/[svn]/linuxsampler/trunk/src/network/lscpserver.cpp
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revision 1537 by senoner, Mon Dec 3 18:30:47 2007 UTC revision 1882 by iliev, Wed Apr 1 15:21:13 2009 UTC
# Line 3  Line 3 
3   *   LinuxSampler - modular, streaming capable sampler                     *   *   LinuxSampler - modular, streaming capable sampler                     *
4   *                                                                         *   *                                                                         *
5   *   Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck   *   *   Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck   *
6   *   Copyright (C) 2005 - 2007 Christian Schoenebeck                       *   *   Copyright (C) 2005 - 2009 Christian Schoenebeck                       *
7   *                                                                         *   *                                                                         *
8   *   This library is free software; you can redistribute it and/or modify  *   *   This library is free software; you can redistribute it and/or modify  *
9   *   it under the terms of the GNU General Public License as published by  *   *   it under the terms of the GNU General Public License as published by  *
# Line 21  Line 21 
21   *   MA  02111-1307  USA                                                   *   *   MA  02111-1307  USA                                                   *
22   ***************************************************************************/   ***************************************************************************/
23    
24    #include <algorithm>
25    #include <string>
26    
27    #include "../common/File.h"
28  #include "lscpserver.h"  #include "lscpserver.h"
29  #include "lscpresultset.h"  #include "lscpresultset.h"
30  #include "lscpevent.h"  #include "lscpevent.h"
# Line 40  Line 44 
44  #include "../drivers/audio/AudioOutputDeviceFactory.h"  #include "../drivers/audio/AudioOutputDeviceFactory.h"
45  #include "../drivers/midi/MidiInputDeviceFactory.h"  #include "../drivers/midi/MidiInputDeviceFactory.h"
46    
47    namespace LinuxSampler {
48    
49  /**  /**
50   * Returns a copy of the given string where all special characters are   * Returns a copy of the given string where all special characters are
# Line 101  Mutex LSCPServer::NotifyBufferMutex = Mu Line 106  Mutex LSCPServer::NotifyBufferMutex = Mu
106  Mutex LSCPServer::SubscriptionMutex = Mutex();  Mutex LSCPServer::SubscriptionMutex = Mutex();
107  Mutex LSCPServer::RTNotifyMutex = Mutex();  Mutex LSCPServer::RTNotifyMutex = Mutex();
108    
109  LSCPServer::LSCPServer(Sampler* pSampler, long int addr, short int port) : Thread(true, false, 0, -4) {  LSCPServer::LSCPServer(Sampler* pSampler, long int addr, short int port) : Thread(true, false, 0, -4), eventHandler(this) {
110      SocketAddress.sin_family      = AF_INET;      SocketAddress.sin_family      = AF_INET;
111      SocketAddress.sin_addr.s_addr = addr;      SocketAddress.sin_addr.s_addr = addr;
112      SocketAddress.sin_port        = port;      SocketAddress.sin_port        = port;
# Line 127  LSCPServer::LSCPServer(Sampler* pSampler Line 132  LSCPServer::LSCPServer(Sampler* pSampler
132      LSCPEvent::RegisterEvent(LSCPEvent::event_db_instr_info, "DB_INSTRUMENT_INFO");      LSCPEvent::RegisterEvent(LSCPEvent::event_db_instr_info, "DB_INSTRUMENT_INFO");
133      LSCPEvent::RegisterEvent(LSCPEvent::event_db_instrs_job_info, "DB_INSTRUMENTS_JOB_INFO");      LSCPEvent::RegisterEvent(LSCPEvent::event_db_instrs_job_info, "DB_INSTRUMENTS_JOB_INFO");
134      LSCPEvent::RegisterEvent(LSCPEvent::event_misc, "MISCELLANEOUS");      LSCPEvent::RegisterEvent(LSCPEvent::event_misc, "MISCELLANEOUS");
135        LSCPEvent::RegisterEvent(LSCPEvent::event_total_stream_count, "TOTAL_STREAM_COUNT");
136      LSCPEvent::RegisterEvent(LSCPEvent::event_total_voice_count, "TOTAL_VOICE_COUNT");      LSCPEvent::RegisterEvent(LSCPEvent::event_total_voice_count, "TOTAL_VOICE_COUNT");
137      LSCPEvent::RegisterEvent(LSCPEvent::event_global_info, "GLOBAL_INFO");      LSCPEvent::RegisterEvent(LSCPEvent::event_global_info, "GLOBAL_INFO");
138        LSCPEvent::RegisterEvent(LSCPEvent::event_channel_midi, "CHANNEL_MIDI");
139        LSCPEvent::RegisterEvent(LSCPEvent::event_device_midi, "DEVICE_MIDI");
140      hSocket = -1;      hSocket = -1;
141  }  }
142    
143  LSCPServer::~LSCPServer() {  LSCPServer::~LSCPServer() {
144        CloseAllConnections();
145        InstrumentManager::StopBackgroundThread();
146  #if defined(WIN32)  #if defined(WIN32)
147      if (hSocket >= 0) closesocket(hSocket);      if (hSocket >= 0) closesocket(hSocket);
148  #else  #else
# Line 140  LSCPServer::~LSCPServer() { Line 150  LSCPServer::~LSCPServer() {
150  #endif  #endif
151  }  }
152    
153    LSCPServer::EventHandler::EventHandler(LSCPServer* pParent) {
154        this->pParent = pParent;
155    }
156    
157    LSCPServer::EventHandler::~EventHandler() {
158        std::vector<midi_listener_entry> l = channelMidiListeners;
159        channelMidiListeners.clear();
160        for (int i = 0; i < l.size(); i++)
161            delete l[i].pMidiListener;
162    }
163    
164  void LSCPServer::EventHandler::ChannelCountChanged(int NewCount) {  void LSCPServer::EventHandler::ChannelCountChanged(int NewCount) {
165      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_count, NewCount));      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_count, NewCount));
166  }  }
167    
168    void LSCPServer::EventHandler::ChannelAdded(SamplerChannel* pChannel) {
169        pChannel->AddEngineChangeListener(this);
170    }
171    
172    void LSCPServer::EventHandler::ChannelToBeRemoved(SamplerChannel* pChannel) {
173        if (!pChannel->GetEngineChannel()) return;
174        EngineToBeChanged(pChannel->Index());
175    }
176    
177    void LSCPServer::EventHandler::EngineToBeChanged(int ChannelId) {
178        SamplerChannel* pSamplerChannel =
179            pParent->pSampler->GetSamplerChannel(ChannelId);
180        if (!pSamplerChannel) return;
181        EngineChannel* pEngineChannel =
182            pSamplerChannel->GetEngineChannel();
183        if (!pEngineChannel) return;
184        for (std::vector<midi_listener_entry>::iterator iter = channelMidiListeners.begin(); iter != channelMidiListeners.end(); ++iter) {
185            if ((*iter).pEngineChannel == pEngineChannel) {
186                VirtualMidiDevice* pMidiListener = (*iter).pMidiListener;
187                pEngineChannel->Disconnect(pMidiListener);
188                channelMidiListeners.erase(iter);
189                delete pMidiListener;
190                return;
191            }
192        }
193    }
194    
195    void LSCPServer::EventHandler::EngineChanged(int ChannelId) {
196        SamplerChannel* pSamplerChannel =
197            pParent->pSampler->GetSamplerChannel(ChannelId);
198        if (!pSamplerChannel) return;
199        EngineChannel* pEngineChannel =
200            pSamplerChannel->GetEngineChannel();
201        if (!pEngineChannel) return;
202        VirtualMidiDevice* pMidiListener = new VirtualMidiDevice;
203        pEngineChannel->Connect(pMidiListener);
204        midi_listener_entry entry = {
205            pSamplerChannel, pEngineChannel, pMidiListener
206        };
207        channelMidiListeners.push_back(entry);
208    }
209    
210  void LSCPServer::EventHandler::AudioDeviceCountChanged(int NewCount) {  void LSCPServer::EventHandler::AudioDeviceCountChanged(int NewCount) {
211      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_audio_device_count, NewCount));      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_audio_device_count, NewCount));
212  }  }
# Line 152  void LSCPServer::EventHandler::MidiDevic Line 215  void LSCPServer::EventHandler::MidiDevic
215      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_midi_device_count, NewCount));      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_midi_device_count, NewCount));
216  }  }
217    
218    void LSCPServer::EventHandler::MidiDeviceToBeDestroyed(MidiInputDevice* pDevice) {
219        pDevice->RemoveMidiPortCountListener(this);
220        for (int i = 0; i < pDevice->PortCount(); ++i)
221            MidiPortToBeRemoved(pDevice->GetPort(i));
222    }
223    
224    void LSCPServer::EventHandler::MidiDeviceCreated(MidiInputDevice* pDevice) {
225        pDevice->AddMidiPortCountListener(this);
226        for (int i = 0; i < pDevice->PortCount(); ++i)
227            MidiPortAdded(pDevice->GetPort(i));
228    }
229    
230    void LSCPServer::EventHandler::MidiPortCountChanged(int NewCount) {
231        // yet unused
232    }
233    
234    void LSCPServer::EventHandler::MidiPortToBeRemoved(MidiInputPort* pPort) {
235        for (std::vector<device_midi_listener_entry>::iterator iter = deviceMidiListeners.begin(); iter != deviceMidiListeners.end(); ++iter) {
236            if ((*iter).pPort == pPort) {
237                VirtualMidiDevice* pMidiListener = (*iter).pMidiListener;
238                pPort->Disconnect(pMidiListener);
239                deviceMidiListeners.erase(iter);
240                delete pMidiListener;
241                return;
242            }
243        }
244    }
245    
246    void LSCPServer::EventHandler::MidiPortAdded(MidiInputPort* pPort) {
247        // find out the device ID
248        std::map<uint, MidiInputDevice*> devices =
249            pParent->pSampler->GetMidiInputDevices();
250        for (
251            std::map<uint, MidiInputDevice*>::iterator iter = devices.begin();
252            iter != devices.end(); ++iter
253        ) {
254            if (iter->second == pPort->GetDevice()) { // found
255                VirtualMidiDevice* pMidiListener = new VirtualMidiDevice;
256                pPort->Connect(pMidiListener);
257                device_midi_listener_entry entry = {
258                    pPort, pMidiListener, iter->first
259                };
260                deviceMidiListeners.push_back(entry);
261                return;
262            }
263        }
264    }
265    
266  void LSCPServer::EventHandler::MidiInstrumentCountChanged(int MapId, int NewCount) {  void LSCPServer::EventHandler::MidiInstrumentCountChanged(int MapId, int NewCount) {
267      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_midi_instr_count, MapId, NewCount));      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_midi_instr_count, MapId, NewCount));
268  }  }
# Line 188  void LSCPServer::EventHandler::TotalVoic Line 299  void LSCPServer::EventHandler::TotalVoic
299      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_total_voice_count, NewCount));      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_total_voice_count, NewCount));
300  }  }
301    
302    void LSCPServer::EventHandler::TotalStreamCountChanged(int NewCount) {
303        LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_total_stream_count, NewCount));
304    }
305    
306  #if HAVE_SQLITE3  #if HAVE_SQLITE3
307  void LSCPServer::DbInstrumentsEventHandler::DirectoryCountChanged(String Dir) {  void LSCPServer::DbInstrumentsEventHandler::DirectoryCountChanged(String Dir) {
308      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_db_instr_dir_count, InstrumentsDb::toEscapedPath(Dir)));      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_db_instr_dir_count, InstrumentsDb::toEscapedPath(Dir)));
# Line 222  void LSCPServer::DbInstrumentsEventHandl Line 337  void LSCPServer::DbInstrumentsEventHandl
337  }  }
338  #endif // HAVE_SQLITE3  #endif // HAVE_SQLITE3
339    
340    void LSCPServer::RemoveListeners() {
341        pSampler->RemoveChannelCountListener(&eventHandler);
342        pSampler->RemoveAudioDeviceCountListener(&eventHandler);
343        pSampler->RemoveMidiDeviceCountListener(&eventHandler);
344        pSampler->RemoveVoiceCountListener(&eventHandler);
345        pSampler->RemoveStreamCountListener(&eventHandler);
346        pSampler->RemoveBufferFillListener(&eventHandler);
347        pSampler->RemoveTotalStreamCountListener(&eventHandler);
348        pSampler->RemoveTotalVoiceCountListener(&eventHandler);
349        pSampler->RemoveFxSendCountListener(&eventHandler);
350        MidiInstrumentMapper::RemoveMidiInstrumentCountListener(&eventHandler);
351        MidiInstrumentMapper::RemoveMidiInstrumentInfoListener(&eventHandler);
352        MidiInstrumentMapper::RemoveMidiInstrumentMapCountListener(&eventHandler);
353        MidiInstrumentMapper::RemoveMidiInstrumentMapInfoListener(&eventHandler);
354    #if HAVE_SQLITE3
355        InstrumentsDb::GetInstrumentsDb()->RemoveInstrumentsDbListener(&dbInstrumentsEventHandler);
356    #endif
357    }
358    
359  /**  /**
360   * Blocks the calling thread until the LSCP Server is initialized and   * Blocks the calling thread until the LSCP Server is initialized and
# Line 284  int LSCPServer::Main() { Line 417  int LSCPServer::Main() {
417      pSampler->AddVoiceCountListener(&eventHandler);      pSampler->AddVoiceCountListener(&eventHandler);
418      pSampler->AddStreamCountListener(&eventHandler);      pSampler->AddStreamCountListener(&eventHandler);
419      pSampler->AddBufferFillListener(&eventHandler);      pSampler->AddBufferFillListener(&eventHandler);
420        pSampler->AddTotalStreamCountListener(&eventHandler);
421      pSampler->AddTotalVoiceCountListener(&eventHandler);      pSampler->AddTotalVoiceCountListener(&eventHandler);
422      pSampler->AddFxSendCountListener(&eventHandler);      pSampler->AddFxSendCountListener(&eventHandler);
423      MidiInstrumentMapper::AddMidiInstrumentCountListener(&eventHandler);      MidiInstrumentMapper::AddMidiInstrumentCountListener(&eventHandler);
# Line 303  int LSCPServer::Main() { Line 437  int LSCPServer::Main() {
437      timeval timeout;      timeval timeout;
438    
439      while (true) {      while (true) {
440            #if CONFIG_PTHREAD_TESTCANCEL
441                    TestCancel();
442            #endif
443          // check if some engine channel's parameter / status changed, if so notify the respective LSCP event subscribers          // check if some engine channel's parameter / status changed, if so notify the respective LSCP event subscribers
444          {          {
445              std::set<EngineChannel*> engineChannels = EngineChannelFactory::EngineChannelInstances();              std::set<EngineChannel*> engineChannels = EngineChannelFactory::EngineChannelInstances();
# Line 310  int LSCPServer::Main() { Line 447  int LSCPServer::Main() {
447              std::set<EngineChannel*>::iterator itEnd           = engineChannels.end();              std::set<EngineChannel*>::iterator itEnd           = engineChannels.end();
448              for (; itEngineChannel != itEnd; ++itEngineChannel) {              for (; itEngineChannel != itEnd; ++itEngineChannel) {
449                  if ((*itEngineChannel)->StatusChanged()) {                  if ((*itEngineChannel)->StatusChanged()) {
450                      SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_info, (*itEngineChannel)->iSamplerChannelIndex));                      SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_info, (*itEngineChannel)->GetSamplerChannel()->Index()));
451                  }                  }
452    
453                  for (int i = 0; i < (*itEngineChannel)->GetFxSendCount(); i++) {                  for (int i = 0; i < (*itEngineChannel)->GetFxSendCount(); i++) {
454                      FxSend* fxs = (*itEngineChannel)->GetFxSend(i);                      FxSend* fxs = (*itEngineChannel)->GetFxSend(i);
455                      if(fxs != NULL && fxs->IsInfoChanged()) {                      if(fxs != NULL && fxs->IsInfoChanged()) {
456                          int chn = (*itEngineChannel)->iSamplerChannelIndex;                          int chn = (*itEngineChannel)->GetSamplerChannel()->Index();
457                          LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_fx_send_info, chn, fxs->Id()));                          LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_fx_send_info, chn, fxs->Id()));
458                          fxs->SetInfoChanged(false);                          fxs->SetInfoChanged(false);
459                      }                      }
# Line 324  int LSCPServer::Main() { Line 461  int LSCPServer::Main() {
461              }              }
462          }          }
463    
464            // check if MIDI data arrived on some engine channel
465            for (int i = 0; i < eventHandler.channelMidiListeners.size(); ++i) {
466                const EventHandler::midi_listener_entry entry =
467                    eventHandler.channelMidiListeners[i];
468                VirtualMidiDevice* pMidiListener = entry.pMidiListener;
469                if (pMidiListener->NotesChanged()) {
470                    for (int iNote = 0; iNote < 128; iNote++) {
471                        if (pMidiListener->NoteChanged(iNote)) {
472                            const bool bActive = pMidiListener->NoteIsActive(iNote);
473                            LSCPServer::SendLSCPNotify(
474                                LSCPEvent(
475                                    LSCPEvent::event_channel_midi,
476                                    entry.pSamplerChannel->Index(),
477                                    std::string(bActive ? "NOTE_ON" : "NOTE_OFF"),
478                                    iNote,
479                                    bActive ? pMidiListener->NoteOnVelocity(iNote)
480                                            : pMidiListener->NoteOffVelocity(iNote)
481                                )
482                            );
483                        }
484                    }
485                }
486            }
487    
488            // check if MIDI data arrived on some MIDI device
489            for (int i = 0; i < eventHandler.deviceMidiListeners.size(); ++i) {
490                const EventHandler::device_midi_listener_entry entry =
491                    eventHandler.deviceMidiListeners[i];
492                VirtualMidiDevice* pMidiListener = entry.pMidiListener;
493                if (pMidiListener->NotesChanged()) {
494                    for (int iNote = 0; iNote < 128; iNote++) {
495                        if (pMidiListener->NoteChanged(iNote)) {
496                            const bool bActive = pMidiListener->NoteIsActive(iNote);
497                            LSCPServer::SendLSCPNotify(
498                                LSCPEvent(
499                                    LSCPEvent::event_device_midi,
500                                    entry.uiDeviceID,
501                                    entry.pPort->GetPortNumber(),
502                                    std::string(bActive ? "NOTE_ON" : "NOTE_OFF"),
503                                    iNote,
504                                    bActive ? pMidiListener->NoteOnVelocity(iNote)
505                                            : pMidiListener->NoteOffVelocity(iNote)
506                                )
507                            );
508                        }
509                    }
510                }
511            }
512    
513          //Now let's deliver late notifies (if any)          //Now let's deliver late notifies (if any)
514          NotifyBufferMutex.Lock();          NotifyBufferMutex.Lock();
515          for (std::map<int,String>::iterator iterNotify = bufferedNotifies.begin(); iterNotify != bufferedNotifies.end(); iterNotify++) {          for (std::map<int,String>::iterator iterNotify = bufferedNotifies.begin(); iterNotify != bufferedNotifies.end(); iterNotify++) {
# Line 342  int LSCPServer::Main() { Line 528  int LSCPServer::Main() {
528    
529          int retval = select(maxSessions+1, &selectSet, NULL, NULL, &timeout);          int retval = select(maxSessions+1, &selectSet, NULL, NULL, &timeout);
530    
531          if (retval == 0)          if (retval == 0 || (retval == -1 && errno == EINTR))
532                  continue; //Nothing try again                  continue; //Nothing try again
533          if (retval == -1) {          if (retval == -1) {
534                  std::cerr << "LSCPServer: Socket select error." << std::endl;                  std::cerr << "LSCPServer: Socket select error." << std::endl;
# Line 369  int LSCPServer::Main() { Line 555  int LSCPServer::Main() {
555                    exit(EXIT_FAILURE);                    exit(EXIT_FAILURE);
556                  }                  }
557          #else          #else
558                    struct linger linger;
559                    linger.l_onoff = 1;
560                    linger.l_linger = 0;
561                    if(setsockopt(socket, SOL_SOCKET, SO_LINGER, &linger, sizeof(linger))) {
562                        std::cerr << "LSCPServer: Failed to set SO_LINGER\n";
563                    }
564    
565                  if (fcntl(socket, F_SETFL, O_NONBLOCK)) {                  if (fcntl(socket, F_SETFL, O_NONBLOCK)) {
566                          std::cerr << "LSCPServer: F_SETFL O_NONBLOCK failed." << std::endl;                          std::cerr << "LSCPServer: F_SETFL O_NONBLOCK failed." << std::endl;
567                          exit(EXIT_FAILURE);                          exit(EXIT_FAILURE);
# Line 440  void LSCPServer::CloseConnection( std::v Line 633  void LSCPServer::CloseConnection( std::v
633          NotifyMutex.Unlock();          NotifyMutex.Unlock();
634  }  }
635    
636    void LSCPServer::CloseAllConnections() {
637        std::vector<yyparse_param_t>::iterator iter = Sessions.begin();
638        while(iter != Sessions.end()) {
639            CloseConnection(iter);
640            iter = Sessions.begin();
641        }
642    }
643    
644    void LSCPServer::LockRTNotify() {
645        RTNotifyMutex.Lock();
646    }
647    
648    void LSCPServer::UnlockRTNotify() {
649        RTNotifyMutex.Unlock();
650    }
651    
652  int LSCPServer::EventSubscribers( std::list<LSCPEvent::event_t> events ) {  int LSCPServer::EventSubscribers( std::list<LSCPEvent::event_t> events ) {
653          int subs = 0;          int subs = 0;
654          SubscriptionMutex.Lock();          SubscriptionMutex.Lock();
# Line 962  String LSCPServer::GetVoiceCount(uint ui Line 1171  String LSCPServer::GetVoiceCount(uint ui
1171      dmsg(2,("LSCPServer: GetVoiceCount(SamplerChannel=%d)\n", uiSamplerChannel));      dmsg(2,("LSCPServer: GetVoiceCount(SamplerChannel=%d)\n", uiSamplerChannel));
1172      LSCPResultSet result;      LSCPResultSet result;
1173      try {      try {
1174          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
         if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));  
         EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();  
         if (!pEngineChannel) throw Exception("No engine loaded on sampler channel");  
1175          if (!pEngineChannel->GetEngine()) throw Exception("No audio output device connected to sampler channel");          if (!pEngineChannel->GetEngine()) throw Exception("No audio output device connected to sampler channel");
1176          result.Add(pEngineChannel->GetEngine()->VoiceCount());          result.Add(pEngineChannel->GetEngine()->VoiceCount());
1177      }      }
# Line 983  String LSCPServer::GetStreamCount(uint u Line 1189  String LSCPServer::GetStreamCount(uint u
1189      dmsg(2,("LSCPServer: GetStreamCount(SamplerChannel=%d)\n", uiSamplerChannel));      dmsg(2,("LSCPServer: GetStreamCount(SamplerChannel=%d)\n", uiSamplerChannel));
1190      LSCPResultSet result;      LSCPResultSet result;
1191      try {      try {
1192          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
         if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));  
         EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();  
         if (!pEngineChannel) throw Exception("No engine type assigned to sampler channel");  
1193          if (!pEngineChannel->GetEngine()) throw Exception("No audio output device connected to sampler channel");          if (!pEngineChannel->GetEngine()) throw Exception("No audio output device connected to sampler channel");
1194          result.Add(pEngineChannel->GetEngine()->DiskStreamCount());          result.Add(pEngineChannel->GetEngine()->DiskStreamCount());
1195      }      }
# Line 1004  String LSCPServer::GetBufferFill(fill_re Line 1207  String LSCPServer::GetBufferFill(fill_re
1207      dmsg(2,("LSCPServer: GetBufferFill(ResponseType=%d, SamplerChannel=%d)\n", ResponseType, uiSamplerChannel));      dmsg(2,("LSCPServer: GetBufferFill(ResponseType=%d, SamplerChannel=%d)\n", ResponseType, uiSamplerChannel));
1208      LSCPResultSet result;      LSCPResultSet result;
1209      try {      try {
1210          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
         if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));  
         EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();  
         if (!pEngineChannel) throw Exception("No engine type assigned to sampler channel");  
1211          if (!pEngineChannel->GetEngine()) throw Exception("No audio output device connected to sampler channel");          if (!pEngineChannel->GetEngine()) throw Exception("No audio output device connected to sampler channel");
1212          if (!pEngineChannel->GetEngine()->DiskStreamSupported()) result.Add("NA");          if (!pEngineChannel->GetEngine()->DiskStreamSupported()) result.Add("NA");
1213          else {          else {
# Line 1095  String LSCPServer::GetMidiInputDriverInf Line 1295  String LSCPServer::GetMidiInputDriverInf
1295              for (;iter != parameters.end(); iter++) {              for (;iter != parameters.end(); iter++) {
1296                  if (s != "") s += ",";                  if (s != "") s += ",";
1297                  s += iter->first;                  s += iter->first;
1298                    delete iter->second;
1299              }              }
1300              result.Add("PARAMETERS", s);              result.Add("PARAMETERS", s);
1301          }          }
# Line 1119  String LSCPServer::GetAudioOutputDriverI Line 1320  String LSCPServer::GetAudioOutputDriverI
1320              for (;iter != parameters.end(); iter++) {              for (;iter != parameters.end(); iter++) {
1321                  if (s != "") s += ",";                  if (s != "") s += ",";
1322                  s += iter->first;                  s += iter->first;
1323                    delete iter->second;
1324              }              }
1325              result.Add("PARAMETERS", s);              result.Add("PARAMETERS", s);
1326          }          }
# Line 1149  String LSCPServer::GetMidiInputDriverPar Line 1351  String LSCPServer::GetMidiInputDriverPar
1351          if (oRangeMin)      result.Add("RANGE_MIN",     *oRangeMin);          if (oRangeMin)      result.Add("RANGE_MIN",     *oRangeMin);
1352          if (oRangeMax)      result.Add("RANGE_MAX",     *oRangeMax);          if (oRangeMax)      result.Add("RANGE_MAX",     *oRangeMax);
1353          if (oPossibilities) result.Add("POSSIBILITIES", *oPossibilities);          if (oPossibilities) result.Add("POSSIBILITIES", *oPossibilities);
1354            delete pParameter;
1355      }      }
1356      catch (Exception e) {      catch (Exception e) {
1357          result.Error(e);          result.Error(e);
# Line 1176  String LSCPServer::GetAudioOutputDriverP Line 1379  String LSCPServer::GetAudioOutputDriverP
1379          if (oRangeMin)      result.Add("RANGE_MIN",     *oRangeMin);          if (oRangeMin)      result.Add("RANGE_MIN",     *oRangeMin);
1380          if (oRangeMax)      result.Add("RANGE_MAX",     *oRangeMax);          if (oRangeMax)      result.Add("RANGE_MAX",     *oRangeMax);
1381          if (oPossibilities) result.Add("POSSIBILITIES", *oPossibilities);          if (oPossibilities) result.Add("POSSIBILITIES", *oPossibilities);
1382            delete pParameter;
1383      }      }
1384      catch (Exception e) {      catch (Exception e) {
1385          result.Error(e);          result.Error(e);
# Line 1685  String LSCPServer::SetVolume(double dVol Line 1889  String LSCPServer::SetVolume(double dVol
1889      dmsg(2,("LSCPServer: SetVolume(Volume=%f, SamplerChannel=%d)\n", dVolume, uiSamplerChannel));      dmsg(2,("LSCPServer: SetVolume(Volume=%f, SamplerChannel=%d)\n", dVolume, uiSamplerChannel));
1890      LSCPResultSet result;      LSCPResultSet result;
1891      try {      try {
1892          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
         if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));  
         EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();  
         if (!pEngineChannel) throw Exception("No engine type assigned to sampler channel");  
1893          pEngineChannel->Volume(dVolume);          pEngineChannel->Volume(dVolume);
1894      }      }
1895      catch (Exception e) {      catch (Exception e) {
# Line 1704  String LSCPServer::SetChannelMute(bool b Line 1905  String LSCPServer::SetChannelMute(bool b
1905      dmsg(2,("LSCPServer: SetChannelMute(bMute=%d,uiSamplerChannel=%d)\n",bMute,uiSamplerChannel));      dmsg(2,("LSCPServer: SetChannelMute(bMute=%d,uiSamplerChannel=%d)\n",bMute,uiSamplerChannel));
1906      LSCPResultSet result;      LSCPResultSet result;
1907      try {      try {
1908          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
         if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));  
   
         EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();  
         if (!pEngineChannel) throw Exception("No engine type assigned to sampler channel");  
1909    
1910          if(!bMute) pEngineChannel->SetMute((HasSoloChannel() && !pEngineChannel->GetSolo()) ? -1 : 0);          if(!bMute) pEngineChannel->SetMute((HasSoloChannel() && !pEngineChannel->GetSolo()) ? -1 : 0);
1911          else pEngineChannel->SetMute(1);          else pEngineChannel->SetMute(1);
# Line 1725  String LSCPServer::SetChannelSolo(bool b Line 1922  String LSCPServer::SetChannelSolo(bool b
1922      dmsg(2,("LSCPServer: SetChannelSolo(bSolo=%d,uiSamplerChannel=%d)\n",bSolo,uiSamplerChannel));      dmsg(2,("LSCPServer: SetChannelSolo(bSolo=%d,uiSamplerChannel=%d)\n",bSolo,uiSamplerChannel));
1923      LSCPResultSet result;      LSCPResultSet result;
1924      try {      try {
1925          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
         if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));  
   
         EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();  
         if (!pEngineChannel) throw Exception("No engine type assigned to sampler channel");  
1926    
1927          bool oldSolo = pEngineChannel->GetSolo();          bool oldSolo = pEngineChannel->GetSolo();
1928          bool hadSoloChannel = HasSoloChannel();          bool hadSoloChannel = HasSoloChannel();
# Line 1849  String LSCPServer::GetMidiInstrumentMapp Line 2042  String LSCPServer::GetMidiInstrumentMapp
2042      dmsg(2,("LSCPServer: GetMidiInstrumentMappings()\n"));      dmsg(2,("LSCPServer: GetMidiInstrumentMappings()\n"));
2043      LSCPResultSet result;      LSCPResultSet result;
2044      try {      try {
2045          result.Add(MidiInstrumentMapper::Entries(MidiMapID).size());          result.Add(MidiInstrumentMapper::GetInstrumentCount(MidiMapID));
2046      } catch (Exception e) {      } catch (Exception e) {
2047          result.Error(e);          result.Error(e);
2048      }      }
# Line 1860  String LSCPServer::GetMidiInstrumentMapp Line 2053  String LSCPServer::GetMidiInstrumentMapp
2053  String LSCPServer::GetAllMidiInstrumentMappings() {  String LSCPServer::GetAllMidiInstrumentMappings() {
2054      dmsg(2,("LSCPServer: GetAllMidiInstrumentMappings()\n"));      dmsg(2,("LSCPServer: GetAllMidiInstrumentMappings()\n"));
2055      LSCPResultSet result;      LSCPResultSet result;
2056      std::vector<int> maps = MidiInstrumentMapper::Maps();      try {
2057      int totalMappings = 0;          result.Add(MidiInstrumentMapper::GetInstrumentCount());
2058      for (int i = 0; i < maps.size(); i++) {      } catch (Exception e) {
2059          try {          result.Error(e);
             totalMappings += MidiInstrumentMapper::Entries(maps[i]).size();  
         } catch (Exception e) { /*NOOP*/ }  
2060      }      }
     result.Add(totalMappings);  
2061      return result.Produce();      return result.Produce();
2062  }  }
2063    
# Line 1875  String LSCPServer::GetMidiInstrumentMapp Line 2065  String LSCPServer::GetMidiInstrumentMapp
2065      dmsg(2,("LSCPServer: GetMidiIstrumentMapping()\n"));      dmsg(2,("LSCPServer: GetMidiIstrumentMapping()\n"));
2066      LSCPResultSet result;      LSCPResultSet result;
2067      try {      try {
2068          midi_prog_index_t idx;          MidiInstrumentMapper::entry_t entry = MidiInstrumentMapper::GetEntry(MidiMapID, MidiBank, MidiProg);
2069          idx.midi_bank_msb = (MidiBank >> 7) & 0x7f;          // convert the filename into the correct encoding as defined for LSCP
2070          idx.midi_bank_lsb = MidiBank & 0x7f;          // (especially in terms of special characters -> escape sequences)
         idx.midi_prog     = MidiProg;  
   
         std::map<midi_prog_index_t,MidiInstrumentMapper::entry_t> mappings = MidiInstrumentMapper::Entries(MidiMapID);  
         std::map<midi_prog_index_t,MidiInstrumentMapper::entry_t>::iterator iter = mappings.find(idx);  
         if (iter == mappings.end()) result.Error("there is no map entry with that index");  
         else { // found  
   
             // convert the filename into the correct encoding as defined for LSCP  
             // (especially in terms of special characters -> escape sequences)  
2071  #if WIN32  #if WIN32
2072              const String instrumentFileName = Path::fromWindows(iter->second.InstrumentFile).toLscp();          const String instrumentFileName = Path::fromWindows(entry.InstrumentFile).toLscp();
2073  #else  #else
2074              // assuming POSIX          // assuming POSIX
2075              const String instrumentFileName = Path::fromPosix(iter->second.InstrumentFile).toLscp();          const String instrumentFileName = Path::fromPosix(entry.InstrumentFile).toLscp();
2076  #endif  #endif
2077    
2078              result.Add("NAME", _escapeLscpResponse(iter->second.Name));          result.Add("NAME", _escapeLscpResponse(entry.Name));
2079              result.Add("ENGINE_NAME", iter->second.EngineName);          result.Add("ENGINE_NAME", entry.EngineName);
2080              result.Add("INSTRUMENT_FILE", instrumentFileName);          result.Add("INSTRUMENT_FILE", instrumentFileName);
2081              result.Add("INSTRUMENT_NR", (int) iter->second.InstrumentIndex);          result.Add("INSTRUMENT_NR", (int) entry.InstrumentIndex);
2082              String instrumentName;          String instrumentName;
2083              Engine* pEngine = EngineFactory::Create(iter->second.EngineName);          Engine* pEngine = EngineFactory::Create(entry.EngineName);
2084              if (pEngine) {          if (pEngine) {
2085                  if (pEngine->GetInstrumentManager()) {              if (pEngine->GetInstrumentManager()) {
2086                      InstrumentManager::instrument_id_t instrID;                  InstrumentManager::instrument_id_t instrID;
2087                      instrID.FileName = iter->second.InstrumentFile;                  instrID.FileName = entry.InstrumentFile;
2088                      instrID.Index    = iter->second.InstrumentIndex;                  instrID.Index    = entry.InstrumentIndex;
2089                      instrumentName = pEngine->GetInstrumentManager()->GetInstrumentName(instrID);                  instrumentName = pEngine->GetInstrumentManager()->GetInstrumentName(instrID);
                 }  
                 EngineFactory::Destroy(pEngine);  
             }  
             result.Add("INSTRUMENT_NAME", _escapeLscpResponse(instrumentName));  
             switch (iter->second.LoadMode) {  
                 case MidiInstrumentMapper::ON_DEMAND:  
                     result.Add("LOAD_MODE", "ON_DEMAND");  
                     break;  
                 case MidiInstrumentMapper::ON_DEMAND_HOLD:  
                     result.Add("LOAD_MODE", "ON_DEMAND_HOLD");  
                     break;  
                 case MidiInstrumentMapper::PERSISTENT:  
                     result.Add("LOAD_MODE", "PERSISTENT");  
                     break;  
                 default:  
                     throw Exception("entry reflects invalid LOAD_MODE, consider this as a bug!");  
2090              }              }
2091              result.Add("VOLUME", iter->second.Volume);              EngineFactory::Destroy(pEngine);
2092          }          }
2093            result.Add("INSTRUMENT_NAME", _escapeLscpResponse(instrumentName));
2094            switch (entry.LoadMode) {
2095                case MidiInstrumentMapper::ON_DEMAND:
2096                    result.Add("LOAD_MODE", "ON_DEMAND");
2097                    break;
2098                case MidiInstrumentMapper::ON_DEMAND_HOLD:
2099                    result.Add("LOAD_MODE", "ON_DEMAND_HOLD");
2100                    break;
2101                case MidiInstrumentMapper::PERSISTENT:
2102                    result.Add("LOAD_MODE", "PERSISTENT");
2103                    break;
2104                default:
2105                    throw Exception("entry reflects invalid LOAD_MODE, consider this as a bug!");
2106            }
2107            result.Add("VOLUME", entry.Volume);
2108      } catch (Exception e) {      } catch (Exception e) {
2109          result.Error(e);          result.Error(e);
2110      }      }
# Line 2095  String LSCPServer::SetChannelMap(uint ui Line 2275  String LSCPServer::SetChannelMap(uint ui
2275      dmsg(2,("LSCPServer: SetChannelMap()\n"));      dmsg(2,("LSCPServer: SetChannelMap()\n"));
2276      LSCPResultSet result;      LSCPResultSet result;
2277      try {      try {
2278          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
         if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));  
   
         EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();  
         if (!pEngineChannel) throw Exception("There is no engine deployed on this sampler channel yet");  
2279    
2280          if      (MidiMapID == -1) pEngineChannel->SetMidiInstrumentMapToNone();          if      (MidiMapID == -1) pEngineChannel->SetMidiInstrumentMapToNone();
2281          else if (MidiMapID == -2) pEngineChannel->SetMidiInstrumentMapToDefault();          else if (MidiMapID == -2) pEngineChannel->SetMidiInstrumentMapToDefault();
# Line 2278  String LSCPServer::EditSamplerChannelIns Line 2454  String LSCPServer::EditSamplerChannelIns
2454      dmsg(2,("LSCPServer: EditSamplerChannelInstrument(SamplerChannel=%d)\n", uiSamplerChannel));      dmsg(2,("LSCPServer: EditSamplerChannelInstrument(SamplerChannel=%d)\n", uiSamplerChannel));
2455      LSCPResultSet result;      LSCPResultSet result;
2456      try {      try {
2457          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
         if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));  
         EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();  
         if (!pEngineChannel) throw Exception("No engine type assigned to sampler channel");  
2458          if (pEngineChannel->InstrumentStatus() < 0) throw Exception("No instrument loaded to sampler channel");          if (pEngineChannel->InstrumentStatus() < 0) throw Exception("No instrument loaded to sampler channel");
2459          Engine* pEngine = pEngineChannel->GetEngine();          Engine* pEngine = pEngineChannel->GetEngine();
2460          InstrumentManager* pInstrumentManager = pEngine->GetInstrumentManager();          InstrumentManager* pInstrumentManager = pEngine->GetInstrumentManager();
# Line 2296  String LSCPServer::EditSamplerChannelIns Line 2469  String LSCPServer::EditSamplerChannelIns
2469      return result.Produce();      return result.Produce();
2470  }  }
2471    
2472    String LSCPServer::SendChannelMidiData(String MidiMsg, uint uiSamplerChannel, uint Arg1, uint Arg2) {
2473        dmsg(2,("LSCPServer: SendChannelMidiData(MidiMsg=%s,uiSamplerChannel=%d,Arg1=%d,Arg2=%d)\n", MidiMsg.c_str(), uiSamplerChannel, Arg1, Arg2));
2474        LSCPResultSet result;
2475        try {
2476            EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
2477    
2478            if (Arg1 > 127 || Arg2 > 127) {
2479                throw Exception("Invalid MIDI message");
2480            }
2481    
2482            VirtualMidiDevice* pMidiDevice = NULL;
2483            std::vector<EventHandler::midi_listener_entry>::iterator iter = eventHandler.channelMidiListeners.begin();
2484            for (; iter != eventHandler.channelMidiListeners.end(); ++iter) {
2485                if ((*iter).pEngineChannel == pEngineChannel) {
2486                    pMidiDevice = (*iter).pMidiListener;
2487                    break;
2488                }
2489            }
2490            
2491            if(pMidiDevice == NULL) throw Exception("Couldn't find virtual MIDI device");
2492    
2493            if (MidiMsg == "NOTE_ON") {
2494                pMidiDevice->SendNoteOnToDevice(Arg1, Arg2);
2495                bool b = pMidiDevice->SendNoteOnToSampler(Arg1, Arg2);
2496                if (!b) throw Exception("MIDI event failed: " + MidiMsg + " " + ToString(Arg1) + " " + ToString(Arg2));
2497            } else if (MidiMsg == "NOTE_OFF") {
2498                pMidiDevice->SendNoteOffToDevice(Arg1, Arg2);
2499                bool b = pMidiDevice->SendNoteOffToSampler(Arg1, Arg2);
2500                if (!b) throw Exception("MIDI event failed: " + MidiMsg + " " + ToString(Arg1) + " " + ToString(Arg2));
2501            } else {
2502                throw Exception("Unknown MIDI message type: " + MidiMsg);
2503            }
2504        } catch (Exception e) {
2505            result.Error(e);
2506        }
2507        return result.Produce();
2508    }
2509    
2510  /**  /**
2511   * Will be called by the parser to reset a particular sampler channel.   * Will be called by the parser to reset a particular sampler channel.
2512   */   */
# Line 2303  String LSCPServer::ResetChannel(uint uiS Line 2514  String LSCPServer::ResetChannel(uint uiS
2514      dmsg(2,("LSCPServer: ResetChannel(SamplerChannel=%d)\n", uiSamplerChannel));      dmsg(2,("LSCPServer: ResetChannel(SamplerChannel=%d)\n", uiSamplerChannel));
2515      LSCPResultSet result;      LSCPResultSet result;
2516      try {      try {
2517          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
         if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));  
         EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();  
         if (!pEngineChannel) throw Exception("No engine type assigned to sampler channel");  
2518          pEngineChannel->Reset();          pEngineChannel->Reset();
2519      }      }
2520      catch (Exception e) {      catch (Exception e) {
# Line 2347  String LSCPServer::GetServerInfo() { Line 2555  String LSCPServer::GetServerInfo() {
2555  }  }
2556    
2557  /**  /**
2558     * Will be called by the parser to return the current number of all active streams.
2559     */
2560    String LSCPServer::GetTotalStreamCount() {
2561        dmsg(2,("LSCPServer: GetTotalStreamCount()\n"));
2562        LSCPResultSet result;
2563        result.Add(pSampler->GetDiskStreamCount());
2564        return result.Produce();
2565    }
2566    
2567    /**
2568   * Will be called by the parser to return the current number of all active voices.   * Will be called by the parser to return the current number of all active voices.
2569   */   */
2570  String LSCPServer::GetTotalVoiceCount() {  String LSCPServer::GetTotalVoiceCount() {
# Line 2362  String LSCPServer::GetTotalVoiceCount() Line 2580  String LSCPServer::GetTotalVoiceCount()
2580  String LSCPServer::GetTotalVoiceCountMax() {  String LSCPServer::GetTotalVoiceCountMax() {
2581      dmsg(2,("LSCPServer: GetTotalVoiceCountMax()\n"));      dmsg(2,("LSCPServer: GetTotalVoiceCountMax()\n"));
2582      LSCPResultSet result;      LSCPResultSet result;
2583      result.Add(EngineFactory::EngineInstances().size() * CONFIG_MAX_VOICES);      result.Add(EngineFactory::EngineInstances().size() * GLOBAL_MAX_VOICES);
2584        return result.Produce();
2585    }
2586    
2587    /**
2588     * Will be called by the parser to return the sampler global maximum
2589     * allowed number of voices.
2590     */
2591    String LSCPServer::GetGlobalMaxVoices() {
2592        dmsg(2,("LSCPServer: GetGlobalMaxVoices()\n"));
2593        LSCPResultSet result;
2594        result.Add(GLOBAL_MAX_VOICES);
2595        return result.Produce();
2596    }
2597    
2598    /**
2599     * Will be called by the parser to set the sampler global maximum number of
2600     * voices.
2601     */
2602    String LSCPServer::SetGlobalMaxVoices(int iVoices) {
2603        dmsg(2,("LSCPServer: SetGlobalMaxVoices(%d)\n", iVoices));
2604        LSCPResultSet result;
2605        try {
2606            if (iVoices < 1) throw Exception("Maximum voices may not be less than 1");
2607            GLOBAL_MAX_VOICES = iVoices; // see common/global_private.cpp
2608            const std::set<Engine*>& engines = EngineFactory::EngineInstances();
2609            if (engines.size() > 0) {
2610                std::set<Engine*>::iterator iter = engines.begin();
2611                std::set<Engine*>::iterator end  = engines.end();
2612                for (; iter != end; ++iter) {
2613                    (*iter)->SetMaxVoices(iVoices);
2614                }
2615            }
2616            LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_global_info, "VOICES", GLOBAL_MAX_VOICES));
2617        } catch (Exception e) {
2618            result.Error(e);
2619        }
2620        return result.Produce();
2621    }
2622    
2623    /**
2624     * Will be called by the parser to return the sampler global maximum
2625     * allowed number of disk streams.
2626     */
2627    String LSCPServer::GetGlobalMaxStreams() {
2628        dmsg(2,("LSCPServer: GetGlobalMaxStreams()\n"));
2629        LSCPResultSet result;
2630        result.Add(GLOBAL_MAX_STREAMS);
2631        return result.Produce();
2632    }
2633    
2634    /**
2635     * Will be called by the parser to set the sampler global maximum number of
2636     * disk streams.
2637     */
2638    String LSCPServer::SetGlobalMaxStreams(int iStreams) {
2639        dmsg(2,("LSCPServer: SetGlobalMaxStreams(%d)\n", iStreams));
2640        LSCPResultSet result;
2641        try {
2642            if (iStreams < 0) throw Exception("Maximum disk streams may not be negative");
2643            GLOBAL_MAX_STREAMS = iStreams; // see common/global_private.cpp
2644            const std::set<Engine*>& engines = EngineFactory::EngineInstances();
2645            if (engines.size() > 0) {
2646                std::set<Engine*>::iterator iter = engines.begin();
2647                std::set<Engine*>::iterator end  = engines.end();
2648                for (; iter != end; ++iter) {
2649                    (*iter)->SetMaxDiskStreams(iStreams);
2650                }
2651            }
2652            LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_global_info, "STREAMS", GLOBAL_MAX_STREAMS));
2653        } catch (Exception e) {
2654            result.Error(e);
2655        }
2656      return result.Produce();      return result.Produce();
2657  }  }
2658    
# Line 2376  String LSCPServer::SetGlobalVolume(doubl Line 2666  String LSCPServer::SetGlobalVolume(doubl
2666      LSCPResultSet result;      LSCPResultSet result;
2667      try {      try {
2668          if (dVolume < 0) throw Exception("Volume may not be negative");          if (dVolume < 0) throw Exception("Volume may not be negative");
2669          GLOBAL_VOLUME = dVolume; // see common/global.cpp          GLOBAL_VOLUME = dVolume; // see common/global_private.cpp
2670          LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_global_info, "VOLUME", GLOBAL_VOLUME));          LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_global_info, "VOLUME", GLOBAL_VOLUME));
2671      } catch (Exception e) {      } catch (Exception e) {
2672          result.Error(e);          result.Error(e);
# Line 2503  String LSCPServer::GetFileInstrumentInfo Line 2793  String LSCPServer::GetFileInstrumentInfo
2793                  result.Add("FORMAT_VERSION", info.FormatVersion);                  result.Add("FORMAT_VERSION", info.FormatVersion);
2794                  result.Add("PRODUCT", info.Product);                  result.Add("PRODUCT", info.Product);
2795                  result.Add("ARTISTS", info.Artists);                  result.Add("ARTISTS", info.Artists);
2796    
2797                    std::stringstream ss;
2798                    bool b = false;
2799                    for (int i = 0; i < 128; i++) {
2800                        if (info.KeyBindings[i]) {
2801                            if (b) ss << ',';
2802                            ss << i; b = true;
2803                        }
2804                    }
2805                    result.Add("KEY_BINDINGS", ss.str());
2806    
2807                    b = false;
2808                    std::stringstream ss2;
2809                    for (int i = 0; i < 128; i++) {
2810                        if (info.KeySwitchBindings[i]) {
2811                            if (b) ss2 << ',';
2812                            ss2 << i; b = true;
2813                        }
2814                    }
2815                    result.Add("KEYSWITCH_BINDINGS", ss2.str());
2816                  // no more need to ask other engine types                  // no more need to ask other engine types
2817                  bFound = true;                  bFound = true;
2818              } else dmsg(1,("Warning: engine '%s' does not provide an instrument manager\n", engineTypes[i].c_str()));              } else dmsg(1,("Warning: engine '%s' does not provide an instrument manager\n", engineTypes[i].c_str()));
# Line 2529  void LSCPServer::VerifyFile(String Filen Line 2839  void LSCPServer::VerifyFile(String Filen
2839      if ( win32FileAttributeData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY ) {      if ( win32FileAttributeData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY ) {
2840          throw Exception("Directory is specified");          throw Exception("Directory is specified");
2841      }      }
2842      #else          #else
2843      struct stat statBuf;      File f(Filename);
2844      int res = stat(Filename.c_str(), &statBuf);      if(!f.Exist()) throw Exception(f.GetErrorMsg());
2845      if (res) {      if (f.IsDirectory()) throw Exception("Directory is specified");
         std::stringstream ss;  
         ss << "Fail to stat `" << Filename << "`: " << strerror(errno);  
         throw Exception(ss.str());  
     }  
   
     if (S_ISDIR(statBuf.st_mode)) {  
         throw Exception("Directory is specified");  
     }  
2846      #endif      #endif
2847  }  }
2848    
# Line 2735  String LSCPServer::AddDbInstruments(Stri Line 3037  String LSCPServer::AddDbInstruments(Stri
3037      return result.Produce();      return result.Produce();
3038  }  }
3039    
3040  String LSCPServer::AddDbInstruments(String ScanMode, String DbDir, String FsDir, bool bBackground) {  String LSCPServer::AddDbInstruments(String ScanMode, String DbDir, String FsDir, bool bBackground, bool insDir) {
3041      dmsg(2,("LSCPServer: AddDbInstruments(ScanMode=%s,DbDir=%s,FsDir=%s,bBackground=%d)\n", ScanMode.c_str(), DbDir.c_str(), FsDir.c_str(), bBackground));      dmsg(2,("LSCPServer: AddDbInstruments(ScanMode=%s,DbDir=%s,FsDir=%s,bBackground=%d,insDir=%d)\n", ScanMode.c_str(), DbDir.c_str(), FsDir.c_str(), bBackground, insDir));
3042      LSCPResultSet result;      LSCPResultSet result;
3043  #if HAVE_SQLITE3  #if HAVE_SQLITE3
3044      try {      try {
3045          int id;          int id;
3046          InstrumentsDb* db = InstrumentsDb::GetInstrumentsDb();          InstrumentsDb* db = InstrumentsDb::GetInstrumentsDb();
3047          if (ScanMode.compare("RECURSIVE") == 0) {          if (ScanMode.compare("RECURSIVE") == 0) {
3048             id = db->AddInstruments(RECURSIVE, DbDir, FsDir, bBackground);              id = db->AddInstruments(RECURSIVE, DbDir, FsDir, bBackground, insDir);
3049          } else if (ScanMode.compare("NON_RECURSIVE") == 0) {          } else if (ScanMode.compare("NON_RECURSIVE") == 0) {
3050             id = db->AddInstruments(NON_RECURSIVE, DbDir, FsDir, bBackground);              id = db->AddInstruments(NON_RECURSIVE, DbDir, FsDir, bBackground, insDir);
3051          } else if (ScanMode.compare("FLAT") == 0) {          } else if (ScanMode.compare("FLAT") == 0) {
3052             id = db->AddInstruments(FLAT, DbDir, FsDir, bBackground);              id = db->AddInstruments(FLAT, DbDir, FsDir, bBackground, insDir);
3053          } else {          } else {
3054              throw Exception("Unknown scan mode: " + ScanMode);              throw Exception("Unknown scan mode: " + ScanMode);
3055          }          }
# Line 2923  String LSCPServer::SetDbInstrumentDescri Line 3225  String LSCPServer::SetDbInstrumentDescri
3225      return result.Produce();      return result.Produce();
3226  }  }
3227    
3228    String LSCPServer::SetDbInstrumentFilePath(String OldPath, String NewPath) {
3229        dmsg(2,("LSCPServer: SetDbInstrumentFilePath(OldPath=%s,NewPath=%s)\n", OldPath.c_str(), NewPath.c_str()));
3230        LSCPResultSet result;
3231    #if HAVE_SQLITE3
3232        try {
3233            InstrumentsDb::GetInstrumentsDb()->SetInstrumentFilePath(OldPath, NewPath);
3234        } catch (Exception e) {
3235             result.Error(e);
3236        }
3237    #else
3238        result.Error(String(DOESNT_HAVE_SQLITE3), 0);
3239    #endif
3240        return result.Produce();
3241    }
3242    
3243    String LSCPServer::FindLostDbInstrumentFiles() {
3244        dmsg(2,("LSCPServer: FindLostDbInstrumentFiles()\n"));
3245        LSCPResultSet result;
3246    #if HAVE_SQLITE3
3247        try {
3248            String list;
3249            StringListPtr pLostFiles = InstrumentsDb::GetInstrumentsDb()->FindLostInstrumentFiles();
3250    
3251            for (int i = 0; i < pLostFiles->size(); i++) {
3252                if (list != "") list += ",";
3253                list += "'" + pLostFiles->at(i) + "'";
3254            }
3255    
3256            result.Add(list);
3257        } catch (Exception e) {
3258             result.Error(e);
3259        }
3260    #else
3261        result.Error(String(DOESNT_HAVE_SQLITE3), 0);
3262    #endif
3263        return result.Produce();
3264    }
3265    
3266  String LSCPServer::FindDbInstrumentDirectories(String Dir, std::map<String,String> Parameters, bool Recursive) {  String LSCPServer::FindDbInstrumentDirectories(String Dir, std::map<String,String> Parameters, bool Recursive) {
3267      dmsg(2,("LSCPServer: FindDbInstrumentDirectories(Dir=%s)\n", Dir.c_str()));      dmsg(2,("LSCPServer: FindDbInstrumentDirectories(Dir=%s)\n", Dir.c_str()));
3268      LSCPResultSet result;      LSCPResultSet result;
# Line 3053  String LSCPServer::SetEcho(yyparse_param Line 3393  String LSCPServer::SetEcho(yyparse_param
3393      }      }
3394      return result.Produce();      return result.Produce();
3395  }  }
3396    
3397    }
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