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#include "config.h"
00026
00027
00028
#include <sys/types.h>
00029
#include <sys/socket.h>
00030
#include <errno.h>
00031
#include <netdb.h>
00032
#include <time.h>
00033
#include <arpa/inet.h>
00034
#include <netinet/in.h>
00035
00036
00037
#include <qapplication.h>
00038
#include <qstring.h>
00039
#include <qcstring.h>
00040
#include <qstrlist.h>
00041
#include <qstringlist.h>
00042
#include <qshared.h>
00043
#include <qdatetime.h>
00044
#include <qtimer.h>
00045
#include <qmutex.h>
00046
#include <qguardedptr.h>
00047
00048
00049
#ifdef HAVE_IDNA_H
00050
# include <idna.h>
00051
#endif
00052
00053
00054
#include <klocale.h>
00055
00056
00057
#include "kresolver.h"
00058
#include "kresolver_p.h"
00059
#include "ksocketaddress.h"
00060
00061
using namespace KNetwork;
00062
using namespace KNetwork::Internal;
00063
00065
00066
00067
class KNetwork::KResolverEntryPrivate:
public QShared
00068 {
00069
public:
00070
KSocketAddress addr;
00071
int socktype;
00072
int protocol;
00073
QString canonName;
00074
QCString encodedName;
00075
00076
inline KResolverEntryPrivate() :
00077 socktype(0), protocol(0)
00078 { }
00079 };
00080
00081
00082 KResolverEntry::KResolverEntry() :
00083 d(0L)
00084 {
00085 }
00086
00087
00088 KResolverEntry::KResolverEntry(
const KSocketAddress& addr,
int socktype,
int protocol,
00089
const QString& canonName,
const QCString& encodedName) :
00090 d(new KResolverEntryPrivate)
00091 {
00092 d->addr = addr;
00093 d->socktype = socktype;
00094 d->protocol = protocol;
00095 d->canonName = canonName;
00096 d->encodedName = encodedName;
00097 }
00098
00099
00100 KResolverEntry::KResolverEntry(
const struct sockaddr* sa, Q_UINT16 salen,
int socktype,
00101
int protocol,
const QString& canonName,
00102
const QCString& encodedName) :
00103 d(new KResolverEntryPrivate)
00104 {
00105 d->addr =
KSocketAddress(sa, salen);
00106 d->socktype = socktype;
00107 d->protocol = protocol;
00108 d->canonName = canonName;
00109 d->encodedName = encodedName;
00110 }
00111
00112
00113 KResolverEntry::KResolverEntry(
const KResolverEntry& that) :
00114 d(0L)
00115 {
00116 *
this = that;
00117 }
00118
00119
00120 KResolverEntry::~KResolverEntry()
00121 {
00122
if (d == 0L)
00123
return;
00124
00125
if (d->deref())
00126
delete d;
00127 }
00128
00129
00130 KSocketAddress KResolverEntry::address()
const
00131
{
00132
return d ? d->addr :
KSocketAddress();
00133 }
00134
00135
00136 Q_UINT16
KResolverEntry::length()
const
00137
{
00138
return d ? d->addr.length() : 0;
00139 }
00140
00141
00142 int KResolverEntry::family()
const
00143
{
00144
return d ? d->addr.family() : AF_UNSPEC;
00145 }
00146
00147
00148 QString KResolverEntry::canonicalName()
const
00149
{
00150
return d ? d->canonName : QString::null;
00151 }
00152
00153
00154 QCString KResolverEntry::encodedName()
const
00155
{
00156
return d ? d->encodedName :
QCString();
00157 }
00158
00159
00160 int KResolverEntry::socketType()
const
00161
{
00162
return d ? d->socktype : 0;
00163 }
00164
00165
00166 int KResolverEntry::protocol()
const
00167
{
00168
return d ? d->protocol : 0;
00169 }
00170
00171
00172 KResolverEntry&
KResolverEntry::operator= (
const KResolverEntry& that)
00173 {
00174
00175
if (that.
d)
00176 that.
d->ref();
00177
00178
if (d && d->deref())
00179
delete d;
00180
00181 d = that.
d;
00182
return *
this;
00183 }
00184
00186
00187
00188
class KNetwork::KResolverResultsPrivate:
public QShared
00189 {
00190
public:
00191
QString node, service;
00192
int errorcode, syserror;
00193
00194 KResolverResultsPrivate() :
00195 errorcode(0), syserror(0)
00196 { }
00197
00198
00199
00200
inline void dup(KResolverResultsPrivate*& d)
00201 {
00202
if (!d->count > 1)
00203 {
00204 d->deref();
00205 KResolverResultsPrivate *e =
new KResolverResultsPrivate(*d);
00206 e->count = 1;
00207 d = e;
00208 }
00209 }
00210 };
00211
00212
00213 KResolverResults::KResolverResults()
00214 : d(new KResolverResultsPrivate)
00215 {
00216 }
00217
00218
00219 KResolverResults::KResolverResults(
const KResolverResults& other)
00220 :
QValueList<
KResolverEntry>(other), d(other.d)
00221 {
00222 d->ref();
00223 }
00224
00225
00226 KResolverResults::~KResolverResults()
00227 {
00228
if (d->deref())
00229
delete d;
00230 }
00231
00232
00233
KResolverResults&
00234 KResolverResults::operator= (
const KResolverResults& other)
00235 {
00236 other.
d->ref();
00237
00238
00239
if (d->deref())
00240
delete d;
00241
00242
00243 d = other.
d;
00244
00245
00246
QValueList<KResolverEntry>::operator =(other);
00247
00248
return *
this;
00249 }
00250
00251
00252 int KResolverResults::error()
const
00253
{
00254
return d->errorcode;
00255 }
00256
00257
00258 int KResolverResults::systemError()
const
00259
{
00260
return d->syserror;
00261 }
00262
00263
00264 void KResolverResults::setError(
int errorcode,
int systemerror)
00265 {
00266 d->dup(d);
00267
00268 d->errorcode = errorcode;
00269 d->syserror = systemerror;
00270 }
00271
00272
00273 QString KResolverResults::nodeName()
const
00274
{
00275
return d->node;
00276 }
00277
00278
00279 QString KResolverResults::serviceName()
const
00280
{
00281
return d->service;
00282 }
00283
00284
00285 void KResolverResults::setAddress(
const QString& node,
00286
const QString& service)
00287 {
00288 d->dup(d);
00289
00290 d->node = node;
00291 d->service = service;
00292 }
00293
00294
void KResolverResults::virtual_hook(
int,
void* )
00295 { }
00296
00297
00299
00300
00301
00302 KResolver::KResolver(
QObject *parent,
const char *name)
00303 :
QObject(parent, name), d(new KResolverPrivate(this))
00304 {
00305 }
00306
00307
00308 KResolver::KResolver(
const QString& nodename,
const QString& servicename,
00309
QObject *parent,
const char *name)
00310 :
QObject(parent, name), d(new KResolverPrivate(this, nodename, servicename))
00311 {
00312 }
00313
00314
00315 KResolver::~KResolver()
00316 {
00317
00318
00319 KResolverManager::manager()->aboutToBeDeleted(
this);
00320 d = 0L;
00321 }
00322
00323
00324 int KResolver::status()
const
00325
{
00326
return d->status;
00327 }
00328
00329
00330 int KResolver::error()
const
00331
{
00332
return d->errorcode;
00333 }
00334
00335
00336 int KResolver::systemError()
const
00337
{
00338
return d->syserror;
00339 }
00340
00341
00342 bool KResolver::isRunning()
const
00343
{
00344
return d->status > 0 && d->status < Success;
00345 }
00346
00347
00348 QString KResolver::nodeName()
const
00349
{
00350
return d->input.node;
00351 }
00352
00353
00354 QString KResolver::serviceName()
const
00355
{
00356
return d->input.service;
00357 }
00358
00359
00360 void KResolver::setNodeName(
const QString& nodename)
00361 {
00362
00363
if (!
isRunning())
00364 {
00365 d->input.node = nodename;
00366 d->status = Idle;
00367 d->results.setAddress(nodename, d->input.service);
00368 }
00369 }
00370
00371
00372 void KResolver::setServiceName(
const QString& service)
00373 {
00374
00375
if (!
isRunning())
00376 {
00377 d->input.service = service;
00378 d->status = Idle;
00379 d->results.setAddress(d->input.node, service);
00380 }
00381 }
00382
00383
00384 void KResolver::setAddress(
const QString& nodename,
const QString& service)
00385 {
00386
setNodeName(nodename);
00387
setServiceName(service);
00388 }
00389
00390
00391 int KResolver::flags()
const
00392
{
00393
return d->input.flags;
00394 }
00395
00396
00397 int KResolver::setFlags(
int flags)
00398 {
00399
int oldflags = d->input.flags;
00400
if (!
isRunning())
00401 {
00402 d->input.flags = flags;
00403 d->status = Idle;
00404 }
00405
return oldflags;
00406 }
00407
00408
00409 void KResolver::setFamily(
int families)
00410 {
00411
if (!
isRunning())
00412 {
00413 d->input.familyMask = families;
00414 d->status = Idle;
00415 }
00416 }
00417
00418
00419 void KResolver::setSocketType(
int type)
00420 {
00421
if (!
isRunning())
00422 {
00423 d->input.socktype = type;
00424 d->status = Idle;
00425 }
00426 }
00427
00428
00429 void KResolver::setProtocol(
int protonum,
const char *name)
00430 {
00431
if (
isRunning())
00432
return;
00433
00434
00435
00436
00437
00438
00439 d->input.protocolName = name;
00440
if (protonum == 0 && name != 0L && *name !=
'\0')
00441 {
00442
00443 d->input.protocol =
KResolver::protocolNumber(name);
00444 }
00445
else
00446 d->input.protocol = protonum;
00447 d->status = Idle;
00448 }
00449
00450 bool KResolver::start()
00451 {
00452
if (!
isRunning())
00453 {
00454 d->results.empty();
00455 d->emitSignal =
true;
00456
00457
00458
if (d->input.node.isEmpty() && d->input.service.isEmpty())
00459 {
00460 d->status = KResolver::Success;
00461 emitFinished();
00462 }
00463
else
00464 KResolverManager::manager()->enqueue(
this, 0L);
00465 }
00466
00467
return true;
00468 }
00469
00470 bool KResolver::wait(
int msec)
00471 {
00472
if (!
isRunning())
00473 {
00474 emitFinished();
00475
return true;
00476 }
00477
00478
QMutexLocker locker(&d->mutex);
00479
00480
if (!
isRunning())
00481
return true;
00482
else
00483 {
00484
QTime t;
00485 t.start();
00486
00487
while (!msec || t.elapsed() < msec)
00488 {
00489
00490 d->waiting =
true;
00491
if (msec)
00492 KResolverManager::manager()->notifyWaiters.wait(&d->mutex, msec - t.elapsed());
00493
else
00494 KResolverManager::manager()->notifyWaiters.wait(&d->mutex);
00495
00496
00497
00498
if (!
isRunning())
00499 {
00500
00501 d->waiting =
false;
00502 emitFinished();
00503
return true;
00504 }
00505 }
00506
00507
00508 d->waiting =
false;
00509
return false;
00510 }
00511 }
00512
00513 void KResolver::cancel(
bool emitSignal)
00514 {
00515 d->emitSignal = emitSignal;
00516 KResolverManager::manager()->dequeue(
this);
00517 }
00518
00519
KResolverResults
00520 KResolver::results()
const
00521
{
00522
if (!
isRunning())
00523
return d->results;
00524
00525
00526
KResolverResults r;
00527 r.
setAddress(d->input.node, d->input.service);
00528 r.
setError(d->errorcode, d->syserror);
00529
return r;
00530 }
00531
00532 bool KResolver::event(
QEvent* e)
00533 {
00534
if (static_cast<int>(e->type()) == KResolverManager::ResolutionCompleted)
00535 {
00536 emitFinished();
00537
return true;
00538 }
00539
00540
return false;
00541 }
00542
00543
void KResolver::emitFinished()
00544 {
00545
if (
isRunning())
00546 d->status = KResolver::Success;
00547
00548
QGuardedPtr<QObject> p =
this;
00549
00550
if (d->emitSignal)
00551 emit
finished(d->results);
00552
00553
if (p && d->deleteWhenDone)
00554 deleteLater();
00555 }
00556
00557 QString KResolver::errorString(
int errorcode,
int syserror)
00558 {
00559
00560
static const char *
const messages[] =
00561 {
00562 I18N_NOOP(
"no error"),
00563 I18N_NOOP(
"requested family not supported for this host name"),
00564 I18N_NOOP(
"temporary failure in name resolution"),
00565 I18N_NOOP(
"non-recoverable failure in name resolution"),
00566 I18N_NOOP(
"invalid flags"),
00567 I18N_NOOP(
"memory allocation failure"),
00568 I18N_NOOP(
"name or service not known"),
00569 I18N_NOOP(
"requested family not supported"),
00570 I18N_NOOP(
"requested service not supported for this socket type"),
00571 I18N_NOOP(
"requested socket type not supported"),
00572 I18N_NOOP(
"unknown error"),
00573 I18N_NOOP2(
"1: the i18n'ed system error code, from errno",
00574
"system error: %1")
00575 };
00576
00577
00578
if (errorcode == Canceled)
00579
return i18n(
"request was canceled");
00580
00581
if (errorcode > 0 || errorcode < SystemError)
00582
return QString::null;
00583
00584
QString msg = i18n(messages[-errorcode]);
00585
if (errorcode == SystemError)
00586 msg.arg(QString::fromLocal8Bit(strerror(syserror)));
00587
00588
return msg;
00589 }
00590
00591
KResolverResults
00592 KResolver::resolve(
const QString& host,
const QString& service,
int flags,
00593
int families)
00594 {
00595
KResolver qres(host, service, qApp,
"synchronous KResolver");
00596 qres.
setFlags(flags);
00597 qres.
setFamily(families);
00598 qres.
start();
00599 qres.
wait();
00600
return qres.
results();
00601 }
00602
00603 bool KResolver::resolveAsync(
QObject* userObj,
const char *userSlot,
00604
const QString& host,
const QString& service,
00605
int flags,
int families)
00606 {
00607
KResolver* qres =
new KResolver(host, service, qApp,
"asynchronous KResolver");
00608 QObject::connect(qres, SIGNAL(
finished(
KResolverResults)), userObj, userSlot);
00609 qres->
setFlags(flags);
00610 qres->
setFamily(families);
00611 qres->
d->deleteWhenDone =
true;
00612
return qres->
start();
00613 }
00614
00615
#ifdef NEED_MUTEX
00616
QMutex getXXbyYYmutex;
00617
#endif
00618
00619 QStrList KResolver::protocolName(
int protonum)
00620 {
00621
struct protoent *pe;
00622
#ifndef HAVE_GETPROTOBYNAME_R
00623
QMutexLocker locker(&getXXbyYYmutex);
00624
00625 pe = getprotobynumber(protonum);
00626
00627
#else
00628
size_t buflen = 1024;
00629
struct protoent protobuf;
00630
char *buf;
00631
do
00632 {
00633 buf =
new char[buflen];
00634
if (getprotobynumber_r(protonum, &protobuf, buf, buflen, &pe) == ERANGE)
00635 {
00636 buflen += 1024;
00637
delete [] buf;
00638 }
00639
else
00640
break;
00641 }
00642
while (pe == 0L);
00643
#endif
00644
00645
00646
QStrList lst(
true);
00647
if (pe != NULL)
00648 {
00649 lst.append(pe->p_name);
00650
for (
char **p = pe->p_aliases; *p; p++)
00651 lst.append(*p);
00652 }
00653
00654
#ifdef HAVE_GETPROTOBYNAME_R
00655
delete [] buf;
00656
#endif
00657
00658
return lst;
00659 }
00660
00661 QStrList KResolver::protocolName(
const char *protoname)
00662 {
00663
struct protoent *pe;
00664
#ifndef HAVE_GETPROTOBYNAME_R
00665
QMutexLocker locker(&getXXbyYYmutex);
00666
00667 pe = getprotobyname(protoname);
00668
00669
#else
00670
size_t buflen = 1024;
00671
struct protoent protobuf;
00672
char *buf;
00673
do
00674 {
00675 buf =
new char[buflen];
00676
if (getprotobyname_r(protoname, &protobuf, buf, buflen, &pe) == ERANGE)
00677 {
00678 buflen += 1024;
00679
delete [] buf;
00680 }
00681
else
00682
break;
00683 }
00684
while (pe == 0L);
00685
#endif
00686
00687
00688
QStrList lst(
true);
00689
if (pe != NULL)
00690 {
00691 lst.append(pe->p_name);
00692
for (
char **p = pe->p_aliases; *p; p++)
00693 lst.append(*p);
00694 }
00695
00696
#ifdef HAVE_GETPROTOBYNAME_R
00697
delete [] buf;
00698
#endif
00699
00700
return lst;
00701 }
00702
00703 int KResolver::protocolNumber(
const char *protoname)
00704 {
00705
struct protoent *pe;
00706
#ifndef HAVE_GETPROTOBYNAME_R
00707
QMutexLocker locker(&getXXbyYYmutex);
00708
00709 pe = getprotobyname(protoname);
00710
00711
#else
00712
size_t buflen = 1024;
00713
struct protoent protobuf;
00714
char *buf;
00715
do
00716 {
00717 buf =
new char[buflen];
00718
if (getprotobyname_r(protoname, &protobuf, buf, buflen, &pe) == ERANGE)
00719 {
00720 buflen += 1024;
00721
delete [] buf;
00722 }
00723
else
00724
break;
00725 }
00726
while (pe == 0L);
00727
#endif
00728
00729
00730
int protonum = -1;
00731
if (pe != NULL)
00732 protonum = pe->p_proto;
00733
00734
#ifdef HAVE_GETPROTOBYNAME_R
00735
delete [] buf;
00736
#endif
00737
00738
return protonum;
00739 }
00740
00741 int KResolver::servicePort(
const char *servname,
const char *protoname)
00742 {
00743
struct servent *se;
00744
#ifndef HAVE_GETSERVBYNAME_R
00745
QMutexLocker locker(&getXXbyYYmutex);
00746
00747 se = getservbyname(servname, protoname);
00748
00749
#else
00750
size_t buflen = 1024;
00751
struct servent servbuf;
00752
char *buf;
00753
do
00754 {
00755 buf =
new char[buflen];
00756
if (getservbyname_r(servname, protoname, &servbuf, buf, buflen, &se) == ERANGE)
00757 {
00758 buflen += 1024;
00759
delete [] buf;
00760 }
00761
else
00762
break;
00763 }
00764
while (se == 0L);
00765
#endif
00766
00767
00768
int servport = -1;
00769
if (se != NULL)
00770 servport = ntohs(se->s_port);
00771
00772
#ifdef HAVE_GETSERVBYNAME_R
00773
delete [] buf;
00774
#endif
00775
00776
return servport;
00777 }
00778
00779 QStrList KResolver::serviceName(
const char* servname,
const char *protoname)
00780 {
00781
struct servent *se;
00782
#ifndef HAVE_GETSERVBYNAME_R
00783
QMutexLocker locker(&getXXbyYYmutex);
00784
00785 se = getservbyname(servname, protoname);
00786
00787
#else
00788
size_t buflen = 1024;
00789
struct servent servbuf;
00790
char *buf;
00791
do
00792 {
00793 buf =
new char[buflen];
00794
if (getservbyname_r(servname, protoname, &servbuf, buf, buflen, &se) == ERANGE)
00795 {
00796 buflen += 1024;
00797
delete [] buf;
00798 }
00799
else
00800
break;
00801 }
00802
while (se == 0L);
00803
#endif
00804
00805
00806
QStrList lst(
true);
00807
if (se != NULL)
00808 {
00809 lst.append(se->s_name);
00810
for (
char **p = se->s_aliases; *p; p++)
00811 lst.append(*p);
00812 }
00813
00814
#ifdef HAVE_GETSERVBYNAME_R
00815
delete [] buf;
00816
#endif
00817
00818
return lst;
00819 }
00820
00821 QStrList KResolver::serviceName(
int port,
const char *protoname)
00822 {
00823
struct servent *se;
00824
#ifndef HAVE_GETSERVBYNAME_R
00825
QMutexLocker locker(&getXXbyYYmutex);
00826
00827 se = getservbyport(port, protoname);
00828
00829
#else
00830
size_t buflen = 1024;
00831
struct servent servbuf;
00832
char *buf;
00833
do
00834 {
00835 buf =
new char[buflen];
00836
if (getservbyport_r(port, protoname, &servbuf, buf, buflen, &se) == ERANGE)
00837 {
00838 buflen += 1024;
00839
delete [] buf;
00840 }
00841
else
00842
break;
00843 }
00844
while (se == 0L);
00845
#endif
00846
00847
00848
QStrList lst(
true);
00849
if (se != NULL)
00850 {
00851 lst.append(se->s_name);
00852
for (
char **p = se->s_aliases; *p; p++)
00853 lst.append(*p);
00854 }
00855
00856
#ifdef HAVE_GETSERVBYNAME_R
00857
delete [] buf;
00858
#endif
00859
00860
return lst;
00861 }
00862
00863
00864
static QStringList splitLabels(
const QString& unicodeDomain);
00865
static QCString ToASCII(
const QString& label);
00866
static QString ToUnicode(
const QString& label);
00867
00868
00869 QCString KResolver::domainToAscii(
const QString& unicodeDomain)
00870 {
00871
QCString retval;
00872
00873
00874
00875
00876
00877
QStringList input = splitLabels(unicodeDomain);
00878
00879
00880
00881
00882
00883 QStringList::Iterator it = input.begin();
00884
for ( ; it != input.end(); it++)
00885 {
00886
QCString cs = ToASCII(*it);
00887
if (cs.isNull())
00888
return QCString();
00889
00890
00891
if (!retval.isEmpty())
00892 retval +=
'.';
00893 retval += cs;
00894 }
00895
00896
return retval;
00897 }
00898
00899 QString KResolver::domainToUnicode(
const QCString& asciiDomain)
00900 {
00901
return domainToUnicode(QString::fromLatin1(asciiDomain));
00902 }
00903
00904
00905 QString KResolver::domainToUnicode(
const QString& asciiDomain)
00906 {
00907
if (asciiDomain.isEmpty())
00908
return asciiDomain;
00909
00910
QString retval;
00911
00912
00913
00914
00915
00916
00917
00918
QStringList input = splitLabels(asciiDomain);
00919
00920
00921
00922
00923
00924 QStringList::Iterator it;
00925
for (it = input.begin(); it != input.end(); it++)
00926 {
00927
QString label = ToUnicode(*it).lower();
00928
00929
00930
if (!retval.isEmpty())
00931 retval +=
'.';
00932 retval += label;
00933 }
00934
00935
return retval;
00936 }
00937
00938 QString KResolver::normalizeDomain(
const QString& domain)
00939 {
00940
return domainToUnicode(
domainToAscii(domain));
00941 }
00942
00943
void KResolver::virtual_hook(
int,
void* )
00944 { }
00945
00946
00947
00948
00949
00950
00951
00952
00953
00954
00955
static QStringList splitLabels(
const QString& unicodeDomain)
00956 {
00957
00958
00959
00960
00961
00962
static const unsigned int separators[] = { 0x002E, 0x3002, 0xFF0E, 0xFF61 };
00963
00964
QStringList lst;
00965
int start = 0;
00966 uint i;
00967
for (i = 0; i < unicodeDomain.length(); i++)
00968 {
00969
unsigned int c = unicodeDomain[i].unicode();
00970
00971
if (c == separators[0] ||
00972 c == separators[1] ||
00973 c == separators[2] ||
00974 c == separators[3])
00975 {
00976
00977 lst << unicodeDomain.mid(start, i - start);
00978 start = i + 1;
00979 }
00980 }
00981
if ((
long)i > start)
00982
00983 lst << unicodeDomain.mid(start, i - start);
00984
00985
return lst;
00986 }
00987
00988
static QCString ToASCII(
const QString& label)
00989 {
00990
#ifdef HAVE_IDNA_H
00991
00992
00993
00994
if (
label.length() > 64)
00995
return (
char*)0L;
00996
00997
QCString retval;
00998
char buf[65];
00999
01000 Q_UINT32* ucs4 =
new Q_UINT32[
label.length() + 1];
01001
01002 uint i;
01003
for (i = 0; i <
label.length(); i++)
01004 ucs4[i] = (
unsigned long)
label[i].unicode();
01005 ucs4[i] = 0;
01006
01007
if (idna_to_ascii_4i(ucs4,
label.length(), buf, 0) == IDNA_SUCCESS)
01008
01009 retval = buf;
01010
01011
delete [] ucs4;
01012
return retval;
01013
#else
01014
return label.latin1();
01015
#endif
01016
}
01017
01018
static QString ToUnicode(
const QString& label)
01019 {
01020
#ifdef HAVE_IDNA_H
01021
01022
01023
01024 Q_UINT32 *ucs4_input, *ucs4_output;
01025 size_t outlen;
01026
01027 ucs4_input =
new Q_UINT32[
label.length() + 1];
01028
for (uint i = 0; i <
label.length(); i++)
01029 ucs4_input[i] = (
unsigned long)
label[i].unicode();
01030
01031
01032 ucs4_output =
new Q_UINT32[outlen =
label.length()];
01033
01034 idna_to_unicode_44i(ucs4_input,
label.length(),
01035 ucs4_output, &outlen,
01036 0);
01037
01038
if (outlen >
label.length())
01039 {
01040
01041
delete [] ucs4_output;
01042 ucs4_output =
new Q_UINT32[outlen];
01043
01044 idna_to_unicode_44i(ucs4_input,
label.length(),
01045 ucs4_output, &outlen,
01046 0);
01047 }
01048
01049
01050
QString result;
01051 result.setLength(outlen);
01052
for (uint i = 0; i < outlen; i++)
01053 result[i] = (
unsigned int)ucs4_output[i];
01054
01055
delete [] ucs4_input;
01056
delete [] ucs4_output;
01057
01058
return result;
01059
#else
01060
return label;
01061
#endif
01062
}
01063
01064
#include "kresolver.moc"