/[svn]/linuxsampler/trunk/src/network/lscpserver.cpp
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revision 1535 by iliev, Mon Dec 3 13:59:03 2007 UTC revision 1541 by iliev, Tue Dec 4 18:09:26 2007 UTC
# Line 26  Line 26 
26  #include "lscpevent.h"  #include "lscpevent.h"
27    
28  #if defined(WIN32)  #if defined(WIN32)
29    #include <windows.h>
30  #else  #else
31  #include <fcntl.h>  #include <fcntl.h>
32  #endif  #endif
# Line 126  LSCPServer::LSCPServer(Sampler* pSampler Line 127  LSCPServer::LSCPServer(Sampler* pSampler
127      LSCPEvent::RegisterEvent(LSCPEvent::event_db_instr_info, "DB_INSTRUMENT_INFO");      LSCPEvent::RegisterEvent(LSCPEvent::event_db_instr_info, "DB_INSTRUMENT_INFO");
128      LSCPEvent::RegisterEvent(LSCPEvent::event_db_instrs_job_info, "DB_INSTRUMENTS_JOB_INFO");      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_stream_count, "TOTAL_STREAM_COUNT");
131      LSCPEvent::RegisterEvent(LSCPEvent::event_total_voice_count, "TOTAL_VOICE_COUNT");      LSCPEvent::RegisterEvent(LSCPEvent::event_total_voice_count, "TOTAL_VOICE_COUNT");
132      LSCPEvent::RegisterEvent(LSCPEvent::event_global_info, "GLOBAL_INFO");      LSCPEvent::RegisterEvent(LSCPEvent::event_global_info, "GLOBAL_INFO");
133      hSocket = -1;      hSocket = -1;
# Line 187  void LSCPServer::EventHandler::TotalVoic Line 189  void LSCPServer::EventHandler::TotalVoic
189      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_total_voice_count, NewCount));      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_total_voice_count, NewCount));
190  }  }
191    
192    void LSCPServer::EventHandler::TotalStreamCountChanged(int NewCount) {
193        LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_total_stream_count, NewCount));
194    }
195    
196  #if HAVE_SQLITE3  #if HAVE_SQLITE3
197  void LSCPServer::DbInstrumentsEventHandler::DirectoryCountChanged(String Dir) {  void LSCPServer::DbInstrumentsEventHandler::DirectoryCountChanged(String Dir) {
198      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_db_instr_dir_count, InstrumentsDb::toEscapedPath(Dir)));      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_db_instr_dir_count, InstrumentsDb::toEscapedPath(Dir)));
# Line 283  int LSCPServer::Main() { Line 289  int LSCPServer::Main() {
289      pSampler->AddVoiceCountListener(&eventHandler);      pSampler->AddVoiceCountListener(&eventHandler);
290      pSampler->AddStreamCountListener(&eventHandler);      pSampler->AddStreamCountListener(&eventHandler);
291      pSampler->AddBufferFillListener(&eventHandler);      pSampler->AddBufferFillListener(&eventHandler);
292        pSampler->AddTotalStreamCountListener(&eventHandler);
293      pSampler->AddTotalVoiceCountListener(&eventHandler);      pSampler->AddTotalVoiceCountListener(&eventHandler);
294      pSampler->AddFxSendCountListener(&eventHandler);      pSampler->AddFxSendCountListener(&eventHandler);
295      MidiInstrumentMapper::AddMidiInstrumentCountListener(&eventHandler);      MidiInstrumentMapper::AddMidiInstrumentCountListener(&eventHandler);
# Line 367  int LSCPServer::Main() { Line 374  int LSCPServer::Main() {
374                    std::cerr << "LSCPServer: ioctlsocket: set FIONBIO failed. Error " << WSAGetLastError() << std::endl;                    std::cerr << "LSCPServer: ioctlsocket: set FIONBIO failed. Error " << WSAGetLastError() << std::endl;
375                    exit(EXIT_FAILURE);                    exit(EXIT_FAILURE);
376                  }                  }
377          #else                    #else
378                  if (fcntl(socket, F_SETFL, O_NONBLOCK)) {                  if (fcntl(socket, F_SETFL, O_NONBLOCK)) {
379                          std::cerr << "LSCPServer: F_SETFL O_NONBLOCK failed." << std::endl;                          std::cerr << "LSCPServer: F_SETFL O_NONBLOCK failed." << std::endl;
380                          exit(EXIT_FAILURE);                          exit(EXIT_FAILURE);
# Line 538  bool LSCPServer::GetLSCPCommand( std::ve Line 545  bool LSCPServer::GetLSCPCommand( std::ve
545                      int wsa_lasterror = WSAGetLastError();                      int wsa_lasterror = WSAGetLastError();
546                          if (wsa_lasterror == WSAEWOULDBLOCK) //Would block, try again later.                          if (wsa_lasterror == WSAEWOULDBLOCK) //Would block, try again later.
547                                  return false;                                  return false;
548                          dmsg(2,("LSCPScanner: Socket error after recv() Error %d.\n", wsa_lasterror));                            dmsg(2,("LSCPScanner: Socket error after recv() Error %d.\n", wsa_lasterror));
549                          CloseConnection(iter);                          CloseConnection(iter);
550                          break;                          break;
551                  }                  }
# Line 2346  String LSCPServer::GetServerInfo() { Line 2353  String LSCPServer::GetServerInfo() {
2353  }  }
2354    
2355  /**  /**
2356     * Will be called by the parser to return the current number of all active streams.
2357     */
2358    String LSCPServer::GetTotalStreamCount() {
2359        dmsg(2,("LSCPServer: GetTotalStreamCount()\n"));
2360        LSCPResultSet result;
2361        result.Add(pSampler->GetDiskStreamCount());
2362        return result.Produce();
2363    }
2364    
2365    /**
2366   * Will be called by the parser to return the current number of all active voices.   * Will be called by the parser to return the current number of all active voices.
2367   */   */
2368  String LSCPServer::GetTotalVoiceCount() {  String LSCPServer::GetTotalVoiceCount() {
# Line 2474  String LSCPServer::GetFileInstrumentInfo Line 2491  String LSCPServer::GetFileInstrumentInfo
2491      id.Index    = InstrumentID;      id.Index    = InstrumentID;
2492      // try to find a sampler engine that can handle the file      // try to find a sampler engine that can handle the file
2493      bool bFound = false;      bool bFound = false;
2494        bool bFatalErr = false;
2495      std::vector<String> engineTypes = EngineFactory::AvailableEngineTypes();      std::vector<String> engineTypes = EngineFactory::AvailableEngineTypes();
2496      for (int i = 0; !bFound && i < engineTypes.size(); i++) {      for (int i = 0; !bFound && !bFatalErr && i < engineTypes.size(); i++) {
2497          Engine* pEngine = NULL;          Engine* pEngine = NULL;
2498          try {          try {
2499              pEngine = EngineFactory::Create(engineTypes[i]);              pEngine = EngineFactory::Create(engineTypes[i]);
2500              if (!pEngine) throw Exception("Internal error: could not create '" + engineTypes[i] + "' engine");              if (!pEngine) throw Exception("Internal error: could not create '" + engineTypes[i] + "' engine");
2501              InstrumentManager* pManager = pEngine->GetInstrumentManager();              InstrumentManager* pManager = pEngine->GetInstrumentManager();
2502              if (pManager) {              if (pManager) {
2503                    // check if the instrument index is valid
2504                    // FIXME: this won't work if an engine only supports parts of the instrument file
2505                    std::vector<InstrumentManager::instrument_id_t> IDs =
2506                        pManager->GetInstrumentFileContent(Filename);
2507                    if (std::find(IDs.begin(), IDs.end(), id) == IDs.end()) {
2508                        std::stringstream ss;
2509                        ss << "Invalid instrument index " << InstrumentID << " for instrument file '" << Filename << "'";
2510                        bFatalErr = true;
2511                        throw Exception(ss.str());
2512                    }
2513                    // get the info of the requested instrument
2514                  InstrumentManager::instrument_info_t info =                  InstrumentManager::instrument_info_t info =
2515                      pManager->GetInstrumentInfo(id);                      pManager->GetInstrumentInfo(id);
2516                  // return detailed informations about the file                  // return detailed informations about the file
# Line 2494  String LSCPServer::GetFileInstrumentInfo Line 2523  String LSCPServer::GetFileInstrumentInfo
2523                  bFound = true;                  bFound = true;
2524              } else dmsg(1,("Warning: engine '%s' does not provide an instrument manager\n", engineTypes[i].c_str()));              } else dmsg(1,("Warning: engine '%s' does not provide an instrument manager\n", engineTypes[i].c_str()));
2525          } catch (Exception e) {          } catch (Exception e) {
2526              // NOOP, as exception is thrown if engine doesn't support file              // usually NOOP, as exception is thrown if engine doesn't support file
2527                if (bFatalErr) result.Error(e);
2528          }          }
2529          if (pEngine) EngineFactory::Destroy(pEngine);          if (pEngine) EngineFactory::Destroy(pEngine);
2530      }      }
2531    
2532      if (!bFound) result.Error("Unknown file format");      if (!bFound && !bFatalErr) result.Error("Unknown file format");
2533      return result.Produce();      return result.Produce();
2534  }  }
2535    
2536  void LSCPServer::VerifyFile(String Filename) {  void LSCPServer::VerifyFile(String Filename) {
2537        #if WIN32
2538        WIN32_FIND_DATA win32FileAttributeData;
2539        BOOL res = GetFileAttributesEx( Filename.c_str(), GetFileExInfoStandard, &win32FileAttributeData );
2540        if (!res) {
2541            std::stringstream ss;
2542            ss << "File does not exist, GetFileAttributesEx failed `" << Filename << "`: Error " << GetLastError();
2543            throw Exception(ss.str());
2544        }
2545        if ( win32FileAttributeData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY ) {
2546            throw Exception("Directory is specified");
2547        }
2548        #else    
2549      struct stat statBuf;      struct stat statBuf;
2550      int res = stat(Filename.c_str(), &statBuf);      int res = stat(Filename.c_str(), &statBuf);
2551      if (res) {      if (res) {
# Line 2515  void LSCPServer::VerifyFile(String Filen Line 2557  void LSCPServer::VerifyFile(String Filen
2557      if (S_ISDIR(statBuf.st_mode)) {      if (S_ISDIR(statBuf.st_mode)) {
2558          throw Exception("Directory is specified");          throw Exception("Directory is specified");
2559      }      }
2560        #endif
2561  }  }
2562    
2563  /**  /**
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