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

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revision 880 by schoenebeck, Tue Jun 27 22:57:37 2006 UTC revision 1537 by senoner, Mon Dec 3 18:30:47 2007 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, 2006 Christian Schoenebeck                        *   *   Copyright (C) 2005 - 2007 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 24  Line 24 
24  #include "lscpserver.h"  #include "lscpserver.h"
25  #include "lscpresultset.h"  #include "lscpresultset.h"
26  #include "lscpevent.h"  #include "lscpevent.h"
 //#include "../common/global.h"  
27    
28    #if defined(WIN32)
29    #include <windows.h>
30    #else
31  #include <fcntl.h>  #include <fcntl.h>
32    #endif
33    
34  #if HAVE_SQLITE3  #if ! HAVE_SQLITE3
35  # include "sqlite3.h"  #define DOESNT_HAVE_SQLITE3 "No database support. SQLITE3 was not installed when linuxsampler was built."
36  #endif  #endif
37    
38  #include "../engines/EngineFactory.h"  #include "../engines/EngineFactory.h"
# Line 37  Line 40 
40  #include "../drivers/audio/AudioOutputDeviceFactory.h"  #include "../drivers/audio/AudioOutputDeviceFactory.h"
41  #include "../drivers/midi/MidiInputDeviceFactory.h"  #include "../drivers/midi/MidiInputDeviceFactory.h"
42    
43    
44    /**
45     * Returns a copy of the given string where all special characters are
46     * replaced by LSCP escape sequences ("\xHH"). This function shall be used
47     * to escape LSCP response fields in case the respective response field is
48     * actually defined as using escape sequences in the LSCP specs.
49     *
50     * @e Caution: DO NOT use this function for escaping path based responses,
51     * use the Path class (src/common/Path.h) for this instead!
52     */
53    static String _escapeLscpResponse(String txt) {
54        for (int i = 0; i < txt.length(); i++) {
55            const char c = txt.c_str()[i];
56            if (
57                !(c >= '0' && c <= '9') &&
58                !(c >= 'a' && c <= 'z') &&
59                !(c >= 'A' && c <= 'Z') &&
60                !(c == ' ') && !(c == '!') && !(c == '#') && !(c == '$') &&
61                !(c == '%') && !(c == '&') && !(c == '(') && !(c == ')') &&
62                !(c == '*') && !(c == '+') && !(c == ',') && !(c == '-') &&
63                !(c == '.') && !(c == '/') && !(c == ':') && !(c == ';') &&
64                !(c == '<') && !(c == '=') && !(c == '>') && !(c == '?') &&
65                !(c == '@') && !(c == '[') && !(c == ']') &&
66                !(c == '^') && !(c == '_') && !(c == '`') && !(c == '{') &&
67                !(c == '|') && !(c == '}') && !(c == '~')
68            ) {
69                // convert the "special" character into a "\xHH" LSCP escape sequence
70                char buf[5];
71                snprintf(buf, sizeof(buf), "\\x%02x", static_cast<unsigned char>(c));
72                txt.replace(i, 1, buf);
73                i += 3;
74            }
75        }
76        return txt;
77    }
78    
79  /**  /**
80   * Below are a few static members of the LSCPServer class.   * Below are a few static members of the LSCPServer class.
81   * The big assumption here is that LSCPServer is going to remain a singleton.   * The big assumption here is that LSCPServer is going to remain a singleton.
# Line 53  Line 92 
92  fd_set LSCPServer::fdSet;  fd_set LSCPServer::fdSet;
93  int LSCPServer::currentSocket = -1;  int LSCPServer::currentSocket = -1;
94  std::vector<yyparse_param_t> LSCPServer::Sessions = std::vector<yyparse_param_t>();  std::vector<yyparse_param_t> LSCPServer::Sessions = std::vector<yyparse_param_t>();
95    std::vector<yyparse_param_t>::iterator itCurrentSession = std::vector<yyparse_param_t>::iterator();
96  std::map<int,String> LSCPServer::bufferedNotifies = std::map<int,String>();  std::map<int,String> LSCPServer::bufferedNotifies = std::map<int,String>();
97  std::map<int,String> LSCPServer::bufferedCommands = std::map<int,String>();  std::map<int,String> LSCPServer::bufferedCommands = std::map<int,String>();
98  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 66  LSCPServer::LSCPServer(Sampler* pSampler Line 106  LSCPServer::LSCPServer(Sampler* pSampler
106      SocketAddress.sin_addr.s_addr = addr;      SocketAddress.sin_addr.s_addr = addr;
107      SocketAddress.sin_port        = port;      SocketAddress.sin_port        = port;
108      this->pSampler = pSampler;      this->pSampler = pSampler;
109        LSCPEvent::RegisterEvent(LSCPEvent::event_audio_device_count, "AUDIO_OUTPUT_DEVICE_COUNT");
110        LSCPEvent::RegisterEvent(LSCPEvent::event_audio_device_info, "AUDIO_OUTPUT_DEVICE_INFO");
111        LSCPEvent::RegisterEvent(LSCPEvent::event_midi_device_count, "MIDI_INPUT_DEVICE_COUNT");
112        LSCPEvent::RegisterEvent(LSCPEvent::event_midi_device_info, "MIDI_INPUT_DEVICE_INFO");
113      LSCPEvent::RegisterEvent(LSCPEvent::event_channel_count, "CHANNEL_COUNT");      LSCPEvent::RegisterEvent(LSCPEvent::event_channel_count, "CHANNEL_COUNT");
114      LSCPEvent::RegisterEvent(LSCPEvent::event_voice_count, "VOICE_COUNT");      LSCPEvent::RegisterEvent(LSCPEvent::event_voice_count, "VOICE_COUNT");
115      LSCPEvent::RegisterEvent(LSCPEvent::event_stream_count, "STREAM_COUNT");      LSCPEvent::RegisterEvent(LSCPEvent::event_stream_count, "STREAM_COUNT");
116      LSCPEvent::RegisterEvent(LSCPEvent::event_buffer_fill, "BUFFER_FILL");      LSCPEvent::RegisterEvent(LSCPEvent::event_buffer_fill, "BUFFER_FILL");
117      LSCPEvent::RegisterEvent(LSCPEvent::event_channel_info, "CHANNEL_INFO");      LSCPEvent::RegisterEvent(LSCPEvent::event_channel_info, "CHANNEL_INFO");
118        LSCPEvent::RegisterEvent(LSCPEvent::event_fx_send_count, "FX_SEND_COUNT");
119        LSCPEvent::RegisterEvent(LSCPEvent::event_fx_send_info, "FX_SEND_INFO");
120        LSCPEvent::RegisterEvent(LSCPEvent::event_midi_instr_map_count, "MIDI_INSTRUMENT_MAP_COUNT");
121        LSCPEvent::RegisterEvent(LSCPEvent::event_midi_instr_map_info, "MIDI_INSTRUMENT_MAP_INFO");
122        LSCPEvent::RegisterEvent(LSCPEvent::event_midi_instr_count, "MIDI_INSTRUMENT_COUNT");
123        LSCPEvent::RegisterEvent(LSCPEvent::event_midi_instr_info, "MIDI_INSTRUMENT_INFO");
124        LSCPEvent::RegisterEvent(LSCPEvent::event_db_instr_dir_count, "DB_INSTRUMENT_DIRECTORY_COUNT");
125        LSCPEvent::RegisterEvent(LSCPEvent::event_db_instr_dir_info, "DB_INSTRUMENT_DIRECTORY_INFO");
126        LSCPEvent::RegisterEvent(LSCPEvent::event_db_instr_count, "DB_INSTRUMENT_COUNT");
127        LSCPEvent::RegisterEvent(LSCPEvent::event_db_instr_info, "DB_INSTRUMENT_INFO");
128        LSCPEvent::RegisterEvent(LSCPEvent::event_db_instrs_job_info, "DB_INSTRUMENTS_JOB_INFO");
129      LSCPEvent::RegisterEvent(LSCPEvent::event_misc, "MISCELLANEOUS");      LSCPEvent::RegisterEvent(LSCPEvent::event_misc, "MISCELLANEOUS");
130      LSCPEvent::RegisterEvent(LSCPEvent::event_total_voice_count, "TOTAL_VOICE_COUNT");      LSCPEvent::RegisterEvent(LSCPEvent::event_total_voice_count, "TOTAL_VOICE_COUNT");
131        LSCPEvent::RegisterEvent(LSCPEvent::event_global_info, "GLOBAL_INFO");
132      hSocket = -1;      hSocket = -1;
133  }  }
134    
135  LSCPServer::~LSCPServer() {  LSCPServer::~LSCPServer() {
136    #if defined(WIN32)
137        if (hSocket >= 0) closesocket(hSocket);
138    #else
139      if (hSocket >= 0) close(hSocket);      if (hSocket >= 0) close(hSocket);
140    #endif
141    }
142    
143    void LSCPServer::EventHandler::ChannelCountChanged(int NewCount) {
144        LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_count, NewCount));
145    }
146    
147    void LSCPServer::EventHandler::AudioDeviceCountChanged(int NewCount) {
148        LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_audio_device_count, NewCount));
149    }
150    
151    void LSCPServer::EventHandler::MidiDeviceCountChanged(int NewCount) {
152        LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_midi_device_count, NewCount));
153    }
154    
155    void LSCPServer::EventHandler::MidiInstrumentCountChanged(int MapId, int NewCount) {
156        LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_midi_instr_count, MapId, NewCount));
157    }
158    
159    void LSCPServer::EventHandler::MidiInstrumentInfoChanged(int MapId, int Bank, int Program) {
160        LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_midi_instr_info, MapId, Bank, Program));
161    }
162    
163    void LSCPServer::EventHandler::MidiInstrumentMapCountChanged(int NewCount) {
164        LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_midi_instr_map_count, NewCount));
165    }
166    
167    void LSCPServer::EventHandler::MidiInstrumentMapInfoChanged(int MapId) {
168        LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_midi_instr_map_info, MapId));
169    }
170    
171    void LSCPServer::EventHandler::FxSendCountChanged(int ChannelId, int NewCount) {
172        LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_fx_send_count, ChannelId, NewCount));
173    }
174    
175    void LSCPServer::EventHandler::VoiceCountChanged(int ChannelId, int NewCount) {
176        LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_voice_count, ChannelId, NewCount));
177    }
178    
179    void LSCPServer::EventHandler::StreamCountChanged(int ChannelId, int NewCount) {
180        LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_stream_count, ChannelId, NewCount));
181    }
182    
183    void LSCPServer::EventHandler::BufferFillChanged(int ChannelId, String FillData) {
184        LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_buffer_fill, ChannelId, FillData));
185    }
186    
187    void LSCPServer::EventHandler::TotalVoiceCountChanged(int NewCount) {
188        LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_total_voice_count, NewCount));
189    }
190    
191    #if HAVE_SQLITE3
192    void LSCPServer::DbInstrumentsEventHandler::DirectoryCountChanged(String Dir) {
193        LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_db_instr_dir_count, InstrumentsDb::toEscapedPath(Dir)));
194    }
195    
196    void LSCPServer::DbInstrumentsEventHandler::DirectoryInfoChanged(String Dir) {
197        LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_db_instr_dir_info, InstrumentsDb::toEscapedPath(Dir)));
198    }
199    
200    void LSCPServer::DbInstrumentsEventHandler::DirectoryNameChanged(String Dir, String NewName) {
201        Dir = "'" + InstrumentsDb::toEscapedPath(Dir) + "'";
202        NewName = "'" + InstrumentsDb::toEscapedPath(NewName) + "'";
203        LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_db_instr_dir_info, "NAME", Dir, NewName));
204  }  }
205    
206    void LSCPServer::DbInstrumentsEventHandler::InstrumentCountChanged(String Dir) {
207        LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_db_instr_count, InstrumentsDb::toEscapedPath(Dir)));
208    }
209    
210    void LSCPServer::DbInstrumentsEventHandler::InstrumentInfoChanged(String Instr) {
211        LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_db_instr_info, InstrumentsDb::toEscapedPath(Instr)));
212    }
213    
214    void LSCPServer::DbInstrumentsEventHandler::InstrumentNameChanged(String Instr, String NewName) {
215        Instr = "'" + InstrumentsDb::toEscapedPath(Instr) + "'";
216        NewName = "'" + InstrumentsDb::toEscapedPath(NewName) + "'";
217        LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_db_instr_info, "NAME", Instr, NewName));
218    }
219    
220    void LSCPServer::DbInstrumentsEventHandler::JobStatusChanged(int JobId) {
221        LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_db_instrs_job_info, JobId));
222    }
223    #endif // HAVE_SQLITE3
224    
225    
226  /**  /**
227   * Blocks the calling thread until the LSCP Server is initialized and   * Blocks the calling thread until the LSCP Server is initialized and
228   * accepting socket connections, if the server is already initialized then   * accepting socket connections, if the server is already initialized then
# Line 95  int LSCPServer::WaitUntilInitialized(lon Line 238  int LSCPServer::WaitUntilInitialized(lon
238  }  }
239    
240  int LSCPServer::Main() {  int LSCPServer::Main() {
241            #if defined(WIN32)
242            WSADATA wsaData;
243            int iResult;
244            iResult = WSAStartup(MAKEWORD(2,2), &wsaData);
245            if (iResult != 0) {
246                    std::cerr << "LSCPServer: WSAStartup failed: " << iResult << "\n";
247                    exit(EXIT_FAILURE);
248            }
249            #endif
250      hSocket = socket(AF_INET, SOCK_STREAM, 0);      hSocket = socket(AF_INET, SOCK_STREAM, 0);
251      if (hSocket < 0) {      if (hSocket < 0) {
252          std::cerr << "LSCPServer: Could not create server socket." << std::endl;          std::cerr << "LSCPServer: Could not create server socket." << std::endl;
# Line 108  int LSCPServer::Main() { Line 260  int LSCPServer::Main() {
260              if (bind(hSocket, (sockaddr*) &SocketAddress, sizeof(sockaddr_in)) < 0) {              if (bind(hSocket, (sockaddr*) &SocketAddress, sizeof(sockaddr_in)) < 0) {
261                  if (trial > LSCP_SERVER_BIND_TIMEOUT) {                  if (trial > LSCP_SERVER_BIND_TIMEOUT) {
262                      std::cerr << "gave up!" << std::endl;                      std::cerr << "gave up!" << std::endl;
263                        #if defined(WIN32)
264                        closesocket(hSocket);
265                        #else
266                      close(hSocket);                      close(hSocket);
267                        #endif
268                      //return -1;                      //return -1;
269                      exit(EXIT_FAILURE);                      exit(EXIT_FAILURE);
270                  }                  }
# Line 121  int LSCPServer::Main() { Line 277  int LSCPServer::Main() {
277      listen(hSocket, 1);      listen(hSocket, 1);
278      Initialized.Set(true);      Initialized.Set(true);
279    
280        // Registering event listeners
281        pSampler->AddChannelCountListener(&eventHandler);
282        pSampler->AddAudioDeviceCountListener(&eventHandler);
283        pSampler->AddMidiDeviceCountListener(&eventHandler);
284        pSampler->AddVoiceCountListener(&eventHandler);
285        pSampler->AddStreamCountListener(&eventHandler);
286        pSampler->AddBufferFillListener(&eventHandler);
287        pSampler->AddTotalVoiceCountListener(&eventHandler);
288        pSampler->AddFxSendCountListener(&eventHandler);
289        MidiInstrumentMapper::AddMidiInstrumentCountListener(&eventHandler);
290        MidiInstrumentMapper::AddMidiInstrumentInfoListener(&eventHandler);
291        MidiInstrumentMapper::AddMidiInstrumentMapCountListener(&eventHandler);
292        MidiInstrumentMapper::AddMidiInstrumentMapInfoListener(&eventHandler);
293    #if HAVE_SQLITE3
294        InstrumentsDb::GetInstrumentsDb()->AddInstrumentsDbListener(&dbInstrumentsEventHandler);
295    #endif
296      // now wait for client connections and handle their requests      // now wait for client connections and handle their requests
297      sockaddr_in client;      sockaddr_in client;
298      int length = sizeof(client);      int length = sizeof(client);
# Line 140  int LSCPServer::Main() { Line 312  int LSCPServer::Main() {
312                  if ((*itEngineChannel)->StatusChanged()) {                  if ((*itEngineChannel)->StatusChanged()) {
313                      SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_info, (*itEngineChannel)->iSamplerChannelIndex));                      SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_info, (*itEngineChannel)->iSamplerChannelIndex));
314                  }                  }
315    
316                    for (int i = 0; i < (*itEngineChannel)->GetFxSendCount(); i++) {
317                        FxSend* fxs = (*itEngineChannel)->GetFxSend(i);
318                        if(fxs != NULL && fxs->IsInfoChanged()) {
319                            int chn = (*itEngineChannel)->iSamplerChannelIndex;
320                            LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_fx_send_info, chn, fxs->Id()));
321                            fxs->SetInfoChanged(false);
322                        }
323                    }
324              }              }
325          }          }
326    
# Line 165  int LSCPServer::Main() { Line 346  int LSCPServer::Main() {
346                  continue; //Nothing try again                  continue; //Nothing try again
347          if (retval == -1) {          if (retval == -1) {
348                  std::cerr << "LSCPServer: Socket select error." << std::endl;                  std::cerr << "LSCPServer: Socket select error." << std::endl;
349                    #if defined(WIN32)
350                    closesocket(hSocket);
351                    #else
352                  close(hSocket);                  close(hSocket);
353                    #endif
354                  exit(EXIT_FAILURE);                  exit(EXIT_FAILURE);
355          }          }
356    
# Line 177  int LSCPServer::Main() { Line 362  int LSCPServer::Main() {
362                          exit(EXIT_FAILURE);                          exit(EXIT_FAILURE);
363                  }                  }
364    
365                    #if defined(WIN32)
366                    u_long nonblock_io = 1;
367                    if( ioctlsocket(socket, FIONBIO, &nonblock_io) ) {
368                      std::cerr << "LSCPServer: ioctlsocket: set FIONBIO failed. Error " << WSAGetLastError() << std::endl;
369                      exit(EXIT_FAILURE);
370                    }
371            #else
372                  if (fcntl(socket, F_SETFL, O_NONBLOCK)) {                  if (fcntl(socket, F_SETFL, O_NONBLOCK)) {
373                          std::cerr << "LSCPServer: F_SETFL O_NONBLOCK failed." << std::endl;                          std::cerr << "LSCPServer: F_SETFL O_NONBLOCK failed." << std::endl;
374                          exit(EXIT_FAILURE);                          exit(EXIT_FAILURE);
375                  }                  }
376                    #endif
377    
378                  // Parser initialization                  // Parser initialization
379                  yyparse_param_t yyparse_param;                  yyparse_param_t yyparse_param;
# Line 204  int LSCPServer::Main() { Line 397  int LSCPServer::Main() {
397                                  int dummy; // just a temporary hack to fulfill the restart() function prototype                                  int dummy; // just a temporary hack to fulfill the restart() function prototype
398                                  restart(NULL, dummy); // restart the 'scanner'                                  restart(NULL, dummy); // restart the 'scanner'
399                                  currentSocket = (*iter).hSession;  //a hack                                  currentSocket = (*iter).hSession;  //a hack
400                                    itCurrentSession = iter; // another hack
401                                  dmsg(2,("LSCPServer: [%s]\n",bufferedCommands[currentSocket].c_str()));                                  dmsg(2,("LSCPServer: [%s]\n",bufferedCommands[currentSocket].c_str()));
402                                  if ((*iter).bVerbose) { // if echo mode enabled                                  if ((*iter).bVerbose) { // if echo mode enabled
403                                      AnswerClient(bufferedCommands[currentSocket]);                                      AnswerClient(bufferedCommands[currentSocket]);
404                                  }                                  }
405                                  int result = yyparse(&(*iter));                                  int result = yyparse(&(*iter));
406                                  currentSocket = -1;     //continuation of a hack                                  currentSocket = -1;     //continuation of a hack
407                                    itCurrentSession = Sessions.end(); // hack as well
408                                  dmsg(3,("LSCPServer: Done parsing on socket %d.\n", currentSocket));                                  dmsg(3,("LSCPServer: Done parsing on socket %d.\n", currentSocket));
409                                  if (result == LSCP_QUIT) { //Was it a quit command by any chance?                                  if (result == LSCP_QUIT) { //Was it a quit command by any chance?
410                                          CloseConnection(iter);                                          CloseConnection(iter);
# Line 237  void LSCPServer::CloseConnection( std::v Line 432  void LSCPServer::CloseConnection( std::v
432          NotifyMutex.Lock();          NotifyMutex.Lock();
433          bufferedCommands.erase(socket);          bufferedCommands.erase(socket);
434          bufferedNotifies.erase(socket);          bufferedNotifies.erase(socket);
435            #if defined(WIN32)
436            closesocket(socket);
437            #else
438          close(socket);          close(socket);
439            #endif
440          NotifyMutex.Unlock();          NotifyMutex.Unlock();
441  }  }
442    
# Line 302  extern int GetLSCPCommand( void *buf, in Line 501  extern int GetLSCPCommand( void *buf, in
501          return command.size();          return command.size();
502  }  }
503    
504    extern yyparse_param_t* GetCurrentYaccSession() {
505        return &(*itCurrentSession);
506    }
507    
508  /**  /**
509   * Will be called to try to read the command from the socket   * Will be called to try to read the command from the socket
510   * If command is read, it will return true. Otherwise false is returned.   * If command is read, it will return true. Otherwise false is returned.
# Line 312  bool LSCPServer::GetLSCPCommand( std::ve Line 515  bool LSCPServer::GetLSCPCommand( std::ve
515          char c;          char c;
516          int i = 0;          int i = 0;
517          while (true) {          while (true) {
518                    #if defined(WIN32)
519                    int result = recv(socket, (char *)&c, 1, 0); //Read one character at a time for now
520                    #else
521                  int result = recv(socket, (void *)&c, 1, 0); //Read one character at a time for now                  int result = recv(socket, (void *)&c, 1, 0); //Read one character at a time for now
522                    #endif
523                  if (result == 0) { //socket was selected, so 0 here means client has closed the connection                  if (result == 0) { //socket was selected, so 0 here means client has closed the connection
524                          CloseConnection(iter);                          CloseConnection(iter);
525                          break;                          break;
# Line 322  bool LSCPServer::GetLSCPCommand( std::ve Line 529  bool LSCPServer::GetLSCPCommand( std::ve
529                                  continue; //Ignore CR                                  continue; //Ignore CR
530                          if (c == '\n') {                          if (c == '\n') {
531                                  LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_misc, "Received \'" + bufferedCommands[socket] + "\' on socket", socket));                                  LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_misc, "Received \'" + bufferedCommands[socket] + "\' on socket", socket));
532                                  bufferedCommands[socket] += "\n";                                  bufferedCommands[socket] += "\r\n";
533                                  return true; //Complete command was read                                  return true; //Complete command was read
534                          }                          }
535                          bufferedCommands[socket] += c;                          bufferedCommands[socket] += c;
536                  }                  }
537                    #if defined(WIN32)
538                    if (result == SOCKET_ERROR) {
539                        int wsa_lasterror = WSAGetLastError();
540                            if (wsa_lasterror == WSAEWOULDBLOCK) //Would block, try again later.
541                                    return false;
542                            dmsg(2,("LSCPScanner: Socket error after recv() Error %d.\n", wsa_lasterror));
543                            CloseConnection(iter);
544                            break;
545                    }
546                    #else
547                  if (result == -1) {                  if (result == -1) {
548                          if (errno == EAGAIN) //Would block, try again later.                          if (errno == EAGAIN) //Would block, try again later.
549                                  return false;                                  return false;
# Line 365  bool LSCPServer::GetLSCPCommand( std::ve Line 582  bool LSCPServer::GetLSCPCommand( std::ve
582                          CloseConnection(iter);                          CloseConnection(iter);
583                          break;                          break;
584                  }                  }
585                    #endif
586          }          }
587          return false;          return false;
588  }  }
# Line 482  String LSCPServer::DestroyMidiInputDevic Line 700  String LSCPServer::DestroyMidiInputDevic
700      return result.Produce();      return result.Produce();
701  }  }
702    
703    EngineChannel* LSCPServer::GetEngineChannel(uint uiSamplerChannel) {
704        SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
705        if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));
706    
707        EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();
708        if (!pEngineChannel) throw Exception("There is no engine deployed on this sampler channel yet");
709    
710        return pEngineChannel;
711    }
712    
713  /**  /**
714   * Will be called by the parser to load an instrument.   * Will be called by the parser to load an instrument.
715   */   */
# Line 496  String LSCPServer::LoadInstrument(String Line 724  String LSCPServer::LoadInstrument(String
724          if (!pSamplerChannel->GetAudioOutputDevice())          if (!pSamplerChannel->GetAudioOutputDevice())
725              throw Exception("No audio output device connected to sampler channel");              throw Exception("No audio output device connected to sampler channel");
726          if (bBackground) {          if (bBackground) {
727              InstrumentLoader.StartNewLoad(Filename, uiInstrument, pEngineChannel);              InstrumentManager::instrument_id_t id;
728                id.FileName = Filename;
729                id.Index    = uiInstrument;
730                InstrumentManager::LoadInstrumentInBackground(id, pEngineChannel);
731          }          }
732          else {          else {
733              // tell the engine channel which instrument to load              // tell the engine channel which instrument to load
# Line 588  String LSCPServer::RemoveChannel(uint ui Line 819  String LSCPServer::RemoveChannel(uint ui
819   */   */
820  String LSCPServer::GetAvailableEngines() {  String LSCPServer::GetAvailableEngines() {
821      dmsg(2,("LSCPServer: GetAvailableEngines()\n"));      dmsg(2,("LSCPServer: GetAvailableEngines()\n"));
822      LSCPResultSet result("1");      LSCPResultSet result;
823        try {
824            int n = EngineFactory::AvailableEngineTypes().size();
825            result.Add(n);
826        }
827        catch (Exception e) {
828            result.Error(e);
829        }
830      return result.Produce();      return result.Produce();
831  }  }
832    
# Line 597  String LSCPServer::GetAvailableEngines() Line 835  String LSCPServer::GetAvailableEngines()
835   */   */
836  String LSCPServer::ListAvailableEngines() {  String LSCPServer::ListAvailableEngines() {
837      dmsg(2,("LSCPServer: ListAvailableEngines()\n"));      dmsg(2,("LSCPServer: ListAvailableEngines()\n"));
838      LSCPResultSet result("\'GIG\'");      LSCPResultSet result;
839        try {
840            String s = EngineFactory::AvailableEngineTypesAsString();
841            result.Add(s);
842        }
843        catch (Exception e) {
844            result.Error(e);
845        }
846      return result.Produce();      return result.Produce();
847  }  }
848    
# Line 611  String LSCPServer::GetEngineInfo(String Line 856  String LSCPServer::GetEngineInfo(String
856      LockRTNotify();      LockRTNotify();
857      try {      try {
858          Engine* pEngine = EngineFactory::Create(EngineName);          Engine* pEngine = EngineFactory::Create(EngineName);
859          result.Add("DESCRIPTION", pEngine->Description());          result.Add("DESCRIPTION", _escapeLscpResponse(pEngine->Description()));
860          result.Add("VERSION",     pEngine->Version());          result.Add("VERSION",     pEngine->Version());
861          EngineFactory::Destroy(pEngine);          EngineFactory::Destroy(pEngine);
862      }      }
# Line 645  String LSCPServer::GetChannelInfo(uint u Line 890  String LSCPServer::GetChannelInfo(uint u
890          String AudioRouting;          String AudioRouting;
891          int Mute = 0;          int Mute = 0;
892          bool Solo = false;          bool Solo = false;
893            String MidiInstrumentMap = "NONE";
894    
895          if (pEngineChannel) {          if (pEngineChannel) {
896              EngineName          = pEngineChannel->EngineName();              EngineName          = pEngineChannel->EngineName();
# Line 662  String LSCPServer::GetChannelInfo(uint u Line 908  String LSCPServer::GetChannelInfo(uint u
908              }              }
909              Mute = pEngineChannel->GetMute();              Mute = pEngineChannel->GetMute();
910              Solo = pEngineChannel->GetSolo();              Solo = pEngineChannel->GetSolo();
911                if (pEngineChannel->UsesNoMidiInstrumentMap())
912                    MidiInstrumentMap = "NONE";
913                else if (pEngineChannel->UsesDefaultMidiInstrumentMap())
914                    MidiInstrumentMap = "DEFAULT";
915                else
916                    MidiInstrumentMap = ToString(pEngineChannel->GetMidiInstrumentMap());
917          }          }
918    
919          result.Add("ENGINE_NAME", EngineName);          result.Add("ENGINE_NAME", EngineName);
# Line 677  String LSCPServer::GetChannelInfo(uint u Line 929  String LSCPServer::GetChannelInfo(uint u
929          if (pSamplerChannel->GetMidiInputChannel() == midi_chan_all) result.Add("MIDI_INPUT_CHANNEL", "ALL");          if (pSamplerChannel->GetMidiInputChannel() == midi_chan_all) result.Add("MIDI_INPUT_CHANNEL", "ALL");
930          else result.Add("MIDI_INPUT_CHANNEL", pSamplerChannel->GetMidiInputChannel());          else result.Add("MIDI_INPUT_CHANNEL", pSamplerChannel->GetMidiInputChannel());
931    
932            // convert the filename into the correct encoding as defined for LSCP
933            // (especially in terms of special characters -> escape sequences)
934            if (InstrumentFileName != "NONE" && InstrumentFileName != "") {
935    #if WIN32
936                InstrumentFileName = Path::fromWindows(InstrumentFileName).toLscp();
937    #else
938                // assuming POSIX
939                InstrumentFileName = Path::fromPosix(InstrumentFileName).toLscp();
940    #endif
941            }
942    
943          result.Add("INSTRUMENT_FILE", InstrumentFileName);          result.Add("INSTRUMENT_FILE", InstrumentFileName);
944          result.Add("INSTRUMENT_NR", InstrumentIndex);          result.Add("INSTRUMENT_NR", InstrumentIndex);
945          result.Add("INSTRUMENT_NAME", InstrumentName);          result.Add("INSTRUMENT_NAME", _escapeLscpResponse(InstrumentName));
946          result.Add("INSTRUMENT_STATUS", InstrumentStatus);          result.Add("INSTRUMENT_STATUS", InstrumentStatus);
947          result.Add("MUTE", Mute == -1 ? "MUTED_BY_SOLO" : (Mute ? "true" : "false"));          result.Add("MUTE", Mute == -1 ? "MUTED_BY_SOLO" : (Mute ? "true" : "false"));
948          result.Add("SOLO", Solo);          result.Add("SOLO", Solo);
949            result.Add("MIDI_INSTRUMENT_MAP", MidiInstrumentMap);
950      }      }
951      catch (Exception e) {      catch (Exception e) {
952           result.Error(e);           result.Error(e);
# Line 1160  String LSCPServer::SetAudioOutputChannel Line 1424  String LSCPServer::SetAudioOutputChannel
1424    
1425          // set new channel parameter value          // set new channel parameter value
1426          pParameter->SetValue(ParamVal);          pParameter->SetValue(ParamVal);
1427            LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_audio_device_info, DeviceId));
1428      }      }
1429      catch (Exception e) {      catch (Exception e) {
1430          result.Error(e);          result.Error(e);
# Line 1177  String LSCPServer::SetAudioOutputDeviceP Line 1442  String LSCPServer::SetAudioOutputDeviceP
1442          std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();          std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();
1443          if (!parameters.count(ParamKey)) throw Exception("Audio output device " + ToString(DeviceIndex) + " does not have a device parameter '" + ParamKey + "'");          if (!parameters.count(ParamKey)) throw Exception("Audio output device " + ToString(DeviceIndex) + " does not have a device parameter '" + ParamKey + "'");
1444          parameters[ParamKey]->SetValue(ParamVal);          parameters[ParamKey]->SetValue(ParamVal);
1445            LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_audio_device_info, DeviceIndex));
1446      }      }
1447      catch (Exception e) {      catch (Exception e) {
1448          result.Error(e);          result.Error(e);
# Line 1194  String LSCPServer::SetMidiInputDevicePar Line 1460  String LSCPServer::SetMidiInputDevicePar
1460          std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();          std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();
1461          if (!parameters.count(ParamKey)) throw Exception("MIDI input device " + ToString(DeviceIndex) + " does not have a device parameter '" + ParamKey + "'");          if (!parameters.count(ParamKey)) throw Exception("MIDI input device " + ToString(DeviceIndex) + " does not have a device parameter '" + ParamKey + "'");
1462          parameters[ParamKey]->SetValue(ParamVal);          parameters[ParamKey]->SetValue(ParamVal);
1463            LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_midi_device_info, DeviceIndex));
1464      }      }
1465      catch (Exception e) {      catch (Exception e) {
1466          result.Error(e);          result.Error(e);
# Line 1218  String LSCPServer::SetMidiInputPortParam Line 1485  String LSCPServer::SetMidiInputPortParam
1485          std::map<String,DeviceRuntimeParameter*> parameters = pMidiInputPort->PortParameters();          std::map<String,DeviceRuntimeParameter*> parameters = pMidiInputPort->PortParameters();
1486          if (!parameters.count(ParamKey)) throw Exception("MIDI input device " + ToString(PortIndex) + " does not have a parameter '" + ParamKey + "'");          if (!parameters.count(ParamKey)) throw Exception("MIDI input device " + ToString(PortIndex) + " does not have a parameter '" + ParamKey + "'");
1487          parameters[ParamKey]->SetValue(ParamVal);          parameters[ParamKey]->SetValue(ParamVal);
1488            LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_midi_device_info, DeviceIndex));
1489      }      }
1490      catch (Exception e) {      catch (Exception e) {
1491          result.Error(e);          result.Error(e);
# Line 1465  String LSCPServer::SetChannelSolo(bool b Line 1733  String LSCPServer::SetChannelSolo(bool b
1733    
1734          bool oldSolo = pEngineChannel->GetSolo();          bool oldSolo = pEngineChannel->GetSolo();
1735          bool hadSoloChannel = HasSoloChannel();          bool hadSoloChannel = HasSoloChannel();
1736            
1737          pEngineChannel->SetSolo(bSolo);          pEngineChannel->SetSolo(bSolo);
1738            
1739          if(!oldSolo && bSolo) {          if(!oldSolo && bSolo) {
1740              if(pEngineChannel->GetMute() == -1) pEngineChannel->SetMute(0);              if(pEngineChannel->GetMute() == -1) pEngineChannel->SetMute(0);
1741              if(!hadSoloChannel) MuteNonSoloChannels();              if(!hadSoloChannel) MuteNonSoloChannels();
1742          }          }
1743            
1744          if(oldSolo && !bSolo) {          if(oldSolo && !bSolo) {
1745              if(!HasSoloChannel()) UnmuteChannels();              if(!HasSoloChannel()) UnmuteChannels();
1746              else if(!pEngineChannel->GetMute()) pEngineChannel->SetMute(-1);              else if(!pEngineChannel->GetMute()) pEngineChannel->SetMute(-1);
# Line 1530  void  LSCPServer::UnmuteChannels() { Line 1798  void  LSCPServer::UnmuteChannels() {
1798      }      }
1799  }  }
1800    
1801    String LSCPServer::AddOrReplaceMIDIInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg, String EngineType, String InstrumentFile, uint InstrumentIndex, float Volume, MidiInstrumentMapper::mode_t LoadMode, String Name, bool bModal) {
1802        dmsg(2,("LSCPServer: AddOrReplaceMIDIInstrumentMapping()\n"));
1803    
1804        midi_prog_index_t idx;
1805        idx.midi_bank_msb = (MidiBank >> 7) & 0x7f;
1806        idx.midi_bank_lsb = MidiBank & 0x7f;
1807        idx.midi_prog     = MidiProg;
1808    
1809        MidiInstrumentMapper::entry_t entry;
1810        entry.EngineName      = EngineType;
1811        entry.InstrumentFile  = InstrumentFile;
1812        entry.InstrumentIndex = InstrumentIndex;
1813        entry.LoadMode        = LoadMode;
1814        entry.Volume          = Volume;
1815        entry.Name            = Name;
1816    
1817        LSCPResultSet result;
1818        try {
1819            // PERSISTENT mapping commands might block for a long time, so in
1820            // that case we add/replace the mapping in another thread in case
1821            // the NON_MODAL argument was supplied, non persistent mappings
1822            // should return immediately, so we don't need to do that for them
1823            bool bInBackground = (entry.LoadMode == MidiInstrumentMapper::PERSISTENT && !bModal);
1824            MidiInstrumentMapper::AddOrReplaceEntry(MidiMapID, idx, entry, bInBackground);
1825        } catch (Exception e) {
1826            result.Error(e);
1827        }
1828        return result.Produce();
1829    }
1830    
1831    String LSCPServer::RemoveMIDIInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg) {
1832        dmsg(2,("LSCPServer: RemoveMIDIInstrumentMapping()\n"));
1833    
1834        midi_prog_index_t idx;
1835        idx.midi_bank_msb = (MidiBank >> 7) & 0x7f;
1836        idx.midi_bank_lsb = MidiBank & 0x7f;
1837        idx.midi_prog     = MidiProg;
1838    
1839        LSCPResultSet result;
1840        try {
1841            MidiInstrumentMapper::RemoveEntry(MidiMapID, idx);
1842        } catch (Exception e) {
1843            result.Error(e);
1844        }
1845        return result.Produce();
1846    }
1847    
1848    String LSCPServer::GetMidiInstrumentMappings(uint MidiMapID) {
1849        dmsg(2,("LSCPServer: GetMidiInstrumentMappings()\n"));
1850        LSCPResultSet result;
1851        try {
1852            result.Add(MidiInstrumentMapper::Entries(MidiMapID).size());
1853        } catch (Exception e) {
1854            result.Error(e);
1855        }
1856        return result.Produce();
1857    }
1858    
1859    
1860    String LSCPServer::GetAllMidiInstrumentMappings() {
1861        dmsg(2,("LSCPServer: GetAllMidiInstrumentMappings()\n"));
1862        LSCPResultSet result;
1863        std::vector<int> maps = MidiInstrumentMapper::Maps();
1864        int totalMappings = 0;
1865        for (int i = 0; i < maps.size(); i++) {
1866            try {
1867                totalMappings += MidiInstrumentMapper::Entries(maps[i]).size();
1868            } catch (Exception e) { /*NOOP*/ }
1869        }
1870        result.Add(totalMappings);
1871        return result.Produce();
1872    }
1873    
1874    String LSCPServer::GetMidiInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg) {
1875        dmsg(2,("LSCPServer: GetMidiIstrumentMapping()\n"));
1876        LSCPResultSet result;
1877        try {
1878            midi_prog_index_t idx;
1879            idx.midi_bank_msb = (MidiBank >> 7) & 0x7f;
1880            idx.midi_bank_lsb = MidiBank & 0x7f;
1881            idx.midi_prog     = MidiProg;
1882    
1883            std::map<midi_prog_index_t,MidiInstrumentMapper::entry_t> mappings = MidiInstrumentMapper::Entries(MidiMapID);
1884            std::map<midi_prog_index_t,MidiInstrumentMapper::entry_t>::iterator iter = mappings.find(idx);
1885            if (iter == mappings.end()) result.Error("there is no map entry with that index");
1886            else { // found
1887    
1888                // convert the filename into the correct encoding as defined for LSCP
1889                // (especially in terms of special characters -> escape sequences)
1890    #if WIN32
1891                const String instrumentFileName = Path::fromWindows(iter->second.InstrumentFile).toLscp();
1892    #else
1893                // assuming POSIX
1894                const String instrumentFileName = Path::fromPosix(iter->second.InstrumentFile).toLscp();
1895    #endif
1896    
1897                result.Add("NAME", _escapeLscpResponse(iter->second.Name));
1898                result.Add("ENGINE_NAME", iter->second.EngineName);
1899                result.Add("INSTRUMENT_FILE", instrumentFileName);
1900                result.Add("INSTRUMENT_NR", (int) iter->second.InstrumentIndex);
1901                String instrumentName;
1902                Engine* pEngine = EngineFactory::Create(iter->second.EngineName);
1903                if (pEngine) {
1904                    if (pEngine->GetInstrumentManager()) {
1905                        InstrumentManager::instrument_id_t instrID;
1906                        instrID.FileName = iter->second.InstrumentFile;
1907                        instrID.Index    = iter->second.InstrumentIndex;
1908                        instrumentName = pEngine->GetInstrumentManager()->GetInstrumentName(instrID);
1909                    }
1910                    EngineFactory::Destroy(pEngine);
1911                }
1912                result.Add("INSTRUMENT_NAME", _escapeLscpResponse(instrumentName));
1913                switch (iter->second.LoadMode) {
1914                    case MidiInstrumentMapper::ON_DEMAND:
1915                        result.Add("LOAD_MODE", "ON_DEMAND");
1916                        break;
1917                    case MidiInstrumentMapper::ON_DEMAND_HOLD:
1918                        result.Add("LOAD_MODE", "ON_DEMAND_HOLD");
1919                        break;
1920                    case MidiInstrumentMapper::PERSISTENT:
1921                        result.Add("LOAD_MODE", "PERSISTENT");
1922                        break;
1923                    default:
1924                        throw Exception("entry reflects invalid LOAD_MODE, consider this as a bug!");
1925                }
1926                result.Add("VOLUME", iter->second.Volume);
1927            }
1928        } catch (Exception e) {
1929            result.Error(e);
1930        }
1931        return result.Produce();
1932    }
1933    
1934    String LSCPServer::ListMidiInstrumentMappings(uint MidiMapID) {
1935        dmsg(2,("LSCPServer: ListMidiInstrumentMappings()\n"));
1936        LSCPResultSet result;
1937        try {
1938            String s;
1939            std::map<midi_prog_index_t,MidiInstrumentMapper::entry_t> mappings = MidiInstrumentMapper::Entries(MidiMapID);
1940            std::map<midi_prog_index_t,MidiInstrumentMapper::entry_t>::iterator iter = mappings.begin();
1941            for (; iter != mappings.end(); iter++) {
1942                if (s.size()) s += ",";
1943                s += "{" + ToString(MidiMapID) + ","
1944                         + ToString((int(iter->first.midi_bank_msb) << 7) | int(iter->first.midi_bank_lsb)) + ","
1945                         + ToString(int(iter->first.midi_prog)) + "}";
1946            }
1947            result.Add(s);
1948        } catch (Exception e) {
1949            result.Error(e);
1950        }
1951        return result.Produce();
1952    }
1953    
1954    String LSCPServer::ListAllMidiInstrumentMappings() {
1955        dmsg(2,("LSCPServer: ListAllMidiInstrumentMappings()\n"));
1956        LSCPResultSet result;
1957        try {
1958            std::vector<int> maps = MidiInstrumentMapper::Maps();
1959            String s;
1960            for (int i = 0; i < maps.size(); i++) {
1961                std::map<midi_prog_index_t,MidiInstrumentMapper::entry_t> mappings = MidiInstrumentMapper::Entries(maps[i]);
1962                std::map<midi_prog_index_t,MidiInstrumentMapper::entry_t>::iterator iter = mappings.begin();
1963                for (; iter != mappings.end(); iter++) {
1964                    if (s.size()) s += ",";
1965                    s += "{" + ToString(maps[i]) + ","
1966                             + ToString((int(iter->first.midi_bank_msb) << 7) | int(iter->first.midi_bank_lsb)) + ","
1967                             + ToString(int(iter->first.midi_prog)) + "}";
1968                }
1969            }
1970            result.Add(s);
1971        } catch (Exception e) {
1972            result.Error(e);
1973        }
1974        return result.Produce();
1975    }
1976    
1977    String LSCPServer::ClearMidiInstrumentMappings(uint MidiMapID) {
1978        dmsg(2,("LSCPServer: ClearMidiInstrumentMappings()\n"));
1979        LSCPResultSet result;
1980        try {
1981            MidiInstrumentMapper::RemoveAllEntries(MidiMapID);
1982        } catch (Exception e) {
1983            result.Error(e);
1984        }
1985        return result.Produce();
1986    }
1987    
1988    String LSCPServer::ClearAllMidiInstrumentMappings() {
1989        dmsg(2,("LSCPServer: ClearAllMidiInstrumentMappings()\n"));
1990        LSCPResultSet result;
1991        try {
1992            std::vector<int> maps = MidiInstrumentMapper::Maps();
1993            for (int i = 0; i < maps.size(); i++)
1994                MidiInstrumentMapper::RemoveAllEntries(maps[i]);
1995        } catch (Exception e) {
1996            result.Error(e);
1997        }
1998        return result.Produce();
1999    }
2000    
2001    String LSCPServer::AddMidiInstrumentMap(String MapName) {
2002        dmsg(2,("LSCPServer: AddMidiInstrumentMap()\n"));
2003        LSCPResultSet result;
2004        try {
2005            int MapID = MidiInstrumentMapper::AddMap(MapName);
2006            result = LSCPResultSet(MapID);
2007        } catch (Exception e) {
2008            result.Error(e);
2009        }
2010        return result.Produce();
2011    }
2012    
2013    String LSCPServer::RemoveMidiInstrumentMap(uint MidiMapID) {
2014        dmsg(2,("LSCPServer: RemoveMidiInstrumentMap()\n"));
2015        LSCPResultSet result;
2016        try {
2017            MidiInstrumentMapper::RemoveMap(MidiMapID);
2018        } catch (Exception e) {
2019            result.Error(e);
2020        }
2021        return result.Produce();
2022    }
2023    
2024    String LSCPServer::RemoveAllMidiInstrumentMaps() {
2025        dmsg(2,("LSCPServer: RemoveAllMidiInstrumentMaps()\n"));
2026        LSCPResultSet result;
2027        try {
2028            MidiInstrumentMapper::RemoveAllMaps();
2029        } catch (Exception e) {
2030            result.Error(e);
2031        }
2032        return result.Produce();
2033    }
2034    
2035    String LSCPServer::GetMidiInstrumentMaps() {
2036        dmsg(2,("LSCPServer: GetMidiInstrumentMaps()\n"));
2037        LSCPResultSet result;
2038        try {
2039            result.Add(MidiInstrumentMapper::Maps().size());
2040        } catch (Exception e) {
2041            result.Error(e);
2042        }
2043        return result.Produce();
2044    }
2045    
2046    String LSCPServer::ListMidiInstrumentMaps() {
2047        dmsg(2,("LSCPServer: ListMidiInstrumentMaps()\n"));
2048        LSCPResultSet result;
2049        try {
2050            std::vector<int> maps = MidiInstrumentMapper::Maps();
2051            String sList;
2052            for (int i = 0; i < maps.size(); i++) {
2053                if (sList != "") sList += ",";
2054                sList += ToString(maps[i]);
2055            }
2056            result.Add(sList);
2057        } catch (Exception e) {
2058            result.Error(e);
2059        }
2060        return result.Produce();
2061    }
2062    
2063    String LSCPServer::GetMidiInstrumentMap(uint MidiMapID) {
2064        dmsg(2,("LSCPServer: GetMidiInstrumentMap()\n"));
2065        LSCPResultSet result;
2066        try {
2067            result.Add("NAME", _escapeLscpResponse(MidiInstrumentMapper::MapName(MidiMapID)));
2068            result.Add("DEFAULT", MidiInstrumentMapper::GetDefaultMap() == MidiMapID);
2069        } catch (Exception e) {
2070            result.Error(e);
2071        }
2072        return result.Produce();
2073    }
2074    
2075    String LSCPServer::SetMidiInstrumentMapName(uint MidiMapID, String NewName) {
2076        dmsg(2,("LSCPServer: SetMidiInstrumentMapName()\n"));
2077        LSCPResultSet result;
2078        try {
2079            MidiInstrumentMapper::RenameMap(MidiMapID, NewName);
2080        } catch (Exception e) {
2081            result.Error(e);
2082        }
2083        return result.Produce();
2084    }
2085    
2086    /**
2087     * Set the MIDI instrument map the given sampler channel shall use for
2088     * handling MIDI program change messages. There are the following two
2089     * special (negative) values:
2090     *
2091     *    - (-1) :  set to NONE (ignore program changes)
2092     *    - (-2) :  set to DEFAULT map
2093     */
2094    String LSCPServer::SetChannelMap(uint uiSamplerChannel, int MidiMapID) {
2095        dmsg(2,("LSCPServer: SetChannelMap()\n"));
2096        LSCPResultSet result;
2097        try {
2098            SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
2099            if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));
2100    
2101            EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();
2102            if (!pEngineChannel) throw Exception("There is no engine deployed on this sampler channel yet");
2103    
2104            if      (MidiMapID == -1) pEngineChannel->SetMidiInstrumentMapToNone();
2105            else if (MidiMapID == -2) pEngineChannel->SetMidiInstrumentMapToDefault();
2106            else                      pEngineChannel->SetMidiInstrumentMap(MidiMapID);
2107        } catch (Exception e) {
2108            result.Error(e);
2109        }
2110        return result.Produce();
2111    }
2112    
2113    String LSCPServer::CreateFxSend(uint uiSamplerChannel, uint MidiCtrl, String Name) {
2114        dmsg(2,("LSCPServer: CreateFxSend()\n"));
2115        LSCPResultSet result;
2116        try {
2117            EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
2118    
2119            FxSend* pFxSend = pEngineChannel->AddFxSend(MidiCtrl, Name);
2120            if (!pFxSend) throw Exception("Could not add FxSend, don't ask, I don't know why (probably a bug)");
2121    
2122            result = LSCPResultSet(pFxSend->Id()); // success
2123        } catch (Exception e) {
2124            result.Error(e);
2125        }
2126        return result.Produce();
2127    }
2128    
2129    String LSCPServer::DestroyFxSend(uint uiSamplerChannel, uint FxSendID) {
2130        dmsg(2,("LSCPServer: DestroyFxSend()\n"));
2131        LSCPResultSet result;
2132        try {
2133            EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
2134    
2135            FxSend* pFxSend = NULL;
2136            for (int i = 0; i < pEngineChannel->GetFxSendCount(); i++) {
2137                if (pEngineChannel->GetFxSend(i)->Id() == FxSendID) {
2138                    pFxSend = pEngineChannel->GetFxSend(i);
2139                    break;
2140                }
2141            }
2142            if (!pFxSend) throw Exception("There is no FxSend with that ID on the given sampler channel");
2143            pEngineChannel->RemoveFxSend(pFxSend);
2144        } catch (Exception e) {
2145            result.Error(e);
2146        }
2147        return result.Produce();
2148    }
2149    
2150    String LSCPServer::GetFxSends(uint uiSamplerChannel) {
2151        dmsg(2,("LSCPServer: GetFxSends()\n"));
2152        LSCPResultSet result;
2153        try {
2154            EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
2155    
2156            result.Add(pEngineChannel->GetFxSendCount());
2157        } catch (Exception e) {
2158            result.Error(e);
2159        }
2160        return result.Produce();
2161    }
2162    
2163    String LSCPServer::ListFxSends(uint uiSamplerChannel) {
2164        dmsg(2,("LSCPServer: ListFxSends()\n"));
2165        LSCPResultSet result;
2166        String list;
2167        try {
2168            EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
2169    
2170            for (int i = 0; i < pEngineChannel->GetFxSendCount(); i++) {
2171                FxSend* pFxSend = pEngineChannel->GetFxSend(i);
2172                if (list != "") list += ",";
2173                list += ToString(pFxSend->Id());
2174            }
2175            result.Add(list);
2176        } catch (Exception e) {
2177            result.Error(e);
2178        }
2179        return result.Produce();
2180    }
2181    
2182    FxSend* LSCPServer::GetFxSend(uint uiSamplerChannel, uint FxSendID) {
2183        EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
2184    
2185        FxSend* pFxSend = NULL;
2186        for (int i = 0; i < pEngineChannel->GetFxSendCount(); i++) {
2187            if (pEngineChannel->GetFxSend(i)->Id() == FxSendID) {
2188                pFxSend = pEngineChannel->GetFxSend(i);
2189                break;
2190            }
2191        }
2192        if (!pFxSend) throw Exception("There is no FxSend with that ID on the given sampler channel");
2193        return pFxSend;
2194    }
2195    
2196    String LSCPServer::GetFxSendInfo(uint uiSamplerChannel, uint FxSendID) {
2197        dmsg(2,("LSCPServer: GetFxSendInfo()\n"));
2198        LSCPResultSet result;
2199        try {
2200            EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
2201            FxSend* pFxSend = GetFxSend(uiSamplerChannel, FxSendID);
2202    
2203            // gather audio routing informations
2204            String AudioRouting;
2205            for (int chan = 0; chan < pEngineChannel->Channels(); chan++) {
2206                if (AudioRouting != "") AudioRouting += ",";
2207                AudioRouting += ToString(pFxSend->DestinationChannel(chan));
2208            }
2209    
2210            // success
2211            result.Add("NAME", _escapeLscpResponse(pFxSend->Name()));
2212            result.Add("MIDI_CONTROLLER", pFxSend->MidiController());
2213            result.Add("LEVEL", ToString(pFxSend->Level()));
2214            result.Add("AUDIO_OUTPUT_ROUTING", AudioRouting);
2215        } catch (Exception e) {
2216            result.Error(e);
2217        }
2218        return result.Produce();
2219    }
2220    
2221    String LSCPServer::SetFxSendName(uint uiSamplerChannel, uint FxSendID, String Name) {
2222        dmsg(2,("LSCPServer: SetFxSendName()\n"));
2223        LSCPResultSet result;
2224        try {
2225            FxSend* pFxSend = GetFxSend(uiSamplerChannel, FxSendID);
2226    
2227            pFxSend->SetName(Name);
2228            LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_fx_send_info, uiSamplerChannel, FxSendID));
2229        } catch (Exception e) {
2230            result.Error(e);
2231        }
2232        return result.Produce();
2233    }
2234    
2235    String LSCPServer::SetFxSendAudioOutputChannel(uint uiSamplerChannel, uint FxSendID, uint FxSendChannel, uint DeviceChannel) {
2236        dmsg(2,("LSCPServer: SetFxSendAudioOutputChannel()\n"));
2237        LSCPResultSet result;
2238        try {
2239            FxSend* pFxSend = GetFxSend(uiSamplerChannel, FxSendID);
2240    
2241            pFxSend->SetDestinationChannel(FxSendChannel, DeviceChannel);
2242            LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_fx_send_info, uiSamplerChannel, FxSendID));
2243        } catch (Exception e) {
2244            result.Error(e);
2245        }
2246        return result.Produce();
2247    }
2248    
2249    String LSCPServer::SetFxSendMidiController(uint uiSamplerChannel, uint FxSendID, uint MidiController) {
2250        dmsg(2,("LSCPServer: SetFxSendMidiController()\n"));
2251        LSCPResultSet result;
2252        try {
2253            FxSend* pFxSend = GetFxSend(uiSamplerChannel, FxSendID);
2254    
2255            pFxSend->SetMidiController(MidiController);
2256            LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_fx_send_info, uiSamplerChannel, FxSendID));
2257        } catch (Exception e) {
2258            result.Error(e);
2259        }
2260        return result.Produce();
2261    }
2262    
2263    String LSCPServer::SetFxSendLevel(uint uiSamplerChannel, uint FxSendID, double dLevel) {
2264        dmsg(2,("LSCPServer: SetFxSendLevel()\n"));
2265        LSCPResultSet result;
2266        try {
2267            FxSend* pFxSend = GetFxSend(uiSamplerChannel, FxSendID);
2268    
2269            pFxSend->SetLevel((float)dLevel);
2270            LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_fx_send_info, uiSamplerChannel, FxSendID));
2271        } catch (Exception e) {
2272            result.Error(e);
2273        }
2274        return result.Produce();
2275    }
2276    
2277    String LSCPServer::EditSamplerChannelInstrument(uint uiSamplerChannel) {
2278        dmsg(2,("LSCPServer: EditSamplerChannelInstrument(SamplerChannel=%d)\n", uiSamplerChannel));
2279        LSCPResultSet result;
2280        try {
2281            SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
2282            if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));
2283            EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();
2284            if (!pEngineChannel) throw Exception("No engine type assigned to sampler channel");
2285            if (pEngineChannel->InstrumentStatus() < 0) throw Exception("No instrument loaded to sampler channel");
2286            Engine* pEngine = pEngineChannel->GetEngine();
2287            InstrumentManager* pInstrumentManager = pEngine->GetInstrumentManager();
2288            if (!pInstrumentManager) throw Exception("Engine does not provide an instrument manager");
2289            InstrumentManager::instrument_id_t instrumentID;
2290            instrumentID.FileName = pEngineChannel->InstrumentFileName();
2291            instrumentID.Index    = pEngineChannel->InstrumentIndex();
2292            pInstrumentManager->LaunchInstrumentEditor(instrumentID);
2293        } catch (Exception e) {
2294            result.Error(e);
2295        }
2296        return result.Produce();
2297    }
2298    
2299  /**  /**
2300   * Will be called by the parser to reset a particular sampler channel.   * Will be called by the parser to reset a particular sampler channel.
2301   */   */
# Line 1565  String LSCPServer::ResetSampler() { Line 2331  String LSCPServer::ResetSampler() {
2331   */   */
2332  String LSCPServer::GetServerInfo() {  String LSCPServer::GetServerInfo() {
2333      dmsg(2,("LSCPServer: GetServerInfo()\n"));      dmsg(2,("LSCPServer: GetServerInfo()\n"));
2334        const std::string description =
2335            _escapeLscpResponse("LinuxSampler - modular, streaming capable sampler");
2336      LSCPResultSet result;      LSCPResultSet result;
2337      result.Add("DESCRIPTION", "LinuxSampler - modular, streaming capable sampler");      result.Add("DESCRIPTION", description);
2338      result.Add("VERSION", VERSION);      result.Add("VERSION", VERSION);
2339      result.Add("PROTOCOL_VERSION", "1.0");      result.Add("PROTOCOL_VERSION", ToString(LSCP_RELEASE_MAJOR) + "." + ToString(LSCP_RELEASE_MINOR));
2340    #if HAVE_SQLITE3
2341        result.Add("INSTRUMENTS_DB_SUPPORT", "yes");
2342    #else
2343        result.Add("INSTRUMENTS_DB_SUPPORT", "no");
2344    #endif
2345    
2346      return result.Produce();      return result.Produce();
2347  }  }
2348    
# Line 1592  String LSCPServer::GetTotalVoiceCountMax Line 2366  String LSCPServer::GetTotalVoiceCountMax
2366      return result.Produce();      return result.Produce();
2367  }  }
2368    
2369    String LSCPServer::GetGlobalVolume() {
2370        LSCPResultSet result;
2371        result.Add(ToString(GLOBAL_VOLUME)); // see common/global.cpp
2372        return result.Produce();
2373    }
2374    
2375    String LSCPServer::SetGlobalVolume(double dVolume) {
2376        LSCPResultSet result;
2377        try {
2378            if (dVolume < 0) throw Exception("Volume may not be negative");
2379            GLOBAL_VOLUME = dVolume; // see common/global.cpp
2380            LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_global_info, "VOLUME", GLOBAL_VOLUME));
2381        } catch (Exception e) {
2382            result.Error(e);
2383        }
2384        return result.Produce();
2385    }
2386    
2387    String LSCPServer::GetFileInstruments(String Filename) {
2388        dmsg(2,("LSCPServer: GetFileInstruments(String Filename=%s)\n",Filename.c_str()));
2389        LSCPResultSet result;
2390        try {
2391            VerifyFile(Filename);
2392        } catch (Exception e) {
2393            result.Error(e);
2394            return result.Produce();
2395        }
2396        // try to find a sampler engine that can handle the file
2397        bool bFound = false;
2398        std::vector<String> engineTypes = EngineFactory::AvailableEngineTypes();
2399        for (int i = 0; !bFound && i < engineTypes.size(); i++) {
2400            Engine* pEngine = NULL;
2401            try {
2402                pEngine = EngineFactory::Create(engineTypes[i]);
2403                if (!pEngine) throw Exception("Internal error: could not create '" + engineTypes[i] + "' engine");
2404                InstrumentManager* pManager = pEngine->GetInstrumentManager();
2405                if (pManager) {
2406                    std::vector<InstrumentManager::instrument_id_t> IDs =
2407                        pManager->GetInstrumentFileContent(Filename);
2408                    // return the amount of instruments in the file
2409                    result.Add(IDs.size());
2410                    // no more need to ask other engine types
2411                    bFound = true;
2412                } else dmsg(1,("Warning: engine '%s' does not provide an instrument manager\n", engineTypes[i].c_str()));
2413            } catch (Exception e) {
2414                // NOOP, as exception is thrown if engine doesn't support file
2415            }
2416            if (pEngine) EngineFactory::Destroy(pEngine);
2417        }
2418    
2419        if (!bFound) result.Error("Unknown file format");
2420        return result.Produce();
2421    }
2422    
2423    String LSCPServer::ListFileInstruments(String Filename) {
2424        dmsg(2,("LSCPServer: ListFileInstruments(String Filename=%s)\n",Filename.c_str()));
2425        LSCPResultSet result;
2426        try {
2427            VerifyFile(Filename);
2428        } catch (Exception e) {
2429            result.Error(e);
2430            return result.Produce();
2431        }
2432        // try to find a sampler engine that can handle the file
2433        bool bFound = false;
2434        std::vector<String> engineTypes = EngineFactory::AvailableEngineTypes();
2435        for (int i = 0; !bFound && i < engineTypes.size(); i++) {
2436            Engine* pEngine = NULL;
2437            try {
2438                pEngine = EngineFactory::Create(engineTypes[i]);
2439                if (!pEngine) throw Exception("Internal error: could not create '" + engineTypes[i] + "' engine");
2440                InstrumentManager* pManager = pEngine->GetInstrumentManager();
2441                if (pManager) {
2442                    std::vector<InstrumentManager::instrument_id_t> IDs =
2443                        pManager->GetInstrumentFileContent(Filename);
2444                    // return a list of IDs of the instruments in the file
2445                    String s;
2446                    for (int j = 0; j < IDs.size(); j++) {
2447                        if (s.size()) s += ",";
2448                        s += ToString(IDs[j].Index);
2449                    }
2450                    result.Add(s);
2451                    // no more need to ask other engine types
2452                    bFound = true;
2453                } else dmsg(1,("Warning: engine '%s' does not provide an instrument manager\n", engineTypes[i].c_str()));
2454            } catch (Exception e) {
2455                // NOOP, as exception is thrown if engine doesn't support file
2456            }
2457            if (pEngine) EngineFactory::Destroy(pEngine);
2458        }
2459    
2460        if (!bFound) result.Error("Unknown file format");
2461        return result.Produce();
2462    }
2463    
2464    String LSCPServer::GetFileInstrumentInfo(String Filename, uint InstrumentID) {
2465        dmsg(2,("LSCPServer: GetFileInstrumentInfo(String Filename=%s, InstrumentID=%d)\n",Filename.c_str(),InstrumentID));
2466        LSCPResultSet result;
2467        try {
2468            VerifyFile(Filename);
2469        } catch (Exception e) {
2470            result.Error(e);
2471            return result.Produce();
2472        }
2473        InstrumentManager::instrument_id_t id;
2474        id.FileName = Filename;
2475        id.Index    = InstrumentID;
2476        // try to find a sampler engine that can handle the file
2477        bool bFound = false;
2478        bool bFatalErr = false;
2479        std::vector<String> engineTypes = EngineFactory::AvailableEngineTypes();
2480        for (int i = 0; !bFound && !bFatalErr && i < engineTypes.size(); i++) {
2481            Engine* pEngine = NULL;
2482            try {
2483                pEngine = EngineFactory::Create(engineTypes[i]);
2484                if (!pEngine) throw Exception("Internal error: could not create '" + engineTypes[i] + "' engine");
2485                InstrumentManager* pManager = pEngine->GetInstrumentManager();
2486                if (pManager) {
2487                    // check if the instrument index is valid
2488                    // FIXME: this won't work if an engine only supports parts of the instrument file
2489                    std::vector<InstrumentManager::instrument_id_t> IDs =
2490                        pManager->GetInstrumentFileContent(Filename);
2491                    if (std::find(IDs.begin(), IDs.end(), id) == IDs.end()) {
2492                        std::stringstream ss;
2493                        ss << "Invalid instrument index " << InstrumentID << " for instrument file '" << Filename << "'";
2494                        bFatalErr = true;
2495                        throw Exception(ss.str());
2496                    }
2497                    // get the info of the requested instrument
2498                    InstrumentManager::instrument_info_t info =
2499                        pManager->GetInstrumentInfo(id);
2500                    // return detailed informations about the file
2501                    result.Add("NAME", info.InstrumentName);
2502                    result.Add("FORMAT_FAMILY", engineTypes[i]);
2503                    result.Add("FORMAT_VERSION", info.FormatVersion);
2504                    result.Add("PRODUCT", info.Product);
2505                    result.Add("ARTISTS", info.Artists);
2506                    // no more need to ask other engine types
2507                    bFound = true;
2508                } else dmsg(1,("Warning: engine '%s' does not provide an instrument manager\n", engineTypes[i].c_str()));
2509            } catch (Exception e) {
2510                // usually NOOP, as exception is thrown if engine doesn't support file
2511                if (bFatalErr) result.Error(e);
2512            }
2513            if (pEngine) EngineFactory::Destroy(pEngine);
2514        }
2515    
2516        if (!bFound && !bFatalErr) result.Error("Unknown file format");
2517        return result.Produce();
2518    }
2519    
2520    void LSCPServer::VerifyFile(String Filename) {
2521        #if WIN32
2522        WIN32_FIND_DATA win32FileAttributeData;
2523        BOOL res = GetFileAttributesEx( Filename.c_str(), GetFileExInfoStandard, &win32FileAttributeData );
2524        if (!res) {
2525            std::stringstream ss;
2526            ss << "File does not exist, GetFileAttributesEx failed `" << Filename << "`: Error " << GetLastError();
2527            throw Exception(ss.str());
2528        }
2529        if ( win32FileAttributeData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY ) {
2530            throw Exception("Directory is specified");
2531        }
2532        #else    
2533        struct stat statBuf;
2534        int res = stat(Filename.c_str(), &statBuf);
2535        if (res) {
2536            std::stringstream ss;
2537            ss << "Fail to stat `" << Filename << "`: " << strerror(errno);
2538            throw Exception(ss.str());
2539        }
2540    
2541        if (S_ISDIR(statBuf.st_mode)) {
2542            throw Exception("Directory is specified");
2543        }
2544        #endif
2545    }
2546    
2547  /**  /**
2548   * 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
2549   * server for receiving event messages.   * server for receiving event messages.
# Line 1618  String LSCPServer::UnsubscribeNotificati Line 2570  String LSCPServer::UnsubscribeNotificati
2570      return result.Produce();      return result.Produce();
2571  }  }
2572    
2573  static int select_callback(void * lscpResultSet, int argc,  String LSCPServer::AddDbInstrumentDirectory(String Dir) {
2574                          char **argv, char **azColName)      dmsg(2,("LSCPServer: AddDbInstrumentDirectory(Dir=%s)\n", Dir.c_str()));
2575  {      LSCPResultSet result;
2576      LSCPResultSet* resultSet = (LSCPResultSet*) lscpResultSet;  #if HAVE_SQLITE3
2577      resultSet->Add(argc, argv);      try {
2578      return 0;          InstrumentsDb::GetInstrumentsDb()->AddDirectory(Dir);
2579        } catch (Exception e) {
2580             result.Error(e);
2581        }
2582    #else
2583        result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2584    #endif
2585        return result.Produce();
2586    }
2587    
2588    String LSCPServer::RemoveDbInstrumentDirectory(String Dir, bool Force) {
2589        dmsg(2,("LSCPServer: RemoveDbInstrumentDirectory(Dir=%s,Force=%d)\n", Dir.c_str(), Force));
2590        LSCPResultSet result;
2591    #if HAVE_SQLITE3
2592        try {
2593            InstrumentsDb::GetInstrumentsDb()->RemoveDirectory(Dir, Force);
2594        } catch (Exception e) {
2595             result.Error(e);
2596        }
2597    #else
2598        result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2599    #endif
2600        return result.Produce();
2601    }
2602    
2603    String LSCPServer::GetDbInstrumentDirectoryCount(String Dir, bool Recursive) {
2604        dmsg(2,("LSCPServer: GetDbInstrumentDirectoryCount(Dir=%s,Recursive=%d)\n", Dir.c_str(), Recursive));
2605        LSCPResultSet result;
2606    #if HAVE_SQLITE3
2607        try {
2608            result.Add(InstrumentsDb::GetInstrumentsDb()->GetDirectoryCount(Dir, Recursive));
2609        } catch (Exception e) {
2610             result.Error(e);
2611        }
2612    #else
2613        result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2614    #endif
2615        return result.Produce();
2616    }
2617    
2618    String LSCPServer::GetDbInstrumentDirectories(String Dir, bool Recursive) {
2619        dmsg(2,("LSCPServer: GetDbInstrumentDirectories(Dir=%s,Recursive=%d)\n", Dir.c_str(), Recursive));
2620        LSCPResultSet result;
2621    #if HAVE_SQLITE3
2622        try {
2623            String list;
2624            StringListPtr dirs = InstrumentsDb::GetInstrumentsDb()->GetDirectories(Dir, Recursive);
2625    
2626            for (int i = 0; i < dirs->size(); i++) {
2627                if (list != "") list += ",";
2628                list += "'" + InstrumentsDb::toEscapedPath(dirs->at(i)) + "'";
2629            }
2630    
2631            result.Add(list);
2632        } catch (Exception e) {
2633             result.Error(e);
2634        }
2635    #else
2636        result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2637    #endif
2638        return result.Produce();
2639    }
2640    
2641    String LSCPServer::GetDbInstrumentDirectoryInfo(String Dir) {
2642        dmsg(2,("LSCPServer: GetDbInstrumentDirectoryInfo(Dir=%s)\n", Dir.c_str()));
2643        LSCPResultSet result;
2644    #if HAVE_SQLITE3
2645        try {
2646            DbDirectory info = InstrumentsDb::GetInstrumentsDb()->GetDirectoryInfo(Dir);
2647    
2648            result.Add("DESCRIPTION", _escapeLscpResponse(info.Description));
2649            result.Add("CREATED", info.Created);
2650            result.Add("MODIFIED", info.Modified);
2651        } catch (Exception e) {
2652             result.Error(e);
2653        }
2654    #else
2655        result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2656    #endif
2657        return result.Produce();
2658    }
2659    
2660    String LSCPServer::SetDbInstrumentDirectoryName(String Dir, String Name) {
2661        dmsg(2,("LSCPServer: SetDbInstrumentDirectoryName(Dir=%s,Name=%s)\n", Dir.c_str(), Name.c_str()));
2662        LSCPResultSet result;
2663    #if HAVE_SQLITE3
2664        try {
2665            InstrumentsDb::GetInstrumentsDb()->RenameDirectory(Dir, Name);
2666        } catch (Exception e) {
2667             result.Error(e);
2668        }
2669    #else
2670        result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2671    #endif
2672        return result.Produce();
2673    }
2674    
2675    String LSCPServer::MoveDbInstrumentDirectory(String Dir, String Dst) {
2676        dmsg(2,("LSCPServer: MoveDbInstrumentDirectory(Dir=%s,Dst=%s)\n", Dir.c_str(), Dst.c_str()));
2677        LSCPResultSet result;
2678    #if HAVE_SQLITE3
2679        try {
2680            InstrumentsDb::GetInstrumentsDb()->MoveDirectory(Dir, Dst);
2681        } catch (Exception e) {
2682             result.Error(e);
2683        }
2684    #else
2685        result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2686    #endif
2687        return result.Produce();
2688    }
2689    
2690    String LSCPServer::CopyDbInstrumentDirectory(String Dir, String Dst) {
2691        dmsg(2,("LSCPServer: CopyDbInstrumentDirectory(Dir=%s,Dst=%s)\n", Dir.c_str(), Dst.c_str()));
2692        LSCPResultSet result;
2693    #if HAVE_SQLITE3
2694        try {
2695            InstrumentsDb::GetInstrumentsDb()->CopyDirectory(Dir, Dst);
2696        } catch (Exception e) {
2697             result.Error(e);
2698        }
2699    #else
2700        result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2701    #endif
2702        return result.Produce();
2703    }
2704    
2705    String LSCPServer::SetDbInstrumentDirectoryDescription(String Dir, String Desc) {
2706        dmsg(2,("LSCPServer: SetDbInstrumentDirectoryDescription(Dir=%s,Desc=%s)\n", Dir.c_str(), Desc.c_str()));
2707        LSCPResultSet result;
2708    #if HAVE_SQLITE3
2709        try {
2710            InstrumentsDb::GetInstrumentsDb()->SetDirectoryDescription(Dir, Desc);
2711        } catch (Exception e) {
2712             result.Error(e);
2713        }
2714    #else
2715        result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2716    #endif
2717        return result.Produce();
2718    }
2719    
2720    String LSCPServer::AddDbInstruments(String DbDir, String FilePath, int Index, bool bBackground) {
2721        dmsg(2,("LSCPServer: AddDbInstruments(DbDir=%s,FilePath=%s,Index=%d,bBackground=%d)\n", DbDir.c_str(), FilePath.c_str(), Index, bBackground));
2722        LSCPResultSet result;
2723    #if HAVE_SQLITE3
2724        try {
2725            int id;
2726            InstrumentsDb* db = InstrumentsDb::GetInstrumentsDb();
2727            id = db->AddInstruments(DbDir, FilePath, Index, bBackground);
2728            if (bBackground) result = id;
2729        } catch (Exception e) {
2730             result.Error(e);
2731        }
2732    #else
2733        result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2734    #endif
2735        return result.Produce();
2736    }
2737    
2738    String LSCPServer::AddDbInstruments(String ScanMode, String DbDir, String FsDir, bool bBackground) {
2739        dmsg(2,("LSCPServer: AddDbInstruments(ScanMode=%s,DbDir=%s,FsDir=%s,bBackground=%d)\n", ScanMode.c_str(), DbDir.c_str(), FsDir.c_str(), bBackground));
2740        LSCPResultSet result;
2741    #if HAVE_SQLITE3
2742        try {
2743            int id;
2744            InstrumentsDb* db = InstrumentsDb::GetInstrumentsDb();
2745            if (ScanMode.compare("RECURSIVE") == 0) {
2746               id = db->AddInstruments(RECURSIVE, DbDir, FsDir, bBackground);
2747            } else if (ScanMode.compare("NON_RECURSIVE") == 0) {
2748               id = db->AddInstruments(NON_RECURSIVE, DbDir, FsDir, bBackground);
2749            } else if (ScanMode.compare("FLAT") == 0) {
2750               id = db->AddInstruments(FLAT, DbDir, FsDir, bBackground);
2751            } else {
2752                throw Exception("Unknown scan mode: " + ScanMode);
2753            }
2754    
2755            if (bBackground) result = id;
2756        } catch (Exception e) {
2757             result.Error(e);
2758        }
2759    #else
2760        result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2761    #endif
2762        return result.Produce();
2763    }
2764    
2765    String LSCPServer::RemoveDbInstrument(String Instr) {
2766        dmsg(2,("LSCPServer: RemoveDbInstrument(Instr=%s)\n", Instr.c_str()));
2767        LSCPResultSet result;
2768    #if HAVE_SQLITE3
2769        try {
2770            InstrumentsDb::GetInstrumentsDb()->RemoveInstrument(Instr);
2771        } catch (Exception e) {
2772             result.Error(e);
2773        }
2774    #else
2775        result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2776    #endif
2777        return result.Produce();
2778    }
2779    
2780    String LSCPServer::GetDbInstrumentCount(String Dir, bool Recursive) {
2781        dmsg(2,("LSCPServer: GetDbInstrumentCount(Dir=%s,Recursive=%d)\n", Dir.c_str(), Recursive));
2782        LSCPResultSet result;
2783    #if HAVE_SQLITE3
2784        try {
2785            result.Add(InstrumentsDb::GetInstrumentsDb()->GetInstrumentCount(Dir, Recursive));
2786        } catch (Exception e) {
2787             result.Error(e);
2788        }
2789    #else
2790        result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2791    #endif
2792        return result.Produce();
2793    }
2794    
2795    String LSCPServer::GetDbInstruments(String Dir, bool Recursive) {
2796        dmsg(2,("LSCPServer: GetDbInstruments(Dir=%s,Recursive=%d)\n", Dir.c_str(), Recursive));
2797        LSCPResultSet result;
2798    #if HAVE_SQLITE3
2799        try {
2800            String list;
2801            StringListPtr instrs = InstrumentsDb::GetInstrumentsDb()->GetInstruments(Dir, Recursive);
2802    
2803            for (int i = 0; i < instrs->size(); i++) {
2804                if (list != "") list += ",";
2805                list += "'" + InstrumentsDb::toEscapedPath(instrs->at(i)) + "'";
2806            }
2807    
2808            result.Add(list);
2809        } catch (Exception e) {
2810             result.Error(e);
2811        }
2812    #else
2813        result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2814    #endif
2815        return result.Produce();
2816    }
2817    
2818    String LSCPServer::GetDbInstrumentInfo(String Instr) {
2819        dmsg(2,("LSCPServer: GetDbInstrumentInfo(Instr=%s)\n", Instr.c_str()));
2820        LSCPResultSet result;
2821    #if HAVE_SQLITE3
2822        try {
2823            DbInstrument info = InstrumentsDb::GetInstrumentsDb()->GetInstrumentInfo(Instr);
2824    
2825            result.Add("INSTRUMENT_FILE", info.InstrFile);
2826            result.Add("INSTRUMENT_NR", info.InstrNr);
2827            result.Add("FORMAT_FAMILY", info.FormatFamily);
2828            result.Add("FORMAT_VERSION", info.FormatVersion);
2829            result.Add("SIZE", (int)info.Size);
2830            result.Add("CREATED", info.Created);
2831            result.Add("MODIFIED", info.Modified);
2832            result.Add("DESCRIPTION", _escapeLscpResponse(info.Description));
2833            result.Add("IS_DRUM", info.IsDrum);
2834            result.Add("PRODUCT", _escapeLscpResponse(info.Product));
2835            result.Add("ARTISTS", _escapeLscpResponse(info.Artists));
2836            result.Add("KEYWORDS", _escapeLscpResponse(info.Keywords));
2837        } catch (Exception e) {
2838             result.Error(e);
2839        }
2840    #else
2841        result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2842    #endif
2843        return result.Produce();
2844    }
2845    
2846    String LSCPServer::GetDbInstrumentsJobInfo(int JobId) {
2847        dmsg(2,("LSCPServer: GetDbInstrumentsJobInfo(JobId=%d)\n", JobId));
2848        LSCPResultSet result;
2849    #if HAVE_SQLITE3
2850        try {
2851            ScanJob job = InstrumentsDb::GetInstrumentsDb()->Jobs.GetJobById(JobId);
2852    
2853            result.Add("FILES_TOTAL", job.FilesTotal);
2854            result.Add("FILES_SCANNED", job.FilesScanned);
2855            result.Add("SCANNING", job.Scanning);
2856            result.Add("STATUS", job.Status);
2857        } catch (Exception e) {
2858             result.Error(e);
2859        }
2860    #else
2861        result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2862    #endif
2863        return result.Produce();
2864    }
2865    
2866    String LSCPServer::SetDbInstrumentName(String Instr, String Name) {
2867        dmsg(2,("LSCPServer: SetDbInstrumentName(Instr=%s,Name=%s)\n", Instr.c_str(), Name.c_str()));
2868        LSCPResultSet result;
2869    #if HAVE_SQLITE3
2870        try {
2871            InstrumentsDb::GetInstrumentsDb()->RenameInstrument(Instr, Name);
2872        } catch (Exception e) {
2873             result.Error(e);
2874        }
2875    #else
2876        result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2877    #endif
2878        return result.Produce();
2879    }
2880    
2881    String LSCPServer::MoveDbInstrument(String Instr, String Dst) {
2882        dmsg(2,("LSCPServer: MoveDbInstrument(Instr=%s,Dst=%s)\n", Instr.c_str(), Dst.c_str()));
2883        LSCPResultSet result;
2884    #if HAVE_SQLITE3
2885        try {
2886            InstrumentsDb::GetInstrumentsDb()->MoveInstrument(Instr, Dst);
2887        } catch (Exception e) {
2888             result.Error(e);
2889        }
2890    #else
2891        result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2892    #endif
2893        return result.Produce();
2894    }
2895    
2896    String LSCPServer::CopyDbInstrument(String Instr, String Dst) {
2897        dmsg(2,("LSCPServer: CopyDbInstrument(Instr=%s,Dst=%s)\n", Instr.c_str(), Dst.c_str()));
2898        LSCPResultSet result;
2899    #if HAVE_SQLITE3
2900        try {
2901            InstrumentsDb::GetInstrumentsDb()->CopyInstrument(Instr, Dst);
2902        } catch (Exception e) {
2903             result.Error(e);
2904        }
2905    #else
2906        result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2907    #endif
2908        return result.Produce();
2909    }
2910    
2911    String LSCPServer::SetDbInstrumentDescription(String Instr, String Desc) {
2912        dmsg(2,("LSCPServer: SetDbInstrumentDescription(Instr=%s,Desc=%s)\n", Instr.c_str(), Desc.c_str()));
2913        LSCPResultSet result;
2914    #if HAVE_SQLITE3
2915        try {
2916            InstrumentsDb::GetInstrumentsDb()->SetInstrumentDescription(Instr, Desc);
2917        } catch (Exception e) {
2918             result.Error(e);
2919        }
2920    #else
2921        result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2922    #endif
2923        return result.Produce();
2924  }  }
2925    
2926  String LSCPServer::QueryDatabase(String query) {  String LSCPServer::FindDbInstrumentDirectories(String Dir, std::map<String,String> Parameters, bool Recursive) {
2927        dmsg(2,("LSCPServer: FindDbInstrumentDirectories(Dir=%s)\n", Dir.c_str()));
2928      LSCPResultSet result;      LSCPResultSet result;
2929  #if HAVE_SQLITE3  #if HAVE_SQLITE3
2930      char* zErrMsg = NULL;      try {
2931      sqlite3 *db;          SearchQuery Query;
2932      String selectStr = "SELECT " + query;          std::map<String,String>::iterator iter;
2933            for (iter = Parameters.begin(); iter != Parameters.end(); iter++) {
2934                if (iter->first.compare("NAME") == 0) {
2935                    Query.Name = iter->second;
2936                } else if (iter->first.compare("CREATED") == 0) {
2937                    Query.SetCreated(iter->second);
2938                } else if (iter->first.compare("MODIFIED") == 0) {
2939                    Query.SetModified(iter->second);
2940                } else if (iter->first.compare("DESCRIPTION") == 0) {
2941                    Query.Description = iter->second;
2942                } else {
2943                    throw Exception("Unknown search criteria: " + iter->first);
2944                }
2945            }
2946    
2947      int rc = sqlite3_open("linuxsampler.db", &db);          String list;
2948      if (rc == SQLITE_OK)          StringListPtr pDirectories =
2949      {              InstrumentsDb::GetInstrumentsDb()->FindDirectories(Dir, &Query, Recursive);
2950              rc = sqlite3_exec(db, selectStr.c_str(), select_callback, &result, &zErrMsg);  
2951            for (int i = 0; i < pDirectories->size(); i++) {
2952                if (list != "") list += ",";
2953                list += "'" + InstrumentsDb::toEscapedPath(pDirectories->at(i)) + "'";
2954            }
2955    
2956            result.Add(list);
2957        } catch (Exception e) {
2958             result.Error(e);
2959      }      }
2960      if ( rc != SQLITE_OK )  #else
2961      {      result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2962              result.Error(String(zErrMsg), rc);  #endif
2963        return result.Produce();
2964    }
2965    
2966    String LSCPServer::FindDbInstruments(String Dir, std::map<String,String> Parameters, bool Recursive) {
2967        dmsg(2,("LSCPServer: FindDbInstruments(Dir=%s)\n", Dir.c_str()));
2968        LSCPResultSet result;
2969    #if HAVE_SQLITE3
2970        try {
2971            SearchQuery Query;
2972            std::map<String,String>::iterator iter;
2973            for (iter = Parameters.begin(); iter != Parameters.end(); iter++) {
2974                if (iter->first.compare("NAME") == 0) {
2975                    Query.Name = iter->second;
2976                } else if (iter->first.compare("FORMAT_FAMILIES") == 0) {
2977                    Query.SetFormatFamilies(iter->second);
2978                } else if (iter->first.compare("SIZE") == 0) {
2979                    Query.SetSize(iter->second);
2980                } else if (iter->first.compare("CREATED") == 0) {
2981                    Query.SetCreated(iter->second);
2982                } else if (iter->first.compare("MODIFIED") == 0) {
2983                    Query.SetModified(iter->second);
2984                } else if (iter->first.compare("DESCRIPTION") == 0) {
2985                    Query.Description = iter->second;
2986                } else if (iter->first.compare("IS_DRUM") == 0) {
2987                    if (!strcasecmp(iter->second.c_str(), "true")) {
2988                        Query.InstrType = SearchQuery::DRUM;
2989                    } else {
2990                        Query.InstrType = SearchQuery::CHROMATIC;
2991                    }
2992                } else if (iter->first.compare("PRODUCT") == 0) {
2993                     Query.Product = iter->second;
2994                } else if (iter->first.compare("ARTISTS") == 0) {
2995                     Query.Artists = iter->second;
2996                } else if (iter->first.compare("KEYWORDS") == 0) {
2997                     Query.Keywords = iter->second;
2998                } else {
2999                    throw Exception("Unknown search criteria: " + iter->first);
3000                }
3001            }
3002    
3003            String list;
3004            StringListPtr pInstruments =
3005                InstrumentsDb::GetInstrumentsDb()->FindInstruments(Dir, &Query, Recursive);
3006    
3007            for (int i = 0; i < pInstruments->size(); i++) {
3008                if (list != "") list += ",";
3009                list += "'" + InstrumentsDb::toEscapedPath(pInstruments->at(i)) + "'";
3010            }
3011    
3012            result.Add(list);
3013        } catch (Exception e) {
3014             result.Error(e);
3015      }      }
     sqlite3_close(db);  
3016  #else  #else
3017      result.Error(String("SQLITE3 was not installed when linuxsampler was built. SELECT statement is not available."), 0);      result.Error(String(DOESNT_HAVE_SQLITE3), 0);
3018  #endif  #endif
3019      return result.Produce();      return result.Produce();
3020  }  }
3021    
3022    String LSCPServer::FormatInstrumentsDb() {
3023        dmsg(2,("LSCPServer: FormatInstrumentsDb()\n"));
3024        LSCPResultSet result;
3025    #if HAVE_SQLITE3
3026        try {
3027            InstrumentsDb::GetInstrumentsDb()->Format();
3028        } catch (Exception e) {
3029             result.Error(e);
3030        }
3031    #else
3032        result.Error(String(DOESNT_HAVE_SQLITE3), 0);
3033    #endif
3034        return result.Produce();
3035    }
3036    
3037    
3038  /**  /**
3039   * Will be called by the parser to enable or disable echo mode; if echo   * Will be called by the parser to enable or disable echo mode; if echo
3040   * mode is enabled, all commands from the client will (immediately) be   * mode is enabled, all commands from the client will (immediately) be
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