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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def getFileSecurity( self, fileName, securityInformation, securityDescriptor, lengthSecurityDescriptorBuffer, lengthNeeded, dokanFileInfo, ):
 """Get security attributes of a file. :param fileName: name of file to get security for :type fileName: ctypes.c_wchar_p :param securityInformation: buffer for security information :type securityInformation: PSECURITY_INFORMATION :param securityDescriptor: buffer for security descriptor :type securityDescriptor: PSECURITY_DESCRIPTOR :param lengthSecurityDescriptorBuffer: length of descriptor buffer :type lengthSecurityDescriptorBuffer: ctypes.c_ulong :param lengthNeeded: length needed for the buffer :type lengthNeeded: ctypes.POINTER(ctypes.c_ulong) :param dokanFileInfo: used by Dokan :type dokanFileInfo: PDOKAN_FILE_INFO :return: error code :rtype: ctypes.c_int """

        return self.operations('getFileSecurity', fileName)