a1a2b649 |
1 | /* This file is part of the Linux Trace Toolkit Graphic User Interface |
2 | * Copyright (C) 2003-2004 Mathieu Desnoyers |
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 | |
19 | /* This file is the API used to launch any background computation on a trace */ |
20 | |
21 | /* Here is the implementation of the API */ |
22 | |
4e4d11b3 |
23 | #ifdef HAVE_CONFIG_H |
24 | #include <config.h> |
25 | #endif |
26 | |
0fdb8bb0 |
27 | #include <sys/types.h> |
28 | #include <sys/stat.h> |
29 | #include <unistd.h> |
2eef04b5 |
30 | #include <string.h> |
0fdb8bb0 |
31 | |
a1a2b649 |
32 | #include <ltt/time.h> |
33 | #include <ltt/trace.h> |
34 | #include <glib.h> |
35 | #include <lttv/lttv.h> |
36 | #include <lttv/traceset.h> |
37 | #include <lttv/attribute.h> |
38 | #include <lttv/tracecontext.h> |
39 | #include <lttvwindow/lttvwindowtraces.h> |
8bc02ec8 |
40 | #include <lttvwindow/lttvwindow.h> // for CHUNK_NUM_EVENTS |
b5e17af5 |
41 | #include <lttvwindow/mainwindow-private.h> /* for main window structure */ |
a1a2b649 |
42 | |
b5e17af5 |
43 | extern GSList * g_main_window_list; |
a1a2b649 |
44 | |
45 | typedef struct _BackgroundRequest { |
46 | LttvAttributeName module_name; /* Hook path in global attributes, |
47 | where all standard hooks under computation/. |
48 | i.e. modulename */ |
49 | LttvTrace *trace; /* trace concerned */ |
93ac601b |
50 | GtkWidget *dialog; /* Dialog linked with the request, may be NULL */ |
b5e17af5 |
51 | GtkWidget *parent_window; /* Parent window the dialog must be transient for */ |
a1a2b649 |
52 | } BackgroundRequest; |
53 | |
54 | typedef struct _BackgroundNotify { |
55 | gpointer owner; |
56 | LttvTrace *trace; /* trace */ |
57 | LttTime notify_time; |
58 | LttvTracesetContextPosition *notify_position; |
59 | LttvHooks *notify; /* Hook to call when the notify is |
60 | passed, or at the end of trace */ |
61 | } BackgroundNotify; |
62 | |
63 | |
64 | |
313bd6fc |
65 | /* Prototypes */ |
66 | gboolean lttvwindowtraces_process_pending_requests(LttvTrace *trace); |
67 | |
a1a2b649 |
68 | /* Get a trace by its path name. |
69 | * |
70 | * @param path path of the trace on the virtual file system. |
71 | * @return Pointer to trace if found |
72 | * NULL is returned if the trace is not present |
73 | */ |
74 | |
75 | LttvTrace *lttvwindowtraces_get_trace_by_name(gchar *path) |
76 | { |
a1a2b649 |
77 | guint i; |
78 | |
79 | for(i=0;i<lttvwindowtraces_get_number();i++) { |
80 | LttvTrace *trace_v = lttvwindowtraces_get_trace(i); |
81 | LttTrace *trace; |
82 | gchar *name; |
a1a2b649 |
83 | g_assert(trace_v != NULL); |
84 | |
85 | trace = lttv_trace(trace_v); |
86 | g_assert(trace != NULL); |
d27948a3 |
87 | name = g_quark_to_string(ltt_trace_name(trace)); |
a1a2b649 |
88 | |
89 | if(strcmp(name, path) == 0) { |
90 | /* Found */ |
91 | return trace_v; |
92 | } |
93 | } |
94 | |
95 | return NULL; |
96 | } |
97 | |
98 | /* Get a trace by its number identifier */ |
99 | |
100 | LttvTrace *lttvwindowtraces_get_trace(guint num) |
101 | { |
102 | LttvAttribute *g_attribute = lttv_global_attributes(); |
103 | LttvAttribute *attribute; |
104 | LttvAttributeType type; |
105 | LttvAttributeName name; |
106 | LttvAttributeValue value; |
107 | |
108 | g_assert(attribute = |
109 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
110 | LTTV_TRACES))); |
111 | |
112 | type = lttv_iattribute_get(LTTV_IATTRIBUTE(attribute), num, &name, &value); |
113 | |
114 | if(type == LTTV_POINTER) { |
115 | return (LttvTrace *)*(value.v_pointer); |
116 | } |
117 | |
118 | return NULL; |
119 | } |
120 | |
121 | /* Total number of traces */ |
122 | |
123 | guint lttvwindowtraces_get_number() |
124 | { |
125 | LttvAttribute *g_attribute = lttv_global_attributes(); |
126 | LttvAttribute *attribute; |
127 | LttvAttributeValue value; |
128 | |
129 | g_assert(attribute = |
130 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
131 | LTTV_TRACES))); |
132 | |
133 | return ( lttv_iattribute_get_number(LTTV_IATTRIBUTE(attribute)) ); |
134 | } |
135 | |
136 | /* Add a trace to the global attributes */ |
137 | |
138 | void lttvwindowtraces_add_trace(LttvTrace *trace) |
139 | { |
140 | LttvAttribute *g_attribute = lttv_global_attributes(); |
141 | LttvAttribute *attribute; |
142 | LttvAttributeValue value; |
143 | guint num; |
0fdb8bb0 |
144 | struct stat buf; |
145 | gchar attribute_path[PATH_MAX]; |
a1a2b649 |
146 | |
23bb9b6b |
147 | if(stat(g_quark_to_string(ltt_trace_name(lttv_trace(trace))), &buf)) { |
0fdb8bb0 |
148 | g_warning("lttvwindowtraces_add_trace: Trace %s not found", |
23bb9b6b |
149 | g_quark_to_string(ltt_trace_name(lttv_trace(trace)))); |
0fdb8bb0 |
150 | return; |
151 | } |
152 | g_assert( |
23bb9b6b |
153 | snprintf(attribute_path, PATH_MAX, "%llu:%llu", buf.st_dev, buf.st_ino) >= 0); |
0fdb8bb0 |
154 | |
a1a2b649 |
155 | g_assert(attribute = |
156 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
157 | LTTV_TRACES))); |
0fdb8bb0 |
158 | |
a1a2b649 |
159 | value = lttv_attribute_add(attribute, |
0fdb8bb0 |
160 | g_quark_from_string(attribute_path), |
a1a2b649 |
161 | LTTV_POINTER); |
162 | |
163 | *(value.v_pointer) = (gpointer)trace; |
8bc02ec8 |
164 | |
165 | /* create new traceset and tracesetcontext */ |
166 | LttvTraceset *ts; |
313bd6fc |
167 | LttvTracesetStats *tss; |
088f6772 |
168 | //LttvTracesetContextPosition *sync_position; |
8bc02ec8 |
169 | |
170 | attribute = lttv_trace_attribute(trace); |
171 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
172 | LTTV_COMPUTATION_TRACESET, |
173 | LTTV_POINTER, |
174 | &value)); |
175 | ts = lttv_traceset_new(); |
176 | *(value.v_pointer) = ts; |
177 | |
178 | lttv_traceset_add(ts,trace); |
179 | |
180 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
181 | LTTV_COMPUTATION_TRACESET_CONTEXT, |
182 | LTTV_POINTER, |
183 | &value)); |
313bd6fc |
184 | tss = g_object_new(LTTV_TRACESET_STATS_TYPE, NULL); |
185 | *(value.v_pointer) = tss; |
8bc02ec8 |
186 | |
313bd6fc |
187 | lttv_context_init(LTTV_TRACESET_CONTEXT(tss), ts); |
088f6772 |
188 | #if 0 |
79257ba5 |
189 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
190 | LTTV_COMPUTATION_SYNC_POSITION, |
191 | LTTV_POINTER, |
192 | &value)); |
193 | |
194 | sync_position = lttv_traceset_context_position_new(); |
195 | *(value.v_pointer) = sync_position; |
088f6772 |
196 | #endif //0 |
8bc02ec8 |
197 | value = lttv_attribute_add(attribute, |
198 | LTTV_REQUESTS_QUEUE, |
199 | LTTV_POINTER); |
200 | |
201 | value = lttv_attribute_add(attribute, |
202 | LTTV_REQUESTS_CURRENT, |
203 | LTTV_POINTER); |
204 | |
205 | value = lttv_attribute_add(attribute, |
206 | LTTV_NOTIFY_QUEUE, |
207 | LTTV_POINTER); |
208 | |
209 | value = lttv_attribute_add(attribute, |
210 | LTTV_NOTIFY_CURRENT, |
211 | LTTV_POINTER); |
212 | |
a1a2b649 |
213 | } |
214 | |
215 | /* Remove a trace from the global attributes */ |
216 | |
217 | void lttvwindowtraces_remove_trace(LttvTrace *trace) |
218 | { |
219 | LttvAttribute *g_attribute = lttv_global_attributes(); |
220 | LttvAttribute *attribute; |
221 | LttvAttributeValue value; |
222 | guint i; |
223 | |
224 | g_assert(attribute = |
225 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
226 | LTTV_TRACES))); |
227 | |
228 | for(i=0;i<lttvwindowtraces_get_number();i++) { |
229 | LttvTrace *trace_v = lttvwindowtraces_get_trace(i); |
230 | |
231 | g_assert(trace_v != NULL); |
232 | |
b052368a |
233 | /* Remove and background computation that could be in progress */ |
234 | g_idle_remove_by_data(trace_v); |
235 | |
a1a2b649 |
236 | if(trace_v == trace) { |
237 | /* Found */ |
8bc02ec8 |
238 | LttvAttribute *l_attribute; |
239 | |
23bb9b6b |
240 | /* destroy traceset and tracesetcontext */ |
8bc02ec8 |
241 | LttvTraceset *ts; |
313bd6fc |
242 | LttvTracesetStats *tss; |
088f6772 |
243 | //LttvTracesetContextPosition *sync_position; |
8bc02ec8 |
244 | |
245 | l_attribute = lttv_trace_attribute(trace); |
246 | |
247 | |
248 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(l_attribute), |
249 | LTTV_REQUESTS_QUEUE); |
250 | |
251 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(l_attribute), |
252 | LTTV_REQUESTS_CURRENT); |
253 | |
254 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(l_attribute), |
255 | LTTV_NOTIFY_QUEUE); |
256 | |
257 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(l_attribute), |
258 | LTTV_NOTIFY_CURRENT); |
259 | |
260 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(l_attribute), |
261 | LTTV_COMPUTATION_TRACESET, |
262 | LTTV_POINTER, |
263 | &value)); |
264 | ts = (LttvTraceset*)*(value.v_pointer); |
088f6772 |
265 | #if 0 |
79257ba5 |
266 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(l_attribute), |
267 | LTTV_COMPUTATION_SYNC_POSITION, |
268 | LTTV_POINTER, |
269 | &value)); |
270 | sync_position = (LttvTracesetContextPosition*)*(value.v_pointer); |
79257ba5 |
271 | lttv_traceset_context_position_destroy(sync_position); |
272 | |
273 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(l_attribute), |
274 | LTTV_COMPUTATION_SYNC_POSITION); |
275 | |
088f6772 |
276 | #endif //0 |
8bc02ec8 |
277 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(l_attribute), |
278 | LTTV_COMPUTATION_TRACESET_CONTEXT, |
279 | LTTV_POINTER, |
280 | &value)); |
313bd6fc |
281 | tss = (LttvTracesetStats*)*(value.v_pointer); |
8bc02ec8 |
282 | |
313bd6fc |
283 | lttv_context_fini(LTTV_TRACESET_CONTEXT(tss)); |
284 | g_object_unref(tss); |
8bc02ec8 |
285 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(l_attribute), |
286 | LTTV_COMPUTATION_TRACESET_CONTEXT); |
8bc02ec8 |
287 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(l_attribute), |
288 | LTTV_COMPUTATION_TRACESET); |
1ba187d3 |
289 | /* Destroy the traceset and the trace also */ |
290 | lttv_traceset_destroy(ts); |
8bc02ec8 |
291 | |
292 | /* finally, remove the global attribute */ |
a1a2b649 |
293 | lttv_attribute_remove(attribute, i); |
8bc02ec8 |
294 | |
a1a2b649 |
295 | return; |
296 | } |
297 | } |
298 | } |
299 | |
93ac601b |
300 | static void destroy_dialog(BackgroundRequest *bg_req) |
301 | { |
302 | gtk_widget_destroy(bg_req->dialog); |
303 | bg_req->dialog = NULL; |
304 | } |
305 | |
a1a2b649 |
306 | |
307 | /** |
308 | * Function to request data from a specific trace |
309 | * |
310 | * The memory allocated for the request will be managed by the API. |
311 | * |
b5e17af5 |
312 | * @param widget the current Window |
a1a2b649 |
313 | * @param trace the trace to compute |
314 | * @param module_name the name of the module which registered global computation |
315 | * hooks. |
316 | */ |
317 | |
318 | void lttvwindowtraces_background_request_queue |
b5e17af5 |
319 | (GtkWidget *widget, LttvTrace *trace, gchar *module_name) |
a1a2b649 |
320 | { |
321 | BackgroundRequest *bg_req; |
322 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
91fd6881 |
323 | LttvAttribute *g_attribute = lttv_global_attributes(); |
324 | LttvAttribute *module_attribute; |
a1a2b649 |
325 | LttvAttributeValue value; |
91fd6881 |
326 | LttvAttributeType type; |
a1a2b649 |
327 | GSList **slist; |
328 | guint num; |
329 | |
330 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
331 | LTTV_REQUESTS_QUEUE, |
332 | LTTV_POINTER, |
333 | &value)); |
334 | slist = (GSList**)(value.v_pointer); |
91fd6881 |
335 | |
336 | /* Verify that the calculator is loaded */ |
337 | g_assert(module_attribute = |
338 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
339 | LTTV_COMPUTATION))); |
340 | |
341 | |
342 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
343 | g_quark_from_string(module_name), |
344 | &value); |
345 | if(type == LTTV_NONE) { |
346 | g_critical("Missing background calculator %s", module_name); |
347 | return; |
348 | } |
349 | |
a1a2b649 |
350 | bg_req = g_new(BackgroundRequest,1); |
351 | bg_req->module_name = g_quark_from_string(module_name); |
352 | bg_req->trace = trace; |
353 | |
354 | *slist = g_slist_append(*slist, bg_req); |
313bd6fc |
355 | |
356 | /* Priority lower than live servicing */ |
357 | g_idle_remove_by_data(trace); |
358 | g_idle_add_full((G_PRIORITY_HIGH_IDLE + 23), |
359 | (GSourceFunc)lttvwindowtraces_process_pending_requests, |
360 | trace, |
361 | NULL); |
b052368a |
362 | /* FIXME : show message in status bar, need context and message id */ |
93ac601b |
363 | g_info("Background computation for %s started for trace %p", module_name, |
364 | trace); |
365 | GtkWidget *dialog = |
b5e17af5 |
366 | gtk_message_dialog_new( |
367 | GTK_WINDOW(widget), |
368 | GTK_DIALOG_DESTROY_WITH_PARENT, |
369 | GTK_MESSAGE_INFO, GTK_BUTTONS_OK, |
93ac601b |
370 | "Background computation for %s started for trace %s", |
371 | module_name, |
372 | g_quark_to_string(ltt_trace_name(lttv_trace(trace)))); |
b5e17af5 |
373 | gtk_window_set_transient_for(GTK_WINDOW(dialog), GTK_WINDOW(widget)); |
93ac601b |
374 | g_signal_connect_swapped (dialog, "response", |
375 | G_CALLBACK (destroy_dialog), |
376 | bg_req); |
377 | bg_req->dialog = dialog; |
b5e17af5 |
378 | /* the parent window might vanish : only use this pointer for a |
379 | * comparison with existing windows */ |
380 | bg_req->parent_window = gtk_widget_get_toplevel(widget); |
93ac601b |
381 | gtk_widget_show(dialog); |
a1a2b649 |
382 | } |
383 | |
384 | /** |
385 | * Remove a background request from a trace. |
386 | * |
387 | * This should ONLY be used by the modules which registered the global hooks |
388 | * (module_name). If this is called by the viewers, it may lead to incomplete |
389 | * and incoherent background processing information. |
390 | * |
391 | * Even if the module which deals with the hooks removes the background |
392 | * requests, it may cause a problem if the module gets loaded again in the |
393 | * session : the data will be partially calculated. The calculation function |
394 | * must deal with this case correctly. |
395 | * |
396 | * @param trace the trace to compute |
397 | * @param module_name the name of the module which registered global computation |
398 | * hooks. |
399 | */ |
400 | |
401 | void lttvwindowtraces_background_request_remove |
402 | (LttvTrace *trace, gchar *module_name) |
403 | { |
404 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
405 | LttvAttributeValue value; |
406 | GSList *iter = NULL; |
407 | GSList **slist; |
408 | |
409 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
410 | LTTV_REQUESTS_QUEUE, |
411 | LTTV_POINTER, |
412 | &value)); |
413 | slist = (GSList**)(value.v_pointer); |
414 | |
415 | for(iter=*slist;iter!=NULL;) { |
416 | BackgroundRequest *bg_req = |
417 | (BackgroundRequest *)iter->data; |
418 | |
419 | if(bg_req->module_name == g_quark_from_string(module_name)) { |
420 | GSList *rem_iter = iter; |
421 | iter=g_slist_next(iter); |
422 | g_free(bg_req); |
423 | *slist = g_slist_delete_link(*slist, rem_iter); |
424 | } else { |
425 | iter=g_slist_next(iter); |
426 | } |
427 | } |
428 | } |
429 | |
93ac601b |
430 | /** |
431 | * Find a background request in a trace |
432 | * |
433 | */ |
434 | |
435 | gboolean lttvwindowtraces_background_request_find |
436 | (LttvTrace *trace, gchar *module_name) |
437 | { |
438 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
439 | LttvAttributeValue value; |
440 | GSList *iter = NULL; |
441 | GSList **slist; |
442 | |
443 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
444 | LTTV_REQUESTS_QUEUE, |
445 | LTTV_POINTER, |
446 | &value)); |
447 | slist = (GSList**)(value.v_pointer); |
448 | |
449 | for(iter=*slist;iter!=NULL;) { |
450 | BackgroundRequest *bg_req = |
451 | (BackgroundRequest *)iter->data; |
452 | |
453 | if(bg_req->module_name == g_quark_from_string(module_name)) { |
454 | return TRUE; |
455 | } else { |
456 | iter=g_slist_next(iter); |
457 | } |
458 | } |
459 | return FALSE; |
460 | } |
a1a2b649 |
461 | |
462 | /** |
463 | * Register a callback to be called when requested data is passed in the next |
464 | * queued background processing. |
465 | * |
466 | * @param owner owner of the background notification |
467 | * @param trace the trace computed |
468 | * @param notify_time time when notification hooks must be called |
469 | * @param notify_position position when notification hooks must be called |
470 | * @param notify Hook to call when the notify position is passed |
471 | */ |
472 | |
473 | void lttvwindowtraces_background_notify_queue |
474 | (gpointer owner, |
475 | LttvTrace *trace, |
476 | LttTime notify_time, |
477 | const LttvTracesetContextPosition *notify_position, |
478 | const LttvHooks *notify) |
479 | { |
480 | BackgroundNotify *bg_notify; |
481 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
482 | LttvAttributeValue value; |
483 | GSList **slist; |
484 | |
485 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
486 | LTTV_NOTIFY_QUEUE, |
487 | LTTV_POINTER, |
488 | &value)); |
489 | slist = (GSList**)(value.v_pointer); |
490 | |
8e680509 |
491 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
492 | LTTV_COMPUTATION_TRACESET_CONTEXT, |
493 | LTTV_POINTER, |
494 | &value)); |
495 | LttvTracesetContext *tsc = (LttvTracesetContext*)(value.v_pointer); |
a1a2b649 |
496 | |
497 | bg_notify = g_new(BackgroundNotify,1); |
498 | |
499 | bg_notify->owner = owner; |
500 | bg_notify->trace = trace; |
501 | bg_notify->notify_time = notify_time; |
313bd6fc |
502 | if(notify_position != NULL) { |
8e680509 |
503 | bg_notify->notify_position = lttv_traceset_context_position_new(tsc); |
313bd6fc |
504 | lttv_traceset_context_position_copy(bg_notify->notify_position, |
505 | notify_position); |
506 | } else { |
507 | bg_notify->notify_position = NULL; |
508 | } |
509 | |
a1a2b649 |
510 | bg_notify->notify = lttv_hooks_new(); |
511 | lttv_hooks_add_list(bg_notify->notify, notify); |
512 | |
513 | *slist = g_slist_append(*slist, bg_notify); |
514 | } |
515 | |
516 | /** |
517 | * Register a callback to be called when requested data is passed in the current |
518 | * background processing. |
519 | * |
520 | * @param owner owner of the background notification |
521 | * @param trace the trace computed |
522 | * @param notify_time time when notification hooks must be called |
523 | * @param notify_position position when notification hooks must be called |
524 | * @param notify Hook to call when the notify position is passed |
525 | */ |
526 | |
527 | void lttvwindowtraces_background_notify_current |
528 | (gpointer owner, |
529 | LttvTrace *trace, |
530 | LttTime notify_time, |
531 | const LttvTracesetContextPosition *notify_position, |
532 | const LttvHooks *notify) |
533 | { |
534 | BackgroundNotify *bg_notify; |
535 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
536 | LttvAttributeValue value; |
537 | GSList **slist; |
538 | |
539 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
540 | LTTV_NOTIFY_CURRENT, |
541 | LTTV_POINTER, |
542 | &value)); |
543 | slist = (GSList**)(value.v_pointer); |
544 | |
8e680509 |
545 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
546 | LTTV_COMPUTATION_TRACESET_CONTEXT, |
547 | LTTV_POINTER, |
548 | &value)); |
549 | LttvTracesetContext *tsc = (LttvTracesetContext*)(value.v_pointer); |
550 | |
551 | |
a1a2b649 |
552 | bg_notify = g_new(BackgroundNotify,1); |
553 | |
554 | bg_notify->owner = owner; |
555 | bg_notify->trace = trace; |
556 | bg_notify->notify_time = notify_time; |
313bd6fc |
557 | if(notify_position!= NULL) { |
8e680509 |
558 | bg_notify->notify_position = lttv_traceset_context_position_new(tsc); |
313bd6fc |
559 | lttv_traceset_context_position_copy(bg_notify->notify_position, |
560 | notify_position); |
561 | } else { |
562 | bg_notify->notify_position = NULL; |
563 | } |
a1a2b649 |
564 | bg_notify->notify = lttv_hooks_new(); |
565 | lttv_hooks_add_list(bg_notify->notify, notify); |
566 | |
567 | *slist = g_slist_append(*slist, bg_notify); |
568 | } |
569 | |
b052368a |
570 | |
571 | static void notify_request_free(BackgroundNotify *notify_req) |
572 | { |
573 | if(notify_req == NULL) return; |
574 | |
575 | if(notify_req->notify_position != NULL) |
576 | lttv_traceset_context_position_destroy(notify_req->notify_position); |
577 | if(notify_req->notify != NULL) |
578 | lttv_hooks_destroy(notify_req->notify); |
579 | g_free(notify_req); |
580 | } |
581 | |
a1a2b649 |
582 | /** |
583 | * Removes all the notifications requests from a specific viewer. |
584 | * |
585 | * @param owner owner of the background notification |
586 | */ |
587 | |
588 | void lttvwindowtraces_background_notify_remove(gpointer owner) |
589 | { |
590 | guint i; |
591 | |
592 | for(i=0;i<lttvwindowtraces_get_number();i++) { |
593 | LttvAttribute *attribute; |
594 | LttvAttributeValue value; |
595 | LttvTrace *trace_v = lttvwindowtraces_get_trace(i); |
596 | GSList **slist; |
597 | GSList *iter = NULL; |
598 | |
599 | g_assert(trace_v != NULL); |
600 | |
b052368a |
601 | attribute = lttv_trace_attribute(trace_v); |
a1a2b649 |
602 | |
603 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
604 | LTTV_NOTIFY_QUEUE, |
605 | LTTV_POINTER, |
606 | &value)); |
607 | slist = (GSList**)(value.v_pointer); |
608 | |
609 | for(iter=*slist;iter!=NULL;) { |
610 | |
611 | BackgroundNotify *bg_notify = (BackgroundNotify*)iter->data; |
612 | |
613 | if(bg_notify->owner == owner) { |
614 | GSList *rem_iter = iter; |
615 | iter=g_slist_next(iter); |
b052368a |
616 | notify_request_free(bg_notify); |
617 | *slist = g_slist_remove_link(*slist, rem_iter); |
a1a2b649 |
618 | } else { |
619 | iter=g_slist_next(iter); |
620 | } |
621 | } |
622 | |
623 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
624 | LTTV_NOTIFY_CURRENT, |
625 | LTTV_POINTER, |
626 | &value)); |
627 | slist = (GSList**)(value.v_pointer); |
628 | |
629 | for(iter=*slist;iter!=NULL;) { |
630 | |
631 | BackgroundNotify *bg_notify = (BackgroundNotify*)iter->data; |
632 | |
633 | if(bg_notify->owner == owner) { |
634 | GSList *rem_iter = iter; |
635 | iter=g_slist_next(iter); |
b052368a |
636 | notify_request_free(bg_notify); |
637 | *slist = g_slist_remove_link(*slist, rem_iter); |
a1a2b649 |
638 | } else { |
639 | iter=g_slist_next(iter); |
640 | } |
641 | } |
642 | } |
643 | } |
644 | |
8bc02ec8 |
645 | |
646 | /* Background processing helper functions */ |
647 | |
648 | void lttvwindowtraces_add_computation_hooks(LttvAttributeName module_name, |
1ce324c6 |
649 | LttvTracesetContext *tsc, |
650 | LttvHooks *hook_adder) |
8bc02ec8 |
651 | { |
652 | LttvAttribute *g_attribute = lttv_global_attributes(); |
653 | LttvAttribute *module_attribute; |
654 | LttvAttributeType type; |
655 | LttvAttributeValue value; |
088f6772 |
656 | |
657 | |
658 | g_assert(module_attribute = |
659 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
660 | LTTV_COMPUTATION))); |
661 | |
662 | g_assert(module_attribute = |
663 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir( |
664 | LTTV_IATTRIBUTE(module_attribute), |
665 | module_name))); |
666 | |
667 | /* Call the module's hook adder */ |
668 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
669 | LTTV_HOOK_ADDER, |
670 | &value); |
671 | if(type == LTTV_POINTER) { |
672 | //lttv_hooks_call((LttvHooks*)*(value.v_pointer), (gpointer)tss); |
673 | if(hook_adder != NULL) |
674 | lttv_hooks_add_list(hook_adder, (LttvHooks*)*(value.v_pointer)); |
675 | } |
676 | } |
677 | |
678 | void lttvwindowtraces_remove_computation_hooks(LttvAttributeName module_name, |
679 | LttvTracesetContext *tsc, |
680 | LttvHooks *hook_remover) |
681 | { |
682 | LttvAttribute *g_attribute = lttv_global_attributes(); |
683 | LttvAttribute *module_attribute; |
684 | LttvAttributeType type; |
685 | LttvAttributeValue value; |
686 | |
687 | g_assert(module_attribute = |
688 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
689 | LTTV_COMPUTATION))); |
690 | |
691 | g_assert(module_attribute = |
692 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir( |
693 | LTTV_IATTRIBUTE(module_attribute), |
694 | module_name))); |
695 | |
696 | /* Call the module's hook remover */ |
697 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
698 | LTTV_HOOK_REMOVER, |
699 | &value); |
700 | if(type == LTTV_POINTER) { |
701 | //lttv_hooks_call((LttvHooks*)*(value.v_pointer), (gpointer)tss); |
702 | if(hook_remover != NULL) |
703 | lttv_hooks_add_list(hook_remover, (LttvHooks*)*(value.v_pointer)); |
704 | } |
705 | } |
706 | |
707 | void lttvwindowtraces_call_before_chunk(LttvAttributeName module_name, |
708 | LttvTracesetContext *tsc) |
709 | { |
710 | LttvAttribute *g_attribute = lttv_global_attributes(); |
711 | LttvAttribute *module_attribute; |
712 | LttvAttributeType type; |
713 | LttvAttributeValue value; |
8bc02ec8 |
714 | LttvHooks *before_chunk_traceset=NULL; |
715 | LttvHooks *before_chunk_trace=NULL; |
716 | LttvHooks *before_chunk_tracefile=NULL; |
717 | LttvHooks *event_hook=NULL; |
718 | LttvHooksById *event_hook_by_id=NULL; |
313bd6fc |
719 | LttvTracesetStats *tss = LTTV_TRACESET_STATS(tsc); |
8bc02ec8 |
720 | |
721 | |
722 | g_assert(module_attribute = |
723 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
724 | LTTV_COMPUTATION))); |
725 | |
726 | g_assert(module_attribute = |
727 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir( |
728 | LTTV_IATTRIBUTE(module_attribute), |
729 | module_name))); |
730 | |
731 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
732 | LTTV_BEFORE_CHUNK_TRACESET, |
733 | &value); |
734 | if(type == LTTV_POINTER) { |
735 | before_chunk_traceset = (LttvHooks*)*(value.v_pointer); |
736 | } |
737 | |
738 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
739 | LTTV_BEFORE_CHUNK_TRACE, |
740 | &value); |
741 | if(type == LTTV_POINTER) { |
742 | before_chunk_trace = (LttvHooks*)*(value.v_pointer); |
743 | } |
744 | |
745 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
746 | LTTV_BEFORE_CHUNK_TRACEFILE, |
747 | &value); |
748 | if(type == LTTV_POINTER) { |
749 | before_chunk_tracefile = (LttvHooks*)*(value.v_pointer); |
750 | } |
751 | |
752 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
753 | LTTV_EVENT_HOOK, |
754 | &value); |
755 | if(type == LTTV_POINTER) { |
756 | event_hook = (LttvHooks*)*(value.v_pointer); |
757 | } |
758 | |
759 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
760 | LTTV_EVENT_HOOK_BY_ID, |
761 | &value); |
762 | if(type == LTTV_POINTER) { |
763 | event_hook_by_id = (LttvHooksById*)*(value.v_pointer); |
764 | } |
765 | |
8bc02ec8 |
766 | lttv_process_traceset_begin(tsc, |
767 | before_chunk_traceset, |
768 | before_chunk_trace, |
769 | before_chunk_tracefile, |
770 | event_hook, |
771 | event_hook_by_id); |
8bc02ec8 |
772 | } |
088f6772 |
773 | |
774 | |
775 | |
776 | void lttvwindowtraces_call_after_chunk(LttvAttributeName module_name, |
777 | LttvTracesetContext *tsc) |
8bc02ec8 |
778 | { |
779 | LttvAttribute *g_attribute = lttv_global_attributes(); |
780 | LttvAttribute *module_attribute; |
781 | LttvAttributeType type; |
782 | LttvAttributeValue value; |
783 | LttvHooks *after_chunk_traceset=NULL; |
784 | LttvHooks *after_chunk_trace=NULL; |
785 | LttvHooks *after_chunk_tracefile=NULL; |
786 | LttvHooks *event_hook=NULL; |
787 | LttvHooksById *event_hook_by_id=NULL; |
313bd6fc |
788 | LttvTracesetStats *tss = LTTV_TRACESET_STATS(tsc); |
8bc02ec8 |
789 | |
790 | g_assert(module_attribute = |
791 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
792 | LTTV_COMPUTATION))); |
793 | |
794 | g_assert(module_attribute = |
795 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir( |
796 | LTTV_IATTRIBUTE(module_attribute), |
797 | module_name))); |
798 | |
799 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
800 | LTTV_AFTER_CHUNK_TRACESET, |
801 | &value); |
802 | if(type == LTTV_POINTER) { |
803 | after_chunk_traceset = (LttvHooks*)*(value.v_pointer); |
804 | } |
805 | |
806 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
807 | LTTV_AFTER_CHUNK_TRACE, |
808 | &value); |
809 | if(type == LTTV_POINTER) { |
810 | after_chunk_trace = (LttvHooks*)*(value.v_pointer); |
811 | } |
812 | |
813 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
814 | LTTV_AFTER_CHUNK_TRACEFILE, |
815 | &value); |
816 | if(type == LTTV_POINTER) { |
817 | after_chunk_tracefile = (LttvHooks*)*(value.v_pointer); |
818 | } |
819 | |
820 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
821 | LTTV_EVENT_HOOK, |
822 | &value); |
823 | if(type == LTTV_POINTER) { |
824 | event_hook = (LttvHooks*)*(value.v_pointer); |
825 | } |
826 | |
827 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
828 | LTTV_EVENT_HOOK_BY_ID, |
829 | &value); |
830 | if(type == LTTV_POINTER) { |
831 | event_hook_by_id = (LttvHooksById*)*(value.v_pointer); |
832 | } |
313bd6fc |
833 | |
8bc02ec8 |
834 | lttv_process_traceset_end(tsc, |
835 | after_chunk_traceset, |
836 | after_chunk_trace, |
837 | after_chunk_tracefile, |
838 | event_hook, |
839 | event_hook_by_id); |
313bd6fc |
840 | |
8bc02ec8 |
841 | } |
842 | |
843 | |
844 | void lttvwindowtraces_set_in_progress(LttvAttributeName module_name, |
845 | LttvTrace *trace) |
846 | { |
847 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
848 | LttvAttributeValue value; |
849 | |
850 | g_assert(attribute = |
851 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(attribute), |
852 | module_name))); |
853 | |
854 | value = lttv_iattribute_add(LTTV_IATTRIBUTE(attribute), |
855 | LTTV_IN_PROGRESS, |
856 | LTTV_INT); |
857 | /* the value is left unset. The only presence of the attribute is necessary. |
858 | */ |
859 | } |
860 | |
861 | void lttvwindowtraces_unset_in_progress(LttvAttributeName module_name, |
862 | LttvTrace *trace) |
863 | { |
864 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
865 | |
866 | g_assert(attribute = |
867 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(attribute), |
868 | module_name))); |
869 | |
313bd6fc |
870 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
8bc02ec8 |
871 | LTTV_IN_PROGRESS); |
872 | } |
873 | |
874 | gboolean lttvwindowtraces_get_in_progress(LttvAttributeName module_name, |
875 | LttvTrace *trace) |
876 | { |
877 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
878 | LttvAttributeType type; |
879 | LttvAttributeValue value; |
880 | |
881 | g_assert(attribute = |
882 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(attribute), |
883 | module_name))); |
884 | |
885 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), |
886 | LTTV_IN_PROGRESS, |
887 | &value); |
888 | /* The only presence of the attribute is necessary. */ |
889 | if(type == LTTV_NONE) |
890 | return FALSE; |
891 | else |
892 | return TRUE; |
893 | } |
894 | |
895 | void lttvwindowtraces_set_ready(LttvAttributeName module_name, |
896 | LttvTrace *trace) |
897 | { |
898 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
899 | LttvAttributeValue value; |
900 | |
901 | g_assert(attribute = |
902 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(attribute), |
903 | module_name))); |
904 | |
905 | value = lttv_iattribute_add(LTTV_IATTRIBUTE(attribute), |
906 | LTTV_READY, |
907 | LTTV_INT); |
908 | /* the value is left unset. The only presence of the attribute is necessary. |
909 | */ |
910 | } |
911 | |
912 | void lttvwindowtraces_unset_ready(LttvAttributeName module_name, |
913 | LttvTrace *trace) |
914 | { |
915 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
916 | |
917 | g_assert(attribute = |
918 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(attribute), |
919 | module_name))); |
920 | |
313bd6fc |
921 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
8bc02ec8 |
922 | LTTV_READY); |
923 | } |
924 | |
925 | gboolean lttvwindowtraces_get_ready(LttvAttributeName module_name, |
926 | LttvTrace *trace) |
927 | { |
928 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
929 | LttvAttributeType type; |
930 | LttvAttributeValue value; |
931 | |
932 | g_assert(attribute = |
933 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(attribute), |
934 | module_name))); |
935 | |
936 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), |
937 | LTTV_READY, |
938 | &value); |
939 | /* The only presence of the attribute is necessary. */ |
940 | if(type == LTTV_NONE) |
941 | return FALSE; |
942 | else |
943 | return TRUE; |
944 | } |
945 | |
b5e17af5 |
946 | static gint find_window_widget(MainWindow *a, GtkWidget *b) |
947 | { |
948 | if(a->mwindow == b) return 0; |
949 | else return -1; |
950 | } |
951 | |
8bc02ec8 |
952 | |
8bc02ec8 |
953 | /* lttvwindowtraces_process_pending_requests |
954 | * |
955 | * This internal function gets called by g_idle, taking care of the pending |
956 | * requests. |
957 | * |
958 | */ |
959 | |
960 | |
961 | gboolean lttvwindowtraces_process_pending_requests(LttvTrace *trace) |
962 | { |
963 | LttvTracesetContext *tsc; |
313bd6fc |
964 | LttvTracesetStats *tss; |
8bc02ec8 |
965 | LttvTraceset *ts; |
088f6772 |
966 | //LttvTracesetContextPosition *sync_position; |
8bc02ec8 |
967 | LttvAttribute *attribute; |
91fd6881 |
968 | LttvAttribute *g_attribute = lttv_global_attributes(); |
313bd6fc |
969 | GSList **list_out, **list_in, **notify_in, **notify_out; |
8bc02ec8 |
970 | LttvAttributeValue value; |
971 | LttvAttributeType type; |
b052368a |
972 | gboolean ret_val; |
8bc02ec8 |
973 | |
313bd6fc |
974 | if(trace == NULL) |
8bc02ec8 |
975 | return FALSE; |
976 | |
977 | attribute = lttv_trace_attribute(trace); |
978 | |
979 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), |
980 | LTTV_REQUESTS_QUEUE, |
981 | &value); |
982 | g_assert(type == LTTV_POINTER); |
313bd6fc |
983 | list_out = (GSList**)(value.v_pointer); |
8bc02ec8 |
984 | |
985 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), |
986 | LTTV_REQUESTS_CURRENT, |
987 | &value); |
988 | g_assert(type == LTTV_POINTER); |
313bd6fc |
989 | list_in = (GSList**)(value.v_pointer); |
8bc02ec8 |
990 | |
991 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), |
992 | LTTV_NOTIFY_QUEUE, |
993 | &value); |
994 | g_assert(type == LTTV_POINTER); |
313bd6fc |
995 | notify_out = (GSList**)(value.v_pointer); |
8bc02ec8 |
996 | |
997 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), |
998 | LTTV_NOTIFY_CURRENT, |
999 | &value); |
1000 | g_assert(type == LTTV_POINTER); |
313bd6fc |
1001 | notify_in = (GSList**)(value.v_pointer); |
8bc02ec8 |
1002 | |
1003 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), |
1004 | LTTV_COMPUTATION_TRACESET, |
1005 | &value); |
1006 | g_assert(type == LTTV_POINTER); |
1007 | ts = (LttvTraceset*)*(value.v_pointer); |
1008 | |
1009 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), |
1010 | LTTV_COMPUTATION_TRACESET_CONTEXT, |
1011 | &value); |
1012 | g_assert(type == LTTV_POINTER); |
1013 | tsc = (LttvTracesetContext*)*(value.v_pointer); |
313bd6fc |
1014 | tss = (LttvTracesetStats*)*(value.v_pointer); |
8bc02ec8 |
1015 | g_assert(LTTV_IS_TRACESET_CONTEXT(tsc)); |
313bd6fc |
1016 | g_assert(LTTV_IS_TRACESET_STATS(tss)); |
088f6772 |
1017 | #if 0 |
79257ba5 |
1018 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), |
1019 | LTTV_COMPUTATION_SYNC_POSITION, |
1020 | &value); |
1021 | g_assert(type == LTTV_POINTER); |
1022 | sync_position = (LttvTracesetContextPosition*)*(value.v_pointer); |
088f6772 |
1023 | #endif //0 |
8bc02ec8 |
1024 | /* There is no events requests pending : we should never have been called! */ |
313bd6fc |
1025 | g_assert(g_slist_length(*list_out) != 0 || g_slist_length(*list_in) != 0); |
b052368a |
1026 | /* 0.1 Lock traces */ |
1027 | { |
1028 | guint iter_trace=0; |
1029 | |
1030 | for(iter_trace=0; |
1031 | iter_trace<lttv_traceset_number(tsc->ts); |
1032 | iter_trace++) { |
1033 | LttvTrace *trace_v = lttv_traceset_get(tsc->ts,iter_trace); |
1034 | |
1035 | if(lttvwindowtraces_lock(trace_v) != 0) |
1036 | return TRUE; /* Cannot get trace lock, try later */ |
8bc02ec8 |
1037 | |
b052368a |
1038 | } |
1039 | } |
1040 | /* 0.2 Sync tracefiles */ |
088f6772 |
1041 | //g_assert(lttv_process_traceset_seek_position(tsc, sync_position) == 0); |
1042 | lttv_process_traceset_synchronize_tracefiles(tsc); |
8bc02ec8 |
1043 | /* 1. Before processing */ |
1044 | { |
1045 | /* if list_in is empty */ |
313bd6fc |
1046 | if(g_slist_length(*list_in) == 0) { |
8bc02ec8 |
1047 | |
1048 | { |
1049 | /* - Add all requests in list_out to list_in, empty list_out */ |
313bd6fc |
1050 | GSList *iter = *list_out; |
8bc02ec8 |
1051 | |
1052 | while(iter != NULL) { |
1053 | gboolean remove = FALSE; |
1054 | gboolean free_data = FALSE; |
1055 | |
1056 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; |
1057 | |
1058 | remove = TRUE; |
1059 | free_data = FALSE; |
313bd6fc |
1060 | *list_in = g_slist_append(*list_in, bg_req); |
8bc02ec8 |
1061 | |
1062 | /* Go to next */ |
1063 | if(remove) |
1064 | { |
1065 | GSList *remove_iter = iter; |
1066 | |
1067 | iter = g_slist_next(iter); |
1068 | if(free_data) g_free(remove_iter->data); |
313bd6fc |
1069 | *list_out = g_slist_remove_link(*list_out, remove_iter); |
8bc02ec8 |
1070 | } else { // not remove |
1071 | iter = g_slist_next(iter); |
1072 | } |
1073 | } |
1074 | } |
1075 | |
1076 | { |
313bd6fc |
1077 | GSList *iter = *list_in; |
8bc02ec8 |
1078 | /* - for each request in list_in */ |
1079 | while(iter != NULL) { |
1080 | |
1081 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; |
91fd6881 |
1082 | /* - set hooks'in_progress flag to TRUE */ |
8bc02ec8 |
1083 | lttvwindowtraces_set_in_progress(bg_req->module_name, |
1084 | bg_req->trace); |
91fd6881 |
1085 | |
1086 | /* - call before request hook */ |
1087 | /* Get before request hook */ |
1088 | LttvAttribute *module_attribute; |
1089 | |
1090 | g_assert(module_attribute = |
1091 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir( |
1092 | LTTV_IATTRIBUTE(g_attribute), |
1093 | LTTV_COMPUTATION))); |
1094 | |
1095 | g_assert(module_attribute = |
1096 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir( |
1097 | LTTV_IATTRIBUTE(module_attribute), |
1098 | bg_req->module_name))); |
1099 | |
1100 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
1101 | LTTV_BEFORE_REQUEST, |
1102 | &value); |
1103 | g_assert(type == LTTV_POINTER); |
1104 | LttvHooks *before_request = (LttvHooks*)*(value.v_pointer); |
91fd6881 |
1105 | |
1106 | if(before_request != NULL) lttv_hooks_call(before_request, tsc); |
8bc02ec8 |
1107 | |
1108 | iter = g_slist_next(iter); |
1109 | } |
1110 | } |
1111 | |
1112 | /* - seek trace to start */ |
1113 | { |
1114 | LttTime start = { 0, 0}; |
1115 | lttv_process_traceset_seek_time(tsc, start); |
1116 | } |
1117 | |
1118 | /* - Move all notifications from notify_out to notify_in. */ |
1119 | { |
313bd6fc |
1120 | GSList *iter = *notify_out; |
1121 | g_assert(g_slist_length(*notify_in) == 0); |
8bc02ec8 |
1122 | |
1123 | while(iter != NULL) { |
1124 | gboolean remove = FALSE; |
1125 | gboolean free_data = FALSE; |
1126 | |
1127 | BackgroundNotify *notify_req = (BackgroundNotify*)iter->data; |
1128 | |
1129 | remove = TRUE; |
1130 | free_data = FALSE; |
313bd6fc |
1131 | *notify_in = g_slist_append(*notify_in, notify_req); |
8bc02ec8 |
1132 | |
1133 | /* Go to next */ |
1134 | if(remove) |
1135 | { |
1136 | GSList *remove_iter = iter; |
1137 | |
1138 | iter = g_slist_next(iter); |
b052368a |
1139 | if(free_data) |
1140 | notify_request_free((BackgroundNotify*)remove_iter->data); |
313bd6fc |
1141 | *notify_out = g_slist_remove_link(*notify_out, remove_iter); |
8bc02ec8 |
1142 | } else { // not remove |
1143 | iter = g_slist_next(iter); |
1144 | } |
1145 | } |
1146 | } |
088f6772 |
1147 | { |
1148 | GSList *iter = *list_in; |
1149 | LttvHooks *hook_adder = lttv_hooks_new(); |
1150 | /* - for each request in list_in */ |
1151 | while(iter != NULL) { |
1152 | |
1153 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; |
1154 | /*- add hooks to context*/ |
1155 | lttvwindowtraces_add_computation_hooks(bg_req->module_name, |
1156 | tsc, |
1157 | hook_adder); |
1158 | iter = g_slist_next(iter); |
1159 | } |
1160 | lttv_hooks_call(hook_adder,tsc); |
1161 | lttv_hooks_destroy(hook_adder); |
1162 | } |
1163 | |
1164 | |
8bc02ec8 |
1165 | } |
1166 | |
1167 | { |
313bd6fc |
1168 | GSList *iter = *list_in; |
8bc02ec8 |
1169 | /* - for each request in list_in */ |
1170 | while(iter != NULL) { |
1171 | |
1172 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; |
1173 | /*- Call before chunk hooks for list_in*/ |
088f6772 |
1174 | lttvwindowtraces_call_before_chunk(bg_req->module_name, |
1175 | tsc); |
8bc02ec8 |
1176 | iter = g_slist_next(iter); |
1177 | } |
1178 | } |
8bc02ec8 |
1179 | |
088f6772 |
1180 | } |
8bc02ec8 |
1181 | /* 2. call process traceset middle for a chunk */ |
1182 | { |
1183 | /*(assert list_in is not empty! : should not even be called in that case)*/ |
0aa6c3a1 |
1184 | LttTime end = ltt_time_infinite; |
313bd6fc |
1185 | g_assert(g_slist_length(*list_in) != 0); |
8bc02ec8 |
1186 | |
1187 | lttv_process_traceset_middle(tsc, end, CHUNK_NUM_EVENTS, NULL); |
1188 | } |
1189 | |
1190 | /* 3. After the chunk */ |
1191 | { |
1192 | /* 3.1 call after_chunk hooks for list_in */ |
1193 | { |
313bd6fc |
1194 | GSList *iter = *list_in; |
8bc02ec8 |
1195 | /* - for each request in list_in */ |
1196 | while(iter != NULL) { |
1197 | |
1198 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; |
1199 | /* - Call after chunk hooks for list_in */ |
088f6772 |
1200 | lttvwindowtraces_call_after_chunk(bg_req->module_name, |
1201 | tsc); |
8bc02ec8 |
1202 | iter = g_slist_next(iter); |
1203 | } |
1204 | } |
1205 | |
1206 | /* 3.2 for each notify_in */ |
1207 | { |
313bd6fc |
1208 | GSList *iter = *notify_in; |
8bc02ec8 |
1209 | LttvTracefileContext *tfc = lttv_traceset_context_get_current_tfc(tsc); |
1210 | |
1211 | while(iter != NULL) { |
1212 | gboolean remove = FALSE; |
1213 | gboolean free_data = FALSE; |
1214 | |
1215 | BackgroundNotify *notify_req = (BackgroundNotify*)iter->data; |
1216 | |
1217 | /* - if current time >= notify time, call notify and remove from |
1218 | * notify_in. |
1219 | * - if current position >= notify position, call notify and remove |
1220 | * from notify_in. |
1221 | */ |
1222 | if( (tfc != NULL && |
313bd6fc |
1223 | ltt_time_compare(notify_req->notify_time, tfc->timestamp) <= 0) |
8bc02ec8 |
1224 | || |
313bd6fc |
1225 | (notify_req->notify_position != NULL && |
1226 | lttv_traceset_context_ctx_pos_compare(tsc, |
1227 | notify_req->notify_position) >= 0) |
8bc02ec8 |
1228 | ) { |
1229 | |
1230 | lttv_hooks_call(notify_req->notify, notify_req); |
1231 | |
1232 | remove = TRUE; |
1233 | free_data = TRUE; |
1234 | } |
1235 | |
1236 | /* Go to next */ |
1237 | if(remove) |
1238 | { |
1239 | GSList *remove_iter = iter; |
1240 | |
1241 | iter = g_slist_next(iter); |
b052368a |
1242 | if(free_data) |
1243 | notify_request_free((BackgroundNotify*)remove_iter->data); |
313bd6fc |
1244 | *notify_in = g_slist_remove_link(*notify_in, remove_iter); |
8bc02ec8 |
1245 | } else { // not remove |
1246 | iter = g_slist_next(iter); |
1247 | } |
1248 | } |
1249 | } |
1250 | |
1251 | { |
1252 | LttvTracefileContext *tfc = lttv_traceset_context_get_current_tfc(tsc); |
1253 | /* 3.3 if end of trace reached */ |
313bd6fc |
1254 | if(tfc != NULL) |
1255 | g_debug("Current time : %lu sec, %lu nsec", |
1256 | tfc->timestamp.tv_sec, tfc->timestamp.tv_nsec); |
8bc02ec8 |
1257 | if(tfc == NULL || ltt_time_compare(tfc->timestamp, |
1258 | tsc->time_span.end_time) > 0) { |
088f6772 |
1259 | |
1260 | { |
1261 | GSList *iter = *list_in; |
1262 | LttvHooks *hook_remover = lttv_hooks_new(); |
1263 | /* - for each request in list_in */ |
1264 | while(iter != NULL) { |
1265 | |
1266 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; |
1267 | /* - remove hooks from context */ |
1268 | lttvwindowtraces_remove_computation_hooks(bg_req->module_name, |
1269 | tsc, |
1270 | hook_remover); |
1271 | iter = g_slist_next(iter); |
1272 | } |
1273 | lttv_hooks_call(hook_remover,tsc); |
1274 | lttv_hooks_destroy(hook_remover); |
1275 | } |
1276 | |
8bc02ec8 |
1277 | /* - for each request in list_in */ |
1278 | { |
313bd6fc |
1279 | GSList *iter = *list_in; |
8bc02ec8 |
1280 | |
1281 | while(iter != NULL) { |
1282 | gboolean remove = FALSE; |
1283 | gboolean free_data = FALSE; |
1284 | |
1285 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; |
1286 | |
1287 | /* - set hooks'in_progress flag to FALSE */ |
1288 | lttvwindowtraces_unset_in_progress(bg_req->module_name, |
1289 | bg_req->trace); |
1290 | /* - set hooks'ready flag to TRUE */ |
1291 | lttvwindowtraces_set_ready(bg_req->module_name, |
1292 | bg_req->trace); |
91fd6881 |
1293 | /* - call after request hook */ |
1294 | /* Get after request hook */ |
1295 | LttvAttribute *module_attribute; |
1296 | |
1297 | g_assert(module_attribute = |
1298 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir( |
1299 | LTTV_IATTRIBUTE(g_attribute), |
1300 | LTTV_COMPUTATION))); |
1301 | |
1302 | g_assert(module_attribute = |
1303 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir( |
1304 | LTTV_IATTRIBUTE(module_attribute), |
1305 | bg_req->module_name))); |
1306 | |
1307 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
1308 | LTTV_AFTER_REQUEST, |
1309 | &value); |
1310 | g_assert(type == LTTV_POINTER); |
1311 | LttvHooks *after_request = (LttvHooks*)*(value.v_pointer); |
1312 | |
1313 | if(after_request != NULL) lttv_hooks_call(after_request, tsc); |
93ac601b |
1314 | |
1315 | if(bg_req->dialog != NULL) |
1316 | gtk_widget_destroy(bg_req->dialog); |
b5e17af5 |
1317 | GtkWidget *parent_window; |
1318 | if(g_slist_find_custom(g_main_window_list, |
1319 | bg_req->parent_window, |
1320 | (GCompareFunc)find_window_widget)) |
1321 | parent_window = GTK_WIDGET(bg_req->parent_window); |
1322 | else |
1323 | parent_window = NULL; |
1324 | |
93ac601b |
1325 | GtkWidget *dialog = |
b5e17af5 |
1326 | gtk_message_dialog_new(GTK_WINDOW(parent_window), |
1327 | GTK_DIALOG_DESTROY_WITH_PARENT, |
1328 | GTK_MESSAGE_INFO, GTK_BUTTONS_OK, |
93ac601b |
1329 | "Background computation %s finished for trace %s", |
1330 | g_quark_to_string(bg_req->module_name), |
1331 | g_quark_to_string(ltt_trace_name(lttv_trace(bg_req->trace)))); |
b5e17af5 |
1332 | if(parent_window != NULL) |
1333 | gtk_window_set_transient_for(GTK_WINDOW(dialog), |
1334 | GTK_WINDOW(parent_window)); |
93ac601b |
1335 | g_signal_connect_swapped (dialog, "response", |
1336 | G_CALLBACK (gtk_widget_destroy), |
1337 | dialog); |
1338 | gtk_widget_show(dialog); |
1339 | |
8bc02ec8 |
1340 | /* - remove request */ |
1341 | remove = TRUE; |
1342 | free_data = TRUE; |
1343 | |
1344 | /* Go to next */ |
1345 | if(remove) |
1346 | { |
1347 | GSList *remove_iter = iter; |
1348 | |
1349 | iter = g_slist_next(iter); |
1350 | if(free_data) g_free(remove_iter->data); |
313bd6fc |
1351 | *list_in = g_slist_remove_link(*list_in, remove_iter); |
8bc02ec8 |
1352 | } else { // not remove |
1353 | iter = g_slist_next(iter); |
1354 | } |
1355 | } |
1356 | } |
1357 | |
1358 | /* - for each notifications in notify_in */ |
1359 | { |
313bd6fc |
1360 | GSList *iter = *notify_in; |
8bc02ec8 |
1361 | |
1362 | while(iter != NULL) { |
1363 | gboolean remove = FALSE; |
1364 | gboolean free_data = FALSE; |
1365 | |
1366 | BackgroundNotify *notify_req = (BackgroundNotify*)iter->data; |
1367 | |
1368 | /* - call notify and remove from notify_in */ |
1369 | lttv_hooks_call(notify_req->notify, notify_req); |
1370 | remove = TRUE; |
1371 | free_data = TRUE; |
1372 | |
1373 | /* Go to next */ |
1374 | if(remove) |
1375 | { |
1376 | GSList *remove_iter = iter; |
1377 | |
1378 | iter = g_slist_next(iter); |
b052368a |
1379 | if(free_data) |
1380 | notify_request_free((BackgroundNotify*)remove_iter->data); |
313bd6fc |
1381 | *notify_in = g_slist_remove_link(*notify_in, remove_iter); |
8bc02ec8 |
1382 | } else { // not remove |
1383 | iter = g_slist_next(iter); |
1384 | } |
1385 | } |
1386 | } |
1ce324c6 |
1387 | { |
1388 | /* - reset the context */ |
1389 | LTTV_TRACESET_CONTEXT_GET_CLASS(tsc)->fini(tsc); |
1390 | LTTV_TRACESET_CONTEXT_GET_CLASS(tsc)->init(tsc,ts); |
1391 | } |
3710295e |
1392 | /* - if list_out is empty */ |
1393 | if(g_slist_length(*list_out) == 0) { |
1394 | /* - return FALSE (scheduler stopped) */ |
1395 | g_debug("Background computation scheduler stopped"); |
1396 | g_info("Background computation finished for trace %p", trace); |
1397 | /* FIXME : remove status bar info, need context id and message id */ |
93ac601b |
1398 | |
3710295e |
1399 | ret_val = FALSE; |
1400 | } else { |
1401 | ret_val = TRUE; |
1402 | } |
8bc02ec8 |
1403 | } else { |
1404 | /* 3.4 else, end of trace not reached */ |
1405 | /* - return TRUE (scheduler still registered) */ |
313bd6fc |
1406 | g_debug("Background computation left"); |
b052368a |
1407 | ret_val = TRUE; |
8bc02ec8 |
1408 | } |
1409 | } |
1410 | } |
b052368a |
1411 | /* 4. Unlock traces */ |
1412 | { |
088f6772 |
1413 | lttv_process_traceset_get_sync_data(tsc); |
1414 | //lttv_traceset_context_position_save(tsc, sync_position); |
b052368a |
1415 | guint iter_trace; |
1416 | |
1417 | for(iter_trace=0; |
1418 | iter_trace<lttv_traceset_number(tsc->ts); |
1419 | iter_trace++) { |
1420 | LttvTrace *trace_v = lttv_traceset_get(tsc->ts, iter_trace); |
1421 | |
1422 | lttvwindowtraces_unlock(trace_v); |
1423 | } |
1424 | } |
1425 | return ret_val; |
8bc02ec8 |
1426 | } |
e62a7964 |
1427 | |
1428 | |
1429 | |
1430 | /** |
1431 | * Register the background computation hooks for a specific module. It adds the |
313bd6fc |
1432 | * computation hooks to the global attrubutes, under "computation/module name". |
e62a7964 |
1433 | * |
1434 | * @param module_name A GQuark : the name of the module which computes the |
1435 | * information. |
1436 | */ |
1437 | void lttvwindowtraces_register_computation_hooks(LttvAttributeName module_name, |
1438 | LttvHooks *before_chunk_traceset, |
1439 | LttvHooks *before_chunk_trace, |
1440 | LttvHooks *before_chunk_tracefile, |
1441 | LttvHooks *after_chunk_traceset, |
1442 | LttvHooks *after_chunk_trace, |
1443 | LttvHooks *after_chunk_tracefile, |
1444 | LttvHooks *before_request, |
1445 | LttvHooks *after_request, |
1446 | LttvHooks *event_hook, |
313bd6fc |
1447 | LttvHooksById *event_hook_by_id, |
1448 | LttvHooks *hook_adder, |
1449 | LttvHooks *hook_remover) |
e62a7964 |
1450 | { |
1451 | LttvAttribute *g_attribute = lttv_global_attributes(); |
1452 | LttvAttribute *attribute; |
1453 | LttvAttributeValue value; |
1454 | |
1455 | g_assert(attribute = |
1456 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
1457 | LTTV_COMPUTATION))); |
1458 | |
1459 | g_assert(attribute = |
1460 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(attribute), |
1461 | module_name))); |
1462 | |
1463 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1464 | LTTV_BEFORE_CHUNK_TRACESET, |
1465 | LTTV_POINTER, |
1466 | &value)); |
1467 | *(value.v_pointer) = before_chunk_traceset; |
1468 | |
1469 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1470 | LTTV_BEFORE_CHUNK_TRACE, |
1471 | LTTV_POINTER, |
1472 | &value)); |
1473 | *(value.v_pointer) = before_chunk_trace; |
1474 | |
1475 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1476 | LTTV_BEFORE_CHUNK_TRACEFILE, |
1477 | LTTV_POINTER, |
1478 | &value)); |
1479 | *(value.v_pointer) = before_chunk_tracefile; |
1480 | |
1481 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1482 | LTTV_AFTER_CHUNK_TRACESET, |
1483 | LTTV_POINTER, |
1484 | &value)); |
1485 | *(value.v_pointer) = after_chunk_traceset; |
1486 | |
1487 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1488 | LTTV_AFTER_CHUNK_TRACE, |
1489 | LTTV_POINTER, |
1490 | &value)); |
1491 | *(value.v_pointer) = after_chunk_trace; |
1492 | |
1493 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1494 | LTTV_AFTER_CHUNK_TRACEFILE, |
1495 | LTTV_POINTER, |
1496 | &value)); |
1497 | *(value.v_pointer) = after_chunk_tracefile; |
1498 | |
1499 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1500 | LTTV_BEFORE_REQUEST, |
1501 | LTTV_POINTER, |
1502 | &value)); |
1503 | *(value.v_pointer) = before_request; |
1504 | |
1505 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1506 | LTTV_AFTER_REQUEST, |
1507 | LTTV_POINTER, |
1508 | &value)); |
1509 | *(value.v_pointer) = after_request; |
1510 | |
1511 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1512 | LTTV_EVENT_HOOK, |
1513 | LTTV_POINTER, |
1514 | &value)); |
1515 | *(value.v_pointer) = event_hook; |
1516 | |
1517 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1518 | LTTV_EVENT_HOOK_BY_ID, |
1519 | LTTV_POINTER, |
1520 | &value)); |
1521 | *(value.v_pointer) = event_hook_by_id; |
1522 | |
313bd6fc |
1523 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1524 | LTTV_HOOK_ADDER, |
1525 | LTTV_POINTER, |
1526 | &value)); |
1527 | *(value.v_pointer) = hook_adder; |
1528 | |
1529 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1530 | LTTV_HOOK_REMOVER, |
1531 | LTTV_POINTER, |
1532 | &value)); |
1533 | *(value.v_pointer) = hook_remover; |
1534 | |
e62a7964 |
1535 | } |
1536 | |
1537 | |
1538 | /** |
1539 | * It removes all the requests than can be currently processed by the |
1540 | * background computation algorithm for all the traces (list_in and list_out). |
1541 | * |
1542 | * Leaves the flag to in_progress or none.. depending if current or queue |
1543 | * |
1544 | * @param module_name A GQuark : the name of the module which computes the |
1545 | * information. |
1546 | */ |
1547 | void lttvwindowtraces_unregister_requests(LttvAttributeName module_name) |
1548 | { |
1549 | guint i; |
1550 | |
1551 | for(i=0;i<lttvwindowtraces_get_number();i++) { |
1552 | LttvTrace *trace_v = lttvwindowtraces_get_trace(i); |
1553 | g_assert(trace_v != NULL); |
1554 | LttTrace *trace; |
1555 | LttvAttribute *attribute = lttv_trace_attribute(trace_v); |
1556 | LttvAttributeValue value; |
313bd6fc |
1557 | GSList **queue, **current; |
e62a7964 |
1558 | GSList *iter; |
1559 | |
1560 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1561 | LTTV_REQUESTS_QUEUE, |
1562 | LTTV_POINTER, |
1563 | &value)); |
313bd6fc |
1564 | queue = (GSList**)(value.v_pointer); |
e62a7964 |
1565 | |
313bd6fc |
1566 | iter = *queue; |
e62a7964 |
1567 | while(iter != NULL) { |
1568 | gboolean remove = FALSE; |
1569 | gboolean free_data = FALSE; |
1570 | |
1571 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; |
1572 | |
1573 | if(bg_req->module_name == module_name) { |
1574 | remove = TRUE; |
1575 | free_data = TRUE; |
1576 | } |
1577 | |
1578 | /* Go to next */ |
1579 | if(remove) |
1580 | { |
1581 | GSList *remove_iter = iter; |
1582 | |
1583 | iter = g_slist_next(iter); |
1584 | if(free_data) g_free(remove_iter->data); |
313bd6fc |
1585 | *queue = g_slist_remove_link(*queue, remove_iter); |
e62a7964 |
1586 | } else { // not remove |
1587 | iter = g_slist_next(iter); |
1588 | } |
1589 | } |
1590 | |
1591 | |
1592 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1593 | LTTV_REQUESTS_CURRENT, |
1594 | LTTV_POINTER, |
1595 | &value)); |
313bd6fc |
1596 | current = (GSList**)(value.v_pointer); |
e62a7964 |
1597 | |
313bd6fc |
1598 | iter = *current; |
e62a7964 |
1599 | while(iter != NULL) { |
1600 | gboolean remove = FALSE; |
1601 | gboolean free_data = FALSE; |
1602 | |
1603 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; |
1604 | |
1605 | if(bg_req->module_name == module_name) { |
1606 | remove = TRUE; |
1607 | free_data = TRUE; |
1608 | } |
1609 | |
1610 | /* Go to next */ |
1611 | if(remove) |
1612 | { |
1613 | GSList *remove_iter = iter; |
1614 | |
1615 | iter = g_slist_next(iter); |
1616 | if(free_data) g_free(remove_iter->data); |
313bd6fc |
1617 | *current = g_slist_remove_link(*current, remove_iter); |
e62a7964 |
1618 | } else { // not remove |
1619 | iter = g_slist_next(iter); |
1620 | } |
1621 | } |
1622 | } |
1623 | } |
1624 | |
1625 | |
1626 | /** |
1627 | * Unregister the background computation hooks for a specific module. |
1628 | * |
1629 | * It also removes all the requests than can be currently processed by the |
1630 | * background computation algorithm for all the traces (list_in and list_out). |
1631 | * |
1632 | * @param module_name A GQuark : the name of the module which computes the |
1633 | * information. |
1634 | */ |
1635 | |
1636 | void lttvwindowtraces_unregister_computation_hooks |
1637 | (LttvAttributeName module_name) |
1638 | { |
1639 | LttvAttribute *g_attribute = lttv_global_attributes(); |
1640 | LttvAttribute *attribute; |
91fd6881 |
1641 | LttvAttributeValue value; |
e62a7964 |
1642 | |
1643 | g_assert(attribute = |
1644 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
1645 | LTTV_COMPUTATION))); |
1646 | g_assert(attribute = |
1647 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(attribute), |
1648 | module_name))); |
1649 | |
1650 | |
91fd6881 |
1651 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1652 | LTTV_BEFORE_CHUNK_TRACESET, |
1653 | LTTV_POINTER, |
1654 | &value)); |
1655 | LttvHooks *before_chunk_traceset = (LttvHooks*)*(value.v_pointer); |
1656 | if(before_chunk_traceset != NULL) |
1657 | lttv_hooks_destroy(before_chunk_traceset); |
1658 | |
1659 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1660 | LTTV_BEFORE_CHUNK_TRACE, |
1661 | LTTV_POINTER, |
1662 | &value)); |
1663 | LttvHooks *before_chunk_trace = (LttvHooks*)*(value.v_pointer); |
1664 | if(before_chunk_trace != NULL) |
1665 | lttv_hooks_destroy(before_chunk_trace); |
1666 | |
1667 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1668 | LTTV_BEFORE_CHUNK_TRACEFILE, |
1669 | LTTV_POINTER, |
1670 | &value)); |
1671 | LttvHooks *before_chunk_tracefile = (LttvHooks*)*(value.v_pointer); |
1672 | if(before_chunk_tracefile != NULL) |
1673 | lttv_hooks_destroy(before_chunk_tracefile); |
1674 | |
1675 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1676 | LTTV_AFTER_CHUNK_TRACESET, |
1677 | LTTV_POINTER, |
1678 | &value)); |
1679 | LttvHooks *after_chunk_traceset = (LttvHooks*)*(value.v_pointer); |
1680 | if(after_chunk_traceset != NULL) |
1681 | lttv_hooks_destroy(after_chunk_traceset); |
1682 | |
1683 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1684 | LTTV_AFTER_CHUNK_TRACE, |
1685 | LTTV_POINTER, |
1686 | &value)); |
1687 | LttvHooks *after_chunk_trace = (LttvHooks*)*(value.v_pointer); |
1688 | if(after_chunk_trace != NULL) |
1689 | lttv_hooks_destroy(after_chunk_trace); |
1690 | |
1691 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1692 | LTTV_AFTER_CHUNK_TRACEFILE, |
1693 | LTTV_POINTER, |
1694 | &value)); |
1695 | LttvHooks *after_chunk_tracefile = (LttvHooks*)*(value.v_pointer); |
1696 | if(after_chunk_tracefile != NULL) |
1697 | lttv_hooks_destroy(after_chunk_tracefile); |
1698 | |
1699 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1700 | LTTV_BEFORE_REQUEST, |
1701 | LTTV_POINTER, |
1702 | &value)); |
1703 | LttvHooks *before_request = (LttvHooks*)*(value.v_pointer); |
1704 | if(before_request != NULL) |
1705 | lttv_hooks_destroy(before_request); |
1706 | |
1707 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1708 | LTTV_AFTER_REQUEST, |
1709 | LTTV_POINTER, |
1710 | &value)); |
1711 | LttvHooks *after_request = (LttvHooks*)*(value.v_pointer); |
1712 | if(after_request != NULL) |
1713 | lttv_hooks_destroy(after_request); |
1714 | |
1715 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1716 | LTTV_EVENT_HOOK, |
1717 | LTTV_POINTER, |
1718 | &value)); |
1719 | LttvHooks *event_hook = (LttvHooks*)*(value.v_pointer); |
1720 | if(event_hook != NULL) |
1721 | lttv_hooks_destroy(event_hook); |
1722 | |
1723 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1724 | LTTV_EVENT_HOOK_BY_ID, |
1725 | LTTV_POINTER, |
1726 | &value)); |
1727 | LttvHooksById *event_hook_by_id = (LttvHooksById*)*(value.v_pointer); |
1728 | if(event_hook_by_id != NULL) |
1729 | lttv_hooks_by_id_destroy(event_hook_by_id); |
1730 | |
1731 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1732 | LTTV_HOOK_ADDER, |
1733 | LTTV_POINTER, |
1734 | &value)); |
1735 | LttvHooks *hook_adder = (LttvHooks*)*(value.v_pointer); |
1736 | if(hook_adder != NULL) |
1737 | lttv_hooks_destroy(hook_adder); |
1738 | |
1739 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1740 | LTTV_HOOK_REMOVER, |
1741 | LTTV_POINTER, |
1742 | &value)); |
1743 | LttvHooks *hook_remover = (LttvHooks*)*(value.v_pointer); |
1744 | if(hook_remover != NULL) |
1745 | lttv_hooks_destroy(hook_remover); |
1746 | |
1747 | |
e62a7964 |
1748 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1749 | LTTV_EVENT_HOOK_BY_ID); |
1750 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1751 | LTTV_EVENT_HOOK); |
1752 | |
1753 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1754 | LTTV_AFTER_REQUEST); |
1755 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1756 | LTTV_BEFORE_REQUEST); |
1757 | |
1758 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1759 | LTTV_AFTER_CHUNK_TRACEFILE); |
1760 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1761 | LTTV_AFTER_CHUNK_TRACE); |
1762 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1763 | LTTV_AFTER_CHUNK_TRACESET); |
1764 | |
1765 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1766 | LTTV_BEFORE_CHUNK_TRACEFILE); |
1767 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1768 | LTTV_BEFORE_CHUNK_TRACE); |
1769 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1770 | LTTV_BEFORE_CHUNK_TRACESET); |
313bd6fc |
1771 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1772 | LTTV_HOOK_ADDER); |
1773 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1774 | LTTV_HOOK_REMOVER); |
1775 | |
e62a7964 |
1776 | /* finally, remove module name */ |
1777 | g_assert(attribute = |
1778 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
1779 | LTTV_COMPUTATION))); |
1780 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1781 | module_name); |
1782 | |
1783 | } |
1784 | |
b052368a |
1785 | /** |
1786 | * Lock a trace so no other instance can use it. |
1787 | * |
1788 | * @param trace The trace to lock. |
1789 | * @return 0 on success, -1 if cannot get lock. |
1790 | */ |
1791 | gint lttvwindowtraces_lock(LttvTrace *trace) |
1792 | { |
1793 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
1794 | LttvAttributeValue value; |
1795 | LttvAttributeType type; |
1796 | |
1797 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), |
1798 | LTTV_LOCK, |
1799 | &value); |
1800 | /* Verify the absence of the lock. */ |
1801 | if(type != LTTV_NONE) { |
1802 | g_critical("Cannot take trace lock"); |
1803 | return -1; |
1804 | } |
1805 | |
1806 | value = lttv_iattribute_add(LTTV_IATTRIBUTE(attribute), |
1807 | LTTV_LOCK, |
1808 | LTTV_INT); |
1809 | /* the value is left unset. The only presence of the attribute is necessary. |
1810 | */ |
1811 | |
1812 | return 0; |
1813 | } |
1814 | |
1815 | /** |
1816 | * Unlock a trace. |
1817 | * |
1818 | * @param trace The trace to unlock. |
1819 | * @return 0 on success, -1 if cannot unlock (not locked ?). |
1820 | */ |
1821 | gint lttvwindowtraces_unlock(LttvTrace *trace) |
1822 | { |
1823 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
1824 | LttvAttributeType type; |
1825 | LttvAttributeValue value; |
1826 | |
1827 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), |
1828 | LTTV_LOCK, |
1829 | &value); |
1830 | /* Verify the presence of the lock. */ |
1831 | if(type == LTTV_NONE) { |
1832 | g_critical("Cannot release trace lock"); |
1833 | return -1; |
1834 | } |
1835 | |
1836 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1837 | LTTV_LOCK); |
1838 | |
1839 | return 0; |
1840 | } |
1841 | |
1842 | /** |
1843 | * Verify if a trace is locked. |
1844 | * |
1845 | * @param trace The trace to verify. |
1846 | * @return TRUE if locked, FALSE is unlocked. |
1847 | */ |
1848 | gint lttvwindowtraces_get_lock_state(LttvTrace *trace) |
1849 | { |
1850 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
1851 | LttvAttributeType type; |
1852 | LttvAttributeValue value; |
1853 | |
1854 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), |
1855 | LTTV_LOCK, |
1856 | &value); |
1857 | /* The only presence of the attribute is necessary. */ |
1858 | if(type == LTTV_NONE) |
1859 | return FALSE; |
1860 | else |
1861 | return TRUE; |
1862 | } |
e62a7964 |
1863 | |