1 | /* $Id: VBoxManageUtils.cpp 106061 2024-09-16 14:03:52Z vboxsync $ */
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2 | /** @file
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3 | * VBoxManageUtils.h - VBoxManage utility functions.
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4 | */
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5 |
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6 | /*
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7 | * Copyright (C) 2006-2024 Oracle and/or its affiliates.
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8 | *
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9 | * This file is part of VirtualBox base platform packages, as
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10 | * available from https://www.virtualbox.org.
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11 | *
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12 | * This program is free software; you can redistribute it and/or
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13 | * modify it under the terms of the GNU General Public License
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14 | * as published by the Free Software Foundation, in version 3 of the
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15 | * License.
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16 | *
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17 | * This program is distributed in the hope that it will be useful, but
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18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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20 | * General Public License for more details.
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21 | *
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22 | * You should have received a copy of the GNU General Public License
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23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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24 | *
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25 | * SPDX-License-Identifier: GPL-3.0-only
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26 | */
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27 |
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28 | #include "VBoxManageUtils.h"
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29 | #include "VBoxManage.h"
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30 |
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31 | #include <iprt/message.h>
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32 | #include <iprt/string.h>
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33 |
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34 | #include <VBox/com/array.h>
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35 | #include <VBox/com/errorprint.h>
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36 | #include <VBox/com/string.h>
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37 |
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38 | using namespace com;
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39 |
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40 | DECLARE_TRANSLATION_CONTEXT(Utils);
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41 |
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42 | ULONG getMaxNics(const ComPtr<IMachine> &pMachine)
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43 | {
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44 | HRESULT hrc;
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45 |
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46 | ULONG maxNetworkAdapters = 0;
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47 | do {
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48 | ComPtr<IPlatform> pPlatform;
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49 | CHECK_ERROR_BREAK(pMachine, COMGETTER(Platform)(pPlatform.asOutParam()));
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50 |
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51 | ChipsetType_T chipsetType;
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52 | CHECK_ERROR_BREAK(pPlatform, COMGETTER(ChipsetType)(&chipsetType));
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53 |
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54 | ComPtr<IPlatformProperties> pPlatformProperties;
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55 | CHECK_ERROR_BREAK(pPlatform, COMGETTER(Properties)(pPlatformProperties.asOutParam()));
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56 |
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57 | CHECK_ERROR_BREAK(pPlatformProperties, GetMaxNetworkAdapters(chipsetType, &maxNetworkAdapters));
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58 | } while (0);
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59 |
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60 | return maxNetworkAdapters;
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61 | }
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62 |
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63 |
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64 | /**
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65 | * API does NOT verify that whether the interface name set as the
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66 | * bridged or host-only interface of a NIC is valid. Warn the user if
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67 | * IHost doesn't seem to know about it (non-fatal).
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68 | */
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69 | void verifyHostNetworkInterfaceName(const ComPtr<IVirtualBox> &pVirtualBox,
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70 | const char *pszTargetName,
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71 | HostNetworkInterfaceType_T enmTargetType)
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72 | {
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73 | HRESULT hrc;
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74 |
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75 | AssertReturnVoid( enmTargetType == HostNetworkInterfaceType_Bridged
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76 | || enmTargetType == HostNetworkInterfaceType_HostOnly);
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77 |
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78 | ComPtr<IHost> host;
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79 | hrc = pVirtualBox->COMGETTER(Host)(host.asOutParam());
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80 | if (FAILED(hrc))
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81 | return;
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82 |
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83 | SafeIfaceArray<IHostNetworkInterface> ifs;
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84 | hrc = host->COMGETTER(NetworkInterfaces)(ComSafeArrayAsOutParam(ifs));
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85 | if (FAILED(hrc))
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86 | return;
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87 |
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88 | for (size_t i = 0; i < ifs.size(); ++i)
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89 | {
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90 | const ComPtr<IHostNetworkInterface> iface = ifs[i];
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91 |
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92 | Bstr bstrName;
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93 | hrc = iface->COMGETTER(Name)(bstrName.asOutParam());
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94 | if (FAILED(hrc))
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95 | return;
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96 |
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97 | if (!bstrName.equals(pszTargetName))
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98 | continue;
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99 |
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100 | /* we found the interface but is it the right type? */
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101 | HostNetworkInterfaceType_T enmType;
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102 | hrc = iface->COMGETTER(InterfaceType)(&enmType);
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103 | if (FAILED(hrc))
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104 | return;
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105 |
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106 | if (enmType == enmTargetType)
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107 | return; /* seems ok */
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108 |
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109 | const char *pszTypeName;
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110 | char a_szUnknownTypeBuf[32];
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111 | switch (enmType)
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112 | {
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113 | case HostNetworkInterfaceType_Bridged:
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114 | pszTypeName = Utils::tr("type bridged");
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115 | break;
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116 |
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117 | case HostNetworkInterfaceType_HostOnly:
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118 | pszTypeName = Utils::tr("type host-only");
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119 | break;
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120 |
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121 | default:
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122 | RTStrPrintf(a_szUnknownTypeBuf, sizeof(a_szUnknownTypeBuf),
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123 | Utils::tr("unknown type %RU32"), enmType);
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124 | pszTypeName = a_szUnknownTypeBuf;
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125 | break;
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126 | }
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127 |
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128 | RTMsgWarning(Utils::tr("Interface \"%s\" is of %s"), pszTargetName, pszTypeName);
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129 | return;
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130 | }
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131 |
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132 | RTMsgWarning(Utils::tr("Interface \"%s\" doesn't seem to exist"), pszTargetName);
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133 | }
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