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; |
c0cb4d12 |
107 | gboolean is_named; |
a1a2b649 |
108 | |
109 | g_assert(attribute = |
110 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
111 | LTTV_TRACES))); |
112 | |
c0cb4d12 |
113 | type = lttv_iattribute_get(LTTV_IATTRIBUTE(attribute), num, &name, &value, |
114 | &is_named); |
a1a2b649 |
115 | |
116 | if(type == LTTV_POINTER) { |
117 | return (LttvTrace *)*(value.v_pointer); |
118 | } |
119 | |
120 | return NULL; |
121 | } |
122 | |
123 | /* Total number of traces */ |
124 | |
125 | guint lttvwindowtraces_get_number() |
126 | { |
127 | LttvAttribute *g_attribute = lttv_global_attributes(); |
128 | LttvAttribute *attribute; |
129 | LttvAttributeValue value; |
130 | |
131 | g_assert(attribute = |
132 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
133 | LTTV_TRACES))); |
134 | |
135 | return ( lttv_iattribute_get_number(LTTV_IATTRIBUTE(attribute)) ); |
136 | } |
137 | |
138 | /* Add a trace to the global attributes */ |
139 | |
140 | void lttvwindowtraces_add_trace(LttvTrace *trace) |
141 | { |
142 | LttvAttribute *g_attribute = lttv_global_attributes(); |
143 | LttvAttribute *attribute; |
144 | LttvAttributeValue value; |
145 | guint num; |
0fdb8bb0 |
146 | struct stat buf; |
147 | gchar attribute_path[PATH_MAX]; |
a1a2b649 |
148 | |
23bb9b6b |
149 | if(stat(g_quark_to_string(ltt_trace_name(lttv_trace(trace))), &buf)) { |
0fdb8bb0 |
150 | g_warning("lttvwindowtraces_add_trace: Trace %s not found", |
23bb9b6b |
151 | g_quark_to_string(ltt_trace_name(lttv_trace(trace)))); |
0fdb8bb0 |
152 | return; |
153 | } |
154 | g_assert( |
23bb9b6b |
155 | snprintf(attribute_path, PATH_MAX, "%llu:%llu", buf.st_dev, buf.st_ino) >= 0); |
0fdb8bb0 |
156 | |
a1a2b649 |
157 | g_assert(attribute = |
158 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
159 | LTTV_TRACES))); |
0fdb8bb0 |
160 | |
a1a2b649 |
161 | value = lttv_attribute_add(attribute, |
0fdb8bb0 |
162 | g_quark_from_string(attribute_path), |
a1a2b649 |
163 | LTTV_POINTER); |
164 | |
165 | *(value.v_pointer) = (gpointer)trace; |
8bc02ec8 |
166 | |
167 | /* create new traceset and tracesetcontext */ |
168 | LttvTraceset *ts; |
313bd6fc |
169 | LttvTracesetStats *tss; |
088f6772 |
170 | //LttvTracesetContextPosition *sync_position; |
8bc02ec8 |
171 | |
172 | attribute = lttv_trace_attribute(trace); |
173 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
174 | LTTV_COMPUTATION_TRACESET, |
175 | LTTV_POINTER, |
176 | &value)); |
177 | ts = lttv_traceset_new(); |
178 | *(value.v_pointer) = ts; |
179 | |
180 | lttv_traceset_add(ts,trace); |
181 | |
182 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
183 | LTTV_COMPUTATION_TRACESET_CONTEXT, |
184 | LTTV_POINTER, |
185 | &value)); |
313bd6fc |
186 | tss = g_object_new(LTTV_TRACESET_STATS_TYPE, NULL); |
187 | *(value.v_pointer) = tss; |
8bc02ec8 |
188 | |
313bd6fc |
189 | lttv_context_init(LTTV_TRACESET_CONTEXT(tss), ts); |
088f6772 |
190 | #if 0 |
79257ba5 |
191 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
192 | LTTV_COMPUTATION_SYNC_POSITION, |
193 | LTTV_POINTER, |
194 | &value)); |
195 | |
196 | sync_position = lttv_traceset_context_position_new(); |
197 | *(value.v_pointer) = sync_position; |
088f6772 |
198 | #endif //0 |
8bc02ec8 |
199 | value = lttv_attribute_add(attribute, |
200 | LTTV_REQUESTS_QUEUE, |
201 | LTTV_POINTER); |
202 | |
203 | value = lttv_attribute_add(attribute, |
204 | LTTV_REQUESTS_CURRENT, |
205 | LTTV_POINTER); |
206 | |
207 | value = lttv_attribute_add(attribute, |
208 | LTTV_NOTIFY_QUEUE, |
209 | LTTV_POINTER); |
210 | |
211 | value = lttv_attribute_add(attribute, |
212 | LTTV_NOTIFY_CURRENT, |
213 | LTTV_POINTER); |
214 | |
a1a2b649 |
215 | } |
216 | |
217 | /* Remove a trace from the global attributes */ |
218 | |
219 | void lttvwindowtraces_remove_trace(LttvTrace *trace) |
220 | { |
221 | LttvAttribute *g_attribute = lttv_global_attributes(); |
222 | LttvAttribute *attribute; |
223 | LttvAttributeValue value; |
224 | guint i; |
225 | |
226 | g_assert(attribute = |
227 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
228 | LTTV_TRACES))); |
229 | |
230 | for(i=0;i<lttvwindowtraces_get_number();i++) { |
231 | LttvTrace *trace_v = lttvwindowtraces_get_trace(i); |
232 | |
233 | g_assert(trace_v != NULL); |
234 | |
b052368a |
235 | /* Remove and background computation that could be in progress */ |
236 | g_idle_remove_by_data(trace_v); |
237 | |
a1a2b649 |
238 | if(trace_v == trace) { |
239 | /* Found */ |
8bc02ec8 |
240 | LttvAttribute *l_attribute; |
241 | |
23bb9b6b |
242 | /* destroy traceset and tracesetcontext */ |
8bc02ec8 |
243 | LttvTraceset *ts; |
313bd6fc |
244 | LttvTracesetStats *tss; |
088f6772 |
245 | //LttvTracesetContextPosition *sync_position; |
8bc02ec8 |
246 | |
247 | l_attribute = lttv_trace_attribute(trace); |
248 | |
249 | |
250 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(l_attribute), |
251 | LTTV_REQUESTS_QUEUE); |
252 | |
253 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(l_attribute), |
254 | LTTV_REQUESTS_CURRENT); |
255 | |
256 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(l_attribute), |
257 | LTTV_NOTIFY_QUEUE); |
258 | |
259 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(l_attribute), |
260 | LTTV_NOTIFY_CURRENT); |
261 | |
262 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(l_attribute), |
263 | LTTV_COMPUTATION_TRACESET, |
264 | LTTV_POINTER, |
265 | &value)); |
266 | ts = (LttvTraceset*)*(value.v_pointer); |
088f6772 |
267 | #if 0 |
79257ba5 |
268 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(l_attribute), |
269 | LTTV_COMPUTATION_SYNC_POSITION, |
270 | LTTV_POINTER, |
271 | &value)); |
272 | sync_position = (LttvTracesetContextPosition*)*(value.v_pointer); |
79257ba5 |
273 | lttv_traceset_context_position_destroy(sync_position); |
274 | |
275 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(l_attribute), |
276 | LTTV_COMPUTATION_SYNC_POSITION); |
277 | |
088f6772 |
278 | #endif //0 |
8bc02ec8 |
279 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(l_attribute), |
280 | LTTV_COMPUTATION_TRACESET_CONTEXT, |
281 | LTTV_POINTER, |
282 | &value)); |
313bd6fc |
283 | tss = (LttvTracesetStats*)*(value.v_pointer); |
8bc02ec8 |
284 | |
313bd6fc |
285 | lttv_context_fini(LTTV_TRACESET_CONTEXT(tss)); |
286 | g_object_unref(tss); |
8bc02ec8 |
287 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(l_attribute), |
288 | LTTV_COMPUTATION_TRACESET_CONTEXT); |
8bc02ec8 |
289 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(l_attribute), |
290 | LTTV_COMPUTATION_TRACESET); |
1ba187d3 |
291 | /* Destroy the traceset and the trace also */ |
292 | lttv_traceset_destroy(ts); |
8bc02ec8 |
293 | |
294 | /* finally, remove the global attribute */ |
a1a2b649 |
295 | lttv_attribute_remove(attribute, i); |
8bc02ec8 |
296 | |
a1a2b649 |
297 | return; |
298 | } |
299 | } |
300 | } |
301 | |
93ac601b |
302 | static void destroy_dialog(BackgroundRequest *bg_req) |
303 | { |
304 | gtk_widget_destroy(bg_req->dialog); |
305 | bg_req->dialog = NULL; |
306 | } |
307 | |
a1a2b649 |
308 | |
309 | /** |
310 | * Function to request data from a specific trace |
311 | * |
312 | * The memory allocated for the request will be managed by the API. |
313 | * |
b5e17af5 |
314 | * @param widget the current Window |
a1a2b649 |
315 | * @param trace the trace to compute |
316 | * @param module_name the name of the module which registered global computation |
317 | * hooks. |
318 | */ |
319 | |
320 | void lttvwindowtraces_background_request_queue |
b5e17af5 |
321 | (GtkWidget *widget, LttvTrace *trace, gchar *module_name) |
a1a2b649 |
322 | { |
323 | BackgroundRequest *bg_req; |
324 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
91fd6881 |
325 | LttvAttribute *g_attribute = lttv_global_attributes(); |
326 | LttvAttribute *module_attribute; |
a1a2b649 |
327 | LttvAttributeValue value; |
91fd6881 |
328 | LttvAttributeType type; |
a1a2b649 |
329 | GSList **slist; |
330 | guint num; |
331 | |
332 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
333 | LTTV_REQUESTS_QUEUE, |
334 | LTTV_POINTER, |
335 | &value)); |
336 | slist = (GSList**)(value.v_pointer); |
91fd6881 |
337 | |
338 | /* Verify that the calculator is loaded */ |
339 | g_assert(module_attribute = |
340 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
341 | LTTV_COMPUTATION))); |
342 | |
343 | |
344 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
345 | g_quark_from_string(module_name), |
346 | &value); |
347 | if(type == LTTV_NONE) { |
348 | g_critical("Missing background calculator %s", module_name); |
349 | return; |
350 | } |
351 | |
a1a2b649 |
352 | bg_req = g_new(BackgroundRequest,1); |
353 | bg_req->module_name = g_quark_from_string(module_name); |
354 | bg_req->trace = trace; |
355 | |
356 | *slist = g_slist_append(*slist, bg_req); |
313bd6fc |
357 | |
358 | /* Priority lower than live servicing */ |
359 | g_idle_remove_by_data(trace); |
360 | g_idle_add_full((G_PRIORITY_HIGH_IDLE + 23), |
361 | (GSourceFunc)lttvwindowtraces_process_pending_requests, |
362 | trace, |
363 | NULL); |
b052368a |
364 | /* FIXME : show message in status bar, need context and message id */ |
93ac601b |
365 | g_info("Background computation for %s started for trace %p", module_name, |
366 | trace); |
367 | GtkWidget *dialog = |
b5e17af5 |
368 | gtk_message_dialog_new( |
369 | GTK_WINDOW(widget), |
370 | GTK_DIALOG_DESTROY_WITH_PARENT, |
371 | GTK_MESSAGE_INFO, GTK_BUTTONS_OK, |
93ac601b |
372 | "Background computation for %s started for trace %s", |
373 | module_name, |
374 | g_quark_to_string(ltt_trace_name(lttv_trace(trace)))); |
b5e17af5 |
375 | gtk_window_set_transient_for(GTK_WINDOW(dialog), GTK_WINDOW(widget)); |
93ac601b |
376 | g_signal_connect_swapped (dialog, "response", |
377 | G_CALLBACK (destroy_dialog), |
378 | bg_req); |
379 | bg_req->dialog = dialog; |
b5e17af5 |
380 | /* the parent window might vanish : only use this pointer for a |
381 | * comparison with existing windows */ |
382 | bg_req->parent_window = gtk_widget_get_toplevel(widget); |
93ac601b |
383 | gtk_widget_show(dialog); |
a1a2b649 |
384 | } |
385 | |
386 | /** |
387 | * Remove a background request from a trace. |
388 | * |
389 | * This should ONLY be used by the modules which registered the global hooks |
390 | * (module_name). If this is called by the viewers, it may lead to incomplete |
391 | * and incoherent background processing information. |
392 | * |
393 | * Even if the module which deals with the hooks removes the background |
394 | * requests, it may cause a problem if the module gets loaded again in the |
395 | * session : the data will be partially calculated. The calculation function |
396 | * must deal with this case correctly. |
397 | * |
398 | * @param trace the trace to compute |
399 | * @param module_name the name of the module which registered global computation |
400 | * hooks. |
401 | */ |
402 | |
403 | void lttvwindowtraces_background_request_remove |
404 | (LttvTrace *trace, gchar *module_name) |
405 | { |
406 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
407 | LttvAttributeValue value; |
408 | GSList *iter = NULL; |
409 | GSList **slist; |
410 | |
411 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
412 | LTTV_REQUESTS_QUEUE, |
413 | LTTV_POINTER, |
414 | &value)); |
415 | slist = (GSList**)(value.v_pointer); |
416 | |
417 | for(iter=*slist;iter!=NULL;) { |
418 | BackgroundRequest *bg_req = |
419 | (BackgroundRequest *)iter->data; |
420 | |
421 | if(bg_req->module_name == g_quark_from_string(module_name)) { |
422 | GSList *rem_iter = iter; |
423 | iter=g_slist_next(iter); |
424 | g_free(bg_req); |
425 | *slist = g_slist_delete_link(*slist, rem_iter); |
426 | } else { |
427 | iter=g_slist_next(iter); |
428 | } |
429 | } |
430 | } |
431 | |
93ac601b |
432 | /** |
433 | * Find a background request in a trace |
434 | * |
435 | */ |
436 | |
437 | gboolean lttvwindowtraces_background_request_find |
438 | (LttvTrace *trace, gchar *module_name) |
439 | { |
440 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
441 | LttvAttributeValue value; |
442 | GSList *iter = NULL; |
443 | GSList **slist; |
444 | |
445 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
446 | LTTV_REQUESTS_QUEUE, |
447 | LTTV_POINTER, |
448 | &value)); |
449 | slist = (GSList**)(value.v_pointer); |
450 | |
451 | for(iter=*slist;iter!=NULL;) { |
452 | BackgroundRequest *bg_req = |
453 | (BackgroundRequest *)iter->data; |
454 | |
455 | if(bg_req->module_name == g_quark_from_string(module_name)) { |
456 | return TRUE; |
457 | } else { |
458 | iter=g_slist_next(iter); |
459 | } |
460 | } |
461 | return FALSE; |
462 | } |
a1a2b649 |
463 | |
464 | /** |
465 | * Register a callback to be called when requested data is passed in the next |
466 | * queued background processing. |
467 | * |
468 | * @param owner owner of the background notification |
469 | * @param trace the trace computed |
470 | * @param notify_time time when notification hooks must be called |
471 | * @param notify_position position when notification hooks must be called |
472 | * @param notify Hook to call when the notify position is passed |
473 | */ |
474 | |
475 | void lttvwindowtraces_background_notify_queue |
476 | (gpointer owner, |
477 | LttvTrace *trace, |
478 | LttTime notify_time, |
479 | const LttvTracesetContextPosition *notify_position, |
480 | const LttvHooks *notify) |
481 | { |
482 | BackgroundNotify *bg_notify; |
483 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
484 | LttvAttributeValue value; |
485 | GSList **slist; |
486 | |
487 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
488 | LTTV_NOTIFY_QUEUE, |
489 | LTTV_POINTER, |
490 | &value)); |
491 | slist = (GSList**)(value.v_pointer); |
492 | |
8e680509 |
493 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
494 | LTTV_COMPUTATION_TRACESET_CONTEXT, |
495 | LTTV_POINTER, |
496 | &value)); |
497 | LttvTracesetContext *tsc = (LttvTracesetContext*)(value.v_pointer); |
a1a2b649 |
498 | |
499 | bg_notify = g_new(BackgroundNotify,1); |
500 | |
501 | bg_notify->owner = owner; |
502 | bg_notify->trace = trace; |
503 | bg_notify->notify_time = notify_time; |
313bd6fc |
504 | if(notify_position != NULL) { |
8e680509 |
505 | bg_notify->notify_position = lttv_traceset_context_position_new(tsc); |
313bd6fc |
506 | lttv_traceset_context_position_copy(bg_notify->notify_position, |
507 | notify_position); |
508 | } else { |
509 | bg_notify->notify_position = NULL; |
510 | } |
511 | |
a1a2b649 |
512 | bg_notify->notify = lttv_hooks_new(); |
513 | lttv_hooks_add_list(bg_notify->notify, notify); |
514 | |
515 | *slist = g_slist_append(*slist, bg_notify); |
516 | } |
517 | |
518 | /** |
519 | * Register a callback to be called when requested data is passed in the current |
520 | * background processing. |
521 | * |
522 | * @param owner owner of the background notification |
523 | * @param trace the trace computed |
524 | * @param notify_time time when notification hooks must be called |
525 | * @param notify_position position when notification hooks must be called |
526 | * @param notify Hook to call when the notify position is passed |
527 | */ |
528 | |
529 | void lttvwindowtraces_background_notify_current |
530 | (gpointer owner, |
531 | LttvTrace *trace, |
532 | LttTime notify_time, |
533 | const LttvTracesetContextPosition *notify_position, |
534 | const LttvHooks *notify) |
535 | { |
536 | BackgroundNotify *bg_notify; |
537 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
538 | LttvAttributeValue value; |
539 | GSList **slist; |
540 | |
541 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
542 | LTTV_NOTIFY_CURRENT, |
543 | LTTV_POINTER, |
544 | &value)); |
545 | slist = (GSList**)(value.v_pointer); |
546 | |
8e680509 |
547 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
548 | LTTV_COMPUTATION_TRACESET_CONTEXT, |
549 | LTTV_POINTER, |
550 | &value)); |
551 | LttvTracesetContext *tsc = (LttvTracesetContext*)(value.v_pointer); |
552 | |
553 | |
a1a2b649 |
554 | bg_notify = g_new(BackgroundNotify,1); |
555 | |
556 | bg_notify->owner = owner; |
557 | bg_notify->trace = trace; |
558 | bg_notify->notify_time = notify_time; |
313bd6fc |
559 | if(notify_position!= NULL) { |
8e680509 |
560 | bg_notify->notify_position = lttv_traceset_context_position_new(tsc); |
313bd6fc |
561 | lttv_traceset_context_position_copy(bg_notify->notify_position, |
562 | notify_position); |
563 | } else { |
564 | bg_notify->notify_position = NULL; |
565 | } |
a1a2b649 |
566 | bg_notify->notify = lttv_hooks_new(); |
567 | lttv_hooks_add_list(bg_notify->notify, notify); |
568 | |
569 | *slist = g_slist_append(*slist, bg_notify); |
570 | } |
571 | |
b052368a |
572 | |
573 | static void notify_request_free(BackgroundNotify *notify_req) |
574 | { |
575 | if(notify_req == NULL) return; |
576 | |
577 | if(notify_req->notify_position != NULL) |
578 | lttv_traceset_context_position_destroy(notify_req->notify_position); |
579 | if(notify_req->notify != NULL) |
580 | lttv_hooks_destroy(notify_req->notify); |
581 | g_free(notify_req); |
582 | } |
583 | |
a1a2b649 |
584 | /** |
585 | * Removes all the notifications requests from a specific viewer. |
586 | * |
587 | * @param owner owner of the background notification |
588 | */ |
589 | |
590 | void lttvwindowtraces_background_notify_remove(gpointer owner) |
591 | { |
592 | guint i; |
593 | |
594 | for(i=0;i<lttvwindowtraces_get_number();i++) { |
595 | LttvAttribute *attribute; |
596 | LttvAttributeValue value; |
597 | LttvTrace *trace_v = lttvwindowtraces_get_trace(i); |
598 | GSList **slist; |
599 | GSList *iter = NULL; |
600 | |
601 | g_assert(trace_v != NULL); |
602 | |
b052368a |
603 | attribute = lttv_trace_attribute(trace_v); |
a1a2b649 |
604 | |
605 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
606 | LTTV_NOTIFY_QUEUE, |
607 | LTTV_POINTER, |
608 | &value)); |
609 | slist = (GSList**)(value.v_pointer); |
610 | |
611 | for(iter=*slist;iter!=NULL;) { |
612 | |
613 | BackgroundNotify *bg_notify = (BackgroundNotify*)iter->data; |
614 | |
615 | if(bg_notify->owner == owner) { |
616 | GSList *rem_iter = iter; |
617 | iter=g_slist_next(iter); |
b052368a |
618 | notify_request_free(bg_notify); |
619 | *slist = g_slist_remove_link(*slist, rem_iter); |
a1a2b649 |
620 | } else { |
621 | iter=g_slist_next(iter); |
622 | } |
623 | } |
624 | |
625 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
626 | LTTV_NOTIFY_CURRENT, |
627 | LTTV_POINTER, |
628 | &value)); |
629 | slist = (GSList**)(value.v_pointer); |
630 | |
631 | for(iter=*slist;iter!=NULL;) { |
632 | |
633 | BackgroundNotify *bg_notify = (BackgroundNotify*)iter->data; |
634 | |
635 | if(bg_notify->owner == owner) { |
636 | GSList *rem_iter = iter; |
637 | iter=g_slist_next(iter); |
b052368a |
638 | notify_request_free(bg_notify); |
639 | *slist = g_slist_remove_link(*slist, rem_iter); |
a1a2b649 |
640 | } else { |
641 | iter=g_slist_next(iter); |
642 | } |
643 | } |
644 | } |
645 | } |
646 | |
8bc02ec8 |
647 | |
648 | /* Background processing helper functions */ |
649 | |
650 | void lttvwindowtraces_add_computation_hooks(LttvAttributeName module_name, |
1ce324c6 |
651 | LttvTracesetContext *tsc, |
652 | LttvHooks *hook_adder) |
8bc02ec8 |
653 | { |
654 | LttvAttribute *g_attribute = lttv_global_attributes(); |
655 | LttvAttribute *module_attribute; |
656 | LttvAttributeType type; |
657 | LttvAttributeValue value; |
088f6772 |
658 | |
659 | |
660 | g_assert(module_attribute = |
661 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
662 | LTTV_COMPUTATION))); |
663 | |
664 | g_assert(module_attribute = |
665 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir( |
666 | LTTV_IATTRIBUTE(module_attribute), |
667 | module_name))); |
668 | |
669 | /* Call the module's hook adder */ |
670 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
671 | LTTV_HOOK_ADDER, |
672 | &value); |
673 | if(type == LTTV_POINTER) { |
674 | //lttv_hooks_call((LttvHooks*)*(value.v_pointer), (gpointer)tss); |
675 | if(hook_adder != NULL) |
676 | lttv_hooks_add_list(hook_adder, (LttvHooks*)*(value.v_pointer)); |
677 | } |
678 | } |
679 | |
680 | void lttvwindowtraces_remove_computation_hooks(LttvAttributeName module_name, |
681 | LttvTracesetContext *tsc, |
682 | LttvHooks *hook_remover) |
683 | { |
684 | LttvAttribute *g_attribute = lttv_global_attributes(); |
685 | LttvAttribute *module_attribute; |
686 | LttvAttributeType type; |
687 | LttvAttributeValue value; |
688 | |
689 | g_assert(module_attribute = |
690 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
691 | LTTV_COMPUTATION))); |
692 | |
693 | g_assert(module_attribute = |
694 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir( |
695 | LTTV_IATTRIBUTE(module_attribute), |
696 | module_name))); |
697 | |
698 | /* Call the module's hook remover */ |
699 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
700 | LTTV_HOOK_REMOVER, |
701 | &value); |
702 | if(type == LTTV_POINTER) { |
703 | //lttv_hooks_call((LttvHooks*)*(value.v_pointer), (gpointer)tss); |
704 | if(hook_remover != NULL) |
705 | lttv_hooks_add_list(hook_remover, (LttvHooks*)*(value.v_pointer)); |
706 | } |
707 | } |
708 | |
709 | void lttvwindowtraces_call_before_chunk(LttvAttributeName module_name, |
710 | LttvTracesetContext *tsc) |
711 | { |
712 | LttvAttribute *g_attribute = lttv_global_attributes(); |
713 | LttvAttribute *module_attribute; |
714 | LttvAttributeType type; |
715 | LttvAttributeValue value; |
8bc02ec8 |
716 | LttvHooks *before_chunk_traceset=NULL; |
717 | LttvHooks *before_chunk_trace=NULL; |
718 | LttvHooks *before_chunk_tracefile=NULL; |
719 | LttvHooks *event_hook=NULL; |
720 | LttvHooksById *event_hook_by_id=NULL; |
313bd6fc |
721 | LttvTracesetStats *tss = LTTV_TRACESET_STATS(tsc); |
8bc02ec8 |
722 | |
723 | |
724 | g_assert(module_attribute = |
725 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
726 | LTTV_COMPUTATION))); |
727 | |
728 | g_assert(module_attribute = |
729 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir( |
730 | LTTV_IATTRIBUTE(module_attribute), |
731 | module_name))); |
732 | |
733 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
734 | LTTV_BEFORE_CHUNK_TRACESET, |
735 | &value); |
736 | if(type == LTTV_POINTER) { |
737 | before_chunk_traceset = (LttvHooks*)*(value.v_pointer); |
738 | } |
739 | |
740 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
741 | LTTV_BEFORE_CHUNK_TRACE, |
742 | &value); |
743 | if(type == LTTV_POINTER) { |
744 | before_chunk_trace = (LttvHooks*)*(value.v_pointer); |
745 | } |
746 | |
747 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
748 | LTTV_BEFORE_CHUNK_TRACEFILE, |
749 | &value); |
750 | if(type == LTTV_POINTER) { |
751 | before_chunk_tracefile = (LttvHooks*)*(value.v_pointer); |
752 | } |
753 | |
754 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
755 | LTTV_EVENT_HOOK, |
756 | &value); |
757 | if(type == LTTV_POINTER) { |
758 | event_hook = (LttvHooks*)*(value.v_pointer); |
759 | } |
760 | |
761 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
762 | LTTV_EVENT_HOOK_BY_ID, |
763 | &value); |
764 | if(type == LTTV_POINTER) { |
765 | event_hook_by_id = (LttvHooksById*)*(value.v_pointer); |
766 | } |
767 | |
8bc02ec8 |
768 | lttv_process_traceset_begin(tsc, |
769 | before_chunk_traceset, |
770 | before_chunk_trace, |
771 | before_chunk_tracefile, |
772 | event_hook, |
773 | event_hook_by_id); |
8bc02ec8 |
774 | } |
088f6772 |
775 | |
776 | |
777 | |
778 | void lttvwindowtraces_call_after_chunk(LttvAttributeName module_name, |
779 | LttvTracesetContext *tsc) |
8bc02ec8 |
780 | { |
781 | LttvAttribute *g_attribute = lttv_global_attributes(); |
782 | LttvAttribute *module_attribute; |
783 | LttvAttributeType type; |
784 | LttvAttributeValue value; |
785 | LttvHooks *after_chunk_traceset=NULL; |
786 | LttvHooks *after_chunk_trace=NULL; |
787 | LttvHooks *after_chunk_tracefile=NULL; |
788 | LttvHooks *event_hook=NULL; |
789 | LttvHooksById *event_hook_by_id=NULL; |
313bd6fc |
790 | LttvTracesetStats *tss = LTTV_TRACESET_STATS(tsc); |
8bc02ec8 |
791 | |
792 | g_assert(module_attribute = |
793 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
794 | LTTV_COMPUTATION))); |
795 | |
796 | g_assert(module_attribute = |
797 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir( |
798 | LTTV_IATTRIBUTE(module_attribute), |
799 | module_name))); |
800 | |
801 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
802 | LTTV_AFTER_CHUNK_TRACESET, |
803 | &value); |
804 | if(type == LTTV_POINTER) { |
805 | after_chunk_traceset = (LttvHooks*)*(value.v_pointer); |
806 | } |
807 | |
808 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
809 | LTTV_AFTER_CHUNK_TRACE, |
810 | &value); |
811 | if(type == LTTV_POINTER) { |
812 | after_chunk_trace = (LttvHooks*)*(value.v_pointer); |
813 | } |
814 | |
815 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
816 | LTTV_AFTER_CHUNK_TRACEFILE, |
817 | &value); |
818 | if(type == LTTV_POINTER) { |
819 | after_chunk_tracefile = (LttvHooks*)*(value.v_pointer); |
820 | } |
821 | |
822 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
823 | LTTV_EVENT_HOOK, |
824 | &value); |
825 | if(type == LTTV_POINTER) { |
826 | event_hook = (LttvHooks*)*(value.v_pointer); |
827 | } |
828 | |
829 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
830 | LTTV_EVENT_HOOK_BY_ID, |
831 | &value); |
832 | if(type == LTTV_POINTER) { |
833 | event_hook_by_id = (LttvHooksById*)*(value.v_pointer); |
834 | } |
313bd6fc |
835 | |
8bc02ec8 |
836 | lttv_process_traceset_end(tsc, |
837 | after_chunk_traceset, |
838 | after_chunk_trace, |
839 | after_chunk_tracefile, |
840 | event_hook, |
841 | event_hook_by_id); |
313bd6fc |
842 | |
8bc02ec8 |
843 | } |
844 | |
845 | |
846 | void lttvwindowtraces_set_in_progress(LttvAttributeName module_name, |
847 | LttvTrace *trace) |
848 | { |
849 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
850 | LttvAttributeValue value; |
851 | |
852 | g_assert(attribute = |
853 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(attribute), |
854 | module_name))); |
855 | |
856 | value = lttv_iattribute_add(LTTV_IATTRIBUTE(attribute), |
857 | LTTV_IN_PROGRESS, |
858 | LTTV_INT); |
859 | /* the value is left unset. The only presence of the attribute is necessary. |
860 | */ |
861 | } |
862 | |
863 | void lttvwindowtraces_unset_in_progress(LttvAttributeName module_name, |
864 | LttvTrace *trace) |
865 | { |
866 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
867 | |
868 | g_assert(attribute = |
869 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(attribute), |
870 | module_name))); |
871 | |
313bd6fc |
872 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
8bc02ec8 |
873 | LTTV_IN_PROGRESS); |
874 | } |
875 | |
876 | gboolean lttvwindowtraces_get_in_progress(LttvAttributeName module_name, |
877 | LttvTrace *trace) |
878 | { |
879 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
880 | LttvAttributeType type; |
881 | LttvAttributeValue value; |
882 | |
883 | g_assert(attribute = |
884 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(attribute), |
885 | module_name))); |
886 | |
887 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), |
888 | LTTV_IN_PROGRESS, |
889 | &value); |
890 | /* The only presence of the attribute is necessary. */ |
891 | if(type == LTTV_NONE) |
892 | return FALSE; |
893 | else |
894 | return TRUE; |
895 | } |
896 | |
897 | void lttvwindowtraces_set_ready(LttvAttributeName module_name, |
898 | LttvTrace *trace) |
899 | { |
900 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
901 | LttvAttributeValue value; |
902 | |
903 | g_assert(attribute = |
904 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(attribute), |
905 | module_name))); |
906 | |
907 | value = lttv_iattribute_add(LTTV_IATTRIBUTE(attribute), |
908 | LTTV_READY, |
909 | LTTV_INT); |
910 | /* the value is left unset. The only presence of the attribute is necessary. |
911 | */ |
912 | } |
913 | |
914 | void lttvwindowtraces_unset_ready(LttvAttributeName module_name, |
915 | LttvTrace *trace) |
916 | { |
917 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
918 | |
919 | g_assert(attribute = |
920 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(attribute), |
921 | module_name))); |
922 | |
313bd6fc |
923 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
8bc02ec8 |
924 | LTTV_READY); |
925 | } |
926 | |
927 | gboolean lttvwindowtraces_get_ready(LttvAttributeName module_name, |
928 | LttvTrace *trace) |
929 | { |
930 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
931 | LttvAttributeType type; |
932 | LttvAttributeValue value; |
933 | |
934 | g_assert(attribute = |
935 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(attribute), |
936 | module_name))); |
937 | |
938 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), |
939 | LTTV_READY, |
940 | &value); |
941 | /* The only presence of the attribute is necessary. */ |
942 | if(type == LTTV_NONE) |
943 | return FALSE; |
944 | else |
945 | return TRUE; |
946 | } |
947 | |
b5e17af5 |
948 | static gint find_window_widget(MainWindow *a, GtkWidget *b) |
949 | { |
950 | if(a->mwindow == b) return 0; |
951 | else return -1; |
952 | } |
953 | |
8bc02ec8 |
954 | |
8bc02ec8 |
955 | /* lttvwindowtraces_process_pending_requests |
956 | * |
957 | * This internal function gets called by g_idle, taking care of the pending |
958 | * requests. |
959 | * |
960 | */ |
961 | |
962 | |
963 | gboolean lttvwindowtraces_process_pending_requests(LttvTrace *trace) |
964 | { |
965 | LttvTracesetContext *tsc; |
313bd6fc |
966 | LttvTracesetStats *tss; |
8bc02ec8 |
967 | LttvTraceset *ts; |
088f6772 |
968 | //LttvTracesetContextPosition *sync_position; |
8bc02ec8 |
969 | LttvAttribute *attribute; |
91fd6881 |
970 | LttvAttribute *g_attribute = lttv_global_attributes(); |
313bd6fc |
971 | GSList **list_out, **list_in, **notify_in, **notify_out; |
8bc02ec8 |
972 | LttvAttributeValue value; |
973 | LttvAttributeType type; |
b052368a |
974 | gboolean ret_val; |
8bc02ec8 |
975 | |
313bd6fc |
976 | if(trace == NULL) |
8bc02ec8 |
977 | return FALSE; |
978 | |
979 | attribute = lttv_trace_attribute(trace); |
980 | |
981 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), |
982 | LTTV_REQUESTS_QUEUE, |
983 | &value); |
984 | g_assert(type == LTTV_POINTER); |
313bd6fc |
985 | list_out = (GSList**)(value.v_pointer); |
8bc02ec8 |
986 | |
987 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), |
988 | LTTV_REQUESTS_CURRENT, |
989 | &value); |
990 | g_assert(type == LTTV_POINTER); |
313bd6fc |
991 | list_in = (GSList**)(value.v_pointer); |
8bc02ec8 |
992 | |
993 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), |
994 | LTTV_NOTIFY_QUEUE, |
995 | &value); |
996 | g_assert(type == LTTV_POINTER); |
313bd6fc |
997 | notify_out = (GSList**)(value.v_pointer); |
8bc02ec8 |
998 | |
999 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), |
1000 | LTTV_NOTIFY_CURRENT, |
1001 | &value); |
1002 | g_assert(type == LTTV_POINTER); |
313bd6fc |
1003 | notify_in = (GSList**)(value.v_pointer); |
8bc02ec8 |
1004 | |
1005 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), |
1006 | LTTV_COMPUTATION_TRACESET, |
1007 | &value); |
1008 | g_assert(type == LTTV_POINTER); |
1009 | ts = (LttvTraceset*)*(value.v_pointer); |
1010 | |
1011 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), |
1012 | LTTV_COMPUTATION_TRACESET_CONTEXT, |
1013 | &value); |
1014 | g_assert(type == LTTV_POINTER); |
1015 | tsc = (LttvTracesetContext*)*(value.v_pointer); |
313bd6fc |
1016 | tss = (LttvTracesetStats*)*(value.v_pointer); |
8bc02ec8 |
1017 | g_assert(LTTV_IS_TRACESET_CONTEXT(tsc)); |
313bd6fc |
1018 | g_assert(LTTV_IS_TRACESET_STATS(tss)); |
088f6772 |
1019 | #if 0 |
79257ba5 |
1020 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), |
1021 | LTTV_COMPUTATION_SYNC_POSITION, |
1022 | &value); |
1023 | g_assert(type == LTTV_POINTER); |
1024 | sync_position = (LttvTracesetContextPosition*)*(value.v_pointer); |
088f6772 |
1025 | #endif //0 |
8bc02ec8 |
1026 | /* There is no events requests pending : we should never have been called! */ |
313bd6fc |
1027 | g_assert(g_slist_length(*list_out) != 0 || g_slist_length(*list_in) != 0); |
b052368a |
1028 | /* 0.1 Lock traces */ |
1029 | { |
1030 | guint iter_trace=0; |
1031 | |
1032 | for(iter_trace=0; |
1033 | iter_trace<lttv_traceset_number(tsc->ts); |
1034 | iter_trace++) { |
1035 | LttvTrace *trace_v = lttv_traceset_get(tsc->ts,iter_trace); |
1036 | |
1037 | if(lttvwindowtraces_lock(trace_v) != 0) |
1038 | return TRUE; /* Cannot get trace lock, try later */ |
8bc02ec8 |
1039 | |
b052368a |
1040 | } |
1041 | } |
1042 | /* 0.2 Sync tracefiles */ |
088f6772 |
1043 | //g_assert(lttv_process_traceset_seek_position(tsc, sync_position) == 0); |
1044 | lttv_process_traceset_synchronize_tracefiles(tsc); |
8bc02ec8 |
1045 | /* 1. Before processing */ |
1046 | { |
1047 | /* if list_in is empty */ |
313bd6fc |
1048 | if(g_slist_length(*list_in) == 0) { |
8bc02ec8 |
1049 | |
1050 | { |
1051 | /* - Add all requests in list_out to list_in, empty list_out */ |
313bd6fc |
1052 | GSList *iter = *list_out; |
8bc02ec8 |
1053 | |
1054 | while(iter != NULL) { |
1055 | gboolean remove = FALSE; |
1056 | gboolean free_data = FALSE; |
1057 | |
1058 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; |
1059 | |
1060 | remove = TRUE; |
1061 | free_data = FALSE; |
313bd6fc |
1062 | *list_in = g_slist_append(*list_in, bg_req); |
8bc02ec8 |
1063 | |
1064 | /* Go to next */ |
1065 | if(remove) |
1066 | { |
1067 | GSList *remove_iter = iter; |
1068 | |
1069 | iter = g_slist_next(iter); |
1070 | if(free_data) g_free(remove_iter->data); |
313bd6fc |
1071 | *list_out = g_slist_remove_link(*list_out, remove_iter); |
8bc02ec8 |
1072 | } else { // not remove |
1073 | iter = g_slist_next(iter); |
1074 | } |
1075 | } |
1076 | } |
1077 | |
1078 | { |
313bd6fc |
1079 | GSList *iter = *list_in; |
8bc02ec8 |
1080 | /* - for each request in list_in */ |
1081 | while(iter != NULL) { |
1082 | |
1083 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; |
91fd6881 |
1084 | /* - set hooks'in_progress flag to TRUE */ |
8bc02ec8 |
1085 | lttvwindowtraces_set_in_progress(bg_req->module_name, |
1086 | bg_req->trace); |
91fd6881 |
1087 | |
1088 | /* - call before request hook */ |
1089 | /* Get before request hook */ |
1090 | LttvAttribute *module_attribute; |
1091 | |
1092 | g_assert(module_attribute = |
1093 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir( |
1094 | LTTV_IATTRIBUTE(g_attribute), |
1095 | LTTV_COMPUTATION))); |
1096 | |
1097 | g_assert(module_attribute = |
1098 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir( |
1099 | LTTV_IATTRIBUTE(module_attribute), |
1100 | bg_req->module_name))); |
1101 | |
1102 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
1103 | LTTV_BEFORE_REQUEST, |
1104 | &value); |
1105 | g_assert(type == LTTV_POINTER); |
1106 | LttvHooks *before_request = (LttvHooks*)*(value.v_pointer); |
91fd6881 |
1107 | |
1108 | if(before_request != NULL) lttv_hooks_call(before_request, tsc); |
8bc02ec8 |
1109 | |
1110 | iter = g_slist_next(iter); |
1111 | } |
1112 | } |
1113 | |
1114 | /* - seek trace to start */ |
1115 | { |
1116 | LttTime start = { 0, 0}; |
1117 | lttv_process_traceset_seek_time(tsc, start); |
1118 | } |
1119 | |
1120 | /* - Move all notifications from notify_out to notify_in. */ |
1121 | { |
313bd6fc |
1122 | GSList *iter = *notify_out; |
1123 | g_assert(g_slist_length(*notify_in) == 0); |
8bc02ec8 |
1124 | |
1125 | while(iter != NULL) { |
1126 | gboolean remove = FALSE; |
1127 | gboolean free_data = FALSE; |
1128 | |
1129 | BackgroundNotify *notify_req = (BackgroundNotify*)iter->data; |
1130 | |
1131 | remove = TRUE; |
1132 | free_data = FALSE; |
313bd6fc |
1133 | *notify_in = g_slist_append(*notify_in, notify_req); |
8bc02ec8 |
1134 | |
1135 | /* Go to next */ |
1136 | if(remove) |
1137 | { |
1138 | GSList *remove_iter = iter; |
1139 | |
1140 | iter = g_slist_next(iter); |
b052368a |
1141 | if(free_data) |
1142 | notify_request_free((BackgroundNotify*)remove_iter->data); |
313bd6fc |
1143 | *notify_out = g_slist_remove_link(*notify_out, remove_iter); |
8bc02ec8 |
1144 | } else { // not remove |
1145 | iter = g_slist_next(iter); |
1146 | } |
1147 | } |
1148 | } |
088f6772 |
1149 | { |
1150 | GSList *iter = *list_in; |
1151 | LttvHooks *hook_adder = lttv_hooks_new(); |
1152 | /* - for each request in list_in */ |
1153 | while(iter != NULL) { |
1154 | |
1155 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; |
1156 | /*- add hooks to context*/ |
1157 | lttvwindowtraces_add_computation_hooks(bg_req->module_name, |
1158 | tsc, |
1159 | hook_adder); |
1160 | iter = g_slist_next(iter); |
1161 | } |
1162 | lttv_hooks_call(hook_adder,tsc); |
1163 | lttv_hooks_destroy(hook_adder); |
1164 | } |
1165 | |
1166 | |
8bc02ec8 |
1167 | } |
1168 | |
1169 | { |
313bd6fc |
1170 | GSList *iter = *list_in; |
8bc02ec8 |
1171 | /* - for each request in list_in */ |
1172 | while(iter != NULL) { |
1173 | |
1174 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; |
1175 | /*- Call before chunk hooks for list_in*/ |
088f6772 |
1176 | lttvwindowtraces_call_before_chunk(bg_req->module_name, |
1177 | tsc); |
8bc02ec8 |
1178 | iter = g_slist_next(iter); |
1179 | } |
1180 | } |
8bc02ec8 |
1181 | |
088f6772 |
1182 | } |
8bc02ec8 |
1183 | /* 2. call process traceset middle for a chunk */ |
1184 | { |
1185 | /*(assert list_in is not empty! : should not even be called in that case)*/ |
0aa6c3a1 |
1186 | LttTime end = ltt_time_infinite; |
313bd6fc |
1187 | g_assert(g_slist_length(*list_in) != 0); |
8bc02ec8 |
1188 | |
1189 | lttv_process_traceset_middle(tsc, end, CHUNK_NUM_EVENTS, NULL); |
1190 | } |
1191 | |
1192 | /* 3. After the chunk */ |
1193 | { |
1194 | /* 3.1 call after_chunk hooks for list_in */ |
1195 | { |
313bd6fc |
1196 | GSList *iter = *list_in; |
8bc02ec8 |
1197 | /* - for each request in list_in */ |
1198 | while(iter != NULL) { |
1199 | |
1200 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; |
1201 | /* - Call after chunk hooks for list_in */ |
088f6772 |
1202 | lttvwindowtraces_call_after_chunk(bg_req->module_name, |
1203 | tsc); |
8bc02ec8 |
1204 | iter = g_slist_next(iter); |
1205 | } |
1206 | } |
1207 | |
1208 | /* 3.2 for each notify_in */ |
1209 | { |
313bd6fc |
1210 | GSList *iter = *notify_in; |
8bc02ec8 |
1211 | LttvTracefileContext *tfc = lttv_traceset_context_get_current_tfc(tsc); |
1212 | |
1213 | while(iter != NULL) { |
1214 | gboolean remove = FALSE; |
1215 | gboolean free_data = FALSE; |
1216 | |
1217 | BackgroundNotify *notify_req = (BackgroundNotify*)iter->data; |
1218 | |
1219 | /* - if current time >= notify time, call notify and remove from |
1220 | * notify_in. |
1221 | * - if current position >= notify position, call notify and remove |
1222 | * from notify_in. |
1223 | */ |
1224 | if( (tfc != NULL && |
313bd6fc |
1225 | ltt_time_compare(notify_req->notify_time, tfc->timestamp) <= 0) |
8bc02ec8 |
1226 | || |
313bd6fc |
1227 | (notify_req->notify_position != NULL && |
1228 | lttv_traceset_context_ctx_pos_compare(tsc, |
1229 | notify_req->notify_position) >= 0) |
8bc02ec8 |
1230 | ) { |
1231 | |
1232 | lttv_hooks_call(notify_req->notify, notify_req); |
1233 | |
1234 | remove = TRUE; |
1235 | free_data = TRUE; |
1236 | } |
1237 | |
1238 | /* Go to next */ |
1239 | if(remove) |
1240 | { |
1241 | GSList *remove_iter = iter; |
1242 | |
1243 | iter = g_slist_next(iter); |
b052368a |
1244 | if(free_data) |
1245 | notify_request_free((BackgroundNotify*)remove_iter->data); |
313bd6fc |
1246 | *notify_in = g_slist_remove_link(*notify_in, remove_iter); |
8bc02ec8 |
1247 | } else { // not remove |
1248 | iter = g_slist_next(iter); |
1249 | } |
1250 | } |
1251 | } |
1252 | |
1253 | { |
1254 | LttvTracefileContext *tfc = lttv_traceset_context_get_current_tfc(tsc); |
1255 | /* 3.3 if end of trace reached */ |
313bd6fc |
1256 | if(tfc != NULL) |
1257 | g_debug("Current time : %lu sec, %lu nsec", |
1258 | tfc->timestamp.tv_sec, tfc->timestamp.tv_nsec); |
8bc02ec8 |
1259 | if(tfc == NULL || ltt_time_compare(tfc->timestamp, |
1260 | tsc->time_span.end_time) > 0) { |
088f6772 |
1261 | |
1262 | { |
1263 | GSList *iter = *list_in; |
1264 | LttvHooks *hook_remover = lttv_hooks_new(); |
1265 | /* - for each request in list_in */ |
1266 | while(iter != NULL) { |
1267 | |
1268 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; |
1269 | /* - remove hooks from context */ |
1270 | lttvwindowtraces_remove_computation_hooks(bg_req->module_name, |
1271 | tsc, |
1272 | hook_remover); |
1273 | iter = g_slist_next(iter); |
1274 | } |
1275 | lttv_hooks_call(hook_remover,tsc); |
1276 | lttv_hooks_destroy(hook_remover); |
1277 | } |
1278 | |
8bc02ec8 |
1279 | /* - for each request in list_in */ |
1280 | { |
313bd6fc |
1281 | GSList *iter = *list_in; |
8bc02ec8 |
1282 | |
1283 | while(iter != NULL) { |
1284 | gboolean remove = FALSE; |
1285 | gboolean free_data = FALSE; |
1286 | |
1287 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; |
1288 | |
1289 | /* - set hooks'in_progress flag to FALSE */ |
1290 | lttvwindowtraces_unset_in_progress(bg_req->module_name, |
1291 | bg_req->trace); |
1292 | /* - set hooks'ready flag to TRUE */ |
1293 | lttvwindowtraces_set_ready(bg_req->module_name, |
1294 | bg_req->trace); |
91fd6881 |
1295 | /* - call after request hook */ |
1296 | /* Get after request hook */ |
1297 | LttvAttribute *module_attribute; |
1298 | |
1299 | g_assert(module_attribute = |
1300 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir( |
1301 | LTTV_IATTRIBUTE(g_attribute), |
1302 | LTTV_COMPUTATION))); |
1303 | |
1304 | g_assert(module_attribute = |
1305 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir( |
1306 | LTTV_IATTRIBUTE(module_attribute), |
1307 | bg_req->module_name))); |
1308 | |
1309 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(module_attribute), |
1310 | LTTV_AFTER_REQUEST, |
1311 | &value); |
1312 | g_assert(type == LTTV_POINTER); |
1313 | LttvHooks *after_request = (LttvHooks*)*(value.v_pointer); |
1314 | |
1315 | if(after_request != NULL) lttv_hooks_call(after_request, tsc); |
93ac601b |
1316 | |
1317 | if(bg_req->dialog != NULL) |
1318 | gtk_widget_destroy(bg_req->dialog); |
b5e17af5 |
1319 | GtkWidget *parent_window; |
1320 | if(g_slist_find_custom(g_main_window_list, |
1321 | bg_req->parent_window, |
1322 | (GCompareFunc)find_window_widget)) |
1323 | parent_window = GTK_WIDGET(bg_req->parent_window); |
1324 | else |
1325 | parent_window = NULL; |
1326 | |
93ac601b |
1327 | GtkWidget *dialog = |
b5e17af5 |
1328 | gtk_message_dialog_new(GTK_WINDOW(parent_window), |
1329 | GTK_DIALOG_DESTROY_WITH_PARENT, |
1330 | GTK_MESSAGE_INFO, GTK_BUTTONS_OK, |
93ac601b |
1331 | "Background computation %s finished for trace %s", |
1332 | g_quark_to_string(bg_req->module_name), |
1333 | g_quark_to_string(ltt_trace_name(lttv_trace(bg_req->trace)))); |
b5e17af5 |
1334 | if(parent_window != NULL) |
1335 | gtk_window_set_transient_for(GTK_WINDOW(dialog), |
1336 | GTK_WINDOW(parent_window)); |
93ac601b |
1337 | g_signal_connect_swapped (dialog, "response", |
1338 | G_CALLBACK (gtk_widget_destroy), |
1339 | dialog); |
1340 | gtk_widget_show(dialog); |
1341 | |
8bc02ec8 |
1342 | /* - remove request */ |
1343 | remove = TRUE; |
1344 | free_data = TRUE; |
1345 | |
1346 | /* Go to next */ |
1347 | if(remove) |
1348 | { |
1349 | GSList *remove_iter = iter; |
1350 | |
1351 | iter = g_slist_next(iter); |
1352 | if(free_data) g_free(remove_iter->data); |
313bd6fc |
1353 | *list_in = g_slist_remove_link(*list_in, remove_iter); |
8bc02ec8 |
1354 | } else { // not remove |
1355 | iter = g_slist_next(iter); |
1356 | } |
1357 | } |
1358 | } |
1359 | |
1360 | /* - for each notifications in notify_in */ |
1361 | { |
313bd6fc |
1362 | GSList *iter = *notify_in; |
8bc02ec8 |
1363 | |
1364 | while(iter != NULL) { |
1365 | gboolean remove = FALSE; |
1366 | gboolean free_data = FALSE; |
1367 | |
1368 | BackgroundNotify *notify_req = (BackgroundNotify*)iter->data; |
1369 | |
1370 | /* - call notify and remove from notify_in */ |
1371 | lttv_hooks_call(notify_req->notify, notify_req); |
1372 | remove = TRUE; |
1373 | free_data = TRUE; |
1374 | |
1375 | /* Go to next */ |
1376 | if(remove) |
1377 | { |
1378 | GSList *remove_iter = iter; |
1379 | |
1380 | iter = g_slist_next(iter); |
b052368a |
1381 | if(free_data) |
1382 | notify_request_free((BackgroundNotify*)remove_iter->data); |
313bd6fc |
1383 | *notify_in = g_slist_remove_link(*notify_in, remove_iter); |
8bc02ec8 |
1384 | } else { // not remove |
1385 | iter = g_slist_next(iter); |
1386 | } |
1387 | } |
1388 | } |
1ce324c6 |
1389 | { |
1390 | /* - reset the context */ |
1391 | LTTV_TRACESET_CONTEXT_GET_CLASS(tsc)->fini(tsc); |
1392 | LTTV_TRACESET_CONTEXT_GET_CLASS(tsc)->init(tsc,ts); |
1393 | } |
3710295e |
1394 | /* - if list_out is empty */ |
1395 | if(g_slist_length(*list_out) == 0) { |
1396 | /* - return FALSE (scheduler stopped) */ |
1397 | g_debug("Background computation scheduler stopped"); |
1398 | g_info("Background computation finished for trace %p", trace); |
1399 | /* FIXME : remove status bar info, need context id and message id */ |
93ac601b |
1400 | |
3710295e |
1401 | ret_val = FALSE; |
1402 | } else { |
1403 | ret_val = TRUE; |
1404 | } |
8bc02ec8 |
1405 | } else { |
1406 | /* 3.4 else, end of trace not reached */ |
1407 | /* - return TRUE (scheduler still registered) */ |
313bd6fc |
1408 | g_debug("Background computation left"); |
b052368a |
1409 | ret_val = TRUE; |
8bc02ec8 |
1410 | } |
1411 | } |
1412 | } |
b052368a |
1413 | /* 4. Unlock traces */ |
1414 | { |
088f6772 |
1415 | lttv_process_traceset_get_sync_data(tsc); |
1416 | //lttv_traceset_context_position_save(tsc, sync_position); |
b052368a |
1417 | guint iter_trace; |
1418 | |
1419 | for(iter_trace=0; |
1420 | iter_trace<lttv_traceset_number(tsc->ts); |
1421 | iter_trace++) { |
1422 | LttvTrace *trace_v = lttv_traceset_get(tsc->ts, iter_trace); |
1423 | |
1424 | lttvwindowtraces_unlock(trace_v); |
1425 | } |
1426 | } |
1427 | return ret_val; |
8bc02ec8 |
1428 | } |
e62a7964 |
1429 | |
1430 | |
1431 | |
1432 | /** |
1433 | * Register the background computation hooks for a specific module. It adds the |
313bd6fc |
1434 | * computation hooks to the global attrubutes, under "computation/module name". |
e62a7964 |
1435 | * |
1436 | * @param module_name A GQuark : the name of the module which computes the |
1437 | * information. |
1438 | */ |
1439 | void lttvwindowtraces_register_computation_hooks(LttvAttributeName module_name, |
1440 | LttvHooks *before_chunk_traceset, |
1441 | LttvHooks *before_chunk_trace, |
1442 | LttvHooks *before_chunk_tracefile, |
1443 | LttvHooks *after_chunk_traceset, |
1444 | LttvHooks *after_chunk_trace, |
1445 | LttvHooks *after_chunk_tracefile, |
1446 | LttvHooks *before_request, |
1447 | LttvHooks *after_request, |
1448 | LttvHooks *event_hook, |
313bd6fc |
1449 | LttvHooksById *event_hook_by_id, |
1450 | LttvHooks *hook_adder, |
1451 | LttvHooks *hook_remover) |
e62a7964 |
1452 | { |
1453 | LttvAttribute *g_attribute = lttv_global_attributes(); |
1454 | LttvAttribute *attribute; |
1455 | LttvAttributeValue value; |
1456 | |
1457 | g_assert(attribute = |
1458 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
1459 | LTTV_COMPUTATION))); |
1460 | |
1461 | g_assert(attribute = |
1462 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(attribute), |
1463 | module_name))); |
1464 | |
1465 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1466 | LTTV_BEFORE_CHUNK_TRACESET, |
1467 | LTTV_POINTER, |
1468 | &value)); |
1469 | *(value.v_pointer) = before_chunk_traceset; |
1470 | |
1471 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1472 | LTTV_BEFORE_CHUNK_TRACE, |
1473 | LTTV_POINTER, |
1474 | &value)); |
1475 | *(value.v_pointer) = before_chunk_trace; |
1476 | |
1477 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1478 | LTTV_BEFORE_CHUNK_TRACEFILE, |
1479 | LTTV_POINTER, |
1480 | &value)); |
1481 | *(value.v_pointer) = before_chunk_tracefile; |
1482 | |
1483 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1484 | LTTV_AFTER_CHUNK_TRACESET, |
1485 | LTTV_POINTER, |
1486 | &value)); |
1487 | *(value.v_pointer) = after_chunk_traceset; |
1488 | |
1489 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1490 | LTTV_AFTER_CHUNK_TRACE, |
1491 | LTTV_POINTER, |
1492 | &value)); |
1493 | *(value.v_pointer) = after_chunk_trace; |
1494 | |
1495 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1496 | LTTV_AFTER_CHUNK_TRACEFILE, |
1497 | LTTV_POINTER, |
1498 | &value)); |
1499 | *(value.v_pointer) = after_chunk_tracefile; |
1500 | |
1501 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1502 | LTTV_BEFORE_REQUEST, |
1503 | LTTV_POINTER, |
1504 | &value)); |
1505 | *(value.v_pointer) = before_request; |
1506 | |
1507 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1508 | LTTV_AFTER_REQUEST, |
1509 | LTTV_POINTER, |
1510 | &value)); |
1511 | *(value.v_pointer) = after_request; |
1512 | |
1513 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1514 | LTTV_EVENT_HOOK, |
1515 | LTTV_POINTER, |
1516 | &value)); |
1517 | *(value.v_pointer) = event_hook; |
1518 | |
1519 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1520 | LTTV_EVENT_HOOK_BY_ID, |
1521 | LTTV_POINTER, |
1522 | &value)); |
1523 | *(value.v_pointer) = event_hook_by_id; |
1524 | |
313bd6fc |
1525 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1526 | LTTV_HOOK_ADDER, |
1527 | LTTV_POINTER, |
1528 | &value)); |
1529 | *(value.v_pointer) = hook_adder; |
1530 | |
1531 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1532 | LTTV_HOOK_REMOVER, |
1533 | LTTV_POINTER, |
1534 | &value)); |
1535 | *(value.v_pointer) = hook_remover; |
1536 | |
e62a7964 |
1537 | } |
1538 | |
1539 | |
1540 | /** |
1541 | * It removes all the requests than can be currently processed by the |
1542 | * background computation algorithm for all the traces (list_in and list_out). |
1543 | * |
1544 | * Leaves the flag to in_progress or none.. depending if current or queue |
1545 | * |
1546 | * @param module_name A GQuark : the name of the module which computes the |
1547 | * information. |
1548 | */ |
1549 | void lttvwindowtraces_unregister_requests(LttvAttributeName module_name) |
1550 | { |
1551 | guint i; |
1552 | |
1553 | for(i=0;i<lttvwindowtraces_get_number();i++) { |
1554 | LttvTrace *trace_v = lttvwindowtraces_get_trace(i); |
1555 | g_assert(trace_v != NULL); |
1556 | LttTrace *trace; |
1557 | LttvAttribute *attribute = lttv_trace_attribute(trace_v); |
1558 | LttvAttributeValue value; |
313bd6fc |
1559 | GSList **queue, **current; |
e62a7964 |
1560 | GSList *iter; |
1561 | |
1562 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1563 | LTTV_REQUESTS_QUEUE, |
1564 | LTTV_POINTER, |
1565 | &value)); |
313bd6fc |
1566 | queue = (GSList**)(value.v_pointer); |
e62a7964 |
1567 | |
313bd6fc |
1568 | iter = *queue; |
e62a7964 |
1569 | while(iter != NULL) { |
1570 | gboolean remove = FALSE; |
1571 | gboolean free_data = FALSE; |
1572 | |
1573 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; |
1574 | |
1575 | if(bg_req->module_name == module_name) { |
1576 | remove = TRUE; |
1577 | free_data = TRUE; |
1578 | } |
1579 | |
1580 | /* Go to next */ |
1581 | if(remove) |
1582 | { |
1583 | GSList *remove_iter = iter; |
1584 | |
1585 | iter = g_slist_next(iter); |
1586 | if(free_data) g_free(remove_iter->data); |
313bd6fc |
1587 | *queue = g_slist_remove_link(*queue, remove_iter); |
e62a7964 |
1588 | } else { // not remove |
1589 | iter = g_slist_next(iter); |
1590 | } |
1591 | } |
1592 | |
1593 | |
1594 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1595 | LTTV_REQUESTS_CURRENT, |
1596 | LTTV_POINTER, |
1597 | &value)); |
313bd6fc |
1598 | current = (GSList**)(value.v_pointer); |
e62a7964 |
1599 | |
313bd6fc |
1600 | iter = *current; |
e62a7964 |
1601 | while(iter != NULL) { |
1602 | gboolean remove = FALSE; |
1603 | gboolean free_data = FALSE; |
1604 | |
1605 | BackgroundRequest *bg_req = (BackgroundRequest*)iter->data; |
1606 | |
1607 | if(bg_req->module_name == module_name) { |
1608 | remove = TRUE; |
1609 | free_data = TRUE; |
1610 | } |
1611 | |
1612 | /* Go to next */ |
1613 | if(remove) |
1614 | { |
1615 | GSList *remove_iter = iter; |
1616 | |
1617 | iter = g_slist_next(iter); |
1618 | if(free_data) g_free(remove_iter->data); |
313bd6fc |
1619 | *current = g_slist_remove_link(*current, remove_iter); |
e62a7964 |
1620 | } else { // not remove |
1621 | iter = g_slist_next(iter); |
1622 | } |
1623 | } |
1624 | } |
1625 | } |
1626 | |
1627 | |
1628 | /** |
1629 | * Unregister the background computation hooks for a specific module. |
1630 | * |
1631 | * It also removes all the requests than can be currently processed by the |
1632 | * background computation algorithm for all the traces (list_in and list_out). |
1633 | * |
1634 | * @param module_name A GQuark : the name of the module which computes the |
1635 | * information. |
1636 | */ |
1637 | |
1638 | void lttvwindowtraces_unregister_computation_hooks |
1639 | (LttvAttributeName module_name) |
1640 | { |
1641 | LttvAttribute *g_attribute = lttv_global_attributes(); |
1642 | LttvAttribute *attribute; |
91fd6881 |
1643 | LttvAttributeValue value; |
e62a7964 |
1644 | |
1645 | g_assert(attribute = |
1646 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
1647 | LTTV_COMPUTATION))); |
1648 | g_assert(attribute = |
1649 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(attribute), |
1650 | module_name))); |
1651 | |
1652 | |
91fd6881 |
1653 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1654 | LTTV_BEFORE_CHUNK_TRACESET, |
1655 | LTTV_POINTER, |
1656 | &value)); |
1657 | LttvHooks *before_chunk_traceset = (LttvHooks*)*(value.v_pointer); |
1658 | if(before_chunk_traceset != NULL) |
1659 | lttv_hooks_destroy(before_chunk_traceset); |
1660 | |
1661 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1662 | LTTV_BEFORE_CHUNK_TRACE, |
1663 | LTTV_POINTER, |
1664 | &value)); |
1665 | LttvHooks *before_chunk_trace = (LttvHooks*)*(value.v_pointer); |
1666 | if(before_chunk_trace != NULL) |
1667 | lttv_hooks_destroy(before_chunk_trace); |
1668 | |
1669 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1670 | LTTV_BEFORE_CHUNK_TRACEFILE, |
1671 | LTTV_POINTER, |
1672 | &value)); |
1673 | LttvHooks *before_chunk_tracefile = (LttvHooks*)*(value.v_pointer); |
1674 | if(before_chunk_tracefile != NULL) |
1675 | lttv_hooks_destroy(before_chunk_tracefile); |
1676 | |
1677 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1678 | LTTV_AFTER_CHUNK_TRACESET, |
1679 | LTTV_POINTER, |
1680 | &value)); |
1681 | LttvHooks *after_chunk_traceset = (LttvHooks*)*(value.v_pointer); |
1682 | if(after_chunk_traceset != NULL) |
1683 | lttv_hooks_destroy(after_chunk_traceset); |
1684 | |
1685 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1686 | LTTV_AFTER_CHUNK_TRACE, |
1687 | LTTV_POINTER, |
1688 | &value)); |
1689 | LttvHooks *after_chunk_trace = (LttvHooks*)*(value.v_pointer); |
1690 | if(after_chunk_trace != NULL) |
1691 | lttv_hooks_destroy(after_chunk_trace); |
1692 | |
1693 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1694 | LTTV_AFTER_CHUNK_TRACEFILE, |
1695 | LTTV_POINTER, |
1696 | &value)); |
1697 | LttvHooks *after_chunk_tracefile = (LttvHooks*)*(value.v_pointer); |
1698 | if(after_chunk_tracefile != NULL) |
1699 | lttv_hooks_destroy(after_chunk_tracefile); |
1700 | |
1701 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1702 | LTTV_BEFORE_REQUEST, |
1703 | LTTV_POINTER, |
1704 | &value)); |
1705 | LttvHooks *before_request = (LttvHooks*)*(value.v_pointer); |
1706 | if(before_request != NULL) |
1707 | lttv_hooks_destroy(before_request); |
1708 | |
1709 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1710 | LTTV_AFTER_REQUEST, |
1711 | LTTV_POINTER, |
1712 | &value)); |
1713 | LttvHooks *after_request = (LttvHooks*)*(value.v_pointer); |
1714 | if(after_request != NULL) |
1715 | lttv_hooks_destroy(after_request); |
1716 | |
1717 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1718 | LTTV_EVENT_HOOK, |
1719 | LTTV_POINTER, |
1720 | &value)); |
1721 | LttvHooks *event_hook = (LttvHooks*)*(value.v_pointer); |
1722 | if(event_hook != NULL) |
1723 | lttv_hooks_destroy(event_hook); |
1724 | |
1725 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1726 | LTTV_EVENT_HOOK_BY_ID, |
1727 | LTTV_POINTER, |
1728 | &value)); |
1729 | LttvHooksById *event_hook_by_id = (LttvHooksById*)*(value.v_pointer); |
1730 | if(event_hook_by_id != NULL) |
1731 | lttv_hooks_by_id_destroy(event_hook_by_id); |
1732 | |
1733 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1734 | LTTV_HOOK_ADDER, |
1735 | LTTV_POINTER, |
1736 | &value)); |
1737 | LttvHooks *hook_adder = (LttvHooks*)*(value.v_pointer); |
1738 | if(hook_adder != NULL) |
1739 | lttv_hooks_destroy(hook_adder); |
1740 | |
1741 | g_assert(lttv_iattribute_find(LTTV_IATTRIBUTE(attribute), |
1742 | LTTV_HOOK_REMOVER, |
1743 | LTTV_POINTER, |
1744 | &value)); |
1745 | LttvHooks *hook_remover = (LttvHooks*)*(value.v_pointer); |
1746 | if(hook_remover != NULL) |
1747 | lttv_hooks_destroy(hook_remover); |
1748 | |
1749 | |
e62a7964 |
1750 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1751 | LTTV_EVENT_HOOK_BY_ID); |
1752 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1753 | LTTV_EVENT_HOOK); |
1754 | |
1755 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1756 | LTTV_AFTER_REQUEST); |
1757 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1758 | LTTV_BEFORE_REQUEST); |
1759 | |
1760 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1761 | LTTV_AFTER_CHUNK_TRACEFILE); |
1762 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1763 | LTTV_AFTER_CHUNK_TRACE); |
1764 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1765 | LTTV_AFTER_CHUNK_TRACESET); |
1766 | |
1767 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1768 | LTTV_BEFORE_CHUNK_TRACEFILE); |
1769 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1770 | LTTV_BEFORE_CHUNK_TRACE); |
1771 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1772 | LTTV_BEFORE_CHUNK_TRACESET); |
313bd6fc |
1773 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1774 | LTTV_HOOK_ADDER); |
1775 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1776 | LTTV_HOOK_REMOVER); |
1777 | |
e62a7964 |
1778 | /* finally, remove module name */ |
1779 | g_assert(attribute = |
1780 | LTTV_ATTRIBUTE(lttv_iattribute_find_subdir(LTTV_IATTRIBUTE(g_attribute), |
1781 | LTTV_COMPUTATION))); |
1782 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1783 | module_name); |
1784 | |
1785 | } |
1786 | |
b052368a |
1787 | /** |
1788 | * Lock a trace so no other instance can use it. |
1789 | * |
1790 | * @param trace The trace to lock. |
1791 | * @return 0 on success, -1 if cannot get lock. |
1792 | */ |
1793 | gint lttvwindowtraces_lock(LttvTrace *trace) |
1794 | { |
1795 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
1796 | LttvAttributeValue value; |
1797 | LttvAttributeType type; |
1798 | |
1799 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), |
1800 | LTTV_LOCK, |
1801 | &value); |
1802 | /* Verify the absence of the lock. */ |
1803 | if(type != LTTV_NONE) { |
1804 | g_critical("Cannot take trace lock"); |
1805 | return -1; |
1806 | } |
1807 | |
1808 | value = lttv_iattribute_add(LTTV_IATTRIBUTE(attribute), |
1809 | LTTV_LOCK, |
1810 | LTTV_INT); |
1811 | /* the value is left unset. The only presence of the attribute is necessary. |
1812 | */ |
1813 | |
1814 | return 0; |
1815 | } |
1816 | |
1817 | /** |
1818 | * Unlock a trace. |
1819 | * |
1820 | * @param trace The trace to unlock. |
1821 | * @return 0 on success, -1 if cannot unlock (not locked ?). |
1822 | */ |
1823 | gint lttvwindowtraces_unlock(LttvTrace *trace) |
1824 | { |
1825 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
1826 | LttvAttributeType type; |
1827 | LttvAttributeValue value; |
1828 | |
1829 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), |
1830 | LTTV_LOCK, |
1831 | &value); |
1832 | /* Verify the presence of the lock. */ |
1833 | if(type == LTTV_NONE) { |
1834 | g_critical("Cannot release trace lock"); |
1835 | return -1; |
1836 | } |
1837 | |
1838 | lttv_iattribute_remove_by_name(LTTV_IATTRIBUTE(attribute), |
1839 | LTTV_LOCK); |
1840 | |
1841 | return 0; |
1842 | } |
1843 | |
1844 | /** |
1845 | * Verify if a trace is locked. |
1846 | * |
1847 | * @param trace The trace to verify. |
1848 | * @return TRUE if locked, FALSE is unlocked. |
1849 | */ |
1850 | gint lttvwindowtraces_get_lock_state(LttvTrace *trace) |
1851 | { |
1852 | LttvAttribute *attribute = lttv_trace_attribute(trace); |
1853 | LttvAttributeType type; |
1854 | LttvAttributeValue value; |
1855 | |
1856 | type = lttv_iattribute_get_by_name(LTTV_IATTRIBUTE(attribute), |
1857 | LTTV_LOCK, |
1858 | &value); |
1859 | /* The only presence of the attribute is necessary. */ |
1860 | if(type == LTTV_NONE) |
1861 | return FALSE; |
1862 | else |
1863 | return TRUE; |
1864 | } |
e62a7964 |
1865 | |