VirtualBox

source: vbox/trunk/src/VBox/Main/src-server/solaris/NetIf-solaris.cpp@ 73003

Last change on this file since 73003 was 69500, checked in by vboxsync, 7 years ago

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1/* $Id: NetIf-solaris.cpp 69500 2017-10-28 15:14:05Z vboxsync $ */
2/** @file
3 * Main - NetIfList, Solaris implementation.
4 */
5
6/*
7 * Copyright (C) 2008-2017 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/*********************************************************************************************************************************
21* Header Files *
22*********************************************************************************************************************************/
23#define LOG_GROUP LOG_GROUP_MAIN
24
25#include <iprt/err.h>
26#include <iprt/ctype.h>
27#include <iprt/mem.h>
28#include <iprt/path.h>
29#include <list>
30
31#include "Logging.h"
32#include "HostNetworkInterfaceImpl.h"
33#include "netif.h"
34
35#ifdef VBOX_WITH_HOSTNETIF_API
36
37#include <map>
38#include <string>
39#include <fcntl.h>
40#include <unistd.h>
41#include <stropts.h>
42#include <limits.h>
43#include <stdio.h>
44#include <libdevinfo.h>
45#include <net/if.h>
46#include <sys/socket.h>
47#include <sys/sockio.h>
48#include <net/if_arp.h>
49#include <net/if.h>
50#include <sys/types.h>
51#include <kstat.h>
52
53#include "DynLoadLibSolaris.h"
54
55/** @todo Unify this define with VBoxNetFltBow-solaris.c */
56#define VBOXBOW_VNIC_TEMPLATE_NAME "vboxvnic_template"
57
58
59static uint32_t getInstance(const char *pszIfaceName, char *pszDevName)
60{
61 /*
62 * Get the instance number from the interface name, then clip it off.
63 */
64 int cbInstance = 0;
65 int cbIface = strlen(pszIfaceName);
66 const char *pszEnd = pszIfaceName + cbIface - 1;
67 for (int i = 0; i < cbIface - 1; i++)
68 {
69 if (!RT_C_IS_DIGIT(*pszEnd))
70 break;
71 cbInstance++;
72 pszEnd--;
73 }
74
75 uint32_t uInstance = RTStrToUInt32(pszEnd + 1);
76 strncpy(pszDevName, pszIfaceName, cbIface - cbInstance);
77 pszDevName[cbIface - cbInstance] = '\0';
78 return uInstance;
79}
80
81static uint32_t kstatGet(const char *name)
82{
83 kstat_ctl_t *kc;
84 uint32_t uSpeed = 0;
85
86 if ((kc = kstat_open()) == 0)
87 {
88 LogRel(("kstat_open() -> %d\n", errno));
89 return 0;
90 }
91
92 kstat_t *ksAdapter = kstat_lookup(kc, (char *)"link", -1, (char *)name);
93 if (ksAdapter == 0)
94 {
95 char szModule[KSTAT_STRLEN];
96 uint32_t uInstance = getInstance(name, szModule);
97 ksAdapter = kstat_lookup(kc, szModule, uInstance, (char *)"phys");
98 if (ksAdapter == 0)
99 ksAdapter = kstat_lookup(kc, szModule, uInstance, (char*)name);
100 }
101 if (ksAdapter == 0)
102 LogRel(("Failed to get network statistics for %s\n", name));
103 else if (kstat_read(kc, ksAdapter, 0) == -1)
104 LogRel(("kstat_read(%s) -> %d\n", name, errno));
105 else
106 {
107 kstat_named_t *kn;
108 if ((kn = (kstat_named_t *)kstat_data_lookup(ksAdapter, (char *)"ifspeed")) == 0)
109 LogRel(("kstat_data_lookup(ifspeed) -> %d, name=%s\n", errno, name));
110 else
111 uSpeed = kn->value.ul / 1000000; /* bits -> Mbits */
112 }
113 kstat_close(kc);
114 LogFlow(("kstatGet(%s) -> %u Mbit/s\n", name, uSpeed));
115 return uSpeed;
116}
117
118static void queryIfaceSpeed(PNETIFINFO pInfo)
119{
120 /* Don't query interface speed for inactive interfaces (see @bugref{6345}). */
121 if (pInfo->enmStatus == NETIF_S_UP)
122 pInfo->uSpeedMbits = kstatGet(pInfo->szShortName);
123 else
124 pInfo->uSpeedMbits = 0;
125 LogFlow(("queryIfaceSpeed(%s) -> %u\n", pInfo->szShortName, pInfo->uSpeedMbits));
126}
127
128static void vboxSolarisAddHostIface(char *pszIface, int Instance, void *pvHostNetworkInterfaceList)
129{
130 std::list<ComObjPtr<HostNetworkInterface> > *pList =
131 (std::list<ComObjPtr<HostNetworkInterface> > *)pvHostNetworkInterfaceList;
132 Assert(pList);
133
134 typedef std::map <std::string, std::string> NICMap;
135 typedef std::pair <std::string, std::string> NICPair;
136 static NICMap SolarisNICMap;
137 if (SolarisNICMap.empty())
138 {
139 SolarisNICMap.insert(NICPair("afe", "ADMtek Centaur/Comet Fast Ethernet"));
140 SolarisNICMap.insert(NICPair("atge", "Atheros/Attansic Gigabit Ethernet"));
141 SolarisNICMap.insert(NICPair("aggr", "Link Aggregation Interface"));
142 SolarisNICMap.insert(NICPair("bfe", "Broadcom BCM4401 Fast Ethernet"));
143 SolarisNICMap.insert(NICPair("bge", "Broadcom BCM57xx Gigabit Ethernet"));
144 SolarisNICMap.insert(NICPair("bnx", "Broadcom NetXtreme Gigabit Ethernet"));
145 SolarisNICMap.insert(NICPair("bnxe", "Broadcom NetXtreme II 10 Gigabit Ethernet"));
146 SolarisNICMap.insert(NICPair("ce", "Cassini Gigabit Ethernet"));
147 SolarisNICMap.insert(NICPair("chxge", "Chelsio Ethernet"));
148 SolarisNICMap.insert(NICPair("dmfe", "Davicom 9102 Fast Ethernet"));
149 SolarisNICMap.insert(NICPair("dnet", "DEC 21040/41 21140 Ethernet"));
150 SolarisNICMap.insert(NICPair("e1000", "Intel PRO/1000 Gigabit Ethernet"));
151 SolarisNICMap.insert(NICPair("e1000g", "Intel PRO/1000 Gigabit Ethernet"));
152 SolarisNICMap.insert(NICPair("elx", "3COM Etherlink III Ethernet"));
153 SolarisNICMap.insert(NICPair("elxl", "3COM Etherlink XL Ethernet"));
154 SolarisNICMap.insert(NICPair("eri", "eri Fast Ethernet"));
155 SolarisNICMap.insert(NICPair("ge", "GEM Gigabit Ethernet"));
156 SolarisNICMap.insert(NICPair("hme", "SUNW,hme Fast-Ethernet"));
157 SolarisNICMap.insert(NICPair("hxge", "Sun Blade 10 Gigabit Ethernet"));
158 SolarisNICMap.insert(NICPair("igb", "Intel 82575 PCI-E Gigabit Ethernet"));
159 SolarisNICMap.insert(NICPair("ipge", "PCI-E Gigabit Ethernet"));
160 SolarisNICMap.insert(NICPair("iprb", "Intel 82557/58/59 Ethernet"));
161 SolarisNICMap.insert(NICPair("ixgb", "Intel 82597ex 10 Gigabit Ethernet"));
162 SolarisNICMap.insert(NICPair("ixgbe", "Intel 10 Gigabit PCI-E Ethernet"));
163 SolarisNICMap.insert(NICPair("mcxe", "Mellanox ConnectX-2 10 Gigabit Ethernet"));
164 SolarisNICMap.insert(NICPair("mxfe", "Macronix 98715 Fast Ethernet"));
165 SolarisNICMap.insert(NICPair("nfo", "Nvidia Gigabit Ethernet"));
166 SolarisNICMap.insert(NICPair("nge", "Nvidia Gigabit Ethernet"));
167 SolarisNICMap.insert(NICPair("ntxn", "NetXen 10/1 Gigabit Ethernet"));
168 SolarisNICMap.insert(NICPair("nxge", "Sun 10/1 Gigabit Ethernet"));
169 SolarisNICMap.insert(NICPair("pcelx", "3COM EtherLink III PCMCIA Ethernet"));
170 SolarisNICMap.insert(NICPair("pcn", "AMD PCnet Ethernet"));
171 SolarisNICMap.insert(NICPair("qfe", "SUNW,qfe Quad Fast-Ethernet"));
172 SolarisNICMap.insert(NICPair("rge", "Realtek Gigabit Ethernet"));
173 SolarisNICMap.insert(NICPair("rtls", "Realtek 8139 Fast Ethernet"));
174 SolarisNICMap.insert(NICPair("sfe", "SiS900 Fast Ethernet"));
175 SolarisNICMap.insert(NICPair("skge", "SksKonnect Gigabit Ethernet"));
176 SolarisNICMap.insert(NICPair("spwr", "SMC EtherPower II 10/100 (9432) Ethernet"));
177 SolarisNICMap.insert(NICPair("vboxnet", "VirtualBox Host Ethernet"));
178 SolarisNICMap.insert(NICPair(VBOXBOW_VNIC_TEMPLATE_NAME, "VirtualBox VNIC Template"));
179 SolarisNICMap.insert(NICPair("vlan", "Virtual LAN Ethernet"));
180 SolarisNICMap.insert(NICPair("vr", "VIA Rhine Fast Ethernet"));
181 SolarisNICMap.insert(NICPair("vnic", "Virtual Network Interface Ethernet"));
182 SolarisNICMap.insert(NICPair("xge", "Neterior Xframe 10Gigabit Ethernet"));
183 SolarisNICMap.insert(NICPair("yge", "Marvell Yukon 2 Fast Ethernet"));
184 }
185
186 /*
187 * Try picking up description from our NIC map.
188 */
189 char szNICInstance[128];
190 RTStrPrintf(szNICInstance, sizeof(szNICInstance), "%s%d", pszIface, Instance);
191 char szNICDesc[256];
192 std::string Description = SolarisNICMap[pszIface];
193 if (Description != "VirtualBox Host Ethernet")
194 {
195 if (Description != "")
196 RTStrPrintf(szNICDesc, sizeof(szNICDesc), "%s - %s", szNICInstance, Description.c_str());
197 else if (!strncmp(szNICInstance, RT_STR_TUPLE(VBOXBOW_VNIC_TEMPLATE_NAME)))
198 {
199 /*
200 * We want prefix matching only for "vboxvnic_template" as it's possible to create "vboxvnic_template_abcd123",
201 * which our Solaris Crossbow NetFilter driver will interpret as a VNIC template.
202 */
203 Description = SolarisNICMap[VBOXBOW_VNIC_TEMPLATE_NAME];
204 RTStrPrintf(szNICDesc, sizeof(szNICDesc), "%s - %s", szNICInstance, Description.c_str());
205 }
206 else
207 RTStrPrintf(szNICDesc, sizeof(szNICDesc), "%s - Ethernet", szNICInstance);
208 }
209 else
210 RTStrPrintf(szNICDesc, sizeof(szNICDesc), "%s", szNICInstance);
211
212 /*
213 * Try to get IP V4 address and netmask as well as Ethernet address.
214 */
215 NETIFINFO Info;
216 RT_ZERO(Info);
217 int Sock = socket(PF_INET, SOCK_DGRAM, IPPROTO_IP);
218 if (Sock > 0)
219 {
220 struct lifreq IfReq;
221 RTStrCopy(IfReq.lifr_name, sizeof(IfReq.lifr_name), szNICInstance);
222 if (ioctl(Sock, SIOCGLIFADDR, &IfReq) >= 0)
223 {
224 memcpy(Info.IPAddress.au8, &((struct sockaddr_in *)&IfReq.lifr_addr)->sin_addr.s_addr,
225 sizeof(Info.IPAddress.au8));
226 struct arpreq ArpReq;
227 memcpy(&ArpReq.arp_pa, &IfReq.lifr_addr, sizeof(struct sockaddr_in));
228
229 /*
230 * We might fail if the interface has not been assigned an IP address.
231 * That doesn't matter; as long as it's plumbed we can pick it up.
232 * But, if it has not acquired an IP address we cannot obtain it's MAC
233 * address this way, so we just use all zeros there.
234 */
235 if (ioctl(Sock, SIOCGARP, &ArpReq) >= 0)
236 {
237 memcpy(&Info.MACAddress, ArpReq.arp_ha.sa_data, sizeof(Info.MACAddress));
238 }
239
240 }
241
242 if (ioctl(Sock, SIOCGLIFNETMASK, &IfReq) >= 0)
243 {
244 memcpy(Info.IPNetMask.au8, &((struct sockaddr_in *)&IfReq.lifr_addr)->sin_addr.s_addr,
245 sizeof(Info.IPNetMask.au8));
246 }
247 if (ioctl(Sock, SIOCGLIFFLAGS, &IfReq) >= 0)
248 {
249 Info.enmStatus = IfReq.lifr_flags & IFF_UP ? NETIF_S_UP : NETIF_S_DOWN;
250 }
251 close(Sock);
252 }
253 /*
254 * Try to get IP V6 address and netmask.
255 */
256 Sock = socket(PF_INET6, SOCK_DGRAM, IPPROTO_IP);
257 if (Sock > 0)
258 {
259 struct lifreq IfReq;
260 RTStrCopy(IfReq.lifr_name, sizeof(IfReq.lifr_name), szNICInstance);
261 if (ioctl(Sock, SIOCGLIFADDR, &IfReq) >= 0)
262 {
263 memcpy(Info.IPv6Address.au8, ((struct sockaddr_in6 *)&IfReq.lifr_addr)->sin6_addr.s6_addr,
264 sizeof(Info.IPv6Address.au8));
265 }
266 if (ioctl(Sock, SIOCGLIFNETMASK, &IfReq) >= 0)
267 {
268 memcpy(Info.IPv6NetMask.au8, ((struct sockaddr_in6 *)&IfReq.lifr_addr)->sin6_addr.s6_addr,
269 sizeof(Info.IPv6NetMask.au8));
270 }
271 close(Sock);
272 }
273
274 /*
275 * Construct UUID with interface name and the MAC address if available.
276 */
277 RTUUID Uuid;
278 RTUuidClear(&Uuid);
279 memcpy(&Uuid, szNICInstance, RT_MIN(strlen(szNICInstance), sizeof(Uuid)));
280 Uuid.Gen.u8ClockSeqHiAndReserved = (Uuid.Gen.u8ClockSeqHiAndReserved & 0x3f) | 0x80;
281 Uuid.Gen.u16TimeHiAndVersion = (Uuid.Gen.u16TimeHiAndVersion & 0x0fff) | 0x4000;
282 Uuid.Gen.au8Node[0] = Info.MACAddress.au8[0];
283 Uuid.Gen.au8Node[1] = Info.MACAddress.au8[1];
284 Uuid.Gen.au8Node[2] = Info.MACAddress.au8[2];
285 Uuid.Gen.au8Node[3] = Info.MACAddress.au8[3];
286 Uuid.Gen.au8Node[4] = Info.MACAddress.au8[4];
287 Uuid.Gen.au8Node[5] = Info.MACAddress.au8[5];
288 Info.Uuid = Uuid;
289 Info.enmMediumType = NETIF_T_ETHERNET;
290 strncpy(Info.szShortName, szNICInstance, sizeof(Info.szShortName) - 1);
291
292 HostNetworkInterfaceType_T enmType;
293 if (strncmp(szNICInstance, RT_STR_TUPLE("vboxnet")))
294 enmType = HostNetworkInterfaceType_Bridged;
295 else
296 enmType = HostNetworkInterfaceType_HostOnly;
297 queryIfaceSpeed(&Info);
298 ComObjPtr<HostNetworkInterface> IfObj;
299 IfObj.createObject();
300 if (SUCCEEDED(IfObj->init(Bstr(szNICDesc), enmType, &Info)))
301 pList->push_back(IfObj);
302}
303
304static boolean_t vboxSolarisAddLinkHostIface(const char *pszIface, void *pvHostNetworkInterfaceList)
305{
306 /*
307 * Skip IPSEC interfaces. It's at IP level.
308 */
309 if (!strncmp(pszIface, RT_STR_TUPLE("ip.tun")))
310 return _B_FALSE;
311
312 /*
313 * Skip our own dynamic VNICs but don't skip VNIC templates.
314 * These names originate from VBoxNetFltBow-solaris.c, hardcoded here for now.
315 * .
316 * ASSUMES template name is longer than 'vboxvnic'.
317 */
318 if ( strncmp(pszIface, RT_STR_TUPLE(VBOXBOW_VNIC_TEMPLATE_NAME))
319 && !strncmp(pszIface, RT_STR_TUPLE("vboxvnic")))
320 return _B_FALSE;
321
322 /*
323 * Clip off the zone instance number from the interface name (if any).
324 */
325 char szIfaceName[128];
326 strcpy(szIfaceName, pszIface);
327 char *pszColon = (char *)memchr(szIfaceName, ':', sizeof(szIfaceName));
328 if (pszColon)
329 *pszColon = '\0';
330
331 /*
332 * Get the instance number from the interface name, then clip it off.
333 */
334 int cbInstance = 0;
335 int cbIface = strlen(szIfaceName);
336 const char *pszEnd = pszIface + cbIface - 1;
337 for (int i = 0; i < cbIface - 1; i++)
338 {
339 if (!RT_C_IS_DIGIT(*pszEnd))
340 break;
341 cbInstance++;
342 pszEnd--;
343 }
344
345 int Instance = atoi(pszEnd + 1);
346 strncpy(szIfaceName, pszIface, cbIface - cbInstance);
347 szIfaceName[cbIface - cbInstance] = '\0';
348
349 /*
350 * Add the interface.
351 */
352 vboxSolarisAddHostIface(szIfaceName, Instance, pvHostNetworkInterfaceList);
353
354 /*
355 * Continue walking...
356 */
357 return _B_FALSE;
358}
359
360static bool vboxSolarisSortNICList(const ComObjPtr<HostNetworkInterface> Iface1, const ComObjPtr<HostNetworkInterface> Iface2)
361{
362 Bstr Iface1Str;
363 (*Iface1).COMGETTER(Name) (Iface1Str.asOutParam());
364
365 Bstr Iface2Str;
366 (*Iface2).COMGETTER(Name) (Iface2Str.asOutParam());
367
368 return Iface1Str < Iface2Str;
369}
370
371static bool vboxSolarisSameNIC(const ComObjPtr<HostNetworkInterface> Iface1, const ComObjPtr<HostNetworkInterface> Iface2)
372{
373 Bstr Iface1Str;
374 (*Iface1).COMGETTER(Name) (Iface1Str.asOutParam());
375
376 Bstr Iface2Str;
377 (*Iface2).COMGETTER(Name) (Iface2Str.asOutParam());
378
379 return (Iface1Str == Iface2Str);
380}
381
382static int vboxSolarisAddPhysHostIface(di_node_t Node, di_minor_t Minor, void *pvHostNetworkInterfaceList)
383{
384 NOREF(Minor);
385
386 char *pszDriverName = di_driver_name(Node);
387 int Instance = di_instance(Node);
388
389 /*
390 * Skip aggregations.
391 */
392 if (!strcmp(pszDriverName, "aggr"))
393 return DI_WALK_CONTINUE;
394
395 /*
396 * Skip softmacs.
397 */
398 if (!strcmp(pszDriverName, "softmac"))
399 return DI_WALK_CONTINUE;
400
401 /*
402 * Driver names doesn't always imply the same link name probably since
403 * S11's vanity names by default (e.g. highly descriptive "net0") names
404 * was introduced. Try opening the link to find out if it really exists.
405 *
406 * This weeds out listing of "e1000g0" as a valid interface on my S11.2
407 * Dell Optiplex box.
408 */
409 if (VBoxSolarisLibDlpiFound())
410 {
411 /** @todo should we try also opening "linkname+instance"? */
412 dlpi_handle_t hLink;
413 if (g_pfnLibDlpiOpen(pszDriverName, &hLink, 0) != DLPI_SUCCESS)
414 return DI_WALK_CONTINUE;
415 g_pfnLibDlpiClose(hLink);
416 }
417
418 vboxSolarisAddHostIface(pszDriverName, Instance, pvHostNetworkInterfaceList);
419 return DI_WALK_CONTINUE;
420}
421
422int NetIfList(std::list <ComObjPtr<HostNetworkInterface> > &list)
423{
424 /*
425 * Use libdevinfo for determining all physical interfaces.
426 */
427 di_node_t Root;
428 Root = di_init("/", DINFOCACHE);
429 if (Root != DI_NODE_NIL)
430 {
431 di_walk_minor(Root, DDI_NT_NET, 0 /* flag */, &list, vboxSolarisAddPhysHostIface);
432 di_fini(Root);
433 }
434
435 /*
436 * Use libdlpi for determining all DLPI interfaces.
437 */
438 if (VBoxSolarisLibDlpiFound())
439 g_pfnLibDlpiWalk(vboxSolarisAddLinkHostIface, &list, 0);
440
441 /*
442 * This gets only the list of all plumbed logical interfaces.
443 * This is needed for zones which cannot access the device tree
444 * and in this case we just let them use the list of plumbed interfaces
445 * on the zone.
446 */
447 int Sock = socket(PF_INET, SOCK_DGRAM, IPPROTO_IP);
448 if (Sock > 0)
449 {
450 struct lifnum IfNum;
451 RT_ZERO(IfNum);
452 IfNum.lifn_family = AF_INET;
453 int rc = ioctl(Sock, SIOCGLIFNUM, &IfNum);
454 if (!rc)
455 {
456 int cIfaces = RT_MIN(1024, IfNum.lifn_count); /* sane limit */
457 int cbIfaces = cIfaces * sizeof(struct lifreq);
458 struct lifreq *Ifaces = (struct lifreq *)RTMemTmpAlloc(cbIfaces);
459 if (Ifaces)
460 {
461 struct lifconf IfConfig;
462 RT_ZERO(IfConfig);
463 IfConfig.lifc_family = AF_INET;
464 IfConfig.lifc_len = cbIfaces;
465 IfConfig.lifc_buf = (caddr_t)Ifaces;
466 rc = ioctl(Sock, SIOCGLIFCONF, &IfConfig);
467 if (!rc)
468 {
469 for (int i = 0; i < cIfaces; i++)
470 {
471 /*
472 * Skip loopback interfaces.
473 */
474 if (!strncmp(Ifaces[i].lifr_name, RT_STR_TUPLE("lo")))
475 continue;
476
477#if 0
478 rc = ioctl(Sock, SIOCGLIFADDR, &(Ifaces[i]));
479 if (rc >= 0)
480 {
481 memcpy(Info.IPAddress.au8, ((struct sockaddr *)&Ifaces[i].lifr_addr)->sa_data,
482 sizeof(Info.IPAddress.au8));
483 // SIOCGLIFNETMASK
484 struct arpreq ArpReq;
485 memcpy(&ArpReq.arp_pa, &Ifaces[i].lifr_addr, sizeof(struct sockaddr_in));
486
487 /*
488 * We might fail if the interface has not been assigned an IP address.
489 * That doesn't matter; as long as it's plumbed we can pick it up.
490 * But, if it has not acquired an IP address we cannot obtain it's MAC
491 * address this way, so we just use all zeros there.
492 */
493 rc = ioctl(Sock, SIOCGARP, &ArpReq);
494 if (rc >= 0)
495 memcpy(&Info.MACAddress, ArpReq.arp_ha.sa_data, sizeof(Info.MACAddress));
496
497 char szNICDesc[LIFNAMSIZ + 256];
498 char *pszIface = Ifaces[i].lifr_name;
499 strcpy(szNICDesc, pszIface);
500
501 vboxSolarisAddLinkHostIface(pszIface, &list);
502 }
503#endif
504
505 char *pszIface = Ifaces[i].lifr_name;
506 vboxSolarisAddLinkHostIface(pszIface, &list);
507 }
508 }
509 RTMemTmpFree(Ifaces);
510 }
511 }
512 close(Sock);
513 }
514
515 /*
516 * Weed out duplicates caused by dlpi_walk inconsistencies across Nevadas.
517 */
518 list.sort(vboxSolarisSortNICList);
519 list.unique(vboxSolarisSameNIC);
520
521 return VINF_SUCCESS;
522}
523
524#else
525int NetIfList(std::list <ComObjPtr<HostNetworkInterface> > &list)
526{
527 return VERR_NOT_IMPLEMENTED;
528}
529#endif
530
531int NetIfGetConfigByName(PNETIFINFO pInfo)
532{
533 NOREF(pInfo);
534 return VERR_NOT_IMPLEMENTED;
535}
536
537/**
538 * Retrieve the physical link speed in megabits per second. If the interface is
539 * not up or otherwise unavailable the zero speed is returned.
540 *
541 * @returns VBox status code.
542 *
543 * @param pcszIfName Interface name.
544 * @param puMbits Where to store the link speed.
545 */
546int NetIfGetLinkSpeed(const char *pcszIfName, uint32_t *puMbits)
547{
548 *puMbits = kstatGet(pcszIfName);
549 return VINF_SUCCESS;
550}
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