I-node file system implementation (iFS) Disk structure Free block list Boot block Super block Inode table Root dir 1st block Details are described in fs.h Disk structure Free block list Boot block Super block Left empty No operating system Inode table Root dir 1st block Disk structure Free block list Boot block Super block Inode table Root dir 1st block Disk structure Free block list Boot block Super block Inode table Root dir 1st block Disk structure Free block list Boot block Super block Inode table Root dir 1st block iFS modules Shell program (fsshell.c) A command line shell to access the file system I-node file system (fs.c) Mount, format, unmount file system Create, open, close, read, write etc to files Disk emulation (diskemu.c) Disk image file (diskimage) Read/write disk blocks Make disk Assigment Shell program (fsshell.c) I-node file system (fs.c) checkdisk.c Disk emulation (diskemu.c) Disk image file (diskimage) Write a new function fs_checkdisk() in checkdisk.c module This file will be included as part of fs.c during the compilation  ... (fsshell.c) I- node file system (fs.c) checkdisk.c Disk emulation (diskemu.c) Disk image file (diskimage) Write a new function fs_checkdisk() in checkdisk.c module This file will be included as... file system (fs.c) Mount, format, unmount file system Create, open, close, read, write etc to files Disk emulation (diskemu.c) Disk image file (diskimage) Read/write disk blocks Make disk Assigment... dir 1st block Disk structure Free block list Boot block Super block Inode table Root dir 1st block iFS modules Shell program (fsshell.c) A command line shell to access the file system I- node file