bool JackClientPipeThread::Execute()
{
try {
jack_log("JackClientPipeThread::Execute %x", this);
JackRequest header;
int res = header.Read(fPipe);
bool ret = true;
// Lock the global mutex
if (WaitForSingleObject(fMutex, INFINITE) == WAIT_FAILED) {
jack_error("JackClientPipeThread::Execute : mutex wait error");
}
// Decode header
if (res < 0) {
jack_log("JackClientPipeThread::Execute : cannot decode header");
ClientKill();
ret = false;
// Decode request
} else if (fDecoder->HandleRequest(fPipe, header.fType) < 0) {
ret = false;
}
// Unlock the global mutex
if (!ReleaseMutex(fMutex)) {
jack_error("JackClientPipeThread::Execute : mutex release error");
}
return ret;
} catch (JackQuitException& e) {
jack_log("JackClientPipeThread::Execute : JackQuitException");
return false;
}
}
bool JackSocketServerChannel::Execute()
{
try {
// Global poll
if ((poll(fPollTable, fSocketTable.size() + 1, 10000) < 0) && (errno != EINTR)) {
jack_error("JackSocketServerChannel::Execute : engine poll failed err = %s request thread quits...", strerror(errno));
return false;
} else {
// Poll all clients
for (unsigned int i = 1; i < fSocketTable.size() + 1; i++) {
int fd = fPollTable[i].fd;
jack_log("JackSocketServerChannel::Execute : fPollTable i = %ld fd = %ld", i, fd);
if (fPollTable[i].revents & ~POLLIN) {
jack_log("JackSocketServerChannel::Execute : poll client error err = %s", strerror(errno));
ClientKill(fd);
} else if (fPollTable[i].revents & POLLIN) {
JackClientSocket* socket = fSocketTable[fd].second;
// Decode header
JackRequest header;
if (header.Read(socket) < 0) {
jack_log("JackSocketServerChannel::Execute : cannot decode header");
ClientKill(fd);
// Decode request
} else {
// Result is not needed here
fDecoder->HandleRequest(socket, header.fType);
}
}
}
// Check the server request socket */
if (fPollTable[0].revents & POLLERR) {
jack_error("Error on server request socket err = %s", strerror(errno));
}
if (fPollTable[0].revents & POLLIN) {
ClientCreate();
}
}
BuildPoolTable();
return true;
} catch (JackQuitException& e) {
jack_log("JackSocketServerChannel::Execute : JackQuitException");
return false;
}
}
int JackRequestDecoder::HandleRequest(detail::JackChannelTransactionInterface* socket, int type_aux)
{
JackRequest::RequestType type = (JackRequest::RequestType)type_aux;
// Read data
switch (type) {
case JackRequest::kClientCheck: {
jack_log("JackRequest::ClientCheck");
JackClientCheckRequest req;
JackClientCheckResult res;
CheckRead(req, socket);
res.fResult = fServer->GetEngine()->ClientCheck(req.fName, req.fUUID, res.fName, req.fProtocol, req.fOptions, &res.fStatus);
CheckWriteName("JackRequest::ClientCheck", socket);
// Atomic ClientCheck followed by ClientOpen on same socket
if (req.fOpen) {
JackRequest header;
header.Read(socket);
return HandleRequest(socket, header.fType);
}
break;
}
case JackRequest::kClientOpen: {
jack_log("JackRequest::ClientOpen");
JackClientOpenRequest req;
JackClientOpenResult res;
CheckRead(req, socket);
fHandler->ClientAdd(socket, &req, &res);
CheckWriteName("JackRequest::ClientOpen", socket);
break;
}
case JackRequest::kClientClose: {
jack_log("JackRequest::ClientClose");
JackClientCloseRequest req;
JackResult res;
CheckRead(req, socket);
res.fResult = fServer->GetEngine()->ClientExternalClose(req.fRefNum);
CheckWriteRefNum("JackRequest::ClientClose", socket);
fHandler->ClientRemove(socket, req.fRefNum);
// Will cause the wrapping thread to stop
return -1;
}
case JackRequest::kActivateClient: {
JackActivateRequest req;
JackResult res;
jack_log("JackRequest::ActivateClient");
CheckRead(req, socket);
res.fResult = fServer->GetEngine()->ClientActivate(req.fRefNum, req.fIsRealTime);
CheckWriteRefNum("JackRequest::ActivateClient", socket);
break;
}
case JackRequest::kDeactivateClient: {
jack_log("JackRequest::DeactivateClient");
JackDeactivateRequest req;
JackResult res;
CheckRead(req, socket);
res.fResult = fServer->GetEngine()->ClientDeactivate(req.fRefNum);
CheckWriteRefNum("JackRequest::DeactivateClient", socket);
break;
}
case JackRequest::kRegisterPort: {
jack_log("JackRequest::RegisterPort");
JackPortRegisterRequest req;
JackPortRegisterResult res;
CheckRead(req, socket);
res.fResult = fServer->GetEngine()->PortRegister(req.fRefNum, req.fName, req.fPortType, req.fFlags, req.fBufferSize, &res.fPortIndex);
CheckWriteRefNum("JackRequest::RegisterPort", socket);
break;
}
case JackRequest::kUnRegisterPort: {
jack_log("JackRequest::UnRegisterPort");
JackPortUnRegisterRequest req;
JackResult res;
CheckRead(req, socket);
res.fResult = fServer->GetEngine()->PortUnRegister(req.fRefNum, req.fPortIndex);
CheckWriteRefNum("JackRequest::UnRegisterPort", socket);
break;
}
case JackRequest::kConnectNamePorts: {
jack_log("JackRequest::ConnectNamePorts");
JackPortConnectNameRequest req;
JackResult res;
CheckRead(req, socket);
res.fResult = fServer->GetEngine()->PortConnect(req.fRefNum, req.fSrc, req.fDst);
CheckWriteRefNum("JackRequest::ConnectNamePorts", socket);
break;
}
case JackRequest::kDisconnectNamePorts: {
jack_log("JackRequest::DisconnectNamePorts");
JackPortDisconnectNameRequest req;
JackResult res;
CheckRead(req, socket);
res.fResult = fServer->GetEngine()->PortDisconnect(req.fRefNum, req.fSrc, req.fDst);
CheckWriteRefNum("JackRequest::DisconnectNamePorts", socket);
break;
}
case JackRequest::kConnectPorts: {
jack_log("JackRequest::ConnectPorts");
JackPortConnectRequest req;
JackResult res;
CheckRead(req, socket);
res.fResult = fServer->GetEngine()->PortConnect(req.fRefNum, req.fSrc, req.fDst);
CheckWriteRefNum("JackRequest::ConnectPorts", socket);
break;
}
case JackRequest::kDisconnectPorts: {
jack_log("JackRequest::DisconnectPorts");
JackPortDisconnectRequest req;
JackResult res;
CheckRead(req, socket);
res.fResult = fServer->GetEngine()->PortDisconnect(req.fRefNum, req.fSrc, req.fDst);
CheckWriteRefNum("JackRequest::DisconnectPorts", socket);
break;
}
case JackRequest::kPortRename: {
jack_log("JackRequest::PortRename");
JackPortRenameRequest req;
JackResult res;
CheckRead(req, socket);
res.fResult = fServer->GetEngine()->PortRename(req.fRefNum, req.fPort, req.fName);
CheckWriteRefNum("JackRequest::PortRename", socket);
break;
}
case JackRequest::kSetBufferSize: {
jack_log("JackRequest::SetBufferSize");
JackSetBufferSizeRequest req;
JackResult res;
CheckRead(req, socket);
res.fResult = fServer->SetBufferSize(req.fBufferSize);
CheckWrite("JackRequest::SetBufferSize", socket);
break;
}
case JackRequest::kSetFreeWheel: {
jack_log("JackRequest::SetFreeWheel");
JackSetFreeWheelRequest req;
JackResult res;
CheckRead(req, socket);
res.fResult = fServer->SetFreewheel(req.fOnOff);
CheckWrite("JackRequest::SetFreeWheel", socket);
#ifdef __ANDROID__
#ifdef WORKAROUND_QC_JACK_ALSA
/* for supporting qualcomm platform */
if(req.fOnOff == 0) {
usleep(300 * 1000);
kill(getpid(), SIGUSR2); //switch master driver via SIGUSR2 signal
usleep(300 * 1000);
kill(getpid(), SIGUSR2); //switch master driver via SIGUSR2 signal
usleep(300 * 1000);
fServer->GetEngine()->PortConnect(0, "out:__system_playback_1", "system:playback_1");
fServer->GetEngine()->PortConnect(0, "out:__system_playback_2", "system:playback_2");
fServer->GetEngine()->PortConnect(0, "system:capture_1", "in:__system_capture_1");
fServer->GetEngine()->PortConnect(0, "system:capture_2", "in:__system_capture_2");
}
#endif
#endif
break;
}
case JackRequest::kComputeTotalLatencies: {
jack_log("JackRequest::ComputeTotalLatencies");
JackComputeTotalLatenciesRequest req;
JackResult res;
CheckRead(req, socket);
res.fResult = fServer->GetEngine()->ComputeTotalLatencies();
CheckWrite("JackRequest::ComputeTotalLatencies", socket);
break;
}
case JackRequest::kReleaseTimebase: {
jack_log("JackRequest::ReleaseTimebase");
JackReleaseTimebaseRequest req;
JackResult res;
CheckRead(req, socket);
res.fResult = fServer->ReleaseTimebase(req.fRefNum);
CheckWriteRefNum("JackRequest::ReleaseTimebase", socket);
break;
}
case JackRequest::kSetTimebaseCallback: {
jack_log("JackRequest::SetTimebaseCallback");
JackSetTimebaseCallbackRequest req;
JackResult res;
CheckRead(req, socket);
res.fResult = fServer->SetTimebaseCallback(req.fRefNum, req.fConditionnal);
CheckWriteRefNum("JackRequest::SetTimebaseCallback", socket);
break;
}
case JackRequest::kGetInternalClientName: {
jack_log("JackRequest::GetInternalClientName");
JackGetInternalClientNameRequest req;
JackGetInternalClientNameResult res;
CheckRead(req, socket);
res.fResult = fServer->GetEngine()->GetInternalClientName(req.fIntRefNum, res.fName);
CheckWriteRefNum("JackRequest::GetInternalClientName", socket);
break;
}
case JackRequest::kInternalClientHandle: {
jack_log("JackRequest::InternalClientHandle");
JackInternalClientHandleRequest req;
JackInternalClientHandleResult res;
CheckRead(req, socket);
res.fResult = fServer->GetEngine()->InternalClientHandle(req.fName, &res.fStatus, &res.fIntRefNum);
CheckWriteRefNum("JackRequest::InternalClientHandle", socket);
break;
}
case JackRequest::kInternalClientLoad: {
jack_log("JackRequest::InternalClientLoad");
JackInternalClientLoadRequest req;
JackInternalClientLoadResult res;
CheckRead(req, socket);
res.fResult = fServer->InternalClientLoad1(req.fName, req.fDllName, req.fLoadInitName, req.fOptions, &res.fIntRefNum, req.fUUID, &res.fStatus);
CheckWriteName("JackRequest::InternalClientLoad", socket);
break;
}
case JackRequest::kInternalClientUnload: {
jack_log("JackRequest::InternalClientUnload");
JackInternalClientUnloadRequest req;
JackInternalClientUnloadResult res;
CheckRead(req, socket);
res.fResult = fServer->GetEngine()->InternalClientUnload(req.fIntRefNum, &res.fStatus);
CheckWriteRefNum("JackRequest::InternalClientUnload", socket);
break;
}
case JackRequest::kNotification: {
jack_log("JackRequest::Notification");
JackClientNotificationRequest req;
CheckRead(req, socket);
if (req.fNotify == kQUIT) {
jack_log("JackRequest::Notification kQUIT");
throw JackQuitException();
} else {
fServer->Notify(req.fRefNum, req.fNotify, req.fValue);
}
break;
}
case JackRequest::kSessionNotify: {
jack_log("JackRequest::SessionNotify");
JackSessionNotifyRequest req;
CheckRead(req, socket);
fServer->GetEngine()->SessionNotify(req.fRefNum, req.fDst, req.fEventType, req.fPath, socket, NULL);
break;
}
case JackRequest::kSessionReply: {
jack_log("JackRequest::SessionReply");
JackSessionReplyRequest req;
JackResult res;
CheckRead(req, socket);
res.fResult = fServer->GetEngine()->SessionReply(req.fRefNum);
CheckWrite("JackRequest::SessionReply", socket);
break;
}
case JackRequest::kGetClientByUUID: {
jack_log("JackRequest::GetClientByUUID");
JackGetClientNameRequest req;
JackClientNameResult res;
CheckRead(req, socket);
res.fResult = fServer->GetEngine()->GetClientNameForUUID(req.fUUID, res.fName);
CheckWrite("JackRequest::GetClientByUUID", socket);
break;
}
case JackRequest::kGetUUIDByClient: {
jack_log("JackRequest::GetUUIDByClient");
JackGetUUIDRequest req;
JackUUIDResult res;
CheckRead(req, socket);
res.fResult = fServer->GetEngine()->GetUUIDForClientName(req.fName, res.fUUID);
CheckWrite("JackRequest::GetUUIDByClient", socket);
break;
}
case JackRequest::kReserveClientName: {
jack_log("JackRequest::ReserveClientName");
JackReserveNameRequest req;
JackResult res;
CheckRead(req, socket);
res.fResult = fServer->GetEngine()->ReserveClientName(req.fName, req.fUUID);
CheckWrite("JackRequest::ReserveClientName", socket);
break;
}
case JackRequest::kClientHasSessionCallback: {
jack_log("JackRequest::ClientHasSessionCallback");
JackClientHasSessionCallbackRequest req;
JackResult res;
CheckRead(req, socket);
res.fResult = fServer->GetEngine()->ClientHasSessionCallback(req.fName);
CheckWrite("JackRequest::ClientHasSessionCallback", socket);
break;
}
default:
jack_error("Unknown request %ld", type);
return -1;
}
return 0;
}