VBoxManageNATNetwork.cpp@ 93701

Last change on this file since 93701 was 93701, checked in by vboxsync, 3 years ago
VBoxManage: some Utf8Str optimizations in NAT Network.
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1	/* $Id: VBoxManageNATNetwork.cpp 93701 2022-02-11 18:58:31Z vboxsync $ */
2	/** @file
3	* VBoxManage - Implementation of NAT Network command command.
4	*/
5
6	/*
7	* Copyright (C) 2006-2022 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
19	/*********************************************************************************************************************************
20	* Header Files *
21	*********************************************************************************************************************************/
22	#ifndef VBOX_ONLY_DOCS
23
24	#include <VBox/com/com.h>
25	#include <VBox/com/array.h>
26	#include <VBox/com/ErrorInfo.h>
27	#include <VBox/com/errorprint.h>
28	#include <VBox/com/VirtualBox.h>
29	#endif /* !VBOX_ONLY_DOCS */
30
31	#ifndef RT_OS_WINDOWS
32	# include <netinet/in.h>
33	#else
34	/* from <ws2ipdef.h> */
35	# define INET6_ADDRSTRLEN 65
36	#endif
37
38	#define IPv6
39
40	#include <iprt/cdefs.h>
41	#include <iprt/cidr.h>
42	#include <iprt/param.h>
43	#include <iprt/path.h>
44	#include <iprt/stream.h>
45	#include <iprt/string.h>
46	#include <iprt/net.h>
47	#include <iprt/getopt.h>
48	#include <iprt/ctype.h>
49
50	#include <VBox/log.h>
51
52	#include <algorithm>
53	#include <vector>
54	#include <iprt/sanitized/string>
55
56	#include "VBoxManage.h"
57	#include "VBoxPortForwardString.h"
58
59	#ifndef VBOX_ONLY_DOCS
60
61	DECLARE_TRANSLATION_CONTEXT(Nat);
62
63	using namespace com;
64
65	typedef enum
66	{
67	OP_ADD = 1000,
68	OP_REMOVE,
69	OP_MODIFY,
70	OP_START,
71	OP_STOP
72	} OPCODE;
73
74	typedef struct PFNAME2DELETE
75	{
76	char szName[PF_NAMELEN];
77	bool fIPv6;
78	} PFNAME2DELETE, *PPFNAME2DELETE;
79
80	typedef std::vector<PFNAME2DELETE> VPF2DELETE;
81	typedef VPF2DELETE::const_iterator VPF2DELETEITERATOR;
82
83	typedef std::vector<PORTFORWARDRULE> VPF2ADD;
84	typedef VPF2ADD::const_iterator VPF2ADDITERATOR;
85
86	typedef std::vector<std::string> LOOPBACK2DELETEADD;
87	typedef LOOPBACK2DELETEADD::iterator LOOPBACK2DELETEADDITERATOR;
88
89	static HRESULT printNATNetwork(const ComPtr<INATNetwork> &pNATNet,
90	bool fLong = true)
91	{
92	HRESULT rc;
93
94	do
95	{
96	Bstr strVal;
97	BOOL fVal;
98
99	CHECK_ERROR_BREAK(pNATNet, COMGETTER(NetworkName)(strVal.asOutParam()));
100	RTPrintf(Nat::tr("Name: %ls\n"), strVal.raw());
101
102	if (fLong)
103	{
104	/*
105	* What does it even mean for a natnet to be disabled?
106	* (rhetorical question). Anyway, don't print it unless
107	* asked for a complete dump.
108	*/
109	CHECK_ERROR_BREAK(pNATNet, COMGETTER(Enabled)(&fVal));
110	RTPrintf(Nat::tr("Enabled: %s\n"), fVal ? Nat::tr("Yes") : Nat::tr("No"));
111	}
112
113	CHECK_ERROR_BREAK(pNATNet, COMGETTER(Network)(strVal.asOutParam()));
114	RTPrintf(Nat::tr("Network: %ls\n"), strVal.raw());
115
116	CHECK_ERROR_BREAK(pNATNet, COMGETTER(Gateway)(strVal.asOutParam()));
117	RTPrintf(Nat::tr("Gateway: %ls\n"), strVal.raw());
118
119	CHECK_ERROR_BREAK(pNATNet, COMGETTER(NeedDhcpServer)(&fVal));
120	RTPrintf(Nat::tr("DHCP Sever: %s\n"), fVal ? Nat::tr("Yes") : Nat::tr("No"));
121
122	CHECK_ERROR_BREAK(pNATNet, COMGETTER(IPv6Enabled)(&fVal));
123	RTPrintf("IPv6: %s\n", fVal ? Nat::tr("Yes") : Nat::tr("No"));
124
125	CHECK_ERROR_BREAK(pNATNet, COMGETTER(IPv6Prefix)(strVal.asOutParam()));
126	RTPrintf(Nat::tr("IPv6 Prefix: %ls\n"), strVal.raw());
127
128	CHECK_ERROR_BREAK(pNATNet, COMGETTER(AdvertiseDefaultIPv6RouteEnabled)(&fVal));
129	RTPrintf(Nat::tr("IPv6 Default: %s\n"), fVal ? Nat::tr("Yes") : Nat::tr("No"));
130
131
132	if (fLong)
133	{
134	com::SafeArray<BSTR> strs;
135
136	#define PRINT_STRING_ARRAY(title) do { \
137	if (strs.size() > 0) \
138	{ \
139	RTPrintf(title); \
140	for (size_t j = 0; j < strs.size(); ++j) \
141	RTPrintf(" %s\n", Utf8Str(strs[j]).c_str()); \
142	} \
143	} while (0)
144
145	CHECK_ERROR_BREAK(pNATNet, COMGETTER(PortForwardRules4)(ComSafeArrayAsOutParam(strs)));
146	PRINT_STRING_ARRAY(Nat::tr("Port-forwarding (ipv4)\n"));
147	strs.setNull();
148
149	CHECK_ERROR(pNATNet, COMGETTER(PortForwardRules6)(ComSafeArrayAsOutParam(strs)));
150	PRINT_STRING_ARRAY(Nat::tr("Port-forwarding (ipv6)\n"));
151	strs.setNull();
152
153	CHECK_ERROR(pNATNet, COMGETTER(LocalMappings)(ComSafeArrayAsOutParam(strs)));
154	PRINT_STRING_ARRAY(Nat::tr("loopback mappings (ipv4)\n"));
155	strs.setNull();
156
157	#undef PRINT_STRING_ARRAY
158	}
159
160	RTPrintf("\n");
161	} while (0);
162
163	return rc;
164	}
165
166	static RTEXITCODE handleNATList(HandlerArg *a)
167	{
168	HRESULT rc;
169
170	RTPrintf(Nat::tr("NAT Networks:\n\n"));
171
172	const char *pszFilter = NULL;
173	if (a->argc > 1)
174	pszFilter = a->argv[1];
175
176	size_t cFound = 0;
177
178	com::SafeIfaceArray<INATNetwork> arrNetNets;
179	CHECK_ERROR(a->virtualBox, COMGETTER(NATNetworks)(ComSafeArrayAsOutParam(arrNetNets)));
180	for (size_t i = 0; i < arrNetNets.size(); ++i)
181	{
182	ComPtr<INATNetwork> pNATNet = arrNetNets[i];
183
184	if (pszFilter)
185	{
186	Bstr strVal;
187	CHECK_ERROR_BREAK(pNATNet, COMGETTER(NetworkName)(strVal.asOutParam()));
188
189	Utf8Str strValUTF8(strVal);
190	if (!RTStrSimplePatternMatch(pszFilter, strValUTF8.c_str()))
191	continue;
192	}
193
194	rc = printNATNetwork(pNATNet);
195	if (FAILED(rc))
196	break;
197
198	cFound++;
199	}
200
201	if (SUCCEEDED(rc))
202	RTPrintf(Nat::tr("%zu %s found\n"), cFound, cFound == 1 ? Nat::tr("network") : Nat::tr("networks", "", cFound));
203
204	return SUCCEEDED(rc) ? RTEXITCODE_SUCCESS : RTEXITCODE_FAILURE;
205	}
206
207	static RTEXITCODE handleOp(HandlerArg *a, OPCODE enmCode)
208	{
209	if (a->argc - 1 <= 1)
210	return errorSyntax(USAGE_NATNETWORK, Nat::tr("Not enough parameters"));
211
212	const char *pNetName = NULL;
213	const char *pPrefixIPv4 = NULL;
214	const char *pPrefixIPv6 = NULL;
215	int enable = -1;
216	int dhcp = -1;
217	int ipv6 = -1;
218	int ipv6_default = -1;
219
220	VPF2DELETE vPfName2Delete;
221	VPF2ADD vPf2Add;
222
223	LOOPBACK2DELETEADD vLoopback2Delete;
224	LOOPBACK2DELETEADD vLoopback2Add;
225
226	LONG loopback6Offset = 0; /* ignore me */
227
228	enum
229	{
230	kNATNetworkIota = 1000,
231	kNATNetwork_IPv6Default,
232	kNATNetwork_IPv6Prefix,
233	};
234
235	static const RTGETOPTDEF g_aNATNetworkIPOptions[] =
236	{
237	{ "--netname", 't', RTGETOPT_REQ_STRING },
238	{ "--network", 'n', RTGETOPT_REQ_STRING }, /* old name */
239	{ "--ipv4-prefix", 'n', RTGETOPT_REQ_STRING }, /* new name */
240	{ "--dhcp", 'h', RTGETOPT_REQ_BOOL },
241	{ "--ipv6", '6', RTGETOPT_REQ_BOOL }, /* old name */
242	{ "--ipv6-default", kNATNetwork_IPv6Default, RTGETOPT_REQ_BOOL },
243	{ "--ipv6-enable", '6', RTGETOPT_REQ_BOOL }, /* new name */
244	{ "--ipv6-prefix", kNATNetwork_IPv6Prefix, RTGETOPT_REQ_STRING },
245	{ "--enable", 'e', RTGETOPT_REQ_NOTHING },
246	{ "--disable", 'd', RTGETOPT_REQ_NOTHING },
247	{ "--port-forward-4", 'p', RTGETOPT_REQ_STRING },
248	{ "--port-forward-6", 'P', RTGETOPT_REQ_STRING },
249	{ "--loopback-4", 'l', RTGETOPT_REQ_STRING },
250	{ "--loopback-6", 'L', RTGETOPT_REQ_STRING },
251	};
252
253	int c;
254	RTGETOPTUNION ValueUnion;
255	RTGETOPTSTATE GetState;
256	RTGetOptInit(&GetState, a->argc, a->argv, g_aNATNetworkIPOptions,
257	enmCode != OP_REMOVE ? RT_ELEMENTS(g_aNATNetworkIPOptions) : 4, /* we use only --netname and --ifname for remove*/
258	1, RTGETOPTINIT_FLAGS_NO_STD_OPTS);
259	while ((c = RTGetOpt(&GetState, &ValueUnion)) != 0)
260	{
261	switch (c)
262	{
263	case 't': // --netname
264	if (pNetName)
265	return errorSyntax(USAGE_NATNETWORK, Nat::tr("You can only specify --netname only once."));
266	pNetName = ValueUnion.psz;
267	break;
268
269	case 'n': // --network
270	if (pPrefixIPv4)
271	return errorSyntax(USAGE_NATNETWORK, Nat::tr("You can only specify --network only once."));
272	pPrefixIPv4 = ValueUnion.psz;
273	break;
274
275	case 'e': // --enable
276	if (enable >= 0)
277	return errorSyntax(USAGE_NATNETWORK, Nat::tr("You can specify either --enable or --disable once."));
278	enable = 1;
279	break;
280
281	case 'd': // --disable
282	if (enable >= 0)
283	return errorSyntax(USAGE_NATNETWORK, Nat::tr("You can specify either --enable or --disable once."));
284	enable = 0;
285	break;
286
287	case 'h':
288	if (dhcp != -1)
289	return errorSyntax(USAGE_NATNETWORK, Nat::tr("You can specify --dhcp only once."));
290	dhcp = ValueUnion.f;
291	break;
292
293	case '6':
294	if (ipv6 != -1)
295	return errorSyntax(USAGE_NATNETWORK, Nat::tr("You can specify --ipv6 only once."));
296	ipv6 = ValueUnion.f;
297	break;
298
299	case kNATNetwork_IPv6Prefix:
300	if (pPrefixIPv6)
301	return errorSyntax(USAGE_NATNETWORK, Nat::tr("You can specify --ipv6-prefix only once."));
302	pPrefixIPv6 = ValueUnion.psz;
303	break;
304
305	case kNATNetwork_IPv6Default: // XXX: uwe
306	if (ipv6_default != -1)
307	return errorSyntax(USAGE_NATNETWORK, Nat::tr("You can specify --ipv6-default only once."));
308	ipv6_default = ValueUnion.f;
309	break;
310
311	case 'L': /* ipv6 loopback */
312	case 'l': /* ipv4 loopback */
313	if (RTStrCmp(ValueUnion.psz, "delete") == 0)
314	{
315	/* deletion */
316	if (enmCode != OP_MODIFY)
317	errorSyntax(USAGE_NATNETWORK,
318	Nat::tr("loopback couldn't be deleted on modified\n"));
319	if (c == 'L')
320	loopback6Offset = -1;
321	else
322	{
323	int vrc;
324	RTGETOPTUNION Addr2Delete;
325	vrc = RTGetOptFetchValue(&GetState,
326	&Addr2Delete,
327	RTGETOPT_REQ_STRING);
328	if (RT_FAILURE(vrc))
329	return errorSyntax(USAGE_NATNETWORK,
330	Nat::tr("Not enough parаmeters\n"));
331
332	vLoopback2Delete.push_back(std::string(Addr2Delete.psz));
333	}
334	}
335	else
336	{
337	/* addition */
338	if (c == 'L')
339	loopback6Offset = ValueUnion.u32;
340	else
341	vLoopback2Add.push_back(std::string(ValueUnion.psz));
342	}
343	break;
344
345	case 'P': /* ipv6 portforwarding*/
346	case 'p': /* ipv4 portforwarding */
347	{
348	if (RTStrCmp(ValueUnion.psz, "delete") != 0)
349	{
350	/* addition */
351	/* netPfStrToPf will clean up the Pfr */
352	PORTFORWARDRULE Pfr;
353	int irc = netPfStrToPf(ValueUnion.psz, (c == 'P'), &Pfr);
354	if (RT_FAILURE(irc))
355	return errorSyntax(USAGE_NATNETWORK, Nat::tr("Invalid port-forward rule %s\n"), ValueUnion.psz);
356
357	vPf2Add.push_back(Pfr);
358	}
359	else
360	{
361	/* deletion */
362	if (enmCode != OP_MODIFY)
363	return errorSyntax(USAGE_NATNETWORK,
364	Nat::tr("Port-forward could be deleted on modify\n"));
365
366	RTGETOPTUNION NamePf2DeleteUnion;
367	int vrc = RTGetOptFetchValue(&GetState, &NamePf2DeleteUnion, RTGETOPT_REQ_STRING);
368	if (RT_FAILURE(vrc))
369	return errorSyntax(USAGE_NATNETWORK, Nat::tr("Not enough parаmeters\n"));
370
371	if (strlen(NamePf2DeleteUnion.psz) > PF_NAMELEN)
372	return errorSyntax(USAGE_NATNETWORK, Nat::tr("Port-forward rule name is too long\n"));
373
374	PFNAME2DELETE Name2Delete;
375	RT_ZERO(Name2Delete);
376	RTStrCopy(Name2Delete.szName, PF_NAMELEN, NamePf2DeleteUnion.psz);
377	Name2Delete.fIPv6 = (c == 'P');
378	vPfName2Delete.push_back(Name2Delete);
379	}
380	break;
381	}
382
383	default:
384	return errorGetOpt(USAGE_NATNETWORK, c, &ValueUnion);
385	}
386	}
387
388	if (!pNetName)
389	return errorSyntax(USAGE_NATNETWORK, Nat::tr("You need to specify the --netname option"));
390	/* verification */
391	switch (enmCode)
392	{
393	case OP_ADD:
394	if (!pPrefixIPv4)
395	return errorSyntax(USAGE_NATNETWORK, Nat::tr("You need to specify the --network option"));
396	break;
397	case OP_MODIFY:
398	case OP_REMOVE:
399	case OP_START:
400	case OP_STOP:
401	break;
402	default:
403	AssertMsgFailedReturn((Nat::tr("Unknown operation (:%d)"), enmCode), RTEXITCODE_FAILURE);
404	}
405
406	HRESULT rc;
407	Bstr NetName;
408	NetName = Bstr(pNetName);
409
410	ComPtr<INATNetwork> net;
411	rc = a->virtualBox->FindNATNetworkByName(NetName.mutableRaw(), net.asOutParam());
412	if (enmCode == OP_ADD)
413	{
414	if (SUCCEEDED(rc))
415	return errorArgument(Nat::tr("NATNetwork server already exists"));
416
417	CHECK_ERROR(a->virtualBox, CreateNATNetwork(NetName.raw(), net.asOutParam()));
418	if (FAILED(rc))
419	return errorArgument(Nat::tr("Failed to create the NAT network service"));
420	}
421	else if (FAILED(rc))
422	return errorArgument(Nat::tr("NATNetwork server does not exist"));
423
424	switch (enmCode)
425	{
426	case OP_ADD:
427	case OP_MODIFY:
428	{
429	if (pPrefixIPv4)
430	{
431	CHECK_ERROR(net, COMSETTER(Network)(Bstr(pPrefixIPv4).raw()));
432	if (FAILED(rc))
433	return errorArgument(Nat::tr("Failed to set configuration"));
434	}
435	if (dhcp >= 0)
436	{
437	CHECK_ERROR(net, COMSETTER(NeedDhcpServer) ((BOOL)dhcp));
438	if (FAILED(rc))
439	return errorArgument(Nat::tr("Failed to set configuration"));
440	}
441
442	/*
443	* If we are asked to disable IPv6, do it early so that
444	* the same command can also set IPv6 prefix to empty if
445	* it so wishes.
446	*/
447	if (ipv6 == 0)
448	{
449	CHECK_ERROR(net, COMSETTER(IPv6Enabled)(FALSE));
450	if (FAILED(rc))
451	return errorArgument(Nat::tr("Failed to set configuration"));
452	}
453
454	if (pPrefixIPv6)
455	{
456	CHECK_ERROR(net, COMSETTER(IPv6Prefix)(Bstr(pPrefixIPv6).raw()));
457	if (FAILED(rc))
458	return errorArgument(Nat::tr("Failed to set configuration"));
459	}
460
461	/*
462	* If we are asked to enable IPv6, do it late, so that the
463	* same command can also set IPv6 prefix.
464	*/
465	if (ipv6 > 0)
466	{
467	CHECK_ERROR(net, COMSETTER(IPv6Enabled)(TRUE));
468	if (FAILED(rc))
469	return errorArgument(Nat::tr("Failed to set configuration"));
470	}
471
472	if (ipv6_default != -1)
473	{
474	BOOL fIPv6Default = RT_BOOL(ipv6_default);
475	CHECK_ERROR(net, COMSETTER(AdvertiseDefaultIPv6RouteEnabled)(fIPv6Default));
476	if (FAILED(rc))
477	return errorArgument(Nat::tr("Failed to set configuration"));
478	}
479
480	if (!vPfName2Delete.empty())
481	{
482	VPF2DELETEITERATOR it;
483	for (it = vPfName2Delete.begin(); it != vPfName2Delete.end(); ++it)
484	{
485	CHECK_ERROR(net, RemovePortForwardRule((BOOL)(*it).fIPv6,
486	Bstr((*it).szName).raw()));
487	if (FAILED(rc))
488	return errorArgument(Nat::tr("Failed to delete pf"));
489	}
490	}
491
492	if (!vPf2Add.empty())
493	{
494	VPF2ADDITERATOR it;
495	for (it = vPf2Add.begin(); it != vPf2Add.end(); ++it)
496	{
497	NATProtocol_T proto = NATProtocol_TCP;
498	if ((*it).iPfrProto == IPPROTO_TCP)
499	proto = NATProtocol_TCP;
500	else if ((*it).iPfrProto == IPPROTO_UDP)
501	proto = NATProtocol_UDP;
502	else
503	continue; /* XXX: warning here. */
504
505	CHECK_ERROR(net, AddPortForwardRule((BOOL)(*it).fPfrIPv6,
506	Bstr((*it).szPfrName).raw(),
507	proto,
508	Bstr((*it).szPfrHostAddr).raw(),
509	(*it).u16PfrHostPort,
510	Bstr((*it).szPfrGuestAddr).raw(),
511	(*it).u16PfrGuestPort));
512	if (FAILED(rc))
513	return errorArgument(Nat::tr("Failed to add pf"));
514	}
515	}
516
517	if (loopback6Offset)
518	{
519	if (loopback6Offset == -1)
520	loopback6Offset = 0; /* deletion */
521
522	CHECK_ERROR_RET(net, COMSETTER(LoopbackIp6)(loopback6Offset), RTEXITCODE_FAILURE);
523	}
524
525	/* addLocalMapping (hostid, offset) */
526	if (!vLoopback2Add.empty())
527	{
528	/* we're expecting stings 127.0.0.1=5 */
529	LOOPBACK2DELETEADDITERATOR it;
530	for (it = vLoopback2Add.begin();
531	it != vLoopback2Add.end();
532	++it)
533	{
534	std::string address, strOffset;
535	size_t pos = it->find('=');
536	LONG lOffset = 0;
537	Bstr bstrAddress;
538
539	AssertReturn(pos != std::string::npos, errorArgument(Nat::tr("invalid loopback string")));
540
541	address = it->substr(0, pos);
542	strOffset = it->substr(pos + 1);
543
544	lOffset = RTStrToUInt32(strOffset.c_str());
545	AssertReturn(lOffset > 0, errorArgument(Nat::tr("invalid loopback string")));
546
547	bstrAddress = Bstr(address.c_str());
548
549	CHECK_ERROR_RET(net, AddLocalMapping(bstrAddress.raw(), lOffset), RTEXITCODE_FAILURE);
550	}
551	}
552
553	if (!vLoopback2Delete.empty())
554	{
555	/* we're expecting stings 127.0.0.1 */
556	LOOPBACK2DELETEADDITERATOR it;
557	for (it = vLoopback2Add.begin();
558	it != vLoopback2Add.end();
559	++it)
560	{
561	Bstr bstrAddress;
562	bstrAddress = Bstr(it->c_str());
563
564	CHECK_ERROR_RET(net, AddLocalMapping(bstrAddress.raw(), 0), RTEXITCODE_FAILURE);
565	}
566	}
567
568	if (enable >= 0)
569	{
570	CHECK_ERROR(net, COMSETTER(Enabled) ((BOOL)enable));
571	if (FAILED(rc))
572	return errorArgument(Nat::tr("Failed to set configuration"));
573	}
574	break;
575	}
576	case OP_REMOVE:
577	{
578	CHECK_ERROR(a->virtualBox, RemoveNATNetwork(net));
579	if (FAILED(rc))
580	return errorArgument(Nat::tr("Failed to remove nat network"));
581	break;
582	}
583	case OP_START:
584	{
585	CHECK_ERROR(net, Start());
586	if (FAILED(rc))
587	return errorArgument(Nat::tr("Failed to start network"));
588	break;
589	}
590	case OP_STOP:
591	{
592	CHECK_ERROR(net, Stop());
593	if (FAILED(rc))
594	return errorArgument(Nat::tr("Failed to stop network"));
595	break;
596	}
597	default:;
598	}
599	return RTEXITCODE_SUCCESS;
600	}
601
602
603	/*
604	* VBoxManage natnetwork ...
605	*/
606	RTEXITCODE handleNATNetwork(HandlerArg *a)
607	{
608	if (a->argc < 1)
609	return errorSyntax(USAGE_NATNETWORK, Nat::tr("Not enough parameters"));
610
611	RTEXITCODE rcExit;
612	if (strcmp(a->argv[0], "modify") == 0)
613	rcExit = handleOp(a, OP_MODIFY);
614	else if (strcmp(a->argv[0], "add") == 0)
615	rcExit = handleOp(a, OP_ADD);
616	else if (strcmp(a->argv[0], "remove") == 0)
617	rcExit = handleOp(a, OP_REMOVE);
618	else if (strcmp(a->argv[0], "start") == 0)
619	rcExit = handleOp(a, OP_START);
620	else if (strcmp(a->argv[0], "stop") == 0)
621	rcExit = handleOp(a, OP_STOP);
622	else if (strcmp(a->argv[0], "list") == 0)
623	rcExit = handleNATList(a);
624	else
625	rcExit = errorSyntax(USAGE_NATNETWORK, Nat::tr("Invalid parameter '%s'"), a->argv[0]);
626	return rcExit;
627	}
628
629
630	/*
631	* VBoxManage list natnetworks ...
632	*/
633	RTEXITCODE listNATNetworks(bool fLong, bool fSorted,
634	const ComPtr<IVirtualBox> &pVirtualBox)
635	{
636	HRESULT rc;
637
638	com::SafeIfaceArray<INATNetwork> aNets;
639	CHECK_ERROR_RET(pVirtualBox,
640	COMGETTER(NATNetworks)(ComSafeArrayAsOutParam(aNets)),
641	RTEXITCODE_FAILURE);
642
643	const size_t cNets = aNets.size();
644	if (cNets == 0)
645	return RTEXITCODE_SUCCESS;
646
647	/*
648	* Sort the list if necessary. The sort is indirect via an
649	* intermediate array of indexes.
650	*/
651	std::vector<size_t> vIndexes(cNets);
652	for (size_t i = 0; i < cNets; ++i)
653	vIndexes[i] = i;
654
655	if (fSorted)
656	{
657	std::vector<com::Bstr> vBstrNames(cNets);
658	for (size_t i = 0; i < cNets; ++i)
659	{
660	CHECK_ERROR_RET(aNets[i],
661	COMGETTER(NetworkName)(vBstrNames[i].asOutParam()),
662	RTEXITCODE_FAILURE);
663	}
664
665	struct SortBy {
666	const std::vector<com::Bstr> &ks;
667	SortBy(const std::vector<com::Bstr> &aKeys) : ks(aKeys) {}
668	bool operator() (size_t l, size_t r) { return ks[l] < ks[r]; }
669	};
670
671	std::sort(vIndexes.begin(), vIndexes.end(),
672	SortBy(vBstrNames));
673	}
674
675	for (size_t i = 0; i < cNets; ++i)
676	{
677	printNATNetwork(aNets[vIndexes[i]], fLong);
678	}
679
680	return RTEXITCODE_SUCCESS;
681	}
682
683	#endif /* !VBOX_ONLY_DOCS */

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source: vbox/trunk/src/VBox/Frontends/VBoxManage/VBoxManageNATNetwork.cpp@ 93701

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