CPipeState_Listening::CPipeState_Listening(CSyncPipe* pPipe,SOCKET Socket)
:CPipeState_Busy(pPipe,Socket)
{
CPipeState* pState=GetPipe()->m_pState;
GetPipe()->m_pState=NULL;
delete pState;
GetPipe()->m_pState=this;
#ifdef _WIN32
SQR_TRY
{
m_Event.Create(m_Socket);
}
SQR_CATCH(exp)
{
LogExp(exp);
closesocket(m_Socket);
throw;
}
SQR_TRY_END;
#endif
Register();
if( listen(m_Socket,SOMAXCONN) )
{
ostringstream strm;
strm<<"listen failed with error code:"<<SocketGetLastError()<<".";
GenErr(strm.str());
}
}
/*
* Read a pkt from a Named Pipe
*
* @param hPipe the Named Pipe to read from
* @param pktBuffer the destination buffer, the pkt will be in this buffer
*
* @return Type of pkt (ERR, KD_PKT, FASTBREAK_PKT)
*/
KdPacketType ReadKDPipe(HANDLE hPipe, KD_PACKET_T *pktBuffer)
{
DWORD numBytesRead = 0;
BOOL result;
UINT8 firstCMD = 0x00;
do{
bool dataRead = GetPipeTry(hPipe, &firstCMD, sizeof(uint8_t), true);
if (dataRead == false){
return KdNoPacket;
}
} while (firstCMD != TYPE1_SHORTLEADER && firstCMD != TYPE2_SHORTLEADER && firstCMD != BREAKIN_SHORTLEADER);
if (firstCMD == BREAKIN_SHORTLEADER){
//This is a BreakIn short packet
return KdBreakinPacket;
}
//Read the end of the Leader
uint32_t LeaderEnd = 0;
GetPipe(hPipe, (uint8_t*)&LeaderEnd, 3);
uint32_t u32Leader = (firstCMD << 24) | LeaderEnd;
if (u32Leader == TYPE1_LONGLEADER
|| u32Leader == TYPE2_LONGLEADER){
pktBuffer->Leader = u32Leader;
//Read header
GetPipe(hPipe, (uint8_t*)&(pktBuffer->Type), 12);
//TODO: function !
uint32_t bytesToRead = pktBuffer->Length;
uint32_t bytesAlreadyRead = 0;
while (bytesToRead > 0){
result = ReadFile(hPipe, pktBuffer->data + bytesAlreadyRead, bytesToRead, &numBytesRead, NULL);
bytesToRead = bytesToRead - numBytesRead;
bytesAlreadyRead = bytesAlreadyRead + numBytesRead;
}
//END_OF_DATA
if (pktBuffer->Length > 0){
//Trick to avoid segfault on Windows 7 ???
uint8_t tmpBuffer[1024];
DWORD test = 0;
if (ReadFile(hPipe, tmpBuffer, 1, &test, NULL) == false){
printf("Error while reading file !\n");
}
}
if (DEBUG_PKT){
ParseKDPkt(pktBuffer);
}
return KdKdPacket;
}else{
UINT16 type = Get16Pipe(hPipe);
printf("Unknown Leader %08x\n", u32Leader);
printf("type: %04x\n", type);
}
return KdErrorPacket;
}
void CPipeState_Listening::ProcessEvent(bool bRead,bool /*bWrite*/,bool /*bError*/)
{
if( !bRead )
return;
for(;;)
{
SOCKET Socket = accept( m_Socket , NULL , NULL );
if( INVALID_SOCKET == Socket )
{
int nErrorCode=SocketGetLastError();
switch(nErrorCode)
{
#ifndef _WIN32
case ECONNABORTED:
case EMFILE:
#endif
case EWOULDBLOCK:
return;
}
ostringstream strm;
strm<<"accept failed with error code:"<<nErrorCode<<".";
GenErr(strm.str());
}
u_long uParam=1;
if( SOCKET_ERROR == ioctlsocket( Socket , FIONBIO , &uParam ) )
{
closesocket( Socket );
ostringstream strm;
strm<<"ioctlsocket failed with error code "<< SocketGetLastError() <<".";
GenErr(strm.str());
}
bool bDisconnected;
CSyncPipe* pNewPipe = new CSyncPipe( NULL , GetPipe()->m_OutBuffer.OutBufferGetSize() ,
GetPipe()->m_InBuffer.InBufferGetSize(),Socket , GetPipe()->m_uCreationFlag,bDisconnected );
if( bDisconnected )
{
delete pNewPipe;
}
else
{
GetPipe()->AddEventAccepted( pNewPipe );
}
}
}
void CPipeState_Connecting::ShutDown(bool IfCallback)
{
CSyncPipe* pPipe=GetPipe();
new CPipeState_Disconnected(pPipe);
if (IfCallback)
pPipe->AddEventConnectFailed(ePCFR_CANCELED);
}
void CPipeState_Listening::Unregister()
{
if( !GetPipe()->m_pReactor )
return;
#ifdef _WIN32
EventDel();
#else
EpollCtl(EPOLL_CTL_DEL,0);
#endif
}
void CPipeState_Listening::Register()
{
if(!GetPipe()->m_pReactor)
return;
#ifdef _WIN32
EventAdd(FD_ACCEPT);
#else
EpollCtl(EPOLL_CTL_ADD,EPOLLIN);
#endif
}
void CPipeState_Connecting::Register()
{
if(!GetPipe()->m_pReactor)
return;
#ifndef _WIN32
EpollCtl(EPOLL_CTL_ADD,EPOLLOUT|EPOLLERR);
#else
EventAdd(FD_CONNECT|FD_CLOSE);
#endif
}
void CleanUpEverything()
{
auto glbl = globalStruct::GetGlobals();
if (!glbl)
return;
auto svr = glbl->GetServer();
if (svr)
{
svr->Stop();
}
auto strm = glbl->GetStreamer();
if (strm)
{
strm->stopStream();
}
auto pipe = glbl->GetPipe();
if (pipe)
{
pipe->Cleanup();
}
glbl->work_guard.reset();
auto svc = glbl->GetService();
glbl->ResetAllPointers();
svr.reset();
strm.reset();
pipe.reset();
if (svc && !svc->stopped())
{
svc->stop();
}
std::for_each(glbl->globalThreads.begin(), glbl->globalThreads.end(),
[](decltype(*glbl->globalThreads.begin())& thr)
{
thr.join();
});
svc.reset();
auto trkr = glbl->GetTracker();
if (trkr)
{
trkr->WaitUntilThreadVecEmpty();
trkr.reset();
std::shared_ptr<FunctionUsageTracker> resetTracker;
std::atomic_store(&glbl->fcnTracker, resetTracker);
std::this_thread::sleep_for(std::chrono::seconds(10)); // Wait some time for threads to exit
}
glbl.reset();
globalStruct::nullifyGlobals();
}
bool CPipeState_Connecting::SwitchToConnected()
{
CSyncPipe* pPipe=GetPipe();
Unregister();
SOCKET Socket=m_Socket;
m_Socket=0;//赋值后再CPipeState_Busy析构的时候，就不会close这个socket
bool bDisconnected;
new CPipeState_Connected( pPipe,Socket,bDisconnected);
pPipe->AddEventConnected();
if( bDisconnected )
{
new CPipeState_Disconnected( pPipe );
pPipe->AddEventDisconnected( ePDR_ERROR,false );
return false;
}
return true;
}
void CConnClient::OnConnectFailed(EPipeConnFailedReason eReason)
{
CConnMgrClient* pMgr=CConnMgrClient::Inst();
if(pMgr->GetHandler())
{
EConnConnectFailedReason eConnReason;
switch( eReason )
{
case ePCFR_UNREACHABLE:
eConnReason=eCCFR_UNREACHABLE;
break;
case ePCFR_REFUSED:
eConnReason=eCCFR_REFUSED;
break;
case ePCFR_INVALIDADDR:
eConnReason=eCCFR_INVALIDADDR;
break;
case ePCFR_OSERROR:
eConnReason=eCCFR_OSERROR;
break;
default:
GenErr("ConnClient收到不合理的回调");
}
pMgr->GetHandler()->OnConnectFailed(this,eConnReason);
}
if( IsShuttingDown() )
{
return;
}
pMgr->m_listAllConn.erase(m_itListConn);
GetPipe()->Release();
delete this;
}
void CPipeState_Listening::ShutDown(bool IfCallback)
{
new CPipeState_Disconnected(GetPipe());
}
// ------------------------------------------------------------------------- //
// *�DoConnect( void )
// ------------------------------------------------------------------------- //
void
TDCLDockLink::DoConnect( void )
{
// TDCLLink fait la premi�re partie du boulot.
TDCLLink::DoConnect();
// Ouverture de la session.
TSmartPtr<TDCLDockCommand> theNewtMessage;
KUInt32 theChallenge[2];
// Envoi de kDDesktopInfo
{
// Je dis que je suis NCU.
// Structure NewtonScript pour ce gros mensonge.
TDCLNSFrame theDesktopAppFrame;
// Tableau NewtonScript avec les informations.
TDCLNSArray theDesktopAppsArray;
// Le nom.
theDesktopAppFrame.Set(
"name",
TDCLNSRef::MakeString( "Newton Connection Utilities" ) );
// L'ID (2, c'est NCU)
theDesktopAppFrame.Set( "id", TDCLNSRef::MakeInt( 2 ) );
// La version.
theDesktopAppFrame.Set( "version", TDCLNSRef::MakeInt( 1 ) );
// Si on permet l'auto-dock.
// theDesktopAppFrame.Set( "doesAuto", TDCLNSRef::kTRUEREF );
// Cette structure va dans le tableau.
theDesktopAppsArray.Add( TDCLNSRef( theDesktopAppFrame ) );
// Le d�fi est constitu� de deux nombres al�atoires
// Il faut donc initialiser le g�n�rateur al�atoire.
time_t theTime;
(void) ::time( &theTime );
::srand( (unsigned int) theTime );
// On cr�e le d�fi.
TDCLDockCmdPassword::CreateChallenge( theChallenge );
// Et on envoie l'information.
// Cr�ation de la commande.
TDCLDockCmdDesktopInfo theDesktopInfoMessage(
theDesktopAppsArray,
theChallenge[0],
theChallenge[1],
true, // selective sync
TDCLDockCommand::kSettingUp_SType,
GetApplication()->GetFilesIntf()
->GetKind() );
// Envoi.
theDesktopInfoMessage.SendCommand( GetPipe() );
}
KUInt32 theNewtonChallenge[2];
// R�ception de kDNewtonInfo
{
theNewtMessage = TDCLDockCommand::ReceiveCommand( GetPipe() );
// V�rification que c'est bien une commande kDNewtonName.
if (theNewtMessage->GetCommand() != TDCLDockCommand::kDNewtonInfo)
{
// Duh!
// Je devrais regarder si ce n'est pas un message d'erreur venant
// du Newton (on ne sait jamais)
throw DCLUnexpDockCmd;
}
// C'est bien une structure TDCLDockCmdNewtonInfo
TDCLDockCmdNewtonInfo* theNewtonInfo =
(TDCLDockCmdNewtonInfo*) theNewtMessage.Get();
// Je sauvegarde la clef pour le DES.
theNewtonChallenge[0] = theNewtonInfo->GetChallenge()[0];
theNewtonChallenge[1] = theNewtonInfo->GetChallenge()[1];
// Lib�ration du message.
theNewtMessage.Delete();
}
// Envoi de kDWhichIcons.
{
// Cr�ation.
TDCLDockCmdSingleLong theWhichIconMessage(
TDCLDockCommand::kDWhichIcons, mIcons );
// Envoi.
theWhichIconMessage.SendCommand( GetPipe() );
}
// R�ception de kDResult.
{
theNewtMessage = TDCLDockCommand::ReceiveCommand( GetPipe() );
// V�rification que c'est bien une commande kDResult.
if (theNewtMessage->GetCommand() != TDCLDockCommand::kDResult)
{
// Duh!
throw DCLUnexpDockCmd;
}
// C'est bien une structure TDCLDockCmdSingleLong
TDCLDockCmdSingleLong* theResult =
(TDCLDockCmdSingleLong*) theNewtMessage.Get();
// On l�ve une exception si le code n'est pas 0.
KSInt32 theResultInt = (KSInt32) theResult->GetLong();
if (theResultInt)
{
throw DCLNewton( theResultInt );
}
// Lib�ration.
theNewtMessage.Delete();
}
// Envoi de kDSetTimeout.
{
// R�cup�ration de la temporisation de l'interface de
// communication.
long theTimeout = GetPipe()->GetTimeout();
if (theTimeout < 0)
{
// Valeur par d�faut.
theTimeout = kDefaultTimeout;
}
// Cr�ation.
TDCLDockCmdSingleLong theSetTimeoutMessage(
TDCLDockCommand::kDSetTimeout, (KUInt32) theTimeout );
// Envoi.
theSetTimeoutMessage.SendCommand( GetPipe() );
}
// R�cup�ration de la commande kDPassword.
// Le Newton a droit � 3 essais.
{
int indexAttempts;
for (indexAttempts = 0; indexAttempts < 3; indexAttempts++)
{
theNewtMessage = TDCLDockCommand::ReceiveCommand( GetPipe() );
// V�rification que c'est bien une commande kDPassword.
if (theNewtMessage->GetCommand() != TDCLDockCommand::kDPassword)
{
throw DCLUnexpDockCmd;
}
// C'est bien une structure TDCLDockCmdPassword.
TDCLDockCmdPassword* thePassword =
(TDCLDockCmdPassword*) theNewtMessage.Get();
// Je v�rifie le mot de passe.
Boolean correct =
thePassword->VerifyPassword( theChallenge, GetPassword() );
theNewtMessage.Delete(); // Lib�ration.
if (correct)
{
break;
}
// On dit au Newton qu'il a encore un essai ou pas.
if (indexAttempts < 2)
{
// Envoi de kRetryPassword_Err
TDCLDockCmdSingleLong theRetryPasswordCmd(
TDCLDockCommand::kDResult,
TDCLDockCommand::kRetryPassword_Err );
theRetryPasswordCmd.SendCommand( GetPipe() );
} else {
// Envoi de kBadPassword_Err
TDCLDockCmdSingleLong theRetryPasswordCmd(
TDCLDockCommand::kDResult,
TDCLDockCommand::kBadPassword_Err );
theRetryPasswordCmd.SendCommand( GetPipe() );
#warning fix this?
throw DCLBadDockCmd;
}
}
}
// Envoi de kDPassword.
{
TDCLDockCmdPassword thePasswordCmd(
theNewtonChallenge, GetPassword() );
thePasswordCmd.SendCommand( GetPipe() );
}
}
void CPipeState_Connecting::ProcessEvent(bool bRead,bool bWrite,bool bError)
{
EPipeConnFailedReason eReason = ePCFR_UNREACHABLE;
if(bError)
{
int nErrorCode;
socklen_t nLength=sizeof(nErrorCode);
int nResult;
nResult=getsockopt(m_Socket,SOL_SOCKET,SO_ERROR,reinterpret_cast<char*>(&nErrorCode),&nLength);
if(nResult)
{
stringstream strm;
strm<<"getsockopt failed with error code "<<nResult<<".";
GenErr(strm.str());
}
switch(nErrorCode)
{
case ECONNRESET:
case ECONNREFUSED:
eReason=ePCFR_REFUSED;
break;
case EADDRNOTAVAIL:
eReason=ePCFR_INVALIDADDR;
break;
case ECONNABORTED:
eReason=ePCFR_OSERROR;
break;
case ETIMEDOUT:
case ENOTCONN:
case EHOSTUNREACH:
case ENETUNREACH:
eReason=ePCFR_UNREACHABLE;
break;
default:
{
ostringstream strm;
strm<<"connect failed with error code:"<<nErrorCode;
GenErr(strm.str());
}
break;
}
CSyncPipe* pPipe=GetPipe();
new CPipeState_Disconnected(pPipe);
pPipe->AddEventConnectFailed(eReason);
return;
}
if(bWrite)
{
#ifndef _WIN32
int nErrorCode;
socklen_t nLength=sizeof(nErrorCode);
int nResult;
nResult=getsockopt(m_Socket,SOL_SOCKET,SO_ERROR,reinterpret_cast<char*>(&nErrorCode),&nLength);
if(nResult)
{
stringstream strm;
strm<<"getsockopt failed with error code "<<nResult<<".";
GenErr(strm.str());
}
switch(nErrorCode)
{
case 0:
{
#endif
SwitchToConnected();
return;
#ifndef _WIN32
}
case ECONNREFUSED:
eReason=ePCFR_REFUSED;
break;
case ETIMEDOUT:
eReason=ePCFR_TIMEDOUT;
break;
case EADDRNOTAVAIL:
eReason=ePCFR_INVALIDADDR;
break;
case EHOSTUNREACH:
case ENETUNREACH:
eReason=ePCFR_UNREACHABLE;
break;
default:
{
ostringstream strm;
strm<<"connect failed with error code:"<<nErrorCode;
GenErr(strm.str());
}
break;
}
CSyncPipe* pPipe=GetPipe();
new CPipeState_Disconnected(pPipe);
pPipe->AddEventConnectFailed(eReason);
return;
#endif
}
}
CPipeState_Connecting::CPipeState_Connecting(CSyncPipe* pPipe,const CAddress& Address,uint32& uResult)
:CPipeState_Busy(pPipe)
{
pPipe->m_OutBuffer.OutBufferClear();
pPipe->m_InBuffer.InBufferClear();
CPipeState* pState=GetPipe()->m_pState;
GetPipe()->m_pState=NULL;
delete pState;
GetPipe()->m_pState=this;
const SOCKET& Socket=m_Socket;
#ifdef _WIN32
SQR_TRY
{
m_Event.Create(Socket);
}
SQR_CATCH (exp)
{
LogExp(exp);
closesocket(m_Socket);
throw;
}
SQR_TRY_END;
#endif
Register();
sockaddr_in saiAddress;
::memset(&saiAddress,0,sizeof(saiAddress));
saiAddress.sin_addr.s_addr = inet_addr(Address.GetAddress());
saiAddress.sin_port = htons(static_cast<u_short>(Address.GetPort()));
saiAddress.sin_family = AF_INET;
//连接
int nResult;
nResult=connect(Socket,reinterpret_cast<sockaddr*>(&saiAddress),sizeof(sockaddr));
if(SOCKET_ERROR!=nResult)
{
uResult=0;
}
else
{
int nError=SocketGetLastError();
switch(nError)
{
#if defined(__linux__)
case EINPROGRESS:
#elif defined(_WIN32)
case EWOULDBLOCK:
#endif
uResult=1;
break;
#ifdef _WIN32
case ECONNABORTED://Windows下还真会出现这种情况
case ENOBUFS:
uResult=2;
GetPipe()->AddEventConnectFailed(ePCFR_OSERROR);
return;
#endif
case ECONNRESET:
case ECONNREFUSED:
uResult=2;
GetPipe()->AddEventConnectFailed(ePCFR_REFUSED);
return;
case ETIMEDOUT:
case ENETRESET:
case EHOSTUNREACH:
case ENETUNREACH:
uResult=2;
GetPipe()->AddEventConnectFailed(ePCFR_UNREACHABLE);
return;
default:
closesocket(m_Socket);
stringstream strm;
strm<<"connect failed with error code "<<nError<<".";
GenErr(strm.str());
}
}
m_RemoteAddress=Address;
}
DisplayError ResourceDefault::Prepare(Handle display_ctx, HWLayers *hw_layers) {
DisplayResourceContext *display_resource_ctx =
reinterpret_cast<DisplayResourceContext *>(display_ctx);
DisplayError error = kErrorNone;
const struct HWLayersInfo &layer_info = hw_layers->info;
HWBlockType hw_block_id = display_resource_ctx->hw_block_id;
DLOGV_IF(kTagResources, "==== Resource reserving start: hw_block = %d ====", hw_block_id);
if (layer_info.hw_layers.size() > 1) {
DLOGV_IF(kTagResources, "More than one FB layers");
return kErrorResources;
}
const Layer &layer = layer_info.hw_layers.at(0);
if (layer.composition != kCompositionGPUTarget) {
DLOGV_IF(kTagResources, "Not an FB layer");
return kErrorParameters;
}
error = Config(display_resource_ctx, hw_layers);
if (error != kErrorNone) {
DLOGV_IF(kTagResources, "Resource config failed");
return error;
}
for (uint32_t i = 0; i < num_pipe_; i++) {
if (src_pipes_[i].hw_block_id == hw_block_id && src_pipes_[i].owner == kPipeOwnerUserMode) {
src_pipes_[i].ResetState();
}
}
uint32_t left_index = num_pipe_;
uint32_t right_index = num_pipe_;
bool need_scale = false;
struct HWLayerConfig &layer_config = hw_layers->config[0];
HWPipeInfo *left_pipe = &layer_config.left_pipe;
HWPipeInfo *right_pipe = &layer_config.right_pipe;
// left pipe is needed
if (left_pipe->valid) {
need_scale = IsScalingNeeded(left_pipe);
left_index = GetPipe(hw_block_id, need_scale);
if (left_index >= num_pipe_) {
DLOGV_IF(kTagResources, "Get left pipe failed: hw_block_id = %d, need_scale = %d",
hw_block_id, need_scale);
ResourceStateLog();
goto CleanupOnError;
}
}
error = SetDecimationFactor(left_pipe);
if (error != kErrorNone) {
goto CleanupOnError;
}
if (!right_pipe->valid) {
// assign single pipe
if (left_index < num_pipe_) {
left_pipe->pipe_id = src_pipes_[left_index].mdss_pipe_id;
}
DLOGV_IF(kTagResources, "1 pipe acquired for FB layer, left_pipe = %x", left_pipe->pipe_id);
return kErrorNone;
}
need_scale = IsScalingNeeded(right_pipe);
right_index = GetPipe(hw_block_id, need_scale);
if (right_index >= num_pipe_) {
DLOGV_IF(kTagResources, "Get right pipe failed: hw_block_id = %d, need_scale = %d", hw_block_id,
need_scale);
ResourceStateLog();
goto CleanupOnError;
}
if (src_pipes_[right_index].priority < src_pipes_[left_index].priority) {
// Swap pipe based on priority
std::swap(left_index, right_index);
}
// assign dual pipes
left_pipe->pipe_id = src_pipes_[left_index].mdss_pipe_id;
right_pipe->pipe_id = src_pipes_[right_index].mdss_pipe_id;
error = SetDecimationFactor(right_pipe);
if (error != kErrorNone) {
goto CleanupOnError;
}
DLOGV_IF(kTagResources, "2 pipes acquired for FB layer, left_pipe = %x, right_pipe = %x",
left_pipe->pipe_id, right_pipe->pipe_id);
return kErrorNone;
CleanupOnError:
DLOGV_IF(kTagResources, "Resource reserving failed! hw_block = %d", hw_block_id);
return kErrorResources;
}
bool CConnClient::IsConnected()const
{
return GetPipe()->IsConnected() && m_bGlobalTimeSynced;
}