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Diffstat (limited to 'src/hdsensorslist.cpp')
| -rw-r--r-- | src/hdsensorslist.cpp | 224 |
1 files changed, 224 insertions, 0 deletions
diff --git a/src/hdsensorslist.cpp b/src/hdsensorslist.cpp new file mode 100644 index 0000000..3f9c704 --- /dev/null +++ b/src/hdsensorslist.cpp @@ -0,0 +1,224 @@ +/*************************************************************************** + hdsensorslist.cpp - description + ------------------- + begin : vie abr 26 2002 + copyright : (C) 2002 by Miguel Novas + email : [email protected] + ***************************************************************************/ + +/*************************************************************************** + * * + * 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. * + * * + ***************************************************************************/ + +#include <stdio.h> +#include <string.h> +#include <unistd.h> +#include <dirent.h> +#include <sys/types.h> +#include <stdlib.h> +#include <qstringlist.h> +#include <klocale.h> +#include <regex.h> + +#include "sensor.h" +#include "hdsensorslist.h" + + +HDSensorsList::HDSensorsList(QObject *parent, const char * name): SensorsList(parent,name) +{ + process= 0; + + setDescription( QString(i18n("Hard Disks")) ); + + setClass(Sensor::hdSensor); + + readConfig(); + + if(!isHddTempInstalled()) return; + + QStringList disks; + if(!getDisks(disks)) return; + + ProcessExec proc; + proc << "hddtemp" << "-q"; + for(QStringList::Iterator it = disks.begin(); it != disks.end(); ++it ) { + proc << *it; + } + + if(proc.runAndWait()) { + double value; + QString str; + for(QStringList::Iterator it = disks.begin(); it != disks.end(); ++it ) { + if(getDiskInfo(proc.getStdoutData(),*it,str,value)) { + Sensor *sensor= new Sensor(this); + sensor->setType(Sensor::lmTemp); + sensor->setName(*it); + sensor->setDescription(str); + sensor->setValueMax (40 , Sensor::dgCelsius); + sensor->setValueMin ( 0 , Sensor::dgCelsius); + sensor->setValueIdeal(value, Sensor::dgCelsius); + sensor->setValue (value, Sensor::dgCelsius); + sensor->readConfig(); + } + } + } +} + +HDSensorsList::~HDSensorsList() +{ + delete process; +} + +//************* + +void HDSensorsList::updateSensors() +{ + if(process) return; + + QObjectList *list= (QObjectList *)children(); + if(!list) return; + + QStringList params; + for(Sensor *obj= (Sensor *)list->first(); obj!=0; obj= (Sensor *)list->next()) + if(obj->monitorized()) + params << obj->name(); + + if(params.count()>0) { + process= new ProcessExec; +#if ( KDE_VERSION_MAJOR >= 3 ) + *process << "hddtemp" << "-q" << params; +#else + *process << "hddtemp" << "-q"; + for (QStringList::Iterator it= params.begin(); it!=params.end(); ++it) + *process << *it; +#endif + connect( process, SIGNAL(processExited(KProcess *)), this, SLOT(slotProcessExited(KProcess *)) ); + process->run(); + } +} + + +void HDSensorsList::slotProcessExited(KProcess *) +{ + QObjectList *list= (QObjectList *)children(); + + if(!list) return; + + char *buf= process->getStdoutData(); + + if( process->outputErrors() ) { + qWarning("HddTemp Error:\n%s", buf); + } + + char *ptr; + regex_t *preg; + regmatch_t pmatch[1]; + preg = (regex_t*) malloc(sizeof(regex_t)); + regcomp(preg, ": [0-9]\\+.*C$", REG_NEWLINE); + + for(Sensor *obj= (Sensor *)list->first(); obj!=0; obj= (Sensor *)list->next()) { + buf= strstr(buf,obj->name()); + if(!buf) break; + if (regexec(preg, buf, 1, pmatch, 0) == 0) + { + ptr = buf + pmatch[0].rm_so + 2; + buf += pmatch[0].rm_eo; + obj->setValue(atof(ptr), Sensor::dgCelsius); + } + } + regfree(preg); + free(preg); + + delete process; + process= 0; +} + +// *************** Static methods + + +bool HDSensorsList::getDiskInfo(const char *buf, QString disk, QString &name, double &value) +{ + regex_t *preg; + regmatch_t pmatch[1]; + preg = (regex_t*) malloc(sizeof(regex_t)); + + // Take disk model + char reg_string[30]; + snprintf(reg_string, sizeof(reg_string), "%s: .*: [0-9]", disk.latin1()); + regcomp(preg, reg_string, REG_NEWLINE); + if (regexec(preg, buf, 1, pmatch, 0) == 0) + { + name=""; + pmatch[0].rm_eo -= 3; + pmatch[0].rm_so += 10; + buf += pmatch[0].rm_so; + while (pmatch[0].rm_so < pmatch[0].rm_eo) + { + name += *buf; + buf++; + pmatch[0].rm_so++; + } + regfree(preg); + name= name.stripWhiteSpace(); + if( name.length()>40 ) name= disk; + } + else + { + regfree(preg); + free(preg); + return false; + } + + // Take disk temperature + regcomp(preg, ": [0-9]\\+.*C$", REG_NEWLINE); + if (regexec(preg, buf, 1, pmatch, 0) == 0) + { + value= atof(buf + pmatch[0].rm_so + 2); + regfree(preg); + free(preg); + } + else + { + regfree(preg); + free(preg); + return false; + } + return true; +} + + +bool HDSensorsList::isHddTempInstalled() +{ +ProcessExec proc; + + proc << "hddtemp" ; + if(proc.runAndWait()) { + if(strstr(proc.getStdoutData(),"ERROR")==0) return true; + qWarning("HddTemp Error:\n%s", proc.getStdoutData()); + } + return false; +} + +bool HDSensorsList::getDisks(QStringList &disks ) +{ + DIR *dir= opendir("/proc/ide"); + if(!dir) return false; + QString str; + struct dirent *ptr; + while((ptr= readdir(dir))) { + if(ptr->d_name[0]=='h' && ptr->d_name[1]=='d') { + str.sprintf("/dev/hd%c",ptr->d_name[2]); + disks << str; + } + } + closedir(dir); + return true; +} + +// *************** + |