HostNetworkInterfaceImpl.cpp@ 71253

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1	/* $Id: HostNetworkInterfaceImpl.cpp 69500 2017-10-28 15:14:05Z vboxsync $ */
2
3	/** @file
4	*
5	* VirtualBox COM class implementation
6	*/
7
8	/*
9	* Copyright (C) 2006-2017 Oracle Corporation
10	*
11	* This file is part of VirtualBox Open Source Edition (OSE), as
12	* available from http://www.virtualbox.org. This file is free software;
13	* you can redistribute it and/or modify it under the terms of the GNU
14	* General Public License (GPL) as published by the Free Software
15	* Foundation, in version 2 as it comes in the "COPYING" file of the
16	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
17	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
18	*/
19	#include "HostNetworkInterfaceImpl.h"
20	#include "AutoCaller.h"
21	#include "Logging.h"
22	#include "netif.h"
23	#ifdef VBOX_WITH_RESOURCE_USAGE_API
24	# include "Performance.h"
25	# include "PerformanceImpl.h"
26	#endif
27
28	#include <iprt/cpp/utils.h>
29
30	#ifdef RT_OS_FREEBSD
31	# include <netinet/in.h> /* INADDR_NONE */
32	#endif /* RT_OS_FREEBSD */
33
34	#include "VirtualBoxImpl.h"
35
36	// constructor / destructor
37	/////////////////////////////////////////////////////////////////////////////
38
39	HostNetworkInterface::HostNetworkInterface()
40	: mVirtualBox(NULL)
41	{
42	}
43
44	HostNetworkInterface::~HostNetworkInterface()
45	{
46	}
47
48	HRESULT HostNetworkInterface::FinalConstruct()
49	{
50	return BaseFinalConstruct();
51	}
52
53	void HostNetworkInterface::FinalRelease()
54	{
55	uninit();
56	BaseFinalRelease();
57	}
58
59	// public initializer/uninitializer for internal purposes only
60	/////////////////////////////////////////////////////////////////////////////
61
62	/**
63	* Initializes the host object.
64	*
65	* @returns COM result indicator
66	* @param aInterfaceName name of the network interface
67	* @param aShortName short name of the network interface
68	* @param aGuid GUID of the host network interface
69	* @param ifType interface type
70	*/
71	HRESULT HostNetworkInterface::init(Bstr aInterfaceName, Bstr aShortName, Guid aGuid, HostNetworkInterfaceType_T ifType)
72	{
73	LogFlowThisFunc(("aInterfaceName={%ls}, aGuid={%s}\n",
74	aInterfaceName.raw(), aGuid.toString().c_str()));
75
76	ComAssertRet(!aInterfaceName.isEmpty(), E_INVALIDARG);
77	ComAssertRet(aGuid.isValid(), E_INVALIDARG);
78
79	/* Enclose the state transition NotReady->InInit->Ready */
80	AutoInitSpan autoInitSpan(this);
81	AssertReturn(autoInitSpan.isOk(), E_FAIL);
82
83	unconst(mInterfaceName) = aInterfaceName;
84	unconst(mNetworkName) = i_composeNetworkName(aShortName);
85	unconst(mShortName) = aShortName;
86	unconst(mGuid) = aGuid;
87	mIfType = ifType;
88
89	/* Confirm a successful initialization */
90	autoInitSpan.setSucceeded();
91
92	return S_OK;
93	}
94
95	#ifdef VBOX_WITH_RESOURCE_USAGE_API
96
97	void HostNetworkInterface::i_registerMetrics(PerformanceCollector *aCollector, ComPtr<IUnknown> objptr)
98	{
99	LogFlowThisFunc(("mShortName={%ls}, mInterfaceName={%ls}, mGuid={%s}, mSpeedMbits=%u\n",
100	mShortName.raw(), mInterfaceName.raw(), mGuid.toString().c_str(), m.speedMbits));
101	pm::CollectorHAL *hal = aCollector->getHAL();
102	/* Create sub metrics */
103	Utf8StrFmt strName("Net/%ls", mShortName.raw());
104	pm::SubMetric *networkLoadRx = new pm::SubMetric(strName + "/Load/Rx",
105	"Percentage of network interface receive bandwidth used.");
106	pm::SubMetric *networkLoadTx = new pm::SubMetric(strName + "/Load/Tx",
107	"Percentage of network interface transmit bandwidth used.");
108	pm::SubMetric *networkLinkSpeed = new pm::SubMetric(strName + "/LinkSpeed",
109	"Physical link speed.");
110
111	/* Create and register base metrics */
112	pm::BaseMetric *networkSpeed = new pm::HostNetworkSpeed(hal, objptr, strName + "/LinkSpeed",
113	Utf8Str(mShortName), Utf8Str(mInterfaceName),
114	m.speedMbits, networkLinkSpeed);
115	aCollector->registerBaseMetric(networkSpeed);
116	pm::BaseMetric *networkLoad = new pm::HostNetworkLoadRaw(hal, objptr, strName + "/Load",
117	Utf8Str(mShortName), Utf8Str(mInterfaceName),
118	m.speedMbits, networkLoadRx, networkLoadTx);
119	aCollector->registerBaseMetric(networkLoad);
120
121	aCollector->registerMetric(new pm::Metric(networkSpeed, networkLinkSpeed, 0));
122	aCollector->registerMetric(new pm::Metric(networkSpeed, networkLinkSpeed,
123	new pm::AggregateAvg()));
124	aCollector->registerMetric(new pm::Metric(networkSpeed, networkLinkSpeed,
125	new pm::AggregateMin()));
126	aCollector->registerMetric(new pm::Metric(networkSpeed, networkLinkSpeed,
127	new pm::AggregateMax()));
128
129	aCollector->registerMetric(new pm::Metric(networkLoad, networkLoadRx, 0));
130	aCollector->registerMetric(new pm::Metric(networkLoad, networkLoadRx,
131	new pm::AggregateAvg()));
132	aCollector->registerMetric(new pm::Metric(networkLoad, networkLoadRx,
133	new pm::AggregateMin()));
134	aCollector->registerMetric(new pm::Metric(networkLoad, networkLoadRx,
135	new pm::AggregateMax()));
136
137	aCollector->registerMetric(new pm::Metric(networkLoad, networkLoadTx, 0));
138	aCollector->registerMetric(new pm::Metric(networkLoad, networkLoadTx,
139	new pm::AggregateAvg()));
140	aCollector->registerMetric(new pm::Metric(networkLoad, networkLoadTx,
141	new pm::AggregateMin()));
142	aCollector->registerMetric(new pm::Metric(networkLoad, networkLoadTx,
143	new pm::AggregateMax()));
144	}
145
146	void HostNetworkInterface::i_unregisterMetrics(PerformanceCollector *aCollector, ComPtr<IUnknown> objptr)
147	{
148	LogFlowThisFunc(("mShortName={%ls}, mInterfaceName={%ls}, mGuid={%s}\n",
149	mShortName.raw(), mInterfaceName.raw(), mGuid.toString().c_str()));
150	Utf8StrFmt name("Net/%ls", mShortName.raw());
151	aCollector->unregisterMetricsFor(objptr, name + "/*");
152	aCollector->unregisterBaseMetricsFor(objptr, name);
153	}
154
155	#endif /* VBOX_WITH_RESOURCE_USAGE_API */
156
157	#ifdef VBOX_WITH_HOSTNETIF_API
158
159	HRESULT HostNetworkInterface::updateConfig()
160	{
161	NETIFINFO info;
162	int rc = NetIfGetConfig(this, &info);
163	if (RT_SUCCESS(rc))
164	{
165	int iPrefixIPv6;
166
167	m.realIPAddress = m.IPAddress = info.IPAddress.u;
168	m.realNetworkMask = m.networkMask = info.IPNetMask.u;
169	m.dhcpEnabled = info.fDhcpEnabled;
170	if (info.IPv6Address.s.Lo \|\| info.IPv6Address.s.Hi)
171	m.realIPV6Address = m.IPV6Address = Bstr(Utf8StrFmt("%RTnaipv6", &info.IPv6Address));
172	else
173	m.realIPV6Address = m.IPV6Address = Bstr("");
174	RTNetMaskToPrefixIPv6(&info.IPv6NetMask, &iPrefixIPv6);
175	m.realIPV6PrefixLength = m.IPV6NetworkMaskPrefixLength = iPrefixIPv6;
176	m.hardwareAddress = Bstr(Utf8StrFmt("%RTmac", &info.MACAddress));
177	#ifdef RT_OS_WINDOWS
178	m.mediumType = (HostNetworkInterfaceMediumType)info.enmMediumType;
179	m.status = (HostNetworkInterfaceStatus)info.enmStatus;
180	#else /* !RT_OS_WINDOWS */
181	m.mediumType = info.enmMediumType;
182	m.status = info.enmStatus;
183	#endif /* !RT_OS_WINDOWS */
184	m.speedMbits = info.uSpeedMbits;
185	m.wireless = info.fWireless;
186	return S_OK;
187	}
188	return rc == VERR_NOT_IMPLEMENTED ? E_NOTIMPL : E_FAIL;
189	}
190
191	Bstr HostNetworkInterface::i_composeNetworkName(const Utf8Str aShortName)
192	{
193	return Utf8Str("HostInterfaceNetworking-").append(aShortName);
194	}
195	/**
196	* Initializes the host object.
197	*
198	* @returns COM result indicator
199	* @param aInterfaceName name of the network interface
200	* @param aGuid GUID of the host network interface
201	*/
202	HRESULT HostNetworkInterface::init(Bstr aInterfaceName, HostNetworkInterfaceType_T ifType, PNETIFINFO pIf)
203	{
204	// LogFlowThisFunc(("aInterfaceName={%ls}, aGuid={%s}\n",
205	// aInterfaceName.raw(), aGuid.toString().raw()));
206
207	// ComAssertRet(aInterfaceName, E_INVALIDARG);
208	// ComAssertRet(aGuid.isValid(), E_INVALIDARG);
209	ComAssertRet(pIf, E_INVALIDARG);
210
211	/* Enclose the state transition NotReady->InInit->Ready */
212	AutoInitSpan autoInitSpan(this);
213	AssertReturn(autoInitSpan.isOk(), E_FAIL);
214
215	unconst(mInterfaceName) = aInterfaceName;
216	unconst(mGuid) = pIf->Uuid;
217	if (pIf->szShortName[0])
218	{
219	unconst(mNetworkName) = i_composeNetworkName(pIf->szShortName);
220	unconst(mShortName) = pIf->szShortName;
221	}
222	else
223	{
224	unconst(mNetworkName) = i_composeNetworkName(aInterfaceName);
225	unconst(mShortName) = aInterfaceName;
226	}
227	mIfType = ifType;
228
229	int iPrefixIPv6;
230
231	m.realIPAddress = m.IPAddress = pIf->IPAddress.u;
232	m.realNetworkMask = m.networkMask = pIf->IPNetMask.u;
233	if (pIf->IPv6Address.s.Lo \|\| pIf->IPv6Address.s.Hi)
234	m.realIPV6Address = m.IPV6Address = Bstr(Utf8StrFmt("%RTnaipv6", &pIf->IPv6Address));
235	else
236	m.realIPV6Address = m.IPV6Address = Bstr("");
237	RTNetMaskToPrefixIPv6(&pIf->IPv6NetMask, &iPrefixIPv6);
238	m.realIPV6PrefixLength = m.IPV6NetworkMaskPrefixLength = iPrefixIPv6;
239	m.dhcpEnabled = pIf->fDhcpEnabled;
240	m.hardwareAddress = Bstr(Utf8StrFmt("%RTmac", &pIf->MACAddress));
241	#ifdef RT_OS_WINDOWS
242	m.mediumType = (HostNetworkInterfaceMediumType)pIf->enmMediumType;
243	m.status = (HostNetworkInterfaceStatus)pIf->enmStatus;
244	#else /* !RT_OS_WINDOWS */
245	m.mediumType = pIf->enmMediumType;
246	m.status = pIf->enmStatus;
247	#endif /* !RT_OS_WINDOWS */
248	m.speedMbits = pIf->uSpeedMbits;
249	m.wireless = pIf->fWireless;
250
251	/* Confirm a successful initialization */
252	autoInitSpan.setSucceeded();
253
254	return S_OK;
255	}
256	#endif
257
258	// wrapped IHostNetworkInterface properties
259	/////////////////////////////////////////////////////////////////////////////
260	/**
261	* Returns the name of the host network interface.
262	*
263	* @returns COM status code
264	* @param aInterfaceName - Interface Name
265	*/
266
267	HRESULT HostNetworkInterface::getName(com::Utf8Str &aInterfaceName)
268	{
269	aInterfaceName = mInterfaceName;
270	return S_OK;
271	}
272
273	/**
274	* Returns the short name of the host network interface.
275	*
276	* @returns COM status code
277	* @param aShortName Short Name
278	*/
279
280	HRESULT HostNetworkInterface::getShortName(com::Utf8Str &aShortName)
281	{
282	aShortName = mShortName;
283
284	return S_OK;
285	}
286
287	/**
288	* Returns the GUID of the host network interface.
289	*
290	* @returns COM status code
291	* @param aGuid GUID
292	*/
293	HRESULT HostNetworkInterface::getId(com::Guid &aGuid)
294	{
295	aGuid = mGuid;
296
297	return S_OK;
298	}
299
300	HRESULT HostNetworkInterface::getDHCPEnabled(BOOL *aDHCPEnabled)
301	{
302	*aDHCPEnabled = m.dhcpEnabled;
303
304	return S_OK;
305	}
306
307
308	/**
309	* Returns the IP address of the host network interface.
310	*
311	* @returns COM status code
312	* @param aIPAddress Address name
313	*/
314	HRESULT HostNetworkInterface::getIPAddress(com::Utf8Str &aIPAddress)
315	{
316	in_addr tmp;
317	#if defined(RT_OS_WINDOWS)
318	tmp.S_un.S_addr = m.IPAddress;
319	#else
320	tmp.s_addr = m.IPAddress;
321	#endif
322	char *addr = inet_ntoa(tmp);
323	if (addr)
324	{
325	aIPAddress = addr;
326	return S_OK;
327	}
328
329	return E_FAIL;
330	}
331
332	/**
333	* Returns the netwok mask of the host network interface.
334	*
335	* @returns COM status code
336	* @param aNetworkMask name.
337	*/
338	HRESULT HostNetworkInterface::getNetworkMask(com::Utf8Str &aNetworkMask)
339	{
340
341	in_addr tmp;
342	#if defined(RT_OS_WINDOWS)
343	tmp.S_un.S_addr = m.networkMask;
344	#else
345	tmp.s_addr = m.networkMask;
346	#endif
347	char *addr = inet_ntoa(tmp);
348	if (addr)
349	{
350	aNetworkMask = Utf8Str(addr);
351	return S_OK;
352	}
353
354	return E_FAIL;
355	}
356
357	HRESULT HostNetworkInterface::getIPV6Supported(BOOL *aIPV6Supported)
358	{
359	#if defined(RT_OS_WINDOWS)
360	*aIPV6Supported = FALSE;
361	#else
362	*aIPV6Supported = TRUE;
363	#endif
364
365	return S_OK;
366	}
367
368	/**
369	* Returns the IP V6 address of the host network interface.
370	*
371	* @returns COM status code
372	* @param aIPV6Address
373	*/
374	HRESULT HostNetworkInterface::getIPV6Address(com::Utf8Str &aIPV6Address)
375	{
376	aIPV6Address = m.IPV6Address;
377	return S_OK;
378	}
379
380	/**
381	* Returns the IP V6 network mask prefix length of the host network interface.
382	*
383	* @returns COM status code
384	* @param aIPV6NetworkMaskPrefixLength address of result pointer
385	*/
386	HRESULT HostNetworkInterface::getIPV6NetworkMaskPrefixLength(ULONG *aIPV6NetworkMaskPrefixLength)
387	{
388	*aIPV6NetworkMaskPrefixLength = m.IPV6NetworkMaskPrefixLength;
389
390	return S_OK;
391	}
392
393	/**
394	* Returns the hardware address of the host network interface.
395	*
396	* @returns COM status code
397	* @param aHardwareAddress hardware address
398	*/
399	HRESULT HostNetworkInterface::getHardwareAddress(com::Utf8Str &aHardwareAddress)
400	{
401	aHardwareAddress = m.hardwareAddress;
402	return S_OK;
403	}
404
405	/**
406	* Returns the encapsulation protocol type of the host network interface.
407	*
408	* @returns COM status code
409	* @param aType address of result pointer
410	*/
411	HRESULT HostNetworkInterface::getMediumType(HostNetworkInterfaceMediumType_T *aType)
412	{
413	*aType = m.mediumType;
414
415	return S_OK;
416	}
417
418	/**
419	* Returns the current state of the host network interface.
420	*
421	* @returns COM status code
422	* @param aStatus address of result pointer
423	*/
424	HRESULT HostNetworkInterface::getStatus(HostNetworkInterfaceStatus_T *aStatus)
425	{
426	*aStatus = m.status;
427
428	return S_OK;
429	}
430
431	/**
432	* Returns network interface type
433	*
434	* @returns COM status code
435	* @param aType address of result pointer
436	*/
437	HRESULT HostNetworkInterface::getInterfaceType(HostNetworkInterfaceType_T *aType)
438	{
439	*aType = mIfType;
440
441	return S_OK;
442
443	}
444
445	HRESULT HostNetworkInterface::getNetworkName(com::Utf8Str &aNetworkName)
446	{
447	aNetworkName = mNetworkName;
448
449	return S_OK;
450	}
451
452	HRESULT HostNetworkInterface::getWireless(BOOL *aWireless)
453	{
454	*aWireless = m.wireless;
455
456	return S_OK;
457	}
458
459	HRESULT HostNetworkInterface::enableStaticIPConfig(const com::Utf8Str &aIPAddress,
460	const com::Utf8Str &aNetworkMask)
461	{
462	#ifndef VBOX_WITH_HOSTNETIF_API
463	return E_NOTIMPL;
464	#else
465	if (aIPAddress.isEmpty())
466	{
467	if (m.IPAddress)
468	{
469	int rc = NetIfEnableStaticIpConfig(mVirtualBox, this, m.IPAddress, 0, 0);
470	if (RT_SUCCESS(rc))
471	{
472	m.realIPAddress = 0;
473	if (FAILED(mVirtualBox->SetExtraData(BstrFmt("HostOnly/%ls/IPAddress",
474	mInterfaceName.raw()).raw(), NULL)))
475	return E_FAIL;
476	if (FAILED(mVirtualBox->SetExtraData(BstrFmt("HostOnly/%ls/IPNetMask",
477	mInterfaceName.raw()).raw(), NULL)))
478	return E_FAIL;
479	return S_OK;
480	}
481	}
482	else
483	return S_OK;
484	}
485
486	ULONG ip, mask;
487	ip = inet_addr(aIPAddress.c_str());
488	if (ip != INADDR_NONE)
489	{
490	if (aNetworkMask.isEmpty())
491	mask = 0xFFFFFF;
492	else
493	mask = inet_addr(aNetworkMask.c_str());
494	if (mask != INADDR_NONE)
495	{
496	if (m.realIPAddress == ip && m.realNetworkMask == mask)
497	return S_OK;
498	int rc = NetIfEnableStaticIpConfig(mVirtualBox, this, m.IPAddress, ip, mask);
499	if (RT_SUCCESS(rc))
500	{
501	m.realIPAddress = ip;
502	m.realNetworkMask = mask;
503	if (FAILED(mVirtualBox->SetExtraData(BstrFmt("HostOnly/%ls/IPAddress",
504	mInterfaceName.raw()).raw(),
505	Bstr(aIPAddress).raw())))
506	return E_FAIL;
507	if (FAILED(mVirtualBox->SetExtraData(BstrFmt("HostOnly/%ls/IPNetMask",
508	mInterfaceName.raw()).raw(),
509	Bstr(aNetworkMask).raw())))
510	return E_FAIL;
511	return S_OK;
512	}
513	else
514	{
515	LogRel(("Failed to EnableStaticIpConfig with rc=%Rrc\n", rc));
516	return rc == VERR_NOT_IMPLEMENTED ? E_NOTIMPL : E_FAIL;
517	}
518
519	}
520	}
521	return E_FAIL;
522	#endif
523	}
524
525	HRESULT HostNetworkInterface::enableStaticIPConfigV6(const com::Utf8Str &aIPV6Address,
526	ULONG aIPV6NetworkMaskPrefixLength)
527	{
528	#ifndef VBOX_WITH_HOSTNETIF_API
529	return E_NOTIMPL;
530	#else
531	if (aIPV6NetworkMaskPrefixLength > 128)
532	return mVirtualBox->setErrorBoth(E_INVALIDARG, VERR_INVALID_PARAMETER,
533	"Invalid IPv6 prefix length");
534
535	int rc;
536
537	RTNETADDRIPV6 AddrOld, AddrNew;
538	char *pszZoneIgnored;
539	bool fAddrChanged;
540
541	rc = RTNetStrToIPv6Addr(aIPV6Address.c_str(), &AddrNew, &pszZoneIgnored);
542	if (RT_FAILURE(rc))
543	{
544	return mVirtualBox->setErrorBoth(E_INVALIDARG, rc, "Invalid IPv6 address");
545	}
546
547	rc = RTNetStrToIPv6Addr(com::Utf8Str(m.realIPV6Address).c_str(), &AddrOld, &pszZoneIgnored);
548	if (RT_SUCCESS(rc))
549	{
550	fAddrChanged = (AddrNew.s.Lo != AddrOld.s.Lo \|\| AddrNew.s.Hi != AddrOld.s.Hi);
551	}
552	else
553	{
554	fAddrChanged = true;
555	}
556
557	if ( fAddrChanged
558	\|\| m.realIPV6PrefixLength != aIPV6NetworkMaskPrefixLength)
559	{
560	BSTR bstr;
561	aIPV6Address.cloneTo(&bstr);
562	if (aIPV6NetworkMaskPrefixLength == 0)
563	aIPV6NetworkMaskPrefixLength = 64;
564	rc = NetIfEnableStaticIpConfigV6(mVirtualBox, this, m.IPV6Address.raw(),
565	bstr, aIPV6NetworkMaskPrefixLength);
566	if (RT_FAILURE(rc))
567	{
568	LogRel(("Failed to EnableStaticIpConfigV6 with rc=%Rrc\n", rc));
569	return rc == VERR_NOT_IMPLEMENTED ? E_NOTIMPL : E_FAIL;
570	}
571	else
572	{
573	m.realIPV6Address = aIPV6Address;
574	m.realIPV6PrefixLength = aIPV6NetworkMaskPrefixLength;
575	if (FAILED(mVirtualBox->SetExtraData(BstrFmt("HostOnly/%ls/IPV6Address",
576	mInterfaceName.raw()).raw(),
577	Bstr(aIPV6Address).raw())))
578	return E_FAIL;
579	if (FAILED(mVirtualBox->SetExtraData(BstrFmt("HostOnly/%ls/IPV6NetMask",
580	mInterfaceName.raw()).raw(),
581	BstrFmt("%u", aIPV6NetworkMaskPrefixLength).raw())))
582	return E_FAIL;
583	}
584
585	}
586	return S_OK;
587	#endif
588	}
589
590	HRESULT HostNetworkInterface::enableDynamicIPConfig()
591	{
592	#ifndef VBOX_WITH_HOSTNETIF_API
593	return E_NOTIMPL;
594	#else
595	int rc = NetIfEnableDynamicIpConfig(mVirtualBox, this);
596	if (RT_FAILURE(rc))
597	{
598	LogRel(("Failed to EnableDynamicIpConfig with rc=%Rrc\n", rc));
599	return rc == VERR_NOT_IMPLEMENTED ? E_NOTIMPL : E_FAIL;
600	}
601	return S_OK;
602	#endif
603	}
604
605	HRESULT HostNetworkInterface::dHCPRediscover()
606	{
607	#ifndef VBOX_WITH_HOSTNETIF_API
608	return E_NOTIMPL;
609	#else
610	int rc = NetIfDhcpRediscover(mVirtualBox, this);
611	if (RT_FAILURE(rc))
612	{
613	LogRel(("Failed to DhcpRediscover with rc=%Rrc\n", rc));
614	return rc == VERR_NOT_IMPLEMENTED ? E_NOTIMPL : E_FAIL;
615	}
616	return S_OK;
617	#endif
618	}
619
620	HRESULT HostNetworkInterface::i_setVirtualBox(VirtualBox *pVirtualBox)
621	{
622	AutoCaller autoCaller(this);
623	if (FAILED(autoCaller.rc())) return autoCaller.rc();
624
625	AssertReturn(mVirtualBox != pVirtualBox, S_OK);
626
627	unconst(mVirtualBox) = pVirtualBox;
628
629	#if !defined(RT_OS_WINDOWS)
630	/* If IPv4 address hasn't been initialized */
631	if (m.IPAddress == 0 && mIfType == HostNetworkInterfaceType_HostOnly)
632	{
633	Bstr tmpAddr, tmpMask;
634	HRESULT hrc = mVirtualBox->GetExtraData(BstrFmt("HostOnly/%ls/IPAddress",
635	mInterfaceName.raw()).raw(),
636	tmpAddr.asOutParam());
637	if (FAILED(hrc) \|\| tmpAddr.isEmpty())
638	tmpAddr = getDefaultIPv4Address(mInterfaceName);
639
640	hrc = mVirtualBox->GetExtraData(BstrFmt("HostOnly/%ls/IPNetMask",
641	mInterfaceName.raw()).raw(),
642	tmpMask.asOutParam());
643	if (FAILED(hrc) \|\| tmpMask.isEmpty())
644	tmpMask = Bstr(VBOXNET_IPV4MASK_DEFAULT);
645
646	m.IPAddress = inet_addr(Utf8Str(tmpAddr).c_str());
647	m.networkMask = inet_addr(Utf8Str(tmpMask).c_str());
648	}
649
650	if (m.IPV6Address.isEmpty())
651	{
652	Bstr tmpPrefixLen;
653	HRESULT hrc = mVirtualBox->GetExtraData(BstrFmt("HostOnly/%ls/IPV6Address",
654	mInterfaceName.raw()).raw(),
655	m.IPV6Address.asOutParam());
656	if (SUCCEEDED(hrc) && !m.IPV6Address.isEmpty())
657	{
658	hrc = mVirtualBox->GetExtraData(BstrFmt("HostOnly/%ls/IPV6PrefixLen",
659	mInterfaceName.raw()).raw(),
660	tmpPrefixLen.asOutParam());
661	if (SUCCEEDED(hrc) && !tmpPrefixLen.isEmpty())
662	m.IPV6NetworkMaskPrefixLength = Utf8Str(tmpPrefixLen).toUInt32();
663	else
664	m.IPV6NetworkMaskPrefixLength = 64;
665	}
666	}
667	#endif
668
669	return S_OK;
670	}
671
672	/* vi: set tabstop=4 shiftwidth=4 expandtab: */

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source: vbox/trunk/src/VBox/Main/src-server/HostNetworkInterfaceImpl.cpp@ 71253

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