author | paule <paule> | 2007-02-07 10:14:11 (UTC) |
---|---|---|
committer | paule <paule> | 2007-02-07 10:14:11 (UTC) |
commit | d7a838e0f4352522fb2c12feea58129b16e76b89 (patch) (unidiff) | |
tree | 54a293a13b7bcf1d51869857c4350abcf3af06b1 /noncore/tools/remote/lirchandler.cpp | |
parent | 97b2152a21890f05a2217dddfcba6c820c00aa24 (diff) | |
download | opie-d7a838e0f4352522fb2c12feea58129b16e76b89.zip opie-d7a838e0f4352522fb2c12feea58129b16e76b89.tar.gz opie-d7a838e0f4352522fb2c12feea58129b16e76b89.tar.bz2 |
Add functions for handling /etc/lircd.conf; do basic check of /etc/lircd.conf before attempting to commit in order to avoid timeouts
Diffstat (limited to 'noncore/tools/remote/lirchandler.cpp') (more/less context) (show whitespace changes)
-rw-r--r-- | noncore/tools/remote/lirchandler.cpp | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/noncore/tools/remote/lirchandler.cpp b/noncore/tools/remote/lirchandler.cpp index ec1e275..6022573 100644 --- a/noncore/tools/remote/lirchandler.cpp +++ b/noncore/tools/remote/lirchandler.cpp | |||
@@ -4,69 +4,74 @@ Copyright (C) 2007 Paul Eggleton & Thomas Stephens | |||
4 | 4 | ||
5 | This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public | 5 | This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public |
6 | License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later | 6 | License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later |
7 | version. | 7 | version. |
8 | 8 | ||
9 | This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the | 9 | This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the |
10 | implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General | 10 | implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General |
11 | Public License for more details. | 11 | Public License for more details. |
12 | 12 | ||
13 | You should have received a copy of the GNU General Public License along with this program; if not, write to the Free | 13 | You should have received a copy of the GNU General Public License along with this program; if not, write to the Free |
14 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | 14 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
15 | */ | 15 | */ |
16 | 16 | ||
17 | #include <stdio.h> | 17 | #include <stdio.h> |
18 | #include <stdlib.h> | 18 | #include <stdlib.h> |
19 | #include <string.h> | 19 | #include <string.h> |
20 | #include <sys/socket.h> | 20 | #include <sys/socket.h> |
21 | #include <sys/types.h> | 21 | #include <sys/types.h> |
22 | #include <unistd.h> | 22 | #include <unistd.h> |
23 | #include <errno.h> | 23 | #include <errno.h> |
24 | 24 | ||
25 | #include <qstring.h> | 25 | #include <qstring.h> |
26 | #include <qmessagebox.h> | 26 | #include <qmessagebox.h> |
27 | #include <qobject.h> | 27 | #include <qobject.h> |
28 | #include <qtextstream.h> | ||
28 | #include <opie2/oprocess.h> | 29 | #include <opie2/oprocess.h> |
29 | #include <qpe/qcopenvelope_qws.h> | 30 | #include <qpe/qcopenvelope_qws.h> |
30 | 31 | ||
31 | #include "lirchandler.h" | 32 | #include "lirchandler.h" |
32 | 33 | ||
33 | #define PACKET_SIZE 256 | 34 | #define PACKET_SIZE 256 |
34 | #define TIMEOUT 3 | 35 | #define TIMEOUT 3 |
35 | #define LIRCD_SOCKET "/dev/lircd" | 36 | #define LIRCD_SOCKET "/dev/lircd" |
36 | #define LIRCD_SERVICECMD "/etc/init.d/lircd" | 37 | #define LIRCD_SERVICECMD "/etc/init.d/lircd" |
38 | #define LIRCD_CONF "/etc/lircd.conf" | ||
37 | 39 | ||
38 | using namespace Opie::Core; | 40 | using namespace Opie::Core; |
39 | 41 | ||
40 | LircHandler::LircHandler(void) | 42 | LircHandler::LircHandler(void) |
41 | { | 43 | { |
42 | fd = 0; | 44 | fd = 0; |
43 | addr.sun_family=AF_UNIX; | 45 | addr.sun_family=AF_UNIX; |
44 | strcpy(addr.sun_path, LIRCD_SOCKET); | 46 | strcpy(addr.sun_path, LIRCD_SOCKET); |
45 | } | 47 | } |
46 | 48 | ||
47 | bool LircHandler::connectLirc(void) | 49 | bool LircHandler::connectLirc(void) |
48 | { | 50 | { |
51 | if(!checkLircdConfValid(false)) | ||
52 | return false; | ||
53 | |||
49 | fd = socket(AF_UNIX, SOCK_STREAM, 0); | 54 | fd = socket(AF_UNIX, SOCK_STREAM, 0); |
50 | if(fd == -1) | 55 | if(fd == -1) |
51 | { | 56 | { |
52 | QMessageBox mb(QObject::tr("Error"), | 57 | QMessageBox mb(QObject::tr("Error"), |
53 | QObject::tr("Unable to create socket"), | 58 | QObject::tr("Unable to create socket"), |
54 | QMessageBox::Critical, | 59 | QMessageBox::Critical, |
55 | QMessageBox::Ok, | 60 | QMessageBox::Ok, |
56 | QMessageBox::NoButton, | 61 | QMessageBox::NoButton, |
57 | QMessageBox::NoButton); | 62 | QMessageBox::NoButton); |
58 | mb.exec(); | 63 | mb.exec(); |
59 | perror("LircHandler::connectLirc"); | 64 | perror("LircHandler::connectLirc"); |
60 | return false; | 65 | return false; |
61 | } | 66 | } |
62 | 67 | ||
63 | if(::connect(fd,(struct sockaddr *) &addr, sizeof(addr) ) == -1) | 68 | if(::connect(fd,(struct sockaddr *) &addr, sizeof(addr) ) == -1) |
64 | { | 69 | { |
65 | QMessageBox mb(QObject::tr("Error"), | 70 | QMessageBox mb(QObject::tr("Error"), |
66 | QObject::tr("Could not connect to lircd"), | 71 | QObject::tr("Could not connect to lircd"), |
67 | QMessageBox::Critical, | 72 | QMessageBox::Critical, |
68 | QMessageBox::Ok, | 73 | QMessageBox::Ok, |
69 | QMessageBox::NoButton, | 74 | QMessageBox::NoButton, |
70 | QMessageBox::NoButton); | 75 | QMessageBox::NoButton); |
71 | mb.exec(); | 76 | mb.exec(); |
72 | perror("LircHandler::connectLirc"); | 77 | perror("LircHandler::connectLirc"); |
@@ -248,46 +253,207 @@ int LircHandler::sendIR(const char *lircaction) | |||
248 | } | 253 | } |
249 | } | 254 | } |
250 | ::close(fd); | 255 | ::close(fd); |
251 | return 1; | 256 | return 1; |
252 | } | 257 | } |
253 | else | 258 | else |
254 | return 0; | 259 | return 0; |
255 | } | 260 | } |
256 | 261 | ||
257 | bool LircHandler::startLircd(void) | 262 | bool LircHandler::startLircd(void) |
258 | { | 263 | { |
259 | return (system(LIRCD_SERVICECMD " start") == 0); | 264 | return (system(LIRCD_SERVICECMD " start") == 0); |
260 | } | 265 | } |
261 | 266 | ||
262 | bool LircHandler::stopLircd(void) | 267 | bool LircHandler::stopLircd(void) |
263 | { | 268 | { |
264 | return (system(LIRCD_SERVICECMD " stop") == 0); | 269 | return (system(LIRCD_SERVICECMD " stop") == 0); |
265 | } | 270 | } |
266 | 271 | ||
267 | bool LircHandler::isLircdRunning(void) | 272 | bool LircHandler::isLircdRunning(void) |
268 | { | 273 | { |
269 | return (OProcess::processPID("lircd") != 0); | 274 | return (OProcess::processPID("lircd") != 0); |
270 | } | 275 | } |
271 | 276 | ||
277 | void LircHandler::reloadLircdConf(void) | ||
278 | { | ||
279 | int pid = OProcess::processPID("lircd"); | ||
280 | if(pid > -1) | ||
281 | kill(pid, SIGHUP); | ||
282 | else | ||
283 | startLircd(); | ||
284 | } | ||
285 | |||
272 | bool LircHandler::setupModules(void) | 286 | bool LircHandler::setupModules(void) |
273 | { | 287 | { |
274 | // Remove IrDA modules which get in the way | 288 | // Remove IrDA modules which get in the way |
275 | system("rmmod ircomm-tty ircomm"); | 289 | system("rmmod ircomm-tty ircomm"); |
276 | // Load LIRC device driver | 290 | // Load LIRC device driver |
277 | system("modprobe lirc_sir"); | 291 | system("modprobe lirc_sir"); |
278 | return true; | 292 | return true; |
279 | } | 293 | } |
280 | 294 | ||
281 | bool LircHandler::cleanupModules(void) | 295 | bool LircHandler::cleanupModules(void) |
282 | { | 296 | { |
283 | // Unload LIRC device driver | 297 | // Unload LIRC device driver |
284 | system("rmmod lirc_sir"); | 298 | system("rmmod lirc_sir"); |
285 | // Load IrDA drivers back in | 299 | // Load IrDA drivers back in |
286 | system("modprobe ircomm-tty"); | 300 | system("modprobe ircomm-tty"); |
287 | return true; | 301 | return true; |
288 | } | 302 | } |
289 | 303 | ||
290 | void LircHandler::disableIrDA(void) | 304 | void LircHandler::disableIrDA(void) |
291 | { | 305 | { |
292 | QCopEnvelope e("QPE/IrDaApplet", "disableIrda()"); | 306 | QCopEnvelope e("QPE/IrDaApplet", "disableIrda()"); |
293 | } | 307 | } |
308 | |||
309 | void LircHandler::mergeRemoteConfig(const QString &newconfig) | ||
310 | { | ||
311 | QStringList contents; | ||
312 | QStringList newcontents; | ||
313 | QFile conf(LIRCD_CONF); | ||
314 | QFile newconf(newconfig); | ||
315 | |||
316 | readFromFile(conf, contents); | ||
317 | readFromFile(newconf, newcontents); | ||
318 | contents += newcontents; | ||
319 | |||
320 | writeToFile(conf, contents); | ||
321 | } | ||
322 | |||
323 | void LircHandler::removeRemote(const QString &remotetodelete) | ||
324 | { | ||
325 | QStringList contents; | ||
326 | QFile conf(LIRCD_CONF); | ||
327 | bool found = false; | ||
328 | bool inremote = false; | ||
329 | QString remotename(""); | ||
330 | int lineidx = 0; | ||
331 | int startidx = 0; | ||
332 | int lastendidx = 0; | ||
333 | |||
334 | readFromFile(conf, contents); | ||
335 | |||
336 | for (QStringList::Iterator it = contents.begin(); it != contents.end(); ++it ) { | ||
337 | QString line = (*it).stripWhiteSpace(); | ||
338 | if(line == "begin remote") { | ||
339 | startidx = lastendidx; | ||
340 | inremote = true; | ||
341 | } | ||
342 | else if(line == "end remote") { | ||
343 | lastendidx = lineidx + 1; | ||
344 | if(remotename == remotetodelete) { | ||
345 | found = true; | ||
346 | break; | ||
347 | } | ||
348 | inremote = false; | ||
349 | } | ||
350 | else if(inremote && line.left(4) == "name") { | ||
351 | remotename = line.mid(4).stripWhiteSpace(); | ||
352 | } | ||
353 | lineidx++; | ||
354 | } | ||
355 | |||
356 | if(found) { | ||
357 | // Remove the remote and any preceding lines (most likely associated comments) | ||
358 | int linecount = lastendidx - startidx; | ||
359 | QStringList::Iterator it = contents.at(startidx); | ||
360 | for (int i = 0; i < linecount; i++ ) { | ||
361 | it = contents.remove(it); | ||
362 | } | ||
363 | |||
364 | // Check if there is at least one remote still defined | ||
365 | found = false; | ||
366 | for (it = contents.begin(); it != contents.end(); ++it ) { | ||
367 | QString line = (*it).stripWhiteSpace(); | ||
368 | if(line == "begin remote") { | ||
369 | found = true; | ||
370 | break; | ||
371 | } | ||
372 | } | ||
373 | |||
374 | if(found) | ||
375 | writeToFile(conf, contents); | ||
376 | else | ||
377 | conf.remove(); | ||
378 | } | ||
379 | } | ||
380 | |||
381 | bool LircHandler::checkRemoteExists(const QString &remote) | ||
382 | { | ||
383 | QStringList contents; | ||
384 | QFile conf(LIRCD_CONF); | ||
385 | bool inremote = false; | ||
386 | |||
387 | readFromFile(conf, contents); | ||
388 | |||
389 | for (QStringList::Iterator it = contents.begin(); it != contents.end(); ++it ) { | ||
390 | QString line = (*it).stripWhiteSpace(); | ||
391 | if(line == "begin remote") { | ||
392 | inremote = true; | ||
393 | } | ||
394 | else if(line == "end remote") { | ||
395 | inremote = false; | ||
396 | } | ||
397 | else if(inremote && line.left(4) == "name") { | ||
398 | QString rname = line.mid(4).stripWhiteSpace(); | ||
399 | if(rname == remote) | ||
400 | return true; | ||
401 | } | ||
402 | } | ||
403 | return false; | ||
404 | } | ||
405 | |||
406 | bool LircHandler::checkLircdConfValid(bool silent) | ||
407 | { | ||
408 | QStringList contents; | ||
409 | QFile conf(LIRCD_CONF); | ||
410 | bool inremote = false; | ||
411 | |||
412 | if(conf.exists()) { | ||
413 | readFromFile(conf, contents); | ||
414 | |||
415 | for (QStringList::Iterator it = contents.begin(); it != contents.end(); ++it ) { | ||
416 | QString line = (*it).stripWhiteSpace(); | ||
417 | if(line == "begin remote") { | ||
418 | inremote = true; | ||
419 | } | ||
420 | else if(line == "end remote") { | ||
421 | if(inremote) | ||
422 | return true; | ||
423 | } | ||
424 | } | ||
425 | } | ||
426 | |||
427 | if(!silent) { | ||
428 | QMessageBox::information(NULL, QObject::tr("No remote"), | ||
429 | QObject::tr("No remotes have been learned.\nPlease go to the Learn tab\nand learn a remote."), | ||
430 | QMessageBox::Ok, QMessageBox::NoButton); | ||
431 | } | ||
432 | |||
433 | return false; | ||
434 | } | ||
435 | |||
436 | bool LircHandler::readFromFile(QFile &file, QStringList &strlist) | ||
437 | { | ||
438 | if(file.open(IO_ReadOnly)) { | ||
439 | QTextStream in(&file); | ||
440 | |||
441 | strlist = QStringList::split('\n', in.read(), true); | ||
442 | file.close(); | ||
443 | if(strlist.count() > 0) | ||
444 | strlist.remove(strlist.at(strlist.count() - 1)); // remove extra blank line | ||
445 | } | ||
446 | return true; | ||
447 | } | ||
448 | |||
449 | bool LircHandler::writeToFile(QFile &file, QStringList &strlist) | ||
450 | { | ||
451 | if(file.open(IO_WriteOnly | IO_Truncate)) { | ||
452 | QTextStream out(&file); | ||
453 | for (QStringList::Iterator it = strlist.begin(); it != strlist.end(); ++it ) { | ||
454 | out << (*it) << "\n"; | ||
455 | } | ||
456 | file.close(); | ||
457 | } | ||
458 | return true; | ||
459 | } | ||