MachineImpl.h@ 62141

Last change on this file since 62141 was 62141, checked in by vboxsync, 8 years ago
Main: fixed a few small memory leaks
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 68.9 KB

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1	/* $Id: MachineImpl.h 62141 2016-07-08 15:25:44Z vboxsync $ */
2	/** @file
3	* Implementation of IMachine in VBoxSVC - Header.
4	*/
5
6	/*
7	* Copyright (C) 2006-2016 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18	#ifndef ____H_MACHINEIMPL
19	#define ____H_MACHINEIMPL
20
21	#include "AuthLibrary.h"
22	#include "VirtualBoxBase.h"
23	#include "SnapshotImpl.h"
24	#include "ProgressImpl.h"
25	#include "VRDEServerImpl.h"
26	#include "MediumAttachmentImpl.h"
27	#include "PCIDeviceAttachmentImpl.h"
28	#include "MediumLock.h"
29	#include "NetworkAdapterImpl.h"
30	#include "AudioAdapterImpl.h"
31	#include "SerialPortImpl.h"
32	#include "ParallelPortImpl.h"
33	#include "BIOSSettingsImpl.h"
34	#include "StorageControllerImpl.h" // required for MachineImpl.h to compile on Windows
35	#include "USBControllerImpl.h" // required for MachineImpl.h to compile on Windows
36	#include "BandwidthControlImpl.h"
37	#include "BandwidthGroupImpl.h"
38	#ifdef VBOX_WITH_RESOURCE_USAGE_API
39	#include "Performance.h"
40	#include "PerformanceImpl.h"
41	#endif /* VBOX_WITH_RESOURCE_USAGE_API */
42
43	// generated header
44	#include "SchemaDefs.h"
45
46	#include "VBox/com/ErrorInfo.h"
47
48	#include <iprt/file.h>
49	#include <iprt/thread.h>
50	#include <iprt/time.h>
51
52	#include <list>
53	#include <vector>
54
55	#include "MachineWrap.h"
56
57	/** @todo r=klaus after moving the various Machine settings structs to
58	* MachineImpl.cpp it should be possible to eliminate this include. */
59	#include <VBox/settings.h>
60
61	// defines
62	////////////////////////////////////////////////////////////////////////////////
63
64	// helper declarations
65	////////////////////////////////////////////////////////////////////////////////
66
67	class Progress;
68	class ProgressProxy;
69	class Keyboard;
70	class Mouse;
71	class Display;
72	class MachineDebugger;
73	class USBController;
74	class USBDeviceFilters;
75	class Snapshot;
76	class SharedFolder;
77	class HostUSBDevice;
78	class StorageController;
79	class SessionMachine;
80
81	// Machine class
82	////////////////////////////////////////////////////////////////////////////////
83	//
84	class ATL_NO_VTABLE Machine :
85	public MachineWrap
86	{
87
88	public:
89
90	enum StateDependency
91	{
92	AnyStateDep = 0,
93	MutableStateDep,
94	MutableOrSavedStateDep,
95	MutableOrRunningStateDep,
96	MutableOrSavedOrRunningStateDep,
97	};
98
99	/**
100	* Internal machine data.
101	*
102	* Only one instance of this data exists per every machine -- it is shared
103	* by the Machine, SessionMachine and all SnapshotMachine instances
104	* associated with the given machine using the util::Shareable template
105	* through the mData variable.
106	*
107	* @note \|const\| members are persistent during lifetime so can be
108	* accessed without locking.
109	*
110	* @note There is no need to lock anything inside init() or uninit()
111	* methods, because they are always serialized (see AutoCaller).
112	*/
113	struct Data
114	{
115	/**
116	* Data structure to hold information about sessions opened for the
117	* given machine.
118	*/
119	struct Session
120	{
121	/** Type of lock which created this session */
122	LockType_T mLockType;
123
124	/** Control of the direct session opened by lockMachine() */
125	ComPtr<IInternalSessionControl> mDirectControl;
126
127	typedef std::list<ComPtr<IInternalSessionControl> > RemoteControlList;
128
129	/** list of controls of all opened remote sessions */
130	RemoteControlList mRemoteControls;
131
132	/** launchVMProcess() and OnSessionEnd() progress indicator */
133	ComObjPtr<ProgressProxy> mProgress;
134
135	/**
136	* PID of the session object that must be passed to openSession()
137	* to finalize the launchVMProcess() request (i.e., PID of the
138	* process created by launchVMProcess())
139	*/
140	RTPROCESS mPID;
141
142	/** Current session state */
143	SessionState_T mState;
144
145	/** Session name string (of the primary session) */
146	Utf8Str mName;
147
148	/** Session machine object */
149	ComObjPtr<SessionMachine> mMachine;
150
151	/** Medium object lock collection. */
152	MediumLockListMap mLockedMedia;
153	};
154
155	Data();
156	~Data();
157
158	const Guid mUuid;
159	BOOL mRegistered;
160
161	Utf8Str m_strConfigFile;
162	Utf8Str m_strConfigFileFull;
163
164	// machine settings XML file
165	settings::MachineConfigFile *pMachineConfigFile;
166	uint32_t flModifications;
167	bool m_fAllowStateModification;
168
169	BOOL mAccessible;
170	com::ErrorInfo mAccessError;
171
172	MachineState_T mMachineState;
173	RTTIMESPEC mLastStateChange;
174
175	/* Note: These are guarded by VirtualBoxBase::stateLockHandle() */
176	uint32_t mMachineStateDeps;
177	RTSEMEVENTMULTI mMachineStateDepsSem;
178	uint32_t mMachineStateChangePending;
179
180	BOOL mCurrentStateModified;
181	/** Guest properties have been modified and need saving since the
182	* machine was started, or there are transient properties which need
183	* deleting and the machine is being shut down. */
184	BOOL mGuestPropertiesModified;
185
186	Session mSession;
187
188	ComObjPtr<Snapshot> mFirstSnapshot;
189	ComObjPtr<Snapshot> mCurrentSnapshot;
190
191	// list of files to delete in Delete(); this list is filled by Unregister()
192	std::list<Utf8Str> llFilesToDelete;
193	};
194
195	/**
196	* Saved state data.
197	*
198	* It's actually only the state file path string, but it needs to be
199	* separate from Data, because Machine and SessionMachine instances
200	* share it, while SnapshotMachine does not.
201	*
202	* The data variable is \|mSSData\|.
203	*/
204	struct SSData
205	{
206	Utf8Str strStateFilePath;
207	};
208
209	/**
210	* User changeable machine data.
211	*
212	* This data is common for all machine snapshots, i.e. it is shared
213	* by all SnapshotMachine instances associated with the given machine
214	* using the util::Backupable template through the \|mUserData\| variable.
215	*
216	* SessionMachine instances can alter this data and discard changes.
217	*
218	* @note There is no need to lock anything inside init() or uninit()
219	* methods, because they are always serialized (see AutoCaller).
220	*/
221	struct UserData
222	{
223	settings::MachineUserData s;
224	};
225
226	/**
227	* Hardware data.
228	*
229	* This data is unique for a machine and for every machine snapshot.
230	* Stored using the util::Backupable template in the \|mHWData\| variable.
231	*
232	* SessionMachine instances can alter this data and discard changes.
233	*/
234	struct HWData
235	{
236	/**
237	* Data structure to hold information about a guest property.
238	*/
239	struct GuestProperty {
240	/** Property value */
241	Utf8Str strValue;
242	/** Property timestamp */
243	LONG64 mTimestamp;
244	/** Property flags */
245	ULONG mFlags;
246	};
247
248	HWData();
249	~HWData();
250
251	Bstr mHWVersion;
252	Guid mHardwareUUID; /*< If Null, use mData.mUuid. /
253	ULONG mMemorySize;
254	ULONG mMemoryBalloonSize;
255	BOOL mPageFusionEnabled;
256	GraphicsControllerType_T mGraphicsControllerType;
257	ULONG mVRAMSize;
258	ULONG mVideoCaptureWidth;
259	ULONG mVideoCaptureHeight;
260	ULONG mVideoCaptureRate;
261	ULONG mVideoCaptureFPS;
262	ULONG mVideoCaptureMaxTime;
263	ULONG mVideoCaptureMaxFileSize;
264	Utf8Str mVideoCaptureOptions;
265	Utf8Str mVideoCaptureFile;
266	BOOL mVideoCaptureEnabled;
267	BOOL maVideoCaptureScreens[SchemaDefs::MaxGuestMonitors];
268	ULONG mMonitorCount;
269	BOOL mHWVirtExEnabled;
270	BOOL mHWVirtExNestedPagingEnabled;
271	BOOL mHWVirtExLargePagesEnabled;
272	BOOL mHWVirtExVPIDEnabled;
273	BOOL mHWVirtExUXEnabled;
274	BOOL mHWVirtExForceEnabled;
275	BOOL mAccelerate2DVideoEnabled;
276	BOOL mPAEEnabled;
277	settings::Hardware::LongModeType mLongMode;
278	BOOL mTripleFaultReset;
279	BOOL mAPIC;
280	BOOL mX2APIC;
281	ULONG mCPUCount;
282	BOOL mCPUHotPlugEnabled;
283	ULONG mCpuExecutionCap;
284	uint32_t mCpuIdPortabilityLevel;
285	Utf8Str mCpuProfile;
286	BOOL mAccelerate3DEnabled;
287	BOOL mHPETEnabled;
288
289	BOOL mCPUAttached[SchemaDefs::MaxCPUCount];
290
291	settings::CpuIdLeaf mCpuIdStdLeafs[11];
292	settings::CpuIdLeaf mCpuIdExtLeafs[11];
293
294	DeviceType_T mBootOrder[SchemaDefs::MaxBootPosition];
295
296	typedef std::list<ComObjPtr<SharedFolder> > SharedFolderList;
297	SharedFolderList mSharedFolders;
298
299	ClipboardMode_T mClipboardMode;
300	DnDMode_T mDnDMode;
301
302	typedef std::map<Utf8Str, GuestProperty> GuestPropertyMap;
303	GuestPropertyMap mGuestProperties;
304
305	FirmwareType_T mFirmwareType;
306	KeyboardHIDType_T mKeyboardHIDType;
307	PointingHIDType_T mPointingHIDType;
308	ChipsetType_T mChipsetType;
309	ParavirtProvider_T mParavirtProvider;
310	Utf8Str mParavirtDebug;
311	BOOL mEmulatedUSBCardReaderEnabled;
312
313	BOOL mIOCacheEnabled;
314	ULONG mIOCacheSize;
315
316	typedef std::list<ComObjPtr<PCIDeviceAttachment> > PCIDeviceAssignmentList;
317	PCIDeviceAssignmentList mPCIDeviceAssignments;
318
319	settings::Debugging mDebugging;
320	settings::Autostart mAutostart;
321
322	Utf8Str mDefaultFrontend;
323	};
324
325	/**
326	* Hard disk and other media data.
327	*
328	* The usage policy is the same as for HWData, but a separate structure
329	* is necessary because hard disk data requires different procedures when
330	* taking or deleting snapshots, etc.
331	*
332	* The data variable is \|mMediaData\|.
333	*/
334	struct MediaData
335	{
336	MediaData();
337	~MediaData();
338
339	typedef std::list<ComObjPtr<MediumAttachment> > AttachmentList;
340	AttachmentList mAttachments;
341	};
342
343	DECLARE_EMPTY_CTOR_DTOR(Machine)
344
345	HRESULT FinalConstruct();
346	void FinalRelease();
347
348	// public initializer/uninitializer for internal purposes only:
349
350	// initializer for creating a new, empty machine
351	HRESULT init(VirtualBox *aParent,
352	const Utf8Str &strConfigFile,
353	const Utf8Str &strName,
354	const StringsList &llGroups,
355	GuestOSType *aOsType,
356	const Guid &aId,
357	bool fForceOverwrite,
358	bool fDirectoryIncludesUUID);
359
360	// initializer for loading existing machine XML (either registered or not)
361	HRESULT initFromSettings(VirtualBox *aParent,
362	const Utf8Str &strConfigFile,
363	const Guid *aId);
364
365	// initializer for machine config in memory (OVF import)
366	HRESULT init(VirtualBox *aParent,
367	const Utf8Str &strName,
368	const settings::MachineConfigFile &config);
369
370	void uninit();
371
372	#ifdef VBOX_WITH_RESOURCE_USAGE_API
373	// Needed from VirtualBox, for the delayed metrics cleanup.
374	void i_unregisterMetrics(PerformanceCollector aCollector, Machine aMachine);
375	#endif /* VBOX_WITH_RESOURCE_USAGE_API */
376
377	protected:
378	HRESULT initImpl(VirtualBox *aParent,
379	const Utf8Str &strConfigFile);
380	HRESULT initDataAndChildObjects();
381	HRESULT i_registeredInit();
382	HRESULT i_tryCreateMachineConfigFile(bool fForceOverwrite);
383	void uninitDataAndChildObjects();
384
385	public:
386
387
388	// public methods only for internal purposes
389
390	virtual bool i_isSnapshotMachine() const
391	{
392	return false;
393	}
394
395	virtual bool i_isSessionMachine() const
396	{
397	return false;
398	}
399
400	/**
401	* Override of the default locking class to be used for validating lock
402	* order with the standard member lock handle.
403	*/
404	virtual VBoxLockingClass getLockingClass() const
405	{
406	return LOCKCLASS_MACHINEOBJECT;
407	}
408
409	/// @todo (dmik) add lock and make non-inlined after revising classes
410	// that use it. Note: they should enter Machine lock to keep the returned
411	// information valid!
412	bool i_isRegistered() { return !!mData->mRegistered; }
413
414	// unsafe inline public methods for internal purposes only (ensure there is
415	// a caller and a read lock before calling them!)
416
417	/**
418	* Returns the VirtualBox object this machine belongs to.
419	*
420	* @note This method doesn't check this object's readiness. Intended to be
421	* used by ready Machine children (whose readiness is bound to the parent's
422	* one) or after doing addCaller() manually.
423	*/
424	VirtualBox* i_getVirtualBox() const { return mParent; }
425
426	/**
427	* Checks if this machine is accessible, without attempting to load the
428	* config file.
429	*
430	* @note This method doesn't check this object's readiness. Intended to be
431	* used by ready Machine children (whose readiness is bound to the parent's
432	* one) or after doing addCaller() manually.
433	*/
434	bool i_isAccessible() const { return !!mData->mAccessible; }
435
436	/**
437	* Returns this machine ID.
438	*
439	* @note This method doesn't check this object's readiness. Intended to be
440	* used by ready Machine children (whose readiness is bound to the parent's
441	* one) or after adding a caller manually.
442	*/
443	const Guid& i_getId() const { return mData->mUuid; }
444
445	/**
446	* Returns the snapshot ID this machine represents or an empty UUID if this
447	* instance is not SnapshotMachine.
448	*
449	* @note This method doesn't check this object's readiness. Intended to be
450	* used by ready Machine children (whose readiness is bound to the parent's
451	* one) or after adding a caller manually.
452	*/
453	inline const Guid& i_getSnapshotId() const;
454
455	/**
456	* Returns this machine's full settings file path.
457	*
458	* @note This method doesn't lock this object or check its readiness.
459	* Intended to be used only after doing addCaller() manually and locking it
460	* for reading.
461	*/
462	const Utf8Str& i_getSettingsFileFull() const { return mData->m_strConfigFileFull; }
463
464	/**
465	* Returns this machine name.
466	*
467	* @note This method doesn't lock this object or check its readiness.
468	* Intended to be used only after doing addCaller() manually and locking it
469	* for reading.
470	*/
471	const Utf8Str& i_getName() const { return mUserData->s.strName; }
472
473	enum
474	{
475	IsModified_MachineData = 0x0001,
476	IsModified_Storage = 0x0002,
477	IsModified_NetworkAdapters = 0x0008,
478	IsModified_SerialPorts = 0x0010,
479	IsModified_ParallelPorts = 0x0020,
480	IsModified_VRDEServer = 0x0040,
481	IsModified_AudioAdapter = 0x0080,
482	IsModified_USB = 0x0100,
483	IsModified_BIOS = 0x0200,
484	IsModified_SharedFolders = 0x0400,
485	IsModified_Snapshots = 0x0800,
486	IsModified_BandwidthControl = 0x1000
487	};
488
489	/**
490	* Returns various information about this machine.
491	*
492	* @note This method doesn't lock this object or check its readiness.
493	* Intended to be used only after doing addCaller() manually and locking it
494	* for reading.
495	*/
496	ChipsetType_T i_getChipsetType() const { return mHWData->mChipsetType; }
497	ParavirtProvider_T i_getParavirtProvider() const { return mHWData->mParavirtProvider; }
498	Utf8Str i_getParavirtDebug() const { return mHWData->mParavirtDebug; }
499
500	void i_setModified(uint32_t fl, bool fAllowStateModification = true);
501	void i_setModifiedLock(uint32_t fl, bool fAllowStateModification = true);
502
503	bool i_isStateModificationAllowed() const { return mData->m_fAllowStateModification; }
504	void i_allowStateModification() { mData->m_fAllowStateModification = true; }
505	void i_disallowStateModification() { mData->m_fAllowStateModification = false; }
506
507	const StringsList &i_getGroups() const { return mUserData->s.llGroups; }
508
509	// callback handlers
510	virtual HRESULT i_onNetworkAdapterChange(INetworkAdapter * /* networkAdapter /, BOOL / changeAdapter */) { return S_OK; }
511	virtual HRESULT i_onNATRedirectRuleChange(ULONG /* slot /, BOOL / fRemove / , IN_BSTR / name */,
512	NATProtocol_T /* protocol /, IN_BSTR / host ip /, LONG / host port */,
513	IN_BSTR /* guest port /, LONG / guest port */ ) { return S_OK; }
514	virtual HRESULT i_onSerialPortChange(ISerialPort * /* serialPort */) { return S_OK; }
515	virtual HRESULT i_onParallelPortChange(IParallelPort * /* parallelPort */) { return S_OK; }
516	virtual HRESULT i_onVRDEServerChange(BOOL /* aRestart */) { return S_OK; }
517	virtual HRESULT i_onUSBControllerChange() { return S_OK; }
518	virtual HRESULT i_onStorageControllerChange() { return S_OK; }
519	virtual HRESULT i_onCPUChange(ULONG /* aCPU /, BOOL / aRemove */) { return S_OK; }
520	virtual HRESULT i_onCPUExecutionCapChange(ULONG /* aExecutionCap */) { return S_OK; }
521	virtual HRESULT i_onMediumChange(IMediumAttachment * /* mediumAttachment /, BOOL / force */) { return S_OK; }
522	virtual HRESULT i_onSharedFolderChange() { return S_OK; }
523	virtual HRESULT i_onClipboardModeChange(ClipboardMode_T /* aClipboardMode */) { return S_OK; }
524	virtual HRESULT i_onDnDModeChange(DnDMode_T /* aDnDMode */) { return S_OK; }
525	virtual HRESULT i_onBandwidthGroupChange(IBandwidthGroup * /* aBandwidthGroup */) { return S_OK; }
526	virtual HRESULT i_onStorageDeviceChange(IMediumAttachment * /* mediumAttachment /, BOOL / remove */,
527	BOOL /* silent */) { return S_OK; }
528	virtual HRESULT i_onVideoCaptureChange() { return S_OK; }
529
530	HRESULT i_saveRegistryEntry(settings::MachineRegistryEntry &data);
531
532	int i_calculateFullPath(const Utf8Str &strPath, Utf8Str &aResult);
533	void i_copyPathRelativeToMachine(const Utf8Str &strSource, Utf8Str &strTarget);
534
535	void i_getLogFolder(Utf8Str &aLogFolder);
536	Utf8Str i_getLogFilename(ULONG idx);
537	Utf8Str i_getHardeningLogFilename(void);
538
539	void i_composeSavedStateFilename(Utf8Str &strStateFilePath);
540
541	void i_getDefaultVideoCaptureFile(Utf8Str &strFile);
542
543	bool i_isUSBControllerPresent();
544
545	HRESULT i_launchVMProcess(IInternalSessionControl *aControl,
546	const Utf8Str &strType,
547	const Utf8Str &strEnvironment,
548	ProgressProxy *aProgress);
549
550	HRESULT i_getDirectControl(ComPtr<IInternalSessionControl> *directControl)
551	{
552	HRESULT rc;
553	*directControl = mData->mSession.mDirectControl;
554
555	if (!*directControl)
556	rc = E_ACCESSDENIED;
557	else
558	rc = S_OK;
559
560	return rc;
561	}
562
563	bool i_isSessionOpen(ComObjPtr<SessionMachine> &aMachine,
564	ComPtr<IInternalSessionControl> *aControl = NULL,
565	bool aRequireVM = false,
566	bool aAllowClosing = false);
567	bool i_isSessionSpawning();
568
569	bool i_isSessionOpenOrClosing(ComObjPtr<SessionMachine> &aMachine,
570	ComPtr<IInternalSessionControl> *aControl = NULL)
571	{ return i_isSessionOpen(aMachine, aControl, false /* aRequireVM /, true / aAllowClosing */); }
572
573	bool i_isSessionOpenVM(ComObjPtr<SessionMachine> &aMachine,
574	ComPtr<IInternalSessionControl> *aControl = NULL)
575	{ return i_isSessionOpen(aMachine, aControl, true /* aRequireVM /, false / aAllowClosing */); }
576
577	bool i_checkForSpawnFailure();
578
579	HRESULT i_prepareRegister();
580
581	HRESULT i_getSharedFolder(CBSTR aName,
582	ComObjPtr<SharedFolder> &aSharedFolder,
583	bool aSetError = false)
584	{
585	AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
586	return i_findSharedFolder(aName, aSharedFolder, aSetError);
587	}
588
589	HRESULT i_addStateDependency(StateDependency aDepType = AnyStateDep,
590	MachineState_T *aState = NULL,
591	BOOL *aRegistered = NULL);
592	void i_releaseStateDependency();
593
594	HRESULT i_getStorageControllerByName(const Utf8Str &aName,
595	ComObjPtr<StorageController> &aStorageController,
596	bool aSetError = false);
597
598	HRESULT i_getMediumAttachmentsOfController(const Utf8Str &aName,
599	MediaData::AttachmentList &aAttachments);
600
601	HRESULT i_getUSBControllerByName(const Utf8Str &aName,
602	ComObjPtr<USBController> &aUSBController,
603	bool aSetError = false);
604
605	HRESULT i_getBandwidthGroup(const Utf8Str &strBandwidthGroup,
606	ComObjPtr<BandwidthGroup> &pBandwidthGroup,
607	bool fSetError = false)
608	{
609	return mBandwidthControl->i_getBandwidthGroupByName(strBandwidthGroup,
610	pBandwidthGroup,
611	fSetError);
612	}
613
614	static HRESULT i_setErrorStatic(HRESULT aResultCode, const char *pcszMsg, ...);
615
616	protected:
617
618	class ClientToken;
619
620	HRESULT i_checkStateDependency(StateDependency aDepType);
621
622	Machine *i_getMachine();
623
624	void i_ensureNoStateDependencies();
625
626	virtual HRESULT i_setMachineState(MachineState_T aMachineState);
627
628	HRESULT i_findSharedFolder(const Utf8Str &aName,
629	ComObjPtr<SharedFolder> &aSharedFolder,
630	bool aSetError = false);
631
632	HRESULT i_loadSettings(bool aRegistered);
633	HRESULT i_loadMachineDataFromSettings(const settings::MachineConfigFile &config,
634	const Guid *puuidRegistry);
635	HRESULT i_loadSnapshot(const settings::Snapshot &data,
636	const Guid &aCurSnapshotId,
637	Snapshot *aParentSnapshot);
638	HRESULT i_loadHardware(const Guid *puuidRegistry,
639	const Guid *puuidSnapshot,
640	const settings::Hardware &data,
641	const settings::Debugging *pDbg,
642	const settings::Autostart *pAutostart);
643	HRESULT i_loadDebugging(const settings::Debugging *pDbg);
644	HRESULT i_loadAutostart(const settings::Autostart *pAutostart);
645	HRESULT i_loadStorageControllers(const settings::Storage &data,
646	const Guid *puuidRegistry,
647	const Guid *puuidSnapshot);
648	HRESULT i_loadStorageDevices(StorageController *aStorageController,
649	const settings::StorageController &data,
650	const Guid *puuidRegistry,
651	const Guid *puuidSnapshot);
652
653	HRESULT i_findSnapshotById(const Guid &aId,
654	ComObjPtr<Snapshot> &aSnapshot,
655	bool aSetError = false);
656	HRESULT i_findSnapshotByName(const Utf8Str &strName,
657	ComObjPtr<Snapshot> &aSnapshot,
658	bool aSetError = false);
659
660	ULONG i_getUSBControllerCountByType(USBControllerType_T enmType);
661
662	enum
663	{
664	/* flags for #saveSettings() */
665	SaveS_ResetCurStateModified = 0x01,
666	SaveS_InformCallbacksAnyway = 0x02,
667	SaveS_Force = 0x04,
668	/* flags for #saveStateSettings() */
669	SaveSTS_CurStateModified = 0x20,
670	SaveSTS_StateFilePath = 0x40,
671	SaveSTS_StateTimeStamp = 0x80
672	};
673
674	HRESULT i_prepareSaveSettings(bool *pfNeedsGlobalSaveSettings);
675	HRESULT i_saveSettings(bool *pfNeedsGlobalSaveSettings, int aFlags = 0);
676
677	void i_copyMachineDataToSettings(settings::MachineConfigFile &config);
678	HRESULT i_saveAllSnapshots(settings::MachineConfigFile &config);
679	HRESULT i_saveHardware(settings::Hardware &data, settings::Debugging *pDbg,
680	settings::Autostart *pAutostart);
681	HRESULT i_saveStorageControllers(settings::Storage &data);
682	HRESULT i_saveStorageDevices(ComObjPtr<StorageController> aStorageController,
683	settings::StorageController &data);
684	HRESULT i_saveStateSettings(int aFlags);
685
686	void i_addMediumToRegistry(ComObjPtr<Medium> &pMedium);
687
688	HRESULT i_createImplicitDiffs(IProgress *aProgress,
689	ULONG aWeight,
690	bool aOnline);
691	HRESULT i_deleteImplicitDiffs(bool aOnline);
692
693	MediumAttachment* i_findAttachment(const MediaData::AttachmentList &ll,
694	const Utf8Str &aControllerName,
695	LONG aControllerPort,
696	LONG aDevice);
697	MediumAttachment* i_findAttachment(const MediaData::AttachmentList &ll,
698	ComObjPtr<Medium> pMedium);
699	MediumAttachment* i_findAttachment(const MediaData::AttachmentList &ll,
700	Guid &id);
701
702	HRESULT i_detachDevice(MediumAttachment *pAttach,
703	AutoWriteLock &writeLock,
704	Snapshot *pSnapshot);
705
706	HRESULT i_detachAllMedia(AutoWriteLock &writeLock,
707	Snapshot *pSnapshot,
708	CleanupMode_T cleanupMode,
709	MediaList &llMedia);
710
711	void i_commitMedia(bool aOnline = false);
712	void i_rollbackMedia();
713
714	bool i_isInOwnDir(Utf8Str *aSettingsDir = NULL) const;
715
716	void i_rollback(bool aNotify);
717	void i_commit();
718	void i_copyFrom(Machine *aThat);
719	bool i_isControllerHotplugCapable(StorageControllerType_T enmCtrlType);
720
721	Utf8Str i_getExtraData(const Utf8Str &strKey);
722
723	#ifdef VBOX_WITH_GUEST_PROPS
724	HRESULT i_getGuestPropertyFromService(const com::Utf8Str &aName, com::Utf8Str &aValue,
725	LONG64 *aTimestamp, com::Utf8Str &aFlags) const;
726	HRESULT i_setGuestPropertyToService(const com::Utf8Str &aName, const com::Utf8Str &aValue,
727	const com::Utf8Str &aFlags, bool fDelete);
728	HRESULT i_getGuestPropertyFromVM(const com::Utf8Str &aName, com::Utf8Str &aValue,
729	LONG64 *aTimestamp, com::Utf8Str &aFlags) const;
730	HRESULT i_setGuestPropertyToVM(const com::Utf8Str &aName, const com::Utf8Str &aValue,
731	const com::Utf8Str &aFlags, bool fDelete);
732	HRESULT i_enumerateGuestPropertiesInService(const com::Utf8Str &aPatterns,
733	std::vector<com::Utf8Str> &aNames,
734	std::vector<com::Utf8Str> &aValues,
735	std::vector<LONG64> &aTimestamps,
736	std::vector<com::Utf8Str> &aFlags);
737	HRESULT i_enumerateGuestPropertiesOnVM(const com::Utf8Str &aPatterns,
738	std::vector<com::Utf8Str> &aNames,
739	std::vector<com::Utf8Str> &aValues,
740	std::vector<LONG64> &aTimestamps,
741	std::vector<com::Utf8Str> &aFlags);
742
743	#endif /* VBOX_WITH_GUEST_PROPS */
744
745	#ifdef VBOX_WITH_RESOURCE_USAGE_API
746	void i_getDiskList(MediaList &list);
747	void i_registerMetrics(PerformanceCollector aCollector, Machine aMachine, RTPROCESS pid);
748
749	pm::CollectorGuest *mCollectorGuest;
750	#endif /* VBOX_WITH_RESOURCE_USAGE_API */
751
752	Machine * const mPeer;
753
754	VirtualBox * const mParent;
755
756	Shareable<Data> mData;
757	Shareable<SSData> mSSData;
758
759	Backupable<UserData> mUserData;
760	Backupable<HWData> mHWData;
761	Backupable<MediaData> mMediaData;
762
763	// the following fields need special backup/rollback/commit handling,
764	// so they cannot be a part of HWData
765
766	const ComObjPtr<VRDEServer> mVRDEServer;
767	const ComObjPtr<SerialPort> mSerialPorts[SchemaDefs::SerialPortCount];
768	const ComObjPtr<ParallelPort> mParallelPorts[SchemaDefs::ParallelPortCount];
769	const ComObjPtr<AudioAdapter> mAudioAdapter;
770	const ComObjPtr<USBDeviceFilters> mUSBDeviceFilters;
771	const ComObjPtr<BIOSSettings> mBIOSSettings;
772	const ComObjPtr<BandwidthControl> mBandwidthControl;
773
774	typedef std::vector<ComObjPtr<NetworkAdapter> > NetworkAdapterVector;
775	NetworkAdapterVector mNetworkAdapters;
776
777	typedef std::list<ComObjPtr<StorageController> > StorageControllerList;
778	Backupable<StorageControllerList> mStorageControllers;
779
780	typedef std::list<ComObjPtr<USBController> > USBControllerList;
781	Backupable<USBControllerList> mUSBControllers;
782
783	uint64_t uRegistryNeedsSaving;
784
785	/**
786	* Abstract base class for all Machine or SessionMachine related
787	* asynchronous tasks. This is necessary since RTThreadCreate cannot call
788	* a (non-static) method as its thread function, so instead we have it call
789	* the static Machine::taskHandler, which then calls the handler() method
790	* in here (implemented by the subclasses).
791	*/
792	struct Task
793	{
794	Task(Machine m, Progress p, const Utf8Str &t)
795	: m_pMachine(m),
796	m_machineCaller(m),
797	m_pProgress(p),
798	m_strTaskName(t),
799	m_machineStateBackup(m->mData->mMachineState) // save the current machine state
800	{}
801	virtual ~Task(){}
802
803	HRESULT createThread()
804	{
805	int vrc = RTThreadCreate(NULL,
806	taskHandler,
807	(void *)this,
808	0,
809	RTTHREADTYPE_MAIN_WORKER,
810	0,
811	m_strTaskName.c_str());
812	if (RT_FAILURE(vrc))
813	{
814	HRESULT rc = Machine::i_setErrorStatic(E_FAIL, Machine::tr("Could not create thread \"%s\" (%Rrc)"), m_strTaskName.c_str(), vrc);
815	delete this;
816	return rc;
817	}
818	return S_OK;
819	}
820
821	void modifyBackedUpState(MachineState_T s)
822	{
823	const_cast<MachineState_T >(&m_machineStateBackup) = s;
824	}
825
826	virtual void handler() = 0;
827
828	ComObjPtr<Machine> m_pMachine;
829	AutoCaller m_machineCaller;
830	ComObjPtr<Progress> m_pProgress;
831	Utf8Str m_strTaskName;
832	const MachineState_T m_machineStateBackup;
833	};
834
835	struct DeleteConfigTask;
836	void i_deleteConfigHandler(DeleteConfigTask &task);
837
838	static DECLCALLBACK(int) taskHandler(RTTHREAD thread, void *pvUser);
839
840	friend class SessionMachine;
841	friend class SnapshotMachine;
842	friend class Appliance;
843	friend class VirtualBox;
844
845	friend class MachineCloneVM;
846
847	private:
848	// wrapped IMachine properties
849	HRESULT getParent(ComPtr<IVirtualBox> &aParent);
850	HRESULT getIcon(std::vector<BYTE> &aIcon);
851	HRESULT setIcon(const std::vector<BYTE> &aIcon);
852	HRESULT getAccessible(BOOL *aAccessible);
853	HRESULT getAccessError(ComPtr<IVirtualBoxErrorInfo> &aAccessError);
854	HRESULT getName(com::Utf8Str &aName);
855	HRESULT setName(const com::Utf8Str &aName);
856	HRESULT getDescription(com::Utf8Str &aDescription);
857	HRESULT setDescription(const com::Utf8Str &aDescription);
858	HRESULT getId(com::Guid &aId);
859	HRESULT getGroups(std::vector<com::Utf8Str> &aGroups);
860	HRESULT setGroups(const std::vector<com::Utf8Str> &aGroups);
861	HRESULT getOSTypeId(com::Utf8Str &aOSTypeId);
862	HRESULT setOSTypeId(const com::Utf8Str &aOSTypeId);
863	HRESULT getHardwareVersion(com::Utf8Str &aHardwareVersion);
864	HRESULT setHardwareVersion(const com::Utf8Str &aHardwareVersion);
865	HRESULT getHardwareUUID(com::Guid &aHardwareUUID);
866	HRESULT setHardwareUUID(const com::Guid &aHardwareUUID);
867	HRESULT getCPUCount(ULONG *aCPUCount);
868	HRESULT setCPUCount(ULONG aCPUCount);
869	HRESULT getCPUHotPlugEnabled(BOOL *aCPUHotPlugEnabled);
870	HRESULT setCPUHotPlugEnabled(BOOL aCPUHotPlugEnabled);
871	HRESULT getCPUExecutionCap(ULONG *aCPUExecutionCap);
872	HRESULT setCPUExecutionCap(ULONG aCPUExecutionCap);
873	HRESULT getCPUIDPortabilityLevel(ULONG *aCPUIDPortabilityLevel);
874	HRESULT setCPUIDPortabilityLevel(ULONG aCPUIDPortabilityLevel);
875	HRESULT getCPUProfile(com::Utf8Str &aCPUProfile);
876	HRESULT setCPUProfile(const com::Utf8Str &aCPUProfile);
877	HRESULT getMemorySize(ULONG *aMemorySize);
878	HRESULT setMemorySize(ULONG aMemorySize);
879	HRESULT getMemoryBalloonSize(ULONG *aMemoryBalloonSize);
880	HRESULT setMemoryBalloonSize(ULONG aMemoryBalloonSize);
881	HRESULT getPageFusionEnabled(BOOL *aPageFusionEnabled);
882	HRESULT setPageFusionEnabled(BOOL aPageFusionEnabled);
883	HRESULT getGraphicsControllerType(GraphicsControllerType_T *aGraphicsControllerType);
884	HRESULT setGraphicsControllerType(GraphicsControllerType_T aGraphicsControllerType);
885	HRESULT getVRAMSize(ULONG *aVRAMSize);
886	HRESULT setVRAMSize(ULONG aVRAMSize);
887	HRESULT getAccelerate3DEnabled(BOOL *aAccelerate3DEnabled);
888	HRESULT setAccelerate3DEnabled(BOOL aAccelerate3DEnabled);
889	HRESULT getAccelerate2DVideoEnabled(BOOL *aAccelerate2DVideoEnabled);
890	HRESULT setAccelerate2DVideoEnabled(BOOL aAccelerate2DVideoEnabled);
891	HRESULT getMonitorCount(ULONG *aMonitorCount);
892	HRESULT setMonitorCount(ULONG aMonitorCount);
893	HRESULT getVideoCaptureEnabled(BOOL *aVideoCaptureEnabled);
894	HRESULT setVideoCaptureEnabled(BOOL aVideoCaptureEnabled);
895	HRESULT getVideoCaptureScreens(std::vector<BOOL> &aVideoCaptureScreens);
896	HRESULT setVideoCaptureScreens(const std::vector<BOOL> &aVideoCaptureScreens);
897	HRESULT getVideoCaptureFile(com::Utf8Str &aVideoCaptureFile);
898	HRESULT setVideoCaptureFile(const com::Utf8Str &aVideoCaptureFile);
899	HRESULT getVideoCaptureWidth(ULONG *aVideoCaptureWidth);
900	HRESULT setVideoCaptureWidth(ULONG aVideoCaptureWidth);
901	HRESULT getVideoCaptureHeight(ULONG *aVideoCaptureHeight);
902	HRESULT setVideoCaptureHeight(ULONG aVideoCaptureHeight);
903	HRESULT getVideoCaptureRate(ULONG *aVideoCaptureRate);
904	HRESULT setVideoCaptureRate(ULONG aVideoCaptureRate);
905	HRESULT getVideoCaptureFPS(ULONG *aVideoCaptureFPS);
906	HRESULT setVideoCaptureFPS(ULONG aVideoCaptureFPS);
907	HRESULT getVideoCaptureMaxTime(ULONG *aVideoCaptureMaxTime);
908	HRESULT setVideoCaptureMaxTime(ULONG aVideoCaptureMaxTime);
909	HRESULT getVideoCaptureMaxFileSize(ULONG *aVideoCaptureMaxFileSize);
910	HRESULT setVideoCaptureMaxFileSize(ULONG aVideoCaptureMaxFileSize);
911	HRESULT getVideoCaptureOptions(com::Utf8Str &aVideoCaptureOptions);
912	HRESULT setVideoCaptureOptions(const com::Utf8Str &aVideoCaptureOptions);
913	HRESULT getBIOSSettings(ComPtr<IBIOSSettings> &aBIOSSettings);
914	HRESULT getFirmwareType(FirmwareType_T *aFirmwareType);
915	HRESULT setFirmwareType(FirmwareType_T aFirmwareType);
916	HRESULT getPointingHIDType(PointingHIDType_T *aPointingHIDType);
917	HRESULT setPointingHIDType(PointingHIDType_T aPointingHIDType);
918	HRESULT getKeyboardHIDType(KeyboardHIDType_T *aKeyboardHIDType);
919	HRESULT setKeyboardHIDType(KeyboardHIDType_T aKeyboardHIDType);
920	HRESULT getHPETEnabled(BOOL *aHPETEnabled);
921	HRESULT setHPETEnabled(BOOL aHPETEnabled);
922	HRESULT getChipsetType(ChipsetType_T *aChipsetType);
923	HRESULT setChipsetType(ChipsetType_T aChipsetType);
924	HRESULT getSnapshotFolder(com::Utf8Str &aSnapshotFolder);
925	HRESULT setSnapshotFolder(const com::Utf8Str &aSnapshotFolder);
926	HRESULT getVRDEServer(ComPtr<IVRDEServer> &aVRDEServer);
927	HRESULT getEmulatedUSBCardReaderEnabled(BOOL *aEmulatedUSBCardReaderEnabled);
928	HRESULT setEmulatedUSBCardReaderEnabled(BOOL aEmulatedUSBCardReaderEnabled);
929	HRESULT getMediumAttachments(std::vector<ComPtr<IMediumAttachment> > &aMediumAttachments);
930	HRESULT getUSBControllers(std::vector<ComPtr<IUSBController> > &aUSBControllers);
931	HRESULT getUSBDeviceFilters(ComPtr<IUSBDeviceFilters> &aUSBDeviceFilters);
932	HRESULT getAudioAdapter(ComPtr<IAudioAdapter> &aAudioAdapter);
933	HRESULT getStorageControllers(std::vector<ComPtr<IStorageController> > &aStorageControllers);
934	HRESULT getSettingsFilePath(com::Utf8Str &aSettingsFilePath);
935	HRESULT getSettingsAuxFilePath(com::Utf8Str &aSettingsAuxFilePath);
936	HRESULT getSettingsModified(BOOL *aSettingsModified);
937	HRESULT getSessionState(SessionState_T *aSessionState);
938	HRESULT getSessionType(SessionType_T *aSessionType);
939	HRESULT getSessionName(com::Utf8Str &aSessionType);
940	HRESULT getSessionPID(ULONG *aSessionPID);
941	HRESULT getState(MachineState_T *aState);
942	HRESULT getLastStateChange(LONG64 *aLastStateChange);
943	HRESULT getStateFilePath(com::Utf8Str &aStateFilePath);
944	HRESULT getLogFolder(com::Utf8Str &aLogFolder);
945	HRESULT getCurrentSnapshot(ComPtr<ISnapshot> &aCurrentSnapshot);
946	HRESULT getSnapshotCount(ULONG *aSnapshotCount);
947	HRESULT getCurrentStateModified(BOOL *aCurrentStateModified);
948	HRESULT getSharedFolders(std::vector<ComPtr<ISharedFolder> > &aSharedFolders);
949	HRESULT getClipboardMode(ClipboardMode_T *aClipboardMode);
950	HRESULT setClipboardMode(ClipboardMode_T aClipboardMode);
951	HRESULT getDnDMode(DnDMode_T *aDnDMode);
952	HRESULT setDnDMode(DnDMode_T aDnDMode);
953	HRESULT getTeleporterEnabled(BOOL *aTeleporterEnabled);
954	HRESULT setTeleporterEnabled(BOOL aTeleporterEnabled);
955	HRESULT getTeleporterPort(ULONG *aTeleporterPort);
956	HRESULT setTeleporterPort(ULONG aTeleporterPort);
957	HRESULT getTeleporterAddress(com::Utf8Str &aTeleporterAddress);
958	HRESULT setTeleporterAddress(const com::Utf8Str &aTeleporterAddress);
959	HRESULT getTeleporterPassword(com::Utf8Str &aTeleporterPassword);
960	HRESULT setTeleporterPassword(const com::Utf8Str &aTeleporterPassword);
961	HRESULT getParavirtProvider(ParavirtProvider_T *aParavirtProvider);
962	HRESULT setParavirtProvider(ParavirtProvider_T aParavirtProvider);
963	HRESULT getParavirtDebug(com::Utf8Str &aParavirtDebug);
964	HRESULT setParavirtDebug(const com::Utf8Str &aParavirtDebug);
965	HRESULT getFaultToleranceState(FaultToleranceState_T *aFaultToleranceState);
966	HRESULT setFaultToleranceState(FaultToleranceState_T aFaultToleranceState);
967	HRESULT getFaultTolerancePort(ULONG *aFaultTolerancePort);
968	HRESULT setFaultTolerancePort(ULONG aFaultTolerancePort);
969	HRESULT getFaultToleranceAddress(com::Utf8Str &aFaultToleranceAddress);
970	HRESULT setFaultToleranceAddress(const com::Utf8Str &aFaultToleranceAddress);
971	HRESULT getFaultTolerancePassword(com::Utf8Str &aFaultTolerancePassword);
972	HRESULT setFaultTolerancePassword(const com::Utf8Str &aFaultTolerancePassword);
973	HRESULT getFaultToleranceSyncInterval(ULONG *aFaultToleranceSyncInterval);
974	HRESULT setFaultToleranceSyncInterval(ULONG aFaultToleranceSyncInterval);
975	HRESULT getRTCUseUTC(BOOL *aRTCUseUTC);
976	HRESULT setRTCUseUTC(BOOL aRTCUseUTC);
977	HRESULT getIOCacheEnabled(BOOL *aIOCacheEnabled);
978	HRESULT setIOCacheEnabled(BOOL aIOCacheEnabled);
979	HRESULT getIOCacheSize(ULONG *aIOCacheSize);
980	HRESULT setIOCacheSize(ULONG aIOCacheSize);
981	HRESULT getPCIDeviceAssignments(std::vector<ComPtr<IPCIDeviceAttachment> > &aPCIDeviceAssignments);
982	HRESULT getBandwidthControl(ComPtr<IBandwidthControl> &aBandwidthControl);
983	HRESULT getTracingEnabled(BOOL *aTracingEnabled);
984	HRESULT setTracingEnabled(BOOL aTracingEnabled);
985	HRESULT getTracingConfig(com::Utf8Str &aTracingConfig);
986	HRESULT setTracingConfig(const com::Utf8Str &aTracingConfig);
987	HRESULT getAllowTracingToAccessVM(BOOL *aAllowTracingToAccessVM);
988	HRESULT setAllowTracingToAccessVM(BOOL aAllowTracingToAccessVM);
989	HRESULT getAutostartEnabled(BOOL *aAutostartEnabled);
990	HRESULT setAutostartEnabled(BOOL aAutostartEnabled);
991	HRESULT getAutostartDelay(ULONG *aAutostartDelay);
992	HRESULT setAutostartDelay(ULONG aAutostartDelay);
993	HRESULT getAutostopType(AutostopType_T *aAutostopType);
994	HRESULT setAutostopType(AutostopType_T aAutostopType);
995	HRESULT getDefaultFrontend(com::Utf8Str &aDefaultFrontend);
996	HRESULT setDefaultFrontend(const com::Utf8Str &aDefaultFrontend);
997	HRESULT getUSBProxyAvailable(BOOL *aUSBProxyAvailable);
998	HRESULT getVMProcessPriority(com::Utf8Str &aVMProcessPriority);
999	HRESULT setVMProcessPriority(const com::Utf8Str &aVMProcessPriority);
1000
1001	// wrapped IMachine methods
1002	HRESULT lockMachine(const ComPtr<ISession> &aSession,
1003	LockType_T aLockType);
1004	HRESULT launchVMProcess(const ComPtr<ISession> &aSession,
1005	const com::Utf8Str &aType,
1006	const com::Utf8Str &aEnvironment,
1007	ComPtr<IProgress> &aProgress);
1008	HRESULT setBootOrder(ULONG aPosition,
1009	DeviceType_T aDevice);
1010	HRESULT getBootOrder(ULONG aPosition,
1011	DeviceType_T *aDevice);
1012	HRESULT attachDevice(const com::Utf8Str &aName,
1013	LONG aControllerPort,
1014	LONG aDevice,
1015	DeviceType_T aType,
1016	const ComPtr<IMedium> &aMedium);
1017	HRESULT attachDeviceWithoutMedium(const com::Utf8Str &aName,
1018	LONG aControllerPort,
1019	LONG aDevice,
1020	DeviceType_T aType);
1021	HRESULT detachDevice(const com::Utf8Str &aName,
1022	LONG aControllerPort,
1023	LONG aDevice);
1024	HRESULT passthroughDevice(const com::Utf8Str &aName,
1025	LONG aControllerPort,
1026	LONG aDevice,
1027	BOOL aPassthrough);
1028	HRESULT temporaryEjectDevice(const com::Utf8Str &aName,
1029	LONG aControllerPort,
1030	LONG aDevice,
1031	BOOL aTemporaryEject);
1032	HRESULT nonRotationalDevice(const com::Utf8Str &aName,
1033	LONG aControllerPort,
1034	LONG aDevice,
1035	BOOL aNonRotational);
1036	HRESULT setAutoDiscardForDevice(const com::Utf8Str &aName,
1037	LONG aControllerPort,
1038	LONG aDevice,
1039	BOOL aDiscard);
1040	HRESULT setHotPluggableForDevice(const com::Utf8Str &aName,
1041	LONG aControllerPort,
1042	LONG aDevice,
1043	BOOL aHotPluggable);
1044	HRESULT setBandwidthGroupForDevice(const com::Utf8Str &aName,
1045	LONG aControllerPort,
1046	LONG aDevice,
1047	const ComPtr<IBandwidthGroup> &aBandwidthGroup);
1048	HRESULT setNoBandwidthGroupForDevice(const com::Utf8Str &aName,
1049	LONG aControllerPort,
1050	LONG aDevice);
1051	HRESULT unmountMedium(const com::Utf8Str &aName,
1052	LONG aControllerPort,
1053	LONG aDevice,
1054	BOOL aForce);
1055	HRESULT mountMedium(const com::Utf8Str &aName,
1056	LONG aControllerPort,
1057	LONG aDevice,
1058	const ComPtr<IMedium> &aMedium,
1059	BOOL aForce);
1060	HRESULT getMedium(const com::Utf8Str &aName,
1061	LONG aControllerPort,
1062	LONG aDevice,
1063	ComPtr<IMedium> &aMedium);
1064	HRESULT getMediumAttachmentsOfController(const com::Utf8Str &aName,
1065	std::vector<ComPtr<IMediumAttachment> > &aMediumAttachments);
1066	HRESULT getMediumAttachment(const com::Utf8Str &aName,
1067	LONG aControllerPort,
1068	LONG aDevice,
1069	ComPtr<IMediumAttachment> &aAttachment);
1070	HRESULT attachHostPCIDevice(LONG aHostAddress,
1071	LONG aDesiredGuestAddress,
1072	BOOL aTryToUnbind);
1073	HRESULT detachHostPCIDevice(LONG aHostAddress);
1074	HRESULT getNetworkAdapter(ULONG aSlot,
1075	ComPtr<INetworkAdapter> &aAdapter);
1076	HRESULT addStorageController(const com::Utf8Str &aName,
1077	StorageBus_T aConnectionType,
1078	ComPtr<IStorageController> &aController);
1079	HRESULT getStorageControllerByName(const com::Utf8Str &aName,
1080	ComPtr<IStorageController> &aStorageController);
1081	HRESULT getStorageControllerByInstance(StorageBus_T aConnectionType,
1082	ULONG aInstance,
1083	ComPtr<IStorageController> &aStorageController);
1084	HRESULT removeStorageController(const com::Utf8Str &aName);
1085	HRESULT setStorageControllerBootable(const com::Utf8Str &aName,
1086	BOOL aBootable);
1087	HRESULT addUSBController(const com::Utf8Str &aName,
1088	USBControllerType_T aType,
1089	ComPtr<IUSBController> &aController);
1090	HRESULT removeUSBController(const com::Utf8Str &aName);
1091	HRESULT getUSBControllerByName(const com::Utf8Str &aName,
1092	ComPtr<IUSBController> &aController);
1093	HRESULT getUSBControllerCountByType(USBControllerType_T aType,
1094	ULONG *aControllers);
1095	HRESULT getSerialPort(ULONG aSlot,
1096	ComPtr<ISerialPort> &aPort);
1097	HRESULT getParallelPort(ULONG aSlot,
1098	ComPtr<IParallelPort> &aPort);
1099	HRESULT getExtraDataKeys(std::vector<com::Utf8Str> &aKeys);
1100	HRESULT getExtraData(const com::Utf8Str &aKey,
1101	com::Utf8Str &aValue);
1102	HRESULT setExtraData(const com::Utf8Str &aKey,
1103	const com::Utf8Str &aValue);
1104	HRESULT getCPUProperty(CPUPropertyType_T aProperty,
1105	BOOL *aValue);
1106	HRESULT setCPUProperty(CPUPropertyType_T aProperty,
1107	BOOL aValue);
1108	HRESULT getCPUIDLeaf(ULONG aId,
1109	ULONG *aValEax,
1110	ULONG *aValEbx,
1111	ULONG *aValEcx,
1112	ULONG *aValEdx);
1113	HRESULT setCPUIDLeaf(ULONG aId,
1114	ULONG aValEax,
1115	ULONG aValEbx,
1116	ULONG aValEcx,
1117	ULONG aValEdx);
1118	HRESULT removeCPUIDLeaf(ULONG aId);
1119	HRESULT removeAllCPUIDLeaves();
1120	HRESULT getHWVirtExProperty(HWVirtExPropertyType_T aProperty,
1121	BOOL *aValue);
1122	HRESULT setHWVirtExProperty(HWVirtExPropertyType_T aProperty,
1123	BOOL aValue);
1124	HRESULT setSettingsFilePath(const com::Utf8Str &aSettingsFilePath,
1125	ComPtr<IProgress> &aProgress);
1126	HRESULT saveSettings();
1127	HRESULT discardSettings();
1128	HRESULT unregister(AutoCaller &aAutoCaller,
1129	CleanupMode_T aCleanupMode,
1130	std::vector<ComPtr<IMedium> > &aMedia);
1131	HRESULT deleteConfig(const std::vector<ComPtr<IMedium> > &aMedia,
1132	ComPtr<IProgress> &aProgress);
1133	HRESULT exportTo(const ComPtr<IAppliance> &aAppliance,
1134	const com::Utf8Str &aLocation,
1135	ComPtr<IVirtualSystemDescription> &aDescription);
1136	HRESULT findSnapshot(const com::Utf8Str &aNameOrId,
1137	ComPtr<ISnapshot> &aSnapshot);
1138	HRESULT createSharedFolder(const com::Utf8Str &aName,
1139	const com::Utf8Str &aHostPath,
1140	BOOL aWritable,
1141	BOOL aAutomount);
1142	HRESULT removeSharedFolder(const com::Utf8Str &aName);
1143	HRESULT canShowConsoleWindow(BOOL *aCanShow);
1144	HRESULT showConsoleWindow(LONG64 *aWinId);
1145	HRESULT getGuestProperty(const com::Utf8Str &aName,
1146	com::Utf8Str &aValue,
1147	LONG64 *aTimestamp,
1148	com::Utf8Str &aFlags);
1149	HRESULT getGuestPropertyValue(const com::Utf8Str &aProperty,
1150	com::Utf8Str &aValue);
1151	HRESULT getGuestPropertyTimestamp(const com::Utf8Str &aProperty,
1152	LONG64 *aValue);
1153	HRESULT setGuestProperty(const com::Utf8Str &aProperty,
1154	const com::Utf8Str &aValue,
1155	const com::Utf8Str &aFlags);
1156	HRESULT setGuestPropertyValue(const com::Utf8Str &aProperty,
1157	const com::Utf8Str &aValue);
1158	HRESULT deleteGuestProperty(const com::Utf8Str &aName);
1159	HRESULT enumerateGuestProperties(const com::Utf8Str &aPatterns,
1160	std::vector<com::Utf8Str> &aNames,
1161	std::vector<com::Utf8Str> &aValues,
1162	std::vector<LONG64> &aTimestamps,
1163	std::vector<com::Utf8Str> &aFlags);
1164	HRESULT querySavedGuestScreenInfo(ULONG aScreenId,
1165	ULONG *aOriginX,
1166	ULONG *aOriginY,
1167	ULONG *aWidth,
1168	ULONG *aHeight,
1169	BOOL *aEnabled);
1170	HRESULT readSavedThumbnailToArray(ULONG aScreenId,
1171	BitmapFormat_T aBitmapFormat,
1172	ULONG *aWidth,
1173	ULONG *aHeight,
1174	std::vector<BYTE> &aData);
1175	HRESULT querySavedScreenshotInfo(ULONG aScreenId,
1176	ULONG *aWidth,
1177	ULONG *aHeight,
1178	std::vector<BitmapFormat_T> &aBitmapFormats);
1179	HRESULT readSavedScreenshotToArray(ULONG aScreenId,
1180	BitmapFormat_T aBitmapFormat,
1181	ULONG *aWidth,
1182	ULONG *aHeight,
1183	std::vector<BYTE> &aData);
1184
1185	HRESULT hotPlugCPU(ULONG aCpu);
1186	HRESULT hotUnplugCPU(ULONG aCpu);
1187	HRESULT getCPUStatus(ULONG aCpu,
1188	BOOL *aAttached);
1189	HRESULT getEffectiveParavirtProvider(ParavirtProvider_T *aParavirtProvider);
1190	HRESULT queryLogFilename(ULONG aIdx,
1191	com::Utf8Str &aFilename);
1192	HRESULT readLog(ULONG aIdx,
1193	LONG64 aOffset,
1194	LONG64 aSize,
1195	std::vector<BYTE> &aData);
1196	HRESULT cloneTo(const ComPtr<IMachine> &aTarget,
1197	CloneMode_T aMode,
1198	const std::vector<CloneOptions_T> &aOptions,
1199	ComPtr<IProgress> &aProgress);
1200	HRESULT saveState(ComPtr<IProgress> &aProgress);
1201	HRESULT adoptSavedState(const com::Utf8Str &aSavedStateFile);
1202	HRESULT discardSavedState(BOOL aFRemoveFile);
1203	HRESULT takeSnapshot(const com::Utf8Str &aName,
1204	const com::Utf8Str &aDescription,
1205	BOOL aPause,
1206	com::Guid &aId,
1207	ComPtr<IProgress> &aProgress);
1208	HRESULT deleteSnapshot(const com::Guid &aId,
1209	ComPtr<IProgress> &aProgress);
1210	HRESULT deleteSnapshotAndAllChildren(const com::Guid &aId,
1211	ComPtr<IProgress> &aProgress);
1212	HRESULT deleteSnapshotRange(const com::Guid &aStartId,
1213	const com::Guid &aEndId,
1214	ComPtr<IProgress> &aProgress);
1215	HRESULT restoreSnapshot(const ComPtr<ISnapshot> &aSnapshot,
1216	ComPtr<IProgress> &aProgress);
1217	HRESULT applyDefaults(const com::Utf8Str &aFlags);
1218
1219	// wrapped IInternalMachineControl properties
1220
1221	// wrapped IInternalMachineControl methods
1222	HRESULT updateState(MachineState_T aState);
1223	HRESULT beginPowerUp(const ComPtr<IProgress> &aProgress);
1224	HRESULT endPowerUp(LONG aResult);
1225	HRESULT beginPoweringDown(ComPtr<IProgress> &aProgress);
1226	HRESULT endPoweringDown(LONG aResult,
1227	const com::Utf8Str &aErrMsg);
1228	HRESULT runUSBDeviceFilters(const ComPtr<IUSBDevice> &aDevice,
1229	BOOL *aMatched,
1230	ULONG *aMaskedInterfaces);
1231	HRESULT captureUSBDevice(const com::Guid &aId,
1232	const com::Utf8Str &aCaptureFilename);
1233	HRESULT detachUSBDevice(const com::Guid &aId,
1234	BOOL aDone);
1235	HRESULT autoCaptureUSBDevices();
1236	HRESULT detachAllUSBDevices(BOOL aDone);
1237	HRESULT onSessionEnd(const ComPtr<ISession> &aSession,
1238	ComPtr<IProgress> &aProgress);
1239	HRESULT finishOnlineMergeMedium();
1240	HRESULT pullGuestProperties(std::vector<com::Utf8Str> &aNames,
1241	std::vector<com::Utf8Str> &aValues,
1242	std::vector<LONG64> &aTimestamps,
1243	std::vector<com::Utf8Str> &aFlags);
1244	HRESULT pushGuestProperty(const com::Utf8Str &aName,
1245	const com::Utf8Str &aValue,
1246	LONG64 aTimestamp,
1247	const com::Utf8Str &aFlags);
1248	HRESULT lockMedia();
1249	HRESULT unlockMedia();
1250	HRESULT ejectMedium(const ComPtr<IMediumAttachment> &aAttachment,
1251	ComPtr<IMediumAttachment> &aNewAttachment);
1252	HRESULT reportVmStatistics(ULONG aValidStats,
1253	ULONG aCpuUser,
1254	ULONG aCpuKernel,
1255	ULONG aCpuIdle,
1256	ULONG aMemTotal,
1257	ULONG aMemFree,
1258	ULONG aMemBalloon,
1259	ULONG aMemShared,
1260	ULONG aMemCache,
1261	ULONG aPagedTotal,
1262	ULONG aMemAllocTotal,
1263	ULONG aMemFreeTotal,
1264	ULONG aMemBalloonTotal,
1265	ULONG aMemSharedTotal,
1266	ULONG aVmNetRx,
1267	ULONG aVmNetTx);
1268	HRESULT authenticateExternal(const std::vector<com::Utf8Str> &aAuthParams,
1269	com::Utf8Str &aResult);
1270	};
1271
1272	// SessionMachine class
1273	////////////////////////////////////////////////////////////////////////////////
1274
1275	/**
1276	* @note Notes on locking objects of this class:
1277	* SessionMachine shares some data with the primary Machine instance (pointed
1278	* to by the \|mPeer\| member). In order to provide data consistency it also
1279	* shares its lock handle. This means that whenever you lock a SessionMachine
1280	* instance using Auto[Reader]Lock or AutoMultiLock, the corresponding Machine
1281	* instance is also locked in the same lock mode. Keep it in mind.
1282	*/
1283	class ATL_NO_VTABLE SessionMachine :
1284	public Machine
1285	{
1286	public:
1287	VIRTUALBOXBASE_ADD_ERRORINFO_SUPPORT(SessionMachine, IMachine)
1288
1289	DECLARE_NOT_AGGREGATABLE(SessionMachine)
1290
1291	DECLARE_PROTECT_FINAL_CONSTRUCT()
1292
1293	BEGIN_COM_MAP(SessionMachine)
1294	COM_INTERFACE_ENTRY(ISupportErrorInfo)
1295	COM_INTERFACE_ENTRY(IMachine)
1296	COM_INTERFACE_ENTRY2(IDispatch, IMachine)
1297	COM_INTERFACE_ENTRY(IInternalMachineControl)
1298	VBOX_TWEAK_INTERFACE_ENTRY(IMachine)
1299	END_COM_MAP()
1300
1301	DECLARE_EMPTY_CTOR_DTOR(SessionMachine)
1302
1303	HRESULT FinalConstruct();
1304	void FinalRelease();
1305
1306	struct Uninit
1307	{
1308	enum Reason { Unexpected, Abnormal, Normal };
1309	};
1310
1311	// public initializer/uninitializer for internal purposes only
1312	HRESULT init(Machine *aMachine);
1313	void uninit() { uninit(Uninit::Unexpected); }
1314	void uninit(Uninit::Reason aReason);
1315
1316
1317	// util::Lockable interface
1318	RWLockHandle *lockHandle() const;
1319
1320	// public methods only for internal purposes
1321
1322	virtual bool i_isSessionMachine() const
1323	{
1324	return true;
1325	}
1326
1327	#ifndef VBOX_WITH_GENERIC_SESSION_WATCHER
1328	bool i_checkForDeath();
1329
1330	void i_getTokenId(Utf8Str &strTokenId);
1331	#else /* VBOX_WITH_GENERIC_SESSION_WATCHER */
1332	IToken *i_getToken();
1333	#endif /* VBOX_WITH_GENERIC_SESSION_WATCHER */
1334	// getClientToken must be only used by callers who can guarantee that
1335	// the object cannot be deleted in the mean time, i.e. have a caller/lock.
1336	ClientToken *i_getClientToken();
1337
1338	HRESULT i_onNetworkAdapterChange(INetworkAdapter *networkAdapter, BOOL changeAdapter);
1339	HRESULT i_onNATRedirectRuleChange(ULONG ulSlot, BOOL aNatRuleRemove, IN_BSTR aRuleName,
1340	NATProtocol_T aProto, IN_BSTR aHostIp, LONG aHostPort,
1341	IN_BSTR aGuestIp, LONG aGuestPort);
1342	HRESULT i_onStorageControllerChange();
1343	HRESULT i_onMediumChange(IMediumAttachment *aMediumAttachment, BOOL aForce);
1344	HRESULT i_onSerialPortChange(ISerialPort *serialPort);
1345	HRESULT i_onParallelPortChange(IParallelPort *parallelPort);
1346	HRESULT i_onCPUChange(ULONG aCPU, BOOL aRemove);
1347	HRESULT i_onVRDEServerChange(BOOL aRestart);
1348	HRESULT i_onVideoCaptureChange();
1349	HRESULT i_onUSBControllerChange();
1350	HRESULT i_onUSBDeviceAttach(IUSBDevice *aDevice,
1351	IVirtualBoxErrorInfo *aError,
1352	ULONG aMaskedIfs,
1353	const com::Utf8Str &aCaptureFilename);
1354	HRESULT i_onUSBDeviceDetach(IN_BSTR aId,
1355	IVirtualBoxErrorInfo *aError);
1356	HRESULT i_onSharedFolderChange();
1357	HRESULT i_onClipboardModeChange(ClipboardMode_T aClipboardMode);
1358	HRESULT i_onDnDModeChange(DnDMode_T aDnDMode);
1359	HRESULT i_onBandwidthGroupChange(IBandwidthGroup *aBandwidthGroup);
1360	HRESULT i_onStorageDeviceChange(IMediumAttachment *aMediumAttachment, BOOL aRemove, BOOL aSilent);
1361	HRESULT i_onCPUExecutionCapChange(ULONG aCpuExecutionCap);
1362
1363	bool i_hasMatchingUSBFilter(const ComObjPtr<HostUSBDevice> &aDevice, ULONG *aMaskedIfs);
1364
1365	HRESULT i_lockMedia();
1366	HRESULT i_unlockMedia();
1367
1368	HRESULT i_saveStateWithReason(Reason_T aReason, ComPtr<IProgress> &aProgress);
1369
1370	private:
1371
1372	// wrapped IInternalMachineControl properties
1373
1374	// wrapped IInternalMachineControl methods
1375	HRESULT setRemoveSavedStateFile(BOOL aRemove);
1376	HRESULT updateState(MachineState_T aState);
1377	HRESULT beginPowerUp(const ComPtr<IProgress> &aProgress);
1378	HRESULT endPowerUp(LONG aResult);
1379	HRESULT beginPoweringDown(ComPtr<IProgress> &aProgress);
1380	HRESULT endPoweringDown(LONG aResult,
1381	const com::Utf8Str &aErrMsg);
1382	HRESULT runUSBDeviceFilters(const ComPtr<IUSBDevice> &aDevice,
1383	BOOL *aMatched,
1384	ULONG *aMaskedInterfaces);
1385	HRESULT captureUSBDevice(const com::Guid &aId, const com::Utf8Str &aCaptureFilename);
1386	HRESULT detachUSBDevice(const com::Guid &aId,
1387	BOOL aDone);
1388	HRESULT autoCaptureUSBDevices();
1389	HRESULT detachAllUSBDevices(BOOL aDone);
1390	HRESULT onSessionEnd(const ComPtr<ISession> &aSession,
1391	ComPtr<IProgress> &aProgress);
1392	HRESULT finishOnlineMergeMedium();
1393	HRESULT pullGuestProperties(std::vector<com::Utf8Str> &aNames,
1394	std::vector<com::Utf8Str> &aValues,
1395	std::vector<LONG64> &aTimestamps,
1396	std::vector<com::Utf8Str> &aFlags);
1397	HRESULT pushGuestProperty(const com::Utf8Str &aName,
1398	const com::Utf8Str &aValue,
1399	LONG64 aTimestamp,
1400	const com::Utf8Str &aFlags);
1401	HRESULT lockMedia();
1402	HRESULT unlockMedia();
1403	HRESULT ejectMedium(const ComPtr<IMediumAttachment> &aAttachment,
1404	ComPtr<IMediumAttachment> &aNewAttachment);
1405	HRESULT reportVmStatistics(ULONG aValidStats,
1406	ULONG aCpuUser,
1407	ULONG aCpuKernel,
1408	ULONG aCpuIdle,
1409	ULONG aMemTotal,
1410	ULONG aMemFree,
1411	ULONG aMemBalloon,
1412	ULONG aMemShared,
1413	ULONG aMemCache,
1414	ULONG aPagedTotal,
1415	ULONG aMemAllocTotal,
1416	ULONG aMemFreeTotal,
1417	ULONG aMemBalloonTotal,
1418	ULONG aMemSharedTotal,
1419	ULONG aVmNetRx,
1420	ULONG aVmNetTx);
1421	HRESULT authenticateExternal(const std::vector<com::Utf8Str> &aAuthParams,
1422	com::Utf8Str &aResult);
1423
1424
1425	struct ConsoleTaskData
1426	{
1427	ConsoleTaskData()
1428	: mLastState(MachineState_Null),
1429	mDeleteSnapshotInfo(NULL)
1430	{ }
1431
1432	MachineState_T mLastState;
1433	ComObjPtr<Progress> mProgress;
1434
1435	// used when deleting online snaphshot
1436	void *mDeleteSnapshotInfo;
1437	};
1438
1439	struct SaveStateTask;
1440	struct SnapshotTask;
1441	struct TakeSnapshotTask;
1442	struct DeleteSnapshotTask;
1443	struct RestoreSnapshotTask;
1444
1445	friend struct TakeSnapshotTask;
1446	friend struct DeleteSnapshotTask;
1447	friend struct RestoreSnapshotTask;
1448
1449	void i_saveStateHandler(SaveStateTask &aTask);
1450
1451	// Override some functionality for SessionMachine, this is where the
1452	// real action happens (the Machine methods are just dummies).
1453	HRESULT saveState(ComPtr<IProgress> &aProgress);
1454	HRESULT adoptSavedState(const com::Utf8Str &aSavedStateFile);
1455	HRESULT discardSavedState(BOOL aFRemoveFile);
1456	HRESULT takeSnapshot(const com::Utf8Str &aName,
1457	const com::Utf8Str &aDescription,
1458	BOOL aPause,
1459	com::Guid &aId,
1460	ComPtr<IProgress> &aProgress);
1461	HRESULT deleteSnapshot(const com::Guid &aId,
1462	ComPtr<IProgress> &aProgress);
1463	HRESULT deleteSnapshotAndAllChildren(const com::Guid &aId,
1464	ComPtr<IProgress> &aProgress);
1465	HRESULT deleteSnapshotRange(const com::Guid &aStartId,
1466	const com::Guid &aEndId,
1467	ComPtr<IProgress> &aProgress);
1468	HRESULT restoreSnapshot(const ComPtr<ISnapshot> &aSnapshot,
1469	ComPtr<IProgress> &aProgress);
1470
1471	void i_releaseSavedStateFile(const Utf8Str &strSavedStateFile, Snapshot *pSnapshotToIgnore);
1472
1473	void i_takeSnapshotHandler(TakeSnapshotTask &aTask);
1474	static void i_takeSnapshotProgressCancelCallback(void *pvUser);
1475	HRESULT i_finishTakingSnapshot(TakeSnapshotTask &aTask, AutoWriteLock &alock, bool aSuccess);
1476	HRESULT i_deleteSnapshot(const com::Guid &aStartId,
1477	const com::Guid &aEndId,
1478	BOOL aDeleteAllChildren,
1479	ComPtr<IProgress> &aProgress);
1480	void i_deleteSnapshotHandler(DeleteSnapshotTask &aTask);
1481	void i_restoreSnapshotHandler(RestoreSnapshotTask &aTask);
1482
1483	HRESULT i_prepareDeleteSnapshotMedium(const ComObjPtr<Medium> &aHD,
1484	const Guid &machineId,
1485	const Guid &snapshotId,
1486	bool fOnlineMergePossible,
1487	MediumLockList *aVMMALockList,
1488	ComObjPtr<Medium> &aSource,
1489	ComObjPtr<Medium> &aTarget,
1490	bool &fMergeForward,
1491	ComObjPtr<Medium> &pParentForTarget,
1492	MediumLockList * &aChildrenToReparent,
1493	bool &fNeedOnlineMerge,
1494	MediumLockList * &aMediumLockList,
1495	ComPtr<IToken> &aHDLockToken);
1496	void i_cancelDeleteSnapshotMedium(const ComObjPtr<Medium> &aHD,
1497	const ComObjPtr<Medium> &aSource,
1498	MediumLockList *aChildrenToReparent,
1499	bool fNeedsOnlineMerge,
1500	MediumLockList *aMediumLockList,
1501	const ComPtr<IToken> &aHDLockToken,
1502	const Guid &aMediumId,
1503	const Guid &aSnapshotId);
1504	HRESULT i_onlineMergeMedium(const ComObjPtr<MediumAttachment> &aMediumAttachment,
1505	const ComObjPtr<Medium> &aSource,
1506	const ComObjPtr<Medium> &aTarget,
1507	bool fMergeForward,
1508	const ComObjPtr<Medium> &pParentForTarget,
1509	MediumLockList *aChildrenToReparent,
1510	MediumLockList *aMediumLockList,
1511	ComObjPtr<Progress> &aProgress,
1512	bool *pfNeedsMachineSaveSettings);
1513
1514	HRESULT i_setMachineState(MachineState_T aMachineState);
1515	HRESULT i_updateMachineStateOnClient();
1516
1517	bool mRemoveSavedState;
1518
1519	ConsoleTaskData mConsoleTaskData;
1520
1521	/** client token for this machine */
1522	ClientToken *mClientToken;
1523
1524	int miNATNetworksStarted;
1525
1526	AUTHLIBRARYCONTEXT mAuthLibCtx;
1527	};
1528
1529	// SnapshotMachine class
1530	////////////////////////////////////////////////////////////////////////////////
1531
1532	/**
1533	* @note Notes on locking objects of this class:
1534	* SnapshotMachine shares some data with the primary Machine instance (pointed
1535	* to by the \|mPeer\| member). In order to provide data consistency it also
1536	* shares its lock handle. This means that whenever you lock a SessionMachine
1537	* instance using Auto[Reader]Lock or AutoMultiLock, the corresponding Machine
1538	* instance is also locked in the same lock mode. Keep it in mind.
1539	*/
1540	class ATL_NO_VTABLE SnapshotMachine :
1541	public Machine
1542	{
1543	public:
1544	VIRTUALBOXBASE_ADD_ERRORINFO_SUPPORT(SnapshotMachine, IMachine)
1545
1546	DECLARE_NOT_AGGREGATABLE(SnapshotMachine)
1547
1548	DECLARE_PROTECT_FINAL_CONSTRUCT()
1549
1550	BEGIN_COM_MAP(SnapshotMachine)
1551	COM_INTERFACE_ENTRY(ISupportErrorInfo)
1552	COM_INTERFACE_ENTRY(IMachine)
1553	COM_INTERFACE_ENTRY2(IDispatch, IMachine)
1554	VBOX_TWEAK_INTERFACE_ENTRY(IMachine)
1555	END_COM_MAP()
1556
1557	DECLARE_EMPTY_CTOR_DTOR(SnapshotMachine)
1558
1559	HRESULT FinalConstruct();
1560	void FinalRelease();
1561
1562	// public initializer/uninitializer for internal purposes only
1563	HRESULT init(SessionMachine *aSessionMachine,
1564	IN_GUID aSnapshotId,
1565	const Utf8Str &aStateFilePath);
1566	HRESULT initFromSettings(Machine *aMachine,
1567	const settings::Hardware &hardware,
1568	const settings::Debugging *pDbg,
1569	const settings::Autostart *pAutostart,
1570	IN_GUID aSnapshotId,
1571	const Utf8Str &aStateFilePath);
1572	void uninit();
1573
1574	// util::Lockable interface
1575	RWLockHandle *lockHandle() const;
1576
1577	// public methods only for internal purposes
1578
1579	virtual bool i_isSnapshotMachine() const
1580	{
1581	return true;
1582	}
1583
1584	HRESULT i_onSnapshotChange(Snapshot *aSnapshot);
1585
1586	// unsafe inline public methods for internal purposes only (ensure there is
1587	// a caller and a read lock before calling them!)
1588
1589	const Guid& i_getSnapshotId() const { return mSnapshotId; }
1590
1591	private:
1592
1593	Guid mSnapshotId;
1594	/** This field replaces mPeer for SessionMachine instances, as having
1595	* a peer reference is plain meaningless and causes many subtle problems
1596	* with saving settings and the like. */
1597	Machine * const mMachine;
1598
1599	friend class Snapshot;
1600	};
1601
1602	// third party methods that depend on SnapshotMachine definition
1603
1604	inline const Guid &Machine::i_getSnapshotId() const
1605	{
1606	return (i_isSnapshotMachine())
1607	? static_cast<const SnapshotMachine*>(this)->i_getSnapshotId()
1608	: Guid::Empty;
1609	}
1610
1611
1612	#endif // ____H_MACHINEIMPL
1613	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/include/MachineImpl.h@ 62141

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