File: mdart_adp.cc

package info (click to toggle)
ns2 2.35%2Bdfsg-3
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 78,796 kB
  • sloc: cpp: 172,923; tcl: 107,130; perl: 6,391; sh: 6,143; ansic: 5,846; makefile: 816; awk: 525; csh: 355
file content (688 lines) | stat: -rw-r--r-- 27,771 bytes parent folder | download | duplicates (4)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
/*******************************************************************************
 *                                                                             *
 *   M-DART Routing Protocol                                                   *
 *                                                                             *
 *   Copyright (C) 2006 by Marcello Caleffi                                    *
 *   marcello.caleffi@unina.it                                                 *
 *                                                                             *
 * Redistribution and use in source and binary forms, with or without          *
 * modification, are permitted provided that the following conditions are met: *
 * 1. Redistributions of source code must retain the above copyright notice,   *
 *    this list of conditions and the following disclaimer.                    *
 * 2. Redistributions in binary form must reproduce the above copyright        *
 *    notice, this list of conditions and the following disclaimer in the      *
 *    documentation and/or other materials provided with the distribution.     *
 * 3. The name of the author may not be used to endorse or promote products    *
 *    derived from this software without specific prior written permission.    *
 *                                                                             *
 * This software is provided by the author ``as is'' and any express or        *
 * implied warranties, including, but not limited to, the implied warranties   *
 * of merchantability and fitness for a particular purpose are disclaimed.     *
 * in no event shall the author be liable for any direct, indirect,            *
 * incidental, special, exemplary, or consequential damages (including, but    *
 * not limited to, procurement of substitute goods or services; loss of use,   *
 * data, or profits; or business interruption) however caused and on any       *
 * theory of liability, whether in contract, strict liability, or tort         *
 * (including negligence or otherwise) arising in any way out of the use of    *
 * this software, even if advised of the possibility of such damage.           *
 *                                                                             *
 * The M-DART code has been developed by Marcello Caleffi during his Ph.D. at  *
 * the Department of Biomedical, Electronic and Telecommunications Engineering *
 * University of Naples Federico II, Italy.                                    *
 *                                                                             *
 * In order to give credit and recognition to the author, if you use M-DART    *
 * results or results obtained by modificating the M-DART source code, please  *
 * cite one of the following papers:                                           *
 * - M. Caleffi, L. Paura, "M-DART: Multi-Path Dynamic Address RouTing",       *
 *   Wireless Communications and Mobile Computing, 2010                        *
 * - M. Caleffi, G. Ferraiuolo, L. Paura, "Augmented Tree-based Routing        *
 *   Protocol for Scalable Ad Hoc Networks", Proc. of IEEE MASS '07: IEEE      *
 *   Internatonal Conference on Mobile Adhoc and Sensor Systems, Pisa (Italy), *
 *   October 8-11 2007.                                                        *
 *                                                                             *
 ******************************************************************************/



#include <mdart/mdart_adp.h>
#include <mdart/mdart_dht.h>
#include <mdart/mdart.h>
#include <mdart/mdart_function.h>



//------------------------------------------------------------------------------
// Address Discovery Protocol (ADP)
//------------------------------------------------------------------------------
ADP::ADP(MDART* mdart) {
	mdart_ = mdart;
	timer_ = new ADPDaupTimer(this);
	timerRx_ = new ADPDarqTimer(this);
	dht_ = new DHT();
	pckSeqNum_ = 0;
 }

 ADP::~ADP() {
	delete timer_;
	delete dht_;
}


 
//------------------------------------------------------------------------------
// ADP network address function
//------------------------------------------------------------------------------
void ADP::updateAdd() {
	addEntry(mdart_->id_, mdart_->address_);
#ifdef ADP_DABR_ENABLE 
	if (DHTSize() > 0) {
		sendDabr();
	}
#endif
}



//------------------------------------------------------------------------------
// ADP message functions
//------------------------------------------------------------------------------
void ADP::checkDarq() {
#ifdef DEBUG_ADP
	fprintf(stdout, "%.9f\tMDART::checkDarq()\t\t\tin node %d\twith address %s\n", CURRENT_TIME, mdart_->id_, bitString(mdart_->address_));
#endif
	for (int i=0; i<mdart_->queue_->size(); i++) {
		if (mdart_->queue_->isExpired(i)) {
			Packet *p = mdart_->queue_->getPacket(i);
#ifdef DEBUG_ADP
			fprintf(stdout, "\tre-sending darq for node %d\n", HDR_IP(p)->daddr());
#endif
			sendDarq(HDR_IP(p)->daddr(), HDR_CMN(p)->uid());			
		}
	}
}

void ADP::sendDarq(nsaddr_t reqId, int reqpktId) {
#ifdef DEBUG_ADP
	fprintf(stdout, "%.9f\tADP::sendDarq(%d)\t\t\tin node %d\twith address %s\n", CURRENT_TIME, reqId, mdart_->id_, bitString(mdart_->address_));
#endif
	nsaddr_t dstAdd_ = ::hash(reqId);
#ifdef DEBUG_ADP
	fprintf(stdout, "\tsending darq for node %s\n", bitString(dstAdd_));
#endif
	if (dstAdd_ == mdart_->address_ ) {
#ifdef DEBUG_ADP
		fprintf(stdout, "\tDARQ DROP_RTR_ADPMISS\n");
#endif
		return;
	}
	if (mdart_->routingTable_->DAGetEntry(dstAdd_) == (nsaddr_t)IP_BROADCAST) {
		bitset<ADDR_SIZE> oldAdd_ (dstAdd_);
#ifdef DEBUG_ADP
		fprintf(stdout, "\told dstAdd_ = %s\n", bitString(dstAdd_));
#endif
		int i = 0;
		while ((mdart_->routingTable_->DAGetEntry(dstAdd_) == (nsaddr_t)IP_BROADCAST) && (i < ADDR_SIZE)) {
			oldAdd_.reset(i);
			dstAdd_ = (nsaddr_t) oldAdd_.to_ulong();
//			fprintf(stdout, "\ttemp dstAdd_ = %s\n", bitString(dstAdd_));
			i++;
		}
#ifdef DEBUG_ADP
		fprintf(stdout, "\tnew dstAdd_ = %s\n", bitString(dstAdd_));
#endif
		if (mdart_->routingTable_->DAGetEntry(dstAdd_) == (nsaddr_t)IP_BROADCAST) {
#ifdef DEBUG_ADP
			fprintf(stdout, "\tDARQ DROP_RTR_ADPNRT\n");
#endif
			return;
		}
	}
	nsaddr_t nextHop_ = mdart_->routingTable_->DAGetEntry(dstAdd_);
#ifdef DEBUG_ADP
	fprintf(stdout, "\tselected nextHop %d\n", nextHop_);
#endif
	Packet *sendPkt_ = Packet::alloc();
	struct hdr_cmn *sendPktCh_ = HDR_CMN(sendPkt_);
	struct hdr_ip *sendPktIh_ = HDR_IP(sendPkt_);
	struct hdr_mdart_darq *sendPktRh_ = HDR_MDART_DARQ(sendPkt_);
	
	sendPktCh_->ptype() = PT_MDART;
	sendPktCh_->size() = IP_HDR_LEN + mdart_->size();
	sendPktCh_->iface() = -2;
	sendPktCh_->error() = 0;
	sendPktCh_->addr_type() = NS_AF_NONE;
	sendPktCh_->next_hop() = nextHop_;		
	sendPktCh_->ts_ = CURRENT_TIME;		
		
	sendPktIh_->saddr() = mdart_->id_;
	sendPktIh_->daddr() = nextHop_;
	sendPktIh_->sport() = RT_PORT;
	sendPktIh_->dport() = RT_PORT;
	sendPktIh_->ttl_ = IP_DEF_TTL;		
	
	sendPktRh_->type_ = MDART_TYPE_DARQ;
	sendPktRh_->srcId_ = mdart_->id_;
	sendPktRh_->srcAdd_ = mdart_->address_;
	sendPktRh_->forId_ = mdart_->id_;
	sendPktRh_->forAdd_ = mdart_->address_;
	sendPktRh_->dstId_ = findId(dstAdd_);
	sendPktRh_->dstAdd_ = dstAdd_;
	sendPktRh_->lifetime_ = ADP_DARQ_TIMEOUT;
	sendPktRh_->reqId_ = reqId;
	sendPktRh_->seqNum_ = pckSeqNum();
#ifdef DEBUG_ADP
	fprintf(stdout, "\tsendPktIh_->saddr = %d\n", sendPktIh_->saddr());
	fprintf(stdout, "\tsendPktIh_->daddr = %d\n", sendPktIh_->daddr());
	fprintf(stdout, "\tsendPktRh_->srcId_ = %d\n", sendPktRh_->srcId_);
	fprintf(stdout, "\tsendPktRh_->srcAdd_ = %s\n", bitString(sendPktRh_->srcAdd_));
	fprintf(stdout, "\tsendPktRh_->forId_ = %d\n", sendPktRh_->forId_);
	fprintf(stdout, "\tsendPktRh_->forAdd_ = %s\n", bitString(sendPktRh_->forAdd_));
	fprintf(stdout, "\tsendPktRh_->dstId_ = %d\n", sendPktRh_->dstId_);
	fprintf(stdout, "\tsendPktRh_->dstAdd_ = %s\n", bitString(sendPktRh_->dstAdd_));
	fprintf(stdout, "\tsendPktRh_->reqId_ = %d\n", sendPktRh_->reqId_);
	fprintf(stdout, "\tsendPktRh_->seqNum_ = %d\n", sendPktRh_->seqNum_);
#endif
	Scheduler::instance().schedule(mdart_->getTarget(), sendPkt_, 0.0);
}

void ADP::recvDarq(Packet* recvPkt) {
#ifdef DEBUG_ADP
	fprintf(stdout, "%.9f\tADP::recvDarq()\t\t\tin node %d\twith address %s\n", CURRENT_TIME, mdart_->id_, bitString(mdart_->address_));
#endif
	struct hdr_cmn *recvPktCh_ = HDR_CMN(recvPkt);
	struct hdr_ip *recvPktIh_ = HDR_IP(recvPkt);
	struct hdr_mdart_darq *recvPktRh_ = HDR_MDART_DARQ(recvPkt);
#ifdef DEBUG_ADP
	fprintf(stdout, "\treceveing darq for node %s\n", bitString(recvPktRh_->dstAdd_));
	mdart_->routingTable_->print();
#endif
#ifdef ADP_DAXX_CACHING
	addEntry(recvPktRh_->srcId_, recvPktRh_->srcAdd_);
	addEntry(recvPktRh_->forId_, recvPktRh_->forAdd_);
#endif
	nsaddr_t findAdd_ = findAdd(recvPktRh_->reqId_);
	bool changeAdd_ = false;		
	if (findAdd_ != (nsaddr_t) IP_BROADCAST) {
#ifdef DEBUG_ADP
		fprintf(stdout, "\tDARQ received\n");
#endif
		sendDarp(recvPkt);
		return;
	}	
	if (recvPktRh_->dstAdd_ == mdart_->address_) {
#ifdef DEBUG_ADP
		fprintf(stdout, "\tDARQ DROP_RTR_ADPMISS\n");
#endif
		mdart_->drop(recvPkt, "DROP_RTR_ADPMISS");
		return;
	}
	if (mdart_->routingTable_->DAGetEntry(recvPktRh_->dstAdd_) == (nsaddr_t)IP_BROADCAST) {
		changeAdd_ = true;	
		bitset<ADDR_SIZE> oldAdd_ (recvPktRh_->dstAdd_);
#ifdef DEBUG_ADP
		fprintf(stdout, "\told dstAdd_ = %s\n", bitString(recvPktRh_->dstAdd_));
#endif
		int i = 0;
		while (((mdart_->routingTable_->DAGetEntry(recvPktRh_->dstAdd_) == recvPktRh_->forId_) || (mdart_->routingTable_->DAGetEntry(recvPktRh_->dstAdd_) == (nsaddr_t)IP_BROADCAST)) && (i < ADDR_SIZE)) {
			oldAdd_.reset(i);
			recvPktRh_->dstAdd_ = (nsaddr_t) oldAdd_.to_ulong();
			i++;
		}
#ifdef DEBUG_ADP
		fprintf(stdout, "\tnew dstAdd_ = %s\n", bitString(recvPktRh_->dstAdd_));
#endif
		if (mdart_->routingTable_->DAGetEntry(recvPktRh_->dstAdd_) == (nsaddr_t)IP_BROADCAST) {
#ifdef DEBUG_ADP
			fprintf(stdout, "\tDARQ DROP_RTR_ADPNRT\n");
#endif
			mdart_->drop(recvPkt, "DROP_RTR_ADPNRT");
			return;
		}
	}
	nsaddr_t nextHop_ = mdart_->routingTable_->DAGetEntry(recvPktRh_->dstAdd_);
	if (nextHop_ == recvPktRh_->forId_ && !changeAdd_) {
#ifdef DEBUG_ADP
		fprintf(stdout, "\tDARQ DROP_RTR_ADPLOOP\n");
#endif
		mdart_->drop(recvPkt, "DROP_RTR_ADPNRT");
		return;
	}
#ifdef DEBUG_ADP
	fprintf(stdout, "\t\tselected nextHop_ = %d\n", nextHop_);
#endif
	recvPktCh_->direction() = hdr_cmn::DOWN;
	recvPktCh_->next_hop() = nextHop_;		
	recvPktIh_->daddr() = nextHop_;
	recvPktRh_->forId_ = mdart_->id_;
	recvPktRh_->forAdd_ = mdart_->address_;
	recvPktRh_->dstId_ = findId(recvPktRh_->dstAdd_);
#ifdef DEBUG_ADP
	fprintf(stdout, "\trecvPktIh_->saddr = %d\n", recvPktIh_->saddr());
	fprintf(stdout, "\trecvPktIh_->daddr = %d\n", recvPktIh_->daddr());
	fprintf(stdout, "\trecvPktRh_->srcId_ = %d\n", recvPktRh_->srcId_);
	fprintf(stdout, "\trecvPktRh_->srcAdd_ = %s\n", bitString(recvPktRh_->srcAdd_));
	fprintf(stdout, "\trecvPktRh_->forId_ = %d\n", recvPktRh_->forId_);
	fprintf(stdout, "\trecvPktRh_->forAdd_ = %s\n", bitString(recvPktRh_->forAdd_));
	fprintf(stdout, "\trecvPktRh_->dstId_ = %d\n", recvPktRh_->dstId_);
	fprintf(stdout, "\trecvPktRh_->dstAdd_ = %s\n", bitString(recvPktRh_->dstAdd_));
	fprintf(stdout, "\trecvPktRh_->reqId_ = %d\n", recvPktRh_->reqId_);
#endif		
	Scheduler::instance().schedule(mdart_->getTarget(), recvPkt, 0.0);
}



void ADP::sendDarp(Packet* recvPkt) {
#ifdef DEBUG_ADP
	fprintf(stdout, "%.9f\tMDART::sendDarp()\t\t\tin node %d\twith address %s\n", CURRENT_TIME, mdart_->id_, bitString(mdart_->address_));
#endif
	struct hdr_mdart_darq *recvPktRh_ = HDR_MDART_DARQ(recvPkt);
	nsaddr_t nextHop_ = mdart_->routingTable_->getEntry(recvPktRh_->srcAdd_);
#ifdef DEBUG_ADP
	fprintf(stdout, "\t\tselected nextHop_ = %d\n", nextHop_);
#endif
	Packet *sendPkt_ = Packet::alloc();
	struct hdr_cmn *sendPktCh_ = HDR_CMN(sendPkt_);
	struct hdr_ip *sendPktIh_ = HDR_IP(sendPkt_);
	struct hdr_mdart_darp *sendPktRh_ = HDR_MDART_DARP(sendPkt_);
	sendPktCh_->ptype() = PT_MDART;
	sendPktCh_->size() = IP_HDR_LEN + mdart_->size();
	sendPktCh_->iface() = -2;
	sendPktCh_->error() = 0;
	sendPktCh_->addr_type() = NS_AF_NONE;
//	sendPktCh_->next_hop() = recvPktRh_->forId_;
	sendPktCh_->next_hop() = nextHop_;
	
	sendPktIh_->saddr() = mdart_->id_;
//	sendPktIh_->daddr() = recvPktRh_->forId_;
	sendPktIh_->daddr() = nextHop_;
	sendPktIh_->sport() = RT_PORT;
	sendPktIh_->dport() = RT_PORT;
	sendPktIh_->ttl_ = IP_DEF_TTL;		
	
	sendPktRh_->type_ = MDART_TYPE_DARP;
	sendPktRh_->srcId_ = mdart_->id_;
	sendPktRh_->srcAdd_ = mdart_->address_;
	sendPktRh_->forId_ = mdart_->id_;
	sendPktRh_->forAdd_ = mdart_->address_;
	sendPktRh_->dstId_ = recvPktRh_->srcId_;
	sendPktRh_->dstAdd_ = recvPktRh_->srcAdd_;
	sendPktRh_->reqId_ = recvPktRh_->reqId_;
	sendPktRh_->reqAdd_ = findAdd(recvPktRh_->reqId_);
	sendPktRh_->lifetime_ = ADP_DARP_TIMEOUT;
	sendPktRh_->seqNum_ = pckSeqNum();
#ifdef DEBUG_ADP
	fprintf(stdout, "\tsendPktIh_->saddr = %d\n", sendPktIh_->saddr());
	fprintf(stdout, "\tsendPktIh_->daddr = %d\n", sendPktIh_->daddr());
	fprintf(stdout, "\tsendPktRh_->srcId = %d\n", sendPktRh_->srcId_);
	fprintf(stdout, "\tsendPktRh_->srcAdd = %s\n", bitString(sendPktRh_->srcAdd_));
	fprintf(stdout, "\tsendPktRh_->forId = %d\n", sendPktRh_->forId_);
	fprintf(stdout, "\tsendPktRh_->forAdd = %s\n", bitString(sendPktRh_->forAdd_));
	fprintf(stdout, "\tsendPktRh_->dstId = %d\n", sendPktRh_->dstId_);
	fprintf(stdout, "\tsendPktRh_->dstAdd = %s\n", bitString(sendPktRh_->dstAdd_));
	fprintf(stdout, "\tsendPktRh_->reqId = %d\n", recvPktRh_->reqId_);
	fprintf(stdout, "\tsendPktRh_->reqAdd = %s\n", bitString(sendPktRh_->reqAdd_));
#endif
	Packet::free(recvPkt);
	Scheduler::instance().schedule(mdart_->getTarget(), sendPkt_, 0.0);
}

void ADP::recvDarp(Packet* recvPkt) {
#ifdef DEBUG_ADP
	fprintf(stdout, "%.9f\tMDART::recvDarp()\t\t\tin node %d\twith address %s\n", CURRENT_TIME, mdart_->id_, bitString(mdart_->address_));
#endif
	struct hdr_cmn *recvPktCh_ = HDR_CMN(recvPkt);
	struct hdr_ip *recvPktIh_ = HDR_IP(recvPkt);
	struct hdr_mdart_darp* recvPktRh_ = HDR_MDART_DARP(recvPkt);
#ifdef DEBUG_ADP
	fprintf(stdout, "\treceveing darp from node %s\n", bitString(recvPktRh_->srcAdd_));
#endif
#ifdef ADP_DAXX_CACHING
	addEntry(recvPktRh_->srcId_, recvPktRh_->srcAdd_);
	addEntry(recvPktRh_->forId_, recvPktRh_->forAdd_);
	addEntry(recvPktRh_->dstId_, recvPktRh_->dstAdd_);
	addEntry(recvPktRh_->reqId_, recvPktRh_->reqAdd_);
#endif
	if (recvPktRh_->dstAdd_ == mdart_->address_) {
		addEntry(recvPktRh_->reqId_, recvPktRh_->reqAdd_);
		Packet::free(recvPkt);
		return;
	}
	nsaddr_t nextHop_ = mdart_->routingTable_->getEntry(recvPktRh_->dstAdd_);
	if (nextHop_ == (nsaddr_t)IP_BROADCAST) {
#ifdef DEBUG_ADP
		fprintf(stdout, "\tDARP DROP_RTR_ADPRTR\n");
#endif
		Packet::free(recvPkt);
		return;
	}
	if (nextHop_ == recvPktRh_->forId_) {
#ifdef DEBUG_ADP
		fprintf(stdout, "\tDARP DROP_RTR_ADPLOOP\n");
#endif
		Packet::free(recvPkt);
		return;
	}
#ifdef DEBUG_ADP
	fprintf(stdout, "\t\tselected nextHop_ = %d\n", nextHop_);
#endif
	recvPktCh_->direction() = hdr_cmn::DOWN;
	recvPktCh_->next_hop() = nextHop_;		
//	recvPktIh_->saddr() = mdart_->address_;
	recvPktIh_->daddr() = nextHop_;
//	recvPktRh_->dstId_ = findId(recvPktRh_->dstAdd_);
	recvPktRh_->forId_ = mdart_->id_;
	recvPktRh_->forAdd_ = mdart_->address_;
#ifdef DEBUG_ADP
	fprintf(stdout, "\tsendPktIh_->saddr = %d\n", recvPktIh_->saddr());
	fprintf(stdout, "\tsendPktIh_->daddr = %d\n", recvPktIh_->daddr());
	fprintf(stdout, "\tsendPktRh_->srcId = %d\n", recvPktRh_->srcId_);
	fprintf(stdout, "\tsendPktRh_->srcAdd = %s\n", bitString(recvPktRh_->srcAdd_));
	fprintf(stdout, "\tsendPktRh_->forId = %d\n", recvPktRh_->forId_);
	fprintf(stdout, "\tsendPktRh_->forAdd = %s\n", bitString(recvPktRh_->forAdd_));
	fprintf(stdout, "\tsendPktRh_->dstId = %d\n", recvPktRh_->dstId_);
	fprintf(stdout, "\tsendPktRh_->dstAdd = %s\n", bitString(recvPktRh_->dstAdd_));
	fprintf(stdout, "\tsendPktRh_->reqId = %d\n", recvPktRh_->reqId_);
	fprintf(stdout, "\tsendPktRh_->reqAdd = %s\n", bitString(recvPktRh_->reqAdd_));
#endif		
	Scheduler::instance().schedule(mdart_->getTarget(), recvPkt, 0.0);
}

void ADP::sendDaup() {
#ifdef DEBUG_ADP
	fprintf(stdout, "%.9f\tMDART::sendDaup()\t\t\t\tin node %d\twith address %s\n", CURRENT_TIME, mdart_->id_, bitString(mdart_->address_));
//	printDHT();
#endif
	nsaddr_t dstAdd_ = ::hash(mdart_->id_);
#ifdef DEBUG_ADP
	fprintf(stdout, "\tsending daup for node  %s\n", bitString(dstAdd_));
	mdart_->routingTable_->print();
#endif
	if (dstAdd_ == mdart_->address_) {
		addEntry(mdart_->id_, mdart_->address_);
#ifdef DEBUG_ADP
		fprintf(stdout, "\tDAUP received\n");
#endif
		return;
	}
	if (mdart_->routingTable_->DAGetEntry(dstAdd_) == (nsaddr_t)IP_BROADCAST) {
		bitset<ADDR_SIZE> oldAdd_ (dstAdd_);
#ifdef DEBUG_ADP
		fprintf(stdout, "\told dstAdd_ = %s\n", bitString(dstAdd_));
#endif
		int i = 0;
		while ((mdart_->routingTable_->DAGetEntry(dstAdd_) == (nsaddr_t)IP_BROADCAST) && (i < ADDR_SIZE)) {
			oldAdd_.reset(i);
			dstAdd_ = (nsaddr_t) oldAdd_.to_ulong();
//			fprintf(stdout, "\ttemp dstAdd_ = %s\n", bitString(dstAdd_));
			i++;
		}
#ifdef DEBUG_ADP
		fprintf(stdout, "\tnew dstAdd_ = %s\n", bitString(dstAdd_));
#endif
		if (mdart_->routingTable_->DAGetEntry(dstAdd_) == (nsaddr_t)IP_BROADCAST) {
			addEntry(mdart_->id_, mdart_->address_);
#ifdef DEBUG_ADP
			fprintf(stdout, "\tDAUP DROP_RTR_ADPNRT\n");
#endif		
			return;
		}
	}
	nsaddr_t nextHop_ = mdart_->routingTable_->DAGetEntry(dstAdd_);
#ifdef DEBUG_ADP
	fprintf(stdout, "\tselected nextHop_ = %d\n", nextHop_);
#endif
	Packet *sendPkt_ = Packet::alloc();
	struct hdr_cmn *sendPktCh_ = HDR_CMN(sendPkt_);
	struct hdr_ip *sendPktIh_ = HDR_IP(sendPkt_);
	struct hdr_mdart_daup *sendPktRh_ = HDR_MDART_DAUP(sendPkt_);

	sendPktCh_->ptype() = PT_MDART;
	sendPktCh_->size() = IP_HDR_LEN + mdart_->size();
	sendPktCh_->iface() = -2;
	sendPktCh_->error() = 0;
	sendPktCh_->addr_type() = NS_AF_NONE;
	sendPktCh_->next_hop() = nextHop_;		

	sendPktIh_->saddr() = mdart_->id_;
	sendPktIh_->daddr() = nextHop_;
	sendPktIh_->sport() = RT_PORT;
	sendPktIh_->dport() = RT_PORT;
	sendPktIh_->ttl_ = IP_DEF_TTL;		

	sendPktRh_->type_ = MDART_TYPE_DAUP;
	sendPktRh_->srcId_ = mdart_->id_;
	sendPktRh_->srcAdd_ = mdart_->address_;
	sendPktRh_->forId_ = mdart_->id_;
	sendPktRh_->forAdd_ = mdart_->address_;
	sendPktRh_->dstId_ = IP_BROADCAST;
	sendPktRh_->dstAdd_ = dstAdd_;
	sendPktRh_->lifetime_ = ADP_DARP_TIMEOUT;
	sendPktRh_->seqNum_ = pckSeqNum();
#ifdef DEBUG_ADP
	fprintf(stdout, "\tsendPktIh_->saddr = %d\n", sendPktIh_->saddr());
	fprintf(stdout, "\tsendPktIh_->daddr = %d\n", sendPktIh_->daddr());
	fprintf(stdout, "\tsendPktRh_->srcId_ = %d\n", sendPktRh_->srcId_);
	fprintf(stdout, "\tsendPktRh_->srcAdd_ = %s\n", bitString(sendPktRh_->srcAdd_));
	fprintf(stdout, "\tsendPktRh_->forId_ = %d\n", sendPktRh_->forId_);
	fprintf(stdout, "\tsendPktRh_->forAdd_ = %s\n", bitString(sendPktRh_->forAdd_));
	fprintf(stdout, "\tsendPktRh_->dstId_ = %d\n", sendPktRh_->dstId_);
	fprintf(stdout, "\tsendPktRh_->dstAdd_ = %s\n", bitString(sendPktRh_->dstAdd_));
#endif
	Scheduler::instance().schedule(mdart_->getTarget(), sendPkt_, 0.0);
}

void ADP::recvDaup(Packet* recvPkt) {
#ifdef DEBUG_ADP
	fprintf(stdout, "%.9f\tADP::recvDaup()\t\tin node %d\twith address %s\n", CURRENT_TIME, mdart_->id_, bitString(mdart_->address_));
//	printDHT();
#endif
	struct hdr_cmn *recvPktCh_ = HDR_CMN(recvPkt);
	struct hdr_ip *recvPktIh_ = HDR_IP(recvPkt);
	struct hdr_mdart_daup *recvPktRh_ = HDR_MDART_DAUP(recvPkt);
	bool changeAdd_ = false;	
#ifdef DEBUG_ADP
	fprintf(stdout, "\treceveing daup for node %s\n", bitString(recvPktRh_->dstAdd_));
	mdart_->routingTable_->print();
#endif
#ifdef	ADP_DAXX_CACHING
	addEntry(recvPktRh_->srcId_, recvPktRh_->srcAdd_);
	addEntry(recvPktRh_->forId_, recvPktRh_->forAdd_);
#endif
	if (recvPktRh_->dstAdd_ == mdart_->address_) {
		addEntry(recvPktRh_->srcId_, recvPktRh_->srcAdd_);
#ifdef DEBUG_ADP
		fprintf(stdout, "\tDAUP received\n");
#endif
		Packet::free(recvPkt);
		return;
	}
	if (mdart_->routingTable_->DAGetEntry(recvPktRh_->dstAdd_) == (nsaddr_t)IP_BROADCAST) {
		changeAdd_ = true;	
		bitset<ADDR_SIZE> oldAdd_ (recvPktRh_->dstAdd_);
#ifdef DEBUG_ADP
		fprintf(stdout, "\told dstAdd_ = %s\n", bitString(recvPktRh_->dstAdd_));
#endif
		int i = 0;
		while (((mdart_->routingTable_->DAGetEntry(recvPktRh_->dstAdd_) == recvPktRh_->forId_) || (mdart_->routingTable_->DAGetEntry(recvPktRh_->dstAdd_) == (nsaddr_t)IP_BROADCAST)) && (i < ADDR_SIZE)) {
			oldAdd_.reset(i);
			recvPktRh_->dstAdd_ = (nsaddr_t) oldAdd_.to_ulong();
			i++;
		}
#ifdef DEBUG_ADP
		fprintf(stdout, "\tnew dstAdd_ = %s\n", bitString(recvPktRh_->dstAdd_));
#endif
		if (mdart_->routingTable_->DAGetEntry(recvPktRh_->dstAdd_) == (nsaddr_t)IP_BROADCAST) {
			addEntry(recvPktRh_->srcId_, recvPktRh_->srcAdd_);
#ifdef DEBUG_ADP
			fprintf(stdout, "\tDAUP DROP_RTR_ADPNRT\n");
#endif		
			mdart_->drop(recvPkt, "DROP_RTR_ADPNRT");
			return;
		}
	}
	nsaddr_t nextHop_ = mdart_->routingTable_->DAGetEntry(recvPktRh_->dstAdd_);
	if (nextHop_ == recvPktRh_->forId_ && !changeAdd_) {
		addEntry(recvPktRh_->srcId_, recvPktRh_->srcAdd_);
#ifdef DEBUG_ADP
		fprintf(stdout, "\tDAUP DROP_RTR_ADPLOOP\n");
#endif
		mdart_->drop(recvPkt, "DROP_RTR_ADPLOOP");
		return;
	}
#ifdef DEBUG_ADP
	fprintf(stdout, "\t\tselected nextHop_ = %d\n", nextHop_);
#endif
	recvPktCh_->direction() = hdr_cmn::DOWN;
	recvPktCh_->next_hop() = nextHop_;
	recvPktIh_->daddr() = nextHop_;
	recvPktRh_->forId_ = mdart_->id_;
	recvPktRh_->forAdd_ = mdart_->address_;
	recvPktRh_->dstId_ = findId(recvPktRh_->dstAdd_);
#ifdef DEBUG_ADP
	fprintf(stdout, "\trecvPktIh_->saddr = %d\n", recvPktIh_->saddr());
	fprintf(stdout, "\trecvPktIh_->daddr = %d\n", recvPktIh_->daddr());
	fprintf(stdout, "\trecvPktRh_->srcId_ = %d\n", recvPktRh_->srcId_);
	fprintf(stdout, "\trecvPktRh_->srcAdd_ = %s\n", bitString(recvPktRh_->srcAdd_));
	fprintf(stdout, "\trecvPktRh_->forId_ = %d\n", recvPktRh_->forId_);
	fprintf(stdout, "\trecvPktRh_->forAdd_ = %s\n", bitString(recvPktRh_->forAdd_));
	fprintf(stdout, "\trecvPktRh_->dstId_ = %d\n", recvPktRh_->dstId_);
	fprintf(stdout, "\trecvPktRh_->dstAdd_ = %s\n", bitString(recvPktRh_->dstAdd_));
#endif		
	Scheduler::instance().schedule(mdart_->getTarget(), recvPkt, 0.0);
}

void ADP::sendDabr() {
#ifdef DEBUG_ADP
	fprintf(stdout, "%.9f\tMDART::sendDabr()\t\t\t\tin node %d\twith address %s\n", CURRENT_TIME, mdart_->id_, bitString(mdart_->address_));
	printDHT();
#endif
	Packet *sendPkt_ = Packet::alloc();
	struct hdr_cmn *sendPktCh_ = HDR_CMN(sendPkt_);
	struct hdr_ip *sendPktIh_ = HDR_IP(sendPkt_);
	struct hdr_mdart_dabr *sendPktRh_ = HDR_MDART_DABR(sendPkt_);

	sendPktCh_->ptype() = PT_MDART;
	sendPktCh_->size() = IP_HDR_LEN + mdart_->size();
	sendPktCh_->iface() = -2;
	sendPktCh_->error() = 0;
	sendPktCh_->addr_type() = NS_AF_NONE;
	sendPktCh_->next_hop() = IP_BROADCAST;

	sendPktIh_->saddr() = mdart_->id_;
	sendPktIh_->daddr() = IP_BROADCAST;
	sendPktIh_->sport() = RT_PORT;
	sendPktIh_->dport() = RT_PORT;
	sendPktIh_->ttl_ = IP_DEF_TTL;

	sendPktRh_->type_ = MDART_TYPE_DABR;
	sendPktRh_->srcId_ = mdart_->id_;
	sendPktRh_->srcAdd_ = mdart_->address_;
	sendPktRh_->dstAdd_ = DATYPE_BROADCAST;

#ifdef DEBUG_ADP
	fprintf(stdout, "\tsendPktIh_->saddr = %d\n", sendPktIh_->saddr());
	fprintf(stdout, "\tsendPktIh_->daddr = %d\n", sendPktIh_->daddr());
	fprintf(stdout, "\tsendPktRh_->srcId_ = %d\n", sendPktRh_->srcId_);
	fprintf(stdout, "\tsendPktRh_->srcAdd_ = %s\n", bitString(sendPktRh_->srcAdd_));
	fprintf(stdout, "\tsendPktRh_->dstAdd_ = %s\n", bitString(sendPktRh_->dstAdd_));
#endif
	PacketData* data_ = dht_->getDHTUpdate();
	int size_ = data_->size();
	sendPkt_->setdata(data_);
	sendPktCh_->size() = IP_HDR_LEN + size_ + 2 + mdart_->size();
	Scheduler::instance().schedule(mdart_->getTarget(), sendPkt_, 0.0);
}

void ADP::recvDabr(Packet* recvPkt) {
#ifdef DEBUG_ADP
	fprintf(stdout, "%.9f\tMDART::recvDabr()\t\t\t\tin node %d\twith address %s\n", CURRENT_TIME, mdart_->id_, bitString(mdart_->address_));
	printDHT();
#endif
#ifdef DEBUG_ADP
	struct hdr_mdart_dabr *recvPktRh_ = HDR_MDART_DABR(recvPkt);
	struct hdr_ip *recvPktIh_ = HDR_IP(recvPkt);
	fprintf(stdout, "\trecvPktIh_->saddr = %d\n", recvPktIh_->saddr());
	fprintf(stdout, "\trecvPktIh_->daddr = %d\n", recvPktIh_->daddr());
	fprintf(stdout, "\trecvPktRh_->srcId_ = %d\n", recvPktRh_->srcId_);
	fprintf(stdout, "\trecvPktRh_->srcAdd_ = %s\n", bitString(recvPktRh_->srcAdd_));
	fprintf(stdout, "\trecvPktRh_->dstAdd_ = %s\n", bitString(recvPktRh_->dstAdd_));
	fprintf(stdout, "\trecvPktRh_->data = %s\n", ((PacketData*)recvPkt->userdata())->data());
	fprintf(stdout, "\trecvPktRh_->data length = %d\n", ((PacketData*)recvPkt->userdata())->size());
#endif
	ostringstream strStream_;
	strStream_ << ((PacketData*)recvPkt->userdata())->data();
	string str_ = strStream_.str();
	string::size_type lastPos_ = str_.find_first_not_of(";", 0);
	string::size_type pos_ = str_.find_first_of(";", lastPos_);
	while (string::npos != pos_ || string::npos != lastPos_) {
		string entry_ = str_.substr(lastPos_, pos_ - lastPos_);
		string::size_type idLastPos_ = entry_.find_first_not_of(",", 0);
		string::size_type idPos_ = entry_.find_first_of(",", idLastPos_);
		nsaddr_t id_  = atoi(entry_.substr(idLastPos_, idPos_ - idLastPos_).c_str());
		string::size_type addressLastPos_ = entry_.find_first_not_of(",", idPos_);
		string::size_type addressPos_ = entry_.find_first_of(",", addressLastPos_);
		nsaddr_t address_  = atoi(entry_.substr(addressLastPos_, addressPos_ - addressLastPos_).c_str());
		string::size_type expireLastPos_ = entry_.find_first_not_of(",", addressPos_);
		string::size_type expirePos_ = entry_.find_first_of(",", expireLastPos_);
		double expire_ = (atof(entry_.substr(expireLastPos_, expirePos_ - expireLastPos_).c_str()));
#ifdef DEBUG_DHT
		fprintf(stdout, "\tid %d\taddress %d\texpire %f\n", id_, address_, expire_);
#endif
		addEntry(id_, address_, expire_);
		lastPos_ = str_.find_first_not_of(";", pos_);
		pos_ = str_.find_first_of(";", lastPos_);
	}
	
	Packet::free(recvPkt);
#ifdef DEBUG_ADP
	printDHT();
#endif
}



//------------------------------------------------------------------------------
// ADP DHT functions
//------------------------------------------------------------------------------
void ADP::addEntry(nsaddr_t id, nsaddr_t address) {
#ifdef DEBUG_ADP
	fprintf(stdout, "%.9f\tADP::addEntry(%d, %s)\t\tin node %d\twith address %s\n", CURRENT_TIME, id, bitString(address), mdart_->id_, bitString(mdart_->address_));
#endif
	dht_->addEntry(id, address);
	Packet* p;
#ifdef DEBUG_ADP
	fprintf(stdout,"\tlooking for packet to %d\n", id);
	atr_->queue_->printQueue();
#endif
	while( (p = mdart_->queue_->deque(id)) ) {
#ifdef DEBUG_ADP
		fprintf(stdout,"\tsending data packet for node %d\n", id);
#endif
		nsaddr_t addr_ = findAdd(id);
		struct hdr_mdart_encp* rh_ = HDR_MDART_ENCP(p);		
		rh_->dstAdd_ = addr_;
		mdart_->forward(p);
	}
}

void ADP::addEntry(nsaddr_t id, nsaddr_t address, double expire) {
#ifdef DEBUG_ADP
	fprintf(stdout, "%.9f\tADP::addEntry(%d, %s, %f)\t\tin node %d\twith address %s\n", CURRENT_TIME, id, bitString(address), expire, mdart_->id_, bitString(mdart_->address_));
#endif
	dht_->addEntry(id, address, expire);
	Packet* p;
#ifdef DEBUG_ADP
	fprintf(stdout,"\tlooking for packet to %d\n", id);
	mdart_->queue_->printQueue();
#endif
	while( (p = mdart_->queue_->deque(id)) ) {
#ifdef DEBUG_ADP
		fprintf(stdout,"\tsending data packet for node %d\n", id);
#endif
		nsaddr_t addr_ = findAdd(id);
		struct hdr_mdart_encp* rh_ = HDR_MDART_ENCP(p);		
		rh_->dstAdd_ = addr_;
		mdart_->forward(p);
	}
}