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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> | |
f6691532 | 30 | #include <string.h> |
70407e86 | 31 | |
10341d26 BP |
32 | #include "sync_chain_lttv.h" |
33 | #include "event_processing_lttng_common.h" | |
70407e86 | 34 | |
10341d26 | 35 | #include "event_processing_lttng_standard.h" |
70407e86 BP |
36 | |
37 | ||
38 | #ifndef g_info | |
39 | #define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format) | |
40 | #endif | |
41 | ||
42 | ||
08365995 | 43 | // Functions common to all processing modules |
70407e86 BP |
44 | static void initProcessingLTTVStandard(SyncState* const syncState, |
45 | LttvTracesetContext* const traceSetContext); | |
46 | static void destroyProcessingLTTVStandard(SyncState* const syncState); | |
47 | ||
48 | static void finalizeProcessingLTTVStandard(SyncState* const syncState); | |
49 | static void printProcessingStatsLTTVStandard(SyncState* const syncState); | |
08365995 BP |
50 | static void writeProcessingGraphsPlotsLTTVStandard(FILE* stream, SyncState* |
51 | const syncState, const unsigned int i, const unsigned int j); | |
52 | static void writeProcessingGraphsOptionsLTTVStandard(FILE* stream, SyncState* | |
53 | const syncState, const unsigned int i, const unsigned int j); | |
70407e86 BP |
54 | |
55 | // Functions specific to this module | |
56 | static void registerProcessingLTTVStandard() __attribute__((constructor (102))); | |
57 | static gboolean processEventLTTVStandard(void* hookData, void* callData); | |
58 | static void partialDestroyProcessingLTTVStandard(SyncState* const syncState); | |
59 | ||
60 | ||
61 | static ProcessingModule processingModuleLTTVStandard = { | |
62 | .name= "LTTV-standard", | |
63 | .initProcessing= &initProcessingLTTVStandard, | |
64 | .destroyProcessing= &destroyProcessingLTTVStandard, | |
65 | .finalizeProcessing= &finalizeProcessingLTTVStandard, | |
66 | .printProcessingStats= &printProcessingStatsLTTVStandard, | |
08365995 BP |
67 | .writeProcessingGraphsPlots= &writeProcessingGraphsPlotsLTTVStandard, |
68 | .writeProcessingGraphsOptions= &writeProcessingGraphsOptionsLTTVStandard, | |
70407e86 BP |
69 | }; |
70 | ||
71 | ||
72 | ||
73 | /* | |
74 | * Processing Module registering function | |
75 | */ | |
76 | static void registerProcessingLTTVStandard() | |
77 | { | |
78 | g_queue_push_tail(&processingModules, &processingModuleLTTVStandard); | |
79 | ||
80 | createQuarks(); | |
81 | } | |
82 | ||
83 | ||
84 | /* | |
85 | * Allocate and initialize data structures for synchronizing a traceset. | |
86 | * Register event hooks. | |
87 | * | |
88 | * Args: | |
89 | * syncState: container for synchronization data. | |
90 | * This function allocates these processingData members: | |
91 | * traceNumTable | |
92 | * pendingRecv | |
93 | * hookListList | |
94 | * stats | |
95 | * traceSetContext: set of LTTV traces | |
96 | */ | |
97 | static void initProcessingLTTVStandard(SyncState* const syncState, LttvTracesetContext* | |
98 | const traceSetContext) | |
99 | { | |
100 | unsigned int i; | |
101 | ProcessingDataLTTVStandard* processingData; | |
102 | ||
103 | processingData= malloc(sizeof(ProcessingDataLTTVStandard)); | |
104 | syncState->processingData= processingData; | |
105 | processingData->traceSetContext= traceSetContext; | |
106 | ||
107 | if (syncState->stats) | |
108 | { | |
109 | processingData->stats= calloc(1, sizeof(ProcessingStatsLTTVStandard)); | |
110 | } | |
111 | else | |
112 | { | |
113 | processingData->stats= NULL; | |
114 | } | |
115 | ||
116 | processingData->traceNumTable= g_hash_table_new(&g_direct_hash, NULL); | |
117 | processingData->hookListList= g_array_sized_new(FALSE, FALSE, | |
118 | sizeof(GArray*), syncState->traceNb); | |
119 | processingData->pendingRecv= malloc(sizeof(GHashTable*) * | |
120 | syncState->traceNb); | |
121 | ||
122 | for(i= 0; i < syncState->traceNb; i++) | |
123 | { | |
124 | g_hash_table_insert(processingData->traceNumTable, | |
125 | processingData->traceSetContext->traces[i]->t, (gpointer) i); | |
126 | } | |
127 | ||
128 | for(i= 0; i < syncState->traceNb; i++) | |
129 | { | |
130 | processingData->pendingRecv[i]= g_hash_table_new_full(&g_direct_hash, | |
10341d26 | 131 | NULL, NULL, &gdnDestroyEvent); |
70407e86 BP |
132 | } |
133 | ||
134 | registerHooks(processingData->hookListList, traceSetContext, | |
f6691532 BP |
135 | &processEventLTTVStandard, syncState, |
136 | syncState->matchingModule->canMatch); | |
70407e86 BP |
137 | } |
138 | ||
139 | ||
140 | /* | |
141 | * Call the partial processing destroyer, obtain and adjust the factors from | |
142 | * downstream | |
143 | * | |
144 | * Args: | |
145 | * syncState container for synchronization data. | |
146 | */ | |
147 | static void finalizeProcessingLTTVStandard(SyncState* const syncState) | |
148 | { | |
149 | unsigned int i; | |
150 | GArray* factors; | |
151 | double minOffset, minDrift; | |
152 | unsigned int refFreqTrace; | |
153 | ProcessingDataLTTVStandard* processingData; | |
154 | ||
155 | processingData= (ProcessingDataLTTVStandard*) syncState->processingData; | |
156 | ||
157 | partialDestroyProcessingLTTVStandard(syncState); | |
158 | ||
159 | factors= syncState->matchingModule->finalizeMatching(syncState); | |
160 | ||
161 | /* The offsets are adjusted so the lowest one is 0. This is done because | |
162 | * of a Lttv specific limitation: events cannot have negative times. By | |
163 | * having non-negative offsets, events cannot be moved backwards to | |
164 | * negative times. | |
165 | */ | |
166 | minOffset= 0; | |
167 | for (i= 0; i < syncState->traceNb; i++) | |
168 | { | |
169 | minOffset= MIN(g_array_index(factors, Factors, i).offset, minOffset); | |
170 | } | |
171 | ||
172 | for (i= 0; i < syncState->traceNb; i++) | |
173 | { | |
174 | g_array_index(factors, Factors, i).offset-= minOffset; | |
175 | } | |
176 | ||
177 | /* Because the timestamps are corrected at the TSC level (not at the | |
178 | * LttTime level) all trace frequencies must be made equal. We choose to | |
179 | * use the frequency of the system with the lowest drift | |
180 | */ | |
181 | minDrift= INFINITY; | |
182 | refFreqTrace= 0; | |
183 | for (i= 0; i < syncState->traceNb; i++) | |
184 | { | |
185 | if (g_array_index(factors, Factors, i).drift < minDrift) | |
186 | { | |
187 | minDrift= g_array_index(factors, Factors, i).drift; | |
188 | refFreqTrace= i; | |
189 | } | |
190 | } | |
191 | g_assert(syncState->traceNb == 0 || minDrift != INFINITY); | |
192 | ||
193 | // Write the factors to the LttTrace structures | |
194 | for (i= 0; i < syncState->traceNb; i++) | |
195 | { | |
196 | LttTrace* t; | |
197 | Factors* traceFactors; | |
198 | ||
199 | t= processingData->traceSetContext->traces[i]->t; | |
200 | traceFactors= &g_array_index(factors, Factors, i); | |
201 | ||
202 | t->drift= traceFactors->drift; | |
203 | t->offset= traceFactors->offset; | |
204 | t->start_freq= | |
205 | processingData->traceSetContext->traces[refFreqTrace]->t->start_freq; | |
206 | t->freq_scale= | |
207 | processingData->traceSetContext->traces[refFreqTrace]->t->freq_scale; | |
208 | t->start_time_from_tsc = | |
209 | ltt_time_from_uint64(tsc_to_uint64(t->freq_scale, t->start_freq, | |
210 | t->drift * t->start_tsc + t->offset)); | |
211 | } | |
212 | ||
213 | g_array_free(factors, TRUE); | |
214 | ||
215 | lttv_traceset_context_compute_time_span(processingData->traceSetContext, | |
216 | &processingData->traceSetContext->time_span); | |
217 | ||
218 | g_debug("traceset start %ld.%09ld end %ld.%09ld\n", | |
219 | processingData->traceSetContext->time_span.start_time.tv_sec, | |
220 | processingData->traceSetContext->time_span.start_time.tv_nsec, | |
221 | processingData->traceSetContext->time_span.end_time.tv_sec, | |
222 | processingData->traceSetContext->time_span.end_time.tv_nsec); | |
70407e86 BP |
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); | |
f6691532 BP |
249 | if (syncState->matchingModule->canMatch[TCP]) |
250 | { | |
251 | printf("\treceived and processed packets that are TCP: %d\n", | |
252 | processingData->stats->totRecvTCP); | |
253 | } | |
254 | if (syncState->matchingModule->canMatch[UDP]) | |
255 | { | |
256 | printf("\treceived and processed packets that are UDP: %d\n", | |
257 | processingData->stats->totRecvUDP); | |
258 | } | |
259 | if (syncState->matchingModule->canMatch[TCP]) | |
260 | { | |
261 | printf("\tsent packets that are TCP: %d\n", | |
262 | processingData->stats->totOutE); | |
263 | } | |
70407e86 BP |
264 | |
265 | if (syncState->matchingModule->printMatchingStats != NULL) | |
266 | { | |
267 | syncState->matchingModule->printMatchingStats(syncState); | |
268 | } | |
269 | ||
270 | printf("Resulting synchronization factors:\n"); | |
271 | for (i= 0; i < syncState->traceNb; i++) | |
272 | { | |
273 | LttTrace* t; | |
274 | ||
275 | t= processingData->traceSetContext->traces[i]->t; | |
276 | ||
277 | printf("\ttrace %u drift= %g offset= %g (%f) start time= %ld.%09ld\n", | |
278 | i, t->drift, t->offset, (double) tsc_to_uint64(t->freq_scale, | |
279 | t->start_freq, t->offset) / NANOSECONDS_PER_SECOND, | |
280 | t->start_time_from_tsc.tv_sec, t->start_time_from_tsc.tv_nsec); | |
281 | } | |
282 | } | |
283 | ||
284 | ||
285 | /* | |
286 | * Unregister event hooks. Deallocate processingData. | |
287 | * | |
288 | * Args: | |
289 | * syncState: container for synchronization data. | |
290 | * This function deallocates these processingData members: | |
291 | * stats | |
292 | */ | |
293 | static void destroyProcessingLTTVStandard(SyncState* const syncState) | |
294 | { | |
295 | ProcessingDataLTTVStandard* processingData; | |
296 | ||
297 | processingData= (ProcessingDataLTTVStandard*) syncState->processingData; | |
298 | ||
299 | if (processingData == NULL) | |
300 | { | |
301 | return; | |
302 | } | |
303 | ||
304 | partialDestroyProcessingLTTVStandard(syncState); | |
305 | ||
306 | if (syncState->stats) | |
307 | { | |
308 | free(processingData->stats); | |
309 | } | |
310 | ||
311 | free(syncState->processingData); | |
312 | syncState->processingData= NULL; | |
313 | } | |
314 | ||
315 | ||
316 | /* | |
317 | * Unregister event hooks. Deallocate some of processingData. | |
318 | * | |
319 | * This function can be called right after the events have been processed to | |
320 | * free some data structures that are not needed for finalization. | |
321 | * | |
322 | * Args: | |
323 | * syncState: container for synchronization data. | |
324 | * This function deallocates these members: | |
325 | * traceNumTable | |
326 | * hookListList | |
327 | * pendingRecv | |
328 | */ | |
329 | static void partialDestroyProcessingLTTVStandard(SyncState* const syncState) | |
330 | { | |
331 | unsigned int i; | |
332 | ProcessingDataLTTVStandard* processingData; | |
333 | ||
334 | processingData= (ProcessingDataLTTVStandard*) syncState->processingData; | |
335 | ||
336 | if (processingData == NULL || processingData->traceNumTable == NULL) | |
337 | { | |
338 | return; | |
339 | } | |
340 | ||
341 | g_hash_table_destroy(processingData->traceNumTable); | |
342 | processingData->traceNumTable= NULL; | |
343 | ||
344 | for(i= 0; i < syncState->traceNb; i++) | |
345 | { | |
346 | ||
347 | g_debug("Cleaning up pendingRecv list\n"); | |
348 | g_hash_table_destroy(processingData->pendingRecv[i]); | |
349 | } | |
350 | free(processingData->pendingRecv); | |
351 | ||
352 | unregisterHooks(processingData->hookListList, | |
08365995 | 353 | processingData->traceSetContext); |
70407e86 BP |
354 | } |
355 | ||
356 | ||
357 | /* | |
358 | * Lttv hook function that will be called for network events | |
359 | * | |
360 | * Args: | |
361 | * hookData: LttvTraceHook* for the type of event that generated the call | |
362 | * callData: LttvTracefileContext* at the moment of the event | |
363 | * | |
364 | * Returns: | |
365 | * FALSE Always returns FALSE, meaning to keep processing hooks for | |
366 | * this event | |
367 | */ | |
368 | static gboolean processEventLTTVStandard(void* hookData, void* callData) | |
369 | { | |
370 | LttvTraceHook* traceHook; | |
371 | LttvTracefileContext* tfc; | |
372 | LttEvent* event; | |
373 | LttTime time; | |
374 | LttCycleCount tsc; | |
375 | LttTrace* trace; | |
376 | unsigned long traceNum; | |
377 | struct marker_info* info; | |
378 | SyncState* syncState; | |
379 | ProcessingDataLTTVStandard* processingData; | |
380 | ||
381 | traceHook= (LttvTraceHook*) hookData; | |
382 | tfc= (LttvTracefileContext*) callData; | |
9a9ca632 | 383 | trace= tfc->t_context->t; |
70407e86 BP |
384 | syncState= (SyncState*) traceHook->hook_data; |
385 | processingData= (ProcessingDataLTTVStandard*) syncState->processingData; | |
386 | event= ltt_tracefile_get_event(tfc->tf); | |
387 | time= ltt_event_time(event); | |
9a9ca632 | 388 | tsc= trace->drift * ltt_event_cycle_count(event) + trace->offset; |
70407e86 BP |
389 | info= marker_get_info_from_id(tfc->tf->mdata, event->event_id); |
390 | ||
391 | g_assert(g_hash_table_lookup_extended(processingData->traceNumTable, | |
392 | trace, NULL, (gpointer*) &traceNum)); | |
393 | ||
394 | g_debug("XXXX process event: time: %ld.%09ld trace: %ld (%p) name: %s ", | |
395 | (long) time.tv_sec, time.tv_nsec, traceNum, trace, | |
396 | g_quark_to_string(info->name)); | |
397 | ||
fea7219b | 398 | if (info->name == LTT_EVENT_DEV_XMIT_EXTENDED) |
70407e86 | 399 | { |
10341d26 | 400 | Event* outE; |
70407e86 BP |
401 | |
402 | if (!ltt_event_get_unsigned(event, | |
403 | lttv_trace_get_hook_field(traceHook, 1)) == ETH_P_IP || | |
404 | !ltt_event_get_unsigned(event, | |
405 | lttv_trace_get_hook_field(traceHook, 2)) == IPPROTO_TCP) | |
406 | { | |
407 | return FALSE; | |
408 | } | |
409 | ||
f6691532 BP |
410 | if (!syncState->matchingModule->canMatch[TCP]) |
411 | { | |
412 | return FALSE; | |
413 | } | |
414 | ||
70407e86 BP |
415 | if (syncState->stats) |
416 | { | |
417 | processingData->stats->totOutE++; | |
418 | } | |
419 | ||
10341d26 | 420 | outE= malloc(sizeof(Event)); |
70407e86 | 421 | outE->traceNum= traceNum; |
10341d26 BP |
422 | outE->time= tsc; |
423 | outE->type= TCP; | |
424 | outE->destroy= &destroyTCPEvent; | |
425 | outE->event.tcpEvent= malloc(sizeof(TCPEvent)); | |
426 | outE->event.tcpEvent->direction= OUT; | |
427 | outE->event.tcpEvent->segmentKey= malloc(sizeof(SegmentKey)); | |
428 | outE->event.tcpEvent->segmentKey->connectionKey.saddr= | |
429 | ltt_event_get_unsigned(event, lttv_trace_get_hook_field(traceHook, | |
430 | 3)); | |
431 | outE->event.tcpEvent->segmentKey->connectionKey.daddr= | |
432 | ltt_event_get_unsigned(event, lttv_trace_get_hook_field(traceHook, | |
433 | 4)); | |
434 | outE->event.tcpEvent->segmentKey->tot_len= | |
435 | ltt_event_get_unsigned(event, lttv_trace_get_hook_field(traceHook, | |
436 | 5)); | |
437 | outE->event.tcpEvent->segmentKey->ihl= ltt_event_get_unsigned(event, | |
70407e86 | 438 | lttv_trace_get_hook_field(traceHook, 6)); |
10341d26 BP |
439 | outE->event.tcpEvent->segmentKey->connectionKey.source= |
440 | ltt_event_get_unsigned(event, lttv_trace_get_hook_field(traceHook, | |
441 | 7)); | |
442 | outE->event.tcpEvent->segmentKey->connectionKey.dest= | |
443 | ltt_event_get_unsigned(event, lttv_trace_get_hook_field(traceHook, | |
444 | 8)); | |
445 | outE->event.tcpEvent->segmentKey->seq= ltt_event_get_unsigned(event, | |
70407e86 | 446 | lttv_trace_get_hook_field(traceHook, 9)); |
10341d26 BP |
447 | outE->event.tcpEvent->segmentKey->ack_seq= |
448 | ltt_event_get_unsigned(event, lttv_trace_get_hook_field(traceHook, | |
449 | 10)); | |
450 | outE->event.tcpEvent->segmentKey->doff= ltt_event_get_unsigned(event, | |
70407e86 | 451 | lttv_trace_get_hook_field(traceHook, 11)); |
10341d26 | 452 | outE->event.tcpEvent->segmentKey->ack= ltt_event_get_unsigned(event, |
70407e86 | 453 | lttv_trace_get_hook_field(traceHook, 12)); |
10341d26 | 454 | outE->event.tcpEvent->segmentKey->rst= ltt_event_get_unsigned(event, |
70407e86 | 455 | lttv_trace_get_hook_field(traceHook, 13)); |
10341d26 | 456 | outE->event.tcpEvent->segmentKey->syn= ltt_event_get_unsigned(event, |
70407e86 | 457 | lttv_trace_get_hook_field(traceHook, 14)); |
10341d26 | 458 | outE->event.tcpEvent->segmentKey->fin= ltt_event_get_unsigned(event, |
70407e86 BP |
459 | lttv_trace_get_hook_field(traceHook, 15)); |
460 | ||
10341d26 | 461 | syncState->matchingModule->matchEvent(syncState, outE); |
70407e86 BP |
462 | |
463 | g_debug("Output event done\n"); | |
464 | } | |
465 | else if (info->name == LTT_EVENT_DEV_RECEIVE) | |
466 | { | |
467 | guint32 protocol; | |
468 | ||
469 | if (syncState->stats) | |
470 | { | |
471 | processingData->stats->totRecv++; | |
472 | } | |
473 | ||
474 | protocol= ltt_event_get_unsigned(event, | |
475 | lttv_trace_get_hook_field(traceHook, 1)); | |
476 | ||
477 | if (protocol == ETH_P_IP) | |
478 | { | |
10341d26 BP |
479 | Event* inE; |
480 | void* skb; | |
70407e86 BP |
481 | |
482 | if (syncState->stats) | |
483 | { | |
484 | processingData->stats->totRecvIp++; | |
485 | } | |
486 | ||
10341d26 | 487 | inE= malloc(sizeof(Event)); |
70407e86 | 488 | inE->traceNum= traceNum; |
10341d26 BP |
489 | inE->time= tsc; |
490 | inE->event.tcpEvent= NULL; | |
491 | inE->destroy= &destroyEvent; | |
70407e86 | 492 | |
10341d26 BP |
493 | skb= (void*) (long) ltt_event_get_long_unsigned(event, |
494 | lttv_trace_get_hook_field(traceHook, 0)); | |
495 | g_hash_table_replace(processingData->pendingRecv[traceNum], skb, | |
496 | inE); | |
70407e86 | 497 | |
10341d26 | 498 | g_debug("Adding inE %p for skb %p to pendingRecv\n", inE, skb); |
70407e86 BP |
499 | } |
500 | else | |
501 | { | |
502 | g_debug("\n"); | |
503 | } | |
504 | } | |
fea7219b | 505 | else if (info->name == LTT_EVENT_TCPV4_RCV_EXTENDED) |
70407e86 | 506 | { |
10341d26 | 507 | Event* inE; |
70407e86 BP |
508 | void* skb; |
509 | ||
510 | // Search pendingRecv for an event with the same skb | |
511 | skb= (void*) (long) ltt_event_get_long_unsigned(event, | |
512 | lttv_trace_get_hook_field(traceHook, 0)); | |
513 | ||
10341d26 | 514 | inE= (Event*) |
70407e86 BP |
515 | g_hash_table_lookup(processingData->pendingRecv[traceNum], skb); |
516 | if (inE == NULL) | |
517 | { | |
518 | // This should only happen in case of lost events | |
f6691532 | 519 | g_warning("No matching pending receive event found"); |
70407e86 BP |
520 | } |
521 | else | |
522 | { | |
523 | if (syncState->stats) | |
524 | { | |
f6691532 | 525 | processingData->stats->totRecvTCP++; |
70407e86 BP |
526 | } |
527 | ||
528 | // If it's there, remove it and proceed with a receive event | |
529 | g_hash_table_steal(processingData->pendingRecv[traceNum], skb); | |
530 | ||
10341d26 BP |
531 | inE->type= TCP; |
532 | inE->event.tcpEvent= malloc(sizeof(TCPEvent)); | |
533 | inE->destroy= &destroyTCPEvent; | |
534 | inE->event.tcpEvent->direction= IN; | |
535 | inE->event.tcpEvent->segmentKey= malloc(sizeof(SegmentKey)); | |
536 | inE->event.tcpEvent->segmentKey->connectionKey.saddr= | |
537 | ltt_event_get_unsigned(event, | |
538 | lttv_trace_get_hook_field(traceHook, 1)); | |
539 | inE->event.tcpEvent->segmentKey->connectionKey.daddr= | |
540 | ltt_event_get_unsigned(event, | |
541 | lttv_trace_get_hook_field(traceHook, 2)); | |
542 | inE->event.tcpEvent->segmentKey->tot_len= | |
543 | ltt_event_get_unsigned(event, | |
544 | lttv_trace_get_hook_field(traceHook, 3)); | |
545 | inE->event.tcpEvent->segmentKey->ihl= | |
546 | ltt_event_get_unsigned(event, | |
547 | lttv_trace_get_hook_field(traceHook, 4)); | |
548 | inE->event.tcpEvent->segmentKey->connectionKey.source= | |
549 | ltt_event_get_unsigned(event, | |
550 | lttv_trace_get_hook_field(traceHook, 5)); | |
551 | inE->event.tcpEvent->segmentKey->connectionKey.dest= | |
552 | ltt_event_get_unsigned(event, | |
553 | lttv_trace_get_hook_field(traceHook, 6)); | |
554 | inE->event.tcpEvent->segmentKey->seq= | |
555 | ltt_event_get_unsigned(event, | |
556 | lttv_trace_get_hook_field(traceHook, 7)); | |
557 | inE->event.tcpEvent->segmentKey->ack_seq= | |
558 | ltt_event_get_unsigned(event, | |
559 | lttv_trace_get_hook_field(traceHook, 8)); | |
560 | inE->event.tcpEvent->segmentKey->doff= | |
561 | ltt_event_get_unsigned(event, | |
562 | lttv_trace_get_hook_field(traceHook, 9)); | |
563 | inE->event.tcpEvent->segmentKey->ack= | |
564 | ltt_event_get_unsigned(event, | |
565 | lttv_trace_get_hook_field(traceHook, 10)); | |
566 | inE->event.tcpEvent->segmentKey->rst= | |
567 | ltt_event_get_unsigned(event, | |
568 | lttv_trace_get_hook_field(traceHook, 11)); | |
569 | inE->event.tcpEvent->segmentKey->syn= | |
570 | ltt_event_get_unsigned(event, | |
571 | lttv_trace_get_hook_field(traceHook, 12)); | |
572 | inE->event.tcpEvent->segmentKey->fin= | |
573 | ltt_event_get_unsigned(event, | |
574 | lttv_trace_get_hook_field(traceHook, 13)); | |
575 | ||
576 | syncState->matchingModule->matchEvent(syncState, inE); | |
70407e86 | 577 | |
f6691532 | 578 | g_debug("TCP input event %p for skb %p done\n", inE, skb); |
70407e86 BP |
579 | } |
580 | } | |
f6691532 | 581 | else if (info->name == LTT_EVENT_UDPV4_RCV_EXTENDED) |
70407e86 | 582 | { |
f6691532 BP |
583 | Event* inE; |
584 | void* skb; | |
70407e86 | 585 | |
f6691532 BP |
586 | // Search pendingRecv for an event with the same skb |
587 | skb= (void*) (long) ltt_event_get_long_unsigned(event, | |
588 | lttv_trace_get_hook_field(traceHook, 0)); | |
70407e86 | 589 | |
f6691532 BP |
590 | inE= (Event*) |
591 | g_hash_table_lookup(processingData->pendingRecv[traceNum], skb); | |
592 | if (inE == NULL) | |
593 | { | |
594 | // This should only happen in case of lost events | |
595 | g_warning("No matching pending receive event found"); | |
596 | } | |
597 | else | |
598 | { | |
599 | guint64 dataStart; | |
70407e86 | 600 | |
f6691532 BP |
601 | if (syncState->stats) |
602 | { | |
603 | processingData->stats->totRecvUDP++; | |
604 | } | |
605 | ||
606 | // If it's there, remove it and proceed with a receive event | |
607 | g_hash_table_steal(processingData->pendingRecv[traceNum], skb); | |
608 | ||
609 | inE->type= UDP; | |
610 | inE->event.udpEvent= malloc(sizeof(UDPEvent)); | |
611 | inE->destroy= &destroyUDPEvent; | |
612 | inE->event.udpEvent->direction= IN; | |
613 | inE->event.udpEvent->datagramKey= malloc(sizeof(DatagramKey)); | |
614 | inE->event.udpEvent->datagramKey->saddr= | |
615 | ltt_event_get_unsigned(event, | |
616 | lttv_trace_get_hook_field(traceHook, 1)); | |
617 | inE->event.udpEvent->datagramKey->daddr= | |
618 | ltt_event_get_unsigned(event, | |
619 | lttv_trace_get_hook_field(traceHook, 2)); | |
620 | inE->event.udpEvent->unicast= ltt_event_get_unsigned(event, | |
621 | lttv_trace_get_hook_field(traceHook, 3)) == 0 ? false : true; | |
622 | inE->event.udpEvent->datagramKey->ulen= | |
623 | ltt_event_get_unsigned(event, | |
624 | lttv_trace_get_hook_field(traceHook, 4)); | |
625 | inE->event.udpEvent->datagramKey->source= | |
626 | ltt_event_get_unsigned(event, | |
627 | lttv_trace_get_hook_field(traceHook, 5)); | |
628 | inE->event.udpEvent->datagramKey->dest= | |
629 | ltt_event_get_unsigned(event, | |
630 | lttv_trace_get_hook_field(traceHook, 6)); | |
631 | dataStart= ltt_event_get_long_unsigned(event, | |
632 | lttv_trace_get_hook_field(traceHook, 7)); | |
633 | g_assert_cmpuint(sizeof(inE->event.udpEvent->datagramKey->dataKey), | |
634 | ==, sizeof(guint64)); | |
635 | if (inE->event.udpEvent->datagramKey->ulen - 8 >= | |
636 | sizeof(inE->event.udpEvent->datagramKey->dataKey)) | |
637 | { | |
638 | memcpy(inE->event.udpEvent->datagramKey->dataKey, &dataStart, | |
639 | sizeof(inE->event.udpEvent->datagramKey->dataKey)); | |
640 | } | |
641 | else | |
642 | { | |
643 | memset(inE->event.udpEvent->datagramKey->dataKey, 0, | |
644 | sizeof(inE->event.udpEvent->datagramKey->dataKey)); | |
645 | memcpy(inE->event.udpEvent->datagramKey->dataKey, &dataStart, | |
646 | inE->event.udpEvent->datagramKey->ulen - 8); | |
647 | } | |
648 | ||
649 | syncState->matchingModule->matchEvent(syncState, inE); | |
650 | ||
651 | g_debug("UDP input event %p for skb %p done\n", inE, skb); | |
652 | } | |
70407e86 BP |
653 | } |
654 | else | |
655 | { | |
656 | g_assert_not_reached(); | |
657 | } | |
658 | ||
659 | return FALSE; | |
660 | } | |
08365995 BP |
661 | |
662 | ||
663 | /* | |
664 | * Write the processing-specific graph lines in the gnuplot script (none at | |
665 | * the moment). Call the downstream module's graph function. | |
666 | * | |
667 | * Args: | |
668 | * stream: stream where to write the data | |
669 | * syncState: container for synchronization data | |
670 | * i: first trace number | |
671 | * j: second trace number, garanteed to be larger than i | |
672 | */ | |
673 | static void writeProcessingGraphsPlotsLTTVStandard(FILE* stream, SyncState* | |
674 | const syncState, const unsigned int i, const unsigned int j) | |
675 | { | |
676 | if (syncState->matchingModule->writeMatchingGraphsPlots != NULL) | |
677 | { | |
678 | syncState->matchingModule->writeMatchingGraphsPlots(stream, syncState, | |
679 | i, j); | |
680 | } | |
681 | } | |
682 | ||
683 | ||
684 | /* | |
685 | * Write the processing-specific options in the gnuplot script. Call the | |
686 | * downstream module's options function. | |
687 | * | |
688 | * Args: | |
689 | * stream: stream where to write the data | |
690 | * syncState: container for synchronization data | |
691 | * i: first trace number | |
692 | * j: second trace number, garanteed to be larger than i | |
693 | */ | |
694 | static void writeProcessingGraphsOptionsLTTVStandard(FILE* stream, SyncState* | |
695 | const syncState, const unsigned int i, const unsigned int j) | |
696 | { | |
697 | ProcessingDataLTTVStandard* processingData; | |
698 | LttTrace* traceI, * traceJ; | |
699 | ||
700 | processingData= (ProcessingDataLTTVStandard*) syncState->processingData; | |
701 | ||
702 | traceI= processingData->traceSetContext->traces[i]->t; | |
703 | traceJ= processingData->traceSetContext->traces[j]->t; | |
704 | ||
705 | fprintf(stream, | |
706 | "set x2label \"Clock %1$d (s)\"\n" | |
707 | "set x2range [GPVAL_X_MIN / %2$.1f : GPVAL_X_MAX / %2$.1f]\n" | |
708 | "set x2tics\n" | |
709 | "set y2label \"Clock %3$d (s)\"\n" | |
710 | "set y2range [GPVAL_Y_MIN / %4$.1f : GPVAL_Y_MAX / %4$.1f]\n" | |
711 | "set y2tics\n", i, (double) traceI->start_freq / traceI->freq_scale, | |
712 | j, (double) traceJ->start_freq / traceJ->freq_scale); | |
713 | ||
714 | if (syncState->matchingModule->writeMatchingGraphsOptions != NULL) | |
715 | { | |
716 | syncState->matchingModule->writeMatchingGraphsOptions(stream, | |
717 | syncState, i, j); | |
718 | } | |
719 | } |