CheckNtTokenForSid()

bool System.Security.Principal.WindowsIdentity.CheckNtTokenForSid ( SecurityIdentifier sid )

inlineprivate

Definition at line 532 of file WindowsIdentity.cs.

    {
        if (_safeTokenHandle.IsInvalid)
        {
            return false;
        }
        SafeAccessTokenHandle phNewToken = SafeAccessTokenHandle.InvalidHandle;
        TokenImpersonationLevel impersonationLevel = ImpersonationLevel;
        bool IsMember = false;
        try
        {
            if (impersonationLevel == TokenImpersonationLevel.None && !global::Interop.Advapi32.DuplicateTokenEx(_safeTokenHandle, 8u, IntPtr.Zero, 2u, 2u, ref phNewToken))
            {
                throw new SecurityException(new Win32Exception().Message);
            }
            if (!global::Interop.Advapi32.CheckTokenMembership((impersonationLevel != 0) ? _safeTokenHandle : phNewToken, sid.BinaryForm, ref IsMember))
            {
                throw new SecurityException(new Win32Exception().Message);
            }
            return IsMember;
        }
        finally
        {
            if (phNewToken != SafeAccessTokenHandle.InvalidHandle)
            {
                phNewToken.Dispose();
            }
        }
    }

References System.Security.Principal.WindowsIdentity._safeTokenHandle, System.Runtime.Serialization.Dictionary, System.Security.Principal.WindowsIdentity.ImpersonationLevel, Microsoft.Win32.SafeHandles.SafeAccessTokenHandle.InvalidHandle, Microsoft.Win32.SafeHandles.SafeAccessTokenHandle.IsInvalid, and System.IntPtr.Zero.