1 | /* $Id: VBoxNetBaseService.cpp 96407 2022-08-22 17:43:14Z vboxsync $ */
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2 | /** @file
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3 | * VBoxNetBaseService - common services for VBoxNetDHCP and VBoxNetNAT.
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4 | */
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5 |
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6 | /*
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7 | * Copyright (C) 2009-2022 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 |
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29 | /*********************************************************************************************************************************
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30 | * Header Files *
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31 | *********************************************************************************************************************************/
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32 | #define LOG_GROUP LOG_GROUP_NET_SERVICE
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33 |
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34 | #include <VBox/com/com.h>
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35 | #include <VBox/com/listeners.h>
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36 | #include <VBox/com/string.h>
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37 | #include <VBox/com/Guid.h>
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38 | #include <VBox/com/array.h>
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39 | #include <VBox/com/ErrorInfo.h>
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40 | #include <VBox/com/errorprint.h>
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41 | #include <VBox/com/VirtualBox.h>
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42 | #include <VBox/com/NativeEventQueue.h>
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43 |
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44 | #include <iprt/alloca.h>
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45 | #include <iprt/buildconfig.h>
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46 | #include <iprt/err.h>
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47 | #include <iprt/net.h> /* must come before getopt.h. */
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48 | #include <iprt/getopt.h>
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49 | #include <iprt/initterm.h>
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50 | #include <iprt/param.h>
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51 | #include <iprt/path.h>
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52 | #include <iprt/process.h>
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53 | #include <iprt/stream.h>
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54 | #include <iprt/string.h>
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55 | #include <iprt/time.h>
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56 | #include <iprt/thread.h>
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57 | #include <iprt/mem.h>
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58 | #include <iprt/message.h>
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59 |
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60 | #include <VBox/sup.h>
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61 | #include <VBox/intnet.h>
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62 | #include <VBox/intnetinline.h>
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63 | #include <VBox/vmm/vmm.h>
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64 | #include <VBox/version.h>
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65 |
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66 | #include <vector>
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67 | #include <iprt/sanitized/string>
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68 |
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69 | #include <VBox/err.h>
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70 | #include <VBox/log.h>
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71 |
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72 | #include "VBoxNetLib.h"
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73 | #include "VBoxNetBaseService.h"
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74 |
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75 | #ifdef RT_OS_WINDOWS /* WinMain */
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76 | # include <iprt/win/windows.h>
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77 | # include <stdlib.h>
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78 | #endif
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79 |
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80 |
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81 | /*********************************************************************************************************************************
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82 | * Structures and Typedefs *
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83 | *********************************************************************************************************************************/
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84 | struct VBoxNetBaseService::Data
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85 | {
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86 | Data(const std::string& aServiceName, const std::string& aNetworkName):
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87 | m_ServiceName(aServiceName),
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88 | m_NetworkName(aNetworkName),
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89 | m_enmTrunkType(kIntNetTrunkType_WhateverNone),
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90 | m_pSession(NIL_RTR0PTR),
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91 | m_cbSendBuf(128 * _1K),
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92 | m_cbRecvBuf(256 * _1K),
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93 | m_hIf(INTNET_HANDLE_INVALID),
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94 | m_pIfBuf(NULL),
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95 | m_cVerbosity(0),
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96 | m_fNeedMain(false),
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97 | m_EventQ(NULL),
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98 | m_hThrRecv(NIL_RTTHREAD),
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99 | fShutdown(false)
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100 | {
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101 | int rc = RTCritSectInit(&m_csThis);
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102 | AssertRC(rc);
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103 | };
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104 |
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105 | std::string m_ServiceName;
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106 | std::string m_NetworkName;
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107 | std::string m_TrunkName;
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108 | INTNETTRUNKTYPE m_enmTrunkType;
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109 |
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110 | RTMAC m_MacAddress;
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111 | RTNETADDRIPV4 m_Ipv4Address;
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112 | RTNETADDRIPV4 m_Ipv4Netmask;
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113 |
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114 | PSUPDRVSESSION m_pSession;
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115 | uint32_t m_cbSendBuf;
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116 | uint32_t m_cbRecvBuf;
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117 | INTNETIFHANDLE m_hIf; /**< The handle to the network interface. */
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118 | PINTNETBUF m_pIfBuf; /**< Interface buffer. */
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119 |
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120 | std::vector<PCRTGETOPTDEF> m_vecOptionDefs;
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121 |
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122 | int32_t m_cVerbosity;
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123 |
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124 | /* cs for syncing */
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125 | RTCRITSECT m_csThis;
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126 |
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127 | /* Controls whether service will connect SVC for runtime needs */
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128 | bool m_fNeedMain;
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129 | /* Event Queue */
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130 | com::NativeEventQueue *m_EventQ;
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131 |
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132 | /** receiving thread, used only if main is used */
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133 | RTTHREAD m_hThrRecv;
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134 |
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135 | bool fShutdown;
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136 | static DECLCALLBACK(int) recvLoop(RTTHREAD, void *);
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137 | };
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138 |
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139 |
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140 | /*********************************************************************************************************************************
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141 | * Global Variables *
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142 | *********************************************************************************************************************************/
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143 | /* Commonly used options for network configuration */
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144 | static RTGETOPTDEF g_aGetOptDef[] =
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145 | {
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146 | { "--name", 'N', RTGETOPT_REQ_STRING },
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147 | { "--network", 'n', RTGETOPT_REQ_STRING },
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148 | { "--trunk-name", 't', RTGETOPT_REQ_STRING },
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149 | { "--trunk-type", 'T', RTGETOPT_REQ_STRING },
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150 | { "--mac-address", 'a', RTGETOPT_REQ_MACADDR },
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151 | { "--ip-address", 'i', RTGETOPT_REQ_IPV4ADDR },
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152 | { "--netmask", 'm', RTGETOPT_REQ_IPV4ADDR },
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153 | { "--verbose", 'v', RTGETOPT_REQ_NOTHING },
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154 | { "--need-main", 'M', RTGETOPT_REQ_BOOL },
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155 | };
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156 |
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157 |
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158 | DECLCALLBACK(int) VBoxNetBaseService::Data::recvLoop(RTTHREAD, void *pvUser)
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159 | {
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160 | VBoxNetBaseService *pThis = static_cast<VBoxNetBaseService *>(pvUser);
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161 |
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162 | HRESULT hrc = com::Initialize();
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163 | AssertComRCReturn(hrc, VERR_INTERNAL_ERROR);
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164 |
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165 | pThis->doReceiveLoop();
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166 |
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167 | return VINF_SUCCESS;
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168 | }
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169 |
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170 |
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171 | VBoxNetBaseService::VBoxNetBaseService(const std::string& aName, const std::string& aNetworkName):m(NULL)
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172 | {
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173 | m = new VBoxNetBaseService::Data(aName, aNetworkName);
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174 |
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175 | for(unsigned int i = 0; i < RT_ELEMENTS(g_aGetOptDef); ++i)
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176 | m->m_vecOptionDefs.push_back(&g_aGetOptDef[i]);
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177 | }
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178 |
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179 |
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180 | VBoxNetBaseService::~VBoxNetBaseService()
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181 | {
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182 | /*
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183 | * Close the interface connection.
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184 | */
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185 | if (m)
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186 | {
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187 | shutdown();
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188 | if (m->m_hIf != INTNET_HANDLE_INVALID)
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189 | {
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190 | INTNETIFCLOSEREQ CloseReq;
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191 | CloseReq.Hdr.u32Magic = SUPVMMR0REQHDR_MAGIC;
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192 | CloseReq.Hdr.cbReq = sizeof(CloseReq);
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193 | CloseReq.pSession = m->m_pSession;
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194 | CloseReq.hIf = m->m_hIf;
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195 | m->m_hIf = INTNET_HANDLE_INVALID;
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196 | int rc = SUPR3CallVMMR0Ex(NIL_RTR0PTR, NIL_VMCPUID, VMMR0_DO_INTNET_IF_CLOSE, 0, &CloseReq.Hdr);
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197 | AssertRC(rc);
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198 | }
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199 |
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200 | if (m->m_pSession != NIL_RTR0PTR)
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201 | {
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202 | SUPR3Term(false /*fForced*/);
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203 | m->m_pSession = NIL_RTR0PTR;
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204 | }
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205 |
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206 | RTCritSectDelete(&m->m_csThis);
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207 |
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208 | delete m;
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209 | m = NULL;
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210 | }
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211 | }
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212 |
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213 |
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214 | int VBoxNetBaseService::init()
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215 | {
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216 | if (isMainNeeded())
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217 | {
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218 | HRESULT hrc = com::Initialize();
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219 | AssertComRCReturn(hrc, VERR_INTERNAL_ERROR);
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220 |
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221 | hrc = virtualboxClient.createInprocObject(CLSID_VirtualBoxClient);
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222 | AssertComRCReturn(hrc, VERR_INTERNAL_ERROR);
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223 |
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224 | hrc = virtualboxClient->COMGETTER(VirtualBox)(virtualbox.asOutParam());
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225 | AssertComRCReturn(hrc, VERR_INTERNAL_ERROR);
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226 | }
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227 |
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228 | return VINF_SUCCESS;
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229 | }
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230 |
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231 |
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232 | bool VBoxNetBaseService::isMainNeeded() const
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233 | {
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234 | return m->m_fNeedMain;
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235 | }
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236 |
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237 |
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238 | int VBoxNetBaseService::run()
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239 | {
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240 | /**
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241 | * If the child class needs Main we start the receving thread which calls
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242 | * doReceiveLoop and enter to event polling loop. For other clients we do
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243 | * receiving on the current (main) thread.
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244 | */
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245 | if (isMainNeeded())
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246 | return startReceiveThreadAndEnterEventLoop();
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247 |
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248 | doReceiveLoop();
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249 | return VINF_SUCCESS;
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250 | }
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251 |
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252 | /**
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253 | * Parse the arguments.
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254 | *
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255 | * @returns 0 on success, fully bitched exit code on failure.
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256 | *
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257 | * @param argc Argument count.
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258 | * @param argv Argument vector.
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259 | *
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260 | * @todo r=bird: The --help and --version options shall not return a
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261 | * non-zero exit code. So, this method need to grow some
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262 | * complexity. I'm to blame for that blunder :/
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263 | */
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264 | int VBoxNetBaseService::parseArgs(int argc, char **argv)
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265 | {
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266 |
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267 | RTGETOPTSTATE State;
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268 | PRTGETOPTDEF paOptionArray = getOptionsPtr();
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269 | int rc = RTGetOptInit(&State, argc, argv, paOptionArray, m->m_vecOptionDefs.size(), 0, 0 /*fFlags*/);
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270 | AssertRCReturn(rc, 49);
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271 | #if 0
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272 | /* default initialization */
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273 | m_enmTrunkType = kIntNetTrunkType_WhateverNone;
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274 | #endif
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275 | Log2(("BaseService: parseArgs enter\n"));
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276 |
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277 | for (;;)
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278 | {
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279 | RTGETOPTUNION Val;
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280 | rc = RTGetOpt(&State, &Val);
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281 | if (!rc)
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282 | break;
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283 | switch (rc)
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284 | {
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285 | case 'N': // --name
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286 | m->m_ServiceName = Val.psz;
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287 | break;
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288 |
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289 | case 'n': // --network
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290 | m->m_NetworkName = Val.psz;
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291 | break;
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292 |
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293 | case 't': //--trunk-name
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294 | m->m_TrunkName = Val.psz;
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295 | break;
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296 |
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297 | case 'T': //--trunk-type
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298 | if (!strcmp(Val.psz, "none"))
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299 | m->m_enmTrunkType = kIntNetTrunkType_None;
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300 | else if (!strcmp(Val.psz, "whatever"))
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301 | m->m_enmTrunkType = kIntNetTrunkType_WhateverNone;
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302 | else if (!strcmp(Val.psz, "netflt"))
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303 | m->m_enmTrunkType = kIntNetTrunkType_NetFlt;
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304 | else if (!strcmp(Val.psz, "netadp"))
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305 | m->m_enmTrunkType = kIntNetTrunkType_NetAdp;
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306 | else if (!strcmp(Val.psz, "srvnat"))
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307 | m->m_enmTrunkType = kIntNetTrunkType_SrvNat;
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308 | else
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309 | {
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310 | RTStrmPrintf(g_pStdErr, "Invalid trunk type '%s'\n", Val.psz);
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311 | return RTEXITCODE_SYNTAX;
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312 | }
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313 | break;
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314 |
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315 | case 'a': // --mac-address
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316 | m->m_MacAddress = Val.MacAddr;
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317 | break;
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318 |
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319 | case 'i': // --ip-address
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320 | m->m_Ipv4Address = Val.IPv4Addr;
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321 | break;
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322 |
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323 | case 'm': // --netmask
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324 | m->m_Ipv4Netmask = Val.IPv4Addr;
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325 | break;
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326 |
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327 | case 'v': // --verbose
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328 | m->m_cVerbosity++;
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329 | break;
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330 |
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331 | case 'V': // --version (missed)
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332 | RTPrintf("%sr%u\n", RTBldCfgVersion(), RTBldCfgRevision());
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333 | return 1; /** @todo this exit code is wrong, of course. :/ */
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334 |
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335 | case 'M': // --need-main
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336 | m->m_fNeedMain = true;
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337 | break;
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338 |
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339 | case 'h': // --help (missed)
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340 | RTPrintf("%s Version %sr%u\n"
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341 | "Copyright (C) 2009-" VBOX_C_YEAR " " VBOX_VENDOR "\n"
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342 | "\n"
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343 | "Usage: %s <options>\n"
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344 | "\n"
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345 | "Options:\n",
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346 | RTProcShortName(),
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347 | RTBldCfgVersion(),
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348 | RTBldCfgRevision(),
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349 | RTProcShortName());
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350 | for (unsigned int i = 0; i < m->m_vecOptionDefs.size(); i++)
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351 | RTPrintf(" -%c, %s\n", m->m_vecOptionDefs[i]->iShort, m->m_vecOptionDefs[i]->pszLong);
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352 | usage(); /* to print Service Specific usage */
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353 | return 1; /** @todo this exit code is wrong, of course. :/ */
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354 |
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355 | default:
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356 | {
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357 | int rc1 = parseOpt(rc, Val);
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358 | if (RT_FAILURE(rc1))
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359 | {
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360 | RTEXITCODE rcExit = RTGetOptPrintError(rc, &Val);
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361 | RTPrintf("Use --help for more information.\n");
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362 | return rcExit;
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363 | }
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364 | break;
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365 | }
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366 | }
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367 | }
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368 |
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369 | RTMemFree(paOptionArray);
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370 | return RTEXITCODE_SUCCESS;
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371 | }
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372 |
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373 |
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374 | int VBoxNetBaseService::tryGoOnline(void)
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375 | {
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376 | /*
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377 | * Open the session, load ring-0 and issue the request.
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378 | */
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379 | int rc = SUPR3Init(&m->m_pSession);
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380 | if (RT_FAILURE(rc))
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381 | {
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382 | m->m_pSession = NIL_RTR0PTR;
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383 | LogRel(("VBoxNetBaseService: SUPR3Init -> %Rrc\n", rc));
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384 | return rc;
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385 | }
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386 |
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387 | char szPath[RTPATH_MAX];
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388 | rc = RTPathExecDir(szPath, sizeof(szPath) - sizeof("/VMMR0.r0"));
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389 | if (RT_FAILURE(rc))
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390 | {
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391 | LogRel(("VBoxNetBaseService: RTPathExecDir -> %Rrc\n", rc));
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392 | return rc;
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393 | }
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394 |
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395 | rc = SUPR3LoadVMM(strcat(szPath, "/VMMR0.r0"), NULL);
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396 | if (RT_FAILURE(rc))
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397 | {
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398 | LogRel(("VBoxNetBaseService: SUPR3LoadVMM(\"%s\") -> %Rrc\n", szPath, rc));
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399 | return rc;
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400 | }
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401 |
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402 | /*
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403 | * Create the open request.
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404 | */
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405 | PINTNETBUF pBuf;
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406 | INTNETOPENREQ OpenReq;
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407 | OpenReq.Hdr.u32Magic = SUPVMMR0REQHDR_MAGIC;
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408 | OpenReq.Hdr.cbReq = sizeof(OpenReq);
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409 | OpenReq.pSession = m->m_pSession;
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410 | RTStrCopy(OpenReq.szNetwork, sizeof(OpenReq.szNetwork), m->m_NetworkName.c_str());
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411 | OpenReq.szNetwork[sizeof(OpenReq.szNetwork) - 1] = '\0';
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412 | RTStrCopy(OpenReq.szTrunk, sizeof(OpenReq.szTrunk), m->m_TrunkName.c_str());
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413 | OpenReq.szTrunk[sizeof(OpenReq.szTrunk) - 1] = '\0';
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414 | OpenReq.enmTrunkType = m->m_enmTrunkType;
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415 | OpenReq.fFlags = 0; /** @todo check this */
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416 | OpenReq.cbSend = m->m_cbSendBuf;
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417 | OpenReq.cbRecv = m->m_cbRecvBuf;
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418 | OpenReq.hIf = INTNET_HANDLE_INVALID;
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419 |
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420 | /*
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421 | * Issue the request.
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422 | */
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423 | Log2(("attempting to open/create network \"%s\"...\n", OpenReq.szNetwork));
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424 | rc = SUPR3CallVMMR0Ex(NIL_RTR0PTR, NIL_VMCPUID, VMMR0_DO_INTNET_OPEN, 0, &OpenReq.Hdr);
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425 | if (RT_FAILURE(rc))
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426 | {
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427 | Log2(("VBoxNetBaseService: SUPR3CallVMMR0Ex(,VMMR0_DO_INTNET_OPEN,) failed, rc=%Rrc\n", rc));
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428 | return rc;
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429 | }
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430 | m->m_hIf = OpenReq.hIf;
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431 | Log2(("successfully opened/created \"%s\" - hIf=%#x\n", OpenReq.szNetwork, m->m_hIf));
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432 |
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433 | /*
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434 | * Get the ring-3 address of the shared interface buffer.
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435 | */
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436 | INTNETIFGETBUFFERPTRSREQ GetBufferPtrsReq;
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437 | GetBufferPtrsReq.Hdr.u32Magic = SUPVMMR0REQHDR_MAGIC;
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438 | GetBufferPtrsReq.Hdr.cbReq = sizeof(GetBufferPtrsReq);
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439 | GetBufferPtrsReq.pSession = m->m_pSession;
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440 | GetBufferPtrsReq.hIf = m->m_hIf;
|
---|
441 | GetBufferPtrsReq.pRing3Buf = NULL;
|
---|
442 | GetBufferPtrsReq.pRing0Buf = NIL_RTR0PTR;
|
---|
443 | rc = SUPR3CallVMMR0Ex(NIL_RTR0PTR, NIL_VMCPUID, VMMR0_DO_INTNET_IF_GET_BUFFER_PTRS, 0, &GetBufferPtrsReq.Hdr);
|
---|
444 | if (RT_FAILURE(rc))
|
---|
445 | {
|
---|
446 | Log2(("VBoxNetBaseService: SUPR3CallVMMR0Ex(,VMMR0_DO_INTNET_IF_GET_BUFFER_PTRS,) failed, rc=%Rrc\n", rc));
|
---|
447 | return rc;
|
---|
448 | }
|
---|
449 | pBuf = GetBufferPtrsReq.pRing3Buf;
|
---|
450 | Log2(("pBuf=%p cbBuf=%d cbSend=%d cbRecv=%d\n",
|
---|
451 | pBuf, pBuf->cbBuf, pBuf->cbSend, pBuf->cbRecv));
|
---|
452 | m->m_pIfBuf = pBuf;
|
---|
453 |
|
---|
454 | /*
|
---|
455 | * Activate the interface.
|
---|
456 | */
|
---|
457 | INTNETIFSETACTIVEREQ ActiveReq;
|
---|
458 | ActiveReq.Hdr.u32Magic = SUPVMMR0REQHDR_MAGIC;
|
---|
459 | ActiveReq.Hdr.cbReq = sizeof(ActiveReq);
|
---|
460 | ActiveReq.pSession = m->m_pSession;
|
---|
461 | ActiveReq.hIf = m->m_hIf;
|
---|
462 | ActiveReq.fActive = true;
|
---|
463 | rc = SUPR3CallVMMR0Ex(NIL_RTR0PTR, NIL_VMCPUID, VMMR0_DO_INTNET_IF_SET_ACTIVE, 0, &ActiveReq.Hdr);
|
---|
464 | if (RT_SUCCESS(rc))
|
---|
465 | return 0;
|
---|
466 |
|
---|
467 | /* bail out */
|
---|
468 | Log2(("VBoxNetBaseService: SUPR3CallVMMR0Ex(,VMMR0_DO_INTNET_IF_SET_PROMISCUOUS_MODE,) failed, rc=%Rrc\n", rc));
|
---|
469 |
|
---|
470 | /* ignore this error */
|
---|
471 | return VINF_SUCCESS;
|
---|
472 | }
|
---|
473 |
|
---|
474 |
|
---|
475 | void VBoxNetBaseService::shutdown(void)
|
---|
476 | {
|
---|
477 | syncEnter();
|
---|
478 | if (!m->fShutdown)
|
---|
479 | {
|
---|
480 | m->fShutdown = true;
|
---|
481 | if (m->m_hThrRecv != NIL_RTTHREAD)
|
---|
482 | {
|
---|
483 | int rc = abortWait();
|
---|
484 | AssertRC(rc == VINF_SUCCESS || rc == VERR_SEM_DESTROYED);
|
---|
485 | rc = m->m_EventQ->interruptEventQueueProcessing();
|
---|
486 | if (RT_SUCCESS(rc))
|
---|
487 | {
|
---|
488 | rc = RTThreadWait(m->m_hThrRecv, 60000, NULL);
|
---|
489 | if (RT_FAILURE(rc))
|
---|
490 | Log1WarningFunc(("RTThreadWait(%RTthrd) -> %Rrc\n", m->m_hThrRecv, rc));
|
---|
491 | }
|
---|
492 | else
|
---|
493 | {
|
---|
494 | AssertMsgFailed(("interruptEventQueueProcessing() failed\n"));
|
---|
495 | RTThreadWait(m->m_hThrRecv , 0, NULL);
|
---|
496 | }
|
---|
497 | }
|
---|
498 | }
|
---|
499 | syncLeave();
|
---|
500 | }
|
---|
501 |
|
---|
502 |
|
---|
503 | int VBoxNetBaseService::syncEnter()
|
---|
504 | {
|
---|
505 | return RTCritSectEnter(&m->m_csThis);
|
---|
506 | }
|
---|
507 |
|
---|
508 |
|
---|
509 | int VBoxNetBaseService::syncLeave()
|
---|
510 | {
|
---|
511 | return RTCritSectLeave(&m->m_csThis);
|
---|
512 | }
|
---|
513 |
|
---|
514 |
|
---|
515 | int VBoxNetBaseService::waitForIntNetEvent(int cMillis)
|
---|
516 | {
|
---|
517 | INTNETIFWAITREQ WaitReq;
|
---|
518 | LogFlowFunc(("ENTER:cMillis: %d\n", cMillis));
|
---|
519 | WaitReq.Hdr.u32Magic = SUPVMMR0REQHDR_MAGIC;
|
---|
520 | WaitReq.Hdr.cbReq = sizeof(WaitReq);
|
---|
521 | WaitReq.pSession = m->m_pSession;
|
---|
522 | WaitReq.hIf = m->m_hIf;
|
---|
523 | WaitReq.cMillies = cMillis;
|
---|
524 |
|
---|
525 | int rc = SUPR3CallVMMR0Ex(NIL_RTR0PTR, NIL_VMCPUID, VMMR0_DO_INTNET_IF_WAIT, 0, &WaitReq.Hdr);
|
---|
526 | LogFlowFuncLeaveRC(rc);
|
---|
527 | return rc;
|
---|
528 | }
|
---|
529 |
|
---|
530 |
|
---|
531 | int VBoxNetBaseService::abortWait()
|
---|
532 | {
|
---|
533 | INTNETIFABORTWAITREQ AbortReq;
|
---|
534 | LogFlowFunc(("ENTER:\n"));
|
---|
535 | AbortReq.Hdr.u32Magic = SUPVMMR0REQHDR_MAGIC;
|
---|
536 | AbortReq.Hdr.cbReq = sizeof(AbortReq);
|
---|
537 | AbortReq.pSession = m->m_pSession;
|
---|
538 | AbortReq.hIf = m->m_hIf;
|
---|
539 | AbortReq.fNoMoreWaits = true;
|
---|
540 |
|
---|
541 | int rc = SUPR3CallVMMR0Ex(NIL_RTR0PTR, NIL_VMCPUID, VMMR0_DO_INTNET_IF_ABORT_WAIT, 0, &AbortReq.Hdr);
|
---|
542 | LogFlowFuncLeaveRC(rc);
|
---|
543 | return rc;
|
---|
544 | }
|
---|
545 |
|
---|
546 |
|
---|
547 | /* S/G API */
|
---|
548 | int VBoxNetBaseService::sendBufferOnWire(PCINTNETSEG paSegs, size_t cSegs, size_t cbFrame)
|
---|
549 | {
|
---|
550 | /* Allocate frame */
|
---|
551 | PINTNETHDR pHdr = NULL;
|
---|
552 | uint8_t *pbFrame = NULL;
|
---|
553 | int rc = IntNetRingAllocateFrame(&m->m_pIfBuf->Send, (uint32_t)cbFrame, &pHdr, (void **)&pbFrame);
|
---|
554 | AssertRCReturn(rc, rc);
|
---|
555 |
|
---|
556 | /* Now we fill pvFrame with S/G above */
|
---|
557 | size_t offFrame = 0;
|
---|
558 | for (size_t idxSeg = 0; idxSeg < cSegs; ++idxSeg)
|
---|
559 | {
|
---|
560 | memcpy(&pbFrame[offFrame], paSegs[idxSeg].pv, paSegs[idxSeg].cb);
|
---|
561 | offFrame += paSegs[idxSeg].cb;
|
---|
562 | }
|
---|
563 |
|
---|
564 | /* Commit */
|
---|
565 | IntNetRingCommitFrameEx(&m->m_pIfBuf->Send, pHdr, cbFrame);
|
---|
566 |
|
---|
567 | LogFlowFuncLeaveRC(rc);
|
---|
568 | return rc;
|
---|
569 | }
|
---|
570 |
|
---|
571 | /**
|
---|
572 | * forcible ask for send packet on the "wire"
|
---|
573 | */
|
---|
574 | void VBoxNetBaseService::flushWire()
|
---|
575 | {
|
---|
576 | INTNETIFSENDREQ SendReq;
|
---|
577 | SendReq.Hdr.u32Magic = SUPVMMR0REQHDR_MAGIC;
|
---|
578 | SendReq.Hdr.cbReq = sizeof(SendReq);
|
---|
579 | SendReq.pSession = m->m_pSession;
|
---|
580 | SendReq.hIf = m->m_hIf;
|
---|
581 | int rc = SUPR3CallVMMR0Ex(NIL_RTR0PTR, NIL_VMCPUID, VMMR0_DO_INTNET_IF_SEND, 0, &SendReq.Hdr);
|
---|
582 | AssertRCReturnVoid(rc);
|
---|
583 | LogFlowFuncLeave();
|
---|
584 | }
|
---|
585 |
|
---|
586 |
|
---|
587 | int VBoxNetBaseService::hlpUDPBroadcast(unsigned uSrcPort, unsigned uDstPort,
|
---|
588 | void const *pvData, size_t cbData) const
|
---|
589 | {
|
---|
590 | return VBoxNetUDPBroadcast(m->m_pSession, m->m_hIf, m->m_pIfBuf,
|
---|
591 | m->m_Ipv4Address, &m->m_MacAddress, uSrcPort,
|
---|
592 | uDstPort, pvData, cbData);
|
---|
593 |
|
---|
594 | }
|
---|
595 |
|
---|
596 |
|
---|
597 | const std::string VBoxNetBaseService::getServiceName() const
|
---|
598 | {
|
---|
599 | return m->m_ServiceName;
|
---|
600 | }
|
---|
601 |
|
---|
602 |
|
---|
603 | void VBoxNetBaseService::setServiceName(const std::string& aName)
|
---|
604 | {
|
---|
605 | m->m_ServiceName = aName;
|
---|
606 | }
|
---|
607 |
|
---|
608 |
|
---|
609 | const std::string VBoxNetBaseService::getNetworkName() const
|
---|
610 | {
|
---|
611 | return m->m_NetworkName;
|
---|
612 | }
|
---|
613 |
|
---|
614 |
|
---|
615 | void VBoxNetBaseService::setNetworkName(const std::string& aName)
|
---|
616 | {
|
---|
617 | m->m_NetworkName = aName;
|
---|
618 | }
|
---|
619 |
|
---|
620 |
|
---|
621 | const RTMAC VBoxNetBaseService::getMacAddress() const
|
---|
622 | {
|
---|
623 | return m->m_MacAddress;
|
---|
624 | }
|
---|
625 |
|
---|
626 |
|
---|
627 | void VBoxNetBaseService::setMacAddress(const RTMAC& aMac)
|
---|
628 | {
|
---|
629 | m->m_MacAddress = aMac;
|
---|
630 | }
|
---|
631 |
|
---|
632 |
|
---|
633 | const RTNETADDRIPV4 VBoxNetBaseService::getIpv4Address() const
|
---|
634 | {
|
---|
635 | return m->m_Ipv4Address;
|
---|
636 | }
|
---|
637 |
|
---|
638 |
|
---|
639 | void VBoxNetBaseService::setIpv4Address(const RTNETADDRIPV4& aAddress)
|
---|
640 | {
|
---|
641 | m->m_Ipv4Address = aAddress;
|
---|
642 | }
|
---|
643 |
|
---|
644 |
|
---|
645 | const RTNETADDRIPV4 VBoxNetBaseService::getIpv4Netmask() const
|
---|
646 | {
|
---|
647 | return m->m_Ipv4Netmask;
|
---|
648 | }
|
---|
649 |
|
---|
650 |
|
---|
651 | void VBoxNetBaseService::setIpv4Netmask(const RTNETADDRIPV4& aNetmask)
|
---|
652 | {
|
---|
653 | m->m_Ipv4Netmask = aNetmask;
|
---|
654 | }
|
---|
655 |
|
---|
656 |
|
---|
657 | uint32_t VBoxNetBaseService::getSendBufSize() const
|
---|
658 | {
|
---|
659 | return m->m_cbSendBuf;
|
---|
660 | }
|
---|
661 |
|
---|
662 |
|
---|
663 | void VBoxNetBaseService::setSendBufSize(uint32_t cbBuf)
|
---|
664 | {
|
---|
665 | m->m_cbSendBuf = cbBuf;
|
---|
666 | }
|
---|
667 |
|
---|
668 |
|
---|
669 | uint32_t VBoxNetBaseService::getRecvBufSize() const
|
---|
670 | {
|
---|
671 | return m->m_cbRecvBuf;
|
---|
672 | }
|
---|
673 |
|
---|
674 |
|
---|
675 | void VBoxNetBaseService::setRecvBufSize(uint32_t cbBuf)
|
---|
676 | {
|
---|
677 | m->m_cbRecvBuf = cbBuf;
|
---|
678 | }
|
---|
679 |
|
---|
680 |
|
---|
681 | int32_t VBoxNetBaseService::getVerbosityLevel() const
|
---|
682 | {
|
---|
683 | return m->m_cVerbosity;
|
---|
684 | }
|
---|
685 |
|
---|
686 |
|
---|
687 | void VBoxNetBaseService::setVerbosityLevel(int32_t aVerbosity)
|
---|
688 | {
|
---|
689 | m->m_cVerbosity = aVerbosity;
|
---|
690 | }
|
---|
691 |
|
---|
692 |
|
---|
693 | void VBoxNetBaseService::addCommandLineOption(PCRTGETOPTDEF optDef)
|
---|
694 | {
|
---|
695 | m->m_vecOptionDefs.push_back(optDef);
|
---|
696 | }
|
---|
697 |
|
---|
698 |
|
---|
699 | void VBoxNetBaseService::doReceiveLoop()
|
---|
700 | {
|
---|
701 | int rc;
|
---|
702 | /* Well we're ready */
|
---|
703 | PINTNETRINGBUF pRingBuf = &m->m_pIfBuf->Recv;
|
---|
704 |
|
---|
705 | for (;;)
|
---|
706 | {
|
---|
707 | /*
|
---|
708 | * Wait for a packet to become available.
|
---|
709 | */
|
---|
710 | rc = waitForIntNetEvent(2000);
|
---|
711 | if (rc == VERR_SEM_DESTROYED)
|
---|
712 | break;
|
---|
713 |
|
---|
714 | if (RT_FAILURE(rc))
|
---|
715 | {
|
---|
716 | if (rc == VERR_TIMEOUT || rc == VERR_INTERRUPTED)
|
---|
717 | {
|
---|
718 | /* do we want interrupt anyone ??? */
|
---|
719 | continue;
|
---|
720 | }
|
---|
721 | LogRel(("VBoxNetBaseService: waitForIntNetEvent returned %Rrc\n", rc));
|
---|
722 | AssertRCReturnVoid(rc);
|
---|
723 | }
|
---|
724 |
|
---|
725 | /*
|
---|
726 | * Process the receive buffer.
|
---|
727 | */
|
---|
728 | PCINTNETHDR pHdr;
|
---|
729 | while ((pHdr = IntNetRingGetNextFrameToRead(pRingBuf)) != NULL)
|
---|
730 | {
|
---|
731 | uint8_t const u8Type = pHdr->u8Type;
|
---|
732 | size_t cbFrame = pHdr->cbFrame;
|
---|
733 | switch (u8Type)
|
---|
734 | {
|
---|
735 | case INTNETHDR_TYPE_FRAME:
|
---|
736 | {
|
---|
737 | void *pvFrame = IntNetHdrGetFramePtr(pHdr, m->m_pIfBuf);
|
---|
738 | rc = processFrame(pvFrame, cbFrame);
|
---|
739 | if (RT_FAILURE(rc) && rc == VERR_IGNORED)
|
---|
740 | {
|
---|
741 | /* XXX: UDP + ARP for DHCP */
|
---|
742 | VBOXNETUDPHDRS Hdrs;
|
---|
743 | size_t cb;
|
---|
744 | void *pv = VBoxNetUDPMatch(m->m_pIfBuf, RTNETIPV4_PORT_BOOTPS, &m->m_MacAddress,
|
---|
745 | VBOXNETUDP_MATCH_UNICAST
|
---|
746 | | VBOXNETUDP_MATCH_BROADCAST
|
---|
747 | | VBOXNETUDP_MATCH_CHECKSUM
|
---|
748 | | (m->m_cVerbosity > 2 ? VBOXNETUDP_MATCH_PRINT_STDERR : 0),
|
---|
749 | &Hdrs, &cb);
|
---|
750 | if (pv && cb)
|
---|
751 | processUDP(pv, cb);
|
---|
752 | else
|
---|
753 | VBoxNetArpHandleIt(m->m_pSession, m->m_hIf, m->m_pIfBuf, &m->m_MacAddress, m->m_Ipv4Address);
|
---|
754 | }
|
---|
755 | break;
|
---|
756 | }
|
---|
757 | case INTNETHDR_TYPE_GSO:
|
---|
758 | {
|
---|
759 | PCPDMNETWORKGSO pGso = IntNetHdrGetGsoContext(pHdr, m->m_pIfBuf);
|
---|
760 | rc = processGSO(pGso, cbFrame);
|
---|
761 | if (RT_FAILURE(rc) && rc == VERR_IGNORED)
|
---|
762 | break;
|
---|
763 | break;
|
---|
764 | }
|
---|
765 |
|
---|
766 | case INTNETHDR_TYPE_PADDING:
|
---|
767 | break;
|
---|
768 |
|
---|
769 | default:
|
---|
770 | break;
|
---|
771 | }
|
---|
772 | IntNetRingSkipFrame(&m->m_pIfBuf->Recv);
|
---|
773 | } /* loop */
|
---|
774 | }
|
---|
775 | }
|
---|
776 |
|
---|
777 |
|
---|
778 | int VBoxNetBaseService::startReceiveThreadAndEnterEventLoop()
|
---|
779 | {
|
---|
780 | AssertMsgReturn(isMainNeeded(), ("It's expected that we need Main"), VERR_INTERNAL_ERROR);
|
---|
781 |
|
---|
782 | /* start receiving thread */
|
---|
783 | int rc = RTThreadCreate(&m->m_hThrRecv, /* thread handle*/
|
---|
784 | &VBoxNetBaseService::Data::recvLoop, /* routine */
|
---|
785 | this, /* user data */
|
---|
786 | 128 * _1K, /* stack size */
|
---|
787 | RTTHREADTYPE_IO, /* type */
|
---|
788 | RTTHREADFLAGS_WAITABLE, /* flags */
|
---|
789 | "RECV");
|
---|
790 | AssertRCReturn(rc, rc);
|
---|
791 |
|
---|
792 | m->m_EventQ = com::NativeEventQueue::getMainEventQueue();
|
---|
793 | AssertPtrReturn(m->m_EventQ, VERR_INTERNAL_ERROR);
|
---|
794 |
|
---|
795 | while (!m->fShutdown)
|
---|
796 | {
|
---|
797 | rc = m->m_EventQ->processEventQueue(RT_INDEFINITE_WAIT);
|
---|
798 | if (rc == VERR_INTERRUPTED)
|
---|
799 | {
|
---|
800 | LogFlow(("Event queue processing ended with rc=%Rrc\n", rc));
|
---|
801 | break;
|
---|
802 | }
|
---|
803 | }
|
---|
804 |
|
---|
805 | return VINF_SUCCESS;
|
---|
806 | }
|
---|
807 |
|
---|
808 |
|
---|
809 | void VBoxNetBaseService::debugPrint(int32_t iMinLevel, bool fMsg, const char *pszFmt, ...) const
|
---|
810 | {
|
---|
811 | if (iMinLevel <= m->m_cVerbosity)
|
---|
812 | {
|
---|
813 | va_list va;
|
---|
814 | va_start(va, pszFmt);
|
---|
815 | debugPrintV(iMinLevel, fMsg, pszFmt, va);
|
---|
816 | va_end(va);
|
---|
817 | }
|
---|
818 | }
|
---|
819 |
|
---|
820 |
|
---|
821 | /**
|
---|
822 | * Print debug message depending on the m_cVerbosity level.
|
---|
823 | *
|
---|
824 | * @param iMinLevel The minimum m_cVerbosity level for this message.
|
---|
825 | * @param fMsg Whether to dump parts for the current service message.
|
---|
826 | * @param pszFmt The message format string.
|
---|
827 | * @param va Optional arguments.
|
---|
828 | */
|
---|
829 | void VBoxNetBaseService::debugPrintV(int iMinLevel, bool fMsg, const char *pszFmt, va_list va) const
|
---|
830 | {
|
---|
831 | RT_NOREF(fMsg);
|
---|
832 | if (iMinLevel <= m->m_cVerbosity)
|
---|
833 | {
|
---|
834 | va_list vaCopy; /* This dude is *very* special, thus the copy. */
|
---|
835 | va_copy(vaCopy, va);
|
---|
836 | RTStrmPrintf(g_pStdErr, "%s: %s: %N\n",
|
---|
837 | RTProcShortName(),
|
---|
838 | iMinLevel >= 2 ? "debug" : "info",
|
---|
839 | pszFmt,
|
---|
840 | &vaCopy);
|
---|
841 | va_end(vaCopy);
|
---|
842 | }
|
---|
843 | }
|
---|
844 |
|
---|
845 |
|
---|
846 | PRTGETOPTDEF VBoxNetBaseService::getOptionsPtr()
|
---|
847 | {
|
---|
848 | PRTGETOPTDEF pOptArray = NULL;
|
---|
849 | pOptArray = (PRTGETOPTDEF)RTMemAlloc(sizeof(RTGETOPTDEF) * m->m_vecOptionDefs.size());
|
---|
850 | if (!pOptArray)
|
---|
851 | return NULL;
|
---|
852 | for (unsigned int i = 0; i < m->m_vecOptionDefs.size(); ++i)
|
---|
853 | {
|
---|
854 | PCRTGETOPTDEF pOpt = m->m_vecOptionDefs[i];
|
---|
855 | memcpy(&pOptArray[i], pOpt, sizeof(*pOpt));
|
---|
856 | }
|
---|
857 | return pOptArray;
|
---|
858 | }
|
---|