/[svn]/linuxsampler/trunk/src/network/lscpserver.cpp
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Diff of /linuxsampler/trunk/src/network/lscpserver.cpp

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revision 209 by schoenebeck, Sun Jul 18 00:29:39 2004 UTC revision 223 by schoenebeck, Sat Aug 21 11:43:53 2004 UTC
# Line 43  Line 43 
43   */   */
44  fd_set LSCPServer::fdSet;  fd_set LSCPServer::fdSet;
45  int LSCPServer::currentSocket = -1;  int LSCPServer::currentSocket = -1;
46  std::vector<int> LSCPServer::hSessions = std::vector<int>();  std::vector<yyparse_param_t> LSCPServer::Sessions = std::vector<yyparse_param_t>();
47  std::map<int,String> LSCPServer::bufferedNotifies = std::map<int,String>();  std::map<int,String> LSCPServer::bufferedNotifies = std::map<int,String>();
48  std::map<int,String> LSCPServer::bufferedCommands = std::map<int,String>();  std::map<int,String> LSCPServer::bufferedCommands = std::map<int,String>();
49  std::map< LSCPEvent::event_t, std::list<int> > LSCPServer::eventSubscriptions = std::map< LSCPEvent::event_t, std::list<int> >();  std::map< LSCPEvent::event_t, std::list<int> > LSCPServer::eventSubscriptions = std::map< LSCPEvent::event_t, std::list<int> >();
# Line 61  LSCPServer::LSCPServer(Sampler* pSampler Line 61  LSCPServer::LSCPServer(Sampler* pSampler
61      LSCPEvent::RegisterEvent(LSCPEvent::event_misc, "MISCELLANEOUS");      LSCPEvent::RegisterEvent(LSCPEvent::event_misc, "MISCELLANEOUS");
62  }  }
63    
64    /**
65     * Blocks the calling thread until the LSCP Server is initialized and
66     * accepting socket connections, if the server is already initialized then
67     * this method will return immediately.
68     * @param TimeoutSeconds     - optional: max. wait time in seconds
69     *                             (default: 0s)
70     * @param TimeoutNanoSeconds - optional: max wait time in nano seconds
71     *                             (default: 0ns)
72     * @returns  0 on success, a value less than 0 if timeout exceeded
73     */
74    int LSCPServer::WaitUntilInitialized(long TimeoutSeconds, long TimeoutNanoSeconds) {
75        return Initialized.WaitAndUnlockIf(false, TimeoutSeconds, TimeoutNanoSeconds);
76    }
77    
78  int LSCPServer::Main() {  int LSCPServer::Main() {
79      int hSocket = socket(AF_INET, SOCK_STREAM, 0);      int hSocket = socket(AF_INET, SOCK_STREAM, 0);
80      if (hSocket < 0) {      if (hSocket < 0) {
# Line 81  int LSCPServer::Main() { Line 95  int LSCPServer::Main() {
95      }      }
96    
97      listen(hSocket, 1);      listen(hSocket, 1);
98      dmsg(1,("LSCPServer: Server running.\n")); // server running      Initialized.Set(true);
99    
100      // now wait for client connections and handle their requests      // now wait for client connections and handle their requests
101      sockaddr_in client;      sockaddr_in client;
# Line 90  int LSCPServer::Main() { Line 104  int LSCPServer::Main() {
104      FD_SET(hSocket, &fdSet);      FD_SET(hSocket, &fdSet);
105      int maxSessions = hSocket;      int maxSessions = hSocket;
106    
     // Parser initialization  
     yyparse_param_t yyparse_param;  
     yyparse_param.pServer = this;  
   
107      while (true) {      while (true) {
108          fd_set selectSet = fdSet;          fd_set selectSet = fdSet;
109          int retval = select(maxSessions+1, &selectSet, NULL, NULL, NULL);          int retval = select(maxSessions+1, &selectSet, NULL, NULL, NULL);
# Line 118  int LSCPServer::Main() { Line 128  int LSCPServer::Main() {
128                          exit(EXIT_FAILURE);                          exit(EXIT_FAILURE);
129                  }                  }
130    
131                  hSessions.push_back(socket);                  // Parser initialization
132                    yyparse_param_t yyparse_param;
133                    yyparse_param.pServer  = this;
134                    yyparse_param.hSession = socket;
135    
136                    Sessions.push_back(yyparse_param);
137                  FD_SET(socket, &fdSet);                  FD_SET(socket, &fdSet);
138                  if (socket > maxSessions)                  if (socket > maxSessions)
139                          maxSessions = socket;                          maxSessions = socket;
# Line 128  int LSCPServer::Main() { Line 143  int LSCPServer::Main() {
143          }          }
144    
145          //Something was selected and it was not the hSocket, so it must be some command(s) coming.          //Something was selected and it was not the hSocket, so it must be some command(s) coming.
146          for (std::vector<int>::iterator iter = hSessions.begin(); iter !=  hSessions.end(); iter++) {          for (std::vector<yyparse_param_t>::iterator iter = Sessions.begin(); iter != Sessions.end(); iter++) {
147                  if (FD_ISSET(*iter, &selectSet)) {      //Was it this socket?                  if (FD_ISSET((*iter).hSession, &selectSet)) {   //Was it this socket?
148                          if (GetLSCPCommand(iter)) {     //Have we read the entire command?                          if (GetLSCPCommand(iter)) {     //Have we read the entire command?
149                                  dmsg(3,("LSCPServer: Got command on socket %d, calling parser.\n", currentSocket));                                  dmsg(3,("LSCPServer: Got command on socket %d, calling parser.\n", currentSocket));
150                                  yylex_init(&yyparse_param.pScanner);                                  int dummy; // just a temporary hack to fulfill the restart() function prototype
151                                  currentSocket = *iter;  //a hack                                  restart(NULL, dummy); // restart the 'scanner'
152                                  int result = yyparse(&yyparse_param);                                  currentSocket = (*iter).hSession;  //a hack
153                                    if ((*iter).bVerbose) { // if echo mode enabled
154                                        AnswerClient(bufferedCommands[currentSocket]);
155                                    }
156                                    int result = yyparse(&(*iter));
157                                  currentSocket = -1;     //continuation of a hack                                  currentSocket = -1;     //continuation of a hack
158                                  dmsg(3,("LSCPServer: Done parsing on socket %d.\n", currentSocket));                                  dmsg(3,("LSCPServer: Done parsing on socket %d.\n", currentSocket));
159                                  if (result == LSCP_QUIT) { //Was it a quit command by any chance?                                  if (result == LSCP_QUIT) { //Was it a quit command by any chance?
# Line 155  int LSCPServer::Main() { Line 174  int LSCPServer::Main() {
174          }          }
175          NotifyBufferMutex.Unlock();          NotifyBufferMutex.Unlock();
176      }      }
     //It will never get here anyway  
     //yylex_destroy(yyparse_param.pScanner);  
177  }  }
178    
179  void LSCPServer::CloseConnection( std::vector<int>::iterator iter ) {  void LSCPServer::CloseConnection( std::vector<yyparse_param_t>::iterator iter ) {
180          int socket = *iter;          int socket = (*iter).hSession;
181          dmsg(1,("LSCPServer: Client connection terminated on socket:%d.\n",socket));          dmsg(1,("LSCPServer: Client connection terminated on socket:%d.\n",socket));
182          LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_misc, "Client connection terminated on socket", socket));          LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_misc, "Client connection terminated on socket", socket));
183          hSessions.erase(iter);          Sessions.erase(iter);
184          FD_CLR(socket,  &fdSet);          FD_CLR(socket,  &fdSet);
185          SubscriptionMutex.Lock(); //Must unsubscribe this socket from all events (if any)          SubscriptionMutex.Lock(); //Must unsubscribe this socket from all events (if any)
186          for (std::map< LSCPEvent::event_t, std::list<int> >::iterator iter = eventSubscriptions.begin(); iter != eventSubscriptions.end(); iter++) {          for (std::map< LSCPEvent::event_t, std::list<int> >::iterator iter = eventSubscriptions.begin(); iter != eventSubscriptions.end(); iter++) {
# Line 227  extern int GetLSCPCommand( void *buf, in Line 244  extern int GetLSCPCommand( void *buf, in
244   * If command is read, it will return true. Otherwise false is returned.   * If command is read, it will return true. Otherwise false is returned.
245   * In any case the received portion (complete or incomplete) is saved into bufferedCommand map.   * In any case the received portion (complete or incomplete) is saved into bufferedCommand map.
246   */   */
247  bool LSCPServer::GetLSCPCommand( std::vector<int>::iterator iter ) {  bool LSCPServer::GetLSCPCommand( std::vector<yyparse_param_t>::iterator iter ) {
248          int socket = *iter;          int socket = (*iter).hSession;
249          char c;          char c;
250          int i = 0;          int i = 0;
251          while (true) {          while (true) {
# Line 373  String LSCPServer::DestroyAudioOutputDev Line 390  String LSCPServer::DestroyAudioOutputDev
390      LSCPResultSet result;      LSCPResultSet result;
391      try {      try {
392          std::map<uint, AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();          std::map<uint, AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
393          if (!devices[DeviceIndex]) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceIndex) + ".");          if (!devices.count(DeviceIndex)) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceIndex) + ".");
394          AudioOutputDevice* pDevice = devices[DeviceIndex];          AudioOutputDevice* pDevice = devices[DeviceIndex];
395          pSampler->DestroyAudioOutputDevice(pDevice);          pSampler->DestroyAudioOutputDevice(pDevice);
396      }      }
# Line 388  String LSCPServer::DestroyMidiInputDevic Line 405  String LSCPServer::DestroyMidiInputDevic
405      LSCPResultSet result;      LSCPResultSet result;
406      try {      try {
407          std::map<uint, MidiInputDevice*> devices = pSampler->GetMidiInputDevices();          std::map<uint, MidiInputDevice*> devices = pSampler->GetMidiInputDevices();
408            if (!devices.count(DeviceIndex)) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceIndex) + ".");
409          MidiInputDevice* pDevice = devices[DeviceIndex];          MidiInputDevice* pDevice = devices[DeviceIndex];
         if (!pDevice) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceIndex) + ".");  
410          pSampler->DestroyMidiInputDevice(pDevice);          pSampler->DestroyMidiInputDevice(pDevice);
411      }      }
412      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
# Line 409  String LSCPServer::LoadInstrument(String Line 426  String LSCPServer::LoadInstrument(String
426          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");
427          Engine* pEngine = pSamplerChannel->GetEngine();          Engine* pEngine = pSamplerChannel->GetEngine();
428          if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");          if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");
429          if (pSamplerChannel->GetAudioOutputDevice() == NULL)          if (!pSamplerChannel->GetAudioOutputDevice())
430              throw LinuxSamplerException("No audio output device on channel");              throw LinuxSamplerException("No audio output device on channel");
431          if (bBackground) {          if (bBackground) {
432              LSCPLoadInstrument *pLoadInstrument = new LSCPLoadInstrument(pEngine, Filename.c_str(), uiInstrument);              LSCPLoadInstrument *pLoadInstrument = new LSCPLoadInstrument(pEngine, Filename.c_str(), uiInstrument);
# Line 727  String LSCPServer::GetMidiInputDriverPar Line 744  String LSCPServer::GetMidiInputDriverPar
744          result.Add("MANDATORY",    pParameter->Mandatory());          result.Add("MANDATORY",    pParameter->Mandatory());
745          result.Add("FIX",          pParameter->Fix());          result.Add("FIX",          pParameter->Fix());
746          result.Add("MULTIPLICITY", pParameter->Multiplicity());          result.Add("MULTIPLICITY", pParameter->Multiplicity());
747          if (pParameter->Depends())       result.Add("DEPENDS",       pParameter->Depends());          if (pParameter->Depends())       result.Add("DEPENDS",       *pParameter->Depends());
748          if (pParameter->Default())       result.Add("DEFAULT",       pParameter->Default());          if (pParameter->Default())       result.Add("DEFAULT",       *pParameter->Default());
749          if (pParameter->RangeMin())      result.Add("RANGE_MIN",     pParameter->RangeMin());          if (pParameter->RangeMin())      result.Add("RANGE_MIN",     *pParameter->RangeMin());
750          if (pParameter->RangeMax())      result.Add("RANGE_MAX",     pParameter->RangeMax());          if (pParameter->RangeMax())      result.Add("RANGE_MAX",     *pParameter->RangeMax());
751          if (pParameter->Possibilities()) result.Add("POSSIBILITIES", pParameter->Possibilities());          if (pParameter->Possibilities()) result.Add("POSSIBILITIES", *pParameter->Possibilities());
752      }      }
753      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
754          result.Error(e);          result.Error(e);
# Line 749  String LSCPServer::GetAudioOutputDriverP Line 766  String LSCPServer::GetAudioOutputDriverP
766          result.Add("MANDATORY",    pParameter->Mandatory());          result.Add("MANDATORY",    pParameter->Mandatory());
767          result.Add("FIX",          pParameter->Fix());          result.Add("FIX",          pParameter->Fix());
768          result.Add("MULTIPLICITY", pParameter->Multiplicity());          result.Add("MULTIPLICITY", pParameter->Multiplicity());
769          if (pParameter->Depends())       result.Add("DEPENDS",       pParameter->Depends());          if (pParameter->Depends())       result.Add("DEPENDS",       *pParameter->Depends());
770          if (pParameter->Default())       result.Add("DEFAULT",       pParameter->Default());          if (pParameter->Default())       result.Add("DEFAULT",       *pParameter->Default());
771          if (pParameter->RangeMin())      result.Add("RANGE_MIN",     pParameter->RangeMin());          if (pParameter->RangeMin())      result.Add("RANGE_MIN",     *pParameter->RangeMin());
772          if (pParameter->RangeMax())      result.Add("RANGE_MAX",     pParameter->RangeMax());          if (pParameter->RangeMax())      result.Add("RANGE_MAX",     *pParameter->RangeMax());
773          if (pParameter->Possibilities()) result.Add("POSSIBILITIES", pParameter->Possibilities());          if (pParameter->Possibilities()) result.Add("POSSIBILITIES", *pParameter->Possibilities());
774      }      }
775      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
776          result.Error(e);          result.Error(e);
# Line 830  String LSCPServer::GetAudioOutputDeviceI Line 847  String LSCPServer::GetAudioOutputDeviceI
847      LSCPResultSet result;      LSCPResultSet result;
848      try {      try {
849          std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();          std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
850          if (!devices[DeviceIndex]) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceIndex) + ".");          if (!devices.count(DeviceIndex)) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceIndex) + ".");
851          AudioOutputDevice* pDevice = devices[DeviceIndex];          AudioOutputDevice* pDevice = devices[DeviceIndex];
852          result.Add("driver", pDevice->Driver());          result.Add("DRIVER", pDevice->Driver());
853          std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();          std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();
854          std::map<String,DeviceCreationParameter*>::iterator iter = parameters.begin();          std::map<String,DeviceCreationParameter*>::iterator iter = parameters.begin();
855          for (; iter != parameters.end(); iter++) {          for (; iter != parameters.end(); iter++) {
# Line 850  String LSCPServer::GetMidiInputDeviceInf Line 867  String LSCPServer::GetMidiInputDeviceInf
867      LSCPResultSet result;      LSCPResultSet result;
868      try {      try {
869          std::map<uint,MidiInputDevice*> devices = pSampler->GetMidiInputDevices();          std::map<uint,MidiInputDevice*> devices = pSampler->GetMidiInputDevices();
870            if (!devices.count(DeviceIndex)) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(DeviceIndex) + ".");
871          MidiInputDevice* pDevice = devices[DeviceIndex];          MidiInputDevice* pDevice = devices[DeviceIndex];
872          if (!pDevice) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(DeviceIndex) + ".");          result.Add("DRIVER", pDevice->Driver());
         result.Add("driver", pDevice->Driver());  
873          std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();          std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();
874          std::map<String,DeviceCreationParameter*>::iterator iter = parameters.begin();          std::map<String,DeviceCreationParameter*>::iterator iter = parameters.begin();
875          for (; iter != parameters.end(); iter++) {          for (; iter != parameters.end(); iter++) {
# Line 868  String LSCPServer::GetMidiInputPortInfo( Line 885  String LSCPServer::GetMidiInputPortInfo(
885      dmsg(2,("LSCPServer: GetMidiInputPortInfo(DeviceIndex=%d, PortIndex=%d)\n",DeviceIndex, PortIndex));      dmsg(2,("LSCPServer: GetMidiInputPortInfo(DeviceIndex=%d, PortIndex=%d)\n",DeviceIndex, PortIndex));
886      LSCPResultSet result;      LSCPResultSet result;
887      try {      try {
888            // get MIDI input device
889          std::map<uint,MidiInputDevice*> devices = pSampler->GetMidiInputDevices();          std::map<uint,MidiInputDevice*> devices = pSampler->GetMidiInputDevices();
890            if (!devices.count(DeviceIndex)) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(DeviceIndex) + ".");
891          MidiInputDevice* pDevice = devices[DeviceIndex];          MidiInputDevice* pDevice = devices[DeviceIndex];
892          if (!pDevice) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(DeviceIndex) + ".");  
893          MidiInputDevice::MidiInputPort* pMidiInputPort = pDevice->GetPort(PortIndex);          // get MIDI port
894          if (!pMidiInputPort) throw LinuxSamplerException("There is no MIDI input port with index " + ToString(PortIndex) + ".");          MidiInputPort* pMidiInputPort = pDevice->GetPort(PortIndex);
895          std::map<String,DeviceCreationParameter*> parameters = pMidiInputPort->DeviceParameters();          if (!pMidiInputPort) throw LinuxSamplerException("There is no MIDI input port with index " + ToString(PortIndex) + ".");
896          std::map<String,DeviceCreationParameter*>::iterator iter = parameters.begin();  
897            // return the values of all MIDI port parameters
898            std::map<String,DeviceRuntimeParameter*> parameters = pMidiInputPort->PortParameters();
899            std::map<String,DeviceRuntimeParameter*>::iterator iter = parameters.begin();
900          for (; iter != parameters.end(); iter++) {          for (; iter != parameters.end(); iter++) {
901              result.Add(iter->first, iter->second->Value());              result.Add(iter->first, iter->second->Value());
902          }          }
# Line 891  String LSCPServer::GetAudioOutputChannel Line 913  String LSCPServer::GetAudioOutputChannel
913      try {      try {
914          // get audio output device          // get audio output device
915          std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();          std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
916          if (!devices[DeviceId]) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceId) + ".");          if (!devices.count(DeviceId)) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceId) + ".");
917          AudioOutputDevice* pDevice = devices[DeviceId];          AudioOutputDevice* pDevice = devices[DeviceId];
918    
919          // get audio channel          // get audio channel
# Line 915  String LSCPServer::GetMidiInputPortParam Line 937  String LSCPServer::GetMidiInputPortParam
937      dmsg(2,("LSCPServer: GetMidiInputPortParameterInfo(DeviceId=%d,PortId=%d,ParameterName=%s)\n",DeviceId,PortId,ParameterName.c_str()));      dmsg(2,("LSCPServer: GetMidiInputPortParameterInfo(DeviceId=%d,PortId=%d,ParameterName=%s)\n",DeviceId,PortId,ParameterName.c_str()));
938      LSCPResultSet result;      LSCPResultSet result;
939      try {      try {
940          // get audio output device          // get MIDI input device
941          std::map<uint,MidiInputDevice*> devices = pSampler->GetMidiInputDevices();          std::map<uint,MidiInputDevice*> devices = pSampler->GetMidiInputDevices();
942          if (!devices[DeviceId]) throw LinuxSamplerException("There is no midi input device with index " + ToString(DeviceId) + ".");          if (!devices.count(DeviceId)) throw LinuxSamplerException("There is no midi input device with index " + ToString(DeviceId) + ".");
943          MidiInputDevice* pDevice = devices[DeviceId];          MidiInputDevice* pDevice = devices[DeviceId];
944    
945          // get midi port          // get midi port
946          MidiInputDevice::MidiInputPort* pPort = pDevice->GetPort(PortId);          MidiInputPort* pPort = pDevice->GetPort(PortId);
947          if (!pPort) throw LinuxSamplerException("Midi input device does not have port " + ToString(PortId) + ".");          if (!pPort) throw LinuxSamplerException("Midi input device does not have port " + ToString(PortId) + ".");
948    
949          // get desired port parameter          // get desired port parameter
950          std::map<String,DeviceCreationParameter*> parameters = pPort->DeviceParameters();          std::map<String,DeviceRuntimeParameter*> parameters = pPort->PortParameters();
951          if (!parameters[ParameterName]) throw LinuxSamplerException("Midi port does not provice a parameters '" + ParameterName + "'.");          if (!parameters.count(ParameterName)) throw LinuxSamplerException("Midi port does not provide a parameter '" + ParameterName + "'.");
952          DeviceCreationParameter* pParameter = parameters[ParameterName];          DeviceRuntimeParameter* pParameter = parameters[ParameterName];
953    
954          // return all fields of this audio channel parameter          // return all fields of this audio channel parameter
955          result.Add("TYPE",         pParameter->Type());          result.Add("TYPE",         pParameter->Type());
956          result.Add("DESCRIPTION",  pParameter->Description());          result.Add("DESCRIPTION",  pParameter->Description());
957          result.Add("FIX",          pParameter->Fix());          result.Add("FIX",          pParameter->Fix());
958          result.Add("MULTIPLICITY", pParameter->Multiplicity());          result.Add("MULTIPLICITY", pParameter->Multiplicity());
959          if (pParameter->RangeMin())      result.Add("RANGE_MIN",     pParameter->RangeMin());          if (pParameter->RangeMin())      result.Add("RANGE_MIN",     *pParameter->RangeMin());
960          if (pParameter->RangeMax())      result.Add("RANGE_MAX",     pParameter->RangeMax());          if (pParameter->RangeMax())      result.Add("RANGE_MAX",     *pParameter->RangeMax());
961          if (pParameter->Possibilities()) result.Add("POSSIBILITIES", pParameter->Possibilities());          if (pParameter->Possibilities()) result.Add("POSSIBILITIES", *pParameter->Possibilities());
962      }      }
963      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
964          result.Error(e);          result.Error(e);
# Line 950  String LSCPServer::GetAudioOutputChannel Line 972  String LSCPServer::GetAudioOutputChannel
972      try {      try {
973          // get audio output device          // get audio output device
974          std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();          std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
975          if (!devices[DeviceId]) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceId) + ".");          if (!devices.count(DeviceId)) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceId) + ".");
976          AudioOutputDevice* pDevice = devices[DeviceId];          AudioOutputDevice* pDevice = devices[DeviceId];
977    
978          // get audio channel          // get audio channel
# Line 959  String LSCPServer::GetAudioOutputChannel Line 981  String LSCPServer::GetAudioOutputChannel
981    
982          // get desired audio channel parameter          // get desired audio channel parameter
983          std::map<String,DeviceRuntimeParameter*> parameters = pChannel->ChannelParameters();          std::map<String,DeviceRuntimeParameter*> parameters = pChannel->ChannelParameters();
984          if (!parameters[ParameterName]) throw LinuxSamplerException("Audio channel does not provide a parameter '" + ParameterName + "'.");          if (!parameters.count(ParameterName)) throw LinuxSamplerException("Audio channel does not provide a parameter '" + ParameterName + "'.");
985          DeviceRuntimeParameter* pParameter = parameters[ParameterName];          DeviceRuntimeParameter* pParameter = parameters[ParameterName];
986    
987          // return all fields of this audio channel parameter          // return all fields of this audio channel parameter
# Line 967  String LSCPServer::GetAudioOutputChannel Line 989  String LSCPServer::GetAudioOutputChannel
989          result.Add("DESCRIPTION",  pParameter->Description());          result.Add("DESCRIPTION",  pParameter->Description());
990          result.Add("FIX",          pParameter->Fix());          result.Add("FIX",          pParameter->Fix());
991          result.Add("MULTIPLICITY", pParameter->Multiplicity());          result.Add("MULTIPLICITY", pParameter->Multiplicity());
992          if (pParameter->RangeMin())      result.Add("RANGE_MIN",     pParameter->RangeMin());          if (pParameter->RangeMin())      result.Add("RANGE_MIN",     *pParameter->RangeMin());
993          if (pParameter->RangeMax())      result.Add("RANGE_MAX",     pParameter->RangeMax());          if (pParameter->RangeMax())      result.Add("RANGE_MAX",     *pParameter->RangeMax());
994          if (pParameter->Possibilities()) result.Add("POSSIBILITIES", pParameter->Possibilities());          if (pParameter->Possibilities()) result.Add("POSSIBILITIES", *pParameter->Possibilities());
995      }      }
996      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
997          result.Error(e);          result.Error(e);
# Line 983  String LSCPServer::SetAudioOutputChannel Line 1005  String LSCPServer::SetAudioOutputChannel
1005      try {      try {
1006          // get audio output device          // get audio output device
1007          std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();          std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
1008          if (!devices[DeviceId]) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceId) + ".");          if (!devices.count(DeviceId)) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceId) + ".");
1009          AudioOutputDevice* pDevice = devices[DeviceId];          AudioOutputDevice* pDevice = devices[DeviceId];
1010    
1011          // get audio channel          // get audio channel
# Line 992  String LSCPServer::SetAudioOutputChannel Line 1014  String LSCPServer::SetAudioOutputChannel
1014    
1015          // get desired audio channel parameter          // get desired audio channel parameter
1016          std::map<String,DeviceRuntimeParameter*> parameters = pChannel->ChannelParameters();          std::map<String,DeviceRuntimeParameter*> parameters = pChannel->ChannelParameters();
1017          if (!parameters[ParamKey]) throw LinuxSamplerException("Audio channel does not provide a parameter '" + ParamKey + "'.");          if (!parameters.count(ParamKey)) throw LinuxSamplerException("Audio channel does not provide a parameter '" + ParamKey + "'.");
1018          DeviceRuntimeParameter* pParameter = parameters[ParamKey];          DeviceRuntimeParameter* pParameter = parameters[ParamKey];
1019    
1020          // set new channel parameter value          // set new channel parameter value
# Line 1009  String LSCPServer::SetAudioOutputDeviceP Line 1031  String LSCPServer::SetAudioOutputDeviceP
1031      LSCPResultSet result;      LSCPResultSet result;
1032      try {      try {
1033          std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();          std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
1034          if (!devices[DeviceIndex]) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceIndex) + ".");          if (!devices.count(DeviceIndex)) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceIndex) + ".");
1035          AudioOutputDevice* pDevice = devices[DeviceIndex];          AudioOutputDevice* pDevice = devices[DeviceIndex];
1036          std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();          std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();
1037          if (!parameters[ParamKey]) throw LinuxSamplerException("Audio output device " + ToString(DeviceIndex) + " does not have a device parameter '" + ParamKey + "'");          if (!parameters.count(ParamKey)) throw LinuxSamplerException("Audio output device " + ToString(DeviceIndex) + " does not have a device parameter '" + ParamKey + "'");
1038          parameters[ParamKey]->SetValue(ParamVal);          parameters[ParamKey]->SetValue(ParamVal);
1039      }      }
1040      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
# Line 1026  String LSCPServer::SetMidiInputDevicePar Line 1048  String LSCPServer::SetMidiInputDevicePar
1048      LSCPResultSet result;      LSCPResultSet result;
1049      try {      try {
1050          std::map<uint,MidiInputDevice*> devices = pSampler->GetMidiInputDevices();          std::map<uint,MidiInputDevice*> devices = pSampler->GetMidiInputDevices();
1051          if (!devices[DeviceIndex]) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(DeviceIndex) + ".");          if (!devices.count(DeviceIndex)) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(DeviceIndex) + ".");
1052          MidiInputDevice* pDevice = devices[DeviceIndex];          MidiInputDevice* pDevice = devices[DeviceIndex];
1053          std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();          std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();
1054          if (!parameters[ParamKey]) throw LinuxSamplerException("MIDI input device " + ToString(DeviceIndex) + " does not have a device parameter '" + ParamKey + "'");          if (!parameters.count(ParamKey)) throw LinuxSamplerException("MIDI input device " + ToString(DeviceIndex) + " does not have a device parameter '" + ParamKey + "'");
1055          parameters[ParamKey]->SetValue(ParamVal);          parameters[ParamKey]->SetValue(ParamVal);
1056      }      }
1057      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
# Line 1042  String LSCPServer::SetMidiInputPortParam Line 1064  String LSCPServer::SetMidiInputPortParam
1064      dmsg(2,("LSCPServer: SetMidiOutputDeviceParameter(DeviceIndex=%d,ParamKey=%s,ParamVal=%s)\n",DeviceIndex,ParamKey.c_str(),ParamVal.c_str()));      dmsg(2,("LSCPServer: SetMidiOutputDeviceParameter(DeviceIndex=%d,ParamKey=%s,ParamVal=%s)\n",DeviceIndex,ParamKey.c_str(),ParamVal.c_str()));
1065      LSCPResultSet result;      LSCPResultSet result;
1066      try {      try {
1067            // get MIDI input device
1068          std::map<uint,MidiInputDevice*> devices = pSampler->GetMidiInputDevices();          std::map<uint,MidiInputDevice*> devices = pSampler->GetMidiInputDevices();
1069            if (!devices.count(DeviceIndex)) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(DeviceIndex) + ".");
1070          MidiInputDevice* pDevice = devices[DeviceIndex];          MidiInputDevice* pDevice = devices[DeviceIndex];
1071          if (!pDevice) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(DeviceIndex) + ".");  
1072          MidiInputDevice::MidiInputPort* pMidiInputPort = pDevice->GetPort(PortIndex);          // get MIDI port
1073          if (!pMidiInputPort) throw LinuxSamplerException("There is no MIDI input port with index " + ToString(PortIndex) + ".");          MidiInputPort* pMidiInputPort = pDevice->GetPort(PortIndex);
1074          std::map<String,DeviceCreationParameter*> parameters = pMidiInputPort->DeviceParameters();          if (!pMidiInputPort) throw LinuxSamplerException("There is no MIDI input port with index " + ToString(PortIndex) + ".");
1075          if (!parameters[ParamKey]) throw LinuxSamplerException("MIDI input device " + ToString(PortIndex) + " does not have a parameter '" + ParamKey + "'");  
1076            // set port parameter value
1077            std::map<String,DeviceRuntimeParameter*> parameters = pMidiInputPort->PortParameters();
1078            if (!parameters.count(ParamKey)) throw LinuxSamplerException("MIDI input device " + ToString(PortIndex) + " does not have a parameter '" + ParamKey + "'");
1079          parameters[ParamKey]->SetValue(ParamVal);          parameters[ParamKey]->SetValue(ParamVal);
1080      }      }
1081      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
# Line 1073  String LSCPServer::SetAudioOutputDevice( Line 1100  String LSCPServer::SetAudioOutputDevice(
1100          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1101          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));
1102          std::map<uint, AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();          std::map<uint, AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
1103            if (!devices.count(AudioDeviceId)) throw LinuxSamplerException("There is no audio output device with index " + ToString(AudioDeviceId));
1104          AudioOutputDevice* pDevice = devices[AudioDeviceId];          AudioOutputDevice* pDevice = devices[AudioDeviceId];
         if (!pDevice) throw LinuxSamplerException("There is no audio output device with index " + ToString(AudioDeviceId));  
1105          pSamplerChannel->SetAudioOutputDevice(pDevice);          pSamplerChannel->SetAudioOutputDevice(pDevice);
1106      }      }
1107      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
# Line 1140  String LSCPServer::SetMIDIInputChannel(u Line 1167  String LSCPServer::SetMIDIInputChannel(u
1167      try {      try {
1168          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1169          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));
1170          pSamplerChannel->SetMidiInputChannel((MidiInputDevice::MidiInputPort::midi_chan_t) MIDIChannel);          pSamplerChannel->SetMidiInputChannel((MidiInputPort::midi_chan_t) MIDIChannel);
1171      }      }
1172      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
1173           result.Error(e);           result.Error(e);
# Line 1155  String LSCPServer::SetMIDIInputDevice(ui Line 1182  String LSCPServer::SetMIDIInputDevice(ui
1182          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1183          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));
1184          std::map<uint, MidiInputDevice*> devices = pSampler->GetMidiInputDevices();          std::map<uint, MidiInputDevice*> devices = pSampler->GetMidiInputDevices();
1185            if (!devices.count(MIDIDeviceId)) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(MIDIDeviceId));
1186          MidiInputDevice* pDevice = devices[MIDIDeviceId];          MidiInputDevice* pDevice = devices[MIDIDeviceId];
         if (!pDevice) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(MIDIDeviceId));  
1187          pSamplerChannel->SetMidiInputDevice(pDevice);          pSamplerChannel->SetMidiInputDevice(pDevice);
1188      }      }
1189      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
# Line 1190  String LSCPServer::SetMIDIInputType(Stri Line 1217  String LSCPServer::SetMIDIInputType(Stri
1217              pDevice = pSampler->CreateMidiInputDevice(MidiInputDriver, params);              pDevice = pSampler->CreateMidiInputDevice(MidiInputDriver, params);
1218              // Make it with at least one initial port.              // Make it with at least one initial port.
1219              std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();              std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();
1220              parameters["ports"]->SetValue("1");              parameters["PORTS"]->SetValue("1");
1221          }          }
1222          // Must have a device...          // Must have a device...
1223          if (pDevice == NULL)          if (pDevice == NULL)
# Line 1215  String LSCPServer::SetMIDIInput(uint MID Line 1242  String LSCPServer::SetMIDIInput(uint MID
1242          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1243          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));
1244          std::map<uint, MidiInputDevice*> devices =  pSampler->GetMidiInputDevices();          std::map<uint, MidiInputDevice*> devices =  pSampler->GetMidiInputDevices();
1245            if (!devices.count(MIDIDeviceId)) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(MIDIDeviceId));
1246          MidiInputDevice* pDevice = devices[MIDIDeviceId];          MidiInputDevice* pDevice = devices[MIDIDeviceId];
1247          if (!pDevice) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(MIDIDeviceId));          pSamplerChannel->SetMidiInput(pDevice, MIDIPort, (MidiInputPort::midi_chan_t) MIDIChannel);
         pSamplerChannel->SetMidiInput(pDevice, MIDIPort, (MidiInputDevice::MidiInputPort::midi_chan_t) MIDIChannel);  
1248      }      }
1249      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
1250           result.Error(e);           result.Error(e);
# Line 1265  String LSCPServer::ResetChannel(uint uiS Line 1292  String LSCPServer::ResetChannel(uint uiS
1292  }  }
1293    
1294  /**  /**
1295     * Will be called by the parser to reset the whole sampler.
1296     */
1297    String LSCPServer::ResetSampler() {
1298        dmsg(2,("LSCPServer: ResetSampler()\n"));
1299        pSampler->Reset();
1300        LSCPResultSet result;
1301        return result.Produce();
1302    }
1303    
1304    /**
1305   * Will be called by the parser to subscribe a client (frontend) on the   * Will be called by the parser to subscribe a client (frontend) on the
1306   * server for receiving event messages.   * server for receiving event messages.
1307   */   */
# Line 1290  String LSCPServer::UnsubscribeNotificati Line 1327  String LSCPServer::UnsubscribeNotificati
1327      return result.Produce();      return result.Produce();
1328  }  }
1329    
1330    /**
1331     * Will be called by the parser to enable or disable echo mode; if echo
1332     * mode is enabled, all commands from the client will (immediately) be
1333     * echoed back to the client.
1334     */
1335    String LSCPServer::SetEcho(yyparse_param_t* pSession, double boolean_value) {
1336        dmsg(2,("LSCPServer: SetEcho(val=%f)\n", boolean_value));
1337        LSCPResultSet result;
1338        try {
1339            if      (boolean_value == 0) pSession->bVerbose = false;
1340            else if (boolean_value == 1) pSession->bVerbose = true;
1341            else throw LinuxSamplerException("Not a boolean value, must either be 0 or 1");
1342        }
1343        catch (LinuxSamplerException e) {
1344             result.Error(e);
1345        }
1346        return result.Produce();
1347    }
1348    
1349  // Instrument loader constructor.  // Instrument loader constructor.
1350  LSCPLoadInstrument::LSCPLoadInstrument(Engine* pEngine, String Filename, uint uiInstrument)  LSCPLoadInstrument::LSCPLoadInstrument(Engine* pEngine, String Filename, uint uiInstrument)
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