/// <summary>
/// 授予当前进程需要申请的Windows操作系统权限。
/// </summary>
/// <param name="privilegeName">需要申请的权限所对应的权限字符串，该字符串是PrivilegeConst中包含的字符串常量。</param>
/// <returns>如果操作成功，则将会返回true，否则返回false。</returns>
public static bool GrantPrivilege(string privilegeName)
{
try
{
SLocallyUniqueIdentifier locallyUniqueIdentifier = new SLocallyUniqueIdentifier();
if (LookupPrivilegeValue(null, privilegeName, ref locallyUniqueIdentifier))
{
SLuidAttributes luidAndAtt = new SLuidAttributes()
{
Attributes = (int)PrivilegeAttributes.SE_PRIVILEGE_ENABLED,
ParticularLuid = locallyUniqueIdentifier
};
STokenPrivileges tokenPrivileges = new STokenPrivileges()
{
PrivilegeCount = 1,
Privileges = luidAndAtt
};
STokenPrivileges tempTokenPriv = new STokenPrivileges();
IntPtr tokenHandle = IntPtr.Zero;
try
{
bool condition = OpenProcessToken(GetCurrentProcess(), (int)TokenAccess.TOKEN_ADJUST_PRIVILEGES | (int)TokenAccess.TOKEN_QUERY, tokenHandle);
if (condition)
{
if (AdjustTokenPrivileges(tokenHandle, false, ref tokenPrivileges, 1024, tempTokenPriv, 0))
{
if (Marshal.GetLastWin32Error() != ERROR_NOT_ALL_ASSIGNED)
{
return(true);
}
}
}
}
finally
{
if (tokenHandle != IntPtr.Zero)
{
CloseHandle(tokenHandle);
}
}
}
return(false);
}
catch { return(false); }
}
public static extern bool AdjustTokenPrivileges(IntPtr tokenPointer, bool disable, ref STokenPrivileges newStateInfo, Int32 bufferSize, STokenPrivileges privileges, Int32 retunValueSize);