-
Notifications
You must be signed in to change notification settings - Fork 55
/
Copy pathssl.cpp
2305 lines (2030 loc) · 61.5 KB
/
ssl.cpp
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
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
#include <QtCore/qfile.h>
#include <QtCore/qdatetime.h>
#include <openssl/ssl.h>
#include <openssl/err.h>
#include "../include/locks.h"
#include "../include/ssl.h"
#include "../include/socket.h"
#include "../include/private/socket_p.h"
#include "../include/socket_utils.h"
#include "../include/private/crypto_p.h"
#include "debugger.h"
QTNG_LOGGER("qtng.ssl");
QTNETWORKNG_NAMESPACE_BEGIN
class SslCipherPrivate
{
public:
SslCipherPrivate()
: supportedBits(0)
, bits(0)
, protocol(Ssl::UnknownProtocol)
, exportable(false)
, isNull(true)
{
}
static SslCipher from_SSL_CIPHER(const SSL_CIPHER *cipher);
QString name;
QString protocolString;
QString keyExchangeMethod;
QString authenticationMethod;
QString encryptionMethod;
int supportedBits;
int bits;
Ssl::SslProtocol protocol;
bool exportable;
bool isNull;
};
// for qt before 5.4
inline QString toString(const QStringRef &sr)
{
return sr.toString();
}
inline QString toString(const QString &s)
{
return s;
}
SslCipher SslCipherPrivate::from_SSL_CIPHER(const SSL_CIPHER *cipher)
{
SslCipher ciph;
if (!cipher) {
return ciph;
}
char buf[256];
char *description = SSL_CIPHER_description(cipher, buf, sizeof(buf));
if (!description) {
return ciph;
}
QString descriptionOneLine = QString::fromLatin1(description);
#if (QT_VERSION >= QT_VERSION_CHECK(5, 14, 0))
const QVector<QStringRef> &descriptionList = descriptionOneLine.splitRef(QLatin1Char(' '), Qt::SkipEmptyParts);
#elif (QT_VERSION >= QT_VERSION_CHECK(5, 4, 0))
const QVector<QStringRef> &descriptionList = descriptionOneLine.splitRef(QLatin1Char(' '), QString::SkipEmptyParts);
#else
const QStringList &descriptionList = descriptionOneLine.split(QLatin1Char(' '), QString::SkipEmptyParts);
#endif
if (descriptionList.size() > 5) {
// ### crude code.
ciph.d->isNull = false;
ciph.d->name = toString(descriptionList.at(0));
QString protoString = toString(descriptionList.at(1));
ciph.d->protocolString = protoString;
if (protoString == QLatin1String("SSLv3")) {
ciph.d->protocol = Ssl::SslV3;
} else if (protoString == QLatin1String("SSLv2")) {
ciph.d->protocol = Ssl::SslV2;
} else if (protoString == QLatin1String("TLSv1")) {
ciph.d->protocol = Ssl::TlsV1_0;
} else if (protoString == QLatin1String("TLSv1.1")) {
ciph.d->protocol = Ssl::TlsV1_1;
} else if (protoString == QLatin1String("TLSv1.2")) {
ciph.d->protocol = Ssl::TlsV1_2;
} else if (protoString == QLatin1String("TLSv1.3")) {
ciph.d->protocol = Ssl::TlsV1_3;
} else {
ciph.d->protocol = Ssl::UnknownProtocol;
}
if (descriptionList.at(2).startsWith(QLatin1String("Kx=")))
ciph.d->keyExchangeMethod = toString(descriptionList.at(2).mid(3));
if (descriptionList.at(3).startsWith(QLatin1String("Au=")))
ciph.d->authenticationMethod = toString(descriptionList.at(3).mid(3));
if (descriptionList.at(4).startsWith(QLatin1String("Enc=")))
ciph.d->encryptionMethod = toString(descriptionList.at(4).mid(4));
ciph.d->exportable = (descriptionList.size() > 6 && descriptionList.at(6) == QLatin1String("export"));
ciph.d->bits = SSL_CIPHER_get_bits(cipher, &ciph.d->supportedBits);
}
return ciph;
}
SslCipher::SslCipher()
: d(new SslCipherPrivate)
{
}
SslCipher::SslCipher(const QString &name)
: d(new SslCipherPrivate)
{
const QList<SslCipher> &ciphers = SslConfiguration::supportedCiphers();
for (const SslCipher &cipher : ciphers) {
if (cipher.name() == name) {
*this = cipher;
return;
}
}
}
SslCipher::SslCipher(const QString &name, Ssl::SslProtocol protocol)
: d(new SslCipherPrivate)
{
const QList<SslCipher> &ciphers = SslConfiguration::supportedCiphers();
for (const SslCipher &cipher : ciphers) {
if (cipher.name() == name && cipher.protocol() == protocol) {
*this = cipher;
return;
}
}
}
SslCipher::SslCipher(const SslCipher &other)
: d(new SslCipherPrivate)
{
*d.data() = *other.d.data();
}
SslCipher::~SslCipher() { }
SslCipher &SslCipher::operator=(const SslCipher &other)
{
*d.data() = *other.d.data();
return *this;
}
bool SslCipher::operator==(const SslCipher &other) const
{
return d->name == other.d->name && d->protocol == other.d->protocol;
}
bool SslCipher::isNull() const
{
return d->isNull;
}
QString SslCipher::name() const
{
return d->name;
}
int SslCipher::supportedBits() const
{
return d->supportedBits;
}
int SslCipher::usedBits() const
{
return d->bits;
}
QString SslCipher::keyExchangeMethod() const
{
return d->keyExchangeMethod;
}
QString SslCipher::authenticationMethod() const
{
return d->authenticationMethod;
}
QString SslCipher::encryptionMethod() const
{
return d->encryptionMethod;
}
QString SslCipher::protocolString() const
{
return d->protocolString;
}
Ssl::SslProtocol SslCipher::protocol() const
{
return d->protocol;
}
QDebug operator<<(QDebug debug, const SslCipher &cipher)
{
QDebugStateSaver saver(debug);
Q_UNUSED(saver);
#if (QT_VERSION >= QT_VERSION_CHECK(5, 4, 0))
debug.resetFormat().nospace().noquote();
#else
debug.nospace();
#endif
debug << "SslCipher(name=" << cipher.name() << ", bits=" << cipher.usedBits()
<< ", proto=" << cipher.protocolString() << ')';
return debug;
}
class SslConfigurationPrivate : public QSharedData
{
public:
SslConfigurationPrivate();
SslConfigurationPrivate(const SslConfigurationPrivate &) = default;
bool isNull() const;
bool operator==(const SslConfigurationPrivate &other) const;
static QSharedPointer<SSL_CTX> makeContext(const SslConfiguration &config, bool asServer);
void setSendTlsExtHostName(bool sendTlsExtHostName);
QList<Certificate> caCertificates;
Certificate localCertificate;
PrivateKey privateKey;
QList<QByteArray> allowedNextProtocols;
Ssl::PeerVerifyMode peerVerifyMode;
QList<SslCipher> ciphers;
QSharedPointer<ChooseTlsExtNameCallback> chooseTlsExtNameCallback;
int peerVerifyDepth;
bool onlySecureProtocol;
bool supportCompression;
};
bool SslConfigurationPrivate::operator==(const SslConfigurationPrivate &other) const
{
return caCertificates == other.caCertificates && localCertificate == other.localCertificate
&& privateKey == other.privateKey && allowedNextProtocols == other.allowedNextProtocols
&& peerVerifyMode == other.peerVerifyMode && ciphers == other.ciphers
&& chooseTlsExtNameCallback == other.chooseTlsExtNameCallback && peerVerifyDepth == other.peerVerifyDepth
&& onlySecureProtocol == other.onlySecureProtocol && supportCompression == other.supportCompression;
}
bool SslConfigurationPrivate::isNull() const
{
return caCertificates.isEmpty() && localCertificate.isNull() && !privateKey.isValid()
&& allowedNextProtocols.isEmpty() && peerVerifyMode == Ssl::AutoVerifyPeer && ciphers.isEmpty()
&& chooseTlsExtNameCallback.isNull() && peerVerifyDepth == 4 && onlySecureProtocol == true
&& supportCompression == true;
}
SslConfigurationPrivate::SslConfigurationPrivate()
: peerVerifyMode(Ssl::AutoVerifyPeer)
, peerVerifyDepth(4)
, onlySecureProtocol(true)
, supportCompression(true)
{
setSendTlsExtHostName(true);
}
class AlwaysTheSameChooseTlsExtNameCallback : public ChooseTlsExtNameCallback
{
virtual QString choose(const QString &hostName) override { return hostName; }
};
void SslConfigurationPrivate::setSendTlsExtHostName(bool sendTlsExtHostName)
{
static QSharedPointer<ChooseTlsExtNameCallback> defaultCallback(new AlwaysTheSameChooseTlsExtNameCallback());
if (sendTlsExtHostName) {
chooseTlsExtNameCallback = defaultCallback;
} else {
chooseTlsExtNameCallback.clear();
}
}
QSharedPointer<SSL_CTX> SslConfigurationPrivate::makeContext(const SslConfiguration &config, bool asServer)
{
QSharedPointer<SSL_CTX> ctx;
const SSL_METHOD *method = nullptr;
if (asServer) {
method = SSLv23_server_method();
} else {
method = SSLv23_client_method();
}
if (!method) {
return ctx;
}
ctx.reset(SSL_CTX_new(method), SSL_CTX_free);
if (ctx.isNull()) {
return ctx;
}
SSL_CTX_set_verify_depth(ctx.data(), config.peerVerifyDepth());
long flags = SSL_OP_NO_SSLv2 | SSL_OP_NO_SSLv3 | SSL_OP_NO_TLSv1;
if (config.onlySecureProtocol()) {
flags |= SSL_OP_NO_TLSv1_1;
}
if (!config.supportCompression()) {
flags |= SSL_OP_NO_COMPRESSION;
}
SSL_CTX_set_options(ctx.data(), flags);
const PrivateKey &privateKey = config.privateKey();
if (privateKey.isValid()) {
int r = SSL_CTX_use_PrivateKey(ctx.data(), static_cast<EVP_PKEY *>(privateKey.handle()));
if (!r) {
qtng_debug << "can not set ssl private key.";
}
}
const Certificate &localCertificate = config.localCertificate();
if (localCertificate.isValid()) {
int r = SSL_CTX_use_certificate(ctx.data(), static_cast<X509 *>(localCertificate.handle()));
if (!r) {
qtng_debug << "can not set ssl certificate.";
}
}
return ctx;
}
SslConfiguration::SslConfiguration()
: d(new SslConfigurationPrivate())
{
}
SslConfiguration::SslConfiguration(const SslConfiguration &other)
: d(other.d)
{
}
#ifdef Q_COMPILER_RVALUE_REFS
SslConfiguration::SslConfiguration(SslConfiguration &&other)
: d(nullptr)
{
qSwap(d, other.d);
}
#endif
SslConfiguration::~SslConfiguration() { }
SslConfiguration &SslConfiguration::operator=(const SslConfiguration &other)
{
if (this == &other) {
return *this;
}
d = other.d;
return *this;
}
bool SslConfiguration::operator==(const SslConfiguration &other) const
{
if (d == other.d) {
return true;
}
return d->operator==(*other.d);
}
bool SslConfiguration::isNull() const
{
return d->isNull();
}
QList<QByteArray> SslConfiguration::allowedNextProtocols() const
{
return d->allowedNextProtocols;
}
QList<Certificate> SslConfiguration::caCertificates() const
{
return d->caCertificates;
}
QList<SslCipher> SslConfiguration::ciphers() const
{
return d->ciphers;
}
Certificate SslConfiguration::localCertificate() const
{
return d->localCertificate;
}
Ssl::PeerVerifyMode SslConfiguration::peerVerifyMode() const
{
return d->peerVerifyMode;
}
int SslConfiguration::peerVerifyDepth() const
{
return d->peerVerifyDepth;
}
PrivateKey SslConfiguration::privateKey() const
{
return d->privateKey;
}
bool SslConfiguration::onlySecureProtocol() const
{
return d->onlySecureProtocol;
}
bool SslConfiguration::supportCompression() const
{
return d->supportCompression;
}
bool SslConfiguration::sendTlsExtHostName() const
{
return !d->chooseTlsExtNameCallback.isNull();
}
QSharedPointer<ChooseTlsExtNameCallback> SslConfiguration::tlsExtHostNameCallback() const
{
return d->chooseTlsExtNameCallback;
}
void SslConfiguration::addCaCertificate(const Certificate &certificate)
{
d->caCertificates.append(certificate);
}
void SslConfiguration::addCaCertificates(const QList<Certificate> &certificates)
{
d->caCertificates.append(certificates);
}
void SslConfiguration::setAllowedNextProtocols(const QList<QByteArray> &protocols)
{
d->allowedNextProtocols = protocols;
}
void SslConfiguration::setPeerVerifyDepth(int depth)
{
d->peerVerifyDepth = depth;
}
void SslConfiguration::setPeerVerifyMode(Ssl::PeerVerifyMode mode)
{
d->peerVerifyMode = mode;
}
void SslConfiguration::setLocalCertificate(const Certificate &certificate)
{
d->localCertificate = certificate;
}
bool SslConfiguration::setLocalCertificate(const QString &path, Ssl::EncodingFormat format)
{
QFile f(path);
if (!f.open(QIODevice::ReadOnly)) {
return false;
}
qint64 size = f.size();
if (size <= 0) {
return false;
}
QByteArray buf(f.size(), Qt::Uninitialized);
qint64 bs = f.read(buf.data(), buf.size());
if (bs != size) {
return false;
}
const Certificate &cert = Certificate::load(buf, format);
if (cert.isNull() || cert.isBlacklisted()) {
return false;
}
d->localCertificate = cert;
return true;
}
void SslConfiguration::setPrivateKey(const PrivateKey &key)
{
d->privateKey = key;
}
bool SslConfiguration::setPrivateKey(const QString &fileName, Ssl::EncodingFormat format, const QByteArray &passPhrase)
{
QFile f(fileName);
if (!f.open(QIODevice::ReadOnly)) {
return false;
}
qint64 size = f.size();
if (size <= 0) {
return false;
}
QByteArray buf(f.size(), Qt::Uninitialized);
qint64 bs = f.read(buf.data(), buf.size());
if (bs != size) {
return false;
}
const PrivateKey &key = PrivateKey::load(buf, format, passPhrase);
if (!key.isValid()) {
return false;
}
d->privateKey = key;
return true;
}
void SslConfiguration::setOnlySecureProtocol(bool onlySecureProtocol)
{
d->onlySecureProtocol = onlySecureProtocol;
}
void SslConfiguration::setSupportCompression(bool supportCompression)
{
d->supportCompression = supportCompression;
}
void SslConfiguration::setSendTlsExtHostName(bool sendTlsExtHostName)
{
d->setSendTlsExtHostName(sendTlsExtHostName);
}
void SslConfiguration::setTlsExtHostNameCallback(QSharedPointer<ChooseTlsExtNameCallback> callback)
{
d->chooseTlsExtNameCallback = callback;
}
QList<SslCipher> SslConfiguration::supportedCiphers()
{
return QList<SslCipher>();
}
SslConfiguration SslConfiguration::testPurpose(const QString &commonName, const QString &countryCode,
const QString &organization)
{
PrivateKey key = PrivateKey::generate(qtng::PrivateKey::Rsa, 2048);
QMultiMap<Certificate::SubjectInfo, QString> info;
info.insert(Certificate::CommonName, commonName);
info.insert(Certificate::CountryName, countryCode);
info.insert(Certificate::Organization, organization);
const QDateTime &now = QDateTime::currentDateTime();
const Certificate &cert = Certificate::selfSign(key, MessageDigest::Sha256, 293424, now, now.addYears(10), info);
SslConfiguration config;
config.setPrivateKey(key);
config.setLocalCertificate(cert);
return config;
}
class SslErrorPrivate
{
public:
Certificate certificate;
SslError::Error error;
};
SslError::SslError()
: d(new SslErrorPrivate)
{
d->error = SslError::NoError;
d->certificate = Certificate();
}
SslError::SslError(Error error)
: d(new SslErrorPrivate)
{
d->error = error;
d->certificate = Certificate();
}
SslError::SslError(Error error, const Certificate &certificate)
: d(new SslErrorPrivate)
{
d->error = error;
d->certificate = certificate;
}
SslError::SslError(const SslError &other)
: d(new SslErrorPrivate)
{
*d.data() = *other.d.data();
}
SslError::~SslError() { }
SslError &SslError::operator=(const SslError &other)
{
*d.data() = *other.d.data();
return *this;
}
bool SslError::operator==(const SslError &other) const
{
return d->error == other.d->error && d->certificate == other.d->certificate;
}
SslError::Error SslError::error() const
{
return d->error;
}
QString SslError::errorString() const
{
QString errStr;
switch (d->error) {
case NoError:
errStr = QString::fromLatin1("No error");
break;
case UnableToGetIssuerCertificate:
errStr = QString::fromLatin1("The issuer certificate could not be found");
break;
case UnableToDecryptCertificateSignature:
errStr = QString::fromLatin1("The certificate signature could not be decrypted");
break;
case UnableToDecodeIssuerPublicKey:
errStr = QString::fromLatin1("The public key in the certificate could not be read");
break;
case CertificateSignatureFailed:
errStr = QString::fromLatin1("The signature of the certificate is invalid");
break;
case CertificateNotYetValid:
errStr = QString::fromLatin1("The certificate is not yet valid");
break;
case CertificateExpired:
errStr = QString::fromLatin1("The certificate has expired");
break;
case InvalidNotBeforeField:
errStr = QString::fromLatin1("The certificate's notBefore field contains an invalid time");
break;
case InvalidNotAfterField:
errStr = QString::fromLatin1("The certificate's notAfter field contains an invalid time");
break;
case SelfSignedCertificate:
errStr = QString::fromLatin1("The certificate is self-signed, and untrusted");
break;
case SelfSignedCertificateInChain:
errStr = QString::fromLatin1("The root certificate of the certificate chain is self-signed, and untrusted");
break;
case UnableToGetLocalIssuerCertificate:
errStr = QString::fromLatin1("The issuer certificate of a locally looked up certificate could not be found");
break;
case UnableToVerifyFirstCertificate:
errStr = QString::fromLatin1("No certificates could be verified");
break;
case InvalidCaCertificate:
errStr = QString::fromLatin1("One of the CA certificates is invalid");
break;
case PathLengthExceeded:
errStr = QString::fromLatin1("The basicConstraints path length parameter has been exceeded");
break;
case InvalidPurpose:
errStr = QString::fromLatin1("The supplied certificate is unsuitable for this purpose");
break;
case CertificateUntrusted:
errStr = QString::fromLatin1("The root CA certificate is not trusted for this purpose");
break;
case CertificateRejected:
errStr = QString::fromLatin1("The root CA certificate is marked to reject the specified purpose");
break;
case SubjectIssuerMismatch: // hostname mismatch
errStr = QString::fromLatin1("The current candidate issuer certificate was rejected because its"
" subject name did not match the issuer name of the current certificate");
break;
case AuthorityIssuerSerialNumberMismatch:
errStr = QString::fromLatin1("The current candidate issuer certificate was rejected because"
" its issuer name and serial number was present and did not match the"
" authority key identifier of the current certificate");
break;
case NoPeerCertificate:
errStr = QString::fromLatin1("The peer did not present any certificate");
break;
case HostNameMismatch:
errStr = QString::fromLatin1("The host name did not match any of the valid hosts"
" for this certificate");
break;
case NoSslSupport:
errStr = QString::fromLatin1("SSL is not supported on this pltform.");
break;
case CertificateBlacklisted:
errStr = QString::fromLatin1("The peer certificate is blacklisted");
break;
default:
errStr = QString::fromLatin1("Unknown error");
break;
}
return errStr;
}
Certificate SslError::certificate() const
{
return d->certificate;
}
uint qHash(const SslError &key, uint seed)
{
// 2x boost::hash_combine inlined:
seed ^= static_cast<int>(key.error()) + 0x9e3779b9 + (seed << 6) + (seed >> 2);
seed ^= qHash(key.certificate()) + 0x9e3779b9 + (seed << 6) + (seed >> 2);
return seed;
}
QDebug &operator<<(QDebug &debug, const SslError &error)
{
debug << error.errorString();
return debug;
}
QDebug &operator<<(QDebug &debug, const SslError::Error &error)
{
debug << SslError(error).errorString();
return debug;
}
/*
static SslError _q_OpenSSL_to_SslError(int errorCode, const Certificate &cert)
{
SslError error;
switch (errorCode) {
case X509_V_OK:
// X509_V_OK is also reported if the peer had no certificate.
break;
case X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT:
error = SslError(SslError::UnableToGetIssuerCertificate, cert); break;
case X509_V_ERR_UNABLE_TO_DECRYPT_CERT_SIGNATURE:
error = SslError(SslError::UnableToDecryptCertificateSignature, cert); break;
case X509_V_ERR_UNABLE_TO_DECODE_ISSUER_PUBLIC_KEY:
error = SslError(SslError::UnableToDecodeIssuerPublicKey, cert); break;
case X509_V_ERR_CERT_SIGNATURE_FAILURE:
error = SslError(SslError::CertificateSignatureFailed, cert); break;
case X509_V_ERR_CERT_NOT_YET_VALID:
error = SslError(SslError::CertificateNotYetValid, cert); break;
case X509_V_ERR_CERT_HAS_EXPIRED:
error = SslError(SslError::CertificateExpired, cert); break;
case X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD:
error = SslError(SslError::InvalidNotBeforeField, cert); break;
case X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD:
error = SslError(SslError::InvalidNotAfterField, cert); break;
case X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT:
error = SslError(SslError::SelfSignedCertificate, cert); break;
case X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN:
error = SslError(SslError::SelfSignedCertificateInChain, cert); break;
case X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY:
error = SslError(SslError::UnableToGetLocalIssuerCertificate, cert); break;
case X509_V_ERR_UNABLE_TO_VERIFY_LEAF_SIGNATURE:
error = SslError(SslError::UnableToVerifyFirstCertificate, cert); break;
case X509_V_ERR_CERT_REVOKED:
error = SslError(SslError::CertificateRevoked, cert); break;
case X509_V_ERR_INVALID_CA:
error = SslError(SslError::InvalidCaCertificate, cert); break;
case X509_V_ERR_PATH_LENGTH_EXCEEDED:
error = SslError(SslError::PathLengthExceeded, cert); break;
case X509_V_ERR_INVALID_PURPOSE:
error = SslError(SslError::InvalidPurpose, cert); break;
case X509_V_ERR_CERT_UNTRUSTED:
error = SslError(SslError::CertificateUntrusted, cert); break;
case X509_V_ERR_CERT_REJECTED:
error = SslError(SslError::CertificateRejected, cert); break;
default:
error = SslError(SslError::UnspecifiedError, cert); break;
}
return error;
}
*/
template<typename SocketType>
class SslConnection
{
public:
SslConnection(const SslConfiguration &config);
SslConnection();
~SslConnection();
bool handshake(bool asServer, const QString &hostName);
bool _handshake();
bool close();
void abort();
qint32 peek(char *data, qint32 size);
qint32 peekRaw(char *data, qint32 size);
qint32 recv(char *data, qint32 size, bool all);
qint32 send(const char *data, qint32 size, bool all);
bool pumpOutgoing();
bool pumpIncoming();
Certificate localCertificate() const;
QList<Certificate> localCertificateChain() const;
Certificate peerCertificate() const;
QList<Certificate> peerCertificateChain() const;
Ssl::PeerVerifyMode peerVerifyMode() const;
SslCipher cipher() const;
SslSocket::SslMode mode() const;
Ssl::SslProtocol sslProtocol() const;
QSharedPointer<SocketType> rawSocket;
SslConfiguration config;
QSharedPointer<SSL_CTX> ctx;
QSharedPointer<SSL> ssl;
QList<SslError> errors;
QString peerVerifyName;
QString tlsExtHostName;
bool asServer;
};
template<typename SocketType>
SslConnection<SocketType>::SslConnection(const SslConfiguration &config)
: config(config)
{
initOpenSSL();
}
template<typename SocketType>
SslConnection<SocketType>::SslConnection()
{
initOpenSSL();
}
template<typename SocketType>
SslConnection<SocketType>::~SslConnection()
{
rawSocket->abort();
cleanupOpenSSL();
}
template<typename SocketType>
bool SslConnection<SocketType>::handshake(bool asServer, const QString &hostName)
{
// FIXME use verifyMode to set verifyPeerName
if (tlsExtHostName.isEmpty() && !hostName.isEmpty()) {
tlsExtHostName = hostName;
}
if (rawSocket.isNull()) {
return false;
}
this->asServer = asServer;
BIO *incoming = BIO_new(BIO_s_mem());
if (!incoming) {
return false;
}
BIO *outgoing = BIO_new(BIO_s_mem());
if (!outgoing) {
BIO_free(incoming);
return false;
}
ctx = SslConfigurationPrivate::makeContext(config, asServer);
bool freeBIOs = true;
if (!ctx.isNull()) {
ssl.reset(SSL_new(ctx.data()), SSL_free);
if (!ssl.isNull()) {
// do not free incoming & outgoing
freeBIOs = false;
SSL_set_bio(ssl.data(), incoming, outgoing);
if (!asServer && !tlsExtHostName.isEmpty()) {
QSharedPointer<ChooseTlsExtNameCallback> callback = config.tlsExtHostNameCallback();
if (!callback.isNull()) {
const QByteArray &t = callback->choose(tlsExtHostName).toUtf8();
if (!t.isEmpty()) {
SSL_set_tlsext_host_name(ssl.data(), t.data());
}
}
}
if (_handshake()) {
return true;
}
ssl.clear();
}
ctx.clear();
}
if (freeBIOs) {
BIO_free(incoming);
BIO_free(outgoing);
}
return false;
}
template<typename SocketType>
bool SslConnection<SocketType>::pumpOutgoing()
{
if (ssl.isNull()) {
qtng_warning << "ssl is null while pump outgoing.";
return false;
}
int pendingBytes;
QVarLengthArray<char, 1024 * 8> buf;
BIO *outgoing = SSL_get_wbio(ssl.data());
Q_ASSERT(outgoing);
while ((pendingBytes = BIO_pending(outgoing)) > 0) {
buf.resize(pendingBytes);
qint32 encryptedBytesRead = BIO_read(outgoing, buf.data(), pendingBytes);
qint32 actualWritten = rawSocket->sendall(buf.constData(), encryptedBytesRead);
if (actualWritten < encryptedBytesRead) {
return false;
}
}
return true;
}
template<typename SocketType>
bool SslConnection<SocketType>::pumpIncoming()
{
if (ssl.isNull()) {
qtng_warning << "ssl is null while pump incoming.";
return false;
}
const QByteArray &buf = rawSocket->recv(1024 * 8);
if (buf.isEmpty()) {
return false;
}
int totalWritten = 0;
BIO *incoming = SSL_get_rbio(ssl.data());
Q_ASSERT(incoming);
while (totalWritten < buf.size()) {
int writtenToBio = BIO_write(incoming, buf.constData() + totalWritten, buf.size() - totalWritten);
if (writtenToBio > 0) {
totalWritten += writtenToBio;
} else {
qtng_debug << "Unable to decrypt data";
return false;
}
};
return true;
}
template<typename SocketType>
bool SslConnection<SocketType>::_handshake()
{
Q_ASSERT(!ssl.isNull());
while (true) {
int result = asServer ? SSL_accept(ssl.data()) : SSL_connect(ssl.data());
if (result <= 0) {
int err = SSL_get_error(ssl.data(), result);
switch (err) {
case SSL_ERROR_WANT_READ:
if (!pumpOutgoing())
return false;
if (!pumpIncoming())
return false;
break;
case SSL_ERROR_WANT_WRITE:
if (!pumpOutgoing())
return false;
break;
case SSL_ERROR_ZERO_RETURN:
case SSL_ERROR_WANT_CONNECT:
case SSL_ERROR_WANT_ACCEPT:
case SSL_ERROR_WANT_X509_LOOKUP:
// case SSL_ERROR_WANT_CLIENT_HELLO_CB:
qtng_debug << "invalid ssl connection state.";
return false;
case SSL_ERROR_SYSCALL:
case SSL_ERROR_SSL: {
ERR_get_error();
// qtng_debug << "protocol error on handshake. lib:" << ERR_GET_LIB(sslerror) << "reason:" << ERR_GET_REASON(sslerror);
return false;
}
default:
qtng_debug << "handshake error.";
return false;
}
} else {
return true;
}
}
}
template<typename SocketType>
qint32 SslConnection<SocketType>::peek(char *data, qint32 size)
{
if (ssl.isNull()) {
return -1;
}
int result = SSL_peek(ssl.data(), data, size);
if (result <= 0) {
int err = SSL_get_error(ssl.data(), result);
switch (err) {
case SSL_ERROR_WANT_READ:
case SSL_ERROR_WANT_WRITE:
case SSL_ERROR_ZERO_RETURN:
return 0;
case SSL_ERROR_SYSCALL:
case SSL_ERROR_SSL: {
unsigned long sslerror = ERR_get_error();
qtng_debug << "ssl send error. lib:" << ERR_GET_LIB(sslerror) << "reason:" << ERR_GET_REASON(sslerror);
return -1;
}
case SSL_ERROR_WANT_CONNECT:
case SSL_ERROR_WANT_ACCEPT:
case SSL_ERROR_WANT_X509_LOOKUP:
// case SSL_ERROR_WANT_CLIENT_HELLO_CB:
default:
qtng_debug << "ssl recv error. error code:" << err;
return -1;
}
}
return result;
}
template<typename SocketType>
qint32 SslConnection<SocketType>::peekRaw(char *data, qint32 size)
{
if (ssl.isNull()) {
return -1;
}
return rawSocket->peek(data, size);
}
template<typename SocketType>