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
|
/* This file is part of the KDE project
Copyright (C) 2000,2001 Alexander Neundorf <[email protected]>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <kdebug.h>
#include <klocale.h>
#include <kinstance.h>
#include <kconfig.h>
#include <kglobal.h>
#include <kprocess.h>
#include <tqfile.h>
#include <iostream>
#include <string.h>
#include <sys/un.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <unistd.h>
#include <netdb.h>
#include <stdlib.h>
#include <fcntl.h>
#include <errno.h>
#include <time.h>
#include <pwd.h>
#include "kio_lan.h"
#ifndef AF_LOCAL
#define AF_LOCAL AF_UNIX
#endif
#define PORTSETTINGS_CHECK 0
#define PORTSETTINGS_PROVIDE 1
#define PORTSETTINGS_DISABLE 2
using namespace KIO;
#ifndef SHUT_RDWR
#define SHUT_RDWR 2
#endif
extern "C" { KDE_EXPORT int kdemain(int argc, char **argv); }
int kdemain( int argc, char **argv )
{
KInstance instance( "kio_lan" );
if (argc != 4)
{
fprintf(stderr, "Usage: kio_lan protocol domain-socket1 domain-socket2\n");
exit(-1);
}
int isLanIoslave=(strcmp("lan",argv[1])==0);
// Trigger creation to make sure we pick up KIOSK settings correctly.
(void)KGlobal::dirs();
(void)KGlobal::locale();
(void)KGlobal::config();
kdDebug(7101) << "LAN: kdemain: starting" << endl;
LANProtocol slave(isLanIoslave, argv[2], argv[3]);
slave.dispatchLoop();
return 0;
}
LANProtocol::LANProtocol(int isLanIoslave, const TQCString &pool, const TQCString &app )
:TCPSlaveBase(7741,isLanIoslave?"lan":"rlan", pool, app)
,m_currentHost("")
,m_port(7741)
,m_maxAge(15*60)
,m_isLanIoslave(isLanIoslave?true:false)
{
KConfig *config=KGlobal::config();
m_protocolInfo[KIOLAN_FTP].enabled=config->readNumEntry("Support_FTP",PORTSETTINGS_CHECK);
m_protocolInfo[KIOLAN_HTTP].enabled=config->readNumEntry("Support_HTTP",PORTSETTINGS_CHECK);
m_protocolInfo[KIOLAN_NFS].enabled=config->readNumEntry("Support_NFS",PORTSETTINGS_CHECK);
m_protocolInfo[KIOLAN_SMB].enabled=config->readNumEntry("Support_SMB",PORTSETTINGS_CHECK);
m_protocolInfo[KIOLAN_FISH].enabled=config->readNumEntry("Support_FISH",PORTSETTINGS_CHECK);
m_defaultLisaHost=config->readEntry("DefaultLisaHost", "localhost");
m_shortHostnames=config->readBoolEntry("ShowShortHostnames",false);
m_maxAge=config->readNumEntry("MaxAge",15)*60;
if (m_maxAge<0) m_maxAge=0;
strcpy(m_protocolInfo[KIOLAN_NFS].name,"NFS");
strcpy(m_protocolInfo[KIOLAN_FTP].name,"FTP");
strcpy(m_protocolInfo[KIOLAN_SMB].name,"SMB");
strcpy(m_protocolInfo[KIOLAN_HTTP].name,"HTTP");
strcpy(m_protocolInfo[KIOLAN_FISH].name,"FISH");
// Now we check for port 445 for SMB/CIFS also. But we call both entries
// SMB. Clients will see only one SMB folder, though, whichever
// port (or both) is detected. The smb ioslave should be able
// to figure out which port to actually use.
m_protocolInfo[KIOLAN_NFS].ports.push_back(2049);
m_protocolInfo[KIOLAN_FTP].ports.push_back(21);
m_protocolInfo[KIOLAN_SMB].ports.push_back(445);
m_protocolInfo[KIOLAN_SMB].ports.push_back(139);
m_protocolInfo[KIOLAN_HTTP].ports.push_back(80);
m_protocolInfo[KIOLAN_FISH].ports.push_back(22);
m_hostInfoCache.setAutoDelete(true);
}
LANProtocol::~LANProtocol()
{
m_hostInfoCache.clear();
}
int LANProtocol::readDataFromServer()
{
if (m_isLanIoslave)
return lanReadDataFromServer();
else
return rlanReadDataFromServer();
return 0;
}
int LANProtocol::lanReadDataFromServer()
{
kdDebug(7101)<<"LANProtocol::lanReadDataFromServer() host: "<<m_currentHost<<" port: "<<m_port<<endl;
if (!connectToHost(m_currentHost.latin1(), m_port, false))
{
error(ERR_SLAVE_DEFINED, i18n("<qt>The Lisa daemon does not appear to be running.<p>"
"In order to use the LAN Browser the Lisa daemon must be "
"installed and activated by the system administrator."));
return 0;
}
kdDebug(7101)<<"LANProtocol::lanReadDataFromServer() connected"<<endl;
int receivedBytes(0);
char* receiveBuffer(0);
char tmpBuf[64*1024];
int bytesRead(0);
do
{
fd_set tmpFDs;
FD_ZERO(&tmpFDs);
FD_SET(m_iSock,&tmpFDs);
timeval tv;
tv.tv_sec = 1;
tv.tv_usec = 0;
select(m_iSock+1,&tmpFDs,0,0,&tv);
if (FD_ISSET(m_iSock,&tmpFDs))
{
bytesRead=read(tmpBuf,64*1024);
kdDebug(7101)<<"LANProtocol::lanReadDataFromServer: read "<<bytesRead<<" bytes"<<endl;
if (bytesRead>0)
{
char *newBuf=new char[receivedBytes+bytesRead];
if (receiveBuffer!=0) memcpy(newBuf,receiveBuffer,receivedBytes);
memcpy(newBuf+receivedBytes,tmpBuf,bytesRead);
receivedBytes+=bytesRead;
if (receiveBuffer!=0) delete [] receiveBuffer;
receiveBuffer=newBuf;
}
}
} while (bytesRead>0);
closeDescriptor();
if ((bytesRead<0) || (receivedBytes<4))
{
delete [] receiveBuffer;
error(ERR_INTERNAL_SERVER,i18n("Received unexpected data from %1").arg(m_currentHost));
return 0;
}
UDSEntry entry;
char *currentBuf=receiveBuffer;
int bytesLeft=receivedBytes;
//this should be large enough for a name
char tmpName[4*1024];
//this should be large enough for the hostname
char tmpHostname[4*1024];
while (bytesLeft>0)
{
int tmpIP=2;
tmpName[0]='\0';
if ((memchr(currentBuf,0,bytesLeft)==0) || (memchr(currentBuf,int('\n'),bytesLeft)==0))
{
delete [] receiveBuffer;
error(ERR_INTERNAL_SERVER,i18n("Received unexpected data from %1").arg(m_currentHost));
return 0;
}
kdDebug(7101)<<"LANProtocol::lanReadDataFromServer: processing "<<currentBuf;
//since we check for 0 and \n with memchr() we can be sure
//at this point that tmpBuf is correctly terminated
int length=strlen(currentBuf)+1;
if (length<(4*1024))
sscanf(currentBuf,"%u %s\n",&tmpIP,tmpName);
else
{
kdDebug(7101)<<"LANProtocol::lanReadDataFromServer: buffer overflow attempt detected, aborting"<<endl;
break;
}
bytesLeft-=length;
currentBuf+=length;
if ((bytesLeft==0) && ((tmpIP==0) ||(tmpIP==1)) && (strstr(tmpName,"succeeded")!=0))
{
kdDebug(7101)<<"LANProtocol::lanReadDataFromServer: succeeded"<<endl;
}
else if (tmpIP!=2)
{
kdDebug(7101)<<"LANProtocol::lanReadDataFromServer: listing host: "<<tmpName<<" with ip: "<<tmpIP<<endl;
UDSAtom atom;
atom.m_uds = KIO::UDS_NAME;
if (m_shortHostnames)
{
if (inet_addr(tmpName)!=-1)
atom.m_str=tmpName;
else
{
sscanf(tmpName,"%[^.]",tmpHostname);
kdDebug(7101)<<"LANProtocol::lanReadDataFromServer: Hostname of " << tmpName << " is " << tmpHostname << "\n";
atom.m_str = tmpHostname;
}
}
else
atom.m_str = tmpName;
entry.append( atom );
atom.m_uds = KIO::UDS_SIZE;
atom.m_long = 1024;
entry.append(atom);
atom.m_uds = KIO::UDS_ACCESS;
atom.m_long = S_IRUSR | S_IRGRP | S_IROTH ;
//atom.m_long = S_IRUSR | S_IXUSR | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH;
entry.append(atom);
atom.m_uds = KIO::UDS_FILE_TYPE;
atom.m_long = S_IFDIR; // it is always a directory
entry.append( atom );
listEntry(entry,false);
}
}
listEntry( entry, true ); // ready
delete [] receiveBuffer;
return 1;
}
int LANProtocol::rlanReadDataFromServer()
{
kdDebug(7101)<<"RLANProtocol::readDataFromServer"<<endl;
int sockFD=socket(AF_LOCAL, SOCK_STREAM, 0);
sockaddr_un addr;
memset((char*)&addr,0,sizeof(addr));
addr.sun_family=AF_LOCAL;
TQCString socketname="/tmp/resLisa-";
struct passwd *user = getpwuid( getuid() );
if ( user )
socketname+=user->pw_name;
else
//should never happen
socketname+="???";
strlcpy(addr.sun_path,socketname,sizeof(addr.sun_path));
int result=::connect(sockFD,(sockaddr*)&addr, sizeof(addr));
kdDebug(7101)<<"readDataFromServer(): result: "<<result<<" name: "<<addr.sun_path<<" socket: "<<sockFD<<endl;
if (result!=0)
{
::close(sockFD);
KProcess proc;
proc<<"reslisa";
bool ok=proc.start(KProcess::DontCare);
if (!ok)
{
error( ERR_CANNOT_LAUNCH_PROCESS, "reslisa" );
return 0;
}
//wait a moment
//reslisa starts tde-config, then does up to 64
//name lookups and then starts to ping
//results won't be available before this is done
kdDebug(7101)<<"sleeping..."<<endl;
::sleep(1);
kdDebug(7101)<<"sleeping again..."<<endl;
::sleep(5);
kdDebug(7101)<<"woke up "<<endl;
sockFD=socket(AF_LOCAL, SOCK_STREAM, 0);
memset((char*)&addr,0,sizeof(addr));
addr.sun_family=AF_LOCAL;
strlcpy(addr.sun_path,socketname,sizeof(addr.sun_path));
kdDebug(7101)<<"connecting..."<<endl;
result=::connect(sockFD,(sockaddr*)&addr, sizeof(addr));
kdDebug(7101)<<"readDataFromServer() after starting reslisa: result: "<<result<<" name: "<<addr.sun_path<<" socket: "<<sockFD<<endl;
if (result!=0)
{
error( ERR_CANNOT_OPEN_FOR_READING, socketname );
return 0;
}
kdDebug(7101)<<"succeeded :-)"<<endl;
}
int receivedBytes(0);
char* receiveBuffer(0);
char tmpBuf[64*1024];
int bytesRead(0);
do
{
fd_set tmpFDs;
FD_ZERO(&tmpFDs);
FD_SET(sockFD,&tmpFDs);
timeval tv;
tv.tv_sec = 1;
tv.tv_usec = 0;
select(sockFD+1,&tmpFDs,0,0,&tv);
if (FD_ISSET(sockFD,&tmpFDs))
{
bytesRead=::read(sockFD,tmpBuf,64*1024);
kdDebug(7101)<<"RLANProtocol::readDataFromServer: read "<<bytesRead<<" bytes"<<endl;
if (bytesRead>0)
{
char *newBuf=new char[receivedBytes+bytesRead];
if (receiveBuffer!=0) memcpy(newBuf,receiveBuffer,receivedBytes);
memcpy(newBuf+receivedBytes,tmpBuf,bytesRead);
receivedBytes+=bytesRead;
if (receiveBuffer!=0) delete [] receiveBuffer;
receiveBuffer=newBuf;
}
}
} while (bytesRead>0);
::close(sockFD);
if ((bytesRead<0) || (receivedBytes<4))
{
delete [] receiveBuffer;
error(ERR_CANNOT_OPEN_FOR_READING,socketname);
return 0;
}
UDSEntry entry;
char *currentBuf=receiveBuffer;
int bytesLeft=receivedBytes;
//this should be large enough for a name
char tmpName[4*1024];
//this should be large enough for the hostname
char tmpHostname[4*1024];
while (bytesLeft>0)
{
int tmpIP=2;
tmpName[0]='\0';
if ((memchr(currentBuf,0,bytesLeft)==0) || (memchr(currentBuf,int('\n'),bytesLeft)==0))
{
delete [] receiveBuffer;
error(ERR_INTERNAL_SERVER,i18n("Received unexpected data from %1").arg(socketname.data()));
return 0;
}
kdDebug(7101)<<"RLANProtocol::readDataFromServer: processing "<<currentBuf;
//since we check for 0 and \n with memchr() we can be sure
//at this point that tmpBuf is correctly terminated
int length=strlen(currentBuf)+1;
if (length<(4*1024))
sscanf(currentBuf,"%u %s\n",&tmpIP,tmpName);
else
{
kdDebug(7101)<<"RLANProtocol::readDataFromServer: buffer overflow attempt detected, aborting"<<endl;
break;
}
bytesLeft-=length;
currentBuf+=length;
if ((bytesLeft==0) && ((tmpIP==0) ||(tmpIP==1)) && (strstr(tmpName,"succeeded")!=0))
{
kdDebug(7101)<<"RLANProtocol::readDataFromServer: succeeded"<<endl;
}
else if (tmpIP!=2)
{
kdDebug(7101)<<"RLANProtocol::readDataFromServer: listing host: "<<tmpName<<" with ip: "<<tmpIP<<endl;
UDSAtom atom;
atom.m_uds = KIO::UDS_NAME;
if (m_shortHostnames)
{
if (inet_addr(tmpName)!=-1)
atom.m_str=tmpName;
else
{
sscanf(tmpName,"%[^.]",tmpHostname);
kdDebug(7101)<<"LANProtocol::lanReadDataFromServer: Hostname of " << tmpName << " is " << tmpHostname << "\n";
atom.m_str = tmpHostname;
}
}
else
atom.m_str = tmpName;
entry.append( atom );
atom.m_uds = KIO::UDS_SIZE;
atom.m_long = 1024;
entry.append(atom);
atom.m_uds = KIO::UDS_ACCESS;
atom.m_long = S_IRUSR | S_IRGRP | S_IROTH ;
//atom.m_long = S_IRUSR | S_IXUSR | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH;
entry.append(atom);
atom.m_uds = KIO::UDS_FILE_TYPE;
atom.m_long = S_IFDIR; // it is always a directory
entry.append( atom );
listEntry(entry,false);
}
}
listEntry( entry, true ); // ready
delete [] receiveBuffer;
return 1;
}
int LANProtocol::checkHost(const TQString& host)
{
kdDebug(7101)<<"LAN::checkHost() "<<host<<endl;
TQString hostUpper=host.upper();
HostInfo* hostInfo=m_hostInfoCache[hostUpper];
if (hostInfo!=0)
{
kdDebug(7101)<<"LAN::checkHost() getting from cache"<<endl;
//this entry is too old, we delete it !
if ((time(0)-hostInfo->created)>m_maxAge)
{
kdDebug(7101)<<"LAN::checkHost() cache content too old, deleting it"<<endl;
m_hostInfoCache.remove(hostUpper);
hostInfo=0;
}
}
if (hostInfo==0)
{
hostInfo=new HostInfo;
in_addr ip;
struct hostent *hp=gethostbyname(host.latin1());
if (hp==0)
{
error( ERR_UNKNOWN_HOST, host.latin1() );
delete hostInfo;
return 0;
}
memcpy(&ip, hp->h_addr, sizeof(ip));
for (int i=0; i<KIOLAN_MAX; i++)
{
int result(0);
if (m_protocolInfo[i].enabled==PORTSETTINGS_DISABLE)
result=0;
else if (m_protocolInfo[i].enabled==PORTSETTINGS_PROVIDE)
result=1;
else if (m_protocolInfo[i].enabled==PORTSETTINGS_CHECK)
result=checkPort(m_protocolInfo[i].ports,ip);
//host not reachable
if (result==-1)
{
delete hostInfo;
hostInfo=0;
error( ERR_UNKNOWN_HOST, host.latin1() );
return 0;
}
hostInfo->services[i]=result;
}
hostInfo->created=time(0);
m_hostInfoCache.insert(hostUpper,hostInfo);
}
//here hostInfo is always != 0
if (hostInfo==0)
{
error( ERR_INTERNAL, "hostInfo==0" );
return 0;
}
UDSEntry entry;
for (int i=0; i<KIOLAN_MAX; i++)
{
if (hostInfo->services[i]==1)
{
kdDebug(7101)<<"LAN::checkHost(): Host ["<<hostUpper<<"] Service ["<<m_protocolInfo[i].name<<"]"<<endl;
UDSAtom atom;
// name
atom.m_uds = KIO::UDS_NAME;
atom.m_str = m_protocolInfo[i].name;
entry.append( atom );
// size
atom.m_uds = KIO::UDS_SIZE;
atom.m_long = 1024;
entry.append(atom);
// access permissions
atom.m_uds = KIO::UDS_ACCESS;
atom.m_long = S_IRUSR | S_IRGRP | S_IROTH ;
//atom.m_long = S_IRUSR | S_IXUSR | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH;
entry.append(atom);
// file type
atom.m_uds = KIO::UDS_FILE_TYPE;
if (strcmp(m_protocolInfo[i].name,"HTTP")==0)
{
// normal file -- if we called stat(2) on this,
// this flag would be set in the st_mode field of struct stat
atom.m_long=S_IFREG;
entry.append(atom);
// also define the mime-type for this file
atom.m_uds = KIO::UDS_MIME_TYPE;
atom.m_str="text/html";
entry.append( atom );
}
else
{
// directory -- if we called stat(2) on this, then this
// flag would be set in the st_mode field of the struct stat
atom.m_long = S_IFDIR; // it is always a directory
entry.append(atom);
// also set the mime-type
atom.m_uds = KIO::UDS_MIME_TYPE;
atom.m_str="inode/directory";
entry.append( atom );
}
listEntry(entry,false);
}
}
listEntry( entry, true ); // ready
return 1;
}
// Check if a service is running on a host with IP address 'ip'
// by checking all the ports in '_ports', using a non-blocking connect.
// Right now -- assume if *any* of these ports are active,
// the service is active.
int LANProtocol::checkPort( TQValueVector<int>& _ports, in_addr ip )
{
int _port=0;
struct sockaddr_in to_scan;
to_scan.sin_family = AF_INET;
to_scan.sin_addr = ip;
for (TQValueVector<int>::iterator i= _ports.begin(); i != _ports.end(); i++)
{
_port=(*i);
kdDebug(7101)<<"LANProtocol::checkPort: "<<_port<<endl;
to_scan.sin_port = htons(_port);
// open a TCP socket
int mysocket = ::socket (AF_INET, SOCK_STREAM, IPPROTO_TCP);
if (mysocket< 0 )
{
std::cerr << "LanProt::checkPort: Error while opening Socket" << std::endl;
::close( mysocket );
return 0;
}
//make the socket non blocking
long int options = O_NONBLOCK | ::fcntl(mysocket, F_GETFL);
if (::fcntl( mysocket, F_SETFL, options )!=0)
{
std::cerr << "LanProt::checkPort: Error making it nonblocking"<< std::endl;
::close( mysocket );
return 0;
}
int result=connect( mysocket, (struct sockaddr *) &to_scan, sizeof( to_scan ));
//it succeeded immediately
if (result==0)
{
std::cerr<<"LANProtocol::checkPort("<<_port<<") connect succeeded immediately"<<std::endl;
::shutdown( mysocket, SHUT_RDWR );
return 1;
}
//it failed
if ((result<0) && (errno!=EINPROGRESS))
{
// errno was not EINPROGRESS, so there is some serious problem
::shutdown( mysocket, SHUT_RDWR );
// maybe some other port will work
continue;
}
// last errno was EINPROGRESS, so we should select() on socket
// and wait for the final verdict
timeval tv;
tv.tv_sec=5;
tv.tv_usec=0;
fd_set rSet, wSet;
FD_ZERO(&rSet);
FD_SET(mysocket,&rSet);
wSet=rSet;
//timeout or error
result=select(mysocket+1,&rSet,&wSet,0,&tv);
::shutdown( mysocket, SHUT_RDWR );
if (result==1)
return 1;
}
// gosh, no port worked
return 0;
}
void LANProtocol::setHost( const TQString& host, int port, const TQString& , const TQString& )
{
if (m_isLanIoslave)
{
m_currentHost=host;
if (port==0)
m_port=7741;
else
m_port=port;
kdDebug(7101)<<"LANProtocol::setHost: "<<m_currentHost<<endl;
}
else
{
if (!host.isEmpty())
error(ERR_MALFORMED_URL,i18n("No hosts allowed in rlan:/ URL"));
}
}
void LANProtocol::mimetype( const KURL& url)
{
kdDebug(7101)<<"LANProtocol::mimetype -"<<url.prettyURL()<<"-"<<endl;
TQString path( TQFile::encodeName(url.path()));
TQStringList pathList=TQStringList::split( "/",path);
if ((pathList.count()==2) && (pathList[1].upper()=="HTTP"))
{
//kdDebug(7101)<<"LANProtocol::mimeType text/html"<<endl;
mimeType("text/html");
}
else
{
mimeType("inode/directory");
//kdDebug(7101)<<"LANProtocol::mimeType inode/directory"<<endl;
}
finished();
}
void LANProtocol::listDir( const KURL& _url)
{
KURL url(_url);
TQString path( TQFile::encodeName(url.path()));
if (path.isEmpty())
{
url.setPath("/");
redirection(url);
finished();
return;
}
if ((m_currentHost.isEmpty()) && (m_isLanIoslave))
{
url.setHost(m_defaultLisaHost);
redirection(url);
finished();
return;
}
kdDebug(7101)<<"LANProtocol::listDir: host: "<<m_currentHost<<" port: "<<m_port<<" path: "<<path<<endl;
TQStringList pathList=TQStringList::split("/", path);
kdDebug(7101)<<"parts are: "<<endl;
for (TQStringList::Iterator it=pathList.begin(); it !=pathList.end(); it++)
kdDebug(7101)<<"-"<<(*it)<<"-"<<endl;
if (pathList.count()>2)
{
kdDebug(7101)<<"LANProtocol::listDir: too deep path: "<<pathList.count()<<endl;
error(ERR_DOES_NOT_EXIST,_url.prettyURL());
return;
}
int succeeded(0);
if (path=="/")
{
//get the stuff from the netland server
succeeded=readDataFromServer();
}
else if (pathList.count()==1)
{
//check the ports and stuff
succeeded=checkHost(pathList[0]);
}
else
{
kdDebug(7101)<<"LANProtocol::listDir: trying to redirect"<<endl;
int isSupportedProtocol(0);
for (int i=0; i<KIOLAN_MAX; i++)
{
if (pathList[1].upper()==m_protocolInfo[i].name)
{
isSupportedProtocol=m_protocolInfo[i].enabled;
break;
}
}
if (isSupportedProtocol==PORTSETTINGS_DISABLE)
{
kdDebug(7101)<<"LANProtocol::listDir: protocol not enabled "<<endl;
error(ERR_DOES_NOT_EXIST,_url.prettyURL());
return;
}
//redirect it
KURL newUrl(pathList[1]+"://"+pathList[0]);
redirection(newUrl);
succeeded=1;
}
if (succeeded) finished();
}
void LANProtocol::stat( const KURL & url)
{
kdDebug(7101)<<"LANProtocol::stat: "<<endl;
UDSEntry entry;
UDSAtom atom;
atom.m_uds = KIO::UDS_NAME;
atom.m_str = url.path();
entry.append( atom );
atom.m_uds = KIO::UDS_SIZE;
atom.m_long = 1024;
entry.append(atom);
atom.m_uds = KIO::UDS_ACCESS;
atom.m_long = S_IRUSR | S_IRGRP | S_IROTH ;
//atom.m_long = S_IRUSR | S_IXUSR | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH;
entry.append(atom);
TQString path( TQFile::encodeName(url.path()));
TQStringList pathList=TQStringList::split( "/",path);
if ((pathList.count()==2) && (pathList[1].upper()=="HTTP"))
{
atom.m_uds = KIO::UDS_FILE_TYPE;
atom.m_long=S_IFREG;
entry.append(atom);
atom.m_uds = KIO::UDS_MIME_TYPE;
atom.m_str="text/html";
//kdDebug(7101)<<"LANProtocol::stat: http is reg file"<<endl;
entry.append( atom );
}
else
{
atom.m_uds = KIO::UDS_FILE_TYPE;
atom.m_long = S_IFDIR; // it is always a directory
entry.append(atom);
atom.m_uds = KIO::UDS_MIME_TYPE;
atom.m_str="inode/directory";
//kdDebug(7101)<<"LANProtocol::stat: is dir"<<endl;
entry.append( atom );
}
statEntry( entry );
finished();
}
void LANProtocol::get(const KURL& url )
{
TQString path(TQFile::encodeName(url.path()));
kdDebug(7101)<<"LANProtocol::get: "<<path<<endl;
TQStringList pathList=TQStringList::split("/", path);
kdDebug(7101)<<"parts are: "<<endl;
for (TQStringList::Iterator it=pathList.begin(); it !=pathList.end(); it++)
kdDebug(7101)<<"-"<<(*it)<<"-"<<endl;
if ((pathList.count()!=2) || (pathList[1].upper()!="HTTP"))
{
kdDebug(7101)<<"LANProtocol::get: invalid url: "<<pathList.count()<<endl;
error(ERR_DOES_NOT_EXIST,url.prettyURL());
return;
}
KURL newUrl("http://"+pathList[0]);
redirection(newUrl);
finished();
return;
}
|