Diffstat (limited to 'noncore/settings/networksettings/interfaces/interfaces.cpp') (more/less context) (show whitespace changes)
-rw-r--r-- | noncore/settings/networksettings/interfaces/interfaces.cpp | 638 |
1 files changed, 638 insertions, 0 deletions
diff --git a/noncore/settings/networksettings/interfaces/interfaces.cpp b/noncore/settings/networksettings/interfaces/interfaces.cpp new file mode 100644 index 0000000..377a6db --- a/dev/null +++ b/noncore/settings/networksettings/interfaces/interfaces.cpp | |||
@@ -0,0 +1,638 @@ | |||
1 | #include "interfaces.h" | ||
2 | |||
3 | #include <qfile.h> | ||
4 | #include <qtextstream.h> | ||
5 | #include <qregexp.h> | ||
6 | |||
7 | #define AUTO "auto" | ||
8 | #define IFACE "iface" | ||
9 | #define MAPPING "mapping" | ||
10 | |||
11 | /** | ||
12 | * Constructor. Reads in the interfaces file and then split the file up by | ||
13 | * the \n for interfaces variable. | ||
14 | * @param useInterfacesFile if an interface file other then the default is | ||
15 | * desired to be used it should be passed in. | ||
16 | */ | ||
17 | Interfaces::Interfaces(QString useInterfacesFile){ | ||
18 | acceptedFamily.append(INTERFACES_FAMILY_INET); | ||
19 | acceptedFamily.append(INTERFACES_FAMILY_IPX); | ||
20 | acceptedFamily.append(INTERFACES_FAMILY_INET6); | ||
21 | |||
22 | interfacesFile = useInterfacesFile; | ||
23 | QFile file(interfacesFile); | ||
24 | if (!file.open(IO_ReadOnly)){ | ||
25 | qDebug(QString("Interfaces: Can't open file: %1 for reading.").arg(interfacesFile).latin1()); | ||
26 | currentIface = interfaces.end(); | ||
27 | currentMapping = interfaces.end(); | ||
28 | return; | ||
29 | } | ||
30 | QTextStream stream( &file ); | ||
31 | QString line; | ||
32 | while ( !stream.eof() ) { | ||
33 | line += stream.readLine(); | ||
34 | line += "\n"; | ||
35 | } | ||
36 | file.close(); | ||
37 | interfaces = QStringList::split("\n", line, true); | ||
38 | |||
39 | currentIface = interfaces.end(); | ||
40 | currentMapping = interfaces.end(); | ||
41 | } | ||
42 | |||
43 | |||
44 | /** | ||
45 | * Get a list of all interfaces in the interface file. Usefull for | ||
46 | * hardware that is not currently connected such as an 802.11b card | ||
47 | * not plugged in, but configured for when it is plugged in. | ||
48 | * @return Return string list of interfaces. | ||
49 | **/ | ||
50 | QStringList Interfaces::getInterfaceList(){ | ||
51 | QStringList list; | ||
52 | for ( QStringList::Iterator it = interfaces.begin(); it != interfaces.end(); ++it ) { | ||
53 | QString line = (*it).simplifyWhiteSpace(); | ||
54 | if(line.contains(IFACE) && line.at(0) != '#'){ | ||
55 | line = line.mid(QString(IFACE).length() +1, line.length()); | ||
56 | line = line.simplifyWhiteSpace(); | ||
57 | int findSpace = line.find(" "); | ||
58 | if( findSpace >= 0){ | ||
59 | line = line.mid(0, findSpace); | ||
60 | list.append(line); | ||
61 | } | ||
62 | } | ||
63 | } | ||
64 | return list; | ||
65 | } | ||
66 | |||
67 | /** | ||
68 | * Find out if interface is in an "auto" group or not. | ||
69 | * Report any duplicates such as eth0 being in two differnt auto's | ||
70 | * @param interface interface to check to see if it is on or not. | ||
71 | * @return true is interface is in auto | ||
72 | */ | ||
73 | bool Interfaces::isAuto(QString interface){ | ||
74 | QStringList autoLines = interfaces.grep(QRegExp(AUTO)); | ||
75 | QStringList awi = autoLines.grep(QRegExp(interface)); | ||
76 | if(awi.count() > 1) | ||
77 | qDebug(QString("Interfaces: Found more then auto group with interface: %1.").arg(interface).latin1()); | ||
78 | if(awi.count() < 1) | ||
79 | return false; | ||
80 | return true; | ||
81 | } | ||
82 | |||
83 | /** | ||
84 | * Attempt to set the auto option for interface to setAuto. | ||
85 | * @param interface the interface to set | ||
86 | * @param setAuto the value to set interface to. | ||
87 | * @return false if already set to setAuto. | ||
88 | * */ | ||
89 | bool Interfaces::setAuto(QString interface, bool setAuto){ | ||
90 | // Don't need to set it if it is already set. | ||
91 | if(isAuto(interface) == setAuto) | ||
92 | return false; | ||
93 | |||
94 | bool changed = false; | ||
95 | for ( QStringList::Iterator it = interfaces.begin(); it != interfaces.end(); ++it ) { | ||
96 | if((*it).contains(AUTO)){ | ||
97 | //We know that they are not in any group so let add to this auto. | ||
98 | if(setAuto){ | ||
99 | (*it) = (*it) += " " + interface; | ||
100 | // Don't care to have such thins as: auto eth0 lo usb0 | ||
101 | (*it) = (*it).simplifyWhiteSpace(); | ||
102 | changed = true; | ||
103 | break; | ||
104 | } | ||
105 | else{ | ||
106 | if((*it).contains(interface)){ | ||
107 | (*it) = (*it).replace(QRegExp(interface), ""); | ||
108 | // clean up | ||
109 | QString line = (*it).simplifyWhiteSpace(); | ||
110 | line = line.replace(QRegExp(" "),""); | ||
111 | if(line == AUTO) | ||
112 | (*it) = ""; | ||
113 | changed = true; | ||
114 | // Don't break because we want to make sure we remove all cases. | ||
115 | } | ||
116 | } | ||
117 | } | ||
118 | } | ||
119 | if(changed == false){ | ||
120 | if(setAuto == true) | ||
121 | interfaces.append(QString(AUTO" %1").arg(interface)); | ||
122 | else{ | ||
123 | qDebug(QString("Interfaces: Can't set interface %1 auto to false sense it is already false.").arg(interface).latin1()); | ||
124 | } | ||
125 | } | ||
126 | return true; | ||
127 | } | ||
128 | |||
129 | /** | ||
130 | * Set the current interface to interface. This needs to be done before you | ||
131 | * can call getFamily(), getMethod, and get/setOption(). | ||
132 | * @param interface the name of the interface to set. All whitespace is | ||
133 | * removed from the interface name. | ||
134 | * @return bool true if it is successfull. | ||
135 | */ | ||
136 | bool Interfaces::setInterface(QString interface){ | ||
137 | interface = interface.simplifyWhiteSpace(); | ||
138 | interface = interface.replace(QRegExp(" "), ""); | ||
139 | return setStanza(IFACE, interface, currentIface); | ||
140 | } | ||
141 | |||
142 | /** | ||
143 | * A quick helper funtion to see if the current interface is set. | ||
144 | * @return bool true if set, false otherwise. | ||
145 | */ | ||
146 | bool Interfaces::isInterfaceSet(){ | ||
147 | return (currentIface != interfaces.end()); | ||
148 | } | ||
149 | |||
150 | /** | ||
151 | * Add a new interface of with the settings - family and method | ||
152 | * @param interface the name of the interface to set. All whitespace is | ||
153 | * removed from the interface name. | ||
154 | * @param family the family of this interface inet or inet, ipx or inet6 | ||
155 | * Must of one of the families defined in interfaces.h | ||
156 | * @param method for the family. see interfaces man page for family methods. | ||
157 | * @return true if successfull. | ||
158 | */ | ||
159 | bool Interfaces::addInterface(QString interface, QString family, QString method){ | ||
160 | if(acceptedFamily.contains(family)==0) | ||
161 | return false; | ||
162 | interface = interface.simplifyWhiteSpace(); | ||
163 | interface = interface.replace(QRegExp(" "), ""); | ||
164 | interfaces.append(""); | ||
165 | interfaces.append(QString(IFACE " %1 %2 %3").arg(interface).arg(family).arg(method)); | ||
166 | return true; | ||
167 | } | ||
168 | |||
169 | /** | ||
170 | * Copies interface with name interface to name newInterface | ||
171 | * @param newInterface name of the new interface. | ||
172 | * @return bool true if successfull | ||
173 | */ | ||
174 | bool Interfaces::copyInterface(QString interface, QString newInterface){ | ||
175 | if(!setInterface(interface)) return false; | ||
176 | |||
177 | QStringList::Iterator it = currentIface; | ||
178 | it++; | ||
179 | |||
180 | bool error; | ||
181 | addInterface(newInterface, getInterfaceFamily(error), getInterfaceMethod(error)); | ||
182 | if(!setInterface(newInterface)) return false; | ||
183 | QStringList::Iterator newIface = currentIface; | ||
184 | newIface++; | ||
185 | |||
186 | for ( it; it != interfaces.end(); ++it ){ | ||
187 | if(((*it).contains(IFACE) || (*it).contains(MAPPING) || (*it).contains(AUTO))) | ||
188 | break; | ||
189 | newIface = interfaces.insert(newIface, *it); | ||
190 | } | ||
191 | |||
192 | return true; | ||
193 | } | ||
194 | |||
195 | /** | ||
196 | * Remove the currently selected interface and all of its options. | ||
197 | * @return bool if successfull or not. | ||
198 | */ | ||
199 | bool Interfaces::removeInterface(){ | ||
200 | if(currentIface == interfaces.end()) | ||
201 | return false; | ||
202 | (*currentIface) = ""; | ||
203 | return removeAllInterfaceOptions(); | ||
204 | } | ||
205 | |||
206 | /** | ||
207 | * Gets the hardware name of the interface that is currently selected. | ||
208 | * @return QString name of the hardware interface (eth0, usb2, wlan1...). | ||
209 | * @param error set to true if any error occurs, false otherwise. | ||
210 | */ | ||
211 | QString Interfaces::getInterfaceName(bool &error){ | ||
212 | if(currentIface == interfaces.end()){ | ||
213 | error = true; | ||
214 | return QString(); | ||
215 | } | ||
216 | QString line = (*currentIface); | ||
217 | line = line.mid(QString(IFACE).length() +1, line.length()); | ||
218 | line = line.simplifyWhiteSpace(); | ||
219 | int findSpace = line.find(" "); | ||
220 | if( findSpace < 0){ | ||
221 | error = true; | ||
222 | return QString(); | ||
223 | } | ||
224 | error = false; | ||
225 | return line.mid(0, findSpace); | ||
226 | } | ||
227 | |||
228 | /** | ||
229 | * Gets the family name of the interface that is currently selected. | ||
230 | * @return QString name of the family (inet, inet6, ipx). | ||
231 | * @param error set to true if any error occurs, false otherwise. | ||
232 | */ | ||
233 | QString Interfaces::getInterfaceFamily(bool &error){ | ||
234 | QString name = getInterfaceName(error); | ||
235 | if(error){ | ||
236 | error = true; | ||
237 | return QString(); | ||
238 | } | ||
239 | QString line = (*currentIface); | ||
240 | line = line.mid(QString(IFACE).length() +1, line.length()); | ||
241 | line = line.mid(name.length()+1, line.length()); | ||
242 | line = line.simplifyWhiteSpace(); | ||
243 | int findSpace = line.find(" "); | ||
244 | if( findSpace < 0){ | ||
245 | error = true; | ||
246 | return QString(); | ||
247 | } | ||
248 | error = false; | ||
249 | return line.mid(0, findSpace); | ||
250 | } | ||
251 | |||
252 | /** | ||
253 | * Gets the method of the interface that is currently selected. | ||
254 | * @return QString name of the method such as staic or dhcp. | ||
255 | * See the man page of interfaces for possible methods depending on the family. | ||
256 | * @param error set to true if any error occurs, false otherwise. | ||
257 | */ | ||
258 | QString Interfaces::getInterfaceMethod(bool &error){ | ||
259 | QString name = getInterfaceName(error); | ||
260 | if(error){ | ||
261 | error = true; | ||
262 | return QString(); | ||
263 | } | ||
264 | QString family = getInterfaceFamily(error); | ||
265 | if(error){ | ||
266 | error = true; | ||
267 | return QString(); | ||
268 | } | ||
269 | QString line = (*currentIface); | ||
270 | line = line.mid(QString(IFACE).length()+1, line.length()); | ||
271 | line = line.mid(name.length()+1, line.length()); | ||
272 | line = line.mid(family.length()+1, line.length()); | ||
273 | line = line.simplifyWhiteSpace(); | ||
274 | error = false; | ||
275 | return line; | ||
276 | } | ||
277 | |||
278 | /** | ||
279 | * Sets the interface name to newName. | ||
280 | * @param newName the new name of the interface. All whitespace is removed. | ||
281 | * @return bool true if successfull. | ||
282 | */ | ||
283 | bool Interfaces::setInterfaceName(QString newName){ | ||
284 | if(currentIface == interfaces.end()) | ||
285 | return false; | ||
286 | newName = newName.simplifyWhiteSpace(); | ||
287 | newName = newName.replace(QRegExp(" "), ""); | ||
288 | bool returnValue = false; | ||
289 | (*currentIface) = QString("iface %1 %2 %3").arg(newName).arg(getInterfaceFamily(returnValue)).arg(getInterfaceMethod(returnValue)); | ||
290 | return !returnValue; | ||
291 | } | ||
292 | |||
293 | /** | ||
294 | * Sets the interface family to newName. | ||
295 | * @param newName the new name of the interface. Must be one of the families | ||
296 | * defined in the interfaces.h file. | ||
297 | * @return bool true if successfull. | ||
298 | */ | ||
299 | bool Interfaces::setInterfaceFamily(QString newName){ | ||
300 | if(currentIface == interfaces.end()) | ||
301 | return false; | ||
302 | if(acceptedFamily.contains(newName)==0) | ||
303 | return false; | ||
304 | bool returnValue = false; | ||
305 | (*currentIface) = QString("iface %1 %2 %3").arg(getInterfaceName(returnValue)).arg(newName).arg(getInterfaceMethod(returnValue)); | ||
306 | return !returnValue; | ||
307 | } | ||
308 | |||
309 | /** | ||
310 | * Sets the interface method to newName | ||
311 | * @param newName the new name of the interface | ||
312 | * @return bool true if successfull. | ||
313 | */ | ||
314 | bool Interfaces::setInterfaceMethod(QString newName){ | ||
315 | if(currentIface == interfaces.end()) | ||
316 | return false; | ||
317 | bool returnValue = false; | ||
318 | (*currentIface) = QString("iface %1 %2 %3").arg(getInterfaceName(returnValue)).arg(getInterfaceFamily(returnValue)).arg(newName); | ||
319 | return !returnValue; | ||
320 | } | ||
321 | |||
322 | /** | ||
323 | * Get a value for an option in the currently selected interface. For example | ||
324 | * calling getInterfaceOption("address") on the following stanza would | ||
325 | * return 192.168.1.1. | ||
326 | * iface eth0 static | ||
327 | * address 192.168.1.1 | ||
328 | * @param option the options to get the value. | ||
329 | * @param error set to true if any error occurs, false otherwise. | ||
330 | * @return QString the options value. QString::null if error == true | ||
331 | */ | ||
332 | QString Interfaces::getInterfaceOption(QString option, bool &error){ | ||
333 | return getOption(currentIface, option, error); | ||
334 | } | ||
335 | |||
336 | /** | ||
337 | * Set a value for an option in the currently selected interface. If option | ||
338 | * doesn't exist then it is added along with the value. | ||
339 | * @param option the options to set the value. | ||
340 | * @param value the value that option should be set to. | ||
341 | * @param error set to true if any error occurs, false otherwise. | ||
342 | * @return QString the options value. QString::null if error == true | ||
343 | */ | ||
344 | bool Interfaces::setInterfaceOption(QString option, QString value){ | ||
345 | return setOption(currentIface, option, value); | ||
346 | } | ||
347 | |||
348 | /** | ||
349 | * Removes a value for an option in the currently selected interface. | ||
350 | * @param option the options to set the value. | ||
351 | * @param value the value that option should be set to. | ||
352 | * @param error set to true if any error occurs, false otherwise. | ||
353 | * @return QString the options value. QString::null if error == true | ||
354 | */ | ||
355 | bool Interfaces::removeInterfaceOption(QString option, QString value){ | ||
356 | return removeOption(currentIface, option, value); | ||
357 | } | ||
358 | |||
359 | /** | ||
360 | * Removes all of the options from the currently selected interface. | ||
361 | * @return bool error if if successfull | ||
362 | */ | ||
363 | bool Interfaces::removeAllInterfaceOptions(){ | ||
364 | return removeAllOptions(currentIface); | ||
365 | } | ||
366 | |||
367 | /** | ||
368 | * Set the current map to interface's map. This needs to be done before you | ||
369 | * can call addMapping(), set/getMap(), and get/setScript(). | ||
370 | * @param interface the name of the interface to set. All whitespace is | ||
371 | * removed from the interface name. | ||
372 | * @return bool true if it is successfull. | ||
373 | */ | ||
374 | bool Interfaces::setMapping(QString interface){ | ||
375 | interface = interface.simplifyWhiteSpace(); | ||
376 | interface = interface.replace(QRegExp(" "), ""); | ||
377 | return setStanza(MAPPING, interface, currentMapping); | ||
378 | } | ||
379 | |||
380 | /** | ||
381 | * Adds a new Mapping to the interfaces file with interfaces. | ||
382 | * @param interface the name(s) of the interfaces to set to this mapping | ||
383 | */ | ||
384 | void Interfaces::addMapping(QString option){ | ||
385 | interfaces.append(""); | ||
386 | interfaces.append(QString(MAPPING " %1").arg(option)); | ||
387 | } | ||
388 | |||
389 | /** | ||
390 | * Remove the currently selected map and all of its options. | ||
391 | * @return bool if successfull or not. | ||
392 | */ | ||
393 | bool Interfaces::removeMapping(){ | ||
394 | if(currentMapping == interfaces.end()) | ||
395 | return false; | ||
396 | (*currentMapping) = ""; | ||
397 | return removeAllOptions(currentMapping); | ||
398 | } | ||
399 | |||
400 | /** | ||
401 | * Set a map option within a mapping. | ||
402 | * @param map map to use | ||
403 | * @param value value to go with map | ||
404 | * @return bool true if it is successfull. | ||
405 | */ | ||
406 | bool Interfaces::setMap(QString map, QString value){ | ||
407 | return setOption(currentMapping, map, value); | ||
408 | } | ||
409 | |||
410 | /** | ||
411 | * Removes a map option within a mapping. | ||
412 | * @param map map to use | ||
413 | * @param value value to go with map | ||
414 | * @return bool true if it is successfull. | ||
415 | */ | ||
416 | bool Interfaces::removeMap(QString map, QString value){ | ||
417 | return removeOption(currentMapping, map, value); | ||
418 | } | ||
419 | |||
420 | /** | ||
421 | * Get a map value within a mapping. | ||
422 | * @param map map to get value of | ||
423 | * @param bool true if it is successfull. | ||
424 | * @return value that goes to the map | ||
425 | */ | ||
426 | QString Interfaces::getMap(QString map, bool &error){ | ||
427 | return getOption(currentMapping, map, error); | ||
428 | } | ||
429 | |||
430 | /** | ||
431 | * Sets a script value of the current mapping to argument. | ||
432 | * @param argument the script name. | ||
433 | * @return true if successfull. | ||
434 | */ | ||
435 | bool Interfaces::setScript(QString argument){ | ||
436 | return setOption(currentMapping, "script", argument); | ||
437 | } | ||
438 | |||
439 | /** | ||
440 | * @param error true if could not retrieve the current script argument. | ||
441 | * @return QString the argument of the script for the current mapping. | ||
442 | */ | ||
443 | QString Interfaces::getScript(bool &error){ | ||
444 | return getOption(currentMapping, "script", error); | ||
445 | } | ||
446 | |||
447 | /** | ||
448 | * Helper function used to parse through the QStringList and put pointers in | ||
449 | * the correct place. | ||
450 | * @param stanza The stanza (auto, iface, mapping) to look for. | ||
451 | * @param option string that must be in the stanza's main line. | ||
452 | * @param interator interator to place at location of stanza if successfull. | ||
453 | * @return bool true if the stanza is found. | ||
454 | */ | ||
455 | bool Interfaces::setStanza(QString stanza, QString option, QStringList::Iterator &iterator){ | ||
456 | bool found = false; | ||
457 | iterator = interfaces.end(); | ||
458 | for ( QStringList::Iterator it = interfaces.begin(); it != interfaces.end(); ++it ) { | ||
459 | QString line = (*it).simplifyWhiteSpace(); | ||
460 | if(line.contains(stanza) && line.contains(option) && line.at(0) != '#'){ | ||
461 | uint point = line.find(option); | ||
462 | bool valid = true; | ||
463 | if(point > 0){ | ||
464 | // There are more chars in the line. check +1 | ||
465 | if(line.at(point-1) != ' ') | ||
466 | valid = false; | ||
467 | } | ||
468 | point += option.length(); | ||
469 | if(point < line.length()-1){ | ||
470 | // There are more chars in the line. check -1 | ||
471 | if(line.at(point) != ' ') | ||
472 | valid = false; | ||
473 | } | ||
474 | if(valid){ | ||
475 | if(found == true){ | ||
476 | qDebug(QString("Interfaces: Found multiple stanza's for search: %1 %2").arg(stanza).arg(option).latin1()); | ||
477 | } | ||
478 | found = true; | ||
479 | iterator = it; | ||
480 | } | ||
481 | } | ||
482 | } | ||
483 | return found; | ||
484 | } | ||
485 | |||
486 | /** | ||
487 | * Sets a value of an option in a stanza | ||
488 | * @param start the start of the stanza | ||
489 | * @param option the option to use when setting value. | ||
490 | * @return bool true if successfull, false otherwise. | ||
491 | */ | ||
492 | bool Interfaces::setOption(QStringList::Iterator start, QString option, QString value){ | ||
493 | if(start == interfaces.end()) | ||
494 | return false; | ||
495 | |||
496 | bool found = false; | ||
497 | for ( QStringList::Iterator it = start; it != interfaces.end(); ++it ) { | ||
498 | if(((*it).contains(IFACE) || (*it).contains(MAPPING) || (*it).contains(AUTO)) && it != start){ | ||
499 | if(!found && value != ""){ | ||
500 | // Got to the end of the stanza without finding it, so append it. | ||
501 | interfaces.insert(--it, QString("\t%1 %2").arg(option).arg(value)); | ||
502 | } | ||
503 | found = true; | ||
504 | break; | ||
505 | } | ||
506 | if((*it).contains(option) && it != start && (*it).at(0) != '#'){ | ||
507 | // Found it in stanza so replace it. | ||
508 | if(found) | ||
509 | qDebug(QString("Interfaces: Set Options found more then one value for option: %1 in stanza: %1").arg(option).arg((*start)).latin1()); | ||
510 | found = true; | ||
511 | (*it) = QString("\t%1 %2").arg(option).arg(value); | ||
512 | } | ||
513 | } | ||
514 | if(!found){ | ||
515 | QStringList::Iterator p = start; | ||
516 | interfaces.insert(++p, QString("\t%1 %2").arg(option).arg(value)); | ||
517 | found = true; | ||
518 | } | ||
519 | return found; | ||
520 | } | ||
521 | /** | ||
522 | * Removes a option in a stanza | ||
523 | * @param start the start of the stanza | ||
524 | * @param option the option to use when setting value. | ||
525 | * @return bool true if successfull, false otherwise. | ||
526 | */ | ||
527 | bool Interfaces::removeOption(QStringList::Iterator start, QString option, QString value){ | ||
528 | if(start == interfaces.end()) | ||
529 | return false; | ||
530 | |||
531 | bool found = false; | ||
532 | for ( QStringList::Iterator it = start; it != interfaces.end(); ++it ) { | ||
533 | if(((*it).contains(IFACE) || (*it).contains(MAPPING) || (*it).contains(AUTO)) && it != start){ | ||
534 | // got to the end without finding it | ||
535 | break; | ||
536 | } | ||
537 | if((*it).contains(option) && (*it).contains(value) && it != start && (*it).at(0) != '#'){ | ||
538 | // Found it in stanza so replace it. | ||
539 | if(found) | ||
540 | qDebug(QString("Interfaces: Set Options found more then one value for option: %1 in stanza: %1").arg(option).arg((*start)).latin1()); | ||
541 | found = true; | ||
542 | (*it) = ""; | ||
543 | } | ||
544 | } | ||
545 | return found; | ||
546 | } | ||
547 | |||
548 | /** | ||
549 | * Removes all options in a stanza | ||
550 | * @param start the start of the stanza | ||
551 | * @return bool true if successfull, false otherwise. | ||
552 | */ | ||
553 | bool Interfaces::removeAllOptions(QStringList::Iterator start){ | ||
554 | if(start == interfaces.end()) | ||
555 | return false; | ||
556 | |||
557 | QStringList::Iterator it = start; | ||
558 | it = ++it; | ||
559 | for (it; it != interfaces.end(); ++it ) { | ||
560 | if(((*it).contains(IFACE) || (*it).contains(MAPPING) || (*it).contains(AUTO)) && it != start){ | ||
561 | break; | ||
562 | } | ||
563 | it = interfaces.remove(it); | ||
564 | it = --it; | ||
565 | } | ||
566 | // Leave a space between this interface and the next. | ||
567 | interfaces.insert(it, QString("")); | ||
568 | return true; | ||
569 | } | ||
570 | |||
571 | /** | ||
572 | * Gets a value of an option in a stanza | ||
573 | * @param start the start of the stanza | ||
574 | * @param option the option to use when getting the value. | ||
575 | * @param bool true if errors false otherwise. | ||
576 | * @return QString the value of option QString::null() if error == true. | ||
577 | */ | ||
578 | QString Interfaces::getOption(QStringList::Iterator start, QString option, bool &error){ | ||
579 | if(start == interfaces.end()){ | ||
580 | error = false; | ||
581 | return QString(); | ||
582 | } | ||
583 | |||
584 | QString value; | ||
585 | bool found = false; | ||
586 | for ( QStringList::Iterator it = start; it != interfaces.end(); ++it ) { | ||
587 | if(((*it).contains(IFACE) || (*it).contains(MAPPING) || (*it).contains(AUTO)) && it != start){ | ||
588 | break; | ||
589 | } | ||
590 | if((*it).contains(option) && (*it).at(0) != '#'){ | ||
591 | if(found) | ||
592 | qDebug(QString("Interfaces: Get Options found more then one value: %1 for option: %2 in stanza %3").arg((*it)).arg(option).arg((*start)).latin1()); | ||
593 | found = true; | ||
594 | QString line = (*it).simplifyWhiteSpace(); | ||
595 | int space = line.find(" ", option.length()); | ||
596 | if(space != -1) | ||
597 | value = line.mid(space+1, line.length()); | ||
598 | else | ||
599 | qDebug(QString("Interfaces: Option %1 with no value").arg(option).latin1()); | ||
600 | } | ||
601 | } | ||
602 | error = !found; | ||
603 | return value; | ||
604 | } | ||
605 | |||
606 | /** | ||
607 | * Write out the interfaces file to the file passed into the constructor. | ||
608 | * Removes any excess blank lines over 1 line long. | ||
609 | * @return bool true if successfull, false if not. | ||
610 | */ | ||
611 | bool Interfaces::write(){ | ||
612 | QFile::remove(interfacesFile); | ||
613 | QFile file(interfacesFile); | ||
614 | |||
615 | if (!file.open(IO_ReadWrite)){ | ||
616 | qDebug(QString("Interfaces: Can't open file: %1 for writing.").arg(interfacesFile).latin1()); | ||
617 | return false; | ||
618 | } | ||
619 | QTextStream stream( &file ); | ||
620 | int whiteSpaceCount = 0; | ||
621 | for ( QStringList::Iterator it = interfaces.begin(); it != interfaces.end(); ++it ) { | ||
622 | QString line = (*it).simplifyWhiteSpace(); | ||
623 | line = line.replace(QRegExp(" "),""); | ||
624 | if(line.length() == 0) | ||
625 | whiteSpaceCount++; | ||
626 | else | ||
627 | whiteSpaceCount = 0; | ||
628 | if(whiteSpaceCount < 2){ | ||
629 | qDebug((*it).latin1()); | ||
630 | stream << (*it) << '\n'; | ||
631 | } | ||
632 | } | ||
633 | file.close(); | ||
634 | return true; | ||
635 | } | ||
636 | |||
637 | // interfaces.cpp | ||
638 | |||