author | paule <paule> | 2007-02-07 10:14:11 (UTC) |
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committer | paule <paule> | 2007-02-07 10:14:11 (UTC) |
commit | d7a838e0f4352522fb2c12feea58129b16e76b89 (patch) (side-by-side diff) | |
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) (ignore 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 @@ -1,96 +1,101 @@ /* Opie-Remote. emulates remote controls on an iPaq (and maybe a Zaurus) in Opie. Copyright (C) 2007 Paul Eggleton & Thomas Stephens This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program 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 General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <stdio.h> #include <stdlib.h> #include <string.h> #include <sys/socket.h> #include <sys/types.h> #include <unistd.h> #include <errno.h> #include <qstring.h> #include <qmessagebox.h> #include <qobject.h> +#include <qtextstream.h> #include <opie2/oprocess.h> #include <qpe/qcopenvelope_qws.h> #include "lirchandler.h" #define PACKET_SIZE 256 #define TIMEOUT 3 #define LIRCD_SOCKET "/dev/lircd" #define LIRCD_SERVICECMD "/etc/init.d/lircd" +#define LIRCD_CONF "/etc/lircd.conf" using namespace Opie::Core; LircHandler::LircHandler(void) { fd = 0; addr.sun_family=AF_UNIX; strcpy(addr.sun_path, LIRCD_SOCKET); } bool LircHandler::connectLirc(void) { + if(!checkLircdConfValid(false)) + return false; + fd = socket(AF_UNIX, SOCK_STREAM, 0); if(fd == -1) { QMessageBox mb(QObject::tr("Error"), QObject::tr("Unable to create socket"), QMessageBox::Critical, QMessageBox::Ok, QMessageBox::NoButton, QMessageBox::NoButton); mb.exec(); perror("LircHandler::connectLirc"); return false; } if(::connect(fd,(struct sockaddr *) &addr, sizeof(addr) ) == -1) { QMessageBox mb(QObject::tr("Error"), QObject::tr("Could not connect to lircd"), QMessageBox::Critical, QMessageBox::Ok, QMessageBox::NoButton, QMessageBox::NoButton); mb.exec(); perror("LircHandler::connectLirc"); return false; } return true; } //this function was ripped for rc.c in xrc, it is available here: http://www.lirc.org/software.html const char *LircHandler::readPacket() { static char buffer[PACKET_SIZE+1]=""; char *end; static int ptr=0; ssize_t ret; int timeout = 0; if(ptr>0) { memmove(buffer,buffer+ptr,strlen(buffer+ptr)+1); ptr=strlen(buffer); end=strchr(buffer,'\n'); } else { end=NULL; @@ -224,70 +229,231 @@ QStringList LircHandler::getButtons(const char *remoteName) return list; } int LircHandler::sendIR(const char *lircaction) { const char *read_buffer; bool done=false; if(connectLirc()) { printf("fd2: %d\n", fd); printf("%s", lircaction); printf("1\n"); printf("%d\n", write(fd, lircaction, strlen(lircaction) ) ); printf("2\n"); while(!done) { read_buffer=readPacket(); printf("%s\n", read_buffer); if(strcasecmp(read_buffer, "END") == 0) { printf("done reading packet\n"); done=true; } } ::close(fd); return 1; } else return 0; } bool LircHandler::startLircd(void) { return (system(LIRCD_SERVICECMD " start") == 0); } bool LircHandler::stopLircd(void) { return (system(LIRCD_SERVICECMD " stop") == 0); } bool LircHandler::isLircdRunning(void) { return (OProcess::processPID("lircd") != 0); } +void LircHandler::reloadLircdConf(void) +{ + int pid = OProcess::processPID("lircd"); + if(pid > -1) + kill(pid, SIGHUP); + else + startLircd(); +} + bool LircHandler::setupModules(void) { // Remove IrDA modules which get in the way system("rmmod ircomm-tty ircomm"); // Load LIRC device driver system("modprobe lirc_sir"); return true; } bool LircHandler::cleanupModules(void) { // Unload LIRC device driver system("rmmod lirc_sir"); // Load IrDA drivers back in system("modprobe ircomm-tty"); return true; } void LircHandler::disableIrDA(void) { QCopEnvelope e("QPE/IrDaApplet", "disableIrda()"); } + +void LircHandler::mergeRemoteConfig(const QString &newconfig) +{ + QStringList contents; + QStringList newcontents; + QFile conf(LIRCD_CONF); + QFile newconf(newconfig); + + readFromFile(conf, contents); + readFromFile(newconf, newcontents); + contents += newcontents; + + writeToFile(conf, contents); +} + +void LircHandler::removeRemote(const QString &remotetodelete) +{ + QStringList contents; + QFile conf(LIRCD_CONF); + bool found = false; + bool inremote = false; + QString remotename(""); + int lineidx = 0; + int startidx = 0; + int lastendidx = 0; + + readFromFile(conf, contents); + + for (QStringList::Iterator it = contents.begin(); it != contents.end(); ++it ) { + QString line = (*it).stripWhiteSpace(); + if(line == "begin remote") { + startidx = lastendidx; + inremote = true; + } + else if(line == "end remote") { + lastendidx = lineidx + 1; + if(remotename == remotetodelete) { + found = true; + break; + } + inremote = false; + } + else if(inremote && line.left(4) == "name") { + remotename = line.mid(4).stripWhiteSpace(); + } + lineidx++; + } + + if(found) { + // Remove the remote and any preceding lines (most likely associated comments) + int linecount = lastendidx - startidx; + QStringList::Iterator it = contents.at(startidx); + for (int i = 0; i < linecount; i++ ) { + it = contents.remove(it); + } + + // Check if there is at least one remote still defined + found = false; + for (it = contents.begin(); it != contents.end(); ++it ) { + QString line = (*it).stripWhiteSpace(); + if(line == "begin remote") { + found = true; + break; + } + } + + if(found) + writeToFile(conf, contents); + else + conf.remove(); + } +} + +bool LircHandler::checkRemoteExists(const QString &remote) +{ + QStringList contents; + QFile conf(LIRCD_CONF); + bool inremote = false; + + readFromFile(conf, contents); + + for (QStringList::Iterator it = contents.begin(); it != contents.end(); ++it ) { + QString line = (*it).stripWhiteSpace(); + if(line == "begin remote") { + inremote = true; + } + else if(line == "end remote") { + inremote = false; + } + else if(inremote && line.left(4) == "name") { + QString rname = line.mid(4).stripWhiteSpace(); + if(rname == remote) + return true; + } + } + return false; +} + +bool LircHandler::checkLircdConfValid(bool silent) +{ + QStringList contents; + QFile conf(LIRCD_CONF); + bool inremote = false; + + if(conf.exists()) { + readFromFile(conf, contents); + + for (QStringList::Iterator it = contents.begin(); it != contents.end(); ++it ) { + QString line = (*it).stripWhiteSpace(); + if(line == "begin remote") { + inremote = true; + } + else if(line == "end remote") { + if(inremote) + return true; + } + } + } + + if(!silent) { + QMessageBox::information(NULL, QObject::tr("No remote"), + QObject::tr("No remotes have been learned.\nPlease go to the Learn tab\nand learn a remote."), + QMessageBox::Ok, QMessageBox::NoButton); + } + + return false; +} + +bool LircHandler::readFromFile(QFile &file, QStringList &strlist) +{ + if(file.open(IO_ReadOnly)) { + QTextStream in(&file); + + strlist = QStringList::split('\n', in.read(), true); + file.close(); + if(strlist.count() > 0) + strlist.remove(strlist.at(strlist.count() - 1)); // remove extra blank line + } + return true; +} + +bool LircHandler::writeToFile(QFile &file, QStringList &strlist) +{ + if(file.open(IO_WriteOnly | IO_Truncate)) { + QTextStream out(&file); + for (QStringList::Iterator it = strlist.begin(); it != strlist.end(); ++it ) { + out << (*it) << "\n"; + } + file.close(); + } + return true; +} |