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Differential D1673 Diff 6982 source/lib/sysdep/os/win/wutil.cpp

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source/lib/sysdep/os/win/wutil.cpp

/* Copyright (C) 2015 Wildfire Games. /* Copyright (C) 2018 Wildfire Games.
* *
* Permission is hereby granted, free of charge, to any person obtaining * Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the * a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including * "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish, * without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to * distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to * permit persons to whom the Software is furnished to do so, subject to
* the following conditions: * the following conditions:
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{ {
WinScopedPreserveLastError s; WinScopedPreserveLastError s;
HANDLE hToken; HANDLE hToken;
if(!OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES|TOKEN_QUERY, &hToken)) if(!OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES|TOKEN_QUERY, &hToken))
return ERR::_1; return ERR::_1;
TOKEN_PRIVILEGES tp; TOKEN_PRIVILEGES tp;
if (!LookupPrivilegeValueW(NULL, privilege, &tp.Privileges[0].Luid)) if (!LookupPrivilegeValueW(nullptr, privilege, &tp.Privileges[0].Luid))
return ERR::_2; return ERR::_2;
tp.PrivilegeCount = 1; tp.PrivilegeCount = 1;
tp.Privileges[0].Attributes = enable? SE_PRIVILEGE_ENABLED : 0; tp.Privileges[0].Attributes = enable? SE_PRIVILEGE_ENABLED : 0;
SetLastError(0); SetLastError(0);
const BOOL ok = AdjustTokenPrivileges(hToken, FALSE, &tp, 0, 0, 0); const BOOL ok = AdjustTokenPrivileges(hToken, FALSE, &tp, 0, 0, 0);
if(!ok || GetLastError() != 0) if(!ok || GetLastError() != 0)
return ERR::_3; return ERR::_3;
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