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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 if (sizeof(long) == 8)
00045 {
00046 s << (Q_UINT32)e.size();
00047 KIO::UDSEntry::ConstIterator it = e.begin();
00048 for( ; it != e.end(); ++it )
00049 s << *it;
00050 return s;
00051 }
00052
00053 Q_UINT32 size = 0;
00054 KIO::UDSEntry::ConstIterator it = e.begin();
00055 for( ; it != e.end(); ++it )
00056 {
00057 size++;
00058 if ((*it).m_uds == KIO::UDS_SIZE)
00059 size++;
00060 }
00061 s << size;
00062 it = e.begin();
00063 for( ; it != e.end(); ++it )
00064 {
00065 if ((*it).m_uds == KIO::UDS_SIZE)
00066 {
00067 KIO::UDSAtom a;
00068 a.m_uds = KIO::UDS_SIZE_LARGE;
00069 a.m_long = (*it).m_long >> 32;
00070 s << a;
00071 }
00072 s << *it;
00073 }
00074 return s;
00075 }
00076
00077 QDataStream &operator >>(QDataStream &s, KIO::UDSEntry &e )
00078 {
00079 e.clear();
00080 Q_UINT32 size;
00081 s >> size;
00082
00083
00084
00085
00086
00087 if (sizeof(long) == 8)
00088 {
00089 for(Q_UINT32 i = 0; i < size; i++)
00090 {
00091 KIO::UDSAtom a;
00092 s >> a;
00093 e.append(a);
00094 }
00095 }
00096 else
00097 {
00098 long long msb = 0;
00099 for(Q_UINT32 i = 0; i < size; i++)
00100 {
00101 KIO::UDSAtom a;
00102 s >> a;
00103 if (a.m_uds == KIO::UDS_SIZE_LARGE)
00104 {
00105 msb = a.m_long;
00106 }
00107 else
00108 {
00109 if (a.m_uds == KIO::UDS_SIZE)
00110 {
00111 if (a.m_long < 0)
00112 a.m_long += (long long) 1 << 32;
00113 a.m_long += msb << 32;
00114 }
00115 e.append(a);
00116 msb = 0;
00117 }
00118 }
00119 }
00120 return s;
00121 }
00122
00123 static const unsigned int max_nums = 8;
00124
00125 class KIO::SlaveInterfacePrivate
00126 {
00127 public:
00128 SlaveInterfacePrivate() {
00129 slave_calcs_speed = false;
00130 start_time.tv_sec = 0;
00131 start_time.tv_usec = 0;
00132 last_time = 0;
00133 nums = 0;
00134 filesize = 0;
00135 offset = 0;
00136 }
00137 bool slave_calcs_speed;
00138 struct timeval start_time;
00139 uint nums;
00140 long times[max_nums];
00141 KIO::filesize_t sizes[max_nums];
00142 size_t last_time;
00143 KIO::filesize_t filesize, offset;
00144
00145 QTimer speed_timer;
00146 };
00147
00149
00150 SlaveInterface::SlaveInterface( Connection * connection )
00151 {
00152 m_pConnection = connection;
00153 m_progressId = 0;
00154 signal( SIGPIPE, sigpipe_handler );
00155
00156 d = new SlaveInterfacePrivate;
00157 connect(&d->speed_timer, SIGNAL(timeout()), SLOT(calcSpeed()));
00158 }
00159
00160 SlaveInterface::~SlaveInterface()
00161 {
00162
00163 m_pConnection = 0;
00164
00165 delete d;
00166 }
00167
00168 static KIO::filesize_t readFilesize_t(QDataStream &stream)
00169 {
00170 KIO::filesize_t result;
00171 unsigned long ul;
00172 stream >> ul;
00173 result = ul;
00174 if (stream.atEnd())
00175 return result;
00176 stream >> ul;
00177 result += ((KIO::filesize_t)ul) << 32;
00178 return result;
00179 }
00180
00181
00182 bool SlaveInterface::dispatch()
00183 {
00184 assert( m_pConnection );
00185
00186 int cmd;
00187 QByteArray data;
00188
00189 if (m_pConnection->read( &cmd, data ) == -1)
00190 return false;
00191
00192 return dispatch( cmd, data );
00193 }
00194
00195 void SlaveInterface::calcSpeed()
00196 {
00197 if (d->slave_calcs_speed) {
00198 d->speed_timer.stop();
00199 return;
00200 }
00201
00202 struct timeval tv;
00203 gettimeofday(&tv, 0);
00204
00205 long diff = ((tv.tv_sec - d->start_time.tv_sec) * 1000000 +
00206 tv.tv_usec - d->start_time.tv_usec) / 1000;
00207 if (diff - d->last_time >= 900) {
00208 d->last_time = diff;
00209 if (d->nums == max_nums) {
00210
00211
00212 for (unsigned int i = 1; i < max_nums; ++i) {
00213 d->times[i-1] = d->times[i];
00214 d->sizes[i-1] = d->sizes[i];
00215 }
00216 d->nums--;
00217 }
00218 d->times[d->nums] = diff;
00219 d->sizes[d->nums++] = d->filesize;
00220
00221 KIO::filesize_t lspeed = 1000 * (d->sizes[d->nums-1] - d->sizes[0]) / (d->times[d->nums-1] - d->times[0]);
00222
00223
00224
00225 if (!lspeed) {
00226 d->nums = 1;
00227 d->times[0] = diff;
00228 d->sizes[0] = d->filesize;
00229 }
00230 emit speed(lspeed);
00231 }
00232 }
00233
00234 bool SlaveInterface::dispatch( int _cmd, const QByteArray &rawdata )
00235 {
00236
00237
00238 QDataStream stream( rawdata, IO_ReadOnly );
00239
00240 QString str1;
00241 int i;
00242 Q_INT8 b;
00243 unsigned long ul;
00244
00245 switch( _cmd ) {
00246 case MSG_DATA:
00247 emit data( rawdata );
00248 break;
00249 case MSG_DATA_REQ:
00250 emit dataReq();
00251 break;
00252 case MSG_FINISHED:
00253
00254 d->offset = 0;
00255 d->speed_timer.stop();
00256 emit finished();
00257 break;
00258 case MSG_STAT_ENTRY:
00259 {
00260 UDSEntry entry;
00261 stream >> entry;
00262 emit statEntry(entry);
00263 }
00264 break;
00265 case MSG_LIST_ENTRIES:
00266 {
00267 uint count;
00268 stream >> count;
00269
00270 UDSEntryList list;
00271 UDSEntry entry;
00272 for (uint i = 0; i < count; i++) {
00273 stream >> entry;
00274 list.append(entry);
00275 }
00276 emit listEntries(list);
00277
00278 }
00279 break;
00280 case MSG_RESUME:
00281 {
00282 KIO::filesize_t offset = readFilesize_t(stream);
00283 emit canResume( offset );
00284 }
00285 break;
00286 case MSG_CANRESUME:
00287 d->filesize = d->offset;
00288 emit canResume(0);
00289 break;
00290 case MSG_ERROR:
00291 stream >> i >> str1;
00292 kdDebug(7007) << "error " << i << " " << str1 << endl;
00293 emit error( i, str1 );
00294 break;
00295 case MSG_SLAVE_STATUS:
00296 {
00297 pid_t pid;
00298 QCString protocol;
00299 stream >> pid >> protocol >> str1 >> b;
00300 emit slaveStatus(pid, protocol, str1, (b != 0));
00301 }
00302 break;
00303 case MSG_CONNECTED:
00304 emit connected();
00305 break;
00306
00307 case INF_TOTAL_SIZE:
00308 {
00309 KIO::filesize_t size = readFilesize_t(stream);
00310 gettimeofday(&d->start_time, 0);
00311 d->last_time = 0;
00312 d->filesize = d->offset;
00313 d->sizes[0] = d->filesize;
00314 d->times[0] = 0;
00315 d->nums = 1;
00316 d->speed_timer.start(1000);
00317 d->slave_calcs_speed = false;
00318 emit totalSize( size );
00319 }
00320 break;
00321 case INF_PROCESSED_SIZE:
00322 {
00323 KIO::filesize_t size = readFilesize_t(stream);
00324 emit processedSize( size );
00325 d->filesize = size;
00326 }
00327 break;
00328 case INF_SPEED:
00329 stream >> ul;
00330 d->slave_calcs_speed = true;
00331 d->speed_timer.stop();
00332
00333 emit speed( ul );
00334 break;
00335 case INF_GETTING_FILE:
00336 break;
00337 case INF_ERROR_PAGE:
00338 emit errorPage();
00339 break;
00340 case INF_REDIRECTION:
00341 {
00342 KURL url;
00343 stream >> url;
00344
00345 emit redirection( url );
00346 }
00347 break;
00348 case INF_MIME_TYPE:
00349 stream >> str1;
00350
00351 emit mimeType( str1 );
00352 if (!m_pConnection->suspended())
00353 m_pConnection->sendnow( CMD_NONE, QByteArray() );
00354 break;
00355 case INF_WARNING:
00356 stream >> str1;
00357
00358 emit warning( str1 );
00359 break;
00360 case INF_NEED_PASSWD: {
00361 AuthInfo info;
00362 stream >> info;
00363 openPassDlg( info );
00364 break;
00365 }
00366 case INF_MESSAGEBOX: {
00367 kdDebug(7007) << "needs a msg box" << endl;
00368 QString text, caption, buttonYes, buttonNo;
00369 int type;
00370 stream >> type >> text >> caption >> buttonYes >> buttonNo;
00371 messageBox(type, text, caption, buttonYes, buttonNo);
00372 break;
00373 }
00374 case INF_INFOMESSAGE: {
00375 QString msg;
00376 stream >> msg;
00377 infoMessage(msg);
00378 break;
00379 }
00380 case INF_META_DATA: {
00381 MetaData meta_data;
00382 stream >> meta_data;
00383 metaData(meta_data);
00384 break;
00385 }
00386 case MSG_NET_REQUEST: {
00387 QString host;
00388 QString slaveid;
00389 stream >> host >> slaveid;
00390 requestNetwork(host, slaveid);
00391 break;
00392 }
00393 case MSG_NET_DROP: {
00394 QString host;
00395 QString slaveid;
00396 stream >> host >> slaveid;
00397 dropNetwork(host, slaveid);
00398 break;
00399 }
00400 case MSG_NEED_SUBURL_DATA: {
00401 emit needSubURLData();
00402 break;
00403 }
00404 case MSG_AUTH_KEY: {
00405 bool keep;
00406 QCString key, group;
00407 stream >> key >> group >> keep;
00408 kdDebug(7007) << "Got auth-key: " << key << endl
00409 << " group-key: " << group << endl
00410 << " keep password: " << keep << endl;
00411 emit authorizationKey( key, group, keep );
00412 break;
00413 }
00414 case MSG_DEL_AUTH_KEY: {
00415 QCString key;
00416 stream >> key;
00417 kdDebug(7007) << "Delete auth-key: " << key << endl;
00418 emit delAuthorization( key );
00419 }
00420 default:
00421 kdWarning(7007) << "Slave sends unknown command (" << _cmd << "), dropping slave" << endl;
00422 return false;
00423 }
00424 return true;
00425 }
00426
00427 void SlaveInterface::setOffset( KIO::filesize_t o)
00428 {
00429 d->offset = o;
00430 }
00431
00432 KIO::filesize_t SlaveInterface::offset() const { return d->offset; }
00433
00434 void SlaveInterface::requestNetwork(const QString &host, const QString &slaveid)
00435 {
00436 kdDebug(7007) << "requestNetwork " << host << slaveid << endl;
00437 QByteArray packedArgs;
00438 QDataStream stream( packedArgs, IO_WriteOnly );
00439 stream << true;
00440 m_pConnection->sendnow( INF_NETWORK_STATUS, packedArgs );
00441 }
00442
00443 void SlaveInterface::dropNetwork(const QString &host, const QString &slaveid)
00444 {
00445 kdDebug(7007) << "dropNetwork " << host << slaveid << endl;
00446 }
00447
00448 void SlaveInterface::sendResumeAnswer( bool resume )
00449 {
00450 kdDebug(7007) << "SlaveInterface::sendResumeAnswer ok for resuming :" << resume << endl;
00451 m_pConnection->sendnow( resume ? CMD_RESUMEANSWER : CMD_NONE, QByteArray() );
00452 }
00453
00454 void SlaveInterface::openPassDlg( const QString& prompt, const QString& user, bool readOnly )
00455 {
00456 AuthInfo info;
00457 info.prompt = prompt;
00458 info.username = user;
00459 info.readOnly = readOnly;
00460 openPassDlg( info );
00461 }
00462
00463 void SlaveInterface::openPassDlg( const QString& prompt, const QString& user,
00464 const QString& caption, const QString& comment,
00465 const QString& label, bool readOnly )
00466 {
00467 AuthInfo info;
00468 info.prompt = prompt;
00469 info.username = user;
00470 info.caption = caption;
00471 info.comment = comment;
00472 info.commentLabel = label;
00473 info.readOnly = readOnly;
00474 openPassDlg( info );
00475 }
00476
00477 void SlaveInterface::openPassDlg( AuthInfo& info )
00478 {
00479 kdDebug(7007) << "SlaveInterface::openPassDlg: "
00480 << "User= " << info.username
00481 << ", Message= " << info.prompt << endl;
00482 bool result = Observer::self()->openPassDlg( info );
00483 if ( m_pConnection )
00484 {
00485 QByteArray data;
00486 QDataStream stream( data, IO_WriteOnly );
00487 if ( result )
00488 {
00489 stream << info;
00490 kdDebug(7007) << "SlaveInterface:::openPassDlg got: "
00491 << "User= " << info.username
00492 << ", Password= [hidden]" << endl;
00493 m_pConnection->sendnow( CMD_USERPASS, data );
00494 }
00495 else
00496 m_pConnection->sendnow( CMD_NONE, data );
00497 }
00498 }
00499
00500 void SlaveInterface::messageBox( int type, const QString &text, const QString &_caption,
00501 const QString &buttonYes, const QString &buttonNo )
00502 {
00503 kdDebug(7007) << "messageBox " << type << " " << text << " - " << _caption << endl;
00504 QByteArray packedArgs;
00505 QDataStream stream( packedArgs, IO_WriteOnly );
00506
00507 QString caption( _caption );
00508 if ( type == KIO::SlaveBase::SSLMessageBox )
00509 caption = QString::fromUtf8(kapp->dcopClient()->appId());
00510
00511 emit needProgressId();
00512 kdDebug(7007) << "SlaveInterface::messageBox m_progressId=" << m_progressId << endl;
00513 int result = Observer::messageBox( m_progressId, type, text, caption, buttonYes, buttonNo );
00514 if ( m_pConnection )
00515 {
00516 kdDebug(7007) << this << " SlaveInterface result=" << result << endl;
00517 stream << result;
00518 m_pConnection->sendnow( CMD_MESSAGEBOXANSWER, packedArgs );
00519 }
00520 }
00521
00522 void SlaveInterface::sigpipe_handler(int)
00523 {
00524 int saved_errno = errno;
00525
00526 #ifndef NDEBUG
00527 char msg[1000];
00528 sprintf(msg, "*** SIGPIPE *** (ignored, pid = %ld)\n", (long) getpid());
00529 write(2, msg, strlen(msg));
00530 #endif
00531
00532
00533
00534 errno = saved_errno;
00535 }
00536
00537 void SlaveInterface::virtual_hook( int, void* )
00538 { }
00539
00540 #include "slaveinterface.moc"