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00019 #include "kio/slaveinterface.h"
00020 #include "kio/slavebase.h"
00021 #include "kio/connection.h"
00022 #include <errno.h>
00023 #include <assert.h>
00024 #include <kdebug.h>
00025 #include <stdlib.h>
00026 #include <sys/time.h>
00027 #include <unistd.h>
00028 #include <signal.h>
00029 #include <kio/observer.h>
00030 #include <kapplication.h>
00031 #include <dcopclient.h>
00032 #include <time.h>
00033 #include <qtimer.h>
00034
00035 using namespace KIO;
00036
00037
00038 QDataStream &operator <<(QDataStream &s, const KIO::UDSEntry &e )
00039 {
00040
00041
00042
00043
00044
00045
00046 Q_UINT32 size = 0;
00047 KIO::UDSEntry::ConstIterator it = e.begin();
00048 for( ; it != e.end(); ++it )
00049 {
00050 size++;
00051 if ((*it).m_uds == KIO::UDS_SIZE)
00052 size++;
00053 }
00054 s << size;
00055 it = e.begin();
00056 for( ; it != e.end(); ++it )
00057 {
00058 if ((*it).m_uds == KIO::UDS_SIZE)
00059 {
00060 KIO::UDSAtom a;
00061 a.m_uds = KIO::UDS_SIZE_LARGE;
00062 a.m_long = (*it).m_long >> 32;
00063 s << a;
00064 }
00065 s << *it;
00066 }
00067 return s;
00068 }
00069
00070 QDataStream &operator >>(QDataStream &s, KIO::UDSEntry &e )
00071 {
00072 e.clear();
00073 Q_UINT32 size;
00074 s >> size;
00075
00076
00077
00078
00079
00080
00081 Q_LLONG msb = 0;
00082 for(Q_UINT32 i = 0; i < size; i++)
00083 {
00084 KIO::UDSAtom a;
00085 s >> a;
00086 if (a.m_uds == KIO::UDS_SIZE_LARGE)
00087 {
00088 msb = a.m_long;
00089 }
00090 else
00091 {
00092 if (a.m_uds == KIO::UDS_SIZE)
00093 {
00094 if (a.m_long < 0)
00095 a.m_long += (Q_LLONG) 1 << 32;
00096 a.m_long += msb << 32;
00097 }
00098 e.append(a);
00099 msb = 0;
00100 }
00101 }
00102 return s;
00103 }
00104
00105 static const unsigned int max_nums = 8;
00106
00107 class KIO::SlaveInterfacePrivate
00108 {
00109 public:
00110 SlaveInterfacePrivate() {
00111 slave_calcs_speed = false;
00112 start_time.tv_sec = 0;
00113 start_time.tv_usec = 0;
00114 last_time = 0;
00115 nums = 0;
00116 filesize = 0;
00117 offset = 0;
00118 }
00119 bool slave_calcs_speed;
00120 struct timeval start_time;
00121 uint nums;
00122 long times[max_nums];
00123 KIO::filesize_t sizes[max_nums];
00124 size_t last_time;
00125 KIO::filesize_t filesize, offset;
00126
00127 QTimer speed_timer;
00128 };
00129
00131
00132 SlaveInterface::SlaveInterface( Connection * connection )
00133 {
00134 m_pConnection = connection;
00135 m_progressId = 0;
00136
00137 d = new SlaveInterfacePrivate;
00138 connect(&d->speed_timer, SIGNAL(timeout()), SLOT(calcSpeed()));
00139 }
00140
00141 SlaveInterface::~SlaveInterface()
00142 {
00143
00144 m_pConnection = 0;
00145
00146 delete d;
00147 }
00148
00149 static KIO::filesize_t readFilesize_t(QDataStream &stream)
00150 {
00151 KIO::filesize_t result;
00152 unsigned long ul;
00153 stream >> ul;
00154 result = ul;
00155 if (stream.atEnd())
00156 return result;
00157 stream >> ul;
00158 result += ((KIO::filesize_t)ul) << 32;
00159 return result;
00160 }
00161
00162
00163 bool SlaveInterface::dispatch()
00164 {
00165 assert( m_pConnection );
00166
00167 int cmd;
00168 QByteArray data;
00169
00170 if (m_pConnection->read( &cmd, data ) == -1)
00171 return false;
00172
00173 return dispatch( cmd, data );
00174 }
00175
00176 void SlaveInterface::calcSpeed()
00177 {
00178 if (d->slave_calcs_speed) {
00179 d->speed_timer.stop();
00180 return;
00181 }
00182
00183 struct timeval tv;
00184 gettimeofday(&tv, 0);
00185
00186 long diff = ((tv.tv_sec - d->start_time.tv_sec) * 1000000 +
00187 tv.tv_usec - d->start_time.tv_usec) / 1000;
00188 if (diff - d->last_time >= 900) {
00189 d->last_time = diff;
00190 if (d->nums == max_nums) {
00191
00192
00193 for (unsigned int i = 1; i < max_nums; ++i) {
00194 d->times[i-1] = d->times[i];
00195 d->sizes[i-1] = d->sizes[i];
00196 }
00197 d->nums--;
00198 }
00199 d->times[d->nums] = diff;
00200 d->sizes[d->nums++] = d->filesize - d->offset;
00201
00202 KIO::filesize_t lspeed = 1000 * (d->sizes[d->nums-1] - d->sizes[0]) / (d->times[d->nums-1] - d->times[0]);
00203
00204
00205
00206
00207
00208
00209
00210
00211
00212 if (!lspeed) {
00213 d->nums = 1;
00214 d->times[0] = diff;
00215 d->sizes[0] = d->filesize - d->offset;
00216 }
00217 emit speed(lspeed);
00218 }
00219 }
00220
00221 bool SlaveInterface::dispatch( int _cmd, const QByteArray &rawdata )
00222 {
00223
00224
00225 QDataStream stream( rawdata, IO_ReadOnly );
00226
00227 QString str1;
00228 Q_INT32 i;
00229 Q_INT8 b;
00230 Q_UINT32 ul;
00231
00232 switch( _cmd ) {
00233 case MSG_DATA:
00234 emit data( rawdata );
00235 break;
00236 case MSG_DATA_REQ:
00237 emit dataReq();
00238 break;
00239 case MSG_FINISHED:
00240
00241 d->offset = 0;
00242 d->speed_timer.stop();
00243 emit finished();
00244 break;
00245 case MSG_STAT_ENTRY:
00246 {
00247 UDSEntry entry;
00248 stream >> entry;
00249 emit statEntry(entry);
00250 }
00251 break;
00252 case MSG_LIST_ENTRIES:
00253 {
00254 Q_UINT32 count;
00255 stream >> count;
00256
00257 UDSEntryList list;
00258 UDSEntry entry;
00259 for (uint i = 0; i < count; i++) {
00260 stream >> entry;
00261 list.append(entry);
00262 }
00263 emit listEntries(list);
00264
00265 }
00266 break;
00267 case MSG_RESUME:
00268 {
00269 d->offset = readFilesize_t(stream);
00270 emit canResume( d->offset );
00271 }
00272 break;
00273 case MSG_CANRESUME:
00274 d->filesize = d->offset;
00275 emit canResume(0);
00276 break;
00277 case MSG_ERROR:
00278 stream >> i >> str1;
00279 kdDebug(7007) << "error " << i << " " << str1 << endl;
00280 emit error( i, str1 );
00281 break;
00282 case MSG_SLAVE_STATUS:
00283 {
00284 pid_t pid;
00285 QCString protocol;
00286 stream >> pid >> protocol >> str1 >> b;
00287 emit slaveStatus(pid, protocol, str1, (b != 0));
00288 }
00289 break;
00290 case MSG_CONNECTED:
00291 emit connected();
00292 break;
00293
00294 case INF_TOTAL_SIZE:
00295 {
00296 KIO::filesize_t size = readFilesize_t(stream);
00297 gettimeofday(&d->start_time, 0);
00298 d->last_time = 0;
00299 d->filesize = d->offset;
00300 d->sizes[0] = d->filesize - d->offset;
00301 d->times[0] = 0;
00302 d->nums = 1;
00303 d->speed_timer.start(1000);
00304 d->slave_calcs_speed = false;
00305 emit totalSize( size );
00306 }
00307 break;
00308 case INF_PROCESSED_SIZE:
00309 {
00310 KIO::filesize_t size = readFilesize_t(stream);
00311 emit processedSize( size );
00312 d->filesize = size;
00313 }
00314 break;
00315 case INF_SPEED:
00316 stream >> ul;
00317 d->slave_calcs_speed = true;
00318 d->speed_timer.stop();
00319
00320 emit speed( ul );
00321 break;
00322 case INF_GETTING_FILE:
00323 break;
00324 case INF_ERROR_PAGE:
00325 emit errorPage();
00326 break;
00327 case INF_REDIRECTION:
00328 {
00329 KURL url;
00330 stream >> url;
00331
00332 emit redirection( url );
00333 }
00334 break;
00335 case INF_MIME_TYPE:
00336 stream >> str1;
00337
00338 emit mimeType( str1 );
00339 if (!m_pConnection->suspended())
00340 m_pConnection->sendnow( CMD_NONE, QByteArray() );
00341 break;
00342 case INF_WARNING:
00343 stream >> str1;
00344
00345 emit warning( str1 );
00346 break;
00347 case INF_NEED_PASSWD: {
00348 AuthInfo info;
00349 stream >> info;
00350 openPassDlg( info );
00351 break;
00352 }
00353 case INF_MESSAGEBOX: {
00354 kdDebug(7007) << "needs a msg box" << endl;
00355 QString text, caption, buttonYes, buttonNo, dontAskAgainName;
00356 int type;
00357 stream >> type >> text >> caption >> buttonYes >> buttonNo;
00358 if (stream.atEnd())
00359 messageBox(type, text, caption, buttonYes, buttonNo);
00360 else {
00361 stream >> dontAskAgainName;
00362 messageBox(type, text, caption, buttonYes, buttonNo, dontAskAgainName);
00363 }
00364 break;
00365 }
00366 case INF_INFOMESSAGE: {
00367 QString msg;
00368 stream >> msg;
00369 infoMessage(msg);
00370 break;
00371 }
00372 case INF_META_DATA: {
00373 MetaData meta_data;
00374 stream >> meta_data;
00375 metaData(meta_data);
00376 break;
00377 }
00378 case MSG_NET_REQUEST: {
00379 QString host;
00380 QString slaveid;
00381 stream >> host >> slaveid;
00382 requestNetwork(host, slaveid);
00383 break;
00384 }
00385 case MSG_NET_DROP: {
00386 QString host;
00387 QString slaveid;
00388 stream >> host >> slaveid;
00389 dropNetwork(host, slaveid);
00390 break;
00391 }
00392 case MSG_NEED_SUBURL_DATA: {
00393 emit needSubURLData();
00394 break;
00395 }
00396 case MSG_AUTH_KEY: {
00397 bool keep;
00398 QCString key, group;
00399 stream >> key >> group >> keep;
00400 kdDebug(7007) << "Got auth-key: " << key << endl
00401 << " group-key: " << group << endl
00402 << " keep password: " << keep << endl;
00403 emit authorizationKey( key, group, keep );
00404 break;
00405 }
00406 case MSG_DEL_AUTH_KEY: {
00407 QCString key;
00408 stream >> key;
00409 kdDebug(7007) << "Delete auth-key: " << key << endl;
00410 emit delAuthorization( key );
00411 }
00412 default:
00413 kdWarning(7007) << "Slave sends unknown command (" << _cmd << "), dropping slave" << endl;
00414 return false;
00415 }
00416 return true;
00417 }
00418
00419 void SlaveInterface::setOffset( KIO::filesize_t o)
00420 {
00421 d->offset = o;
00422 }
00423
00424 KIO::filesize_t SlaveInterface::offset() const { return d->offset; }
00425
00426 void SlaveInterface::requestNetwork(const QString &host, const QString &slaveid)
00427 {
00428 kdDebug(7007) << "requestNetwork " << host << slaveid << endl;
00429 QByteArray packedArgs;
00430 QDataStream stream( packedArgs, IO_WriteOnly );
00431 stream << true;
00432 m_pConnection->sendnow( INF_NETWORK_STATUS, packedArgs );
00433 }
00434
00435 void SlaveInterface::dropNetwork(const QString &host, const QString &slaveid)
00436 {
00437 kdDebug(7007) << "dropNetwork " << host << slaveid << endl;
00438 }
00439
00440 void SlaveInterface::sendResumeAnswer( bool resume )
00441 {
00442 kdDebug(7007) << "SlaveInterface::sendResumeAnswer ok for resuming :" << resume << endl;
00443 m_pConnection->sendnow( resume ? CMD_RESUMEANSWER : CMD_NONE, QByteArray() );
00444 }
00445
00446 void SlaveInterface::openPassDlg( const QString& prompt, const QString& user, bool readOnly )
00447 {
00448 AuthInfo info;
00449 info.prompt = prompt;
00450 info.username = user;
00451 info.readOnly = readOnly;
00452 openPassDlg( info );
00453 }
00454
00455 void SlaveInterface::openPassDlg( const QString& prompt, const QString& user,
00456 const QString& caption, const QString& comment,
00457 const QString& label, bool readOnly )
00458 {
00459 AuthInfo info;
00460 info.prompt = prompt;
00461 info.username = user;
00462 info.caption = caption;
00463 info.comment = comment;
00464 info.commentLabel = label;
00465 info.readOnly = readOnly;
00466 openPassDlg( info );
00467 }
00468
00469 void SlaveInterface::openPassDlg( AuthInfo& info )
00470 {
00471 kdDebug(7007) << "SlaveInterface::openPassDlg: "
00472 << "User= " << info.username
00473 << ", Message= " << info.prompt << endl;
00474 bool result = Observer::self()->openPassDlg( info );
00475 if ( m_pConnection )
00476 {
00477 QByteArray data;
00478 QDataStream stream( data, IO_WriteOnly );
00479 if ( result )
00480 {
00481 stream << info;
00482 kdDebug(7007) << "SlaveInterface:::openPassDlg got: "
00483 << "User= " << info.username
00484 << ", Password= [hidden]" << endl;
00485 m_pConnection->sendnow( CMD_USERPASS, data );
00486 }
00487 else
00488 m_pConnection->sendnow( CMD_NONE, data );
00489 }
00490 }
00491
00492 void SlaveInterface::messageBox( int type, const QString &text, const QString &_caption,
00493 const QString &buttonYes, const QString &buttonNo )
00494 {
00495 messageBox( type, text, _caption, buttonYes, buttonNo, QString::null );
00496 }
00497
00498 void SlaveInterface::messageBox( int type, const QString &text, const QString &_caption,
00499 const QString &buttonYes, const QString &buttonNo, const QString &dontAskAgainName )
00500 {
00501 kdDebug(7007) << "messageBox " << type << " " << text << " - " << _caption << " " << dontAskAgainName << endl;
00502 QByteArray packedArgs;
00503 QDataStream stream( packedArgs, IO_WriteOnly );
00504
00505 QString caption( _caption );
00506 if ( type == KIO::SlaveBase::SSLMessageBox )
00507 caption = QString::fromUtf8(kapp->dcopClient()->appId());
00508
00509 emit needProgressId();
00510 kdDebug(7007) << "SlaveInterface::messageBox m_progressId=" << m_progressId << endl;
00511 QGuardedPtr<SlaveInterface> me = this;
00512 m_pConnection->suspend();
00513 int result = Observer::messageBox( m_progressId, type, text, caption, buttonYes, buttonNo, dontAskAgainName );
00514 if ( me && m_pConnection )
00515 {
00516 m_pConnection->resume();
00517 kdDebug(7007) << this << " SlaveInterface result=" << result << endl;
00518 stream << result;
00519 m_pConnection->sendnow( CMD_MESSAGEBOXANSWER, packedArgs );
00520 }
00521 }
00522
00523
00524
00525 void SlaveInterface::sigpipe_handler(int)
00526 {
00527 int saved_errno = errno;
00528
00529 #ifndef NDEBUG
00530 char msg[1000];
00531 sprintf(msg, "*** SIGPIPE *** (ignored, pid = %ld)\n", (long) getpid());
00532 write(2, msg, strlen(msg));
00533 #endif
00534
00535
00536
00537 errno = saved_errno;
00538 }
00539
00540 void SlaveInterface::virtual_hook( int, void* )
00541 { }
00542
00543 #include "slaveinterface.moc"