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

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Revision 1551 - (show annotations) (download)
Wed Dec 5 22:05:28 2007 UTC (13 years, 3 months ago) by schoenebeck
File size: 122381 byte(s)
- seems Windows has problems with accessing static variables from
  a static libtool archive

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 #include "lscpserver.h"
25 #include "lscpresultset.h"
26 #include "lscpevent.h"
27
28 #if defined(WIN32)
29 #include <windows.h>
30 #else
31 #include <fcntl.h>
32 #endif
33
34 #if ! HAVE_SQLITE3
35 #define DOESNT_HAVE_SQLITE3 "No database support. SQLITE3 was not installed when linuxsampler was built."
36 #endif
37
38 #include "../engines/EngineFactory.h"
39 #include "../engines/EngineChannelFactory.h"
40 #include "../drivers/audio/AudioOutputDeviceFactory.h"
41 #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.
81 * The big assumption here is that LSCPServer is going to remain a singleton.
82 * These members are used to support client connections.
83 * Class handles multiple connections at the same time using select() and non-blocking recv()
84 * Commands are processed by a single LSCPServer thread.
85 * Notifications are delivered either by the thread that originated them
86 * or (if the resultset is currently in progress) by the LSCPServer thread
87 * after the resultset was sent out.
88 * This makes sure that resultsets can not be interrupted by notifications.
89 * This also makes sure that the thread sending notification is not blocked
90 * by the LSCPServer thread.
91 */
92 fd_set LSCPServer::fdSet;
93 int LSCPServer::currentSocket = -1;
94 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>();
97 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> >();
99 Mutex LSCPServer::NotifyMutex = Mutex();
100 Mutex LSCPServer::NotifyBufferMutex = Mutex();
101 Mutex LSCPServer::SubscriptionMutex = Mutex();
102 Mutex LSCPServer::RTNotifyMutex = Mutex();
103
104 LSCPServer::LSCPServer(Sampler* pSampler, long int addr, short int port) : Thread(true, false, 0, -4) {
105 SocketAddress.sin_family = AF_INET;
106 SocketAddress.sin_addr.s_addr = addr;
107 SocketAddress.sin_port = port;
108 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");
114 LSCPEvent::RegisterEvent(LSCPEvent::event_voice_count, "VOICE_COUNT");
115 LSCPEvent::RegisterEvent(LSCPEvent::event_stream_count, "STREAM_COUNT");
116 LSCPEvent::RegisterEvent(LSCPEvent::event_buffer_fill, "BUFFER_FILL");
117 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");
130 LSCPEvent::RegisterEvent(LSCPEvent::event_total_stream_count, "TOTAL_STREAM_COUNT");
131 LSCPEvent::RegisterEvent(LSCPEvent::event_total_voice_count, "TOTAL_VOICE_COUNT");
132 LSCPEvent::RegisterEvent(LSCPEvent::event_global_info, "GLOBAL_INFO");
133 hSocket = -1;
134 }
135
136 LSCPServer::~LSCPServer() {
137 #if defined(WIN32)
138 if (hSocket >= 0) closesocket(hSocket);
139 #else
140 if (hSocket >= 0) close(hSocket);
141 #endif
142 }
143
144 void LSCPServer::EventHandler::ChannelCountChanged(int NewCount) {
145 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_count, NewCount));
146 }
147
148 void LSCPServer::EventHandler::AudioDeviceCountChanged(int NewCount) {
149 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_audio_device_count, NewCount));
150 }
151
152 void LSCPServer::EventHandler::MidiDeviceCountChanged(int NewCount) {
153 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_midi_device_count, NewCount));
154 }
155
156 void LSCPServer::EventHandler::MidiInstrumentCountChanged(int MapId, int NewCount) {
157 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_midi_instr_count, MapId, NewCount));
158 }
159
160 void LSCPServer::EventHandler::MidiInstrumentInfoChanged(int MapId, int Bank, int Program) {
161 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_midi_instr_info, MapId, Bank, Program));
162 }
163
164 void LSCPServer::EventHandler::MidiInstrumentMapCountChanged(int NewCount) {
165 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_midi_instr_map_count, NewCount));
166 }
167
168 void LSCPServer::EventHandler::MidiInstrumentMapInfoChanged(int MapId) {
169 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_midi_instr_map_info, MapId));
170 }
171
172 void LSCPServer::EventHandler::FxSendCountChanged(int ChannelId, int NewCount) {
173 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_fx_send_count, ChannelId, NewCount));
174 }
175
176 void LSCPServer::EventHandler::VoiceCountChanged(int ChannelId, int NewCount) {
177 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_voice_count, ChannelId, NewCount));
178 }
179
180 void LSCPServer::EventHandler::StreamCountChanged(int ChannelId, int NewCount) {
181 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_stream_count, ChannelId, NewCount));
182 }
183
184 void LSCPServer::EventHandler::BufferFillChanged(int ChannelId, String FillData) {
185 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_buffer_fill, ChannelId, FillData));
186 }
187
188 void LSCPServer::EventHandler::TotalVoiceCountChanged(int NewCount) {
189 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
197 void LSCPServer::DbInstrumentsEventHandler::DirectoryCountChanged(String Dir) {
198 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_db_instr_dir_count, InstrumentsDb::toEscapedPath(Dir)));
199 }
200
201 void LSCPServer::DbInstrumentsEventHandler::DirectoryInfoChanged(String Dir) {
202 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_db_instr_dir_info, InstrumentsDb::toEscapedPath(Dir)));
203 }
204
205 void LSCPServer::DbInstrumentsEventHandler::DirectoryNameChanged(String Dir, String NewName) {
206 Dir = "'" + InstrumentsDb::toEscapedPath(Dir) + "'";
207 NewName = "'" + InstrumentsDb::toEscapedPath(NewName) + "'";
208 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_db_instr_dir_info, "NAME", Dir, NewName));
209 }
210
211 void LSCPServer::DbInstrumentsEventHandler::InstrumentCountChanged(String Dir) {
212 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_db_instr_count, InstrumentsDb::toEscapedPath(Dir)));
213 }
214
215 void LSCPServer::DbInstrumentsEventHandler::InstrumentInfoChanged(String Instr) {
216 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_db_instr_info, InstrumentsDb::toEscapedPath(Instr)));
217 }
218
219 void LSCPServer::DbInstrumentsEventHandler::InstrumentNameChanged(String Instr, String NewName) {
220 Instr = "'" + InstrumentsDb::toEscapedPath(Instr) + "'";
221 NewName = "'" + InstrumentsDb::toEscapedPath(NewName) + "'";
222 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_db_instr_info, "NAME", Instr, NewName));
223 }
224
225 void LSCPServer::DbInstrumentsEventHandler::JobStatusChanged(int JobId) {
226 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_db_instrs_job_info, JobId));
227 }
228 #endif // HAVE_SQLITE3
229
230
231 /**
232 * Blocks the calling thread until the LSCP Server is initialized and
233 * accepting socket connections, if the server is already initialized then
234 * this method will return immediately.
235 * @param TimeoutSeconds - optional: max. wait time in seconds
236 * (default: 0s)
237 * @param TimeoutNanoSeconds - optional: max wait time in nano seconds
238 * (default: 0ns)
239 * @returns 0 on success, a value less than 0 if timeout exceeded
240 */
241 int LSCPServer::WaitUntilInitialized(long TimeoutSeconds, long TimeoutNanoSeconds) {
242 return Initialized.WaitAndUnlockIf(false, TimeoutSeconds, TimeoutNanoSeconds);
243 }
244
245 int LSCPServer::Main() {
246 #if defined(WIN32)
247 WSADATA wsaData;
248 int iResult;
249 iResult = WSAStartup(MAKEWORD(2,2), &wsaData);
250 if (iResult != 0) {
251 std::cerr << "LSCPServer: WSAStartup failed: " << iResult << "\n";
252 exit(EXIT_FAILURE);
253 }
254 #endif
255 hSocket = socket(AF_INET, SOCK_STREAM, 0);
256 if (hSocket < 0) {
257 std::cerr << "LSCPServer: Could not create server socket." << std::endl;
258 //return -1;
259 exit(EXIT_FAILURE);
260 }
261
262 if (bind(hSocket, (sockaddr*) &SocketAddress, sizeof(sockaddr_in)) < 0) {
263 std::cerr << "LSCPServer: Could not bind server socket, retrying for " << ToString(LSCP_SERVER_BIND_TIMEOUT) << " seconds...";
264 for (int trial = 0; true; trial++) { // retry for LSCP_SERVER_BIND_TIMEOUT seconds
265 if (bind(hSocket, (sockaddr*) &SocketAddress, sizeof(sockaddr_in)) < 0) {
266 if (trial > LSCP_SERVER_BIND_TIMEOUT) {
267 std::cerr << "gave up!" << std::endl;
268 #if defined(WIN32)
269 closesocket(hSocket);
270 #else
271 close(hSocket);
272 #endif
273 //return -1;
274 exit(EXIT_FAILURE);
275 }
276 else sleep(1); // sleep 1s
277 }
278 else break; // success
279 }
280 }
281
282 listen(hSocket, 1);
283 Initialized.Set(true);
284
285 // Registering event listeners
286 pSampler->AddChannelCountListener(&eventHandler);
287 pSampler->AddAudioDeviceCountListener(&eventHandler);
288 pSampler->AddMidiDeviceCountListener(&eventHandler);
289 pSampler->AddVoiceCountListener(&eventHandler);
290 pSampler->AddStreamCountListener(&eventHandler);
291 pSampler->AddBufferFillListener(&eventHandler);
292 pSampler->AddTotalStreamCountListener(&eventHandler);
293 pSampler->AddTotalVoiceCountListener(&eventHandler);
294 pSampler->AddFxSendCountListener(&eventHandler);
295 MidiInstrumentMapper::AddMidiInstrumentCountListener(&eventHandler);
296 MidiInstrumentMapper::AddMidiInstrumentInfoListener(&eventHandler);
297 MidiInstrumentMapper::AddMidiInstrumentMapCountListener(&eventHandler);
298 MidiInstrumentMapper::AddMidiInstrumentMapInfoListener(&eventHandler);
299 #if HAVE_SQLITE3
300 InstrumentsDb::GetInstrumentsDb()->AddInstrumentsDbListener(&dbInstrumentsEventHandler);
301 #endif
302 // now wait for client connections and handle their requests
303 sockaddr_in client;
304 int length = sizeof(client);
305 FD_ZERO(&fdSet);
306 FD_SET(hSocket, &fdSet);
307 int maxSessions = hSocket;
308
309 timeval timeout;
310
311 while (true) {
312 // check if some engine channel's parameter / status changed, if so notify the respective LSCP event subscribers
313 {
314 std::set<EngineChannel*> engineChannels = EngineChannelFactory::EngineChannelInstances();
315 std::set<EngineChannel*>::iterator itEngineChannel = engineChannels.begin();
316 std::set<EngineChannel*>::iterator itEnd = engineChannels.end();
317 for (; itEngineChannel != itEnd; ++itEngineChannel) {
318 if ((*itEngineChannel)->StatusChanged()) {
319 SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_info, (*itEngineChannel)->iSamplerChannelIndex));
320 }
321
322 for (int i = 0; i < (*itEngineChannel)->GetFxSendCount(); i++) {
323 FxSend* fxs = (*itEngineChannel)->GetFxSend(i);
324 if(fxs != NULL && fxs->IsInfoChanged()) {
325 int chn = (*itEngineChannel)->iSamplerChannelIndex;
326 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_fx_send_info, chn, fxs->Id()));
327 fxs->SetInfoChanged(false);
328 }
329 }
330 }
331 }
332
333 //Now let's deliver late notifies (if any)
334 NotifyBufferMutex.Lock();
335 for (std::map<int,String>::iterator iterNotify = bufferedNotifies.begin(); iterNotify != bufferedNotifies.end(); iterNotify++) {
336 #ifdef MSG_NOSIGNAL
337 send(iterNotify->first, iterNotify->second.c_str(), iterNotify->second.size(), MSG_NOSIGNAL);
338 #else
339 send(iterNotify->first, iterNotify->second.c_str(), iterNotify->second.size(), 0);
340 #endif
341 }
342 bufferedNotifies.clear();
343 NotifyBufferMutex.Unlock();
344
345 fd_set selectSet = fdSet;
346 timeout.tv_sec = 0;
347 timeout.tv_usec = 100000;
348
349 int retval = select(maxSessions+1, &selectSet, NULL, NULL, &timeout);
350
351 if (retval == 0)
352 continue; //Nothing try again
353 if (retval == -1) {
354 std::cerr << "LSCPServer: Socket select error." << std::endl;
355 #if defined(WIN32)
356 closesocket(hSocket);
357 #else
358 close(hSocket);
359 #endif
360 exit(EXIT_FAILURE);
361 }
362
363 //Accept new connections now (if any)
364 if (FD_ISSET(hSocket, &selectSet)) {
365 int socket = accept(hSocket, (sockaddr*) &client, (socklen_t*) &length);
366 if (socket < 0) {
367 std::cerr << "LSCPServer: Client connection failed." << std::endl;
368 exit(EXIT_FAILURE);
369 }
370
371 #if defined(WIN32)
372 u_long nonblock_io = 1;
373 if( ioctlsocket(socket, FIONBIO, &nonblock_io) ) {
374 std::cerr << "LSCPServer: ioctlsocket: set FIONBIO failed. Error " << WSAGetLastError() << std::endl;
375 exit(EXIT_FAILURE);
376 }
377 #else
378 if (fcntl(socket, F_SETFL, O_NONBLOCK)) {
379 std::cerr << "LSCPServer: F_SETFL O_NONBLOCK failed." << std::endl;
380 exit(EXIT_FAILURE);
381 }
382 #endif
383
384 // Parser initialization
385 yyparse_param_t yyparse_param;
386 yyparse_param.pServer = this;
387 yyparse_param.hSession = socket;
388
389 Sessions.push_back(yyparse_param);
390 FD_SET(socket, &fdSet);
391 if (socket > maxSessions)
392 maxSessions = socket;
393 dmsg(1,("LSCPServer: Client connection established on socket:%d.\n", socket));
394 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_misc, "Client connection established on socket", socket));
395 continue; //Maybe this was the only selected socket, better select again
396 }
397
398 //Something was selected and it was not the hSocket, so it must be some command(s) coming.
399 for (std::vector<yyparse_param_t>::iterator iter = Sessions.begin(); iter != Sessions.end(); iter++) {
400 if (FD_ISSET((*iter).hSession, &selectSet)) { //Was it this socket?
401 if (GetLSCPCommand(iter)) { //Have we read the entire command?
402 dmsg(3,("LSCPServer: Got command on socket %d, calling parser.\n", currentSocket));
403 int dummy; // just a temporary hack to fulfill the restart() function prototype
404 restart(NULL, dummy); // restart the 'scanner'
405 currentSocket = (*iter).hSession; //a hack
406 itCurrentSession = iter; // another hack
407 dmsg(2,("LSCPServer: [%s]\n",bufferedCommands[currentSocket].c_str()));
408 if ((*iter).bVerbose) { // if echo mode enabled
409 AnswerClient(bufferedCommands[currentSocket]);
410 }
411 int result = yyparse(&(*iter));
412 currentSocket = -1; //continuation of a hack
413 itCurrentSession = Sessions.end(); // hack as well
414 dmsg(3,("LSCPServer: Done parsing on socket %d.\n", currentSocket));
415 if (result == LSCP_QUIT) { //Was it a quit command by any chance?
416 CloseConnection(iter);
417 }
418 }
419 //socket may have been closed, iter may be invalid, get out of the loop for now.
420 //we'll be back if there is data.
421 break;
422 }
423 }
424 }
425 }
426
427 void LSCPServer::CloseConnection( std::vector<yyparse_param_t>::iterator iter ) {
428 int socket = (*iter).hSession;
429 dmsg(1,("LSCPServer: Client connection terminated on socket:%d.\n",socket));
430 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_misc, "Client connection terminated on socket", socket));
431 Sessions.erase(iter);
432 FD_CLR(socket, &fdSet);
433 SubscriptionMutex.Lock(); //Must unsubscribe this socket from all events (if any)
434 for (std::map< LSCPEvent::event_t, std::list<int> >::iterator iter = eventSubscriptions.begin(); iter != eventSubscriptions.end(); iter++) {
435 iter->second.remove(socket);
436 }
437 SubscriptionMutex.Unlock();
438 NotifyMutex.Lock();
439 bufferedCommands.erase(socket);
440 bufferedNotifies.erase(socket);
441 #if defined(WIN32)
442 closesocket(socket);
443 #else
444 close(socket);
445 #endif
446 NotifyMutex.Unlock();
447 }
448
449 void LSCPServer::LockRTNotify() {
450 RTNotifyMutex.Lock();
451 }
452
453 void LSCPServer::UnlockRTNotify() {
454 RTNotifyMutex.Unlock();
455 }
456
457 int LSCPServer::EventSubscribers( std::list<LSCPEvent::event_t> events ) {
458 int subs = 0;
459 SubscriptionMutex.Lock();
460 for( std::list<LSCPEvent::event_t>::iterator iter = events.begin();
461 iter != events.end(); iter++)
462 {
463 subs += eventSubscriptions.count(*iter);
464 }
465 SubscriptionMutex.Unlock();
466 return subs;
467 }
468
469 void LSCPServer::SendLSCPNotify( LSCPEvent event ) {
470 SubscriptionMutex.Lock();
471 if (eventSubscriptions.count(event.GetType()) == 0) {
472 SubscriptionMutex.Unlock(); //Nobody is subscribed to this event
473 return;
474 }
475 std::list<int>::iterator iter = eventSubscriptions[event.GetType()].begin();
476 std::list<int>::iterator end = eventSubscriptions[event.GetType()].end();
477 String notify = event.Produce();
478
479 while (true) {
480 if (NotifyMutex.Trylock()) {
481 for(;iter != end; iter++)
482 #ifdef MSG_NOSIGNAL
483 send(*iter, notify.c_str(), notify.size(), MSG_NOSIGNAL);
484 #else
485 send(*iter, notify.c_str(), notify.size(), 0);
486 #endif
487 NotifyMutex.Unlock();
488 break;
489 } else {
490 if (NotifyBufferMutex.Trylock()) {
491 for(;iter != end; iter++)
492 bufferedNotifies[*iter] += notify;
493 NotifyBufferMutex.Unlock();
494 break;
495 }
496 }
497 }
498 SubscriptionMutex.Unlock();
499 }
500
501 extern int GetLSCPCommand( void *buf, int max_size ) {
502 String command = LSCPServer::bufferedCommands[LSCPServer::currentSocket];
503 if (command.size() == 0) { //Parser wants input but we have nothing.
504 strcpy((char*) buf, "\n"); //So give it an empty command
505 return 1; //to keep it happy.
506 }
507
508 if (max_size < command.size()) {
509 std::cerr << "getLSCPCommand: Flex buffer too small, ignoring the command." << std::endl;
510 return 0; //This will never happen
511 }
512
513 strcpy((char*) buf, command.c_str());
514 LSCPServer::bufferedCommands.erase(LSCPServer::currentSocket);
515 return command.size();
516 }
517
518 extern yyparse_param_t* GetCurrentYaccSession() {
519 return &(*itCurrentSession);
520 }
521
522 /**
523 * Will be called to try to read the command from the socket
524 * If command is read, it will return true. Otherwise false is returned.
525 * In any case the received portion (complete or incomplete) is saved into bufferedCommand map.
526 */
527 bool LSCPServer::GetLSCPCommand( std::vector<yyparse_param_t>::iterator iter ) {
528 int socket = (*iter).hSession;
529 char c;
530 int i = 0;
531 while (true) {
532 #if defined(WIN32)
533 int result = recv(socket, (char *)&c, 1, 0); //Read one character at a time for now
534 #else
535 int result = recv(socket, (void *)&c, 1, 0); //Read one character at a time for now
536 #endif
537 if (result == 0) { //socket was selected, so 0 here means client has closed the connection
538 CloseConnection(iter);
539 break;
540 }
541 if (result == 1) {
542 if (c == '\r')
543 continue; //Ignore CR
544 if (c == '\n') {
545 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_misc, "Received \'" + bufferedCommands[socket] + "\' on socket", socket));
546 bufferedCommands[socket] += "\r\n";
547 return true; //Complete command was read
548 }
549 bufferedCommands[socket] += c;
550 }
551 #if defined(WIN32)
552 if (result == SOCKET_ERROR) {
553 int wsa_lasterror = WSAGetLastError();
554 if (wsa_lasterror == WSAEWOULDBLOCK) //Would block, try again later.
555 return false;
556 dmsg(2,("LSCPScanner: Socket error after recv() Error %d.\n", wsa_lasterror));
557 CloseConnection(iter);
558 break;
559 }
560 #else
561 if (result == -1) {
562 if (errno == EAGAIN) //Would block, try again later.
563 return false;
564 switch(errno) {
565 case EBADF:
566 dmsg(2,("LSCPScanner: The argument s is an invalid descriptor.\n"));
567 break;
568 case ECONNREFUSED:
569 dmsg(2,("LSCPScanner: A remote host refused to allow the network connection (typically because it is not running the requested service).\n"));
570 break;
571 case ENOTCONN:
572 dmsg(2,("LSCPScanner: The socket is associated with a connection-oriented protocol and has not been connected (see connect(2) and accept(2)).\n"));
573 break;
574 case ENOTSOCK:
575 dmsg(2,("LSCPScanner: The argument s does not refer to a socket.\n"));
576 break;
577 case EAGAIN:
578 dmsg(2,("LSCPScanner: The socket is marked non-blocking and the receive operation would block, or a receive timeout had been set and the timeout expired before data was received.\n"));
579 break;
580 case EINTR:
581 dmsg(2,("LSCPScanner: The receive was interrupted by delivery of a signal before any data were available.\n"));
582 break;
583 case EFAULT:
584 dmsg(2,("LSCPScanner: The receive buffer pointer(s) point outside the process's address space.\n"));
585 break;
586 case EINVAL:
587 dmsg(2,("LSCPScanner: Invalid argument passed.\n"));
588 break;
589 case ENOMEM:
590 dmsg(2,("LSCPScanner: Could not allocate memory for recvmsg.\n"));
591 break;
592 default:
593 dmsg(2,("LSCPScanner: Unknown recv() error.\n"));
594 break;
595 }
596 CloseConnection(iter);
597 break;
598 }
599 #endif
600 }
601 return false;
602 }
603
604 /**
605 * Will be called by the parser whenever it wants to send an answer to the
606 * client / frontend.
607 *
608 * @param ReturnMessage - message that will be send to the client
609 */
610 void LSCPServer::AnswerClient(String ReturnMessage) {
611 dmsg(2,("LSCPServer::AnswerClient(ReturnMessage=%s)", ReturnMessage.c_str()));
612 if (currentSocket != -1) {
613 NotifyMutex.Lock();
614 #ifdef MSG_NOSIGNAL
615 send(currentSocket, ReturnMessage.c_str(), ReturnMessage.size(), MSG_NOSIGNAL);
616 #else
617 send(currentSocket, ReturnMessage.c_str(), ReturnMessage.size(), 0);
618 #endif
619 NotifyMutex.Unlock();
620 }
621 }
622
623 /**
624 * Find a created audio output device index.
625 */
626 int LSCPServer::GetAudioOutputDeviceIndex ( AudioOutputDevice *pDevice )
627 {
628 // Search for the created device to get its index
629 std::map<uint, AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
630 std::map<uint, AudioOutputDevice*>::iterator iter = devices.begin();
631 for (; iter != devices.end(); iter++) {
632 if (iter->second == pDevice)
633 return iter->first;
634 }
635 // Not found.
636 return -1;
637 }
638
639 /**
640 * Find a created midi input device index.
641 */
642 int LSCPServer::GetMidiInputDeviceIndex ( MidiInputDevice *pDevice )
643 {
644 // Search for the created device to get its index
645 std::map<uint, MidiInputDevice*> devices = pSampler->GetMidiInputDevices();
646 std::map<uint, MidiInputDevice*>::iterator iter = devices.begin();
647 for (; iter != devices.end(); iter++) {
648 if (iter->second == pDevice)
649 return iter->first;
650 }
651 // Not found.
652 return -1;
653 }
654
655 String LSCPServer::CreateAudioOutputDevice(String Driver, std::map<String,String> Parameters) {
656 dmsg(2,("LSCPServer: CreateAudioOutputDevice(Driver=%s)\n", Driver.c_str()));
657 LSCPResultSet result;
658 try {
659 AudioOutputDevice* pDevice = pSampler->CreateAudioOutputDevice(Driver, Parameters);
660 // search for the created device to get its index
661 int index = GetAudioOutputDeviceIndex(pDevice);
662 if (index == -1) throw Exception("Internal error: could not find created audio output device.");
663 result = index; // success
664 }
665 catch (Exception e) {
666 result.Error(e);
667 }
668 return result.Produce();
669 }
670
671 String LSCPServer::CreateMidiInputDevice(String Driver, std::map<String,String> Parameters) {
672 dmsg(2,("LSCPServer: CreateMidiInputDevice(Driver=%s)\n", Driver.c_str()));
673 LSCPResultSet result;
674 try {
675 MidiInputDevice* pDevice = pSampler->CreateMidiInputDevice(Driver, Parameters);
676 // search for the created device to get its index
677 int index = GetMidiInputDeviceIndex(pDevice);
678 if (index == -1) throw Exception("Internal error: could not find created midi input device.");
679 result = index; // success
680 }
681 catch (Exception e) {
682 result.Error(e);
683 }
684 return result.Produce();
685 }
686
687 String LSCPServer::DestroyAudioOutputDevice(uint DeviceIndex) {
688 dmsg(2,("LSCPServer: DestroyAudioOutputDevice(DeviceIndex=%d)\n", DeviceIndex));
689 LSCPResultSet result;
690 try {
691 std::map<uint, AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
692 if (!devices.count(DeviceIndex)) throw Exception("There is no audio output device with index " + ToString(DeviceIndex) + ".");
693 AudioOutputDevice* pDevice = devices[DeviceIndex];
694 pSampler->DestroyAudioOutputDevice(pDevice);
695 }
696 catch (Exception e) {
697 result.Error(e);
698 }
699 return result.Produce();
700 }
701
702 String LSCPServer::DestroyMidiInputDevice(uint DeviceIndex) {
703 dmsg(2,("LSCPServer: DestroyMidiInputDevice(DeviceIndex=%d)\n", DeviceIndex));
704 LSCPResultSet result;
705 try {
706 std::map<uint, MidiInputDevice*> devices = pSampler->GetMidiInputDevices();
707 if (!devices.count(DeviceIndex)) throw Exception("There is no audio output device with index " + ToString(DeviceIndex) + ".");
708 MidiInputDevice* pDevice = devices[DeviceIndex];
709 pSampler->DestroyMidiInputDevice(pDevice);
710 }
711 catch (Exception e) {
712 result.Error(e);
713 }
714 return result.Produce();
715 }
716
717 EngineChannel* LSCPServer::GetEngineChannel(uint uiSamplerChannel) {
718 SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
719 if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));
720
721 EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();
722 if (!pEngineChannel) throw Exception("There is no engine deployed on this sampler channel yet");
723
724 return pEngineChannel;
725 }
726
727 /**
728 * Will be called by the parser to load an instrument.
729 */
730 String LSCPServer::LoadInstrument(String Filename, uint uiInstrument, uint uiSamplerChannel, bool bBackground) {
731 dmsg(2,("LSCPServer: LoadInstrument(Filename=%s,Instrument=%d,SamplerChannel=%d)\n", Filename.c_str(), uiInstrument, uiSamplerChannel));
732 LSCPResultSet result;
733 try {
734 SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
735 if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));
736 EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();
737 if (!pEngineChannel) throw Exception("No engine type assigned to sampler channel yet");
738 if (!pSamplerChannel->GetAudioOutputDevice())
739 throw Exception("No audio output device connected to sampler channel");
740 if (bBackground) {
741 InstrumentManager::instrument_id_t id;
742 id.FileName = Filename;
743 id.Index = uiInstrument;
744 InstrumentManager::LoadInstrumentInBackground(id, pEngineChannel);
745 }
746 else {
747 // tell the engine channel which instrument to load
748 pEngineChannel->PrepareLoadInstrument(Filename.c_str(), uiInstrument);
749 // actually start to load the instrument (blocks until completed)
750 pEngineChannel->LoadInstrument();
751 }
752 }
753 catch (Exception e) {
754 result.Error(e);
755 }
756 return result.Produce();
757 }
758
759 /**
760 * Will be called by the parser to assign a sampler engine type to a
761 * sampler channel.
762 */
763 String LSCPServer::SetEngineType(String EngineName, uint uiSamplerChannel) {
764 dmsg(2,("LSCPServer: SetEngineType(EngineName=%s,uiSamplerChannel=%d)\n", EngineName.c_str(), uiSamplerChannel));
765 LSCPResultSet result;
766 try {
767 SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
768 if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));
769 LockRTNotify();
770 pSamplerChannel->SetEngineType(EngineName);
771 if(HasSoloChannel()) pSamplerChannel->GetEngineChannel()->SetMute(-1);
772 UnlockRTNotify();
773 }
774 catch (Exception e) {
775 result.Error(e);
776 }
777 return result.Produce();
778 }
779
780 /**
781 * Will be called by the parser to get the amount of sampler channels.
782 */
783 String LSCPServer::GetChannels() {
784 dmsg(2,("LSCPServer: GetChannels()\n"));
785 LSCPResultSet result;
786 result.Add(pSampler->SamplerChannels());
787 return result.Produce();
788 }
789
790 /**
791 * Will be called by the parser to get the list of sampler channels.
792 */
793 String LSCPServer::ListChannels() {
794 dmsg(2,("LSCPServer: ListChannels()\n"));
795 String list;
796 std::map<uint,SamplerChannel*> channels = pSampler->GetSamplerChannels();
797 std::map<uint,SamplerChannel*>::iterator iter = channels.begin();
798 for (; iter != channels.end(); iter++) {
799 if (list != "") list += ",";
800 list += ToString(iter->first);
801 }
802 LSCPResultSet result;
803 result.Add(list);
804 return result.Produce();
805 }
806
807 /**
808 * Will be called by the parser to add a sampler channel.
809 */
810 String LSCPServer::AddChannel() {
811 dmsg(2,("LSCPServer: AddChannel()\n"));
812 LockRTNotify();
813 SamplerChannel* pSamplerChannel = pSampler->AddSamplerChannel();
814 UnlockRTNotify();
815 LSCPResultSet result(pSamplerChannel->Index());
816 return result.Produce();
817 }
818
819 /**
820 * Will be called by the parser to remove a sampler channel.
821 */
822 String LSCPServer::RemoveChannel(uint uiSamplerChannel) {
823 dmsg(2,("LSCPServer: RemoveChannel(SamplerChannel=%d)\n", uiSamplerChannel));
824 LSCPResultSet result;
825 LockRTNotify();
826 pSampler->RemoveSamplerChannel(uiSamplerChannel);
827 UnlockRTNotify();
828 return result.Produce();
829 }
830
831 /**
832 * Will be called by the parser to get the amount of all available engines.
833 */
834 String LSCPServer::GetAvailableEngines() {
835 dmsg(2,("LSCPServer: GetAvailableEngines()\n"));
836 LSCPResultSet result;
837 try {
838 int n = EngineFactory::AvailableEngineTypes().size();
839 result.Add(n);
840 }
841 catch (Exception e) {
842 result.Error(e);
843 }
844 return result.Produce();
845 }
846
847 /**
848 * Will be called by the parser to get a list of all available engines.
849 */
850 String LSCPServer::ListAvailableEngines() {
851 dmsg(2,("LSCPServer: ListAvailableEngines()\n"));
852 LSCPResultSet result;
853 try {
854 String s = EngineFactory::AvailableEngineTypesAsString();
855 result.Add(s);
856 }
857 catch (Exception e) {
858 result.Error(e);
859 }
860 return result.Produce();
861 }
862
863 /**
864 * Will be called by the parser to get descriptions for a particular
865 * sampler engine.
866 */
867 String LSCPServer::GetEngineInfo(String EngineName) {
868 dmsg(2,("LSCPServer: GetEngineInfo(EngineName=%s)\n", EngineName.c_str()));
869 LSCPResultSet result;
870 LockRTNotify();
871 try {
872 Engine* pEngine = EngineFactory::Create(EngineName);
873 result.Add("DESCRIPTION", _escapeLscpResponse(pEngine->Description()));
874 result.Add("VERSION", pEngine->Version());
875 EngineFactory::Destroy(pEngine);
876 }
877 catch (Exception e) {
878 result.Error(e);
879 }
880 UnlockRTNotify();
881 return result.Produce();
882 }
883
884 /**
885 * Will be called by the parser to get informations about a particular
886 * sampler channel.
887 */
888 String LSCPServer::GetChannelInfo(uint uiSamplerChannel) {
889 dmsg(2,("LSCPServer: GetChannelInfo(SamplerChannel=%d)\n", uiSamplerChannel));
890 LSCPResultSet result;
891 try {
892 SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
893 if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));
894 EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();
895
896 //Defaults values
897 String EngineName = "NONE";
898 float Volume = 0.0f;
899 String InstrumentFileName = "NONE";
900 String InstrumentName = "NONE";
901 int InstrumentIndex = -1;
902 int InstrumentStatus = -1;
903 int AudioOutputChannels = 0;
904 String AudioRouting;
905 int Mute = 0;
906 bool Solo = false;
907 String MidiInstrumentMap = "NONE";
908
909 if (pEngineChannel) {
910 EngineName = pEngineChannel->EngineName();
911 AudioOutputChannels = pEngineChannel->Channels();
912 Volume = pEngineChannel->Volume();
913 InstrumentStatus = pEngineChannel->InstrumentStatus();
914 InstrumentIndex = pEngineChannel->InstrumentIndex();
915 if (InstrumentIndex != -1) {
916 InstrumentFileName = pEngineChannel->InstrumentFileName();
917 InstrumentName = pEngineChannel->InstrumentName();
918 }
919 for (int chan = 0; chan < pEngineChannel->Channels(); chan++) {
920 if (AudioRouting != "") AudioRouting += ",";
921 AudioRouting += ToString(pEngineChannel->OutputChannel(chan));
922 }
923 Mute = pEngineChannel->GetMute();
924 Solo = pEngineChannel->GetSolo();
925 if (pEngineChannel->UsesNoMidiInstrumentMap())
926 MidiInstrumentMap = "NONE";
927 else if (pEngineChannel->UsesDefaultMidiInstrumentMap())
928 MidiInstrumentMap = "DEFAULT";
929 else
930 MidiInstrumentMap = ToString(pEngineChannel->GetMidiInstrumentMap());
931 }
932
933 result.Add("ENGINE_NAME", EngineName);
934 result.Add("VOLUME", Volume);
935
936 //Some not-so-hardcoded stuff to make GUI look good
937 result.Add("AUDIO_OUTPUT_DEVICE", GetAudioOutputDeviceIndex(pSamplerChannel->GetAudioOutputDevice()));
938 result.Add("AUDIO_OUTPUT_CHANNELS", AudioOutputChannels);
939 result.Add("AUDIO_OUTPUT_ROUTING", AudioRouting);
940
941 result.Add("MIDI_INPUT_DEVICE", GetMidiInputDeviceIndex(pSamplerChannel->GetMidiInputDevice()));
942 result.Add("MIDI_INPUT_PORT", pSamplerChannel->GetMidiInputPort());
943 if (pSamplerChannel->GetMidiInputChannel() == midi_chan_all) result.Add("MIDI_INPUT_CHANNEL", "ALL");
944 else result.Add("MIDI_INPUT_CHANNEL", pSamplerChannel->GetMidiInputChannel());
945
946 // convert the filename into the correct encoding as defined for LSCP
947 // (especially in terms of special characters -> escape sequences)
948 if (InstrumentFileName != "NONE" && InstrumentFileName != "") {
949 #if WIN32
950 InstrumentFileName = Path::fromWindows(InstrumentFileName).toLscp();
951 #else
952 // assuming POSIX
953 InstrumentFileName = Path::fromPosix(InstrumentFileName).toLscp();
954 #endif
955 }
956
957 result.Add("INSTRUMENT_FILE", InstrumentFileName);
958 result.Add("INSTRUMENT_NR", InstrumentIndex);
959 result.Add("INSTRUMENT_NAME", _escapeLscpResponse(InstrumentName));
960 result.Add("INSTRUMENT_STATUS", InstrumentStatus);
961 result.Add("MUTE", Mute == -1 ? "MUTED_BY_SOLO" : (Mute ? "true" : "false"));
962 result.Add("SOLO", Solo);
963 result.Add("MIDI_INSTRUMENT_MAP", MidiInstrumentMap);
964 }
965 catch (Exception e) {
966 result.Error(e);
967 }
968 return result.Produce();
969 }
970
971 /**
972 * Will be called by the parser to get the amount of active voices on a
973 * particular sampler channel.
974 */
975 String LSCPServer::GetVoiceCount(uint uiSamplerChannel) {
976 dmsg(2,("LSCPServer: GetVoiceCount(SamplerChannel=%d)\n", uiSamplerChannel));
977 LSCPResultSet result;
978 try {
979 SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
980 if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));
981 EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();
982 if (!pEngineChannel) throw Exception("No engine loaded on sampler channel");
983 if (!pEngineChannel->GetEngine()) throw Exception("No audio output device connected to sampler channel");
984 result.Add(pEngineChannel->GetEngine()->VoiceCount());
985 }
986 catch (Exception e) {
987 result.Error(e);
988 }
989 return result.Produce();
990 }
991
992 /**
993 * Will be called by the parser to get the amount of active disk streams on a
994 * particular sampler channel.
995 */
996 String LSCPServer::GetStreamCount(uint uiSamplerChannel) {
997 dmsg(2,("LSCPServer: GetStreamCount(SamplerChannel=%d)\n", uiSamplerChannel));
998 LSCPResultSet result;
999 try {
1000 SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1001 if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));
1002 EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();
1003 if (!pEngineChannel) throw Exception("No engine type assigned to sampler channel");
1004 if (!pEngineChannel->GetEngine()) throw Exception("No audio output device connected to sampler channel");
1005 result.Add(pEngineChannel->GetEngine()->DiskStreamCount());
1006 }
1007 catch (Exception e) {
1008 result.Error(e);
1009 }
1010 return result.Produce();
1011 }
1012
1013 /**
1014 * Will be called by the parser to get the buffer fill states of all disk
1015 * streams on a particular sampler channel.
1016 */
1017 String LSCPServer::GetBufferFill(fill_response_t ResponseType, uint uiSamplerChannel) {
1018 dmsg(2,("LSCPServer: GetBufferFill(ResponseType=%d, SamplerChannel=%d)\n", ResponseType, uiSamplerChannel));
1019 LSCPResultSet result;
1020 try {
1021 SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1022 if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));
1023 EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();
1024 if (!pEngineChannel) throw Exception("No engine type assigned to sampler channel");
1025 if (!pEngineChannel->GetEngine()) throw Exception("No audio output device connected to sampler channel");
1026 if (!pEngineChannel->GetEngine()->DiskStreamSupported()) result.Add("NA");
1027 else {
1028 switch (ResponseType) {
1029 case fill_response_bytes:
1030 result.Add(pEngineChannel->GetEngine()->DiskStreamBufferFillBytes());
1031 break;
1032 case fill_response_percentage:
1033 result.Add(pEngineChannel->GetEngine()->DiskStreamBufferFillPercentage());
1034 break;
1035 default:
1036 throw Exception("Unknown fill response type");
1037 }
1038 }
1039 }
1040 catch (Exception e) {
1041 result.Error(e);
1042 }
1043 return result.Produce();
1044 }
1045
1046 String LSCPServer::GetAvailableAudioOutputDrivers() {
1047 dmsg(2,("LSCPServer: GetAvailableAudioOutputDrivers()\n"));
1048 LSCPResultSet result;
1049 try {
1050 int n = AudioOutputDeviceFactory::AvailableDrivers().size();
1051 result.Add(n);
1052 }
1053 catch (Exception e) {
1054 result.Error(e);
1055 }
1056 return result.Produce();
1057 }
1058
1059 String LSCPServer::ListAvailableAudioOutputDrivers() {
1060 dmsg(2,("LSCPServer: ListAvailableAudioOutputDrivers()\n"));
1061 LSCPResultSet result;
1062 try {
1063 String s = AudioOutputDeviceFactory::AvailableDriversAsString();
1064 result.Add(s);
1065 }
1066 catch (Exception e) {
1067 result.Error(e);
1068 }
1069 return result.Produce();
1070 }
1071
1072 String LSCPServer::GetAvailableMidiInputDrivers() {
1073 dmsg(2,("LSCPServer: GetAvailableMidiInputDrivers()\n"));
1074 LSCPResultSet result;
1075 try {
1076 int n = MidiInputDeviceFactory::AvailableDrivers().size();
1077 result.Add(n);
1078 }
1079 catch (Exception e) {
1080 result.Error(e);
1081 }
1082 return result.Produce();
1083 }
1084
1085 String LSCPServer::ListAvailableMidiInputDrivers() {
1086 dmsg(2,("LSCPServer: ListAvailableMidiInputDrivers()\n"));
1087 LSCPResultSet result;
1088 try {
1089 String s = MidiInputDeviceFactory::AvailableDriversAsString();
1090 result.Add(s);
1091 }
1092 catch (Exception e) {
1093 result.Error(e);
1094 }
1095 return result.Produce();
1096 }
1097
1098 String LSCPServer::GetMidiInputDriverInfo(String Driver) {
1099 dmsg(2,("LSCPServer: GetMidiInputDriverInfo(Driver=%s)\n",Driver.c_str()));
1100 LSCPResultSet result;
1101 try {
1102 result.Add("DESCRIPTION", MidiInputDeviceFactory::GetDriverDescription(Driver));
1103 result.Add("VERSION", MidiInputDeviceFactory::GetDriverVersion(Driver));
1104
1105 std::map<String,DeviceCreationParameter*> parameters = MidiInputDeviceFactory::GetAvailableDriverParameters(Driver);
1106 if (parameters.size()) { // if there are parameters defined for this driver
1107 String s;
1108 std::map<String,DeviceCreationParameter*>::iterator iter = parameters.begin();
1109 for (;iter != parameters.end(); iter++) {
1110 if (s != "") s += ",";
1111 s += iter->first;
1112 }
1113 result.Add("PARAMETERS", s);
1114 }
1115 }
1116 catch (Exception e) {
1117 result.Error(e);
1118 }
1119 return result.Produce();
1120 }
1121
1122 String LSCPServer::GetAudioOutputDriverInfo(String Driver) {
1123 dmsg(2,("LSCPServer: GetAudioOutputDriverInfo(Driver=%s)\n",Driver.c_str()));
1124 LSCPResultSet result;
1125 try {
1126 result.Add("DESCRIPTION", AudioOutputDeviceFactory::GetDriverDescription(Driver));
1127 result.Add("VERSION", AudioOutputDeviceFactory::GetDriverVersion(Driver));
1128
1129 std::map<String,DeviceCreationParameter*> parameters = AudioOutputDeviceFactory::GetAvailableDriverParameters(Driver);
1130 if (parameters.size()) { // if there are parameters defined for this driver
1131 String s;
1132 std::map<String,DeviceCreationParameter*>::iterator iter = parameters.begin();
1133 for (;iter != parameters.end(); iter++) {
1134 if (s != "") s += ",";
1135 s += iter->first;
1136 }
1137 result.Add("PARAMETERS", s);
1138 }
1139 }
1140 catch (Exception e) {
1141 result.Error(e);
1142 }
1143 return result.Produce();
1144 }
1145
1146 String LSCPServer::GetMidiInputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList) {
1147 dmsg(2,("LSCPServer: GetMidiInputDriverParameterInfo(Driver=%s,Parameter=%s,DependencyListSize=%d)\n",Driver.c_str(),Parameter.c_str(),DependencyList.size()));
1148 LSCPResultSet result;
1149 try {
1150 DeviceCreationParameter* pParameter = MidiInputDeviceFactory::GetDriverParameter(Driver, Parameter);
1151 result.Add("TYPE", pParameter->Type());
1152 result.Add("DESCRIPTION", pParameter->Description());
1153 result.Add("MANDATORY", pParameter->Mandatory());
1154 result.Add("FIX", pParameter->Fix());
1155 result.Add("MULTIPLICITY", pParameter->Multiplicity());
1156 optional<String> oDepends = pParameter->Depends();
1157 optional<String> oDefault = pParameter->Default(DependencyList);
1158 optional<String> oRangeMin = pParameter->RangeMin(DependencyList);
1159 optional<String> oRangeMax = pParameter->RangeMax(DependencyList);
1160 optional<String> oPossibilities = pParameter->Possibilities(DependencyList);
1161 if (oDepends) result.Add("DEPENDS", *oDepends);
1162 if (oDefault) result.Add("DEFAULT", *oDefault);
1163 if (oRangeMin) result.Add("RANGE_MIN", *oRangeMin);
1164 if (oRangeMax) result.Add("RANGE_MAX", *oRangeMax);
1165 if (oPossibilities) result.Add("POSSIBILITIES", *oPossibilities);
1166 }
1167 catch (Exception e) {
1168 result.Error(e);
1169 }
1170 return result.Produce();
1171 }
1172
1173 String LSCPServer::GetAudioOutputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList) {
1174 dmsg(2,("LSCPServer: GetAudioOutputDriverParameterInfo(Driver=%s,Parameter=%s,DependencyListSize=%d)\n",Driver.c_str(),Parameter.c_str(),DependencyList.size()));
1175 LSCPResultSet result;
1176 try {
1177 DeviceCreationParameter* pParameter = AudioOutputDeviceFactory::GetDriverParameter(Driver, Parameter);
1178 result.Add("TYPE", pParameter->Type());
1179 result.Add("DESCRIPTION", pParameter->Description());
1180 result.Add("MANDATORY", pParameter->Mandatory());
1181 result.Add("FIX", pParameter->Fix());
1182 result.Add("MULTIPLICITY", pParameter->Multiplicity());
1183 optional<String> oDepends = pParameter->Depends();
1184 optional<String> oDefault = pParameter->Default(DependencyList);
1185 optional<String> oRangeMin = pParameter->RangeMin(DependencyList);
1186 optional<String> oRangeMax = pParameter->RangeMax(DependencyList);
1187 optional<String> oPossibilities = pParameter->Possibilities(DependencyList);
1188 if (oDepends) result.Add("DEPENDS", *oDepends);
1189 if (oDefault) result.Add("DEFAULT", *oDefault);
1190 if (oRangeMin) result.Add("RANGE_MIN", *oRangeMin);
1191 if (oRangeMax) result.Add("RANGE_MAX", *oRangeMax);
1192 if (oPossibilities) result.Add("POSSIBILITIES", *oPossibilities);
1193 }
1194 catch (Exception e) {
1195 result.Error(e);
1196 }
1197 return result.Produce();
1198 }
1199
1200 String LSCPServer::GetAudioOutputDeviceCount() {
1201 dmsg(2,("LSCPServer: GetAudioOutputDeviceCount()\n"));
1202 LSCPResultSet result;
1203 try {
1204 uint count = pSampler->AudioOutputDevices();
1205 result.Add(count); // success
1206 }
1207 catch (Exception e) {
1208 result.Error(e);
1209 }
1210 return result.Produce();
1211 }
1212
1213 String LSCPServer::GetMidiInputDeviceCount() {
1214 dmsg(2,("LSCPServer: GetMidiInputDeviceCount()\n"));
1215 LSCPResultSet result;
1216 try {
1217 uint count = pSampler->MidiInputDevices();
1218 result.Add(count); // success
1219 }
1220 catch (Exception e) {
1221 result.Error(e);
1222 }
1223 return result.Produce();
1224 }
1225
1226 String LSCPServer::GetAudioOutputDevices() {
1227 dmsg(2,("LSCPServer: GetAudioOutputDevices()\n"));
1228 LSCPResultSet result;
1229 try {
1230 String s;
1231 std::map<uint, AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
1232 std::map<uint, AudioOutputDevice*>::iterator iter = devices.begin();
1233 for (; iter != devices.end(); iter++) {
1234 if (s != "") s += ",";
1235 s += ToString(iter->first);
1236 }
1237 result.Add(s);
1238 }
1239 catch (Exception e) {
1240 result.Error(e);
1241 }
1242 return result.Produce();
1243 }
1244
1245 String LSCPServer::GetMidiInputDevices() {
1246 dmsg(2,("LSCPServer: GetMidiInputDevices()\n"));
1247 LSCPResultSet result;
1248 try {
1249 String s;
1250 std::map<uint, MidiInputDevice*> devices = pSampler->GetMidiInputDevices();
1251 std::map<uint, MidiInputDevice*>::iterator iter = devices.begin();
1252 for (; iter != devices.end(); iter++) {
1253 if (s != "") s += ",";
1254 s += ToString(iter->first);
1255 }
1256 result.Add(s);
1257 }
1258 catch (Exception e) {
1259 result.Error(e);
1260 }
1261 return result.Produce();
1262 }
1263
1264 String LSCPServer::GetAudioOutputDeviceInfo(uint DeviceIndex) {
1265 dmsg(2,("LSCPServer: GetAudioOutputDeviceInfo(DeviceIndex=%d)\n",DeviceIndex));
1266 LSCPResultSet result;
1267 try {
1268 std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
1269 if (!devices.count(DeviceIndex)) throw Exception("There is no audio output device with index " + ToString(DeviceIndex) + ".");
1270 AudioOutputDevice* pDevice = devices[DeviceIndex];
1271 result.Add("DRIVER", pDevice->Driver());
1272 std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();
1273 std::map<String,DeviceCreationParameter*>::iterator iter = parameters.begin();
1274 for (; iter != parameters.end(); iter++) {
1275 result.Add(iter->first, iter->second->Value());
1276 }
1277 }
1278 catch (Exception e) {
1279 result.Error(e);
1280 }
1281 return result.Produce();
1282 }
1283
1284 String LSCPServer::GetMidiInputDeviceInfo(uint DeviceIndex) {
1285 dmsg(2,("LSCPServer: GetMidiInputDeviceInfo(DeviceIndex=%d)\n",DeviceIndex));
1286 LSCPResultSet result;
1287 try {
1288 std::map<uint,MidiInputDevice*> devices = pSampler->GetMidiInputDevices();
1289 if (!devices.count(DeviceIndex)) throw Exception("There is no MIDI input device with index " + ToString(DeviceIndex) + ".");
1290 MidiInputDevice* pDevice = devices[DeviceIndex];
1291 result.Add("DRIVER", pDevice->Driver());
1292 std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();
1293 std::map<String,DeviceCreationParameter*>::iterator iter = parameters.begin();
1294 for (; iter != parameters.end(); iter++) {
1295 result.Add(iter->first, iter->second->Value());
1296 }
1297 }
1298 catch (Exception e) {
1299 result.Error(e);
1300 }
1301 return result.Produce();
1302 }
1303 String LSCPServer::GetMidiInputPortInfo(uint DeviceIndex, uint PortIndex) {
1304 dmsg(2,("LSCPServer: GetMidiInputPortInfo(DeviceIndex=%d, PortIndex=%d)\n",DeviceIndex, PortIndex));
1305 LSCPResultSet result;
1306 try {
1307 // get MIDI input device
1308 std::map<uint,MidiInputDevice*> devices = pSampler->GetMidiInputDevices();
1309 if (!devices.count(DeviceIndex)) throw Exception("There is no MIDI input device with index " + ToString(DeviceIndex) + ".");
1310 MidiInputDevice* pDevice = devices[DeviceIndex];
1311
1312 // get MIDI port
1313 MidiInputPort* pMidiInputPort = pDevice->GetPort(PortIndex);
1314 if (!pMidiInputPort) throw Exception("There is no MIDI input port with index " + ToString(PortIndex) + ".");
1315
1316 // return the values of all MIDI port parameters
1317 std::map<String,DeviceRuntimeParameter*> parameters = pMidiInputPort->PortParameters();
1318 std::map<String,DeviceRuntimeParameter*>::iterator iter = parameters.begin();
1319 for (; iter != parameters.end(); iter++) {
1320 result.Add(iter->first, iter->second->Value());
1321 }
1322 }
1323 catch (Exception e) {
1324 result.Error(e);
1325 }
1326 return result.Produce();
1327 }
1328
1329 String LSCPServer::GetAudioOutputChannelInfo(uint DeviceId, uint ChannelId) {
1330 dmsg(2,("LSCPServer: GetAudioOutputChannelInfo(DeviceId=%d,ChannelId)\n",DeviceId,ChannelId));
1331 LSCPResultSet result;
1332 try {
1333 // get audio output device
1334 std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
1335 if (!devices.count(DeviceId)) throw Exception("There is no audio output device with index " + ToString(DeviceId) + ".");
1336 AudioOutputDevice* pDevice = devices[DeviceId];
1337
1338 // get audio channel
1339 AudioChannel* pChannel = pDevice->Channel(ChannelId);
1340 if (!pChannel) throw Exception("Audio output device does not have audio channel " + ToString(ChannelId) + ".");
1341
1342 // return the values of all audio channel parameters
1343 std::map<String,DeviceRuntimeParameter*> parameters = pChannel->ChannelParameters();
1344 std::map<String,DeviceRuntimeParameter*>::iterator iter = parameters.begin();
1345 for (; iter != parameters.end(); iter++) {
1346 result.Add(iter->first, iter->second->Value());
1347 }
1348 }
1349 catch (Exception e) {
1350 result.Error(e);
1351 }
1352 return result.Produce();
1353 }
1354
1355 String LSCPServer::GetMidiInputPortParameterInfo(uint DeviceId, uint PortId, String ParameterName) {
1356 dmsg(2,("LSCPServer: GetMidiInputPortParameterInfo(DeviceId=%d,PortId=%d,ParameterName=%s)\n",DeviceId,PortId,ParameterName.c_str()));
1357 LSCPResultSet result;
1358 try {
1359 // get MIDI input device
1360 std::map<uint,MidiInputDevice*> devices = pSampler->GetMidiInputDevices();
1361 if (!devices.count(DeviceId)) throw Exception("There is no midi input device with index " + ToString(DeviceId) + ".");
1362 MidiInputDevice* pDevice = devices[DeviceId];
1363
1364 // get midi port
1365 MidiInputPort* pPort = pDevice->GetPort(PortId);
1366 if (!pPort) throw Exception("Midi input device does not have port " + ToString(PortId) + ".");
1367
1368 // get desired port parameter
1369 std::map<String,DeviceRuntimeParameter*> parameters = pPort->PortParameters();
1370 if (!parameters.count(ParameterName)) throw Exception("Midi port does not provide a parameter '" + ParameterName + "'.");
1371 DeviceRuntimeParameter* pParameter = parameters[ParameterName];
1372
1373 // return all fields of this audio channel parameter
1374 result.Add("TYPE", pParameter->Type());
1375 result.Add("DESCRIPTION", pParameter->Description());
1376 result.Add("FIX", pParameter->Fix());
1377 result.Add("MULTIPLICITY", pParameter->Multiplicity());
1378 if (pParameter->RangeMin()) result.Add("RANGE_MIN", *pParameter->RangeMin());
1379 if (pParameter->RangeMax()) result.Add("RANGE_MAX", *pParameter->RangeMax());
1380 if (pParameter->Possibilities()) result.Add("POSSIBILITIES", *pParameter->Possibilities());
1381 }
1382 catch (Exception e) {
1383 result.Error(e);
1384 }
1385 return result.Produce();
1386 }
1387
1388 String LSCPServer::GetAudioOutputChannelParameterInfo(uint DeviceId, uint ChannelId, String ParameterName) {
1389 dmsg(2,("LSCPServer: GetAudioOutputChannelParameterInfo(DeviceId=%d,ChannelId=%d,ParameterName=%s)\n",DeviceId,ChannelId,ParameterName.c_str()));
1390 LSCPResultSet result;
1391 try {
1392 // get audio output device
1393 std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
1394 if (!devices.count(DeviceId)) throw Exception("There is no audio output device with index " + ToString(DeviceId) + ".");
1395 AudioOutputDevice* pDevice = devices[DeviceId];
1396
1397 // get audio channel
1398 AudioChannel* pChannel = pDevice->Channel(ChannelId);
1399 if (!pChannel) throw Exception("Audio output device does not have audio channel " + ToString(ChannelId) + ".");
1400
1401 // get desired audio channel parameter
1402 std::map<String,DeviceRuntimeParameter*> parameters = pChannel->ChannelParameters();
1403 if (!parameters.count(ParameterName)) throw Exception("Audio channel does not provide a parameter '" + ParameterName + "'.");
1404 DeviceRuntimeParameter* pParameter = parameters[ParameterName];
1405
1406 // return all fields of this audio channel parameter
1407 result.Add("TYPE", pParameter->Type());
1408 result.Add("DESCRIPTION", pParameter->Description());
1409 result.Add("FIX", pParameter->Fix());
1410 result.Add("MULTIPLICITY", pParameter->Multiplicity());
1411 if (pParameter->RangeMin()) result.Add("RANGE_MIN", *pParameter->RangeMin());
1412 if (pParameter->RangeMax()) result.Add("RANGE_MAX", *pParameter->RangeMax());
1413 if (pParameter->Possibilities()) result.Add("POSSIBILITIES", *pParameter->Possibilities());
1414 }
1415 catch (Exception e) {
1416 result.Error(e);
1417 }
1418 return result.Produce();
1419 }
1420
1421 String LSCPServer::SetAudioOutputChannelParameter(uint DeviceId, uint ChannelId, String ParamKey, String ParamVal) {
1422 dmsg(2,("LSCPServer: SetAudioOutputChannelParameter(DeviceId=%d,ChannelId=%d,ParamKey=%s,ParamVal=%s)\n",DeviceId,ChannelId,ParamKey.c_str(),ParamVal.c_str()));
1423 LSCPResultSet result;
1424 try {
1425 // get audio output device
1426 std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
1427 if (!devices.count(DeviceId)) throw Exception("There is no audio output device with index " + ToString(DeviceId) + ".");
1428 AudioOutputDevice* pDevice = devices[DeviceId];
1429
1430 // get audio channel
1431 AudioChannel* pChannel = pDevice->Channel(ChannelId);
1432 if (!pChannel) throw Exception("Audio output device does not have audio channel " + ToString(ChannelId) + ".");
1433
1434 // get desired audio channel parameter
1435 std::map<String,DeviceRuntimeParameter*> parameters = pChannel->ChannelParameters();
1436 if (!parameters.count(ParamKey)) throw Exception("Audio channel does not provide a parameter '" + ParamKey + "'.");
1437 DeviceRuntimeParameter* pParameter = parameters[ParamKey];
1438
1439 // set new channel parameter value
1440 pParameter->SetValue(ParamVal);
1441 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_audio_device_info, DeviceId));
1442 }
1443 catch (Exception e) {
1444 result.Error(e);
1445 }
1446 return result.Produce();
1447 }
1448
1449 String LSCPServer::SetAudioOutputDeviceParameter(uint DeviceIndex, String ParamKey, String ParamVal) {
1450 dmsg(2,("LSCPServer: SetAudioOutputDeviceParameter(DeviceIndex=%d,ParamKey=%s,ParamVal=%s)\n",DeviceIndex,ParamKey.c_str(),ParamVal.c_str()));
1451 LSCPResultSet result;
1452 try {
1453 std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
1454 if (!devices.count(DeviceIndex)) throw Exception("There is no audio output device with index " + ToString(DeviceIndex) + ".");
1455 AudioOutputDevice* pDevice = devices[DeviceIndex];
1456 std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();
1457 if (!parameters.count(ParamKey)) throw Exception("Audio output device " + ToString(DeviceIndex) + " does not have a device parameter '" + ParamKey + "'");
1458 parameters[ParamKey]->SetValue(ParamVal);
1459 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_audio_device_info, DeviceIndex));
1460 }
1461 catch (Exception e) {
1462 result.Error(e);
1463 }
1464 return result.Produce();
1465 }
1466
1467 String LSCPServer::SetMidiInputDeviceParameter(uint DeviceIndex, String ParamKey, String ParamVal) {
1468 dmsg(2,("LSCPServer: SetMidiOutputDeviceParameter(DeviceIndex=%d,ParamKey=%s,ParamVal=%s)\n",DeviceIndex,ParamKey.c_str(),ParamVal.c_str()));
1469 LSCPResultSet result;
1470 try {
1471 std::map<uint,MidiInputDevice*> devices = pSampler->GetMidiInputDevices();
1472 if (!devices.count(DeviceIndex)) throw Exception("There is no MIDI input device with index " + ToString(DeviceIndex) + ".");
1473 MidiInputDevice* pDevice = devices[DeviceIndex];
1474 std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();
1475 if (!parameters.count(ParamKey)) throw Exception("MIDI input device " + ToString(DeviceIndex) + " does not have a device parameter '" + ParamKey + "'");
1476 parameters[ParamKey]->SetValue(ParamVal);
1477 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_midi_device_info, DeviceIndex));
1478 }
1479 catch (Exception e) {
1480 result.Error(e);
1481 }
1482 return result.Produce();
1483 }
1484
1485 String LSCPServer::SetMidiInputPortParameter(uint DeviceIndex, uint PortIndex, String ParamKey, String ParamVal) {
1486 dmsg(2,("LSCPServer: SetMidiOutputDeviceParameter(DeviceIndex=%d,ParamKey=%s,ParamVal=%s)\n",DeviceIndex,ParamKey.c_str(),ParamVal.c_str()));
1487 LSCPResultSet result;
1488 try {
1489 // get MIDI input device
1490 std::map<uint,MidiInputDevice*> devices = pSampler->GetMidiInputDevices();
1491 if (!devices.count(DeviceIndex)) throw Exception("There is no MIDI input device with index " + ToString(DeviceIndex) + ".");
1492 MidiInputDevice* pDevice = devices[DeviceIndex];
1493
1494 // get MIDI port
1495 MidiInputPort* pMidiInputPort = pDevice->GetPort(PortIndex);
1496 if (!pMidiInputPort) throw Exception("There is no MIDI input port with index " + ToString(PortIndex) + ".");
1497
1498 // set port parameter value
1499 std::map<String,DeviceRuntimeParameter*> parameters = pMidiInputPort->PortParameters();
1500 if (!parameters.count(ParamKey)) throw Exception("MIDI input device " + ToString(PortIndex) + " does not have a parameter '" + ParamKey + "'");
1501 parameters[ParamKey]->SetValue(ParamVal);
1502 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_midi_device_info, DeviceIndex));
1503 }
1504 catch (Exception e) {
1505 result.Error(e);
1506 }
1507 return result.Produce();
1508 }
1509
1510 /**
1511 * Will be called by the parser to change the audio output channel for
1512 * playback on a particular sampler channel.
1513 */
1514 String LSCPServer::SetAudioOutputChannel(uint ChannelAudioOutputChannel, uint AudioOutputDeviceInputChannel, uint uiSamplerChannel) {
1515 dmsg(2,("LSCPServer: SetAudioOutputChannel(ChannelAudioOutputChannel=%d, AudioOutputDeviceInputChannel=%d, SamplerChannel=%d)\n",ChannelAudioOutputChannel,AudioOutputDeviceInputChannel,uiSamplerChannel));
1516 LSCPResultSet result;
1517 try {
1518 SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1519 if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));
1520 EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();
1521 if (!pEngineChannel) throw Exception("No engine type yet assigned to sampler channel " + ToString(uiSamplerChannel));
1522 if (!pSamplerChannel->GetAudioOutputDevice()) throw Exception("No audio output device connected to sampler channel " + ToString(uiSamplerChannel));
1523 pEngineChannel->SetOutputChannel(ChannelAudioOutputChannel, AudioOutputDeviceInputChannel);
1524 }
1525 catch (Exception e) {
1526 result.Error(e);
1527 }
1528 return result.Produce();
1529 }
1530
1531 String LSCPServer::SetAudioOutputDevice(uint AudioDeviceId, uint uiSamplerChannel) {
1532 dmsg(2,("LSCPServer: SetAudiotOutputDevice(AudioDeviceId=%d, SamplerChannel=%d)\n",AudioDeviceId,uiSamplerChannel));
1533 LSCPResultSet result;
1534 LockRTNotify();
1535 try {
1536 SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1537 if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));
1538 std::map<uint, AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
1539 if (!devices.count(AudioDeviceId)) throw Exception("There is no audio output device with index " + ToString(AudioDeviceId));
1540 AudioOutputDevice* pDevice = devices[AudioDeviceId];
1541 pSamplerChannel->SetAudioOutputDevice(pDevice);
1542 }
1543 catch (Exception e) {
1544 result.Error(e);
1545 }
1546 UnlockRTNotify();
1547 return result.Produce();
1548 }
1549
1550 String LSCPServer::SetAudioOutputType(String AudioOutputDriver, uint uiSamplerChannel) {
1551 dmsg(2,("LSCPServer: SetAudioOutputType(String AudioOutputDriver=%s, SamplerChannel=%d)\n",AudioOutputDriver.c_str(),uiSamplerChannel));
1552 LSCPResultSet result;
1553 LockRTNotify();
1554 try {
1555 SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1556 if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));
1557 // Driver type name aliasing...
1558 if (AudioOutputDriver == "Alsa") AudioOutputDriver = "ALSA";
1559 if (AudioOutputDriver == "Jack") AudioOutputDriver = "JACK";
1560 // Check if there's one audio output device already created
1561 // for the intended audio driver type (AudioOutputDriver)...
1562 AudioOutputDevice *pDevice = NULL;
1563 std::map<uint, AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
1564 std::map<uint, AudioOutputDevice*>::iterator iter = devices.begin();
1565 for (; iter != devices.end(); iter++) {
1566 if ((iter->second)->Driver() == AudioOutputDriver) {
1567 pDevice = iter->second;
1568 break;
1569 }
1570 }
1571 // If it doesn't exist, create a new one with default parameters...
1572 if (pDevice == NULL) {
1573 std::map<String,String> params;
1574 pDevice = pSampler->CreateAudioOutputDevice(AudioOutputDriver, params);
1575 }
1576 // Must have a device...
1577 if (pDevice == NULL)
1578 throw Exception("Internal error: could not create audio output device.");
1579 // Set it as the current channel device...
1580 pSamplerChannel->SetAudioOutputDevice(pDevice);
1581 }
1582 catch (Exception e) {
1583 result.Error(e);
1584 }
1585 UnlockRTNotify();
1586 return result.Produce();
1587 }
1588
1589 String LSCPServer::SetMIDIInputPort(uint MIDIPort, uint uiSamplerChannel) {
1590 dmsg(2,("LSCPServer: SetMIDIInputPort(MIDIPort=%d, SamplerChannel=%d)\n",MIDIPort,uiSamplerChannel));
1591 LSCPResultSet result;
1592 try {
1593 SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1594 if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));
1595 pSamplerChannel->SetMidiInputPort(MIDIPort);
1596 }
1597 catch (Exception e) {
1598 result.Error(e);
1599 }
1600 return result.Produce();
1601 }
1602
1603 String LSCPServer::SetMIDIInputChannel(uint MIDIChannel, uint uiSamplerChannel) {
1604 dmsg(2,("LSCPServer: SetMIDIInputChannel(MIDIChannel=%d, SamplerChannel=%d)\n",MIDIChannel,uiSamplerChannel));
1605 LSCPResultSet result;
1606 try {
1607 SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1608 if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));
1609 pSamplerChannel->SetMidiInputChannel((midi_chan_t) MIDIChannel);
1610 }
1611 catch (Exception e) {
1612 result.Error(e);
1613 }
1614 return result.Produce();
1615 }
1616
1617 String LSCPServer::SetMIDIInputDevice(uint MIDIDeviceId, uint uiSamplerChannel) {
1618 dmsg(2,("LSCPServer: SetMIDIInputDevice(MIDIDeviceId=%d, SamplerChannel=%d)\n",MIDIDeviceId,uiSamplerChannel));
1619 LSCPResultSet result;
1620 try {
1621 SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1622 if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));
1623 std::map<uint, MidiInputDevice*> devices = pSampler->GetMidiInputDevices();
1624 if (!devices.count(MIDIDeviceId)) throw Exception("There is no MIDI input device with index " + ToString(MIDIDeviceId));
1625 MidiInputDevice* pDevice = devices[MIDIDeviceId];
1626 pSamplerChannel->SetMidiInputDevice(pDevice);
1627 }
1628 catch (Exception e) {
1629 result.Error(e);
1630 }
1631 return result.Produce();
1632 }
1633
1634 String LSCPServer::SetMIDIInputType(String MidiInputDriver, uint uiSamplerChannel) {
1635 dmsg(2,("LSCPServer: SetMIDIInputType(String MidiInputDriver=%s, SamplerChannel=%d)\n",MidiInputDriver.c_str(),uiSamplerChannel));
1636 LSCPResultSet result;
1637 try {
1638 SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1639 if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));
1640 // Driver type name aliasing...
1641 if (MidiInputDriver == "Alsa") MidiInputDriver = "ALSA";
1642 // Check if there's one MIDI input device already created
1643 // for the intended MIDI driver type (MidiInputDriver)...
1644 MidiInputDevice *pDevice = NULL;
1645 std::map<uint, MidiInputDevice*> devices = pSampler->GetMidiInputDevices();
1646 std::map<uint, MidiInputDevice*>::iterator iter = devices.begin();
1647 for (; iter != devices.end(); iter++) {
1648 if ((iter->second)->Driver() == MidiInputDriver) {
1649 pDevice = iter->second;
1650 break;
1651 }
1652 }
1653 // If it doesn't exist, create a new one with default parameters...
1654 if (pDevice == NULL) {
1655 std::map<String,String> params;
1656 pDevice = pSampler->CreateMidiInputDevice(MidiInputDriver, params);
1657 // Make it with at least one initial port.
1658 std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();
1659 parameters["PORTS"]->SetValue("1");
1660 }
1661 // Must have a device...
1662 if (pDevice == NULL)
1663 throw Exception("Internal error: could not create MIDI input device.");
1664 // Set it as the current channel device...
1665 pSamplerChannel->SetMidiInputDevice(pDevice);
1666 }
1667 catch (Exception e) {
1668 result.Error(e);
1669 }
1670 return result.Produce();
1671 }
1672
1673 /**
1674 * Will be called by the parser to change the MIDI input device, port and channel on which
1675 * engine of a particular sampler channel should listen to.
1676 */
1677 String LSCPServer::SetMIDIInput(uint MIDIDeviceId, uint MIDIPort, uint MIDIChannel, uint uiSamplerChannel) {
1678 dmsg(2,("LSCPServer: SetMIDIInput(MIDIDeviceId=%d, MIDIPort=%d, MIDIChannel=%d, SamplerChannel=%d)\n", MIDIDeviceId, MIDIPort, MIDIChannel, uiSamplerChannel));
1679 LSCPResultSet result;
1680 try {
1681 SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1682 if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));
1683 std::map<uint, MidiInputDevice*> devices = pSampler->GetMidiInputDevices();
1684 if (!devices.count(MIDIDeviceId)) throw Exception("There is no MIDI input device with index " + ToString(MIDIDeviceId));
1685 MidiInputDevice* pDevice = devices[MIDIDeviceId];
1686 pSamplerChannel->SetMidiInput(pDevice, MIDIPort, (midi_chan_t) MIDIChannel);
1687 }
1688 catch (Exception e) {
1689 result.Error(e);
1690 }
1691 return result.Produce();
1692 }
1693
1694 /**
1695 * Will be called by the parser to change the global volume factor on a
1696 * particular sampler channel.
1697 */
1698 String LSCPServer::SetVolume(double dVolume, uint uiSamplerChannel) {
1699 dmsg(2,("LSCPServer: SetVolume(Volume=%f, SamplerChannel=%d)\n", dVolume, uiSamplerChannel));
1700 LSCPResultSet result;
1701 try {
1702 SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1703 if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));
1704 EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();
1705 if (!pEngineChannel) throw Exception("No engine type assigned to sampler channel");
1706 pEngineChannel->Volume(dVolume);
1707 }
1708 catch (Exception e) {
1709 result.Error(e);
1710 }
1711 return result.Produce();
1712 }
1713
1714 /**
1715 * Will be called by the parser to mute/unmute particular sampler channel.
1716 */
1717 String LSCPServer::SetChannelMute(bool bMute, uint uiSamplerChannel) {
1718 dmsg(2,("LSCPServer: SetChannelMute(bMute=%d,uiSamplerChannel=%d)\n",bMute,uiSamplerChannel));
1719 LSCPResultSet result;
1720 try {
1721 SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1722 if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));
1723
1724 EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();
1725 if (!pEngineChannel) throw Exception("No engine type assigned to sampler channel");
1726
1727 if(!bMute) pEngineChannel->SetMute((HasSoloChannel() && !pEngineChannel->GetSolo()) ? -1 : 0);
1728 else pEngineChannel->SetMute(1);
1729 } catch (Exception e) {
1730 result.Error(e);
1731 }
1732 return result.Produce();
1733 }
1734
1735 /**
1736 * Will be called by the parser to solo particular sampler channel.
1737 */
1738 String LSCPServer::SetChannelSolo(bool bSolo, uint uiSamplerChannel) {
1739 dmsg(2,("LSCPServer: SetChannelSolo(bSolo=%d,uiSamplerChannel=%d)\n",bSolo,uiSamplerChannel));
1740 LSCPResultSet result;
1741 try {
1742 SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1743 if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));
1744
1745 EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();
1746 if (!pEngineChannel) throw Exception("No engine type assigned to sampler channel");
1747
1748 bool oldSolo = pEngineChannel->GetSolo();
1749 bool hadSoloChannel = HasSoloChannel();
1750
1751 pEngineChannel->SetSolo(bSolo);
1752
1753 if(!oldSolo && bSolo) {
1754 if(pEngineChannel->GetMute() == -1) pEngineChannel->SetMute(0);
1755 if(!hadSoloChannel) MuteNonSoloChannels();
1756 }
1757
1758 if(oldSolo && !bSolo) {
1759 if(!HasSoloChannel()) UnmuteChannels();
1760 else if(!pEngineChannel->GetMute()) pEngineChannel->SetMute(-1);
1761 }
1762 } catch (Exception e) {
1763 result.Error(e);
1764 }
1765 return result.Produce();
1766 }
1767
1768 /**
1769 * Determines whether there is at least one solo channel in the channel list.
1770 *
1771 * @returns true if there is at least one solo channel in the channel list,
1772 * false otherwise.
1773 */
1774 bool LSCPServer::HasSoloChannel() {
1775 std::map<uint,SamplerChannel*> channels = pSampler->GetSamplerChannels();
1776 std::map<uint,SamplerChannel*>::iterator iter = channels.begin();
1777 for (; iter != channels.end(); iter++) {
1778 EngineChannel* c = iter->second->GetEngineChannel();
1779 if(c && c->GetSolo()) return true;
1780 }
1781
1782 return false;
1783 }
1784
1785 /**
1786 * Mutes all unmuted non-solo channels. Notice that the channels are muted
1787 * with -1 which indicates that they are muted because of the presence
1788 * of a solo channel(s). Channels muted with -1 will be automatically unmuted
1789 * when there are no solo channels left.
1790 */
1791 void LSCPServer::MuteNonSoloChannels() {
1792 dmsg(2,("LSCPServer: MuteNonSoloChannels()\n"));
1793 std::map<uint,SamplerChannel*> channels = pSampler->GetSamplerChannels();
1794 std::map<uint,SamplerChannel*>::iterator iter = channels.begin();
1795 for (; iter != channels.end(); iter++) {
1796 EngineChannel* c = iter->second->GetEngineChannel();
1797 if(c && !c->GetSolo() && !c->GetMute()) c->SetMute(-1);
1798 }
1799 }
1800
1801 /**
1802 * Unmutes all channels that are muted because of the presence
1803 * of a solo channel(s).
1804 */
1805 void LSCPServer::UnmuteChannels() {
1806 dmsg(2,("LSCPServer: UnmuteChannels()\n"));
1807 std::map<uint,SamplerChannel*> channels = pSampler->GetSamplerChannels();
1808 std::map<uint,SamplerChannel*>::iterator iter = channels.begin();
1809 for (; iter != channels.end(); iter++) {
1810 EngineChannel* c = iter->second->GetEngineChannel();
1811 if(c && c->GetMute() == -1) c->SetMute(0);
1812 }
1813 }
1814
1815 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) {
1816 dmsg(2,("LSCPServer: AddOrReplaceMIDIInstrumentMapping()\n"));
1817
1818 midi_prog_index_t idx;
1819 idx.midi_bank_msb = (MidiBank >> 7) & 0x7f;
1820 idx.midi_bank_lsb = MidiBank & 0x7f;
1821 idx.midi_prog = MidiProg;
1822
1823 MidiInstrumentMapper::entry_t entry;
1824 entry.EngineName = EngineType;
1825 entry.InstrumentFile = InstrumentFile;
1826 entry.InstrumentIndex = InstrumentIndex;
1827 entry.LoadMode = LoadMode;
1828 entry.Volume = Volume;
1829 entry.Name = Name;
1830
1831 LSCPResultSet result;
1832 try {
1833 // PERSISTENT mapping commands might block for a long time, so in
1834 // that case we add/replace the mapping in another thread in case
1835 // the NON_MODAL argument was supplied, non persistent mappings
1836 // should return immediately, so we don't need to do that for them
1837 bool bInBackground = (entry.LoadMode == MidiInstrumentMapper::PERSISTENT && !bModal);
1838 MidiInstrumentMapper::AddOrReplaceEntry(MidiMapID, idx, entry, bInBackground);
1839 } catch (Exception e) {
1840 result.Error(e);
1841 }
1842 return result.Produce();
1843 }
1844
1845 String LSCPServer::RemoveMIDIInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg) {
1846 dmsg(2,("LSCPServer: RemoveMIDIInstrumentMapping()\n"));
1847
1848 midi_prog_index_t idx;
1849 idx.midi_bank_msb = (MidiBank >> 7) & 0x7f;
1850 idx.midi_bank_lsb = MidiBank & 0x7f;
1851 idx.midi_prog = MidiProg;
1852
1853 LSCPResultSet result;
1854 try {
1855 MidiInstrumentMapper::RemoveEntry(MidiMapID, idx);
1856 } catch (Exception e) {
1857 result.Error(e);
1858 }
1859 return result.Produce();
1860 }
1861
1862 String LSCPServer::GetMidiInstrumentMappings(uint MidiMapID) {
1863 dmsg(2,("LSCPServer: GetMidiInstrumentMappings()\n"));
1864 LSCPResultSet result;
1865 try {
1866 result.Add(MidiInstrumentMapper::Entries(MidiMapID).size());
1867 } catch (Exception e) {
1868 result.Error(e);
1869 }
1870 return result.Produce();
1871 }
1872
1873
1874 String LSCPServer::GetAllMidiInstrumentMappings() {
1875 dmsg(2,("LSCPServer: GetAllMidiInstrumentMappings()\n"));
1876 LSCPResultSet result;
1877 std::vector<int> maps = MidiInstrumentMapper::Maps();
1878 int totalMappings = 0;
1879 for (int i = 0; i < maps.size(); i++) {
1880 try {
1881 totalMappings += MidiInstrumentMapper::Entries(maps[i]).size();
1882 } catch (Exception e) { /*NOOP*/ }
1883 }
1884 result.Add(totalMappings);
1885 return result.Produce();
1886 }
1887
1888 String LSCPServer::GetMidiInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg) {
1889 dmsg(2,("LSCPServer: GetMidiIstrumentMapping()\n"));
1890 LSCPResultSet result;
1891 try {
1892 midi_prog_index_t idx;
1893 idx.midi_bank_msb = (MidiBank >> 7) & 0x7f;
1894 idx.midi_bank_lsb = MidiBank & 0x7f;
1895 idx.midi_prog = MidiProg;
1896
1897 std::map<midi_prog_index_t,MidiInstrumentMapper::entry_t> mappings = MidiInstrumentMapper::Entries(MidiMapID);
1898 std::map<midi_prog_index_t,MidiInstrumentMapper::entry_t>::iterator iter = mappings.find(idx);
1899 if (iter == mappings.end()) result.Error("there is no map entry with that index");
1900 else { // found
1901
1902 // convert the filename into the correct encoding as defined for LSCP
1903 // (especially in terms of special characters -> escape sequences)
1904 #if WIN32
1905 const String instrumentFileName = Path::fromWindows(iter->second.InstrumentFile).toLscp();
1906 #else
1907 // assuming POSIX
1908 const String instrumentFileName = Path::fromPosix(iter->second.InstrumentFile).toLscp();
1909 #endif
1910
1911 result.Add("NAME", _escapeLscpResponse(iter->second.Name));
1912 result.Add("ENGINE_NAME", iter->second.EngineName);
1913 result.Add("INSTRUMENT_FILE", instrumentFileName);
1914 result.Add("INSTRUMENT_NR", (int) iter->second.InstrumentIndex);
1915 String instrumentName;
1916 Engine* pEngine = EngineFactory::Create(iter->second.EngineName);
1917 if (pEngine) {
1918 if (pEngine->GetInstrumentManager()) {
1919 InstrumentManager::instrument_id_t instrID;
1920 instrID.FileName = iter->second.InstrumentFile;
1921 instrID.Index = iter->second.InstrumentIndex;
1922 instrumentName = pEngine->GetInstrumentManager()->GetInstrumentName(instrID);
1923 }
1924 EngineFactory::Destroy(pEngine);
1925 }
1926 result.Add("INSTRUMENT_NAME", _escapeLscpResponse(instrumentName));
1927 switch (iter->second.LoadMode) {
1928 case MidiInstrumentMapper::ON_DEMAND:
1929 result.Add("LOAD_MODE", "ON_DEMAND");
1930 break;
1931 case MidiInstrumentMapper::ON_DEMAND_HOLD:
1932 result.Add("LOAD_MODE", "ON_DEMAND_HOLD");
1933 break;
1934 case MidiInstrumentMapper::PERSISTENT:
1935 result.Add("LOAD_MODE", "PERSISTENT");
1936 break;
1937 default:
1938 throw Exception("entry reflects invalid LOAD_MODE, consider this as a bug!");
1939 }
1940 result.Add("VOLUME", iter->second.Volume);
1941 }
1942 } catch (Exception e) {
1943 result.Error(e);
1944 }
1945 return result.Produce();
1946 }
1947
1948 String LSCPServer::ListMidiInstrumentMappings(uint MidiMapID) {
1949 dmsg(2,("LSCPServer: ListMidiInstrumentMappings()\n"));
1950 LSCPResultSet result;
1951 try {
1952 String s;
1953 std::map<midi_prog_index_t,MidiInstrumentMapper::entry_t> mappings = MidiInstrumentMapper::Entries(MidiMapID);
1954 std::map<midi_prog_index_t,MidiInstrumentMapper::entry_t>::iterator iter = mappings.begin();
1955 for (; iter != mappings.end(); iter++) {
1956 if (s.size()) s += ",";
1957 s += "{" + ToString(MidiMapID) + ","
1958 + ToString((int(iter->first.midi_bank_msb) << 7) | int(iter->first.midi_bank_lsb)) + ","
1959 + ToString(int(iter->first.midi_prog)) + "}";
1960 }
1961 result.Add(s);
1962 } catch (Exception e) {
1963 result.Error(e);
1964 }
1965 return result.Produce();
1966 }
1967
1968 String LSCPServer::ListAllMidiInstrumentMappings() {
1969 dmsg(2,("LSCPServer: ListAllMidiInstrumentMappings()\n"));
1970 LSCPResultSet result;
1971 try {
1972 std::vector<int> maps = MidiInstrumentMapper::Maps();
1973 String s;
1974 for (int i = 0; i < maps.size(); i++) {
1975 std::map<midi_prog_index_t,MidiInstrumentMapper::entry_t> mappings = MidiInstrumentMapper::Entries(maps[i]);
1976 std::map<midi_prog_index_t,MidiInstrumentMapper::entry_t>::iterator iter = mappings.begin();
1977 for (; iter != mappings.end(); iter++) {
1978 if (s.size()) s += ",";
1979 s += "{" + ToString(maps[i]) + ","
1980 + ToString((int(iter->first.midi_bank_msb) << 7) | int(iter->first.midi_bank_lsb)) + ","
1981 + ToString(int(iter->first.midi_prog)) + "}";
1982 }
1983 }
1984 result.Add(s);
1985 } catch (Exception e) {
1986 result.Error(e);
1987 }
1988 return result.Produce();
1989 }
1990
1991 String LSCPServer::ClearMidiInstrumentMappings(uint MidiMapID) {
1992 dmsg(2,("LSCPServer: ClearMidiInstrumentMappings()\n"));
1993 LSCPResultSet result;
1994 try {
1995 MidiInstrumentMapper::RemoveAllEntries(MidiMapID);
1996 } catch (Exception e) {
1997 result.Error(e);
1998 }
1999 return result.Produce();
2000 }
2001
2002 String LSCPServer::ClearAllMidiInstrumentMappings() {
2003 dmsg(2,("LSCPServer: ClearAllMidiInstrumentMappings()\n"));
2004 LSCPResultSet result;
2005 try {
2006 std::vector<int> maps = MidiInstrumentMapper::Maps();
2007 for (int i = 0; i < maps.size(); i++)
2008 MidiInstrumentMapper::RemoveAllEntries(maps[i]);
2009 } catch (Exception e) {
2010 result.Error(e);
2011 }
2012 return result.Produce();
2013 }
2014
2015 String LSCPServer::AddMidiInstrumentMap(String MapName) {
2016 dmsg(2,("LSCPServer: AddMidiInstrumentMap()\n"));
2017 LSCPResultSet result;
2018 try {
2019 int MapID = MidiInstrumentMapper::AddMap(MapName);
2020 result = LSCPResultSet(MapID);
2021 } catch (Exception e) {
2022 result.Error(e);
2023 }
2024 return result.Produce();
2025 }
2026
2027 String LSCPServer::RemoveMidiInstrumentMap(uint MidiMapID) {
2028 dmsg(2,("LSCPServer: RemoveMidiInstrumentMap()\n"));
2029 LSCPResultSet result;
2030 try {
2031 MidiInstrumentMapper::RemoveMap(MidiMapID);
2032 } catch (Exception e) {
2033 result.Error(e);
2034 }
2035 return result.Produce();
2036 }
2037
2038 String LSCPServer::RemoveAllMidiInstrumentMaps() {
2039 dmsg(2,("LSCPServer: RemoveAllMidiInstrumentMaps()\n"));
2040 LSCPResultSet result;
2041 try {
2042 MidiInstrumentMapper::RemoveAllMaps();
2043 } catch (Exception e) {
2044 result.Error(e);
2045 }
2046 return result.Produce();
2047 }
2048
2049 String LSCPServer::GetMidiInstrumentMaps() {
2050 dmsg(2,("LSCPServer: GetMidiInstrumentMaps()\n"));
2051 LSCPResultSet result;
2052 try {
2053 result.Add(MidiInstrumentMapper::Maps().size());
2054 } catch (Exception e) {
2055 result.Error(e);
2056 }
2057 return result.Produce();
2058 }
2059
2060 String LSCPServer::ListMidiInstrumentMaps() {
2061 dmsg(2,("LSCPServer: ListMidiInstrumentMaps()\n"));
2062 LSCPResultSet result;
2063 try {
2064 std::vector<int> maps = MidiInstrumentMapper::Maps();
2065 String sList;
2066 for (int i = 0; i < maps.size(); i++) {
2067 if (sList != "") sList += ",";
2068 sList += ToString(maps[i]);
2069 }
2070 result.Add(sList);
2071 } catch (Exception e) {
2072 result.Error(e);
2073 }
2074 return result.Produce();
2075 }
2076
2077 String LSCPServer::GetMidiInstrumentMap(uint MidiMapID) {
2078 dmsg(2,("LSCPServer: GetMidiInstrumentMap()\n"));
2079 LSCPResultSet result;
2080 try {
2081 result.Add("NAME", _escapeLscpResponse(MidiInstrumentMapper::MapName(MidiMapID)));
2082 result.Add("DEFAULT", MidiInstrumentMapper::GetDefaultMap() == MidiMapID);
2083 } catch (Exception e) {
2084 result.Error(e);
2085 }
2086 return result.Produce();
2087 }
2088
2089 String LSCPServer::SetMidiInstrumentMapName(uint MidiMapID, String NewName) {
2090 dmsg(2,("LSCPServer: SetMidiInstrumentMapName()\n"));
2091 LSCPResultSet result;
2092 try {
2093 MidiInstrumentMapper::RenameMap(MidiMapID, NewName);
2094 } catch (Exception e) {
2095 result.Error(e);
2096 }
2097 return result.Produce();
2098 }
2099
2100 /**
2101 * Set the MIDI instrument map the given sampler channel shall use for
2102 * handling MIDI program change messages. There are the following two
2103 * special (negative) values:
2104 *
2105 * - (-1) : set to NONE (ignore program changes)
2106 * - (-2) : set to DEFAULT map
2107 */
2108 String LSCPServer::SetChannelMap(uint uiSamplerChannel, int MidiMapID) {
2109 dmsg(2,("LSCPServer: SetChannelMap()\n"));
2110 LSCPResultSet result;
2111 try {
2112 SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
2113 if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));
2114
2115 EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();
2116 if (!pEngineChannel) throw Exception("There is no engine deployed on this sampler channel yet");
2117
2118 if (MidiMapID == -1) pEngineChannel->SetMidiInstrumentMapToNone();
2119 else if (MidiMapID == -2) pEngineChannel->SetMidiInstrumentMapToDefault();
2120 else pEngineChannel->SetMidiInstrumentMap(MidiMapID);
2121 } catch (Exception e) {
2122 result.Error(e);
2123 }
2124 return result.Produce();
2125 }
2126
2127 String LSCPServer::CreateFxSend(uint uiSamplerChannel, uint MidiCtrl, String Name) {
2128 dmsg(2,("LSCPServer: CreateFxSend()\n"));
2129 LSCPResultSet result;
2130 try {
2131 EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
2132
2133 FxSend* pFxSend = pEngineChannel->AddFxSend(MidiCtrl, Name);
2134 if (!pFxSend) throw Exception("Could not add FxSend, don't ask, I don't know why (probably a bug)");
2135
2136 result = LSCPResultSet(pFxSend->Id()); // success
2137 } catch (Exception e) {
2138 result.Error(e);
2139 }
2140 return result.Produce();
2141 }
2142
2143 String LSCPServer::DestroyFxSend(uint uiSamplerChannel, uint FxSendID) {
2144 dmsg(2,("LSCPServer: DestroyFxSend()\n"));
2145 LSCPResultSet result;
2146 try {
2147 EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
2148
2149 FxSend* pFxSend = NULL;
2150 for (int i = 0; i < pEngineChannel->GetFxSendCount(); i++) {
2151 if (pEngineChannel->GetFxSend(i)->Id() == FxSendID) {
2152 pFxSend = pEngineChannel->GetFxSend(i);
2153 break;
2154 }
2155 }
2156 if (!pFxSend) throw Exception("There is no FxSend with that ID on the given sampler channel");
2157 pEngineChannel->RemoveFxSend(pFxSend);
2158 } catch (Exception e) {
2159 result.Error(e);
2160 }
2161 return result.Produce();
2162 }
2163
2164 String LSCPServer::GetFxSends(uint uiSamplerChannel) {
2165 dmsg(2,("LSCPServer: GetFxSends()\n"));
2166 LSCPResultSet result;
2167 try {
2168 EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
2169
2170 result.Add(pEngineChannel->GetFxSendCount());
2171 } catch (Exception e) {
2172 result.Error(e);
2173 }
2174 return result.Produce();
2175 }
2176
2177 String LSCPServer::ListFxSends(uint uiSamplerChannel) {
2178 dmsg(2,("LSCPServer: ListFxSends()\n"));
2179 LSCPResultSet result;
2180 String list;
2181 try {
2182 EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
2183
2184 for (int i = 0; i < pEngineChannel->GetFxSendCount(); i++) {
2185 FxSend* pFxSend = pEngineChannel->GetFxSend(i);
2186 if (list != "") list += ",";
2187 list += ToString(pFxSend->Id());
2188 }
2189 result.Add(list);
2190 } catch (Exception e) {
2191 result.Error(e);
2192 }
2193 return result.Produce();
2194 }
2195
2196 FxSend* LSCPServer::GetFxSend(uint uiSamplerChannel, uint FxSendID) {
2197 EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
2198
2199 FxSend* pFxSend = NULL;
2200 for (int i = 0; i < pEngineChannel->GetFxSendCount(); i++) {
2201 if (pEngineChannel->GetFxSend(i)->Id() == FxSendID) {
2202 pFxSend = pEngineChannel->GetFxSend(i);
2203 break;
2204 }
2205 }
2206 if (!pFxSend) throw Exception("There is no FxSend with that ID on the given sampler channel");
2207 return pFxSend;
2208 }
2209
2210 String LSCPServer::GetFxSendInfo(uint uiSamplerChannel, uint FxSendID) {
2211 dmsg(2,("LSCPServer: GetFxSendInfo()\n"));
2212 LSCPResultSet result;
2213 try {
2214 EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
2215 FxSend* pFxSend = GetFxSend(uiSamplerChannel, FxSendID);
2216
2217 // gather audio routing informations
2218 String AudioRouting;
2219 for (int chan = 0; chan < pEngineChannel->Channels(); chan++) {
2220 if (AudioRouting != "") AudioRouting += ",";
2221 AudioRouting += ToString(pFxSend->DestinationChannel(chan));
2222 }
2223
2224 // success
2225 result.Add("NAME", _escapeLscpResponse(pFxSend->Name()));
2226 result.Add("MIDI_CONTROLLER", pFxSend->MidiController());
2227 result.Add("LEVEL", ToString(pFxSend->Level()));
2228 result.Add("AUDIO_OUTPUT_ROUTING", AudioRouting);
2229 } catch (Exception e) {
2230 result.Error(e);
2231 }
2232 return result.Produce();
2233 }
2234
2235 String LSCPServer::SetFxSendName(uint uiSamplerChannel, uint FxSendID, String Name) {
2236 dmsg(2,("LSCPServer: SetFxSendName()\n"));
2237 LSCPResultSet result;
2238 try {
2239 FxSend* pFxSend = GetFxSend(uiSamplerChannel, FxSendID);
2240
2241 pFxSend->SetName(Name);
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::SetFxSendAudioOutputChannel(uint uiSamplerChannel, uint FxSendID, uint FxSendChannel, uint DeviceChannel) {
2250 dmsg(2,("LSCPServer: SetFxSendAudioOutputChannel()\n"));
2251 LSCPResultSet result;
2252 try {
2253 FxSend* pFxSend = GetFxSend(uiSamplerChannel, FxSendID);
2254
2255 pFxSend->SetDestinationChannel(FxSendChannel, DeviceChannel);
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::SetFxSendMidiController(uint uiSamplerChannel, uint FxSendID, uint MidiController) {
2264 dmsg(2,("LSCPServer: SetFxSendMidiController()\n"));
2265 LSCPResultSet result;
2266 try {
2267 FxSend* pFxSend = GetFxSend(uiSamplerChannel, FxSendID);
2268
2269 pFxSend->SetMidiController(MidiController);
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::SetFxSendLevel(uint uiSamplerChannel, uint FxSendID, double dLevel) {
2278 dmsg(2,("LSCPServer: SetFxSendLevel()\n"));
2279 LSCPResultSet result;
2280 try {
2281 FxSend* pFxSend = GetFxSend(uiSamplerChannel, FxSendID);
2282
2283 pFxSend->SetLevel((float)dLevel);
2284 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_fx_send_info, uiSamplerChannel, FxSendID));
2285 } catch (Exception e) {
2286 result.Error(e);
2287 }
2288 return result.Produce();
2289 }
2290
2291 String LSCPServer::EditSamplerChannelInstrument(uint uiSamplerChannel) {
2292 dmsg(2,("LSCPServer: EditSamplerChannelInstrument(SamplerChannel=%d)\n", uiSamplerChannel));
2293 LSCPResultSet result;
2294 try {
2295 SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
2296 if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));
2297 EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();
2298 if (!pEngineChannel) throw Exception("No engine type assigned to sampler channel");
2299 if (pEngineChannel->InstrumentStatus() < 0) throw Exception("No instrument loaded to sampler channel");
2300 Engine* pEngine = pEngineChannel->GetEngine();
2301 InstrumentManager* pInstrumentManager = pEngine->GetInstrumentManager();
2302 if (!pInstrumentManager) throw Exception("Engine does not provide an instrument manager");
2303 InstrumentManager::instrument_id_t instrumentID;
2304 instrumentID.FileName = pEngineChannel->InstrumentFileName();
2305 instrumentID.Index = pEngineChannel->InstrumentIndex();
2306 pInstrumentManager->LaunchInstrumentEditor(instrumentID);
2307 } catch (Exception e) {
2308 result.Error(e);
2309 }
2310 return result.Produce();
2311 }
2312
2313 /**
2314 * Will be called by the parser to reset a particular sampler channel.
2315 */
2316 String LSCPServer::ResetChannel(uint uiSamplerChannel) {
2317 dmsg(2,("LSCPServer: ResetChannel(SamplerChannel=%d)\n", uiSamplerChannel));
2318 LSCPResultSet result;
2319 try {
2320 SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
2321 if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));
2322 EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();
2323 if (!pEngineChannel) throw Exception("No engine type assigned to sampler channel");
2324 pEngineChannel->Reset();
2325 }
2326 catch (Exception e) {
2327 result.Error(e);
2328 }
2329 return result.Produce();
2330 }
2331
2332 /**
2333 * Will be called by the parser to reset the whole sampler.
2334 */
2335 String LSCPServer::ResetSampler() {
2336 dmsg(2,("LSCPServer: ResetSampler()\n"));
2337 pSampler->Reset();
2338 LSCPResultSet result;
2339 return result.Produce();
2340 }
2341
2342 /**
2343 * Will be called by the parser to return general informations about this
2344 * sampler.
2345 */
2346 String LSCPServer::GetServerInfo() {
2347 dmsg(2,("LSCPServer: GetServerInfo()\n"));
2348 const std::string description =
2349 _escapeLscpResponse("LinuxSampler - modular, streaming capable sampler");
2350 LSCPResultSet result;
2351 result.Add("DESCRIPTION", description);
2352 result.Add("VERSION", VERSION);
2353 result.Add("PROTOCOL_VERSION", ToString(LSCP_RELEASE_MAJOR) + "." + ToString(LSCP_RELEASE_MINOR));
2354 #if HAVE_SQLITE3
2355 result.Add("INSTRUMENTS_DB_SUPPORT", "yes");
2356 #else
2357 result.Add("INSTRUMENTS_DB_SUPPORT", "no");
2358 #endif
2359
2360 return result.Produce();
2361 }
2362
2363 /**
2364 * Will be called by the parser to return the current number of all active streams.
2365 */
2366 String LSCPServer::GetTotalStreamCount() {
2367 dmsg(2,("LSCPServer: GetTotalStreamCount()\n"));
2368 LSCPResultSet result;
2369 result.Add(pSampler->GetDiskStreamCount());
2370 return result.Produce();
2371 }
2372
2373 /**
2374 * Will be called by the parser to return the current number of all active voices.
2375 */
2376 String LSCPServer::GetTotalVoiceCount() {
2377 dmsg(2,("LSCPServer: GetTotalVoiceCount()\n"));
2378 LSCPResultSet result;
2379 result.Add(pSampler->GetVoiceCount());
2380 return result.Produce();
2381 }
2382
2383 /**
2384 * Will be called by the parser to return the maximum number of voices.
2385 */
2386 String LSCPServer::GetTotalVoiceCountMax() {
2387 dmsg(2,("LSCPServer: GetTotalVoiceCountMax()\n"));
2388 LSCPResultSet result;
2389 result.Add(EngineFactory::EngineInstances().size() * CONFIG_MAX_VOICES);
2390 return result.Produce();
2391 }
2392
2393 String LSCPServer::GetGlobalVolume() {
2394 LSCPResultSet result;
2395 result.Add(ToString(GLOBAL_VOLUME)); // see common/global.cpp
2396 return result.Produce();
2397 }
2398
2399 String LSCPServer::SetGlobalVolume(double dVolume) {
2400 LSCPResultSet result;
2401 try {
2402 if (dVolume < 0) throw Exception("Volume may not be negative");
2403 GLOBAL_VOLUME = dVolume; // see common/global.cpp
2404 LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_global_info, "VOLUME", GLOBAL_VOLUME));
2405 } catch (Exception e) {
2406 result.Error(e);
2407 }
2408 return result.Produce();
2409 }
2410
2411 String LSCPServer::GetFileInstruments(String Filename) {
2412 dmsg(2,("LSCPServer: GetFileInstruments(String Filename=%s)\n",Filename.c_str()));
2413 LSCPResultSet result;
2414 try {
2415 VerifyFile(Filename);
2416 } catch (Exception e) {
2417 result.Error(e);
2418 return result.Produce();
2419 }
2420 // try to find a sampler engine that can handle the file
2421 bool bFound = false;
2422 std::vector<String> engineTypes = EngineFactory::AvailableEngineTypes();
2423 for (int i = 0; !bFound && i < engineTypes.size(); i++) {
2424 Engine* pEngine = NULL;
2425 try {
2426 pEngine = EngineFactory::Create(engineTypes[i]);
2427 if (!pEngine) throw Exception("Internal error: could not create '" + engineTypes[i] + "' engine");
2428 InstrumentManager* pManager = pEngine->GetInstrumentManager();
2429 if (pManager) {
2430 std::vector<InstrumentManager::instrument_id_t> IDs =
2431 pManager->GetInstrumentFileContent(Filename);
2432 // return the amount of instruments in the file
2433 result.Add(IDs.size());
2434 // no more need to ask other engine types
2435 bFound = true;
2436 } else dmsg(1,("Warning: engine '%s' does not provide an instrument manager\n", engineTypes[i].c_str()));
2437 } catch (Exception e) {
2438 // NOOP, as exception is thrown if engine doesn't support file
2439 }
2440 if (pEngine) EngineFactory::Destroy(pEngine);
2441 }
2442
2443 if (!bFound) result.Error("Unknown file format");
2444 return result.Produce();
2445 }
2446
2447 String LSCPServer::ListFileInstruments(String Filename) {
2448 dmsg(2,("LSCPServer: ListFileInstruments(String Filename=%s)\n",Filename.c_str()));
2449 LSCPResultSet result;
2450 try {
2451 VerifyFile(Filename);
2452 } catch (Exception e) {
2453 result.Error(e);
2454 return result.Produce();
2455 }
2456 // try to find a sampler engine that can handle the file
2457 bool bFound = false;
2458 std::vector<String> engineTypes = EngineFactory::AvailableEngineTypes();
2459 for (int i = 0; !bFound && i < engineTypes.size(); i++) {
2460 Engine* pEngine = NULL;
2461 try {
2462 pEngine = EngineFactory::Create(engineTypes[i]);
2463 if (!pEngine) throw Exception("Internal error: could not create '" + engineTypes[i] + "' engine");
2464 InstrumentManager* pManager = pEngine->GetInstrumentManager();
2465 if (pManager) {
2466 std::vector<InstrumentManager::instrument_id_t> IDs =
2467 pManager->GetInstrumentFileContent(Filename);
2468 // return a list of IDs of the instruments in the file
2469 String s;
2470 for (int j = 0; j < IDs.size(); j++) {
2471 if (s.size()) s += ",";
2472 s += ToString(IDs[j].Index);
2473 }
2474 result.Add(s);
2475 // no more need to ask other engine types
2476 bFound = true;
2477 } else dmsg(1,("Warning: engine '%s' does not provide an instrument manager\n", engineTypes[i].c_str()));
2478 } catch (Exception e) {
2479 // NOOP, as exception is thrown if engine doesn't support file
2480 }
2481 if (pEngine) EngineFactory::Destroy(pEngine);
2482 }
2483
2484 if (!bFound) result.Error("Unknown file format");
2485 return result.Produce();
2486 }
2487
2488 String LSCPServer::GetFileInstrumentInfo(String Filename, uint InstrumentID) {
2489 dmsg(2,("LSCPServer: GetFileInstrumentInfo(String Filename=%s, InstrumentID=%d)\n",Filename.c_str(),InstrumentID));
2490 LSCPResultSet result;
2491 try {
2492 VerifyFile(Filename);
2493 } catch (Exception e) {
2494 result.Error(e);
2495 return result.Produce();
2496 }
2497 InstrumentManager::instrument_id_t id;
2498 id.FileName = Filename;
2499 id.Index = InstrumentID;
2500 // try to find a sampler engine that can handle the file
2501 bool bFound = false;
2502 bool bFatalErr = false;
2503 std::vector<String> engineTypes = EngineFactory::AvailableEngineTypes();
2504 for (int i = 0; !bFound && !bFatalErr && i < engineTypes.size(); i++) {
2505 Engine* pEngine = NULL;
2506 try {
2507 pEngine = EngineFactory::Create(engineTypes[i]);
2508 if (!pEngine) throw Exception("Internal error: could not create '" + engineTypes[i] + "' engine");
2509 InstrumentManager* pManager = pEngine->GetInstrumentManager();
2510 if (pManager) {
2511 // check if the instrument index is valid
2512 // FIXME: this won't work if an engine only supports parts of the instrument file
2513 std::vector<InstrumentManager::instrument_id_t> IDs =
2514 pManager->GetInstrumentFileContent(Filename);
2515 if (std::find(IDs.begin(), IDs.end(), id) == IDs.end()) {
2516 std::stringstream ss;
2517 ss << "Invalid instrument index " << InstrumentID << " for instrument file '" << Filename << "'";
2518 bFatalErr = true;
2519 throw Exception(ss.str());
2520 }
2521 // get the info of the requested instrument
2522 InstrumentManager::instrument_info_t info =
2523 pManager->GetInstrumentInfo(id);
2524 // return detailed informations about the file
2525 result.Add("NAME", info.InstrumentName);
2526 result.Add("FORMAT_FAMILY", engineTypes[i]);
2527 result.Add("FORMAT_VERSION", info.FormatVersion);
2528 result.Add("PRODUCT", info.Product);
2529 result.Add("ARTISTS", info.Artists);
2530 // no more need to ask other engine types
2531 bFound = true;
2532 } else dmsg(1,("Warning: engine '%s' does not provide an instrument manager\n", engineTypes[i].c_str()));
2533 } catch (Exception e) {
2534 // usually NOOP, as exception is thrown if engine doesn't support file
2535 if (bFatalErr) result.Error(e);
2536 }
2537 if (pEngine) EngineFactory::Destroy(pEngine);
2538 }
2539
2540 if (!bFound && !bFatalErr) result.Error("Unknown file format");
2541 return result.Produce();
2542 }
2543
2544 void LSCPServer::VerifyFile(String Filename) {
2545 #if WIN32
2546 WIN32_FIND_DATA win32FileAttributeData;
2547 BOOL res = GetFileAttributesEx( Filename.c_str(), GetFileExInfoStandard, &win32FileAttributeData );
2548 if (!res) {
2549 std::stringstream ss;
2550 ss << "File does not exist, GetFileAttributesEx failed `" << Filename << "`: Error " << GetLastError();
2551 throw Exception(ss.str());
2552 }
2553 if ( win32FileAttributeData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY ) {
2554 throw Exception("Directory is specified");
2555 }
2556 #else
2557 struct stat statBuf;
2558 int res = stat(Filename.c_str(), &statBuf);
2559 if (res) {
2560 std::stringstream ss;
2561 ss << "Fail to stat `" << Filename << "`: " << strerror(errno);
2562 throw Exception(ss.str());
2563 }
2564
2565 if (S_ISDIR(statBuf.st_mode)) {
2566 throw Exception("Directory is specified");
2567 }
2568 #endif
2569 }
2570
2571 /**
2572 * Will be called by the parser to subscribe a client (frontend) on the
2573 * server for receiving event messages.
2574 */
2575 String LSCPServer::SubscribeNotification(LSCPEvent::event_t type) {
2576 dmsg(2,("LSCPServer: SubscribeNotification(Event=%s)\n", LSCPEvent::Name(type).c_str()));
2577 LSCPResultSet result;
2578 SubscriptionMutex.Lock();
2579 eventSubscriptions[type].push_back(currentSocket);
2580 SubscriptionMutex.Unlock();
2581 return result.Produce();
2582 }
2583
2584 /**
2585 * Will be called by the parser to unsubscribe a client on the server
2586 * for not receiving further event messages.
2587 */
2588 String LSCPServer::UnsubscribeNotification(LSCPEvent::event_t type) {
2589 dmsg(2,("LSCPServer: UnsubscribeNotification(Event=%s)\n", LSCPEvent::Name(type).c_str()));
2590 LSCPResultSet result;
2591 SubscriptionMutex.Lock();
2592 eventSubscriptions[type].remove(currentSocket);
2593 SubscriptionMutex.Unlock();
2594 return result.Produce();
2595 }
2596
2597 String LSCPServer::AddDbInstrumentDirectory(String Dir) {
2598 dmsg(2,("LSCPServer: AddDbInstrumentDirectory(Dir=%s)\n", Dir.c_str()));
2599 LSCPResultSet result;
2600 #if HAVE_SQLITE3
2601 try {
2602 InstrumentsDb::GetInstrumentsDb()->AddDirectory(Dir);
2603 } catch (Exception e) {
2604 result.Error(e);
2605 }
2606 #else
2607 result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2608 #endif
2609 return result.Produce();
2610 }
2611
2612 String LSCPServer::RemoveDbInstrumentDirectory(String Dir, bool Force) {
2613 dmsg(2,("LSCPServer: RemoveDbInstrumentDirectory(Dir=%s,Force=%d)\n", Dir.c_str(), Force));
2614 LSCPResultSet result;
2615 #if HAVE_SQLITE3
2616 try {
2617 InstrumentsDb::GetInstrumentsDb()->RemoveDirectory(Dir, Force);
2618 } catch (Exception e) {
2619 result.Error(e);
2620 }
2621 #else
2622 result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2623 #endif
2624 return result.Produce();
2625 }
2626
2627 String LSCPServer::GetDbInstrumentDirectoryCount(String Dir, bool Recursive) {
2628 dmsg(2,("LSCPServer: GetDbInstrumentDirectoryCount(Dir=%s,Recursive=%d)\n", Dir.c_str(), Recursive));
2629 LSCPResultSet result;
2630 #if HAVE_SQLITE3
2631 try {
2632 result.Add(InstrumentsDb::GetInstrumentsDb()->GetDirectoryCount(Dir, Recursive));
2633 } catch (Exception e) {
2634 result.Error(e);
2635 }
2636 #else
2637 result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2638 #endif
2639 return result.Produce();
2640 }
2641
2642 String LSCPServer::GetDbInstrumentDirectories(String Dir, bool Recursive) {
2643 dmsg(2,("LSCPServer: GetDbInstrumentDirectories(Dir=%s,Recursive=%d)\n", Dir.c_str(), Recursive));
2644 LSCPResultSet result;
2645 #if HAVE_SQLITE3
2646 try {
2647 String list;
2648 StringListPtr dirs = InstrumentsDb::GetInstrumentsDb()->GetDirectories(Dir, Recursive);
2649
2650 for (int i = 0; i < dirs->size(); i++) {
2651 if (list != "") list += ",";
2652 list += "'" + InstrumentsDb::toEscapedPath(dirs->at(i)) + "'";
2653 }
2654
2655 result.Add(list);
2656 } catch (Exception e) {
2657 result.Error(e);
2658 }
2659 #else
2660 result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2661 #endif
2662 return result.Produce();
2663 }
2664
2665 String LSCPServer::GetDbInstrumentDirectoryInfo(String Dir) {
2666 dmsg(2,("LSCPServer: GetDbInstrumentDirectoryInfo(Dir=%s)\n", Dir.c_str()));
2667 LSCPResultSet result;
2668 #if HAVE_SQLITE3
2669 try {
2670 DbDirectory info = InstrumentsDb::GetInstrumentsDb()->GetDirectoryInfo(Dir);
2671
2672 result.Add("DESCRIPTION", _escapeLscpResponse(info.Description));
2673 result.Add("CREATED", info.Created);
2674 result.Add("MODIFIED", info.Modified);
2675 } catch (Exception e) {
2676 result.Error(e);
2677 }
2678 #else
2679 result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2680 #endif
2681 return result.Produce();
2682 }
2683
2684 String LSCPServer::SetDbInstrumentDirectoryName(String Dir, String Name) {
2685 dmsg(2,("LSCPServer: SetDbInstrumentDirectoryName(Dir=%s,Name=%s)\n", Dir.c_str(), Name.c_str()));
2686 LSCPResultSet result;
2687 #if HAVE_SQLITE3
2688 try {
2689 InstrumentsDb::GetInstrumentsDb()->RenameDirectory(Dir, Name);
2690 } catch (Exception e) {
2691 result.Error(e);
2692 }
2693 #else
2694 result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2695 #endif
2696 return result.Produce();
2697 }
2698
2699 String LSCPServer::MoveDbInstrumentDirectory(String Dir, String Dst) {
2700 dmsg(2,("LSCPServer: MoveDbInstrumentDirectory(Dir=%s,Dst=%s)\n", Dir.c_str(), Dst.c_str()));
2701 LSCPResultSet result;
2702 #if HAVE_SQLITE3
2703 try {
2704 InstrumentsDb::GetInstrumentsDb()->MoveDirectory(Dir, Dst);
2705 } catch (Exception e) {
2706 result.Error(e);
2707 }
2708 #else
2709 result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2710 #endif
2711 return result.Produce();
2712 }
2713
2714 String LSCPServer::CopyDbInstrumentDirectory(String Dir, String Dst) {
2715 dmsg(2,("LSCPServer: CopyDbInstrumentDirectory(Dir=%s,Dst=%s)\n", Dir.c_str(), Dst.c_str()));
2716 LSCPResultSet result;
2717 #if HAVE_SQLITE3
2718 try {
2719 InstrumentsDb::GetInstrumentsDb()->CopyDirectory(Dir, Dst);
2720 } catch (Exception e) {
2721 result.Error(e);
2722 }
2723 #else
2724 result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2725 #endif
2726 return result.Produce();
2727 }
2728
2729 String LSCPServer::SetDbInstrumentDirectoryDescription(String Dir, String Desc) {
2730 dmsg(2,("LSCPServer: SetDbInstrumentDirectoryDescription(Dir=%s,Desc=%s)\n", Dir.c_str(), Desc.c_str()));
2731 LSCPResultSet result;
2732 #if HAVE_SQLITE3
2733 try {
2734 InstrumentsDb::GetInstrumentsDb()->SetDirectoryDescription(Dir, Desc);
2735 } catch (Exception e) {
2736 result.Error(e);
2737 }
2738 #else
2739 result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2740 #endif
2741 return result.Produce();
2742 }
2743
2744 String LSCPServer::AddDbInstruments(String DbDir, String FilePath, int Index, bool bBackground) {
2745 dmsg(2,("LSCPServer: AddDbInstruments(DbDir=%s,FilePath=%s,Index=%d,bBackground=%d)\n", DbDir.c_str(), FilePath.c_str(), Index, bBackground));
2746 LSCPResultSet result;
2747 #if HAVE_SQLITE3
2748 try {
2749 int id;
2750 InstrumentsDb* db = InstrumentsDb::GetInstrumentsDb();
2751 id = db->AddInstruments(DbDir, FilePath, Index, bBackground);
2752 if (bBackground) result = id;
2753 } catch (Exception e) {
2754 result.Error(e);
2755 }
2756 #else
2757 result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2758 #endif
2759 return result.Produce();
2760 }
2761
2762 String LSCPServer::AddDbInstruments(String ScanMode, String DbDir, String FsDir, bool bBackground) {
2763 dmsg(2,("LSCPServer: AddDbInstruments(ScanMode=%s,DbDir=%s,FsDir=%s,bBackground=%d)\n", ScanMode.c_str(), DbDir.c_str(), FsDir.c_str(), bBackground));
2764 LSCPResultSet result;
2765 #if HAVE_SQLITE3
2766 try {
2767 int id;
2768 InstrumentsDb* db = InstrumentsDb::GetInstrumentsDb();
2769 if (ScanMode.compare("RECURSIVE") == 0) {
2770 id = db->AddInstruments(RECURSIVE, DbDir, FsDir, bBackground);
2771 } else if (ScanMode.compare("NON_RECURSIVE") == 0) {
2772 id = db->AddInstruments(NON_RECURSIVE, DbDir, FsDir, bBackground);
2773 } else if (ScanMode.compare("FLAT") == 0) {
2774 id = db->AddInstruments(FLAT, DbDir, FsDir, bBackground);
2775 } else {
2776 throw Exception("Unknown scan mode: " + ScanMode);
2777 }
2778
2779 if (bBackground) result = id;
2780 } catch (Exception e) {
2781 result.Error(e);
2782 }
2783 #else
2784 result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2785 #endif
2786 return result.Produce();
2787 }
2788
2789 String LSCPServer::RemoveDbInstrument(String Instr) {
2790 dmsg(2,("LSCPServer: RemoveDbInstrument(Instr=%s)\n", Instr.c_str()));
2791 LSCPResultSet result;
2792 #if HAVE_SQLITE3
2793 try {
2794 InstrumentsDb::GetInstrumentsDb()->RemoveInstrument(Instr);
2795 } catch (Exception e) {
2796 result.Error(e);
2797 }
2798 #else
2799 result.Error(String(DOESNT_HAVE_SQLITE3), 0);
2800 #endif
2801 return result.Produce();
2802 }
2803
2804 String LSCPServer::GetDbInstrumentCount(String Dir, bool Recursive) {
2805 dmsg(2,("LSCPServer: GetDbInstrumentCount(Dir=%s,Recursive=%d)\n", Dir.c_str(), Recursive));
2806 LSCPResultSet result;
2807 #if HAVE_SQLITE3
2808 try {
2809 result.Add(InstrumentsDb::GetInstrumentsDb()->GetInstrumentCount