File management information storage device, control method of file management information storage device, and a control program of the file management information storage device

摘要

PPROBLEM TO BE SOLVED: To improve the extensibility of a file management function. PSOLUTION: When an input/output request for file management information is inputted, the input/output request is accepted by a file management section 1b. A fixed length area management section 1c then inputs and outputs basic management information for managing a file corresponding to the input/output request to/from a fixed length area 1aa of a storage unit 1a as fixed length data. In addition, a variable length area management section 1d inputs and outputs extended management information for managing the file corresponding to the input/output request to/from a variable length area 1ab of the storage unit 1a as variable length data. PCOPYRIGHT: (C)2011,JPO&INPIT