1 | /* $Id: NetIf-darwin.cpp 35693 2011-01-24 17:27:05Z vboxsync $ */
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2 | /** @file
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3 | * Main - NetIfList, Darwin implementation.
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4 | */
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5 |
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6 | /*
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7 | * Copyright (C) 2008 Oracle Corporation
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8 | *
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9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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10 | * available from http://www.virtualbox.org. This file is free software;
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11 | * you can redistribute it and/or modify it under the terms of the GNU
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12 | * General Public License (GPL) as published by the Free Software
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13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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16 | */
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17 |
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18 |
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19 |
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20 | /*******************************************************************************
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21 | * Header Files *
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22 | *******************************************************************************/
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23 | /*
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24 | * Deal with conflicts first.
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25 | * PVM - BSD mess, that FreeBSD has correct a long time ago.
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26 | * iprt/types.h before sys/param.h - prevents UINT32_C and friends.
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27 | */
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28 | #include <iprt/types.h>
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29 | #include <sys/param.h>
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30 | #undef PVM
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31 |
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32 | #define LOG_GROUP LOG_GROUP_MAIN
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33 |
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34 | #include <iprt/err.h>
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35 | #include <iprt/alloc.h>
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36 |
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37 | #include <string.h>
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38 | #include <sys/socket.h>
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39 | #include <sys/ioctl.h>
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40 | #include <sys/sysctl.h>
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41 | #include <netinet/in.h>
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42 | #include <net/if.h>
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43 | #include <net/if_dl.h>
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44 | #include <net/if_types.h>
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45 | #include <net/route.h>
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46 | #include <ifaddrs.h>
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47 | #include <errno.h>
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48 | #include <unistd.h>
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49 | #include <list>
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50 |
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51 | #include "HostNetworkInterfaceImpl.h"
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52 | #include "netif.h"
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53 | #include "iokit.h"
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54 | #include "Logging.h"
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55 |
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56 | #if 0
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57 | int NetIfList(std::list <ComObjPtr<HostNetworkInterface> > &list)
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58 | {
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59 | int sock = socket(PF_INET, SOCK_DGRAM, IPPROTO_IP);
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60 | if (sock < 0)
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61 | {
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62 | Log(("NetIfList: socket() -> %d\n", errno));
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63 | return NULL;
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64 | }
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65 | struct ifaddrs *IfAddrs, *pAddr;
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66 | int rc = getifaddrs(&IfAddrs);
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67 | if (rc)
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68 | {
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69 | close(sock);
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70 | Log(("NetIfList: getifaddrs() -> %d\n", rc));
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71 | return VERR_INTERNAL_ERROR;
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72 | }
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73 |
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74 | PDARWINETHERNIC pEtherNICs = DarwinGetEthernetControllers();
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75 | while (pEtherNICs)
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76 | {
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77 | size_t cbNameLen = strlen(pEtherNICs->szName) + 1;
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78 | PNETIFINFO pNew = (PNETIFINFO)RTMemAllocZ(RT_OFFSETOF(NETIFINFO, szName[cbNameLen]));
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79 | pNew->MACAddress = pEtherNICs->Mac;
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80 | pNew->enmMediumType = NETIF_T_ETHERNET;
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81 | pNew->Uuid = pEtherNICs->Uuid;
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82 | Assert(sizeof(pNew->szShortName) > sizeof(pEtherNICs->szBSDName));
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83 | memcpy(pNew->szShortName, pEtherNICs->szBSDName, sizeof(pEtherNICs->szBSDName));
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84 | pNew->szShortName[sizeof(pEtherNICs->szBSDName)] = '\0';
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85 | memcpy(pNew->szName, pEtherNICs->szName, cbNameLen);
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86 |
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87 | struct ifreq IfReq;
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88 | strcpy(IfReq.ifr_name, pNew->szShortName);
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89 | if (ioctl(sock, SIOCGIFFLAGS, &IfReq) < 0)
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90 | {
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91 | Log(("NetIfList: ioctl(SIOCGIFFLAGS) -> %d\n", errno));
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92 | pNew->enmStatus = NETIF_S_UNKNOWN;
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93 | }
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94 | else
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95 | pNew->enmStatus = (IfReq.ifr_flags & IFF_UP) ? NETIF_S_UP : NETIF_S_DOWN;
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96 |
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97 | for (pAddr = IfAddrs; pAddr != NULL; pAddr = pAddr->ifa_next)
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98 | {
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99 | if (strcmp(pNew->szShortName, pAddr->ifa_name))
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100 | continue;
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101 |
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102 | struct sockaddr_in *pIPAddr, *pIPNetMask;
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103 | struct sockaddr_in6 *pIPv6Addr, *pIPv6NetMask;
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104 |
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105 | switch (pAddr->ifa_addr->sa_family)
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106 | {
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107 | case AF_INET:
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108 | if (pNew->IPAddress.u)
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109 | break;
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110 | pIPAddr = (struct sockaddr_in *)pAddr->ifa_addr;
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111 | Assert(sizeof(pNew->IPAddress) == sizeof(pIPAddr->sin_addr));
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112 | pNew->IPAddress.u = pIPAddr->sin_addr.s_addr;
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113 | pIPNetMask = (struct sockaddr_in *)pAddr->ifa_netmask;
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114 | Assert(pIPNetMask->sin_family == AF_INET);
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115 | Assert(sizeof(pNew->IPNetMask) == sizeof(pIPNetMask->sin_addr));
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116 | pNew->IPNetMask.u = pIPNetMask->sin_addr.s_addr;
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117 | break;
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118 | case AF_INET6:
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119 | if (pNew->IPv6Address.s.Lo || pNew->IPv6Address.s.Hi)
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120 | break;
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121 | pIPv6Addr = (struct sockaddr_in6 *)pAddr->ifa_addr;
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122 | Assert(sizeof(pNew->IPv6Address) == sizeof(pIPv6Addr->sin6_addr));
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123 | memcpy(pNew->IPv6Address.au8,
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124 | pIPv6Addr->sin6_addr.__u6_addr.__u6_addr8,
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125 | sizeof(pNew->IPv6Address));
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126 | pIPv6NetMask = (struct sockaddr_in6 *)pAddr->ifa_netmask;
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127 | Assert(pIPv6NetMask->sin6_family == AF_INET6);
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128 | Assert(sizeof(pNew->IPv6NetMask) == sizeof(pIPv6NetMask->sin6_addr));
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129 | memcpy(pNew->IPv6NetMask.au8,
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130 | pIPv6NetMask->sin6_addr.__u6_addr.__u6_addr8,
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131 | sizeof(pNew->IPv6NetMask));
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132 | break;
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133 | }
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134 | }
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135 |
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136 | ComObjPtr<HostNetworkInterface> IfObj;
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137 | IfObj.createObject();
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138 | if (SUCCEEDED(IfObj->init(Bstr(pEtherNICs->szName), HostNetworkInterfaceType_Bridged, pNew)))
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139 | list.push_back(IfObj);
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140 | RTMemFree(pNew);
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141 |
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142 | /* next, free current */
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143 | void *pvFree = pEtherNICs;
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144 | pEtherNICs = pEtherNICs->pNext;
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145 | RTMemFree(pvFree);
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146 | }
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147 |
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148 | freeifaddrs(IfAddrs);
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149 | close(sock);
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150 | return VINF_SUCCESS;
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151 | }
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152 | #else
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153 |
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154 | #define ROUNDUP(a) \
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155 | (((a) & (sizeof(u_long) - 1)) ? (1 + ((a) | (sizeof(u_long) - 1))) : (a))
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156 | #define ADVANCE(x, n) (x += (n)->sa_len ? ROUNDUP((n)->sa_len) : sizeof(u_long))
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157 |
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158 | void extractAddresses(int iAddrMask, caddr_t cp, caddr_t cplim, struct sockaddr **pAddresses)
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159 | {
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160 | struct sockaddr *sa;
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161 |
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162 | for (int i = 0; i < RTAX_MAX && cp < cplim; i++) {
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163 | if (iAddrMask & (1 << i))
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164 | {
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165 | sa = (struct sockaddr *)cp;
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166 |
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167 | pAddresses[i] = sa;
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168 |
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169 | ADVANCE(cp, sa);
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170 | }
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171 | else
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172 | pAddresses[i] = NULL;
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173 | }
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174 | }
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175 |
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176 | void extractAddressesToNetInfo(int iAddrMask, caddr_t cp, caddr_t cplim, PNETIFINFO pInfo)
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177 | {
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178 | struct sockaddr *addresses[RTAX_MAX];
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179 |
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180 | extractAddresses(iAddrMask, cp, cplim, addresses);
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181 | switch (addresses[RTAX_IFA]->sa_family)
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182 | {
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183 | case AF_INET:
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184 | if (!pInfo->IPAddress.u)
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185 | {
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186 | pInfo->IPAddress.u = ((struct sockaddr_in *)addresses[RTAX_IFA])->sin_addr.s_addr;
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187 | pInfo->IPNetMask.u = ((struct sockaddr_in *)addresses[RTAX_NETMASK])->sin_addr.s_addr;
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188 | }
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189 | break;
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190 | case AF_INET6:
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191 | if (!pInfo->IPv6Address.s.Lo && !pInfo->IPv6Address.s.Hi)
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192 | {
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193 | memcpy(pInfo->IPv6Address.au8,
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194 | ((struct sockaddr_in6 *)addresses[RTAX_IFA])->sin6_addr.__u6_addr.__u6_addr8,
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195 | sizeof(pInfo->IPv6Address));
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196 | memcpy(pInfo->IPv6NetMask.au8,
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197 | ((struct sockaddr_in6 *)addresses[RTAX_NETMASK])->sin6_addr.__u6_addr.__u6_addr8,
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198 | sizeof(pInfo->IPv6NetMask));
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199 | }
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200 | break;
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201 | default:
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202 | Log(("NetIfList: Unsupported address family: %u\n", addresses[RTAX_IFA]->sa_family));
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203 | break;
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204 | }
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205 | }
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206 |
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207 | static int getDefaultIfaceIndex(unsigned short *pu16Index)
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208 | {
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209 | size_t cbNeeded;
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210 | char *pBuf, *pNext;
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211 | int aiMib[6];
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212 | struct sockaddr *addresses[RTAX_MAX];
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213 |
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214 | aiMib[0] = CTL_NET;
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215 | aiMib[1] = PF_ROUTE;
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216 | aiMib[2] = 0;
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217 | aiMib[3] = PF_INET; /* address family */
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218 | aiMib[4] = NET_RT_DUMP;
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219 | aiMib[5] = 0;
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220 |
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221 | if (sysctl(aiMib, 6, NULL, &cbNeeded, NULL, 0) < 0)
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222 | {
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223 | Log(("getDefaultIfaceIndex: Failed to get estimate for list size (errno=%d).\n", errno));
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224 | return RTErrConvertFromErrno(errno);
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225 | }
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226 | if ((pBuf = (char*)malloc(cbNeeded)) == NULL)
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227 | return VERR_NO_MEMORY;
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228 | if (sysctl(aiMib, 6, pBuf, &cbNeeded, NULL, 0) < 0)
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229 | {
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230 | free(pBuf);
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231 | Log(("getDefaultIfaceIndex: Failed to retrieve interface table (errno=%d).\n", errno));
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232 | return RTErrConvertFromErrno(errno);
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233 | }
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234 |
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235 | char *pEnd = pBuf + cbNeeded;
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236 | struct rt_msghdr *pRtMsg;
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237 | for (pNext = pBuf; pNext < pEnd; pNext += pRtMsg->rtm_msglen)
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238 | {
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239 | pRtMsg = (struct rt_msghdr *)pNext;
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240 |
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241 | if (pRtMsg->rtm_type != RTM_GET)
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242 | {
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243 | Log(("getDefaultIfaceIndex: Got message %u while expecting %u.\n",
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244 | pRtMsg->rtm_type, RTM_GET));
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245 | //rc = VERR_INTERNAL_ERROR;
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246 | continue;
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247 | }
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248 | if ((char*)(pRtMsg + 1) < pEnd)
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249 | {
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250 | /* Extract addresses from the message. */
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251 | extractAddresses(pRtMsg->rtm_addrs, (char *)(pRtMsg + 1),
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252 | pRtMsg->rtm_msglen + 1 + (char *)pRtMsg, addresses);
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253 | if ((pRtMsg->rtm_addrs & RTA_DST)
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254 | && (pRtMsg->rtm_addrs & RTA_NETMASK))
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255 | {
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256 | if (addresses[RTAX_DST]->sa_family != AF_INET)
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257 | continue;
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258 | struct sockaddr_in *addr = (struct sockaddr_in *)addresses[RTAX_DST];
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259 | struct sockaddr_in *mask = (struct sockaddr_in *)addresses[RTAX_NETMASK];
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260 | if ((addr->sin_addr.s_addr == INADDR_ANY) &&
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261 | mask &&
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262 | (ntohl(mask->sin_addr.s_addr) == 0L ||
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263 | mask->sin_len == 0))
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264 | {
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265 | *pu16Index = pRtMsg->rtm_index;
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266 | free(pBuf);
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267 | return VINF_SUCCESS;
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268 | }
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269 | }
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270 | }
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271 | }
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272 | free(pBuf);
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273 | return 0; /* Failed to find default interface, take the first one in the list. */
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274 | }
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275 |
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276 | int NetIfList(std::list <ComObjPtr<HostNetworkInterface> > &list)
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277 | {
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278 | int rc = VINF_SUCCESS;
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279 | size_t cbNeeded;
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280 | char *pBuf, *pNext;
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281 | int aiMib[6];
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282 | unsigned short u16DefaultIface = 0; /* initialized to shut up gcc */
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283 |
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284 | /* Get the index of the interface associated with default route. */
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285 | rc = getDefaultIfaceIndex(&u16DefaultIface);
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286 | if (RT_FAILURE(rc))
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287 | return rc;
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288 |
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289 | aiMib[0] = CTL_NET;
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290 | aiMib[1] = PF_ROUTE;
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291 | aiMib[2] = 0;
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292 | aiMib[3] = 0; /* address family */
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293 | aiMib[4] = NET_RT_IFLIST;
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294 | aiMib[5] = 0;
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295 |
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296 | if (sysctl(aiMib, 6, NULL, &cbNeeded, NULL, 0) < 0)
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297 | {
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298 | Log(("NetIfList: Failed to get estimate for list size (errno=%d).\n", errno));
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299 | return RTErrConvertFromErrno(errno);
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300 | }
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301 | if ((pBuf = (char*)malloc(cbNeeded)) == NULL)
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302 | return VERR_NO_MEMORY;
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303 | if (sysctl(aiMib, 6, pBuf, &cbNeeded, NULL, 0) < 0)
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304 | {
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305 | free(pBuf);
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306 | Log(("NetIfList: Failed to retrieve interface table (errno=%d).\n", errno));
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307 | return RTErrConvertFromErrno(errno);
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308 | }
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309 |
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310 | int sock = socket(PF_INET, SOCK_DGRAM, IPPROTO_IP);
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311 | if (sock < 0)
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312 | {
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313 | free(pBuf);
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314 | Log(("NetIfList: socket() -> %d\n", errno));
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315 | return RTErrConvertFromErrno(errno);
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316 | }
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317 |
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318 | PDARWINETHERNIC pNIC;
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319 | PDARWINETHERNIC pEtherNICs = DarwinGetEthernetControllers();
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320 |
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321 | char *pEnd = pBuf + cbNeeded;
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322 | for (pNext = pBuf; pNext < pEnd;)
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323 | {
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324 | struct if_msghdr *pIfMsg = (struct if_msghdr *)pNext;
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325 |
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326 | if (pIfMsg->ifm_type != RTM_IFINFO)
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327 | {
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328 | Log(("NetIfList: Got message %u while expecting %u.\n",
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329 | pIfMsg->ifm_type, RTM_IFINFO));
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330 | rc = VERR_INTERNAL_ERROR;
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331 | break;
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332 | }
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333 | struct sockaddr_dl *pSdl = (struct sockaddr_dl *)(pIfMsg + 1);
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334 |
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335 | size_t cbNameLen = pSdl->sdl_nlen + 1;
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336 | Assert(pSdl->sdl_nlen < sizeof(pNIC->szBSDName));
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337 | for (pNIC = pEtherNICs; pNIC; pNIC = pNIC->pNext)
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338 | if ( !strncmp(pSdl->sdl_data, pNIC->szBSDName, pSdl->sdl_nlen)
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339 | && pNIC->szBSDName[pSdl->sdl_nlen] == '\0')
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340 | {
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341 | cbNameLen = strlen(pNIC->szName) + 1;
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342 | break;
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343 | }
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344 | PNETIFINFO pNew = (PNETIFINFO)RTMemAllocZ(RT_OFFSETOF(NETIFINFO, szName[cbNameLen]));
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345 | if (!pNew)
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346 | {
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347 | rc = VERR_NO_MEMORY;
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348 | break;
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349 | }
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350 | memcpy(pNew->MACAddress.au8, LLADDR(pSdl), sizeof(pNew->MACAddress.au8));
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351 | pNew->enmMediumType = NETIF_T_ETHERNET;
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352 | Assert(sizeof(pNew->szShortName) > pSdl->sdl_nlen);
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353 | memcpy(pNew->szShortName, pSdl->sdl_data, RT_MIN(pSdl->sdl_nlen, sizeof(pNew->szShortName) - 1));
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354 |
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355 | /*
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356 | * If we found the adapter in the list returned by
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357 | * DarwinGetEthernetControllers() copy the name and UUID from there.
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358 | */
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359 | if (pNIC)
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360 | {
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361 | memcpy(pNew->szName, pNIC->szName, cbNameLen);
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362 | pNew->Uuid = pNIC->Uuid;
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363 | }
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364 | else
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365 | {
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366 | memcpy(pNew->szName, pSdl->sdl_data, pSdl->sdl_nlen);
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367 | /* Generate UUID from name and MAC address. */
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368 | RTUUID uuid;
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369 | RTUuidClear(&uuid);
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370 | memcpy(&uuid, pNew->szShortName, RT_MIN(cbNameLen, sizeof(uuid)));
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371 | uuid.Gen.u8ClockSeqHiAndReserved = (uuid.Gen.u8ClockSeqHiAndReserved & 0x3f) | 0x80;
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372 | uuid.Gen.u16TimeHiAndVersion = (uuid.Gen.u16TimeHiAndVersion & 0x0fff) | 0x4000;
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373 | memcpy(uuid.Gen.au8Node, pNew->MACAddress.au8, sizeof(uuid.Gen.au8Node));
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374 | pNew->Uuid = uuid;
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375 | }
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376 |
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377 | pNext += pIfMsg->ifm_msglen;
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378 | while (pNext < pEnd)
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379 | {
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380 | struct ifa_msghdr *pIfAddrMsg = (struct ifa_msghdr *)pNext;
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381 |
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382 | if (pIfAddrMsg->ifam_type != RTM_NEWADDR)
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383 | break;
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384 | extractAddressesToNetInfo(pIfAddrMsg->ifam_addrs,
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385 | (char *)(pIfAddrMsg + 1),
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386 | pIfAddrMsg->ifam_msglen + (char *)pIfAddrMsg,
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387 | pNew);
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388 | pNext += pIfAddrMsg->ifam_msglen;
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389 | }
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390 |
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391 | if (pSdl->sdl_type == IFT_ETHER)
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392 | {
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393 | struct ifreq IfReq;
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394 | strcpy(IfReq.ifr_name, pNew->szShortName);
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395 | if (ioctl(sock, SIOCGIFFLAGS, &IfReq) < 0)
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396 | {
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397 | Log(("NetIfList: ioctl(SIOCGIFFLAGS) -> %d\n", errno));
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398 | pNew->enmStatus = NETIF_S_UNKNOWN;
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399 | }
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400 | else
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401 | pNew->enmStatus = (IfReq.ifr_flags & IFF_UP) ? NETIF_S_UP : NETIF_S_DOWN;
|
---|
402 |
|
---|
403 | HostNetworkInterfaceType_T enmType;
|
---|
404 | if (strncmp("vboxnet", pNew->szName, 7))
|
---|
405 | enmType = HostNetworkInterfaceType_Bridged;
|
---|
406 | else
|
---|
407 | enmType = HostNetworkInterfaceType_HostOnly;
|
---|
408 |
|
---|
409 | ComObjPtr<HostNetworkInterface> IfObj;
|
---|
410 | IfObj.createObject();
|
---|
411 | if (SUCCEEDED(IfObj->init(Bstr(pNew->szName), enmType, pNew)))
|
---|
412 | /* Make sure the default interface gets to the beginning. */
|
---|
413 | if (pIfMsg->ifm_index == u16DefaultIface)
|
---|
414 | list.push_front(IfObj);
|
---|
415 | else
|
---|
416 | list.push_back(IfObj);
|
---|
417 | }
|
---|
418 | RTMemFree(pNew);
|
---|
419 | }
|
---|
420 | for (pNIC = pEtherNICs; pNIC;)
|
---|
421 | {
|
---|
422 | void *pvFree = pNIC;
|
---|
423 | pNIC = pNIC->pNext;
|
---|
424 | RTMemFree(pvFree);
|
---|
425 | }
|
---|
426 | close(sock);
|
---|
427 | free(pBuf);
|
---|
428 | return rc;
|
---|
429 | }
|
---|
430 |
|
---|
431 | int NetIfGetConfigByName(PNETIFINFO pInfo)
|
---|
432 | {
|
---|
433 | int rc = VINF_SUCCESS;
|
---|
434 | size_t cbNeeded;
|
---|
435 | char *pBuf, *pNext;
|
---|
436 | int aiMib[6];
|
---|
437 |
|
---|
438 | aiMib[0] = CTL_NET;
|
---|
439 | aiMib[1] = PF_ROUTE;
|
---|
440 | aiMib[2] = 0;
|
---|
441 | aiMib[3] = 0; /* address family */
|
---|
442 | aiMib[4] = NET_RT_IFLIST;
|
---|
443 | aiMib[5] = 0;
|
---|
444 |
|
---|
445 | if (sysctl(aiMib, 6, NULL, &cbNeeded, NULL, 0) < 0)
|
---|
446 | {
|
---|
447 | Log(("NetIfList: Failed to get estimate for list size (errno=%d).\n", errno));
|
---|
448 | return RTErrConvertFromErrno(errno);
|
---|
449 | }
|
---|
450 | if ((pBuf = (char*)malloc(cbNeeded)) == NULL)
|
---|
451 | return VERR_NO_MEMORY;
|
---|
452 | if (sysctl(aiMib, 6, pBuf, &cbNeeded, NULL, 0) < 0)
|
---|
453 | {
|
---|
454 | free(pBuf);
|
---|
455 | Log(("NetIfList: Failed to retrieve interface table (errno=%d).\n", errno));
|
---|
456 | return RTErrConvertFromErrno(errno);
|
---|
457 | }
|
---|
458 |
|
---|
459 | int sock = socket(PF_INET, SOCK_DGRAM, IPPROTO_IP);
|
---|
460 | if (sock < 0)
|
---|
461 | {
|
---|
462 | free(pBuf);
|
---|
463 | Log(("NetIfList: socket() -> %d\n", errno));
|
---|
464 | return RTErrConvertFromErrno(errno);
|
---|
465 | }
|
---|
466 |
|
---|
467 | char *pEnd = pBuf + cbNeeded;
|
---|
468 | for (pNext = pBuf; pNext < pEnd;)
|
---|
469 | {
|
---|
470 | struct if_msghdr *pIfMsg = (struct if_msghdr *)pNext;
|
---|
471 |
|
---|
472 | if (pIfMsg->ifm_type != RTM_IFINFO)
|
---|
473 | {
|
---|
474 | Log(("NetIfList: Got message %u while expecting %u.\n",
|
---|
475 | pIfMsg->ifm_type, RTM_IFINFO));
|
---|
476 | rc = VERR_INTERNAL_ERROR;
|
---|
477 | break;
|
---|
478 | }
|
---|
479 | struct sockaddr_dl *pSdl = (struct sockaddr_dl *)(pIfMsg + 1);
|
---|
480 |
|
---|
481 | bool fSkip = !!strncmp(pInfo->szShortName, pSdl->sdl_data, pSdl->sdl_nlen)
|
---|
482 | || pInfo->szShortName[pSdl->sdl_nlen] != '\0';
|
---|
483 |
|
---|
484 | pNext += pIfMsg->ifm_msglen;
|
---|
485 | while (pNext < pEnd)
|
---|
486 | {
|
---|
487 | struct ifa_msghdr *pIfAddrMsg = (struct ifa_msghdr *)pNext;
|
---|
488 |
|
---|
489 | if (pIfAddrMsg->ifam_type != RTM_NEWADDR)
|
---|
490 | break;
|
---|
491 | if (!fSkip)
|
---|
492 | extractAddressesToNetInfo(pIfAddrMsg->ifam_addrs,
|
---|
493 | (char *)(pIfAddrMsg + 1),
|
---|
494 | pIfAddrMsg->ifam_msglen + (char *)pIfAddrMsg,
|
---|
495 | pInfo);
|
---|
496 | pNext += pIfAddrMsg->ifam_msglen;
|
---|
497 | }
|
---|
498 |
|
---|
499 | if (!fSkip && pSdl->sdl_type == IFT_ETHER)
|
---|
500 | {
|
---|
501 | size_t cbNameLen = pSdl->sdl_nlen + 1;
|
---|
502 | memcpy(pInfo->MACAddress.au8, LLADDR(pSdl), sizeof(pInfo->MACAddress.au8));
|
---|
503 | pInfo->enmMediumType = NETIF_T_ETHERNET;
|
---|
504 | /* Generate UUID from name and MAC address. */
|
---|
505 | RTUUID uuid;
|
---|
506 | RTUuidClear(&uuid);
|
---|
507 | memcpy(&uuid, pInfo->szShortName, RT_MIN(cbNameLen, sizeof(uuid)));
|
---|
508 | uuid.Gen.u8ClockSeqHiAndReserved = (uuid.Gen.u8ClockSeqHiAndReserved & 0x3f) | 0x80;
|
---|
509 | uuid.Gen.u16TimeHiAndVersion = (uuid.Gen.u16TimeHiAndVersion & 0x0fff) | 0x4000;
|
---|
510 | memcpy(uuid.Gen.au8Node, pInfo->MACAddress.au8, sizeof(uuid.Gen.au8Node));
|
---|
511 | pInfo->Uuid = uuid;
|
---|
512 |
|
---|
513 | struct ifreq IfReq;
|
---|
514 | strcpy(IfReq.ifr_name, pInfo->szShortName);
|
---|
515 | if (ioctl(sock, SIOCGIFFLAGS, &IfReq) < 0)
|
---|
516 | {
|
---|
517 | Log(("NetIfList: ioctl(SIOCGIFFLAGS) -> %d\n", errno));
|
---|
518 | pInfo->enmStatus = NETIF_S_UNKNOWN;
|
---|
519 | }
|
---|
520 | else
|
---|
521 | pInfo->enmStatus = (IfReq.ifr_flags & IFF_UP) ? NETIF_S_UP : NETIF_S_DOWN;
|
---|
522 |
|
---|
523 | return VINF_SUCCESS;
|
---|
524 | }
|
---|
525 | }
|
---|
526 | close(sock);
|
---|
527 | free(pBuf);
|
---|
528 | return rc;
|
---|
529 | }
|
---|
530 |
|
---|
531 | #endif
|
---|