43 |
*/ |
*/ |
44 |
fd_set LSCPServer::fdSet; |
fd_set LSCPServer::fdSet; |
45 |
int LSCPServer::currentSocket = -1; |
int LSCPServer::currentSocket = -1; |
46 |
std::vector<int> LSCPServer::hSessions = std::vector<int>(); |
std::vector<yyparse_param_t> LSCPServer::Sessions = std::vector<yyparse_param_t>(); |
47 |
std::map<int,String> LSCPServer::bufferedNotifies = std::map<int,String>(); |
std::map<int,String> LSCPServer::bufferedNotifies = std::map<int,String>(); |
48 |
std::map<int,String> LSCPServer::bufferedCommands = std::map<int,String>(); |
std::map<int,String> LSCPServer::bufferedCommands = std::map<int,String>(); |
49 |
std::map< LSCPEvent::event_t, std::list<int> > LSCPServer::eventSubscriptions = std::map< LSCPEvent::event_t, std::list<int> >(); |
std::map< LSCPEvent::event_t, std::list<int> > LSCPServer::eventSubscriptions = std::map< LSCPEvent::event_t, std::list<int> >(); |
90 |
FD_SET(hSocket, &fdSet); |
FD_SET(hSocket, &fdSet); |
91 |
int maxSessions = hSocket; |
int maxSessions = hSocket; |
92 |
|
|
|
// Parser initialization |
|
|
yyparse_param_t yyparse_param; |
|
|
yyparse_param.pServer = this; |
|
|
|
|
93 |
while (true) { |
while (true) { |
94 |
fd_set selectSet = fdSet; |
fd_set selectSet = fdSet; |
95 |
int retval = select(maxSessions+1, &selectSet, NULL, NULL, NULL); |
int retval = select(maxSessions+1, &selectSet, NULL, NULL, NULL); |
114 |
exit(EXIT_FAILURE); |
exit(EXIT_FAILURE); |
115 |
} |
} |
116 |
|
|
117 |
hSessions.push_back(socket); |
// Parser initialization |
118 |
|
yyparse_param_t yyparse_param; |
119 |
|
yyparse_param.pServer = this; |
120 |
|
yyparse_param.hSession = socket; |
121 |
|
|
122 |
|
Sessions.push_back(yyparse_param); |
123 |
FD_SET(socket, &fdSet); |
FD_SET(socket, &fdSet); |
124 |
if (socket > maxSessions) |
if (socket > maxSessions) |
125 |
maxSessions = socket; |
maxSessions = socket; |
129 |
} |
} |
130 |
|
|
131 |
//Something was selected and it was not the hSocket, so it must be some command(s) coming. |
//Something was selected and it was not the hSocket, so it must be some command(s) coming. |
132 |
for (std::vector<int>::iterator iter = hSessions.begin(); iter != hSessions.end(); iter++) { |
for (std::vector<yyparse_param_t>::iterator iter = Sessions.begin(); iter != Sessions.end(); iter++) { |
133 |
if (FD_ISSET(*iter, &selectSet)) { //Was it this socket? |
if (FD_ISSET((*iter).hSession, &selectSet)) { //Was it this socket? |
134 |
if (GetLSCPCommand(iter)) { //Have we read the entire command? |
if (GetLSCPCommand(iter)) { //Have we read the entire command? |
135 |
dmsg(3,("LSCPServer: Got command on socket %d, calling parser.\n", currentSocket)); |
dmsg(3,("LSCPServer: Got command on socket %d, calling parser.\n", currentSocket)); |
136 |
yylex_init(&yyparse_param.pScanner); |
yylex_init(&((*iter).pScanner)); //FIXME: should me moved out of this loop and initialized only when a new session is created |
137 |
currentSocket = *iter; //a hack |
currentSocket = (*iter).hSession; //a hack |
138 |
int result = yyparse(&yyparse_param); |
if ((*iter).bVerbose) { // if echo mode enabled |
139 |
|
AnswerClient(bufferedCommands[currentSocket]); |
140 |
|
} |
141 |
|
int result = yyparse(&(*iter)); |
142 |
currentSocket = -1; //continuation of a hack |
currentSocket = -1; //continuation of a hack |
143 |
dmsg(3,("LSCPServer: Done parsing on socket %d.\n", currentSocket)); |
dmsg(3,("LSCPServer: Done parsing on socket %d.\n", currentSocket)); |
144 |
if (result == LSCP_QUIT) { //Was it a quit command by any chance? |
if (result == LSCP_QUIT) { //Was it a quit command by any chance? |
163 |
//yylex_destroy(yyparse_param.pScanner); |
//yylex_destroy(yyparse_param.pScanner); |
164 |
} |
} |
165 |
|
|
166 |
void LSCPServer::CloseConnection( std::vector<int>::iterator iter ) { |
void LSCPServer::CloseConnection( std::vector<yyparse_param_t>::iterator iter ) { |
167 |
int socket = *iter; |
int socket = (*iter).hSession; |
168 |
dmsg(1,("LSCPServer: Client connection terminated on socket:%d.\n",socket)); |
dmsg(1,("LSCPServer: Client connection terminated on socket:%d.\n",socket)); |
169 |
LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_misc, "Client connection terminated on socket", socket)); |
LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_misc, "Client connection terminated on socket", socket)); |
170 |
hSessions.erase(iter); |
Sessions.erase(iter); |
171 |
FD_CLR(socket, &fdSet); |
FD_CLR(socket, &fdSet); |
172 |
SubscriptionMutex.Lock(); //Must unsubscribe this socket from all events (if any) |
SubscriptionMutex.Lock(); //Must unsubscribe this socket from all events (if any) |
173 |
for (std::map< LSCPEvent::event_t, std::list<int> >::iterator iter = eventSubscriptions.begin(); iter != eventSubscriptions.end(); iter++) { |
for (std::map< LSCPEvent::event_t, std::list<int> >::iterator iter = eventSubscriptions.begin(); iter != eventSubscriptions.end(); iter++) { |
179 |
bufferedNotifies.erase(socket); |
bufferedNotifies.erase(socket); |
180 |
close(socket); |
close(socket); |
181 |
NotifyMutex.Unlock(); |
NotifyMutex.Unlock(); |
182 |
|
//yylex_destroy((*iter).pScanner); |
183 |
} |
} |
184 |
|
|
185 |
void LSCPServer::SendLSCPNotify( LSCPEvent event ) { |
void LSCPServer::SendLSCPNotify( LSCPEvent event ) { |
232 |
* If command is read, it will return true. Otherwise false is returned. |
* If command is read, it will return true. Otherwise false is returned. |
233 |
* In any case the received portion (complete or incomplete) is saved into bufferedCommand map. |
* In any case the received portion (complete or incomplete) is saved into bufferedCommand map. |
234 |
*/ |
*/ |
235 |
bool LSCPServer::GetLSCPCommand( std::vector<int>::iterator iter ) { |
bool LSCPServer::GetLSCPCommand( std::vector<yyparse_param_t>::iterator iter ) { |
236 |
int socket = *iter; |
int socket = (*iter).hSession; |
237 |
char c; |
char c; |
238 |
int i = 0; |
int i = 0; |
239 |
while (true) { |
while (true) { |
1295 |
return result.Produce(); |
return result.Produce(); |
1296 |
} |
} |
1297 |
|
|
1298 |
|
/** |
1299 |
|
* Will be called by the parser to enable or disable echo mode; if echo |
1300 |
|
* mode is enabled, all commands from the client will (immediately) be |
1301 |
|
* echoed back to the client. |
1302 |
|
*/ |
1303 |
|
String LSCPServer::SetEcho(yyparse_param_t* pSession, double boolean_value) { |
1304 |
|
dmsg(2,("LSCPServer: SetEcho(val=%f)\n", boolean_value)); |
1305 |
|
LSCPResultSet result; |
1306 |
|
try { |
1307 |
|
if (boolean_value == 0) pSession->bVerbose = false; |
1308 |
|
else if (boolean_value == 1) pSession->bVerbose = true; |
1309 |
|
else throw LinuxSamplerException("Not a boolean value, must either be 0 or 1"); |
1310 |
|
} |
1311 |
|
catch (LinuxSamplerException e) { |
1312 |
|
result.Error(e); |
1313 |
|
} |
1314 |
|
return result.Produce(); |
1315 |
|
} |
1316 |
|
|
1317 |
// Instrument loader constructor. |
// Instrument loader constructor. |
1318 |
LSCPLoadInstrument::LSCPLoadInstrument(Engine* pEngine, String Filename, uint uiInstrument) |
LSCPLoadInstrument::LSCPLoadInstrument(Engine* pEngine, String Filename, uint uiInstrument) |