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> |
20 | #include <fcntl.h> |
21 | #include <sys/stat.h> |
22 | #include <sys/types.h> |
963b5f2d |
23 | #include <dirent.h> |
c02ea99f |
24 | #include <linux/errno.h> |
6cd62ccf |
25 | |
ef35d837 |
26 | // For realpath |
27 | #include <limits.h> |
28 | #include <stdlib.h> |
29 | |
30 | |
6cd62ccf |
31 | #include "parser.h" |
a5dcde2f |
32 | #include <ltt/ltt.h> |
33 | #include "ltt-private.h" |
963b5f2d |
34 | #include <ltt/trace.h> |
a5dcde2f |
35 | #include <ltt/facility.h> |
c02ea99f |
36 | #include <ltt/event.h> |
6cd62ccf |
37 | |
963b5f2d |
38 | #define DIR_NAME_SIZE 256 |
6cd62ccf |
39 | |
40 | /* set the offset of the fields belonging to the event, |
41 | need the information of the archecture */ |
40331ba8 |
42 | void setFieldsOffset(LttTracefile *tf,LttEventType *evT,void *evD,LttTrace *t); |
6cd62ccf |
43 | |
44 | /* get the size of the field type according to the archtecture's |
45 | size and endian type(info of the archecture) */ |
40331ba8 |
46 | int getFieldtypeSize(LttTracefile * tf, LttEventType * evT, int offsetRoot, |
47 | int offsetParent, LttField *fld, void *evD, LttTrace* t); |
6cd62ccf |
48 | |
49 | /* read a fixed size or a block information from the file (fd) */ |
50 | int readFile(int fd, void * buf, size_t size, char * mesg); |
963b5f2d |
51 | int readBlock(LttTracefile * tf, int whichBlock); |
6cd62ccf |
52 | |
53 | /* calculate cycles per nsec for current block */ |
963b5f2d |
54 | void getCyclePerNsec(LttTracefile * t); |
6cd62ccf |
55 | |
56 | /* reinitialize the info of the block which is already in the buffer */ |
963b5f2d |
57 | void updateTracefile(LttTracefile * tf); |
6cd62ccf |
58 | |
59 | /* go to the next event */ |
963b5f2d |
60 | int skipEvent(LttTracefile * t); |
6cd62ccf |
61 | |
6cd62ccf |
62 | |
43da6a59 |
63 | /* Functions to parse system.xml file (using glib xml parser) */ |
64 | static void parser_start_element (GMarkupParseContext *context, |
65 | const gchar *element_name, |
66 | const gchar **attribute_names, |
67 | const gchar **attribute_values, |
68 | gpointer user_data, |
69 | GError **error) |
70 | { |
71 | int i=0; |
72 | LttSystemDescription* des = (LttSystemDescription* )user_data; |
73 | if(strcmp("system", element_name)){ |
2a74fbf4 |
74 | *error = g_error_new(G_MARKUP_ERROR, |
75 | G_LOG_LEVEL_WARNING, |
76 | "This is not system.xml file"); |
77 | return; |
43da6a59 |
78 | } |
79 | |
80 | while(attribute_names[i]){ |
81 | if(strcmp("node_name", attribute_names[i])==0){ |
82 | des->node_name = g_strdup(attribute_values[i]); |
83 | }else if(strcmp("domainname", attribute_names[i])==0){ |
84 | des->domain_name = g_strdup(attribute_values[i]); |
85 | }else if(strcmp("cpu", attribute_names[i])==0){ |
86 | des->nb_cpu = atoi(attribute_values[i]); |
87 | }else if(strcmp("arch_size", attribute_names[i])==0){ |
88 | if(strcmp(attribute_values[i],"LP32") == 0) des->size = LTT_LP32; |
89 | else if(strcmp(attribute_values[i],"ILP32") == 0) des->size = LTT_ILP32; |
90 | else if(strcmp(attribute_values[i],"LP64") == 0) des->size = LTT_LP64; |
91 | else if(strcmp(attribute_values[i],"ILP64") == 0) des->size = LTT_ILP64; |
92 | else if(strcmp(attribute_values[i],"UNKNOWN") == 0) des->size = LTT_UNKNOWN; |
93 | }else if(strcmp("endian", attribute_names[i])==0){ |
94 | if(strcmp(attribute_values[i],"LITTLE_ENDIAN") == 0) |
95 | des->endian = LTT_LITTLE_ENDIAN; |
96 | else if(strcmp(attribute_values[i],"BIG_ENDIAN") == 0) |
97 | des->endian = LTT_BIG_ENDIAN; |
98 | }else if(strcmp("kernel_name", attribute_names[i])==0){ |
99 | des->kernel_name = g_strdup(attribute_values[i]); |
100 | }else if(strcmp("kernel_release", attribute_names[i])==0){ |
101 | des->kernel_release = g_strdup(attribute_values[i]); |
102 | }else if(strcmp("kernel_version", attribute_names[i])==0){ |
103 | des->kernel_version = g_strdup(attribute_values[i]); |
104 | }else if(strcmp("machine", attribute_names[i])==0){ |
105 | des->machine = g_strdup(attribute_values[i]); |
106 | }else if(strcmp("processor", attribute_names[i])==0){ |
107 | des->processor = g_strdup(attribute_values[i]); |
108 | }else if(strcmp("hardware_platform", attribute_names[i])==0){ |
109 | des->hardware_platform = g_strdup(attribute_values[i]); |
110 | }else if(strcmp("operating_system", attribute_names[i])==0){ |
111 | des->operating_system = g_strdup(attribute_values[i]); |
112 | }else if(strcmp("ltt_major_version", attribute_names[i])==0){ |
113 | des->ltt_major_version = atoi(attribute_values[i]); |
114 | }else if(strcmp("ltt_minor_version", attribute_names[i])==0){ |
115 | des->ltt_minor_version = atoi(attribute_values[i]); |
116 | }else if(strcmp("ltt_block_size", attribute_names[i])==0){ |
117 | des->ltt_block_size = atoi(attribute_values[i]); |
118 | }else{ |
2a74fbf4 |
119 | *error = g_error_new(G_MARKUP_ERROR, |
120 | G_LOG_LEVEL_WARNING, |
121 | "Not a valid attribute"); |
122 | return; |
43da6a59 |
123 | } |
124 | i++; |
125 | } |
126 | } |
127 | |
128 | static void parser_end_element (GMarkupParseContext *context, |
129 | const gchar *element_name, |
130 | gpointer user_data, |
131 | GError **error) |
132 | { |
133 | } |
134 | |
135 | static void parser_characters (GMarkupParseContext *context, |
136 | const gchar *text, |
137 | gsize text_len, |
138 | gpointer user_data, |
139 | GError **error) |
140 | { |
141 | LttSystemDescription* des = (LttSystemDescription* )user_data; |
142 | des->description = g_strdup(text); |
143 | } |
144 | |
145 | |
6cd62ccf |
146 | /***************************************************************************** |
147 | *Function name |
963b5f2d |
148 | * ltt_tracefile_open : open a trace file, construct a LttTracefile |
6cd62ccf |
149 | *Input params |
963b5f2d |
150 | * t : the trace containing the tracefile |
151 | * fileName : path name of the trace file |
6cd62ccf |
152 | *Return value |
963b5f2d |
153 | * : a pointer to a tracefile |
6cd62ccf |
154 | ****************************************************************************/ |
155 | |
963b5f2d |
156 | LttTracefile* ltt_tracefile_open(LttTrace * t, char * fileName) |
6cd62ccf |
157 | { |
963b5f2d |
158 | LttTracefile * tf; |
159 | struct stat lTDFStat; /* Trace data file status */ |
160 | BlockStart a_block_start; |
6cd62ccf |
161 | |
963b5f2d |
162 | tf = g_new(LttTracefile, 1); |
6cd62ccf |
163 | |
164 | //open the file |
963b5f2d |
165 | tf->name = g_strdup(fileName); |
166 | tf->trace = t; |
6cd62ccf |
167 | tf->fd = open(fileName, O_RDONLY, 0); |
168 | if(tf->fd < 0){ |
2a74fbf4 |
169 | g_warning("Unable to open input data file %s\n", fileName); |
170 | g_free(tf->name); |
171 | g_free(tf); |
172 | return NULL; |
6cd62ccf |
173 | } |
174 | |
175 | // Get the file's status |
176 | if(fstat(tf->fd, &lTDFStat) < 0){ |
2a74fbf4 |
177 | g_warning("Unable to get the status of the input data file %s\n", fileName); |
178 | g_free(tf->name); |
179 | close(tf->fd); |
180 | g_free(tf); |
181 | return NULL; |
6cd62ccf |
182 | } |
183 | |
184 | // Is the file large enough to contain a trace |
963b5f2d |
185 | if(lTDFStat.st_size < sizeof(BlockStart) + EVENT_HEADER_SIZE){ |
8710c6c7 |
186 | g_print("The input data file %s does not contain a trace\n", fileName); |
663bd9ff |
187 | g_free(tf->name); |
188 | close(tf->fd); |
189 | g_free(tf); |
8710c6c7 |
190 | return NULL; |
6cd62ccf |
191 | } |
192 | |
193 | //store the size of the file |
194 | tf->file_size = lTDFStat.st_size; |
963b5f2d |
195 | tf->block_size = t->system_description->ltt_block_size; |
196 | tf->block_number = tf->file_size / tf->block_size; |
197 | tf->which_block = 0; |
6cd62ccf |
198 | |
199 | //allocate memory to contain the info of a block |
963b5f2d |
200 | tf->buffer = (void *) g_new(char, t->system_description->ltt_block_size); |
6cd62ccf |
201 | |
963b5f2d |
202 | //read the first block |
203 | if(readBlock(tf,1)) exit(1); |
6cd62ccf |
204 | |
205 | return tf; |
206 | } |
207 | |
6cd62ccf |
208 | |
209 | /***************************************************************************** |
963b5f2d |
210 | *Open control and per cpu tracefiles |
6cd62ccf |
211 | ****************************************************************************/ |
212 | |
963b5f2d |
213 | void ltt_tracefile_open_cpu(LttTrace *t, char * tracefile_name) |
6cd62ccf |
214 | { |
963b5f2d |
215 | LttTracefile * tf; |
216 | tf = ltt_tracefile_open(t,tracefile_name); |
4a6c8e36 |
217 | if(!tf) return; |
963b5f2d |
218 | t->per_cpu_tracefile_number++; |
219 | g_ptr_array_add(t->per_cpu_tracefiles, tf); |
6cd62ccf |
220 | } |
221 | |
2a74fbf4 |
222 | gint ltt_tracefile_open_control(LttTrace *t, char * control_name) |
6cd62ccf |
223 | { |
963b5f2d |
224 | LttTracefile * tf; |
c02ea99f |
225 | LttEvent ev; |
963b5f2d |
226 | LttFacility * f; |
cbd41522 |
227 | guint16 evId; |
963b5f2d |
228 | void * pos; |
229 | FacilityLoad fLoad; |
230 | int i; |
231 | |
232 | tf = ltt_tracefile_open(t,control_name); |
2a74fbf4 |
233 | if(!tf) { |
234 | g_warning("ltt_tracefile_open_control : bad file descriptor"); |
235 | return -1; |
236 | } |
963b5f2d |
237 | t->control_tracefile_number++; |
238 | g_ptr_array_add(t->control_tracefiles,tf); |
239 | |
240 | //parse facilities tracefile to get base_id |
542ceddd |
241 | if(strcmp(&control_name[strlen(control_name)-10],"facilities") ==0){ |
963b5f2d |
242 | while(1){ |
c02ea99f |
243 | if(!ltt_tracefile_read(tf,&ev)) return 0; // end of file |
40331ba8 |
244 | |
c02ea99f |
245 | if(ev.event_id == TRACE_FACILITY_LOAD){ |
246 | pos = ev.data; |
963b5f2d |
247 | fLoad.name = (char*)pos; |
47a166fc |
248 | fLoad.checksum = *(LttChecksum*)(pos + strlen(fLoad.name)); |
cbd41522 |
249 | fLoad.base_code = *(guint32 *)(pos + strlen(fLoad.name) + sizeof(LttChecksum)); |
963b5f2d |
250 | |
251 | for(i=0;i<t->facility_number;i++){ |
252 | f = (LttFacility*)g_ptr_array_index(t->facilities,i); |
253 | if(strcmp(f->name,fLoad.name)==0 && fLoad.checksum==f->checksum){ |
254 | f->base_id = fLoad.base_code; |
255 | break; |
256 | } |
257 | } |
2a74fbf4 |
258 | if(i==t->facility_number) { |
259 | g_warning("Facility: %s, checksum: %d is not found\n", |
963b5f2d |
260 | fLoad.name,fLoad.checksum); |
2a74fbf4 |
261 | return -1; |
262 | } |
c02ea99f |
263 | }else if(ev.event_id == TRACE_BLOCK_START){ |
40331ba8 |
264 | continue; |
c02ea99f |
265 | }else if(ev.event_id == TRACE_BLOCK_END){ |
40331ba8 |
266 | break; |
2a74fbf4 |
267 | }else { |
268 | g_warning("Not valid facilities trace file\n"); |
269 | return -1; |
270 | } |
963b5f2d |
271 | } |
272 | } |
2a74fbf4 |
273 | return 0; |
6cd62ccf |
274 | } |
275 | |
276 | /***************************************************************************** |
277 | *Function name |
963b5f2d |
278 | * ltt_tracefile_close: close a trace file, |
6cd62ccf |
279 | *Input params |
963b5f2d |
280 | * t : tracefile which will be closed |
6cd62ccf |
281 | ****************************************************************************/ |
282 | |
963b5f2d |
283 | void ltt_tracefile_close(LttTracefile *t) |
6cd62ccf |
284 | { |
963b5f2d |
285 | g_free(t->name); |
286 | g_free(t->buffer); |
663bd9ff |
287 | close(t->fd); |
963b5f2d |
288 | g_free(t); |
289 | } |
6cd62ccf |
290 | |
6cd62ccf |
291 | |
963b5f2d |
292 | /***************************************************************************** |
293 | *Get system information |
294 | ****************************************************************************/ |
2a74fbf4 |
295 | gint getSystemInfo(LttSystemDescription* des, char * pathname) |
963b5f2d |
296 | { |
297 | FILE * fp; |
963b5f2d |
298 | char buf[DIR_NAME_SIZE]; |
299 | char description[4*DIR_NAME_SIZE]; |
43da6a59 |
300 | |
301 | GMarkupParseContext * context; |
2a74fbf4 |
302 | GError * error = NULL; |
43da6a59 |
303 | GMarkupParser markup_parser = |
304 | { |
305 | parser_start_element, |
306 | parser_end_element, |
307 | parser_characters, |
308 | NULL, /* passthrough */ |
309 | NULL /* error */ |
310 | }; |
963b5f2d |
311 | |
312 | fp = fopen(pathname,"r"); |
313 | if(!fp){ |
2a74fbf4 |
314 | g_warning("Can not open file : %s\n", pathname); |
315 | return -1; |
6cd62ccf |
316 | } |
963b5f2d |
317 | |
43da6a59 |
318 | context = g_markup_parse_context_new(&markup_parser, 0, des,NULL); |
6cd62ccf |
319 | |
43da6a59 |
320 | while(fgets(buf,DIR_NAME_SIZE, fp) != NULL){ |
321 | if(!g_markup_parse_context_parse(context, buf, DIR_NAME_SIZE, &error)){ |
2a74fbf4 |
322 | if(error != NULL) { |
323 | g_warning("Can not parse xml file: \n%s\n", error->message); |
324 | g_error_free(error); |
325 | } |
326 | g_markup_parse_context_free(context); |
327 | fclose(fp); |
328 | return -1; |
43da6a59 |
329 | } |
963b5f2d |
330 | } |
2a74fbf4 |
331 | g_markup_parse_context_free(context); |
963b5f2d |
332 | fclose(fp); |
2a74fbf4 |
333 | return 0; |
6cd62ccf |
334 | } |
335 | |
336 | /***************************************************************************** |
963b5f2d |
337 | *The following functions get facility/tracefile information |
6cd62ccf |
338 | ****************************************************************************/ |
339 | |
2a74fbf4 |
340 | gint getFacilityInfo(LttTrace *t, char* eventdefs) |
6cd62ccf |
341 | { |
963b5f2d |
342 | DIR * dir; |
343 | struct dirent *entry; |
344 | char * ptr; |
345 | int i,j; |
346 | LttFacility * f; |
347 | LttEventType * et; |
e8bb1a73 |
348 | char name[DIR_NAME_SIZE]; |
963b5f2d |
349 | |
350 | dir = opendir(eventdefs); |
2a74fbf4 |
351 | if(!dir) { |
352 | g_warning("Can not open directory: %s\n", eventdefs); |
353 | return -1; |
354 | } |
963b5f2d |
355 | |
356 | while((entry = readdir(dir)) != NULL){ |
357 | ptr = &entry->d_name[strlen(entry->d_name)-4]; |
358 | if(strcmp(ptr,".xml") != 0) continue; |
e8bb1a73 |
359 | strcpy(name,eventdefs); |
360 | strcat(name,entry->d_name); |
361 | ltt_facility_open(t,name); |
963b5f2d |
362 | } |
363 | closedir(dir); |
364 | |
963b5f2d |
365 | for(j=0;j<t->facility_number;j++){ |
8710c6c7 |
366 | f = (LttFacility*)g_ptr_array_index(t->facilities, j); |
963b5f2d |
367 | for(i=0; i<f->event_number; i++){ |
368 | et = f->events[i]; |
40331ba8 |
369 | setFieldsOffset(NULL, et, NULL, t); |
963b5f2d |
370 | } |
371 | } |
2a74fbf4 |
372 | return 0; |
963b5f2d |
373 | } |
6cd62ccf |
374 | |
2a74fbf4 |
375 | gint getControlFileInfo(LttTrace *t, char* control) |
6cd62ccf |
376 | { |
963b5f2d |
377 | DIR * dir; |
378 | struct dirent *entry; |
e8bb1a73 |
379 | char name[DIR_NAME_SIZE]; |
963b5f2d |
380 | |
381 | dir = opendir(control); |
2a74fbf4 |
382 | if(!dir) { |
383 | g_warning("Can not open directory: %s\n", control); |
384 | return -1; |
385 | } |
963b5f2d |
386 | |
387 | while((entry = readdir(dir)) != NULL){ |
8710c6c7 |
388 | if(strcmp(entry->d_name,"facilities") != 0 && |
389 | strcmp(entry->d_name,"interrupts") != 0 && |
963b5f2d |
390 | strcmp(entry->d_name,"processes") != 0) continue; |
391 | |
e8bb1a73 |
392 | strcpy(name,control); |
393 | strcat(name,entry->d_name); |
2a74fbf4 |
394 | if(ltt_tracefile_open_control(t,name)) |
395 | return -1; |
963b5f2d |
396 | } |
397 | closedir(dir); |
2a74fbf4 |
398 | return 0; |
6cd62ccf |
399 | } |
400 | |
2a74fbf4 |
401 | gint getCpuFileInfo(LttTrace *t, char* cpu) |
6cd62ccf |
402 | { |
963b5f2d |
403 | DIR * dir; |
404 | struct dirent *entry; |
e8bb1a73 |
405 | char name[DIR_NAME_SIZE]; |
963b5f2d |
406 | |
407 | dir = opendir(cpu); |
2a74fbf4 |
408 | if(!dir) { |
409 | g_warning("Can not open directory: %s\n", cpu); |
410 | return -1; |
411 | } |
963b5f2d |
412 | |
413 | while((entry = readdir(dir)) != NULL){ |
8710c6c7 |
414 | if(strcmp(entry->d_name,".") != 0 && |
a614481a |
415 | strcmp(entry->d_name,"..") != 0 && |
416 | strcmp(entry->d_name,".svn") != 0){ |
e8bb1a73 |
417 | strcpy(name,cpu); |
418 | strcat(name,entry->d_name); |
419 | ltt_tracefile_open_cpu(t,name); |
963b5f2d |
420 | }else continue; |
421 | } |
422 | closedir(dir); |
2a74fbf4 |
423 | return 0; |
6cd62ccf |
424 | } |
425 | |
963b5f2d |
426 | /***************************************************************************** |
427 | *A trace is specified as a pathname to the directory containing all the |
428 | *associated data (control tracefiles, per cpu tracefiles, event |
429 | *descriptions...). |
430 | * |
431 | *When a trace is closed, all the associated facilities, types and fields |
432 | *are released as well. |
803229fa |
433 | * |
ef35d837 |
434 | * MD : Fixed this function so it uses realpath, dealing well with |
435 | * forgotten cases (.. were not used correctly before). |
803229fa |
436 | * |
963b5f2d |
437 | ****************************************************************************/ |
6cd62ccf |
438 | |
9f797243 |
439 | void get_absolute_pathname(const char *pathname, char * abs_pathname) |
440 | { |
441 | char * ptr, *ptr1; |
442 | size_t size = DIR_NAME_SIZE; |
443 | abs_pathname[0] = '\0'; |
803229fa |
444 | |
ef35d837 |
445 | if ( realpath (pathname, abs_pathname) != NULL) |
446 | return; |
447 | else |
448 | { |
449 | // FIXME : Path is wrong, is it ok to return the pathname unmodified ? |
450 | strcpy(abs_pathname, pathname); |
9f797243 |
451 | return; |
452 | } |
803229fa |
453 | |
ef35d837 |
454 | return; |
9f797243 |
455 | |
9f797243 |
456 | } |
457 | |
f7afe191 |
458 | LttTrace *ltt_trace_open(const char *pathname) |
6cd62ccf |
459 | { |
963b5f2d |
460 | LttTrace * t; |
461 | LttSystemDescription * sys_description; |
462 | char eventdefs[DIR_NAME_SIZE]; |
463 | char info[DIR_NAME_SIZE]; |
464 | char control[DIR_NAME_SIZE]; |
465 | char cpu[DIR_NAME_SIZE]; |
466 | char tmp[DIR_NAME_SIZE]; |
9f797243 |
467 | char abs_path[DIR_NAME_SIZE]; |
963b5f2d |
468 | gboolean has_slash = FALSE; |
469 | |
9f797243 |
470 | get_absolute_pathname(pathname, abs_path); |
963b5f2d |
471 | //establish the pathname to different directories |
9f797243 |
472 | if(abs_path[strlen(abs_path)-1] == '/')has_slash = TRUE; |
473 | strcpy(eventdefs,abs_path); |
963b5f2d |
474 | if(!has_slash)strcat(eventdefs,"/"); |
475 | strcat(eventdefs,"eventdefs/"); |
476 | |
9f797243 |
477 | strcpy(info,abs_path); |
963b5f2d |
478 | if(!has_slash)strcat(info,"/"); |
479 | strcat(info,"info/"); |
480 | |
9f797243 |
481 | strcpy(control,abs_path); |
963b5f2d |
482 | if(!has_slash)strcat(control,"/"); |
483 | strcat(control,"control/"); |
484 | |
9f797243 |
485 | strcpy(cpu,abs_path); |
963b5f2d |
486 | if(!has_slash)strcat(cpu,"/"); |
487 | strcat(cpu,"cpu/"); |
488 | |
489 | //new trace |
963b5f2d |
490 | sys_description = g_new(LttSystemDescription, 1); |
2a74fbf4 |
491 | t = g_new(LttTrace, 1); |
9f797243 |
492 | t->pathname = g_strdup(abs_path); |
963b5f2d |
493 | t->facility_number = 0; |
494 | t->control_tracefile_number = 0; |
495 | t->per_cpu_tracefile_number = 0; |
496 | t->system_description = sys_description; |
497 | t->control_tracefiles = g_ptr_array_new(); |
498 | t->per_cpu_tracefiles = g_ptr_array_new(); |
499 | t->facilities = g_ptr_array_new(); |
500 | getDataEndianType(&(t->my_arch_size), &(t->my_arch_endian)); |
501 | |
502 | //get system description |
503 | strcpy(tmp,info); |
504 | strcat(tmp,"system.xml"); |
2a74fbf4 |
505 | if(getSystemInfo(sys_description, tmp)) { |
506 | g_ptr_array_free(t->facilities, TRUE); |
507 | g_ptr_array_free(t->per_cpu_tracefiles, TRUE); |
508 | g_ptr_array_free(t->control_tracefiles, TRUE); |
509 | g_free(sys_description); |
510 | g_free(t->pathname); |
511 | g_free(t); |
512 | return NULL; |
513 | } |
514 | |
515 | |
963b5f2d |
516 | |
b333a76b |
517 | //get facilities info |
2a74fbf4 |
518 | if(getFacilityInfo(t,eventdefs)) { |
519 | g_ptr_array_free(t->facilities, TRUE); |
520 | g_ptr_array_free(t->per_cpu_tracefiles, TRUE); |
521 | g_ptr_array_free(t->control_tracefiles, TRUE); |
522 | g_free(sys_description); |
523 | g_free(t->pathname); |
524 | g_free(t); |
525 | return NULL; |
526 | } |
b333a76b |
527 | |
963b5f2d |
528 | //get control tracefile info |
a00149f6 |
529 | getControlFileInfo(t,control); |
530 | /* |
2a74fbf4 |
531 | if(getControlFileInfo(t,control)) { |
532 | g_ptr_array_free(t->facilities, TRUE); |
533 | g_ptr_array_free(t->per_cpu_tracefiles, TRUE); |
534 | g_ptr_array_free(t->control_tracefiles, TRUE); |
535 | g_free(sys_description); |
536 | g_free(t->pathname); |
537 | g_free(t); |
538 | return NULL; |
a00149f6 |
539 | }*/ // With fatal error |
963b5f2d |
540 | |
541 | //get cpu tracefile info |
2a74fbf4 |
542 | if(getCpuFileInfo(t,cpu)) { |
543 | g_ptr_array_free(t->facilities, TRUE); |
544 | g_ptr_array_free(t->per_cpu_tracefiles, TRUE); |
545 | g_ptr_array_free(t->control_tracefiles, TRUE); |
546 | g_free(sys_description); |
547 | g_free(t->pathname); |
548 | g_free(t); |
549 | return NULL; |
550 | } |
963b5f2d |
551 | |
963b5f2d |
552 | return t; |
6cd62ccf |
553 | } |
554 | |
49bf71b5 |
555 | char * ltt_trace_name(LttTrace *t) |
556 | { |
557 | return t->pathname; |
558 | } |
559 | |
560 | |
f7afe191 |
561 | /****************************************************************************** |
562 | * When we copy a trace, we want all the opening actions to happen again : |
563 | * the trace will be reopened and totally independant from the original. |
564 | * That's why we call ltt_trace_open. |
565 | *****************************************************************************/ |
566 | LttTrace *ltt_trace_copy(LttTrace *self) |
567 | { |
568 | return ltt_trace_open(self->pathname); |
569 | } |
570 | |
963b5f2d |
571 | void ltt_trace_close(LttTrace *t) |
6cd62ccf |
572 | { |
963b5f2d |
573 | int i; |
574 | LttTracefile * tf; |
575 | LttFacility * f; |
576 | |
577 | g_free(t->pathname); |
578 | |
579 | //free system_description |
580 | g_free(t->system_description->description); |
581 | g_free(t->system_description->node_name); |
582 | g_free(t->system_description->domain_name); |
583 | g_free(t->system_description->kernel_name); |
584 | g_free(t->system_description->kernel_release); |
585 | g_free(t->system_description->kernel_version); |
586 | g_free(t->system_description->machine); |
587 | g_free(t->system_description->processor); |
588 | g_free(t->system_description->hardware_platform); |
589 | g_free(t->system_description->operating_system); |
590 | g_free(t->system_description); |
591 | |
592 | //free control_tracefiles |
593 | for(i=0;i<t->control_tracefile_number;i++){ |
594 | tf = (LttTracefile*)g_ptr_array_index(t->control_tracefiles,i); |
595 | ltt_tracefile_close(tf); |
596 | } |
09ad4797 |
597 | g_ptr_array_free(t->control_tracefiles, TRUE); |
963b5f2d |
598 | |
599 | //free per_cpu_tracefiles |
600 | for(i=0;i<t->per_cpu_tracefile_number;i++){ |
601 | tf = (LttTracefile*)g_ptr_array_index(t->per_cpu_tracefiles,i); |
602 | ltt_tracefile_close(tf); |
603 | } |
09ad4797 |
604 | g_ptr_array_free(t->per_cpu_tracefiles, TRUE); |
963b5f2d |
605 | |
606 | //free facilities |
607 | for(i=0;i<t->facility_number;i++){ |
608 | f = (LttFacility*)g_ptr_array_index(t->facilities,i); |
609 | ltt_facility_close(f); |
610 | } |
09ad4797 |
611 | g_ptr_array_free(t->facilities, TRUE); |
963b5f2d |
612 | |
613 | g_free(t); |
09ad4797 |
614 | |
615 | g_blow_chunks(); |
6cd62ccf |
616 | } |
617 | |
963b5f2d |
618 | |
6cd62ccf |
619 | /***************************************************************************** |
963b5f2d |
620 | *Get the system description of the trace |
6cd62ccf |
621 | ****************************************************************************/ |
622 | |
963b5f2d |
623 | LttSystemDescription *ltt_trace_system_description(LttTrace *t) |
6cd62ccf |
624 | { |
963b5f2d |
625 | return t->system_description; |
6cd62ccf |
626 | } |
627 | |
628 | /***************************************************************************** |
963b5f2d |
629 | * The following functions discover the facilities of the trace |
6cd62ccf |
630 | ****************************************************************************/ |
631 | |
963b5f2d |
632 | unsigned ltt_trace_facility_number(LttTrace *t) |
633 | { |
634 | return (unsigned)(t->facility_number); |
635 | } |
636 | |
637 | LttFacility *ltt_trace_facility_get(LttTrace *t, unsigned i) |
6cd62ccf |
638 | { |
963b5f2d |
639 | return (LttFacility*)g_ptr_array_index(t->facilities, i); |
6cd62ccf |
640 | } |
641 | |
642 | /***************************************************************************** |
643 | *Function name |
963b5f2d |
644 | * ltt_trace_facility_find : find facilities in the trace |
6cd62ccf |
645 | *Input params |
963b5f2d |
646 | * t : the trace |
647 | * name : facility name |
648 | *Output params |
649 | * position : position of the facility in the trace |
6cd62ccf |
650 | *Return value |
963b5f2d |
651 | * : the number of facilities |
6cd62ccf |
652 | ****************************************************************************/ |
653 | |
963b5f2d |
654 | unsigned ltt_trace_facility_find(LttTrace *t, char *name, unsigned *position) |
6cd62ccf |
655 | { |
963b5f2d |
656 | int i, count=0; |
657 | LttFacility * f; |
8a3005f3 |
658 | for(i=0;i<t->facility_number;i++){ |
963b5f2d |
659 | f = (LttFacility*)g_ptr_array_index(t->facilities, i); |
660 | if(strcmp(f->name,name)==0){ |
661 | count++; |
662 | if(count==1) *position = i; |
663 | }else{ |
664 | if(count) break; |
665 | } |
666 | } |
667 | return count; |
6cd62ccf |
668 | } |
669 | |
670 | /***************************************************************************** |
963b5f2d |
671 | * Functions to discover all the event types in the trace |
6cd62ccf |
672 | ****************************************************************************/ |
673 | |
963b5f2d |
674 | unsigned ltt_trace_eventtype_number(LttTrace *t) |
6cd62ccf |
675 | { |
963b5f2d |
676 | int i; |
677 | unsigned count = 0; |
678 | LttFacility * f; |
b445142a |
679 | for(i=0;i<t->facility_number;i++){ |
963b5f2d |
680 | f = (LttFacility*)g_ptr_array_index(t->facilities, i); |
681 | count += f->event_number; |
682 | } |
683 | return count; |
6cd62ccf |
684 | } |
685 | |
963b5f2d |
686 | LttFacility * ltt_trace_facility_by_id(LttTrace * trace, unsigned id) |
6cd62ccf |
687 | { |
963b5f2d |
688 | LttFacility * facility; |
689 | int i; |
690 | for(i=0;i<trace->facility_number;i++){ |
691 | facility = (LttFacility*) g_ptr_array_index(trace->facilities,i); |
692 | if(id >= facility->base_id && |
693 | id < facility->base_id + facility->event_number) |
694 | break; |
695 | } |
696 | if(i==trace->facility_number) return NULL; |
697 | else return facility; |
6cd62ccf |
698 | } |
699 | |
963b5f2d |
700 | LttEventType *ltt_trace_eventtype_get(LttTrace *t, unsigned evId) |
6cd62ccf |
701 | { |
963b5f2d |
702 | LttFacility * f; |
703 | f = ltt_trace_facility_by_id(t,evId); |
704 | if(!f) return NULL; |
705 | return f->events[evId - f->base_id]; |
6cd62ccf |
706 | } |
707 | |
708 | /***************************************************************************** |
963b5f2d |
709 | *There is one "per cpu" tracefile for each CPU, numbered from 0 to |
710 | *the maximum number of CPU in the system. When the number of CPU installed |
711 | *is less than the maximum, some positions are unused. There are also a |
712 | *number of "control" tracefiles (facilities, interrupts...). |
6cd62ccf |
713 | ****************************************************************************/ |
963b5f2d |
714 | unsigned ltt_trace_control_tracefile_number(LttTrace *t) |
6cd62ccf |
715 | { |
963b5f2d |
716 | return t->control_tracefile_number; |
6cd62ccf |
717 | } |
718 | |
963b5f2d |
719 | unsigned ltt_trace_per_cpu_tracefile_number(LttTrace *t) |
6cd62ccf |
720 | { |
963b5f2d |
721 | return t->per_cpu_tracefile_number; |
6cd62ccf |
722 | } |
723 | |
724 | /***************************************************************************** |
963b5f2d |
725 | *It is possible to search for the tracefiles by name or by CPU position. |
726 | *The index within the tracefiles of the same type is returned if found |
727 | *and a negative value otherwise. |
6cd62ccf |
728 | ****************************************************************************/ |
729 | |
963b5f2d |
730 | int ltt_trace_control_tracefile_find(LttTrace *t, char *name) |
6cd62ccf |
731 | { |
963b5f2d |
732 | LttTracefile * tracefile; |
733 | int i; |
734 | for(i=0;i<t->control_tracefile_number;i++){ |
735 | tracefile = (LttTracefile*)g_ptr_array_index(t->control_tracefiles, i); |
736 | if(strcmp(tracefile->name, name)==0)break; |
737 | } |
738 | if(i == t->control_tracefile_number) return -1; |
739 | return i; |
6cd62ccf |
740 | } |
741 | |
963b5f2d |
742 | int ltt_trace_per_cpu_tracefile_find(LttTrace *t, unsigned i) |
6cd62ccf |
743 | { |
963b5f2d |
744 | LttTracefile * tracefile; |
745 | int j, name; |
746 | for(j=0;j<t->per_cpu_tracefile_number;j++){ |
747 | tracefile = (LttTracefile*)g_ptr_array_index(t->per_cpu_tracefiles, j); |
748 | name = atoi(tracefile->name); |
749 | if(name == (int)i)break; |
750 | } |
751 | if(j == t->per_cpu_tracefile_number) return -1; |
752 | return j; |
6cd62ccf |
753 | } |
754 | |
755 | /***************************************************************************** |
963b5f2d |
756 | *Get a specific tracefile |
6cd62ccf |
757 | ****************************************************************************/ |
758 | |
963b5f2d |
759 | LttTracefile *ltt_trace_control_tracefile_get(LttTrace *t, unsigned i) |
6cd62ccf |
760 | { |
5598cfe3 |
761 | return (LttTracefile*)g_ptr_array_index(t->control_tracefiles, i); |
963b5f2d |
762 | } |
763 | |
764 | LttTracefile *ltt_trace_per_cpu_tracefile_get(LttTrace *t, unsigned i) |
765 | { |
766 | return (LttTracefile*)g_ptr_array_index(t->per_cpu_tracefiles, i); |
6cd62ccf |
767 | } |
768 | |
487ad181 |
769 | /***************************************************************************** |
770 | * Get the start time and end time of the trace |
771 | ****************************************************************************/ |
772 | |
773 | void ltt_trace_time_span_get(LttTrace *t, LttTime *start, LttTime *end) |
774 | { |
775 | LttTime startSmall, startTmp, endBig, endTmp; |
776 | int i, j=0; |
777 | LttTracefile * tf; |
778 | |
779 | for(i=0;i<t->control_tracefile_number;i++){ |
780 | tf = g_ptr_array_index(t->control_tracefiles, i); |
781 | readBlock(tf,1); |
782 | startTmp = tf->a_block_start->time; |
783 | readBlock(tf,tf->block_number); |
784 | endTmp = tf->a_block_end->time; |
785 | if(i==0){ |
786 | startSmall = startTmp; |
787 | endBig = endTmp; |
788 | j = 1; |
789 | continue; |
790 | } |
308711e5 |
791 | if(ltt_time_compare(startSmall,startTmp) > 0) startSmall = startTmp; |
792 | if(ltt_time_compare(endBig,endTmp) < 0) endBig = endTmp; |
487ad181 |
793 | } |
794 | |
795 | for(i=0;i<t->per_cpu_tracefile_number;i++){ |
796 | tf = g_ptr_array_index(t->per_cpu_tracefiles, i); |
797 | readBlock(tf,1); |
798 | startTmp = tf->a_block_start->time; |
799 | readBlock(tf,tf->block_number); |
800 | endTmp = tf->a_block_end->time; |
801 | if(j == 0 && i==0){ |
802 | startSmall = startTmp; |
803 | endBig = endTmp; |
804 | continue; |
805 | } |
308711e5 |
806 | if(ltt_time_compare(startSmall,startTmp) > 0) startSmall = startTmp; |
807 | if(ltt_time_compare(endBig,endTmp) < 0) endBig = endTmp; |
487ad181 |
808 | } |
809 | |
c02ea99f |
810 | if(start != NULL) *start = startSmall; |
811 | if(end != NULL) *end = endBig; |
487ad181 |
812 | } |
813 | |
814 | |
6cd62ccf |
815 | /***************************************************************************** |
963b5f2d |
816 | *Get the name of a tracefile |
6cd62ccf |
817 | ****************************************************************************/ |
818 | |
963b5f2d |
819 | char *ltt_tracefile_name(LttTracefile *tf) |
6cd62ccf |
820 | { |
963b5f2d |
821 | return tf->name; |
6cd62ccf |
822 | } |
823 | |
80da81ad |
824 | /***************************************************************************** |
825 | * Get the number of blocks in the tracefile |
826 | ****************************************************************************/ |
827 | |
828 | unsigned ltt_tracefile_block_number(LttTracefile *tf) |
829 | { |
830 | return tf->block_number; |
831 | } |
832 | |
6cd62ccf |
833 | /***************************************************************************** |
834 | *Function name |
835 | * ltt_tracefile_seek_time: seek to the first event of the trace with time |
836 | * larger or equal to time |
837 | *Input params |
838 | * t : tracefile |
839 | * time : criteria of the time |
6cd62ccf |
840 | ****************************************************************************/ |
caf7a67a |
841 | void ltt_tracefile_find_time_block(LttTracefile *t, LttTime time, |
842 | int start_block, int end_block) |
843 | { |
844 | int err, tmp_block, s, e; |
845 | int headTime; |
846 | int tailTime; |
847 | |
848 | err=readBlock(t,start_block); |
849 | if(err) g_error("Can not read tracefile: %s\n", t->name); |
850 | if(start_block == end_block)return; |
851 | |
852 | tailTime = ltt_time_compare(t->a_block_end->time, time); |
853 | if(tailTime >= 0) return; |
854 | |
855 | err=readBlock(t,end_block); |
856 | if(err) g_error("Can not read tracefile: %s\n", t->name); |
857 | if(start_block+1 == end_block)return; |
858 | |
859 | headTime = ltt_time_compare(t->a_block_start->time, time); |
860 | if(headTime <= 0 ) return; |
861 | |
862 | tmp_block = (end_block + start_block)/2; |
863 | err=readBlock(t,tmp_block); |
864 | if(err) g_error("Can not read tracefile: %s\n", t->name); |
865 | |
866 | headTime = ltt_time_compare(t->a_block_start->time, time); |
867 | tailTime = ltt_time_compare(t->a_block_end->time, time); |
868 | if(headTime <= 0 && tailTime >= 0) return; |
869 | |
870 | if(headTime > 0){ |
871 | s = start_block + 1; |
872 | e = tmp_block - 1; |
873 | if(s <= e) |
874 | ltt_tracefile_find_time_block(t, time, s, e); |
875 | else return; |
876 | } |
877 | |
878 | if(tailTime < 0){ |
879 | s = tmp_block + 1; |
880 | e = end_block - 1; |
881 | if(s <= e) |
882 | ltt_tracefile_find_time_block(t, time, s, e); |
883 | else return; |
884 | } |
885 | } |
886 | |
887 | void ltt_tracefile_backward_find_time_block(LttTracefile *t, LttTime time) |
888 | { |
889 | int t_time, h_time, err; |
890 | err=readBlock(t,t->which_block-1); |
891 | if(err) g_error("Can not read tracefile: %s\n", t->name); |
892 | h_time = ltt_time_compare(t->a_block_start->time, time); |
893 | t_time = ltt_time_compare(t->a_block_end->time, time); |
894 | if(h_time == 0){ |
895 | int tmp; |
896 | if(t->which_block == 1) return; |
897 | err=readBlock(t,t->which_block-1); |
898 | if(err) g_error("Can not read tracefile: %s\n", t->name); |
899 | tmp = ltt_time_compare(t->a_block_end->time, time); |
900 | if(tmp == 0) return ltt_tracefile_seek_time(t, time); |
901 | err=readBlock(t,t->which_block+1); |
902 | if(err) g_error("Can not read tracefile: %s\n", t->name); |
903 | }else if(h_time > 0){ |
904 | ltt_tracefile_find_time_block(t, time, 1, t->which_block); |
905 | return ltt_tracefile_seek_time(t, time) ; |
906 | }else{ |
907 | if(t_time >= 0) return ltt_tracefile_seek_time(t, time); |
908 | err=readBlock(t,t->which_block+1); |
909 | if(err) g_error("Can not read tracefile: %s\n", t->name); |
910 | } |
911 | } |
6cd62ccf |
912 | |
963b5f2d |
913 | void ltt_tracefile_seek_time(LttTracefile *t, LttTime time) |
6cd62ccf |
914 | { |
915 | int err; |
963b5f2d |
916 | LttTime lttTime; |
308711e5 |
917 | int headTime = ltt_time_compare(t->a_block_start->time, time); |
918 | int tailTime = ltt_time_compare(t->a_block_end->time, time); |
c02ea99f |
919 | LttEvent ev; |
62e55dd6 |
920 | |
6cd62ccf |
921 | if(headTime < 0 && tailTime > 0){ |
308711e5 |
922 | if(ltt_time_compare(t->a_block_end->time, t->current_event_time) !=0) { |
db55eaae |
923 | lttTime = getEventTime(t); |
308711e5 |
924 | err = ltt_time_compare(lttTime, time); |
db55eaae |
925 | if(err > 0){ |
308711e5 |
926 | if(t->which_event==2 || (&t->prev_event_time,&time)<0){ |
1a3b8cbd |
927 | return; |
db55eaae |
928 | }else{ |
929 | updateTracefile(t); |
930 | return ltt_tracefile_seek_time(t, time); |
1a3b8cbd |
931 | } |
db55eaae |
932 | }else if(err < 0){ |
933 | while(1){ |
c02ea99f |
934 | if(ltt_tracefile_read(t,&ev) == NULL) { |
db55eaae |
935 | g_print("End of file\n"); |
936 | return; |
937 | } |
938 | lttTime = getEventTime(t); |
308711e5 |
939 | err = ltt_time_compare(lttTime, time); |
db55eaae |
940 | if(err >= 0)return; |
941 | } |
942 | }else return; |
943 | }else{//we are at the end of the block |
944 | updateTracefile(t); |
945 | return ltt_tracefile_seek_time(t, time); |
946 | } |
e37c1372 |
947 | }else if(headTime >= 0){ |
6cd62ccf |
948 | if(t->which_block == 1){ |
949 | updateTracefile(t); |
950 | }else{ |
1ee6a9af |
951 | if(ltt_time_compare(t->prev_block_end_time, time) >= 0 || |
952 | (t->prev_block_end_time.tv_sec == 0 && |
953 | t->prev_block_end_time.tv_nsec == 0 )){ |
caf7a67a |
954 | ltt_tracefile_backward_find_time_block(t, time); |
6cd62ccf |
955 | }else{ |
956 | updateTracefile(t); |
957 | } |
958 | } |
40331ba8 |
959 | }else if(tailTime < 0){ |
6cd62ccf |
960 | if(t->which_block != t->block_number){ |
caf7a67a |
961 | ltt_tracefile_find_time_block(t, time, t->which_block+1, t->block_number); |
962 | return ltt_tracefile_seek_time(t, time); |
963b5f2d |
963 | }else { |
a8c0f09d |
964 | t->cur_event_pos = t->buffer + t->block_size; |
965 | g_print("End of file\n"); |
963b5f2d |
966 | return; |
967 | } |
40331ba8 |
968 | }else if(tailTime == 0){ |
e37c1372 |
969 | t->cur_event_pos = t->last_event_pos; |
62e55dd6 |
970 | t->current_event_time = time; |
971 | t->cur_heart_beat_number = 0; |
972 | t->prev_event_time.tv_sec = 0; |
973 | t->prev_event_time.tv_nsec = 0; |
40331ba8 |
974 | return; |
6cd62ccf |
975 | } |
6cd62ccf |
976 | } |
977 | |
80da81ad |
978 | /***************************************************************************** |
979 | * Seek to the first event with position equal or larger to ep |
18206708 |
980 | * |
981 | * Modified by Mathieu Desnoyers to used faster offset position instead of |
982 | * re-reading the whole buffer. |
80da81ad |
983 | ****************************************************************************/ |
984 | |
04b44e05 |
985 | void ltt_tracefile_seek_position(LttTracefile *t, const LttEventPosition *ep) |
80da81ad |
986 | { |
987 | //if we are at the right place, just return |
988 | if(t->which_block == ep->block_num && t->which_event == ep->event_num) |
989 | return; |
990 | |
991 | if(t->which_block == ep->block_num) updateTracefile(t); |
992 | else readBlock(t,ep->block_num); |
18206708 |
993 | //event offset is available |
80da81ad |
994 | if(ep->old_position){ |
18206708 |
995 | int err; |
996 | |
997 | t->which_event = ep->event_num; |
80da81ad |
998 | t->cur_event_pos = t->buffer + ep->event_offset; |
18206708 |
999 | t->prev_event_time = ep->event_time; |
1000 | t->current_event_time = ep->event_time; |
1001 | t->cur_heart_beat_number = ep->heart_beat_number; |
1002 | t->cur_cycle_count = ep->event_cycle_count; |
1003 | |
1004 | /* This is a workaround for fast position seek */ |
1005 | t->last_event_pos = ep->last_event_pos; |
1006 | t->prev_block_end_time = ep->prev_block_end_time; |
1007 | t->prev_event_time = ep->prev_event_time; |
1008 | t->pre_cycle_count = ep->pre_cycle_count; |
1009 | t->count = ep->count; |
1010 | /* end of workaround */ |
1011 | |
1012 | //update the fields of the current event and go to the next event |
1013 | err = skipEvent(t); |
1014 | if(err == ERANGE) g_error("event id is out of range\n"); |
1015 | |
80da81ad |
1016 | return; |
1017 | } |
1018 | |
18206708 |
1019 | //only block number and event index are available |
1020 | //MD: warning : this is slow! |
1021 | g_warning("using slow O(n) tracefile seek position"); |
1022 | |
c02ea99f |
1023 | LttEvent event; |
1024 | while(t->which_event < ep->event_num) ltt_tracefile_read(t, &event); |
80da81ad |
1025 | |
1026 | return; |
1027 | } |
1028 | |
6cd62ccf |
1029 | /***************************************************************************** |
1030 | *Function name |
40331ba8 |
1031 | * ltt_tracefile_read : read the current event, set the pointer to the next |
6cd62ccf |
1032 | *Input params |
1033 | * t : tracefile |
1034 | *Return value |
963b5f2d |
1035 | * LttEvent * : an event to be processed |
6cd62ccf |
1036 | ****************************************************************************/ |
1037 | |
c02ea99f |
1038 | LttEvent *ltt_tracefile_read(LttTracefile *t, LttEvent *event) |
6cd62ccf |
1039 | { |
963b5f2d |
1040 | int err; |
6cd62ccf |
1041 | |
bdc36259 |
1042 | if(t->cur_event_pos == t->buffer + t->block_size){ |
1043 | if(t->which_block == t->block_number){ |
bdc36259 |
1044 | return NULL; |
1045 | } |
1046 | err = readBlock(t, t->which_block + 1); |
1047 | if(err)g_error("Can not read tracefile"); |
1048 | } |
1049 | |
c02ea99f |
1050 | event->event_id = (int)(*(guint16 *)(t->cur_event_pos)); |
1051 | if(event->event_id == TRACE_TIME_HEARTBEAT) |
963b5f2d |
1052 | t->cur_heart_beat_number++; |
6cd62ccf |
1053 | |
40331ba8 |
1054 | t->prev_event_time = t->current_event_time; |
62e55dd6 |
1055 | // t->current_event_time = getEventTime(t); |
6cd62ccf |
1056 | |
c02ea99f |
1057 | event->time_delta = *(guint32 *)(t->cur_event_pos + EVENT_ID_SIZE); |
1058 | event->event_time = t->current_event_time; |
1059 | event->event_cycle_count = t->cur_cycle_count; |
963b5f2d |
1060 | |
c02ea99f |
1061 | event->tracefile = t; |
1062 | event->data = t->cur_event_pos + EVENT_HEADER_SIZE; |
1063 | event->which_block = t->which_block; |
1064 | event->which_event = t->which_event; |
6cd62ccf |
1065 | |
18206708 |
1066 | /* This is a workaround for fast position seek */ |
c02ea99f |
1067 | event->last_event_pos = t->last_event_pos; |
1068 | event->prev_block_end_time = t->prev_block_end_time; |
1069 | event->prev_event_time = t->prev_event_time; |
1070 | event->pre_cycle_count = t->pre_cycle_count; |
1071 | event->count = t->count; |
18206708 |
1072 | /* end of workaround */ |
1073 | |
1074 | |
1075 | |
40331ba8 |
1076 | //update the fields of the current event and go to the next event |
1077 | err = skipEvent(t); |
40331ba8 |
1078 | if(err == ERANGE) g_error("event id is out of range\n"); |
40331ba8 |
1079 | |
c02ea99f |
1080 | return event; |
6cd62ccf |
1081 | } |
1082 | |
1083 | /**************************************************************************** |
1084 | *Function name |
1085 | * readFile : wrap function to read from a file |
1086 | *Input Params |
1087 | * fd : file descriptor |
1088 | * buf : buf to contain the content |
1089 | * size : number of bytes to be read |
1090 | * mesg : message to be printed if some thing goes wrong |
1091 | *return value |
1092 | * 0 : success |
1093 | * EIO : can not read from the file |
1094 | ****************************************************************************/ |
1095 | |
1096 | int readFile(int fd, void * buf, size_t size, char * mesg) |
1097 | { |
1098 | ssize_t nbBytes; |
1099 | nbBytes = read(fd, buf, size); |
1100 | if(nbBytes != size){ |
1101 | printf("%s\n",mesg); |
1102 | return EIO; |
1103 | } |
1104 | return 0; |
1105 | } |
1106 | |
1107 | /**************************************************************************** |
1108 | *Function name |
1109 | * readBlock : read a block from the file |
1110 | *Input Params |
1111 | * lttdes : ltt trace file |
1112 | * whichBlock : the block which will be read |
1113 | *return value |
1114 | * 0 : success |
1115 | * EINVAL : lseek fail |
1116 | * EIO : can not read from the file |
1117 | ****************************************************************************/ |
1118 | |
963b5f2d |
1119 | int readBlock(LttTracefile * tf, int whichBlock) |
6cd62ccf |
1120 | { |
1121 | off_t nbBytes; |
cbd41522 |
1122 | guint32 lostSize; |
6cd62ccf |
1123 | |
1124 | if(whichBlock - tf->which_block == 1 && tf->which_block != 0){ |
963b5f2d |
1125 | tf->prev_block_end_time = tf->a_block_end->time; |
40331ba8 |
1126 | tf->prev_event_time = tf->a_block_end->time; |
6cd62ccf |
1127 | }else{ |
1128 | tf->prev_block_end_time.tv_sec = 0; |
1129 | tf->prev_block_end_time.tv_nsec = 0; |
40331ba8 |
1130 | tf->prev_event_time.tv_sec = 0; |
1131 | tf->prev_event_time.tv_nsec = 0; |
6cd62ccf |
1132 | } |
6cd62ccf |
1133 | |
963b5f2d |
1134 | nbBytes=lseek(tf->fd,(off_t)((whichBlock-1)*tf->block_size), SEEK_SET); |
6cd62ccf |
1135 | if(nbBytes == -1) return EINVAL; |
1136 | |
963b5f2d |
1137 | if(readFile(tf->fd,tf->buffer,tf->block_size,"Unable to read a block")) |
1138 | return EIO; |
6cd62ccf |
1139 | |
963b5f2d |
1140 | tf->a_block_start=(BlockStart *) (tf->buffer + EVENT_HEADER_SIZE); |
cbd41522 |
1141 | lostSize = *(guint32 *)(tf->buffer + tf->block_size - sizeof(guint32)); |
963b5f2d |
1142 | tf->a_block_end=(BlockEnd *)(tf->buffer + tf->block_size - |
1143 | lostSize + EVENT_HEADER_SIZE); |
e37c1372 |
1144 | tf->last_event_pos = tf->buffer + tf->block_size - lostSize; |
6cd62ccf |
1145 | |
6cd62ccf |
1146 | tf->which_block = whichBlock; |
963b5f2d |
1147 | tf->which_event = 1; |
40331ba8 |
1148 | tf->cur_event_pos = tf->buffer;//the beginning of the block, block start ev |
6cd62ccf |
1149 | tf->cur_heart_beat_number = 0; |
963b5f2d |
1150 | |
6cd62ccf |
1151 | getCyclePerNsec(tf); |
1152 | |
62e55dd6 |
1153 | tf->current_event_time = getEventTime(tf); |
40331ba8 |
1154 | |
6cd62ccf |
1155 | return 0; |
1156 | } |
1157 | |
1158 | /***************************************************************************** |
1159 | *Function name |
1160 | * updateTracefile : reinitialize the info of the block which is already |
1161 | * in the buffer |
1162 | *Input params |
1163 | * tf : tracefile |
1164 | ****************************************************************************/ |
1165 | |
963b5f2d |
1166 | void updateTracefile(LttTracefile * tf) |
6cd62ccf |
1167 | { |
963b5f2d |
1168 | tf->which_event = 1; |
40331ba8 |
1169 | tf->cur_event_pos = tf->buffer; |
62e55dd6 |
1170 | tf->current_event_time = getEventTime(tf); |
6cd62ccf |
1171 | tf->cur_heart_beat_number = 0; |
1172 | |
1173 | tf->prev_event_time.tv_sec = 0; |
1174 | tf->prev_event_time.tv_nsec = 0; |
1175 | } |
1176 | |
1177 | /***************************************************************************** |
1178 | *Function name |
1179 | * skipEvent : go to the next event, update the fields of the current event |
1180 | *Input params |
1181 | * t : tracefile |
1182 | *return value |
1183 | * 0 : success |
6cd62ccf |
1184 | * ERANGE : event id is out of range |
1185 | ****************************************************************************/ |
1186 | |
963b5f2d |
1187 | int skipEvent(LttTracefile * t) |
6cd62ccf |
1188 | { |
1189 | int evId, err; |
1190 | void * evData; |
963b5f2d |
1191 | LttEventType * evT; |
1192 | LttField * rootFld; |
6cd62ccf |
1193 | |
cbd41522 |
1194 | evId = (int)(*(guint16 *)(t->cur_event_pos)); |
6cd62ccf |
1195 | evData = t->cur_event_pos + EVENT_HEADER_SIZE; |
6cd62ccf |
1196 | |
908f42fa |
1197 | evT = ltt_trace_eventtype_get(t->trace,(unsigned)evId); |
47a166fc |
1198 | |
908f42fa |
1199 | if(evT) rootFld = evT->root_field; |
1200 | else return ERANGE; |
6cd62ccf |
1201 | |
908f42fa |
1202 | if(rootFld){ |
1203 | //event has string/sequence or the last event is not the same event |
1204 | if((evT->latest_block!=t->which_block || evT->latest_event!=t->which_event) |
1205 | && rootFld->field_fixed == 0){ |
1206 | setFieldsOffset(t, evT, evData, t->trace); |
47a166fc |
1207 | } |
908f42fa |
1208 | t->cur_event_pos += EVENT_HEADER_SIZE + rootFld->field_size; |
1209 | }else t->cur_event_pos += EVENT_HEADER_SIZE; |
1210 | |
1211 | evT->latest_block = t->which_block; |
1212 | evT->latest_event = t->which_event; |
1213 | |
6cd62ccf |
1214 | //the next event is in the next block |
963b5f2d |
1215 | if(evId == TRACE_BLOCK_END){ |
bdc36259 |
1216 | t->cur_event_pos = t->buffer + t->block_size; |
6cd62ccf |
1217 | }else{ |
1218 | t->which_event++; |
62e55dd6 |
1219 | t->current_event_time = getEventTime(t); |
6cd62ccf |
1220 | } |
1221 | |
1222 | return 0; |
1223 | } |
1224 | |
18206708 |
1225 | |
6cd62ccf |
1226 | /***************************************************************************** |
1227 | *Function name |
1228 | * getCyclePerNsec : calculate cycles per nsec for current block |
1229 | *Input Params |
1230 | * t : tracefile |
1231 | ****************************************************************************/ |
1232 | |
963b5f2d |
1233 | void getCyclePerNsec(LttTracefile * t) |
6cd62ccf |
1234 | { |
963b5f2d |
1235 | LttTime lBufTotalTime; /* Total time for this buffer */ |
1236 | LttCycleCount lBufTotalNSec; /* Total time for this buffer in nsecs */ |
1237 | LttCycleCount lBufTotalCycle;/* Total cycles for this buffer */ |
6cd62ccf |
1238 | |
1239 | /* Calculate the total time for this buffer */ |
308711e5 |
1240 | lBufTotalTime = ltt_time_sub(t->a_block_end->time, t->a_block_start->time); |
6cd62ccf |
1241 | |
1242 | /* Calculate the total cycles for this bufffer */ |
e4eced0f |
1243 | lBufTotalCycle = t->a_block_end->cycle_count; |
1244 | lBufTotalCycle -= t->a_block_start->cycle_count; |
6cd62ccf |
1245 | |
1246 | /* Convert the total time to nsecs */ |
e4eced0f |
1247 | lBufTotalNSec = lBufTotalTime.tv_sec; |
308711e5 |
1248 | lBufTotalNSec *= NANOSECONDS_PER_SECOND; |
e4eced0f |
1249 | lBufTotalNSec += lBufTotalTime.tv_nsec; |
6cd62ccf |
1250 | |
1251 | t->cycle_per_nsec = (double)lBufTotalCycle / (double)lBufTotalNSec; |
1252 | } |
1253 | |
1254 | /**************************************************************************** |
1255 | *Function name |
1256 | * getEventTime : obtain the time of an event |
1257 | *Input params |
1258 | * tf : tracefile |
1259 | *Return value |
963b5f2d |
1260 | * LttTime : the time of the event |
6cd62ccf |
1261 | ****************************************************************************/ |
1262 | |
963b5f2d |
1263 | LttTime getEventTime(LttTracefile * tf) |
6cd62ccf |
1264 | { |
963b5f2d |
1265 | LttTime time; |
1266 | LttCycleCount cycle_count; // cycle count for the current event |
1267 | LttCycleCount lEventTotalCycle; // Total cycles from start for event |
338d4282 |
1268 | LttCycleCount lEventNSec; // Total usecs from start for event |
963b5f2d |
1269 | LttTime lTimeOffset; // Time offset in struct LttTime |
cbd41522 |
1270 | guint16 evId; |
338d4282 |
1271 | LttCycleCount tmpCycleCount = (((LttCycleCount)1)<<32); |
e4eced0f |
1272 | |
cbd41522 |
1273 | evId = *(guint16 *)tf->cur_event_pos; |
e4eced0f |
1274 | if(evId == TRACE_BLOCK_START){ |
dd691a2e |
1275 | tf->count = 0; |
1276 | tf->pre_cycle_count = 0; |
e4eced0f |
1277 | tf->cur_cycle_count = tf->a_block_start->cycle_count; |
40331ba8 |
1278 | return tf->a_block_start->time; |
e4eced0f |
1279 | }else if(evId == TRACE_BLOCK_END){ |
dd691a2e |
1280 | tf->count = 0; |
1281 | tf->pre_cycle_count = 0; |
e4eced0f |
1282 | tf->cur_cycle_count = tf->a_block_end->cycle_count; |
40331ba8 |
1283 | return tf->a_block_end->time; |
e4eced0f |
1284 | } |
40331ba8 |
1285 | |
e4eced0f |
1286 | // Calculate total time in cycles from start of buffer for this event |
cbd41522 |
1287 | cycle_count = (LttCycleCount)*(guint32 *)(tf->cur_event_pos + EVENT_ID_SIZE); |
e4eced0f |
1288 | |
dd691a2e |
1289 | if(cycle_count < tf->pre_cycle_count)tf->count++; |
1290 | tf->pre_cycle_count = cycle_count; |
1291 | cycle_count += tmpCycleCount * tf->count; |
e4eced0f |
1292 | |
e9b34357 |
1293 | // if(tf->cur_heart_beat_number > tf->count) |
1294 | // cycle_count += tmpCycleCount * (tf->cur_heart_beat_number - tf->count); |
e4eced0f |
1295 | |
1296 | tf->cur_cycle_count = cycle_count; |
1297 | |
1298 | lEventTotalCycle = cycle_count; |
1299 | lEventTotalCycle -= tf->a_block_start->cycle_count; |
6cd62ccf |
1300 | |
963b5f2d |
1301 | // Convert it to nsecs |
338d4282 |
1302 | lEventNSec = (double)lEventTotalCycle / (double)tf->cycle_per_nsec; |
e4eced0f |
1303 | |
963b5f2d |
1304 | // Determine offset in struct LttTime |
338d4282 |
1305 | lTimeOffset.tv_nsec = lEventNSec % NANOSECONDS_PER_SECOND; |
1306 | lTimeOffset.tv_sec = lEventNSec / NANOSECONDS_PER_SECOND; |
6cd62ccf |
1307 | |
308711e5 |
1308 | time = ltt_time_add(tf->a_block_start->time, lTimeOffset); |
e4eced0f |
1309 | |
6cd62ccf |
1310 | return time; |
1311 | } |
1312 | |
1313 | /***************************************************************************** |
1314 | *Function name |
1315 | * setFieldsOffset : set offset of the fields |
1316 | *Input params |
1317 | * tracefile : opened trace file |
1318 | * evT : the event type |
1319 | * evD : event data, it may be NULL |
1320 | ****************************************************************************/ |
1321 | |
40331ba8 |
1322 | void setFieldsOffset(LttTracefile *tf,LttEventType *evT,void *evD,LttTrace* t) |
6cd62ccf |
1323 | { |
963b5f2d |
1324 | LttField * rootFld = evT->root_field; |
6cd62ccf |
1325 | // rootFld->base_address = evD; |
1326 | |
8710c6c7 |
1327 | if(rootFld) |
1328 | rootFld->field_size = getFieldtypeSize(tf, evT, 0,0,rootFld, evD,t); |
6cd62ccf |
1329 | } |
1330 | |
1331 | /***************************************************************************** |
1332 | *Function name |
1333 | * getFieldtypeSize: get the size of the field type (primitive type) |
1334 | *Input params |
1335 | * tracefile : opened trace file |
1336 | * evT : event type |
1337 | * offsetRoot : offset from the root |
1338 | * offsetParent : offset from the parrent |
1339 | * fld : field |
1340 | * evD : event data, it may be NULL |
1341 | *Return value |
1342 | * int : size of the field |
1343 | ****************************************************************************/ |
1344 | |
963b5f2d |
1345 | int getFieldtypeSize(LttTracefile * t, LttEventType * evT, int offsetRoot, |
40331ba8 |
1346 | int offsetParent, LttField * fld, void *evD, LttTrace *trace) |
6cd62ccf |
1347 | { |
1348 | int size, size1, element_number, i, offset1, offset2; |
963b5f2d |
1349 | LttType * type = fld->field_type; |
6cd62ccf |
1350 | |
8710c6c7 |
1351 | if(t){ |
963b5f2d |
1352 | if(evT->latest_block==t->which_block && evT->latest_event==t->which_event){ |
1353 | return fld->field_size; |
1354 | } |
1355 | } |
6cd62ccf |
1356 | |
1357 | if(fld->field_fixed == 1){ |
1358 | if(fld == evT->root_field) return fld->field_size; |
1359 | } |
1360 | |
1361 | if(type->type_class != LTT_STRUCT && type->type_class != LTT_ARRAY && |
1362 | type->type_class != LTT_SEQUENCE && type->type_class != LTT_STRING){ |
1363 | if(fld->field_fixed == -1){ |
40331ba8 |
1364 | size = (int) ltt_type_size(trace, type); |
6cd62ccf |
1365 | fld->field_fixed = 1; |
1366 | }else size = fld->field_size; |
1367 | |
1368 | }else if(type->type_class == LTT_ARRAY){ |
1369 | element_number = (int) type->element_number; |
1370 | if(fld->field_fixed == -1){ |
40331ba8 |
1371 | size = getFieldtypeSize(t, evT, offsetRoot,0,fld->child[0], NULL, trace); |
6cd62ccf |
1372 | if(size == 0){ //has string or sequence |
1373 | fld->field_fixed = 0; |
1374 | }else{ |
1375 | fld->field_fixed = 1; |
1376 | size *= element_number; |
1377 | } |
1378 | }else if(fld->field_fixed == 0){// has string or sequence |
1379 | size = 0; |
1380 | for(i=0;i<element_number;i++){ |
1381 | size += getFieldtypeSize(t, evT, offsetRoot+size,size, |
40331ba8 |
1382 | fld->child[0], evD+size, trace); |
6cd62ccf |
1383 | } |
1384 | }else size = fld->field_size; |
1385 | |
1386 | }else if(type->type_class == LTT_SEQUENCE){ |
40331ba8 |
1387 | size1 = (int) ltt_type_size(trace, type); |
6cd62ccf |
1388 | if(fld->field_fixed == -1){ |
908f42fa |
1389 | fld->sequ_number_size = size1; |
6cd62ccf |
1390 | fld->field_fixed = 0; |
40331ba8 |
1391 | size = getFieldtypeSize(t, evT, offsetRoot,0,fld->child[0], NULL, trace); |
6cd62ccf |
1392 | fld->element_size = size; |
1393 | }else{//0: sequence |
1394 | element_number = getIntNumber(size1,evD); |
1395 | type->element_number = element_number; |
1396 | if(fld->element_size > 0){ |
1397 | size = element_number * fld->element_size; |
1398 | }else{//sequence has string or sequence |
1399 | size = 0; |
1400 | for(i=0;i<element_number;i++){ |
1401 | size += getFieldtypeSize(t, evT, offsetRoot+size+size1,size+size1, |
40331ba8 |
1402 | fld->child[0], evD+size+size1, trace); |
6cd62ccf |
1403 | } |
1404 | } |
1405 | size += size1; |
1406 | } |
1407 | |
1408 | }else if(type->type_class == LTT_STRING){ |
1409 | size = 0; |
1410 | if(fld->field_fixed == -1){ |
1411 | fld->field_fixed = 0; |
1412 | }else{//0: string |
47a166fc |
1413 | size = strlen((char*)evD) + 1; //include end : '\0' |
6cd62ccf |
1414 | } |
1415 | |
1416 | }else if(type->type_class == LTT_STRUCT){ |
1417 | element_number = (int) type->element_number; |
1418 | size = 0; |
1419 | if(fld->field_fixed == -1){ |
1420 | offset1 = offsetRoot; |
1421 | offset2 = 0; |
1422 | for(i=0;i<element_number;i++){ |
40331ba8 |
1423 | size1=getFieldtypeSize(t, evT,offset1,offset2, fld->child[i], NULL, trace); |
6cd62ccf |
1424 | if(size1 > 0 && size >= 0){ |
1425 | size += size1; |
1426 | if(offset1 >= 0) offset1 += size1; |
1427 | offset2 += size1; |
1428 | }else{ |
1429 | size = -1; |
1430 | offset1 = -1; |
1431 | offset2 = -1; |
1432 | } |
1433 | } |
1434 | if(size == -1){ |
1435 | fld->field_fixed = 0; |
1436 | size = 0; |
1437 | }else fld->field_fixed = 1; |
1438 | }else if(fld->field_fixed == 0){ |
1439 | offset1 = offsetRoot; |
1440 | offset2 = 0; |
1441 | for(i=0;i<element_number;i++){ |
40331ba8 |
1442 | size=getFieldtypeSize(t,evT,offset1,offset2,fld->child[i],evD+offset2, trace); |
6cd62ccf |
1443 | offset1 += size; |
1444 | offset2 += size; |
1445 | } |
1446 | size = offset2; |
1447 | }else size = fld->field_size; |
1448 | } |
1449 | |
1450 | fld->offset_root = offsetRoot; |
1451 | fld->offset_parent = offsetParent; |
1452 | if(!evD){ |
1453 | fld->fixed_root = (offsetRoot==-1) ? 0 : 1; |
1454 | fld->fixed_parent = (offsetParent==-1) ? 0 : 1; |
1455 | } |
1456 | fld->field_size = size; |
1457 | |
1458 | return size; |
1459 | } |
1460 | |
6cd62ccf |
1461 | |
1462 | /***************************************************************************** |
1463 | *Function name |
1464 | * getIntNumber : get an integer number |
1465 | *Input params |
1466 | * size : the size of the integer |
1467 | * evD : the event data |
1468 | *Return value |
1469 | * int : an integer |
1470 | ****************************************************************************/ |
1471 | |
1472 | int getIntNumber(int size, void *evD) |
1473 | { |
cbd41522 |
1474 | gint64 i; |
1475 | if(size == 1) i = *(gint8 *)evD; |
1476 | else if(size == 2) i = *(gint16 *)evD; |
1477 | else if(size == 4) i = *(gint32 *)evD; |
1478 | else if(size == 8) i = *(gint64 *)evD; |
6cd62ccf |
1479 | |
1480 | return (int) i; |
1481 | } |
1482 | |
1483 | /***************************************************************************** |
1484 | *Function name |
1485 | * getDataEndianType : get the data type size and endian type of the local |
1486 | * machine |
1487 | *Input params |
1488 | * size : size of data type |
1489 | * endian : endian type, little or big |
1490 | ****************************************************************************/ |
1491 | |
963b5f2d |
1492 | void getDataEndianType(LttArchSize * size, LttArchEndian * endian) |
6cd62ccf |
1493 | { |
1494 | int i = 1; |
1495 | char c = (char) i; |
1496 | int sizeInt=sizeof(int), sizeLong=sizeof(long), sizePointer=sizeof(void *); |
1497 | |
1498 | if(c == 1) *endian = LTT_LITTLE_ENDIAN; |
1499 | else *endian = LTT_BIG_ENDIAN; |
1500 | |
1501 | if(sizeInt == 2 && sizeLong == 4 && sizePointer == 4) |
1502 | *size = LTT_LP32; |
1503 | else if(sizeInt == 4 && sizeLong == 4 && sizePointer == 4) |
1504 | *size = LTT_ILP32; |
1505 | else if(sizeInt == 4 && sizeLong == 8 && sizePointer == 8) |
1506 | *size = LTT_LP64; |
1507 | else if(sizeInt == 8 && sizeLong == 8 && sizePointer == 8) |
1508 | *size = LTT_ILP64; |
1509 | else *size = LTT_UNKNOWN; |
1510 | } |
1511 | |
a5dcde2f |
1512 | /* get the node name of the system */ |
1513 | |
1514 | char * ltt_trace_system_description_node_name (LttSystemDescription * s) |
1515 | { |
1516 | return s->node_name; |
1517 | } |
1518 | |
1519 | |
1520 | /* get the domain name of the system */ |
1521 | |
1522 | char * ltt_trace_system_description_domain_name (LttSystemDescription * s) |
1523 | { |
1524 | return s->domain_name; |
1525 | } |
1526 | |
1527 | |
1528 | /* get the description of the system */ |
1529 | |
1530 | char * ltt_trace_system_description_description (LttSystemDescription * s) |
1531 | { |
1532 | return s->description; |
1533 | } |
1534 | |
1535 | |
1536 | /* get the start time of the trace */ |
1537 | |
1538 | LttTime ltt_trace_system_description_trace_start_time(LttSystemDescription *s) |
1539 | { |
1540 | return s->trace_start; |
1541 | } |
1542 | |
18206708 |
1543 | |
1544 | LttTracefile *ltt_tracefile_new() |
1545 | { |
1546 | return g_new(LttTracefile, 1); |
1547 | } |
1548 | |
1549 | void ltt_tracefile_destroy(LttTracefile *tf) |
1550 | { |
1551 | g_free(tf); |
1552 | } |
1553 | |
1554 | void ltt_tracefile_copy(LttTracefile *dest, const LttTracefile *src) |
1555 | { |
1556 | *dest = *src; |
1557 | } |
1558 | |