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1 | |
2 | #include <lttv/state.h> |
3 | |
ffd54a90 |
4 | LttvInterruptType |
5 | LTTV_STATE_USER_MODE, |
6 | LTTV_STATE_SYSCALL, |
7 | LTTV_STATE_TRAP, |
8 | LTTV_STATE_IRQ; |
9 | |
10 | |
11 | LttvProcessStatus |
12 | LTTV_STATE_UNNAMED, |
13 | LTTV_STATE_WAIT_FORK, |
14 | LTTV_STATE_WAIT_CPU, |
15 | LTTV_STATE_EXIT, |
16 | LTTV_STATE_WAIT, |
17 | LTTV_STATE_RUN; |
18 | |
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19 | |
20 | static void |
21 | init(LttvTracesetState *self, LttvTraceset *ts) |
22 | { |
23 | guint i, j, nb_trace, nb_tracefile; |
24 | |
ffd54a90 |
25 | LttvTraceContext *tc; |
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26 | |
ffd54a90 |
27 | LttvTraceState *tcs; |
28 | |
29 | LttvTracefileContext *tfc; |
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30 | |
ffd54a90 |
31 | LttvTracefileState *tfcs; |
32 | |
33 | LTTV_TRACESET_CONTEXT_CLASS(g_type_class_peek_parent(LTTV_TRACESET_STATE_GET_CLASS(self)))->init((LttvTracesetContext *)self, ts); |
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34 | |
35 | nb_trace = lttv_traceset_number(ts); |
36 | for(i = 0 ; i < nb_trace ; i++) { |
ffd54a90 |
37 | tcs = (LttvTraceState *)tc = (LTTV_TRACESET_CONTEXT(self)->traces[i]); |
38 | tcs->processes = g_hash_table_new(g_direct_hash, g_direct_equal); |
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39 | |
40 | nb_tracefile = ltt_trace_control_tracefile_number(tc->t); |
41 | for(j = 0 ; j < nb_tracefile ; j++) { |
ffd54a90 |
42 | tfcs = (LttvTracefileState *)tfc = tc->control_tracefiles[j]; |
43 | tfcs->process = NULL; |
dc877563 |
44 | } |
45 | |
46 | nb_tracefile = ltt_trace_per_cpu_tracefile_number(tc->t); |
47 | for(j = 0 ; j < nb_tracefile ; j++) { |
ffd54a90 |
48 | tfcs = (LttvTracefileState *)tfc = tc->per_cpu_tracefiles[j]; |
49 | tfcs->process = NULL; |
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50 | } |
51 | } |
52 | } |
53 | |
54 | |
55 | static void |
56 | fini(LttvTracesetState *self) |
57 | { |
58 | guint i, j, nb_trace, nb_tracefile; |
59 | |
ffd54a90 |
60 | LttvTraceState *tcs; |
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61 | |
ffd54a90 |
62 | LttvTracefileState *tfcs; |
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63 | |
ffd54a90 |
64 | nb_trace = lttv_traceset_number(LTTV_TRACESET_CONTEXT(self)->ts); |
dc877563 |
65 | for(i = 0 ; i < nb_trace ; i++) { |
ffd54a90 |
66 | tcs = (LttvTraceState *)(LTTV_TRACESET_CONTEXT(self)->traces[i]); |
67 | remove_all_processes(tcs->processes); |
68 | g_hash_table_destroy(tcs->processes); |
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69 | } |
ffd54a90 |
70 | LTTV_TRACESET_CONTEXT_CLASS(g_type_class_peek_parent(LTTV_TRACESET_STATE_GET_CLASS(self)))->fini((LttvTracesetContext *)self); |
dc877563 |
71 | } |
72 | |
73 | |
74 | LttvTracesetContext * |
75 | new_traceset_context(LttvTracesetContext *self) |
76 | { |
ffd54a90 |
77 | return LTTV_TRACESET_CONTEXT(g_object_new(LTTV_TRACESET_STATE_TYPE, NULL)); |
dc877563 |
78 | } |
79 | |
80 | |
81 | LttvTraceContext * |
82 | new_trace_context(LttvTracesetContext *self) |
83 | { |
ffd54a90 |
84 | return LTTV_TRACE_CONTEXT(g_object_new(LTTV_TRACE_STATE_TYPE, NULL)); |
dc877563 |
85 | } |
86 | |
87 | |
88 | LttvTracefileContext * |
89 | new_tracefile_context(LttvTracesetContext *self) |
90 | { |
ffd54a90 |
91 | return LTTV_TRACEFILE_CONTEXT(g_object_new(LTTV_TRACEFILE_STATE_TYPE, NULL)); |
92 | } |
93 | |
94 | |
95 | static void |
96 | traceset_state_instance_init (GTypeInstance *instance, gpointer g_class) |
97 | { |
98 | } |
99 | |
100 | |
101 | static void |
102 | traceset_state_finalize (LttvTracesetContext *self) |
103 | { |
104 | G_OBJECT_CLASS(g_type_class_peek_parent(LTTV_TRACESET_STATE_GET_CLASS(self)))->finalize(G_OBJECT(self)); |
105 | } |
106 | |
107 | |
108 | static void |
109 | traceset_state_class_init (LttvTracesetContextClass *klass) |
110 | { |
111 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
112 | |
113 | gobject_class->finalize = (void (*)(GObject *self)) traceset_state_finalize; |
114 | klass->init = (void (*)(LttvTracesetContext *self, LttvTraceset *ts))init; |
115 | klass->fini = (void (*)(LttvTracesetContext *self))fini; |
116 | klass->new_traceset_context = new_traceset_context; |
117 | klass->new_trace_context = new_trace_context; |
118 | klass->new_tracefile_context = new_tracefile_context; |
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119 | } |
120 | |
121 | |
122 | GType |
123 | lttv_traceset_state_get_type(void) |
124 | { |
125 | static GType type = 0; |
126 | if (type == 0) { |
127 | static const GTypeInfo info = { |
128 | sizeof (LttvTracesetStateClass), |
129 | NULL, /* base_init */ |
130 | NULL, /* base_finalize */ |
ffd54a90 |
131 | (GClassInitFunc) traceset_state_class_init, /* class_init */ |
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132 | NULL, /* class_finalize */ |
133 | NULL, /* class_data */ |
134 | sizeof (LttvTracesetContext), |
135 | 0, /* n_preallocs */ |
ffd54a90 |
136 | (GInstanceInitFunc) traceset_state_instance_init /* instance_init */ |
dc877563 |
137 | }; |
138 | |
139 | type = g_type_register_static (LTTV_TRACESET_CONTEXT_TYPE, "LttvTracesetStateType", |
140 | &info, 0); |
141 | } |
142 | return type; |
143 | } |
144 | |
145 | |
146 | static void |
ffd54a90 |
147 | trace_state_instance_init (GTypeInstance *instance, gpointer g_class) |
dc877563 |
148 | { |
149 | } |
150 | |
151 | |
152 | static void |
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153 | trace_state_finalize (LttvTraceContext *self) |
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154 | { |
ffd54a90 |
155 | G_OBJECT_CLASS(g_type_class_peek_parent(LTTV_TRACE_STATE_GET_CLASS(self)))->finalize(G_OBJECT(self)); |
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156 | } |
157 | |
158 | |
159 | static void |
ffd54a90 |
160 | trace_state_class_init (LttvTraceContextClass *klass) |
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161 | { |
162 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
163 | |
ffd54a90 |
164 | gobject_class->finalize = (void (*)(GObject *self)) trace_state_finalize; |
dc877563 |
165 | } |
166 | |
167 | |
168 | GType |
169 | lttv_trace_state_get_type(void) |
170 | { |
171 | static GType type = 0; |
172 | if (type == 0) { |
173 | static const GTypeInfo info = { |
174 | sizeof (LttvTraceStateClass), |
175 | NULL, /* base_init */ |
176 | NULL, /* base_finalize */ |
ffd54a90 |
177 | (GClassInitFunc) trace_state_class_init, /* class_init */ |
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178 | NULL, /* class_finalize */ |
179 | NULL, /* class_data */ |
180 | sizeof (LttvTracesetState), |
181 | 0, /* n_preallocs */ |
ffd54a90 |
182 | (GInstanceInitFunc) trace_state_instance_init /* instance_init */ |
dc877563 |
183 | }; |
184 | |
185 | type = g_type_register_static (LTTV_TRACE_CONTEXT_TYPE, |
186 | "LttvTraceStateType", &info, 0); |
187 | } |
188 | return type; |
189 | } |
190 | |
191 | |
192 | static void |
ffd54a90 |
193 | tracefile_state_instance_init (GTypeInstance *instance, gpointer g_class) |
dc877563 |
194 | { |
195 | } |
196 | |
197 | |
198 | static void |
ffd54a90 |
199 | tracefile_state_finalize (LttvTracefileState *self) |
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200 | { |
ffd54a90 |
201 | G_OBJECT_CLASS(g_type_class_peek_parent(LTTV_TRACEFILE_STATE_GET_CLASS(self)))->finalize(G_OBJECT(self)); |
dc877563 |
202 | } |
203 | |
204 | |
205 | static void |
ffd54a90 |
206 | tracefile_state_class_init (LttvTracefileStateClass *klass) |
dc877563 |
207 | { |
208 | GObjectClass *gobject_class = G_OBJECT_CLASS(klass); |
209 | |
ffd54a90 |
210 | gobject_class->finalize = (void (*)(GObject *self)) tracefile_state_finalize; |
dc877563 |
211 | } |
212 | |
213 | |
214 | GType |
215 | lttv_tracefile_state_get_type(void) |
216 | { |
217 | static GType type = 0; |
218 | if (type == 0) { |
219 | static const GTypeInfo info = { |
220 | sizeof (LttvTracefileStateClass), |
221 | NULL, /* base_init */ |
222 | NULL, /* base_finalize */ |
ffd54a90 |
223 | (GClassInitFunc) tracefile_state_class_init, /* class_init */ |
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224 | NULL, /* class_finalize */ |
225 | NULL, /* class_data */ |
226 | sizeof (LttvTracefileState), |
227 | 0, /* n_preallocs */ |
ffd54a90 |
228 | (GInstanceInitFunc) tracefile_state_instance_init /* instance_init */ |
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229 | }; |
230 | |
231 | type = g_type_register_static (LTTV_TRACEFILE_CONTEXT_TYPE, |
232 | "LttvTracefileStateType", &info, 0); |
233 | } |
234 | return type; |
235 | } |
236 | |
237 | |
dc877563 |
238 | struct HookData { |
239 | LttField *f1; |
240 | LttField *f2; |
241 | LttField *f3; |
ffd54a90 |
242 | }; |
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243 | |
244 | |
245 | struct HookId { |
246 | LttvHook h; |
247 | guint id; |
248 | void *hook_data; |
249 | gboolean free_hook_data; |
ffd54a90 |
250 | }; |
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251 | |
252 | |
ffd54a90 |
253 | static void push_state(LttvTracefileState *tfs, LttvInterruptType t, |
254 | guint state_id) |
dc877563 |
255 | { |
ffd54a90 |
256 | LttvInterruptState *intr; |
dc877563 |
257 | |
258 | LttvProcessState *process = tfs->process; |
259 | |
260 | guint depth = process->interrupt_stack->len; |
261 | |
262 | g_array_set_size(process->interrupt_stack, depth + 1); |
263 | intr = &g_array_index(process->interrupt_stack, LttvInterruptState, depth); |
264 | intr->t = t; |
265 | intr->n = state_id; |
ffd54a90 |
266 | intr->entry = intr->last_change = LTTV_TRACEFILE_CONTEXT(tfs)->timestamp; |
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267 | intr->s = process->state->s; |
268 | } |
269 | |
270 | |
ffd54a90 |
271 | static void pop_state(LttvTracefileState *tfs, LttvInterruptType t) |
dc877563 |
272 | { |
273 | LttvProcessState *process = tfs->process; |
274 | |
275 | guint depth = process->interrupt_stack->len - 1; |
276 | |
277 | g_assert(process->state->t == t); |
278 | g_array_remove_index(process->interrupt_stack, depth); |
279 | depth--; |
280 | process->state = &g_array_index(process->interrupt_stack, LttvInterruptState, |
281 | depth); |
282 | } |
283 | |
284 | |
ffd54a90 |
285 | LttvProcessState *create_process(LttvTracefileState *tfs, |
286 | LttvProcessState *parent, guint pid) |
dc877563 |
287 | { |
288 | LttvProcessState *process = g_new(LttvProcessState, 1); |
289 | |
290 | LttvInterruptState *intr; |
291 | |
ffd54a90 |
292 | LttvTraceContext *tc; |
293 | |
294 | LttvTraceContext *tcs; |
295 | |
296 | tcs = (LttvTraceState *)tc = LTTV_TRACEFILE_CONTEXT(tfs)->ts; |
297 | |
298 | g_hash_table_insert(tcs->processes, GUINT_TO_POINTER(pid), process); |
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299 | process->pid = pid; |
ffd54a90 |
300 | process->birth = tfs->timestamp; |
dc877563 |
301 | process->name = LTTV_STATE_UNNAMED; |
302 | process->interrupt_stack = g_array_new(FALSE, FALSE, |
303 | sizeof(LttvInterruptState)); |
304 | g_array_set_size(process->interrupt_stack, 1); |
ffd54a90 |
305 | intr = process->state = &g_array_index(process->interrupt_stack, |
306 | LttvInterruptState, 0); |
dc877563 |
307 | intr->t = LTTV_STATE_USER_MODE |
308 | intr->n = 0; |
ffd54a90 |
309 | intr->entry = tfs->timestamp; |
310 | intr->last_change = tfs->timestamp; |
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311 | intr->s = LTTV_STATE_WAIT_FORK; |
312 | } |
313 | |
314 | |
315 | LttvProcessState *find_process(LttvTraceState *tfs, guint pid) |
316 | { |
317 | LttvProcessState *process = g_hash_table_lookup(tfs->processes, pid); |
318 | if(process == NULL) process = create_process(tfs, NULL, pid); |
319 | return process; |
320 | } |
321 | |
322 | |
323 | void exit_process(LttvTraceState *ts, LttvProcessState *process) |
324 | { |
325 | g_hash_table_remove(tfs-ts->processes, process->pid); |
326 | g_array_free(process->interrupt_stack, TRUE); |
327 | g_free(process); |
328 | } |
329 | |
330 | |
331 | void free_process_state(gpointer key, gpointer value, gpointer user_data) |
332 | { |
333 | g_array_free(((LttvProcessState *)value)->interrupt_stack, TRUE); |
334 | g_free(value); |
335 | } |
336 | |
337 | |
338 | void remove_all_processes(GHashTable *processes) |
339 | { |
340 | g_hash_table_foreach(processes, free_process_state, NULL); |
341 | } |
342 | |
343 | |
344 | gboolean syscall_entry(void *hook_data, void *call_data) |
345 | { |
346 | LttField *f = (LttField *)hook_data; |
347 | |
348 | struct LttvTracefileState *s = (LttvTraceFileState *)call_data; |
349 | |
ffd54a90 |
350 | push_state(s, LTTV_STATE_SYSCALL, ltt_event_get_unsigned(s->e, f)); |
dc877563 |
351 | return FALSE; |
352 | } |
353 | |
354 | |
355 | gboolean syscall_exit(void *hook_data, void *call_data) |
356 | { |
357 | struct LttvTracefileState *s = (LttvTraceFileState *)call_data; |
358 | |
ffd54a90 |
359 | pop_state(s, LTTV_STATE_SYSCALL); |
dc877563 |
360 | return FALSE; |
361 | } |
362 | |
363 | |
364 | gboolean trap_entry(void *hook_data, void *call_data) |
365 | { |
366 | LttField *f = (LttField *)hook_data; |
367 | |
368 | struct LttvTracefileState *s = (LttvTraceFileState *)call_data; |
369 | |
ffd54a90 |
370 | push_state(s, LTTV_STATE_TRAP, ltt_event_get_unsigned(s->e, f)); |
dc877563 |
371 | return FALSE; |
372 | } |
373 | |
374 | |
375 | gboolean trap_exit(void *hook_data, void *call_data) |
376 | { |
377 | struct LttvTracefileState *s = (LttvTraceFileState *)call_data; |
378 | |
ffd54a90 |
379 | pop_state(s, LTTV_STATE_TRAP); |
dc877563 |
380 | return FALSE; |
381 | } |
382 | |
383 | |
384 | gboolean irq_entry(void *hook_data, void *call_data) |
385 | { |
386 | LttField *f = (LttField *)hook_data; |
387 | |
388 | struct LttvTracefileState *s = (LttvTraceFileState *)call_data; |
389 | |
390 | /* Do something with the info about being in user or system mode when int? */ |
ffd54a90 |
391 | push_state(s, LTTV_STATE_IRQ, ltt_event_get_unsigned(s->e, f)); |
dc877563 |
392 | return FALSE; |
393 | } |
394 | |
395 | |
396 | gboolean irq_exit(void *hook_data, void *call_data) |
397 | { |
398 | struct LttvTracefileState *s = (LttvTraceFileState *)call_data; |
399 | |
ffd54a90 |
400 | pop_state(s, LTTV_STATE_IRQ); |
dc877563 |
401 | return FALSE; |
402 | } |
403 | |
404 | |
405 | gboolean schedchange(void *hook_data, void *call_data) |
406 | { |
407 | struct HookData *h = (struct HookData *)hook_data; |
408 | |
409 | struct LttvTracefileState *s = (LttvTraceFileState *)call_data; |
410 | |
411 | guint pid_in, pid_out, state_out; |
412 | |
413 | pid_in = ltt_event_get_int(s->e, h->f1); |
414 | pid_out = ltt_event_get_int(s->e, h->f2); |
415 | state_out = ltt_event_get_int(s->e, h->f3); |
416 | if(s->process != NULL) { |
ffd54a90 |
417 | if(state_out == 0) s->process->state->s = LTTV_STATE_WAIT_CPU; |
418 | else if(s->process->state->s == LTTV_STATE_EXIT) |
dc877563 |
419 | exit_process(s->tc, s->process); |
ffd54a90 |
420 | else s->process->state->s = LTTV_STATE_WAIT; |
dc877563 |
421 | } |
422 | s->process = find_process(s->tc, pid_in); |
ffd54a90 |
423 | s->process->state->s = LTTV_STATE_RUN; |
dc877563 |
424 | return FALSE; |
425 | } |
426 | |
427 | |
428 | gboolean process_fork(void *hook_data, void *call_data) |
429 | { |
430 | LttField *f = (LttField *)hook_data; |
431 | |
432 | struct LttvTracefileState *s = (LttvTraceFileState *)call_data; |
433 | |
434 | guint child_pid; |
435 | |
436 | child_pid = ltt_event_get_int(s->e, f); |
437 | create_process(s->tc, s->process, child_pid); |
438 | return FALSE; |
439 | } |
440 | |
441 | |
442 | gboolean process_exit(void *hook_data, void *call_data) |
443 | { |
444 | struct LttvTracefileState *s = (LttvTraceFileState *)call_data; |
445 | |
446 | if(s->process != NULL) { |
ffd54a90 |
447 | s->process->state->s = LTTV_STATE_EXIT; |
dc877563 |
448 | } |
449 | return FALSE; |
450 | } |
451 | |
452 | |
453 | static LttField * |
454 | find_field(LttEventType *et, const char *field) |
455 | { |
456 | LttType *t; |
457 | |
458 | LttField *f; |
459 | |
460 | guint i, nb; |
461 | |
462 | char *name; |
463 | |
464 | if(field == NULL) return NULL; |
465 | |
466 | f = ltt_eventtype_field(et); |
467 | t = ltt_eventtype_type(et); |
468 | g_assert(ltt_type_class(t) == LTT_STRUCT); |
469 | nb = ltt_type_member_number(t); |
470 | for(i = 0 ; i < nb ; i++) { |
471 | ltt_type_member_type(t, i, &name); |
472 | if(strcmp(name, field) == 0) break; |
473 | } |
474 | g_assert(i < nb); |
475 | return ltt_field_member(f, i); |
476 | } |
477 | |
478 | |
479 | static HookId |
480 | find_hook(LttTrace *t, const char *facility, const char *event, |
481 | const char *field1, *field2, *field3, LttHook h) |
482 | { |
483 | LttFacility *f; |
484 | |
485 | LttEventType *et; |
486 | |
487 | guint nb, pos, i; |
488 | |
489 | struct HookId hook_id; |
490 | |
491 | struct HookData hook_data, *phook_data; |
492 | |
493 | char *name; |
494 | |
495 | nb = ltt_trace_facility_find(t, facility, &pos); |
496 | if(nb < 1) g_error("No %s facility", facility); |
497 | f = ltt_facility_get(t, pos); |
498 | et = ltt_facility_get_by_name(f, event); |
499 | if(et == NULL) g_error("Event %s does not exist", event); |
500 | |
501 | hook_id.id = ltt_eventtype_id(et); |
502 | hook_id.h = h; |
503 | hook_id.free_hook_data = FALSE; |
504 | hook_data.f1 = find_field(et, field1); |
505 | hook_data.f2 = find_field(et, field2); |
506 | hook_data.f3 = find_field(et, field3); |
507 | if(hook_data->f1 == NULL) hook_id->hook_data = NULL; |
508 | else if(hook_data->f2 == NULL) hook_id->hook_data = hook_data->f1; |
509 | else { |
510 | phook_data = g_new(struct HookData, 1); |
511 | *phook_data = hook_data; |
512 | hook_id.hook_data = phook_data; |
513 | hook_id.free_hook_data = TRUE; |
514 | } |
515 | return hook_id; |
516 | } |
517 | |
518 | |
519 | lttv_state_add_event_hooks(LttvTracesetState *self) |
520 | { |
521 | LttvTraceset *ts = self->ts; |
522 | |
523 | guint i, j, nb_trace, nb_control, nb_per_cpu, nb_tracefile; |
524 | |
525 | LttFacility *f; |
526 | |
527 | LttEventType *et; |
528 | |
529 | LttvTraceState *tc; |
530 | |
531 | LttvTracefileState *tfc; |
532 | |
533 | void *hook_data; |
534 | |
535 | GArray *hooks; |
536 | |
537 | struct HookId hook_id; |
538 | |
539 | LttvAttributeValue val; |
540 | |
541 | nb_trace = lttv_traceset_number(ts); |
542 | for(i = 0 ; i < nb_trace ; i++) { |
543 | tc = (LttvTraceState *)self->traces[i]; |
544 | |
545 | /* Find the eventtype id for the following events and register the |
546 | associated by id hooks. */ |
547 | |
548 | hooks = g_array_new(FALSE, FALSE, struct HookId); |
549 | g_array_add(hooks, find_hook(tc->t, "core","syscall_entry", "syscall_id", |
550 | NULL, NULL, syscall_entry)); |
551 | g_array_add(hooks, find_hook(tc->t, "core", "syscall_exit", NULL, NULL, |
552 | NULL, syscall_exit)); |
553 | g_array_add(hooks, find_hook(tc->t, "core", "trap_entry", "trap_id", |
554 | NULL, trap_entry)); |
555 | g_array_add(hooks, find_hook(tc->t, "core", "trap_exit", NULL, NULL, |
556 | NULL, trap_exit)); |
557 | g_array_add(hooks, find_hook(tc->t, "core", "irq_entry", "irq_id", |
558 | NULL, irq_entry)); |
559 | g_array_add(hooks, find_hook(tc->t, "core", "irq_exit", NULL, NULL, |
560 | NULL, irq_exit)); |
561 | g_array_add(hooks, find_hook(tc->t, "core", "schedchange", "in", "out", |
562 | "out_state", schedchange)); |
563 | g_array_add(hooks, find_hook(tc->t, "core", "process_fork", "child_pid", |
564 | NULL, NULL, process_fork)); |
565 | g_array_add(hooks, find_hook(tc->t, "core", "process_exit", NULL, NULL, |
566 | NULL, process_exit)); |
567 | |
568 | /* Add these hooks to each before_event_by_id hooks list */ |
569 | |
570 | nb_control = ltt_trace_control_tracefile_number(tc->t); |
571 | nb_per_cpu = ltt_trace_control_tracefile_number(tc->t); |
572 | nb_tracefile = nb_control + nb_per_cpu; |
573 | for(j = 0 ; j < nb_tracefile ; j++) { |
574 | if(j < nb_control) { |
575 | tfc = tc->control_tracefiles[j]; |
576 | } |
577 | else { |
578 | tfc = tc->per_cpu_tracefiles[j]; |
579 | } |
580 | |
581 | for(k = 0 ; k < hooks->len ; k++) { |
582 | hook_id = g_array_index(hooks, struct HookId, k); |
583 | lttv_hooks_add(lttv_hooks_by_id_find(tfc->before_event_by_id, |
584 | hook_id->id), hook_id->h, hook_id->hook_data); |
ffd54a90 |
585 | } |
dc877563 |
586 | } |
ffd54a90 |
587 | lttv_attribute_find(self->a, LTTV_STATE_HOOKS, LTTV_POINTER, val); |
dc877563 |
588 | val->v_pointer = hooks; |
589 | } |
590 | } |
591 | |
592 | |
593 | lttv_state_remove_event_hooks(LttvTracesetState *self) |
594 | { |
595 | LttvTraceset *ts = self->ts; |
596 | |
597 | guint i, j, nb_trace, nb_control, nb_per_cpu, nb_tracefile; |
598 | |
599 | LttvTraceState *tc; |
600 | |
601 | LttvTracefileState *tfc; |
602 | |
603 | void *hook_data; |
604 | |
605 | GArray *hooks; |
606 | |
607 | struct HookId hook_id; |
608 | |
609 | LttvAttributeValue val; |
610 | |
611 | nb_trace = lttv_traceset_number(ts); |
612 | for(i = 0 ; i < nb_trace ; i++) { |
613 | tc = (LttvTraceState *)self->traces[i]; |
ffd54a90 |
614 | lttv_attribute_find(self->a, LTTV_STATE_HOOKS, LTTV_POINTER, val); |
dc877563 |
615 | hooks = val->v_pointer; |
616 | |
617 | /* Add these hooks to each before_event_by_id hooks list */ |
618 | |
619 | nb_control = ltt_trace_control_tracefile_number(tc->t); |
620 | nb_per_cpu = ltt_trace_control_tracefile_number(tc->t); |
621 | nb_tracefile = nb_control + nb_per_cpu; |
622 | for(j = 0 ; j < nb_tracefile ; j++) { |
623 | if(j < nb_control) { |
624 | tfc = tc->control_tracefiles[j]; |
625 | } |
626 | else { |
627 | tfc = tc->per_cpu_tracefiles[j]; |
628 | } |
629 | |
630 | for(k = 0 ; k < hooks->len ; k++) { |
631 | hook_id = g_array_index(hooks, struct HookId, k); |
632 | lttv_hooks_remove_data(lttv_hooks_by_id_find(tfc->before_event_by_id, |
633 | hook_id->id), hook_id->h, hook_id->hook_data); |
ffd54a90 |
634 | |
635 | } |
636 | for(k = 0 ; k < hooks->len ; k++) { |
637 | hook_id = g_array_index(hooks, struct HookId, k); |
638 | if(hook_id->free_hook_data) g_free(hook_id->hook_data); |
639 | } |
dc877563 |
640 | } |
641 | g_array_free(hooks, TRUE); |
642 | } |
643 | } |
644 | |
645 | |
ffd54a90 |
646 | void lttv_state_init(int argc, char **argv) |
647 | { |
648 | LTTV_STATE_UNNAMED = g_quark_from_string("unnamed"); |
649 | LTTV_STATE_USER_MODE = g_quark_from_string("user mode"); |
650 | LTTV_STATE_WAIT_FORK = g_quark_from_string("wait fork"); |
651 | LTTV_STATE_SYSCALL = g_quark_from_string("system call"); |
652 | LTTV_STATE_TRAP = g_quark_from_string("trap"); |
653 | LTTV_STATE_IRQ = g_quark_from_string("irq"); |
654 | LTTV_STATE_WAIT_CPU = g_quark_from_string("wait for cpu"); |
655 | LTTV_STATE_EXIT = g_quark_from_string("exiting"); |
656 | LTTV_STATE_WAIT = g_quark_from_string("wait for I/O"); |
657 | LTTV_STATE_RUN = g_quark_from_string("running"); |
658 | LTTV_STATE_HOOKS = g_quark_from_string("saved state hooks"); |
659 | } |
dc877563 |
660 | |
ffd54a90 |
661 | void lttv_state_destroy() |
662 | { |
663 | } |
dc877563 |
664 | |
665 | |
666 | |
667 | |