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> |
6cd62ccf |
31 | |
c02ea99f |
32 | |
33 | LttEvent *ltt_event_new() |
34 | { |
35 | return g_new(LttEvent, 1); |
36 | } |
37 | |
38 | void ltt_event_destroy(LttEvent *event) |
39 | { |
40 | g_free(event); |
41 | } |
42 | |
43 | |
908f42fa |
44 | /***************************************************************************** |
45 | *Function name |
46 | * ltt_event_refresh_fields : refresh fields of an event |
47 | *Input params |
48 | * offsetRoot : offset from the root |
18206708 |
49 | * offsetParent : offset from the parent |
908f42fa |
50 | * fld : field |
51 | * evD : event data |
52 | *Return value |
53 | * int : size of the field |
54 | ****************************************************************************/ |
55 | |
56 | int ltt_event_refresh_fields(int offsetRoot,int offsetParent, |
57 | LttField * fld, void *evD) |
58 | { |
59 | int size, size1, element_number, i, offset1, offset2; |
60 | LttType * type = fld->field_type; |
61 | |
cf74a6f1 |
62 | switch(type->type_class) { |
63 | case LTT_ARRAY: |
64 | element_number = (int) type->element_number; |
65 | if(fld->field_fixed == 0){// has string or sequence |
66 | size = 0; |
67 | for(i=0;i<element_number;i++){ |
68 | size += ltt_event_refresh_fields(offsetRoot+size,size, |
69 | fld->child[0], evD+size); |
70 | } |
71 | }else size = fld->field_size; |
72 | break; |
73 | |
74 | case LTT_SEQUENCE: |
75 | size1 = fld->sequ_number_size; |
76 | element_number = getIntNumber(size1,evD); |
77 | type->element_number = element_number; |
78 | if(fld->element_size > 0){ |
79 | size = element_number * fld->element_size; |
80 | }else{//sequence has string or sequence |
81 | size = 0; |
82 | for(i=0;i<element_number;i++){ |
83 | size += ltt_event_refresh_fields(offsetRoot+size+size1,size+size1, |
84 | fld->child[0], evD+size+size1); |
85 | } |
86 | size += size1; |
87 | } |
88 | break; |
89 | |
90 | case LTT_STRING: |
91 | size = strlen((char*)evD) + 1; //include end : '\0' |
92 | break; |
93 | |
94 | case LTT_STRUCT: |
95 | element_number = (int) type->element_number; |
96 | if(fld->field_fixed == 0){ |
97 | offset1 = offsetRoot; |
98 | offset2 = 0; |
99 | for(i=0;i<element_number;i++){ |
100 | size=ltt_event_refresh_fields(offset1,offset2, |
101 | fld->child[i],evD+offset2); |
102 | offset1 += size; |
103 | offset2 += size; |
104 | } |
105 | size = offset2; |
106 | }else size = fld->field_size; |
107 | break; |
108 | |
109 | default: |
110 | size = fld->field_size; |
111 | } |
112 | |
113 | #if 0 |
908f42fa |
114 | if(type->type_class != LTT_STRUCT && type->type_class != LTT_ARRAY && |
115 | type->type_class != LTT_SEQUENCE && type->type_class != LTT_STRING){ |
116 | size = fld->field_size; |
117 | }else if(type->type_class == LTT_ARRAY){ |
118 | element_number = (int) type->element_number; |
119 | if(fld->field_fixed == 0){// has string or sequence |
120 | size = 0; |
121 | for(i=0;i<element_number;i++){ |
cf74a6f1 |
122 | size += ltt_event_refresh_fields(offsetRoot+size,size, |
908f42fa |
123 | fld->child[0], evD+size); |
cf74a6f1 |
124 | } |
908f42fa |
125 | }else size = fld->field_size; |
126 | }else if(type->type_class == LTT_SEQUENCE){ |
127 | size1 = fld->sequ_number_size; |
128 | element_number = getIntNumber(size1,evD); |
129 | type->element_number = element_number; |
130 | if(fld->element_size > 0){ |
131 | size = element_number * fld->element_size; |
132 | }else{//sequence has string or sequence |
133 | size = 0; |
134 | for(i=0;i<element_number;i++){ |
cf74a6f1 |
135 | size += ltt_event_refresh_fields(offsetRoot+size+size1,size+size1, |
136 | fld->child[0], evD+size+size1); |
908f42fa |
137 | } |
138 | size += size1; |
139 | } |
140 | }else if(type->type_class == LTT_STRING){ |
141 | size = strlen((char*)evD) + 1; //include end : '\0' |
142 | }else if(type->type_class == LTT_STRUCT){ |
143 | element_number = (int) type->element_number; |
144 | if(fld->field_fixed == 0){ |
145 | offset1 = offsetRoot; |
146 | offset2 = 0; |
147 | for(i=0;i<element_number;i++){ |
cf74a6f1 |
148 | size=ltt_event_refresh_fields(offset1,offset2, |
149 | fld->child[i],evD+offset2); |
150 | offset1 += size; |
151 | offset2 += size; |
908f42fa |
152 | } |
153 | size = offset2; |
154 | }else size = fld->field_size; |
155 | } |
cf74a6f1 |
156 | #endif //0 |
908f42fa |
157 | fld->offset_root = offsetRoot; |
158 | fld->offset_parent = offsetParent; |
159 | fld->fixed_root = (offsetRoot==-1) ? 0 : 1; |
160 | fld->fixed_parent = (offsetParent==-1) ? 0 : 1; |
161 | fld->field_size = size; |
162 | |
163 | return size; |
164 | } |
165 | |
6cd62ccf |
166 | /***************************************************************************** |
167 | *Function name |
963b5f2d |
168 | * ltt_event_eventtype_id: get event type id |
169 | * (base id + position of the event) |
6cd62ccf |
170 | *Input params |
963b5f2d |
171 | * e : an instance of an event type |
6cd62ccf |
172 | *Return value |
963b5f2d |
173 | * unsigned : event type id |
6cd62ccf |
174 | ****************************************************************************/ |
175 | |
963b5f2d |
176 | unsigned ltt_event_eventtype_id(LttEvent *e) |
6cd62ccf |
177 | { |
178 | return (unsigned) e->event_id; |
179 | } |
180 | |
181 | /***************************************************************************** |
182 | *Function name |
183 | * ltt_event_facility : get the facility of the event |
184 | *Input params |
185 | * e : an instance of an event type |
186 | *Return value |
963b5f2d |
187 | * LttFacility * : the facility of the event |
6cd62ccf |
188 | ****************************************************************************/ |
189 | |
963b5f2d |
190 | LttFacility *ltt_event_facility(LttEvent *e) |
6cd62ccf |
191 | { |
963b5f2d |
192 | LttTrace * trace = e->tracefile->trace; |
193 | unsigned id = e->event_id; |
194 | return ltt_trace_facility_by_id(trace,id); |
6cd62ccf |
195 | } |
196 | |
197 | /***************************************************************************** |
198 | *Function name |
199 | * ltt_event_eventtype : get the event type of the event |
200 | *Input params |
201 | * e : an instance of an event type |
202 | *Return value |
963b5f2d |
203 | * LttEventType * : the event type of the event |
6cd62ccf |
204 | ****************************************************************************/ |
205 | |
963b5f2d |
206 | LttEventType *ltt_event_eventtype(LttEvent *e) |
6cd62ccf |
207 | { |
963b5f2d |
208 | LttFacility* facility = ltt_event_facility(e); |
209 | if(!facility) return NULL; |
210 | return facility->events[e->event_id - facility->base_id]; |
6cd62ccf |
211 | } |
212 | |
213 | /***************************************************************************** |
214 | *Function name |
963b5f2d |
215 | * ltt_event_field : get the root field of the event |
6cd62ccf |
216 | *Input params |
963b5f2d |
217 | * e : an instance of an event type |
6cd62ccf |
218 | *Return value |
963b5f2d |
219 | * LttField * : the root field of the event |
6cd62ccf |
220 | ****************************************************************************/ |
221 | |
963b5f2d |
222 | LttField *ltt_event_field(LttEvent *e) |
6cd62ccf |
223 | { |
908f42fa |
224 | LttField * field; |
963b5f2d |
225 | LttEventType * event_type = ltt_event_eventtype(e); |
226 | if(!event_type) return NULL; |
908f42fa |
227 | field = event_type->root_field; |
a2331fa0 |
228 | if(!field) return NULL; |
908f42fa |
229 | |
230 | //check if the field need refresh |
231 | if(e->which_block != event_type->latest_block || |
232 | e->which_event != event_type->latest_event){ |
233 | |
234 | event_type->latest_block = e->which_block; |
235 | event_type->latest_event = e->which_event; |
236 | |
237 | if(field->field_fixed == 1)return field; |
238 | |
239 | //refresh the field |
240 | ltt_event_refresh_fields(0, 0, field, e->data); |
241 | } |
242 | return field; |
6cd62ccf |
243 | } |
244 | |
245 | /***************************************************************************** |
246 | *Function name |
963b5f2d |
247 | * ltt_event_time : get the time of the event |
6cd62ccf |
248 | *Input params |
249 | * e : an instance of an event type |
250 | *Return value |
963b5f2d |
251 | * LttTime : the time of the event |
6cd62ccf |
252 | ****************************************************************************/ |
253 | |
963b5f2d |
254 | LttTime ltt_event_time(LttEvent *e) |
6cd62ccf |
255 | { |
963b5f2d |
256 | return e->event_time; |
6cd62ccf |
257 | } |
258 | |
259 | /***************************************************************************** |
260 | *Function name |
963b5f2d |
261 | * ltt_event_time : get the cycle count of the event |
6cd62ccf |
262 | *Input params |
263 | * e : an instance of an event type |
264 | *Return value |
963b5f2d |
265 | * LttCycleCount : the cycle count of the event |
6cd62ccf |
266 | ****************************************************************************/ |
267 | |
963b5f2d |
268 | LttCycleCount ltt_event_cycle_count(LttEvent *e) |
6cd62ccf |
269 | { |
963b5f2d |
270 | return e->event_cycle_count; |
6cd62ccf |
271 | } |
272 | |
80da81ad |
273 | /***************************************************************************** |
274 | *Function name |
275 | * ltt_event_position : get the event's position |
276 | *Input params |
277 | * e : an instance of an event type |
278 | * ep : a pointer to event's position structure |
279 | ****************************************************************************/ |
280 | |
281 | void ltt_event_position(LttEvent *e, LttEventPosition *ep) |
282 | { |
283 | ep->block_num = e->which_block; |
284 | ep->event_num = e->which_event; |
285 | ep->event_time = e->event_time; |
286 | ep->event_cycle_count = e->event_cycle_count; |
287 | ep->heart_beat_number = e->tracefile->cur_heart_beat_number; |
18206708 |
288 | ep->old_position = TRUE; |
80da81ad |
289 | ep->event_offset = e->data - e->tracefile->buffer - EVENT_HEADER_SIZE ; |
e4eced0f |
290 | ep->tf = e->tracefile; |
18206708 |
291 | |
292 | /* This is a workaround for fast position seek */ |
293 | ep->last_event_pos = e->last_event_pos; |
294 | ep->prev_block_end_time = e->prev_block_end_time; |
295 | ep->prev_event_time = e->prev_event_time; |
296 | ep->pre_cycle_count = e->pre_cycle_count; |
297 | ep->count = e->count; |
298 | /* end of workaround */ |
80da81ad |
299 | } |
300 | |
a5dcde2f |
301 | LttEventPosition * ltt_event_position_new() |
302 | { |
303 | return g_new(LttEventPosition, 1); |
304 | } |
305 | |
80da81ad |
306 | /***************************************************************************** |
307 | *Function name |
308 | * ltt_event_position_get : get the block number and index of the event |
309 | *Input params |
310 | * ep : a pointer to event's position structure |
311 | * block_number : the block number of the event |
312 | * index_in_block : the index of the event within the block |
313 | ****************************************************************************/ |
314 | |
315 | void ltt_event_position_get(LttEventPosition *ep, |
e4eced0f |
316 | unsigned *block_number, unsigned *index_in_block, LttTracefile ** tf) |
80da81ad |
317 | { |
318 | *block_number = ep->block_num; |
319 | *index_in_block = ep->event_num; |
e4eced0f |
320 | *tf = ep->tf; |
80da81ad |
321 | } |
322 | |
323 | /***************************************************************************** |
324 | *Function name |
325 | * ltt_event_position_set : set the block number and index of the event |
537b2d7f |
326 | * It does put the old_position gboolean to FALSE, as it is impossible |
327 | * to know the quick position to seek in the tracefile. |
80da81ad |
328 | *Input params |
329 | * ep : a pointer to event's position structure |
330 | * block_number : the block number of the event |
331 | * index_in_block : the index of the event within the block |
332 | ****************************************************************************/ |
333 | |
334 | void ltt_event_position_set(LttEventPosition *ep, |
335 | unsigned block_number, unsigned index_in_block) |
336 | { |
537b2d7f |
337 | if(ep->block_num != block_number || ep->event_num != index_in_block) |
338 | ep->old_position = FALSE; |
339 | |
80da81ad |
340 | ep->block_num = block_number; |
537b2d7f |
341 | ep->event_num = index_in_block; |
342 | |
80da81ad |
343 | } |
344 | |
96da5c0d |
345 | /***************************************************************************** |
346 | * Function name |
347 | * ltt_event_position_compare : compare two positions |
a00149f6 |
348 | * A NULL value is infinite. |
96da5c0d |
349 | * Input params |
350 | * ep1 : a pointer to event's position structure |
351 | * ep2 : a pointer to event's position structure |
352 | * Return |
353 | * -1 is ep1 < ep2 |
354 | * 1 if ep1 > ep2 |
355 | * 0 if ep1 == ep2 |
356 | ****************************************************************************/ |
357 | |
358 | |
359 | gint ltt_event_position_compare(const LttEventPosition *ep1, |
360 | const LttEventPosition *ep2) |
361 | { |
362 | if(ep1->tf != ep2->tf) |
363 | g_error("ltt_event_position_compare on different tracefiles makes no sense"); |
a00149f6 |
364 | if(ep1 == NULL && ep2 == NULL) |
365 | return 0; |
366 | if(ep1 != NULL && ep2 == NULL) |
367 | return -1; |
368 | if(ep1 == NULL && ep2 != NULL) |
369 | return 1; |
370 | |
96da5c0d |
371 | if(ep1->block_num < ep2->block_num) |
372 | return -1; |
373 | if(ep1->block_num > ep2->block_num) |
374 | return 1; |
375 | if(ep1->event_num < ep2->event_num) |
376 | return -1; |
377 | if(ep1->event_num > ep2->event_num) |
378 | return 1; |
379 | return 0; |
380 | } |
381 | |
382 | /***************************************************************************** |
383 | * Function name |
384 | * ltt_event_event_position_compare : compare two positions, one in event, |
385 | * other in position opaque structure. |
386 | * Input params |
387 | * event : a pointer to event structure |
388 | * ep : a pointer to event's position structure |
389 | * Return |
390 | * -1 is event < ep |
391 | * 1 if event > ep |
392 | * 0 if event == ep |
393 | ****************************************************************************/ |
394 | |
395 | gint ltt_event_event_position_compare(const LttEvent *event, |
396 | const LttEventPosition *ep) |
397 | { |
a00149f6 |
398 | if(event == NULL && ep == NULL) |
399 | return 0; |
400 | if(event != NULL && ep == NULL) |
401 | return -1; |
402 | if(event == NULL && ep != NULL) |
403 | return 1; |
2a74fbf4 |
404 | |
a00149f6 |
405 | g_assert(event->tracefile == ep->tf); |
406 | |
0dfebcb9 |
407 | if(event->which_block < ep->block_num) |
96da5c0d |
408 | return -1; |
0dfebcb9 |
409 | if(event->which_block > ep->block_num) |
96da5c0d |
410 | return 1; |
0dfebcb9 |
411 | if(event->which_event < ep->event_num) |
96da5c0d |
412 | return -1; |
0dfebcb9 |
413 | if(event->which_event > ep->event_num) |
96da5c0d |
414 | return 1; |
415 | return 0; |
416 | } |
417 | |
2a74fbf4 |
418 | /***************************************************************************** |
419 | * Function name |
420 | * ltt_event_position_copy : copy position |
421 | * Input params |
422 | * src : a pointer to event's position structure source |
423 | * dest : a pointer to event's position structure dest |
424 | * Return |
425 | * void |
426 | ****************************************************************************/ |
427 | void ltt_event_position_copy(LttEventPosition *dest, |
428 | const LttEventPosition *src) |
429 | { |
a00149f6 |
430 | if(src == NULL) |
431 | dest = NULL; |
432 | else |
433 | *dest = *src; |
2a74fbf4 |
434 | } |
96da5c0d |
435 | |
436 | |
6cd62ccf |
437 | /***************************************************************************** |
438 | *Function name |
963b5f2d |
439 | * ltt_event_cpu_i: get the cpu id where the event happens |
6cd62ccf |
440 | *Input params |
441 | * e : an instance of an event type |
442 | *Return value |
963b5f2d |
443 | * unsigned : the cpu id |
6cd62ccf |
444 | ****************************************************************************/ |
445 | |
963b5f2d |
446 | unsigned ltt_event_cpu_id(LttEvent *e) |
dd691a2e |
447 | { |
448 | char * c1, * c2, * c3; |
449 | c1 = strrchr(e->tracefile->name,'\\'); |
450 | c2 = strrchr(e->tracefile->name,'/'); |
451 | if(c1 == NULL && c2 == NULL){ |
452 | return (unsigned)atoi(e->tracefile->name); |
453 | }else if(c1 == NULL){ |
454 | c2++; |
455 | return (unsigned)atoi(c2); |
456 | }else if(c2 == NULL){ |
457 | c1++; |
458 | return (unsigned)atoi(c1); |
459 | }else{ |
460 | c3 = (c1 > c2) ? c1 : c2; |
461 | c3++; |
462 | return (unsigned)atoi(c3); |
463 | } |
6cd62ccf |
464 | } |
465 | |
466 | /***************************************************************************** |
467 | *Function name |
468 | * ltt_event_data : get the raw data for the event |
469 | *Input params |
470 | * e : an instance of an event type |
471 | *Return value |
472 | * void * : pointer to the raw data for the event |
473 | ****************************************************************************/ |
474 | |
963b5f2d |
475 | void *ltt_event_data(LttEvent *e) |
6cd62ccf |
476 | { |
477 | return e->data; |
478 | } |
479 | |
480 | /***************************************************************************** |
481 | *Function name |
482 | * ltt_event_field_element_number |
483 | * : The number of elements in a sequence field is specific |
484 | * to each event. This function returns the number of |
485 | * elements for an array or sequence field in an event. |
486 | *Input params |
908f42fa |
487 | * e : an instance of an event type |
6cd62ccf |
488 | * f : a field of the instance |
489 | *Return value |
490 | * unsigned : the number of elements for an array/sequence field |
491 | ****************************************************************************/ |
492 | |
963b5f2d |
493 | unsigned ltt_event_field_element_number(LttEvent *e, LttField *f) |
6cd62ccf |
494 | { |
495 | if(f->field_type->type_class != LTT_ARRAY && |
496 | f->field_type->type_class != LTT_SEQUENCE) |
497 | return 0; |
908f42fa |
498 | |
499 | if(f->field_type->type_class == LTT_ARRAY) |
500 | return f->field_type->element_number; |
501 | return (unsigned) getIntNumber(f->sequ_number_size, e + f->offset_root); |
6cd62ccf |
502 | } |
503 | |
504 | /***************************************************************************** |
505 | *Function name |
506 | * ltt_event_field_element_select |
507 | * : Set the currently selected element for a sequence or |
508 | * array field |
509 | *Input params |
908f42fa |
510 | * e : an instance of an event type |
6cd62ccf |
511 | * f : a field of the instance |
512 | * i : the ith element |
6cd62ccf |
513 | ****************************************************************************/ |
514 | |
963b5f2d |
515 | void ltt_event_field_element_select(LttEvent *e, LttField *f, unsigned i) |
6cd62ccf |
516 | { |
908f42fa |
517 | unsigned element_number; |
518 | LttField *fld; |
8d1e6362 |
519 | unsigned int k; |
520 | int size; |
908f42fa |
521 | void *evD; |
522 | |
523 | if(f->field_type->type_class != LTT_ARRAY && |
6cd62ccf |
524 | f->field_type->type_class != LTT_SEQUENCE) |
908f42fa |
525 | return ; |
526 | |
527 | element_number = ltt_event_field_element_number(e,f); |
8d1e6362 |
528 | /* Sanity check for i : 1..n only, and must be lower or equal element_number |
529 | */ |
530 | if(element_number < i || i == 0) return; |
908f42fa |
531 | |
532 | fld = f->child[0]; |
533 | |
534 | evD = e->data + f->offset_root; |
535 | size = 0; |
536 | for(k=0;k<i;k++){ |
537 | size += ltt_event_refresh_fields(f->offset_root+size,size, fld, evD+size); |
538 | } |
908f42fa |
539 | f->current_element = i - 1; |
6cd62ccf |
540 | } |
541 | |
542 | /***************************************************************************** |
543 | * These functions extract data from an event after architecture specific |
544 | * conversions |
545 | ****************************************************************************/ |
546 | |
963b5f2d |
547 | unsigned ltt_event_get_unsigned(LttEvent *e, LttField *f) |
6cd62ccf |
548 | { |
963b5f2d |
549 | int revFlag = e->tracefile->trace->my_arch_endian == |
550 | e->tracefile->trace->system_description->endian ? 0:1; |
551 | LttTypeEnum t = f->field_type->type_class; |
6cd62ccf |
552 | |
2a74fbf4 |
553 | g_assert(t == LTT_UINT || t == LTT_ENUM); |
6cd62ccf |
554 | |
b7b36242 |
555 | if(f->field_size == 1){ |
cbd41522 |
556 | guint8 x = *(guint8 *)(e->data + f->offset_root); |
b7b36242 |
557 | return (unsigned int) x; |
558 | }else if(f->field_size == 2){ |
cbd41522 |
559 | guint16 x = *(guint16 *)(e->data + f->offset_root); |
560 | if(e->tracefile->trace->my_arch_endian == LTT_LITTLE_ENDIAN) |
561 | return (unsigned int) (revFlag ? GUINT16_FROM_BE(x): x); |
562 | else |
563 | return (unsigned int) (revFlag ? GUINT16_FROM_LE(x): x); |
b7b36242 |
564 | }else if(f->field_size == 4){ |
cbd41522 |
565 | guint32 x = *(guint32 *)(e->data + f->offset_root); |
566 | if(e->tracefile->trace->my_arch_endian == LTT_LITTLE_ENDIAN) |
567 | return (unsigned int) (revFlag ? GUINT32_FROM_BE(x): x); |
568 | else |
569 | return (unsigned int) (revFlag ? GUINT32_FROM_LE(x): x); |
b7b36242 |
570 | }else if(f->field_size == 8){ |
cbd41522 |
571 | guint64 x = *(guint64 *)(e->data + f->offset_root); |
572 | if(e->tracefile->trace->my_arch_endian == LTT_LITTLE_ENDIAN) |
573 | return (unsigned int) (revFlag ? GUINT64_FROM_BE(x): x); |
574 | else |
575 | return (unsigned int) (revFlag ? GUINT64_FROM_LE(x): x); |
6cd62ccf |
576 | } |
8d1e6362 |
577 | g_critical("ltt_event_get_unsigned : field size %i unknown", f->field_size); |
578 | return 0; |
6cd62ccf |
579 | } |
580 | |
963b5f2d |
581 | int ltt_event_get_int(LttEvent *e, LttField *f) |
6cd62ccf |
582 | { |
963b5f2d |
583 | int revFlag = e->tracefile->trace->my_arch_endian == |
584 | e->tracefile->trace->system_description->endian ? 0:1; |
6cd62ccf |
585 | |
2a74fbf4 |
586 | g_assert(f->field_type->type_class == LTT_INT); |
6cd62ccf |
587 | |
b7b36242 |
588 | if(f->field_size == 1){ |
cbd41522 |
589 | gint8 x = *(gint8 *)(e->data + f->offset_root); |
b7b36242 |
590 | return (int) x; |
591 | }else if(f->field_size == 2){ |
cbd41522 |
592 | gint16 x = *(gint16 *)(e->data + f->offset_root); |
593 | if(e->tracefile->trace->my_arch_endian == LTT_LITTLE_ENDIAN) |
594 | return (int) (revFlag ? GINT16_FROM_BE(x): x); |
595 | else |
596 | return (int) (revFlag ? GINT16_FROM_LE(x): x); |
b7b36242 |
597 | }else if(f->field_size == 4){ |
cbd41522 |
598 | gint32 x = *(gint32 *)(e->data + f->offset_root); |
599 | if(e->tracefile->trace->my_arch_endian == LTT_LITTLE_ENDIAN) |
600 | return (int) (revFlag ? GINT32_FROM_BE(x): x); |
601 | else |
602 | return (int) (revFlag ? GINT32_FROM_LE(x): x); |
b7b36242 |
603 | }else if(f->field_size == 8){ |
cbd41522 |
604 | gint64 x = *(gint64 *)(e->data + f->offset_root); |
605 | if(e->tracefile->trace->my_arch_endian == LTT_LITTLE_ENDIAN) |
606 | return (int) (revFlag ? GINT64_FROM_BE(x): x); |
607 | else |
608 | return (int) (revFlag ? GINT64_FROM_LE(x): x); |
6cd62ccf |
609 | } |
8d1e6362 |
610 | g_critical("ltt_event_get_int : field size %i unknown", f->field_size); |
611 | return 0; |
6cd62ccf |
612 | } |
613 | |
963b5f2d |
614 | unsigned long ltt_event_get_long_unsigned(LttEvent *e, LttField *f) |
6cd62ccf |
615 | { |
963b5f2d |
616 | int revFlag = e->tracefile->trace->my_arch_endian == |
617 | e->tracefile->trace->system_description->endian ? 0:1; |
618 | LttTypeEnum t = f->field_type->type_class; |
6cd62ccf |
619 | |
2a74fbf4 |
620 | g_assert(t == LTT_UINT || t == LTT_ENUM); |
6cd62ccf |
621 | |
b7b36242 |
622 | if(f->field_size == 1){ |
cbd41522 |
623 | guint8 x = *(guint8 *)(e->data + f->offset_root); |
b7b36242 |
624 | return (unsigned long) x; |
625 | }else if(f->field_size == 2){ |
cbd41522 |
626 | guint16 x = *(guint16 *)(e->data + f->offset_root); |
627 | if(e->tracefile->trace->my_arch_endian == LTT_LITTLE_ENDIAN) |
628 | return (unsigned long) (revFlag ? GUINT16_FROM_BE(x): x); |
629 | else |
630 | return (unsigned long) (revFlag ? GUINT16_FROM_LE(x): x); |
b7b36242 |
631 | }else if(f->field_size == 4){ |
cbd41522 |
632 | guint32 x = *(guint32 *)(e->data + f->offset_root); |
633 | if(e->tracefile->trace->my_arch_endian == LTT_LITTLE_ENDIAN) |
634 | return (unsigned long) (revFlag ? GUINT32_FROM_BE(x): x); |
635 | else |
636 | return (unsigned long) (revFlag ? GUINT32_FROM_LE(x): x); |
b7b36242 |
637 | }else if(f->field_size == 8){ |
cbd41522 |
638 | guint64 x = *(guint64 *)(e->data + f->offset_root); |
639 | if(e->tracefile->trace->my_arch_endian == LTT_LITTLE_ENDIAN) |
640 | return (unsigned long) (revFlag ? GUINT64_FROM_BE(x): x); |
641 | else |
642 | return (unsigned long) (revFlag ? GUINT64_FROM_LE(x): x); |
6cd62ccf |
643 | } |
8d1e6362 |
644 | g_critical("ltt_event_get_long_unsigned : field size %i unknown", f->field_size); |
645 | return 0; |
6cd62ccf |
646 | } |
647 | |
963b5f2d |
648 | long int ltt_event_get_long_int(LttEvent *e, LttField *f) |
6cd62ccf |
649 | { |
963b5f2d |
650 | int revFlag = e->tracefile->trace->my_arch_endian == |
651 | e->tracefile->trace->system_description->endian ? 0:1; |
6cd62ccf |
652 | |
2a74fbf4 |
653 | g_assert( f->field_type->type_class == LTT_INT); |
6cd62ccf |
654 | |
b7b36242 |
655 | if(f->field_size == 1){ |
cbd41522 |
656 | gint8 x = *(gint8 *)(e->data + f->offset_root); |
b7b36242 |
657 | return (long) x; |
658 | }else if(f->field_size == 2){ |
cbd41522 |
659 | gint16 x = *(gint16 *)(e->data + f->offset_root); |
660 | if(e->tracefile->trace->my_arch_endian == LTT_LITTLE_ENDIAN) |
661 | return (long) (revFlag ? GINT16_FROM_BE(x): x); |
662 | else |
663 | return (long) (revFlag ? GINT16_FROM_LE(x): x); |
b7b36242 |
664 | }else if(f->field_size == 4){ |
cbd41522 |
665 | gint32 x = *(gint32 *)(e->data + f->offset_root); |
666 | if(e->tracefile->trace->my_arch_endian == LTT_LITTLE_ENDIAN) |
667 | return (long) (revFlag ? GINT32_FROM_BE(x): x); |
668 | else |
669 | return (long) (revFlag ? GINT32_FROM_LE(x): x); |
b7b36242 |
670 | }else if(f->field_size == 8){ |
cbd41522 |
671 | gint64 x = *(gint64 *)(e->data + f->offset_root); |
672 | if(e->tracefile->trace->my_arch_endian == LTT_LITTLE_ENDIAN) |
673 | return (long) (revFlag ? GINT64_FROM_BE(x): x); |
674 | else |
675 | return (long) (revFlag ? GINT64_FROM_LE(x): x); |
6cd62ccf |
676 | } |
8d1e6362 |
677 | g_critical("ltt_event_get_long_int : field size %i unknown", f->field_size); |
678 | return 0; |
6cd62ccf |
679 | } |
680 | |
963b5f2d |
681 | float ltt_event_get_float(LttEvent *e, LttField *f) |
6cd62ccf |
682 | { |
963b5f2d |
683 | int revFlag = e->tracefile->trace->my_arch_endian == |
684 | e->tracefile->trace->system_description->endian ? 0:1; |
6cd62ccf |
685 | |
2a74fbf4 |
686 | g_assert(f->field_type->type_class == LTT_FLOAT && f->field_size == 4); |
6cd62ccf |
687 | |
688 | if(revFlag == 0) return *(float *)(e->data + f->offset_root); |
689 | else{ |
cbd41522 |
690 | guint32 aInt; |
6cd62ccf |
691 | memcpy((void*)&aInt, e->data + f->offset_root, 4); |
692 | aInt = ___swab32(aInt); |
cf74a6f1 |
693 | return ((float)aInt); |
6cd62ccf |
694 | } |
695 | } |
696 | |
963b5f2d |
697 | double ltt_event_get_double(LttEvent *e, LttField *f) |
6cd62ccf |
698 | { |
963b5f2d |
699 | int revFlag = e->tracefile->trace->my_arch_endian == |
700 | e->tracefile->trace->system_description->endian ? 0:1; |
6cd62ccf |
701 | |
2a74fbf4 |
702 | g_assert(f->field_type->type_class == LTT_FLOAT && f->field_size == 8); |
6cd62ccf |
703 | |
704 | if(revFlag == 0) return *(double *)(e->data + f->offset_root); |
705 | else{ |
cbd41522 |
706 | guint64 aInt; |
6cd62ccf |
707 | memcpy((void*)&aInt, e->data + f->offset_root, 8); |
708 | aInt = ___swab64(aInt); |
cf74a6f1 |
709 | return ((double)aInt); |
6cd62ccf |
710 | } |
711 | } |
712 | |
713 | /***************************************************************************** |
714 | * The string obtained is only valid until the next read from |
908f42fa |
715 | * the same tracefile. |
6cd62ccf |
716 | ****************************************************************************/ |
717 | |
963b5f2d |
718 | char *ltt_event_get_string(LttEvent *e, LttField *f) |
6cd62ccf |
719 | { |
2a74fbf4 |
720 | g_assert(f->field_type->type_class == LTT_STRING); |
721 | |
6cd62ccf |
722 | return (char*)g_strdup((char*)(e->data + f->offset_root)); |
723 | } |