void GuestFsObjInfo::FinalRelease(void)
{
LogFlowThisFuncEnter();
uninit();
BaseFinalRelease();
LogFlowThisFuncLeave();
}
/**
* Uninitializes the Session object.
*
* @note Locks this object for writing.
*/
void Session::uninit()
{
LogFlowThisFuncEnter();
/* Enclose the state transition Ready->InUninit->NotReady */
AutoUninitSpan autoUninitSpan(this);
if (autoUninitSpan.uninitDone())
{
LogFlowThisFunc(("Already uninitialized.\n"));
LogFlowThisFuncLeave();
return;
}
/* close() needs write lock */
AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
if (mState != SessionState_Unlocked)
{
Assert(mState == SessionState_Locked ||
mState == SessionState_Spawning);
HRESULT rc = unlockMachine(true /* aFinalRelease */, false /* aFromServer */);
AssertComRC(rc);
}
LogFlowThisFuncLeave();
}
int GuestObject::sendCommand(uint32_t uFunction,
uint32_t uParms, PVBOXHGCMSVCPARM paParms)
{
LogFlowThisFuncEnter();
#ifndef VBOX_GUESTCTRL_TEST_CASE
ComObjPtr<Console> pConsole = mConsole;
Assert(!pConsole.isNull());
/* Forward the information to the VMM device. */
VMMDev *pVMMDev = pConsole->getVMMDev();
AssertPtr(pVMMDev);
LogFlowThisFunc(("uFunction=%RU32, uParms=%RU32\n", uFunction, uParms));
int vrc = pVMMDev->hgcmHostCall(HGCMSERVICE_NAME, uFunction, uParms, paParms);
if (RT_FAILURE(vrc))
{
/** @todo What to do here? */
}
#else
/* Not needed within testcases. */
int vrc = VINF_SUCCESS;
#endif
LogFlowFuncLeaveRC(vrc);
return vrc;
}
STDMETHODIMP Session::GetRemoteConsole(IConsole **aConsole)
{
LogFlowThisFuncEnter();
AssertReturn(aConsole, E_POINTER);
AutoCaller autoCaller(this);
AssertComRCReturn(autoCaller.rc(), autoCaller.rc());
AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
AssertReturn(mState != SessionState_Unlocked, VBOX_E_INVALID_VM_STATE);
AssertMsgReturn(mType == SessionType_WriteLock && !!mConsole,
("This is not a direct session!\n"),
VBOX_E_INVALID_OBJECT_STATE);
/* return a failure if the session already transitioned to Closing
* but the server hasn't processed Machine::OnSessionEnd() yet. */
if (mState != SessionState_Locked)
return VBOX_E_INVALID_VM_STATE;
mConsole.queryInterfaceTo(aConsole);
LogFlowThisFuncLeave();
return S_OK;
}
void NetworkAdapter::updateBandwidthGroup(BandwidthGroup *aBwGroup)
{
LogFlowThisFuncEnter();
Assert(isWriteLockOnCurrentThread());
ComObjPtr<BandwidthGroup> pOldBwGroup;
if (!mData->mBandwidthGroup.isEmpty())
{
HRESULT hrc = mParent->getBandwidthGroup(mData->mBandwidthGroup, pOldBwGroup, false /* fSetError */);
NOREF(hrc);
Assert(SUCCEEDED(hrc)); /* This is not allowed to fail because the existence of the group was checked when it was attached. */
}
mData.backup();
if (!pOldBwGroup.isNull())
{
pOldBwGroup->release();
mData->mBandwidthGroup = Utf8Str::Empty;
}
if (aBwGroup)
{
mData->mBandwidthGroup = aBwGroup->getName();
aBwGroup->reference();
}
LogFlowThisFuncLeave();
}
// Wrapped IGuestFile methods
/////////////////////////////////////////////////////////////////////////////
HRESULT GuestFile::close()
{
LogFlowThisFuncEnter();
/* Close file on guest. */
int guestRc;
int rc = i_closeFile(&guestRc);
/* On failure don't return here, instead do all the cleanup
* work first and then return an error. */
AssertPtr(mSession);
int rc2 = mSession->i_fileRemoveFromList(this);
if (RT_SUCCESS(rc))
rc = rc2;
if (RT_FAILURE(rc))
{
if (rc == VERR_GSTCTL_GUEST_ERROR)
return GuestFile::i_setErrorExternal(this, guestRc);
return setError(VBOX_E_IPRT_ERROR,
tr("Closing guest file failed with %Rrc\n"), rc);
}
LogFlowThisFunc(("Returning rc=%Rrc\n", rc));
return S_OK;
}
HRESULT GuestFile::writeAt(LONG64 aOffset, const std::vector<BYTE> &aData, ULONG aTimeoutMS, ULONG *aWritten)
{
LogFlowThisFuncEnter();
HRESULT hr = S_OK;
uint32_t cbData = (uint32_t)aData.size();
void *pvData = cbData > 0? (void *)&aData.front(): NULL;
int vrc = i_writeData(aTimeoutMS, pvData, cbData,
(uint32_t*)aWritten);
if (RT_FAILURE(vrc))
{
switch (vrc)
{
default:
hr = setError(VBOX_E_IPRT_ERROR,
tr("Writing %zubytes to file \"%s\" (at offset %RU64) failed: %Rrc"),
aData.size(), mData.mOpenInfo.mFileName.c_str(), aOffset, vrc);
break;
}
}
LogFlowFuncLeaveRC(vrc);
return hr;
}
/**
* Initializes the Session object.
*/
HRESULT Session::init()
{
/* Enclose the state transition NotReady->InInit->Ready */
AutoInitSpan autoInitSpan(this);
AssertReturn(autoInitSpan.isOk(), E_FAIL);
LogFlowThisFuncEnter();
mState = SessionState_Unlocked;
mType = SessionType_Null;
#if defined(RT_OS_WINDOWS)
mIPCSem = NULL;
mIPCThreadSem = NULL;
#elif defined(RT_OS_OS2)
mIPCThread = NIL_RTTHREAD;
mIPCThreadSem = NIL_RTSEMEVENT;
#elif defined(VBOX_WITH_SYS_V_IPC_SESSION_WATCHER)
mIPCSem = -1;
#else
# error "Port me!"
#endif
/* Confirm a successful initialization when it's the case */
autoInitSpan.setSucceeded();
LogFlowThisFuncLeave();
return S_OK;
}
void MediumAttachment::FinalRelease()
{
LogFlowThisFuncEnter();
uninit();
BaseFinalRelease();
LogFlowThisFuncLeave();
}
STDMETHODIMP NetworkAdapter::COMGETTER(BandwidthGroup)(IBandwidthGroup **aBwGroup)
{
LogFlowThisFuncEnter();
CheckComArgOutPointerValid(aBwGroup);
HRESULT hrc = S_OK;
AutoCaller autoCaller(this);
if (FAILED(autoCaller.rc())) return autoCaller.rc();
AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
if (mData->mBandwidthGroup.isNotEmpty())
{
ComObjPtr<BandwidthGroup> pBwGroup;
hrc = mParent->getBandwidthGroup(mData->mBandwidthGroup, pBwGroup, true /* fSetError */);
Assert(SUCCEEDED(hrc)); /* This is not allowed to fail because the existence of the group was checked when it was attached. */
if (SUCCEEDED(hrc))
pBwGroup.queryInterfaceTo(aBwGroup);
}
LogFlowThisFuncLeave();
return hrc;
}
STDMETHODIMP GuestDirectory::Close(void)
{
#ifndef VBOX_WITH_GUEST_CONTROL
ReturnComNotImplemented();
#else
LogFlowThisFuncEnter();
AutoCaller autoCaller(this);
if (FAILED(autoCaller.rc())) return autoCaller.rc();
AssertPtr(mData.mSession);
int rc = mData.mSession->directoryRemoveFromList(this);
mData.mProcessTool.Terminate();
/*
* Release autocaller before calling uninit.
*/
autoCaller.release();
uninit();
LogFlowFuncLeaveRC(rc);
return S_OK;
#endif /* VBOX_WITH_GUEST_CONTROL */
}
/**
* Closes the object's internal handles (to files / ...).
*
*/
void DnDURIObject::closeInternal(void)
{
LogFlowThisFuncEnter();
switch (m_enmType)
{
case Type_File:
{
RTFileClose(u.File.hFile);
u.File.hFile = NIL_RTFILE;
RT_ZERO(u.File.objInfo);
break;
}
case Type_Directory:
{
RTDirClose(u.Dir.hDir);
u.Dir.hDir = NIL_RTDIR;
RT_ZERO(u.Dir.objInfo);
break;
}
default:
break;
}
}
UIDnDMIMEData::UIDnDMIMEData(UIDnDHandler *pDnDHandler,
QStringList lstFormats, Qt::DropAction defAction, Qt::DropActions actions)
: m_pDnDHandler(pDnDHandler)
, m_lstFormats(lstFormats)
, m_defAction(defAction)
, m_curAction(Qt::IgnoreAction)
, m_actions(actions)
, m_enmState(Dragging)
, m_vaData(QVariant::Invalid)
#ifdef RT_OS_DARWIN
, m_fCanDrop(false)
#endif
{
LogFlowThisFuncEnter();
#ifdef DEBUG
LogFlowFunc(("Number of formats: %d\n", m_lstFormats.size()));
for (int i = 0; i < m_lstFormats.size(); i++)
LogFlowFunc(("\tFormat %d: %s\n", i, m_lstFormats.at(i).toAscii().constData()));
#endif
#ifdef RT_OS_DARWIN
connect(this, SIGNAL(notifyDropped()), this, SLOT(sltDropped()));
#endif
}
void GuestDirectory::FinalRelease(void)
{
LogFlowThisFuncEnter();
uninit();
BaseFinalRelease();
LogFlowThisFuncLeave();
}
STDMETHODIMP GuestFile::WriteAt(LONG64 aOffset, ComSafeArrayIn(BYTE, aData), ULONG aTimeoutMS, ULONG *aWritten)
{
#ifndef VBOX_WITH_GUEST_CONTROL
ReturnComNotImplemented();
#else
LogFlowThisFuncEnter();
CheckComArgSafeArrayNotNull(aData);
CheckComArgOutPointerValid(aWritten);
AutoCaller autoCaller(this);
if (FAILED(autoCaller.rc())) return autoCaller.rc();
HRESULT hr = S_OK;
com::SafeArray<BYTE> data(ComSafeArrayInArg(aData));
int vrc = writeData(aTimeoutMS, data.raw(), (uint32_t)data.size(),
(uint32_t*)aWritten);
if (RT_FAILURE(vrc))
{
switch (vrc)
{
default:
hr = setError(VBOX_E_IPRT_ERROR,
tr("Writing %zubytes to file \"%s\" (at offset %RU64) failed: %Rrc"),
data.size(), mData.mOpenInfo.mFileName.c_str(), aOffset, vrc);
break;
}
}
LogFlowFuncLeaveRC(vrc);
return hr;
#endif /* VBOX_WITH_GUEST_CONTROL */
}
STDMETHODIMP GuestFile::Close(void)
{
#ifndef VBOX_WITH_GUEST_CONTROL
ReturnComNotImplemented();
#else
LogFlowThisFuncEnter();
AutoCaller autoCaller(this);
if (FAILED(autoCaller.rc())) return autoCaller.rc();
/* Close file on guest. */
int guestRc;
int rc = closeFile(&guestRc);
/* On failure don't return here, instead do all the cleanup
* work first and then return an error. */
AssertPtr(mSession);
int rc2 = mSession->fileRemoveFromList(this);
if (RT_SUCCESS(rc))
rc = rc2;
if (RT_FAILURE(rc))
{
if (rc == VERR_GSTCTL_GUEST_ERROR)
return GuestFile::setErrorExternal(this, guestRc);
return setError(VBOX_E_IPRT_ERROR,
tr("Closing guest file failed with %Rrc\n"), rc);
}
LogFlowThisFunc(("Returning rc=%Rrc\n", rc));
return S_OK;
#endif /* VBOX_WITH_GUEST_CONTROL */
}
void GuestDnDSource::FinalRelease(void)
{
LogFlowThisFuncEnter();
uninit();
BaseFinalRelease();
LogFlowThisFuncLeave();
}
void GuestDnDResponse::reset(void)
{
LogFlowThisFuncEnter();
m_defAction = 0;
m_allActions = 0;
m_lstFormats.clear();
}
/**
* @note XPCOM: when this method is not called on the main XPCOM thread, it
* simply blocks the thread until mCompletedSem is signalled. If the
* thread has its own event queue (hmm, what for?) that it must run, then
* calling this method will definitely freeze event processing.
*/
STDMETHODIMP Progress::WaitForOperationCompletion(ULONG aOperation, LONG aTimeout)
{
LogFlowThisFuncEnter();
LogFlowThisFunc(("aOperation=%d, aTimeout=%d\n", aOperation, aTimeout));
AutoCaller autoCaller(this);
if (FAILED(autoCaller.rc())) return autoCaller.rc();
AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
CheckComArgExpr(aOperation, aOperation < m_cOperations);
/* if we're already completed or if the given operation is already done,
* then take a shortcut */
if ( !mCompleted
&& aOperation >= m_ulCurrentOperation)
{
int vrc = VINF_SUCCESS;
bool fForever = aTimeout < 0;
int64_t timeLeft = aTimeout;
int64_t lastTime = RTTimeMilliTS();
while ( !mCompleted && aOperation >= m_ulCurrentOperation
&& (fForever || timeLeft > 0))
{
mWaitersCount ++;
alock.release();
vrc = RTSemEventMultiWait(mCompletedSem,
fForever ? RT_INDEFINITE_WAIT : (unsigned) timeLeft);
alock.acquire();
mWaitersCount--;
/* the last waiter resets the semaphore */
if (mWaitersCount == 0)
RTSemEventMultiReset(mCompletedSem);
if (RT_FAILURE(vrc) && vrc != VERR_TIMEOUT)
break;
if (!fForever)
{
int64_t now = RTTimeMilliTS();
timeLeft -= now - lastTime;
lastTime = now;
}
}
if (RT_FAILURE(vrc) && vrc != VERR_TIMEOUT)
return setError(E_FAIL,
tr("Failed to wait for the operation completion (%Rrc)"),
vrc);
}
LogFlowThisFuncLeave();
return S_OK;
}
void GuestBase::baseUninit(void)
{
LogFlowThisFuncEnter();
int rc = RTCritSectDelete(&mWaitEventCritSect);
LogFlowFuncLeaveRC(rc);
/* No return value. */
}
HRESULT MediumAttachment::getPort(LONG *aPort)
{
LogFlowThisFuncEnter();
/* m->bd->port is constant during life time, no need to lock */
*aPort = m->bd->mData.lPort;
LogFlowThisFuncLeave();
return S_OK;
}
HRESULT GuestFile::getStatus(FileStatus_T *aStatus)
{
LogFlowThisFuncEnter();
AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
*aStatus = mData.mStatus;
return S_OK;
}
HRESULT MediumAttachment::getType(DeviceType_T *aType)
{
LogFlowThisFuncEnter();
/* m->bd->type is constant during life time, no need to lock */
*aType = m->bd->mData.deviceType;
LogFlowThisFuncLeave();
return S_OK;
}
HRESULT Guest::getEventSource(ComPtr<IEventSource> &aEventSource)
{
LogFlowThisFuncEnter();
/* No need to lock - lifetime constant. */
mEventSource.queryInterfaceTo(aEventSource.asOutParam());
LogFlowFuncLeaveRC(S_OK);
return S_OK;
}
HRESULT MediumAttachment::getController(com::Utf8Str &aController)
{
LogFlowThisFuncEnter();
/* m->controller is constant during life time, no need to lock */
aController = Utf8Str(m->bd->strControllerName);
LogFlowThisFuncLeave();
return S_OK;
}
HRESULT MediumAttachment::getDevice(LONG *aDevice)
{
LogFlowThisFuncEnter();
/* m->bd->device is constant during life time, no need to lock */
*aDevice = m->bd->mData.lDevice;
LogFlowThisFuncLeave();
return S_OK;
}
HRESULT MediumAttachment::getDiscard(BOOL *aDiscard)
{
LogFlowThisFuncEnter();
AutoReadLock lock(this COMMA_LOCKVAL_SRC_POS);
*aDiscard = m->bd->mData.fDiscard;
LogFlowThisFuncLeave();
return S_OK;
}
void MediumAttachment::i_updateBandwidthGroup(const Utf8Str &aBandwidthGroup)
{
LogFlowThisFuncEnter();
Assert(isWriteLockOnCurrentThread());
Assert(!m->pMachine->i_isSnapshotMachine());
m->bd.backup();
m->bd->mData.strBwGroup = aBandwidthGroup;
LogFlowThisFuncLeave();
}
HRESULT MediumAttachment::getHotPluggable(BOOL *aHotPluggable)
{
LogFlowThisFuncEnter();
AutoReadLock lock(this COMMA_LOCKVAL_SRC_POS);
*aHotPluggable = m->bd->mData.fHotPluggable;
LogFlowThisFuncLeave();
return S_OK;
}
int GuestFile::openFile(uint32_t uTimeoutMS, int *pGuestRc)
{
LogFlowThisFuncEnter();
AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
LogFlowThisFunc(("strFile=%s, strOpenMode=%s, strDisposition=%s, uCreationMode=%RU32, uOffset=%RU64\n",
mData.mOpenInfo.mFileName.c_str(), mData.mOpenInfo.mOpenMode.c_str(),
mData.mOpenInfo.mDisposition.c_str(), mData.mOpenInfo.mCreationMode, mData.mOpenInfo.mInitialOffset));
int vrc;
GuestWaitEvent *pEvent = NULL;
GuestEventTypes eventTypes;
try
{
eventTypes.push_back(VBoxEventType_OnGuestFileStateChanged);
vrc = registerWaitEvent(eventTypes, &pEvent);
}
catch (std::bad_alloc)
{
vrc = VERR_NO_MEMORY;
}
if (RT_FAILURE(vrc))
return vrc;
/* Prepare HGCM call. */
VBOXHGCMSVCPARM paParms[8];
int i = 0;
paParms[i++].setUInt32(pEvent->ContextID());
paParms[i++].setPointer((void*)mData.mOpenInfo.mFileName.c_str(),
(ULONG)mData.mOpenInfo.mFileName.length() + 1);
paParms[i++].setPointer((void*)mData.mOpenInfo.mOpenMode.c_str(),
(ULONG)mData.mOpenInfo.mOpenMode.length() + 1);
paParms[i++].setPointer((void*)mData.mOpenInfo.mDisposition.c_str(),
(ULONG)mData.mOpenInfo.mDisposition.length() + 1);
paParms[i++].setPointer((void*)mData.mOpenInfo.mSharingMode.c_str(),
(ULONG)mData.mOpenInfo.mSharingMode.length() + 1);
paParms[i++].setUInt32(mData.mOpenInfo.mCreationMode);
paParms[i++].setUInt64(mData.mOpenInfo.mInitialOffset);
alock.release(); /* Drop write lock before sending. */
vrc = sendCommand(HOST_FILE_OPEN, i, paParms);
if (RT_SUCCESS(vrc))
vrc = waitForStatusChange(pEvent, uTimeoutMS,
NULL /* FileStatus */, pGuestRc);
unregisterWaitEvent(pEvent);
LogFlowFuncLeaveRC(vrc);
return vrc;
}
