diff --git a/daemon/src/conference.h b/daemon/src/conference.h
index 102d7d8e9eca976ab0afda4a1d7ef0ebbe829904..f4f1993095ec2ab64d878a26355e31c0b59b0032 100644
--- a/daemon/src/conference.h
+++ b/daemon/src/conference.h
@@ -37,7 +37,7 @@
 
 typedef std::set<std::string> ParticipantSet;
 
-class Conference: public Recordable {
+class Conference : public Recordable {
     public:
         enum ConferenceState {ACTIVE_ATTACHED, ACTIVE_DETACHED, ACTIVE_ATTACHED_REC, ACTIVE_DETACHED_REC, HOLD, HOLD_REC};
 
diff --git a/daemon/src/eventthread.h b/daemon/src/eventthread.h
index b854a37f870d87492b6479fb914ec7b877d436ee..53c357253bd7c0585d2871fe5750a2c54e614ad6 100644
--- a/daemon/src/eventthread.h
+++ b/daemon/src/eventthread.h
@@ -33,7 +33,6 @@
 
 #include <cc++/thread.h>
 
-
 class VoIPLink;
 
 /**
@@ -43,9 +42,6 @@ class VoIPLink;
 
 class EventThread : public ost::Thread {
     public:
-        /**
-         * Thread constructor
-         */
         EventThread(VoIPLink* link);
 
         ~EventThread() {
@@ -55,10 +51,10 @@ class EventThread : public ost::Thread {
         virtual void run() ;
 
     private:
-        EventThread(const EventThread& rh);  // copy constructor
-        EventThread& operator= (const EventThread& rh); // assignment operator
+        EventThread(const EventThread& rh);
+        EventThread& operator= (const EventThread& rh);
 
-        /** VoIPLink is the object being called by getEvents() method  */
+        // VoIPLink is the object being called by getEvents() method
         VoIPLink*	link_;
 };
 
diff --git a/daemon/src/fileutils.h b/daemon/src/fileutils.h
index 364e80a23323f75729edc6ba3ecab90b18fab803..92f99a6a28a17763f20cf276c78728e980d31bcc 100644
--- a/daemon/src/fileutils.h
+++ b/daemon/src/fileutils.h
@@ -32,6 +32,6 @@
 #define __FILEUTILS_H__
 
 void set_program_dir(char *program_path);
-const char *get_program_dir(void);
+const char *get_program_dir();
 
 #endif	// __FILEUTILS_H__
diff --git a/daemon/src/preferences.cpp b/daemon/src/preferences.cpp
index 73ea7ed8d7319bc0264b78eb10eff294e3f5f5f1..4aa49de1041ec252196d17fc15e49138f7c093bb 100644
--- a/daemon/src/preferences.cpp
+++ b/daemon/src/preferences.cpp
@@ -45,41 +45,40 @@ static const char * const DFT_VOL_SPKR_STR = "100";     /** Default speaker volu
 static const char * const DFT_VOL_MICRO_STR	= "100";    /** Default mic volume */
 } // end anonymous namespace
 
-Preferences::Preferences() :  _accountOrder("")
-    , _historyLimit(30)
-    , _historyMaxCalls(20)
-    , _notifyMails(false)
-    , _zoneToneChoice(DFT_ZONE) // DFT_ZONE
-    , _registrationExpire(180)
-    , _portNum(5060)
-    , _searchBarDisplay(true)
-    , _zeroConfenable(false)
-    , _md5Hash(false)
-{
-}
+Preferences::Preferences() : accountOrder_("")
+    , historyLimit_(30)
+    , historyMaxCalls_(20)
+    , notifyMails_(false)
+    , zoneToneChoice_(DFT_ZONE) // DFT_ZONE
+    , registrationExpire_(180)
+    , portNum_(5060)
+    , searchBarDisplay_(true)
+    , zeroConfenable_(false)
+    , md5Hash_(false)
+{}
 
 void Preferences::serialize(Conf::YamlEmitter *emiter)
 {
     Conf::MappingNode preferencemap(NULL);
 
-    Conf::ScalarNode order(_accountOrder);
+    Conf::ScalarNode order(accountOrder_);
     std::stringstream histlimitstr;
-    histlimitstr << _historyLimit;
+    histlimitstr << historyLimit_;
     Conf::ScalarNode historyLimit(histlimitstr.str());
     std::stringstream histmaxstr;
-    histmaxstr << _historyMaxCalls;
+    histmaxstr << historyMaxCalls_;
     Conf::ScalarNode historyMaxCalls(histmaxstr.str());
-    Conf::ScalarNode notifyMails(_notifyMails);
-    Conf::ScalarNode zoneToneChoice(_zoneToneChoice);
+    Conf::ScalarNode notifyMails(notifyMails_);
+    Conf::ScalarNode zoneToneChoice(zoneToneChoice_);
     std::stringstream expirestr;
-    expirestr << _registrationExpire;
+    expirestr << registrationExpire_;
     Conf::ScalarNode registrationExpire(expirestr.str());
     std::stringstream portstr;
-    portstr << _portNum;
+    portstr << portNum_;
     Conf::ScalarNode portNum(portstr.str());
-    Conf::ScalarNode searchBarDisplay(_searchBarDisplay);
-    Conf::ScalarNode zeroConfenable(_zeroConfenable);
-    Conf::ScalarNode md5Hash(_md5Hash);
+    Conf::ScalarNode searchBarDisplay(searchBarDisplay_);
+    Conf::ScalarNode zeroConfenable(zeroConfenable_);
+    Conf::ScalarNode md5Hash(md5Hash_);
 
     preferencemap.setKeyValue(orderKey, &order);
     preferencemap.setKeyValue(historyLimitKey, &historyLimit);
@@ -102,37 +101,36 @@ void Preferences::unserialize(Conf::MappingNode *map)
         return;
     }
 
-    map->getValue(orderKey, &_accountOrder);
-    map->getValue(historyLimitKey, &_historyLimit);
-    map->getValue(historyMaxCallsKey, &_historyMaxCalls);
-    map->getValue(notifyMailsKey, &_notifyMails);
-    map->getValue(zoneToneChoiceKey, &_zoneToneChoice);
-    map->getValue(registrationExpireKey, &_registrationExpire);
-    map->getValue(portNumKey, &_portNum);
-    map->getValue(searchBarDisplayKey, &_searchBarDisplay);
-    map->getValue(zeroConfenableKey, &_zeroConfenable);
-    map->getValue(md5HashKey, &_md5Hash);
+    map->getValue(orderKey, &accountOrder_);
+    map->getValue(historyLimitKey, &historyLimit_);
+    map->getValue(historyMaxCallsKey, &historyMaxCalls_);
+    map->getValue(notifyMailsKey, &notifyMails_);
+    map->getValue(zoneToneChoiceKey, &zoneToneChoice_);
+    map->getValue(registrationExpireKey, &registrationExpire_);
+    map->getValue(portNumKey, &portNum_);
+    map->getValue(searchBarDisplayKey, &searchBarDisplay_);
+    map->getValue(zeroConfenableKey, &zeroConfenable_);
+    map->getValue(md5HashKey, &md5Hash_);
 }
 
-
-VoipPreference::VoipPreference() : _playDtmf(true)
-    , _playTones(true)
-    , _pulseLength(atoi(DFT_PULSE_LENGTH_STR)) // DFT_PULSE_LENGTH_STR
-    , _symmetricRtp(true)
-    , _zidFile(ZRTP_ZIDFILE) // ZRTP_ZID_FILENAME
+VoipPreference::VoipPreference() : playDtmf_(true)
+    , playTones_(true)
+    , pulseLength_(atoi(DFT_PULSE_LENGTH_STR))
+    , symmetricRtp_(true)
+    , zidFile_(ZRTP_ZIDFILE)
 {}
 
 void VoipPreference::serialize(Conf::YamlEmitter *emitter)
 {
     Conf::MappingNode preferencemap(NULL);
 
-    Conf::ScalarNode playDtmf(_playDtmf);
-    Conf::ScalarNode playTones(_playTones);
+    Conf::ScalarNode playDtmf(playDtmf_);
+    Conf::ScalarNode playTones(playTones_);
     std::stringstream pulselengthstr;
-    pulselengthstr << _pulseLength;
+    pulselengthstr << pulseLength_;
     Conf::ScalarNode pulseLength(pulselengthstr.str());
-    Conf::ScalarNode symmetricRtp(_symmetricRtp);
-    Conf::ScalarNode zidFile(_zidFile.c_str());
+    Conf::ScalarNode symmetricRtp(symmetricRtp_);
+    Conf::ScalarNode zidFile(zidFile_.c_str());
 
     preferencemap.setKeyValue(playDtmfKey, &playDtmf);
     preferencemap.setKeyValue(playTonesKey, &playTones);
@@ -150,37 +148,35 @@ void VoipPreference::unserialize(Conf::MappingNode *map)
         return;
     }
 
-    map->getValue(playDtmfKey, &_playDtmf);
-    map->getValue(playTonesKey, &_playTones);
-    map->getValue(pulseLengthKey, &_pulseLength);
-    map->getValue(symmetricRtpKey, &_symmetricRtp);
-    map->getValue(zidFileKey, &_zidFile);
+    map->getValue(playDtmfKey, &playDtmf_);
+    map->getValue(playTonesKey, &playTones_);
+    map->getValue(pulseLengthKey, &pulseLength_);
+    map->getValue(symmetricRtpKey, &symmetricRtp_);
+    map->getValue(zidFileKey, &zidFile_);
 }
 
-
-
-AddressbookPreference::AddressbookPreference() : _photo(true)
-    , _enabled(true)
-    , _list("")
-    , _maxResults(25)
-    , _business(true)
-    , _home(true)
-    , _mobile(true)
+AddressbookPreference::AddressbookPreference() : photo_(true)
+    , enabled_(true)
+    , list_("")
+    , maxResults_(25)
+    , business_(true)
+    , home_(true)
+    , mobile_(true)
 {}
 
 void AddressbookPreference::serialize(Conf::YamlEmitter *emitter)
 {
     Conf::MappingNode preferencemap(NULL);
 
-    Conf::ScalarNode photo(_photo);
-    Conf::ScalarNode enabled(_enabled);
-    Conf::ScalarNode list(_list);
+    Conf::ScalarNode photo(photo_);
+    Conf::ScalarNode enabled(enabled_);
+    Conf::ScalarNode list(list_);
     std::stringstream maxresultstr;
-    maxresultstr << _maxResults;
+    maxresultstr << maxResults_;
     Conf::ScalarNode maxResults(maxresultstr.str());
-    Conf::ScalarNode business(_business);
-    Conf::ScalarNode home(_home);
-    Conf::ScalarNode mobile(_mobile);
+    Conf::ScalarNode business(business_);
+    Conf::ScalarNode home(home_);
+    Conf::ScalarNode mobile(mobile_);
 
     preferencemap.setKeyValue(photoKey, &photo);
     preferencemap.setKeyValue(enabledKey, &enabled);
@@ -201,36 +197,33 @@ void AddressbookPreference::unserialize(Conf::MappingNode *map)
         return;
     }
 
-    map->getValue(photoKey, &_photo);
-    map->getValue(enabledKey, &_enabled);
-    map->getValue(listKey, &_list);
-    map->getValue(maxResultsKey, &_maxResults);
-    map->getValue(businessKey, &_business);
-    map->getValue(homeKey, &_home);
-    map->getValue(mobileKey, &_mobile);
+    map->getValue(photoKey, &photo_);
+    map->getValue(enabledKey, &enabled_);
+    map->getValue(listKey, &list_);
+    map->getValue(maxResultsKey, &maxResults_);
+    map->getValue(businessKey, &business_);
+    map->getValue(homeKey, &home_);
+    map->getValue(mobileKey, &mobile_);
 }
 
-
-HookPreference::HookPreference() : _iax2Enabled(false)
-    , _numberAddPrefix("")
-    , _numberEnabled(false)
-    , _sipEnabled(false)
-    , _urlCommand("x-www-browser")
-    , _urlSipField("X-sflphone-url")
-{
-
-}
+HookPreference::HookPreference() : iax2Enabled_(false)
+    , numberAddPrefix_("")
+    , numberEnabled_(false)
+    , sipEnabled_(false)
+    , urlCommand_("x-www-browser")
+    , urlSipField_("X-sflphone-url")
+{}
 
 void HookPreference::serialize(Conf::YamlEmitter *emitter)
 {
     Conf::MappingNode preferencemap(NULL);
 
-    Conf::ScalarNode iax2Enabled(_iax2Enabled);
-    Conf::ScalarNode numberAddPrefix(_numberAddPrefix);
-    Conf::ScalarNode numberEnabled(_numberEnabled);
-    Conf::ScalarNode sipEnabled(_sipEnabled);
-    Conf::ScalarNode urlCommand(_urlCommand);
-    Conf::ScalarNode urlSipField(_urlSipField);
+    Conf::ScalarNode iax2Enabled(iax2Enabled_);
+    Conf::ScalarNode numberAddPrefix(numberAddPrefix_);
+    Conf::ScalarNode numberEnabled(numberEnabled_);
+    Conf::ScalarNode sipEnabled(sipEnabled_);
+    Conf::ScalarNode urlCommand(urlCommand_);
+    Conf::ScalarNode urlSipField(urlSipField_);
 
     preferencemap.setKeyValue(iax2EnabledKey, &iax2Enabled);
     preferencemap.setKeyValue(numberAddPrefixKey, &numberAddPrefix);
@@ -249,34 +242,32 @@ void HookPreference::unserialize(Conf::MappingNode *map)
         return;
     }
 
-    map->getValue(iax2EnabledKey, &_iax2Enabled);
-    map->getValue(numberAddPrefixKey, &_numberAddPrefix);
-    map->getValue(numberEnabledKey, &_numberEnabled);
-    map->getValue(sipEnabledKey, &_sipEnabled);
-    map->getValue(urlCommandKey, &_urlCommand);
-    map->getValue(urlSipFieldKey, &_urlSipField);
+    map->getValue(iax2EnabledKey, &iax2Enabled_);
+    map->getValue(numberAddPrefixKey, &numberAddPrefix_);
+    map->getValue(numberEnabledKey, &numberEnabled_);
+    map->getValue(sipEnabledKey, &sipEnabled_);
+    map->getValue(urlCommandKey, &urlCommand_);
+    map->getValue(urlSipFieldKey, &urlSipField_);
 }
 
-
-
 AudioPreference::AudioPreference() :
-    _audioApi(PULSEAUDIO_API_STR)
-    , _cardin(atoi(ALSA_DFT_CARD)) // ALSA_DFT_CARD
-    , _cardout(atoi(ALSA_DFT_CARD)) // ALSA_DFT_CARD
-    , _cardring(atoi(ALSA_DFT_CARD)) // ALSA_DFT_CARD
-    , _plugin("default") // PCM_DEFAULT
-    , _smplrate(44100) // DFT_SAMPLE_RATE
-    , _devicePlayback("")
-    , _deviceRecord("")
-    , _deviceRingtone("")
-    , _recordpath("") // DFT_RECORD_PATH
-    , _alwaysRecording(false)
-    , _volumemic(atoi(DFT_VOL_SPKR_STR)) // DFT_VOL_SPKR_STR
-    , _volumespkr(atoi(DFT_VOL_MICRO_STR)) // DFT_VOL_MICRO_STR
-    , _noisereduce(true)
-    , _echocancel(false)
-    , _echoCancelTailLength(100)
-    , _echoCancelDelay(0)
+    audioApi_(PULSEAUDIO_API_STR)
+    , cardin_(atoi(ALSA_DFT_CARD)) // ALSA_DFT_CARD
+    , cardout_(atoi(ALSA_DFT_CARD)) // ALSA_DFT_CARD
+    , cardring_(atoi(ALSA_DFT_CARD)) // ALSA_DFT_CARD
+    , plugin_("default") // PCM_DEFAULT
+    , smplrate_(44100) // DFT_SAMPLE_RATE
+    , devicePlayback_("")
+    , deviceRecord_("")
+    , deviceRingtone_("")
+    , recordpath_("") // DFT_RECORD_PATH
+    , alwaysRecording_(false)
+    , volumemic_(atoi(DFT_VOL_SPKR_STR)) // DFT_VOL_SPKR_STR
+    , volumespkr_(atoi(DFT_VOL_MICRO_STR)) // DFT_VOL_MICRO_STR
+    , noisereduce_(true)
+    , echocancel_(false)
+    , echoCancelTailLength_(100)
+    , echoCancelDelay_(0)
 {}
 
 namespace {
@@ -291,23 +282,23 @@ void checkSoundCard(int &card, int stream)
 
 AudioLayer* AudioPreference::createAudioLayer()
 {
-    if (_audioApi == PULSEAUDIO_API_STR and system("ps -C pulseaudio") == 0)
+    if (audioApi_ == PULSEAUDIO_API_STR and system("ps -C pulseaudio") == 0)
         return new PulseLayer;
     else {
-        _audioApi = ALSA_API_STR;
-        checkSoundCard(_cardin, SFL_PCM_CAPTURE);
-        checkSoundCard(_cardout, SFL_PCM_PLAYBACK);
-        checkSoundCard(_cardring, SFL_PCM_RINGTONE);
+        audioApi_ = ALSA_API_STR;
+        checkSoundCard(cardin_, SFL_PCM_CAPTURE);
+        checkSoundCard(cardout_, SFL_PCM_PLAYBACK);
+        checkSoundCard(cardring_, SFL_PCM_RINGTONE);
         return new AlsaLayer;
     }
 }
 
 AudioLayer* AudioPreference::switchAndCreateAudioLayer()
 {
-    if (_audioApi == PULSEAUDIO_API_STR)
-        _audioApi = ALSA_API_STR;
+    if (audioApi_ == PULSEAUDIO_API_STR)
+        audioApi_ = ALSA_API_STR;
     else
-        _audioApi = PULSEAUDIO_API_STR;
+        audioApi_ = PULSEAUDIO_API_STR;
 
     return createAudioLayer();
 }
@@ -320,44 +311,44 @@ void AudioPreference::serialize(Conf::YamlEmitter *emitter)
 
     // alsa preference
     std::stringstream instr;
-    instr << _cardin;
-    Conf::ScalarNode cardin(instr.str()); // 0
+    instr << cardin_;
+    Conf::ScalarNode cardin(instr.str());
     std::stringstream outstr;
-    outstr << _cardout;
-    Conf::ScalarNode cardout(outstr.str()); // 0
+    outstr << cardout_;
+    Conf::ScalarNode cardout(outstr.str());
     std::stringstream ringstr;
-    ringstr << _cardring;
-    Conf::ScalarNode cardring(ringstr.str());// 0
-    Conf::ScalarNode plugin(_plugin); // default
+    ringstr << cardring_;
+    Conf::ScalarNode cardring(ringstr.str());
+    Conf::ScalarNode plugin(plugin_);
 
     std::stringstream ratestr;
-    ratestr << _smplrate;
-    Conf::ScalarNode smplrate(ratestr.str());// 44100
+    ratestr << smplrate_;
+    Conf::ScalarNode smplrate(ratestr.str());
 
     //pulseaudio preference
-    Conf::ScalarNode devicePlayback(_devicePlayback);//:
-    Conf::ScalarNode deviceRecord(_deviceRecord); //:
-    Conf::ScalarNode deviceRingtone(_deviceRingtone); //:
+    Conf::ScalarNode devicePlayback(devicePlayback_);
+    Conf::ScalarNode deviceRecord(deviceRecord_);
+    Conf::ScalarNode deviceRingtone(deviceRingtone_);
 
     // general preference
-    Conf::ScalarNode audioapi(_audioApi);
-    Conf::ScalarNode recordpath(_recordpath); //: /home/msavard/Bureau
-    Conf::ScalarNode alwaysRecording(_alwaysRecording);
+    Conf::ScalarNode audioapi(audioApi_);
+    Conf::ScalarNode recordpath(recordpath_); //: /home/msavard/Bureau
+    Conf::ScalarNode alwaysRecording(alwaysRecording_);
     std::stringstream micstr;
-    micstr << _volumemic;
+    micstr << volumemic_;
     Conf::ScalarNode volumemic(micstr.str()); //:  100
     std::stringstream spkrstr;
-    spkrstr << _volumespkr;
+    spkrstr << volumespkr_;
     Conf::ScalarNode volumespkr(spkrstr.str()); //: 100
-    Conf::ScalarNode noise(_noisereduce);
-    Conf::ScalarNode echo(_echocancel);
+    Conf::ScalarNode noise(noisereduce_);
+    Conf::ScalarNode echo(echocancel_);
     std::stringstream tailstr;
-    _debug("************************************************** serialize echotail %d", _echoCancelTailLength);
-    tailstr << _echoCancelTailLength;
+    _debug("************************************************** serialize echotail %d", echoCancelTailLength_);
+    tailstr << echoCancelTailLength_;
     Conf::ScalarNode echotail(tailstr.str());
     std::stringstream delaystr;
-    _debug("************************************************** serialize echodelay %d", _echoCancelTailLength);
-    delaystr << _echoCancelDelay;
+    _debug("************************************************** serialize echodelay %d", echoCancelTailLength_);
+    delaystr << echoCancelDelay_;
     Conf::ScalarNode echodelay(delaystr.str());
 
     preferencemap.setKeyValue(audioApiKey, &audioapi);
@@ -390,30 +381,30 @@ void AudioPreference::unserialize(Conf::MappingNode *map)
 {
     assert(map);
 
-    map->getValue(audioApiKey, &_audioApi);
-    map->getValue(recordpathKey, &_recordpath);
-    map->getValue(alwaysRecordingKey, &_alwaysRecording);
-    map->getValue(volumemicKey, &_volumemic);
-    map->getValue(volumespkrKey, &_volumespkr);
-    map->getValue(noiseReduceKey, &_noisereduce);
-    map->getValue(echoCancelKey, &_echocancel);
+    map->getValue(audioApiKey, &audioApi_);
+    map->getValue(recordpathKey, &recordpath_);
+    map->getValue(alwaysRecordingKey, &alwaysRecording_);
+    map->getValue(volumemicKey, &volumemic_);
+    map->getValue(volumespkrKey, &volumespkr_);
+    map->getValue(noiseReduceKey, &noisereduce_);
+    map->getValue(echoCancelKey, &echocancel_);
 
     Conf::MappingNode *alsamap =(Conf::MappingNode *)(map->getValue("alsa"));
 
     if (alsamap) {
-        alsamap->getValue(cardinKey, &_cardin);
-        alsamap->getValue(cardoutKey, &_cardout);
-        alsamap->getValue(cardringKey, &_cardring);
-        alsamap->getValue(smplrateKey, &_smplrate);
-        alsamap->getValue(pluginKey, &_plugin);
+        alsamap->getValue(cardinKey, &cardin_);
+        alsamap->getValue(cardoutKey, &cardout_);
+        alsamap->getValue(cardringKey, &cardring_);
+        alsamap->getValue(smplrateKey, &smplrate_);
+        alsamap->getValue(pluginKey, &plugin_);
     }
 
     Conf::MappingNode *pulsemap =(Conf::MappingNode *)(map->getValue("pulse"));
 
     if (pulsemap) {
-        pulsemap->getValue(devicePlaybackKey, &_devicePlayback);
-        pulsemap->getValue(deviceRecordKey, &_deviceRecord);
-        pulsemap->getValue(deviceRingtoneKey, &_deviceRingtone);
+        pulsemap->getValue(devicePlaybackKey, &devicePlayback_);
+        pulsemap->getValue(deviceRecordKey, &deviceRecord_);
+        pulsemap->getValue(deviceRingtoneKey, &deviceRingtone_);
     }
 }
 
@@ -421,11 +412,11 @@ std::map<std::string, std::string> ShortcutPreferences::getShortcuts() const
 {
     std::map<std::string, std::string> shortcutsMap;
 
-    shortcutsMap[hangupShortKey] = _hangup;
-    shortcutsMap[pickupShortKey] = _pickup;
-    shortcutsMap[popupShortKey] = _popup;
-    shortcutsMap[toggleHoldShortKey] = _toggleHold;
-    shortcutsMap[togglePickupHangupShortKey] = _togglePickupHangup;
+    shortcutsMap[hangupShortKey] = hangup_;
+    shortcutsMap[pickupShortKey] = pickup_;
+    shortcutsMap[popupShortKey] = popup_;
+    shortcutsMap[toggleHoldShortKey] = toggleHold_;
+    shortcutsMap[togglePickupHangupShortKey] = togglePickupHangup_;
 
     return shortcutsMap;
 }
@@ -433,11 +424,11 @@ std::map<std::string, std::string> ShortcutPreferences::getShortcuts() const
 
 void ShortcutPreferences::setShortcuts(std::map<std::string, std::string> map)
 {
-    _hangup = map[hangupShortKey];
-    _pickup = map[pickupShortKey];
-    _popup = map[popupShortKey];
-    _toggleHold = map[toggleHoldShortKey];
-    _togglePickupHangup = map[togglePickupHangupShortKey];
+    hangup_ = map[hangupShortKey];
+    pickup_ = map[pickupShortKey];
+    popup_ = map[popupShortKey];
+    toggleHold_ = map[toggleHoldShortKey];
+    togglePickupHangup_ = map[togglePickupHangupShortKey];
 }
 
 
@@ -445,11 +436,11 @@ void ShortcutPreferences::serialize(Conf::YamlEmitter *emitter)
 {
     Conf::MappingNode preferencemap(NULL);
 
-    Conf::ScalarNode hangup(_hangup);
-    Conf::ScalarNode pickup(_pickup);
-    Conf::ScalarNode popup(_popup);
-    Conf::ScalarNode toggleHold(_toggleHold);
-    Conf::ScalarNode togglePickupHangup(_togglePickupHangup);
+    Conf::ScalarNode hangup(hangup_);
+    Conf::ScalarNode pickup(pickup_);
+    Conf::ScalarNode popup(popup_);
+    Conf::ScalarNode toggleHold(toggleHold_);
+    Conf::ScalarNode togglePickupHangup(togglePickupHangup_);
 
     preferencemap.setKeyValue(hangupShortKey, &hangup);
     preferencemap.setKeyValue(pickupShortKey, &pickup);
@@ -467,9 +458,10 @@ void ShortcutPreferences::unserialize(Conf::MappingNode *map)
         return;
     }
 
-    map->getValue(hangupShortKey, &_hangup);
-    map->getValue(pickupShortKey, &_pickup);
-    map->getValue(popupShortKey, &_popup);
-    map->getValue(toggleHoldShortKey, &_toggleHold);
-    map->getValue(togglePickupHangupShortKey, &_togglePickupHangup);
+    map->getValue(hangupShortKey, &hangup_);
+    map->getValue(pickupShortKey, &pickup_);
+    map->getValue(popupShortKey, &popup_);
+    map->getValue(toggleHoldShortKey, &toggleHold_);
+    map->getValue(togglePickupHangupShortKey, &togglePickupHangup_);
 }
+
diff --git a/daemon/src/preferences.h b/daemon/src/preferences.h
index a0381915f947f17e01ffd401d0c8abed93f3d05c..58892b0dd08956c6c540e1346d68157bbf034128 100644
--- a/daemon/src/preferences.h
+++ b/daemon/src/preferences.h
@@ -100,9 +100,7 @@ static const char * const togglePickupHangupShortKey = "togglePickupHangup";
 class AudioLayer;
 
 class Preferences : public Serializable {
-
     public:
-
         static const char * const DFT_ZONE;
 
         Preferences();
@@ -111,95 +109,97 @@ class Preferences : public Serializable {
 
         virtual void unserialize(Conf::MappingNode *map);
 
-
-        std::string getAccountOrder(void) const {
-            return _accountOrder;
+        std::string getAccountOrder() const {
+            return accountOrder_;
         }
+
         void setAccountOrder(const std::string &ord) {
-            _accountOrder = ord;
+            accountOrder_ = ord;
         }
 
-        int getHistoryLimit(void) const {
-            return _historyLimit;
+        int getHistoryLimit() const {
+            return historyLimit_;
         }
+
         void setHistoryLimit(int lim) {
-            _historyLimit = lim;
+            historyLimit_ = lim;
         }
 
-        int getHistoryMaxCalls(void) const {
-            return _historyMaxCalls;
+        int getHistoryMaxCalls() const {
+            return historyMaxCalls_;
         }
+
         void setHistoryMaxCalls(int max) {
-            _historyMaxCalls = max;
+            historyMaxCalls_ = max;
         }
 
-        bool getNotifyMails(void) const {
-            return _notifyMails;
+        bool getNotifyMails() const {
+            return notifyMails_;
         }
+
         void setNotifyMails(bool mails) {
-            _notifyMails = mails;
+            notifyMails_ = mails;
         }
 
-        std::string getZoneToneChoice(void) const {
-            return _zoneToneChoice;
+        std::string getZoneToneChoice() const {
+            return zoneToneChoice_;
         }
+
         void setZoneToneChoice(const std::string &str) {
-            _zoneToneChoice = str;
+            zoneToneChoice_ = str;
         }
 
-        int getRegistrationExpire(void) const {
-            return _registrationExpire;
+        int getRegistrationExpire() const {
+            return registrationExpire_;
         }
+
         void setRegistrationExpire(int exp) {
-            _registrationExpire = exp;
+            registrationExpire_ = exp;
         }
 
-        int getPortNum(void) const {
-            return _portNum;
+        int getPortNum() const {
+            return portNum_;
         }
+
         void setPortNum(int port) {
-            _portNum = port;
+            portNum_ = port;
         }
 
-        bool getSearchBarDisplay(void) const {
-            return _searchBarDisplay;
+        bool getSearchBarDisplay() const {
+            return searchBarDisplay_;
         }
+
         void setSearchBarDisplay(bool search) {
-            _searchBarDisplay = search;
+            searchBarDisplay_ = search;
         }
 
-        bool getZeroConfenable(void) const {
-            return _zeroConfenable;
+        bool getZeroConfenable() const {
+            return zeroConfenable_;
         }
         void setZeroConfenable(bool enable) {
-            _zeroConfenable = enable;
+            zeroConfenable_ = enable;
         }
 
-        bool getMd5Hash(void) const {
-            return _md5Hash;
+        bool getMd5Hash() const {
+            return md5Hash_;
         }
         void setMd5Hash(bool md5) {
-            _md5Hash = md5;
+            md5Hash_ = md5;
         }
 
     private:
-
-        // account order
-        std::string _accountOrder;
-
-        int _historyLimit;
-        int _historyMaxCalls;
-        bool _notifyMails;
-        std::string _zoneToneChoice;
-        int _registrationExpire;
-        int _portNum;
-        bool _searchBarDisplay;
-        bool _zeroConfenable;
-        bool _md5Hash;
-
+        std::string accountOrder_;
+        int historyLimit_;
+        int historyMaxCalls_;
+        bool notifyMails_;
+        std::string zoneToneChoice_;
+        int registrationExpire_;
+        int portNum_;
+        bool searchBarDisplay_;
+        bool zeroConfenable_;
+        bool md5Hash_;
 };
 
-
 class VoipPreference : public Serializable {
     public:
         VoipPreference();
@@ -208,49 +208,51 @@ class VoipPreference : public Serializable {
 
         virtual void unserialize(Conf::MappingNode *map);
 
-        bool getPlayDtmf(void) const {
-            return _playDtmf;
+        bool getPlayDtmf() const {
+            return playDtmf_;
         }
+
         void setPlayDtmf(bool dtmf) {
-            _playDtmf = dtmf;
+            playDtmf_ = dtmf;
         }
 
-        bool getPlayTones(void) const {
-            return _playTones;
+        bool getPlayTones() const {
+            return playTones_;
         }
+
         void setPlayTones(bool tone) {
-            _playTones = tone;
+            playTones_ = tone;
         }
 
-        int getPulseLength(void) const {
-            return _pulseLength;
+        int getPulseLength() const {
+            return pulseLength_;
         }
+
         void setPulseLength(int length) {
-            _pulseLength = length;
+            pulseLength_ = length;
         }
 
-        bool getSymmetricRtp(void) const {
-            return _symmetricRtp;
+        bool getSymmetricRtp() const {
+            return symmetricRtp_;
         }
         void setSymmetricRtp(bool sym) {
-            _symmetricRtp = sym;
+            symmetricRtp_ = sym;
         }
 
-        std::string getZidFile(void) const {
-            return _zidFile;
+        std::string getZidFile() const {
+            return zidFile_;
         }
         void setZidFile(const std::string &file) {
-            _zidFile = file;
+            zidFile_ = file;
         }
 
     private:
 
-        bool _playDtmf;
-        bool _playTones;
-        int _pulseLength;
-        bool _symmetricRtp;
-        std::string _zidFile;
-
+        bool playDtmf_;
+        bool playTones_;
+        int pulseLength_;
+        bool symmetricRtp_;
+        std::string zidFile_;
 };
 
 class AddressbookPreference : public Serializable {
@@ -261,64 +263,69 @@ class AddressbookPreference : public Serializable {
 
         virtual void unserialize(Conf::MappingNode *map);
 
-        bool getPhoto(void) const {
-            return _photo;
+        bool getPhoto() const {
+            return photo_;
         }
+
         void setPhoto(bool p) {
-            _photo = p;
+            photo_ = p;
         }
 
-        bool getEnabled(void) const {
-            return _enabled;
+        bool getEnabled() const {
+            return enabled_;
         }
+
         void setEnabled(bool e) {
-            _enabled = e;
+            enabled_ = e;
         }
 
-        std::string getList(void) const {
-            return _list;
+        std::string getList() const {
+            return list_;
         }
+
         void setList(const std::string &l) {
-            _list = l;
+            list_ = l;
         }
 
-        int getMaxResults(void) const {
-            return _maxResults;
+        int getMaxResults() const {
+            return maxResults_;
         }
+
         void setMaxResults(int r) {
-            _maxResults = r;
+            maxResults_ = r;
         }
 
-        bool getBusiness(void) const {
-            return _business;
+        bool getBusiness() const {
+            return business_;
         }
+
         void setBusiness(bool b) {
-            _business = b;
+            business_ = b;
         }
 
-        bool getHome(void) const {
-            return _home;
+        bool getHome() const {
+            return home_;
         }
         void setHone(bool h) {
-            _home = h;
+            home_ = h;
         }
 
-        bool getMobile(void) const {
-            return _mobile;
+        bool getMobile() const {
+            return mobile_;
         }
         void setMobile(bool m) {
-            _mobile = m;
+            mobile_ = m;
         }
 
     private:
 
-        bool _photo;
-        bool _enabled;
-        std::string _list;
-        int _maxResults;
-        bool _business;
-        bool _home;
-        bool _mobile;
+        bool photo_;
+        bool enabled_;
+        std::string list_;
+        int maxResults_;
+        bool business_;
+        bool home_;
+        bool mobile_;
 
 };
 
@@ -331,55 +338,59 @@ class HookPreference : public Serializable {
 
         virtual void unserialize(Conf::MappingNode *map);
 
-        bool getIax2Enabled(void) const {
-            return _iax2Enabled;
+        bool getIax2Enabled() const {
+            return iax2Enabled_;
         }
+
         void setIax2Enabled(bool i) {
-            _iax2Enabled = i;
+            iax2Enabled_ = i;
         }
 
-        std::string getNumberAddPrefix(void) const {
-            return _numberAddPrefix;
+        std::string getNumberAddPrefix() const {
+            return numberAddPrefix_;
         }
+
         void setNumberAddPrefix(const std::string &n) {
-            _numberAddPrefix = n;
+            numberAddPrefix_ = n;
         }
 
-        bool getNumberEnabled(void) const {
-            return _numberEnabled;
+        bool getNumberEnabled() const {
+            return numberEnabled_;
         }
+
         void setNumberEnabled(bool n) {
-            _numberEnabled = n;
+            numberEnabled_ = n;
         }
 
-        bool getSipEnabled(void) const {
-            return _sipEnabled;
+        bool getSipEnabled() const {
+            return sipEnabled_;
         }
+
         void setSipEnabled(bool s) {
-            _sipEnabled = s;
+            sipEnabled_ = s;
         }
 
-        std::string getUrlCommand(void) const {
-            return _urlCommand;
+        std::string getUrlCommand() const {
+            return urlCommand_;
         }
         void setUrlCommand(const std::string &u) {
-            _urlCommand = u;
+            urlCommand_ = u;
         }
 
-        std::string getUrlSipField(void) const {
-            return _urlSipField;
+        std::string getUrlSipField() const {
+            return urlSipField_;
         }
         void setUrlSipField(const std::string &u) {
-            _urlSipField = u;
+            urlSipField_ = u;
         }
 
     private:
-        bool _iax2Enabled;// :		false
-        std::string _numberAddPrefix;//:	false
-        bool _numberEnabled; //:	false
-        bool _sipEnabled; //:		false
-        std::string _urlCommand; //:		x-www-browser
-        std::string _urlSipField; //:		X-sflphone-url
+        bool iax2Enabled_;
+        std::string numberAddPrefix_;
+        bool numberEnabled_;
+        bool sipEnabled_;
+        std::string urlCommand_;
+        std::string urlSipField_;
 
 };
 
@@ -389,165 +400,168 @@ class AudioPreference : public Serializable {
         AudioLayer *createAudioLayer();
         AudioLayer *switchAndCreateAudioLayer();
 
-        std::string getAudioApi(void) const {
-            return _audioApi;
+        std::string getAudioApi() const {
+            return audioApi_;
         }
 
         void setAudioApi(const std::string &api) {
-            _audioApi = api;
+            audioApi_ = api;
         }
+
         virtual void serialize(Conf::YamlEmitter *emitter);
 
         virtual void unserialize(Conf::MappingNode *map);
 
         // alsa preference
-        int getCardin(void) const {
-            return _cardin;
+        int getCardin() const {
+            return cardin_;
         }
         void setCardin(int c) {
-            _cardin = c;
+            cardin_ = c;
         }
 
-        int getCardout(void) const {
-            return _cardout;
+        int getCardout() const {
+            return cardout_;
         }
+
         void setCardout(int c) {
-            _cardout = c;
+            cardout_ = c;
         }
 
-        int getCardring(void) const {
-            return _cardring;
+        int getCardring() const {
+            return cardring_;
         }
+
         void setCardring(int c) {
-            _cardring = c;
+            cardring_ = c;
         }
 
-        std::string getPlugin(void) const {
-            return _plugin;
+        std::string getPlugin() const {
+            return plugin_;
         }
 
         void setPlugin(const std::string &p) {
-            _plugin = p;
+            plugin_ = p;
         }
 
-        int getSmplrate(void) const {
-            return _smplrate;
+        int getSmplrate() const {
+            return smplrate_;
         }
         void setSmplrate(int r) {
-            _smplrate = r;
+            smplrate_ = r;
         }
 
         //pulseaudio preference
-        std::string getDevicePlayback(void) const {
-            return _devicePlayback;
+        std::string getDevicePlayback() const {
+            return devicePlayback_;
         }
 
         void setDevicePlayback(const std::string &p) {
-            _devicePlayback = p;
+            devicePlayback_ = p;
         }
 
-        std::string getDeviceRecord(void) const {
-            return _deviceRecord;
+        std::string getDeviceRecord() const {
+            return deviceRecord_;
         }
         void setDeviceRecord(const std::string &r) {
-            _deviceRecord = r;
+            deviceRecord_ = r;
         }
 
-        std::string getDeviceRingtone(void) const {
-            return _deviceRingtone;
+        std::string getDeviceRingtone() const {
+            return deviceRingtone_;
         }
 
         void setDeviceRingtone(const std::string &r) {
-            _deviceRingtone = r;
+            deviceRingtone_ = r;
         }
 
         // general preference
-        std::string getRecordpath(void) const {
-            return _recordpath;
+        std::string getRecordpath() const {
+            return recordpath_;
         }
         void setRecordpath(const std::string &r) {
-            _recordpath = r;
+            recordpath_ = r;
         }
 
-        bool getIsAlwaysRecording(void) const {
-            return _alwaysRecording;
+        bool getIsAlwaysRecording() const {
+            return alwaysRecording_;
         }
 
         void setIsAlwaysRecording(bool rec) {
-            _alwaysRecording = rec;
+            alwaysRecording_ = rec;
         }
 
-        int getVolumemic(void) const {
-            return _volumemic;
+        int getVolumemic() const {
+            return volumemic_;
         }
         void setVolumemic(int m) {
-            _volumemic = m;
+            volumemic_ = m;
         }
 
-        int getVolumespkr(void) const {
-            return _volumespkr;
+        int getVolumespkr() const {
+            return volumespkr_;
         }
         void setVolumespkr(int s) {
-            _volumespkr = s;
+            volumespkr_ = s;
         }
 
-        bool getNoiseReduce(void) const {
-            return _noisereduce;
+        bool getNoiseReduce() const {
+            return noisereduce_;
         }
 
         void setNoiseReduce(bool noise) {
-            _noisereduce = noise;
+            noisereduce_ = noise;
         }
 
-        bool getEchoCancel(void) const {
-            return _echocancel;
+        bool getEchoCancel() const {
+            return echocancel_;
         }
 
         void setEchoCancel(bool echo) {
-            _echocancel = echo;
+            echocancel_ = echo;
         }
 
-        int getEchoCancelTailLength(void) const {
-            return _echoCancelTailLength;
+        int getEchoCancelTailLength() const {
+            return echoCancelTailLength_;
         }
 
         void setEchoCancelTailLength(int length) {
-            _echoCancelTailLength = length;
+            echoCancelTailLength_ = length;
         }
 
-        int getEchoCancelDelay(void) const {
-            return _echoCancelDelay;
+        int getEchoCancelDelay() const {
+            return echoCancelDelay_;
         }
 
         void setEchoCancelDelay(int delay) {
-            _echoCancelDelay = delay;
+            echoCancelDelay_ = delay;
         }
 
     private:
-        std::string _audioApi;
+        std::string audioApi_;
 
         // alsa preference
-        int _cardin; // 0
-        int _cardout; // 0
-        int _cardring;// 0
-        std::string _plugin; // default
-        int _smplrate;// 44100
+        int cardin_;
+        int cardout_;
+        int cardring_;
+        std::string plugin_;
+        int smplrate_;
 
         //pulseaudio preference
-        std::string _devicePlayback;//:
-        std::string _deviceRecord; //:
-        std::string _deviceRingtone; //:
+        std::string devicePlayback_;
+        std::string deviceRecord_;
+        std::string deviceRingtone_;
 
         // general preference
-        std::string _recordpath; //: /home/msavard/Bureau
-        bool _alwaysRecording;
-        int _volumemic; //:  100
-        int _volumespkr; //: 100
-
-        bool _noisereduce;
-        bool _echocancel;
-        int _echoCancelTailLength;
-        int _echoCancelDelay;
+        std::string recordpath_; //: /home/msavard/Bureau
+        bool alwaysRecording_;
+        int volumemic_;
+        int volumespkr_;
+
+        bool noisereduce_;
+        bool echocancel_;
+        int echoCancelTailLength_;
+        int echoCancelDelay_;
 };
 
 class ShortcutPreferences : public Serializable {
@@ -556,49 +570,54 @@ class ShortcutPreferences : public Serializable {
         virtual void unserialize(Conf::MappingNode *map);
 
         void setShortcuts(std::map<std::string, std::string> shortcuts);
-        std::map<std::string, std::string> getShortcuts(void) const;
+        std::map<std::string, std::string> getShortcuts() const;
 
-        std::string getHangup(void) const {
-            return _hangup;
+        std::string getHangup() const {
+            return hangup_;
         }
+
         void setHangup(const std::string &hangup) {
-            _hangup = hangup;
+            hangup_ = hangup;
         }
 
-        std::string getPickup(void) const {
-            return _pickup;
+        std::string getPickup() const {
+            return pickup_;
         }
+
         void setPickup(const std::string &pickup) {
-            _pickup = pickup;
+            pickup_ = pickup;
         }
 
-        std::string getPopup(void) const {
-            return _popup;
+        std::string getPopup() const {
+            return popup_;
         }
+
         void setPopup(const std::string &popup) {
-            _popup = popup;
+            popup_ = popup;
         }
 
-        std::string getToggleHold(void) const {
-            return _toggleHold;
+        std::string getToggleHold() const {
+            return toggleHold_;
         }
+
         void setToggleHold(std::string hold) {
-            _toggleHold = hold;
+            toggleHold_ = hold;
         }
 
-        std::string getTogglePickupHangup(void) const {
-            return _togglePickupHangup;
+        std::string getTogglePickupHangup() const {
+            return togglePickupHangup_;
         }
+
         void setTogglePickupHangup(const std::string &toggle) {
-            _togglePickupHangup = toggle;
+            togglePickupHangup_ = toggle;
         }
 
     private:
-        std::string _hangup;
-        std::string _pickup;
-        std::string _popup;
-        std::string _toggleHold;
-        std::string _togglePickupHangup;
+        std::string hangup_;
+        std::string pickup_;
+        std::string popup_;
+        std::string toggleHold_;
+        std::string togglePickupHangup_;
 };
 
 #endif