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Diffstat (limited to 'osdep/WindowsEthernetTapFactory.cpp')
| -rw-r--r-- | osdep/WindowsEthernetTapFactory.cpp | 162 |
1 files changed, 0 insertions, 162 deletions
diff --git a/osdep/WindowsEthernetTapFactory.cpp b/osdep/WindowsEthernetTapFactory.cpp deleted file mode 100644 index 996460a1..00000000 --- a/osdep/WindowsEthernetTapFactory.cpp +++ /dev/null @@ -1,162 +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 "WindowsEthernetTapFactory.hpp" -#include "WindowsEthernetTap.hpp" - -namespace ZeroTier { - -WindowsEthernetTapFactory::Env::Env() -{ -#ifdef _WIN64 - is64Bit = TRUE; - devcon = "\\devcon_x64.exe"; - tapDriver = "\\tap-windows\\x64\\zttap200.inf"; -#else - is64Bit = FALSE; - IsWow64Process(GetCurrentProcess(),&is64Bit); - devcon = ((is64Bit == TRUE) ? "\\devcon_x64.exe" : "\\devcon_x86.exe"); - tapDriver = ((is64Bit == TRUE) ? "\\tap-windows\\x64\\zttap200.inf" : "\\tap-windows\\x86\\zttap200.inf"); -#endif -} -const WindowsEthernetTapFactory::Env WindowsEthernetTapFactory::WINENV; - -WindowsEthernetTapFactory::WindowsEthernetTapFactory(const char *pathToHelpers) : - _pathToHelpers(pathToHelpers) -{ -} - -WindowsEthernetTapFactory::~WindowsEthernetTapFactory() -{ - Mutex::Lock _l(_devices_m); - for(std::vector<EthernetTap *>::iterator d(_devices.begin());d!=_devices.end();++d) - delete *d; -} - -EthernetTap *WindowsEthernetTapFactory::open( - const MAC &mac, - unsigned int mtu, - unsigned int metric, - uint64_t nwid, - const char *desiredDevice, - const char *friendlyName, - void (*handler)(void *,const MAC &,const MAC &,unsigned int,const Buffer<4096> &), - void *arg) -{ - Mutex::Lock _l(_devices_m); - EthernetTap *t = new WindowsEthernetTap(_pathToHelpers.c_str(),mac,mtu,metric,nwid,desiredDevice,friendlyName,handler,arg); - _devices.push_back(t); - return t; -} - -void WindowsEthernetTapFactory::close(EthernetTap *tap,bool destroyPersistentDevices) -{ - if (!tap) - return; - - std::string instanceId(((WindowsEthernetTap *)tap)->instanceId()); - Mutex::Lock _l(_devices_m); - - for(std::vector<EthernetTap *>::iterator d(_devices.begin());d!=_devices.end();++d) { - if (*d == tap) { - _devices.erase(d); - break; - } - } - - delete tap; - - if (destroyPersistentDevices) - _deletePersistentTapDevice(_pathToHelpers.c_str(),instanceId.c_str()); -} - -void WindowsEthernetTapFactory::destroyAllPersistentTapDevices(const char *pathToHelpers) -{ - char subkeyName[4096]; - char subkeyClass[4096]; - char data[4096]; - - std::set<std::string> instanceIdPathsToRemove; - { - HKEY nwAdapters; - if (RegOpenKeyExA(HKEY_LOCAL_MACHINE,"SYSTEM\\CurrentControlSet\\Control\\Class\\{4D36E972-E325-11CE-BFC1-08002BE10318}",0,KEY_READ|KEY_WRITE,&nwAdapters) != ERROR_SUCCESS) - return; - - for(DWORD subkeyIndex=0;;++subkeyIndex) { - DWORD type; - DWORD dataLen; - DWORD subkeyNameLen = sizeof(subkeyName); - DWORD subkeyClassLen = sizeof(subkeyClass); - FILETIME lastWriteTime; - if (RegEnumKeyExA(nwAdapters,subkeyIndex,subkeyName,&subkeyNameLen,(DWORD *)0,subkeyClass,&subkeyClassLen,&lastWriteTime) == ERROR_SUCCESS) { - type = 0; - dataLen = sizeof(data); - if (RegGetValueA(nwAdapters,subkeyName,"ComponentId",RRF_RT_ANY,&type,(PVOID)data,&dataLen) == ERROR_SUCCESS) { - data[dataLen] = '\0'; - if (!strnicmp(data,"zttap",5)) { - std::string instanceIdPath; - type = 0; - dataLen = sizeof(data); - if (RegGetValueA(nwAdapters,subkeyName,"DeviceInstanceID",RRF_RT_ANY,&type,(PVOID)data,&dataLen) == ERROR_SUCCESS) - instanceIdPath.assign(data,dataLen); - if (instanceIdPath.length() != 0) - instanceIdPathsToRemove.insert(instanceIdPath); - } - } - } else break; // end of list or failure - } - - RegCloseKey(nwAdapters); - } - - for(std::set<std::string>::iterator iidp(instanceIdPathsToRemove.begin());iidp!=instanceIdPathsToRemove.end();++iidp) - _deletePersistentTapDevice(pathToHelpers,iidp->c_str()); -} - -void WindowsEthernetTapFactory::_deletePersistentTapDevice(const char *pathToHelpers,const char *instanceId) -{ - HANDLE devconLog = CreateFileA((std::string(pathToHelpers) + "\\devcon.log").c_str(),GENERIC_WRITE,FILE_SHARE_READ|FILE_SHARE_WRITE,NULL,OPEN_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL); - STARTUPINFOA startupInfo; - startupInfo.cb = sizeof(startupInfo); - if (devconLog != INVALID_HANDLE_VALUE) { - SetFilePointer(devconLog,0,0,FILE_END); - startupInfo.hStdOutput = devconLog; - startupInfo.hStdError = devconLog; - } - PROCESS_INFORMATION processInfo; - memset(&startupInfo,0,sizeof(STARTUPINFOA)); - memset(&processInfo,0,sizeof(PROCESS_INFORMATION)); - if (CreateProcessA(NULL,(LPSTR)(std::string("\"") + pathToHelpers + WINENV.devcon + "\" remove @" + instanceId).c_str(),NULL,NULL,FALSE,0,NULL,NULL,&startupInfo,&processInfo)) { - WaitForSingleObject(processInfo.hProcess,INFINITE); - CloseHandle(processInfo.hProcess); - CloseHandle(processInfo.hThread); - } - if (devconLog != INVALID_HANDLE_VALUE) - CloseHandle(devconLog); -} - -} // namespace ZeroTier |