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70407e86 BP |
1 | /* This file is part of the Linux Trace Toolkit viewer |
2 | * Copyright (C) 2009 Benjamin Poirier <benjamin.poirier@polymtl.ca> | |
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 | #define _ISOC99_SOURCE | |
20 | ||
21 | #ifdef HAVE_CONFIG_H | |
22 | #include <config.h> | |
23 | #endif | |
24 | ||
25 | #include <linux/if_ether.h> | |
26 | #include <math.h> | |
27 | #include <netinet/in.h> | |
28 | #include <stdint.h> | |
29 | #include <stdlib.h> | |
30 | ||
31 | #include "sync_chain.h" | |
32 | #include "event_processing_lttv_common.h" | |
33 | ||
34 | #include "event_processing_lttv_standard.h" | |
35 | ||
36 | ||
37 | #ifndef g_info | |
38 | #define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format) | |
39 | #endif | |
40 | ||
41 | ||
08365995 | 42 | // Functions common to all processing modules |
70407e86 BP |
43 | static void initProcessingLTTVStandard(SyncState* const syncState, |
44 | LttvTracesetContext* const traceSetContext); | |
45 | static void destroyProcessingLTTVStandard(SyncState* const syncState); | |
46 | ||
47 | static void finalizeProcessingLTTVStandard(SyncState* const syncState); | |
48 | static void printProcessingStatsLTTVStandard(SyncState* const syncState); | |
08365995 BP |
49 | static void writeProcessingGraphsPlotsLTTVStandard(FILE* stream, SyncState* |
50 | const syncState, const unsigned int i, const unsigned int j); | |
51 | static void writeProcessingGraphsOptionsLTTVStandard(FILE* stream, SyncState* | |
52 | const syncState, const unsigned int i, const unsigned int j); | |
70407e86 BP |
53 | |
54 | // Functions specific to this module | |
55 | static void registerProcessingLTTVStandard() __attribute__((constructor (102))); | |
56 | static gboolean processEventLTTVStandard(void* hookData, void* callData); | |
57 | static void partialDestroyProcessingLTTVStandard(SyncState* const syncState); | |
58 | ||
59 | ||
60 | static ProcessingModule processingModuleLTTVStandard = { | |
61 | .name= "LTTV-standard", | |
62 | .initProcessing= &initProcessingLTTVStandard, | |
63 | .destroyProcessing= &destroyProcessingLTTVStandard, | |
64 | .finalizeProcessing= &finalizeProcessingLTTVStandard, | |
65 | .printProcessingStats= &printProcessingStatsLTTVStandard, | |
08365995 BP |
66 | .writeProcessingGraphsPlots= &writeProcessingGraphsPlotsLTTVStandard, |
67 | .writeProcessingGraphsOptions= &writeProcessingGraphsOptionsLTTVStandard, | |
70407e86 BP |
68 | }; |
69 | ||
70 | ||
71 | ||
72 | /* | |
73 | * Processing Module registering function | |
74 | */ | |
75 | static void registerProcessingLTTVStandard() | |
76 | { | |
77 | g_queue_push_tail(&processingModules, &processingModuleLTTVStandard); | |
78 | ||
79 | createQuarks(); | |
80 | } | |
81 | ||
82 | ||
83 | /* | |
84 | * Allocate and initialize data structures for synchronizing a traceset. | |
85 | * Register event hooks. | |
86 | * | |
87 | * Args: | |
88 | * syncState: container for synchronization data. | |
89 | * This function allocates these processingData members: | |
90 | * traceNumTable | |
91 | * pendingRecv | |
92 | * hookListList | |
93 | * stats | |
94 | * traceSetContext: set of LTTV traces | |
95 | */ | |
96 | static void initProcessingLTTVStandard(SyncState* const syncState, LttvTracesetContext* | |
97 | const traceSetContext) | |
98 | { | |
99 | unsigned int i; | |
100 | ProcessingDataLTTVStandard* processingData; | |
101 | ||
102 | processingData= malloc(sizeof(ProcessingDataLTTVStandard)); | |
103 | syncState->processingData= processingData; | |
104 | processingData->traceSetContext= traceSetContext; | |
105 | ||
106 | if (syncState->stats) | |
107 | { | |
108 | processingData->stats= calloc(1, sizeof(ProcessingStatsLTTVStandard)); | |
109 | } | |
110 | else | |
111 | { | |
112 | processingData->stats= NULL; | |
113 | } | |
114 | ||
115 | processingData->traceNumTable= g_hash_table_new(&g_direct_hash, NULL); | |
116 | processingData->hookListList= g_array_sized_new(FALSE, FALSE, | |
117 | sizeof(GArray*), syncState->traceNb); | |
118 | processingData->pendingRecv= malloc(sizeof(GHashTable*) * | |
119 | syncState->traceNb); | |
120 | ||
121 | for(i= 0; i < syncState->traceNb; i++) | |
122 | { | |
123 | g_hash_table_insert(processingData->traceNumTable, | |
124 | processingData->traceSetContext->traces[i]->t, (gpointer) i); | |
125 | } | |
126 | ||
127 | for(i= 0; i < syncState->traceNb; i++) | |
128 | { | |
129 | processingData->pendingRecv[i]= g_hash_table_new_full(&g_direct_hash, | |
130 | NULL, NULL, &gdnDestroyNetEvent); | |
131 | } | |
132 | ||
133 | registerHooks(processingData->hookListList, traceSetContext, | |
08365995 | 134 | &processEventLTTVStandard, syncState); |
70407e86 BP |
135 | } |
136 | ||
137 | ||
138 | /* | |
139 | * Call the partial processing destroyer, obtain and adjust the factors from | |
140 | * downstream | |
141 | * | |
142 | * Args: | |
143 | * syncState container for synchronization data. | |
144 | */ | |
145 | static void finalizeProcessingLTTVStandard(SyncState* const syncState) | |
146 | { | |
147 | unsigned int i; | |
148 | GArray* factors; | |
149 | double minOffset, minDrift; | |
150 | unsigned int refFreqTrace; | |
151 | ProcessingDataLTTVStandard* processingData; | |
152 | ||
153 | processingData= (ProcessingDataLTTVStandard*) syncState->processingData; | |
154 | ||
155 | partialDestroyProcessingLTTVStandard(syncState); | |
156 | ||
157 | factors= syncState->matchingModule->finalizeMatching(syncState); | |
158 | ||
159 | /* The offsets are adjusted so the lowest one is 0. This is done because | |
160 | * of a Lttv specific limitation: events cannot have negative times. By | |
161 | * having non-negative offsets, events cannot be moved backwards to | |
162 | * negative times. | |
163 | */ | |
164 | minOffset= 0; | |
165 | for (i= 0; i < syncState->traceNb; i++) | |
166 | { | |
167 | minOffset= MIN(g_array_index(factors, Factors, i).offset, minOffset); | |
168 | } | |
169 | ||
170 | for (i= 0; i < syncState->traceNb; i++) | |
171 | { | |
172 | g_array_index(factors, Factors, i).offset-= minOffset; | |
173 | } | |
174 | ||
175 | /* Because the timestamps are corrected at the TSC level (not at the | |
176 | * LttTime level) all trace frequencies must be made equal. We choose to | |
177 | * use the frequency of the system with the lowest drift | |
178 | */ | |
179 | minDrift= INFINITY; | |
180 | refFreqTrace= 0; | |
181 | for (i= 0; i < syncState->traceNb; i++) | |
182 | { | |
183 | if (g_array_index(factors, Factors, i).drift < minDrift) | |
184 | { | |
185 | minDrift= g_array_index(factors, Factors, i).drift; | |
186 | refFreqTrace= i; | |
187 | } | |
188 | } | |
189 | g_assert(syncState->traceNb == 0 || minDrift != INFINITY); | |
190 | ||
191 | // Write the factors to the LttTrace structures | |
192 | for (i= 0; i < syncState->traceNb; i++) | |
193 | { | |
194 | LttTrace* t; | |
195 | Factors* traceFactors; | |
196 | ||
197 | t= processingData->traceSetContext->traces[i]->t; | |
198 | traceFactors= &g_array_index(factors, Factors, i); | |
199 | ||
200 | t->drift= traceFactors->drift; | |
201 | t->offset= traceFactors->offset; | |
202 | t->start_freq= | |
203 | processingData->traceSetContext->traces[refFreqTrace]->t->start_freq; | |
204 | t->freq_scale= | |
205 | processingData->traceSetContext->traces[refFreqTrace]->t->freq_scale; | |
206 | t->start_time_from_tsc = | |
207 | ltt_time_from_uint64(tsc_to_uint64(t->freq_scale, t->start_freq, | |
208 | t->drift * t->start_tsc + t->offset)); | |
209 | } | |
210 | ||
211 | g_array_free(factors, TRUE); | |
212 | ||
213 | lttv_traceset_context_compute_time_span(processingData->traceSetContext, | |
214 | &processingData->traceSetContext->time_span); | |
215 | ||
216 | g_debug("traceset start %ld.%09ld end %ld.%09ld\n", | |
217 | processingData->traceSetContext->time_span.start_time.tv_sec, | |
218 | processingData->traceSetContext->time_span.start_time.tv_nsec, | |
219 | processingData->traceSetContext->time_span.end_time.tv_sec, | |
220 | processingData->traceSetContext->time_span.end_time.tv_nsec); | |
221 | ||
222 | return; | |
223 | } | |
224 | ||
225 | ||
226 | /* | |
227 | * Print statistics related to processing and downstream modules. Must be | |
228 | * called after finalizeProcessing. | |
229 | * | |
230 | * Args: | |
231 | * syncState container for synchronization data. | |
232 | */ | |
233 | static void printProcessingStatsLTTVStandard(SyncState* const syncState) | |
234 | { | |
235 | unsigned int i; | |
236 | ProcessingDataLTTVStandard* processingData; | |
237 | ||
238 | if (!syncState->stats) | |
239 | { | |
240 | return; | |
241 | } | |
242 | ||
243 | processingData= (ProcessingDataLTTVStandard*) syncState->processingData; | |
244 | ||
245 | printf("LTTV processing stats:\n"); | |
246 | printf("\treceived frames: %d\n", processingData->stats->totRecv); | |
247 | printf("\treceived frames that are IP: %d\n", | |
248 | processingData->stats->totRecvIp); | |
249 | printf("\treceived and processed packets that are TCP: %d\n", | |
250 | processingData->stats->totInE); | |
251 | printf("\tsent packets that are TCP: %d\n", | |
252 | processingData->stats->totOutE); | |
253 | ||
254 | if (syncState->matchingModule->printMatchingStats != NULL) | |
255 | { | |
256 | syncState->matchingModule->printMatchingStats(syncState); | |
257 | } | |
258 | ||
259 | printf("Resulting synchronization factors:\n"); | |
260 | for (i= 0; i < syncState->traceNb; i++) | |
261 | { | |
262 | LttTrace* t; | |
263 | ||
264 | t= processingData->traceSetContext->traces[i]->t; | |
265 | ||
266 | printf("\ttrace %u drift= %g offset= %g (%f) start time= %ld.%09ld\n", | |
267 | i, t->drift, t->offset, (double) tsc_to_uint64(t->freq_scale, | |
268 | t->start_freq, t->offset) / NANOSECONDS_PER_SECOND, | |
269 | t->start_time_from_tsc.tv_sec, t->start_time_from_tsc.tv_nsec); | |
270 | } | |
271 | } | |
272 | ||
273 | ||
274 | /* | |
275 | * Unregister event hooks. Deallocate processingData. | |
276 | * | |
277 | * Args: | |
278 | * syncState: container for synchronization data. | |
279 | * This function deallocates these processingData members: | |
280 | * stats | |
281 | */ | |
282 | static void destroyProcessingLTTVStandard(SyncState* const syncState) | |
283 | { | |
284 | ProcessingDataLTTVStandard* processingData; | |
285 | ||
286 | processingData= (ProcessingDataLTTVStandard*) syncState->processingData; | |
287 | ||
288 | if (processingData == NULL) | |
289 | { | |
290 | return; | |
291 | } | |
292 | ||
293 | partialDestroyProcessingLTTVStandard(syncState); | |
294 | ||
295 | if (syncState->stats) | |
296 | { | |
297 | free(processingData->stats); | |
298 | } | |
299 | ||
300 | free(syncState->processingData); | |
301 | syncState->processingData= NULL; | |
302 | } | |
303 | ||
304 | ||
305 | /* | |
306 | * Unregister event hooks. Deallocate some of processingData. | |
307 | * | |
308 | * This function can be called right after the events have been processed to | |
309 | * free some data structures that are not needed for finalization. | |
310 | * | |
311 | * Args: | |
312 | * syncState: container for synchronization data. | |
313 | * This function deallocates these members: | |
314 | * traceNumTable | |
315 | * hookListList | |
316 | * pendingRecv | |
317 | */ | |
318 | static void partialDestroyProcessingLTTVStandard(SyncState* const syncState) | |
319 | { | |
320 | unsigned int i; | |
321 | ProcessingDataLTTVStandard* processingData; | |
322 | ||
323 | processingData= (ProcessingDataLTTVStandard*) syncState->processingData; | |
324 | ||
325 | if (processingData == NULL || processingData->traceNumTable == NULL) | |
326 | { | |
327 | return; | |
328 | } | |
329 | ||
330 | g_hash_table_destroy(processingData->traceNumTable); | |
331 | processingData->traceNumTable= NULL; | |
332 | ||
333 | for(i= 0; i < syncState->traceNb; i++) | |
334 | { | |
335 | ||
336 | g_debug("Cleaning up pendingRecv list\n"); | |
337 | g_hash_table_destroy(processingData->pendingRecv[i]); | |
338 | } | |
339 | free(processingData->pendingRecv); | |
340 | ||
341 | unregisterHooks(processingData->hookListList, | |
08365995 | 342 | processingData->traceSetContext); |
70407e86 BP |
343 | } |
344 | ||
345 | ||
346 | /* | |
347 | * Lttv hook function that will be called for network events | |
348 | * | |
349 | * Args: | |
350 | * hookData: LttvTraceHook* for the type of event that generated the call | |
351 | * callData: LttvTracefileContext* at the moment of the event | |
352 | * | |
353 | * Returns: | |
354 | * FALSE Always returns FALSE, meaning to keep processing hooks for | |
355 | * this event | |
356 | */ | |
357 | static gboolean processEventLTTVStandard(void* hookData, void* callData) | |
358 | { | |
359 | LttvTraceHook* traceHook; | |
360 | LttvTracefileContext* tfc; | |
361 | LttEvent* event; | |
362 | LttTime time; | |
363 | LttCycleCount tsc; | |
364 | LttTrace* trace; | |
365 | unsigned long traceNum; | |
366 | struct marker_info* info; | |
367 | SyncState* syncState; | |
368 | ProcessingDataLTTVStandard* processingData; | |
369 | ||
370 | traceHook= (LttvTraceHook*) hookData; | |
371 | tfc= (LttvTracefileContext*) callData; | |
372 | syncState= (SyncState*) traceHook->hook_data; | |
373 | processingData= (ProcessingDataLTTVStandard*) syncState->processingData; | |
374 | event= ltt_tracefile_get_event(tfc->tf); | |
375 | time= ltt_event_time(event); | |
376 | tsc= ltt_event_cycle_count(event); | |
377 | trace= tfc->t_context->t; | |
378 | info= marker_get_info_from_id(tfc->tf->mdata, event->event_id); | |
379 | ||
380 | g_assert(g_hash_table_lookup_extended(processingData->traceNumTable, | |
381 | trace, NULL, (gpointer*) &traceNum)); | |
382 | ||
383 | g_debug("XXXX process event: time: %ld.%09ld trace: %ld (%p) name: %s ", | |
384 | (long) time.tv_sec, time.tv_nsec, traceNum, trace, | |
385 | g_quark_to_string(info->name)); | |
386 | ||
387 | if (info->name == LTT_EVENT_DEV_XMIT) | |
388 | { | |
389 | NetEvent* outE; | |
390 | ||
391 | if (!ltt_event_get_unsigned(event, | |
392 | lttv_trace_get_hook_field(traceHook, 1)) == ETH_P_IP || | |
393 | !ltt_event_get_unsigned(event, | |
394 | lttv_trace_get_hook_field(traceHook, 2)) == IPPROTO_TCP) | |
395 | { | |
396 | return FALSE; | |
397 | } | |
398 | ||
399 | if (syncState->stats) | |
400 | { | |
401 | processingData->stats->totOutE++; | |
402 | } | |
403 | ||
404 | outE= malloc(sizeof(NetEvent)); | |
405 | outE->packetKey= malloc(sizeof(PacketKey)); | |
406 | ||
407 | outE->traceNum= traceNum; | |
408 | outE->tsc= tsc; | |
409 | outE->skb= NULL; | |
410 | outE->packetKey->connectionKey.saddr= ltt_event_get_unsigned(event, | |
411 | lttv_trace_get_hook_field(traceHook, 3)); | |
412 | outE->packetKey->connectionKey.daddr= ltt_event_get_unsigned(event, | |
413 | lttv_trace_get_hook_field(traceHook, 4)); | |
414 | outE->packetKey->tot_len= ltt_event_get_unsigned(event, | |
415 | lttv_trace_get_hook_field(traceHook, 5)); | |
416 | outE->packetKey->ihl= ltt_event_get_unsigned(event, | |
417 | lttv_trace_get_hook_field(traceHook, 6)); | |
418 | outE->packetKey->connectionKey.source= ltt_event_get_unsigned(event, | |
419 | lttv_trace_get_hook_field(traceHook, 7)); | |
420 | outE->packetKey->connectionKey.dest= ltt_event_get_unsigned(event, | |
421 | lttv_trace_get_hook_field(traceHook, 8)); | |
422 | outE->packetKey->seq= ltt_event_get_unsigned(event, | |
423 | lttv_trace_get_hook_field(traceHook, 9)); | |
424 | outE->packetKey->ack_seq= ltt_event_get_unsigned(event, | |
425 | lttv_trace_get_hook_field(traceHook, 10)); | |
426 | outE->packetKey->doff= ltt_event_get_unsigned(event, | |
427 | lttv_trace_get_hook_field(traceHook, 11)); | |
428 | outE->packetKey->ack= ltt_event_get_unsigned(event, | |
429 | lttv_trace_get_hook_field(traceHook, 12)); | |
430 | outE->packetKey->rst= ltt_event_get_unsigned(event, | |
431 | lttv_trace_get_hook_field(traceHook, 13)); | |
432 | outE->packetKey->syn= ltt_event_get_unsigned(event, | |
433 | lttv_trace_get_hook_field(traceHook, 14)); | |
434 | outE->packetKey->fin= ltt_event_get_unsigned(event, | |
435 | lttv_trace_get_hook_field(traceHook, 15)); | |
436 | ||
437 | syncState->matchingModule->matchEvent(syncState, outE, OUT); | |
438 | ||
439 | g_debug("Output event done\n"); | |
440 | } | |
441 | else if (info->name == LTT_EVENT_DEV_RECEIVE) | |
442 | { | |
443 | guint32 protocol; | |
444 | ||
445 | if (syncState->stats) | |
446 | { | |
447 | processingData->stats->totRecv++; | |
448 | } | |
449 | ||
450 | protocol= ltt_event_get_unsigned(event, | |
451 | lttv_trace_get_hook_field(traceHook, 1)); | |
452 | ||
453 | if (protocol == ETH_P_IP) | |
454 | { | |
455 | NetEvent* inE; | |
456 | ||
457 | if (syncState->stats) | |
458 | { | |
459 | processingData->stats->totRecvIp++; | |
460 | } | |
461 | ||
462 | inE= malloc(sizeof(NetEvent)); | |
463 | ||
464 | inE->traceNum= traceNum; | |
465 | inE->tsc= tsc; | |
466 | inE->skb= (void*) (long) ltt_event_get_long_unsigned(event, | |
467 | lttv_trace_get_hook_field(traceHook, 0)); | |
468 | inE->packetKey= NULL; | |
469 | ||
85c9417b | 470 | g_hash_table_replace(processingData->pendingRecv[traceNum], |
70407e86 BP |
471 | inE->skb, inE); |
472 | ||
473 | g_debug("Adding inE %p for skb %p to pendingRecv\n", inE, inE->skb); | |
474 | } | |
475 | else | |
476 | { | |
477 | g_debug("\n"); | |
478 | } | |
479 | } | |
480 | else if (info->name == LTT_EVENT_TCPV4_RCV) | |
481 | { | |
482 | NetEvent* inE; | |
483 | void* skb; | |
484 | ||
485 | // Search pendingRecv for an event with the same skb | |
486 | skb= (void*) (long) ltt_event_get_long_unsigned(event, | |
487 | lttv_trace_get_hook_field(traceHook, 0)); | |
488 | ||
489 | inE= (NetEvent*) | |
490 | g_hash_table_lookup(processingData->pendingRecv[traceNum], skb); | |
491 | if (inE == NULL) | |
492 | { | |
493 | // This should only happen in case of lost events | |
494 | g_debug("No matching pending receive event found\n"); | |
495 | } | |
496 | else | |
497 | { | |
498 | if (syncState->stats) | |
499 | { | |
500 | processingData->stats->totInE++; | |
501 | } | |
502 | ||
503 | // If it's there, remove it and proceed with a receive event | |
504 | g_hash_table_steal(processingData->pendingRecv[traceNum], skb); | |
505 | ||
506 | inE->packetKey= malloc(sizeof(PacketKey)); | |
507 | ||
508 | inE->packetKey->connectionKey.saddr= ltt_event_get_unsigned(event, | |
509 | lttv_trace_get_hook_field(traceHook, 1)); | |
510 | inE->packetKey->connectionKey.daddr= ltt_event_get_unsigned(event, | |
511 | lttv_trace_get_hook_field(traceHook, 2)); | |
512 | inE->packetKey->tot_len= ltt_event_get_unsigned(event, | |
513 | lttv_trace_get_hook_field(traceHook, 3)); | |
514 | inE->packetKey->ihl= ltt_event_get_unsigned(event, | |
515 | lttv_trace_get_hook_field(traceHook, 4)); | |
516 | inE->packetKey->connectionKey.source= ltt_event_get_unsigned(event, | |
517 | lttv_trace_get_hook_field(traceHook, 5)); | |
518 | inE->packetKey->connectionKey.dest= ltt_event_get_unsigned(event, | |
519 | lttv_trace_get_hook_field(traceHook, 6)); | |
520 | inE->packetKey->seq= ltt_event_get_unsigned(event, | |
521 | lttv_trace_get_hook_field(traceHook, 7)); | |
522 | inE->packetKey->ack_seq= ltt_event_get_unsigned(event, | |
523 | lttv_trace_get_hook_field(traceHook, 8)); | |
524 | inE->packetKey->doff= ltt_event_get_unsigned(event, | |
525 | lttv_trace_get_hook_field(traceHook, 9)); | |
526 | inE->packetKey->ack= ltt_event_get_unsigned(event, | |
527 | lttv_trace_get_hook_field(traceHook, 10)); | |
528 | inE->packetKey->rst= ltt_event_get_unsigned(event, | |
529 | lttv_trace_get_hook_field(traceHook, 11)); | |
530 | inE->packetKey->syn= ltt_event_get_unsigned(event, | |
531 | lttv_trace_get_hook_field(traceHook, 12)); | |
532 | inE->packetKey->fin= ltt_event_get_unsigned(event, | |
533 | lttv_trace_get_hook_field(traceHook, 13)); | |
534 | ||
535 | syncState->matchingModule->matchEvent(syncState, inE, IN); | |
536 | ||
537 | g_debug("Input event %p for skb %p done\n", inE, skb); | |
538 | } | |
539 | } | |
70407e86 BP |
540 | else if (info->name == LTT_EVENT_NETWORK_IPV4_INTERFACE) |
541 | { | |
542 | char* name; | |
543 | guint64 address; | |
544 | gint64 up; | |
545 | char addressString[17]; | |
546 | ||
547 | address= ltt_event_get_long_unsigned(event, | |
548 | lttv_trace_get_hook_field(traceHook, 1)); | |
549 | up= ltt_event_get_long_int(event, lttv_trace_get_hook_field(traceHook, | |
550 | 2)); | |
551 | /* name must be the last field to get or else copy the string, see the | |
552 | * doc for ltt_event_get_string() | |
553 | */ | |
554 | name= ltt_event_get_string(event, lttv_trace_get_hook_field(traceHook, | |
555 | 0)); | |
556 | ||
557 | convertIP(addressString, address); | |
558 | ||
559 | g_debug("name \"%s\" address %s up %lld\n", name, addressString, up); | |
560 | } | |
561 | else | |
562 | { | |
563 | g_assert_not_reached(); | |
564 | } | |
565 | ||
566 | return FALSE; | |
567 | } | |
08365995 BP |
568 | |
569 | ||
570 | /* | |
571 | * Write the processing-specific graph lines in the gnuplot script (none at | |
572 | * the moment). Call the downstream module's graph function. | |
573 | * | |
574 | * Args: | |
575 | * stream: stream where to write the data | |
576 | * syncState: container for synchronization data | |
577 | * i: first trace number | |
578 | * j: second trace number, garanteed to be larger than i | |
579 | */ | |
580 | static void writeProcessingGraphsPlotsLTTVStandard(FILE* stream, SyncState* | |
581 | const syncState, const unsigned int i, const unsigned int j) | |
582 | { | |
583 | if (syncState->matchingModule->writeMatchingGraphsPlots != NULL) | |
584 | { | |
585 | syncState->matchingModule->writeMatchingGraphsPlots(stream, syncState, | |
586 | i, j); | |
587 | } | |
588 | } | |
589 | ||
590 | ||
591 | /* | |
592 | * Write the processing-specific options in the gnuplot script. Call the | |
593 | * downstream module's options function. | |
594 | * | |
595 | * Args: | |
596 | * stream: stream where to write the data | |
597 | * syncState: container for synchronization data | |
598 | * i: first trace number | |
599 | * j: second trace number, garanteed to be larger than i | |
600 | */ | |
601 | static void writeProcessingGraphsOptionsLTTVStandard(FILE* stream, SyncState* | |
602 | const syncState, const unsigned int i, const unsigned int j) | |
603 | { | |
604 | ProcessingDataLTTVStandard* processingData; | |
605 | LttTrace* traceI, * traceJ; | |
606 | ||
607 | processingData= (ProcessingDataLTTVStandard*) syncState->processingData; | |
608 | ||
609 | traceI= processingData->traceSetContext->traces[i]->t; | |
610 | traceJ= processingData->traceSetContext->traces[j]->t; | |
611 | ||
612 | fprintf(stream, | |
613 | "set x2label \"Clock %1$d (s)\"\n" | |
614 | "set x2range [GPVAL_X_MIN / %2$.1f : GPVAL_X_MAX / %2$.1f]\n" | |
615 | "set x2tics\n" | |
616 | "set y2label \"Clock %3$d (s)\"\n" | |
617 | "set y2range [GPVAL_Y_MIN / %4$.1f : GPVAL_Y_MAX / %4$.1f]\n" | |
618 | "set y2tics\n", i, (double) traceI->start_freq / traceI->freq_scale, | |
619 | j, (double) traceJ->start_freq / traceJ->freq_scale); | |
620 | ||
621 | if (syncState->matchingModule->writeMatchingGraphsOptions != NULL) | |
622 | { | |
623 | syncState->matchingModule->writeMatchingGraphsOptions(stream, | |
624 | syncState, i, j); | |
625 | } | |
626 | } |