Commit | Line | Data |
---|---|---|
1fc22eb4 | 1 | /* |
aa15ac1c | 2 | * Copyright (C) 2011-2012 Julien Desfossez |
1fc22eb4 JD |
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 | * | |
71bd7ce1 AM |
13 | * You should have received a copy of the GNU General Public License along |
14 | * with this program; if not, write to the Free Software Foundation, Inc., | |
15 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
1fc22eb4 JD |
16 | */ |
17 | ||
1dec520a | 18 | #include <babeltrace/ctf/events.h> |
1fc22eb4 | 19 | #include <stdlib.h> |
ceb3a221 | 20 | #include <linux/unistd.h> |
1fc22eb4 JD |
21 | #include <string.h> |
22 | #include "common.h" | |
23 | ||
4adc8274 | 24 | uint64_t get_cpu_id(const struct bt_ctf_event *event) |
d67167cd | 25 | { |
3ba84bed | 26 | const struct definition *scope; |
d67167cd JD |
27 | uint64_t cpu_id; |
28 | ||
29 | scope = bt_ctf_get_top_level_scope(event, BT_STREAM_PACKET_CONTEXT); | |
30 | cpu_id = bt_ctf_get_uint64(bt_ctf_get_field(event, scope, "cpu_id")); | |
31 | if (bt_ctf_field_get_error()) { | |
32 | fprintf(stderr, "[error] get cpu_id\n"); | |
33 | return -1ULL; | |
34 | } | |
35 | ||
36 | return cpu_id; | |
37 | } | |
38 | ||
4adc8274 | 39 | uint64_t get_context_tid(const struct bt_ctf_event *event) |
1dec520a | 40 | { |
3ba84bed | 41 | const struct definition *scope; |
1dec520a JD |
42 | uint64_t tid; |
43 | ||
44 | scope = bt_ctf_get_top_level_scope(event, BT_STREAM_EVENT_CONTEXT); | |
45 | tid = bt_ctf_get_int64(bt_ctf_get_field(event, | |
46 | scope, "_tid")); | |
47 | if (bt_ctf_field_get_error()) { | |
48 | fprintf(stderr, "Missing tid context info\n"); | |
49 | return -1ULL; | |
50 | } | |
51 | ||
52 | return tid; | |
53 | } | |
54 | ||
4adc8274 | 55 | uint64_t get_context_pid(const struct bt_ctf_event *event) |
1dec520a | 56 | { |
3ba84bed | 57 | const struct definition *scope; |
1dec520a JD |
58 | uint64_t pid; |
59 | ||
60 | scope = bt_ctf_get_top_level_scope(event, BT_STREAM_EVENT_CONTEXT); | |
61 | pid = bt_ctf_get_int64(bt_ctf_get_field(event, | |
62 | scope, "_pid")); | |
63 | if (bt_ctf_field_get_error()) { | |
64 | fprintf(stderr, "Missing pid context info\n"); | |
65 | return -1ULL; | |
66 | } | |
67 | ||
68 | return pid; | |
69 | } | |
70 | ||
4adc8274 | 71 | uint64_t get_context_ppid(const struct bt_ctf_event *event) |
1dec520a | 72 | { |
3ba84bed | 73 | const struct definition *scope; |
1dec520a JD |
74 | uint64_t ppid; |
75 | ||
76 | scope = bt_ctf_get_top_level_scope(event, BT_STREAM_EVENT_CONTEXT); | |
77 | ppid = bt_ctf_get_int64(bt_ctf_get_field(event, | |
78 | scope, "_ppid")); | |
79 | if (bt_ctf_field_get_error()) { | |
80 | fprintf(stderr, "Missing ppid context info\n"); | |
81 | return -1ULL; | |
82 | } | |
83 | ||
84 | return ppid; | |
85 | } | |
86 | ||
670078c9 JD |
87 | uint64_t get_context_vtid(const struct bt_ctf_event *event) |
88 | { | |
89 | const struct definition *scope; | |
90 | uint64_t vtid; | |
91 | ||
92 | scope = bt_ctf_get_top_level_scope(event, BT_STREAM_EVENT_CONTEXT); | |
93 | vtid = bt_ctf_get_int64(bt_ctf_get_field(event, | |
94 | scope, "_vtid")); | |
95 | if (bt_ctf_field_get_error()) { | |
96 | return -1ULL; | |
97 | } | |
98 | ||
99 | return vtid; | |
100 | } | |
101 | ||
102 | uint64_t get_context_vpid(const struct bt_ctf_event *event) | |
103 | { | |
104 | const struct definition *scope; | |
105 | uint64_t vpid; | |
106 | ||
107 | scope = bt_ctf_get_top_level_scope(event, BT_STREAM_EVENT_CONTEXT); | |
108 | vpid = bt_ctf_get_int64(bt_ctf_get_field(event, | |
109 | scope, "_vpid")); | |
110 | if (bt_ctf_field_get_error()) { | |
111 | return -1ULL; | |
112 | } | |
113 | ||
114 | return vpid; | |
115 | } | |
116 | ||
117 | uint64_t get_context_vppid(const struct bt_ctf_event *event) | |
118 | { | |
119 | const struct definition *scope; | |
120 | uint64_t vppid; | |
121 | ||
122 | scope = bt_ctf_get_top_level_scope(event, BT_STREAM_EVENT_CONTEXT); | |
123 | vppid = bt_ctf_get_int64(bt_ctf_get_field(event, | |
124 | scope, "_vppid")); | |
125 | if (bt_ctf_field_get_error()) { | |
126 | return -1ULL; | |
127 | } | |
128 | ||
129 | return vppid; | |
130 | } | |
131 | ||
4adc8274 | 132 | char *get_context_comm(const struct bt_ctf_event *event) |
1dec520a | 133 | { |
3ba84bed | 134 | const struct definition *scope; |
1dec520a JD |
135 | char *comm; |
136 | ||
137 | scope = bt_ctf_get_top_level_scope(event, BT_STREAM_EVENT_CONTEXT); | |
138 | comm = bt_ctf_get_char_array(bt_ctf_get_field(event, | |
139 | scope, "_procname")); | |
140 | if (bt_ctf_field_get_error()) { | |
141 | fprintf(stderr, "Missing comm context info\n"); | |
142 | return NULL; | |
143 | } | |
144 | ||
145 | return comm; | |
146 | } | |
147 | ||
59288610 MB |
148 | /* |
149 | * To get the parent process, put the pid in the tid field | |
150 | * because the parent process gets pid = tid | |
59288610 | 151 | */ |
1fc22eb4 JD |
152 | struct processtop *find_process_tid(struct lttngtop *ctx, int tid, char *comm) |
153 | { | |
1fc22eb4 JD |
154 | struct processtop *tmp; |
155 | ||
5db6fc65 JD |
156 | tmp = g_hash_table_lookup(ctx->process_hash_table, |
157 | (gconstpointer) (unsigned long) tid); | |
158 | ||
159 | return tmp; | |
1fc22eb4 JD |
160 | } |
161 | ||
162 | struct processtop* add_proc(struct lttngtop *ctx, int tid, char *comm, | |
163 | unsigned long timestamp) | |
164 | { | |
165 | struct processtop *newproc; | |
166 | ||
c941855c JD |
167 | if (opt_pid && tid != opt_pid) |
168 | return NULL; | |
169 | ||
1fc22eb4 JD |
170 | /* if the PID already exists, we just rename the process */ |
171 | /* FIXME : need to integrate with clone/fork/exit to be accurate */ | |
172 | newproc = find_process_tid(ctx, tid, comm); | |
c941855c | 173 | |
1fc22eb4 | 174 | if (!newproc) { |
559c9f86 | 175 | newproc = g_new0(struct processtop, 1); |
1fc22eb4 JD |
176 | newproc->tid = tid; |
177 | newproc->birth = timestamp; | |
178 | newproc->process_files_table = g_ptr_array_new(); | |
ceb3a221 | 179 | newproc->files_history = NULL; |
b093de8a MB |
180 | newproc->totalfileread = 0; |
181 | newproc->totalfilewrite = 0; | |
182 | newproc->fileread = 0; | |
183 | newproc->filewrite = 0; | |
184 | newproc->syscall_info = NULL; | |
59288610 | 185 | newproc->threadparent = NULL; |
1fc22eb4 | 186 | newproc->threads = g_ptr_array_new(); |
85db4618 | 187 | newproc->perf = g_hash_table_new(g_str_hash, g_str_equal); |
1fc22eb4 | 188 | g_ptr_array_add(ctx->process_table, newproc); |
5db6fc65 JD |
189 | g_hash_table_insert(ctx->process_hash_table, |
190 | (gpointer) (unsigned long) tid, newproc); | |
e05a35a6 JD |
191 | |
192 | ctx->nbnewthreads++; | |
193 | ctx->nbthreads++; | |
1fc22eb4 JD |
194 | } |
195 | newproc->comm = strdup(comm); | |
196 | ||
197 | return newproc; | |
198 | } | |
199 | ||
200 | struct processtop* update_proc(struct processtop* proc, int pid, int tid, | |
670078c9 | 201 | int ppid, int vpid, int vtid, int vppid, char *comm) |
1fc22eb4 JD |
202 | { |
203 | if (proc) { | |
204 | proc->pid = pid; | |
205 | proc->tid = tid; | |
206 | proc->ppid = ppid; | |
670078c9 JD |
207 | proc->vpid = vpid; |
208 | proc->vtid = vtid; | |
209 | proc->vppid = vppid; | |
1fc22eb4 JD |
210 | if (strcmp(proc->comm, comm) != 0) { |
211 | free(proc->comm); | |
212 | proc->comm = strdup(comm); | |
213 | } | |
214 | } | |
215 | return proc; | |
216 | } | |
217 | ||
218 | /* | |
219 | * This function just sets the time of death of a process. | |
220 | * When we rotate the cputime we remove it from the process list. | |
221 | */ | |
222 | void death_proc(struct lttngtop *ctx, int tid, char *comm, | |
223 | unsigned long timestamp) | |
224 | { | |
225 | struct processtop *tmp; | |
226 | tmp = find_process_tid(ctx, tid, comm); | |
5db6fc65 JD |
227 | |
228 | g_hash_table_remove(ctx->process_hash_table, | |
229 | (gpointer) (unsigned long) tid); | |
e05a35a6 | 230 | if (tmp && strcmp(tmp->comm, comm) == 0) { |
1fc22eb4 | 231 | tmp->death = timestamp; |
e05a35a6 JD |
232 | ctx->nbdeadthreads++; |
233 | ctx->nbthreads--; | |
234 | } | |
1fc22eb4 JD |
235 | } |
236 | ||
237 | struct processtop* get_proc(struct lttngtop *ctx, int tid, char *comm, | |
238 | unsigned long timestamp) | |
239 | { | |
240 | struct processtop *tmp; | |
241 | tmp = find_process_tid(ctx, tid, comm); | |
242 | if (tmp && strcmp(tmp->comm, comm) == 0) | |
243 | return tmp; | |
244 | return add_proc(ctx, tid, comm, timestamp); | |
245 | } | |
246 | ||
59288610 MB |
247 | struct processtop *get_proc_pid(struct lttngtop *ctx, int tid, int pid, |
248 | unsigned long timestamp) | |
249 | { | |
250 | struct processtop *tmp; | |
251 | tmp = find_process_tid(ctx, tid, NULL); | |
252 | if (tmp && tmp->pid == pid) | |
253 | return tmp; | |
254 | return add_proc(ctx, tid, "Unknown", timestamp); | |
255 | } | |
256 | ||
1fc22eb4 JD |
257 | void add_thread(struct processtop *parent, struct processtop *thread) |
258 | { | |
259 | gint i; | |
260 | struct processtop *tmp; | |
261 | ||
c941855c JD |
262 | if (!parent) |
263 | return; | |
264 | ||
1fc22eb4 JD |
265 | for (i = 0; i < parent->threads->len; i++) { |
266 | tmp = g_ptr_array_index(parent->threads, i); | |
267 | if (tmp == thread) | |
268 | return; | |
269 | } | |
270 | g_ptr_array_add(parent->threads, thread); | |
271 | } | |
272 | ||
273 | struct cputime* add_cpu(int cpu) | |
274 | { | |
275 | struct cputime *newcpu; | |
276 | ||
559c9f86 | 277 | newcpu = g_new0(struct cputime, 1); |
1fc22eb4 JD |
278 | newcpu->id = cpu; |
279 | newcpu->current_task = NULL; | |
85db4618 | 280 | newcpu->perf = g_hash_table_new(g_str_hash, g_str_equal); |
1fc22eb4 JD |
281 | |
282 | g_ptr_array_add(lttngtop.cpu_table, newcpu); | |
283 | ||
284 | return newcpu; | |
285 | } | |
286 | struct cputime* get_cpu(int cpu) | |
287 | { | |
288 | gint i; | |
289 | struct cputime *tmp; | |
290 | ||
291 | for (i = 0; i < lttngtop.cpu_table->len; i++) { | |
292 | tmp = g_ptr_array_index(lttngtop.cpu_table, i); | |
293 | if (tmp->id == cpu) | |
294 | return tmp; | |
295 | } | |
296 | ||
297 | return add_cpu(cpu); | |
298 | } | |
299 | ||
300 | /* | |
301 | * At the end of a sampling period, we need to display the cpu time for each | |
302 | * process and to reset it to zero for the next period | |
303 | */ | |
304 | void rotate_cputime(unsigned long end) | |
305 | { | |
306 | gint i; | |
307 | struct cputime *tmp; | |
308 | unsigned long elapsed; | |
309 | ||
310 | for (i = 0; i < lttngtop.cpu_table->len; i++) { | |
311 | tmp = g_ptr_array_index(lttngtop.cpu_table, i); | |
312 | elapsed = end - tmp->task_start; | |
313 | if (tmp->current_task) { | |
314 | tmp->current_task->totalcpunsec += elapsed; | |
315 | tmp->current_task->threadstotalcpunsec += elapsed; | |
316 | if (tmp->current_task->pid != tmp->current_task->tid && | |
317 | tmp->current_task->threadparent) { | |
318 | tmp->current_task->threadparent->threadstotalcpunsec += elapsed; | |
319 | } | |
320 | } | |
321 | tmp->task_start = end; | |
322 | } | |
323 | } | |
324 | ||
325 | void reset_perf_counter(gpointer key, gpointer value, gpointer user_data) | |
326 | { | |
327 | ((struct perfcounter*) value)->count = 0; | |
328 | } | |
329 | ||
330 | void copy_perf_counter(gpointer key, gpointer value, gpointer new_table) | |
331 | { | |
332 | struct perfcounter *newperf; | |
59288610 | 333 | |
559c9f86 | 334 | newperf = g_new0(struct perfcounter, 1); |
1fc22eb4 JD |
335 | newperf->count = ((struct perfcounter *) value)->count; |
336 | newperf->visible = ((struct perfcounter *) value)->visible; | |
337 | newperf->sort = ((struct perfcounter *) value)->sort; | |
85db4618 | 338 | g_hash_table_insert((GHashTable *) new_table, strdup(key), newperf); |
1fc22eb4 JD |
339 | } |
340 | ||
5db6fc65 JD |
341 | void copy_process_table(gpointer key, gpointer value, gpointer new_table) |
342 | { | |
343 | g_hash_table_insert((GHashTable *) new_table, key, value); | |
344 | } | |
345 | ||
1fc22eb4 JD |
346 | void rotate_perfcounter() { |
347 | int i; | |
348 | struct processtop *tmp; | |
349 | for (i = 0; i < lttngtop.process_table->len; i++) { | |
350 | tmp = g_ptr_array_index(lttngtop.process_table, i); | |
351 | g_hash_table_foreach(tmp->perf, reset_perf_counter, NULL); | |
352 | } | |
353 | } | |
354 | ||
355 | void cleanup_processtop() | |
356 | { | |
b093de8a | 357 | gint i, j; |
1fc22eb4 | 358 | struct processtop *tmp; |
b093de8a | 359 | struct files *tmpf; /* a temporary file */ |
1fc22eb4 JD |
360 | |
361 | for (i = 0; i < lttngtop.process_table->len; i++) { | |
362 | tmp = g_ptr_array_index(lttngtop.process_table, i); | |
363 | tmp->totalcpunsec = 0; | |
364 | tmp->threadstotalcpunsec = 0; | |
b093de8a MB |
365 | tmp->fileread = 0; |
366 | tmp->filewrite = 0; | |
367 | ||
368 | for (j = 0; j < tmp->process_files_table->len; j++) { | |
369 | tmpf = g_ptr_array_index(tmp->process_files_table, j); | |
370 | if (tmpf != NULL) { | |
371 | tmpf->read = 0; | |
372 | tmpf->write = 0; | |
ceb3a221 MB |
373 | |
374 | if (tmpf->flag == __NR_close) | |
375 | g_ptr_array_index( | |
376 | tmp->process_files_table, j | |
377 | ) = NULL; | |
b093de8a MB |
378 | } |
379 | } | |
1fc22eb4 JD |
380 | } |
381 | } | |
382 | ||
e05a35a6 JD |
383 | void reset_global_counters() |
384 | { | |
385 | lttngtop.nbnewproc = 0; | |
386 | lttngtop.nbdeadproc = 0; | |
387 | lttngtop.nbnewthreads = 0; | |
388 | lttngtop.nbdeadthreads = 0; | |
389 | lttngtop.nbnewfiles = 0; | |
390 | lttngtop.nbclosedfiles = 0; | |
391 | } | |
392 | ||
393 | void copy_global_counters(struct lttngtop *dst) | |
394 | { | |
395 | dst->nbproc = lttngtop.nbproc; | |
396 | dst->nbnewproc = lttngtop.nbnewproc; | |
397 | dst->nbdeadproc = lttngtop.nbdeadproc; | |
398 | dst->nbthreads = lttngtop.nbthreads; | |
399 | dst->nbnewthreads = lttngtop.nbnewthreads; | |
400 | dst->nbdeadthreads = lttngtop.nbdeadthreads; | |
401 | dst->nbfiles = lttngtop.nbfiles; | |
402 | dst->nbnewfiles = lttngtop.nbnewfiles; | |
403 | dst->nbclosedfiles = lttngtop.nbclosedfiles; | |
404 | reset_global_counters(); | |
405 | } | |
406 | ||
1fc22eb4 JD |
407 | struct lttngtop* get_copy_lttngtop(unsigned long start, unsigned long end) |
408 | { | |
409 | gint i, j; | |
410 | unsigned long time; | |
411 | struct lttngtop *dst; | |
412 | struct processtop *tmp, *tmp2, *new; | |
413 | struct cputime *tmpcpu, *newcpu; | |
414 | struct files *tmpfile, *newfile; | |
415 | ||
559c9f86 | 416 | dst = g_new0(struct lttngtop, 1); |
1fc22eb4 JD |
417 | dst->start = start; |
418 | dst->end = end; | |
e05a35a6 | 419 | copy_global_counters(dst); |
1fc22eb4 JD |
420 | dst->process_table = g_ptr_array_new(); |
421 | dst->files_table = g_ptr_array_new(); | |
422 | dst->cpu_table = g_ptr_array_new(); | |
5db6fc65 JD |
423 | dst->process_hash_table = g_hash_table_new(g_direct_hash, g_direct_equal); |
424 | g_hash_table_foreach(lttngtop.process_hash_table, copy_process_table, | |
425 | dst->process_hash_table); | |
1fc22eb4 JD |
426 | |
427 | rotate_cputime(end); | |
428 | ||
1fc22eb4 JD |
429 | for (i = 0; i < lttngtop.process_table->len; i++) { |
430 | tmp = g_ptr_array_index(lttngtop.process_table, i); | |
559c9f86 | 431 | new = g_new0(struct processtop, 1); |
1fc22eb4 JD |
432 | |
433 | memcpy(new, tmp, sizeof(struct processtop)); | |
434 | new->threads = g_ptr_array_new(); | |
435 | new->comm = strdup(tmp->comm); | |
436 | new->process_files_table = g_ptr_array_new(); | |
ceb3a221 | 437 | new->files_history = tmp->files_history; |
85db4618 | 438 | new->perf = g_hash_table_new(g_str_hash, g_str_equal); |
1fc22eb4 JD |
439 | g_hash_table_foreach(tmp->perf, copy_perf_counter, new->perf); |
440 | ||
1fc22eb4 | 441 | /* compute the stream speed */ |
85db4618 JD |
442 | if (end - start != 0) { |
443 | time = (end - start) / NSEC_PER_SEC; | |
b093de8a MB |
444 | new->fileread = new->fileread/(time); |
445 | new->filewrite = new->filewrite/(time); | |
1fc22eb4 JD |
446 | } |
447 | ||
448 | for (j = 0; j < tmp->process_files_table->len; j++) { | |
449 | tmpfile = g_ptr_array_index(tmp->process_files_table, j); | |
1fc22eb4 | 450 | |
b093de8a MB |
451 | newfile = malloc(sizeof(struct files)); |
452 | ||
453 | if (tmpfile != NULL) { | |
454 | memcpy(newfile, tmpfile, sizeof(struct files)); | |
455 | newfile->name = strdup(tmpfile->name); | |
456 | newfile->ref = new; | |
457 | g_ptr_array_add(new->process_files_table, | |
458 | newfile); | |
459 | g_ptr_array_add(dst->files_table, newfile); | |
460 | } else { | |
461 | g_ptr_array_add(new->process_files_table, NULL); | |
462 | g_ptr_array_add(dst->files_table, NULL); | |
463 | } | |
1fc22eb4 JD |
464 | /* |
465 | * if the process died during the last period, we remove all | |
466 | * files associated with if after the copy | |
467 | */ | |
468 | if (tmp->death > 0 && tmp->death < end) { | |
e05a35a6 | 469 | /* FIXME : close the files before */ |
1fc22eb4 | 470 | g_ptr_array_remove(tmp->process_files_table, tmpfile); |
559c9f86 | 471 | g_free(tmpfile); |
1fc22eb4 JD |
472 | } |
473 | } | |
474 | g_ptr_array_add(dst->process_table, new); | |
475 | ||
476 | /* | |
477 | * if the process died during the last period, we remove it from | |
478 | * the current process list after the copy | |
479 | */ | |
480 | if (tmp->death > 0 && tmp->death < end) { | |
481 | g_ptr_array_remove(lttngtop.process_table, tmp); | |
85db4618 | 482 | /* FIXME : TRUE does not mean clears the object in it */ |
1fc22eb4 JD |
483 | g_ptr_array_free(tmp->threads, TRUE); |
484 | free(tmp->comm); | |
485 | g_ptr_array_free(tmp->process_files_table, TRUE); | |
85db4618 | 486 | /* FIXME : clear elements */ |
1fc22eb4 | 487 | g_hash_table_destroy(tmp->perf); |
559c9f86 | 488 | g_free(tmp); |
1fc22eb4 JD |
489 | } |
490 | } | |
491 | rotate_perfcounter(); | |
492 | ||
493 | for (i = 0; i < lttngtop.cpu_table->len; i++) { | |
494 | tmpcpu = g_ptr_array_index(lttngtop.cpu_table, i); | |
559c9f86 | 495 | newcpu = g_new0(struct cputime, 1); |
1fc22eb4 | 496 | memcpy(newcpu, tmpcpu, sizeof(struct cputime)); |
85db4618 | 497 | newcpu->perf = g_hash_table_new(g_str_hash, g_str_equal); |
1fc22eb4 JD |
498 | g_hash_table_foreach(tmpcpu->perf, copy_perf_counter, newcpu->perf); |
499 | /* | |
500 | * note : we don't care about the current process pointer in the copy | |
501 | * so the reference is invalid after the memcpy | |
502 | */ | |
503 | g_ptr_array_add(dst->cpu_table, newcpu); | |
504 | } | |
85db4618 | 505 | /* FIXME : better algo */ |
1fc22eb4 JD |
506 | /* create the threads index if required */ |
507 | for (i = 0; i < dst->process_table->len; i++) { | |
508 | tmp = g_ptr_array_index(dst->process_table, i); | |
509 | if (tmp->pid == tmp->tid) { | |
510 | for (j = 0; j < dst->process_table->len; j++) { | |
511 | tmp2 = g_ptr_array_index(dst->process_table, j); | |
512 | if (tmp2->pid == tmp->pid) { | |
513 | tmp2->threadparent = tmp; | |
514 | g_ptr_array_add(tmp->threads, tmp2); | |
515 | } | |
516 | } | |
517 | } | |
518 | } | |
519 | ||
520 | // update_global_stats(dst); | |
521 | cleanup_processtop(); | |
522 | ||
523 | return dst; | |
524 | } | |
525 | ||
928f18a6 MB |
526 | |
527 | enum bt_cb_ret handle_statedump_process_state(struct bt_ctf_event *call_data, | |
528 | void *private_data) | |
529 | { | |
530 | const struct definition *scope; | |
531 | struct processtop *proc; | |
532 | unsigned long timestamp; | |
bc3ddbd5 | 533 | int64_t pid, tid, ppid, vtid, vpid, vppid; |
928f18a6 MB |
534 | char *procname; |
535 | ||
67a84e40 | 536 | timestamp = bt_ctf_get_timestamp(call_data); |
928f18a6 MB |
537 | if (timestamp == -1ULL) |
538 | goto error; | |
539 | ||
540 | scope = bt_ctf_get_top_level_scope(call_data, | |
541 | BT_EVENT_FIELDS); | |
542 | pid = bt_ctf_get_int64(bt_ctf_get_field(call_data, | |
543 | scope, "_pid")); | |
544 | if (bt_ctf_field_get_error()) { | |
545 | fprintf(stderr, "Missing pid context info\n"); | |
546 | goto error; | |
547 | } | |
bc3ddbd5 JD |
548 | ppid = bt_ctf_get_int64(bt_ctf_get_field(call_data, |
549 | scope, "_ppid")); | |
550 | if (bt_ctf_field_get_error()) { | |
d29713bc | 551 | fprintf(stderr, "Missing ppid context info\n"); |
bc3ddbd5 JD |
552 | goto error; |
553 | } | |
928f18a6 MB |
554 | tid = bt_ctf_get_int64(bt_ctf_get_field(call_data, |
555 | scope, "_tid")); | |
556 | if (bt_ctf_field_get_error()) { | |
557 | fprintf(stderr, "Missing tid context info\n"); | |
558 | goto error; | |
559 | } | |
bc3ddbd5 JD |
560 | vtid = bt_ctf_get_int64(bt_ctf_get_field(call_data, |
561 | scope, "_vtid")); | |
562 | if (bt_ctf_field_get_error()) { | |
563 | fprintf(stderr, "Missing vtid context info\n"); | |
564 | goto error; | |
565 | } | |
566 | vpid = bt_ctf_get_int64(bt_ctf_get_field(call_data, | |
567 | scope, "_vpid")); | |
568 | if (bt_ctf_field_get_error()) { | |
d29713bc | 569 | fprintf(stderr, "Missing vpid context info\n"); |
bc3ddbd5 JD |
570 | goto error; |
571 | } | |
572 | vppid = bt_ctf_get_int64(bt_ctf_get_field(call_data, | |
573 | scope, "_vppid")); | |
574 | if (bt_ctf_field_get_error()) { | |
d29713bc | 575 | fprintf(stderr, "Missing vppid context info\n"); |
bc3ddbd5 JD |
576 | goto error; |
577 | } | |
578 | ||
928f18a6 MB |
579 | scope = bt_ctf_get_top_level_scope(call_data, |
580 | BT_EVENT_FIELDS); | |
581 | procname = bt_ctf_get_char_array(bt_ctf_get_field(call_data, | |
582 | scope, "_name")); | |
583 | if (bt_ctf_field_get_error()) { | |
584 | fprintf(stderr, "Missing process name context info\n"); | |
585 | goto error; | |
586 | } | |
587 | ||
588 | proc = find_process_tid(<tngtop, tid, procname); | |
589 | if (proc == NULL) | |
590 | proc = add_proc(<tngtop, tid, procname, timestamp); | |
bc3ddbd5 | 591 | update_proc(proc, pid, tid, ppid, vpid, vtid, vppid, procname); |
928f18a6 | 592 | |
c941855c JD |
593 | if (proc) { |
594 | free(proc->comm); | |
595 | proc->comm = strdup(procname); | |
596 | proc->pid = pid; | |
597 | } | |
928f18a6 | 598 | |
928f18a6 MB |
599 | return BT_CB_OK; |
600 | ||
601 | error: | |
602 | return BT_CB_ERROR_STOP; | |
603 | } | |
dbb34d88 JD |
604 | |
605 | struct tm format_timestamp(uint64_t timestamp) | |
606 | { | |
607 | struct tm tm; | |
608 | uint64_t ts_sec = 0, ts_nsec; | |
609 | time_t time_s; | |
610 | ||
611 | ts_nsec = timestamp; | |
612 | ts_sec += ts_nsec / NSEC_PER_SEC; | |
613 | ts_nsec = ts_nsec % NSEC_PER_SEC; | |
614 | ||
615 | time_s = (time_t) ts_sec; | |
616 | ||
617 | localtime_r(&time_s, &tm); | |
618 | ||
619 | return tm; | |
620 | } |