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Diffstat (limited to 'attic/rtbl/WindowsRoutingTable.cpp')
| -rw-r--r-- | attic/rtbl/WindowsRoutingTable.cpp | 178 |
1 files changed, 0 insertions, 178 deletions
diff --git a/attic/rtbl/WindowsRoutingTable.cpp b/attic/rtbl/WindowsRoutingTable.cpp deleted file mode 100644 index 00674620..00000000 --- a/attic/rtbl/WindowsRoutingTable.cpp +++ /dev/null @@ -1,178 +0,0 @@ -/* - * ZeroTier One - Network Virtualization Everywhere - * Copyright (C) 2011-2015 ZeroTier, Inc. - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - * - * -- - * - * ZeroTier may be used and distributed under the terms of the GPLv3, which - * are available at: http://www.gnu.org/licenses/gpl-3.0.html - * - * If you would like to embed ZeroTier into a commercial application or - * redistribute it in a modified binary form, please contact ZeroTier Networks - * LLC. Start here: http://www.zerotier.com/ - */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <WinSock2.h> -#include <Windows.h> -#include <netioapi.h> -#include <IPHlpApi.h> - -#include <vector> - -#include "../node/Constants.hpp" -#include "WindowsRoutingTable.hpp" - -namespace ZeroTier { - -static void _copyInetAddressToSockaddrInet(const InetAddress &a,SOCKADDR_INET &sinet) -{ - memset(&sinet,0,sizeof(sinet)); - if (a.isV4()) { - sinet.Ipv4.sin_addr.S_un.S_addr = *((const uint32_t *)a.rawIpData()); - sinet.Ipv4.sin_family = AF_INET; - sinet.Ipv4.sin_port = htons(a.port()); - } else if (a.isV6()) { - memcpy(sinet.Ipv6.sin6_addr.u.Byte,a.rawIpData(),16); - sinet.Ipv6.sin6_family = AF_INET6; - sinet.Ipv6.sin6_port = htons(a.port()); - } -} - -WindowsRoutingTable::WindowsRoutingTable() -{ -} - -WindowsRoutingTable::~WindowsRoutingTable() -{ -} - -std::vector<RoutingTable::Entry> WindowsRoutingTable::get(bool includeLinkLocal,bool includeLoopback) const -{ - std::vector<RoutingTable::Entry> entries; - PMIB_IPFORWARD_TABLE2 rtbl = NULL; - - if (GetIpForwardTable2(AF_UNSPEC,&rtbl) != NO_ERROR) - return entries; - if (!rtbl) - return entries; - - for(ULONG r=0;r<rtbl->NumEntries;++r) { - RoutingTable::Entry e; - switch(rtbl->Table[r].DestinationPrefix.Prefix.si_family) { - case AF_INET: - e.destination.set(&(rtbl->Table[r].DestinationPrefix.Prefix.Ipv4.sin_addr.S_un.S_addr),4,rtbl->Table[r].DestinationPrefix.PrefixLength); - break; - case AF_INET6: - e.destination.set(rtbl->Table[r].DestinationPrefix.Prefix.Ipv6.sin6_addr.u.Byte,16,rtbl->Table[r].DestinationPrefix.PrefixLength); - break; - } - switch(rtbl->Table[r].NextHop.si_family) { - case AF_INET: - e.gateway.set(&(rtbl->Table[r].NextHop.Ipv4.sin_addr.S_un.S_addr),4,0); - break; - case AF_INET6: - e.gateway.set(rtbl->Table[r].NextHop.Ipv6.sin6_addr.u.Byte,16,0); - break; - } - e.deviceIndex = (int)rtbl->Table[r].InterfaceIndex; - e.metric = (int)rtbl->Table[r].Metric; - ConvertInterfaceLuidToNameA(&(rtbl->Table[r].InterfaceLuid),e.device,sizeof(e.device)); - if ((e.destination)&&((includeLinkLocal)||(!e.destination.isLinkLocal()))&&((includeLoopback)||((!e.destination.isLoopback())&&(!e.gateway.isLoopback())))) - entries.push_back(e); - } - - FreeMibTable(rtbl); - std::sort(entries.begin(),entries.end()); - return entries; -} - -RoutingTable::Entry WindowsRoutingTable::set(const InetAddress &destination,const InetAddress &gateway,const char *device,int metric) -{ - NET_LUID luid; - luid.Value = 0; - if (ConvertInterfaceNameToLuidA(device,&luid) != NO_ERROR) - return RoutingTable::Entry(); - - bool needCreate = true; - PMIB_IPFORWARD_TABLE2 rtbl = NULL; - if (GetIpForwardTable2(AF_UNSPEC,&rtbl) != NO_ERROR) - return RoutingTable::Entry(); - if (!rtbl) - return RoutingTable::Entry(); - for(ULONG r=0;r<rtbl->NumEntries;++r) { - if (rtbl->Table[r].InterfaceLuid.Value == luid.Value) { - InetAddress rdest; - switch(rtbl->Table[r].DestinationPrefix.Prefix.si_family) { - case AF_INET: - rdest.set(&(rtbl->Table[r].DestinationPrefix.Prefix.Ipv4.sin_addr.S_un.S_addr),4,rtbl->Table[r].DestinationPrefix.PrefixLength); - break; - case AF_INET6: - rdest.set(rtbl->Table[r].DestinationPrefix.Prefix.Ipv6.sin6_addr.u.Byte,16,rtbl->Table[r].DestinationPrefix.PrefixLength); - break; - } - if (rdest == destination) { - if (metric >= 0) { - _copyInetAddressToSockaddrInet(gateway,rtbl->Table[r].NextHop); - rtbl->Table[r].Metric = metric; - SetIpForwardEntry2(&(rtbl->Table[r])); - needCreate = false; - } else { - DeleteIpForwardEntry2(&(rtbl->Table[r])); - FreeMibTable(rtbl); - return RoutingTable::Entry(); - } - } - } - } - FreeMibTable(rtbl); - - if ((metric >= 0)&&(needCreate)) { - MIB_IPFORWARD_ROW2 nr; - InitializeIpForwardEntry(&nr); - nr.InterfaceLuid.Value = luid.Value; - _copyInetAddressToSockaddrInet(destination,nr.DestinationPrefix.Prefix); - nr.DestinationPrefix.PrefixLength = destination.netmaskBits(); - _copyInetAddressToSockaddrInet(gateway,nr.NextHop); - nr.Metric = metric; - nr.Protocol = MIB_IPPROTO_NETMGMT; - DWORD result = CreateIpForwardEntry2(&nr); - if (result != NO_ERROR) - return RoutingTable::Entry(); - } - - std::vector<RoutingTable::Entry> rtab(get(true,true)); - std::vector<RoutingTable::Entry>::iterator bestEntry(rtab.end()); - for(std::vector<RoutingTable::Entry>::iterator e(rtab.begin());e!=rtab.end();++e) { - if ((e->destination == destination)&&(e->gateway.ipsEqual(gateway))) { - if ((device)&&(device[0])) { - if (!strcmp(device,e->device)) { - if (metric == e->metric) - bestEntry = e; - } - } - if (bestEntry == rtab.end()) - bestEntry = e; - } - } - if (bestEntry != rtab.end()) - return *bestEntry; - return RoutingTable::Entry(); -} - -} // namespace ZeroTier |