1*b1cdbd2cSJim Jagielski /************************************************************** 2*b1cdbd2cSJim Jagielski * 3*b1cdbd2cSJim Jagielski * Licensed to the Apache Software Foundation (ASF) under one 4*b1cdbd2cSJim Jagielski * or more contributor license agreements. See the NOTICE file 5*b1cdbd2cSJim Jagielski * distributed with this work for additional information 6*b1cdbd2cSJim Jagielski * regarding copyright ownership. The ASF licenses this file 7*b1cdbd2cSJim Jagielski * to you under the Apache License, Version 2.0 (the 8*b1cdbd2cSJim Jagielski * "License"); you may not use this file except in compliance 9*b1cdbd2cSJim Jagielski * with the License. You may obtain a copy of the License at 10*b1cdbd2cSJim Jagielski * 11*b1cdbd2cSJim Jagielski * http://www.apache.org/licenses/LICENSE-2.0 12*b1cdbd2cSJim Jagielski * 13*b1cdbd2cSJim Jagielski * Unless required by applicable law or agreed to in writing, 14*b1cdbd2cSJim Jagielski * software distributed under the License is distributed on an 15*b1cdbd2cSJim Jagielski * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*b1cdbd2cSJim Jagielski * KIND, either express or implied. See the License for the 17*b1cdbd2cSJim Jagielski * specific language governing permissions and limitations 18*b1cdbd2cSJim Jagielski * under the License. 19*b1cdbd2cSJim Jagielski * 20*b1cdbd2cSJim Jagielski *************************************************************/ 21*b1cdbd2cSJim Jagielski 22*b1cdbd2cSJim Jagielski 23*b1cdbd2cSJim Jagielski 24*b1cdbd2cSJim Jagielski { 25*b1cdbd2cSJim Jagielski HKEY hkeyLogon; 26*b1cdbd2cSJim Jagielski HKEY hkeyWorkgroup; 27*b1cdbd2cSJim Jagielski DWORD dwResult = 0; 28*b1cdbd2cSJim Jagielski 29*b1cdbd2cSJim Jagielski 30*b1cdbd2cSJim Jagielski if ( ERROR_SUCCESS == RegOpenKeyEx( 31*b1cdbd2cSJim Jagielski HKEY_LOCAL_MACHINE, 32*b1cdbd2cSJim Jagielski TEXT("Network\\Logon"), 33*b1cdbd2cSJim Jagielski 0, KEY_READ, &hkeyLogon ) ) 34*b1cdbd2cSJim Jagielski { 35*b1cdbd2cSJim Jagielski DWORD dwLogon = 0; 36*b1cdbd2cSJim Jagielski DWORD dwLogonSize = sizeof(dwLogon); 37*b1cdbd2cSJim Jagielski RegQueryValueEx( hkeyLogon, TEXT("LMLogon"), 0, NULL, (LPBYTE)&dwLogon, &dwLogonSize ); 38*b1cdbd2cSJim Jagielski RegCloseKey( hkeyLogon ); 39*b1cdbd2cSJim Jagielski 40*b1cdbd2cSJim Jagielski if ( dwLogon ) 41*b1cdbd2cSJim Jagielski { 42*b1cdbd2cSJim Jagielski HKEY hkeyNetworkProvider; 43*b1cdbd2cSJim Jagielski 44*b1cdbd2cSJim Jagielski if ( ERROR_SUCCESS == RegOpenKeyEx( 45*b1cdbd2cSJim Jagielski HKEY_LOCAL_MACHINE, 46*b1cdbd2cSJim Jagielski TEXT("SYSTEM\\CurrentControlSet\\Services\\MSNP32\\NetworkProvider"), 47*b1cdbd2cSJim Jagielski 0, KEY_READ, &hkeyNetworkProvider ) ) 48*b1cdbd2cSJim Jagielski { 49*b1cdbd2cSJim Jagielski DWORD dwBufferSize = nSize; 50*b1cdbd2cSJim Jagielski LONG lResult = RegQueryValueEx( hkeyNetworkProvider, TEXT("AuthenticatingAgent"), 0, NULL, (LPBYTE)lpBuffer, &dwBufferSize ); 51*b1cdbd2cSJim Jagielski 52*b1cdbd2cSJim Jagielski if ( ERROR_SUCCESS == lResult || ERROR_MORE_DATA == lResult ) 53*b1cdbd2cSJim Jagielski dwResult = dwBufferSize / sizeof(TCHAR); 54*b1cdbd2cSJim Jagielski 55*b1cdbd2cSJim Jagielski RegCloseKey( hkeyNetworkProvider ); 56*b1cdbd2cSJim Jagielski } 57*b1cdbd2cSJim Jagielski } 58*b1cdbd2cSJim Jagielski } 59*b1cdbd2cSJim Jagielski else if ( ERROR_SUCCESS == RegOpenKeyEx( 60*b1cdbd2cSJim Jagielski HKEY_LOCAL_MACHINE, 61*b1cdbd2cSJim Jagielski TEXT("SYSTEM\\CurrentControlSet\\Services\\VxD\\VNETSUP"), 62*b1cdbd2cSJim Jagielski 0, KEY_READ, &hkeyWorkgroup ) ) 63*b1cdbd2cSJim Jagielski { 64*b1cdbd2cSJim Jagielski DWORD dwBufferSize = nSize; 65*b1cdbd2cSJim Jagielski LONG lResult = RegQueryValueEx( hkeyWorkgroup, TEXT("Workgroup"), 0, NULL, (LPBYTE)lpBuffer, &dwBufferSize ); 66*b1cdbd2cSJim Jagielski 67*b1cdbd2cSJim Jagielski if ( ERROR_SUCCESS == lResult || ERROR_MORE_DATA == lResult ) 68*b1cdbd2cSJim Jagielski dwResult = dwBufferSize / sizeof(TCHAR); 69*b1cdbd2cSJim Jagielski 70*b1cdbd2cSJim Jagielski RegCloseKey( hkeyWorkgroup ); 71*b1cdbd2cSJim Jagielski } 72*b1cdbd2cSJim Jagielski 73*b1cdbd2cSJim Jagielski 74*b1cdbd2cSJim Jagielski return dwResult; 75*b1cdbd2cSJim Jagielski } 76