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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 findFilesWithPattern( self, fileName, searchPattern, fillFindData, dokanFileInfo ):
 """Find files in a certain path that match the search pattern. :param fileName: path to search :type fileName: ctypes.c_wchar_p :param searchPattern: pattern to search for :type searchPattern: ctypes.c_wchar_p :param fillFindData: function pointer for populating search results :type fillFindData: PFillFindData :param dokanFileInfo: used by Dokan :type dokanFileInfo: PDOKAN_FILE_INFO :return: error code :rtype: ctypes.c_int """

        try:
            ret = self.operations('findFilesWithPattern', fileName, searchPattern)
            if ret is None:
                return d1_onedrive.impl.drivers.dokan.const.DOKAN_ERROR
            for r in ret:
                create_ft = self.python_timestamp_to_win32_filetime(r['ctime'])
                last_access_ft = self.python_timestamp_to_win32_filetime(r['atime'])
                last_write_ft = self.python_timestamp_to_win32_filetime(r['wtime'])
                cft = ctypes.wintypes.FILETIME(create_ft[0], create_ft[1])
                laft = ctypes.wintypes.FILETIME(last_access_ft[0], last_access_ft[1])
                lwft = ctypes.wintypes.FILETIME(last_write_ft[0], last_write_ft[1])
                size = self.pyint_to_double_dwords(r['size'])
                File = ctypes.wintypes.WIN32_FIND_DATAW(
                    ctypes.c_ulong(r['attr']),  # attributes
                    cft,  # creation time
                    laft,  # last access time
                    lwft,  # last write time
                    size[1],  # upper bits of size
                    size[0],  # lower bits of size
                    ctypes.c_ulong(0),  # reserved for FS
                    ctypes.c_ulong(0),  # reserved for FS
                    r['name'],  # file name
                    '',
                )  # alternate name
                pFile = ctypes.wintypes.PWIN32_FIND_DATAW(File)
                fillFindData(pFile, dokanFileInfo)
            return d1_onedrive.impl.drivers.dokan.const.DOKAN_SUCCESS
        except Exception as e:
            logging.error('%s', e)
            return d1_onedrive.impl.drivers.dokan.const.DOKAN_ERROR