449cb9d7 |
1 | /* This file is part of the Linux Trace Toolkit viewer |
2 | * Copyright (C) 2003-2004 Xiangxiu Yang |
3 | * |
4 | * This program is free software; you can redistribute it and/or modify |
5 | * it under the terms of the GNU General Public License Version 2 as |
6 | * published by the Free Software Foundation; |
7 | * |
8 | * This program is distributed in the hope that it will be useful, |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
11 | * GNU General Public License for more details. |
12 | * |
13 | * You should have received a copy of the GNU General Public License |
14 | * along with this program; if not, write to the Free Software |
15 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, |
16 | * MA 02111-1307, USA. |
17 | */ |
18 | |
6cd62ccf |
19 | #include <stdio.h> |
8d1e6362 |
20 | #include <string.h> |
21 | #include <stdlib.h> |
22 | |
6cd62ccf |
23 | #include <asm/types.h> |
24 | #include <linux/byteorder/swab.h> |
a5dcde2f |
25 | |
6cd62ccf |
26 | #include "parser.h" |
a5dcde2f |
27 | #include <ltt/ltt.h> |
28 | #include "ltt-private.h" |
6cd62ccf |
29 | #include <ltt/event.h> |
a5dcde2f |
30 | #include <ltt/trace.h> |
0f7f40c1 |
31 | #include <ltt/ltt-types.h> |
6cd62ccf |
32 | |
c02ea99f |
33 | |
34 | LttEvent *ltt_event_new() |
35 | { |
36 | return g_new(LttEvent, 1); |
37 | } |
38 | |
39 | void ltt_event_destroy(LttEvent *event) |
40 | { |
41 | g_free(event); |
42 | } |
43 | |
44 | |
908f42fa |
45 | /***************************************************************************** |
46 | *Function name |
47 | * ltt_event_refresh_fields : refresh fields of an event |
48 | *Input params |
49 | * offsetRoot : offset from the root |
18206708 |
50 | * offsetParent : offset from the parent |
908f42fa |
51 | * fld : field |
52 | * evD : event data |
0f7f40c1 |
53 | * reverse_byte_order : 1 or 0 |
908f42fa |
54 | *Return value |
55 | * int : size of the field |
56 | ****************************************************************************/ |
57 | |
58 | int ltt_event_refresh_fields(int offsetRoot,int offsetParent, |
0f7f40c1 |
59 | LttField * fld, void *evD, gboolean reverse_byte_order) |
908f42fa |
60 | { |
61 | int size, size1, element_number, i, offset1, offset2; |
62 | LttType * type = fld->field_type; |
63 | |
cf74a6f1 |
64 | switch(type->type_class) { |
65 | case LTT_ARRAY: |
66 | element_number = (int) type->element_number; |
67 | if(fld->field_fixed == 0){// has string or sequence |
68 | size = 0; |
69 | for(i=0;i<element_number;i++){ |
70 | size += ltt_event_refresh_fields(offsetRoot+size,size, |
0f7f40c1 |
71 | fld->child[0], evD+size, reverse_byte_order); |
cf74a6f1 |
72 | } |
73 | }else size = fld->field_size; |
74 | break; |
75 | |
76 | case LTT_SEQUENCE: |
77 | size1 = fld->sequ_number_size; |
0f7f40c1 |
78 | element_number = getIntNumber(reverse_byte_order,size1,evD); |
cf74a6f1 |
79 | type->element_number = element_number; |
80 | if(fld->element_size > 0){ |
81 | size = element_number * fld->element_size; |
82 | }else{//sequence has string or sequence |
83 | size = 0; |
84 | for(i=0;i<element_number;i++){ |
85 | size += ltt_event_refresh_fields(offsetRoot+size+size1,size+size1, |
0f7f40c1 |
86 | fld->child[0], evD+size+size1, reverse_byte_order); |
cf74a6f1 |
87 | } |
88 | size += size1; |
89 | } |
90 | break; |
91 | |
92 | case LTT_STRING: |
45e14832 |
93 | size = strlen((gchar*)evD) + 1; //include end : '\0' |
cf74a6f1 |
94 | break; |
95 | |
96 | case LTT_STRUCT: |
97 | element_number = (int) type->element_number; |
98 | if(fld->field_fixed == 0){ |
99 | offset1 = offsetRoot; |
100 | offset2 = 0; |
101 | for(i=0;i<element_number;i++){ |
102 | size=ltt_event_refresh_fields(offset1,offset2, |
0f7f40c1 |
103 | fld->child[i],evD+offset2, reverse_byte_order); |
cf74a6f1 |
104 | offset1 += size; |
105 | offset2 += size; |
106 | } |
107 | size = offset2; |
108 | }else size = fld->field_size; |
109 | break; |
e52d9126 |
110 | |
111 | case LTT_UNION: |
112 | size = fld->field_size; |
113 | break; |
cf74a6f1 |
114 | |
115 | default: |
116 | size = fld->field_size; |
117 | } |
118 | |
119 | #if 0 |
908f42fa |
120 | if(type->type_class != LTT_STRUCT && type->type_class != LTT_ARRAY && |
121 | type->type_class != LTT_SEQUENCE && type->type_class != LTT_STRING){ |
122 | size = fld->field_size; |
123 | }else if(type->type_class == LTT_ARRAY){ |
124 | element_number = (int) type->element_number; |
125 | if(fld->field_fixed == 0){// has string or sequence |
126 | size = 0; |
127 | for(i=0;i<element_number;i++){ |
cf74a6f1 |
128 | size += ltt_event_refresh_fields(offsetRoot+size,size, |
908f42fa |
129 | fld->child[0], evD+size); |
cf74a6f1 |
130 | } |
908f42fa |
131 | }else size = fld->field_size; |
132 | }else if(type->type_class == LTT_SEQUENCE){ |
133 | size1 = fld->sequ_number_size; |
134 | element_number = getIntNumber(size1,evD); |
135 | type->element_number = element_number; |
136 | if(fld->element_size > 0){ |
137 | size = element_number * fld->element_size; |
138 | }else{//sequence has string or sequence |
139 | size = 0; |
140 | for(i=0;i<element_number;i++){ |
cf74a6f1 |
141 | size += ltt_event_refresh_fields(offsetRoot+size+size1,size+size1, |
142 | fld->child[0], evD+size+size1); |
908f42fa |
143 | } |
144 | size += size1; |
145 | } |
146 | }else if(type->type_class == LTT_STRING){ |
147 | size = strlen((char*)evD) + 1; //include end : '\0' |
148 | }else if(type->type_class == LTT_STRUCT){ |
149 | element_number = (int) type->element_number; |
150 | if(fld->field_fixed == 0){ |
151 | offset1 = offsetRoot; |
152 | offset2 = 0; |
153 | for(i=0;i<element_number;i++){ |
cf74a6f1 |
154 | size=ltt_event_refresh_fields(offset1,offset2, |
155 | fld->child[i],evD+offset2); |
156 | offset1 += size; |
157 | offset2 += size; |
908f42fa |
158 | } |
159 | size = offset2; |
160 | }else size = fld->field_size; |
161 | } |
cf74a6f1 |
162 | #endif //0 |
908f42fa |
163 | fld->offset_root = offsetRoot; |
164 | fld->offset_parent = offsetParent; |
165 | fld->fixed_root = (offsetRoot==-1) ? 0 : 1; |
166 | fld->fixed_parent = (offsetParent==-1) ? 0 : 1; |
167 | fld->field_size = size; |
168 | |
169 | return size; |
170 | } |
171 | |
6cd62ccf |
172 | /***************************************************************************** |
173 | *Function name |
963b5f2d |
174 | * ltt_event_eventtype_id: get event type id |
175 | * (base id + position of the event) |
6cd62ccf |
176 | *Input params |
963b5f2d |
177 | * e : an instance of an event type |
6cd62ccf |
178 | *Return value |
963b5f2d |
179 | * unsigned : event type id |
6cd62ccf |
180 | ****************************************************************************/ |
181 | |
963b5f2d |
182 | unsigned ltt_event_eventtype_id(LttEvent *e) |
6cd62ccf |
183 | { |
184 | return (unsigned) e->event_id; |
185 | } |
186 | |
187 | /***************************************************************************** |
188 | *Function name |
189 | * ltt_event_facility : get the facility of the event |
190 | *Input params |
191 | * e : an instance of an event type |
192 | *Return value |
963b5f2d |
193 | * LttFacility * : the facility of the event |
6cd62ccf |
194 | ****************************************************************************/ |
195 | |
963b5f2d |
196 | LttFacility *ltt_event_facility(LttEvent *e) |
6cd62ccf |
197 | { |
963b5f2d |
198 | LttTrace * trace = e->tracefile->trace; |
199 | unsigned id = e->event_id; |
200 | return ltt_trace_facility_by_id(trace,id); |
6cd62ccf |
201 | } |
202 | |
203 | /***************************************************************************** |
204 | *Function name |
205 | * ltt_event_eventtype : get the event type of the event |
206 | *Input params |
207 | * e : an instance of an event type |
208 | *Return value |
963b5f2d |
209 | * LttEventType * : the event type of the event |
6cd62ccf |
210 | ****************************************************************************/ |
211 | |
963b5f2d |
212 | LttEventType *ltt_event_eventtype(LttEvent *e) |
6cd62ccf |
213 | { |
963b5f2d |
214 | LttFacility* facility = ltt_event_facility(e); |
215 | if(!facility) return NULL; |
216 | return facility->events[e->event_id - facility->base_id]; |
6cd62ccf |
217 | } |
218 | |
219 | /***************************************************************************** |
220 | *Function name |
963b5f2d |
221 | * ltt_event_field : get the root field of the event |
6cd62ccf |
222 | *Input params |
963b5f2d |
223 | * e : an instance of an event type |
6cd62ccf |
224 | *Return value |
963b5f2d |
225 | * LttField * : the root field of the event |
6cd62ccf |
226 | ****************************************************************************/ |
227 | |
963b5f2d |
228 | LttField *ltt_event_field(LttEvent *e) |
6cd62ccf |
229 | { |
908f42fa |
230 | LttField * field; |
963b5f2d |
231 | LttEventType * event_type = ltt_event_eventtype(e); |
1d1df11d |
232 | if(unlikely(!event_type)) return NULL; |
908f42fa |
233 | field = event_type->root_field; |
1d1df11d |
234 | if(unlikely(!field)) return NULL; |
908f42fa |
235 | |
236 | //check if the field need refresh |
1d1df11d |
237 | if(likely(e->which_block != event_type->latest_block || |
238 | e->which_event != event_type->latest_event)){ |
908f42fa |
239 | |
240 | event_type->latest_block = e->which_block; |
241 | event_type->latest_event = e->which_event; |
242 | |
1d1df11d |
243 | if(unlikely(field->field_fixed != 1)) |
0f7f40c1 |
244 | ltt_event_refresh_fields(0, 0, field, e->data, |
245 | e->tracefile->trace->reverse_byte_order); |
908f42fa |
246 | } |
247 | return field; |
6cd62ccf |
248 | } |
249 | |
250 | /***************************************************************************** |
251 | *Function name |
963b5f2d |
252 | * ltt_event_time : get the time of the event |
6cd62ccf |
253 | *Input params |
254 | * e : an instance of an event type |
255 | *Return value |
963b5f2d |
256 | * LttTime : the time of the event |
6cd62ccf |
257 | ****************************************************************************/ |
258 | |
963b5f2d |
259 | LttTime ltt_event_time(LttEvent *e) |
6cd62ccf |
260 | { |
963b5f2d |
261 | return e->event_time; |
6cd62ccf |
262 | } |
263 | |
264 | /***************************************************************************** |
265 | *Function name |
963b5f2d |
266 | * ltt_event_time : get the cycle count of the event |
6cd62ccf |
267 | *Input params |
268 | * e : an instance of an event type |
269 | *Return value |
963b5f2d |
270 | * LttCycleCount : the cycle count of the event |
6cd62ccf |
271 | ****************************************************************************/ |
272 | |
963b5f2d |
273 | LttCycleCount ltt_event_cycle_count(LttEvent *e) |
6cd62ccf |
274 | { |
963b5f2d |
275 | return e->event_cycle_count; |
6cd62ccf |
276 | } |
277 | |
80da81ad |
278 | /***************************************************************************** |
279 | *Function name |
280 | * ltt_event_position : get the event's position |
281 | *Input params |
282 | * e : an instance of an event type |
283 | * ep : a pointer to event's position structure |
284 | ****************************************************************************/ |
285 | |
286 | void ltt_event_position(LttEvent *e, LttEventPosition *ep) |
287 | { |
288 | ep->block_num = e->which_block; |
289 | ep->event_num = e->which_event; |
290 | ep->event_time = e->event_time; |
291 | ep->event_cycle_count = e->event_cycle_count; |
292 | ep->heart_beat_number = e->tracefile->cur_heart_beat_number; |
18206708 |
293 | ep->old_position = TRUE; |
80da81ad |
294 | ep->event_offset = e->data - e->tracefile->buffer - EVENT_HEADER_SIZE ; |
e4eced0f |
295 | ep->tf = e->tracefile; |
2dee981d |
296 | ep->overflow_nsec = e->overflow_nsec; |
18206708 |
297 | /* This is a workaround for fast position seek */ |
298 | ep->last_event_pos = e->last_event_pos; |
299 | ep->prev_block_end_time = e->prev_block_end_time; |
300 | ep->prev_event_time = e->prev_event_time; |
301 | ep->pre_cycle_count = e->pre_cycle_count; |
302 | ep->count = e->count; |
dfb73233 |
303 | ep->last_heartbeat = e->last_heartbeat; |
304 | |
18206708 |
305 | /* end of workaround */ |
80da81ad |
306 | } |
307 | |
a5dcde2f |
308 | LttEventPosition * ltt_event_position_new() |
309 | { |
310 | return g_new(LttEventPosition, 1); |
311 | } |
312 | |
80da81ad |
313 | /***************************************************************************** |
314 | *Function name |
315 | * ltt_event_position_get : get the block number and index of the event |
316 | *Input params |
317 | * ep : a pointer to event's position structure |
318 | * block_number : the block number of the event |
319 | * index_in_block : the index of the event within the block |
320 | ****************************************************************************/ |
321 | |
322 | void ltt_event_position_get(LttEventPosition *ep, |
e4eced0f |
323 | unsigned *block_number, unsigned *index_in_block, LttTracefile ** tf) |
80da81ad |
324 | { |
325 | *block_number = ep->block_num; |
326 | *index_in_block = ep->event_num; |
e4eced0f |
327 | *tf = ep->tf; |
80da81ad |
328 | } |
329 | |
330 | /***************************************************************************** |
331 | *Function name |
332 | * ltt_event_position_set : set the block number and index of the event |
537b2d7f |
333 | * It does put the old_position gboolean to FALSE, as it is impossible |
334 | * to know the quick position to seek in the tracefile. |
80da81ad |
335 | *Input params |
336 | * ep : a pointer to event's position structure |
337 | * block_number : the block number of the event |
338 | * index_in_block : the index of the event within the block |
339 | ****************************************************************************/ |
340 | |
341 | void ltt_event_position_set(LttEventPosition *ep, |
342 | unsigned block_number, unsigned index_in_block) |
343 | { |
537b2d7f |
344 | if(ep->block_num != block_number || ep->event_num != index_in_block) |
345 | ep->old_position = FALSE; |
346 | |
80da81ad |
347 | ep->block_num = block_number; |
537b2d7f |
348 | ep->event_num = index_in_block; |
349 | |
80da81ad |
350 | } |
351 | |
96da5c0d |
352 | /***************************************************************************** |
353 | * Function name |
354 | * ltt_event_position_compare : compare two positions |
a00149f6 |
355 | * A NULL value is infinite. |
96da5c0d |
356 | * Input params |
357 | * ep1 : a pointer to event's position structure |
358 | * ep2 : a pointer to event's position structure |
359 | * Return |
360 | * -1 is ep1 < ep2 |
361 | * 1 if ep1 > ep2 |
362 | * 0 if ep1 == ep2 |
363 | ****************************************************************************/ |
364 | |
365 | |
366 | gint ltt_event_position_compare(const LttEventPosition *ep1, |
367 | const LttEventPosition *ep2) |
368 | { |
369 | if(ep1->tf != ep2->tf) |
370 | g_error("ltt_event_position_compare on different tracefiles makes no sense"); |
a00149f6 |
371 | if(ep1 == NULL && ep2 == NULL) |
372 | return 0; |
373 | if(ep1 != NULL && ep2 == NULL) |
374 | return -1; |
375 | if(ep1 == NULL && ep2 != NULL) |
376 | return 1; |
377 | |
96da5c0d |
378 | if(ep1->block_num < ep2->block_num) |
379 | return -1; |
380 | if(ep1->block_num > ep2->block_num) |
381 | return 1; |
382 | if(ep1->event_num < ep2->event_num) |
383 | return -1; |
384 | if(ep1->event_num > ep2->event_num) |
385 | return 1; |
386 | return 0; |
387 | } |
388 | |
389 | /***************************************************************************** |
390 | * Function name |
391 | * ltt_event_event_position_compare : compare two positions, one in event, |
392 | * other in position opaque structure. |
393 | * Input params |
394 | * event : a pointer to event structure |
395 | * ep : a pointer to event's position structure |
396 | * Return |
397 | * -1 is event < ep |
398 | * 1 if event > ep |
399 | * 0 if event == ep |
400 | ****************************************************************************/ |
401 | |
402 | gint ltt_event_event_position_compare(const LttEvent *event, |
403 | const LttEventPosition *ep) |
404 | { |
a00149f6 |
405 | if(event == NULL && ep == NULL) |
406 | return 0; |
407 | if(event != NULL && ep == NULL) |
408 | return -1; |
409 | if(event == NULL && ep != NULL) |
410 | return 1; |
2a74fbf4 |
411 | |
a00149f6 |
412 | g_assert(event->tracefile == ep->tf); |
413 | |
0dfebcb9 |
414 | if(event->which_block < ep->block_num) |
96da5c0d |
415 | return -1; |
0dfebcb9 |
416 | if(event->which_block > ep->block_num) |
96da5c0d |
417 | return 1; |
0dfebcb9 |
418 | if(event->which_event < ep->event_num) |
96da5c0d |
419 | return -1; |
0dfebcb9 |
420 | if(event->which_event > ep->event_num) |
96da5c0d |
421 | return 1; |
422 | return 0; |
423 | } |
424 | |
2a74fbf4 |
425 | /***************************************************************************** |
426 | * Function name |
427 | * ltt_event_position_copy : copy position |
428 | * Input params |
429 | * src : a pointer to event's position structure source |
430 | * dest : a pointer to event's position structure dest |
431 | * Return |
432 | * void |
433 | ****************************************************************************/ |
434 | void ltt_event_position_copy(LttEventPosition *dest, |
435 | const LttEventPosition *src) |
436 | { |
a00149f6 |
437 | if(src == NULL) |
438 | dest = NULL; |
439 | else |
440 | *dest = *src; |
2a74fbf4 |
441 | } |
96da5c0d |
442 | |
443 | |
6cd62ccf |
444 | /***************************************************************************** |
445 | *Function name |
963b5f2d |
446 | * ltt_event_cpu_i: get the cpu id where the event happens |
6cd62ccf |
447 | *Input params |
448 | * e : an instance of an event type |
449 | *Return value |
963b5f2d |
450 | * unsigned : the cpu id |
6cd62ccf |
451 | ****************************************************************************/ |
452 | |
963b5f2d |
453 | unsigned ltt_event_cpu_id(LttEvent *e) |
dd691a2e |
454 | { |
45e14832 |
455 | gchar * c1, * c2, * c3; |
dd691a2e |
456 | c1 = strrchr(e->tracefile->name,'\\'); |
457 | c2 = strrchr(e->tracefile->name,'/'); |
458 | if(c1 == NULL && c2 == NULL){ |
459 | return (unsigned)atoi(e->tracefile->name); |
460 | }else if(c1 == NULL){ |
461 | c2++; |
462 | return (unsigned)atoi(c2); |
463 | }else if(c2 == NULL){ |
464 | c1++; |
465 | return (unsigned)atoi(c1); |
466 | }else{ |
467 | c3 = (c1 > c2) ? c1 : c2; |
468 | c3++; |
469 | return (unsigned)atoi(c3); |
470 | } |
6cd62ccf |
471 | } |
472 | |
473 | /***************************************************************************** |
474 | *Function name |
475 | * ltt_event_data : get the raw data for the event |
476 | *Input params |
477 | * e : an instance of an event type |
478 | *Return value |
479 | * void * : pointer to the raw data for the event |
480 | ****************************************************************************/ |
481 | |
963b5f2d |
482 | void *ltt_event_data(LttEvent *e) |
6cd62ccf |
483 | { |
484 | return e->data; |
485 | } |
486 | |
487 | /***************************************************************************** |
488 | *Function name |
489 | * ltt_event_field_element_number |
490 | * : The number of elements in a sequence field is specific |
491 | * to each event. This function returns the number of |
492 | * elements for an array or sequence field in an event. |
493 | *Input params |
908f42fa |
494 | * e : an instance of an event type |
6cd62ccf |
495 | * f : a field of the instance |
496 | *Return value |
497 | * unsigned : the number of elements for an array/sequence field |
498 | ****************************************************************************/ |
499 | |
963b5f2d |
500 | unsigned ltt_event_field_element_number(LttEvent *e, LttField *f) |
6cd62ccf |
501 | { |
502 | if(f->field_type->type_class != LTT_ARRAY && |
503 | f->field_type->type_class != LTT_SEQUENCE) |
504 | return 0; |
908f42fa |
505 | |
506 | if(f->field_type->type_class == LTT_ARRAY) |
507 | return f->field_type->element_number; |
0f7f40c1 |
508 | return (unsigned) getIntNumber(e->tracefile->trace->reverse_byte_order, |
509 | f->sequ_number_size, e + f->offset_root); |
6cd62ccf |
510 | } |
511 | |
512 | /***************************************************************************** |
513 | *Function name |
514 | * ltt_event_field_element_select |
515 | * : Set the currently selected element for a sequence or |
516 | * array field |
517 | *Input params |
908f42fa |
518 | * e : an instance of an event type |
6cd62ccf |
519 | * f : a field of the instance |
520 | * i : the ith element |
6cd62ccf |
521 | ****************************************************************************/ |
522 | |
963b5f2d |
523 | void ltt_event_field_element_select(LttEvent *e, LttField *f, unsigned i) |
6cd62ccf |
524 | { |
908f42fa |
525 | unsigned element_number; |
526 | LttField *fld; |
8d1e6362 |
527 | unsigned int k; |
528 | int size; |
908f42fa |
529 | void *evD; |
530 | |
531 | if(f->field_type->type_class != LTT_ARRAY && |
6cd62ccf |
532 | f->field_type->type_class != LTT_SEQUENCE) |
908f42fa |
533 | return ; |
534 | |
535 | element_number = ltt_event_field_element_number(e,f); |
8d1e6362 |
536 | /* Sanity check for i : 1..n only, and must be lower or equal element_number |
537 | */ |
538 | if(element_number < i || i == 0) return; |
908f42fa |
539 | |
540 | fld = f->child[0]; |
541 | |
542 | evD = e->data + f->offset_root; |
543 | size = 0; |
544 | for(k=0;k<i;k++){ |
0f7f40c1 |
545 | size += ltt_event_refresh_fields(f->offset_root+size,size, fld, evD+size, |
546 | e->tracefile->trace->reverse_byte_order); |
908f42fa |
547 | } |
908f42fa |
548 | f->current_element = i - 1; |
6cd62ccf |
549 | } |
550 | |
551 | /***************************************************************************** |
552 | * These functions extract data from an event after architecture specific |
553 | * conversions |
554 | ****************************************************************************/ |
555 | |
63c35f6c |
556 | guint32 ltt_event_get_unsigned(LttEvent *e, LttField *f) |
6cd62ccf |
557 | { |
0f7f40c1 |
558 | //int revFlag = e->tracefile->trace->my_arch_endian == |
559 | // e->tracefile->trace->system_description->endian ? 0:1; |
560 | gboolean reverse_byte_order = e->tracefile->trace->reverse_byte_order; |
561 | |
963b5f2d |
562 | LttTypeEnum t = f->field_type->type_class; |
6cd62ccf |
563 | |
2a74fbf4 |
564 | g_assert(t == LTT_UINT || t == LTT_ENUM); |
6cd62ccf |
565 | |
b7b36242 |
566 | if(f->field_size == 1){ |
cbd41522 |
567 | guint8 x = *(guint8 *)(e->data + f->offset_root); |
63c35f6c |
568 | return (guint32) x; |
b7b36242 |
569 | }else if(f->field_size == 2){ |
0f7f40c1 |
570 | return (guint32)ltt_get_uint16(reverse_byte_order, e->data + f->offset_root); |
b7b36242 |
571 | }else if(f->field_size == 4){ |
0f7f40c1 |
572 | return (guint32)ltt_get_uint32(reverse_byte_order, e->data + f->offset_root); |
63c35f6c |
573 | } |
574 | #if 0 |
575 | else if(f->field_size == 8){ |
cbd41522 |
576 | guint64 x = *(guint64 *)(e->data + f->offset_root); |
577 | if(e->tracefile->trace->my_arch_endian == LTT_LITTLE_ENDIAN) |
578 | return (unsigned int) (revFlag ? GUINT64_FROM_BE(x): x); |
579 | else |
580 | return (unsigned int) (revFlag ? GUINT64_FROM_LE(x): x); |
6cd62ccf |
581 | } |
63c35f6c |
582 | #endif //0 |
8d1e6362 |
583 | g_critical("ltt_event_get_unsigned : field size %i unknown", f->field_size); |
584 | return 0; |
6cd62ccf |
585 | } |
586 | |
63c35f6c |
587 | gint32 ltt_event_get_int(LttEvent *e, LttField *f) |
6cd62ccf |
588 | { |
0f7f40c1 |
589 | gboolean reverse_byte_order = e->tracefile->trace->reverse_byte_order; |
590 | //int revFlag = e->tracefile->trace->my_arch_endian == |
591 | // e->tracefile->trace->system_description->endian ? 0:1; |
6cd62ccf |
592 | |
2a74fbf4 |
593 | g_assert(f->field_type->type_class == LTT_INT); |
6cd62ccf |
594 | |
b7b36242 |
595 | if(f->field_size == 1){ |
cbd41522 |
596 | gint8 x = *(gint8 *)(e->data + f->offset_root); |
63c35f6c |
597 | return (gint32) x; |
b7b36242 |
598 | }else if(f->field_size == 2){ |
0f7f40c1 |
599 | return (gint32)ltt_get_int16(reverse_byte_order, e->data + f->offset_root); |
b7b36242 |
600 | }else if(f->field_size == 4){ |
0f7f40c1 |
601 | return (gint32)ltt_get_int32(reverse_byte_order, e->data + f->offset_root); |
63c35f6c |
602 | } |
603 | #if 0 |
604 | else if(f->field_size == 8){ |
cbd41522 |
605 | gint64 x = *(gint64 *)(e->data + f->offset_root); |
606 | if(e->tracefile->trace->my_arch_endian == LTT_LITTLE_ENDIAN) |
607 | return (int) (revFlag ? GINT64_FROM_BE(x): x); |
608 | else |
609 | return (int) (revFlag ? GINT64_FROM_LE(x): x); |
6cd62ccf |
610 | } |
63c35f6c |
611 | #endif //0 |
8d1e6362 |
612 | g_critical("ltt_event_get_int : field size %i unknown", f->field_size); |
613 | return 0; |
6cd62ccf |
614 | } |
615 | |
63c35f6c |
616 | guint64 ltt_event_get_long_unsigned(LttEvent *e, LttField *f) |
6cd62ccf |
617 | { |
0f7f40c1 |
618 | gboolean reverse_byte_order = e->tracefile->trace->reverse_byte_order; |
619 | //int revFlag = e->tracefile->trace->my_arch_endian == |
620 | // e->tracefile->trace->system_description->endian ? 0:1; |
963b5f2d |
621 | LttTypeEnum t = f->field_type->type_class; |
6cd62ccf |
622 | |
2a74fbf4 |
623 | g_assert(t == LTT_UINT || t == LTT_ENUM); |
6cd62ccf |
624 | |
b7b36242 |
625 | if(f->field_size == 1){ |
cbd41522 |
626 | guint8 x = *(guint8 *)(e->data + f->offset_root); |
63c35f6c |
627 | return (guint64) x; |
b7b36242 |
628 | }else if(f->field_size == 2){ |
0f7f40c1 |
629 | return (guint64)ltt_get_uint16(reverse_byte_order, e->data + f->offset_root); |
b7b36242 |
630 | }else if(f->field_size == 4){ |
0f7f40c1 |
631 | return (guint64)ltt_get_uint32(reverse_byte_order, e->data + f->offset_root); |
b7b36242 |
632 | }else if(f->field_size == 8){ |
0f7f40c1 |
633 | return ltt_get_uint64(reverse_byte_order, e->data + f->offset_root); |
6cd62ccf |
634 | } |
8d1e6362 |
635 | g_critical("ltt_event_get_long_unsigned : field size %i unknown", f->field_size); |
636 | return 0; |
6cd62ccf |
637 | } |
638 | |
63c35f6c |
639 | gint64 ltt_event_get_long_int(LttEvent *e, LttField *f) |
6cd62ccf |
640 | { |
0f7f40c1 |
641 | //int revFlag = e->tracefile->trace->my_arch_endian == |
642 | // e->tracefile->trace->system_description->endian ? 0:1; |
643 | gboolean reverse_byte_order = e->tracefile->trace->reverse_byte_order; |
6cd62ccf |
644 | |
2a74fbf4 |
645 | g_assert( f->field_type->type_class == LTT_INT); |
6cd62ccf |
646 | |
b7b36242 |
647 | if(f->field_size == 1){ |
cbd41522 |
648 | gint8 x = *(gint8 *)(e->data + f->offset_root); |
63c35f6c |
649 | return (gint64) x; |
b7b36242 |
650 | }else if(f->field_size == 2){ |
0f7f40c1 |
651 | return (gint64)ltt_get_int16(reverse_byte_order, e->data + f->offset_root); |
b7b36242 |
652 | }else if(f->field_size == 4){ |
0f7f40c1 |
653 | return (gint64)ltt_get_int32(reverse_byte_order, e->data + f->offset_root); |
b7b36242 |
654 | }else if(f->field_size == 8){ |
0f7f40c1 |
655 | return ltt_get_int64(reverse_byte_order, e->data + f->offset_root); |
6cd62ccf |
656 | } |
8d1e6362 |
657 | g_critical("ltt_event_get_long_int : field size %i unknown", f->field_size); |
658 | return 0; |
6cd62ccf |
659 | } |
660 | |
963b5f2d |
661 | float ltt_event_get_float(LttEvent *e, LttField *f) |
6cd62ccf |
662 | { |
0f7f40c1 |
663 | //int revFlag = e->tracefile->trace->my_arch_endian == |
664 | // e->tracefile->trace->system_description->endian ? 0:1; |
665 | gboolean reverse_byte_order = e->tracefile->trace->reverse_byte_order; |
6cd62ccf |
666 | |
2a74fbf4 |
667 | g_assert(f->field_type->type_class == LTT_FLOAT && f->field_size == 4); |
6cd62ccf |
668 | |
0f7f40c1 |
669 | if(reverse_byte_order == 0) return *(float *)(e->data + f->offset_root); |
6cd62ccf |
670 | else{ |
cbd41522 |
671 | guint32 aInt; |
6cd62ccf |
672 | memcpy((void*)&aInt, e->data + f->offset_root, 4); |
673 | aInt = ___swab32(aInt); |
cf74a6f1 |
674 | return ((float)aInt); |
6cd62ccf |
675 | } |
676 | } |
677 | |
963b5f2d |
678 | double ltt_event_get_double(LttEvent *e, LttField *f) |
6cd62ccf |
679 | { |
0f7f40c1 |
680 | gboolean reverse_byte_order = e->tracefile->trace->reverse_byte_order; |
681 | //int revFlag = e->tracefile->trace->my_arch_endian == |
682 | // e->tracefile->trace->system_description->endian ? 0:1; |
6cd62ccf |
683 | |
2a74fbf4 |
684 | g_assert(f->field_type->type_class == LTT_FLOAT && f->field_size == 8); |
6cd62ccf |
685 | |
0f7f40c1 |
686 | if(reverse_byte_order == 0) return *(double *)(e->data + f->offset_root); |
6cd62ccf |
687 | else{ |
cbd41522 |
688 | guint64 aInt; |
6cd62ccf |
689 | memcpy((void*)&aInt, e->data + f->offset_root, 8); |
690 | aInt = ___swab64(aInt); |
cf74a6f1 |
691 | return ((double)aInt); |
6cd62ccf |
692 | } |
693 | } |
694 | |
695 | /***************************************************************************** |
696 | * The string obtained is only valid until the next read from |
908f42fa |
697 | * the same tracefile. |
6cd62ccf |
698 | ****************************************************************************/ |
699 | |
963b5f2d |
700 | char *ltt_event_get_string(LttEvent *e, LttField *f) |
6cd62ccf |
701 | { |
2a74fbf4 |
702 | g_assert(f->field_type->type_class == LTT_STRING); |
703 | |
45e14832 |
704 | return (gchar*)g_strdup((gchar*)(e->data + f->offset_root)); |
6cd62ccf |
705 | } |