttNamedType(LttType
* type
)
800 void freeLttField(LttField
* field
)
802 if(field
->description
)
803 g_free(field
->description
);
804 if(field
->dynamic_offsets
)
805 g_array_free(field
->dynamic_offsets
, TRUE
);
806 freeLttType(&field
->field_type
);
809 /*****************************************************************************
811 * ltt_facility_name : obtain the facility's name
815 * GQuark : the facility's name
816 ****************************************************************************/
818 GQuark
ltt_facility_name(LttFacility
*f
)
823 /*****************************************************************************
825 * ltt_facility_checksum : obtain the facility's checksum
829 * : the checksum of the facility
830 ****************************************************************************/
832 guint32
ltt_facility_checksum(LttFacility
*f
)
837 /*****************************************************************************
839 * ltt_facility_base_id : obtain the facility base id
843 * : the base id of the facility
844 ****************************************************************************/
846 guint
ltt_facility_id(LttFacility
*f
)
851 /*****************************************************************************
853 * ltt_facility_eventtype_number: obtain the number of the event types
855 * f : the facility that will be closed
857 * : the number of the event types
858 ****************************************************************************/
860 guint8
ltt_facility_eventtype_number(LttFacility
*f
)
862 return (f
->events
->len
);
865 /*****************************************************************************
867 * ltt_facility_eventtype_get: obtain the event type according to event id
868 * from 0 to event_number - 1
870 * f : the facility that will be closed
872 * LttEventType * : the event type required
873 ****************************************************************************/
875 LttEventType
*ltt_facility_eventtype_get(LttFacility
*f
, guint8 i
)
877 if(!f
->exists
) return NULL
;
879 g_assert(i
< f
->events
->len
);
880 return &g_array_index(f
->events
, LttEventType
, i
);
883 /*****************************************************************************
885 * ltt_facility_eventtype_get_by_name
886 * : obtain the event type according to event name
887 * event name is unique in the facility
890 * name : the name of the event
892 * LttEventType * : the event type required
893 ****************************************************************************/
895 LttEventType
*ltt_facility_eventtype_get_by_name(LttFacility
*f
, GQuark name
)
897 LttEventType
*et
= g_datalist_id_get_data(&f
->events_by_name
, name
);
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