src/network/lscpserver.h

/***************************************************************************
 *                                                                         *
 *   LinuxSampler - modular, streaming capable sampler                     *
 *                                                                         *
 *   Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck   *
 *   Copyright (C) 2005 - 2007 Christian Schoenebeck                       *
 *                                                                         *
 *   This library is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This library is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this library; if not, write to the Free Software           *
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston,                 *
 *   MA  02111-1307  USA                                                   *
 ***************************************************************************/

#ifndef __LSCPSERVER_H_
#define __LSCPSERVER_H_

#if defined(WIN32)
#include <windows.h>
typedef int socklen_t;
#else
#include <unistd.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/select.h>
#include <sys/time.h>
#include <netinet/in.h>
#include <netinet/tcp.h>
#include <arpa/inet.h>
#include <netdb.h>
#endif

#include <list>

#include "lscp.h"
#include "lscpparser.h"
#include "lscp.h"
#include "lscpevent.h"
#include "../Sampler.h"
#include "../common/Thread.h"
#include "../common/Mutex.h"
#include "../common/Condition.h"
#include "../common/global_private.h"

#include "../drivers/midi/MidiInstrumentMapper.h"

#if HAVE_SQLITE3
#include "../db/InstrumentsDb.h"
#endif

/// TCP Port on which the server should listen for connection requests.
#define LSCP_ADDR INADDR_ANY
#define LSCP_PORT 8888

/// try up to 3 minutes to bind server socket
#define LSCP_SERVER_BIND_TIMEOUT 180

using namespace LinuxSampler;

// External references to the main scanner and parser functions
extern int yyparse(void* YYPARSE_PARAM);
extern void restart(yyparse_param_t* pparam, int& yychar);

/**
 * Network server for the LinuxSampler Control Protocol (LSCP).
 */
class LSCPServer : public Thread {
    public:
        LSCPServer(Sampler* pSampler, long int addr, short int port);
        virtual ~LSCPServer();
        int WaitUntilInitialized(long TimeoutSeconds = 0L, long TimeoutNanoSeconds = 0L);

        // Methods called by the parser
        String DestroyAudioOutputDevice(uint DeviceIndex);
        String DestroyMidiInputDevice(uint DeviceIndex);
        String LoadInstrument(String Filename, uint uiInstrument, uint uiSamplerChannel, bool bBackground = false);
        String SetEngineType(String EngineName, uint uiSamplerChannel);
        String GetChannels();
        String ListChannels();
        String AddChannel();
        String RemoveChannel(uint uiSamplerChannel);
        String GetAvailableEngines();
        String ListAvailableEngines();
        String GetEngineInfo(String EngineName);
        String GetChannelInfo(uint uiSamplerChannel);
        String GetVoiceCount(uint uiSamplerChannel);
        String GetStreamCount(uint uiSamplerChannel);
        String GetBufferFill(fill_response_t ResponseType, uint uiSamplerChannel);
        String GetAvailableAudioOutputDrivers();
        String ListAvailableAudioOutputDrivers();
        String GetAvailableMidiInputDrivers();
        String ListAvailableMidiInputDrivers();
        String GetAudioOutputDriverInfo(String Driver);
        String GetMidiInputDriverInfo(String Driver);
#ifdef __GNUC__
        typedef std::map<String,String> StringMap; // nasty workaround for a GCC bug (see GCC bug #15980, #57)
        String GetAudioOutputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList = StringMap());
        String GetMidiInputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList = StringMap());
        String CreateAudioOutputDevice(String Driver, std::map<String,String> Parameters = StringMap());
        String CreateMidiInputDevice(String Driver, std::map<String,String> Parameters = StringMap());
#else
        String GetAudioOutputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList = std::map<String,String>());
        String GetMidiInputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList = std::map<String,String>());
        String CreateAudioOutputDevice(String Driver, std::map<String,String> Parameters = std::map<String,String>());
        String CreateMidiInputDevice(String Driver, std::map<String,String> Parameters = std::map<String,String>());
#endif // __GNUC__
        String GetAudioOutputDeviceCount();
        String GetMidiInputDeviceCount();
        String GetAudioOutputDevices();
        String GetMidiInputDevices();
        String GetAudioOutputDeviceInfo(uint DeviceIndex);
        String GetMidiInputDeviceInfo(uint DeviceIndex);
        String GetMidiInputPortInfo(uint DeviceIndex, uint PortIndex);
        String GetMidiInputPortParameterInfo(uint DeviceId, uint PortId, String ParameterName);
        String GetAudioOutputChannelInfo(uint DeviceId, uint ChannelId);
        String GetAudioOutputChannelParameterInfo(uint DeviceId, uint ChannelId, String ParameterName);
        String SetAudioOutputChannelParameter(uint DeviceId, uint ChannelId, String ParamKey, String ParamVal);
        String SetAudioOutputDeviceParameter(uint DeviceIndex, String ParamKey, String ParamVal);
        String SetMidiInputDeviceParameter(uint DeviceIndex, String ParamKey, String ParamVal);
        String SetMidiInputPortParameter(uint DeviceIndex, uint PortIndex, String ParamKey, String ParamVal);
        String SetAudioOutputChannel(uint ChannelAudioOutputChannel, uint AudioOutputDeviceInputChannel, uint uiSamplerChannel);
        String SetAudioOutputDevice(uint AudioDeviceId, uint SamplerChannel);
        String SetAudioOutputType(String AudioOutputDriver, uint uiSamplerChannel);
        String SetMIDIInputPort(uint MIDIPort, uint uiSamplerChannel);
        String SetMIDIInputChannel(uint MIDIChannel, uint uiSamplerChannel);
        String SetMIDIInputDevice(uint MIDIDeviceId, uint uiSamplerChannel);
        String SetMIDIInputType(String MidiInputDriver, uint uiSamplerChannel);
        String SetMIDIInput(uint MIDIDeviceId, uint MIDIPort, uint MIDIChannel, uint uiSamplerChannel);
        String SetVolume(double dVolume, uint uiSamplerChannel);
        String SetChannelMute(bool bMute, uint uiSamplerChannel);
        String SetChannelSolo(bool bSolo, uint uiSamplerChannel);
        String AddOrReplaceMIDIInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg, String EngineType, String InstrumentFile, uint InstrumentIndex, float Volume, MidiInstrumentMapper::mode_t LoadMode, String Name, bool bModal);
        String RemoveMIDIInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg);
        String GetMidiInstrumentMappings(uint MidiMapID);
        String GetAllMidiInstrumentMappings();
        String GetMidiInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg);
        String ListMidiInstrumentMappings(uint MidiMapID);
        String ListAllMidiInstrumentMappings();
        String ClearMidiInstrumentMappings(uint MidiMapID);
        String ClearAllMidiInstrumentMappings();
        String AddMidiInstrumentMap(String MapName = "");
        String RemoveMidiInstrumentMap(uint MidiMapID);
        String RemoveAllMidiInstrumentMaps();
        String GetMidiInstrumentMaps();
        String ListMidiInstrumentMaps();
        String GetMidiInstrumentMap(uint MidiMapID);
        String SetMidiInstrumentMapName(uint MidiMapID, String NewName);
        String SetChannelMap(uint uiSamplerChannel, int MidiMapID);
        String CreateFxSend(uint uiSamplerChannel, uint MidiCtrl, String Name = "");
        String DestroyFxSend(uint uiSamplerChannel, uint FxSendID);
        String GetFxSends(uint uiSamplerChannel);
        String ListFxSends(uint uiSamplerChannel);
        String GetFxSendInfo(uint uiSamplerChannel, uint FxSendID);
        String SetFxSendName(uint uiSamplerChannel, uint FxSendID, String Name);
        String SetFxSendAudioOutputChannel(uint uiSamplerChannel, uint FxSendID, uint FxSendChannel, uint DeviceChannel);
        String SetFxSendMidiController(uint uiSamplerChannel, uint FxSendID, uint MidiController);
        String SetFxSendLevel(uint uiSamplerChannel, uint FxSendID, double dLevel);
        String AddDbInstrumentDirectory(String Dir);
        String RemoveDbInstrumentDirectory(String Dir, bool Force = false);
        String GetDbInstrumentDirectoryCount(String Dir, bool Recursive = false);
        String GetDbInstrumentDirectories(String Dir, bool Recursive = false);
        String GetDbInstrumentDirectoryInfo(String Dir);
        String SetDbInstrumentDirectoryName(String Dir, String Name);
        String MoveDbInstrumentDirectory(String Dir, String Dst);
        String CopyDbInstrumentDirectory(String Dir, String Dst);
        String SetDbInstrumentDirectoryDescription(String Dir, String Desc);
        String FindDbInstrumentDirectories(String Dir, std::map<String,String> Parameters, bool Recursive = true);
        String AddDbInstruments(String DbDir, String FilePath, int Index = -1, bool bBackground = false);
        String AddDbInstruments(String ScanMode, String DbDir, String FsDir, bool bBackground = false);
        String RemoveDbInstrument(String Instr);
        String GetDbInstrumentCount(String Dir, bool Recursive = false);
        String GetDbInstruments(String Dir, bool Recursive = false);
        String GetDbInstrumentInfo(String Instr);
        String SetDbInstrumentName(String Instr, String Name);
        String MoveDbInstrument(String Instr, String Dst);
        String CopyDbInstrument(String Instr, String Dst);
        String SetDbInstrumentDescription(String Instr, String Desc);
        String FindDbInstruments(String Dir, std::map<String,String> Parameters, bool Recursive = true);
        String FormatInstrumentsDb();
        String EditSamplerChannelInstrument(uint uiSamplerChannel);
        String GetDbInstrumentsJobInfo(int JobId);
        String ResetChannel(uint uiSamplerChannel);
        String ResetSampler();
        String GetServerInfo();
        String GetTotalVoiceCount();
        String GetTotalVoiceCountMax();
        String GetGlobalVolume();
        String SetGlobalVolume(double dVolume);
        String SubscribeNotification(LSCPEvent::event_t);
        String UnsubscribeNotification(LSCPEvent::event_t);
        String SetEcho(yyparse_param_t* pSession, double boolean_value);
        void   AnswerClient(String ReturnMessage);

        static int currentSocket;
        static std::map<int,String> bufferedCommands;

        static void SendLSCPNotify( LSCPEvent Event );
        static int EventSubscribers( std::list<LSCPEvent::event_t> events );
        static void LockRTNotify( void ) { RTNotifyMutex.Lock(); }
        static void UnlockRTNotify( void ) { RTNotifyMutex.Unlock(); }
    static String FilterEndlines(String s);

    protected:
        int            hSocket;
        sockaddr_in    SocketAddress;
        Sampler*       pSampler;
        Condition      Initialized;

        int Main(); ///< Implementation of virtual method from class Thread

    private:

        /**
         * Find a created audio output device index.
         */
        int GetAudioOutputDeviceIndex (AudioOutputDevice *pDevice);

        /**
         * Find a created midi input device index.
         */
        int GetMidiInputDeviceIndex (MidiInputDevice *pDevice);

        EngineChannel* GetEngineChannel(uint uiSamplerChannel);

                /**
                 * Gets the specified effect send on the specified sampler channel.
                 */
                FxSend* GetFxSend(uint uiSamplerChannel, uint FxSendID);

        bool HasSoloChannel();
        void MuteNonSoloChannels();
        void UnmuteChannels();

        static std::map<int,String> bufferedNotifies;
        static Mutex NotifyMutex;
        static Mutex NotifyBufferMutex;
        static bool GetLSCPCommand( std::vector<yyparse_param_t>::iterator iter );
        static void CloseConnection( std::vector<yyparse_param_t>::iterator iter );
        static std::vector<yyparse_param_t> Sessions;
        static Mutex SubscriptionMutex;
        static std::map< LSCPEvent::event_t, std::list<int> > eventSubscriptions;
        static fd_set fdSet;

        //Protect main thread that generates real time notify messages
        //like voice count, stream count and buffer fill
        //from LSCP server removing engines and channels from underneath
        static Mutex RTNotifyMutex;

        class EventHandler : public ChannelCountListener, public AudioDeviceCountListener,
            public MidiDeviceCountListener, public MidiInstrumentCountListener,
            public MidiInstrumentInfoListener, public MidiInstrumentMapCountListener,
            public MidiInstrumentMapInfoListener, public FxSendCountListener,
            public VoiceCountListener, public StreamCountListener,
            public BufferFillListener, public TotalVoiceCountListener {

            public:
                /**
                 * Invoked when the number of sampler channels has changed.
                 * @param NewCount The new number of sampler channels.
                 */
                virtual void ChannelCountChanged(int NewCount);

                /**
                 * Invoked when the number of audio output devices has changed.
                 * @param NewCount The new number of audio output devices.
                 */
                virtual void AudioDeviceCountChanged(int NewCount);

                /**
                 * Invoked when the number of MIDI input devices has changed.
                 * @param NewCount The new number of MIDI input devices.
                 */
                virtual void MidiDeviceCountChanged(int NewCount);

                /**
                 * Invoked when the number of MIDI instruments has changed.
                 * @param MapId The numerical ID of the MIDI instrument map.
                 * @param NewCount The new number of MIDI instruments.
                 */
                virtual void MidiInstrumentCountChanged(int MapId, int NewCount);

                /**
                 * Invoked when a MIDI instrument in a MIDI instrument map is changed.
                 * @param MapId The numerical ID of the MIDI instrument map.
                 * @param Bank The index of the MIDI bank, containing the instrument.
                 * @param Program The MIDI program number of the instrument.
                 */
                virtual void MidiInstrumentInfoChanged(int MapId, int Bank, int Program);

                /**
                 * Invoked when the number of MIDI instrument maps has changed.
                 * @param NewCount The new number of MIDI instruments.
                 */
                virtual void MidiInstrumentMapCountChanged(int NewCount);

                /**
                 * Invoked when the settings of a MIDI instrument map are changed.
                 * @param MapId The numerical ID of the MIDI instrument map.
                 */
                virtual void MidiInstrumentMapInfoChanged(int MapId);

                /**
                 * Invoked when the number of effect sends
                 * on the specified sampler channel has changed.
                 * @param ChannelId The numerical ID of the sampler channel.
                 * @param NewCount The new number of effect sends.
                 */
                virtual void FxSendCountChanged(int ChannelId, int NewCount);

                /**
                 * Invoked when the number of active voices
                 * on the specified sampler channel has changed.
                 * @param ChannelId The numerical ID of the sampler channel.
                 * @param NewCount The new number of active voices.
                 */
                virtual void VoiceCountChanged(int ChannelId, int NewCount);

                /**
                 * Invoked when the number of active disk streams
                 * on the specified sampler channel has changed.
                 * @param ChannelId The numerical ID of the sampler channel.
                 * @param NewCount The new number of active disk streams.
                 */
                virtual void StreamCountChanged(int ChannelId, int NewCount);

                /**
                 * Invoked when the fill state of the disk stream
                 * buffers on the specified sampler channel is changed.
                 * @param ChannelId The numerical ID of the sampler channel.
                 * @param FillData The buffer fill data for the specified sampler channel.
                 */
                virtual void BufferFillChanged(int ChannelId, String FillData);

                /**
                 * Invoked when the total number of active voices is changed.
                 * @param NewCount The new number of active voices.
                 */
                virtual void TotalVoiceCountChanged(int NewCount);
        } eventHandler;

#if HAVE_SQLITE3
        class DbInstrumentsEventHandler : public InstrumentsDb::Listener {
            public:
                virtual void DirectoryCountChanged(String Dir);
                virtual void DirectoryInfoChanged(String Dir);
                virtual void DirectoryNameChanged(String Dir, String NewName);
                virtual void InstrumentCountChanged(String Dir);
                virtual void InstrumentInfoChanged(String Instr);
                virtual void InstrumentNameChanged(String Instr, String NewName);
                virtual void JobStatusChanged(int JobId);
        } dbInstrumentsEventHandler;
#endif // HAVE_SQLITE3
};

#endif // __LSCPSERVER_H_
1	/***************************************************************************
2	* *
3	* LinuxSampler - modular, streaming capable sampler *
4	* *
5	* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck *
6	* Copyright (C) 2005 - 2007 Christian Schoenebeck *
7	* *
8	* 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 *
10	* the Free Software Foundation; either version 2 of the License, or *
11	* (at your option) any later version. *
12	* *
13	* This library is distributed in the hope that it will be useful, *
14	* but WITHOUT ANY WARRANTY; without even the implied warranty of *
15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
16	* GNU General Public License for more details. *
17	* *
18	* You should have received a copy of the GNU General Public License *
19	* along with this library; if not, write to the Free Software *
20	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, *
21	* MA 02111-1307 USA *
22	***************************************************************************/
23
24	#ifndef __LSCPSERVER_H_
25	#define __LSCPSERVER_H_
26
27	#if defined(WIN32)
28	#include <windows.h>
29	typedef int socklen_t;
30	#else
31	#include <unistd.h>
32	#include <sys/types.h>
33	#include <sys/socket.h>
34	#include <sys/select.h>
35	#include <sys/time.h>
36	#include <netinet/in.h>
37	#include <netinet/tcp.h>
38	#include <arpa/inet.h>
39	#include <netdb.h>
40	#endif
41
42	#include <list>
43
44	#include "lscp.h"
45	#include "lscpparser.h"
46	#include "lscp.h"
47	#include "lscpevent.h"
48	#include "../Sampler.h"
49	#include "../common/Thread.h"
50	#include "../common/Mutex.h"
51	#include "../common/Condition.h"
52	#include "../common/global_private.h"
53
54	#include "../drivers/midi/MidiInstrumentMapper.h"
55
56	#if HAVE_SQLITE3
57	#include "../db/InstrumentsDb.h"
58	#endif
59
60	/// TCP Port on which the server should listen for connection requests.
61	#define LSCP_ADDR INADDR_ANY
62	#define LSCP_PORT 8888
63
64	/// try up to 3 minutes to bind server socket
65	#define LSCP_SERVER_BIND_TIMEOUT 180
66
67	using namespace LinuxSampler;
68
69	// External references to the main scanner and parser functions
70	extern int yyparse(void* YYPARSE_PARAM);
71	extern void restart(yyparse_param_t* pparam, int& yychar);
72
73	/**
74	* Network server for the LinuxSampler Control Protocol (LSCP).
75	*/
76	class LSCPServer : public Thread {
77	public:
78	LSCPServer(Sampler* pSampler, long int addr, short int port);
79	virtual ~LSCPServer();
80	int WaitUntilInitialized(long TimeoutSeconds = 0L, long TimeoutNanoSeconds = 0L);
81
82	// Methods called by the parser
83	String DestroyAudioOutputDevice(uint DeviceIndex);
84	String DestroyMidiInputDevice(uint DeviceIndex);
85	String LoadInstrument(String Filename, uint uiInstrument, uint uiSamplerChannel, bool bBackground = false);
86	String SetEngineType(String EngineName, uint uiSamplerChannel);
87	String GetChannels();
88	String ListChannels();
89	String AddChannel();
90	String RemoveChannel(uint uiSamplerChannel);
91	String GetAvailableEngines();
92	String ListAvailableEngines();
93	String GetEngineInfo(String EngineName);
94	String GetChannelInfo(uint uiSamplerChannel);
95	String GetVoiceCount(uint uiSamplerChannel);
96	String GetStreamCount(uint uiSamplerChannel);
97	String GetBufferFill(fill_response_t ResponseType, uint uiSamplerChannel);
98	String GetAvailableAudioOutputDrivers();
99	String ListAvailableAudioOutputDrivers();
100	String GetAvailableMidiInputDrivers();
101	String ListAvailableMidiInputDrivers();
102	String GetAudioOutputDriverInfo(String Driver);
103	String GetMidiInputDriverInfo(String Driver);
104	#ifdef __GNUC__
105	typedef std::map<String,String> StringMap; // nasty workaround for a GCC bug (see GCC bug #15980, #57)
106	String GetAudioOutputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList = StringMap());
107	String GetMidiInputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList = StringMap());
108	String CreateAudioOutputDevice(String Driver, std::map<String,String> Parameters = StringMap());
109	String CreateMidiInputDevice(String Driver, std::map<String,String> Parameters = StringMap());
110	#else
111	String GetAudioOutputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList = std::map<String,String>());
112	String GetMidiInputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList = std::map<String,String>());
113	String CreateAudioOutputDevice(String Driver, std::map<String,String> Parameters = std::map<String,String>());
114	String CreateMidiInputDevice(String Driver, std::map<String,String> Parameters = std::map<String,String>());
115	#endif // __GNUC__
116	String GetAudioOutputDeviceCount();
117	String GetMidiInputDeviceCount();
118	String GetAudioOutputDevices();
119	String GetMidiInputDevices();
120	String GetAudioOutputDeviceInfo(uint DeviceIndex);
121	String GetMidiInputDeviceInfo(uint DeviceIndex);
122	String GetMidiInputPortInfo(uint DeviceIndex, uint PortIndex);
123	String GetMidiInputPortParameterInfo(uint DeviceId, uint PortId, String ParameterName);
124	String GetAudioOutputChannelInfo(uint DeviceId, uint ChannelId);
125	String GetAudioOutputChannelParameterInfo(uint DeviceId, uint ChannelId, String ParameterName);
126	String SetAudioOutputChannelParameter(uint DeviceId, uint ChannelId, String ParamKey, String ParamVal);
127	String SetAudioOutputDeviceParameter(uint DeviceIndex, String ParamKey, String ParamVal);
128	String SetMidiInputDeviceParameter(uint DeviceIndex, String ParamKey, String ParamVal);
129	String SetMidiInputPortParameter(uint DeviceIndex, uint PortIndex, String ParamKey, String ParamVal);
130	String SetAudioOutputChannel(uint ChannelAudioOutputChannel, uint AudioOutputDeviceInputChannel, uint uiSamplerChannel);
131	String SetAudioOutputDevice(uint AudioDeviceId, uint SamplerChannel);
132	String SetAudioOutputType(String AudioOutputDriver, uint uiSamplerChannel);
133	String SetMIDIInputPort(uint MIDIPort, uint uiSamplerChannel);
134	String SetMIDIInputChannel(uint MIDIChannel, uint uiSamplerChannel);
135	String SetMIDIInputDevice(uint MIDIDeviceId, uint uiSamplerChannel);
136	String SetMIDIInputType(String MidiInputDriver, uint uiSamplerChannel);
137	String SetMIDIInput(uint MIDIDeviceId, uint MIDIPort, uint MIDIChannel, uint uiSamplerChannel);
138	String SetVolume(double dVolume, uint uiSamplerChannel);
139	String SetChannelMute(bool bMute, uint uiSamplerChannel);
140	String SetChannelSolo(bool bSolo, uint uiSamplerChannel);
141	String AddOrReplaceMIDIInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg, String EngineType, String InstrumentFile, uint InstrumentIndex, float Volume, MidiInstrumentMapper::mode_t LoadMode, String Name, bool bModal);
142	String RemoveMIDIInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg);
143	String GetMidiInstrumentMappings(uint MidiMapID);
144	String GetAllMidiInstrumentMappings();
145	String GetMidiInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg);
146	String ListMidiInstrumentMappings(uint MidiMapID);
147	String ListAllMidiInstrumentMappings();
148	String ClearMidiInstrumentMappings(uint MidiMapID);
149	String ClearAllMidiInstrumentMappings();
150	String AddMidiInstrumentMap(String MapName = "");
151	String RemoveMidiInstrumentMap(uint MidiMapID);
152	String RemoveAllMidiInstrumentMaps();
153	String GetMidiInstrumentMaps();
154	String ListMidiInstrumentMaps();
155	String GetMidiInstrumentMap(uint MidiMapID);
156	String SetMidiInstrumentMapName(uint MidiMapID, String NewName);
157	String SetChannelMap(uint uiSamplerChannel, int MidiMapID);
158	String CreateFxSend(uint uiSamplerChannel, uint MidiCtrl, String Name = "");
159	String DestroyFxSend(uint uiSamplerChannel, uint FxSendID);
160	String GetFxSends(uint uiSamplerChannel);
161	String ListFxSends(uint uiSamplerChannel);
162	String GetFxSendInfo(uint uiSamplerChannel, uint FxSendID);
163	String SetFxSendName(uint uiSamplerChannel, uint FxSendID, String Name);
164	String SetFxSendAudioOutputChannel(uint uiSamplerChannel, uint FxSendID, uint FxSendChannel, uint DeviceChannel);
165	String SetFxSendMidiController(uint uiSamplerChannel, uint FxSendID, uint MidiController);
166	String SetFxSendLevel(uint uiSamplerChannel, uint FxSendID, double dLevel);
167	String AddDbInstrumentDirectory(String Dir);
168	String RemoveDbInstrumentDirectory(String Dir, bool Force = false);
169	String GetDbInstrumentDirectoryCount(String Dir, bool Recursive = false);
170	String GetDbInstrumentDirectories(String Dir, bool Recursive = false);
171	String GetDbInstrumentDirectoryInfo(String Dir);
172	String SetDbInstrumentDirectoryName(String Dir, String Name);
173	String MoveDbInstrumentDirectory(String Dir, String Dst);
174	String CopyDbInstrumentDirectory(String Dir, String Dst);
175	String SetDbInstrumentDirectoryDescription(String Dir, String Desc);
176	String FindDbInstrumentDirectories(String Dir, std::map<String,String> Parameters, bool Recursive = true);
177	String AddDbInstruments(String DbDir, String FilePath, int Index = -1, bool bBackground = false);
178	String AddDbInstruments(String ScanMode, String DbDir, String FsDir, bool bBackground = false);
179	String RemoveDbInstrument(String Instr);
180	String GetDbInstrumentCount(String Dir, bool Recursive = false);
181	String GetDbInstruments(String Dir, bool Recursive = false);
182	String GetDbInstrumentInfo(String Instr);
183	String SetDbInstrumentName(String Instr, String Name);
184	String MoveDbInstrument(String Instr, String Dst);
185	String CopyDbInstrument(String Instr, String Dst);
186	String SetDbInstrumentDescription(String Instr, String Desc);
187	String FindDbInstruments(String Dir, std::map<String,String> Parameters, bool Recursive = true);
188	String FormatInstrumentsDb();
189	String EditSamplerChannelInstrument(uint uiSamplerChannel);
190	String GetDbInstrumentsJobInfo(int JobId);
191	String ResetChannel(uint uiSamplerChannel);
192	String ResetSampler();
193	String GetServerInfo();
194	String GetTotalVoiceCount();
195	String GetTotalVoiceCountMax();
196	String GetGlobalVolume();
197	String SetGlobalVolume(double dVolume);
198	String SubscribeNotification(LSCPEvent::event_t);
199	String UnsubscribeNotification(LSCPEvent::event_t);
200	String SetEcho(yyparse_param_t* pSession, double boolean_value);
201	void AnswerClient(String ReturnMessage);
202
203	static int currentSocket;
204	static std::map<int,String> bufferedCommands;
205
206	static void SendLSCPNotify( LSCPEvent Event );
207	static int EventSubscribers( std::list<LSCPEvent::event_t> events );
208	static void LockRTNotify( void ) { RTNotifyMutex.Lock(); }
209	static void UnlockRTNotify( void ) { RTNotifyMutex.Unlock(); }
210	static String FilterEndlines(String s);
211
212	protected:
213	int hSocket;
214	sockaddr_in SocketAddress;
215	Sampler* pSampler;
216	Condition Initialized;
217
218	int Main(); ///< Implementation of virtual method from class Thread
219
220	private:
221
222	/**
223	* Find a created audio output device index.
224	*/
225	int GetAudioOutputDeviceIndex (AudioOutputDevice *pDevice);
226
227	/**
228	* Find a created midi input device index.
229	*/
230	int GetMidiInputDeviceIndex (MidiInputDevice *pDevice);
231
232	EngineChannel* GetEngineChannel(uint uiSamplerChannel);
233
234	/**
235	* Gets the specified effect send on the specified sampler channel.
236	*/
237	FxSend* GetFxSend(uint uiSamplerChannel, uint FxSendID);
238
239	bool HasSoloChannel();
240	void MuteNonSoloChannels();
241	void UnmuteChannels();
242
243	static std::map<int,String> bufferedNotifies;
244	static Mutex NotifyMutex;
245	static Mutex NotifyBufferMutex;
246	static bool GetLSCPCommand( std::vector<yyparse_param_t>::iterator iter );
247	static void CloseConnection( std::vector<yyparse_param_t>::iterator iter );
248	static std::vector<yyparse_param_t> Sessions;
249	static Mutex SubscriptionMutex;
250	static std::map< LSCPEvent::event_t, std::list<int> > eventSubscriptions;
251	static fd_set fdSet;
252
253	//Protect main thread that generates real time notify messages
254	//like voice count, stream count and buffer fill
255	//from LSCP server removing engines and channels from underneath
256	static Mutex RTNotifyMutex;
257
258	class EventHandler : public ChannelCountListener, public AudioDeviceCountListener,
259	public MidiDeviceCountListener, public MidiInstrumentCountListener,
260	public MidiInstrumentInfoListener, public MidiInstrumentMapCountListener,
261	public MidiInstrumentMapInfoListener, public FxSendCountListener,
262	public VoiceCountListener, public StreamCountListener,
263	public BufferFillListener, public TotalVoiceCountListener {
264
265	public:
266	/**
267	* Invoked when the number of sampler channels has changed.
268	* @param NewCount The new number of sampler channels.
269	*/
270	virtual void ChannelCountChanged(int NewCount);
271
272	/**
273	* Invoked when the number of audio output devices has changed.
274	* @param NewCount The new number of audio output devices.
275	*/
276	virtual void AudioDeviceCountChanged(int NewCount);
277
278	/**
279	* Invoked when the number of MIDI input devices has changed.
280	* @param NewCount The new number of MIDI input devices.
281	*/
282	virtual void MidiDeviceCountChanged(int NewCount);
283
284	/**
285	* Invoked when the number of MIDI instruments has changed.
286	* @param MapId The numerical ID of the MIDI instrument map.
287	* @param NewCount The new number of MIDI instruments.
288	*/
289	virtual void MidiInstrumentCountChanged(int MapId, int NewCount);
290
291	/**
292	* Invoked when a MIDI instrument in a MIDI instrument map is changed.
293	* @param MapId The numerical ID of the MIDI instrument map.
294	* @param Bank The index of the MIDI bank, containing the instrument.
295	* @param Program The MIDI program number of the instrument.
296	*/
297	virtual void MidiInstrumentInfoChanged(int MapId, int Bank, int Program);
298
299	/**
300	* Invoked when the number of MIDI instrument maps has changed.
301	* @param NewCount The new number of MIDI instruments.
302	*/
303	virtual void MidiInstrumentMapCountChanged(int NewCount);
304
305	/**
306	* Invoked when the settings of a MIDI instrument map are changed.
307	* @param MapId The numerical ID of the MIDI instrument map.
308	*/
309	virtual void MidiInstrumentMapInfoChanged(int MapId);
310
311	/**
312	* Invoked when the number of effect sends
313	* on the specified sampler channel has changed.
314	* @param ChannelId The numerical ID of the sampler channel.
315	* @param NewCount The new number of effect sends.
316	*/
317	virtual void FxSendCountChanged(int ChannelId, int NewCount);
318
319	/**
320	* Invoked when the number of active voices
321	* on the specified sampler channel has changed.
322	* @param ChannelId The numerical ID of the sampler channel.
323	* @param NewCount The new number of active voices.
324	*/
325	virtual void VoiceCountChanged(int ChannelId, int NewCount);
326
327	/**
328	* Invoked when the number of active disk streams
329	* on the specified sampler channel has changed.
330	* @param ChannelId The numerical ID of the sampler channel.
331	* @param NewCount The new number of active disk streams.
332	*/
333	virtual void StreamCountChanged(int ChannelId, int NewCount);
334
335	/**
336	* Invoked when the fill state of the disk stream
337	* buffers on the specified sampler channel is changed.
338	* @param ChannelId The numerical ID of the sampler channel.
339	* @param FillData The buffer fill data for the specified sampler channel.
340	*/
341	virtual void BufferFillChanged(int ChannelId, String FillData);
342
343	/**
344	* Invoked when the total number of active voices is changed.
345	* @param NewCount The new number of active voices.
346	*/
347	virtual void TotalVoiceCountChanged(int NewCount);
348	} eventHandler;
349
350	#if HAVE_SQLITE3
351	class DbInstrumentsEventHandler : public InstrumentsDb::Listener {
352	public:
353	virtual void DirectoryCountChanged(String Dir);
354	virtual void DirectoryInfoChanged(String Dir);
355	virtual void DirectoryNameChanged(String Dir, String NewName);
356	virtual void InstrumentCountChanged(String Dir);
357	virtual void InstrumentInfoChanged(String Instr);
358	virtual void InstrumentNameChanged(String Instr, String NewName);
359	virtual void JobStatusChanged(int JobId);
360	} dbInstrumentsEventHandler;
361	#endif // HAVE_SQLITE3
362	};
363
364	#endif // __LSCPSERVER_H_