source: ntrip/trunk/BNC/bncapp.cpp@ 1156

Last change on this file since 1156 was 1156, checked in by mervart, 16 years ago

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File size: 19.8 KB
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1// Part of BNC, a utility for retrieving decoding and
2// converting GNSS data streams from NTRIP broadcasters.
3//
4// Copyright (C) 2007
5// German Federal Agency for Cartography and Geodesy (BKG)
6// http://www.bkg.bund.de
7// Czech Technical University Prague, Department of Geodesy
8// http://www.fsv.cvut.cz
9//
10// Email: euref-ip@bkg.bund.de
11//
12// This program is free software; you can redistribute it and/or
13// modify it under the terms of the GNU General Public License
14// as published by the Free Software Foundation, version 2.
15//
16// This program is distributed in the hope that it will be useful,
17// but WITHOUT ANY WARRANTY; without even the implied warranty of
18// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19// GNU General Public License for more details.
20//
21// You should have received a copy of the GNU General Public License
22// along with this program; if not, write to the Free Software
23// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
24
25/* -------------------------------------------------------------------------
26 * BKG NTRIP Client
27 * -------------------------------------------------------------------------
28 *
29 * Class: bncApp
30 *
31 * Purpose: This class implements the main application
32 *
33 * Author: L. Mervart
34 *
35 * Created: 29-Aug-2006
36 *
37 * Changes:
38 *
39 * -----------------------------------------------------------------------*/
40
41#include <iostream>
42#include <QSettings>
43#include <QMessageBox>
44#include <cmath>
45#include <unistd.h>
46
47#include "bncapp.h"
48#include "bncutils.h"
49#include "bncrinex.h"
50
51using namespace std;
52
53struct converttimeinfo {
54 int second; /* seconds of GPS time [0..59] */
55 int minute; /* minutes of GPS time [0..59] */
56 int hour; /* hour of GPS time [0..24] */
57 int day; /* day of GPS time [1..28..30(31)*/
58 int month; /* month of GPS time [1..12]*/
59 int year; /* year of GPS time [1980..] */
60};
61
62extern "C" {
63 void converttime(struct converttimeinfo *c, int week, int tow);
64 void updatetime(int *week, int *tow, int tk, int fixnumleap);
65}
66
67// Constructor
68////////////////////////////////////////////////////////////////////////////
69bncApp::bncApp(int argc, char* argv[], bool GUIenabled) :
70 QApplication(argc, argv, GUIenabled) {
71
72 _bncVersion = "BNC 1.6";
73
74 _logFileFlag = 0;
75 _logFile = 0;
76 _logStream = 0;
77 _caster = 0;
78
79 // Lists of Ephemeris
80 // ------------------
81 for (int ii = PRN_GPS_START; ii <= PRN_GPS_END; ii++) {
82 _gpsEph[ii-PRN_GPS_START] = 0;
83 }
84 for (int ii = PRN_GLONASS_START; ii <= PRN_GLONASS_END; ii++) {
85 _glonassEph[ii-PRN_GLONASS_START] = 0;
86 }
87
88 // Eph file(s)
89 // -----------
90 _rinexVers = 0;
91 _ephFileGPS = 0;
92 _ephStreamGPS = 0;
93 _ephFileGlonass = 0;
94 _ephStreamGlonass = 0;
95
96 _port = 0;
97 _server = 0;
98 _sockets = 0;
99
100 _portCorr = 0;
101 _serverCorr = 0;
102 _socketsCorr = 0;
103
104 _pgmName = _bncVersion.leftJustified(20, ' ', true);
105#ifdef WIN32
106 _userName = QString("${USERNAME}");
107#else
108 _userName = QString("${USER}");
109#endif
110 expandEnvVar(_userName);
111 _userName = _userName.leftJustified(20, ' ', true);
112
113 QSettings settings;
114 _lastDumpCoSec = 0;
115 _waitCoTime = settings.value("corrTime").toInt();
116 if (_waitCoTime < 1) {
117 _waitCoTime = 1;
118 }
119
120 _corrs = new QMultiMap<long, QString>;
121
122 _currentDateAndTimeGPS = 0;
123}
124
125// Destructor
126////////////////////////////////////////////////////////////////////////////
127bncApp::~bncApp() {
128 delete _logStream;
129 delete _logFile;
130 delete _ephStreamGPS;
131 delete _ephFileGPS;
132 delete _server;
133 delete _sockets;
134 delete _serverCorr;
135 delete _socketsCorr;
136 if (_rinexVers == 2) {
137 delete _ephStreamGlonass;
138 delete _ephFileGlonass;
139 }
140 for (int ii = PRN_GPS_START; ii <= PRN_GPS_END; ii++) {
141 delete _gpsEph[ii-PRN_GPS_START];
142 }
143 for (int ii = PRN_GLONASS_START; ii <= PRN_GLONASS_END; ii++) {
144 delete _glonassEph[ii-PRN_GLONASS_START];
145 }
146
147 delete _corrs;
148
149 delete _currentDateAndTimeGPS;
150}
151
152// Write a Program Message
153////////////////////////////////////////////////////////////////////////////
154void bncApp::slotMessage(const QByteArray msg) {
155
156 QMutexLocker locker(&_mutex);
157
158 messagePrivate(msg);
159}
160
161// Write a Program Message (private, no lock)
162////////////////////////////////////////////////////////////////////////////
163void bncApp::messagePrivate(const QByteArray& msg) {
164
165 // First time resolve the log file name
166 // ------------------------------------
167 if (_logFileFlag == 0) {
168 _logFileFlag = 1;
169 QSettings settings;
170 QString logFileName = settings.value("logFile").toString();
171 if ( !logFileName.isEmpty() ) {
172 expandEnvVar(logFileName);
173 _logFile = new QFile(logFileName);
174 if ( Qt::CheckState(settings.value("rnxAppend").toInt()) == Qt::Checked) {
175 _logFile->open(QIODevice::WriteOnly | QIODevice::Append);
176 }
177 else {
178 _logFile->open(QIODevice::WriteOnly);
179 }
180 _logStream = new QTextStream();
181 _logStream->setDevice(_logFile);
182 }
183 }
184
185 if (_logStream) {
186 *_logStream << currentDateAndTimeGPS().toString("yy-MM-dd hh:mm:ss ").toAscii().data();
187 *_logStream << msg.data() << endl;
188 _logStream->flush();
189 }
190}
191
192// New GPS Ephemeris
193////////////////////////////////////////////////////////////////////////////
194void bncApp::slotNewGPSEph(gpsephemeris* gpseph) {
195
196 QMutexLocker locker(&_mutex);
197
198 gpsephemeris copy_gpseph = *gpseph;
199 emit newEphGPS(copy_gpseph);
200
201 printEphHeader();
202
203 gpsephemeris** ee = &_gpsEph[gpseph->satellite-1];
204 if ( *ee == 0 ||
205 gpseph->GPSweek > (*ee)->GPSweek ||
206 (gpseph->GPSweek == (*ee)->GPSweek && gpseph->TOC > (*ee)->TOC) ) {
207 delete *ee;
208 *ee = gpseph;
209 printGPSEph(gpseph, true);
210 }
211 else {
212 printGPSEph(gpseph, false);
213 delete gpseph;
214 }
215}
216
217// New Glonass Ephemeris
218////////////////////////////////////////////////////////////////////////////
219void bncApp::slotNewGlonassEph(glonassephemeris* glonasseph) {
220
221 QMutexLocker locker(&_mutex);
222
223 printEphHeader();
224
225 glonassephemeris** ee = &_glonassEph[glonasseph->almanac_number-1];
226
227 int wwOld, towOld, wwNew, towNew;
228 if (*ee != 0) {
229 wwOld = (*ee)->GPSWeek;
230 towOld = (*ee)->GPSTOW;
231 updatetime(&wwOld, &towOld, (*ee)->tb*1000, 0);
232
233 wwNew = glonasseph->GPSWeek;
234 towNew = glonasseph->GPSTOW;
235 updatetime(&wwNew, &towNew, glonasseph->tb*1000, 0);
236 }
237
238 if ( *ee == 0 ||
239 wwNew > wwOld ||
240 (wwNew == wwOld && towNew > towOld) ) {
241 delete *ee;
242 *ee = glonasseph;
243 printGlonassEph(glonasseph, true);
244 }
245 else {
246 printGlonassEph(glonasseph, false);
247 delete glonasseph;
248 }
249}
250
251// Print Header of the output File(s)
252////////////////////////////////////////////////////////////////////////////
253void bncApp::printEphHeader() {
254
255 QSettings settings;
256
257 // Initialization
258 // --------------
259 if (_rinexVers == 0) {
260
261 if ( Qt::CheckState(settings.value("ephV3").toInt()) == Qt::Checked) {
262 _rinexVers = 3;
263 }
264 else {
265 _rinexVers = 2;
266 }
267
268 _ephPath = settings.value("ephPath").toString();
269
270 if ( !_ephPath.isEmpty() ) {
271 if ( _ephPath[_ephPath.length()-1] != QDir::separator() ) {
272 _ephPath += QDir::separator();
273 }
274 expandEnvVar(_ephPath);
275 }
276 }
277
278 // (Re-)Open output File(s)
279 // ------------------------
280 if (!_ephPath.isEmpty()) {
281
282 QDateTime datTim = currentDateAndTimeGPS();
283
284 QString ephFileNameGPS = _ephPath + "BRDC" +
285 QString("%1").arg(datTim.date().dayOfYear(), 3, 10, QChar('0'));
286
287 QString hlpStr = bncRinex::nextEpochStr(datTim,
288 settings.value("ephIntr").toString());
289
290 if (_rinexVers == 3) {
291 ephFileNameGPS += hlpStr + datTim.toString(".yyP");
292 }
293 else {
294 ephFileNameGPS += hlpStr + datTim.toString(".yyN");
295 }
296
297 if (_ephFileNameGPS == ephFileNameGPS) {
298 return;
299 }
300 else {
301 _ephFileNameGPS = ephFileNameGPS;
302 }
303
304 for (int ii = PRN_GPS_START; ii <= PRN_GPS_END; ii++) {
305 delete _gpsEph[ii-PRN_GPS_START];
306 _gpsEph[ii-PRN_GPS_START] = 0;
307 }
308 for (int ii = PRN_GLONASS_START; ii <= PRN_GLONASS_END; ii++) {
309 delete _glonassEph[ii-PRN_GLONASS_START];
310 _glonassEph[ii-PRN_GLONASS_START] = 0;
311 }
312
313 delete _ephStreamGPS;
314 delete _ephFileGPS;
315
316 QFlags<QIODevice::OpenModeFlag> appendFlagGPS;
317 QFlags<QIODevice::OpenModeFlag> appendFlagGlonass;
318
319 if ( Qt::CheckState(settings.value("rnxAppend").toInt()) == Qt::Checked &&
320 QFile::exists(ephFileNameGPS) ) {
321 appendFlagGPS = QIODevice::Append;
322 }
323
324 _ephFileGPS = new QFile(ephFileNameGPS);
325 _ephFileGPS->open(QIODevice::WriteOnly | appendFlagGPS);
326 _ephStreamGPS = new QTextStream();
327 _ephStreamGPS->setDevice(_ephFileGPS);
328
329 if (_rinexVers == 3) {
330 _ephFileGlonass = _ephFileGPS;
331 _ephStreamGlonass = _ephStreamGPS;
332 }
333 else if (_rinexVers == 2) {
334 QString ephFileNameGlonass = _ephPath + "BRDC" +
335 QString("%1").arg(datTim.date().dayOfYear(), 3, 10, QChar('0')) +
336 hlpStr + datTim.toString(".yyG");
337
338 delete _ephStreamGlonass;
339 delete _ephFileGlonass;
340
341 if ( Qt::CheckState(settings.value("rnxAppend").toInt()) == Qt::Checked &&
342 QFile::exists(ephFileNameGlonass) ) {
343 appendFlagGlonass = QIODevice::Append;
344 }
345
346 _ephFileGlonass = new QFile(ephFileNameGlonass);
347 _ephFileGlonass->open(QIODevice::WriteOnly | appendFlagGlonass);
348 _ephStreamGlonass = new QTextStream();
349 _ephStreamGlonass->setDevice(_ephFileGlonass);
350 }
351
352 // Header - RINEX Version 3
353 // ------------------------
354 if (_rinexVers == 3) {
355 if ( ! (appendFlagGPS & QIODevice::Append)) {
356 QString line;
357 line.sprintf(
358 "%9.2f%11sN: GNSS NAV DATA M: Mixed%12sRINEX VERSION / TYPE\n",
359 3.0, "", "");
360 *_ephStreamGPS << line;
361
362 QString hlp = currentDateAndTimeGPS().toString("yyyyMMdd hhmmss UTC").leftJustified(20, ' ', true);
363 *_ephStreamGPS << _pgmName.toAscii().data()
364 << _userName.toAscii().data()
365 << hlp.toAscii().data()
366 << "PGM / RUN BY / DATE" << endl;
367
368 line.sprintf("%60sEND OF HEADER\n", "");
369 *_ephStreamGPS << line;
370
371 _ephStreamGPS->flush();
372 }
373 }
374
375 // Headers - RINEX Version 2
376 // -------------------------
377 else if (_rinexVers == 2) {
378 if (! (appendFlagGPS & QIODevice::Append)) {
379 QString line;
380 line.sprintf(
381 "%9.2f%11sN: GPS NAV DATA%25sRINEX VERSION / TYPE\n", 2.11, "", "");
382 *_ephStreamGPS << line;
383
384 QString hlp = currentDateAndTimeGPS().date().toString("dd-MMM-yyyy").leftJustified(20, ' ', true);
385 *_ephStreamGPS << _pgmName.toAscii().data()
386 << _userName.toAscii().data()
387 << hlp.toAscii().data()
388 << "PGM / RUN BY / DATE" << endl;
389
390 line.sprintf("%60sEND OF HEADER\n", "");
391 *_ephStreamGPS << line;
392
393 _ephStreamGPS->flush();
394 }
395 if (! (appendFlagGlonass & QIODevice::Append)) {
396 QString line;
397 line.sprintf(
398 "%9.2f%11sG: GLONASS NAV DATA%21sRINEX VERSION / TYPE\n",2.11,"","");
399 *_ephStreamGlonass << line;
400
401 QString hlp = currentDateAndTimeGPS().date().toString("dd-MMM-yyyy").leftJustified(20, ' ', true);
402 *_ephStreamGlonass << _pgmName.toAscii().data()
403 << _userName.toAscii().data()
404 << hlp.toAscii().data()
405 << "PGM / RUN BY / DATE" << endl;
406
407 line.sprintf("%60sEND OF HEADER\n", "");
408 *_ephStreamGlonass << line;
409
410 _ephStreamGlonass->flush();
411 }
412 }
413 }
414}
415
416// Print One GPS Ephemeris
417////////////////////////////////////////////////////////////////////////////
418void bncApp::printGPSEph(gpsephemeris* ep, bool printFile) {
419
420 QString lineV2;
421 QString lineV3;
422
423 struct converttimeinfo cti;
424 converttime(&cti, ep->GPSweek, ep->TOC);
425
426 lineV3.sprintf("G%02d %04d %02d %02d %02d %02d %02d %18.11e %18.11e %18.11e\n",
427 ep->satellite, cti.year, cti.month, cti.day, cti.hour,
428 cti.minute, cti.second, ep->clock_bias, ep->clock_drift,
429 ep->clock_driftrate);
430
431 lineV2.sprintf("%02d %02d %02d %02d %02d %02d%5.1f %18.11e %18.11e %18.11e\n",
432 ep->satellite, cti.year%100, cti.month, cti.day, cti.hour,
433 cti.minute, (double) cti.second, ep->clock_bias,
434 ep->clock_drift, ep->clock_driftrate);
435
436 QString line;
437 QByteArray allLines;
438
439 line.sprintf(" %18.11e %18.11e %18.11e %18.11e\n", (double)ep->IODE,
440 ep->Crs, ep->Delta_n, ep->M0);
441 allLines += line;
442
443 line.sprintf(" %18.11e %18.11e %18.11e %18.11e\n", ep->Cuc,
444 ep->e, ep->Cus, ep->sqrt_A);
445 allLines += line;
446
447 line.sprintf(" %18.11e %18.11e %18.11e %18.11e\n",
448 (double) ep->TOE, ep->Cic, ep->OMEGA0, ep->Cis);
449 allLines += line;
450
451 line.sprintf(" %18.11e %18.11e %18.11e %18.11e\n", ep->i0,
452 ep->Crc, ep->omega, ep->OMEGADOT);
453 allLines += line;
454
455 double dd = 0;
456 unsigned long ii = ep->flags;
457 if(ii & GPSEPHF_L2CACODE)
458 dd += 2.0;
459 if(ii & GPSEPHF_L2PCODE)
460 dd += 1.0;
461 line.sprintf(" %18.11e %18.11e %18.11e %18.11e\n", ep->IDOT, dd,
462 (double) ep->GPSweek, ii & GPSEPHF_L2PCODEDATA ? 1.0 : 0.0);
463 allLines += line;
464
465 if(ep->URAindex <= 6) /* URA index */
466 dd = ceil(10.0*pow(2.0, 1.0+((double)ep->URAindex)/2.0))/10.0;
467 else
468 dd = ceil(10.0*pow(2.0, ((double)ep->URAindex)/2.0))/10.0;
469 line.sprintf(" %18.11e %18.11e %18.11e %18.11e\n", dd,
470 ((double) ep->SVhealth), ep->TGD, ((double) ep->IODC));
471 allLines += line;
472
473 line.sprintf(" %18.11e %18.11e\n", ((double)ep->TOW), 0.0);
474 allLines += line;
475
476 printOutput(printFile, _ephStreamGPS, lineV2, lineV3, allLines);
477}
478
479// Print One Glonass Ephemeris
480////////////////////////////////////////////////////////////////////////////
481void bncApp::printGlonassEph(glonassephemeris* ep, bool printFile) {
482
483 int ww = ep->GPSWeek;
484 int tow = ep->GPSTOW;
485 struct converttimeinfo cti;
486
487 updatetime(&ww, &tow, ep->tb*1000, 0);
488 converttime(&cti, ww, tow);
489
490 int tk = ep->tk-3*60*60;
491 if (tk < 0) {
492 tk += 86400;
493 }
494
495 QString lineV2;
496 QString lineV3;
497
498 lineV3.sprintf("R%02d %04d %02d %02d %02d %02d %02d %18.11e %18.11e %18.11e\n",
499 ep->almanac_number, cti.year, cti.month, cti.day, cti.hour,
500 cti.minute, cti.second, -ep->tau, ep->gamma, (double) tk);
501
502 lineV2.sprintf("%02d %02d %02d %02d %02d %02d%5.1f %18.11e %18.11e %18.11e\n",
503 ep->almanac_number, cti.year%100, cti.month, cti.day,
504 cti.hour, cti.minute, (double) cti.second, -ep->tau,
505 ep->gamma, (double) tk);
506
507 QString line;
508 QByteArray allLines;
509
510 line.sprintf(" %18.11e %18.11e %18.11e %18.11e\n", ep->x_pos,
511 ep->x_velocity, ep->x_acceleration,
512 (ep->flags & GLOEPHF_UNHEALTHY) ? 1.0 : 0.0);
513 allLines += line;
514
515 line.sprintf(" %18.11e %18.11e %18.11e %18.11e\n", ep->y_pos,
516 ep->y_velocity, ep->y_acceleration,
517 (double) ep->frequency_number);
518 allLines += line;
519
520 line.sprintf(" %18.11e %18.11e %18.11e %18.11e\n", ep->z_pos,
521 ep->z_velocity, ep->z_acceleration, (double) ep->E);
522 allLines += line;
523
524 printOutput(printFile, _ephStreamGlonass, lineV2, lineV3, allLines);
525}
526
527// Output
528////////////////////////////////////////////////////////////////////////////
529void bncApp::printOutput(bool printFile, QTextStream* stream,
530 const QString& lineV2,
531 const QString& lineV3,
532 const QByteArray& allLines) {
533 // Output into file
534 // ----------------
535 if (printFile && stream) {
536 if (_rinexVers == 2) {
537 *stream << lineV2.toAscii();
538 }
539 else {
540 *stream << lineV3.toAscii();
541 }
542 *stream << allLines;
543 stream->flush();
544 }
545
546 // Output into the socket
547 // ----------------------
548 if (_sockets) {
549 QMutableListIterator<QTcpSocket*> is(*_sockets);
550 while (is.hasNext()) {
551 QTcpSocket* sock = is.next();
552 if (sock->state() == QAbstractSocket::ConnectedState) {
553 if (sock->write(lineV3.toAscii()) == -1 ||
554 sock->write(allLines) == -1) {
555 delete sock;
556 is.remove();
557 }
558 }
559 else if (sock->state() != QAbstractSocket::ConnectingState) {
560 delete sock;
561 is.remove();
562 }
563 }
564 }
565}
566
567// Set Port Number
568////////////////////////////////////////////////////////////////////////////
569void bncApp::setPort(int port) {
570 _port = port;
571 if (_port != 0) {
572 delete _server;
573 _server = new QTcpServer;
574 _server->listen(QHostAddress::Any, _port);
575 connect(_server, SIGNAL(newConnection()), this, SLOT(slotNewConnection()));
576 delete _sockets;
577 _sockets = new QList<QTcpSocket*>;
578 }
579}
580
581// Set Port Number
582////////////////////////////////////////////////////////////////////////////
583void bncApp::setPortCorr(int port) {
584 _portCorr = port;
585 if (_portCorr != 0) {
586 delete _serverCorr;
587 _serverCorr = new QTcpServer;
588 _serverCorr->listen(QHostAddress::Any, _portCorr);
589 connect(_serverCorr, SIGNAL(newConnection()), this, SLOT(slotNewConnectionCorr()));
590 delete _socketsCorr;
591 _socketsCorr = new QList<QTcpSocket*>;
592 }
593}
594
595// New Connection
596////////////////////////////////////////////////////////////////////////////
597void bncApp::slotNewConnection() {
598 _sockets->push_back( _server->nextPendingConnection() );
599}
600
601// New Connection
602////////////////////////////////////////////////////////////////////////////
603void bncApp::slotNewConnectionCorr() {
604 _socketsCorr->push_back( _serverCorr->nextPendingConnection() );
605}
606
607//
608////////////////////////////////////////////////////////////////////////////
609void bncApp::slotQuit() {
610 cout << "bncApp::slotQuit" << endl;
611 delete _caster;
612 quit();
613}
614
615//
616////////////////////////////////////////////////////////////////////////////
617void bncApp::slotNewCorrLine(QString line, QString staID, long coTime) {
618
619 QMutexLocker locker(&_mutex);
620
621 if (!_socketsCorr) {
622 return;
623 }
624
625 QSettings settings;
626 _waitCoTime = settings.value("corrTime").toInt();
627 if (_waitCoTime < 1) {
628 _waitCoTime = 1;
629 }
630
631 // First time, set the _lastDumpSec immediately
632 // --------------------------------------------
633 if (_lastDumpCoSec == 0) {
634 _lastDumpCoSec = coTime - 1;
635 }
636
637 // An old correction - throw it away
638 // ---------------------------------
639 if (coTime <= _lastDumpCoSec) {
640 QString line = staID + ": Correction overaged by " +
641 QString().sprintf(" %ld sec",
642 _lastDumpCoSec - coTime + _waitCoTime);
643 messagePrivate(line.toAscii());
644 emit( newMessage(line.toAscii()) );
645 return;
646 }
647
648 _corrs->insert(coTime, QString(line + " " + staID));
649
650 // Dump Corrections
651 // ----------------
652 if (coTime - _waitCoTime > _lastDumpCoSec) {
653 dumpCorrs(_lastDumpCoSec + 1, coTime - _waitCoTime);
654 _lastDumpCoSec = coTime - _waitCoTime;
655 }
656}
657
658// Dump Complete Correction Epochs
659////////////////////////////////////////////////////////////////////////////
660void bncApp::dumpCorrs(long minTime, long maxTime) {
661
662 for (long sec = minTime; sec <= maxTime; sec++) {
663 QList<QString> allCorrs = _corrs->values(sec);
664 QListIterator<QString> it(allCorrs);
665 while (it.hasNext()) {
666 QString corrLine = it.next() + "\n";
667
668 QMutableListIterator<QTcpSocket*> is(*_socketsCorr);
669 while (is.hasNext()) {
670 QTcpSocket* sock = is.next();
671 if (sock->state() == QAbstractSocket::ConnectedState) {
672 if (sock->write(corrLine.toAscii()) == -1) {
673 delete sock;
674 is.remove();
675 }
676 }
677 else if (sock->state() != QAbstractSocket::ConnectingState) {
678 delete sock;
679 is.remove();
680 }
681 }
682 }
683 _corrs->remove(sec);
684 }
685}
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